/* roulang page: index */
:root{
  --brand-700:#1B4A78;
  --brand-600:#2E6CA4;
  --brand-500:#3D84C0;
  --brand-100:#E3EEF8;
  --brand-050:#F1F7FC;
  --accent-600:#D9752F;
  --accent-500:#EA8A3E;
  --ink-900:#1F2E3D;
  --ink-600:#5A6C7D;
  --ink-400:#8B9AA8;
  --line:#E4ECF4;
  --bg:#F7FAFD;
  --surface:#FFFFFF;
  --ok:#2E9E6B;
  --warn:#D99A2B;
  --err:#D64545;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-xl:28px;
  --sd-1:0 1px 2px rgba(27,74,120,.06), 0 4px 12px rgba(27,74,120,.05);
  --sd-2:0 10px 30px rgba(27,74,120,.12);
  --container:1180px;
  --nav-h:68px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink-900);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand-600);text-decoration:none}
button{font-family:inherit;font-size:inherit;color:inherit}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(46,108,164,.35);outline-offset:3px;border-radius:8px}
::selection{background:var(--brand-100);color:var(--brand-700)}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
section{scroll-margin-top:88px}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  height:var(--nav-h);
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease-out;
}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(27,74,120,.09)}
.nav{display:flex;align-items:center;gap:20px;height:var(--nav-h)}
.brand{display:flex;align-items:baseline;gap:8px;white-space:nowrap}
.brand__name{font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--brand-700)}
.brand__sub{font-size:11px;font-weight:700;letter-spacing:.18em;color:var(--ink-400)}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-links a{
  display:inline-flex;align-items:center;height:38px;padding:0 13px;
  border-radius:999px;font-size:15px;color:var(--ink-600);
  transition:color .18s ease-out,background .18s ease-out;
}
.nav-links a:hover{color:var(--brand-700);background:var(--brand-050)}
.nav-links a.is-active{color:var(--brand-700);background:var(--brand-100);font-weight:700}
.nav-cta{margin-left:10px}
.nav-toggle{
  display:none;width:44px;height:44px;margin-left:auto;
  background:transparent;border:1px solid var(--line);border-radius:12px;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand-700);transition:transform .22s ease-out,opacity .22s ease-out}
.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)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:999px;
  font-size:16px;font-weight:700;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease-out,box-shadow .18s ease-out,background .18s ease-out,border-color .18s ease-out;
}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:0 6px 16px rgba(46,108,164,.24)}
.btn-primary:hover{background:#28608f;transform:translateY(-2px);box-shadow:var(--sd-2)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 10px rgba(46,108,164,.2)}
.btn-ghost{background:#fff;color:var(--brand-600);border-color:var(--line)}
.btn-ghost:hover{transform:translateY(-2px);box-shadow:var(--sd-1);border-color:var(--brand-100)}
.btn-ghost:active{transform:translateY(0)}
.btn-accent{background:var(--accent-600);color:#fff;box-shadow:0 8px 20px rgba(217,117,47,.28)}
.btn-accent:hover{background:#c26726;transform:translateY(-2px);box-shadow:0 12px 28px rgba(217,117,47,.3)}
.btn-sm{min-height:44px;padding:0 20px;font-size:15px}
.btn-block{width:100%}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--brand-600);transition:gap .18s ease-out}
.btn-link:hover{gap:12px;color:var(--brand-700)}

/* ---------- Shared section bits ---------- */
.section{padding:96px 0}
.section--tight{padding:80px 0}
.section--alt{background:#fff}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:48px}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-600);text-transform:uppercase;margin-bottom:14px;
}
.section-eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--accent-500)}
h2{font-size:36px;line-height:1.28;font-weight:700;letter-spacing:-.015em;color:var(--brand-700);max-width:16em}
h3{font-size:22px;line-height:1.45;font-weight:600;color:var(--ink-900)}
.lead{font-size:17px;color:var(--ink-600);margin-top:16px;max-width:34em}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;
  border-radius:999px;background:var(--brand-100);color:var(--brand-700);
  font-size:13px;font-weight:700;letter-spacing:.02em;
}
.tag--accent{background:rgba(234,138,62,.14);color:var(--accent-600)}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:calc(var(--nav-h) + 64px) 0 92px;
  background:radial-gradient(1200px 620px at 18% -12%, var(--brand-050) 0%, #ffffff 64%);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(46,108,164,.16) 1px, transparent 1px);
  background-size:22px 22px;opacity:.55;
  -webkit-mask-image:linear-gradient(180deg,#000 0%,transparent 76%);
  mask-image:linear-gradient(180deg,#000 0%,transparent 76%);
}
.hero-inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.34fr .92fr;gap:56px;align-items:center;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:13px;font-weight:700;color:var(--brand-700);
  box-shadow:var(--sd-1);margin-bottom:22px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--ok);display:block}
h1{
  font-size:54px;line-height:1.16;font-weight:800;letter-spacing:-.02em;
  color:var(--brand-700);max-width:16em;
}
.hero-sub{
  margin-top:22px;font-size:18px;line-height:1.8;color:var(--ink-600);max-width:30em;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-trust{
  display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:34px;
  font-size:14px;color:var(--ink-600);
}
.hero-trust li{display:flex;align-items:center;gap:8px}
.hero-trust li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-500)}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:6/5;object-fit:cover;
  border-radius:var(--r-lg);box-shadow:var(--sd-2);
}
.hero-float{
  position:absolute;left:-18px;bottom:26px;
  display:grid;gap:2px;padding:18px 22px;
  background:#fff;border-radius:var(--r-md);
  border-top:2px solid var(--accent-500);
  box-shadow:0 14px 34px rgba(27,74,120,.16);
}
.hero-float__label{font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--ink-400)}
.hero-float strong{font-size:26px;font-weight:800;color:var(--brand-700);letter-spacing:-.01em;line-height:1.3}
.hero-float__sub{font-size:12px;color:var(--ink-600)}

/* ---------- Features 7+5 ---------- */
.feature-grid{display:grid;grid-template-columns:1.24fr .88fr;gap:24px;align-items:stretch}
.feature-lead{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sd-1);
  transition:box-shadow .22s ease-out,transform .22s ease-out;
}
.feature-lead:hover{transform:translateY(-4px);box-shadow:var(--sd-2)}
.feature-lead__media{overflow:hidden}
.feature-lead__media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease-out}
.feature-lead:hover .feature-lead__media img{transform:scale(1.03)}
.feature-lead__body{padding:28px;display:grid;gap:14px;align-content:start}
.feature-lead__body p{font-size:16px;color:var(--ink-600);line-height:1.8}
.feature-aside{display:grid;gap:24px;grid-template-rows:1fr 1fr}
.feature-card{
  display:grid;gap:12px;align-content:start;padding:28px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sd-1);
  transition:box-shadow .22s ease-out,transform .22s ease-out,border-color .22s ease-out;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--sd-2);border-color:var(--brand-100)}
.feature-icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:52px;height:52px;border-radius:14px;
  background:var(--brand-050);color:var(--brand-600);
}
.feature-card p{font-size:15.5px;color:var(--ink-600);line-height:1.8}

/* ---------- Demo timeline ---------- */
.demo{background:#fff}
.demo-track{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.demo-track::before{
  content:"";position:absolute;top:26px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,#DCE9F5,var(--brand-500),#DCE9F5);
  border-radius:2px;z-index:0;
}
.demo-step{position:relative;z-index:1;display:grid;gap:16px;align-content:start}
.demo-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:52px;height:52px;border-radius:50%;
  background:#fff;border:2px solid var(--brand-500);color:var(--brand-700);
  font-size:19px;font-weight:800;
  box-shadow:0 6px 16px rgba(46,108,164,.14);
}
.demo-thumb{overflow:hidden;border-radius:var(--r-md);box-shadow:var(--sd-1)}
.demo-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease-out}
.demo-step:hover .demo-thumb img{transform:scale(1.04)}
.demo-step h3{font-size:20px}
.demo-step p{font-size:15.5px;color:var(--ink-600);line-height:1.8}

/* ---------- Proof ---------- */
.stat-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  padding:42px 36px;border-radius:var(--r-xl);
  background:linear-gradient(140deg,#1B4A78 0%,#204f7d 46%,#173e66 100%);
  box-shadow:0 18px 44px rgba(27,74,120,.22);
}
.stat{display:grid;gap:6px}
.stat b{font-size:40px;font-weight:800;line-height:1.1;letter-spacing:-.02em;color:#fff}
.stat b em{font-style:normal;color:var(--accent-500)}
.stat span{font-size:13px;color:rgba(255,255,255,.72);line-height:1.6}
.voice-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:32px}
.voice-card{
  padding:28px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sd-1);
  display:grid;gap:16px;align-content:start;
  transition:box-shadow .22s ease-out,transform .22s ease-out;
}
.voice-card:hover{transform:translateY(-3px);box-shadow:var(--sd-2)}
.voice-card:nth-child(even){margin-top:28px}
.stars{display:flex;gap:3px;color:var(--accent-500);font-size:15px;letter-spacing:2px}
.voice-card p{font-size:16px;color:var(--ink-900);line-height:1.85}
.voice-meta{display:flex;align-items:center;gap:12px;margin-top:2px}
.avatar{
  width:42px;height:42px;border-radius:50%;flex:0 0 42px;
  background:var(--brand-100);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:800;
}
.voice-meta__name{font-size:15px;font-weight:700;color:var(--ink-900)}
.voice-meta__role{font-size:13px;color:var(--ink-400)}
.case-list{display:grid;gap:14px;margin-top:40px}
.case-row{
  display:grid;grid-template-columns:120px 1fr auto;gap:22px;align-items:center;
  padding:14px 20px 14px 14px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);
  transition:box-shadow .22s ease-out,transform .22s ease-out,border-color .22s ease-out;
}
.case-row:hover{transform:translateY(-2px);box-shadow:var(--sd-1);border-color:var(--brand-100)}
.case-row img{width:120px;height:76px;object-fit:cover;border-radius:10px}
.case-row h3{font-size:17px;font-weight:700}
.case-row p{font-size:14px;color:var(--ink-600);line-height:1.7}
.case-arrow{color:var(--brand-600);font-size:18px;transition:transform .18s ease-out}
.case-row:hover .case-arrow{transform:translateX(4px)}

/* ---------- News ---------- */
.news{background:var(--brand-050)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);box-shadow:var(--sd-1);
  transition:transform .22s ease-out,box-shadow .22s ease-out;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sd-2)}
.news-card__media{position:relative;overflow:hidden}
.news-card__media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s ease-out}
.news-card:hover .news-card__media img{transform:scale(1.03)}
.news-card__badge{
  position:absolute;top:12px;left:12px;
  height:26px;padding:0 11px;border-radius:999px;
  display:inline-flex;align-items:center;
  background:rgba(255,255,255,.9);color:var(--brand-700);
  font-size:12.5px;font-weight:700;
}
.news-card__body{display:flex;flex-direction:column;gap:10px;padding:22px 22px 18px;flex:1}
.news-card__body h3{
  font-size:18px;line-height:1.5;font-weight:700;color:var(--ink-900);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__body p{
  font-size:14.5px;color:var(--ink-600);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__foot{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-400);
}
.news-card__foot .case-arrow{font-size:16px}
.news-empty{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:64px 24px;background:var(--surface);border:1px dashed var(--line);
  border-radius:var(--r-md);color:var(--ink-600);font-size:15px;text-align:center;
}
.news-empty__icon{
  width:52px;height:52px;border-radius:50%;background:var(--brand-050);
  display:flex;align-items:center;justify-content:center;color:var(--brand-500);
}

/* ---------- Pricing ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.price-card{
  position:relative;display:flex;flex-direction:column;gap:22px;
  padding:32px 28px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sd-1);
  transition:transform .22s ease-out,box-shadow .22s ease-out;
}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--sd-2)}
.price-card--hot{
  transform:translateY(-8px);
  border:1px solid rgba(217,117,47,.45);
  border-top:3px solid var(--accent-500);
  box-shadow:0 18px 40px rgba(27,74,120,.14);
}
.price-card--hot:hover{transform:translateY(-12px)}
.price-badge{
  position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  height:26px;padding:0 14px;border-radius:999px;
  display:inline-flex;align-items:center;
  background:var(--accent-500);color:#fff;font-size:12.5px;font-weight:700;letter-spacing:.04em;
  white-space:nowrap;
}
.price-name{font-size:19px;font-weight:800;color:var(--brand-700)}
.price-amount{display:flex;align-items:baseline;gap:6px}
.price-amount strong{font-size:38px;font-weight:800;letter-spacing:-.02em;color:var(--ink-900);line-height:1.1}
.price-amount span{font-size:14px;color:var(--ink-400)}
.price-note{font-size:14px;color:var(--ink-600);line-height:1.7}
.price-list{display:grid;gap:12px;font-size:15px;color:var(--ink-600)}
.price-list li{display:flex;gap:10px;line-height:1.65}
.price-list li::before{
  content:"";flex:0 0 18px;width:18px;height:18px;margin-top:4px;border-radius:50%;
  background:var(--brand-050);
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232E6CA4' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size:12px 12px;background-position:center;background-repeat:no-repeat;
}

