/* roulang page: index */
:root{
  --ink:#111310;
  --paper:#F5F3EE;
  --brand:#8CCB2F;
  --brand-deep:#6FA61F;
  --accent:#D9622B;
  --muted:#6B6F66;
  --line:rgba(17,19,16,.10);
  --card:#FFFFFF;
  --r-card:14px;
  --r-sm:8px;
  --sh-1:0 1px 2px rgba(17,19,16,.04);
  --sh-2:0 12px 32px rgba(17,19,16,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-base:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-base);
  background:var(--paper);
  color:var(--ink);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),opacity .2s var(--ease)}
a:hover{color:var(--brand-deep)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-0.02em;line-height:1.15}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:var(--brand);color:var(--ink)}
.num,.stat-num,.hero-stat span{font-variant-numeric:tabular-nums}

.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 40px}
.sec{padding:96px 0}
.sec-tight{padding:72px 0}
.sec-dark{background:var(--ink);color:#F2F1EC}
.sec-alt{background:#EFEDE6}

.sec-head{max-width:760px;margin-bottom:48px}
.sec-eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  font-weight:700;color:var(--brand-deep);margin-bottom:14px;
}
.sec-dark .sec-eyebrow{color:var(--brand)}
.sec-title{font-size:clamp(24px,2.6vw,38px);margin-bottom:14px}
.sec-desc{color:var(--muted);font-size:16px;max-width:660px}
.sec-dark .sec-desc{color:rgba(242,241,236,.72)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:transform 240ms var(--ease),background 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease),color 240ms var(--ease);
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.btn-primary{background:var(--brand);color:var(--ink);box-shadow:0 1px 2px rgba(17,19,16,.06)}
.btn-primary:hover{background:#9BD93D;color:var(--ink);transform:translateY(-2px);box-shadow:0 10px 24px rgba(140,203,47,.34)}
.btn-outline{border:1px solid var(--ink);color:var(--ink);background:transparent}
.btn-outline:hover{background:var(--ink);color:#F5F3EE;transform:translateY(-2px)}
.btn-ghost{border:1px solid rgba(245,243,238,.34);color:#F5F3EE;background:transparent}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;
  color:var(--brand-deep);border-bottom:1px solid transparent;padding-bottom:2px;
}
.link-arrow:hover{border-bottom-color:var(--brand-deep)}
.link-arrow .arw{transition:transform 240ms var(--ease)}
.link-arrow:hover .arw{transform:translateX(4px)}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(245,243,238,.86);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid transparent;
  transition:height 240ms var(--ease),background 240ms var(--ease),border-color 240ms var(--ease);
}
.site-header.scrolled{background:rgba(245,243,238,.96);border-bottom-color:var(--line)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;transition:height 240ms var(--ease)}
.site-header.scrolled .nav-wrap{height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--ink);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;font-size:16px;letter-spacing:-.04em;flex:0 0 auto;
}
.brand-name{font-size:17px;font-weight:800;letter-spacing:-.02em;white-space:nowrap}
.nav-links{
  display:flex;align-items:center;gap:2px;
  background:rgba(17,19,16,.045);border:1px solid var(--line);border-radius:999px;padding:4px;
}
.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 16px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--muted);white-space:nowrap;
  transition:background 220ms var(--ease),color 220ms var(--ease);
}
.nav-link:hover{color:var(--ink);background:rgba(17,19,16,.05)}
.nav-link.active{background:var(--ink);color:#F5F3EE}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform 220ms var(--ease),opacity 220ms var(--ease)}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.drawer{
  position:fixed;inset:0;z-index:80;background:var(--ink);color:#F5F3EE;
  padding:24px 20px 40px;display:flex;flex-direction:column;
  transform:translateY(-101%);transition:transform 320ms var(--ease);
  overflow-y:auto;
}
.drawer.open{transform:translateY(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:32px}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid rgba(245,243,238,.2);display:flex;align-items:center;justify-content:center;font-size:20px}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  padding:18px 4px;border-bottom:1px solid rgba(245,243,238,.12);
  font-size:22px;font-weight:700;letter-spacing:-.02em;display:flex;justify-content:space-between;align-items:center;
}
.drawer-nav a:hover{color:var(--brand)}
.drawer-foot{margin-top:auto;padding-top:28px;display:flex;flex-direction:column;gap:14px}
.drawer-foot .dl{font-size:14px;color:rgba(245,243,238,.62)}
body.no-scroll{overflow:hidden}

/* ============ Hero ============ */
.hero{position:relative;background:var(--ink);color:#F5F3EE;overflow:hidden;padding:88px 0 0}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(760px 420px at 78% 12%, rgba(140,203,47,.16), transparent 68%),
    linear-gradient(rgba(245,243,238,.045) 1px, transparent 1px) 0 0/100% 56px;
  pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  letter-spacing:.1em;color:var(--brand);border:1px solid rgba(140,203,47,.4);
  background:rgba(140,203,47,.1);border-radius:999px;padding:7px 14px;margin-bottom:22px;
}
.hero h1{font-size:clamp(34px,4.6vw,62px);font-weight:800;line-height:1.12;letter-spacing:-.03em;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero-sub{font-size:17px;color:rgba(245,243,238,.76);max-width:520px;margin-bottom:30px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px}
.hero-media{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid rgba(245,243,238,.12);background:#1B1E19}
.hero-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(17,19,16,0) 45%,rgba(17,19,16,.55))}
.hero-stats{
  position:relative;margin-top:56px;border-top:1px solid rgba(245,243,238,.14);
  display:grid;grid-template-columns:repeat(4,1fr);
}
.hero-stat{padding:26px 24px 40px;border-right:1px solid rgba(245,243,238,.14)}
.hero-stat:last-child{border-right:0}
.hero-stat b{display:block;font-size:clamp(26px,2.6vw,36px);font-weight:800;letter-spacing:-.03em;color:#F5F3EE;line-height:1.1}
.hero-stat i{display:block;margin-top:8px;font-style:normal;font-size:12px;letter-spacing:.08em;color:rgba(245,243,238,.56)}

/* ============ 痛点列表 ============ */
.pain-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 56px}
.pain-item{display:flex;gap:20px;padding:28px 0;border-top:1px solid var(--line);align-items:flex-start}
.pain-idx{
  font-size:14px;font-weight:800;color:var(--brand-deep);letter-spacing:.04em;
  min-width:34px;padding-top:4px;font-variant-numeric:tabular-nums;
}
.pain-item h3{font-size:19px;margin-bottom:6px}
.pain-item p{font-size:15px;color:var(--muted)}

/* ============ 解决方案 Z 字型 ============ */
.sol-row{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;padding:56px 0;border-top:1px solid var(--line)}
.sol-row:first-of-type{border-top:0;padding-top:0}
.sol-row.reverse .sol-media{order:-1}
.sol-tag{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.14em;
  color:var(--accent);margin-bottom:14px;
}
.sol-row h2{font-size:clamp(24px,2.4vw,34px);margin-bottom:16px}
.sol-row p.lead{color:var(--muted);margin-bottom:22px;font-size:16px}
.sol-list{display:flex;flex-direction:column;gap:12px;margin-bottom:26px}
.sol-list li{position:relative;padding-left:26px;font-size:15.5px;color:#2A2D28}
.sol-list li::before{
  content:"";position:absolute;left:0;top:11px;width:9px;height:9px;border-radius:3px;background:var(--brand);
}
.sol-media{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);background:#EDEAE3}
.sol-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 400ms var(--ease)}
.sol-media:hover img{transform:scale(1.03)}

/* ============ 成果区 ============ */
.result-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.result-cell{padding:36px 26px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.result-cell b{display:block;font-size:clamp(40px,5vw,72px);font-weight:800;letter-spacing:-.04em;line-height:1;color:var(--ink)}
.result-cell span{display:block;margin-top:14px;font-size:13px;letter-spacing:.04em;color:var(--muted)}
.case-bar{
  display:flex;align-items:center;gap:18px;justify-content:space-between;
  margin-top:32px;padding:24px 28px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.case-bar:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(140,203,47,.35)}
.case-bar .cb-txt{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.case-bar strong{font-size:16px}
.case-bar em{font-style:normal;font-size:14px;color:var(--muted)}
.case-bar .arw{color:var(--brand-deep);font-size:20px;transition:transform 240ms var(--ease);flex:0 0 auto}
.case-bar:hover .arw{transform:translateX(6px)}

/* ============ 证言横滚 ============ */
.quote-scroll{display:flex;gap:24px;overflow-x:auto;padding:6px 0 22px;scroll-snap-type:x mandatory}
.quote-scroll::-webkit-scrollbar{height:6px}
.quote-scroll::-webkit-scrollbar-thumb{background:rgba(17,19,16,.16);border-radius:999px}
.quote-card{
  flex:0 0 340px;scroll-snap-align:start;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-1);
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(140,203,47,.35)}
.quote-card .qmark{font-size:44px;line-height:.8;color:var(--brand);font-weight:800}
.quote-card p{margin:14px 0 22px;font-size:15.5px;color:#2A2D28;line-height:1.75}
.q-person{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:18px}
.q-avatar{
  width:42px;height:42px;border-radius:12px;background:#EDEAE3;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;font-weight:800;color:var(--brand-deep);font-size:15px;
}
.q-person b{display:block;font-size:14.5px}
.q-person span{display:block;font-size:13px;color:var(--muted)}

