/* roulang page: index */
:root{
  --ink:#0F1113;
  --surface:#191C1F;
  --surface-2:#23272B;
  --line:#2E3338;
  --text:#F2F4F6;
  --text-muted:#9AA3AB;
  --brand:#FF5A1F;
  --brand-deep:#D63F06;
  --accent:#6C5CE7;
  --ok:#22C58B;
  --r-btn:10px;
  --r-card:14px;
  --r-img:12px;
  --shadow-card:0 4px 16px rgba(0,0,0,.35);
  --shadow-card-hover:0 12px 28px rgba(0,0,0,.5);
  --shadow-cta:0 6px 18px rgba(255,90,31,.28);
  --font-sans:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular","Menlo",monospace;

  --bs-body-bg:#0F1113;
  --bs-body-color:#F2F4F6;
  --bs-primary:#FF5A1F;
  --bs-border-color:#2E3338;
  --bs-border-radius:14px;
  --bs-link-color:#F2F4F6;
  --bs-link-hover-color:#FF5A1F;
  --bs-font-sans-serif:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  padding-bottom:96px;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--text);text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease;}
a:hover{color:var(--brand);}
img{max-width:100%;display:block;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:3px solid rgba(255,90,31,.55);outline-offset:2px;border-radius:6px;}
.container{max-width:1240px;padding-left:20px;padding-right:20px;margin:0 auto;}
.section{padding:88px 0;}
.section-sm{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{font-size:28px;font-weight:700;line-height:1.3;margin:0;letter-spacing:.2px;}
.section-head p{margin:8px 0 0;color:var(--text-muted);font-size:14px;}
.link-more{font-size:14px;font-weight:700;color:var(--text-muted);display:inline-flex;align-items:center;gap:8px;text-decoration:underline;text-decoration-color:transparent;text-underline-offset:6px;transition:.18s;}
.link-more:hover{color:var(--brand);text-decoration-color:var(--brand);}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;}

/* header / nav */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(15,17,19,.94);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-top{display:flex;align-items:center;gap:28px;padding:14px 0;}
.brand{display:inline-flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:42px;height:42px;border-radius:12px;
  background:linear-gradient(145deg,var(--brand),#FF8A4C);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:18px;color:#fff;box-shadow:var(--shadow-cta);
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.4px;line-height:1.2;white-space:nowrap;}
.brand-text small{display:block;font-size:11px;font-weight:500;color:var(--text-muted);letter-spacing:2px;margin-top:2px;}
.nav-search{flex:1 1 auto;max-width:560px;position:relative;}
.nav-search .fa-magnifying-glass{
  position:absolute;left:16px;top:50%;transform:translateY(-50%);
  font-size:16px;color:var(--text-muted);pointer-events:none;
}
.nav-search input{
  width:100%;height:48px;border-radius:12px;
  background:var(--surface-2);border:1px solid var(--line);
  padding:0 118px 0 44px;color:var(--text);font-size:15px;
  transition:border-color .18s,box-shadow .18s;
}
.nav-search input::placeholder{color:var(--text-muted);}
.nav-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,90,31,.22);}
.nav-search button{
  position:absolute;right:6px;top:6px;height:36px;padding:0 18px;
  border:none;border-radius:8px;background:var(--brand);color:#fff;
  font-weight:700;font-size:14px;cursor:pointer;transition:background .18s;
}
.nav-search button:hover{background:var(--brand-deep);}
.nav-quick{display:flex;align-items:center;gap:20px;margin-left:auto;flex-shrink:0;}
.nav-quick a{font-size:14px;font-weight:500;color:var(--text-muted);position:relative;padding-bottom:4px;}
.nav-quick a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .18s;
}
.nav-quick a:hover{color:var(--text);}
.nav-quick a:hover::after,.nav-quick a.active::after{transform:scaleX(1);}
.nav-quick a.active{color:var(--brand);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
  background:var(--surface-2);color:var(--text);align-items:center;justify-content:center;cursor:pointer;
}
.nav-cats{border-top:1px solid var(--line);}
.nav-cats ul{display:flex;gap:8px;list-style:none;margin:0;padding:8px 0;overflow-x:auto;scrollbar-width:none;}
.nav-cats ul::-webkit-scrollbar{display:none;}
.nav-cats a{
  display:inline-block;white-space:nowrap;padding:6px 14px;border-radius:999px;
  font-size:13.5px;color:var(--text-muted);border:1px solid transparent;transition:.18s;
}
.nav-cats a:hover{color:var(--brand);border-color:rgba(255,90,31,.45);background:rgba(255,90,31,.08);}
.nav-cats a.active{color:#fff;background:rgba(255,90,31,.16);border-color:rgba(255,90,31,.5);}
.mobile-panel{display:none;border-top:1px solid var(--line);padding:14px 0 20px;}
.mobile-panel.open{display:block;}
.mobile-panel ul{list-style:none;margin:0;padding:0;display:grid;gap:6px;}
.mobile-panel a{display:block;padding:10px 12px;border-radius:10px;background:var(--surface);border:1px solid var(--line);font-size:14.5px;}
.mobile-panel a:hover{border-color:rgba(255,90,31,.45);color:var(--brand);}

/* buttons */
.btn{--bs-btn-padding-y:.7rem;--bs-btn-padding-x:1.4rem;border-radius:var(--r-btn);font-weight:700;border:1px solid transparent;transition:transform .18s,box-shadow .18s,background-color .18s,color .18s,border-color .18s;display:inline-flex;align-items:center;gap:10px;justify-content:center;}
.btn-brand{background:var(--brand);color:#fff;height:48px;padding:0 26px;font-size:15px;box-shadow:var(--shadow-cta);}
.btn-brand:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);}
.btn-brand:active{background:var(--brand-deep);transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--text);height:48px;padding:0 24px;border:1px solid var(--line);font-size:15px;}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);}
.btn-ghost:active{border-color:var(--brand-deep);color:var(--brand-deep);}
.btn-sm-brand{background:rgba(255,90,31,.14);color:var(--brand);border:1px solid rgba(255,90,31,.4);padding:8px 16px;font-size:13.5px;border-radius:10px;font-weight:700;}
.btn-sm-brand:hover{background:var(--brand);color:#fff;border-color:var(--brand);}

/* hero */
.hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(rgba(15,17,19,.72),rgba(15,17,19,.94)),url('/assets/images/backpic/back-1.jpg');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:-30% 35% auto -10%;height:520px;
  background:radial-gradient(circle at 30% 40%,rgba(255,90,31,.34),transparent 62%);
  pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center;padding:76px 0 84px;}
.hero-copy h1{font-size:40px;font-weight:800;line-height:1.3;margin:0 0 18px;letter-spacing:-.4px;}
.hero-copy h1 em{font-style:normal;color:var(--brand);}
.hero-copy .lead{font-size:16.5px;color:var(--text-muted);margin:0 0 28px;max-width:520px;line-height:1.85;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;}
.hero-note{font-size:12px;color:var(--text-muted);margin:16px 0 0;letter-spacing:.2px;}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-card);
  border:1px solid rgba(255,255,255,.08);box-shadow:0 18px 40px rgba(0,0,0,.55);
}
.float-card{
  position:absolute;left:-18px;bottom:-26px;
  background:rgba(25,28,31,.96);border:1px solid var(--line);border-radius:var(--r-card);
  padding:14px 18px;box-shadow:var(--shadow-card-hover);backdrop-filter:blur(8px);
  display:flex;align-items:center;gap:14px;min-width:230px;
}
.float-card .fc-icon{width:40px;height:40px;border-radius:10px;background:rgba(108,92,231,.18);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:16px;}
.float-card strong{display:block;font-size:15px;line-height:1.4;}
.float-card span{font-size:12px;color:var(--text-muted);}

/* stats strip */
.stats-panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-card);display:grid;grid-template-columns:repeat(3,1fr);
  padding:34px 10px;margin-top:-40px;position:relative;z-index:2;
}
.stat-item{padding:0 30px;display:flex;flex-direction:column;gap:6px;}
.stat-item + .stat-item{border-left:1px solid var(--line);}
.stat-num{font-family:var(--font-mono);font-size:34px;font-weight:700;color:var(--brand);line-height:1.1;}
.stat-label{font-size:15px;font-weight:700;}
.stat-desc{font-size:14px;color:var(--text-muted);line-height:1.7;}

/* scene */
.scene-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:22px;}
.scene-main,.scene-side .card{position:relative;}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:none;transition:transform .18s,box-shadow .18s,border-color .18s;overflow:hidden;}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-card-hover);border-color:rgba(255,90,31,.45);}
.thumb{position:relative;overflow:hidden;}
.thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform .35s ease;}
.card:hover .thumb img{transform:scale(1.04);}
.thumb::after{content:"";position:absolute;inset:0;border:1px solid rgba(255,255,255,.07);border-radius:0;pointer-events:none;}
.badge-cat{
  position:absolute;left:14px;bottom:14px;
  background:rgba(108,92,231,.16);color:#B7AEF9;border:1px solid rgba(108,92,231,.4);
  font-size:12px;padding:4px 10px;border-radius:999px;font-weight:700;backdrop-filter:blur(6px);
}
.badge-free{
  position:absolute;right:14px;bottom:14px;
  background:rgba(34,197,139,.14);color:#5BE3B0;border:1px solid rgba(34,197,139,.38);
  font-size:12px;padding:4px 10px;border-radius:999px;font-weight:700;backdrop-filter:blur(6px);
}
.card-body-in{padding:16px;}
.card-body-in h3{font-size:20px;font-weight:700;line-height:1.45;margin:0 0 8px;}
.card-body-in p{font-size:14px;color:var(--text-muted);margin:0;line-height:1.75;}
.scene-side{display:grid;gap:22px;grid-template-rows:1fr 1fr;}
.scene-side .card-body-in h3{font-size:17px;}

/* cms list */
.cms-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.cms-card{display:grid;grid-template-columns:200px 1fr;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:transform .18s,box-shadow .18s,border-color .18s;}
.cms-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-card-hover);border-color:rgba(255,90,31,.45);}
.cms-card .cms-thumb{position:relative;}
.cms-card .cms-thumb img{width:100%;height:100%;min-height:132px;object-fit:cover;aspect-ratio:16/9;}
.cms-card .cms-body{padding:16px 18px;display:flex;flex-direction:column;gap:8px;min-width:0;}
.cms-card h3{font-size:16.5px;font-weight:700;line-height:1.5;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.cms-card p{font-size:13.5px;color:var(--text-muted);margin:0;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.cms-meta{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:8px;flex-wrap:wrap;}
.badge-soft{background:rgba(108,92,231,.12);color:#B7AEF9;font-size:12px;padding:3px 10px;border-radius:999px;font-weight:700;}
.cms-meta time{font-family:var(--font-mono);font-size:12.5px;color:var(--text-muted);}
.cms-meta .go{margin-left:auto;font-size:13px;font-weight:700;color:var(--brand);}
.empty-panel{
  border:1px dashed var(--line);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;background:rgba(25,28,31,.5);
}
.empty-panel i{font-size:28px;color:var(--text-muted);margin-bottom:14px;display:block;}
.empty-panel p{color:var(--text-muted);font-size:14.5px;margin:0 0 18px;}

/* reviews */
.review-head{display:flex;align-items:center;gap:26px;flex-wrap:wrap;margin-bottom:30px;}
.review-total{display:flex;align-items:baseline;gap:10px;}
.review-total .mono{font-size:30px;color:var(--brand);font-weight:700;}
.review-total span{font-size:13.5px;color:var(--text-muted);}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.review-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:22px;transition:.18s;}
.review-card:hover{border-color:rgba(255,90,31,.45);transform:translateY(-2px);box-shadow:var(--shadow-card-hover);}
.review-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(140deg,rgba(255,90,31,.85),rgba(108,92,231,.85));display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:#fff;}
.review-top strong{font-size:14.5px;display:block;line-height:1.4;}
.review-top small{font-size:12px;color:var(--text-muted);}
.review-card p{font-size:14px;color:var(--text-muted);margin:0 0 14px;line-height:1.8;}
.stars{color:var(--brand);font-size:12.5px;letter-spacing:2px;}

/* faq */
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:var(--line);--bs-accordion-color:var(--text);border-radius:0;}
.accordion-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card)!important;margin-bottom:14px;overflow:hidden;}
.accordion-button{
  background:transparent;color:var(--text);font-weight:700;font-size:16px;
  padding:20px 54px 20px 22px;box-shadow:none!important;border-radius:var(--r-card)!important;
  position:relative;
}
.accordion-button:not(.collapsed){background:rgba(255,90,31,.06);color:var(--brand);}
.accordion-button::after{
  background-image:none;font-family:"Font Awesome 6 Free";font-weight:900;content:"\2b";
  position:absolute;right:22px;top:50%;transform:translateY(-50%);width:auto;height:auto;font-size:14px;color:var(--text-muted);
}
.accordion-button:not(.collapsed)::after{content:"\f068";color:var(--brand);}
.accordion-body{color:var(--text-muted);font-size:14.5px;line-height:1.9;padding:0 22px 22px;border-left:3px solid transparent;}
.accordion-button:not(.collapsed) + .accordion-collapse .accordion-body{border-left-color:var(--brand);}

/* cta */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--r-card);
  background-image:linear-gradient(120deg,rgba(15,17,19,.92),rgba(214,63,6,.55)),url('/assets/images/backpic/back-2.jpg');
  background-size:cover;background-position:center;
  border:1px solid var(--line);padding:56px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-panel h2{font-size:28px;font-weight:800;margin:0 0 10px;line-height:1.35;}
.cta-panel p{color:rgba(242,244,246,.82);margin:0;font-size:15px;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* footer */
.site-footer{border-top:1px solid var(--line);background:#0C0E10;padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:48px;}
.footer-brand p{font-size:14px;color:var(--text-muted);margin:16px 0 0;line-height:1.85;max-width:320px;}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:1px;margin:0 0 16px;color:var(--text);}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.footer-col a,.footer-col li{font-size:14px;color:var(--text-muted);}
.footer-col a:hover{color:var(--brand);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text-muted);}
.footer-contact i{color:var(--brand);margin-top:5px;font-size:13px;}
.footer-bottom{border-top:1px solid var(--line);padding:20px 0 26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.footer-bottom p{margin:0;font-size:13px;color:var(--text-muted);}
.footer-bottom .disclaimer{font-size:12.5px;color:#6E767D;max-width:640px;}

/* fixed bar */
.fixed-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:1030;
  background:rgba(25,28,31,.96);backdrop-filter:blur(10px);
  border-top:1px solid rgba(255,90,31,.3);
  padding:10px 0 calc(10px + env(safe-area-inset-bottom));
}
.fixed-bar-in{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:44px;}
.fixed-bar p{margin:0;font-size:14px;color:var(--text);display:flex;align-items:center;gap:10px;}
.fixed-bar p i{color:var(--brand);}

@media (max-width:1200px){
  .nav-quick{gap:16px;}
  .hero-copy h1{font-size:36px;}
}
@media (max-width:992px){
  .section{padding:64px 0;}
  .nav-top{gap:16px;flex-wrap:wrap;padding:12px 0;}
  .nav-quick{display:none;}
  .nav-toggle{display:inline-flex;order:3;margin-left:auto;}
  .nav-search{order:4;flex:1 1 100%;max-width:none;margin-top:12px;}
  .hero-inner{grid-template-columns:1fr;gap:36px;padding:56px 0 72px;}
  .hero-copy h1{font-size:32px;}
  .hero-visual img{aspect-ratio:16/9;}
  .float-card{left:12px;bottom:-20px;}
  .stats-panel{grid-template-columns:1fr;padding:8px 0;margin-top:-32px;}
  .stat-item{padding:20px 26px;}
  .stat-item + .stat-item{border-left:none;border-top:1px solid var(--line);}
  .scene-grid{grid-template-columns:1fr;}
  .cms-grid{grid-template-columns:1fr;}
  .review-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-panel{padding:40px 28px;}
  .cta-panel h2{font-size:24px;}
}
@media (max-width:768px){
  .container{padding-left:16px;padding-right:16px;}
  .section{padding:48px 0;}
  .section-head h2{font-size:22px;}
  .hero-copy h1{font-size:30px;line-height:1.35;}
  .hero-copy .lead{font-size:15px;}
  .hero-inner{padding:44px 0 64px;}
  .hero-visual img{height:220px;object-fit:cover;}
  .stat-num{font-size:28px;}
  .cms-card{grid-template-columns:132px 1fr;}
  .cms-card .cms-thumb img{min-height:112px;}
  .review-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .btn-brand,.btn-ghost{height:44px;padding:0 20px;font-size:14.5px;width:100%;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .cta-actions{width:100%;flex-direction:column;}
  .fixed-bar p{font-size:12.5px;line-height:1.4;}
  .fixed-bar .btn-brand{width:auto;height:40px;font-size:13.5px;padding:0 16px;}
  body{padding-bottom:88px;}
}
@media (max-width:520px){
  .brand-text{font-size:16px;}
  .brand-text small{font-size:10px;letter-spacing:1.4px;}
  .nav-cats a{font-size:12.5px;padding:5px 11px;}
  .card-body-in h3{font-size:17px;}
  .cms-card{grid-template-columns:1fr;}
  .cms-card .cms-thumb img{aspect-ratio:16/9;height:auto;}
  .cta-panel{padding:32px 20px;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: article */
:root{
  --ink:#0F1113;
  --surface:#191C1F;
  --surface-2:#23272B;
  --line:#2E3338;
  --text:#F2F4F6;
  --text-muted:#9AA3AB;
  --brand:#FF5A1F;
  --brand-deep:#D63F06;
  --accent:#6C5CE7;
  --ok:#22C58B;
  --radius-btn:10px;
  --radius-card:14px;
  --radius-img:12px;
  --shadow-card:0 4px 16px rgba(0,0,0,.35);
  --shadow-hover:0 12px 28px rgba(0,0,0,.5);
  --font-sans:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;

  --bs-body-bg:#0F1113;
  --bs-body-color:#F2F4F6;
  --bs-primary:#FF5A1F;
  --bs-border-color:#2E3338;
  --bs-border-radius:14px;
  --bs-link-color:#F2F4F6;
  --bs-link-hover-color:#FF5A1F;
  --bs-font-sans-serif:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding-bottom:88px;
  background:var(--ink);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease}
a:hover{color:var(--brand)}
button{font-family:inherit}
h1,h2,h3,h4,h5{font-weight:700;line-height:1.3;margin:0;color:var(--text)}
p{margin:0}
ul,ol{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
.mono{font-family:var(--font-mono);font-feature-settings:"tnum";letter-spacing:.01em}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:2000;
  background:var(--brand);color:#fff;padding:10px 18px;border-radius:0 0 10px 0;font-weight:700;
}
.skip-link:focus{left:0;color:#fff}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}

/* ============ 頂部導覽 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(15,17,19,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;gap:18px;
  min-height:76px;flex-wrap:nowrap;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;flex:0 0 auto;
  border-radius:10px;
  background:linear-gradient(140deg,var(--brand),var(--brand-deep));
  color:#fff;font-size:15px;
  display:grid;place-items:center;
  box-shadow:0 6px 18px rgba(255,90,31,.28);
}
.brand-text{
  display:flex;flex-direction:column;
  font-size:17px;font-weight:800;letter-spacing:.02em;line-height:1.2;color:var(--text);
}
.brand-text small{
  font-family:var(--font-mono);
  font-size:10px;font-weight:600;letter-spacing:.18em;
  color:var(--text-muted);text-transform:uppercase;
}
.brand:hover .brand-text{color:var(--brand)}

