/* roulang page: index */
:root{
  --brand:#6A2C86;
  --brand-2:#A63A78;
  --brand-3:#D9436B;
  --accent:#F2A03D;
  --grad-brand:linear-gradient(120deg,#6A2C86 0%,#A63A78 55%,#D9436B 100%);
  --ink:#1B1420;
  --body-c:#4A3F52;
  --muted:#8B7F91;
  --bg:#FBF7FA;
  --surface:#FFFFFF;
  --surface-2:#F5EEF6;
  --line:#EDE3EC;
  --ok:#2FA36B;
  --r-lg:22px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 6px 24px rgba(106,44,134,.07);
  --sh-2:0 16px 40px rgba(106,44,134,.14);
  --sp-section:88px;
  --bs-primary:#6A2C86;
  --bs-body-color:#4A3F52;
  --bs-border-radius:14px;
  --bs-link-color:#6A2C86;
  --bs-link-hover-color:#D9436B;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--body-c);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{color:var(--ink);font-weight:700;line-height:1.32;margin:0;letter-spacing:.005em}
p{margin:0 0 1em}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-3)}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:var(--r-sm)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:var(--sp-section) 0}
.section-alt{background:var(--surface-2)}
.section-tight{padding:calc(var(--sp-section) * .72) 0}
.section-head{max-width:760px;margin-bottom:38px}
.section-head h2{font-size:clamp(24px,2.6vw,32px);margin:16px 0 14px}
.section-head p{color:var(--muted);font-size:15.5px;margin:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.05em;color:var(--brand);background:#fff;border:1px solid var(--line);padding:6px 15px;border-radius:var(--r-pill)}
.eyebrow i{color:var(--brand-3);font-size:12px}
.btn-grad,.btn-ghost,.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:var(--r-pill);font-weight:600;font-size:15px;
  padding:13px 26px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,filter .2s ease;
}
.btn-grad{background:var(--grad-brand);color:#fff;box-shadow:0 10px 22px rgba(166,58,120,.26)}
.btn-grad:hover{color:#fff;transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 14px 28px rgba(166,58,120,.34)}
.btn-ghost{background:#fff;border-color:#DCC9DE;color:var(--brand)}
.btn-ghost:hover{background:var(--surface-2);border-color:var(--brand);color:var(--brand)}
.btn-soft{background:var(--surface-2);color:var(--brand)}
.btn-soft:hover{background:#EBDFEE;color:var(--brand-2)}
.btn-sm-grad{padding:10px 20px;font-size:14px}
.card-soft{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;overflow:hidden}
.card-soft::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad-brand);opacity:0;transition:opacity .25s ease}
.card-soft:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.card-soft:hover::before{opacity:1}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--brand);background:var(--surface-2);border:1px solid var(--line);padding:4px 12px;border-radius:var(--r-pill);line-height:1.6}
.chip-accent{background:#FFF4E6;border-color:#F7DCB8;color:#9A5B12}
.chip-live{background:#EAF7F0;border-color:#CBEAD9;color:#1F7A50}

/* ===== 顶部导航 ===== */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.scrolled{box-shadow:0 8px 26px rgba(106,44,134,.1)}
.topbar{background:#fff}
.topbar-inner{display:flex;align-items:center;gap:22px;min-height:74px;padding-top:10px;padding-bottom:10px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{width:42px;height:42px;border-radius:14px;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-size:17px;box-shadow:0 8px 18px rgba(166,58,120,.28)}
.brand-text strong{display:block;font-size:15.5px;color:var(--ink);line-height:1.35;letter-spacing:.01em}
.brand-text small{display:block;font-size:12px;color:var(--muted);line-height:1.5}
.hot-words{display:flex;align-items:center;gap:12px;flex:1;min-width:0}
.hot-label{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;font-weight:700;color:var(--brand-3);white-space:nowrap}
.hot-track{display:flex;gap:8px;overflow:hidden;white-space:nowrap;flex:1;mask-image:linear-gradient(90deg,#000 88%,transparent 100%)}
.hot-track span{font-size:13px;color:var(--body-c);background:var(--surface-2);border-radius:var(--r-pill);padding:4px 13px;flex-shrink:0}
.topbar-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.search-box{display:flex;align-items:center;gap:8px;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 15px;transition:border-color .2s ease,background .2s ease,box-shadow .2s ease}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(106,44,134,.1)}
.search-box i{color:var(--muted);font-size:13px}
.search-box input{border:0;background:transparent;outline:none;font-size:14px;color:var(--ink);width:150px;font-family:inherit}
.search-box input::placeholder{color:#A99CB0}
.menu-btn{width:44px;height:44px;border-radius:14px;border:1px solid var(--line);background:#fff;color:var(--brand);font-size:17px;display:grid;place-items:center;cursor:pointer;transition:background .2s ease}
.menu-btn:hover{background:var(--surface-2)}
.navrow{border-top:1px solid var(--line);background:#fff}
.navrow-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:52px}
.main-nav{display:flex;align-items:center;gap:6px}
.nav-item{position:relative;display:inline-flex;align-items:center;gap:7px;font-size:14.5px;font-weight:600;color:var(--body-c);padding:14px 16px;border-radius:var(--r-sm);transition:color .2s ease,background .2s ease}
.nav-item::after{content:"";position:absolute;left:16px;right:16px;bottom:6px;height:2px;border-radius:2px;background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav-item:hover{color:var(--brand)}
.nav-item:hover::after{transform:scaleX(1)}
.nav-item.is-active{color:var(--brand)}
.nav-item.is-active::after{transform:scaleX(1)}
.nav-meta{display:flex;align-items:center;gap:20px;font-size:13.5px;color:var(--muted)}
.nav-meta a{color:var(--muted);font-weight:500}
.nav-meta a:hover{color:var(--brand)}
.offcanvas{border-top-left-radius:var(--r-lg);border-bottom-left-radius:var(--r-lg)}
.offcanvas-header{border-bottom:1px solid var(--line)}
.offcanvas-title{font-size:16px;color:var(--ink)}
.m-link{display:block;padding:13px 4px;font-size:15px;font-weight:600;color:var(--body-c);border-bottom:1px dashed var(--line)}
.m-link:hover{color:var(--brand)}
.m-sub{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 22px}
.m-sub a{font-size:13px;color:var(--muted);background:var(--surface-2);border-radius:var(--r-pill);padding:6px 13px}

