/* roulang page: index */
:root{
  --brand:#C8F24D;
  --brand-deep:#9BD017;
  --brand-soft:#EEFBCB;
  --accent:#FF4D2D;
  --accent-deep:#E23A1B;
  --data:#FFB020;
  --ink-900:#0B120F;
  --ink-700:#1B2A24;
  --ink-500:#47584F;
  --bg:#F4F6F1;
  --bg-card:#FFFFFF;
  --bg-ink:#0B120F;
  --line:#E3E8DE;
  --line-ink:rgba(255,255,255,.14);
  --sh-1:0 1px 2px rgba(11,18,15,.05),0 8px 24px rgba(11,18,15,.06);
  --sh-2:0 12px 40px rgba(11,18,15,.12);
  --sh-brand:0 10px 28px rgba(155,208,23,.28);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-700);
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:3px solid var(--brand);
  outline-offset:2px;
  box-shadow:0 0 0 2px #fff;
  border-radius:var(--r-sm);
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:96px 0}
.section-sm{padding:64px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.sec-head h2{font-size:30px;font-weight:700;line-height:1.3;color:var(--ink-900);letter-spacing:-.01em}
.sec-head p{font-size:14px;color:var(--ink-500);margin-top:8px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand-deep);letter-spacing:.06em}
.eyebrow::before{content:"";width:18px;height:3px;border-radius:999px;background:var(--brand)}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{position:sticky;top:0;z-index:120;padding:14px 0 0}
.nav-pill{
  max-width:1160px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  height:64px;padding:0 12px 0 18px;
  background:rgba(255,255,255,.72);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-1);
  transition:height .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease);
}
.site-header.is-scrolled .nav-pill{height:56px;background:rgba(255,255,255,.92);box-shadow:var(--sh-2)}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:12px;
  background:linear-gradient(140deg,var(--brand),var(--accent));
  display:flex;align-items:center;justify-content:center;
  color:var(--ink-900);font-size:16px;
}
.brand-text{font-size:19px;font-weight:800;color:var(--ink-900);letter-spacing:-.01em;white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:4px}
.nav-menu a{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;
  font-size:15px;font-weight:600;color:var(--ink-500);border-radius:var(--r-pill);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-menu a:hover{color:var(--ink-900);background:var(--brand-soft)}
.nav-menu a.is-active{color:var(--ink-900);font-weight:700}
.nav-menu a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:999px;background:var(--brand);
}
.nav-right{display:flex;align-items:center;gap:10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;border-radius:var(--r-pill);
  font-size:14px;font-weight:700;padding:14px 26px;min-height:44px;
  transition:transform .2s var(--ease),filter .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(226,58,27,.24)}
.btn-primary:hover{filter:brightness(1.06);box-shadow:var(--sh-brand);color:#fff}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--ink-900);border:1.5px solid var(--ink-900)}
.btn-ghost:hover{border-color:var(--brand-deep);background:var(--brand-soft);color:var(--ink-900)}
.btn-sm{padding:10px 20px;font-size:13px;min-height:40px}
.btn-block{width:100%}
.btn-text{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--ink-900);
  border:0;background:transparent;padding:8px 0;cursor:pointer;position:relative;
}
.btn-text i{transition:transform .2s var(--ease)}
.btn-text::after{content:"";position:absolute;left:0;bottom:2px;width:100%;height:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease)}
.btn-text:hover::after{transform:scaleX(1)}
.btn-text:hover i{transform:translateX(4px)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--ink-900);cursor:pointer;font-size:16px;
}
.mobile-panel{
  display:none;max-width:1160px;margin:10px auto 0;
  background:rgba(255,255,255,.96);backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-2);
  padding:10px;overflow:hidden;
}
.mobile-panel.is-open{display:block}
.mobile-panel a{display:flex;align-items:center;height:44px;padding:0 14px;border-radius:var(--r-sm);font-size:15px;font-weight:600;color:var(--ink-700)}
.mobile-panel a:hover,.mobile-panel a.is-active{background:var(--brand-soft);color:var(--ink-900)}
.mobile-panel .btn{margin:10px 6px 6px;width:calc(100% - 12px)}
.nav-scrim{display:none;position:fixed;inset:0;background:rgba(11,18,15,.28);z-index:110}
.nav-scrim.is-open{display:block}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--bg-ink);color:#fff;border-radius:0 0 32px 32px;overflow:hidden;padding:84px 0 96px}
.hero::before{
  content:"";position:absolute;right:-160px;top:-200px;width:680px;height:680px;
  background:radial-gradient(closest-side,rgba(200,242,77,.55),rgba(255,77,45,.26) 55%,transparent 74%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:var(--line-ink);
}
.hero-grid{position:relative;display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(200,242,77,.14);border:1px solid rgba(200,242,77,.36);
  color:var(--brand);font-size:13px;font-weight:700;
}
.hero h1{
  margin-top:20px;font-size:48px;font-weight:800;line-height:1.15;letter-spacing:-.02em;color:#fff;
}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero-sub{margin-top:18px;font-size:17px;color:rgba(255,255,255,.72);max-width:420px}
.hero-actions{margin-top:30px;display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.hero-actions .btn-ghost{border-color:rgba(255,255,255,.45);color:#fff}
.hero-actions .btn-ghost:hover{border-color:var(--brand);background:rgba(200,242,77,.14);color:#fff}
.badge-row{margin-top:32px;display:flex;flex-wrap:wrap;gap:10px}
.badge{
  display:inline-flex;align-items:center;gap:7px;height:28px;padding:0 13px;border-radius:var(--r-pill);
  font-size:13px;font-weight:700;white-space:nowrap;
}
.badge i{font-size:12px}
.badge-ink{background:rgba(255,255,255,.10);color:#fff;border:1px solid var(--line-ink)}
.badge-brand{background:rgba(200,242,77,.16);color:var(--brand)}
.badge-data{background:rgba(255,176,32,.16);color:var(--data)}
.badge-light{background:var(--brand-soft);color:var(--ink-700)}

.hero-stage{position:relative;display:flex;justify-content:center;align-items:center;min-height:520px}
.vcard{
  position:relative;border-radius:20px;overflow:hidden;background:#111;
  box-shadow:var(--sh-2);
}
.vcard-9x16{aspect-ratio:9/16;width:100%}
.vcard img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.vcard::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,18,15,0) 45%,rgba(11,18,15,.72) 100%)}
.vcard-main{width:280px;transform:rotate(-2deg);z-index:2}
.vcard-mini{position:absolute;width:170px;z-index:1}
.vcard-mini.one{left:0;top:60px;transform:rotate(2deg)}
.vcard-mini.two{right:0;bottom:40px;transform:rotate(2deg)}
.vcard-cap{position:absolute;left:14px;right:14px;bottom:14px;z-index:3;color:#fff}
.vcard-cap strong{display:block;font-size:15px;font-weight:700;line-height:1.4}
.vcard-cap span{display:block;font-size:12px;color:rgba(255,255,255,.7);margin-top:4px}
.vcard-play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.85);
  width:56px;height:56px;border-radius:50%;background:var(--brand);color:var(--ink-900);
  display:flex;align-items:center;justify-content:center;font-size:18px;z-index:3;
  opacity:0;transition:opacity .25s var(--ease),transform .25s var(--ease);
}
.vcard:hover .vcard-play{opacity:1;transform:translate(-50%,-50%) scale(1)}
.vcard:hover img{transform:scale(1.04)}
.tag-float{
  position:absolute;left:14px;top:14px;z-index:3;
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);
  background:rgba(11,18,15,.6);color:#fff;font-size:11px;font-weight:700;letter-spacing:.04em;
}

/* ---------- 横向卡带 ---------- */
.strip{display:flex;gap:20px;overflow-x:auto;padding:6px 4px 22px;scroll-snap-type:x mandatory;scrollbar-width:thin}
.strip::-webkit-scrollbar{height:6px}
.strip::-webkit-scrollbar-track{background:var(--line);border-radius:999px}
.strip::-webkit-scrollbar-thumb{background:var(--brand-deep);border-radius:999px}
.strip .vcard{flex:0 0 22%;scroll-snap-align:start;cursor:pointer}
.strip .vcard img{height:100%}
.strip-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.pill{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--ink-500);
  transition:all .2s var(--ease);
}
.pill:hover{border-color:var(--brand-deep);color:var(--ink-900);background:var(--brand-soft)}
.pill.is-active{background:var(--brand);border-color:var(--brand);color:var(--ink-900);font-weight:700}

/* ---------- 种草清单 ---------- */
.pick-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 56px}
.pick-col:last-child{margin-top:40px}
.pick-item{
  display:flex;gap:22px;align-items:flex-start;padding:26px 4px;
  border-bottom:1px solid var(--line);transition:padding .25s var(--ease),background .25s var(--ease);
}
.pick-item:hover{padding-left:12px;background:linear-gradient(90deg,rgba(238,251,203,.6),transparent)}
.pick-num{font-size:40px;font-weight:800;line-height:1;color:var(--brand-deep);letter-spacing:-.04em;min-width:62px}
.pick-body h3{font-size:20px;font-weight:700;color:var(--ink-900)}
.pick-body p{font-size:14px;color:var(--ink-500);margin-top:6px}
.pick-item i{margin-left:auto;color:var(--brand-deep);font-size:14px;padding-top:8px}

