/* roulang page: index */
:root{
  --c-main:#12D6A0;
  --c-main-dark:#0A9E77;
  --c-purple:#6E5BFF;
  --c-cyan:#23B7C9;
  --c-orange:#FF8A3D;
  --c-ink:#10121C;
  --c-ink-2:#1B1F2E;
  --c-light:#F5F7F6;
  --c-mist:#EDF6F2;
  --c-line:#E3E8E6;
  --c-text:#4A5158;
  --c-muted:#8A929B;
  --grad:linear-gradient(99deg,#12D6A0 0%,#23B7C9 52%,#6E5BFF 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --sh-1:0 10px 30px rgba(16,18,28,.06);
  --sh-2:0 18px 44px rgba(18,214,160,.16);
  --sh-3:0 20px 60px rgba(0,0,0,.35);
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);font-size:16px;line-height:1.85;color:var(--c-text);
  background:#fff;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--c-main-dark);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-main)}
h1,h2,h3,h4,h5{color:var(--c-ink);font-weight:700;margin:0 0 .6em;line-height:1.3}
p{margin:0 0 1.1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(18,214,160,.45);border-radius:8px}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 顶部活动条 ---------- */
.topbar{background:var(--c-ink);color:#fff;font-size:13px;min-height:40px;display:flex;align-items:center}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}
.topbar-left{display:flex;align-items:center;gap:12px}
.badge-live{background:rgba(255,138,61,.15);border:1px solid rgba(255,138,61,.5);color:var(--c-orange);border-radius:999px;padding:1px 10px;font-size:12px;white-space:nowrap}
.topbar-text{color:#c9ced3}
.topbar-right{display:flex;align-items:center;gap:8px;color:#c9ced3}
.topbar-right .cd{color:#fff;font-variant-numeric:tabular-nums;letter-spacing:1.5px;font-weight:600}
.topbar-right .cd b{color:var(--c-main);font-weight:600}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:border-color .25s,box-shadow .25s}
.site-header.is-stuck{border-bottom-color:var(--c-line);box-shadow:0 8px 26px rgba(16,18,28,.07)}
.nav-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand:hover{color:var(--c-ink)}
.brand-mark{width:40px;height:40px;border-radius:12px;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:21px;font-weight:700;box-shadow:0 8px 20px rgba(18,214,160,.35);flex-shrink:0}
.brand-text{font-size:19px;font-weight:700;color:var(--c-ink);letter-spacing:-.3px;white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:2px}
.nav-link{position:relative;display:block;padding:9px 14px;font-size:15px;color:#3d444c;border-radius:10px;transition:color .2s,background .2s}
.nav-link::after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:3px;border-radius:3px;background:var(--grad);transform:scaleX(0);transition:transform .25s ease}
.nav-link:hover{color:var(--c-main-dark);background:var(--c-mist)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--c-ink);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-pill{font-size:12px;color:var(--c-main-dark);background:rgba(18,214,160,.1);border:1px solid rgba(18,214,160,.3);padding:4px 12px;border-radius:999px;white-space:nowrap}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--c-line);background:#fff;border-radius:12px;color:var(--c-ink);font-size:18px;align-items:center;justify-content:center}
.nav-drawer{display:none}
@media (max-width:991px){
  .nav-menu,.nav-right .nav-pill{display:none}
  .nav-toggle{display:inline-flex}
}
.drawer-panel{background:#fff;border-top:1px solid var(--c-line);padding:12px 0 20px}
.drawer-panel .dlink{display:block;padding:12px 4px;font-size:16px;color:var(--c-ink);border-bottom:1px solid var(--c-line)}
.drawer-panel .dlink.active{color:var(--c-main-dark);font-weight:600}
.drawer-panel .dcta{margin-top:18px;display:block}

/* ---------- 按钮 ---------- */
.btn-main,.btn-line,.btn-darkghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;
  border-radius:999px;font-size:15px;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .25s,background .25s,color .25s,border-color .25s;
  border:0;white-space:nowrap;
}
.btn-main{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(18,214,160,.3)}
.btn-main:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-main:active{transform:translateY(1px)}
.btn-line{background:#fff;color:var(--c-ink);border:1.5px solid var(--c-ink)}
.btn-line:hover{color:var(--c-main-dark);border-color:var(--c-main-dark)}
.btn-darkghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55)}
.btn-darkghost:hover{background:var(--c-main);border-color:var(--c-main);color:#fff}
.btn-sm{height:40px;padding:0 20px;font-size:14px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--c-ink);color:#fff;padding:92px 0 96px}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:.4}
.hero-mask{position:absolute;inset:0;background:linear-gradient(99deg,rgba(16,18,28,.95) 0%,rgba(16,18,28,.8) 46%,rgba(16,18,28,.42) 100%)}
.hero .wrap{position:relative;z-index:3}
.hero-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#d6fbf0;background:rgba(18,214,160,.12);border:1px solid rgba(18,214,160,.35);border-radius:999px;padding:6px 16px;margin-bottom:22px}
.hero h1{color:#fff;font-size:50px;line-height:1.15;letter-spacing:-.5px;max-width:19em;margin-bottom:18px}
.hero h1 .hl{background:linear-gradient(99deg,#12D6A0 0%,#23B7C9 55%,#6E5BFF 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:19px;line-height:1.7;color:#c8ced5;max-width:640px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:18px}
.hero-note{font-size:13px;color:#8f979f}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.hbadge{display:inline-flex;align-items:baseline;gap:8px;padding:10px 18px;border-radius:999px;background:rgba(18,214,160,.1);border:1px solid rgba(18,214,160,.28);color:#e5fbf4;font-size:13px}
.hbadge b{font-size:23px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums}
.hbadge i{color:var(--c-main);font-size:14px}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0}
.section.mist{background:var(--c-mist)}
.section.light{background:var(--c-light)}
.section.dark{background:var(--c-ink);color:#c5ccd2}
.section.dark h2,.section.dark h3{color:#fff}
.sec-head{max-width:740px;margin-bottom:46px}
.sec-head h2{font-size:34px;letter-spacing:-.4px;margin-bottom:14px}
.sec-head p{font-size:16px;color:var(--c-text);margin-bottom:0}
.section.dark .sec-head p{color:#a9b2ba}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:2px;color:var(--c-main-dark);margin-bottom:12px;font-weight:600}
.section.dark .eyebrow{color:var(--c-main)}

/* ---------- 痛点 ---------- */
.pain-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start}
.pain-lead h2{font-size:34px;letter-spacing:-.4px}
.pain-lead p{color:var(--c-muted)}
.pain-list li{display:flex;gap:20px;align-items:flex-start;padding:22px 0;border-bottom:1px solid var(--c-line)}
.pain-list li:first-child{padding-top:6px}
.pain-num{font-size:30px;font-weight:700;line-height:1;color:var(--c-main);font-variant-numeric:tabular-nums;min-width:44px}
.pain-text{font-size:16px;color:var(--c-ink);font-weight:600;line-height:1.6}
.pain-text span{display:block;font-size:14px;font-weight:400;color:var(--c-muted);margin-top:6px}

/* ---------- 解决方案 ---------- */
.sol-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px}
.sol-card{position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:34px;box-shadow:var(--sh-1);transition:transform .25s,box-shadow .25s,border-color .25s;overflow:hidden}
.sol-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(18,214,160,.4)}
.sol-card.soft{background:var(--c-mist);border-color:#d7ebe3}
.sol-ico{width:52px;height:52px;border-radius:16px;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:22px;margin-bottom:20px}
.sol-card h3{font-size:21px;margin-bottom:12px}
.sol-card p{font-size:15px;color:var(--c-text);margin-bottom:16px}
.sol-link{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.sol-link i{transition:transform .2s}
.sol-link:hover i{transform:translateX(3px)}
.sol-chip{position:absolute;right:26px;top:28px;font-size:12px;color:var(--c-orange);background:rgba(255,138,61,.12);border:1px solid rgba(255,138,61,.4);border-radius:999px;padding:3px 12px}
.sol-list{margin-top:18px}
.sol-list li{position:relative;padding-left:22px;font-size:14px;color:var(--c-text);margin-bottom:8px}
.sol-list li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;background:var(--grad)}

/* ---------- 成果区 ---------- */
.result-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center}
.result-copy p{color:#a9b2ba;font-size:15px}
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.stat{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-3)}
.stat b{display:block;font-size:38px;line-height:1;color:#fff;font-variant-numeric:tabular-nums;margin-bottom:8px}
.stat b i{font-size:16px;font-style:normal;color:var(--c-main);margin-left:4px;font-weight:600}
.stat span{font-size:13px;color:#9aa3ab}
.stat .bar{height:6px;border-radius:999px;background:rgba(255,255,255,.1);margin-top:14px;overflow:hidden}
.stat .bar i{display:block;height:100%;border-radius:999px;background:var(--grad)}

/* ---------- 最新信息 ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px}
.news-head h2{font-size:34px;letter-spacing:-.4px;margin:0 0 10px}
.news-head p{margin:0;color:var(--c-muted);font-size:15px}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.news-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.news-thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--c-light)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-tag{position:absolute;left:12px;top:12px;font-size:12px;color:#fff;background:rgba(16,18,28,.62);border:1px solid rgba(255,255,255,.18);padding:3px 12px;border-radius:999px;backdrop-filter:blur(6px)}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.news-title{font-size:18px;line-height:1.5;margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-title a{color:var(--c-ink)}
.news-card:hover .news-title a{color:var(--c-main-dark)}
.news-sum{font-size:14px;color:var(--c-muted);line-height:1.75;margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;font-size:13px;color:var(--c-muted);display:flex;align-items:center;gap:10px}
.news-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--c-line)}
.empty-state{grid-column:1/-1;text-align:center;padding:64px 24px;background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-lg);min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px}
.empty-state i{font-size:34px;color:var(--c-main)}
.empty-state p{margin:0;color:var(--c-muted);font-size:15px}

/* ---------- 证言 ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.voice{position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:32px 28px 28px;box-shadow:var(--sh-1);transition:transform .25s,box-shadow .25s}
.voice:hover{transform:translateY(-4px) rotate(-.6deg);box-shadow:var(--sh-2)}
.voice:nth-child(2){margin-top:26px}
.voice:nth-child(3){margin-top:12px}
.voice .quo{font-size:40px;line-height:1;color:rgba(18,214,160,.35);font-weight:700;margin-bottom:6px}
.voice p{font-size:15px;color:var(--c-text);line-height:1.85;margin-bottom:22px}
.voice-who{display:flex;align-items:center;gap:12px}
.voice-avatar{width:46px;height:46px;border-radius:50%;overflow:hidden;background:var(--c-mist);flex-shrink:0}
.voice-avatar img{width:100%;height:100%;object-fit:cover}
.voice-who b{display:block;font-size:14px;color:var(--c-ink)}
.voice-who span{font-size:12px;color:var(--c-muted)}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.faq-acc{border-radius:var(--r-lg);overflow:hidden;background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1)}
.faq-acc .accordion-item{border:0;border-bottom:1px solid var(--c-line);background:transparent}
.faq-acc .accordion-item:last-child{border-bottom:0}
.faq-acc .accordion-button{background:transparent;font-size:16.5px;font-weight:600;color:var(--c-ink);padding:22px 26px 22px 30px;box-shadow:none;border-radius:0;position:relative}
.faq-acc .accordion-button::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:0 4px 4px 0;background:var(--grad);opacity:0;transition:opacity .25s}
.faq-acc .accordion-button:not(.collapsed){color:var(--c-main-dark)}
.faq-acc .accordion-button:not(.collapsed)::before{opacity:1}
.faq-acc .accordion-button:focus{box-shadow:none}
.faq-acc .accordion-button::after{background-image:none;content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;font-size:14px;color:var(--c-main-dark);width:26px;height:26px;border-radius:50%;background-color:rgba(18,214,160,.12);display:grid;place-items:center;transform:none;transition:transform .25s}
.faq-acc .accordion-button:not(.collapsed)::after{content:"\f068";transform:rotate(180deg)}
.faq-acc .accordion-body{padding:0 30px 24px 30px;font-size:15px;line-height:1.85;color:var(--c-text)}
.faq-side{background:var(--c-mist);border-radius:var(--r-lg);padding:32px;border:1px solid #d9ece4}
.faq-side h3{font-size:20px;margin-bottom:14px}
.faq-side p{font-size:14.5px;color:var(--c-text)}
.faq-side ul{margin-top:16px}
.faq-side li{font-size:14px;color:var(--c-text);padding-left:20px;position:relative;margin-bottom:10px}
.faq-side li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:2px;font-size:11px;color:var(--c-main-dark)}

