/* roulang page: index */
:root{
  --paper:#F6F1E7;
  --paper-2:#FFFCF4;
  --ink:#1A1523;
  --ink-soft:#2A2333;
  --primary:#D2542A;
  --primary-strong:#B8431F;
  --teal:#1F6F6B;
  --gold:#F5B841;
  --muted:#6E6678;
  --line:#1A1523;
  --font-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-pixel:"Press Start 2P",ui-monospace,monospace;
  --shadow-xs:2px 2px 0 #1A1523;
  --shadow-sm:3px 3px 0 #1A1523;
  --shadow:4px 4px 0 #1A1523;
  --shadow-lg:6px 6px 0 #1A1523;
  --r-card:2px;
  --r-btn:4px;
  --r-pill:999px;
  --r-nav:10px;
  --page-max:1320px;

  --bs-primary:#D2542A;
  --bs-primary-rgb:210,84,42;
  --bs-body-bg:#F6F1E7;
  --bs-body-color:#2A2333;
  --bs-border-radius:2px;
  --bs-border-radius-sm:2px;
  --bs-border-radius-lg:4px;
  --bs-font-sans-serif:var(--font-sans);
  --bs-body-font-family:var(--font-sans);
  --bs-link-color:#D2542A;
  --bs-link-hover-color:#B8431F;
  --bs-border-color:#1A1523;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink-soft);
  font-family:var(--font-sans);font-size:16px;line-height:1.85;
  text-align:left;overflow-x:hidden;
  font-variant-numeric:tabular-nums;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:900;line-height:1.35;letter-spacing:.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
::selection{background:var(--gold);color:var(--ink)}

.container{width:100%;max-width:var(--page-max)!important;margin-inline:auto;padding-left:24px!important;padding-right:24px!important;}

/* ============ 通用组件 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;line-height:1.2;padding:13px 22px;min-height:44px;
  border-radius:var(--r-btn);border:2px solid var(--line);
  background:var(--paper-2);color:var(--ink);box-shadow:var(--shadow);
  cursor:pointer;text-align:center;white-space:nowrap;
  transition:transform .14s ease,box-shadow .14s ease,background-color .14s ease,border-color .14s ease,color .14s ease;
}
.btn:hover{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--line)}
.btn:active{transform:translate(4px,4px);box-shadow:0 0 0 var(--line)}
.btn-primary{background:var(--primary);color:var(--paper);border-color:var(--line)}
.btn-primary:hover{background:var(--primary-strong);color:var(--paper)}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:rgba(210,84,42,.08);color:var(--primary-strong);border-color:var(--primary-strong)}
.btn-lg{padding:16px 30px;font-size:16px}
.btn-sm{padding:9px 16px;font-size:14px;min-height:44px}
.link-ghost{
  display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:700;color:var(--primary);
  border-bottom:2px solid rgba(210,84,42,.45);padding-bottom:2px;transition:border-color .15s ease,color .15s ease;
}
.link-ghost::after{content:"▪";font-size:12px;transform:translateY(-1px)}
.link-ghost:hover{color:var(--primary-strong);border-color:var(--primary-strong)}

.tag{
  display:inline-flex;align-items:center;padding:3px 12px;border:2px solid var(--teal);
  color:var(--teal);border-radius:var(--r-pill);font-size:12.5px;font-weight:700;line-height:1.7;background:transparent;
}
.tag-gold{border-color:#B98A12;color:#8A6508}
.tag-ink{border-color:var(--ink);color:var(--ink)}

.dot-divider{height:2px;background-image:repeating-linear-gradient(90deg,var(--line) 0 4px,transparent 4px 8px);opacity:.32}

.section{padding:88px 0;position:relative}
.section-tight{padding:64px 0}
.section-alt{background:#FBF6EA}
.section-head{max-width:840px;margin-bottom:44px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.06em;
  color:var(--teal);border:2px solid var(--teal);border-radius:var(--r-pill);padding:5px 14px;margin-bottom:18px;
}
.section-head .eyebrow i{width:8px;height:8px;background:var(--gold);box-shadow:2px 2px 0 var(--ink);display:block}
.section-head h2{font-size:clamp(24px,2.6vw,33px)}
.section-head p{margin-top:16px;color:var(--muted);font-size:16.5px;line-height:1.9;max-width:800px}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.section-head-row h2{font-size:clamp(23px,2.4vw,31px);max-width:760px}
.section-head-row p{margin-top:12px;color:var(--muted);font-size:16px;max-width:720px}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:1035;padding:28px 0 12px;transition:padding .2s ease}
.site-header.is-stuck{padding:10px 0 8px}
.nav-float{
  position:relative;display:flex;align-items:center;gap:18px;
  background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-nav);
  box-shadow:var(--shadow);padding:10px 16px;transition:padding .2s ease,box-shadow .2s ease;
}
.site-header.is-stuck .nav-float{padding:7px 16px;box-shadow:3px 3px 0 var(--line)}
.site-header.is-stuck .nav-float::after{
  content:"";position:absolute;left:16px;right:16px;bottom:3px;height:2px;
  background-image:repeating-linear-gradient(90deg,rgba(26,21,35,.35) 0 4px,transparent 4px 8px);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{display:grid;grid-template-columns:repeat(2,9px);grid-template-rows:repeat(2,9px);gap:2px}
.brand-mark i{display:block;width:9px;height:9px;background:var(--primary)}
.brand-mark i:nth-child(2){background:var(--teal)}
.brand-mark i:nth-child(3){background:var(--gold)}
.brand-mark i:nth-child(4){background:var(--ink)}
.brand-text{font-size:19px;font-weight:900;color:var(--ink);letter-spacing:.03em;white-space:nowrap}
.nav-list{display:flex;align-items:center;gap:2px;margin-inline:auto}
.nav-link{display:inline-block;padding:9px 15px;border-radius:var(--r-pill);font-size:15px;font-weight:500;color:var(--ink-soft);transition:background-color .15s ease,color .15s ease}
.nav-link:hover{background:rgba(31,111,107,.10);color:var(--teal)}
.nav-link.active{background:var(--ink);color:var(--paper);font-weight:700}
.nav-cta{flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border:2px solid var(--line);background:var(--paper-2);
  border-radius:var(--r-btn);box-shadow:var(--shadow-xs);align-items:center;justify-content:center;
  flex-direction:column;gap:4px;cursor:pointer;padding:0;margin-left:auto;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);transition:transform .2s ease,opacity .2s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;border-bottom:2px solid var(--line);padding:76px 0 68px}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;z-index:0}
.hero-bg::before{content:"";position:absolute;inset:0;background:rgba(26,21,35,.86)}
.hero-bg::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(180deg,rgba(246,241,231,.07) 0 1px,transparent 1px 4px)}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;padding:6px 16px;border:2px solid rgba(245,184,65,.7);
  border-radius:var(--r-pill);color:var(--gold);font-size:13px;font-weight:700;letter-spacing:.05em;
}
.hero-badge i{width:8px;height:8px;background:var(--gold);display:block;box-shadow:2px 2px 0 rgba(26,21,35,.8)}
.hero h1{color:var(--paper);font-size:clamp(29px,3.9vw,50px);line-height:1.28;font-weight:900;margin-top:22px;letter-spacing:.005em}
.hero-sub{color:rgba(246,241,231,.84);font-size:17px;line-height:1.95;margin-top:22px;max-width:660px}
.hero-cta{display:flex;flex-wrap:wrap;gap:16px;margin-top:32px}
.hero-points{display:grid;grid-template-columns:repeat(4,1fr);margin-top:38px;border:2px solid rgba(246,241,231,.2)}
.hero-points li{padding:15px 16px 17px;border-right:2px solid rgba(246,241,231,.2)}
.hero-points li:last-child{border-right:0}
.hero-points strong{display:block;font-family:var(--font-pixel);font-size:13px;color:var(--gold);line-height:1.5;letter-spacing:.02em}
.hero-points span{display:block;margin-top:9px;font-size:13px;color:rgba(246,241,231,.68);line-height:1.6}
.hero-panel{
  background:var(--paper);border:2px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow);padding:22px 22px 24px;
}
.hero-panel .panel-cap{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;font-weight:700;color:var(--teal)}
.hero-panel .panel-cap span:last-child{font-family:var(--font-pixel);font-size:10px;color:var(--muted)}
.hero-panel h2{font-size:19px;margin-top:14px;line-height:1.5}
.hero-panel .panel-cover{margin-top:16px;border:2px solid var(--line);border-radius:var(--r-card);overflow:hidden;aspect-ratio:16/9}
.hero-panel .panel-cover img{width:100%;height:100%;object-fit:cover}
.countdown{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px}
.cd-cell{background:var(--ink);border:2px solid var(--line);border-radius:var(--r-card);padding:12px 6px;text-align:center}
.cd-cell .cd-num{display:block;font-family:var(--font-pixel);font-size:16px;color:var(--gold);line-height:1.4}
.cd-cell .cd-lb{display:block;margin-top:7px;font-size:12px;color:rgba(246,241,231,.7)}
.hero-panel .panel-note{margin-top:16px;font-size:13.5px;color:var(--muted);line-height:1.75}
.hero-panel .panel-form{display:flex;gap:10px;margin-top:16px}
.hero-panel .panel-form input{
  flex:1;min-width:0;padding:12px 14px;border:2px solid var(--line);border-radius:var(--r-btn);
  background:var(--paper-2);font-size:14.5px;color:var(--ink);font-family:inherit;
}
.hero-panel .panel-form input:focus{outline:none;border-color:var(--primary);box-shadow:var(--shadow-xs)}

