/* roulang page: index */
:root{
  --bg-0:#070D18;--bg-1:#0B1526;--bg-2:#101E36;
  --glass:rgba(20,34,58,.55);
  --line:rgba(140,170,210,.14);
  --line-warm:rgba(232,163,61,.28);
  --text-1:#EAF0FA;--text-2:#A9B8CE;--text-3:#6B7C96;
  --brand:#E8A33D;--brand-2:#F5C877;--accent:#35D6C3;
  --grad-brand:linear-gradient(135deg,#E8A33D,#F5C877);
  --radius:18px;--radius-lg:24px;
  --shadow:0 22px 48px -20px rgba(0,0,0,.75);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --font-num:"DIN Alternate","JetBrains Mono",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;padding:0;font-family:var(--font-sans);background:var(--bg-0);color:var(--text-1);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
a{color:var(--text-1);text-decoration:none;transition:color .22s ease}
a:hover{color:var(--brand)}
img{max-width:100%;display:block}
button{font-family:inherit}
::selection{background:rgba(232,163,61,.32);color:#fff}
.wrap{max-width:1180px;width:100%;margin:0 auto;padding:0 20px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}

/* ---------- 顶栏 ---------- */
.topbar{background:rgba(255,255,255,.02);border-bottom:1px solid rgba(140,170,210,.08);font-size:13px;color:var(--text-3)}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:34px}
.topbar-left{display:flex;align-items:center;gap:8px}
.topbar-left::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.topbar-right{color:var(--text-3)}

/* ---------- 导航 ---------- */
.site-nav{position:sticky;top:0;z-index:80;background:rgba(7,13,24,.72);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid rgba(232,163,61,.16);transition:box-shadow .3s ease,background .3s ease}
.site-nav.is-scrolled{box-shadow:0 16px 40px -24px rgba(0,0,0,.95);background:rgba(7,13,24,.9)}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo svg{width:32px;height:32px;flex-shrink:0}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.02em;color:var(--text-1)}
.logo:hover .logo-text{color:var(--brand)}
.logo-badge{display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;color:var(--brand);background:rgba(232,163,61,.12);border:1px solid var(--line-warm)}
.nav-center{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-link{position:relative;display:inline-block;padding:10px 14px;font-size:16px;font-weight:500;color:var(--text-2);border-radius:10px;transition:color .22s ease,transform .22s ease}
.nav-link::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand),var(--accent));transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav-link:hover{color:var(--text-1);transform:translateY(-1px)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand)}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:transparent;padding:0;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text-1);transition:transform .25s ease,opacity .25s ease}
.nav-open .nav-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-open .nav-toggle span:nth-child(2){opacity:0}
.nav-open .nav-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 26px;border-radius:12px;font-size:15px;font-weight:600;letter-spacing:.01em;border:1px solid transparent;cursor:pointer;transition:transform .22s ease,filter .22s ease,background .22s ease,color .22s ease,box-shadow .22s ease;white-space:nowrap}
.btn-primary{background:var(--grad-brand);color:#1A1206;box-shadow:0 0 24px rgba(232,163,61,.45)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);color:#1A1206}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--line-warm);color:var(--brand)}
.btn-ghost:hover{background:rgba(232,163,61,.1);color:var(--brand-2)}
.btn-ghost:active{transform:translateY(1px)}
.btn-block{width:100%}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(232,163,61,.35)}
a:focus-visible,button:focus-visible{outline:2px solid rgba(232,163,61,.6);outline-offset:3px}

/* ---------- 通用板块 ---------- */
.section{position:relative;padding:88px 0;border-top:1px solid var(--line)}
.section.alt{background:var(--bg-1)}
.section.dark{background:var(--bg-2)}
.sec-head{max-width:760px;margin-bottom:36px}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:.18em;font-weight:600;color:var(--brand);margin-bottom:14px}
h2{font-size:clamp(22px,2.6vw,34px);line-height:1.32;font-weight:700;letter-spacing:-.01em;margin-bottom:14px}
.sec-desc{color:var(--text-2);font-size:15.5px;line-height:1.85}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;font-size:12.5px;font-weight:600;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text-2)}
.badge-hot{background:var(--grad-brand);color:#1A1206;border-color:transparent}
.badge-new{color:var(--accent);border-color:rgba(53,214,195,.4);background:rgba(53,214,195,.08)}
.card{background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:inset 0 1px 0 rgba(255,255,255,.06);transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease}
.card:hover{border-color:var(--line-warm);transform:translateY(-4px);box-shadow:0 0 0 1px rgba(232,163,61,.25),var(--shadow)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:96px 0 88px;border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.34;filter:saturate(.85)}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(60% 50% at 50% 0%,rgba(232,163,61,.18),transparent 68%),linear-gradient(180deg,rgba(7,13,24,.55) 0%,rgba(7,13,24,.9) 62%,var(--bg-0) 100%);z-index:1}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(140,170,210,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(140,170,210,.05) 1px,transparent 1px);background-size:64px 64px;opacity:.5;z-index:1;pointer-events:none}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero-copy h1{font-size:clamp(30px,4.2vw,50px);line-height:1.18;font-weight:700;letter-spacing:-.02em;margin-bottom:22px}
.hero-copy h1 em{font-style:normal;background:linear-gradient(100deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:16px;line-height:1.9;color:var(--text-2);max-width:610px;margin-bottom:30px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.trust-list{display:flex;flex-wrap:wrap;gap:22px}
.trust-list li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-2)}
.trust-list svg{width:16px;height:16px;flex-shrink:0;color:var(--accent)}
.hero-stage{position:relative}
.hero-shot{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-warm);box-shadow:0 30px 70px -30px rgba(0,0,0,.95),inset 0 1px 0 rgba(255,255,255,.08)}
.hero-shot img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-shot-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,13,24,.12) 0%,rgba(7,13,24,.05) 42%,rgba(7,13,24,.92) 100%)}
.hero-shot-meta{position:absolute;left:18px;right:18px;bottom:16px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.meta-time{font-family:var(--font-num);font-size:13px;color:var(--brand-2);letter-spacing:.06em}
.hero-board{margin-top:-34px;margin-left:26px;position:relative;z-index:3;background:rgba(11,21,38,.9);backdrop-filter:blur(16px);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.board-row{display:flex;align-items:center;justify-content:space-between;padding:9px 0;font-size:14px;color:var(--text-2);border-bottom:1px dashed rgba(140,170,210,.12)}
.board-row:last-of-type{border-bottom:none}
.board-row b{font-family:var(--font-num);font-size:19px;color:var(--text-1);font-weight:600}
.board-row b.gold{color:var(--brand)}
.board-progress{height:6px;border-radius:999px;background:rgba(255,255,255,.07);overflow:hidden;margin:14px 0 8px}
.board-progress i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent),#7FE9DC);box-shadow:0 0 14px rgba(53,214,195,.55)}
.board-tip{font-size:12.5px;color:var(--text-3);margin-bottom:16px}
.hero-board .btn{height:44px}

