/* roulang page: index */
*,*::before,*::after{box-sizing:border-box}
:root{
  --ink:#141018;
  --slate:#1c1720;
  --panel:#241d2b;
  --ember:#c9622f;
  --tide:#3f8f86;
  --rune:#d9b26a;
  --text:#e8e3ee;
  --muted:#a99fb8;
  --line:rgba(217,178,106,.18);
  --line-tide:rgba(63,143,134,.55);
  --r-md:14px;
  --r-lg:18px;
  --r-sm:10px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
html{scroll-behavior:smooth}
body{
  margin:0;padding-bottom:76px;
  background:var(--ink);color:var(--text);
  font-family:var(--sans);font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.35;margin:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--tide);outline-offset:2px}

.container{width:min(1200px,92%);margin-inline:auto}

/* ---------- 按钮 / 徽章 / 基础组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;border-radius:var(--r-sm);
  font-size:15px;border:1px solid transparent;cursor:pointer;
  transition:background .18s ease,box-shadow .18s ease,color .18s ease,filter .18s ease;
}
.btn-primary{background:var(--ember);color:#1a1013;font-weight:600}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 0 0 3px rgba(201,98,47,.22)}
.btn-ghost{border-color:rgba(217,178,106,.5);color:var(--rune);background:transparent}
.btn-ghost:hover{background:rgba(217,178,106,.12)}
.btn:disabled{opacity:.55;cursor:not-allowed;filter:saturate(.6)}
.icon-btn{
  width:44px;height:44px;display:grid;place-items:center;
  background:transparent;border:1px solid var(--line);border-radius:var(--r-sm);
  color:var(--muted);cursor:pointer;transition:color .18s,border-color .18s;
}
.icon-btn:hover{color:var(--text);border-color:var(--line-tide)}
.badge{
  display:inline-block;font-size:12px;letter-spacing:.02em;
  padding:3px 9px;border-radius:6px;
  border:1px solid var(--line-tide);color:var(--tide);background:rgba(63,143,134,.12);
}
.badge-gold{border-color:rgba(217,178,106,.5);color:var(--rune);background:rgba(217,178,106,.1)}
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.card:hover{transform:translateY(-2px);border-color:var(--line-tide);box-shadow:0 10px 28px rgba(0,0,0,.45)}
.link{color:var(--tide);font-size:14px;text-decoration:underline;text-underline-offset:4px}
.link:hover{color:var(--rune)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  background:transparent;transition:background .25s ease,box-shadow .25s ease;
}
.site-header.scrolled{background:rgba(20,16,24,.94);box-shadow:0 1px 0 var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;height:72px;transition:height .25s ease}
.site-header.scrolled .header-inner{height:56px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:18px;color:var(--text);white-space:nowrap}
.logo-mark{
  width:28px;height:28px;flex:none;display:grid;place-items:center;
  border:1px solid rgba(217,178,106,.55);border-radius:6px;
  color:var(--rune);font-size:13px;background:rgba(217,178,106,.08);
}
.nav{display:none}
.nav a{position:relative;font-size:15px;color:var(--muted);padding:6px 0;transition:color .18s}
.nav a:hover{color:var(--text)}
.nav a.is-active{color:var(--text)}
.nav a.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;background:var(--ember);border-radius:2px}
.head-actions{display:flex;align-items:center;gap:8px}
.head-cta{display:none}
.menu-btn{display:grid}
.search-bar{border-top:1px solid var(--line);background:rgba(20,16,24,.97)}
.search-inner{display:flex;align-items:center;gap:8px;padding:12px 0}
.search-inner input{
  flex:1;min-height:44px;padding:0 14px;border-radius:var(--r-sm);
  background:#1a1521;border:1px solid rgba(217,178,106,.22);
  font-size:15px;transition:border-color .18s,box-shadow .18s;
}
.search-inner input::placeholder{color:rgba(169,159,184,.7)}
.search-inner input:focus{outline:none;border-color:var(--tide);box-shadow:0 0 0 3px rgba(63,143,134,.22)}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:60;display:flex;flex-direction:column;
  padding:18px 22px 26px;background:rgba(20,16,24,.985);
  transform:translateY(-100%);transition:transform .3s ease;
}
.drawer.open{transform:translateY(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;height:44px}
.drawer-title{font-family:var(--serif);font-size:16px;color:var(--rune)}
.drawer-nav{display:flex;flex-direction:column;margin-top:22px;flex:1}
.drawer-nav a{
  display:flex;align-items:center;min-height:52px;
  font-size:17px;color:var(--text);border-bottom:1px dashed rgba(217,178,106,.16);
}
.drawer-cta{width:100%;margin-top:auto}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:112px 0 0;border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.45}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,16,24,.78) 0%,rgba(20,16,24,.9) 58%,var(--ink) 100%);
}
.hero .container{position:relative;z-index:1}
.kicker{display:inline-flex;align-items:center;gap:8px;color:var(--rune);font-size:13px;letter-spacing:.1em}
.kicker::before{content:"◆";font-size:9px;line-height:1}
.hero-title{margin-top:16px;font-size:30px;letter-spacing:.01em}
.hero-title em{font-style:normal;color:var(--ember)}
.hero-lead{margin-top:20px;max-width:680px;color:var(--muted);line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.snapshot{
  display:grid;grid-template-columns:repeat(2,1fr);gap:18px 10px;
  margin-top:44px;padding-top:24px;border-top:1px solid var(--line);
}
.snapshot-num{font-family:var(--mono);font-size:22px;letter-spacing:.02em;color:var(--ember)}
.snapshot-label{font-size:13px;color:var(--muted)}

