/* roulang page: index */
:root{
  --bg-base:#0D1113;
  --bg-surface:#141A1C;
  --bg-elevated:#1B2325;
  --bg-hover:#222C2E;
  --brand:#14B8A6;
  --brand-deep:#0E8C7E;
  --brand-soft:rgba(20,184,166,.14);
  --accent:#FF7A45;
  --accent-soft:rgba(255,122,69,.16);
  --sand:#F3E3CE;
  --text:#EEF4F3;
  --text-2:#A3B2B1;
  --text-3:#6E7C7B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(20,184,166,.4);
  --r-card:16px;
  --r-poster:18px;
  --r-btn:10px;
  --sh-card:0 10px 30px rgba(0,0,0,.45);
  --sh-hover:0 16px 40px rgba(0,0,0,.55);
  --ease:cubic-bezier(.22,.68,.32,1);
  --side-w:236px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .24s var(--ease)}
a:hover{color:#4ad6c9}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;color:var(--text);letter-spacing:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
::selection{background:var(--brand-soft);color:#fff}

.container{width:100%;max-width:1280px;margin:0 auto;padding:0 40px}

/* ---------- 左侧竖向导航 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--side-w);
  background:var(--bg-surface);
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  padding:24px 16px 20px;
  z-index:60;
}
.side-brand{display:flex;flex-direction:column;gap:2px;padding:6px 4px 20px;border-bottom:1px solid var(--line)}
.brandmark{font-size:18px;font-weight:700;color:#fff;letter-spacing:.02em}
.brand-sub{font-size:13px;color:var(--text-3);letter-spacing:.04em}
.side-nav{display:flex;flex-direction:column;gap:4px;margin-top:20px}
.side-item{
  position:relative;display:flex;align-items:center;gap:12px;
  min-height:44px;padding:0 12px 0 20px;border-radius:10px;
  color:var(--text-2);font-size:15px;
  transition:background .24s var(--ease),color .24s var(--ease);
}
.side-item svg{width:18px;height:18px;flex:none;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.side-item:hover{background:var(--bg-hover);color:#fff}
.side-item.is-active{background:var(--brand-soft);color:#fff}
.side-item.is-active::before{content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:2px;background:var(--brand)}
.side-cta{
  margin-top:20px;width:100%;min-height:44px;border-radius:var(--r-btn);
  background:var(--accent);color:#17110D;font-weight:600;font-size:15px;
  display:flex;align-items:center;justify-content:center;
  transition:filter .24s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease);
}
.side-cta:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,122,69,.35)}
.side-cta:active{transform:translateY(0)}
.side-foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.side-foot a{font-size:13px;color:var(--text-3)}
.side-foot a:hover{color:var(--brand)}
.side-copy{font-size:12px;color:var(--text-3);line-height:1.6;padding-top:6px}

/* ---------- 内容外壳 ---------- */
.content-shell{margin-left:var(--side-w);min-height:100vh;display:flex;flex-direction:column}

.mobile-bar{display:none}
.topbar{
  position:sticky;top:0;z-index:50;
  height:64px;display:flex;align-items:center;gap:24px;
  padding:0 40px;background:rgba(13,17,19,.75);
  border-bottom:1px solid transparent;
  transition:border-color .24s var(--ease),background .24s var(--ease);
}
.topbar.is-scrolled{border-bottom-color:var(--line)}
.crumb{font-size:13px;color:var(--text-3);display:flex;align-items:center;gap:8px;white-space:nowrap}
.crumb b{color:var(--text-2);font-weight:500}
.topbar-search{margin-left:auto;position:relative;width:280px}
.topbar-search input{
  width:100%;height:40px;border-radius:var(--r-btn);
  background:var(--bg-base);border:1px solid var(--line);
  padding:0 14px 0 40px;font-size:14px;color:var(--text);
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.topbar-search input::placeholder{color:var(--text-3)}
.topbar-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}
.topbar-search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:16px;height:16px;stroke:var(--text-3);fill:none;stroke-width:1.7}
.topbar-entry{
  font-size:14px;color:var(--text-2);padding:0 14px;height:40px;display:flex;align-items:center;
  border-radius:var(--r-btn);border:1px solid var(--line);transition:all .24s var(--ease);
}
.topbar-entry:hover{border-color:var(--line-strong);background:var(--brand-soft);color:#fff}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:transform .24s var(--ease),filter .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease);
}
.btn-primary{background:var(--accent);color:#17110D}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,122,69,.35);color:#17110D}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.18);color:var(--text)}
.btn-ghost:hover{background:var(--brand-soft);border-color:var(--line-strong);color:#fff}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:640px;height:78vh;display:flex;align-items:flex-end;overflow:hidden;background:var(--bg-base)}
.hero-bg{
  position:absolute;inset:0;
  background-image:
    linear-gradient(90deg,rgba(13,17,19,.94) 0%,rgba(13,17,19,.86) 34%,rgba(13,17,19,.42) 72%,rgba(13,17,19,.6) 100%),
    url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  transform:scale(1.03);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,17,19,.5) 0%,rgba(13,17,19,0) 34%,rgba(13,17,19,.92) 100%);
}
.hero-inner{
  position:relative;z-index:2;width:100%;max-width:1280px;margin:0 auto;
  padding:0 40px 68px;
  display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:56px;align-items:end;
}
.hero-brandline{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:20px}
.hero-brandline .mark{font-size:15px;font-weight:600;color:#fff;letter-spacing:.04em}
.pill{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  background:var(--accent-soft);color:var(--accent);
  font-size:12px;font-weight:600;letter-spacing:.04em;
}
.hero h1{
  font-size:clamp(30px,3.4vw,46px);
  line-height:1.24;font-weight:700;max-width:14em;
}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.85;color:var(--text-2);max-width:34em}
.hero-actions{margin-top:32px;display:flex;gap:14px;flex-wrap:wrap}
.hero-note{margin-top:20px;font-size:13px;color:var(--text-3);display:flex;align-items:center;gap:8px}
.hero-note svg{width:15px;height:15px;stroke:var(--brand);fill:none;stroke-width:1.7}

.hero-login-card{
  background:rgba(27,35,37,.94);
  border:1px solid var(--line);
  border-radius:20px;
  padding:28px 26px;
  box-shadow:var(--sh-card);
  backdrop-filter:blur(4px);
}
.hero-login-card h2{font-size:18px;font-weight:700}
.hero-login-card .card-desc{margin-top:8px;font-size:13px;color:var(--text-3);line-height:1.7}
.field{margin-top:16px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text-2);margin-bottom:8px}
.field input{
  width:100%;height:48px;border-radius:var(--r-btn);
  background:var(--bg-base);border:1px solid var(--line);
  padding:0 14px;font-size:15px;color:var(--text);
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.field input::placeholder{color:var(--text-3)}
.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}
.hero-login-card .btn{width:100%;margin-top:22px}
.card-help{margin-top:14px;font-size:13px;color:var(--text-3);text-align:center}
.card-help a{color:var(--brand)}

/* ---------- 信任条 ---------- */
.trust-bar{border-bottom:1px solid var(--line);background:var(--bg-surface)}
.trust-row{display:grid;grid-template-columns:repeat(4,1fr)}
.trust-item{padding:28px 24px;border-right:1px solid var(--line);text-align:left}
.trust-item:last-child{border-right:0}
.trust-num{font-size:20px;font-weight:600;color:#fff;font-variant-numeric:tabular-nums;line-height:1.4}
.trust-label{margin-top:4px;font-size:13px;color:var(--text-3)}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section-alt{background:var(--bg-surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.sec-head h2{font-size:28px;font-weight:700}
.sec-head .sec-sub{margin-top:8px;font-size:14px;color:var(--text-3);max-width:52em}
.sec-more{font-size:14px;color:var(--brand);display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.sec-more:hover{color:#4ad6c9}
.sec-more svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.8}

/* ---------- 横滑片库 ---------- */
.rail-wrap{position:relative}
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:8px;scrollbar-width:none;-ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none}
.rail-card{
  flex:0 0 260px;scroll-snap-align:start;position:relative;
  border-radius:var(--r-poster);overflow:hidden;
  background:var(--bg-elevated);border:1px solid var(--line);
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.rail-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-hover)}
.rail-media{position:relative;aspect-ratio:16/9;background:var(--bg-hover);overflow:hidden}
.rail-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.rail-card:hover .rail-media img{transform:scale(1.05)}
.rail-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,17,19,0) 42%,rgba(13,17,19,.86) 100%)}
.rail-body{padding:14px 16px 16px}
.rail-title{font-size:16px;font-weight:600;line-height:1.5;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rail-card:hover .rail-title{color:var(--brand)}
.rail-meta{margin-top:6px;font-size:13px;color:var(--text-3);display:flex;align-items:center;gap:6px}
.rail-nav{position:absolute;top:34%;width:40px;height:40px;border-radius:50%;background:rgba(20,26,28,.82);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;z-index:5;transition:opacity .24s var(--ease),background .24s var(--ease)}
.rail-nav:hover{background:var(--bg-hover)}
.rail-nav svg{width:16px;height:16px;stroke:#fff;fill:none;stroke-width:2}
.rail-nav.prev{left:-12px}
.rail-nav.next{right:-12px}
.rail-nav[disabled]{opacity:.4;cursor:default}

