/* roulang page: index */
:root{
  --bg:#FBF7F1;--surface:#FFFFFF;--surface-2:#F4EEE4;
  --brand:#0F4C43;--brand-hover:#14695B;--brand-soft:#E4EFEB;
  --accent:#F0641E;--accent-hover:#D9530F;--accent-soft:#FDEDE2;--amber:#F6C445;
  --ink:#14130F;--ink-2:#6B6660;--line:#E7E0D4;
  --shadow-1:0 1px 2px rgba(20,19,15,.04),0 8px 24px -12px rgba(15,76,67,.18);
  --shadow-2:0 18px 40px -22px rgba(15,76,67,.30);
  --r-sm:8px;--r-md:14px;--r-lg:20px;--r-pill:999px;--maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.9;-webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease}
button,input{font-family:inherit;font-size:inherit}
button{cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1.1em}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}
.section{padding:48px 0}
@media (min-width:1024px){.section{padding:64px 0}}
.num{font-variant-numeric:tabular-nums;letter-spacing:-.02em}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{padding:12px 20px 0;z-index:70}
.nav-wrap{position:sticky;top:12px;z-index:70}
.nav-shell{
  max-width:1180px;margin:0 auto;display:flex;align-items:center;gap:14px;
  padding:10px 12px 10px 16px;background:rgba(255,255,255,.78);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--line);border-radius:var(--r-pill);box-shadow:var(--shadow-1);
}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:30px;height:30px;border-radius:9px;flex:none;
  background:linear-gradient(135deg,var(--brand) 0 55%,var(--accent) 55% 100%);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.35);
}
.brand-text{font-size:15px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.brand-text em{font-style:normal;color:var(--brand);font-weight:700}
.brand-text small{display:block;font-size:11px;font-weight:500;color:var(--ink-2);letter-spacing:.08em;line-height:1.4}
.nav-links{display:none;align-items:center;gap:4px;margin:0 auto}
@media (min-width:768px){.nav-links{display:flex}}
.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 16px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:600;color:var(--ink);white-space:nowrap;
}
.nav-link:hover{background:var(--brand-soft);color:var(--brand)}
.nav-link.is-active{background:var(--brand-soft);color:var(--brand);position:relative}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:3px;transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;background:var(--brand);
}
.nav-right{display:flex;align-items:center;gap:8px;margin-left:auto}
@media (min-width:768px){.nav-right{margin-left:0}}
.nav-toggle{display:inline-flex;flex-direction:column;justify-content:center;gap:4px;width:42px;height:42px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff}
.nav-toggle span{display:block;width:16px;height:2px;margin:0 auto;border-radius:2px;background:var(--brand);transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
@media (min-width:768px){.nav-toggle{display:none}}
.mobile-menu{
  max-width:1180px;margin:10px auto 0;background:#fff;border:1px solid var(--line);
  border-radius:20px;box-shadow:var(--shadow-1);padding:12px;display:none;
}
.mobile-menu.is-open{display:block}
.mobile-menu a{display:block;padding:12px 14px;border-radius:14px;font-weight:600;font-size:15px;margin-bottom:6px}
.mobile-menu a:hover,.mobile-menu a.is-active{background:var(--brand-soft);color:var(--brand)}
.mobile-menu .btn{width:100%;margin-top:6px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-pill);font-size:15px;font-weight:600;
  border:1px solid transparent;white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 12px 24px -16px rgba(240,100,30,.95)}
.btn-accent:hover{background:var(--accent-hover);transform:translateY(-1px)}
.btn-accent:active{transform:none;box-shadow:none}
.btn-brand{background:var(--brand);color:#fff;box-shadow:0 12px 24px -18px rgba(15,76,67,.95)}
.btn-brand:hover{background:var(--brand-hover);transform:translateY(-1px)}
.btn-brand:active{transform:none;box-shadow:none}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-lg{padding:14px 28px;font-size:16px}
.btn-block{width:100%}

/* ---------- 通用板块标题 ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.sec-title{display:flex;align-items:center;gap:12px;margin:0;font-size:24px;line-height:1.35;font-weight:700}
.sec-title::before{content:"";width:4px;height:20px;border-radius:var(--r-pill);background:var(--brand);flex:none}
@media (min-width:1024px){.sec-title{font-size:28px}}
.sec-sub{margin:8px 0 0;color:var(--ink-2);font-size:14px;line-height:1.7;max-width:640px}
.link-more{color:var(--brand);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px;border-bottom:1px solid transparent}
.link-more:hover{border-color:var(--brand)}

/* ---------- 徽章 / 标签 ---------- */
.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);font-size:12.5px;font-weight:600;line-height:1.7}
.chip-brand{background:var(--brand-soft);color:var(--brand)}
.chip-accent{background:var(--accent-soft);color:var(--accent-hover)}
.chip-line{background:var(--surface-2);color:var(--ink-2)}

/* ---------- Hero ---------- */
.hero{padding:32px 0 8px}
@media (min-width:1024px){.hero{padding:48px 0 16px}}
.hero-grid{display:grid;gap:26px}
@media (min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:32px;align-items:start}}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-2);aspect-ratio:16/9;background:var(--surface-2)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-badge{
  position:absolute;top:16px;left:16px;display:inline-flex;align-items:center;gap:8px;
  background:var(--accent);color:#fff;font-size:13px;font-weight:600;padding:7px 14px;border-radius:var(--r-pill);
  box-shadow:0 10px 22px -14px rgba(240,100,30,.9);
}
.pulse-dot{position:relative;width:8px;height:8px;border-radius:50%;background:#fff;flex:none}
.pulse-dot::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:2px solid rgba(255,255,255,.7);animation:pulse 1.8s ease-out infinite}
@keyframes pulse{0%{transform:scale(.55);opacity:.9}100%{transform:scale(1.5);opacity:0}}
.hero-caption{
  position:absolute;left:16px;right:16px;bottom:16px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  background:rgba(20,19,15,.55);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  color:#fff;font-size:13.5px;line-height:1.7;padding:10px 14px;border-radius:12px;
}
.hero-info h1{margin:0 0 12px;font-size:30px;line-height:1.28;font-weight:700;letter-spacing:-.01em}
@media (min-width:768px){.hero-info h1{font-size:34px}}
@media (min-width:1024px){.hero-info h1{font-size:38px}}
.hero-lede{margin:0 0 20px;color:var(--ink-2);font-size:15.5px;line-height:1.85}
.hero-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:18px;box-shadow:var(--shadow-1)}
.cd-label{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px;font-size:13px;color:var(--ink-2)}
.cd{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.cd-cell{background:var(--brand);border-radius:14px;padding:12px 4px;text-align:center;color:#fff}
.cd-num{display:block;font-size:26px;font-weight:700;line-height:1.2;color:var(--accent);font-variant-numeric:tabular-nums;letter-spacing:-.02em;transition:opacity .12s linear}
.cd-lb{display:block;font-size:12px;line-height:1.6;color:rgba(255,255,255,.7)}
@media (max-width:520px){.cd-num{font-size:20px}.cd-cell{padding:10px 3px;border-radius:12px}}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-input{
  flex:1 1 190px;min-width:0;padding:12px 18px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--ink);font-size:15px;line-height:1.6;
}
.sub-input::placeholder{color:#A9A29A}
.sub-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px var(--accent)}
.sub-tip{margin:10px 0 0;font-size:13px;line-height:1.7;color:var(--ink-2);min-height:20px}
.sub-tip.is-ok{color:var(--brand);font-weight:600}
.hero-panel .sub-form{margin-top:0}
.panel-divider{height:1px;background:var(--line);margin:18px 0}