/* ---------- 通用分区 ---------- */
.section{padding:52px 0}
.sec-head{max-width:660px;margin-bottom:28px}
.sec-title{font-size:24px;margin-top:12px}
.sec-sub{margin-top:12px;color:var(--muted);line-height:1.8}
.grid{display:grid;gap:16px}

/* ---------- 痛点 ---------- */
.pain-grid{display:grid;gap:16px}
.pain-item{
  display:flex;gap:14px;padding:18px 0;
  border-bottom:1px dashed rgba(217,178,106,.16);
}
.pain-item:last-child{border-bottom:none}
.pain-no{font-family:var(--mono);font-size:13px;color:var(--rune);flex:none;padding-top:3px}
.pain-item h3{font-size:16px;margin-bottom:6px}
.pain-item p{font-size:15px;color:var(--muted);line-height:1.75}

/* ---------- 数据看板 ---------- */
.stats-grid{grid-template-columns:repeat(2,1fr)}
.stat-label{font-size:13px;color:var(--muted);letter-spacing:.04em}
.stat-num{font-family:var(--mono);font-size:26px;letter-spacing:.02em;color:var(--text);margin-top:8px;line-height:1.2}
.stat-num span{font-size:13px;color:var(--muted);margin-left:4px;font-family:var(--sans)}
.stat-foot{margin-top:10px;font-size:13px;color:var(--muted)}
.stat-up{color:var(--tide)}
.stat-down{color:var(--ember)}

/* ---------- 版块矩阵 ---------- */
.board-grid{display:grid;gap:16px;grid-template-columns:1fr}
.board-tag{
  display:inline-grid;place-items:center;min-width:28px;height:22px;padding:0 6px;
  border:1px solid rgba(217,178,106,.4);border-radius:5px;
  font-family:var(--mono);font-size:11px;color:var(--rune);
}
.board h3{font-size:18px;margin:14px 0 8px}
.board p{font-size:14px;color:var(--muted);line-height:1.75}
.board-meta{display:flex;gap:16px;margin-top:14px;font-size:13px;color:var(--muted);font-family:var(--mono)}
.board .link{display:inline-block;margin-top:14px}

/* ---------- 热帖 ---------- */
.hot-grid{display:grid;gap:24px}
.hot-img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-sm);margin-bottom:18px}
.hot-main h3{font-size:20px;line-height:1.5}
.hot-main p{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.8}
.hot-meta{margin-top:16px;font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;gap:14px}
.hot-list{display:flex;flex-direction:column}
.hot-list li{display:flex;gap:12px;padding:16px 0;border-bottom:1px dashed rgba(217,178,106,.16)}
.hot-list li:first-child{padding-top:0}
.hot-list li:last-child{border-bottom:none;padding-bottom:0}
.hot-no{font-family:var(--mono);font-size:13px;color:var(--rune);flex:none;padding-top:2px}
.hot-list h3{font-size:15px;line-height:1.6}
.hot-list .hot-sub{margin-top:6px;font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;gap:10px}

/* ---------- 前后对比 ---------- */
.compare{display:grid;gap:16px}
.compare-col{border:1px solid var(--line);border-radius:var(--r-md);padding:22px;background:var(--slate)}
.compare-col h3{font-size:17px;margin-bottom:14px}
.compare-col li{position:relative;padding-left:18px;font-size:15px;color:var(--muted);line-height:1.75;margin-bottom:10px}
.compare-col li::before{content:"·";position:absolute;left:4px;color:var(--rune)}
.compare-col.alt{background:var(--panel);border-color:var(--line-tide)}
.compare-col.alt h3{color:var(--tide)}
.compare-col.alt li{color:var(--text)}
.compare-col.alt li::before{content:"◆";font-size:8px;left:4px;top:8px;color:var(--tide)}

/* ---------- 时间线 ---------- */
.timeline{position:relative;padding-left:26px}
.timeline::before{
  content:"";position:absolute;left:5px;top:8px;bottom:10px;width:1px;
  background:repeating-linear-gradient(180deg,rgba(217,178,106,.5) 0 6px,transparent 6px 12px);
}
.tl-item{position:relative;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-25px;top:9px;width:9px;height:9px;border-radius:50%;
  background:var(--slate);border:1px solid rgba(217,178,106,.7);
}
.tl-item.now::before{background:var(--ember);border-color:var(--ember);box-shadow:0 0 0 4px rgba(201,98,47,.18)}
.tl-year{font-family:var(--mono);font-size:13px;color:var(--rune);letter-spacing:.06em}
.tl-item h3{font-size:16px;margin:6px 0 6px}
.tl-item p{font-size:14px;color:var(--muted);line-height:1.75}

/* ---------- 版主 ---------- */
.master-grid{display:grid;gap:16px;grid-template-columns:repeat(2,1fr)}
.master{text-align:left}
.avatar{
  width:48px;height:48px;border-radius:50%;display:grid;place-items:center;
  font-family:var(--serif);font-size:18px;color:#1a1013;
  background:linear-gradient(140deg,var(--rune),#b78b45);
  margin-bottom:12px;
}
.master h3{font-size:16px}
.master .role{font-size:13px;color:var(--tide);margin-top:4px}
.master p{font-size:14px;color:var(--muted);line-height:1.7;margin-top:10px}
.master .badge{margin-top:12px}