/* ===== Hero ===== */
.hero{position:relative;padding:54px 0 76px;color:#fff;overflow:hidden;
  background-image:linear-gradient(120deg,rgba(24,17,30,.94) 0%,rgba(106,44,134,.86) 55%,rgba(217,67,107,.8) 100%),url('/assets/images/4aa4d57deeebf060.webp');
  background-size:cover;background-position:center;
}
.hero::after{content:"";position:absolute;right:-140px;bottom:-180px;width:460px;height:460px;border-radius:50%;background:radial-gradient(circle,rgba(242,160,61,.28),transparent 68%);pointer-events:none}
.hero-bento{position:relative;z-index:2;display:grid;grid-template-columns:1.65fr .85fr .85fr;gap:20px;align-items:stretch}
.hero-main{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-lg);padding:34px 32px;backdrop-filter:blur(6px)}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;letter-spacing:.06em;color:#F6D9E5;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:var(--r-pill);padding:6px 15px}
.hero h1{color:#fff;font-size:clamp(27px,3.6vw,42px);line-height:1.26;margin:18px 0 16px;letter-spacing:-.01em}
.hero-lead{color:rgba(255,255,255,.84);font-size:15.5px;line-height:1.9;margin:0 0 24px;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.hero-actions .btn-ghost{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.42);color:#fff}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.2);border-color:#fff;color:#fff}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px}
.hero-facts li{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:rgba(255,255,255,.82);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-pill);padding:5px 13px}
.hero-facts i{color:var(--accent);font-size:12px}
.hero-ring-card,.hero-tiers{background:#fff;border-radius:var(--r-lg);padding:26px 22px;color:var(--body-c);box-shadow:var(--sh-2);display:flex;flex-direction:column;justify-content:center}
.hero-ring-card h2,.hero-tiers h2{font-size:15px;color:var(--ink);margin-bottom:6px;text-align:center}
.ring{width:158px;height:158px;border-radius:50%;margin:6px auto 14px;display:grid;place-items:center;
  background:conic-gradient(from -90deg,#D9436B 0%,#F2A03D 68%,#EFE5F0 68%,#EFE5F0 100%)}
.ring-inner{width:118px;height:118px;border-radius:50%;background:#fff;display:grid;place-items:center;text-align:center;line-height:1.2}
.ring-num{font-size:30px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums}
.ring-unit{display:block;font-size:11.5px;color:var(--muted);letter-spacing:.04em}
.ring-note{font-size:12.5px;color:var(--muted);text-align:center;margin:0}
.tier-list{display:grid;gap:9px;margin:12px 0 18px}
.tier-list li{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--body-c);background:var(--surface-2);border-radius:var(--r-md);padding:9px 12px;line-height:1.5}
.tier-list i{color:var(--brand-3);font-size:12px}
.tier-list b{color:var(--ink);font-weight:700}

/* ===== 指标看板 ===== */
.stats-band{padding:0 0 var(--sp-section)}
.stats-inner{margin-top:-34px;position:relative;z-index:3}
.stats-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px 20px;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.stat-num{display:block;font-size:38px;font-weight:800;color:var(--brand);line-height:1;font-variant-numeric:tabular-nums}
.stat-num small{font-size:13px;font-weight:600;color:var(--muted);margin-left:4px}
.stat-label{display:block;font-size:13px;color:var(--muted);margin-top:9px}

/* ===== 频道矩阵 ===== */
.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.channel-card{display:flex;flex-direction:column;gap:10px;padding:24px 22px;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1);position:relative;overflow:hidden;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.channel-card::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--grad-brand);opacity:0;transition:opacity .25s ease}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#E0CFE3}
.channel-card:hover::before{opacity:1}
.channel-icon{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;font-size:17px;color:#fff;background:var(--grad-brand)}
.channel-card h3{font-size:16px;color:var(--ink)}
.channel-card p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.75}
.channel-foot{display:flex;align-items:center;justify-content:space-between;margin-top:6px;font-size:12.5px;color:var(--brand);font-weight:600}
.channel-foot .count{color:var(--muted);font-weight:500}
.matrix-more{display:flex;justify-content:center;margin-top:32px}

/* ===== 热词标签 ===== */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-cloud a,.tag-cloud span{font-size:13.5px;color:var(--body-c);background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 17px;transition:all .2s ease}
.tag-cloud a:hover,.tag-cloud span:hover{background:var(--grad-brand);color:#fff;border-color:transparent;box-shadow:0 8px 18px rgba(166,58,120,.24)}

/* ===== 场景专题 ===== */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.scene-card{display:grid;grid-template-columns:170px 1fr;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:16px;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.scene-card img{width:100%;height:100%;min-height:150px;object-fit:cover;border-radius:var(--r-md)}
.scene-body h3{font-size:17px;margin-bottom:8px}
.scene-body p{font-size:13.5px;color:var(--muted);margin:0 0 12px;line-height:1.8}
.scene-links{display:grid;gap:7px}
.scene-links a{font-size:13px;color:var(--brand);display:inline-flex;align-items:flex-start;gap:7px;line-height:1.6}
.scene-links a::before{content:"\f0da";font-family:"Font Awesome 6 Free";font-weight:900;font-size:10px;color:var(--brand-3);margin-top:5px}
.scene-links a:hover{color:var(--brand-3)}

/* ===== 结果对比 ===== */
.compare-grid{display:grid;grid-template-columns:1fr 64px 1fr;align-items:center;gap:18px}
.compare-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 26px;box-shadow:var(--sh-1);height:100%}
.compare-card.win{border-color:#DCC9DE;background:linear-gradient(180deg,#fff,#FBF5FC)}
.compare-card h3{font-size:18px;margin-bottom:6px}
.compare-card .sub{font-size:13px;color:var(--muted);margin-bottom:18px;display:block}
.compare-list{display:grid;gap:12px}
.compare-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;line-height:1.7}
.compare-list i{width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:10px;flex-shrink:0;margin-top:4px}
.i-yes{background:#EAF7F0;color:#1F7A50}
.i-no{background:#FDECEF;color:#C0334E}
.vs-badge{width:58px;height:58px;border-radius:50%;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px;margin:0 auto;box-shadow:0 12px 26px rgba(166,58,120,.28);letter-spacing:.03em}

/* ===== 里程碑 ===== */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding-top:18px}
.timeline::before{content:"";position:absolute;left:8%;right:8%;top:30px;height:2px;background:linear-gradient(90deg,#EDE3EC,#DCC9DE,#EDE3EC)}
.tl-item{position:relative;text-align:center;padding-top:44px}
.tl-dot{position:absolute;top:0;left:50%;transform:translateX(-50%);width:26px;height:26px;border-radius:50%;background:var(--grad-brand);box-shadow:0 0 0 6px #FBF7FA}
.tl-item h3{font-size:15.5px;margin-bottom:8px}
.tl-item p{font-size:13px;color:var(--muted);margin:0;line-height:1.75}
.tl-item .tl-year{display:inline-block;font-size:12px;font-weight:700;color:var(--brand);background:var(--surface-2);border-radius:var(--r-pill);padding:2px 12px;margin-bottom:10px}

/* ===== 资讯列表 ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.post-thumb{display:block;aspect-ratio:4/3;overflow:hidden;background:var(--surface-2)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{font-size:16.5px;line-height:1.55;margin:0}
.post-body h3 a{color:var(--ink)}
.post-body h3 a:hover{color:var(--brand)}
.post-body p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:6px;font-size:12.5px;color:var(--muted)}
.post-meta .go{color:var(--brand);font-weight:600}
.empty-state{background:var(--surface-2);border:1px dashed #DCC9DE;border-radius:var(--r-lg);padding:52px 24px;text-align:center;color:var(--muted)}
.empty-state strong{display:block;color:var(--ink);font-size:16px;margin-bottom:6px}
.empty-state span{font-size:13px}