/* ---------- 看点列表 ---------- */
.hl-list{margin-top:4px;padding-left:22px;border-left:1px solid var(--line);transition:border-color .18s ease}
.hl-list:hover{border-color:var(--accent)}
.hl-item{display:flex;gap:12px;padding:9px 0;font-size:15px;line-height:1.7}
.hl-num{flex:none;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.hl-item strong{font-weight:600}
.hl-item span{color:var(--ink-2);font-size:14px}

/* ---------- 数据条 ---------- */
.stat-grid{display:grid;gap:16px}
@media (min-width:640px){.stat-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.stat-grid{grid-template-columns:repeat(4,1fr)}}
.stat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:var(--shadow-1)}
.stat b{display:block;font-size:30px;line-height:1.2;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.stat span{display:block;margin-top:6px;font-size:14px;color:var(--ink-2);line-height:1.7}
.stat.highlight{background:var(--surface-2);border-color:#DCD3C3}

/* ---------- 看点展开区 ---------- */
.focus-block{display:grid;gap:24px;align-items:center;margin-bottom:40px}
@media (min-width:1024px){.focus-block{grid-template-columns:7fr 5fr;gap:36px;margin-bottom:56px}
  .focus-block.reverse .focus-media{order:2}
  .focus-block.reverse .focus-text{order:1}
}
.focus-media{border-radius:var(--r-lg);overflow:hidden;aspect-ratio:16/10;background:var(--surface-2);box-shadow:var(--shadow-1)}
.focus-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.focus-block:hover .focus-media img{transform:scale(1.02)}
.focus-text h3{margin:12px 0 10px;font-size:20px;line-height:1.45;font-weight:600}
.focus-text p{color:var(--ink-2);font-size:15px;line-height:1.85;margin-bottom:12px}
.mini-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}

/* ---------- 内容卡片 ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.news-grid{display:grid;gap:20px}
@media (min-width:1024px){.news-grid{grid-template-columns:7fr 5fr;gap:28px;align-items:start}}
.post-feature{display:block;overflow:hidden}
.post-feature .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--surface-2)}
.post-feature .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.post-feature:hover .thumb img{transform:scale(1.03)}
.post-feature .body{padding:20px}
.post-feature h3{margin:10px 0 10px;font-size:20px;line-height:1.45;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .18s ease}
.post-feature:hover h3{color:var(--brand)}
.post-feature .excerpt{margin:0;color:var(--ink-2);font-size:14.5px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--ink-2);margin-top:14px}
.post-rail{display:flex;flex-direction:column;gap:12px}
.post-item{display:block;padding:14px 16px;border-radius:14px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.post-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--brandsoft,#E4EFEB)}
.post-item .t{font-size:15px;font-weight:600;line-height:1.6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .18s ease}
.post-item:hover .t{color:var(--brand)}
.post-item .m{display:flex;align-items:center;gap:10px;margin-top:6px;font-size:12.5px;color:var(--ink-2)}
.empty-state{
  min-height:220px;border:1px dashed #D6CCBB;border-radius:16px;background:#fff;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;padding:28px;
}
.empty-state p{margin:0;color:var(--ink-2);font-size:15px}

/* ---------- 分类入口 ---------- */
.cat-grid{display:grid;gap:20px}
@media (min-width:1024px){.cat-grid{grid-template-columns:5fr 7fr;gap:24px}}
.cat-card{position:relative;display:block;overflow:hidden;border-radius:var(--r-lg);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease}
.cat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.cat-card .cover{aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.cat-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.cat-card:hover .cover img{transform:scale(1.04)}
.cat-card .inner{padding:22px}
.cat-card h3{margin:12px 0 10px;font-size:21px;line-height:1.45;font-weight:600}
.cat-card p{margin:0;color:var(--ink-2);font-size:14.5px;line-height:1.85}
.cat-card .go{display:inline-flex;align-items:center;gap:6px;margin-top:16px;color:var(--brand);font-weight:600;font-size:14px}

/* ---------- 回放卡带 ---------- */
.rail-wrap{position:relative}
.rail-mask{position:absolute;left:0;top:0;bottom:14px;width:36px;background:linear-gradient(90deg,var(--bg),rgba(251,247,241,0));pointer-events:none;z-index:2}
.rail{display:flex;gap:16px;overflow-x:auto;padding:4px 4px 14px;scroll-behavior:smooth;scrollbar-width:none;-ms-overflow-style:none}
.rail::-webkit-scrollbar{display:none}
.rail-card{flex:0 0 280px;width:280px;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease}
.rail-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
@media (max-width:520px){.rail-card{flex-basis:220px;width:220px}}
.rail-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.rail-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.rail-card:hover .rail-thumb img{transform:scale(1.04)}
.rail-dur{position:absolute;top:10px;right:10px;background:rgba(20,19,15,.62);color:#fff;font-size:12px;padding:3px 9px;border-radius:var(--r-pill);font-variant-numeric:tabular-nums}
.rail-body{padding:14px 16px 16px}
.rail-body .t{font-size:14.5px;font-weight:600;line-height:1.6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rail-body .d{font-size:12.5px;color:var(--ink-2);margin-top:6px}
.rail-nav{display:none;gap:10px}
@media (min-width:768px){.rail-nav{display:flex}}
.rail-btn{width:48px;height:48px;border-radius:50%;background:#fff;border:1px solid var(--line);color:var(--brand);display:inline-flex;align-items:center;justify-content:center;box-shadow:var(--shadow-1);transition:background-color .18s ease,color .18s ease,transform .18s ease}
.rail-btn:hover{background:var(--brand);color:#fff;transform:translateY(-1px)}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:18px 0;font-size:16px;font-weight:600;color:var(--ink)}
.faq-q:hover{color:var(--brand)}
.faq-icon{position:relative;width:16px;height:16px;flex:none;transition:transform .2s ease}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease-out}
.faq-a p{margin:0 0 20px;font-size:15px;line-height:1.85;color:var(--ink-2);max-width:820px}

/* ---------- CTA 条 ---------- */
.cta-bar{position:relative;overflow:hidden;background:var(--brand);color:#fff;border-radius:24px;padding:32px 22px;display:grid;gap:22px}
.cta-bar::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(135deg,rgba(255,255,255,.055) 0 2px,transparent 2px 12px);pointer-events:none}
.cta-bar>*{position:relative}
@media (min-width:1024px){.cta-bar{grid-template-columns:1fr auto;align-items:center;padding:40px 48px;gap:32px}}
.cta-bar h2{margin:0 0 10px;font-size:24px;line-height:1.35;font-weight:700}
@media (min-width:1024px){.cta-bar h2{font-size:27px}}
.cta-bar p{margin:0;color:rgba(255,255,255,.82);font-size:15px;line-height:1.85;max-width:620px}
.cta-side{display:flex;flex-direction:column;gap:12px}
.cta-side .sub-input{border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.94)}
.cta-side .sub-tip{color:rgba(255,255,255,.78)}
.cta-side .sub-tip.is-ok{color:var(--amber)}
@media (max-width:1023px){.cta-side .btn-block{width:100%}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:rgba(255,255,255,.86);margin-top:56px;padding:48px 0 0}
.footer-grid{display:grid;gap:28px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:24px}}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:12px}
.footer-brand .brand-mark{box-shadow:none}
.site-footer p{color:rgba(255,255,255,.74);font-size:14px;line-height:1.85;margin:0 0 10px}
.footer-title{color:#fff;font-size:14px;font-weight:700;letter-spacing:.06em;margin:0 0 14px}
.footer-links li{margin-bottom:10px}
.site-footer a{font-size:14px;color:rgba(255,255,255,.82)}
.site-footer a:hover{color:var(--amber)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.16);margin-top:36px;padding:18px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.66)}
.footer-bottom span{line-height:1.7}

