/* roulang page: index */
:root{
  --brand-orange:#FF6A00;
  --brand-pink:#FF3D7F;
  --brand-purple:#7A3BFF;
  --brand-cyan:#00D4C8;
  --ink:#151A2D;
  --gray:#4A5169;
  --muted:#8A90A6;
  --bg:#F7F8FC;
  --surface:#FFFFFF;
  --line:#E8EAF2;
  --dark:#12162B;
  --danger:#E5484D;
  --radius-xl:26px;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-pill:999px;
  --shadow-sm:0 2px 8px rgba(21,26,45,.06);
  --shadow-md:0 12px 32px rgba(21,26,45,.10);
  --shadow-brand:0 16px 40px rgba(255,61,127,.22);
  --grad:linear-gradient(135deg,#FF6A00 0%,#FF3D7F 52%,#7A3BFF 100%);
  --grad-soft:linear-gradient(135deg,rgba(255,106,0,.10) 0%,rgba(255,61,127,.10) 52%,rgba(122,59,255,.10) 100%);
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:96px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-pink);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-orange)}
button,input{font-family:inherit}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.015em;line-height:1.28;margin:0;color:var(--ink)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-orange);outline-offset:3px;border-radius:6px}
.shell{max-width:1240px;margin:0 auto;padding:0 22px}
section[id]{scroll-margin-top:120px}
.section{padding:var(--sp-9) 0}
.section-sm{padding:var(--sp-8) 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:700;color:var(--gray);
  background:var(--grad-soft);
  border:1px solid var(--line);
  padding:6px 14px;border-radius:var(--radius-pill);
  letter-spacing:.02em;
}
.eyebrow i{color:var(--brand-pink)}
.sec-head{max-width:780px;margin-bottom:var(--sp-7)}
.sec-head h2{font-size:clamp(24px,3.2vw,38px);margin:14px 0 14px}
.sec-head p{color:var(--gray);font-size:16.5px;max-width:72ch}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.num{font-variant-numeric:tabular-nums}

/* ---------- buttons ---------- */
.btn-brand,.btn-outline-ink,.btn-ghost,.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:var(--radius-pill);
  font-size:16px;font-weight:700;border:1px solid transparent;
  cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  line-height:1.2;
}
.btn-brand{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(255,61,127,.28)}
.btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 36px rgba(255,61,127,.34);filter:brightness(1.05)}
.btn-brand:active{transform:translateY(1px);box-shadow:0 6px 16px rgba(255,61,127,.26)}
.btn-outline-ink{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-outline-ink:hover{color:var(--ink);border-color:rgba(255,106,0,.45);background:#FFF6F0;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px)}
.btn-soft{background:rgba(122,59,255,.08);color:var(--brand-purple);border-color:rgba(122,59,255,.18)}
.btn-soft:hover{background:rgba(122,59,255,.14);color:var(--brand-purple);transform:translateY(-2px)}
.btn-sm{padding:10px 18px;font-size:14.5px}
.btn-block{width:100%}
button:disabled,.btn-brand:disabled{opacity:.5;cursor:not-allowed;transform:none}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.93);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.brand-row{display:flex;align-items:center;gap:var(--sp-5);min-height:70px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:42px;height:42px;border-radius:13px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-size:19px;font-weight:800;
  box-shadow:0 8px 20px rgba(255,61,127,.30)
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:19px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.brand-text span{font-size:12px;color:var(--muted);letter-spacing:.06em}
.brand:hover .brand-text b{color:var(--brand-pink)}
.search-wrap{flex:1 1 auto;display:flex;justify-content:center}
.search-pill{
  display:flex;align-items:center;width:100%;max-width:460px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-pill);
  padding:5px 5px 5px 18px;box-shadow:var(--shadow-sm);transition:border-color .2s ease,box-shadow .2s ease
}
.search-pill:focus-within{border-color:rgba(255,106,0,.6);box-shadow:0 0 0 4px rgba(255,106,0,.12)}
.search-pill i{color:var(--muted);font-size:14px}
.search-pill input{flex:1;border:0;background:transparent;padding:10px 12px;font-size:15px;color:var(--ink);outline:none}
.search-pill input::placeholder{color:var(--muted)}
.search-pill button{
  border:0;border-radius:var(--radius-pill);background:var(--grad);color:#fff;
  font-size:14.5px;font-weight:700;padding:10px 18px;cursor:pointer;transition:filter .2s ease,transform .2s ease
}
.search-pill button:hover{filter:brightness(1.06);transform:translateY(-1px)}
.search-pill button:active{transform:translateY(1px)}
.brand-cta{flex:0 0 auto;display:flex;align-items:center;gap:10px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:13px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:18px;cursor:pointer
}
.nav-toggle:hover{border-color:rgba(255,106,0,.5);color:var(--brand-orange)}
.channel-row{border-top:1px solid var(--line);background:rgba(247,248,252,.7)}
.channel-tabs{
  display:flex;align-items:center;gap:10px;overflow-x:auto;padding:9px 0;
  scrollbar-width:none;-ms-overflow-style:none
}
.channel-tabs::-webkit-scrollbar{display:none}
.channel-tabs a{
  flex:0 0 auto;padding:10px 18px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:700;color:var(--gray);background:#fff;border:1px solid var(--line);
  white-space:nowrap;transition:all .2s ease
}
.channel-tabs a:hover{color:var(--brand-pink);border-color:rgba(255,61,127,.35);transform:translateY(-1px)}
.channel-tabs a.active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 8px 20px rgba(255,61,127,.26)}
.mobile-panel{display:none;border-top:1px solid var(--line);padding:14px 0 18px;background:#fff}
.mobile-panel.open{display:block}
.mobile-panel a{
  display:block;padding:12px 14px;border-radius:var(--radius-md);
  color:var(--ink);font-weight:700;font-size:15.5px
}
.mobile-panel a:hover{background:#FFF6F0;color:var(--brand-pink)}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background-image:linear-gradient(135deg,rgba(21,26,45,.90) 0%,rgba(122,59,255,.72) 55%,rgba(255,61,127,.62) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;inset:auto -10% -40% -10%;height:70%;
  background:radial-gradient(60% 60% at 30% 40%,rgba(255,106,0,.35),transparent 70%);
  pointer-events:none
}
.hero-inner{position:relative;z-index:2;padding:74px 0 82px}
.hero h1{
  color:#fff;font-size:clamp(30px,4.4vw,54px);line-height:1.2;letter-spacing:-.02em;margin:18px 0 20px
}
.hero h1 em{font-style:normal;background:linear-gradient(135deg,#FFD8A8,#FFB3CE 60%,#D9C6FF);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{color:rgba(255,255,255,.88);font-size:17px;max-width:60ch}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
  font-size:13.5px;font-weight:700;color:#fff;letter-spacing:.02em
}
.hero-badge i{color:#FFD8A8}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:42px;max-width:820px}
.stat-chip{
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
  border-radius:var(--radius-lg);padding:16px 18px;backdrop-filter:blur(6px)
}
.stat-chip .val{font-size:28px;font-weight:800;line-height:1.1;color:#fff}
.stat-chip .val small{font-size:13px;font-weight:600;opacity:.8;margin-left:3px}
.stat-chip .lbl{font-size:13px;color:rgba(255,255,255,.78);margin-top:6px}
.hero-card{
  position:relative;border-radius:var(--radius-xl);overflow:hidden;
  box-shadow:0 26px 60px rgba(9,12,26,.45);border:1px solid rgba(255,255,255,.22)
}
.hero-card img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .4s ease}
.hero-card:hover img{transform:scale(1.03)}
.float-badge{
  position:absolute;background:#fff;border-radius:var(--radius-lg);padding:12px 16px;
  box-shadow:var(--shadow-md);display:flex;align-items:center;gap:10px
}
.float-badge .dot{width:10px;height:10px;border-radius:50%;background:var(--brand-cyan);box-shadow:0 0 0 5px rgba(0,212,200,.18)}
.float-badge b{display:block;font-size:15px;color:var(--ink);line-height:1.2}
.float-badge span{font-size:12.5px;color:var(--muted)}
.float-badge.one{left:-18px;bottom:26px}
.float-badge.two{right:-14px;top:28px}
.float-badge.two .dot{background:var(--brand-pink);box-shadow:0 0 0 5px rgba(255,61,127,.18)}

/* ---------- pain / solution ---------- */
.pain-card{border-radius:var(--radius-xl);padding:26px 24px;height:100%;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm)}
.pain-card h3{font-size:21px;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.pain-card.bad h3 i{color:var(--danger)}
.pain-card.good{border-color:rgba(0,212,200,.35);background:linear-gradient(180deg,rgba(0,212,200,.07),#fff 62%)}
.pain-card.good h3 i{color:var(--brand-cyan)}
.pain-list li{
  display:flex;gap:12px;padding:13px 0;border-bottom:1px dashed var(--line);font-size:15.5px;color:var(--gray)
}
.pain-list li:last-child{border-bottom:0}
.pain-list li i{margin-top:6px;font-size:13px}
.pain-card.bad .pain-list li i{color:var(--danger)}
.pain-card.good .pain-list li i{color:var(--brand-cyan)}
.pain-list li b{color:var(--ink)}
.connector{display:flex;align-items:center;justify-content:center;height:100%;min-height:120px}
.connector span{
  width:56px;height:56px;border-radius:50%;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:20px;box-shadow:var(--shadow-brand)
}

/* ---------- steps ---------- */
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);
  padding:28px 24px 26px;height:100%;box-shadow:var(--shadow-sm);position:relative;overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease
}
.step-card::before{content:"";position:absolute;inset:0 0 auto 0;height:5px;background:var(--grad);opacity:0;transition:opacity .2s ease}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,106,0,.28)}
.step-card:hover::before{opacity:1}
.step-no{
  width:46px;height:46px;border-radius:15px;background:var(--grad-soft);border:1px solid var(--line);
  display:grid;place-items:center;font-weight:800;font-size:18px;color:var(--brand-purple);
  font-variant-numeric:tabular-nums
}
.step-card h3{font-size:20px;margin:18px 0 10px}
.step-card p{color:var(--gray);font-size:15.5px}
.step-icon{position:absolute;right:20px;top:24px;font-size:26px;color:rgba(122,59,255,.18)}

