/* roulang page: index */
:root{
  --c-ink:#0B1F1C; --c-ink-2:#3A4F4A; --c-ink-3:#6B807A; --c-white:#FFFFFF;
  --c-brand-900:#08302A; --c-brand-700:#0E5A4B; --c-brand-500:#12A18A; --c-brand-300:#5FD3B4; --c-brand-100:#D8F3E9;
  --c-accent:#FF6A3D; --c-accent-600:#E2542A; --c-accent-100:#FFE3D6;
  --c-bg:#F5F7F2; --c-bg-alt:#EEF3EC; --c-line:#DFE7DE; --c-line-strong:#C8D4C6;
  --grad-brand:linear-gradient(135deg,#08302A,#0E5A4B 45%,#12A18A);
  --grad-accent:linear-gradient(135deg,#FF8A4C,#FF5A2B);
  --grad-soft:linear-gradient(160deg,#EAF7F1,#F7FAF4);
  --sh-1:0 1px 2px rgba(11,31,28,.06), 0 8px 24px -12px rgba(11,31,28,.18);
  --sh-2:0 2px 6px rgba(11,31,28,.06), 0 24px 60px -28px rgba(11,31,28,.28);
  --sh-accent:0 12px 28px -12px rgba(255,90,43,.55);
  --r-card:24px; --r-big:28px; --r-btn:14px;
  --t:200ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--c-bg);color:var(--c-ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p,figure{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse}
:focus-visible{outline:2px solid var(--c-brand-500);outline-offset:2px;border-radius:8px}
.num{font-variant-numeric:tabular-nums}
::selection{background:var(--c-brand-100);color:var(--c-brand-900)}

/* ============ 壳层 ============ */
.shell-side{
  position:fixed;inset:0 auto 0 0;width:248px;z-index:60;
  background:#fff;border-right:1px solid var(--c-line);
  display:flex;flex-direction:column;padding:16px 14px 20px;
}
.brand{display:flex;align-items:center;gap:10px;height:64px;padding:0 6px;border-radius:14px;transition:var(--t)}
.brand:hover{background:var(--c-bg-alt)}
.brand-mark{
  width:36px;height:36px;flex:none;border-radius:12px;background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:16px;letter-spacing:0;
  box-shadow:0 6px 16px -8px rgba(14,90,75,.9);
}
.brand-text{display:flex;flex-direction:column;min-width:0}
.brand-name{font-size:14px;font-weight:800;line-height:1.25;letter-spacing:-.01em;color:var(--c-ink)}
.brand-sub{font-size:11px;color:var(--c-ink-3);line-height:1.5;margin-top:2px}
.side-nav{margin-top:18px;display:flex;flex-direction:column;gap:4px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:12px;height:44px;padding:0 12px;
  border-radius:12px;color:var(--c-ink-2);font-size:14px;font-weight:600;
  transition:var(--t);
}
.nav-item i{font-size:16px;width:20px;text-align:center;color:var(--c-ink-3);transition:var(--t)}
.nav-item:hover{background:var(--c-bg-alt);color:var(--c-brand-700)}
.nav-item:hover i{color:var(--c-brand-700)}
.nav-item:active{transform:scale(.99)}
.nav-item.is-active{background:var(--c-brand-100);color:var(--c-brand-700)}
.nav-item.is-active i{color:var(--c-brand-700)}
.nav-item.is-active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:0 3px 3px 0;background:var(--c-brand-500);
}
.side-cta{
  margin-top:auto;border-radius:16px;padding:16px;color:#fff;background:var(--grad-brand);
  box-shadow:var(--sh-1);position:relative;overflow:hidden;
}
.side-cta::after{content:"";position:absolute;width:120px;height:120px;right:-40px;top:-50px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.18),transparent 70%)}
.side-cta h4{font-size:13px;font-weight:700;line-height:1.5}
.side-cta p{font-size:11px;line-height:1.6;color:rgba(255,255,255,.78);margin-top:4px}
.side-cta .btn-primary{width:100%;height:38px;margin-top:12px;font-size:13px;border-radius:10px}
.side-contact{margin-top:14px;display:flex;flex-direction:column;gap:2px;font-size:11px;color:var(--c-ink-3);padding:0 6px}
.side-contact strong{color:var(--c-ink-2);font-weight:600}
.shell-main{margin-left:248px;display:flex;flex-direction:column;min-height:100vh}

/* ============ 移动顶栏与抽屉 ============ */
.mobile-bar{display:none}
.drawer-mask{
  position:fixed;inset:0;z-index:80;background:rgba(11,31,28,.45);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  opacity:0;visibility:hidden;transition:var(--t);
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;inset:0 auto 0 0;width:min(82vw,320px);z-index:90;background:#fff;
  border-radius:0 24px 24px 0;padding:20px 18px;overflow-y:auto;
  transform:translateX(-104%);transition:transform 260ms cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;
}
.drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--c-line)}
.drawer-head .brand-name{font-size:14px}
.icon-btn{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  color:var(--c-ink-2);background:var(--c-bg-alt);transition:var(--t);
}
.icon-btn:hover{background:var(--c-brand-100);color:var(--c-brand-700)}
.icon-btn:active{transform:scale(.96)}
.drawer .side-nav{margin-top:16px}
.drawer-cta{margin-top:22px}
body.is-locked{overflow:hidden}

/* ============ 按钮 ============ */
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 28px;border-radius:var(--r-btn);
  background:var(--grad-accent);color:#fff;font-size:15px;font-weight:700;
  box-shadow:var(--sh-accent);transition:var(--t);white-space:nowrap;
}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0) scale(.99);filter:brightness(.98)}
.btn-primary:disabled{opacity:.5;transform:none;box-shadow:none;cursor:not-allowed}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 26px;border-radius:var(--r-btn);
  border:1.5px solid var(--c-line-strong);color:var(--c-ink);
  font-size:15px;font-weight:700;transition:var(--t);white-space:nowrap;background:#fff;
}
.btn-ghost:hover{border-color:var(--c-brand-500);background:var(--c-brand-100);color:var(--c-brand-700)}
.btn-ghost:active{transform:scale(.99)}
.btn-ghost:disabled{opacity:.5;cursor:not-allowed}
.text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--c-brand-700);
  transition:var(--t);
}
.text-link i{font-size:12px;transition:transform var(--t)}
.text-link:hover{color:var(--c-brand-500)}
.text-link:hover i{transform:translateX(3px)}
.text-link:active{opacity:.8}

/* ============ 容器与板块 ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 48px}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-head h2{font-size:clamp(24px,2.6vw,34px);line-height:1.25;font-weight:800;letter-spacing:-.02em}
.section-desc{margin-top:10px;font-size:15px;line-height:1.75;color:var(--c-ink-2);max-width:620px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.02em;
  color:var(--c-brand-700);background:var(--c-brand-100);border-radius:999px;padding:6px 14px;
}
.eyebrow--accent{color:var(--c-accent-600);background:var(--c-accent-100)}
.dot-live{
  width:8px;height:8px;border-radius:999px;background:var(--c-accent);flex:none;
  box-shadow:0 0 0 4px rgba(255,106,61,.18);
}
.divider{height:1px;background:var(--c-line);border:0;margin:0}

/* ============ Hero ============ */
.hero{position:relative;padding:56px 0 76px;overflow:hidden;background:
  radial-gradient(900px 420px at 85% -10%,rgba(95,211,180,.22),transparent 65%),
  radial-gradient(700px 360px at 8% 0%,rgba(255,106,61,.10),transparent 60%);
}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.hero h1{
  font-size:clamp(30px,4.4vw,50px);line-height:1.15;font-weight:800;letter-spacing:-.02em;margin-top:18px;
  color:var(--c-ink);
}
.hero h1 .h1-sub{
  display:block;margin-top:12px;font-size:.56em;font-weight:700;letter-spacing:0;color:var(--c-brand-700);
}
.hero-lead{margin-top:18px;font-size:16px;line-height:1.8;color:var(--c-ink-2);max-width:480px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:28px}
.hero-points li{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-ink-2)}
.hero-points i{color:var(--c-brand-500);font-size:13px}
.hero-visual{position:relative}
.hero-visual > img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-big);
  box-shadow:var(--sh-2);border:1px solid rgba(255,255,255,.7);
}
.hero-badge{
  position:absolute;background:rgba(255,255,255,.94);border:1px solid var(--c-line);
  border-radius:16px;padding:10px 14px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;gap:0;min-width:118px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.hero-badge .num{font-size:22px;font-weight:800;line-height:1.2;color:var(--c-brand-900);font-variant-numeric:tabular-nums}
.hero-badge .unit{font-size:11px;color:var(--c-ink-3);line-height:1.5}
.hero-badge--a{left:-14px;bottom:38px}
.hero-badge--b{right:-10px;top:36px}
.hero-corner{
  position:absolute;right:16px;bottom:16px;display:inline-flex;align-items:center;gap:8px;
  background:rgba(8,48,42,.86);color:#fff;font-size:12px;font-weight:700;
  padding:8px 14px;border-radius:999px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}

/* ============ Bento 卖点 ============ */
.bento{display:grid;grid-template-columns:1.15fr .85fr .85fr;grid-template-rows:auto auto;gap:24px}
.card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px;transition:var(--t);box-shadow:var(--sh-1);
}
.bento-hi{
  grid-column:1;grid-row:1 / span 2;background:var(--grad-brand);color:#fff;border:0;
  position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end;
  padding:30px;
}
.bento-hi::after{
  content:"";position:absolute;width:320px;height:320px;right:-110px;top:-120px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.18),transparent 70%);
}
.bento-hi .idx{position:relative;font-size:12px;font-weight:700;letter-spacing:.12em;color:rgba(255,255,255,.65)}
.bento-hi h3{position:relative;font-size:26px;line-height:1.3;font-weight:800;margin-top:14px;letter-spacing:-.01em}
.bento-hi p{position:relative;margin-top:12px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.82);max-width:330px}
.bento-hi .text-link{position:relative;margin-top:22px;color:#fff}
.bento-hi .text-link:hover{color:var(--c-brand-300)}
.bento-card h3{font-size:19px;font-weight:700;line-height:1.4;margin-top:14px}
.bento-card p{font-size:14px;line-height:1.75;color:var(--c-ink-2);margin-top:10px}
.bento-card .text-link{margin-top:16px}
.icon-chip{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--c-brand-100);color:var(--c-brand-700);font-size:15px;
}
.bento-bar{
  grid-column:2 / span 2;grid-row:2;display:flex;align-items:center;gap:16px;
  background:var(--c-bg-alt);border:1px dashed var(--c-line-strong);border-radius:var(--r-card);
  padding:18px 24px;box-shadow:none;
}
.bento-bar:hover{border-color:var(--c-brand-300);background:#fff}
.bento-bar .icon-chip{background:var(--c-accent-100);color:var(--c-accent-600)}
.bento-bar p{font-size:14px;font-weight:600;color:var(--c-ink-2);line-height:1.6}
.bento-bar p strong{color:var(--c-ink)}
.bento-bar .text-link{margin-left:auto;flex:none}

