/* roulang page: index */
:root{
  --bg:#0B0D14;
  --panel:#141826;
  --panel-2:#1B2033;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --txt:#EAEDF5;
  --muted:rgba(255,255,255,.58);
  --muted-2:rgba(255,255,255,.4);
  --neon:#FF5A1F;
  --neon-2:#FF8A3D;
  --violet:#7C4DFF;
  --ok:#22C55E;
  --warn:#FACC15;
  --danger:#EF4444;
  --r-btn:10px;
  --r-card:16px;
  --r-panel:22px;
  --sh-card:0 1px 0 rgba(255,255,255,.04), 0 8px 24px rgba(0,0,0,.35);
  --sh-hover:0 12px 32px rgba(255,90,31,.18);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--txt);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:-.3px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:84px 0;}
.section-tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-head h2{font-size:32px;font-weight:700;}
.section-head .sub{color:var(--muted);font-size:15px;margin-top:10px;max-width:620px;}
.num{font-family:'Oswald',sans-serif;font-weight:700;letter-spacing:.5px;}

/* ===== 顶部信息条 ===== */
.topbar{background:#0B0D14;border-bottom:1px solid var(--line);font-size:13px;}
.topbar-inner{max-width:var(--container);margin:0 auto;padding:0 24px;height:36px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-left{display:flex;align-items:center;gap:8px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-left .dot{width:6px;height:6px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px rgba(34,197,94,.8);flex:none;}
.topbar-right{display:flex;align-items:center;gap:20px;flex:none;}
.topbar-right a{color:var(--muted);transition:color .2s ease;}
.topbar-right a:hover{color:var(--neon);}
.topbar-right .sep{color:rgba(255,255,255,.16);}

/* ===== 主导航 ===== */
.site-header{position:sticky;top:0;z-index:60;background:rgba(11,13,20,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease;}
.site-header.scrolled{box-shadow:0 10px 30px rgba(0,0,0,.45);}
.nav-inner{max-width:var(--container);margin:0 auto;padding:0 24px;height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.logo{display:flex;align-items:center;gap:11px;font-size:19px;font-weight:800;letter-spacing:-.2px;}
.logo-mark{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,#FF5A1F,#7C4DFF);display:grid;place-items:center;color:#0B0D14;font-family:'Oswald',sans-serif;font-size:17px;font-weight:700;box-shadow:0 0 0 1px rgba(255,90,31,.35),0 6px 18px rgba(255,90,31,.28);}
.logo-text{line-height:1.1;}
.logo-text small{display:block;font-size:11px;font-weight:500;color:var(--muted-2);letter-spacing:1.5px;text-transform:uppercase;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{position:relative;padding:10px 15px;font-size:15px;color:var(--muted);border-radius:8px;transition:color .2s ease,background .2s ease;}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.05);}
.nav-links a.active{color:#fff;font-weight:600;}
.nav-links a.active::after{content:"";position:absolute;left:15px;right:15px;bottom:1px;height:2px;border-radius:2px;background:var(--neon);box-shadow:0 0 10px rgba(255,90,31,.85);}
.nav-cta{display:flex;align-items:center;gap:12px;}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line-strong);background:rgba(255,255,255,.03);color:#fff;cursor:pointer;align-items:center;justify-content:center;transition:.2s ease;}
.nav-toggle:hover{border-color:rgba(255,90,31,.6);color:var(--neon);}

/* 移动抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.6);opacity:0;visibility:hidden;transition:.25s ease;z-index:70;}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{position:fixed;top:0;right:0;bottom:0;width:290px;max-width:86vw;background:#10131D;border-left:1px solid var(--line);z-index:80;transform:translateX(102%);transition:transform .28s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;padding:22px 20px;}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:transparent;cursor:pointer;color:var(--muted);transition:.2s;}
.drawer-close:hover{color:var(--neon);border-color:rgba(255,90,31,.5);}
.drawer-nav{display:flex;flex-direction:column;gap:6px;}
.drawer-nav a{padding:13px 14px;border-radius:10px;color:var(--muted);font-size:15px;border:1px solid transparent;transition:.2s;}
.drawer-nav a:hover{color:#fff;background:rgba(255,255,255,.04);}
.drawer-nav a.active{color:#fff;border-color:rgba(255,90,31,.5);background:rgba(255,90,31,.08);}
.drawer-foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease;}
.btn-primary{background:linear-gradient(135deg,#FF5A1F,#FF8A3D);color:#0B0D14;box-shadow:0 0 0 1px rgba(255,90,31,.5),0 6px 24px rgba(255,90,31,.35);}
.btn-primary:hover{box-shadow:0 0 0 1px rgba(255,90,31,.75),0 12px 36px rgba(255,90,31,.5);transform:translateY(-1px);}
.btn-ghost{background:transparent;border-color:rgba(124,77,255,.6);color:#D9CFFF;}
.btn-ghost:hover{background:rgba(124,77,255,.14);border-color:var(--violet);transform:translateY(-1px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn:focus-visible{outline:2px solid var(--neon);outline-offset:2px;}
.btn:active{transform:scale(.98);}
.btn[disabled]{opacity:.5;box-shadow:none;cursor:not-allowed;}
.more-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);transition:.22s ease;flex:none;}
.more-link:hover{color:var(--neon);}
.more-link:hover i{transform:translateX(4px);}
.more-link i{font-size:12px;transition:transform .22s ease;}

/* ===== 徽章 ===== */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:500;line-height:1.6;border:1px solid transparent;}
.badge-violet{color:#C6B5FF;border-color:rgba(124,77,255,.45);background:rgba(124,77,255,.1);}
.badge-neon{color:#FFC7A8;border-color:rgba(255,90,31,.45);background:rgba(255,90,31,.1);}
.badge-warn{color:#F5DE8A;border-color:rgba(250,204,21,.35);background:rgba(250,204,21,.08);}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:72px 0 104px;background:
  radial-gradient(1100px 480px at 84% -12%,rgba(255,90,31,.14),transparent 62%),
  radial-gradient(880px 420px at 6% 108%,rgba(124,77,255,.14),transparent 62%),
  var(--bg);}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero-copy .badge{margin-bottom:20px;}
.hero h1{font-size:52px;font-weight:800;line-height:1.14;letter-spacing:-.8px;}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,#FF5A1F,#FF8A3D 55%,#7C4DFF);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{margin-top:20px;font-size:17px;color:var(--muted);max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{display:flex;gap:38px;margin-top:40px;padding-top:26px;border-top:1px solid var(--line);}
.hero-stats div strong{display:block;font-family:'Oswald',sans-serif;font-size:30px;font-weight:700;color:var(--neon);letter-spacing:.5px;line-height:1.1;}
.hero-stats div span{display:block;font-size:13px;color:var(--muted-2);margin-top:6px;}
.hero-visual{position:relative;}
.hero-shot{position:relative;border-radius:var(--r-panel);overflow:hidden;border:1px solid var(--line-strong);box-shadow:0 24px 60px rgba(0,0,0,.55);aspect-ratio:16/11;}
.hero-shot img{width:100%;height:100%;object-fit:cover;}
.hero-shot::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,13,20,.05),rgba(11,13,20,.6));}
.glass-card{position:absolute;left:20px;bottom:20px;right:20px;z-index:3;background:rgba(20,24,38,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:16px 18px;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;}
.glass-row{display:flex;flex-direction:column;gap:2px;}
.glass-row span{font-size:12px;color:var(--muted-2);}
.glass-row strong{font-family:'Oswald',sans-serif;font-size:22px;color:#fff;letter-spacing:.5px;}
.hero-curve{position:absolute;left:50%;bottom:-2px;transform:translateX(-50%);width:150%;height:72px;background:var(--bg);border-radius:50% 50% 0 0 / 100% 100% 0 0;z-index:1;}

