/* roulang page: index */
:root{
  --brand-1:#FF5A1F;
  --brand-2:#00D2B4;
  --brand-3:#FFE14D;
  --ink-900:#0B0E13;
  --ink-800:#161B24;
  --line-dark:#232A36;
  --paper:#F6F5F2;
  --card:#FFFFFF;
  --line:#E7E4DE;
  --text-dark:#E8EAEE;
  --muted-dark:#9AA3B2;
  --text-light:#1A1D23;
  --muted-light:#6B7280;
  --danger:#E5484D;
  --grad:linear-gradient(96deg,#FF5A1F 0%,#FF2E6B 52%,#7A3BFF 100%);
  --grad-warm:linear-gradient(96deg,#FF5A1F 0%,#FF9A3C 100%);
  --r-lg:22px;
  --r-portrait:28px;
  --r-row:18px;
  --container:1240px;
  --shadow-dark:0 8px 30px rgba(0,0,0,.45);
  --shadow-light:0 8px 24px rgba(24,20,14,.08);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.6;
  background:var(--paper);
  color:var(--text-light);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-weight:700;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background-color .22s,color .22s,border-color .22s,filter .22s}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(255,90,31,.28)}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 12px 30px rgba(255,90,31,.4);transform:translateY(-2px)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{border:1px solid rgba(255,255,255,.26);background:rgba(255,255,255,.05);color:#fff}
.btn-ghost:hover{border-color:var(--brand-1);background:rgba(255,90,31,.14);transform:translateY(-2px)}
.btn-outline{border:1px solid var(--line);background:#fff;color:var(--text-light)}
.btn-outline:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}
.btn-lg{padding:15px 30px;font-size:16px}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%;padding:14px 20px;font-size:15px}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;line-height:1.2}
.badge-brand{background:rgba(255,90,31,.12);color:#C93F0C}
.badge-teal{background:rgba(0,210,180,.14);color:#00796B}
.badge-yellow{background:rgba(255,225,77,.26);color:#7A5F00}
.on-dark .badge-brand{background:rgba(255,90,31,.18);color:#FF9060}
.on-dark .badge-teal{background:rgba(0,210,180,.16);color:#4FE3CE}
.tag{display:inline-block;padding:3px 10px;border-radius:999px;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.2);color:#fff;font-size:12px;font-weight:600;line-height:1.6}
.tag-light{background:rgba(255,90,31,.08);border:1px solid rgba(255,90,31,.24);color:#C93F0C;font-weight:700}

/* ---------- 头部 ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:200;color:var(--text-dark);
  transition:background-color .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease)}
.site-header.is-scrolled{background:rgba(11,14,19,.86);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-dark);box-shadow:0 10px 30px rgba(0,0,0,.38)}
.header-top-inner{display:flex;align-items:center;gap:16px;height:56px;transition:height .24s var(--ease)}
.site-header.is-scrolled .header-top-inner{height:44px}
.logo{display:inline-flex;align-items:center;gap:8px;flex:0 0 auto}
.logo-mark{width:32px;height:32px;display:grid;place-items:center;border-radius:9px;background:var(--grad);
  color:#fff;font-weight:800;font-size:17px;line-height:1;
  clip-path:polygon(0 0,76% 0,100% 24%,100% 100%,24% 100%,0 76%)}
.logo-text{font-size:18px;font-weight:800;letter-spacing:-.01em;color:#fff}
.v-divider{width:1px;height:22px;background:rgba(255,255,255,.16);flex:0 0 auto}
.hot-words{display:flex;align-items:center;gap:6px;overflow:hidden;flex:1 1 auto;min-width:0;
  -webkit-mask-image:linear-gradient(90deg,#000 82%,transparent);mask-image:linear-gradient(90deg,#000 82%,transparent)}
.hot-words a{font-size:13px;color:var(--muted-dark);padding:5px 10px;border-radius:999px;white-space:nowrap;transition:color .2s,background-color .2s}
.hot-words a:hover{color:#fff;background:rgba(255,255,255,.08)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto}
.search-box{display:flex;align-items:center;gap:8px;height:36px;width:150px;padding:0 12px;border-radius:999px;
  border:1px solid var(--line-dark);background:rgba(255,255,255,.05);transition:width .24s var(--ease),border-color .2s,box-shadow .2s}
.search-box:focus-within{width:320px;border-color:rgba(255,90,31,.6);box-shadow:0 0 0 4px rgba(255,90,31,.12)}
.search-box svg{width:15px;height:15px;flex:0 0 auto;stroke:var(--muted-dark);fill:none;stroke-width:2}
.search-box input{flex:1 1 auto;min-width:0;background:none;border:0;outline:none;color:var(--text-dark);font-size:14px}
.search-box input::placeholder{color:#6D7684}
.menu-toggle{display:none;width:38px;height:38px;border-radius:12px;border:1px solid var(--line-dark);
  background:rgba(255,255,255,.05);flex-direction:column;align-items:center;justify-content:center;gap:4px}
.menu-toggle span{width:16px;height:2px;background:#fff;border-radius:2px;display:block}
.header-bottom{border-top:1px solid rgba(255,255,255,.06);transition:border-color .24s}
.site-header.is-scrolled .header-bottom{border-top-color:var(--line-dark)}
.channel-row{display:flex;align-items:center;gap:26px;height:44px;overflow-x:auto;scrollbar-width:none}
.channel-row::-webkit-scrollbar{display:none}
.channel{position:relative;font-size:14px;color:var(--muted-dark);white-space:nowrap;padding:12px 0;font-weight:600;transition:color .2s}
.channel:hover{color:#fff}
.channel.is-active{color:#fff;font-weight:700}
.channel.is-active::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:2px;border-radius:2px;background:var(--brand-1)}
.channel-badge{margin-left:auto;font-size:11px;font-weight:800;color:#3B2E00;background:var(--brand-3);
  padding:3px 9px;border-radius:999px;flex:0 0 auto}

/* ---------- 抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(11,14,19,.6);opacity:0;visibility:hidden;transition:opacity .26s,visibility .26s;z-index:300}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;background:var(--ink-900);color:var(--text-dark);
  z-index:310;transform:translateX(102%);transition:transform .3s var(--ease);display:flex;flex-direction:column;
  padding:20px;overflow-y:auto;border-left:1px solid var(--line-dark)}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line-dark)}
.drawer-close{width:34px;height:34px;border-radius:10px;border:1px solid var(--line-dark);font-size:20px;line-height:1;color:#fff}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin:18px 0}
.drawer-nav a{padding:13px 14px;border-radius:12px;font-size:15px;color:var(--muted-dark);font-weight:600;
  border-left:3px solid transparent;transition:background-color .2s,color .2s,border-color .2s}
.drawer-nav a:hover{background:rgba(255,255,255,.05);color:#fff}
.drawer-nav a.is-active{color:#fff;background:rgba(255,90,31,.1);border-left-color:var(--brand-1)}
.drawer-block{margin-bottom:20px}
.drawer-block h3{font-size:13px;color:var(--muted-dark);font-weight:700;margin-bottom:10px}
.hot-chips{display:flex;flex-wrap:wrap;gap:8px}
.hot-chips a{font-size:13px;padding:7px 13px;border-radius:999px;background:rgba(255,255,255,.06);
  border:1px solid var(--line-dark);color:#C9D0DB}
.hot-chips a:hover{border-color:var(--brand-1);color:#fff}
.drawer-foot{margin-top:auto;padding-top:18px;font-size:12px;color:#5E6875;border-top:1px solid var(--line-dark)}

/* ---------- Hero ---------- */
.hero{position:relative;padding:132px 0 88px;background:var(--ink-900) url('/assets/images/backpic/back-1.png') center/cover no-repeat;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 520px at 10% 6%,rgba(255,90,31,.22),transparent 62%),
    radial-gradient(720px 480px at 94% 90%,rgba(0,210,180,.16),transparent 66%),
    linear-gradient(180deg,rgba(11,14,19,.82),rgba(11,14,19,.94));}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:#FFB08A;
  background:rgba(255,90,31,.14);border:1px solid rgba(255,90,31,.3);padding:6px 14px;border-radius:999px;margin-bottom:22px}
.hero-eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--brand-2);display:block}
.hero h1{font-size:44px;line-height:1.16;font-weight:800;letter-spacing:-.02em;color:#fff}
.hero h1 .hl{background:var(--grad-warm);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.75;color:var(--muted-dark);max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.hero-stat{display:flex;align-items:baseline;gap:8px;padding:10px 18px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1)}
.hero-stat strong{font-size:22px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums}
.hero-stat span{font-size:13px;color:var(--muted-dark)}
.hero-visual{display:flex;justify-content:flex-end}

/* ---------- 竖屏卡 ---------- */
.portrait-card{position:relative;border-radius:var(--r-portrait);overflow:hidden;background:var(--ink-800);
  border:1px solid rgba(255,255,255,.14);box-shadow:var(--shadow-dark)}
.portrait-card img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05) contrast(1.02)}
.hero-card{aspect-ratio:9/16;width:100%;max-width:360px}
.card-time{position:absolute;top:14px;right:14px;background:var(--brand-3);color:#3B2E00;font-size:12px;font-weight:800;
  padding:4px 10px;border-radius:8px;font-variant-numeric:tabular-nums}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:56px;height:56px;border-radius:50%;
  background:rgba(255,255,255,.22);border:1px solid rgba(255,255,255,.42);display:grid;place-items:center;
  transition:transform .22s var(--ease),background-color .22s}
.portrait-card:hover .play-btn{transform:translate(-50%,-50%) scale(1.1);background:rgba(255,255,255,.32)}
.play-tri{width:0;height:0;border-left:15px solid #fff;border-top:9px solid transparent;border-bottom:9px solid transparent;margin-left:4px}
.card-shade{position:absolute;left:0;right:0;bottom:0;height:150px;display:flex;flex-direction:column;justify-content:flex-end;
  gap:10px;padding:18px;background:linear-gradient(180deg,transparent,rgba(11,14,19,.94))}
.card-tags{display:flex;flex-wrap:wrap;gap:6px}
.card-progress{position:absolute;left:0;bottom:0;height:3px;width:38%;background:var(--grad)}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0}
.section-tight{padding:56px 0 88px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{font-size:28px;line-height:1.3;font-weight:700;letter-spacing:-.01em}
.section-head p{margin-top:10px;font-size:15px;color:var(--muted-light);max-width:640px}
.text-link{font-size:14px;font-weight:700;color:var(--brand-1);display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.text-link i{font-style:normal;transition:transform .22s var(--ease)}
.text-link:hover i{transform:translateX(4px)}

/* ---------- 横滑带 ---------- */
.rail{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px max(24px,calc((100% - 1240px)/2)) 22px;
  scrollbar-width:none;-webkit-overflow-scrolling:touch}
.rail::-webkit-scrollbar{display:none}
.rail>*{scroll-snap-align:start;flex:0 0 auto}
.clip-card{width:224px;border-radius:24px;overflow:hidden;background:var(--ink-800);border:1px solid var(--line-dark);
  transition:transform .22s var(--ease),border-color .22s,box-shadow .22s}
.clip-card:hover{transform:translateY(-4px);border-color:var(--brand-1);box-shadow:0 14px 34px rgba(0,0,0,.42)}
.clip-thumb{position:relative;aspect-ratio:9/16;overflow:hidden}
.clip-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);filter:saturate(1.05) contrast(1.02)}
.clip-card:hover .clip-thumb img{transform:scale(1.05)}
.clip-play{position:absolute;left:14px;bottom:14px;width:34px;height:34px;border-radius:50%;
  background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.4);display:grid;place-items:center}
.clip-play::after{content:"";width:0;height:0;border-left:10px solid #fff;border-top:6px solid transparent;border-bottom:6px solid transparent;margin-left:3px}
.clip-dur{position:absolute;top:12px;right:12px;font-size:11px;font-weight:800;color:#3B2E00;background:var(--brand-3);
  padding:3px 8px;border-radius:7px;font-variant-numeric:tabular-nums}
.clip-body{padding:14px 16px 18px;background:var(--ink-800)}
.clip-title{font-size:14px;line-height:1.55;font-weight:600;color:var(--text-dark);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:43px}
.clip-stats{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.clip-stats span{font-size:12px;font-weight:700;padding:4px 9px;border-radius:999px;background:rgba(255,255,255,.08);
  color:#B9C1CD;font-variant-numeric:tabular-nums}

