/* roulang page: index */
:root{
  --ink:#0E0F12;
  --ink-2:#171921;
  --lime:#C8F135;
  --lime-deep:#6E8F0B;
  --coral:#FF5A2B;
  --paper:#F6F5F1;
  --surface:#FFFFFF;
  --line:#E4E2DC;
  --text:#2B2E33;
  --muted:#6B6F76;
  --disabled:#A9ACB1;
  --skeleton:#ECEAE4;
  --r-sm:14px;
  --r-lg:20px;
  --r-poster:18px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(14,15,18,.06);
  --sh-2:0 12px 32px -12px rgba(14,15,18,.18);
  --ease:cubic-bezier(.2,.7,.2,1);
  --sp-1:8px;--sp-2:12px;--sp-3:16px;--sp-4:24px;--sp-5:32px;--sp-6:48px;--sp-7:64px;--sp-8:96px;
  --font:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;background:var(--skeleton);object-fit:cover}
a{color:inherit;text-decoration:none;transition:color 180ms var(--ease)}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
button{font-family:inherit;font-size:inherit;border:0;background:none;cursor:pointer;color:inherit}
input{font-family:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}
.section{padding:64px 0}
@media (min-width:1024px){.section{padding:96px 0}}
.section-dark{background:var(--ink);color:#fff}
.section-alt{background:#FFFFFF}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.18em;color:var(--muted);text-transform:uppercase;margin-bottom:12px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.section-head h2{font-size:clamp(26px,3.4vw,40px);font-weight:900;line-height:1.15;letter-spacing:-.02em}
.section-lead{max-width:34em;color:var(--muted);font-size:16px;margin-top:12px}
.text-link{font-size:14px;font-weight:700;position:relative;display:inline-flex;align-items:center;gap:6px;min-height:44px}
.text-link::after{content:"";position:absolute;left:0;bottom:8px;width:0;height:2px;background:var(--lime);transition:width 180ms var(--ease)}
.text-link:hover{color:var(--lime-deep)}
.text-link:hover::after{width:100%}

/* 顶部活动条 */
.promo-bar{background:var(--ink);color:var(--lime);height:40px;display:flex;align-items:center;font-size:13px;font-weight:700;position:relative;z-index:60}
.promo-bar .container{display:flex;align-items:center;gap:12px;justify-content:center}
.promo-tag{background:var(--lime);color:var(--ink);border-radius:var(--r-badge);padding:2px 8px;font-size:12px;letter-spacing:.06em}
.promo-clock{font-variant-numeric:tabular-nums;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.04em}
.promo-close{position:absolute;right:14px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;opacity:.7}
.promo-close:hover{opacity:1;background:rgba(255,255,255,.12)}
.promo-bar.is-hidden{display:none}

/* 导航 */
.site-header{position:sticky;top:0;z-index:50;background:transparent;transition:background 220ms var(--ease),box-shadow 220ms var(--ease)}
.site-header.is-solid{background:var(--ink);box-shadow:0 1px 0 rgba(255,255,255,.08)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:56px}
@media (min-width:1024px){.nav-inner{height:64px}}
.logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:900;font-size:17px;letter-spacing:-.01em;white-space:nowrap}
.logo-mark{width:30px;height:30px;border-radius:9px;background:var(--lime);display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);gap:2px;padding:4px;flex:0 0 auto}
.logo-mark i{background:var(--ink);border-radius:1px;display:block}
.logo-mark i:nth-child(5){background:transparent;position:relative}
.logo-mark i:nth-child(5)::after{content:"";position:absolute;inset:0;margin:auto;width:0;height:0;border-left:6px solid var(--ink);border-top:4px solid transparent;border-bottom:4px solid transparent}
.logo-text{line-height:1}
.main-nav{display:none;align-items:center;gap:28px}
@media (min-width:1024px){.main-nav{display:flex}}
.main-nav a{color:rgba(255,255,255,.78);font-size:15px;font-weight:600;padding:6px 0;position:relative;min-height:44px;display:inline-flex;align-items:center}
.main-nav a::after{content:"";position:absolute;left:0;right:0;bottom:6px;height:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform 180ms var(--ease)}
.main-nav a:hover{color:#fff}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:#fff}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-count{display:none;font-size:12px;font-weight:700;color:rgba(255,255,255,.72);border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:4px 12px;font-variant-numeric:tabular-nums}
@media (min-width:768px){.nav-count{display:inline-flex;align-items:center;gap:6px}}
.nav-count b{color:var(--lime)}
.menu-toggle{width:44px;height:44px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;border-radius:10px;border:1px solid rgba(255,255,255,.24)}
@media (min-width:1024px){.menu-toggle{display:none}}
.menu-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px}
.drawer{position:fixed;inset:0 0 0 auto;width:min(84vw,340px);background:var(--ink);color:#fff;z-index:80;transform:translateX(100%);transition:transform 260ms var(--ease);padding:24px 24px 40px;overflow-y:auto}
.drawer.is-open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(14,15,18,.55);opacity:0;visibility:hidden;transition:opacity 220ms var(--ease);z-index:70}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.drawer-close{width:44px;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.24);display:flex;align-items:center;justify-content:center;font-size:18px}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:28px}
.drawer-nav a{padding:14px 4px;font-size:16px;font-weight:700;border-bottom:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;align-items:center}
.drawer-nav a.active{color:var(--lime)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 26px;border-radius:999px;font-weight:700;font-size:15px;letter-spacing:.01em;transition:transform 180ms var(--ease),background 180ms var(--ease),color 180ms var(--ease),box-shadow 180ms var(--ease)}
.btn-primary{background:var(--lime);color:var(--ink);box-shadow:var(--sh-1)}
.btn-primary:hover{background:#D6FA55;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{border:1px solid var(--ink);color:var(--ink);background:transparent;border-radius:10px}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:#F1F0EC;transform:translateY(-2px)}
.btn-outline-light{border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:10px;background:transparent}
.btn-outline-light:hover{background:#fff;color:var(--ink);transform:translateY(-2px)}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}

/* 徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;letter-spacing:.06em;border-radius:var(--r-badge);padding:4px 10px}
.badge-hot{background:rgba(255,90,43,.12);color:var(--coral)}
.badge-live{background:rgba(200,241,53,.2);color:var(--lime-deep)}
.badge-off{background:#EDECE8;color:var(--muted)}
.badge-dark{background:rgba(255,255,255,.14);color:#fff}

/* Hero */
.hero{position:relative;background:var(--ink);color:#fff;padding:56px 0 64px;overflow:hidden}
@media (min-width:1024px){.hero{padding:72px 0 96px}}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.10) 1px,transparent 1px);background-size:26px 26px;opacity:.7;pointer-events:none}
.hero::after{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.18),transparent)}
.hero-grid{position:relative;display:grid;grid-template-columns:1fr;gap:48px;align-items:center}
@media (min-width:1024px){.hero-grid{grid-template-columns:1.05fr .95fr;gap:56px}}
.hero-title{font-size:clamp(34px,6vw,68px);font-weight:900;line-height:1.05;letter-spacing:-.03em}
.hero-title em{font-style:normal;color:var(--lime)}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.76);max-width:30em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:40px;padding-top:28px;border-top:1px solid rgba(255,255,255,.12)}
.hero-stats b{display:block;font-size:clamp(20px,3vw,28px);font-weight:900;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.hero-stats span{display:block;font-size:13px;color:rgba(255,255,255,.6);margin-top:4px}
.hero-poster{position:relative;width:100%;max-width:380px;margin:0 auto;aspect-ratio:9/16;border-radius:var(--r-poster);overflow:hidden;background:var(--skeleton);box-shadow:0 24px 60px -24px rgba(0,0,0,.7)}
.hero-poster img{width:100%;height:100%}
.hero-poster::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,15,18,.05) 30%,rgba(14,15,18,.82) 100%)}
.poster-tag{position:absolute;top:16px;right:16px;z-index:2}
.poster-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:64px;height:64px;border-radius:50%;background:var(--coral);display:flex;align-items:center;justify-content:center;z-index:2;box-shadow:0 12px 30px -8px rgba(255,90,43,.7)}
.poster-play::after{content:"";width:0;height:0;border-left:16px solid #fff;border-top:10px solid transparent;border-bottom:10px solid transparent;margin-left:4px}
.poster-meta{position:absolute;left:18px;right:18px;bottom:18px;z-index:2}
.poster-meta h3{font-size:18px;font-weight:800;line-height:1.4}
.poster-meta p{font-size:13px;color:rgba(255,255,255,.72);margin-top:6px}
.poster-duration{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;background:rgba(14,15,18,.66);border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:4px 10px;margin-top:12px;font-variant-numeric:tabular-nums}