/* ---------- FAQ ---------- */
.faq{background:#fff}
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:14px;overflow:hidden;
  transition:box-shadow .22s ease-out,border-color .22s ease-out;
}
.faq-item:hover{border-color:var(--brand-100);box-shadow:var(--sd-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 24px;background:transparent;border:0;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink-900);cursor:pointer;
  transition:color .18s ease-out;
}
.faq-q:hover{color:var(--brand-600)}
.faq-sign{
  flex:0 0 26px;width:26px;height:26px;position:relative;
  border-radius:50%;background:var(--brand-050);transition:transform .22s ease-out,background .22s ease-out;
}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  background:var(--brand-600);border-radius:2px;
}
.faq-sign::before{width:12px;height:2px}
.faq-sign::after{width:2px;height:12px}
.faq-item.is-open .faq-sign{transform:rotate(45deg);background:var(--brand-100)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .24s ease-out}
.faq-a > div{overflow:hidden}
.faq-a p{padding:0 24px 22px;font-size:16px;line-height:1.85;color:var(--ink-600);max-width:44em}
.faq-item.is-open .faq-a{grid-template-rows:1fr}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;
  padding:56px 48px;border-radius:var(--r-xl);
  background:var(--brand-050);
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:36px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(46,108,164,.2) 1px, transparent 1px);
  background-size:18px 18px;opacity:.5;
  -webkit-mask-image:linear-gradient(90deg,#000,transparent 70%);
  mask-image:linear-gradient(90deg,#000,transparent 70%);
}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{font-size:32px;max-width:18em}
.cta-band p{margin-top:12px;font-size:16px;color:var(--ink-600);max-width:32em}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--brand-700);color:#fff;
  padding:72px 0 0;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand__name{color:#fff;font-size:19px}
.footer-brand .brand__sub{color:rgba(255,255,255,.5)}
.footer-desc{margin-top:16px;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.72);max-width:26em}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.08em;color:rgba(255,255,255,.62);margin-bottom:18px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{
  font-size:14.5px;color:rgba(255,255,255,.86);
  transition:color .18s ease-out,transform .18s ease-out;
  display:inline-block;
}
.footer-col a:hover{color:#BFDCF2;transform:translateX(2px)}
.subscribe{display:grid;gap:10px}
.subscribe-field{
  display:flex;gap:8px;padding:6px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);border-radius:14px;
}
.subscribe-field input{
  flex:1;min-width:0;height:42px;padding:0 14px;border-radius:10px;
  background:rgba(255,255,255,.94);border:1px solid transparent;
  font-size:14.5px;color:var(--ink-900);outline:none;
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.subscribe-field input::placeholder{color:var(--ink-400)}
.subscribe-field input:focus{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(61,132,192,.28)}
.subscribe-field .btn{min-height:42px;padding:0 18px;font-size:14.5px;border-radius:10px}
.subscribe-hint{font-size:12.5px;color:rgba(255,255,255,.55);line-height:1.7}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
  padding:22px 0 28px;border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(255,255,255,.62);
}

/* ---------- Floating CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:70;
  display:inline-flex;align-items:center;gap:10px;
  height:54px;padding:0 24px;border-radius:999px;
  background:var(--accent-600);color:#fff;font-size:15.5px;font-weight:700;
  box-shadow:0 12px 30px rgba(217,117,47,.34);
  transition:transform .18s ease-out,box-shadow .18s ease-out,background .18s ease-out;
  animation:breathe 3.4s ease-in-out infinite;
}
.float-cta:hover{background:#c26726;transform:translateY(-2px);box-shadow:0 16px 36px rgba(217,117,47,.4)}
.float-cta svg{flex:0 0 auto}
@keyframes breathe{
  0%,100%{box-shadow:0 12px 30px rgba(217,117,47,.32)}
  50%{box-shadow:0 12px 30px rgba(217,117,47,.32),0 0 0 8px rgba(234,138,62,.14)}
}
.mobile-bar{display:none}

/* ---------- Mobile drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:90;display:none;
}
.drawer.is-open{display:block}
.drawer__overlay{position:absolute;inset:0;background:rgba(19,42,66,.42);opacity:0;transition:opacity .24s ease-out}
.drawer.is-open .drawer__overlay{opacity:1}
.drawer__panel{
  position:absolute;top:0;left:0;right:0;max-height:100%;
  background:#fff;padding:0 24px 28px;
  transform:translateY(-12px);opacity:0;
  transition:transform .24s ease-out,opacity .24s ease-out;
  display:flex;flex-direction:column;
  max-height:100vh;overflow-y:auto;
}
.drawer.is-open .drawer__panel{transform:translateY(0);opacity:1}
.drawer__top{display:flex;align-items:center;justify-content:space-between;height:68px;border-bottom:1px solid var(--line)}
.drawer__close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;display:flex;align-items:center;justify-content:center;
  font-size:20px;color:var(--brand-700);line-height:1;
}
.drawer__links{display:grid;gap:4px;padding:18px 0 22px}
.drawer__links a{
  display:flex;align-items:center;min-height:52px;padding:0 4px;
  font-size:18px;font-weight:600;color:var(--ink-900);
  border-bottom:1px solid var(--line);
}
.drawer__links a.is-active{color:var(--brand-600)}
.drawer__cta{display:grid;gap:10px;margin-top:auto}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .nav-links a{padding:0 10px;font-size:14.5px}
  .hero-inner{gap:40px}
  h1{font-size:46px}
  h2{font-size:32px}
}
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .hero{padding:calc(var(--nav-h) + 48px) 0 72px}
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .hero-visual img{aspect-ratio:16/10}
  .hero-float{left:16px;bottom:-18px}
  .section{padding:76px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:18px;margin-bottom:36px}
  .feature-grid{grid-template-columns:1fr}
  .feature-aside{grid-template-rows:auto auto;grid-template-columns:1fr 1fr}
  .demo-track{grid-template-columns:1fr}
  .demo-track::before{display:none}
  .demo-step{grid-template-columns:52px 1fr;column-gap:20px;align-items:start}
  .demo-num{grid-row:span 3}
  .demo-thumb{grid-column:2}
  .demo-step h3{grid-column:2}
  .demo-step p{grid-column:2}
  .stat-bar{grid-template-columns:repeat(2,1fr);gap:28px;padding:36px 28px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr;max-width:560px}
  .price-card--hot{transform:none}
  .price-card--hot:hover{transform:translateY(-4px)}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .float-cta{display:none}
  .mobile-bar{
    position:fixed;left:0;right:0;bottom:0;z-index:75;
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    height:64px;padding:0 16px calc(0px + env(safe-area-inset-bottom));
    background:rgba(255,255,255,.96);
    -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
    border-top:1px solid var(--line);
    box-shadow:0 -6px 20px rgba(27,74,120,.08);
  }
  .mobile-bar span{font-size:13px;color:var(--ink-600);line-height:1.4;max-width:56%}
  .site-footer{padding-bottom:76px}
}
@media (max-width:820px){
  .hero-sub{font-size:17px}
  h1{font-size:38px}
  h2{font-size:29px}
  .voice-grid{grid-template-columns:1fr}
  .voice-card:nth-child(even){margin-top:0}
  .case-row{grid-template-columns:88px 1fr auto;gap:16px;padding:12px 16px 12px 12px}
  .case-row img{width:88px;height:62px}
  .feature-aside{grid-template-columns:1fr}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
}
@media (max-width:640px){
  body{font-size:16px}
  .container{padding:0 20px}
  h1{font-size:32px;letter-spacing:-.01em}
  h2{font-size:26px}
  h3{font-size:20px}
  .section{padding:60px 0}
  .hero{padding:calc(var(--nav-h) + 36px) 0 60px}
  .hero-actions .btn{width:100%}
  .hero-trust{font-size:13px;gap:8px 16px}
  .hero-float{padding:14px 18px;left:12px;bottom:-16px}
  .hero-float strong{font-size:22px}
  .stat-bar{grid-template-columns:1fr 1fr;padding:28px 22px;border-radius:20px}
  .stat b{font-size:32px}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-band{padding:34px 22px}
  .cta-band h2{font-size:24px}
  .faq-q{padding:18px 18px;font-size:16px}
  .faq-a p{padding:0 18px 18px;font-size:15px}
  .case-row{grid-template-columns:1fr auto;grid-template-areas:"text arrow" "img img";row-gap:12px}
  .case-row img{grid-area:img;width:100%;height:150px}
  .case-row .case-text{grid-area:text}
  .case-arrow{grid-area:arrow}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
}

/* roulang page: article */
:root{
  --brand-700:#1B4A78;
  --brand-600:#2E6CA4;
  --brand-500:#3D82BE;
  --brand-100:#E3EEF8;
  --brand-050:#F1F7FC;
  --accent-600:#D9752F;
  --accent-500:#EA8A3E;
  --ink-900:#1F2E3D;
  --ink-600:#5A6C7D;
  --ink-400:#8B9AA8;
  --line:#E4ECF4;
  --bg:#F7FAFD;
  --surface:#FFFFFF;
  --ok:#2E9E6B;
  --warn:#D99A2B;
  --err:#D64545;
  --r-card:16px;
  --r-lg:20px;
  --r-pill:999px;
  --sd-1:0 1px 2px rgba(27,74,120,.06), 0 4px 12px rgba(27,74,120,.05);
  --sd-2:0 10px 30px rgba(27,74,120,.12);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink-900);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease-out;}
button{font:inherit;color:inherit;}
input{font:inherit;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
section{scroll-margin-top:88px;}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:var(--r-pill);
  border:1px solid transparent;
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  cursor:pointer;
  text-align:center;
  transition:transform .18s ease-out, box-shadow .18s ease-out, background-color .18s ease-out, border-color .18s ease-out, color .18s ease-out;
}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:0 4px 14px rgba(46,108,164,.24);}
.btn-primary:hover{background:#28608F;color:#fff;transform:translateY(-2px);box-shadow:0 10px 26px rgba(46,108,164,.30);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 14px rgba(46,108,164,.24);}
.btn-ghost{background:var(--surface);color:var(--brand-600);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand-600);transform:translateY(-2px);box-shadow:var(--sd-1);}
.btn-accent{background:var(--accent-600);color:#fff;box-shadow:0 6px 18px rgba(217,117,47,.32);}
.btn-accent:hover{background:#C46722;color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(217,117,47,.4);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.42);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.8);transform:translateY(-2px);}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(46,108,164,.25);}
.btn-outline-light:focus-visible{box-shadow:0 0 0 3px rgba(255,255,255,.35);}

/* ---------- Header ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:100;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease-out;
}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(27,74,120,.09);}
.nav{display:flex;align-items:center;gap:22px;height:68px;}
.brand{display:flex;flex-direction:column;justify-content:center;line-height:1.15;margin-right:auto;color:var(--brand-700);}
.brand__name{font-size:18px;font-weight:800;letter-spacing:-.01em;}
.brand__sub{font-size:10.5px;font-weight:700;letter-spacing:.2em;color:var(--ink-400);margin-top:2px;}
.brand:hover{color:var(--brand-700);}
.nav-links{display:flex;align-items:center;gap:2px;}
.nav-links a{
  display:inline-flex;
  align-items:center;
  padding:10px 14px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:500;
  color:var(--ink-600);
}
.nav-links a:hover{background:var(--brand-050);color:var(--brand-700);}
.nav-links a.is-active{background:var(--brand-100);color:var(--brand-700);font-weight:700;}
.nav-cta{flex-shrink:0;}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:44px;height:44px;
  padding:0 10px;
  background:none;
  border:0;
  border-radius:12px;
  cursor:pointer;
}
.nav-toggle span{display:block;height:2px;width:100%;background:var(--ink-900);border-radius:2px;transition:transform .22s ease-out,opacity .22s ease-out;}
.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);}
.nav-toggle:focus-visible{outline:3px solid rgba(46,108,164,.3);}

.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:99;
  display:none;
  flex-direction:column;
  padding:88px 24px 32px;
  background:#fff;
  overflow-y:auto;
}
.mobile-drawer.is-open{display:flex;}
.mobile-drawer a{
  display:flex;
  align-items:center;
  min-height:52px;
  padding:12px 4px;
  font-size:18px;
  font-weight:600;
  color:var(--ink-900);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a:hover{color:var(--brand-600);}
.mobile-drawer a.btn{
  justify-content:center;
  margin-top:24px;
  border-bottom:0;
  min-height:52px;
  color:#fff;
  font-size:16px;
}
.mobile-drawer a.btn:hover{color:#fff;}

/* ---------- Page shell ---------- */
.page-main{
  padding-top:68px;
  background:linear-gradient(180deg,#EDF5FC 0%, rgba(247,250,253,0) 520px);
}

/* ---------- Breadcrumb ---------- */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:30px 0 0;
  font-size:13.5px;
  color:var(--ink-400);
}
.breadcrumb a{color:var(--ink-600);font-weight:500;}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb .sep{color:#C7D6E4;}
.breadcrumb .current{
  color:var(--ink-400);
  max-width:340px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

/* ---------- Article head ---------- */
.article-head{
  max-width:820px;
  padding:26px 0 40px;
}
.cat-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 16px;
  border-radius:var(--r-pill);
  background:var(--surface);
  border:1px solid var(--line);
  color:var(--brand-600);
  font-size:13px;
  font-weight:700;
  letter-spacing:.02em;
  box-shadow:var(--sd-1);
}
.cat-badge::before{
  content:"";
  width:7px;height:7px;
  border-radius:50%;
  background:var(--accent-500);
}
.cat-badge:hover{color:var(--brand-700);border-color:#CFDFEE;}
.article-head h1{
  margin-top:20px;
  font-size:clamp(26px,3.6vw,38px);
  line-height:1.32;
  font-weight:800;
  letter-spacing:-.015em;
  color:var(--brand-700);
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin-top:20px;
  font-size:13.5px;
  color:var(--ink-400);
}
.meta-row .dot{color:#C7D6E4;}
.meta-row strong{color:var(--ink-600);font-weight:600;}