/* ---------- stats dark ---------- */
.dark-block{background:var(--dark);color:#fff;position:relative;overflow:hidden}
.dark-block::before{
  content:"";position:absolute;top:-30%;right:-10%;width:46%;height:150%;
  background:radial-gradient(closest-side,rgba(255,61,127,.28),transparent);
  pointer-events:none
}
.dark-block h2{color:#fff;font-size:clamp(24px,3.2vw,38px)}
.dark-block .sec-head p{color:rgba(255,255,255,.72)}
.kpi{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-xl);padding:26px 24px;height:100%;
  transition:transform .2s ease,border-color .2s ease,background-color .2s ease
}
.kpi:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.09)}
.kpi .val{font-size:clamp(28px,3.4vw,38px);font-weight:800;line-height:1.1;background:linear-gradient(135deg,#FFB37A,#FF8FB6 55%,#BFA6FF);-webkit-background-clip:text;background-clip:text;color:transparent}
.kpi .val small{font-size:14px;font-weight:600;-webkit-text-fill-color:rgba(255,255,255,.72);margin-left:4px}
.kpi .lbl{margin-top:10px;font-size:15px;color:rgba(255,255,255,.82);font-weight:600}
.kpi .note{margin-top:6px;font-size:13.5px;color:rgba(255,255,255,.55)}

/* ---------- news cards ---------- */
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);overflow:hidden;
  height:100%;display:flex;flex-direction:column;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,61,127,.28)}
.news-cover{display:block;position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--grad-soft)}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.news-card:hover .news-cover img{transform:scale(1.03)}
.pill{
  display:inline-block;padding:5px 13px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:700;letter-spacing:.02em
}
.pill-float{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94);color:var(--brand-purple);box-shadow:var(--shadow-sm)}
.pill-soft{background:rgba(255,106,0,.10);color:#C24A00}
.pill-cyan{background:rgba(0,212,200,.14);color:#00857E}
.pill-purple{background:rgba(122,59,255,.12);color:#5B21C9}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.news-body h3{font-size:19px;line-height:1.45;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body h3 a{color:var(--ink)}
.news-body h3 a:hover{color:var(--brand-pink)}
.news-body p{color:var(--gray);font-size:15px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;font-size:13.5px;color:var(--muted);border-top:1px solid var(--line)}
.news-meta .more{font-weight:700;color:var(--brand-pink)}
.empty-state{
  text-align:center;padding:56px 24px;background:#fff;border:1px dashed var(--line);
  border-radius:var(--radius-xl);color:var(--muted)
}
.empty-state i{font-size:34px;color:rgba(122,59,255,.35);display:block;margin-bottom:14px}
.empty-state b{display:block;color:var(--ink);font-size:18px;margin-bottom:6px}

/* ---------- testimonials ---------- */
.quote-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);
  padding:28px 26px;height:100%;box-shadow:var(--shadow-sm);position:relative;
  transition:transform .2s ease,box-shadow .2s ease
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.quote-card .mark{position:absolute;right:22px;top:18px;font-size:34px;color:rgba(255,61,127,.14)}
.stars{color:#FF9A2E;font-size:14px;letter-spacing:2px}
.quote-card blockquote{margin:16px 0 22px;color:var(--gray);font-size:16px;border:0;padding:0}
.person{display:flex;align-items:center;gap:12px}
.person .av{
  width:46px;height:46px;border-radius:50%;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:16px
}
.person b{display:block;font-size:15.5px}
.person span{font-size:13px;color:var(--muted)}

/* ---------- faq ---------- */
.faq .accordion-item{
  border:1px solid var(--line);border-radius:var(--radius-lg) !important;
  margin-bottom:14px;overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)
}
.faq .accordion-button{
  font-size:17.5px;font-weight:700;color:var(--ink);background:#fff;padding:20px 22px;
  box-shadow:none !important;transition:background-color .2s ease
}
.faq .accordion-button:not(.collapsed){background:var(--grad-soft);color:var(--brand-purple)}
.faq .accordion-button:hover{background:#FFF6F0}
.faq .accordion-button::after{
  background-image:none;content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-size:13px;transition:transform .2s ease
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.faq .accordion-body{padding:4px 22px 22px;color:var(--gray);font-size:15.5px;line-height:1.8}

/* ---------- cta ---------- */
.cta-panel{
  background:var(--grad);color:#fff;border-radius:var(--radius-xl);
  padding:56px 48px;position:relative;overflow:hidden;box-shadow:var(--shadow-brand)
}
.cta-panel::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:280px;height:280px;
  border-radius:50%;background:rgba(255,255,255,.14)
}
.cta-panel h2{color:#fff;font-size:clamp(24px,3.2vw,36px);position:relative;z-index:2}
.cta-panel p{color:rgba(255,255,255,.9);margin-top:14px;max-width:62ch;position:relative;z-index:2}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;position:relative;z-index:2}
.btn-invert{background:#fff;color:var(--brand-pink);border-color:#fff}
.btn-invert:hover{background:#FFF2E9;color:var(--brand-pink);transform:translateY(-2px);box-shadow:0 14px 30px rgba(21,26,45,.20)}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:68px 0 0;margin-top:0}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;letter-spacing:.01em}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{box-shadow:none}
.footer-brand b{color:#fff;font-size:18px;font-weight:800}
.site-footer p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66)}
.footer-links li{margin-bottom:11px}
.footer-links a{color:rgba(255,255,255,.72);font-size:14.5px}
.footer-links a:hover{color:var(--brand-orange)}
.sub-form{display:flex;flex-direction:column;gap:12px;margin-top:6px}
.sub-form label{font-size:13px;color:rgba(255,255,255,.6)}
.sub-form input{
  height:50px;border-radius:var(--radius-md);border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);color:#fff;padding:0 16px;font-size:15px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease
}
.sub-form input::placeholder{color:rgba(255,255,255,.4)}
.sub-form input:focus{border-color:var(--brand-orange);box-shadow:0 0 0 4px rgba(255,106,0,.18)}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13.5px;color:rgba(255,255,255,.5)
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:991.98px){
  .section{padding:64px 0}
  .search-wrap{display:none}
  .nav-toggle{display:grid;place-items:center}
  .brand-cta .btn-brand{display:none}
  .hero-inner{padding:56px 0 64px}
  .hero-card{margin-top:34px}
  .float-badge.one{left:8px;bottom:12px}
  .float-badge.two{right:8px;top:12px}
  .cta-panel{padding:40px 28px}
  .connector{min-height:auto;padding:10px 0}
  .connector span{transform:rotate(90deg)}
}
@media (max-width:575.98px){
  body{font-size:16px}
  .shell{padding:0 16px}
  .section{padding:56px 0}
  .brand-text b{font-size:17px}
  .channel-tabs a{padding:9px 15px;font-size:14.5px}
  .hero-actions{flex-direction:column}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .stat-chip{padding:13px 14px}
  .stat-chip .val{font-size:23px}
  .cta-panel{padding:32px 20px;border-radius:var(--radius-lg)}
  .cta-actions{flex-direction:column}
  .cta-actions .btn-invert,.cta-actions .btn-ghost{width:100%}
  .footer-bottom{flex-direction:column;text-align:center}
}

/* roulang page: article */
:root{
  --brand-orange:#FF6A00;
  --brand-pink:#FF3D7F;
  --brand-purple:#7A3BFF;
  --brand-grad:linear-gradient(135deg,#FF6A00 0%,#FF3D7F 52%,#7A3BFF 100%);
  --brand-soft:linear-gradient(135deg,rgba(255,106,0,.10) 0%,rgba(255,61,127,.10) 52%,rgba(122,59,255,.10) 100%);
  --cyan:#00D4C8;
  --ink:#151A2D;
  --ink-2:#4A5169;
  --ink-3:#8A90A6;
  --bg:#F7F8FC;
  --surface:#FFFFFF;
  --line:#E8EAF2;
  --dark:#12162B;
  --danger:#E5484D;
  --r-xl:28px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --sh-1:0 2px 8px rgba(21,26,45,.06);
  --sh-2:0 12px 32px rgba(21,26,45,.10);
  --sh-brand:0 16px 40px rgba(255,61,127,.22);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-pink)}
button{font-family:inherit}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.015em;color:var(--ink);margin:0}
p{margin:0 0 16px}
ul,ol{margin:0}
:focus-visible{outline:2px solid var(--brand-purple);outline-offset:2px;border-radius:6px}
.shell{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
section{scroll-margin-top:150px}
[id]{scroll-margin-top:150px}

/* ============ Header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 14px rgba(21,26,45,.05);
}
.nav-top-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:68px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--brand-grad);
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:18px;
  box-shadow:0 8px 20px rgba(255,61,127,.28);
}
.brand-name{font-size:19px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.nav-search{
  flex:1 1 auto;
  max-width:460px;
  display:flex;align-items:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  padding:5px 5px 5px 18px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:var(--brand-orange);box-shadow:0 0 0 4px rgba(255,106,0,.13)}
.nav-search input{
  flex:1 1 auto;min-width:0;border:0;outline:none;background:transparent;
  height:38px;font-size:15px;color:var(--ink);
}
.nav-search input::placeholder{color:var(--ink-3)}
.search-btn{
  flex:0 0 auto;
  border:0;border-radius:999px;padding:9px 20px;
  background:var(--brand-grad);color:#fff;
  font-size:14.5px;font-weight:700;cursor:pointer;
  transition:filter .2s ease,transform .2s ease;
}
.search-btn:hover{filter:brightness(1.08);transform:translateY(-1px)}
.search-btn:active{transform:translateY(1px)}
.nav-cta{margin-left:auto;flex:0 0 auto;padding:12px 22px;font-size:14.5px}