/* 片段卡墙 */
.clip-grid{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px;margin:0 -20px;padding-left:20px;padding-right:20px}
.clip-grid::-webkit-scrollbar{height:6px}
.clip-grid::-webkit-scrollbar-thumb{background:#D9D7D0;border-radius:999px}
.clip-card{position:relative;flex:0 0 76%;scroll-snap-align:start;border-radius:var(--r-poster);overflow:hidden;background:var(--skeleton);box-shadow:var(--sh-1);transition:transform 180ms var(--ease),box-shadow 180ms var(--ease)}
.clip-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.clip-card img{width:100%;aspect-ratio:9/16;transition:transform 320ms var(--ease)}
.clip-card:hover img{transform:scale(1.03)}
.clip-veil{position:absolute;inset:auto 0 0 0;padding:44px 16px 16px;background:linear-gradient(180deg,transparent,rgba(14,15,18,.9));color:#fff}
.clip-veil h3{font-size:15px;font-weight:700;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clip-veil span{display:inline-block;font-size:12px;color:rgba(255,255,255,.7);margin-top:6px;font-variant-numeric:tabular-nums}
.clip-top{position:absolute;top:12px;left:12px;right:12px;display:flex;justify-content:space-between;align-items:flex-start}
.clip-play{position:absolute;right:14px;bottom:74px;width:40px;height:40px;border-radius:50%;background:var(--coral);display:flex;align-items:center;justify-content: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:2px}
@media (min-width:640px){
  .clip-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));overflow:visible;margin:0;padding:0}
  .clip-card{flex:none}
}
@media (min-width:1024px){.clip-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}}

/* 种草清单 */
.list-block{border-top:1px solid var(--line)}
.list-row{display:grid;grid-template-columns:56px 1fr auto;align-items:center;gap:16px;padding:24px 0;border-bottom:1px solid var(--line);transition:background 180ms var(--ease),padding 180ms var(--ease)}
.list-row:hover{background:#FDFCF9;padding-left:12px}
.list-num{font-size:26px;font-weight:900;color:var(--lime-deep);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
@media (min-width:768px){.list-num{font-size:34px}}
.list-body h3{font-size:18px;font-weight:800;line-height:1.5}
.list-body p{font-size:14px;color:var(--muted);margin-top:6px;max-width:52em}
.list-arrow{font-size:20px;color:var(--disabled);transition:transform 180ms var(--ease),color 180ms var(--ease)}
.list-row:hover .list-arrow{color:var(--ink);transform:translateX(4px)}

/* 最新信息 CMS */
.cms-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:640px){.cms-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.cms-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}}
.cms-card{background:var(--surface);border-radius:var(--r-sm);overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:transform 180ms var(--ease),box-shadow 180ms var(--ease)}
.cms-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.cms-cover{display:block;overflow:hidden;background:var(--skeleton)}
.cms-cover img{width:100%;aspect-ratio:16/10}
.cms-card:hover .cms-cover img{transform:scale(1.03)}
.cms-cover img{transition:transform 320ms var(--ease)}
.cms-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.cms-title{font-size:17px;font-weight:800;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-title a:hover{color:var(--lime-deep)}
.cms-desc{font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.cms-empty{grid-column:1/-1;text-align:center;padding:56px 24px;background:var(--surface);border-radius:var(--r-sm);box-shadow:var(--sh-1)}
.cms-empty p{color:var(--muted);margin-bottom:20px}

/* 口碑 */
.review-track{display:flex;gap:16px;overflow-x:auto;padding:4px 0 12px}
.review-card{flex:0 0 82%;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-sm);padding:20px}
@media (min-width:768px){.review-card{flex:0 0 42%}}
@media (min-width:1024px){.review-card{flex:0 0 30%}}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.review-avatar{width:40px;height:40px;border-radius:50%;background:var(--lime);color:var(--ink);display:flex;align-items:center;justify-content:center;font-weight:900;flex:0 0 auto}
.review-head b{font-size:15px;font-weight:700;color:#fff}
.stars{color:var(--lime);font-size:13px;letter-spacing:2px}
.review-card p{font-size:14px;color:rgba(255,255,255,.72);line-height:1.75}
.review-track::-webkit-scrollbar{height:6px}
.review-track::-webkit-scrollbar-thumb{background:rgba(255,255,255,.2);border-radius:999px}

/* CTA 带 */
.cta-band{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.08) 1px,transparent 1px);background-size:28px 28px;opacity:.6}
.cta-grid{position:relative;display:grid;grid-template-columns:1fr;gap:36px;align-items:center}
@media (min-width:1024px){.cta-grid{grid-template-columns:1.4fr .6fr}}
.cta-grid h2{font-size:clamp(26px,3.6vw,42px);font-weight:900;line-height:1.15;letter-spacing:-.02em}
.cta-grid p{color:rgba(255,255,255,.72);margin-top:16px;max-width:32em}
.cta-clock{display:flex;gap:10px;margin-top:26px;flex-wrap:wrap}
.cta-clock b{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:12px;padding:10px 16px;font-size:22px;font-weight:900;color:var(--lime);font-variant-numeric:tabular-nums;min-width:64px;text-align:center}
.cta-clock span{display:block;font-size:12px;font-weight:600;color:rgba(255,255,255,.55);text-align:center;margin-top:4px}
.qr-box{width:160px;height:160px;background:#fff;border-radius:16px;display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);gap:6px;padding:16px;margin:0 auto}
.qr-box i{background:var(--ink);border-radius:3px}
.qr-box i:nth-child(2),.qr-box i:nth-child(4),.qr-box i:nth-child(6),.qr-box i:nth-child(8){background:#D9D7D0}
.qr-note{text-align:center;font-size:13px;color:rgba(255,255,255,.6);margin-top:14px}

/* FAQ */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 0;font-size:17px;font-weight:700;cursor:pointer;list-style:none;min-height:44px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"";width:10px;height:10px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(45deg);transition:transform 180ms var(--ease);flex:0 0 auto;margin-right:4px}
.faq-item[open] summary{color:var(--lime-deep)}
.faq-item[open] summary::after{transform:rotate(-135deg);border-color:var(--lime-deep)}
.faq-answer{padding:0 0 20px;font-size:15px;color:var(--muted);line-height:1.8;max-width:60em}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(255,255,255,.7);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.8;max-width:26em}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:14px;letter-spacing:.04em}
.footer-col a{display:block;padding:6px 0;font-size:14px;min-height:36px}
.footer-col a:hover{color:var(--lime)}
.footer-note{font-size:14px;line-height:1.8}
.footer-bottom{margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5)}

/* 入场动效 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 520ms var(--ease),transform 520ms var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category1 */
:root{
  --ink:#0E0F12;
  --ink-soft:#171A1F;
  --accent:#C8F135;
  --coral:#FF5A2B;
  --coral-deep:#D93F12;
  --bg:#F6F5F1;
  --card:#FFFFFF;
  --line:#E4E2DC;
  --text:#2B2E33;
  --muted:#6B6F76;
  --disabled:#A9ACB1;
  --skeleton:#ECEAE4;
  --r-xs:6px;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-poster:18px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(14,15,18,.06);
  --sh-2:0 12px 32px -12px rgba(14,15,18,.18);
  --ease:cubic-bezier(.2,.7,.2,1);
  --t:180ms;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;background:var(--skeleton)}
a{color:inherit;text-decoration:none;transition:color var(--t) var(--ease)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3,h4{line-height:1.15}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
::selection{background:var(--accent);color:var(--ink)}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:1024px){.container{padding:0 32px}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.02em;white-space:nowrap;
  transition:transform var(--t) var(--ease),background var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease);
}
.btn-primary{background:var(--accent);color:var(--ink);border:1px solid var(--accent)}
.btn-primary:hover{background:#d8ff55;border-color:#d8ff55;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45)}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.btn-outline:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-sm{min-height:44px;padding:0 18px;font-size:14px}
.btn-block{width:100%}

/* ---------- 顶部活动条 ---------- */
.promo-bar{background:var(--ink);color:var(--accent);font-size:13px;position:relative;z-index:70}
.promo-inner{display:flex;align-items:center;gap:12px;min-height:40px}
.promo-tag{flex:0 0 auto;background:var(--accent);color:var(--ink);font-size:11px;font-weight:800;letter-spacing:.14em;padding:2px 8px;border-radius:var(--r-xs)}
.promo-text{color:#D8DAD6;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.promo-count{margin-left:auto;flex:0 0 auto;color:rgba(255,255,255,.7);font-variant-numeric:tabular-nums}
.promo-count b{color:var(--coral)}
.promo-close{flex:0 0 auto;width:32px;height:32px;border-radius:8px;color:rgba(255,255,255,.6);font-size:18px;line-height:1;display:grid;place-items:center;transition:color var(--t) var(--ease),background var(--t) var(--ease)}
.promo-close:hover{color:#fff;background:rgba(255,255,255,.1)}
@media(max-width:767px){.promo-text{display:none}}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:transparent;transition:background var(--t) var(--ease),box-shadow var(--t) var(--ease)}
.site-header.is-scrolled{background:var(--ink);box-shadow:0 1px 0 rgba(255,255,255,.08)}
.header-inner{display:flex;align-items:center;gap:20px;height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;letter-spacing:.01em}
.logo-mark{width:34px;height:34px;flex:0 0 34px;display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);gap:3px;padding:4px;background:rgba(255,255,255,.08);border-radius:10px}
.logo-mark i{display:block;background:var(--accent);border-radius:2px}
.logo-mark i:nth-child(2n){background:rgba(200,241,53,.4)}
.logo-mark i:nth-child(5){background:var(--coral);border-radius:0;clip-path:polygon(18% 0,100% 50%,18% 100%)}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.main-nav a{position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;border-radius:10px;font-size:15px;font-weight:600;color:rgba(255,255,255,.76)}
.main-nav a:hover{color:#fff}
.main-nav a.active{color:#fff}
.main-nav a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:5px;height:2px;border-radius:2px;background:var(--accent)}
.header-side{margin-left:auto;display:flex;align-items:center;gap:14px}
.mini-count{font-size:13px;color:rgba(255,255,255,.68);font-variant-numeric:tabular-nums}
.mini-count b{color:var(--accent)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.24);color:#fff;place-items:center;transition:background var(--t) var(--ease),border-color var(--t) var(--ease)}
.nav-toggle:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.45)}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
@media(max-width:1023px){
  .main-nav,.mini-count{display:none}
  .nav-toggle{display:grid}
}