/* ---------- 数据信任条 ---------- */
.data-block{
  background:var(--bg-ink);color:#fff;border-radius:var(--r-lg);padding:48px 44px;
  position:relative;overflow:hidden;
}
.data-block::before{
  content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;
  background:radial-gradient(closest-side,rgba(200,242,77,.30),transparent 70%);
}
.data-grid{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.data-cell strong{display:block;font-size:40px;font-weight:800;line-height:1.1;color:var(--brand);letter-spacing:-.02em}
.data-cell span{display:block;margin-top:10px;font-size:14px;color:rgba(255,255,255,.66)}
.data-cell{border-left:1px solid var(--line-ink);padding-left:22px}
.data-cell:first-child{border-left:0;padding-left:0}

/* ---------- 最新信息 ---------- */
.latest-grid{display:grid;grid-template-columns:6fr 6fr;gap:24px;align-items:start}
.card-h{
  display:grid;grid-template-columns:200px 1fr;gap:20px;background:var(--bg-card);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;padding:16px;
  box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.card-h:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.card-h-cover{aspect-ratio:16/10;border-radius:var(--r-md);overflow:hidden;background:#e8ece2}
.card-h-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.card-h:hover .card-h-cover img{transform:scale(1.04)}
.card-h-body{min-width:0;display:flex;flex-direction:column;gap:8px}
.card-h-body h3{font-size:17px;font-weight:700;color:var(--ink-900);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-h-body p{font-size:13.5px;color:var(--ink-500);line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{margin-top:auto;display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--ink-500)}
.card-meta i{color:var(--brand-deep);margin-right:4px}
.cat-chip{display:inline-flex;align-items:center;height:24px;padding:0 11px;border-radius:var(--r-pill);background:var(--brand-soft);color:var(--ink-700);font-size:12px;font-weight:700}
.latest-grid .card-h-lg{grid-template-columns:1fr;padding:16px}
.latest-grid .card-h-lg .card-h-cover{aspect-ratio:16/9}
.latest-grid .card-h-lg h3{font-size:22px;-webkit-line-clamp:2}
.latest-side{display:flex;flex-direction:column;gap:16px}
.latest-side .card-h{padding:12px;grid-template-columns:130px 1fr;border-radius:var(--r-md)}
.latest-side .card-h-body h3{font-size:15px}
.latest-side .card-h-body p{display:none}
.empty-state{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:64px 24px;background:var(--bg-card);border:1px dashed var(--line);border-radius:var(--r-lg);text-align:center;
}
.empty-state .ico{
  width:64px;height:64px;border-radius:50%;background:var(--brand-soft);color:var(--brand-deep);
  display:flex;align-items:center;justify-content:center;font-size:22px;
}
.empty-state p{font-size:14px;color:var(--ink-500)}

/* ---------- 口碑条 ---------- */
.review-strip{display:flex;gap:20px;overflow-x:auto;padding:6px 4px 20px;scroll-snap-type:x mandatory}
.review-strip::-webkit-scrollbar{height:6px}
.review-strip::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}
.review-card{
  flex:0 0 280px;scroll-snap-align:start;background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-1);
}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(140deg,var(--brand),var(--accent));display:flex;align-items:center;justify-content:center;color:var(--ink-900);font-weight:800;font-size:15px}
.review-top strong{font-size:14px;color:var(--ink-900);display:block}
.stars{color:var(--data);font-size:12px;letter-spacing:2px;margin-top:2px}
.review-card p{margin-top:14px;font-size:14px;color:var(--ink-700);line-height:1.7}
.review-time{margin-top:10px;font-size:12px;color:var(--ink-500)}

/* ---------- FAQ ---------- */
.faq-wrap{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);padding:10px 28px;box-shadow:var(--sh-1)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;padding:24px 0;background:transparent;
  border:0;cursor:pointer;text-align:left;font-size:17px;font-weight:700;color:var(--ink-900);
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--brand-deep)}
.faq-num{font-size:13px;font-weight:800;color:var(--brand-deep);letter-spacing:.06em;min-width:26px}
.faq-icon{
  margin-left:auto;width:32px;height:32px;flex:0 0 32px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--ink-900);font-size:13px;
  transition:transform .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--brand);border-color:var(--brand)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a p{padding:0 42px 24px 42px;font-size:15.5px;line-height:1.8;color:var(--ink-500)}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--bg-ink);color:#fff;border-radius:var(--r-lg);padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;left:-100px;top:-140px;width:380px;height:380px;
  background:radial-gradient(closest-side,rgba(255,77,45,.30),transparent 70%);
}
.cta-band h2{position:relative;font-size:28px;font-weight:800;line-height:1.3;color:#fff}
.cta-band p{position:relative;margin-top:10px;font-size:15px;color:rgba(255,255,255,.68)}
.cta-band .btn{position:relative;flex:0 0 auto}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-ink);color:#fff;margin-top:96px;padding:72px 0 0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.foot-brand .brand-text{color:#fff;font-size:19px}
.foot-brand .brand-mark{background:linear-gradient(140deg,var(--brand),var(--accent))}
.foot-about{font-size:14px;color:rgba(255,255,255,.62);max-width:320px;line-height:1.8}
.foot-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px}
.foot-col a{display:block;font-size:14px;color:rgba(255,255,255,.62);padding:6px 0;transition:color .2s var(--ease)}
.foot-col a:hover{color:var(--brand)}
.foot-col p{font-size:14px;color:rgba(255,255,255,.62);padding:5px 0}
.foot-bar{
  border-top:1px solid var(--line-ink);padding:22px 0;display:flex;flex-wrap:wrap;
  align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:rgba(255,255,255,.6);
}
.foot-bar span{font-size:13px}

/* ---------- 移动吸底 ---------- */
.sticky-buy{display:none}

@media (max-width:1199px){
  .strip .vcard{flex:0 0 27%}
}
@media (max-width:991px){
  .nav-menu{display:none}
  .nav-right .btn-primary{display:none}
  .nav-toggle{display:flex;align-items:center;justify-content:center}
  .nav-pill{height:58px;padding:0 10px 0 14px}
  .hero{padding:64px 0 72px;border-radius:0 0 24px 24px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:36px}
  .hero-stage{min-height:auto}
  .vcard-main{width:240px}
  .vcard-mini{display:none}
  .section{padding:72px 0}
  .pick-grid{grid-template-columns:1fr;gap:0}
  .pick-col:last-child{margin-top:0}
  .latest-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .foot-about{max-width:none}
  .strip .vcard{flex:0 0 38%}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .section{padding:56px 0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:26px}
  .sec-head h2{font-size:24px}
  .hero h1{font-size:29px}
  .hero-sub{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .data-block{padding:34px 24px}
  .data-grid{display:flex;overflow-x:auto;gap:20px;padding-bottom:6px}
  .data-cell{flex:0 0 62%;border-left:0;padding-left:0;border-left:1px solid var(--line-ink)}
  .data-cell:first-child{border-left:0}
  .data-cell strong{font-size:32px}
  .strip .vcard{flex:0 0 62%}
  .card-h{grid-template-columns:1fr;gap:14px}
  .card-h-cover{aspect-ratio:16/9}
  .latest-side .card-h{grid-template-columns:110px 1fr}
  .faq-wrap{padding:4px 20px}
  .faq-q{font-size:15.5px;padding:20px 0;gap:12px}
  .faq-a p{padding:0 30px 20px 30px;font-size:15px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 24px;gap:20px}
  .cta-band h2{font-size:23px}
  .cta-band .btn{width:100%}
  .foot-grid{grid-template-columns:1fr 1fr;gap:26px;padding-bottom:32px}
  .foot-bar{flex-direction:column;align-items:flex-start}
  .site-footer{padding-top:52px;margin-top:64px}
  .sticky-buy{
    display:flex;position:fixed;left:12px;right:12px;bottom:12px;z-index:100;
    background:rgba(11,18,15,.94);backdrop-filter:blur(10px);border-radius:var(--r-pill);
    padding:8px 8px 8px 18px;align-items:center;gap:12px;box-shadow:var(--sh-2);color:#fff;
    transition:transform .3s var(--ease),opacity .3s var(--ease);
  }
  .sticky-buy span{font-size:13px;font-weight:700}
  .sticky-buy .btn{flex:1;padding:12px 18px}
  .sticky-buy.is-hidden{transform:translateY(140%);opacity:0}
}
@media (max-width:519px){
  .container{padding:0 16px}
  .hero h1{font-size:27px}
  .strip .vcard{flex:0 0 66%}
  .review-card{flex:0 0 82%}
  .data-cell{flex:0 0 80%}
  .foot-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
}

/* roulang page: article */
:root{
  --brand:#C8F24D;
  --brand-deep:#9BD017;
  --brand-soft:#EEFBCB;
  --accent:#FF4D2D;
  --accent-deep:#E23A1B;
  --data:#FFB020;
  --ink-900:#0B120F;
  --ink-700:#1B2A24;
  --ink-500:#47584F;
  --bg:#F4F6F1;
  --bg-card:#FFFFFF;
  --line:#E3E8DE;
  --line-ink:rgba(255,255,255,.14);
  --sh-1:0 1px 2px rgba(11,18,15,.05), 0 8px 24px rgba(11,18,15,.06);
  --sh-2:0 12px 40px rgba(11,18,15,.12);
  --sh-brand:0 10px 28px rgba(155,208,23,.28);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --gap:24px;
  --sp-1:8px;
  --sp-2:16px;
  --sp-3:24px;
  --sp-4:32px;
  --sp-5:56px;
  --sp-6:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-700);
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--ink-900);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent-deep)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:-0.01em}
p{margin:0 0 16px}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 2px #fff}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.num{font-variant-numeric:tabular-nums}
.foundation-reset a{color:inherit}
.button,.button:hover,.button:focus{background:none;margin:0;padding:0}
.accordion,.accordion-item,.accordion-title,.accordion-content{background:none;border:0;margin:0;padding:0}
.accordion-title{font-size:inherit;color:inherit}
.accordion-title::before{display:none}

