/* roulang page: index */
:root{
  --ink:#1c1b18;
  --ink-2:#3d3a34;
  --muted:#79746b;
  --paper:#fdfaf4;
  --surface:#ffffff;
  --surface-2:#f7f2e8;
  --line:rgba(28,27,24,.10);
  --line-strong:rgba(28,27,24,.18);
  --brand:#d98324;
  --brand-deep:#a55c0c;
  --brand-soft:#fbe8cd;
  --moss:#2f6f5e;
  --moss-soft:#e4f1ec;
  --radius-sm:12px;
  --radius:18px;
  --radius-lg:28px;
  --shadow-sm:0 1px 2px rgba(28,27,24,.05),0 10px 24px -18px rgba(28,27,24,.35);
  --shadow:0 2px 6px rgba(28,27,24,.05),0 24px 48px -28px rgba(28,27,24,.40);
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;cursor:pointer;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:8px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(253,250,244,.88);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;height:78px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:44px;height:44px;border-radius:14px;
  background:linear-gradient(145deg,#e69337,#d98324 55%,#bd6c12);
  color:#fff;display:grid;place-items:center;
  font-weight:900;font-size:19px;letter-spacing:0;
  box-shadow:0 10px 22px -12px rgba(217,131,36,.95);
}
.brand-text strong{display:block;font-size:16px;font-weight:800;letter-spacing:.2px;line-height:1.25;}
.brand-text em{display:block;font-style:normal;font-size:11.5px;color:var(--muted);letter-spacing:.5px;}
.nav-desktop{display:flex;align-items:center;gap:4px;margin-left:6px;}
.nav-link{
  padding:9px 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  transition:background .22s ease,color .22s ease,transform .22s ease;
  white-space:nowrap;
}
.nav-link:hover{background:var(--brand-soft);color:var(--brand-deep);}
.nav-link.active{background:var(--ink);color:#fff;}
.nav-link.active:hover{background:#000;color:#fff;}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}

/* ---------- Mega menu ---------- */
.mega-wrap{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 15px;border:1px solid var(--line-strong);
  background:var(--surface);border-radius:999px;
  font-size:14px;font-weight:600;color:var(--ink-2);
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.mega-trigger i{font-size:11px;transition:transform .25s ease;}
.mega-trigger:hover{border-color:var(--brand);color:var(--brand-deep);background:#fffdf8;}
.mega-wrap.open .mega-trigger{border-color:var(--brand);color:var(--brand-deep);}
.mega-wrap.open .mega-trigger i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);
  width:540px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:20px;
  display:grid;grid-template-columns:1fr 1fr;gap:16px;
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s ease;
}
.mega-wrap:hover .mega-panel,
.mega-wrap:focus-within .mega-panel,
.mega-wrap.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{
  font-size:11.5px;font-weight:700;letter-spacing:.16em;
  color:var(--muted);text-transform:uppercase;margin-bottom:10px;
}
.mega-item{
  display:flex;gap:10px;align-items:flex-start;
  padding:10px 12px;border-radius:var(--radius-sm);
  transition:background .2s ease,transform .2s ease;
}
.mega-item:hover{background:var(--surface-2);transform:translateX(3px);}
.mega-item .mi-ico{
  flex:0 0 auto;width:30px;height:30px;border-radius:9px;
  display:grid;place-items:center;font-size:13px;
  background:var(--brand-soft);color:var(--brand-deep);
}
.mega-item .mi-ico.green{background:var(--moss-soft);color:var(--moss);}
.mega-item strong{display:block;font-size:14px;font-weight:700;color:var(--ink);line-height:1.45;}
.mega-item span{display:block;font-size:12px;color:var(--muted);line-height:1.5;}
.mega-foot{
  grid-column:1 / -1;border-top:1px dashed var(--line-strong);
  padding-top:14px;display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--muted);
}
.mega-foot a{color:var(--brand-deep);font-weight:700;}
.mega-foot a:hover{text-decoration:underline;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;line-height:1;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-sm{padding:10px 18px;font-size:13.5px;}
.btn-primary{
  background:linear-gradient(145deg,#e69337,#d98324 60%,#c1731a);
  color:#fff;box-shadow:0 14px 26px -16px rgba(217,131,36,.95);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 32px -16px rgba(217,131,36,1);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:var(--surface);color:var(--ink);border-color:var(--line-strong);}
.btn-ghost:hover{background:#fff;border-color:var(--brand);color:var(--brand-deep);transform:translateY(-2px);}
.btn-dark{background:var(--ink);color:#fff;}
.btn-dark:hover{background:#000;transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-light{background:#fff;color:var(--ink);}
.btn-light:hover{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-2px);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-outline-light:hover{background:rgba(255,255,255,.14);border-color:#fff;}

/* ---------- Badges & tags ---------- */
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 13px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
  background:var(--brand-soft);color:var(--brand-deep);
}
.badge .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);}
.badge-green{background:var(--moss-soft);color:var(--moss);}
.badge-green .dot{background:var(--moss);}
.badge-ink{background:rgba(28,27,24,.08);color:var(--ink-2);}
.badge-ink .dot{background:var(--ink-2);}
.tag{
  display:inline-flex;align-items:center;
  padding:5px 11px;border-radius:8px;
  font-size:12px;font-weight:600;
  background:var(--surface-2);color:var(--ink-2);
  border:1px solid var(--line);
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:72px 0 64px;
  background:
    radial-gradient(900px 420px at 88% -8%,rgba(217,131,36,.18),transparent 62%),
    radial-gradient(720px 380px at 4% 12%,rgba(47,111,94,.12),transparent 60%),
    var(--paper);
}
.hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:1px;
  background:linear-gradient(90deg,transparent,var(--line-strong),transparent);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center;}
.hero-title{
  font-size:clamp(30px,3.9vw,50px);
  line-height:1.22;font-weight:900;letter-spacing:-.6px;
  margin:20px 0 18px;
}
.hero-title mark{
  background:linear-gradient(180deg,transparent 62%,rgba(217,131,36,.38) 62%);
  color:inherit;padding:0 2px;
}
.hero-sub{
  font-size:clamp(16px,1.5vw,19px);
  font-weight:700;color:var(--brand-deep);
  margin-bottom:14px;line-height:1.6;
}
.hero-desc{font-size:15.5px;color:var(--ink-2);max-width:560px;line-height:1.9;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:22px;margin-top:34px;
  padding-top:24px;border-top:1px dashed var(--line-strong);
}
.hero-meta div strong{display:block;font-size:21px;font-weight:900;letter-spacing:-.3px;}
.hero-meta div span{font-size:12.5px;color:var(--muted);}

.hero-card{
  position:relative;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:26px;
  box-shadow:var(--shadow);
}
.hero-card::before{
  content:"";position:absolute;inset:-14px -14px auto auto;
  width:96px;height:96px;border-radius:26px;
  background:linear-gradient(150deg,rgba(217,131,36,.22),rgba(47,111,94,.14));
  z-index:-1;
}
.hero-card h3{font-size:16px;font-weight:800;margin-bottom:4px;}
.hero-card p.sub{font-size:12.5px;color:var(--muted);margin-bottom:18px;}
.episode{
  display:flex;align-items:center;gap:13px;
  padding:12px 14px;border-radius:var(--radius-sm);
  background:var(--surface-2);
  transition:background .2s ease,transform .2s ease;
}
.episode + .episode{margin-top:10px;}
.episode:hover{background:var(--brand-soft);transform:translateX(3px);}
.episode .no{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;
  background:#fff;border:1px solid var(--line);
  display:grid;place-items:center;
  font-size:12.5px;font-weight:800;color:var(--brand-deep);
}
.episode strong{display:block;font-size:13.5px;font-weight:700;line-height:1.45;}
.episode span{display:block;font-size:11.5px;color:var(--muted);}
.hero-card .card-note{
  margin-top:18px;font-size:12px;color:var(--muted);
  display:flex;align-items:center;gap:7px;
}