/* ===== 通用卡片 ===== */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-card);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.card:hover{transform:translateY(-4px);border-color:rgba(255,90,31,.5);box-shadow:var(--sh-hover);}

/* ===== 主推专题 ===== */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.topic-card{display:flex;flex-direction:column;overflow:hidden;}
.topic-media{position:relative;aspect-ratio:16/10;overflow:hidden;}
.topic-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.topic-card:hover .topic-media img{transform:scale(1.03);}
.topic-media .badge{position:absolute;left:14px;top:14px;z-index:2;background:rgba(20,24,38,.82);backdrop-filter:blur(8px);}
.topic-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1;}
.topic-body h3{font-size:20px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.topic-body p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.topic-foot{margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--line);margin-top:18px;}
.topic-foot .val{font-family:'Oswald',sans-serif;font-size:19px;font-weight:700;color:var(--neon);letter-spacing:.5px;}
.topic-foot .val small{font-family:inherit;font-size:12px;color:var(--muted-2);font-weight:500;margin-left:6px;letter-spacing:0;}

/* ===== 评价轮播 ===== */
.rail-wrap{position:relative;}
.rail{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 16px;scrollbar-width:none;}
.rail::-webkit-scrollbar{display:none;}
.rail-card{flex:0 0 340px;scroll-snap-align:start;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-card);transition:.25s ease;}
.rail-card:hover{border-color:rgba(124,77,255,.5);transform:translateY(-3px);}
.rail-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{width:42px;height:42px;border-radius:50%;flex:none;display:grid;place-items:center;font-weight:700;color:#0B0D14;background:linear-gradient(135deg,#FF5A1F,#FF8A3D);}
.avatar.v{background:linear-gradient(135deg,#7C4DFF,#B39BFF);}
.avatar.g{background:linear-gradient(135deg,#22C55E,#7CE3A8);}
.rail-top .name{font-size:15px;font-weight:600;}
.rail-top .role{font-size:12px;color:var(--muted-2);}
.stars{color:var(--neon);font-size:12px;letter-spacing:2px;margin-bottom:10px;}
.rail-card p{font-size:14px;color:var(--muted);line-height:1.8;}
.rail-nav{display:flex;gap:10px;}
.rail-btn{width:42px;height:42px;border-radius:50%;border:1px solid var(--line-strong);background:rgba(255,255,255,.03);color:var(--muted);cursor:pointer;transition:.2s ease;}
.rail-btn:hover{color:var(--neon);border-color:rgba(255,90,31,.6);background:rgba(255,90,31,.08);}
.rail-btn:focus-visible{outline:2px solid var(--neon);outline-offset:2px;}
.dots{display:none;justify-content:center;gap:8px;margin-top:6px;}
.dots span{width:22px;height:4px;border-radius:3px;background:rgba(255,255,255,.16);}
.dots span.on{background:var(--neon);}

/* ===== 保障条 ===== */
.assure{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);}
.assure-item{background:var(--panel);display:flex;align-items:center;gap:14px;padding:24px 22px;}
.assure-item i{width:40px;height:40px;flex:none;border-radius:12px;display:grid;place-items:center;font-size:16px;color:var(--neon);background:rgba(255,90,31,.1);border:1px solid rgba(255,90,31,.28);}
.assure-item strong{display:block;font-size:15px;font-weight:600;}
.assure-item span{display:block;font-size:13px;color:var(--muted-2);margin-top:2px;}

/* ===== 最新信息 ===== */
.latest-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.latest-card{display:block;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);padding:22px 22px 20px;box-shadow:var(--sh-card);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.latest-card:hover{transform:translateY(-4px);border-color:rgba(255,90,31,.5);box-shadow:var(--sh-hover);}
.latest-meta{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.latest-date{font-size:13px;color:var(--muted-2);}
.latest-card h3{font-size:19px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s ease;}
.latest-card:hover h3{color:var(--neon);}
.latest-card p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.latest-arrow{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:13px;color:var(--muted-2);transition:.22s ease;}
.latest-card:hover .latest-arrow{color:var(--neon);}
.latest-card:hover .latest-arrow i{transform:translateX(4px);}
.latest-arrow i{font-size:12px;transition:transform .22s ease;}
.empty-state{grid-column:1/-1;text-align:center;padding:56px 24px;border:1px dashed var(--line-strong);border-radius:var(--r-card);background:rgba(20,24,38,.5);}
.empty-state i{font-size:30px;color:var(--muted-2);}
.empty-state p{margin:14px 0 20px;color:var(--muted);font-size:15px;}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;}
.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;}
.faq-item[open]{border-color:rgba(255,90,31,.45);box-shadow:0 10px 28px rgba(255,90,31,.12);}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:19px 22px;cursor:pointer;font-size:16px;font-weight:600;list-style:none;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .chev{color:var(--muted-2);font-size:13px;transition:transform .25s ease,color .25s ease;flex:none;}
.faq-item[open] summary .chev{transform:rotate(180deg);color:var(--neon);}
.faq-body{padding:0 22px 22px;margin:0 22px 0 22px;padding-left:18px;border-left:2px solid var(--neon);font-size:15px;color:var(--muted);line-height:1.85;}

/* ===== CTA ===== */
.cta-panel{position:relative;overflow:hidden;border-radius:var(--r-panel);border:1px solid var(--line-strong);padding:52px 48px;background:
  radial-gradient(600px 260px at 12% 20%,rgba(255,90,31,.2),transparent 65%),
  radial-gradient(560px 260px at 88% 80%,rgba(124,77,255,.2),transparent 65%),
  #10131D;}
.cta-panel::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(circle at 50% 50%,#000 30%,transparent 78%);-webkit-mask-image:radial-gradient(circle at 50% 50%,#000 30%,transparent 78%);}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;}
.cta-inner h2{font-size:30px;font-weight:700;}
.cta-inner p{margin-top:12px;color:var(--muted);font-size:15px;max-width:560px;}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px;flex:none;}
.link-underline{font-size:14px;color:var(--muted);border-bottom:1px solid rgba(255,255,255,.2);padding-bottom:2px;transition:.22s ease;}
.link-underline:hover{color:var(--neon);border-color:var(--neon);}

/* ===== 页脚 ===== */
.site-footer{background:#0A0C12;border-top:1px solid var(--line);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.1fr;gap:44px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.85;max-width:330px;}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a,.footer-col span{font-size:14px;color:var(--muted);display:inline-block;transition:color .2s ease,transform .2s ease;}
.footer-col a:hover{color:var(--neon);transform:translateX(2px);}
.footer-bottom{margin-top:52px;border-top:1px solid var(--line);padding:22px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.footer-bottom p{font-size:12px;color:rgba(255,255,255,.4);}
.footer-tags{display:flex;gap:10px;flex-wrap:wrap;}
.footer-tags span{font-size:12px;color:rgba(255,255,255,.4);}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .hero{padding:56px 0 92px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero h1{font-size:40px;}
  .hero-visual{order:-1;}
  .topic-grid{grid-template-columns:repeat(2,1fr);}
  .assure-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .nav-links,.nav-cta .btn{display:none;}
  .nav-toggle{display:flex;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:768px){
  .container,.topbar-inner,.nav-inner{padding:0 16px;}
  .section{padding:56px 0;}
  .section-tight{padding:48px 0;}
  .hero h1{font-size:33px;letter-spacing:-.4px;}
  .hero-sub{font-size:15px;}
  .hero-stats{gap:22px;flex-wrap:wrap;}
  .hero-stats div strong{font-size:24px;}
  .section-head{flex-direction:column;align-items:flex-start;margin-bottom:26px;}
  .section-head h2{font-size:25px;}
  .topic-grid{grid-template-columns:1fr;}
  .latest-grid{grid-template-columns:1fr;}
  .assure-grid{grid-template-columns:1fr;}
  .rail-card{flex:0 0 300px;}
  .rail-nav{display:none;}
  .dots{display:flex;}
  .cta-panel{padding:34px 22px;}
  .cta-inner h2{font-size:23px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .topbar-right .hide-sm{display:none;}
}
@media (max-width:520px){
  .hero h1{font-size:28px;}
  .hero-actions .btn{width:100%;}
  .glass-card{left:12px;right:12px;bottom:12px;padding:12px 14px;}
  .glass-row strong{font-size:18px;}
}

