/* roulang page: index */
:root{
  --bg:#05080F;
  --bg-2:#0A1018;
  --panel:rgba(255,255,255,.04);
  --panel-solid:#0E1726;
  --line:rgba(255,255,255,.08);
  --brand:#20E3B2;
  --brand-2:#8B5CF6;
  --accent:#FF3D7F;
  --warn:#FFB020;
  --text:#E8EEF7;
  --muted:#8FA3BD;
  --container:1200px;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:20px;
  --glow:0 0 0 4px rgba(32,227,178,.18),0 0 28px rgba(32,227,178,.35);
  --shadow:0 8px 30px rgba(0,0,0,.45);
  --ease:220ms ease;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:.02em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:var(--glow);border-radius:6px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  background:linear-gradient(180deg,rgba(5,8,15,.88),rgba(5,8,15,.45));
  border-bottom:1px solid transparent;
  transition:height var(--ease),background var(--ease),border-color var(--ease),padding var(--ease);
  padding:14px 0;
  backdrop-filter:blur(14px);
}
.site-header.is-scrolled{
  padding:8px 0;
  background:rgba(8,12,20,.86);
  border-bottom:1px solid rgba(32,227,178,.22);
  box-shadow:0 10px 30px rgba(0,0,0,.5);
}
.header-inner{
  display:grid;
  grid-template-columns:auto minmax(360px,1fr) auto;
  align-items:center;
  gap:24px;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:36px;height:36px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2) 70%);
  display:grid;place-items:center;
  box-shadow:0 0 18px rgba(32,227,178,.35);
}
.logo-mark svg{width:20px;height:20px;fill:none;stroke:#04140F;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.03em;white-space:nowrap}
.logo-text em{font-style:normal;color:var(--brand)}

.search{
  display:flex;align-items:center;gap:8px;
  height:46px;
  width:100%;
  max-width:560px;
  margin:0 auto;
  padding:0 6px 0 16px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:999px;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.search:focus-within{
  border-color:var(--brand);
  background:rgba(32,227,178,.06);
  box-shadow:var(--glow);
}
.search svg{width:18px;height:18px;flex:0 0 auto;stroke:var(--muted);stroke-width:2;fill:none;stroke-linecap:round}
.search input{
  flex:1 1 auto;
  min-width:0;
  height:100%;
  border:0;background:transparent;outline:none;
  font-size:14.5px;
  color:var(--text);
}
.search input::placeholder{color:#6C7F99}
.search-btn{
  flex:0 0 auto;
  height:34px;
  padding:0 18px;
  border-radius:999px;
  background:linear-gradient(120deg,var(--brand),#19C9A6 80%);
  color:#04140F;
  font-size:13.5px;
  font-weight:700;
  box-shadow:0 0 16px rgba(32,227,178,.45);
  transition:transform var(--ease),filter var(--ease);
}
.search-btn:hover{filter:brightness(1.08);transform:scale(1.02)}
.search-btn:active{transform:translateY(1px)}

.nav-links{display:flex;align-items:center;gap:6px;flex:0 0 auto}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  height:38px;
  padding:0 12px;
  border-radius:999px;
  font-size:14px;
  color:var(--muted);
  white-space:nowrap;
  transition:color var(--ease),background var(--ease),box-shadow var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-link.active{
  color:var(--brand);
  background:rgba(32,227,178,.10);
  box-shadow:inset 0 0 0 1px rgba(32,227,178,.45),0 0 18px rgba(32,227,178,.18);
}
.menu-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--text);position:relative}
.menu-toggle span::before,
.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text)}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.mobile-menu{
  display:none;
  padding:12px 24px 18px;
  border-top:1px solid var(--line);
  background:rgba(8,12,20,.96);
}
.mobile-menu.open{display:block}
.mobile-menu a{
  display:flex;align-items:center;
  min-height:46px;
  padding:0 14px;
  border-radius:12px;
  color:var(--muted);
  font-size:15px;
}
.mobile-menu a.active,
.mobile-menu a:hover{color:var(--brand);background:rgba(32,227,178,.09)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:999px;
  font-size:14.5px;font-weight:700;
  letter-spacing:.02em;
  border:1px solid transparent;
  transition:transform var(--ease),filter var(--ease),background var(--ease),border-color var(--ease),box-shadow var(--ease),color var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(110deg,var(--brand) 0%,#19C9A6 55%,var(--brand-2) 140%);
  color:#04140F;
  box-shadow:0 0 22px rgba(32,227,178,.4);
}
.btn-primary:hover{filter:brightness(1.08);transform:scale(1.02);box-shadow:0 0 30px rgba(32,227,178,.6)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-outline{
  background:transparent;
  border-color:rgba(255,255,255,.18);
  color:var(--text);
}
.btn-outline:hover{background:rgba(32,227,178,.10);border-color:rgba(32,227,178,.55)}
.btn-ghost{color:var(--muted);padding:0 8px;min-height:40px}
.btn-ghost:hover{color:var(--brand)}
.btn-ghost .arrow{transition:transform var(--ease)}
.btn-ghost:hover .arrow{transform:translateX(4px)}
.btn-sm{min-height:38px;padding:0 16px;font-size:13.5px}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;box-shadow:none}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;
  padding:0 11px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.02em;
  border:1px solid transparent;
  background:rgba(255,255,255,.05);
  color:var(--muted);
}
.badge .dot{width:7px;height:7px;border-radius:50%;background:currentColor;display:inline-block}
.badge-live{color:var(--accent);border-color:rgba(255,61,127,.45);background:rgba(255,61,127,.12)}
.badge-live .dot{animation:breathe 1.6s ease-in-out infinite}
.badge-soon{color:var(--brand);border-color:rgba(32,227,178,.4);background:rgba(32,227,178,.10)}
.badge-replay{color:#8FA3BD;border-color:rgba(143,163,189,.3);background:rgba(143,163,189,.10)}
@keyframes breathe{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.75)}}

/* ============ Hero ============ */
.hero{
  position:relative;
  padding:132px 0 72px;
  background:
    radial-gradient(1100px 520px at 12% -10%,rgba(32,227,178,.16),transparent 62%),
    radial-gradient(900px 520px at 92% 0%,rgba(139,92,246,.18),transparent 60%),
    linear-gradient(180deg,#05080F 0%,#070C16 45%,#05080F 100%);
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center top;
  opacity:.18;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
  pointer-events:none;
}
.hero .container{position:relative;z-index:1}
.hero-head{max-width:840px;margin-bottom:36px}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;
  border-radius:999px;
  font-size:12.5px;
  letter-spacing:.08em;
  color:var(--brand);
  background:rgba(32,227,178,.09);
  border:1px solid rgba(32,227,178,.3);
}
.hero h1{
  margin:18px 0 14px;
  font-size:clamp(30px,4.2vw,52px);
}
.hero-sub{font-size:16.5px;color:var(--muted);max-width:660px}
.hero-sub strong{color:var(--brand);font-weight:600}

.hero-grid{
  display:grid;
  grid-template-columns:2fr 1fr;
  gap:24px;
  align-items:stretch;
}
.hero-cover{
  position:relative;
  border-radius:var(--radius-l);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--shadow);
  min-height:340px;
  background:var(--panel-solid);
}
.hero-cover .cover-media{position:absolute;inset:0}
.hero-cover .cover-media img{width:100%;height:100%;object-fit:cover;opacity:.92}
.hero-cover::after{
  content:"";
  position:absolute;inset:0;
  background:
    url("/assets/images/backpic/back-2.png") center/cover no-repeat,
    radial-gradient(circle at 25% 30%,transparent 20%,rgba(4,7,13,.78) 100%);
  opacity:.85;
  mix-blend-mode:normal;
  pointer-events:none;
}
.hero-cover .badge{position:absolute;top:18px;left:18px;z-index:3;backdrop-filter:blur(6px)}
.cover-caption{
  position:absolute;
  left:24px;right:24px;bottom:24px;
  z-index:3;
}
.cover-caption h2{font-size:clamp(19px,2vw,26px);margin-bottom:8px}
.cover-caption p{font-size:13.5px;color:#B9C8DC;max-width:520px}
.cover-actions{
  position:absolute;right:22px;bottom:22px;z-index:4;
  display:flex;gap:10px;align-items:center;
}

.count-card{
  display:flex;flex-direction:column;
  padding:26px 24px;
  border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.1);
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
}
.count-title{font-size:13px;letter-spacing:.1em;color:var(--muted);text-transform:uppercase}
.count-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  margin:18px 0 6px;
  border-radius:var(--radius-m);
  overflow:hidden;
  border:1px solid var(--line);
  background:rgba(0,0,0,.28);
}
.count-cell{
  padding:14px 4px 12px;
  text-align:center;
  border-right:1px solid var(--line);
}
.count-cell:last-child{border-right:0}
.count-num{
  font-size:clamp(22px,2.4vw,30px);
  font-weight:700;
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum";
  background:linear-gradient(120deg,var(--brand),var(--brand-2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  line-height:1.2;
}
.count-label{font-size:12px;color:var(--muted);margin-top:4px}
.count-note{font-size:13px;color:var(--muted);margin:14px 0 18px}
.count-note b{color:var(--warn);font-weight:600}

.subscribe{display:flex;flex-direction:column;gap:10px}
.subscribe-row{display:flex;gap:8px}
.subscribe input{
  flex:1 1 auto;min-width:0;
  height:46px;
  padding:0 16px;
  border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  outline:none;
  font-size:14px;
  color:var(--text);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.subscribe input::placeholder{color:#6C7F99}
.subscribe input:focus{border-color:var(--brand);background:rgba(32,227,178,.06);box-shadow:var(--glow)}
.subscribe .btn-primary{flex:0 0 auto;padding:0 20px}
.subscribe.is-error input{border-color:var(--accent);box-shadow:0 0 0 4px rgba(255,61,127,.16)}
.subscribe.is-success input{border-color:var(--brand);box-shadow:0 0 0 4px rgba(32,227,178,.16)}
.form-hint{font-size:12.5px;color:var(--muted);min-height:18px}
.subscribe.is-error .form-hint{color:var(--accent)}
.subscribe.is-success .form-hint{color:var(--brand)}

.spot-list{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
  margin-top:28px;
}
.spot-item{
  padding:16px 18px;
  border-left:3px solid var(--brand);
  border-radius:0 var(--radius-s) var(--radius-s) 0;
  background:var(--panel);
  border-top:1px solid var(--line);
  border-right:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.spot-index{
  font-size:12px;
  font-variant-numeric:tabular-nums;
  color:var(--brand);
  letter-spacing:.12em;
}
.spot-title{font-size:15.5px;margin:6px 0 4px}
.spot-desc{font-size:13px;color:var(--muted);line-height:1.65}

.hero-foot{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  margin-top:32px;
}