/* ---------- 成员回声 ---------- */
.voice-grid{display:grid;gap:18px}
.voice{padding:24px 22px;position:relative}
.voice:nth-child(odd){transform:rotate(-.6deg)}
.voice:nth-child(even){transform:rotate(.6deg)}
.voice::before{content:"“";position:absolute;top:6px;left:14px;font-family:var(--serif);font-size:44px;color:rgba(217,178,106,.28);line-height:1}
.voice p{font-size:15px;color:var(--text);line-height:1.8;padding-top:14px}
.voice cite{display:block;margin-top:14px;font-style:normal;font-size:13px;color:var(--muted)}

/* ---------- 资讯 ---------- */
.news-grid{display:grid;gap:18px}
.news{display:flex;flex-direction:column}
.news-img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-sm);margin-bottom:16px}
.news h3{font-size:16px;line-height:1.6;margin:12px 0 8px}
.news p{font-size:14px;color:var(--muted);line-height:1.75}
.news-meta{margin-top:16px;display:flex;gap:14px;font-size:13px;color:var(--muted);font-family:var(--mono)}

/* ---------- 保障 ---------- */
.guard-grid{display:grid;gap:16px;grid-template-columns:repeat(2,1fr)}
.guard-icon{
  width:34px;height:34px;border-radius:8px;display:grid;place-items:center;
  border:1px solid var(--line-tide);color:var(--tide);font-size:15px;margin-bottom:12px;
}
.guard h3{font-size:16px}
.guard p{font-size:14px;color:var(--muted);line-height:1.7;margin-top:8px}

/* ---------- 快速解答 ---------- */
.quick-grid{display:grid;gap:16px}
.quick h3{font-size:16px;margin-bottom:8px}
.quick p{font-size:14px;color:var(--muted);line-height:1.75}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:10px}
.faq details{
  background:var(--slate);border:1px solid var(--line);border-radius:var(--r-md);
  padding:0 20px;transition:border-color .18s;
}
.faq details[open]{border-color:var(--line-tide)}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:14px;
  min-height:56px;padding:14px 0;font-size:16px;font-family:var(--serif);color:var(--text);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary .sym{color:var(--rune);font-size:16px;flex:none;transition:transform .2s}
.faq details[open] summary .sym{transform:rotate(45deg)}
.faq p{padding-bottom:18px;font-size:15px;color:var(--muted);line-height:1.8;margin:0}

/* ---------- 转化表单 ---------- */
.join-wrap{position:relative;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.join-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.18}
.join-wrap .container{position:relative;z-index:1}
.join-grid{display:grid;gap:32px}
.join-list{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.join-list li{position:relative;padding-left:20px;font-size:15px;color:var(--muted);line-height:1.75}
.join-list li::before{content:"◆";position:absolute;left:0;top:6px;font-size:9px;color:var(--ember)}
.form-field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.form-field label{font-size:14px;color:var(--muted)}
.form-field .req{color:var(--ember)}
.form-field input,.form-field select,.form-field textarea{
  width:100%;min-height:44px;padding:10px 12px;border-radius:var(--r-sm);
  background:#1a1521;border:1px solid rgba(217,178,106,.22);
  font-size:15px;transition:border-color .18s,box-shadow .18s;
}
.form-field select option{background:#1a1521;color:var(--text)}
.form-field textarea{min-height:96px;resize:vertical;line-height:1.7}
.form-field input::placeholder,.form-field textarea::placeholder{color:rgba(169,159,184,.7)}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--tide);box-shadow:0 0 0 3px rgba(63,143,134,.22);
}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted);line-height:1.7;margin-bottom:18px}
.check-row input{width:18px;height:18px;flex:none;margin-top:5px;accent-color:var(--tide)}
.err{font-size:12px;color:var(--ember);min-height:16px;line-height:1.4}

/* ---------- 页脚 ---------- */
.site-footer{background:#100d14;border-top:1px solid rgba(217,178,106,.2);padding:56px 0 24px}
.footer-grid{display:grid;gap:32px}
.foot-brand p{font-size:14px;color:var(--muted);line-height:1.8;margin-top:16px;max-width:320px}
.foot-links{display:flex;flex-wrap:wrap;gap:16px;margin-top:16px}
.foot-links a{font-size:13px;color:var(--muted)}
.foot-links a:hover{color:var(--rune)}
.foot-title{font-size:15px;color:var(--text);margin-bottom:14px}
.foot-list li{margin-bottom:10px}
.foot-list a{font-size:14px;color:var(--muted);transition:color .18s}
.foot-list a:hover{color:var(--tide)}
.sub-form{display:flex;gap:8px;margin-top:14px}
.sub-form input{
  flex:1;min-width:0;min-height:44px;padding:0 12px;border-radius:var(--r-sm);
  background:#1a1521;border:1px solid rgba(217,178,106,.22);font-size:14px;
}
.sub-form input:focus{outline:none;border-color:var(--tide);box-shadow:0 0 0 3px rgba(63,143,134,.22)}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(217,178,106,.2);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--muted);
}

/* ---------- 吸底转化条 ---------- */
.sticky-cta{
  position:fixed;left:12px;right:12px;bottom:12px;z-index:40;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 12px;border-radius:12px;
  background:rgba(36,29,43,.96);border:1px solid rgba(217,178,106,.28);
  box-shadow:0 12px 30px rgba(0,0,0,.5);font-size:13px;color:var(--muted);
}

/* ---------- 520 断点 ---------- */
@media (min-width:520px){
  .head-cta{display:inline-flex}
  .hero-title{font-size:34px}
}