/* ============ CMS 最新信息 ============ */
.cms-layout{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:start}
.cms-card{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.cms-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(140,203,47,.35)}
.cms-card .cms-thumb{width:100%;aspect-ratio:16/9;object-fit:cover;background:#EDEAE3}
.cms-body{padding:24px}
.badge-cat{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.06em;
  background:rgba(140,203,47,.14);color:var(--brand-deep);border-radius:6px;padding:4px 10px;margin-bottom:12px;
}
.cms-card h3{font-size:19px;line-height:1.4;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-card .cms-sum{font-size:14.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-meta{display:flex;align-items:center;justify-content:space-between;margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.cms-meta .arw{color:var(--brand-deep);font-size:18px;transition:transform 240ms var(--ease)}
.cms-card:hover .cms-meta .arw{transform:translateX(4px)}
.cms-side{display:flex;flex-direction:column;gap:24px}
.cms-side .cms-card{display:grid;grid-template-columns:150px 1fr;align-items:stretch}
.cms-side .cms-thumb{height:100%;aspect-ratio:auto;min-height:132px}
.cms-side .cms-body{padding:20px}
.cms-side h3{font-size:16.5px}
.cms-side .cms-sum{display:none}
.cms-empty{
  background:var(--card);border:1px dashed var(--line);border-radius:var(--r-card);
  padding:56px 28px;text-align:center;
}
.cms-empty .ic{
  width:56px;height:56px;border-radius:16px;background:rgba(140,203,47,.14);color:var(--brand-deep);
  display:flex;align-items:center;justify-content:center;font-size:24px;margin:0 auto 18px;font-weight:800;
}
.cms-empty p{color:var(--muted);margin-bottom:20px;font-size:15px}

/* ============ FAQ ============ */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:24px 4px;font-size:16px;font-weight:600;transition:color 220ms var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-deep)}
.faq-item[open] summary{color:var(--brand-deep)}
.faq-item summary .chev{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:12px;
  transition:transform 260ms var(--ease),border-color 260ms var(--ease);
}
.faq-item[open] summary .chev{transform:rotate(180deg);border-color:rgba(140,203,47,.6)}
.faq-body{padding:0 4px 26px;font-size:15px;line-height:1.8;color:var(--muted);max-width:900px}

/* ============ 底部 CTA ============ */
.cta-band{background:var(--ink);color:#F5F3EE;position:relative;overflow:hidden;padding:88px 0}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 320px at 20% 100%, rgba(140,203,47,.18), transparent 70%);
}
.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(26px,3vw,42px);max-width:620px;line-height:1.2}
.cta-band p{margin-top:14px;color:rgba(245,243,238,.7);font-size:16px}
.cta-actions{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.cta-actions .tel{font-size:14px;color:rgba(245,243,238,.66)}
.cta-actions .tel a{color:var(--brand);font-weight:600;border-bottom:1px solid rgba(140,203,47,.4)}

/* ============ Footer ============ */
.site-footer{background:var(--ink);color:rgba(242,241,236,.72);padding:72px 0 32px;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;border-bottom:1px solid rgba(245,243,238,.12)}
.footer-brand .brand-name{color:#F5F3EE}
.footer-brand .brand-mark{background:rgba(245,243,238,.1);color:var(--brand)}
.footer-brand p{margin-top:18px;max-width:320px;font-size:14px;line-height:1.8;color:rgba(242,241,236,.6)}
.site-footer h4{font-size:14px;font-weight:700;color:#F5F3EE;margin-bottom:18px;letter-spacing:.02em}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(242,241,236,.66)}
.footer-links a:hover{color:var(--brand)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:26px;font-size:13px;color:rgba(242,241,236,.5)}
.footer-bottom a{color:rgba(242,241,236,.66)}
.footer-bottom a:hover{color:var(--brand)}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(8px);transition:opacity 500ms var(--ease),transform 500ms var(--ease)}
.reveal.in{opacity:1;transform:none}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .wrap{padding:0 32px}
  .nav-link{padding:0 13px;font-size:14px}
  .sol-row{gap:48px}
}
@media (max-width:992px){
  .wrap{padding:0 24px}
  .sec{padding:72px 0}
  .nav-links{display:none}
  .menu-toggle{display:flex}
  .hero{padding-top:64px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-media{order:-1}
  .hero-stats{grid-template-columns:repeat(2,1fr);margin-top:40px}
  .hero-stat{border-bottom:1px solid rgba(245,243,238,.14)}
  .hero-stat:nth-child(2n){border-right:0}
  .hero-stat:nth-child(n+3){padding-bottom:26px}
  .pain-grid{grid-template-columns:1fr;gap:0}
  .sol-row{grid-template-columns:1fr;gap:28px;padding:44px 0}
  .sol-row.reverse .sol-media{order:0}
  .result-grid{grid-template-columns:repeat(2,1fr)}
  .cms-layout{grid-template-columns:1fr}
  .cms-side .cms-card{grid-template-columns:1fr}
  .cms-side .cms-thumb{aspect-ratio:16/9;min-height:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:768px){
  body{font-size:16px}
  .sec{padding:56px 0}
  .sec-head{margin-bottom:32px}
  .hero h1{font-size:clamp(30px,7.4vw,40px)}
  .hero-cta{gap:10px}
  .hero-cta .btn{flex:1 1 auto;min-width:150px}
  .result-grid{grid-template-columns:1fr}
  .cta-band{padding:64px 0}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:36px}
  .quote-card{flex:0 0 282px}
  .case-bar{flex-direction:column;align-items:flex-start;gap:12px}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  .brand-name{font-size:15.5px}
  .hero-stats{grid-template-columns:1fr}
  .hero-stat{border-right:0;padding:20px 4px}
  .hero-stat:last-child{padding-bottom:30px}
  .cms-body{padding:18px}
  .faq-item summary{font-size:15px;padding:20px 2px}
}

/* roulang page: category1 */
:root{
  --ink:#111310;
  --paper:#F5F3EE;
  --brand:#8CCB2F;
  --brand-deep:#6FA61F;
  --accent:#D9622B;
  --muted:#6B6F66;
  --line:rgba(17,19,16,.10);
  --card:#FFFFFF;
  --radius:14px;
  --radius-sm:8px;
  --shadow-1:0 1px 2px rgba(17,19,16,.04);
  --shadow-2:0 12px 32px rgba(17,19,16,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --wrap:1280px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:17px;
  line-height:1.75;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color 200ms var(--ease);}
a:hover{color:var(--brand-deep);}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;letter-spacing:-0.02em;line-height:1.15;font-weight:800;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.num{font-variant-numeric:tabular-nums;}

/* 容器 */
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 40px;}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(245,243,238,.92);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid transparent;
  transition:padding 240ms var(--ease),border-color 240ms var(--ease),background 240ms var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--line);background:rgba(245,243,238,.98);}
.header-inner{display:flex;align-items:center;gap:28px;height:76px;transition:height 240ms var(--ease);}
.site-header.is-scrolled .header-inner{height:60px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--brand);color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;font-size:18px;letter-spacing:0;
  box-shadow:0 2px 10px rgba(140,203,47,.35);
}
.brand-name{font-weight:800;font-size:19px;letter-spacing:-0.01em;white-space:nowrap;}
.nav-links{
  display:flex;align-items:center;gap:4px;
  background:rgba(17,19,16,.045);
  padding:5px;border-radius:999px;margin-left:auto;
}
.nav-link{
  display:inline-block;padding:8px 16px;border-radius:999px;
  font-size:15px;font-weight:600;color:#333630;white-space:nowrap;
  transition:background 200ms var(--ease),color 200ms var(--ease);
}
.nav-link:hover{background:rgba(140,203,47,.18);color:var(--ink);}
.nav-link.active{background:var(--brand);color:var(--ink);}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:var(--card);color:var(--ink);
  align-items:center;justify-content:center;font-size:18px;
}
.drawer{
  position:fixed;inset:0;z-index:200;
  background:var(--ink);color:#F2F3EF;
  padding:22px 20px 32px;
  transform:translateX(100%);opacity:0;visibility:hidden;
  transition:transform 320ms var(--ease),opacity 260ms var(--ease),visibility 260ms;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);opacity:1;visibility:visible;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;}
.drawer .brand-name{color:#F2F3EF;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.18);
  background:transparent;color:#F2F3EF;font-size:18px;
}
.drawer-nav{display:flex;flex-direction:column;gap:6px;}
.drawer-nav a{
  font-size:22px;font-weight:700;padding:14px 12px;border-bottom:1px solid rgba(255,255,255,.08);
  border-radius:10px;
}
.drawer-nav a.active{color:var(--brand);}
.drawer-foot{margin-top:28px;display:flex;flex-direction:column;gap:14px;}
.drawer-foot .drawer-mail{color:rgba(242,243,239,.7);font-size:15px;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:999px;
  font-size:15.5px;font-weight:600;border:1px solid transparent;
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),background 200ms var(--ease),border-color 200ms var(--ease),color 200ms var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:var(--ink);box-shadow:0 6px 18px rgba(140,203,47,.30);}
.btn-primary:hover{background:#9ADB3A;color:var(--ink);transform:translateY(-2px);box-shadow:0 12px 28px rgba(140,203,47,.38);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 3px 10px rgba(140,203,47,.28);}
.btn-ghost{background:transparent;border-color:rgba(17,19,16,.28);color:var(--ink);}
.btn-ghost:hover{border-color:var(--ink);background:rgba(17,19,16,.05);transform:translateY(-2px);}
.btn-light{background:#F2F3EF;color:var(--ink);}
.btn-light:hover{background:#fff;color:var(--ink);transform:translateY(-2px);}
.btn-outline-light{background:transparent;border-color:rgba(242,243,239,.4);color:#F2F3EF;}
.btn-outline-light:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-sm{height:42px;padding:0 20px;font-size:14.5px;}
.btn-block{width:100%;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand-deep);}
.link-arrow i{transition:transform 200ms var(--ease);}
.link-arrow:hover i{transform:translateX(4px);}