/* ---------- 移动抽屉 ---------- */
.drawer{position:fixed;inset:0;z-index:90;visibility:hidden;pointer-events:none}
.drawer.is-open{visibility:visible;pointer-events:auto}
.drawer-mask{position:absolute;inset:0;background:rgba(14,15,18,.62);opacity:0;transition:opacity var(--t) var(--ease)}
.drawer.is-open .drawer-mask{opacity:1}
.drawer-panel{position:absolute;top:0;right:0;bottom:0;width:min(330px,88vw);background:var(--ink);color:#fff;padding:20px;display:flex;flex-direction:column;gap:22px;overflow-y:auto;transform:translateX(100%);transition:transform 260ms var(--ease)}
.drawer.is-open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:16px}
.drawer-title{font-weight:800;font-size:16px}
.drawer-close{width:44px;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.2);color:#fff;font-size:20px;display:grid;place-items:center}
.drawer-close:hover{background:rgba(255,255,255,.1)}
.drawer-nav{display:grid;gap:4px}
.drawer-nav a{display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:12px;font-size:16px;font-weight:600;color:rgba(255,255,255,.8)}
.drawer-nav a:hover{background:rgba(255,255,255,.07);color:#fff}
.drawer-nav a.active{background:rgba(200,241,53,.14);color:var(--accent)}
.drawer-foot{margin-top:auto;display:grid;gap:12px}
.drawer-note{font-size:12px;color:rgba(255,255,255,.45);line-height:1.7}

/* ---------- 分类页头 ---------- */
.page-hero{position:relative;z-index:1;margin-top:-64px;padding:calc(64px + 44px) 0 64px;background:var(--ink);color:#fff;overflow:hidden}
.page-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.3}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,15,18,.86) 0%,rgba(14,15,18,.97) 100%)}
.page-hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:24px 24px;pointer-events:none}
.page-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:32px;align-items:end}
@media(min-width:1024px){.page-hero-inner{grid-template-columns:1.55fr .85fr;gap:56px}}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;font-size:13px;color:rgba(255,255,255,.55)}
.breadcrumb li{display:inline-flex;align-items:center}
.breadcrumb li+li::before{content:"/";margin:0 8px;color:rgba(255,255,255,.3)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb [aria-current]{color:rgba(255,255,255,.8)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;margin-top:22px;font-size:12px;font-weight:800;letter-spacing:.18em;color:var(--accent)}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);border-radius:2px}
.page-hero h1{margin-top:14px;font-size:clamp(30px,5vw,56px);font-weight:900;line-height:1.06;letter-spacing:-.03em}
.hero-sub{margin-top:18px;font-size:16px;line-height:1.8;color:rgba(255,255,255,.72);max-width:32em}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.stat-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-md);padding:16px 10px;text-align:center}
.stat-card b{display:block;font-size:clamp(20px,2.6vw,30px);font-weight:900;color:var(--accent);font-variant-numeric:tabular-nums;line-height:1.2}
.stat-card span{display:block;margin-top:4px;font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.6)}

/* ---------- 筛选条 ---------- */
.filter-bar{background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:4}
.filter-inner{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:12px 20px}
@media(min-width:1024px){.filter-inner{padding:12px 32px}}
.filter-tags{display:flex;gap:8px;flex:1 1 320px;min-width:0;overflow-x:auto;scrollbar-width:none;padding:2px 0}
.filter-tags::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;min-height:44px;padding:0 18px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;color:var(--muted);font-size:14px;font-weight:600;transition:all var(--t) var(--ease)}
.chip:hover{border-color:var(--ink);color:var(--ink)}
.chip.is-active{background:var(--accent);border-color:var(--accent);color:var(--ink)}
.sort-group{display:flex;gap:4px;padding:4px;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-pill);flex:0 0 auto}
.sort-btn{min-height:40px;padding:0 16px;border-radius:var(--r-pill);font-size:13px;font-weight:700;color:var(--muted);transition:all var(--t) var(--ease)}
.sort-btn:hover{color:var(--ink)}
.sort-btn.is-active{background:var(--ink);color:#fff}

/* ---------- 板块 ---------- */
.section{padding:64px 0}
@media(min-width:1024px){.section{padding:96px 0}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.section-title{font-size:clamp(24px,3vw,36px);font-weight:900;letter-spacing:-.02em;color:var(--ink)}
.section-sub{margin-top:10px;font-size:15px;color:var(--muted);max-width:34em}
.link-arrow{position:relative;font-size:14px;font-weight:700;color:var(--ink);padding-bottom:2px;white-space:nowrap}
.link-arrow::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform var(--t) var(--ease)}
.link-arrow:hover::after{transform:scaleX(1)}
.link-arrow:hover{color:var(--coral-deep)}

/* ---------- 卡片墙 ---------- */
.clip-section{background:var(--bg)}
.clip-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media(min-width:640px){.clip-grid{grid-template-columns:repeat(3,1fr);gap:20px}}
@media(min-width:1024px){.clip-grid{grid-template-columns:repeat(4,1fr);gap:24px}}
.clip-card{background:var(--card);border-radius:var(--r-poster);overflow:hidden;box-shadow:var(--sh-1);transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease)}
.clip-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.clip-link{display:block;height:100%}
.clip-media{position:relative;aspect-ratio:9/16;overflow:hidden;background:var(--skeleton)}
.clip-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t) var(--ease)}
.clip-card:hover .clip-media img{transform:scale(1.03)}
.badge{position:absolute;top:10px;left:10px;font-size:11px;font-weight:800;letter-spacing:.06em;padding:3px 8px;border-radius:var(--r-xs);color:#fff}
.badge-hot{background:var(--coral)}
.badge-new{background:var(--accent);color:var(--ink)}
.clip-time{position:absolute;left:10px;bottom:10px;background:rgba(14,15,18,.74);color:#fff;font-size:11px;font-weight:700;padding:3px 8px;border-radius:var(--r-xs);font-variant-numeric:tabular-nums}
.clip-play{position:absolute;right:10px;bottom:10px;width:36px;height:36px;border-radius:50%;background:var(--accent);display:grid;place-items:center;transition:transform var(--t) var(--ease)}
.clip-play::after{content:"";width:0;height:0;margin-left:2px;border-left:10px solid var(--ink);border-top:6px solid transparent;border-bottom:6px solid transparent}
.clip-card:hover .clip-play{transform:scale(1.08)}
.clip-body{padding:14px 14px 16px}
.clip-body h3{font-size:15px;font-weight:700;line-height:1.5;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:45px}
.clip-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:10px;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.06em;padding:3px 8px;border-radius:var(--r-xs);background:var(--bg);color:var(--text)}
.clip-hot{color:var(--coral);font-weight:800}

/* ---------- 热度榜 ---------- */
.rank-band{background:var(--ink);color:#fff;padding:64px 0}
@media(min-width:1024px){.rank-band{padding:96px 0}}
.rank-band .section-title{color:#fff}
.rank-band .section-sub{color:rgba(255,255,255,.6)}
.rank-list{border-top:1px solid rgba(255,255,255,.12)}
.rank-item{display:flex;align-items:center;gap:16px;padding:18px 8px;border-bottom:1px solid rgba(255,255,255,.12);transition:background var(--t) var(--ease),padding-left var(--t) var(--ease)}
.rank-item:hover{background:rgba(255,255,255,.05);padding-left:18px}
.rank-no{flex:0 0 44px;font-size:22px;font-weight:900;color:var(--accent);font-variant-numeric:tabular-nums;line-height:1.2}
.rank-main{min-width:0;flex:1 1 auto}
.rank-name{font-size:16px;font-weight:700;color:#fff}
.rank-desc{margin-top:2px;font-size:13px;color:rgba(255,255,255,.55);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank-hot{flex:0 0 auto;font-size:15px;font-weight:800;color:var(--coral);font-variant-numeric:tabular-nums}
.rank-arrow{flex:0 0 auto;color:rgba(255,255,255,.35);font-size:18px;transition:transform var(--t) var(--ease),color var(--t) var(--ease)}
.rank-item:hover .rank-arrow{transform:translateX(4px);color:var(--accent)}
@media(max-width:639px){.rank-desc{display:none}.rank-no{flex-basis:34px;font-size:19px}}

/* ---------- 挑选要点 ---------- */
.guide-section{background:#fff}
.guide-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:768px){.guide-grid{grid-template-columns:repeat(3,1fr);gap:24px}}
.guide-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease)}
.guide-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.guide-media{aspect-ratio:16/10;overflow:hidden;background:var(--skeleton)}
.guide-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t) var(--ease)}
.guide-card:hover .guide-media img{transform:scale(1.03)}
.guide-body{padding:22px}
.guide-body h3{font-size:19px;font-weight:800;color:var(--ink)}
.guide-body p{margin-top:10px;font-size:15px;line-height:1.75;color:var(--muted)}
.guide-step{display:inline-block;margin-bottom:12px;font-size:12px;font-weight:800;letter-spacing:.18em;color:var(--coral)}