/* ============ 头部悬浮胶囊导航 ============ */
.site-head{position:sticky;top:12px;z-index:60;padding:0 16px}
.nav-pill{
  max-width:1160px;margin:0 auto;height:64px;
  display:flex;align-items:center;gap:16px;
  padding:0 14px 0 18px;
  border-radius:999px;
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:height .22s cubic-bezier(.2,.7,.3,1),background .22s ease,box-shadow .22s ease;
}
.nav-pill.is-scrolled{height:56px;background:rgba(255,255,255,.92);box-shadow:var(--sh-2)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:var(--ink-900);font-size:15px;box-shadow:var(--sh-brand);
}
.brand-text{font-size:19px;font-weight:800;color:var(--ink-900);letter-spacing:-0.02em;white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-menu a{
  position:relative;display:inline-block;padding:8px 12px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--ink-700);white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-menu a:hover{background:var(--brand-soft);color:var(--ink-900)}
.nav-menu a.is-active{color:var(--ink-900);font-weight:700}
.nav-menu a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:999px;
  background:linear-gradient(90deg,var(--brand),var(--brand-deep));
}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;
  border:1px solid var(--line);background:#fff;color:var(--ink-900);
  font-size:16px;cursor:pointer;transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:var(--brand-soft);border-color:var(--brand-deep)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1.5px solid transparent;
  font-size:15px;font-weight:700;padding:14px 26px;cursor:pointer;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,background .22s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(255,77,45,.24)}
.btn-primary:hover{background:var(--accent-deep);color:#fff;box-shadow:0 12px 30px rgba(255,77,45,.32);transform:translateY(-2px)}
.btn-ghost{background:transparent;border-color:var(--ink-900);color:var(--ink-900)}
.btn-ghost:hover{background:var(--brand-soft);border-color:var(--brand-deep);color:var(--ink-900);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--ink-900)}
.btn-light:hover{background:var(--brand);color:var(--ink-900);transform:translateY(-2px)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn:active{transform:translateY(1px)}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--ink-900)}
.link-more i{transition:transform .2s ease}
.link-more:hover i{transform:translateX(5px)}

/* ============ 徽章 / 标签 ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.01em;
  background:var(--brand-soft);color:#4B6410;border:1px solid rgba(155,208,23,.4);
}
.badge{
  display:inline-flex;align-items:center;gap:5px;height:28px;padding:0 11px;
  border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(11,18,15,.06);color:var(--ink-900);
}
.badge i{font-size:11px;color:var(--ink-500)}
.badge-data{background:rgba(255,176,32,.16);color:#7A4E00}
.badge-data i{color:#C07A00}
.badge-brand{background:rgba(200,242,77,.45);color:#3D5209}
.badge-brand i{color:#5A740D}

/* ============ 面包屑 ============ */
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--ink-500);margin:26px 0 18px;
}
.crumb a{color:var(--ink-500)}
.crumb a:hover{color:var(--accent-deep)}
.crumb .sep{color:#B9C2B4}
.crumb .now{color:var(--ink-500);max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ 文章头 ============ */
.article-shell{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:44px 48px 40px;
}
.article-head{max-width:820px;margin:0 auto}
.article-head h1{
  font-size:38px;font-weight:800;line-height:1.22;letter-spacing:-0.02em;
  margin:16px 0 18px;
}
.meta-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:13px;color:var(--ink-500);padding-bottom:26px;border-bottom:1px solid var(--line);
}
.meta-bar .dot{width:4px;height:4px;border-radius:50%;background:#C6CEC2}
.meta-bar i{color:var(--brand-deep);margin-right:5px}

/* ============ 正文 ============ */
.article-body{
  max-width:760px;margin:34px auto 0;
  font-size:16px;line-height:1.85;color:var(--ink-700);
}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 18px}
.article-body h2{
  position:relative;font-size:26px;font-weight:700;line-height:1.35;
  margin:40px 0 16px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:4px;bottom:4px;width:4px;border-radius:999px;
  background:linear-gradient(180deg,var(--brand),var(--brand-deep));
}
.article-body h3{font-size:20px;font-weight:700;line-height:1.45;margin:28px 0 12px}
.article-body h4{font-size:17px;font-weight:700;margin:22px 0 10px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:8px;line-height:1.9}
.article-body li::marker{color:var(--brand-deep);font-weight:700}
.article-body blockquote{
  margin:24px 0;padding:20px 24px;border-left:3px solid var(--brand-deep);
  background:rgba(200,242,77,.16);border-radius:0 14px 14px 0;color:var(--ink-900);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body a{
  color:var(--ink-900);text-decoration:underline;
  text-decoration-color:var(--brand-deep);text-underline-offset:4px;text-decoration-thickness:2px;
}
.article-body a:hover{color:var(--accent-deep);text-decoration-color:var(--accent)}
.article-body img{border-radius:var(--r-md);margin:28px auto;box-shadow:var(--sh-1)}
.article-body figure{margin:28px 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--ink-500);margin-top:10px}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left}
.article-body th{background:var(--brand-soft);color:var(--ink-900);font-weight:700}
.article-body strong{color:var(--ink-900)}

/* 通栏配图 */
.article-figure{
  max-width:900px;margin:38px auto 0;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh-1);background:#fff;
}
.article-figure img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-figure figcaption{font-size:13px;color:var(--ink-500);padding:12px 16px;background:#fff}

/* 空态 */
.empty-state{
  max-width:760px;margin:20px auto 0;text-align:center;
  padding:56px 24px;border:1px dashed var(--line);border-radius:var(--r-lg);background:#FBFCF9;
}
.empty-state .empty-icon{
  width:58px;height:58px;border-radius:18px;margin:0 auto 18px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-soft);color:#5A740D;font-size:22px;
}
.empty-state h2{font-size:21px;font-weight:700;margin-bottom:10px}
.empty-state p{color:var(--ink-500);margin-bottom:22px}

/* ============ 结尾转化卡 ============ */
.cta-card{
  max-width:900px;margin:44px auto 0;
  background:var(--bg-ink,#0B120F);background:var(--ink-900);color:#fff;
  border-radius:var(--r-lg);padding:34px 36px;
  display:flex;align-items:center;justify-content:space-between;gap:26px;
  position:relative;overflow:hidden;
}
.cta-card::after{
  content:"";position:absolute;right:-70px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,242,77,.34),transparent 68%);
}
.cta-card h2{color:#fff;font-size:26px;font-weight:800;line-height:1.35;margin-bottom:8px;position:relative;z-index:1}
.cta-card p{color:rgba(255,255,255,.68);font-size:15px;margin:0;position:relative;z-index:1}
.cta-actions{display:flex;gap:12px;flex:0 0 auto;position:relative;z-index:1}
.cta-card .btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.cta-card .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:var(--brand);color:#fff}

/* ============ 相关推荐 ============ */
.related{margin-top:64px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}
.sec-head h2{font-size:28px;font-weight:800}
.sec-head p{font-size:14px;color:var(--ink-500);margin:6px 0 0}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.h-card{
  display:flex;flex-direction:column;background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease;
}
.h-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.h-card .thumb{overflow:hidden;aspect-ratio:16/10;background:#E9EEE4}
.h-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease}
.h-card:hover .thumb img{transform:scale(1.04)}
.h-card .h-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px}
.h-card h3{font-size:18px;font-weight:700;line-height:1.45}
.h-card .h-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-500);margin-top:auto}

/* ============ 返回入口 ============ */
.back-row{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:center;
  gap:22px;margin:56px 0 20px;
}
.back-row .link-more{font-size:15px}
.page-nav{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.page-nav a{
  display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:999px;
  border:1px solid var(--line);background:#fff;font-size:14px;font-weight:600;color:var(--ink-700);
  transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.page-nav a:hover{border-color:var(--brand-deep);background:var(--brand-soft);color:var(--ink-900);transform:translateY(-2px)}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:#fff;margin-top:80px;padding:64px 0 0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand .brand-text{color:#fff;font-size:19px}
.foot-about{color:rgba(255,255,255,.62);font-size:14px;line-height:1.8;max-width:330px;margin:0}
.foot-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.foot-col a{display:block;color:rgba(255,255,255,.66);font-size:14px;padding:6px 0}
.foot-col a:hover{color:var(--brand)}
.foot-col p{color:rgba(255,255,255,.6);font-size:14px;padding:5px 0;margin:0}
.foot-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid var(--line-ink);padding:20px 0 26px;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ============ 响应式 ============ */
@media screen and (max-width:1024px){
  .nav-menu a{padding:8px 9px;font-size:14px}
  .article-shell{padding:36px 30px 34px}
  .foot-grid{grid-template-columns:1.2fr 1fr 1fr;gap:28px}
}
@media screen and (max-width:991px){
  .site-head{top:10px;padding:0 12px}
  .nav-pill{height:60px;padding:0 12px 0 14px}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav-menu{
    position:absolute;left:12px;right:12px;top:70px;
    display:none;flex-direction:column;align-items:stretch;gap:2px;margin:0;
    background:#fff;border:1px solid var(--line);border-radius:20px;padding:10px;box-shadow:var(--sh-2);
  }
  .nav-menu.is-open{display:flex}
  .nav-menu a{padding:0 14px;height:44px;display:flex;align-items:center;font-size:15px;border-radius:14px}
  .nav-menu a.is-active{background:var(--brand-soft)}
  .nav-menu a.is-active::after{display:none}
  .nav-pill .nav-right{margin-left:auto}
  .related-grid{grid-template-columns:1fr 1fr}
  .cta-card{flex-direction:column;align-items:flex-start;padding:30px 26px}
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
}
@media screen and (max-width:768px){
  .article-shell{padding:28px 20px 26px;border-radius:20px}
  .article-head h1{font-size:28px}
  .crumb{margin:20px 0 14px}
  .crumb .now{max-width:100%;white-space:normal}
  .related-grid{grid-template-columns:1fr;gap:16px}
  .sec-head h2{font-size:23px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:24px}
  .foot-about{max-width:none}
  .cta-card h2{font-size:22px}
}
@media screen and (max-width:520px){
  .container{padding:0 16px}
  .brand-text{font-size:17px}
  .nav-pill .btn-sm{display:none}
  .article-head h1{font-size:25px}
  .article-body h2{font-size:22px}
  .article-body{font-size:16px;line-height:1.8}
  .foot-grid{grid-template-columns:1fr;gap:22px}
  .foot-bar{flex-direction:column;align-items:flex-start}
  .related{margin-top:48px}
  .site-footer{margin-top:56px;padding-top:48px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  .h-card:hover,.btn:hover{transform:none !important}
}