/* ---------- 结尾 CTA ---------- */
.cta-section{padding:0 0 96px}
.cta-band{position:relative;overflow:hidden;border-radius:28px;background:var(--grad);padding:64px 56px;color:#fff;box-shadow:0 24px 60px rgba(18,214,160,.28)}
.cta-band::after{content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;background:rgba(255,255,255,.12)}
.cta-band h2{color:#fff;font-size:34px;letter-spacing:-.4px;max-width:16em;position:relative;z-index:2}
.cta-band p{color:rgba(255,255,255,.92);font-size:16px;max-width:640px;position:relative;z-index:2;margin-bottom:28px}
.cta-band .btn-line{background:#fff;border-color:#fff;color:var(--c-ink);position:relative;z-index:2}
.cta-band .btn-line:hover{color:var(--c-main-dark);border-color:#fff}
.cta-band .btn-darkghost{position:relative;z-index:2}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:#98a1a9;padding:72px 0 28px;font-size:14px}
.foot-grid{display:grid;grid-template-columns:4fr 2.5fr 2.5fr 3fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand .brand-mark{width:36px;height:36px;font-size:19px}
.foot-brand b{color:#fff;font-size:18px}
.site-footer p{color:#8f98a1;font-size:14px;line-height:1.8;margin:0}
.foot-title{font-size:13px;letter-spacing:1.5px;color:var(--c-main);margin-bottom:18px;font-weight:600}
.foot-links li{margin-bottom:11px}
.foot-links a{color:#b3bdc6;font-size:14px;transition:color .2s,transform .2s;display:inline-block}
.foot-links a:hover{color:var(--c-main);transform:translateX(2px)}
.foot-info li{color:#b3bdc6;font-size:14px;margin-bottom:11px}
.foot-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:24px;font-size:13px;color:#7d868f}
.foot-bottom a{color:#9aa4ad}
.foot-bottom a:hover{color:var(--c-main)}

/* ---------- 移动端底部条 ---------- */
.mobile-bar{display:none}
@media (max-width:991px){
  .mobile-bar{position:fixed;left:0;right:0;bottom:0;height:56px;background:rgba(255,255,255,.97);border-top:1px solid var(--c-line);display:flex;align-items:center;justify-content:space-between;padding:0 16px;gap:12px;z-index:1040;box-shadow:0 -6px 20px rgba(16,18,28,.06)}
  .mobile-bar span{font-size:13px;color:var(--c-muted)}
  body{padding-bottom:56px}
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero h1{font-size:44px}
}
@media (max-width:991px){
  .section{padding:64px 0}
  .hero{padding:64px 0 68px}
  .hero h1{font-size:34px}
  .hero-sub{font-size:17px}
  .sec-head h2,.news-head h2,.pain-lead h2,.cta-band h2{font-size:27px}
  .pain-grid,.sol-grid,.result-grid,.faq-wrap{grid-template-columns:1fr;gap:32px}
  .news-grid,.voice-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .voice:nth-child(2),.voice:nth-child(3){margin-top:0}
  .cta-band{padding:44px 30px;border-radius:22px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:575px){
  .wrap{padding:0 16px}
  .hero h1{font-size:29px;letter-spacing:-.3px}
  .hero-sub{font-size:16px}
  .hero-actions .btn-main,.hero-actions .btn-darkghost{width:100%}
  .hbadge{font-size:12px;padding:8px 14px}
  .hbadge b{font-size:19px}
  .news-grid,.voice-grid,.stats{grid-template-columns:1fr}
  .sol-card{padding:26px 22px}
  .faq-acc .accordion-button{padding:18px 20px 18px 24px;font-size:15.5px}
  .faq-acc .accordion-body{padding:0 24px 20px}
  .cta-band{padding:36px 22px}
  .cta-band .btn-main,.cta-band .btn-line,.cta-band .btn-darkghost{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .topbar-text{display:none}
}

/* roulang page: article */
:root{
  --brand:#12D6A0;
  --brand-deep:#0A9E77;
  --nebula:#6E5BFF;
  --accent:#FF8A3D;
  --ink:#10121C;
  --ink-2:#1B1F2E;
  --paper:#F5F7F6;
  --mist:#EDF6F2;
  --line:#E3E8E6;
  --text:#4A5158;
  --muted:#8A929B;
  --grad:linear-gradient(99deg,#12D6A0 0%,#23B7C9 52%,#6E5BFF 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --sh-1:0 10px 30px rgba(16,18,28,.06);
  --sh-2:0 18px 44px rgba(18,214,160,.16);
  --sh-3:0 20px 60px rgba(0,0,0,.35);
  --wrap:1200px;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--paper);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand-deep);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand);}
h1,h2,h3,h4{color:var(--ink);font-weight:700;letter-spacing:-.4px;margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(18,214,160,.45);outline-offset:2px;border-radius:6px;}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;font-weight:700;}

/* ===== 顶部活动条 ===== */
.topbar{
  background:var(--ink);
  color:#DDE4E1;
  font-size:13px;
  min-height:38px;
  display:flex;
  align-items:center;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.topbar .wrap{display:flex;align-items:center;gap:14px;width:100%;flex-wrap:wrap;}
.topbar .live{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,138,61,.14);
  color:var(--accent);
  border:1px solid rgba(255,138,61,.4);
  border-radius:999px;
  padding:2px 10px;
  font-size:12px;
  font-weight:600;
  white-space:nowrap;
}
.topbar .live i{font-size:7px;}
.topbar .tip{flex:1 1 auto;min-width:140px;color:#C9D2CE;}
.topbar .countdown{display:flex;align-items:center;gap:4px;white-space:nowrap;}
.topbar .countdown b{color:var(--brand);font-variant-numeric:tabular-nums;font-weight:700;}
.topbar .countdown span.sep{color:var(--brand);opacity:.7;}

/* ===== 主导航 ===== */
.site-head{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-head.is-stuck{border-bottom-color:var(--line);box-shadow:0 8px 26px rgba(16,18,28,.07);}
.site-head .wrap{
  display:flex;align-items:center;gap:20px;
  min-height:70px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  color:#fff;font-weight:800;font-size:19px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(18,214,160,.3);
  font-variant-numeric:tabular-nums;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{color:var(--ink);font-size:17px;letter-spacing:-.3px;}
.brand-text small{color:var(--muted);font-size:11px;letter-spacing:.4px;}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:wrap;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  color:var(--ink-2);
  font-size:15px;
  font-weight:500;
  border-radius:10px;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:3px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--brand-deep);background:rgba(18,214,160,.07);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--brand-deep);}
.nav-cta{
  flex:0 0 auto;
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 20px;
  border-radius:999px;
  background:var(--grad);color:#fff;font-weight:600;font-size:15px;
  box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.nav-cta:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:18px;align-items:center;justify-content:center;
}
.drawer{display:none;}
@media (max-width:991px){
  .nav-menu,.nav-cta{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .drawer{display:block;border-top:1px solid var(--line);background:#fff;}
  .drawer .wrap{padding-top:12px;padding-bottom:18px;display:flex;flex-direction:column;gap:4px;}
  .drawer a{padding:12px 10px;border-radius:12px;color:var(--ink-2);font-weight:500;}
  .drawer a:hover{background:var(--mist);color:var(--brand-deep);}
  .drawer .drawer-cta{margin-top:10px;justify-content:center;}
}

/* ===== 内页头图 ===== */
.page-hero{
  position:relative;
  background-image:linear-gradient(104deg,rgba(16,18,28,.93) 0%,rgba(16,18,28,.72) 46%,rgba(16,18,28,.32) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  color:#fff;
  padding:66px 0 58px;
}
.page-hero .crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:#B9C3C0;margin-bottom:16px;flex-wrap:wrap;}
.page-hero .crumbs a{color:#D7E2DE;}
.page-hero .crumbs a:hover{color:var(--brand);}
.page-hero .crumbs .sep{color:var(--brand);opacity:.8;}
.page-hero .crumbs .now{color:#fff;}
.channel-tag{
  display:inline-flex;align-items:center;gap:7px;
  background:rgba(18,214,160,.14);
  border:1px solid rgba(18,214,160,.4);
  color:#7FF0CE;
  border-radius:999px;
  padding:4px 13px;
  font-size:13px;
  margin-bottom:18px;
}
.page-hero h1{
  color:#fff;
  font-size:clamp(26px,3.4vw,44px);
  line-height:1.2;
  letter-spacing:-.5px;
  max-width:900px;
}
.meta-row{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  margin-top:20px;font-size:13px;color:#AEB9B5;
}
.meta-row .dot{color:rgba(255,255,255,.3);}
.meta-row i{color:var(--brand);margin-right:4px;}

/* ===== 正文区 ===== */
.main-pad{padding:56px 0 80px;}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start;}
@media (max-width:991px){.layout{grid-template-columns:1fr;gap:28px;}}
.panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:36px 38px;box-shadow:var(--sh-1);
}
@media (max-width:575px){.panel{padding:24px 20px;border-radius:var(--r-md);}}

.article-body{max-width:760px;margin:0 auto;color:var(--text);font-size:16px;line-height:1.9;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  font-size:26px;line-height:1.35;margin:2em 0 .7em;
  padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:5px;border-radius:4px;background:var(--grad);
}
.article-body h3{font-size:20px;margin:1.7em 0 .6em;color:var(--ink-2);}
.article-body h4{font-size:17px;margin:1.4em 0 .5em;color:var(--ink-2);}
.article-body a{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--brand);}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.3em;}
.article-body ul{list-style:none;padding-left:0;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.55em;}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--brand);
}
.article-body ol{list-style:decimal;}
.article-body ol li{margin-bottom:.55em;}
.article-body blockquote{
  margin:1.6em 0;padding:16px 22px;
  background:var(--mist);
  border-left:4px solid var(--brand);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-md);margin:1.6em auto;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px;}
.article-body table{
  width:100%;border-collapse:collapse;font-size:14.5px;min-width:520px;
}
.article-body .table-scroll{overflow-x:auto;margin:1.6em 0;border:1px solid var(--line);border-radius:var(--r-sm);}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:11px 14px;text-align:left;}
.article-body th{background:var(--mist);color:var(--ink-2);font-weight:600;white-space:nowrap;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0;}
.article-body strong{color:var(--ink);}

/* 标签 */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;padding-top:24px;border-top:1px dashed var(--line);}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:rgba(110,91,255,.08);
  border:1px solid rgba(110,91,255,.22);
  color:#5242C9;font-size:13px;
  transition:transform .18s ease,background .18s ease;
}
.tag:hover{background:rgba(110,91,255,.16);transform:translateY(-2px);color:#4B3CC0;}
.tag.brand{background:rgba(18,214,160,.1);border-color:rgba(18,214,160,.3);color:var(--brand-deep);}

/* 翻页 */
.pager-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.pager-btn{
  flex:1 1 220px;
  display:flex;align-items:center;gap:12px;
  padding:16px 18px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);
  color:var(--ink-2);font-weight:600;font-size:15px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.pager-btn i{color:var(--brand-deep);}
.pager-btn:hover{transform:translateY(-3px);border-color:rgba(18,214,160,.5);box-shadow:var(--sh-2);color:var(--brand-deep);}
.pager-btn small{display:block;font-size:12px;color:var(--muted);font-weight:400;}

