/* roulang page: index */
:root{
  --brand-700:#1F5AA8;
  --brand-800:#163F73;
  --brand-600:#2F6DBE;
  --brand-050:#F1F6FD;
  --brand-100:#E3EDF9;
  --accent-600:#E4694B;
  --accent-050:#FDEEE9;
  --ink:#12243A;
  --text:#2E4056;
  --muted:#5C6F85;
  --bg:#F7F9FC;
  --card:#FFFFFF;
  --line:#E2E9F3;
  --line-soft:#D7E1EF;
  --dark:#102A47;
  --radius-btn:10px;
  --radius-card:16px;
  --radius-img:14px;
  --radius-hero:20px;
  --radius-cta:24px;
  --sh-card:0 6px 24px rgba(18,36,58,.07);
  --sh-hover:0 12px 32px rgba(18,36,58,.12);
  --sh-price:0 16px 40px rgba(31,90,168,.16);
  --font:'Noto Sans TC','PingFang TC','Microsoft JhengHei','Heiti TC',sans-serif;
  --font-num:'Inter','Helvetica Neue',Arial,sans-serif;
  --nav-h:76px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-600);}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent-600);outline-offset:3px;border-radius:4px;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-alt{background:var(--brand-050);}
.section-white{background:var(--card);}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head h2{
  font-size:34px;line-height:1.3;font-weight:800;color:var(--ink);letter-spacing:-.01em;
}
.section-sub{font-size:16px;color:var(--muted);margin-top:14px;max-width:62ch;}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-700);background:var(--brand-050);border:1px solid var(--brand-100);
  padding:4px 10px;border-radius:6px;margin-bottom:16px;
}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  font-size:12px;font-weight:700;letter-spacing:.04em;background:var(--brand-050);color:var(--brand-700);
}
.badge-accent{background:var(--accent-050);color:var(--accent-600);}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 9px;border-radius:6px;
  font-size:12px;font-weight:700;background:var(--brand-050);color:var(--brand-700);
  border:1px solid var(--brand-100);
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 20px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:700;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.btn-primary{background:var(--brand-700);color:#fff;box-shadow:0 4px 14px rgba(31,90,168,.18);}
.btn-primary:hover{background:var(--brand-600);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(31,90,168,.24);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(31,90,168,.18);}
.btn-ghost{background:transparent;color:var(--brand-700);border-color:var(--brand-700);}
.btn-ghost:hover{background:var(--brand-050);color:var(--brand-800);border-color:var(--brand-800);}
.btn-light{background:#fff;color:var(--brand-700);}
.btn-light:hover{background:var(--brand-050);color:var(--brand-800);transform:translateY(-1px);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:var(--brand-700);
}
.text-link span{transition:transform .2s ease;display:inline-block;}
.text-link:hover span{transform:translateX(4px);}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  max-width:1180px;margin:0 auto;padding:0 24px;height:var(--nav-h);
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;
}
.nav-side{display:flex;align-items:center;gap:26px;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;gap:22px;}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:#34455C;padding:6px 0;line-height:1.2;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--brand-700);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;border-radius:2px;
}
.nav-link:hover{color:var(--brand-700);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-700);}
.nav-link.is-active::after{transform:scaleX(1);}
.brand{display:flex;align-items:center;gap:10px;justify-self:center;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:40px;height:40px;border-radius:10px;background:var(--brand-700);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:19px;font-weight:900;letter-spacing:.02em;
  flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text strong{font-size:17px;font-weight:900;letter-spacing:.01em;color:var(--ink);}
.brand-text small{font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.06em;margin-top:2px;}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease;}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg);}
body.nav-open .nav-toggle span:nth-child(2){opacity:0;}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-panel{display:none;}
@media (max-width:900px){
  .nav-wrap{grid-template-columns:44px 1fr 44px;height:64px;padding:0 16px;gap:10px;}
  .nav-toggle{display:flex;grid-column:1;}
  .brand{grid-column:2;}
  .nav-side{display:none;}
  .brand-mark{width:34px;height:34px;font-size:16px;}
  .brand-text strong{font-size:15px;}
  .brand-text small{display:none;}
  .mobile-panel{
    display:block;position:fixed;top:64px;left:0;right:0;bottom:0;background:#fff;
    padding:8px 20px 32px;overflow-y:auto;
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
  }
  body.nav-open .mobile-panel{opacity:1;visibility:visible;transform:translateY(0);}
  .mobile-panel a{
    display:flex;align-items:center;height:48px;font-size:16px;font-weight:600;color:#34455C;
    border-bottom:1px solid var(--line);
  }
  .mobile-panel a:hover{color:var(--brand-700);}
  .mobile-panel .m-cta{
    display:flex;justify-content:center;margin-top:20px;height:48px;border-radius:var(--radius-btn);
    background:var(--brand-700);color:#fff;font-weight:700;border-bottom:none;
  }
  .mobile-panel .m-cta:hover{background:var(--brand-600);color:#fff;}
}

/* ---------- Hero ---------- */
.hero{background:#F4F8FD;border-bottom:1px solid var(--line);padding:72px 0 80px;}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero h1{
  font-size:46px;line-height:1.22;font-weight:900;letter-spacing:-.02em;color:var(--ink);margin:18px 0 0;
}
.hero-sub{font-size:17px;line-height:1.85;color:var(--muted);margin-top:20px;max-width:56ch;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-trust{
  display:flex;flex-wrap:wrap;gap:0;margin-top:36px;border-top:1px solid var(--line);padding-top:22px;
}
.hero-trust li{
  padding:0 22px;border-left:1px solid var(--line);line-height:1.4;
}
.hero-trust li:first-child{padding-left:0;border-left:none;}
.hero-trust b{
  display:block;font-family:var(--font-num);font-size:20px;font-weight:800;color:var(--brand-700);
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.hero-trust span{font-size:12px;color:var(--muted);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-hero);
  background:var(--brand-050);border:1px solid var(--line);box-shadow:var(--sh-card);
}
.hero-chip{
  position:absolute;right:16px;bottom:16px;background:#fff;color:var(--brand-800);
  font-size:13px;font-weight:700;padding:9px 14px;border-radius:10px;
  box-shadow:0 8px 20px rgba(18,36,58,.14);border:1px solid var(--line);
}
@media (max-width:1024px){
  .hero{padding:56px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero h1{font-size:38px;}
  .hero-visual img{aspect-ratio:16/10;}
}
@media (max-width:640px){
  .hero h1{font-size:32px;}
  .hero-sub{font-size:16px;}
  .hero-trust{margin-top:28px;padding-top:18px;}
  .hero-trust li{padding:0 16px 0 16px;margin-bottom:10px;}
  .hero-trust b{font-size:18px;}
}

/* ---------- Value section ---------- */
.value-grid{display:grid;grid-template-columns:5fr 7fr;gap:72px;align-items:start;}
.value-grid h2{font-size:34px;line-height:1.32;font-weight:800;color:var(--ink);}
.value-lead{font-size:16px;color:var(--muted);margin-top:18px;max-width:40ch;}
.numlist{border-top:1px solid var(--line);}
.numlist li{
  display:grid;grid-template-columns:64px 1fr;gap:16px;padding:26px 0;border-bottom:1px solid var(--line);
}
.numlist .num{
  font-family:var(--font-num);font-size:22px;font-weight:800;color:var(--brand-700);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.4;
}
.numlist h3{font-size:19px;font-weight:700;color:var(--ink);margin-bottom:6px;}
.numlist p{font-size:15px;color:var(--muted);line-height:1.8;}
@media (max-width:1024px){
  .value-grid{grid-template-columns:1fr;gap:40px;}
  .value-grid h2{font-size:28px;}
}

/* ---------- Feature cards ---------- */
.card-grid{display:grid;gap:24px;}
.card-grid-2{grid-template-columns:repeat(2,1fr);}
.card-grid-3{grid-template-columns:repeat(3,1fr);}
.feature-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--sh-card);transition:transform .2s ease,box-shadow .2s ease;
  display:flex;flex-direction:column;
}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.feature-icon{
  width:48px;height:48px;border-radius:12px;background:var(--brand-050);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:900;
  border:1px solid var(--brand-100);margin-bottom:20px;
}
.feature-card h3{font-size:20px;font-weight:700;color:var(--ink);}
.feature-card p{font-size:15px;color:var(--muted);margin-top:10px;line-height:1.8;}
.feature-card .text-link{margin-top:auto;}
@media (max-width:900px){.card-grid-2,.card-grid-3{grid-template-columns:1fr;}}

/* ---------- Timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:8px;}
.timeline::before{
  content:"";position:absolute;top:22px;left:6%;right:6%;height:2px;background:var(--brand-100);z-index:0;
}
.tl-item{position:relative;padding:0 20px;z-index:1;}
.tl-dot{
  width:44px;height:44px;border-radius:50%;background:#fff;color:var(--brand-700);
  border:2px solid var(--brand-700);display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-size:15px;font-weight:800;margin-bottom:20px;
  font-variant-numeric:tabular-nums;
}
.tl-item h3{font-size:19px;font-weight:700;color:var(--ink);margin-bottom:8px;}
.tl-item p{font-size:15px;color:var(--muted);line-height:1.8;}
@media (max-width:900px){
  .timeline{grid-template-columns:1fr;gap:0;}
  .timeline::before{top:0;bottom:0;left:21px;right:auto;width:2px;height:auto;}
  .tl-item{padding:0 0 32px 62px;}
  .tl-item:last-child{padding-bottom:0;}
  .tl-dot{position:absolute;left:0;top:0;margin-bottom:0;background:#fff;}
}

/* ---------- Case / quote ---------- */
.case-card{
  display:grid;grid-template-columns:1fr 1fr;gap:0;background:var(--brand-050);
  border:1px solid var(--line);border-radius:var(--radius-cta);overflow:hidden;
}
.case-media{height:100%;min-height:320px;background:var(--brand-100);}
.case-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;}
.case-body{padding:44px 40px;}
.case-body h2{font-size:28px;line-height:1.35;font-weight:800;color:var(--ink);margin-top:14px;}
.case-quote{
  margin-top:18px;padding-left:18px;border-left:4px solid var(--brand-700);
  font-size:16px;color:var(--text);line-height:1.9;
}
.case-stats{display:flex;gap:28px;margin-top:26px;flex-wrap:wrap;}
.case-stats b{
  display:block;font-family:var(--font-num);font-size:32px;font-weight:800;color:var(--brand-700);
  line-height:1.1;font-variant-numeric:tabular-nums;
}
.case-stats span{font-size:13px;color:var(--muted);}
.case-body .btn{margin-top:28px;}
.case-anchors{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px;}
.case-anchors a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;
  font-size:15px;font-weight:700;color:var(--ink);transition:all .2s ease;
}
.case-anchors a:hover{border-color:var(--brand-100);box-shadow:var(--sh-card);transform:translateY(-2px);color:var(--brand-700);}
@media (max-width:900px){
  .case-card{grid-template-columns:1fr;}
  .case-media{min-height:220px;}
  .case-body{padding:28px 24px;}
  .case-body h2{font-size:23px;}
  .case-anchors{grid-template-columns:1fr;}
}

/* ---------- Latest CMS ---------- */
.latest-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.latest-head h2{font-size:34px;font-weight:800;color:var(--ink);line-height:1.3;}
.latest-head p{font-size:16px;color:var(--muted);margin-top:12px;max-width:56ch;}
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.post-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease;
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.post-cover{background:var(--brand-050);}
.post-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.post-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.post-body h3{font-size:18px;font-weight:700;color:var(--ink);line-height:1.55;margin-top:12px;}
.post-body h3 a{color:inherit;}
.post-body h3 a:hover{color:var(--brand-700);}
.post-excerpt{
  font-size:15px;color:var(--muted);line-height:1.8;margin-top:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
  display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:18px;
  font-size:13px;color:var(--muted);font-family:var(--font-num);font-variant-numeric:tabular-nums;
}
.post-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--muted);display:inline-block;}
.empty-state{
  grid-column:1/-1;border:1px dashed var(--line);border-radius:var(--radius-card);
  padding:48px 24px;text-align:center;background:#fff;
}
.empty-state p{font-size:15px;color:var(--muted);}
.empty-state a{margin-top:12px;display:inline-flex;font-size:15px;font-weight:700;}
@media (max-width:900px){.post-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:640px){.post-grid{grid-template-columns:1fr;}}