/* ---------- 移动端微调 ---------- */
@media (max-width:767px){
  .brand-text small{display:none}
  .hero-caption{font-size:12.5px}
  .sec-head{margin-bottom:20px}
}
@media (max-width:520px){
  body{font-size:15.5px}
  .hero-info h1{font-size:26px}
  .brand-text{font-size:14px}
  .stat b{font-size:26px}
}

/* roulang page: category1 */
:root{
  --bg:#FBF7F1; --surface:#FFFFFF; --surface-2:#F4EEE4;
  --brand:#0F4C43; --brand-hover:#14695B; --brand-soft:#E4EFEB;
  --accent:#F0641E; --accent-hover:#D9560F; --accent-soft:#FDEDE2; --amber:#F6C445;
  --ink:#14130F; --ink-2:#6B6660; --line:#E7E0D4;
  --shadow-1:0 1px 2px rgba(20,19,15,.04), 0 8px 24px -12px rgba(15,76,67,.18);
  --shadow-2:0 18px 40px -22px rgba(15,76,67,.30);
  --r-sm:8px; --r-md:14px; --r-lg:20px; --r-pill:999px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.9;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:-.02em}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}
.section{padding:52px 0}
@media (min-width:1024px){.section{padding:64px 0}}
.muted{color:var(--ink-2);font-size:14px;line-height:1.7}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:12px;z-index:70;padding:0 14px}
.nav-shell{
  max-width:1180px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:10px 12px 10px 18px;background:rgba(255,255,255,.78);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--line);border-radius:var(--r-pill);box-shadow:var(--shadow-1);
}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.01em;color:var(--ink);flex:none}
.brand-mark{
  width:30px;height:30px;border-radius:10px;flex:none;position:relative;
  background:linear-gradient(135deg,var(--brand),var(--brand-hover));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.28);
}
.brand-mark::after{
  content:"";position:absolute;inset:9px 9px auto auto;width:9px;height:9px;border-radius:3px;background:var(--amber);
}
.brand-text{font-size:15px;white-space:nowrap}
.brand-short{display:none}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  display:inline-block;padding:9px 14px;border-radius:var(--r-pill);font-size:14px;color:var(--ink-2);
  transition:background .2s ease,color .2s ease;white-space:nowrap;
}
.nav-link:hover{background:var(--brand-soft);color:var(--brand)}
.nav-link.is-active{background:var(--brand-soft);color:var(--brand);font-weight:600;position:relative}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:20px;height:2px;border-radius:2px;background:var(--brand);
}
.nav-actions{display:flex;align-items:center;gap:8px;flex:none}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:16px;height:2px;border-radius:2px;background:var(--brand);transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav-mobile{
  display:none;max-width:1180px;margin:10px auto 0;padding:12px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-2);
}
.nav-mobile.is-open{display:block}
.nav-mobile .nav-link{display:block;padding:12px 14px;font-size:15px;margin-bottom:6px}
.nav-mobile .nav-link:last-child{margin-bottom:0}

/* ---------- 按钮 / 标签 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-pill);font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-primary{background:var(--accent);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}
.btn-primary:active{transform:none;box-shadow:none}
.btn-brand{background:var(--brand);color:#fff;box-shadow:var(--shadow-1)}
.btn-brand:hover{background:var(--brand-hover);transform:translateY(-1px)}
.btn-brand:active{transform:none;box-shadow:none}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-1px)}
.btn-onDark{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.45)}
.btn-onDark:hover{background:rgba(255,255,255,.24);transform:translateY(-1px)}
.badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;line-height:1.5;
}
.badge-live{background:var(--accent);color:#fff}
.badge-soft{background:var(--brand-soft);color:var(--brand)}
.badge-amber{background:rgba(246,196,69,.22);color:#8a6100}
.dot{width:8px;height:8px;border-radius:50%;background:#fff;display:inline-block;box-shadow:0 0 0 0 rgba(255,255,255,.7);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,255,255,.65)}70%{box-shadow:0 0 0 8px rgba(255,255,255,0)}100%{box-shadow:0 0 0 0 rgba(255,255,255,0)}}
.tag{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--surface-2);color:var(--ink-2);font-size:13px;
}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;color:#fff;margin-top:-76px;padding:150px 0 64px;
  background-image:
    linear-gradient(112deg,rgba(15,76,67,.95) 0%,rgba(15,76,67,.82) 46%,rgba(15,76,67,.58) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:1px;background:rgba(255,255,255,.16);
}
.hero-grid{display:grid;gap:34px;align-items:center}
@media (min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:48px}}
.hero-eyebrow{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:18px}
.hero-title{
  font-size:34px;line-height:1.25;font-weight:700;letter-spacing:-.01em;margin-bottom:16px;
}
@media (min-width:768px){.hero-title{font-size:40px}}
@media (min-width:1280px){.hero-title{font-size:44px}}
.hero-sub{font-size:16px;line-height:1.85;color:rgba(255,255,255,.86);max-width:34em;margin-bottom:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;color:rgba(255,255,255,.78)}
.hero-meta span{display:inline-flex;align-items:center;gap:8px}
.hero-meta i{width:6px;height:6px;border-radius:50%;background:var(--amber);display:inline-block}
.hero-card{
  background:rgba(255,255,255,.96);border-radius:var(--r-lg);padding:14px;box-shadow:var(--shadow-2);
  color:var(--ink);position:relative;
}
.hero-card .badge-live{position:absolute;top:24px;left:24px;z-index:2}
.hero-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-md);background:var(--surface-2)}
.hero-card-body{padding:16px 6px 6px}
.hero-card-kicker{font-size:13px;color:var(--ink-2);letter-spacing:.06em}
.hero-card-title{font-size:18px;font-weight:700;line-height:1.5;margin:6px 0 12px}
.hero-card-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:12px;border-top:1px solid var(--line);font-size:14px;color:var(--ink-2)}

/* ---------- 数据条 ---------- */
.stat-band{
  margin-top:-34px;position:relative;z-index:5;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--shadow-1);padding:22px;
  display:grid;gap:20px;grid-template-columns:repeat(2,minmax(0,1fr));
}
@media (min-width:768px){.stat-band{grid-template-columns:repeat(4,minmax(0,1fr));padding:26px 30px}}
.stat-item{border-left:3px solid var(--brand-soft);padding-left:14px}
.stat-item strong{display:block;font-size:26px;line-height:1.3;color:var(--brand)}
.stat-item span{font-size:13px;color:var(--ink-2)}