/* ============ 板块通用 ============ */
.section{padding:88px 0}
.section-alt{background:linear-gradient(180deg,#05080F,#080D17 50%,#05080F)}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;flex-wrap:wrap;
  margin-bottom:36px;
}
.section-title{font-size:clamp(22px,2.4vw,32px)}
.section-desc{font-size:14.5px;color:var(--muted);margin-top:10px;max-width:660px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.14em;color:var(--brand);
  margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}

.tabs{display:flex;gap:8px;flex-wrap:wrap}
.tab{
  display:inline-flex;align-items:center;
  height:36px;padding:0 15px;
  border-radius:999px;
  font-size:13.5px;
  color:var(--muted);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.tab:hover{color:var(--text);border-color:rgba(32,227,178,.4)}
.tab.active{color:var(--brand);border-color:rgba(32,227,178,.55);background:rgba(32,227,178,.10)}

/* ============ 资讯卡片 ============ */
.card-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.post-card{
  display:flex;flex-direction:column;
  border-radius:18px;
  overflow:hidden;
  background:var(--panel-solid);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.post-card:hover{
  transform:translateY(-4px);
  border-color:rgba(32,227,178,.42);
  box-shadow:0 16px 40px rgba(0,0,0,.55);
}
.post-cover{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:#0B1220;
}
.post-cover img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease}
.post-card:hover .post-cover img{transform:scale(1.04)}
.post-cover::after{content:"";position:absolute;inset:0;border-bottom:1px solid var(--line)}
.post-badge{position:absolute;top:12px;left:12px;z-index:2;backdrop-filter:blur(6px)}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.post-title{
  font-size:16.5px;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.post-excerpt{
  font-size:13.5px;
  color:var(--muted);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.post-meta{
  margin-top:auto;
  display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:#7B8DA6;
  padding-top:12px;
  border-top:1px solid var(--line);
}
.post-meta .arrow{color:var(--brand);transition:transform var(--ease)}
.post-card:hover .post-meta .arrow{transform:translateX(4px)}

.empty-state{
  grid-column:1/-1;
  display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:56px 24px;
  border-radius:18px;
  border:1px dashed rgba(255,255,255,.16);
  background:rgba(255,255,255,.02);
  text-align:center;
}
.empty-state svg{width:38px;height:38px;stroke:var(--muted);stroke-width:1.6;fill:none}
.empty-state p{font-size:14px;color:var(--muted)}

/* ============ 分类入口 ============ */
.cat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.cat-card{
  display:flex;flex-direction:column;gap:12px;
  padding:24px;
  border-radius:18px;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.cat-card:hover{transform:translateY(-4px);border-color:rgba(32,227,178,.45);box-shadow:0 16px 40px rgba(0,0,0,.5)}
.cat-icon{
  width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(32,227,178,.22),rgba(139,92,246,.22));
  border:1px solid rgba(32,227,178,.3);
}
.cat-icon svg{width:22px;height:22px;stroke:var(--brand);stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.cat-name{font-size:17px}
.cat-desc{font-size:13.5px;color:var(--muted);line-height:1.7}
.cat-count{margin-top:auto;font-size:12.5px;color:#7B8DA6;font-variant-numeric:tabular-nums}
.cat-count b{color:var(--brand);font-weight:600}

/* ============ 非对称看点板块 ============ */
.feature-split{
  display:grid;
  grid-template-columns:35% 65%;
  gap:40px;
  align-items:start;
}
.feature-aside{position:sticky;top:112px}
.feature-aside .section-desc{margin-bottom:22px}
.feature-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
  align-items:center;
  padding:26px 0;
  border-top:1px solid var(--line);
}
.feature-row:first-child{border-top:0;padding-top:0}
.feature-row.reverse .feature-media{order:2}
.feature-media{
  border-radius:var(--radius-m);
  overflow:hidden;
  border:1px solid var(--line);
  aspect-ratio:16/9;
  background:#0B1220;
}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease}
.feature-row:hover .feature-media img{transform:scale(1.04)}
.feature-text h3{font-size:19px;margin-bottom:10px}
.feature-text p{font-size:14.5px;color:var(--muted);line-height:1.8}
.feature-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.tag{
  display:inline-flex;align-items:center;
  height:26px;padding:0 11px;
  border-radius:999px;
  font-size:12.5px;
  color:#9FB2CA;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
}

/* ============ 数据条 ============ */
.stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  padding:32px;
  border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(32,227,178,.08),rgba(139,92,246,.08));
  border:1px solid var(--line);
}
.stat-item{text-align:center;padding:8px}
.stat-num{
  font-size:clamp(24px,2.6vw,34px);
  font-weight:700;
  font-variant-numeric:tabular-nums;
  color:var(--brand);
  line-height:1.2;
}
.stat-label{font-size:13px;color:var(--muted);margin-top:6px}

/* ============ FAQ ============ */
.faq{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  overflow:hidden;
  transition:border-color var(--ease),background var(--ease);
}
.faq-item.open{border-color:rgba(32,227,178,.42);background:rgba(32,227,178,.05)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;
  width:100%;
  min-height:56px;
  padding:0 20px;
  text-align:left;
  font-size:15.5px;
  font-weight:600;
  color:var(--text);
}
.faq-icon{
  flex:0 0 auto;
  width:26px;height:26px;
  border-radius:50%;
  display:grid;place-items:center;
  border:1px solid var(--line);
  color:var(--brand);
  font-size:16px;
  line-height:1;
  transition:transform var(--ease),background var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(32,227,178,.16)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 240ms ease;
}
.faq-item.open .faq-a{max-height:320px}
.faq-a-inner{
  padding:0 20px 20px 23px;
  border-left:3px solid var(--brand);
  margin-left:20px;
  font-size:14.5px;
  color:var(--muted);
  line-height:1.85;
}

/* ============ 底部 CTA ============ */
.cta-band{padding:0 0 88px}
.cta-card{
  position:relative;
  padding:52px 48px;
  border-radius:24px;
  overflow:hidden;
  background:
    linear-gradient(120deg,rgba(32,227,178,.14),rgba(139,92,246,.16)),
    rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.12);
  backdrop-filter:blur(14px);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow);
}
.cta-card::before{
  content:"";
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-3.png");
  background-size:cover;background-position:center;
  opacity:.14;pointer-events:none;
}
.cta-card > *{position:relative;z-index:1}
.cta-card h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:10px}
.cta-card p{font-size:14.5px;color:#B9C8DC;max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{
  background:#03060C;
  border-top:1px solid transparent;
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--brand),var(--brand-2),transparent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.4fr;
  gap:40px;
  padding:64px 0 44px;
}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:13.5px;color:var(--muted);line-height:1.8;max-width:320px}
.footer-brand .subscribe{margin-top:20px;max-width:340px}
.footer-brand .subscribe input{height:42px}
.footer-title{font-size:14px;font-weight:700;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:13.5px;color:var(--muted);transition:color var(--ease),transform var(--ease)}
.footer-links a:hover{color:var(--brand);transform:translateX(3px)}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:#6C7F99;
}
.footer-bottom a{color:#8FA3BD}
.footer-bottom a:hover{color:var(--brand)}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  .hero-grid{grid-template-columns:1.6fr 1fr}
  .card-grid,.cat-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:1024px){
  .header-inner{grid-template-columns:auto 1fr auto;gap:16px}
  .nav-links{display:none}
  .menu-toggle{display:inline-flex}
  .search{max-width:100%;margin:0}
  .hero{padding-top:120px}
  .hero-grid{grid-template-columns:1fr}
  .spot-list{grid-template-columns:repeat(2,1fr)}
  .card-grid,.cat-grid{grid-template-columns:repeat(2,1fr)}
  .feature-split{grid-template-columns:1fr;gap:28px}
  .feature-aside{position:static}
  .stats{grid-template-columns:repeat(2,1fr);padding:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .header-inner{grid-template-columns:auto auto;justify-content:space-between}
  .search{grid-column:1/-1;order:3;height:44px;padding-left:14px;margin-top:10px}
  .search-btn{padding:0 14px}
  .hero{padding:112px 0 56px}
  .hero-sub{font-size:15px}
  .hero-foot{gap:10px}
  .cover-caption{left:16px;right:16px;bottom:16px}
  .cover-actions{right:16px;bottom:70px}
  .count-grid{grid-template-columns:repeat(2,1fr)}
  .count-cell:nth-child(2){border-right:0}
  .count-cell:nth-child(1),
  .count-cell:nth-child(2){border-bottom:1px solid var(--line)}
  .section{padding:56px 0}
  .card-grid,.cat-grid{grid-template-columns:1fr}
  .spot-list{grid-template-columns:1fr}
  .feature-row{grid-template-columns:1fr;gap:16px}
  .feature-row.reverse .feature-media{order:0}
  .cta-card{padding:32px 22px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:48px 0 32px}
}
@media (max-width:520px){
  .hero h1{font-size:26px}
  .count-card{padding:20px 18px}
  .stats{grid-template-columns:1fr}
  .subscribe-row{flex-direction:column}
  .subscribe .btn-primary{width:100%}
  .btn{width:auto}
  .cover-actions{left:16px;right:16px;justify-content:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
}