/* 侧栏 */
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);margin-bottom:22px;
}
.side-card h3{font-size:17px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3 i{color:var(--brand);font-size:15px;}
.side-list li{border-bottom:1px dashed var(--line);padding:11px 0;}
.side-list li:last-child{border-bottom:0;padding-bottom:0;}
.side-list a{font-size:14.5px;color:var(--ink-2);display:block;line-height:1.6;}
.side-list a:hover{color:var(--brand-deep);}
.side-list span{font-size:12px;color:var(--muted);}
.side-cta{
  background:var(--ink);color:#DDE4E1;border-radius:var(--r-lg);padding:26px 24px;
  box-shadow:var(--sh-3);
}
.side-cta h3{color:#fff;font-size:18px;margin-bottom:10px;}
.side-cta p{font-size:14px;color:#AEB9B5;margin:0 0 18px;line-height:1.75;}

.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;border:0;
  background:var(--grad);color:#fff;font-weight:600;font-size:15px;
  box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.btn-main:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);filter:brightness(1.04);}
.btn-main:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;
  background:#fff;color:var(--ink);border:1.5px solid var(--ink);
  font-weight:600;font-size:15px;transition:all .2s ease;
}
.btn-ghost:hover{color:var(--brand-deep);border-color:var(--brand-deep);transform:translateY(-2px);}
.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:999px;
  background:rgba(18,214,160,.1);color:var(--brand-deep);
  border:1px solid rgba(18,214,160,.28);font-weight:600;font-size:14px;
}
.btn-soft:hover{background:rgba(18,214,160,.18);color:var(--brand-deep);}

/* 相关推荐 */
.related{padding:0 0 80px;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:26px;}
.sec-head h2{font-size:clamp(22px,2.6vw,32px);}
.sec-head p{margin:8px 0 0;color:var(--muted);font-size:14.5px;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
@media (max-width:991px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:575px){.card-grid{grid-template-columns:1fr;}}
.rel-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.rel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--mist);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.03);}
.rel-badge{
  position:absolute;left:12px;top:12px;
  background:rgba(16,18,28,.72);color:#fff;
  font-size:12px;padding:4px 11px;border-radius:999px;backdrop-filter:blur(4px);
}
.rel-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-body h3{font-size:17px;line-height:1.5;}
.rel-body p{font-size:14px;color:var(--text);margin:0;line-height:1.75;}
.rel-meta{margin-top:auto;font-size:12.5px;color:var(--muted);display:flex;gap:8px;align-items:center;}

/* CTA 区块 */
.cta-band{
  background-image:linear-gradient(99deg,rgba(16,18,28,.95),rgba(27,31,46,.86)),url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  border-radius:var(--r-lg);
  padding:46px 40px;color:#fff;
  box-shadow:var(--sh-3);
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;border-radius:50%;
  background:var(--grad);opacity:.28;filter:blur(30px);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:10px;}
.cta-band p{color:#C4CECA;margin:0;font-size:15px;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1;}
.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;
  background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.5);
  font-weight:600;font-size:15px;transition:all .2s ease;
}
.btn-ghost-light:hover{background:rgba(18,214,160,.9);border-color:transparent;color:#04140F;transform:translateY(-2px);}

/* 空态 */
.empty-state{
  text-align:center;padding:60px 24px;min-height:240px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
}
.empty-state i{font-size:34px;color:var(--brand);}
.empty-state p{margin:0;color:var(--muted);font-size:15px;}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:#9FA8A5;padding:62px 0 0;margin-top:20px;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:40px;}
@media (max-width:991px){.foot-grid{grid-template-columns:1fr 1fr;gap:28px;}}
@media (max-width:575px){.foot-grid{grid-template-columns:1fr;}}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.foot-brand b{color:#fff;font-size:17px;}
.foot-brand .brand-mark{width:34px;height:34px;font-size:17px;border-radius:10px;}
.site-footer p{font-size:14px;line-height:1.8;margin:0;color:#8D9693;max-width:300px;}
.foot-title{color:var(--brand);font-size:13px;font-weight:600;letter-spacing:.8px;margin-bottom:16px;}
.foot-links li,.foot-info li{margin-bottom:11px;}
.foot-links a{color:#B4BDBA;font-size:14px;transition:color .2s ease,transform .2s ease;display:inline-block;}
.foot-links a:hover{color:var(--brand);transform:translateX(2px);}
.foot-info li{color:#8D9693;font-size:13.5px;line-height:1.7;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 26px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#7C8683;
}
.foot-bottom a{color:#B4BDBA;}
.foot-bottom a:hover{color:var(--brand);}
@media (max-width:575px){
  .page-hero{padding:48px 0 42px;}
  .wrap{padding:0 16px;}
  .main-pad{padding:36px 0 56px;}
  .cta-band{padding:32px 22px;}
  .btn-main,.btn-ghost,.btn-ghost-light{width:100%;}
  .topbar{font-size:12px;}
}

/* roulang page: category2 */
:root{
  --brand:#12D6A0;
  --brand-deep:#0A9E77;
  --violet:#6E5BFF;
  --amber:#FF8A3D;
  --ink:#10121C;
  --ink-2:#1B1F2E;
  --paper:#F5F7F6;
  --mist:#EDF6F2;
  --line:#E3E8E6;
  --text:#4A5158;
  --muted:#8A929B;
  --grad:linear-gradient(99deg,#12D6A0 0%,#23B7C9 52%,#6E5BFF 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --sh-1:0 10px 30px rgba(16,18,28,.06);
  --sh-2:0 18px 44px rgba(18,214,160,.16);
  --sh-3:0 20px 60px rgba(0,0,0,.35);
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand-deep);text-decoration:none;transition:color .2s ease,transform .2s ease;}
a:hover{color:var(--brand);}
a:focus-visible,button:focus-visible,.nav-link:focus-visible{
  outline:none;
  box-shadow:0 0 0 3px rgba(18,214,160,.35);
  border-radius:6px;
}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:700;letter-spacing:-.3px;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.wrap{max-width:1280px;}}
.num{font-variant-numeric:tabular-nums;}

/* ============ 顶部活动条 ============ */
.promo-bar{
  background:var(--ink);
  color:#fff;
  font-size:13px;
  height:40px;
  display:flex;
  align-items:center;
  position:relative;
  overflow:hidden;
}
.promo-bar::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(99deg,rgba(18,214,160,.18),rgba(110,91,255,.16));
  pointer-events:none;
}
.promo-inner{
  position:relative;z-index:1;
  display:flex;align-items:center;gap:14px;
  width:100%;max-width:1200px;margin:0 auto;padding:0 24px;
}
.live-tag{
  background:var(--amber);
  color:#231000;
  font-weight:700;
  font-size:12px;
  padding:2px 10px;
  border-radius:999px;
  flex:0 0 auto;
  letter-spacing:.5px;
}
.promo-text{
  flex:1 1 auto;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  color:rgba(255,255,255,.86);
}
.countdown{
  flex:0 0 auto;
  font-variant-numeric:tabular-nums;
  font-weight:700;
  letter-spacing:1px;
  color:#fff;
}
.countdown span{color:var(--brand);}
.countdown i{font-style:normal;color:rgba(255,255,255,.5);font-weight:400;font-size:12px;margin-right:6px;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-stuck{
  border-bottom-color:var(--line);
  box-shadow:0 6px 24px rgba(16,18,28,.06);
}
.header-inner{
  height:70px;
  display:flex;align-items:center;gap:22px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:700;color:var(--ink);font-size:19px;
  flex:0 0 auto;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:var(--grad);
  color:#fff;font-weight:700;font-size:18px;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(18,214,160,.28);
  flex:0 0 auto;
}
.nav-menu{
  display:flex;align-items:center;gap:6px;
  margin-left:8px;
  flex:1 1 auto;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  font-size:15px;
  color:var(--text);
  font-weight:500;
  border-radius:10px;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;left:12px;right:12px;bottom:2px;
  height:3px;border-radius:3px;
  background:var(--grad);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--brand-deep);font-weight:600;}
.nav-link.active::after{transform:scaleX(1);}
.nav-menu-cta{display:none;}
.header-actions{
  display:flex;align-items:center;gap:10px;
  flex:0 0 auto;margin-left:auto;
}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border:1.5px solid var(--line);
  background:#fff;
  border-radius:12px;
  color:var(--ink);
  font-size:17px;
  align-items:center;justify-content:center;
  cursor:pointer;
}

/* ============ 按钮 ============ */
.btn-grad,.btn-line,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  border-radius:999px;
  font-size:15px;font-weight:600;
  font-family:var(--font);
  cursor:pointer;
  border:none;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-grad{
  background:var(--grad);
  color:#fff;
  box-shadow:0 10px 26px rgba(18,214,160,.24);
}
.btn-grad:hover{
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 18px 44px rgba(18,214,160,.32);
}
.btn-grad:active{transform:translateY(-1px);}
.btn-line{
  background:#fff;
  color:var(--ink);
  border:1.5px solid var(--ink);
}
.btn-line:hover{
  color:var(--brand-deep);
  border-color:var(--brand-deep);
  transform:translateY(-2px);
}
.btn-ghost{
  background:transparent;
  color:#fff;
  border:1.5px solid rgba(255,255,255,.6);
}
.btn-ghost:hover{
  background:var(--brand);
  border-color:var(--brand);
  color:#fff;
  transform:translateY(-2px);
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

/* ============ 面包屑 ============ */
.crumb-bar{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.crumb{
  display:flex;align-items:center;gap:8px;
  padding:14px 0;
  font-size:13px;
  color:var(--muted);
  flex-wrap:wrap;
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand-deep);}
.crumb .sep{color:var(--brand);font-weight:700;}
.crumb .current{color:var(--ink);font-weight:600;}

/* ============ Hero ============ */
.hero{
  position:relative;
  background:#0B0E16 url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(9,11,18,.94) 0%,rgba(9,11,18,.82) 42%,rgba(9,11,18,.42) 100%);
}
.hero-inner{
  position:relative;z-index:1;
  padding:78px 0 74px;
  max-width:760px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(18,214,160,.12);
  border:1px solid rgba(18,214,160,.32);
  color:#9FF3DA;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.4px;
  padding:6px 14px;
  border-radius:999px;
  margin-bottom:20px;
}
.eyebrow i{color:var(--brand);}
.hero h1{
  color:#fff;
  font-size:48px;
  line-height:1.15;
  letter-spacing:-.5px;
  margin-bottom:16px;
}
.hero h1 em{
  font-style:normal;
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  -webkit-text-fill-color:transparent;
}
.hero-sub{
  color:rgba(255,255,255,.8);
  font-size:18px;
  line-height:1.75;
  max-width:600px;
  margin-bottom:26px;
}
.hero-actions{
  display:flex;gap:14px;flex-wrap:wrap;
  margin-bottom:16px;
}
.hero-note{
  font-size:13px;
  color:rgba(255,255,255,.56);
  margin-bottom:30px;
}
.stat-row{
  display:flex;flex-wrap:wrap;gap:12px;
}
.stat{
  display:inline-flex;align-items:center;gap:10px;
  padding:10px 18px;
  border-radius:999px;
  background:rgba(18,214,160,.08);
  border:1px solid rgba(18,214,160,.22);
  color:#fff;
}
.stat i{color:var(--brand);font-size:15px;}
.stat b{
  font-size:24px;font-weight:700;line-height:1;
  font-variant-numeric:tabular-nums;
}
.stat span{font-size:12.5px;color:rgba(255,255,255,.66);}