/* ============ 指标看板 ============ */
.stats-band{background:var(--ink);border-top:2px solid var(--line);border-bottom:2px solid var(--line);padding:74px 0;position:relative;overflow:hidden}
.stats-band::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(180deg,rgba(246,241,231,.05) 0 1px,transparent 1px 5px);pointer-events:none}
.stats-band .container{position:relative;z-index:2}
.stats-band .section-head .eyebrow{color:var(--gold);border-color:rgba(245,184,65,.6)}
.stats-band .section-head h2{color:var(--paper)}
.stats-band .section-head p{color:rgba(246,241,231,.7)}
.stats-grid{display:grid;grid-template-columns:repeat(6,1fr);border:2px solid rgba(246,241,231,.18)}
.stat-cell{padding:26px 20px 28px;border-right:2px solid rgba(246,241,231,.18)}
.stat-cell:last-child{border-right:0}
.stat-num{display:block;font-family:var(--font-pixel);font-size:15px;color:var(--gold);line-height:1.5;letter-spacing:.02em}
.stat-label{display:block;margin-top:14px;font-size:15px;font-weight:700;color:var(--paper)}
.stat-note{display:block;margin-top:6px;font-size:13px;line-height:1.7;color:rgba(246,241,231,.6)}

/* ============ 分类入口 ============ */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.cat-card{
  display:flex;flex-direction:column;background:var(--paper-2);border:2px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--shadow);overflow:hidden;
  transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;
}
.cat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.cat-thumb{position:relative;aspect-ratio:16/9;border-bottom:2px solid var(--line);overflow:hidden}
.cat-thumb img{width:100%;height:100%;object-fit:cover}
.cat-thumb .cat-no{
  position:absolute;top:10px;left:10px;font-family:var(--font-pixel);font-size:10px;
  background:var(--ink);color:var(--gold);padding:6px 8px;border:2px solid var(--gold);
}
.cat-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.cat-body h3{font-size:17px;line-height:1.55}
.cat-body p{font-size:14px;color:var(--muted);line-height:1.78;flex:1}
.cat-body .cat-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag-wall{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.tag-wall a{
  display:inline-flex;align-items:center;padding:9px 18px;min-height:44px;border:2px solid var(--line);
  border-radius:var(--r-pill);background:var(--paper-2);font-size:14px;font-weight:600;
  transition:background-color .15s ease,color .15s ease,transform .15s ease,box-shadow .15s ease;
}
.tag-wall a:hover{background:var(--teal);color:var(--paper);transform:translate(1px,1px);box-shadow:var(--shadow-xs)}

/* ============ 专题导航条 ============ */
.topic-rail{display:flex;gap:16px;overflow-x:auto;padding:6px 2px 20px;scrollbar-width:thin}
.topic-rail::-webkit-scrollbar{height:8px}
.topic-rail::-webkit-scrollbar-thumb{background:var(--ink);border-radius:0}
.topic-rail::-webkit-scrollbar-track{background:rgba(26,21,35,.08)}
.topic-item{
  flex:0 0 auto;display:flex;align-items:center;gap:12px;padding:15px 22px;min-height:56px;
  border:2px solid var(--line);border-radius:var(--r-card);background:var(--paper-2);
  box-shadow:var(--shadow-xs);font-size:15px;font-weight:700;color:var(--ink);
  transition:transform .15s ease,background-color .15s ease,box-shadow .15s ease;
}
.topic-item:hover{transform:translateY(-2px);background:var(--gold);box-shadow:var(--shadow-sm)}
.pix-block{width:16px;height:16px;background:var(--primary);flex:0 0 auto;box-shadow:2px 2px 0 var(--ink)}
.pix-block.teal{background:var(--teal)}
.pix-block.gold{background:var(--gold)}
.pix-block.ink{background:var(--ink);box-shadow:2px 2px 0 var(--primary)}

