/* roulang page: index */
:root{
  --ink-900:#0A0C10;
  --ink-700:#161A20;
  --brand:#12B79B;
  --brand-deep:#0B8E79;
  --brand-050:#E6F7F3;
  --accent:#FF6A3D;
  --accent-050:#FFEDE6;
  --paper:#F6F7F5;
  --card:#FFFFFF;
  --line:#E5E8E6;
  --text:#14181C;
  --muted:#616B72;
  --dark-text:#F2F4F3;
  --dark-muted:#A7B0AE;
  --dark-line:rgba(255,255,255,.08);
  --r-card:16px;
  --r-btn:10px;
  --r-input:12px;
  --r-img:20px;
  --sh-1:0 1px 2px rgba(10,12,16,.06);
  --sh-2:0 14px 36px rgba(10,12,16,.10);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'HarmonyOS Sans SC','PingFang SC','Noto Sans SC','Microsoft YaHei',sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
h1,h2,h3,h4,p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ============ 容器与板块 ============ */
.site-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
@media (min-width:1440px){.site-container{max-width:1280px;}}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.sec-tag{display:inline-block;font-size:12px;letter-spacing:.08em;color:var(--brand-deep);background:var(--brand-050);border-radius:999px;padding:4px 12px;margin-bottom:14px;}
.sec-title{font-size:30px;line-height:38px;font-weight:700;letter-spacing:-.01em;}
.sec-desc{margin-top:10px;color:var(--muted);font-size:15px;max-width:640px;}
.link-more{font-size:15px;color:var(--brand-deep);position:relative;padding-bottom:2px;}
.link-more::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--brand);transition:width 240ms var(--ease);}
.link-more:hover::after{width:100%;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:background-color 240ms var(--ease),color 240ms var(--ease),transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#E85A2E;transform:translateY(-1px);}
.btn-outline{border:1px solid var(--line);color:var(--text);background:#fff;}
.btn-outline:hover{background:var(--brand-050);border-color:var(--brand);}
.btn-ghost-dark{border:1px solid rgba(255,255,255,.24);color:#fff;background:transparent;}
.btn-ghost-dark:hover{background:#fff;color:var(--ink-900);border-color:#fff;}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

/* ============ 徽章 ============ */
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 10px;font-size:12px;line-height:1.4;letter-spacing:.02em;white-space:nowrap;}
.badge-soon{background:var(--brand-050);color:var(--brand-deep);}
.badge-live{background:var(--accent);color:#fff;}
.badge-live .dot{width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 2s infinite;}
.badge-end{background:var(--line);color:var(--muted);}
.badge-cat{background:#EEF1EF;color:var(--text);}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.8);}}

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  transition:background-color 200ms var(--ease),box-shadow 200ms var(--ease),border-color 200ms var(--ease);
  background:transparent;border-bottom:1px solid transparent;
}
.site-header.is-scrolled{background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 1px 2px rgba(10,12,16,.06);}
.nav-grid{display:flex;align-items:center;gap:28px;height:64px;transition:height 200ms var(--ease);}
.site-header.is-scrolled .nav-grid{height:56px;}
.brand-logo{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;letter-spacing:-.01em;color:#fff;transition:color 200ms var(--ease);}
.site-header.is-scrolled .brand-logo{color:var(--text);}
.brand-mark{width:22px;height:22px;border-radius:7px;background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);position:relative;flex:0 0 auto;}
.brand-mark::after{content:"";position:absolute;right:-2px;top:-2px;width:8px;height:8px;border-radius:50%;background:var(--accent);}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-link{position:relative;padding:8px 14px;font-size:15px;color:rgba(255,255,255,.78);border-radius:8px;transition:color 200ms var(--ease),background-color 200ms var(--ease);}
.site-header.is-scrolled .nav-link{color:var(--muted);}
.nav-link:hover{color:#fff;}
.site-header.is-scrolled .nav-link:hover{color:var(--text);background:#EEF1EF;}
.nav-link.is-active{color:#fff;font-weight:700;}
.site-header.is-scrolled .nav-link.is-active{color:var(--brand-deep);}
.nav-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--brand);}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:14px;}
.nav-search{display:flex;align-items:center;gap:8px;height:38px;padding:0 14px;border-radius:999px;border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.06);transition:all 200ms var(--ease);}
.nav-search i{font-size:13px;color:rgba(255,255,255,.7);}
.nav-search input{width:132px;background:transparent;border:none;outline:none;font-size:14px;color:#fff;}
.nav-search input::placeholder{color:rgba(255,255,255,.55);}
.site-header.is-scrolled .nav-search{border-color:var(--line);background:#fff;}
.site-header.is-scrolled .nav-search i{color:var(--muted);}
.site-header.is-scrolled .nav-search input{color:var(--text);}
.site-header.is-scrolled .nav-search input::placeholder{color:var(--muted);}
.burger{display:none;width:44px;height:44px;border-radius:10px;align-items:center;justify-content:center;flex-direction:column;gap:5px;}
.burger span{display:block;width:20px;height:2px;border-radius:2px;background:#fff;transition:background-color 200ms var(--ease);}
.site-header.is-scrolled .burger span{background:var(--text);}

/* 抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(10,12,16,.56);opacity:0;visibility:hidden;transition:opacity 240ms var(--ease),visibility 240ms var(--ease);z-index:80;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:320px;z-index:90;
  background:var(--ink-900);color:var(--dark-text);
  transform:translateX(100%);transition:transform 400ms var(--ease);
  padding:24px 22px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:10px;color:var(--dark-muted);border:1px solid var(--dark-line);}
.drawer-link{display:flex;align-items:center;justify-content:space-between;min-height:48px;padding:0 4px;border-bottom:1px solid var(--dark-line);color:var(--dark-text);font-size:16px;}
.drawer-link.is-active{color:var(--brand);font-weight:700;}
.drawer-link i{font-size:12px;color:var(--dark-muted);}
.drawer-foot{margin-top:28px;display:flex;flex-direction:column;gap:12px;}
.drawer-foot p{font-size:13px;color:var(--dark-muted);}

/* ============ Hero ============ */
.hero{
  position:relative;
  background:var(--ink-900);
  color:var(--dark-text);
  padding:136px 0 88px;
  overflow:hidden;
}
.hero-starfield{
  position:absolute;left:0;right:0;top:0;height:40%;
  background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:22px 22px;pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:repeat(12,1fr);gap:32px;align-items:center;}
.hero-left{grid-column:span 6;}
.hero-right{grid-column:span 6;}
.hero-tag{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.08em;color:var(--brand);border:1px solid rgba(18,183,155,.32);border-radius:999px;padding:5px 14px;margin-bottom:22px;}
.hero h1{font-size:44px;line-height:52px;font-weight:800;letter-spacing:-.02em;color:#fff;}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.8;color:var(--dark-muted);max-width:520px;}
.hero-btns{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap;}
.hero-stats{display:flex;gap:40px;margin-top:44px;padding-top:28px;border-top:1px solid var(--dark-line);}
.hero-stat .num{display:block;font-size:26px;font-weight:800;color:#fff;letter-spacing:-.01em;}
.hero-stat .lab{display:block;font-size:12px;letter-spacing:.08em;color:var(--dark-muted);margin-top:2px;}

.hero-cover{position:relative;border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/11;background:var(--ink-700);box-shadow:0 14px 36px rgba(0,0,0,.4);}
.hero-cover img{width:100%;height:100%;object-fit:cover;object-position:center;}
.hero-cover-ov{position:absolute;inset:0;background:linear-gradient(to top,rgba(10,12,16,.55) 0%,rgba(10,12,16,.12) 46%,rgba(10,12,16,0) 78%);}
.hero-cover-card{
  position:absolute;right:16px;bottom:16px;left:auto;max-width:300px;
  background:rgba(10,12,16,.86);border:1px solid var(--dark-line);
  border-radius:14px;padding:14px 16px;backdrop-filter:none;
}
.hero-cover-card .hcc-title{font-size:14px;font-weight:600;color:#fff;line-height:1.5;}
.mini-countdown{display:flex;align-items:center;gap:10px;margin-top:10px;}
.mini-countdown .mc-num{font-size:18px;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;letter-spacing:-.01em;}
.mini-countdown .mc-lab{font-size:11px;color:var(--dark-muted);letter-spacing:.08em;}

/* ============ 当前场次主卡 ============ */
.maincard{
  display:grid;grid-template-columns:repeat(12,1fr);gap:0;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.maincard:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand);}
.maincard-media{grid-column:span 5;position:relative;aspect-ratio:16/9;background:var(--brand-050);overflow:hidden;}
.maincard-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease);}
.maincard:hover .maincard-media img{transform:scale(1.03);}
.maincard-body{grid-column:span 7;padding:32px 36px;display:flex;flex-direction:column;gap:18px;}
.maincard-title{font-size:24px;line-height:32px;font-weight:700;letter-spacing:-.01em;}
.maincard-meta{display:flex;align-items:center;gap:14px;font-size:14px;color:var(--muted);flex-wrap:wrap;font-variant-numeric:tabular-nums;}
.countdown{display:flex;align-items:center;gap:18px;padding:16px 20px;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-input);}
.cd-unit{display:flex;flex-direction:column;align-items:center;min-width:56px;}
.cd-num{font-size:34px;line-height:1.1;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;letter-spacing:-.02em;transition:opacity 200ms var(--ease);}
.cd-lab{font-size:12px;color:var(--muted);letter-spacing:.08em;margin-top:2px;}
.cd-sep{width:1px;height:32px;background:var(--line);}
.see-list{display:flex;flex-direction:column;gap:8px;}
.see-item{display:flex;gap:10px;font-size:15px;color:var(--text);}
.see-item i{font-style:normal;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;font-size:14px;letter-spacing:.02em;flex:0 0 auto;}
.maincard-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:2px;}

/* ============ 时间轴预告流 ============ */
.tl-list{position:relative;}
.tl-list::before{content:"";position:absolute;left:140px;top:10px;bottom:10px;width:1px;background:var(--line);}
.tl-row{position:relative;display:grid;grid-template-columns:140px 1fr;gap:32px;padding-bottom:28px;}
.tl-row:last-child{padding-bottom:0;}
.tl-date{display:flex;flex-direction:column;padding-top:14px;}
.tl-md{font-size:22px;font-weight:800;letter-spacing:-.01em;font-variant-numeric:tabular-nums;color:var(--text);}
.tl-wd{font-size:12px;color:var(--muted);letter-spacing:.08em;margin-top:2px;}
.tl-dot{position:absolute;left:136px;top:22px;width:10px;height:10px;border-radius:50%;background:var(--brand);border:2px solid var(--paper);z-index:2;}
.tl-dot.is-live{background:var(--accent);animation:pulse 2s infinite;}
.tl-card{
  display:grid;grid-template-columns:220px 1fr auto;gap:20px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:16px;
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand);}
.tl-thumb{aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:var(--brand-050);}
.tl-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease);}
.tl-card:hover .tl-thumb img{transform:scale(1.03);}
.tl-card.is-ended .tl-thumb img{filter:saturate(.55);}
.tl-body{display:flex;flex-direction:column;gap:8px;min-width:0;}
.tl-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.tl-time{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.tl-title{font-size:18px;font-weight:600;line-height:1.5;}
.tl-points{font-size:14px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.tl-count{font-size:13px;color:var(--accent);font-weight:600;font-variant-numeric:tabular-nums;}
.tl-arrow{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--muted);transition:all 240ms var(--ease);}
.tl-card:hover .tl-arrow{background:var(--brand);border-color:var(--brand);color:#fff;}

/* ============ 订阅区 ============ */
.subscribe{
  background:var(--ink-700);border:1px solid var(--dark-line);border-radius:var(--r-card);
  padding:40px 44px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;color:var(--dark-text);
}
.subscribe h2{font-size:26px;line-height:34px;font-weight:700;color:#fff;}
.subscribe p{margin-top:10px;font-size:15px;color:var(--dark-muted);}
.sub-form{display:flex;gap:12px;flex-wrap:wrap;}
.sub-input{
  flex:1 1 240px;height:48px;padding:0 16px;border-radius:var(--r-input);
  border:1px solid var(--dark-line);background:rgba(255,255,255,.05);color:#fff;outline:none;
  transition:border-color 240ms var(--ease),box-shadow 240ms var(--ease);
}
.sub-input::placeholder{color:#7C8785;}
.sub-input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(18,183,155,.22);}
.sub-note{margin-top:12px;font-size:13px;color:var(--dark-muted);}
.sub-note a{color:var(--brand);border-bottom:1px solid rgba(18,183,155,.4);}
.sub-states{display:flex;gap:16px;margin-top:14px;font-size:13px;flex-wrap:wrap;}
.sub-states .st-ok{color:var(--brand);}
.sub-states .st-err{color:var(--accent);}
.sub-states .st-load{color:var(--dark-muted);}

/* ============ 回放区 ============ */
.replay-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:24px;align-items:stretch;}
.rp-big{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--card);transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);}
.rp-big:hover,.rp-small:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand);}
.rp-big-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-050);}
.rp-big-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease);}
.rp-big:hover .rp-big-media img{transform:scale(1.03);}
.rp-big-body{padding:24px 26px;}
.rp-big-body h3{font-size:22px;line-height:1.4;font-weight:700;}
.rp-big-body p{margin-top:10px;font-size:15px;color:var(--muted);}
.rp-col{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.rp-small{border-radius:var(--r-card);border:1px solid var(--line);background:var(--card);overflow:hidden;display:grid;grid-template-columns:44% 1fr;transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);}
.rp-small-media{position:relative;overflow:hidden;background:var(--brand-050);}
.rp-small-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease);}
.rp-small:hover .rp-small-media img{transform:scale(1.03);}
.rp-small-body{padding:18px;display:flex;flex-direction:column;gap:8px;justify-content:center;}
.rp-small-body h3{font-size:16px;line-height:1.5;font-weight:600;}
.rp-dur{position:absolute;right:10px;bottom:10px;background:rgba(10,12,16,.82);color:#fff;font-size:12px;border-radius:6px;padding:3px 8px;font-variant-numeric:tabular-nums;}
.rp-date{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;}
.rp-enter{font-size:14px;color:var(--brand-deep);font-weight:600;}