/* ============ 板块通用 ============ */
.section{padding:92px 0;}
.section.tight{padding:72px 0;}
.section-alt{background:var(--mist);}
.section-white{background:#fff;}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.tag-top{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:600;color:var(--brand-deep);
  letter-spacing:.6px;
  margin-bottom:12px;
}
.tag-top::before{
  content:"";
  width:22px;height:3px;border-radius:3px;
  background:var(--grad);
}
.section-head.center .tag-top{justify-content:center;}
.sec-title{font-size:34px;line-height:1.25;margin-bottom:14px;}
.sec-desc{font-size:16px;color:var(--text);line-height:1.85;margin:0;}
.sec-desc b{color:var(--ink);}

/* ============ 时间轴 ============ */
.timeline{padding:6px 0 0;}
.tl-item{display:flex;align-items:stretch;}
.tl-time{
  flex:0 0 106px;
  text-align:right;
  padding-right:18px;
  padding-top:16px;
}
.tl-time b{
  display:block;
  font-size:22px;
  font-weight:700;
  color:var(--ink);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.tl-time span{font-size:12.5px;color:var(--muted);}
.tl-axis{
  flex:0 0 34px;
  position:relative;
  display:flex;
  justify-content:center;
}
.tl-axis::before{
  content:"";
  position:absolute;
  top:0;bottom:0;left:50%;
  width:2px;
  transform:translateX(-50%);
  background:var(--line);
}
.tl-item:first-child .tl-axis::before{top:26px;}
.tl-item:last-child .tl-axis::before{bottom:auto;height:26px;}
.tl-dot{
  position:relative;z-index:1;
  width:16px;height:16px;border-radius:50%;
  background:#fff;
  border:4px solid var(--brand);
  margin-top:22px;
  box-shadow:0 0 0 5px rgba(18,214,160,.12);
}
.tl-dot.warm{border-color:var(--amber);box-shadow:0 0 0 5px rgba(255,138,61,.14);}
.tl-dot.grape{border-color:var(--violet);box-shadow:0 0 0 5px rgba(110,91,255,.14);}
.tl-body{flex:1 1 auto;padding:0 0 26px 14px;}
.tl-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:22px 24px;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tl-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:rgba(18,214,160,.4);
}
.tl-card-head{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  margin-bottom:10px;
}
.tl-card-head h3{font-size:19px;font-weight:600;}
.tl-card p{font-size:15px;line-height:1.8;color:var(--text);margin-bottom:14px;}
.tl-link{
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;font-weight:600;color:var(--brand-deep);
}
.tl-link i{font-size:12px;transition:transform .2s ease;}
.tl-link:hover i{transform:translateX(4px);}

/* ============ 状态标签 ============ */
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 12px;
  font-size:12.5px;
  font-weight:600;
  border-radius:999px;
  line-height:1.7;
}
.badge-open{background:rgba(18,214,160,.12);color:var(--brand-deep);border:1px solid rgba(18,214,160,.3);}
.badge-live{background:rgba(255,138,61,.14);color:#C4571A;border:1px solid rgba(255,138,61,.32);}
.badge-soon{background:rgba(110,91,255,.12);color:#4B39D6;border:1px solid rgba(110,91,255,.28);}
.badge-dot{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block;}

/* ============ 步骤轴 ============ */
.step-flow{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
  position:relative;
}
.step{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:28px 24px 26px;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;
  border-radius:14px;
  background:var(--grad);
  color:#fff;
  font-size:17px;font-weight:700;
  font-variant-numeric:tabular-nums;
  margin-bottom:16px;
  box-shadow:0 8px 20px rgba(18,214,160,.24);
}
.step h3{font-size:18px;margin-bottom:9px;}
.step p{font-size:14.5px;line-height:1.8;color:var(--text);margin:0;}
.step::after{
  content:"";
  position:absolute;
  top:50px;right:-14px;
  width:8px;height:8px;
  border-top:2px solid var(--line);
  border-right:2px solid var(--line);
  transform:rotate(45deg);
  display:none;
}
@media (min-width:992px){
  .step:not(:last-child)::after{display:block;}
}

/* ============ 核对清单 ============ */
.check-wrap{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:36px;
  align-items:start;
}
.check-media{
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  background:#DDE5E2;
  position:relative;
}
.check-media img{width:100%;height:100%;min-height:320px;object-fit:cover;transition:transform .5s ease;}
.check-media:hover img{transform:scale(1.03);}
.check-list{
  display:grid;
  gap:12px;
}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:18px 20px;
  box-shadow:var(--sh-1);
  transition:border-color .22s ease,transform .22s ease;
}
.check-item:hover{border-color:rgba(18,214,160,.42);transform:translateX(4px);}
.check-item i{
  color:var(--brand);
  font-size:17px;
  margin-top:5px;
  flex:0 0 auto;
}
.check-item b{display:block;color:var(--ink);font-size:16px;font-weight:600;margin-bottom:3px;}
.check-item span{font-size:14.5px;color:var(--text);line-height:1.75;}

/* ============ 推荐卡 ============ */
.rec-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
}
.rec-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
  height:100%;
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.rec-cover{
  position:relative;
  aspect-ratio:16/9;
  background:#DDE5E2;
  overflow:hidden;
}
.rec-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.rec-card:hover .rec-cover img{transform:scale(1.05);}
.rec-tag{
  position:absolute;left:12px;top:12px;
  background:rgba(16,18,28,.72);
  color:#fff;
  font-size:12px;
  font-weight:600;
  padding:3px 11px;
  border-radius:999px;
  backdrop-filter:blur(4px);
}
.rec-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1 1 auto;}
.rec-body h3{font-size:17px;line-height:1.5;margin-bottom:8px;}
.rec-body p{font-size:14px;line-height:1.75;color:var(--muted);margin-bottom:14px;}
.rec-meta{
  margin-top:auto;
  font-size:12.5px;
  color:var(--muted);
  display:flex;align-items:center;gap:8px;
}
.rec-meta i{color:var(--brand);}

/* ============ FAQ ============ */
.faq-acc{
  max-width:880px;
  margin:0 auto;
}
.faq-acc .accordion-item{
  border:1px solid var(--line);
  border-radius:var(--r-md) !important;
  margin-bottom:14px;
  overflow:hidden;
  background:#fff;
  box-shadow:var(--sh-1);
}
.faq-acc .accordion-button{
  font-family:var(--font);
  font-size:16.5px;
  font-weight:600;
  color:var(--ink);
  background:#fff;
  padding:20px 24px;
  border-radius:var(--r-md) !important;
  box-shadow:none;
  position:relative;
}
.faq-acc .accordion-button::before{
  content:"";
  position:absolute;left:0;top:14px;bottom:14px;
  width:3px;border-radius:0 3px 3px 0;
  background:var(--grad);
  opacity:0;
  transition:opacity .2s ease;
}
.faq-acc .accordion-button:not(.collapsed){
  background:var(--mist);
  color:var(--ink);
  box-shadow:none;
}
.faq-acc .accordion-button:not(.collapsed)::before{opacity:1;}
.faq-acc .accordion-button:focus{
  box-shadow:0 0 0 3px rgba(18,214,160,.24);
  border-color:transparent;
  z-index:2;
}
.faq-acc .accordion-button::after{
  background-image:none;
  content:"\f067";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:13px;
  color:var(--brand-deep);
  width:auto;height:auto;
  display:flex;align-items:center;justify-content:center;
  transition:transform .25s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{
  content:"\f068";
  transform:rotate(180deg);
}
.faq-acc .accordion-body{
  padding:6px 24px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--text);
  background:#fff;
}

/* ============ CTA 区块 ============ */
.cta-band{
  position:relative;
  background:var(--ink);
  overflow:hidden;
  padding:76px 0;
  color:#fff;
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(99deg,rgba(18,214,160,.22) 0%,rgba(35,183,201,.14) 48%,rgba(110,91,255,.26) 100%);
}
.cta-band::after{
  content:"";
  position:absolute;
  width:420px;height:420px;border-radius:50%;
  right:-140px;top:-160px;
  background:radial-gradient(circle,rgba(18,214,160,.28),transparent 68%);
}
.cta-inner{
  position:relative;z-index:1;
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:40px;
  align-items:center;
}
.cta-inner h2{color:#fff;font-size:32px;line-height:1.3;margin-bottom:14px;}
.cta-inner p{color:rgba(255,255,255,.76);font-size:16px;margin:0;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end;}
.cta-badges{
  display:flex;gap:10px;flex-wrap:wrap;margin-top:22px;
}
.cta-badges span{
  display:inline-flex;align-items:center;gap:7px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  color:rgba(255,255,255,.82);
  font-size:13px;
  padding:6px 14px;
  border-radius:999px;
}
.cta-badges i{color:var(--brand);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.68);
  padding:64px 0 26px;
  font-size:14px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.3fr;
  gap:36px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.foot-brand{
  display:flex;align-items:center;gap:10px;
  margin-bottom:14px;
}
.foot-brand .brand-mark{width:34px;height:34px;font-size:17px;border-radius:10px;}
.foot-brand b{color:#fff;font-size:18px;font-weight:700;}
.site-footer p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.6);margin:0;}
.foot-title{
  color:var(--brand);
  font-size:13px;
  font-weight:700;
  letter-spacing:1px;
  margin-bottom:16px;
}
.foot-links li{margin-bottom:10px;}
.foot-links a{
  color:rgba(255,255,255,.68);
  font-size:14px;
  display:inline-block;
  transition:color .2s ease,transform .2s ease;
}
.foot-links a:hover{color:var(--brand);transform:translateX(-2px);}
.foot-info li{
  color:rgba(255,255,255,.58);
  font-size:13.5px;
  line-height:1.75;
  margin-bottom:10px;
  padding-left:14px;
  position:relative;
}
.foot-info li::before{
  content:"";
  position:absolute;left:0;top:10px;
  width:5px;height:5px;border-radius:50%;
  background:var(--brand);
}
.foot-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:22px;
  font-size:13px;
  color:rgba(255,255,255,.5);
}
.foot-bottom a{color:rgba(255,255,255,.62);}
.foot-bottom a:hover{color:var(--brand);}

/* ============ 移动端底部 CTA ============ */
.mobile-cta{
  display:none;
  position:fixed;left:0;right:0;bottom:0;
  height:56px;
  z-index:1040;
  background:rgba(16,18,28,.96);
  backdrop-filter:blur(8px);
  border-top:1px solid rgba(255,255,255,.12);
  align-items:center;
  justify-content:space-between;
  padding:0 16px;
  gap:12px;
}
.mobile-cta span{color:rgba(255,255,255,.78);font-size:13px;}
.mobile-cta a{
  height:38px;padding:0 18px;
  font-size:14px;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .rec-grid{grid-template-columns:repeat(2,1fr);}
  .step-flow{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
  .nav-toggle{display:inline-flex;}
  .nav-menu{
    position:fixed;
    left:0;right:0;top:110px;
    background:#fff;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    padding:14px 20px 22px;
    margin:0;
    border-bottom:1px solid var(--line);
    box-shadow:0 20px 40px rgba(16,18,28,.12);
    transform:translateY(-14px);
    opacity:0;
    visibility:hidden;
    transition:opacity .22s ease,transform .22s ease,visibility .22s;
    max-height:calc(100vh - 130px);
    overflow-y:auto;
  }
  .nav-menu.open{opacity:1;visibility:visible;transform:translateY(0);}
  .nav-link{padding:13px 12px;font-size:15.5px;border-radius:12px;}
  .nav-link:hover{background:var(--mist);}
  .nav-link::after{display:none;}
  .nav-link.active{background:var(--mist);color:var(--brand-deep);}
  .nav-menu-cta{
    display:block;
    margin-top:12px;
    padding-top:14px;
    border-top:1px solid var(--line);
  }
  .nav-menu-cta a{
    display:flex;width:100%;
  }
  .header-actions .nav-cta{display:none;}
  .hero h1{font-size:38px;}
  .hero-inner{padding:60px 0 58px;}
  .section{padding:70px 0;}
  .sec-title{font-size:29px;}
  .check-wrap{grid-template-columns:1fr;gap:24px;}
  .check-media img{min-height:230px;}
  .cta-inner{grid-template-columns:1fr;gap:26px;}
  .cta-actions{justify-content:flex-start;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .promo-text{display:none;}
  .header-inner{height:64px;gap:12px;}
  .brand{font-size:17px;}
  .brand-mark{width:32px;height:32px;font-size:16px;}
  .nav-menu{top:104px;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:16px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn-grad,.hero-actions .btn-ghost{width:100%;}
  .stat{padding:8px 14px;}
  .stat b{font-size:20px;}
  .section{padding:56px 0;}
  .section.tight{padding:48px 0;}
  .sec-title{font-size:24px;}
  .step-flow{grid-template-columns:1fr;}
  .step::after{display:none !important;}
  .tl-time{flex:0 0 62px;padding-right:10px;padding-top:16px;}
  .tl-time b{font-size:15px;}
  .tl-time span{display:none;}
  .tl-axis{flex:0 0 26px;}
  .tl-dot{width:13px;height:13px;border-width:3px;margin-top:20px;}
  .tl-body{padding-left:10px;}
  .tl-card{padding:18px 18px;}
  .tl-card-head h3{font-size:17px;}
  .rec-grid{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .mobile-cta{display:flex;}
  body{padding-bottom:56px;}
  .faq-acc .accordion-button{font-size:15.5px;padding:17px 18px;}
  .faq-acc .accordion-body{padding:4px 18px 18px;}
  .cta-inner h2{font-size:24px;}
  .cta-band{padding:56px 0;}
}
@media (max-width:520px){
  .wrap{padding:0 16px;}
  .promo-inner{padding:0 16px;gap:10px;}
  .countdown i{display:none;}
  .hero h1{font-size:28px;}
  .stat-row{gap:8px;}
}