/* ===== 编辑精选 ===== */
.editor-list{display:grid;gap:16px}
.editor-item{display:grid;grid-template-columns:76px 1fr;gap:20px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px 24px;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease}
.editor-item:hover{transform:translateX(4px);box-shadow:var(--sh-2)}
.editor-no{font-size:40px;font-weight:800;color:#E7DAE9;line-height:1;font-variant-numeric:tabular-nums}
.editor-item h3{font-size:17px;margin-bottom:8px}
.editor-item h3 a{color:var(--ink)}
.editor-item h3 a:hover{color:var(--brand)}
.editor-item p{font-size:13.5px;color:var(--muted);margin:0 0 10px;line-height:1.75}
.editor-tags{display:flex;flex-wrap:wrap;gap:8px}

/* ===== 平台保障 ===== */
.support-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.support-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 22px;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease}
.support-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.support-card i{font-size:20px;color:var(--brand);margin-bottom:14px;display:block}
.support-card h3{font-size:15.5px;margin-bottom:8px}
.support-card p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.75}

/* ===== 快速解答 ===== */
.answer-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.answer-card{background:#fff;border:1px solid var(--line);border-left:3px solid transparent;border-radius:var(--r-md);padding:22px 24px;box-shadow:var(--sh-1);transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease}
.answer-card:hover{border-left-color:var(--brand-3);transform:translateY(-2px);box-shadow:var(--sh-2)}
.answer-card h3{font-size:15.5px;margin-bottom:8px}
.answer-card p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.8}

/* ===== 用户口碑 ===== */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px 24px;box-shadow:var(--sh-1)}
.review-card::before{content:"\201C";position:absolute;right:22px;top:6px;font-size:56px;line-height:1;color:#F0E4F2;font-family:Georgia,serif}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-weight:700;font-size:15px}
.review-head strong{display:block;font-size:14.5px;color:var(--ink)}
.review-head small{display:block;font-size:12px;color:var(--muted)}
.stars{color:var(--accent);font-size:12px;letter-spacing:2px;margin-bottom:10px}
.review-card p{font-size:13.8px;color:var(--body-c);margin:0;line-height:1.85;position:relative;z-index:1}

/* ===== FAQ ===== */
.faq-acc .accordion-item{border:1px solid var(--line);border-radius:var(--r-md) !important;margin-bottom:12px;overflow:hidden;background:#fff;box-shadow:var(--sh-1)}
.faq-acc .accordion-button{font-size:15.5px;font-weight:600;color:var(--ink);background:#fff;padding:20px 24px;box-shadow:none;border-left:3px solid transparent}
.faq-acc .accordion-button:not(.collapsed){color:var(--brand);background:#fff;border-left-color:var(--brand-3)}
.faq-acc .accordion-button:focus{box-shadow:none;outline:2px solid var(--brand);outline-offset:-2px}
.faq-acc .accordion-button::after{width:14px;height:14px;background-size:14px;transition:transform .3s ease}
.faq-acc .accordion-body{padding:0 24px 22px;font-size:14px;color:var(--muted);line-height:1.85}

/* ===== 转化表单 ===== */
.convert{background:linear-gradient(135deg,#F5EEF6 0%,#FBF1F6 50%,#FDF3EE 100%);position:relative;overflow:hidden}
.convert::after{content:"";position:absolute;left:-120px;top:-120px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(106,44,134,.12),transparent 70%)}
.form-card{position:relative;z-index:2;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:38px 36px;box-shadow:var(--sh-2)}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.form-field{display:flex;flex-direction:column;gap:7px}
.form-field.full{grid-column:1 / -1}
.form-field label{font-size:13px;font-weight:600;color:var(--ink)}
.form-field input,.form-field select,.form-field textarea{
  font-family:inherit;font-size:14px;color:var(--ink);background:var(--bg);
  border:1px solid var(--line);border-radius:var(--r-md);padding:12px 15px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(106,44,134,.1)}
.form-field textarea{resize:vertical;min-height:104px}
.form-note{font-size:12.5px;color:var(--muted);margin:14px 0 0;line-height:1.7}
.form-tip{font-size:13px;color:var(--ok);margin:12px 0 0;min-height:20px}

/* ===== 收尾 CTA ===== */
.cta-bar{background:var(--grad-brand);border-radius:var(--r-lg);padding:40px 40px;display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;box-shadow:0 20px 46px rgba(166,58,120,.28);position:relative;overflow:hidden}
.cta-bar::after{content:"";position:absolute;right:-80px;top:-80px;width:240px;height:240px;border-radius:50%;background:rgba(255,255,255,.12)}
.cta-bar h2{color:#fff;font-size:clamp(20px,2.4vw,27px);margin-bottom:8px}
.cta-bar p{color:rgba(255,255,255,.82);margin:0;font-size:14px}
.cta-form{display:flex;gap:10px;flex-wrap:wrap;position:relative;z-index:2}
.cta-form input{font-family:inherit;border:0;border-radius:var(--r-pill);padding:13px 22px;font-size:14px;min-width:240px;outline:none;color:var(--ink)}
.cta-form button{border:0;border-radius:var(--r-pill);padding:13px 26px;font-size:14.5px;font-weight:700;background:#fff;color:var(--brand);cursor:pointer;transition:transform .2s ease,box-shadow .2s ease}
.cta-form button:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(0,0,0,.18)}