/* ---------- Article body ---------- */
.article-main{padding-bottom:8px;}
.article-wrap{
  max-width:800px;
  margin:0 auto;
}
.article-cover{
  margin:0 0 44px;
  border-radius:var(--r-lg);
  overflow:hidden;
  aspect-ratio:16/9;
  background:var(--brand-100);
  box-shadow:var(--sd-1);
}
.article-cover img{width:100%;height:100%;object-fit:cover;}

.prose{
  font-size:17px;
  line-height:1.9;
  color:var(--ink-900);
  overflow-wrap:break-word;
  word-wrap:break-word;
}
.prose p{margin:0 0 1.5em;}
.prose h2{
  font-size:clamp(23px,2.4vw,28px);
  line-height:1.4;
  font-weight:700;
  color:var(--brand-700);
  margin:2.2em 0 .8em;
  padding-left:14px;
  border-left:4px solid var(--brand-600);
}
.prose h3{
  font-size:clamp(19px,1.9vw,22px);
  line-height:1.5;
  font-weight:600;
  color:var(--ink-900);
  margin:1.8em 0 .6em;
}
.prose h4{font-size:18px;font-weight:700;margin:1.6em 0 .5em;}
.prose ul,.prose ol{margin:0 0 1.5em;padding-left:1.4em;}
.prose li{margin:.45em 0;}
.prose li::marker{color:var(--brand-600);}
.prose a{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;}
.prose a:hover{color:var(--brand-700);}
.prose strong{font-weight:700;color:var(--brand-700);}
.prose blockquote{
  margin:1.8em 0;
  padding:18px 24px;
  border-left:4px solid var(--brand-600);
  background:var(--brand-050);
  border-radius:0 14px 14px 0;
  color:var(--ink-600);
  font-size:16.5px;
}
.prose blockquote p:last-child{margin-bottom:0;}
.prose img{border-radius:14px;margin:1.8em auto;max-width:100%;height:auto;}
.prose figure{margin:1.8em 0;}
.prose figcaption{font-size:13px;color:var(--ink-400);text-align:center;margin-top:10px;line-height:1.7;}
.prose table{
  display:block;
  width:100%;
  max-width:100%;
  overflow-x:auto;
  border-collapse:collapse;
  margin:1.8em 0;
  font-size:15px;
}
.prose table th,.prose table td{
  border:1px solid var(--line);
  padding:10px 14px;
  text-align:left;
  white-space:nowrap;
}
.prose table th{background:var(--brand-050);color:var(--brand-700);font-weight:700;}
.prose pre{
  background:#F1F5F9;
  border:1px solid var(--line);
  border-radius:12px;
  padding:18px 20px;
  overflow-x:auto;
  font-size:14px;
  line-height:1.75;
  margin:1.8em 0;
}
.prose code{
  background:#EFF4FA;
  border-radius:6px;
  padding:2px 6px;
  font-size:.9em;
  color:#1B4A78;
  word-break:break-word;
}
.prose pre code{background:none;padding:0;color:inherit;}
.prose hr{border:0;border-top:1px solid var(--line);margin:2.4em 0;}

.empty-state{
  text-align:center;
  padding:56px 28px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sd-1);
}
.empty-state h2{font-size:24px;font-weight:700;color:var(--brand-700);margin-bottom:12px;}
.empty-state p{color:var(--ink-600);font-size:15.5px;margin-bottom:26px;}

/* ---------- Tags & actions ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:46px 0 0;}
.tag{
  display:inline-flex;
  align-items:center;
  padding:8px 16px;
  border-radius:var(--r-pill);
  background:var(--brand-100);
  color:var(--brand-700);
  font-size:13.5px;
  font-weight:600;
  transition:background .18s ease-out, color .18s ease-out, transform .18s ease-out;
}
.tag:hover{background:var(--brand-600);color:#fff;transform:translateY(-2px);}
.article-actions{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-top:36px;
  padding-top:28px;
  border-top:1px solid var(--line);
}
.share-btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:44px;
  padding:10px 20px;
  border-radius:var(--r-pill);
  background:var(--surface);
  border:1px solid var(--line);
  color:var(--ink-600);
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:border-color .18s ease-out, color .18s ease-out, box-shadow .18s ease-out;
}
.share-btn:hover{border-color:var(--brand-600);color:var(--brand-600);box-shadow:var(--sd-1);}
.share-btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(46,108,164,.25);}

/* ---------- Section head ---------- */
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  margin-bottom:32px;
}
.eyebrow{
  display:inline-block;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.16em;
  color:var(--brand-600);
  margin-bottom:10px;
}
.section-head h2{
  font-size:clamp(24px,2.8vw,32px);
  line-height:1.3;
  font-weight:700;
  color:var(--brand-700);
  letter-spacing:-.01em;
}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14.5px;
  font-weight:700;
  color:var(--brand-600);
  padding:8px 0;
}
.link-more:hover{color:var(--brand-700);}
.link-more .arrow{transition:transform .2s ease-out;}
.link-more:hover .arrow{transform:translateX(4px);}

/* ---------- Related cards ---------- */
.related{padding:88px 0 0;}
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.post-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sd-1);
  overflow:hidden;
  transition:transform .2s ease-out, box-shadow .2s ease-out;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sd-2);}
.post-card__link{display:flex;flex-direction:column;height:100%;color:inherit;}
.post-card__link:hover{color:inherit;}
.post-card__media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--brand-100);
}
.post-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .38s ease-out;}
.post-card:hover .post-card__media img{transform:scale(1.04);}
.post-card__badge{
  position:absolute;
  top:12px;left:12px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.94);
  color:var(--brand-700);
  font-size:12px;
  font-weight:700;
  letter-spacing:.02em;
}
.post-card__body{
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1;
  padding:20px 22px 18px;
}
.post-card__body h3{
  font-size:17.5px;
  line-height:1.45;
  font-weight:700;
  color:var(--ink-900);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.post-card__body p{
  font-size:14.5px;
  line-height:1.75;
  color:var(--ink-600);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.post-card__foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:auto;
  padding-top:14px;
  font-size:13px;
  color:var(--ink-400);
}
.post-card__foot .arrow{color:var(--brand-600);font-weight:700;transition:transform .2s ease-out;}
.post-card:hover .post-card__foot .arrow{transform:translateX(4px);}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;
  margin-top:96px;
  padding:76px 0;
  background:var(--brand-700);
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(255,255,255,.18) 1px, transparent 1px);
  background-size:22px 22px;
  opacity:.45;
  pointer-events:none;
}
.cta-band__inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
  flex-wrap:wrap;
}
.cta-band__text{max-width:620px;}
.cta-band__text h2{
  font-size:clamp(24px,3vw,34px);
  line-height:1.32;
  font-weight:800;
  color:#fff;
  letter-spacing:-.01em;
}
.cta-band__text p{
  margin-top:14px;
  font-size:16px;
  line-height:1.85;
  color:rgba(255,255,255,.76);
}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--brand-700);
  color:#fff;
  padding:76px 0 34px;
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr 1fr 1fr 1.5fr;
  gap:40px;
}
.site-footer .brand__name{display:block;color:#fff;font-size:19px;font-weight:800;letter-spacing:-.01em;}
.site-footer .brand__sub{display:block;color:rgba(255,255,255,.48);font-size:10.5px;font-weight:700;letter-spacing:.2em;margin-top:4px;}
.footer-desc{
  margin-top:18px;
  max-width:320px;
  font-size:14px;
  line-height:1.85;
  color:rgba(255,255,255,.7);
}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  letter-spacing:.06em;
  color:#fff;
  margin-bottom:18px;
}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:11px;}
.footer-col a{
  display:inline-block;
  font-size:14.5px;
  color:rgba(255,255,255,.72);
  transition:color .18s ease-out, transform .18s ease-out;
}
.footer-col a:hover{color:#9EC9EC;transform:translateX(2px);}
.subscribe-field{display:flex;gap:8px;}
.subscribe input{
  flex:1;
  min-width:0;
  padding:12px 14px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.08);
  color:#fff;
  font-size:14px;
}
.subscribe input::placeholder{color:rgba(255,255,255,.45);}
.subscribe input:focus{outline:none;border-color:#9EC9EC;box-shadow:0 0 0 3px rgba(158,201,236,.22);}
.subscribe .btn{padding:12px 20px;font-size:14px;flex-shrink:0;}
.subscribe-hint{
  margin-top:12px;
  font-size:12.5px;
  line-height:1.75;
  color:rgba(255,255,255,.55);
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  margin-top:52px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;
  color:rgba(255,255,255,.6);
}

/* ---------- Floating CTA ---------- */
.float-cta{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:90;
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 24px;
  border-radius:var(--r-pill);
  background:var(--accent-600);
  color:#fff;
  font-size:15px;
  font-weight:700;
  box-shadow:0 12px 30px rgba(217,117,47,.35);
  transition:transform .18s ease-out, box-shadow .18s ease-out, background-color .18s ease-out;
}
.float-cta:hover{background:#C46722;color:#fff;transform:translateY(-2px);box-shadow:0 16px 36px rgba(217,117,47,.42);}
.float-cta::after{
  content:"";
  position:absolute;
  inset:-6px;
  border-radius:var(--r-pill);
  border:2px solid rgba(234,138,62,.4);
  animation:breathe 2.6s ease-in-out infinite;
  pointer-events:none;
}
@keyframes breathe{
  0%,100%{transform:scale(1);opacity:.7;}
  50%{transform:scale(1.06);opacity:0;}
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .nav-links,.nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .footer-desc{max-width:none;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:820px){
  .container{padding:0 20px;}
  .breadcrumb{padding-top:24px;}
  .article-head{padding:22px 0 32px;}
  .article-head h1{margin-top:16px;}
  .article-cover{margin-bottom:34px;}
  .related{padding:66px 0 0;}
  .card-grid{grid-template-columns:1fr;}
  .cta-band{margin-top:72px;padding:60px 0;}
  .cta-band__inner{gap:28px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
}
@media (max-width:640px){
  body{font-size:16px;}
  .article-head h1{font-size:26px;}
  .meta-row{font-size:13px;gap:8px;}
  .article-actions{flex-direction:column;align-items:stretch;}
  .article-actions .btn,.share-btn{width:100%;justify-content:center;}
  .cta-band__actions .btn{width:100%;}
  .float-cta{
    right:0;
    bottom:0;
    left:0;
    justify-content:center;
    border-radius:0;
    padding:18px 20px;
    font-size:16px;
    box-shadow:0 -6px 20px rgba(27,74,120,.16);
  }
  .float-cta::after{display:none;}
  .site-footer{padding-bottom:88px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}

/* roulang page: category1 */
:root{
  --brand-700:#1B4A78;
  --brand-600:#2E6CA4;
  --brand-100:#E3EEF8;
  --brand-050:#F1F7FC;
  --accent-600:#D9752F;
  --accent-500:#EA8A3E;
  --ink-900:#1F2E3D;
  --ink-600:#5A6C7D;
  --ink-400:#8B9AA8;
  --line:#E4ECF4;
  --bg:#F7FAFD;
  --surface:#FFFFFF;
  --ok:#2E9E6B;
  --warn:#D99A2B;
  --err:#D64545;
  --sd-1:0 1px 2px rgba(27,74,120,.06),0 4px 12px rgba(27,74,120,.05);
  --sd-2:0 10px 30px rgba(27,74,120,.12);
  --r-card:16px;
  --r-img:20px;
  --r-input:12px;
  --r-pill:999px;
  --container:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink-900);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
body.is-locked{overflow:hidden}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;line-height:1.28}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand-600);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--brand-700)}
button{font-family:inherit}
input{font-family:inherit}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(46,108,164,.28);border-radius:8px}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Header / Nav ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  height:68px;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 28px rgba(27,74,120,.10)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:68px}
.brand{display:flex;flex-direction:column;line-height:1.12;flex:none}
.brand__name{font-size:18px;font-weight:800;color:var(--brand-700);letter-spacing:-.02em}
.brand__sub{font-size:10px;font-weight:700;letter-spacing:.24em;color:var(--ink-400);margin-top:2px}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  display:inline-flex;align-items:center;
  padding:9px 12px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--ink-600);
  transition:background .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
}
.nav-links a:hover{background:var(--brand-050);color:var(--brand-700);transform:translateY(-1px)}
.nav-links a.is-active{background:var(--brand-100);color:var(--brand-700);font-weight:700}
.nav-toggle{
  display:none;flex:none;width:44px;height:44px;border:1px solid var(--line);
  background:var(--surface);border-radius:12px;cursor:pointer;padding:0;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand-700);transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-pill);
  font-size:16px;font-weight:700;letter-spacing:.01em;cursor:pointer;
  border:1px solid transparent;text-align:center;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:0 6px 18px rgba(46,108,164,.22)}
.btn-primary:hover{background:#2A6194;color:#fff;transform:translateY(-2px);box-shadow:var(--sd-2)}
.btn-ghost{background:var(--surface);color:var(--brand-700);border-color:var(--line);box-shadow:var(--sd-1)}
.btn-ghost:hover{background:var(--brand-050);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--sd-2)}
.btn-accent{background:var(--accent-600);color:#fff;box-shadow:0 8px 20px rgba(217,117,47,.28)}
.btn-accent:hover{background:#C46725;color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(217,117,47,.32)}
.btn-sm{min-height:42px;padding:0 18px;font-size:15px}
.btn:disabled{opacity:.5;cursor:not-allowed;filter:saturate(.5)}