/* 页面横幅 */
.page-banner{
  position:relative;overflow:hidden;
  background-image:linear-gradient(100deg,rgba(17,19,16,.92) 0%,rgba(17,19,16,.78) 45%,rgba(17,19,16,.52) 100%),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  color:#F2F3EF;
  padding:74px 0 70px;
  min-height:300px;
  display:flex;align-items:center;
}
.page-banner::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;pointer-events:none;
}
.page-banner .wrap{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(242,243,239,.68);margin-bottom:18px;}
.crumb a:hover{color:var(--brand);}
.crumb span.sep{opacity:.5;}
.page-banner h1{
  font-size:clamp(30px,4vw,52px);font-weight:800;line-height:1.14;
  max-width:820px;color:#fff;
}
.page-banner h1 em{font-style:normal;color:var(--brand);}
.page-banner .banner-sub{margin-top:16px;font-size:16.5px;line-height:1.7;color:rgba(242,243,239,.82);max-width:640px;}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.banner-tags .chip{
  font-size:12.5px;letter-spacing:.06em;padding:6px 13px;border-radius:999px;
  background:rgba(140,203,47,.14);color:#C6EC84;border:1px solid rgba(140,203,47,.28);
}

/* 板块 */
.sec{padding:96px 0;}
.sec-tight{padding:64px 0;}
.sec-dark{background:var(--ink);color:#F2F3EF;}
.sec-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;font-weight:700;text-transform:uppercase;
  color:var(--brand-deep);margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px;}
.sec-head h2{font-size:clamp(24px,2.6vw,38px);}
.sec-head p{margin-top:14px;color:var(--muted);font-size:16.5px;}
.sec-dark .sec-head p{color:rgba(242,243,239,.7);}
.sec-dark .eyebrow{color:var(--brand);}

/* 分类页布局：左正文 + 右粘性侧栏 */
.cat-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:44px;align-items:start;padding-top:80px;}
.cat-main{min-width:0;display:flex;flex-direction:column;gap:72px;}
.cat-aside{position:sticky;top:96px;padding-top:6px;}
.block-head{margin-bottom:26px;}
.block-head h2{font-size:clamp(23px,2.4vw,32px);}
.block-head p{margin-top:12px;color:var(--muted);font-size:16px;max-width:660px;}

/* 数据条 */
.stat-strip{
  display:grid;grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.stat-strip .stat{padding:24px 22px;border-right:1px solid var(--line);}
.stat-strip .stat:last-child{border-right:none;}
.stat .num{font-size:clamp(28px,2.4vw,38px);font-weight:800;letter-spacing:-0.02em;display:block;}
.stat .num small{font-size:15px;font-weight:700;margin-left:3px;color:var(--muted);}
.stat .lbl{display:block;margin-top:6px;font-size:12.5px;letter-spacing:.08em;color:var(--muted);}

/* 图文区块 */
.figure-block{
  display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-1);padding:26px;
}
.figure-block img{border-radius:var(--radius);aspect-ratio:16/9;object-fit:cover;background:#EDEAE3;}
.figure-block h3{font-size:20px;margin-bottom:12px;}
.figure-block p{color:var(--muted);font-size:16px;}
.figure-block .fig-note{margin-top:12px;font-size:13px;color:var(--muted);}

/* 编号列表 */
.check-list{display:flex;flex-direction:column;}
.check-list li{
  display:flex;gap:18px;padding:22px 0;border-bottom:1px solid var(--line);
}
.check-list li:first-child{border-top:1px solid var(--line);}
.check-list .idx{
  flex:0 0 auto;font-size:15px;font-weight:800;color:var(--brand-deep);
  min-width:38px;font-variant-numeric:tabular-nums;padding-top:2px;
}
.check-list h3{font-size:18px;margin-bottom:6px;}
.check-list p{color:var(--muted);font-size:15.5px;}

/* 卡片网格 */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-1);
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
  display:flex;flex-direction:column;gap:12px;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(140,203,47,.35);}
.card .ico{
  width:44px;height:44px;border-radius:12px;background:rgba(140,203,47,.16);
  color:var(--brand-deep);display:inline-flex;align-items:center;justify-content:center;font-size:18px;
}
.card h3{font-size:18.5px;}
.card p{color:var(--muted);font-size:15.5px;}
.card .badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px;}
.badge-pill{
  font-size:12px;letter-spacing:.04em;font-weight:600;
  padding:5px 11px;border-radius:6px;background:rgba(140,203,47,.14);color:var(--brand-deep);
}
.badge-pill.alt{background:rgba(217,98,43,.12);color:var(--accent);}

/* 时间轴 */
.timeline{position:relative;padding-left:38px;}
.timeline::before{
  content:"";position:absolute;left:13px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--brand),rgba(140,203,47,.15));border-radius:2px;
}
.timeline .step{position:relative;padding:0 0 34px;}
.timeline .step:last-child{padding-bottom:0;}
.timeline .step::before{
  content:"";position:absolute;left:-32px;top:6px;width:14px;height:14px;border-radius:50%;
  background:var(--card);border:3px solid var(--brand);
}
.timeline .step .step-no{font-size:12px;letter-spacing:.12em;font-weight:700;color:var(--brand-deep);}
.timeline .step h3{font-size:19px;margin:6px 0 8px;}
.timeline .step p{color:var(--muted);font-size:15.5px;}

/* FAQ */
.faq{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:transparent;border:none;padding:22px 44px 22px 0;
  text-align:left;font-size:16.5px;font-weight:600;color:var(--ink);position:relative;
  transition:color 200ms var(--ease);
}
.faq-q:hover{color:var(--brand-deep);}
.faq-q i{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-size:14px;color:var(--muted);transition:transform 240ms var(--ease),color 200ms var(--ease);
}
.faq-item.open .faq-q{color:var(--brand-deep);}
.faq-item.open .faq-q i{transform:translateY(-50%) rotate(180deg);color:var(--brand-deep);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 320ms var(--ease);}
.faq-a .inner{padding:0 40px 24px 0;color:var(--muted);font-size:15.5px;line-height:1.8;}
.faq-item.open .faq-a{max-height:420px;}

/* 侧栏 */
.aside-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-1);margin-bottom:20px;
}
.aside-card h4{font-size:14px;letter-spacing:.06em;color:var(--muted);font-weight:700;margin-bottom:14px;}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-list a{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;color:#2B2E29;
  transition:background 200ms var(--ease),color 200ms var(--ease),padding-left 200ms var(--ease);
}
.toc-list a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--line);flex:0 0 auto;}
.toc-list a:hover{background:rgba(140,203,47,.14);color:var(--brand-deep);padding-left:16px;}
.toc-list a:hover::before{background:var(--brand);}
.aside-links{display:flex;flex-direction:column;gap:10px;}
.aside-links a{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:15px;font-weight:600;padding:4px 0;border-bottom:1px dashed var(--line);}
.aside-links a:last-child{border-bottom:none;}
.aside-links a span{color:var(--muted);font-size:12.5px;font-weight:500;}
.aside-cta{background:var(--ink);color:#F2F3EF;border-color:transparent;}
.aside-cta h4{color:rgba(242,243,239,.6);}
.aside-cta p{font-size:15px;color:rgba(242,243,239,.82);margin-bottom:16px;}
.aside-cta .mini{font-size:13px;color:rgba(242,243,239,.6);margin-top:12px;}

/* 底部 CTA */
.cta-block{
  background:var(--ink);color:#F2F3EF;border-radius:20px;padding:52px 48px;
  position:relative;overflow:hidden;
}
.cta-block::before{
  content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(140,203,47,.22),transparent 68%);
}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;}
.cta-inner h2{font-size:clamp(23px,2.4vw,32px);max-width:560px;}
.cta-inner p{margin-top:10px;color:rgba(242,243,239,.72);font-size:15.5px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.cta-tel{font-size:14px;color:rgba(242,243,239,.7);}
.cta-tel a{color:var(--brand);border-bottom:1px solid rgba(140,203,47,.4);}

/* 页脚 */
.site-footer{background:var(--ink);color:#EDEEEA;padding:64px 0 30px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.10);}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-name{color:#F2F3EF;}
.footer-brand p{color:rgba(237,238,234,.66);font-size:14.5px;line-height:1.8;max-width:340px;}
.site-footer h4{font-size:14px;letter-spacing:.06em;font-weight:700;color:#F2F3EF;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14.5px;color:rgba(237,238,234,.68);}
.footer-links a:hover{color:var(--brand);}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding-top:22px;font-size:13px;color:rgba(237,238,234,.5);}
.footer-bottom a{color:rgba(237,238,234,.72);}
.footer-bottom a:hover{color:var(--brand);}

/* 入场动效 */
.reveal{opacity:0;transform:translateY(8px);transition:opacity 500ms var(--ease),transform 500ms var(--ease);}
.reveal.in{opacity:1;transform:none;}