/* ===== 页脚 ===== */
.site-footer{background:#1B1420;color:rgba(255,255,255,.68);padding:60px 0 0;margin-top:var(--sp-section)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:42px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{box-shadow:none}
.footer-brand strong{color:#fff;font-size:15px;line-height:1.4;display:block}
.footer-brand small{font-size:12px;color:rgba(255,255,255,.5)}
.footer-about{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.6);margin:0}
.footer-col h3{font-size:14px;color:#fff;margin-bottom:16px}
.footer-col a,.footer-col span{display:block;font-size:13.5px;color:rgba(255,255,255,.6);margin-bottom:10px;line-height:1.6}
.footer-col a:hover{color:#fff}
.footer-18{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;align-items:center;gap:12px;font-size:12.5px;color:rgba(255,255,255,.55)}
.badge-18{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:10px;background:rgba(217,67,107,.18);color:#F6A8BC;font-weight:800;font-size:12px;flex-shrink:0}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.45)}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .hero-bento{grid-template-columns:1.35fr .8fr .8fr}
  .stats-grid{grid-template-columns:repeat(5,1fr)}
  .channel-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:991px){
  :root{--sp-section:56px}
  .hot-words{display:none}
  .nav-meta{display:none}
  .search-box input{width:110px}
  .hero-bento{grid-template-columns:1fr 1fr}
  .hero-main{grid-column:1 / -1}
  .stats-grid{grid-template-columns:repeat(3,1fr)}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .support-grid{grid-template-columns:repeat(2,1fr)}
  .review-grid{grid-template-columns:1fr}
  .scene-grid{grid-template-columns:1fr}
  .compare-grid{grid-template-columns:1fr;gap:14px}
  .vs-badge{margin:4px auto}
  .timeline{grid-template-columns:repeat(2,1fr);gap:26px}
  .timeline::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-bar{padding:32px 28px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .topbar-inner{min-height:66px;gap:12px}
  .brand-text strong{font-size:13.5px}
  .brand-text small{font-size:11px}
  .search-box{display:none}
  .hero{padding:36px 0 58px}
  .hero-main{padding:26px 22px}
  .hero-lead{font-size:14.5px}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .stat-num{font-size:30px}
  .stat-card{padding:18px 16px}
  .channel-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .support-grid{grid-template-columns:1fr}
  .answer-grid{grid-template-columns:1fr}
  .scene-card{grid-template-columns:1fr}
  .scene-card img{min-height:180px}
  .form-grid{grid-template-columns:1fr}
  .form-card{padding:26px 20px}
  .editor-item{grid-template-columns:1fr;gap:10px;padding:20px}
  .editor-no{font-size:30px}
  .timeline{grid-template-columns:1fr}
  .tl-item{text-align:left;padding-top:0;padding-left:44px}
  .tl-dot{left:0;top:2px;transform:none}
  .cta-bar{padding:28px 22px}
  .cta-form{width:100%}
  .cta-form input{min-width:0;flex:1 1 100%}
  .cta-form button{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:575px){
  :root{--sp-section:44px}
  .section-head h2{font-size:22px}
  .hero h1{font-size:24px}
  .ring{width:132px;height:132px}
  .ring-inner{width:98px;height:98px}
  .ring-num{font-size:25px}
  .review-card{padding:22px 20px}
  .faq-acc .accordion-button{padding:16px 18px;font-size:14.5px}
  .faq-acc .accordion-body{padding:0 18px 18px}
}