/* ---------- 板块标题 ---------- */
.sec-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;margin-bottom:26px}
.sec-title{display:flex;align-items:center;gap:12px;font-size:25px;line-height:1.35;font-weight:700}
.sec-title::before{content:"";width:4px;height:20px;border-radius:var(--r-pill);background:var(--brand);flex:none}
.sec-link{font-size:14px;color:var(--brand);font-weight:600;border-bottom:1px solid rgba(15,76,67,.25);padding-bottom:2px}
.sec-link:hover{color:var(--accent);border-color:var(--accent)}

/* ---------- 长文流 ---------- */
.flow-layout{display:grid;gap:32px}
@media (min-width:1024px){.flow-layout{grid-template-columns:3fr 9fr;gap:48px}}
.toc{display:none}
@media (min-width:1024px){
  .toc{display:block;position:sticky;top:104px;align-self:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:20px;box-shadow:var(--shadow-1)}
}
.toc-title{font-size:13px;letter-spacing:.12em;color:var(--ink-2);margin-bottom:12px}
.toc a{display:block;padding:9px 10px;border-radius:var(--r-sm);font-size:14px;color:var(--ink-2);border-left:2px solid transparent;transition:all .2s ease}
.toc a:hover{background:var(--brand-soft);color:var(--brand);border-left-color:var(--accent)}
.flow-item{display:grid;gap:24px;align-items:center;padding:26px 0;border-bottom:1px solid var(--line)}
.flow-item:last-child{border-bottom:0;padding-bottom:0}
@media (min-width:1024px){
  .flow-item{grid-template-columns:7fr 5fr;gap:40px;padding:34px 0}
  .flow-item.is-reverse .flow-media{order:-1}
}
.flow-index{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--brand);font-weight:700;
  background:var(--brand-soft);border-radius:var(--r-pill);padding:5px 12px;margin-bottom:14px;
}
.flow-title{font-size:20px;line-height:1.45;font-weight:600;margin-bottom:12px}
.flow-text p{color:var(--ink-2);margin-bottom:12px}
.flow-text p:last-child{margin-bottom:0}
.flow-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-md);background:var(--surface-2);
  border:1px solid var(--line);
}

/* ---------- 时间轴 ---------- */
.timeline{display:grid;gap:14px}
.tl-item{
  display:grid;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 20px;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
@media (min-width:768px){.tl-item{grid-template-columns:150px 1fr auto;align-items:center;gap:20px}}
.tl-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(15,76,67,.22)}
.tl-date{font-size:14px;color:var(--brand);font-weight:700}
.tl-main strong{display:block;font-size:16px;font-weight:600;line-height:1.5}
.tl-main span{font-size:13px;color:var(--ink-2)}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- 订阅 ---------- */
.subscribe{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1);
  padding:28px;display:grid;gap:24px;
}
@media (min-width:1024px){.subscribe{grid-template-columns:5fr 7fr;align-items:center;padding:34px 38px;gap:40px}}
.subscribe h2{display:flex;align-items:center;gap:12px;font-size:24px;line-height:1.4;font-weight:700;margin-bottom:10px}
.subscribe h2::before{content:"";width:4px;height:20px;border-radius:var(--r-pill);background:var(--brand);flex:none}
.sub-form{display:flex;flex-wrap:wrap;gap:12px}
.sub-form input{
  flex:1 1 240px;min-width:0;padding:13px 20px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--bg);transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-form input::placeholder{color:#A29B91}
.sub-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft);background:#fff}
.sub-note{font-size:13px;color:var(--ink-2);margin-top:14px}
.sub-msg{font-size:14px;color:var(--brand);font-weight:600;margin-top:12px;display:none}
.sub-msg.is-show{display:block}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;
  padding:20px 4px;font-size:16px;font-weight:600;line-height:1.6;color:var(--ink);transition:color .2s ease;
}
.faq-q:hover{color:var(--brand)}
.faq-icon{position:relative;width:16px;height:16px;flex:none;transition:transform .2s ease-out}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease-out}
.faq-a p{padding:0 4px 22px;font-size:15px;line-height:1.85;color:var(--ink-2);max-width:60em}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--brand);color:#fff;border-radius:24px;
  padding:34px 26px;display:grid;gap:22px;align-items:center;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.055) 0 2px,transparent 2px 13px);
}
@media (min-width:1024px){.cta-band{grid-template-columns:7fr 5fr;padding:42px 46px;gap:38px}}
.cta-title{font-size:26px;line-height:1.4;font-weight:700;margin-bottom:10px}
.cta-text{font-size:15px;line-height:1.85;color:rgba(255,255,255,.82);max-width:34em}
.cta-side{display:flex;flex-wrap:wrap;gap:12px}
@media (min-width:1024px){.cta-side{justify-content:flex-end}}
@media (max-width:639px){.cta-side .btn{width:100%}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:#fff;margin-top:64px;padding:52px 0 22px}
.footer-grid{display:grid;gap:28px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:5fr 3fr 3fr 3fr;gap:24px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;margin-bottom:14px}
.footer-brand .brand-mark{background:linear-gradient(135deg,rgba(255,255,255,.24),rgba(255,255,255,.10));border:1px solid rgba(255,255,255,.35)}
.footer-brand .brand-mark::after{background:var(--amber)}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.78);margin-bottom:10px}
.site-footer .num{color:#fff;font-size:14px}
.footer-title{font-size:14px;font-weight:700;letter-spacing:.08em;color:var(--amber);margin-bottom:14px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.82);transition:color .2s ease}
.footer-links a:hover{color:var(--amber)}
.footer-bottom{
  margin-top:36px;padding-top:18px;border-top:1px solid rgba(255,255,255,.18);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.7);
}

/* ---------- 响应式微调 ---------- */
@media (max-width:1023px){
  .site-header{top:8px;padding:0 12px}
  .page-hero{margin-top:-70px;padding:136px 0 54px}
}
@media (max-width:767px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .brand-full{display:none}
  .brand-short{display:inline}
  .nav-actions .btn{display:none}
  .flow-item{padding:22px 0}
  .stat-band{margin-top:-24px}
}
@media (max-width:520px){
  .hero-title{font-size:29px}
  .sec-title{font-size:22px}
  .cta-title{font-size:22px}
  .subscribe{padding:22px}
}

/* roulang page: article */
:root{
  --bg:#FBF7F1; --surface:#FFFFFF; --surface-2:#F4EEE4;
  --brand:#0F4C43; --brand-hover:#14695B; --brand-soft:#E4EFEB;
  --accent:#F0641E; --accent-hover:#D5530F; --accent-soft:#FDEDE2; --amber:#F6C445;
  --ink:#14130F; --ink-2:#6B6660; --line:#E7E0D4;
  --shadow-1:0 1px 2px rgba(20,19,15,.04), 0 8px 24px -12px rgba(15,76,67,.18);
  --shadow-2:0 18px 40px -22px rgba(15,76,67,.30);
  --r-sm:8px; --r-md:14px; --r-lg:20px; --r-pill:999px;
  --pad-y:48px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.9;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4,p,ol,ul{margin:0;}
ol,ul{list-style:none;padding:0;}
table{border-collapse:collapse;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
.num,.tnum{font-variant-numeric:tabular-nums;}

/* ---------- 容器 ---------- */
.container{max-width:1200px;margin:0 auto;padding:0 20px;}
@media(min-width:768px){.container{padding:0 32px;}}