/* 响应式 */
@media (max-width:1200px){
  .cat-layout{grid-template-columns:minmax(0,1fr) 286px;gap:34px;}
  .card-grid{gap:18px;}
}
@media (max-width:1024px){
  .wrap{padding:0 24px;}
  .nav-links,.header-actions .btn{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .cat-layout{grid-template-columns:1fr;gap:0;padding-top:64px;}
  .cat-aside{position:static;padding-top:56px;}
  .cat-main{gap:60px;}
  .sec{padding:64px 0;}
  .figure-block{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .wrap{padding:0 16px;}
  .page-banner{padding:52px 0 50px;min-height:auto;}
  .page-banner h1{font-size:clamp(26px,7vw,34px);}
  .sec{padding:56px 0;}
  .cat-layout{padding-top:48px;}
  .cat-main{gap:48px;}
  .stat-strip{grid-template-columns:1fr;}
  .stat-strip .stat{border-right:none;border-bottom:1px solid var(--line);}
  .stat-strip .stat:last-child{border-bottom:none;}
  .card-grid{grid-template-columns:1fr;}
  .cta-block{padding:38px 22px;border-radius:16px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .btn{width:100%;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .timeline{padding-left:30px;}
  .timeline::before{left:10px;}
  .timeline .step::before{left:-26px;}
  .faq-q{padding:18px 40px 18px 0;font-size:15.5px;}
  .faq-a .inner{padding-right:0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:520px){
  .brand-name{font-size:17px;}
  .card{padding:20px;}
  .page-banner .banner-sub{font-size:15.5px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: article */
:root{
  --ink:#111310;
  --paper:#F5F3EE;
  --brand:#8CCB2F;
  --brand-deep:#6FA61F;
  --accent:#D9622B;
  --muted:#6B6F66;
  --line:rgba(17,19,16,.10);
  --card:#FFFFFF;
  --radius-card:14px;
  --radius-input:8px;
  --shadow-1:0 1px 2px rgba(17,19,16,.04);
  --shadow-2:0 12px 32px rgba(17,19,16,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --wrap:1280px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:17px;
  line-height:1.75;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;letter-spacing:-0.02em;line-height:1.15;font-weight:800;}
p{margin:0;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-deep);}
img{max-width:100%;display:block;background:#EDEAE3;}
ul,ol{margin:0;padding:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 40px;}
.sec{padding:96px 0;}
.sec-tight{padding:56px 0;}
.sec-head{max-width:720px;margin-bottom:40px;}
.sec-head h2{font-size:clamp(24px,2.6vw,38px);margin-bottom:14px;}
.sec-head p{color:var(--muted);font-size:16px;}

.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:12px 18px;border-radius:0 0 8px 0;z-index:200;}
.skip-link:focus{left:0;color:#fff;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(245,243,238,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:height .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease);
}
.site-header.is-scrolled{background:rgba(245,243,238,.97);border-bottom-color:var(--line);}
.header-inner{display:flex;align-items:center;gap:24px;height:76px;transition:height .24s var(--ease);}
.site-header.is-scrolled .header-inner{height:60px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--ink);color:var(--brand);
  display:grid;place-items:center;font-weight:800;font-size:17px;letter-spacing:0;
}
.brand-name{font-weight:800;font-size:18px;letter-spacing:-0.01em;white-space:nowrap;}
.nav-links{
  display:flex;align-items:center;gap:4px;
  margin-left:auto;padding:4px;border-radius:999px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-1);
}
.nav-link{
  display:inline-flex;align-items:center;height:40px;padding:0 18px;border-radius:999px;
  font-size:15px;font-weight:600;color:#3A3E37;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.nav-link:hover{background:rgba(140,203,47,.16);color:var(--brand-deep);}
.nav-link.active{background:var(--ink);color:#fff;}
.nav-link.active:hover{color:#fff;}
.header-cta{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:12px;border:1px solid var(--line);
  background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .24s var(--ease),opacity .24s var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.drawer-overlay{position:fixed;inset:0;background:rgba(17,19,16,.5);z-index:70;}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(88vw,380px);z-index:90;
  background:var(--ink);color:#fff;padding:32px 26px;overflow-y:auto;
  transform:translateX(102%);transition:transform .32s var(--ease);
}
.mobile-drawer.open{transform:translateX(0);}
.mobile-drawer .drawer-title{font-size:13px;letter-spacing:.14em;color:rgba(255,255,255,.5);text-transform:uppercase;margin-bottom:20px;}
.mobile-drawer a.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 0;border-bottom:1px solid rgba(255,255,255,.12);
  font-size:20px;font-weight:700;color:#fff;
}
.mobile-drawer a.drawer-link:hover{color:var(--brand);}
.mobile-drawer a.drawer-link.active{color:var(--brand);}
.mobile-drawer .drawer-cta{margin-top:28px;display:flex;flex-direction:column;gap:12px;}
.mobile-drawer .drawer-contact{margin-top:24px;font-size:14px;color:rgba(255,255,255,.6);line-height:1.9;}
.mobile-drawer .drawer-contact a{color:var(--brand);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:999px;border:1px solid transparent;
  font-size:16px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn:active{transform:translateY(1px);}
.btn-brand{background:var(--brand);color:var(--ink);}
.btn-brand:hover{background:#9BDD3A;color:var(--ink);transform:translateY(-2px);}
.btn-dark{background:var(--ink);color:#fff;}
.btn-dark:hover{background:#22261F;color:#fff;transform:translateY(-2px);}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}
.btn-line-light{background:transparent;border-color:rgba(255,255,255,.45);color:#fff;}
.btn-line-light:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  font-size:12px;font-weight:700;letter-spacing:.08em;
}
.badge-brand{background:rgba(140,203,47,.16);color:var(--brand-deep);}
.badge-accent{background:rgba(217,98,43,.12);color:var(--accent);}

/* ============ 面包屑 ============ */
.crumbs-bar{border-bottom:1px solid var(--line);background:rgba(255,255,255,.5);}
.crumbs{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:16px 0;font-size:13px;color:var(--muted);}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--brand-deep);}
.crumbs .sep{color:rgba(17,19,16,.25);}
.crumbs .current{color:var(--ink);font-weight:600;max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章头部 ============ */
.article-head{padding:56px 0 32px;}
.article-head h1{font-size:clamp(28px,3.8vw,48px);margin:18px 0 18px;max-width:20ch;}
.meta-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:14px;}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:rgba(17,19,16,.25);}
.article-cover{margin:0 0 8px;}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-card);box-shadow:var(--shadow-1);}

/* ============ 正文布局 ============ */
.article-main{padding:56px 0 40px;}
.article-body-grid{display:block;}
.article-content{max-width:760px;margin:0 auto;font-size:17px;line-height:1.85;}
.article-content > * + *{margin-top:1.4em;}
.article-content p{margin:0;}
.article-content h2{
  position:relative;padding-left:16px;margin-top:2em;font-size:clamp(22px,2.2vw,30px);
}
.article-content h2::before{
  content:"";position:absolute;left:0;top:.22em;width:4px;height:1em;border-radius:2px;background:var(--brand);
}
.article-content h3{font-size:20px;margin-top:1.8em;}
.article-content ul,.article-content ol{padding-left:1.4em;}
.article-content li{margin:.5em 0;}
.article-content li::marker{color:var(--brand-deep);font-weight:700;}
.article-content a{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px;}
.article-content img{border-radius:var(--radius-card);margin:1.6em 0;}
.article-content blockquote{
  margin:1.8em 0;padding:18px 22px;background:#fff;border-left:3px solid var(--brand);
  border-radius:0 var(--radius-card) var(--radius-card) 0;color:#3A3E37;
}
.article-content blockquote p{margin:0;}
.article-content table{width:100%;border-collapse:collapse;font-size:15px;margin:1.8em 0;background:#fff;border-radius:var(--radius-card);overflow:hidden;}
.article-content th,.article-content td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-content th{background:rgba(140,203,47,.12);font-weight:700;}
.article-content pre{background:var(--ink);color:#EDEAE3;padding:18px 20px;border-radius:var(--radius-card);overflow:auto;font-size:14px;line-height:1.7;}
.article-content code{background:rgba(17,19,16,.06);padding:2px 6px;border-radius:6px;font-size:15px;}
.article-content pre code{background:none;padding:0;color:inherit;}
.article-content hr{border:none;border-top:1px solid var(--line);margin:2.4em 0;}

/* 目录 */
.toc-col{display:none;}
.toc-toggle{
  display:none;align-items:center;gap:8px;height:44px;padding:0 18px;margin-bottom:24px;
  border:1px solid var(--line);border-radius:999px;background:#fff;font-size:15px;font-weight:600;color:var(--ink);cursor:pointer;
}
.toc-toggle::after{content:"▾";font-size:12px;color:var(--muted);}
.toc-toggle[hidden]{display:none !important;}
.toc-toggle.open::after{content:"▴";}
.toc-inner{padding:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);}
.toc-inner .toc-title{font-size:12px;letter-spacing:.12em;color:var(--muted);margin-bottom:14px;font-weight:700;}
.toc-list{list-style:none;padding:0;margin:0;border-left:1px solid var(--line);}
.toc-list li{margin:0;}
.toc-list a{display:block;padding:8px 0 8px 14px;font-size:14px;line-height:1.5;color:var(--muted);border-left:2px solid transparent;margin-left:-1.5px;}
.toc-list a:hover{color:var(--brand-deep);border-left-color:var(--brand);}

/* 空态 */
.empty-state{
  padding:56px 32px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  text-align:center;box-shadow:var(--shadow-1);
}
.empty-state .empty-icon{width:56px;height:56px;border-radius:50%;background:rgba(140,203,47,.16);color:var(--brand-deep);
  display:grid;place-items:center;margin:0 auto 18px;font-size:24px;font-weight:800;}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:16px;margin-bottom:22px;}

/* ============ 底部导航 / 相关推荐 ============ */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:56px;}
.post-nav-item{
  display:flex;flex-direction:column;gap:8px;padding:22px 24px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.post-nav-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(140,203,47,.55);}
.post-nav-item .pn-label{font-size:12px;letter-spacing:.1em;color:var(--muted);font-weight:700;}
.post-nav-item .pn-title{font-size:18px;font-weight:800;}
.post-nav-item .pn-desc{font-size:14px;color:var(--muted);}