/* ---------- 热播推荐（非对称双列） ---------- */
.feature-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:28px;align-items:stretch}
.feature-main{
  position:relative;border-radius:var(--r-poster);overflow:hidden;
  border:1px solid var(--line);background:var(--bg-elevated);min-height:400px;
  display:flex;align-items:flex-end;
}
.feature-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.feature-main:hover img{transform:scale(1.04)}
.feature-main::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,17,19,.15) 0%,rgba(13,17,19,.55) 48%,rgba(13,17,19,.94) 100%)}
.feature-body{position:relative;z-index:2;padding:34px}
.feature-body h3{font-size:22px;font-weight:700;max-width:24em}
.feature-body p{margin-top:12px;font-size:15px;color:var(--text-2);max-width:36em;line-height:1.8}
.feature-body .btn{margin-top:22px}
.rank-list{
  border-radius:var(--r-poster);border:1px solid var(--line);background:var(--bg-elevated);
  padding:12px;display:flex;flex-direction:column;justify-content:center;
}
.rank-item{
  display:flex;align-items:center;gap:14px;min-height:56px;padding:8px 12px;border-radius:10px;
  transition:background .24s var(--ease);
}
.rank-item:hover{background:var(--bg-hover)}
.rank-no{font-size:20px;font-weight:600;color:var(--accent);font-variant-numeric:tabular-nums;width:26px;flex:none}
.rank-text{font-size:15px;color:var(--text);line-height:1.5}
.rank-item:hover .rank-text{color:var(--brand)}

/* ---------- Tabs ---------- */
.tabs{border:0;background:transparent;margin-bottom:26px;display:flex;gap:8px;flex-wrap:wrap}
.tabs-title{border:0}
.tabs-title>a{
  display:inline-flex;align-items:center;min-height:40px;padding:0 18px;border-radius:999px;
  font-size:14px;color:var(--text-2);border:1px solid var(--line);background:transparent;
  transition:all .24s var(--ease);
}
.tabs-title>a:hover{background:var(--bg-hover);color:#fff}
.tabs-title.is-active>a{background:var(--brand);border-color:var(--brand);color:#06201C;font-weight:600}
.tabs-content{border:0;background:transparent;margin:0}
.tabs-panel{padding:0}
.tabs-panel h3{font-size:20px;font-weight:600;margin-bottom:20px}

/* ---------- 内容卡片 ---------- */
.card{
  display:flex;flex-direction:column;height:100%;
  background:var(--bg-elevated);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-hover)}
.card-media{position:relative;aspect-ratio:16/9;background:var(--bg-hover);overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.card:hover .card-media img{transform:scale(1.05)}
.badge{
  position:absolute;left:12px;top:12px;z-index:3;
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  background:rgba(27,35,37,.9);color:var(--accent);
  font-size:12px;font-weight:600;letter-spacing:.04em;
}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.card-title{font-size:17px;font-weight:600;line-height:1.45;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card:hover .card-title{color:var(--brand)}
.card-text{margin-top:10px;font-size:14px;line-height:1.72;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.card-time{font-size:13px;color:var(--text-3);display:flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums}
.card-time svg{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:1.7}
.card-link{font-size:13px;font-weight:600;color:var(--brand);white-space:nowrap}

/* ---------- 网格间距覆盖 ---------- */
.grid-x{display:flex;flex-wrap:wrap;margin-left:-16px;margin-right:-16px}
.grid-x>.cell{padding-left:16px;padding-right:16px;margin-bottom:32px}
.grid-x.row-tight{margin-bottom:-32px}

/* ---------- 空状态 ---------- */
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;background:var(--bg-elevated);
}
.empty-state svg{width:34px;height:34px;stroke:var(--text-3);fill:none;stroke-width:1.4;margin:0 auto 14px}
.empty-state p{font-size:15px;color:var(--text-2)}
.empty-state span{display:block;margin-top:6px;font-size:13px;color:var(--text-3)}

/* ---------- 证据 / 数据区 ---------- */
.proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.proof{
  background:var(--bg-elevated);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;
}
.proof .k{font-size:24px;font-weight:600;color:#fff;font-variant-numeric:tabular-nums}
.proof .t{margin-top:6px;font-size:15px;font-weight:600;color:var(--text)}
.proof .d{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.75}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
.accordion{border:0;background:transparent;margin:0}
.accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.accordion-item:first-child{border-top:1px solid var(--line)}
.accordion-title{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 40px 22px 0;border:0;background:transparent;
  font-size:16px;font-weight:600;color:var(--text);line-height:1.6;
  transition:color .24s var(--ease);
}
.accordion-title:hover,.accordion-title:focus{background:transparent;color:var(--brand)}
.accordion-title h3{font-size:16px;font-weight:600;color:inherit;margin:0;display:inline}
.accordion-title::before{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-size:18px;font-weight:400;color:var(--brand);line-height:1;
}
.accordion-item.is-active>.accordion-title::before{content:"−"}
.accordion-content{border:0;background:transparent;padding:0 40px 24px 0;color:var(--text-2)}
.accordion-content p{font-size:15px;line-height:1.8;color:var(--text-2)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  background:
    linear-gradient(135deg,var(--brand-soft) 0%,rgba(20,184,166,0) 46%,var(--accent-soft) 100%),
    var(--bg-surface);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-inner{
  max-width:1280px;margin:0 auto;padding:72px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
}
.cta-inner h2{font-size:26px;font-weight:700}
.cta-inner p{margin-top:10px;font-size:15px;color:var(--text-2);max-width:44em}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-base);border-top:1px solid var(--line);padding:64px 0 0}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.foot-brand .brandmark{font-size:17px}
.foot-brand p{margin-top:14px;font-size:14px;color:var(--text-3);line-height:1.8;max-width:30em}
.foot-col h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:16px;letter-spacing:.02em}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col a{font-size:14px;color:var(--text-3)}
.foot-col a:hover{color:var(--brand)}
.foot-bottom{
  border-top:1px solid var(--line);padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.foot-bottom p,.foot-bottom a{font-size:14px;color:var(--text-3)}
.foot-links{display:flex;gap:22px;flex-wrap:wrap}
.foot-links a:hover{color:var(--brand)}
.icp{font-size:13px;color:var(--text-3)}

/* ---------- 模态 ---------- */
.reveal-overlay{background:rgba(5,8,9,.72)}
.login-modal{background:var(--bg-elevated);border:1px solid var(--line);border-radius:20px;padding:32px 30px;box-shadow:var(--sh-hover)}
.login-modal h3{font-size:20px;font-weight:700}
.login-modal .modal-sub{margin-top:8px;font-size:13px;color:var(--text-3)}
.modal-close{color:var(--text-3);font-size:22px;line-height:1}
.modal-close:hover{color:var(--text)}
.modal-tip{margin-top:16px;font-size:13px;color:var(--text-3);text-align:center}

/* ---------- 移动端抽屉 ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:320px;
  background:var(--bg-surface);border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .3s var(--ease);
  z-index:90;padding:22px 20px;display:flex;flex-direction:column;gap:8px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(5,8,9,.66);opacity:0;visibility:hidden;transition:opacity .3s var(--ease);z-index:80}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer .brandmark{margin-bottom:12px}
.drawer a.drawer-item{display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:10px;color:var(--text-2);font-size:15px;border:1px solid transparent}
.drawer a.drawer-item:hover,.drawer a.drawer-item.is-active{background:var(--brand-soft);color:#fff;border-color:var(--line-strong)}
.drawer .side-cta{margin-top:14px}