/* ---------- FAQ ---------- */
.faq-list{max-width:880px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0;text-align:left;font-size:17px;font-weight:700;color:var(--ink);transition:color var(--t) var(--ease)}
.faq-q:hover{color:var(--coral-deep)}
.faq-icon{flex:0 0 22px;width:22px;height:22px;position:relative;color:var(--muted);transition:transform var(--t) var(--ease),color var(--t) var(--ease)}
.faq-icon::before{content:"";position:absolute;left:6px;top:6px;width:9px;height:9px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg)}
.faq-item.is-open .faq-icon{transform:rotate(180deg);color:var(--coral)}
.faq-item.is-open .faq-q{color:var(--coral-deep)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 280ms var(--ease)}
.faq-item.is-open .faq-a{max-height:340px}
.faq-a p{padding:0 0 22px;font-size:15px;line-height:1.85;color:var(--muted);max-width:60em}

/* ---------- CTA 带 ---------- */
.cta-band{background:var(--ink);color:#fff;padding:64px 0}
@media(min-width:1024px){.cta-band{padding:96px 0}}
.cta-inner{display:grid;grid-template-columns:1fr;gap:36px;align-items:center}
@media(min-width:1024px){.cta-inner{grid-template-columns:1.5fr .8fr;gap:56px}}
.cta-title{font-size:clamp(26px,3.4vw,42px);font-weight:900;letter-spacing:-.02em;line-height:1.12}
.cta-sub{margin-top:16px;font-size:16px;color:rgba(255,255,255,.68);max-width:34em}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.cta-count{display:flex;align-items:baseline;gap:8px;margin-top:22px;font-size:14px;color:rgba(255,255,255,.6);font-variant-numeric:tabular-nums}
.cta-count b{font-size:22px;font-weight:900;color:var(--coral)}
.cta-qr-wrap{display:flex;flex-direction:column;align-items:center;gap:12px}
.cta-qr{width:148px;height:148px;border-radius:18px;border:1px dashed rgba(255,255,255,.34);background:rgba(255,255,255,.05);display:grid;place-items:center;text-align:center;padding:16px;font-size:12px;line-height:1.7;color:rgba(255,255,255,.5)}
.cta-qr-note{font-size:12px;color:rgba(255,255,255,.45);letter-spacing:.06em}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.66);padding:64px 0 32px;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}}
.footer-brand .logo{font-size:17px}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;max-width:30em;color:rgba(255,255,255,.6)}
.footer-col h4{color:#fff;font-size:13px;font-weight:800;letter-spacing:.16em;margin-bottom:16px}
.footer-col a{display:block;padding:6px 0;font-size:14px;color:rgba(255,255,255,.66)}
.footer-col a:hover{color:var(--accent)}
.footer-note{font-size:13px;line-height:1.85;color:rgba(255,255,255,.55)}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.42)}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 420ms var(--ease),transform 420ms var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category2 */
:root{
  --ink:#0E0F12;
  --lime:#C8F135;
  --coral:#FF5A2B;
  --bg:#F6F5F1;
  --card:#FFFFFF;
  --line:#E4E2DC;
  --text:#2B2E33;
  --muted:#6B6F76;
  --disabled:#A9ACB1;
  --skel:#ECEAE4;
  --r-s:10px;
  --r-m:14px;
  --r-l:20px;
  --r-pill:999px;
  --sh1:0 1px 2px rgba(14,15,18,.06);
  --sh2:0 12px 32px -12px rgba(14,15,18,.18);
  --ease:cubic-bezier(.2,.7,.2,1);
  --t:180ms cubic-bezier(.2,.7,.2,1);
  --s8:8px; --s12:12px; --s16:16px; --s24:24px; --s32:32px; --s48:48px; --s64:64px; --s96:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1{font-size:clamp(30px,5vw,54px);font-weight:900;line-height:1.08;letter-spacing:-.03em}
h2{font-size:clamp(24px,3.2vw,38px);font-weight:900;line-height:1.16;letter-spacing:-.02em}
h3{font-size:20px;font-weight:700;line-height:1.4}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:64px 0}
@media(min-width:1024px){
  .section{padding:96px 0}
  .container{padding:0 32px}
}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.section-head p{color:var(--muted);font-size:15px;max-width:34em;margin-top:8px}
.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.18em;color:var(--muted);text-transform:uppercase}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  height:64px;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background var(--t),border-color var(--t),box-shadow var(--t);
}
.site-header.is-solid{background:var(--ink);border-bottom-color:rgba(255,255,255,.1);box-shadow:0 8px 24px -16px rgba(0,0,0,.6)}
.header-inner{height:64px;display:flex;align-items:center;gap:24px;justify-content:space-between}
.logo{display:inline-flex;align-items:center;gap:10px;min-height:44px}
.logo-mark{display:grid;grid-template-columns:repeat(3,4px);grid-template-rows:repeat(3,4px);gap:3px}
.logo-mark i{width:4px;height:4px;border-radius:1px;background:var(--lime);display:block}
.logo-mark i:nth-child(5){background:var(--coral);clip-path:polygon(0 0,100% 50%,0 100%);width:6px;height:7px;border-radius:0}
.logo-text{font-size:17px;font-weight:900;letter-spacing:-.01em;color:#fff;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:0 14px;
  font-size:15px;font-weight:600;color:rgba(255,255,255,.78);
  transition:color var(--t);
}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:8px;height:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);
}
.main-nav a:hover{color:#fff}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.active{color:#fff}
.main-nav a.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-count{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  font-size:12px;font-weight:700;letter-spacing:.04em;color:rgba(255,255,255,.82);
  white-space:nowrap;
}
.nav-count b{color:var(--coral);font-size:13px}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,.2);
  background:transparent;border-radius:var(--r-s);
  color:#fff;font-size:13px;font-weight:700;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border:0;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform var(--t),background var(--t),color var(--t),box-shadow var(--t);
}
.btn-primary{background:var(--lime);color:var(--ink);box-shadow:var(--sh1)}
.btn-primary:hover{background:#d6fb54;transform:translateY(-2px);box-shadow:var(--sh2)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--ink);border-radius:var(--r-s)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-invert{background:#fff;color:var(--ink)}
.btn-invert:hover{background:var(--lime);transform:translateY(-2px)}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px}

/* 移动抽屉 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:280px;max-width:86vw;z-index:120;
  background:var(--ink);padding:24px 22px;
  transform:translateX(102%);transition:transform 260ms var(--ease);
  display:flex;flex-direction:column;gap:6px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer a{display:flex;align-items:center;min-height:48px;color:rgba(255,255,255,.82);font-size:16px;font-weight:600;border-bottom:1px solid rgba(255,255,255,.08)}
.drawer a.active{color:var(--lime)}
.drawer .btn{margin-top:16px}
.drawer-close{align-self:flex-end;width:44px;height:44px;border:1px solid rgba(255,255,255,.2);background:transparent;color:#fff;border-radius:var(--r-s);margin-bottom:8px}
.overlay{position:fixed;inset:0;background:rgba(14,15,18,.6);z-index:110;opacity:0;visibility:hidden;transition:opacity var(--t)}
.overlay.is-open{opacity:1;visibility:visible}

/* ============ 深色页头 ============ */
.page-hero{
  position:relative;background:var(--ink);color:#fff;
  padding:112px 0 56px;
  overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);
  background-size:22px 22px;
  opacity:.6;pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:rgba(255,255,255,.1);
}
.page-hero .container{position:relative;z-index:1}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.56);margin-bottom:20px}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li::after{content:"/";color:rgba(255,255,255,.3)}
.crumb li:last-child::after{content:""}
.crumb a:hover{color:var(--lime)}
.crumb .is-now{color:rgba(255,255,255,.9)}
.hero-grid{display:grid;gap:32px;align-items:end}
@media(min-width:1024px){
  .page-hero{padding:148px 0 80px}
  .hero-grid{grid-template-columns:1.4fr .9fr;gap:48px}
}
.page-hero h1{color:#fff}
.page-hero h1 em{font-style:normal;color:var(--lime)}
.hero-sub{margin-top:18px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.7);max-width:34em}
.stat-badges{margin-top:32px}
.stat-badge{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-m);padding:16px 18px;height:100%;
}
.stat-badge b{display:block;font-size:28px;font-weight:900;letter-spacing:-.02em;color:var(--lime);line-height:1.2}
.stat-badge span{display:block;margin-top:4px;font-size:13px;color:rgba(255,255,255,.6)}
.hero-side{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-l);padding:24px}
.hero-side h2{font-size:18px;font-weight:800;color:#fff}
.hero-side ul{margin-top:16px;display:grid;gap:12px}
.hero-side li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.72);line-height:1.7}
.hero-side li i{flex:0 0 auto;width:6px;height:6px;margin-top:9px;border-radius:50%;background:var(--coral)}