.search-form{
  flex:1 1 auto;max-width:520px;min-width:220px;
  display:flex;align-items:center;gap:8px;
  height:48px;padding:0 6px 0 14px;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:12px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-form:focus-within{
  border-color:rgba(255,90,31,.6);
  box-shadow:0 0 0 3px rgba(255,90,31,.16);
}
.search-form .fa-magnifying-glass{color:var(--text-muted);font-size:15px}
.search-form input{
  flex:1 1 auto;min-width:0;height:100%;
  background:transparent;border:0;outline:0;
  color:var(--text);font-size:15px;font-family:inherit;
}
.search-form input::placeholder{color:var(--text-muted)}
.search-btn{
  height:36px;padding:0 16px;border:0;border-radius:9px;
  background:var(--brand);color:#fff;
  font-size:14px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:background-color .18s ease;
}
.search-btn:hover{background:var(--brand-deep)}
.search-btn:active{transform:translateY(1px)}

.nav-quick{display:flex;align-items:center;gap:2px;margin-left:auto;flex:0 0 auto}
.nav-quick a{
  position:relative;
  padding:9px 10px;border-radius:8px;
  font-size:14px;font-weight:500;color:var(--text-muted);white-space:nowrap;
  transition:color .18s ease,background-color .18s ease;
}
.nav-quick a::after{
  content:"";position:absolute;left:10px;right:10px;bottom:3px;height:2px;
  background:var(--brand);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease;
}
.nav-quick a:hover{color:var(--text);background:rgba(255,255,255,.04)}
.nav-quick a:hover::after{transform:scaleX(1)}
.nav-quick a.active{color:var(--brand)}

.menu-toggle{
  display:none;
  width:44px;height:44px;flex:0 0 auto;
  border:1px solid var(--line);border-radius:10px;
  background:var(--surface-2);color:var(--text);
  font-size:16px;cursor:pointer;
  align-items:center;justify-content:center;
}
.menu-toggle:hover{border-color:rgba(255,90,31,.45);color:var(--brand)}

.mobile-nav{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(15,17,19,.98);
  padding:12px 0 18px;
}
.mobile-nav.open{display:block}
.mobile-nav ul{list-style:none;padding:0;margin:0;display:grid;gap:4px}
.mobile-nav a{
  display:block;padding:11px 14px;border-radius:9px;
  font-size:15px;color:var(--text-muted);
  border:1px solid transparent;
}
.mobile-nav a:hover{background:var(--surface);color:var(--text);border-color:var(--line)}
.mobile-nav a.active{color:var(--brand);border-color:rgba(255,90,31,.35);background:rgba(255,90,31,.06)}

/* ============ 文章頂部 ============ */
.article-hero{
  position:relative;
  padding:44px 0 42px;
  background-image:linear-gradient(180deg,rgba(15,17,19,.74),rgba(15,17,19,.96)),url("/assets/images/backpic/back-2.jpg");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.crumbs{
  list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:0;margin:0 0 20px;
  font-size:12.5px;color:var(--text-muted);
}
.crumbs li{display:flex;align-items:center;gap:8px}
.crumbs li::after{content:"/";color:#4A5057}
.crumbs li:last-child::after{content:""}
.crumbs a:hover{color:var(--brand)}
.crumbs .current{color:var(--brand);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.article-title{
  font-size:36px;line-height:1.3;font-weight:800;
  letter-spacing:.01em;
  max-width:920px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;
  margin-top:20px;font-size:13px;color:var(--text-muted);
}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;
  font-size:12px;font-weight:600;
  background:rgba(108,92,231,.14);
  color:#AEA3F8;
  border:1px solid rgba(108,92,231,.3);
}
.badge-free{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;
  font-size:12px;font-weight:600;
  background:rgba(34,197,139,.14);
  color:#54E3B2;
  border:1px solid rgba(34,197,139,.3);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:6px}
.article-meta .meta-item i{color:#5C646C;font-size:12px}

/* ============ 正文 ============ */
.article-wrap{padding:64px 0 88px}
.read-note{
  max-width:760px;margin:0 auto 36px;
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 20px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
}
.read-note .note-icon{
  width:34px;height:34px;flex:0 0 auto;
  display:grid;place-items:center;border-radius:9px;
  background:rgba(255,90,31,.12);color:var(--brand);font-size:14px;
}
.read-note strong{display:block;font-size:14px;margin-bottom:2px}
.read-note p{font-size:13.5px;line-height:1.8;color:var(--text-muted)}

.article-body{
  max-width:760px;margin:0 auto;
  font-size:16.5px;line-height:1.9;color:#DDE2E7;
  word-break:break-word;
}
.article-body p{margin:0 0 1.2em}
.article-body strong{color:var(--text)}
.article-body h2{
  position:relative;
  font-size:26px;line-height:1.4;color:var(--text);
  margin:40px 0 16px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:3px;
  background:var(--brand);border-radius:2px;
}
.article-body h3{font-size:20px;margin:28px 0 12px;color:var(--text)}
.article-body h4{font-size:17px;margin:22px 0 10px;color:var(--text)}
.article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 1.2em}
.article-body li{margin-bottom:.5em}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(255,90,31,.4)}
.article-body a:hover{border-bottom-color:var(--brand)}
.article-body img{
  border-radius:var(--radius-img);
  border:1px solid var(--line);
  margin:22px 0;
}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--text-muted);margin-top:8px;text-align:center}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;
  background:var(--surface);
  border-left:3px solid var(--accent);
  border-radius:0 var(--radius-img) var(--radius-img) 0;
  color:var(--text-muted);
  font-size:15.5px;
}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top}
.article-body th{background:var(--surface-2);color:var(--text);font-weight:700}
.article-body code{
  font-family:var(--font-mono);font-size:.92em;
  background:var(--surface-2);border:1px solid var(--line);
  padding:2px 6px;border-radius:6px;color:#FFB694;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0}

.empty-state{
  max-width:760px;margin:0 auto;
  text-align:center;
  padding:56px 24px;
  background:var(--surface);
  border:1px dashed #3A4046;
  border-radius:var(--radius-card);
}
.empty-state i{font-size:26px;color:var(--brand);margin-bottom:14px;display:block}
.empty-state h2{font-size:20px;margin-bottom:10px}
.empty-state p{color:var(--text-muted);font-size:14.5px;margin-bottom:22px}

.article-foot{
  max-width:760px;margin:44px auto 0;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;
  padding-top:26px;border-top:1px solid var(--line);
}

/* ============ 按鈕 ============ */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  border:1px solid transparent;border-radius:var(--radius-btn);
  background:var(--brand);color:#fff;
  font-size:15px;font-weight:700;
  box-shadow:0 6px 18px rgba(255,90,31,.28);
  cursor:pointer;
  transition:background-color .18s ease,transform .18s ease,color .18s ease;
}
.btn-brand:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px)}
.btn-brand:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;
  border:1px solid var(--line);border-radius:var(--radius-btn);
  background:transparent;color:var(--text);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:border-color .18s ease,color .18s ease,background-color .18s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:rgba(255,90,31,.06)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}

/* ============ 通用區塊 ============ */
.section{padding:88px 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:32px;
}
.section-head h2{font-size:28px;line-height:1.35}
.section-head p{font-size:14px;color:var(--text-muted);margin-top:8px;max-width:560px}
.section-link{
  flex:0 0 auto;font-size:14px;font-weight:600;color:var(--text-muted);
  display:inline-flex;align-items:center;gap:6px;
  padding-bottom:2px;border-bottom:2px solid transparent;
  transition:color .18s ease,border-color .18s ease;
}
.section-link:hover{color:var(--brand);border-bottom-color:var(--brand);text-underline-offset:6px}

/* ============ 延伸瀏覽卡 ============ */
.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rec-card{
  display:flex;gap:14px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:14px;
  box-shadow:var(--shadow-card);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.rec-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(255,90,31,.45);
}
.rec-thumb{
  flex:0 0 132px;width:132px;
  aspect-ratio:16/9;
  border-radius:var(--radius-img);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.06);
  background:var(--surface-2);
}
.rec-thumb img{width:100%;height:100%;object-fit:cover}
.rec-content{display:flex;flex-direction:column;justify-content:space-between;min-width:0}
.rec-content h3{
  font-size:15px;line-height:1.45;font-weight:700;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rec-content .rec-desc{
  font-size:13px;color:var(--text-muted);line-height:1.7;margin-top:6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rec-foot{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-muted);margin-top:10px}
.rec-foot .fa-arrow-right{color:var(--brand);font-size:11px}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto}
.accordion-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;
  background:transparent;
  color:var(--text);
  font-size:15.5px;font-weight:700;
  border:0;box-shadow:none;cursor:pointer;
  transition:background-color .18s ease;
}
.accordion-button:not(.collapsed){
  background:rgba(255,90,31,.07);
  color:var(--text);
  box-shadow:inset 3px 0 0 var(--brand);
}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--brand);outline-offset:-2px}
.accordion-button::after{
  content:"+";
  background-image:none;
  width:26px;height:26px;flex:0 0 26px;
  display:grid;place-items:center;
  border-radius:999px;
  background:rgba(255,90,31,.12);
  color:var(--brand);
  font-size:17px;font-weight:700;line-height:1;
  transform:none;
}
.accordion-button:not(.collapsed)::after{content:"−";background:rgba(255,90,31,.2);transform:none}
.accordion-body{
  padding:16px 22px 22px;
  font-size:14.5px;line-height:1.85;color:var(--text-muted);
  border-top:1px solid var(--line);
}
.accordion-body a{color:var(--brand);border-bottom:1px solid rgba(255,90,31,.4)}

/* ============ CTA ============ */
.cta-panel{
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:42px 44px;
  background:
    radial-gradient(120% 150% at 8% 0%, rgba(255,90,31,.20), transparent 58%),
    var(--surface);
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:var(--shadow-card);
}
.cta-panel h2{font-size:26px;line-height:1.35;margin-bottom:10px}
.cta-panel p{font-size:14.5px;color:var(--text-muted);max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto}

/* ============ 頁尾 ============ */
.site-footer{
  border-top:1px solid var(--line);
  background:#0B0D0F;
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:44px;
}
.footer-brand p{
  color:var(--text-muted);font-size:14px;line-height:1.85;
  margin-top:16px;max-width:340px;
}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text)}
.footer-col ul{list-style:none;padding:0;display:grid;gap:10px}
.footer-col a{color:var(--text-muted);font-size:14px}
.footer-col a:hover{color:var(--brand)}
.footer-contact li{
  display:flex;gap:10px;align-items:flex-start;
  color:var(--text-muted);font-size:14px;line-height:1.7;
}
.footer-contact i{color:var(--brand);font-size:13px;margin-top:6px;flex:0 0 auto}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:22px 0 28px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  font-size:13px;color:var(--text-muted);
}
.footer-bottom .disclaimer{max-width:640px;line-height:1.75}

/* ============ 底部固定條 ============ */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:1030;
  min-height:64px;
  display:flex;align-items:center;
  background:rgba(25,28,31,.96);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-top:1px solid rgba(255,90,31,.3);
  padding-bottom:env(safe-area-inset-bottom);
}
.sticky-cta .container{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:8px;padding-bottom:8px}
.sticky-cta p{margin:0;font-size:14px;color:var(--text-muted)}
.sticky-cta p strong{color:var(--text)}

/* ============ 響應式 ============ */
@media (max-width:1199px){
  .article-title{font-size:32px}
  .nav-quick a{padding:9px 8px;font-size:13.5px}
  .rec-thumb{flex:0 0 112px;width:112px}
}
@media (max-width:991px){
  .section{padding:64px 0}
  .nav-quick{display:none}
  .menu-toggle{display:flex}
  .header-inner{flex-wrap:wrap;gap:12px;padding-top:12px;padding-bottom:12px}
  .search-form{order:3;flex:1 1 100%;max-width:none;min-width:0;height:44px;margin-bottom:4px}
  .brand{margin-right:auto}
  .rec-grid{grid-template-columns:1fr}
  .rec-thumb{flex:0 0 160px;width:160px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:34px 28px}
  .cta-actions{width:100%}
  .article-hero{padding:34px 0 32px}
  .article-wrap{padding:48px 0 64px}
  .article-body{font-size:16px}
  .article-body h2{font-size:23px;margin-top:34px}
}
@media (max-width:767px){
  .article-title{font-size:27px;-webkit-line-clamp:3}
  .article-meta{font-size:12.5px}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .section-head h2{font-size:22px}
  .article-body{font-size:15.5px;line-height:1.85}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
  .read-note{flex-direction:column;gap:10px;padding:16px}
  .cta-panel h2{font-size:22px}
  .sticky-cta p{font-size:13px}
  .sticky-cta .btn-brand{height:42px;padding:0 18px;font-size:14px}
}
@media (max-width:575px){
  .container{padding-left:16px;padding-right:16px}
  body{padding-bottom:80px}
  .section{padding:48px 0}
  .article-title{font-size:24px}
  .rec-card{flex-direction:column;gap:12px}
  .rec-thumb{flex:none;width:100%;aspect-ratio:16/9}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column}
  .crumbs .current{max-width:200px}
  .cta-actions .btn-brand,.cta-actions .btn-ghost{width:100%}
  .sticky-cta{min-height:56px}
  .sticky-cta p{max-width:52%;line-height:1.4}
}

/* roulang page: category1 */
:root{
  --ink:#0F1113;
  --surface:#191C1F;
  --surface-2:#23272B;
  --line:#2E3338;
  --text:#F2F4F6;
  --text-muted:#9AA3AB;
  --brand:#FF5A1F;
  --brand-deep:#D63F06;
  --accent:#6C5CE7;
  --ok:#22C58B;
  --radius-btn:10px;
  --radius-card:14px;
  --radius-img:12px;
  --shadow-card:0 4px 16px rgba(0,0,0,.35);
  --shadow-card-hover:0 12px 28px rgba(0,0,0,.5);
  --shadow-cta:0 6px 18px rgba(255,90,31,.28);
  --font-sans:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;

  --bs-body-bg:#0F1113;
  --bs-body-color:#F2F4F6;
  --bs-primary:#FF5A1F;
  --bs-border-color:#2E3338;
  --bs-border-radius:14px;
  --bs-link-color:#FF5A1F;
  --bs-link-hover-color:#D63F06;
  --bs-font-sans-serif:var(--font-sans);
  --bs-body-font-family:var(--font-sans);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding-bottom:88px;
  background:var(--ink);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-deep);}
button,input,select,textarea{font-family:inherit;}
h1,h2,h3,h4{line-height:1.3;margin:0;font-weight:700;color:var(--text);}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(255,90,31,.55);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (max-width:768px){
  .container{padding-left:16px;padding-right:16px;}
}

/* ============ Header / Nav ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1020;
  background:rgba(15,17,19,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-row{
  display:flex;
  align-items:center;
  gap:22px;
  padding:14px 0;
  flex-wrap:wrap;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:38px;height:38px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  display:grid;place-items:center;color:#fff;font-size:14px;
  box-shadow:var(--shadow-cta);
}
.brand-text{
  display:flex;flex-direction:column;
  font-size:17px;font-weight:800;color:var(--text);
  letter-spacing:.02em;line-height:1.15;
}
.brand-text small{
  font-family:var(--font-mono);
  font-size:10px;letter-spacing:.18em;font-weight:500;
  color:var(--text-muted);margin-top:3px;
}

.nav-search{
  position:relative;
  display:flex;
  align-items:center;
  flex:1 1 340px;
  max-width:560px;
  height:48px;
  padding:0 6px 0 44px;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:12px;
  transition:border-color .18s ease, box-shadow .18s ease;
}
.nav-search:focus-within{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(255,90,31,.18);
}
.nav-search > i{
  position:absolute;left:16px;font-size:15px;color:var(--text-muted);
}
.nav-search input{
  flex:1 1 auto;min-width:0;
  background:none;border:0;outline:none;
  color:var(--text);font-size:15px;line-height:1.4;
}
.nav-search input::placeholder{color:#6E767D;}
.nav-search button{
  flex:0 0 auto;
  height:36px;padding:0 16px;
  border:0;border-radius:8px;
  background:var(--brand);color:#fff;
  font-size:14px;font-weight:700;cursor:pointer;
  transition:background .18s ease;
}
.nav-search button:hover{background:var(--brand-deep);}

.nav-quick{
  display:flex;align-items:center;gap:2px;
  margin-left:auto;flex-wrap:nowrap;
}
.nav-quick a{
  position:relative;
  display:inline-block;
  padding:8px 10px;
  font-size:14.5px;font-weight:500;
  color:var(--text-muted);
  border-radius:8px;
  white-space:nowrap;
}
.nav-quick a::after{
  content:"";position:absolute;left:10px;right:10px;bottom:2px;
  height:2px;background:var(--brand);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease;
}
.nav-quick a:hover,.nav-quick a:focus-visible{color:var(--brand);}
.nav-quick a:hover::after,.nav-quick a:focus-visible::after{transform:scaleX(1);}
.nav-quick a.is-active{color:var(--brand);font-weight:700;}
.nav-quick a.is-active::after{transform:scaleX(1);}

.nav-toggle{
  display:none;
  margin-left:auto;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:10px;
  color:var(--text);
  font-size:17px;
  cursor:pointer;
  transition:border-color .18s ease,color .18s ease;
}
.nav-toggle:hover{border-color:rgba(255,90,31,.45);color:var(--brand);}

.mobile-nav{
  display:none;
  border-top:1px solid var(--line);
  padding:10px 0 16px;
}
.mobile-nav.is-open{display:block;}
.mobile-nav a{
  display:block;
  padding:11px 12px;
  border-radius:10px;
  color:var(--text-muted);
  font-size:15px;
  font-weight:500;
}
.mobile-nav a:hover{background:var(--surface-2);color:var(--brand);}
.mobile-nav a.is-active{background:rgba(255,90,31,.1);color:var(--brand);font-weight:700;}

@media (max-width:991px){
  .header-row{row-gap:12px;gap:14px;}
  .nav-search{order:5;flex:1 0 100%;max-width:none;height:44px;}
  .nav-quick{display:none;}
  .nav-toggle{display:inline-flex;}
}

/* ============ Page banner ============ */
.page-banner{
  position:relative;
  overflow:hidden;
  min-height:220px;
  display:flex;
  align-items:center;
  border-bottom:1px solid var(--line);
}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-1.jpg") center/cover no-repeat;
}
.page-banner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(15,17,19,.95) 0%,rgba(15,17,19,.78) 55%,rgba(15,17,19,.58) 100%);
}
.page-banner .container{position:relative;z-index:1;padding-top:34px;padding-bottom:34px;}
.breadcrumb-list{
  display:flex;align-items:center;gap:8px;
  font-size:12.5px;color:var(--text-muted);
  margin-bottom:14px;flex-wrap:wrap;
}
.breadcrumb-list li{display:flex;align-items:center;gap:8px;}
.breadcrumb-list li::after{content:"/";color:#4A5157;}
.breadcrumb-list li:last-child::after{display:none;}
.breadcrumb-list a{color:var(--text-muted);}
.breadcrumb-list a:hover{color:var(--brand);}
.breadcrumb-list li[aria-current]{color:var(--brand);font-weight:600;}

.page-banner h1{
  font-size:40px;
  font-weight:800;
  letter-spacing:-.01em;
  margin-bottom:12px;
  max-width:820px;
}
.page-banner h1 em{font-style:normal;color:var(--brand);}
.banner-sub{
  font-size:15px;
  color:#C4CBD2;
  margin:0;
  max-width:640px;
}