/* ---------- 指标 ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric{position:relative;padding:26px 22px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--line);overflow:hidden;transition:transform .25s ease,border-color .25s ease}
.metric::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--brand),var(--accent))}
.metric:hover{transform:translateY(-4px);border-color:var(--line-warm)}
.metric-num{font-family:var(--font-num);font-size:clamp(30px,3.4vw,42px);font-weight:700;color:var(--accent);line-height:1.1;letter-spacing:-.01em}
.metric-num span{font-size:16px;color:var(--text-2);margin-left:4px;letter-spacing:0}
.metric-label{font-size:13px;color:var(--text-3);margin-top:8px}

/* ---------- 时段胶囊 ---------- */
.time-pills{display:flex;flex-wrap:wrap;gap:12px}
.pill{display:inline-flex;align-items:center;gap:8px;height:46px;padding:0 22px;border-radius:999px;font-size:14.5px;font-weight:600;color:var(--text-2);background:rgba(20,34,58,.6);border:1px solid var(--line);transition:all .22s ease}
.pill:hover{color:var(--text-1);border-color:var(--line-warm);transform:translateY(-2px)}
.pill.is-active{background:var(--grad-brand);color:#1A1206;border-color:transparent;box-shadow:0 0 22px rgba(232,163,61,.35)}
.pill .dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.7}

/* ---------- 服务矩阵 ---------- */
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.svc{padding:28px 24px;display:flex;flex-direction:column;height:100%}
.svc-icon{width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;background:rgba(232,163,61,.1);border:1px solid var(--line-warm);color:var(--brand);margin-bottom:18px}
.svc-icon svg{width:22px;height:22px}
.svc h3{font-size:19px;font-weight:600;margin-bottom:10px;line-height:1.5}
.svc p{font-size:14.5px;color:var(--text-2);line-height:1.8;margin-bottom:18px}
.svc-link{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand)}
.svc-link span{transition:transform .22s ease}
.svc-link:hover span{transform:translateX(4px)}

/* ---------- 对比表 ---------- */
.compare-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:var(--glass)}
.compare-table{width:100%;border-collapse:collapse;min-width:620px}
.compare-table th,.compare-table td{padding:18px 22px;text-align:left;font-size:14.5px;border-bottom:1px solid rgba(140,170,210,.1)}
.compare-table thead th{font-size:13.5px;letter-spacing:.06em;color:var(--text-3);font-weight:600;background:rgba(255,255,255,.03)}
.compare-table tbody tr:nth-child(even){background:rgba(255,255,255,.015)}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table td:first-child{color:var(--text-1);font-weight:600;white-space:nowrap}
.compare-table td{color:var(--text-2)}
.compare-table th.hi,.compare-table td.hi{background:rgba(232,163,61,.06);border-left:2px solid var(--brand);color:var(--brand-2)}

/* ---------- 时间线 ---------- */
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative;padding-top:8px}
.timeline::before{content:"";position:absolute;top:21px;left:6%;right:6%;height:1px;background:linear-gradient(90deg,transparent,var(--line-warm),var(--line-warm),transparent)}
.tl-item{position:relative;padding:0 16px;text-align:center}
.tl-dot{width:13px;height:13px;border-radius:50%;background:var(--brand);margin:0 auto 22px;box-shadow:0 0 0 5px rgba(232,163,61,.14),0 0 18px rgba(232,163,61,.6);position:relative;z-index:2}
.tl-year{font-family:var(--font-num);font-size:15px;color:var(--brand-2);margin-bottom:6px;letter-spacing:.05em}
.tl-item h4{font-size:15.5px;font-weight:600;margin-bottom:8px;color:var(--text-1)}
.tl-item p{font-size:13.5px;color:var(--text-3);line-height:1.75}

/* ---------- 套餐 ---------- */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.plan{position:relative;display:flex;flex-direction:column;padding:32px 26px;border-radius:var(--radius-lg);background:var(--glass);border:1px solid var(--line);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.plan:hover{transform:translateY(-4px);border-color:var(--line-warm)}
.plan.is-featured{border-color:var(--line-warm);box-shadow:0 0 0 1px rgba(232,163,61,.3),var(--shadow);transform:translateY(-8px);background:linear-gradient(180deg,rgba(232,163,61,.08),rgba(20,34,58,.6))}
.plan.is-featured:hover{transform:translateY(-12px)}
.plan-tag{position:absolute;top:-13px;left:26px;height:26px;padding:0 14px;display:inline-flex;align-items:center;border-radius:999px;background:var(--grad-brand);color:#1A1206;font-size:12.5px;font-weight:700;letter-spacing:.04em}
.plan-name{font-size:17px;font-weight:600;color:var(--text-1);margin-bottom:6px}
.plan-note{font-size:13px;color:var(--text-3);margin-bottom:20px}
.plan-price{display:flex;align-items:baseline;gap:6px;margin-bottom:22px}
.plan-price b{font-family:var(--font-num);font-size:40px;font-weight:700;color:var(--brand-2);line-height:1}
.plan-price i{font-style:normal;font-size:14px;color:var(--text-3)}
.plan-list{margin-bottom:26px;display:flex;flex-direction:column;gap:12px}
.plan-list li{display:flex;gap:10px;font-size:14px;color:var(--text-2);line-height:1.7}
.plan-list svg{width:15px;height:15px;flex-shrink:0;margin-top:5px;color:var(--accent)}
.plan .btn{margin-top:auto}

/* ---------- 图集 ---------- */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gal-item{position:relative;border-radius:16px;overflow:hidden;border:1px solid var(--line);background:var(--bg-2)}
.gal-item img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .45s ease}
.gal-item:hover img{transform:scale(1.04)}
.gal-item.tall img{aspect-ratio:3/4}
.gal-mask{position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(7,13,24,.9) 100%);display:flex;align-items:flex-end;padding:18px}
.gal-mask span{font-size:14px;font-weight:600;color:var(--text-1)}

/* ---------- 评价 ---------- */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review{padding:26px 24px;display:flex;flex-direction:column;gap:14px}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;color:#1A1206;background:var(--grad-brand);flex-shrink:0}
.review-name{font-size:15px;font-weight:600;color:var(--text-1)}
.review-meta{font-size:12.5px;color:var(--text-3)}
.review p{font-size:14.5px;color:var(--text-2);line-height:1.8}
.stars{display:flex;gap:3px;color:var(--brand)}
.stars svg{width:14px;height:14px}