/* ============ 筛选标签 ============ */
.filter-bar{
  background:var(--bg);
  border-bottom:1px solid var(--line);
  position:sticky;top:64px;z-index:40;
  padding:14px 0;
}
.filter-scroll{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.filter-scroll::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:40px;padding:0 18px;
  border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:700;color:var(--muted);
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t);
}
.chip:hover{border-color:var(--ink);color:var(--ink);transform:translateY(-1px)}
.chip.is-active{background:var(--lime);border-color:var(--lime);color:var(--ink)}
.sort-note{margin-left:auto;font-size:13px;color:var(--muted);white-space:nowrap;display:none}
@media(min-width:1024px){.sort-note{display:block}}

/* ============ 图文列表 ============ */
.post-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh1)}
.post-item{
  display:grid;gap:16px;padding:20px;
  border-bottom:1px solid var(--line);
  transition:background var(--t);
}
.post-item:last-child{border-bottom:0}
.post-item:hover{background:#FCFCFA}
@media(min-width:768px){
  .post-item{grid-template-columns:300px 1fr;gap:24px;padding:24px;align-items:flex-start}
}
@media(min-width:1024px){
  .post-item{grid-template-columns:340px 1fr}
}
.post-thumb{
  position:relative;border-radius:var(--r-m);overflow:hidden;
  aspect-ratio:16/10;background:var(--skel);
}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--ease)}
.post-item:hover .post-thumb img{transform:scale(1.03)}
.post-thumb .thumb-tag{
  position:absolute;left:10px;top:10px;
  padding:4px 10px;border-radius:6px;
  font-size:12px;font-weight:700;letter-spacing:.06em;
}
.tag-hot{background:var(--coral);color:#fff}
.tag-new{background:var(--lime);color:var(--ink)}
.tag-wait{background:rgba(14,15,18,.72);color:#fff}
.post-body{min-width:0}
.post-meta-top{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:10px}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:6px;
  font-size:12px;font-weight:700;letter-spacing:.12em;
  background:#F1F0EB;color:var(--muted);
}
.tag-accent{background:rgba(200,241,53,.28);color:#4F6200}
.tag-line{background:transparent;border:1px solid var(--line);color:var(--muted)}
.post-title{font-size:20px;font-weight:800;line-height:1.45;letter-spacing:-.01em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media(min-width:768px){.post-title{font-size:22px}}
.post-item:hover .post-title{color:#000}
.post-desc{margin-top:10px;font-size:15px;line-height:1.8;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{margin-top:16px;display:flex;flex-wrap:wrap;align-items:center;gap:16px;font-size:13px;color:var(--muted)}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--disabled)}
.post-meta .go{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--ink);min-height:44px}
.post-meta .go::after{content:"→";transition:transform var(--t)}
.post-meta .go:hover::after{transform:translateX(4px)}

/* ============ 时间轴 ============ */
.timeline{display:grid;gap:0;border-top:1px solid var(--line)}
.tl-row{
  display:grid;gap:8px;padding:22px 4px;border-bottom:1px solid var(--line);
  transition:background var(--t),padding-left var(--t);
}
@media(min-width:768px){
  .tl-row{grid-template-columns:130px 1fr 160px;align-items:center;gap:24px}
}
.tl-row:hover{background:#FBFAF7;padding-left:14px}
.tl-time{font-size:20px;font-weight:900;color:var(--ink);letter-spacing:-.02em}
.tl-body h3{font-size:17px;font-weight:700}
.tl-body p{font-size:14px;color:var(--muted);margin-top:4px}
.tl-side{font-size:13px;color:var(--muted)}
.tl-side b{color:var(--coral);font-size:15px}

/* ============ 三步流程 ============ */
.steps{display:grid;gap:20px}
@media(min-width:768px){.steps{grid-template-columns:repeat(3,1fr);gap:24px}}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-l);
  padding:28px;box-shadow:var(--sh1);
  transition:transform var(--t),box-shadow var(--t);
}
.step-card:hover{transform:translateY(-2px);box-shadow:var(--sh2)}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;background:var(--ink);color:var(--lime);
  font-size:16px;font-weight:900;letter-spacing:.04em;margin-bottom:18px;
}
.step-card h3{font-size:19px;margin-bottom:10px}
.step-card p{font-size:15px;color:var(--muted);line-height:1.8}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{
  width:100%;background:transparent;border:0;padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  text-align:left;font-size:17px;font-weight:700;color:var(--ink);min-height:44px;
  transition:color var(--t);
}
.faq-q:hover{color:#000}
.faq-q .chev{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--line);position:relative;transition:transform var(--t),border-color var(--t);
}
.faq-q .chev::before,.faq-q .chev::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--ink);transform:translate(-50%,-50%);
}
.faq-q .chev::before{width:9px;height:1.5px}
.faq-q .chev::after{width:1.5px;height:9px;transition:opacity var(--t)}
.faq-item.is-open .faq-q{color:#5E7A00}
.faq-item.is-open .chev{transform:rotate(180deg);border-color:var(--lime);background:var(--lime)}
.faq-item.is-open .chev::after{opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms var(--ease)}
.faq-a p{padding:0 0 22px;font-size:15px;line-height:1.8;color:var(--muted);max-width:34em}

/* ============ CTA 带 ============ */
.cta-band{background:var(--ink);color:#fff;padding:64px 0}
@media(min-width:1024px){.cta-band{padding:88px 0}}
.cta-grid{display:grid;gap:32px;align-items:center}
@media(min-width:1024px){.cta-grid{grid-template-columns:1.3fr .7fr;gap:56px}}
.cta-band h2{color:#fff}
.cta-band p{margin-top:14px;font-size:16px;color:rgba(255,255,255,.68);max-width:34em}
.cta-actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.cta-count{display:inline-flex;align-items:baseline;gap:8px;font-size:13px;color:rgba(255,255,255,.6)}
.cta-count b{font-size:30px;font-weight:900;color:var(--coral);letter-spacing:-.02em}
.qr-box{
  background:#fff;border-radius:var(--r-l);padding:20px;text-align:center;color:var(--ink);
  max-width:280px;margin-left:auto;
}
.qr-frame{
  width:100%;aspect-ratio:1;border-radius:var(--r-s);
  background:
    repeating-linear-gradient(90deg,var(--ink) 0 6px,transparent 6px 12px),
    repeating-linear-gradient(0deg,var(--ink) 0 6px,transparent 6px 12px);
  background-blend-mode:multiply;opacity:.9;
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:13px;font-weight:700;letter-spacing:.1em;
}
.qr-box span{display:block;margin-top:14px;font-size:13px;color:var(--muted)}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.62);padding:64px 0 28px;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;gap:36px}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);gap:40px}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:48px}}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.8;max-width:30em}
.footer-col h4{font-size:13px;font-weight:700;letter-spacing:.16em;color:#fff;margin-bottom:16px}
.footer-col a{display:block;padding:7px 0;font-size:14px;transition:color var(--t)}
.footer-col a:hover{color:var(--lime)}
.footer-note{font-size:14px;line-height:1.8;max-width:30em}
.footer-bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.44);
}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 480ms var(--ease),transform 480ms var(--ease)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ============ 响应式收口 ============ */
@media(max-width:1023px){
  .main-nav{display:none}
  .nav-count{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .header-actions .btn-primary{display:none}
  .site-header{background:var(--ink)}
  .site-header{height:56px}
  .header-inner{height:56px}
  .filter-bar{top:56px}
}
@media(max-width:767px){
  .cta-grid .qr-box{margin:0 auto}
  .post-item{padding:16px}
  .stat-badge b{font-size:24px}
}
@media(max-width:520px){
  .logo-text{font-size:16px}
  .section{padding:52px 0}
  .post-meta{gap:10px}
}

/* roulang page: article */
:root{
  --ink:#0E0F12;
  --acid:#C8F135;
  --coral:#FF5A2B;
  --paper:#F6F5F1;
  --surface:#FFFFFF;
  --line:#E4E2DC;
  --text:#2B2E33;
  --muted:#6B6F76;
  --disabled:#A9ACB1;
  --skeleton:#ECEAE4;
  --radius-s:14px;
  --radius-m:18px;
  --radius-l:20px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(14,15,18,.06);
  --shadow-2:0 12px 32px -12px rgba(14,15,18,.18);
  --ease:cubic-bezier(.2,.7,.2,1);
  --t:180ms var(--ease);
  --sp-8:8px;--sp-12:12px;--sp-16:16px;--sp-24:24px;--sp-32:32px;--sp-48:48px;--sp-64:64px;--sp-96:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.8;font-weight:400;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;background:var(--skeleton)}
a{color:inherit;text-decoration:none;transition:color var(--t)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--acid);outline-offset:2px;border-radius:6px}
button{font-family:inherit;cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:900;letter-spacing:-.02em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}
.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:700;letter-spacing:.02em;white-space:nowrap;
  transition:transform var(--t),background var(--t),color var(--t),border-color var(--t),box-shadow var(--t);
}
.btn-primary{background:var(--acid);color:var(--ink);box-shadow:var(--shadow-1)}
.btn-primary:hover{background:#D6F863;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--ink);border-radius:10px}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:var(--acid);transform:translateY(-2px)}
.btn-line{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.4);border-radius:10px}
.btn-line:hover{border-color:var(--acid);color:var(--acid);transform:translateY(-2px)}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn:active{transform:translateY(0)}