.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--brand-grad);color:#fff;border:0;
  border-radius:999px;padding:13px 26px;
  font-size:15px;font-weight:700;line-height:1.4;
  cursor:pointer;text-align:center;
  box-shadow:0 10px 26px rgba(255,61,127,.24);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.07);box-shadow:0 16px 34px rgba(255,61,127,.32)}
.btn-brand:active{transform:translateY(1px)}
.btn-brand[disabled],.btn-brand.disabled{filter:grayscale(.6);opacity:.5;pointer-events:none}
.btn-block{width:100%}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:#fff;color:var(--ink);
  border:1.5px solid var(--line);border-radius:999px;
  padding:12px 24px;font-size:14.5px;font-weight:700;
  transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease;
}
.btn-line:hover{background:#FFF4EC;border-color:rgba(255,106,0,.45);color:var(--brand-orange);transform:translateY(-2px)}

.channel-tabs{
  display:flex;align-items:center;gap:10px;
  min-height:52px;
  overflow-x:auto;overflow-y:hidden;
  white-space:nowrap;
  -webkit-overflow-scrolling:touch;
  scrollbar-width:none;
  padding:0 24px;
  max-width:1240px;
  margin:0 auto;
}
.channel-tabs::-webkit-scrollbar{display:none}
.channel-tabs a{
  flex:0 0 auto;
  display:inline-flex;align-items:center;
  padding:8px 18px;border-radius:999px;
  font-size:14.5px;font-weight:600;
  color:var(--ink-2);
  background:#F2F4FA;
  border:1px solid transparent;
  transition:all .2s ease;
}
.channel-tabs a:hover{background:#FFF0E6;color:var(--brand-orange)}
.channel-tabs a.active{
  background:var(--brand-grad);color:#fff;
  box-shadow:0 8px 20px rgba(255,61,127,.24);
}

/* ============ Article ============ */
.page{padding:26px 0 96px}
.crumb{font-size:13.5px;color:var(--ink-3);display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:22px}
.crumb a{color:var(--ink-2)}
.crumb a:hover{color:var(--brand-orange)}
.crumb .sep{color:#C7CBDA}
.crumb .current{color:var(--ink);font-weight:600;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.article-head{max-width:900px}
.cat-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(255,61,127,.10);
  color:#D62868;font-size:13.5px;font-weight:700;
  margin-bottom:18px;
}
.cat-pill::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--brand-grad)}
.article-head h1{
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.3;
  letter-spacing:-.02em;
  margin-bottom:18px;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  font-size:14px;color:var(--ink-3);
  padding-bottom:24px;
  border-bottom:1px solid var(--line);
}
.meta-item{display:inline-flex;align-items:center;gap:7px}
.meta-item b{color:var(--ink-2);font-weight:600}
.meta-dot{width:5px;height:5px;border-radius:50%;background:#CFD3E0}

.cover-wrap{margin:28px 0 40px}
.cover-wrap img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--r-xl);
  box-shadow:var(--sh-2);
  background:var(--brand-soft);
}
.cover-cap{font-size:13.5px;color:var(--ink-3);margin-top:12px;text-align:center}

.article-layout{
  display:grid;
  grid-template-columns:264px minmax(0,1fr);
  gap:52px;
  align-items:start;
}
.article-side{position:sticky;top:150px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:22px;
  box-shadow:var(--sh-1);
}
.side-card h2{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h2::before{content:"";width:4px;height:16px;border-radius:3px;background:var(--brand-grad)}
.side-toc ul{list-style:none;padding:0;display:grid;gap:6px}
.side-toc a{
  display:block;font-size:14.5px;color:var(--ink-2);
  padding:8px 12px;border-radius:11px;
  transition:background .2s ease,color .2s ease,padding-left .2s ease;
}
.side-toc a:hover{background:#F5F3FF;color:var(--brand-purple);padding-left:16px}
.side-entry p{font-size:14px;color:var(--ink-2);line-height:1.75;margin-bottom:16px}
.side-entry .btn-brand{padding:12px 18px;font-size:14.5px}
.side-entry .btn-line{margin-top:10px;padding:11px 18px;font-size:14.5px;width:100%}
.side-tip{
  background:var(--dark);
  border-radius:var(--r-lg);
  padding:22px;
  color:#C9CEE0;
}
.side-tip h2{font-size:16px;color:#fff;margin-bottom:12px}
.side-tip p{font-size:13.8px;line-height:1.8;color:#9AA1B9;margin:0}

.article-main{min-width:0}
.article-body{
  max-width:820px;
  font-size:17px;
  line-height:1.85;
  color:#242A40;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  padding:44px 46px;
  box-shadow:var(--sh-1);
}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 20px}
.article-body h2{
  position:relative;
  font-size:26px;line-height:1.4;
  margin:44px 0 16px;
  padding-left:18px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:5px;
  border-radius:3px;background:var(--brand-grad);
}
.article-body h3{font-size:21px;line-height:1.45;margin:32px 0 12px;color:var(--ink)}
.article-body h4{font-size:18px;margin:24px 0 10px;color:var(--ink-2)}
.article-body ul,.article-body ol{padding-left:24px;margin:0 0 20px}
.article-body li{margin-bottom:10px}
.article-body li::marker{color:var(--brand-pink);font-weight:700}
.article-body a{color:var(--brand-purple);border-bottom:1px solid rgba(122,59,255,.35)}
.article-body a:hover{color:var(--brand-pink);border-bottom-color:rgba(255,61,127,.5)}
.article-body img{border-radius:var(--r-lg);margin:24px 0}
.article-body blockquote{
  margin:24px 0;
  padding:20px 24px;
  background:linear-gradient(135deg,rgba(255,106,0,.06),rgba(122,59,255,.06));
  border-left:4px solid var(--brand-pink);
  border-radius:var(--r-md);
  color:var(--ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13.5px;color:var(--ink-3);text-align:center;margin-top:10px}
.article-body table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  margin:24px 0;
  font-size:15px;
}
.article-body th{background:#F2F4FA;font-weight:700;color:var(--ink)}
.article-body th,.article-body td{padding:13px 16px;border-bottom:1px solid var(--line);text-align:left}
.article-body tr:last-child td{border-bottom:0}
.article-body pre{
  background:var(--dark);
  color:#E7EAF6;
  border-radius:var(--r-md);
  padding:20px 22px;
  overflow-x:auto;
  font-size:14px;
  line-height:1.7;
  margin:24px 0;
}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.92em;
  background:#F2F4FA;
  color:#C42A6B;
  padding:2px 7px;
  border-radius:6px;
}
.article-body pre code{background:transparent;color:inherit;padding:0}

.empty-state{
  max-width:820px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  padding:64px 40px;
  text-align:center;
  box-shadow:var(--sh-1);
}
.empty-ico{
  width:76px;height:76px;border-radius:24px;
  margin:0 auto 22px;
  background:var(--brand-soft);
  display:flex;align-items:center;justify-content:center;
  font-size:30px;
}
.empty-state h2{font-size:26px;margin-bottom:12px}
.empty-state p{color:var(--ink-2);max-width:46ch;margin:0 auto 26px}

/* ============ Related ============ */
.block{margin-top:56px}
.block-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.block-head h2{font-size:clamp(22px,2.6vw,28px)}
.block-head p{font-size:14.5px;color:var(--ink-3);margin:6px 0 0}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.rel-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.rel-thumb{position:relative;overflow:hidden}
.rel-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .25s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.03)}
.rel-tag{
  position:absolute;left:12px;top:12px;
  background:rgba(18,22,43,.72);
  color:#fff;font-size:12.5px;font-weight:600;
  padding:5px 12px;border-radius:999px;
  backdrop-filter:blur(6px);
}
.rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.rel-body h3{font-size:17px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-body p{font-size:14px;color:var(--ink-2);line-height:1.7;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-more{margin-top:auto;font-size:14px;font-weight:700;color:var(--brand-pink)}

.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:26px}
.post-nav-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:20px 22px;
  box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-nav-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(255,61,127,.35)}
.post-nav-item.next{text-align:right}
.pn-label{display:block;font-size:13px;color:var(--ink-3);margin-bottom:8px}
.pn-title{display:block;font-size:15.5px;font-weight:700;color:var(--ink);line-height:1.55}
.back-cat{
  margin-top:26px;display:flex;justify-content:center;
}
.back-cat a{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:700;color:var(--brand-purple);
  padding:12px 24px;border-radius:999px;
  background:rgba(122,59,255,.08);
  transition:background .2s ease,color .2s ease;
}
.back-cat a:hover{background:rgba(255,61,127,.12);color:var(--brand-pink)}

/* ============ Footer ============ */
.site-footer{
  background:var(--dark);
  color:#C9CEE0;
  padding:72px 0 0;
  margin-top:0;
}
.site-footer h4{font-size:16px;color:#fff;margin-bottom:18px;font-weight:700}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand b{color:#fff;font-size:19px;font-weight:800}
.site-footer p{font-size:14.5px;line-height:1.85;color:#9AA1B9;max-width:36ch;margin:0}
.footer-links{list-style:none;padding:0;display:grid;gap:10px}
.footer-links a{font-size:14.5px;color:#C9CEE0}
.footer-links a:hover{color:var(--brand-orange)}
.sub-form label{display:block;font-size:13px;color:#9AA1B9;margin-bottom:8px}
.sub-form input{
  width:100%;height:50px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.06);
  color:#fff;padding:0 16px;font-size:15px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-form input::placeholder{color:#7C839C}
.sub-form input:focus{border-color:var(--brand-orange);box-shadow:0 0 0 4px rgba(255,106,0,.18)}
.sub-form .btn-block{margin-top:12px;padding:13px 18px;font-size:15px}
.footer-bottom{
  margin-top:56px;
  border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0 26px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13.5px;color:#8A90A6;
}