/* ---------- Pricing ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:32px 28px;box-shadow:var(--sh-card);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.price-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.price-card.is-featured{
  border:1px solid var(--brand-800);box-shadow:var(--sh-price);transform:scale(1.03);
  position:relative;z-index:2;
}
.price-card.is-featured:hover{transform:scale(1.03) translateY(-2px);}
.price-name{font-size:19px;font-weight:800;color:var(--ink);}
.price-value{
  font-family:var(--font-num);font-size:40px;font-weight:800;color:var(--brand-800);
  line-height:1.1;margin-top:16px;letter-spacing:-.02em;font-variant-numeric:tabular-nums;
}
.price-value small{font-family:var(--font);font-size:14px;font-weight:600;color:var(--muted);margin-left:6px;letter-spacing:0;}
.price-desc{font-size:15px;color:var(--muted);margin-top:12px;line-height:1.8;}
.price-list{margin-top:22px;border-top:1px solid var(--line);padding-top:20px;flex:1;}
.price-list li{
  display:flex;gap:10px;font-size:15px;color:var(--text);padding:8px 0;line-height:1.7;
}
.price-list li::before{
  content:"✓";color:var(--brand-700);font-weight:900;font-size:14px;line-height:1.9;flex:0 0 auto;
}
.price-card .btn{margin-top:24px;width:100%;}
.price-note{text-align:center;font-size:14px;color:var(--muted);margin-top:32px;}
@media (max-width:1024px){
  .price-grid{grid-template-columns:1fr;gap:20px;}
  .price-card.is-featured{transform:none;}
  .price-card.is-featured:hover{transform:translateY(-2px);}
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;}
.faq-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px;}
.faq-head h2{font-size:34px;font-weight:800;color:var(--ink);line-height:1.3;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:transparent;border:0;padding:22px 0;text-align:left;cursor:pointer;
  font-size:17px;font-weight:700;color:var(--ink);line-height:1.6;
}
.faq-q:hover{color:var(--brand-700);}
.faq-icon{position:relative;flex:0 0 auto;width:18px;height:18px;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand-700);border-radius:2px;transition:transform .2s ease;
}
.faq-icon::before{left:0;right:0;top:8px;height:2px;}
.faq-icon::after{top:0;bottom:0;left:8px;width:2px;}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.faq-a-inner{padding:0 0 22px;font-size:15px;line-height:1.9;color:var(--muted);max-width:64ch;}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--brand-800);border-radius:var(--radius-cta);padding:64px 56px;
  display:grid;grid-template-columns:1.4fr .6fr;gap:40px;align-items:center;color:#fff;
}
.cta-band h2{font-size:30px;line-height:1.35;font-weight:800;color:#fff;}
.cta-band p{font-size:16px;color:rgba(255,255,255,.82);margin-top:14px;max-width:52ch;}
.cta-actions{display:flex;flex-direction:column;gap:12px;}
.cta-actions .btn{width:100%;}
@media (max-width:900px){
  .cta-band{grid-template-columns:1fr;padding:40px 28px;gap:28px;}
  .cta-band h2{font-size:24px;}
  .cta-actions{flex-direction:row;flex-wrap:wrap;}
  .cta-actions .btn{width:auto;flex:1 1 auto;}
}

/* ---------- Footer ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.78);padding:64px 0 0;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--brand-700);}
.footer-brand strong{color:#fff;font-size:17px;font-weight:900;}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.72);}
.footer-col h3{
  font-size:13px;font-weight:700;letter-spacing:.1em;color:#fff;margin-bottom:16px;text-transform:none;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.78);}
.footer-col a:hover{color:#fff;}
.subscribe-form{display:flex;flex-direction:column;gap:10px;margin-top:6px;}
.subscribe-form label{font-size:13px;font-weight:600;color:rgba(255,255,255,.82);}
.subscribe-form input{
  width:100%;height:46px;border-radius:8px;border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.08);color:#fff;padding:0 16px;font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.45);}
.subscribe-form input:focus{
  outline:none;border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.16);background:rgba(255,255,255,.12);
}
.subscribe-form .btn{margin-top:4px;background:#fff;color:var(--brand-800);}
.subscribe-form .btn:hover{background:var(--brand-050);color:var(--brand-900,#0F2C51);}
.form-hint{font-size:12px;color:rgba(255,255,255,.55);line-height:1.7;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0 26px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom .domain{font-family:var(--font-num);letter-spacing:.02em;}
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:640px){
  .site-footer{margin-top:56px;padding-top:48px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
}

/* ---------- Responsive global ---------- */
@media (max-width:1024px){
  .section{padding:72px 0;}
  .section-head h2,.latest-head h2,.faq-head h2{font-size:28px;}
}
@media (max-width:640px){
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .section-head h2,.latest-head h2,.faq-head h2{font-size:25px;}
  .btn{height:46px;padding:0 22px;font-size:15px;}
  .feature-card,.price-card{padding:24px 20px;}
  .hero-actions .btn{flex:1 1 auto;}
}