/* ============ 最新信息（CMS） ============ */
.cms-list{border-top:1px solid var(--line);}
.cms-row{
  display:grid;grid-template-columns:60px 1fr auto;gap:20px;align-items:center;
  padding:22px 8px;border-bottom:1px solid var(--line);position:relative;
  transition:background-color 240ms var(--ease);
}
.cms-row::before{content:"";position:absolute;left:0;top:0;bottom:0;width:1px;background:var(--line);transition:background-color 240ms var(--ease);}
.cms-row:hover{background:#FFF;}
.cms-row:hover::before{background:var(--brand);}
.cms-index{font-size:14px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:.04em;}
.cms-body{min-width:0;}
.cms-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px;}
.cms-meta time{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;}
.cms-body h3{font-size:18px;font-weight:600;line-height:1.5;transition:color 240ms var(--ease);}
.cms-row:hover .cms-body h3{color:var(--brand-deep);}
.cms-body p{margin-top:6px;font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.cms-arrow{color:var(--muted);font-size:14px;transition:transform 240ms var(--ease),color 240ms var(--ease);}
.cms-row:hover .cms-arrow{transform:translateX(4px);color:var(--brand);}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:64px 20px;text-align:center;color:var(--muted);}
.empty-state i{font-size:42px;color:var(--line);}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 0 16px 0;font-size:16px;font-weight:600;transition:color 240ms var(--ease),padding-left 240ms var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:400;color:var(--muted);transition:transform 240ms var(--ease),color 240ms var(--ease);
  flex:0 0 auto;line-height:1;
}
.faq-item[open] summary{color:var(--brand-deep);padding-left:12px;border-left:3px solid var(--brand);}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--brand);}
.faq-body{padding:0 0 22px 12px;font-size:15px;color:var(--muted);line-height:1.85;}

/* ============ 底部 CTA ============ */
.cta-bar{
  background:var(--ink-900);border-radius:var(--r-img);padding:48px 52px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;color:var(--dark-text);
  position:relative;overflow:hidden;
}
.cta-bar::before{
  content:"";position:absolute;right:-40px;top:-40px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,183,155,.16) 0%,rgba(18,183,155,0) 70%);
}
.cta-bar h2{font-size:28px;line-height:36px;font-weight:700;color:#fff;position:relative;z-index:1;}
.cta-bar p{margin-top:8px;font-size:15px;color:var(--dark-muted);position:relative;z-index:1;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:var(--dark-muted);padding:72px 0 40px;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:800;margin-bottom:14px;}
.foot-desc{font-size:14px;line-height:1.85;color:var(--dark-muted);max-width:300px;}
.foot-title{font-size:14px;font-weight:700;color:#fff;letter-spacing:.02em;margin-bottom:18px;}
.foot-links{display:flex;flex-direction:column;gap:12px;}
.foot-links a{font-size:14px;color:var(--dark-muted);position:relative;display:inline-block;width:fit-content;transition:color 240ms var(--ease);}
.foot-links a::after{content:"";position:absolute;left:0;bottom:-2px;height:1px;width:0;background:var(--brand);transition:width 240ms var(--ease);}
.foot-links a:hover{color:var(--brand);}
.foot-links a:hover::after{width:100%;}
.foot-contact{font-size:14px;line-height:2;color:var(--dark-muted);}
.foot-sub{display:flex;gap:10px;margin-top:16px;}
.foot-sub input{
  flex:1;height:44px;padding:0 14px;border-radius:var(--r-input);border:1px solid var(--dark-line);
  background:rgba(255,255,255,.05);color:#fff;outline:none;font-size:14px;transition:border-color 240ms var(--ease);
}
.foot-sub input::placeholder{color:#6E7977;}
.foot-sub input:focus{border-color:var(--brand);}
.foot-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid var(--dark-line);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px;color:#6E7977;
}
.foot-bottom .fb-right{display:flex;gap:20px;flex-wrap:wrap;}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(8px);transition:opacity 400ms var(--ease),transform 400ms var(--ease);}
.reveal.is-in{opacity:1;transform:translateY(0);}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  .reveal{opacity:1;transform:none;}
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .nav-menu,.nav-search{display:none;}
  .burger{display:flex;}
  .hero{padding:120px 0 72px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-left,.hero-right{grid-column:span 12;}
  .hero h1{font-size:36px;line-height:44px;}
  .maincard{grid-template-columns:1fr;}
  .maincard-media,.maincard-body{grid-column:span 12;}
  .maincard-body{padding:26px 24px;}
  .replay-grid{grid-template-columns:1fr;}
  .rp-col{grid-template-rows:none;grid-template-columns:1fr 1fr;}
  .faq-wrap{grid-template-columns:1fr;gap:32px;}
  .subscribe{grid-template-columns:1fr;padding:32px 28px;gap:24px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .site-container{padding:0 20px;}
  .section{padding:64px 0;}
  .sec-title{font-size:24px;line-height:32px;}
  .hero h1{font-size:30px;line-height:38px;}
  .hero-stats{gap:24px;}
  .hero-cover{aspect-ratio:16/10;}
  .cd-num{font-size:26px;}
  .cd-unit{min-width:44px;}
  .countdown{gap:10px;padding:12px 14px;}
  .tl-list::before,.tl-dot{display:none;}
  .tl-row{grid-template-columns:1fr;gap:12px;}
  .tl-date{flex-direction:row;align-items:baseline;gap:10px;padding-top:0;}
  .tl-md{font-size:18px;}
  .tl-card{grid-template-columns:1fr;gap:14px;}
  .tl-thumb{aspect-ratio:16/9;}
  .tl-points{white-space:normal;}
  .tl-arrow{display:none;}
  .rp-col{grid-template-columns:1fr;}
  .rp-small{grid-template-columns:1fr;}
  .cms-row{grid-template-columns:1fr;gap:10px;padding:20px 0;}
  .cms-index{font-size:13px;}
  .cms-arrow{display:none;}
  .cta-bar{padding:32px 24px;}
  .cta-bar h2{font-size:22px;line-height:30px;}
}
@media (max-width:520px){
  .foot-grid{grid-template-columns:1fr;}
  .hero-btns .btn{flex:1 1 auto;}
  .hero-stats{flex-wrap:wrap;gap:20px 28px;}
  .maincard-actions .btn{flex:1 1 100%;}
}
@media (max-width:360px){
  .site-container{padding:0 16px;}
  .hero h1{font-size:26px;line-height:34px;}
}

/* roulang page: article */
:root{
    --ink-900:#0A0C10;
    --ink-700:#161A20;
    --brand:#12B79B;
    --brand-deep:#0B8E79;
    --brand-050:#E6F7F3;
    --accent:#FF6A3D;
    --accent-050:#FFEDE6;
    --paper:#F6F7F5;
    --card:#FFFFFF;
    --line:#E5E8E6;
    --text:#14181C;
    --muted:#616B72;
    --dark-text:#F2F4F3;
    --dark-muted:#A7B0AE;
    --r-card:16px;
    --r-btn:10px;
    --r-pill:999px;
    --sh-1:0 1px 2px rgba(10,12,16,.06);
    --sh-2:0 14px 36px rgba(10,12,16,.10);
    --ease:240ms cubic-bezier(.2,.8,.2,1);
    --ease-slow:400ms cubic-bezier(.2,.8,.2,1);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--paper);
    color:var(--text);
    font-family:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border-style:none}
  a{color:inherit;text-decoration:none}
  button,input{font:inherit;color:inherit}
  ul,ol{margin:0;padding:0}
  h1,h2,h3,h4,p{margin:0}
  .num{font-variant-numeric:tabular-nums;letter-spacing:.01em}
  .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
  .skip{position:absolute;left:-9999px;top:0;background:var(--ink-900);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:200}
  .skip:focus{left:0}

  .site-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
  @media (min-width:1440px){.site-container{max-width:1280px}}
  @media (max-width:640px){.site-container{padding:0 20px}}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;top:0;z-index:100;
    background:rgba(246,247,245,.94);
    backdrop-filter:saturate(160%) blur(8px);
    border-bottom:1px solid var(--line);
    transition:background var(--ease),box-shadow var(--ease),border-color var(--ease);
  }
  .header-inner{display:flex;align-items:center;gap:24px;height:64px}
  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
  .brand-mark{
    width:26px;height:26px;border-radius:9px;flex-shrink:0;
    background:
      radial-gradient(circle at 30% 30%, #ffffff 0 1.5px, transparent 1.6px),
      radial-gradient(circle at 70% 62%, rgba(255,255,255,.85) 0 1.2px, transparent 1.3px),
      linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);
    box-shadow:inset 0 0 0 1px rgba(255,255,255,.18);
  }
  .brand-name{font-size:16px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
  .nav-menu{display:flex;align-items:center;gap:22px;margin-left:8px}
  .nav-link{position:relative;padding:6px 2px;font-size:15px;color:var(--muted);transition:color var(--ease);white-space:nowrap}
  .nav-link::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--brand);transition:width var(--ease)}
  .nav-link:hover{color:var(--text)}
  .nav-link:hover::after{width:100%}
  .nav-link.is-active{color:var(--brand-deep);font-weight:600}
  .nav-link.is-active::after{width:100%}
  .header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
  .header-search{position:relative;display:flex;align-items:center}
  .header-search input{
    width:180px;height:40px;padding:0 14px;border-radius:var(--r-btn);
    border:1px solid var(--line);background:var(--card);color:var(--text);
    font-size:14px;transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
  }
  .header-search input::placeholder{color:var(--muted)}
  .header-search input:focus{outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px var(--brand-050)}
  .burger{
    display:none;width:44px;height:44px;border-radius:var(--r-btn);
    border:1px solid var(--line);background:var(--card);
    align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
    transition:border-color var(--ease),background var(--ease);
  }
  .burger span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform var(--ease),opacity var(--ease)}
  .burger:hover{border-color:var(--brand);background:var(--brand-050)}

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:44px;padding:0 24px;border-radius:var(--r-btn);
    font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
    transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
    white-space:nowrap;
  }
  .btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
  .btn-primary{background:var(--brand);color:#fff}
  .btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px)}
  .btn-outline{border-color:var(--line);color:var(--text);background:var(--card)}
  .btn-outline:hover{background:var(--brand-050);border-color:var(--brand)}
  .btn-ghost{border-color:rgba(255,255,255,.24);color:#fff;background:transparent}
  .btn-ghost:hover{background:#fff;color:var(--ink-900);border-color:#fff}
  .btn-accent{background:var(--accent);color:#fff}
  .btn-accent:hover{background:#e95a30;transform:translateY(-1px)}
  .btn-sm{height:38px;padding:0 16px;font-size:14px}

  /* ---------- Mobile drawer ---------- */
  .drawer-mask{
    position:fixed;inset:0;background:rgba(10,12,16,.56);opacity:0;visibility:hidden;
    transition:opacity var(--ease),visibility var(--ease);z-index:150;
  }
  .drawer-mask.is-open{opacity:1;visibility:visible}
  .mobile-drawer{
    position:fixed;top:0;right:0;height:100%;width:84vw;max-width:320px;
    background:var(--card);z-index:160;transform:translateX(102%);
    transition:transform var(--ease-slow);display:flex;flex-direction:column;
    padding:20px;overflow-y:auto;
  }
  .mobile-drawer.is-open{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
  .drawer-title{font-size:14px;letter-spacing:.08em;color:var(--muted)}
  .drawer-close{width:44px;height:44px;border-radius:var(--r-btn);border:1px solid var(--line);background:var(--card);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--muted)}
  .drawer-close:hover{border-color:var(--brand);color:var(--brand-deep)}
  .drawer-nav{display:flex;flex-direction:column;margin:8px 0 16px}
  .drawer-nav a{
    min-height:48px;display:flex;align-items:center;justify-content:space-between;
    border-bottom:1px solid var(--line);font-size:16px;color:var(--text);
  }
  .drawer-nav a:hover{color:var(--brand-deep)}
  .drawer-nav a.is-active{color:var(--brand-deep);font-weight:600}
  .drawer-block{border-top:1px solid var(--line);padding-top:16px;margin-top:8px;font-size:14px;color:var(--muted)}
  .drawer-block p{margin-bottom:8px}
  .drawer-form{display:flex;gap:8px;margin-top:10px}
  .drawer-form input{flex:1;height:44px;border-radius:var(--r-btn);border:1px solid var(--line);padding:0 12px;font-size:14px;background:var(--paper)}
  .drawer-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-050)}

  /* ---------- Breadcrumb ---------- */
  .crumb-bar{padding:20px 0 0}
  .crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
  .crumb a{color:var(--muted);position:relative;transition:color var(--ease)}
  .crumb a::after{content:"";position:absolute;left:0;bottom:-2px;height:1px;width:0;background:var(--brand);transition:width var(--ease)}
  .crumb a:hover{color:var(--brand-deep)}
  .crumb a:hover::after{width:100%}
  .crumb .sep{color:#c3cac7}
  .crumb .current{color:var(--muted)}

  /* ---------- Article head ---------- */
  .article-head{padding:28px 0 0;max-width:820px}
  .article-badge{
    display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
    border-radius:var(--r-pill);background:var(--brand-050);color:var(--brand-deep);
    font-size:12px;letter-spacing:.08em;font-weight:600;
  }
  .article-title{
    margin:16px 0 0;font-size:38px;line-height:1.3;font-weight:800;letter-spacing:-.02em;
  }
  .article-meta{
    display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;
    margin-top:16px;font-size:14px;color:var(--muted);
  }
  .article-meta span{display:inline-flex;align-items:center;gap:6px}
  .article-meta .dot{width:4px;height:4px;border-radius:50%;background:#cfd5d2}
  .head-rule{height:1px;background:var(--line);margin:24px 0 0}