/* roulang page: category1 */
:root{
  --bg:#0B0D14;
  --surface:#141826;
  --surface-2:#1B2033;
  --line:rgba(255,255,255,.06);
  --line-strong:rgba(255,255,255,.12);
  --text:#EAECF5;
  --text-2:rgba(255,255,255,.72);
  --muted:rgba(255,255,255,.55);
  --orange:#FF5A1F;
  --orange-soft:#FF8A3D;
  --purple:#7C4DFF;
  --success:#22C55E;
  --warning:#FACC15;
  --danger:#EF4444;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-card:inset 0 1px 0 rgba(255,255,255,.04), 0 8px 24px rgba(0,0,0,.35);
  --sh-hover:0 12px 32px rgba(255,90,31,.18);
  --container:1200px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(620px 420px at 10% -6%, rgba(255,90,31,.09), transparent 70%),
    radial-gradient(700px 500px at 90% 6%, rgba(124,77,255,.08), transparent 70%);
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.3px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:1;
}
.section{padding:80px 0;position:relative;z-index:1;}
.section-tight{padding:56px 0;}
.sec-head{margin-bottom:36px;max-width:760px;}
.sec-head .kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--orange);font-weight:600;margin-bottom:14px;
}
.sec-head .kicker::before{
  content:"";width:22px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--orange),var(--orange-soft));
}
h2{font-size:32px;font-weight:700;}
.sec-head p{color:var(--muted);font-size:15px;margin-top:14px;}
.mono{font-family:"Barlow Condensed",-apple-system,"PingFang SC",sans-serif;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(11,13,20,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
  height:72px;
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;
}
.logo{display:flex;align-items:center;gap:11px;}
.logo-mark{
  width:38px;height:38px;flex:none;
  border-radius:12px;
  display:grid;place-items:center;
  font-family:"Barlow Condensed",sans-serif;
  font-size:21px;font-weight:700;line-height:1;
  color:#0B0D14;
  background:linear-gradient(135deg,var(--orange),var(--orange-soft));
  box-shadow:0 0 0 1px rgba(255,90,31,.5), 0 6px 18px rgba(255,90,31,.32);
}
.logo-text{
  display:flex;flex-direction:column;
  font-size:17px;font-weight:700;line-height:1.15;color:#fff;
}
.logo-text small{
  font-size:10px;font-weight:500;letter-spacing:.2em;
  color:var(--muted);
}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-links a{
  position:relative;
  font-size:15px;font-weight:500;
  color:var(--text-2);
  padding:6px 0;
  transition:color .2s ease;
}
.nav-links a:hover{color:#fff;}
.nav-links a.active{color:#fff;}
.nav-links a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--orange),var(--orange-soft));
}
.nav-cta{display:flex;align-items:center;gap:14px;}
.nav-toggle{
  display:none;
  width:40px;height:40px;
  border-radius:10px;
  border:1px solid var(--line-strong);
  background:transparent;color:var(--text);
  cursor:pointer;
  transition:all .2s ease;
}
.nav-toggle:hover{border-color:rgba(255,90,31,.6);color:var(--orange);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;
  border-radius:var(--r-sm);
  padding:12px 22px;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease, border-color .22s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--orange),var(--orange-soft));
  color:#0B0D14;
  box-shadow:0 0 0 1px rgba(255,90,31,.5), 0 6px 24px rgba(255,90,31,.35);
}
.btn-primary:hover{
  transform:translateY(-1px);
  box-shadow:0 0 0 1px rgba(255,90,31,.72), 0 12px 34px rgba(255,90,31,.5);
}
.btn-ghost{
  background:transparent;
  border-color:rgba(124,77,255,.6);
  color:#CBBDFF;
}
.btn-ghost:hover{
  background:rgba(124,77,255,.14);
  border-color:var(--purple);
  color:#fff;
}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn:focus-visible{outline:2px solid var(--orange);outline-offset:2px;}
.btn:active{transform:scale(.98);}
.btn[disabled]{opacity:.5;cursor:not-allowed;box-shadow:none;}

/* ---------- Mobile drawer ---------- */
.nav-drawer{
  position:fixed;inset:0;z-index:90;
  background:rgba(0,0,0,.6);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease, visibility .25s ease;
}
.nav-drawer.open{opacity:1;visibility:visible;}
.nav-drawer-panel{
  position:absolute;top:0;right:0;
  width:min(84vw,340px);height:100%;
  background:var(--surface);
  border-left:1px solid var(--line);
  padding:26px 22px;
  display:flex;flex-direction:column;gap:6px;
  transform:translateX(100%);
  transition:transform .3s ease;
}
.nav-drawer.open .nav-drawer-panel{transform:translateX(0);}
.nav-drawer-panel a{
  padding:14px 12px;
  border-radius:10px;
  color:var(--text-2);
  font-size:15px;
  font-weight:500;
  border:1px solid transparent;
  transition:all .2s ease;
}
.nav-drawer-panel a:hover{background:rgba(255,90,31,.08);color:#fff;border-color:rgba(255,90,31,.3);}
.nav-drawer-panel a.active{color:#fff;background:rgba(255,90,31,.1);border-color:rgba(255,90,31,.35);}
.nav-drawer-panel .btn{margin-top:auto;}
.drawer-close{
  align-self:flex-end;
  width:38px;height:38px;border-radius:10px;
  border:1px solid var(--line-strong);
  background:transparent;color:var(--text);
  cursor:pointer;margin-bottom:8px;
}

/* ---------- Page hero ---------- */
.page-hero{padding:52px 0 44px;position:relative;z-index:1;}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);margin-bottom:24px;
}
.breadcrumb a{color:var(--muted);transition:color .2s;}
.breadcrumb a:hover{color:var(--orange);}
.breadcrumb .sep{color:rgba(255,255,255,.25);}
.breadcrumb .current{color:var(--text-2);}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
  gap:44px;align-items:center;
}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 14px;
  border-radius:var(--r-pill);
  font-size:12px;font-weight:600;
  letter-spacing:.02em;
}
.badge-purple{
  color:#CBBDFF;
  border:1px solid rgba(124,77,255,.42);
  background:rgba(124,77,255,.1);
}
.badge-orange{
  color:#FFB27A;
  border:1px solid rgba(255,90,31,.42);
  background:rgba(255,90,31,.1);
}
.page-hero h1{
  font-size:48px;font-weight:800;line-height:1.15;letter-spacing:-.5px;
  margin:20px 0 18px;
}
.page-hero h1 .hl{
  background:linear-gradient(120deg,var(--orange),var(--orange-soft) 55%,var(--purple));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{
  font-size:17px;color:var(--text-2);max-width:640px;
}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;
}
.hero-meta span{
  font-size:13px;color:var(--muted);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:5px 14px;
}
.hero-panel{
  background:linear-gradient(160deg, rgba(20,24,38,.86), rgba(27,32,51,.72));
  border:1px solid var(--line-strong);
  border-radius:var(--r-lg);
  padding:26px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--sh-card);
}
.hero-panel .panel-title{
  font-size:13px;letter-spacing:.16em;color:var(--muted);
  text-transform:uppercase;margin-bottom:18px;
}
.panel-row{
  display:flex;align-items:baseline;justify-content:space-between;
  gap:14px;padding:13px 0;
  border-bottom:1px dashed var(--line);
}
.panel-row:last-of-type{border-bottom:none;}
.panel-row .num{
  font-family:"Barlow Condensed",sans-serif;
  font-size:30px;font-weight:700;line-height:1;
  color:var(--orange);
}
.panel-row .lbl{font-size:14px;color:var(--text-2);text-align:right;}
.panel-note{
  margin-top:16px;padding-top:16px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);
}