/* roulang page: article */
:root{
  --brand:#6A2C86;
  --brand-2:#A63A78;
  --brand-3:#D9436B;
  --accent:#F2A03D;
  --grad-brand:linear-gradient(120deg,#6A2C86 0%,#A63A78 55%,#D9436B 100%);
  --ink:#1B1420;
  --body-c:#4A3F52;
  --muted:#8B7F91;
  --bg:#FBF7FA;
  --surface:#FFFFFF;
  --surface-2:#F5EEF6;
  --line:#EDE3EC;
  --ok:#2FA36B;
  --r-lg:22px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 6px 24px rgba(106,44,134,.07);
  --sh-2:0 16px 40px rgba(106,44,134,.14);
  --sp-section:88px;
  --bs-primary:#6A2C86;
  --bs-body-color:#4A3F52;
  --bs-border-radius:14px;
  --bs-link-color:#6A2C86;
  --bs-link-hover-color:#D9436B;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--body-c);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-3)}
img{max-width:100%;display:block;height:auto}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1em}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:var(--sp-section) 0}
.section-alt{background:var(--surface-2)}
.section-tight{padding:calc(var(--sp-section) * .6) 0}
.section-head{max-width:760px;margin-bottom:38px}
.section-head h2{font-size:clamp(24px,2.6vw,32px);margin:16px 0 14px;color:var(--ink);line-height:1.35}
.section-head p{color:var(--muted);font-size:15.5px;margin:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.04em;color:var(--brand);background:#fff;border:1px solid var(--line);padding:6px 15px;border-radius:var(--r-pill)}
.eyebrow i{color:var(--brand-3);font-size:12px}
.btn-grad,.btn-ghost,.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:var(--r-pill);font-weight:600;font-size:15px;
  padding:13px 26px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,filter .2s ease;
}
.btn-grad{background:var(--grad-brand);color:#fff;box-shadow:0 10px 22px rgba(166,58,120,.26)}
.btn-grad:hover{color:#fff;transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 14px 28px rgba(166,58,120,.34)}
.btn-grad:active{transform:translateY(0);filter:brightness(.98)}
.btn-ghost{background:#fff;border-color:#DCC9DE;color:var(--brand)}
.btn-ghost:hover{background:var(--surface-2);border-color:var(--brand);color:var(--brand)}
.btn-soft{background:var(--surface-2);color:var(--brand)}
.btn-soft:hover{background:#EBDFEE;color:var(--brand-2)}
.btn-sm-grad{padding:10px 20px;font-size:14px}
.card-soft{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;overflow:hidden}
.card-soft::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad-brand);opacity:0;transition:opacity .25s ease}
.card-soft:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.card-soft:hover::before{opacity:1}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--brand);background:var(--surface-2);border:1px solid var(--line);padding:4px 12px;border-radius:var(--r-pill);line-height:1.6}
.chip-accent{background:#FFF4E6;border-color:#F7DCB8;color:#9A5B12}
.chip-live{background:#EAF7F0;border-color:#CBEAD9;color:#1F7A50}
/* ===== 顶部导航 ===== */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.scrolled{box-shadow:0 8px 26px rgba(106,44,134,.1)}
.topbar{background:#fff}
.topbar-inner{display:flex;align-items:center;gap:22px;min-height:74px;padding-top:10px;padding-bottom:10px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{width:42px;height:42px;border-radius:14px;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-size:17px;box-shadow:0 8px 18px rgba(166,58,120,.28)}
.brand-text strong{display:block;font-size:15.5px;color:var(--ink);line-height:1.35;letter-spacing:.01em}
.brand-text small{display:block;font-size:12px;color:var(--muted);line-height:1.5}
.topbar-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;margin-left:auto}
.search-box{display:flex;align-items:center;gap:8px;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 15px;transition:border-color .2s ease,background .2s ease,box-shadow .2s ease}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(106,44,134,.1)}
.search-box i{color:var(--muted);font-size:13px}
.search-box input{border:0;background:transparent;outline:none;font-size:14px;color:var(--ink);width:150px}
.search-box input::placeholder{color:#A99CB0}
.menu-btn{width:44px;height:44px;border-radius:14px;border:1px solid var(--line);background:#fff;color:var(--brand);font-size:17px;display:grid;place-items:center;cursor:pointer;transition:background .2s ease}
.menu-btn:hover{background:var(--surface-2)}
.navrow{border-top:1px solid var(--line);background:#fff}
.navrow-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:52px}
.main-nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.nav-item{position:relative;display:inline-flex;align-items:center;gap:7px;font-size:14.5px;font-weight:600;color:var(--body-c);padding:14px 16px;border-radius:var(--r-sm);transition:color .2s ease,background .2s ease}
.nav-item::after{content:"";position:absolute;left:16px;right:16px;bottom:6px;height:2px;border-radius:2px;background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav-item:hover{color:var(--brand)}
.nav-item:hover::after{transform:scaleX(1)}
.nav-item.is-active{color:var(--brand)}
.nav-item.is-active::after{transform:scaleX(1)}
.nav-meta{display:flex;align-items:center;gap:20px;font-size:13.5px;color:var(--muted)}
.nav-meta a{color:var(--muted);font-weight:500}
.nav-meta a:hover{color:var(--brand)}
.offcanvas{border-top-left-radius:var(--r-lg);border-bottom-left-radius:var(--r-lg)}
.offcanvas-header{border-bottom:1px solid var(--line)}
.offcanvas-title{font-size:16px;color:var(--ink)}
.offcanvas-body .nav-item{width:100%;justify-content:flex-start;padding:13px 14px;border:1px solid var(--line);margin-bottom:10px}
.offcanvas-body .nav-item::after{display:none}
.offcanvas-body .search-box{width:100%;margin-bottom:14px}
.offcanvas-body .search-box input{width:100%}
/* ===== 面包屑 ===== */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.crumb-inner{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:16px 0;font-size:13.5px;color:var(--muted)}
.crumb-inner a{color:var(--muted);font-weight:500}
.crumb-inner a:hover{color:var(--brand)}
.crumb-inner i{font-size:10px;color:#C6B9CB}
.crumb-inner .crumb-current{color:var(--brand);font-weight:600}
/* ===== 文章标题区 ===== */
.article-hero{background:linear-gradient(180deg,#F7F0F8 0%,#FBF7FA 100%);border-bottom:1px solid var(--line);padding:46px 0 52px}
.article-hero-inner{max-width:880px}
.article-hero h1{
  font-size:clamp(26px,3.1vw,42px);
  line-height:1.32;
  color:var(--ink);
  font-weight:800;
  letter-spacing:-.01em;
  margin:16px 0 20px;
}
.article-lead{font-size:16.5px;color:var(--body-c);max-width:780px;margin:0 0 26px}
.article-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13.5px;color:var(--muted)}
.article-meta .meta-sep{color:#D6C9DA}
.meta-avatar{width:34px;height:34px;border-radius:50%;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700;flex-shrink:0}
.meta-author{color:var(--ink);font-weight:600}
.meta-badge{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);padding:5px 13px;font-size:12.5px;font-weight:600;color:var(--brand)}
.meta-badge i{font-size:11px;color:var(--brand-3)}
/* ===== 正文布局 ===== */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:52px;align-items:start}
.article-main{min-width:0}
.article-cover{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);margin-bottom:36px;background:var(--surface-2)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-cover figcaption{font-size:12px;font-style:italic;color:var(--muted);padding:12px 18px;background:#fff;border-top:1px solid var(--line)}
/* 要点摘要 */
.keypoints{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:var(--r-md);padding:26px 28px;box-shadow:var(--sh-1);margin-bottom:38px}
.keypoints h2{font-size:17px;color:var(--ink);margin:0 0 16px;display:flex;align-items:center;gap:9px}
.keypoints h2 i{color:var(--brand-3);font-size:15px}
.keypoints ul li{position:relative;padding-left:24px;margin-bottom:10px;font-size:15px;color:var(--body-c);line-height:1.75}
.keypoints ul li:last-child{margin-bottom:0}
.keypoints ul li::before{content:"\f058";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:2px;font-size:13px;color:var(--brand-2)}
/* 正文排版 */
.prose{max-width:760px;font-size:17px;line-height:1.9;color:var(--body-c)}
.prose p{margin:0 0 1.5em}
.prose h2{position:relative;font-size:clamp(21px,2.2vw,27px);line-height:1.4;color:var(--ink);font-weight:800;margin:2em 0 .8em;padding-left:16px}
.prose h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--grad-brand)}
.prose h3{font-size:20px;color:var(--ink);font-weight:700;margin:1.7em 0 .7em}
.prose h4{font-size:17px;color:var(--brand);font-weight:700;margin:1.5em 0 .6em}
.prose a{color:var(--brand);border-bottom:1px solid rgba(106,44,134,.28)}
.prose a:hover{color:var(--brand-3);border-bottom-color:var(--brand-3)}
.prose ul,.prose ol{margin:0 0 1.5em;padding-left:0}
.prose ul li,.prose ol li{position:relative;padding-left:22px;margin-bottom:.6em;line-height:1.85}