/* ---------- 种草清单 ---------- */
.pick-group{display:grid;grid-template-columns:360px 1fr;gap:24px;margin-bottom:36px}
.pick-group:last-child{margin-bottom:0}
.pick-group h3{font-size:18px;font-weight:600;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.pick-group h3 em{font-style:normal;font-size:12px;font-weight:700;color:#C93F0C;background:rgba(255,90,31,.1);
  padding:3px 10px;border-radius:999px}
.pick-lead{display:flex;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:18px;box-shadow:var(--shadow-light);transition:transform .22s var(--ease),border-color .22s}
.pick-lead:hover{transform:translateY(-4px);border-color:#DCD6CC}
.pick-lead-img{width:96px;height:170px;flex:0 0 auto;border-radius:16px;overflow:hidden;background:rgba(255,90,31,.08)}
.pick-lead-img img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05) contrast(1.02)}
.pick-lead h4{font-size:16px;font-weight:700;line-height:1.5;margin-bottom:10px}
.pick-lead ul li{font-size:13px;color:var(--muted-light);line-height:1.7;padding-left:14px;position:relative}
.pick-lead ul li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--brand-2)}
.pick-rows{display:flex;flex-direction:column;gap:12px}
.pick-row{display:flex;align-items:center;gap:16px;padding:16px 20px;border-radius:var(--r-row);background:var(--card);
  border:1px solid var(--line);transition:background-color .2s,transform .22s var(--ease),border-color .2s}
.pick-row:hover{background:#EFEDE8;transform:translateX(4px);border-color:#DDD8CE}
.pick-num{width:28px;height:28px;flex:0 0 auto;border-radius:50%;background:var(--grad);color:#fff;font-size:13px;
  font-weight:800;display:grid;place-items:center;font-variant-numeric:tabular-nums}
.pick-row-body{flex:1 1 auto;min-width:0}
.pick-row-body strong{display:block;font-size:15px;font-weight:700;line-height:1.5}
.pick-row-body span{font-size:13px;color:var(--muted-light)}
.pick-go{font-size:13px;font-weight:700;color:var(--brand-1);display:inline-flex;align-items:center;gap:5px;flex:0 0 auto}
.pick-go i{font-style:normal;transition:transform .22s var(--ease)}
.pick-row:hover .pick-go i{transform:translateX(4px)}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:8px}
.step{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 22px;
  box-shadow:var(--shadow-light);transition:transform .22s var(--ease),border-color .22s}
.step:hover{transform:translateY(-4px);border-color:rgba(255,90,31,.4)}
.step-idx{font-size:13px;font-weight:800;color:#C93F0C;background:rgba(255,90,31,.1);padding:4px 10px;border-radius:999px;
  display:inline-block;font-variant-numeric:tabular-nums}
.step h3{font-size:17px;font-weight:700;margin:16px 0 10px}
.step p{font-size:14px;line-height:1.75;color:var(--muted-light)}

/* ---------- 数据带 ---------- */
.metrics-band{background:var(--ink-900);border-radius:var(--r-lg);padding:30px 34px;display:grid;
  grid-template-columns:repeat(4,1fr);gap:24px;box-shadow:var(--shadow-dark)}
.metric small{display:block;font-size:13px;color:var(--muted-dark);margin-bottom:8px}
.metric strong{font-size:26px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.metric strong em{font-style:normal;font-size:14px;color:var(--brand-2);margin-left:4px}

/* ---------- 评论 ---------- */
.review-band{margin-bottom:56px}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;margin-top:36px}
.review-card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;
  box-shadow:var(--shadow-light);transition:transform .22s var(--ease)}
.review-card:hover{transform:translateY(-4px)}
.review-card:nth-child(3n+2){margin-top:26px}
.review-card::before{content:"“";position:absolute;top:2px;right:18px;font-size:58px;line-height:1;font-weight:800;
  color:rgba(255,90,31,.12)}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{width:40px;height:40px;border-radius:50%;background:rgba(255,90,31,.12);color:#C93F0C;font-weight:800;
  display:grid;place-items:center;font-size:15px;flex:0 0 auto}
.review-head strong{display:block;font-size:15px;font-weight:700;line-height:1.4}
.review-head em{font-style:normal;font-size:12px;color:var(--muted-light)}
.stars{color:var(--brand-1);font-size:13px;letter-spacing:1px;margin-bottom:10px;display:block}
.review-card p{font-size:15px;line-height:1.75;color:#33383F}
.review-time{display:block;margin-top:14px;font-size:13px;color:var(--muted-light);font-variant-numeric:tabular-nums}

/* ---------- 跟买条 ---------- */
.buy-bar{position:relative;border-radius:26px;padding:38px 40px;color:#fff;
  background-image:linear-gradient(var(--ink-900),var(--ink-900)),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;border:1px solid transparent;
  box-shadow:var(--shadow-dark);overflow:hidden}
.buy-bar::after{content:"";position:absolute;inset:auto -40px -120px auto;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,210,180,.16),transparent 66%);pointer-events:none}
.buy-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.buy-inner h2{font-size:26px;font-weight:700;letter-spacing:-.01em}
.buy-inner p{margin-top:10px;font-size:15px;color:var(--muted-dark);max-width:620px}
.buy-tags{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:22px;margin-top:28px;padding-top:24px;
  border-top:1px solid rgba(255,255,255,.08)}
.buy-tags span{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#C9D0DB}
.buy-tags i{width:20px;height:20px;border-radius:6px;background:rgba(0,210,180,.16);color:var(--brand-2);
  display:grid;place-items:center;font-style:normal;font-size:11px;font-weight:800}

/* ---------- CMS 资讯 ---------- */
.news-filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.news-filter button{font-size:13px;font-weight:700;padding:8px 16px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--muted-light);transition:all .2s}
.news-filter button:hover{border-color:var(--brand-1);color:var(--brand-1)}
.news-filter button.is-active{background:rgba(0,210,180,.14);border-color:rgba(0,210,180,.5);color:#00796B}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.news-card{display:grid;grid-template-columns:184px 1fr;gap:18px;background:var(--card);border:1px solid var(--line);
  border-radius:20px;padding:16px;transition:transform .22s var(--ease),box-shadow .22s,border-color .22s}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-light);border-color:#DAD5CC}
.news-thumb{aspect-ratio:16/10;border-radius:14px;overflow:hidden;background:rgba(255,90,31,.08)}
.news-thumb img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05) contrast(1.02);transition:transform .3s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.news-body{display:flex;flex-direction:column;min-width:0}
.news-meta{display:flex;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap}
.news-cat{font-size:12px;font-weight:700;color:#00796B;background:rgba(0,210,180,.14);padding:3px 10px;border-radius:999px;
  border:1px solid rgba(0,210,180,.3)}
.news-time{font-size:13px;color:var(--muted-light);font-variant-numeric:tabular-nums}
.news-title{font-size:16px;font-weight:700;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  overflow:hidden;transition:color .2s}
.news-card:hover .news-title{color:var(--brand-1)}
.news-sum{margin-top:8px;font-size:13px;line-height:1.7;color:var(--muted-light);display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden}
.news-more{margin-top:auto;padding-top:12px;font-size:13px;font-weight:700;color:var(--brand-1);display:inline-flex;
  align-items:center;gap:5px}
.news-more i{font-style:normal;transition:transform .22s var(--ease)}
.news-card:hover .news-more i{transform:translateX(4px)}
.empty-state{grid-column:1/-1;min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;border:2px dashed var(--line);border-radius:20px;background:rgba(255,255,255,.6);text-align:center;padding:32px}
.empty-state svg{width:34px;height:34px;stroke:var(--muted-light);fill:none;stroke-width:1.6}
.empty-state p{font-size:14px;color:var(--muted-light)}

/* ---------- 订阅 ---------- */
.subscribe{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:40px;display:grid;
  grid-template-columns:1fr 1fr;gap:40px;align-items:center;box-shadow:var(--shadow-light)}
.subscribe h2{font-size:24px;font-weight:700;margin-bottom:12px}
.subscribe p{font-size:15px;line-height:1.8;color:var(--muted-light)}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:13px;font-weight:700;color:#3D424A}
.field input{height:48px;border-radius:14px;border:1px solid var(--line);background:#fff;padding:0 16px;font-size:15px;
  color:var(--text-light);transition:border-color .2s,box-shadow .2s;outline:none;width:100%}
.field input::placeholder{color:#A0A6B0}
.field input:focus{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(255,90,31,.12)}
.form-row{display:flex;gap:12px;margin-top:6px}
.form-row .field{flex:1 1 auto}
.form-note{font-size:13px;color:var(--muted-light);margin-top:10px}
.form-msg{font-size:13px;color:#00796B;margin-top:10px;display:none}
.form-msg.is-show{display:block}
.form-msg.is-error{color:var(--danger)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item.is-open{border-color:rgba(255,90,31,.4);box-shadow:var(--shadow-light)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 22px;
  font-size:16px;font-weight:600;line-height:1.5;text-align:left;color:var(--text-light)}
.faq-icon{flex:0 0 auto;width:24px;height:24px;border-radius:8px;display:grid;place-items:center;color:var(--brand-1);
  background:rgba(255,90,31,.1);font-size:16px;font-weight:800;line-height:1;transition:transform .2s var(--ease)}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease}
.faq-item.is-open .faq-a{max-height:320px}
.faq-a p{padding:0 22px 22px;font-size:15px;line-height:1.75;color:#4A5058}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:var(--text-dark);padding:72px 0 0;margin-top:88px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:56px}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.8;color:var(--muted-dark);max-width:320px}
.social-row{display:flex;gap:10px;margin-top:22px}
.social-row a{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;font-size:13px;font-weight:700;
  background:rgba(255,255,255,.06);border:1px solid var(--line-dark);color:#C9D0DB;
  transition:background-color .2s,color .2s,border-color .2s,transform .2s}
.social-row a:hover{background:rgba(255,90,31,.16);border-color:var(--brand-1);color:#fff;transform:translateY(-2px)}
.site-footer h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{font-size:14px;color:var(--muted-dark);transition:color .2s,transform .2s}
.footer-links a:hover{color:var(--brand-1);transform:translateX(2px)}
.footer-bottom{border-top:1px solid var(--line-dark);padding:22px 0 28px;display:flex;align-items:center;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#6D7684}
.footer-bottom button{font-size:13px;color:#C9D0DB;font-weight:700;display:inline-flex;align-items:center;gap:6px}
.footer-bottom button:hover{color:var(--brand-1)}

/* ---------- 返回顶部 ---------- */
.to-top{position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;background:var(--ink-900);
  color:var(--brand-1);font-size:18px;font-weight:800;display:grid;place-items:center;z-index:180;
  opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .24s,visibility .24s,transform .24s;
  box-shadow:0 10px 24px rgba(0,0,0,.35)}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:#171C25}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .hero-grid{gap:40px}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .hero-visual{justify-content:center}
  .hero-card{max-width:320px}
  .hero h1{font-size:38px}
  .pick-group{grid-template-columns:1fr}
  .pick-lead-img{width:110px;height:190px}
  .review-grid{grid-template-columns:repeat(2,1fr)}
  .review-card:nth-child(3n+2){margin-top:0}
  .news-grid{grid-template-columns:1fr}
  .subscribe{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .metrics-band{grid-template-columns:repeat(2,1fr);gap:28px}
}
@media (max-width:768px){
  .hot-words,.search-box,.header-actions .btn{display:none}
  .header-bottom{display:none}
  .menu-toggle{display:flex}
  .hero{padding:108px 0 64px}
  .hero h1{font-size:31px}
  .hero-sub{font-size:16px}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px}
  .section-head h2{font-size:23px}
  .review-grid{grid-template-columns:1fr}
  .buy-bar{padding:28px 24px}
  .buy-inner h2{font-size:22px}
  .subscribe{padding:26px 22px}
  .form-row{flex-direction:column}
  .clip-card{width:168px}
  .footer-grid{grid-template-columns:1fr;gap:34px;padding-bottom:40px}
  .metrics-band{padding:24px 22px}
  .metric strong{font-size:22px}
  .steps{grid-template-columns:1fr}
  .to-top{right:16px;bottom:16px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .rail{padding-left:16px;padding-right:16px}
  .hero-card{max-width:78vw}
  .news-card{grid-template-columns:1fr;gap:14px}
  .news-thumb{aspect-ratio:16/10}
  .hero h1{font-size:28px}
  .hero-cta .btn{flex:1 1 100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
}

/* roulang page: article */
:root{
    --brand-1:#FF5A1F;
    --brand-2:#00D2B4;
    --brand-3:#FFE14D;
    --ink-900:#0B0E13;
    --ink-800:#161B24;
    --line-dark:#232A36;
    --paper:#F6F5F2;
    --card:#FFFFFF;
    --line:#E7E4DE;
    --text-dark:#E8EAEE;
    --muted-dark:#9AA3B2;
    --text-light:#1A1D23;
    --muted-light:#6B7280;
    --danger:#E5484D;
    --grad:linear-gradient(96deg,#FF5A1F 0%,#FF2E6B 52%,#7A3BFF 100%);
    --glow:radial-gradient(circle at 20% 15%,rgba(255,90,31,.28),transparent 58%);
    --glow-2:radial-gradient(circle at 85% 90%,rgba(0,210,180,.20),transparent 60%);
    --radius-lg:22px;
    --radius-md:18px;
    --radius-sm:14px;
    --shadow-dark:0 8px 30px rgba(0,0,0,.45);
    --shadow-light:0 8px 24px rgba(24,20,14,.08);
    --ease:cubic-bezier(.2,.7,.3,1);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
    font-size:16px;
    line-height:1.75;
    color:var(--text-light);
    background:var(--paper);
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
  a:hover{color:var(--brand-1)}
  button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
  ul,ol{padding-left:1.3em}
  h1,h2,h3,h4{margin:0;letter-spacing:-.02em;line-height:1.35}
  p{margin:0}
  :focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;border-radius:6px}
  .num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