@media (max-width:991px){
  .page-banner{min-height:190px;}
  .page-banner h1{font-size:32px;}
}
@media (max-width:768px){
  .page-banner{min-height:160px;}
  .page-banner .container{padding-top:24px;padding-bottom:24px;}
  .page-banner h1{font-size:30px;}
  .banner-sub{font-size:14px;}
}

/* ============ Section base ============ */
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;margin-bottom:32px;flex-wrap:wrap;
}
.section-head h2{
  font-size:28px;font-weight:700;letter-spacing:-.01em;
}
.section-head p{
  margin:8px 0 0;font-size:14.5px;color:var(--text-muted);max-width:640px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;
  color:var(--brand);font-weight:500;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px;}
@media (max-width:991px){.section{padding:64px 0;}.section-head h2{font-size:24px;}}
@media (max-width:768px){.section{padding:48px 0;}.section--tight{padding:44px 0;}.section-head h2{font-size:22px;}}

/* ============ Buttons / chips ============ */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  background:var(--brand);color:#fff;
  font-size:15px;font-weight:700;
  border:0;border-radius:var(--radius-btn);
  box-shadow:var(--shadow-cta);
  cursor:pointer;
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-brand:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);}
.btn-brand:active{transform:translateY(0);box-shadow:none;}

.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;
  background:transparent;color:var(--text);
  font-size:15px;font-weight:600;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  cursor:pointer;
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:rgba(255,90,31,.06);}

.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1;
}
.chip-accent{background:rgba(108,92,231,.14);color:#A79CFF;}
.chip-ok{background:rgba(34,197,139,.14);color:#4FE0AC;}
.chip-time{
  background:rgba(15,17,19,.82);color:var(--text);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  font-family:var(--font-mono);letter-spacing:.02em;
}

/* ============ Catalog layout ============ */
.catalog-layout{
  display:grid;
  grid-template-columns:260px minmax(0,1fr);
  gap:28px;
  align-items:start;
}

.filter-panel{
  position:sticky;
  top:96px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:20px;
}
.filter-head{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:18px;
}
.filter-head h2{font-size:16px;font-weight:700;}
.filter-reset{
  background:none;border:0;padding:0;
  font-size:12.5px;color:var(--text-muted);cursor:pointer;
  text-decoration:underline;text-underline-offset:4px;
}
.filter-reset:hover{color:var(--brand);}
.filter-group + .filter-group{
  margin-top:22px;padding-top:20px;border-top:1px solid var(--line);
}
.filter-group h3{
  font-size:13px;font-weight:700;color:var(--text-muted);
  letter-spacing:.08em;margin-bottom:12px;
}
.filter-tags{display:flex;flex-wrap:wrap;gap:8px;}
.tag-check{
  position:relative;
  display:inline-flex;align-items:center;
  padding:7px 12px 7px 30px;
  border:1px solid var(--line);
  border-radius:999px;
  font-size:13px;color:var(--text-muted);
  cursor:pointer;
  transition:border-color .18s ease,color .18s ease,background .18s ease;
  user-select:none;
}
.tag-check input{
  position:absolute;opacity:0;width:0;height:0;
}
.tag-check::before{
  content:"";position:absolute;left:11px;top:50%;transform:translateY(-50%);
  width:13px;height:13px;border-radius:4px;
  border:1px solid #454C52;background:var(--surface-2);
  transition:background .18s ease,border-color .18s ease;
}
.tag-check:hover{border-color:rgba(255,90,31,.45);color:var(--text);}
.tag-check input:checked ~ span{color:var(--text);}
.tag-check input:checked + span{}
.tag-check:has(input:checked){border-color:rgba(255,90,31,.55);color:var(--text);background:rgba(255,90,31,.08);}
.tag-check:has(input:checked)::before{background:var(--brand);border-color:var(--brand);}
.tag-check input:focus-visible ~ span{outline:none;}
.tag-check input:focus-visible{
  opacity:0;
}

.catalog-main{min-width:0;}
.catalog-toolbar{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
  margin-bottom:22px;
}
.result-note{
  margin:0;font-size:13.5px;color:var(--text-muted);
}
.result-note strong{color:var(--text);font-weight:700;}
.sort-group{display:flex;gap:8px;flex-wrap:wrap;}
.sort-chip{
  padding:6px 14px;border-radius:999px;
  border:1px solid var(--line);
  background:transparent;color:var(--text-muted);
  font-size:13px;font-weight:500;cursor:pointer;
  transition:all .18s ease;
}
.sort-chip:hover{color:var(--brand);border-color:rgba(255,90,31,.45);}
.sort-chip.is-on{background:rgba(255,90,31,.12);border-color:rgba(255,90,31,.5);color:var(--brand);font-weight:700;}

.tile-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}

.tile{
  display:flex;flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.tile:hover{
  transform:translateY(-2px);
  border-color:rgba(255,90,31,.45);
  box-shadow:var(--shadow-card-hover);
}
.tile-thumb{
  position:relative;
  display:block;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--surface-2);
}
.tile-thumb img{
  width:100%;height:100%;
  object-fit:cover;
  border-radius:0;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.06);
  transition:transform .35s ease;
}
.tile:hover .tile-thumb img{transform:scale(1.04);}
.tile-thumb .chip-accent{position:absolute;left:10px;bottom:10px;}
.tile-thumb .chip-time{position:absolute;right:10px;bottom:10px;}
.tile-body{padding:16px;display:flex;flex-direction:column;gap:8px;flex:1;}
.tile-body h3{font-size:17px;font-weight:700;}
.tile-body h3 a{color:var(--text);}
.tile-body h3 a:hover{color:var(--brand);}
.tile-body p{
  margin:0;font-size:13.5px;line-height:1.75;color:var(--text-muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.tile-meta{
  margin-top:auto;padding-top:12px;
  border-top:1px solid var(--line);
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:12.5px;color:var(--text-muted);
}
.tile-meta .dot-ok{
  display:inline-flex;align-items:center;gap:6px;color:#4FE0AC;font-weight:600;
}
.tile-meta .dot-ok::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--ok);
}

@media (max-width:1199px){
  .tile-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991px){
  .catalog-layout{grid-template-columns:minmax(0,1fr);gap:20px;}
  .filter-panel{
    position:static;
    padding:14px 16px;
    background:var(--surface);
  }
  .filter-head{margin-bottom:12px;}
  .filter-group + .filter-group{display:none;}
  .filter-group h3{margin-bottom:10px;}
  .filter-tags{
    flex-wrap:nowrap;
    overflow-x:auto;
    padding-bottom:4px;
    scrollbar-width:none;
  }
  .filter-tags::-webkit-scrollbar{display:none;}
  .tag-check{flex:0 0 auto;white-space:nowrap;}
}
@media (max-width:576px){
  .tile-grid{grid-template-columns:minmax(0,1fr);}
  .catalog-toolbar{flex-direction:column;align-items:flex-start;}
}

/* ============ Split feature ============ */
.split{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
}
.split-media{
  position:relative;
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  aspect-ratio:16/10;
}
.split-media img{width:100%;height:100%;object-fit:cover;}
.split-media .float-chip{
  position:absolute;left:16px;bottom:16px;
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 14px;border-radius:999px;
  background:rgba(25,28,31,.94);
  border:1px solid rgba(255,90,31,.35);
  font-size:12.5px;font-weight:600;color:var(--text);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.split-media .float-chip i{color:var(--brand);}

.point-list{display:flex;flex-direction:column;gap:20px;}
.point{
  display:flex;gap:14px;
  padding:18px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  transition:border-color .18s ease,transform .18s ease;
}
.point:hover{border-color:rgba(255,90,31,.45);transform:translateY(-2px);}
.point-icon{
  flex:0 0 38px;width:38px;height:38px;border-radius:10px;
  display:grid;place-items:center;
  background:rgba(108,92,231,.16);
  color:#A79CFF;font-size:15px;
}
.point h3{font-size:16px;margin-bottom:6px;}
.point p{margin:0;font-size:14px;color:var(--text-muted);line-height:1.8;}

@media (max-width:991px){
  .split{grid-template-columns:minmax(0,1fr);gap:28px;}
  .split-media{order:-1;aspect-ratio:16/9;}
}

/* ============ Steps ============ */
.steps{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.step{
  position:relative;
  padding:26px 22px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  transition:border-color .18s ease,transform .18s ease;
}
.step:hover{border-color:rgba(255,90,31,.45);transform:translateY(-2px);}
.step-num{
  font-family:var(--font-mono);
  font-size:26px;font-weight:700;color:var(--brand);
  line-height:1;margin-bottom:14px;display:block;
}
.step h3{font-size:16px;margin-bottom:8px;}
.step p{margin:0;font-size:14px;color:var(--text-muted);line-height:1.8;}
@media (max-width:991px){.steps{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:576px){.steps{grid-template-columns:minmax(0,1fr);}}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-accordion .accordion-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  margin-bottom:12px;
  overflow:hidden;
}
.faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:rgba(255,90,31,.4);
}
.faq-accordion .accordion-button{
  background:transparent;
  color:var(--text);
  font-size:15.5px;
  font-weight:600;
  padding:18px 52px 18px 18px;
  box-shadow:none;
  border-left:3px solid transparent;
  transition:color .18s ease,border-color .18s ease;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--brand);
  border-left-color:var(--brand);
  background:rgba(255,90,31,.05);
}
.faq-accordion .accordion-button:focus{
  box-shadow:none;
  outline:none;
  border-color:var(--brand);
}
.faq-accordion .accordion-button::after{
  content:"+";
  background-image:none;
  font-family:var(--font-mono);
  font-size:20px;
  font-weight:400;
  width:auto;height:auto;
  line-height:1;
  color:var(--text-muted);
  transform:none;
  position:absolute;right:20px;top:50%;
  margin:0;translate:0 -50%;
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  content:"−";color:var(--brand);transform:none;
}
.faq-accordion .accordion-body{
  padding:0 22px 20px 21px;
  font-size:14.5px;
  color:var(--text-muted);
  line-height:1.85;
}

/* ============ CTA band ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-card);
  border:1px solid rgba(255,90,31,.28);
  padding:52px 44px;
  background:var(--surface);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-2.jpg") center/cover no-repeat;
  opacity:.22;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(120% 140% at 12% 0%,rgba(255,90,31,.22) 0%,rgba(15,17,19,.9) 62%);
}
.cta-inner{
  position:relative;z-index:1;
  display:flex;align-items:center;justify-content:space-between;
  gap:28px;flex-wrap:wrap;
}
.cta-inner h2{font-size:28px;margin-bottom:10px;max-width:640px;}
.cta-inner p{margin:0;font-size:14.5px;color:#C4CBD2;max-width:600px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
@media (max-width:991px){
  .cta-band{padding:36px 24px;}
  .cta-inner h2{font-size:23px;}
}

/* ============ Footer ============ */
.site-footer{
  border-top:1px solid var(--line);
  background:var(--ink);
  padding:64px 0 28px;
  margin-top:24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:36px;
}
.footer-brand p{
  margin:16px 0 0;
  font-size:13.5px;
  color:var(--text-muted);
  line-height:1.85;
  max-width:320px;
}
.footer-col h4{
  font-size:14px;font-weight:700;
  margin-bottom:14px;color:var(--text);
  letter-spacing:.02em;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{
  font-size:13.5px;color:var(--text-muted);
}
.footer-col ul a:hover{color:var(--brand);}
.footer-contact li{
  display:flex;gap:10px;
  font-size:13.5px;color:var(--text-muted);
  line-height:1.7;
}
.footer-contact i{color:var(--brand);margin-top:5px;font-size:13px;flex:0 0 auto;}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--line);
}
.footer-bottom p{
  margin:0;
  font-size:13px;
  color:var(--text-muted);
}
.footer-bottom .disclaimer{
  margin-top:8px;
  font-size:12.5px;
  color:#79828A;
  line-height:1.8;
  max-width:900px;
}
@media (max-width:991px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
}
@media (max-width:576px){
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .site-footer{padding:48px 0 24px;}
}

/* ============ Fixed CTA bar ============ */
.fixed-cta{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:1030;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;
  height:64px;
  padding:0 20px;
  padding-bottom:env(safe-area-inset-bottom);
  background:rgba(25,28,31,.96);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-top:1px solid rgba(255,90,31,.3);
}
.fixed-cta p{
  margin:0;font-size:14px;color:#C4CBD2;
  display:flex;align-items:center;gap:8px;
}
.fixed-cta p i{color:var(--brand);}
.fixed-cta .btn-brand{height:42px;padding:0 22px;font-size:14px;}
@media (max-width:768px){
  .fixed-cta{height:56px;padding-left:16px;padding-right:16px;gap:10px;}
  .fixed-cta p{font-size:12.5px;}
  .fixed-cta p span{display:none;}
  .fixed-cta .btn-brand{height:38px;padding:0 16px;font-size:13px;}
  body{padding-bottom:76px;}
}

/* roulang page: category3 */
:root{
  --ink:#0F1113;
  --surface:#191C1F;
  --surface-2:#23272B;
  --line:#2E3338;
  --text:#F2F4F6;
  --text-muted:#9AA3AB;
  --brand:#FF5A1F;
  --brand-deep:#D63F06;
  --accent:#6C5CE7;
  --ok:#22C58B;
  --radius-btn:10px;
  --radius-card:14px;
  --radius-img:12px;
  --shadow-card:0 4px 16px rgba(0,0,0,.35);
  --shadow-card-hover:0 12px 28px rgba(0,0,0,.5);
  --shadow-cta:0 6px 18px rgba(255,90,31,.28);
  --font-sans:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular","Menlo","Consolas",monospace;
  --bs-body-bg:#0F1113;
  --bs-body-color:#F2F4F6;
  --bs-primary:#FF5A1F;
  --bs-border-color:#2E3338;
  --bs-border-radius:14px;
  --bs-link-color:#F2F4F6;
  --bs-link-hover-color:#FF5A1F;
  --bs-font-sans-serif:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  padding-bottom:80px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--text);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand);}
button{font-family:inherit;}
h1,h2,h3,h4{line-height:1.3;margin:0;font-weight:700;letter-spacing:.01em;}
h1{font-size:40px;font-weight:800;}
h2{font-size:28px;}
h3{font-size:20px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;}
.container{max-width:1240px;width:100%;padding-left:20px;padding-right:20px;margin:0 auto;}
.section{padding:88px 0;}
.eyebrow{
  display:inline-block;font-family:var(--font-mono);font-size:12px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--brand);margin-bottom:12px;
}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:36px;flex-wrap:wrap;
}
.section-head p{color:var(--text-muted);font-size:15px;margin-top:10px;max-width:640px;}
.text-link{
  font-size:14px;font-weight:600;color:var(--text);border-bottom:2px solid transparent;
  text-underline-offset:6px;padding-bottom:2px;white-space:nowrap;
}
.text-link:hover{color:var(--brand);border-bottom-color:var(--brand);}

/* ============ Buttons & Badges ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;line-height:1;border:1px solid transparent;
  transition:background .18s ease,border-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease;
  cursor:pointer;
}
.btn-primary{
  background:var(--brand);color:#fff;box-shadow:var(--shadow-cta);
}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{
  background:transparent;color:var(--text);border-color:var(--line);
}
.btn-ghost:hover{color:var(--brand);border-color:var(--brand);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;border-radius:999px;
  padding:4px 10px;font-size:12px;font-weight:600;line-height:1.6;
}
.badge-accent{background:rgba(108,92,231,.12);color:#A99BFF;}
.badge-ok{background:rgba(34,197,139,.14);color:#4BE3AA;}
.badge-line{background:var(--surface-2);color:var(--text-muted);}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:1020;
  background:rgba(15,17,19,.92);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-main{
  display:flex;align-items:center;gap:24px;padding:14px 0;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:var(--radius-btn);
  background:linear-gradient(140deg,var(--brand),var(--brand-deep));
  display:grid;place-items:center;color:#fff;font-size:15px;
  box-shadow:var(--shadow-cta);
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.02em;line-height:1.1;display:flex;flex-direction:column;}
.brand-text small{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.22em;
  color:var(--text-muted);font-weight:400;margin-top:3px;
}
.nav-search{
  flex:1 1 auto;max-width:520px;display:flex;align-items:center;gap:8px;
  background:var(--surface-2);border:1px solid var(--line);border-radius:12px;
  padding:0 6px 0 14px;height:48px;transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,90,31,.18);}
.nav-search i{color:var(--text-muted);font-size:15px;}
.nav-search input{
  flex:1 1 auto;background:transparent;border:0;outline:none;color:var(--text);
  font-size:15px;height:100%;min-width:0;
}
.nav-search input::placeholder{color:var(--text-muted);}
.nav-search button{
  height:36px;padding:0 16px;border:0;border-radius:8px;background:var(--brand);
  color:#fff;font-size:14px;font-weight:700;cursor:pointer;transition:background .18s ease;
}
.nav-search button:hover{background:var(--brand-deep);}
.header-links{display:flex;align-items:center;gap:20px;margin-left:auto;}
.header-links a{
  font-size:14px;font-weight:600;color:var(--text-muted);padding:6px 0;
  border-bottom:2px solid transparent;transition:color .18s ease,border-color .18s ease;
}
.header-links a:hover,.header-links a.active{color:var(--brand);border-bottom-color:var(--brand);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
  background:var(--surface);color:var(--text);font-size:16px;cursor:pointer;
}
.nav-quick{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  padding:0 0 14px;border-top:1px solid rgba(46,51,56,.55);padding-top:12px;
}
.nav-quick a{
  font-size:13.5px;font-weight:600;color:var(--text-muted);
  padding:6px 14px;border-radius:999px;border:1px solid transparent;
  transition:color .18s ease,background .18s ease,border-color .18s ease;
}
.nav-quick a:hover{color:var(--brand);border-color:rgba(255,90,31,.45);background:rgba(255,90,31,.06);}
.nav-quick a.active{
  color:#fff;background:rgba(255,90,31,.16);border-color:rgba(255,90,31,.5);
}

/* ============ Banner ============ */
.page-banner{
  position:relative;overflow:hidden;
  background-image:url('/assets/images/backpic/back-1.jpg');
  background-size:cover;background-position:center;
  min-height:220px;display:flex;align-items:center;
  border-bottom:1px solid var(--line);
}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(15,17,19,.94) 0%,rgba(15,17,19,.82) 55%,rgba(15,17,19,.62) 100%);
}
.banner-inner{
  position:relative;z-index:2;display:flex;align-items:flex-end;
  justify-content:space-between;gap:32px;padding:52px 0;width:100%;
}
.banner-text{max-width:720px;}
.banner-text h1{margin:14px 0 14px;}
.banner-text h1 em{color:var(--brand);font-style:normal;}
.banner-text p{color:var(--text-muted);font-size:16px;max-width:660px;}
.breadcrumb-wrap{flex:0 0 auto;}
.breadcrumb{
  display:flex;align-items:center;gap:8px;margin:0;padding:0;
  background:transparent;font-size:13px;color:var(--text-muted);
}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:var(--line);}
.breadcrumb a{color:var(--text-muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb li[aria-current] span,.breadcrumb li[aria-current]{color:var(--brand);font-weight:600;}

