/* roulang page: index */
:root{
  --jade:#0E3B36;
  --jade-2:#1C5C53;
  --celadon:#7FB8AE;
  --sand:#F6F1E7;
  --paper:#FFFCF5;
  --card:#FFFDF9;
  --coral:#E4703B;
  --ink:#23302E;
  --muted:#5C6B67;
  --line:#E2DACB;
  --radius:16px;
  --shadow-card:0 2px 4px rgba(14,59,54,.05),0 12px 28px rgba(14,59,54,.07);
  --shadow-hover:0 8px 12px rgba(14,59,54,.08),0 20px 40px rgba(14,59,54,.12);
  --container:1200px;
  --pad:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:120px}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--sand);
  color:var(--ink);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--coral);
  outline-offset:2px;
  border-radius:8px;
}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--jade);
  padding:16px 0;
}
.nav-pill{
  width:min(1120px,calc(100% - 32px));
  margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:9px 10px 9px 20px;
  background:rgba(255,253,249,.82);
  border:1px solid var(--line);
  border-radius:999px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled .nav-pill{
  background:rgba(255,253,249,.96);
  box-shadow:var(--shadow-card);
}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-dot{
  width:10px;height:10px;border-radius:50%;flex:none;
  background:var(--coral);
  box-shadow:0 0 0 4px rgba(228,112,59,.16);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.brand-mark{
  font-size:16px;font-weight:700;color:var(--jade);
  letter-spacing:.02em;white-space:nowrap;
}
.brand-sub{font-size:11.5px;color:var(--muted);font-weight:500;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  display:inline-flex;align-items:center;
  padding:9px 16px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--ink);
  transition:background .25s ease,color .25s ease;
}
.nav-link:hover{background:rgba(127,184,174,.2);color:var(--jade)}
.nav-link.is-active{background:var(--jade);color:#F3F7F5}
.nav-link.is-active:hover{background:var(--jade);color:#F3F7F5}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border-radius:999px;
  background:var(--coral);color:#fff;font-size:15px;font-weight:600;
  transition:background .25s ease,transform .25s ease,box-shadow .25s ease;
}
.nav-cta:hover{background:#cf5f2d;transform:translateY(-2px);box-shadow:0 10px 22px rgba(228,112,59,.28)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:999px;border:0;
  background:var(--jade);color:#F3F7F5;font-size:17px;
}
.drawer{
  position:fixed;inset:0;z-index:120;
  display:none;flex-direction:column;
  background:var(--jade);color:#F3F7F5;
  padding:26px 22px;
}
.drawer.is-open{display:flex}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-brand{font-size:15px;font-weight:700;line-height:1.4}
.drawer-close{
  width:44px;height:44px;border-radius:999px;border:1px solid rgba(127,184,174,.4);
  background:transparent;color:#F3F7F5;font-size:18px;
}
.drawer a.drawer-link{
  display:flex;align-items:center;min-height:44px;
  padding:12px 4px;border-bottom:1px solid rgba(127,184,174,.18);
  font-size:16px;color:#F3F7F5;
}
.drawer .drawer-cta{
  margin-top:26px;display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;border-radius:999px;background:var(--coral);color:#fff;font-weight:600;
}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:10px;border:1.5px solid transparent;
  font-size:15px;font-weight:600;
  transition:background .25s ease,color .25s ease,transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.btn-primary{background:var(--coral);color:#fff;border-radius:999px}
.btn-primary:hover{background:#cf5f2d;transform:translateY(-2px);box-shadow:0 12px 26px rgba(228,112,59,.3)}
.btn-ghost{background:transparent;color:var(--jade);border-color:var(--jade-2)}
.btn-ghost:hover{background:rgba(28,92,83,.09);transform:translateY(-2px)}
.btn-ghost-light{background:transparent;color:#F3F7F5;border-color:rgba(127,184,174,.6)}
.btn-ghost-light:hover{background:rgba(127,184,174,.16);transform:translateY(-2px)}
.btn-solid-light{background:#FFFDF9;color:var(--jade);border-radius:999px}
.btn-solid-light:hover{background:#F1EADD;transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.18)}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:999px;
  background:rgba(127,184,174,.22);color:#12524A;
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.badge-dark{background:rgba(127,184,174,.2);color:#CDE6E0}
.tag{
  display:inline-flex;align-items:center;
  padding:3px 11px;border-radius:999px;
  background:rgba(127,184,174,.18);color:#1C5C53;
  font-size:12.5px;font-weight:600;
}
.tag-coral{background:rgba(228,112,59,.14);color:#B8501F}
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(127,184,174,.6)}
.section{padding:var(--pad) 0}
.section--sand{background:var(--sand)}
.section--paper{background:var(--paper)}
.section--dark{background:var(--jade);color:#F3F7F5}
.section-head{max-width:760px;margin-bottom:38px}
.section-title{
  font-size:clamp(22px,2.6vw,32px);
  font-weight:700;line-height:1.3;letter-spacing:.02em;
  color:var(--jade);margin:14px 0 10px;
}
.section--dark .section-title{color:#FFFDF9}
.section-desc{font-size:14px;color:var(--muted);line-height:1.85}
.section--dark .section-desc{color:rgba(243,247,245,.72)}
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.thumb{width:100%;object-fit:cover;border-radius:12px;background:#E7E0D2}
.ratio-16-10{aspect-ratio:16/10}
.ratio-3-2{aspect-ratio:3/2}
.ratio-4-3{aspect-ratio:4/3}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--jade);padding:44px 0 76px}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/e04147a2b7c8a27d.webp');
  background-size:cover;background-position:center;
  opacity:.4;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(14,59,54,.95) 0%,rgba(14,59,54,.82) 52%,rgba(14,59,54,.6) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center;
}
.hero-copy{color:#F3F7F5;max-width:640px}
.hero h1{
  font-size:clamp(28px,3.6vw,42px);
  font-weight:700;line-height:1.25;letter-spacing:.02em;
  color:#FFFDF9;margin:18px 0 0;
}
.hero-sub{font-size:16px;line-height:1.85;color:#D9E7E3;margin-top:16px}
.hero-lead{font-size:15px;line-height:1.9;color:rgba(243,247,245,.76);margin-top:14px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-metrics{display:flex;flex-wrap:wrap;gap:34px;margin-top:34px}
.hero-metric-num{
  font-size:22px;font-weight:700;color:#FFFDF9;
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.hero-metric-label{font-size:12.5px;color:rgba(243,247,245,.66)}
.hero-card{
  background:var(--card);border-radius:20px;padding:16px;
  box-shadow:0 26px 50px rgba(0,0,0,.3);
  border:1px solid rgba(226,218,203,.7);
}
.hero-card-cover{position:relative;border-radius:14px;overflow:hidden}
.hero-card-cover img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-card-flag{
  position:absolute;left:12px;top:12px;
  padding:4px 12px;border-radius:999px;
  background:rgba(255,253,249,.92);color:var(--jade);
  font-size:12px;font-weight:700;
}
.hero-card-body{padding:16px 6px 6px}
.hero-card-body h2{font-size:18px;font-weight:600;line-height:1.45;color:var(--jade)}
.hero-card-body p{font-size:13.5px;color:var(--muted);line-height:1.75;margin-top:8px}
.hero-card-foot{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:14px;padding-top:12px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--muted);
}
.hero-card-foot a{color:var(--coral);font-weight:600}
.hero-card-foot a:hover{text-decoration:underline;text-decoration-thickness:2px}