/* roulang page: article */
:root{
  --bg:#05080F;
  --bg-2:#0A1018;
  --bg-3:#070C14;
  --panel:rgba(255,255,255,.04);
  --panel-solid:#0E1726;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --brand:#22E6C0;
  --brand-2:#8B5CF6;
  --accent:#FF4D7E;
  --warn:#FFB020;
  --text:#E8EEF7;
  --muted:#8FA3BD;
  --container:1200px;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:20px;
  --glow:0 0 0 1px rgba(34,230,192,.35),0 0 24px rgba(34,230,192,.22);
  --shadow:0 8px 30px rgba(0,0,0,.45);
  --ease:220ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:
    radial-gradient(900px 520px at 12% -8%,rgba(34,230,192,.14),transparent 62%),
    radial-gradient(760px 460px at 92% 4%,rgba(139,92,246,.16),transparent 60%),
    linear-gradient(180deg,var(--bg) 0%,var(--bg-2) 48%,var(--bg) 100%);
  background-attachment:fixed;
  min-height:100vh;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px);
  background-size:64px 64px;
}
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:0;background:none;}
h1,h2,h3,h4,p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 4px rgba(34,230,192,.25);border-radius:6px;}
::selection{background:rgba(34,230,192,.28);color:#fff;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(5,8,15,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background var(--ease),border-color var(--ease);
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(34,230,192,.55),rgba(139,92,246,.5),transparent);
  opacity:0;
  transition:opacity var(--ease);
}
.site-header.is-scrolled{background:rgba(5,8,15,.94);}
.site-header.is-scrolled::after{opacity:1;}
.header-inner{
  position:relative;
  display:grid;
  grid-template-columns:auto minmax(320px,520px) 1fr;
  align-items:center;
  gap:22px;
  min-height:76px;
  transition:min-height var(--ease);
}
.site-header.is-scrolled .header-inner{min-height:62px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:12px;
  background:linear-gradient(135deg,rgba(34,230,192,.22),rgba(139,92,246,.28));
  border:1px solid rgba(34,230,192,.35);
  box-shadow:0 0 18px rgba(34,230,192,.18);
}
.logo-mark svg{width:20px;height:20px;fill:none;stroke:var(--brand);stroke-width:1.7;stroke-linejoin:round;}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.02em;color:#fff;white-space:nowrap;}
.logo-text em{font-style:normal;color:var(--brand);}
.search{
  display:flex;
  align-items:center;
  gap:8px;
  height:46px;
  padding:0 6px 0 14px;
  border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.search:focus-within{
  border-color:rgba(34,230,192,.7);
  box-shadow:0 0 0 1px rgba(34,230,192,.35),0 0 22px rgba(34,230,192,.25);
  background:rgba(34,230,192,.05);
}
.search-icon{display:inline-flex;color:var(--muted);flex:0 0 auto;}
.search-icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;}
.search-input{
  flex:1 1 auto;
  min-width:0;
  height:100%;
  border:0;
  background:transparent;
  outline:none;
  font-size:14.5px;
  color:var(--text);
}
.search-input::placeholder{color:#6C809B;}
.search-btn{
  flex:0 0 auto;
  height:34px;
  padding:0 18px;
  border-radius:999px;
  font-size:13.5px;
  font-weight:600;
  color:#04140F;
  background:linear-gradient(120deg,var(--brand),#37D8FF 78%);
  box-shadow:0 0 16px rgba(34,230,192,.35);
  transition:filter var(--ease),transform var(--ease);
}
.search-btn:hover{filter:brightness(1.08);transform:scale(1.02);}
.search-btn:active{transform:translateY(1px);box-shadow:none;}
.nav-links{display:flex;align-items:center;justify-content:flex-end;gap:4px;}
.nav-link{
  padding:9px 13px;
  border-radius:999px;
  font-size:14.5px;
  color:var(--muted);
  white-space:nowrap;
  transition:color var(--ease),background var(--ease),border-color var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.06);}
.nav-link.active{
  color:var(--brand);
  background:rgba(34,230,192,.08);
  border:1px solid rgba(34,230,192,.4);
  box-shadow:0 0 16px rgba(34,230,192,.16);
}
.menu-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform var(--ease),opacity var(--ease);}
.site-header.nav-open .menu-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.site-header.nav-open .menu-toggle span:nth-child(2){opacity:0;}
.site-header.nav-open .menu-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- Buttons / badges ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:999px;
  font-size:14.5px;
  font-weight:600;
  white-space:nowrap;
  transition:background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease),filter var(--ease);
}
.btn-sm{min-height:38px;padding:0 18px;font-size:13.5px;}
.btn-primary{
  color:#04140F;
  background:linear-gradient(120deg,var(--brand) 10%,#3BD9C4 55%,#8B5CF6 100%);
  box-shadow:0 0 20px rgba(34,230,192,.28);
}
.btn-primary:hover{filter:brightness(1.08);transform:scale(1.02);box-shadow:0 0 26px rgba(34,230,192,.42);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-secondary{
  color:var(--text);
  background:transparent;
  border:1px solid var(--line-strong);
}
.btn-secondary:hover{background:rgba(34,230,192,.08);border-color:rgba(34,230,192,.5);color:#fff;}
.btn-ghost{color:var(--brand);padding:0 6px;min-height:38px;background:none;}
.btn-ghost .arrow{display:inline-block;transition:transform var(--ease);}
.btn-ghost:hover .arrow{transform:translateX(4px);}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;box-shadow:none;}

.badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12.5px;
  letter-spacing:.02em;
  border:1px solid var(--line-strong);
  color:var(--muted);
  background:rgba(255,255,255,.03);
}
.badge-dot{width:7px;height:7px;border-radius:50%;background:currentColor;display:inline-block;}
.badge-live{color:var(--accent);border-color:rgba(255,77,126,.45);background:rgba(255,77,126,.1);}
.badge-live .badge-dot{animation:pulse 1.6s ease-in-out infinite;}
.badge-brand{color:var(--brand);border-color:rgba(34,230,192,.42);background:rgba(34,230,192,.09);}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.72);}}

/* ---------- Breadcrumb ---------- */
.page-top{padding-top:26px;}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--muted);transition:color var(--ease);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:#4C5F78;}
.breadcrumb .crumb-current{
  color:#B9C9DD;
  max-width:46ch;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

/* ---------- Article layout ---------- */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:44px;
  align-items:start;
  padding:30px 0 0;
}
.article-main{min-width:0;}
.glass{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
}
.article-head{
  position:relative;
  padding:28px 30px 26px;
  border-radius:var(--radius-l);
  border:1px solid var(--line);
  background:
    linear-gradient(140deg,rgba(34,230,192,.08),rgba(139,92,246,.08) 60%,rgba(255,255,255,.02));
  overflow:hidden;
}
.article-head::after{
  content:"";
  position:absolute;
  right:-70px;top:-70px;
  width:220px;height:220px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(34,230,192,.28),transparent 68%);
  pointer-events:none;
}
.article-head h1{
  margin:14px 0 16px;
  font-size:clamp(26px,3.4vw,40px);
  line-height:1.32;
  font-weight:700;
  letter-spacing:.02em;
  color:#fff;
}
.meta-row{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--muted);
}
.meta-row .meta-item{display:inline-flex;align-items:center;gap:6px;}
.meta-row .meta-dot{width:4px;height:4px;border-radius:50%;background:#41536B;}
.meta-row .meta-time{color:var(--warn);font-variant-numeric:tabular-nums;}

.article-body{
  max-width:820px;
  margin:30px auto 0;
  font-size:17px;
  line-height:1.9;
  color:#D6E1F0;
}
.article-body p{margin:0 0 1.4em;}
.article-body h2{
  position:relative;
  margin:2.2em 0 .9em;
  padding-left:16px;
  font-size:clamp(20px,2.2vw,26px);
  line-height:1.4;
  font-weight:700;
  color:#fff;
  letter-spacing:.02em;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;top:.3em;bottom:.16em;
  width:4px;
  border-radius:4px;
  background:linear-gradient(180deg,var(--brand),var(--brand-2));
  box-shadow:0 0 12px rgba(34,230,192,.5);
}
.article-body h3{
  margin:1.8em 0 .7em;
  font-size:19px;
  line-height:1.5;
  color:#fff;
}
.article-body h4{margin:1.5em 0 .6em;font-size:17px;color:#EAF2FF;}
.article-body a{color:var(--brand);border-bottom:1px dashed rgba(34,230,192,.45);transition:color var(--ease),border-color var(--ease);}
.article-body a:hover{color:#8CF7E2;border-color:#8CF7E2;}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.35em;}
.article-body ul li{list-style:disc;}
.article-body ol li{list-style:decimal;}
.article-body li{margin:.5em 0;line-height:1.85;}
.article-body li::marker{color:var(--brand);}
.article-body blockquote{
  margin:1.6em 0;
  padding:16px 20px;
  border-left:3px solid var(--brand);
  border-radius:0 var(--radius-s) var(--radius-s) 0;
  background:var(--panel);
  color:#C9D7E8;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  width:100%;
  height:auto;
  margin:1.6em 0;
  border-radius:var(--radius-m);
  border:1px solid var(--line);
  background:var(--panel-solid);
}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:.7em;}
.article-body table{
  width:100%;
  margin:1.6em 0;
  border-collapse:collapse;
  font-size:15px;
  border:1px solid var(--line);
  border-radius:var(--radius-s);
  overflow:hidden;
}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);}
.article-body thead th{background:rgba(34,230,192,.08);color:#fff;font-weight:600;}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.03);}
.article-body tbody tr:hover{background:rgba(34,230,192,.06);}
.article-body code{
  padding:2px 7px;
  font-size:14px;
  border-radius:6px;
  background:rgba(255,255,255,.07);
  color:var(--brand);
}
.article-body pre{
  margin:1.6em 0;
  padding:18px 20px;
  border-radius:var(--radius-m);
  border:1px solid var(--line);
  background:var(--panel-solid);
  overflow-x:auto;
}
.article-body pre code{background:none;padding:0;color:#CFE6F5;}
.article-body hr{
  height:1px;
  border:0;
  margin:2.2em 0;
  background:linear-gradient(90deg,transparent,var(--line-strong),transparent);
}

.empty-state{
  margin-top:28px;
  padding:56px 24px;
  text-align:center;
  border-radius:var(--radius-l);
  border:1px dashed var(--line-strong);
  background:var(--panel);
}
.empty-state svg{width:44px;height:44px;margin:0 auto 14px;fill:none;stroke:var(--muted);stroke-width:1.6;}
.empty-state p{color:var(--muted);margin-bottom:18px;}

.article-foot{
  max-width:820px;
  margin:34px auto 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.tag-list{display:flex;gap:8px;flex-wrap:wrap;}

/* ---------- Sidebar ---------- */
.side-col{position:sticky;top:104px;display:grid;gap:20px;}
.side-card{padding:22px;border-radius:var(--radius-l);}
.side-title{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  font-weight:700;
  color:#fff;
  margin-bottom:14px;
}
.side-title::before{
  content:"";
  width:3px;height:15px;
  border-radius:3px;
  background:linear-gradient(180deg,var(--brand),var(--brand-2));
}
.side-note{font-size:13px;line-height:1.8;color:var(--muted);margin-bottom:14px;}
.subscribe{display:block;}
.subscribe-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;}
.subscribe-row input{
  flex:1 1 150px;
  min-width:0;
  height:44px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  color:var(--text);
  outline:none;
  font-size:14px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.subscribe-row input::placeholder{color:#6C809B;}
.subscribe-row input:focus{border-color:rgba(34,230,192,.7);box-shadow:0 0 0 1px rgba(34,230,192,.3),0 0 18px rgba(34,230,192,.2);}
.form-hint{margin-top:10px;font-size:12.5px;color:var(--muted);}
.form-hint.is-error{color:var(--accent);}
.form-hint.is-ok{color:var(--brand);}

.channel-list{display:grid;gap:6px;}
.channel-item{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:11px 13px;
  border-radius:var(--radius-s);
  border:1px solid transparent;
  font-size:14px;
  color:#BACBDF;
  transition:background var(--ease),border-color var(--ease),color var(--ease),transform var(--ease);
}
.channel-item:hover{background:rgba(34,230,192,.08);border-color:rgba(34,230,192,.35);color:#fff;transform:translateX(3px);}
.channel-item .num{font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums;}
.channel-item .arrow{color:var(--brand);font-size:13px;}

.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;}
.stat-box{
  padding:14px;
  border-radius:var(--radius-s);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
}
.stat-box strong{display:block;font-size:20px;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.stat-box span{font-size:12.5px;color:var(--muted);}