  /* ---------- Article body ---------- */
  .article-wrap{padding:40px 0 0}
  .article-body{
    max-width:760px;margin:0 auto;font-size:16px;line-height:1.8;color:var(--text);
  }
  .article-body > * + *{margin-top:1.4em}
  .article-body p{margin:0}
  .article-body h2{
    position:relative;margin:2.2em 0 .8em;padding-left:16px;
    font-size:26px;line-height:1.4;font-weight:700;letter-spacing:-.01em;
  }
  .article-body h2::before{
    content:"";position:absolute;left:0;top:.28em;width:4px;height:20px;border-radius:2px;background:var(--brand);
  }
  .article-body h3{margin:1.8em 0 .6em;font-size:20px;line-height:1.5;font-weight:600}
  .article-body h4{margin:1.4em 0 .5em;font-size:17px;font-weight:600}
  .article-body ul,.article-body ol{padding-left:1.4em}
  .article-body li{margin:.4em 0}
  .article-body ul{list-style:disc}
  .article-body ol{list-style:decimal}
  .article-body ul ul{list-style:circle}
  .article-body a{
    color:var(--brand-deep);border-bottom:1px solid rgba(18,183,155,.4);
    transition:color var(--ease),border-color var(--ease);
  }
  .article-body a:hover{color:var(--brand);border-color:var(--brand)}
  .article-body blockquote{
    margin:1.6em 0;padding:16px 20px;border-left:3px solid var(--brand);
    background:var(--brand-050);border-radius:0 12px 12px 0;color:#25322f;
  }
  .article-body blockquote p{margin:0}
  .article-body img{border-radius:var(--r-card);margin:1.6em auto;height:auto}
  .article-body figure{margin:1.6em 0}
  .article-body figcaption{margin-top:10px;text-align:center;font-size:12px;color:var(--muted)}
  .article-body table{
    width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
    border:1px solid var(--line);border-radius:12px;overflow:hidden;
  }
  .article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
  .article-body th{background:var(--paper);font-weight:600}
  .article-body code{
    background:var(--paper);border:1px solid var(--line);border-radius:6px;
    padding:1px 6px;font-size:14px;
  }
  .article-body hr{border:0;height:1px;background:var(--line);margin:2em 0}

  /* ---------- Empty state ---------- */
  .empty-state{
    text-align:center;padding:64px 24px;border:1px dashed var(--line);
    border-radius:var(--r-card);background:var(--card);
  }
  .empty-icon{
    width:48px;height:48px;margin:0 auto 16px;border-radius:14px;
    display:flex;align-items:center;justify-content:center;
    background:var(--brand-050);color:var(--brand-deep);font-size:22px;
  }
  .empty-title{font-size:20px;font-weight:700}
  .empty-desc{margin:10px 0 22px;font-size:15px;color:var(--muted)}

  /* ---------- Article footer ---------- */
  .article-foot{max-width:760px;margin:48px auto 0;padding-top:24px;border-top:1px solid var(--line)}
  .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
  .tag{
    display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);
    background:#EDEFEE;color:var(--text);font-size:12px;letter-spacing:.04em;
    transition:background var(--ease),color var(--ease);
  }
  .tag:hover{background:var(--brand-050);color:var(--brand-deep)}
  .foot-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px}
  .act-btn{
    display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 18px;
    border-radius:var(--r-btn);border:1px solid var(--line);background:var(--card);
    font-size:14px;font-weight:600;cursor:pointer;
    transition:background var(--ease),border-color var(--ease),color var(--ease),transform var(--ease);
  }
  .act-btn:hover{background:var(--brand-050);border-color:var(--brand);color:var(--brand-deep);transform:translateY(-1px)}
  .act-btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
  .foot-actions .push{margin-left:auto}

  /* ---------- Related ---------- */
  .related{padding:64px 0 0}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
  .section-title{font-size:24px;font-weight:700;letter-spacing:-.01em}
  .section-sub{margin-top:6px;font-size:14px;color:var(--muted)}
  .more-link{font-size:14px;font-weight:600;color:var(--brand-deep);position:relative}
  .more-link::after{content:"";position:absolute;left:0;bottom:-3px;height:1px;width:0;background:var(--brand);transition:width var(--ease)}
  .more-link:hover::after{width:100%}
  .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .related-card{
    display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
    border-radius:var(--r-card);overflow:hidden;
    transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  }
  .related-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand)}
  .card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-050)}
  .card-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease-slow)}
  .related-card:hover .card-media img{transform:scale(1.03)}
  .card-body{padding:16px 18px 18px}
  .card-title{font-size:17px;font-weight:600;line-height:1.55}
  .card-date{margin-top:10px;font-size:13px;color:var(--muted)}
  .card-more{margin-top:12px;font-size:14px;font-weight:600;color:var(--brand-deep)}

  /* ---------- CTA band ---------- */
  .cta-wrap{padding:80px 0 0}
  .cta-band{
    background:var(--ink-900);border-radius:20px;color:var(--dark-text);
    position:relative;overflow:hidden;
  }
  .cta-band::before{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
    background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);
    background-size:24px 24px;
  }
  .cta-inner{
    position:relative;display:flex;align-items:center;justify-content:space-between;
    gap:32px;padding:44px 40px;
  }
  .cta-title{font-size:26px;font-weight:700;line-height:1.4}
  .cta-desc{margin-top:10px;font-size:15px;color:var(--dark-muted);max-width:52ch}
  .cta-actions{display:flex;gap:12px;flex-wrap:wrap}

  /* ---------- Footer ---------- */
  .site-footer{
    margin-top:88px;background:var(--ink-900);color:var(--dark-text);
    position:relative;overflow:hidden;padding:72px 0 40px;
  }
  .site-footer::before{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.45;
    background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);
    background-size:26px 26px;
  }
  .foot-grid{
    position:relative;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;
  }
  .foot-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800;color:#fff}
  .foot-desc{margin-top:14px;font-size:14px;line-height:1.8;color:var(--dark-muted);max-width:36ch}
  .foot-title{font-size:14px;font-weight:600;letter-spacing:.08em;color:#fff;margin-bottom:16px}
  .foot-links{display:flex;flex-direction:column;gap:10px}
  .foot-links a{
    font-size:14px;color:var(--dark-muted);position:relative;width:fit-content;
    transition:color var(--ease);
  }
  .foot-links a::after{content:"";position:absolute;left:0;bottom:-2px;height:1px;width:0;background:var(--brand);transition:width var(--ease)}
  .foot-links a:hover{color:var(--brand)}
  .foot-links a:hover::after{width:100%}
  .foot-contact{font-size:14px;color:var(--dark-muted);display:flex;flex-direction:column;gap:6px}
  .foot-sub{display:flex;gap:10px;margin-top:14px}
  .foot-sub input{
    flex:1;min-width:0;height:38px;border-radius:var(--r-btn);padding:0 12px;font-size:14px;
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);color:#fff;
    transition:border-color var(--ease),background var(--ease);
  }
  .foot-sub input::placeholder{color:#8b949a}
  .foot-sub input:focus{outline:none;border-color:var(--brand);background:rgba(255,255,255,.1)}
  .foot-bottom{
    position:relative;margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    font-size:13px;color:var(--dark-muted);
  }
  .fb-right{display:flex;gap:20px;flex-wrap:wrap}

  /* ---------- Back to top ---------- */
  .to-top{
    position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:var(--r-btn);
    background:var(--card);border:1px solid var(--line);color:var(--muted);cursor:pointer;
    display:flex;align-items:center;justify-content:center;font-size:16px;z-index:90;
    opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease),transform var(--ease),border-color var(--ease),color var(--ease);
  }
  .to-top.is-visible{opacity:1;visibility:visible}
  .to-top:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-2px)}

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

  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition-duration:0ms!important}
    .reveal{opacity:1;transform:none}
    html{scroll-behavior:auto}
  }

  /* ---------- Responsive ---------- */
  @media (max-width:1024px){
    .nav-menu{display:none}
    .header-search{display:none}
    .burger{display:flex}
    .header-inner{height:60px}
    .article-title{font-size:32px}
    .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
    .cta-inner{flex-direction:column;align-items:flex-start;padding:36px 28px}
  }
  @media (max-width:900px){
    .related-grid{display:flex;overflow-x:auto;gap:16px;scroll-snap-type:x mandatory;padding-bottom:10px}
    .related-card{flex:0 0 78%;scroll-snap-align:start}
    .article-title{font-size:28px}
  }
  @media (max-width:640px){
    .article-head{padding-top:20px}
    .article-title{font-size:26px;line-height:1.35}
    .article-meta{gap:6px 14px;font-size:13px}
    .article-wrap{padding-top:28px}
    .article-body h2{font-size:22px}
    .article-body h3{font-size:18px}
    .article-body table{display:block;overflow-x:auto}
    .cta-wrap{padding-top:56px}
    .site-footer{margin-top:64px;padding:56px 0 32px}
    .foot-grid{grid-template-columns:1fr;gap:32px}
    .foot-bottom{flex-direction:column;align-items:flex-start}
    .foot-actions .push{margin-left:0}
    .to-top{right:16px;bottom:16px}
  }
  @media (max-width:360px){
    .site-container{padding:0 16px}
    .article-title{font-size:23px}
    .cta-actions .btn{width:100%}
  }

/* roulang page: category1 */
:root{
    --ink-900:#0A0C10;
    --ink-700:#161A20;
    --brand:#12B79B;
    --brand-deep:#0B8E79;
    --brand-050:#E6F7F3;
    --accent:#FF6A3D;
    --accent-050:#FFEDE6;
    --paper:#F6F7F5;
    --card:#FFFFFF;
    --line:#E5E8E6;
    --line-dark:rgba(255,255,255,0.08);
    --text:#14181C;
    --muted:#616B72;
    --on-dark:#F2F4F3;
    --on-dark-muted:#A7B0AE;
    --r-card:16px;
    --r-btn:10px;
    --r-input:12px;
    --r-lg:20px;
    --sh-1:0 1px 2px rgba(10,12,16,.06);
    --sh-2:0 14px 36px rgba(10,12,16,.10);
    --ease:cubic-bezier(.2,.8,.2,1);
    --nav-h:64px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:1.8;
    color:var(--text);
    background:var(--paper);
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;}
  a{color:inherit;text-decoration:none;}
  button{font-family:inherit;}
  .mono{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;letter-spacing:.01em;}
  .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
  .no-scroll{overflow:hidden;}

  .site-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
  @media (min-width:1440px){.site-container{max-width:1280px;}}

  /* ---------- header ---------- */
  .site-header{
    position:fixed;inset:0 0 auto 0;z-index:80;height:var(--nav-h);
    display:flex;align-items:center;
    background:transparent;border-bottom:1px solid transparent;
    transition:background-color .2s var(--ease),border-color .2s var(--ease),height .2s var(--ease);
  }
  .site-header.is-solid{
    height:56px;background:var(--paper);border-bottom-color:var(--line);
  }
  .header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;}
  .header-left{display:flex;align-items:center;gap:36px;min-width:0;}
  .header-right{display:flex;align-items:center;gap:12px;}

  .logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;padding:6px 0;}
  .brand-mark{
    width:12px;height:12px;border-radius:4px;flex-shrink:0;
    background:linear-gradient(135deg,var(--brand),var(--brand-deep));
    box-shadow:0 0 0 4px rgba(18,183,155,.14);
  }
  .logo-text{
    font-size:17px;font-weight:800;letter-spacing:-.01em;color:#fff;
    transition:color .2s var(--ease);white-space:nowrap;
  }
  .site-header.is-solid .logo-text{color:var(--text);}

  .nav-menu{display:flex;align-items:center;gap:28px;}
  .nav-link{
    position:relative;font-size:15px;font-weight:500;line-height:1;
    padding:10px 0;color:rgba(255,255,255,.72);
    transition:color .2s var(--ease);
  }
  .site-header.is-solid .nav-link{color:var(--muted);}
  .nav-link::after{
    content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;border-radius:2px;
    background:var(--brand);transform:scaleX(0);transform-origin:left;
    transition:transform .24s var(--ease);
  }
  .nav-link:hover{color:var(--brand);}
  .nav-link.is-active{color:var(--brand);font-weight:600;}
  .nav-link.is-active::after{transform:scaleX(1);}

  .nav-search{
    display:flex;align-items:center;gap:8px;height:38px;padding:0 14px;
    border:1px solid rgba(255,255,255,.24);border-radius:999px;
    transition:border-color .2s var(--ease),background-color .2s var(--ease);
  }
  .nav-search i{font-size:13px;color:rgba(255,255,255,.7);}
  .nav-search input{
    width:130px;border:0;outline:none;background:transparent;color:#fff;
    font-size:14px;font-family:inherit;
  }
  .nav-search input::placeholder{color:rgba(255,255,255,.6);}
  .site-header.is-solid .nav-search{border-color:var(--line);background:var(--card);}
  .site-header.is-solid .nav-search i{color:var(--muted);}
  .site-header.is-solid .nav-search input{color:var(--text);}
  .site-header.is-solid .nav-search input::placeholder{color:var(--muted);}
  .nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-050);}