/* ============ 服务矩阵 ============ */
.matrix{display:grid;grid-template-columns:1.38fr 1fr;gap:24px;align-items:stretch}
.matrix-main{
  background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column;
}
.matrix-main .m-thumb{border-bottom:2px solid var(--line);aspect-ratio:16/9;overflow:hidden}
.matrix-main .m-thumb img{width:100%;height:100%;object-fit:cover}
.matrix-main .m-body{padding:28px 28px 30px;display:flex;flex-direction:column;gap:14px;flex:1}
.matrix-main h3{font-size:22px;line-height:1.45}
.matrix-main p{font-size:15.5px;color:var(--muted);line-height:1.9;flex:1}
.matrix-side{display:grid;grid-template-rows:repeat(3,1fr);gap:24px}
.mini-card{
  background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-xs);padding:22px 22px 20px;display:flex;flex-direction:column;gap:10px;
  transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease;
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--primary)}
.mini-card h3{font-size:17px;line-height:1.55}
.mini-card p{font-size:14px;color:var(--muted);line-height:1.8}
.mini-icon{width:24px;height:24px;box-shadow:2px 2px 0 var(--ink)}

/* ============ 榜单 ============ */
.rank-list{border-top:2px solid var(--line)}
.rank-row{
  display:grid;grid-template-columns:64px 1fr 210px 132px;gap:24px;align-items:center;
  padding:22px 0;border-bottom:2px solid rgba(26,21,35,.16);transition:background-color .15s ease;
}
.rank-row:hover{background:#FBF6EA}
.rank-no{font-family:var(--font-pixel);font-size:15px;color:var(--primary);letter-spacing:.04em}
.rank-row h3{font-size:17px;line-height:1.5}
.rank-row .rank-desc{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.75}
.rank-row .rank-tags{display:flex;flex-wrap:wrap;gap:8px}
.rank-thumb{aspect-ratio:16/10;border:2px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.rank-thumb img{width:100%;height:100%;object-fit:cover}

/* ============ 对比表 ============ */
.compare{border:2px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--paper-2);box-shadow:var(--shadow)}
.compare-row{display:grid;grid-template-columns:.82fr 1fr 1fr;border-bottom:2px solid var(--line)}
.compare-row:last-child{border-bottom:0}
.compare-row > div{padding:18px 20px;border-right:2px solid var(--line);font-size:14.5px;line-height:1.8;color:var(--ink-soft)}
.compare-row > div:last-child{border-right:0}
.compare-head{background:var(--ink)}
.compare-head > div{color:var(--paper);font-weight:800;font-size:15px;border-right-color:rgba(246,241,231,.22)}
.compare-head > div:last-child{color:var(--gold)}
.compare-row.diff > div:first-child{border-left:6px solid var(--gold);font-weight:700;color:var(--ink)}
.compare-row.diff{background:#FDF4E0}

/* ============ 时间轴 ============ */
.timeline{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:24px;padding-top:40px;margin-top:12px}
.timeline::before{
  content:"";position:absolute;top:9px;left:2%;right:2%;height:2px;
  background-image:repeating-linear-gradient(90deg,var(--ink) 0 6px,transparent 6px 12px);opacity:.5;
}
.tl-node{position:relative;padding-top:38px}
.tl-dot{position:absolute;top:0;left:0;width:20px;height:20px;background:var(--gold);border:2px solid var(--line)}
.tl-node time{display:block;font-family:var(--font-pixel);font-size:11px;color:var(--teal);letter-spacing:.04em}
.tl-node h3{margin-top:12px;font-size:16.5px;line-height:1.5}
.tl-node p{margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.78}

/* ============ 资讯列表 ============ */
.news-list{border-top:2px solid var(--line)}
.news-row{
  display:grid;grid-template-columns:1fr 360px;gap:36px;align-items:center;
  padding:26px 0;border-bottom:2px solid rgba(26,21,35,.16);
}
.news-row:nth-child(even){grid-template-columns:360px 1fr}
.news-row:nth-child(even) .news-text{order:2}
.news-row:nth-child(even) .news-thumb{order:1}
.news-thumb{aspect-ratio:16/10;border:2px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.date-pixel{
  display:inline-block;font-family:var(--font-pixel);font-size:10px;letter-spacing:.06em;
  background:var(--teal);color:var(--paper);padding:6px 9px;border:2px solid var(--line);
}
.news-text h3{font-size:18px;margin-top:14px;line-height:1.5}
.news-text p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.8}

/* ============ 平台保障 ============ */
.guard-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.guard-card{
  background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-xs);padding:24px 22px;display:flex;flex-direction:column;gap:12px;
}
.guard-card:nth-child(2){transform:translateY(16px)}
.guard-card:nth-child(4){transform:translateY(-10px)}
.guard-card:nth-child(5){transform:translateY(8px)}
.guard-icon{width:24px;height:24px;box-shadow:2px 2px 0 var(--ink)}
.guard-card h3{font-size:16.5px}
.guard-card p{font-size:14px;color:var(--muted);line-height:1.78}

/* ============ 快速解答 ============ */
.qa-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.qa-pill{
  border:2px solid var(--line);border-radius:var(--r-card);background:var(--paper-2);
  box-shadow:var(--shadow-xs);padding:0;overflow:hidden;
}
.qa-pill summary{
  cursor:pointer;list-style:none;padding:16px 18px;min-height:44px;
  display:flex;align-items:center;gap:12px;font-size:15px;font-weight:700;color:var(--ink);
}
.qa-pill summary::-webkit-details-marker{display:none}
.qa-pill summary::before{
  content:"+";flex:0 0 auto;width:20px;height:20px;border:2px solid var(--line);background:var(--gold);
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:900;color:var(--ink);
}
.qa-pill[open] summary::before{content:"−";background:var(--primary);color:var(--paper)}
.qa-pill[open] summary{border-left:4px solid var(--primary)}
.qa-pill p{padding:0 18px 18px 50px;font-size:14px;color:var(--muted);line-height:1.85}

/* ============ FAQ 手风琴 ============ */
.faq-columns{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
.faq-accordion .accordion-item{
  border:2px solid var(--line);border-radius:var(--r-card);background:var(--paper-2);
  margin-bottom:16px;overflow:hidden;box-shadow:var(--shadow-xs);
}
.faq-accordion .accordion-button{
  background:var(--paper-2);color:var(--ink);font-weight:800;font-size:15.5px;line-height:1.6;
  padding:18px 56px 18px 18px;border:0;box-shadow:none;position:relative;width:100%;text-align:left;
  display:flex;align-items:center;gap:12px;
}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:2px solid var(--gold);outline-offset:-4px}
.faq-accordion .accordion-button:not(.collapsed){background:#FDF4E0;color:var(--primary);border-left:4px solid var(--primary)}
.faq-accordion .accordion-button::after{display:none}
.faq-no{font-family:var(--font-pixel);font-size:10px;color:var(--muted);flex:0 0 auto;letter-spacing:.04em}
.faq-sign{
  position:absolute;right:16px;top:50%;transform:translateY(-50%);
  width:22px;height:22px;border:2px solid var(--line);background:var(--gold);
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:900;color:var(--ink);
}
.faq-sign::before{content:"+"}
.accordion-button:not(.collapsed) .faq-sign::before{content:"−"}
.faq-accordion .accordion-body{padding:4px 20px 20px;font-size:14.5px;line-height:1.9;color:var(--muted)}