/* ---------- Related / CTA ---------- */
.section{padding:76px 0 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:28px;}
.section-head h2{font-size:clamp(20px,2.2vw,28px);color:#fff;letter-spacing:.02em;}
.section-head p{margin-top:8px;font-size:14px;color:var(--muted);}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.card{
  display:flex;
  flex-direction:column;
  border-radius:18px;
  border:1px solid var(--line);
  background:var(--panel);
  overflow:hidden;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:rgba(34,230,192,.4);box-shadow:0 14px 34px rgba(0,0,0,.5);}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--panel-solid);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.card:hover .card-media img{transform:scale(1.04);}
.card-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,8,15,0) 40%,rgba(5,8,15,.72));}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.card-body h3{font-size:17px;line-height:1.5;color:#fff;}
.card-body p{font-size:13.8px;line-height:1.75;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;font-size:12.5px;color:var(--muted);}
.card-foot .more{color:var(--brand);display:inline-flex;gap:6px;align-items:center;transition:gap var(--ease);}
.card:hover .card-foot .more{gap:10px;}

.cta-band{padding:76px 0 0;}
.cta-card{
  position:relative;
  overflow:hidden;
  padding:44px;
  border-radius:26px;
  border:1px solid var(--line);
  background:
    radial-gradient(520px 260px at 14% 0%,rgba(34,230,192,.2),transparent 62%),
    radial-gradient(520px 280px at 88% 100%,rgba(139,92,246,.24),transparent 64%),
    rgba(255,255,255,.04);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:26px;
  flex-wrap:wrap;
}
.cta-card h2{font-size:clamp(21px,2.4vw,30px);color:#fff;margin-bottom:10px;letter-spacing:.02em;}
.cta-card p{font-size:14.5px;color:#B7C7DB;max-width:56ch;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:88px;
  padding-top:56px;
  background:linear-gradient(180deg,rgba(10,16,24,.4),rgba(4,7,12,.96));
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,transparent,rgba(34,230,192,.55),rgba(139,92,246,.5),transparent) 1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:44px;
}
.footer-brand p{margin:16px 0 18px;font-size:13.5px;line-height:1.85;color:var(--muted);max-width:40ch;}
.footer-title{font-size:14.5px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.footer-links{display:grid;gap:10px;}
.footer-links a{font-size:13.5px;color:var(--muted);transition:color var(--ease),transform var(--ease);}
.footer-links a:hover{color:var(--brand);transform:translateX(3px);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  padding:20px 0 28px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--muted);
}
.footer-bottom a{color:#9FB3CB;transition:color var(--ease);}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- Responsive ---------- */
@media (max-width:1280px){
  .container{padding:0 20px;}
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:32px;}
  .header-inner{grid-template-columns:auto minmax(280px,460px) 1fr;gap:16px;}
}
@media (max-width:1023px){
  .header-inner{
    grid-template-columns:1fr auto;
    grid-template-areas:"logo toggle" "search search";
    gap:12px;
    padding:12px 0;
    min-height:auto;
  }
  .logo{grid-area:logo;}
  .menu-toggle{grid-area:toggle;display:inline-flex;}
  .search{grid-area:search;max-width:none;}
  .nav-links{
    position:absolute;
    left:0;right:0;top:100%;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:14px;
    border-radius:0 0 var(--radius-l) var(--radius-l);
    border:1px solid var(--line);
    border-top:0;
    background:rgba(9,14,22,.98);
    backdrop-filter:blur(16px);
    box-shadow:var(--shadow);
  }
  .site-header.nav-open .nav-links{display:flex;}
  .nav-link{padding:12px 14px;font-size:15px;}
  .nav-links .btn{width:100%;}
  .article-layout{grid-template-columns:1fr;gap:34px;padding-top:24px;}
  .side-col{position:static;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .section{padding-top:60px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .article-head{padding:22px 20px;}
  .article-head h1{font-size:clamp(23px,6vw,30px);}
  .article-body{font-size:16.5px;line-height:1.85;}
  .article-body h2{font-size:20px;}
  .card-grid{grid-template-columns:1fr;}
  .cta-card{padding:28px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .section{padding-top:48px;}
  .site-footer{margin-top:64px;padding-top:44px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .subscribe-row{flex-direction:column;align-items:stretch;}
  .subscribe-row input,.subscribe-row .btn{width:100%;}
  .search{height:44px;padding-left:12px;}
  .search-btn{height:32px;padding:0 14px;}
  .stat-grid{grid-template-columns:1fr;}
  .article-foot{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
/* ==================== 设计令牌 ==================== */
:root{
  --bg:#05080F;
  --bg-2:#0A1018;
  --panel:rgba(255,255,255,.04);
  --panel-solid:#0E1726;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --brand:#22E6B8;
  --brand-2:#8B5CFF;
  --accent:#FF3D8B;
  --warn:#FFB84D;
  --text:#E8EEF7;
  --muted:#8FA3BD;
  --ink:#04120E;
  --container:1200px;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:20px;
  --glow:0 0 24px rgba(34,230,184,.35);
  --shadow:0 8px 30px rgba(0,0,0,.45);
  --ease:220ms ease;
}

/* ==================== 基础重置 ==================== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background-color:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-2;
  pointer-events:none;
  background:
    radial-gradient(900px 520px at 10% -10%, rgba(34,230,184,.14), transparent 62%),
    radial-gradient(820px 520px at 92% 2%, rgba(139,92,255,.16), transparent 64%),
    linear-gradient(180deg,#05080F 0%,#080D16 45%,#05080F 100%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.024) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.024) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 50% 0%, #000 0%, transparent 76%);
  mask-image:radial-gradient(circle at 50% 0%, #000 0%, transparent 76%);
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3{line-height:1.3;font-weight:700;letter-spacing:.02em;}
[hidden]{display:none !important;}
::selection{background:rgba(34,230,184,.32);color:#fff;}
:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:2px;
  box-shadow:0 0 0 4px rgba(34,230,184,.22);
  border-radius:8px;
}

/* ==================== 布局容器 ==================== */
.container{
  width:100%;
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:24px;
}
.section{padding-block:88px;}
.section--tight{padding-block:64px;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:28px;
  margin-bottom:36px;
  flex-wrap:wrap;
}
.section-head h2{font-size:clamp(22px,2.4vw,32px);}
.section-head p{color:var(--muted);font-size:14.5px;margin-top:10px;max-width:560px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  letter-spacing:.16em;
  color:var(--brand);
  font-weight:600;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px;
  height:1px;
  background:linear-gradient(90deg,var(--brand),transparent);
}

/* ==================== 顶部导航 ==================== */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(5,8,15,.7);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background var(--ease), box-shadow var(--ease);
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  background:linear-gradient(90deg,transparent 0%,rgba(34,230,184,.45) 30%,rgba(139,92,255,.45) 70%,transparent 100%);
  opacity:.7;
  pointer-events:none;
}
.site-header.scrolled{
  background:rgba(5,8,15,.92);
  box-shadow:0 10px 34px rgba(0,0,0,.45);
}
.header-inner{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  grid-template-areas:"logo search nav";
  align-items:center;
  gap:22px;
  padding:16px 0;
  transition:padding var(--ease);
}
.site-header.scrolled .header-inner{padding:9px 0;}

.logo{
  grid-area:logo;
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.logo-mark{
  width:34px;
  height:34px;
  border-radius:11px;
  display:grid;
  place-items:center;
  background:linear-gradient(140deg,var(--brand),var(--brand-2));
  box-shadow:0 0 18px rgba(34,230,184,.34);
  flex:0 0 auto;
}
.logo-mark svg{width:18px;height:18px;fill:var(--ink);}
.logo-text{
  font-size:19px;
  font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
}
.logo-text em{font-style:normal;color:var(--brand);}

/* 搜索框 —— 导航视觉中心 */
.search{
  grid-area:search;
  position:relative;
  display:flex;
  align-items:center;
  gap:10px;
  width:100%;
  max-width:560px;
  min-width:0;
  padding:5px 5px 5px 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  transition:border-color var(--ease), box-shadow var(--ease), background var(--ease);
}
.search:hover{background:rgba(255,255,255,.07);}
.search:focus-within{
  border-color:rgba(34,230,184,.55);
  background:rgba(255,255,255,.07);
  box-shadow:0 0 0 1px rgba(34,230,184,.35), 0 0 26px rgba(34,230,184,.24);
}
.search-icon{width:18px;height:18px;flex:0 0 auto;stroke:var(--brand);fill:none;stroke-width:2;stroke-linecap:round;}
.search input{
  flex:1 1 auto;
  min-width:0;
  border:0;
  outline:none;
  background:transparent;
  padding:9px 0;
  font-size:14.5px;
  color:var(--text);
}
.search input::placeholder{color:var(--muted);}
.search .btn{flex:0 0 auto;}

.nav-links{
  grid-area:nav;
  display:flex;
  align-items:center;
  gap:4px;
}
.nav-link{
  display:inline-flex;
  align-items:center;
  padding:9px 13px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:14px;
  color:var(--muted);
  white-space:nowrap;
  transition:color var(--ease), background var(--ease), border-color var(--ease), box-shadow var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-link.active{
  color:var(--brand);
  background:rgba(34,230,184,.1);
  border-color:rgba(34,230,184,.42);
  box-shadow:0 0 18px rgba(34,230,184,.22);
}
.nav-links .btn{margin-left:8px;}

.nav-toggle{
  grid-area:toggle;
  display:none;
  width:44px;
  height:44px;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
}
.nav-toggle i{
  position:relative;
  display:block;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--text);
}
.nav-toggle i::before,
.nav-toggle i::after{
  content:"";
  position:absolute;
  left:0;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--text);
}
.nav-toggle i::before{top:-6px;}
.nav-toggle i::after{top:6px;}

/* ==================== 按钮 ==================== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:1px solid transparent;
  border-radius:999px;
  padding:12px 24px;
  font-size:14.5px;
  font-weight:600;
  letter-spacing:.02em;
  white-space:nowrap;
  transition:transform var(--ease), box-shadow var(--ease), background var(--ease), border-color var(--ease), color var(--ease), filter var(--ease);
}
.btn-sm{padding:9px 17px;font-size:13.5px;}
.btn-primary{
  background:linear-gradient(102deg,var(--brand) 0%,#2ED8D0 52%,#7E64F5 120%);
  color:var(--ink);
  box-shadow:0 6px 22px rgba(34,230,184,.28);
}
.btn-primary:hover{
  filter:brightness(1.08);
  box-shadow:0 10px 32px rgba(34,230,184,.44);
  transform:translateY(-1px) scale(1.02);
}
.btn-primary:active{transform:translateY(1px) scale(1);box-shadow:none;}
.btn-secondary{
  background:transparent;
  border-color:var(--line-strong);
  color:var(--text);
}
.btn-secondary:hover{
  background:rgba(34,230,184,.08);
  border-color:rgba(34,230,184,.5);
  color:var(--brand);
}
.btn-secondary:active{transform:translateY(1px);}
.btn-ghost{
  padding:10px 4px;
  color:var(--brand);
  background:transparent;
}
.btn-ghost::after{
  content:"→";
  display:inline-block;
  transition:transform var(--ease);
}
.btn-ghost:hover::after{transform:translateX(5px);}
.btn:disabled,
.btn[aria-disabled="true"]{
  opacity:.45;
  cursor:not-allowed;
  box-shadow:none;
  filter:none;
  transform:none;
}