.prose ul li::before{content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--brand-2)}
.prose ol{counter-reset:prose-ol}
.prose ol li{counter-increment:prose-ol}
.prose ol li::before{content:counter(prose-ol);position:absolute;left:0;top:.18em;width:18px;height:18px;border-radius:50%;background:var(--surface-2);color:var(--brand);font-size:11px;font-weight:700;display:grid;place-items:center}
.prose blockquote{margin:1.8em 0;padding:20px 24px;background:var(--surface-2);border-left:4px solid var(--brand);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--ink);font-size:16px}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{border-radius:var(--r-md);margin:1.6em 0;border:1px solid var(--line)}
.prose table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px}
.prose th,.prose td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.prose th{background:var(--surface-2);color:var(--ink);font-weight:700}
.prose code{background:var(--surface-2);color:var(--brand-2);padding:2px 7px;border-radius:6px;font-size:.92em}
.prose hr{border:0;height:1px;background:var(--line);margin:2.4em 0}
/* 标签 */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:44px 0 0;padding-top:30px;border-top:1px solid var(--line)}
.tag-row .chip{font-size:13px;padding:7px 15px;transition:background .2s ease,color .2s ease,border-color .2s ease}
.tag-row .chip:hover{background:var(--grad-brand);color:#fff;border-color:transparent}
/* 侧栏 */
.article-side{position:relative}
.side-sticky{position:sticky;top:132px;display:flex;flex-direction:column;gap:22px}
.toc-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:22px 22px 18px}
.toc-card h3{font-size:14px;color:var(--ink);font-weight:700;margin:0 0 14px;display:flex;align-items:center;gap:8px}
.toc-card h3 i{color:var(--brand-3);font-size:13px}
.toc-card a{display:block;font-size:13.5px;color:var(--body-c);padding:8px 10px;border-radius:var(--r-sm);border-left:2px solid transparent;transition:background .2s ease,color .2s ease,border-color .2s ease}
.toc-card a:hover{background:var(--surface-2);color:var(--brand);border-left-color:var(--brand)}
.side-note{background:var(--grad-brand);border-radius:var(--r-lg);padding:24px;color:#fff;box-shadow:var(--sh-2)}
.side-note h3{font-size:16px;margin:0 0 10px;color:#fff;font-weight:700}
.side-note p{font-size:13.5px;line-height:1.75;color:rgba(255,255,255,.86);margin:0 0 16px}
.side-note .btn-white{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--brand);font-weight:700;font-size:13.5px;padding:10px 18px;border-radius:var(--r-pill);transition:transform .2s ease,box-shadow .2s ease}
.side-note .btn-white:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(0,0,0,.18);color:var(--brand-2)}
.side-facts{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:20px 22px;box-shadow:var(--sh-1)}
.side-facts h3{font-size:14px;color:var(--ink);margin:0 0 14px;font-weight:700}
.side-facts dl{margin:0;display:grid;gap:11px}
.side-facts dt{font-size:12.5px;color:var(--muted);margin:0}
.side-facts dd{margin:2px 0 0;font-size:14px;color:var(--ink);font-weight:600}
.toc-mobile{display:none;margin-bottom:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:14px 18px;box-shadow:var(--sh-1)}
.toc-mobile summary{cursor:pointer;font-size:14.5px;font-weight:700;color:var(--brand);list-style:none;display:flex;align-items:center;justify-content:space-between}
.toc-mobile summary::-webkit-details-marker{display:none}
.toc-mobile summary::after{content:"\f107";font-family:"Font Awesome 6 Free";font-weight:900;transition:transform .2s ease}
.toc-mobile[open] summary::after{transform:rotate(180deg)}
.toc-mobile a{display:block;font-size:14px;color:var(--body-c);padding:9px 0;border-bottom:1px dashed var(--line)}
.toc-mobile a:last-child{border-bottom:0}
/* 空状态 */
.empty-state{background:#fff;border:1px dashed #DCC9DE;border-radius:var(--r-lg);padding:60px 30px;text-align:center;box-shadow:var(--sh-1)}
.empty-state i{font-size:34px;color:#C6B9CB;margin-bottom:16px;display:block}
.empty-state h2{font-size:22px;color:var(--ink);margin:0 0 10px}
.empty-state p{color:var(--muted);font-size:15px;margin:0 0 22px}
/* 相关推荐 */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.related-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;height:100%}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.related-thumb{position:relative;overflow:hidden}
.related-thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .45s ease}
.related-card:hover .related-thumb img{transform:scale(1.05)}
.related-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.related-body h3{font-size:16.5px;line-height:1.5;color:var(--ink);margin:0;font-weight:700}
.related-body p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.7}
.related-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted)}
.related-foot i{color:var(--brand);transition:transform .2s ease}
.related-card:hover .related-foot i{transform:translateX(4px)}
/* 上下篇 */
.pn-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.pn-card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px 24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.pn-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#DCC9DE}
.pn-card span{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--muted);font-weight:600;margin-bottom:8px}
.pn-card strong{display:block;font-size:16px;color:var(--ink);line-height:1.55;font-weight:700}
.pn-card.is-next{text-align:right}
.pn-card.is-next span{justify-content:flex-end}
/* 订阅条 */
.subscribe-bar{background:var(--grad-brand);border-radius:var(--r-lg);padding:38px 40px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;box-shadow:var(--sh-2)}
.subscribe-bar h2{font-size:clamp(20px,2.2vw,26px);color:#fff;margin:0 0 8px;font-weight:800;line-height:1.35}
.subscribe-bar p{color:rgba(255,255,255,.86);font-size:14px;margin:0}
.subscribe-form{display:flex;gap:10px;flex-wrap:wrap}
.subscribe-form input{border:0;border-radius:var(--r-pill);padding:13px 20px;min-width:250px;font-size:14.5px;color:var(--ink);background:#fff;outline:none}
.subscribe-form input::placeholder{color:#A99CB0}
.subscribe-form input:focus{box-shadow:0 0 0 3px rgba(255,255,255,.45)}
.subscribe-form button{border:0;border-radius:var(--r-pill);padding:13px 26px;font-weight:700;font-size:14.5px;color:var(--brand);background:#fff;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,color .2s ease}
.subscribe-form button:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(0,0,0,.18);color:var(--brand-3)}
/* 页脚 */
.site-footer{background:#1B1420;color:#CBBFD2;padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer-brand .brand-mark{width:42px;height:42px;border-radius:14px;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-size:17px;flex-shrink:0}
.footer-brand strong{display:block;color:#fff;font-size:15px;line-height:1.4}
.footer-brand small{display:block;color:#9C8CA6;font-size:12px;line-height:1.6}
.footer-about{font-size:13.5px;line-height:1.85;color:#9C8CA6;margin:0;max-width:420px}
.footer-col h3{font-size:14px;color:#fff;margin:0 0 16px;font-weight:700}
.footer-col a,.footer-col span{display:block;font-size:13.5px;color:#9C8CA6;margin-bottom:11px;line-height:1.6}
.footer-col a:hover{color:#F0B6CB}
.footer-18{display:flex;align-items:flex-start;gap:12px;padding:20px 0;border-top:1px solid rgba(255,255,255,.09);font-size:12.5px;color:#9C8CA6;line-height:1.8}
.badge-18{flex-shrink:0;background:var(--brand-3);color:#fff;font-weight:800;font-size:11px;padding:3px 9px;border-radius:6px;letter-spacing:.04em}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.09);font-size:12.5px;color:#7E7189}
/* 响应式 */
@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,1fr) 268px;gap:36px}
}
@media (max-width:991.98px){
  :root{--sp-section:56px}
  .nav-meta{display:none}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0}
  .article-side{display:none}
  .toc-mobile{display:block}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .subscribe-bar{padding:30px 26px}
  .search-box input{width:120px}
}
@media (max-width:767.98px){
  :root{--sp-section:44px}
  .topbar-inner{flex-wrap:wrap;gap:12px;min-height:auto;padding-top:12px;padding-bottom:12px}
  .topbar-actions{width:100%;margin-left:0}
  .search-box{flex:1}
  .search-box input{width:100%}
  .article-hero{padding:32px 0 38px}
  .article-hero h1{font-size:24px}
  .prose{font-size:16px}
  .related-grid{grid-template-columns:1fr}
  .pn-grid{grid-template-columns:1fr}
  .pn-card.is-next{text-align:left}
  .pn-card.is-next span{justify-content:flex-start}
  .keypoints{padding:22px}
  .subscribe-form{width:100%}
  .subscribe-form input{flex:1;min-width:0}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:575.98px){
  .container{padding:0 16px}
  .article-cover figcaption{font-size:11.5px}
  .related-grid{gap:18px}
  .tag-row{gap:8px}
}