  .container{max-width:1240px;margin:0 auto;padding:0 24px}

  /* ===== 吸顶导航 ===== */
  .site-header{position:sticky;top:0;z-index:60;background:rgba(11,14,19,0);transition:background .24s var(--ease),box-shadow .24s var(--ease)}
  .site-header.is-stuck{background:rgba(11,14,19,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line-dark);box-shadow:0 6px 24px rgba(0,0,0,.35)}
  .topbar-inner{display:flex;align-items:center;gap:16px;height:56px;transition:height .24s var(--ease)}
  .site-header.is-stuck .topbar-inner{height:48px}
  .logo{display:inline-flex;align-items:center;gap:8px;color:#fff;font-weight:800;font-size:18px;letter-spacing:-.01em;flex:0 0 auto}
  .logo:hover{color:#fff}
  .logo-mark{
    width:30px;height:30px;flex:0 0 30px;border-radius:9px;background:var(--grad);
    display:grid;place-items:center;color:#fff;font-weight:900;font-size:16px;
    clip-path:polygon(0 0,76% 0,100% 22%,100% 100%,0 100%);
  }
  .nav-sep{width:1px;height:20px;background:var(--line-dark);flex:0 0 1px}
  .hot-words{display:flex;align-items:center;gap:18px;flex:1 1 auto;overflow:hidden;position:relative;mask-image:linear-gradient(90deg,#000 78%,transparent 100%);-webkit-mask-image:linear-gradient(90deg,#000 78%,transparent 100%)}
  .hot-words a{color:var(--muted-dark);font-size:13.5px;white-space:nowrap}
  .hot-words a:hover{color:var(--brand-3)}
  .search-box{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.07);border:1px solid var(--line-dark);border-radius:999px;height:36px;padding:0 6px 0 12px;color:var(--muted-dark);transition:width .24s var(--ease)}
  .search-box{width:150px}
  .search-box:focus-within{width:320px;border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(255,90,31,.12)}
  .search-box input{flex:1;min-width:0;background:none;border:0;color:#fff;font-size:14px;height:34px}
  .search-box input::placeholder{color:#6b7280}
  .search-box input:focus{outline:none}
  .search-clear{width:26px;height:26px;border-radius:50%;color:var(--muted-dark);font-size:14px;display:grid;place-items:center}
  .search-clear:hover{background:rgba(255,255,255,.1);color:#fff}
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-weight:700;font-size:15px;padding:0 22px;height:44px;transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),filter .22s var(--ease),color .22s var(--ease)}
  .btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(255,46,107,.28)}
  .btn-primary:hover{color:#fff;filter:brightness(1.08);box-shadow:0 12px 30px rgba(255,46,107,.38);transform:translateY(-2px)}
  .btn-primary:active{transform:scale(.98)}
  .btn-ghost{border:1px solid var(--line-dark);color:var(--text-dark);background:rgba(255,255,255,.03)}
  .btn-ghost:hover{color:#fff;border-color:var(--brand-1);background:rgba(255,90,31,.1)}
  .btn-outline{border:1px solid var(--line);color:var(--text-light);background:#fff}
  .btn-outline:hover{border-color:var(--brand-1);color:var(--brand-1)}
  .btn-sm{height:36px;padding:0 16px;font-size:13.5px}
  .nav-cta{height:38px;padding:0 20px;font-size:14px}
  .menu-toggle{display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line-dark);color:#fff;place-items:center}
  .menu-toggle:hover{border-color:var(--brand-1)}

  .channelbar{border-top:1px solid rgba(255,255,255,.06);border-bottom:1px solid rgba(255,255,255,.06);background:rgba(11,14,19,.55)}
  .site-header.is-stuck .channelbar{background:transparent}
  .channelbar-inner{display:flex;align-items:center;gap:26px;height:44px;overflow-x:auto;scrollbar-width:none}
  .channelbar-inner::-webkit-scrollbar{display:none}
  .channelbar a{position:relative;color:var(--muted-dark);font-size:14.5px;white-space:nowrap;padding:10px 0;font-weight:500}
  .channelbar a:hover{color:#fff}
  .channelbar a.active{color:#fff;font-weight:700}
  .channelbar a.active::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;border-radius:2px;background:var(--grad)}
  .chip-new{display:inline-block;margin-left:6px;font-size:10.5px;line-height:1;padding:3px 6px;border-radius:999px;background:rgba(255,225,77,.16);color:var(--brand-3);font-weight:700;vertical-align:middle}

  /* ===== 抽屉 ===== */
  .drawer-mask{position:fixed;inset:0;background:rgba(5,7,10,.62);opacity:0;pointer-events:none;transition:opacity .24s var(--ease);z-index:80}
  .drawer-mask.open{opacity:1;pointer-events:auto}
  .drawer{position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;background:var(--ink-900);border-left:1px solid var(--line-dark);transform:translateX(100%);transition:transform .26s var(--ease);z-index:90;display:flex;flex-direction:column;padding:20px 20px 28px;overflow-y:auto}
  .drawer.open{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
  .drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line-dark);color:#fff;display:grid;place-items:center}
  .drawer h4{color:var(--muted-dark);font-size:12px;font-weight:600;letter-spacing:.08em;margin:20px 0 10px}
  .drawer-links{display:flex;flex-direction:column;gap:4px}
  .drawer-links a{color:var(--text-dark);font-size:15px;padding:11px 12px;border-radius:12px;border-left:2px solid transparent}
  .drawer-links a:hover{background:rgba(255,255,255,.05);color:#fff}
  .drawer-links a.active{background:rgba(255,90,31,.1);border-left-color:var(--brand-1);color:#fff;font-weight:700}
  .drawer-words{display:flex;flex-wrap:wrap;gap:8px}
  .drawer-words a{font-size:13px;padding:7px 12px;border-radius:999px;border:1px solid var(--line-dark);color:var(--muted-dark)}
  .drawer-words a:hover{border-color:var(--brand-2);color:var(--brand-2)}

  /* ===== 通用板块 ===== */
  .section{padding:56px 0}
  @media (min-width:1024px){.section{padding:88px 0}}
  .sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}
  .sec-title{position:relative;padding-left:14px;font-size:26px;font-weight:700;color:var(--text-light)}
  .sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--grad)}
  .sec-link{color:var(--brand-1);font-size:14px;font-weight:600;white-space:nowrap}
  .sec-link:hover{color:#d9410c}

  /* ===== 面包屑 ===== */
  .breadcrumb{padding:20px 0 0;font-size:12px;color:var(--muted-light)}
  .breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}
  .breadcrumb li::after{content:"/";margin-left:8px;color:#c9c4ba}
  .breadcrumb li:last-child::after{display:none}
  .breadcrumb a{color:var(--muted-light)}
  .breadcrumb a:hover{color:var(--brand-1)}
  .breadcrumb .current{color:var(--brand-1);font-weight:600;max-width:52vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:inline-block;vertical-align:bottom}

  /* ===== 栏目标题条 ===== */
  .topic-bar{margin-top:20px;background:var(--ink-900);border:1px solid var(--line-dark);border-radius:var(--radius-lg);padding:18px 24px;display:flex;align-items:center;justify-content:space-between;gap:18px;position:relative;overflow:hidden}
  .topic-bar::after{content:"";position:absolute;inset:0;background:var(--glow-2);pointer-events:none}
  .topic-bar .topic-name{display:flex;align-items:center;gap:10px;color:#fff;font-size:16px;font-weight:700;position:relative;z-index:1}
  .topic-bar .tag{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:5px 11px;border-radius:999px;background:rgba(0,210,180,.14);color:var(--brand-2)}
  .topic-bar .back-link{position:relative;z-index:1}

  /* ===== 文章头部 ===== */
  .article-hero{margin-top:24px;background:var(--ink-900);border-radius:var(--radius-lg);padding:34px 32px 30px;position:relative;overflow:hidden;border:1px solid var(--line-dark)}
  .article-hero::before{content:"";position:absolute;inset:0;background:var(--glow);pointer-events:none}
  .article-hero .kicker{position:relative;z-index:1;display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:var(--brand-2);background:rgba(0,210,180,.12);padding:6px 12px;border-radius:999px}
  .article-hero h1{position:relative;z-index:1;margin-top:16px;color:#fff;font-size:30px;font-weight:800;line-height:1.35;max-width:900px}
  .article-hero .lead{position:relative;z-index:1;margin-top:14px;color:var(--muted-dark);font-size:15.5px;max-width:760px}
  @media (min-width:768px){.article-hero{padding:44px 44px 38px}.article-hero h1{font-size:40px;line-height:1.28}}
  .badge-row{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
  .badge{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:600;color:var(--text-dark);background:rgba(255,255,255,.06);border:1px solid var(--line-dark);border-radius:999px;padding:7px 14px}
  .badge .dot{width:7px;height:7px;border-radius:50%;background:var(--brand-1)}
  .badge.b2 .dot{background:var(--brand-2)}
  .badge.b3 .dot{background:var(--brand-3)}
  .badge .num{color:#fff;font-weight:800}

  /* ===== 文章布局 ===== */
  .article-shell{display:grid;grid-template-columns:1fr;gap:32px;padding:44px 0 8px}
  @media (min-width:1024px){.article-shell{grid-template-columns:minmax(0,1fr) 300px;gap:48px;padding:56px 0 8px;align-items:start}}
  .article-main{min-width:0}
  .article-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-light);padding:26px 22px}
  @media (min-width:768px){.article-panel{padding:44px 48px}}

  .article-body{max-width:800px;margin:0 auto;font-size:17px;line-height:1.9;color:var(--text-light)}
  .article-body > * + *{margin-top:1.4em}
  .article-body h2{font-size:23px;font-weight:700;line-height:1.5;margin-top:2em;padding-left:14px;position:relative;scroll-margin-top:96px}
  .article-body h2::before{content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:4px;background:var(--brand-1)}
  .article-body h3{font-size:18px;font-weight:600;line-height:1.6;margin-top:1.6em;color:#111418;scroll-margin-top:96px}
  .article-body p{margin:0}
  .article-body ul,.article-body ol{margin:0;display:flex;flex-direction:column;gap:.6em}
  .article-body li{line-height:1.85}
  .article-body a{color:#c23a09;font-weight:600;border-bottom:1px solid rgba(255,90,31,.4)}
  .article-body a:hover{color:var(--brand-1);border-bottom-color:var(--brand-1)}
  .article-body strong{font-weight:700;color:#0d1014}
  .article-body blockquote{margin:1.6em 0;padding:16px 20px;border-left:3px solid var(--brand-1);background:#FCF6F2;border-radius:0 14px 14px 0;color:#3a4048}
  .article-body blockquote p{margin:0}
  .article-body img{border-radius:16px;max-width:100%;height:auto;margin:1.6em auto 0}
  .article-body figure{margin:1.6em 0}
  .article-body figure img{margin:0 auto}
  .article-body figcaption{margin-top:10px;font-size:13px;color:var(--muted-light);text-align:center}
  .article-body table{width:100%;border-collapse:collapse;font-size:15px;overflow:hidden;border-radius:14px;border:1px solid var(--line)}
  .article-body thead th{background:rgba(0,210,180,.1);color:#0f6b5c;font-weight:700;text-align:left}
  .article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line)}
  .article-body tbody tr:nth-child(even){background:#FAF8F5}
  .article-body tbody tr:last-child td{border-bottom:0}
  .article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}

  .empty-state{max-width:800px;margin:0 auto;min-height:260px;border:2px dashed var(--line);border-radius:var(--radius-lg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:40px 24px;text-align:center;color:var(--muted-light);background:#FCFBF9}
  .empty-state .empty-icon{width:52px;height:52px;border-radius:16px;border:1px solid var(--line);display:grid;place-items:center;font-size:22px;color:var(--brand-1);background:#fff}
  .empty-state strong{font-size:18px;color:var(--text-light)}

  /* 内嵌片段卡 */
  .inline-clip{max-width:800px;margin:40px auto 0;background:var(--ink-900);border:1px solid var(--line-dark);border-radius:var(--radius-lg);padding:20px;display:flex;gap:18px;align-items:center;box-shadow:var(--shadow-dark)}
  .inline-clip .clip-shot{width:86px;flex:0 0 86px;aspect-ratio:9/16;border-radius:16px;overflow:hidden;position:relative;background:rgba(255,90,31,.08)}
  .inline-clip .clip-shot img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05) contrast(1.02)}
  .inline-clip .clip-play{position:absolute;inset:0;display:grid;place-items:center}
  .inline-clip .clip-play span{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.78);color:var(--ink-900);display:grid;place-items:center;font-size:13px}
  .inline-clip .clip-body{min-width:0;flex:1 1 auto}
  .inline-clip h3{color:#fff;font-size:16px;font-weight:700}
  .inline-clip p{color:var(--muted-dark);font-size:13.5px;margin-top:6px}
  .inline-clip .clip-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}

