/* roulang page: index */
:root{
  --c-ink:#0C1618;
  --c-ink-2:#3A4A4F;
  --c-muted:#6E8189;
  --c-line:#E1EAED;
  --c-bg:#F5F8F9;
  --c-surface:#FFFFFF;
  --c-primary:#0E9BA6;
  --c-primary-deep:#0A6E77;
  --c-accent:#FF6A3D;
  --c-accent-soft:#FFEDE6;
  --c-ice:#CFE9EE;
  --c-ink-block:#0C1618;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(12,22,24,.04);
  --sh-2:0 6px 20px rgba(12,22,24,.06);
  --sh-3:0 16px 40px rgba(12,22,24,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sp-1:8px; --sp-2:16px; --sp-3:24px; --sp-4:32px; --sp-5:48px; --sp-6:64px; --sp-7:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.75;color:var(--c-ink-2);background:var(--c-bg);
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(to right,rgba(12,22,24,.055) 1px,transparent 1px),
                   linear-gradient(to bottom,rgba(12,22,24,.055) 1px,transparent 1px);
  background-size:64px 64px;
}
h1,h2,h3,h4{color:var(--c-ink);margin:0;line-height:1.15;font-weight:800;letter-spacing:0}
p{margin:0}
a{color:var(--c-primary-deep);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--c-accent)}
img{max-width:100%;display:block;border-radius:var(--r-img)}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
.num,.en{font-family:"Barlow Condensed","DIN Alternate","DIN Condensed",Impact,sans-serif;font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;box-shadow:0 0 0 4px rgba(14,155,166,.22);border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
.section{padding:var(--sp-7) 0;position:relative;z-index:1}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.section-head h2{font-size:38px;font-weight:900}
.section-head .sub{margin-top:10px;color:var(--c-muted);font-size:15px;max-width:640px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-primary-deep);letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--c-primary);display:block;border-radius:2px}

/* 公告条 */
.announce{background:var(--c-ink-block);color:var(--c-ice);font-size:13px;position:relative;z-index:30}
.announce-inner{max-width:1240px;margin:0 auto;padding:8px 24px;display:flex;align-items:center;gap:12px;min-height:36px}
.announce .dot{width:7px;height:7px;border-radius:50%;background:var(--c-primary);flex:none;box-shadow:0 0 0 3px rgba(14,155,166,.25)}
.announce p{margin:0;flex:1;color:#BFDDE1}
.announce strong{color:#fff;font-weight:600}
.announce-close{width:22px;height:22px;border-radius:50%;color:#8FB4BA;display:grid;place-items:center;font-size:16px;line-height:1;transition:background .18s var(--ease),color .18s var(--ease)}
.announce-close:hover{background:rgba(255,255,255,.1);color:#fff}
.announce.is-hidden{display:none}

/* 导航 */
.site-header{position:sticky;top:0;z-index:40;background:transparent;transition:background .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);border-bottom:1px solid transparent}
.site-header.is-stuck{background:var(--c-surface);border-bottom-color:var(--c-line);box-shadow:var(--sh-1)}
.nav-inner{max-width:1240px;margin:0 auto;padding:0 24px;height:72px;display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:900;color:var(--c-ink);flex:none}
.logo:hover{color:var(--c-ink)}
.logo-mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(140deg,var(--c-primary),var(--c-primary-deep));display:grid;place-items:center;color:#fff;font-size:15px;font-weight:900;flex:none}
.logo-mark span{font-family:"Barlow Condensed",sans-serif}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1}
.nav-link{padding:9px 14px;border-radius:var(--r-btn);font-size:15px;color:var(--c-ink-2);font-weight:500;white-space:nowrap;transition:background .18s var(--ease),color .18s var(--ease)}
.nav-link:hover{background:var(--c-bg);color:var(--c-ink)}
.nav-link.is-active{color:var(--c-primary-deep);font-weight:700;background:rgba(14,155,166,.08)}
.nav-right{display:flex;align-items:center;gap:12px;flex:none}
.nav-badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--c-primary-deep);background:var(--c-ice);border-radius:var(--r-pill);padding:5px 12px;white-space:nowrap}
.nav-toggle{display:none;width:42px;height:42px;border-radius:var(--r-btn);border:1px solid var(--c-line);background:var(--c-surface);align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-toggle i{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;transition:transform .22s var(--ease),opacity .22s var(--ease)}
.nav-toggle.is-open i:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open i:nth-child(2){opacity:0}
.nav-toggle.is-open i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:var(--r-btn);font-size:15px;font-weight:700;line-height:1;border:1px solid transparent;transition:transform .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);white-space:nowrap}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:#F25626;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);background:#E14E20}
.btn-ghost{background:transparent;color:var(--c-primary-deep);border-color:var(--c-ice)}
.btn-ghost:hover{background:var(--c-surface);color:var(--c-primary-deep);border-color:var(--c-primary);transform:translateY(-1px);box-shadow:var(--sh-1)}
.btn-dark{background:var(--c-primary-deep);color:#fff}
.btn-dark:hover{background:#08585F;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-block{width:100%}

/* Hero */
.hero{padding:56px 0 72px;position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;min-height:620px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-pill);padding:6px 14px;font-size:13px;font-weight:600;color:var(--c-primary-deep);box-shadow:var(--sh-1)}
.hero-badge .pulse{width:8px;height:8px;border-radius:50%;background:var(--c-accent);animation:pulse 1.8s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,106,61,.5)}70%{box-shadow:0 0 0 9px rgba(255,106,61,0)}100%{box-shadow:0 0 0 0 rgba(255,106,61,0)}}
.hero h1{font-size:60px;font-weight:900;margin:22px 0 18px;letter-spacing:-.5px}
.hero h1 em{font-style:normal;color:var(--c-primary-deep)}
.hero-sub{font-size:18px;color:var(--c-ink-2);max-width:560px;line-height:1.7}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:32px 0 26px}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--c-ink-2);background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-pill);padding:6px 13px}
.tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary)}
.hero-media{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--sh-3);background:var(--c-ice)}
.hero-media img{width:100%;height:480px;object-fit:cover;border-radius:18px}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,22,24,0) 45%,rgba(12,22,24,.55) 100%);border-radius:18px}
.hero-corner{position:absolute;left:20px;bottom:20px;right:20px;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:12px;color:#fff}
.hero-corner .k{font-size:13px;color:#CFE9EE}
.hero-corner .v{font-size:26px;font-weight:900;color:#fff}
.hero-corner .chip{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);backdrop-filter:blur(6px);border-radius:var(--r-pill);padding:6px 14px;font-size:13px;font-weight:600;color:#fff}
.hero-data-badge{position:absolute;top:20px;right:20px;z-index:2;background:var(--c-surface);border-radius:var(--r-card);padding:10px 16px;text-align:right;box-shadow:var(--sh-2)}
.hero-data-badge .v{font-size:22px;font-weight:900;color:var(--c-ink)}
.hero-data-badge .k{font-size:12px;color:var(--c-muted)}

/* 数据条 */
.stats{border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);background:var(--c-surface);position:relative;z-index:1}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);max-width:1240px;margin:0 auto}
.stat{padding:30px 24px;border-right:1px solid var(--c-line)}
.stat:last-child{border-right:0}
.stat .v{font-size:40px;font-weight:900;color:var(--c-ink);line-height:1.1}
.stat .v small{font-size:16px;font-weight:700;color:var(--c-primary-deep);margin-left:4px}
.stat .k{font-size:13px;color:var(--c-muted);margin-top:6px}

/* 玩法步骤 */
.steps{display:grid;gap:0;position:relative}
.step{display:grid;grid-template-columns:88px 1fr;gap:24px;position:relative;padding:26px 0}
.step::before{content:"";position:absolute;left:31px;top:0;bottom:0;width:1px;background:var(--c-line)}
.step:first-child::before{top:36px}
.step:last-child::before{bottom:auto;height:36px}
.step-no{width:64px;height:64px;border-radius:50%;background:var(--c-surface);border:1px solid var(--c-line);display:grid;place-items:center;font-size:22px;font-weight:900;color:var(--c-primary-deep);position:relative;z-index:2;box-shadow:var(--sh-1);transition:border-color .18s var(--ease),color .18s var(--ease)}
.step:hover .step-no{border-color:var(--c-primary);color:var(--c-accent)}
.step-body h3{font-size:22px;margin-bottom:8px}
.step-body p{color:var(--c-muted);font-size:15px;max-width:640px}
.step-body .mini{margin-top:10px;font-size:13px;color:var(--c-primary-deep);font-weight:600}

/* 奖励 */
.rewards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.reward-main{grid-column:span 2;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;display:grid;grid-template-columns:1fr 1fr;transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease)}
.reward-main:hover{transform:translateY(-2px);border-color:var(--c-primary);box-shadow:var(--sh-2)}
.reward-main .txt{padding:32px}
.reward-main h3{font-size:26px;margin-bottom:10px}
.reward-main p{font-size:15px;color:var(--c-muted)}
.reward-main .meta{display:flex;gap:18px;margin-top:20px;flex-wrap:wrap}
.reward-main .meta div{font-size:13px;color:var(--c-muted)}
.reward-main .meta .v{display:block;font-size:20px;font-weight:900;color:var(--c-ink)}
.reward-main img{width:100%;height:100%;min-height:260px;object-fit:cover;border-radius:0}
.reward-side{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:8px 24px;display:flex;flex-direction:column;justify-content:center}
.reward-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 0;border-bottom:1px solid var(--c-line)}
.reward-row:last-child{border-bottom:0}
.reward-row .name{font-size:15px;font-weight:700;color:var(--c-ink)}
.reward-row .cond{font-size:13px;color:var(--c-muted);margin-top:2px}
.badge{font-size:12px;font-weight:700;border-radius:var(--r-pill);padding:4px 11px;white-space:nowrap}
.badge-on{background:rgba(14,155,166,.12);color:var(--c-primary-deep)}
.badge-run{background:var(--c-accent-soft);color:#C7441D}
.badge-off{background:var(--c-bg);color:var(--c-muted);border:1px solid var(--c-line)}

/* 进度 */
.progress-panel{background:var(--c-surface);border:1px solid var(--c-line);border-radius:18px;padding:40px;box-shadow:var(--sh-1)}
.progress-top{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.progress-top h3{font-size:22px}
.progress-top .now{font-size:34px;font-weight:900;color:var(--c-ink)}
.progress-top .now small{font-size:15px;color:var(--c-muted);font-weight:600;margin-left:6px}
.progress-track{height:6px;border-radius:6px;background:var(--c-ice);overflow:hidden;position:relative}
.progress-fill{height:100%;width:68%;border-radius:6px;background:linear-gradient(90deg,var(--c-primary),var(--c-accent));transition:width .6s var(--ease)}
.phases{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px}
.phase{text-align:left;position:relative;padding-top:18px}
.phase::before{content:"";position:absolute;top:0;left:0;width:14px;height:14px;border-radius:50%;background:var(--c-bg);border:2px solid var(--c-line)}
.phase.done::before{background:var(--c-primary);border-color:var(--c-primary)}
.phase.active::before{background:var(--c-surface);border-color:var(--c-accent);box-shadow:0 0 0 0 rgba(255,106,61,.45);animation:pulse 1.8s infinite}
.phase .t{font-size:15px;font-weight:700;color:var(--c-ink)}
.phase .d{font-size:13px;color:var(--c-muted)}
.phase.active .t{color:var(--c-accent)}

/* 资讯 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.news-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;display:flex;flex-direction:column;transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease)}
.news-card:hover{transform:translateY(-2px);border-color:var(--c-primary);box-shadow:var(--sh-2)}
.news-thumb{position:relative;aspect-ratio:16/9;background:var(--c-ice);overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-thumb .chip{position:absolute;left:12px;top:12px;background:rgba(12,22,24,.72);color:#E4F3F5;font-size:12px;font-weight:600;border-radius:var(--r-pill);padding:4px 11px}
.news-body{padding:20px;display:flex;flex-direction:column;flex:1}
.news-body h3{font-size:18px;line-height:1.45;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body p{font-size:14px;color:var(--c-muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-muted);border-top:1px solid var(--c-line)}
.news-foot .go{color:var(--c-primary-deep);font-weight:700}
.news-card:hover .news-foot .go{color:var(--c-accent)}
.empty-state{background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-card);padding:56px 24px;text-align:center}
.empty-state .shape{width:56px;height:56px;margin:0 auto 18px;border-radius:16px;background:var(--c-ice);display:grid;place-items:center;color:var(--c-primary-deep);font-size:24px;font-weight:900}
.empty-state p{color:var(--c-muted);margin-bottom:18px}