/* ============ Magazine Grid ============ */
.mag-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  grid-auto-rows:minmax(0,auto);gap:20px;
}
.mag-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.mag-card:hover{
  transform:translateY(-2px);border-color:rgba(255,90,31,.45);
  box-shadow:var(--shadow-card-hover);color:var(--text);
}
.mag-media{position:relative;overflow:hidden;background:var(--surface-2);}
.mag-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.mag-card:hover .mag-media img{transform:scale(1.04);}
.mag-feature{grid-column:span 2;grid-row:span 2;}
.mag-feature .mag-media{aspect-ratio:16/9;border-bottom:1px solid var(--line);}
.mag-card:not(.mag-feature) .mag-media{aspect-ratio:16/9;border-bottom:1px solid var(--line);}
.mag-body{position:relative;padding:20px 20px 52px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.mag-feature .mag-body{padding:24px 24px 60px;}
.mag-body h3{font-size:20px;}
.mag-feature .mag-body h3{font-size:26px;}
.mag-body p{color:var(--text-muted);font-size:14px;line-height:1.8;}
.mag-arrow{
  position:absolute;right:18px;bottom:16px;width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;background:var(--surface-2);color:var(--text-muted);
  border:1px solid var(--line);font-size:13px;transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.mag-card:hover .mag-arrow{background:var(--brand);color:#fff;border-color:var(--brand);}

/* ============ Tag Rail ============ */
.tag-rail{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.tag-rail a{
  font-size:13.5px;font-weight:600;padding:8px 16px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);color:var(--text-muted);
  transition:color .18s ease,border-color .18s ease,background .18s ease;
}
.tag-rail a:hover{color:var(--brand);border-color:rgba(255,90,31,.5);background:rgba(255,90,31,.07);}
.tag-rail a.is-current{color:#fff;background:rgba(255,90,31,.16);border-color:rgba(255,90,31,.5);}

/* ============ Split Section ============ */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.split-list{display:flex;flex-direction:column;gap:22px;margin-top:30px;}
.split-item{display:flex;gap:16px;align-items:flex-start;}
.split-icon{
  flex:0 0 auto;width:42px;height:42px;border-radius:12px;
  background:rgba(108,92,231,.14);color:#A99BFF;display:grid;place-items:center;font-size:15px;
}
.split-item h3{font-size:17px;margin-bottom:6px;}
.split-item p{color:var(--text-muted);font-size:14.5px;}
.split-visual{position:relative;}
.split-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-card);
  border:1px solid var(--line);box-shadow:var(--shadow-card);
}
.float-chip{
  position:absolute;left:-18px;bottom:24px;display:flex;align-items:center;gap:12px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:14px 18px;box-shadow:var(--shadow-card);
}
.float-chip .num{font-family:var(--font-mono);font-size:26px;font-weight:700;color:var(--brand);line-height:1;}
.float-chip span{font-size:13px;color:var(--text-muted);}

/* ============ Steps ============ */
.steps{display:flex;flex-direction:column;gap:0;margin-top:8px;}
.step{position:relative;display:flex;gap:24px;padding:0 0 34px 0;}
.step:last-child{padding-bottom:0;}
.step::before{
  content:"";position:absolute;left:17px;top:38px;bottom:6px;width:2px;
  background:linear-gradient(to bottom,var(--line),rgba(46,51,56,.2));
}
.step:last-child::before{display:none;}
.step-dot{
  flex:0 0 auto;width:36px;height:36px;border-radius:50%;
  background:var(--surface);border:1px solid var(--line);color:var(--brand);
  display:grid;place-items:center;font-family:var(--font-mono);font-size:14px;font-weight:700;
  z-index:1;
}
.step:hover .step-dot{border-color:var(--brand);background:rgba(255,90,31,.1);}
.step-body h3{font-size:18px;margin-bottom:8px;}
.step-body p{color:var(--text-muted);font-size:14.5px;max-width:760px;}
.step-body .btn{margin-top:16px;}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px 24px;}
.accordion-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card)!important;overflow:hidden;margin-bottom:0;
}
.accordion-item+.accordion-item{margin-top:0;}
.accordion-button{
  background:transparent;color:var(--text);font-size:15.5px;font-weight:600;
  padding:18px 20px;border:0;box-shadow:none;line-height:1.6;
  display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.accordion-button:not(.collapsed){
  color:var(--brand);background:transparent;box-shadow:none;
  border-left:3px solid var(--brand);padding-left:17px;
}
.accordion-button:focus{box-shadow:none;outline:none;}
.accordion-button::after{display:none;}
.acc-icon{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;font-size:11px;color:var(--text-muted);
  transition:transform .2s ease,color .2s ease,border-color .2s ease;
}
.accordion-button:not(.collapsed) .acc-icon{color:var(--brand);border-color:var(--brand);}
.accordion-body{padding:0 20px 20px;color:var(--text-muted);font-size:14.5px;line-height:1.85;}

/* ============ CTA Panel ============ */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--radius-card);
  border:1px solid var(--line);background:var(--surface);
  padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;
}
.cta-panel::before{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(255,90,31,.22),transparent 68%);
  pointer-events:none;
}
.cta-panel h2{font-size:26px;margin-bottom:10px;position:relative;}
.cta-panel p{color:var(--text-muted);font-size:15px;max-width:560px;position:relative;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;}

/* ============ Footer ============ */
.site-footer{
  border-top:1px solid var(--line);background:#0C0E10;padding:64px 0 32px;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{color:var(--text-muted);font-size:14px;max-width:340px;line-height:1.85;}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{color:var(--text-muted);font-size:14px;}
.footer-col ul a:hover{color:var(--brand);}
.footer-contact li{
  display:flex;gap:10px;align-items:flex-start;color:var(--text-muted);font-size:13.5px;line-height:1.7;
}
.footer-contact i{color:var(--brand);margin-top:5px;font-size:13px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:8px;
}
.footer-bottom p{font-size:13px;color:var(--text-muted);}
.footer-bottom .disclaimer{font-size:12.5px;color:#767E86;line-height:1.8;}

/* ============ Sticky Bar ============ */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:1030;
  background:rgba(25,28,31,.96);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-top:1px solid rgba(255,90,31,.3);
  padding-bottom:env(safe-area-inset-bottom);
}
.sticky-bar .container{
  height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.sticky-bar p{font-size:14px;color:var(--text-muted);}
.sticky-bar p strong{color:var(--text);font-weight:600;}

/* ============ Responsive ============ */
@media (max-width:1200px){
  .mag-grid{grid-template-columns:repeat(2,1fr);}
  .mag-feature{grid-column:span 2;grid-row:auto;}
  .mag-feature .mag-media{aspect-ratio:16/9;}
  .split{gap:40px;}
}
@media (max-width:991px){
  .section{padding:64px 0;}
  h1{font-size:32px;}
  h2{font-size:24px;}
  .header-main{flex-wrap:wrap;gap:14px;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;height:44px;}
  .header-links{display:none;}
  .nav-toggle{display:grid;place-items:center;margin-left:auto;}
  .nav-quick{
    display:none;flex-direction:column;align-items:stretch;gap:6px;
    padding-top:12px;border-top:1px solid var(--line);
  }
  .nav-quick.open{display:flex;}
  .nav-quick a{padding:10px 14px;border-radius:10px;font-size:14px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .split-visual{order:-1;}
  .float-chip{left:12px;bottom:12px;padding:12px 16px;}
  .faq-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .banner-inner{flex-direction:column;align-items:flex-start;gap:18px;padding:40px 0;}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:36px 28px;}
}
@media (max-width:768px){
  body{font-size:15px;padding-bottom:72px;}
  .container{padding-left:16px;padding-right:16px;}
  .section{padding:48px 0;}
  h1{font-size:28px;}
  h2{font-size:22px;}
  h3{font-size:17px;}
  .page-banner{min-height:160px;}
  .banner-inner{padding:32px 0;}
  .banner-text p{font-size:14.5px;}
  .mag-grid{grid-template-columns:1fr;}
  .mag-feature{grid-column:span 1;}
  .mag-feature .mag-body h3{font-size:20px;}
  .footer-grid{grid-template-columns:1fr;}
  .sticky-bar .container{height:56px;gap:12px;}
  .sticky-bar p{font-size:12.5px;line-height:1.5;}
  .sticky-bar .btn{height:40px;padding:0 16px;font-size:13.5px;}
  .step{gap:16px;}
  .step::before{left:15px;}
  .step-dot{width:32px;height:32px;font-size:13px;}
}
@media (max-width:520px){
  .brand-text{font-size:15px;}
  .brand-mark{width:34px;height:34px;font-size:13px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .float-chip{position:static;margin-top:14px;}
  .sticky-bar p{display:none;}
  .sticky-bar .container{justify-content:flex-end;}
}

/* roulang page: category2 */
/* ============ 設計變數 ============ */
:root{
  --ink:#0F1113;
  --surface:#191C1F;
  --surface-2:#23272B;
  --line:#2E3338;
  --text:#F2F4F6;
  --text-muted:#9AA3AB;
  --brand:#FF5A1F;
  --brand-deep:#D63F06;
  --accent:#6C5CE7;
  --ok:#22C58B;

  --radius-btn:10px;
  --radius-card:14px;
  --radius-img:12px;

  --shadow-card:0 4px 16px rgba(0,0,0,.35);
  --shadow-hover:0 12px 28px rgba(0,0,0,.5);
  --shadow-brand:0 6px 18px rgba(255,90,31,.28);

  --font-sans:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular","Menlo","Consolas",monospace;

  --bs-body-bg:var(--ink);
  --bs-body-color:var(--text);
  --bs-primary:var(--brand);
  --bs-border-color:var(--line);
  --bs-border-radius:var(--radius-card);
  --bs-link-color:var(--text);
  --bs-link-hover-color:var(--brand);
  --bs-font-sans-serif:var(--font-sans);
  --bs-body-font-family:var(--font-sans);
  --bs-body-line-height:1.85;
}

/* ============ 基礎 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding-bottom:88px;
  background:var(--ink);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{line-height:1.3;margin:0;font-weight:700;color:var(--text);}
p{margin:0;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;}
::selection{background:rgba(255,90,31,.35);color:#fff;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;}

/* ============ 容器 ============ */
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}

/* ============ Bootstrap 組件覆寫 ============ */
.btn{
  border-radius:var(--radius-btn);
  font-weight:700;
  font-size:15px;
  padding:0 22px;
  height:46px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:1px solid transparent;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn:focus-visible{box-shadow:0 0 0 3px rgba(255,90,31,.3);}
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:none;
}
.form-control,.form-select{
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:10px;
  color:var(--text);
  min-height:44px;
  font-size:15px;
}
.form-control::placeholder{color:var(--text-muted);}
.form-control:focus,.form-select:focus{
  background:var(--surface-2);
  color:var(--text);
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(255,90,31,.22);
}

/* ============ 頁首 / 導覽 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1020;
  background:rgba(15,17,19,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  height:76px;
  position:relative;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  width:38px;height:38px;
  border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand);
  color:#fff;
  font-size:13px;
  box-shadow:var(--shadow-brand);
  flex:0 0 auto;
}
.brand-text{
  display:flex;flex-direction:column;
  line-height:1.15;
  font-weight:800;
  font-size:16px;
  letter-spacing:.02em;
  color:var(--text);
  transition:color .18s ease;
}
.brand-text small{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.18em;
  font-weight:500;
  color:var(--text-muted);
  margin-top:3px;
}
.brand:hover .brand-text{color:var(--brand);}

.nav-search{
  position:relative;
  flex:1 1 auto;
  max-width:520px;
  display:flex;
  align-items:center;
  height:48px;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:12px;
  padding:0 6px 0 44px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search:focus-within{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(255,90,31,.18);
}
.nav-search > i{
  position:absolute;
  left:16px;top:50%;
  transform:translateY(-50%);
  color:var(--text-muted);
  font-size:15px;
  pointer-events:none;
}
.nav-search input{
  flex:1 1 auto;
  height:100%;
  min-width:0;
  background:transparent;
  border:none;
  outline:none;
  color:var(--text);
  font-size:15px;
  padding:0 8px;
}
.nav-search input::placeholder{color:var(--text-muted);}
.nav-search button{
  flex:0 0 auto;
  height:36px;
  padding:0 16px;
  border-radius:8px;
  border:none;
  background:var(--brand);
  color:#fff;
  font-size:14px;
  font-weight:700;
  cursor:pointer;
  transition:background-color .18s ease;
}
.nav-search button:hover{background:var(--brand-deep);}

.nav-quick{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:auto;
}
.nav-quick a{
  position:relative;
  padding:8px 12px;
  font-size:14px;
  font-weight:600;
  color:var(--text-muted);
  border-radius:8px;
  white-space:nowrap;
  transition:color .18s ease,background-color .18s ease;
}
.nav-quick a:hover{color:var(--text);}
.nav-quick a:hover::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;
  background:var(--brand);
  border-radius:2px;
}
.nav-quick a.is-active{
  color:var(--brand);
  background:rgba(255,90,31,.1);
}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:10px;
  border:1px solid var(--line);
  background:var(--surface-2);
  color:var(--text);
  align-items:center;justify-content:center;
  font-size:16px;
  cursor:pointer;
  flex:0 0 auto;
}
.nav-toggle:hover{border-color:rgba(255,90,31,.45);color:var(--brand);}

/* ============ 頁首小橫幅 ============ */
.page-banner{
  position:relative;
  min-height:220px;
  display:flex;
  align-items:center;
  padding:32px 0;
  background-image:
    linear-gradient(100deg,rgba(15,17,19,.95) 0%,rgba(15,17,19,.74) 55%,rgba(15,17,19,.92) 100%),
    url("/assets/images/backpic/back-2.jpg");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.banner-inner{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:28px;
  width:100%;
}
.banner-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.06em;
  color:#BFB6FF;
  background:rgba(108,92,231,.18);
  border:1px solid rgba(108,92,231,.35);
  border-radius:999px;
  padding:4px 12px;
  margin-bottom:14px;
}
.page-banner h1{
  font-size:40px;
  font-weight:800;
  line-height:1.3;
  letter-spacing:.01em;
}
.banner-sub{
  margin-top:10px;
  font-size:15px;
  color:var(--text-muted);
  max-width:600px;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  list-style:none;
  padding:0;
  margin:0;
  background:transparent;
  font-size:13px;
  color:var(--text-muted);
}
.breadcrumb li{display:flex;align-items:center;}
.breadcrumb li + li::before{
  content:"/";
  margin:0 8px;
  color:var(--line);
}
.breadcrumb a{color:var(--text-muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .active{color:var(--brand);font-weight:600;}

/* ============ 板塊 ============ */
.section{margin-top:88px;}
.page-banner + .section{margin-top:56px;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:24px;
}
.section-title{
  font-size:28px;
  font-weight:700;
  line-height:1.3;
}
.section-sub{
  margin-top:8px;
  font-size:14px;
  color:var(--text-muted);
}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:600;
  color:var(--text-muted);
  padding-bottom:2px;
  border-bottom:2px solid transparent;
  transition:color .18s ease,border-color .18s ease;
}
.link-more:hover{color:var(--brand);border-bottom-color:var(--brand);}

/* ============ 篩選標籤 ============ */
.filter-bar{
  display:flex;
  gap:10px;
  overflow-x:auto;
  padding:4px 2px 8px;
  margin-bottom:14px;
  scrollbar-width:thin;
  scrollbar-color:var(--line) transparent;
}
.filter-bar::-webkit-scrollbar{height:6px;}
.filter-bar::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px;}
.chip{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--text-muted);
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:color .18s ease,border-color .18s ease,background-color .18s ease;
}
.chip:hover{color:var(--text);border-color:rgba(255,90,31,.45);}
.chip.is-active{
  background:rgba(255,90,31,.14);
  border-color:rgba(255,90,31,.55);
  color:var(--brand);
  font-weight:700;
}
.chip:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.filter-note{
  font-size:14px;
  color:var(--text-muted);
  margin-bottom:18px;
}
.filter-note span{color:var(--brand);font-weight:700;}

/* ============ 排行列表 ============ */
.rank-list{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.rank-item{
  display:grid;
  grid-template-columns:64px 220px minmax(0,1fr) auto;
  gap:22px;
  align-items:center;
  padding:16px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.rank-item:hover{
  transform:translateY(-2px);
  border-color:rgba(255,90,31,.45);
  box-shadow:var(--shadow-hover);
}
.rank-item:nth-child(-n+3){border-color:rgba(255,90,31,.3);}
.rank-no{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:34px;
  font-weight:700;
  line-height:1;
  text-align:center;
  color:#4A5158;
}
.rank-item:nth-child(-n+3) .rank-no{color:var(--brand);}
.rank-thumb img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  border-radius:var(--radius-img);
  border:1px solid rgba(255,255,255,.08);
  background:var(--surface-2);
}
.rank-body{min-width:0;}
.rank-body h3{
  font-size:20px;
  font-weight:700;
  line-height:1.35;
}
.rank-body h3 a{color:var(--text);}
.rank-body h3 a:hover{color:var(--brand);}
.rank-summary{
  margin-top:8px;
  font-size:14px;
  line-height:1.75;
  color:var(--text-muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rank-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-top:12px;
  font-size:12px;
}
.badge-tag{
  background:rgba(108,92,231,.14);
  color:#B4AAFF;
  border-radius:999px;
  padding:4px 10px;
  font-size:12px;
  font-weight:600;
  line-height:1.5;
}
.badge-free{
  background:rgba(34,197,139,.14);
  color:#5CE0B0;
  border-radius:999px;
  padding:4px 10px;
  font-size:12px;
  font-weight:600;
  line-height:1.5;
}
.badge-q{
  background:rgba(255,255,255,.06);
  color:var(--text-muted);
  border-radius:999px;
  padding:4px 10px;
  font-size:12px;
  font-weight:600;
  line-height:1.5;
}
.badge-rise{
  background:rgba(255,90,31,.14);
  color:#FF9366;
  border-radius:999px;
  padding:4px 10px;
  font-size:12px;
  font-weight:600;
  line-height:1.5;
}
.meta-num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  color:var(--text-muted);
}
.rank-action{display:flex;justify-content:flex-end;}

/* 按鈕 */
.btn-main{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--radius-btn);
  background:var(--brand);
  color:#fff;
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  box-shadow:var(--shadow-brand);
  cursor:pointer;
  transition:background-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-main:hover{background:var(--brand-deep);transform:translateY(-1px);color:#fff;}
.btn-main:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 20px;
  border-radius:var(--radius-btn);
  background:transparent;
  border:1px solid var(--line);
  color:var(--text);
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:color .18s ease,border-color .18s ease,background-color .18s ease;
}
.btn-ghost:hover{color:var(--brand);border-color:var(--brand);background:rgba(255,90,31,.06);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

/* 空態 */
.rank-empty{
  margin-top:16px;
  border:1px dashed var(--line);
  border-radius:var(--radius-card);
  padding:44px 24px;
  text-align:center;
  background:rgba(25,28,31,.6);
}
.rank-empty i{font-size:26px;color:var(--text-muted);}
.rank-empty p{margin:12px 0 20px;font-size:15px;color:var(--text-muted);}

/* ============ 數據條 ============ */
.stats-strip{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:30px 0;
  box-shadow:var(--shadow-card);
}
.stat-item{
  padding:0 30px;
  border-left:1px solid var(--line);
}
.stat-item:first-child{border-left:none;}
.stat-num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:34px;
  font-weight:700;
  line-height:1.1;
  color:var(--brand);
  letter-spacing:.01em;
}
.stat-label{
  margin-top:8px;
  font-size:15px;
  font-weight:700;
  color:var(--text);
}
.stat-desc{
  margin-top:6px;
  font-size:14px;
  line-height:1.7;
  color:var(--text-muted);
}