.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-1);overflow:hidden;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(140,203,47,.55);}
.card:hover .card-media img{transform:scale(1.03);}
.card-media{overflow:hidden;}
.card-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s var(--ease);}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-body h3{font-size:19px;line-height:1.35;}
.card-body p{font-size:15px;color:var(--muted);flex:1;}
.card-foot{display:flex;align-items:center;justify-content:space-between;font-size:14px;color:var(--muted);}
.card-foot .arrow{transition:transform .24s var(--ease);color:var(--brand-deep);font-weight:700;}
.card:hover .card-foot .arrow{transform:translateX(4px);}

/* ============ CTA ============ */
.cta-band{
  background:var(--ink);color:#fff;border-radius:0;position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 300px at 12% 18%,rgba(140,203,47,.22),transparent 70%);
}
.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-inner h2{font-size:clamp(24px,2.6vw,36px);margin-bottom:12px;}
.cta-inner p{color:rgba(255,255,255,.72);max-width:62ch;font-size:16px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:72px 0 32px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand p{margin-top:18px;font-size:15px;line-height:1.85;max-width:36ch;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:18px;letter-spacing:0;}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{font-size:15px;color:rgba(255,255,255,.72);}
.footer-links a:hover{color:var(--brand);}
.footer-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:14px;
}
.footer-bottom a{color:var(--brand);}

/* ============ 响应式 ============ */
@media (min-width:1200px){
  .toc-col.is-ready{display:block;position:sticky;top:104px;align-self:start;}
  .article-body-grid{display:grid;grid-template-columns:230px minmax(0,1fr);gap:48px;align-items:start;}
}
@media (max-width:1199.98px){
  .toc-col.is-ready.open{display:block;margin-bottom:32px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);}
  .toc-col.is-ready.open .toc-inner{padding:0;border:none;box-shadow:none;}
  .toc-toggle{display:inline-flex;}
}
@media (max-width:1199.98px){
  .wrap{padding:0 24px;}
}
@media (max-width:991.98px){
  .nav-links,.header-cta{display:none;}
  .nav-toggle{display:flex;}
  .sec{padding:72px 0;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .wrap{padding:0 16px;}
  .sec{padding:56px 0;}
  .sec-head{margin-bottom:28px;}
  .article-head{padding:36px 0 24px;}
  .article-head h1{max-width:none;}
  .article-main{padding:36px 0 24px;}
  .post-nav{grid-template-columns:1fr;margin-top:40px;}
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-inner{gap:20px;}
  .btn{height:46px;padding:0 20px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category2 */
:root{
  --ink:#111310;
  --paper:#F5F3EE;
  --brand:#8CCB2F;
  --brand-deep:#6FA61F;
  --accent:#D9622B;
  --muted:#6B6F66;
  --line:rgba(17,19,16,.10);
  --card:#FFFFFF;
  --radius:14px;
  --radius-sm:8px;
  --shadow-1:0 1px 2px rgba(17,19,16,.04);
  --shadow-2:0 12px 32px rgba(17,19,16,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--paper);
  color:var(--ink);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.menu-open{overflow:hidden}
h1,h2,h3,h4,h5,h6{margin:0;letter-spacing:-.02em;line-height:1.15;font-weight:800}
p{margin:0}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color 240ms var(--ease)}
button{font:inherit;cursor:pointer}
ul{list-style:none;margin:0;padding:0}
strong{font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--brand-deep);outline-offset:2px;border-radius:4px}

.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 40px}
.sec{padding:96px 0}
.sec-tight{padding:64px 0}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;font-weight:700;
  color:var(--brand-deep);background:rgba(140,203,47,.14);
  padding:6px 12px;border-radius:6px;margin-bottom:16px;text-transform:uppercase;
}
.eyebrow.warm{color:var(--accent);background:rgba(217,98,43,.12)}
.sec-head h2{font-size:clamp(24px,2.6vw,38px);margin-bottom:14px}
.sec-head p{color:var(--muted);font-size:16px;max-width:680px}
.sec-head.center p{margin:0 auto}
.on-dark .sec-head p{color:rgba(255,255,255,.72)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:0;white-space:nowrap;
  transition:transform 240ms var(--ease),background 240ms var(--ease),border-color 240ms var(--ease),color 240ms var(--ease),box-shadow 240ms var(--ease);
}
.btn-primary{background:var(--brand);color:var(--ink);box-shadow:var(--shadow-1)}
.btn-primary:hover{background:#9BDD3F;transform:translateY(-2px);box-shadow:0 10px 24px rgba(140,203,47,.35)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:rgba(17,19,16,.28)}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-invert{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn-invert:hover{border-color:#fff;transform:translateY(-2px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(245,243,238,.9);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:background 240ms var(--ease),border-color 240ms var(--ease);
}
.site-header.is-scrolled{background:rgba(245,243,238,.98);border-bottom-color:var(--line)}
.header-inner{display:flex;align-items:center;gap:24px;height:76px;transition:height 240ms var(--ease)}
.site-header.is-scrolled .header-inner{height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800}
.brand-mark{
  width:32px;height:32px;border-radius:9px;background:var(--ink);color:var(--brand);
  display:grid;place-items:center;font-size:15px;font-weight:800;flex:0 0 auto;
}
.brand-name{font-size:18px;white-space:nowrap}
.nav-links{
  display:flex;align-items:center;gap:2px;margin-left:auto;
  padding:5px;background:rgba(17,19,16,.05);border-radius:999px;
}
.nav-link{
  padding:8px 16px;border-radius:999px;font-size:15px;font-weight:500;color:var(--muted);
  transition:background 240ms var(--ease),color 240ms var(--ease);
}
.nav-link:hover{color:var(--ink);background:rgba(255,255,255,.75)}
.nav-link.active{background:var(--card);color:var(--ink);font-weight:600;box-shadow:var(--shadow-1)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:8px}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
  background:var(--card);padding:0;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;margin:3px auto;transition:transform 240ms var(--ease),opacity 240ms var(--ease)}
body.menu-open .nav-toggle span:nth-child(1){transform:translateY(5px) rotate(45deg)}
body.menu-open .nav-toggle span:nth-child(2){opacity:0}
body.menu-open .nav-toggle span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

/* ---------- 移动抽屉 ---------- */
.mobile-drawer{
  position:fixed;inset:0;z-index:200;background:rgba(17,19,16,.55);
  opacity:0;visibility:hidden;transition:opacity 240ms var(--ease),visibility 240ms var(--ease);
}
body.menu-open .mobile-drawer{opacity:1;visibility:visible}
.drawer-panel{
  position:absolute;right:0;top:0;height:100%;width:min(360px,88vw);
  background:var(--paper);padding:28px 24px;display:flex;flex-direction:column;gap:20px;
  transform:translateX(100%);transition:transform 280ms var(--ease);overflow-y:auto;
}
body.menu-open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--card);font-size:20px;line-height:1;color:var(--ink);
}
.drawer-nav{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.drawer-nav a{
  padding:16px 4px;font-size:19px;font-weight:600;border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
}
.drawer-nav a.active{color:var(--brand-deep)}
.drawer-nav a::after{content:"›";color:var(--muted);font-size:20px}
.drawer-cta{margin-top:8px}
.drawer-note{font-size:14px;color:var(--muted);margin-top:auto}

/* ---------- 分类 Banner ---------- */
.page-banner{
  position:relative;color:#fff;overflow:hidden;
  background-image:linear-gradient(100deg,rgba(17,19,16,.94) 0%,rgba(17,19,16,.78) 52%,rgba(17,19,16,.55) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.page-banner::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;opacity:.5;pointer-events:none;
}
.banner-inner{position:relative;z-index:2;padding:56px 0 52px;min-height:320px;display:flex;flex-direction:column;justify-content:center;gap:18px}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.62)}
.breadcrumb-line a:hover{color:var(--brand)}
.breadcrumb-line span.sep{opacity:.5}
.page-banner h1{font-size:clamp(28px,3.6vw,46px);max-width:900px}
.page-banner .sub{max-width:640px;color:rgba(255,255,255,.78);font-size:17px}
.banner-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:6px}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:2px}
.tag{
  font-size:12px;letter-spacing:.08em;font-weight:700;padding:6px 12px;border-radius:6px;
  background:rgba(140,203,47,.18);color:#C8F086;
}
.tag.warm{background:rgba(217,98,43,.2);color:#F3AE86}

/* ---------- 指标条 ---------- */
.metric-bar{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-1);margin-top:-40px;position:relative;z-index:5;
}
.metric{padding:26px 24px;border-right:1px solid var(--line)}
.metric:last-child{border-right:none}
.metric strong{display:block;font-size:clamp(24px,2.4vw,34px);font-weight:800;color:var(--ink);letter-spacing:-.03em}
.metric span{display:block;font-size:12px;letter-spacing:.08em;color:var(--muted);margin-top:6px;text-transform:uppercase}