/* ---------- Mobile drawer ---------- */
.mobile-drawer{
  position:fixed;inset:0;z-index:130;background:#fff;
  display:flex;flex-direction:column;
  padding:88px 24px 24px;
  transform:translateX(100%);visibility:hidden;
  transition:transform .26s var(--ease),visibility .26s var(--ease);
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);visibility:visible}
.drawer-label{font-size:12px;letter-spacing:.2em;font-weight:700;color:var(--ink-400);margin-bottom:12px}
.drawer-links{display:flex;flex-direction:column;gap:4px}
.drawer-links a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:56px;padding:0 4px;font-size:18px;font-weight:600;color:var(--ink-900);
  border-bottom:1px solid var(--line);
}
.drawer-links a.is-active{color:var(--brand-600)}
.drawer-links a::after{content:"›";color:var(--ink-400);font-size:22px;line-height:1}
.drawer-cta{margin-top:28px}
.drawer-cta .btn{width:100%}

/* ---------- Main / sections ---------- */
main{padding-top:68px}
section{scroll-margin-top:88px}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:44px;flex-wrap:wrap}
.section-title{font-size:36px;font-weight:700;color:var(--brand-700);max-width:640px}
.section-sub{color:var(--ink-600);font-size:16px;max-width:560px;margin-top:12px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.16em;color:var(--brand-600);
  background:var(--brand-100);border-radius:var(--r-pill);padding:6px 14px;
}
.eyebrow--plain{background:none;padding:0;color:var(--ink-400);letter-spacing:.18em}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  padding:36px 0 88px;
  background:
    radial-gradient(1100px 460px at 78% -12%, #E9F2FA 0%, rgba(241,247,252,0) 62%),
    radial-gradient(900px 380px at 0% 0%, #F1F7FC 0%, rgba(255,255,255,0) 60%),
    #FFFFFF;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(27,74,120,.09) 1px, transparent 1px);
  background-size:22px 22px;opacity:.45;
  -webkit-mask-image:linear-gradient(to bottom, #000 0%, transparent 62%);
  mask-image:linear-gradient(to bottom, #000 0%, transparent 62%);
}
.breadcrumb{
  position:relative;z-index:2;
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-400);margin-bottom:32px;
}
.breadcrumb a{color:var(--ink-600)}
.breadcrumb a:hover{color:var(--brand-600)}
.breadcrumb span.sep{color:var(--ink-400)}
.breadcrumb .current{color:var(--ink-900);font-weight:600}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center;
}
.hero-copy .eyebrow{margin-bottom:20px}
h1{
  font-size:54px;font-weight:800;line-height:1.18;letter-spacing:-.02em;
  color:var(--brand-700);max-width:16ch;
}
h1 em{font-style:normal;color:var(--brand-600)}
.hero-lead{margin-top:22px;font-size:17px;color:var(--ink-600);max-width:52ch}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.trust-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:28px;font-size:13.5px;color:var(--ink-600)}
.trust-row .dot{width:5px;height:5px;border-radius:50%;background:var(--ink-400);display:inline-block}
.trust-pill{display:inline-flex;align-items:center;gap:6px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-pill);padding:6px 12px;box-shadow:var(--sd-1)}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);
  box-shadow:0 24px 60px rgba(27,74,120,.16);
}
.float-card{
  position:absolute;left:-18px;bottom:26px;
  background:rgba(255,255,255,.96);border-radius:14px;padding:14px 18px;
  box-shadow:var(--sd-2);border:1px solid var(--line);
  display:flex;align-items:center;gap:12px;
}
.float-card strong{font-family:"Inter",sans-serif;font-size:26px;font-weight:800;color:var(--brand-700);line-height:1}
.float-card small{display:block;font-size:12.5px;color:var(--ink-600);letter-spacing:.02em}

/* ---------- Format cards ---------- */
.fmt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.fmt-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sd-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.fmt-card:hover{transform:translateY(-4px);box-shadow:var(--sd-2);border-color:#D5E4F1}
.fmt-card__media{position:relative;overflow:hidden;background:var(--brand-050)}
.fmt-card__media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s var(--ease)}
.fmt-card:hover .fmt-card__media img{transform:scale(1.03)}
.badge{
  position:absolute;top:12px;left:12px;
  background:rgba(255,255,255,.92);color:var(--brand-600);
  font-size:13px;font-weight:700;letter-spacing:.02em;
  border-radius:var(--r-pill);padding:4px 12px;
  box-shadow:0 2px 8px rgba(27,74,120,.12);
}
.fmt-card__body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.fmt-card h3{font-size:20px;font-weight:700;color:var(--ink-900);line-height:1.4}
.fmt-card p{margin-top:10px;font-size:15px;color:var(--ink-600);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.fmt-card__foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:20px;padding-top:16px;border-top:1px solid var(--line);
}
.meta{font-size:13px;color:var(--ink-400);font-weight:500}
.go{display:inline-flex;align-items:center;gap:4px;font-size:14px;font-weight:700;color:var(--brand-600)}
.go svg{transition:transform .2s var(--ease)}
.go:hover svg{transform:translateX(4px)}

/* ---------- Dark proof band ---------- */
.dark-band{
  position:relative;color:#fff;
  background:
    radial-gradient(700px 300px at 88% 0%, rgba(46,108,164,.55) 0%, rgba(27,74,120,0) 70%),
    var(--brand-700);
  padding:80px 0;overflow:hidden;
}
.dark-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px, transparent 1px);
  background-size:26px 26px;opacity:.5;pointer-events:none;
}
.dark-band .container{position:relative;z-index:2}
.dark-head{max-width:640px;margin-bottom:44px}
.dark-head .eyebrow{background:rgba(255,255,255,.14);color:#CFE3F4}
.dark-head h2{color:#fff;font-size:36px;font-weight:700;margin-top:18px}
.dark-head p{color:#CFE3F4;margin-top:14px;font-size:16px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-card);padding:26px 22px;
  transition:transform .2s var(--ease),background .2s var(--ease);
}
.stat:hover{transform:translateY(-4px);background:rgba(255,255,255,.11)}
.stat__num{font-family:"Inter",sans-serif;font-size:40px;font-weight:800;line-height:1.05;color:#fff}
.stat__num span{font-size:18px;font-weight:700;margin-left:2px;color:#EA8A3E}
.stat__label{margin-top:8px;font-size:13.5px;color:#B9D2E7;line-height:1.7}
.stat__bar{height:3px;width:44px;border-radius:3px;background:var(--accent-500);margin-top:16px}

/* ---------- Flow ---------- */
.flow-list{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;position:relative}
.flow-list::before{
  content:"";position:absolute;left:0;right:0;top:22px;height:2px;
  background:linear-gradient(90deg,var(--brand-100),#CBDDEC,var(--brand-100));
}
.flow-item{position:relative;padding-top:0}
.flow-num{
  position:relative;z-index:2;
  width:46px;height:46px;border-radius:50%;
  background:var(--surface);border:2px solid var(--brand-600);color:var(--brand-600);
  display:flex;align-items:center;justify-content:center;
  font-family:"Inter",sans-serif;font-weight:800;font-size:16px;
  box-shadow:var(--sd-1);margin-bottom:18px;
}
.flow-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sd-1);height:100%;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.flow-card:hover{transform:translateY(-4px);box-shadow:var(--sd-2)}
.flow-card h3{font-size:17px;font-weight:700;color:var(--ink-900)}
.flow-card p{margin-top:8px;font-size:14.5px;color:var(--ink-600);line-height:1.75}
.flow-note{
  margin-top:34px;background:var(--brand-050);border:1px dashed #C9DEEE;border-radius:14px;
  padding:18px 22px;font-size:14.5px;color:var(--ink-600);
}

/* ---------- Scene grid ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.scene-card{
  display:flex;gap:20px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sd-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sd-2);border-color:#D5E4F1}
.scene-icon{
  flex:none;width:52px;height:52px;border-radius:14px;
  background:var(--brand-050);color:var(--brand-600);
  display:flex;align-items:center;justify-content:center;
  border:1px solid #DCEAF6;
}
.scene-card h3{font-size:18px;font-weight:700;color:var(--ink-900)}
.scene-card p{margin-top:8px;font-size:15px;color:var(--ink-600);line-height:1.8}
.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.tag{
  font-size:12.5px;font-weight:600;color:var(--brand-600);background:var(--brand-100);
  border-radius:var(--r-pill);padding:3px 10px;
}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--sd-1);overflow:hidden;
  transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.faq-item:hover{box-shadow:var(--sd-2)}
.faq-item[open]{border-color:#CFE2F2}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:64px;padding:18px 24px;
  font-size:17px;font-weight:600;color:var(--ink-900);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  flex:none;position:relative;width:22px;height:22px;border-radius:50%;
  background:var(--brand-050);transition:transform .22s var(--ease),background .22s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand-600);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:11px;height:2px}
.faq-icon::after{width:2px;height:11px}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--brand-100)}
.faq-a{padding:0 24px 22px;color:var(--ink-600);font-size:15.5px;line-height:1.85;max-width:76ch}

/* ---------- Pill nav ---------- */
.pill-nav{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:52px}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  min-height:44px;padding:0 18px;border-radius:var(--r-pill);
  background:var(--surface);border:1px solid var(--line);color:var(--ink-600);
  font-size:14.5px;font-weight:600;box-shadow:var(--sd-1);
  transition:transform .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.pill:hover{transform:translateY(-2px);color:var(--brand-700);border-color:#CFE2F2;box-shadow:var(--sd-2)}
.pill.is-current{background:var(--brand-600);border-color:var(--brand-600);color:#fff}
.pill.is-current:hover{color:#fff;transform:none}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--brand-050);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:76px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(46,108,164,.16) 1px, transparent 1px);
  background-size:20px 20px;opacity:.55;pointer-events:none;
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-inner h2{font-size:34px;font-weight:800;color:var(--brand-700);max-width:18ch;line-height:1.3}
.cta-inner p{margin-top:12px;color:var(--ink-600);font-size:16px;max-width:52ch}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand-700);color:#D8E6F2;padding:72px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr .9fr .9fr 1.3fr;gap:40px}
.footer-brand .brand__name{color:#fff;font-size:19px}
.footer-brand .brand__sub{color:#8FB4D3}
.footer-desc{margin-top:16px;font-size:14.5px;line-height:1.85;color:#B9D2E7;max-width:34ch}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.06em;color:#fff;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14.5px;color:#C3D8EA;display:inline-block;transition:color .18s var(--ease),transform .18s var(--ease)}
.footer-col a:hover{color:#fff;transform:translateX(2px)}
.subscribe-field{display:flex;gap:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:var(--r-pill);padding:6px}
.subscribe-field input{
  flex:1;min-width:0;background:transparent;border:none;color:#fff;
  padding:8px 14px;font-size:14.5px;border-radius:var(--r-pill);
}
.subscribe-field input::placeholder{color:#9FBDD7}
.subscribe-field input:focus{outline:none;box-shadow:none;background:rgba(255,255,255,.08)}
.subscribe-field .btn{min-height:40px;padding:0 18px;font-size:14.5px}
.subscribe-hint{margin-top:12px;font-size:13px;color:#9FBDD7;line-height:1.7}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.16);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#9FBDD7;
}

/* ---------- Floating CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:110;
  display:inline-flex;align-items:center;gap:10px;
  min-height:52px;padding:0 22px;border-radius:var(--r-pill);
  background:var(--accent-600);color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 12px 30px rgba(217,117,47,.34);
  animation:breathe 3.4s ease-in-out infinite;
  transition:transform .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease);
}
.float-cta:hover{background:#C46725;color:#fff;transform:translateY(-2px);box-shadow:0 16px 36px rgba(217,117,47,.4)}
@keyframes breathe{0%,100%{box-shadow:0 12px 30px rgba(217,117,47,.30),0 0 0 0 rgba(234,138,62,.32)}50%{box-shadow:0 12px 30px rgba(217,117,47,.34),0 0 0 10px rgba(234,138,62,0)}}
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:115;
  min-height:64px;padding:8px 16px calc(8px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.96);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(27,74,120,.08);
  align-items:center;justify-content:space-between;gap:12px;
}
.mobile-bar__text{font-size:13px;color:var(--ink-600);line-height:1.4;max-width:52%}
.mobile-bar .btn{min-height:44px;font-size:14.5px;padding:0 18px}

/* ---------- Responsive ---------- */
@media (max-width:1280px){
  h1{font-size:50px}
  .section-title,.dark-head h2{font-size:32px}
  .hero-grid{gap:40px}
}
@media (max-width:1024px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .float-cta{display:none}
  .mobile-bar{display:flex}
  body{padding-bottom:88px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  h1{font-size:40px;max-width:20ch}
  .hero-visual img{aspect-ratio:16/10}
  .fmt-grid{grid-template-columns:repeat(2,1fr)}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .flow-list{grid-template-columns:repeat(2,1fr)}
  .flow-list::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .section,.dark-band,.cta-band{padding-top:72px;padding-bottom:72px}
}
@media (max-width:820px){
  .section-title,.dark-head h2{font-size:28px}
  .cta-inner h2{font-size:28px}
  .scene-grid{grid-template-columns:1fr}
  .section-head{margin-bottom:32px}
}
@media (max-width:640px){
  body{font-size:16px}
  .container{padding:0 20px}
  h1{font-size:32px;line-height:1.24}
  .hero-lead{font-size:16px}
  .page-hero{padding:24px 0 64px}
  .fmt-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr;gap:14px}
  .stat{padding:20px 18px}
  .stat__num{font-size:32px}
  .flow-list{grid-template-columns:1fr;gap:14px}
  .flow-item{display:flex;gap:14px;align-items:flex-start}
  .flow-num{margin-bottom:0;flex:none;width:40px;height:40px;font-size:15px}
  .hero-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
  .float-card{left:8px;bottom:12px;padding:12px 14px}
  .float-card strong{font-size:22px}
  .footer-grid{grid-template-columns:1fr}
  .scene-card{padding:22px;flex-direction:column;gap:14px}
  .faq-item summary{font-size:16px;padding:16px 18px;min-height:60px}
  .faq-a{padding:0 18px 20px;font-size:15px}
  .footer-bottom{flex-direction:column;gap:8px}
  .section,.dark-band,.cta-band{padding-top:56px;padding-bottom:56px}
  .pill-nav{margin-top:36px}
}
@media (max-width:480px){
  h1{font-size:29px}
  .stat-grid{grid-template-columns:1fr}
  .subscribe-field{flex-direction:column;border-radius:16px;padding:10px}
  .subscribe-field .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}