/* ============ 用户口碑 ============ */
.voices{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.voice-card{
  background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-xs);padding:22px;display:flex;flex-direction:column;gap:14px;
}
.voice-card.tall{padding-bottom:34px}
.voice-head{display:flex;align-items:center;gap:12px}
.voice-avatar{width:36px;height:36px;background:var(--teal);box-shadow:2px 2px 0 var(--ink);flex:0 0 auto}
.voice-avatar.a2{background:var(--primary)}
.voice-avatar.a3{background:var(--gold)}
.voice-head strong{font-size:15px;color:var(--ink);display:block}
.voice-head span{font-size:12.5px;color:var(--muted)}
.voice-card p{font-size:14.5px;color:var(--ink-soft);line-height:1.9}

/* ============ 合作生态 ============ */
.partner-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;margin-top:8px}
.partner-box{
  min-height:88px;border:2px solid var(--line);border-radius:var(--r-card);background:var(--paper-2);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:14px;font-weight:700;color:var(--ink);padding:14px;box-shadow:var(--shadow-xs);
  transition:background-color .15s ease,transform .15s ease;
}
.partner-box:hover{background:var(--gold);transform:translateY(-2px)}

/* ============ 订阅条 ============ */
.sub-bar{background:var(--primary);border-top:2px solid var(--line);border-bottom:2px solid var(--line);padding:44px 0}
.sub-bar .sub-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center}
.sub-bar h2{color:var(--paper);font-size:clamp(21px,2.2vw,28px);line-height:1.45}
.sub-bar p{color:rgba(246,241,231,.86);font-size:15px;margin-top:12px;line-height:1.85}
.sub-form{display:flex;gap:12px;flex-wrap:wrap}
.sub-form input{
  flex:1;min-width:200px;padding:13px 16px;min-height:48px;border:2px solid var(--line);
  border-radius:var(--r-btn);background:var(--paper);font-size:15px;color:var(--ink);font-family:inherit;
}
.sub-form input:focus{outline:none;border-color:var(--gold);box-shadow:var(--shadow-xs)}
.sub-bar .btn{background:var(--ink);color:var(--paper);border-color:var(--line)}
.sub-bar .btn:hover{background:#2A2333}

/* ============ 转化表单 ============ */
.convert{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.convert-info h2{font-size:clamp(23px,2.5vw,32px);line-height:1.45}
.convert-info > p{margin-top:18px;font-size:15.5px;color:var(--muted);line-height:1.9}
.convert-points{margin-top:26px;display:grid;gap:16px}
.convert-points li{display:flex;gap:14px;align-items:flex-start;font-size:15px;line-height:1.8}
.convert-points li .pix-block{margin-top:6px}
.form-card{
  background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow);padding:28px;
}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:700;color:var(--ink);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;padding:13px 14px;border:2px solid var(--line);border-radius:var(--r-btn);
  background:var(--paper);font-size:15px;color:var(--ink);font-family:inherit;line-height:1.6;
  transition:border-color .15s ease,box-shadow .15s ease;
}
.field textarea{min-height:110px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--primary);box-shadow:var(--shadow-xs)}
.field .hint{display:block;margin-top:7px;font-size:12.5px;color:var(--muted)}
.field .err{display:none;margin-top:7px;font-size:12.5px;font-weight:700;color:#A6381A}
.field .err::before{content:"!";display:inline-flex;align-items:center;justify-content:center;width:15px;height:15px;background:#A6381A;color:var(--paper);font-size:11px;margin-right:6px;vertical-align:-2px}
.field.has-error input,.field.has-error select{border-color:#A6381A}
.field.has-error .err{display:block}
.form-card .btn{width:100%}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(246,241,231,.78);padding:72px 0 0;position:relative;overflow:hidden}
.site-footer::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(180deg,rgba(246,241,231,.04) 0 1px,transparent 1px 5px);pointer-events:none}
.site-footer .container{position:relative;z-index:2}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:52px}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-brand .brand-text{color:var(--paper)}
.footer-brand .brand-mark i:nth-child(4){background:var(--gold)}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(246,241,231,.66);margin-top:18px}
.site-footer h3{color:var(--paper);font-size:15.5px;margin-bottom:18px;letter-spacing:.04em}
.footer-links li{margin-bottom:11px}
.footer-links a{font-size:14.5px;color:rgba(246,241,231,.72);transition:color .15s ease,padding-left .15s ease}
.footer-links a:hover{color:var(--gold);padding-left:4px}
.footer-form{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.footer-form input{
  flex:1;min-width:150px;padding:12px 14px;min-height:46px;border:2px solid rgba(246,241,231,.35);
  border-radius:var(--r-btn);background:rgba(246,241,231,.06);color:var(--paper);font-size:14px;font-family:inherit;
}
.footer-form input::placeholder{color:rgba(246,241,231,.45)}
.footer-form input:focus{outline:none;border-color:var(--gold)}
.footer-form .btn{box-shadow:3px 3px 0 var(--gold)}
.footer-form .btn:hover{box-shadow:2px 2px 0 var(--gold)}
.footer-bottom{
  border-top:2px solid rgba(246,241,231,.2);padding:22px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:13.5px;
}
.footer-bottom .fb-links{display:flex;gap:20px;flex-wrap:wrap}
.footer-bottom a{color:rgba(246,241,231,.72)}
.footer-bottom a:hover{color:var(--gold)}
.footer-contact{display:grid;gap:10px;margin-top:18px;font-size:14px}
.footer-contact span{color:rgba(246,241,231,.72)}
.footer-contact strong{color:var(--paper);font-weight:700}