/* ---------- 今日开服名单 ---------- */
.schedule{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.schedule-head{
  display:grid;grid-template-columns:110px 1fr 120px 110px;gap:20px;
  padding:16px 24px;background:rgba(17,19,16,.03);
  font-size:12px;letter-spacing:.08em;color:var(--muted);font-weight:700;
}
.schedule-row{
  display:grid;grid-template-columns:110px 1fr 120px 110px;gap:20px;align-items:center;
  padding:18px 24px;border-top:1px solid var(--line);
  transition:background 240ms var(--ease),transform 240ms var(--ease);
}
.schedule-row:hover{background:rgba(140,203,47,.06)}
.schedule-time{font-size:20px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.schedule-name{font-weight:600}
.schedule-name small{display:block;color:var(--muted);font-size:13px;font-weight:400;margin-top:2px}
.chip{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.04em;
  padding:4px 10px;border-radius:6px;background:rgba(140,203,47,.16);color:var(--brand-deep);
}
.chip.warm{background:rgba(217,98,43,.12);color:var(--accent)}
.chip.plain{background:rgba(17,19,16,.06);color:var(--muted)}
.status{font-size:13px;font-weight:700;display:inline-flex;align-items:center;gap:6px}
.status::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.status.live{color:var(--accent)}
.status.open{color:var(--brand-deep)}
.status.wait{color:var(--muted)}

/* ---------- 纵向时间轴 ---------- */
.timeline{position:relative;padding-left:4px;max-width:900px}
.timeline::before{
  content:"";position:absolute;left:23px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--brand) 0%,rgba(17,19,16,.10) 100%);
}
.tl-item{position:relative;padding:0 0 38px 76px}
.tl-item:last-child{padding-bottom:0}
.tl-num{
  position:absolute;left:0;top:0;width:48px;height:48px;border-radius:50%;
  background:var(--card);border:1px solid var(--line);display:grid;place-items:center;
  font-weight:800;font-size:15px;color:var(--brand-deep);box-shadow:var(--shadow-1);
  font-variant-numeric:tabular-nums;
}
.tl-item h3{font-size:20px;margin-bottom:8px}
.tl-item p{color:var(--muted);font-size:16px;max-width:640px}
.tl-meta{display:inline-block;margin-top:10px;font-size:13px;color:var(--brand-deep);font-weight:600}

/* ---------- 卡片 ---------- */
.card-x{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-1);height:100%;overflow:hidden;
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
  display:flex;flex-direction:column;
}
.card-x:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(140,203,47,.45)}
.card-media{aspect-ratio:16/9;background:#EDEAE3;overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--ease)}
.card-x:hover .card-media img{transform:scale(1.03)}
.card-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-body h3{font-size:19px}
.card-body p{color:var(--muted);font-size:15px}
.card-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand-deep);font-size:15px;margin-top:auto}
.card-link::after{content:"→";transition:transform 240ms var(--ease)}
.card-x:hover .card-link::after{transform:translateX(4px)}

/* ---------- 服务器类型 ---------- */
.type-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.type-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-1);
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.type-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(140,203,47,.45)}
.type-item h3{font-size:18px;margin:14px 0 10px}
.type-item p{color:var(--muted);font-size:15px}
.type-icon{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:rgba(140,203,47,.16);color:var(--brand-deep);font-weight:800;font-size:15px;
}
.type-icon.warm{background:rgba(217,98,43,.12);color:var(--accent)}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;font-size:16px;font-weight:600;cursor:pointer;
  transition:color 240ms var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-deep)}
.faq-item[open] summary{color:var(--brand-deep)}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;font-size:14px;color:var(--muted);
  transition:transform 240ms var(--ease),border-color 240ms var(--ease),color 240ms var(--ease);
}
.faq-item[open] .faq-icon{transform:rotate(45deg);border-color:var(--brand);color:var(--brand-deep)}
.faq-answer{padding:0 44px 24px 4px;color:var(--muted);font-size:15px;line-height:1.8}

/* ---------- CTA ---------- */
.cta-block{
  position:relative;background:var(--ink);color:#fff;overflow:hidden;
  border-radius:22px;padding:64px 56px;
}
.cta-block::before{
  content:"";position:absolute;width:520px;height:520px;right:-140px;top:-200px;border-radius:50%;
  background:radial-gradient(circle,rgba(140,203,47,.22) 0%,rgba(140,203,47,0) 68%);
}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.cta-inner h2{font-size:clamp(24px,2.6vw,36px);max-width:620px}
.cta-inner p{color:rgba(255,255,255,.72);margin-top:12px;font-size:16px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:76px 0 28px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-mark{background:var(--brand);color:var(--ink)}
.footer-brand p{margin-top:18px;font-size:15px;max-width:320px;line-height:1.8}
.site-footer h4{font-size:15px;color:#fff;margin-bottom:18px;letter-spacing:0}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:15px;color:rgba(255,255,255,.72)}
.footer-links a:hover{color:var(--brand)}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.75)}
.footer-bottom a:hover{color:var(--brand)}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(8px);transition:opacity 500ms var(--ease),transform 500ms var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .wrap{padding:0 32px}
  .type-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:992px){
  .wrap{padding:0 24px}
  .nav-links{display:none}
  .nav-toggle{display:grid}
  .header-actions .btn{display:none}
  .sec{padding:72px 0}
  .metric-bar{grid-template-columns:repeat(2,1fr);margin-top:-32px}
  .metric{border-bottom:1px solid var(--line)}
  .metric:nth-child(2n){border-right:none}
  .metric:nth-last-child(-n+2){border-bottom:none}
  .schedule-head{display:none}
  .schedule-row{grid-template-columns:80px 1fr;grid-template-areas:"time name" "time meta";gap:12px 16px;padding:18px 20px}
  .schedule-time{grid-area:time;font-size:18px}
  .schedule-name{grid-area:name}
  .schedule-meta{grid-area:meta;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
  .type-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-block{padding:44px 32px}
}
@media (max-width:768px){
  body{font-size:16px}
  .sec{padding:56px 0}
  .sec-head{margin-bottom:32px}
  .page-banner h1{font-size:clamp(26px,7vw,34px)}
  .banner-inner{padding:44px 0;min-height:280px}
  .metric strong{font-size:26px}
  .metric{padding:20px 18px}
  .tl-item{padding-left:64px}
  .timeline::before{left:19px}
  .tl-num{width:40px;height:40px;font-size:14px}
  .type-grid{grid-template-columns:1fr}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr}
  .faq-answer{padding-right:12px}
}
@media (max-width:576px){
  .wrap{padding:0 16px}
  .metric-bar{grid-template-columns:1fr}
  .metric{border-right:none;border-bottom:1px solid var(--line)}
  .metric:last-child{border-bottom:none}
  .btn{width:100%;padding:0 20px}
  .banner-actions{width:100%}
  .cta-actions{width:100%}
  .cta-block{padding:36px 22px;border-radius:16px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category3 */
:root{
  --ink:#111310;
  --paper:#F5F3EE;
  --brand:#8CCB2F;
  --brand-deep:#6FA61F;
  --accent:#D9622B;
  --muted:#6B6F66;
  --line:rgba(17,19,16,.10);
  --card:#FFFFFF;
  --soft:#EDEAE3;
  --radius:14px;
  --radius-sm:8px;
  --shadow-1:0 1px 2px rgba(17,19,16,.04);
  --shadow-2:0 12px 32px rgba(17,19,16,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.75;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border-radius:var(--radius)}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--brand-deep)}
h1,h2,h3,h4{margin:0;letter-spacing:-.02em;line-height:1.15;font-weight:700}
h1{font-size:clamp(30px,4.4vw,54px);font-weight:800;line-height:1.12}
h2{font-size:clamp(24px,2.6vw,38px)}
h3{font-size:20px;line-height:1.4}
p{margin:0}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input,select,textarea{font:inherit}
:focus-visible{outline:2px solid var(--brand-deep);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}
.num{font-variant-numeric:tabular-nums}

.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 40px}
.sec{padding:96px 0}
.sec-tight{padding:64px 0}
.sec-head{max-width:760px;margin-bottom:44px}
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.14em;
  font-weight:600;
  color:var(--brand-deep);
  background:rgba(140,203,47,.16);
  border-radius:6px;
  padding:4px 10px;
  margin-bottom:16px;
}
.sec-head p{margin-top:14px;color:var(--muted);font-size:17px;line-height:1.8}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:999px;
  font-size:16px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;white-space:nowrap;
  transition:transform .24s var(--ease),background-color .24s var(--ease),color .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.btn-primary{background:var(--brand);color:var(--ink)}
.btn-primary:hover{background:#9BD83C;color:var(--ink);transform:translateY(-2px);box-shadow:0 10px 24px rgba(140,203,47,.34)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-light-ghost{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn-light-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px)}
.btn-sm{height:42px;padding:0 20px;font-size:14.5px}

/* ---------- badges ---------- */
.badge-pill{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;
  padding:4px 10px;border-radius:6px;line-height:1.5;
}
.badge-brand{background:rgba(140,203,47,.18);color:var(--brand-deep)}
.badge-accent{background:rgba(217,98,43,.12);color:var(--accent)}

.arrow-link{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--ink)}
.arrow-link span{transition:transform .24s var(--ease)}
.arrow-link:hover{color:var(--brand-deep)}
.arrow-link:hover span{transform:translateX(4px)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(245,243,238,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:background-color .3s var(--ease),border-color .3s var(--ease);
}
.site-header.is-scrolled{background:rgba(245,243,238,.97);border-bottom-color:var(--line)}
.header-inner{display:flex;align-items:center;gap:24px;height:76px;transition:height .3s var(--ease)}
.site-header.is-scrolled .header-inner{height:62px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.02em}
.brand-mark{
  width:34px;height:34px;flex:0 0 auto;border-radius:10px;
  background:var(--brand);color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:800;line-height:1;
}
.brand-name{font-size:19px;color:var(--ink)}
.nav-links{
  display:flex;align-items:center;gap:4px;
  background:var(--card);border:1px solid var(--line);border-radius:999px;
  padding:5px;margin:0 auto;
}
.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 16px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--muted);
  transition:background-color .22s var(--ease),color .22s var(--ease);
}
.nav-link:hover{background:rgba(140,203,47,.14);color:var(--ink)}
.nav-link.active{background:var(--brand);color:var(--ink);font-weight:700}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.burger{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:var(--card);
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .25s var(--ease),opacity .25s var(--ease)}