/* ============ 场景演示 ============ */
.scene{background:var(--c-bg-alt);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.scene-grid{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:start;margin-top:8px}
.scene-tabs{display:flex;flex-direction:column;gap:12px}
.scene-tab{
  text-align:left;width:100%;display:flex;align-items:flex-start;gap:14px;
  background:#fff;border:1px solid var(--c-line);border-radius:18px;padding:16px 18px;
  transition:var(--t);
}
.scene-tab:hover{border-color:var(--c-brand-300);box-shadow:var(--sh-1)}
.scene-tab:active{transform:scale(.995)}
.scene-tab .step{
  width:32px;height:32px;flex:none;border-radius:10px;display:grid;place-items:center;
  background:var(--c-bg-alt);color:var(--c-ink-3);font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
  transition:var(--t);
}
.scene-tab strong{display:block;font-size:15px;font-weight:700;color:var(--c-ink);line-height:1.5}
.scene-tab span.txt{display:block;font-size:13px;line-height:1.7;color:var(--c-ink-3);margin-top:4px}
.scene-tab.is-active{background:#fff;border-color:var(--c-brand-500);box-shadow:var(--sh-1)}
.scene-tab.is-active .step{background:var(--grad-brand);color:#fff}
.scene-tab.is-active span.txt{color:var(--c-ink-2)}
.scene-visual{position:relative;border-radius:var(--r-big);overflow:hidden;box-shadow:var(--sh-2)}
.scene-visual img{width:100%;aspect-ratio:16/10;object-fit:cover}
.scene-note{
  position:absolute;left:18px;right:18px;bottom:18px;background:rgba(255,255,255,.95);
  border:1px solid var(--c-line);border-radius:18px;padding:16px 18px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.scene-note .k{font-size:11px;font-weight:700;letter-spacing:.08em;color:var(--c-accent-600)}
.scene-note h3{font-size:16px;font-weight:700;margin-top:4px}
.scene-note p{font-size:13px;line-height:1.7;color:var(--c-ink-2);margin-top:6px}
.scene-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px}
.stat{
  background:#fff;border:1px solid var(--c-line);border-radius:18px;padding:16px 18px;
  display:flex;align-items:baseline;gap:10px;
}
.stat .num{font-size:24px;font-weight:800;color:var(--c-brand-900);line-height:1}
.stat span.cap{font-size:12px;color:var(--c-ink-3);line-height:1.5}

/* ============ 数据与社会认同 ============ */
.proof-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:48px}
.proof-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:22px;
  transition:var(--t);
}
.proof-item:hover{border-color:var(--c-brand-300);box-shadow:var(--sh-1);transform:translateY(-3px)}
.proof-item .num{font-size:26px;font-weight:800;line-height:1.1;color:var(--c-brand-900);font-variant-numeric:tabular-nums}
.proof-item .unit{display:block;margin-top:8px;font-size:13px;font-weight:600;color:var(--c-ink-2)}
.proof-item .cap{display:block;margin-top:4px;font-size:12px;color:var(--c-ink-3)}
.quote-rail{display:flex;gap:20px;overflow-x:auto;padding:4px 4px 14px;scroll-snap-type:x mandatory}
.quote-rail::-webkit-scrollbar{height:6px}
.quote-rail::-webkit-scrollbar-thumb{background:var(--c-line-strong);border-radius:999px}
.quote-card{
  min-width:320px;flex:0 0 auto;scroll-snap-align:start;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:24px;transition:var(--t);
}
.quote-card:hover{border-color:var(--c-brand-300);box-shadow:var(--sh-1);transform:translateY(-3px)}
.quote-head{display:flex;align-items:center;gap:12px}
.avatar{
  width:40px;height:40px;border-radius:999px;background:var(--grad-soft);color:var(--c-brand-700);
  display:grid;place-items:center;font-weight:800;font-size:14px;flex:none;border:1px solid var(--c-line);
}
.quote-head .who{font-size:14px;font-weight:700;line-height:1.4}
.quote-head .role{font-size:12px;color:var(--c-ink-3);line-height:1.4}
.stars{margin-left:auto;color:var(--c-accent);font-size:11px;letter-spacing:2px}
.quote-card p{margin-top:14px;font-size:14px;line-height:1.8;color:var(--c-ink-2)}
.partner-strip{margin-top:32px;border-top:1px solid var(--c-line);padding-top:24px;display:flex;flex-wrap:wrap;align-items:center;gap:14px 32px}
.partner-strip .label{font-size:12px;font-weight:700;color:var(--c-ink-3)}
.partner-strip .mark{font-size:14px;font-weight:700;color:var(--c-line-strong);transition:var(--t)}
.partner-strip .mark:hover{color:var(--c-brand-500)}

/* ============ 资讯（CMS） ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-lead{
  grid-column:1 / -1;display:grid;grid-template-columns:1.05fr 1fr;padding:0;overflow:hidden;
}
.news-lead .news-media{height:100%;min-height:260px;overflow:hidden}
.news-lead .news-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms cubic-bezier(.2,.7,.3,1)}
.news-lead:hover .news-media img{transform:scale(1.03)}
.news-lead .news-body{padding:30px;display:flex;flex-direction:column;justify-content:center}
.news-card{display:flex;flex-direction:column;padding:0;overflow:hidden}
.news-card .news-media{aspect-ratio:4/3;overflow:hidden;background:var(--grad-soft)}
.news-card .news-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms cubic-bezier(.2,.7,.3,1)}
.news-card:hover .news-media img{transform:scale(1.04)}
.news-card .news-body{padding:20px;display:flex;flex-direction:column;flex:1}
.news-card:hover,.news-lead:hover{border-color:var(--c-brand-300);box-shadow:var(--sh-2);transform:translateY(-4px)}
.tag{
  display:inline-flex;align-items:center;font-size:12px;font-weight:700;color:var(--c-brand-700);
  background:var(--c-brand-100);border-radius:999px;padding:3px 10px;align-self:flex-start;
}
.news-lead h3{font-size:22px;line-height:1.45;font-weight:700;margin-top:14px}
.news-lead h3 a:hover{color:var(--c-brand-700)}
.news-lead p{font-size:14px;line-height:1.8;color:var(--c-ink-2);margin-top:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card h3{font-size:16px;line-height:1.5;font-weight:700;margin-top:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card h3 a:hover{color:var(--c-brand-700)}
.news-card p{font-size:13px;line-height:1.75;color:var(--c-ink-3);margin-top:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--c-line)}
.news-card .news-meta{padding-top:14px;margin-top:16px}
.news-meta time{font-size:12px;color:var(--c-ink-3);font-variant-numeric:tabular-nums}
.news-meta .text-link{font-size:13px}
.empty-state{
  min-height:240px;border:1px dashed var(--c-line-strong);border-radius:var(--r-card);
  background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;text-align:center;padding:32px;
}
.empty-state i{font-size:28px;color:var(--c-line-strong)}
.empty-state p{font-size:14px;color:var(--c-ink-3)}
.empty-state .btn-ghost{height:44px;padding:0 20px;font-size:14px}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:16px;padding:0 22px;
  transition:var(--t);
}
.faq-item + .faq-item{margin-top:12px}
.faq-item:hover{border-color:var(--c-brand-300)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 0;font-size:16px;font-weight:600;color:var(--c-ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";width:32px;height:32px;flex:none;border-radius:999px;background:var(--c-bg-alt);
  color:var(--c-brand-700);display:grid;place-items:center;font-size:18px;font-weight:700;transition:var(--t);
}
.faq-item summary:hover::after{background:var(--c-brand-100)}
.faq-item[open]{background:#F7FCF9;border-color:var(--c-brand-300)}
.faq-item[open] summary::after{content:"−";background:var(--c-brand-100);transform:rotate(180deg)}
.faq-item p{padding:0 0 20px;font-size:15px;line-height:1.8;color:var(--c-ink-2);max-width:760px}

/* ============ 底部 CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:32px;background:var(--grad-brand);color:#fff;
  padding:52px 56px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-2);
}
.cta-band::after{
  content:"";position:absolute;width:420px;height:420px;right:-140px;top:-180px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.16),transparent 70%);
}
.cta-band h2{position:relative;font-size:clamp(22px,2.6vw,32px);font-weight:800;line-height:1.3;letter-spacing:-.01em}
.cta-band p{position:relative;margin-top:12px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.8);max-width:520px}
.cta-band .cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:14px}
.cta-band .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
.cta-badge{
  position:absolute;right:40px;top:28px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
  border-radius:999px;padding:6px 14px;font-size:12px;font-weight:700;display:inline-flex;align-items:center;gap:8px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}

/* ============ 页脚 ============ */
.site-foot{background:#08190F;color:#fff;margin-top:96px;padding:64px 0 28px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.foot-brand .brand-mark{box-shadow:none}
.foot-brand .brand-name{color:#fff;font-size:15px}
.foot-brand .brand-sub{color:rgba(255,255,255,.5)}
.foot-brand p{margin-top:16px;font-size:13px;line-height:1.8;color:rgba(255,255,255,.62);max-width:320px}
.foot-contact{margin-top:16px;display:flex;flex-direction:column;gap:6px;font-size:13px;color:rgba(255,255,255,.72)}
.foot-contact i{width:16px;color:var(--c-brand-300);margin-right:6px}
.foot-col h4{font-size:13px;font-weight:700;color:#fff;letter-spacing:.02em}
.foot-col ul{margin-top:14px;display:flex;flex-direction:column;gap:10px}
.foot-col a{font-size:13px;color:rgba(255,255,255,.62);transition:var(--t)}
.foot-col a:hover{color:var(--c-brand-300)}
.foot-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:12px;color:rgba(255,255,255,.5);
}
.foot-bottom .links{display:flex;flex-wrap:wrap;gap:18px}
.foot-bottom a:hover{color:var(--c-brand-300)}