/* FAQ */
.faq{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-item:last-child{border-bottom:0}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px 26px;text-align:left;font-size:18px;font-weight:600;color:var(--c-ink);transition:background .18s var(--ease)}
.faq-q:hover{background:var(--c-bg)}
.faq-q .ico{flex:none;width:26px;height:26px;border-radius:50%;border:1px solid var(--c-line);display:grid;place-items:center;font-size:16px;color:var(--c-primary-deep);transition:transform .25s var(--ease),background .18s var(--ease)}
.faq-item.open .faq-q .ico{transform:rotate(180deg);background:var(--c-ice)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a .inner{padding:0 26px 24px 26px;border-left:3px solid var(--c-primary);margin-left:26px;padding-left:18px;font-size:15px;color:var(--c-ink-2);line-height:1.75}

/* CTA 条 */
.cta-wrap{padding:0 0 var(--sp-7);position:relative;z-index:1}
.cta-band{background:var(--c-ink-block);border-radius:18px;padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;box-shadow:var(--sh-3)}
.cta-band h2{color:#fff;font-size:32px;font-weight:900}
.cta-band p{color:#A9C6CB;font-size:15px;margin-top:10px;max-width:560px}
.cta-band .acts{display:flex;gap:14px;flex-wrap:wrap;flex:none}

/* 页脚 */
.site-footer{background:var(--c-ink-block);color:#9FB9BE;position:relative;z-index:1;padding-top:64px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.foot-brand .logo{color:#fff;margin-bottom:16px}
.foot-brand p{font-size:14px;color:#8FAFB4;max-width:320px}
.foot-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.foot-col li{margin-bottom:10px}
.foot-col a{color:#A9C6CB;font-size:14px}
.foot-col a:hover{color:var(--c-accent-soft);text-decoration:underline}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#7C9AA0}
.foot-bottom a{color:#9FB9BE}
.foot-bottom a:hover{color:var(--c-accent-soft)}

/* 移动端抽屉 */
.drawer{position:fixed;inset:72px 0 0 0;background:var(--c-surface);z-index:39;transform:translateY(-12px);opacity:0;visibility:hidden;transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;overflow-y:auto;padding:24px}
.drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.drawer-status{display:flex;align-items:center;gap:10px;background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-card);padding:14px 16px;margin-bottom:20px;font-size:13px;color:var(--c-ink-2)}
.drawer-status .pulse{width:8px;height:8px;border-radius:50%;background:var(--c-accent);flex:none}
.drawer-status b{color:var(--c-ink);font-weight:700}
.drawer a.drawer-link{display:block;padding:15px 4px;font-size:17px;font-weight:600;color:var(--c-ink);border-bottom:1px solid var(--c-line)}
.drawer a.drawer-link.is-active{color:var(--c-primary-deep)}
.drawer .btn{margin-top:22px}

/* 移动端底部 CTA */
.mobile-cta{display:none;position:fixed;left:0;right:0;bottom:0;z-index:38;background:rgba(245,248,249,.94);backdrop-filter:blur(10px);border-top:1px solid var(--c-line);padding:10px 16px calc(10px + env(safe-area-inset-bottom))}
.mobile-cta .btn{width:100%;border-radius:var(--r-pill);padding:14px 20px}

/* 动效 */
.js .reveal{opacity:0;transform:translateY(12px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.js .reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* 响应式 */
@media (max-width:1279px){
  .hero h1{font-size:52px}
  .hero-grid{gap:40px}
}
@media (max-width:1023px){
  .section{padding:72px 0}
  .hero{padding:40px 0 56px}
  .hero-grid{grid-template-columns:1fr;min-height:0;gap:32px}
  .hero h1{font-size:42px}
  .hero-media img{height:340px}
  .section-head h2{font-size:30px}
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .rewards{grid-template-columns:1fr 1fr}
  .reward-main{grid-column:span 2}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .hero h1{font-size:36px}
  .hero-sub{font-size:16px}
  .hero-actions .btn{flex:1 1 auto}
  .hero-media img{height:260px}
  .hero-data-badge{padding:8px 12px}
  .hero-data-badge .v{font-size:18px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat{border-right:1px solid var(--c-line)}
  .stat:nth-child(2n){border-right:0}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--c-line)}
  .stat .v{font-size:32px}
  .step{grid-template-columns:56px 1fr;gap:16px}
  .step-no{width:52px;height:52px;font-size:18px}
  .step::before{left:26px}
  .rewards{grid-template-columns:1fr}
  .reward-main{grid-column:span 1;grid-template-columns:1fr}
  .reward-main .txt{padding:24px}
  .reward-main img{min-height:200px}
  .progress-panel{padding:24px}
  .phases{grid-template-columns:1fr 1fr;gap:20px 14px}
  .news-grid{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px}
  .section-head h2{font-size:26px}
  .faq-q{padding:18px;font-size:16px}
  .faq-a .inner{margin-left:18px;padding-left:14px;padding-right:18px}
  .cta-band{padding:28px 22px}
  .cta-band h2{font-size:24px}
  .cta-band .acts{width:100%}
  .cta-band .acts .btn{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px}
  .mobile-cta{display:block}
  body{padding-bottom:74px}
  .reward-side{padding:4px 18px}
}
@media (max-width:479px){
  .hero h1{font-size:32px}
  .logo{font-size:17px}
  .nav-badge{display:none}
  .stat{padding:22px 16px}
}

/* roulang page: article */
:root{
  --c-ink:#0C1618;
  --c-ink-2:#3A4A4F;
  --c-muted:#6E8189;
  --c-line:#E1EAED;
  --c-bg:#F5F8F9;
  --c-surface:#FFFFFF;
  --c-primary:#0E9BA6;
  --c-primary-deep:#0A6E77;
  --c-accent:#FF6A3D;
  --c-accent-soft:#FFEDE6;
  --c-ice:#CFE9EE;
  --c-ink-block:#0C1618;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(12,22,24,.04);
  --sh-2:0 6px 20px rgba(12,22,24,.06);
  --sh-3:0 16px 40px rgba(12,22,24,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --pad:24px;
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink-2);
  background-color:var(--c-bg);
  background-image:linear-gradient(rgba(14,155,166,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(14,155,166,.055) 1px,transparent 1px);
  background-size:64px 64px;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease),transform .18s var(--ease)}
h1,h2,h3,h4{margin:0;color:var(--c-ink);line-height:1.15;font-weight:800;letter-spacing:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:3px;box-shadow:0 0 0 4px rgba(14,155,166,.18)}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 var(--pad)}
.narrow{max-width:760px;margin:0 auto}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(245,248,249,.86);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid transparent;
  transition:background-color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}
.nav-inner{
  max-width:1240px;margin:0 auto;padding:0 var(--pad);
  height:72px;display:flex;align-items:center;gap:28px;
}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:19px;font-weight:900;color:var(--c-ink);letter-spacing:0;
  white-space:nowrap;
}
.logo-mark{
  width:32px;height:32px;border-radius:9px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-primary-deep) 100%);
  color:#fff;font-size:12px;font-weight:900;letter-spacing:.5px;
  box-shadow:var(--sh-1);
}
.logo-mark span{transform:translateY(-.5px)}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-link{
  position:relative;
  padding:8px 12px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;color:var(--c-ink-2);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--c-primary-deep);background:rgba(14,155,166,.07)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--c-primary-deep)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;color:var(--c-primary-deep);
  background:var(--c-ice);border:1px solid rgba(14,155,166,.24);
}
.nav-badge::before{
  content:"";width:7px;height:7px;border-radius:50%;background:var(--c-primary);
  animation:pulse 2.2s infinite var(--ease);
}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 0 rgba(14,155,166,.55)}
  50%{box-shadow:0 0 0 6px rgba(14,155,166,0)}
}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:var(--c-surface);
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle i{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle[aria-expanded="true"] i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] i:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.drawer{
  position:fixed;inset:72px 0 0 0;z-index:55;
  background:var(--c-surface);
  padding:28px var(--pad) 40px;
  transform:translateY(-8px);opacity:0;pointer-events:none;
  transition:opacity .2s var(--ease),transform .2s var(--ease);
  overflow-y:auto;
}
.drawer.is-open{opacity:1;transform:none;pointer-events:auto}
.drawer .drawer-status{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px;border-radius:var(--r-card);
  background:var(--c-bg);border:1px solid var(--c-line);margin-bottom:18px;
  font-size:13px;color:var(--c-ink-2);
}
.drawer .drawer-status b{color:var(--c-primary-deep);font-size:15px;font-variant-numeric:tabular-nums}
.drawer nav{display:grid;gap:6px}
.drawer nav a{
  padding:14px 16px;border-radius:var(--r-btn);font-size:16px;font-weight:600;color:var(--c-ink);
  border:1px solid var(--c-line);background:var(--c-surface);
}
.drawer nav a:hover,.drawer nav a.is-active{border-color:var(--c-primary);color:var(--c-primary-deep);background:rgba(14,155,166,.06)}
.drawer .drawer-cta{margin-top:22px;display:grid;gap:10px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:transform .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease);
  white-space:nowrap;
}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:#F05427;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);background:#DE4A20}
.btn-ghost{background:transparent;border-color:rgba(14,155,166,.42);color:var(--c-primary-deep)}
.btn-ghost:hover{background:rgba(14,155,166,.08);border-color:var(--c-primary);transform:translateY(-1px)}
.btn-solid{background:var(--c-primary);color:#fff}
.btn-solid:hover{background:var(--c-primary-deep);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- breadcrumb + page head ---------- */
.crumb-wrap{padding:26px 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted)}
.crumb a{color:var(--c-ink-2);font-weight:600}
.crumb a:hover{color:var(--c-primary-deep)}
.crumb .sep{color:#B9C7CC}
.crumb .now{color:var(--c-muted)}

.article-head{padding:26px 0 0}
.article-head .container{max-width:960px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;color:var(--c-primary-deep);
  background:var(--c-accent-soft);border:1px solid rgba(255,106,61,.22);
}
.badge-tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;color:var(--c-primary-deep);
  background:var(--c-ice);border:1px solid rgba(14,155,166,.22);
}
.article-head h1{
  margin:18px 0 0;
  font-size:clamp(34px,4.4vw,52px);font-weight:900;line-height:1.16;color:var(--c-ink);
  max-width:900px;
}
.meta-row{
  margin-top:20px;display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  padding-top:18px;border-top:1px solid var(--c-line);
  font-size:13px;color:var(--c-muted);
}
.meta-row .m{display:inline-flex;align-items:center;gap:7px}
.meta-row .dot{width:5px;height:5px;border-radius:50%;background:var(--c-ice)}
.meta-row .back{margin-left:auto;display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--c-primary-deep)}
.meta-row .back:hover{color:var(--c-accent)}