/* roulang page: article */
:root{
  --brand-700:#1F5AA8;
  --brand-800:#163F73;
  --brand-600:#2F6DBE;
  --brand-050:#F1F6FD;
  --brand-100:#E3EDF9;
  --accent-600:#E4694B;
  --accent-050:#FDEEE9;
  --text:#12243A;
  --body:#2E4056;
  --muted:#5C6F85;
  --line:#E2E9F3;
  --bg:#F7F9FC;
  --surface:#FFFFFF;
  --footer:#102A47;
  --radius-btn:10px;
  --radius-card:16px;
  --radius-img:14px;
  --radius-lg:24px;
  --shadow-card:0 6px 24px rgba(18,36,58,.07);
  --shadow-hover:0 12px 32px rgba(18,36,58,.12);
  --space-4:4px;
  --space-8:8px;
  --space-12:12px;
  --space-16:16px;
  --space-24:24px;
  --space-32:32px;
  --space-48:48px;
  --space-64:64px;
  --space-96:96px;
  --container:1180px;
  --font-main:'Noto Sans TC','PingFang TC','Microsoft JhengHei','Heiti TC',sans-serif;
  --font-num:'Inter','Helvetica Neue',Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-main);
  font-size:16px;
  line-height:1.8;
  color:var(--body);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.nav-open{overflow:hidden;}
h1,h2,h3,h4,p,figure,ul,ol{margin-top:0;}
h1,h2,h3,h4{color:var(--text);}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease;}
a:hover{color:var(--brand-600);}
button,input,textarea,select{font:inherit;}
button{border:0;background:none;cursor:pointer;}
ul,ol{padding-left:1.4em;}
.container{
  width:min(var(--container),calc(100% - 48px));
  margin-left:auto;
  margin-right:auto;
}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;background:var(--brand-700);color:#fff;
  padding:10px 18px;border-radius:0 0 8px 8px;
}
.skip-link:focus{left:16px;color:#fff;}
:focus-visible{
  outline:2px solid var(--accent-600);
  outline-offset:3px;
}
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-shell{
  height:76px;
  width:min(1320px,calc(100% - 48px));
  margin:0 auto;
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
  position:relative;
}
.nav-side{display:flex;align-items:center;gap:26px;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  padding:8px 0;
  color:#34455C;
  font-size:15px;
  font-weight:600;
  line-height:1.4;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;left:0;right:0;bottom:1px;
  height:2px;background:var(--brand-700);
  transform:scaleX(0);transform-origin:left center;
  transition:transform .2s ease;
}
.nav-link:hover,.nav-link.is-active{color:var(--brand-700);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.site-logo{
  display:inline-flex;
  align-items:center;
  justify-self:center;
  gap:10px;
  color:var(--text);
  font-weight:900;
  letter-spacing:.01em;
}
.site-logo:hover{color:var(--brand-800);}
.logo-mark{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:12px;
  color:#fff;
  background:var(--brand-700);
  box-shadow:0 8px 18px rgba(31,90,168,.2);
  font-size:18px;
  font-weight:900;
  line-height:1;
}
.logo-text{
  display:flex;
  flex-direction:column;
  line-height:1.18;
  font-size:16px;
}
.logo-text small{
  margin-top:3px;
  color:var(--muted);
  font-size:10px;
  font-weight:600;
  letter-spacing:.12em;
}
.nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:40px;
  padding:0 20px;
  border-radius:var(--radius-btn);
  background:var(--brand-700);
  color:#fff;
  font-size:14px;
  font-weight:700;
  white-space:nowrap;
  transition:background-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.nav-cta:hover{background:var(--brand-600);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(31,90,168,.24);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;
  position:absolute;
  right:0;top:50%;
  transform:translateY(-50%);
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
  border-radius:10px;
  background:var(--brand-050);
  color:var(--brand-800);
  cursor:pointer;
}
.nav-toggle span{
  display:block;
  width:19px;height:2px;
  border-radius:2px;
  background:currentColor;
  transition:transform .2s ease,opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:var(--radius-btn);
  font-size:16px;
  font-weight:700;
  line-height:1;
  border:1px solid transparent;
  transition:background-color .2s ease,border-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--brand-700);color:#fff;box-shadow:0 8px 20px rgba(31,90,168,.14);}
.btn-primary:hover{background:var(--brand-600);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(31,90,168,.24);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(31,90,168,.18);}
.btn-secondary{background:transparent;color:var(--brand-700);border-color:var(--brand-700);}
.btn-secondary:hover{background:var(--brand-050);color:var(--brand-800);border-color:var(--brand-800);}
.btn-ghost{background:var(--surface);color:var(--brand-700);border-color:var(--line);}
.btn-ghost:hover{background:var(--brand-050);border-color:var(--brand-100);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:8px;}
.badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 9px;
  border-radius:6px;
  background:var(--brand-050);
  color:var(--brand-700);
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
  line-height:1;
}
.badge-warm{background:var(--accent-050);color:var(--accent-600);}
.article-hero{
  padding:36px 0 0;
  background:#F4F8FD;
  border-bottom:1px solid var(--line);
}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:28px;
  color:var(--muted);
  font-size:13px;
  line-height:1.6;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-700);}
.breadcrumb .sep{color:#9AAABD;}
.breadcrumb .current{color:var(--body);}
.article-head{
  max-width:980px;
  margin:0 auto 44px;
  padding:46px 50px 0;
  background:var(--surface);
  border:1px solid var(--line);
  border-bottom:0;
  border-radius:var(--radius-lg) var(--radius-lg) 0 0;
  box-shadow:var(--shadow-card);
}
.article-title{
  max-width:100%;
  margin:16px 0 18px;
  color:var(--text);
  font-size:clamp(30px,4vw,46px);
  font-weight:900;
  line-height:1.24;
  letter-spacing:-.02em;
  overflow-wrap:break-word;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 18px;
  color:var(--muted);
  font-size:14px;
  line-height:1.7;
}
.article-meta span,.article-meta time{display:inline-flex;align-items:center;}
.article-meta span::before,.article-meta time::before{
  content:"";
  width:4px;height:4px;
  margin-right:9px;
  border-radius:50%;
  background:#B8C6D8;
}
.article-meta > :first-child::before{display:none;}
.article-meta time{font-family:var(--font-num);font-variant-numeric:tabular-nums;}
.article-cover{
  margin:32px -50px 0;
  overflow:hidden;
  border-radius:0;
  background:var(--brand-050);
  aspect-ratio:16/9;
}
.article-cover img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .35s ease;
}
.article-head:hover .article-cover img{transform:scale(1.015);}
.article-main{padding:0 0 20px;}
.article-layout{
  max-width:820px;
  margin:0 auto;
  padding:36px 0 0;
}
.article-content{
  padding:46px 54px 52px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:0 0 var(--radius-card) var(--radius-card);
  box-shadow:var(--shadow-card);
  font-size:17px;
  line-height:1.95;
  color:var(--body);
  overflow-wrap:break-word;
}
.article-content h2{
  position:relative;
  margin:2.2em 0 .8em;
  padding-left:16px;
  color:var(--text);
  font-size:clamp(24px,2.6vw,30px);
  font-weight:800;
  line-height:1.38;
}
.article-content h2::before{
  content:"";
  position:absolute;left:0;top:.18em;bottom:.18em;
  width:4px;border-radius:3px;background:var(--brand-700);
}
.article-content h3{
  margin:1.8em 0 .65em;
  color:var(--text);
  font-size:22px;
  font-weight:700;
  line-height:1.45;
}
.article-content h4{
  margin:1.5em 0 .6em;
  color:var(--text);
  font-size:18px;
  font-weight:700;
}
.article-content p{margin:0 0 1em;}
.article-content strong{color:var(--text);font-weight:700;}
.article-content a{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px;}
.article-content a:hover{color:var(--brand-600);}
.article-content blockquote{
  margin:1.6em 0;
  padding:20px 22px;
  border-left:4px solid var(--brand-700);
  border-radius:0 12px 12px 0;
  background:var(--brand-050);
  color:#2A4666;
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content ul,.article-content ol{
  margin:0 0 1.2em;
  padding-left:1.4em;
  line-height:1.9;
}
.article-content li{margin-bottom:8px;}
.article-content img{
  border-radius:12px;
  margin:24px auto;
}
.article-content figure{margin:26px 0;}
.article-content figcaption{
  margin-top:10px;
  color:var(--muted);
  font-size:13px;
  line-height:1.7;
  text-align:center;
}
.article-content table{
  width:100%;
  margin:24px 0;
  border-collapse:collapse;
  border:1px solid var(--line);
  display:block;
  overflow-x:auto;
  font-size:15px;
  -webkit-overflow-scrolling:touch;
}
.article-content th,.article-content td{
  min-width:120px;
  padding:10px 14px;
  border:1px solid var(--line);
  text-align:left;
}
.article-content th{background:var(--brand-050);color:var(--text);font-weight:700;}
.article-content hr{border:0;border-top:1px solid var(--line);margin:2em 0;}
.article-content pre{
  max-width:100%;overflow-x:auto;
  padding:18px;border-radius:12px;background:#F3F6FA;border:1px solid var(--line);
  font-size:14px;line-height:1.7;
}
.article-content code{
  padding:2px 6px;border-radius:5px;background:#F3F6FA;color:#244766;font-size:.92em;
}
.article-content pre code{padding:0;background:transparent;}
.empty-state{
  padding:54px 40px;
  background:var(--surface);
  border:1px dashed #C8D5E5;
  border-radius:var(--radius-card);
  text-align:center;
  box-shadow:var(--shadow-card);
}
.empty-state h2{font-size:28px;margin-bottom:10px;}
.empty-state p{max-width:560px;margin:0 auto 24px;color:var(--muted);}
.article-foot{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:24px;
  padding:24px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;
  height:28px;padding:0 10px;
  border-radius:6px;
  background:var(--brand-050);
  color:var(--brand-700);
  font-size:13px;font-weight:600;
}
.tag:hover{background:var(--brand-100);color:var(--brand-800);}
.share-box{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px;white-space:nowrap;}
.faq-panel{
  max-width:820px;
  margin:64px auto 0;
  padding:38px 44px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
}
.faq-panel h2{
  margin-bottom:8px;
  font-size:clamp(24px,3vw,32px);
  line-height:1.34;
}
.faq-intro{color:var(--muted);margin-bottom:18px;}
.faq-list{border-top:1px solid var(--line);}
.faq-list details{border-bottom:1px solid var(--line);}
.faq-list summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 0;
  color:var(--text);
  font-size:17px;font-weight:700;
  list-style:none;
  cursor:pointer;
}
.faq-list summary::-webkit-details-marker{display:none;}
.faq-list summary::after{
  content:"+";
  flex:0 0 auto;
  width:24px;height:24px;
  display:grid;place-items:center;
  border-radius:6px;
  color:var(--brand-700);
  background:var(--brand-050);
  font-size:18px;font-weight:500;line-height:1;
  transition:background-color .2s ease,color .2s ease;
}
.faq-list details[open] summary::after{content:"−";background:var(--brand-100);}
.faq-list .faq-answer{
  padding:0 0 20px;
  color:var(--muted);
  font-size:15px;
  line-height:1.9;
}
.related-section{
  max-width:1180px;
  margin:72px auto 0;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:24px;
}
.section-head h2{
  margin:0;
  font-size:clamp(26px,3.2vw,34px);
  font-weight:800;
  line-height:1.3;
}
.section-head p{margin:8px 0 0;color:var(--muted);font-size:15px;}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--brand-700);
  font-size:15px;font-weight:700;
  white-space:nowrap;
}
.text-link .arrow{transition:transform .2s ease;}
.text-link:hover .arrow{transform:translateX(4px);}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.related-card{
  display:flex;
  flex-direction:column;
  overflow:hidden;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D6E3F2;}
.related-thumb{
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--brand-050);
}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.related-card:hover .related-thumb img{transform:scale(1.035);}
.related-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;gap:10px;}
.related-body h3{
  margin:0;
  color:var(--text);
  font-size:18px;
  font-weight:700;
  line-height:1.48;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.related-body h3 a{color:inherit;}
.related-body h3 a:hover{color:var(--brand-700);}
.related-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;color:var(--muted);font-size:13px;}
.related-meta time{font-family:var(--font-num);font-variant-numeric:tabular-nums;}
.article-cta-section{padding:72px 0 80px;}
.cta-band{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:36px;
  padding:54px 58px;
  background:var(--brand-050);
  border:1px solid var(--brand-100);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);
}
.cta-band h2{
  margin:0 0 8px;
  font-size:clamp(26px,3.4vw,36px);
  font-weight:800;
  line-height:1.3;
}
.cta-band p{margin:0;color:var(--muted);font-size:17px;line-height:1.8;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.site-footer{
  margin-top:0;
  padding-top:64px;
  background:var(--footer);
  color:rgba(255,255,255,.78);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.35fr;
  gap:40px;
  padding-bottom:54px;
}
.footer-col h3{
  margin:0 0 16px;
  color:#fff;
  font-size:16px;
  font-weight:700;
  line-height:1.4;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;color:#fff;}
.footer-brand .brand-mark{
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:10px;
  background:rgba(255,255,255,.12);
  color:#fff;
  font-size:16px;font-weight:900;
}
.footer-brand strong{font-size:16px;line-height:1.4;}
.footer-col p{margin:0;color:rgba(255,255,255,.7);font-size:14px;line-height:1.85;}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li + li{margin-top:9px;}
.footer-col a{color:rgba(255,255,255,.78);font-size:14px;}
.footer-col a:hover{color:#fff;}
.subscribe-form{display:flex;flex-direction:column;gap:8px;}
.subscribe-form label{font-size:13px;font-weight:600;color:rgba(255,255,255,.82);}
.subscribe-form input{
  width:100%;height:46px;
  padding:0 16px;
  border:1px solid rgba(255,255,255,.2);
  border-radius:8px;
  background:rgba(255,255,255,.08);
  color:#fff;
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.45);}
.subscribe-form input:focus{
  border-color:#fff;
  background:rgba(255,255,255,.12);
  box-shadow:0 0 0 3px rgba(255,255,255,.12);
}
.subscribe-form .btn{
  margin-top:4px;
  width:100%;
  background:#fff;
  color:var(--brand-800);
  box-shadow:none;
}
.subscribe-form .btn:hover{background:var(--brand-050);color:var(--brand-800);transform:translateY(-1px);}
.form-hint{color:rgba(255,255,255,.5);font-size:12px;line-height:1.7;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 0;
  border-top:1px solid rgba(255,255,255,.12);
  color:rgba(255,255,255,.58);
  font-size:13px;
  line-height:1.7;
}
.footer-bottom .domain{font-family:var(--font-num);color:rgba(255,255,255,.48);}
@media (max-width:1024px){
  .container{width:min(var(--container),calc(100% - 40px));}
  .nav-shell{width:calc(100% - 40px);gap:18px;}
  .nav-side{gap:18px;}
  .nav-link{font-size:14px;}
  .logo-text{font-size:15px;}
  .article-head{padding:38px 36px 0;}
  .article-cover{margin-left:-36px;margin-right:-36px;}
  .article-content{padding:38px 36px 44px;}
  .cta-band{padding:42px 38px;}
  .footer-grid{grid-template-columns:1.35fr 1fr 1fr;gap:32px;}
  .footer-grid .footer-col:last-child{grid-column:1 / -1;max-width:520px;}
}
@media (max-width:900px){
  .nav-shell{height:64px;display:flex;justify-content:center;align-items:center;}
  .nav-side{display:none;}
  .nav-toggle{display:flex;}
  .site-logo{gap:8px;}
  .logo-mark{width:34px;height:34px;border-radius:10px;font-size:16px;}
  .logo-text{font-size:14px;}
  .logo-text small{font-size:9px;}
  .nav-shell.is-open{
    height:auto;
    max-height:calc(100vh - 8px);
    overflow-y:auto;
    display:flex;
    flex-direction:column;
    align-items:stretch;
    justify-content:flex-start;
    padding:14px 0 20px;
  }
  .nav-shell.is-open .site-logo{align-self:center;order:1;margin-bottom:14px;}
  .nav-shell.is-open .nav-toggle{top:14px;transform:none;}
  .nav-shell.is-open .nav-side{
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:0;
  }
  .nav-shell.is-open .nav-left{order:2;}
  .nav-shell.is-open .nav-right{order:3;}
  .nav-shell.is-open .nav-link{
    display:block;
    padding:13px 4px;
    border-bottom:1px solid var(--line);
    font-size:16px;
  }
  .nav-shell.is-open .nav-link::after{display:none;}
  .nav-shell.is-open .nav-cta{
    margin-top:14px;
    width:100%;
    height:46px;
    border-bottom:0;
  }
  .article-hero{padding-top:26px;}
  .article-head{max-width:100%;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .related-grid .related-card:last-child{grid-column:1 / -1;}
  .section-head{align-items:flex-start;flex-direction:column;gap:10px;}
}
@media (max-width:768px){
  .article-head{padding:28px 24px 0;border-radius:18px 18px 0 0;margin-bottom:0;}
  .article-title{font-size:30px;}
  .article-cover{margin-left:-24px;margin-right:-24px;aspect-ratio:16/10;}
  .article-layout{padding-top:24px;}
  .article-content{padding:30px 24px 36px;font-size:16.5px;line-height:1.9;}
  .article-content h2{font-size:24px;padding-left:14px;}
  .article-content h3{font-size:20px;}
  .article-content blockquote{padding:16px 18px;}
  .article-foot{flex-direction:column;gap:16px;}
  .share-box{white-space:normal;}
  .faq-panel{margin-top:48px;padding:28px 24px;}
  .related-section{margin-top:52px;}
  .related-grid{grid-template-columns:1fr;gap:18px;}
  .related-grid .related-card:last-child{grid-column:auto;}
  .article-cta-section{padding:54px 0 64px;}
  .cta-band{grid-template-columns:1fr;gap:24px;padding:34px 26px;border-radius:20px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;padding-bottom:40px;}
  .footer-grid .footer-col:first-child{grid-column:1 / -1;}
  .footer-grid .footer-col:last-child{grid-column:1 / -1;max-width:none;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
}
@media (max-width:520px){
  .container{width:calc(100% - 40px);}
  .nav-shell{width:calc(100% - 32px);}
  .article-title{font-size:26px;line-height:1.32;}
  .article-meta{font-size:13px;gap:8px 12px;}
  .article-head{padding:24px 20px 0;}
  .article-cover{margin-left:-20px;margin-right:-20px;}
  .article-content{padding:26px 20px 32px;font-size:16px;}
  .article-content h2{font-size:22px;margin-top:1.9em;}
  .article-content h3{font-size:19px;}
  .faq-panel{padding:24px 20px;}
  .faq-list summary{font-size:16px;gap:12px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-col h3{margin-bottom:10px;}
  .logo-text{font-size:13px;}
  .logo-text small{display:none;}
  .empty-state{padding:38px 20px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    scroll-behavior:auto !important;
    transition-duration:.01ms !important;
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
  }
}

/* roulang page: category1 */
:root{
  --brand-700:#1F5AA8;
  --brand-800:#163F73;
  --brand-600:#2F6DBE;
  --brand-050:#F1F6FD;
  --brand-100:#E3EDF9;
  --accent-600:#E4694B;
  --accent-050:#FDEEE9;
  --ink-900:#12243A;
  --ink-700:#2E4056;
  --ink-500:#5C6F85;
  --bg-page:#F7F9FC;
  --bg-card:#FFFFFF;
  --line:#E2E9F3;
  --line-soft:#EEF3FA;
  --radius-btn:10px;
  --radius-card:16px;
  --radius-img:14px;
  --radius-lg:24px;
  --shadow-card:0 6px 24px rgba(18,36,58,.07);
  --shadow-hover:0 12px 32px rgba(18,36,58,.12);
  --shadow-strong:0 16px 40px rgba(31,90,168,.16);
  --font-base:'Noto Sans TC','PingFang TC','Microsoft JhengHei','Heiti TC',sans-serif;
  --font-num:'Inter','Helvetica Neue',Arial,sans-serif;
}

/* ---------- base reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-base);
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink-700);
  background:var(--bg-page);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-800);}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-family:var(--font-base);}
h1{font-size:46px;line-height:1.22;font-weight:900;letter-spacing:-.02em;margin-bottom:20px;}
h2{font-size:34px;line-height:1.3;font-weight:800;letter-spacing:-.01em;margin-bottom:18px;}
h3{font-size:20px;line-height:1.45;font-weight:700;margin-bottom:12px;}
ul,ol{margin:0;padding:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--accent-600);outline-offset:2px;}
section[id],div[id]{scroll-margin-top:100px;}