  .nav-toggle{
    display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,.24);
    border-radius:var(--r-btn);background:transparent;cursor:pointer;
    padding:0;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  }
  .nav-toggle span{display:block;width:16px;height:2px;background:#fff;border-radius:2px;transition:background-color .2s var(--ease);}
  .site-header.is-solid .nav-toggle{border-color:var(--line);}
  .site-header.is-solid .nav-toggle span{background:var(--text);}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:44px;padding:0 24px;border-radius:var(--r-btn);
    font-size:15px;font-weight:600;line-height:1;cursor:pointer;
    border:1px solid transparent;background:transparent;
    transition:background-color .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease);
  }
  .btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
  .btn-primary{background:var(--brand);color:#fff;}
  .btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);}
  .btn-accent{background:var(--accent);color:#fff;}
  .btn-accent:hover{background:#e75a2e;transform:translateY(-1px);}
  .btn-outline{border-color:var(--line);color:var(--text);background:var(--card);}
  .btn-outline:hover{background:var(--brand-050);border-color:var(--brand);color:var(--brand-deep);}
  .btn-ghost-dark{border-color:rgba(255,255,255,.24);color:#fff;}
  .btn-ghost-dark:hover{background:#fff;color:var(--ink-900);}
  .btn-sm{height:38px;padding:0 18px;font-size:14px;}
  .nav-cta{display:inline-flex;}

  /* ---------- hero ---------- */
  .page-hero{
    position:relative;background:var(--ink-900);color:var(--on-dark);
    padding:calc(var(--nav-h) + 96px) 0 72px;
    overflow:hidden;
  }
  .page-hero::before{
    content:"";position:absolute;inset:0;
    background-image:url("/assets/images/backpic/back-1.webp");
    background-size:cover;background-position:center;
    opacity:.42;
  }
  .page-hero::after{
    content:"";position:absolute;inset:0;
    background-image:linear-gradient(180deg,rgba(10,12,16,.86) 0%,rgba(10,12,16,.74) 45%,rgba(10,12,16,.95) 100%),
                     radial-gradient(circle at 18% 30%,rgba(255,255,255,.06) 1px,transparent 1px),
                     radial-gradient(circle at 62% 74%,rgba(255,255,255,.05) 1px,transparent 1px);
    background-size:auto,180px 180px,220px 220px;
  }
  .hero-inner{position:relative;z-index:2;}
  .breadcrumb{
    display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    font-size:14px;color:var(--on-dark-muted);margin-bottom:22px;
  }
  .breadcrumb a{color:var(--on-dark-muted);transition:color .2s var(--ease);}
  .breadcrumb a:hover{color:var(--brand);}
  .breadcrumb .sep{opacity:.5;}
  .breadcrumb .current{color:var(--on-dark-muted);}
  .hero-tag{
    display:inline-flex;align-items:center;gap:8px;
    font-size:12px;letter-spacing:.08em;text-transform:uppercase;
    color:var(--brand);border:1px solid rgba(18,183,155,.34);
    border-radius:999px;padding:5px 12px;margin-bottom:18px;
  }
  .hero-tag .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);animation:pulse 2s var(--ease) infinite;}
  @keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.82);}}
  .page-hero h1{
    margin:0 0 16px;font-size:44px;line-height:1.18;font-weight:800;letter-spacing:-.02em;color:#fff;
  }
  .hero-lead{max-width:680px;margin:0 0 36px;font-size:17px;color:var(--on-dark-muted);}
  .hero-stats{
    display:flex;flex-wrap:wrap;gap:20px 44px;
    padding-top:24px;border-top:1px solid var(--line-dark);
  }
  .stat{display:flex;flex-direction:column;gap:2px;min-width:88px;}
  .stat-num{font-size:26px;font-weight:800;color:#fff;line-height:1.2;font-variant-numeric:tabular-nums;}
  .stat-label{font-size:12px;letter-spacing:.08em;color:var(--on-dark-muted);}

  /* ---------- sections ---------- */
  .section{padding:88px 0;}
  .section-tight{padding:56px 0;}
  .section-dark{background:var(--ink-900);color:var(--on-dark);}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
  .section-title{margin:0;font-size:30px;line-height:1.3;font-weight:700;letter-spacing:-.01em;}
  .section-sub{margin:8px 0 0;color:var(--muted);font-size:15px;}
  .section-dark .section-sub{color:var(--on-dark-muted);}
  .section-more{
    font-size:15px;font-weight:600;color:var(--brand-deep);white-space:nowrap;
    display:inline-flex;align-items:center;gap:6px;
  }
  .section-more:hover{color:var(--brand);}

  /* ---------- date rail ---------- */
  .date-rail{
    display:flex;gap:12px;overflow-x:auto;padding:4px 2px 14px;
    scrollbar-width:thin;
  }
  .date-rail::-webkit-scrollbar{height:6px;}
  .date-rail::-webkit-scrollbar-thumb{background:#D5DAD7;border-radius:999px;}
  .date-item{
    flex:0 0 auto;min-width:104px;padding:12px 16px;border:1px solid var(--line);
    border-radius:14px;background:var(--card);text-align:left;cursor:pointer;
    transition:border-color .24s var(--ease),background-color .24s var(--ease),color .24s var(--ease),transform .24s var(--ease);
  }
  .date-item .d-day{display:block;font-size:17px;font-weight:700;font-variant-numeric:tabular-nums;}
  .date-item .d-week{display:block;font-size:12px;letter-spacing:.08em;color:var(--muted);}
  .date-item:hover{border-color:var(--brand);transform:translateY(-2px);}
  .date-item.is-active{background:var(--brand);border-color:var(--brand);color:#fff;}
  .date-item.is-active .d-week{color:rgba(255,255,255,.82);}

  /* ---------- entry list ---------- */
  .entry-list{display:flex;flex-direction:column;gap:20px;}
  .entry{
    display:grid;grid-template-columns:300px 1fr auto;gap:24px;align-items:center;
    padding:20px;background:var(--card);border:1px solid var(--line);
    border-radius:var(--r-card);box-shadow:var(--sh-1);
    transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
  }
  .entry:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand);}
  .entry-thumb{
    position:relative;display:block;border-radius:var(--r-card);overflow:hidden;
    aspect-ratio:16/9;background:var(--brand-050);
  }
  .entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
  .entry:hover .entry-thumb img{transform:scale(1.03);}
  .entry-body{min-width:0;}
  .entry-tags{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:10px;}
  .badge{
    display:inline-flex;align-items:center;gap:6px;border-radius:999px;
    font-size:12px;padding:4px 10px;line-height:1.5;font-weight:600;
  }
  .badge-soon{background:var(--accent);color:#fff;}
  .badge-soon .pulse-dot{width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 2s var(--ease) infinite;}
  .badge-upcoming{background:var(--brand-050);color:var(--brand-deep);}
  .badge-ended{background:var(--line);color:var(--muted);}
  .tag{background:var(--paper);border:1px solid var(--line);color:var(--text);border-radius:999px;font-size:12px;padding:4px 10px;line-height:1.5;}
  .entry-title{margin:0 0 8px;font-size:20px;line-height:1.4;font-weight:600;}
  .entry-title a{transition:color .2s var(--ease);}
  .entry-title a:hover{color:var(--brand-deep);}
  .entry-meta{
    display:flex;flex-wrap:wrap;align-items:center;gap:10px;
    margin:0 0 8px;font-size:14px;color:var(--muted);
  }
  .entry-meta .time{color:var(--text);font-weight:600;}
  .entry-meta .sep{width:1px;height:12px;background:var(--line);}
  .entry-points{margin:0;font-size:14px;color:var(--muted);}
  .entry-side{display:flex;flex-direction:column;align-items:flex-end;gap:12px;}
  .entry-arrow{
    width:44px;height:44px;border-radius:50%;border:1px solid var(--line);
    display:inline-flex;align-items:center;justify-content:center;
    color:var(--muted);font-size:16px;
    transition:background-color .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease);
  }
  .entry:hover .entry-arrow{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateX(2px);}
  .entry-side .side-note{font-size:12px;letter-spacing:.08em;color:var(--muted);}
  .entry-side .side-link{font-size:14px;font-weight:600;color:var(--brand-deep);}
  .entry-side .side-link:hover{color:var(--brand);}
  .entry.is-ended{background:#FBFCFB;}
  .entry.is-ended .entry-thumb img{filter:saturate(.5);opacity:.86;}
  .entry.is-ended .entry-title a{color:var(--muted);}

  /* ---------- countdown ---------- */
  .countdown{display:flex;align-items:center;gap:14px;}
  .cd-group{display:flex;flex-direction:column;align-items:center;min-width:44px;}
  .cd-num{font-size:34px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;color:var(--ink-900);transition:opacity .2s var(--ease);}
  .cd-label{font-size:12px;letter-spacing:.08em;color:var(--muted);margin-top:6px;}
  .cd-sep{width:1px;height:34px;background:var(--line);}

  /* ---------- subscribe ---------- */
  .subscribe-card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
    padding:36px;display:grid;grid-template-columns:1fr 420px;gap:36px;align-items:center;
    box-shadow:var(--sh-1);
  }
  .subscribe-card h2{margin:0 0 10px;font-size:24px;line-height:1.35;font-weight:700;}
  .subscribe-card p{margin:0;color:var(--muted);font-size:15px;}
  .sub-form{display:flex;gap:12px;}
  .sub-form input{
    flex:1;height:48px;padding:0 16px;border:1px solid var(--line);border-radius:var(--r-input);
    background:#fff;font-size:15px;font-family:inherit;color:var(--text);
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .sub-form input::placeholder{color:var(--muted);}
  .sub-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-050);}
  .sub-form .btn{height:48px;}
  .sub-note{margin:12px 0 0;font-size:12px;color:var(--muted);}
  .sub-note a{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px;}
  .form-msg{margin-top:12px;font-size:13px;border-radius:10px;padding:10px 14px;display:none;}
  .form-msg.is-error{display:block;background:var(--accent-050);color:#B23A16;}
  .form-msg.is-success{display:block;background:var(--brand-050);color:var(--brand-deep);}

  /* ---------- faq ---------- */
  .faq-layout{display:grid;grid-template-columns:340px 1fr;gap:48px;align-items:start;}
  .faq-list{border-top:1px solid var(--line);}
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-item summary{
    position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;
    min-height:56px;padding:16px 0 16px 14px;cursor:pointer;list-style:none;
    font-size:16px;font-weight:600;line-height:1.6;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::before{
    content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;
    background:var(--brand);opacity:0;transition:opacity .2s var(--ease);
  }
  .faq-item summary::after{
    content:"+";font-size:20px;font-weight:400;color:var(--muted);line-height:1;
    transition:transform .2s var(--ease),color .2s var(--ease);
  }
  .faq-item[open] summary::before{opacity:1;}
  .faq-item[open] summary::after{transform:rotate(90deg);color:var(--brand);}
  .faq-item summary:hover{color:var(--brand-deep);}
  .faq-body{padding:0 0 20px 14px;color:var(--muted);font-size:15px;}

  /* ---------- pagination ---------- */
  .pager{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;margin-top:44px;}
  .page-num{
    min-width:44px;height:44px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;
    border:1px solid var(--line);border-radius:12px;background:var(--card);
    font-size:15px;font-variant-numeric:tabular-nums;cursor:pointer;
    transition:border-color .2s var(--ease),color .2s var(--ease),background-color .2s var(--ease);
  }
  .page-num:hover{border-color:var(--brand);color:var(--brand-deep);}
  .page-num.is-current{background:var(--brand);border-color:var(--brand);color:#fff;}
  .pager-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:24px;}

  /* ---------- CTA ---------- */
  .cta-band{
    background:var(--ink-900);color:var(--on-dark);border-radius:var(--r-lg);
    padding:44px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
    position:relative;overflow:hidden;
  }
  .cta-band::before{
    content:"";position:absolute;inset:0;
    background-image:radial-gradient(circle at 20% 40%,rgba(255,255,255,.06) 1.5px,transparent 1.5px),
                     radial-gradient(circle at 74% 66%,rgba(255,255,255,.05) 1px,transparent 1px);
    background-size:190px 190px,230px 230px;
    pointer-events:none;
  }
  .cta-band h2{position:relative;margin:0 0 8px;font-size:26px;line-height:1.35;font-weight:700;color:#fff;}
  .cta-band p{position:relative;margin:0;color:var(--on-dark-muted);font-size:15px;}
  .cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:12px;}

  /* ---------- footer ---------- */
  .site-footer{background:var(--ink-900);color:var(--on-dark);padding:72px 0 40px;margin-top:0;}
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
  .foot-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff;margin-bottom:16px;}
  .foot-desc{margin:0;font-size:14px;color:var(--on-dark-muted);max-width:320px;}
  .foot-title{margin:0 0 16px;font-size:14px;font-weight:700;letter-spacing:.06em;color:#fff;}
  .foot-links{display:flex;flex-direction:column;gap:10px;}
  .foot-links a{
    position:relative;font-size:14px;color:var(--on-dark-muted);width:fit-content;
    transition:color .2s var(--ease);
  }
  .foot-links a::after{
    content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--brand);
    transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);
  }
  .foot-links a:hover{color:var(--brand);}
  .foot-links a:hover::after{transform:scaleX(1);}
  .foot-contact p{margin:0 0 8px;font-size:14px;color:var(--on-dark-muted);}
  .foot-sub{display:flex;gap:10px;margin-top:14px;}
  .foot-sub input{
    flex:1;min-width:0;height:38px;padding:0 12px;border-radius:var(--r-input);
    border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.04);
    color:#fff;font-size:14px;font-family:inherit;
  }
  .foot-sub input::placeholder{color:var(--on-dark-muted);}
  .foot-sub input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(18,183,155,.18);}
  .foot-bottom{
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
    margin-top:48px;padding-top:24px;border-top:1px solid var(--line-dark);
    font-size:13px;color:var(--on-dark-muted);
  }
  .fb-right{display:flex;flex-wrap:wrap;gap:18px;}