/* ============ 排序說明 ============ */
.method-grid{
  display:grid;
  grid-template-columns:300px minmax(0,1fr);
  gap:48px;
  align-items:start;
}
.method-intro p{
  margin-top:12px;
  font-size:15px;
  color:var(--text-muted);
  line-height:1.85;
}
.method-list{
  list-style:none;
  display:flex;
  flex-direction:column;
}
.method-list li{
  display:grid;
  grid-template-columns:44px minmax(0,1fr);
  gap:16px;
  padding:20px 0;
  border-bottom:1px solid var(--line);
}
.method-list li:first-child{padding-top:0;}
.method-list li:last-child{border-bottom:none;padding-bottom:0;}
.method-idx{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:16px;
  font-weight:700;
  color:var(--brand);
  line-height:1.6;
}
.method-list h3{font-size:17px;font-weight:700;}
.method-list p{margin-top:6px;font-size:14px;color:var(--text-muted);line-height:1.8;}

/* ============ FAQ ============ */
.faq-wrap{max-width:920px;}
.accordion-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  margin-bottom:12px;
  overflow:hidden;
}
.accordion-item:first-of-type{border-radius:var(--radius-card);}
.accordion-item:last-of-type{margin-bottom:0;}
.accordion-button{
  position:relative;
  width:100%;
  background:transparent;
  border:none;
  color:var(--text);
  font-size:16px;
  font-weight:700;
  line-height:1.5;
  text-align:left;
  padding:18px 56px 18px 22px;
  box-shadow:none;
  transition:color .18s ease,background-color .18s ease;
}
.accordion-button::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;
  width:3px;
  background:transparent;
  border-radius:0 3px 3px 0;
  transition:background-color .18s ease;
}
.accordion-button:not(.collapsed)::before{background:var(--brand);}
.accordion-button::after{
  content:"＋";
  position:absolute;
  right:20px;top:50%;
  transform:translateY(-50%);
  width:24px;height:24px;
  display:flex;align-items:center;justify-content:center;
  background-image:none;
  font-size:17px;
  font-weight:700;
  color:var(--brand);
  line-height:1;
}
.accordion-button:not(.collapsed)::after{
  content:"－";
  background-image:none;
  transform:translateY(-50%);
}
.accordion-button:not(.collapsed){
  color:var(--brand);
  background:rgba(255,90,31,.05);
  box-shadow:none;
}
.accordion-button:focus{box-shadow:none;outline:none;}
.accordion-button:focus-visible{outline:2px solid var(--brand);outline-offset:-2px;}
.accordion-body{
  padding:0 22px 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-muted);
}
.accordion-body a{color:var(--brand);border-bottom:1px solid rgba(255,90,31,.4);}
.accordion-body a:hover{color:var(--brand-deep);}

/* ============ CTA ============ */
.cta-panel{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  padding:44px;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  background:
    radial-gradient(120% 150% at 100% 0%,rgba(255,90,31,.16),transparent 58%),
    var(--surface);
  box-shadow:var(--shadow-card);
}
.cta-panel h2{font-size:26px;font-weight:700;}
.cta-panel p{margin-top:12px;font-size:15px;color:var(--text-muted);max-width:640px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}

/* ============ 頁尾 ============ */
.site-footer{
  margin-top:88px;
  background:var(--surface);
  border-top:1px solid var(--line);
  padding-top:64px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.3fr;
  gap:40px;
}
.footer-brand p{
  margin-top:16px;
  font-size:14px;
  line-height:1.85;
  color:var(--text-muted);
  max-width:320px;
}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  color:var(--text);
  margin-bottom:16px;
}
.footer-col ul{list-style:none;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{
  font-size:14px;
  color:var(--text-muted);
  transition:color .18s ease;
}
.footer-col ul a:hover{color:var(--brand);}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14px;
  color:var(--text-muted);
  line-height:1.7;
}
.footer-contact i{
  color:var(--brand);
  font-size:14px;
  margin-top:5px;
  flex:0 0 auto;
}
.footer-bottom{
  margin-top:48px;
  padding:20px 0 28px;
  border-top:1px solid var(--line);
  display:flex;
  flex-direction:column;
  gap:6px;
  font-size:13px;
  color:var(--text-muted);
}
.footer-bottom .disclaimer{line-height:1.8;}

/* ============ 底部固定轉化條 ============ */
.fixed-cta{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:1030;
  background:rgba(25,28,31,.96);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-top:1px solid rgba(255,90,31,.3);
  padding-bottom:env(safe-area-inset-bottom);
}
.fixed-cta-inner{
  max-width:1240px;
  margin:0 auto;
  padding:0 20px;
  height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.fixed-cta p{
  font-size:14px;
  color:var(--text-muted);
  min-width:0;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.fixed-cta p strong{color:var(--text);font-weight:700;}

/* ============ 響應式 ============ */
@media (max-width:1199px){
  .method-grid{grid-template-columns:260px minmax(0,1fr);gap:36px;}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr 1.3fr;gap:32px;}
}

@media (max-width:991px){
  .header-inner{
    flex-wrap:wrap;
    height:auto;
    padding-top:12px;
    padding-bottom:12px;
    gap:12px;
  }
  .brand{flex:1 1 auto;}
  .nav-search{
    order:3;
    flex:0 0 100%;
    max-width:none;
    height:44px;
  }
  .nav-toggle{display:inline-flex;}
  .nav-quick{
    position:absolute;
    top:100%;
    left:0;right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    margin-left:0;
    padding:10px 20px 18px;
    background:var(--surface);
    border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-hover);
  }
  .nav-quick.open{display:flex;}
  .nav-quick a{padding:12px 14px;font-size:15px;}
  .nav-quick a:hover::after{display:none;}
  .nav-quick a.is-active{background:rgba(255,90,31,.12);}

  .page-banner{min-height:190px;}
  .page-banner h1{font-size:32px;}
  .banner-inner{flex-direction:column;align-items:flex-start;gap:18px;}

  .section{margin-top:64px;}
  .page-banner + .section{margin-top:44px;}
  .section-title{font-size:24px;}

  .rank-item{
    grid-template-columns:56px 168px minmax(0,1fr);
    gap:18px;
  }
  .rank-action{display:none;}
  .rank-no{font-size:28px;}
  .rank-body h3{font-size:18px;}

  .stats-strip{grid-template-columns:1fr;padding:0;}
  .stat-item{
    border-left:none;
    border-top:1px solid var(--line);
    padding:22px 24px;
  }
  .stat-item:first-child{border-top:none;}

  .method-grid{grid-template-columns:1fr;gap:24px;}

  .cta-panel{flex-direction:column;align-items:flex-start;padding:32px;}

  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}

@media (max-width:767px){
  body{padding-bottom:82px;}
  .container{padding-left:16px;padding-right:16px;}

  .page-banner{min-height:160px;padding:26px 0;}
  .page-banner h1{font-size:30px;}
  .banner-sub{font-size:14px;}

  .section{margin-top:48px;}
  .section-title{font-size:22px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}

  .rank-item{
    grid-template-columns:44px minmax(0,1fr);
    gap:14px;
    padding:14px;
  }
  .rank-thumb{display:none;}
  .rank-no{font-size:26px;}
  .rank-body h3{font-size:17px;}
  .rank-summary{-webkit-line-clamp:1;font-size:13px;margin-top:6px;}
  .rank-meta{gap:8px;margin-top:10px;}

  .cta-panel{padding:24px;}
  .cta-panel h2{font-size:21px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-main,
  .cta-actions .btn-ghost{flex:1 1 100%;}

  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding-top:48px;margin-top:64px;}

  .fixed-cta-inner{height:56px;padding:0 16px;gap:12px;}
  .fixed-cta p{font-size:13px;}
  .fixed-cta .btn-main{height:38px;padding:0 16px;font-size:13px;box-shadow:none;}
}

@media (max-width:575px){
  .page-banner h1{font-size:26px;}
  .brand-text{font-size:15px;}
  .brand-mark{width:34px;height:34px;}
  .filter-bar{gap:8px;}
  .chip{padding:7px 13px;font-size:13px;}
  .accordion-button{font-size:15px;padding:16px 50px 16px 18px;}
  .accordion-body{padding:0 18px 18px;font-size:14px;}
  .stat-num{font-size:28px;}
}

/* roulang page: category4 */
:root{
    --ink:#0F1113;
    --surface:#191C1F;
    --surface-2:#23272B;
    --line:#2E3338;
    --text:#F2F4F6;
    --text-muted:#9AA3AB;
    --brand:#FF5A1F;
    --brand-deep:#D63F06;
    --accent:#6C5CE7;
    --ok:#22C58B;
    --r-btn:10px;
    --r-card:14px;
    --r-img:12px;
    --shadow-card:0 4px 16px rgba(0,0,0,.35);
    --shadow-card-hover:0 12px 28px rgba(0,0,0,.5);
    --shadow-cta:0 6px 18px rgba(255,90,31,.28);
    --font-sans:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
    --font-mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;

    --bs-body-bg:#0F1113;
    --bs-body-color:#F2F4F6;
    --bs-primary:#FF5A1F;
    --bs-border-color:#2E3338;
    --bs-border-radius:10px;
    --bs-link-color:#FF5A1F;
    --bs-link-hover-color:#D63F06;
    --bs-font-sans-serif:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--ink);
    color:var(--text);
    font-family:var(--font-sans);
    font-size:16px;
    line-height:1.85;
    letter-spacing:.01em;
    -webkit-font-smoothing:antialiased;
    padding-bottom:80px;
  }
  img{max-width:100%;display:block;}
  a{color:var(--text);text-decoration:none;transition:color .18s ease,border-color .18s ease;}
  a:hover{color:var(--brand);}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;letter-spacing:.01em;}
  p{margin:0;}
  button{font-family:inherit;}
  :focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}

  .container{
    width:100%;
    max-width:1240px;
    margin:0 auto;
    padding-left:20px;
    padding-right:20px;
  }

  /* ============ 按鈕 ============ */
  .btn-brand,
  .btn-ghost{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:48px;
    padding:0 26px;
    border-radius:var(--r-btn);
    font-size:15px;
    font-weight:700;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .18s ease,background .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease;
    white-space:nowrap;
  }
  .btn-brand{
    background:var(--brand);
    color:#fff;
    box-shadow:var(--shadow-cta);
  }
  .btn-brand:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);}
  .btn-brand:active{transform:translateY(0);box-shadow:none;}
  .btn-ghost{
    background:transparent;
    border-color:var(--line);
    color:var(--text);
  }
  .btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
  .btn-ghost:active{transform:translateY(0);}
  .link-arrow{
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-size:14px;
    font-weight:600;
    color:var(--text-muted);
    border-bottom:2px solid transparent;
    padding-bottom:2px;
    text-underline-offset:6px;
    transition:color .18s ease,border-color .18s ease;
  }
  .link-arrow:hover{color:var(--brand);border-bottom-color:var(--brand);}

  /* ============ 徽章 ============ */
  .badge-soft,
  .badge-free,
  .badge-line{
    display:inline-flex;
    align-items:center;
    gap:6px;
    border-radius:999px;
    padding:4px 10px;
    font-size:12px;
    font-weight:600;
    line-height:1.6;
    letter-spacing:.02em;
  }
  .badge-soft{background:rgba(108,92,231,.12);color:#A99DFF;}
  .badge-free{background:rgba(34,197,139,.14);color:#4FD9A8;}
  .badge-line{background:transparent;border:1px solid var(--line);color:var(--text-muted);}

  /* ============ 頁首 ============ */
  .site-header{
    position:sticky;
    top:0;
    z-index:1020;
    background:rgba(15,17,19,.92);
    -webkit-backdrop-filter:blur(12px);
    backdrop-filter:blur(12px);
    border-bottom:1px solid var(--line);
  }
  .nav-top{
    display:flex;
    align-items:center;
    gap:24px;
    padding:14px 0;
  }
  .brand{
    display:inline-flex;
    align-items:center;
    gap:10px;
    flex-shrink:0;
  }
  .brand-mark{
    width:40px;height:40px;
    border-radius:12px;
    display:grid;place-items:center;
    background:linear-gradient(140deg,var(--brand),var(--brand-deep));
    color:#fff;
    font-size:14px;
    box-shadow:0 4px 14px rgba(255,90,31,.3);
  }
  .brand-text{
    display:flex;
    flex-direction:column;
    font-size:17px;
    font-weight:800;
    line-height:1.25;
    color:var(--text);
    letter-spacing:.02em;
  }
  .brand:hover .brand-text{color:var(--brand);}
  .brand-text small{
    font-family:var(--font-mono);
    font-size:10px;
    font-weight:500;
    letter-spacing:.22em;
    color:var(--text-muted);
    margin-top:2px;
  }

  .nav-search{
    position:relative;
    display:flex;
    align-items:center;
    flex:1 1 auto;
    max-width:560px;
    height:48px;
    background:var(--surface-2);
    border:1px solid var(--line);
    border-radius:12px;
    padding:0 6px 0 44px;
    transition:border-color .18s ease,box-shadow .18s ease;
  }
  .nav-search:focus-within{
    border-color:var(--brand);
    box-shadow:0 0 0 3px rgba(255,90,31,.18);
  }
  .nav-search i{
    position:absolute;
    left:16px;
    font-size:15px;
    color:var(--text-muted);
    pointer-events:none;
  }
  .nav-search input{
    flex:1 1 auto;
    min-width:0;
    height:100%;
    background:transparent;
    border:0;
    color:var(--text);
    font-size:15px;
    font-family:inherit;
    outline:none;
  }
  .nav-search input::placeholder{color:var(--text-muted);}
  .nav-search button{
    flex-shrink:0;
    height:36px;
    padding:0 18px;
    border:0;
    border-radius:8px;
    background:var(--brand);
    color:#fff;
    font-size:14px;
    font-weight:700;
    cursor:pointer;
    transition:background .18s ease;
  }
  .nav-search button:hover{background:var(--brand-deep);}

  .nav-quick{
    display:flex;
    align-items:center;
    gap:22px;
    flex-wrap:nowrap;
    overflow-x:auto;
    scrollbar-width:none;
    padding-bottom:12px;
    margin-top:-2px;
  }
  .nav-quick::-webkit-scrollbar{display:none;}
  .nav-quick a{
    position:relative;
    flex-shrink:0;
    font-size:14px;
    font-weight:600;
    color:var(--text-muted);
    padding:4px 0;
    border-bottom:2px solid transparent;
    transition:color .18s ease,border-color .18s ease;
  }
  .nav-quick a:hover{color:var(--brand);border-bottom-color:rgba(255,90,31,.5);}
  .nav-quick a.is-active{color:var(--brand);border-bottom-color:var(--brand);}

  .nav-toggle{
    display:none;
    width:44px;height:44px;
    flex-shrink:0;
    border:1px solid var(--line);
    border-radius:10px;
    background:var(--surface-2);
    color:var(--text);
    font-size:16px;
    cursor:pointer;
  }
  .nav-toggle:hover{border-color:var(--brand);color:var(--brand);}

  /* ============ 內頁橫幅 ============ */
  .page-banner{
    position:relative;
    min-height:220px;
    display:flex;
    align-items:center;
    background-image:linear-gradient(90deg,rgba(15,17,19,.92) 0%,rgba(15,17,19,.72) 55%,rgba(15,17,19,.55) 100%),url('/assets/images/backpic/back-2.jpg');
    background-size:cover;
    background-position:center;
    border-bottom:1px solid var(--line);
    overflow:hidden;
  }
  .page-banner::after{
    content:"";
    position:absolute;
    inset:auto -10% -60% 40%;
    height:220px;
    background:radial-gradient(closest-side,rgba(255,90,31,.22),transparent 72%);
    pointer-events:none;
  }
  .banner-inner{
    position:relative;
    z-index:2;
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:32px;
    width:100%;
    padding:44px 0;
  }
  .banner-copy .badge-soft{margin-bottom:14px;}
  .banner-copy h1{
    font-size:40px;
    font-weight:800;
    letter-spacing:.02em;
    margin-bottom:10px;
  }
  .banner-copy h1 span{color:var(--brand);}
  .banner-copy p{
    font-size:15px;
    color:var(--text-muted);
    max-width:520px;
  }
  .breadcrumb-nav{
    flex-shrink:0;
    font-size:13px;
    color:var(--text-muted);
  }
  .breadcrumb-nav ol{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
  .breadcrumb-nav li{display:flex;align-items:center;gap:8px;}
  .breadcrumb-nav li+li::before{content:"/";color:var(--line);}
  .breadcrumb-nav a{color:var(--text-muted);}
  .breadcrumb-nav a:hover{color:var(--brand);}
  .breadcrumb-nav .current{color:var(--brand);font-weight:600;}

  /* ============ 區塊 ============ */
  .section{padding:88px 0 0;}
  .section-head{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:24px;
    margin-bottom:36px;
  }
  .section-head h2{
    font-size:28px;
    font-weight:700;
  }
  .section-head h2 em{
    font-style:normal;
    color:var(--brand);
  }
  .section-head .sub{
    margin-top:8px;
    font-size:14px;
    color:var(--text-muted);
    max-width:620px;
  }
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-family:var(--font-mono);
    font-size:12px;
    letter-spacing:.2em;
    color:var(--brand);
    margin-bottom:12px;
  }
  .eyebrow::before{
    content:"";
    width:22px;height:2px;
    background:var(--brand);
    display:inline-block;
  }

  /* ============ 時間軸 ============ */
  .timeline-wrap{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    padding:44px 40px;
    box-shadow:var(--shadow-card);
  }
  .timeline{
    position:relative;
    max-width:880px;
    margin:0 auto;
  }
  .timeline::before{
    content:"";
    position:absolute;
    left:23px;
    top:12px;
    bottom:40px;
    width:2px;
    background:linear-gradient(180deg,var(--brand) 0%,rgba(255,90,31,.45) 55%,rgba(46,51,56,.9) 100%);
  }
  .step{
    position:relative;
    padding-left:78px;
    padding-bottom:34px;
  }
  .step:last-child{padding-bottom:0;}
  .step-dot{
    position:absolute;
    left:0;top:0;
    width:48px;height:48px;
    border-radius:50%;
    display:grid;place-items:center;
    background:var(--surface-2);
    border:1px solid var(--line);
    font-family:var(--font-mono);
    font-size:16px;
    font-weight:700;
    color:var(--brand);
    transition:border-color .18s ease,background .18s ease;
  }
  .step:hover .step-dot{border-color:rgba(255,90,31,.55);background:#2A211D;}
  .step h3{
    font-size:20px;
    font-weight:700;
    margin-bottom:8px;
  }
  .step p{
    font-size:15px;
    color:var(--text-muted);
    max-width:680px;
  }
  .step .step-meta{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin-top:12px;
  }
  .step-cta{
    display:flex;
    flex-wrap:wrap;
    gap:14px;
    margin-top:18px;
  }