/* ---------- 背景装饰 ---------- */
.page-deco{position:absolute;inset:0;pointer-events:none;opacity:.05;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cpath d='M0 120L120 0M-30 90L30 30M90 150L150 90' stroke='%2314B8A6' stroke-width='1'/%3E%3C/svg%3E");}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 32px}
  .topbar{padding:0 32px}
  .hero-inner{padding:0 32px 60px;gap:40px}
  .cta-inner{padding:64px 32px}
}
@media (max-width:1023px){
  :root{--side-w:76px}
  .sidebar{padding:20px 10px;align-items:center}
  .side-brand{align-items:center;text-align:center;padding-bottom:16px;width:100%}
  .brandmark{font-size:13px;line-height:1.3}
  .brand-sub{display:none}
  .side-nav{width:100%;align-items:center}
  .side-item{justify-content:center;padding:0;width:48px;height:48px;border-radius:12px}
  .side-item span{display:none}
  .side-item.is-active::before{left:-6px}
  .side-cta{width:48px;min-height:48px;padding:0;font-size:0;border-radius:12px}
  .side-cta::after{content:"登录";font-size:12px}
  .side-foot{align-items:center;width:100%}
  .side-foot a,.side-copy{display:none}
  .feature-grid{grid-template-columns:1fr}
  .hero-inner{grid-template-columns:1fr;padding:0 32px 56px;gap:32px}
  .hero{height:auto;min-height:0;padding-top:56px}
  .hero-login-card{max-width:520px}
  .trust-row{grid-template-columns:repeat(2,1fr)}
  .trust-item:nth-child(2){border-right:0}
  .trust-item:nth-child(1),.trust-item:nth-child(2){border-bottom:1px solid var(--line)}
  .proof-grid{grid-template-columns:1fr;gap:16px}
  .foot-grid{grid-template-columns:repeat(2,1fr);gap:32px}
}
@media (max-width:767px){
  :root{--side-w:0px}
  body{font-size:16px}
  .sidebar{display:none}
  .content-shell{margin-left:0;padding-top:60px}
  .mobile-bar{
    display:flex;position:fixed;top:0;left:0;right:0;height:60px;z-index:70;
    align-items:center;justify-content:space-between;gap:12px;
    padding:0 18px;background:rgba(13,17,19,.94);border-bottom:1px solid var(--line);
    backdrop-filter:blur(8px);
  }
  .mobile-bar .brandmark{font-size:16px}
  .burger{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:10px}
  .burger svg{width:18px;height:18px;stroke:var(--text);fill:none;stroke-width:1.8}
  .topbar{display:none}
  .container{padding:0 18px}
  .hero-inner{padding:0 18px 44px}
  .hero{height:auto;min-height:0}
  .hero h1{font-size:28px;line-height:1.34}
  .hero-sub{font-size:15px}
  .hero-actions .btn{width:100%}
  .trust-item{padding:20px 16px}
  .trust-num{font-size:18px}
  .section{padding:48px 0}
  .sec-head h2{font-size:22px}
  .rail-card{flex:0 0 78%}
  .rail-nav{display:none}
  .feature-body{padding:24px 20px}
  .feature-body h3{font-size:19px}
  .tabs-title>a{padding:0 14px;font-size:13px}
  .cta-inner{padding:48px 18px;flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:12px}
  .accordion-title{padding:18px 34px 18px 0;font-size:15px}
  .accordion-content{padding:0 34px 20px 0}
  .proof{padding:22px 18px}
}
@media (max-width:520px){
  .trust-row{grid-template-columns:1fr}
  .trust-item{border-right:0;border-bottom:1px solid var(--line)}
  .trust-item:last-child{border-bottom:0}
  .rail-card{flex:0 0 86%}
}

/* roulang page: article */
:root{
  --bg-base:#0D1113;
  --bg-surface:#141A1C;
  --bg-elevated:#1B2325;
  --bg-hover:#222C2E;
  --brand:#14B8A6;
  --brand-deep:#0E8C7E;
  --brand-soft:rgba(20,184,166,.14);
  --accent:#FF7A45;
  --accent-soft:rgba(255,122,69,.16);
  --sand:#F3E3CE;
  --text-1:#EEF4F3;
  --text-2:#A3B2B1;
  --text-3:#6E7C7B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --ok:#34D399;
  --warn:#FBBF24;
  --err:#F87171;
  --radius-card:16px;
  --radius-poster:18px;
  --radius-input:10px;
  --radius-modal:20px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --shadow-hover:0 16px 40px rgba(0,0,0,.55);
  --sp-1:8px; --sp-2:12px; --sp-3:16px; --sp-4:24px; --sp-5:32px; --sp-6:48px; --sp-7:64px; --sp-8:88px;
  --font:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --ease:cubic-bezier(.22,.68,.32,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body,h1,h2,h3,h4,h5,h6,p,ul,ol,li,figure,blockquote,table,th,td,form,input,button,textarea{
  margin:0;padding:0;font-family:var(--font);
}
body{
  background:var(--bg-base);
  color:var(--text-1);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none;transition:color .24s var(--ease)}
a:hover{color:#fff}
img{max-width:100%;display:block;border:0}
ul,ol{list-style:none}
button{background:none;border:0;cursor:pointer;color:inherit}
input,textarea{font-size:15px}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
::selection{background:var(--brand-soft);color:#fff}

/* ---------- 布局骨架 ---------- */
.layout{display:flex;min-height:100vh;align-items:flex-start}
.main-area{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 40px}

/* ---------- 侧边导航 ---------- */
.side-nav{
  width:236px;flex:0 0 236px;position:sticky;top:0;height:100vh;
  background:var(--bg-surface);border-right:1px solid var(--line);
  display:flex;flex-direction:column;gap:var(--sp-3);
  padding:28px 16px 20px;overflow-y:auto;z-index:40;
}
.side-brand{display:flex;flex-direction:column;gap:4px;padding:0 8px 20px;border-bottom:1px solid var(--line)}
.brandmark{font-size:19px;font-weight:700;letter-spacing:.01em;color:#fff;line-height:1.3}
.brandmark:hover{color:var(--brand)}
.brand-sub{font-size:13px;color:var(--text-3);letter-spacing:.02em}
.side-menu{display:flex;flex-direction:column;gap:6px;margin-top:4px}
.side-item{
  position:relative;display:flex;align-items:center;gap:12px;
  height:44px;padding:0 12px;border-radius:10px;
  font-size:15px;color:var(--text-2);transition:background .24s var(--ease),color .24s var(--ease);
}
.side-item svg{width:20px;height:20px;flex:0 0 20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.side-item:hover{background:var(--bg-hover);color:var(--text-1)}
.side-item.is-active{background:var(--brand-soft);color:#fff}
.side-item.is-active::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:3px;background:var(--brand)}
.side-actions{margin-top:8px;display:flex;flex-direction:column;gap:10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;border-radius:var(--radius-input);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  transition:transform .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease),box-shadow .24s var(--ease),filter .24s var(--ease);
}
.btn-primary{background:var(--accent);color:#1A1005}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,122,69,.35);color:#1A1005}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-brand{background:var(--brand);color:#04211D}
.btn-brand:hover{filter:brightness(1.08);transform:translateY(-2px);color:#04211D}
.btn-outline{border-color:var(--line-strong);color:var(--text-1);background:transparent}
.btn-outline:hover{background:var(--brand-soft);border-color:rgba(20,184,166,.4);color:#fff}
.btn-block{width:100%}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;padding-top:20px;border-top:1px solid var(--line)}
.side-foot a{font-size:13px;color:var(--text-3)}
.side-foot a:hover{color:var(--brand)}
.side-copy{font-size:12px;color:var(--text-3);letter-spacing:.02em}

/* ---------- 顶部工具条 ---------- */
.topbar{
  display:none;align-items:center;justify-content:space-between;
  height:60px;padding:0 18px;background:rgba(13,17,19,.96);
  border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;
}
.topbar .brandmark{font-size:17px}
.hamburger{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;border:1px solid var(--line)}
.hamburger svg{width:22px;height:22px;fill:none;stroke:var(--text-1);stroke-width:1.6;stroke-linecap:round}
.hamburger:hover{border-color:rgba(20,184,166,.4)}
.toolbar{
  position:sticky;top:0;z-index:30;height:64px;display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);
  padding:0 40px;background:rgba(13,17,19,.94);border-bottom:1px solid transparent;transition:border-color .24s var(--ease),background .24s var(--ease);
}
.toolbar.is-scrolled{border-bottom-color:var(--line);backdrop-filter:blur(6px)}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);min-width:0}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:var(--text-3);opacity:.6}
.breadcrumb .now{color:var(--text-2);max-width:320px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.searchbox{
  position:relative;width:280px;flex:0 0 280px;display:flex;align-items:center;gap:8px;
  height:40px;padding:0 12px;background:var(--bg-base);border:1px solid var(--line);border-radius:var(--radius-input);
}
.searchbox svg{width:16px;height:16px;fill:none;stroke:var(--text-3);stroke-width:1.6;stroke-linecap:round}
.searchbox input{flex:1;min-width:0;background:transparent;border:0;color:var(--text-1);outline:none}
.searchbox input::placeholder{color:var(--text-3)}
.searchbox:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}

/* ---------- 通用板块 ---------- */
.page-section{padding:var(--sp-7) 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--sp-3);margin-bottom:var(--sp-4)}
.section-title{font-size:28px;line-height:1.25;font-weight:700}
.section-sub{font-size:14px;color:var(--text-2);margin-top:8px}
.link-more{font-size:14px;color:var(--brand);white-space:nowrap}
.link-more:hover{color:#fff;text-decoration:underline}

/* ---------- 文章主体 ---------- */
.article-wrap{display:grid;grid-template-columns:minmax(0,780px) 260px;gap:48px;justify-content:center;align-items:start}
.article-main{min-width:0}
.article-head{padding-top:8px}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600;letter-spacing:.04em;
}
.article-title{font-size:34px;line-height:1.32;font-weight:700;margin:16px 0 16px}
.meta-line{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--text-3)}
.meta-line span{display:inline-flex;align-items:center;gap:6px}
.meta-line .divider{width:1px;height:12px;background:var(--line-strong)}
.hero-figure{margin:var(--sp-5) 0 0;border-radius:var(--radius-card);overflow:hidden;background:var(--bg-elevated);border:1px solid var(--line)}
.hero-figure img{width:100%;aspect-ratio:16/9;object-fit:cover}
.hero-figure figcaption{font-size:13px;color:var(--text-3);padding:12px 4px 0;text-align:center}