/* ============ 固定转化条 ============ */
.mobile-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:75;display:flex;align-items:center;gap:10px;
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.97);border-top:1px solid var(--c-line);
  box-shadow:0 -8px 24px -18px rgba(11,31,28,.5);
}
.mobile-cta .btn-primary{flex:1;height:48px;font-size:15px}
.mobile-cta .icon-cta{
  width:48px;height:48px;flex:none;border-radius:var(--r-btn);display:grid;place-items:center;
  border:1.5px solid var(--c-line-strong);color:var(--c-brand-700);background:#fff;transition:var(--t);
}
.mobile-cta .icon-cta:hover{border-color:var(--c-brand-500);background:var(--c-brand-100)}

/* ============ 响应式 ============ */
@media (max-width:1439px) and (min-width:1024px){
  .shell-side{width:88px;padding:16px 10px;align-items:center}
  .shell-main{margin-left:88px}
  .brand{padding:0;justify-content:center;width:100%}
  .brand-text{display:none}
  .side-nav{width:100%;align-items:center}
  .nav-item{justify-content:center;padding:0;width:56px;height:48px}
  .nav-item span{
    position:absolute;left:64px;top:50%;transform:translateY(-50%) translateX(-4px);
    background:var(--c-ink);color:#fff;font-size:12px;font-weight:600;padding:7px 12px;border-radius:10px;
    white-space:nowrap;opacity:0;visibility:hidden;pointer-events:none;transition:var(--t);z-index:70;
    box-shadow:var(--sh-1);
  }
  .nav-item:hover span{opacity:1;visibility:visible;transform:translateY(-50%) translateX(0)}
  .side-cta{display:none}
  .side-contact{display:none}
}
@media (max-width:1023px){
  .shell-side{display:none}
  .shell-main{margin-left:0;padding-top:60px;padding-bottom:84px}
  .mobile-bar{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    position:fixed;top:0;left:0;right:0;height:60px;padding:0 16px;z-index:70;
    background:rgba(255,255,255,.96);border-bottom:1px solid var(--c-line);
    -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  }
  .mobile-brand{font-size:13px;font-weight:800;letter-spacing:-.01em;text-align:center;flex:1;
    overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .mobile-bar-cta{
    display:inline-flex;align-items:center;justify-content:center;height:36px;padding:0 14px;
    border-radius:10px;background:var(--grad-accent);color:#fff;font-size:13px;font-weight:700;
    box-shadow:var(--sh-accent);flex:none;
  }
  .section{padding:72px 0}
  .container{padding:0 32px}
  .hero{padding:40px 0 56px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-badge--a{left:12px;bottom:14px}
  .hero-badge--b{right:12px;top:14px}
  .bento{grid-template-columns:1fr 1fr}
  .bento-hi{grid-column:1 / -1;grid-row:auto;min-height:260px;padding:28px}
  .bento-bar{grid-column:1 / -1;grid-row:auto}
  .scene-grid{grid-template-columns:1fr;gap:26px}
  .proof-bar{grid-template-columns:repeat(2,1fr);gap:16px}
  .news-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .news-lead{grid-column:1 / -1;grid-template-columns:1fr}
  .news-lead .news-media{min-height:220px;aspect-ratio:16/9}
  .news-lead .news-body{padding:24px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px;border-radius:26px}
  .cta-badge{position:static;order:-1;margin-bottom:4px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .site-foot{padding:48px 0 24px;margin-top:72px}
}
@media (min-width:1024px){
  .mobile-cta{
    left:auto;right:24px;bottom:24px;width:320px;border-radius:18px;
    border:1px solid var(--c-line);box-shadow:var(--sh-2);padding:12px;
    padding-bottom:12px;
  }
  .mobile-cta .btn-primary{height:46px}
  .mobile-cta .icon-cta{width:46px;height:46px}
  .site-foot{padding-bottom:120px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:26px}
  .hero h1{font-size:clamp(26px,7.4vw,34px)}
  .hero-actions .btn-primary,.hero-actions .btn-ghost{width:100%}
  .bento{grid-template-columns:1fr}
  .bento-hi{min-height:240px}
  .bento-bar{flex-wrap:wrap;padding:18px}
  .bento-bar .text-link{margin-left:0}
  .scene-stats{grid-template-columns:1fr}
  .proof-bar{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .quote-card{min-width:86vw}
  .cta-band{padding:28px 22px;border-radius:22px}
  .cta-band .cta-actions .btn-primary,.cta-band .cta-actions .btn-ghost{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bottom{flex-direction:column;align-items:flex-start}
  .partner-strip{gap:12px 20px}
  .hero-badge{padding:8px 12px;min-width:104px}
  .hero-badge .num{font-size:18px}
}
@media (max-width:520px){
  .mobile-brand{font-size:12px}
  .scene-note{left:12px;right:12px;bottom:12px;padding:14px}
  .faq-item{padding:0 16px}
  .faq-item summary{font-size:15px;padding:16px 0}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
    --c-ink:#0B1F1C;
    --c-ink-2:#3A4F4A;
    --c-ink-3:#6B807A;
    --c-brand-900:#08302A;
    --c-brand-700:#0E5A4B;
    --c-brand-500:#12A18A;
    --c-brand-300:#5FD3B4;
    --c-brand-100:#D8F3E9;
    --c-accent:#FF6A3D;
    --c-accent-600:#E2542A;
    --c-accent-100:#FFE3D6;
    --c-bg:#F5F7F2;
    --c-bg-alt:#EEF3EC;
    --c-surface:#FFFFFF;
    --c-line:#DFE7DE;
    --c-line-strong:#C8D4C6;
    --grad-brand:linear-gradient(135deg,#08302A,#0E5A4B 45%,#12A18A);
    --grad-accent:linear-gradient(135deg,#FF8A4C,#FF5A2B);
    --grad-soft:linear-gradient(160deg,#EAF7F1,#F7FAF4);
    --sh-1:0 1px 2px rgba(11,31,28,.06),0 8px 24px -12px rgba(11,31,28,.18);
    --sh-2:0 2px 6px rgba(11,31,28,.06),0 24px 60px -28px rgba(11,31,28,.28);
    --sh-accent:0 12px 28px -12px rgba(255,90,43,.55);
    --r-card:24px;
    --r-lg:28px;
    --r-btn:14px;
    --sidebar-w:248px;
    --t:200ms cubic-bezier(.2,.7,.3,1);
    --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;padding:0;background:var(--c-bg);color:var(--c-ink);
    font-family:var(--font-cn);font-size:16px;line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border:0;}
  a{color:inherit;text-decoration:none;transition:color var(--t);}
  button{font-family:inherit;cursor:pointer;}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
  ul,ol{padding:0;list-style:none;}
  :focus-visible{outline:2px solid var(--c-brand-500);outline-offset:2px;border-radius:6px;}
  .num{font-variant-numeric:tabular-nums;}

  /* ============ 布局骨架 ============ */
  .shell-side{
    position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
    background:#fff;border-right:1px solid var(--c-line);
    display:flex;flex-direction:column;padding:16px 14px;
    z-index:80;
  }
  .shell-main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column;}
  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 48px;}

  /* ============ 侧栏品牌 ============ */
  .brand{display:flex;align-items:center;gap:10px;height:64px;flex:none;}
  .brand-mark{
    width:36px;height:36px;border-radius:12px;flex:none;
    background:var(--grad-brand);color:#fff;
    display:grid;place-items:center;font-weight:800;font-size:17px;
    box-shadow:0 8px 18px -10px rgba(8,48,42,.9);
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0;}
  .brand-name{font-size:13.5px;font-weight:700;color:var(--c-ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .brand-sub{font-size:11px;color:var(--c-ink-3);margin-top:2px;white-space:nowrap;}

  /* ============ 侧栏导航 ============ */
  .side-nav{margin-top:22px;display:flex;flex-direction:column;gap:4px;flex:1;}
  .side-label{font-size:11px;color:var(--c-ink-3);padding:0 10px 8px;letter-spacing:.04em;}
  .nav-item{
    position:relative;display:flex;align-items:center;gap:10px;
    height:44px;padding:0 12px;border-radius:12px;
    font-size:13.5px;font-weight:600;color:var(--c-ink-2);
    transition:background var(--t),color var(--t);
  }
  .nav-item i{width:20px;font-size:15px;text-align:center;flex:none;color:var(--c-ink-3);transition:color var(--t);}
  .nav-item span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .nav-item:hover{background:var(--c-bg-alt);color:var(--c-brand-700);}
  .nav-item:hover i{color:var(--c-brand-500);}
  .nav-item.is-active{background:var(--c-brand-100);color:var(--c-brand-700);}
  .nav-item.is-active i{color:var(--c-brand-700);}
  .nav-item.is-active::before{
    content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
    width:3px;height:20px;border-radius:3px;background:var(--c-brand-500);
  }
  .nav-item:active{transform:scale(.99);}

  .side-cta{
    margin-top:16px;border-radius:16px;padding:16px;
    background:var(--grad-brand);color:#fff;
  }
  .side-cta p{font-size:12px;line-height:1.6;color:rgba(255,255,255,.82);margin-bottom:10px;}
  .side-cta b{display:block;font-size:14px;margin-bottom:6px;}
  .side-cta .mini-btn{
    display:flex;align-items:center;justify-content:center;gap:6px;
    height:36px;border-radius:10px;background:#fff;color:var(--c-brand-700);
    font-size:12.5px;font-weight:700;transition:transform var(--t),box-shadow var(--t);
  }
  .side-cta .mini-btn:hover{transform:translateY(-1px);box-shadow:0 10px 20px -12px rgba(0,0,0,.6);}
  .side-contact{margin-top:14px;display:flex;flex-direction:column;gap:6px;font-size:12px;color:var(--c-ink-3);}
  .side-contact span{display:flex;align-items:center;gap:6px;}
  .side-contact i{color:var(--c-brand-500);font-size:11px;}