  /* 跟买条 */
  .buy-strip{max-width:800px;margin:32px auto 0;background:var(--ink-900);border:1px solid transparent;border-radius:var(--radius-lg);padding:22px;position:relative;box-shadow:var(--shadow-dark);
    background-image:linear-gradient(var(--ink-900),var(--ink-900)),var(--grad);background-origin:border-box;background-clip:padding-box,border-box}
  .buy-strip .buy-top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}
  .buy-strip .buy-top p{color:#fff;font-size:16px;font-weight:700}
  .buy-strip .buy-top span{display:block;color:var(--muted-dark);font-size:13px;font-weight:400;margin-top:4px}
  .buy-strip .buy-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
  .buy-strip .fact{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--text-dark);background:rgba(255,255,255,.06);border:1px solid var(--line-dark);border-radius:999px;padding:6px 12px}
  .buy-strip .fact i{font-style:normal;color:var(--brand-2)}

  /* ===== 侧栏 ===== */
  .article-side{display:flex;flex-direction:column;gap:20px}
  @media (min-width:1024px){.article-side{position:sticky;top:120px}}
  .side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-md);padding:20px;box-shadow:var(--shadow-light)}
  .side-card h3{font-size:15px;font-weight:700;display:flex;align-items:center;gap:8px;margin-bottom:14px}
  .side-card h3::before{content:"";width:3px;height:15px;border-radius:3px;background:var(--grad)}
  .toc-list{display:flex;flex-direction:column;gap:2px;max-height:280px;overflow-y:auto}
  .toc-list a{font-size:14px;color:var(--muted-light);padding:8px 10px;border-radius:10px;border-left:2px solid transparent;line-height:1.5}
  .toc-list a:hover{background:#FAF8F5;color:var(--brand-1)}
  .toc-list a.active{color:var(--brand-1);font-weight:700;background:#FCF3EE;border-left-color:var(--brand-1)}
  .mini-list{display:flex;flex-direction:column;gap:14px}
  .mini-item{display:flex;gap:12px;align-items:flex-start}
  .mini-item .mini-thumb{width:56px;flex:0 0 56px;aspect-ratio:9/16;border-radius:12px;overflow:hidden;background:rgba(255,90,31,.08)}
  .mini-item .mini-thumb img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05) contrast(1.02);transition:transform .24s var(--ease)}
  .mini-item:hover .mini-thumb img{transform:scale(1.06)}
  .mini-item h4{font-size:13.8px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .mini-item .mini-meta{font-size:12px;color:var(--muted-light);margin-top:5px}
  .side-buy{background:var(--ink-900);border:1px solid var(--line-dark);color:var(--text-dark)}
  .side-buy h3{color:#fff}
  .side-buy p{font-size:13.5px;color:var(--muted-dark);margin-bottom:16px}
  .side-buy .btn{width:100%}

  /* ===== 相关推荐横滑 ===== */
  .related-wrap{padding:56px 0 8px}
  @media (min-width:1024px){.related-wrap{padding:88px 0 8px}}
  .related-scroll{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 24px 20px;margin:0 -24px;scrollbar-width:none}
  .related-scroll::-webkit-scrollbar{display:none}
  .related-card{flex:0 0 240px;scroll-snap-align:start;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-light);transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease)}
  .related-card:hover{transform:translateY(-4px);border-color:var(--brand-1);box-shadow:0 14px 34px rgba(24,20,14,.14)}
  .related-card .rel-shot{aspect-ratio:16/10;overflow:hidden;background:rgba(255,90,31,.08)}
  .related-card .rel-shot img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05) contrast(1.02);transition:transform .24s var(--ease)}
  .related-card:hover .rel-shot img{transform:scale(1.05)}
  .related-card .rel-body{padding:16px}
  .related-card .rel-tag{font-size:11.5px;font-weight:700;color:var(--brand-2);border:1px solid rgba(0,210,180,.45);border-radius:999px;padding:3px 9px;display:inline-block}
  .related-card h3{font-size:15px;font-weight:600;margin-top:10px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .related-card .rel-time{font-size:12.5px;color:var(--muted-light);margin-top:10px}

  /* ===== 返回与分享 ===== */
  .share-row{max-width:800px;margin:36px auto 0;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-md);padding:18px 20px;box-shadow:var(--shadow-light)}
  .share-row .share-label{font-size:14px;color:var(--muted-light)}
  .share-actions{display:flex;flex-wrap:wrap;gap:10px}

  /* ===== FAQ ===== */
  .faq-list{display:flex;flex-direction:column;gap:12px}
  .faq-item{background:#FCFBF9;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:border-color .22s var(--ease),background .22s var(--ease)}
  .faq-item.open{border-color:rgba(255,90,31,.42);background:#fff}
  .faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:18px 20px;font-size:16px;font-weight:600;line-height:1.6}
  .faq-q .sign{flex:0 0 26px;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:rgba(255,90,31,.12);color:var(--brand-1);font-size:16px;font-weight:800;transition:transform .2s var(--ease)}
  .faq-item.open .faq-q .sign{transform:rotate(45deg)}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .2s var(--ease)}
  .faq-a p{padding:0 20px 20px;font-size:15px;line-height:1.75;color:#4a5158}

  /* ===== CTA ===== */
  .cta-band{margin:56px 0 0;background:var(--ink-900);border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);position:relative;overflow:hidden}
  .cta-band::before{content:"";position:absolute;inset:0;background:var(--glow)}
  .cta-inner{position:relative;z-index:1;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;padding:48px 0}
  .cta-inner h2{color:#fff;font-size:26px;font-weight:800}
  .cta-inner p{color:var(--muted-dark);font-size:14.5px;margin-top:10px;max-width:560px}

  /* ===== 页脚 ===== */
  .site-footer{background:var(--ink-900);color:var(--muted-dark);margin-top:56px}
  @media (min-width:1024px){.site-footer{margin-top:88px}}
  .footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding:52px 0 32px}
  @media (min-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}}
  .footer-brand p{font-size:14px;line-height:1.8;margin-top:16px;max-width:320px}
  .site-footer h3{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
  .footer-links{display:flex;flex-direction:column;gap:11px}
  .footer-links a{font-size:14px;transition:color .22s var(--ease),transform .22s var(--ease)}
  .footer-links a:hover{color:var(--brand-1);transform:translateX(2px)}
  .social-row{display:flex;gap:10px;margin-top:20px}
  .social-row a{width:38px;height:38px;border-radius:12px;border:1px solid var(--line-dark);display:grid;place-items:center;color:var(--text-dark);font-size:14px}
  .social-row a:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}
  .footer-bottom{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;border-top:1px solid var(--line-dark);padding:20px 0 30px;font-size:13px}
  .footer-bottom button{color:var(--muted-dark);font-size:13px}
  .footer-bottom button:hover{color:var(--brand-1)}

  /* ===== 返回顶部 ===== */
  .to-top{position:fixed;right:20px;bottom:24px;width:44px;height:44px;border-radius:50%;background:var(--ink-900);color:var(--brand-1);display:grid;place-items:center;box-shadow:var(--shadow-dark);opacity:0;pointer-events:none;transition:opacity .24s var(--ease),transform .24s var(--ease);z-index:70}
  .to-top.show{opacity:1;pointer-events:auto}
  .to-top:hover{transform:translateY(-3px)}

  .sticky-buy{position:fixed;left:0;right:0;bottom:0;z-index:75;background:rgba(11,14,19,.94);backdrop-filter:blur(12px);border-top:1px solid var(--line-dark);transform:translateY(120%);transition:transform .3s var(--ease)}
  .sticky-buy.show{transform:translateY(0)}
  .sticky-buy .inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:68px}
  .sticky-buy p{color:#fff;font-size:14.5px;font-weight:600}
  .sticky-buy .close{color:var(--muted-dark);font-size:20px;line-height:1;padding:4px 8px}

  @media (max-width:768px){
    .hot-words,.nav-sep{display:none}
    .search-box{width:40px;padding:0;justify-content:center;background:transparent;border-color:transparent}
    .search-box input,.search-clear{display:none}
    .nav-cta{display:none}
    .menu-toggle{display:grid}
    .container{padding:0 16px}
    .article-body{font-size:17px;line-height:1.9}
    .inline-clip{flex-direction:row}
  }
  @media (max-width:520px){
    .article-hero h1{font-size:26px}
    .sec-title{font-size:21px}
    .inline-clip .clip-shot{width:72px;flex-basis:72px}
    .related-card{flex-basis:200px}
  }

/* roulang page: category1 */
:root{
  --brand-1:#FF5A1F;--brand-2:#00D2B4;--brand-3:#FFE14D;
  --ink-900:#0B0E13;--ink-800:#161B24;--line-dark:#232A36;
  --paper:#F6F5F2;--card:#FFFFFF;--line:#E7E4DE;
  --text-dark:#E8EAEE;--text-dark-2:#9AA3B2;
  --text-light:#1A1D23;--text-light-2:#6B7280;
  --danger:#E5484D;
  --grad:linear-gradient(96deg,#FF5A1F 0%,#FF2E6B 52%,#7A3BFF 100%);
  --grad-soft:linear-gradient(180deg,rgba(0,210,180,.18),rgba(0,210,180,0));
  --r-lg:22px;--r-v:28px;--r-row:18px;--r-btn:999px;--r-in:14px;
  --sh-dark:0 8px 30px rgba(0,0,0,.45);
  --sh-light:0 8px 24px rgba(24,20,14,.08);
  --sh-light-hover:0 16px 36px rgba(24,20,14,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.6;color:var(--text-light);
  background:var(--paper);
  padding-top:100px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand-1)}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:80;color:var(--text-dark);transition:background .24s var(--ease),box-shadow .24s var(--ease)}
.site-header.is-stuck{background:rgba(11,14,19,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--line-dark),0 10px 30px rgba(0,0,0,.35)}
.site-header.is-stuck .header-top{height:48px}
.header-top{height:56px;display:flex;align-items:center;transition:height .24s var(--ease)}
.top-row{display:flex;align-items:center;gap:16px}
.logo{display:inline-flex;align-items:center;gap:8px;flex:0 0 auto;color:var(--text-dark)}
.logo:hover{color:var(--text-dark)}
.logo-mark{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-weight:800;font-size:17px;color:#fff;background:var(--grad);position:relative;clip-path:polygon(0 0,100% 0,100% 74%,80% 100%,0 100%)}
.logo-text{font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.top-divider{width:1px;height:20px;background:var(--line-dark);flex:0 0 auto}
.hot-words{display:flex;align-items:center;gap:18px;overflow:hidden;flex:1 1 auto;min-width:0;-webkit-mask-image:linear-gradient(90deg,#000 82%,transparent);mask-image:linear-gradient(90deg,#000 82%,transparent)}
.hot-words a{font-size:13px;color:var(--text-dark-2);white-space:nowrap;transition:color .2s var(--ease)}
.hot-words a:hover{color:var(--brand-3)}
.top-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto}
.search-box{display:flex;align-items:center;gap:6px;height:36px;padding:0 10px;border:1px solid var(--line-dark);border-radius:var(--r-btn);background:rgba(255,255,255,.04);transition:width .24s var(--ease),border-color .24s var(--ease)}
.search-box input{width:0;padding:0;border:0;background:transparent;color:var(--text-dark);font-size:14px;outline:none;transition:width .24s var(--ease)}
.search-box input::placeholder{color:#7a8290}
.search-box.is-open{width:320px;border-color:rgba(255,90,31,.55)}
.search-box.is-open input{width:100%}
.search-box .icon{width:18px;height:18px;flex:0 0 auto}
.search-clear{display:none;font-size:18px;line-height:1;color:var(--text-dark-2);padding:0 2px}
.search-box.has-value .search-clear{display:block}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;border-radius:var(--r-btn);transition:transform .2s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease),background .22s var(--ease),color .22s var(--ease)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(255,90,31,.28)}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 10px 26px rgba(255,90,31,.40);color:#fff;transform:translateY(-2px)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{border:1px solid rgba(232,234,238,.35);color:var(--text-dark)}
.btn-ghost:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}
.btn-sm{height:36px;padding:0 18px;font-size:14px}
.btn-lg{height:50px;padding:0 30px;font-size:16px}
.hamburger{display:none;width:38px;height:38px;border:1px solid var(--line-dark);border-radius:10px;place-items:center}
.hamburger span{display:block;width:16px;height:2px;background:var(--text-dark);border-radius:2px;position:relative}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text-dark);border-radius:2px}
.hamburger span::before{top:-5px}
.hamburger span::after{top:5px}
.header-bottom{height:44px;display:flex;align-items:center;border-top:1px solid rgba(35,42,54,.85)}
.channel-row{display:flex;align-items:center;overflow-x:auto;scrollbar-width:none}
.channel-row::-webkit-scrollbar{display:none}
.channels{display:flex;align-items:center;gap:26px}
.channels a{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--text-dark-2);height:44px;line-height:44px;border-bottom:2px solid transparent;white-space:nowrap;transition:color .2s var(--ease),border-color .2s var(--ease)}
.channels a:hover{color:var(--text-dark)}
.channels a.active{color:var(--text-dark);font-weight:700;border-bottom-color:var(--brand-1)}
.badge-new{font-size:11px;font-weight:700;color:#0B0E13;background:var(--brand-3);border-radius:5px;padding:1px 5px}