/* ==================== 徽章 / 标签 ==================== */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:999px;
  border:1px solid transparent;
  background:rgba(10,16,24,.74);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.04em;
  white-space:nowrap;
}
.badge .dot{width:6px;height:6px;border-radius:50%;background:currentColor;flex:0 0 auto;}
.badge-soon{color:var(--accent);border-color:rgba(255,61,139,.45);}
.badge-soon .dot{animation:breathe 1.8s ease-in-out infinite;}
.badge-live{color:var(--brand);border-color:rgba(34,230,184,.45);}
.badge-live .dot{box-shadow:0 0 10px rgba(34,230,184,.8);}
.badge-done{color:#93A9C4;border-color:rgba(147,169,196,.35);}
@keyframes breathe{
  0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(255,61,139,.5);}
  50%{opacity:.5;box-shadow:0 0 0 6px rgba(255,61,139,0);}
}
.tag{
  display:inline-flex;
  align-items:center;
  padding:4px 11px;
  border-radius:999px;
  border:1px solid rgba(143,163,189,.28);
  font-size:12px;
  color:#A6B8CE;
  letter-spacing:.03em;
}

/* ==================== 分类 Hero ==================== */
.category-hero{
  position:relative;
  margin-top:32px;
  min-height:264px;
  border-radius:var(--radius-l);
  border:1px solid var(--line-strong);
  overflow:hidden;
  display:flex;
  align-items:center;
  background:#0A1018;
}
.category-hero__bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  transform:scale(1.05);
  opacity:.52;
}
.category-hero__veil{
  position:absolute;
  inset:0;
  background:
    radial-gradient(760px 340px at 88% 16%, rgba(139,92,255,.30), transparent 70%),
    linear-gradient(100deg, rgba(5,8,15,.95) 0%, rgba(5,8,15,.74) 46%, rgba(5,8,15,.5) 100%);
}
.category-hero__inner{
  position:relative;
  z-index:2;
  width:100%;
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:36px;
  align-items:center;
  padding:42px 44px;
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:16px;
}
.breadcrumb a{color:var(--muted);transition:color var(--ease);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:rgba(143,163,189,.6);}
.category-hero h1{
  font-size:clamp(30px,4vw,46px);
  margin-bottom:14px;
}
.category-hero h1 span{
  background:linear-gradient(100deg,var(--brand) 0%,#59D9E0 55%,var(--brand-2) 118%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.category-hero__lead{
  color:#B9C8DC;
  font-size:15.5px;
  max-width:560px;
}
.hero-side{
  display:grid;
  gap:12px;
  padding:20px;
  border-radius:var(--radius-m);
  border:1px solid var(--line);
  background:rgba(10,16,24,.62);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.hero-side__label{font-size:12.5px;color:var(--muted);letter-spacing:.08em;}
.mini-search{
  display:flex;
  align-items:center;
  gap:8px;
  padding:4px 4px 4px 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  transition:border-color var(--ease), box-shadow var(--ease);
}
.mini-search:focus-within{
  border-color:rgba(34,230,184,.55);
  box-shadow:0 0 0 1px rgba(34,230,184,.3), 0 0 20px rgba(34,230,184,.2);
}
.mini-search svg{width:16px;height:16px;flex:0 0 auto;stroke:var(--brand);fill:none;stroke-width:2;stroke-linecap:round;}
.mini-search input{
  flex:1 1 auto;
  min-width:0;
  border:0;
  outline:none;
  background:transparent;
  padding:9px 0;
  font-size:13.5px;
}
.mini-search input::placeholder{color:var(--muted);}
.mini-search .btn{padding:8px 15px;font-size:13px;}

/* ==================== 下一场 + 倒计时 ==================== */
.next-up{padding-top:28px;}
.next-up__inner{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto auto;
  gap:26px;
  align-items:center;
  padding:22px 26px;
  border-radius:var(--radius-l);
  border:1px solid var(--line);
  background:var(--panel);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
}
.next-up__info{display:flex;align-items:center;gap:18px;min-width:0;}
.next-up__info h2{font-size:19px;margin-bottom:6px;}
.next-up__info p{font-size:13.5px;color:var(--muted);}
.countdown{display:flex;align-items:center;gap:6px;}
.countdown .unit{
  min-width:58px;
  padding:8px 6px;
  text-align:center;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
}
.countdown .num{
  display:block;
  font-size:20px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
  background:linear-gradient(120deg,var(--brand),var(--brand-2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.countdown .lab{display:block;font-size:11px;color:var(--muted);letter-spacing:.1em;}

/* ==================== 筛选 chip ==================== */
.chips{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.chip{
  padding:9px 18px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--muted);
  font-size:13.5px;
  font-weight:600;
  transition:color var(--ease), border-color var(--ease), background var(--ease), box-shadow var(--ease);
}
.chip:hover{color:var(--text);border-color:var(--line-strong);background:rgba(255,255,255,.07);}
.chip.is-active{
  color:var(--brand);
  border-color:rgba(34,230,184,.5);
  background:rgba(34,230,184,.1);
  box-shadow:0 0 18px rgba(34,230,184,.22);
}

/* ==================== 卡片网格 ==================== */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.card{
  display:flex;
  flex-direction:column;
  padding:18px;
  border-radius:18px;
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));
  box-shadow:var(--shadow);
  transition:transform var(--ease), border-color var(--ease), box-shadow var(--ease);
}
.card:hover{
  transform:translateY(-4px);
  border-color:rgba(34,230,184,.4);
  box-shadow:0 16px 40px rgba(0,0,0,.5), 0 0 0 1px rgba(34,230,184,.12);
}
.card-cover{
  position:relative;
  aspect-ratio:16 / 9;
  border-radius:14px;
  overflow:hidden;
  border:1px solid var(--line);
  background:linear-gradient(160deg,#101A2A,#0A1018);
}
.card-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 320ms ease;
}
.card:hover .card-cover img{transform:scale(1.04);}
.card-cover .badge{position:absolute;left:12px;top:12px;}
.card-body{display:flex;flex-direction:column;gap:10px;padding:18px 4px 4px;flex:1 1 auto;}
.card-title{font-size:17.5px;}
.card-desc{font-size:14px;color:var(--muted);line-height:1.72;}
.card-meta{
  margin-top:auto;
  padding-top:14px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--muted);
}
.card-meta .arrow{color:var(--brand);transition:transform var(--ease);}
.card:hover .card-meta .arrow{transform:translateX(4px);}

.empty-state{
  margin-top:26px;
  padding:46px 24px;
  text-align:center;
  border-radius:var(--radius-m);
  border:1px dashed var(--line-strong);
  background:var(--panel);
  color:var(--muted);
}
.empty-state svg{width:34px;height:34px;stroke:var(--brand);fill:none;stroke-width:1.6;margin:0 auto 14px;}
.empty-state p{margin-bottom:16px;font-size:14.5px;}

/* ==================== 非对称两栏 ==================== */
.split{
  display:grid;
  grid-template-columns:35% minmax(0,1fr);
  gap:52px;
  align-items:start;
}
.split__left h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:16px;}
.split__left p{color:var(--muted);font-size:14.5px;margin-bottom:20px;}
.row-item{
  display:grid;
  grid-template-columns:186px minmax(0,1fr);
  gap:22px;
  align-items:center;
  padding:20px 0;
  border-bottom:1px solid var(--line);
}
.row-item:first-child{padding-top:0;}
.row-item:last-child{border-bottom:0;padding-bottom:0;}
.row-item:nth-child(even){grid-template-columns:minmax(0,1fr) 186px;}
.row-item:nth-child(even) .row-media{order:2;}
.row-media{
  aspect-ratio:4 / 3;
  border-radius:14px;
  overflow:hidden;
  border:1px solid var(--line);
  background:linear-gradient(160deg,#101A2A,#0A1018);
}
.row-media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease;}
.row-item:hover .row-media img{transform:scale(1.05);}
.row-item h3{font-size:17px;margin-bottom:8px;}
.row-item p{font-size:14px;color:var(--muted);}
.row-item .tag{margin-top:12px;}

/* ==================== 流程步骤 ==================== */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
}
.step{
  position:relative;
  padding:24px 22px 26px;
  border-radius:var(--radius-m);
  border:1px solid var(--line);
  background:var(--panel);
  transition:border-color var(--ease), transform var(--ease);
}
.step:hover{border-color:rgba(34,230,184,.38);transform:translateY(-3px);}
.step::before{
  content:"";
  position:absolute;
  left:22px;
  top:0;
  width:38px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--brand),transparent);
}
.step-num{
  display:block;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--brand);
  margin-bottom:12px;
}
.step h3{font-size:16.5px;margin-bottom:8px;}
.step p{font-size:13.5px;color:var(--muted);}

/* ==================== FAQ ==================== */
.faq{display:grid;gap:12px;max-width:920px;}
.faq-item{
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  background:var(--panel);
  overflow:hidden;
  transition:border-color var(--ease), background var(--ease);
}
.faq-item:hover{border-color:var(--line-strong);}
.faq-item.is-open{border-color:rgba(34,230,184,.4);background:rgba(34,230,184,.04);}
.faq-q{
  width:100%;
  min-height:48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:14px 22px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:15.5px;
  font-weight:600;
  color:var(--text);
}
.faq-icon{position:relative;width:16px;height:16px;flex:0 0 auto;}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--brand);
  border-radius:2px;
  transition:transform 240ms ease, opacity 240ms 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.is-open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height 240ms ease;}
.faq-a__inner{
  margin:0 22px 20px 22px;
  padding:12px 16px 14px;
  border-left:3px solid var(--brand);
  border-radius:0 var(--radius-s) var(--radius-s) 0;
  background:rgba(255,255,255,.03);
  font-size:14.5px;
  color:#B9C8DC;
  line-height:1.85;
}

/* ==================== 底部 CTA ==================== */
.cta__inner{
  position:relative;
  padding:56px 34px;
  text-align:center;
  border-radius:var(--radius-l);
  border:1px solid var(--line-strong);
  background:
    linear-gradient(120deg,rgba(34,230,184,.12),rgba(139,92,255,.14)),
    var(--panel);
  overflow:hidden;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.cta__inner::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(600px 260px at 50% 0%, rgba(34,230,184,.16), transparent 70%);
  pointer-events:none;
}
.cta__inner h2{font-size:clamp(22px,2.6vw,32px);margin-bottom:14px;position:relative;}
.cta__inner p{color:#B9C8DC;font-size:15px;max-width:600px;margin:0 auto 30px;position:relative;}
.cta__actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;position:relative;}