/* ---------- Sections ---------- */
.section{padding:76px 0;}
.section-tight{padding:56px 0;}
.section-alt{background:var(--surface-2);}
.section-head{max-width:720px;margin-bottom:42px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{
  font-size:clamp(24px,2.7vw,34px);font-weight:900;
  letter-spacing:-.4px;line-height:1.32;margin:14px 0 12px;
}
.section-head p{color:var(--ink-2);font-size:15.5px;line-height:1.85;}

/* ---------- Cards ---------- */
.card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px;
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(217,131,36,.4);}
.card-ico{
  width:48px;height:48px;border-radius:14px;
  display:grid;place-items:center;font-size:18px;
  background:var(--brand-soft);color:var(--brand-deep);
  margin-bottom:16px;
}
.card-ico.green{background:var(--moss-soft);color:var(--moss);}
.card-ico.ink{background:rgba(28,27,24,.07);color:var(--ink);}
.card h3{font-size:17.5px;font-weight:800;margin-bottom:9px;}
.card p{font-size:14.2px;color:var(--ink-2);line-height:1.85;}
.card .card-foot{
  margin-top:18px;padding-top:14px;border-top:1px dashed var(--line-strong);
  display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--muted);
}

/* ---------- Category cards ---------- */
.cat-card{
  position:relative;display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:30px;
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  height:100%;overflow:hidden;
}
.cat-card::after{
  content:"";position:absolute;right:-40px;top:-40px;
  width:130px;height:130px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,131,36,.16),transparent 70%);
  transition:transform .3s ease;
}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(217,131,36,.45);}
.cat-card:hover::after{transform:scale(1.25);}
.cat-card .cat-no{
  font-size:12px;font-weight:900;letter-spacing:.18em;
  color:var(--brand);margin-bottom:14px;
}
.cat-card h3{font-size:20px;font-weight:900;letter-spacing:-.3px;margin-bottom:10px;}
.cat-card p{font-size:14.2px;color:var(--ink-2);line-height:1.85;}
.cat-card .tags{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 22px;}
.cat-card .cat-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:800;color:var(--brand-deep);
  transition:gap .2s ease;
}
.cat-card:hover .cat-link{gap:14px;}

/* ---------- Split feature ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;}
.feature-list{margin-top:26px;display:flex;flex-direction:column;gap:16px;}
.feature-item{display:flex;gap:14px;align-items:flex-start;}
.feature-item .fi-num{
  flex:0 0 auto;width:30px;height:30px;border-radius:10px;
  background:var(--ink);color:#fff;display:grid;place-items:center;
  font-size:12.5px;font-weight:800;margin-top:3px;
}
.feature-item h4{font-size:15.5px;font-weight:800;margin-bottom:3px;}
.feature-item p{font-size:14px;color:var(--ink-2);line-height:1.8;}
.panel{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow);
}
.panel .panel-head{
  display:flex;align-items:center;gap:10px;
  padding-bottom:16px;border-bottom:1px dashed var(--line-strong);margin-bottom:18px;
}
.panel .panel-head i{color:var(--brand);}
.panel .panel-head strong{font-size:15px;font-weight:800;}
.tip-row{
  display:flex;align-items:flex-start;gap:12px;
  padding:13px 0;border-bottom:1px solid rgba(28,27,24,.06);
}
.tip-row:last-child{border-bottom:none;padding-bottom:0;}
.tip-row .tr-ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;
  background:var(--moss-soft);color:var(--moss);
  display:grid;place-items:center;font-size:11px;
}
.tip-row strong{display:block;font-size:14px;font-weight:700;}
.tip-row span{display:block;font-size:12.8px;color:var(--muted);line-height:1.65;}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step;}
.step{
  position:relative;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.step .step-no{
  width:38px;height:38px;border-radius:12px;
  background:var(--ink);color:#fff;
  display:grid;place-items:center;font-size:14px;font-weight:900;
  margin-bottom:16px;
}
.step:nth-child(2) .step-no{background:var(--brand);}
.step:nth-child(3) .step-no{background:var(--moss);}
.step:nth-child(4) .step-no{background:var(--brand-deep);}
.step h3{font-size:16px;font-weight:800;margin-bottom:8px;}
.step p{font-size:13.8px;color:var(--ink-2);line-height:1.8;}

/* ---------- Voices ---------- */
.voice{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px;height:100%;
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.voice:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.voice .stars{color:var(--brand);font-size:12px;letter-spacing:2px;margin-bottom:12px;}
.voice p{font-size:14.3px;color:var(--ink-2);line-height:1.9;flex:1;}
.voice .who{
  display:flex;align-items:center;gap:11px;margin-top:20px;
  padding-top:16px;border-top:1px dashed var(--line-strong);
}
.voice .who .av{
  width:36px;height:36px;border-radius:11px;
  background:var(--brand-soft);color:var(--brand-deep);
  display:grid;place-items:center;font-size:13px;font-weight:900;
}
.voice .who strong{display:block;font-size:13.5px;font-weight:700;}
.voice .who span{display:block;font-size:11.5px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:880px;margin:0 auto;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:rgba(217,131,36,.45);}
.faq-item[open]{box-shadow:var(--shadow);border-color:rgba(217,131,36,.5);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:19px 24px;font-size:15.5px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .chev{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;
  background:var(--surface-2);color:var(--ink-2);
  display:grid;place-items:center;font-size:11px;
  transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item[open] summary .chev{transform:rotate(180deg);background:var(--brand);color:#fff;}
.faq-item .faq-body{
  padding:0 24px 22px;font-size:14.3px;color:var(--ink-2);line-height:1.9;
}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#232119 0%,#1c1b18 48%,#14322b 100%);
  border-radius:var(--radius-lg);
  padding:60px 56px;color:#fff;
}
.cta-panel::before{
  content:"";position:absolute;right:-90px;top:-90px;
  width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,131,36,.42),transparent 68%);
}
.cta-panel::after{
  content:"";position:absolute;left:-70px;bottom:-110px;
  width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,111,94,.45),transparent 68%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center;}
.cta-panel h2{font-size:clamp(24px,2.8vw,34px);font-weight:900;letter-spacing:-.4px;line-height:1.32;margin:16px 0 14px;}
.cta-panel p{font-size:15px;color:rgba(255,255,255,.76);line-height:1.85;max-width:520px;}
.cta-actions{display:flex;flex-direction:column;gap:12px;}
.cta-actions .btn{width:100%;}
.cta-panel .badge{background:rgba(255,255,255,.14);color:#f5d3a6;}

/* ---------- Footer ---------- */
.site-footer{background:#1c1b18;color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr .8fr;gap:40px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-brand strong{color:#fff;font-size:16px;font-weight:800;display:block;line-height:1.3;}
.footer-brand span{font-size:11.5px;color:rgba(255,255,255,.45);}
.site-footer p.fdesc{font-size:13.8px;line-height:1.9;max-width:340px;color:rgba(255,255,255,.6);}
.footer-col h4{
  color:#fff;font-size:13.5px;font-weight:800;margin-bottom:16px;
  letter-spacing:.04em;
}
.footer-col a{
  display:block;font-size:13.8px;color:rgba(255,255,255,.62);
  padding:6px 0;transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:var(--brand);transform:translateX(3px);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:12.5px;color:rgba(255,255,255,.45);
}
.footer-bottom .fb-links{display:flex;gap:18px;flex-wrap:wrap;}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- Mobile nav ---------- */
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line-strong);background:var(--surface);
  color:var(--ink);align-items:center;justify-content:center;font-size:16px;
}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:var(--paper);
  padding:14px 24px 22px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 4px;border-bottom:1px solid rgba(28,27,24,.07);
  font-size:15px;font-weight:600;color:var(--ink-2);
}
.mobile-drawer a:last-of-type{border-bottom:none;}
.mobile-drawer a.active{color:var(--brand-deep);font-weight:800;}
.mobile-drawer .md-cta{margin-top:14px;}
.mobile-drawer .md-cta .btn{width:100%;}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .nav-desktop{display:none;}
  .mega-wrap{display:none;}
  .menu-toggle{display:inline-flex;}
  .hero-grid{grid-template-columns:1fr;gap:38px;}
  .hero-card{max-width:520px;}
  .split{grid-template-columns:1fr;gap:36px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
  .section{padding:62px 0;}
  .hero{padding:56px 0 52px;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .header-inner{height:70px;gap:12px;}
  .brand-text em{display:none;}
  .brand-text strong{font-size:14.5px;}
  .brand-mark{width:38px;height:38px;border-radius:12px;font-size:16px;}
  .header-actions .btn-sm{display:none;}
  .hero-title{letter-spacing:-.3px;}
  .hero-meta{gap:18px;row-gap:14px;}
  .hero-meta div strong{font-size:18px;}
  .card,.cat-card,.step,.voice,.panel,.hero-card{padding:22px;}
  .cta-panel{padding:40px 26px;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding-bottom:32px;}
  .site-footer{padding-top:48px;}
}
@media (max-width:520px){
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-meta{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  .brand-text strong{font-size:13.5px;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .faq-item summary{padding:16px 18px;font-size:14.5px;}
  .faq-item .faq-body{padding:0 18px 18px;}
  .cta-panel{padding:34px 20px;}
  .footer-bottom{justify-content:flex-start;}
}