/* ---------- article body ---------- */
.article-main{padding:34px 0 0}
.article-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:18px;
  box-shadow:var(--sh-2);
  padding:48px 56px 44px;
}
.article-body{font-size:17px;line-height:1.85;color:var(--c-ink-2)}
.article-body>*+*{margin-top:20px}
.article-body h2{
  font-size:clamp(24px,2.6vw,30px);font-weight:800;margin-top:44px;padding-left:14px;
  border-left:4px solid var(--c-primary);line-height:1.3;
}
.article-body h3{font-size:21px;font-weight:700;margin-top:32px;color:var(--c-ink)}
.article-body p{color:var(--c-ink-2)}
.article-body strong{color:var(--c-ink);font-weight:700}
.article-body a{color:var(--c-primary-deep);border-bottom:1px solid rgba(14,155,166,.4)}
.article-body a:hover{color:var(--c-accent);border-bottom-color:var(--c-accent)}
.article-body ul,.article-body ol{padding-left:0;display:grid;gap:10px}
.article-body ul li{position:relative;padding-left:22px}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:2px;
  background:var(--c-primary);transform:rotate(45deg);
}
.article-body ol{counter-reset:li}
.article-body ol li{position:relative;padding-left:34px;counter-increment:li}
.article-body ol li::before{
  content:counter(li,decimal-leading-zero);
  position:absolute;left:0;top:.18em;
  font-size:13px;font-weight:800;color:var(--c-primary);
  font-variant-numeric:tabular-nums;
}
.article-body blockquote{
  margin:28px 0;padding:20px 24px;border-radius:var(--r-card);
  background:var(--c-bg);border-left:4px solid var(--c-primary);
  color:var(--c-ink);font-weight:600;
}
.article-body img{border-radius:var(--r-img);box-shadow:var(--sh-1);margin:8px 0}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;display:block;overflow-x:auto;white-space:nowrap}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:11px 14px;text-align:left}
.article-body th{background:var(--c-bg);color:var(--c-ink);font-weight:700}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--c-muted);margin-top:8px;text-align:center}

.empty-state{
  text-align:center;padding:46px 20px;border-radius:var(--r-card);
  background:var(--c-bg);border:1px dashed var(--c-line);
}
.empty-state .shape{
  width:84px;height:84px;margin:0 auto 20px;border-radius:22px;
  background:linear-gradient(135deg,var(--c-ice),#fff);
  border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;
  font-weight:900;color:var(--c-primary-deep);font-size:20px;
}
.empty-state h2{font-size:22px;margin-bottom:8px}
.empty-state p{color:var(--c-muted);font-size:15px;margin-bottom:22px}

.tag-row{
  margin-top:36px;padding-top:26px;border-top:1px solid var(--c-line);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
}
.tag-row .label{font-size:13px;color:var(--c-muted);margin-right:4px}
.tag{
  display:inline-flex;padding:6px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;color:var(--c-ink-2);
  background:var(--c-bg);border:1px solid var(--c-line);
  transition:all .18s var(--ease);
}
.tag:hover{border-color:var(--c-primary);color:var(--c-primary-deep);background:rgba(14,155,166,.06)}

.pager{
  margin-top:26px;display:grid;grid-template-columns:1fr 1fr;gap:14px;
}
.pager a{
  display:grid;gap:6px;padding:18px 20px;border-radius:var(--r-card);
  background:var(--c-surface);border:1px solid var(--c-line);box-shadow:var(--sh-1);
}
.pager a:hover{border-color:var(--c-primary);transform:translateY(-2px);box-shadow:var(--sh-2)}
.pager .k{font-size:13px;color:var(--c-muted)}
.pager .t{font-size:16px;font-weight:700;color:var(--c-ink)}
.pager .next{text-align:right}

.back-row{margin-top:28px;display:flex;justify-content:center}

/* ---------- section ---------- */
.section{padding:var(--sec) 0 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px}
.sec-head h2{font-size:clamp(26px,3vw,36px);font-weight:900}
.sec-head p{margin-top:10px;font-size:15px;color:var(--c-muted);max-width:560px}
.sec-head .more{font-size:14px;font-weight:700;color:var(--c-primary-deep);display:inline-flex;align-items:center;gap:6px}
.sec-head .more:hover{color:var(--c-accent)}

.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.card:hover{transform:translateY(-2px);border-color:var(--c-primary);box-shadow:var(--sh-3)}
.card .thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--c-ice)}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.card:hover .thumb img{transform:scale(1.04)}
.card .thumb .pill{
  position:absolute;left:12px;top:12px;
  padding:4px 11px;border-radius:var(--r-pill);font-size:12px;font-weight:700;
  background:rgba(255,255,255,.92);color:var(--c-primary-deep);
}
.card .body{padding:20px 20px 18px;display:flex;flex-direction:column;gap:10px;flex:1}
.card h3{font-size:18px;font-weight:800;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card p{font-size:14px;line-height:1.7;color:var(--c-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card .foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--c-line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-muted)}
.card .foot .go{font-weight:700;color:var(--c-primary-deep)}
.card:hover .foot .go{color:var(--c-accent)}

/* ---------- cta band ---------- */
.cta-band{
  margin-top:var(--sec);
}
.cta-inner{
  background:var(--c-ink-block);border-radius:18px;padding:38px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--sh-3);position:relative;overflow:hidden;
}
.cta-inner::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(14,155,166,.35),transparent 68%);
}
.cta-inner h2{color:#fff;font-size:clamp(21px,2.4vw,28px);font-weight:900;position:relative;z-index:1}
.cta-inner p{color:#A9BEC3;font-size:14px;margin-top:10px;max-width:620px;position:relative;z-index:1}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}

/* ---------- footer ---------- */
.site-footer{margin-top:var(--sec);background:var(--c-ink-block);color:#9FB4B9}
.site-footer .container{padding-top:64px;padding-bottom:28px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.foot-brand .logo{color:#fff;margin-bottom:16px}
.foot-brand p{font-size:14px;line-height:1.8;color:#8FA6AC;max-width:360px}
.foot-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.foot-col ul{display:grid;gap:11px}
.foot-col a{font-size:14px;color:#9FB4B9}
.foot-col a:hover{color:var(--c-accent-soft);text-decoration:underline}
.foot-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.09);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:#7B9197;
}
.foot-bottom a{color:#9FB4B9}
.foot-bottom a:hover{color:var(--c-accent-soft)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .nav-links{gap:0}
  .nav-link{padding:8px 9px;font-size:14px}
}
@media (max-width:1023px){
  :root{--sec:72px}
  .nav-links{display:none}
  .nav-badge{display:none}
  .nav-toggle{display:flex}
  .nav-inner{gap:16px}
  .article-card{padding:36px 32px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:32px 28px}
}
@media (max-width:767px){
  :root{--sec:56px;--pad:16px}
  body{font-size:15px;background-size:44px 44px}
  .nav-inner{height:64px}
  .drawer{inset:64px 0 0 0}
  .logo{font-size:17px}
  .logo-mark{width:28px;height:28px;border-radius:8px}
  .article-card{padding:26px 20px;border-radius:14px}
  .article-body{font-size:16px;line-height:1.8}
  .article-head h1{font-size:clamp(28px,7.4vw,36px)}
  .meta-row .back{margin-left:0;width:100%}
  .pager{grid-template-columns:1fr}
  .pager .next{text-align:left}
  .card-grid{grid-template-columns:1fr}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
  .foot-grid{grid-template-columns:1fr;gap:30px}
}
@media (max-width:479px){
  .btn{height:44px;padding:0 18px;font-size:14px}
  .container{padding:0 16px}
}

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

/* roulang page: category1 */
:root{
  --c-ink:#0C1618;
  --c-ink-2:#3A4A4F;
  --c-muted:#6E8189;
  --c-line:#E1EAED;
  --c-bg:#F5F8F9;
  --c-surface:#FFFFFF;
  --c-primary:#0E9BA6;
  --c-primary-deep:#0A6E77;
  --c-accent:#FF6A3D;
  --c-accent-soft:#FFEDE6;
  --c-ice:#CFE9EE;
  --c-ink-block:#0C1618;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(12,22,24,.04);
  --sh-2:0 6px 20px rgba(12,22,24,.06);
  --sh-3:0 16px 40px rgba(12,22,24,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --w-container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink-2);
  background-color:var(--c-bg);
  background-image:
    linear-gradient(to right,rgba(12,22,24,.035) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(12,22,24,.035) 1px,transparent 1px);
  background-size:96px 96px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--c-primary-deep);text-decoration:none;transition:color .18s var(--ease),border-color .18s var(--ease);}
a:hover{color:var(--c-accent);}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:800;line-height:1.15;letter-spacing:0;}
p{margin:0 0 16px;}
ul{margin:0;padding:0;list-style:none;}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;}
input{font:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;box-shadow:0 0 0 4px rgba(14,155,166,.22);border-radius:6px;}
strong{color:var(--c-ink);font-weight:600;}
.container{width:100%;max-width:var(--w-container);margin:0 auto;padding:0 24px;}

/* ---------- 公告条 ---------- */
.announce{background:var(--c-ink-block);color:var(--c-ice);font-size:13px;line-height:36px;}
.announce-inner{display:flex;align-items:center;gap:10px;min-height:36px;}
.announce-dot{width:7px;height:7px;border-radius:50%;background:var(--c-accent);flex:none;box-shadow:0 0 0 4px rgba(255,106,61,.18);}
.announce-text{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.announce-text b{color:#fff;font-weight:600;}
.announce-close{color:var(--c-ice);font-size:16px;line-height:1;padding:6px 8px;border-radius:8px;transition:background .18s var(--ease),color .18s var(--ease);}
.announce-close:hover{background:rgba(207,233,238,.14);color:#fff;}
.announce[hidden]{display:none;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled{background:var(--c-surface);border-bottom-color:var(--c-line);box-shadow:var(--sh-1);}
.nav-inner{
  max-width:var(--w-container);margin:0 auto;padding:0 24px;
  height:72px;display:flex;align-items:center;gap:24px;
}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:18px;font-weight:800;color:var(--c-ink);white-space:nowrap;
}
.logo:hover{color:var(--c-ink);}
.logo-mark{
  width:34px;height:34px;flex:none;border-radius:10px;
  background:var(--c-primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-family:"Barlow Condensed","DIN Alternate",sans-serif;
  font-size:14px;font-weight:700;letter-spacing:.4px;
  box-shadow:0 4px 12px rgba(14,155,166,.28);
}
.logo-mark span{transform:translateY(-1px);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:12px;}
.nav-link{
  display:inline-block;padding:9px 14px;border-radius:9px;
  font-size:15px;font-weight:500;color:var(--c-ink-2);
  transition:background .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
}
.nav-link:hover{background:rgba(14,155,166,.08);color:var(--c-primary-deep);}
.nav-link.is-active{color:var(--c-primary-deep);font-weight:700;background:rgba(14,155,166,.10);}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  background:var(--c-accent-soft);color:#B8421F;
  font-size:13px;font-weight:600;white-space:nowrap;
}
.nav-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--c-line);background:var(--c-surface);
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle i{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease);}
.nav-toggle[aria-expanded="true"] i:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] i:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] i:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:90;background:var(--c-surface);
  padding:18px 20px 32px;overflow-y:auto;
  transform:translateX(100%);opacity:0;visibility:hidden;
  transition:transform .28s var(--ease),opacity .28s var(--ease),visibility .28s;
}
.drawer.is-open{transform:translateX(0);opacity:1;visibility:visible;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.drawer-close{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--c-ink);
}
.drawer-close:hover{background:var(--c-bg);}
.drawer-status{
  margin:22px 0 18px;padding:12px 14px;border-radius:12px;
  background:var(--c-ink-block);color:var(--c-ice);
  display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;
}
.drawer-status b{color:#fff;font-weight:600;}
.drawer-links{display:flex;flex-direction:column;border-top:1px solid var(--c-line);}
.drawer-links a{
  padding:16px 4px;border-bottom:1px solid var(--c-line);
  font-size:16px;font-weight:600;color:var(--c-ink);
  display:flex;align-items:center;justify-content:space-between;
}
.drawer-links a::after{content:"›";color:var(--c-muted);font-weight:400;}
.drawer-links a.is-active{color:var(--c-primary-deep);}
.drawer .btn{width:100%;margin-top:24px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.btn:hover{transform:translateY(-1px);}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 18px rgba(255,106,61,.24);}
.btn-primary:hover{background:#F25627;color:#fff;box-shadow:0 10px 26px rgba(255,106,61,.30);}
.btn-ghost{background:transparent;color:var(--c-primary-deep);border-color:var(--c-ice);}
.btn-ghost:hover{background:rgba(14,155,166,.08);border-color:var(--c-primary);color:var(--c-primary-deep);}
.btn-ink{background:var(--c-ink-block);color:#fff;}
.btn-ink:hover{background:#16242A;color:#fff;}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{display:flex;width:100%;}