/* roulang page: category1 */
:root{
  --brand:#12D6A0;
  --brand-dark:#0A9E77;
  --purple:#6E5BFF;
  --orange:#FF8A3D;
  --ink:#10121C;
  --ink-2:#1B1F2E;
  --light:#F5F7F6;
  --mint:#EDF6F2;
  --line:#E3E8E6;
  --text:#4A5158;
  --muted:#8A929B;
  --grad:linear-gradient(99deg,#12D6A0 0%,#23B7C9 52%,#6E5BFF 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --sh-1:0 10px 30px rgba(16,18,28,.06);
  --sh-2:0 18px 44px rgba(18,214,160,.16);
  --sh-3:0 20px 60px rgba(0,0,0,.35);
  --bs-primary:#12D6A0;
  --bs-primary-rgb:18,214,160;
  --bs-link-color:#0A9E77;
  --bs-link-hover-color:#12D6A0;
  --bs-body-font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:#fff;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-dark);text-decoration:none;transition:color .2s ease,text-underline-offset .2s ease}
a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
button,input{font-family:inherit}
.btn:focus,.btn:active,:focus-visible{outline:none}
:focus-visible{box-shadow:0 0 0 3px rgba(18,214,160,.45);border-radius:8px}
h1,h2,h3,h4{color:var(--ink);font-weight:700;margin:0}
h1{font-size:48px;line-height:1.15;letter-spacing:-.5px}
h2{font-size:34px;line-height:1.25;letter-spacing:-.3px}
h3{font-size:21px;line-height:1.4;font-weight:600}
p{margin:0 0 1.2em}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.wrap-wide{max-width:1280px;margin:0 auto;padding:0 24px}
.sec{padding:96px 0}
.sec-tight{padding:72px 0}
.sec-mint{background:var(--mint)}
.sec-light{background:var(--light)}
.sec-dark{background:var(--ink);color:#C9CFD6}
.sec-dark h2,.sec-dark h3{color:#fff}
.lead{font-size:18px;line-height:1.85;color:var(--text);max-width:44em}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.12em;color:var(--brand-dark);text-transform:uppercase;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:999px;background:var(--grad)}
.sec-head{max-width:760px;margin-bottom:48px}
.sec-head p{font-size:17px;margin-top:16px;color:var(--text)}
.muted{color:var(--muted);font-size:13px}

/* 活动条 */
.promo-bar{background:var(--ink);color:#fff;font-size:13.5px;min-height:38px;display:flex;align-items:center}
.promo-bar .wrap-wide{display:flex;align-items:center;gap:16px;flex-wrap:wrap;width:100%;padding-top:8px;padding-bottom:8px}
.promo-tag{background:rgba(255,138,61,.16);color:#FFB27A;border:1px solid rgba(255,138,61,.45);border-radius:999px;padding:2px 10px;font-size:12px;font-weight:600;white-space:nowrap}
.promo-text{color:#D5DAE0}
.promo-count{margin-left:auto;display:flex;align-items:center;gap:8px;color:#fff;font-weight:600}
.promo-count b{font-variant-numeric:tabular-nums;font-size:16px;color:var(--brand);letter-spacing:.5px}
.promo-count span{color:rgba(255,255,255,.55);font-size:13px}

/* 导航 */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:border-color .25s ease,box-shadow .25s ease}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 6px 22px rgba(16,18,28,.06)}
.nav-inner{display:flex;align-items:center;gap:22px;min-height:70px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);font-size:19px;letter-spacing:-.2px}
.brand:hover{color:var(--ink);text-decoration:none}
.brand-mark{width:36px;height:36px;border-radius:11px;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:700;box-shadow:0 8px 20px rgba(18,214,160,.28);flex:0 0 auto}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-link{position:relative;padding:10px 12px;font-size:15px;font-weight:500;color:#3C444C;border-radius:10px;white-space:nowrap}
.nav-link:hover{color:var(--brand-dark);text-decoration:none;background:var(--mint)}
.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:3px;border-radius:999px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .22s ease}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand-dark);font-weight:600}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-chip{font-size:12.5px;color:var(--brand-dark);background:rgba(18,214,160,.1);border:1px solid rgba(18,214,160,.22);border-radius:999px;padding:4px 11px;font-weight:600;white-space:nowrap}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);font-size:18px;align-items:center;justify-content:center;margin-left:auto}

/* 按钮 */
.btn-main,.btn-ghost,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;font-size:15.5px;font-weight:600;
  cursor:pointer;border:0;transition:transform .2s ease,box-shadow .2s ease,background .25s ease,color .2s ease,border-color .2s ease;
}
.btn-main{background:var(--grad);background-size:150% 100%;color:#fff;box-shadow:0 12px 26px rgba(18,214,160,.28)}
.btn-main:hover{color:#fff;text-decoration:none;transform:translateY(-2px);box-shadow:var(--sh-2);background-position:70% 0}
.btn-main:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--ink);border:1.5px solid var(--ink)}
.btn-ghost:hover{color:var(--brand-dark);border-color:var(--brand-dark);text-decoration:none;transform:translateY(-2px)}
.btn-line{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.5)}
.btn-line:hover{background:var(--brand);border-color:var(--brand);color:#fff;text-decoration:none;transform:translateY(-2px)}
.btn-sm{height:40px;padding:0 18px;font-size:14.5px}
.link-more{font-weight:600;color:var(--brand-dark);display:inline-flex;align-items:center;gap:6px}
.link-more i{transition:transform .2s ease}
.link-more:hover i{transform:translateX(4px)}

/* 徽章 / 标签 */
.badge-soft{display:inline-flex;align-items:center;gap:7px;background:rgba(18,214,160,.08);border:1px solid rgba(18,214,160,.22);color:var(--brand-dark);border-radius:999px;padding:6px 13px;font-size:13px;font-weight:600}
.badge-soft b{font-variant-numeric:tabular-nums;font-size:17px;color:var(--brand-dark);line-height:1}
.badge-num i{font-size:12px}
.tag{display:inline-block;border-radius:999px;padding:5px 12px;font-size:12.5px;font-weight:600;background:#fff;border:1px solid var(--line);color:#5A626A}
.tag-mint{background:var(--mint);border-color:rgba(18,214,160,.25);color:var(--brand-dark)}
.tag-purple{background:rgba(110,91,255,.1);border-color:rgba(110,91,255,.25);color:#4E3FE0}
.tag-orange{background:rgba(255,138,61,.12);border-color:rgba(255,138,61,.3);color:#D2691B}

/* 面包屑 */
.crumb{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--muted);padding:22px 0 0;flex-wrap:wrap}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand-dark)}
.crumb .sep{color:var(--brand);font-weight:700}
.crumb .cur{color:var(--ink);font-weight:600}

/* 分类首屏 */
.cat-hero{padding:26px 0 84px}
.cat-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.cat-hero h1{margin-bottom:20px}
.cat-hero h1 .grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.cat-hero .lead{margin-bottom:26px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.hero-note{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:28px}
.hero-note i{color:var(--brand)}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);aspect-ratio:16/11}
.hero-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.hero-media:hover img{transform:scale(1.03)}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(16,18,28,0) 45%,rgba(16,18,28,.55) 100%)}
.hero-float{position:absolute;left:20px;bottom:20px;z-index:2;background:rgba(16,18,28,.72);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.14);color:#fff;border-radius:16px;padding:14px 18px;display:flex;align-items:center;gap:14px}
.hero-float b{font-variant-numeric:tabular-nums;font-size:24px;line-height:1;color:var(--brand)}
.hero-float span{font-size:12.5px;color:rgba(255,255,255,.75)}
.stat-row{display:flex;gap:12px;flex-wrap:wrap}

/* 左文右图 + 要点清单 */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.split.reverse .split-text{order:2}
.split.reverse .split-media{order:1}
.split-text h2{margin-bottom:18px}
.split-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);aspect-ratio:4/3}
.split-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.split-media:hover img{transform:scale(1.03)}
.point-list{list-style:none;padding:0;margin:28px 0 0}
.point-list li{display:flex;gap:18px;padding:18px 0;border-bottom:1px solid var(--line)}
.point-list li:last-child{border-bottom:0}
.point-num{font-variant-numeric:tabular-nums;font-size:26px;font-weight:700;line-height:1.1;color:var(--brand);flex:0 0 auto;min-width:46px}
.point-body h4{margin:0 0 6px;font-size:17px;font-weight:600;color:var(--ink)}
.point-body p{margin:0;font-size:14.8px;line-height:1.75;color:var(--text)}

/* 卡片 */
.card-lg{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.card-lg:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(18,214,160,.28)}
.card-soft{background:var(--mint);border:1px solid rgba(18,214,160,.18);border-radius:var(--r-lg);padding:30px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.rec-card{display:flex;flex-direction:column;height:100%}
.rec-card .rec-cover{border-radius:var(--r-md);overflow:hidden;aspect-ratio:16/10;margin-bottom:20px}
.rec-card .rec-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.rec-card:hover .rec-cover img{transform:scale(1.05)}
.rec-card h3{margin-bottom:10px}
.rec-card p{font-size:14.6px;margin-bottom:16px}
.rec-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted)}

/* 时间轴式条目 */
.flash-list{display:flex;flex-direction:column;gap:0}
.flash-item{display:grid;grid-template-columns:150px 1fr auto;gap:24px;align-items:start;padding:24px 0;border-bottom:1px solid var(--line)}
.flash-item:first-child{border-top:1px solid var(--line)}
.flash-time{font-variant-numeric:tabular-nums;font-size:13.5px;color:var(--muted);font-weight:600;padding-top:3px}
.flash-item h3{font-size:18px;margin-bottom:8px}
.flash-item p{margin:0;font-size:14.5px;color:var(--text)}
.flash-item:hover h3{color:var(--brand-dark)}