@media (max-width:1199px){
  .article-layout{grid-template-columns:230px minmax(0,1fr);gap:36px}
  .article-body{padding:38px 34px}
}
@media (max-width:991px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:36px}
  .article-side{position:static;order:2;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
  .article-main{order:1}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .nav-cta{margin-left:auto}
  .nav-search{max-width:320px}
}
@media (max-width:767px){
  .shell{padding:0 18px}
  .nav-top-inner{flex-wrap:wrap;gap:12px;padding:12px 0}
  .nav-search{order:3;flex:1 1 100%;max-width:none}
  .nav-cta{display:none}
  .channel-tabs{padding:0 18px;min-height:50px}
  .page{padding:20px 0 64px}
  .article-head h1{font-size:clamp(24px,6.4vw,30px)}
  .cover-wrap{margin:20px 0 28px}
  .article-layout{gap:28px}
  .article-side{grid-template-columns:minmax(0,1fr)}
  .article-body{padding:28px 22px;font-size:16px;border-radius:var(--r-lg)}
  .article-body h2{font-size:22px;margin:34px 0 14px}
  .article-body h3{font-size:18.5px}
  .rel-grid{grid-template-columns:minmax(0,1fr)}
  .post-nav{grid-template-columns:minmax(0,1fr)}
  .post-nav-item.next{text-align:left}
  .site-footer{padding:52px 0 0}
  .footer-bottom{margin-top:36px}
  .empty-state{padding:44px 22px}
}
@media (max-width:520px){
  .brand-name{font-size:17px}
  .meta-row{gap:8px 14px;font-size:13px}
  .crumb{font-size:12.8px}
  .btn-brand{width:100%}
  .side-entry .btn-brand,.side-entry .btn-line{width:100%}
}

/* roulang page: category1 */
:root{
  --brand-orange:#FF6A00;
  --brand-pink:#FF3D7F;
  --brand-purple:#7A3BFF;
  --teal:#00D4C8;
  --ink:#151A2D;
  --mid:#4A5169;
  --soft:#8A90A6;
  --bg:#F7F8FC;
  --surface:#FFFFFF;
  --line:#E8EAF2;
  --dark:#12162B;
  --danger:#E5484D;
  --grad:linear-gradient(135deg,#FF6A00 0%,#FF3D7F 52%,#7A3BFF 100%);
  --grad-soft:linear-gradient(135deg,rgba(255,106,0,.10),rgba(255,61,127,.10) 52%,rgba(122,59,255,.10));
  --r-xl:26px;
  --r-lg:20px;
  --r-md:14px;
  --sh-1:0 2px 8px rgba(21,26,45,.06);
  --sh-2:0 12px 32px rgba(21,26,45,.10);
  --sh-brand:0 16px 40px rgba(255,61,127,.22);
  --t:200ms ease;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--ink);text-decoration:none;transition:color var(--t),background var(--t),border-color var(--t);}
a:hover{color:var(--brand-pink);}
p{max-width:72ch;}
h1,h2,h3,h4{letter-spacing:-.01em;font-weight:800;line-height:1.28;margin:0;}
h2{font-size:clamp(24px,3vw,38px);letter-spacing:-.02em;}
h3{font-size:clamp(19px,1.6vw,24px);}
ul{padding-left:0;list-style:none;margin:0;}
.shell{width:100%;max-width:1240px;margin:0 auto;padding:0 22px;}
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-pink);
  background:var(--grad-soft);
  border:1px solid rgba(255,61,127,.22);
  border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.eyebrow i{color:var(--brand-orange);}
.lead{color:var(--mid);font-size:16.5px;margin-top:14px;}
.muted{color:var(--soft);font-size:14px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.topbar{
  display:flex;align-items:center;gap:20px;
  min-height:70px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:800;font-size:20px;letter-spacing:-.02em;white-space:nowrap;
}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:18px;font-weight:800;
  box-shadow:var(--sh-brand);
}
.brand:hover{color:var(--ink);}
.search-box{
  flex:1 1 auto;max-width:430px;margin-left:auto;
  display:flex;align-items:center;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:999px;
  padding:4px 4px 4px 16px;
  transition:border-color var(--t),box-shadow var(--t);
}
.search-box:focus-within{border-color:var(--brand-orange);box-shadow:0 0 0 4px rgba(255,106,0,.14);}
.search-box i{color:var(--soft);font-size:14px;}
.search-box input{
  flex:1;border:0;background:transparent;outline:none;
  height:42px;font-size:15px;color:var(--ink);padding:0 10px;
}
.search-box button{
  border:0;border-radius:999px;height:42px;padding:0 20px;
  background:var(--grad);color:#fff;font-weight:700;font-size:14.5px;
  transition:filter var(--t),transform var(--t),box-shadow var(--t);
}
.search-box button:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:var(--sh-brand);}
.search-box button:active{transform:translateY(1px);}
.topbar-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--grad);color:#fff;font-weight:700;font-size:15px;
  border-radius:999px;padding:11px 22px;white-space:nowrap;
  box-shadow:var(--sh-brand);
  transition:filter var(--t),transform var(--t);
}
.topbar-cta:hover{color:#fff;filter:brightness(1.08);transform:translateY(-2px);}
.nav-toggle{
  display:none;border:1px solid var(--line);background:#fff;
  width:44px;height:44px;border-radius:14px;color:var(--ink);font-size:17px;
}
.channel-tabs{
  display:flex;align-items:center;gap:10px;
  min-height:56px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
  padding:6px 0 10px;
  margin:0;
}
.channel-tabs::-webkit-scrollbar{display:none;}
.channel-tabs a{
  flex:0 0 auto;
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 20px;border-radius:999px;
  font-size:15px;font-weight:700;color:var(--mid);
  background:#fff;border:1px solid var(--line);
  transition:all var(--t);
}
.channel-tabs a:hover{color:var(--brand-pink);border-color:rgba(255,61,127,.4);background:#FFF6FA;}
.channel-tabs a.active{
  background:var(--grad);color:#fff;border-color:transparent;
  box-shadow:var(--sh-brand);
}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--brand-pink);outline-offset:2px;
}

/* ============ 面包屑 ============ */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:var(--soft);
  padding:16px 0 0;
}
.crumbs a{color:var(--soft);}
.crumbs a:hover{color:var(--brand-pink);}
.crumbs .sep{color:#C9CDDC;}
.crumbs .now{color:var(--ink);font-weight:700;}

/* ============ Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  margin-top:20px;
  padding:64px 52px 58px;
  background-image:linear-gradient(120deg,rgba(18,22,43,.86),rgba(122,59,255,.55) 58%,rgba(255,61,127,.45)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  color:#fff;
  box-shadow:var(--sh-2);
}
.page-hero::after{
  content:"";position:absolute;right:-90px;bottom:-110px;
  width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,212,200,.42),transparent 68%);
}
.page-hero .hero-inner{position:relative;z-index:2;max-width:720px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.32);
  color:#fff;border-radius:999px;padding:7px 15px;margin-bottom:20px;
}
.page-hero h1{
  font-size:clamp(30px,4.4vw,50px);
  color:#fff;margin-bottom:18px;
}
.page-hero h1 em{
  font-style:normal;
  background:linear-gradient(135deg,#FFD36A,#FF6A00 50%,#FF3D7F);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-hero p{
  color:rgba(255,255,255,.86);
  font-size:16.5px;max-width:62ch;margin:0 0 28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  background:var(--grad);color:#fff;font-weight:700;font-size:15.5px;
  border:0;border-radius:999px;padding:14px 30px;
  box-shadow:var(--sh-brand);
  transition:filter var(--t),transform var(--t),box-shadow var(--t);
}
.btn-brand:hover{color:#fff;filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 20px 44px rgba(255,61,127,.32);}
.btn-brand:active{transform:translateY(1px);}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  background:#fff;color:var(--ink);font-weight:700;font-size:15.5px;
  border:1px solid var(--line);border-radius:999px;padding:13px 28px;
  transition:all var(--t);
}
.btn-line:hover{color:var(--brand-pink);background:#FFF6FA;border-color:rgba(255,61,127,.4);transform:translateY(-2px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  background:transparent;color:#fff;font-weight:700;font-size:15.5px;
  border:1px solid rgba(255,255,255,.6);border-radius:999px;padding:13px 28px;
  transition:all var(--t);
}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px);}
.btn-block{width:100%;}

.hero-badges{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:14px;margin-top:42px;position:relative;z-index:2;
}
.stat-badge{
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.26);
  border-radius:var(--r-md);
  padding:16px 18px;
  backdrop-filter:blur(2px);
}
.stat-badge .num{
  font-size:30px;font-weight:800;line-height:1.1;
  font-variant-numeric:tabular-nums;
  background:linear-gradient(135deg,#FFD36A,#FF3D7F 60%,#7A3BFF);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-badge .unit{font-size:13px;font-weight:600;color:rgba(255,255,255,.75);margin-left:3px;}
.stat-badge .cap{display:block;font-size:13.5px;color:rgba(255,255,255,.8);margin-top:6px;}

/* ============ 介绍区 ============ */
.intro-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-1);
  padding:44px;
  position:relative;overflow:hidden;
}
.intro-card::before{
  content:"";position:absolute;left:0;top:0;height:6px;width:100%;
  background:var(--grad);
}
.intro-media{
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);
  background:var(--bg);
}
.intro-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 220ms ease;}
.intro-media:hover img{transform:scale(1.03);}
.intro-list{display:grid;gap:14px;margin-top:22px;}
.intro-list li{
  display:flex;gap:12px;align-items:flex-start;
  background:var(--bg);border:1px solid var(--line);
  border-radius:var(--r-md);padding:14px 16px;font-size:15px;color:var(--mid);
}
.intro-list i{color:var(--brand-orange);margin-top:5px;}

/* ============ 卡片网格 ============ */
.entry-card{
  height:100%;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-1);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,61,127,.28);}
.entry-thumb{position:relative;overflow:hidden;background:var(--bg);}
.entry-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 220ms ease;}
.entry-card:hover .entry-thumb img{transform:scale(1.03);}
.entry-thumb .pill{
  position:absolute;left:14px;top:14px;
  background:var(--grad);color:#fff;font-size:12.5px;font-weight:700;
  border-radius:999px;padding:5px 13px;box-shadow:var(--sh-1);
}
.entry-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.entry-body h3{font-size:20px;margin-bottom:10px;}
.entry-body p{color:var(--mid);font-size:15px;margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.entry-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--soft);
}
.entry-meta .tag{
  background:rgba(122,59,255,.08);color:#5A28C9;
  border-radius:999px;padding:4px 11px;font-weight:700;
}
.entry-meta .more{margin-left:auto;color:var(--brand-pink);font-weight:700;}
.entry-meta .more:hover{color:var(--brand-orange);}
.mini-stats{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap;}
.mini-stats span{
  font-size:12.5px;font-weight:700;color:var(--mid);
  background:var(--bg);border:1px solid var(--line);
  border-radius:999px;padding:4px 11px;
  font-variant-numeric:tabular-nums;
}