/* ---------- tags & badges ---------- */
.tag{display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:6px;font-size:12px;font-weight:700;letter-spacing:.18em}
.tag-acid{background:var(--acid);color:var(--ink)}
.tag-dark{background:rgba(14,15,18,.08);color:var(--ink)}
.tag-hot{background:rgba(255,90,43,.12);color:var(--coral)}
.tag-live{background:rgba(200,241,53,.2);color:#3E4A06}
.tag-done{background:rgba(169,172,177,.2);color:var(--muted)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;background:var(--ink);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:box-shadow var(--t),background var(--t);
}
.site-header.is-scrolled{box-shadow:0 10px 30px -18px rgba(0,0,0,.8)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:56px}
@media (min-width:1024px){.nav-inner{height:64px}}
.logo{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:900;letter-spacing:-.01em}
.logo-mark{position:relative;display:grid;grid-template-columns:repeat(3,4px);grid-template-rows:repeat(3,4px);gap:3px;flex:0 0 auto}
.logo-mark i{background:rgba(255,255,255,.85);border-radius:1px}
.logo-mark i:nth-child(5){background:transparent}
.logo-mark::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  border-left:6px solid var(--acid);border-top:4px solid transparent;border-bottom:4px solid transparent;
}
.logo-text{font-size:18px}
.main-nav{display:none;align-items:center;gap:30px}
@media (min-width:1024px){.main-nav{display:flex}}
.main-nav a{position:relative;padding:6px 0;font-size:15px;font-weight:600;color:rgba(255,255,255,.72)}
.main-nav a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--acid);transition:width var(--t)}
.main-nav a:hover{color:#fff}
.main-nav a:hover::after{width:100%}
.main-nav a.active{color:#fff}
.main-nav a.active::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-countdown{display:none;align-items:center;gap:6px;height:30px;padding:0 12px;border-radius:var(--radius-pill);background:rgba(255,255,255,.08);color:rgba(255,255,255,.8);font-size:12px;font-weight:600;letter-spacing:.04em}
@media (min-width:768px){.nav-countdown{display:inline-flex}}
.nav-countdown b{color:var(--coral);font-weight:800}
.nav-cta{display:none}
@media (min-width:768px){.nav-cta{display:inline-flex}}
.nav-toggle{display:flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:0 10px;border-radius:10px}
.nav-toggle span{display:block;height:2px;background:#fff;border-radius:2px;transition:transform var(--t),opacity var(--t)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (min-width:1024px){.nav-toggle{display:none}}

.drawer-backdrop{position:fixed;inset:0;background:rgba(14,15,18,.55);opacity:0;pointer-events:none;transition:opacity var(--t);z-index:90}
.drawer-backdrop.is-open{opacity:1;pointer-events:auto}
.mobile-drawer{
  position:fixed;top:0;right:0;z-index:100;width:min(330px,86vw);height:100%;
  background:var(--ink);color:#fff;padding:24px 22px;
  transform:translateX(102%);transition:transform 260ms var(--ease);overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-close{width:44px;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.24);color:#fff;font-size:20px;line-height:1}
.mobile-drawer a.drawer-link{display:block;padding:14px 0;font-size:17px;font-weight:700;color:rgba(255,255,255,.86);border-bottom:1px solid rgba(255,255,255,.1)}
.mobile-drawer a.drawer-link:hover{color:var(--acid)}
.drawer-foot{margin-top:28px}
.drawer-foot .btn{width:100%}

/* ---------- article hero ---------- */
.article-hero{
  position:relative;background:var(--ink);color:#fff;padding:34px 0 56px;
  background-image:linear-gradient(180deg,rgba(14,15,18,.94) 0%,rgba(14,15,18,.88) 60%,rgba(14,15,18,.96) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
}
.breadcrumb{margin-bottom:26px}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.6)}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:rgba(255,255,255,.32)}
.breadcrumb a:hover{color:var(--acid)}
.breadcrumb [aria-current="page"]{color:rgba(255,255,255,.88);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media (max-width:640px){.breadcrumb [aria-current="page"]{white-space:normal}}
.article-head{max-width:760px}
.article-head h1{color:#fff;font-size:clamp(26px,4vw,40px);line-height:1.2;margin:16px 0 18px;letter-spacing:-.03em}
.article-lead{font-size:16px;line-height:1.85;color:rgba(255,255,255,.72);max-width:34em}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;margin-top:24px;font-size:13px;color:rgba(255,255,255,.6)}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.28)}
.share-group{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.share-group button{
  min-height:40px;padding:0 16px;border-radius:var(--radius-pill);
  border:1px solid rgba(255,255,255,.28);color:rgba(255,255,255,.86);font-size:13px;font-weight:600;
  transition:background var(--t),color var(--t),transform var(--t)
}
.share-group button:hover{background:var(--acid);color:var(--ink);border-color:var(--acid);transform:translateY(-2px)}

/* ---------- article layout ---------- */
.article-layout{display:grid;grid-template-columns:1fr;gap:40px;padding-top:48px;padding-bottom:64px}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 320px;gap:48px;padding-top:64px;padding-bottom:96px}
}
.article-body{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);
  padding:28px 22px;box-shadow:var(--shadow-1);min-width:0;
}
@media (min-width:768px){.article-body{padding:44px 48px}}
.article-body{max-width:820px}
.article-body>*+*{margin-top:24px}
.article-body p{font-size:16.5px;line-height:1.9;max-width:34em}
.article-body h2{
  position:relative;font-size:clamp(20px,2.4vw,26px);line-height:1.35;margin-top:44px;padding-left:14px;
}
.article-body h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--acid)}
.article-body h3{font-size:19px;font-weight:700;margin-top:32px}
.article-body ul,.article-body ol{padding-left:2px;max-width:34em}
.article-body ul li{position:relative;padding-left:24px;margin-top:12px;font-size:16.5px;line-height:1.85}
.article-body ul li::before{content:"";position:absolute;left:4px;top:13px;width:7px;height:7px;border-radius:2px;background:var(--acid)}
.article-body ol{counter-reset:item;list-style:none}
.article-body ol li{position:relative;padding-left:34px;margin-top:12px;font-size:16.5px;line-height:1.85}
.article-body ol li::before{
  counter-increment:item;content:counter(item,decimal-leading-zero);
  position:absolute;left:0;top:2px;font-size:13px;font-weight:800;color:var(--coral);letter-spacing:.04em;
}
.article-body blockquote{
  margin:32px 0;padding:18px 22px;background:var(--paper);border-left:4px solid var(--acid);
  border-radius:0 var(--radius-s) var(--radius-s) 0;color:var(--ink);font-weight:600;
}
.article-body blockquote p{font-size:16px;margin:0;max-width:none}
.article-body img{border-radius:var(--radius-s);margin:32px auto;width:100%}
.article-body figure{margin:32px 0}
.article-body figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--muted)}
.article-body a{color:var(--ink);font-weight:600;border-bottom:2px solid var(--acid);transition:background var(--t)}
.article-body a:hover{background:var(--acid)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:40px 0}
.article-body table{width:100%;border-collapse:collapse;font-size:15px}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:12px 10px;text-align:left}
.empty-box{padding:44px 20px;text-align:center;max-width:none}
.empty-box h2{font-size:20px;padding-left:0}
.empty-box h2::before{display:none}
.empty-box p{color:var(--muted);margin:12px auto 22px;max-width:34em}

/* ---------- sidebar ---------- */
.article-side{min-width:0}
.side-inner{display:grid;gap:20px}
@media (min-width:1024px){.side-sticky{position:sticky;top:88px}}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-s);padding:20px 20px 22px;box-shadow:var(--shadow-1)}
.side-card h2{font-size:14px;letter-spacing:.16em;color:var(--muted);font-weight:800;margin-bottom:14px}
.side-card h3{font-size:16px;font-weight:700}
.side-nav a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14.5px;font-weight:600;color:var(--text)}
.side-nav li:last-child a{border-bottom:0}
.side-nav a:hover{color:var(--ink)}
.side-nav a span{color:var(--acid);font-weight:900}
.side-rec{display:grid;gap:14px}
.side-rec li{display:grid;grid-template-columns:64px minmax(0,1fr);gap:12px;align-items:center}
.side-rec img{width:64px;height:64px;object-fit:cover;border-radius:10px}
.side-rec a:hover h3{color:var(--coral)}
.side-rec .rec-meta{font-size:12px;color:var(--muted);margin-top:4px}
.side-cta{background:var(--ink);border-color:var(--ink);color:#fff}
.side-cta h2{color:rgba(255,255,255,.55)}
.side-cta p{font-size:14.5px;color:rgba(255,255,255,.72);margin-bottom:16px}
.side-cta .btn{width:100%}

/* ---------- related ---------- */
.related-section{padding:0 0 72px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{font-size:clamp(22px,2.8vw,30px)}
.section-head p{font-size:14.5px;color:var(--muted);margin-top:8px}
.link-more{position:relative;font-size:14px;font-weight:700;color:var(--ink);white-space:nowrap}
.link-more::after{content:"";position:absolute;left:0;bottom:-4px;width:0;height:2px;background:var(--acid);transition:width var(--t)}
.link-more:hover::after{width:100%}
.related-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:640px){.related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.related-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.rec-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-s);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform var(--t),box-shadow var(--t);
}
.rec-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.rec-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--skeleton)}
.rec-cover img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--ease)}
.rec-card:hover .rec-cover img{transform:scale(1.03)}
.rec-cover .tag{position:absolute;left:12px;top:12px}
.rec-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px}
.rec-body h3{font-size:17px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rec-body p{font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rec-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);margin-top:auto}