/* roulang page: category2 */
:root{
  --brand-700:#1B4A78;
  --brand-600:#2E6CA4;
  --brand-500:#3D82BC;
  --brand-100:#E3EEF8;
  --brand-050:#F1F7FC;
  --accent-600:#D9752F;
  --accent-500:#EA8A3E;
  --ink-900:#1F2E3D;
  --ink-600:#5A6C7D;
  --ink-400:#8B9AA8;
  --line:#E4ECF4;
  --bg:#F7FAFD;
  --surface:#FFFFFF;
  --ok:#2E9E6B;
  --warn:#D99A2B;
  --err:#D64545;
  --r-sm:12px;
  --r-card:16px;
  --r-lg:20px;
  --r-pill:999px;
  --sd-1:0 1px 2px rgba(27,74,120,.06),0 4px 12px rgba(27,74,120,.05);
  --sd-2:0 10px 30px rgba(27,74,120,.12);
  --sd-3:0 18px 48px rgba(27,74,120,.16);
  --container:1180px;
  --gap:24px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink-900);
  background:var(--bg);
  padding-top:68px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-600);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--brand-700);}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
h1,h2,h3,h4{line-height:1.25;letter-spacing:-.01em;color:var(--ink-900);}
h1{font-size:clamp(32px,4.4vw,52px);font-weight:900;line-height:1.18;letter-spacing:-.02em;}
h2{font-size:clamp(26px,3vw,36px);font-weight:800;}
h3{font-size:clamp(19px,1.6vw,22px);font-weight:700;}
:focus-visible{outline:3px solid rgba(46,108,164,.35);outline-offset:3px;border-radius:6px;}
section{scroll-margin-top:88px;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

/* ---------- Header / Nav ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  height:68px;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s var(--ease),background .22s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(27,74,120,.09);}
.nav{display:flex;align-items:center;gap:20px;height:68px;}
.brand{display:flex;flex-direction:column;gap:1px;line-height:1.1;flex-shrink:0;}
.brand__name{font-size:17px;font-weight:900;color:var(--brand-700);letter-spacing:-.01em;}
.brand__sub{font-family:"Inter",sans-serif;font-size:10px;font-weight:700;letter-spacing:.22em;color:var(--ink-400);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  display:inline-flex;align-items:center;
  padding:9px 13px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:500;color:var(--ink-600);
  transition:background .18s var(--ease),color .18s var(--ease);
  white-space:nowrap;
}
.nav-links a:hover{background:var(--brand-050);color:var(--brand-700);}
.nav-links a.is-active{background:var(--brand-100);color:var(--brand-700);font-weight:700;}
.nav-cta{margin-left:8px;flex-shrink:0;}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:var(--surface);
  border-radius:12px;cursor:pointer;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--brand-700);border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--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);}

/* ---------- Drawer ---------- */
.drawer{
  position:fixed;inset:68px 0 0 0;z-index:110;
  background:rgba(255,255,255,.98);
  backdrop-filter:blur(10px);
  transform:translateY(-12px);
  opacity:0;visibility:hidden;
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
  overflow-y:auto;
  padding:28px 0 120px;
}
.drawer.is-open{opacity:1;visibility:visible;transform:translateY(0);}
.drawer__inner{display:flex;flex-direction:column;gap:6px;max-width:var(--container);margin:0 auto;padding:0 24px;}
.drawer__inner a.drawer-link{
  display:flex;align-items:center;min-height:52px;
  font-size:18px;font-weight:600;color:var(--ink-900);
  border-bottom:1px solid var(--line);padding:6px 4px;
}
.drawer__inner a.drawer-link.is-active{color:var(--brand-600);}
.drawer__cta{margin-top:24px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 26px;
  border-radius:var(--r-pill);border:1px solid transparent;
  font-size:15.5px;font-weight:700;cursor:pointer;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
  text-align:center;
}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:0 6px 18px rgba(46,108,164,.22);}
.btn-primary:hover{background:#2A6296;color:#fff;transform:translateY(-2px);box-shadow:var(--sd-2);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(46,108,164,.2);}
.btn-ghost{background:var(--surface);color:var(--brand-600);border-color:var(--line);box-shadow:var(--sd-1);}
.btn-ghost:hover{background:var(--brand-050);border-color:#CDE0F0;color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--sd-2);}
.btn-sm{min-height:40px;padding:9px 20px;font-size:14.5px;}
.btn-accent{background:var(--accent-600);color:#fff;box-shadow:0 8px 20px rgba(217,117,47,.28);}
.btn-accent:hover{background:#C56824;color:#fff;transform:translateY(-2px);box-shadow:0 14px 32px rgba(217,117,47,.32);}
.btn:disabled,.btn.is-disabled{opacity:.5;pointer-events:none;filter:saturate(.5);}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:15px;color:var(--brand-600);}
.link-arrow svg{transition:transform .18s var(--ease);}
.link-arrow:hover svg{transform:translateX(4px);}

/* ---------- Breadcrumb ---------- */
.breadcrumb{padding:22px 0 0;font-size:13.5px;color:var(--ink-400);}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li:not(:last-child)::after{content:"/";color:#C6D5E3;}
.breadcrumb a{color:var(--ink-600);}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb li[aria-current]{color:var(--ink-400);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:40px 0 72px;
  background:
    radial-gradient(1100px 480px at 78% -10%, #E7F1FA 0%, rgba(241,247,252,0) 68%),
    linear-gradient(180deg,#F1F7FC 0%,#FFFFFF 76%);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(#CFE1F0 1px,transparent 1px);
  background-size:22px 22px;opacity:.35;pointer-events:none;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.75),transparent 72%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.75),transparent 72%);
}
.hero .container{position:relative;z-index:1;}
.hero__grid{display:grid;grid-template-columns:58% 42%;gap:48px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:"Inter","Noto Sans TC",sans-serif;
  font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand-600);background:var(--brand-100);
  padding:7px 16px;border-radius:var(--r-pill);margin-bottom:22px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-500);}
.hero h1{
  padding-left:20px;
  border-left:5px solid var(--brand-600);
  max-width:15em;
  margin-bottom:22px;
}
.hero__lead{font-size:17.5px;color:var(--ink-600);max-width:33em;margin-bottom:30px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px;}
.trust{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13.5px;color:var(--ink-600);}
.trust__item{display:inline-flex;align-items:center;gap:7px;}
.trust__item svg{flex-shrink:0;color:var(--brand-600);}
.trust__dot{width:4px;height:4px;border-radius:50%;background:#C6D5E3;}
.hero__media{position:relative;}
.hero__media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-lg);
  box-shadow:var(--sd-3);
}
.hero__card{
  position:absolute;left:-18px;bottom:-20px;
  background:var(--surface);border-radius:14px;
  padding:14px 20px;box-shadow:var(--sd-2);border:1px solid var(--line);
  display:flex;align-items:center;gap:14px;
  min-width:200px;
}
.hero__card strong{font-family:"Inter",sans-serif;font-size:26px;font-weight:800;color:var(--brand-600);line-height:1;}
.hero__card span{font-size:12.5px;color:var(--ink-600);line-height:1.5;}

/* ---------- Sections ---------- */
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;}
.section-head h2{margin-bottom:14px;}
.section-sub{font-size:16.5px;color:var(--ink-600);}
.tag-line{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--accent-600);text-transform:uppercase;margin-bottom:14px;font-family:"Inter","Noto Sans TC",sans-serif;}

/* ---------- Stats ---------- */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:34px 28px;box-shadow:var(--sd-1);
}
.stat{text-align:center;position:relative;}
.stat:not(:last-child)::after{content:"";position:absolute;right:calc(var(--gap) / -2);top:12%;height:76%;width:1px;background:var(--line);}
.stat__num{font-family:"Inter",sans-serif;font-size:clamp(30px,3.4vw,40px);font-weight:800;color:var(--brand-600);line-height:1.05;}
.stat__num small{font-size:.48em;font-weight:700;margin-left:2px;}
.stat__label{font-size:13px;color:var(--ink-600);margin-top:8px;}

/* ---------- Row cards (4:3 圖 + 文) ---------- */
.row-cards{display:grid;gap:26px;}
.row-card{
  display:grid;grid-template-columns:320px 1fr;gap:0;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sd-1);overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.row-card:hover{transform:translateY(-4px);box-shadow:var(--sd-2);border-color:#D3E4F1;}
.row-card__media{position:relative;overflow:hidden;}
.row-card__media img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .35s var(--ease);}
.row-card:hover .row-card__media img{transform:scale(1.03);}
.row-card__body{padding:28px 30px;display:flex;flex-direction:column;justify-content:center;gap:12px;}
.row-card__body h3{margin-bottom:2px;}
.row-card__body p{font-size:16px;color:var(--ink-600);}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  align-self:flex-start;
  font-size:12.5px;font-weight:700;color:var(--brand-600);
  background:var(--brand-100);border-radius:var(--r-pill);
  padding:5px 13px;letter-spacing:.02em;
}
.chip--accent{color:var(--accent-600);background:#FBEDE2;}

/* ---------- Scene grid ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.scene-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sd-1);position:relative;overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.scene-card::before{
  content:"";position:absolute;left:0;top:0;height:100%;width:3px;
  background:linear-gradient(180deg,var(--brand-500),var(--brand-100));
  opacity:0;transition:opacity .2s var(--ease);
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sd-2);border-color:#D3E4F1;}
.scene-card:hover::before{opacity:1;}
.scene-card__icon{
  width:44px;height:44px;border-radius:14px;
  background:var(--brand-050);color:var(--brand-600);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.scene-card h3{margin-bottom:10px;font-size:19px;}
.scene-card p{font-size:15.5px;color:var(--ink-600);}
.scene-card__meta{margin-top:16px;font-size:13px;color:var(--ink-400);display:flex;gap:10px;align-items:center;flex-wrap:wrap;}
.scene-card__meta b{color:var(--brand-600);font-weight:700;}

/* ---------- Timeline ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:32px;padding-top:12px;}
.timeline::before{
  content:"";position:absolute;top:34px;left:8%;right:8%;height:2px;
  background:linear-gradient(90deg,var(--brand-100),var(--brand-500),var(--brand-100));
}
.step{position:relative;display:flex;flex-direction:column;gap:14px;}
.step__badge{
  width:56px;height:56px;border-radius:50%;
  background:var(--surface);border:2px solid var(--brand-600);
  color:var(--brand-600);font-family:"Inter",sans-serif;font-weight:800;font-size:20px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sd-1);position:relative;z-index:1;
}
.step__card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sd-1);flex:1;
}
.step__card h3{font-size:18px;margin-bottom:8px;}
.step__card p{font-size:15px;color:var(--ink-600);}
.step__thumb{margin-top:16px;border-radius:12px;overflow:hidden;}
.step__thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;}

/* ---------- Checklist ---------- */
.check-wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.check-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px;box-shadow:var(--sd-1);
}
.check-card h3{margin-bottom:18px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px 0;border-bottom:1px dashed var(--line);font-size:15.5px;color:var(--ink-600);
}
.check-list li:last-child{border-bottom:none;padding-bottom:0;}
.check-list li::before{
  content:"";flex-shrink:0;width:20px;height:20px;margin-top:4px;border-radius:50%;
  background:var(--brand-100) url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%232E6CA4' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/12px no-repeat;
}
.check-list strong{color:var(--ink-900);font-weight:700;}
.check-note{
  margin-top:18px;background:var(--brand-050);border-radius:12px;padding:14px 18px;
  font-size:14px;color:var(--brand-700);border-left:3px solid var(--brand-600);
}

/* ---------- Quotes ---------- */
.quote-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:start;}
.quote-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sd-1);
}
.quote-card--offset{margin-top:28px;}
.stars{display:flex;gap:3px;color:var(--accent-500);margin-bottom:14px;}
.quote-card blockquote{margin:0 0 20px;font-size:16.5px;color:var(--ink-900);line-height:1.85;}
.quote-person{display:flex;align-items:center;gap:12px;}
.avatar{
  width:42px;height:42px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(140deg,var(--brand-100),var(--brand-500));
  color:#fff;font-weight:800;font-size:15px;
  display:flex;align-items:center;justify-content:center;
  font-family:"Inter","Noto Sans TC",sans-serif;
}
.quote-person__name{font-size:14.5px;font-weight:700;color:var(--ink-900);line-height:1.4;}
.quote-person__role{font-size:12.5px;color:var(--ink-400);}