/* ---------- 768 断点 ---------- */
@media (min-width:768px){
  body{padding-bottom:0}
  .section{padding:80px 0}
  .sec-title{font-size:30px}
  .sec-head{margin-bottom:36px}
  .hero{padding-top:150px}
  .hero-title{font-size:44px}
  .hero-lead{font-size:17px}
  .snapshot{grid-template-columns:repeat(4,1fr);gap:20px}
  .grid{gap:24px}
  .pain-grid{grid-template-columns:repeat(2,1fr);gap:0 32px}
  .stats-grid{grid-template-columns:repeat(3,1fr);gap:24px}
  .board-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .compare{grid-template-columns:1fr 1fr;gap:24px}
  .master-grid{grid-template-columns:repeat(3,1fr);gap:24px}
  .voice-grid{grid-template-columns:repeat(3,1fr);gap:24px}
  .news-grid{grid-template-columns:repeat(3,1fr);gap:24px}
  .guard-grid{grid-template-columns:repeat(4,1fr);gap:24px}
  .quick-grid{grid-template-columns:repeat(3,1fr);gap:24px}
  .join-grid{grid-template-columns:1fr 1fr;gap:48px;align-items:start}
  .footer-grid{grid-template-columns:2fr 1fr 1fr 1.4fr;gap:32px}
  .sticky-cta{display:none}
  .hot-grid{grid-template-columns:1.4fr 1fr}
}

/* ---------- 1024 断点 ---------- */
@media (min-width:1024px){
  .nav{display:flex;align-items:center;gap:26px}
  .menu-btn{display:none}
  .hero-title{font-size:52px}
  .hero{padding-top:170px}
  .board-grid{grid-template-columns:repeat(4,1fr)}
  .board-lg{grid-column:span 2}
  .stats-grid{grid-template-columns:repeat(3,1fr)}
}

/* roulang page: index */
:root{
  --reef:#123A3E;
  --reef-lt:#2E6B68;
  --night:#0B2325;
  --beacon:#D99A2B;
  --beacon-d:#C68A22;
  --clay:#B65A47;
  --sand:#F5EFE3;
  --sand-2:#EFE7D9;
  --card:#FBF7EE;
  --line:#D8CDBA;
  --ink:#1C1A17;
  --muted:#5A554C;
  --radius:10px;
  --shadow:0 2px 10px rgba(11,35,37,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--sand);color:var(--ink);
  font-size:16px;line-height:1.85;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{font-family:"Noto Serif SC","Songti SC",Georgia,serif;line-height:1.25;font-weight:700;letter-spacing:.01em}
h2{font-size:32px}
h3{font-size:20px}
:focus-visible{outline:2px solid var(--beacon);outline-offset:2px}

.container{max-width:1200px;margin:0 auto;padding:0 24px}
.sec{padding:92px 0}
.sec-tint{background:var(--sand-2)}
.sec-dark{background:var(--night);color:#E9E2D5}
.sec-dark h2,.sec-dark h3{color:#F3ECDE}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-head .eyebrow{display:inline-block;font-size:13px;letter-spacing:.16em;font-weight:600;color:var(--clay);margin-bottom:12px}
.sec-head h2{margin-bottom:14px}
.sec-head p{color:var(--muted);font-size:16px}
.sec-dark .sec-head .eyebrow{color:var(--beacon)}
.sec-dark .sec-head p{color:#A9BDB6}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;max-width:none}
.sec-head-row .sec-head{margin-bottom:0}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:8px;
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:background .22s,transform .22s,border-color .22s,color .22s;
}
.btn-primary{background:var(--beacon);color:#20180A}
.btn-primary:hover{background:var(--beacon-d);transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--reef-lt);color:var(--reef)}
.btn-ghost:hover{background:rgba(18,58,62,.06)}
.sec-dark .btn-ghost,.hero .btn-ghost{border-color:#3E7C77;color:#E9E2D5}
.sec-dark .btn-ghost:hover,.hero .btn-ghost:hover{background:rgba(217,154,43,.12);border-color:var(--beacon)}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.link-more{font-size:14px;font-weight:600;color:var(--reef-lt);border-bottom:1px solid var(--line);padding-bottom:2px}
.link-more:hover{color:var(--clay);border-bottom-color:var(--clay)}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(11,35,37,.94);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(46,107,104,.55);
  transition:box-shadow .25s,border-color .25s;
}
.site-header.scrolled{box-shadow:0 2px 10px rgba(11,35,37,.35);border-bottom-color:#2E6B68}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:10px;color:#F2EBDD}
.brand-text{display:flex;flex-direction:column;line-height:1.2;font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-size:18px;font-weight:700}
.brand-text em{font-style:normal;font-size:10px;letter-spacing:.18em;color:#9FB6AE;font-family:system-ui,sans-serif;font-weight:400;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{position:relative;font-size:15px;color:#C6D5CF;padding:6px 0;transition:color .2s}
.nav-links a:hover{color:#fff}
.nav-links a.active{color:#fff}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--beacon)}
.nav-right{display:flex;align-items:center;gap:12px}
.burger{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;border:1px solid rgba(46,107,104,.8);border-radius:8px;
  background:transparent;cursor:pointer;align-items:center;
}
.burger span{display:block;width:18px;height:2px;background:#DCE7E1;transition:.2s}