/* roulang page: category2 */
:root{
  --amber-50:#fdf8ef;
  --amber-100:#f8ecd6;
  --amber-200:#efd9ae;
  --amber-400:#d9a94f;
  --amber-500:#c08b2c;
  --ink-900:#1b1a17;
  --ink-800:#2a2823;
  --ink-600:#57534a;
  --ink-400:#8b857a;
  --line:#e7e0d3;
  --paper:#fffdf9;
  --bg:#fbf8f2;
  --green-700:#2f6b52;
  --green-100:#e6f2ec;
  --shadow-sm:0 1px 2px rgba(27,26,23,.05),0 4px 14px rgba(27,26,23,.05);
  --shadow-md:0 2px 6px rgba(27,26,23,.06),0 14px 34px rgba(27,26,23,.08);
  --shadow-lg:0 8px 20px rgba(27,26,23,.08),0 28px 60px rgba(27,26,23,.12);
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --radius-pill:999px;
  --container:1180px;
  --ease:cubic-bezier(.4,.1,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--ink-800);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--ink-900);line-height:1.28;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--amber-400);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,253,249,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:28px;height:76px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;flex-shrink:0;
  display:grid;place-items:center;
  border-radius:13px;
  background:linear-gradient(150deg,#d9a94f,#a97521);
  color:#fff;font-weight:800;font-size:19px;
  box-shadow:0 6px 16px rgba(192,139,44,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:16px;font-weight:800;color:var(--ink-900);letter-spacing:.01em}
.brand-text em{font-style:normal;font-size:11.5px;color:var(--ink-400);letter-spacing:.06em;margin-top:3px}
.nav-desktop{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  position:relative;
  padding:9px 14px;border-radius:var(--radius-pill);
  font-size:14.5px;font-weight:600;color:var(--ink-600);
  transition:color .2s var(--ease),background .2s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--ink-900);background:var(--amber-100)}
.nav-link.active{color:#7a5312;background:var(--amber-100)}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:16px;height:2.5px;border-radius:2px;background:var(--amber-500);
}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.mega-wrap{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:var(--radius-pill);
  border:1px solid var(--line);
  background:var(--ink-900);color:#fff;
  font-size:14px;font-weight:700;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.mega-trigger:hover{background:#000;box-shadow:var(--shadow-md);transform:translateY(-1px)}
.mega-trigger i:last-child{font-size:10px;opacity:.7;transition:transform .25s var(--ease)}
.mega-wrap.open .mega-trigger i:last-child{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);
  width:640px;padding:22px;
  display:grid;grid-template-columns:1fr 1fr;gap:18px 22px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
}
.mega-wrap:hover .mega-panel,
.mega-wrap.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col-title{
  font-size:11.5px;font-weight:800;letter-spacing:.14em;
  color:var(--ink-400);text-transform:uppercase;
  padding-bottom:10px;margin-bottom:8px;border-bottom:1px dashed var(--line);
}
.mega-item{
  display:flex;gap:11px;align-items:flex-start;
  padding:10px;border-radius:12px;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.mega-item:hover{background:var(--amber-50);transform:translateX(2px)}
.mi-ico{
  width:34px;height:34px;flex-shrink:0;display:grid;place-items:center;
  border-radius:10px;background:var(--amber-100);color:#8a5f14;font-size:13px;
}
.mi-ico.green{background:var(--green-100);color:var(--green-700)}
.mega-item strong{display:block;font-size:14px;color:var(--ink-900);font-weight:700}
.mega-item span span{display:block;font-size:12.5px;color:var(--ink-400);line-height:1.55;margin-top:2px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:var(--paper);
  color:var(--ink-800);font-size:16px;
  align-items:center;justify-content:center;
}
.mobile-nav{display:none;border-top:1px solid var(--line);background:var(--paper);padding:12px 0 18px}
.mobile-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 4px;font-size:15px;font-weight:600;color:var(--ink-600);
  border-bottom:1px solid var(--line);
}
.mobile-nav a:last-child{border-bottom:0}
.mobile-nav a.active{color:#7a5312}
.mobile-nav.show{display:block}

/* ============ hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:72px 0 68px;
  background:
    radial-gradient(900px 380px at 88% -10%,rgba(217,169,79,.22),transparent 70%),
    radial-gradient(700px 320px at 6% 110%,rgba(47,107,82,.10),transparent 70%),
    linear-gradient(180deg,#fffdf9 0%,#fbf8f2 100%);
  border-bottom:1px solid var(--line);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:var(--radius-pill);
  background:var(--amber-100);color:#7a5312;
  font-size:12.5px;font-weight:800;letter-spacing:.06em;
  border:1px solid var(--amber-200);
}
.hero-title{font-size:clamp(30px,4vw,50px);font-weight:900;letter-spacing:-.02em;margin:20px 0 0}
.hero-title .hl{
  position:relative;color:#a97521;
  background:linear-gradient(180deg,transparent 62%,rgba(217,169,79,.36) 62%);
  padding:0 2px;
}
.hero-sub{margin-top:18px;font-size:16.5px;color:var(--ink-600);max-width:600px}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{background:linear-gradient(150deg,#c08b2c,#96661a);color:#fff;box-shadow:0 10px 24px rgba(160,110,26,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(160,110,26,.34)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:var(--paper);color:var(--ink-800);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-ghost:hover{border-color:var(--amber-400);color:#8a5f14;transform:translateY(-2px)}
.hero-facts{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:26px;border-top:1px dashed var(--line)}
.fact-num{font-size:24px;font-weight:900;color:var(--ink-900);letter-spacing:-.02em}
.fact-num span{font-size:13px;font-weight:700;color:var(--ink-400);margin-left:3px}
.fact-label{font-size:12.5px;color:var(--ink-400);margin-top:2px}

.hero-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);
  padding:26px;
}
.hc-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.hc-head h3{font-size:16px;font-weight:800}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--radius-pill);
  font-size:11.5px;font-weight:700;letter-spacing:.04em;
  background:var(--green-100);color:var(--green-700);
  border:1px solid #cfe6da;
}
.hero-list{margin-top:16px;display:flex;flex-direction:column;gap:2px}
.hero-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:13px 0;border-bottom:1px dashed var(--line);
}
.hero-list li:last-child{border-bottom:0;padding-bottom:0}
.hl-idx{
  width:26px;height:26px;flex-shrink:0;display:grid;place-items:center;
  border-radius:8px;background:var(--amber-50);color:#96661a;
  font-size:12px;font-weight:800;border:1px solid var(--amber-200);
}
.hero-list strong{display:block;font-size:14px;color:var(--ink-900)}
.hero-list p{font-size:13px;color:var(--ink-400);line-height:1.6;margin-top:2px}