/* roulang page: category1 */
:root{
  --brand:#6A2C86;
  --brand-2:#A63A78;
  --brand-3:#D9436B;
  --accent:#F2A03D;
  --grad-brand:linear-gradient(120deg,#6A2C86 0%,#A63A78 55%,#D9436B 100%);
  --ink:#1B1420;
  --body-c:#4A3F52;
  --muted:#8B7F91;
  --bg:#FBF7FA;
  --surface:#FFFFFF;
  --surface-2:#F5EEF6;
  --line:#EDE3EC;
  --ok:#2FA36B;
  --r-lg:22px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 6px 24px rgba(106,44,134,.07);
  --sh-2:0 16px 40px rgba(106,44,134,.14);
  --sp-section:88px;
  --bs-primary:#6A2C86;
  --bs-body-color:#4A3F52;
  --bs-border-radius:14px;
  --bs-link-color:#6A2C86;
  --bs-link-hover-color:#D9436B;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--body-c);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-3)}
h1,h2,h3,h4{color:var(--ink);font-weight:700;line-height:1.35;margin:0 0 14px}
p{margin:0 0 14px}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:var(--sp-section) 0}
.section-alt{background:var(--surface-2)}
.section-tight{padding:calc(var(--sp-section) * .72) 0}
.section-head{max-width:780px;margin-bottom:38px}
.section-head h2{font-size:clamp(24px,2.6vw,32px);margin:16px 0 14px}
.section-head p{color:var(--muted);font-size:15.5px;margin:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.05em;color:var(--brand);background:#fff;border:1px solid var(--line);padding:6px 15px;border-radius:var(--r-pill)}
.eyebrow i{color:var(--brand-3);font-size:12px}
.btn-grad,.btn-ghost,.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:var(--r-pill);font-weight:600;font-size:15px;
  padding:13px 26px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,filter .2s ease;
}
.btn-grad{background:var(--grad-brand);color:#fff;box-shadow:0 10px 22px rgba(166,58,120,.26)}
.btn-grad:hover{color:#fff;transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 14px 28px rgba(166,58,120,.34)}
.btn-ghost{background:#fff;border-color:#DCC9DE;color:var(--brand)}
.btn-ghost:hover{background:var(--surface-2);border-color:var(--brand);color:var(--brand)}
.btn-soft{background:var(--surface-2);color:var(--brand)}
.btn-soft:hover{background:#EBDFEE;color:var(--brand-2)}
.btn-sm-grad{padding:10px 20px;font-size:14px}
.card-soft{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;overflow:hidden}
.card-soft::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad-brand);opacity:0;transition:opacity .25s ease;z-index:2}
.card-soft:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.card-soft:hover::before{opacity:1}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--brand);background:var(--surface-2);border:1px solid var(--line);padding:4px 12px;border-radius:var(--r-pill);line-height:1.6}
.chip-accent{background:#FFF4E6;border-color:#F7DCB8;color:#9A5B12}
.chip-live{background:#EAF7F0;border-color:#CBEAD9;color:#1F7A50}
/* ===== 顶部导航 ===== */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.scrolled{box-shadow:0 8px 26px rgba(106,44,134,.1)}
.topbar{background:#fff}
.topbar-inner{display:flex;align-items:center;gap:22px;min-height:74px;padding-top:10px;padding-bottom:10px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{width:42px;height:42px;border-radius:14px;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-size:17px;box-shadow:0 8px 18px rgba(166,58,120,.28)}
.brand-text strong{display:block;font-size:15.5px;color:var(--ink);line-height:1.35;letter-spacing:.01em}
.brand-text small{display:block;font-size:12px;color:var(--muted);line-height:1.5}
.hot-strip{display:flex;align-items:center;gap:8px;flex:1;overflow:hidden;white-space:nowrap}
.hot-strip a{font-size:13px;color:var(--muted);background:var(--surface-2);border:1px solid var(--line);padding:4px 12px;border-radius:var(--r-pill);transition:all .2s ease}
.hot-strip a:hover{background:var(--grad-brand);border-color:transparent;color:#fff}
.topbar-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.search-box{display:flex;align-items:center;gap:8px;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 15px;transition:border-color .2s ease,background .2s ease,box-shadow .2s ease}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(106,44,134,.1)}
.search-box i{color:var(--muted);font-size:13px}
.search-box input{border:0;background:transparent;outline:none;font-size:14px;color:var(--ink);width:150px;font-family:inherit}
.search-box input::placeholder{color:#A99CB0}
.menu-btn{width:44px;height:44px;border-radius:14px;border:1px solid var(--line);background:#fff;color:var(--brand);font-size:17px;display:grid;place-items:center;cursor:pointer;transition:background .2s ease}
.menu-btn:hover{background:var(--surface-2)}
.navrow{border-top:1px solid var(--line);background:#fff}
.navrow-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:52px}
.main-nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.nav-item{position:relative;display:inline-flex;align-items:center;gap:7px;font-size:14.5px;font-weight:600;color:var(--body-c);padding:14px 16px;border-radius:var(--r-sm);transition:color .2s ease,background .2s ease}
.nav-item::after{content:"";position:absolute;left:16px;right:16px;bottom:6px;height:2px;border-radius:2px;background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav-item:hover{color:var(--brand)}
.nav-item:hover::after{transform:scaleX(1)}
.nav-item.is-active{color:var(--brand)}
.nav-item.is-active::after{transform:scaleX(1)}
.nav-meta{display:flex;align-items:center;gap:20px;font-size:13.5px;color:var(--muted)}
.nav-meta a{color:var(--muted);font-weight:500}
.nav-meta a:hover{color:var(--brand)}
.offcanvas{border-top-left-radius:var(--r-lg);border-bottom-left-radius:var(--r-lg)}
.offcanvas-header{border-bottom:1px solid var(--line)}
.offcanvas-title{font-size:16px;color:var(--ink)}
.m-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:22px}
.m-nav a{display:flex;align-items:center;gap:10px;padding:13px 14px;border-radius:var(--r-md);background:var(--surface-2);color:var(--ink);font-weight:600;font-size:15px}
.m-nav a.is-active{background:var(--grad-brand);color:#fff}
.m-search{display:flex;align-items:center;gap:8px;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-pill);padding:11px 16px;margin-bottom:14px}
.m-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;font-family:inherit;color:var(--ink)}
/* ===== 分类频道头 ===== */
.cat-hero{
  position:relative;
  padding:44px 0 40px;
  background:
    radial-gradient(900px 320px at 88% -30%, rgba(217,67,107,.16), transparent 62%),
    radial-gradient(700px 300px at 4% 120%, rgba(106,44,134,.14), transparent 60%),
    var(--surface-2);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.cat-hero::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad-brand)}
.crumbs{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--brand)}
.crumbs i{font-size:10px;opacity:.6}
.crumbs span{color:var(--brand);font-weight:600}
.cat-hero h1{font-size:clamp(26px,3.2vw,40px);margin-bottom:14px;letter-spacing:-.01em}
.cat-lede{max-width:760px;font-size:15.5px;color:var(--body-c);margin-bottom:24px}
.cat-stats{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.stat-badge{display:inline-flex;align-items:baseline;gap:7px;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 18px;box-shadow:var(--sh-1)}
.stat-badge strong{font-size:22px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.1}
.stat-badge span{font-size:12.5px;color:var(--muted)}
.filter-chips{display:flex;flex-wrap:wrap;gap:10px}
.filter-chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--body-c);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:8px 18px;cursor:pointer;
  transition:all .2s ease;
}