/* ---------- 资讯 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{display:flex;flex-direction:column;border-radius:var(--radius);overflow:hidden;background:var(--glass);border:1px solid var(--line);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-warm);box-shadow:0 0 0 1px rgba(232,163,61,.22),var(--shadow)}
.news-thumb{display:block;position:relative;overflow:hidden;background:var(--bg-2)}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.news-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(7,13,24,.75) 100%)}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.news-badge{margin-bottom:14px}
.news-card h3{font-size:17px;font-weight:600;line-height:1.6;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card h3 a{color:var(--text-1)}
.news-card h3 a:hover{color:var(--brand)}
.news-excerpt{font-size:14px;color:var(--text-2);line-height:1.8;margin-bottom:18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--text-3);padding-top:14px;border-top:1px solid rgba(140,170,210,.1)}
.news-arrow{display:inline-flex;align-items:center;color:var(--brand);transition:transform .22s ease}
.news-card:hover .news-arrow{transform:translateX(4px)}
.news-card--feature{grid-column:span 2}
.news-card--feature .news-thumb img{aspect-ratio:21/9}
.empty-state{min-height:260px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;border:1px dashed var(--line);border-radius:var(--radius);background:rgba(20,34,58,.35);text-align:center;padding:32px}
.empty-state svg{width:48px;height:48px;color:var(--text-3)}
.empty-state p{font-size:14.5px;color:var(--text-2)}

/* ---------- 保障条 ---------- */
.guards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.guard{display:flex;align-items:flex-start;gap:16px;padding:20px 22px;border-radius:var(--radius);background:rgba(20,34,58,.45);border:1px solid var(--line);transition:border-color .22s ease,background .22s ease}
.guard:hover{border-color:var(--line-warm);background:rgba(20,34,58,.7)}
.guard-icon{width:38px;height:38px;border-radius:11px;display:flex;align-items:center;justify-content:center;background:rgba(53,214,195,.1);border:1px solid rgba(53,214,195,.3);color:var(--accent);flex-shrink:0}
.guard-icon svg{width:19px;height:19px}
.guard h4{font-size:15.5px;font-weight:600;margin-bottom:4px}
.guard p{font-size:13.5px;color:var(--text-3);line-height:1.7}

/* ---------- 快速解答 ---------- */
.quick-qa{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.qa-block{padding:26px 24px;border-radius:var(--radius);background:rgba(20,34,58,.45);border:1px solid var(--line);border-left:3px solid var(--brand)}
.qa-block h4{font-size:18px;font-weight:700;margin-bottom:10px;color:var(--text-1)}
.qa-block p{font-size:15px;color:var(--text-2);line-height:1.85}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;display:flex;flex-direction:column;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:14px;background:rgba(20,34,58,.45);overflow:hidden;transition:border-color .22s ease,background .22s ease}
.faq-item[open]{border-color:var(--line-warm);background:rgba(20,34,58,.7);box-shadow:inset 3px 0 0 var(--brand)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-size:17px;font-weight:600;display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--text-1)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-icon{width:20px;height:20px;flex-shrink:0;position:relative;transition:transform .25s ease;color:var(--brand)}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-item .faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--text-2);line-height:1.9}

/* ---------- 三步 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{position:relative;padding:28px 24px;border-radius:var(--radius);background:rgba(20,34,58,.4);border:1px solid var(--line)}
.step-num{font-family:var(--font-num);font-size:38px;font-weight:700;line-height:1;color:rgba(53,214,195,.85);margin-bottom:16px;letter-spacing:-.02em}
.step h4{font-size:17px;font-weight:600;margin-bottom:8px}
.step p{font-size:14px;color:var(--text-2);line-height:1.8}
.step:not(:last-child)::after{content:"";position:absolute;right:-16px;top:50%;width:10px;height:10px;border-top:2px solid var(--line-warm);border-right:2px solid var(--line-warm);transform:translateY(-50%) rotate(45deg)}

/* ---------- 标签墙 ---------- */
.tags{display:flex;flex-wrap:wrap;gap:12px}
.tag{display:inline-flex;align-items:center;height:40px;padding:0 20px;border-radius:999px;font-size:14px;color:var(--text-2);background:rgba(20,34,58,.55);border:1px solid var(--line);transition:all .22s ease}
.tag:hover{color:var(--brand);border-color:var(--line-warm);background:rgba(232,163,61,.08);transform:translateY(-2px)}