/* ============ sections ============ */
.section{padding:78px 0}
.section.alt{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:720px;margin-bottom:42px}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--amber-500);
  text-transform:uppercase;margin-bottom:14px;
}
.sec-kicker::before{content:"";width:22px;height:2px;background:var(--amber-400);border-radius:2px}
.sec-title{font-size:clamp(23px,2.6vw,34px);font-weight:900;letter-spacing:-.02em}
.sec-desc{margin-top:14px;font-size:15.5px;color:var(--ink-600)}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

.card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
  box-shadow:var(--shadow-sm);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--amber-200)}
.card-ico{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:var(--amber-100);color:#8a5f14;font-size:18px;margin-bottom:18px;
}
.card-ico.green{background:var(--green-100);color:var(--green-700)}
.card h3{font-size:17px;font-weight:800;margin-bottom:9px}
.card p{font-size:14.5px;color:var(--ink-600);line-height:1.78}

/* 人物关系条 */
.relate-block{display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:center}
.relate-visual{
  background:linear-gradient(160deg,#fffdf9,#f6efe2);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px;box-shadow:var(--shadow-md);
}
.node-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line)}
.node-row:last-child{border-bottom:0}
.node-avatar{
  width:38px;height:38px;flex-shrink:0;border-radius:11px;
  display:grid;place-items:center;font-size:13px;font-weight:800;
  background:var(--amber-100);color:#7a5312;border:1px solid var(--amber-200);
}
.node-avatar.g{background:var(--green-100);color:var(--green-700);border-color:#cfe6da}
.node-row strong{font-size:14px;display:block;color:var(--ink-900)}
.node-row span{font-size:12.5px;color:var(--ink-400)}
.node-tag{margin-left:auto;font-size:11px;font-weight:800;color:var(--ink-400);letter-spacing:.06em;white-space:nowrap}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
.step{
  position:relative;background:var(--paper);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 22px 24px;box-shadow:var(--shadow-sm);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.step::before{
  counter-increment:s;content:counter(s,decimal-leading-zero);
  position:absolute;top:-14px;left:22px;
  width:36px;height:28px;display:grid;place-items:center;
  border-radius:9px;background:var(--ink-900);color:#f5d79a;
  font-size:12px;font-weight:900;letter-spacing:.06em;
}
.step h4{font-size:15.5px;font-weight:800;margin:8px 0 8px}
.step p{font-size:13.8px;color:var(--ink-600);line-height:1.72}

/* 列表型解析 */
.clue-list{display:flex;flex-direction:column;gap:14px}
.clue{
  display:grid;grid-template-columns:118px 1fr;gap:22px;
  align-items:start;
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px 24px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.clue:hover{border-color:var(--amber-200);box-shadow:var(--shadow-sm)}
.clue-ep{
  font-size:13px;font-weight:900;color:#96661a;letter-spacing:.05em;
  background:var(--amber-50);border:1px solid var(--amber-200);
  border-radius:var(--radius-pill);padding:6px 12px;text-align:center;
}
.clue h4{font-size:16px;font-weight:800;margin-bottom:6px}
.clue p{font-size:14.2px;color:var(--ink-600);line-height:1.78}

/* 数据带 */
.stats-band{
  background:linear-gradient(140deg,#1f1d18,#2d2a22 60%,#3a3222);
  border-radius:var(--radius-lg);
  padding:44px 40px;color:#f7f2e6;
  display:grid;grid-template-columns:repeat(4,1fr);gap:26px;
  box-shadow:var(--shadow-lg);
}
.stat-n{font-size:32px;font-weight:900;letter-spacing:-.03em;color:#f0c979;line-height:1.1}
.stat-n small{font-size:14px;font-weight:700;color:#c9c0ac;margin-left:4px}
.stat-t{font-size:13.5px;font-weight:700;color:#efe8d8;margin-top:8px}
.stat-d{font-size:12.5px;color:#a9a292;margin-top:4px;line-height:1.6}

/* FAQ */
.faq-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:44px;align-items:start}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item[open]{border-color:var(--amber-200);box-shadow:var(--shadow-sm)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:15px;font-weight:700;color:var(--ink-900);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{font-size:12px;color:var(--amber-500);transition:transform .25s var(--ease);flex-shrink:0}
.faq-item[open] summary i{transform:rotate(180deg)}
.faq-body{padding:0 22px 20px;font-size:14.3px;color:var(--ink-600);line-height:1.8}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#c08b2c,#8d5f16 70%,#7a5312);
  border-radius:var(--radius-lg);
  padding:54px 48px;color:#fffdf9;
  display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center;
  box-shadow:0 24px 60px rgba(140,95,20,.28);
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;
  width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.22),transparent 65%);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.5vw,32px);font-weight:900;letter-spacing:-.02em}
.cta-band p{margin-top:12px;font-size:15px;color:rgba(255,253,249,.88);max-width:560px}
.cta-side{position:relative;z-index:1;display:flex;flex-direction:column;gap:12px}
.btn-light{background:#fffdf9;color:#8a5f14;box-shadow:0 12px 28px rgba(0,0,0,.16)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(0,0,0,.22)}
.btn-outline-l{background:transparent;color:#fffdf9;border-color:rgba(255,255,255,.5)}
.btn-outline-l:hover{background:rgba(255,255,255,.14);border-color:#fff}

/* ============ footer ============ */
.site-footer{background:#1b1a17;color:#c9c3b6;padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:40px;height:40px;border-radius:12px;font-size:18px}
.footer-brand strong{display:block;font-size:15.5px;color:#fff;font-weight:800}
.footer-brand span span{display:block;font-size:11.5px;color:#8f897c;margin-top:3px;letter-spacing:.05em}
.fdesc{font-size:13.8px;line-height:1.85;color:#a29c8f;max-width:340px}
.footer-col h4{font-size:13px;font-weight:800;color:#fff;letter-spacing:.08em;margin-bottom:16px}
.footer-col a{
  display:block;font-size:13.8px;color:#a29c8f;
  padding:6px 0;transition:color .2s var(--ease),transform .2s var(--ease);
}
.footer-col a:hover{color:#f0c979;transform:translateX(3px)}
.footer-bottom{
  border-top:1px solid #322f28;
  padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:#8f897c;
}
.fb-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.fb-links a{color:#c9c3b6;transition:color .2s var(--ease)}
.fb-links a:hover{color:#f0c979}

/* ============ responsive ============ */
@media(max-width:1080px){
  .nav-desktop{gap:2px}
  .nav-link{padding:8px 10px;font-size:13.5px}
  .mega-panel{width:560px}
  .hero-grid{gap:36px}
  .relate-block{gap:30px}
  .cta-band{padding:44px 34px}
}
@media(max-width:1024px){
  .nav-desktop{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:68px;gap:14px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-card{max-width:640px}
  .relate-block{grid-template-columns:1fr;gap:30px}
  .faq-wrap{grid-template-columns:1fr;gap:28px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:24px}
  .stats-band{grid-template-columns:repeat(2,1fr);padding:34px 28px}
  .cta-band{grid-template-columns:1fr;gap:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .mega-panel{width:min(92vw,560px)}
}
@media(max-width:768px){
  .container{padding:0 18px}
  .page-hero{padding:52px 0 50px}
  .section{padding:56px 0}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .clue{grid-template-columns:1fr;gap:10px}
  .clue-ep{width:fit-content}
  .brand-text strong{font-size:14.5px}
  .brand-text em{display:none}
  .sec-head{margin-bottom:30px}
  .cta-band{padding:34px 24px;border-radius:var(--radius)}
  .stats-band{border-radius:var(--radius);gap:20px}
  .site-footer{padding-top:48px}
}
@media(max-width:520px){
  .brand-mark{width:38px;height:38px;font-size:17px;border-radius:11px}
  .brand-text strong{font-size:13.5px;max-width:170px;line-height:1.3}
  .hero-title{font-size:28px}
  .hero-sub{font-size:15px}
  .btn{width:100%;padding:12px 20px}
  .hero-btns{flex-direction:column;align-items:stretch}
  .hero-facts{gap:18px}
  .fact-num{font-size:21px}
  .grid-4,.steps,.stats-band{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .card{padding:22px}
  .clue{padding:18px}
  .mega-trigger span,.mega-trigger{font-size:13px}
}