/* ============ 深色数据区 ============ */
.dark-band{
  background:var(--dark);color:#fff;
  border-radius:var(--r-xl);
  padding:70px 48px;
  position:relative;overflow:hidden;
}
.dark-band::before{
  content:"";position:absolute;left:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,0,.35),transparent 70%);
}
.dark-band::after{
  content:"";position:absolute;right:-70px;bottom:-90px;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,212,200,.28),transparent 70%);
}
.dark-band .inner{position:relative;z-index:2;}
.dark-band h2{color:#fff;}
.dark-band p{color:rgba(255,255,255,.72);}
.dark-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:36px;}
.dark-stat{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-lg);
  padding:24px 22px;
}
.dark-stat .num{
  font-size:34px;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums;
  background:linear-gradient(135deg,#00D4C8,#7A3BFF 55%,#FF3D7F);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.dark-stat .unit{font-size:14px;font-weight:700;color:rgba(255,255,255,.7);margin-left:3px;}
.dark-stat .cap{display:block;margin-top:8px;font-size:14px;color:rgba(255,255,255,.78);}
.dark-stat .sub{display:block;margin-top:4px;font-size:12.5px;color:rgba(255,255,255,.5);}

/* ============ 核对清单 ============ */
.check-panel{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-xl);box-shadow:var(--sh-1);
  padding:34px 32px;height:100%;
}
.check-panel h3{font-size:22px;margin-bottom:8px;display:flex;align-items:center;gap:10px;}
.check-panel h3 i{color:var(--brand-pink);}
.check-panel .sub{color:var(--soft);font-size:14px;margin-bottom:20px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:13px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--mid);
}
.check-list li:last-child{border-bottom:0;}
.check-list .dot{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  background:rgba(0,212,200,.14);color:#00A79D;
  display:grid;place-items:center;font-size:12px;margin-top:5px;
}
.warn-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:13px 0;border-bottom:1px dashed rgba(255,255,255,.12);
  font-size:15px;color:rgba(255,255,255,.82);
}
.warn-list li:last-child{border-bottom:0;}
.warn-list .dot{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  background:rgba(255,106,0,.22);color:#FFB473;
  display:grid;place-items:center;font-size:12px;margin-top:5px;
}
.warn-card{
  background:var(--dark);color:#fff;border-radius:var(--r-xl);
  padding:34px 32px;height:100%;box-shadow:var(--sh-2);
  position:relative;overflow:hidden;
}
.warn-card h3{color:#fff;font-size:22px;margin-bottom:8px;display:flex;align-items:center;gap:10px;}
.warn-card h3 i{color:var(--brand-orange);}
.warn-card .sub{color:rgba(255,255,255,.6);font-size:14px;margin-bottom:18px;}

/* ============ FAQ ============ */
.faq-wrap .accordion-item{
  border:1px solid var(--line);
  border-radius:var(--r-lg) !important;
  background:#fff;
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:border-color var(--t),box-shadow var(--t);
}
.faq-wrap .accordion-item:hover{border-color:rgba(255,61,127,.3);box-shadow:var(--sh-2);}
.faq-wrap .accordion-button{
  background:#fff;color:var(--ink);
  font-size:17.5px;font-weight:800;line-height:1.6;
  padding:20px 24px;border:0;box-shadow:none;
}
.faq-wrap .accordion-button:not(.collapsed){
  color:var(--brand-pink);background:var(--grad-soft);
}
.faq-wrap .accordion-button:focus{box-shadow:none;outline:none;}
.faq-wrap .accordion-button::after{
  background-image:none;
  content:"\f067";
  font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:14px;color:#fff;
  display:grid;place-items:center;
  width:30px;height:30px;border-radius:50%;
  background:var(--grad);
  transition:transform var(--t);
  flex:0 0 auto;
}
.faq-wrap .accordion-button:not(.collapsed)::after{
  content:"\f068";transform:rotate(180deg);
}
.faq-wrap .accordion-body{
  padding:4px 24px 24px;
  color:var(--mid);font-size:15px;line-height:1.78;
}

/* ============ CTA ============ */
.cta-band{
  background:var(--grad);
  border-radius:var(--r-xl);
  padding:64px 48px;
  color:#fff;
  position:relative;overflow:hidden;
  box-shadow:0 24px 60px rgba(255,61,127,.28);
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-band h2{color:#fff;position:relative;z-index:2;}
.cta-band p{color:rgba(255,255,255,.9);position:relative;z-index:2;margin-top:14px;}
.cta-band .actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;position:relative;z-index:2;}
.btn-invert{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  background:#fff;color:var(--ink);font-weight:800;font-size:15.5px;
  border:0;border-radius:999px;padding:14px 30px;
  transition:all var(--t);
}
.btn-invert:hover{color:var(--brand-pink);transform:translateY(-2px);box-shadow:0 16px 34px rgba(21,26,45,.22);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--dark);color:rgba(255,255,255,.72);
  padding:72px 0 28px;margin-top:96px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand b{color:#fff;font-size:19px;font-weight:800;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;font-weight:800;}
.site-footer p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.66);}
.footer-links li{margin-bottom:11px;}
.footer-links a{color:rgba(255,255,255,.7);font-size:14.5px;}
.footer-links a:hover{color:var(--brand-orange);}
.sub-form label{display:block;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:7px;}
.sub-form input{
  width:100%;height:50px;border-radius:var(--r-md);
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);color:#fff;
  padding:0 16px;font-size:15px;margin-bottom:12px;outline:none;
  transition:border-color var(--t),box-shadow var(--t);
}
.sub-form input::placeholder{color:rgba(255,255,255,.4);}
.sub-form input:focus{border-color:var(--brand-orange);box-shadow:0 0 0 4px rgba(255,106,0,.18);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  margin-top:48px;padding-top:22px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .hero-badges{grid-template-columns:repeat(2,minmax(0,1fr));}
  .dark-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .topbar{flex-wrap:wrap;padding:12px 0;}
  .search-box{order:3;max-width:100%;width:100%;margin-left:0;}
  .topbar-cta{display:none;}
  .nav-toggle{display:inline-grid;place-items:center;margin-left:auto;}
  .page-hero{padding:48px 30px 44px;}
  .intro-card{padding:30px;}
  .dark-band{padding:52px 28px;}
  .cta-band{padding:48px 28px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .section{padding:56px 0;}
  .shell{padding:0 16px;}
  .page-hero{padding:38px 22px 36px;border-radius:var(--r-lg);}
  .page-hero p{font-size:15.5px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%;}
  .hero-badges{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:30px;}
  .stat-badge{padding:13px 14px;}
  .stat-badge .num{font-size:24px;}
  .dark-grid{grid-template-columns:1fr;}
  .dark-band{padding:44px 22px;}
  .cta-band{padding:40px 22px;}
  .intro-card{padding:24px 20px;}
  .check-panel,.warn-card{padding:26px 22px;}
  .faq-wrap .accordion-button{font-size:16.5px;padding:17px 18px;}
  .faq-wrap .accordion-body{padding:2px 18px 20px;}
  .site-footer{padding:56px 0 24px;margin-top:64px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:519px){
  .hero-badges{grid-template-columns:1fr 1fr;}
  .brand{font-size:17.5px;}
  .brand-mark{width:34px;height:34px;font-size:16px;border-radius:11px;}
}

/* roulang page: category2 */
:root{
  --c-orange:#FF6A00;
  --c-pink:#FF3D7F;
  --c-purple:#7A3BFF;
  --c-cyan:#00D4C8;
  --ink:#151A2D;
  --gray:#4A5169;
  --gray-2:#8A90A6;
  --bg:#F7F8FC;
  --surface:#FFFFFF;
  --line:#E8EAF2;
  --deep:#12162B;
  --danger:#E5484D;
  --grad:linear-gradient(135deg,#FF6A00 0%,#FF3D7F 52%,#7A3BFF 100%);
  --grad-soft:linear-gradient(135deg,rgba(255,106,0,.10),rgba(255,61,127,.10),rgba(122,59,255,.10));
  --grad-line:linear-gradient(135deg,rgba(255,106,0,.55),rgba(255,61,127,.55),rgba(122,59,255,.55));
  --r-xl:26px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --sh-1:0 2px 8px rgba(21,26,45,.06);
  --sh-2:0 12px 32px rgba(21,26,45,.10);
  --sh-brand:0 16px 40px rgba(255,61,127,.22);
  --shell:1240px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--ink);text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease;}
a:hover{color:var(--c-pink);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,h5{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.28;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-pink);outline-offset:2px;}

.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 20px;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:48px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:700;letter-spacing:.02em;
  padding:6px 16px;border-radius:999px;
  background:var(--grad-soft);color:var(--c-pink);
  border:1px solid rgba(255,61,127,.22);
  margin-bottom:18px;
}
.eyebrow i{font-size:12px;}
.sec-title{font-size:clamp(24px,3.1vw,38px);}
.sec-sub{color:var(--gray);margin-top:16px;max-width:72ch;}