/* ---------- 表单 ---------- */
.booking{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.booking-copy h2{margin-bottom:16px}
.booking-copy .sec-desc{margin-bottom:26px}
.booking-points{display:flex;flex-direction:column;gap:14px}
.booking-points li{display:flex;align-items:flex-start;gap:12px;font-size:14.5px;color:var(--text-2);line-height:1.75}
.booking-points svg{width:18px;height:18px;flex-shrink:0;margin-top:4px;color:var(--accent)}
.form-card{padding:32px 28px;border-radius:var(--radius-lg);background:rgba(11,21,38,.85);border:1px solid var(--line-warm);backdrop-filter:blur(16px);box-shadow:var(--shadow)}
.form-row{margin-bottom:18px}
.form-row label{display:block;font-size:13.5px;color:var(--text-2);margin-bottom:8px;font-weight:500}
.form-row input,.form-row select,.form-row textarea{width:100%;height:48px;padding:0 16px;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text-1);font-size:15px;font-family:inherit;transition:border-color .2s ease,box-shadow .2s ease;appearance:none}
.form-row textarea{height:104px;padding:14px 16px;resize:vertical;line-height:1.7}
.form-row select{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%23A9B8CE' d='M8 11L3 6h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;background-size:12px;padding-right:40px}
.form-row input::placeholder,.form-row textarea::placeholder{color:var(--text-3)}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(232,163,61,.18)}
.form-hint{font-size:12.5px;color:var(--text-3);margin-top:14px;line-height:1.7}
.form-ok{display:none;margin-top:14px;font-size:13.5px;color:var(--accent)}
.form-ok.show{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:52px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--text-3);line-height:1.85;margin-bottom:20px;max-width:280px}
.socials{display:flex;gap:10px}
.socials a{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);color:var(--text-2);transition:all .22s ease}
.socials a:hover{color:var(--brand);border-color:var(--line-warm);background:rgba(232,163,61,.08)}
.socials svg{width:17px;height:17px}
.footer-col h5{font-size:15px;font-weight:600;color:var(--text-1);margin-bottom:18px}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col a,.footer-col li span{font-size:14px;color:var(--text-2);transition:color .2s ease}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{border-top:1px solid var(--line);padding:22px 0}
.footer-bottom .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--text-3)}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--brand)}
.to-top{display:inline-flex;align-items:center;gap:6px}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .section{padding:64px 0}
  .hero{padding:72px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-board{margin-left:0}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .matrix,.reviews,.news-grid,.plans,.steps,.gallery{grid-template-columns:repeat(2,1fr)}
  .news-card--feature{grid-column:span 2}
  .timeline{grid-template-columns:repeat(2,1fr);gap:28px}
  .timeline::before{display:none}
  .tl-item{text-align:left;padding:0}
  .tl-dot{margin:0 0 14px}
  .booking{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .quick-qa{grid-template-columns:1fr}
  .step:not(:last-child)::after{display:none}
}
@media (max-width:900px){
  .nav-toggle{display:flex}
  .nav-center{position:fixed;top:0;right:0;width:284px;height:100vh;background:rgba(7,13,24,.98);backdrop-filter:blur(18px);flex-direction:column;align-items:stretch;justify-content:flex-start;padding:104px 22px 32px;gap:6px;transform:translateX(104%);transition:transform .32s ease;border-left:1px solid var(--line);z-index:90;overflow-y:auto}
  .site-nav.nav-open .nav-center{transform:translateX(0)}
  .nav-link{padding:13px 14px;font-size:16px;border-radius:12px}
  .nav-link::after{display:none}
  .nav-link.is-active{background:rgba(232,163,61,.12)}
  .nav-actions{margin-left:auto}
  .nav-actions .btn-ghost{display:none}
  .nav-actions .btn{height:42px;padding:0 18px;font-size:14px}
  .nav-inner{height:64px;gap:16px}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .hero{padding:56px 0 52px}
  .hero-copy h1{font-size:clamp(26px,7vw,34px)}
  .hero-sub{font-size:15px}
  .metrics{grid-template-columns:repeat(2,1fr);gap:14px}
  .matrix,.reviews,.plans,.steps,.gallery,.guards,.quick-qa{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .news-card--feature{grid-column:span 1}
  .plan.is-featured{transform:none}
  .plan.is-featured:hover{transform:translateY(-4px)}
  .timeline{grid-template-columns:1fr;gap:22px}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:40px}
  .site-footer{padding-top:48px}
  .compare-table th,.compare-table td{padding:14px 16px;font-size:13.5px}
  .hero-cta .btn{flex:1;min-width:140px}
  .trust-list{gap:14px}
  .trust-list li{font-size:13px}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  .topbar-right{display:none}
  .metrics{grid-template-columns:1fr}
  .hero-board{padding:18px}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
  .form-card{padding:24px 20px}
  .plan{padding:26px 20px}
  .footer-bottom .wrap{flex-direction:column;align-items:flex-start}
}