/* ---------- container ---------- */
.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.94);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  height:76px;
}
.nav-side{
  display:flex;
  align-items:center;
  gap:24px;
  flex:1 1 0;
  min-width:0;
}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;
  display:inline-block;
  font-size:15px;
  font-weight:600;
  color:#34455C;
  padding:8px 0;
  white-space:nowrap;
  text-decoration:none;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:2px;
  height:2px;
  background:var(--brand-700);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}
.nav-link:hover,.nav-link:focus{color:var(--brand-700);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-700);}
.nav-cta{margin-left:6px;}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  text-decoration:none;
}
.brand-mark{
  width:40px;height:40px;
  border-radius:12px;
  background:var(--brand-700);
  color:#fff;
  font-size:20px;
  font-weight:900;
  display:flex;
  align-items:center;
  justify-content:center;
  line-height:1;
  flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{
  font-size:17px;
  font-weight:800;
  color:var(--ink-900);
  letter-spacing:.01em;
  white-space:nowrap;
}
.brand-text small{
  font-size:11px;
  font-weight:600;
  letter-spacing:.1em;
  color:var(--ink-500);
}
.nav-toggle{
  display:none;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  width:42px;height:42px;
  padding:0;
  background:transparent;
  border:1px solid var(--line);
  border-radius:10px;
  cursor:pointer;
}
.nav-toggle span{
  display:block;
  width:20px;height:2px;
  background:var(--ink-900);
  border-radius:2px;
  transition:transform .2s ease,opacity .2s ease;
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.mobile-panel{display:none;}
.mobile-panel.is-open{
  display:block;
  position:fixed;
  top:64px;left:0;right:0;bottom:0;
  background:#fff;
  border-top:1px solid var(--line);
  padding:12px 20px 40px;
  overflow-y:auto;
  z-index:49;
}
.mobile-link{
  display:flex;
  align-items:center;
  height:48px;
  border-bottom:1px solid var(--line-soft);
  font-size:15px;
  font-weight:600;
  color:#34455C;
  text-decoration:none;
}
.mobile-link.is-active{color:var(--brand-700);}
.mobile-cta{margin-top:22px;width:100%;}
body.nav-locked{overflow:hidden;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:var(--radius-btn);
  background:var(--brand-700);
  border:1px solid var(--brand-700);
  color:#fff;
  font-size:16px;
  font-weight:700;
  line-height:1;
  text-decoration:none;
  cursor:pointer;
  transition:background .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease,color .2s ease;
}
.btn:hover{
  background:var(--brand-600);
  border-color:var(--brand-600);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 8px 20px rgba(31,90,168,.24);
}
.btn:active{transform:translateY(0);box-shadow:none;}
.btn:focus-visible{outline:2px solid var(--accent-600);outline-offset:2px;}
.btn-ghost{
  background:transparent;
  color:var(--brand-700);
  border-color:var(--brand-700);
}
.btn-ghost:hover{
  background:var(--brand-050);
  color:var(--brand-800);
  border-color:var(--brand-800);
  box-shadow:none;
}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-light{background:#fff;color:var(--brand-800);border-color:#fff;}
.btn-light:hover{background:#fff;color:var(--brand-800);box-shadow:0 10px 24px rgba(0,0,0,.18);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn-outline-light:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;box-shadow:none;}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:26px;
  font-size:15px;
  font-weight:700;
  color:var(--brand-700);
  text-decoration:none;
}
.text-link span{display:inline-block;transition:transform .2s ease;}
.text-link:hover{color:var(--brand-800);}
.text-link:hover span{transform:translateX(4px);}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:6px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
  background:var(--brand-050);
  color:var(--brand-700);
  border:1px solid var(--brand-100);
}
.badge-accent{
  background:var(--accent-050);
  color:var(--accent-600);
  border-color:#F6D6CC;
}

/* ---------- breadcrumb ---------- */
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--ink-500);
  margin-bottom:22px;
}
.breadcrumb a{color:var(--ink-500);text-decoration:none;}
.breadcrumb a:hover{color:var(--brand-700);}
.breadcrumb .sep{color:#B7C4D6;}
.breadcrumb .current{color:var(--ink-700);font-weight:600;}

/* ---------- hero ---------- */
.page-hero{
  background:#F4F8FD;
  border-bottom:1px solid var(--line);
  padding:52px 0 68px;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.08fr .92fr;
  gap:52px;
  align-items:center;
}
.hero-copy .badge{margin-bottom:18px;}
.hero-sub{
  font-size:18px;
  line-height:1.8;
  color:var(--ink-500);
  max-width:36ch;
  margin-bottom:0;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}
.hero-points{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  margin:32px 0 0;
  padding:22px 0 0;
  border-top:1px solid var(--brand-100);
}
.hero-points li{
  font-size:13px;
  line-height:1.5;
  color:var(--ink-500);
  padding:0 22px;
  border-left:1px solid var(--brand-100);
}
.hero-points li:first-child{padding-left:0;border-left:0;}
.hero-points strong{
  display:block;
  font-family:var(--font-num);
  font-size:22px;
  font-weight:800;
  color:var(--brand-700);
  letter-spacing:-.01em;
  font-variant-numeric:tabular-nums;
  margin-bottom:4px;
}
.hero-media{
  position:relative;
  border-radius:20px;
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--brand-050);
  box-shadow:var(--shadow-card);
  aspect-ratio:4/3;
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.media-badge{
  position:absolute;
  right:16px;bottom:16px;
  padding:7px 13px;
  border-radius:8px;
  background:rgba(18,36,58,.72);
  color:#fff;
  font-size:12px;
  font-weight:700;
  letter-spacing:.02em;
  -webkit-backdrop-filter:blur(4px);
  backdrop-filter:blur(4px);
}

/* ---------- anchor bar ---------- */
.anchor-bar{
  position:sticky;
  top:76px;
  z-index:40;
  background:rgba(247,249,252,.96);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.anchor-inner{
  display:flex;
  gap:8px;
  overflow-x:auto;
  padding-top:12px;
  padding-bottom:12px;
  scrollbar-width:thin;
}
.anchor-link{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  height:36px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  font-size:14px;
  font-weight:600;
  color:#34455C;
  text-decoration:none;
  white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.anchor-link:hover{background:var(--brand-050);color:var(--brand-700);border-color:var(--brand-100);}
.anchor-link.is-current{background:var(--brand-700);border-color:var(--brand-700);color:#fff;}

/* ---------- sections ---------- */
.section{padding:96px 0;}
.section-tint{background:var(--brand-050);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head p{font-size:17px;color:var(--ink-500);margin:0;max-width:62ch;}
.head-row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
  margin-bottom:44px;
}
.head-row .section-head{margin-bottom:0;}
.eyebrow{
  display:inline-block;
  margin-bottom:16px;
  padding:5px 12px;
  border-radius:6px;
  background:var(--brand-050);
  border:1px solid var(--brand-100);
  font-size:12px;
  font-weight:700;
  letter-spacing:.12em;
  color:var(--brand-700);
}
.section-tint .eyebrow{background:#fff;}

/* ---------- feature blocks ---------- */
.feature-block{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.feature-block + .feature-block{margin-top:88px;}
.feature-media{
  border-radius:var(--radius-img);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--brand-050);
  box-shadow:var(--shadow-card);
  aspect-ratio:16/10;
}
.feature-media img{width:100%;height:100%;object-fit:cover;}
.feature-block.is-reverse .feature-media{order:2;}
.feature-copy p{font-size:16.5px;line-height:1.9;color:var(--ink-700);max-width:60ch;}
.feature-copy h2{max-width:24ch;}
.check-list{
  list-style:none;
  display:grid;
  gap:12px;
  margin:26px 0 0;
}
.check-list li{
  position:relative;
  padding-left:32px;
  font-size:15.5px;
  line-height:1.7;
  color:var(--ink-700);
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;top:.28em;
  width:18px;height:18px;
  border-radius:50%;
  background:var(--brand-050);
  border:1px solid var(--brand-100);
}
.check-list li::after{
  content:"";
  position:absolute;
  left:5px;top:.62em;
  width:7px;height:4px;
  border-left:2px solid var(--brand-700);
  border-bottom:2px solid var(--brand-700);
  transform:rotate(-45deg);
}

/* ---------- compare list ---------- */
.compare-table{
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  background:#fff;
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.compare-row{
  display:grid;
  grid-template-columns:2.2fr 1fr 1fr;
  align-items:center;
  gap:16px;
  padding:15px 26px;
  border-top:1px solid var(--line-soft);
  font-size:15px;
}
.compare-row:first-child{border-top:0;}
.compare-row:nth-child(odd){background:#FBFCFE;}
.compare-row .item{color:var(--ink-700);font-weight:600;}
.compare-head{
  background:var(--brand-050)!important;
  padding-top:16px;
  padding-bottom:16px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--brand-800);
}
.compare-head .col{text-align:center;}
.compare-head .col:first-child{text-align:left;}
.compare-row .st{
  text-align:center;
  font-family:var(--font-num);
  font-size:16px;
  font-weight:800;
}
.st-yes{color:var(--brand-700);}
.st-no{color:#C2CEDE;font-weight:700;}
.compare-note{
  margin-top:18px;
  font-size:13px;
  color:var(--ink-500);
}

/* ---------- deliver cards ---------- */
.deliver-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.deliver-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px;
  box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease;
}
.deliver-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.icon-block{
  width:44px;height:44px;
  border-radius:12px;
  background:var(--brand-050);
  border:1px solid var(--brand-100);
  color:var(--brand-700);
  font-family:var(--font-num);
  font-size:15px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  letter-spacing:.02em;
}
.deliver-card h3{font-size:18px;margin:16px 0 10px;}
.deliver-card p{font-size:14.5px;line-height:1.8;color:var(--ink-500);margin:0;}

/* ---------- faq ---------- */
.faq-list{
  margin-top:8px;
  border-top:1px solid var(--line);
  max-width:880px;
}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 4px 22px 0;
  font-size:17px;
  font-weight:700;
  color:var(--ink-900);
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand-700);}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  font-family:var(--font-num);
  font-size:22px;
  font-weight:400;
  line-height:1;
  color:var(--brand-700);
}
.faq-item[open] summary::after{content:"−";}
.faq-body{
  padding:0 32px 22px 0;
  font-size:15px;
  line-height:1.9;
  color:var(--ink-500);
  max-width:62ch;
}

/* ---------- cta ---------- */
.cta-band{
  display:grid;
  grid-template-columns:1.45fr 1fr;
  gap:40px;
  align-items:center;
  padding:64px;
  border-radius:var(--radius-lg);
  background:var(--brand-800);
  color:rgba(255,255,255,.8);
}
.cta-band h2{color:#fff;margin-bottom:14px;max-width:20ch;}
.cta-band p{color:rgba(255,255,255,.78);font-size:16px;margin:0;max-width:50ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}

/* ---------- footer ---------- */
.site-footer{
  margin-top:96px;
  padding-top:64px;
  background:#102A47;
  color:rgba(255,255,255,.78);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr .8fr .8fr 1.2fr;
  gap:40px;
  padding-bottom:56px;
}
.footer-col h3{
  color:#fff;
  font-size:16px;
  font-weight:700;
  margin:0 0 18px;
}
.footer-col p{
  font-size:14px;
  line-height:1.85;
  color:rgba(255,255,255,.72);
  margin:0;
  max-width:40ch;
}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:11px;}
.footer-col ul a{
  font-size:14.5px;
  color:rgba(255,255,255,.78);
  text-decoration:none;
}
.footer-col ul a:hover{color:#fff;}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand .brand-mark{
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.2);
}
.footer-brand strong{color:#fff;font-size:16px;font-weight:800;}
.subscribe-form{display:grid;gap:10px;}
.subscribe-form label{
  font-size:13px;
  font-weight:600;
  color:rgba(255,255,255,.72);
}
.subscribe-form input{
  height:46px;
  width:100%;
  padding:0 16px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.08);
  color:#fff;
  font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.42);}
.subscribe-form input:focus{
  outline:none;
  border-color:#fff;
  background:rgba(255,255,255,.14);
  box-shadow:0 0 0 3px rgba(255,255,255,.16);
}
.subscribe-form .btn{
  height:46px;
  background:#fff;
  color:var(--brand-800);
  border-color:#fff;
  font-size:15px;
}
.subscribe-form .btn:hover{background:#EAF1FB;color:var(--brand-800);box-shadow:none;}
.form-hint{font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.5);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  padding:22px 0 30px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;
  color:rgba(255,255,255,.58);
}
.footer-bottom .domain{
  font-family:var(--font-num);
  letter-spacing:.05em;
  color:rgba(255,255,255,.5);
}