/* roulang page: category1 */
:root{
  --ink:#15110B;
  --ink-2:#221C14;
  --ink-3:#342A1D;
  --paper:#FBF7F0;
  --paper-2:#F4ECDE;
  --paper-3:#EDE1CE;
  --gold:#D1932C;
  --gold-deep:#A96F16;
  --gold-soft:#F3C871;
  --green:#2F6B4F;
  --green-soft:#E4F0E8;
  --text:#2B241B;
  --muted:#6E6355;
  --line:#E6DAC6;
  --white:#ffffff;
  --radius-s:10px;
  --radius:16px;
  --radius-l:26px;
  --shadow-s:0 2px 10px rgba(38,26,10,.06);
  --shadow-m:0 14px 34px rgba(38,26,10,.10);
  --shadow-l:0 30px 70px rgba(38,26,10,.18);
  --ease:cubic-bezier(.22,.7,.28,1);
}
*,*::before,*::after{box-sizing:border-box;}
body.page-body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:3px solid rgba(209,147,44,.6);outline-offset:3px;border-radius:8px;}

/* ============ 容器与通用排版 ============ */
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}
.section{padding:84px 0;}
.section--tight{padding:56px 0;}
.section--paper2{background:var(--paper-2);}
.section--ink{background:var(--ink);color:#EDE3D3;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--gold-deep);text-transform:uppercase;
  background:rgba(209,147,44,.12);
  border:1px solid rgba(209,147,44,.28);
  padding:6px 14px;border-radius:999px;
}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head h2{
  font-size:clamp(24px,3.2vw,34px);line-height:1.35;font-weight:800;
  letter-spacing:.01em;margin-top:16px;color:var(--ink);
}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px;}
.section--ink .section-head h2{color:#FBF3E4;}
.section--ink .section-head p{color:#B9AC97;}
.section--ink .eyebrow{color:var(--gold-soft);background:rgba(243,200,113,.1);border-color:rgba(243,200,113,.28);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.02em;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
  border:1px solid transparent;white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--gold-soft),var(--gold));
  color:#231A0A;box-shadow:0 10px 26px rgba(209,147,44,.32);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(209,147,44,.42);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(209,147,44,.3);}
.btn-ghost{
  background:transparent;color:#F4E9D6;border-color:rgba(243,200,113,.45);
}
.btn-ghost:hover{background:rgba(243,200,113,.14);border-color:var(--gold-soft);transform:translateY(-2px);}
.btn-dark{background:var(--ink);color:#FBF3E4;box-shadow:var(--shadow-s);}
.btn-dark:hover{background:var(--ink-3);transform:translateY(-2px);box-shadow:var(--shadow-m);}
.btn-outline{background:var(--white);color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-s);}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);box-shadow:var(--shadow-m);}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,247,240,.92);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:26px;height:78px;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:44px;height:44px;border-radius:13px;
  display:grid;place-items:center;
  font-size:20px;font-weight:800;color:#231A0A;
  background:linear-gradient(140deg,var(--gold-soft),var(--gold));
  box-shadow:0 8px 20px rgba(209,147,44,.34);
  transition:transform .3s var(--ease);
}
.brand:hover .brand-mark{transform:rotate(-6deg) scale(1.05);}
.brand-text strong{display:block;font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.02em;line-height:1.3;}
.brand-text em{display:block;font-style:normal;font-size:12px;color:var(--muted);letter-spacing:.04em;margin-top:3px;}
.nav-desktop{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;padding:9px 15px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--text);
  transition:background .22s var(--ease),color .22s var(--ease);
}
.nav-link:hover{background:var(--paper-3);color:var(--ink);}
.nav-link.active{background:var(--ink);color:#FBF3E4;box-shadow:0 8px 20px rgba(21,17,11,.24);}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.mega-wrap{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 18px;border-radius:999px;
  font-size:14px;font-weight:700;
  background:rgba(209,147,44,.14);color:var(--gold-deep);
  border:1px solid rgba(209,147,44,.34);
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.mega-trigger:hover{background:var(--gold);color:#231A0A;transform:translateY(-1px);}
.mega-trigger[aria-expanded="true"]{background:var(--ink);color:#FBF3E4;border-color:var(--ink);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);
  width:min(600px,86vw);
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  box-shadow:var(--shadow-l);
  padding:20px;
  display:grid;grid-template-columns:1fr 1fr;gap:8px 16px;
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s;
}
.mega-wrap:hover .mega-panel,
.mega-wrap.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{
  font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--muted);
  padding:6px 12px 10px;text-transform:uppercase;
}
.mega-item{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px;border-radius:14px;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.mega-item:hover{background:var(--paper-2);transform:translateX(2px);}
.mega-item strong{display:block;font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.5;}
.mega-item span span{display:block;font-size:12.5px;color:var(--muted);line-height:1.55;margin-top:2px;}
.mi-ico{
  flex:0 0 34px;width:34px;height:34px;border-radius:11px;
  display:grid;place-items:center;font-size:13px;
  background:rgba(209,147,44,.16);color:var(--gold-deep);
}
.mi-ico.green{background:var(--green-soft);color:var(--green);}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 480px at 82% -8%,rgba(209,147,44,.30),transparent 62%),
    radial-gradient(700px 420px at 6% 108%,rgba(47,107,79,.28),transparent 60%),
    linear-gradient(165deg,#191309 0%,#221B12 46%,#2A2115 100%);
  color:#F6EDDC;
  padding:78px 0 96px;
  border-bottom:1px solid rgba(243,200,113,.14);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(243,200,113,.10) 1px,transparent 1px);
  background-size:26px 26px;opacity:.55;
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center;
}
.hero-copy h1{
  font-size:clamp(30px,4.4vw,50px);line-height:1.24;font-weight:800;
  letter-spacing:.01em;margin-top:22px;color:#FFF8EA;
}
.hero-copy h1 span{
  background:linear-gradient(120deg,var(--gold-soft),#F8E3B0 55%,var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:22px;font-size:16.5px;line-height:1.9;color:#CBBEAB;max-width:600px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;}
.hero-points li{
  font-size:13px;font-weight:600;color:#E7D9C2;
  border:1px solid rgba(243,200,113,.26);
  background:rgba(243,200,113,.08);
  padding:7px 14px;border-radius:999px;
}
.hero-points li i{color:var(--gold-soft);margin-right:6px;}
.hero-card{
  background:rgba(255,255,255,.055);
  border:1px solid rgba(243,200,113,.24);
  border-radius:var(--radius-l);
  padding:26px;
  backdrop-filter:blur(8px);
  box-shadow:0 26px 60px rgba(0,0,0,.32);
}
.hc-head{
  display:flex;align-items:center;justify-content:space-between;
  padding-bottom:16px;border-bottom:1px dashed rgba(243,200,113,.26);
  font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--gold-soft);
}
.hc-list{margin-top:16px;display:grid;gap:14px;}
.hc-list li{display:flex;gap:12px;align-items:flex-start;}
.hc-dot{
  flex:0 0 8px;width:8px;height:8px;border-radius:50%;
  background:var(--gold-soft);margin-top:9px;
  box-shadow:0 0 0 4px rgba(243,200,113,.16);
}
.hc-list strong{display:block;font-size:14.5px;color:#FBF3E4;font-weight:700;}
.hc-list p{font-size:13px;color:#B7A992;line-height:1.6;margin-top:2px;}
.hc-foot{
  margin-top:22px;padding-top:16px;border-top:1px dashed rgba(243,200,113,.26);
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  font-size:12.5px;color:#A2937C;
}
.hc-foot a{color:var(--gold-soft);font-weight:700;}
.hc-foot a:hover{text-decoration:underline;}