/* ---------- drawer ---------- */
.drawer{position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:380px;background:var(--ink-900);color:var(--text-dark);z-index:120;transform:translateX(100%);transition:transform .28s var(--ease);overflow-y:auto;padding:20px 20px 32px;box-shadow:-20px 0 40px rgba(0,0,0,.5)}
.drawer.is-open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:110;opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s var(--ease)}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line-dark)}
.drawer-close{width:36px;height:36px;border:1px solid var(--line-dark);border-radius:10px;font-size:20px;color:var(--text-dark-2)}
.drawer h3{font-size:13px;color:var(--text-dark-2);font-weight:600;margin:22px 0 8px;letter-spacing:.04em}
.drawer-nav a{display:block;padding:12px 12px;border-radius:12px;font-size:15px;font-weight:600;border-left:3px solid transparent}
.drawer-nav a.active{background:rgba(255,90,31,.12);border-left-color:var(--brand-1);color:var(--text-dark)}
.drawer-tags{display:flex;flex-wrap:wrap;gap:10px}
.drawer-tags a{font-size:13px;padding:7px 12px;border:1px solid var(--line-dark);border-radius:var(--r-btn);color:var(--text-dark-2)}
.drawer-cta{margin-top:24px;width:100%;height:48px}
.drawer-foot{margin-top:28px;padding-top:16px;border-top:1px solid var(--line-dark);font-size:12px;color:#6f7886;line-height:1.8}

/* ---------- hero ---------- */
.hero-band{position:relative;background:var(--ink-900);overflow:hidden;padding-bottom:44px}
.hero-band::before{content:"";position:absolute;inset:0;background-image:url("/assets/images/backpic/back-1.png");background-size:cover;background-position:center;opacity:.22;filter:saturate(1.05) contrast(1.02)}
.hero-band::after{content:"";position:absolute;inset:0;background:radial-gradient(700px 380px at 12% 0%,rgba(255,90,31,.24),transparent 62%),linear-gradient(180deg,rgba(11,14,19,.80) 0%,rgba(11,14,19,.93) 100%)}
.hero-inner{position:relative;z-index:1}
.crumb{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-dark-2);padding:12px 0 18px}
.crumb a{color:var(--text-dark-2)}
.crumb a:hover{color:var(--brand-1)}
.crumb .now{color:var(--brand-1);font-weight:600}
.hero-card{position:relative;border-radius:var(--r-lg);border:1px solid transparent;padding:28px 30px;min-height:280px;display:flex;flex-direction:column;justify-content:center;gap:14px;background:linear-gradient(var(--ink-800),var(--ink-800)) padding-box,var(--grad) border-box;box-shadow:var(--sh-dark)}
.hero-card::before{content:"";position:absolute;inset:0 0 auto;height:120px;border-radius:var(--r-lg) var(--r-lg) 0 0;background:var(--grad-soft);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:center;position:relative;z-index:1}
.hero-card h1{font-size:40px;line-height:1.2;font-weight:800;letter-spacing:-.02em;color:var(--text-dark)}
.hero-card h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:16px;line-height:28px;color:var(--text-dark-2);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:4px}
.hero-facts{display:flex;flex-direction:column;gap:12px;padding:20px;border-radius:18px;border:1px solid var(--line-dark);background:rgba(255,255,255,.03)}
.hero-facts li{display:flex;align-items:baseline;gap:10px;font-size:14px;color:var(--text-dark-2)}
.hero-facts b{font-size:22px;font-weight:800;color:var(--brand-2)}
.hero-thumb{position:relative;border-radius:var(--r-v);overflow:hidden;border:1px solid rgba(255,255,255,.18);aspect-ratio:9/16;max-width:220px;margin-left:auto;box-shadow:var(--sh-dark)}
.hero-thumb img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05) contrast(1.02)}
.hero-thumb figcaption{position:absolute;left:0;right:0;bottom:0;padding:12px;font-size:12px;color:#fff;background:linear-gradient(180deg,transparent,rgba(11,14,19,.9))}

/* ---------- chips ---------- */
.section{padding:56px 0}
.section-tight{padding:32px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}
.section-head h2{font-size:28px;line-height:36px;font-weight:700;color:var(--text-light);position:relative;padding-left:14px}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--grad)}
.section-head p{font-size:14px;color:var(--text-light-2);margin-top:8px;padding-left:14px}
.link-more{font-size:14px;font-weight:600;color:var(--brand-1);white-space:nowrap}
.link-more:hover{color:#e04a12}
.chip-row{display:flex;gap:10px;overflow-x:auto;padding:4px 0 12px;scrollbar-width:none}
.chip-row::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;height:38px;padding:0 18px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;font-size:14px;font-weight:600;color:var(--text-light-2);transition:all .2s var(--ease)}
.chip:hover{border-color:var(--brand-2);color:var(--text-light)}
.chip.is-active{background:rgba(0,210,180,.12);border-color:var(--brand-2);color:#008f7c;font-weight:700}

/* ---------- dual big cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.big-card{display:grid;grid-template-columns:170px 1fr;gap:20px;padding:20px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-light);transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease)}
.big-card:hover{transform:translateY(-4px);box-shadow:var(--sh-light-hover);border-color:#dcd7cf}
.big-card.is-hidden{display:none}
.big-card figure{margin:0;border-radius:16px;overflow:hidden;aspect-ratio:16/10;background:rgba(255,90,31,.08)}
.big-card figure img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05) contrast(1.02);transition:transform .22s var(--ease)}
.big-card:hover figure img{transform:scale(1.05)}
.card-body{display:flex;flex-direction:column;gap:10px;min-width:0}
.tag{display:inline-flex;align-items:center;gap:6px;align-self:flex-start;font-size:12px;font-weight:700;padding:3px 10px;border-radius:var(--r-btn);border:1px solid rgba(0,210,180,.5);color:#00917e;background:rgba(0,210,180,.08)}
.big-card h3{font-size:18px;line-height:26px;font-weight:600}
.big-card h3 a:hover{color:var(--brand-1)}
.card-desc{font-size:14px;line-height:24px;color:var(--text-light-2)}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:10px;border-top:1px dashed var(--line)}
.metrics{display:flex;gap:8px;flex-wrap:wrap}
.metric{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:700;padding:3px 10px;border-radius:var(--r-btn);background:rgba(0,210,180,.10);color:#008f7c}
.metric.warm{background:rgba(255,90,31,.10);color:#d8480f}
.card-arrow{font-size:14px;font-weight:700;color:var(--brand-1);display:inline-flex;align-items:center;gap:6px;transition:transform .2s var(--ease)}
.big-card:hover .card-arrow{transform:translateX(4px)}

/* ---------- stats band ---------- */
.stats-band{margin-top:56px;background:var(--ink-900);border-radius:var(--r-lg);padding:30px 28px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;overflow:hidden;border:1px solid var(--line-dark)}
.stats-band::before{content:"";position:absolute;inset:0;background:radial-gradient(420px 220px at 88% 0%,rgba(0,210,180,.16),transparent 65%)}
.stat{position:relative;z-index:1;display:flex;flex-direction:column;gap:6px}
.stat b{font-size:30px;line-height:1.1;font-weight:800;color:var(--brand-2);font-variant-numeric:tabular-nums}
.stat span{font-size:13px;color:var(--text-dark-2)}

/* ---------- sticky buy bar ---------- */
.buy-band{margin:56px 0 0;background:var(--ink-900);border:1px solid transparent;border-radius:var(--r-lg);padding:26px 28px;background-color:var(--ink-900);background-image:linear-gradient(var(--ink-900),var(--ink-900)),var(--grad);background-origin:border-box;background-clip:padding-box,border-box;position:relative;overflow:hidden}
.buy-top{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;position:relative;z-index:1}
.buy-top h2{font-size:24px;line-height:34px;font-weight:700;color:var(--text-dark);padding-left:14px;position:relative}
.buy-top h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--grad)}
.buy-top p{font-size:14px;color:var(--text-dark-2);margin-top:8px;padding-left:14px}
.guarantee{display:flex;flex-wrap:wrap;gap:18px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line-dark);position:relative;z-index:1}
.guarantee li{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-dark-2)}
.guarantee i{width:20px;height:20px;border-radius:6px;display:grid;place-items:center;font-style:normal;font-size:11px;font-weight:700;color:#0B0E13;background:var(--brand-2)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.faq-item[open]{border-color:rgba(255,90,31,.45);box-shadow:var(--sh-light)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;font-size:16px;line-height:24px;font-weight:600}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{position:relative;width:20px;height:20px;flex:0 0 auto}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand-1);border-radius:2px;transition:transform .2s var(--ease)}
.faq-icon::before{left:0;top:9px;width:20px;height:2px}
.faq-icon::after{left:9px;top:0;width:2px;height:20px}
.faq-item[open] .faq-icon::after{transform:scaleY(0)}
.faq-body{padding:0 20px 18px;font-size:15px;line-height:26px;color:var(--text-light-2)}

/* ---------- pagination ---------- */
.pagination{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:40px}
.pagination a,.pagination span{min-width:42px;height:42px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--r-btn);font-size:14px;font-weight:600;border:1px solid var(--line);background:#fff;color:var(--text-light-2);transition:all .2s var(--ease)}
.pagination a:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}
.pagination .current{background:var(--grad);color:#fff;border-color:transparent}
.pagination .disabled{opacity:.45;cursor:not-allowed}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-900);color:var(--text-dark-2);padding:56px 0 0;margin-top:56px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.footer-brand p{font-size:14px;line-height:24px;margin-top:14px;max-width:320px}
.site-footer h3{font-size:14px;font-weight:700;color:var(--text-dark);margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--text-dark-2);transition:color .2s var(--ease),transform .2s var(--ease)}
.footer-links a:hover{color:var(--brand-1);transform:translateX(-2px)}
.social-row{display:flex;gap:10px;margin-top:18px}
.social-row a{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-size:13px;font-weight:700;border:1px solid var(--line-dark);color:var(--text-dark-2)}
.social-row a:hover{border-color:var(--brand-1);color:var(--brand-1)}
.footer-bottom{margin-top:40px;padding:18px 24px;border-top:1px solid var(--line-dark);display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px}
.footer-bottom button{font-size:13px;color:var(--text-dark-2);border:1px solid var(--line-dark);border-radius:var(--r-btn);padding:7px 16px;transition:all .2s var(--ease)}
.footer-bottom button:hover{color:var(--brand-1);border-color:var(--brand-1)}

/* ---------- back to top ---------- */
.back-top{position:fixed;right:24px;bottom:28px;width:44px;height:44px;border-radius:50%;background:var(--ink-900);color:var(--brand-1);display:grid;place-items:center;font-size:18px;box-shadow:0 10px 24px rgba(0,0,0,.35);opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s var(--ease),transform .24s var(--ease);z-index:90}
.back-top.is-show{opacity:1;visibility:visible}
.back-top:hover{transform:translateY(-3px)}

@media (max-width:1280px){
  .hero-card h1{font-size:36px}
}
@media (max-width:1024px){
  .hot-words{display:none}
  .hero-grid{grid-template-columns:1fr}
  .hero-thumb{margin:0;max-width:180px}
  .card-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stats-band{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  body{padding-top:88px}
  .hamburger{display:grid}
  .top-divider,.search-box input{display:none}
  .search-box{width:38px;padding:0;justify-content:center;border-color:var(--line-dark)}
  .search-box.is-open{width:38px}
  .top-actions .btn-sm{display:none}
  .header-bottom{height:40px}
  .channels a{height:40px;line-height:40px}
  .section{padding:44px 0}
  .hero-card{padding:22px 20px}
  .hero-card h1{font-size:30px;line-height:1.25}
  .section-head h2{font-size:22px;line-height:30px}
  .big-card{grid-template-columns:1fr;gap:14px}
  .big-card figure{aspect-ratio:16/10}
  .container{padding:0 16px}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .stats-band{grid-template-columns:1fr;gap:16px}
  .pagination a:not(.page-btn),.pagination span:not(.current):not(.page-btn){display:none}
  .buy-top{padding:0}
  .back-top{right:16px;bottom:16px}
}