  /* ============ 顶栏（移动） ============ */
  .shell-topbar{
    display:none;position:fixed;top:0;left:0;right:0;height:60px;z-index:90;
    align-items:center;gap:10px;padding:0 14px;
    background:rgba(255,255,255,.94);backdrop-filter:blur(8px);
    border-bottom:1px solid var(--c-line);
  }
  .burger{
    width:44px;height:44px;border:1px solid var(--c-line);border-radius:12px;
    background:#fff;color:var(--c-ink);display:grid;place-items:center;font-size:16px;
    transition:border-color var(--t),background var(--t);
  }
  .burger:hover{border-color:var(--c-brand-300);background:var(--c-brand-100);}
  .burger:active{transform:scale(.97);}
  .topbar-brand{display:flex;align-items:center;gap:8px;min-width:0;flex:1;}
  .topbar-brand .brand-mark{width:30px;height:30px;border-radius:10px;font-size:14px;}
  .topbar-brand .brand-name{font-size:12.5px;}
  .topbar-cta{
    height:36px;padding:0 14px;border-radius:10px;background:var(--grad-accent);
    color:#fff;font-size:12.5px;font-weight:700;display:flex;align-items:center;
    box-shadow:var(--sh-accent);
  }
  .drawer-mask{
    display:none;position:fixed;inset:0;z-index:75;
    background:rgba(11,31,28,.45);backdrop-filter:blur(6px);
  }
  .drawer-mask.is-active{display:block;}

  /* ============ 通用组件 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:52px;padding:0 28px;border-radius:var(--r-btn);
    font-size:15px;font-weight:700;border:0;
    transition:transform var(--t),box-shadow var(--t),background var(--t),filter var(--t);
  }
  .btn-primary{background:var(--grad-accent);color:#fff;box-shadow:var(--sh-accent);}
  .btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 16px 34px -14px rgba(255,90,43,.7);}
  .btn-primary:active{transform:scale(.99);}
  .btn-ghost{background:transparent;color:var(--c-ink);border:1.5px solid var(--c-line-strong);}
  .btn-ghost:hover{border-color:var(--c-brand-500);background:var(--c-brand-100);color:var(--c-brand-700);}
  .btn-ghost:active{transform:scale(.99);}
  .btn:disabled,.btn[disabled]{opacity:.5;pointer-events:none;transform:none;}
  .link-arrow{
    display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;
    color:var(--c-brand-700);
  }
  .link-arrow i{transition:transform var(--t);font-size:12px;}
  .link-arrow:hover{color:var(--c-brand-500);}
  .link-arrow:hover i{transform:translateX(3px);}
  .badge{
    display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
    border-radius:999px;font-size:12px;font-weight:600;
    background:var(--c-brand-100);color:var(--c-brand-700);
  }
  .badge-accent{background:var(--c-accent-100);color:var(--c-accent-600);}
  .badge-dark{background:rgba(255,255,255,.14);color:#fff;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
    color:var(--c-brand-700);letter-spacing:.02em;
  }
  .dot{width:7px;height:7px;border-radius:999px;background:var(--c-accent);box-shadow:0 0 0 4px rgba(255,106,61,.16);justify-self:start;}
  .section{padding:96px 0;}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
  .section-head h2{font-size:34px;font-weight:700;line-height:1.25;letter-spacing:-.01em;}
  .section-head p{font-size:14px;color:var(--c-ink-3);max-width:520px;margin-top:8px;}
  .card{
    background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
    transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  }
  .card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-brand-300);}

  /* ============ 页头 ============ */
  .crumbs{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--c-ink-3);flex-wrap:wrap;}
  .crumbs a:hover{color:var(--c-brand-500);}
  .crumbs span[aria-current]{color:var(--c-ink);font-weight:600;}
  .crumbs i{font-size:9px;opacity:.6;}

  .page-hero{
    position:relative;overflow:hidden;border-radius:var(--r-lg);color:#fff;
    padding:44px 48px;min-height:340px;
    display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center;
    background-image:linear-gradient(120deg,rgba(8,48,42,.95),rgba(14,90,75,.84)),url('/assets/images/backpic/back-1.webp');
    background-size:cover;background-position:center;
    box-shadow:var(--sh-2);
  }
  .page-hero h1{
    font-size:clamp(28px,3.6vw,44px);line-height:1.18;font-weight:800;
    letter-spacing:-.02em;margin:14px 0 14px;
  }
  .page-hero .lead{font-size:15px;line-height:1.8;color:rgba(255,255,255,.85);max-width:520px;}
  .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px;}
  .hero-stats{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px;}
  .stat-pill{
    display:flex;align-items:center;gap:10px;padding:10px 16px;border-radius:999px;
    background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);
    backdrop-filter:blur(6px);
  }
  .stat-pill b{font-size:20px;font-weight:800;line-height:1;}
  .stat-pill em{font-style:normal;font-size:12px;color:rgba(255,255,255,.78);}
  .hero-figure{position:relative;border-radius:20px;overflow:hidden;box-shadow:0 30px 60px -30px rgba(0,0,0,.75);}
  .hero-figure img{width:100%;height:100%;aspect-ratio:16/11;object-fit:cover;}
  .hero-figure .fig-tag{
    position:absolute;left:14px;bottom:14px;display:flex;align-items:center;gap:8px;
    padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.92);
    color:var(--c-brand-900);font-size:12px;font-weight:700;
  }
  .hero-figure .fig-tag .dot{width:6px;height:6px;box-shadow:0 0 0 3px rgba(255,106,61,.2);}

  .status-bar{
    display:flex;align-items:center;gap:10px;flex-wrap:wrap;
    margin-top:22px;padding:10px 16px;border-radius:12px;
    background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);
    font-size:12.5px;color:rgba(255,255,255,.82);
  }
  .status-bar .live{display:inline-flex;align-items:center;gap:6px;color:#fff;font-weight:700;}
  .status-bar .live i{color:var(--c-accent);font-size:9px;}

  /* ============ 交替能力块 ============ */
  .cap-list{display:flex;flex-direction:column;gap:72px;}
  .cap-block{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
  .cap-block.is-rev .cap-media{order:2;}
  .cap-media{position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--grad-soft);box-shadow:var(--sh-1);}
  .cap-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 400ms cubic-bezier(.2,.7,.3,1);}
  .cap-block:hover .cap-media img{transform:scale(1.03);}
  .cap-num{
    display:inline-flex;align-items:center;justify-content:center;
    width:44px;height:44px;border-radius:14px;
    background:var(--c-brand-100);color:var(--c-brand-700);
    font-weight:800;font-size:16px;letter-spacing:.02em;
  }
  .cap-body h2{font-size:30px;line-height:1.3;font-weight:700;margin:16px 0 14px;letter-spacing:-.01em;}
  .cap-body p{font-size:15px;line-height:1.85;color:var(--c-ink-2);max-width:520px;}
  .cap-points{margin:20px 0 22px;display:flex;flex-direction:column;gap:10px;}
  .cap-points li{display:flex;gap:10px;font-size:14px;color:var(--c-ink-2);line-height:1.7;}
  .cap-points i{color:var(--c-brand-500);font-size:13px;margin-top:5px;flex:none;}

  /* ============ 两列大卡 ============ */
  .entry-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
  .entry-card{padding:28px;display:flex;flex-direction:column;gap:14px;}
  .entry-icon{
    width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
    background:var(--grad-soft);color:var(--c-brand-700);font-size:19px;
    border:1px solid var(--c-line);
  }
  .entry-card h3{font-size:21px;font-weight:700;line-height:1.35;}
  .entry-card p{font-size:14px;line-height:1.75;color:var(--c-ink-2);}
  .tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto;padding-top:6px;}
  .tag-row .badge{background:var(--c-bg-alt);color:var(--c-ink-2);font-weight:600;}

  /* ============ 信息条 ============ */
  .info-strip{
    border-radius:var(--r-lg);padding:36px;background:var(--c-brand-900);color:#fff;
    display:grid;grid-template-columns:repeat(4,1fr);gap:28px;
    background-image:radial-gradient(circle at 88% 12%,rgba(255,255,255,.1),transparent 46%),var(--grad-brand);
  }
  .info-cell{border-left:1px solid rgba(255,255,255,.16);padding-left:20px;}
  .info-cell:first-child{border-left:0;padding-left:0;}
  .info-cell h4{font-size:13px;font-weight:700;color:var(--c-brand-300);letter-spacing:.02em;margin-bottom:8px;}
  .info-cell p{font-size:13.5px;line-height:1.75;color:rgba(255,255,255,.84);}

  /* ============ FAQ ============ */
  .faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
  .faq-item{
    background:#fff;border:1px solid var(--c-line);border-radius:16px;overflow:hidden;
    transition:background var(--t),border-color var(--t),box-shadow var(--t);
  }
  .faq-item:hover{border-color:var(--c-brand-300);box-shadow:var(--sh-1);}
  .faq-item summary{
    list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
    gap:16px;padding:20px 24px;font-size:16px;font-weight:600;color:var(--c-ink);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary:focus-visible{outline:2px solid var(--c-brand-500);outline-offset:-4px;border-radius:14px;}
  .fi-icon{
    width:32px;height:32px;border-radius:999px;flex:none;display:grid;place-items:center;
    background:var(--c-brand-100);color:var(--c-brand-700);font-size:13px;
    transition:transform var(--t),background var(--t),color var(--t);
  }
  .faq-item[open]{background:linear-gradient(160deg,#F3FAF5,#FFFFFF);border-color:var(--c-brand-300);}
  .faq-item[open] .fi-icon{transform:rotate(45deg);background:var(--c-brand-500);color:#fff;}
  .faq-ans{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--c-ink-2);}

  /* ============ CTA ============ */
  .cta-band{
    position:relative;overflow:hidden;border-radius:32px;padding:48px;
    background-image:radial-gradient(circle at 84% 18%,rgba(255,255,255,.12),transparent 48%),var(--grad-brand);
    color:#fff;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
    box-shadow:var(--sh-2);
  }
  .cta-band h2{font-size:32px;font-weight:800;line-height:1.3;letter-spacing:-.01em;}
  .cta-band p{font-size:14.5px;color:rgba(255,255,255,.82);margin-top:10px;max-width:560px;line-height:1.8;}
  .cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
  .cta-band .btn-ghost{color:#fff;border-color:rgba(255,255,255,.4);}
  .cta-band .btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;}
  .cta-badge{
    position:absolute;top:22px;right:26px;display:flex;align-items:center;gap:8px;
    padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.14);
    border:1px solid rgba(255,255,255,.2);font-size:12px;font-weight:700;
  }