/* ---------- 能力卡 ---------- */
.feature-card{padding:26px 22px}
.feature-ico{
  width:46px;height:46px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(127,184,174,.16);color:var(--jade);
  font-size:18px;margin-bottom:16px;
}
.feature-card h3{font-size:18px;font-weight:600;color:var(--jade);line-height:1.45}
.feature-card p{font-size:14px;color:var(--muted);line-height:1.8;margin-top:8px}

/* ---------- 痛点 ---------- */
.pain-card{position:relative;padding:22px 22px 22px 26px;overflow:hidden}
.pain-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:5px;
  background:var(--celadon);
}
.pain-card h3{font-size:17px;font-weight:600;color:var(--jade);display:flex;align-items:center;gap:10px}
.pain-card h3 i{font-size:15px;color:var(--coral)}
.pain-card p{font-size:14px;color:var(--muted);line-height:1.8;margin-top:8px}

/* ---------- 解决方案分栏 ---------- */
.split{display:grid;grid-template-columns:7fr 5fr;gap:52px;align-items:center}
.split-points{display:grid;gap:18px;margin-top:26px}
.split-point{display:flex;gap:14px;align-items:flex-start}
.split-point-ico{
  width:34px;height:34px;border-radius:10px;flex:none;
  display:grid;place-items:center;
  background:rgba(228,112,59,.12);color:var(--coral);font-size:14px;
}
.split-point h3{font-size:16px;font-weight:600;color:var(--jade)}
.split-point p{font-size:14px;color:var(--muted);line-height:1.8;margin-top:4px}
.split-media{position:relative}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:18px}
.float-card{
  position:absolute;right:-14px;bottom:-18px;
  background:var(--card);border:1px solid var(--line);
  border-radius:14px;padding:14px 18px;
  box-shadow:var(--shadow-card);
  display:flex;gap:12px;align-items:center;
}
.float-card .num{font-size:22px;font-weight:700;color:var(--jade);line-height:1.2}
.float-card span{font-size:12.5px;color:var(--muted)}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;margin-top:8px}
.step{position:relative;padding-right:18px}
.step::after{
  content:"";position:absolute;right:0;top:26px;width:1px;height:64%;
  background:linear-gradient(to bottom,var(--celadon),transparent);
}
.step:last-child::after{display:none}
.step-num{
  font-size:48px;font-weight:700;line-height:1;
  color:rgba(127,184,174,.55);font-variant-numeric:tabular-nums;
}
.step h3{font-size:18px;font-weight:600;color:var(--jade);margin-top:10px}
.step p{font-size:14px;color:var(--muted);line-height:1.8;margin-top:8px}

/* ---------- 频道矩阵 ---------- */
.channel-card{display:flex;gap:14px;align-items:flex-start;padding:20px}
.channel-ico{
  width:44px;height:44px;border-radius:50%;flex:none;
  display:grid;place-items:center;
  background:rgba(127,184,174,.14);color:var(--jade);font-size:16px;
}
.channel-body{min-width:0;flex:1}
.channel-body h3{font-size:17px;font-weight:600;color:var(--jade);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.channel-body p{font-size:13.5px;color:var(--muted);line-height:1.75;margin-top:6px}
.channel-count{
  font-size:11.5px;font-weight:600;padding:2px 9px;border-radius:999px;
  background:rgba(228,112,59,.14);color:#B8501F;white-space:nowrap;
}

/* ---------- 数据带 ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin-top:14px}
.metric{padding:0 26px;border-left:1px solid rgba(127,184,174,.25)}
.metric:first-child{border-left:0;padding-left:0}
.metric-num{
  font-size:clamp(30px,3.4vw,40px);font-weight:700;line-height:1.15;
  color:#FFFDF9;font-variant-numeric:tabular-nums;
}
.metric-num small{font-size:15px;font-weight:600;margin-left:2px;color:var(--celadon)}
.metric-label{font-size:13px;color:rgba(243,247,245,.68);margin-top:6px}

/* ---------- 资讯流 ---------- */
.stream-grid{display:grid;grid-template-columns:7fr 5fr;gap:32px}
.lead-post{overflow:hidden;display:flex;flex-direction:column}
.lead-post-media{display:block;overflow:hidden}
.lead-post-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease}
.lead-post:hover .lead-post-media img{transform:scale(1.04)}
.lead-post-body{padding:22px 24px 24px}
.lead-post-body h3{font-size:20px;font-weight:600;line-height:1.5;color:var(--jade);margin-top:12px}
.lead-post-body h3 a:hover{text-decoration:underline;text-decoration-thickness:2px;text-decoration-color:var(--celadon)}
.lead-post-body p{font-size:14.5px;color:var(--muted);line-height:1.85;margin-top:10px}
.meta-row{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  margin-top:16px;font-size:12.5px;color:var(--muted);
}
.read-more{color:var(--coral);font-weight:600}
.read-more:hover{text-decoration:underline;text-decoration-thickness:2px}
.mini-list{display:flex;flex-direction:column;gap:14px}
.mini-post{padding:18px 20px}
.mini-post h3{font-size:16.5px;font-weight:600;line-height:1.5;color:var(--jade)}
.mini-post h3 a:hover{text-decoration:underline;text-decoration-thickness:2px;text-decoration-color:var(--celadon)}
.mini-post p{font-size:13.5px;color:var(--muted);line-height:1.75;margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty-state{
  grid-column:1/-1;text-align:center;
  padding:56px 24px;border:1px dashed var(--line);border-radius:16px;background:var(--card);
}
.empty-state i{font-size:26px;color:var(--celadon)}
.empty-state p{font-size:15px;color:var(--muted);margin-top:12px}

/* ---------- 专题横滑 ---------- */
.topic-rail{
  display:grid;grid-auto-flow:column;
  grid-auto-columns:minmax(280px,320px);
  gap:20px;overflow-x:auto;padding:4px 4px 18px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.topic-rail::-webkit-scrollbar{height:6px}
.topic-rail::-webkit-scrollbar-thumb{background:rgba(127,184,174,.7);border-radius:999px}
.topic-card{scroll-snap-align:start;overflow:hidden}
.topic-card img{width:100%;aspect-ratio:3/2;object-fit:cover}
.topic-card-body{padding:16px 18px 18px}
.topic-card-body h3{font-size:16.5px;font-weight:600;color:var(--jade);line-height:1.45}
.topic-card-body span{display:block;font-size:12.5px;color:var(--muted);margin-top:6px}