/* FAQ */
.faq-list .accordion-item{border:1px solid var(--line);border-radius:var(--r-md);background:#fff;margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1)}
.faq-list .accordion-button{font-size:16.5px;font-weight:600;color:var(--ink);background:#fff;padding:20px 24px;box-shadow:none;gap:14px}
.faq-list .accordion-button:not(.collapsed){color:var(--brand-dark);background:#fff;box-shadow:inset 3px 0 0 var(--brand)}
.faq-list .accordion-button::after{display:none}
.faq-list .accordion-button:focus{box-shadow:inset 3px 0 0 var(--brand)}
.acc-icon{margin-left:auto;position:relative;width:20px;height:20px;flex:0 0 auto}
.acc-icon::before,.acc-icon::after{content:"";position:absolute;background:var(--brand-dark);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.acc-icon::before{left:0;right:0;top:9px;height:2px}
.acc-icon::after{top:0;bottom:0;left:9px;width:2px}
.accordion-button:not(.collapsed) .acc-icon::after{transform:scaleY(0);opacity:0}
.faq-list .accordion-body{padding:0 24px 22px 24px;font-size:15.2px;line-height:1.85;color:var(--text)}

/* CTA */
.cta-band{background:var(--ink);border-radius:28px;padding:52px 48px;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;background:var(--grad);opacity:.28;filter:blur(20px)}
.cta-band-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.4fr auto;gap:32px;align-items:center}
.cta-band h2{color:#fff;margin-bottom:12px;font-size:30px}
.cta-band p{color:#B7BEC6;margin:0;font-size:15.5px;max-width:52ch}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* 页脚 */
.site-footer{background:var(--ink);color:#9AA3AC;padding:72px 0 28px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand b{color:#fff;font-size:18px}
.site-footer p{font-size:14px;line-height:1.8;color:#9AA3AC;max-width:34ch}
.foot-title{color:var(--brand);font-size:13px;font-weight:700;letter-spacing:.1em;margin-bottom:16px}
.foot-links,.foot-info{list-style:none;padding:0;margin:0}
.foot-links li{margin-bottom:11px}
.foot-links a{color:#9AA3AC;font-size:14.4px;display:inline-block;transition:color .2s ease,transform .2s ease}
.foot-links a:hover{color:var(--brand);text-decoration:none;transform:translateX(2px)}
.foot-info li{font-size:13.8px;line-height:1.7;margin-bottom:11px;color:#8E97A1}
.foot-bottom{margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13.4px;color:#7C858F}
.foot-bottom a{color:#9AA3AC}
.foot-bottom a:hover{color:var(--brand)}

/* 移动端底部操作条 */
.mobile-bar{display:none}

@media (max-width:1199.98px){
  h1{font-size:42px}
  h2{font-size:30px}
  .cat-hero-grid,.split{gap:40px}
}
@media (max-width:991.98px){
  .nav-toggle{display:flex}
  .nav-menu{
    position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 18px 40px rgba(16,18,28,.12);flex-direction:column;align-items:stretch;
    padding:14px 20px 22px;gap:4px;margin-left:0;display:none;
  }
  .nav-menu.is-open{display:flex}
  .nav-link{padding:13px 12px;font-size:15.5px;border-radius:12px}
  .nav-link::after{display:none}
  .nav-link.active{background:var(--mint)}
  .nav-right{margin-left:0;padding:14px 20px 0;border-top:1px solid var(--line);margin-top:12px;width:100%;justify-content:flex-start}
  .nav-right .nav-chip{display:none}
  .nav-right .btn-main{width:100%}
  .cat-hero-grid,.split,.split.reverse{grid-template-columns:1fr;gap:34px}
  .split.reverse .split-text{order:1}
  .split.reverse .split-media{order:2}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .cta-band-inner{grid-template-columns:1fr}
  .sec{padding:72px 0}
}
@media (max-width:767.98px){
  .sec{padding:60px 0}
  .sec-tight{padding:50px 0}
  h1{font-size:30px}
  h2{font-size:24px}
  h3{font-size:19px}
  .wrap,.wrap-wide{padding:0 16px}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .card-lg,.card-soft,.cta-band{padding:24px}
  .cta-band{border-radius:22px;padding:32px 24px}
  .flash-item{grid-template-columns:1fr;gap:8px}
  .flash-time{padding-top:0}
  .promo-count{margin-left:0;width:100%}
  .lead{font-size:16px}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
  .cta-actions{width:100%}
  .cta-actions .btn-main,.cta-actions .btn-line{width:100%}
  .hero-float{left:14px;right:14px;bottom:14px;justify-content:space-between}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;gap:8px}
  .point-num{font-size:22px;min-width:38px}
  body{padding-bottom:68px}
  .mobile-bar{
    display:flex;position:fixed;left:0;right:0;bottom:0;height:56px;z-index:1040;
    background:rgba(16,18,28,.96);backdrop-filter:blur(8px);border-top:1px solid rgba(255,255,255,.12);
    align-items:center;justify-content:space-between;padding:0 16px;gap:12px;
  }
  .mobile-bar span{color:#CFD5DB;font-size:13px}
  .mobile-bar .btn-main{height:38px;padding:0 18px;font-size:14px}
}
@media (max-width:519.98px){
  h1{font-size:27px;letter-spacing:-.2px}
  .sec{padding:52px 0}
  .hero-media{aspect-ratio:4/3}
  .split-media{aspect-ratio:4/3}
}

/* roulang page: category3 */
:root{
  --brand:#12D6A0;
  --brand-dark:#0A9E77;
  --violet:#6E5BFF;
  --orange:#FF8A3D;
  --ink:#10121C;
  --ink-2:#1B1F2E;
  --mist:#F5F7F6;
  --mist-green:#EDF6F2;
  --line:#E3E8E6;
  --text:#4A5158;
  --muted:#8A929B;
  --grad:linear-gradient(99deg,#12D6A0 0%,#23B7C9 52%,#6E5BFF 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 10px 30px rgba(16,18,28,.06);
  --sh-2:0 18px 44px rgba(18,214,160,.16);
  --sh-3:0 20px 60px rgba(0,0,0,.35);
  --wrap:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:#fff;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{
  color:var(--brand-dark);
  text-decoration:none;
  transition:color .22s ease,background-color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
a:hover{color:var(--brand);}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.2;letter-spacing:-.4px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(18,214,160,.5);outline-offset:2px;border-radius:8px;}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px;}
.section{padding:92px 0;}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:28px;
  margin-bottom:44px;
  flex-wrap:wrap;
}
.sec-head h2{font-size:32px;}
.sec-head p{margin-top:12px;font-size:16px;color:var(--muted);max-width:640px;}
.link-more{font-weight:600;white-space:nowrap;font-size:15px;}

/* ============ 顶部活动条 ============ */
.topbar{background:var(--ink);color:#fff;font-size:13px;}
.topbar-inner{display:flex;align-items:center;gap:14px;min-height:38px;padding-top:4px;padding-bottom:4px;}
.status-tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:2px 11px;border-radius:var(--r-pill);
  background:rgba(255,138,61,.16);
  border:1px solid rgba(255,138,61,.42);
  color:#FFB27A;font-size:12px;font-weight:600;white-space:nowrap;
}
.topbar-text{color:rgba(255,255,255,.74);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.cd{margin-left:auto;display:inline-flex;align-items:center;gap:8px;white-space:nowrap;}
.cd-label{color:rgba(255,255,255,.55);font-size:12px;}
.cd b{
  font-variant-numeric:tabular-nums;
  letter-spacing:1px;color:#fff;font-weight:700;font-size:14px;
}
.cd b span{color:var(--brand);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 8px 24px rgba(16,18,28,.07);}
.head-inner{display:flex;align-items:center;gap:22px;height:70px;position:relative;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:19px;letter-spacing:-.3px;}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;
  font-size:19px;font-weight:800;line-height:1;
  box-shadow:0 8px 18px rgba(18,214,160,.3);
  flex:0 0 auto;
}
.nav-menu{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-link{
  position:relative;padding:9px 12px;border-radius:10px;
  color:#3B4148;font-size:15px;font-weight:500;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:3px;border-radius:3px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.nav-link:hover{color:var(--brand-dark);background:var(--mist-green);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--brand-dark);font-weight:600;}
.nav-cta-mobile{display:none;}
.head-actions{display:flex;align-items:center;gap:10px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:17px;cursor:pointer;align-items:center;justify-content:center;
  transition:border-color .2s ease,color .2s ease;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand-dark);}

/* ============ 按钮 ============ */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);border:0;
  background:var(--grad);color:#fff;font-size:16px;font-weight:600;
  cursor:pointer;box-shadow:0 10px 26px rgba(18,214,160,.28);
  transition:transform .22s ease,box-shadow .22s ease,filter .22s ease;
}
.btn-main:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);filter:saturate(1.08);}
.btn-main:active{transform:translateY(1px);}
.btn-main.btn-sm{height:42px;padding:0 20px;font-size:14.5px;}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  background:#fff;color:var(--ink);border:1.5px solid var(--ink);
  font-size:16px;font-weight:600;cursor:pointer;
  transition:border-color .22s ease,color .22s ease,transform .22s ease;
}
.btn-line:hover{color:var(--brand-dark);border-color:var(--brand-dark);transform:translateY(-2px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55);
  font-size:16px;font-weight:600;cursor:pointer;
  transition:background-color .22s ease,border-color .22s ease,color .22s ease,transform .22s ease;
}
.btn-ghost:hover{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-2px);}

/* ============ Hero ============ */
.hero{position:relative;background:var(--ink);color:#fff;overflow:hidden;}
.hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-3.webp);
  background-size:cover;background-position:center;
  opacity:.45;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(99deg,rgba(16,18,28,.95) 0%,rgba(16,18,28,.80) 48%,rgba(110,91,255,.38) 100%);
}
.hero-inner{position:relative;z-index:2;padding-top:52px;padding-bottom:76px;}
.crumbs{display:flex;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.6);margin-bottom:32px;flex-wrap:wrap;}
.crumbs a{color:rgba(255,255,255,.78);}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{color:var(--brand);}
.crumbs .cur{color:#fff;font-weight:600;}
.hero-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:52px;align-items:center;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:rgba(18,214,160,.14);
  border:1px solid rgba(18,214,160,.34);
  color:#7FE9CB;font-size:13px;font-weight:600;margin-bottom:20px;
}
.hero h1{
  color:#fff;font-size:48px;line-height:1.15;letter-spacing:-.5px;
}
.hero h1 em{
  font-style:normal;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
}
.hero-sub{margin-top:20px;font-size:18px;line-height:1.8;color:rgba(255,255,255,.78);max-width:640px;}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap;}
.hero-note{margin-top:18px;font-size:13px;color:rgba(255,255,255,.55);}

.hero-card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-lg);
  padding:18px;
  box-shadow:var(--sh-3);
  backdrop-filter:blur(6px);
}
.hero-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-md);background:#22283a;}
.hero-card-body{padding:20px 8px 8px;}
.hero-card-title{color:#fff;font-size:19px;margin:12px 0 14px;}
.mini-list li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:14.5px;color:rgba(255,255,255,.76);
  padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.12);
}
.mini-list li:last-child{border-bottom:0;}
.mini-list li i{color:var(--brand);margin-top:6px;font-size:12px;}
.mini-list li b{color:#fff;font-weight:600;}

.badge-row{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;margin-top:56px;
}
.stat{
  display:flex;align-items:center;gap:10px;
  padding:13px 20px;border-radius:var(--r-pill);
  background:rgba(18,214,160,.10);
  border:1px solid rgba(18,214,160,.22);
  transition:background-color .25s ease,border-color .25s ease,transform .25s ease;
}
.stat:hover{background:rgba(18,214,160,.17);border-color:rgba(18,214,160,.42);transform:translateY(-2px);}
.stat i{color:var(--brand);font-size:16px;}
.stat b{color:#fff;font-size:22px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1;}
.stat span{color:rgba(255,255,255,.62);font-size:12px;}
.stat em{margin-left:auto;font-style:normal;font-size:12.5px;color:rgba(255,255,255,.7);white-space:nowrap;}