/* roulang page: article */
:root{
  --bg-0:#070D18;--bg-1:#0B1526;--bg-2:#101E36;
  --glass:rgba(20,34,58,.55);
  --line:rgba(140,170,210,.14);
  --line-warm:rgba(232,163,61,.28);
  --text-1:#EAF0FA;--text-2:#A9B8CE;--text-3:#6B7C96;
  --brand:#E8A33D;--brand-2:#F5C877;--accent:#35D6C3;
  --grad-brand:linear-gradient(135deg,#E8A33D,#F5C877);
  --radius:18px;--radius-lg:24px;
  --shadow:0 22px 48px -20px rgba(0,0,0,.75);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --font-num:"DIN Alternate","JetBrains Mono",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;padding:0;font-family:var(--font-sans);background:var(--bg-0);color:var(--text-1);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px;width:100%}
a{color:var(--text-1);text-decoration:none;transition:color .22s ease}
a:hover{color:var(--brand)}
img{max-width:100%;display:block}
button{font-family:inherit}
h1,h2,h3,h4,h5{margin:0;color:var(--text-1);font-weight:700}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid rgba(232,163,61,.6);outline-offset:3px}
::selection{background:rgba(232,163,61,.3);color:#fff}
/* ---------- 顶栏 ---------- */
.topbar{background:rgba(255,255,255,.02);border-bottom:1px solid rgba(140,170,210,.08);font-size:13px;color:var(--text-3)}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:34px;gap:16px}
.topbar-left{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-left::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent);animation:pulse 2.4s infinite;flex-shrink:0}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.topbar-right{color:var(--text-3);white-space:nowrap}
/* ---------- 导航 ---------- */
.site-nav{position:sticky;top:0;z-index:80;background:rgba(7,13,24,.72);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid rgba(232,163,61,.16);transition:box-shadow .3s ease,background .3s ease}
.site-nav.is-scrolled{box-shadow:0 16px 40px -24px rgba(0,0,0,.95);background:rgba(7,13,24,.92)}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo svg{width:32px;height:32px;flex-shrink:0}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.02em;color:var(--text-1)}
.logo:hover .logo-text{color:var(--brand)}
.logo-badge{display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;color:var(--brand);background:rgba(232,163,61,.12);border:1px solid var(--line-warm)}
.nav-center{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-link{position:relative;display:inline-block;padding:10px 14px;font-size:16px;font-weight:500;color:var(--text-2);border-radius:10px;transition:color .22s ease,transform .22s ease}
.nav-link::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand),var(--accent));transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav-link:hover{color:var(--text-1);transform:translateY(-1px)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand)}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:transparent;padding:0;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;margin-left:auto}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text-1);transition:transform .25s ease,opacity .25s ease}
.nav-open .nav-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-open .nav-toggle span:nth-child(2){opacity:0}
.nav-open .nav-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 26px;border-radius:12px;font-size:15px;font-weight:600;letter-spacing:.01em;border:1px solid transparent;cursor:pointer;transition:transform .22s ease,filter .22s ease,background .22s ease,color .22s ease,box-shadow .22s ease;white-space:nowrap}
.btn-primary{background:var(--grad-brand);color:#1A1206;box-shadow:0 0 24px rgba(232,163,61,.45)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);color:#1A1206}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--line-warm);color:var(--brand)}
.btn-ghost:hover{background:rgba(232,163,61,.1);color:var(--brand-2)}
.btn-ghost:active{transform:translateY(1px)}
.btn-block{width:100%}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(232,163,61,.35)}
/* ---------- 通用 ---------- */
.section{position:relative;padding:88px 0;border-top:1px solid var(--line)}
.section.alt{background:var(--bg-1)}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:.18em;font-weight:600;color:var(--brand);margin-bottom:14px}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;font-size:12.5px;font-weight:600;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text-2)}
.badge-hot{background:var(--grad-brand);color:#1A1206;border-color:transparent}
.badge-new{color:var(--accent);border-color:rgba(53,214,195,.4);background:rgba(53,214,195,.08)}
.card{background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:inset 0 1px 0 rgba(255,255,255,.06);transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease}
.card:hover{border-color:var(--line-warm);transform:translateY(-4px);box-shadow:0 0 0 1px rgba(232,163,61,.25),var(--shadow)}
/* ---------- 文章页头 ---------- */
.article-hero{position:relative;overflow:hidden;padding:46px 0 52px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,rgba(11,21,38,.92),var(--bg-0) 92%)}
.article-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(60% 55% at 50% 0%,rgba(232,163,61,.16),transparent 70%);pointer-events:none}
.article-hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(140,170,210,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(140,170,210,.05) 1px,transparent 1px);background-size:56px 56px;opacity:.5;mask-image:linear-gradient(180deg,#000,transparent 78%);-webkit-mask-image:linear-gradient(180deg,#000,transparent 78%);pointer-events:none}
.article-hero .wrap{position:relative;z-index:2}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:26px}
.crumbs a{color:var(--text-2)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{color:var(--text-3);opacity:.7}
.crumbs .now{color:var(--text-1);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tagline{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:18px}
.article-title{font-size:clamp(26px,3.6vw,44px);line-height:1.24;letter-spacing:-.02em;max-width:960px;margin-bottom:18px}
.article-lead{font-size:16.5px;line-height:1.9;color:var(--text-2);max-width:820px;margin-bottom:26px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:18px;font-size:13.5px;color:var(--text-3)}
.author{display:flex;align-items:center;gap:10px;color:var(--text-2)}
.author-avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,rgba(232,163,61,.35),rgba(53,214,195,.28));border:1px solid var(--line-warm);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;color:var(--brand-2);flex-shrink:0}
.author b{display:block;font-size:14px;color:var(--text-1);font-weight:600}
.author span{display:block;font-size:12.5px;color:var(--text-3)}
.meta-dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);opacity:.6}
.article-cover{margin-top:34px;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);position:relative}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,13,24,0) 45%,rgba(7,13,24,.55) 100%)}
/* ---------- 正文布局 ---------- */
.article-main{padding:64px 0 0}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;align-items:start}
.article-panel{background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-lg);padding:38px 36px;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:inset 0 1px 0 rgba(255,255,255,.06)}
.article-body{font-size:16.5px;line-height:1.95;color:var(--text-2);max-width:760px;overflow-wrap:break-word}
.article-body h2{font-size:clamp(20px,2.2vw,26px);color:var(--text-1);margin:40px 0 16px;padding-left:14px;border-left:3px solid var(--brand);line-height:1.45;scroll-margin-top:96px}
.article-body h2:first-child{margin-top:0}
.article-body h3{font-size:18px;color:var(--text-1);margin:30px 0 12px;line-height:1.5}
.article-body h4{font-size:16px;color:var(--brand-2);margin:22px 0 10px}
.article-body p{margin:0 0 18px}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px}
.article-body li{margin-bottom:10px}
.article-body ul li{list-style:none;position:relative;padding-left:18px}
.article-body ul li::before{content:"";position:absolute;left:0;top:.78em;width:6px;height:6px;border-radius:50%;background:var(--brand)}
.article-body ol li{list-style:decimal}
.article-body blockquote{margin:26px 0;padding:18px 24px;border-left:3px solid var(--brand);background:rgba(232,163,61,.07);border-radius:0 14px 14px 0;color:var(--text-1)}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;display:block;overflow-x:auto}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left}