/* ============ 按钮 ============ */
.btn-brand,
.btn-line,
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:700;font-size:15.5px;
  padding:13px 26px;border:0;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-brand{background:var(--grad);color:#fff !important;box-shadow:var(--sh-brand);}
.btn-brand:hover{transform:translateY(-2px);box-shadow:0 20px 44px rgba(255,61,127,.32);filter:brightness(1.05);color:#fff !important;}
.btn-brand:active{transform:translateY(0);box-shadow:var(--sh-brand);}
.btn-brand[disabled],.btn-brand.disabled{opacity:.5;filter:grayscale(.5);cursor:not-allowed;transform:none;}
.btn-line{background:#fff;color:var(--ink) !important;border:1px solid var(--line);box-shadow:var(--sh-1);}
.btn-line:hover{border-color:rgba(255,61,127,.45);color:var(--c-pink) !important;background:rgba(255,61,127,.05);transform:translateY(-2px);}
.btn-line:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:#fff !important;border:1px solid rgba(255,255,255,.55);}
.btn-ghost:hover{background:#fff;color:var(--ink) !important;border-color:#fff;transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.93);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.header-top-inner{display:flex;align-items:center;gap:24px;height:70px;}
.brand{display:flex;align-items:center;gap:11px;font-size:19px;font-weight:800;letter-spacing:-.02em;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:38px;height:38px;border-radius:13px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;
  font-size:18px;font-weight:800;
  box-shadow:var(--sh-brand);flex:0 0 auto;
}
.nav-search{
  flex:1;max-width:420px;
  display:flex;align-items:center;
  background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:4px 4px 4px 18px;
  box-shadow:var(--sh-1);
}
.nav-search input{
  flex:1;border:0;background:transparent;outline:none;
  padding:9px 8px;color:var(--ink);min-width:0;
}
.nav-search input::placeholder{color:var(--gray-2);}
.nav-search button{
  border:0;border-radius:999px;background:var(--grad);color:#fff;
  font-weight:700;padding:9px 20px;cursor:pointer;
  transition:filter .2s ease,transform .2s ease;
}
.nav-search button:hover{filter:brightness(1.08);}
.nav-search button:active{transform:scale(.98);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-toggle{
  width:44px;height:44px;border-radius:14px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:17px;cursor:pointer;
  display:grid;place-items:center;
}
.nav-toggle:hover{border-color:rgba(255,61,127,.45);color:var(--c-pink);}
.mobile-nav{
  border-top:1px solid var(--line);
  padding:16px 20px 22px;
  background:#fff;
}
.mobile-nav a{
  display:block;padding:12px 14px;border-radius:14px;
  color:var(--gray);font-weight:600;
}
.mobile-nav a:hover{background:var(--grad-soft);color:var(--c-pink);}
.mobile-nav a.active{background:var(--grad);color:#fff;}
.mobile-nav .mobile-search{display:flex;margin-bottom:12px;}
.header-bottom{border-top:1px solid var(--line);}
.channel-tabs{
  display:flex;gap:10px;
  overflow-x:auto;
  padding:11px 0;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.channel-tabs::-webkit-scrollbar{display:none;}
.channel-tabs a{
  flex:0 0 auto;
  padding:8px 20px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  color:var(--gray);font-size:15px;font-weight:600;
  white-space:nowrap;
}
.channel-tabs a:hover{color:var(--c-pink);border-color:rgba(255,61,127,.42);}
.channel-tabs a.active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:var(--sh-brand);}

/* ============ 面包屑 ============ */
.crumb{font-size:13.5px;color:rgba(255,255,255,.78);margin-bottom:22px;display:flex;flex-wrap:wrap;align-items:center;}
.crumb a{color:rgba(255,255,255,.88);}
.crumb a:hover{color:#fff;text-decoration:underline;}
.crumb .sep{margin:0 9px;opacity:.55;}
.crumb .cur{color:#fff;font-weight:700;}

/* ============ 页面 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  padding:56px 0 76px;
  background-image:
    linear-gradient(135deg,rgba(255,106,0,.94) 0%,rgba(255,61,127,.90) 50%,rgba(122,59,255,.93) 100%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover,cover;
  background-position:center,center;
  background-repeat:no-repeat,no-repeat;
}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.22),rgba(255,255,255,0) 68%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center;position:relative;z-index:2;}
.hero-copy h1{
  font-size:clamp(30px,4.4vw,50px);
  color:#fff;letter-spacing:-.025em;line-height:1.22;
  margin-bottom:20px;
}
.hero-copy h1 .hl{
  background:linear-gradient(180deg,rgba(255,255,255,0) 62%,rgba(255,255,255,.34) 62%);
  padding:0 4px;border-radius:4px;
}
.hero-lead{
  font-size:17.5px;color:rgba(255,255,255,.92);
  max-width:60ch;margin-bottom:30px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;}
.stat-badge{
  display:flex;align-items:center;gap:10px;
  padding:10px 20px;border-radius:999px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.30);
  backdrop-filter:blur(6px);
}
.stat-badge b{
  font-size:26px;font-weight:800;line-height:1;
  font-variant-numeric:tabular-nums;
}
.stat-badge span{font-size:13.5px;color:rgba(255,255,255,.88);}
.dot-cyan{width:8px;height:8px;border-radius:50%;background:var(--c-cyan);box-shadow:0 0 0 4px rgba(0,212,200,.24);flex:0 0 auto;}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;border-radius:var(--r-xl);
  box-shadow:0 26px 60px rgba(12,10,40,.34);
  border:1px solid rgba(255,255,255,.24);
}
.float-badge{
  position:absolute;background:#fff;border-radius:18px;
  padding:12px 18px;box-shadow:var(--sh-2);
  display:flex;align-items:center;gap:10px;
}
.float-badge b{
  font-size:24px;font-weight:800;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;line-height:1;
}
.float-badge span{font-size:13px;color:var(--gray);font-weight:600;}
.float-badge.b1{left:-18px;bottom:38px;}
.float-badge.b2{right:-14px;top:32px;}

/* ============ 数据带 ============ */
.data-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.data-cell{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 22px;box-shadow:var(--sh-1);position:relative;overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease;
}
.data-cell::before{
  content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:var(--grad);
}
.data-cell:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.data-cell b{
  display:block;font-size:32px;font-weight:800;line-height:1.1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;margin-bottom:6px;
}
.data-cell b em{font-style:normal;font-size:15px;font-weight:700;margin-left:3px;}
.data-cell span{font-size:14px;color:var(--gray);}

/* ============ 介绍区 ============ */
.intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;}
.intro-copy p{color:var(--gray);margin-bottom:18px;}
.intro-copy strong{color:var(--ink);}
.intro-media img{border-radius:var(--r-xl);box-shadow:var(--sh-2);}
.intro-list{margin-top:22px;}
.intro-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px 0;border-bottom:1px dashed var(--line);
  color:var(--gray);
}
.intro-list li:last-child{border-bottom:0;}
.intro-list i{color:var(--c-pink);margin-top:4px;}

/* ============ 列表 + 侧栏 ============ */
.layout-grid{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:36px;align-items:start;}
.list-head{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;margin-bottom:26px;
}
.list-head h2{font-size:clamp(22px,2.6vw,30px);}
.tab-labels{display:flex;gap:8px;flex-wrap:wrap;}
.tab-labels span{
  font-size:13px;font-weight:700;color:var(--gray);
  background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:6px 14px;
}
.game-row{
  display:flex;gap:22px;
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r-xl);padding:18px;
  box-shadow:var(--sh-1);margin-bottom:20px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.game-row:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,61,127,.28);}
.game-thumb{
  position:relative;flex:0 0 210px;width:210px;
  border-radius:var(--r-md);overflow:hidden;background:var(--bg);
}
.game-thumb img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .25s ease;}
.game-row:hover .game-thumb img{transform:scale(1.04);}
.pill{
  position:absolute;top:10px;left:10px;
  font-size:12.5px;font-weight:700;color:#fff;
  background:var(--grad);border-radius:999px;
  padding:4px 12px;box-shadow:0 6px 16px rgba(255,61,127,.35);
}
.game-body{flex:1;min-width:0;display:flex;flex-direction:column;}
.game-body h3{font-size:21px;margin-bottom:10px;}
.game-body h3 a:hover{color:var(--c-pink);}
.game-body p{color:var(--gray);font-size:15.5px;margin-bottom:14px;}
.game-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}
.chip{
  font-size:13px;font-weight:600;color:var(--gray);
  background:var(--grad-soft);border:1px solid rgba(122,59,255,.16);
  border-radius:999px;padding:5px 12px;
}
.chip.ok{color:#0a7a73;background:rgba(0,212,200,.12);border-color:rgba(0,212,200,.32);}
.game-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;}
.time-note{font-size:13px;color:var(--gray-2);display:flex;align-items:center;gap:7px;}
.time-note i{font-size:12px;color:var(--c-cyan);}

/* ============ 侧栏 ============ */
.side-card{
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r-xl);padding:24px;
  box-shadow:var(--sh-1);margin-bottom:20px;
}
.side-card h3{font-size:19px;margin-bottom:8px;display:flex;align-items:center;gap:9px;}
.side-card h3 i{color:var(--c-pink);font-size:16px;}
.side-card .side-note{font-size:13.5px;color:var(--gray-2);margin-bottom:14px;}
.side-links li a{
  display:flex;align-items:center;justify-content:space-between;
  gap:10px;padding:11px 0;
  border-bottom:1px dashed var(--line);
  color:var(--gray);font-size:15px;font-weight:600;
}
.side-links li:last-child a{border-bottom:0;}
.side-links li a:hover{color:var(--c-pink);padding-left:4px;}
.side-links li a i{font-size:12px;color:var(--gray-2);}
.change-list li{
  display:flex;gap:12px;padding:11px 0;
  border-bottom:1px dashed var(--line);font-size:14.5px;color:var(--gray);
}
.change-list li:last-child{border-bottom:0;}
.change-list .t{
  flex:0 0 52px;font-weight:800;color:var(--ink);
  font-variant-numeric:tabular-nums;font-size:14px;
}
.side-faq li{margin-bottom:10px;}
.side-faq a{
  display:block;font-size:14.5px;color:var(--gray);
  background:var(--bg);border:1px solid var(--line);
  border-radius:var(--r-sm);padding:11px 14px;font-weight:600;
}
.side-faq a:hover{background:var(--grad-soft);color:var(--c-pink);border-color:rgba(255,61,127,.28);}
.side-card.cta-card{
  background:var(--grad);border:0;color:#fff;
  box-shadow:var(--sh-brand);
}
.side-card.cta-card h3{color:#fff;}
.side-card.cta-card h3 i{color:rgba(255,255,255,.85);}
.side-card.cta-card p{color:rgba(255,255,255,.9);font-size:15px;margin-bottom:18px;}
.side-card.cta-card .btn-line{background:#fff;color:var(--ink) !important;border:0;}