/* ============ 大卡网格 ============ */
.g-card{
  height:100%;display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.g-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(18,214,160,.35);}
.g-card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--mist);}
.g-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.g-card:hover .g-card-media img{transform:scale(1.04);}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;
  background:var(--mist-green);color:var(--brand-dark);
}
.chip-onmedia{
  position:absolute;left:14px;top:14px;
  background:rgba(16,18,28,.74);color:#fff;
  backdrop-filter:blur(4px);
}
.chip-orange{background:rgba(255,138,61,.16);color:#C05F0E;}
.g-card-body{padding:26px 28px 28px;display:flex;flex-direction:column;gap:12px;flex:1;}
.g-card-body h3{font-size:20px;}
.g-card-body p{font-size:15px;line-height:1.78;color:#5B636B;}
.g-meta{display:flex;flex-wrap:wrap;gap:8px 16px;font-size:13px;color:var(--muted);}
.g-meta li{display:inline-flex;align-items:center;}
.g-meta i{color:var(--brand-dark);margin-right:6px;font-size:12px;}
.g-card-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-weight:600;font-size:15px;color:var(--brand-dark);
}
.g-card-link i{transition:transform .25s ease;}
.g-card-link:hover i{transform:translateX(4px);}

/* ============ 数据带 ============ */
.band{background:var(--mist-green);padding:88px 0;}
.band-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center;}
.band h2{font-size:32px;}
.band p.lead{margin-top:16px;font-size:16px;color:#5B636B;max-width:520px;}
.meters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.meter{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 24px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.meter:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.meter-num{font-size:32px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1;}
.meter-num span{font-size:14px;color:var(--muted);font-weight:500;margin-left:6px;}
.meter-label{margin-top:8px;font-size:13.5px;color:var(--muted);}
.meter-bar{margin-top:14px;height:6px;border-radius:var(--r-pill);background:var(--mist);overflow:hidden;}
.meter-bar i{display:block;height:100%;border-radius:var(--r-pill);background:var(--grad);}

/* ============ 领取步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.step{
  position:relative;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 30px 32px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(18,214,160,.3);}
.step-num{
  font-size:34px;font-weight:700;line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
  font-variant-numeric:tabular-nums;
}
.step h3{margin-top:16px;font-size:20px;}
.step p{margin-top:10px;font-size:15px;line-height:1.78;color:#5B636B;}
.notice{
  margin-top:26px;display:flex;align-items:flex-start;gap:14px;
  background:var(--mist);border:1px dashed var(--line);border-radius:var(--r-md);
  padding:20px 24px;font-size:14.5px;color:#5B636B;
}
.notice i{color:var(--orange);font-size:16px;margin-top:5px;}
.notice b{color:var(--ink);}

/* ============ 站内推荐 ============ */
.reco-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.reco{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.reco:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.reco img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--mist);transition:transform .45s ease;}
.reco:hover img{transform:scale(1.04);}
.reco-body{padding:24px 26px 28px;}
.reco-body h3{font-size:19px;}
.reco-body p{margin-top:10px;font-size:14.5px;color:#5B636B;line-height:1.75;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-acc .accordion-item{
  border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;background:#fff;box-shadow:var(--sh-1);
}
.faq-acc .accordion-header{margin:0;}
.faq-acc .accordion-button{
  position:relative;
  width:100%;padding:20px 60px 20px 26px;
  font-size:16.5px;font-weight:600;color:var(--ink);
  background:#fff;border:0;box-shadow:none !important;
  transition:color .22s ease,background-color .22s ease;
}
.faq-acc .accordion-button:hover{color:var(--brand-dark);background:var(--mist-green);}
.faq-acc .accordion-button:not(.collapsed){color:var(--brand-dark);background:#fff;}
.faq-acc .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;
  border-radius:0 3px 3px 0;background:var(--grad);
}
.faq-acc .accordion-button::after{
  content:"";position:absolute;right:24px;top:50%;margin-top:-11px;
  width:22px;height:22px;border-radius:50%;
  background-color:var(--mist-green);
  background-image:linear-gradient(var(--brand-dark),var(--brand-dark)),linear-gradient(var(--brand-dark),var(--brand-dark));
  background-size:10px 2px,2px 10px;
  background-position:center center,center center;
  background-repeat:no-repeat;
  transition:background-size .25s ease,transform .3s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{
  background-size:10px 2px,0 10px;
  transform:rotate(180deg);
}
.faq-acc .accordion-body{
  padding:0 26px 24px;font-size:15px;line-height:1.82;color:#5B636B;
}

/* ============ 结尾 CTA ============ */
.cta{position:relative;background:var(--ink);padding:92px 0;overflow:hidden;}
.cta::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(620px 320px at 14% 18%,rgba(18,214,160,.30),transparent 70%),
    radial-gradient(720px 380px at 86% 82%,rgba(110,91,255,.32),transparent 70%);
}
.cta-inner{position:relative;z-index:2;max-width:780px;margin:0 auto;text-align:center;}
.cta h2{color:#fff;font-size:36px;}
.cta p{margin-top:16px;font-size:16.5px;color:rgba(255,255,255,.78);}
.cta-actions{display:flex;justify-content:center;gap:14px;margin-top:32px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:72px 0 28px;font-size:14.5px;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px;}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:700;margin-bottom:16px;}
.foot-brand .brand-mark{
  width:32px;height:32px;border-radius:10px;font-size:17px;
  background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:800;
  box-shadow:none;
}
.foot-title{font-size:13px;letter-spacing:1.2px;color:var(--brand);font-weight:600;margin-bottom:18px;}
.foot-links li{margin-bottom:11px;}
.foot-links a{color:rgba(255,255,255,.72);display:inline-block;}
.foot-links a:hover{color:var(--brand);transform:translateX(2px);}
.foot-info li{color:rgba(255,255,255,.58);font-size:13.5px;line-height:1.75;margin-bottom:11px;}
.foot-bottom{
  margin-top:52px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.foot-bottom a{color:rgba(255,255,255,.72);}
.foot-bottom a:hover{color:var(--brand);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .hero h1{font-size:42px;}
  .sec-head h2,.band h2{font-size:30px;}
}
@media (max-width:991px){
  .section{padding:64px 0;}
  .band{padding:64px 0;}
  .cta{padding:68px 0;}
  .head-inner{height:64px;}
  .nav-toggle{display:inline-flex;}
  .head-actions .btn-main{display:none;}
  .nav-menu{
    display:none;
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:4px;
    margin:0;padding:16px 20px 22px;
    background:#fff;
    border-top:1px solid var(--line);
    box-shadow:0 20px 40px rgba(16,18,28,.12);
    max-height:calc(100vh - 110px);overflow-y:auto;
  }
  .nav-menu.open{display:flex;}
  .nav-link{padding:13px 14px;border-radius:12px;font-size:15.5px;}
  .nav-link::after{display:none;}
  .nav-link.active{background:var(--mist-green);}
  .nav-link:hover{background:var(--mist-green);}
  .nav-cta-mobile{
    display:flex;align-items:center;justify-content:center;
    margin-top:12px;height:46px;border-radius:var(--r-pill);
    background:var(--grad);color:#fff;font-weight:600;font-size:15.5px;
  }
  .nav-cta-mobile:hover{color:#fff;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-inner{padding-top:36px;padding-bottom:64px;}
  .hero h1{font-size:36px;}
  .badge-row{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:44px;}
  .band-grid{grid-template-columns:1fr;gap:36px;}
  .steps{grid-template-columns:1fr;}
  .reco-grid{grid-template-columns:1fr;gap:20px;}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:36px;}
}
@media (max-width:575px){
  body{font-size:15px;}
  .wrap{padding:0 16px;}
  .section{padding:56px 0;}
  .band{padding:56px 0;}
  .cta{padding:60px 0;}
  .topbar-text{display:none;}
  .cd{margin-left:auto;}
  .hero h1{font-size:29px;}
  .hero-sub{font-size:16px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%;}
  .badge-row{grid-template-columns:1fr;}
  .stat em{margin-left:auto;}
  .meters{grid-template-columns:1fr;}
  .sec-head{margin-bottom:32px;}
  .sec-head h2{font-size:24px;}
  .band h2{font-size:24px;}
  .cta h2{font-size:26px;}
  .cta-actions .btn-main,.cta-actions .btn-ghost{width:100%;}
  .g-card-body{padding:22px 20px 24px;}
  .step{padding:24px 20px 26px;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .faq-acc .accordion-button{padding:18px 54px 18px 20px;font-size:15.5px;}
  .faq-acc .accordion-body{padding:0 20px 20px;}
}

/* roulang page: category4 */
:root{
  --brand:#12D6A0;
  --brand-deep:#0A9E77;
  --violet:#6E5BFF;
  --orange:#FF8A3D;
  --ink:#10121C;
  --ink-2:#1B1F2E;
  --bg:#F5F7F6;
  --mist:#EDF6F2;
  --line:#E3E8E6;
  --text:#4A5158;
  --muted:#8A929B;
  --grad:linear-gradient(99deg,#12D6A0 0%,#23B7C9 52%,#6E5BFF 100%);
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-1:0 10px 30px rgba(16,18,28,.06);
  --shadow-2:0 18px 44px rgba(18,214,160,.16);
  --shadow-3:0 20px 60px rgba(0,0,0,.35);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-deep);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand)}
h1,h2,h3,h4{color:var(--ink);font-weight:700;margin:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input{font:inherit}
:focus-visible{outline:3px solid rgba(18,214,160,.55);outline-offset:2px;border-radius:6px}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ===== 顶部活动条 ===== */
.promo-bar{
  background:var(--ink);
  color:#D7DEE2;
  font-size:13px;
  min-height:38px;
  display:flex;
  align-items:center;
}
.promo-bar .wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.promo-left{display:flex;align-items:center;gap:10px;min-width:0}
.status-tag{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,138,61,.16);
  color:var(--orange);
  border:1px solid rgba(255,138,61,.38);
  border-radius:999px;
  padding:2px 10px;
  font-size:12px;
  font-weight:600;
  white-space:nowrap;
}
.status-tag i{font-size:8px}
.promo-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.countdown{display:flex;align-items:center;gap:4px;font-variant-numeric:tabular-nums;font-weight:700;color:#fff;letter-spacing:.5px}
.countdown .colon{color:var(--brand)}
.countdown .unit{color:var(--muted);font-weight:400;font-size:11px;margin:0 1px}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px rgba(16,18,28,.07)}
.nav-inner{
  min-height:70px;
  display:flex;
  align-items:center;
  gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  color:#fff;font-weight:700;font-size:19px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(18,214,160,.28);
}
.brand-text{font-size:19px;font-weight:700;color:var(--ink);letter-spacing:-.3px}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  position:relative;
  display:inline-block;
  padding:22px 12px;
  color:var(--ink-2);
  font-size:15px;
  font-weight:500;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:14px;height:3px;border-radius:3px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--brand-deep)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand-deep);font-weight:700}
.nav-link.active::after{transform:scaleX(1)}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  height:42px;padding:0 20px;border-radius:999px;
  background:var(--grad);color:#fff;font-size:14px;font-weight:600;
  box-shadow:0 10px 24px rgba(18,214,160,.24);
  transition:transform .2s ease,box-shadow .2s ease;
}
.nav-cta:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;
  color:var(--ink);align-items:center;justify-content:center;
}