.article-body th{background:rgba(232,163,61,.08);color:var(--text-1);font-weight:600}
.article-body img{border-radius:16px;margin:24px 0;height:auto}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--brand-2)}
.article-body strong{color:var(--text-1)}
.article-body hr{border:none;border-top:1px solid var(--line);margin:32px 0}
.article-empty{text-align:center;padding:56px 20px}
.article-empty .empty-ico{width:64px;height:64px;margin:0 auto 20px;border-radius:20px;border:1px solid var(--line-warm);background:rgba(232,163,61,.08);display:flex;align-items:center;justify-content:center}
.article-empty h2{font-size:22px;margin-bottom:10px}
.article-empty p{color:var(--text-2);margin-bottom:24px}
/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px}
.side-card{background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);padding:22px;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.side-card h4{font-size:15px;font-weight:700;color:var(--text-1);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h4::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--grad-brand)}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:320px;overflow:auto}
.toc-link{display:block;font-size:14px;line-height:1.6;color:var(--text-2);padding:7px 10px;border-radius:8px;border-left:2px solid transparent;transition:all .2s ease}
.toc-link:hover{color:var(--brand);background:rgba(232,163,61,.08);border-left-color:var(--brand)}
.toc-empty{font-size:13.5px;color:var(--text-3);line-height:1.7}
.hot-list{display:flex;flex-direction:column;gap:12px}
.hot-list a{display:flex;gap:10px;font-size:14px;line-height:1.65;color:var(--text-2)}
.hot-list a:hover{color:var(--brand)}
.hot-num{font-family:var(--font-num);font-size:13px;color:var(--brand);flex-shrink:0;width:18px}
.side-form{display:flex;flex-direction:column;gap:10px}
.field-input{width:100%;height:44px;border-radius:10px;background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text-1);padding:0 14px;font-size:14px;transition:border-color .2s ease,box-shadow .2s ease}
.field-input::placeholder{color:var(--text-3)}
.field-input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(232,163,61,.18)}
.side-note{font-size:12.5px;color:var(--text-3);line-height:1.6}
/* ---------- 要点回顾 ---------- */
.recap{margin-top:52px;padding:34px 36px;border-radius:var(--radius-lg);border:1px solid var(--line-warm);background:linear-gradient(135deg,rgba(232,163,61,.09),rgba(53,214,195,.05));position:relative;overflow:hidden}
.recap h3{font-size:20px;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.recap h3::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 12px var(--brand)}
.recap ul{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.recap li{background:rgba(7,13,24,.45);border:1px solid var(--line);border-radius:14px;padding:16px 18px;font-size:14.5px;line-height:1.75;color:var(--text-2)}
.recap li b{display:block;font-family:var(--font-num);font-size:13px;color:var(--accent);margin-bottom:6px;letter-spacing:.06em}
.recap-foot{margin-top:20px;display:flex;flex-wrap:wrap;gap:12px;align-items:center}
/* ---------- 相关推荐 ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rel-card{display:flex;flex-direction:column;overflow:hidden;text-decoration:none}
.rel-card figure{margin:0;position:relative;overflow:hidden;border-radius:var(--radius) var(--radius) 0 0}
.rel-card figure img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease}
.rel-card:hover figure img{transform:scale(1.04)}
.rel-card figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,13,24,0) 50%,rgba(7,13,24,.7) 100%)}
.rel-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-body h3{font-size:16.5px;line-height:1.55;color:var(--text-1);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-body p{font-size:14px;line-height:1.7;color:var(--text-3);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--text-3)}
.rel-foot .arrow{color:var(--brand);transition:transform .25s ease}
.rel-card:hover .rel-foot .arrow{transform:translateX(4px)}
/* ---------- 上下一篇 ---------- */
.pager{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.pager a,.pager span{flex:1 1 260px;display:flex;align-items:center;gap:12px;padding:18px 22px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.03);font-size:14.5px;color:var(--text-2);transition:all .22s ease}
.pager a:hover{border-color:var(--line-warm);color:var(--brand);background:rgba(232,163,61,.07);transform:translateY(-2px)}
.pager .pager-label{font-size:12px;color:var(--text-3);letter-spacing:.08em}
/* ---------- 文末邀约 ---------- */
.article-cta{margin-top:64px;padding:44px 40px;border-radius:var(--radius-lg);border:1px solid var(--line-warm);background:linear-gradient(135deg,rgba(20,34,58,.85),rgba(16,30,54,.7));display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between}
.article-cta h3{font-size:clamp(20px,2.2vw,26px);line-height:1.4;margin-bottom:8px}
.article-cta p{color:var(--text-2);font-size:14.5px;margin:0;max-width:560px}
.article-cta .cta-actions{display:flex;gap:12px;flex-wrap:wrap}
/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line);padding:64px 0 0;margin-top:88px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.8;margin:16px 0 18px;max-width:320px}
.footer-brand .logo{margin-bottom:0}
.socials{display:flex;gap:10px}
.socials a{width:38px;height:38px;border-radius:11px;border:1px solid var(--line);background:rgba(255,255,255,.03);display:flex;align-items:center;justify-content:center;color:var(--text-2);transition:all .22s ease}
.socials a svg{width:18px;height:18px}
.socials a:hover{color:var(--brand);border-color:var(--line-warm);background:rgba(232,163,61,.1);transform:translateY(-2px)}
.footer-col h5{font-size:15px;font-weight:600;color:var(--text-1);margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a,.footer-col span{font-size:14px;color:var(--text-2);line-height:1.6}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{border-top:1px solid var(--line);padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3)}
.foot-links{display:flex;gap:18px;flex-wrap:wrap}
.foot-links a{color:var(--text-3)}
.foot-links a:hover{color:var(--brand)}
/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .nav-inner{gap:18px}
  .nav-link{padding:10px 10px;font-size:15px}
  .article-layout{grid-template-columns:1fr;gap:32px}
  .article-side{position:static;flex-direction:row;flex-wrap:wrap}
  .side-card{flex:1 1 280px}
  .recap ul{grid-template-columns:1fr}
  .rel-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media screen and (max-width:860px){
  .nav-toggle{display:flex}
  .nav-center,.nav-actions{display:none}
  .nav-open .nav-center,.nav-open .nav-actions{display:flex}
  .nav-open .nav-center{position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;padding:14px 20px 8px;background:rgba(9,17,31,.98);border-bottom:1px solid var(--line);backdrop-filter:blur(18px)}
  .nav-open .nav-actions{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:10px;padding:6px 20px 20px;background:rgba(9,17,31,.98);border-bottom:1px solid var(--line-warm);box-shadow:0 22px 40px -22px rgba(0,0,0,.9)}
  .nav-open .nav-link{padding:13px 10px;font-size:16px}
  .nav-open .nav-link::after{display:none}
  .nav-open .nav-actions .btn{width:100%}
  .section{padding:64px 0}
  .article-panel{padding:28px 22px}
  .article-cover{border-radius:16px}
  .recap{padding:26px 22px}
  .article-cta{padding:30px 24px}
}
@media screen and (max-width:768px){
  .topbar-inner{height:auto;padding:8px 0;flex-direction:column;align-items:flex-start;gap:2px;font-size:12px}
  .nav-inner{height:64px}
  .nav-open .nav-center{top:64px}
  .article-hero{padding:32px 0 40px}
  .crumb .now,.crumbs .now{white-space:normal;max-width:100%}
  .rel-grid{grid-template-columns:1fr}
  .article-side{flex-direction:column}
  .article-meta{gap:12px;font-size:13px}
}
@media screen and (max-width:520px){
  .wrap{padding:0 16px}
  .article-title{font-size:24px}
  .article-lead{font-size:15px}
  .article-panel{padding:22px 16px;border-radius:16px}
  .article-body{font-size:15.5px;line-height:1.9}
  .btn{height:44px;padding:0 18px;font-size:14px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .recap ul{gap:12px}
  .pager a,.pager span{flex:1 1 100%}
  .article-cta .cta-actions{width:100%}
  .article-cta .cta-actions .btn{flex:1 1 auto}
}