.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84%;max-width:340px;z-index:80;
  background:var(--night);border-left:1px solid #2E6B68;
  transform:translateX(100%);transition:transform .25s ease;
  display:flex;flex-direction:column;padding:22px 22px 26px;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px dashed #2E6B68}
.drawer-head span{font-family:"Noto Serif SC",Georgia,serif;font-size:17px;color:#F2EBDD;font-weight:700}
.drawer-close{width:40px;height:40px;border:1px solid #2E6B68;border-radius:8px;background:transparent;color:#DCE7E1;font-size:18px;cursor:pointer}
.drawer nav{display:flex;flex-direction:column;margin-top:8px}
.drawer nav a{display:flex;align-items:center;min-height:56px;color:#C6D5CF;font-size:16px;border-bottom:1px dashed rgba(46,107,104,.7)}
.drawer nav a:hover{color:#fff}
.drawer .btn{margin-top:auto}

/* Hero */
.hero{position:relative;overflow:hidden;background:var(--night);color:#EDE6D9}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/6c50b6d379ba6f50.jpg') center/cover no-repeat;
  opacity:.18;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    repeating-radial-gradient(circle at 78% 28%,transparent 0 58px,rgba(217,154,43,.06) 58px 59px),
    radial-gradient(circle at 72% 38%,rgba(46,107,104,.45),transparent 62%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;padding:76px 0 84px}
.hero-eyebrow{display:inline-block;font-size:12px;letter-spacing:.24em;color:var(--beacon);border:1px solid rgba(217,154,43,.45);border-radius:999px;padding:5px 14px;margin-bottom:22px}
.hero h1{font-size:48px;line-height:1.22;margin-bottom:20px;color:#F7F0E2}
.hero-lead{font-size:16px;color:#BDCCC6;max-width:600px;margin-bottom:20px}
.hero-copy p.hero-body{font-size:15px;color:#9FB4AD;max-width:600px;margin-bottom:28px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags li{font-size:13px;color:#B9C9C2;border:1px solid rgba(46,107,104,.85);border-radius:999px;padding:5px 13px}
.hero-visual{position:relative}
.hero-frame{position:relative;aspect-ratio:4/5;border-radius:12px;overflow:hidden;border:1px solid #2E6B68;box-shadow:0 2px 10px rgba(11,35,37,.35)}
.hero-frame img{width:100%;height:100%;object-fit:cover}
.hero-stat{
  position:absolute;left:-14px;bottom:24px;
  background:rgba(11,35,37,.94);border:1px solid var(--beacon);border-radius:10px;
  padding:12px 18px;display:flex;flex-direction:column;gap:2px;
}
.hero-stat-num{font-family:"Noto Serif SC",Georgia,serif;font-size:24px;color:var(--beacon);font-variant-numeric:tabular-nums}
.hero-stat-label{font-size:12px;color:#A9BDB6;letter-spacing:.06em}

/* 指标看板 */
.metrics-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;gap:1px;background:#2A5F5C;border:1px solid #2A5F5C;border-radius:10px;overflow:hidden}
.metric{background:var(--night);padding:24px 20px}
.metric-num{font-family:"Noto Serif SC",Georgia,serif;font-size:32px;line-height:1.2;color:var(--beacon);font-variant-numeric:tabular-nums}
.metric:first-child .metric-num{font-size:40px}
.metric-label{font-size:13px;color:#9FB4AD;margin-top:6px;letter-spacing:.04em}
.meter{position:relative;height:2px;background:rgba(46,107,104,.7);margin-top:16px;overflow:hidden}
.meter i{position:absolute;left:0;top:0;bottom:0;background:var(--beacon);width:var(--w)}
.metrics-note{font-size:13px;color:#8AA098;margin-top:18px}

/* 痛点 */
.pain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.pain{padding:0 26px;border-left:1px solid var(--line)}
.pain:first-child{border-left:0;padding-left:0}
.pain h3{font-size:18px;margin-bottom:10px}
.pain p{font-size:15px;color:var(--muted)}
.pain .mark{display:inline-block;font-family:"Noto Serif SC",Georgia,serif;font-size:13px;color:var(--clay);letter-spacing:.14em;margin-bottom:8px}

/* 板块矩阵 */
.boards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.board-card{background:var(--card);border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:border-color .22s,transform .22s,box-shadow .22s}
.board-card:hover{border-color:var(--beacon);transform:translateY(-2px);box-shadow:var(--shadow)}
.board-card-lg{grid-column:span 2;display:grid;grid-template-columns:1fr 1fr}
.board-card-lg img{width:100%;height:100%;object-fit:cover;min-height:200px}
.board-card-wide{grid-column:span 3;display:flex;align-items:center;gap:22px;padding:22px 26px}
.board-body{padding:22px}
.board-card-lg .board-body{padding:26px}
.board-body h3{margin-bottom:8px}
.board-body p{font-size:15px;color:var(--muted)}
.board-meta{display:flex;flex-wrap:wrap;gap:14px;margin-top:14px;font-size:13px;color:#7C7469;font-variant-numeric:tabular-nums}
.board-wide-text h3{margin-bottom:6px}
.board-wide-text p{font-size:15px;color:var(--muted)}