/* ---------- Dark band ---------- */
.band{
  background:linear-gradient(140deg,#12385C 0%,#1B4A78 55%,#22567F 100%);
  border-radius:var(--r-lg);
  padding:52px 48px;
  color:#fff;
  display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
  position:relative;overflow:hidden;
}
.band::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);
  background-size:20px 20px;opacity:.4;pointer-events:none;
}
.band__copy{position:relative;z-index:1;}
.band h2{color:#fff;margin-bottom:14px;}
.band p{color:#C9DDEE;font-size:16px;max-width:34em;}
.band__metrics{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.band__metric{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:18px 20px;}
.band__metric b{display:block;font-family:"Inter",sans-serif;font-size:28px;font-weight:800;color:#FFC08A;line-height:1.1;}
.band__metric span{font-size:13px;color:#BFD6E8;}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--sd-1);overflow:hidden;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);}
.faq-item.is-open{border-color:#C9DFF0;box-shadow:var(--sd-2);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:700;color:var(--ink-900);min-height:44px;
  transition:color .18s var(--ease);
}
.faq-q:hover{color:var(--brand-600);}
.faq-icon{
  position:relative;flex-shrink:0;width:22px;height:22px;border-radius:50%;
  background:var(--brand-050);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand-600);border-radius:2px;
  transform:translate(-50%,-50%);transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.faq-icon::before{width:11px;height:2px;}
.faq-icon::after{width:2px;height:11px;}
.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 .24s var(--ease);}
.faq-a__inner{padding:0 24px 22px;font-size:15.5px;color:var(--ink-600);}

/* ---------- Category switch ---------- */
.cats{display:flex;flex-wrap:wrap;gap:12px;}
.cat-pill{
  display:inline-flex;align-items:center;gap:8px;min-height:44px;
  padding:10px 20px;border-radius:var(--r-pill);
  background:var(--surface);border:1px solid var(--line);
  font-size:14.5px;font-weight:600;color:var(--ink-600);
  box-shadow:var(--sd-1);
  transition:all .18s var(--ease);
}
.cat-pill:hover{color:var(--brand-700);border-color:#C9DFF0;background:var(--brand-050);transform:translateY(-2px);box-shadow:var(--sd-2);}
.cat-pill.is-current{background:var(--brand-600);border-color:var(--brand-600);color:#fff;box-shadow:0 8px 20px rgba(46,108,164,.24);}
.cat-pill.is-current:hover{color:#fff;background:var(--brand-600);}

/* ---------- CTA band ---------- */
.cta-band{
  background:
    radial-gradient(700px 300px at 15% 0%, #E7F1FA 0%, rgba(255,255,255,0) 70%),
    var(--brand-050);
  border:1px solid #DCEAF7;
  border-radius:var(--r-lg);
  padding:52px 48px;
  text-align:center;
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(#C7DCEE 1px,transparent 1px);
  background-size:18px 18px;opacity:.5;pointer-events:none;
}
.cta-band h2{position:relative;z-index:1;margin-bottom:14px;}
.cta-band p{position:relative;z-index:1;color:var(--ink-600);max-width:32em;margin:0 auto 28px;}
.cta-band__actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px;justify-content:center;}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand-700);color:#D9E7F3;padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .9fr 1.1fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand__name{color:#fff;font-size:18px;display:block;}
.footer-brand .brand__sub{color:#8FB4D4;display:block;margin-bottom:16px;}
.footer-desc{font-size:14px;line-height:1.85;color:#B7D0E4;max-width:30em;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:#B7D0E4;display:inline-block;transition:color .18s var(--ease),transform .18s var(--ease);}
.footer-col a:hover{color:#fff;transform:translateX(2px);}
.subscribe-field{display:flex;gap:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:var(--r-sm);padding:6px;}
.subscribe-field input{
  flex:1;min-width:0;background:transparent;border:0;color:#fff;
  padding:10px 12px;font-size:14px;border-radius:8px;font-family:inherit;
}
.subscribe-field input::placeholder{color:#9EBDD6;}
.subscribe-field input:focus{outline:none;background:rgba(255,255,255,.1);}
.subscribe-field .btn{padding:10px 18px;min-height:40px;font-size:14px;background:var(--accent-600);box-shadow:none;}
.subscribe-field .btn:hover{background:#C56824;}
.subscribe-hint{font-size:12.5px;color:#9EBDD6;margin-top:12px;line-height:1.7;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:22px 0 26px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:#9EBDD6;
}

/* ---------- Floating CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:100;
  display:inline-flex;align-items:center;gap:10px;
  background:var(--accent-600);color:#fff;
  padding:14px 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;
  box-shadow:0 12px 30px rgba(217,117,47,.35);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
  animation:pulse 3.2s ease-in-out infinite;
}
.float-cta:hover{background:#C56824;color:#fff;transform:translateY(-2px);box-shadow:0 18px 38px rgba(217,117,47,.42);}
@keyframes pulse{
  0%,100%{box-shadow:0 12px 30px rgba(217,117,47,.32),0 0 0 0 rgba(234,138,62,.42);}
  50%{box-shadow:0 12px 30px rgba(217,117,47,.32),0 0 0 12px rgba(234,138,62,0);}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important;scroll-behavior:auto!important;}
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .hero__grid{grid-template-columns:1fr;gap:40px;}
  .hero__media{order:2;}
  .hero__card{left:auto;right:16px;bottom:-18px;}
  .quote-grid{grid-template-columns:1fr;}
  .quote-card--offset{margin-top:0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .band{grid-template-columns:1fr;padding:40px 32px;}
  .float-cta{
    left:0;right:0;bottom:0;border-radius:0;
    justify-content:center;padding:18px 20px;font-size:15px;
    padding-bottom:calc(18px + env(safe-area-inset-bottom));
    animation:none;
  }
  body{padding-bottom:72px;}
}
@media (max-width:820px){
  .section{padding:64px 0;}
  .stats{grid-template-columns:repeat(2,1fr);gap:26px 16px;padding:28px 20px;}
  .stat:nth-child(2)::after{display:none;}
  .stat:nth-child(1)::after,.stat:nth-child(3)::after{display:block;}
  .row-card{grid-template-columns:1fr;}
  .row-card__media img{aspect-ratio:16/9;}
  .row-card__body{padding:22px 22px 26px;}
  .scene-grid{grid-template-columns:1fr;}
  .check-wrap{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;gap:22px;padding-left:0;}
  .timeline::before{top:8px;bottom:8px;left:27px;right:auto;width:2px;height:auto;
    background:linear-gradient(180deg,var(--brand-100),var(--brand-500),var(--brand-100));}
  .step{flex-direction:row;gap:18px;align-items:flex-start;}
  .step__badge{width:46px;height:46px;font-size:17px;flex-shrink:0;}
  .hero h1{padding-left:16px;border-left-width:4px;}
}
@media (max-width:640px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .hero{padding:28px 0 56px;}
  .hero__actions .btn{width:100%;}
  .hero__card{position:static;margin-top:16px;left:auto;right:auto;bottom:auto;width:100%;}
  .band__metrics{grid-template-columns:1fr;}
  .cta-band{padding:36px 22px;}
  .band{padding:32px 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .section-head--row{flex-direction:column;align-items:flex-start;}
  .stats{grid-template-columns:1fr 1fr;padding:24px 16px;}
  .faq-q{padding:16px 18px;font-size:16px;}
  .faq-a__inner{padding:0 18px 18px;}
  .quote-card,.check-card,.scene-card{padding:22px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:400px){
  .stats{grid-template-columns:1fr;}
  .stat::after{display:none!important;}
}

/* roulang page: category3 */
:root{
  --brand-700:#1B4A78;
  --brand-600:#2E6CA4;
  --brand-500:#3D82BE;
  --brand-100:#E3EEF8;
  --brand-050:#F1F7FC;
  --accent-600:#D9752F;
  --accent-500:#EA8A3E;
  --ink-900:#1F2E3D;
  --ink-600:#5A6C7D;
  --ink-400:#8B9AA8;
  --line:#E4ECF4;
  --bg:#F7FAFD;
  --surface:#FFFFFF;
  --ok:#2E9E6B;
  --radius-card:16px;
  --radius-lg:20px;
  --sd-1:0 1px 2px rgba(27,74,120,.06), 0 4px 12px rgba(27,74,120,.05);
  --sd-2:0 10px 30px rgba(27,74,120,.12);
  --tr:180ms ease-out;
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink-900);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-600);text-decoration:none}
button{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.24;letter-spacing:-.015em;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
figure{margin:0}
section[id]{scroll-margin-top:88px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;text-align:center;
  transition:transform var(--tr),box-shadow var(--tr),background var(--tr),color var(--tr),border-color var(--tr);
}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:0 6px 16px rgba(46,108,164,.22)}
.btn-primary:hover{background:#28629a;transform:translateY(-2px);box-shadow:0 12px 26px rgba(46,108,164,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--brand-600);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand-600);transform:translateY(-2px);box-shadow:var(--sd-1)}
.btn-ghost:active{transform:translateY(0)}
a:focus-visible,button:focus-visible,input:focus-visible,.faq-q:focus-visible{
  outline:none;box-shadow:0 0 0 3px rgba(46,108,164,.25);
}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;height:68px;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--tr);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(27,74,120,.09)}
.site-header .container{height:100%}
.nav{display:flex;align-items:center;gap:18px;height:100%}
.brand{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto}
.brand__name{font-size:17px;font-weight:800;color:var(--brand-700);letter-spacing:-.01em}
.brand__sub{font-size:10px;font-weight:700;letter-spacing:.24em;color:var(--ink-400)}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-links a{
  display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--ink-600);
  transition:background var(--tr),color var(--tr);
}
.nav-links a:hover{background:var(--brand-050);color:var(--brand-700)}
.nav-links a.is-active{background:var(--brand-100);color:var(--brand-700)}
.nav-cta{flex:0 0 auto}
.nav-toggle{
  display:none;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  width:44px;height:44px;border:0;background:transparent;border-radius:12px;cursor:pointer;
}
.nav-toggle span{width:22px;height:2px;background:var(--brand-700);border-radius:2px;transition:transform var(--tr),opacity var(--tr)}
.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)}

.drawer{
  position:fixed;left:0;right:0;top:68px;bottom:0;z-index:99;
  display:none;flex-direction:column;gap:4px;
  padding:20px 20px 32px;background:#fff;overflow-y:auto;
}
.drawer.is-open{display:flex}
.drawer a{
  display:flex;align-items:center;min-height:52px;padding:0 14px;border-radius:12px;
  font-size:18px;font-weight:600;color:var(--ink-900);
}
.drawer a:hover{background:var(--brand-050)}
.drawer a.is-active{background:var(--brand-100);color:var(--brand-700)}
.drawer .btn{margin-top:18px;width:100%}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  padding:128px 0 78px;
  background:
    radial-gradient(900px 420px at 12% -10%, #E4F0FA 0%, rgba(255,255,255,0) 72%),
    radial-gradient(700px 380px at 92% 0%, #FDF1E7 0%, rgba(255,255,255,0) 70%),
    var(--surface);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(46,108,164,.10) 1px, transparent 1px);
  background-size:20px 20px;opacity:.45;
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:22px}
.crumbs a{color:var(--ink-600);transition:color var(--tr)}
.crumbs a:hover{color:var(--brand-600)}
.crumbs .sep{color:#C6D6E4}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;background:var(--brand-100);
  font-size:13px;font-weight:700;letter-spacing:.04em;color:var(--brand-600);margin-bottom:20px;
}
.page-hero h1{
  font-size:clamp(32px,4.3vw,48px);font-weight:800;line-height:1.18;letter-spacing:-.02em;
  color:var(--ink-900);max-width:19ch;
}
.hero-lede{margin-top:22px;font-size:17px;line-height:1.9;color:var(--ink-600);max-width:52ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-trust{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:26px;
  font-size:13.5px;color:var(--ink-400);
}
.hero-trust span{display:inline-flex;align-items:center;gap:8px}
.hero-trust span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-500);opacity:.7}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-lg);
  box-shadow:var(--sd-2);
}
.hero-float{
  position:absolute;left:-16px;bottom:22px;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:14px 18px;box-shadow:var(--sd-2);min-width:170px;
}
.hero-float strong{display:block;font-size:22px;font-weight:800;color:var(--brand-700);line-height:1.2}
.hero-float small{display:block;margin-top:4px;font-size:12.5px;color:var(--ink-400);letter-spacing:.02em}

/* ---------- Sections ---------- */
.section{padding:88px 0}
.section--alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:740px;margin-bottom:44px}
.section-head h2{font-size:clamp(26px,3.2vw,36px);font-weight:700;color:var(--ink-900)}
.section-head p{margin-top:16px;font-size:16px;line-height:1.9;color:var(--ink-600)}
.section-head--tight{margin-bottom:32px}