/* ==================== 页脚 ==================== */
.site-footer{
  position:relative;
  margin-top:72px;
  background:#070C15;
  border-top:1px solid var(--line);
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(34,230,184,.75),rgba(139,92,255,.75),transparent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:42px;
  padding:58px 0 42px;
}
.footer-title{
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  letter-spacing:.04em;
}
.footer-links{display:grid;gap:11px;font-size:14px;}
.footer-links a{color:var(--muted);transition:color var(--ease), transform var(--ease);display:inline-block;}
.footer-links a:hover{color:var(--brand);transform:translateX(3px);}
.footer-brand p{
  font-size:13.5px;
  color:var(--muted);
  line-height:1.85;
  margin:16px 0 20px;
  max-width:360px;
}
.subscribe{max-width:380px;}
.subscribe-row{display:flex;gap:8px;}
.subscribe-row input{
  flex:1 1 auto;
  min-width:0;
  padding:11px 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  font-size:13.5px;
  outline:none;
  transition:border-color var(--ease), box-shadow var(--ease);
}
.subscribe-row input::placeholder{color:var(--muted);}
.subscribe-row input:focus{
  border-color:rgba(34,230,184,.55);
  box-shadow:0 0 0 3px rgba(34,230,184,.16);
}
.form-hint{font-size:12.5px;color:var(--muted);margin-top:10px;transition:color var(--ease);}
.form-hint.is-error{color:var(--accent);}
.form-hint.is-success{color:var(--brand);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:22px 0 34px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--muted);
}
.footer-bottom a{color:var(--brand);}
.footer-bottom a:hover{text-decoration:underline;}

/* ==================== 响应式 ==================== */
@media (max-width:1280px){
  .container{padding-inline:20px;}
  .search{max-width:440px;}
  .nav-link{padding:9px 11px;font-size:13.5px;}
}

@media (max-width:1024px){
  .section{padding-block:64px;}
  .header-inner{
    grid-template-columns:auto minmax(0,1fr) auto;
    grid-template-areas:
      "logo search toggle"
      "nav nav nav";
    gap:12px 14px;
    padding:14px 0 10px;
  }
  .search{max-width:none;}
  .nav-links{
    flex-wrap:nowrap;
    gap:8px;
    overflow-x:auto;
    padding-bottom:8px;
    scrollbar-width:none;
  }
  .nav-links::-webkit-scrollbar{display:none;}
  .nav-link{flex:0 0 auto;}
  .nav-links .btn{margin-left:0;flex:0 0 auto;}
  .category-hero__inner{
    grid-template-columns:minmax(0,1fr);
    padding:34px 30px;
    gap:24px;
  }
  .hero-side{max-width:420px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .split{grid-template-columns:minmax(0,1fr);gap:32px;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .next-up__inner{grid-template-columns:minmax(0,1fr);gap:18px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px;}
}

@media (max-width:768px){
  .section{padding-block:52px;}
  .header-inner{
    grid-template-columns:auto auto;
    grid-template-areas:
      "logo toggle"
      "search search"
      "nav nav";
    justify-content:space-between;
    padding:12px 0 8px;
  }
  .nav-toggle{display:inline-flex;}
  .nav-links{display:none;}
  .site-header.nav-open .nav-links{
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    overflow:visible;
    padding-bottom:12px;
  }
  .site-header.nav-open .nav-link,
  .site-header.nav-open .nav-links .btn{width:100%;justify-content:center;}
  .category-hero{min-height:auto;margin-top:20px;}
  .category-hero__inner{padding:28px 22px;}
  .category-hero__lead{font-size:14.5px;}
  .hero-side{max-width:none;}
  .next-up__inner{padding:18px;}
  .next-up__info{flex-direction:column;align-items:flex-start;gap:12px;}
  .countdown{flex-wrap:wrap;}
  .countdown .unit{min-width:calc(50% - 3px);flex:1 1 calc(50% - 3px);}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .row-item,
  .row-item:nth-child(even){grid-template-columns:minmax(0,1fr);gap:16px;}
  .row-item:nth-child(even) .row-media{order:0;}
  .steps{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:30px;padding:44px 0 32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .cta__inner{padding:40px 22px;}
}

@media (max-width:520px){
  .container{padding-inline:16px;}
  .section{padding-block:44px;}
  .logo-text{font-size:17px;}
  .search{padding-left:13px;}
  .search input{font-size:14px;}
  .card{padding:14px;}
  .chip{padding:9px 15px;font-size:13px;}
  .cta__actions .btn{width:100%;}
  .countdown .unit{min-width:calc(50% - 3px);}
}

/* ==================== 动效可访问性 ==================== */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
}

/* roulang page: category2 */
:root{
  --bg:#05080F;
  --bg-2:#0A1018;
  --panel:rgba(255,255,255,.04);
  --panel-solid:#0E1726;
  --line:rgba(255,255,255,.08);
  --brand:#12E0C0;
  --brand-2:#8B5CF6;
  --accent:#FF4D8D;
  --warn:#FFB84D;
  --text:#E8EEF7;
  --muted:#8FA3BD;
  --container:1200px;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:20px;
  --glow:0 0 24px rgba(18,224,192,.35);
  --shadow:0 8px 30px rgba(0,0,0,.45);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 12%,#000 0%,transparent 72%);
  z-index:0;
}
img{max-width:100%;display:block;border-radius:var(--radius-m);}
a{color:inherit;text-decoration:none;}
a:hover{color:var(--brand);}
button,input{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:.02em;color:#F3F8FF;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 4px rgba(18,224,192,.22);border-radius:6px;}
::selection{background:rgba(18,224,192,.28);}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;position:relative;z-index:1;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn-primary{
  background:linear-gradient(100deg,#17E9C7 0%,#10CFB4 74%,#8B5CF6 100%);
  color:#04120F;
  box-shadow:0 6px 20px rgba(18,224,192,.28);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 8px 26px rgba(18,224,192,.45);transform:translateY(-1px) scale(1.02);color:#04120F;}
.btn-primary:active{transform:translateY(1px);box-shadow:0 2px 10px rgba(18,224,192,.25);filter:brightness(.98);}
.btn-outline{
  background:transparent;
  border-color:var(--line);
  color:var(--text);
}
.btn-outline:hover{background:rgba(18,224,192,.09);border-color:rgba(18,224,192,.5);color:#EAFFF9;transform:translateY(-1px);}
.btn-outline:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--brand);padding:0 4px;min-height:40px;}
.btn-ghost span{transition:transform .2s ease;}
.btn-ghost:hover span{transform:translateX(4px);}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;box-shadow:none;filter:none;transform:none;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  border:1px solid var(--line);
  color:var(--muted);
  background:rgba(255,255,255,.03);
}
.badge-live{color:#FFD5E5;border-color:rgba(255,77,141,.45);background:rgba(255,77,141,.1);}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent);animation:breathe 1.8s ease-in-out infinite;}
.badge-ready{color:#C6FFF3;border-color:rgba(18,224,192,.42);background:rgba(18,224,192,.1);}
.badge-past{color:#B7C7DC;border-color:rgba(143,163,189,.35);background:rgba(143,163,189,.1);}
@keyframes breathe{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.82);}}
.tag{
  display:inline-flex;
  align-items:center;
  padding:3px 10px;
  border-radius:999px;
  font-size:12.5px;
  color:#A8E9DC;
  background:rgba(18,224,192,.08);
  border:1px solid rgba(18,224,192,.22);
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(5,8,15,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:padding .25s ease,background-color .25s ease;
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(18,224,192,.65),rgba(139,92,246,.6),transparent);
  opacity:.7;
}
.header-inner{
  display:grid;
  grid-template-columns:auto minmax(260px,440px) auto;
  align-items:center;
  gap:26px;
  padding:16px 24px;
  transition:padding .25s ease;
}
.site-header.is-scrolled .header-inner{padding:9px 24px;}
.site-header.is-scrolled{background:rgba(6,10,18,.88);}

.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:36px;height:36px;
  display:grid;place-items:center;
  border-radius:11px;
  background:linear-gradient(140deg,rgba(18,224,192,.9),rgba(139,92,246,.85));
  box-shadow:var(--glow);
}
.logo-mark svg{width:21px;height:21px;fill:#04120F;}
.logo-text{font-size:19px;font-weight:800;letter-spacing:.03em;color:#F3F8FF;}
.logo-text em{font-style:normal;color:var(--brand);}

.search{
  display:flex;
  align-items:center;
  gap:10px;
  width:100%;
  padding:5px 5px 5px 16px;
  border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.search:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(18,224,192,.16),var(--glow);background:rgba(18,224,192,.05);}
.search-icon{display:grid;place-items:center;flex-shrink:0;color:var(--muted);}
.search-icon svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;}
.search input{
  flex:1;
  min-width:0;
  border:0;
  background:transparent;
  padding:9px 0;
  font-size:14.5px;
  color:var(--text);
  outline:none;
}
.search input::placeholder{color:#6F86A3;}

.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  padding:9px 12px;
  border-radius:var(--radius-s);
  font-size:14.5px;
  color:var(--muted);
  border:1px solid transparent;
  transition:color .2s ease,background-color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.nav-link:hover{color:#EAF6FF;background:rgba(255,255,255,.05);}
.nav-link.active{color:#EAFFF9;background:rgba(18,224,192,.12);border-color:rgba(18,224,192,.45);box-shadow:0 0 16px rgba(18,224,192,.18);}
.nav-links .btn{margin-left:8px;}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  cursor:pointer;
  align-items:center;
  justify-content:center;
}
.nav-toggle svg{width:20px;height:20px;stroke:var(--text);fill:none;stroke-width:2;stroke-linecap:round;}

/* ---------- 分类 Hero ---------- */
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.cat-hero-bg{
  position:absolute;
  inset:0;
  background-image:linear-gradient(180deg,rgba(5,8,15,.5) 0%,rgba(5,8,15,.86) 62%,rgba(5,8,15,.97) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
}
.cat-hero-bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(70% 90% at 78% 12%,rgba(139,92,246,.28),transparent 62%),radial-gradient(60% 80% at 12% 100%,rgba(18,224,192,.22),transparent 66%);
}
.cat-hero-inner{position:relative;padding:44px 24px 46px;}
.breadcrumb{font-size:13px;color:var(--muted);display:flex;gap:8px;align-items:center;margin-bottom:18px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb span{opacity:.5;}
.cat-hero h1{
  font-size:clamp(28px,3.6vw,44px);
  max-width:820px;
  letter-spacing:.015em;
}
.cat-hero .lead{
  margin-top:16px;
  max-width:640px;
  font-size:15.5px;
  color:#B9C9DD;
}
.hero-search{margin-top:26px;max-width:440px;}

/* ---------- 统计条 ---------- */
.stat-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  margin-top:-1px;
  background:var(--line);
  border-bottom:1px solid var(--line);
}
.stat-item{background:var(--bg-2);padding:24px 24px 26px;}
.stat-num{font-size:26px;font-weight:800;color:#F3F8FF;font-variant-numeric:tabular-nums;letter-spacing:.01em;}
.stat-num em{font-style:normal;color:var(--brand);font-size:16px;margin-left:4px;font-weight:600;}
.stat-label{margin-top:6px;font-size:13px;color:var(--muted);}