  /* ============ 页脚 ============ */
  .site-foot{background:#08211D;color:rgba(255,255,255,.72);margin-top:88px;}
  .foot-grid{
    display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;
    padding:64px 0 40px;
  }
  .foot-brand .brand-name{color:#fff;}
  .foot-brand .brand-sub{color:rgba(255,255,255,.5);}
  .foot-brand p{font-size:13.5px;line-height:1.85;margin-top:16px;max-width:420px;color:rgba(255,255,255,.62);}
  .foot-contact{margin-top:18px;display:flex;flex-direction:column;gap:8px;font-size:12.5px;}
  .foot-contact span{display:flex;align-items:center;gap:8px;}
  .foot-contact i{color:var(--c-brand-300);font-size:12px;}
  .foot-col h4{font-size:13px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
  .foot-col ul{display:flex;flex-direction:column;gap:10px;}
  .foot-col a{font-size:13px;color:rgba(255,255,255,.62);}
  .foot-col a:hover{color:var(--c-brand-300);}
  .foot-bottom{
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    padding:22px 0 34px;border-top:1px solid rgba(255,255,255,.12);
    font-size:12px;color:rgba(255,255,255,.5);
  }
  .foot-bottom .links{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
  .foot-bottom a:hover{color:var(--c-brand-300);}

  /* ============ 响应式 ============ */
  @media (max-width:1439px) and (min-width:1024px){
    :root{--sidebar-w:88px;}
    .shell-side{padding:16px 10px;align-items:center;}
    .brand{justify-content:center;width:100%;}
    .brand-text,.nav-item span,.side-cta,.side-contact,.side-label{display:none;}
    .nav-item{justify-content:center;padding:0;width:48px;}
    .nav-item.is-active::before{left:-10px;}
    .side-nav{width:100%;align-items:center;}
  }
  @media (max-width:1023px){
    .shell-side{
      width:min(82vw,320px);border-radius:0 24px 24px 0;
      transform:translateX(-100%);transition:transform var(--t);
      box-shadow:0 30px 80px -20px rgba(0,0,0,.5);padding:16px;
    }
    .shell-side.is-open{transform:translateX(0);}
    .shell-main{margin-left:0;padding-top:60px;}
    .shell-topbar{display:flex;}
    .container{padding:0 32px;}
    .section{padding:72px 0;}
    .page-hero{grid-template-columns:1fr;padding:36px;gap:28px;}
    .hero-figure{max-width:520px;}
    .cap-block{grid-template-columns:1fr;gap:28px;}
    .cap-block.is-rev .cap-media{order:0;}
    .cap-list{gap:56px;}
    .info-strip{grid-template-columns:repeat(2,1fr);gap:24px;padding:28px;}
    .info-cell:nth-child(3){border-left:0;padding-left:0;}
    .entry-grid{grid-template-columns:1fr;}
    .foot-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px;}
    .site-foot{margin-top:64px;}
    .cta-band{padding:36px;}
    .cta-band h2{font-size:26px;}
  }
  @media (max-width:767px){
    .container{padding:0 20px;}
    .section{padding:56px 0;}
    .section-head h2{font-size:26px;}
    .page-hero{padding:28px;border-radius:24px;}
    .page-hero h1{font-size:27px;}
    .hero-actions .btn{height:48px;width:100%;}
    .hero-stats{width:100%;}
    .stat-pill{flex:1;min-width:140px;}
    .cap-body h2{font-size:24px;}
    .info-strip{grid-template-columns:1fr;}
    .info-cell{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.14);padding-top:16px;}
    .info-cell:first-child{border-top:0;padding-top:0;}
    .entry-card{padding:22px;}
    .cta-band{padding:28px;border-radius:24px;}
    .cta-badge{position:static;margin-bottom:16px;display:inline-flex;}
    .foot-grid{grid-template-columns:1fr;gap:28px;}
    .foot-bottom{flex-direction:column;align-items:flex-start;}
    .faq-item summary{padding:16px 18px;font-size:15px;}
    .faq-ans{padding:0 18px 18px;font-size:14px;}
  }
  @media (prefers-reduced-motion:reduce){
    *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
    .card:hover,.btn:hover{transform:none;}
  }

/* roulang page: article */
:root{
    --c-ink:#0B1F1C;
    --c-ink-2:#3A4F4A;
    --c-ink-3:#6B807A;
    --c-brand-900:#08302A;
    --c-brand-700:#0E5A4B;
    --c-brand-500:#12A18A;
    --c-brand-300:#5FD3B4;
    --c-brand-100:#D8F3E9;
    --c-accent:#FF6A3D;
    --c-accent-600:#E2542A;
    --c-accent-100:#FFE3D6;
    --c-bg:#F5F7F2;
    --c-bg-alt:#EEF3EC;
    --c-card:#FFFFFF;
    --c-line:#DFE7DE;
    --c-line-strong:#C8D4C6;
    --grad-brand:linear-gradient(135deg,#08302A,#0E5A4B 45%,#12A18A);
    --grad-accent:linear-gradient(135deg,#FF8A4C,#FF5A2B);
    --grad-soft:linear-gradient(160deg,#EAF7F1,#F7FAF4);
    --sh-1:0 1px 2px rgba(11,31,28,.06),0 8px 24px -12px rgba(11,31,28,.18);
    --sh-2:0 2px 6px rgba(11,31,28,.06),0 24px 60px -28px rgba(11,31,28,.28);
    --sh-accent:0 12px 28px -12px rgba(255,90,43,.55);
    --ease:cubic-bezier(.2,.7,.3,1);
    --rail-w:248px;
  }

  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%}
  body{
    margin:0;
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
    font-size:16px;
    line-height:1.8;
    color:var(--c-ink);
    background:var(--c-bg);
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%}
  a{color:inherit;text-decoration:none}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
  ul,ol{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4,p{margin:0}
  .num{font-variant-numeric:tabular-nums}
  .no-scroll{overflow:hidden}
  :focus-visible{outline:2px solid var(--c-brand-500);outline-offset:2px}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 48px}

  /* ============ 左侧 App Shell ============ */
  .side-rail{
    position:fixed;left:0;top:0;bottom:0;width:var(--rail-w);
    background:var(--c-card);border-right:1px solid var(--c-line);
    display:flex;flex-direction:column;z-index:80;
  }
  .brand{display:flex;align-items:center;gap:10px;height:64px;padding:0 16px;flex-shrink:0}
  .brand-mark{
    width:36px;height:36px;flex-shrink:0;border-radius:12px;
    background:var(--grad-brand);color:#fff;
    display:grid;place-items:center;font-weight:800;font-size:16px;letter-spacing:0;
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}
  .brand-name{font-size:14px;font-weight:700;color:var(--c-ink);white-space:nowrap}
  .brand-sub{font-size:11px;color:var(--c-ink-3);white-space:nowrap}

  .side-nav{padding:10px 14px;display:flex;flex-direction:column;gap:4px}
  .nav-item{
    position:relative;display:flex;align-items:center;gap:12px;
    height:44px;padding:0 12px;border-radius:12px;
    font-size:14px;font-weight:500;color:var(--c-ink-2);
    transition:background .2s var(--ease),color .2s var(--ease);
  }
  .nav-item i{width:20px;text-align:center;font-size:15px;color:var(--c-ink-3);transition:color .2s var(--ease)}
  .nav-item:hover{background:var(--c-bg-alt);color:var(--c-brand-700)}
  .nav-item:hover i{color:var(--c-brand-700)}
  .nav-item:active{transform:scale(.99)}
  .nav-item.is-active{background:var(--c-brand-100);color:var(--c-brand-700);font-weight:600}
  .nav-item.is-active i{color:var(--c-brand-700)}
  .nav-item.is-active::before{
    content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:3px;background:var(--c-brand-500);
  }

  .rail-cta{
    margin:auto 14px 14px;padding:16px;border-radius:16px;
    background:var(--grad-brand);color:#fff;
  }
  .rail-cta .k{font-size:13px;font-weight:600;line-height:1.4}
  .rail-cta p{font-size:11.5px;line-height:1.6;color:rgba(255,255,255,.78);margin:6px 0 12px}
  .rail-cta a{
    display:block;text-align:center;height:40px;line-height:40px;border-radius:12px;
    background:#fff;color:var(--c-brand-700);font-size:13px;font-weight:600;
    transition:transform .2s var(--ease),box-shadow .2s var(--ease);
  }
  .rail-cta a:hover{transform:translateY(-1px);box-shadow:0 8px 18px -8px rgba(0,0,0,.45)}
  .rail-cta a:active{transform:scale(.99)}
  .rail-contact{padding:0 18px 20px;display:flex;flex-direction:column;gap:7px;font-size:11.5px;color:var(--c-ink-3)}
  .rail-contact span{display:flex;align-items:flex-start;gap:7px;line-height:1.5}
  .rail-contact i{color:var(--c-brand-500);font-size:11px;margin-top:3px}

  .main-shell{margin-left:var(--rail-w);min-height:100vh;display:flex;flex-direction:column}
  main{flex:1 0 auto}

  /* ============ 移动端顶栏 + 抽屉 ============ */
  .m-topbar{display:none}
  .drawer-mask{
    position:fixed;inset:0;background:rgba(11,31,28,.45);
    backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
    opacity:0;transition:opacity .24s var(--ease);z-index:90;
  }
  .drawer-mask.is-on{opacity:1}
  .drawer{
    position:fixed;left:0;top:0;bottom:0;width:min(82vw,320px);
    background:var(--c-card);border-radius:0 24px 24px 0;
    transform:translateX(-102%);transition:transform .28s var(--ease);
    z-index:95;display:flex;flex-direction:column;box-shadow:var(--sh-2);
  }
  .drawer.is-open{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;height:64px;padding:0 16px;border-bottom:1px solid var(--c-line)}
  .drawer-close{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:var(--c-ink-2);background:var(--c-bg-alt)}
  .drawer-close:hover{background:var(--c-brand-100);color:var(--c-brand-700)}