/* ---------- 榜单 ---------- */
.rank-wrap{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 44px}
.rank-item{
  display:flex;align-items:center;gap:14px;
  padding:15px 0;border-bottom:1px solid var(--line);
}
.rank-num{
  font-size:18px;font-weight:700;color:rgba(127,184,174,.9);
  font-variant-numeric:tabular-nums;width:32px;flex:none;
}
.rank-item a{
  font-size:15.5px;font-weight:500;color:var(--ink);flex:1;min-width:0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.rank-item a:hover{color:var(--jade-2);text-decoration:underline;text-decoration-thickness:2px;text-decoration-color:var(--celadon)}
.rank-time{font-size:12.5px;color:var(--muted);flex:none}

/* ---------- 证言 ---------- */
.quote-card{padding:26px 24px;position:relative}
.quote-mark{font-size:40px;line-height:1;color:rgba(127,184,174,.55);font-family:Georgia,serif}
.quote-card p{font-size:15px;line-height:1.85;color:var(--ink);margin-top:6px}
.quote-foot{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.avatar{
  width:40px;height:40px;border-radius:50%;flex:none;
  background:rgba(127,184,174,.24);color:var(--jade);
  display:grid;place-items:center;font-weight:700;font-size:14px;
}
.quote-name{font-size:14px;font-weight:600;color:var(--jade)}
.quote-role{font-size:12.5px;color:var(--muted)}

/* ---------- 适用人群 ---------- */
.audience-card{padding:24px 20px;text-align:center}
.audience-ico{
  width:56px;height:56px;border-radius:50%;margin:0 auto 14px;
  display:grid;place-items:center;
  background:rgba(127,184,174,.16);color:var(--jade);font-size:20px;
}
.audience-card h3{font-size:16.5px;font-weight:600;color:var(--jade)}
.audience-card p{font-size:13.5px;color:var(--muted);line-height:1.8;margin-top:8px}

/* ---------- 规则清单 ---------- */
.rules{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.rule-col{padding:26px;border-radius:var(--radius);border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow-card)}
.rule-col h3{font-size:17px;font-weight:600;color:var(--jade);display:flex;align-items:center;gap:10px}
.rule-col h3 i{font-size:15px}
.rule-col.is-do h3 i{color:var(--jade-2)}
.rule-col.is-dont h3 i{color:var(--coral)}
.rule-list{margin-top:16px;display:grid;gap:10px}
.rule-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted);line-height:1.75}
.rule-list li i{font-size:13px;margin-top:5px;flex:none}
.rule-col.is-do .rule-list li i{color:var(--jade-2)}
.rule-col.is-dont .rule-list li i{color:var(--coral)}

/* ---------- FAQ ---------- */
.faq{max-width:880px;border:1px solid var(--line);border-radius:16px;background:var(--card);overflow:hidden;box-shadow:var(--shadow-card)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:18px 54px 18px 22px;
  font-size:16px;font-weight:600;color:var(--jade);line-height:1.6;
  transition:background .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:rgba(127,184,174,.08)}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--jade-2);
}
.faq-item[open] summary::after{content:"−"}
.faq-body{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--muted)}

/* ---------- 订阅 ---------- */
.sub-panel{
  display:grid;grid-template-columns:6fr 6fr;gap:40px;align-items:center;
  padding:36px;border-radius:20px;border:1px solid var(--line);background:var(--card);
  box-shadow:var(--shadow-card);
}
.sub-form{display:flex;gap:12px;flex-wrap:wrap}
.sub-form input[type="email"]{
  flex:1 1 220px;min-height:48px;padding:0 16px;
  border:1px solid var(--line);border-radius:10px;
  background:#FFFDF9;font-size:15px;color:var(--ink);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.sub-form input[type="email"]::placeholder{color:#9AA6A1}
.sub-form input[type="email"]:focus{
  outline:none;border-color:var(--jade-2);
  box-shadow:inset 0 0 0 2px rgba(28,92,83,.12);
}
.form-hint{font-size:12.5px;color:var(--muted);margin-top:10px}

/* ---------- 收口 CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--jade);border-radius:24px;
  padding:46px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  color:#F3F7F5;
}
.cta-panel::before{
  content:"";position:absolute;right:-160px;top:-220px;width:540px;height:540px;
  background:radial-gradient(circle,rgba(127,184,174,.24),transparent 68%);
  pointer-events:none;
}
.cta-panel h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.35;position:relative;z-index:1}
.cta-panel p{font-size:14.5px;color:rgba(243,247,245,.75);margin-top:10px;max-width:560px;position:relative;z-index:1}
.cta-panel .btn{position:relative;z-index:1;flex:none}

/* ---------- 页脚 ---------- */
.site-footer{background:#0A2C28;color:#F3F7F5;padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{font-size:17px;font-weight:700;line-height:1.5;color:#FFFDF9}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(243,247,245,.66);margin-top:14px;max-width:320px}
.footer-col h4{font-size:14px;font-weight:600;color:#FFFDF9;margin-bottom:14px;letter-spacing:.02em}
.footer-link{display:block;padding:5px 0;font-size:13.5px;color:rgba(243,247,245,.7);transition:color .2s ease}
.footer-link:hover{color:var(--celadon)}
.footer-note{font-size:13px;line-height:1.85;color:rgba(243,247,245,.62)}
.footer-bottom{
  margin-top:44px;padding:20px 0;
  border-top:1px solid rgba(127,184,174,.2);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12.5px;color:rgba(243,247,245,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-inner{grid-template-columns:1fr;gap:32px}
  .hero-card{max-width:520px}
  .split{grid-template-columns:1fr;gap:36px}
  .stream-grid{grid-template-columns:1fr;gap:24px}
  .metrics{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:28px}
  .metric:nth-child(3){border-left:0;padding-left:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .sub-panel{grid-template-columns:1fr;gap:24px}
}
@media (max-width:767px){
  :root{--pad:48px}
  .container{padding:0 16px}
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .nav-pill{padding:8px 8px 8px 16px}
  .brand-mark{font-size:13.5px;white-space:normal;line-height:1.35}
  .brand-sub{display:none}
  .hero{padding:32px 0 56px}
  .hero h1{font-size:26px}
  .hero-sub{font-size:15px}
  .hero-lead{font-size:14px}
  .hero-metrics{gap:24px;margin-top:26px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;gap:16px}
  .steps{grid-template-columns:1fr;gap:0}
  .step{padding:0 0 22px 24px;border-left:2px solid rgba(127,184,174,.5);margin-left:6px}
  .step::after{display:none}
  .step-num{font-size:34px;margin-left:-24px;background:var(--sand);padding-left:0;width:60px}
  .step h3{margin-top:6px}
  .metrics{grid-template-columns:1fr;row-gap:22px}
  .metric{border-left:0;padding:0;border-top:1px solid rgba(127,184,174,.2);padding-top:16px}
  .metric:first-child{border-top:0;padding-top:0}
  .rank-wrap{grid-template-columns:1fr;gap:0}
  .rules{grid-template-columns:1fr}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:32px 24px;gap:22px}
  .float-card{right:8px;bottom:-14px;padding:12px 14px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .sub-panel{padding:24px}
  .lead-post-body{padding:18px 18px 20px}
}
@media (max-width:520px){
  .hero-actions .btn{width:100%}
  .topic-rail{grid-auto-columns:minmax(240px,82%)}
  .rank-item a{white-space:normal}
}