/* ---------- responsive ---------- */
@media (max-width:1280px){
  .container{padding-left:28px;padding-right:28px;}
}
@media (max-width:1024px){
  h1{font-size:38px;}
  h2{font-size:29px;}
  .section{padding:72px 0;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-media{aspect-ratio:16/10;}
  .hero-sub{max-width:none;}
  .feature-block{grid-template-columns:1fr;gap:32px;}
  .feature-block.is-reverse .feature-media{order:0;}
  .feature-block + .feature-block{margin-top:64px;}
  .deliver-grid{grid-template-columns:repeat(2,1fr);}
  .cta-band{grid-template-columns:1fr;padding:48px;gap:28px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .site-footer{margin-top:72px;padding-top:56px;}
}
@media (max-width:900px){
  .nav-side{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{height:64px;}
  .brand-text small{display:none;}
  .anchor-bar{position:static;top:auto;}
  section[id],div[id]{scroll-margin-top:24px;}
}
@media (max-width:640px){
  h1{font-size:32px;}
  h2{font-size:26px;}
  h3{font-size:18px;}
  body{font-size:16px;}
  .container{padding-left:20px;padding-right:20px;}
  .page-hero{padding:36px 0 48px;}
  .section{padding:56px 0;}
  .hero-points{margin-top:26px;padding-top:18px;}
  .hero-points li{padding:0 16px 10px 0;border-left:0;flex:0 0 50%;}
  .hero-points strong{font-size:20px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{width:100%;}
  .deliver-grid{grid-template-columns:1fr;}
  .compare-row{grid-template-columns:1.6fr 1fr 1fr;gap:8px;padding:13px 16px;font-size:14px;}
  .compare-head{font-size:12px;}
  .compare-head .col{font-size:12px;}
  .cta-band{padding:32px 22px;border-radius:18px;}
  .cta-band h2{font-size:24px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:40px;}
  .faq-body{padding-right:0;}
  .feature-copy h2{max-width:none;}
}

/* roulang page: category3 */
:root{
  --brand-700:#1F5AA8;
  --brand-800:#163F73;
  --brand-600:#2F6DBE;
  --brand-050:#F1F6FD;
  --brand-100:#E3EDF9;
  --accent-600:#E4694B;
  --accent-050:#FDEEE9;
  --ink:#12243A;
  --body-text:#2E4056;
  --muted:#5C6F85;
  --bg:#F7F9FC;
  --card:#FFFFFF;
  --line:#E2E9F3;
  --r-btn:10px;
  --r-img:14px;
  --r-card:16px;
  --r-hero:20px;
  --r-cta:24px;
  --sh-card:0 6px 24px rgba(18,36,58,.07);
  --sh-hover:0 12px 32px rgba(18,36,58,.12);
  --font-tc:'Noto Sans TC','PingFang TC','Microsoft JhengHei','Heiti TC',sans-serif;
  --font-num:'Inter','Helvetica Neue',Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-tc);
  font-size:16px;
  line-height:1.85;
  color:var(--body-text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-600);}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
h1,h2,h3,h4{color:var(--ink);line-height:1.3;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
:focus-visible{outline:2px solid var(--accent-600);outline-offset:3px;}
.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--light{background:var(--brand-050);}
.section--white{background:var(--card);}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head h2{font-size:34px;font-weight:800;letter-spacing:-.01em;margin-bottom:16px;}
.section-head p{font-size:17px;color:var(--muted);max-width:62ch;}
.eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--brand-700);
  background:var(--brand-050);
  border:1px solid var(--brand-100);
  border-radius:6px;
  padding:4px 10px;
  margin-bottom:18px;
}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.94);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
  min-height:76px;
}
.nav-side{display:flex;align-items:center;gap:26px;}
.nav-right{justify-content:flex-end;gap:22px;}
.nav-link{
  position:relative;
  display:inline-block;
  font-size:15px;
  font-weight:600;
  color:#34455C;
  padding:6px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:2px;
  background:var(--brand-700);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .2s ease;
}
.nav-link:hover{color:var(--brand-700);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-700);}
.nav-link.is-active::after{transform:scaleX(1);}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  justify-self:center;
  color:var(--ink);
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:38px;height:38px;
  border-radius:11px;
  background:var(--brand-700);
  color:#fff;
  display:grid;
  place-items:center;
  font-size:18px;
  font-weight:800;
  flex:0 0 auto;
}
.brand-text strong{
  display:block;
  font-size:16px;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--ink);
  line-height:1.3;
}
.brand-text small{
  display:block;
  font-size:11px;
  letter-spacing:.16em;
  color:var(--muted);
  line-height:1.4;
}
.nav-toggle{
  display:none;
  width:44px;height:40px;
  border:1px solid var(--line);
  border-radius:8px;
  background:#fff;
  padding:0;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  background:#34455C;
  border-radius:2px;
  transition:transform .2s ease,opacity .2s ease;
}
.site-header.is-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.site-header.is-open .nav-toggle span:nth-child(2){opacity:0;}
.site-header.is-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:var(--r-btn);
  background:var(--brand-700);
  border:1px solid var(--brand-700);
  color:#fff;
  font-size:16px;
  font-weight:700;
  line-height:1;
  cursor:pointer;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;
}
.btn:hover{
  background:var(--brand-600);
  border-color:var(--brand-600);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 8px 20px rgba(31,90,168,.24);
}
.btn:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{
  background:transparent;
  color:var(--brand-700);
  border:1px solid var(--brand-700);
}
.btn-ghost:hover{
  background:var(--brand-050);
  color:var(--brand-800);
  border-color:var(--brand-800);
  box-shadow:none;
}
.btn-sm{height:40px;padding:0 20px;font-size:14px;border-radius:9px;}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:700;
  color:var(--brand-700);
}
.link-arrow span{transition:transform .2s ease;display:inline-block;}
.link-arrow:hover span{transform:translateX(4px);}

/* ---------- Badges ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:6px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
  background:var(--brand-050);
  color:var(--brand-700);
  border:1px solid var(--brand-100);
}
.badge--accent{
  background:var(--accent-050);
  color:var(--accent-600);
  border-color:transparent;
}

/* ---------- Breadcrumb ---------- */
.breadcrumb{
  padding:22px 0 0;
  font-size:13px;
  color:var(--muted);
}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"›";color:#A9B8CB;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-700);}
.breadcrumb [aria-current]{color:var(--ink);font-weight:600;}

/* ---------- Page hero ---------- */
.page-hero{
  background:linear-gradient(180deg,var(--brand-050) 0%,#F7F9FC 100%);
  padding:36px 0 72px;
}
.hero-grid > .cell{margin-bottom:0;}
.hero-copy h1{
  font-size:46px;
  font-weight:900;
  line-height:1.22;
  letter-spacing:-.02em;
  margin-bottom:20px;
}
.hero-copy .hero-sub{
  font-size:18px;
  line-height:1.9;
  color:var(--muted);
  max-width:34em;
  margin-bottom:24px;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:26px;
}
.hero-figure{
  position:relative;
  border-radius:var(--r-hero);
  overflow:hidden;
  background:var(--brand-050);
  border:1px solid var(--line);
  box-shadow:var(--sh-card);
}
.hero-figure img{
  width:100%;
  height:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.hero-figure figcaption{
  position:absolute;
  left:16px;
  bottom:16px;
  background:rgba(18,36,58,.72);
  color:#fff;
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
  padding:6px 12px;
  border-radius:6px;
}

/* ---------- Stat band ---------- */
.stat-band{
  background:var(--brand-050);
  border:1px solid var(--brand-100);
  border-radius:var(--r-cta);
  padding:40px 24px;
}
.stat-item{
  text-align:center;
  padding:8px 10px;
  border-right:1px solid var(--brand-100);
}
.stat-item:last-child{border-right:0;}
.stat-num{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:36px;
  font-weight:800;
  color:var(--brand-700);
  line-height:1.2;
  letter-spacing:-.02em;
}
.stat-num small{font-size:18px;font-weight:700;margin-left:2px;}
.stat-label{
  display:block;
  margin-top:8px;
  font-size:13px;
  color:var(--muted);
  letter-spacing:.02em;
}

/* ---------- Case rows ---------- */
.case-list{border-top:1px solid var(--line);}
.case-row{
  padding:56px 0;
  border-bottom:1px solid var(--line);
}
.case-row:last-child{border-bottom:0;}
.case-media{
  border-radius:var(--r-img);
  overflow:hidden;
  background:var(--brand-050);
  border:1px solid var(--line);
  box-shadow:var(--sh-card);
}
.case-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  transition:transform .35s ease;
}
.case-row:hover .case-media img{transform:scale(1.02);}
.case-body h2{
  font-size:26px;
  font-weight:800;
  line-height:1.35;
  margin:14px 0 16px;
}
.case-body p{font-size:16px;color:var(--body-text);}
.case-metrics{
  display:flex;
  flex-wrap:wrap;
  gap:32px;
  margin:22px 0 20px;
  padding-top:18px;
  border-top:1px dashed var(--line);
}
.case-metrics div{min-width:120px;}
.case-metrics strong{
  display:block;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:26px;
  font-weight:800;
  color:var(--brand-700);
  line-height:1.3;
}
.case-metrics span{font-size:13px;color:var(--muted);}

/* ---------- Testimonials ---------- */
.quote-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  padding:32px 28px;
  height:100%;
  position:relative;
  transition:box-shadow .2s ease,transform .2s ease;
}
.quote-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);}
.quote-card::before{
  content:"“";
  display:block;
  font-family:Georgia,'Times New Roman',serif;
  font-size:54px;
  line-height:.8;
  color:var(--brand-100);
  margin-bottom:10px;
}
.quote-card p{
  font-size:17px;
  line-height:1.95;
  color:var(--body-text);
  margin-bottom:22px;
}
.quote-card footer{
  display:flex;
  align-items:center;
  gap:12px;
  border-top:1px solid var(--line);
  padding-top:16px;
}
.avatar{
  width:40px;height:40px;
  border-radius:10px;
  background:var(--brand-050);
  color:var(--brand-700);
  display:grid;
  place-items:center;
  font-weight:800;
  font-size:15px;
  border:1px solid var(--brand-100);
  flex:0 0 auto;
}
.quote-card cite{font-style:normal;font-weight:700;color:var(--ink);display:block;font-size:15px;}
.quote-card small{color:var(--muted);font-size:13px;}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  background:transparent;
  border:0;
  padding:22px 0;
  text-align:left;
  font-size:17px;
  font-weight:700;
  color:var(--ink);
  cursor:pointer;
  transition:color .2s ease;
}
.faq-q:hover{color:var(--brand-700);}
.faq-icon{
  position:relative;
  width:16px;height:16px;
  flex:0 0 auto;
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--brand-700);
  border-radius:2px;
  transition:transform .2s ease,opacity .2s ease;
}
.faq-icon::before{left:0;top:7px;width:16px;height:2px;}
.faq-icon::after{left:7px;top:0;width:2px;height:16px;}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .28s ease;
}
.faq-a p{
  font-size:15px;
  line-height:1.9;
  color:var(--muted);
  padding:0 0 22px;
  max-width:62ch;
}

/* ---------- CTA ---------- */
.cta-block{
  background:var(--brand-800);
  border-radius:var(--r-cta);
  padding:64px 48px;
  color:#fff;
  display:grid;
  grid-template-columns:1.4fr auto;
  gap:32px;
  align-items:center;
}
.cta-block h2{
  color:#fff;
  font-size:32px;
  font-weight:800;
  line-height:1.35;
  margin-bottom:14px;
}
.cta-block p{
  color:rgba(255,255,255,.78);
  font-size:16px;
  max-width:46ch;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-block .btn-white{
  background:#fff;
  color:var(--brand-800);
  border-color:#fff;
}
.cta-block .btn-white:hover{
  background:#F1F6FD;
  color:var(--brand-800);
  border-color:#F1F6FD;
  box-shadow:0 8px 20px rgba(0,0,0,.18);
}
.cta-block .btn-line{
  background:transparent;
  color:#fff;
  border:1px solid rgba(255,255,255,.55);
}
.cta-block .btn-line:hover{
  background:rgba(255,255,255,.12);
  color:#fff;
  border-color:#fff;
  box-shadow:none;
}

/* ---------- Footer ---------- */
.site-footer{
  background:#102A47;
  color:rgba(255,255,255,.78);
  padding-top:64px;
  margin-top:96px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.4fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-col h3{
  color:#fff;
  font-size:16px;
  font-weight:700;
  margin-bottom:16px;
}
.footer-col p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.78);}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
  color:#fff;
}
.footer-brand .brand-mark{background:#fff;color:var(--brand-800);}
.footer-brand strong{font-size:16px;font-weight:800;letter-spacing:.01em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{
  color:rgba(255,255,255,.78);
  font-size:14px;
}
.footer-col ul a:hover{color:#fff;}
.subscribe-form label{
  display:block;
  font-size:13px;
  font-weight:600;
  color:rgba(255,255,255,.85);
  margin-bottom:8px;
}
.subscribe-form input{
  width:100%;
  height:46px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.06);
  color:#fff;
  padding:0 16px;
  font-size:15px;
  font-family:inherit;
  margin-bottom:12px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.45);}
.subscribe-form input:focus{
  outline:none;
  border-color:#8FB6E8;
  box-shadow:0 0 0 3px rgba(143,182,232,.22);
}
.subscribe-form .btn{
  width:100%;
  height:46px;
  background:#fff;
  color:var(--brand-800);
  border-color:#fff;
  font-size:15px;
}
.subscribe-form .btn:hover{
  background:#F1F6FD;
  color:var(--brand-800);
  border-color:#F1F6FD;
}
.form-hint{
  display:block;
  margin-top:10px;
  font-size:12px;
  line-height:1.7;
  color:rgba(255,255,255,.55);
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;
  font-size:13px;
  color:rgba(255,255,255,.6);
}
.footer-bottom .domain{font-family:var(--font-num);letter-spacing:.02em;}