  /* ---------- drawer ---------- */
  .drawer-overlay{
    position:fixed;inset:0;background:rgba(10,12,16,.56);opacity:0;visibility:hidden;
    transition:opacity .24s var(--ease),visibility .24s var(--ease);z-index:90;
  }
  .drawer-overlay.is-open{opacity:1;visibility:visible;}
  .drawer{
    position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:320px;background:var(--paper);
    z-index:100;transform:translateX(100%);transition:transform .4s var(--ease);
    display:flex;flex-direction:column;padding:20px;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:44px;height:44px;border:1px solid var(--line);background:var(--card);border-radius:var(--r-btn);
    font-size:16px;color:var(--text);cursor:pointer;
  }
  .drawer-nav{display:flex;flex-direction:column;}
  .drawer-nav a{
    display:flex;align-items:center;min-height:48px;font-size:16px;font-weight:500;
    border-bottom:1px solid var(--line);color:var(--text);
  }
  .drawer-nav a.is-active{color:var(--brand);font-weight:600;}
  .drawer-foot{margin-top:auto;padding-top:24px;display:flex;flex-direction:column;gap:12px;}
  .drawer-foot p{margin:0;font-size:13px;color:var(--muted);}

  /* ---------- reveal ---------- */
  .reveal{opacity:0;transform:translateY(8px);transition:opacity .4s var(--ease),transform .4s var(--ease);}
  .reveal.is-in{opacity:1;transform:none;}

  /* ---------- responsive ---------- */
  @media (max-width:1024px){
    .nav-menu,.nav-search{display:none;}
    .nav-toggle{display:flex;}
    .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
    .faq-layout{grid-template-columns:1fr;gap:28px;}
    .subscribe-card{grid-template-columns:1fr;gap:24px;padding:28px;}
    .entry{grid-template-columns:260px 1fr auto;gap:20px;}
  }
  @media (max-width:768px){
    .site-container{padding:0 20px;}
    .page-hero{padding:calc(var(--nav-h) + 72px) 0 56px;}
    .page-hero h1{font-size:32px;}
    .hero-lead{font-size:16px;margin-bottom:28px;}
    .section{padding:64px 0;}
    .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px;}
    .section-title{font-size:24px;}
    .entry{grid-template-columns:1fr;gap:16px;padding:16px;}
    .entry-thumb{aspect-ratio:16/9;}
    .entry-side{flex-direction:row;align-items:center;justify-content:space-between;width:100%;}
    .cd-num{font-size:28px;}
    .cta-band{padding:28px;}
    .cta-band h2{font-size:22px;}
    .foot-grid{grid-template-columns:1fr;}
    .foot-bottom{flex-direction:column;align-items:flex-start;}
  }
  @media (max-width:520px){
    .page-hero h1{font-size:30px;}
    .sub-form{flex-direction:column;}
    .sub-form .btn{width:100%;}
    .hero-stats{gap:16px 28px;}
    .stat-num{font-size:22px;}
    .entry-title{font-size:18px;}
    .cta-actions{width:100%;}
    .cta-actions .btn{width:100%;}
  }
  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{animation:none !important;transition:none !important;}
    .reveal{opacity:1;transform:none;}
    html{scroll-behavior:auto;}
  }

/* roulang page: category2 */
:root{
  --ink-900:#0A0C10;
  --ink-700:#161A20;
  --brand:#12B79B;
  --brand-deep:#0B8E79;
  --brand-050:#E6F7F3;
  --accent:#FF6A3D;
  --accent-050:#FFEDE6;
  --paper:#F6F7F5;
  --card:#FFFFFF;
  --line:#E5E8E6;
  --text:#14181C;
  --muted:#616B72;
  --dark-text:#F2F4F3;
  --dark-muted:#A7B0AE;
  --r-card:16px;
  --r-btn:10px;
  --r-img:20px;
  --sh-1:0 1px 2px rgba(10,12,16,.06);
  --sh-2:0 14px 36px rgba(10,12,16,.10);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
.site-container{max-width:1200px;margin:0 auto;padding:0 32px;width:100%}
@media (min-width:1440px){.site-container{max-width:1280px}}
@media (max-width:640px){.site-container{padding:0 20px}}

/* ---------- 按钮系统 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background-color .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease);
}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#ef5a2d;transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text);background:#fff}
.btn-ghost:hover{background:var(--brand-050);border-color:var(--brand)}
.btn-dark-ghost{background:transparent;border-color:rgba(255,255,255,.24);color:#fff}
.btn-dark-ghost:hover{background:#fff;color:var(--ink-900);border-color:#fff}
.btn-sm{height:38px;padding:0 18px;font-size:14px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:transparent;border-bottom:1px solid transparent;
  transition:background-color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.site-header .header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:64px;transition:height .2s var(--ease)}
.site-header.is-scrolled{background:var(--paper);border-bottom-color:var(--line);box-shadow:0 1px 0 rgba(10,12,16,.02)}
.site-header.is-scrolled .header-inner{height:56px}
.site-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:13px;height:13px;border-radius:4px;background:var(--brand);
  display:inline-block;transform:rotate(45deg);
}
.logo-text{font-size:17px;font-weight:800;letter-spacing:-.01em;color:#fff;transition:color .2s var(--ease)}
.site-header.is-scrolled .logo-text{color:var(--text)}
.nav-menu{display:flex;align-items:center;gap:26px}
.nav-link{
  position:relative;font-size:15px;font-weight:500;padding:9px 0;
  color:rgba(255,255,255,.76);transition:color .24s var(--ease);
}
.site-header.is-scrolled .nav-link{color:var(--muted)}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:700}
.nav-link.is-active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-search{
  display:flex;align-items:center;gap:6px;height:40px;padding:0 12px;
  border:1px solid rgba(255,255,255,.24);border-radius:999px;
  transition:border-color .24s var(--ease),background-color .24s var(--ease);
}
.site-header.is-scrolled .nav-search{border-color:var(--line);background:#fff}
.nav-search:focus-within{border-color:var(--brand);background:var(--brand-050)}
.nav-search input{
  width:112px;border:0;background:transparent;outline:none;font-size:14px;
  color:#fff;
}
.site-header.is-scrolled .nav-search input{color:var(--text)}
.nav-search input::placeholder{color:rgba(255,255,255,.62)}
.site-header.is-scrolled .nav-search input::placeholder{color:var(--muted)}
.nav-search button{border:0;background:transparent;cursor:pointer;display:inline-flex;padding:4px;color:rgba(255,255,255,.8)}
.site-header.is-scrolled .nav-search button{color:var(--muted)}
.nav-search button:hover{color:var(--brand)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.24);
  background:transparent;cursor:pointer;align-items:center;justify-content:center;
}
.site-header.is-scrolled .nav-toggle{border-color:var(--line);background:#fff}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.site-header.is-scrolled .nav-toggle span{background:var(--text)}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:inherit;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,12,16,.56);z-index:130;
  opacity:0;transition:opacity .2s var(--ease);
}
.drawer-mask.is-open{opacity:1}
.site-drawer{
  position:fixed;top:0;right:0;bottom:0;width:320px;max-width:84vw;z-index:140;
  background:var(--ink-900);color:var(--dark-text);
  transform:translateX(100%);transition:transform .24s var(--ease);
  padding:22px 22px 32px;display:flex;flex-direction:column;gap:8px;overflow-y:auto;
}
.site-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.08)}
.drawer-close{border:0;background:transparent;color:#fff;font-size:26px;line-height:1;cursor:pointer;width:44px;height:44px;border-radius:10px}
.drawer-close:hover{background:rgba(255,255,255,.08)}
.drawer-nav{display:flex;flex-direction:column;padding-top:8px}
.drawer-nav a{
  min-height:48px;display:flex;align-items:center;justify-content:space-between;
  font-size:16px;color:var(--dark-muted);border-bottom:1px solid rgba(255,255,255,.06);
  transition:color .24s var(--ease),padding-left .24s var(--ease);
}
.drawer-nav a:hover{color:#fff;padding-left:4px}
.drawer-nav a.is-active{color:var(--brand);font-weight:700}
.drawer-cta{margin-top:18px;width:100%}
.drawer-contact{margin-top:14px;font-size:13px;color:var(--dark-muted);line-height:1.7}

/* ---------- 页头 ---------- */
.page-hero{position:relative;background:var(--ink-900);color:var(--dark-text);overflow:hidden;isolation:isolate}
.page-hero__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;opacity:.5;z-index:0}
.page-hero__veil{
  position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(circle at 78% 22%, rgba(18,183,155,.20), transparent 46%),
    linear-gradient(180deg, rgba(10,12,16,.86) 0%, rgba(10,12,16,.78) 46%, rgba(10,12,16,.96) 100%);
}
.page-hero__deco{position:absolute;inset:0;z-index:1;opacity:.06;background-image:radial-gradient(#fff 1px, transparent 1px);background-size:22px 22px;max-height:40%}
.page-hero__inner{position:relative;z-index:2;padding-top:150px;padding-bottom:72px;max-width:900px}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--dark-muted);margin-bottom:22px;flex-wrap:wrap}
.crumb a{color:var(--dark-muted);transition:color .24s var(--ease)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{opacity:.5}
.crumb .cur{color:#fff;opacity:.72}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--brand);border:1px solid rgba(18,183,155,.4);
  background:rgba(18,183,155,.10);border-radius:999px;padding:5px 12px;
}
.page-hero h1{
  font-size:44px;line-height:1.18;font-weight:800;letter-spacing:-.02em;
  margin:20px 0 18px;color:#fff;
}
.hero-lead{font-size:17px;line-height:1.85;color:var(--dark-muted);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;
  margin-top:44px;padding-top:28px;border-top:1px solid rgba(255,255,255,.10);
}
.hero-stats .stat-num{font-size:26px;font-weight:800;letter-spacing:-.02em;color:#fff;line-height:1.2}
.hero-stats .stat-label{font-size:12px;letter-spacing:.08em;color:var(--dark-muted);margin-top:6px}

/* ---------- 区块通用 ---------- */
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px}
.section-kicker{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--brand-deep);font-weight:700}
.section-head h2{font-size:30px;line-height:1.32;font-weight:700;letter-spacing:-.01em;margin-top:12px}
.section-sub{margin-top:12px;font-size:16px;color:var(--muted);max-width:660px}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-deep);
  position:relative;padding-bottom:2px;white-space:nowrap;
}
.link-arrow::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--brand);transition:width .24s var(--ease)}
.link-arrow:hover::after{width:100%}
.link-arrow:hover{color:var(--brand)}

/* ---------- 回放错落卡 ---------- */
.rp-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;align-items:start}
.rp-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.rp-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand)}
.rp-thumb{position:relative;display:block;overflow:hidden;background:var(--brand-050);aspect-ratio:16/9}
.rp-card:nth-child(4n+3) .rp-thumb{aspect-ratio:4/3}
.rp-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.rp-card:hover .rp-thumb img{transform:scale(1.03)}
.rp-dur{
  position:absolute;left:14px;bottom:14px;background:rgba(10,12,16,.82);color:#fff;
  font-size:12px;letter-spacing:.04em;border-radius:999px;padding:4px 10px;
}
.rp-play{
  position:absolute;right:14px;bottom:14px;width:42px;height:42px;border-radius:999px;
  background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;
  transition:background-color .24s var(--ease),transform .24s var(--ease);
}
.rp-card:hover .rp-play{background:var(--brand-deep);transform:scale(1.05)}
.rp-body{padding:22px 22px 24px}
.rp-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;font-size:12px;padding:4px 10px;letter-spacing:.02em}
.badge-tag{background:var(--paper);color:var(--text);border:1px solid var(--line)}
.badge-live{background:var(--accent);color:#fff}
.badge-live .dot{width:6px;height:6px;border-radius:999px;background:#fff;animation:pulse 2s var(--ease) infinite}
.badge-soft{background:var(--brand-050);color:var(--brand-deep)}
.rp-time{font-size:13px;color:var(--muted)}
.rp-title{font-size:20px;line-height:1.42;font-weight:600;letter-spacing:-.01em}
.rp-title a{transition:color .24s var(--ease)}
.rp-title a:hover{color:var(--brand-deep)}
.rp-desc{margin-top:10px;font-size:15px;color:var(--muted);line-height:1.75}
.rp-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.rp-enter{font-size:14px;font-weight:600;color:var(--brand-deep);display:inline-flex;align-items:center;gap:6px;transition:gap .24s var(--ease)}
.rp-card:hover .rp-enter{gap:10px}
.section-more{display:flex;justify-content:center;margin-top:52px}

/* ---------- 检索步骤 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--line)}
.step{padding:30px 24px 30px 0;border-right:1px solid var(--line)}
.step:last-child{border-right:0}
.step-num{font-size:38px;font-weight:800;color:var(--brand);letter-spacing:-.03em;line-height:1}
.step h3{font-size:18px;font-weight:600;margin-top:16px}
.step p{margin-top:10px;font-size:15px;color:var(--muted)}

/* ---------- 项目速览行式列表 ---------- */
.cat-list{border-top:1px solid var(--line)}
.cat-row{
  display:grid;grid-template-columns:64px 1.4fr 1fr 1fr 44px;align-items:center;gap:20px;
  padding:20px 8px;border-bottom:1px solid var(--line);
  transition:background-color .24s var(--ease),padding-left .24s var(--ease);
}
.cat-row:hover{background:#fff;padding-left:16px}
.cat-idx{font-size:15px;font-weight:700;color:var(--brand);letter-spacing:.04em}
.cat-name{font-size:17px;font-weight:600}
.cat-name small{display:block;font-size:13px;font-weight:400;color:var(--muted);margin-top:2px}
.cat-meta{font-size:14px;color:var(--muted)}
.cat-go{justify-self:end;color:var(--muted);transition:color .24s var(--ease),transform .24s var(--ease)}
.cat-row:hover .cat-go{color:var(--brand);transform:translateX(3px)}