/* ---------- 悬浮胶囊导航 ---------- */
.site-header{position:sticky;top:12px;z-index:80;padding:12px 16px 0;}
.nav-shell{
  max-width:1180px;margin:0 auto;display:flex;align-items:center;gap:14px;
  background:rgba(255,255,255,.82);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid var(--line);border-radius:var(--r-pill);box-shadow:var(--shadow-1);
  padding:10px 14px 10px 20px;
}
.logo{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--ink);flex:none;}
.logo em{font-style:normal;color:var(--brand);}
.logo-text{white-space:nowrap;}
.brand-mark{width:26px;height:26px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--brand-hover));position:relative;flex:none;display:inline-block;}
.brand-mark::after{content:"";position:absolute;inset:8px;border-radius:4px;background:var(--amber);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;display:inline-block;padding:9px 15px;border-radius:var(--r-pill);
  font-size:14.5px;color:var(--ink-2);white-space:nowrap;
  transition:background-color .18s ease,color .18s ease;
}
.nav-link:hover{background:var(--brand-soft);color:var(--brand);}
.nav-link.is-active{background:var(--brand-soft);color:var(--brand);font-weight:600;}
.nav-link.is-active::after{content:"";position:absolute;left:50%;bottom:3px;transform:translateX(-50%);width:18px;height:2px;border-radius:2px;background:var(--brand);}
.nav-right{display:flex;align-items:center;gap:10px;flex:none;}
.nav-toggle{display:none;}
.mobile-nav{display:none;}

@media(max-width:1023px){
  .nav-link{padding:9px 11px;font-size:14px;}
}
@media(max-width:767px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-shell{padding:8px 10px 8px 14px;gap:8px;}
  .logo{font-size:15.5px;}
  .logo em{display:none;}
  .nav-toggle{
    display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
    width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;padding:0;
  }
  .nav-toggle span{display:block;width:16px;height:2px;border-radius:2px;background:var(--brand);transition:transform .2s ease;}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
  .mobile-nav{
    display:none;max-width:1180px;margin:10px auto 0;padding:14px;
    background:rgba(255,255,255,.96);backdrop-filter:blur(12px);
    border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-1);
    flex-direction:column;gap:12px;
  }
  .mobile-nav.is-open{display:flex;}
  .mobile-nav a{padding:10px 14px;border-radius:12px;font-size:15px;color:var(--ink);transition:background-color .18s ease,color .18s ease;}
  .mobile-nav a:hover{background:var(--brand-soft);color:var(--brand);}
}
@media(min-width:768px){.mobile-nav{display:none !important;}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-pill);font-size:15px;font-weight:600;line-height:1.2;
  border:1px solid transparent;white-space:nowrap;
  transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--brand-hover);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 10px 22px -12px rgba(240,100,30,.7);}
.btn-accent:hover{background:var(--accent-hover);transform:translateY(-1px);}
.btn-accent:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand);background:var(--brand-soft);transform:translateY(-1px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{display:flex;width:100%;}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;line-height:1.6;
  background:var(--surface-2);color:var(--ink-2);border:1px solid var(--line);
}
.tag-brand{background:var(--brand-soft);color:var(--brand);border-color:transparent;}
.tag-accent{background:var(--accent-soft);color:var(--accent);border-color:transparent;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- 文章标题区 ---------- */
.article-hero{padding:40px 0 8px;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-2);}
.breadcrumb li[aria-hidden]{color:var(--line);}
.breadcrumb a{color:var(--ink-2);transition:color .18s ease;}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb span{color:var(--ink-2);}
.meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:22px 0 16px;font-size:14px;color:var(--ink-2);}
.meta-dot{width:4px;height:4px;border-radius:50%;background:var(--line);flex:none;}
.article-title{
  font-size:40px;line-height:1.25;font-weight:700;letter-spacing:-.02em;
  max-width:920px;word-break:break-word;
}
.article-title.is-long{font-size:32px;}
.article-lead{margin-top:16px;max-width:760px;font-size:15.5px;line-height:1.85;color:var(--ink-2);}
@media(max-width:1023px){
  .article-title{font-size:34px;}
  .article-title.is-long{font-size:30px;}
}
@media(max-width:767px){
  .article-hero{padding:28px 0 4px;}
  .article-title{font-size:29px;}
  .article-title.is-long{font-size:26px;}
  .article-lead{font-size:15px;}
}

/* ---------- 文章主体 ---------- */
.article-wrap{padding:32px 0 56px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:32px;}
@media(min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:48px;align-items:start;}
}
.article-main{min-width:0;}

/* 移动端目录 */
.toc-mobile{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:14px 16px;margin-bottom:24px;box-shadow:var(--shadow-1);
}
.toc-mobile summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  font-size:15px;font-weight:600;color:var(--ink);
}
.toc-mobile summary::-webkit-details-marker{display:none;}
.toc-mobile summary::after{content:"+";font-size:19px;line-height:1;color:var(--brand);}
.toc-mobile[open] summary::after{content:"−";}
.toc-mobile .toc{margin-top:12px;}
@media(min-width:1024px){.toc-mobile{display:none;}}

/* 目录 */
.toc{display:flex;flex-direction:column;gap:2px;}
.toc-item a{
  display:block;padding:7px 10px;border-radius:var(--r-sm);border-left:2px solid transparent;
  font-size:14px;line-height:1.65;color:var(--ink-2);
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.toc-item a:hover{background:var(--brand-soft);color:var(--brand);border-left-color:var(--brand);}
.toc-h3 a{padding-left:22px;font-size:13.5px;}
.toc-empty{font-size:13.5px;color:var(--ink-2);line-height:1.8;}

/* 正文排版 */
.article-content{font-size:17px;line-height:1.95;color:var(--ink);max-width:760px;}
.article-content p{margin:0 0 1.2em;}
.article-content h2{
  position:relative;font-size:25px;line-height:1.35;font-weight:700;
  margin:2em 0 .85em;padding-left:16px;scroll-margin-top:110px;
}
.article-content h2::before{
  content:"";position:absolute;left:0;top:.32em;width:4px;height:20px;border-radius:4px;background:var(--brand);
}
.article-content h3{font-size:19px;line-height:1.5;font-weight:600;margin:1.6em 0 .6em;scroll-margin-top:110px;}
.article-content h4{font-size:17px;font-weight:600;margin:1.4em 0 .5em;}
.article-content ul,.article-content ol{margin:0 0 1.2em;padding-left:1.4em;}
.article-content ul{list-style:disc;}
.article-content ol{list-style:decimal;}
.article-content li{margin:.45em 0;}
.article-content img{border-radius:var(--r-md);margin:1.5em 0;box-shadow:var(--shadow-1);}
.article-content a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.article-content a:hover{color:var(--accent);}
.article-content blockquote{
  margin:1.5em 0;padding:14px 18px;border-left:3px solid var(--accent);
  background:var(--accent-soft);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--ink-2);
}
.article-content table{width:100%;margin:1.5em 0;font-size:15px;border-radius:var(--r-sm);overflow:hidden;}
.article-content th,.article-content td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-content th{background:var(--surface-2);font-weight:600;}
.article-content hr{border:0;border-top:1px solid var(--line);margin:2em 0;}
.article-content code{background:var(--surface-2);border-radius:6px;padding:2px 6px;font-size:14.5px;}
.article-content pre{background:#14130F;color:#F4EEE4;padding:16px 18px;border-radius:var(--r-md);overflow:auto;font-size:14px;line-height:1.7;}