  /* ============ 按钮 ============ */
  .btn-primary,.btn-ghost,.btn-light{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:52px;padding:0 28px;border-radius:14px;
    font-size:15px;font-weight:600;line-height:1;
    transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
  }
  .btn-primary{background:var(--grad-accent);color:#fff;box-shadow:var(--sh-accent)}
  .btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px)}
  .btn-primary:active{transform:translateY(0) scale(.99)}
  .btn-primary[aria-disabled="true"]{opacity:.5;pointer-events:none}
  .btn-ghost{background:#fff;border:1.5px solid var(--c-line-strong);color:var(--c-ink)}
  .btn-ghost:hover{border-color:var(--c-brand-500);background:var(--c-brand-100);color:var(--c-brand-700)}
  .btn-ghost:active{transform:scale(.99)}
  .btn-light{background:#fff;color:var(--c-brand-700)}
  .btn-light:hover{transform:translateY(-1px);box-shadow:0 12px 28px -14px rgba(0,0,0,.5)}
  .btn-light:active{transform:scale(.99)}
  .btn-sm{height:44px;padding:0 18px;font-size:13.5px;border-radius:12px}

  .link-arrow{
    display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--c-brand-700);
  }
  .link-arrow i{font-size:11px;transition:transform .2s var(--ease)}
  .link-arrow:hover i{transform:translateX(3px)}
  .link-arrow:hover{color:var(--c-brand-500)}

  /* ============ 文章头 ============ */
  .article-hero{padding:26px 0 0}
  .crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-3)}
  .crumbs a{transition:color .2s var(--ease)}
  .crumbs a:hover{color:var(--c-brand-700)}
  .crumbs .sep{opacity:.45;font-size:10px}
  .crumbs .cur{color:var(--c-ink-2);max-width:320px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

  .status-strip{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:20px}
  .dot-live{width:7px;height:7px;border-radius:50%;background:var(--c-accent);box-shadow:0 0 0 3px rgba(255,106,61,.18);display:inline-block}
  .badge-cat{
    display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;
    background:var(--c-brand-100);color:var(--c-brand-700);font-size:12px;font-weight:600;
  }
  .badge-live{font-size:12px;color:var(--c-ink-3)}

  .article-title{
    font-size:clamp(30px,3.8vw,44px);line-height:1.22;font-weight:800;
    letter-spacing:-.02em;color:var(--c-ink);margin-top:16px;max-width:900px;
  }
  .meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:20px;margin-top:20px;font-size:13px;color:var(--c-ink-3)}
  .meta-row span,.meta-row time{display:inline-flex;align-items:center;gap:6px}
  .meta-row i{color:var(--c-brand-500);font-size:12px}

  .cover{
    margin-top:28px;border-radius:24px;overflow:hidden;aspect-ratio:16/9;
    background:var(--grad-soft);border:1px solid var(--c-line);
  }
  .cover img{width:100%;height:100%;object-fit:cover}

  /* ============ 正文布局 ============ */
  .article-grid{
    display:grid;grid-template-columns:220px minmax(0,1fr);gap:40px;
    align-items:start;padding:44px 0 0;
  }
  .toc-wrap{min-width:0}
  .toc-card{
    position:sticky;top:24px;background:var(--c-card);border:1px solid var(--c-line);
    border-radius:18px;padding:16px 14px;box-shadow:var(--sh-1);
  }
  .toc-title{
    display:flex;align-items:center;justify-content:space-between;gap:8px;
    width:100%;text-align:left;font-size:12px;font-weight:700;color:var(--c-ink-3);
    padding:0 8px 10px;letter-spacing:.02em;
  }
  .toc-title i{font-size:11px;color:var(--c-ink-3);transition:transform .2s var(--ease);display:none}
  .toc-list{display:flex;flex-direction:column;gap:2px}
  .toc-list a{
    display:block;padding:7px 10px;border-radius:8px;border-left:3px solid transparent;
    font-size:13px;line-height:1.55;color:var(--c-ink-2);
    transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  }
  .toc-list a:hover{background:var(--c-bg-alt);color:var(--c-brand-700)}
  .toc-list a.is-current{border-left-color:var(--c-brand-500);background:var(--c-brand-100);color:var(--c-brand-700);font-weight:600}

  .article-main{min-width:0;max-width:800px}

  /* 正文排版 */
  .article-body{font-size:16px;line-height:1.85;color:var(--c-ink-2)}
  .article-body h2{
    position:relative;font-size:28px;line-height:1.4;font-weight:700;color:var(--c-ink);
    margin:40px 0 16px;padding-left:16px;scroll-margin-top:24px;
  }
  .article-body h2::before{
    content:"";position:absolute;left:0;top:9px;bottom:9px;width:4px;border-radius:4px;background:var(--grad-accent);
  }
  .article-body h3{font-size:22px;line-height:1.5;font-weight:600;color:var(--c-ink);margin:32px 0 12px;scroll-margin-top:24px}
  .article-body h4{font-size:17px;font-weight:600;color:var(--c-ink);margin:24px 0 10px}
  .article-body p{margin:0 0 1.15em}
  .article-body ul,.article-body ol{margin:0 0 1.15em;padding-left:1.4em}
  .article-body ul{list-style:disc}
  .article-body ol{list-style:decimal}
  .article-body li{margin-bottom:.4em}
  .article-body li::marker{color:var(--c-brand-500)}
  .article-body blockquote{
    margin:24px 0;padding:20px 24px;border-left:3px solid var(--c-brand-500);
    background:var(--c-brand-100);border-radius:0 16px 16px 0;color:var(--c-brand-900);font-size:15px;
  }
  .article-body blockquote p:last-child{margin-bottom:0}
  .article-body img{border-radius:20px;margin:24px auto;height:auto}
  .article-body figure{margin:24px 0}
  .article-body figcaption{font-size:13px;color:var(--c-ink-3);text-align:center;margin-top:10px}
  .article-body table{
    width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--c-line);
    border-radius:16px;overflow:hidden;margin:24px 0;font-size:14px;background:#fff;
  }
  .article-body th{background:var(--c-brand-100);color:var(--c-brand-700);font-weight:600;text-align:left}
  .article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--c-line);line-height:1.7}
  .article-body tr:last-child td{border-bottom:0}
  .article-body a{color:var(--c-brand-700);text-decoration:underline;text-decoration-color:rgba(18,161,138,.42);text-underline-offset:3px;transition:text-decoration-color .2s var(--ease)}
  .article-body a:hover{text-decoration-color:var(--c-brand-700)}
  .article-body hr{border:0;border-top:1px solid var(--c-line);margin:48px 0}
  .article-body strong{color:var(--c-ink);font-weight:700}
  .article-body code{background:var(--c-bg-alt);padding:2px 6px;border-radius:6px;font-size:.92em}

  /* 空态 */
  .empty-state{
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
    min-height:280px;border:1px dashed var(--c-line-strong);border-radius:24px;
    background:var(--grad-soft);text-align:center;padding:40px 24px;
  }
  .empty-state i{font-size:30px;color:var(--c-brand-500)}
  .empty-state p{font-size:15px;color:var(--c-ink-2);font-weight:600}

  /* 提示面板 */
  .notice-panel{
    margin-top:32px;border-radius:22px;padding:26px 28px;color:#fff;
    background:linear-gradient(150deg,#08302A,#0E5A4B 70%,#12A18A);
    position:relative;overflow:hidden;
  }
  .notice-panel::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:radial-gradient(circle at 88% 12%,rgba(255,255,255,.12),transparent 58%);
  }
  .notice-panel h3{position:relative;z-index:1;font-size:16px;font-weight:700;color:#fff;margin-bottom:12px}
  .notice-list{position:relative;z-index:1;display:grid;gap:9px}
  .notice-list li{display:flex;gap:10px;font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.82)}
  .notice-list i{color:var(--c-brand-300);font-size:12px;margin-top:5px;flex-shrink:0}

  /* 标签 */
  .tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px;padding-top:24px;border-top:1px solid var(--c-line)}
  .tag{
    display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;
    background:var(--c-bg-alt);border:1px solid transparent;color:var(--c-ink-2);font-size:12px;
    transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  }
  .tag:hover{background:var(--c-brand-100);color:var(--c-brand-700);border-color:var(--c-brand-300)}

  /* 上下篇 */
  .pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px}
  .pager a{
    display:block;background:var(--c-card);border:1px solid var(--c-line);border-radius:18px;
    padding:18px 20px;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  }
  .pager a:hover{transform:translateY(-3px);box-shadow:var(--sh-1);border-color:var(--c-brand-300)}
  .pager .k{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--c-ink-3)}
  .pager .k i{color:var(--c-brand-500);font-size:11px}
  .pager .t{font-size:15px;font-weight:600;color:var(--c-ink);line-height:1.55;margin-top:8px}
  .back-cat{margin-top:24px;display:flex;flex-wrap:wrap;gap:12px}

  /* ============ 相关推荐 ============ */
  .sec{padding:64px 0 0}
  .sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:26px}
  .sec-head h2{font-size:clamp(22px,2.2vw,28px);font-weight:700;color:var(--c-ink);line-height:1.35}
  .sec-head p{font-size:13.5px;color:var(--c-ink-3);margin-top:8px;max-width:560px}

  .rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
  .post-card{
    display:flex;flex-direction:column;background:var(--c-card);border:1px solid var(--c-line);
    border-radius:22px;overflow:hidden;
    transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  }
  .post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-brand-300)}
  .post-card .thumb{aspect-ratio:16/10;background:var(--grad-soft);overflow:hidden}
  .post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
  .post-card:hover .thumb img{transform:scale(1.04)}
  .post-card .body{padding:20px;display:flex;flex-direction:column;flex:1}
  .post-card h3{
    font-size:16px;line-height:1.55;font-weight:600;color:var(--c-ink);margin:10px 0 8px;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .post-card .ex{
    font-size:13px;line-height:1.7;color:var(--c-ink-3);
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .post-card .foot{margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between;gap:10px}

  /* ============ CTA ============ */
  .cta-band{
    position:relative;overflow:hidden;margin-top:72px;border-radius:32px;
    background:var(--grad-brand);color:#fff;padding:44px 48px;
    display:flex;align-items:center;justify-content:space-between;gap:36px;
  }
  .cta-band::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:radial-gradient(circle at 86% 18%,rgba(255,255,255,.14),transparent 60%);
  }
  .cta-band h2{position:relative;z-index:1;font-size:clamp(22px,2.4vw,30px);line-height:1.35;font-weight:700;color:#fff}
  .cta-band p{position:relative;z-index:1;margin-top:10px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.8);max-width:540px}
  .cta-band .act{position:relative;z-index:1;display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0}