.article-body{font-size:17px;line-height:1.9;color:var(--text-1);margin-top:var(--sp-5)}
.article-body p{margin:0 0 1.2em}
.article-body h2{font-size:24px;line-height:1.4;font-weight:700;margin:44px 0 16px;position:relative;padding-left:14px}
.article-body h2::before{content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:3px;border-radius:3px;background:var(--brand)}
.article-body h3{font-size:19px;line-height:1.5;font-weight:600;margin:32px 0 12px}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:4px}
.article-body li{line-height:1.9;padding-left:20px;position:relative;margin-bottom:6px}
.article-body li::before{content:"";position:absolute;left:4px;top:.78em;width:6px;height:6px;border-radius:50%;background:var(--brand)}
.article-body ol{counter-reset:item}
.article-body ol li::before{
  counter-increment:item;content:counter(item);width:auto;height:auto;border-radius:0;
  background:none;color:var(--accent);font-weight:700;top:auto;left:0;
}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;background:var(--bg-surface);
  border-left:3px solid var(--accent);border-radius:0 var(--radius-input) var(--radius-input) 0;color:var(--text-2);
}
.article-body img{border-radius:14px;margin:20px 0 8px;width:100%}
.article-body figure{margin:24px 0}
.article-body figure figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:8px}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.article-body th,.article-body td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line)}
.article-body thead th{background:var(--bg-elevated);font-weight:600}
.article-body tbody tr:nth-child(even){background:var(--bg-surface)}
.article-body a{color:var(--brand)}
.article-body a:hover{text-decoration:underline}
.article-body code{background:var(--bg-elevated);padding:2px 6px;border-radius:6px;font-size:15px}

.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:var(--sp-5);padding-top:var(--sp-4);border-top:1px solid var(--line)}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:var(--sand);color:#3B2A16;font-size:13px;font-weight:600;
}

.pager{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:var(--sp-5)}
.pager-card{
  display:block;padding:20px;border:1px solid var(--line);border-radius:var(--radius-card);
  background:var(--bg-surface);transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.pager-card:hover{transform:translateY(-4px);border-color:rgba(20,184,166,.4);box-shadow:var(--shadow-hover);color:inherit}
.pager-card .kp{font-size:12px;color:var(--text-3);letter-spacing:.04em}
.pager-card strong{display:block;margin-top:8px;font-size:16px;line-height:1.5;font-weight:600}
.pager-card:hover strong{color:var(--brand)}

.empty-state{
  padding:56px 24px;text-align:center;background:var(--bg-surface);
  border:1px dashed var(--line-strong);border-radius:var(--radius-card);
}
.empty-state svg{width:40px;height:40px;fill:none;stroke:var(--text-3);stroke-width:1.6;margin:0 auto 16px}
.empty-state h2{font-size:22px;font-weight:700;margin-bottom:8px}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:20px}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--bg-surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px}
.side-card h3{font-size:16px;font-weight:600;margin-bottom:12px}
.side-card ul{display:flex;flex-direction:column;gap:10px}
.side-card li{font-size:14px;color:var(--text-2);line-height:1.7;padding-left:16px;position:relative}
.side-card li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--brand)}
.side-links a{display:block;padding:10px 0;font-size:14px;color:var(--text-2);border-bottom:1px solid var(--line)}
.side-links a:last-child{border-bottom:0}
.side-links a:hover{color:var(--brand);padding-left:4px}

/* ---------- 相关推荐卡片 ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{
  display:flex;flex-direction:column;background:var(--bg-surface);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:rgba(20,184,166,.4);box-shadow:var(--shadow-hover)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-elevated)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.card:hover .card-media img{transform:scale(1.05)}
.card-media .chip{
  position:absolute;left:12px;top:12px;height:24px;padding:0 10px;border-radius:999px;
  background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600;display:inline-flex;align-items:center;
}
.card-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1 1 auto}
.card-body h3{font-size:17px;line-height:1.45;font-weight:600}
.card:hover .card-body h3{color:var(--brand)}
.card-body p{font-size:14px;line-height:1.7;color:var(--text-2)}
.card-foot{display:flex;align-items:center;justify-content:space-between;padding:0 18px 18px;font-size:13px;color:var(--text-3)}
.card-foot .read{color:var(--brand);font-weight:600}

/* ---------- CTA ---------- */
.cta-band{
  padding:72px 0;
  background:
    linear-gradient(135deg,rgba(20,184,166,.12) 0%,rgba(20,184,166,0) 45%),
    linear-gradient(315deg,rgba(255,122,69,.12) 0%,rgba(255,122,69,0) 50%),
    var(--bg-base);
}
.cta-inner{
  max-width:1280px;margin:0 auto;padding:44px 40px;border-radius:var(--radius-modal);
  background:var(--bg-elevated);border:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
.cta-inner h2{font-size:26px;line-height:1.4;font-weight:700}
.cta-inner p{font-size:15px;color:var(--text-2);margin-top:8px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-base);border-top:1px solid var(--line);padding-top:56px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;padding-bottom:40px}
.foot-brand .brandmark{font-size:18px}
.foot-brand p{font-size:14px;color:var(--text-2);margin-top:12px;max-width:320px;line-height:1.8}
.foot-col h4{font-size:15px;font-weight:600;margin-bottom:14px}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col a{font-size:14px;color:var(--text-2)}
.foot-col a:hover{color:var(--brand)}
.foot-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  border-top:1px solid var(--line);padding:20px 0 28px;font-size:14px;color:var(--text-2);
}
.foot-links{display:flex;flex-wrap:wrap;gap:18px}
.foot-links a{font-size:14px;color:var(--text-2)}
.foot-links a:hover{color:var(--brand)}
.icp{font-size:13px;color:var(--text-3)}

/* ---------- 模态与抽屉 ---------- */
.modal-mask{
  position:fixed;inset:0;background:rgba(6,9,10,.72);display:none;align-items:center;justify-content:center;
  padding:20px;z-index:90;
}
.modal-mask.is-open{display:flex}
.modal-card{
  width:100%;max-width:420px;background:var(--bg-elevated);border:1px solid var(--line);
  border-radius:var(--radius-modal);padding:28px;box-shadow:var(--shadow-hover);
}
.modal-card h2{font-size:21px;font-weight:700;margin-bottom:6px}
.modal-card .tip{font-size:14px;color:var(--text-2);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
.field input{
  width:100%;height:48px;padding:0 14px;border-radius:var(--radius-input);
  background:var(--bg-base);border:1px solid var(--line);color:var(--text-1);outline:none;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.field input:focus{border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}
.modal-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;font-size:13px;color:var(--text-3)}
.modal-close{position:absolute;right:16px;top:16px;width:36px;height:36px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line)}
.modal-close:hover{border-color:rgba(20,184,166,.4)}
.modal-close svg{width:16px;height:16px;stroke:var(--text-2);stroke-width:1.6;fill:none}
.modal-inner{position:relative}

.drawer{
  position:fixed;top:0;right:0;height:100%;width:82vw;max-width:320px;background:var(--bg-surface);
  border-left:1px solid var(--line);transform:translateX(100%);transition:transform .3s var(--ease);
  z-index:95;padding:24px 20px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer .side-brand{padding:0 0 18px}
.drawer .side-item{height:48px}
.drawer-close{position:absolute;right:14px;top:14px;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center}
.drawer-close svg{width:16px;height:16px;stroke:var(--text-2);stroke-width:1.6;fill:none}
.drawer-mask{position:fixed;inset:0;background:rgba(6,9,10,.6);display:none;z-index:94}
.drawer-mask.is-open{display:block}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .article-wrap{grid-template-columns:minmax(0,780px)}
  .article-side{position:static;flex-direction:row;flex-wrap:wrap}
  .article-side .side-card{flex:1 1 260px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:1023px){
  .side-nav{width:76px;flex:0 0 76px;padding:20px 10px;align-items:center}
  .side-nav .brandmark,.side-nav .brand-sub,.side-nav .side-item span,.side-nav .side-foot a,.side-nav .side-copy{display:none}
  .side-item{justify-content:center;padding:0}
  .side-brand{border-bottom:0;padding:0 0 16px;align-items:center}
  .side-actions .btn{padding:0 10px;font-size:0}
  .side-actions .btn::after{content:"登录";font-size:14px}
  .toolbar{padding:0 28px}
  .container{padding:0 28px}
  .page-section{padding:64px 0}
}
@media (max-width:767px){
  .side-nav{display:none}
  .topbar{display:flex}
  .toolbar{display:none}
  .container{padding:0 18px}
  .page-section{padding:48px 0}
  .article-title{font-size:26px;line-height:1.4}
  .article-body{font-size:16px;line-height:1.85}
  .article-body h2{font-size:21px;margin-top:36px}
  .article-body h3{font-size:18px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .pager{grid-template-columns:minmax(0,1fr)}
  .foot-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .cta-inner{padding:28px 22px}
  .cta-inner h2{font-size:22px}
  .cta-band{padding:48px 0}
  .section-title{font-size:22px}
}
@media (max-width:519px){
  .article-title{font-size:23px}
  .breadcrumb .now{max-width:150px}
  .meta-line{font-size:12px}
}