/* ============ 响应式 ============ */
@media (max-width:1399px){
  .stats-grid{grid-template-columns:repeat(3,1fr)}
  .stat-cell:nth-child(3n){border-right:0}
  .stat-cell{border-bottom:2px solid rgba(246,241,231,.18)}
  .stat-cell:nth-child(n+4){border-bottom:0}
}
@media (max-width:1199px){
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .partner-grid{grid-template-columns:repeat(4,1fr)}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .guard-card:nth-child(2),.guard-card:nth-child(4),.guard-card:nth-child(5){transform:none}
}
@media (max-width:991px){
  .site-header{padding:18px 0 10px}
  .nav-toggle{display:flex}
  .nav-cta{display:none}
  .nav-list{
    position:fixed;inset:0;z-index:1040;margin:0;background:var(--paper);
    flex-direction:column;align-items:stretch;justify-content:center;gap:6px;
    padding:110px 32px 40px;transform:translateY(-102%);
    transition:transform .28s ease;overflow-y:auto;
  }
  .nav-list.is-open{transform:translateY(0)}
  .nav-link{font-size:23px;font-weight:700;padding:18px 10px;border-bottom:2px solid rgba(26,21,35,.14);border-radius:0}
  .nav-link.active{background:transparent;color:var(--primary)}
  .nav-link:hover{background:transparent;color:var(--primary);padding-left:18px}
  .hero{padding:52px 0 48px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-points{grid-template-columns:repeat(2,1fr)}
  .hero-points li:nth-child(2){border-right:0}
  .hero-points li:nth-child(1),.hero-points li:nth-child(2){border-bottom:2px solid rgba(246,241,231,.2)}
  .section{padding:56px 0}
  .section-tight{padding:48px 0}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .matrix{grid-template-columns:1fr}
  .matrix-side{grid-template-rows:auto;grid-template-columns:1fr 1fr}
  .matrix-side .mini-card:last-child{grid-column:1 / -1}
  .rank-row{grid-template-columns:52px 1fr;gap:16px;padding:20px 0}
  .rank-row .rank-thumb{grid-column:1 / -1;max-width:340px}
  .rank-row .rank-tags{grid-column:1 / -1}
  .news-row,.news-row:nth-child(even){grid-template-columns:1fr;gap:20px}
  .news-row:nth-child(even) .news-text,.news-row:nth-child(even) .news-thumb{order:0}
  .timeline{grid-template-columns:1fr;gap:0;padding-top:24px}
  .timeline::before{display:none}
  .tl-node{padding:0 0 28px 34px;border-left:2px dotted rgba(26,21,35,.45);margin-left:9px}
  .tl-dot{top:2px;left:-11px}
  .tl-node:last-child{border-left-color:transparent;padding-bottom:0}
  .faq-columns{grid-template-columns:1fr}
  .qa-grid{grid-template-columns:1fr}
  .voices{grid-template-columns:1fr}
  .partner-grid{grid-template-columns:repeat(3,1fr)}
  .sub-bar .sub-inner{grid-template-columns:1fr;gap:24px}
  .convert{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:767px){
  .container{padding-left:16px!important;padding-right:16px!important}
  .hero h1{font-size:30px}
  .hero-sub{font-size:15.5px}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat-cell:nth-child(3n){border-right:2px solid rgba(246,241,231,.18)}
  .stat-cell:nth-child(2n){border-right:0}
  .stat-cell:nth-child(n+5){border-bottom:0}
  .stat-cell{padding:20px 16px 22px}
  .cat-grid{grid-template-columns:1fr}
  .matrix-side{grid-template-columns:1fr}
  .matrix-side .mini-card:last-child{grid-column:auto}
  .guard-grid{grid-template-columns:1fr}
  .partner-grid{grid-template-columns:repeat(2,1fr)}
  .compare-row{grid-template-columns:1fr}
  .compare-row > div{border-right:0;border-bottom:2px solid rgba(26,21,35,.16)}
  .compare-row > div:last-child{border-bottom:0}
  .compare-head{display:none}
  .compare-row > div:first-child{background:var(--ink);color:var(--paper);font-weight:800}
  .convert-points li{font-size:14.5px}
  .form-card{padding:20px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:575px){
  .hero-points{grid-template-columns:1fr}
  .hero-points li{border-right:0;border-bottom:2px solid rgba(246,241,231,.2)}
  .hero-points li:last-child{border-bottom:0}
  .stats-grid{grid-template-columns:1fr}
  .stat-cell{border-right:0!important;border-bottom:2px solid rgba(246,241,231,.18)!important}
  .stat-cell:last-child{border-bottom:0!important}
  .brand-text{font-size:17px}
  .cd-cell .cd-num{font-size:13px}
  .partner-grid{grid-template-columns:1fr}
  .qa-pill p{padding-left:18px}
}

/* roulang page: category1 */
:root{
 --paper:#F6F1E7;
 --paper-2:#FFFCF4;
 --ink:#1A1523;
 --ink-soft:#2A2333;
 --primary:#D2542A;
 --primary-strong:#B8431F;
 --teal:#1F6F6B;
 --gold:#F5B841;
 --muted:#6E6678;
 --line:#1A1523;
 --font-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
 --font-pixel:"Press Start 2P",ui-monospace,monospace;
 --shadow-xs:2px 2px 0 #1A1523;
 --shadow-sm:3px 3px 0 #1A1523;
 --shadow:4px 4px 0 #1A1523;
 --shadow-lg:6px 6px 0 #1A1523;
 --r-card:2px;
 --r-btn:4px;
 --r-pill:999px;
 --r-nav:10px;
 --page-max:1320px;

 --bs-primary:#D2542A;
 --bs-primary-rgb:210,84,42;
 --bs-body-bg:#F6F1E7;
 --bs-body-color:#2A2333;
 --bs-border-radius:2px;
 --bs-border-radius-sm:2px;
 --bs-border-radius-lg:4px;
 --bs-font-sans-serif:var(--font-sans);
 --bs-body-font-family:var(--font-sans);
 --bs-link-color:#D2542A;
 --bs-link-hover-color:#B8431F;
 --bs-border-color:#1A1523;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;background:var(--paper);color:var(--ink-soft);
 font-family:var(--font-sans);font-size:16px;line-height:1.85;
 text-align:left;overflow-x:hidden;font-variant-numeric:tabular-nums;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1.2em}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0 0 1rem;color:var(--ink);font-weight:800;line-height:1.35;letter-spacing:.01em}
h1{font-size:clamp(30px,3.6vw,46px);font-weight:900;line-height:1.3}
h2{font-size:clamp(24px,2.6vw,33px)}
h3{font-size:20px}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
::selection{background:var(--gold);color:var(--ink)}
.container{width:100%;max-width:var(--page-max)!important;margin-inline:auto;padding-left:24px!important;padding-right:24px!important}