  /* ============ 控制卡片 ============ */
  .ctrl-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;
  }
  .ctrl-card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    overflow:hidden;
    box-shadow:var(--shadow-card);
    transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
    display:flex;
    flex-direction:column;
  }
  .ctrl-card:hover{
    transform:translateY(-2px);
    box-shadow:var(--shadow-card-hover);
    border-color:rgba(255,90,31,.45);
  }
  .ctrl-thumb{
    position:relative;
    aspect-ratio:16/9;
    overflow:hidden;
    border-bottom:1px solid var(--line);
  }
  .ctrl-thumb img{
    width:100%;height:100%;
    object-fit:cover;
    box-shadow:inset 0 0 0 1px rgba(255,255,255,.06);
    transition:transform .35s ease;
  }
  .ctrl-card:hover .ctrl-thumb img{transform:scale(1.04);}
  .ctrl-thumb .badge-soft{
    position:absolute;
    left:12px;bottom:12px;
    background:rgba(35,39,43,.88);
    -webkit-backdrop-filter:blur(6px);
    backdrop-filter:blur(6px);
    color:#A99DFF;
  }
  .ctrl-body{
    padding:20px;
    display:flex;
    flex-direction:column;
    gap:10px;
    flex:1 1 auto;
  }
  .ctrl-body h3{font-size:18px;}
  .ctrl-body p{font-size:14px;color:var(--text-muted);}
  .ctrl-list{
    display:flex;
    flex-direction:column;
    gap:8px;
    margin-top:4px;
  }
  .ctrl-list li{
    display:flex;
    gap:10px;
    font-size:14px;
    color:var(--text-muted);
    line-height:1.7;
  }
  .ctrl-list li i{
    color:var(--ok);
    font-size:12px;
    margin-top:7px;
    flex-shrink:0;
  }

  /* ============ 快訊條 ============ */
  .tip-strip{
    margin-top:56px;
    display:grid;
    grid-template-columns:repeat(3,1fr);
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    overflow:hidden;
    box-shadow:var(--shadow-card);
  }
  .tip-item{
    padding:26px 28px;
    border-right:1px solid var(--line);
  }
  .tip-item:last-child{border-right:0;}
  .tip-item .num{
    font-family:var(--font-mono);
    font-size:34px;
    font-weight:700;
    color:var(--brand);
    line-height:1.1;
    letter-spacing:-.02em;
  }
  .tip-item .label{
    font-size:15px;
    font-weight:700;
    margin:6px 0 4px;
  }
  .tip-item .desc{
    font-size:14px;
    color:var(--text-muted);
    line-height:1.75;
  }

  /* ============ FAQ ============ */
  .accordion{
    --bs-accordion-bg:transparent;
    --bs-accordion-border-color:var(--line);
    --bs-accordion-btn-color:var(--text);
    --bs-accordion-active-color:var(--brand);
    --bs-accordion-active-bg:transparent;
    --bs-accordion-btn-focus-box-shadow:none;
    --bs-accordion-body-padding-y:18px;
    --bs-accordion-body-padding-x:20px;
  }
  .faq-wrap{max-width:940px;margin:0 auto;}
  .accordion-item{
    background:var(--surface);
    border:1px solid var(--line) !important;
    border-radius:var(--r-card) !important;
    margin-bottom:12px;
    overflow:hidden;
    box-shadow:var(--shadow-card);
    transition:border-color .18s ease;
  }
  .accordion-item:hover{border-color:rgba(255,90,31,.35) !important;}
  .accordion-button{
    background:transparent;
    color:var(--text);
    font-size:16px;
    font-weight:700;
    padding:18px 20px;
    gap:12px;
    box-shadow:none;
  }
  .accordion-button:not(.collapsed){
    color:var(--brand);
    background:rgba(255,90,31,.06);
    box-shadow:inset 3px 0 0 var(--brand);
  }
  .accordion-button:focus{box-shadow:none;}
  .accordion-button::after{
    background-image:none !important;
    content:"+";
    font-size:22px;
    line-height:1;
    font-weight:400;
    width:auto;height:auto;
    color:var(--text-muted);
    transform:none !important;
    margin-left:auto;
    transition:color .18s ease;
  }
  .accordion-button:not(.collapsed)::after{content:"−";color:var(--brand);}
  .accordion-body{
    color:var(--text-muted);
    font-size:15px;
    line-height:1.85;
  }

  /* ============ CTA 面板 ============ */
  .cta-panel{
    position:relative;
    margin-top:88px;
    border-radius:var(--r-card);
    border:1px solid rgba(255,90,31,.3);
    background-image:linear-gradient(100deg,rgba(15,17,19,.95) 0%,rgba(15,17,19,.82) 58%,rgba(214,63,6,.35) 100%),url('/assets/images/backpic/back-3.jpg');
    background-size:cover;
    background-position:center;
    padding:52px 48px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:32px;
    overflow:hidden;
  }
  .cta-panel h2{
    font-size:28px;
    font-weight:800;
    margin-bottom:10px;
  }
  .cta-panel p{
    font-size:15px;
    color:var(--text-muted);
    max-width:600px;
  }
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex-shrink:0;}

  /* ============ 頁尾 ============ */
  .site-footer{
    margin-top:88px;
    border-top:1px solid var(--line);
    background:#0C0E10;
    padding-top:64px;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.5fr 1fr 1fr 1.3fr;
    gap:40px;
    padding-bottom:52px;
  }
  .footer-brand p{
    margin-top:18px;
    font-size:14px;
    color:var(--text-muted);
    line-height:1.85;
    max-width:340px;
  }
  .footer-col h4{
    font-size:15px;
    font-weight:700;
    margin-bottom:16px;
    color:var(--text);
  }
  .footer-col ul{display:flex;flex-direction:column;gap:10px;}
  .footer-col a{
    font-size:14px;
    color:var(--text-muted);
  }
  .footer-col a:hover{color:var(--brand);}
  .footer-contact li{
    display:flex;
    gap:10px;
    font-size:14px;
    color:var(--text-muted);
    line-height:1.7;
  }
  .footer-contact i{
    color:var(--brand);
    font-size:13px;
    margin-top:6px;
    flex-shrink:0;
  }
  .footer-bottom{
    border-top:1px solid var(--line);
    padding:22px 0 26px;
    display:flex;
    flex-direction:column;
    gap:8px;
  }
  .footer-bottom p{
    font-size:13px;
    color:var(--text-muted);
    line-height:1.75;
  }
  .footer-bottom .disclaimer{font-size:13px;color:#6C757C;max-width:900px;}

  /* ============ 底部固定轉化條 ============ */
  .fixed-cta{
    position:fixed;
    left:0;right:0;bottom:0;
    z-index:1030;
    height:64px;
    display:flex;
    align-items:center;
    background:rgba(25,28,31,.96);
    -webkit-backdrop-filter:blur(12px);
    backdrop-filter:blur(12px);
    border-top:1px solid rgba(255,90,31,.3);
    padding-bottom:env(safe-area-inset-bottom);
  }
  .fixed-cta .container{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
  }
  .fixed-cta p{
    font-size:14px;
    color:var(--text-muted);
    margin:0;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
  }
  .fixed-cta p strong{color:var(--text);font-weight:700;}
  .fixed-cta .btn-brand{height:42px;padding:0 22px;font-size:14px;}

  /* ============ 響應式 ============ */
  @media (max-width:1199.98px){
    .banner-copy h1{font-size:36px;}
    .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
    .footer-col:last-child{grid-column:1 / -1;}
    .footer-contact{flex-direction:row;flex-wrap:wrap;gap:12px 28px;}
  }

  @media (max-width:991.98px){
    .section{padding-top:64px;}
    .cta-panel{margin-top:64px;padding:40px 32px;flex-direction:column;align-items:flex-start;}
    .ctrl-grid{grid-template-columns:repeat(2,1fr);}
    .tip-strip{grid-template-columns:1fr;}
    .tip-item{border-right:0;border-bottom:1px solid var(--line);}
    .tip-item:last-child{border-bottom:0;}
    .nav-search{max-width:none;}
    .banner-inner{flex-direction:column;align-items:flex-start;gap:18px;padding:36px 0;}
    .banner-copy h1{font-size:32px;}
    .timeline-wrap{padding:32px 26px;}
  }

  @media (max-width:767.98px){
    body{font-size:15px;padding-bottom:76px;}
    .container{padding-left:16px;padding-right:16px;}
    .section{padding-top:48px;}
    .nav-top{flex-wrap:wrap;gap:12px;padding:12px 0;}
    .brand-text{font-size:15px;}
    .brand-mark{width:36px;height:36px;border-radius:10px;}
    .nav-toggle{display:grid;place-items:center;order:3;margin-left:auto;}
    .nav-search{
      order:4;
      flex-basis:100%;
      max-width:none;
      height:44px;
    }
    .nav-quick{
      order:5;
      width:100%;
      gap:18px;
      padding-bottom:10px;
      display:none;
    }
    .nav-quick.is-open{display:flex;}
    .page-banner{min-height:160px;}
    .banner-copy h1{font-size:28px;}
    .banner-copy p{font-size:14px;}
    .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px;}
    .section-head h2{font-size:22px;}
    .timeline-wrap{padding:26px 18px;}
    .timeline::before{left:17px;}
    .step{padding-left:56px;padding-bottom:28px;}
    .step-dot{width:36px;height:36px;font-size:13px;}
    .step h3{font-size:17px;}
    .ctrl-grid{grid-template-columns:1fr;}
    .cta-panel{padding:32px 22px;border-radius:var(--r-card);}
    .cta-panel h2{font-size:22px;}
    .cta-actions{width:100%;}
    .cta-actions .btn-brand,.cta-actions .btn-ghost{flex:1 1 auto;}
    .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px;}
    .site-footer{padding-top:44px;margin-top:64px;}
    .fixed-cta{height:56px;}
    .fixed-cta p{display:none;}
    .fixed-cta .container{justify-content:center;}
    .fixed-cta .btn-brand{width:100%;height:40px;}
  }

  @media (max-width:519.98px){
    .banner-copy h1{font-size:25px;}
    .section-head h2{font-size:20px;}
    .step h3{font-size:16px;}
    .accordion-button{font-size:15px;padding:15px 16px;}
    .tip-item{padding:20px;}
    .tip-item .num{font-size:28px;}
  }

/* roulang page: category5 */
:root{
  --ink:#0F1113;
  --surface:#191C1F;
  --surface-2:#23272B;
  --line:#2E3338;
  --text:#F2F4F6;
  --text-muted:#9AA3AB;
  --brand:#FF5A1F;
  --brand-deep:#D63F06;
  --accent:#6C5CE7;
  --ok:#22C58B;
  --radius-btn:10px;
  --radius-card:14px;
  --radius-img:12px;
  --shadow-card:0 4px 16px rgba(0,0,0,.35);
  --shadow-card-hover:0 12px 28px rgba(0,0,0,.5);
  --font-sans:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular","Menlo",monospace;

  --bs-body-bg:#0F1113;
  --bs-body-color:#F2F4F6;
  --bs-primary:#FF5A1F;
  --bs-border-color:#2E3338;
  --bs-border-radius:14px;
  --bs-link-color:#F2F4F6;
  --bs-link-hover-color:#FF5A1F;
  --bs-font-sans-serif:var(--font-sans);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  padding-bottom:80px;
}
img{max-width:100%;display:block;}
a{color:var(--text);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;
}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;letter-spacing:.2px;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
.container{max-width:1240px;margin:0 auto;padding:0 20px;width:100%;}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1020;
  background:rgba(15,17,19,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-top{
  display:flex;align-items:center;gap:22px;
  padding:14px 0 12px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,var(--brand),var(--brand-deep));
  color:#fff;font-size:15px;
  box-shadow:0 6px 18px rgba(255,90,31,.28);
}
.brand-text{display:flex;flex-direction:column;font-weight:800;font-size:17px;line-height:1.15;letter-spacing:.4px;color:var(--text);}
.brand-text small{font-family:var(--font-mono);font-size:10px;font-weight:500;letter-spacing:2px;color:var(--text-muted);margin-top:3px;}
.brand:hover .brand-text{color:var(--brand);}

.nav-search{
  flex:1 1 auto;max-width:520px;min-width:0;
  display:flex;align-items:center;gap:8px;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:var(--radius-img);
  height:48px;padding:0 6px 0 16px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,90,31,.22);}
.nav-search i{color:var(--text-muted);font-size:15px;}
.nav-search input{
  flex:1 1 auto;min-width:0;background:transparent;border:0;outline:none;
  color:var(--text);font-size:15px;font-family:inherit;height:100%;
}
.nav-search input::placeholder{color:var(--text-muted);font-size:14px;}
.nav-search button{
  flex:0 0 auto;border:0;cursor:pointer;
  background:var(--brand);color:#fff;font-weight:700;font-size:14px;
  height:36px;padding:0 16px;border-radius:8px;
  transition:background .18s ease,transform .18s ease;
}
.nav-search button:hover{background:var(--brand-deep);}
.nav-search button:active{transform:scale(.97);}

.nav-toggle{
  display:none;margin-left:auto;
  background:var(--surface-2);border:1px solid var(--line);color:var(--text);
  width:42px;height:42px;border-radius:10px;font-size:16px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}

.nav-quick{display:flex;flex-wrap:wrap;gap:6px 4px;padding:0 0 12px;}
.nav-quick a{
  position:relative;font-size:14px;font-weight:500;color:var(--text-muted);
  padding:6px 12px;border-radius:8px;white-space:nowrap;
  transition:color .18s ease,background .18s ease;
}
.nav-quick a:hover{color:var(--text);background:var(--surface-2);}
.nav-quick a.is-active{color:var(--brand);background:rgba(255,90,31,.10);font-weight:700;}
.nav-quick a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;
  background:var(--brand);border-radius:2px;
}

/* ---------- banner ---------- */
.page-banner{
  position:relative;overflow:hidden;
  min-height:220px;display:flex;align-items:center;
  background-image:url('/assets/images/backpic/back-2.jpg');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(15,17,19,.94) 12%,rgba(15,17,19,.72) 58%,rgba(15,17,19,.5) 100%);
}
.page-banner .container{position:relative;z-index:2;}
.banner-row{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;padding:36px 0;}
.banner-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:1.2px;
  color:var(--ok);background:rgba(34,197,139,.14);
  border-radius:999px;padding:4px 12px;margin-bottom:14px;
}
.page-banner h1{font-size:40px;font-weight:800;max-width:760px;}
.page-banner h1 em{font-style:normal;color:var(--brand);}
.banner-sub{margin-top:12px;font-size:15px;color:var(--text-muted);max-width:640px;}
.breadcrumb-nav{font-size:13px;color:var(--text-muted);}
.breadcrumb-nav ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.breadcrumb-nav li{display:flex;align-items:center;gap:8px;}
.breadcrumb-nav li+li::before{content:"/";color:var(--line);}
.breadcrumb-nav a{color:var(--text-muted);}
.breadcrumb-nav a:hover{color:var(--brand);}
.breadcrumb-nav li[aria-current]{color:var(--brand);}

/* ---------- sections ---------- */
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{font-size:28px;font-weight:700;}
.section-head .lead-line{margin-top:8px;font-size:14px;color:var(--text-muted);}
.eyebrow{
  font-family:var(--font-mono);font-size:12px;letter-spacing:2px;
  color:var(--accent);text-transform:uppercase;margin-bottom:10px;display:block;
}

/* quick topic tags */
.topic-bar{
  display:flex;flex-wrap:wrap;gap:10px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:16px 18px;
}
.topic-bar a{
  font-size:13px;font-weight:500;color:var(--text-muted);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;
  transition:all .18s ease;
}
.topic-bar a:hover{color:var(--brand);border-color:rgba(255,90,31,.5);background:rgba(255,90,31,.08);}
.topic-bar a .mono{color:var(--accent);margin-right:6px;font-size:12px;}

/* check block */
.check-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;}
.check-list{display:flex;flex-direction:column;gap:16px;margin-top:26px;}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:18px 20px;transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.check-item:hover{border-color:rgba(255,90,31,.45);transform:translateY(-2px);box-shadow:var(--shadow-card-hover);}
.check-item .ico{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(108,92,231,.16);color:#A79BFF;font-size:14px;
}
.check-item h3{font-size:16px;font-weight:700;margin-bottom:4px;}
.check-item p{font-size:14px;color:var(--text-muted);line-height:1.75;}
.check-visual{position:relative;border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);}
.check-visual img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.check-visual figcaption{
  position:absolute;left:16px;bottom:16px;right:16px;
  font-size:13px;color:var(--text);background:rgba(15,17,19,.82);
  border:1px solid var(--line);border-radius:10px;padding:10px 14px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.float-badge{
  position:absolute;top:16px;right:16px;
  font-size:12px;font-weight:700;color:#0B1B14;
  background:var(--ok);border-radius:999px;padding:5px 12px;
}

/* ---------- FAQ ---------- */
.faq-wrap{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:28px;}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 24px;}
.faq-accordion .accordion-item{
  background:transparent;border:1px solid var(--line);
  border-radius:var(--radius-card);margin-bottom:14px;overflow:hidden;
  transition:border-color .18s ease;
}
.faq-accordion .accordion-item:hover{border-color:rgba(255,90,31,.35);}
.faq-accordion .accordion-button{
  position:relative;
  background:transparent;color:var(--text);
  font-family:inherit;font-size:16px;font-weight:700;line-height:1.55;
  padding:18px 52px 18px 20px;border:0;box-shadow:none;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--brand);
  background:rgba(255,90,31,.07);
  box-shadow:inset 3px 0 0 var(--brand);
}
.faq-accordion .accordion-button:focus{box-shadow:inset 0 0 0 2px rgba(255,90,31,.55);}
.faq-accordion .accordion-button::after{display:none;}
.faq-accordion .accordion-button::before{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-family:var(--font-mono);font-size:20px;font-weight:400;color:var(--text-muted);
  line-height:1;transition:color .18s ease,transform .18s ease;
}
.faq-accordion .accordion-button:not(.collapsed)::before{content:"−";color:var(--brand);}
.faq-accordion .accordion-body{
  font-size:14.5px;color:var(--text-muted);line-height:1.9;
  padding:0 20px 20px;background:transparent;
}
.faq-accordion .accordion-body strong{color:var(--text);font-weight:700;}
.faq-no{
  font-family:var(--font-mono);font-size:12px;color:var(--accent);
  margin-right:8px;
}

/* ---------- help cards ---------- */
.help-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.help-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.help-card:hover{border-color:rgba(255,90,31,.45);transform:translateY(-2px);box-shadow:var(--shadow-card-hover);}
.help-card .thumb{aspect-ratio:16/9;overflow:hidden;border-bottom:1px solid var(--line);}
.help-card .thumb img{width:100%;height:100%;object-fit:cover;}
.help-card .body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.help-card h3{font-size:17px;font-weight:700;}
.help-card p{font-size:14px;color:var(--text-muted);line-height:1.75;}
.help-card .go{
  margin-top:auto;font-size:13.5px;font-weight:700;color:var(--brand);
  display:inline-flex;align-items:center;gap:8px;
}
.help-card .go i{transition:transform .18s ease;}
.help-card:hover .go i{transform:translateX(4px);}

/* ---------- CTA strip ---------- */
.cta-strip{
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
  background:linear-gradient(120deg,rgba(255,90,31,.14),rgba(108,92,231,.10) 62%,rgba(25,28,31,0) 100%),var(--surface);
  border:1px solid var(--line);border-radius:18px;padding:28px 32px;
}
.cta-strip h2{font-size:22px;}
.cta-strip p{font-size:14px;color:var(--text-muted);margin-top:8px;}
.cta-strip .actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- buttons ---------- */
.btn-brand,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 24px;border-radius:var(--radius-btn);
  font-family:inherit;font-size:15px;font-weight:700;
  transition:all .18s ease;cursor:pointer;border:1px solid transparent;
}
.btn-brand{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(255,90,31,.28);}
.btn-brand:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);}
.btn-brand:active{transform:translateY(0) scale(.99);}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line);}
.btn-ghost:hover{color:var(--brand);border-color:var(--brand);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);background:#0C0E10;padding:56px 0 24px;margin-top:8px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:36px;}
.footer-brand p{font-size:14px;color:var(--text-muted);margin-top:16px;max-width:320px;line-height:1.85;}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.5px;margin-bottom:16px;color:var(--text);}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:var(--text-muted);}
.footer-col a:hover{color:var(--brand);}
.footer-contact li{display:flex;gap:10px;font-size:13.5px;color:var(--text-muted);line-height:1.7;}
.footer-contact i{color:var(--accent);margin-top:4px;font-size:13px;}
.footer-bottom{border-top:1px solid var(--line);margin-top:40px;padding-top:22px;display:flex;flex-direction:column;gap:8px;}
.footer-bottom p{font-size:13px;color:var(--text-muted);}
.footer-bottom .disclaimer{font-size:12.5px;color:#79828A;line-height:1.8;}