/* ---------- 通用区块 ---------- */
main{display:block;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head h2{font-size:38px;}
.section-head .more{font-size:15px;font-weight:600;color:var(--c-primary-deep);}
.section-head .more:hover{color:var(--c-accent);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--c-primary-deep);text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-primary);border-radius:2px;}
.lead{font-size:17px;color:var(--c-ink-2);max-width:760px;}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:22px 0 0;font-size:13px;color:var(--c-muted);}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0;padding:0;list-style:none;}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:var(--c-line);}
.breadcrumb a{color:var(--c-muted);}
.breadcrumb a:hover{color:var(--c-primary-deep);}
.breadcrumb [aria-current]{color:var(--c-ink);font-weight:600;}

/* ---------- 页面头 ---------- */
.page-head{padding:36px 0 80px;}
.ph-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.ph-copy h1{font-size:56px;margin-bottom:20px;}
.ph-copy .lead{margin-bottom:26px;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:999px;
  background:var(--c-surface);border:1px solid var(--c-line);
  font-size:13px;font-weight:600;color:var(--c-ink-2);box-shadow:var(--sh-1);
}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary);}
.ph-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-3);}
.ph-media img{width:100%;height:400px;object-fit:cover;}
.ph-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,22,24,0) 40%,rgba(12,22,24,.45) 100%);}
.ph-chip{
  position:absolute;left:18px;bottom:18px;z-index:2;
  display:flex;align-items:baseline;gap:8px;
  padding:10px 16px;border-radius:12px;
  background:rgba(255,255,255,.94);backdrop-filter:blur(6px);
  box-shadow:var(--sh-2);
}
.ph-chip strong{font-family:"Barlow Condensed","DIN Alternate",sans-serif;font-size:26px;font-weight:700;color:var(--c-ink);line-height:1;font-variant-numeric:tabular-nums;}
.ph-chip span{font-size:13px;color:var(--c-muted);}

/* ---------- 7/5 双栏 ---------- */
.split{display:grid;grid-template-columns:5fr 7fr;gap:64px;align-items:start;}
.split-side{position:sticky;top:104px;}
.split-side h2{font-size:36px;margin-bottom:18px;}
.split-side p{color:var(--c-muted);font-size:15px;}
.mini-list{margin-top:24px;border-top:1px solid var(--c-line);}
.mini-list li{
  display:flex;align-items:center;gap:10px;
  padding:12px 0;border-bottom:1px solid var(--c-line);
  font-size:14px;color:var(--c-ink-2);
}
.mini-list li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--c-primary);flex:none;}
.split-main{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:40px;box-shadow:var(--sh-1);}
.split-main h3{font-size:22px;margin:28px 0 12px;}
.split-main h3:first-child{margin-top:0;}
.split-main p{font-size:16px;color:var(--c-ink-2);}
.split-main blockquote{
  margin:24px 0;padding:18px 22px;
  border-left:3px solid var(--c-primary);
  background:rgba(14,155,166,.05);
  border-radius:0 12px 12px 0;
  color:var(--c-ink);font-size:15px;line-height:1.8;
}
.split-main blockquote span{display:block;margin-top:8px;font-size:13px;color:var(--c-muted);}

/* ---------- 编号步骤 ---------- */
.steps{position:relative;margin:0;padding:0;list-style:none;}
.steps::before{content:"";position:absolute;left:17px;top:12px;bottom:12px;width:1px;background:var(--c-line);}
.steps li{position:relative;display:grid;grid-template-columns:36px 1fr;gap:24px;padding:0 0 34px;}
.steps li:last-child{padding-bottom:0;}
.steps .dot{
  width:36px;height:36px;border-radius:50%;flex:none;
  background:var(--c-surface);border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;
  font-family:"Barlow Condensed","DIN Alternate",sans-serif;
  font-size:14px;font-weight:700;color:var(--c-primary-deep);
  font-variant-numeric:tabular-nums;position:relative;z-index:2;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.steps li:hover .dot{border-color:var(--c-primary);box-shadow:0 0 0 5px rgba(14,155,166,.10);}
.steps h3{font-size:22px;margin-bottom:8px;}
.steps p{font-size:15px;color:var(--c-ink-2);max-width:720px;margin:0;}

/* ---------- 数据条 ---------- */
.statbar{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden;box-shadow:var(--sh-1);
}
.stat{padding:32px 28px;border-left:1px solid var(--c-line);}
.stat:first-child{border-left:0;}
.stat-num{
  font-family:"Barlow Condensed","DIN Alternate",sans-serif;
  font-size:40px;font-weight:700;color:var(--c-ink);line-height:1;
  font-variant-numeric:tabular-nums;margin-bottom:10px;
}
.stat-num em{font-style:normal;font-size:20px;color:var(--c-primary);margin-left:2px;}
.stat-label{font-size:13px;color:var(--c-muted);}

/* ---------- 对照列表 ---------- */
.case-list{border-top:1px solid var(--c-line);}
.case-row{
  display:grid;grid-template-columns:220px 1fr;gap:28px;align-items:center;
  padding:24px 12px;border-bottom:1px solid var(--c-line);
  transition:background .18s var(--ease);
}
.case-row:hover{background:rgba(14,155,166,.05);}
.case-row img{width:220px;height:132px;object-fit:cover;border-radius:var(--r-img);border:1px solid var(--c-line);}
.case-body h3{font-size:20px;margin-bottom:8px;}
.case-body p{font-size:15px;color:var(--c-ink-2);margin:0 0 12px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-block;padding:4px 11px;border-radius:999px;
  font-size:12px;font-weight:600;background:var(--c-bg);
  border:1px solid var(--c-line);color:var(--c-ink-2);
}
.tag.is-key{background:var(--c-accent-soft);border-color:#FFD9C9;color:#B8421F;}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--c-line);max-width:900px;}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;text-align:left;
  font-size:18px;font-weight:600;color:var(--c-ink);line-height:1.5;
}
.faq-q:hover{color:var(--c-primary-deep);}
.faq-icon{
  width:26px;height:26px;flex:none;border-radius:50%;
  border:1px solid var(--c-line);position:relative;
  transition:transform .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--c-primary-deep);border-radius:2px;transform:translate(-50%,-50%);}
.faq-icon::before{width:11px;height:1.5px;}
.faq-icon::after{width:1.5px;height:11px;transition:transform .2s var(--ease),opacity .2s var(--ease);}
.faq-item.is-open .faq-icon{transform:rotate(180deg);border-color:var(--c-primary);background:rgba(14,155,166,.08);}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease);}
.faq-a-inner{
  padding:0 4px 24px 20px;border-left:3px solid var(--c-primary);
  font-size:15px;color:var(--c-ink-2);line-height:1.75;
}
.faq-a-inner p:last-child{margin-bottom:0;}

/* ---------- 底部 CTA ---------- */
.cta-band{padding:0 0 96px;}
.cta-card{
  background:var(--c-ink-block);border-radius:18px;padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-3);position:relative;overflow:hidden;
}
.cta-card::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(14,155,166,.35),rgba(14,155,166,0) 70%);
}
.cta-copy{position:relative;z-index:2;}
.cta-copy h2{color:#fff;font-size:30px;margin-bottom:10px;}
.cta-copy p{color:var(--c-ice);font-size:15px;margin:0;}
.cta-card .btn{position:relative;z-index:2;flex:none;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink-block);color:#A9BEC4;padding:72px 0 28px;font-size:14px;}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.10);}
.foot-brand .logo{color:#fff;margin-bottom:16px;}
.foot-brand p{color:#93A9B0;font-size:14px;line-height:1.8;max-width:340px;margin:0;}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.foot-col ul{display:flex;flex-direction:column;gap:11px;}
.foot-col a{color:var(--c-ice);}
.foot-col a:hover{color:var(--c-accent-soft);text-decoration:underline;}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  flex-wrap:wrap;padding-top:24px;font-size:13px;color:#7D949B;
}
.foot-bottom a{color:#A9BEC4;}
.foot-bottom a:hover{color:var(--c-accent-soft);}

/* ---------- 移动端底部 CTA ---------- */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.96);border-top:1px solid var(--c-line);
  backdrop-filter:blur(8px);
}
.mobile-cta .btn{width:100%;border-radius:999px;}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@keyframes pulseDot{0%,100%{box-shadow:0 0 0 0 rgba(255,106,61,.55);}50%{box-shadow:0 0 0 7px rgba(255,106,61,0);}}
.nav-badge::before{animation:pulseDot 2.4s infinite;}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .ph-copy h1{font-size:48px;}
  .split{gap:44px;}
  .nav-links{margin-left:0;gap:0;}
  .nav-link{padding:9px 10px;font-size:14px;}
}
@media (max-width:1023px){
  .section{padding:72px 0;}
  .nav-links{display:none;}
  .nav-badge{display:none;}
  .nav-toggle{display:flex;}
  .ph-grid{grid-template-columns:1fr;gap:32px;}
  .ph-copy h1{font-size:40px;}
  .ph-media img{height:300px;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split-side{position:static;}
  .split-main{padding:28px;}
  .section-head h2{font-size:30px;}
  .statbar{grid-template-columns:repeat(2,1fr);}
  .stat{border-top:1px solid var(--c-line);}
  .stat:nth-child(1),.stat:nth-child(2){border-top:0;}
  .stat:nth-child(odd){border-left:0;}
  .case-row{grid-template-columns:180px 1fr;gap:20px;}
  .case-row img{width:180px;height:112px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .container{padding:0 16px;}
  .nav-inner{padding:0 16px;height:64px;gap:12px;}
  .logo{font-size:16px;}
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px;}
  .section-head h2{font-size:26px;}
  .breadcrumb{padding-top:16px;}
  .page-head{padding:24px 0 56px;}
  .ph-copy h1{font-size:34px;}
  .ph-copy .lead{font-size:16px;}
  .ph-media img{height:230px;}
  .stat{padding:22px 18px;}
  .stat-num{font-size:32px;}
  .steps li{grid-template-columns:30px 1fr;gap:16px;padding-bottom:26px;}
  .steps::before{left:14px;}
  .steps .dot{width:30px;height:30px;font-size:12px;}
  .steps h3{font-size:19px;}
  .split-main{padding:22px;border-radius:12px;}
  .split-side h2{font-size:26px;}
  .case-row{grid-template-columns:1fr;gap:14px;padding:20px 4px;}
  .case-row img{width:100%;height:170px;}
  .faq-q{font-size:17px;padding:18px 2px;}
  .cta-band{padding-bottom:100px;}
  .cta-card{flex-direction:column;align-items:flex-start;padding:30px 24px;gap:20px;}
  .cta-copy h2{font-size:24px;}
  .cta-card .btn{width:100%;}
  .site-footer{padding:56px 0 96px;}
  .foot-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .mobile-cta{display:block;}
}
@media (max-width:479px){
  .ph-copy h1{font-size:30px;}
  .statbar{grid-template-columns:1fr;}
  .stat{border-left:0;}
  .stat:nth-child(2){border-top:1px solid var(--c-line);}
  .logo-mark{width:30px;height:30px;font-size:12px;}
}

/* roulang page: category2 */
:root{
  --c-ink:#0C1618;--c-ink-2:#3A4A4F;--c-muted:#6E8189;
  --c-line:#E1EAED;--c-bg:#F5F8F9;--c-surface:#FFFFFF;
  --c-primary:#0E9BA6;--c-primary-deep:#0A6E77;
  --c-accent:#FF6A3D;--c-accent-soft:#FFEDE6;--c-ice:#CFE9EE;--c-ink-block:#0C1618;
  --r-card:14px;--r-btn:10px;--r-badge:999px;--r-img:12px;
  --sh-1:0 1px 2px rgba(12,22,24,.04);
  --sh-2:0 6px 20px rgba(12,22,24,.06);
  --sh-3:0 16px 40px rgba(12,22,24,.10);
  --sp-section:96px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;font-family:var(--font-sans);font-size:16px;line-height:1.75;
  color:var(--c-ink);background:var(--c-bg);
  font-variant-numeric:tabular-nums;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(to right,rgba(14,155,166,.05) 1px,transparent 1px),
                   linear-gradient(to bottom,rgba(14,155,166,.05) 1px,transparent 1px);
  background-size:72px 72px;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary-deep);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--c-accent);}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.15;letter-spacing:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;position:relative;z-index:1;}
.narrow{max-width:760px;}