/* ============ 流程步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  padding:28px 24px;box-shadow:var(--sh-1);position:relative;
  transition:transform .2s ease,box-shadow .2s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.step-num{
  width:44px;height:44px;border-radius:14px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;
  font-weight:800;font-size:17px;
  font-variant-numeric:tabular-nums;
  margin-bottom:18px;box-shadow:0 10px 24px rgba(255,61,127,.24);
}
.step-card h3{font-size:19px;margin-bottom:10px;}
.step-card p{font-size:15px;color:var(--gray);}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  border:1px solid var(--line) !important;
  border-radius:var(--r-lg) !important;
  background:#fff;margin-bottom:14px;overflow:hidden;
  box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.accordion-item:hover{border-color:rgba(255,61,127,.28) !important;box-shadow:var(--sh-2);}
.accordion-header{margin:0;}
.accordion-button{
  font-size:17px;font-weight:700;color:var(--ink);
  background:#fff;padding:20px 24px;
  box-shadow:none !important;
  border-radius:var(--r-lg) !important;
  display:flex;align-items:center;gap:14px;
}
.accordion-button:not(.collapsed){
  background:var(--grad-soft);color:var(--ink);
}
.accordion-button::after{
  flex:0 0 auto;width:28px;height:28px;
  content:"+";
  display:grid;place-items:center;
  border-radius:50%;
  background:var(--grad-soft);
  color:var(--c-pink);
  font-size:19px;font-weight:800;line-height:1;
  background-image:none;
  transform:none;
  transition:background .2s ease,color .2s ease;
}
.accordion-button:not(.collapsed)::after{
  content:"−";
  background:var(--grad);
  color:#fff;
  transform:none;
}
.accordion-body{
  padding:6px 24px 22px;
  color:var(--gray);font-size:15.5px;line-height:1.8;
  background:var(--grad-soft);
}

/* ============ 最终 CTA ============ */
.final-cta{
  border-radius:32px;
  background:var(--grad);
  color:#fff;padding:64px 56px;
  position:relative;overflow:hidden;
  box-shadow:var(--sh-brand);
  display:grid;grid-template-columns:1.4fr .6fr;gap:40px;align-items:center;
}
.final-cta::after{
  content:"";position:absolute;right:-90px;bottom:-120px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.24),rgba(255,255,255,0) 70%);
}
.final-cta h2{font-size:clamp(24px,3vw,36px);color:#fff;margin-bottom:16px;position:relative;z-index:2;}
.final-cta p{color:rgba(255,255,255,.92);max-width:60ch;position:relative;z-index:2;}
.final-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end;position:relative;z-index:2;}
.final-actions .btn-line{background:#fff;color:var(--ink) !important;border:0;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--deep);color:#C6CBDD;
  padding:72px 0 0;margin-top:0;
}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-size:19px;font-weight:800;margin-bottom:18px;}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:12px;font-size:17px;}
.site-footer h4{color:#fff;font-size:16.5px;margin-bottom:18px;letter-spacing:-.01em;}
.site-footer p{color:#9AA1B8;font-size:14.5px;line-height:1.85;}
.footer-links li a{
  display:inline-block;padding:6px 0;color:#C6CBDD;font-size:14.5px;
}
.footer-links li a:hover{color:var(--c-orange);}
.sub-form label{display:block;font-size:13px;color:#8A90A6;margin-bottom:7px;}
.sub-form input{
  width:100%;height:50px;border-radius:14px;
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);
  color:#fff;padding:0 16px;margin-bottom:12px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.sub-form input::placeholder{color:#7C8299;}
.sub-form input:focus{
  border-color:var(--c-orange);
  background:rgba(255,255,255,.10);
  box-shadow:0 0 0 4px rgba(255,106,0,.18);
}
.sub-form input:invalid:not(:placeholder-shown){border-color:var(--danger);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  margin-top:56px;padding:22px 0;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13.5px;color:#8A90A6;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .data-strip{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
  .section{padding:64px 0;}
  .section-tight{padding:48px 0;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-visual{max-width:560px;}
  .float-badge.b1{left:8px;}
  .float-badge.b2{right:8px;}
  .intro-grid{grid-template-columns:1fr;gap:32px;}
  .layout-grid{grid-template-columns:1fr;gap:28px;}
  .final-cta{grid-template-columns:1fr;padding:48px 32px;gap:26px;}
  .final-actions{justify-content:flex-start;}
  .page-hero{padding:40px 0 60px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .header-top-inner{height:64px;gap:12px;}
  .brand{font-size:17px;}
  .brand-mark{width:34px;height:34px;border-radius:11px;font-size:16px;}
  .game-row{flex-direction:column;gap:16px;padding:16px;}
  .game-thumb{flex:none;width:100%;}
  .game-thumb img{aspect-ratio:16/9;}
  .data-strip{grid-template-columns:1fr 1fr;gap:14px;}
  .data-cell{padding:20px 16px;}
  .data-cell b{font-size:26px;}
  .steps{grid-template-columns:1fr;gap:16px;}
  .sec-title{font-size:24px;}
  .final-cta{padding:38px 22px;border-radius:24px;}
  .hero-cta .btn-brand,.hero-cta .btn-ghost{width:100%;}
  .stat-badge{padding:9px 16px;}
  .stat-badge b{font-size:22px;}
}
@media (max-width:575px){
  .shell{padding:0 16px;}
  .hero-copy h1{font-size:30px;}
  .hero-lead{font-size:16px;}
  .hero-stats{gap:10px;}
  .stat-badge{flex:1 1 calc(50% - 5px);}
  .data-strip{grid-template-columns:1fr;}
  .game-body h3{font-size:19px;}
  .footer-bottom{flex-direction:column;}
}

section[id]{scroll-margin-top:130px;}

/* roulang page: category3 */
:root{
  --brand-orange:#FF6A00;
  --brand-pink:#FF3D7F;
  --brand-purple:#7A3BFF;
  --brand-cyan:#00D4C8;
  --ink:#151A2D;
  --ink-2:#4A5169;
  --ink-3:#8A90A6;
  --bg:#F7F8FC;
  --surface:#FFFFFF;
  --line:#E8EAF2;
  --dark:#12162B;
  --grad:linear-gradient(135deg,#FF6A00 0%,#FF3D7F 52%,#7A3BFF 100%);
  --grad-soft:linear-gradient(135deg,rgba(255,106,0,.10),rgba(122,59,255,.10));
  --radius-lg:26px;
  --radius:20px;
  --radius-sm:14px;
  --shadow-1:0 2px 8px rgba(21,26,45,.06);
  --shadow-2:0 12px 32px rgba(21,26,45,.10);
  --shadow-brand:0 16px 40px rgba(255,61,127,.22);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px;
  --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius)}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand-pink);outline-offset:2px}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.28}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
.shell{max-width:1240px;margin:0 auto;padding:0 22px}
.tnum{font-variant-numeric:tabular-nums}

/* ============ header ============ */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.topbar{position:relative;border-bottom:1px solid var(--line)}
.topbar-inner{display:flex;align-items:center;gap:20px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:800;font-size:18px;box-shadow:var(--shadow-brand)}
.brand-text{font-size:19px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.search-box{flex:1 1 auto;max-width:420px;display:flex;align-items:center;background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:4px 4px 4px 18px;transition:border-color .2s ease,box-shadow .2s ease}
.search-box:focus-within{border-color:var(--brand-orange);box-shadow:0 0 0 4px rgba(255,106,0,.12)}
.search-box input{flex:1;border:0;background:transparent;font-size:15px;color:var(--ink);height:38px;outline:none}
.search-box input::placeholder{color:var(--ink-3)}
.search-box button{border:0;border-radius:999px;background:var(--grad);color:#fff;font-weight:700;font-size:14px;padding:9px 20px;cursor:pointer;transition:filter .2s ease}
.search-box button:hover{filter:brightness(1.08)}
.top-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.menu-toggle{display:none;align-items:center;gap:8px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 16px;font-size:14px;font-weight:700;color:var(--ink);cursor:pointer}

.btn-brand{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;background:var(--grad);color:#fff;font-weight:700;font-size:15px;padding:13px 26px;border-radius:999px;box-shadow:0 8px 22px rgba(255,61,127,.20);transition:transform .2s ease,filter .2s ease,box-shadow .2s ease}
.btn-brand:hover{filter:brightness(1.07);transform:translateY(-2px);box-shadow:var(--shadow-brand);color:#fff}
.btn-brand:active{transform:translateY(1px)}
.btn-line{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:#fff;border:1px solid var(--line);color:var(--ink);font-weight:700;font-size:15px;padding:12px 24px;border-radius:999px;transition:background .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.btn-line:hover{background:rgba(255,61,127,.07);border-color:rgba(255,61,127,.35);transform:translateY(-2px);box-shadow:var(--shadow-1);color:var(--ink)}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:transparent;border:1px solid rgba(255,255,255,.55);color:#fff;font-weight:700;font-size:15px;padding:12px 24px;border-radius:999px;transition:background .2s ease,color .2s ease,transform .2s ease}
.btn-ghost:hover{background:#fff;color:var(--dark);transform:translateY(-2px)}

.tabsbar{background:#fff}
.tabs-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.tabs-scroll::-webkit-scrollbar{display:none}
.channel-tabs{display:flex;gap:10px;white-space:nowrap;padding:9px 0}
.channel-tabs a{padding:9px 18px;border-radius:999px;font-size:14.5px;font-weight:700;color:var(--ink-2);background:var(--bg);border:1px solid var(--line);transition:all .2s ease}
.channel-tabs a:hover{color:var(--ink);border-color:rgba(255,106,0,.4);background:rgba(255,106,0,.07)}
.channel-tabs a.active{color:#fff;background:var(--grad);border-color:transparent;box-shadow:0 8px 18px rgba(255,61,127,.24)}

/* ============ breadcrumb ============ */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.crumb{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--ink-3);padding:14px 0}
.crumb a:hover{color:var(--brand-pink)}
.crumb .sep{color:#C9CEDD}
.crumb .cur{color:var(--ink);font-weight:700}