/* ---------- Category bar ---------- */
.cat-bar{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:rgba(20,24,38,.55);
  position:relative;z-index:1;
}
.cat-bar-inner{
  display:flex;gap:12px;align-items:center;
  padding:14px 24px;
  max-width:var(--container);margin:0 auto;
  overflow-x:auto;
  scrollbar-width:none;
}
.cat-bar-inner::-webkit-scrollbar{display:none;}
.cat-chip{
  flex:none;
  padding:9px 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  color:var(--text-2);
  font-size:14px;
  white-space:nowrap;
  transition:all .22s ease;
}
.cat-chip:hover{border-color:rgba(255,90,31,.6);color:#fff;}
.cat-chip.active{
  background:linear-gradient(135deg,var(--orange),var(--orange-soft));
  color:#0B0D14;font-weight:700;border-color:transparent;
  box-shadow:0 6px 20px rgba(255,90,31,.3);
}

/* ---------- Row cards ---------- */
.row-list{border-top:1px solid var(--line);}
.row-card{
  display:grid;
  grid-template-columns:minmax(0,380px) minmax(0,1fr);
  gap:36px;
  align-items:center;
  padding:36px 0;
  border-bottom:1px solid var(--line);
}
.row-media{
  position:relative;
  border-radius:var(--r-md);
  overflow:hidden;
  aspect-ratio:16/10;
  background:var(--surface-2);
  box-shadow:var(--sh-card);
}
.row-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .55s ease;
}
.row-card:hover .row-media img{transform:scale(1.03);}
.row-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(11,13,20,0) 45%, rgba(11,13,20,.55));
}
.row-body h3{font-size:22px;font-weight:600;transition:color .22s ease;}
.row-card:hover .row-body h3{color:var(--orange);}
.row-body p{color:var(--text-2);font-size:15px;margin-top:14px;}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 18px;}
.tag-list li{
  font-size:12px;font-weight:500;
  padding:4px 12px;
  border-radius:var(--r-pill);
  color:#CBBDFF;
  border:1px solid rgba(124,77,255,.35);
  background:rgba(124,77,255,.08);
}
.arrow-link{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--orange);font-weight:600;font-size:15px;
}
.arrow-link .arw{transition:transform .22s ease;}
.arrow-link:hover .arw{transform:translateX(4px);}
.arrow-link:focus-visible{outline:2px solid var(--orange);outline-offset:3px;border-radius:4px;}

/* ---------- Steps ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.step{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:26px 22px;
  position:relative;
  overflow:hidden;
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  box-shadow:var(--sh-card);
}
.step::before{
  content:"";position:absolute;left:0;top:0;height:2px;width:52px;
  background:linear-gradient(90deg,var(--orange),var(--purple));
}
.step:hover{transform:translateY(-4px);border-color:rgba(255,90,31,.35);box-shadow:var(--sh-hover);}
.step-num{
  font-family:"Barlow Condensed",sans-serif;
  font-size:36px;font-weight:700;line-height:1;
  color:rgba(255,90,31,.55);
}
.step h3{font-size:18px;font-weight:600;margin-top:14px;}
.step p{font-size:14px;color:var(--muted);margin-top:10px;line-height:1.8;}

/* ---------- FAQ ---------- */
.faq-box{
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:var(--surface);
  padding:4px 24px;
  box-shadow:var(--sh-card);
}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:none;}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-size:16px;font-weight:600;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--orange);}
.faq-item summary:focus-visible{outline:2px solid var(--orange);outline-offset:2px;border-radius:6px;}
.faq-item .faq-icon{
  flex:none;width:26px;height:26px;
  display:grid;place-items:center;
  border-radius:50%;
  border:1px solid var(--line-strong);
  color:var(--muted);
  font-size:12px;
  transition:transform .26s ease, color .26s ease, border-color .26s ease;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);color:var(--orange);border-color:rgba(255,90,31,.5);}
.faq-a{
  font-size:15px;color:var(--text-2);line-height:1.85;
  padding:0 0 22px;
  border-left:2px solid transparent;
  transition:border-color .2s ease;
}
.faq-item[open] .faq-a{border-left-color:var(--orange);padding-left:16px;}

/* ---------- CTA ---------- */
.cta-panel{
  border-radius:var(--r-lg);
  border:1px solid var(--line-strong);
  padding:46px;
  display:flex;align-items:center;justify-content:space-between;
  gap:36px;flex-wrap:wrap;
  background:
    radial-gradient(620px 320px at 8% 0%, rgba(255,90,31,.16), transparent 70%),
    radial-gradient(520px 320px at 92% 100%, rgba(124,77,255,.14), transparent 70%),
    var(--surface);
  box-shadow:var(--sh-card);
  position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:34px 34px;
  pointer-events:none;
  mask-image:radial-gradient(closest-side, rgba(0,0,0,.9), transparent);
  -webkit-mask-image:radial-gradient(closest-side, rgba(0,0,0,.9), transparent);
}
.cta-panel > *{position:relative;z-index:1;}
.cta-panel h2{font-size:30px;}
.cta-panel p{color:var(--text-2);font-size:15px;margin-top:12px;max-width:560px;}
.cta-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:88px;
  border-top:1px solid var(--line);
  background:#090B11;
  padding-top:58px;
  position:relative;z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr 1fr 1fr 1fr;
  gap:38px;
  padding-bottom:42px;
}
.footer-brand p{
  color:var(--muted);font-size:14px;line-height:1.9;margin-top:16px;
}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{
  color:var(--muted);font-size:14px;
  display:inline-block;
  transition:color .2s ease, transform .2s ease;
}
.footer-col a:hover{color:var(--orange);transform:translateX(2px);}
.footer-col span{color:var(--muted);font-size:14px;display:inline-block;}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:12px;color:rgba(255,255,255,.4);}
.footer-tags{display:flex;gap:10px;flex-wrap:wrap;}
.footer-tags span{
  font-size:12px;color:rgba(255,255,255,.4);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:3px 11px;
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-cta .btn{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .page-hero h1{font-size:34px;}
  .row-card{grid-template-columns:1fr;gap:22px;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .section{padding:60px 0;}
  h2{font-size:27px;}
}
@media (max-width:640px){
  .container{padding:0 16px;}
  .nav-inner{padding:0 16px;height:64px;}
  .cat-bar-inner{padding:12px 16px;}
  .page-hero{padding:34px 0 30px;}
  .page-hero h1{font-size:28px;letter-spacing:-.2px;}
  .hero-lead{font-size:15px;}
  h2{font-size:23px;}
  .section{padding:48px 0;}
  .row-card{padding:26px 0;}
  .row-body h3{font-size:19px;}
  .steps{grid-template-columns:1fr;}
  .faq-box{padding:0 16px;}
  .cta-panel{padding:28px;flex-direction:column;align-items:flex-start;}
  .cta-panel h2{font-size:23px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .logo-text{font-size:15px;}
}