.filter-chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.filter-chip.is-on{background:var(--grad-brand);border-color:transparent;color:#fff;box-shadow:0 8px 18px rgba(166,58,120,.24)}
/* ===== 指标条 ===== */
.metric-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px 20px;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease}
.metric-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.metric-item .num{font-size:34px;font-weight:800;color:var(--brand);line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.metric-item .num small{font-size:13px;font-weight:600;color:var(--muted);margin-left:5px}
.metric-item .label{font-size:13.5px;color:var(--muted);margin-top:6px}
/* ===== 场景卡 ===== */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.scene-card{display:grid;grid-template-columns:172px 1fr;gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.scene-card img{width:100%;height:100%;min-height:170px;object-fit:cover}
.scene-body{padding:20px 22px}
.scene-body h3{font-size:17px;margin-bottom:8px}
.scene-body p{font-size:14px;color:var(--muted);margin-bottom:12px}
.scene-body .chip{margin-right:6px}
/* ===== 维度卡 ===== */
.dim-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.dim-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px 18px;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.dim-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#DCC9DE}
.dim-icon{width:44px;height:44px;border-radius:13px;background:var(--surface-2);color:var(--brand);display:grid;place-items:center;font-size:17px;margin-bottom:14px}
.dim-card h3{font-size:15.5px;margin-bottom:8px}
.dim-card p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.75}
/* ===== 列表 ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);color:inherit;transition:transform .25s ease,box-shadow .25s ease}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:inherit}
.post-thumb{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--surface-2)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.post-body h3{font-size:16.5px;line-height:1.5;margin:10px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-body p{font-size:13.5px;color:var(--muted);margin:0 0 14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--muted);margin-top:auto}
.post-meta .go{color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.post-card:hover .post-meta .go i{transform:translateX(3px)}
.post-meta .go i{transition:transform .2s ease}
.empty-state{background:var(--surface-2);border:1px dashed #DCC9DE;border-radius:var(--r-lg);padding:56px 24px;text-align:center;color:var(--muted)}
.empty-state i{font-size:26px;color:#C4AECD;margin-bottom:12px;display:block}
.list-foot{display:flex;justify-content:center;margin-top:38px}
/* ===== 标签云 ===== */
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px}
.tag-pill{display:inline-flex;align-items:center;gap:7px;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);padding:9px 20px;font-size:14px;font-weight:600;color:var(--body-c);transition:all .2s ease}
.tag-pill:hover{background:var(--grad-brand);border-color:transparent;color:#fff;transform:translateY(-2px);box-shadow:0 10px 22px rgba(166,58,120,.22)}
.tag-pill span{font-size:11.5px;color:var(--muted);font-weight:500}
.tag-pill:hover span{color:rgba(255,255,255,.82)}
/* ===== FAQ ===== */
.faq-wrap{max-width:880px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);margin-bottom:14px;padding:0 22px;position:relative;overflow:hidden;transition:box-shadow .2s ease}
.faq-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad-brand);transform:scaleY(0);transform-origin:top;transition:transform .25s ease}
.faq-item[open]{box-shadow:var(--sh-1)}
.faq-item[open]::before{transform:scaleY(1)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 0;font-weight:600;font-size:16px;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:18px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--brand);font-size:13px;transition:transform .25s ease;flex-shrink:0}
.faq-item[open] summary i{transform:rotate(180deg)}
.faq-item .faq-a{padding:2px 0 20px;font-size:15px;color:var(--body-c);border-top:1px dashed var(--line);margin-top:0;padding-top:16px}
/* ===== 订阅条 ===== */
.cta-band{background:var(--grad-brand);border-radius:var(--r-lg);padding:44px 46px;display:flex;align-items:center;justify-content:space-between;gap:32px;box-shadow:0 20px 44px rgba(106,44,134,.24);position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;border-radius:50%;background:rgba(255,255,255,.12)}
.cta-band h2{color:#fff;font-size:clamp(20px,2.2vw,27px);margin-bottom:8px}
.cta-band p{color:rgba(255,255,255,.86);font-size:14.5px;margin:0}
.cta-form{display:flex;gap:10px;flex-shrink:0;position:relative;z-index:2}
.cta-form input{border:0;border-radius:var(--r-pill);padding:13px 20px;font-size:14px;min-width:238px;outline:none;font-family:inherit;color:var(--ink)}
.cta-form input:focus{box-shadow:0 0 0 3px rgba(255,255,255,.4)}
.cta-form button{border:0;border-radius:var(--r-pill);padding:13px 26px;font-weight:700;font-size:14.5px;background:var(--accent);color:#3A2205;cursor:pointer;transition:filter .2s ease,transform .2s ease}
.cta-form button:hover{filter:brightness(1.06);transform:translateY(-1px)}
/* ===== 页脚 ===== */
.site-footer{background:#1B1420;color:#B9AEC2;padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.09)}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:42px;height:42px;border-radius:14px;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-size:17px}
.footer-brand strong{display:block;color:#fff;font-size:15px;line-height:1.4}
.footer-brand small{display:block;color:#8B7F91;font-size:12px;line-height:1.5}
.footer-about{font-size:13.5px;line-height:1.85;color:#9C90A6;margin:0;max-width:420px}
.footer-col h3{color:#fff;font-size:14px;margin-bottom:16px;font-weight:700}
.footer-col a,.footer-col span{display:block;font-size:13.5px;color:#9C90A6;margin-bottom:10px;transition:color .2s ease}
.footer-col a:hover{color:#fff}
.footer-18{display:flex;align-items:flex-start;gap:12px;font-size:12.5px;line-height:1.85;color:#8B7F91;padding:22px 0;border-bottom:1px solid rgba(255,255,255,.09)}
.badge-18{flex-shrink:0;display:inline-grid;place-items:center;width:34px;height:24px;border-radius:var(--r-pill);background:var(--grad-brand);color:#fff;font-size:11.5px;font-weight:800}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:22px;font-size:12.5px;color:#7C7089;flex-wrap:wrap}
/* ===== 响应式 ===== */
@media (max-width:1200px){
  .hot-strip{display:none}
  .dim-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:992px){
  :root{--sp-section:56px}
  .topbar-inner{min-height:66px;gap:14px}
  .search-box{display:none}
  .metric-bar{grid-template-columns:repeat(2,1fr)}
  .scene-grid{grid-template-columns:1fr}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px 28px}
  .cta-form{width:100%;flex-wrap:wrap}
  .cta-form input{flex:1;min-width:200px}
}
@media (max-width:768px){
  .cat-hero{padding:32px 0 30px}
  .dim-grid{grid-template-columns:repeat(2,1fr)}
  .scene-card{grid-template-columns:1fr}
  .scene-card img{min-height:170px;aspect-ratio:16/9}
  .post-grid{grid-template-columns:1fr}
  .nav-meta{display:none}
}
@media (max-width:576px){
  :root{--sp-section:44px}
  .container{padding:0 16px}
  .metric-bar{grid-template-columns:1fr 1fr;gap:12px}
  .metric-item{padding:16px 14px}
  .metric-item .num{font-size:26px}
  .dim-grid{grid-template-columns:1fr}
  .cat-stats{gap:9px}
  .stat-badge{padding:7px 14px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-form input{min-width:0;width:100%}
  .cta-form button{width:100%}
}