/* ============ 数据条 ============ */
.stats{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  box-shadow:var(--shadow-m);
  margin-top:-46px;position:relative;z-index:5;
  padding:30px 12px;
  display:grid;grid-template-columns:repeat(4,1fr);
}
.stat{text-align:center;padding:6px 16px;border-right:1px solid var(--line);}
.stat:last-child{border-right:0;}
.stat b{
  display:block;font-size:clamp(26px,3.4vw,36px);font-weight:800;line-height:1.2;
  color:var(--ink);letter-spacing:-.01em;
}
.stat b i{font-style:normal;color:var(--gold);font-size:.6em;margin-left:2px;}
.stat span{display:block;margin-top:6px;font-size:13.5px;color:var(--muted);font-weight:600;}

/* ============ 卡片网格 ============ */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px 24px;
  box-shadow:var(--shadow-s);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
  height:100%;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);border-color:rgba(209,147,44,.45);}
.card-ico{
  width:48px;height:48px;border-radius:14px;
  display:grid;place-items:center;font-size:18px;
  background:rgba(209,147,44,.14);color:var(--gold-deep);
  margin-bottom:18px;
  transition:background .28s var(--ease),color .28s var(--ease);
}
.card:hover .card-ico{background:var(--gold);color:#231A0A;}
.card h3{font-size:17.5px;font-weight:800;color:var(--ink);line-height:1.5;}
.card p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.8;}
.card-tag{
  display:inline-block;font-size:12px;font-weight:700;
  color:var(--green);background:var(--green-soft);
  padding:4px 10px;border-radius:999px;margin-bottom:14px;
}

/* ============ 分夜拆解 ============ */
.night-list{display:grid;gap:16px;}
.night-item{
  display:grid;grid-template-columns:96px 1fr auto;gap:24px;align-items:center;
  background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px 26px;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.night-item:hover{transform:translateX(4px);box-shadow:var(--shadow-m);border-color:rgba(209,147,44,.5);}
.night-no{
  font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--gold-deep);
  border-right:1px dashed var(--line);padding-right:18px;line-height:1.5;
}
.night-no b{display:block;font-size:22px;color:var(--ink);letter-spacing:0;}
.night-body h3{font-size:17px;font-weight:800;color:var(--ink);}
.night-body p{font-size:14.5px;color:var(--muted);margin-top:6px;line-height:1.8;}
.night-link{
  font-size:13.5px;font-weight:700;color:var(--gold-deep);
  display:inline-flex;align-items:center;gap:7px;white-space:nowrap;
}
.night-link:hover{color:var(--ink);}
.night-link i{transition:transform .24s var(--ease);}
.night-link:hover i{transform:translateX(4px);}

/* ============ 人物速查 ============ */
.people{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.person{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;display:flex;gap:16px;
  transition:box-shadow .26s var(--ease),transform .26s var(--ease),border-color .26s var(--ease);
}
.person:hover{box-shadow:var(--shadow-m);transform:translateY(-3px);border-color:rgba(47,107,79,.42);}
.person-avatar{
  flex:0 0 46px;width:46px;height:46px;border-radius:14px;
  display:grid;place-items:center;font-weight:800;font-size:16px;
  background:var(--paper-3);color:var(--ink-3);
}
.person h4{font-size:16px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:9px;flex-wrap:wrap;}
.person .role{
  font-size:11.5px;font-weight:700;color:var(--gold-deep);
  background:rgba(209,147,44,.14);padding:2px 9px;border-radius:999px;
}
.person p{font-size:14px;color:var(--muted);line-height:1.78;margin-top:7px;}

/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step;}
.step{
  position:relative;padding:28px 24px 24px;
  background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-s);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:26px;font-weight:800;color:rgba(209,147,44,.42);
  letter-spacing:-.02em;margin-bottom:12px;
}
.step h4{font-size:16px;font-weight:800;color:var(--ink);}
.step p{font-size:14px;color:var(--muted);line-height:1.78;margin-top:8px;}

/* ============ 适用场景（深色） ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.scene{
  border:1px solid rgba(243,200,113,.2);
  background:rgba(255,255,255,.045);
  border-radius:var(--radius);padding:28px 24px;
  transition:background .26s var(--ease),transform .26s var(--ease),border-color .26s var(--ease);
}
.scene:hover{background:rgba(243,200,113,.1);transform:translateY(-4px);border-color:rgba(243,200,113,.45);}
.scene i{font-size:20px;color:var(--gold-soft);}
.scene h3{font-size:17px;font-weight:800;color:#FBF3E4;margin-top:16px;}
.scene p{font-size:14.5px;color:#B9AC97;line-height:1.82;margin-top:10px;}

/* ============ FAQ ============ */
.faq{display:grid;gap:14px;max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.faq-item[open]{border-color:rgba(209,147,44,.52);box-shadow:var(--shadow-m);}
.faq-item summary{
  list-style:none;cursor:pointer;
  padding:20px 26px;display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-size:16px;font-weight:700;color:var(--ink);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{background:var(--paper-2);color:var(--gold-deep);}
.faq-item summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--gold-deep);flex-shrink:0;
  transition:transform .26s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(180deg);}
.faq-answer{padding:0 26px 22px;font-size:14.8px;color:var(--muted);line-height:1.9;}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#1B1509 0%,#2B2115 52%,#3A2C19 100%);
  border-radius:var(--radius-l);
  padding:56px 48px;
  display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center;
  box-shadow:var(--shadow-l);
  border:1px solid rgba(243,200,113,.18);
}
.cta-band::before{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(209,147,44,.34),transparent 68%);
}
.cta-band h2{
  position:relative;font-size:clamp(23px,3vw,32px);font-weight:800;line-height:1.36;
  color:#FFF8EA;letter-spacing:.01em;
}
.cta-band p{position:relative;margin-top:14px;font-size:15.5px;color:#C6B9A5;line-height:1.86;}
.cta-actions{position:relative;display:flex;flex-direction:column;gap:12px;align-items:stretch;}

/* ============ 页脚 ============ */
.site-footer{
  background:#120E08;color:#B5A791;
  padding:66px 0 0;margin-top:0;
  border-top:1px solid rgba(243,200,113,.12);
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;
  padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:12px;}
.footer-brand .brand-mark{width:40px;height:40px;border-radius:12px;font-size:18px;box-shadow:none;}
.footer-brand strong{display:block;color:#F6EDDC;font-size:16px;font-weight:800;line-height:1.4;}
.footer-brand span span{display:block;font-size:12.5px;color:#8E8271;margin-top:3px;}
.fdesc{margin-top:18px;font-size:14px;line-height:1.9;color:#9C8F7C;max-width:380px;}
.footer-col h4{
  font-size:14px;font-weight:800;color:#F1E5D2;
  letter-spacing:.06em;margin-bottom:16px;
}
.footer-col a{
  display:block;font-size:14px;color:#A0937F;
  padding:6px 0;transition:color .22s var(--ease),transform .22s var(--ease);
}
.footer-col a:hover{color:var(--gold-soft);transform:translateX(4px);}
.footer-bottom{
  border-top:1px solid rgba(243,200,113,.12);
  padding:22px 0 26px;
  display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;
  font-size:13px;color:#897D6C;
}
.fb-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.fb-links a{color:#A0937F;transition:color .2s var(--ease);}
.fb-links a:hover{color:var(--gold-soft);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .section{padding:66px 0;}
  .hero{padding:60px 0 84px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .cta-band{grid-template-columns:1fr;padding:44px 34px;}
  .cta-actions{flex-direction:row;flex-wrap:wrap;}
}
@media (max-width:900px){
  .header-inner{flex-wrap:wrap;height:auto;padding:12px 0;gap:10px;}
  .nav-desktop{
    order:3;width:100%;margin-left:0;overflow-x:auto;
    padding-bottom:4px;scrollbar-width:none;-ms-overflow-style:none;
  }
  .nav-desktop::-webkit-scrollbar{display:none;}
  .nav-link{white-space:nowrap;font-size:14px;padding:8px 13px;}
  .header-actions{margin-left:auto;}
  .mega-panel{width:min(560px,calc(100vw - 40px));grid-template-columns:1fr;max-height:70vh;overflow-y:auto;}
  .brand-text em{display:none;}
  .night-item{grid-template-columns:1fr;gap:12px;}
  .night-no{border-right:0;border-bottom:1px dashed var(--line);padding:0 0 10px;}
  .night-no b{display:inline;font-size:15px;margin-right:8px;}
  .night-link{justify-self:flex-start;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .section{padding:54px 0;}
  .grid-3,.grid-2{grid-template-columns:1fr;}
  .people{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr 1fr;padding:22px 8px;gap:0;}
  .stat{padding:14px 10px;}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line);}
  .section-head{margin-bottom:32px;}
  .hero-card{padding:22px;}
  .cta-band{padding:36px 24px;border-radius:var(--radius);}
}
@media (max-width:520px){
  .grid-4{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .hero-copy h1{font-size:27px;line-height:1.32;}
  .hero-lead{font-size:15px;}
  .hero-actions .btn{width:100%;}
  .hero-points li{font-size:12px;padding:6px 11px;}
  .faq-item summary{padding:16px 18px;font-size:15px;}
  .faq-answer{padding:0 18px 18px;font-size:14px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
  .card{padding:22px 18px;}
  .night-item{padding:20px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