/* ---------- 观看说明条 ---------- */
.note-band{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px 34px;display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:0;
}
.note-item{padding:0 28px;border-right:1px solid var(--line)}
.note-item:first-child{padding-left:0}
.note-item:last-child{border-right:0;padding-right:0}
.note-item h3{font-size:17px;font-weight:600}
.note-item p{margin-top:8px;font-size:14.5px;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}
.faq-wrap h2{font-size:30px;line-height:1.32;font-weight:700;letter-spacing:-.01em}
.faq-wrap .faq-intro{margin-top:14px;font-size:15.5px;color:var(--muted);max-width:360px}
.faq{border-top:1px solid var(--line)}
.faq-item{position:relative;border-bottom:1px solid var(--line)}
.faq-toggle{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:58px;padding:16px 0 16px 16px;font-size:16px;font-weight:600;
  cursor:pointer;position:relative;transition:color .24s var(--ease);
}
.faq-q::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;
  background:var(--brand);border-radius:2px;opacity:0;transition:opacity .2s var(--ease);
}
.faq-toggle:checked ~ .faq-q::before{opacity:1}
.faq-toggle:checked ~ .faq-q{color:var(--brand-deep)}
.faq-toggle:focus-visible ~ .faq-q{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.faq-icon{position:relative;flex:0 0 16px;width:16px;height:16px;color:var(--muted)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:currentColor;border-radius:1px;transition:transform .24s var(--ease),opacity .24s var(--ease)}
.faq-icon::before{left:0;right:0;top:7px;height:2px}
.faq-icon::after{top:0;bottom:0;left:7px;width:2px}
.faq-toggle:checked ~ .faq-q .faq-icon{color:var(--brand)}
.faq-toggle:checked ~ .faq-q .faq-icon::after{transform:scaleY(0);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease)}
.faq-toggle:checked ~ .faq-a{max-height:340px}
.faq-a-inner{padding:0 40px 22px 16px;font-size:15px;color:var(--muted);line-height:1.85}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--ink-900);color:var(--dark-text);border-radius:var(--r-img);
  padding:52px 48px;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;inset:0;opacity:.06;pointer-events:none;
  background-image:radial-gradient(#fff 1px, transparent 1px);background-size:20px 20px;
  max-height:40%;
}
.cta-band h2{font-size:28px;line-height:1.35;font-weight:700;letter-spacing:-.01em;color:#fff;position:relative;z-index:1}
.cta-band p{margin-top:12px;font-size:15px;color:var(--dark-muted);position:relative;z-index:1}
.cta-form{position:relative;z-index:1}
.cta-input-row{display:flex;gap:12px;flex-wrap:wrap}
.cta-form input[type="email"]{
  flex:1 1 220px;height:48px;border-radius:12px;border:1px solid rgba(255,255,255,.20);
  background:rgba(255,255,255,.06);color:#fff;padding:0 16px;outline:none;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease),background-color .24s var(--ease);
}
.cta-form input[type="email"]::placeholder{color:rgba(255,255,255,.55)}
.cta-form input[type="email"]:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(18,183,155,.22);background:rgba(255,255,255,.10)}
.cta-note{margin-top:12px;font-size:12.5px;color:var(--dark-muted);position:relative;z-index:1}
.cta-note a{color:var(--brand);border-bottom:1px solid rgba(18,183,155,.4)}
.cta-status{margin-top:12px;font-size:13.5px;display:none;position:relative;z-index:1}
.cta-status.is-ok{display:block;color:#7BE3CD}
.cta-status.is-err{display:block;color:#FF9B7A}

/* ---------- 返回入口 ---------- */
.back-row{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:32px 0 0;border-top:1px solid var(--line);margin-top:8px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:var(--dark-muted);padding:72px 0 40px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:800}
.foot-desc{margin-top:16px;font-size:14px;line-height:1.85;color:var(--dark-muted);max-width:300px}
.foot-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.foot-links{display:flex;flex-direction:column;gap:11px}
.foot-links a{font-size:14.5px;color:var(--dark-muted);position:relative;display:inline-block;width:fit-content;transition:color .24s var(--ease)}
.foot-links a::after{content:"";position:absolute;left:0;bottom:-2px;height:1px;width:0;background:var(--brand);transition:width .24s var(--ease)}
.foot-links a:hover{color:var(--brand)}
.foot-links a:hover::after{width:100%}
.foot-contact{font-size:14px;line-height:1.9;color:var(--dark-muted);margin-bottom:16px}
.foot-sub{display:flex;gap:10px;flex-wrap:wrap}
.foot-sub input{
  flex:1 1 150px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.05);padding:0 14px;color:#fff;outline:none;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.foot-sub input::placeholder{color:rgba(255,255,255,.5)}
.foot-sub input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(18,183,155,.2)}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:52px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;color:#8B9492;
}
.fb-right{display:flex;gap:20px;flex-wrap:wrap}

/* ---------- 滚动进入 ---------- */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .4s var(--ease),transform .4s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:.45;transform:scale(.82)}
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .nav-menu{gap:18px}
  .nav-search input{width:88px}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 20px}
  .step-grid{grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--line)}
  .step{border-bottom:1px solid var(--line)}
  .step:nth-child(2n){border-right:0}
  .step:nth-child(odd){border-right:1px solid var(--line)}
  .note-band{grid-template-columns:1fr;gap:24px;padding:28px}
  .note-item{padding:0;border-right:0;border-bottom:1px solid var(--line);padding-bottom:20px}
  .note-item:last-child{border-bottom:0;padding-bottom:0}
  .faq-wrap{grid-template-columns:1fr;gap:32px}
  .cta-band{grid-template-columns:1fr;padding:40px 32px;gap:28px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:900px){
  .nav-menu{display:none}
  .nav-search{display:none}
  .nav-toggle{display:inline-flex}
  .rp-grid{grid-template-columns:1fr;gap:24px}
  .rp-card:nth-child(even){margin-top:0}
  .page-hero h1{font-size:34px;line-height:1.24}
  .section{padding:72px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:32px}
  .section-head h2{font-size:26px}
  .cat-row{grid-template-columns:44px 1fr 40px;gap:14px;row-gap:6px}
  .cat-row .cat-meta{grid-column:2/3;font-size:13px}
  .cat-row .cat-meta ~ .cat-meta{display:none}
  .cat-go{grid-row:1/3}
}
@media (max-width:640px){
  .page-hero__inner{padding-top:118px;padding-bottom:56px}
  .page-hero h1{font-size:30px;line-height:1.28}
  .hero-lead,.section-sub{font-size:16px}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:32px}
  .hero-stats .stat-num{font-size:22px}
  .step-grid{grid-template-columns:1fr}
  .step{border-right:0 !important;padding:24px 0}
  .cta-band{padding:32px 22px;border-radius:16px}
  .cta-band h2{font-size:23px}
  .cta-input-row{flex-direction:column}
  .cta-form input[type="email"]{flex:1 1 auto}
  .foot-grid{grid-template-columns:1fr;gap:32px}
  .foot-desc{max-width:none}
  .rp-body{padding:18px 18px 20px}
  .rp-title{font-size:18px}
  .faq-wrap h2{font-size:24px}
  .faq-a-inner{padding-right:10px}
}
@media (max-width:360px){
  .site-container{padding:0 14px}
  .hero-stats{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category3 */
:root{
  --ink-900:#0A0C10;
  --ink-700:#161A20;
  --brand:#12B79B;
  --brand-deep:#0B8E79;
  --brand-050:#E6F7F3;
  --accent:#FF6A3D;
  --accent-050:#FFEDE6;
  --paper:#F6F7F5;
  --card:#FFFFFF;
  --line:#E5E8E6;
  --text:#14181C;
  --muted:#616B72;
  --dark-text:#F2F4F3;
  --dark-muted:#A7B0AE;
  --r-card:16px;
  --r-btn:10px;
  --r-input:12px;
  --r-lg:20px;
  --sh-1:0 1px 2px rgba(10,12,16,.06);
  --sh-2:0 14px 36px rgba(10,12,16,.10);
  --ease:cubic-bezier(.2,.8,.2,1);
  --t:240ms cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
.site-container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
@media (min-width:1440px){.site-container{max-width:1280px}}
@media (max-width:640px){.site-container{padding:0 20px}}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  height:64px;
  display:flex;align-items:center;
  background:transparent;
  color:#fff;
  transition:background-color 200ms var(--ease),color 200ms var(--ease),height 200ms var(--ease),border-color 200ms var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  height:56px;
  background:rgba(246,247,245,.96);
  color:var(--text);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(140%) blur(6px);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.01em;white-space:nowrap}
.brand-mark{
  width:22px;height:22px;border-radius:8px;flex:none;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 60%,var(--ink-900) 100%);
  box-shadow:0 0 0 1px rgba(255,255,255,.14) inset;
}
.nav-menu{display:flex;align-items:center;gap:26px}
.nav-link{
  position:relative;font-size:15px;color:inherit;opacity:.82;
  padding:6px 0;transition:color var(--t),opacity var(--t);
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:currentColor;transition:width var(--t);
}
.nav-link:hover{color:var(--brand-deep);opacity:1}
.site-header:not(.is-scrolled) .nav-link:hover{color:var(--brand)}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--brand);opacity:1;font-weight:600}
.nav-link.is-active::after{width:100%;height:2px;background:var(--brand)}
.nav-actions{display:flex;align-items:center;gap:14px}
.icon-btn{
  width:40px;height:40px;border-radius:10px;border:1px solid transparent;
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  background:transparent;color:inherit;transition:background var(--t),border-color var(--t);
}
.icon-btn:hover{background:rgba(255,255,255,.10)}
.site-header.is-scrolled .icon-btn:hover{background:var(--brand-050)}
.site-header.is-scrolled .icon-btn{color:var(--text)}
.menu-toggle{display:none}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:320px;z-index:80;
  background:var(--card);border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform 320ms var(--ease);
  padding:24px 22px;display:flex;flex-direction:column;gap:6px;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,12,16,.56);z-index:70;
  opacity:0;visibility:hidden;transition:opacity 240ms var(--ease),visibility 240ms var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-link{
  display:flex;align-items:center;min-height:48px;font-size:16px;color:var(--text);
  border-bottom:1px solid var(--line);
}
.drawer-link.is-active{color:var(--brand-deep);font-weight:600}
.drawer-foot{margin-top:auto;padding-top:20px;color:var(--muted);font-size:13px;line-height:1.7}

@media (max-width:1024px){
  .nav-menu{display:none}
  .nav-actions .nav-cta{display:none}
  .menu-toggle{display:inline-flex}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background-color var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px)}
.btn-outline{border-color:var(--line);color:var(--text);background:transparent}
.btn-outline:hover{background:var(--brand-050);border-color:var(--brand);transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#E8551F;transform:translateY(-1px)}
.btn-ghost-dark{border-color:rgba(255,255,255,.24);color:#fff;background:transparent}
.btn-ghost-dark:hover{background:#fff;color:var(--ink-900)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}

/* ---------- badges / tags ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  border-radius:999px;font-size:12px;letter-spacing:.04em;
  padding:4px 10px;line-height:1.5;
}
.badge-soon{background:var(--brand-050);color:var(--brand-deep)}
.badge-live{background:var(--accent);color:#fff}
.badge-live::before{
  content:"";width:6px;height:6px;border-radius:50%;background:#fff;
  animation:pulse 2s var(--ease) infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.badge-ended{background:var(--line);color:var(--muted)}
.badge-plain{background:var(--paper);color:var(--text);border:1px solid var(--line)}
.tag{
  display:inline-flex;align-items:center;
  background:var(--paper);border:1px solid var(--line);border-radius:999px;
  padding:3px 12px;font-size:12px;color:var(--text);
}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;background:var(--ink-900);color:var(--dark-text);
  padding:148px 0 80px;overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;opacity:.30;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,12,16,.74) 0%,rgba(10,12,16,.94) 100%);
}
.starfield{
  position:absolute;left:0;right:0;top:0;height:40%;z-index:1;
  background-image:radial-gradient(rgba(255,255,255,.55) 1px,transparent 1px);
  background-size:28px 28px;opacity:.05;pointer-events:none;
}
.hero-inner{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--dark-muted);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb a{color:var(--dark-muted);transition:color var(--t)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:var(--dark-muted)}
.hero-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;color:var(--brand);
  border:1px solid rgba(18,183,155,.35);border-radius:999px;padding:4px 12px;margin-bottom:18px;
}
.page-hero h1{
  font-size:44px;line-height:52px;font-weight:800;letter-spacing:-.02em;
  color:#fff;max-width:820px;
}
.hero-lead{
  margin-top:18px;max-width:680px;font-size:17px;line-height:1.85;color:var(--dark-muted);
}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:44px;
  margin-top:42px;padding-top:28px;border-top:1px solid rgba(255,255,255,.08);
}
.stat-num{font-size:28px;font-weight:800;color:var(--brand);line-height:1.2}
.stat-label{font-size:12px;letter-spacing:.08em;color:var(--dark-muted);margin-top:4px}

/* ---------- section ---------- */
.section{padding:96px 0}
.section-alt{background:var(--paper)}
.section-head{max-width:720px;margin-bottom:44px}
.section-head .eyebrow{font-size:12px;letter-spacing:.08em;color:var(--brand-deep);font-weight:700;margin-bottom:10px}
h2.section-title{font-size:30px;line-height:38px;font-weight:700;letter-spacing:-.01em}
.section-sub{margin-top:12px;color:var(--muted);font-size:16px}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.more-link{font-size:14px;font-weight:600;color:var(--brand-deep);position:relative}
.more-link::after{content:"";position:absolute;left:0;bottom:-4px;height:1px;width:0;background:var(--brand);transition:width var(--t)}
.more-link:hover::after{width:100%}