/* roulang page: category1 */
:root{
  --brand:#C8F24D;
  --brand-deep:#9BD017;
  --brand-soft:#EEFBCB;
  --accent:#FF4D2D;
  --accent-deep:#E23A1B;
  --data:#FFB020;
  --ink-900:#0B120F;
  --ink-700:#1B2A24;
  --ink-500:#47584F;
  --bg:#F4F6F1;
  --bg-card:#FFFFFF;
  --bg-ink:#0B120F;
  --line:#E3E8DE;
  --line-ink:rgba(255,255,255,.14);
  --sh-1:0 1px 2px rgba(11,18,15,.05), 0 8px 24px rgba(11,18,15,.06);
  --sh-2:0 12px 40px rgba(11,18,15,.12);
  --sh-brand:0 10px 28px rgba(155,208,23,.28);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-700);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--ink-900);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
a:hover{color:var(--ink-900);}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
summary{list-style:none;cursor:pointer;}
summary::-webkit-details-marker{display:none;}
::selection{background:var(--brand);color:var(--ink-900);}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(226,58,27,.24);}
.btn-primary:hover{background:#ff5f42;color:#fff;box-shadow:0 12px 28px rgba(226,58,27,.32);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.5);}
.btn-ghost:hover{border-color:var(--brand);background:rgba(200,242,77,.14);color:#fff;}
.btn-outline{background:transparent;color:var(--ink-900);border:1.5px solid var(--ink-900);}
.btn-outline:hover{border-color:var(--brand-deep);background:var(--brand-soft);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.text-link{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--ink-900);
  border-bottom:2px solid var(--brand);
  padding-bottom:2px;
}
.text-link i{transition:transform .22s ease;}
.text-link:hover i{transform:translateX(4px);}

/* ---------- 徽章与标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:999px;font-size:13px;font-weight:700;line-height:1;
  font-variant-numeric:tabular-nums;white-space:nowrap;
}
.badge-ink{background:rgba(255,255,255,.12);color:#fff;}
.badge-brand{background:rgba(200,242,77,.2);color:var(--ink-900);}
.badge-amber{background:rgba(255,176,32,.16);color:#8a5b00;}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:700;background:var(--brand-soft);color:#4d6b00;
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  padding:16px 20px;
  transition:padding .24s ease;
}
.nav-pill{
  max-width:1160px;margin:0 auto;height:64px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:0 10px 0 16px;border-radius:999px;
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line);box-shadow:var(--sh-1);
  transition:height .24s ease,background-color .24s ease,box-shadow .24s ease;
}
.site-header.is-scrolled{padding:10px 20px;}
.site-header.is-scrolled .nav-pill{height:56px;background:rgba(255,255,255,.92);box-shadow:var(--sh-2);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);
  color:var(--ink-900);font-size:16px;box-shadow:var(--sh-brand);
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--ink-900);white-space:nowrap;}
.nav-menu{display:flex;align-items:center;gap:2px;flex:1 1 auto;justify-content:center;}
.nav-menu a{
  position:relative;padding:8px 12px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--ink-500);white-space:nowrap;
}
.nav-menu a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:999px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .22s cubic-bezier(.2,.7,.3,1);
}
.nav-menu a:hover{color:var(--ink-900);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{color:var(--ink-900);font-weight:700;}
.nav-menu a.is-active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:999px;
  background:var(--ink-900);color:#fff;font-size:16px;
}
.nav-mobile{
  display:none;max-width:1160px;margin:10px auto 0;
  background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:22px;
  box-shadow:var(--sh-2);padding:8px;overflow:hidden;
}
.nav-mobile.is-open{display:block;}
.nav-mobile a{
  display:flex;align-items:center;height:44px;padding:0 16px;border-radius:14px;
  font-size:15px;font-weight:600;color:var(--ink-700);
}
.nav-mobile a:hover,.nav-mobile a.is-active{background:var(--brand-soft);color:var(--ink-900);}

/* ---------- Hero ---------- */
.hero-wrap{padding:104px 0 0;}
.hero-card{
  position:relative;overflow:hidden;border-radius:28px;
  background:var(--bg-ink);
  padding:72px 56px 64px;
  min-height:380px;
  display:flex;flex-direction:column;justify-content:center;
}
.hero-card::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.18;
}
.hero-card::after{
  content:"";position:absolute;top:-140px;right:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(200,242,77,.55),rgba(255,77,45,.28) 55%,rgba(11,18,15,0) 72%);
  filter:blur(6px);
}
.hero-inner{position:relative;z-index:2;max-width:760px;}
.hero-crumb{font-size:13px;color:rgba(255,255,255,.6);margin-bottom:18px;}
.hero-crumb a{color:rgba(255,255,255,.72);}
.hero-crumb a:hover{color:var(--brand);}
.hero-crumb span{margin:0 8px;opacity:.5;}
.hero-card h1{
  font-size:46px;line-height:1.15;font-weight:800;letter-spacing:-.02em;color:#fff;
}
.hero-sub{margin-top:16px;font-size:17px;color:rgba(255,255,255,.76);max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:30px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}

/* ---------- 锚点胶囊条 ---------- */
.anchor-bar{margin-top:26px;}
.anchor-scroll{
  display:flex;gap:10px;overflow-x:auto;padding:4px 2px 10px;
  scrollbar-width:none;
}
.anchor-scroll::-webkit-scrollbar{display:none;}
.anchor-scroll a{
  flex:0 0 auto;display:inline-flex;align-items:center;height:40px;padding:0 18px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--ink-500);
}
.anchor-scroll a:hover{border-color:var(--brand-deep);color:var(--ink-900);}
.anchor-scroll a.is-current{background:var(--brand);border-color:var(--brand);color:var(--ink-900);font-weight:700;}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0 0;}
.section-last{padding-bottom:96px;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;}
.sec-head h2{font-size:30px;line-height:1.3;font-weight:700;color:var(--ink-900);letter-spacing:-.01em;}
.sec-head p{margin-top:10px;font-size:15px;color:var(--ink-500);max-width:640px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:#5c7a05;
  margin-bottom:12px;letter-spacing:.04em;
}
.eyebrow::before{content:"";width:14px;height:3px;border-radius:999px;background:var(--brand-deep);}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;margin-top:8px;}
.timeline::before{
  content:"";position:absolute;left:19px;top:14px;bottom:14px;width:2px;background:var(--line);
}
.tl-item{position:relative;padding-left:60px;margin-bottom:20px;}
.tl-item:last-child{margin-bottom:0;}
.tl-dot{
  position:absolute;left:13px;top:26px;width:12px;height:12px;border-radius:50%;
  background:var(--brand);box-shadow:0 0 0 5px var(--brand-soft);z-index:2;
}
.tl-card{
  display:flex;gap:24px;align-items:flex-start;
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 24px;box-shadow:var(--sh-1);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,border-color .22s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#d5ddcd;}
.tl-body{flex:1 1 auto;min-width:0;}
.tl-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px;}
.tl-index{
  font-size:20px;font-weight:800;color:var(--brand-deep);font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}
.tl-body h3{font-size:20px;font-weight:700;color:var(--ink-900);line-height:1.4;}
.tl-body p{margin-top:8px;font-size:15px;line-height:1.75;color:var(--ink-500);}
.tl-meta{display:flex;align-items:center;gap:10px;margin-top:14px;flex-wrap:wrap;}
.tl-thumb{
  flex:0 0 176px;width:176px;aspect-ratio:16/10;border-radius:14px;overflow:hidden;
  background:var(--bg);
}
.tl-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease;}
.tl-card:hover .tl-thumb img{transform:scale(1.04);}

/* ---------- 深色数据卡 ---------- */
.stat-card{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--bg-ink);padding:44px 48px;
}
.stat-card::after{
  content:"";position:absolute;left:-80px;bottom:-140px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,242,77,.28),rgba(11,18,15,0) 70%);
}
.stat-grid{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-item{border-left:1px solid var(--line-ink);padding-left:20px;}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-num{
  font-size:38px;font-weight:800;line-height:1.1;color:var(--brand);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-num small{font-size:16px;font-weight:700;margin-left:4px;}
.stat-label{margin-top:8px;font-size:14px;color:rgba(255,255,255,.66);}

/* ---------- 口碑条 ---------- */
.review-rail{
  display:flex;gap:20px;overflow-x:auto;padding:6px 2px 18px;
  scroll-snap-type:x mandatory;scrollbar-width:none;
}
.review-rail::-webkit-scrollbar{display:none;}
.review-card{
  flex:0 0 288px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px 22px;
  box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.review-head{display:flex;align-items:center;gap:12px;}
.avatar{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;flex:0 0 auto;
  background:var(--brand-soft);color:#4d6b00;font-weight:800;font-size:15px;
}
.review-name{font-size:15px;font-weight:700;color:var(--ink-900);}
.review-stars{font-size:12px;color:var(--data);letter-spacing:2px;margin-top:2px;}
.review-text{margin-top:14px;font-size:15px;color:var(--ink-700);line-height:1.7;}
.review-time{margin-top:12px;font-size:13px;color:var(--ink-500);}