/* roulang page: category3 */
:root{
  --ink:#1b2436;
  --ink-2:#243149;
  --brand:#1f2a44;
  --gold:#c8923a;
  --gold-2:#e0b062;
  --gold-soft:#f6e8c8;
  --bg:#f8f6f2;
  --bg-2:#f1ede4;
  --card:#ffffff;
  --text:#1d2330;
  --muted:#6d7482;
  --line:#e6e0d4;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:11px;
  --shadow-sm:0 2px 10px rgba(27,36,54,.06);
  --shadow-md:0 14px 34px rgba(27,36,54,.10);
  --shadow-lg:0 26px 64px rgba(27,36,54,.18);
  --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:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:-.01em;color:var(--ink);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(200,146,58,.65);outline-offset:3px;border-radius:6px;}

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

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(27,36,54,.03);
}
.header-inner{display:flex;align-items:center;gap:26px;height:76px;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:42px;height:42px;border-radius:13px;
  display:grid;place-items:center;
  background:linear-gradient(150deg,var(--ink) 0%,var(--ink-2) 60%,#33415e 100%);
  color:var(--gold-2);
  font-weight:800;font-size:19px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.14),var(--shadow-sm);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.01em;}
.brand-text em{font-style:normal;font-size:11.5px;color:var(--muted);letter-spacing:.06em;}
.nav-desktop{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-link{
  position:relative;display:inline-block;
  padding:9px 14px;border-radius:10px;
  font-size:14.5px;font-weight:600;color:#4a5364;
  transition:color .2s var(--ease),background .2s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--ink);background:var(--bg-2);}
.nav-link.active{color:var(--ink);background:var(--gold-soft);}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;
  background:var(--gold);border-radius:2px;
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}

/* Mega menu */
.mega-wrap{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 16px;border-radius:12px;border:1px solid transparent;
  background:var(--ink);color:#fff;font-size:14px;font-weight:600;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
  box-shadow:var(--shadow-sm);
}
.mega-trigger i{font-size:12px;color:var(--gold-2);}
.mega-trigger:hover{background:#26344f;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.mega-trigger[aria-expanded="true"]{background:#26344f;}
.mega-trigger[aria-expanded="true"] .fa-chevron-down{transform:rotate(180deg);}
.mega-trigger .fa-chevron-down{transition:transform .25s var(--ease);}
.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;width:640px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);
  padding:20px;display:grid;grid-template-columns:1fr 1fr;gap:20px;
  opacity:0;visibility:hidden;transform:translateY(-8px) scale(.985);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
}
.mega-wrap.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0) scale(1);}
.mega-col-title{
  font-size:11.5px;font-weight:800;letter-spacing:.14em;color:var(--gold);
  text-transform:uppercase;margin-bottom:10px;padding-left:2px;
}
.mega-item{
  display:flex;gap:11px;align-items:flex-start;padding:11px 12px;border-radius:var(--radius-sm);
  transition:background .18s var(--ease),transform .18s var(--ease);
}
.mega-item:hover{background:var(--bg-2);transform:translateX(2px);}
.mi-ico{
  width:34px;height:34px;flex-shrink:0;border-radius:10px;display:grid;place-items:center;
  background:#eef1f7;color:var(--ink);font-size:13px;
}
.mi-ico.green{background:#eef5ec;color:#3d7a4e;}
.mega-item strong{display:block;font-size:14px;font-weight:700;color:var(--ink);margin-bottom:2px;}
.mega-item span span{display:block;font-size:12.5px;color:var(--muted);line-height:1.55;}

.mobile-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:16px;place-items:center;
}
.mobile-toggle:hover{background:var(--bg-2);}
.mobile-nav{
  display:none;border-top:1px solid var(--line);background:#fff;padding:12px 24px 18px;
}
.mobile-nav a{
  display:block;padding:12px 12px;border-radius:11px;font-size:15px;font-weight:600;color:#414a5c;
}
.mobile-nav a:hover,.mobile-nav a.active{background:var(--gold-soft);color:var(--ink);}
.mobile-nav.open{display:block;}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(1200px 420px at 82% -10%,rgba(200,146,58,.28),transparent 62%),
    radial-gradient(800px 380px at 8% 110%,rgba(90,120,180,.28),transparent 60%),
    linear-gradient(155deg,#161f31 0%,#1f2a44 52%,#26334e 100%);
  color:#e9edf5;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:26px 26px;opacity:.7;
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center;
  padding:78px 0 84px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  font-size:12.5px;letter-spacing:.1em;color:#ead9b6;font-weight:600;
}
.eyebrow i{color:var(--gold-2);font-size:12px;}
.hero h1{
  font-size:clamp(30px,4.2vw,50px);font-weight:800;color:#fff;
  margin:20px 0 18px;letter-spacing:-.02em;line-height:1.18;
}
.hero h1 .hl{
  background:linear-gradient(180deg,transparent 62%,rgba(200,146,58,.45) 62%);
  padding:0 4px;border-radius:4px;
}
.hero-lead{font-size:16.5px;line-height:1.85;color:#c3cbdb;max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:13px;border:1px solid transparent;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{background:linear-gradient(140deg,var(--gold-2),var(--gold));color:#1a1408;box-shadow:0 12px 26px rgba(200,146,58,.32);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(200,146,58,.42);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:rgba(255,255,255,.07);color:#eaeef7;border-color:rgba(255,255,255,.24);}
.btn-ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);}
.hero-points{display:flex;flex-wrap:wrap;gap:20px;margin-top:34px;}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:13.5px;color:#b9c3d5;}
.hero-points i{color:var(--gold-2);font-size:12px;}

.hero-card{
  background:rgba(255,255,255,.075);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-lg);
  padding:26px;
  backdrop-filter:blur(10px);
  box-shadow:0 24px 60px rgba(0,0,0,.28);
}
.hero-card h2{font-size:15px;color:#fff;font-weight:700;display:flex;align-items:center;gap:9px;}
.hero-card h2 i{color:var(--gold-2);}
.hero-card .hc-note{font-size:12.5px;color:#a9b4c8;margin-top:6px;}
.pace-list{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.pace-item{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 14px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.pace-item:hover{background:rgba(255,255,255,.12);transform:translateX(3px);}
.pace-item .pi-label{font-size:13.5px;color:#dde4ef;font-weight:600;}
.pace-item .pi-label small{display:block;font-size:11.5px;color:#96a2b8;font-weight:400;margin-top:2px;}
.pace-item .pi-val{
  font-size:12.5px;font-weight:800;color:#1a1408;background:var(--gold-2);
  padding:5px 11px;border-radius:999px;white-space:nowrap;
}