/* ---------- catalog layout ---------- */
.catalog-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:56px;align-items:start}
.catalog-list{border-top:1px solid var(--line)}
.catalog-item{
  display:grid;grid-template-columns:84px minmax(0,1fr);gap:22px;
  padding:30px 0;border-bottom:1px solid var(--line);
  transition:transform var(--t),border-color var(--t);
}
.catalog-item:hover{transform:translateY(-2px);border-bottom-color:var(--brand)}
.cat-index{
  font-size:40px;font-weight:800;line-height:1;letter-spacing:-.03em;
  color:var(--brand);opacity:.85;font-variant-numeric:tabular-nums;
}
.cat-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.cat-title{font-size:20px;line-height:28px;font-weight:600}
.cat-title a{color:var(--text);transition:color var(--t)}
.cat-title a:hover{color:var(--brand-deep)}
.cat-desc{margin-top:8px;color:var(--muted);font-size:15px}
.cat-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:14px}
.cat-time{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.cat-arrow{margin-left:auto;font-size:14px;font-weight:600;color:var(--brand-deep);transition:transform var(--t)}
.catalog-item:hover .cat-arrow{transform:translateX(3px)}

/* ---------- sidebar ---------- */
.sidebar{position:sticky;top:88px;display:flex;flex-direction:column;gap:22px}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 22px 18px;
}
.side-title{font-size:15px;font-weight:700;letter-spacing:.02em;margin-bottom:14px}
.toc-link{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  min-height:44px;font-size:14px;color:var(--muted);
  border-bottom:1px solid var(--line);transition:color var(--t),padding-left var(--t);
}
.toc-link:last-child{border-bottom:none}
.toc-link:hover{color:var(--brand-deep);padding-left:6px}
.hot-item{display:block;padding:12px 0;border-bottom:1px solid var(--line);transition:transform var(--t)}
.hot-item:last-child{border-bottom:none;padding-bottom:4px}
.hot-item:hover{transform:translateX(3px)}
.hot-title{font-size:14px;font-weight:600;color:var(--text);line-height:1.6}
.hot-item:hover .hot-title{color:var(--brand-deep)}
.hot-time{font-size:12px;color:var(--muted);margin-top:4px;font-variant-numeric:tabular-nums}
.side-note{font-size:13px;color:var(--muted);line-height:1.75}

/* ---------- observe cards ---------- */
.observe-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.observe-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.observe-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-050)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease)}
.observe-card:hover .card-media img{transform:scale(1.03)}
.media-badge{
  position:absolute;right:12px;bottom:12px;
  background:rgba(10,12,16,.78);color:#fff;border-radius:999px;
  font-size:12px;padding:3px 10px;font-variant-numeric:tabular-nums;
}
.observe-body{padding:20px}
.observe-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.observe-title{font-size:18px;line-height:26px;font-weight:600}
.observe-title a{color:var(--text)}
.observe-card:hover .observe-title a{color:var(--brand-deep)}
.observe-desc{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.75}
.observe-time{margin-top:14px;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}

/* ---------- subscribe ---------- */
.sub-band{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:36px 40px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,460px);
  gap:32px;align-items:center;
}
.sub-band h3{font-size:22px;line-height:30px;font-weight:700}
.sub-band p{margin-top:10px;color:var(--muted);font-size:15px}
.sub-form{display:flex;gap:12px;flex-wrap:wrap}
.sub-form input{
  flex:1 1 240px;height:48px;border-radius:var(--r-input);
  border:1px solid var(--line);background:#fff;color:var(--text);
  padding:0 16px;font-size:15px;transition:border-color var(--t),box-shadow var(--t);
}
.sub-form input::placeholder{color:var(--muted)}
.sub-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-050)}
.form-note{margin-top:12px;font-size:13px;color:var(--muted)}
.form-note a{color:var(--brand-deep);border-bottom:1px solid rgba(18,183,155,.4)}
.form-msg{margin-top:12px;font-size:13px;border-radius:10px;padding:10px 14px}
.form-ok{background:var(--brand-050);color:var(--brand-deep)}
.form-err{background:var(--accent-050);color:#C4421C}

/* ---------- faq ---------- */
.faq-layout{display:grid;grid-template-columns:minmax(0,380px) minmax(0,1fr);gap:56px;align-items:start}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 0 16px 14px;font-size:16px;font-weight:600;
  border-left:3px solid transparent;transition:color var(--t),border-color var(--t);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-deep)}
.faq-item[open] summary{border-left-color:var(--brand)}
.faq-plus{position:relative;width:16px;height:16px;flex:none}
.faq-plus::before,.faq-plus::after{content:"";position:absolute;background:var(--brand)}
.faq-plus::before{left:0;top:7.25px;width:16px;height:1.5px}
.faq-plus::after{left:7.25px;top:0;width:1.5px;height:16px;transition:transform 200ms var(--ease),opacity 200ms var(--ease)}
.faq-item[open] .faq-plus::after{transform:rotate(90deg);opacity:0}
.faq-answer{padding:0 0 20px 14px;color:var(--muted);font-size:15px;line-height:1.85}

/* ---------- cta band ---------- */
.cta-wrap{padding:0 0 96px}
.cta-band{
  background:var(--ink-900);color:var(--dark-text);border-radius:var(--r-lg);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;
  gap:28px;flex-wrap:wrap;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,183,155,.22) 0%,transparent 68%);
}
.cta-band h3{font-size:24px;line-height:32px;font-weight:700;color:#fff;position:relative;z-index:2}
.cta-band p{margin-top:8px;color:var(--dark-muted);font-size:15px;position:relative;z-index:2}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-900);color:var(--dark-text);padding:72px 0 40px;position:relative}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:160px;
  background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:30px 30px;opacity:.04;pointer-events:none;
}
.foot-grid{position:relative;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.foot-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:#fff}
.foot-desc{margin-top:16px;font-size:14px;color:var(--dark-muted);line-height:1.85;max-width:320px}
.foot-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.foot-links{display:flex;flex-direction:column;gap:10px}
.foot-links a{
  font-size:14px;color:var(--dark-muted);position:relative;display:inline-block;
  transition:color var(--t);
}
.foot-links a::after{content:"";position:absolute;left:0;bottom:-2px;height:1px;width:0;background:var(--brand);transition:width var(--t)}
.foot-links a:hover{color:var(--brand)}
.foot-links a:hover::after{width:100%}
.foot-contact{font-size:14px;color:var(--dark-muted);line-height:1.9}
.foot-sub{display:flex;gap:10px;margin-top:16px}
.foot-sub input{
  flex:1 1 auto;min-width:0;height:40px;border-radius:10px;
  border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.04);
  color:#fff;padding:0 12px;font-size:14px;
}
.foot-sub input::placeholder{color:var(--dark-muted)}
.foot-sub input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(18,183,155,.16)}
.foot-bottom{
  position:relative;margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--dark-muted);
}
.fb-right{display:flex;gap:18px;flex-wrap:wrap}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(8px);transition:opacity 400ms var(--ease),transform 400ms var(--ease)}
.reveal.is-in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .catalog-layout{grid-template-columns:minmax(0,1fr);gap:40px}
  .sidebar{position:static}
  .observe-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .faq-layout{grid-template-columns:minmax(0,1fr);gap:32px}
  .sub-band{grid-template-columns:minmax(0,1fr);padding:30px}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:640px){
  .page-hero{padding:116px 0 60px}
  .page-hero h1{font-size:30px;line-height:38px}
  h2.section-title{font-size:24px;line-height:32px}
  .section{padding:60px 0}
  .hero-stats{gap:28px}
  .stat-num{font-size:24px}
  .catalog-item{grid-template-columns:56px minmax(0,1fr);gap:14px;padding:24px 0}
  .cat-index{font-size:30px}
  .cat-arrow{margin-left:0;width:100%}
  .observe-grid{grid-template-columns:minmax(0,1fr)}
  .cta-band{padding:32px 24px}
  .cta-wrap{padding-bottom:60px}
  .foot-grid{grid-template-columns:minmax(0,1fr);gap:32px}
  .foot-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}
@media print{
  .site-header,.mobile-drawer,.drawer-mask{display:none !important}
}

/* roulang page: category4 */
:root{
    --ink-900:#0A0C10;
    --ink-700:#161A20;
    --brand:#12B79B;
    --brand-deep:#0B8E79;
    --brand-050:#E6F7F3;
    --accent:#FF6A3D;
    --accent-050:#FFEDE6;
    --paper:#F6F7F5;
    --card:#FFFFFF;
    --line:#E5E8E6;
    --line-dark:rgba(255,255,255,.08);
    --text:#14181C;
    --muted:#616B72;
    --text-dark:#F2F4F3;
    --muted-dark:#A7B0AE;
    --r-card:16px;
    --r-btn:10px;
    --r-input:12px;
    --r-lg:20px;
    --shadow-1:0 1px 2px rgba(10,12,16,.06);
    --shadow-2:0 14px 36px rgba(10,12,16,.10);
    --ease:cubic-bezier(.2,.8,.2,1);
    --container:1200px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
    font-size:16px;
    line-height:1.8;
    color:var(--text);
    background:var(--paper);
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
  ul,ol{list-style:none}
  img{display:block;max-width:100%}
  a{color:inherit;text-decoration:none}
  button,input,textarea{font:inherit;color:inherit}
  button{cursor:pointer;border:none;background:none}
  .num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
  .site-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
  @media (min-width:1440px){:root{--container:1280px}}

  /* ---------- 头部导航 ---------- */
  .site-header{
    position:fixed;top:0;left:0;right:0;z-index:80;
    transition:background-color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
    border-bottom:1px solid transparent;
    background:transparent;
  }
  .header-inner{display:flex;align-items:center;gap:20px;height:64px;transition:height .2s var(--ease)}
  .brand{display:flex;align-items:center;gap:10px;flex:none;color:#fff;font-weight:800;font-size:17px;letter-spacing:-.01em;transition:color .2s var(--ease)}
  .brand-mark{
    width:14px;height:14px;border-radius:4px;flex:none;
    background:linear-gradient(135deg,var(--brand) 0%,#3FD8BE 55%,var(--accent) 100%);
    box-shadow:0 0 0 3px rgba(18,183,155,.16);
  }
  .nav-menu{display:flex;align-items:center;gap:2px;margin-left:12px}
  .nav-link{
    position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;
    font-size:15px;font-weight:500;color:rgba(255,255,255,.76);
    transition:color .24s var(--ease);
  }
  .nav-link::after{
    content:"";position:absolute;left:14px;right:14px;bottom:2px;height:1px;
    background:currentColor;transform:scaleX(0);transform-origin:left center;
    transition:transform .24s var(--ease);
  }
  .nav-link:hover{color:#fff}
  .nav-link:hover::after{transform:scaleX(1)}
  .nav-link.is-active{color:#3FD8BE;font-weight:700}
  .nav-link.is-active::after{transform:scaleX(1);height:2px;background:#3FD8BE}
  .header-side{display:flex;align-items:center;gap:12px;margin-left:auto}
  .search-box{
    display:flex;align-items:center;gap:8px;height:38px;padding:0 14px;
    border-radius:999px;border:1px solid rgba(255,255,255,.22);
    color:rgba(255,255,255,.7);font-size:14px;min-width:180px;
    transition:border-color .24s var(--ease),background-color .24s var(--ease),color .24s var(--ease);
  }
  .search-box:hover{border-color:rgba(255,255,255,.5);color:#fff}
  .search-box svg{width:15px;height:15px;flex:none}
  .nav-toggle{
    display:none;width:44px;height:44px;border-radius:12px;align-items:center;justify-content:center;
    border:1px solid rgba(255,255,255,.22);
  }
  .nav-toggle span{display:block;width:18px;height:2px;background:#fff;position:relative;border-radius:2px}
  .nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px}
  .nav-toggle span::before{top:-6px}
  .nav-toggle span::after{top:6px}

  .site-header.is-scrolled{background:var(--paper);border-bottom-color:var(--line);box-shadow:var(--shadow-1)}
  .site-header.is-scrolled .header-inner{height:56px}
  .site-header.is-scrolled .brand{color:var(--text)}
  .site-header.is-scrolled .nav-link{color:var(--muted)}
  .site-header.is-scrolled .nav-link:hover{color:var(--text)}
  .site-header.is-scrolled .nav-link.is-active{color:var(--brand-deep)}
  .site-header.is-scrolled .nav-link.is-active::after{background:var(--brand-deep)}
  .site-header.is-scrolled .search-box{border-color:var(--line);color:var(--muted);background:#fff}
  .site-header.is-scrolled .nav-toggle{border-color:var(--line)}
  .site-header.is-scrolled .nav-toggle span,
  .site-header.is-scrolled .nav-toggle span::before,
  .site-header.is-scrolled .nav-toggle span::after{background:var(--text)}

  /* ---------- 抽屉 ---------- */
  .drawer-mask{
    position:fixed;inset:0;background:rgba(10,12,16,.56);opacity:0;visibility:hidden;
    transition:opacity .24s var(--ease),visibility .24s var(--ease);z-index:90;
  }
  .drawer-mask.is-open{opacity:1;visibility:visible}
  .drawer{
    position:fixed;top:0;right:0;bottom:0;width:320px;max-width:84vw;background:var(--ink-900);
    color:var(--text-dark);z-index:100;transform:translateX(100%);
    transition:transform .3s var(--ease);padding:24px;display:flex;flex-direction:column;gap:8px;
    border-left:1px solid var(--line-dark);
  }
  .drawer.is-open{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
  .drawer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px}
  .drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line-dark);color:#fff;font-size:20px;line-height:1}
  .drawer-link{display:flex;align-items:center;min-height:48px;padding:0 4px;font-size:16px;color:var(--muted-dark);border-bottom:1px solid var(--line-dark);transition:color .2s var(--ease)}
  .drawer-link:hover,.drawer-link.is-active{color:#3FD8BE}
  .drawer-foot{margin-top:auto;font-size:13px;color:var(--muted-dark);display:flex;flex-direction:column;gap:6px}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:44px;padding:0 24px;border-radius:var(--r-btn);
    font-size:15px;font-weight:600;border:1px solid transparent;white-space:nowrap;
    transition:background-color .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease);
  }
  .btn-primary{background:var(--brand);color:#fff}
  .btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px)}
  .btn-accent{background:var(--accent);color:#fff}
  .btn-accent:hover{background:#EA5728;transform:translateY(-1px)}
  .btn-outline{border-color:var(--line);color:var(--text);background:#fff}
  .btn-outline:hover{background:var(--brand-050);border-color:var(--brand);color:var(--brand-deep)}
  .btn-ghost-dark{border-color:rgba(255,255,255,.24);color:#fff;background:transparent}
  .btn-ghost-dark:hover{background:#fff;color:var(--ink-900)}
  .btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:8px}
  .btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
  .text-link{
    position:relative;color:var(--brand-deep);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:6px;
  }
  .text-link::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left center;transition:transform .24s var(--ease)}
  .text-link:hover::after{transform:scaleX(1)}