/* roulang page: category1 */
:root{
  --bg-0:#070D18;--bg-1:#0B1526;--bg-2:#101E36;
  --glass:rgba(20,34,58,.55);
  --line:rgba(140,170,210,.14);
  --line-warm:rgba(232,163,61,.28);
  --text-1:#EAF0FA;--text-2:#A9B8CE;--text-3:#6B7C96;
  --brand:#E8A33D;--brand-2:#F5C877;--accent:#35D6C3;
  --grad-brand:linear-gradient(135deg,#E8A33D,#F5C877);
  --radius:18px;--radius-lg:24px;
  --shadow:0 22px 48px -20px rgba(0,0,0,.75);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --font-num:"DIN Alternate","JetBrains Mono",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;padding:0;font-family:var(--font-sans);background:var(--bg-0);color:var(--text-1);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:var(--text-1);text-decoration:none;transition:color .22s ease}
a:hover{color:var(--brand)}
img{max-width:100%;display:block}
button{font-family:inherit}
h1,h2,h3,h4,h5,p,ul,ol{margin:0}
ul,ol{padding:0}
.wrap{max-width:1180px;padding:0 20px;margin:0 auto;width:100%}
.row{max-width:none;margin-left:-12px;margin-right:-12px}
.row .columns{padding-left:12px;padding-right:12px}
/* ---------- 顶栏 ---------- */
.topbar{background:rgba(255,255,255,.02);border-bottom:1px solid rgba(140,170,210,.08);font-size:13px;color:var(--text-3)}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:34px;gap:16px}
.topbar-left{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-left::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent);animation:pulse 2.4s infinite;flex-shrink:0}
.topbar-right{color:var(--text-3);white-space:nowrap}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
/* ---------- 导航 ---------- */
.site-header{position:relative;z-index:90}
.site-nav{position:sticky;top:0;z-index:80;background:rgba(7,13,24,.72);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid rgba(232,163,61,.16);transition:box-shadow .3s ease,background .3s ease}
.site-nav.is-scrolled{box-shadow:0 16px 40px -24px rgba(0,0,0,.95);background:rgba(7,13,24,.9)}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo svg{width:32px;height:32px;flex-shrink:0}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.02em;color:var(--text-1)}
.logo:hover .logo-text{color:var(--brand)}
.logo-badge{display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;color:var(--brand);background:rgba(232,163,61,.12);border:1px solid var(--line-warm)}
.nav-center{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-link{position:relative;display:inline-block;padding:10px 14px;font-size:16px;font-weight:500;color:var(--text-2);border-radius:10px;transition:color .22s ease,transform .22s ease,background .22s ease}
.nav-link::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand),var(--accent));transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav-link:hover{color:var(--text-1);transform:translateY(-1px)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand)}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:transparent;padding:0;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text-1);transition:transform .25s ease,opacity .25s ease}
.nav-open .nav-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-open .nav-toggle span:nth-child(2){opacity:0}
.nav-open .nav-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 26px;border-radius:12px;font-size:15px;font-weight:600;letter-spacing:.01em;border:1px solid transparent;cursor:pointer;transition:transform .22s ease,filter .22s ease,background .22s ease,color .22s ease,box-shadow .22s ease;white-space:nowrap}
.btn-primary{background:var(--grad-brand);color:#1A1206;box-shadow:0 0 24px rgba(232,163,61,.45)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);color:#1A1206}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--line-warm);color:var(--brand)}
.btn-ghost:hover{background:rgba(232,163,61,.1);color:var(--brand-2)}
.btn-ghost:active{transform:translateY(1px)}
.btn-block{width:100%}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(232,163,61,.35)}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid rgba(232,163,61,.6);outline-offset:3px}
/* ---------- 通用 ---------- */
.section{position:relative;padding:88px 0;border-top:1px solid var(--line)}
.section.alt{background:var(--bg-1)}
.section.dark{background:var(--bg-2)}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:.18em;font-weight:600;color:var(--brand);margin-bottom:14px}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;font-size:12.5px;font-weight:600;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text-2)}
.badge-hot{background:var(--grad-brand);color:#1A1206;border-color:transparent}
.badge-new{color:var(--accent);border-color:rgba(53,214,195,.4);background:rgba(53,214,195,.08)}
.card{background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:inset 0 1px 0 rgba(255,255,255,.06);transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease}
.card:hover{border-color:var(--line-warm);transform:translateY(-4px);box-shadow:0 0 0 1px rgba(232,163,61,.25),var(--shadow)}
.sec-head{max-width:720px;margin-bottom:36px}
.sec-head h2{font-size:clamp(22px,2.6vw,34px);line-height:1.28;font-weight:700;letter-spacing:-.01em}
.sec-head p{margin-top:12px;font-size:15px;color:var(--text-2);line-height:1.85}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:var(--text-3)}
.breadcrumb .cur{color:var(--text-1)}
/* ---------- 分类页头 ---------- */
.cat-hero{position:relative;overflow:hidden;padding:64px 0 60px;border-bottom:1px solid var(--line);background:linear-gradient(135deg,#0B1526 0%,#101E36 46%,#070D18 100%)}
.cat-hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(140,170,210,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(140,170,210,.055) 1px,transparent 1px);background-size:56px 56px;pointer-events:none}
.cat-hero .wrap{position:relative;z-index:2}
.cat-hero-grid{display:grid;grid-template-columns:1fr 336px;gap:44px;align-items:center}
.cat-hero h1{font-size:clamp(28px,3.6vw,44px);line-height:1.2;font-weight:700;letter-spacing:-.02em;margin-bottom:16px}
.cat-hero h1 em{font-style:normal;color:var(--brand)}
.cat-hero-desc{font-size:15.5px;line-height:1.9;color:var(--text-2);max-width:620px}
.stat-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.stat-pill{display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.035);font-size:13px;color:var(--text-2)}
.stat-pill i{font-style:normal;font-family:var(--font-num);color:var(--accent);font-weight:700}
.cat-side{padding:22px;border-radius:var(--radius-lg)}
.cat-side h3{font-size:15px;font-weight:600;color:var(--text-1);margin-bottom:16px;display:flex;align-items:center;gap:8px}
.cat-side h3::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
.cat-side-row{display:flex;align-items:center;justify-content:space-between;padding:11px 0;border-bottom:1px dashed rgba(140,170,210,.13);font-size:14px;color:var(--text-2)}
.cat-side-row:last-of-type{border-bottom:none}
.cat-side-row b{font-family:var(--font-num);font-size:17px;color:var(--brand-2);font-weight:700}
.cat-side .btn{margin-top:16px}
/* ---------- 内容列表 ---------- */
.post-card{border-radius:var(--radius-lg);overflow:hidden;height:100%;display:flex;flex-direction:column}
.post-thumb{position:relative;display:block;aspect-ratio:16/10;overflow:hidden;background:var(--bg-2)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-thumb::after{content:"";position:absolute;inset:auto 0 0 0;height:56%;background:linear-gradient(180deg,transparent,rgba(7,13,24,.78))}
.post-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.post-meta-top{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.post-title{font-size:19px;line-height:1.5;font-weight:600;color:var(--text-1);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card:hover .post-title{color:var(--brand)}