/* roulang page: article */
:root{
  --jade:#0E3B36;
  --jade-2:#1C5C53;
  --celadon:#7FB8AE;
  --sand:#F6F1E7;
  --paper:#FFFCF5;
  --card:#FFFDF9;
  --coral:#E4703B;
  --ink:#23302E;
  --muted:#5C6B67;
  --line:#E2DACB;
  --radius:16px;
  --shadow-card:0 2px 4px rgba(14,59,54,.05),0 12px 28px rgba(14,59,54,.07);
  --shadow-hover:0 8px 12px rgba(14,59,54,.08),0 20px 40px rgba(14,59,54,.12);
  --container:1200px;
  --pad:72px;
}
@media (max-width:767px){:root{--pad:48px}}

/* ========== reset / base ========== */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:120px}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--sand);
  color:var(--ink);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4,p,figure,blockquote,ul,ol{margin:0}
ul,ol{padding-left:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--coral);
  outline-offset:2px;
  border-radius:8px;
}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ========== 导航 ========== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--jade);
  padding:16px 0;
}
.nav-pill{
  width:min(1120px,calc(100% - 32px));
  margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:9px 10px 9px 20px;
  background:rgba(255,253,249,.82);
  border:1px solid var(--line);
  border-radius:999px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled .nav-pill{
  background:rgba(255,253,249,.96);
  box-shadow:var(--shadow-card);
}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-dot{
  width:10px;height:10px;border-radius:50%;flex:none;
  background:var(--coral);
  box-shadow:0 0 0 4px rgba(228,112,59,.16);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.brand-mark{
  font-size:16px;font-weight:700;color:var(--jade);
  letter-spacing:.02em;white-space:nowrap;
}
.brand-sub{font-size:11.5px;color:var(--muted);font-weight:500;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  display:inline-flex;align-items:center;
  padding:9px 16px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--ink);
  transition:background .25s ease,color .25s ease;
}
.nav-link:hover{background:rgba(127,184,174,.2);color:var(--jade)}
.nav-link.is-active{background:var(--jade);color:#F3F7F5}
.nav-link.is-active:hover{background:var(--jade);color:#F3F7F5}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border-radius:999px;
  background:var(--coral);color:#fff;font-size:15px;font-weight:600;
  transition:background .25s ease,transform .25s ease,box-shadow .25s ease;
}
.nav-cta:hover{background:#cf5f2d;transform:translateY(-2px);box-shadow:0 10px 22px rgba(228,112,59,.28)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:999px;border:0;
  background:var(--jade);color:#F3F7F5;font-size:17px;
}
.drawer{
  position:fixed;inset:0;z-index:120;
  display:none;flex-direction:column;
  background:var(--jade);color:#F3F7F5;
  padding:26px 22px;
}
.drawer.is-open{display:flex}
.drawer-top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:26px}
.drawer-brand{font-size:15px;font-weight:700;line-height:1.5}
.drawer-close{
  width:44px;height:44px;flex:none;border-radius:999px;
  border:1px solid rgba(127,184,174,.4);
  background:transparent;color:#F3F7F5;font-size:18px;
}
.drawer a.drawer-link{
  display:flex;align-items:center;min-height:44px;
  padding:12px 4px;border-bottom:1px solid rgba(127,184,174,.18);
  font-size:16px;color:#F3F7F5;
}
.drawer .drawer-cta{
  margin-top:26px;display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;border-radius:999px;background:var(--coral);color:#fff;font-weight:600;
}

/* ========== 通用组件 ========== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:10px;border:1.5px solid transparent;
  font-size:15px;font-weight:600;
  transition:background .25s ease,color .25s ease,transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.btn-primary{background:var(--coral);color:#fff;border-radius:999px}
.btn-primary:hover{background:#cf5f2d;transform:translateY(-2px);box-shadow:0 12px 26px rgba(228,112,59,.3)}
.btn-ghost{background:transparent;color:var(--jade);border-color:var(--jade-2)}
.btn-ghost:hover{background:rgba(28,92,83,.09);transform:translateY(-2px)}
.btn-solid-light{background:#FFFDF9;color:var(--jade);border-radius:999px}
.btn-solid-light:hover{background:#F1EADD;transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.18)}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:999px;
  background:rgba(127,184,174,.22);color:#12524A;
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.tag{
  display:inline-flex;align-items:center;
  padding:3px 12px;border-radius:999px;
  background:rgba(127,184,174,.18);color:#1C5C53;
  font-size:12.5px;font-weight:600;
}
.tag-coral{background:rgba(228,112,59,.14);color:#B8501F}
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(127,184,174,.6)}

/* ========== 文章页头部 ========== */
.article-top{
  background:var(--paper);
  border-bottom:1px solid var(--line);
  padding:26px 0 30px;
}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--muted);
}
.breadcrumb a{color:var(--muted);transition:color .2s ease}
.breadcrumb a:hover{color:var(--jade-2);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}
.breadcrumb .crumb-sep{color:#B9B0A0}
.breadcrumb .crumb-current{
  color:var(--ink);font-weight:600;
  max-width:100%;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
@media (max-width:767px){
  .breadcrumb .crumb-current{white-space:normal;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
}

/* ========== 文章主体布局 ========== */
.article-wrap{padding:44px 0 72px}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:40px;
  align-items:start;
}
.article-col{min-width:0}

/* 文章头卡 */
.article-head{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  padding:34px 38px;
}
.article-meta-top{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  font-size:13px;color:var(--muted);
  margin-bottom:16px;
}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#C8BFB0;display:inline-block}
.article-title{
  font-size:clamp(26px,3.6vw,42px);
  font-weight:700;line-height:1.3;letter-spacing:.02em;
  color:var(--jade);
  margin-bottom:16px;
  word-break:break-word;
}
.article-lead{
  font-size:15.5px;line-height:1.9;color:var(--muted);
  padding-left:14px;
  border-left:3px solid var(--celadon);
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.article-meta-bottom{
  display:flex;align-items:center;flex-wrap:wrap;gap:22px;
  margin-top:22px;padding-top:20px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.article-meta-bottom span{display:inline-flex;align-items:center;gap:7px}
.article-meta-bottom i{color:var(--celadon)}