/* 公告条 */
.announce{
  background:var(--c-ink);color:var(--c-ice);font-size:13px;position:relative;z-index:60;
}
.announce-inner{max-width:1240px;margin:0 auto;padding:0 24px;height:36px;display:flex;align-items:center;gap:10px;}
.announce .dot{width:7px;height:7px;border-radius:50%;background:var(--c-primary);flex:none;}
.announce p{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.announce-close{background:none;border:0;color:var(--c-ice);font-size:16px;line-height:1;padding:4px 6px;border-radius:6px;opacity:.8;}
.announce-close:hover{opacity:1;background:rgba(255,255,255,.08);}
.announce.is-hidden{display:none;}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:50;background:transparent;
  border-bottom:1px solid transparent;transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled{background:var(--c-surface);border-bottom-color:var(--c-line);box-shadow:var(--sh-1);}
.nav-inner{
  max-width:1240px;margin:0 auto;padding:0 24px;height:72px;
  display:flex;align-items:center;gap:28px;
}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:900;color:var(--c-ink);letter-spacing:0;}
.logo:hover{color:var(--c-ink);}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-deep));
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-1);
}
.logo-mark span{font-size:12px;font-weight:900;color:#fff;letter-spacing:.5px;line-height:1;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  padding:8px 13px;border-radius:8px;font-size:15px;font-weight:600;color:var(--c-ink-2);
  transition:background .18s var(--ease),color .18s var(--ease);
}
.nav-link:hover{background:var(--c-ice);color:var(--c-primary-deep);}
.nav-link.is-active{color:var(--c-primary-deep);background:var(--c-accent-soft);}
.nav-link.is-active:hover{color:var(--c-primary-deep);}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;color:var(--c-primary-deep);
  background:var(--c-ice);border-radius:var(--r-badge);padding:5px 12px;white-space:nowrap;
}
.nav-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--r-btn);
  font-weight:700;font-size:15px;padding:12px 22px;line-height:1.2;
  transition:transform .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:#f05a2c;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{background:transparent;color:var(--c-primary-deep);border-color:var(--c-primary);}
.btn-ghost:hover{background:var(--c-ice);color:var(--c-primary-deep);transform:translateY(-1px);}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-lg{padding:15px 30px;font-size:16px;}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--c-line);border-radius:10px;
  background:var(--c-surface);flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle i{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease);}
.nav-toggle[aria-expanded="true"] i:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] i:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] i:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:80;background:var(--c-surface);
  transform:translateX(100%);transition:transform .28s var(--ease);
  display:flex;flex-direction:column;padding:22px 22px 30px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);background:var(--c-surface);font-size:20px;color:var(--c-ink);line-height:1;}
.drawer-status{
  display:flex;align-items:center;gap:10px;background:var(--c-ink);color:var(--c-ice);
  border-radius:12px;padding:12px 14px;font-size:13px;margin-bottom:18px;
}
.drawer-status b{color:#fff;font-size:15px;}
.drawer-links{display:flex;flex-direction:column;gap:6px;margin-bottom:22px;}
.drawer-links a{
  padding:13px 14px;border-radius:10px;font-size:16px;font-weight:700;color:var(--c-ink-2);background:var(--c-bg);
}
.drawer-links a:hover{background:var(--c-ice);color:var(--c-primary-deep);}
.drawer-links a.is-active{background:var(--c-accent-soft);color:var(--c-primary-deep);}

/* 面包屑 */
.crumb{padding:26px 0 0;font-size:13px;color:var(--c-muted);}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;padding:0;margin:0;}
.crumb li::after{content:"/";margin-left:8px;color:var(--c-line);}
.crumb li:last-child::after{content:"";}
.crumb a{color:var(--c-muted);font-weight:600;}
.crumb a:hover{color:var(--c-primary-deep);}
.crumb .current{color:var(--c-ink);font-weight:700;}

/* 页面头 */
.page-head{padding:34px 0 52px;}
.page-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  color:var(--c-primary-deep);background:var(--c-ice);border-radius:var(--r-badge);padding:6px 14px;margin-bottom:18px;
}
.page-head h1{font-size:58px;max-width:900px;}
.page-head .lede{margin-top:20px;max-width:760px;font-size:17px;color:var(--c-ink-2);line-height:1.8;}
.page-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:600;
  color:var(--c-ink-2);background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-badge);padding:6px 14px;
}
.chip.is-key{color:var(--c-primary-deep);border-color:var(--c-ice);background:var(--c-surface);}

/* 横向大图 */
.banner{padding-bottom:var(--sp-section);}
.banner-wrap{
  position:relative;border-radius:18px;overflow:hidden;border:1px solid var(--c-line);
  box-shadow:var(--sh-2);background:var(--c-ink);
}
.banner-wrap img{width:100%;height:420px;object-fit:cover;opacity:.94;}
.banner-veil{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(12,22,24,.72) 0%,rgba(12,22,24,.28) 48%,rgba(12,22,24,.05) 100%);
}
.banner-text{position:absolute;left:44px;bottom:40px;right:44px;color:#fff;max-width:620px;}
.banner-text h2{font-size:30px;color:#fff;}
.banner-text p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.86);line-height:1.75;}
.banner-badge{
  position:absolute;right:26px;top:26px;background:var(--c-surface);border-radius:12px;
  padding:12px 18px;box-shadow:var(--sh-2);text-align:right;
}
.banner-badge b{display:block;font-size:26px;font-weight:900;color:var(--c-ink);}
.banner-badge span{font-size:12px;color:var(--c-muted);font-weight:600;}

/* 通用板块 */
.section{padding-bottom:var(--sp-section);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.sec-head h2{font-size:38px;}
.sec-head p{margin-top:12px;color:var(--c-muted);font-size:15px;max-width:640px;}
.sec-more{font-size:14px;font-weight:700;white-space:nowrap;}

/* 档位条目行 */
.tier-list{border-top:1px solid var(--c-line);}
.tier-row{
  display:grid;grid-template-columns:220px 1fr;gap:28px;align-items:center;
  padding:24px 18px;border-bottom:1px solid var(--c-line);border-radius:var(--r-card);
  transition:background .18s var(--ease),transform .18s var(--ease);
}
.tier-row:hover{background:var(--c-surface);transform:translateX(3px);}
.tier-thumb{
  width:220px;height:140px;border-radius:var(--r-img);overflow:hidden;
  border:1px solid var(--c-line);background:var(--c-ice);
}
.tier-thumb img{width:100%;height:100%;object-fit:cover;}
.tier-body h3{font-size:22px;display:flex;align-items:center;flex-wrap:wrap;gap:10px;}
.tier-body p{margin-top:10px;font-size:15px;color:var(--c-ink-2);line-height:1.75;max-width:720px;}
.tier-foot{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px;}
.badge{
  display:inline-flex;align-items:center;font-size:12px;font-weight:700;border-radius:var(--r-badge);padding:5px 12px;
}
.badge-done{background:var(--c-ice);color:var(--c-primary-deep);}
.badge-live{background:var(--c-accent-soft);color:#C23F16;}
.badge-wait{background:#EEF2F4;color:var(--c-muted);}
.tier-cond{font-size:13px;color:var(--c-muted);}

/* 判定口径 7/5 */
.split{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:start;}
.split h2{font-size:38px;}
.split .lead{margin-top:18px;color:var(--c-ink-2);font-size:16px;line-height:1.8;}
.rule-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);
}
.rule-card h3{font-size:19px;margin-bottom:16px;}
.rule-card li{
  display:flex;gap:12px;padding:13px 0;border-bottom:1px dashed var(--c-line);font-size:15px;color:var(--c-ink-2);
}
.rule-card li:last-child{border-bottom:0;padding-bottom:0;}
.rule-card li b{color:var(--c-ink);font-weight:700;flex:none;}

/* 进度条 */
.progress-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px 26px;margin-top:28px;box-shadow:var(--sh-1);
}
.progress-top{display:flex;align-items:baseline;justify-content:space-between;gap:16px;}
.progress-top span{font-size:13px;color:var(--c-muted);font-weight:600;}
.progress-top b{font-size:30px;font-weight:900;color:var(--c-ink);}
.track{height:6px;border-radius:999px;background:var(--c-ice);margin-top:14px;overflow:hidden;}
.track i{display:block;height:100%;width:76%;border-radius:999px;background:linear-gradient(90deg,var(--c-primary),var(--c-accent));}
.stages{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:22px;}
.stage{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--c-muted);font-weight:600;}
.stage b{width:11px;height:11px;border-radius:50%;flex:none;background:#DCE4E7;}
.stage.on b{background:var(--c-primary);}
.stage.now b{background:var(--c-surface);border:2px solid var(--c-accent);animation:pulse 2s infinite;}
.stage.on,.stage.now{color:var(--c-ink);}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,106,61,.45);}70%{box-shadow:0 0 0 8px rgba(255,106,61,0);}100%{box-shadow:0 0 0 0 rgba(255,106,61,0);}}

/* 流程步骤 */
.steps{border-left:1px solid var(--c-line);margin-left:12px;}
.step{position:relative;padding:0 0 34px 34px;}
.step:last-child{padding-bottom:0;}
.step::before{
  content:"";position:absolute;left:-6px;top:6px;width:11px;height:11px;border-radius:50%;
  background:var(--c-surface);border:2px solid var(--c-primary);
}
.step-num{font-size:13px;font-weight:800;color:var(--c-primary-deep);letter-spacing:.06em;}
.step h3{font-size:20px;margin-top:6px;}
.step p{margin-top:8px;color:var(--c-ink-2);font-size:15px;max-width:640px;}

/* FAQ */
.faq{border-top:1px solid var(--c-line);}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-q{
  width:100%;background:none;border:0;padding:22px 4px;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  font-size:18px;font-weight:600;color:var(--c-ink);font-family:inherit;
}
.faq-q:hover{color:var(--c-primary-deep);}
.faq-icon{
  flex:none;width:24px;height:24px;border-radius:50%;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;color:var(--c-primary-deep);
  transition:transform .22s var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-a p{
  border-left:3px solid var(--c-primary);padding:2px 0 22px 16px;margin-left:4px;
  color:var(--c-ink-2);font-size:15px;line-height:1.8;
}

/* CTA */
.cta-wrap{padding-bottom:var(--sp-section);}
.cta{
  background:var(--c-ink-block);border-radius:18px;padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;box-shadow:var(--sh-3);
}
.cta h2{font-size:30px;color:#fff;}
.cta p{margin-top:12px;color:rgba(255,255,255,.72);font-size:15px;max-width:620px;}
.cta-actions{display:flex;gap:12px;flex:none;}
.cta .btn-ghost{color:var(--c-ice);border-color:rgba(207,233,238,.45);}
.cta .btn-ghost:hover{background:rgba(207,233,238,.12);color:#fff;}

/* 页脚 */
.site-footer{background:var(--c-ink-block);color:rgba(255,255,255,.72);padding:64px 0 0;position:relative;z-index:1;}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:44px;padding-bottom:44px;}
.foot-brand .logo{color:#fff;margin-bottom:16px;}
.foot-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);}
.foot-col h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.foot-col li{margin-bottom:11px;}
.foot-col a{color:var(--c-ice);font-size:14px;}
.foot-col a:hover{color:var(--c-accent-soft);text-decoration:underline;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55);
}
.foot-bottom a{color:var(--c-ice);}