/* roulang page: article */
:root{
  --bg:#0B0D14;
  --surface:#141826;
  --surface-2:#1B2033;
  --line:rgba(255,255,255,.06);
  --line-strong:rgba(255,255,255,.12);
  --brand:#FF5A1F;
  --brand-2:#FF8A3D;
  --purple:#7C4DFF;
  --text:#E9ECF5;
  --text-strong:#FFFFFF;
  --muted:rgba(255,255,255,.55);
  --muted-2:rgba(255,255,255,.4);
  --success:#22C55E;
  --warn:#FACC15;
  --danger:#EF4444;
  --r-btn:10px;
  --r-card:16px;
  --r-panel:22px;
  --shadow-card:0 1px 0 rgba(255,255,255,.04) inset, 0 8px 24px rgba(0,0,0,.35);
  --shadow-hover:0 12px 32px rgba(255,90,31,.18);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,opacity .2s ease;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;padding:0;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.28;color:var(--text-strong);}
p{margin:0;}
::selection{background:rgba(255,90,31,.32);color:#fff;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(11,13,20,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
  height:70px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:34px;height:34px;
  border-radius:10px;
  display:grid;place-items:center;
  font-weight:800;font-size:18px;
  color:#0B0D14;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-2) 55%,#FFB27A 100%);
  box-shadow:0 6px 18px rgba(255,90,31,.32);
  font-family:"Oswald","Barlow Condensed",-apple-system,"PingFang SC",sans-serif;
}
.logo-text{font-size:17px;font-weight:700;color:#fff;line-height:1.1;letter-spacing:.2px;}
.logo-text small{display:block;font-size:10px;font-weight:500;letter-spacing:2.4px;color:var(--muted-2);margin-top:2px;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{
  position:relative;
  padding:9px 14px;
  border-radius:999px;
  font-size:14.5px;
  color:rgba(255,255,255,.72);
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.05);}
.nav-links a::after{
  content:"";
  position:absolute;
  left:50%;bottom:1px;
  width:0;height:2px;
  border-radius:2px;
  background:var(--brand);
  transform:translateX(-50%);
  transition:width .25s ease;
}
.nav-links a:hover::after{width:18px;}
.nav-links a.active{color:#fff;}
.nav-links a.active::after{width:20px;}
.nav-cta{display:flex;align-items:center;gap:10px;}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 20px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:14.5px;
  font-weight:600;
  line-height:1;
  white-space:nowrap;
  transition:transform .22s ease,box-shadow .25s ease,background-color .25s ease,border-color .25s ease,color .25s ease;
}
.btn-sm{padding:9px 16px;font-size:13.5px;}
.btn-primary{
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-2) 100%);
  color:#0B0D14;
  box-shadow:0 0 0 1px rgba(255,90,31,.5),0 6px 24px rgba(255,90,31,.35);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 0 1px rgba(255,90,31,.7),0 10px 34px rgba(255,90,31,.5);}
.btn-ghost{
  background:transparent;
  border-color:var(--purple);
  color:#fff;
}
.btn-ghost:hover{background:rgba(124,77,255,.14);transform:translateY(-1px);}
.btn:active{transform:scale(.98);}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line-strong);
  color:#fff;
  font-size:16px;
  align-items:center;justify-content:center;
  transition:background-color .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:rgba(255,255,255,.06);border-color:rgba(255,90,31,.55);}

.nav-drawer{
  position:fixed;inset:0;
  background:rgba(0,0,0,.6);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
  z-index:70;
}
.nav-drawer.open{opacity:1;visibility:visible;}
.nav-drawer-panel{
  position:absolute;top:0;right:0;
  width:min(86vw,340px);
  height:100%;
  background:#10131F;
  border-left:1px solid var(--line);
  padding:22px 20px 28px;
  display:flex;flex-direction:column;gap:8px;
  transform:translateX(100%);
  transition:transform .3s ease;
}
.nav-drawer.open .nav-drawer-panel{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:8px;}
.drawer-head span{font-size:13px;letter-spacing:2px;color:var(--muted-2);}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line-strong);color:#fff;font-size:15px;}
.drawer-close:hover{background:rgba(255,255,255,.06);}
.nav-drawer-panel > a:not(.btn){
  padding:13px 14px;
  border-radius:12px;
  font-size:15px;
  color:rgba(255,255,255,.8);
  border:1px solid transparent;
}
.nav-drawer-panel > a:not(.btn):hover{background:var(--surface);color:#fff;border-color:var(--line);}
.nav-drawer-panel .btn{margin-top:auto;width:100%;}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;
  padding:52px 0 44px;
  background-image:linear-gradient(180deg,rgba(11,13,20,.72) 0%,rgba(11,13,20,.94) 62%,#0B0D14 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.article-hero::after{
  content:"";
  position:absolute;inset:auto 0 -1px 0;
  height:120px;
  background:radial-gradient(60% 100% at 22% 100%,rgba(255,90,31,.12) 0%,rgba(255,90,31,0) 70%),radial-gradient(50% 100% at 78% 100%,rgba(124,77,255,.12) 0%,rgba(124,77,255,0) 70%);
  pointer-events:none;
}
.article-hero .container{position:relative;z-index:1;}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--muted);
  margin-bottom:18px;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-2);}
.breadcrumb .sep{color:var(--muted-2);}
.breadcrumb .crumb-cat{color:rgba(255,255,255,.7);}
.breadcrumb .current{
  color:rgba(255,255,255,.55);
  max-width:min(520px,60vw);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.article-hero h1{
  font-size:clamp(28px,4.4vw,46px);
  font-weight:800;
  letter-spacing:-.5px;
  line-height:1.18;
  max-width:920px;
  padding-left:18px;
  border-left:4px solid var(--brand);
  margin-bottom:20px;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px 20px;
  font-size:13px;color:var(--muted);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--brand);font-size:12px;}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.25);}

/* ---------- 正文区 ---------- */
.article-main{padding:56px 0 24px;}
.read-points{
  max-width:760px;
  margin:0 auto 40px;
  background:linear-gradient(135deg,rgba(255,90,31,.07) 0%,rgba(124,77,255,.07) 100%);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 24px;
  box-shadow:var(--shadow-card);
}
.read-points h2{
  font-size:15px;
  letter-spacing:1.6px;
  color:var(--muted);
  font-weight:600;
  margin-bottom:14px;
}
.read-points ol{display:grid;gap:12px;}
.read-points li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:14.5px;line-height:1.7;color:rgba(255,255,255,.78);
}
.read-points li span.num{
  flex:0 0 auto;
  width:24px;height:24px;
  border-radius:8px;
  display:grid;place-items:center;
  font-size:12.5px;font-weight:700;
  color:var(--brand);
  background:rgba(255,90,31,.12);
  border:1px solid rgba(255,90,31,.32);
  font-family:"Oswald","Barlow Condensed",sans-serif;
}
.read-points li b{color:#fff;font-weight:600;}