/* 正文阅读区 */
.article-body{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  padding:38px 42px 44px;
  margin-top:26px;
  font-size:17px;
  line-height:1.95;
  color:var(--ink);
}
.article-body > *:first-child{margin-top:0}
.article-body p{max-width:720px;margin:0 0 18px}
.article-body h2{
  font-size:clamp(20px,2.4vw,26px);
  font-weight:700;line-height:1.4;letter-spacing:.02em;
  color:var(--jade);
  margin:38px 0 14px;
  padding-left:14px;
  border-left:4px solid var(--celadon);
}
.article-body h3{
  font-size:18px;font-weight:600;line-height:1.5;
  color:var(--jade-2);
  margin:28px 0 10px;
}
.article-body h4{
  font-size:16.5px;font-weight:600;color:var(--ink);
  margin:22px 0 8px;
}
.article-body a{
  color:var(--jade-2);
  text-decoration:underline;
  text-decoration-thickness:2px;
  text-underline-offset:3px;
  transition:color .2s ease;
}
.article-body a:hover{color:var(--coral)}
.article-body strong{font-weight:700;color:var(--jade)}
.article-body ul,.article-body ol{
  max-width:720px;
  margin:0 0 20px;
  padding-left:4px;
}
.article-body ul li{
  position:relative;
  padding-left:22px;
  margin-bottom:10px;
}
.article-body ul li::before{
  content:"";
  position:absolute;left:2px;top:12px;
  width:7px;height:7px;border-radius:50%;
  background:var(--celadon);
}
.article-body ol{counter-reset:artnum}
.article-body ol li{
  position:relative;
  padding-left:30px;
  margin-bottom:10px;
  counter-increment:artnum;
}
.article-body ol li::before{
  content:counter(artnum);
  position:absolute;left:0;top:2px;
  width:20px;height:20px;border-radius:6px;
  background:rgba(127,184,174,.22);
  color:#12524A;
  font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  line-height:1;
}
.article-body blockquote{
  max-width:720px;
  margin:24px 0;
  padding:18px 22px;
  background:var(--sand);
  border-left:4px solid var(--celadon);
  border-radius:0 12px 12px 0;
  color:var(--jade-2);
  font-size:16.5px;
  line-height:1.9;
}
.article-body blockquote p{margin-bottom:0}
.article-body img{
  border-radius:12px;
  margin:24px 0 10px;
  width:100%;
  height:auto;
}
.article-body figure{margin:24px 0}
.article-body figcaption{
  font-size:13px;color:var(--muted);text-align:center;margin-top:8px;
}
.article-body table{
  width:100%;
  max-width:720px;
  border-collapse:collapse;
  margin:22px 0;
  font-size:15px;
  border-radius:12px;
  overflow:hidden;
}
.article-body thead th{
  background:rgba(127,184,174,.2);
  color:var(--jade);
  font-weight:600;
  text-align:left;
}
.article-body th,.article-body td{
  padding:11px 14px;
  border-bottom:1px solid var(--line);
}
.article-body tbody tr:nth-child(even){background:var(--sand)}
.article-body code{
  background:var(--sand);
  border:1px solid var(--line);
  border-radius:6px;
  padding:2px 7px;
  font-size:14px;
  color:var(--jade-2);
}
.article-body pre{
  background:var(--sand);
  border:1px solid var(--line);
  border-radius:12px;
  padding:16px 18px;
  overflow-x:auto;
  font-size:14px;
  line-height:1.8;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}

/* 标签区 */
.article-tags{
  margin-top:26px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  padding:24px 30px;
}
.article-tags h2{
  font-size:15px;font-weight:700;color:var(--jade);
  margin-bottom:14px;letter-spacing:.02em;
}
.tag-list{display:flex;flex-wrap:wrap;gap:10px}
.tag-item{
  display:inline-flex;align-items:center;
  padding:7px 16px;border-radius:999px;
  background:rgba(127,184,174,.14);
  border:1px solid rgba(127,184,174,.36);
  color:var(--jade-2);
  font-size:13.5px;font-weight:500;
  transition:background .25s ease,transform .25s ease,border-color .25s ease;
}
.tag-item:hover{background:rgba(127,184,174,.3);transform:translateY(-2px);border-color:var(--celadon)}

/* 返回入口 */
.article-return{
  margin-top:26px;
  display:flex;flex-wrap:wrap;gap:14px;
  align-items:center;justify-content:space-between;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  padding:22px 30px;
}
.article-return .return-text{font-size:14px;color:var(--muted)}
.article-return .return-actions{display:flex;flex-wrap:wrap;gap:12px}

/* 空态 */
.empty-state{
  margin-top:26px;
  background:var(--card);
  border:1px dashed rgba(127,184,174,.6);
  border-radius:var(--radius);
  padding:64px 24px;
  text-align:center;
}
.empty-state i{font-size:34px;color:var(--celadon);margin-bottom:16px;display:block}
.empty-state h2{font-size:22px;font-weight:700;color:var(--jade);margin-bottom:8px}
.empty-state p{font-size:14.5px;color:var(--muted);max-width:440px;margin:0 auto 22px}

/* ========== 侧栏 ========== */
.side-col{display:flex;flex-direction:column;gap:22px}
@media (min-width:1025px){
  .side-col{position:sticky;top:104px}
}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  padding:24px 24px 22px;
}
.side-title{
  font-size:16px;font-weight:700;color:var(--jade);
  letter-spacing:.02em;
  margin-bottom:6px;
  display:flex;align-items:center;gap:9px;
}
.side-title i{color:var(--celadon);font-size:15px}
.side-sub{font-size:12.5px;color:var(--muted);line-height:1.7;margin-bottom:16px}
.side-link{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 0;
  border-bottom:1px dashed var(--line);
  font-size:14.5px;color:var(--ink);
  transition:color .2s ease,padding-left .2s ease;
}
.side-link:last-child{border-bottom:0}
.side-link:hover{color:var(--jade-2);padding-left:5px}
.side-link i{font-size:11px;color:var(--celadon)}
.side-note{
  font-size:13.5px;line-height:1.85;color:var(--muted);
}
.side-note strong{color:var(--jade);font-weight:600}
.side-figure{
  border-radius:12px;
  overflow:hidden;
  border:1px solid var(--line);
  margin-bottom:14px;
}
.side-figure img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover}
.side-figure-cap{font-size:12.5px;color:var(--muted);line-height:1.7}