/* ---------- 分类内链 ---------- */
.cross-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.cross-card{
  display:flex;gap:20px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px;
  box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;
}
.cross-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.cross-thumb{flex:0 0 108px;width:108px;aspect-ratio:1/1;border-radius:14px;overflow:hidden;background:var(--bg);}
.cross-thumb img{width:100%;height:100%;object-fit:cover;}
.cross-card h3{font-size:18px;font-weight:700;color:var(--ink-900);margin-top:8px;}
.cross-card p{margin-top:8px;font-size:14px;color:var(--ink-500);line-height:1.7;}

/* ---------- FAQ ---------- */
.faq-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:8px 28px;
}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-item summary{
  display:flex;align-items:center;gap:16px;padding:24px 0;font-size:17px;font-weight:700;color:var(--ink-900);
}
.faq-num{font-size:14px;font-weight:800;color:var(--brand-deep);font-variant-numeric:tabular-nums;flex:0 0 auto;}
.faq-q{flex:1 1 auto;}
.faq-plus{
  flex:0 0 auto;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;
  background:var(--brand-soft);color:var(--ink-900);font-size:14px;
  transition:transform .24s cubic-bezier(.2,.7,.3,1),background-color .24s ease;
}
.faq-item[open] .faq-plus{transform:rotate(45deg);background:var(--brand);}
.faq-a{padding:0 0 26px 34px;font-size:16px;line-height:1.8;color:var(--ink-500);}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--bg-ink);padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band::after{
  content:"";position:absolute;right:-100px;top:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,77,45,.4),rgba(11,18,15,0) 70%);
}
.cta-band h2{position:relative;z-index:2;font-size:28px;font-weight:800;color:#fff;line-height:1.3;}
.cta-band p{position:relative;z-index:2;margin-top:8px;font-size:15px;color:rgba(255,255,255,.68);}
.cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:96px;background:var(--bg-ink);color:#fff;padding:64px 0 0;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .brand-text{color:#fff;font-size:18px;font-weight:800;}
.foot-about{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:340px;}
.foot-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.foot-col a,.foot-col p{
  display:block;font-size:14px;color:rgba(255,255,255,.62);margin-bottom:10px;line-height:1.7;
}
.foot-col a:hover{color:var(--brand);}
.foot-bar{
  margin-top:48px;border-top:1px solid var(--line-ink);padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero-card h1{font-size:42px;}
}
@media (max-width:991px){
  .nav-menu{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-right .btn-primary{display:none;}
  .hero-wrap{padding-top:92px;}
  .hero-card{padding:52px 34px 46px;}
  .hero-card h1{font-size:36px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:26px 18px;}
  .stat-item:nth-child(3){border-left:0;padding-left:0;}
  .tl-thumb{flex-basis:150px;width:150px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767px){
  .section{padding:64px 0 0;}
  .section-last{padding-bottom:72px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .sec-head h2{font-size:24px;}
  .hero-card{padding:44px 22px 40px;border-radius:22px;}
  .hero-card h1{font-size:30px;}
  .hero-sub{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .tl-item{padding-left:44px;}
  .timeline::before{left:13px;}
  .tl-dot{left:7px;}
  .tl-card{flex-direction:column-reverse;gap:16px;}
  .tl-thumb{flex:0 0 auto;width:100%;aspect-ratio:16/9;}
  .stat-card{padding:32px 24px;}
  .stat-num{font-size:30px;}
  .cross-grid{grid-template-columns:1fr;}
  .faq-card{padding:4px 20px;}
  .faq-item summary{font-size:16px;gap:12px;}
  .faq-a{padding-left:0;}
  .cta-band{padding:32px 24px;}
  .cta-band h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .brand-text{font-size:16px;}
  .hero-card h1{font-size:28px;}
  .stat-grid{grid-template-columns:1fr;}
  .stat-item{border-left:0;padding-left:0;border-top:1px solid var(--line-ink);padding-top:16px;}
  .stat-item:first-child{border-top:0;padding-top:0;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bar{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .tl-card:hover,.review-card:hover,.cross-card:hover{transform:none;}
}

/* roulang page: category2 */
:root{
  --brand:#C8F24D;
  --brand-deep:#9BD017;
  --brand-soft:#EEFBCB;
  --accent:#FF4D2D;
  --accent-deep:#E23A1B;
  --data:#FFB020;
  --ink-900:#0B120F;
  --ink-700:#1B2A24;
  --ink-500:#47584F;
  --bg:#F4F6F1;
  --bg-card:#FFFFFF;
  --bg-ink:#0B120F;
  --line:#E3E8DE;
  --line-ink:rgba(255,255,255,.14);
  --sh-1:0 1px 2px rgba(11,18,15,.05),0 8px 24px rgba(11,18,15,.06);
  --sh-2:0 12px 40px rgba(11,18,15,.12);
  --sh-brand:0 10px 28px rgba(155,208,23,.28);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:104px;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-700);
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
button,input{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:-.01em;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:50px;
  padding:0 26px;
  border-radius:999px;
  border:1.5px solid transparent;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  transition:transform .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(226,58,27,.26);}
.btn-primary:hover{background:var(--accent-deep);box-shadow:0 14px 30px rgba(226,58,27,.32);transform:translateY(-2px);color:#fff;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;border-color:var(--ink-900);color:var(--ink-900);}
.btn-ghost:hover{background:var(--brand-soft);border-color:var(--brand-deep);color:var(--ink-900);transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--ink-900);}
.btn-light:hover{background:var(--brand);color:var(--ink-900);transform:translateY(-2px);}
.btn-sm{height:42px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}
.btn:focus-visible,a:focus-visible,button:focus-visible{
  outline:3px solid var(--brand);
  outline-offset:2px;
  box-shadow:0 0 0 2px #fff;
}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:28px;
  padding:0 12px;
  border-radius:999px;
  background:var(--brand-soft);
  color:var(--ink-700);
  font-size:13px;
  font-weight:600;
  letter-spacing:.02em;
}
.tag-dark{background:rgba(255,255,255,.1);color:#fff;border:1px solid var(--line-ink);}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:28px;
  padding:0 12px;
  border-radius:999px;
  font-size:13px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
}
.badge-ink{background:rgba(11,18,15,.06);color:var(--ink-700);}
.badge-brand{background:rgba(200,242,77,.24);color:#4d6a00;}
.badge-data{background:rgba(255,176,32,.16);color:#8a5a00;}

/* ---------- 导航 ---------- */
.nav-wrap{
  position:fixed;
  top:16px;
  left:0;
  right:0;
  z-index:80;
  padding:0 16px;
  pointer-events:none;
}
.nav-pill{
  position:relative;
  max-width:1160px;
  margin:0 auto;
  height:64px;
  padding:0 16px 0 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  border-radius:999px;
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  pointer-events:auto;
  transition:height .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease);
}
.nav-pill.is-scrolled{
  height:56px;
  background:rgba(255,255,255,.94);
  box-shadow:var(--sh-2);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:11px;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:var(--ink-900);
  font-size:15px;
  box-shadow:0 6px 14px rgba(155,208,23,.34);
}
.brand-text{
  font-size:19px;
  font-weight:800;
  color:var(--ink-900);
  letter-spacing:-.02em;
  white-space:nowrap;
}
.nav-menu{display:flex;align-items:center;gap:18px;}
.nav-menu a{
  position:relative;
  font-size:14.5px;
  font-weight:500;
  color:var(--ink-500);
  padding:6px 0;
  white-space:nowrap;
}
.nav-menu a:hover{color:var(--ink-900);}
.nav-menu a.is-active{color:var(--ink-900);font-weight:700;}
.nav-menu a.is-active::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:3px;
  border-radius:3px;
  background:var(--brand-deep);
}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:14px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink-900);
  font-size:16px;
  cursor:pointer;
  align-items:center;
  justify-content:center;
}

/* ---------- 内页首屏 ---------- */
.cat-hero{
  position:relative;
  overflow:hidden;
  background:var(--bg-ink);
  color:#fff;
  padding:160px 0 76px;
  min-height:400px;
}
.cat-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  opacity:.2;
}
.cat-hero::after{
  content:"";
  position:absolute;
  right:-160px;
  top:-180px;
  width:640px;
  height:640px;
  background:radial-gradient(circle at center,rgba(200,242,77,.34),rgba(200,242,77,0) 62%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:860px;}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:32px;
  padding:0 14px;
  border-radius:999px;
  background:rgba(200,242,77,.14);
  border:1px solid rgba(200,242,77,.3);
  color:var(--brand);
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
  margin-bottom:22px;
}
.cat-hero h1{
  color:#fff;
  font-size:clamp(28px,4.4vw,46px);
  font-weight:800;
  line-height:1.16;
  letter-spacing:-.02em;
  margin-bottom:18px;
}
.hero-sub{
  font-size:17px;
  line-height:1.7;
  color:rgba(255,255,255,.76);
  max-width:600px;
  margin-bottom:0;
}
.anchor-bar{
  display:flex;
  gap:10px;
  margin-top:30px;
  overflow-x:auto;
  padding-bottom:4px;
  scrollbar-width:none;
}
.anchor-bar::-webkit-scrollbar{display:none;}
.anchor-bar a{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.18);
  color:rgba(255,255,255,.86);
  font-size:14px;
  white-space:nowrap;
  transition:all .22s var(--ease);
}
.anchor-bar a:hover{border-color:var(--brand);color:var(--brand);}
.anchor-bar a.is-on{background:var(--brand);border-color:var(--brand);color:var(--ink-900);font-weight:700;}