/* roulang page: category1 */
:root{
  --bg-base:#0D1113;
  --bg-surface:#141A1C;
  --bg-elevated:#1B2325;
  --bg-hover:#222C2E;
  --brand:#14B8A6;
  --brand-deep:#0E8C7E;
  --brand-soft:rgba(20,184,166,.14);
  --accent:#FF7A45;
  --accent-soft:rgba(255,122,69,.16);
  --sand:#F3E3CE;
  --text-1:#EEF4F3;
  --text-2:#A3B2B1;
  --text-3:#6E7C7B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(20,184,166,.4);
  --ok:#34D399;
  --warn:#FBBF24;
  --err:#F87171;
  --r-card:16px;
  --r-poster:18px;
  --r-btn:10px;
  --r-modal:20px;
  --sh-card:0 10px 30px rgba(0,0,0,.45);
  --sh-hover:0 16px 40px rgba(0,0,0,.55);
  --ease:cubic-bezier(.22,.68,.32,1);
  --rail:236px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--brand);text-decoration:none;transition:color .24s var(--ease);}
a:hover{color:#5FE3D3;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
::selection{background:var(--brand-soft);color:#fff;}
.grid-container,.grid-x,.grid-margin-x{max-width:none;padding:0;margin:0;}

/* ---------- 布局骨架 ---------- */
.layout{display:flex;min-height:100vh;}

/* 左侧导航 */
.side-rail{
  width:var(--rail);
  flex:0 0 var(--rail);
  background:var(--bg-surface);
  border-right:1px solid var(--line);
  position:fixed;
  top:0;left:0;bottom:0;
  display:flex;flex-direction:column;
  padding:24px 18px 18px;
  z-index:60;
}
.rail-brand{display:block;margin-bottom:6px;}
.rail-brand .brandmark{
  display:inline-block;
  font-size:20px;
  font-weight:700;
  letter-spacing:.01em;
  color:var(--text-1);
  line-height:1.3;
}
.rail-brand .brandmark:hover{color:var(--brand);}
.rail-brand .brand-sub{
  display:block;
  margin-top:4px;
  font-size:13px;
  color:var(--text-2);
  letter-spacing:.04em;
}
.rail-rule{height:1px;background:var(--line);margin:18px 0 16px;}
.rail-label{
  font-size:12px;
  letter-spacing:.08em;
  color:var(--text-3);
  margin-bottom:10px;
}
.side-nav{display:flex;flex-direction:column;gap:4px;}
.side-item{
  position:relative;
  display:flex;
  align-items:center;
  gap:12px;
  height:44px;
  padding:0 12px 0 14px;
  border-radius:10px;
  color:var(--text-2);
  font-size:15px;
  transition:background .24s var(--ease),color .24s var(--ease);
}
.side-item svg{
  width:18px;height:18px;flex:0 0 18px;
  fill:none;stroke:currentColor;stroke-width:1.6;
  stroke-linecap:round;stroke-linejoin:round;
}
.side-item:hover{background:var(--bg-hover);color:var(--text-1);}
.side-item.is-active{background:var(--brand-soft);color:#fff;}
.side-item.is-active::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;
  border-radius:3px;background:var(--brand);
}
.rail-login{margin-top:22px;}
.btn-login-rail{
  display:flex;align-items:center;justify-content:center;gap:8px;
  width:100%;height:44px;
  border-radius:var(--r-btn);
  background:var(--brand);
  color:#06231F;
  font-weight:600;
  font-size:15px;
  box-shadow:0 6px 18px rgba(20,184,166,.22);
  transition:transform .24s var(--ease),filter .24s var(--ease);
}
.btn-login-rail:hover{filter:brightness(1.08);transform:translateY(-2px);color:#06231F;}
.btn-login-rail:active{transform:translateY(0);}
.rail-foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);}
.rail-foot ul{display:flex;flex-direction:column;gap:8px;margin-bottom:14px;}
.rail-foot a{font-size:13px;color:var(--text-2);}
.rail-foot a:hover{color:var(--brand);}
.rail-copy{font-size:12px;color:var(--text-3);line-height:1.6;}

/* 内容区 */
.content-shell{
  flex:1 1 auto;
  margin-left:var(--rail);
  min-width:0;
  display:flex;
  flex-direction:column;
}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 40px;}

/* 顶部工具条 */
.top-toolbar{
  position:sticky;top:0;z-index:50;
  height:64px;
  display:flex;align-items:center;gap:24px;
  padding:0 40px;
  background:rgba(13,17,19,.86);
  border-bottom:1px solid transparent;
  backdrop-filter:blur(6px);
  transition:border-color .24s var(--ease);
}
.top-toolbar.is-stuck{border-bottom-color:var(--line);}
.crumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--text-2);white-space:nowrap;
}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--text-3);}
.crumb .now{color:var(--text-1);max-width:220px;overflow:hidden;text-overflow:ellipsis;}
.search-box{
  margin-left:auto;
  position:relative;
  width:280px;
}
.search-box svg{
  position:absolute;left:12px;top:50%;transform:translateY(-50%);
  width:16px;height:16px;fill:none;stroke:var(--text-3);stroke-width:1.6;
}
.search-box input{
  width:100%;height:40px;
  padding:0 12px 0 36px;
  background:var(--bg-base);
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  color:var(--text-1);
  font-size:14px;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.search-box input::placeholder{color:var(--text-3);}
.search-box input:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 4px var(--brand-soft);
}
.toolbar-link{font-size:14px;color:var(--text-2);white-space:nowrap;}
.toolbar-link:hover{color:var(--brand);}

/* 移动端顶栏与抽屉 */
.mobile-topbar{
  display:none;
  position:fixed;top:0;left:0;right:0;height:60px;
  align-items:center;gap:12px;
  padding:0 18px;
  background:rgba(13,17,19,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(8px);
  z-index:80;
}
.drawer-switch{position:absolute;opacity:0;pointer-events:none;width:0;height:0;}
.drawer-btn{
  display:flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:10px;
  border:1px solid var(--line);
  color:var(--text-1);
}
.drawer-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;}
.mobile-topbar .brandmark{font-size:17px;font-weight:700;color:var(--text-1);}
.mobile-login{
  margin-left:auto;
  height:38px;padding:0 14px;
  display:inline-flex;align-items:center;
  border-radius:var(--r-btn);
  background:var(--brand);color:#06231F;font-weight:600;font-size:14px;
}
.mobile-login:hover{color:#06231F;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(0,0,0,.55);
  opacity:0;visibility:hidden;transition:opacity .28s var(--ease);z-index:88;
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:320px;
  background:var(--bg-surface);
  border-left:1px solid var(--line);
  padding:24px 20px;
  transform:translateX(102%);
  transition:transform .28s var(--ease);
  z-index:90;
  display:flex;flex-direction:column;
}
.drawer-switch:checked ~ .drawer-mask{opacity:1;visibility:visible;}
.drawer-switch:checked ~ .drawer{transform:translateX(0);}
.drawer h2{font-size:13px;color:var(--text-3);letter-spacing:.08em;margin:18px 0 10px;}
.drawer .side-item{height:48px;}
.drawer .btn-login-rail{margin-top:20px;}

/* ---------- 分类横幅 ---------- */
.banner{
  position:relative;
  height:34vh;min-height:280px;
  display:flex;align-items:flex-end;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.banner-bg{
  position:absolute;inset:0;
  background-color:var(--bg-elevated);
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
}
.banner-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(13,17,19,.94) 0%,rgba(13,17,19,.72) 46%,rgba(13,17,19,.34) 100%);
}
.banner-inner{position:relative;z-index:2;padding:0 0 40px;}
.banner .crumb{margin-bottom:14px;}
.banner h1{
  font-size:36px;line-height:1.28;font-weight:700;
  max-width:840px;
}
.banner .banner-sub{
  margin-top:12px;
  max-width:720px;
  font-size:15px;
  color:var(--text-2);
}
.banner-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;
  border-radius:999px;
  font-size:12px;letter-spacing:.04em;
  background:var(--brand-soft);
  color:#7FE7D8;
  border:1px solid rgba(20,184,166,.28);
}
.tag.accent{background:var(--accent-soft);color:#FFB295;border-color:rgba(255,122,69,.3);}
.tag.sand{background:rgba(243,227,206,.12);color:var(--sand);border-color:rgba(243,227,206,.2);}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0 0;}
.sec-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:26px;
}
.sec-head h2{font-size:28px;line-height:1.34;font-weight:700;}
.sec-head p{margin-top:8px;font-size:14px;color:var(--text-2);max-width:680px;}
.sec-more{font-size:14px;color:var(--brand);white-space:nowrap;}
.eyebrow{
  display:inline-block;margin-bottom:10px;
  font-size:12px;letter-spacing:.1em;color:var(--brand);
}

/* ---------- 指标条 ---------- */
.stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  margin-top:44px;
}
.stat{
  padding:26px 24px;
  border-right:1px solid var(--line);
}
.stat:last-child{border-right:0;}
.stat b{
  display:block;font-size:20px;font-weight:600;color:var(--text-1);
  line-height:1.4;
}
.stat span{display:block;margin-top:6px;font-size:13px;color:var(--text-2);}