/* ============ hero ============ */
.hero{position:relative;overflow:hidden;background:linear-gradient(120deg,rgba(247,248,252,.95) 0%,rgba(247,248,252,.88) 46%,rgba(255,61,127,.14) 100%),url('/assets/images/backpic/back-1.png') center/cover no-repeat;padding:66px 0 72px}
.hero-inner{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.9);border:1px solid rgba(255,61,127,.28);color:var(--brand-pink);font-size:13.5px;font-weight:800;letter-spacing:.04em;padding:7px 16px;border-radius:999px;margin-bottom:20px}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--grad)}
.hero h1{font-size:clamp(30px,3.6vw,50px);letter-spacing:-.025em}
.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:60ch;margin-top:20px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.h-badge{display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:999px;padding:10px 18px;box-shadow:var(--shadow-1)}
.h-badge b{font-size:22px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.h-badge span{font-size:13px;color:var(--ink-2)}
.hero-visual{position:relative}
.hero-visual img{border-radius:var(--radius-lg);box-shadow:var(--shadow-2);aspect-ratio:4/3;object-fit:cover;width:100%}
.float-badge{position:absolute;background:#fff;border-radius:var(--radius-sm);box-shadow:var(--shadow-2);padding:12px 16px;display:flex;align-items:center;gap:10px;font-size:13px;font-weight:700;color:var(--ink)}
.float-badge i{width:30px;height:30px;border-radius:10px;background:var(--grad-soft);color:var(--brand-pink);display:grid;place-items:center;font-size:13px}
.fb-1{left:-18px;bottom:34px}
.fb-2{right:-14px;top:26px}

/* ============ section ============ */
.section{padding:96px 0}
.section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:48px}
.section-title{font-size:clamp(24px,2.6vw,38px)}
.section-title em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.section-desc{color:var(--ink-2);font-size:16.5px;margin-top:16px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}

.intro-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.intro-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;box-shadow:var(--shadow-1);position:relative;overflow:hidden;transition:transform .2s ease,box-shadow .2s ease}
.intro-card::before{content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:var(--grad)}
.intro-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.intro-card h3{font-size:20px;margin-bottom:12px}
.intro-card p{font-size:15px;color:var(--ink-2);line-height:1.8}
.intro-card i.ic{width:44px;height:44px;border-radius:14px;background:var(--grad-soft);color:var(--brand-pink);display:grid;place-items:center;font-size:18px;margin-bottom:16px}

/* ============ timeline ============ */
.timeline{position:relative;padding-left:6px}
.timeline::before{content:"";position:absolute;left:25px;top:12px;bottom:24px;width:2px;background:linear-gradient(180deg,rgba(255,106,0,.6),rgba(255,61,127,.6),rgba(122,59,255,.5))}
.tl-item{position:relative;padding-left:76px;margin-bottom:26px}
.tl-node{position:absolute;left:0;top:2px;width:52px;height:52px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:16px;font-weight:800;box-shadow:var(--shadow-brand)}
.tl-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.tl-card h3{font-size:20px;margin-bottom:10px}
.tl-card p{font-size:15px;color:var(--ink-2);margin:0}
.tl-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.tl-meta span{font-size:13px;font-weight:700;color:var(--brand-purple);background:rgba(122,59,255,.09);border-radius:999px;padding:5px 12px}

/* ============ 能力卡 ============ */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.svc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(255,61,127,.3)}
.svc-card i{width:46px;height:46px;border-radius:15px;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:18px;margin-bottom:16px;box-shadow:0 10px 22px rgba(122,59,255,.22)}
.svc-card h3{font-size:18px;margin-bottom:10px}
.svc-card p{font-size:14.5px;color:var(--ink-2);line-height:1.75;margin:0}

/* ============ QA 流 ============ */
.qa-stream{display:grid;gap:18px}
.qa-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px 24px 32px;box-shadow:var(--shadow-1);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease}
.qa-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--grad)}
.qa-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.qa-q{display:flex;gap:14px;align-items:flex-start;font-size:18px;font-weight:800;letter-spacing:-.01em}
.qa-q .qmark{flex:0 0 auto;width:30px;height:30px;border-radius:10px;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:14px;font-weight:800;margin-top:2px}
.qa-a{margin-top:14px;padding-left:44px;font-size:15.5px;color:var(--ink-2);line-height:1.85}
.qa-tag{display:inline-block;margin-top:14px;margin-left:44px;font-size:12.5px;font-weight:700;color:var(--brand-cyan);background:rgba(0,212,200,.12);border-radius:999px;padding:5px 12px}

/* ============ 深色数据区 ============ */
.stat-band{position:relative;color:#fff;background:linear-gradient(135deg,rgba(18,22,43,.95),rgba(18,22,43,.90)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;padding:96px 0}
.stat-band .section-title{color:#fff}
.stat-band .section-desc{color:rgba(255,255,255,.72)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-item{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);padding:28px 24px;transition:background .2s ease,transform .2s ease}
.stat-item:hover{background:rgba(255,255,255,.12);transform:translateY(-4px)}
.stat-num{font-size:36px;font-weight:800;line-height:1.1;background:linear-gradient(135deg,#FFC79B,#FF6A00 38%,#FF3D7F 72%,#A98BFF);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-unit{font-size:13px;color:rgba(255,255,255,.66);margin-top:10px;display:block}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion-item{border:1px solid var(--line)!important;border-radius:18px!important;overflow:hidden;margin-bottom:14px;background:#fff;box-shadow:var(--shadow-1)}
.accordion-button{background:#fff;color:var(--ink);font-size:17px;font-weight:800;padding:20px 22px;box-shadow:none!important}
.accordion-button:hover{background:rgba(255,61,127,.06)}
.accordion-button:not(.collapsed){background:linear-gradient(135deg,rgba(255,106,0,.09),rgba(122,59,255,.09));color:var(--ink)}
.accordion-button::after{background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23FF3D7F'%3E%3Cpath d='M8 4a.5.5 0 0 1 .5.5v3h3a.5.5 0 0 1 0 1h-3v3a.5.5 0 0 1-1 0v-3h-3a.5.5 0 0 1 0-1h3v-3A.5.5 0 0 1 8 4z'/%3E%3C/svg%3E")}
.accordion-body{padding:4px 24px 22px;font-size:15px;color:var(--ink-2);line-height:1.85}

/* ============ CTA ============ */
.cta-band{padding:0 0 96px}
.cta-card{background:var(--grad);border-radius:var(--radius-lg);padding:64px 56px;color:#fff;text-align:center;box-shadow:var(--shadow-brand);position:relative;overflow:hidden}
.cta-card::after{content:"";position:absolute;width:340px;height:340px;border-radius:50%;background:rgba(255,255,255,.14);right:-90px;top:-120px}
.cta-card h2{font-size:clamp(24px,2.6vw,36px);position:relative;z-index:1}
.cta-card p{margin-top:16px;color:rgba(255,255,255,.9);max-width:64ch;margin-left:auto;margin-right:auto;position:relative;z-index:1}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:32px;position:relative;z-index:1}
.btn-invert{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:#fff;color:var(--brand-pink);font-weight:800;font-size:15px;padding:14px 30px;border-radius:999px;border:0;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease}
.btn-invert:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(21,26,45,.22);color:var(--brand-pink)}
.btn-clear{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:transparent;border:1px solid rgba(255,255,255,.6);color:#fff;font-weight:700;font-size:15px;padding:13px 28px;border-radius:999px;transition:background .2s ease,color .2s ease,transform .2s ease}
.btn-clear:hover{background:#fff;color:var(--brand-purple);transform:translateY(-2px)}

/* ============ footer ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 26px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px}
.footer-brand .brand-mark{box-shadow:none}
.footer-brand b{color:#fff;font-size:18px;font-weight:800}
.site-footer p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.66)}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;font-weight:800}
.footer-links li{margin-bottom:11px}
.footer-links a{font-size:14.5px;color:rgba(255,255,255,.7);transition:color .2s ease,padding-left .2s ease}
.footer-links a:hover{color:var(--brand-orange);padding-left:4px}
.sub-form label{display:block;font-size:12.5px;color:rgba(255,255,255,.55);margin-bottom:8px}
.sub-form input{width:100%;height:48px;border-radius:14px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);color:#fff;padding:0 16px;font-size:14.5px;margin-bottom:12px;transition:border-color .2s ease,box-shadow .2s ease}
.sub-form input::placeholder{color:rgba(255,255,255,.4)}
.sub-form input:focus{outline:none;border-color:var(--brand-orange);box-shadow:0 0 0 4px rgba(255,106,0,.18)}
.btn-block{width:100%}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);font-size:13.5px;color:rgba(255,255,255,.5)}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .intro-grid{grid-template-columns:repeat(3,1fr)}
  .svc-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .section{padding:64px 0}
  .stat-band{padding:64px 0}
  .cta-band{padding-bottom:64px}
  .hero-inner{grid-template-columns:1fr;gap:38px}
  .hero-visual{max-width:560px}
  .menu-toggle{display:inline-flex}
  .search-box{display:none}
  .top-actions{position:absolute;left:0;right:0;top:100%;display:none;flex-direction:column;align-items:stretch;gap:12px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-2);padding:18px 22px}
  .top-actions.is-open{display:flex}
  .top-actions .search-box{display:flex;max-width:none}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .intro-grid{grid-template-columns:1fr 1fr}
  .cta-card{padding:48px 30px}
}
@media (max-width:767.98px){
  body{font-size:16px}
  .section{padding:56px 0}
  .stat-band{padding:56px 0}
  .cta-band{padding-bottom:56px}
  .section-head{margin-bottom:32px}
  .intro-grid{grid-template-columns:1fr}
  .svc-grid{grid-template-columns:1fr}
  .hero{padding:44px 0 52px}
  .hero-cta .btn-brand,.hero-cta .btn-line{width:100%}
  .hero-badges{gap:10px}
  .h-badge{flex:1 1 calc(50% - 10px);justify-content:center}
  .timeline::before{left:19px}
  .tl-item{padding-left:58px}
  .tl-node{width:40px;height:40px;font-size:14px}
  .qa-item{padding:22px 20px 20px 24px}
  .qa-a,.qa-tag{margin-left:0;padding-left:0}
  .qa-a{margin-top:12px}
  .float-badge{position:static;margin-top:14px;display:inline-flex}
  .cta-card{padding:40px 22px;border-radius:22px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:575.98px){
  .shell{padding:0 16px}
  .brand-text{font-size:17px}
  .stat-grid{grid-template-columns:1fr 1fr;gap:14px}
  .stat-item{padding:20px 16px}
  .stat-num{font-size:28px}
  .qa-q{font-size:16.5px}
  .cta-actions .btn-invert,.cta-actions .btn-clear{width:100%}
}