/* roulang page: category2 */
:root{
  --brand-1:#FF5A1F;
  --brand-2:#00D2B4;
  --brand-3:#FFE14D;
  --ink-900:#0B0E13;
  --ink-800:#161B24;
  --line-dark:#232A36;
  --paper:#F6F5F2;
  --card:#FFFFFF;
  --line:#E7E4DE;
  --text-dark:#E8EAEE;
  --text-dark-2:#9AA3B2;
  --text-light:#1A1D23;
  --text-light-2:#6B7280;
  --danger:#E5484D;
  --grad:linear-gradient(96deg,#FF5A1F 0%,#FF2E6B 52%,#7A3BFF 100%);
  --r-xl:28px;
  --r-lg:22px;
  --r-md:18px;
  --r-sm:14px;
  --shadow-dark:0 8px 30px rgba(0,0,0,.45);
  --shadow-light:0 8px 24px rgba(24,20,14,.08);
  --shadow-hover:0 18px 40px rgba(24,20,14,.15);
  --ease:cubic-bezier(.2,.7,.3,1);
  --header-h:100px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:120px}
body{
  margin:0;
  padding:var(--header-h) 0 0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text-light);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:-.01em}
p{margin:0}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),transform .2s var(--ease),opacity .2s var(--ease)}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
input{font:inherit;outline:none}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.tnum{font-variant-numeric:tabular-nums}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  background:rgba(11,14,19,.94);
  transition:background .24s var(--ease),box-shadow .24s var(--ease),backdrop-filter .24s var(--ease);
  border-bottom:1px solid rgba(255,255,255,.05);
}
.site-header.is-scrolled{
  background:rgba(11,14,19,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom-color:var(--line-dark);
  box-shadow:0 8px 30px rgba(0,0,0,.45);
}
.topbar{
  display:flex;align-items:center;gap:18px;
  height:56px;
  transition:height .24s var(--ease);
}
.site-header.is-scrolled .topbar{height:44px}

.logo{display:inline-flex;align-items:center;gap:8px;flex:none}
.logo-mark{
  position:relative;overflow:hidden;
  width:30px;height:30px;border-radius:9px;
  display:grid;place-items:center;
  background:var(--grad);
  color:#fff;font-size:16px;font-weight:800;line-height:1;
  box-shadow:0 4px 14px rgba(255,90,31,.35);
}
.logo-mark::after{
  content:"";position:absolute;top:-8px;right:-10px;
  width:22px;height:22px;border-radius:2px;
  background:rgba(255,255,255,.34);
  transform:rotate(18deg);
}
.logo-text{font-size:18px;font-weight:800;color:#fff;letter-spacing:-.02em;white-space:nowrap}

.divider{width:1px;height:20px;background:var(--line-dark);flex:none}

.hot-words{
  display:flex;align-items:center;gap:20px;
  flex:1 1 auto;min-width:0;overflow-x:auto;
  scrollbar-width:none;
  -webkit-mask-image:linear-gradient(90deg,#000 80%,transparent 100%);
  mask-image:linear-gradient(90deg,#000 80%,transparent 100%);
}
.hot-words::-webkit-scrollbar{display:none}
.hot-words a{font-size:13px;color:var(--text-dark-2);white-space:nowrap}
.hot-words a:hover{color:var(--brand-1)}

.topbar-tools{display:flex;align-items:center;gap:12px;flex:none;margin-left:auto}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:150px;height:36px;padding:0 12px;
  border-radius:999px;
  border:1px solid var(--line-dark);
  background:rgba(255,255,255,.05);
  transition:width .24s var(--ease),border-color .2s var(--ease),box-shadow .24s var(--ease);
}
.search-box:focus-within{width:320px;border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(255,90,31,.12)}
.search-icon{color:var(--text-dark-2);font-size:14px;flex:none}
.search-box input{
  flex:1 1 auto;min-width:0;width:100%;
  background:transparent;border:none;color:var(--text-dark);
  font-size:13px;
}
.search-box input::placeholder{color:#6b7280}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;
  font-weight:700;
  line-height:1;
  white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .24s var(--ease),filter .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn-sm{height:38px;padding:0 20px;font-size:14px}
.btn-lg{height:50px;padding:0 30px;font-size:16px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(255,46,107,.28)}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 12px 30px rgba(255,46,107,.4);transform:translateY(-2px)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{border:1px solid rgba(255,255,255,.28);color:#fff;background:rgba(255,255,255,.04)}
.btn-ghost:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}
.btn-outline{border:1px solid var(--line);color:var(--text-light);background:#fff}
.btn-outline:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}

.menu-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:38px;height:38px;border-radius:11px;
  border:1px solid var(--line-dark);
  padding:0 9px;
}
.menu-toggle span{display:block;height:2px;border-radius:2px;background:#fff}
.menu-toggle span:nth-child(2){width:70%}

.channel-bar{border-top:1px solid rgba(255,255,255,.06)}
.channel-inner{display:flex;align-items:center;height:44px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channels{display:flex;align-items:center;gap:28px}
.channels a{
  position:relative;
  font-size:14px;color:var(--text-dark-2);
  padding:13px 0;white-space:nowrap;
  display:inline-flex;align-items:center;gap:6px;
}
.channels a:hover{color:#fff}
.channels a.active{color:#fff;font-weight:700}
.channels a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;
  height:2px;border-radius:2px;background:var(--brand-1);
}
.chip-new{
  font-size:11px;font-weight:700;line-height:1;
  padding:3px 7px;border-radius:999px;
  background:rgba(255,225,77,.16);
  color:var(--brand-3);
}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:120;
  width:84vw;max-width:360px;
  background:var(--ink-900);
  border-left:1px solid var(--line-dark);
  transform:translateX(105%);
  transition:transform .3s var(--ease);
  padding:20px 22px 40px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer-close{
  width:36px;height:36px;border-radius:11px;
  border:1px solid var(--line-dark);color:#fff;font-size:20px;line-height:1;
  display:grid;place-items:center;
}
.drawer-close:hover{border-color:var(--brand-1);color:var(--brand-1)}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:26px}
.drawer-nav a{
  display:block;padding:12px 14px;border-radius:12px;
  font-size:15px;color:var(--text-dark-2);
  border-left:3px solid transparent;
}
.drawer-nav a:hover{background:rgba(255,255,255,.05);color:#fff}
.drawer-nav a.active{color:#fff;font-weight:700;border-left-color:var(--brand-1);background:rgba(255,90,31,.08)}
.drawer-title{font-size:13px;color:#6b7280;margin:0 0 12px;letter-spacing:.04em}
.drawer-hot{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.drawer-hot a{
  font-size:13px;padding:7px 14px;border-radius:999px;
  border:1px solid var(--line-dark);color:var(--text-dark-2);
}
.drawer-hot a:hover{border-color:var(--brand-1);color:var(--brand-1)}
.drawer-cta{width:100%}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section-tight{padding:56px 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:28px;
}
.section-head h2{
  font-size:28px;font-weight:700;
  display:flex;align-items:center;gap:12px;
}
.section-head h2::before{
  content:"";width:4px;height:26px;border-radius:3px;background:var(--brand-1);flex:none;
}
.section-head .sub{
  margin-top:10px;font-size:15px;color:var(--text-light-2);max-width:640px;
}
.link-more{
  font-size:14px;font-weight:700;color:var(--brand-1);white-space:nowrap;
  display:inline-flex;align-items:center;gap:6px;
}
.link-more:hover{gap:10px}

/* ---------- Hero ---------- */
.hero-band{
  position:relative;
  background:var(--ink-900);
  overflow:hidden;
}
.hero-band::before{
  content:"";
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.22;
  filter:saturate(1.05) contrast(1.02);
}
.hero-band::after{
  content:"";
  position:absolute;top:-160px;left:-120px;
  width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.4) 0%,rgba(255,90,31,0) 68%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding:26px 0 40px}
.hero-glow{
  position:absolute;right:-80px;bottom:-120px;
  width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,210,180,.22) 0%,rgba(0,210,180,0) 70%);
  pointer-events:none;
}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:12px;color:var(--text-dark-2);margin-bottom:22px;
}
.breadcrumb a:hover{color:var(--brand-1)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:var(--brand-1);font-weight:600}

.hero-narrow{
  display:grid;grid-template-columns:minmax(0,1fr) auto;
  gap:48px;align-items:center;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.04em;
  color:var(--brand-2);
  padding:6px 14px;border-radius:999px;
  background:rgba(0,210,180,.12);
  border:1px solid rgba(0,210,180,.28);
  margin-bottom:16px;
}
.hero-narrow h1{
  font-size:40px;line-height:1.18;font-weight:800;letter-spacing:-.02em;
  color:#fff;margin-bottom:14px;
}
.hero-narrow h1 em{
  font-style:normal;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
}
.hero-sub{font-size:16px;color:var(--text-dark-2);max-width:560px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}

.hero-poster{
  position:relative;flex:none;
  width:150px;aspect-ratio:9/16;
  border-radius:26px;overflow:hidden;
  border:1px solid rgba(255,255,255,.2);
  box-shadow:var(--shadow-dark);
}
.hero-poster img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05) contrast(1.02)}
.hero-poster::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:96px;
  background:linear-gradient(180deg,rgba(11,14,19,0),rgba(11,14,19,.92));
}
.poster-dur{
  position:absolute;top:10px;right:10px;z-index:3;
  font-size:11px;font-weight:700;line-height:1;
  padding:5px 9px;border-radius:999px;
  background:var(--brand-3);color:#3b2a00;
}
.poster-play{
  position:absolute;top:50%;left:50%;z-index:3;
  width:52px;height:52px;border-radius:50%;
  transform:translate(-50%,-50%);
  display:grid;place-items:center;
  background:rgba(255,255,255,.22);
  border:1px solid rgba(255,255,255,.5);
  color:#fff;font-size:16px;
  transition:transform .22s var(--ease),background-color .22s var(--ease);
}
.hero-poster:hover .poster-play{transform:translate(-50%,-50%) scale(1.1);background:rgba(255,90,31,.7)}
.poster-meta{
  position:absolute;left:12px;right:12px;bottom:12px;z-index:3;
  display:flex;flex-direction:column;gap:6px;
}
.poster-meta .tag-line{
  font-size:11px;color:var(--text-dark-2);
}
.poster-meta .num{
  font-size:13px;font-weight:800;color:#fff;
}

/* ---------- 筛选条 ---------- */
.filter-bar{
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  padding:18px 22px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-light);
}
.filter-label{font-size:13px;font-weight:700;color:var(--text-light-2);flex:none}
.filter-tags{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  font-size:13px;font-weight:600;
  padding:8px 16px;border-radius:999px;
  border:1px solid var(--line);
  color:var(--text-light-2);
  background:#fff;
  transition:all .2s var(--ease);
}
.tag:hover{border-color:var(--brand-2);color:var(--brand-2)}
.tag.is-active{
  background:rgba(0,210,180,.14);
  border-color:rgba(0,210,180,.45);
  color:#019e88;
  font-weight:700;
}

/* ---------- 横滑轨 ---------- */
.rail{
  display:flex;gap:20px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
  padding:6px 4px 20px;
  scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none}
.rail > *{scroll-snap-align:start;flex:0 0 232px}

.rail-card{
  border-radius:var(--r-xl);
  overflow:hidden;
  background:var(--card);
  border:1px solid var(--line);
  box-shadow:var(--shadow-light);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.rail-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,31,.4)}
.rail-media{position:relative;aspect-ratio:9/16;overflow:hidden;background:rgba(255,90,31,.08)}
.rail-media img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05) contrast(1.02);transition:transform .22s var(--ease)}
.rail-card:hover .rail-media img{transform:scale(1.05)}
.rail-media::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:80px;
  background:linear-gradient(180deg,rgba(11,14,19,0),rgba(11,14,19,.86));
}
.rail-dur{
  position:absolute;top:12px;right:12px;z-index:3;
  font-size:11px;font-weight:700;line-height:1;
  padding:5px 9px;border-radius:999px;
  background:var(--brand-3);color:#3b2a00;
}
.rail-cat{
  position:absolute;top:12px;left:12px;z-index:3;
  font-size:11px;font-weight:700;line-height:1;
  padding:5px 10px;border-radius:999px;
  background:rgba(11,14,19,.66);
  border:1px solid rgba(255,255,255,.24);
  color:#fff;
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
}
.rail-play{
  position:absolute;top:50%;left:50%;z-index:3;
  width:44px;height:44px;border-radius:50%;
  transform:translate(-50%,-50%);
  display:grid;place-items:center;
  background:rgba(255,255,255,.2);
  border:1px solid rgba(255,255,255,.45);
  color:#fff;font-size:13px;
}
.rail-stat{
  position:absolute;left:12px;bottom:12px;z-index:3;
  font-size:11px;font-weight:700;color:#fff;
}
.rail-body{padding:16px 16px 18px}
.rail-body h3{
  font-size:15px;font-weight:700;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:44px;
  transition:color .2s var(--ease);
}
.rail-card:hover .rail-body h3{color:var(--brand-1)}
.rail-body p{margin-top:8px;font-size:12.5px;color:var(--text-light-2)}