/* ========== 底部 CTA ========== */
.cta-band{padding:0 0 72px}
.cta-panel{
  position:relative;
  overflow:hidden;
  background:var(--jade);
  color:#F3F7F5;
  border-radius:24px;
  padding:48px 46px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  flex-wrap:wrap;
}
.cta-panel::after{
  content:"";
  position:absolute;
  right:-90px;top:-90px;
  width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(127,184,174,.34),rgba(127,184,174,0) 68%);
  pointer-events:none;
}
.cta-panel h2{
  font-size:clamp(20px,2.4vw,28px);
  font-weight:700;line-height:1.35;letter-spacing:.02em;
  margin-bottom:10px;color:#FFFDF9;
  position:relative;z-index:1;
}
.cta-panel p{
  font-size:14.5px;line-height:1.85;color:rgba(243,247,245,.76);
  max-width:560px;position:relative;z-index:1;
}
.cta-panel .cta-actions{position:relative;z-index:1;display:flex;gap:12px;flex-wrap:wrap}

/* ========== 页脚 ========== */
.site-footer{
  background:var(--jade);
  color:#F3F7F5;
  padding:64px 0 26px;
  border-top:1px solid rgba(127,184,174,.25);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(127,184,174,.22);
}
.footer-brand{
  font-size:17px;font-weight:700;color:#FFFDF9;
  letter-spacing:.02em;margin-bottom:14px;line-height:1.5;
}
.footer-desc{font-size:13.5px;line-height:1.9;color:rgba(243,247,245,.7);max-width:360px}
.footer-col h4{
  font-size:14px;font-weight:700;color:#FFFDF9;
  margin-bottom:14px;letter-spacing:.03em;
}
.footer-link{
  display:block;
  font-size:13.5px;color:rgba(243,247,245,.74);
  padding:5px 0;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-link:hover{color:var(--celadon);padding-left:4px}
.footer-note{font-size:13px;line-height:1.9;color:rgba(243,247,245,.62)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  flex-wrap:wrap;
  padding-top:22px;
  font-size:12.5px;color:rgba(243,247,245,.58);
}

/* ========== 响应式 ========== */
@media (max-width:1024px){
  .article-layout{grid-template-columns:1fr;gap:26px}
  .side-col{position:static}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  .site-header{padding:12px 0}
  .nav-pill{padding:8px 8px 8px 14px;border-radius:999px}
  .brand-mark{font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:190px}
  .brand-sub{font-size:10.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:190px}
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .article-wrap{padding:28px 0 52px}
  .article-head{padding:24px 20px}
  .article-title{font-size:26px}
  .article-lead{-webkit-line-clamp:4;font-size:15px}
  .article-meta-bottom{gap:14px;font-size:12.5px}
  .article-body{padding:24px 20px 30px;font-size:16.5px;line-height:1.9;margin-top:18px}
  .article-body h2{font-size:21px;margin-top:30px}
  .article-body h3{font-size:17.5px}
  .article-body blockquote{padding:14px 16px;font-size:15.5px}
  .article-tags{padding:20px}
  .article-return{flex-direction:column;align-items:stretch;padding:20px}
  .article-return .return-actions{width:100%}
  .article-return .return-actions .btn{flex:1 1 100%}
  .side-card{padding:20px}
  .cta-panel{padding:32px 24px;border-radius:18px}
  .cta-panel .cta-actions{width:100%}
  .cta-panel .cta-actions .btn{flex:1 1 100%}
  .cta-band{padding:0 0 52px}
  .site-footer{padding:48px 0 20px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{font-size:12px;line-height:1.8}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .article-title{font-size:23px;line-height:1.35}
  .article-body{font-size:16px}
  .article-body table{font-size:13.5px}
  .article-body th,.article-body td{padding:8px 10px}
}

/* roulang page: category1 */
:root{
  --jade:#0E3B36;
  --jade-2:#1C5C53;
  --celadon:#7FB8AE;
  --sand:#F6F1E7;
  --paper:#FFFCF5;
  --card:#FFFDF9;
  --coral:#E4703B;
  --ink:#23302E;
  --muted:#5C6B67;
  --line:#E2DACB;
  --radius:16px;
  --shadow-card:0 2px 4px rgba(14,59,54,.05),0 12px 28px rgba(14,59,54,.07);
  --shadow-hover:0 8px 12px rgba(14,59,54,.08),0 20px 40px rgba(14,59,54,.12);
  --container:1200px;
  --pad:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:120px}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--sand);
  color:var(--ink);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:.02em}
p{margin:0}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--coral);
  outline-offset:2px;
  border-radius:8px;
}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--jade);
  padding:16px 0;
}
.nav-pill{
  width:min(1120px,calc(100% - 32px));
  margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:9px 10px 9px 20px;
  background:rgba(255,253,249,.82);
  border:1px solid var(--line);
  border-radius:999px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled .nav-pill{
  background:rgba(255,253,249,.96);
  box-shadow:var(--shadow-card);
}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-dot{
  width:10px;height:10px;border-radius:50%;flex:none;
  background:var(--coral);
  box-shadow:0 0 0 4px rgba(228,112,59,.16);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.brand-mark{
  font-size:16px;font-weight:700;color:var(--jade);
  letter-spacing:.02em;white-space:nowrap;
}
.brand-sub{font-size:11.5px;color:var(--muted);font-weight:500;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  display:inline-flex;align-items:center;
  padding:9px 16px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--ink);
  transition:background .25s ease,color .25s ease;
}
.nav-link:hover{background:rgba(127,184,174,.2);color:var(--jade)}
.nav-link.is-active{background:var(--jade);color:#F3F7F5}
.nav-link.is-active:hover{background:var(--jade);color:#F3F7F5}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border-radius:999px;
  background:var(--coral);color:#fff;font-size:15px;font-weight:600;
  transition:background .25s ease,transform .25s ease,box-shadow .25s ease;
}
.nav-cta:hover{background:#cf5f2d;transform:translateY(-2px);box-shadow:0 10px 22px rgba(228,112,59,.28)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:999px;border:0;
  background:var(--jade);color:#F3F7F5;font-size:17px;
}
.drawer{
  position:fixed;inset:0;z-index:120;
  display:none;flex-direction:column;
  background:var(--jade);color:#F3F7F5;
  padding:26px 22px;
}
.drawer.is-open{display:flex}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-brand{font-size:15px;font-weight:700;line-height:1.4;max-width:72%}
.drawer-close{
  width:44px;height:44px;border-radius:999px;border:1px solid rgba(127,184,174,.4);
  background:transparent;color:#F3F7F5;font-size:18px;
}
.drawer a.drawer-link{
  display:flex;align-items:center;min-height:44px;
  padding:12px 4px;border-bottom:1px solid rgba(127,184,174,.18);
  font-size:16px;color:#F3F7F5;
}
.drawer .drawer-cta{
  margin-top:26px;display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;border-radius:999px;background:var(--coral);color:#fff;font-weight:600;
}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:10px;border:1.5px solid transparent;
  font-size:15px;font-weight:600;
  transition:background .25s ease,color .25s ease,transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.btn-primary{background:var(--coral);color:#fff;border-radius:999px}
.btn-primary:hover{background:#cf5f2d;transform:translateY(-2px);box-shadow:0 12px 26px rgba(228,112,59,.3)}
.btn-ghost{background:transparent;color:var(--jade);border-color:var(--jade-2)}
.btn-ghost:hover{background:rgba(28,92,83,.09);transform:translateY(-2px)}
.btn-solid-light{background:#FFFDF9;color:var(--jade);border-radius:999px}
.btn-solid-light:hover{background:#F1EADD;transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.18)}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:999px;
  background:rgba(127,184,174,.22);color:#12524A;
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.badge-dark{background:rgba(127,184,174,.2);color:#CDE6E0}
.tag{
  display:inline-flex;align-items:center;
  padding:3px 11px;border-radius:999px;
  background:rgba(127,184,174,.18);color:#1C5C53;
  font-size:12.5px;font-weight:600;
}
.tag-coral{background:rgba(228,112,59,.14);color:#B8501F}
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(127,184,174,.6)}
.section{padding:var(--pad) 0}
.section--sand{background:var(--sand)}
.section--paper{background:var(--paper)}
.section--dark{background:var(--jade);color:#F3F7F5}
.section-head{max-width:760px;margin-bottom:38px}
.section-title{
  font-size:clamp(22px,2.6vw,32px);
  font-weight:700;line-height:1.3;letter-spacing:.02em;
  color:var(--jade);margin:14px 0 10px;
}
.section--dark .section-title{color:#FFFDF9}
.section-desc{font-size:14px;color:var(--muted);line-height:1.85}
.section--dark .section-desc{color:rgba(243,247,245,.72)}