  /* ============ 页脚 ============ */
  .site-foot{margin-top:72px;background:#072320;color:rgba(255,255,255,.72);padding:56px 0 0}
  .foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
  .site-foot .brand-name{color:#fff}
  .site-foot .brand-sub{color:rgba(255,255,255,.5)}
  .foot-brand p{font-size:13px;line-height:1.85;color:rgba(255,255,255,.6);margin:16px 0 18px;max-width:340px}
  .foot-contact{display:flex;flex-direction:column;gap:9px;font-size:12px;color:rgba(255,255,255,.55)}
  .foot-contact span{display:flex;align-items:flex-start;gap:8px;line-height:1.6}
  .foot-contact i{color:var(--c-brand-300);font-size:11px;margin-top:4px}
  .foot-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px}
  .foot-col ul{display:flex;flex-direction:column;gap:10px}
  .foot-col a{font-size:13px;color:rgba(255,255,255,.65);transition:color .2s var(--ease)}
  .foot-col a:hover{color:var(--c-brand-300)}
  .foot-bottom{
    border-top:1px solid rgba(255,255,255,.12);padding:18px 0 22px;
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    font-size:12px;color:rgba(255,255,255,.48);
  }
  .foot-bottom .links{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
  .foot-bottom a{transition:color .2s var(--ease)}
  .foot-bottom a:hover{color:var(--c-brand-300)}

  /* ============ 响应式 ============ */
  @media (max-width:1439px) and (min-width:1024px){
    :root{--rail-w:88px}
    .side-rail .brand-text,
    .side-rail .nav-item span,
    .side-rail .rail-cta,
    .side-rail .rail-contact{display:none}
    .side-rail .brand{justify-content:center;padding:0}
    .side-rail .side-nav{padding:10px 12px;align-items:center}
    .side-rail .nav-item{justify-content:center;padding:0;width:52px}
  }
  @media (max-width:1023px){
    :root{--rail-w:0px}
    .side-rail{display:none}
    .main-shell{margin-left:0}
    .m-topbar{
      display:flex;align-items:center;justify-content:space-between;gap:10px;
      height:60px;padding:0 14px;position:sticky;top:0;z-index:70;
      background:rgba(255,255,255,.94);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
      border-bottom:1px solid var(--c-line);
    }
    .m-topbar .brand{height:auto;padding:0}
    .m-topbar .brand-name{font-size:13px}
    .m-topbar .brand-sub{display:none}
    .m-topbar .brand-mark{width:32px;height:32px;border-radius:10px;font-size:14px}
    .icon-btn{
      width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
      color:var(--c-ink-2);transition:background .2s var(--ease),color .2s var(--ease);
    }
    .icon-btn:hover{background:var(--c-bg-alt);color:var(--c-brand-700)}
    .article-grid{grid-template-columns:minmax(0,1fr);gap:24px}
    .toc-wrap{order:1}
    .article-main{order:2;max-width:none}
    .toc-card{position:static;max-height:58px;overflow:hidden;transition:max-height .3s var(--ease)}
    .toc-card.is-open{max-height:520px}
    .toc-title{cursor:pointer;padding-bottom:14px}
    .toc-title i{display:block}
    .toc-card.is-open .toc-title i{transform:rotate(180deg)}
    .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  }
  @media (max-width:1024px){
    .container{padding:0 32px}
    .cta-band{padding:36px 32px}
  }
  @media (max-width:767px){
    .container{padding:0 20px}
    .article-hero{padding-top:20px}
    .article-title{font-size:26px}
    .cover{border-radius:18px;aspect-ratio:16/10;margin-top:22px}
    .article-grid{padding-top:32px}
    .article-body h2{font-size:23px;margin-top:32px}
    .article-body h3{font-size:19px;margin-top:26px}
    .article-body{font-size:15.5px}
    .rel-grid{grid-template-columns:minmax(0,1fr)}
    .pager{grid-template-columns:minmax(0,1fr)}
    .cta-band{flex-direction:column;align-items:flex-start;padding:30px 24px;border-radius:24px;margin-top:52px}
    .cta-band .act{width:100%}
    .cta-band .act a{flex:1}
    .foot-grid{grid-template-columns:1fr;gap:28px}
    .site-foot{margin-top:52px;padding-top:40px}
    .sec{padding-top:48px}
    .btn-primary,.btn-ghost,.btn-light{height:48px;padding:0 22px;font-size:14px}
    .meta-row{gap:12px;font-size:12.5px}
    .notice-panel{padding:22px 20px}
    .crumbs .cur{max-width:200px}
  }
  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
  }

/* roulang page: category2 */
:root{
  --c-ink:#0B1F1C; --c-ink-2:#3A4F4A; --c-ink-3:#6B807A; --c-white:#FFFFFF;
  --c-brand-900:#08302A; --c-brand-700:#0E5A4B; --c-brand-500:#12A18A; --c-brand-300:#5FD3B4; --c-brand-100:#D8F3E9;
  --c-accent:#FF6A3D; --c-accent-600:#E2542A; --c-accent-100:#FFE3D6;
  --c-bg:#F5F7F2; --c-bg-alt:#EEF3EC; --c-card:#FFFFFF; --c-line:#DFE7DE; --c-line-strong:#C8D4C6;
  --c-alert:#D94A3D;
  --grad-brand:linear-gradient(135deg,#08302A,#0E5A4B 45%,#12A18A);
  --grad-accent:linear-gradient(135deg,#FF8A4C,#FF5A2B);
  --grad-soft:linear-gradient(160deg,#EAF7F1,#F7FAF4);
  --sh-1:0 1px 2px rgba(11,31,28,.06),0 8px 24px -12px rgba(11,31,28,.18);
  --sh-2:0 2px 6px rgba(11,31,28,.06),0 24px 60px -28px rgba(11,31,28,.28);
  --sh-accent:0 12px 28px -12px rgba(255,90,43,.55);
  --r-card:24px; --r-lg:28px; --r-btn:14px;
  --side-w:248px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--c-bg); color:var(--c-ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px; line-height:1.8; -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0}
:focus-visible{outline:2px solid var(--c-brand-500);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 48px}

/* ---------- App shell ---------- */
.app{display:flex;min-height:100vh;align-items:stretch}
.side-shell{
  position:fixed;top:0;left:0;bottom:0;width:var(--side-w);z-index:70;
  background:#fff;border-right:1px solid var(--c-line);
  display:flex;flex-direction:column;gap:14px;padding:18px 16px 20px;
  transition:width .22s var(--ease);
}
.app-main{margin-left:var(--side-w);flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:10px;min-height:64px}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:12px;background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:15px;letter-spacing:.02em;
  box-shadow:0 10px 22px -12px rgba(8,48,42,.85);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.brand-name{font-size:14px;font-weight:800;letter-spacing:-.01em;color:var(--c-ink);white-space:nowrap}
.brand-sub{font-size:11px;color:var(--c-ink-3);white-space:nowrap}
.side-nav{display:flex;flex-direction:column;gap:4px;margin-top:6px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:12px;height:44px;padding:0 12px;
  border-radius:12px;color:var(--c-ink-2);font-size:14px;font-weight:600;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.nav-item i{width:20px;text-align:center;font-size:16px}
.nav-item:hover{background:var(--c-bg-alt);color:var(--c-brand-700)}
.nav-item.is-active{background:var(--c-brand-100);color:var(--c-brand-900)}
.nav-item.is-active::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:0 3px 3px 0;background:var(--c-brand-500);
}
.side-cta{
  margin-top:auto;border-radius:16px;padding:16px;background:var(--grad-brand);color:#fff;
  box-shadow:0 18px 34px -22px rgba(8,48,42,.9);
}
.side-cta b{display:block;font-size:13.5px;font-weight:700;letter-spacing:.01em}
.side-cta p{font-size:11.5px;color:rgba(255,255,255,.78);line-height:1.6;margin:6px 0 12px}
.btn-side{
  display:block;text-align:center;height:38px;line-height:38px;border-radius:12px;
  background:#fff;color:var(--c-brand-900);font-size:13px;font-weight:700;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease);
}
.btn-side:hover{transform:translateY(-1px);box-shadow:0 10px 20px -12px rgba(0,0,0,.5)}
.side-meta{display:flex;flex-direction:column;gap:5px;font-size:11.5px;color:var(--c-ink-3);line-height:1.5}
.side-meta i{color:var(--c-brand-500);margin-right:5px}

/* ---------- Mobile topbar & drawer ---------- */
.topbar{
  display:none;position:sticky;top:0;z-index:80;height:60px;align-items:center;gap:10px;
  padding:0 14px;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
}
.icon-btn{
  width:44px;height:44px;flex:0 0 44px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;color:var(--c-ink);display:grid;place-items:center;font-size:17px;cursor:pointer;
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.icon-btn:hover{background:var(--c-brand-100);border-color:var(--c-brand-300);color:var(--c-brand-900)}
.icon-btn:active{transform:scale(.97)}
.topbar .brand{min-height:0;flex:1;justify-content:center}
.topbar .brand-name{font-size:13px}
.topbar .brand-sub{display:none}
.topbar .brand-mark{width:32px;height:32px;flex:0 0 32px;border-radius:10px;font-size:13px}
.top-cta{
  height:40px;padding:0 14px;border-radius:12px;background:var(--grad-accent);color:#fff;
  font-size:13px;font-weight:700;display:inline-flex;align-items:center;
  transition:filter .2s var(--ease),transform .2s var(--ease);
}
.top-cta:hover{filter:brightness(1.06);transform:translateY(-1px)}
.drawer-mask{
  position:fixed;inset:0;z-index:90;background:rgba(11,31,28,.45);
  backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;left:0;bottom:0;z-index:100;width:min(82vw,320px);
  background:#fff;border-radius:0 24px 24px 0;padding:18px 16px;display:flex;flex-direction:column;gap:14px;
  transform:translateX(-102%);transition:transform .28s var(--ease);overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer .nav-item{height:46px}
.drawer-foot{margin-top:auto;font-size:12px;color:var(--c-ink-3);line-height:1.7}
body.is-locked{overflow:hidden}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 26px;border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn i{font-size:14px}
.btn-primary{background:var(--grad-accent);color:#fff;box-shadow:var(--sh-accent)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-primary:disabled{opacity:.5;transform:none;cursor:not-allowed;box-shadow:none}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line-strong)}
.btn-ghost:hover{border-color:var(--c-brand-500);background:var(--c-brand-100);color:var(--c-brand-900)}
.btn-ghost:active{transform:scale(.99)}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.34)}
.btn-light:hover{background:rgba(255,255,255,.24);border-color:rgba(255,255,255,.6)}
.btn-block{width:100%}