/* ---------- cta band ---------- */
.cta-band{background:var(--ink);color:#fff;padding:64px 0}
@media (min-width:1024px){.cta-band{padding:96px 0}}
.cta-grid{display:grid;grid-template-columns:1fr;gap:36px;align-items:center}
@media (min-width:1024px){.cta-grid{grid-template-columns:minmax(0,1fr) 260px;gap:56px}}
.cta-band h2{color:#fff;font-size:clamp(26px,3.4vw,40px);line-height:1.15}
.cta-band p{color:rgba(255,255,255,.7);margin-top:16px;max-width:32em;font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.cta-count{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.count-cell{display:inline-flex;flex-direction:column;align-items:center;min-width:74px;padding:10px 12px;border-radius:12px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12)}
.count-cell b{font-size:22px;font-weight:900;color:var(--coral);font-variant-numeric:tabular-nums}
.count-cell span{font-size:11.5px;letter-spacing:.14em;color:rgba(255,255,255,.55);margin-top:2px}
.qr-box{
  width:172px;height:172px;border-radius:20px;background:rgba(255,255,255,.06);
  border:1px dashed rgba(255,255,255,.28);display:flex;align-items:center;justify-content:center;
  text-align:center;font-size:13px;color:rgba(255,255,255,.6);padding:16px;line-height:1.7;
}
.qr-wrap{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.qr-wrap span{font-size:13px;color:rgba(255,255,255,.55)}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.68);padding:64px 0 28px;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:48px}}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14.5px;line-height:1.85;max-width:30em}
.footer-col h4{color:#fff;font-size:14px;letter-spacing:.16em;margin-bottom:16px}
.footer-col a{display:block;padding:6px 0;font-size:14.5px;color:rgba(255,255,255,.66)}
.footer-col a:hover{color:var(--acid)}
.footer-note{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 520ms var(--ease),transform 520ms var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category3 */
/* ============ 设计变量 ============ */
:root{
  --ink:#0E0F12;
  --ink-2:#171A1F;
  --lime:#C8F135;
  --lime-soft:#E4F9A8;
  --coral:#FF5A2B;
  --paper:#F6F5F1;
  --surface:#FFFFFF;
  --line:#E4E2DC;
  --line-dark:rgba(255,255,255,.12);
  --text:#2B2E33;
  --muted:#6B6F76;
  --disabled:#A9ACB1;
  --skel:#ECEAE4;
  --r-xs:6px;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(14,15,18,.06);
  --sh-2:0 12px 32px -12px rgba(14,15,18,.18);
  --sh-3:0 18px 46px -18px rgba(14,15,18,.32);
  --ease:cubic-bezier(.2,.7,.2,1);
  --dur:180ms;
  --nav-h:64px;
  --sp-1:8px; --sp-2:12px; --sp-3:16px; --sp-4:24px; --sp-5:32px; --sp-6:48px; --sp-7:64px; --sp-8:96px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
a:hover{color:inherit}
button{font-family:inherit;border:0;background:none;cursor:pointer;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
input,textarea,select{font-family:inherit;font-size:16px}
:focus{outline:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
::selection{background:var(--lime);color:var(--ink)}
/* ============ 容器 ============ */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
/* ============ 通用按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:12px 26px;
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  border-radius:var(--r-pill);
  border:1px solid transparent;
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
  white-space:nowrap;
  line-height:1.2;
}
.btn-primary{background:var(--lime);color:var(--ink);box-shadow:var(--sh-1)}
.btn-primary:hover{background:#D6FA55;color:var(--ink);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-ghost.on-dark{border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost.on-dark:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn-invert{background:#fff;color:var(--ink)}
.btn-invert:hover{background:var(--lime);color:var(--ink);transform:translateY(-2px)}
.btn-sm{min-height:40px;padding:9px 18px;font-size:14px}
.btn-block{width:100%}
/* ============ 标签 / 徽章 ============ */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:transparent;
  border:1px solid var(--line);
  color:var(--muted);
  font-size:13px;
  font-weight:600;
  transition:all var(--dur) var(--ease);
  min-height:36px;
}
.tag:hover{border-color:var(--ink);color:var(--ink)}
.tag.is-active{background:var(--lime);border-color:var(--lime);color:var(--ink)}
.badge{
  display:inline-flex;
  align-items:center;
  padding:3px 9px;
  border-radius:var(--r-xs);
  font-size:12px;
  font-weight:700;
  letter-spacing:.18em;
  line-height:1.6;
  white-space:nowrap;
}
.badge-hot{background:var(--coral);color:#fff}
.badge-live{background:var(--lime);color:var(--ink)}
.badge-off{background:rgba(255,255,255,.14);color:#D6D8DC}
.badge-plain{background:var(--paper);color:var(--muted);border:1px solid var(--line)}
.eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  letter-spacing:.22em;
  color:var(--lime);
  text-transform:uppercase;
  margin-bottom:14px;
}
/* ============ 页头导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:var(--ink);
  border-bottom:1px solid var(--line-dark);
  transition:background var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 28px -18px rgba(0,0,0,.7)}
.nav-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:var(--nav-h);
}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  display:grid;
  grid-template-columns:repeat(3,4px);
  grid-template-rows:repeat(3,4px);
  gap:2px;
  padding:5px;
  background:rgba(255,255,255,.06);
  border-radius:8px;
}
.logo-mark i{display:block;width:4px;height:4px;background:var(--lime);border-radius:1px;opacity:.55}
.logo-mark i:nth-child(2),.logo-mark i:nth-child(4),.logo-mark i:nth-child(6),.logo-mark i:nth-child(8){opacity:.85}
.logo-mark i:nth-child(5){width:9px;height:9px;justify-self:center;align-self:center;background:var(--coral);opacity:1;clip-path:polygon(15% 0,100% 50%,15% 100%);border-radius:0}
.logo-text{color:#fff;font-size:17px;font-weight:900;letter-spacing:-.01em;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:28px;flex:1}
.main-nav a{
  position:relative;
  color:rgba(255,255,255,.68);
  font-size:15px;
  font-weight:600;
  padding:8px 0;
  min-height:44px;
  display:inline-flex;
  align-items:center;
  transition:color var(--dur) var(--ease);
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0;right:100%;
  bottom:6px;
  height:2px;
  background:var(--lime);
  transition:right var(--dur) var(--ease);
}
.main-nav a:hover{color:#fff}
.main-nav a:hover::after{right:40%}
.main-nav a.active{color:#fff}
.main-nav a.active::after{right:0}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.nav-countdown{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 12px;
  border:1px solid rgba(200,241,53,.4);
  border-radius:var(--r-pill);
  color:var(--lime);
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
}
.nav-countdown b{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";color:var(--coral);font-size:13px}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.2);
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
/* 移动抽屉 */
.drawer{
  position:fixed;
  top:0;right:0;
  width:min(340px,86vw);
  height:100%;
  background:var(--ink);
  border-left:1px solid var(--line-dark);
  padding:80px 24px 32px;
  transform:translateX(102%);
  transition:transform 260ms var(--ease);
  z-index:80;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer a.drawer-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:52px;
  color:rgba(255,255,255,.82);
  font-size:16px;
  font-weight:700;
  border-bottom:1px solid var(--line-dark);
}
.drawer a.drawer-link:hover,.drawer a.drawer-link.active{color:var(--lime)}
.drawer .drawer-foot{margin-top:28px;display:flex;flex-direction:column;gap:14px}
.drawer .drawer-note{color:rgba(255,255,255,.5);font-size:13px;line-height:1.7}
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(14,15,18,.55);
  opacity:0;pointer-events:none;
  transition:opacity 220ms var(--ease);
  z-index:70;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
/* ============ 深色页头 ============ */
.page-hero{
  position:relative;
  background:var(--ink);
  color:#fff;
  padding:72px 0 64px;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  opacity:.26;
}
.page-hero::after{
  content:"";
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.18) 1px,transparent 1px);
  background-size:22px 22px;
  opacity:.5;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.35fr .65fr;gap:48px;align-items:end}
.page-hero h1{
  font-size:clamp(30px,4.2vw,50px);
  font-weight:900;
  line-height:1.1;
  letter-spacing:-.03em;
  color:#fff;
  max-width:20em;
}
.hero-sub{
  margin-top:18px;
  font-size:17px;
  line-height:1.8;
  color:rgba(255,255,255,.72);
  max-width:34em;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:grid;gap:12px;justify-items:stretch}
.stat{
  background:rgba(255,255,255,.06);
  border:1px solid var(--line-dark);
  border-radius:var(--r-md);
  padding:16px 18px;
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
}
.stat b{
  font-size:26px;
  font-weight:900;
  color:var(--lime);
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum";
  line-height:1.1;
}
.stat span{font-size:13px;color:rgba(255,255,255,.62);font-weight:600}
/* ============ 筛选行 ============ */
.filter-bar{
  background:var(--surface);
  border-bottom:1px solid var(--line);
  position:sticky;
  top:var(--nav-h);
  z-index:40;
}
.filter-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding-top:14px;
  padding-bottom:14px;
  flex-wrap:wrap;
}
.filter-tags{display:flex;flex-wrap:wrap;gap:10px}
.filter-meta{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
/* ============ 板块通用 ============ */
.section{padding:var(--sp-8) 0}