/* ---------- 板块通用 ---------- */
.section{padding:80px 0;}
.section-alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{margin-bottom:36px;max-width:760px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--brand);
  letter-spacing:.16em;
  margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--brand),var(--brand-2));border-radius:2px;}
.section-title{font-size:clamp(22px,2.4vw,32px);}
.section-desc{margin-top:14px;color:var(--muted);font-size:15px;}

/* ---------- 筛选 chip ---------- */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.chip{
  padding:9px 18px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--muted);
  font-size:14px;
  cursor:pointer;
  transition:all .2s ease;
}
.chip:hover{color:#EAF6FF;border-color:rgba(18,224,192,.45);background:rgba(18,224,192,.08);}
.chip.active{color:#04120F;background:linear-gradient(100deg,#17E9C7,#10CFB4 78%,#8B5CF6);border-color:transparent;font-weight:700;box-shadow:0 6px 18px rgba(18,224,192,.26);}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:38px;}
.timeline::before{
  content:"";
  position:absolute;
  left:8px;
  top:14px;
  bottom:34px;
  width:2px;
  border-radius:2px;
  background:linear-gradient(180deg,var(--brand),var(--brand-2) 68%,rgba(139,92,246,.15));
  opacity:.85;
}
.timeline-item{position:relative;padding-bottom:22px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:"";
  position:absolute;
  left:-36px;
  top:30px;
  width:12px;height:12px;
  border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 4px rgba(18,224,192,.14),0 0 16px rgba(18,224,192,.65);
}
.timeline-item:nth-child(3n+2)::before{background:var(--brand-2);box-shadow:0 0 0 4px rgba(139,92,246,.16),0 0 16px rgba(139,92,246,.6);}

.timeline-card{
  display:grid;
  grid-template-columns:196px 1fr auto;
  gap:22px;
  align-items:center;
  padding:18px;
  border-radius:var(--radius-l);
  background:var(--panel);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform .22s ease,border-color .22s ease,background-color .22s ease;
}
.timeline-card:hover{transform:translateY(-4px);border-color:rgba(18,224,192,.42);background:rgba(18,224,192,.045);}
.timeline-thumb{
  position:relative;
  aspect-ratio:16/9;
  border-radius:var(--radius-m);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.1);
  background:var(--panel-solid);
}
.timeline-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s ease;}
.timeline-card:hover .timeline-thumb img{transform:scale(1.04);}
.timeline-duration{
  position:absolute;
  right:8px;bottom:8px;
  padding:2px 9px;
  font-size:12px;
  border-radius:6px;
  background:rgba(5,8,15,.78);
  color:#DCE8F6;
  font-variant-numeric:tabular-nums;
  backdrop-filter:blur(6px);
}
.timeline-body{min-width:0;}
.timeline-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:12.5px;color:var(--muted);margin-bottom:8px;}
.timeline-title{font-size:18.5px;margin-bottom:8px;}
.timeline-summary{font-size:14.5px;color:#A9BACE;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.timeline-action{align-self:center;}

/* ---------- 观看流程 ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.flow-card{
  position:relative;
  padding:28px 24px;
  border-radius:var(--radius-l);
  background:var(--panel);
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease;
}
.flow-card:hover{transform:translateY(-4px);border-color:rgba(18,224,192,.4);}
.flow-num{
  font-size:34px;
  font-weight:800;
  line-height:1;
  font-variant-numeric:tabular-nums;
  background:linear-gradient(120deg,#17E9C7,#8B5CF6);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  margin-bottom:16px;
}
.flow-card h3{font-size:18px;margin-bottom:10px;}
.flow-card p{font-size:14.5px;color:var(--muted);}

/* ---------- 重点回看 ---------- */
.split{display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:center;}
.split-media{
  position:relative;
  border-radius:var(--radius-l);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.split-media img{aspect-ratio:4/3;width:100%;object-fit:cover;border-radius:0;}
.split-media .badge{position:absolute;top:14px;left:14px;backdrop-filter:blur(8px);}
.check-list{margin-top:22px;display:grid;gap:14px;}
.check-list li{display:flex;gap:12px;font-size:15px;color:#B9C9DD;}
.check-list li::before{
  content:"";
  flex-shrink:0;
  width:8px;height:8px;
  margin-top:9px;
  border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 10px rgba(18,224,192,.7);
}

/* ---------- FAQ ---------- */
.faq{border-radius:var(--radius-l);border:1px solid var(--line);background:var(--panel);overflow:hidden;}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{
  width:100%;
  min-height:48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:16px 22px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:#E8EEF7;
  cursor:pointer;
  transition:background-color .2s ease,color .2s ease;
}
.faq-q:hover{background:rgba(18,224,192,.06);color:#EAFFF9;}
.faq-icon{
  flex-shrink:0;
  width:26px;height:26px;
  display:grid;place-items:center;
  border-radius:8px;
  border:1px solid var(--line);
  color:var(--brand);
  font-size:16px;
  transition:transform .24s ease,background-color .24s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(18,224,192,.12);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .24s ease;
  background:rgba(255,255,255,.025);
}
.faq-a-inner{
  padding:0 22px 20px 25px;
  border-left:3px solid var(--brand);
  margin-left:22px;
  font-size:14.5px;
  color:var(--muted);
}

/* ---------- CTA ---------- */
.cta-band{padding:80px 0;}
.cta-card{
  position:relative;
  overflow:hidden;
  border-radius:26px;
  border:1px solid var(--line);
  background-image:linear-gradient(120deg,rgba(5,8,15,.9),rgba(11,18,32,.82)),url("/assets/images/backpic/back-3.png");
  background-size:cover;
  background-position:center;
  padding:52px 48px;
  box-shadow:var(--shadow);
}
.cta-card::after{
  content:"";
  position:absolute;
  right:-80px;top:-80px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(18,224,192,.28),transparent 66%);
}
.cta-card h2{font-size:clamp(22px,2.6vw,32px);max-width:600px;}
.cta-card p{margin-top:14px;color:#B9C9DD;max-width:560px;font-size:15px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}

/* ---------- Footer ---------- */
.site-footer{
  position:relative;
  background:#04070D;
  border-top:1px solid var(--line);
  padding-top:64px;
  margin-top:0;
}
.site-footer::before{
  content:"";
  position:absolute;
  left:0;right:0;top:-1px;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(18,224,192,.7),rgba(139,92,246,.7),transparent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:44px;
  padding-bottom:52px;
}
.footer-brand p{margin-top:18px;font-size:14px;color:var(--muted);line-height:1.85;max-width:340px;}
.footer-title{font-size:15px;margin-bottom:18px;color:#EAF2FB;}
.footer-links{display:grid;gap:11px;}
.footer-links a{font-size:14px;color:var(--muted);transition:color .2s ease,transform .2s ease;display:inline-block;}
.footer-links a:hover{color:var(--brand);transform:translateX(3px);}
.subscribe{margin-top:22px;}
.subscribe-row{display:flex;gap:10px;align-items:center;padding:5px 5px 5px 16px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line);transition:border-color .2s ease,box-shadow .2s ease;}
.subscribe-row:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(18,224,192,.15);}
.subscribe-row input{flex:1;min-width:0;border:0;background:transparent;padding:9px 0;font-size:14px;outline:none;color:var(--text);}
.subscribe-row input::placeholder{color:#6F86A3;}
.form-hint{margin-top:10px;font-size:12.5px;color:var(--muted);}
.form-hint.is-error{color:var(--accent);}
.form-hint.is-ok{color:var(--brand);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  justify-content:space-between;
  align-items:center;
  padding:22px 0 30px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--muted);
}
.footer-bottom a{color:var(--muted);}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .header-inner{
    grid-template-columns:auto 1fr;
    grid-template-areas:"logo search" "nav nav";
    row-gap:12px;
    padding:14px 24px;
  }
  .logo{grid-area:logo;}
  .search{grid-area:search;}
  .nav-links{
    grid-area:nav;
    overflow-x:auto;
    padding-bottom:4px;
    scrollbar-width:none;
  }
  .nav-links::-webkit-scrollbar{display:none;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:36px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .flow-grid{grid-template-columns:repeat(2,1fr);}
}

@media (max-width:900px){
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .timeline-card{grid-template-columns:1fr;gap:16px;}
  .timeline-action{justify-self:flex-start;}
  .timeline-thumb{max-width:340px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}

@media (max-width:767px){
  body{font-size:15.5px;}
  .container{padding:0 16px;}
  .header-inner{
    grid-template-columns:1fr auto;
    grid-template-areas:"logo toggle" "search search" "nav nav";
    padding:12px 16px;
    gap:12px;
  }
  .nav-toggle{display:inline-flex;grid-area:toggle;}
  .nav-links{
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    overflow:visible;
    padding:6px 0 4px;
    border-top:1px solid var(--line);
  }
  .site-header.nav-open .nav-links{display:flex;}
  .nav-link{padding:12px 14px;font-size:15px;}
  .nav-links .btn{margin-left:0;margin-top:6px;width:100%;}
  .search{padding:4px 4px 4px 14px;}
  .search input{font-size:15px;}

  .cat-hero-inner{padding:30px 16px 34px;}
  .hero-search{margin-top:20px;max-width:100%;}

  .section{padding:52px 0;}
  .stat-item{padding:20px 16px;}
  .stat-num{font-size:22px;}
  .chip-row{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;scrollbar-width:none;}
  .chip-row::-webkit-scrollbar{display:none;}
  .chip{flex-shrink:0;}

  .timeline{padding-left:26px;}
  .timeline::before{left:5px;}
  .timeline-item::before{left:-27px;top:24px;width:10px;height:10px;}
  .timeline-card{padding:14px;border-radius:var(--radius-m);}
  .timeline-thumb{max-width:100%;}

  .flow-grid{grid-template-columns:1fr;}
  .faq-q{padding:14px 16px;font-size:15px;}
  .faq-a-inner{margin-left:16px;padding:0 16px 18px 18px;}

  .cta-band{padding:52px 0;}
  .cta-card{padding:32px 22px;border-radius:20px;}
  .cta-actions .btn{width:100%;}

  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:38px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