/* ---------- drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:90;background:var(--ink);color:#fff;
  padding:26px 24px 40px;display:flex;flex-direction:column;
  transform:translateY(-100%);visibility:hidden;overflow-y:auto;
  transition:transform .38s var(--ease),visibility .38s var(--ease);
}
.drawer.open{transform:translateY(0);visibility:visible}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.drawer .brand-name{color:#fff}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:20px;line-height:1;display:flex;align-items:center;justify-content:center;
}
.drawer-close:hover{background:rgba(255,255,255,.12)}
.drawer-nav{display:flex;flex-direction:column;margin-bottom:28px}
.drawer-nav a{
  font-size:24px;font-weight:700;letter-spacing:-.02em;color:rgba(255,255,255,.86);
  padding:16px 2px;border-bottom:1px solid rgba(255,255,255,.12);
}
.drawer-nav a:hover{color:var(--brand)}
.drawer-nav a.active{color:var(--brand)}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:14px}
.drawer-mail{font-size:14px;color:rgba(255,255,255,.6)}

/* ---------- banner ---------- */
.page-banner{
  position:relative;color:#fff;min-height:320px;
  display:flex;align-items:flex-end;
  padding:64px 0 44px;
  background-image:linear-gradient(105deg,rgba(17,19,16,.90) 0%,rgba(17,19,16,.66) 58%,rgba(17,19,16,.52) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.66);margin-bottom:18px}
.crumb a{color:rgba(255,255,255,.66)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{opacity:.5}
.banner-sub{margin-top:16px;max-width:620px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.82)}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.banner-tags span{
  font-size:12.5px;letter-spacing:.06em;padding:6px 12px;border-radius:999px;
  border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.07);color:rgba(255,255,255,.88);
}

/* ---------- stat strip ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--card);
  border-bottom:1px solid var(--line);
}
.stat{padding:34px 32px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat .val{font-size:clamp(26px,3vw,40px);font-weight:800;letter-spacing:-.03em;line-height:1.1}
.stat .val em{font-style:normal;font-size:15px;font-weight:600;color:var(--muted);margin-left:6px;letter-spacing:0}
.stat .lab{margin-top:8px;font-size:12px;letter-spacing:.08em;color:var(--muted)}

/* ---------- compare table ---------- */
.compare-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-1);overflow-x:auto;
}
table.compare{width:100%;min-width:800px;border-collapse:collapse;font-size:15px}
table.compare thead th{
  background:var(--soft);color:var(--muted);
  font-size:12.5px;font-weight:600;letter-spacing:.08em;
  padding:16px 20px;text-align:left;white-space:nowrap;
  border-bottom:1px solid var(--line);
}
table.compare tbody td{
  padding:20px;border-bottom:1px solid var(--line);
  vertical-align:top;color:var(--muted);line-height:1.7;
}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr{transition:background-color .2s var(--ease)}
table.compare tbody tr:hover{background:rgba(140,203,47,.07)}
table.compare tbody td:first-child{color:var(--ink);font-weight:700;white-space:nowrap}
.td-note{display:block;margin-top:6px;font-size:13px;color:var(--muted)}

/* ---------- gift cards ---------- */
.gift-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.gift-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.gift-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(140,203,47,.35)}
.gift-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--soft);border-radius:0}
.gift-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s var(--ease)}
.gift-card:hover .gift-thumb img{transform:scale(1.03)}
.gift-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.gift-body h3{font-size:18px}
.gift-body h3 a:hover{color:var(--brand-deep)}
.gift-body p{font-size:15px;color:var(--muted);line-height:1.75}
.gift-foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}
.gift-meta{font-size:13px;color:var(--muted)}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 24px 26px;box-shadow:var(--shadow-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(140,203,47,.35)}
.step .idx{
  font-size:34px;font-weight:800;letter-spacing:-.04em;line-height:1;
  color:var(--brand-deep);font-variant-numeric:tabular-nums;
}
.step h3{margin-top:16px;font-size:18px}
.step p{margin-top:10px;font-size:15px;color:var(--muted);line-height:1.75}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;box-shadow:var(--shadow-1)}
.split-body h2{margin-bottom:18px}
.split-list{list-style:none;margin:22px 0 0;padding:0;display:flex;flex-direction:column;gap:16px}
.split-list li{display:flex;gap:14px;align-items:flex-start}
.split-list .dot{
  flex:0 0 auto;width:22px;height:22px;margin-top:5px;border-radius:7px;
  background:rgba(140,203,47,.20);color:var(--brand-deep);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;
}
.split-list strong{display:block;font-size:16px;margin-bottom:2px}
.split-list span{font-size:15px;color:var(--muted);line-height:1.75}

/* ---------- faq ---------- */
.faq{border-top:1px solid var(--line);margin-top:8px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:24px 4px;text-align:left;font-size:16.5px;font-weight:600;
  color:var(--ink);transition:color .22s var(--ease);
}
.faq-q:hover{color:var(--brand-deep)}
.faq-item.open .faq-q{color:var(--brand-deep)}
.faq-q .chev{flex:0 0 auto;width:20px;height:20px;transition:transform .3s var(--ease)}
.faq-item.open .chev{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .36s var(--ease)}
.faq-a p{padding:0 4px 24px;font-size:15px;line-height:1.85;color:var(--muted);max-width:820px}

/* ---------- cta ---------- */
.cta-band{
  position:relative;background:var(--ink);color:#fff;overflow:hidden;
  padding:80px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 320px at 82% 12%,rgba(140,203,47,.16),transparent 70%);
  pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:72px 72px;pointer-events:none;opacity:.6;
}
.cta-inner{position:relative;z-index:1;max-width:720px}
.cta-inner h2{color:#fff}
.cta-inner p{margin-top:16px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.78)}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:20px;margin-top:32px}
.cta-mail{font-size:15px;color:rgba(255,255,255,.72)}
.cta-mail a{color:var(--brand);text-decoration:underline;text-underline-offset:4px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#fff;padding:72px 0 28px;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand{margin-bottom:18px}
.site-footer .brand-name{color:#fff}
.footer-brand p{font-size:15px;line-height:1.8;color:rgba(255,255,255,.62);max-width:320px}
.site-footer h4{font-size:13px;letter-spacing:.1em;color:rgba(255,255,255,.5);font-weight:600;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:2px}
.footer-links a{display:inline-block;padding:6px 0;font-size:15px;color:rgba(255,255,255,.74)}
.footer-links a:hover{color:var(--brand)}
.footer-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.7)}
.footer-bottom a:hover{color:var(--brand)}

/* ---------- reveal ---------- */
.reveal{opacity:0}
.reveal.in{animation:riseIn .55s var(--ease) forwards}
.revealed{opacity:1}
@keyframes riseIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .wrap{padding:0 32px}
  .gift-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:992px){
  .wrap{padding:0 24px}
  .nav-links{display:none}
  .header-actions .btn{display:none}
  .burger{display:flex}
  .brand-name{font-size:18px}
  .split{grid-template-columns:1fr;gap:32px}
  .split-media{order:-1}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line)}
  .sec{padding:72px 0}
}
@media (max-width:768px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .sec{padding:56px 0}
  .page-banner{min-height:280px;padding:48px 0 36px}
  .banner-sub{font-size:16px}
  .gift-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .sec-head{margin-bottom:32px}
  .cta-band{padding:60px 0}
}
@media (max-width:576px){
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .stat-strip{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding:26px 20px}
  .stat:last-child{border-bottom:0}
  .brand-name{font-size:17px}
  .btn{width:100%}
  .cta-actions .btn{width:auto}
  .header-actions{gap:8px}
}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1;animation:none}
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category4 */
:root{
  --ink:#111310;
  --paper:#F5F3EE;
  --brand:#8CCB2F;
  --brand-deep:#6FA61F;
  --accent:#D9622B;
  --muted:#6B6F66;
  --line:rgba(17,19,16,.10);
  --card:#FFFFFF;
  --skeleton:#EDEAE3;
  --radius:14px;
  --radius-sm:8px;
  --shadow-1:0 1px 2px rgba(17,19,16,.04);
  --shadow-2:0 12px 32px rgba(17,19,16,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sp-sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block;background:var(--skeleton)}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.15}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:rgba(140,203,47,.35);color:var(--ink)}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;
}

/* 容器 */
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 40px}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(245,243,238,.96);
  border-bottom:1px solid transparent;
  transition:border-color .28s var(--ease),background .28s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--line);background:#F5F3EE}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;transition:height .28s var(--ease)}
.site-header.is-scrolled .nav-wrap{height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.02em}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--brand);color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;font-size:17px;font-weight:800;
  font-variant-numeric:tabular-nums;box-shadow:0 2px 6px rgba(140,203,47,.35);
}
.brand-name{font-size:18px;color:var(--ink)}
.nav-links{
  display:flex;align-items:center;gap:4px;padding:5px;
  background:var(--card);border:1px solid var(--line);border-radius:999px;
}
.nav-link{
  padding:9px 16px;border-radius:999px;font-size:15px;font-weight:500;color:var(--muted);
  transition:background .22s var(--ease),color .22s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--ink);background:rgba(17,19,16,.05)}
.nav-link.active{background:var(--ink);color:#F5F3EE}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:999px;
  background:var(--card);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .26s var(--ease)}
.nav-toggle:hover{border-color:rgba(140,203,47,.5)}
.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)}