/* ---------- 板块标题 ---------- */
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:38px;
}
.sec-head h2{
  font-size:clamp(24px,3vw,31px);
  font-weight:700;
  line-height:1.32;
}
.sec-head p{
  color:var(--ink-500);
  font-size:14px;
  margin:8px 0 0;
}
.sec-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14.5px;
  font-weight:700;
  color:var(--ink-900);
  border-bottom:1.5px solid var(--brand-deep);
  padding-bottom:2px;
  white-space:nowrap;
}
.sec-link i{transition:transform .22s var(--ease);}
.sec-link:hover{color:var(--accent);border-color:var(--accent);}
.sec-link:hover i{transform:translateX(4px);}

/* ---------- 左右交替图文 ---------- */
.alt-list{display:flex;flex-direction:column;}
.alt-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
  padding:44px 0;
}
.alt-row + .alt-row{border-top:1px solid var(--line);}
.alt-media{
  position:relative;
  border-radius:18px;
  overflow:hidden;
  box-shadow:var(--sh-1);
  aspect-ratio:4 / 3;
  background:#dfe5da;
}
.alt-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .5s var(--ease);
}
.alt-row:hover .alt-media img{transform:scale(1.04);}
.alt-row.flip .alt-media{order:2;}
.alt-body h2{font-size:clamp(22px,2.6vw,28px);line-height:1.34;margin:16px 0 14px;}
.alt-body p{font-size:15.5px;color:var(--ink-500);line-height:1.85;}
.alt-points{margin-top:22px;display:flex;flex-direction:column;gap:10px;}
.alt-points li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:15px;
  color:var(--ink-700);
}
.alt-points i{
  flex:0 0 auto;
  width:20px;height:20px;
  margin-top:5px;
  border-radius:50%;
  background:var(--brand-soft);
  color:#5d7d05;
  font-size:11px;
  display:grid;
  place-items:center;
}

/* ---------- 深色数据卡 ---------- */
.data-card{
  position:relative;
  overflow:hidden;
  background:var(--bg-ink);
  border-radius:24px;
  padding:44px;
  color:#fff;
  margin:24px 0;
  box-shadow:var(--sh-2);
}
.data-card::after{
  content:"";
  position:absolute;
  left:-120px;bottom:-160px;
  width:460px;height:460px;
  background:radial-gradient(circle at center,rgba(255,77,45,.22),rgba(255,77,45,0) 64%);
  pointer-events:none;
}
.data-card-head{
  position:relative;
  z-index:2;
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:34px;
}
.data-card-head h2{color:#fff;font-size:26px;}
.data-card-head span{font-size:13.5px;color:rgba(255,255,255,.6);}
.data-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.data-item{
  border-left:2px solid rgba(200,242,77,.45);
  padding-left:18px;
}
.data-item b{
  display:block;
  font-size:38px;
  font-weight:800;
  line-height:1.1;
  color:var(--brand);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}
.data-item span{
  display:block;
  margin-top:8px;
  font-size:14px;
  color:rgba(255,255,255,.66);
}

/* ---------- 推荐横向卡 ---------- */
.rec-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.rec-card{
  display:grid;
  grid-template-columns:112px 1fr;
  gap:16px;
  align-items:center;
  padding:16px;
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.rec-thumb{
  border-radius:14px;
  overflow:hidden;
  aspect-ratio:4 / 3;
  background:#dfe5da;
}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.rec-card:hover .rec-thumb img{transform:scale(1.06);}
.rec-body h3{font-size:16px;line-height:1.45;margin:10px 0 8px;}
.rec-body p{font-size:13.5px;color:var(--ink-500);line-height:1.6;margin:0;}

/* ---------- FAQ ---------- */
.faq-card{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:24px;
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  gap:16px;
  padding:22px 26px;
  background:none;
  border:0;
  text-align:left;
  cursor:pointer;
  font-size:17px;
  font-weight:700;
  color:var(--ink-900);
  line-height:1.5;
}
.faq-num{
  font-variant-numeric:tabular-nums;
  font-weight:800;
  color:var(--brand-deep);
  font-size:15px;
  flex:0 0 auto;
}
.faq-plus{
  margin-left:auto;
  flex:0 0 auto;
  width:30px;height:30px;
  border-radius:50%;
  border:1.5px solid var(--line);
  display:grid;
  place-items:center;
  color:var(--ink-500);
  font-size:12px;
  transition:transform .26s var(--ease),background .26s var(--ease),border-color .26s var(--ease),color .26s var(--ease);
}
.faq-item.is-open .faq-plus{
  transform:rotate(45deg);
  background:var(--brand);
  border-color:var(--brand);
  color:var(--ink-900);
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s var(--ease);
}
.faq-a p{
  padding:0 26px 24px 58px;
  margin:0;
  font-size:15.5px;
  color:var(--ink-500);
  line-height:1.8;
}

/* ---------- CTA 条 ---------- */
.cta-bar{
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  background:var(--bg-ink);
  border-radius:24px;
  padding:40px 44px;
  color:#fff;
  box-shadow:var(--sh-2);
}
.cta-bar::after{
  content:"";
  position:absolute;
  right:-90px;top:-120px;
  width:380px;height:380px;
  background:radial-gradient(circle at center,rgba(200,242,77,.28),rgba(200,242,77,0) 66%);
  pointer-events:none;
}
.cta-bar h2{
  position:relative;z-index:2;
  color:#fff;
  font-size:clamp(22px,2.8vw,29px);
  line-height:1.34;
  margin-bottom:10px;
}
.cta-bar p{
  position:relative;z-index:2;
  position:relative;
  color:rgba(255,255,255,.68);
  font-size:15px;
  margin:0;
}
.cta-actions{position:relative;z-index:2;display:flex;gap:12px;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-ink);
  color:#fff;
  padding:76px 0 30px;
  margin-top:88px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid var(--line-ink);
}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .brand-text{color:#fff;font-size:18px;}
.foot-about{
  font-size:14.5px;
  color:rgba(255,255,255,.62);
  line-height:1.8;
  max-width:340px;
  margin:0;
}
.foot-col h4{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:18px;
}
.foot-col a{
  display:block;
  font-size:14.5px;
  color:rgba(255,255,255,.66);
  padding:5px 0;
}
.foot-col a:hover{color:var(--brand);}
.foot-col p{
  font-size:14.5px;
  color:rgba(255,255,255,.62);
  margin:0 0 8px;
}
.foot-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding-top:24px;
  font-size:13px;
  color:rgba(255,255,255,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-menu{gap:12px;}
  .nav-menu a{font-size:13.5px;}
  .alt-row{gap:36px;}
  .data-grid{grid-template-columns:repeat(2,1fr);gap:28px 20px;}
  .rec-grid{grid-template-columns:1fr;}
}

@media (max-width:991px){
  .nav-menu{
    position:absolute;
    top:calc(100% + 12px);
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    padding:10px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:20px;
    box-shadow:var(--sh-2);
  }
  .nav-menu.is-open{display:flex;}
  .nav-menu a{
    height:44px;
    display:flex;
    align-items:center;
    padding:0 16px;
    border-radius:12px;
    font-size:15px;
    color:var(--ink-700);
  }
  .nav-menu a.is-active{background:var(--brand-soft);}
  .nav-menu a.is-active::after{display:none;}
  .nav-toggle{display:inline-flex;}
  .section{padding:64px 0;}
  .alt-row{grid-template-columns:1fr;gap:24px;padding:36px 0;}
  .alt-row.flip .alt-media{order:0;}
  .cat-hero{padding:132px 0 60px;min-height:0;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:32px 26px;}
  .cta-actions{width:100%;flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}

@media (max-width:767px){
  .brand-text{font-size:17px;}
  .brand-mark{width:30px;height:30px;border-radius:10px;}
  .nav-pill{height:58px;padding:0 12px 0 14px;}
  .nav-pill.is-scrolled{height:54px;}
  .nav-right .btn-sm{display:none;}
  .data-card{padding:30px 22px;}
  .data-card-head{flex-direction:column;align-items:flex-start;gap:8px;}
  .data-grid{grid-template-columns:repeat(2,1fr);gap:22px 16px;}
  .data-item b{font-size:30px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .rec-card{grid-template-columns:96px 1fr;}
  .faq-q{padding:18px 18px;font-size:15.5px;gap:12px;}
  .faq-a p{padding:0 18px 20px 46px;font-size:15px;}
  .site-footer{padding:56px 0 26px;margin-top:64px;}
}

@media (max-width:520px){
  .container{padding:0 16px;}
  .section{padding:52px 0;}
  .cat-hero{padding:118px 0 48px;}
  .hero-sub{font-size:15.5px;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .foot-bar{flex-direction:column;align-items:flex-start;gap:8px;}
  .rec-card{grid-template-columns:1fr;}
  .rec-thumb{aspect-ratio:16 / 9;}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
  .alt-row:hover .alt-media img{transform:none;}
  .rec-card:hover{transform:none;}
}