/* ---------- Hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--grad-brand);color:#fff;padding:34px 0 60px}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;opacity:.18;pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.16),transparent 62%);pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.crumbs{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.7)}
.crumbs a{color:rgba(255,255,255,.88);transition:color .2s var(--ease)}
.crumbs a:hover{color:#fff;text-decoration:underline}
.crumbs .sep{opacity:.5}
.crumbs [aria-current]{color:#fff;font-weight:600}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:48px;align-items:center;margin-top:30px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
  font-size:12px;font-weight:600;color:#EAF7F1;letter-spacing:.01em;
}
.eyebrow i{font-size:11px;color:var(--c-brand-300)}
.page-hero h1{
  font-size:clamp(30px,4.4vw,52px);line-height:1.14;font-weight:800;letter-spacing:-.02em;
  margin:18px 0 16px;color:#fff;
}
.hero-lead{font-size:16.5px;line-height:1.85;color:rgba(255,255,255,.84);max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-note{display:flex;align-items:center;gap:8px;margin-top:20px;font-size:12.5px;color:rgba(255,255,255,.66)}
.hero-note i{color:var(--c-brand-300)}
.hero-stats{display:grid;gap:12px}
.stat-pill{
  display:flex;align-items:center;gap:14px;padding:16px 18px;border-radius:16px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
  backdrop-filter:blur(6px);
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.stat-pill:hover{background:rgba(255,255,255,.19);transform:translateY(-2px)}
.stat-pill b{
  font-size:26px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;color:#fff;min-width:2.1em;
}
.stat-pill span{font-size:12.5px;line-height:1.5;color:rgba(255,255,255,.8)}
.stat-pill span strong{display:block;font-size:13px;color:#fff;font-weight:700;margin-bottom:2px}

/* ---------- Sections ---------- */
.section{padding:88px 0}
.section-alt{background:var(--c-bg-alt)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;letter-spacing:-.01em;color:var(--c-ink);line-height:1.3}
.sec-head p{margin-top:8px;font-size:14.5px;color:var(--c-ink-3);max-width:42em;line-height:1.8}
.sec-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;color:var(--c-brand-700);letter-spacing:.04em;margin-bottom:10px}
.sec-kicker::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent)}

/* ---------- Status board ---------- */
.status-board{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(255,255,255,.14);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);
}
.status-cell{background:var(--c-ink);padding:26px 24px;color:#fff;display:flex;flex-direction:column;gap:10px}
.status-top{display:flex;align-items:center;gap:9px;font-size:13px;font-weight:700;color:rgba(255,255,255,.92)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--c-alert);box-shadow:0 0 0 4px rgba(217,74,61,.18);flex:0 0 8px}
.dot.ok{background:var(--c-brand-300);box-shadow:0 0 0 4px rgba(95,211,180,.18)}
.status-cell p{font-size:13px;line-height:1.75;color:rgba(255,255,255,.62)}
.status-tag{
  align-self:flex-start;margin-top:4px;height:24px;padding:0 10px;border-radius:999px;
  display:inline-flex;align-items:center;font-size:11.5px;font-weight:600;
  background:rgba(255,255,255,.1);color:rgba(255,255,255,.78);border:1px solid rgba(255,255,255,.16);
}

/* ---------- Timeline ---------- */
.timeline{list-style:none;margin:0;padding:0}
.tl-item{position:relative;display:grid;grid-template-columns:56px minmax(0,1fr);gap:22px;padding-bottom:34px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:27px;top:60px;bottom:0;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--c-brand-300),rgba(95,211,180,.12));
}
.tl-item:last-child::before{display:none}
.tl-dot{
  width:56px;height:56px;border-radius:18px;background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;
  box-shadow:0 14px 26px -16px rgba(8,48,42,.9);
}
.tl-body{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:22px 24px;box-shadow:var(--sh-1);transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease)}
.tl-body:hover{transform:translateY(-3px);border-color:var(--c-brand-300);box-shadow:var(--sh-2)}
.tl-body h3{font-size:19px;font-weight:700;color:var(--c-ink);letter-spacing:-.01em}
.tl-body p{margin-top:8px;font-size:14.5px;line-height:1.8;color:var(--c-ink-2)}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;background:var(--c-bg-alt);color:var(--c-ink-2);border:1px solid var(--c-line);
}
.tag-accent{background:var(--c-accent-100);color:var(--c-accent-600);border-color:rgba(226,84,42,.18)}

/* ---------- Split + checklist + sticky ---------- */
.split{display:grid;grid-template-columns:minmax(0,1fr) 348px;gap:28px;align-items:start}
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.check-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:26px;
  box-shadow:var(--sh-1);transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.check-card:hover{transform:translateY(-4px);border-color:var(--c-brand-300);box-shadow:var(--sh-2)}
.check-card h3{font-size:17px;font-weight:700;color:var(--c-ink);display:flex;align-items:center;gap:9px}
.check-card h3 i{color:var(--c-brand-500);font-size:15px}
.check-list{list-style:none;margin:16px 0 0;display:flex;flex-direction:column;gap:13px}
.check-list li{display:flex;gap:10px;font-size:14.5px;line-height:1.75;color:var(--c-ink-2)}
.check-list li i{color:var(--c-brand-500);font-size:13px;margin-top:6px;flex:0 0 auto}
.check-list li b{color:var(--c-ink);font-weight:700}
.sticky-card{
  position:sticky;top:24px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-1);
}
.sticky-card h3{font-size:17px;font-weight:800;color:var(--c-ink);letter-spacing:-.01em}
.sticky-card .hint{font-size:12.5px;color:var(--c-ink-3);margin-top:6px;line-height:1.7}
.meter{list-style:none;margin:18px 0 0;display:flex;flex-direction:column;gap:0}
.meter li{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px dashed var(--c-line);font-size:13.5px;color:var(--c-ink-3)}
.meter li:last-child{border-bottom:0}
.meter li b{font-size:13.5px;color:var(--c-ink);font-weight:700;font-variant-numeric:tabular-nums;text-align:right}
.meter li .val-ok{color:var(--c-brand-700)}
.meter li .val-warn{color:var(--c-accent-600)}
.sticky-card .btn{margin-top:20px}
.sticky-foot{margin-top:12px;font-size:11.5px;color:var(--c-ink-3);line-height:1.7}

/* ---------- News cards ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.news-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-brand-300)}
.news-thumb{aspect-ratio:16/10;background:var(--grad-soft);overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body .badge-row{display:flex;align-items:center;gap:8px}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;background:var(--c-brand-100);color:var(--c-brand-900);
}
.badge-accent{background:var(--c-accent-100);color:var(--c-accent-600)}
.news-body h3{font-size:15.5px;font-weight:700;line-height:1.55;color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body p{font-size:13.5px;line-height:1.7;color:var(--c-ink-3);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:6px;font-size:12px;color:var(--c-ink-3)}
.news-meta time{font-variant-numeric:tabular-nums}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--c-brand-700)}
.link-arrow i{transition:transform .2s var(--ease)}
.link-arrow:hover i{transform:translateX(3px)}
.link-arrow:hover{color:var(--c-brand-900)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:32px;background:var(--grad-brand);color:#fff;
  padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--sh-2);
}
.cta-band::before{
  content:"";position:absolute;right:-90px;top:-90px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.18),transparent 60%);
}
.cta-copy{position:relative;z-index:2;max-width:36em}
.cta-copy h2{font-size:clamp(22px,2.4vw,30px);font-weight:800;letter-spacing:-.01em;line-height:1.3}
.cta-copy p{margin-top:10px;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.8)}
.cta-band .btn{position:relative;z-index:2}

/* ---------- Footer ---------- */
.site-foot{background:var(--c-ink);color:rgba(255,255,255,.66);padding:60px 0 0;margin-top:auto}
.foot-grid{display:grid;grid-template-columns:1.9fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
.foot-brand .brand-name{color:#fff;font-size:14.5px}
.foot-brand .brand-sub{color:rgba(255,255,255,.5)}
.foot-brand p{margin-top:16px;font-size:13px;line-height:1.85;color:rgba(255,255,255,.58);max-width:26em}
.foot-contact{display:flex;flex-direction:column;gap:8px;margin-top:16px;font-size:12.5px;color:rgba(255,255,255,.6)}
.foot-contact i{color:var(--c-brand-300);margin-right:6px}
.foot-col h4{font-size:13.5px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.01em}
.foot-col ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.foot-col a{font-size:13px;color:rgba(255,255,255,.62);transition:color .2s var(--ease)}
.foot-col a:hover{color:#fff}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;font-size:12px;color:rgba(255,255,255,.5);
}
.foot-bottom .links{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.foot-bottom a{color:rgba(255,255,255,.62)}
.foot-bottom a:hover{color:#fff}

/* ---------- Responsive ---------- */
@media (min-width:1024px) and (max-width:1439px){
  :root{--side-w:88px}
  .side-shell{padding:16px 12px;align-items:center;overflow:visible}
  .brand-text{display:none}
  .brand{justify-content:center}
  .side-nav{width:100%;align-items:center}
  .nav-item{justify-content:center;padding:0;width:100%}
  .nav-item span{
    position:absolute;left:calc(100% + 10px);top:50%;transform:translateY(-50%);
    background:var(--c-ink);color:#fff;padding:7px 12px;border-radius:8px;font-size:12px;
    white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s var(--ease);z-index:80;
    box-shadow:var(--sh-2);
  }
  .nav-item:hover span{opacity:1}
  .side-cta,.side-meta{display:none}
}
@media (max-width:1023px){
  .side-shell{display:none}
  .app-main{margin-left:0}
  .topbar{display:flex}
  .container{padding:0 32px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-stats{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
  .status-board{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .sticky-card{position:static}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:72px 0}
  .cta-band{padding:36px;border-radius:26px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .check-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .section{padding:56px 0}
  .page-hero{padding:24px 0 44px}
  .tl-item{grid-template-columns:48px minmax(0,1fr);gap:16px}
  .tl-dot{width:48px;height:48px;border-radius:16px;font-size:14px}
  .tl-item::before{left:23px;top:52px}
  .cta-band{padding:28px;flex-direction:column;align-items:flex-start;border-radius:24px}
  .cta-band .btn{width:100%}
  .btn{height:48px;padding:0 22px;font-size:14.5px}
  .hero-actions .btn{width:100%}
  .sec-head{align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important}
}