/* ---------- 分类页头区 ---------- */
.cat-hero{
  position:relative;
  background:
    radial-gradient(680px 320px at 88% -10%,rgba(127,184,174,.24),transparent 70%),
    var(--sand);
  border-bottom:1px solid var(--line);
  padding:54px 0 58px;
}
.cat-hero-grid{
  display:grid;
  grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:44px;
  align-items:center;
}
.cat-crumb{font-size:13px;color:var(--muted);margin-bottom:16px}
.cat-crumb a:hover{color:var(--jade-2);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}
.cat-crumb span.sep{margin:0 6px;color:rgba(92,107,103,.6)}
.cat-title{
  font-size:clamp(28px,3.6vw,44px);
  font-weight:700;line-height:1.25;letter-spacing:.02em;
  color:var(--jade);
  margin:14px 0 14px;
}
.cat-lead{
  font-size:16px;line-height:1.9;color:var(--muted);
  max-width:560px;
}
.cat-meta{
  display:flex;flex-wrap:wrap;gap:10px 26px;
  margin-top:24px;
  padding-top:20px;
  border-top:1px dashed var(--line);
  font-size:13.5px;color:var(--muted);
}
.cat-meta strong{
  display:block;
  font-size:22px;font-weight:700;color:var(--jade);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.cat-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* 券面速览卡 */
.pass-card{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:var(--shadow-card);
  padding:26px 24px 22px;
  overflow:hidden;
}
.pass-card::before{
  content:"";
  position:absolute;inset:0 auto 0 0;width:6px;
  background:linear-gradient(180deg,var(--coral),rgba(228,112,59,.25));
}
.pass-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.pass-label{
  font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:var(--coral);text-transform:uppercase;
}
.pass-num{
  font-size:12.5px;font-weight:600;color:var(--muted);
  font-variant-numeric:tabular-nums;
}
.pass-title{font-size:20px;font-weight:700;color:var(--jade);line-height:1.45}
.pass-sub{font-size:13.5px;color:var(--muted);margin-top:6px}
.pass-dash{
  border:0;border-top:1px dashed var(--line);
  margin:18px 0;
}
.pass-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.pass-list li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:14px;color:var(--ink);line-height:1.6;
}
.pass-list i{color:var(--celadon);font-size:13px;margin-top:5px}
.pass-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:20px;
}
.pass-foot .btn{flex:1}
.pass-side{
  font-size:12.5px;color:var(--muted);
  font-variant-numeric:tabular-nums;
  white-space:nowrap;
}

/* ---------- 简介条 ---------- */
.intro-strip{
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.intro-inner{
  display:grid;
  grid-template-columns:220px minmax(0,1fr);
  gap:32px;
  padding:34px 0;
  align-items:start;
}
.intro-label{
  font-size:13px;font-weight:700;letter-spacing:.1em;
  color:var(--jade-2);
  border-left:3px solid var(--celadon);
  padding-left:12px;
  line-height:1.7;
}
.intro-text{font-size:15px;color:var(--muted);line-height:1.9}

/* ---------- 列表主体 ---------- */
.list-layout{
  display:grid;
  grid-template-columns:minmax(0,8fr) minmax(0,4fr);
  gap:38px;
  align-items:start;
}
.post-list{display:grid;gap:18px}
.post-row{
  display:grid;
  grid-template-columns:220px minmax(0,1fr);
  gap:20px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  padding:16px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.post-row:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(127,184,174,.6)}
.post-thumb{
  position:relative;
  border-radius:12px;
  overflow:hidden;
  aspect-ratio:16/10;
  background:rgba(127,184,174,.16);
}
.post-thumb img{width:100%;height:100%;object-fit:cover}
.post-body{display:flex;flex-direction:column;min-width:0}
.post-title{
  font-size:18px;font-weight:600;line-height:1.5;
  color:var(--jade);
  margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-title a:hover{color:var(--jade-2);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}
.post-excerpt{
  font-size:14px;color:var(--muted);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:14px;
}
.post-foot{
  margin-top:auto;
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;
  font-size:12.5px;color:var(--muted);
  font-variant-numeric:tabular-nums;
}
.post-foot .read{
  margin-left:auto;
  font-weight:600;color:var(--jade-2);
}
.post-foot .read:hover{color:var(--coral)}
.list-empty{
  text-align:center;
  padding:64px 24px;
  background:var(--card);
  border:1px dashed var(--line);
  border-radius:var(--radius);
  color:var(--muted);
}
.list-empty i{font-size:30px;color:var(--celadon);display:block;margin-bottom:14px}
.list-empty strong{display:block;font-size:17px;color:var(--jade);margin-bottom:6px}
.list-empty .en{font-size:12.5px;color:var(--muted);margin-top:8px}
.list-more{
  margin-top:24px;display:flex;justify-content:center;
}
.channel-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 24px;border-radius:999px;
  border:1.5px solid var(--jade-2);color:var(--jade);
  font-size:14.5px;font-weight:600;
  transition:background .25s ease,color .25s ease,transform .25s ease;
}
.channel-link:hover{background:var(--jade);color:#F3F7F5;transform:translateY(-2px)}