.section.tight{padding:var(--sp-7) 0}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-dark{background:var(--ink);color:#fff}
.section-head{margin-bottom:36px;max-width:640px}
.section-head h2{
  font-size:clamp(26px,3.4vw,38px);
  font-weight:900;
  line-height:1.15;
  letter-spacing:-.02em;
  color:var(--ink);
}
.section-dark .section-head h2{color:#fff}
.section-head p{margin-top:12px;color:var(--muted);font-size:16px}
.section-dark .section-head p{color:rgba(255,255,255,.66)}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.text-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:700;
  font-size:15px;
  color:var(--ink);
  min-height:44px;
}
.text-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:12px;
  height:1px;
  background:var(--ink);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform var(--dur) var(--ease);
}
.text-link:hover::after{transform:scaleX(1)}
/* ============ 首条大图卡 ============ */
.lead-card{
  position:relative;
  display:block;
  border-radius:var(--r-lg);
  overflow:hidden;
  background:var(--skel);
  min-height:400px;
  box-shadow:var(--sh-2);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.lead-card:hover{transform:translateY(-2px);box-shadow:var(--sh-3)}
.lead-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 420ms var(--ease)}
.lead-card:hover .lead-bg{transform:scale(1.03)}
.lead-card::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(14,15,18,.95) 6%,rgba(14,15,18,.82) 46%,rgba(14,15,18,.42) 100%);
}
.lead-body{
  position:relative;
  z-index:2;
  padding:44px;
  max-width:660px;
  color:#fff;
}
.lead-body h3{
  font-size:clamp(24px,3vw,34px);
  font-weight:900;
  line-height:1.2;
  letter-spacing:-.02em;
  margin-top:16px;
}
.lead-body p{margin-top:16px;color:rgba(255,255,255,.75);font-size:16px}
.lead-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.lead-metrics{
  display:flex;flex-wrap:wrap;gap:26px;
  margin-top:26px;
  padding-top:22px;
  border-top:1px solid var(--line-dark);
}
.lead-metrics div{display:flex;flex-direction:column;gap:2px}
.lead-metrics b{font-size:22px;font-weight:900;color:var(--lime);font-variant-numeric:tabular-nums}
.lead-metrics span{font-size:12px;letter-spacing:.14em;color:rgba(255,255,255,.55);font-weight:700}
.lead-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
/* ============ 紧凑条目列表 ============ */
.compact-list{margin-top:38px;border-top:1px solid var(--line)}
.compact-item{
  display:grid;
  grid-template-columns:64px 1fr auto;
  align-items:center;
  gap:22px;
  padding:22px 8px;
  border-bottom:1px solid var(--line);
  transition:background var(--dur) var(--ease),padding-left var(--dur) var(--ease);
}
.compact-item:hover{background:var(--surface);padding-left:18px}
.compact-num{
  font-size:26px;
  font-weight:900;
  color:var(--lime);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.03em;
  line-height:1;
}
.compact-main h3{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.compact-main p{margin-top:6px;font-size:14px;color:var(--muted);line-height:1.7;max-width:60em}
.compact-side{display:flex;align-items:center;gap:16px}
.compact-arrow{
  width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  color:var(--muted);
  transition:all var(--dur) var(--ease);
  flex-shrink:0;
}
.compact-item:hover .compact-arrow{background:var(--ink);border-color:var(--ink);color:var(--lime);transform:translateX(2px)}
/* ============ 精选卡片 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.card-media{position:relative;aspect-ratio:16/10;background:var(--skel);overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform 420ms var(--ease)}
.card:hover .card-media img{transform:scale(1.03)}
.card-media .badge{position:absolute;top:12px;left:12px}
.card-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px;font-weight:800;line-height:1.4;color:var(--ink)}
.card-body p{font-size:14px;color:var(--muted);line-height:1.75}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:13px;color:var(--muted);padding-top:6px}
.card-meta .text-link{font-size:14px}
/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step}
.step{
  position:relative;
  padding:30px 26px 28px;
  border-radius:var(--r-lg);
  background:var(--surface);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.step::before{
  counter-increment:step;
  content:"0" counter(step);
  display:block;
  font-size:30px;
  font-weight:900;
  color:var(--lime);
  letter-spacing:-.04em;
  line-height:1;
  margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:19px;font-weight:800;color:var(--ink)}
.step p{margin-top:10px;font-size:15px;color:var(--muted);line-height:1.8}
/* ============ FAQ ============ */
.faq-wrap{max-width:860px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:22px 4px;
  text-align:left;
  font-size:17px;
  font-weight:700;
  color:var(--ink);
  min-height:44px;
  transition:color var(--dur) var(--ease);
}
.faq-q:hover{color:var(--ink)}
.faq-q .caret{
  width:26px;height:26px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  color:var(--muted);
  transition:transform 220ms var(--ease),color var(--dur) var(--ease);
}
.faq-item.is-open .faq-q{color:var(--ink)}
.faq-item.is-open .caret{transform:rotate(180deg);color:var(--coral)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 260ms var(--ease);
}
.faq-a p{
  padding:0 4px 24px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
  max-width:44em;
}
.faq-item.is-open .faq-a{max-height:320px}
.faq-item.is-open .faq-q{color:var(--lime)}
/* ============ CTA 带 ============ */
.cta-band{background:var(--ink);color:#fff;padding:var(--sp-8) 0;position:relative;overflow:hidden}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(200,241,53,.14) 1px,transparent 1px);
  background-size:20px 20px;
  opacity:.7;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr .6fr;gap:48px;align-items:center}
.cta-band h2{font-size:clamp(26px,3.4vw,40px);font-weight:900;line-height:1.15;letter-spacing:-.02em}
.cta-band p{margin-top:14px;color:rgba(255,255,255,.68);font-size:16px;max-width:32em}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.cta-timer{
  display:inline-flex;align-items:baseline;gap:10px;
  margin-top:24px;
  font-size:13px;
  color:rgba(255,255,255,.6);
  font-weight:700;
  letter-spacing:.06em;
}
.cta-timer b{font-size:24px;color:var(--coral);font-variant-numeric:tabular-nums;letter-spacing:0}
.qr-card{
  background:rgba(255,255,255,.06);
  border:1px solid var(--line-dark);
  border-radius:var(--r-lg);
  padding:26px 22px;
  text-align:center;
}
.qr-box{
  width:150px;height:150px;
  margin:0 auto 18px;
  border-radius:var(--r-md);
  background:
    repeating-linear-gradient(45deg,rgba(255,255,255,.12) 0 6px,transparent 6px 12px),
    rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.22);
  display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.62);
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
}
.qr-card h3{font-size:16px;font-weight:800;color:#fff}
.qr-card p{margin-top:8px;font-size:13px;color:rgba(255,255,255,.55);line-height:1.7}
/* ============ 订阅表单 ============ */
.subscribe{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px;max-width:520px}
.subscribe input{
  flex:1 1 220px;
  min-width:0;
  height:48px;
  padding:0 16px;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:#fff;
  color:var(--text);
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.subscribe input::placeholder{color:var(--disabled)}
.subscribe input:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,241,53,.35);outline:none}
/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.7);padding:64px 0 28px;border-top:1px solid var(--line-dark)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand .logo{margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.58);max-width:26em}
.footer-col h4{font-size:13px;font-weight:800;letter-spacing:.18em;color:#fff;margin-bottom:18px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.62);padding:7px 0;transition:color var(--dur) var(--ease),transform var(--dur) var(--ease)}
.footer-col a:hover{color:var(--lime);transform:translateX(2px)}
.footer-note{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.56)}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--line-dark);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.45);
}
/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 520ms var(--ease),transform 520ms var(--ease)}
.reveal.is-in{opacity:1;transform:none}
/* ============ 响应式 ============ */
@media (max-width:1024px){
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .nav-countdown{display:none}
  .hero-inner{grid-template-columns:1fr;gap:32px;align-items:start}
  .hero-stats{grid-template-columns:repeat(3,1fr);display:grid}
  .stat{flex-direction:column;align-items:flex-start;gap:6px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .lead-body{padding:32px}
}
@media (max-width:768px){
  .section{padding:64px 0}
  .page-hero{padding:52px 0 48px}
  .compact-item{grid-template-columns:44px 1fr;gap:16px;align-items:flex-start}
  .compact-side{grid-column:2;justify-content:flex-start;gap:10px}
  .compact-num{font-size:22px}
  .card-grid{grid-template-columns:1fr}
  .lead-card{min-height:340px}
  .lead-body{padding:26px 22px}
}
@media (max-width:520px){
  .container{padding-left:16px;padding-right:16px}
  .logo-text{font-size:15px}
  .hero-stats{grid-template-columns:1fr}
  .stat{flex-direction:row;align-items:baseline;justify-content:space-between}
  .filter-inner{padding-top:12px;padding-bottom:12px}
  .filter-meta{width:100%}
  .btn{width:100%}
  .lead-actions .btn,.hero-cta .btn,.cta-actions .btn{width:100%}
  .lead-metrics{gap:18px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important}
  .reveal{opacity:1;transform:none}
}