/* roulang page: category3 */
:root{
  --brand:#C8F24D;
  --brand-deep:#9BD017;
  --brand-soft:#EEFBCB;
  --accent:#FF4D2D;
  --accent-deep:#E23A1B;
  --data:#FFB020;
  --ink-900:#0B120F;
  --ink-700:#1B2A24;
  --ink-500:#47584F;
  --bg:#F4F6F1;
  --bg-card:#FFFFFF;
  --bg-ink:#0B120F;
  --line:#E3E8DE;
  --line-ink:rgba(255,255,255,.14);
  --sh-1:0 1px 2px rgba(11,18,15,.05),0 8px 24px rgba(11,18,15,.06);
  --sh-2:0 12px 40px rgba(11,18,15,.12);
  --sh-brand:0 10px 28px rgba(155,208,23,.28);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);color:var(--ink-700);
  font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease);}
a:hover{color:var(--ink-900);}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,textarea,select{font:inherit;}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 2px #fff;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.tnum{font-variant-numeric:tabular-nums;}

/* ============ 导航 ============ */
.site-header{position:fixed;top:14px;left:0;right:0;z-index:80;padding:0 16px;}
.nav-pill{
  max-width:1160px;margin:0 auto;height:64px;
  display:flex;align-items:center;gap:20px;
  padding:0 12px 0 18px;
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:999px;
  box-shadow:var(--sh-1);
  transition:height .28s var(--ease),background-color .28s var(--ease),box-shadow .28s var(--ease);
}
.site-header.is-scrolled .nav-pill{height:56px;background:rgba(255,255,255,.94);box-shadow:var(--sh-2);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:12px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:var(--ink-900);font-size:15px;box-shadow:var(--sh-brand);
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:-.01em;color:var(--ink-900);white-space:nowrap;}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-menu a{
  position:relative;display:block;padding:8px 12px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--ink-500);white-space:nowrap;
}
.nav-menu a:hover{color:var(--ink-900);background:rgba(200,242,77,.22);}
.nav-menu a.is-active{color:var(--ink-900);font-weight:700;}
.nav-menu a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-2px;height:3px;
  border-radius:3px;background:var(--brand);
}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:999px;
  align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--ink-900);font-size:17px;background:#fff;
}
.nav-toggle:hover{border-color:var(--brand-deep);background:var(--brand-soft);}
.nav-panel{
  display:none;max-width:1160px;margin:10px auto 0;
  background:rgba(255,255,255,.97);border:1px solid var(--line);border-radius:22px;
  box-shadow:var(--sh-2);padding:10px;overflow:hidden;
}
.nav-panel a{display:block;padding:12px 16px;border-radius:14px;font-size:16px;font-weight:500;color:var(--ink-700);}
.nav-panel a:hover{background:var(--brand-soft);color:var(--ink-900);}
.nav-panel a.is-active{font-weight:700;color:var(--ink-900);background:var(--brand-soft);}
.nav-panel .btn{margin-top:8px;width:100%;justify-content:center;}
body.nav-open .nav-panel{display:block;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:999px;
  font-size:15px;font-weight:700;line-height:1;
  border:1.5px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease);
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(226,58,27,.24);}
.btn-primary:hover{background:#ff613f;color:#fff;box-shadow:0 10px 26px rgba(226,58,27,.32);}
.btn-ghost{background:transparent;border-color:var(--ink-900);color:var(--ink-900);}
.btn-ghost:hover{border-color:var(--brand-deep);background:var(--brand-soft);color:var(--ink-900);}
.btn-light{background:#fff;color:var(--ink-900);}
.btn-light:hover{background:var(--brand-soft);color:var(--ink-900);}
.btn-sm{padding:10px 20px;font-size:14px;}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:700;color:var(--ink-900);
  border-bottom:2px solid var(--brand);padding-bottom:3px;
}
.text-link i{transition:transform .22s var(--ease);}
.text-link:hover{color:var(--accent);}
.text-link:hover i{transform:translateX(4px);}

/* ============ 通栏/板块 ============ */
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--ink{background:var(--bg-ink);color:#fff;padding:80px 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.sec-title{font-size:30px;font-weight:700;line-height:1.3;letter-spacing:-.01em;color:var(--ink-900);}
.sec-title--light{color:#fff;}
.sec-desc{margin-top:10px;font-size:15px;color:var(--ink-500);max-width:640px;}
.sec-desc--light{color:rgba(255,255,255,.66);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--ink-900);background:var(--brand-soft);
  padding:6px 14px;border-radius:999px;margin-bottom:14px;
}
.eyebrow i{color:var(--brand-deep);}

/* ============ Hero ============ */
.hero-cat{
  position:relative;overflow:hidden;
  background:var(--bg-ink);color:#fff;
  padding:148px 0 84px;
}
.hero-cat::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(115deg,rgba(11,18,15,.94) 0%,rgba(11,18,15,.78) 46%,rgba(11,18,15,.9) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  opacity:.6;
}
.hero-cat::after{
  content:"";position:absolute;top:-160px;right:-120px;width:620px;height:620px;
  background:radial-gradient(circle at 40% 40%,rgba(200,242,77,.42),rgba(255,77,45,.20) 48%,rgba(11,18,15,0) 72%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:860px;}
.hero-crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:18px;}
.hero-crumb a:hover{color:var(--brand);}
.hero-crumb span.sep{color:rgba(255,255,255,.34);}
.hero-title{
  font-size:clamp(30px,4.4vw,48px);font-weight:800;line-height:1.16;letter-spacing:-.02em;color:#fff;
}
.hero-title em{font-style:normal;color:var(--brand);}
.hero-sub{margin-top:18px;font-size:17px;line-height:1.7;color:rgba(255,255,255,.76);max-width:640px;}
.hero-actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-actions .btn-ghost{border-color:rgba(255,255,255,.5);color:#fff;}
.hero-actions .btn-ghost:hover{background:rgba(200,242,77,.16);border-color:var(--brand);color:#fff;}
.chip-bar{
  position:relative;z-index:2;
  margin-top:40px;display:flex;gap:10px;overflow-x:auto;
  padding-bottom:6px;scrollbar-width:none;
}
.chip-bar::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;white-space:nowrap;
  padding:9px 18px;border-radius:999px;font-size:14px;font-weight:600;
  background:rgba(255,255,255,.08);border:1px solid var(--line-ink);color:rgba(255,255,255,.86);
}
.chip:hover{background:rgba(200,242,77,.18);border-color:rgba(200,242,77,.5);color:#fff;}
.chip.is-current{background:var(--brand);border-color:var(--brand);color:var(--ink-900);font-weight:700;}
.chip-soft{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:700;
  background:var(--brand-soft);color:var(--ink-900);
}
.chip-accent{background:rgba(255,77,45,.12);color:var(--accent-deep);}

/* ============ 主区布局 ============ */
.layout-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:28px;align-items:start;}
.big-stack{display:grid;gap:24px;}
.big-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.big-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.big-card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink-900);}
.big-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.big-card:hover .big-card-media img{transform:scale(1.04);}
.big-card-media .chip-soft{position:absolute;top:14px;left:14px;}
.big-card-body{padding:24px 26px 26px;}
.big-card-body h3{font-size:22px;font-weight:700;line-height:1.4;color:var(--ink-900);}
.big-card-body p{margin-top:10px;font-size:15px;color:var(--ink-500);}
.badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:999px;
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
}
.badge-ink{background:var(--ink-900);color:#fff;}
.badge-lime{background:rgba(200,242,77,.28);color:#4a6a00;}
.badge-amber{background:rgba(255,176,32,.18);color:#8a5a00;}
.badge i{font-size:12px;}

/* ============ 侧栏 ============ */
.side-sticky{position:sticky;top:104px;display:grid;gap:18px;}
.side-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--sh-1);
}
.side-card h4{font-size:16px;font-weight:800;color:var(--ink-900);margin-bottom:14px;}
.side-nav{display:grid;gap:2px;}
.side-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:12px;font-size:14.5px;color:var(--ink-500);
}
.side-nav a:hover{background:var(--brand-soft);color:var(--ink-900);}
.side-nav a i{font-size:11px;color:var(--brand-deep);opacity:0;transition:opacity .2s var(--ease);}
.side-nav a:hover i{opacity:1;}
.side-cta{
  background:linear-gradient(150deg,#141f1a,var(--bg-ink));
  border-radius:var(--r-lg);padding:24px;color:#fff;
  box-shadow:var(--sh-2);
}
.side-cta p{font-size:16px;font-weight:700;line-height:1.5;}
.side-cta span{display:block;margin-top:8px;font-size:13px;color:rgba(255,255,255,.6);}
.side-cta .btn{margin-top:16px;width:100%;}
.side-reviews{display:grid;gap:12px;}
.mini-review{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px;box-shadow:var(--sh-1);
}
.mini-review .who{display:flex;align-items:center;gap:10px;}
.avatar{
  width:36px;height:36px;border-radius:50%;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:var(--ink-900);font-size:13px;font-weight:800;
}
.mini-review .name{font-size:14px;font-weight:700;color:var(--ink-900);}
.mini-review .stars{font-size:11px;color:var(--data);letter-spacing:1px;}
.mini-review p{margin-top:10px;font-size:14px;color:var(--ink-500);}
.mini-review time{display:block;margin-top:8px;font-size:12px;color:#8a998f;font-variant-numeric:tabular-nums;}

/* ============ 编号清单 ============ */
.num-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 44px;}
.num-col-push{padding-top:40px;}
.num-item{
  display:flex;align-items:flex-start;gap:18px;
  padding:22px 4px;border-bottom:1px solid var(--line);
  transition:background-color .22s var(--ease),padding-left .22s var(--ease);
}
.num-item:hover{background:rgba(200,242,77,.10);padding-left:12px;}
.num{
  flex:0 0 auto;font-size:34px;font-weight:800;line-height:1;
  color:var(--brand-deep);font-variant-numeric:tabular-nums;letter-spacing:-.03em;
}
.num-body{flex:1 1 auto;min-width:0;}
.num-body strong{display:block;font-size:18px;font-weight:700;color:var(--ink-900);}
.num-body em{display:block;margin-top:6px;font-style:normal;font-size:14px;color:var(--ink-500);}
.num-arrow{color:#b9c5ba;font-size:14px;margin-top:6px;transition:transform .22s var(--ease),color .22s var(--ease);}
.num-item:hover .num-arrow{transform:translateX(4px);color:var(--brand-deep);}