/* ---------- 时间线 ---------- */
.timeline{position:relative;margin-top:8px;padding-left:28px;}
.timeline::before{
  content:"";position:absolute;left:5px;top:12px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--brand) 0%,rgba(20,184,166,.18) 78%,transparent 100%);
  border-radius:2px;
}
.tl-item{position:relative;padding-bottom:22px;}
.tl-item::before{
  content:"";position:absolute;left:-28px;top:26px;
  width:12px;height:12px;border-radius:50%;
  background:var(--bg-base);
  border:2px solid var(--brand);
  box-shadow:0 0 0 4px rgba(20,184,166,.12);
}
.tl-card{
  display:grid;
  grid-template-columns:200px 1fr;
  gap:22px;
  background:var(--bg-surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:18px;
  color:inherit;
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.tl-card:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:var(--sh-hover);
  color:inherit;
}
.tl-thumb{
  position:relative;width:100%;aspect-ratio:4/3;
  border-radius:12px;overflow:hidden;
  background:var(--bg-hover);
}
.tl-thumb img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .4s var(--ease);
}
.tl-card:hover .tl-thumb img{transform:scale(1.05);}
.tl-body{min-width:0;display:flex;flex-direction:column;}
.tl-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.badge-cat{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;
  border-radius:999px;
  background:var(--accent-soft);color:#FFAE8C;
  font-size:12px;letter-spacing:.04em;
}
.tl-time{font-size:13px;color:var(--text-3);}
.tl-card h3{
  margin-top:10px;
  font-size:17px;line-height:1.5;font-weight:600;
  transition:color .24s var(--ease);
}
.tl-card:hover h3{color:var(--brand);}
.tl-card p{
  margin-top:8px;
  font-size:14px;line-height:1.72;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.tl-foot{
  margin-top:auto;padding-top:14px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.tl-read{font-size:14px;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.tl-read svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}

/* ---------- 适用场景 ---------- */
.scene-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.scene-card{
  background:var(--bg-surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 24px;
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.scene-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-hover);}
.scene-ico{
  width:42px;height:42px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-soft);margin-bottom:16px;
}
.scene-ico svg{width:20px;height:20px;fill:none;stroke:var(--brand);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
.scene-card h3{font-size:20px;font-weight:600;line-height:1.42;}
.scene-card p{margin-top:10px;font-size:14px;line-height:1.78;color:var(--text-2);}
.scene-card ul{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.scene-card li{
  position:relative;padding-left:16px;
  font-size:14px;color:var(--text-2);line-height:1.7;
}
.scene-card li::before{
  content:"";position:absolute;left:0;top:11px;
  width:6px;height:6px;border-radius:50%;background:var(--brand);
}

/* ---------- 流程步骤 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  counter-reset:step;
}
.step{
  position:relative;
  background:var(--bg-elevated);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px 22px 22px;
  transition:transform .24s var(--ease),border-color .24s var(--ease);
}
.step:hover{transform:translateY(-4px);border-color:var(--line-strong);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(243,227,206,.12);
  color:var(--sand);
  font-size:13px;font-weight:600;
  margin-bottom:14px;
}
.step h3{font-size:17px;font-weight:600;line-height:1.5;}
.step p{margin-top:8px;font-size:14px;line-height:1.75;color:var(--text-2);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-list{margin-top:6px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 2px;
  cursor:pointer;
  list-style:none;
  font-size:16px;font-weight:600;line-height:1.6;
  transition:color .24s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand);}
.faq-item summary .mark{
  position:relative;flex:0 0 18px;width:18px;height:18px;
}
.faq-item summary .mark::before,
.faq-item summary .mark::after{
  content:"";position:absolute;left:50%;top:50%;
  background:var(--brand);border-radius:2px;
  transform:translate(-50%,-50%);
  transition:transform .24s var(--ease),opacity .24s var(--ease);
}
.faq-item summary .mark::before{width:14px;height:2px;}
.faq-item summary .mark::after{width:2px;height:14px;}
.faq-item[open] summary .mark::after{opacity:0;transform:translate(-50%,-50%) rotate(90deg);}
.faq-answer{padding:0 2px 22px;max-width:760px;}
.faq-answer p{font-size:15px;line-height:1.8;color:var(--text-2);}
.faq-answer p + p{margin-top:10px;}

/* ---------- CTA 条 ---------- */
.cta-band{
  margin-top:88px;
  padding:72px 0;
  background-image:
    linear-gradient(115deg,rgba(20,184,166,.12) 0%,rgba(20,184,166,.06) 42%,rgba(255,122,69,.12) 100%);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.cta-inner{
  background:rgba(20,26,28,.72);
  border:1px solid var(--line);
  border-radius:20px;
  padding:44px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-inner h2{font-size:26px;line-height:1.4;font-weight:700;}
.cta-inner p{margin-top:10px;font-size:15px;color:var(--text-2);max-width:620px;}
.cta-actions{display:flex;gap:14px;flex:0 0 auto;flex-wrap:wrap;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:600;
  white-space:nowrap;
  transition:transform .24s var(--ease),filter .24s var(--ease),background .24s var(--ease),color .24s var(--ease),box-shadow .24s var(--ease);
}
.btn-primary{
  background:var(--accent);color:#2A1206;
  box-shadow:0 10px 26px rgba(255,122,69,.22);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);color:#2A1206;box-shadow:0 14px 30px rgba(255,122,69,.35);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;color:var(--text-1);
  border:1px solid var(--line);
}
.btn-ghost:hover{background:var(--brand-soft);border-color:var(--line-strong);color:#fff;}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

/* ---------- 分类互链 ---------- */
.related{margin-top:88px;}
.pill-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;}
.pill-link{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 20px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--bg-surface);
  color:var(--text-1);
  font-size:14px;
  transition:background .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease);
}
.pill-link:hover{background:var(--brand-soft);border-color:var(--line-strong);color:#fff;transform:translateY(-2px);}
.pill-link svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:88px;
  background:var(--bg-base);
  border-top:1px solid var(--line);
  padding:64px 0 28px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
}
.foot-brand .brandmark{
  display:inline-block;
  font-size:19px;font-weight:700;color:var(--text-1);margin-bottom:14px;
}
.foot-brand .brandmark:hover{color:var(--brand);}
.foot-brand p{font-size:14px;line-height:1.8;color:var(--text-2);max-width:340px;}
.foot-col h4{font-size:15px;font-weight:600;margin-bottom:16px;}
.foot-col ul{display:flex;flex-direction:column;gap:10px;}
.foot-col a{font-size:14px;color:var(--text-2);}
.foot-col a:hover{color:var(--brand);}
.foot-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;align-items:center;gap:24px;flex-wrap:wrap;
  font-size:14px;color:var(--text-2);
}
.foot-links{display:flex;gap:18px;flex-wrap:wrap;}
.foot-links a{font-size:14px;color:var(--text-2);}
.foot-links a:hover{color:var(--brand);}
.foot-bottom .icp{margin-left:auto;color:var(--text-3);font-size:13px;}

/* ---------- 登录模态 ---------- */
.modal{
  position:fixed;inset:0;z-index:120;
  display:none;
  align-items:center;justify-content:center;
  padding:20px;
  background:rgba(6,9,10,.72);
}
.modal.is-open{display:flex;}
.modal-panel{
  width:100%;max-width:420px;
  background:var(--bg-elevated);
  border:1px solid var(--line);
  border-radius:var(--r-modal);
  box-shadow:var(--sh-hover);
  padding:30px 28px 26px;
}
.modal-panel h2{font-size:20px;font-weight:700;}
.modal-panel .modal-sub{margin-top:8px;font-size:14px;color:var(--text-2);}
.field{margin-top:18px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.field input{
  width:100%;height:48px;padding:0 14px;
  background:var(--bg-base);
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  color:var(--text-1);
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.field input::placeholder{color:var(--text-3);}
.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft);}
.modal-panel .btn{width:100%;margin-top:22px;}
.modal-aux{margin-top:14px;display:flex;justify-content:space-between;gap:12px;font-size:13px;}
.modal-aux a{color:var(--text-2);}
.modal-aux a:hover{color:var(--brand);}
.modal-close{
  position:absolute;top:16px;right:16px;
  width:36px;height:36px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  color:var(--text-2);border:1px solid var(--line);
}
.modal-close:hover{color:#fff;background:var(--bg-hover);}
.modal{position:fixed;}
.modal-panel{position:relative;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .wrap{padding:0 28px;}
  .top-toolbar{padding:0 28px;}
  .search-box{width:220px;}
}
@media (max-width:1023px){
  :root{--rail:76px;}
  .side-rail{padding:20px 12px;align-items:center;}
  .rail-brand .brandmark{font-size:15px;text-align:center;line-height:1.25;}
  .rail-brand .brand-sub{display:none;}
  .rail-label{display:none;}
  .side-item{justify-content:center;padding:0;width:44px;}
  .side-item span{display:none;}
  .side-item.is-active::before{left:-12px;}
  .btn-login-rail{width:44px;padding:0;}
  .btn-login-rail span{display:none;}
  .rail-foot ul{display:none;}
  .rail-copy{display:none;}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .stats{grid-template-columns:repeat(2,1fr);}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line);}
  .cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767px){
  .side-rail{display:none;}
  .content-shell{margin-left:0;padding-top:60px;}
  .mobile-topbar{display:flex;}
  .top-toolbar{display:none;}
  .wrap{padding:0 18px;}
  .banner{height:auto;min-height:240px;}
  .banner-inner{padding:64px 0 32px;}
  .banner h1{font-size:28px;line-height:1.34;}
  .section{padding:56px 0 0;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .sec-head h2{font-size:23px;}
  .timeline{padding-left:20px;}
  .tl-item::before{left:-20px;top:22px;}
  .tl-card{grid-template-columns:1fr;gap:16px;}
  .tl-thumb{aspect-ratio:16/9;}
  .scene-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr;}
  .stat{border-right:0;border-bottom:1px solid var(--line);}
  .stat:last-child{border-bottom:0;}
  .cta-band{margin-top:56px;padding:48px 0;}
  .cta-inner{padding:28px 20px;}
  .cta-inner h2{font-size:21px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 160px;padding:0 18px;}
  .related{margin-top:56px;}
  .site-footer{margin-top:56px;padding:48px 0 24px;}
  .foot-grid{grid-template-columns:1fr;gap:32px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:14px;}
  .foot-bottom .icp{margin-left:0;}
}
@media (max-width:520px){
  .banner h1{font-size:25px;}
  .tl-card{padding:14px;}
  .btn{height:46px;padding:0 20px;}
}