/* ---------- Foundation overrides ---------- */
.grid-margin-x{margin-left:-14px;margin-right:-14px;}
.grid-margin-x > .cell{
  width:calc(100% - 28px);
  margin-left:14px;
  margin-right:14px;
}
.grid-x > .cell{padding-left:0;padding-right:0;}

/* ---------- Responsive ---------- */
@media screen and (max-width:1024px){
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .hero-copy h1{font-size:38px;}
  .section-head h2{font-size:30px;}
  .cta-block{grid-template-columns:1fr;padding:48px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .case-row{padding:44px 0;}
}
@media screen and (max-width:900px){
  .header-inner{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:space-between;
    min-height:64px;
    gap:0;
    padding:10px 0;
  }
  .nav-toggle{display:flex;order:1;}
  .brand{order:2;margin:0 auto;}
  .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px;}
  .brand-text strong{font-size:14px;}
  .brand-text small{font-size:10px;}
  .nav-side{
    display:none;
    order:3;
    width:100%;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    margin-top:10px;
  }
  .nav-right{order:4;justify-content:flex-start;}
  .site-header.is-open .nav-side{display:flex;}
  .site-header.is-open .nav-left{border-top:1px solid var(--line);}
  .nav-link{
    display:block;
    font-size:15px;
    padding:14px 4px;
    border-bottom:1px solid var(--line);
  }
  .nav-link::after{display:none;}
  .nav-link.is-active{color:var(--brand-700);background:var(--brand-050);}
  .nav-right .btn{width:100%;margin-top:14px;}
}
@media screen and (max-width:768px){
  .hero-copy h1{font-size:32px;line-height:1.28;}
  .hero-copy .hero-sub{font-size:16px;}
  .page-hero{padding:24px 0 48px;}
  .stat-item{
    border-right:0;
    border-bottom:1px solid var(--brand-100);
    padding:16px 8px;
  }
  .stat-item:nth-last-child(-n+2){border-bottom:0;}
  .case-body h2{font-size:22px;}
  .case-metrics{gap:24px;}
  .section-head{margin-bottom:32px;}
  .section-head h2{font-size:26px;}
  .cta-block h2{font-size:24px;}
  .cta-block{padding:36px 24px;}
  .quote-card{padding:26px 22px;}
}
@media screen and (max-width:520px){
  .container{padding-left:20px;padding-right:20px;}
  .section{padding:56px 0;}
  .section--tight{padding:44px 0;}
  .hero-copy h1{font-size:28px;}
  .btn{width:100%;}
  .btn-row{flex-direction:column;align-items:stretch;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .case-metrics div{min-width:calc(50% - 12px);}
  .stat-num{font-size:28px;}
  .stat-num small{font-size:15px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category2 */
:root{
  --brand-700:#1F5AA8;
  --brand-800:#163F73;
  --brand-600:#2F6DBE;
  --brand-050:#F1F6FD;
  --brand-100:#E3EDF9;
  --accent-600:#E4694B;
  --accent-050:#FDEEE9;
  --ink:#12243A;
  --body:#2E4056;
  --muted:#5C6F85;
  --bg:#F7F9FC;
  --card:#FFFFFF;
  --line:#E2E9F3;
  --radius-btn:10px;
  --radius-card:16px;
  --radius-img:14px;
  --radius-hero:20px;
  --radius-cta:24px;
  --shadow-card:0 6px 24px rgba(18,36,58,.07);
  --shadow-card-hover:0 12px 32px rgba(18,36,58,.12);
  --shadow-cta:0 16px 40px rgba(31,90,168,.16);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --font-sans:'Noto Sans TC','PingFang TC','Microsoft JhengHei','Heiti TC',sans-serif;
  --font-num:'Inter','Helvetica Neue',Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.85;
  color:var(--body);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{display:block;max-width:100%;height:auto;border:0;}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-800);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4,h5,h6{margin:0;color:var(--ink);font-weight:800;line-height:1.32;letter-spacing:-.01em;}
button{font-family:inherit;}
::selection{background:var(--brand-100);color:var(--brand-800);}

.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 24px;
}

/* ============ header / nav ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
  min-height:76px;
}
.nav-side{display:flex;align-items:center;gap:28px;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  font-weight:600;
  color:#34455C;
  white-space:nowrap;
  transition:color .2s ease;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  background:var(--brand-700);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}
.nav-link:hover{color:var(--brand-700);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-700);}
.nav-link.is-active::after{transform:scaleX(1);}

.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  justify-self:center;
  color:var(--ink);
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:38px;height:38px;
  flex:0 0 38px;
  display:grid;place-items:center;
  border-radius:10px;
  background:var(--brand-700);
  color:#fff;
  font-size:18px;
  font-weight:900;
  letter-spacing:0;
}
.brand-text strong{
  display:block;
  font-size:16px;
  font-weight:900;
  line-height:1.2;
  color:var(--ink);
  letter-spacing:.01em;
  white-space:nowrap;
}
.brand-text span{
  display:block;
  margin-top:2px;
  font-size:11px;
  letter-spacing:.16em;
  color:var(--muted);
  line-height:1.4;
}
.nav-right-wrap{display:flex;align-items:center;justify-content:flex-end;gap:20px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  padding:0;
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
  cursor:pointer;
  position:relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;
  left:50%;
  width:18px;height:2px;
  background:var(--brand-800);
  border-radius:2px;
  transform:translateX(-50%);
  transition:transform .2s ease,opacity .2s ease;
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{top:-6px;left:0;transform:none;}
.nav-toggle span::after{top:6px;left:0;transform:none;}
.site-header.is-open .nav-toggle span{background:transparent;}
.site-header.is-open .nav-toggle span::before{transform:translateY(6px) rotate(45deg);}
.site-header.is-open .nav-toggle span::after{transform:translateY(-6px) rotate(-45deg);}

.mobile-menu{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
}
.mobile-menu ul{padding:8px 0;}
.mobile-menu li + li{border-top:1px solid var(--line);}
.mobile-menu a{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 24px;
  font-size:15px;
  font-weight:600;
  color:#34455C;
}
.mobile-menu a.is-active{color:var(--brand-700);}
.mobile-menu .mobile-cta{padding:16px 24px 22px;}
.mobile-menu .mobile-cta .btn{width:100%;}
.site-header.is-open .mobile-menu{display:block;}
body.nav-locked{overflow:hidden;}

/* ============ buttons ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  background:var(--brand-700);
  color:#fff;
  font-size:16px;
  font-weight:700;
  line-height:1;
  cursor:pointer;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;
}
.btn:hover{background:var(--brand-600);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(31,90,168,.24);}
.btn:active{transform:translateY(0);box-shadow:none;}
.btn:focus-visible{outline:2px solid var(--accent-600);outline-offset:2px;}
.btn-sm{height:40px;padding:0 20px;font-size:15px;}
.btn-secondary{
  background:transparent;
  color:var(--brand-700);
  border-color:var(--brand-700);
}
.btn-secondary:hover{background:var(--brand-050);color:var(--brand-800);border-color:var(--brand-800);box-shadow:none;}
.btn-light{background:#fff;color:var(--brand-800);border-color:#fff;}
.btn-light:hover{background:#EAF2FC;color:var(--brand-800);box-shadow:0 8px 20px rgba(0,0,0,.18);}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.6);}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;box-shadow:none;}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:700;
  color:var(--brand-700);
}
.link-more .arw{transition:transform .2s ease;}
.link-more:hover .arw{transform:translateX(4px);}
.link-more:hover{color:var(--brand-800);}
.link-more:focus-visible{outline:2px solid var(--accent-600);outline-offset:3px;border-radius:4px;}

/* ============ badges ============ */
.badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:6px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
  background:var(--brand-050);
  color:var(--brand-700);
  line-height:1;
}
.badge-accent{background:var(--accent-050);color:var(--accent-600);}

/* ============ breadcrumb ============ */
.breadcrumb{
  padding:22px 0 0;
  font-size:13px;
  color:var(--muted);
}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px;}
.breadcrumb li + li::before{content:"›";color:#A9B8CB;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-700);}
.breadcrumb [aria-current]{color:var(--brand-800);font-weight:700;}

/* ============ hero ============ */
.page-hero{
  background:linear-gradient(180deg,#F4F8FD 0%,var(--brand-050) 100%);
  padding:40px 0 72px;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:18px;
  padding:6px 12px;
  border-radius:8px;
  background:#fff;
  border:1px solid var(--brand-100);
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--brand-700);
}
.hero-eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--accent-600);display:inline-block;}
.page-hero h1{
  font-size:46px;
  line-height:1.22;
  font-weight:900;
  letter-spacing:-.02em;
  color:var(--ink);
}
.page-hero h1 em{
  font-style:normal;
  color:var(--brand-700);
}
.hero-sub{
  margin-top:20px;
  font-size:18px;
  line-height:1.8;
  color:var(--muted);
  max-width:34ch;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:32px;
}
.hero-facts{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:44px;
  padding-top:24px;
  border-top:1px solid var(--brand-100);
}
.hero-facts .fact{
  padding-right:16px;
}
.hero-facts .fact + .fact{
  padding-left:20px;
  border-left:1px solid var(--brand-100);
}
.fact-num{
  display:block;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:20px;
  font-weight:800;
  color:var(--brand-800);
  line-height:1.3;
}
.fact-label{
  display:block;
  margin-top:2px;
  font-size:12.5px;
  color:var(--muted);
  line-height:1.5;
}
.hero-figure{
  position:relative;
  border-radius:var(--radius-hero);
  overflow:hidden;
  background:var(--brand-050);
  box-shadow:var(--shadow-cta);
  border:1px solid var(--brand-100);
  aspect-ratio:4/3;
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-figure .fig-badge{
  position:absolute;
  right:18px;
  bottom:18px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border-radius:10px;
  background:rgba(255,255,255,.94);
  color:var(--brand-800);
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.02em;
  box-shadow:0 6px 18px rgba(18,36,58,.16);
}

/* ============ sections ============ */
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.section-alt{background:var(--brand-050);}
.section-white{background:#fff;}
.section-head{max-width:760px;}
.section-head h2{
  font-size:34px;
  line-height:1.3;
  font-weight:800;
}
.section-head p{
  margin-top:14px;
  font-size:16.5px;
  line-height:1.85;
  color:var(--muted);
}
.section-head .link-more{margin-top:18px;}

/* ============ scene cards ============ */
.scene-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-top:48px;
}
.scene-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-card-hover);border-color:var(--brand-100);}
.scene-thumb{
  position:relative;
  aspect-ratio:16/10;
  background:var(--brand-050);
  overflow:hidden;
}
.scene-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.scene-card:hover .scene-thumb img{transform:scale(1.03);}
.scene-thumb .thumb-tag{
  position:absolute;
  left:12px;
  top:12px;
  height:24px;
  padding:0 10px;
  display:inline-flex;
  align-items:center;
  border-radius:6px;
  background:rgba(255,255,255,.94);
  color:var(--brand-800);
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
}
.scene-body{
  padding:24px 24px 26px;
  display:flex;
  flex-direction:column;
  flex:1 1 auto;
}
.scene-body h3{
  font-size:19px;
  font-weight:700;
  color:var(--ink);
}
.scene-body p{
  margin-top:10px;
  font-size:15px;
  line-height:1.8;
  color:var(--muted);
}
.scene-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:16px;
}
.scene-foot{
  margin-top:auto;
  padding-top:18px;
}
.scene-foot .link-more{font-size:14px;}

/* ============ process band ============ */
.process-band{
  margin-top:48px;
  padding:48px 40px;
  border-radius:var(--radius-cta);
  background:linear-gradient(160deg,var(--brand-800) 0%,var(--brand-700) 100%);
  color:rgba(255,255,255,.86);
  box-shadow:var(--shadow-cta);
}
.process-band .band-head{max-width:680px;}
.process-band h2{
  color:#fff;
  font-size:32px;
  line-height:1.32;
}
.process-band .band-head p{
  margin-top:12px;
  font-size:16px;
  color:rgba(255,255,255,.78);
}
.process-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:40px;
}
.process-step{
  position:relative;
  padding:0 26px 0 0;
}
.process-step + .process-step{padding-left:26px;border-left:1px solid rgba(255,255,255,.16);}
.process-num{
  display:block;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:14px;
  font-weight:800;
  letter-spacing:.12em;
  color:#9CC2F0;
  margin-bottom:10px;
}
.process-step h3{
  color:#fff;
  font-size:18px;
  font-weight:700;
}
.process-step p{
  margin-top:8px;
  font-size:14.5px;
  line-height:1.8;
  color:rgba(255,255,255,.74);
}