/* ============ 深色数据条 ============ */
.dark-stat{
  position:relative;overflow:hidden;
  background:linear-gradient(140deg,#121c17 0%,var(--bg-ink) 58%,#0f1a14 100%);
  border-radius:var(--r-lg);padding:44px 40px;color:#fff;
  box-shadow:var(--sh-2);
}
.dark-stat::after{
  content:"";position:absolute;right:-90px;bottom:-120px;width:380px;height:380px;
  background:radial-gradient(circle,rgba(200,242,77,.22),rgba(11,18,15,0) 70%);
}
.dark-stat .stat-top{position:relative;z-index:2;max-width:620px;}
.dark-stat h2{font-size:27px;font-weight:800;line-height:1.35;letter-spacing:-.01em;}
.dark-stat .stat-top p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.66);}
.stat-grid{
  position:relative;z-index:2;
  margin-top:32px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.stat-item{padding-top:18px;border-top:1px solid var(--line-ink);}
.stat-num{
  display:block;font-size:36px;font-weight:800;line-height:1;
  color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-num em{font-style:normal;font-size:18px;font-weight:700;margin-left:2px;}
.stat-label{display:block;margin-top:10px;font-size:13.5px;color:rgba(255,255,255,.66);}

/* ============ 竖屏速览卡带 ============ */
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 20px 20px;scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none;}
.v-card{
  flex:0 0 auto;width:210px;scroll-snap-align:start;
  transition:transform .24s var(--ease);
}
.v-card:hover{transform:translateY(-4px);}
.v-media{
  position:relative;aspect-ratio:9/16;border-radius:20px;overflow:hidden;
  background:var(--ink-900);box-shadow:var(--sh-1);
}
.v-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.v-card:hover .v-media img{transform:scale(1.05);}
.v-media .chip-soft{position:absolute;top:12px;left:12px;font-size:11px;padding:4px 10px;}
.v-time{
  position:absolute;right:10px;bottom:10px;
  display:inline-flex;align-items:center;gap:5px;
  padding:4px 10px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(11,18,15,.78);color:#fff;font-variant-numeric:tabular-nums;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.v-play{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  opacity:0;transition:opacity .24s var(--ease);
}
.v-play span{
  width:52px;height:52px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand);color:var(--ink-900);font-size:16px;
  box-shadow:var(--sh-brand);
}
.v-card:hover .v-play{opacity:1;}
.v-title{margin-top:12px;font-size:15px;font-weight:700;line-height:1.5;color:var(--ink-900);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.v-meta{margin-top:8px;display:flex;align-items:center;gap:8px;flex-wrap:wrap;}

/* ============ 评论条 ============ */
.review-rail{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 20px 20px;scrollbar-width:none;}
.review-rail::-webkit-scrollbar{display:none;}
.review-card{
  flex:0 0 auto;width:286px;scroll-snap-align:start;
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.review-head{display:flex;align-items:center;gap:12px;}
.review-head .avatar{width:40px;height:40px;font-size:14px;}
.review-name{font-size:15px;font-weight:700;color:var(--ink-900);}
.review-card p{margin-top:14px;font-size:14.5px;line-height:1.7;color:var(--ink-500);}
.review-card time{display:block;margin-top:12px;font-size:12.5px;color:#8a998f;font-variant-numeric:tabular-nums;}

/* ============ FAQ ============ */
.faq-wrap{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;
}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;
  padding:22px 26px;text-align:left;
  transition:background-color .22s var(--ease);
}
.faq-q:hover{background:rgba(200,242,77,.10);}
.faq-num{
  flex:0 0 auto;font-size:15px;font-weight:800;color:var(--brand-deep);
  font-variant-numeric:tabular-nums;min-width:26px;
}
.faq-text{flex:1 1 auto;font-size:16.5px;font-weight:700;color:var(--ink-900);line-height:1.5;}
.faq-plus{
  position:relative;flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  border:1.5px solid var(--line);background:#fff;
  transition:transform .3s var(--ease),background-color .24s var(--ease),border-color .24s var(--ease);
}
.faq-plus::before,.faq-plus::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--ink-900);
  border-radius:2px;transform:translate(-50%,-50%);
}
.faq-plus::before{width:12px;height:2px;}
.faq-plus::after{width:2px;height:12px;}
.faq-item.is-open .faq-plus{transform:rotate(45deg);background:var(--brand);border-color:var(--brand);}
.faq-a{
  display:grid;grid-template-rows:0fr;
  transition:grid-template-rows .34s var(--ease);
}
.faq-item.is-open .faq-a{grid-template-rows:1fr;}
.faq-a-inner{overflow:hidden;}
.faq-a p{padding:0 26px 24px 68px;font-size:15.5px;line-height:1.85;color:var(--ink-500);}

/* ============ CTA ============ */
.cta-bar{
  background:linear-gradient(120deg,#131e18 0%,var(--bg-ink) 100%);
  border-radius:var(--r-lg);padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  color:#fff;box-shadow:var(--sh-2);position:relative;overflow:hidden;
}
.cta-bar::after{
  content:"";position:absolute;left:-80px;top:-100px;width:320px;height:320px;
  background:radial-gradient(circle,rgba(200,242,77,.20),rgba(11,18,15,0) 70%);
}
.cta-bar .cta-text{position:relative;z-index:2;}
.cta-bar h2{font-size:27px;font-weight:800;line-height:1.35;letter-spacing:-.01em;}
.cta-bar p{margin-top:8px;font-size:15px;color:rgba(255,255,255,.68);}
.cta-bar .cta-actions{position:relative;z-index:2;display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-ink);color:#fff;padding:64px 0 26px;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .brand-text{color:#fff;font-size:18px;font-weight:800;}
.foot-about{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:330px;}
.foot-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:14px;letter-spacing:.02em;}
.foot-col a,.foot-col p{display:block;font-size:14px;color:rgba(255,255,255,.62);margin-bottom:10px;}
.foot-col a:hover{color:var(--brand);}
.foot-bar{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line-ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ============ 吸底 CTA ============ */
.sticky-cta{
  display:none;position:fixed;left:12px;right:12px;bottom:12px;z-index:90;
  height:64px;border-radius:999px;
  background:rgba(11,18,15,.94);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  box-shadow:var(--sh-2);padding:0 10px 0 20px;
  align-items:center;justify-content:space-between;gap:12px;
  transition:transform .3s var(--ease),opacity .3s var(--ease);
}
.sticky-cta.is-hidden{transform:translateY(140%);opacity:0;}
.sticky-cta .st-text{font-size:14px;font-weight:700;color:#fff;}
.sticky-cta .st-actions{display:flex;align-items:center;gap:8px;}
.sticky-cta .st-icon{
  width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line-ink);color:#fff;font-size:16px;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .rail{padding-left:20px;padding-right:20px;}
  .v-card{width:200px;}
}
@media (max-width:991px){
  .nav-menu{display:none;}
  .nav-toggle{display:flex;}
  .nav-right .btn{display:none;}
  .nav-pill{justify-content:space-between;}
  .layout-grid{grid-template-columns:1fr;}
  .side-col{order:-1;}
  .side-sticky{position:static;gap:14px;}
  .side-card{padding:14px;}
  .side-card h4{display:none;}
  .side-nav{grid-auto-flow:column;grid-auto-columns:max-content;overflow-x:auto;gap:8px;scrollbar-width:none;}
  .side-nav::-webkit-scrollbar{display:none;}
  .side-nav a{
    white-space:nowrap;border:1px solid var(--line);border-radius:999px;
    padding:9px 16px;font-size:14px;font-weight:600;color:var(--ink-900);
  }
  .side-nav a i{display:none;}
  .side-cta,.side-reviews{display:none;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .foot-about{max-width:none;}
  .sticky-cta{display:flex;}
  .section{padding:64px 0;}
  .section--ink{padding:64px 0;}
}
@media (max-width:767px){
  .hero-cat{padding:124px 0 64px;}
  .hero-sub{font-size:15.5px;}
  .num-grid{grid-template-columns:1fr;gap:0;}
  .num-col-push{padding-top:0;}
  .num{font-size:28px;}
  .dark-stat{padding:32px 24px;}
  .stat-grid{gap:16px;}
  .stat-num{font-size:30px;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:32px 24px;}
  .cta-bar .cta-actions{width:100%;}
  .cta-bar .cta-actions .btn{width:100%;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .sec-title{font-size:24px;}
  .big-card-body{padding:20px;}
  .big-card-body h3{font-size:19px;}
  .faq-q{padding:18px 18px;gap:12px;}
  .faq-text{font-size:15.5px;}
  .faq-a p{padding:0 18px 20px 46px;font-size:15px;}
  .faq-num{min-width:20px;font-size:14px;}
  .v-card{width:172px;}
  .review-card{width:260px;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .foot-bar{flex-direction:column;align-items:flex-start;font-size:12.5px;}
}
@media (max-width:519px){
  .container{padding:0 16px;}
  .brand-text{font-size:16px;}
  .hero-title{font-size:28px;}
  .hero-actions{width:100%;}
  .hero-actions .btn{width:100%;}
  .stat-grid{grid-template-columns:1fr 1fr;}
  .v-card{width:156px;}
  .layout-grid{gap:20px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}