/* 空态 */
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  min-height:300px;text-align:center;padding:36px 24px;
  border:1px dashed var(--line);border-radius:var(--r-lg);background:var(--surface);
}
.empty-title{font-size:20px;font-weight:700;color:var(--ink);}
.empty-desc{font-size:14.5px;line-height:1.85;color:var(--ink-2);max-width:420px;}

/* 文末 */
.article-foot{margin-top:44px;padding-top:28px;border-top:1px solid var(--line);}
.post-nav{display:grid;grid-template-columns:minmax(0,1fr);gap:12px;margin-top:22px;}
@media(min-width:640px){.post-nav{grid-template-columns:minmax(0,1fr) minmax(0,1fr);}}
.post-nav-link{
  display:flex;flex-direction:column;gap:4px;padding:16px 18px;
  border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.post-nav-link:hover{border-color:var(--brand);box-shadow:var(--shadow-1);transform:translateY(-2px);}
.post-nav-link.is-end{text-align:right;}
.post-nav-label{font-size:12.5px;color:var(--ink-2);}
.post-nav-title{font-size:15px;font-weight:600;color:var(--ink);line-height:1.6;transition:color .18s ease;}
.post-nav-link:hover .post-nav-title{color:var(--brand);}

/* 侧栏 */
.article-side{display:none;}
@media(min-width:1024px){
  .article-side{display:block;position:sticky;top:96px;}
}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--shadow-1);margin-bottom:20px;
}
.side-card-accent{background:var(--surface-2);}
.side-title{display:flex;align-items:center;gap:9px;font-size:15px;font-weight:700;margin-bottom:14px;color:var(--ink);}
.side-title::before{content:"";width:4px;height:18px;border-radius:4px;background:var(--brand);flex:none;}
.side-list{display:flex;flex-direction:column;gap:10px;margin-bottom:18px;}
.side-list a{font-size:14.5px;color:var(--ink-2);line-height:1.7;transition:color .18s ease;}
.side-list a:hover{color:var(--brand);}
.side-note{font-size:13.5px;line-height:1.8;color:var(--ink-2);}

/* ---------- 通用板块标题 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap;}
.section-title{position:relative;padding-left:16px;font-size:26px;line-height:1.35;font-weight:700;letter-spacing:-.01em;}
.section-title::before{content:"";position:absolute;left:0;top:.32em;width:4px;height:20px;border-radius:4px;background:var(--brand);}
.section-sub{margin-top:8px;padding-left:16px;font-size:14.5px;color:var(--ink-2);}
.section-more{font-size:14px;font-weight:600;color:var(--brand);transition:color .18s ease;}
.section-more:hover{color:var(--accent);}
@media(max-width:767px){.section-title{font-size:22px;}}

/* ---------- 相关推荐卡 ---------- */
.related-section{padding:8px 0 64px;}
.related-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:20px;}
@media(min-width:640px){.related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(min-width:1024px){.related-grid{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr) minmax(0,1fr);}}
.news-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:16px;overflow:hidden;height:100%;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D9D0C0;}
.news-card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--surface-2);}
.news-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.news-card:hover .news-card-media img{transform:scale(1.03);}
.news-card-badge{
  position:absolute;left:14px;top:14px;padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);color:var(--brand);font-size:12px;font-weight:600;
}
.news-card-body{display:flex;flex-direction:column;gap:10px;padding:18px 20px 20px;flex:1;}
.news-card-title{font-size:17px;font-weight:600;line-height:1.55;color:var(--ink);transition:color .18s ease;}
.news-card:hover .news-card-title{color:var(--brand);}
.news-card-desc{font-size:14px;line-height:1.85;color:var(--ink-2);}
.news-card-foot{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--ink-2);}

/* ---------- CTA 条 ---------- */
.cta-section{padding:0 0 64px;}
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;background:var(--brand);color:#fff;
  padding:36px 26px;display:grid;gap:22px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 2px,transparent 2px 14px);
}
@media(min-width:1024px){
  .cta-band{grid-template-columns:minmax(0,1.5fr) minmax(0,.6fr);align-items:center;padding:44px 48px;gap:32px;}
}
.cta-band h2{font-size:25px;line-height:1.4;font-weight:700;position:relative;}
.cta-band p{margin-top:10px;font-size:14.8px;line-height:1.85;color:rgba(255,255,255,.82);max-width:640px;position:relative;}
.cta-band .cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:12px;}
@media(max-width:1023px){.cta-band .cta-actions .btn{width:100%;}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:#fff;padding:56px 0 0;margin-top:8px;}
.footer-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:28px;}
@media(min-width:768px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:24px;}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;margin-bottom:14px;}
.site-footer .brand-mark{background:rgba(255,255,255,.18);}
.site-footer .brand-mark::after{background:var(--amber);}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.78);margin-bottom:10px;}
.site-footer .num{color:var(--amber);font-weight:600;}
.footer-title{font-size:15px;font-weight:700;margin-bottom:14px;color:#fff;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.78);transition:color .18s ease;}
.footer-links a:hover{color:var(--amber);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  border-top:1px solid rgba(255,255,255,.16);margin-top:36px;padding:20px 0 28px;
  font-size:13px;color:rgba(255,255,255,.7);
}

/* roulang page: category2 */
:root{
    --bg:#FBF7F1;
    --surface:#FFFFFF;
    --surface-2:#F4EEE4;
    --brand:#0F4C43;
    --brand-hover:#14695B;
    --brand-soft:#E4EFEB;
    --accent:#F0641E;
    --accent-hover:#D9561A;
    --accent-soft:#FDEDE2;
    --amber:#F6C445;
    --ink:#14130F;
    --ink-2:#6B6660;
    --line:#E7E0D4;
    --shadow-1:0 1px 2px rgba(20,19,15,.04), 0 8px 24px -12px rgba(15,76,67,.18);
    --shadow-2:0 18px 40px -22px rgba(15,76,67,.30);
    --r-sm:8px;
    --r-md:14px;
    --r-lg:20px;
    --r-pill:999px;
  }

  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body.page-body{
    margin:0;
    font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
    background:var(--bg);
    color:var(--ink);
    font-size:16px;
    line-height:1.9;
    -webkit-font-smoothing:antialiased;
  }
  .page-body img{max-width:100%;display:block}
  .page-body h1,.page-body h2,.page-body h3,.page-body h4,.page-body p,.page-body ul,.page-body ol{margin:0}
  .page-body :focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

  .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
  @media (min-width:768px){.container{padding:0 32px}}

  .num{font-variant-numeric:tabular-nums;letter-spacing:-.02em}

  /* ---------- 悬浮胶囊导航 ---------- */
  .site-header{position:sticky;top:12px;z-index:60;padding:12px 16px 0}
  .nav-shell{
    position:relative;
    max-width:1180px;
    margin:0 auto;
    display:flex;
    align-items:center;
    gap:14px;
    padding:10px 14px 10px 18px;
    background:rgba(255,255,255,.78);
    -webkit-backdrop-filter:blur(12px) saturate(150%);
    backdrop-filter:blur(12px) saturate(150%);
    border:1px solid var(--line);
    border-radius:var(--r-pill);
    box-shadow:var(--shadow-1);
  }
  .brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:none}
  .brand-mark{
    position:relative;
    width:28px;height:28px;flex:none;
    border-radius:9px;
    background:linear-gradient(140deg,var(--brand),#1B7361);
    box-shadow:inset 0 0 0 1px rgba(255,255,255,.22);
  }
  .brand-mark::after{
    content:"";position:absolute;left:9px;top:9px;width:10px;height:10px;
    background:var(--amber);border-radius:3px;transform:rotate(45deg);
  }
  .brand-name{font-size:16px;font-weight:700;letter-spacing:-.01em;line-height:1.2;white-space:nowrap}
  .brand-sub{display:block;font-size:11.5px;font-weight:500;color:var(--ink-2);letter-spacing:.06em}