.article-body{
  max-width:760px;
  margin:0 auto;
  font-size:16px;
  line-height:1.9;
  color:rgba(255,255,255,.82);
  word-break:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  font-size:clamp(22px,2.6vw,27px);
  margin:40px 0 16px;
  padding-left:14px;
  border-left:4px solid var(--brand);
  line-height:1.36;
}
.article-body h3{
  font-size:20px;
  margin:32px 0 12px;
  padding-left:12px;
  border-left:3px solid var(--purple);
}
.article-body h4{font-size:17px;margin:24px 0 10px;color:#fff;}
.article-body p{margin:0 0 1.2em;}
.article-body strong{color:#fff;font-weight:600;}
.article-body em{color:var(--brand-2);font-style:normal;}
.article-body a{color:var(--brand-2);border-bottom:1px dashed rgba(255,90,31,.5);}
.article-body a:hover{color:#fff;border-bottom-color:#fff;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:6px;}
.article-body li{position:relative;padding-left:20px;margin-bottom:8px;}
.article-body ul > li::before{
  content:"";
  position:absolute;left:2px;top:11px;
  width:7px;height:7px;border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 3px rgba(255,90,31,.14);
}
.article-body ol{counter-reset:li;}
.article-body ol > li{counter-increment:li;}
.article-body ol > li::before{
  content:counter(li);
  position:absolute;left:0;top:4px;
  font-size:12.5px;font-weight:700;color:var(--brand);
  font-family:"Oswald","Barlow Condensed",sans-serif;
}
.article-body blockquote{
  margin:0 0 1.3em;
  padding:16px 20px;
  background:#12151F;
  border-left:3px solid var(--brand);
  border-radius:0 12px 12px 0;
  color:rgba(255,255,255,.76);
}
.article-body img{
  border-radius:12px;
  margin:20px 0 10px;
  border:1px solid var(--line);
}
.article-body figure{margin:22px 0;}
.article-body figcaption{
  font-size:13px;color:var(--muted-2);
  margin-top:8px;text-align:center;
}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.92em;
  background:#0B0D14;
  border:1px solid var(--line);
  border-radius:6px;
  padding:2px 6px;
  color:#FFB48A;
}
.article-body pre{
  background:#0B0D14;
  border:1px solid var(--line);
  border-radius:12px;
  padding:16px 18px;
  overflow-x:auto;
  margin:0 0 1.3em;
}
.article-body pre code{background:none;border:0;padding:0;color:#D6DBEA;}
.article-body table{
  width:100%;
  border-collapse:collapse;
  font-size:14.5px;
  margin:0 0 1.4em;
}
.article-body th,.article-body td{
  padding:11px 12px;
  text-align:left;
  border-bottom:1px solid var(--line);
}
.article-body th{color:#fff;font-weight:600;background:rgba(255,255,255,.03);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:30px 0;}

.empty-state{
  text-align:center;
  padding:56px 24px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-panel);
  box-shadow:var(--shadow-card);
}
.empty-state i{font-size:30px;color:var(--brand);margin-bottom:16px;display:block;}
.empty-state h2{font-size:20px;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:20px;}

/* ---------- 内联 CTA ---------- */
.inline-cta{
  max-width:760px;
  margin:48px auto 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:22px;
  flex-wrap:wrap;
  padding:22px 24px;
  border-radius:var(--r-card);
  border:1px solid rgba(255,90,31,.28);
  background:radial-gradient(120% 160% at 0% 0%,rgba(255,90,31,.16) 0%,rgba(255,90,31,0) 58%),radial-gradient(120% 160% at 100% 100%,rgba(124,77,255,.16) 0%,rgba(124,77,255,0) 58%),var(--surface);
  box-shadow:var(--shadow-card);
}
.inline-cta h3{font-size:18px;margin-bottom:6px;}
.inline-cta p{font-size:14px;color:var(--muted);}
.inline-cta .cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 板块通用 ---------- */
.section{padding:72px 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:32px;
}
.section-head h2{font-size:clamp(24px,3vw,32px);}
.section-head p{font-size:14.5px;color:var(--muted);margin-top:8px;max-width:620px;}
.section-more{font-size:14px;color:var(--brand-2);display:inline-flex;align-items:center;gap:8px;}
.section-more:hover{color:#fff;gap:12px;}
.section-more i{font-size:12px;transition:transform .2s ease;}
.section-more:hover i{transform:translateX(4px);}

/* ---------- 相关推荐 ---------- */
.related-section{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(20,24,38,.55) 0%,rgba(11,13,20,0) 100%);
}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.related-card{
  display:flex;flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.related-card:hover{transform:translateY(-4px);border-color:rgba(255,90,31,.55);box-shadow:var(--shadow-hover);}
.related-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#0B0D14;}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.related-card:hover .related-thumb img{transform:scale(1.04);}
.related-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.related-body h3{font-size:17px;line-height:1.5;}
.related-card:hover .related-body h3{color:var(--brand-2);}
.related-body p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;
  border-radius:999px;
  font-size:12px;
  line-height:1.6;
  border:1px solid var(--line-strong);
  color:rgba(255,255,255,.72);
}
.badge-purple{border-color:rgba(124,77,255,.45);background:rgba(124,77,255,.1);color:#C7B4FF;}
.badge-orange{border-color:rgba(255,90,31,.45);background:rgba(255,90,31,.1);color:#FFB48A;}
.badge-warn{border-color:rgba(250,204,21,.4);background:rgba(250,204,21,.1);color:#F6DE7E;}
.related-link{
  margin-top:auto;
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;color:var(--brand-2);font-weight:600;
}
.related-link i{transition:transform .2s ease;font-size:12px;}
.related-card:hover .related-link i{transform:translateX(4px);}

/* ---------- 返回入口 ---------- */
.back-actions{
  display:flex;gap:14px;flex-wrap:wrap;
  justify-content:center;
  padding:8px 0 4px;
}
.back-actions .btn{min-width:170px;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:72px;
  background:#0A0C12;
  border-top:1px solid var(--line);
  padding:64px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.1fr;
  gap:36px;
  padding-bottom:40px;
  border-bottom:1px solid var(--line);
}
.footer-brand p{
  margin-top:18px;
  font-size:14px;
  line-height:1.85;
  color:var(--muted);
  max-width:420px;
}
.footer-col h4{
  font-size:13px;
  letter-spacing:1.8px;
  color:rgba(255,255,255,.5);
  font-weight:600;
  margin-bottom:18px;
}
.footer-col ul{display:grid;gap:12px;}
.footer-col a,.footer-col span{
  font-size:14px;
  color:rgba(255,255,255,.72);
  display:inline-block;
  transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:var(--brand);transform:translateX(2px);}
.footer-col span{color:var(--muted);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;
  gap:18px;flex-wrap:wrap;
  padding-top:24px;
}
.footer-bottom p{font-size:12px;color:rgba(255,255,255,.4);}
.footer-tags{display:flex;gap:10px;flex-wrap:wrap;}
.footer-tags span{
  font-size:12px;
  padding:4px 11px;
  border-radius:999px;
  border:1px solid var(--line);
  color:rgba(255,255,255,.45);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .nav-inner{padding:0 18px;height:64px;}
  .container{padding:0 18px;}
}
@media (max-width:767px){
  .section{padding:52px 0;}
  .article-main{padding:42px 0 20px;}
  .article-hero{padding:38px 0 34px;}
  .article-hero h1{padding-left:14px;}
  .breadcrumb .current{max-width:70vw;}
  .inline-cta{flex-direction:column;align-items:flex-start;}
  .inline-cta .cta-actions{width:100%;}
  .inline-cta .cta-actions .btn{flex:1;min-width:140px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
}
@media (max-width:639px){
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .article-body{font-size:15px;line-height:1.85;}
  .read-points{padding:18px;}
  .nav-cta .btn-sm{display:none;}
  .back-actions .btn{width:100%;}
}