/* 移动抽屉 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(360px,86vw);z-index:1200;
  background:var(--ink);color:#F5F3EE;padding:28px 24px 36px;
  display:flex;flex-direction:column;gap:6px;overflow-y:auto;
  transform:translateX(100%);transition:transform .32s var(--ease);
}
.drawer.open{transform:none}
.drawer .brand-name{color:#F5F3EE}
.drawer-title{font-size:12px;letter-spacing:.08em;color:rgba(245,243,238,.5);margin:26px 0 10px;font-weight:700}
.drawer a.d-link{
  display:block;padding:14px 0;font-size:18px;font-weight:600;color:rgba(245,243,238,.86);
  border-bottom:1px solid rgba(245,243,238,.12);
}
.drawer a.d-link:hover,.drawer a.d-link.active{color:var(--brand)}
.drawer .btn{margin-top:26px;width:100%}
.drawer-mail{margin-top:18px;font-size:14px;color:rgba(245,243,238,.6)}
.drawer-mask{
  position:fixed;inset:0;z-index:1100;background:rgba(17,19,16,.55);
  opacity:0;pointer-events:none;transition:opacity .3s var(--ease);
}
.drawer-mask.open{opacity:1;pointer-events:auto}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border:none;border-radius:999px;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.btn-primary{background:var(--brand);color:var(--ink);box-shadow:0 2px 10px rgba(140,203,47,.28)}
.btn-primary:hover{background:#9CDD3E;transform:translateY(-2px);box-shadow:0 10px 24px rgba(140,203,47,.34)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid rgba(17,19,16,.28)}
.btn-ghost:hover{border-color:var(--ink);background:rgba(17,19,16,.04);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-light{background:transparent;color:#F5F3EE;border:1px solid rgba(245,243,238,.45)}
.btn-light:hover{border-color:#F5F3EE;background:rgba(245,243,238,.10);transform:translateY(-2px)}
.btn-light:active{transform:translateY(1px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}

/* 页面横幅 */
.page-banner{
  position:relative;color:#F5F3EE;overflow:hidden;
  padding:72px 0 64px;
  background-image:linear-gradient(180deg,rgba(17,19,16,.88),rgba(17,19,16,.70)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.page-banner::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(245,243,238,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(245,243,238,.05) 1px,transparent 1px);
  background-size:64px 64px;
}
.page-banner .wrap{position:relative;z-index:2}
.crumbs{display:flex;align-items:center;gap:10px;font-size:13px;color:rgba(245,243,238,.66);margin-bottom:20px}
.crumbs a:hover{color:#fff}
.crumbs .sep{opacity:.5}
.banner-chip{
  display:inline-flex;align-items:center;font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--ink);background:var(--brand);border-radius:6px;padding:5px 10px;
}
.page-banner h1{
  margin-top:20px;font-size:clamp(30px,4.2vw,52px);font-weight:800;line-height:1.12;color:#fff;
}
.banner-sub{
  margin-top:18px;max-width:660px;font-size:17px;line-height:1.75;color:rgba(245,243,238,.82);
}
.banner-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}

/* 板块 */
.sec{padding:var(--sp-sec) 0}
.sec-white{background:#FFFFFF}
.sec-head{max-width:760px;margin-bottom:52px}
.eyebrow{
  display:inline-flex;align-items:center;font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-deep);background:rgba(140,203,47,.16);border-radius:6px;padding:5px 10px;
}
.sec-title{margin-top:18px;font-size:clamp(24px,2.6vw,38px)}
.sec-sub{margin-top:16px;color:var(--muted);font-size:16px;line-height:1.8}

/* 风险自检清单 */
.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0 56px}
.check-item{
  display:grid;grid-template-columns:64px 1fr;gap:18px;
  padding:28px 0;border-top:1px solid var(--line);
}
.check-num{
  font-size:26px;font-weight:800;line-height:1.2;color:var(--brand-deep);
  font-variant-numeric:tabular-nums;
}
.check-item h3{font-size:18px;font-weight:700}
.check-item p{margin-top:10px;font-size:15px;line-height:1.75;color:var(--muted)}

/* 处理流程 */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.flow-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 24px;box-shadow:var(--shadow-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.flow-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(140,203,47,.4)}
.flow-step{
  font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--accent);
  font-variant-numeric:tabular-nums;
}
.flow-card h3{margin-top:16px;font-size:19px}
.flow-card p{margin-top:12px;font-size:15px;line-height:1.75;color:var(--muted)}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 56px;align-items:start}
.faq-col{display:flex;flex-direction:column}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:flex-start;justify-content:space-between;
  gap:18px;padding:22px 0;font-size:16px;font-weight:600;line-height:1.6;
  transition:color .22s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-deep)}
.faq-item[open] summary{color:var(--brand-deep)}
.faq-icon{position:relative;flex:0 0 auto;width:22px;height:22px;margin-top:4px;color:currentColor}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:currentColor;
  transform:translate(-50%,-50%);transition:transform .28s var(--ease),opacity .28s var(--ease);
  border-radius:2px;
}
.faq-icon::before{width:12px;height:2px}
.faq-icon::after{width:2px;height:12px}
.faq-item[open] .faq-icon::after{opacity:0;transform:translate(-50%,-50%) rotate(90deg)}
.faq-answer{padding:0 34px 24px 0;font-size:15px;line-height:1.85;color:var(--muted)}

/* 安全建议卡片 */
.tip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tip-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.tip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(140,203,47,.4)}
.tip-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .24s var(--ease)}
.tip-card:hover img{transform:scale(1.03)}
.tip-body{padding:26px 24px 28px}
.badge-tag{
  display:inline-flex;font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--accent);background:rgba(217,98,43,.12);border-radius:6px;padding:4px 9px;
}
.tip-body h3{margin-top:16px;font-size:19px}
.tip-body p{margin-top:12px;font-size:15px;line-height:1.75;color:var(--muted)}

/* 底部 CTA */
.cta-inner{
  position:relative;overflow:hidden;background:var(--ink);color:#F5F3EE;
  border-radius:24px;padding:64px 56px;
  display:grid;grid-template-columns:1.35fr .85fr;gap:44px;align-items:center;
}
.cta-inner::after{
  content:"";position:absolute;right:-8%;bottom:-60%;width:420px;height:420px;pointer-events:none;
  background:radial-gradient(circle at center,rgba(140,203,47,.16),transparent 68%);
}
.cta-inner > *{position:relative;z-index:2}
.cta-title{font-size:clamp(24px,2.4vw,34px);color:#F5F3EE}
.cta-sub{margin-top:16px;font-size:16px;line-height:1.8;color:rgba(245,243,238,.74);max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.cta-note{font-size:13px;color:rgba(245,243,238,.52);margin-top:22px}
.cta-side{border-left:1px solid rgba(245,243,238,.14);padding-left:44px}
.cta-side h3{font-size:16px;color:#F5F3EE}
.cta-side ul{margin-top:18px;display:flex;flex-direction:column;gap:14px}
.cta-side li{font-size:14px;line-height:1.7;color:rgba(245,243,238,.7);padding-left:18px;position:relative}
.cta-side li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--brand);
}
.cta-side a{color:var(--brand)}
.cta-side a:hover{text-decoration:underline}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(245,243,238,.78);padding:72px 0 28px;margin-top:0}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:48px;border-bottom:1px solid rgba(245,243,238,.14);
}
.footer-brand .brand-name{color:#F5F3EE}
.footer-brand p{margin-top:20px;max-width:330px;font-size:15px;line-height:1.85;color:rgba(245,243,238,.64)}
.site-footer h4{font-size:15px;font-weight:700;color:#F5F3EE;margin-bottom:20px}
.footer-links{display:flex;flex-direction:column;gap:13px}
.footer-links a{font-size:14px;color:rgba(245,243,238,.68);transition:color .2s var(--ease)}
.footer-links a:hover{color:var(--brand)}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;
  padding-top:26px;font-size:13px;color:rgba(245,243,238,.52);
}
.footer-bottom a{color:rgba(245,243,238,.75)}
.footer-bottom a:hover{color:var(--brand)}

/* 滚动入场 */
.js .reveal{opacity:0;transform:translateY(8px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
.js .reveal.d1{transition-delay:.06s}
.js .reveal.d2{transition-delay:.12s}
.js .reveal.d3{transition-delay:.18s}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  .js .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* 响应式 */
@media (max-width:1200px){
  .wrap{padding:0 24px}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .cta-side{padding-left:32px}
}
@media (max-width:992px){
  :root{--sp-sec:56px}
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .check-list{grid-template-columns:1fr;gap:0}
  .faq-grid{grid-template-columns:1fr;gap:0}
  .tip-grid{grid-template-columns:repeat(2,1fr)}
  .cta-inner{grid-template-columns:1fr;padding:48px 32px;gap:32px}
  .cta-side{border-left:none;border-top:1px solid rgba(245,243,238,.14);padding-left:0;padding-top:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:768px){
  body{font-size:16px}
  .flow-grid{grid-template-columns:1fr}
  .tip-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .page-banner{padding:48px 0 44px}
  .sec-head{margin-bottom:36px}
  .faq-answer{padding-right:0}
  .cta-inner{padding:40px 24px;border-radius:18px}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  .nav-actions .btn{display:none}
  .brand-name{font-size:16px}
  .check-item{grid-template-columns:46px 1fr;gap:14px;padding:22px 0}
  .check-num{font-size:22px}
  .banner-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
}