/* ---------- 九宫格 ---------- */
.grid-9{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
  max-width:840px;
  margin:0 auto;
}
.tile{
  position:relative;
  border-radius:var(--r-xl);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:var(--shadow-light);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  background:var(--ink-800);
}
.tile:hover{transform:translateY(-4px);box-shadow:0 20px 44px rgba(24,20,14,.24);border-color:rgba(255,90,31,.5)}
.tile-media{position:relative;aspect-ratio:9/16;overflow:hidden}
.tile-media img{width:100%;height:100%;object-fit:cover;filter:saturate(1.05) contrast(1.02);transition:transform .22s var(--ease)}
.tile:hover .tile-media img{transform:scale(1.05)}
.tile-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,14,19,.1) 0%,rgba(11,14,19,.05) 45%,rgba(11,14,19,.92) 100%);
}
.tile-dur{
  position:absolute;top:10px;right:10px;z-index:3;
  font-size:11px;font-weight:700;line-height:1;
  padding:5px 9px;border-radius:999px;
  background:var(--brand-3);color:#3b2a00;
}
.tile-overlay{
  position:absolute;left:0;right:0;bottom:0;z-index:3;
  padding:14px 14px 16px;
}
.tile-tag{
  display:inline-block;
  font-size:11px;font-weight:700;line-height:1;
  padding:4px 9px;border-radius:999px;
  background:rgba(0,210,180,.18);
  border:1px solid rgba(0,210,180,.45);
  color:#5ff0da;
  margin-bottom:8px;
}
.tile-overlay h3{
  font-size:15px;font-weight:700;color:#fff;line-height:1.4;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.tile-overlay .tile-meta{
  margin-top:6px;font-size:11.5px;color:var(--text-dark-2);
}
.tile-overlay .tile-meta b{color:#fff;font-weight:700}

/* ---------- 统计带 ---------- */
.stat-band{
  background:var(--ink-900);
  border-radius:var(--r-lg);
  border:1px solid var(--line-dark);
  padding:36px 28px;
  position:relative;
  overflow:hidden;
}
.stat-band::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:var(--grad);
}
.stat-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
}
.stat-item{text-align:left}
.stat-item .num{
  font-size:22px;font-weight:800;line-height:1.28;
  font-variant-numeric:tabular-nums;
  color:var(--brand-2);
  display:flex;align-items:baseline;gap:4px;
}
.stat-item .num small{font-size:13px;font-weight:700}
.stat-item .label{margin-top:6px;font-size:13px;color:var(--text-dark-2)}

/* ---------- 评论 ---------- */
.review-card{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:22px;
  box-shadow:var(--shadow-light);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.review-card::before{
  content:"“";
  position:absolute;top:6px;right:18px;
  font-size:52px;line-height:1;font-weight:800;
  color:rgba(255,90,31,.13);
}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{
  width:40px;height:40px;border-radius:50%;flex:none;
  display:grid;place-items:center;
  background:rgba(255,90,31,.12);
  color:var(--brand-1);
  font-size:16px;font-weight:800;
}
.review-name{font-size:15px;font-weight:700;line-height:1.3}
.review-stars{
  font-size:13px;color:var(--brand-1);letter-spacing:2px;line-height:1.3;
}
.review-stars span{color:var(--text-light-2);font-size:12px;letter-spacing:0;margin-left:4px}
.review-text{font-size:15px;line-height:1.75;color:var(--text-light);position:relative;z-index:2}
.review-time{margin-top:14px;font-size:13px;color:var(--text-light-2)}

/* ---------- 跟买条 ---------- */
.buy-band{
  position:relative;
  background:var(--ink-900);
  border-radius:var(--r-lg);
  padding:36px 32px 30px;
  overflow:hidden;
  border:1px solid transparent;
  background-image:linear-gradient(var(--ink-900),var(--ink-900)),var(--grad);
  background-origin:border-box;
  background-clip:padding-box,border-box;
}
.buy-band::after{
  content:"";position:absolute;top:-100px;right:-60px;
  width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,210,180,.18) 0%,rgba(0,210,180,0) 70%);
  pointer-events:none;
}
.buy-top{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  margin-bottom:26px;
}
.buy-top h2{font-size:28px;color:#fff}
.buy-top p{margin-top:8px;font-size:15px;color:var(--text-dark-2)}
.buy-chips{
  position:relative;z-index:2;
  display:flex;flex-wrap:wrap;gap:14px 34px;
}
.buy-chip{
  display:inline-flex;align-items:center;gap:9px;
  font-size:13px;color:var(--text-dark-2);
}
.buy-chip i{color:var(--brand-2);font-size:14px}

/* ---------- 分页 ---------- */
.pagination{
  display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;
}
.page-btn,.page-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:44px;height:44px;padding:0 18px;
  border-radius:999px;
  font-size:14px;font-weight:600;
  border:1px solid var(--line);
  background:#fff;color:var(--text-light);
  transition:all .2s var(--ease);
}
.page-btn:hover,.page-num:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}
.page-num.is-current{
  background:var(--grad);color:#fff;border-color:transparent;font-weight:700;
  box-shadow:0 8px 20px rgba(255,46,107,.26);
}
.page-num.is-current:hover{transform:none;color:#fff}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink-900);
  color:var(--text-dark-2);
  padding:72px 0 0;
  margin-top:88px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:52px;
}
.footer-brand .logo{margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.9;max-width:320px}
.site-footer h3{font-size:15px;color:#fff;margin-bottom:18px;font-weight:700}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:var(--text-dark-2);display:inline-block}
.footer-links a:hover{color:var(--brand-1);transform:translateX(2px)}
.social-row{display:flex;gap:10px;margin-top:20px}
.social-row a{
  width:36px;height:36px;border-radius:11px;
  display:grid;place-items:center;
  border:1px solid var(--line-dark);
  font-size:13px;color:var(--text-dark-2);
}
.social-row a:hover{border-color:var(--brand-1);color:#fff;transform:translateY(-2px)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:22px 0 30px;
  border-top:1px solid var(--line-dark);
  font-size:13px;
}
#footerTop{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--text-dark-2);
  padding:8px 16px;border-radius:999px;
  border:1px solid var(--line-dark);
}
#footerTop:hover{border-color:var(--brand-1);color:var(--brand-1)}

/* ---------- 返回顶部 ---------- */
#backTop{
  position:fixed;right:22px;bottom:26px;z-index:80;
  width:44px;height:44px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--ink-900);
  color:var(--brand-1);
  border:1px solid var(--line-dark);
  box-shadow:0 10px 26px rgba(0,0,0,.35);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all .26s var(--ease);
}
#backTop.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
#backTop:hover{background:#fff;color:var(--brand-1)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .section{padding:72px 0}
  .hero-narrow{gap:32px}
  .hero-narrow h1{font-size:34px}
  .grid-9{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .section-head h2{font-size:25px}
}

@media (max-width:768px){
  :root{--header-h:100px}
  .container{padding:0 16px}
  .hot-words{display:none}
  .divider{display:none}
  .menu-toggle{display:flex}
  .desktop-cta{display:none}
  .search-box{width:112px}
  .search-box:focus-within{width:180px}
  .search-box input{font-size:12px}
  .logo-text{font-size:16px}
  .logo-mark{width:28px;height:28px;font-size:15px}

  .section{padding:56px 0}
  .section-tight{padding:40px 0}
  .hero-inner{padding:22px 0 32px}
  .hero-narrow{grid-template-columns:1fr;gap:26px}
  .hero-narrow h1{font-size:28px;line-height:1.22}
  .hero-sub{font-size:15px;margin-bottom:20px}
  .hero-poster{width:132px;justify-self:start}
  .breadcrumb{font-size:11.5px;margin-bottom:16px}

  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .section-head h2{font-size:22px}
  .section-head h2::before{height:22px}

  .rail{margin:0 -16px;padding:6px 16px 18px}
  .rail > *{flex:0 0 168px}
  .rail-body{padding:12px 12px 14px}
  .rail-body h3{font-size:13.5px;min-height:40px}

  .grid-9{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .tile-overlay{padding:11px 11px 13px}
  .tile-overlay h3{font-size:13px}
  .tile-overlay .tile-meta{font-size:11px}

  .stat-band{padding:26px 20px}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
  .stat-item .num{font-size:20px}

  .buy-band{padding:28px 20px 24px}
  .buy-top h2{font-size:22px}
  .buy-chips{gap:12px 22px}

  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px}
  .site-footer{padding-top:52px;margin-top:56px}
  .footer-bottom{font-size:12px}
  #backTop{right:16px;bottom:18px}

  .page-btn,.page-num{min-width:40px;height:40px;padding:0 14px;font-size:13px}
}

@media (max-width:520px){
  .hero-narrow h1{font-size:25px}
  .btn-lg{height:46px;padding:0 22px;font-size:15px}
  .search-box{width:100px}
  .search-box:focus-within{width:150px}
  .stat-grid{grid-template-columns:1fr 1fr}
  .tile-overlay h3{font-size:12.5px}
}

/* roulang page: category3 */
:root{
  --brand-1:#FF5A1F;
  --brand-2:#00D2B4;
  --brand-3:#FFE14D;
  --ink-900:#0B0E13;
  --ink-800:#161B24;
  --line-dark:#232A36;
  --paper:#F6F5F2;
  --card:#FFFFFF;
  --line:#E7E4DE;
  --text-dark:#E8EAEE;
  --text-dark-2:#9AA3B2;
  --text-light:#1A1D23;
  --text-light-2:#6B7280;
  --danger:#E5484D;
  --grad:linear-gradient(96deg,#FF5A1F 0%,#FF2E6B 52%,#7A3BFF 100%);
  --grad-soft:linear-gradient(180deg,rgba(0,210,180,.18),rgba(0,210,180,0));
  --r-lg:22px;
  --r-md:16px;
  --r-sm:14px;
  --shadow-dark:0 8px 30px rgba(0,0,0,.45);
  --shadow-light:0 8px 24px rgba(24,20,14,.08);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--text-light);
  background:var(--ink-900);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
h1,h2,h3,h4{line-height:1.28;letter-spacing:-.01em}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;border-radius:6px}
.num,[data-num]{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section-light{background:var(--paper)}
.section-white{background:#fff}
.section-dark{background:var(--ink-900)}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;background:transparent;transition:background .24s var(--ease),box-shadow .24s var(--ease)}
.site-header.scrolled{background:rgba(11,14,19,.86);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--line-dark)}
.header-top{height:60px;transition:height .24s var(--ease)}
.site-header.scrolled .header-top{height:48px}
.header-top-inner{height:100%;display:flex;align-items:center;gap:16px}
.logo{display:inline-flex;align-items:center;gap:8px;flex:none}
.logo-mark{
  width:32px;height:32px;display:grid;place-items:center;flex:none;
  font-size:18px;font-weight:800;color:#fff;letter-spacing:-.04em;
  background:var(--grad);
  clip-path:polygon(0 0,100% 0,100% 68%,80% 100%,0 100%);
  box-shadow:0 6px 16px rgba(255,90,31,.3);
}
.logo-text{font-size:18px;font-weight:800;color:#fff;letter-spacing:-.01em;white-space:nowrap}
.logo-divider{width:1px;height:20px;background:var(--line-dark);flex:none}
.hot-words{
  display:flex;align-items:center;gap:20px;flex:1;min-width:0;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,#000 80%,transparent);
  mask-image:linear-gradient(90deg,#000 80%,transparent);
}
.hot-words a{font-size:14px;color:var(--text-dark-2);white-space:nowrap;transition:color .2s var(--ease)}
.hot-words a:hover{color:var(--brand-1)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:none}
.search-box{
  display:flex;align-items:center;height:38px;padding:0 6px;
  border:1px solid var(--line-dark);border-radius:999px;background:rgba(255,255,255,.04);
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.search-box.open{border-color:rgba(255,90,31,.6);background:rgba(255,255,255,.07)}
.search-toggle{width:28px;height:28px;display:grid;place-items:center;font-size:13px;color:var(--text-dark-2);border-radius:50%}
.search-toggle:hover{color:var(--brand-1)}
.search-box input{
  width:0;opacity:0;border:0;background:transparent;color:var(--text-dark);
  font-size:14px;outline:none;transition:width .28s var(--ease),opacity .2s var(--ease),margin .28s var(--ease);
}
.search-box.open input{width:190px;opacity:1;margin-left:2px}
.search-box input::placeholder{color:#6B7280}
.search-clear{display:none;width:24px;height:24px;font-size:16px;line-height:1;color:var(--text-dark-2);border-radius:50%}
.search-box.open .search-clear{display:grid;place-items:center}
.search-clear:hover{color:var(--brand-1)}
.hamburger{display:none;width:40px;height:40px;border:1px solid var(--line-dark);border-radius:12px;flex-direction:column;align-items:center;justify-content:center;gap:4px}
.hamburger span{width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .2s var(--ease)}
.header-bottom{border-bottom:1px solid rgba(255,255,255,.06)}
.channel-scroll{display:flex;align-items:center;gap:28px;height:44px;overflow-x:auto;scrollbar-width:none}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-scroll a{
  position:relative;height:44px;display:inline-flex;align-items:center;gap:6px;
  font-size:15px;color:var(--text-dark-2);white-space:nowrap;transition:color .2s var(--ease);
}
.channel-scroll a:hover{color:#fff}
.channel-scroll a.active{color:#fff;font-weight:700}
.channel-scroll a.active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--brand-1)}
.mini-badge{font-size:11px;font-weight:700;padding:1px 6px;border-radius:6px;background:var(--brand-3);color:#3A2C00}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(255,90,31,.28)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,90,31,.4)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{border-color:rgba(255,255,255,.28);color:#fff}
.btn-ghost:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}
.btn-outline{border-color:var(--line);color:var(--text-light);background:#fff}
.btn-outline:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px);box-shadow:var(--shadow-light)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-dark-2);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-dark-2);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--brand-1)}
.breadcrumb .current{color:var(--brand-1);font-weight:600}