  /* ---------- 徽章 / 标签 ---------- */
  .badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 10px;font-size:12px;letter-spacing:.04em;line-height:1.5}
  .badge-brand{background:var(--brand-050);color:var(--brand-deep)}
  .badge-line{background:var(--paper);color:var(--muted);border:1px solid var(--line)}
  .badge-accent{background:var(--accent);color:#fff}
  .badge-dark{background:rgba(255,255,255,.08);color:var(--muted-dark);border:1px solid var(--line-dark)}
  .pulse-dot{width:6px;height:6px;border-radius:50%;background:#fff;display:inline-block;animation:breathe 2s var(--ease) infinite}
  @keyframes breathe{0%,100%{opacity:1}50%{opacity:.35}}

  /* ---------- Hero ---------- */
  .page-hero{position:relative;background:var(--ink-900);color:var(--text-dark);padding:148px 0 80px;overflow:hidden}
  .page-hero .hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.34}
  .page-hero .hero-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,12,16,.74) 0%,rgba(10,12,16,.94) 100%)}
  .star-field{
    position:absolute;left:0;right:0;bottom:0;height:40%;
    background-image:radial-gradient(rgba(255,255,255,.9) 1px,transparent 1px);
    background-size:26px 26px;opacity:.06;pointer-events:none;
  }
  .page-hero .site-container{position:relative;z-index:3}
  .breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted-dark);margin-bottom:22px;flex-wrap:wrap}
  .breadcrumb a{color:var(--muted-dark);transition:color .2s var(--ease)}
  .breadcrumb a:hover{color:#3FD8BE}
  .breadcrumb .sep{opacity:.5}
  .breadcrumb .current{color:var(--muted-dark)}
  .hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:start}
  h1.hero-title{font-size:44px;line-height:1.18;font-weight:800;letter-spacing:-.02em;color:#fff;margin:18px 0 18px}
  .hero-sub{font-size:17px;line-height:1.85;color:var(--muted-dark);max-width:620px}
  .hero-stats{display:flex;flex-wrap:wrap;gap:36px;margin-top:34px}
  .hero-stat .val{font-size:26px;font-weight:800;color:#fff;line-height:1.2}
  .hero-stat .lab{font-size:12px;letter-spacing:.08em;color:var(--muted-dark);margin-top:4px}
  .hero-panel{
    background:var(--ink-700);border:1px solid var(--line-dark);border-radius:var(--r-lg);
    padding:26px;box-shadow:var(--shadow-1);
  }
  .hero-panel h2{font-size:15px;letter-spacing:.08em;color:var(--muted-dark);font-weight:600;margin-bottom:16px}
  .hero-panel-list{display:flex;flex-direction:column}
  .hero-panel-item{
    display:flex;align-items:center;justify-content:space-between;gap:14px;
    min-height:52px;padding:10px 0;border-bottom:1px solid var(--line-dark);
    color:var(--text-dark);font-size:15px;transition:color .24s var(--ease);
  }
  .hero-panel-item:last-child{border-bottom:none}
  .hero-panel-item:hover{color:#3FD8BE}
  .hero-panel-item .idx{font-size:12px;color:var(--brand);font-weight:700;letter-spacing:.08em}

  /* ---------- 区块 ---------- */
  .section{padding:96px 0}
  .section-tight{padding:72px 0}
  .section-head{margin-bottom:44px;max-width:760px}
  .section-label{font-size:12px;letter-spacing:.08em;color:var(--brand-deep);font-weight:700;text-transform:uppercase}
  h2.section-title{font-size:30px;line-height:1.3;font-weight:700;letter-spacing:-.01em;margin:12px 0 12px}
  .section-desc{font-size:16px;color:var(--muted)}
  .dark-section{background:var(--ink-900);color:var(--text-dark);position:relative;overflow:hidden}
  .dark-section h2.section-title{color:#fff}
  .dark-section .section-desc{color:var(--muted-dark)}

  /* ---------- 帮助分组 ---------- */
  .help-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
  .help-card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    padding:30px;transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
  }
  .help-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--brand)}
  .help-card-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
  .help-num{
    font-size:13px;font-weight:800;color:var(--brand-deep);letter-spacing:.08em;
    background:var(--brand-050);border-radius:8px;padding:4px 10px;
  }
  .help-card h3{font-size:20px;font-weight:600;line-height:1.4}
  .help-card p.help-lede{font-size:15px;color:var(--muted);margin-bottom:18px}
  .help-list{display:flex;flex-direction:column;gap:12px}
  .help-list li{display:flex;gap:12px;font-size:15px;color:var(--muted);line-height:1.75}
  .help-list li::before{
    content:"";width:6px;height:6px;border-radius:2px;background:var(--brand);
    margin-top:11px;flex:none;
  }
  .help-list li strong{color:var(--text);font-weight:600}

  /* ---------- 步骤 ---------- */
  .step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
  .step-grid::before{
    content:"";position:absolute;top:26px;left:0;right:0;height:1px;background:var(--line);
  }
  .step-item{position:relative;padding-top:0}
  .step-dot{
    width:52px;height:52px;border-radius:50%;background:var(--paper);border:1px solid var(--line);
    display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;
    color:var(--brand-deep);position:relative;z-index:2;margin-bottom:20px;
  }
  .step-item:first-child .step-dot{background:var(--brand);border-color:var(--brand);color:#fff}
  .step-item h3{font-size:18px;font-weight:600;margin-bottom:8px}
  .step-item p{font-size:15px;color:var(--muted)}

  /* ---------- 图文排查 ---------- */
  .split{display:grid;grid-template-columns:6fr 6fr;gap:56px;align-items:center}
  .media-frame{
    border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);
    aspect-ratio:16/9;background:var(--brand-050);
  }
  .media-frame img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
  .media-frame:hover img{transform:scale(1.03)}
  .check-list{display:flex;flex-direction:column;gap:16px;margin-top:26px}
  .check-item{
    display:flex;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    padding:18px 20px;transition:border-color .24s var(--ease),transform .24s var(--ease);
  }
  .check-item:hover{border-color:var(--brand);transform:translateY(-2px)}
  .check-item .ck{color:var(--brand);flex:none;margin-top:2px}
  .check-item h3{font-size:16px;font-weight:600;margin-bottom:4px}
  .check-item p{font-size:14px;color:var(--muted);line-height:1.75}

  /* ---------- FAQ ---------- */
  .faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
  .faq-aside{position:sticky;top:104px}
  .faq-list{border-top:1px solid var(--line)}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-item summary{
    list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
    min-height:56px;padding:18px 0;font-size:16px;font-weight:600;color:var(--text);
    transition:color .24s var(--ease);
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary:hover{color:var(--brand-deep)}
  .faq-icon{position:relative;width:16px;height:16px;flex:none}
  .faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand-deep);transition:transform .24s var(--ease),opacity .24s var(--ease)}
  .faq-icon::before{left:0;top:7px;width:16px;height:2px}
  .faq-icon::after{left:7px;top:0;width:2px;height:16px}
  .faq-item[open] .faq-icon::after{transform:rotate(90deg);opacity:0}
  .faq-item[open] summary{color:var(--brand-deep);padding-bottom:6px}
  .faq-body{padding:0 0 22px 16px;border-left:3px solid var(--brand);font-size:15px;color:var(--muted)}
  .faq-body p+p{margin-top:10px}

  /* ---------- 表单 ---------- */
  .form-card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
    padding:36px;box-shadow:var(--shadow-1);
  }
  .form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
  .field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
  .field label{font-size:14px;font-weight:600;color:var(--text)}
  .field .hint{font-size:13px;color:var(--muted)}
  input[type="text"],input[type="email"],textarea{
    width:100%;height:48px;border-radius:var(--r-input);border:1px solid var(--line);
    background:#fff;padding:0 16px;font-size:15px;color:var(--text);
    transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
  }
  textarea{height:130px;padding:14px 16px;line-height:1.7;resize:vertical}
  input::placeholder,textarea::placeholder{color:var(--muted)}
  input:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-050)}
  .form-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:6px}
  .form-note{font-size:13px;color:var(--muted)}
  .form-note a{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px}
  .form-alert{display:none;align-items:center;gap:10px;border-radius:12px;padding:12px 16px;font-size:14px;margin-bottom:18px}
  .form-alert.is-visible{display:flex}
  .form-alert.ok{background:var(--brand-050);color:var(--brand-deep)}
  .form-alert.err{background:var(--accent-050);color:#B33C15}
  .form-alert.loading{background:var(--paper);color:var(--muted);border:1px solid var(--line)}

  /* ---------- CTA 条 ---------- */
  .cta-band{
    background:var(--ink-900);border-radius:var(--r-lg);padding:48px;
    display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
    position:relative;overflow:hidden;
  }
  .cta-band .star-field{height:120%;bottom:auto;top:0}
  .cta-band h2{font-size:26px;font-weight:700;color:#fff;line-height:1.35;position:relative;z-index:2}
  .cta-band p{font-size:15px;color:var(--muted-dark);margin-top:8px;position:relative;z-index:2}
  .cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2}

  /* ---------- 分页 / 更多 ---------- */
  .page-foot{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-top:48px}
  .pager{display:flex;align-items:center;gap:8px}
  .pager a{
    min-width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
    border:1px solid var(--line);border-radius:10px;background:#fff;font-size:14px;font-weight:600;color:var(--muted);
    transition:border-color .24s var(--ease),color .24s var(--ease),background-color .24s var(--ease);
  }
  .pager a:hover{border-color:var(--brand);color:var(--brand-deep)}
  .pager a.is-current{background:var(--brand);border-color:var(--brand);color:#fff}

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--ink-900);color:var(--muted-dark);padding:72px 0 40px;position:relative;overflow:hidden}
  .foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;position:relative;z-index:2}
  .foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:18px;margin-bottom:16px}
  .foot-desc{font-size:14px;line-height:1.85;max-width:330px}
  .foot-title{font-size:14px;font-weight:600;color:#fff;letter-spacing:.08em;margin-bottom:18px}
  .foot-links{display:flex;flex-direction:column;gap:12px}
  .foot-links a{position:relative;font-size:14px;color:var(--muted-dark);width:fit-content;transition:color .24s var(--ease)}
  .foot-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:100%;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left center;transition:transform .24s var(--ease)}
  .foot-links a:hover{color:#3FD8BE}
  .foot-links a:hover::after{transform:scaleX(1)}
  .foot-contact{font-size:14px;display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
  .foot-sub{display:flex;gap:10px}
  .foot-sub input{height:38px;border-radius:8px;border:1px solid var(--line-dark);background:rgba(255,255,255,.04);color:#fff;font-size:14px;padding:0 12px;flex:1;min-width:0}
  .foot-sub input::placeholder{color:var(--muted-dark)}
  .foot-sub input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(18,183,155,.18)}
  .foot-bottom{
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    border-top:1px solid var(--line-dark);margin-top:52px;padding-top:24px;font-size:13px;
    position:relative;z-index:2;
  }
  .fb-right{display:flex;gap:20px;flex-wrap:wrap}

  /* ---------- 动效 ---------- */
  .reveal{opacity:0;transform:translateY(8px);transition:opacity .4s var(--ease),transform .4s var(--ease)}
  .reveal.is-visible{opacity:1;transform:none}

  /* ---------- 响应式 ---------- */
  @media (max-width:1180px){
    .nav-menu{margin-left:0}
    .nav-link{padding:0 10px;font-size:14px}
    .search-box{min-width:140px}
  }
  @media (max-width:1024px){
    .nav-menu,.search-box{display:none}
    .nav-toggle{display:inline-flex}
    .hero-grid{grid-template-columns:1fr;gap:36px}
    h1.hero-title{font-size:34px}
    .split{grid-template-columns:1fr;gap:32px}
    .faq-layout{grid-template-columns:1fr;gap:32px}
    .faq-aside{position:static}
    .step-grid{grid-template-columns:repeat(2,1fr);gap:28px}
    .step-grid::before{display:none}
    .foot-grid{grid-template-columns:1fr 1fr;gap:36px}
    .section{padding:72px 0}
  }
  @media (max-width:768px){
    .site-container{padding:0 20px}
    h1.hero-title{font-size:30px;line-height:1.28}
    h2.section-title{font-size:24px}
    .page-hero{padding:132px 0 60px}
    .help-grid{grid-template-columns:1fr}
    .form-row{grid-template-columns:1fr}
    .hero-stats{gap:24px}
    .cta-band{padding:32px 24px}
    .form-card{padding:24px}
    .foot-grid{grid-template-columns:1fr}
    .foot-bottom{flex-direction:column;align-items:flex-start}
  }
  @media (max-width:520px){
    .step-grid{grid-template-columns:1fr}
    .btn{width:100%}
    .cta-band .cta-actions{width:100%}
    .cta-band .cta-actions .btn{width:100%}
    .form-actions .btn{width:100%}
    .foot-sub{flex-direction:column}
  }
  @media print{
    .site-header,.drawer,.drawer-mask{display:none}
  }
  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
    .reveal{opacity:1;transform:none}
  }