/* roulang page: category2 */
:root{
  --bg-base:#0D1113;
  --bg-surface:#141A1C;
  --bg-elevated:#1B2325;
  --bg-hover:#222C2E;
  --brand:#14B8A6;
  --brand-deep:#0E8C7E;
  --brand-soft:rgba(20,184,166,.14);
  --accent:#FF7A45;
  --accent-soft:rgba(255,122,69,.16);
  --sand:#F3E3CE;
  --text:#EEF4F3;
  --text-2:#A3B2B1;
  --text-3:#6E7C7B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --ok:#34D399;
  --warn:#FBBF24;
  --err:#F87171;
  --r-card:16px;
  --r-poster:18px;
  --r-btn:10px;
  --r-modal:20px;
  --shadow:0 10px 30px rgba(0,0,0,.45);
  --shadow-hi:0 16px 40px rgba(0,0,0,.55);
  --ease:cubic-bezier(.22,.68,.32,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .24s var(--ease)}
a:hover{color:#3FD6C4}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1280px;margin:0 auto;padding-left:40px;padding-right:40px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:var(--r-btn);
  border:1px solid transparent;font-size:15px;font-weight:600;
  transition:transform .24s var(--ease),background-color .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease),color .24s var(--ease);
}
.btn-primary{background:var(--accent);color:#1A0E07}
.btn-primary:hover{background:#FF8C5C;color:#1A0E07;transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,122,69,.35)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{background:var(--brand-soft);border-color:rgba(20,184,166,.55);color:#fff;transform:translateY(-2px)}
.btn-block{display:flex;width:100%}
.brandmark{display:inline-block;font-size:17px;font-weight:700;color:#fff;letter-spacing:.01em}
.brandmark:hover{color:#fff}
/* ---------- 左侧导航 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:236px;z-index:40;
  display:flex;flex-direction:column;
  padding:24px 0;background:var(--bg-base);
  border-right:1px solid var(--line);
}
.side-brand{padding:0 20px 22px}
.brand-sub{margin:6px 0 0;font-size:12px;color:var(--text-3);letter-spacing:.02em}
.side-nav{display:flex;flex-direction:column;gap:2px;padding:0 12px;flex:1 1 auto;overflow-y:auto}
.side-item{
  position:relative;display:flex;align-items:center;gap:12px;
  height:44px;padding:0 12px;border-radius:10px;
  color:var(--text-2);font-size:15px;
  transition:background-color .24s var(--ease),color .24s var(--ease);
}
.side-item svg{
  width:20px;height:20px;flex:0 0 20px;
  fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;
}
.side-item:hover{background:var(--bg-hover);color:var(--text)}
.side-item.is-active{background:var(--brand-soft);color:#fff}
.side-item.is-active::before{
  content:"";position:absolute;left:-12px;top:9px;bottom:9px;width:3px;
  border-radius:0 3px 3px 0;background:var(--brand);
}
.side-login{display:block;width:calc(100% - 40px);margin:18px 20px 0;min-height:46px;padding:0 14px;font-size:15px}
.side-foot{
  margin-top:18px;padding:18px 20px 0;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:9px;
}
.side-foot a{font-size:13px;color:var(--text-3)}
.side-foot a:hover{color:var(--brand)}
.side-copy{margin-top:4px;font-size:12px;color:var(--text-3)}
/* ---------- 页面主体 ---------- */
.page-body{margin-left:236px;min-height:100vh;display:flex;flex-direction:column}
.topbar{
  position:sticky;top:0;z-index:30;
  height:64px;display:flex;align-items:center;gap:24px;
  padding:0 40px;border-bottom:1px solid transparent;
  background:rgba(13,17,19,.75);
  transition:border-color .24s var(--ease),background-color .24s var(--ease);
}
.topbar.is-scrolled{border-bottom-color:var(--line);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.crumbs{font-size:13px;color:var(--text-3);display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden}
.crumbs a{color:var(--text-2)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{color:var(--text-3)}
.crumbs .current{color:var(--text);overflow:hidden;text-overflow:ellipsis}
.search{position:relative;margin-left:auto;width:280px;flex:0 0 auto}
.search svg{
  position:absolute;left:14px;top:50%;transform:translateY(-50%);
  width:17px;height:17px;fill:none;stroke:var(--text-3);stroke-width:1.6;stroke-linecap:round;
}
.search input{
  width:100%;height:42px;padding:0 14px 0 40px;
  background:var(--bg-base);border:1px solid var(--line);border-radius:var(--r-btn);
  color:var(--text);font-size:14px;transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.search input::placeholder{color:var(--text-3)}
.search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}
.mobilebar{display:none}
/* ---------- 分类横幅 ---------- */
.cat-hero{
  position:relative;min-height:34vh;display:flex;align-items:flex-end;
  padding:72px 0 44px;
  background:#0F1416 url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(13,17,19,.94) 0%,rgba(13,17,19,.80) 48%,rgba(13,17,19,.46) 100%);
}
.cat-hero .container{position:relative;z-index:2}
.hero-tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--accent-soft);color:#FFA47C;font-size:12px;letter-spacing:.04em;font-weight:600;
}
.cat-hero h1{
  margin:18px 0 0;font-size:40px;line-height:1.25;font-weight:700;color:#fff;max-width:900px;
}
.cat-hero .hero-desc{margin:16px 0 0;font-size:15px;color:var(--text-2);max-width:720px}
.hero-crumbs{margin-top:20px;font-size:13px;color:var(--text-3);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.hero-crumbs a{color:var(--text-2)}
.hero-crumbs a:hover{color:var(--brand)}
/* ---------- 板块 ---------- */
.section{padding:88px 0}
.section-alt{background:var(--bg-surface)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{font-size:28px;line-height:1.35}
.section-sub{margin:12px 0 0;font-size:15px;color:var(--text-2);max-width:760px}
.head-link{font-size:14px;color:var(--brand);white-space:nowrap;display:inline-flex;align-items:center;gap:6px}
.head-link:hover{color:#3FD6C4}
/* ---------- 筛选 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.chip{
  height:38px;padding:0 18px;border-radius:999px;
  border:1px solid var(--line-strong);background:transparent;color:var(--text-2);
  font-size:14px;display:inline-flex;align-items:center;
  transition:background-color .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease);
}
.chip:hover{background:var(--brand-soft);border-color:rgba(20,184,166,.5);color:#fff}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.chip:active{transform:translateY(1px)}
/* ---------- 大图网格 ---------- */
.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.gcard{
  position:relative;display:block;border-radius:var(--r-poster);overflow:hidden;
  background:var(--bg-surface);border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.gcard:hover{transform:translateY(-4px);border-color:rgba(20,184,166,.4);box-shadow:var(--shadow-hi)}
.gcard-media{position:relative;aspect-ratio:16/9;background:var(--bg-elevated);overflow:hidden}
.gcard-media img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease)}
.gcard:hover .gcard-media img{transform:scale(1.05)}
.gcard-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,17,19,.05) 26%,rgba(13,17,19,.9) 100%)}
.gcard-badge{
  position:absolute;top:14px;left:14px;height:24px;padding:0 11px;border-radius:999px;
  background:var(--accent-soft);color:#FFA47C;font-size:12px;font-weight:600;letter-spacing:.04em;
  display:inline-flex;align-items:center;backdrop-filter:blur(4px);
}
.gcard-body{position:absolute;left:0;right:0;bottom:0;padding:18px}
.gcard-body h3{font-size:17px;line-height:1.5;font-weight:600;color:#fff;transition:color .24s var(--ease)}
.gcard:hover .gcard-body h3{color:var(--brand)}
.gcard-meta{margin-top:8px;font-size:13px;color:var(--text-2);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.gcard-meta .dot{color:var(--text-3)}
/* ---------- 自检清单 ---------- */
.checks{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  column-gap:56px;border-top:1px solid var(--line);
}
.check{display:flex;gap:18px;padding:24px 0;border-bottom:1px solid var(--line)}
.check-num{
  flex:0 0 auto;font-size:20px;font-weight:600;line-height:1.5;color:var(--accent);
  font-variant-numeric:tabular-nums;min-width:34px;
}
.check h3{font-size:17px;font-weight:600;line-height:1.5;color:var(--text)}
.check p{margin:8px 0 0;font-size:14px;line-height:1.75;color:var(--text-2)}
/* ---------- 处理流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.step{
  padding:26px 24px;border-radius:var(--r-card);
  background:var(--bg-elevated);border:1px solid var(--line);
  transition:border-color .24s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease);
}