/* roulang page: category2 */
:root{
  --bg:#0B0D14;
  --surface:#141826;
  --surface-2:#1B2033;
  --surface-glass:rgba(20,24,38,.72);
  --line:rgba(255,255,255,.06);
  --line-strong:rgba(255,255,255,.12);
  --text:#E9EBF3;
  --text-soft:rgba(255,255,255,.72);
  --muted:rgba(255,255,255,.55);
  --faint:rgba(255,255,255,.4);
  --orange:#FF5A1F;
  --orange-soft:#FF8A3D;
  --purple:#7C4DFF;
  --success:#22C55E;
  --warn:#FACC15;
  --danger:#EF4444;
  --radius-btn:10px;
  --radius-card:16px;
  --radius-panel:22px;
  --shadow-card:0 1px 0 rgba(255,255,255,.04) inset,0 8px 24px rgba(0,0,0,.35);
  --shadow-card-hover:0 12px 32px rgba(255,90,31,.18);
  --container:1200px;
  --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
.page-body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
.page-body img{max-width:100%;display:block}
.page-body a{color:inherit;text-decoration:none}
.page-body ul{margin:0;padding:0;list-style:none}
.page-body h1,.page-body h2,.page-body h3,.page-body h4,.page-body p{margin:0}
.page-body button{font-family:inherit}
.page-body input{font-family:inherit}
.num{font-variant-numeric:tabular-nums;letter-spacing:.5px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:76px 0;position:relative}
.section-tight{padding:56px 0}
.section-alt{background:linear-gradient(180deg,rgba(27,32,51,.55) 0%,rgba(11,13,20,0) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{margin-bottom:34px;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.section-head h2{font-size:31px;font-weight:700;letter-spacing:-.2px;line-height:1.3}
.section-head p{color:var(--muted);font-size:14.5px;max-width:620px;margin-top:8px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:2px;color:var(--orange);text-transform:uppercase;font-weight:700;margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--orange),var(--purple));border-radius:2px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(11,13,20,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease,background .3s ease;
}
.site-header.is-scrolled{background:rgba(11,13,20,.95);box-shadow:0 14px 34px rgba(0,0,0,.5)}
.nav-inner{
  max-width:var(--container);margin:0 auto;padding:0 24px;
  height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;font-size:18px;color:#0B0D14;
  background:linear-gradient(135deg,var(--orange) 0%,var(--purple) 120%);
  box-shadow:0 0 0 1px rgba(255,90,31,.45),0 6px 20px rgba(255,90,31,.28);
}
.logo-text{display:flex;flex-direction:column;font-size:17px;font-weight:800;letter-spacing:.4px;line-height:1.12}
.logo-text small{font-size:9.5px;letter-spacing:2.4px;color:var(--faint);font-weight:600;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{position:relative;font-size:15px;color:var(--text-soft);padding:6px 0;transition:color .22s ease}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--orange),var(--purple));
  transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:#fff;font-weight:600}
.nav-links a.active::after{transform:scaleX(1)}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text);
  cursor:pointer;font-size:16px;transition:border-color .2s ease,background .2s ease;
}
.nav-toggle:hover{border-color:rgba(255,90,31,.5);background:rgba(255,90,31,.1)}
.nav-drawer{
  position:fixed;top:72px;right:0;bottom:0;width:min(320px,86vw);
  background:#0F1220;border-left:1px solid var(--line);z-index:70;
  transform:translateX(100%);transition:transform .32s cubic-bezier(.4,0,.2,1);
  padding:26px 22px;display:flex;flex-direction:column;gap:6px;
}
.nav-drawer.is-open{transform:translateX(0)}
.nav-drawer a.d-link{padding:13px 12px;border-radius:12px;font-size:15px;color:var(--text-soft);border:1px solid transparent;transition:all .2s ease}
.nav-drawer a.d-link:hover{background:rgba(124,77,255,.12);color:#fff;border-color:rgba(124,77,255,.3)}
.nav-drawer a.d-link.active{background:rgba(255,90,31,.14);color:#fff;border-color:rgba(255,90,31,.45);font-weight:600}
.nav-drawer .d-foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line)}
.drawer-mask{
  position:fixed;inset:72px 0 0 0;background:rgba(0,0,0,.6);z-index:65;
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:var(--radius-btn);border:1px solid transparent;cursor:pointer;
  font-size:15px;font-weight:700;padding:13px 24px;line-height:1;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease;
}
.btn-sm{padding:10px 17px;font-size:14px}
.btn-primary{
  background:linear-gradient(135deg,var(--orange) 0%,var(--orange-soft) 100%);
  color:#0B0D14;
  box-shadow:0 0 0 1px rgba(255,90,31,.5),0 6px 24px rgba(255,90,31,.35);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 0 1px rgba(255,90,31,.75),0 12px 34px rgba(255,90,31,.5)}
.btn-ghost{background:transparent;border-color:rgba(124,77,255,.6);color:#D5CBFF}
.btn-ghost:hover{background:rgba(124,77,255,.14);border-color:var(--purple);color:#fff}
.btn-outline{background:rgba(255,255,255,.03);border-color:var(--line-strong);color:var(--text)}
.btn-outline:hover{border-color:rgba(255,90,31,.55);background:rgba(255,90,31,.08)}
.btn:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
.btn:active{transform:scale(.98)}
.btn[disabled]{opacity:.5;cursor:not-allowed;box-shadow:none}

/* ---------- 页面头 ---------- */
.page-hero{
  position:relative;overflow:hidden;padding:60px 0 56px;
  background-image:
    radial-gradient(700px 380px at 12% 8%,rgba(255,90,31,.16),transparent 62%),
    radial-gradient(680px 360px at 88% 92%,rgba(124,77,255,.16),transparent 62%),
    linear-gradient(180deg,rgba(11,13,20,.82),rgba(11,13,20,.94)),
    url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:70px;
  background:radial-gradient(120% 100% at 50% 100%,rgba(11,13,20,.96) 30%,rgba(11,13,20,0) 70%);
  pointer-events:none;
}
.wave-deco{position:absolute;right:-40px;bottom:-10px;width:520px;opacity:.5;pointer-events:none}
.wave-deco svg{width:100%;height:auto}
.crumb{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap}
.crumb a:hover{color:var(--orange)}
.crumb .sep{color:rgba(255,255,255,.25)}
.crumb .current{color:var(--text-soft)}
.page-hero h1{
  font-size:clamp(28px,4vw,50px);font-weight:800;line-height:1.15;letter-spacing:-.5px;
  max-width:820px;
}
.page-hero h1 em{font-style:normal;color:var(--orange)}
.hero-sub{margin-top:16px;font-size:16.5px;color:var(--text-soft);max-width:700px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;margin-top:36px}
.stat-item{display:flex;flex-direction:column;gap:2px}
.stat-item strong{font-size:26px;font-weight:800;color:var(--orange);letter-spacing:.5px}
.stat-item span{font-size:13px;color:var(--muted)}

/* ---------- 栏目导航条 ---------- */
.topic-bar{background:rgba(20,24,38,.6);border-bottom:1px solid var(--line);position:relative;z-index:2}
.topic-bar .inner{display:flex;gap:12px;overflow-x:auto;padding:16px 0;scrollbar-width:none}
.topic-bar .inner::-webkit-scrollbar{display:none}
.topic-tab{
  flex-shrink:0;padding:9px 20px;border-radius:999px;font-size:14px;
  border:1px solid var(--line-strong);color:var(--text-soft);white-space:nowrap;
  transition:all .22s ease;
}
.topic-tab:hover{border-color:rgba(255,90,31,.5);color:#fff;background:rgba(255,90,31,.07)}
.topic-tab.is-active{
  background:linear-gradient(135deg,var(--orange),var(--orange-soft));
  border-color:transparent;color:#0B0D14;font-weight:700;
  box-shadow:0 6px 20px rgba(255,90,31,.32);
}