/* ---------- 通用组件 ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 font-size:15px;font-weight:700;line-height:1.2;padding:13px 22px;min-height:44px;
 border-radius:var(--r-btn);border:2px solid var(--line);
 background:var(--paper-2);color:var(--ink);box-shadow:var(--shadow);
 cursor:pointer;text-align:center;white-space:nowrap;
 transition:transform .14s ease,box-shadow .14s ease,background-color .14s ease,border-color .14s ease,color .14s ease;
}
.btn:hover{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--line)}
.btn:active{transform:translate(4px,4px);box-shadow:0 0 0 var(--line)}
.btn-primary{background:var(--primary);color:var(--paper);border-color:var(--line)}
.btn-primary:hover{background:var(--primary-strong);color:#FFF6EE}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary);box-shadow:var(--shadow)}
.btn-outline:hover{background:rgba(210,84,42,.08);color:var(--primary-strong);border-color:var(--primary-strong)}
.btn-gold{background:var(--gold);color:var(--ink);border-color:var(--line)}
.btn-lg{padding:16px 30px;font-size:16px}
.btn-sm{padding:9px 16px;font-size:14px;min-height:44px}
.btn-block{width:100%}
.tag{
 display:inline-flex;align-items:center;padding:3px 12px;border:2px solid var(--teal);
 color:var(--teal);border-radius:var(--r-pill);font-size:12.5px;font-weight:700;line-height:1.7;background:transparent;
 white-space:nowrap;
}
.tag-gold{border-color:#B98A12;color:#8A6508}
.tag-ink{border-color:var(--ink);color:var(--ink)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.dot-divider{height:2px;background-image:repeating-linear-gradient(90deg,var(--line) 0 4px,transparent 4px 8px);opacity:.3;margin:32px 0}
.pixel-num{font-family:var(--font-pixel);font-size:11px;letter-spacing:.08em;color:var(--teal)}
.section{padding:84px 0;position:relative}
.section-tight{padding:60px 0}
.section-alt{background:#FBF6EA}
.section-dark{background:var(--ink);color:#F6F1E7}
.section-dark h2,.section-dark h3{color:#F6F1E7}
.section-head{max-width:860px;margin-bottom:40px}
.section-head .eyebrow{
 display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.06em;
 color:var(--teal);border:2px solid var(--teal);border-radius:var(--r-pill);padding:5px 14px;margin-bottom:18px;background:rgba(31,111,107,.06);
}
.section-head .eyebrow i{width:8px;height:8px;background:var(--gold);box-shadow:2px 2px 0 var(--ink);display:block}
.section-head p{margin-top:16px;color:var(--muted);font-size:16.5px;line-height:1.9;max-width:800px}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.section-head-row p{margin-top:12px;color:var(--muted);font-size:16px;max-width:720px}
.text-link{
 display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--primary);
 border-bottom:2px solid transparent;padding-bottom:2px;
 transition:border-color .15s ease,color .15s ease;
}
.text-link::before{content:"";width:8px;height:8px;background:var(--primary);box-shadow:2px 2px 0 var(--ink);display:inline-block;flex:0 0 auto}
.text-link:hover{color:var(--primary-strong);border-color:var(--primary-strong)}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:1035;padding:28px 0 12px;transition:padding .2s ease;background:linear-gradient(180deg,rgba(246,241,231,.92),rgba(246,241,231,0))}
.site-header.is-stuck{padding:10px 0 8px;background:var(--paper)}
.nav-float{
 position:relative;display:flex;align-items:center;gap:18px;
 background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-nav);
 box-shadow:var(--shadow);padding:10px 16px;transition:padding .2s ease,box-shadow .2s ease;
}
.site-header.is-stuck .nav-float{padding:7px 16px;box-shadow:3px 3px 0 var(--line)}
.site-header.is-stuck .nav-float::after{
 content:"";position:absolute;left:16px;right:16px;bottom:3px;height:2px;
 background-image:repeating-linear-gradient(90deg,rgba(26,21,35,.35) 0 4px,transparent 4px 8px);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{display:grid;grid-template-columns:repeat(2,9px);grid-template-rows:repeat(2,9px);gap:2px}
.brand-mark i{display:block;width:9px;height:9px;background:var(--primary)}
.brand-mark i:nth-child(2){background:var(--teal)}
.brand-mark i:nth-child(3){background:var(--gold)}
.brand-mark i:nth-child(4){background:var(--ink)}
.brand-text{font-size:19px;font-weight:900;color:var(--ink);letter-spacing:.03em;white-space:nowrap}
.nav-list{display:flex;align-items:center;gap:2px;margin-inline:auto}
.nav-link{display:inline-block;padding:9px 15px;border-radius:var(--r-pill);font-size:15px;font-weight:500;color:var(--ink-soft);transition:background-color .15s ease,color .15s ease}
.nav-link:hover{background:rgba(31,111,107,.10);color:var(--teal)}
.nav-link.active{background:var(--ink);color:var(--paper);font-weight:700}
.nav-cta{flex-shrink:0}
.nav-toggle{
 display:none;width:44px;height:44px;border:2px solid var(--line);background:var(--paper-2);
 border-radius:var(--r-btn);box-shadow:var(--shadow-xs);align-items:center;justify-content:center;
 flex-direction:column;gap:4px;cursor:pointer;padding:0;margin-left:auto;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- 分类头部 ---------- */
.cat-main{padding-top:8px}
.crumb{margin-bottom:22px}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted)}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:var(--muted);opacity:.6}
.crumb a{border-bottom:2px solid transparent;transition:border-color .15s ease,color .15s ease}
.crumb a:hover{color:var(--primary);border-color:var(--primary)}
.crumb [aria-current="page"]{color:var(--ink);font-weight:700}
.cat-head{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:40px;align-items:start}
.cat-title{border-left:4px solid var(--primary);padding-left:22px}
.cat-title h1{margin-bottom:18px}
.cat-title p{color:var(--muted);font-size:16.5px;line-height:1.95;margin-bottom:1em}
.cat-aside{
 background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-card);
 box-shadow:var(--shadow);padding:22px 24px;
}
.cat-aside h2{font-size:18px;margin-bottom:14px}
.cat-aside ul{display:grid;gap:12px}
.cat-aside li{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:baseline;font-size:14.5px;color:var(--ink-soft)}
.cat-aside li strong{font-size:20px;font-weight:900;color:var(--primary)}
.cat-aside li em{font-style:normal;font-family:var(--font-pixel);font-size:10px;color:var(--teal)}
.stat-strip{
 margin-top:34px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
 background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-sm);
 overflow:hidden;
}
.stat-strip div{padding:16px 20px;border-right:2px solid var(--line)}
.stat-strip div:last-child{border-right:0}
.stat-strip span{display:block;font-size:12.5px;color:var(--muted);letter-spacing:.04em}
.stat-strip strong{display:block;font-size:20px;font-weight:900;color:var(--ink);margin-top:2px;font-variant-numeric:tabular-nums}
.stat-strip strong b{color:var(--primary);font-weight:900}