/* 移动底部 CTA */
.mobile-cta{display:none;}

/* 进入动效 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

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

/* 断点 */
@media (max-width:1279px){
  .page-head h1{font-size:50px;}
  .split{gap:40px;}
}
@media (max-width:1023px){
  :root{--sp-section:72px;}
  .nav-links,.nav-badge{display:none;}
  .nav-toggle{display:flex;}
  .nav-inner{gap:16px;justify-content:space-between;}
  .page-head h1{font-size:42px;}
  .sec-head h2,.split h2{font-size:32px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .stages{grid-template-columns:repeat(2,1fr);}
  .banner-wrap img{height:340px;}
  .banner-text{left:30px;right:30px;bottom:30px;}
  .cta{flex-direction:column;align-items:flex-start;padding:34px 30px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:767px){
  :root{--sp-section:56px;}
  .container{padding:0 16px;}
  .nav-inner{padding:0 16px;height:64px;}
  .logo{font-size:16px;}
  .nav-right .btn{display:none;}
  body{font-size:15px;}
  .page-head{padding:24px 0 38px;}
  .page-head h1{font-size:34px;}
  .page-head .lede{font-size:15px;}
  .banner-wrap img{height:250px;}
  .banner-text{left:20px;right:20px;bottom:22px;}
  .banner-text h2{font-size:22px;}
  .banner-text p{font-size:14px;}
  .banner-badge{right:14px;top:14px;padding:9px 13px;}
  .banner-badge b{font-size:20px;}
  .tier-row{grid-template-columns:1fr;gap:16px;padding:20px 4px;}
  .tier-thumb{width:100%;height:180px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .sec-head h2,.split h2{font-size:26px;}
  .cta h2{font-size:23px;}
  .cta-actions{width:100%;flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .mobile-cta{
    display:flex;position:fixed;left:16px;right:16px;bottom:16px;z-index:70;
    align-items:center;justify-content:space-between;gap:14px;
    background:var(--c-ink);border-radius:999px;padding:10px 10px 10px 20px;box-shadow:var(--sh-3);
  }
  .mobile-cta span{color:rgba(255,255,255,.78);font-size:13px;font-weight:600;}
  .mobile-cta .btn{border-radius:999px;padding:10px 18px;font-size:14px;}
  .site-footer{padding-bottom:72px;}
}
@media (max-width:479px){
  .page-head h1{font-size:30px;}
  .stages{grid-template-columns:1fr;gap:10px;}
  .progress-top b{font-size:26px;}
  .rule-card{padding:20px;}
  .faq-q{font-size:16px;padding:18px 2px;}
}

/* roulang page: category3 */
:root{
  --c-ink:#0C1618;
  --c-ink-2:#3A4A4F;
  --c-muted:#6E8189;
  --c-line:#E1EAED;
  --c-bg:#F5F8F9;
  --c-surface:#FFFFFF;
  --c-primary:#0E9BA6;
  --c-primary-deep:#0A6E77;
  --c-accent:#FF6A3D;
  --c-accent-soft:#FFEDE6;
  --c-ice:#CFE9EE;
  --c-ink-block:#0C1618;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(12,22,24,.04);
  --sh-2:0 6px 20px rgba(12,22,24,.06);
  --sh-3:0 16px 40px rgba(12,22,24,.10);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1240px;
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --font-num:"Barlow Condensed","DIN Alternate","Helvetica Neue",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-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background-color:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(12,22,24,.045) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(12,22,24,.045) 1px,transparent 1px);
  background-size:72px 72px;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;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(--c-primary);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;position:relative;z-index:1}
.narrow{max-width:760px}

/* ---------- 公告条 ---------- */
.notice{background:var(--c-ink-block);color:var(--c-ice);font-size:13px;position:relative;z-index:60}
.notice .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px}
.notice-left{display:flex;align-items:center;gap:10px;letter-spacing:.2px}
.notice-dot{width:7px;height:7px;border-radius:50%;background:var(--c-primary);box-shadow:0 0 0 3px rgba(14,155,166,.22);flex:none}
.notice-right{display:flex;align-items:center;gap:14px}
.notice-right span{opacity:.7}
.notice-close{width:22px;height:22px;border-radius:6px;display:grid;place-items:center;color:var(--c-ice);transition:background .18s var(--ease),color .18s var(--ease)}
.notice-close:hover{background:rgba(207,233,238,.14);color:#fff}
.notice-close i{position:relative;width:11px;height:11px;display:block}
.notice-close i::before,.notice-close i::after{content:"";position:absolute;left:0;top:5px;width:11px;height:1.5px;background:currentColor}
.notice-close i::before{transform:rotate(45deg)}
.notice-close i::after{transform:rotate(-45deg)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(245,248,249,.82);
  border-bottom:1px solid transparent;
  transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  backdrop-filter:blur(10px);
}
.site-header.is-scrolled{background:var(--c-surface);border-bottom-color:var(--c-line);box-shadow:var(--sh-1)}
.nav-inner{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
  height:72px;
  display:flex;
  align-items:center;
  gap:24px;
  position:relative;
  z-index:1;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:900;
  font-size:19px;
  letter-spacing:-.2px;
  white-space:nowrap;
  color:var(--c-ink);
}
.logo-mark{
  width:32px;height:32px;border-radius:9px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-primary-deep));
  color:#fff;display:grid;place-items:center;
  font-family:var(--font-num);font-size:14px;font-weight:700;letter-spacing:.5px;
  box-shadow:0 4px 12px rgba(14,155,166,.28);
  flex:none;
}
.logo-mark span{transform:translateY(-.5px)}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;
  padding:9px 14px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  color:var(--c-ink-2);
  transition:color .18s var(--ease),background .18s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--c-ink);background:rgba(14,155,166,.08)}
.nav-link.is-active{color:var(--c-primary-deep);background:rgba(14,155,166,.10)}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:3px;width:16px;height:2px;border-radius:2px;
  background:var(--c-accent);transform:translateX(-50%);
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:8px}
.nav-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:var(--c-accent-soft);color:#B93A16;
  font-size:12px;font-weight:700;letter-spacing:.2px;white-space:nowrap;
}
.nav-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);animation:pulse 1.9s var(--ease) infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(255,106,61,.5)}50%{box-shadow:0 0 0 5px rgba(255,106,61,0)}}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);
  background:var(--c-surface);place-items:center;flex-direction:column;gap:4px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.nav-toggle:hover{border-color:var(--c-primary);box-shadow:var(--sh-1)}
.nav-toggle i{display:block;width:16px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle[aria-expanded="true"] i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] i:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 抽屉 */
.drawer{
  position:fixed;inset:0;z-index:80;background:var(--c-surface);
  transform:translateX(100%);transition:transform .28s var(--ease);
  display:flex;flex-direction:column;padding:20px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--c-line)}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);display:grid;place-items:center;font-size:20px;line-height:1;color:var(--c-ink-2)}
.drawer-close:hover{border-color:var(--c-primary);color:var(--c-primary-deep)}
.drawer-status{
  margin:18px 0 6px;padding:12px 14px;border-radius:var(--r-card);
  background:var(--c-ink-block);color:var(--c-ice);font-size:13px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.drawer-status strong{font-family:var(--font-num);font-size:18px;letter-spacing:.5px;color:#fff}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-top:8px}
.drawer-nav a{
  padding:14px 12px;border-radius:12px;font-size:16px;font-weight:600;color:var(--c-ink-2);
  border-bottom:1px solid var(--c-line);transition:background .18s var(--ease),color .18s var(--ease);
}
.drawer-nav a:last-child{border-bottom:0}
.drawer-nav a:hover,.drawer-nav a.is-active{background:rgba(14,155,166,.08);color:var(--c-primary-deep)}
.drawer-cta{margin-top:22px;display:grid;gap:10px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;letter-spacing:.2px;white-space:nowrap;
  border:1px solid transparent;
  transition:transform .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-lg{padding:15px 30px;font-size:16px}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 16px rgba(255,106,61,.26)}
.btn-primary:hover{background:#F05A2C;transform:translateY(-1px);box-shadow:0 10px 24px rgba(255,106,61,.30)}
.btn-primary:active{transform:translateY(0);background:#DE4F23}
.btn-outline{background:transparent;color:var(--c-primary-deep);border-color:var(--c-ice)}
.btn-outline:hover{border-color:var(--c-primary);background:rgba(14,155,166,.07);transform:translateY(-1px)}
.btn-ghost{background:var(--c-surface);color:var(--c-ink);border-color:var(--c-line);box-shadow:var(--sh-1)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary-deep);transform:translateY(-1px)}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 面包屑 ---------- */
.crumb{padding:22px 0 0;font-size:13px;color:var(--c-muted);position:relative;z-index:1}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--c-ice)}
.crumb a{color:var(--c-ink-2);transition:color .18s var(--ease)}
.crumb a:hover{color:var(--c-primary-deep)}
.crumb [aria-current="page"]{color:var(--c-ink);font-weight:600}

/* ---------- 页面头 ---------- */
.page-head{padding:28px 0 0}
.head-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.head-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--c-surface);border:1px solid var(--c-line);
  font-size:13px;font-weight:700;color:var(--c-primary-deep);box-shadow:var(--sh-1);
}
.head-tag b{font-family:var(--font-num);font-size:14px;color:var(--c-accent);letter-spacing:.6px}
.page-head h1{
  font-size:clamp(34px,4.4vw,58px);
  font-weight:900;
  margin:18px 0 16px;
  letter-spacing:-.5px;
  color:var(--c-ink);
}
.page-head h1 em{font-style:normal;color:var(--c-primary-deep);position:relative}
.page-head h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;height:8px;
  background:var(--c-ice);border-radius:3px;z-index:-1;
}
.lead{font-size:17px;color:var(--c-ink-2);max-width:620px}
.head-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:var(--r-pill);
  background:var(--c-surface);border:1px solid var(--c-line);
  font-size:13px;color:var(--c-ink-2);box-shadow:var(--sh-1);
}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary)}
.head-visual{position:relative}
.head-visual img{
  width:100%;height:400px;object-fit:cover;border-radius:18px;box-shadow:var(--sh-3);
}
.head-visual .float-card{
  position:absolute;left:-24px;bottom:28px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:16px 20px;box-shadow:var(--sh-2);min-width:180px;
}
.head-visual .float-card strong{
  display:block;font-family:var(--font-num);font-size:34px;line-height:1;color:var(--c-ink);letter-spacing:.5px;
}
.head-visual .float-card span{font-size:13px;color:var(--c-muted)}

/* ---------- 数据条 ---------- */
.stats{margin-top:56px;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:26px 20px;border-right:1px solid var(--c-line)}
.stat:last-child{border-right:0}
.stat strong{display:block;font-family:var(--font-num);font-size:42px;line-height:1.05;font-weight:700;color:var(--c-ink);letter-spacing:.5px}
.stat strong i{font-style:normal;font-size:18px;color:var(--c-primary-deep);margin-left:2px}
.stat span{display:block;font-size:13px;color:var(--c-muted);margin-top:6px}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.section-head h2{font-size:clamp(26px,3vw,38px);letter-spacing:-.4px}
.section-head p{color:var(--c-muted);font-size:15px;margin-top:12px;max-width:560px}
.section-head .more{
  font-size:14px;font-weight:700;color:var(--c-primary-deep);
  display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
  transition:color .18s var(--ease),gap .18s var(--ease);
}
.section-head .more:hover{color:var(--c-accent);gap:10px}

/* ---------- 编号条目（左编号大字 + 右窄栏说明） ---------- */
.num-list{border-top:1px solid var(--c-line)}
.num-row{
  display:grid;grid-template-columns:minmax(0,1fr) 520px;
  gap:56px;padding:44px 0;border-bottom:1px solid var(--c-line);
  transition:background .2s var(--ease);
  position:relative;
}
.num-row:hover{background:rgba(255,255,255,.72)}
.num-left{display:flex;align-items:flex-start;gap:28px}
.num-big{
  font-family:var(--font-num);
  font-size:64px;line-height:.9;font-weight:700;
  color:var(--c-ice);
  letter-spacing:1px;flex:none;
  transition:color .22s var(--ease);
}
.num-row:hover .num-big{color:var(--c-primary)}
.num-left h3{font-size:23px;margin-bottom:10px;letter-spacing:-.2px}
.num-left .kicker{font-size:12px;font-weight:700;color:var(--c-primary-deep);letter-spacing:1.4px;text-transform:uppercase;margin-bottom:8px;font-family:var(--font-num)}
.num-right{color:var(--c-ink-2);font-size:15.5px}
.num-right p+p{margin-top:12px}
.dot-list{margin-top:16px;display:grid;gap:9px}
.dot-list li{position:relative;padding-left:18px;font-size:15px;color:var(--c-ink-2)}
.dot-list li::before{
  content:"";position:absolute;left:0;top:10px;width:7px;height:7px;border-radius:50%;
  background:var(--c-primary);box-shadow:0 0 0 3px rgba(14,155,166,.14);
}
.mini-note{
  margin-top:18px;padding:12px 16px;border-left:3px solid var(--c-ice);
  background:var(--c-surface);border-radius:0 10px 10px 0;font-size:14px;color:var(--c-muted);
}