/* ---------- Numbered list ---------- */
.num-list{max-width:920px;margin:0 auto;border-top:1px solid var(--line)}
.num-item{
  display:grid;grid-template-columns:88px 1fr auto;gap:26px;align-items:start;
  padding:26px 16px;border-bottom:1px solid var(--line);
  border-radius:14px;
  transition:background var(--tr);
}
.num-item:hover{background:var(--brand-050)}
.num-item__no{
  font-size:38px;font-weight:800;line-height:1;color:#CFDDEA;
  letter-spacing:-.04em;padding-top:6px;font-variant-numeric:tabular-nums;
  transition:color var(--tr);
}
.num-item:hover .num-item__no{color:var(--brand-600)}
.num-item__body h3{font-size:20px;font-weight:700;color:var(--ink-900)}
.num-item__body p{margin-top:8px;font-size:15.5px;line-height:1.85;color:var(--ink-600);max-width:62ch}
.num-item__meta{display:flex;align-items:center;gap:12px;padding-top:8px;white-space:nowrap;font-size:13px;color:var(--ink-400)}
.arrow{display:inline-block;color:var(--brand-600);font-size:16px;transition:transform var(--tr)}
.num-item:hover .arrow{transform:translateX(4px)}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:26px 22px;box-shadow:var(--sd-1);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.step::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;border-radius:16px 16px 0 0;background:var(--accent-500);opacity:0;transition:opacity var(--tr)}
.step:hover{transform:translateY(-4px);box-shadow:var(--sd-2);border-color:#D6E5F2}
.step:hover::before{opacity:1}
.step__no{
  display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;
  border-radius:50%;background:var(--brand-100);color:var(--brand-700);
  font-size:15px;font-weight:800;margin-bottom:16px;
}
.step h3{font-size:18px;font-weight:700;margin-bottom:8px}
.step p{font-size:15px;line-height:1.8;color:var(--ink-600)}

.flow-figure{margin-top:36px;position:relative}
.flow-figure img{width:100%;aspect-ratio:21/9;object-fit:cover;border-radius:var(--radius-lg);box-shadow:var(--sd-1)}
.flow-figure figcaption{margin-top:12px;font-size:13px;color:var(--ink-400);text-align:center}

/* ---------- Cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;max-width:960px}
.info-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--sd-1);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--sd-2);border-color:#D6E5F2}
.info-card__icon{
  display:flex;align-items:center;justify-content:center;width:40px;height:40px;
  border-radius:12px;background:var(--brand-100);color:var(--brand-600);margin-bottom:18px;
}
.info-card h3{font-size:19px;font-weight:700;margin-bottom:8px}
.info-card p{font-size:15.5px;line-height:1.85;color:var(--ink-600)}

/* ---------- Stats band ---------- */
.stats-band{background:var(--brand-700);color:#fff;padding:76px 0}
.stats-band h2{font-size:clamp(24px,3vw,32px);color:#fff;max-width:24ch}
.stats-band .lead{margin-top:14px;font-size:15.5px;line-height:1.9;color:#BBD4EA;max-width:62ch}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:44px}
.stat{border-left:3px solid var(--accent-500);padding-left:18px}
.stat__num{font-size:clamp(32px,3.6vw,42px);font-weight:800;line-height:1.05;letter-spacing:-.02em;color:#fff;font-variant-numeric:tabular-nums}
.stat__unit{font-size:15px;font-weight:600;color:#9FC4E4;margin-left:4px}
.stat__label{margin-top:10px;font-size:13.5px;color:#BBD4EA;line-height:1.7}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:880px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;
  transition:box-shadow var(--tr),border-color var(--tr);
}
.faq-item.is-open{border-color:#CFE0EF;box-shadow:var(--sd-1)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:18px;width:100%;
  min-height:60px;padding:18px 22px;background:none;border:0;text-align:left;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--ink-900);line-height:1.6;
}
.faq-q:hover{color:var(--brand-700)}
.faq-icon{position:relative;flex:0 0 auto;width:16px;height:16px;transition:transform 220ms ease}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand-600);border-radius:2px}
.faq-icon::before{left:50%;top:0;width:2px;height:100%;transform:translateX(-50%)}
.faq-icon::after{top:50%;left:0;height:2px;width:100%;transform:translateY(-50%)}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 220ms ease}
.faq-a__inner{padding:0 22px 22px;font-size:16px;line-height:1.9;color:var(--ink-600)}

/* ---------- Category switch ---------- */
.switch-wrap{text-align:center}
.switch-row{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:26px}
.chip{
  display:inline-flex;align-items:center;min-height:44px;padding:0 20px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);
  font-size:14.5px;font-weight:600;color:var(--ink-600);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr),color var(--tr),background var(--tr);
}
.chip:hover{border-color:var(--brand-600);color:var(--brand-600);transform:translateY(-2px);box-shadow:var(--sd-1)}
.chip.is-current{background:var(--brand-600);border-color:var(--brand-600);color:#fff}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;padding:76px 0;text-align:center;
  background:var(--brand-050);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(46,108,164,.16) 1px, transparent 1px);
  background-size:18px 18px;opacity:.55;
}
.cta-band .container{position:relative;z-index:1}
.cta-band h2{font-size:clamp(24px,3vw,34px);color:var(--brand-700);max-width:22ch;margin:0 auto}
.cta-band p{margin:16px auto 0;max-width:56ch;font-size:16px;line-height:1.9;color:var(--ink-600)}
.cta-band .btn{margin-top:28px}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand-700);color:#D5E5F2;padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px}
.footer-brand .brand__name{display:block;color:#fff;font-size:19px}
.footer-brand .brand__sub{display:block;color:#8FB6D6;margin-top:2px}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:#B9D2E6;max-width:36ch}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700;letter-spacing:.01em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{display:inline-block;color:#B9D2E6;font-size:14.5px;transition:color var(--tr),transform var(--tr)}
.footer-col a:hover{color:#fff;transform:translateX(-2px)}
.subscribe-field{display:flex;gap:8px;flex-wrap:wrap}
.subscribe-field input{
  flex:1 1 160px;min-height:44px;padding:0 14px;border-radius:12px;
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.10);
  color:#fff;font-size:14.5px;transition:border-color var(--tr),background var(--tr),box-shadow var(--tr);
}
.subscribe-field input::placeholder{color:#9DBBD4}
.subscribe-field input:focus{border-color:#7FB3DC;background:rgba(255,255,255,.16);outline:none;box-shadow:0 0 0 3px rgba(46,108,164,.32)}
.subscribe-hint{margin-top:12px;font-size:12.5px;line-height:1.75;color:#8FB6D6}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#9DBBD4;
}

/* ---------- Responsive ---------- */
@media (max-width:1180px){
  .nav-links a{padding:0 11px;font-size:14px}
}
@media (max-width:1024px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex;margin-left:auto}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .page-hero{padding:112px 0 64px}
  .page-hero h1{max-width:26ch}
  .hero-visual{order:2}
  .hero-float{left:16px;bottom:16px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:820px){
  .section{padding:64px 0}
  .stats-band{padding:60px 0}
  .cta-band{padding:60px 0}
  .num-item{grid-template-columns:64px 1fr;gap:18px;padding:22px 10px}
  .num-item__no{font-size:30px;padding-top:2px}
  .num-item__meta{grid-column:1 / -1;justify-content:space-between;padding-top:0;width:100%}
  .card-grid{grid-template-columns:1fr;max-width:none}
  .flow-figure img{aspect-ratio:16/9}
}
@media (max-width:640px){
  body{font-size:16px}
  .container{padding:0 20px}
  .page-hero{padding:100px 0 52px}
  .page-hero h1{font-size:clamp(28px,7vw,34px);max-width:none}
  .hero-lede{font-size:16px}
  .hero-actions .btn{width:100%}
  .hero-float{position:static;margin-top:14px;box-shadow:var(--sd-1);min-width:0}
  .num-item{grid-template-columns:auto 1fr;gap:14px;padding:20px 4px;border-radius:0}
  .num-item__no{font-size:22px;padding-top:4px;min-width:30px}
  .num-item__body h3{font-size:18px}
  .num-item__body p{font-size:15px}
  .steps{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr;gap:24px}
  .stat{padding-left:14px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:8px;font-size:12.5px}
  .faq-q{font-size:16px;padding:16px 18px}
  .faq-a__inner{padding:0 18px 18px;font-size:15px}
  .cta-band .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}

/* roulang page: category4 */
:root{
  --brand-700:#1B4A78;
  --brand-600:#2E6CA4;
  --brand-500:#3C82BE;
  --brand-100:#E3EEF8;
  --brand-050:#F1F7FC;
  --accent-600:#D9752F;
  --accent-500:#EA8A3E;
  --ink-900:#1F2E3D;
  --ink-700:#33475A;
  --ink-600:#5A6C7D;
  --ink-400:#8B9AA8;
  --line:#E4ECF4;
  --bg:#F7FAFD;
  --surface:#FFFFFF;
  --success:#2E9E6B;
  --warn:#D99A2B;
  --danger:#D64545;
  --radius-card:16px;
  --radius-lg:20px;
  --radius-btn:999px;
  --radius-input:12px;
  --sd-1:0 1px 2px rgba(27,74,120,.06), 0 4px 12px rgba(27,74,120,.05);
  --sd-2:0 10px 30px rgba(27,74,120,.12);
  --sd-3:0 18px 48px rgba(12,40,70,.18);
  --container:1180px;
  --ease:180ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink-900);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-600);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-700);}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;}
input{font:inherit;}
:focus-visible{outline:3px solid rgba(46,108,164,.35);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}
section{scroll-margin-top:88px;}

/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(12px);
  -webkit-backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(27,74,120,.08);background:rgba(255,255,255,.97);}
.nav{display:flex;align-items:center;gap:24px;height:68px;}
.brand{display:flex;flex-direction:column;line-height:1.15;flex-shrink:0;}
.brand__name{font-size:18px;font-weight:800;color:var(--brand-700);letter-spacing:-.01em;}
.brand__sub{font-size:10px;font-weight:600;letter-spacing:.18em;color:var(--ink-400);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  display:inline-block;padding:9px 14px;border-radius:999px;
  font-size:14.5px;font-weight:500;color:var(--ink-600);
  transition:background var(--ease),color var(--ease);
}
.nav-links a:hover{background:var(--brand-050);color:var(--brand-700);}
.nav-links a.is-active{background:var(--brand-100);color:var(--brand-700);font-weight:700;}
.nav-cta{flex-shrink:0;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  border:1px solid var(--line);background:#fff;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand-700);transition:transform var(--ease),opacity var(--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);}

/* Drawer */
.drawer{
  position:fixed;inset:0;z-index:90;background:#fff;
  padding:88px 24px 32px;display:none;flex-direction:column;
  overflow-y:auto;
}
.drawer.is-open{display:flex;}
.drawer__inner{display:flex;flex-direction:column;gap:6px;}
.drawer__link{
  font-size:18px;font-weight:600;color:var(--ink-900);
  padding:14px 4px;border-bottom:1px solid var(--line);
}
.drawer__link.is-active{color:var(--brand-700);}
.drawer__cta{margin-top:26px;align-self:flex-start;}
body.is-locked{overflow:hidden;}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:12px 26px;border-radius:var(--radius-btn);
  font-size:15.5px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn:hover{transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:0 6px 16px rgba(46,108,164,.24);}
.btn-primary:hover{background:#28608F;color:#fff;box-shadow:0 12px 26px rgba(46,108,164,.30);}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--line);box-shadow:var(--sd-1);}
.btn-ghost:hover{border-color:var(--brand-500);color:var(--brand-700);box-shadow:var(--sd-2);}
.btn-accent{background:var(--accent-600);color:#fff;box-shadow:0 8px 20px rgba(217,117,47,.28);}
.btn-accent:hover{background:#C26522;color:#fff;}
.btn-sm{min-height:40px;padding:9px 20px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled]{opacity:.5;pointer-events:none;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:700;font-size:15px;color:var(--brand-600);
}
.link-arrow svg{transition:transform var(--ease);}
.link-arrow:hover svg{transform:translateX(4px);}

/* ===== Hero ===== */
.page-hero{
  position:relative;overflow:hidden;
  padding:132px 0 76px;
  background:
    radial-gradient(900px 420px at 82% -6%, #E3EEF8 0%, rgba(227,238,248,0) 68%),
    radial-gradient(600px 320px at 8% 0%, #F1F7FC 0%, rgba(241,247,252,0) 70%),
    var(--bg);
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(46,108,164,.15) 1px, transparent 1px);
  background-size:22px 22px;opacity:.45;
  mask-image:linear-gradient(to bottom, #000 0%, transparent 78%);
  -webkit-mask-image:linear-gradient(to bottom, #000 0%, transparent 78%);
}
.page-hero .container{position:relative;z-index:1;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-400);margin-bottom:20px;}
.crumbs a{color:var(--ink-600);font-weight:500;}
.crumbs a:hover{color:var(--brand-600);}
.crumbs span.sep{color:var(--ink-400);}
.crumbs .current{color:var(--ink-400);}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center;}
.badge-cat{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:#fff;border:1px solid var(--brand-100);
  color:var(--brand-700);font-size:13px;font-weight:700;letter-spacing:.06em;
  box-shadow:var(--sd-1);
}
.badge-cat .dot{width:7px;height:7px;border-radius:50%;background:var(--accent-500);}
h1{
  font-size:clamp(32px,4.6vw,54px);line-height:1.16;font-weight:800;
  letter-spacing:-.02em;color:var(--ink-900);
  margin:20px 0 20px;max-width:16em;
}
.hero-lead{font-size:17.5px;color:var(--ink-600);max-width:36em;line-height:1.9;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:26px;font-size:13.5px;color:var(--ink-600);}
.hero-meta .pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-weight:600;color:var(--ink-700);font-size:13px;box-shadow:var(--sd-1);
}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--radius-lg);box-shadow:var(--sd-3);
}
.float-card{
  position:absolute;left:-22px;bottom:26px;
  background:#fff;border-radius:14px;padding:16px 20px;
  box-shadow:0 14px 34px rgba(12,40,70,.16);
  border:1px solid var(--line);min-width:190px;
}
.float-card .num{font-family:"Inter","Noto Sans TC",sans-serif;font-size:27px;font-weight:800;color:var(--brand-700);line-height:1.1;}
.float-card .lab{font-size:12.5px;color:var(--ink-600);margin-top:4px;}