.post-excerpt{margin-top:10px;font-size:14px;line-height:1.8;color:var(--text-3);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);border-top:1px solid var(--line)}
.post-foot .arrow{display:inline-flex;align-items:center;gap:6px;color:var(--brand);transition:transform .25s ease}
.post-card:hover .post-foot .arrow{transform:translateX(4px)}
.list-more{display:flex;justify-content:center;margin-top:16px}
.empty-state{border:1px dashed rgba(140,170,210,.22);border-radius:var(--radius-lg);padding:64px 24px;text-align:center;color:var(--text-3);background:rgba(255,255,255,.015)}
.empty-state svg{width:48px;height:48px;margin:0 auto 14px;color:var(--text-3)}
.empty-state p{font-size:14px}
/* ---------- 场景卡 ---------- */
.scene-card{padding:26px 24px;height:100%;display:flex;flex-direction:column}
.scene-ico{width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;background:rgba(232,163,61,.1);border:1px solid var(--line-warm);color:var(--brand);margin-bottom:18px}
.scene-ico svg{width:22px;height:22px}
.scene-card h3{font-size:18px;font-weight:600;line-height:1.5;margin-bottom:10px}
.scene-card p{font-size:14px;line-height:1.8;color:var(--text-3)}
.scene-tags{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.mini-tag{font-size:12px;color:var(--text-2);border:1px solid var(--line);border-radius:999px;padding:3px 10px;background:rgba(255,255,255,.03)}
/* ---------- 阅读指南 ---------- */
.guide-list{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:28px;counter-reset:g}
.guide-list li{position:relative;padding-left:0}
.guide-num{font-family:var(--font-num);font-size:34px;font-weight:700;color:var(--accent);line-height:1;margin-bottom:12px;display:block}
.guide-list h3{font-size:17px;font-weight:600;margin-bottom:8px}
.guide-list p{font-size:14px;line-height:1.85;color:var(--text-3)}
.guide-list li{border-left:2px solid rgba(53,214,195,.28);padding-left:20px}
/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:14px;background:var(--glass);margin-bottom:12px;overflow:hidden;transition:border-color .25s ease}
.faq-item[open]{border-color:var(--line-warm);border-left:3px solid var(--brand)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-size:17px;font-weight:600;color:var(--text-1);display:flex;align-items:center;justify-content:space-between;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-family:var(--font-num);font-size:20px;color:var(--brand);transition:transform .25s ease;line-height:1}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-ans{padding:0 22px 20px;font-size:14.5px;line-height:1.9;color:var(--text-2)}
/* ---------- 标签墙 ---------- */
.tag-wall{display:flex;flex-wrap:wrap;gap:12px}
.tag{display:inline-flex;align-items:center;height:38px;padding:0 18px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.03);font-size:14px;color:var(--text-2);transition:.22s ease}
.tag:hover{color:var(--brand);border-color:var(--line-warm);background:rgba(232,163,61,.08);transform:translateY(-2px)}
/* ---------- 订阅条 ---------- */
.subscribe-bar{display:grid;grid-template-columns:1fr 1.1fr;gap:32px;align-items:center;padding:34px;border-radius:var(--radius-lg);background:linear-gradient(120deg,rgba(232,163,61,.09),rgba(53,214,195,.05) 70%,transparent);border:1px solid var(--line-warm)}
.subscribe-bar h2{font-size:clamp(20px,2.2vw,26px);line-height:1.35;font-weight:700;margin-bottom:10px}
.subscribe-bar p{font-size:14px;line-height:1.85;color:var(--text-2)}
.sub-form{display:flex;gap:12px;flex-wrap:wrap}
.sub-form input{flex:1 1 200px;height:48px;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text-1);padding:0 16px;font-size:15px;transition:border-color .22s ease,box-shadow .22s ease}
.sub-form input::placeholder{color:var(--text-3)}
.sub-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(232,163,61,.18)}
.form-tip{margin-top:12px;font-size:13px;color:var(--accent);min-height:20px}
/* ---------- 编辑团队 ---------- */
.editor-card{display:grid;grid-template-columns:auto 1fr;gap:24px;padding:28px;border-radius:var(--radius-lg);align-items:center}
.avatars{display:flex}
.avatars span{width:54px;height:54px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;color:#1A1206;background:var(--grad-brand);border:2px solid var(--bg-0);margin-left:-12px}
.avatars span:first-child{margin-left:0}
.avatars span:nth-child(2){background:linear-gradient(135deg,#35D6C3,#7FE9DD)}
.avatars span:nth-child(3){background:linear-gradient(135deg,#5B7BB5,#9DB7E0)}
.editor-card h3{font-size:17px;font-weight:600;margin-bottom:8px}
.editor-card p{font-size:14px;line-height:1.85;color:var(--text-3)}
/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line);padding:64px 0 0;color:var(--text-2)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--text-3);margin:14px 0 18px;max-width:320px}
.socials{display:flex;gap:10px}
.socials a{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;border:1px solid var(--line);color:var(--text-2);transition:.22s ease}
.socials a:hover{color:var(--brand);border-color:var(--line-warm);background:rgba(232,163,61,.08)}
.socials svg{width:18px;height:18px}
.footer-col h5{font-size:15px;color:var(--text-1);margin:0 0 14px;font-weight:600}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-col a,.footer-col span{font-size:14px;color:var(--text-3)}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{border-top:1px solid var(--line);padding:20px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;font-size:13px;color:var(--text-3)}
.footer-bottom-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom-links a{color:var(--text-3)}
.footer-bottom-links a:hover{color:var(--brand)}
/* ---------- 断点 ---------- */
@media (max-width:1024px){
  .cat-hero-grid{grid-template-columns:1fr;gap:32px}
  .cat-side{max-width:520px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .guide-list{grid-template-columns:1fr;gap:24px}
  .subscribe-bar{grid-template-columns:1fr;padding:28px}
}
@media (max-width:900px){
  .nav-toggle{display:flex;order:3;margin-left:12px}
  .nav-center{position:fixed;top:0;right:0;width:276px;height:100vh;background:var(--bg-1);border-left:1px solid var(--line);flex-direction:column;align-items:stretch;gap:4px;padding:94px 20px 28px;transform:translateX(100%);transition:transform .32s ease;z-index:95;overflow-y:auto;box-shadow:-24px 0 60px rgba(0,0,0,.6)}
  .nav-open .nav-center{transform:translateX(0)}
  .nav-link{padding:12px 14px;font-size:16px;border-radius:12px}
  .nav-link::after{display:none}
  .nav-link.is-active{background:rgba(232,163,61,.1)}
  .nav-actions{margin-left:auto;gap:8px}
  .nav-actions .btn-ghost{display:none}
  .nav-actions .btn{height:40px;padding:0 16px;font-size:13.5px}
  .section{padding:64px 0}
}
@media (max-width:768px){
  .topbar-left{font-size:12px}
  .topbar-right{display:none}
  .nav-inner{height:64px;gap:14px}
  .logo-text{font-size:17px}
  .logo svg{width:28px;height:28px}
  .cat-hero{padding:44px 0 44px}
  .post-body{padding:18px 18px 20px}
  .post-title{font-size:17px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .editor-card{grid-template-columns:1fr;text-align:left}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  .logo-badge{display:none}
  .nav-actions .btn{height:38px;padding:0 13px}
  .section{padding:52px 0}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .cat-side{padding:18px}
  .subscribe-bar{padding:22px}
  .stat-pill{font-size:12px;padding:0 12px}
  .faq-item summary{font-size:15.5px;padding:16px 16px}
  .faq-item .faq-ans{padding:0 16px 16px}
}