/* ---------- 窄 Hero ---------- */
.hero-band{position:relative;overflow:hidden;background:var(--ink-900);padding:36px 0 56px}
.hero-band::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.24;
}
.hero-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,14,19,.62) 0%,rgba(11,14,19,.9) 78%,var(--ink-900) 100%);
}
.hero-glow{
  position:absolute;width:520px;height:520px;left:-160px;top:-240px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.34),rgba(255,90,31,0) 68%);
  pointer-events:none;
}
.hero-glow-b{
  position:absolute;width:420px;height:420px;right:-140px;bottom:-200px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,210,180,.22),rgba(0,210,180,0) 70%);
  pointer-events:none;
}
.hero-band-inner{position:relative;z-index:2;max-width:880px}
.hero-band h1{font-size:40px;line-height:1.2;font-weight:800;color:#fff;letter-spacing:-.02em;margin-bottom:16px}
.hero-sub{font-size:17px;line-height:1.75;color:var(--text-dark-2);max-width:660px}
.hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-badges li{
  display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;
  border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.05);
  font-size:13px;color:var(--text-dark);
}
.hero-badges b{font-size:18px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums}
.hero-badges i{color:var(--brand-2);font-size:12px}

/* ---------- 板块标题 ---------- */
.section-head{margin-bottom:36px;max-width:720px}
.section-head h2{font-size:28px;font-weight:700;position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--brand-1)}
.section-head p{margin-top:12px;font-size:15px;color:var(--text-light-2);line-height:1.75}

/* ---------- 时间点条 ---------- */
.steps-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.step-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-light);border-color:rgba(255,90,31,.4)}
.step-num{
  display:inline-grid;place-items:center;width:36px;height:36px;border-radius:11px;
  background:rgba(0,210,180,.12);color:#067F6E;font-weight:800;font-size:14px;margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.step-item h3{font-size:17px;font-weight:600;margin-bottom:8px}
.step-item p{font-size:14px;color:var(--text-light-2);line-height:1.7}

/* ---------- 主体栅格 ---------- */
.grid-main{display:grid;grid-template-columns:8fr 4fr;gap:32px;align-items:start}
.col-list{min-width:0}
.list-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.list-head h2{font-size:24px;font-weight:700;position:relative;padding-left:14px}
.list-head h2::before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;border-radius:3px;background:var(--brand-1)}
.list-head span{font-size:13px;color:var(--text-light-2);white-space:nowrap}
.row-list{display:flex;flex-direction:column;gap:16px}
.row-card{
  display:flex;gap:18px;align-items:flex-start;position:relative;
  background:var(--card);border:1px solid var(--line);border-radius:18px;padding:18px 20px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.row-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-light);border-color:rgba(255,90,31,.35);background:#FFFDFB}
.row-num{
  flex:none;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  font-size:13px;font-weight:800;color:#fff;background:var(--grad);font-variant-numeric:tabular-nums;
}
.row-thumb{flex:none;width:108px;aspect-ratio:16/10;object-fit:cover;border-radius:12px;filter:saturate(1.05) contrast(1.02)}
.row-body{flex:1;min-width:0}
.row-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--text-light-2);margin-bottom:8px;font-variant-numeric:tabular-nums}
.tag{display:inline-flex;align-items:center;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600;border:1px solid rgba(0,210,180,.45);color:#067F6E;background:rgba(0,210,180,.08)}
.tag-hot{border-color:rgba(255,90,31,.45);color:#C93F0B;background:rgba(255,90,31,.08)}
.row-card h3{font-size:18px;font-weight:600;line-height:1.45}
.row-card h3 a{transition:color .2s var(--ease)}
.row-card h3 a:hover{color:var(--brand-1)}
.row-excerpt{
  margin-top:8px;font-size:14px;color:var(--text-light-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.row-arrow{flex:none;align-self:center;color:var(--text-light-2);font-size:15px;transition:transform .22s var(--ease),color .22s var(--ease)}
.row-card:hover .row-arrow{transform:translateX(4px);color:var(--brand-1)}

/* ---------- 侧栏 ---------- */
.col-side{position:sticky;top:112px;align-self:start;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:20px}
.side-title{font-size:16px;font-weight:700;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.side-title i{color:var(--brand-1);font-size:13px}
.timeline{position:relative;padding-left:20px}
.timeline::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:2px;border-radius:2px;background:linear-gradient(180deg,var(--brand-1),rgba(0,210,180,.55))}
.timeline li{position:relative;padding-bottom:16px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{content:"";position:absolute;left:-18px;top:7px;width:8px;height:8px;border-radius:50%;background:var(--brand-1);box-shadow:0 0 0 3px rgba(255,90,31,.14)}
.timeline time{font-size:12px;color:var(--text-light-2);font-variant-numeric:tabular-nums}
.timeline p{font-size:14px;margin-top:4px;line-height:1.65;color:var(--text-light)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-cloud a{
  font-size:13px;padding:7px 13px;border-radius:999px;border:1px solid var(--line);
  color:var(--text-light-2);transition:all .2s var(--ease);
}
.tag-cloud a:hover{border-color:var(--brand-2);color:#067F6E;background:rgba(0,210,180,.08);transform:translateY(-2px)}
.promo-card{
  background:var(--ink-800);border:1px solid var(--line-dark);border-radius:20px;overflow:hidden;
  color:var(--text-dark);box-shadow:var(--shadow-dark);
}
.promo-card img{width:100%;aspect-ratio:16/10;object-fit:cover;filter:saturate(1.05) contrast(1.02)}
.promo-body{padding:16px}
.promo-body h3{font-size:16px;font-weight:700;color:#fff;margin-bottom:8px}
.promo-body p{font-size:13px;color:var(--text-dark-2);line-height:1.7;margin-bottom:14px}
.promo-body .btn{width:100%;height:42px;font-size:14px}

/* ---------- 分页 ---------- */
.pager{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:40px;flex-wrap:wrap}
.pager a,.pager span{
  display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 16px;
  border-radius:999px;border:1px solid var(--line);background:#fff;font-size:14px;font-weight:600;
  color:var(--text-light-2);transition:all .22s var(--ease);font-variant-numeric:tabular-nums;
}
.pager a:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}
.pager .current{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 8px 20px rgba(255,90,31,.28)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto}
.faq-item{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .2s var(--ease)}
.faq-item.open{border-color:rgba(255,90,31,.4);background:#fff}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;font-size:16px;font-weight:600;text-align:left;line-height:1.5;
}
.faq-q:hover{color:var(--brand-1)}
.faq-icon{position:relative;width:18px;height:18px;flex:none}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand-1);border-radius:2px;transition:transform .2s var(--ease)}
.faq-icon::before{left:0;right:0;top:8px;height:2px}
.faq-icon::after{top:0;bottom:0;left:8px;width:2px}
.faq-item.open .faq-icon::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s var(--ease)}
.faq-a p{padding:0 20px 18px;font-size:15px;line-height:1.8;color:var(--text-light-2)}

/* ---------- 跟买条 ---------- */
.buy-bar{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:30px 34px;border-radius:var(--r-lg);
  background:
    linear-gradient(var(--ink-900),var(--ink-900)) padding-box,
    var(--grad) border-box;
  border:1px solid transparent;
  box-shadow:var(--shadow-dark);
}
.buy-bar h2{font-size:26px;font-weight:700;color:#fff;margin-bottom:10px}
.buy-bar p{font-size:15px;color:var(--text-dark-2);max-width:560px}
.buy-points{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:26px}
.buy-points li{
  display:flex;align-items:center;gap:10px;padding:16px 18px;border-radius:var(--r-md);
  background:rgba(255,255,255,.04);border:1px solid var(--line-dark);color:var(--text-dark);
  font-size:14px;font-weight:600;
}
.buy-points i{color:var(--brand-2)}

/* ---------- 吸底条 ---------- */
.sticky-buy{
  position:fixed;left:0;right:0;bottom:0;z-index:75;transform:translateY(102%);
  transition:transform .3s var(--ease);
  background:rgba(11,14,19,.95);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-top:1px solid var(--line-dark);
  display:flex;align-items:center;gap:14px;padding:10px 20px;
}
.sticky-buy.show{transform:translateY(0)}
.sticky-buy p{font-size:14px;color:var(--text-dark);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sticky-buy .close{width:32px;height:32px;border-radius:50%;color:var(--text-dark-2);font-size:18px;line-height:1}
.sticky-buy .close:hover{color:var(--brand-1)}

/* ---------- 抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;z-index:110;background:rgba(0,0,0,.6);opacity:0;pointer-events:none;transition:opacity .28s var(--ease)}
.drawer-mask.open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;z-index:120;width:84vw;max-width:360px;height:100%;
  background:var(--ink-800);border-left:1px solid var(--line-dark);
  transform:translateX(102%);transition:transform .28s var(--ease);
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;gap:22px;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{width:36px;height:36px;border-radius:12px;border:1px solid var(--line-dark);color:#fff;font-size:20px;line-height:1}
.drawer-close:hover{border-color:var(--brand-1);color:var(--brand-1)}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  padding:13px 0 13px 14px;font-size:15px;color:var(--text-dark-2);
  border-left:3px solid transparent;transition:all .2s var(--ease);
}
.drawer-nav a:hover{color:#fff}
.drawer-nav a.active{color:#fff;font-weight:700;border-left-color:var(--brand-1);background:rgba(255,90,31,.08)}
.drawer-block h3{font-size:13px;font-weight:700;color:#fff;margin-bottom:12px;letter-spacing:.04em}
.drawer-hot{display:flex;flex-wrap:wrap;gap:10px}
.drawer-hot a{font-size:13px;padding:7px 13px;border-radius:999px;border:1px solid var(--line-dark);color:var(--text-dark-2)}
.drawer-hot a:hover{border-color:var(--brand-1);color:var(--brand-1)}
.drawer-cta{width:100%}
.drawer-foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line-dark);font-size:12px;color:var(--text-dark-2);display:flex;flex-direction:column;gap:6px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);border-top:1px solid var(--line-dark);color:var(--text-dark);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand p{font-size:14px;color:var(--text-dark-2);line-height:1.85;margin-top:14px;max-width:330px}
.social-row{display:flex;gap:10px;margin-top:18px}
.social-row a{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--line-dark);color:var(--text-dark-2);font-size:13px;font-weight:700;
  transition:all .22s var(--ease);
}
.social-row a:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}
.site-footer h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:var(--text-dark-2);transition:color .2s var(--ease),transform .2s var(--ease)}
.footer-links a:hover{color:var(--brand-1);transform:translateX(2px)}
.footer-bottom{
  margin-top:48px;border-top:1px solid var(--line-dark);
  padding-top:20px;padding-bottom:28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-dark-2);
}
.footer-bottom button{font-size:13px;color:var(--text-dark-2);transition:color .2s var(--ease)}
.footer-bottom button:hover{color:var(--brand-1)}

/* ---------- 返回顶部 ---------- */
#backTop{
  position:fixed;right:20px;bottom:24px;z-index:70;width:44px;height:44px;border-radius:50%;
  display:grid;place-items:center;background:var(--ink-900);border:1px solid var(--line-dark);
  color:var(--brand-1);font-size:16px;opacity:0;pointer-events:none;
  transition:opacity .28s var(--ease),transform .28s var(--ease);
}
#backTop.show{opacity:1;pointer-events:auto}
#backTop:hover{transform:translateY(-3px)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hot-words{display:none}
  .grid-main{grid-template-columns:1fr;gap:40px}
  .col-side{position:static;top:auto}
  .steps-strip{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .buy-points{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .header-bottom{display:none}
  .hamburger{display:flex}
  .header-actions .btn{display:none}
  .site-header.scrolled .header-top{height:56px}
  .hero-band{padding:24px 0 44px}
  .hero-band h1{font-size:30px;line-height:1.3}
  .hero-sub{font-size:15px}
  .section-head h2,.list-head h2{font-size:22px}
  .buy-bar{padding:24px;flex-direction:column;align-items:flex-start}
  .buy-bar h2{font-size:21px}
  .row-thumb{display:none}
  .search-box.open input{width:130px}
  .sticky-buy p{font-size:13px}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .steps-strip{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-badges{gap:8px}
  .hero-badges li{padding:6px 12px;font-size:12px}
  .row-card{padding:16px}
  .pager a,.pager span{min-width:38px;height:38px;padding:0 12px;font-size:13px}
}