/* ---------- fixed cta bar ---------- */
.cta-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:1030;
  background:rgba(25,28,31,.96);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-top:1px solid rgba(255,90,31,.30);
  padding-bottom:env(safe-area-inset-bottom);
}
.cta-bar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:64px;padding:10px 20px;}
.cta-bar-inner p{font-size:14px;color:var(--text);margin:0;}
.cta-bar-inner p span{color:var(--brand);font-weight:700;}
.cta-bar .btn-brand{height:42px;padding:0 20px;font-size:14px;}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .check-grid{gap:30px;}
  .help-grid{grid-template-columns:repeat(3,1fr);gap:18px;}
}
@media (max-width:991.98px){
  .section{padding:64px 0;}
  .section--tight{padding:48px 0;}
  .header-top{flex-wrap:wrap;gap:14px;}
  .nav-search{max-width:100%;order:3;flex:1 1 100%;height:44px;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-quick{display:none;flex-direction:column;gap:2px;padding:8px 0 14px;}
  .nav-quick.is-open{display:flex;}
  .nav-quick a{padding:11px 12px;border-radius:8px;font-size:15px;}
  .nav-quick a.is-active::after{display:none;}
  .page-banner h1{font-size:32px;}
  .banner-row{flex-direction:column;align-items:flex-start;gap:16px;padding:30px 0;}
  .check-grid{grid-template-columns:1fr;}
  .faq-grid{grid-template-columns:1fr;gap:0;}
  .faq-wrap{padding:20px;}
  .help-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .cta-strip{padding:24px;}
}
@media (max-width:767.98px){
  .section{padding:48px 0;}
  .container{padding:0 16px;}
  .page-banner{min-height:160px;}
  .page-banner h1{font-size:26px;}
  .banner-sub{font-size:14px;}
  .section-head h2{font-size:22px;}
  .help-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .cta-strip h2{font-size:19px;}
  .cta-bar-inner{min-height:56px;padding:8px 16px;gap:12px;}
  .cta-bar-inner p{font-size:12.5px;line-height:1.5;}
  .cta-bar .btn-brand{height:38px;padding:0 16px;font-size:13px;}
  .btn-brand,.btn-ghost{height:46px;padding:0 20px;font-size:14.5px;}
  body{padding-bottom:76px;}
}
@media (max-width:575.98px){
  .faq-accordion .accordion-button{font-size:15px;padding:16px 46px 16px 16px;}
  .faq-accordion .accordion-body{font-size:14px;padding:0 16px 18px;}
  .brand-text{font-size:16px;}
  .topic-bar{padding:14px;}
  .topic-bar a{font-size:12.5px;padding:5px 12px;}
}

/* roulang page: category6 */
:root{
  --ink:#0F1113;
  --surface:#191C1F;
  --surface-2:#23272B;
  --line:#2E3338;
  --text:#F2F4F6;
  --text-muted:#9AA3AB;
  --brand:#FF5A1F;
  --brand-deep:#D63F06;
  --accent:#6C5CE7;
  --ok:#22C58B;

  --radius-btn:10px;
  --radius-card:14px;
  --radius-img:12px;

  --shadow-card:0 4px 16px rgba(0,0,0,.35);
  --shadow-card-hover:0 12px 28px rgba(0,0,0,.5);
  --shadow-cta:0 6px 18px rgba(255,90,31,.28);

  --mono:ui-monospace,"SFMono-Regular","Menlo","Consolas",monospace;

  --bs-body-bg:#0F1113;
  --bs-body-color:#F2F4F6;
  --bs-primary:#FF5A1F;
  --bs-border-color:#2E3338;
  --bs-border-radius:12px;
  --bs-link-color:#F2F4F6;
  --bs-link-hover-color:#FF5A1F;
  --bs-font-sans-serif:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
  --bs-body-font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
  background:var(--ink);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  padding-bottom:84px;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--text);text-decoration:none;transition:color .18s ease,border-color .18s ease;}
a:hover{color:var(--brand);}
img{max-width:100%;display:block;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;letter-spacing:.2px;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}

.container{
  width:100%;
  max-width:1240px;
  margin-left:auto;
  margin-right:auto;
  padding-left:20px;
  padding-right:20px;
}

section{padding:88px 0;}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:28px;font-weight:700;margin-bottom:14px;}
.section-head p{color:var(--text-muted);font-size:16px;margin:0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--accent);background:rgba(108,92,231,.12);
  border-radius:999px;padding:4px 12px;margin-bottom:16px;font-weight:700;
}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(15,17,19,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-top{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:28px;
  padding:14px 0;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:10px;
  background:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-size:15px;
  box-shadow:0 4px 14px rgba(255,90,31,.3);
}
.brand-text{
  display:flex;flex-direction:column;
  font-size:17px;font-weight:800;letter-spacing:.4px;color:var(--text);line-height:1.2;
}
.brand-text small{
  font-family:var(--mono);
  font-size:10px;letter-spacing:2.4px;font-weight:500;color:var(--text-muted);
  margin-top:3px;
}
.brand:hover .brand-text{color:var(--brand);}

.search-box{
  display:flex;align-items:center;gap:10px;
  height:48px;max-width:560px;width:100%;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:12px;
  padding:0 6px 0 14px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box i{color:var(--text-muted);font-size:15px;}
.search-box input{
  flex:1;min-width:0;height:100%;
  background:transparent;border:0;outline:none;
  color:var(--text);font-size:15px;
}
.search-box input::placeholder{color:var(--text-muted);}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,90,31,.18);}
.search-box button{
  height:36px;padding:0 18px;border:0;border-radius:8px;
  background:var(--brand);color:#fff;font-size:14px;font-weight:700;
  cursor:pointer;transition:background .18s ease,transform .18s ease;
}
.search-box button:hover{background:var(--brand-deep);}
.search-box button:active{transform:translateY(1px);}

.menu-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:10px;
  background:var(--surface-2);border:1px solid var(--line);
  color:var(--text);font-size:16px;cursor:pointer;
}
.menu-toggle:hover{border-color:var(--brand);color:var(--brand);}

.nav-wrap{border-top:1px solid var(--line);}
.nav-quick{
  display:flex;align-items:center;gap:30px;
  padding:12px 0;
  overflow-x:auto;
  scrollbar-width:none;
}
.nav-quick::-webkit-scrollbar{display:none;}
.nav-quick a{
  position:relative;white-space:nowrap;
  font-size:15px;font-weight:500;color:var(--text-muted);
  padding:2px 0;
  transition:color .18s ease;
}
.nav-quick a::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease;
}
.nav-quick a:hover{color:var(--text);}
.nav-quick a:hover::after{transform:scaleX(1);}
.nav-quick a.active{color:var(--brand);font-weight:700;}
.nav-quick a.active::after{transform:scaleX(1);}

/* ============ Page hero ============ */
.page-hero{
  position:relative;
  display:flex;align-items:center;
  min-height:220px;
  background-image:linear-gradient(90deg,rgba(15,17,19,.94) 0%,rgba(15,17,19,.72) 55%,rgba(15,17,19,.5) 100%),url('/assets/images/backpic/back-1.jpg');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  padding:40px 0;
}
.page-hero-inner{
  display:flex;align-items:flex-end;justify-content:space-between;gap:32px;width:100%;
}
.page-hero h1{font-size:40px;font-weight:800;margin-bottom:12px;}
.page-hero h1 span{color:var(--brand);}
.page-hero .lead{color:var(--text-muted);font-size:16px;max-width:620px;margin:0;}
.breadcrumb-ol{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-muted);white-space:nowrap;
}
.breadcrumb-ol li{display:inline-flex;align-items:center;gap:8px;}
.breadcrumb-ol li:not(:last-child)::after{content:"/";color:var(--line);}
.breadcrumb-ol a{color:var(--text-muted);}
.breadcrumb-ol a:hover{color:var(--brand);}
.breadcrumb-ol li[aria-current] span{color:var(--brand);font-weight:700;}

/* ============ Buttons ============ */
.btn-main,
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:48px;padding:0 26px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;letter-spacing:.4px;
  cursor:pointer;transition:all .18s ease;border:1px solid transparent;
}
.btn-main{background:var(--brand);color:#fff;box-shadow:var(--shadow-cta);}
.btn-main:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);}
.btn-main:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

/* ============ Split section ============ */
.split{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
}
.split-copy h2{font-size:28px;margin-bottom:18px;}
.split-copy > p{color:var(--text-muted);font-size:16px;}
.check-list{margin-top:26px;display:flex;flex-direction:column;gap:18px;}
.check-list li{display:flex;gap:14px;align-items:flex-start;}
.check-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  background:rgba(255,90,31,.14);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;margin-top:4px;
}
.check-list strong{display:block;font-size:16px;font-weight:700;margin-bottom:4px;color:var(--text);}
.check-list p{margin:0;font-size:14px;color:var(--text-muted);line-height:1.8;}

.split-visual{position:relative;}
.split-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--radius-img);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
}
.float-card{
  position:absolute;left:-18px;bottom:-18px;
  display:flex;align-items:center;gap:12px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:12px;
  padding:12px 16px;
  box-shadow:var(--shadow-card-hover);
}
.float-card i{
  width:32px;height:32px;border-radius:8px;
  background:rgba(34,197,139,.14);color:var(--ok);
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;
}
.float-card b{display:block;font-size:13px;font-weight:700;}
.float-card small{font-size:11px;color:var(--text-muted);letter-spacing:.4px;}

/* ============ Stats bar ============ */
.stats-bar{
  display:grid;grid-template-columns:repeat(3,1fr);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:30px 8px;
  box-shadow:var(--shadow-card);
}
.stat{padding:0 32px;border-left:1px solid var(--line);}
.stat:first-child{border-left:0;}
.stat b{
  display:block;
  font-family:var(--mono);
  font-size:34px;font-weight:700;color:var(--brand);
  line-height:1.2;letter-spacing:-.5px;
}
.stat span{display:block;font-size:14px;font-weight:700;margin-top:8px;}
.stat p{font-size:14px;color:var(--text-muted);margin:4px 0 0;line-height:1.75;}

/* ============ Card grid ============ */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.media-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  display:flex;flex-direction:column;
}
.media-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-card-hover);
  border-color:rgba(255,90,31,.45);
}
.media-card figure{margin:0;position:relative;overflow:hidden;}
.media-card img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-bottom:1px solid var(--line);
  transition:transform .35s ease;
}
.media-card:hover img{transform:scale(1.03);}
.card-tag{
  position:absolute;left:12px;bottom:12px;
  font-size:12px;font-weight:700;letter-spacing:.4px;
  padding:4px 10px;border-radius:999px;
  background:rgba(108,92,231,.16);
  color:#B7AEF9;
  -webkit-backdrop-filter:blur(6px);
  backdrop-filter:blur(6px);
  border:1px solid rgba(108,92,231,.3);
}
.card-body{padding:16px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:17px;font-weight:700;}
.card-body p{font-size:14px;color:var(--text-muted);margin:0;line-height:1.8;}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  self-align:flex-start;
  font-size:12px;font-weight:700;letter-spacing:.3px;
  padding:4px 10px;border-radius:999px;
  background:rgba(34,197,139,.14);
  color:var(--ok);
  width:max-content;
}
.card-meta{
  display:flex;align-items:center;gap:12px;
  font-family:var(--mono);font-size:12px;color:var(--text-muted);
  margin-top:auto;padding-top:6px;
  border-top:1px dashed var(--line);
}

/* ============ Timeline ============ */
.timeline{position:relative;max-width:820px;margin:0 auto;}
.timeline::before{
  content:"";position:absolute;left:12px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--brand),rgba(255,90,31,.15) 70%,var(--line));
}
.tl-item{position:relative;padding-left:48px;margin-bottom:34px;}
.tl-item:last-child{margin-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:0;top:4px;
  width:26px;height:26px;border-radius:50%;
  background:var(--surface);border:2px solid var(--brand);
  box-shadow:0 0 0 4px rgba(255,90,31,.12);
}
.tl-item h3{font-size:17px;margin-bottom:6px;}
.tl-item p{font-size:14px;color:var(--text-muted);margin:0;line-height:1.8;}
.tl-step{
  font-family:var(--mono);font-size:12px;color:var(--brand);
  letter-spacing:1.4px;font-weight:700;display:block;margin-bottom:6px;
}
.tl-foot{margin-top:40px;text-align:center;}

/* ============ Accordion ============ */
.faq-accordion{
  --bs-accordion-bg:var(--surface);
  --bs-accordion-color:var(--text);
  --bs-accordion-border-color:var(--line);
  --bs-accordion-border-radius:var(--radius-card);
  --bs-accordion-inner-border-radius:var(--radius-card);
  --bs-accordion-btn-color:var(--text);
  --bs-accordion-btn-bg:var(--surface);
  --bs-accordion-active-color:var(--brand);
  --bs-accordion-active-bg:var(--surface-2);
  --bs-accordion-btn-focus-border-color:var(--line);
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-btn-padding-y:18px;
  --bs-accordion-btn-padding-x:22px;
  --bs-accordion-body-padding-y:18px;
  --bs-accordion-body-padding-x:22px;
  display:flex;flex-direction:column;gap:12px;
}
.faq-accordion .accordion-item{
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  background:var(--surface);
  box-shadow:var(--shadow-card);
  transition:border-color .18s ease;
}
.faq-accordion .accordion-item:hover{border-color:rgba(255,90,31,.4);}
.faq-accordion .accordion-button{
  font-size:16px;font-weight:700;
  box-shadow:none;background:var(--surface);
  transition:color .18s ease,background .18s ease;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--brand);
  background:var(--surface-2);
  box-shadow:inset 3px 0 0 var(--brand);
}
.faq-accordion .accordion-button::after{
  content:"+";
  background-image:none;
  width:24px;height:24px;line-height:22px;text-align:center;
  font-family:var(--mono);font-size:18px;font-weight:700;
  color:var(--brand);border:1px solid var(--line);border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  transition:transform .2s ease,background .2s ease;
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  content:"−";
  transform:rotate(0deg);
  background:rgba(255,90,31,.14);
  border-color:rgba(255,90,31,.4);
}
.faq-accordion .accordion-body{
  color:var(--text-muted);font-size:15px;line-height:1.85;
  padding-top:6px;
}
.faq-accordion .accordion-body strong{color:var(--text);font-weight:700;}

/* ============ CTA ============ */
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:56px 48px;
  text-align:center;
  box-shadow:var(--shadow-card);
}
.cta-panel::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 50% 0%,rgba(255,90,31,.22),transparent 62%);
  pointer-events:none;
}
.cta-panel > *{position:relative;z-index:1;}
.cta-panel h2{font-size:28px;margin-bottom:14px;}
.cta-panel p{color:var(--text-muted);font-size:16px;max-width:640px;margin:0 auto 28px;}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.cta-note{margin-top:18px;font-size:12px;color:var(--text-muted);letter-spacing:.4px;}

/* ============ Footer ============ */
.site-footer{
  background:var(--surface);
  border-top:1px solid var(--line);
  padding:64px 0 28px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:40px;
}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14px;color:var(--text-muted);line-height:1.85;margin:0;max-width:340px;}
.footer-col h4{
  font-size:14px;font-weight:700;letter-spacing:1px;
  color:var(--text);margin-bottom:18px;
}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{font-size:14px;color:var(--text-muted);}
.footer-col a:hover{color:var(--brand);}
.footer-contact li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--text-muted);line-height:1.7;
}
.footer-contact i{color:var(--brand);font-size:13px;margin-top:6px;flex:0 0 auto;}
.footer-bottom{
  margin-top:48px;padding-top:24px;
  border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:10px;
}
.footer-bottom p{font-size:13px;color:var(--text-muted);margin:0;}
.footer-bottom .disclaimer{font-size:12px;line-height:1.8;max-width:960px;}

/* ============ Sticky CTA ============ */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:1030;
  background:rgba(25,28,31,.96);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-top:1px solid rgba(255,90,31,.3);
  padding:10px 0;
  padding-bottom:calc(10px + env(safe-area-inset-bottom));
}
.sticky-inner{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:44px;
}
.sticky-inner p{
  margin:0;font-size:14px;color:var(--text-muted);letter-spacing:.3px;
  display:flex;align-items:center;gap:10px;
}
.sticky-inner p i{color:var(--ok);}
.sticky-inner .btn-main{height:44px;padding:0 22px;font-size:14px;}

/* ============ Responsive ============ */
@media (max-width:1200px){
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:36px;}
  .footer-col:last-child{grid-column:1 / -1;}
}

@media (max-width:992px){
  section{padding:64px 0;}
  .split{grid-template-columns:1fr;gap:36px;}
  .split-visual{order:-1;}
  .float-card{left:12px;bottom:12px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .page-hero h1{font-size:34px;}
  .stats-bar{padding:26px 4px;}
  .stat{padding:0 20px;}
  .stat b{font-size:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-col:last-child{grid-column:auto;}
  .footer-brand{grid-column:1 / -1;}
}

@media (max-width:768px){
  section{padding:48px 0;}
  .container{padding-left:16px;padding-right:16px;}
  .header-top{
    grid-template-columns:1fr auto;
    grid-template-areas:"brand toggle" "search search";
    row-gap:12px;
    gap:12px;
    padding:12px 0;
  }
  .brand{grid-area:brand;}
  .menu-toggle{grid-area:toggle;display:inline-flex;}
  .search-box{grid-area:search;max-width:none;height:44px;}
  .search-box button{height:32px;padding:0 14px;font-size:13px;}
  .nav-wrap{display:none;}
  .nav-wrap.open{display:block;}
  .nav-quick{flex-wrap:wrap;gap:12px 20px;padding:14px 0;}
  .nav-quick a{font-size:14px;}

  .page-hero{min-height:160px;padding:32px 0;}
  .page-hero-inner{flex-direction:column;align-items:flex-start;gap:16px;}
  .page-hero h1{font-size:30px;}
  .page-hero .lead{font-size:15px;}
  .breadcrumb-ol{font-size:12px;white-space:normal;}

  .section-head h2{font-size:22px;}
  .split-copy h2{font-size:22px;}
  .card-grid{grid-template-columns:1fr;}
  .stats-bar{grid-template-columns:1fr;padding:8px 20px;}
  .stat{border-left:0;border-top:1px solid var(--line);padding:20px 0;display:flex;flex-direction:column;}
  .stat:first-child{border-top:0;}
  .stat b{font-size:26px;}

  .cta-panel{padding:40px 22px;}
  .cta-panel h2{font-size:22px;}
  .cta-actions .btn-main,.cta-actions .btn-ghost{width:100%;}

  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .sticky-inner{flex-direction:row;gap:12px;}
  .sticky-inner p{font-size:12px;line-height:1.5;}
  .sticky-inner .btn-main{height:40px;padding:0 16px;font-size:13px;flex-shrink:0;}
  body{padding-bottom:80px;}
  .timeline::before{left:10px;}
  .tl-item{padding-left:40px;}
  .tl-item::before{width:22px;height:22px;}
}