/* ---------- 三步路径 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;position:relative}
.step{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:30px 26px;box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.step:hover{transform:translateY(-2px);border-color:var(--c-primary);box-shadow:var(--sh-2)}
.step-no{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:var(--c-ice);color:var(--c-primary-deep);
  font-family:var(--font-num);font-size:18px;font-weight:700;margin-bottom:18px;
}
.step h3{font-size:19px;margin-bottom:10px}
.step p{font-size:15px;color:var(--c-ink-2)}
.step .state{
  display:inline-flex;align-items:center;gap:6px;margin-top:18px;
  font-size:12px;font-weight:700;color:var(--c-primary-deep);
  padding:4px 11px;border-radius:var(--r-pill);background:rgba(14,155,166,.10);
}

/* ---------- 进度带 ---------- */
.progress-wrap{
  margin-top:20px;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:18px;padding:34px;box-shadow:var(--sh-1);
}
.progress-top{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:18px}
.progress-top h3{font-size:20px}
.progress-top p{font-size:14px;color:var(--c-muted);margin-top:6px}
.progress-value{font-family:var(--font-num);font-size:38px;font-weight:700;line-height:1;color:var(--c-accent)}
.track{height:6px;border-radius:6px;background:var(--c-ice);overflow:hidden}
.track i{
  display:block;height:100%;width:46%;border-radius:6px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-accent));
}
.nodes{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:26px}
.node{font-size:13px;color:var(--c-muted)}
.node b{display:block;font-size:14px;font-weight:700;color:var(--c-ink-2);margin-bottom:6px}
.node-dot{width:12px;height:12px;border-radius:50%;margin-bottom:12px;border:2px solid var(--c-muted);background:transparent}
.node.done .node-dot{background:var(--c-primary);border-color:var(--c-primary)}
.node.now .node-dot{border-color:var(--c-accent);background:var(--c-surface);animation:pulse 1.9s var(--ease) infinite}
.node.done b{color:var(--c-primary-deep)}

/* ---------- 误区对照 ---------- */
.pit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pit{
  border:1px solid var(--c-line);border-radius:var(--r-card);background:var(--c-surface);
  padding:26px;box-shadow:var(--sh-1);transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.pit:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--c-ice)}
.pit .tag-no{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;
  color:#B93A16;background:var(--c-accent-soft);padding:4px 11px;border-radius:var(--r-pill);
}
.pit h3{font-size:18px;margin:16px 0 10px}
.pit p{font-size:15px;color:var(--c-ink-2)}
.pit .fix{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--c-line);
  font-size:14px;color:var(--c-primary-deep);font-weight:600;
}

/* ---------- 图文区 ---------- */
.split{
  display:grid;grid-template-columns:8fr 4fr;gap:44px;align-items:center;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:20px;
  padding:44px;box-shadow:var(--sh-1);
}
.split h2{font-size:clamp(24px,2.6vw,32px);margin-bottom:16px}
.split p{color:var(--c-ink-2);font-size:15.5px}
.split img{width:100%;height:280px;object-fit:cover;border-radius:var(--r-img)}
.split-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.inline-list{display:grid;gap:12px;margin-top:22px}
.inline-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--c-ink-2)}
.inline-list b{
  flex:none;width:24px;height:24px;border-radius:8px;background:var(--c-ice);color:var(--c-primary-deep);
  display:grid;place-items:center;font-family:var(--font-num);font-size:13px;font-weight:700;
}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--c-line)}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:24px 4px;text-align:left;font-size:18px;font-weight:600;color:var(--c-ink);
  transition:color .18s var(--ease);
}
.faq-q:hover{color:var(--c-primary-deep)}
.faq-icon{position:relative;width:18px;height:18px;flex:none;transition:transform .24s var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:0;top:8px;width:18px;height:2px;border-radius:2px;background:var(--c-primary)}
.faq-icon::after{transform:rotate(90deg);transition:opacity .24s var(--ease)}
.faq-q[aria-expanded="true"] .faq-icon{transform:rotate(180deg)}
.faq-q[aria-expanded="true"] .faq-icon::after{opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a-inner{padding:0 4px 26px 18px;border-left:3px solid var(--c-ice);color:var(--c-ink-2);font-size:15.5px}

/* ---------- 底部 CTA ---------- */
.cta-section{padding:96px 0 0}
.cta-bar{
  background:var(--c-ink-block);border-radius:18px;padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-3);position:relative;overflow:hidden;
}
.cta-bar::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(14,155,166,.35),transparent 68%);
}
.cta-bar h2{color:#fff;font-size:clamp(22px,2.6vw,30px);letter-spacing:-.3px;position:relative;z-index:1}
.cta-bar p{color:var(--c-ice);font-size:15px;margin-top:10px;max-width:600px;position:relative;z-index:1}
.cta-bar .cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:96px;background:var(--c-ink-block);color:var(--c-ice);position:relative;z-index:1}
.foot-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding:64px 0 40px;
}
.foot-brand .logo{color:#fff}
.foot-brand p{margin-top:18px;font-size:14px;color:rgba(207,233,238,.72);max-width:340px;line-height:1.8}
.foot-col h4{font-size:14px;color:#fff;margin-bottom:18px;letter-spacing:.4px}
.foot-col ul{display:grid;gap:11px}
.foot-col a{font-size:14px;color:rgba(207,233,238,.78);transition:color .18s var(--ease)}
.foot-col a:hover{color:var(--c-accent-soft);text-decoration:underline;text-underline-offset:3px}
.foot-bottom{
  border-top:1px solid rgba(207,233,238,.14);
  padding:22px 0 30px;display:flex;justify-content:space-between;gap:16px;
  font-size:13px;color:rgba(207,233,238,.6);flex-wrap:wrap;
}
.foot-bottom a{color:rgba(207,233,238,.8)}
.foot-bottom a:hover{color:var(--c-accent-soft)}

/* ---------- 移动端固定 CTA ---------- */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  padding:12px 16px;background:rgba(255,255,255,.92);
  border-top:1px solid var(--c-line);backdrop-filter:blur(10px);
  gap:10px;
}
.mobile-cta .btn{flex:1;padding:13px 16px}
.mobile-cta .btn-primary{border-radius:var(--r-pill)}
.mobile-cta .btn-outline{border-radius:var(--r-pill)}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .nav-links{gap:0}
  .nav-link{padding:9px 11px;font-size:14px}
  .num-row{grid-template-columns:minmax(0,1fr) 440px;gap:40px}
}
@media (max-width:1023px){
  .nav-links,.nav-badge{display:none}
  .nav-toggle{display:flex}
  .nav-right{margin-left:auto}
  .head-grid{grid-template-columns:1fr;gap:32px}
  .head-visual img{height:320px}
  .head-visual .float-card{left:16px;bottom:16px}
  .stats-grid{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(--c-line)}
  .num-row{grid-template-columns:1fr;gap:20px;padding:36px 0}
  .num-big{font-size:52px}
  .steps,.pit-grid{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr;padding:32px}
  .split img{height:240px}
  .section{padding:72px 0 0}
  .cta-section{padding:72px 0 0}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .nav-inner{padding:0 16px;height:64px}
  .logo{font-size:17px}
  .nav-right .btn{display:none}
  .notice-right span{display:none}
  .page-head{padding-top:20px}
  .lead{font-size:16px}
  .head-visual img{height:240px}
  .head-visual .float-card{left:12px;bottom:12px;padding:12px 16px;min-width:0}
  .head-visual .float-card strong{font-size:26px}
  .num-left{gap:18px}
  .num-big{font-size:42px}
  .num-left h3{font-size:20px}
  .steps,.pit-grid,.nodes{grid-template-columns:1fr}
  .progress-wrap{padding:24px}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:32px 24px;gap:22px}
  .section{padding:56px 0 0}
  .cta-section{padding:56px 0 0}
  .site-footer{margin-top:56px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bottom{flex-direction:column;gap:8px}
  .faq-q{font-size:16px;padding:20px 2px}
  .mobile-cta{display:flex}
  .site-footer{padding-bottom:72px}
}
@media (max-width:479px){
  .page-head h1{font-size:34px}
  .stat strong{font-size:34px}
  .section-head h2{font-size:26px}
  .btn-lg{padding:13px 20px;font-size:15px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: category4 */
:root{
  --c-ink:#0C1618;
  --c-ink-2:#3A4A4F;
  --c-muted:#6E8189;
  --c-line:#E1EAED;
  --c-bg:#F5F8F9;
  --c-surface:#FFFFFF;
  --c-primary:#0E9BA6;
  --c-primary-deep:#0A6E77;
  --c-accent:#FF6A3D;
  --c-accent-soft:#FFEDE6;
  --c-ice:#CFE9EE;
  --c-ink-block:#0C1618;
  --shadow-1:0 1px 2px rgba(12,22,24,.04);
  --shadow-2:0 6px 20px rgba(12,22,24,.06);
  --shadow-3:0 16px 40px rgba(12,22,24,.10);
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --container:1240px;
  --narrow:760px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink-2);
  background-color:var(--c-bg);
  background-image:
    linear-gradient(rgba(14,155,166,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(14,155,166,.05) 1px,transparent 1px);
  background-size:72px 72px;
}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:800;line-height:1.15;letter-spacing:0;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:var(--c-primary-deep);text-decoration:none;transition:color .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease);}
a:hover{color:var(--c-accent);}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 2px var(--c-surface),0 0 0 4px var(--c-primary);border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.narrow{max-width:var(--narrow);}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ---------- 公告条 ---------- */
.announce{background:var(--c-ink-block);color:var(--c-ice);font-size:13px;}
.announce-inner{display:flex;align-items:center;gap:12px;min-height:36px;}
.announce-dot{width:8px;height:8px;border-radius:50%;background:var(--c-primary);flex:none;box-shadow:0 0 0 3px rgba(14,155,166,.18);}
.announce p{margin:0;color:var(--c-ice);opacity:.92;flex:1;line-height:1.5;}
.announce-close{color:var(--c-ice);opacity:.6;font-size:18px;line-height:1;padding:4px 8px;border-radius:6px;}
.announce-close:hover{opacity:1;background:rgba(255,255,255,.08);color:#fff;}
.announce.is-hidden{display:none;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background-color .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.site-header.is-scrolled{background:var(--c-surface);border-bottom:1px solid var(--c-line);box-shadow:var(--shadow-1);}
.nav-inner{
  max-width:var(--container);margin:0 auto;padding:0 24px;
  height:72px;display:flex;align-items:center;gap:28px;
}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:19px;font-weight:800;color:var(--c-ink);letter-spacing:0;white-space:nowrap;
}
.logo:hover{color:var(--c-ink);}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-deep));
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-size:13px;font-weight:800;letter-spacing:.5px;
  box-shadow:0 4px 12px rgba(14,155,166,.28);
}
.logo-mark span{font-variant-numeric:tabular-nums;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-link{
  display:inline-block;padding:8px 12px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--c-ink-2);
}
.nav-link:hover{color:var(--c-primary-deep);background:rgba(14,155,166,.08);}
.nav-link.is-active{color:var(--c-primary-deep);background:var(--c-ice);font-weight:600;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:var(--c-accent-soft);color:#B23A16;
  font-size:13px;font-weight:600;white-space:nowrap;
}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--c-line);background:var(--c-surface);
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle i{display:block;width:16px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .2s var(--ease);}
.nav-toggle:hover{border-color:var(--c-primary);}
.nav-toggle[aria-expanded="true"] i:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] i:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] i:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:90;background:var(--c-surface);
  padding:24px;transform:translateX(100%);opacity:0;visibility:hidden;
  transition:transform .28s var(--ease),opacity .28s var(--ease),visibility .28s;
  display:flex;flex-direction:column;gap:24px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);opacity:1;visibility:visible;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);font-size:20px;color:var(--c-ink-2);}
.drawer-status{
  display:flex;align-items:center;gap:10px;padding:12px 14px;border-radius:var(--r-card);
  background:var(--c-ice);color:var(--c-primary-deep);font-size:14px;font-weight:600;
}
.drawer-status .tick{width:8px;height:8px;border-radius:50%;background:var(--c-accent);}
.drawer-nav{display:flex;flex-direction:column;gap:2px;}
.drawer-nav a{
  padding:14px 12px;border-radius:var(--r-btn);font-size:16px;font-weight:600;color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.drawer-nav a:hover{background:var(--c-bg);color:var(--c-primary-deep);}
.drawer-nav a.is-active{color:var(--c-primary-deep);background:var(--c-ice);}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  border:1px solid transparent;transition:all .18s var(--ease);
}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:#F0552A;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{border-color:var(--c-primary);color:var(--c-primary-deep);background:transparent;}
.btn-ghost:hover{background:rgba(14,155,166,.08);color:var(--c-primary-deep);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--c-ink);}
.btn-light:hover{background:var(--c-accent-soft);color:#B23A16;transform:translateY(-1px);}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:var(--r-btn);}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 面包屑 ---------- */
.crumb{padding:28px 0 0;font-size:13px;color:var(--c-muted);}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.crumb li{display:flex;align-items:center;gap:8px;}
.crumb li+li::before{content:"/";color:var(--c-line);}
.crumb a{color:var(--c-muted);}
.crumb a:hover{color:var(--c-primary-deep);}
.crumb strong{color:var(--c-ink);font-weight:600;}