  .nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
  .nav-link{
    position:relative;
    display:inline-block;
    padding:9px 14px;
    border-radius:var(--r-pill);
    font-size:14.5px;
    color:var(--ink-2);
    text-decoration:none;
    white-space:nowrap;
    transition:background .18s ease,color .18s ease;
  }
  .nav-link:hover{background:var(--brand-soft);color:var(--brand)}
  .nav-link.is-active{background:var(--brand-soft);color:var(--brand);font-weight:600}
  .nav-link.is-active::after{
    content:"";position:absolute;left:50%;bottom:3px;width:16px;height:2px;
    border-radius:2px;background:var(--brand);transform:translateX(-50%);
  }
  .nav-cta{flex:none}

  .nav-toggle{
    display:none;
    width:42px;height:42px;flex:none;margin-left:auto;
    align-items:center;justify-content:center;
    background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
    cursor:pointer;transition:border-color .18s ease,background .18s ease;
  }
  .nav-toggle:hover{border-color:var(--brand)}
  .nav-toggle-bars{position:relative;display:block;width:16px;height:2px;border-radius:2px;background:var(--brand)}
  .nav-toggle-bars::before,.nav-toggle-bars::after{
    content:"";position:absolute;left:0;width:16px;height:2px;border-radius:2px;background:var(--brand);
    transition:transform .2s ease-out;
  }
  .nav-toggle-bars::before{top:-5px}
  .nav-toggle-bars::after{top:5px}
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars{background:transparent}
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars::before{transform:translateY(5px) rotate(45deg)}
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars::after{transform:translateY(-5px) rotate(-45deg)}

  @media (max-width:767px){
    .site-header{padding:10px 12px 0}
    .nav-shell{padding:9px 12px;border-radius:22px}
    .brand-name{font-size:15px}
    .brand-sub{display:none}
    .nav-cta{display:none}
    .nav-toggle{display:inline-flex}
    .nav-links{
      display:none;
      position:absolute;
      top:calc(100% + 10px);
      left:0;right:0;
      flex-direction:column;
      align-items:stretch;
      gap:12px;
      margin:0;
      padding:12px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:20px;
      box-shadow:var(--shadow-2);
    }
    .nav-links.is-open{display:flex}
    .nav-link{padding:12px 14px;border-radius:14px;font-size:15px}
    .nav-link.is-active::after{left:14px;bottom:6px;transform:none}
  }

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 22px;border:1px solid transparent;border-radius:var(--r-pill);
    font-size:15px;font-weight:600;line-height:1.2;text-decoration:none;cursor:pointer;
    transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  }
  .btn-sm{padding:9px 18px;font-size:14px}
  .btn-primary{background:var(--accent);color:#fff;box-shadow:0 12px 24px -16px rgba(240,100,30,.95)}
  .btn-primary:hover{background:var(--accent-hover);color:#fff;transform:translateY(-1px)}
  .btn-primary:active{transform:none;box-shadow:none}
  .btn-brand{background:var(--brand);color:#fff}
  .btn-brand:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px)}
  .btn-brand:active{transform:none;box-shadow:none}
  .btn-ghost{background:#fff;color:var(--brand);border-color:var(--line)}
  .btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
  .btn-ghost:active{transform:none}
  .btn-block{width:100%}

  /* ---------- 面包屑 ---------- */
  .crumbs{padding:26px 0 0}
  .crumbs ol{display:flex;flex-wrap:wrap;align-items:center;list-style:none;padding:0;margin:0;font-size:13.5px;color:var(--ink-2)}
  .crumbs li{display:flex;align-items:center}
  .crumbs li+li::before{content:"/";margin:0 10px;color:#C6BCAA}
  .crumbs a{color:var(--ink-2);text-decoration:none;transition:color .18s ease}
  .crumbs a:hover{color:var(--brand)}
  .crumbs .current{color:var(--brand);font-weight:600}

  /* ---------- 分类页2 小尺寸 Hero（左文右图） ---------- */
  .cat-hero{padding:32px 0 8px}
  @media (min-width:1024px){.cat-hero{padding:44px 0 16px}}
  .hero-grid{display:grid;gap:32px}
  @media (min-width:1024px){.hero-grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:52px;align-items:center}}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    background:var(--brand-soft);color:var(--brand);
    font-size:13px;font-weight:600;letter-spacing:.04em;
    padding:6px 14px;border-radius:var(--r-pill);
  }
  .eyebrow-dot{width:7px;height:7px;border-radius:50%;background:var(--accent)}
  .hero-title{
    margin:18px 0 0;
    font-size:clamp(30px,4.2vw,42px);
    line-height:1.25;font-weight:700;letter-spacing:-.02em;
  }
  .hero-lead{margin:18px 0 0;max-width:580px;font-size:16.5px;line-height:1.9;color:var(--ink-2)}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
  .hero-media{
    position:relative;overflow:hidden;border-radius:var(--r-lg);
    aspect-ratio:4/3;background:#E9E2D6;box-shadow:var(--shadow-2);
  }
  .hero-media img{width:100%;height:100%;object-fit:cover}
  .media-badge{
    position:absolute;left:16px;top:16px;display:inline-flex;align-items:center;gap:8px;
    padding:7px 14px;border-radius:var(--r-pill);background:var(--accent);color:#fff;
    font-size:12.5px;font-weight:600;letter-spacing:.02em;
  }
  .pulse-dot{width:8px;height:8px;border-radius:50%;background:#fff;animation:pulse 1.8s ease-in-out infinite}
  @keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.42;transform:scale(.72)}}
  .media-strip{
    position:absolute;left:0;right:0;bottom:0;
    display:flex;justify-content:space-between;gap:12px;
    padding:13px 18px;background:rgba(20,19,15,.58);
    color:#fff;font-size:13px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  }

  /* ---------- 板块通用 ---------- */
  .section{padding:48px 0}
  @media (min-width:768px){.section{padding:64px 0}}
  .section--soft{background:var(--surface-2)}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
  .h2{display:flex;align-items:center;gap:12px;font-size:clamp(22px,2.4vw,28px);line-height:1.35;font-weight:700;letter-spacing:-.01em}
  .h2::before{content:"";width:4px;height:20px;flex:none;border-radius:var(--r-pill);background:var(--brand)}
  .section-sub{margin:10px 0 0 16px;max-width:720px;font-size:15px;line-height:1.85;color:var(--ink-2)}
  .text-link{font-size:14.5px;font-weight:600;color:var(--brand);text-decoration:none;white-space:nowrap}
  .text-link:hover{color:var(--accent-hover)}