/* 侧栏 */
.side-stack{display:grid;gap:20px;position:sticky;top:110px}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  padding:22px 20px;
}
.side-title{
  font-size:15px;font-weight:700;color:var(--jade);
  display:flex;align-items:center;gap:8px;
  margin-bottom:16px;
}
.side-title i{color:var(--celadon);font-size:14px}
.fact-list{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.fact-list li{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13.5px;color:var(--muted);
  padding-bottom:12px;
  border-bottom:1px dashed var(--line);
}
.fact-list li:last-child{border-bottom:0;padding-bottom:0}
.fact-list b{
  font-size:17px;color:var(--jade);font-weight:700;
  font-variant-numeric:tabular-nums;
}
.district-tags{display:flex;flex-wrap:wrap;gap:8px}
.district-tags span{
  padding:5px 12px;border-radius:999px;
  background:rgba(127,184,174,.16);color:#1C5C53;
  font-size:12.5px;font-weight:600;
}

/* ---------- 热门编号列表 ---------- */
.rank-wrap{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  padding:10px 22px;
}
.rank-item{
  display:grid;
  grid-template-columns:52px minmax(0,1fr) auto;
  gap:14px;
  align-items:center;
  padding:18px 0;
  border-bottom:1px solid var(--line);
}
.rank-item:last-child{border-bottom:0}
.rank-no{
  font-size:22px;font-weight:700;color:rgba(127,184,174,.85);
  font-variant-numeric:tabular-nums;line-height:1;
}
.rank-main{min-width:0}
.rank-title{
  font-size:16px;font-weight:600;color:var(--jade);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.rank-title a:hover{color:var(--jade-2);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}
.rank-sub{font-size:12.5px;color:var(--muted);margin-top:4px}
.rank-time{font-size:12.5px;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}

/* ---------- 专题卡 ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.topic-card{
  display:block;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(127,184,174,.6)}
.topic-cover{position:relative;aspect-ratio:3/2;overflow:hidden;background:rgba(127,184,174,.16)}
.topic-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.topic-card:hover .topic-cover img{transform:scale(1.04)}
.topic-cover .tag{position:absolute;left:12px;top:12px;background:rgba(255,253,249,.92);color:#1C5C53}
.topic-body{padding:18px}
.topic-body h3{font-size:17px;color:var(--jade);margin-bottom:8px;line-height:1.45}
.topic-body p{font-size:13.5px;color:var(--muted);line-height:1.75}

/* ---------- 小贴士 ---------- */
.tips-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.tip-card{
  background:var(--card);
  border:1px solid var(--line);
  border-left:4px solid var(--celadon);
  border-radius:14px;
  padding:22px 20px;
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease;
}
.tip-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.tip-icon{
  width:40px;height:40px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(127,184,174,.18);color:var(--jade-2);
  font-size:16px;margin-bottom:14px;
}
.tip-card h3{font-size:16.5px;color:var(--jade);margin-bottom:8px}
.tip-card p{font-size:13.8px;color:var(--muted);line-height:1.8}

/* ---------- FAQ ---------- */
.faq-wrap{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-item summary{
  list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;
  font-size:16px;font-weight:600;color:var(--jade);
  cursor:pointer;
  transition:background .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:rgba(127,184,174,.1)}
.faq-sign{
  flex:none;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(127,184,174,.2);color:var(--jade-2);
  font-size:15px;font-weight:600;line-height:1;
}
.faq-item[open] .faq-sign{background:var(--coral);color:#fff}
.faq-answer{padding:0 24px 22px;font-size:14.6px;color:var(--muted);line-height:1.85}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;
  background:var(--jade);
  border-radius:24px;
  padding:46px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  overflow:hidden;
  box-shadow:0 18px 40px rgba(14,59,54,.2);
}
.cta-panel::after{
  content:"";
  position:absolute;right:-80px;top:-80px;
  width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(127,184,174,.28),transparent 70%);
  pointer-events:none;
}
.cta-panel h2{
  font-size:clamp(22px,2.6vw,30px);
  color:#FFFDF9;line-height:1.35;margin-bottom:10px;
}
.cta-panel p{font-size:14.5px;color:rgba(243,247,245,.76);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--jade);
  color:rgba(243,247,245,.78);
  padding:60px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:38px;
  border-bottom:1px solid rgba(127,184,174,.25);
}
.footer-brand{font-size:17px;font-weight:700;color:#FFFDF9;line-height:1.5;margin-bottom:12px}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(243,247,245,.66)}
.footer-col h4{
  font-size:14px;color:#FFFDF9;margin-bottom:14px;font-weight:700;
  letter-spacing:.04em;
}
.footer-link{
  display:block;
  font-size:13.5px;color:rgba(243,247,245,.72);
  padding:5px 0;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-link:hover{color:var(--celadon);padding-left:4px}
.footer-note{font-size:13px;line-height:1.85;color:rgba(243,247,245,.6)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding-top:22px;
  font-size:12.8px;color:rgba(243,247,245,.58);
  font-variant-numeric:tabular-nums;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .cat-hero-grid{grid-template-columns:1fr;gap:32px}
  .cat-lead{max-width:none}
  .list-layout{grid-template-columns:1fr;gap:30px}
  .side-stack{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
  .topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tips-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:38px 32px}
}
@media (max-width:767px){
  :root{--pad:48px}
  .container{padding:0 16px}
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .nav-pill{padding:8px 8px 8px 16px}
  .brand-mark{font-size:14px;white-space:normal}
  .brand-sub{display:none}
  .site-header{padding:12px 0}
  .cat-hero{padding:36px 0 40px}
  .cat-title{font-size:clamp(24px,6vw,30px)}
  .cat-meta{gap:14px 20px}
  .cat-meta strong{font-size:19px}
  .cat-actions .btn{width:100%}
  .pass-card{padding:22px 18px}
  .intro-inner{grid-template-columns:1fr;gap:14px;padding:26px 0}
  .post-row{grid-template-columns:1fr;gap:14px;padding:14px}
  .post-thumb{aspect-ratio:16/9}
  .post-title{font-size:16.5px}
  .side-stack{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:1fr;gap:16px}
  .tips-grid{grid-template-columns:1fr;gap:16px}
  .rank-wrap{padding:6px 16px}
  .rank-item{grid-template-columns:40px minmax(0,1fr);gap:10px;padding:16px 0}
  .rank-no{font-size:19px}
  .rank-time{grid-column:2;justify-self:start}
  .faq-item summary{padding:16px 18px;font-size:15px}
  .faq-answer{padding:0 18px 18px;font-size:14px}
  .cta-panel{padding:30px 22px;border-radius:20px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .section-head{margin-bottom:26px}
}
@media (max-width:520px){
  .post-foot{gap:8px 10px}
  .post-foot .read{margin-left:0;width:100%}
  .pass-foot{flex-direction:column;align-items:stretch;gap:10px}
  .pass-side{text-align:left}
}