/* ---------- 内容区：双列卡 + 侧栏 ---------- */
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:34px;align-items:start}
.card-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:22px;display:flex;flex-direction:column;gap:13px;
  box-shadow:var(--shadow-card);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(255,90,31,.55);box-shadow:var(--shadow-card-hover)}
.card h3{font-size:19px;font-weight:600;line-height:1.45}
.card:hover h3{color:var(--orange)}
.card p{
  font-size:14.5px;color:var(--muted);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  font-size:12px;padding:4px 11px;border-radius:999px;
  border:1px solid rgba(124,77,255,.45);color:#C6B8FF;background:rgba(124,77,255,.08);
}
.tag.tag-orange{border-color:rgba(255,90,31,.45);color:#FFB48E;background:rgba(255,90,31,.08)}
.tag.tag-warn{border-color:rgba(250,204,21,.4);color:#F4DB84;background:rgba(250,204,21,.08)}
.card-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:7px;
  font-size:14px;font-weight:600;color:var(--orange);
}
.card-link i{transition:transform .25s ease;font-size:12px}
.card:hover .card-link i{transform:translateX(4px)}

.side-rail{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px}
.rail-panel{
  background:var(--surface-glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;
}
.rail-panel h3{font-size:16px;font-weight:600;display:flex;align-items:center;gap:9px;margin-bottom:14px}
.rail-panel h3 i{color:var(--orange);font-size:14px}
.rank-list li{display:flex;gap:11px;padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.07);font-size:14px;line-height:1.65}
.rank-list li:last-child{border-bottom:0;padding-bottom:0}
.rank-num{color:var(--orange);font-weight:800;font-size:14px;flex-shrink:0;width:20px}
.rank-list a{color:var(--text-soft);transition:color .2s ease}
.rank-list a:hover{color:var(--orange)}
.rail-links li{margin-bottom:10px}
.rail-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 14px;border-radius:12px;font-size:14px;color:var(--text-soft);
  border:1px solid var(--line);transition:all .22s ease;
}
.rail-links a:hover{border-color:rgba(124,77,255,.5);background:rgba(124,77,255,.1);color:#fff}
.rail-links i{font-size:11px;color:var(--purple)}
.rail-cta{background:linear-gradient(160deg,rgba(255,90,31,.16),rgba(124,77,255,.14)),var(--surface);border-color:rgba(255,90,31,.3)}
.rail-cta p{font-size:13.5px;color:var(--text-soft);margin-bottom:14px}
.field-label{display:block;font-size:12.5px;color:var(--muted);margin-bottom:7px}
.field-input{
  width:100%;background:#0B0D14;border:1px solid var(--line-strong);border-radius:10px;
  padding:11px 14px;color:#fff;font-size:14px;transition:border-color .22s ease,box-shadow .22s ease;
}
.field-input::placeholder{color:rgba(255,255,255,.32)}
.field-input:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,90,31,.16)}
.field-input.is-error{border-color:var(--danger);box-shadow:0 0 0 3px rgba(239,68,68,.15)}
.field-error{display:none;font-size:12px;color:#F87171;margin-top:6px}
.field-error.show{display:block}
.subscribe-form .btn{width:100%;margin-top:12px}

/* ---------- 流程 ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.flow-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:24px 22px;overflow:hidden;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.flow-card::before{
  content:"";position:absolute;top:0;left:0;width:100%;height:2px;
  background:linear-gradient(90deg,var(--orange),rgba(124,77,255,0));
  opacity:0;transition:opacity .28s ease;
}
.flow-card:hover{transform:translateY(-4px);border-color:rgba(124,77,255,.5);box-shadow:0 12px 30px rgba(124,77,255,.16)}
.flow-card:hover::before{opacity:1}
.flow-num{
  font-size:30px;font-weight:800;line-height:1;
  background:linear-gradient(135deg,var(--orange),var(--purple));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.flow-card h3{font-size:17px;font-weight:600;margin:14px 0 9px}
.flow-card p{font-size:14px;color:var(--muted);line-height:1.75}

/* ---------- 图文区块 ---------- */
.media-split{display:grid;grid-template-columns:1.02fr 1fr;gap:44px;align-items:center}
.media-figure{
  position:relative;border-radius:var(--radius-panel);overflow:hidden;
  border:1px solid var(--line-strong);aspect-ratio:16/10;
  box-shadow:0 18px 42px rgba(0,0,0,.45);
}
.media-figure img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.media-figure:hover img{transform:scale(1.03)}
.media-figure .fig-badge{
  position:absolute;left:16px;top:16px;padding:6px 13px;border-radius:999px;font-size:12px;
  background:rgba(11,13,20,.72);border:1px solid rgba(255,90,31,.45);color:#FFB48E;
  backdrop-filter:blur(10px);
}
.media-body h2{font-size:30px;font-weight:700;line-height:1.3;margin-bottom:16px}
.media-body p{color:var(--muted);font-size:15.5px;margin-bottom:16px}
.check-list li{display:flex;gap:11px;padding:9px 0;font-size:15px;color:var(--text-soft)}
.check-list i{color:var(--success);margin-top:6px;font-size:13px;flex-shrink:0}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:rgba(255,90,31,.45);box-shadow:inset 4px 0 0 var(--orange)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:19px 22px;font-size:16px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--orange)}
.faq-item summary i{color:var(--orange);font-size:14px;transition:transform .28s ease;flex-shrink:0}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-answer{padding:0 22px 20px;font-size:15px;color:var(--muted);line-height:1.85}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--radius-panel);
  border:1px solid var(--line-strong);padding:46px;
  background:
    radial-gradient(620px 300px at 12% 18%,rgba(255,90,31,.2),transparent 62%),
    radial-gradient(620px 320px at 88% 84%,rgba(124,77,255,.2),transparent 62%),
    var(--surface);
  display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;
}
.cta-panel::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(80% 70% at 50% 50%,#000 20%,transparent 75%);
  -webkit-mask-image:radial-gradient(80% 70% at 50% 50%,#000 20%,transparent 75%);
}
.cta-text{position:relative;z-index:2;max-width:620px}
.cta-text h2{font-size:29px;font-weight:700;line-height:1.3}
.cta-text p{color:var(--text-soft);margin-top:12px;font-size:15.5px}
.cta-actions{position:relative;z-index:2;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.text-link{font-size:14px;color:var(--text-soft);border-bottom:1px dashed rgba(255,255,255,.28);padding-bottom:2px;transition:color .2s ease,border-color .2s ease}
.text-link:hover{color:var(--orange);border-color:var(--orange)}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:88px;background:#090B11;border-top:1px solid var(--line);padding-top:58px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:34px}
.footer-brand p{font-size:14px;color:var(--muted);margin-top:18px;max-width:400px;line-height:1.85}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:1px;color:#fff;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px;font-size:14px;color:var(--muted)}
.footer-col ul li a{display:inline-block;transition:color .22s ease,transform .22s ease}
.footer-col ul li a:hover{color:var(--orange);transform:translateX(-2px)}
.footer-bottom{
  margin-top:46px;border-top:1px solid var(--line);padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:var(--faint);
}
.footer-tags{display:flex;flex-wrap:wrap;gap:10px}
.footer-tags span{padding:4px 12px;border-radius:999px;border:1px solid var(--line);color:var(--faint)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .content-layout{grid-template-columns:minmax(0,1fr)}
  .side-rail{position:static}
  .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .media-split{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .page-hero{padding:46px 0 44px}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .nav-inner{padding:0 16px;height:64px}
  .nav-drawer{top:64px}
  .drawer-mask{inset:64px 0 0 0}
  .nav-cta .btn{display:none}
  .section{padding:48px 0}
  .section-head{margin-bottom:26px}
  .section-head h2{font-size:24px}
  .card-list{grid-template-columns:minmax(0,1fr)}
  .flow-grid{grid-template-columns:minmax(0,1fr)}
  .page-hero h1{font-size:28px}
  .hero-sub{font-size:15px}
  .hero-stats{gap:22px}
  .stat-item strong{font-size:22px}
  .cta-panel{padding:28px 22px;flex-direction:column;align-items:flex-start}
  .cta-text h2{font-size:23px}
  .footer-grid{grid-template-columns:1fr}
  .wave-deco{display:none}
}