/* ===== Section base ===== */
.section{padding:96px 0;}
.section--tight{padding:76px 0;}
.section--alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:700px;margin-bottom:44px;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.16em;
  color:var(--brand-600);text-transform:uppercase;margin-bottom:14px;
}
h2{font-size:clamp(26px,3.2vw,36px);line-height:1.26;font-weight:700;letter-spacing:-.015em;color:var(--ink-900);}
.section-head p{margin-top:16px;color:var(--ink-600);font-size:16.5px;max-width:46em;}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap;margin-bottom:44px;}

/* ===== Feature + grid cards ===== */
.case-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.card{
  background:var(--surface);border-radius:var(--radius-card);
  box-shadow:var(--sd-1);border:1px solid var(--line);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sd-2);border-color:#D3E3F1;}
.card__media{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--brand-050);}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease-out;}
.card:hover .card__media img{transform:scale(1.03);}
.card__tag{
  position:absolute;top:12px;left:12px;
  background:rgba(255,255,255,.92);color:var(--brand-700);
  font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:999px;
  box-shadow:0 2px 8px rgba(27,74,120,.12);
}
.card__body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card__body h3{font-size:19px;line-height:1.5;font-weight:700;color:var(--ink-900);}
.card__body p{font-size:14.5px;color:var(--ink-600);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:6px;font-size:13px;color:var(--ink-400);}
.card__foot svg{color:var(--brand-600);transition:transform var(--ease);}
.card:hover .card__foot svg{transform:translateX(4px);}

.case-feature{grid-column:span 2;grid-row:span 2;}
.case-feature{flex-direction:column;}
.case-feature .card__media{aspect-ratio:16/9;}
.case-feature .card__body{padding:30px 32px;}
.case-feature .card__body h3{font-size:26px;line-height:1.35;}
.case-feature .card__body p{font-size:16px;-webkit-line-clamp:4;}
.case-feature .feature-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px;}
.case-feature .feature-stats span{
  font-size:13px;font-weight:600;color:var(--brand-700);
  background:var(--brand-050);border:1px solid var(--brand-100);
  padding:6px 13px;border-radius:999px;
}

/* ===== Method / benefit band ===== */
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.method-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--sd-1);
  transition:transform var(--ease),box-shadow var(--ease);
}
.method-item:hover{transform:translateY(-3px);box-shadow:var(--sd-2);}
.method-item .ico{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:var(--brand-050);color:var(--brand-600);margin-bottom:16px;
}
.method-item h3{font-size:17px;font-weight:700;margin-bottom:8px;}
.method-item p{font-size:14.5px;color:var(--ink-600);line-height:1.8;}

/* ===== Steps ===== */
.steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.steps::before{
  content:"";position:absolute;top:26px;left:6%;right:6%;height:2px;
  background:linear-gradient(to right,var(--brand-100),var(--brand-500),var(--brand-100));
}
.step{position:relative;text-align:center;}
.step__num{
  width:52px;height:52px;margin:0 auto 18px;border-radius:50%;
  display:grid;place-items:center;background:#fff;border:2px solid var(--brand-600);
  color:var(--brand-700);font-family:"Inter",sans-serif;font-weight:800;font-size:18px;
  position:relative;z-index:1;box-shadow:0 6px 18px rgba(46,108,164,.18);
}
.step h3{font-size:17px;font-weight:700;margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--ink-600);line-height:1.8;max-width:22em;margin:0 auto;}

/* ===== Dark stats block ===== */
.dark-block{
  background:linear-gradient(140deg,#1B4A78 0%,#163E66 55%,#123453 100%);
  color:#fff;border-radius:26px;padding:58px 48px;position:relative;overflow:hidden;
}
.dark-block::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(234,138,62,.35),rgba(234,138,62,0) 70%);
}
.dark-block h2{color:#fff;max-width:22em;}
.dark-block .sub{color:#BFD5E8;margin-top:14px;font-size:16px;max-width:40em;}
.stat-row{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  margin-top:40px;position:relative;z-index:1;
}
.stat{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:14px;padding:22px 20px;
}
.stat .num{
  font-family:"Inter","Noto Sans TC",sans-serif;font-size:38px;font-weight:800;line-height:1.1;
  color:#fff;letter-spacing:-.02em;
}
.stat .num em{font-style:normal;font-size:16px;font-weight:700;color:var(--accent-500);margin-left:4px;}
.stat .lab{font-size:13px;color:#B7CFE3;margin-top:8px;display:block;}

/* ===== Scenario list ===== */
.scene-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start;}
.scene-list{display:flex;flex-direction:column;gap:14px;}
.scene-item{
  display:flex;gap:18px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:22px 24px;box-shadow:var(--sd-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.scene-item:hover{transform:translateY(-3px);box-shadow:var(--sd-2);border-color:#D3E3F1;}
.scene-item .idx{
  font-family:"Inter",sans-serif;font-size:14px;font-weight:800;color:var(--brand-600);
  background:var(--brand-050);border-radius:10px;min-width:38px;height:38px;
  display:grid;place-items:center;flex-shrink:0;
}
.scene-item h3{font-size:17px;font-weight:700;margin-bottom:6px;}
.scene-item p{font-size:14.5px;color:var(--ink-600);line-height:1.8;}
.scene-aside{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px;box-shadow:var(--sd-1);position:sticky;top:96px;
}
.scene-aside img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:14px;margin-bottom:22px;}
.scene-aside h3{font-size:20px;font-weight:700;margin-bottom:12px;}
.scene-aside p{font-size:15px;color:var(--ink-600);line-height:1.85;margin-bottom:18px;}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:860px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--sd-1);overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);}
.faq-item.is-open{border-color:#C9DEEF;box-shadow:var(--sd-2);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 24px;text-align:left;font-size:17px;font-weight:600;color:var(--ink-900);
  min-height:44px;
}
.faq-q:hover{color:var(--brand-700);}
.faq-icon{position:relative;width:18px;height:18px;flex-shrink:0;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand-600);border-radius:2px;
  transition:transform 220ms ease-out;
}
.faq-icon::before{top:8px;left:0;width:18px;height:2px;}
.faq-icon::after{left:8px;top:0;width:2px;height:18px;}
.faq-item.is-open .faq-icon::after{transform:rotate(90deg) scaleY(0);}
.faq-item.is-open .faq-icon::before{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 220ms ease-out;}
.faq-a__inner{padding:0 24px 24px;color:var(--ink-600);font-size:15.5px;line-height:1.9;}

/* ===== CTA band ===== */
.cta-band{
  position:relative;overflow:hidden;border-radius:26px;
  background:
    radial-gradient(560px 280px at 88% 12%, rgba(234,138,62,.16), rgba(234,138,62,0) 70%),
    var(--brand-050);
  border:1px solid #DCEAF6;
  padding:56px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(46,108,164,.18) 1px, transparent 1px);
  background-size:18px 18px;opacity:.5;
  mask-image:linear-gradient(to left, #000, transparent 72%);
  -webkit-mask-image:linear-gradient(to left, #000, transparent 72%);
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{max-width:20em;}
.cta-band p{margin-top:12px;color:var(--ink-600);font-size:16px;max-width:38em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ===== Pill nav + pagination ===== */
.pill-nav{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;}
.pill-nav a{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 20px;border-radius:999px;background:#fff;
  border:1px solid var(--line);font-size:14.5px;font-weight:600;color:var(--ink-700);
  box-shadow:var(--sd-1);transition:transform var(--ease),border-color var(--ease),color var(--ease),box-shadow var(--ease);
  min-height:44px;
}
.pill-nav a:hover{transform:translateY(-2px);border-color:var(--brand-500);color:var(--brand-700);box-shadow:var(--sd-2);}
.pill-nav a.is-current{background:var(--brand-600);border-color:var(--brand-600);color:#fff;}
.pager{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:34px;}
.pager a,.pager span{
  display:inline-grid;place-items:center;min-width:44px;height:44px;padding:0 14px;
  border-radius:12px;background:#fff;border:1px solid var(--line);
  font-size:14.5px;font-weight:600;color:var(--ink-600);box-shadow:var(--sd-1);
  transition:border-color var(--ease),color var(--ease),transform var(--ease);
}
.pager a:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-2px);}
.pager .is-current{background:var(--brand-600);border-color:var(--brand-600);color:#fff;}
.pager .is-disabled{color:var(--ink-400);background:var(--brand-050);box-shadow:none;}

/* ===== Footer ===== */
.site-footer{background:var(--brand-700);color:#DCE9F4;padding:72px 0 28px;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.5fr .8fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand__name{color:#fff;font-size:19px;display:block;}
.footer-brand .brand__sub{color:#8FB3D0;font-size:10px;letter-spacing:.18em;display:block;margin-top:4px;}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:#B7CFE3;max-width:30em;}
.footer-col h4{font-size:14.5px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:#B7CFE3;display:inline-block;transition:color var(--ease),transform var(--ease);}
.footer-col a:hover{color:#fff;transform:translateX(2px);}
.subscribe-field{display:flex;gap:8px;flex-wrap:wrap;}
.subscribe input{
  flex:1;min-width:0;min-height:44px;padding:11px 15px;border-radius:var(--radius-input);
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:#fff;
  font-size:14.5px;transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.subscribe input::placeholder{color:#9CBBD4;}
.subscribe input:focus{outline:none;border-color:#7FB6E0;background:rgba(255,255,255,.14);box-shadow:0 0 0 3px rgba(127,182,224,.22);}
.subscribe .btn{min-height:44px;background:var(--accent-600);box-shadow:none;}
.subscribe .btn:hover{background:#C26522;}
.subscribe-hint{margin-top:12px;font-size:12.5px;color:#9CBBD4;line-height:1.7;}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#9CBBD4;
}

/* ===== Floating CTA ===== */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:70;
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 24px;border-radius:999px;background:var(--accent-600);color:#fff;
  font-size:15px;font-weight:700;box-shadow:0 12px 30px rgba(217,117,47,.36);
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease);
  animation:breath 3.4s ease-in-out infinite;
}
.float-cta:hover{background:#C26522;color:#fff;transform:translateY(-2px);box-shadow:0 16px 38px rgba(217,117,47,.44);}
@keyframes breath{
  0%,100%{box-shadow:0 12px 30px rgba(217,117,47,.36),0 0 0 0 rgba(234,138,62,.42);}
  50%{box-shadow:0 12px 30px rgba(217,117,47,.36),0 0 0 12px rgba(234,138,62,0);}
}
.mobile-bar{display:none;}

/* ===== Reveal ===== */
.reveal{opacity:0;transform:translateY(18px);transition:opacity 520ms ease-out,transform 520ms ease-out;}
.reveal.is-in{opacity:1;transform:none;}

/* ===== Responsive ===== */
@media (max-width:1100px){
  .nav-links a{padding:8px 10px;font-size:14px;}
  .hero-grid{gap:40px;}
  .method-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .page-hero{padding:112px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-visual{order:2;}
  .float-card{left:16px;bottom:16px;}
  .case-grid{grid-template-columns:repeat(2,1fr);}
  .case-feature{grid-column:span 2;grid-row:auto;}
  .steps{grid-template-columns:repeat(2,1fr);gap:34px;}
  .steps::before{display:none;}
  .scene-wrap{grid-template-columns:1fr;gap:34px;}
  .scene-aside{position:static;}
  .stat-row{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .float-cta{display:none;}
  .mobile-bar{
    display:flex;align-items:center;justify-content:space-between;gap:14px;
    position:fixed;left:0;right:0;bottom:0;z-index:75;
    padding:10px 18px calc(10px + env(safe-area-inset-bottom));
    min-height:64px;background:rgba(255,255,255,.97);
    border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(27,74,120,.10);
    backdrop-filter:blur(10px);
  }
  .mobile-bar span{font-size:13.5px;color:var(--ink-600);font-weight:600;}
  .mobile-bar .btn{min-height:44px;padding:10px 20px;font-size:14.5px;}
  body{padding-bottom:80px;}
}
@media (max-width:820px){
  .section{padding:64px 0;}
  .section--tight{padding:56px 0;}
  .dark-block{padding:40px 28px;border-radius:20px;}
  .cta-band{padding:40px 28px;border-radius:20px;}
  .case-grid{grid-template-columns:1fr;}
  .case-feature{grid-column:span 1;}
  .case-feature .card__body{padding:24px;}
  .case-feature .card__body h3{font-size:21px;}
  .method-grid{grid-template-columns:1fr;}
}
@media (max-width:640px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .page-hero{padding:98px 0 52px;}
  h1{font-size:31px;}
  .hero-lead{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .steps{grid-template-columns:1fr;gap:26px;}
  .step{text-align:left;display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start;}
  .step__num{margin:0;width:44px;height:44px;font-size:16px;}
  .step h3,.step p{grid-column:2;}
  .step p{max-width:none;}
  .stat-row{grid-template-columns:1fr 1fr;gap:12px;}
  .stat .num{font-size:30px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .site-footer{margin-top:64px;padding-top:52px;}
  .faq-q{font-size:15.5px;padding:18px 18px;}
  .faq-a__inner{padding:0 18px 20px;font-size:15px;}
  .scene-item{padding:18px;}
  .dark-block{padding:32px 20px;}
  .cta-band{padding:32px 20px;}
  .cta-actions .btn{width:100%;}
  .mobile-bar span{display:none;}
  .mobile-bar .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important;}
  .reveal{opacity:1;transform:none;}
}