/* ============ split section ============ */
.split{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:64px;
  align-items:start;
}
.split h2{font-size:32px;line-height:1.32;}
.split .split-lead{
  margin-top:16px;
  font-size:16.5px;
  color:var(--muted);
  max-width:62ch;
}
.num-list{margin-top:8px;}
.num-item{
  display:grid;
  grid-template-columns:64px 1fr;
  gap:20px;
  padding:26px 0;
  border-top:1px solid var(--line);
}
.num-item:first-child{border-top:0;padding-top:0;}
.num-item:last-child{padding-bottom:0;}
.num-index{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:26px;
  font-weight:800;
  color:var(--brand-700);
  line-height:1.4;
  letter-spacing:.02em;
}
.num-item h3{font-size:19px;font-weight:700;}
.num-item p{margin-top:8px;font-size:15.5px;line-height:1.85;color:var(--muted);}

/* ============ quote case ============ */
.quote-wrap{
  display:grid;
  grid-template-columns:6fr 6fr;
  gap:0;
  background:var(--brand-050);
  border:1px solid var(--brand-100);
  border-radius:var(--radius-cta);
  overflow:hidden;
}
.quote-figure{
  position:relative;
  background:var(--brand-100);
  min-height:380px;
}
.quote-figure img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.quote-body{
  padding:52px 48px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.quote-body .badge{margin-bottom:20px;}
.quote-mark{
  font-family:Georgia,serif;
  font-size:60px;
  line-height:1;
  color:var(--brand-600);
  opacity:.35;
  margin-bottom:6px;
}
.quote-text{
  font-size:24px;
  line-height:1.6;
  font-weight:800;
  color:var(--ink);
  letter-spacing:-.01em;
}
.quote-source{
  margin-top:18px;
  font-size:14px;
  color:var(--muted);
}
.quote-stats{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
  margin-top:32px;
  padding-top:26px;
  border-top:1px solid var(--brand-100);
}
.quote-stats .stat + .stat{padding-left:22px;border-left:1px solid var(--brand-100);}
.stat-num{
  display:block;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:32px;
  font-weight:800;
  color:var(--brand-700);
  line-height:1.2;
}
.stat-label{
  display:block;
  margin-top:4px;
  font-size:13px;
  color:var(--muted);
  line-height:1.6;
}
.quote-actions{margin-top:30px;}

/* ============ faq ============ */
.faq-list{margin-top:40px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  width:100%;
  padding:22px 0;
  border:0;
  background:transparent;
  text-align:left;
  cursor:pointer;
  font-size:17px;
  font-weight:700;
  color:var(--ink);
  line-height:1.6;
  transition:color .2s ease;
}
.faq-q:hover{color:var(--brand-700);}
.faq-q:focus-visible{outline:2px solid var(--accent-600);outline-offset:-2px;border-radius:6px;}
.faq-icon{
  position:relative;
  flex:0 0 20px;
  width:20px;height:20px;
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  background:var(--brand-700);
  border-radius:2px;
  transform:translate(-50%,-50%);
  transition:transform .2s ease,opacity .2s ease;
}
.faq-icon::before{width:14px;height:2px;}
.faq-icon::after{width:2px;height:14px;}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .28s ease;
}
.faq-a p{
  padding:0 40px 22px 0;
  font-size:15px;
  line-height:1.9;
  color:var(--muted);
}
.faq-item.is-open .faq-a{max-height:360px;}

/* ============ cta ============ */
.cta-block{
  padding:64px 56px;
  border-radius:var(--radius-cta);
  background:linear-gradient(150deg,#163F73 0%,#1F5AA8 100%);
  box-shadow:var(--shadow-cta);
  display:grid;
  grid-template-columns:1.2fr auto;
  gap:40px;
  align-items:center;
}
.cta-block h2{
  color:#fff;
  font-size:32px;
  line-height:1.34;
}
.cta-block p{
  margin-top:14px;
  font-size:16px;
  color:rgba(255,255,255,.8);
  max-width:52ch;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}

/* ============ footer ============ */
.site-footer{
  background:#102A47;
  color:rgba(255,255,255,.78);
  padding-top:64px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.4fr;
  gap:48px;
  padding-bottom:56px;
}
.footer-col h3{
  color:#fff;
  font-size:15px;
  font-weight:700;
  letter-spacing:.04em;
  margin-bottom:18px;
}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);}
.footer-col a{color:rgba(255,255,255,.78);font-size:14px;}
.footer-col a:hover{color:#fff;}
.footer-col ul li + li{margin-top:10px;}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand .brand-mark{background:#1F5AA8;}
.footer-brand strong{
  color:#fff;
  font-size:16px;
  font-weight:900;
  letter-spacing:.02em;
}
.subscribe-form{display:flex;flex-direction:column;gap:10px;}
.subscribe-form label{
  font-size:13px;
  font-weight:600;
  color:rgba(255,255,255,.8);
}
.subscribe-form input{
  height:46px;
  padding:0 16px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.08);
  color:#fff;
  font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.45);}
.subscribe-form input:focus{
  outline:none;
  border-color:#7FB0E8;
  background:rgba(255,255,255,.14);
  box-shadow:0 0 0 3px rgba(127,176,232,.18);
}
.subscribe-form .btn{
  width:100%;
  height:44px;
  background:#fff;
  color:var(--brand-800);
  font-size:15px;
}
.subscribe-form .btn:hover{background:#EAF2FC;color:var(--brand-800);box-shadow:0 8px 20px rgba(0,0,0,.16);}
.form-hint{font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.55);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:22px 0 26px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;
  color:rgba(255,255,255,.6);
}
.footer-bottom .domain{
  font-family:var(--font-num);
  letter-spacing:.06em;
  color:rgba(255,255,255,.45);
}

/* ============ responsive ============ */
@media (max-width:1280px){
  .container{padding:0 28px;}
}
@media (max-width:1024px){
  .nav-left,.nav-right{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:block;}
  .nav-wrap{grid-template-columns:1fr auto 1fr;min-height:64px;}
  .brand{grid-column:2;justify-self:center;}
  .nav-toggle{grid-column:3;justify-self:end;}
  .page-hero{padding:28px 0 56px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-sub{max-width:none;}
  .page-hero h1{font-size:36px;}
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .process-grid{grid-template-columns:repeat(2,1fr);row-gap:32px;}
  .process-step:nth-child(odd){padding-left:0;border-left:0;}
  .process-step:nth-child(even){padding-left:26px;border-left:1px solid rgba(255,255,255,.16);}
  .split{grid-template-columns:1fr;gap:36px;}
  .quote-wrap{grid-template-columns:1fr;}
  .quote-figure{min-height:260px;position:relative;}
  .quote-body{padding:36px 32px;}
  .cta-block{grid-template-columns:1fr;padding:48px 36px;gap:28px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .page-hero h1{font-size:32px;}
  .hero-sub{font-size:17px;margin-top:16px;}
  .hero-facts{grid-template-columns:repeat(2,1fr);row-gap:20px;}
  .hero-facts .fact:nth-child(3){padding-left:0;border-left:0;}
  .hero-facts .fact{padding-right:12px;}
  .section-head h2{font-size:26px;}
  .split h2{font-size:26px;}
  .process-band{padding:36px 24px;}
  .process-band h2{font-size:25px;}
  .process-grid{grid-template-columns:1fr;row-gap:26px;}
  .process-step{padding-left:0 !important;border-left:0 !important;}
  .process-step + .process-step{padding-top:26px;border-top:1px solid rgba(255,255,255,.16);}
  .cta-block h2{font-size:25px;}
  .num-item{grid-template-columns:52px 1fr;gap:14px;}
  .quote-text{font-size:20px;}
  .quote-stats{grid-template-columns:1fr;row-gap:16px;}
  .quote-stats .stat + .stat{padding-left:0;border-left:0;padding-top:16px;border-top:1px solid var(--brand-100);}
  .faq-q{font-size:16px;padding:18px 0;}
  .faq-a p{padding-right:0;}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:40px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .brand-text strong{font-size:14.5px;}
  .brand-text span{font-size:10px;letter-spacing:.12em;}
  .brand-mark{width:34px;height:34px;flex:0 0 34px;font-size:16px;}
  .page-hero h1{font-size:28px;}
  .scene-grid{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .scene-body{padding:20px;}
  .quote-body{padding:28px 22px;}
  .cta-block{padding:36px 22px;}
  .cta-actions .btn{width:100%;}
  .hero-figure .fig-badge{right:12px;bottom:12px;font-size:11.5px;padding:6px 10px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category4 */
:root{
  --brand-700:#1F5AA8;
  --brand-800:#163F73;
  --brand-600:#2F6DBE;
  --brand-050:#F1F6FD;
  --brand-100:#E3EDF9;
  --accent-600:#E4694B;
  --accent-050:#FDEEE9;
  --ink:#12243A;
  --text:#2E4056;
  --muted:#5C6F85;
  --page:#F7F9FC;
  --card:#FFFFFF;
  --line:#E2E9F3;
  --input-line:#D7E1EF;
  --r-btn:10px;
  --r-card:16px;
  --r-img:14px;
  --r-lg:24px;
  --sh-card:0 6px 24px rgba(18,36,58,.07);
  --sh-hover:0 12px 32px rgba(18,36,58,.12);
  --sh-feature:0 16px 40px rgba(31,90,168,.16);
  --w:1180px;
  --ease:200ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--page);
  color:var(--text);
  font-family:'Noto Sans TC','PingFang TC','Microsoft JhengHei','Heiti TC',sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto;border-style:none;}
a{color:var(--brand-700);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-600);}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:800;line-height:1.3;letter-spacing:-0.01em;}
h1{font-size:46px;line-height:1.22;font-weight:900;letter-spacing:-0.02em;}
h2{font-size:34px;line-height:1.3;}
h3{font-size:20px;font-weight:700;line-height:1.45;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input,textarea,select{font-family:inherit;font-size:15px;}
:focus-visible{outline:2px solid var(--accent-600);outline-offset:2px;}
.container{
  width:100%;
  max-width:var(--w);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section{padding:96px 0;}
.section--alt{background:var(--brand-050);}
.section--plain{background:#fff;}
.section-head{max-width:760px;margin:0 0 44px;}
.section-head h2{margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:16.5px;margin:0;}
.eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--brand-700);
  margin-bottom:12px;
  text-transform:uppercase;
}
.lead{font-size:17px;color:var(--text);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:var(--r-btn);
  background:var(--brand-700);
  border:1px solid var(--brand-700);
  color:#fff;
  font-size:16px;
  font-weight:700;
  line-height:1;
  text-decoration:none;
  cursor:pointer;
  transition:background var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease),color var(--ease);
}
.btn:hover{
  background:var(--brand-600);
  border-color:var(--brand-600);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 8px 20px rgba(31,90,168,.24);
}
.btn:active{transform:none;box-shadow:none;}
.btn--ghost{
  background:transparent;
  border-color:var(--brand-700);
  color:var(--brand-700);
}
.btn--ghost:hover{
  background:var(--brand-050);
  border-color:var(--brand-800);
  color:var(--brand-800);
  box-shadow:none;
  transform:translateY(-1px);
}
.btn--sm{height:40px;padding:0 20px;font-size:15px;}
.btn--full{width:100%;}
.btn--light{background:#fff;border-color:#fff;color:var(--brand-800);}
.btn--light:hover{background:var(--brand-050);border-color:var(--brand-050);color:var(--brand-800);}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:700;
  font-size:15px;
  color:var(--brand-700);
}
.link-arrow span{transition:transform var(--ease);}
.link-arrow:hover span{transform:translateX(4px);}

/* ---------- Badge ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:6px;
  background:var(--brand-050);
  color:var(--brand-700);
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
}
.badge--accent{background:var(--accent-050);color:var(--accent-600);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.94);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:76px;
}
.nav-side{display:flex;align-items:center;gap:26px;}
.nav-left{flex:1 1 0;justify-content:flex-start;}
.nav-right{flex:1 1 0;justify-content:flex-end;}
.nav-link{
  position:relative;
  padding:6px 0;
  font-size:15px;
  font-weight:600;
  color:#34455C;
  text-decoration:none;
  white-space:nowrap;
  transition:color var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-2px;
  height:2px;
  background:var(--brand-700);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform var(--ease);
}
.nav-link:hover{color:var(--brand-700);}
.nav-link:hover::after,
.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-700);}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  text-decoration:none;
}
.brand-mark{
  width:38px;
  height:38px;
  border-radius:10px;
  background:var(--brand-700);
  color:#fff;
  display:grid;
  place-items:center;
  font-size:18px;
  font-weight:900;
  line-height:1;
}
.brand-text strong{
  display:block;
  font-size:17px;
  font-weight:800;
  color:var(--ink);
  line-height:1.25;
  letter-spacing:.01em;
}
.brand-text span{
  display:block;
  font-size:11px;
  color:var(--muted);
  letter-spacing:.14em;
  line-height:1.4;
}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  padding:0;
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
  cursor:pointer;
  position:relative;
}
.nav-toggle span{
  position:absolute;
  left:12px;
  right:12px;
  height:2px;
  background:var(--ink);
  border-radius:2px;
  transition:transform var(--ease),opacity var(--ease);
}
.nav-toggle span:nth-child(1){top:15px;}
.nav-toggle span:nth-child(2){top:21px;}
.nav-toggle span:nth-child(3){top:27px;}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.mobile-panel{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
}
.mobile-panel.is-open{display:block;}
.mobile-panel a{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 24px;
  border-bottom:1px solid var(--line);
  color:#34455C;
  font-size:16px;
  font-weight:600;
}
.mobile-panel a.is-active{color:var(--brand-700);}
.mobile-panel .mobile-cta{padding:16px 24px 24px;border-bottom:0;}
.mobile-panel .mobile-cta .btn{width:100%;}
body.nav-locked{overflow:hidden;}