/* 场景演示 */
.demo-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.demo-steps{display:grid;gap:18px}
.demo-step{display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start}
.demo-step .num{
  width:34px;height:34px;border-radius:4px;transform:rotate(45deg);
  background:var(--reef);color:#F5EFE3;display:grid;place-items:center;
  font-family:"Noto Serif SC",Georgia,serif;font-size:14px;
}
.demo-step .num span{transform:rotate(-45deg)}
.demo-step h3{font-size:17px;margin-bottom:2px}
.demo-step p{font-size:14px;color:var(--muted)}
.post-mock{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:24px;box-shadow:var(--shadow)}
.post-mock .tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.tag{display:inline-flex;align-items:center;font-size:12px;padding:3px 11px;border-radius:999px;border:1px solid var(--line);color:var(--muted);background:rgba(255,255,255,.6)}
.tag-clay{color:var(--clay);border-color:rgba(182,90,71,.45);background:rgba(182,90,71,.08)}
.post-mock h3{font-size:19px;margin-bottom:10px}
.post-mock .meta{font-size:13px;color:#7C7469;margin-bottom:14px;font-variant-numeric:tabular-nums}
.post-mock .excerpt{font-size:15px;color:var(--muted);border-left:3px solid var(--reef-lt);padding-left:14px;margin-bottom:18px}
.reply-row{display:flex;align-items:center;gap:12px;padding-top:14px;border-top:1px dashed var(--line)}
.avatar-sm{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-family:"Noto Serif SC",Georgia,serif;font-size:14px;color:#F5EFE3;background:linear-gradient(150deg,#123A3E,#2E6B68)}
.reply-row p{font-size:14px;color:var(--muted)}

/* 热帖榜 */
.hot-list{display:grid}
.hot-row{display:grid;grid-template-columns:4fr 8fr;gap:24px;align-items:center;padding:20px 0;border-bottom:1px dashed var(--line);transition:background .2s}
.hot-row:first-child{border-top:1px dashed var(--line)}
.hot-row:hover{background:rgba(18,58,62,.03)}
.rank{font-family:"Noto Serif SC",Georgia,serif;font-size:44px;line-height:1;color:rgba(217,154,43,.2);-webkit-text-stroke:1px var(--beacon);font-variant-numeric:tabular-nums}
.hot-title{font-family:"Noto Serif SC",Georgia,serif;font-size:18px;font-weight:700;margin-bottom:6px}
.hot-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:13px;color:#7C7469;font-variant-numeric:tabular-nums}

/* 话题热度对比 */
.cmp-head,.cmp-row{display:grid;grid-template-columns:1.1fr 3fr 3fr .7fr;gap:16px;align-items:center}
.cmp-head{font-size:13px;color:#7C7469;padding-bottom:10px;border-bottom:1px solid var(--line)}
.cmp-head span:last-child{text-align:right}
.cmp-row{padding:16px 0;border-bottom:1px solid var(--line)}
.cmp-name{font-size:15px;font-weight:600}
.cmp-bar{height:10px;background:#E5DCCA;border-radius:999px;overflow:hidden}
.cmp-bar i{display:block;height:100%;border-radius:999px;background:var(--reef)}
.cmp-bar.alt i{background:var(--clay)}
.cmp-diff{text-align:right;font-size:14px;font-weight:600;font-variant-numeric:tabular-nums;color:var(--reef-lt)}
.cmp-diff.down{color:var(--clay)}

/* 内容分布 */
.dist-grid{display:grid;grid-template-columns:220px 1fr;gap:52px;align-items:center}
.donut{
  width:200px;height:200px;border-radius:50%;position:relative;display:grid;place-items:center;
  background:conic-gradient(var(--reef) 0 34%,var(--reef-lt) 34% 60%,var(--beacon) 60% 81%,var(--clay) 81% 93%,#C9BCA4 93% 100%);
}
.donut::after{content:"";position:absolute;inset:26%;background:var(--sand);border-radius:50%}
.donut-item{position:relative;z-index:1;text-align:center;font-size:12px;color:var(--muted);line-height:1.5}
.donut-item b{display:block;font-family:"Noto Serif SC",Georgia,serif;font-size:22px;color:var(--ink)}
.legend li{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid var(--line);font-size:15px;transition:color .2s}
.legend li:hover{color:var(--reef)}
.legend .dot{width:10px;height:10px;border-radius:3px;flex:none}
.legend .val{margin-left:auto;font-size:14px;color:#7C7469;font-variant-numeric:tabular-nums}

/* 里程碑 */
.timeline{position:relative;max-width:900px;margin:0 auto;padding:10px 0}
.timeline::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:1px;background:#2E6B68;transform:translateX(-50%)}
.tl-item{position:relative;width:50%;padding:0 42px 34px 0;text-align:right}
.tl-item:nth-child(even){margin-left:50%;padding:0 0 34px 42px;text-align:left}
.tl-item::after{content:"";position:absolute;top:8px;right:-5px;width:10px;height:10px;background:var(--beacon);transform:rotate(45deg)}
.tl-item:nth-child(even)::after{right:auto;left:-5px}
.tl-phase{font-size:12px;letter-spacing:.18em;color:var(--beacon);font-variant-numeric:tabular-nums}
.tl-item h3{font-size:18px;margin:6px 0 6px}
.tl-item p{font-size:14px;color:#9FB4AD}

/* 资讯列表 */
.news-list{display:grid}
.news-item{display:grid;grid-template-columns:140px 1fr;gap:22px;padding:22px 0;border-bottom:1px solid var(--line);transition:background .2s}
.news-item:first-child{border-top:1px solid var(--line)}
.news-item:hover{background:rgba(18,58,62,.03)}
.news-thumb{aspect-ratio:4/3;border-radius:8px;overflow:hidden;border:1px solid var(--line)}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-item h3{font-size:18px;margin-bottom:6px}
.news-item p{font-size:15px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:10px;font-size:13px;color:#7C7469;font-variant-numeric:tabular-nums}