/* ---------- 收录维度 ---------- */
.dim-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.dim-card{
 background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-card);
 padding:22px 22px 24px;box-shadow:var(--shadow-sm);transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;
}
.dim-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.dim-card .pixel-num{display:block;margin-bottom:10px}
.dim-card h3{font-size:18px;margin-bottom:10px}
.dim-card p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.85}

/* ---------- 列表主体 ---------- */
.list-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:36px;align-items:start}
.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.card-post{
 background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-card);
 box-shadow:var(--shadow);overflow:hidden;
 transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;
}
.card-post:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.card-thumb{position:relative;border-bottom:2px solid var(--line);background:#EDE4D4}
.card-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover}
.card-thumb::after{
 content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
 background-image:repeating-linear-gradient(90deg,var(--line) 0 4px,transparent 4px 8px);opacity:.35;
}
.card-body{padding:20px 22px 22px}
.card-body h3{font-size:18.5px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body p{font-size:14.5px;color:var(--muted);line-height:1.85;margin-bottom:14px}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}

.row-list{display:grid;gap:0;margin-top:26px}
.row-item{position:relative;display:grid;grid-template-columns:132px minmax(0,1fr);gap:20px;padding:20px 0;align-items:start}
.row-item::after{
 content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
 background-image:repeating-linear-gradient(90deg,var(--line) 0 4px,transparent 4px 8px);opacity:.22;
}
.row-item:last-child::after{display:none}
.row-thumb{border:2px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:#EDE4D4}
.row-thumb img{width:100%;height:99px;object-fit:cover}
.row-item h3{font-size:17px;line-height:1.55;margin-bottom:8px}
.row-item h3 a:hover{color:var(--primary)}
.row-item p{font-size:14.5px;color:var(--muted);line-height:1.8;margin-bottom:10px}
.row-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.row-meta .date{font-family:var(--font-pixel);font-size:10px;color:var(--teal);letter-spacing:.06em}
.pixel-line{height:2px;background-image:repeating-linear-gradient(90deg,var(--line) 0 4px,transparent 4px 8px);opacity:.28;margin:28px 0}

.list-foot{display:flex;justify-content:center;margin-top:38px}

/* ---------- 侧栏 ---------- */
.side-stack{display:grid;gap:24px;position:sticky;top:104px}
.side-card{background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-sm);padding:22px 22px 24px}
.side-card h2{font-size:17.5px;margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--line)}
.side-rank{display:grid;gap:14px;counter-reset:rank}
.side-rank li{display:grid;grid-template-columns:auto minmax(0,1fr);gap:12px;align-items:start;font-size:14.5px;line-height:1.7}
.side-rank li::before{
 counter-increment:rank;content:"0" counter(rank);
 font-family:var(--font-pixel);font-size:10px;color:var(--primary);padding-top:4px;
}
.side-rank a:hover{color:var(--primary)}
.side-tags{display:flex;flex-wrap:wrap;gap:8px}
.side-tags a{
 display:inline-flex;align-items:center;padding:4px 12px;border:2px solid var(--teal);border-radius:var(--r-pill);
 font-size:12.5px;font-weight:700;color:var(--teal);transition:background-color .15s ease,color .15s ease;
}
.side-tags a:hover{background:var(--teal);color:#F6F1E7}
.side-sub p{font-size:14px;color:var(--muted);margin-bottom:14px}

/* ---------- 专题条 ---------- */
.topic-strips{display:grid;gap:18px}
.topic-strip{
 display:grid;grid-template-columns:120px minmax(0,1fr) auto;gap:20px;align-items:center;
 background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-sm);
 padding:14px 20px 14px 14px;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;
}
.topic-strip:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.topic-strip img{width:120px;height:76px;object-fit:cover;border:2px solid var(--line);border-radius:var(--r-card)}
.topic-strip h3{font-size:17.5px;margin-bottom:6px}
.topic-strip p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.8}
.topic-strip .go{font-family:var(--font-pixel);font-size:11px;color:var(--primary);white-space:nowrap}

/* ---------- 相关分类胶囊 ---------- */
.pill-wall{display:flex;flex-wrap:wrap;gap:12px}
.pill-wall a{
 display:inline-flex;align-items:center;gap:8px;padding:9px 18px;min-height:44px;
 border:2px solid var(--line);border-radius:var(--r-pill);background:var(--paper-2);
 font-size:14.5px;font-weight:700;color:var(--ink);box-shadow:var(--shadow-xs);
 transition:transform .14s ease,box-shadow .14s ease,background-color .14s ease,color .14s ease;
}
.pill-wall a::before{content:"";width:8px;height:8px;background:var(--teal);display:block;flex:0 0 auto}
.pill-wall a:hover{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--line);background:var(--ink);color:var(--paper)}
.pill-wall a:hover::before{background:var(--gold)}

/* ---------- 最新收录动态 ---------- */
.news-list{display:grid;gap:0}
.news-item{
 position:relative;display:grid;grid-template-columns:96px minmax(0,1fr) auto;gap:20px;
 align-items:center;padding:18px 4px;
}
.news-item::after{
 content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
 background-image:repeating-linear-gradient(90deg,var(--line) 0 4px,transparent 4px 8px);opacity:.22;
}
.news-item:last-child::after{display:none}
.news-item .date-badge{
 font-family:var(--font-pixel);font-size:10px;letter-spacing:.06em;color:var(--ink);
 border:2px solid var(--line);border-radius:var(--r-btn);background:var(--gold);
 padding:6px 8px;text-align:center;box-shadow:var(--shadow-xs);white-space:nowrap;
}
.news-item h3{font-size:16.5px;margin:0;line-height:1.6}
.news-item h3 a:hover{color:var(--primary)}
.news-item .cat{font-size:13px;color:var(--muted);white-space:nowrap}

/* ---------- FAQ ---------- */
.faq-accordion .accordion-item{
 background:var(--paper-2);border:2px solid var(--line);border-radius:var(--r-card);
 margin-bottom:14px;box-shadow:var(--shadow-sm);overflow:hidden;
}
.faq-accordion .accordion-button{
 display:flex;align-items:center;gap:14px;width:100%;
 background:transparent;border:0;box-shadow:none;border-radius:0;
 padding:18px 20px;font-size:17px;font-weight:800;color:var(--ink);line-height:1.55;
 transition:background-color .15s ease;
}
.faq-accordion .accordion-button:not(.collapsed){
 background:rgba(210,84,42,.07);border-left:4px solid var(--primary);color:var(--ink);
}
.faq-accordion .accordion-button:focus{box-shadow:0 0 0 2px var(--gold) inset;outline:2px solid var(--gold);outline-offset:-4px}
.faq-accordion .accordion-button::after{display:none}
.faq-accordion .accordion-body{padding:2px 20px 22px;font-size:15.5px;color:var(--muted);line-height:1.9;background:var(--paper-2)}
.faq-sign{
 margin-left:auto;flex:0 0 auto;width:22px;height:22px;position:relative;
 border:2px solid var(--ink);border-radius:var(--r-card);background:var(--paper);
}
.faq-sign::before,.faq-sign::after{
 content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:var(--ink);
}
.faq-sign::before{width:10px;height:2px}
.faq-sign::after{width:2px;height:10px;transition:opacity .15s ease}
.accordion-button:not(.collapsed) .faq-sign::after{opacity:0}