.step:hover{border-color:rgba(20,184,166,.4);transform:translateY(-4px);box-shadow:var(--shadow)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:var(--brand-soft);color:var(--brand);font-weight:700;font-size:14px;
  font-variant-numeric:tabular-nums;
}
.step h3{margin:18px 0 0;font-size:17px;font-weight:600}
.step p{margin:10px 0 0;font-size:14px;line-height:1.75;color:var(--text-2)}
/* ---------- CTA ---------- */
.cta-band{
  padding:72px 0;
  background:linear-gradient(115deg,rgba(20,184,166,.12) 0%,rgba(13,17,19,1) 45%,rgba(255,122,69,.12) 100%);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  padding:42px 44px;border-radius:var(--r-modal);
  background:var(--bg-elevated);border:1px solid var(--line);box-shadow:var(--shadow);
}
.cta-inner h2{font-size:26px;line-height:1.4}
.cta-inner p{margin:12px 0 0;font-size:15px;color:var(--text-2);max-width:560px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto}
/* ---------- FAQ ---------- */
.accordion{border:none;background:transparent;max-width:860px;margin:0 auto}
.accordion .accordion-item{border:none;border-bottom:1px solid var(--line);background:transparent}
.accordion .accordion-title{
  display:block;border:none;background:transparent;color:var(--text);
  padding:22px 44px 22px 0;font-size:16px;font-weight:600;position:relative;
  transition:color .24s var(--ease);
}
.accordion .accordion-title:hover{background:transparent;color:var(--brand)}
.accordion .accordion-title h3{font-size:16px;font-weight:600;line-height:1.6;margin:0;color:inherit}
.accordion .accordion-title::before{
  content:"+";position:absolute;right:8px;top:50%;transform:translateY(-50%);
  font-size:19px;font-weight:400;color:var(--brand);line-height:1;
}
.accordion .accordion-item.is-active .accordion-title::before{content:"−"}
.accordion .accordion-content{
  border:none;background:transparent;color:var(--text-2);
  padding:0 44px 22px 0;font-size:15px;line-height:1.8;
}
/* ---------- 互链 ---------- */
.related-wrap{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  padding:34px 36px;border-radius:var(--r-card);
  background:var(--bg-surface);border:1px solid var(--line);
}
.related-wrap h2{font-size:20px;font-weight:600}
.pill-group{display:flex;flex-wrap:wrap;gap:12px}
.pill{
  display:inline-flex;align-items:center;height:40px;padding:0 20px;border-radius:999px;
  border:1px solid var(--line-strong);color:var(--text-2);font-size:14px;
  transition:background-color .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease);
}
.pill:hover{background:var(--brand-soft);border-color:rgba(20,184,166,.5);color:#fff;transform:translateY(-2px)}
.pill.is-current{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.back-home{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-btn);
  border:1px solid var(--line-strong);color:var(--text);font-size:14px;
  transition:background-color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease);
}
.back-home:hover{background:var(--brand-soft);border-color:rgba(20,184,166,.5);color:#fff;transform:translateY(-2px)}
/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-base);border-top:1px solid var(--line);padding:64px 0 26px;margin-top:auto}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:44px}
.foot-brand .brandmark{font-size:18px}
.foot-brand p{margin:14px 0 0;font-size:14px;line-height:1.85;color:var(--text-2);max-width:360px}
.foot-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col a{font-size:14px;color:var(--text-2)}
.foot-col a:hover{color:var(--brand)}
.foot-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px 28px;
  font-size:14px;color:var(--text-3);
}
.foot-links{display:flex;flex-wrap:wrap;gap:20px}
.foot-links a{color:var(--text-2)}
.foot-links a:hover{color:var(--brand)}
.icp{color:var(--text-3);letter-spacing:.02em}
/* ---------- 移动抽屉 ---------- */
.drawer{background:var(--bg-surface);border-left:1px solid var(--line);width:82vw;max-width:320px;padding:24px 20px}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.drawer-close{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line-strong);
  background:transparent;color:var(--text-2);font-size:20px;line-height:1;display:inline-flex;align-items:center;justify-content:center;
}
.drawer-close:hover{background:var(--bg-hover);color:#fff}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin:20px 0}
.drawer-nav .side-item{height:46px}
.drawer-login{margin-top:8px}
.drawer-foot{margin-top:24px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px}
.drawer-foot a{font-size:13px;color:var(--text-2)}
/* ---------- 登录模态 ---------- */
.reveal.login-modal{
  background:var(--bg-elevated);border:1px solid var(--line);border-radius:var(--r-modal);
  box-shadow:var(--shadow-hi);padding:32px;max-width:420px;
}
.login-modal h2{font-size:21px;font-weight:700}
.modal-sub{margin:10px 0 22px;font-size:14px;color:var(--text-2)}
.login-modal label{display:block;font-size:14px;font-weight:600;margin:0 0 8px}
.login-modal input{
  width:100%;height:48px;margin-bottom:18px;padding:0 14px;
  background:var(--bg-base);border:1px solid var(--line);border-radius:var(--r-btn);
  color:var(--text);font-size:15px;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.login-modal input::placeholder{color:var(--text-3)}
.login-modal input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}
.modal-note{margin:16px 0 0;font-size:13px;color:var(--text-2);text-align:center}
.login-modal .close-button{color:var(--text-3);top:14px;right:16px;font-size:22px;line-height:1}
.login-modal .close-button:hover{color:var(--text)}
/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding-left:28px;padding-right:28px}
  .topbar{padding:0 28px}
  .gallery{gap:20px}
}
@media (max-width:1023px){
  .sidebar{width:76px;padding:20px 0;align-items:center}
  .side-brand{padding:0 0 16px;text-align:center;width:100%}
  .side-brand .brandmark{font-size:12px;line-height:1.3;font-weight:700;word-break:break-word;max-width:60px;margin:0 auto;display:block}
  .brand-sub{display:none}
  .side-nav{padding:0 10px;width:100%;align-items:center}
  .side-item{justify-content:center;padding:0;gap:0}
  .side-item span{display:none}
  .side-item.is-active::before{left:-10px}
  .side-login{width:52px;margin:16px auto 0;padding:0;font-size:12px}
  .side-foot{display:none}
  .page-body{margin-left:76px}
  .cat-hero h1{font-size:34px}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .checks{grid-template-columns:1fr;column-gap:0}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .section{padding:64px 0}
}
@media (max-width:767px){
  .sidebar{display:none}
  .page-body{margin-left:0}
  .topbar{display:none}
  .mobilebar{
    display:flex;align-items:center;gap:12px;
    position:sticky;top:0;z-index:50;height:60px;padding:0 18px;
    background:rgba(13,17,19,.94);border-bottom:1px solid var(--line);
    backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  }
  .burger{
    width:44px;height:44px;border-radius:10px;border:1px solid var(--line-strong);
    background:transparent;display:inline-flex;align-items:center;justify-content:center;
  }
  .burger svg{width:20px;height:20px;fill:none;stroke:var(--text);stroke-width:1.6;stroke-linecap:round}
  .mobilebar .brandmark{margin-left:2px;font-size:16px}
  .m-login{margin-left:auto;height:40px;padding:0 16px;border-radius:var(--r-btn);border:none;background:var(--accent);color:#1A0E07;font-size:14px;font-weight:600}
  .container{padding-left:18px;padding-right:18px}
  .cat-hero{min-height:240px;padding:44px 0 32px}
  .cat-hero h1{font-size:28px;line-height:1.3}
  .cat-hero .hero-desc{font-size:14px}
  .section{padding:48px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px}
  .section-head h2{font-size:22px}
  .gallery{grid-template-columns:1fr;gap:18px}
  .filter-bar{gap:8px;margin-bottom:22px;overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px;-ms-overflow-style:none;scrollbar-width:none}
  .filter-bar::-webkit-scrollbar{display:none}
  .chip{flex:0 0 auto}
  .steps{grid-template-columns:1fr}
  .cta-inner{padding:28px 22px}
  .cta-inner h2{font-size:21px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .related-wrap{padding:24px 20px;flex-direction:column;align-items:flex-start}
  .foot-grid{grid-template-columns:1fr;gap:30px}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:14px}
  .accordion .accordion-title{padding-right:36px}
  .accordion .accordion-content{padding-right:20px}
  body{font-size:16px;line-height:1.85}
}
@media (max-width:520px){
  .cat-hero h1{font-size:25px}
  .gcard-body h3{font-size:16px}
  .check-num{font-size:18px;min-width:28px}
}