/* 版主阵列 */
.mods-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.mod{text-align:center;padding:22px 12px;background:var(--card);border:1px solid var(--line);border-radius:10px;transition:border-color .22s,transform .22s}
.mod:hover{border-color:var(--beacon);transform:translateY(-2px)}
.avatar{
  width:64px;height:64px;border-radius:50%;margin:0 auto 12px;display:grid;place-items:center;
  font-family:"Noto Serif SC",Georgia,serif;font-size:22px;color:#F5EFE3;
  background:linear-gradient(150deg,#123A3E,#2E6B68);border:1px solid #2E6B68;transition:box-shadow .22s;
}
.mod:hover .avatar{box-shadow:0 0 0 3px rgba(217,154,43,.45)}
.mod h3{font-size:16px;margin-bottom:2px}
.mod p{font-size:13px;color:#7C7469}

/* 权益等级 */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tier{background:var(--card);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.tier-top{height:3px;background:var(--reef)}
.tier:nth-child(2) .tier-top{background:var(--clay)}
.tier:nth-child(3) .tier-top{background:var(--beacon)}
.tier-body{padding:24px}
.tier-body h3{font-size:19px;margin-bottom:4px}
.tier-body .sub{font-size:13px;color:#7C7469;margin-bottom:14px}
.tier-body ul{display:grid;gap:8px;font-size:15px;color:var(--muted)}
.tier-body li::before{content:"·";color:var(--beacon);font-weight:700;margin-right:8px}
.progress{height:6px;background:#E7DECB;border-radius:999px;overflow:hidden;margin-top:18px}
.progress i{display:block;height:100%;background:var(--reef-lt);border-radius:999px;width:var(--w)}
.progress-text{font-size:12px;color:#7C7469;margin-top:8px;font-variant-numeric:tabular-nums}

/* 新手路径 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.step{padding:0 30px;border-left:1px dashed var(--line)}
.step:first-child{border-left:0;padding-left:0}
.step-num{
  width:38px;height:38px;display:grid;place-items:center;transform:rotate(45deg);border-radius:4px;
  background:var(--reef);color:#F5EFE3;font-family:"Noto Serif SC",Georgia,serif;font-size:16px;margin-bottom:20px;
}
.step-num span{transform:rotate(-45deg)}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:15px;color:var(--muted)}

/* 平台保障 */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.guard-item{padding:0 26px;border-left:1px solid var(--line)}
.guard-item:first-child{border-left:0;padding-left:0}
.guard-item .icon{width:34px;height:34px;border:1px solid var(--beacon);border-radius:8px;display:grid;place-items:center;color:var(--beacon);font-size:15px;margin-bottom:14px;font-family:"Noto Serif SC",Georgia,serif}
.guard-item h3{font-size:17px;margin-bottom:6px}
.guard-item p{font-size:14px;color:var(--muted)}

/* 用户短评 */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start}
.quote{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:22px;transition:border-color .22s}
.quote:hover{border-color:var(--beacon)}
.quote:nth-child(2){margin-top:16px}
.quote:nth-child(3){margin-top:8px}
.quote:nth-child(5){margin-top:16px}
.quote:nth-child(6){margin-top:8px}
.quote p{font-size:15px;color:var(--muted);margin-bottom:14px}
.quote-foot{display:flex;align-items:center;gap:10px}
.quote-foot .name{font-size:14px;font-weight:600}
.quote-foot .tag{margin-left:auto;font-size:12px}

/* FAQ */
.faq-list{padding-left:16px;max-width:860px}
.faq-item{border-bottom:1px solid var(--line);position:relative}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 0;font-family:"Noto Serif SC",Georgia,serif;font-size:17px;font-weight:700;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{content:"";position:absolute;left:-16px;top:50%;transform:translateY(-50%);width:2px;height:0;background:var(--beacon);transition:height .2s}
.faq-item[open] summary::before{height:22px}
.faq-item summary::after{content:"+";font-size:20px;color:var(--reef-lt);line-height:1}
.faq-item[open] summary::after{content:"−";color:var(--beacon)}
.faq-item .ans{padding:0 0 20px;font-size:15px;color:var(--muted)}

/* 转化表单 */
.join-grid{display:grid;grid-template-columns:6fr 6fr;gap:56px;align-items:start}
.join-left h2{font-size:32px;margin-bottom:16px}
.join-left p{font-size:15px;color:#A9BDB6;margin-bottom:10px}
.join-note{display:grid;gap:10px;margin:22px 0 26px}
.join-note li{font-size:15px;color:#C6D5CF;padding-left:18px;position:relative}
.join-note li::before{content:"";position:absolute;left:0;top:12px;width:7px;height:7px;background:var(--beacon);transform:rotate(45deg)}
.join-figure{border-radius:10px;overflow:hidden;border:1px solid #2E6B68;aspect-ratio:16/9}
.join-figure img{width:100%;height:100%;object-fit:cover}
.join-form{background:rgba(18,58,62,.55);border:1px solid #2E6B68;border-radius:10px;padding:28px}
.form-field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.form-field label{font-size:13px;color:#BFD0C9;letter-spacing:.02em}
.form-field label .req{color:var(--beacon);margin-left:4px}
.form-field input,.form-field select,.form-field textarea{
  width:100%;min-height:46px;padding:11px 13px;border-radius:8px;
  background:var(--sand);border:1px solid var(--line);color:var(--ink);font-size:15px;
  transition:border-color .2s;
}
.form-field textarea{min-height:104px;resize:vertical;line-height:1.7}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--beacon);outline:2px solid rgba(217,154,43,.35);outline-offset:0}
.form-check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:#BFD0C9;margin-bottom:20px;line-height:1.6}
.form-check input{width:18px;height:18px;margin-top:3px;accent-color:var(--beacon);flex:none}
.join-form .btn{width:100%}
.form-hint{font-size:12px;color:#8AA098;margin-top:12px}