@media (max-width:520px){
  .brand-text{font-size:15px;}
  .brand-text small{font-size:9px;letter-spacing:2px;}
  .page-hero h1{font-size:26px;}
  .float-card{position:static;margin-top:14px;width:max-content;}
  .section-head{margin-bottom:32px;}
  .cta-note{font-size:11px;}
}

/* roulang page: category7 */
:root{
  --ink:#0F1113;
  --surface:#191C1F;
  --surface-2:#23272B;
  --line:#2E3338;
  --text:#F2F4F6;
  --text-muted:#9AA3AB;
  --brand:#FF5A1F;
  --brand-deep:#D63F06;
  --accent:#6C5CE7;
  --ok:#22C58B;
  --danger:#F04A4A;
  --radius-btn:10px;
  --radius-card:14px;
  --radius-img:12px;
  --shadow-card:0 4px 16px rgba(0,0,0,.35);
  --shadow-card-hover:0 12px 28px rgba(0,0,0,.5);
  --shadow-cta:0 6px 18px rgba(255,90,31,.28);
  --space-section:88px;
  --font-sans:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;

  --bs-body-bg:var(--ink);
  --bs-body-color:var(--text);
  --bs-primary:var(--brand);
  --bs-border-color:var(--line);
  --bs-border-radius:var(--radius-card);
  --bs-link-color:var(--text);
  --bs-link-hover-color:var(--brand);
  --bs-font-sans-serif:var(--font-sans);
  --bs-body-font-family:var(--font-sans);
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  padding-bottom:80px;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;height:auto;}
a{color:var(--text);text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease;}
a:hover{color:var(--brand);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:3px solid rgba(255,90,31,.55);outline-offset:2px;}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}

.section{padding:var(--space-section) 0;}
.section-alt{background:linear-gradient(180deg,#131619 0%,#0F1113 100%);}

.section-head{margin-bottom:40px;max-width:760px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:2px;font-weight:700;
  color:var(--brand);text-transform:uppercase;
  font-family:var(--font-mono);
  margin-bottom:14px;
}
.section-head .eyebrow::before{
  content:"";width:22px;height:2px;background:var(--brand);display:inline-block;border-radius:2px;
}
.section-head h2{
  font-size:28px;font-weight:700;line-height:1.3;letter-spacing:.5px;
}
.section-head p{
  margin-top:12px;color:var(--text-muted);font-size:15px;line-height:1.85;
}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:1020;
  background:rgba(15,17,19,.92);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;gap:20px;
  min-height:76px;
  padding-top:12px;padding-bottom:12px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:14px;
  box-shadow:var(--shadow-cta);
}
.brand-text{
  font-size:17px;font-weight:800;letter-spacing:.4px;line-height:1.2;
  color:var(--text);
  display:flex;flex-direction:column;
}
.brand-text small{
  font-family:var(--font-mono);
  font-size:10px;font-weight:400;letter-spacing:2.4px;
  color:var(--text-muted);
  margin-top:3px;
}
.brand:hover .brand-text{color:var(--text);}

.search-box{
  flex:1 1 auto;max-width:520px;min-width:220px;
  height:48px;
  display:flex;align-items:center;gap:10px;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:12px;
  padding:0 6px 0 15px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box:focus-within{
  border-color:rgba(255,90,31,.6);
  box-shadow:0 0 0 3px rgba(255,90,31,.16);
}
.search-box i{color:var(--text-muted);font-size:15px;}
.search-box input{
  flex:1 1 auto;min-width:0;
  background:transparent;border:0;outline:none;
  font-size:15px;color:var(--text);
}
.search-box input::placeholder{color:#6F787F;}
.search-btn{
  flex-shrink:0;height:36px;padding:0 16px;
  border:0;border-radius:8px;
  background:var(--brand);color:#fff;
  font-size:14px;font-weight:700;
  cursor:pointer;transition:background .18s ease;
}
.search-btn:hover{background:var(--brand-deep);}

.nav-quick{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-quick a{
  display:inline-block;
  padding:8px 11px;border-radius:8px;
  font-size:15px;color:var(--text-muted);font-weight:500;
  white-space:nowrap;
  transition:color .18s ease,background .18s ease;
}
.nav-quick a:hover{color:var(--text);background:rgba(255,255,255,.06);}
.nav-quick a.active{color:var(--brand);background:rgba(255,90,31,.1);}

.header-cta{
  flex-shrink:0;
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;
  background:var(--brand);color:#fff;
  border-radius:var(--radius-btn);
  font-size:14px;font-weight:700;
  box-shadow:var(--shadow-cta);
  transition:background .18s ease,transform .18s ease;
}
.header-cta:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);}

.nav-toggle{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--line);
  border-radius:10px;background:var(--surface-2);
  color:var(--text);font-size:16px;cursor:pointer;
  align-items:center;justify-content:center;
}
.mobile-nav{display:none;}

/* ============ PAGE BANNER ============ */
.page-banner{
  position:relative;
  min-height:220px;
  display:flex;align-items:center;
  padding:36px 0;
  background-image:linear-gradient(105deg,rgba(15,17,19,.9) 12%,rgba(15,17,19,.6) 62%,rgba(15,17,19,.82) 100%),url('/assets/images/backpic/back-2.jpg');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-banner::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:60%;
  background:linear-gradient(180deg,rgba(15,17,19,0) 0%,rgba(15,17,19,.92) 100%);
  pointer-events:none;
}
.banner-inner{
  position:relative;z-index:2;
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:28px;flex-wrap:wrap;
}
.banner-inner h1{
  font-size:40px;font-weight:800;line-height:1.3;letter-spacing:1px;
}
.banner-inner h1 span{color:var(--brand);}
.banner-inner .banner-sub{
  margin-top:12px;font-size:15px;color:#C7CDD3;max-width:600px;
}
.breadcrumb-custom{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-muted);
}
.breadcrumb-custom li{display:flex;align-items:center;gap:8px;}
.breadcrumb-custom li:not(:last-child)::after{
  content:"/";color:#565E65;font-size:12px;
}
.breadcrumb-custom a{color:var(--text-muted);}
.breadcrumb-custom a:hover{color:var(--brand);}
.breadcrumb-custom li[aria-current="page"]{color:var(--brand);font-weight:600;}

/* ============ CONTACT LAYOUT ============ */
.contact-grid{
  display:grid;
  grid-template-columns:minmax(0,420px) minmax(0,1fr);
  gap:28px;
  align-items:start;
}
.panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px;
  box-shadow:var(--shadow-card);
}
.panel-title{
  display:flex;align-items:center;gap:10px;
  font-size:20px;font-weight:700;line-height:1.35;
  margin-bottom:6px;
}
.panel-title i{color:var(--brand);font-size:17px;}
.panel-desc{font-size:14px;color:var(--text-muted);margin-bottom:20px;}

.contact-thumb{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--radius-img);
  border:1px solid var(--line);
  margin-bottom:20px;
}

.info-row{
  display:flex;gap:14px;align-items:flex-start;
  padding:15px 0;
  border-bottom:1px dashed var(--line);
}
.info-row:last-of-type{border-bottom:0;padding-bottom:4px;}
.info-icon{
  flex-shrink:0;width:40px;height:40px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(108,92,231,.14);
  color:#A99CFF;font-size:15px;
}
.info-body{min-width:0;}
.info-label{
  font-size:12px;letter-spacing:1px;color:var(--text-muted);
  font-family:var(--font-mono);text-transform:uppercase;
  margin-bottom:2px;
}
.info-value{font-size:15px;font-weight:500;line-height:1.6;word-break:break-word;}
.info-value.mono{font-family:var(--font-mono);font-size:14px;}
.info-note{font-size:13px;color:var(--text-muted);margin-top:2px;}

.side-tip{
  margin-top:20px;
  display:flex;gap:10px;align-items:flex-start;
  background:rgba(34,197,139,.08);
  border:1px solid rgba(34,197,139,.25);
  border-radius:10px;
  padding:12px 14px;
  font-size:13px;color:#9FE7C8;line-height:1.7;
}
.side-tip i{margin-top:4px;}

/* ============ FORM ============ */
.field{margin-bottom:18px;}
.field label{
  display:block;
  font-size:13px;font-weight:600;
  color:#C7CDD3;letter-spacing:.4px;
  margin-bottom:8px;
}
.field label .req{color:var(--brand);margin-left:3px;}
.field-row{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;
}
.form-control-custom{
  width:100%;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:10px;
  min-height:44px;
  padding:11px 14px;
  color:var(--text);
  font-size:15px;
  line-height:1.6;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.form-control-custom::placeholder{color:#6F787F;}
.form-control-custom:hover{border-color:#3A4046;}
.form-control-custom:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(255,90,31,.22);
}
textarea.form-control-custom{min-height:132px;resize:vertical;}
.form-control-custom.is-invalid{
  border-color:var(--danger);
  box-shadow:0 0 0 3px rgba(240,74,74,.18);
}
.err-msg{
  display:none;
  margin-top:6px;
  font-size:12px;color:#FF8A8A;line-height:1.6;
}
.err-msg.show{display:block;}

.form-foot{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
  margin-top:6px;
}
.form-hint{font-size:12px;color:var(--text-muted);max-width:340px;line-height:1.7;}

.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 26px;
  background:var(--brand);color:#fff;
  border:0;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;letter-spacing:.5px;
  cursor:pointer;
  box-shadow:var(--shadow-cta);
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-main:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);}
.btn-main:active{transform:translateY(0);box-shadow:none;}

.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 24px;
  background:transparent;color:var(--text);
  border:1px solid var(--line);border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:rgba(255,90,31,.06);}

.form-success{
  display:none;
  margin-top:18px;
  padding:14px 16px;
  border-radius:10px;
  background:rgba(34,197,139,.1);
  border:1px solid rgba(34,197,139,.3);
  color:#9FE7C8;
  font-size:14px;line-height:1.7;
}
.form-success.show{display:block;}

/* ============ FEATURE CARDS ============ */
.card-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.card-f{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:24px 22px;
  box-shadow:var(--shadow-card);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.card-f:hover{
  transform:translateY(-2px);
  border-color:rgba(255,90,31,.45);
  box-shadow:var(--shadow-card-hover);
}
.card-f .ico{
  width:44px;height:44px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(108,92,231,.14);color:#A99CFF;
  font-size:17px;margin-bottom:16px;
}
.card-f h3{font-size:18px;font-weight:700;line-height:1.4;margin-bottom:8px;}
.card-f p{font-size:14px;color:var(--text-muted);line-height:1.8;}
.card-f .badge-tag{
  display:inline-block;margin-top:14px;
  padding:4px 10px;border-radius:999px;
  font-size:12px;
  background:rgba(34,197,139,.14);color:#6FE3B4;
  font-weight:600;
}
.card-f .badge-tag.accent{background:rgba(108,92,231,.14);color:#B4A9FF;}

/* ============ STEPS ============ */
.steps{position:relative;max-width:820px;}
.step{
  position:relative;
  padding:0 0 34px 52px;
}
.step:last-child{padding-bottom:0;}
.step::before{
  content:"";position:absolute;left:0;top:4px;
  width:32px;height:32px;border-radius:50%;
  background:var(--surface-2);
  border:1px solid var(--line);
  box-shadow:0 0 0 5px rgba(255,90,31,.07);
}
.step::after{
  content:"";position:absolute;left:15px;top:40px;bottom:0;
  width:2px;background:linear-gradient(180deg,rgba(255,90,31,.5) 0%,rgba(46,51,56,.6) 100%);
}
.step:last-child::after{display:none;}
.step .num{
  position:absolute;left:0;top:4px;
  width:32px;height:32px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:13px;font-weight:700;
  color:var(--brand);
}
.step h3{font-size:19px;font-weight:700;line-height:1.4;margin-bottom:6px;}
.step p{font-size:15px;color:var(--text-muted);line-height:1.85;}
.step .step-cta{margin-top:16px;}

/* ============ STATS ============ */
.stats-bar{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:30px 10px;
  box-shadow:var(--shadow-card);
}
.stat{
  padding:6px 26px;
  border-right:1px solid var(--line);
}
.stat:last-child{border-right:0;}
.stat .num{
  font-family:var(--font-mono);
  font-size:34px;font-weight:700;color:var(--brand);
  line-height:1.15;letter-spacing:-.5px;
}
.stat .num small{font-size:15px;color:var(--text-muted);margin-left:4px;font-weight:500;}
.stat .label{
  display:block;margin-top:6px;
  font-size:14px;font-weight:600;color:var(--text);
}
.stat .desc{font-size:13px;color:var(--text-muted);line-height:1.7;margin-top:4px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;}
.accordion{--bs-accordion-bg:transparent;--bs-accordion-color:var(--text);--bs-accordion-border-color:transparent;--bs-accordion-border-radius:var(--radius-card);--bs-accordion-inner-border-radius:var(--radius-card);--bs-accordion-btn-focus-box-shadow:none;--bs-accordion-btn-color:var(--text);--bs-accordion-active-color:#fff;--bs-accordion-active-bg:transparent;}
.accordion-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card)!important;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .18s ease;
}
.accordion-item:hover{border-color:rgba(255,90,31,.35);}
.accordion-button{
  background:transparent;
  color:var(--text);
  font-size:16px;font-weight:600;line-height:1.6;
  padding:18px 20px;
  border-radius:var(--radius-card)!important;
  box-shadow:none!important;
}
.accordion-button:not(.collapsed){
  background:rgba(255,90,31,.07);
  color:#fff;
  box-shadow:inset 3px 0 0 var(--brand)!important;
}
.accordion-button::after{
  content:"+";
  flex-shrink:0;
  width:26px;height:26px;
  margin-left:14px;
  background-image:none!important;
  border:1px solid var(--line);
  border-radius:50%;
  color:var(--text-muted);
  font-size:16px;line-height:23px;text-align:center;
  transform:none!important;
  transition:color .18s ease,border-color .18s ease;
}
.accordion-button:not(.collapsed)::after{
  content:"−";
  color:var(--brand);
  border-color:rgba(255,90,31,.55);
}
.accordion-body{
  padding:2px 20px 20px;
  color:var(--text-muted);
  font-size:15px;line-height:1.85;
}

/* ============ CTA BAND ============ */
.cta-band{
  position:relative;
  border-radius:18px;
  overflow:hidden;
  border:1px solid var(--line);
  padding:52px 40px;
  background-image:linear-gradient(120deg,rgba(15,17,19,.94) 20%,rgba(15,17,19,.62) 100%),url('/assets/images/backpic/back-3.jpg');
  background-size:cover;background-position:center;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:28px;font-weight:700;line-height:1.35;max-width:600px;}
.cta-band p{margin-top:10px;font-size:15px;color:var(--text-muted);max-width:560px;line-height:1.8;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ FOOTER ============ */
.site-footer{
  margin-top:var(--space-section);
  border-top:1px solid var(--line);
  background:#0C0E10;
  padding-top:56px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.4fr;
  gap:36px;
  padding-bottom:44px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--text-muted);line-height:1.85;max-width:340px;}
.footer-col h4{
  font-size:14px;font-weight:700;letter-spacing:1px;
  color:var(--text);margin-bottom:16px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:14px;color:var(--text-muted);}
.footer-col ul li a:hover{color:var(--brand);}
.footer-contact li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--text-muted);line-height:1.7;
}
.footer-contact li i{color:var(--brand);font-size:13px;margin-top:6px;flex-shrink:0;}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:22px 0 26px;
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13px;color:#767F86;
}
.footer-bottom .disclaimer{max-width:640px;line-height:1.8;}

/* ============ FIXED BAR ============ */
.bottom-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:1030;
  background:rgba(25,28,31,.96);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-top:1px solid rgba(255,90,31,.3);
  padding-bottom:env(safe-area-inset-bottom);
}
.bottom-bar-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:18px;min-height:64px;
}
.bottom-bar-inner p{font-size:14px;color:var(--text-muted);margin:0;line-height:1.5;}
.bottom-bar-inner p strong{color:var(--text);font-weight:600;}
.bottom-bar .btn-main{height:42px;padding:0 20px;font-size:14px;}

/* ============ RESPONSIVE ============ */
@media (max-width:1200px){
  .nav-quick a{padding:8px 8px;font-size:14px;}
  .search-box{max-width:420px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px;}
  .footer-brand{grid-column:1/-1;}
}

@media (max-width:992px){
  :root{--space-section:64px;}
  .nav-quick,.header-cta{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{min-height:70px;}
  .search-box{max-width:none;}
  .mobile-nav{
    display:none;
    border-top:1px solid var(--line);
    padding:8px 0 16px;
  }
  .mobile-nav.open{display:block;}
  .mobile-nav a{
    display:flex;align-items:center;justify-content:space-between;
    padding:13px 4px;
    font-size:15px;color:var(--text-muted);
    border-bottom:1px solid rgba(46,51,56,.6);
  }
  .mobile-nav a::after{content:"›";color:#565E65;font-size:18px;}
  .mobile-nav a:last-child{border-bottom:0;}
  .mobile-nav a.active{color:var(--brand);}
  .contact-grid{grid-template-columns:1fr;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .banner-inner h1{font-size:34px;}
  .stats-bar{padding:24px 6px;}
  .stat{padding:6px 18px;}
  .stat .num{font-size:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band{padding:40px 28px;}
  .cta-band h2{font-size:24px;}
}

@media (max-width:768px){
  :root{--space-section:48px;}
  body{font-size:15px;line-height:1.8;padding-bottom:76px;}
  .container{padding-left:16px;padding-right:16px;}
  .header-inner{flex-wrap:wrap;gap:12px;padding-top:10px;padding-bottom:10px;}
  .brand-text{font-size:15px;}
  .brand-mark{width:34px;height:34px;}
  .search-box{order:3;width:100%;max-width:none;height:44px;flex:0 0 100%;}
  .search-btn{height:34px;padding:0 14px;font-size:13px;}
  .page-banner{min-height:160px;padding:26px 0;}
  .banner-inner h1{font-size:28px;}
  .banner-inner .banner-sub{font-size:14px;margin-top:8px;}
  .banner-inner{align-items:flex-start;gap:16px;}
  .section-head{margin-bottom:26px;}
  .section-head h2{font-size:22px;}
  .panel{padding:20px;}
  .card-grid{grid-template-columns:1fr;}
  .field-row{grid-template-columns:1fr;gap:0;}
  .steps{padding-left:2px;}
  .step{padding-left:46px;padding-bottom:28px;}
  .stats-bar{grid-template-columns:1fr;padding:10px 20px;}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding:18px 0;}
  .stat:last-child{border-bottom:0;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:34px;}
  .footer-bottom{flex-direction:column;gap:10px;font-size:12px;}
  .cta-band{padding:30px 20px;border-radius:14px;}
  .cta-band h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-main,.cta-actions .btn-ghost{flex:1 1 auto;}
  .bottom-bar-inner{min-height:56px;gap:12px;}
  .bottom-bar-inner p{font-size:13px;line-height:1.4;}
  .bottom-bar-inner p span{display:none;}
  .bottom-bar .btn-main{height:38px;padding:0 14px;font-size:13px;flex-shrink:0;}
}

@media (max-width:520px){
  .banner-inner h1{font-size:26px;}
  .panel-title{font-size:18px;}
  .card-f{padding:20px 18px;}
  .form-foot{flex-direction:column;align-items:stretch;}
  .form-foot .btn-main{width:100%;}
  .form-hint{max-width:none;}
  .step h3{font-size:17px;}
  .stat .num{font-size:26px;}
  .breadcrumb-custom{font-size:12px;}
}