/* ===== Hero ===== */
.cat-hero{
  position:relative;
  color:#fff;
  padding:72px 0 64px;
  background-image:linear-gradient(99deg,rgba(16,18,28,.94) 0%,rgba(16,18,28,.78) 46%,rgba(18,214,160,.34) 100%),url("/assets/images/backpic/back-3.webp");
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(110,91,255,.42) 0%,rgba(110,91,255,0) 68%);
}
.cat-hero .wrap{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.68);margin-bottom:20px;flex-wrap:wrap}
.crumb a{color:rgba(255,255,255,.78)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:var(--brand)}
.crumb .now{color:#fff}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(18,214,160,.14);
  border:1px solid rgba(18,214,160,.4);
  color:var(--brand);
  border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600;
  margin-bottom:18px;
}
.cat-hero h1{
  color:#fff;
  font-size:48px;
  line-height:1.16;
  letter-spacing:-.5px;
  margin-bottom:18px;
}
.cat-hero h1 .grad{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.hero-sub{font-size:17px;line-height:1.8;color:rgba(255,255,255,.82);max-width:560px;margin-bottom:26px}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap}
.hero-tags span{
  font-size:13px;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:rgba(255,255,255,.9);
}
.hero-side{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-lg);
  padding:22px;
  backdrop-filter:blur(6px);
}
.hero-side .cap{font-size:13px;color:rgba(255,255,255,.62);margin-bottom:14px;letter-spacing:.5px}
.hero-side img{border-radius:var(--radius-md);aspect-ratio:16/9;object-fit:cover;width:100%}
.hero-side .mini-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
.hero-side .mini-stats div{
  background:rgba(16,18,28,.5);border:1px solid rgba(255,255,255,.12);
  border-radius:14px;padding:12px 14px;
}
.hero-side .mini-stats b{display:block;color:var(--brand);font-size:22px;line-height:1.2;font-variant-numeric:tabular-nums}
.hero-side .mini-stats span{font-size:12px;color:rgba(255,255,255,.7)}

/* ===== 数据徽章条 ===== */
.badge-strip{background:#fff;border-bottom:1px solid var(--line)}
.badge-strip .wrap{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  padding-top:26px;padding-bottom:26px;
}
.stat-pill{
  display:flex;align-items:center;gap:12px;
  background:rgba(18,214,160,.06);
  border:1px solid rgba(18,214,160,.2);
  border-radius:999px;
  padding:12px 20px;
}
.stat-pill i{color:var(--brand-deep);font-size:18px}
.stat-pill b{font-size:24px;color:var(--ink);font-weight:700;font-variant-numeric:tabular-nums;line-height:1}
.stat-pill small{font-size:12px;color:var(--muted);margin-left:2px}

/* ===== 主体双栏 ===== */
.main-section{padding:88px 0 96px}
.layout{display:grid;grid-template-columns:264px 1fr;gap:40px;align-items:start}

.toc{
  position:sticky;top:96px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px 22px;box-shadow:var(--shadow-1);
}
.toc h3{font-size:16px;margin-bottom:6px}
.toc .toc-note{font-size:13px;color:var(--muted);margin-bottom:16px}
.toc ul{display:flex;flex-direction:column;gap:2px}
.toc a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:var(--radius-sm);
  font-size:14px;color:var(--ink-2);border-left:3px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.toc a i{font-size:12px;color:var(--brand-deep)}
.toc a:hover{background:var(--mist);color:var(--brand-deep);border-left-color:var(--brand);transform:translateX(2px)}
.toc-foot{
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--muted);line-height:1.7;
}

.content-col{display:flex;flex-direction:column;gap:28px}
.panel-block{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px;box-shadow:var(--shadow-1);
  scroll-margin-top:96px;
}
.pb-head{display:flex;gap:18px;align-items:flex-start;margin-bottom:18px}
.pb-num{
  flex-shrink:0;width:46px;height:46px;border-radius:14px;
  background:var(--mist);color:var(--brand-deep);
  font-size:18px;font-weight:700;font-variant-numeric:tabular-nums;
  display:flex;align-items:center;justify-content:center;
}
.panel-block h2{font-size:28px;line-height:1.3;margin-bottom:10px}
.pb-lead{font-size:15px;color:var(--text);line-height:1.85}

.check-list{display:flex;flex-direction:column;gap:14px;margin-top:6px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding-bottom:14px;border-bottom:1px solid var(--line);
  font-size:15px;line-height:1.8;
}
.check-list li:last-child{border-bottom:0;padding-bottom:0}
.check-list i{color:var(--brand-deep);margin-top:6px;font-size:14px}
.check-list b{color:var(--ink);font-weight:600}

.figure{margin-top:22px}
.figure img{
  width:100%;border-radius:var(--radius-md);object-fit:cover;aspect-ratio:16/9;
  border:1px solid var(--line);
}
.figure figcaption{font-size:13px;color:var(--muted);margin-top:10px}

.chip-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.chip{
  font-size:13px;padding:5px 14px;border-radius:999px;
  background:rgba(110,91,255,.09);color:var(--violet);border:1px solid rgba(110,91,255,.2);
}
.chip.warm{background:rgba(255,138,61,.1);color:#C9611B;border-color:rgba(255,138,61,.3)}

/* ===== 折叠面板 ===== */
.acc .accordion-item{
  border:1px solid var(--line);border-radius:var(--radius-md)!important;
  margin-bottom:12px;overflow:hidden;background:#fff;
}
.acc .accordion-button{
  background:#fff;color:var(--ink);font-size:16px;font-weight:600;
  padding:18px 22px;box-shadow:none;border-left:3px solid transparent;
  transition:background .2s ease,border-color .2s ease;
}
.acc .accordion-button:not(.collapsed){
  background:var(--mist);color:var(--brand-deep);border-left-color:var(--brand);
}
.acc .accordion-button:focus{box-shadow:none;border-color:transparent}
.acc .accordion-button::after{
  background-image:none;
  content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;
  width:auto;height:auto;transform:none;color:var(--brand-deep);font-size:14px;
  display:flex;align-items:center;justify-content:center;
}
.acc .accordion-button:not(.collapsed)::after{content:"\f068"}
.acc .accordion-body{
  padding:4px 22px 22px;font-size:15px;line-height:1.85;color:var(--text);
  background:#fff;
}
.acc .accordion-body strong{color:var(--ink)}

/* ===== 推荐卡 ===== */
.rec-section{padding:0 0 96px}
.sec-head{margin-bottom:28px}
.sec-head h2{font-size:32px;line-height:1.3;margin-bottom:10px}
.sec-head p{font-size:15px;color:var(--muted);max-width:680px}
.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rec-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rec-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:rgba(18,214,160,.35)}
.rec-thumb{position:relative;overflow:hidden}
.rec-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease}
.rec-card:hover .rec-thumb img{transform:scale(1.04)}
.rec-tag{
  position:absolute;left:14px;top:14px;
  background:rgba(16,18,28,.72);color:#fff;font-size:12px;
  padding:4px 12px;border-radius:999px;backdrop-filter:blur(4px);
}
.rec-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.rec-body h3{font-size:19px;line-height:1.45}
.rec-body p{font-size:14px;color:var(--text);line-height:1.8}
.rec-link{margin-top:auto;font-size:14px;font-weight:600;color:var(--brand-deep)}
.rec-link i{transition:transform .2s ease;margin-left:4px}
.rec-card:hover .rec-link i{transform:translateX(4px)}

/* ===== CTA ===== */
.cta-section{padding:0 0 96px}
.cta-box{
  position:relative;overflow:hidden;
  background:var(--ink);
  border-radius:28px;
  padding:56px 48px;
  color:#fff;
  box-shadow:var(--shadow-3);
}
.cta-box::before{
  content:"";position:absolute;left:-140px;top:-160px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,214,160,.34) 0%,rgba(18,214,160,0) 66%);
}
.cta-box::after{
  content:"";position:absolute;right:-120px;bottom:-180px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(110,91,255,.4) 0%,rgba(110,91,255,0) 68%);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-inner h2{color:#fff;font-size:34px;line-height:1.3;margin-bottom:12px}
.cta-inner p{color:rgba(255,255,255,.76);font-size:15px;max-width:560px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:999px;border:0;
  background:var(--grad);color:#fff;font-size:15px;font-weight:600;
  box-shadow:0 12px 28px rgba(18,214,160,.26);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.btn-grad:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2);filter:brightness(1.04)}
.btn-grad:active{transform:translateY(1px)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55);
  font-size:15px;font-weight:600;
  transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease;
}
.btn-ghost:hover{background:rgba(18,214,160,.18);border-color:var(--brand);color:#fff;transform:translateY(-2px)}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  background:#fff;color:var(--ink);border:1.5px solid var(--ink);
  font-size:15px;font-weight:600;
  transition:color .2s ease,border-color .2s ease,transform .2s ease;
}
.btn-line:hover{color:var(--brand-deep);border-color:var(--brand-deep);transform:translateY(-2px)}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:#A9B2BA;padding:72px 0 28px;font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:36px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand .brand-mark{width:34px;height:34px;border-radius:10px;font-size:17px}
.foot-brand b{color:#fff;font-size:18px;letter-spacing:-.3px}
.site-footer p{line-height:1.85;color:#96A0A8}
.foot-title{
  color:var(--brand);font-size:13px;font-weight:600;letter-spacing:1px;
  margin-bottom:18px;
}
.foot-links,.foot-info{display:flex;flex-direction:column;gap:12px}
.foot-links a{color:#A9B2BA;display:inline-block;transition:color .2s ease,transform .2s ease}
.foot-links a:hover{color:var(--brand);transform:translateX(2px)}
.foot-info li{color:#96A0A8;line-height:1.75}
.foot-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#7F8A93;
}
.foot-bottom a{color:#A9B2BA}
.foot-bottom a:hover{color:var(--brand)}

/* ===== 移动端固定 CTA ===== */
.mobile-bar{display:none}

@media (max-width:1199px){
  .cat-hero h1{font-size:42px}
  .rec-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991px){
  .nav-toggle{display:flex}
  .nav-menu{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 18px 36px rgba(16,18,28,.1);
    padding:8px 16px 20px;margin-left:0;
    display:none;
  }
  .nav-menu.open{display:flex}
  .nav-link{padding:14px 4px;border-bottom:1px solid var(--line)}
  .nav-link::after{display:none}
  .nav-link.active{color:var(--brand-deep)}
  .nav-cta{margin:14px 0 0;width:100%}
  .site-header .wrap{position:relative}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .cat-hero{padding:56px 0 52px}
  .cat-hero h1{font-size:34px}
  .hero-sub{font-size:16px}
  .badge-strip .wrap{grid-template-columns:repeat(2,1fr)}
  .main-section{padding:64px 0 72px}
  .layout{grid-template-columns:1fr;gap:28px}
  .toc{position:static}
  .panel-block{padding:26px 22px}
  .panel-block h2{font-size:24px}
  .cta-box{padding:40px 28px}
  .cta-box h2,.cta-inner h2{font-size:28px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .rec-section{padding-bottom:72px}
  .cta-section{padding-bottom:72px}
}
@media (max-width:575px){
  body{padding-bottom:56px}
  .wrap{padding:0 16px}
  .promo-text{font-size:12px;max-width:150px}
  .cat-hero h1{font-size:30px;line-height:1.25}
  .hero-side{padding:16px}
  .hide-sm{display:none}
  .badge-strip .wrap{grid-template-columns:1fr;gap:12px;padding-top:20px;padding-bottom:20px}
  .panel-block h2{font-size:22px}
  .pb-head{gap:12px}
  .pb-num{width:40px;height:40px;font-size:16px;border-radius:12px}
  .rec-grid{grid-template-columns:1fr}
  .rec-section{padding-bottom:56px}
  .cta-section{padding-bottom:56px}
  .cta-actions{width:100%}
  .btn-grad,.btn-ghost,.btn-line{width:100%}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;gap:8px}
  .mobile-bar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:1050;
    height:56px;background:#fff;border-top:1px solid var(--line);
    box-shadow:0 -6px 22px rgba(16,18,28,.08);
    padding:0 16px;align-items:center;gap:12px;
  }
  .mobile-bar a{
    flex:1;height:40px;border-radius:999px;display:flex;align-items:center;justify-content:center;
    font-size:14px;font-weight:600;
  }
  .mobile-bar .mb-main{background:var(--grad);color:#fff}
  .mobile-bar .mb-sub{border:1.5px solid var(--line);color:var(--ink)}
}