/* ---------- 订阅 / 转化 ---------- */
.sub-band{
 background:var(--primary);border:2px solid var(--line);border-radius:var(--r-card);
 box-shadow:var(--shadow);padding:36px 40px;color:#FFF6EE;
 display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:34px;align-items:center;
 position:relative;overflow:hidden;
}
.sub-band::before{
 content:"";position:absolute;inset:0;pointer-events:none;
 background-image:repeating-linear-gradient(180deg,rgba(255,255,255,.07) 0 1px,transparent 1px 4px);
}
.sub-band h2{color:#FFF6EE;font-size:clamp(22px,2.2vw,28px);margin-bottom:12px;position:relative}
.sub-band p{color:#FFE9DD;font-size:15.5px;margin-bottom:0;position:relative}
.sub-form{position:relative}
.sub-form label{display:block;font-size:14px;font-weight:700;margin-bottom:8px;color:#FFF6EE}
.sub-row{display:flex;gap:12px;flex-wrap:wrap}
.sub-form input{
 flex:1 1 200px;min-height:48px;padding:12px 16px;border:2px solid var(--line);border-radius:var(--r-btn);
 background:var(--paper-2);color:var(--ink);box-shadow:var(--shadow-xs);
 transition:border-color .15s ease,box-shadow .15s ease;
}
.sub-form input:focus{outline:2px solid var(--gold);outline-offset:2px;border-color:var(--primary)}
.sub-form input::placeholder{color:#9A93A6}
.sub-form .btn{background:var(--ink);color:var(--paper);border-color:var(--line)}
.sub-form .btn:hover{background:#0F0B16}
.form-hint{margin:12px 0 0;font-size:13.5px;color:#FFE9DD}
.form-error{
 display:none;margin:12px 0 0;font-size:13.5px;font-weight:700;color:#7A2E12;
 gap:8px;align-items:center;
}
.form-error.is-show{display:flex}
.form-error::before{content:"!";display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;background:#7A2E12;color:#FFF6EE;font-size:11px;font-family:var(--font-pixel);border-radius:2px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#F6F1E7;padding:72px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-brand .brand-text{color:#F6F1E7;font-size:20px}
.site-footer h3{color:#F6F1E7;font-size:16px;margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid rgba(246,241,231,.22)}
.site-footer p{color:#C9C2D2;font-size:14.5px;line-height:1.9;margin:0}
.footer-links{display:grid;gap:10px}
.footer-links a{color:#C9C2D2;font-size:14.5px;transition:color .15s ease,padding-left .15s ease}
.footer-links a:hover{color:var(--gold);padding-left:4px}
.footer-contact{display:grid;gap:8px;font-size:14px;color:#C9C2D2;margin-bottom:18px}
.footer-contact strong{color:#F6F1E7;font-weight:700}
.footer-form{display:flex;gap:10px;flex-wrap:wrap}
.footer-form input{
 flex:1 1 150px;min-height:44px;padding:10px 14px;border:2px solid rgba(246,241,231,.5);
 border-radius:var(--r-btn);background:rgba(255,255,255,.06);color:#F6F1E7;
}
.footer-form input::placeholder{color:#9A93A6}
.footer-form input:focus{outline:2px solid var(--gold);outline-offset:2px;border-color:var(--gold)}
.footer-bottom{
 margin-top:44px;padding-top:22px;border-top:2px solid rgba(246,241,231,.22);
 display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:13.5px;color:#A9A2B4;
}
.fb-links{display:flex;gap:18px;flex-wrap:wrap}
.fb-links a{color:#C9C2D2}
.fb-links a:hover{color:var(--gold)}

/* ---------- 响应式 ---------- */
@media (max-width:1399px){
 .cat-head{gap:32px}
}
@media (max-width:1199px){
 .dim-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
 .stat-strip div:nth-child(2){border-right:0}
 .stat-strip div:nth-child(1),.stat-strip div:nth-child(2){border-bottom:2px solid var(--line)}
}
@media (max-width:991px){
 .site-header{padding:16px 0 10px}
 .nav-toggle{display:flex}
 .nav-float{gap:12px}
 .nav-list{
  position:fixed;inset:0;z-index:1030;margin:0;background:var(--paper);
  flex-direction:column;justify-content:center;gap:6px;padding:88px 28px 40px;
  transform:translateX(100%);transition:transform .26s ease;
 }
 .nav-list.is-open{transform:translateX(0)}
 .nav-list li{width:100%}
 .nav-link{display:block;width:100%;text-align:center;font-size:22px;font-weight:800;padding:14px 18px}
 .nav-cta{display:none}
 .cat-head{grid-template-columns:1fr;gap:28px}
 .list-layout{grid-template-columns:1fr;gap:34px}
 .side-stack{position:static}
 .sub-band{grid-template-columns:1fr;padding:30px 26px}
 .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
}
@media (max-width:767px){
 .section{padding:56px 0}
 .section-tight{padding:44px 0}
 .cat-title{padding-left:16px}
 .card-grid{grid-template-columns:1fr}
 .dim-grid{grid-template-columns:1fr}
 .topic-strip{grid-template-columns:96px minmax(0,1fr);gap:14px;padding:12px 16px 12px 12px}
 .topic-strip img{width:96px;height:64px}
 .topic-strip .go{grid-column:2}
 .news-item{grid-template-columns:84px minmax(0,1fr);gap:14px}
 .news-item .cat{grid-column:2}
 .row-item{grid-template-columns:104px minmax(0,1fr);gap:14px}
 .row-thumb img{height:78px}
 .btn{width:100%}
 .card-foot .btn,.list-foot .btn,.sub-row .btn{width:100%}
 .sub-row{flex-direction:column}
 .footer-grid{grid-template-columns:1fr}
}
@media (max-width:575px){
 .container{padding-left:16px!important;padding-right:16px!important}
 .stat-strip{grid-template-columns:1fr}
 .stat-strip div{border-right:0;border-bottom:2px solid var(--line)}
 .stat-strip div:last-child{border-bottom:0}
 .brand-text{font-size:17px}
 .row-item{grid-template-columns:1fr}
 .row-thumb img{height:150px}
 .news-item{grid-template-columns:1fr}
 .news-item .date-badge{justify-self:start}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}