/* ---------- Sections ---------- */
.section{padding:78px 0;}
.section.alt{background:var(--bg-2);}
.section-head{max-width:720px;margin-bottom:40px;}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--gold);
  text-transform:uppercase;margin-bottom:12px;
}
.section-tag::before{content:"";width:22px;height:2px;background:var(--gold);border-radius:2px;}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:800;letter-spacing:-.02em;}
.section-head p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.85;}

.grid{display:grid;gap:22px;}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}

.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#dcd4c4;}
.card-ico{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:#eff2f8;color:var(--ink);font-size:17px;margin-bottom:16px;
}
.card-ico.gold{background:var(--gold-soft);color:#8a5f18;}
.card-ico.green{background:#eaf4ec;color:#37734a;}
.card h3{font-size:17px;font-weight:700;margin-bottom:9px;}
.card p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.card .card-meta{
  display:flex;align-items:center;gap:8px;margin-top:16px;
  font-size:12.5px;font-weight:700;color:#94a0b4;letter-spacing:.04em;
}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:step;}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:28px 26px 26px;box-shadow:var(--shadow-sm);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.step-num{
  counter-increment:step;
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--ink);color:var(--gold-2);font-weight:800;font-size:15px;margin-bottom:16px;
}
.step-num::before{content:"0" counter(step);}
.step h3{font-size:17px;font-weight:700;margin-bottom:9px;}
.step p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.step-time{
  display:inline-block;margin-top:14px;font-size:12px;font-weight:700;
  color:#8a5f18;background:var(--gold-soft);padding:4px 11px;border-radius:999px;
}

/* Benefit strip */
.benefit-band{
  background:linear-gradient(140deg,#1e2942,#25324c);
  border-radius:var(--radius-lg);padding:38px;color:#dfe6f2;
  display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;
  box-shadow:var(--shadow-md);position:relative;overflow:hidden;
}
.benefit-band::before{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,146,58,.4),transparent 66%);
}
.benefit-band h2{color:#fff;font-size:clamp(21px,2.6vw,28px);font-weight:800;letter-spacing:-.01em;}
.benefit-band p{margin-top:12px;font-size:14.5px;color:#b7c1d3;line-height:1.85;}
.benefit-list{position:relative;z-index:2;display:grid;gap:12px;}
.benefit-list li{
  display:flex;align-items:flex-start;gap:11px;font-size:14.5px;color:#dbe3f0;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:12px;padding:12px 15px;
}
.benefit-list i{color:var(--gold-2);margin-top:4px;font-size:13px;}

/* Checklist */
.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:46px;align-items:center;}
.check-list{display:grid;gap:14px;}
.check-list li{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow-sm);
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.check-list li:hover{transform:translateX(3px);border-color:#dbd3c2;}
.check-list .chk{
  width:26px;height:26px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;
  background:#eaf4ec;color:#37734a;font-size:11px;margin-top:2px;
}
.check-list strong{display:block;font-size:15px;font-weight:700;margin-bottom:4px;color:var(--ink);}
.check-list span{display:block;font-size:14px;color:var(--muted);line-height:1.75;}

.quote-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px;box-shadow:var(--shadow-md);
}
.quote-card .q-tag{
  font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--gold);
  text-transform:uppercase;margin-bottom:12px;
}
.q-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 0;border-bottom:1px dashed var(--line);
}
.q-row:last-child{border-bottom:0;padding-bottom:0;}
.q-row .q-k{font-size:14.5px;font-weight:600;color:#3b4457;}
.q-row .q-v{font-size:14px;color:var(--muted);font-weight:600;}
.q-row .q-v strong{color:var(--ink);font-weight:800;}

/* FAQ */
.faq-wrap{display:grid;gap:13px;max-width:880px;margin:0 auto;}
details.faq{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:0;box-shadow:var(--shadow-sm);overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
details.faq[open]{border-color:#d9cfb8;box-shadow:var(--shadow-md);}
details.faq summary{
  list-style:none;cursor:pointer;padding:20px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-size:15.5px;font-weight:700;color:var(--ink);
}
details.faq summary::-webkit-details-marker{display:none;}
details.faq summary .fq-ico{
  width:28px;height:28px;border-radius:9px;display:grid;place-items:center;flex-shrink:0;
  background:var(--bg-2);color:var(--ink);font-size:12px;
  transition:transform .25s var(--ease),background .25s var(--ease);
}
details.faq[open] summary .fq-ico{transform:rotate(45deg);background:var(--gold-soft);color:#8a5f18;}
details.faq .faq-body{padding:0 24px 22px;font-size:14.5px;color:var(--muted);line-height:1.9;}

/* CTA */
.cta{
  background:linear-gradient(155deg,#1a2334,#243149 60%,#2b3a58);
  border-radius:var(--radius-lg);padding:56px 44px;text-align:center;
  position:relative;overflow:hidden;box-shadow:var(--shadow-lg);
}
.cta::before{
  content:"";position:absolute;left:50%;top:-140px;transform:translateX(-50%);
  width:520px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,146,58,.3),transparent 66%);
}
.cta-inner{position:relative;z-index:2;}
.cta h2{color:#fff;font-size:clamp(24px,3vw,34px);font-weight:800;letter-spacing:-.02em;}
.cta p{color:#bcc6d8;margin:16px auto 0;max-width:620px;font-size:15.5px;line-height:1.9;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:30px;}

/* Footer */
.site-footer{background:#141d2c;color:#aab4c6;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:46px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{width:40px;height:40px;font-size:17px;}
.footer-brand strong{display:block;color:#fff;font-size:15.5px;font-weight:800;}
.footer-brand span span{display:block;font-size:11.5px;color:#8b97ab;letter-spacing:.06em;margin-top:2px;}
.fdesc{font-size:13.8px;line-height:1.9;color:#8f9bb0;max-width:330px;}
.footer-col h4{color:#fff;font-size:14px;font-weight:800;margin-bottom:16px;letter-spacing:.02em;}
.footer-col a{
  display:block;font-size:13.8px;color:#94a0b4;padding:5px 0;
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.footer-col a:hover{color:var(--gold-2);transform:translateX(3px);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.09);
  padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:12.8px;color:#7d8899;
}
.fb-links{display:flex;align-items:center;gap:18px;}
.fb-links a{color:#9aa6ba;transition:color .2s var(--ease);}
.fb-links a:hover{color:var(--gold-2);}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .header-inner{gap:16px;}
  .nav-desktop{gap:0;}
  .nav-link{padding:9px 10px;font-size:13.5px;}
  .mega-panel{width:560px;}
  .hero-inner{grid-template-columns:1fr;gap:40px;padding:64px 0 70px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:1fr;}
  .benefit-band{grid-template-columns:1fr;padding:32px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:860px){
  .nav-desktop{display:none;}
  .mobile-toggle{display:grid;}
  .mega-wrap{display:none;}
  .mega-panel{display:none;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr;}
  .hero h1{font-size:30px;}
  .hero-lead{font-size:15.5px;}
  .hero-card{padding:22px;}
  .cta{padding:40px 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .fdesc{max-width:none;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .brand-text strong{font-size:14.5px;}
  .brand-text em{display:none;}
  .brand-mark{width:38px;height:38px;font-size:17px;border-radius:11px;}
  .header-inner{height:66px;}
  .hero-inner{padding:48px 0 56px;}
  .hero-actions .btn{width:100%;}
  .btn{padding:12px 20px;font-size:14.5px;}
  .card,.step,.quote-card{padding:22px;}
  .benefit-band{padding:24px;}
  .pace-item{flex-direction:column;align-items:flex-start;gap:8px;}
  .cta-actions .btn{width:100%;}
  details.faq summary{padding:16px 18px;font-size:14.5px;}
  details.faq .faq-body{padding:0 18px 18px;}
}