/* ---------- Breadcrumb ---------- */
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  padding:24px 0 0;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-700);}
.breadcrumb .sep{color:#A9B8CA;}
.breadcrumb [aria-current]{color:var(--ink);font-weight:600;}

/* ---------- Hero ---------- */
.page-hero{
  background:linear-gradient(180deg,#F4F8FD 0%,#F7F9FC 100%);
  padding:8px 0 72px;
  border-bottom:1px solid var(--line);
}
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
  padding-top:36px;
}
.hero-copy h1{margin:16px 0 18px;max-width:20ch;}
.hero-sub{
  font-size:18px;
  color:var(--muted);
  max-width:34em;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:0;
  border-top:1px solid var(--line);
  padding-top:20px;
}
.hero-facts li{
  padding:0 22px;
  border-left:1px solid var(--line);
}
.hero-facts li:first-child{padding-left:0;border-left:0;}
.hero-facts strong{
  display:block;
  font-family:'Inter','Helvetica Neue',sans-serif;
  font-variant-numeric:tabular-nums;
  font-size:22px;
  font-weight:800;
  color:var(--brand-700);
  line-height:1.3;
}
.hero-facts span{display:block;font-size:13px;color:var(--muted);}
.hero-media{position:relative;}
.hero-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:20px;
  background:var(--brand-050);
  box-shadow:var(--sh-card);
  border:1px solid var(--line);
}
.media-badge{
  position:absolute;
  left:20px;
  bottom:20px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:34px;
  padding:0 14px;
  border-radius:8px;
  background:rgba(255,255,255,.96);
  color:var(--brand-800);
  font-size:13px;
  font-weight:700;
  box-shadow:0 6px 18px rgba(18,36,58,.14);
}
.media-badge::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--accent-600);
}

/* ---------- Price cards ---------- */
.price-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  align-items:start;
}
.price-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px;
  box-shadow:var(--sh-card);
  display:flex;
  flex-direction:column;
  transition:box-shadow var(--ease),transform var(--ease),border-color var(--ease);
}
.price-card:hover{
  box-shadow:var(--sh-hover);
  transform:translateY(-2px);
}
.price-card--featured{
  border:2px solid var(--brand-800);
  box-shadow:var(--sh-feature);
  margin-top:-12px;
  padding-top:32px;
  padding-bottom:32px;
}
.plan-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:14px;
}
.price-card h3{font-size:21px;margin-bottom:8px;}
.plan-desc{font-size:14.5px;color:var(--muted);min-height:52px;margin-bottom:18px;}
.plan-price{
  display:flex;
  align-items:baseline;
  gap:8px;
  padding:14px 0 18px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  margin-bottom:20px;
}
.plan-price .num{
  font-family:'Inter','Helvetica Neue',sans-serif;
  font-variant-numeric:tabular-nums;
  font-size:34px;
  font-weight:800;
  color:var(--brand-800);
  line-height:1.1;
  letter-spacing:-0.01em;
}
.plan-price .unit{font-size:13px;color:var(--muted);}
.plan-list{margin-bottom:24px;flex:1 1 auto;}
.plan-list li{
  position:relative;
  padding:8px 0 8px 26px;
  font-size:14.5px;
  color:var(--text);
  border-bottom:1px dashed #EDF2F9;
}
.plan-list li:last-child{border-bottom:0;}
.plan-list li::before{
  content:"";
  position:absolute;
  left:2px;
  top:16px;
  width:12px;
  height:7px;
  border-left:2px solid var(--brand-600);
  border-bottom:2px solid var(--brand-600);
  transform:rotate(-45deg);
}
.price-note{
  margin:28px auto 0;
  max-width:720px;
  text-align:center;
  font-size:13.5px;
  color:var(--muted);
}

/* ---------- Split block ---------- */
.split{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:56px;
  align-items:start;
}
.split h2{margin-bottom:16px;}
.split p{color:var(--muted);}
.split-media{
  margin-top:26px;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--brand-050);
}
.split-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
}
.num-list li{
  display:grid;
  grid-template-columns:64px 1fr;
  gap:16px;
  padding:22px 0;
  border-bottom:1px solid var(--line);
}
.num-list li:first-child{padding-top:0;}
.num-list li:last-child{border-bottom:0;padding-bottom:0;}
.num-list .idx{
  font-family:'Inter','Helvetica Neue',sans-serif;
  font-variant-numeric:tabular-nums;
  font-size:26px;
  font-weight:800;
  color:var(--brand-100);
  line-height:1.1;
}
.num-list h3{font-size:18.5px;margin-bottom:6px;}
.num-list p{font-size:15px;color:var(--muted);margin:0;}

/* ---------- Metrics strip ---------- */
.metric-band{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:44px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:26px 0;
}
.metric-band div{
  padding:0 22px;
  border-left:1px solid var(--line);
}
.metric-band div:first-child{border-left:0;padding-left:0;}
.metric-band strong{
  display:block;
  font-family:'Inter','Helvetica Neue',sans-serif;
  font-variant-numeric:tabular-nums;
  font-size:32px;
  font-weight:800;
  color:var(--brand-700);
  line-height:1.2;
}
.metric-band span{display:block;font-size:13px;color:var(--muted);}

/* ---------- Compare list ---------- */
.compare-wrap{
  overflow-x:auto;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:#fff;
  box-shadow:var(--sh-card);
}
.compare{min-width:620px;}
.compare-row{
  display:grid;
  grid-template-columns:1.7fr repeat(3,1fr);
  align-items:center;
  gap:8px;
  padding:16px 24px;
  font-size:14.5px;
  border-top:1px solid var(--line);
}
.compare-row:first-child{border-top:0;}
.compare-row:nth-child(odd){background:#F7F9FC;}
.compare-row.compare-head{
  background:var(--brand-050);
  font-size:13px;
  font-weight:700;
  color:var(--brand-800);
  letter-spacing:.04em;
  border-top:0;
}
.compare-row .c-name{font-weight:700;color:var(--ink);}
.compare-row .c-cell{text-align:center;color:var(--muted);}
.compare-row.compare-head .c-cell{color:var(--brand-800);}
.mark-yes{color:var(--brand-700);font-weight:800;}
.mark-no{color:#A9B8CA;font-weight:700;}

/* ---------- Terms cards ---------- */
.terms-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
  margin-top:40px;
}
.term-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px;
  box-shadow:var(--sh-card);
  transition:box-shadow var(--ease),transform var(--ease);
}
.term-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);}
.term-card h3{font-size:18px;margin-bottom:10px;}
.term-card p{font-size:15px;color:var(--muted);margin:0;}
.term-card .badge{margin-bottom:14px;}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line);max-width:900px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:20px 0;
  cursor:pointer;
  font-size:17px;
  font-weight:700;
  color:var(--ink);
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  width:28px;
  height:28px;
  display:grid;
  place-items:center;
  border:1px solid var(--line);
  border-radius:8px;
  color:var(--brand-700);
  font-size:18px;
  font-weight:700;
  line-height:1;
  transition:background var(--ease),border-color var(--ease);
}
.faq-item summary:hover{color:var(--brand-700);}
.faq-item summary:hover::after{background:var(--brand-050);border-color:var(--brand-100);}
.faq-item[open] summary::after{content:"–";background:var(--brand-050);border-color:var(--brand-100);}
.faq-body{
  padding:0 0 22px;
  max-width:62ch;
  font-size:15px;
  line-height:1.9;
  color:var(--muted);
}

/* ---------- CTA ---------- */
.cta-panel{
  background:var(--brand-050);
  border:1px solid var(--brand-100);
  border-radius:var(--r-lg);
  padding:56px;
  display:grid;
  grid-template-columns:1.3fr .7fr;
  gap:40px;
  align-items:center;
}
.cta-panel h2{font-size:30px;margin-bottom:12px;}
.cta-panel p{color:var(--muted);margin:0;max-width:40em;}
.cta-actions{display:flex;flex-direction:column;gap:12px;}
.cta-actions .btn{width:100%;}

/* ---------- Footer ---------- */
.site-footer{
  background:#102A47;
  color:rgba(255,255,255,.78);
  padding-top:64px;
  margin-top:0;
  font-size:14.5px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:56px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand .brand-mark{background:var(--brand-700);}
.footer-brand strong{color:#fff;font-size:17px;font-weight:800;letter-spacing:.01em;}
.footer-col p{color:rgba(255,255,255,.72);margin:0;font-size:14px;line-height:1.85;}
.footer-col h3{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{color:rgba(255,255,255,.78);font-size:14.5px;}
.footer-col ul a:hover{color:#fff;}
.subscribe-form{display:flex;flex-direction:column;gap:8px;}
.subscribe-form label{font-size:13px;font-weight:600;color:rgba(255,255,255,.8);}
.subscribe-form input{
  height:46px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.08);
  color:#fff;
  padding:0 16px;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.45);}
.subscribe-form input:focus{
  outline:none;
  border-color:#fff;
  box-shadow:0 0 0 3px rgba(255,255,255,.18);
  background:rgba(255,255,255,.12);
}
.subscribe-form .btn{
  margin-top:4px;
  height:44px;
  background:#fff;
  border-color:#fff;
  color:var(--brand-800);
  font-size:15px;
}
.subscribe-form .btn:hover{background:var(--brand-050);border-color:var(--brand-050);color:var(--brand-800);}
.form-hint{font-size:12.5px;color:rgba(255,255,255,.55);line-height:1.7;}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;
  font-size:13px;
  color:rgba(255,255,255,.6);
}
.footer-bottom .domain{letter-spacing:.06em;}

/* ---------- Responsive ---------- */
@media screen and (max-width:1024px){
  h1{font-size:38px;}
  h2{font-size:29px;}
  .section{padding:72px 0;}
  .hero-grid{grid-template-columns:1fr;gap:36px;padding-top:24px;}
  .hero-copy h1{max-width:100%;}
  .hero-media img{aspect-ratio:16/10;}
  .split{grid-template-columns:1fr;gap:36px;}
  .price-grid{grid-template-columns:1fr;gap:20px;max-width:620px;margin:0 auto;}
  .price-card--featured{margin-top:0;}
  .cta-panel{grid-template-columns:1fr;padding:40px;gap:28px;}
  .cta-actions{flex-direction:row;}
  .cta-actions .btn{width:auto;flex:1 1 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .metric-band{grid-template-columns:repeat(2,1fr);row-gap:24px;}
  .metric-band div:nth-child(3){border-left:0;padding-left:0;}
  .terms-grid{grid-template-columns:1fr;}
}
@media screen and (max-width:900px){
  .nav-side{display:none;}
  .nav-toggle{display:block;}
  .header-inner{min-height:64px;}
  .brand-text strong{font-size:15.5px;}
}
@media screen and (max-width:640px){
  h1{font-size:30px;}
  h2{font-size:25px;}
  .container{padding-left:20px;padding-right:20px;}
  .section{padding:56px 0;}
  .page-hero{padding-bottom:52px;}
  .hero-sub{font-size:16px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-facts{gap:18px 0;}
  .hero-facts li{width:50%;padding:0 12px;border-left:1px solid var(--line);}
  .hero-facts li:nth-child(odd){padding-left:0;border-left:0;}
  .hero-facts strong{font-size:19px;}
  .metric-band{grid-template-columns:1fr;row-gap:20px;padding:22px 0;}
  .metric-band div{padding:0;border-left:0;}
  .compare-row{padding:14px 16px;font-size:13.5px;}
  .price-card{padding:22px;}
  .cta-panel{padding:28px;border-radius:18px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .num-list li{grid-template-columns:1fr;gap:6px;}
  .num-list .idx{font-size:18px;color:var(--brand-600);}
  .plan-desc{min-height:0;}
  .faq-item summary{font-size:16px;}
  .breadcrumb{font-size:12.5px;}
}
@media screen and (min-width:1280px){
  .container{padding-left:32px;padding-right:32px;}
}