  /* ---------- 栏目速览（8/4 非对称） ---------- */
  .overview-grid{display:grid;gap:32px}
  @media (min-width:1024px){.overview-grid{grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:48px;align-items:start}}
  .row-list{border-top:1px solid var(--line)}
  .row-item{
    display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:16px;align-items:baseline;
    padding:20px 6px;border-bottom:1px solid var(--line);
    transition:background .18s ease;
  }
  .row-item:hover{background:var(--surface-2)}
  .row-num{font-size:15px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums}
  .row-title{font-size:17px;font-weight:600;line-height:1.45}
  .row-desc{margin-top:6px;font-size:14.5px;line-height:1.8;color:var(--ink-2)}
  .tag{
    display:inline-block;padding:3px 12px;border-radius:var(--r-pill);
    background:var(--surface-2);border:1px solid var(--line);
    color:var(--ink-2);font-size:12.5px;white-space:nowrap;
  }
  .tag--brand{background:var(--brand-soft);border-color:transparent;color:var(--brand);font-weight:600}

  .side-card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
    padding:26px;box-shadow:var(--shadow-1);
  }
  .side-card h3{font-size:16.5px;font-weight:600;margin-bottom:6px}
  .side-card > p{font-size:14.3px;line-height:1.8;color:var(--ink-2)}
  .metric{display:flex;align-items:baseline;gap:12px;padding:14px 0;border-bottom:1px dashed var(--line)}
  .metric:first-of-type{margin-top:16px}
  .metric-num{font-size:28px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
  .metric-label{font-size:14px;color:var(--ink-2)}
  .side-card .btn{margin-top:22px}

  /* ---------- 图文块网格（md 两列） ---------- */
  .blocks-grid{display:grid;gap:24px}
  @media (min-width:768px){.blocks-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}}
  .block-card{
    display:flex;flex-direction:column;
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
    overflow:hidden;
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .block-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#DCD3C4}
  .block-thumb{aspect-ratio:16/10;overflow:hidden;background:#EDE7DC}
  .block-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
  .block-card:hover .block-thumb img{transform:scale(1.03)}
  .block-body{display:flex;flex-direction:column;flex:1;padding:22px 24px 24px}
  .block-title{font-size:19px;line-height:1.45;font-weight:600;transition:color .18s ease}
  .block-card:hover .block-title{color:var(--brand)}
  .block-text{margin-top:10px;font-size:14.8px;line-height:1.85;color:var(--ink-2)}
  .block-link{
    display:inline-flex;align-items:center;gap:6px;margin-top:auto;padding-top:16px;
    font-size:14.5px;font-weight:600;color:var(--brand);text-decoration:none;
  }
  .block-link::after{content:"→";transition:transform .2s ease}
  .block-link:hover{color:var(--accent-hover)}
  .block-link:hover::after{transform:translateX(4px)}

  /* ---------- 使用顺序（阶段进度） ---------- */
  .steps{display:grid;gap:18px}
  @media (min-width:640px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
  @media (min-width:1024px){.steps{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}}
  .step{
    position:relative;
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
    padding:22px 20px;transition:box-shadow .2s ease,transform .2s ease;
  }
  .step:hover{transform:translateY(-2px);box-shadow:var(--shadow-1)}
  .step-num{
    display:inline-flex;align-items:center;justify-content:center;
    width:36px;height:36px;margin-bottom:14px;border-radius:10px;
    background:var(--brand-soft);color:var(--brand);font-weight:700;font-variant-numeric:tabular-nums;
  }
  .step-title{font-size:16.5px;font-weight:600;line-height:1.45}
  .step-text{margin-top:8px;font-size:14.3px;line-height:1.8;color:var(--ink-2)}

  /* ---------- 常见问题 ---------- */
  .faq-list{border-top:1px solid var(--line);max-width:920px}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-item summary{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:20px 4px;cursor:pointer;list-style:none;
    font-size:16px;font-weight:600;transition:color .18s ease;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary:hover{color:var(--brand)}
  .faq-icon{
    position:relative;width:22px;height:22px;flex:none;border-radius:50%;
    border:1px solid var(--line);transition:transform .2s ease-out,background .2s ease-out,border-color .2s ease-out;
  }
  .faq-icon::before,.faq-icon::after{
    content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;
    transition:background .2s ease-out;
  }
  .faq-icon::before{width:10px;height:1.6px;transform:translate(-50%,-50%)}
  .faq-icon::after{width:1.6px;height:10px;transform:translate(-50%,-50%)}
  .faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--brand);border-color:var(--brand)}
  .faq-item[open] .faq-icon::before,.faq-item[open] .faq-icon::after{background:#fff}
  .faq-answer{padding:0 4px 22px;max-width:840px;font-size:15px;line-height:1.85;color:var(--ink-2)}

  /* ---------- CTA 条 ---------- */
  .cta-band{
    position:relative;overflow:hidden;
    display:grid;gap:24px;
    padding:34px 26px;border-radius:24px;
    background:var(--brand);color:#fff;
  }
  .cta-band::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 1px,transparent 1px 12px);
  }
  @media (min-width:768px){
    .cta-band{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:32px;padding:44px 48px}
  }
  .cta-band h2{position:relative;font-size:clamp(22px,2.4vw,28px);line-height:1.35;font-weight:700}
  .cta-band p{position:relative;margin-top:10px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.78);max-width:620px}
  .cta-form{position:relative;display:grid;gap:12px;width:100%}
  @media (min-width:640px){.cta-form{grid-template-columns:minmax(0,1fr) auto;align-items:center}}
  .field{
    width:100%;padding:13px 20px;border-radius:var(--r-pill);
    border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.10);
    color:#fff;font-size:15px;line-height:1.4;
    transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
  }
  .field::placeholder{color:rgba(255,255,255,.6)}
  .field:focus{outline:none;border-color:var(--accent);background:rgba(255,255,255,.16);box-shadow:0 0 0 2px var(--accent)}
  .cta-band .btn{position:relative;width:100%}
  @media (min-width:640px){.cta-band .btn{width:auto;white-space:nowrap}}
  .cta-note{position:relative;font-size:13px;color:rgba(255,255,255,.62)}

  /* ---------- 页脚 ---------- */
  .site-footer{margin-top:48px;background:var(--brand);color:#fff;padding:56px 0 24px}
  .footer-grid{display:grid;gap:32px}
  @media (min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:24px}}
  .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;font-size:17px;font-weight:700;letter-spacing:-.01em}
  .footer-brand .brand-mark{background:rgba(255,255,255,.16);box-shadow:none}
  .site-footer p{margin:0 0 10px;font-size:14.3px;line-height:1.85;color:rgba(255,255,255,.72)}
  .footer-title{margin:0 0 14px;font-size:15px;font-weight:600;color:#fff}
  .footer-links{list-style:none;margin:0;padding:0;display:grid;gap:10px}
  .footer-links a{font-size:14.3px;color:rgba(255,255,255,.75);text-decoration:none;transition:color .18s ease}
  .footer-links a:hover{color:var(--amber)}
  .site-footer .num{color:rgba(255,255,255,.8)}
  .footer-bottom{
    display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
    margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
    font-size:13.5px;color:rgba(255,255,255,.62);
  }

  @media (max-width:520px){
    .hero-actions .btn{width:100%}
    .row-item{grid-template-columns:auto minmax(0,1fr);row-gap:10px}
    .row-item .tag{grid-column:2;justify-self:start}
    .section-head{flex-direction:column;align-items:flex-start}
    .section-sub{margin-left:0}
    .media-strip{font-size:12px;padding:11px 14px}
  }