/* ---------- 页面头 ---------- */
.page-head{padding:24px 0 0;}
.page-head-inner{
  position:relative;border-radius:18px;overflow:hidden;
  padding:64px 56px;
  background-image:linear-gradient(105deg,rgba(12,22,24,.92) 0%,rgba(12,22,24,.74) 52%,rgba(10,110,119,.62) 100%),url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  box-shadow:var(--shadow-3);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(207,233,238,.16);color:var(--c-ice);
  font-size:13px;font-weight:600;letter-spacing:.4px;margin-bottom:20px;
}
.page-head h1{
  color:#fff;font-size:56px;font-weight:900;line-height:1.12;max-width:820px;
}
.page-head .lede{margin-top:18px;max-width:640px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.82);}
.page-head .tag-row{margin-top:28px;display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;
  border:1px solid rgba(255,255,255,.26);color:rgba(255,255,255,.9);
  background:rgba(255,255,255,.06);
}
.tag .dot{width:6px;height:6px;border-radius:50%;background:var(--c-primary);}

/* ---------- 板块 ---------- */
.section{padding:96px 0 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head h2{font-size:38px;font-weight:900;}
.section-head .sub{margin-top:12px;max-width:600px;font-size:16px;color:var(--c-muted);line-height:1.75;}
.section-head .link-more{font-size:15px;font-weight:600;color:var(--c-primary-deep);white-space:nowrap;}
.section-head .link-more:hover{color:var(--c-accent);}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;display:flex;flex-direction:column;gap:28px;}
.timeline::before{
  content:"";position:absolute;left:35px;top:16px;bottom:16px;width:2px;
  background:linear-gradient(180deg,var(--c-primary) 0%,var(--c-ice) 60%,var(--c-line) 100%);
  border-radius:2px;
}
.tl-item{position:relative;display:grid;grid-template-columns:72px 1fr;gap:24px;align-items:start;}
.tl-node{
  position:relative;z-index:1;width:72px;height:72px;border-radius:20px;
  display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;
  background:var(--c-surface);border:1px solid var(--c-line);color:var(--c-ink);
  box-shadow:var(--shadow-1);
}
.tl-item.is-done .tl-node{background:var(--c-ice);border-color:var(--c-ice);color:var(--c-primary-deep);}
.tl-item.is-now .tl-node{background:var(--c-accent);border-color:var(--c-accent);color:#fff;box-shadow:0 8px 22px rgba(255,106,61,.28);}
.tl-item.is-next .tl-node{color:var(--c-muted);}
.tl-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:28px 30px;box-shadow:var(--shadow-1);
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.tl-card:hover{transform:translateY(-2px);border-color:var(--c-primary);box-shadow:var(--shadow-2);}
.tl-top{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.tl-top h3{font-size:22px;}
.tl-when{margin-top:8px;font-size:13px;color:var(--c-muted);font-variant-numeric:tabular-nums;}
.tl-card p.desc{margin-top:14px;font-size:15px;line-height:1.8;color:var(--c-ink-2);}
.tl-points{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px;}
.tl-points li{
  font-size:13px;font-weight:600;color:var(--c-primary-deep);
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-pill);
  padding:5px 12px;
}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;white-space:nowrap;
}
.badge-done{background:var(--c-ice);color:var(--c-primary-deep);}
.badge-now{background:var(--c-accent);color:#fff;}
.badge-later{background:var(--c-bg);color:var(--c-muted);border:1px solid var(--c-line);}
.pulse-dot{width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.7);}}

/* ---------- 节点速查 ---------- */
.quick-wrap{display:grid;grid-template-columns:1.35fr 1fr;gap:40px;align-items:start;}
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.quick-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.quick-card:hover{transform:translateY(-2px);border-color:var(--c-primary);box-shadow:var(--shadow-2);}
.quick-card .k{font-size:13px;color:var(--c-muted);}
.quick-card .v{margin-top:10px;font-size:19px;font-weight:800;color:var(--c-ink);font-variant-numeric:tabular-nums;}
.quick-card .n{margin-top:10px;font-size:14px;color:var(--c-ink-2);line-height:1.7;}
.quick-media{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--shadow-2);background:var(--c-ice);}
.quick-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/5;}
.quick-note{
  margin-top:16px;padding:16px 18px;border-left:3px solid var(--c-primary);
  background:var(--c-surface);border-radius:0 var(--r-card) var(--r-card) 0;
  font-size:14px;color:var(--c-ink-2);line-height:1.75;box-shadow:var(--shadow-1);
}

/* ---------- 进度 ---------- */
.progress-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:18px;
  padding:40px;box-shadow:var(--shadow-2);
}
.progress-top{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.progress-top h3{font-size:24px;}
.progress-top .pct{font-size:40px;font-weight:900;color:var(--c-primary-deep);font-variant-numeric:tabular-nums;line-height:1;}
.bar{margin-top:26px;height:6px;border-radius:var(--r-pill);background:var(--c-ice);overflow:hidden;}
.bar span{display:block;height:100%;width:62%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-primary) 0%,var(--c-accent) 100%);}
.stage-row{margin-top:32px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.stage{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:600;color:var(--c-muted);}
.stage i{width:14px;height:14px;border-radius:50%;flex:none;border:2px solid var(--c-line);background:var(--c-surface);display:inline-block;}
.stage.done i{background:var(--c-primary);border-color:var(--c-primary);}
.stage.now{color:var(--c-ink);}
.stage.now i{border-color:var(--c-accent);background:var(--c-surface);box-shadow:0 0 0 4px var(--c-accent-soft);animation:pulse 1.6s infinite;}

/* ---------- 表单 ---------- */
.remind-wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:40px;align-items:center;}
.form-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:18px;
  padding:32px;box-shadow:var(--shadow-2);
}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--c-ink);margin-bottom:8px;}
.field input,.field select{
  width:100%;height:44px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-ink);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field input:focus,.field select:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(14,155,166,.16);}
.field input.err{border-color:var(--c-accent);}
.hint{font-size:13px;color:var(--c-muted);margin-top:8px;}
.hint.err{color:#C23E17;}
.form-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:6px;}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--c-line);}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;text-align:left;font-size:18px;font-weight:600;color:var(--c-ink);
  transition:color .18s var(--ease);
}
.faq-q:hover{color:var(--c-primary-deep);}
.faq-icon{position:relative;width:18px;height:18px;flex:none;transition:transform .28s var(--ease);}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--c-primary);border-radius:2px;
}
.faq-icon::before{left:0;top:8px;width:18px;height:2px;}
.faq-icon::after{left:8px;top:0;width:2px;height:18px;transition:opacity .28s var(--ease);}
.faq-item.is-open .faq-icon{transform:rotate(180deg);}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-a-inner{
  padding:0 4px 24px 18px;border-left:3px solid var(--c-primary);
  font-size:15px;line-height:1.8;color:var(--c-ink-2);
}

/* ---------- CTA ---------- */
.cta-band{margin:96px 0 0;}
.cta-inner{
  background:var(--c-ink-block);border-radius:18px;padding:48px 56px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--shadow-3);
}
.cta-inner h2{color:#fff;font-size:32px;font-weight:900;}
.cta-inner p{margin-top:12px;color:rgba(255,255,255,.72);font-size:15px;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:96px;background:var(--c-ink-block);color:rgba(255,255,255,.72);padding:72px 0 0;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.foot-brand .logo{color:#fff;font-size:18px;margin-bottom:18px;}
.foot-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px;}
.foot-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;}
.foot-col ul{display:flex;flex-direction:column;gap:10px;}
.foot-col a{font-size:14px;color:var(--c-ice);}
.foot-col a:hover{color:var(--c-accent-soft);text-decoration:underline;}
.foot-bottom{
  margin-top:56px;padding:24px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.foot-bottom a{color:var(--c-ice);}
.foot-bottom a:hover{color:var(--c-accent-soft);}

/* ---------- 移动端固定 CTA ---------- */
.mobile-cta{
  display:none;position:fixed;left:16px;right:16px;bottom:16px;z-index:70;
  background:var(--c-ink-block);border-radius:var(--r-pill);
  padding:12px 12px 12px 24px;align-items:center;justify-content:space-between;gap:12px;
  box-shadow:var(--shadow-3);
}
.mobile-cta span{color:#fff;font-size:14px;font-weight:600;}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
}

/* ---------- 断点 ---------- */
@media (max-width:1279px){
  .page-head h1{font-size:48px;}
  .quick-wrap{grid-template-columns:1fr;}
  .quick-media img{aspect-ratio:16/9;}
}
@media (max-width:1023px){
  .container{padding:0 20px;}
  .nav-inner{padding:0 20px;gap:16px;}
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .nav-badge{display:none;}
  .section{padding:72px 0 0;}
  .section-head h2{font-size:30px;}
  .page-head-inner{padding:48px 32px;border-radius:16px;}
  .page-head h1{font-size:40px;}
  .remind-wrap{grid-template-columns:1fr;gap:28px;}
  .stage-row{grid-template-columns:repeat(2,1fr);gap:14px;}
  .cta-inner{padding:36px 32px;flex-direction:column;align-items:flex-start;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .mobile-cta{display:flex;}
  .site-footer{padding-bottom:88px;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .container{padding:0 16px;}
  .nav-inner{height:64px;padding:0 16px;}
  .logo{font-size:17px;}
  .section{padding:56px 0 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px;}
  .section-head h2{font-size:26px;}
  .page-head-inner{padding:36px 22px;border-radius:14px;}
  .page-head h1{font-size:34px;}
  .page-head .lede{font-size:15px;}
  .timeline::before{left:23px;}
  .tl-item{grid-template-columns:48px 1fr;gap:16px;}
  .tl-node{width:48px;height:48px;border-radius:14px;font-size:17px;}
  .tl-card{padding:22px 20px;}
  .tl-top h3{font-size:19px;}
  .quick-grid{grid-template-columns:1fr;}
  .progress-card{padding:26px 22px;}
  .progress-top .pct{font-size:32px;}
  .stage-row{grid-template-columns:1fr 1fr;}
  .faq-q{font-size:16px;padding:18px 2px;}
  .cta-band{margin-top:56px;}
  .cta-inner{padding:28px 22px;}
  .cta-inner h2{font-size:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
  .site-footer{margin-top:56px;padding-top:48px;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;margin-top:36px;}
}
@media (max-width:519px){
  .stage-row{grid-template-columns:1fr;}
  .page-head h1{font-size:30px;}
  .progress-top h3{font-size:20px;}
  .form-card{padding:22px;}
  .mobile-cta{left:12px;right:12px;bottom:12px;}
}