/* 页脚 */
.site-footer{background:var(--night);color:#A9BDB6;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#F2EBDD;margin-bottom:14px;font-family:"Noto Serif SC",Georgia,serif;font-size:18px;font-weight:700}
.footer-brand svg{flex:none}
.site-footer p{font-size:14px;line-height:1.8}
.site-footer h3{font-size:15px;color:#E9E2D5;margin-bottom:14px;font-family:"Noto Serif SC",Georgia,serif}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14px;color:#A9BDB6;transition:color .2s}
.footer-links a:hover{color:var(--beacon)}
.footer-bottom{border-top:1px solid #1E4A4C;padding:20px 0 26px;font-size:13px;color:#7E958E;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between}

/* 移动端吸底 CTA */
.sticky-cta{display:none}

@media (max-width:1024px){
  .nav-links{display:none}
  .burger{display:flex}
  .hero h1{font-size:38px}
  .hero-grid{grid-template-columns:1fr;gap:40px;padding:56px 0 64px}
  .hero-visual{max-width:420px}
  .metrics-grid{grid-template-columns:repeat(3,1fr)}
  .metric:first-child{grid-column:span 3}
  .boards-grid{grid-template-columns:repeat(2,1fr)}
  .board-card-lg{grid-column:span 2}
  .board-card-wide{grid-column:span 2}
  .pain-grid{grid-template-columns:repeat(2,1fr);gap:28px 0}
  .pain:nth-child(3){border-left:0;padding-left:0}
  .demo-grid{grid-template-columns:1fr;gap:36px}
  .dist-grid{grid-template-columns:1fr;gap:36px;justify-items:center}
  .mods-grid{grid-template-columns:repeat(3,1fr)}
  .quote-grid{grid-template-columns:repeat(2,1fr)}
  .quote:nth-child(3){margin-top:0}
  .guard-grid{grid-template-columns:repeat(2,1fr);gap:30px 0}
  .guard-item:nth-child(3){border-left:0;padding-left:0}
  .join-grid{grid-template-columns:1fr;gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .tier-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:26px}
  .step{border-left:0;padding:0 0 0 22px;border-left:1px dashed var(--line)}
  .step:first-child{padding-left:22px;border-left:1px dashed var(--line)}
}
@media (max-width:768px){
  .sec{padding:60px 0}
  .container{padding:0 16px}
  h2,.sec-head h2,.join-left h2{font-size:26px}
  .hero h1{font-size:30px}
  .hero-lead,.hero-copy p.hero-body{font-size:15px}
  .hero-visual{max-width:none}
  .metrics-grid{grid-template-columns:repeat(2,1fr)}
  .metric:first-child{grid-column:span 2}
  .metric-num{font-size:26px}
  .metric:first-child .metric-num{font-size:32px}
  .pain-grid{grid-template-columns:1fr;gap:0}
  .pain{padding:18px 0;border-left:0;border-top:1px solid var(--line)}
  .pain:first-child{border-top:0;padding-top:0}
  .boards-grid{grid-template-columns:1fr}
  .board-card-lg{grid-column:span 1;grid-template-columns:1fr}
  .board-card-wide{grid-column:span 1;flex-direction:column;align-items:flex-start;gap:10px}
  .hot-row{grid-template-columns:1fr;gap:8px;padding:16px 0}
  .rank{font-size:30px}
  .cmp-head{display:none}
  .cmp-row{grid-template-columns:1fr 1fr;gap:10px}
  .cmp-name{grid-column:span 2}
  .cmp-diff{grid-column:span 2;text-align:left;font-size:13px}
  .timeline::before{left:8px;transform:none}
  .tl-item,.tl-item:nth-child(even){width:100%;margin-left:0;padding:0 0 28px 30px;text-align:left}
  .tl-item::after,.tl-item:nth-child(even)::after{left:3px;right:auto}
  .news-item{grid-template-columns:100px 1fr;gap:14px}
  .mods-grid{grid-template-columns:repeat(2,1fr)}
  .quote-grid{grid-template-columns:1fr}
  .quote:nth-child(2),.quote:nth-child(3),.quote:nth-child(5),.quote:nth-child(6){margin-top:0}
  .guard-grid{grid-template-columns:1fr;gap:0}
  .guard-item{border-left:0;padding:18px 0;border-top:1px solid var(--line)}
  .guard-item:first-child{border-top:0;padding-top:0}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .join-form{padding:22px}
  .sticky-cta{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:70;background:rgba(11,35,37,.97);border-top:1px solid #2E6B68;padding:10px 16px;gap:12px;align-items:center;justify-content:space-between}
  .sticky-cta span{font-size:13px;color:#BDCCC6}
  .sticky-cta .btn{flex:none}
  body{padding-bottom:66px}
}
@media (max-width:520px){
  .hero h1{font-size:27px}
  .hero-stat{left:0;bottom:12px;padding:10px 14px}
  .hero-stat-num{font-size:20px}
  .rank{font-size:26px}
  .news-item{grid-template-columns:1fr}
  .news-thumb{aspect-ratio:16/9}
  .mods-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .footer-bottom{justify-content:flex-start}
}