@media (max-width:520px){
  .cat-hero h1{font-size:26px;}
  .stat-strip{grid-template-columns:1fr 1fr;}
  .timeline-summary{font-size:14px;}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
  --bg:#05080F;
  --bg-2:#0A1018;
  --panel:rgba(255,255,255,.04);
  --panel-strong:rgba(255,255,255,.07);
  --panel-solid:#0E1726;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --brand:#25F4C2;
  --brand-dim:#17C79C;
  --brand-2:#8B5CF6;
  --accent:#FF4D8D;
  --warn:#FFC24B;
  --text:#E8EEF7;
  --muted:#8FA3BD;
  --container:1200px;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:20px;
  --glow:0 0 0 4px rgba(37,244,194,.16),0 0 22px rgba(37,244,194,.35);
  --shadow:0 8px 30px rgba(0,0,0,.45);
  --shadow-lg:0 18px 48px rgba(0,0,0,.55);
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(900px 520px at 12% -8%, rgba(37,244,194,.10), transparent 62%),
    radial-gradient(760px 480px at 88% 4%, rgba(139,92,246,.12), transparent 60%),
    repeating-linear-gradient(0deg, rgba(255,255,255,.014) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.014) 0 1px, transparent 1px 72px);
  background-attachment:fixed;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
svg{display:block}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:var(--glow);border-radius:6px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section-tight{padding:56px 0}
.section-head{max-width:720px;margin-bottom:40px}
.section-head h2{font-size:clamp(22px,2.4vw,32px);line-height:1.3;font-weight:700;letter-spacing:.02em}
.section-head p{margin-top:14px;color:var(--muted);font-size:15.5px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.16em;color:var(--brand);
  text-transform:uppercase;margin-bottom:14px;font-weight:600;
}
.eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--brand),transparent)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.02em;cursor:pointer;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),filter .22s var(--ease);
  white-space:nowrap;
}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn-lg{height:52px;padding:0 30px;font-size:16px}
.btn-primary{
  background:linear-gradient(115deg,var(--brand) 0%,#3AE2C2 55%,var(--brand-2) 100%);
  color:#04140F;
  box-shadow:0 6px 22px rgba(37,244,194,.26);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 10px 30px rgba(37,244,194,.44);transform:translateY(-1px) scale(1.02)}
.btn-primary:active{transform:translateY(1px);box-shadow:none;filter:brightness(.98)}
.btn-outline{background:transparent;border-color:var(--line-strong);color:var(--text)}
.btn-outline:hover{background:rgba(37,244,194,.08);border-color:rgba(37,244,194,.52);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:transparent;color:var(--muted);padding:0 10px}
.btn-ghost:hover{color:var(--brand)}
.btn-ghost .arrow{transition:transform .22s var(--ease)}
.btn-ghost:hover .arrow{transform:translateX(4px)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none;filter:none}

/* ============ 标签 / 徽章 ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:999px;font-size:12.5px;
  color:var(--muted);border:1px solid var(--line-strong);
  background:rgba(255,255,255,.03);
}
.tag-brand{color:var(--brand);border-color:rgba(37,244,194,.36);background:rgba(37,244,194,.07)}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.04em;
}
.badge-live{color:#FFD9E6;background:rgba(255,77,141,.14);border:1px solid rgba(255,77,141,.42)}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);animation:pulse 1.8s infinite}
.badge-soon{color:#B6FBE9;background:rgba(37,244,194,.10);border:1px solid rgba(37,244,194,.38)}
.badge-soon .dot{width:7px;height:7px;border-radius:50%;background:var(--brand);box-shadow:0 0 10px rgba(37,244,194,.8)}
.badge-done{color:#B9C7D9;background:rgba(143,163,189,.10);border:1px solid rgba(143,163,189,.30)}
@keyframes pulse{0%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.72)}100%{opacity:1;transform:scale(1)}}

/* ============ 头部 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(5,8,15,.55);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(37,244,194,.6),rgba(139,92,246,.55),transparent);
  opacity:0;transition:opacity .28s var(--ease);
}
.site-header.is-scrolled{background:rgba(5,8,15,.88)}
.site-header.is-scrolled::after{opacity:1}
.header-inner{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;
  gap:24px;align-items:center;padding:18px 24px;
  transition:padding .28s var(--ease);
}
.site-header.is-scrolled .header-inner{padding:11px 24px}

.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(37,244,194,.22),rgba(139,92,246,.28));
  border:1px solid rgba(37,244,194,.4);
  box-shadow:0 0 18px rgba(37,244,194,.22);
}
.logo-mark svg{width:19px;height:19px;fill:var(--brand)}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.04em;line-height:1}
.logo-text em{font-style:normal;color:var(--brand);margin-left:1px}

.header-search{
  position:relative;display:flex;align-items:center;
  width:min(100%,560px);min-width:0;justify-self:start;
  height:46px;padding:4px 5px 4px 16px;
  border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.header-search:focus-within{
  border-color:rgba(37,244,194,.65);
  box-shadow:0 0 0 4px rgba(37,244,194,.14),0 0 26px rgba(37,244,194,.24);
  background:rgba(255,255,255,.07);
}
.header-search .search-icon{flex-shrink:0;color:var(--muted);margin-right:10px}
.header-search .search-icon svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round}
.header-search input{
  flex:1;min-width:0;height:100%;border:none;background:transparent;outline:none;
  font-size:14.5px;color:var(--text);
}
.header-search input::placeholder{color:rgba(143,163,189,.85)}
.header-search.is-error{border-color:rgba(255,77,141,.7);box-shadow:0 0 0 4px rgba(255,77,141,.14)}

.nav-links{display:flex;align-items:center;gap:6px}
.nav-link{
  position:relative;padding:11px 13px;border-radius:999px;
  font-size:14.5px;color:var(--muted);font-weight:500;
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
  border:1px solid transparent;white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-link.active{
  color:var(--brand);
  border-color:rgba(37,244,194,.45);
  background:rgba(37,244,194,.08);
  box-shadow:0 0 16px rgba(37,244,194,.18);
}
.nav-links .btn{margin-left:8px}

.nav-toggle{
  display:none;width:46px;height:46px;border-radius:14px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:19px;height:2px;background:var(--text);border-radius:2px;margin:3px auto;transition:transform .25s var(--ease),opacity .25s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;overflow:hidden;
  padding:70px 0 62px;
  background-image:url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(700px 320px at 18% 20%, rgba(37,244,194,.16), transparent 62%),
    linear-gradient(180deg,rgba(5,8,15,.78),rgba(5,8,15,.94));
}
.cat-hero .container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:20px;flex-wrap:wrap}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:rgba(143,163,189,.55)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:end}
.cat-hero h1{
  font-size:clamp(30px,4.2vw,46px);line-height:1.22;font-weight:700;letter-spacing:.02em;
}
.cat-hero h1 span{
  background:linear-gradient(100deg,var(--brand),#7FE7FF 45%,var(--brand-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:18px;font-size:16.5px;color:#C4D2E4;max-width:620px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-side{padding:22px;border-radius:var(--radius-m);background:var(--panel);border:1px solid var(--line);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.hero-side h2{font-size:14px;color:var(--muted);font-weight:600;letter-spacing:.06em;margin-bottom:12px}
.hero-side .mini-search{display:flex;align-items:center;height:44px;padding:0 4px 0 14px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line)}
.hero-side .mini-search input{flex:1;min-width:0;border:none;background:transparent;outline:none;font-size:14px}
.hero-side .mini-search input::placeholder{color:rgba(143,163,189,.85)}
.hero-side .mini-search button{height:36px;padding:0 16px;border-radius:999px;border:none;cursor:pointer;font-size:13.5px;font-weight:600;color:#04140F;background:linear-gradient(115deg,var(--brand),var(--brand-2))}
.hero-side .mini-search:focus-within{border-color:rgba(37,244,194,.6);box-shadow:0 0 0 4px rgba(37,244,194,.13)}
.hero-side p{margin-top:14px;font-size:13px;color:var(--muted);line-height:1.7}

/* ============ Zigzag ============ */
.zigzag{display:grid;gap:56px}
.zigzag-row{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:44px;align-items:center;
}
.zigzag-row.reverse .zigzag-media{order:2}
.zigzag-media{
  position:relative;border-radius:var(--radius-l);overflow:hidden;
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow-lg);
  aspect-ratio:16/10;background:var(--panel-solid);
}
.zigzag-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.zigzag-media:hover img{transform:scale(1.04)}
.zigzag-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(5,8,15,.06),rgba(5,8,15,.55));
}
.zigzag-index{
  position:absolute;top:16px;left:16px;z-index:2;
  font-size:13px;font-weight:700;letter-spacing:.14em;color:#CFFFF3;
  padding:5px 12px;border-radius:999px;
  background:rgba(5,8,15,.6);border:1px solid rgba(37,244,194,.4);
  font-variant-numeric:tabular-nums;
}
.zigzag-body h3{font-size:20px;font-weight:700;letter-spacing:.02em;line-height:1.42}
.zigzag-body .bar{display:block;width:42px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--brand),var(--brand-2));margin:16px 0 18px}
.zigzag-body p{color:#B7C6D8;font-size:15.5px}
.zigzag-body .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}

/* ============ 对照表 ============ */
.table-card{
  border-radius:var(--radius-l);
  background:var(--panel);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
  padding:8px;overflow:hidden;
}
.table-scroll{overflow-x:auto;border-radius:var(--radius-m)}
table{width:100%;border-collapse:collapse;min-width:520px}
caption{text-align:left;padding:18px 20px 14px;font-size:13px;color:var(--muted);letter-spacing:.04em}
th,td{padding:15px 20px;text-align:left;font-size:15px;border-bottom:1px solid var(--line)}
thead th{
  font-size:13px;letter-spacing:.08em;color:var(--brand);
  background:rgba(37,244,194,.06);font-weight:600;
  border-bottom:1px solid rgba(37,244,194,.22);
}
tbody tr:nth-child(odd){background:rgba(255,255,255,.022)}
tbody tr:hover{background:rgba(37,244,194,.05)}
tbody th{font-weight:600;color:var(--text);width:34%;white-space:nowrap}
tbody td{color:#B7C6D8}
tbody tr:last-child th,tbody tr:last-child td{border-bottom:none}
.th-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--brand);margin-right:9px;vertical-align:middle}

/* ============ 流程时间轴 ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;position:relative}
.steps::before{
  content:"";position:absolute;top:26px;left:6%;right:6%;height:1px;
  background:linear-gradient(90deg,rgba(37,244,194,.55),rgba(139,92,246,.5),transparent);
}
.step{position:relative;padding-top:60px}
.step-node{
  position:absolute;top:12px;left:0;
  width:30px;height:30px;border-radius:50%;
  background:var(--bg-2);border:1px solid rgba(37,244,194,.55);
  box-shadow:0 0 16px rgba(37,244,194,.35);
  display:grid;place-items:center;font-size:12.5px;font-weight:700;color:var(--brand);
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:16.5px;font-weight:700}
.step p{margin-top:9px;font-size:14.5px;color:var(--muted)}

.stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;
  margin-top:52px;
}
.stat{
  padding:24px;border-radius:var(--radius-m);
  background:var(--panel);border:1px solid var(--line);
  transition:border-color .22s var(--ease),transform .22s var(--ease);
}
.stat:hover{border-color:rgba(37,244,194,.42);transform:translateY(-4px)}
.stat strong{display:block;font-size:30px;font-weight:700;font-variant-numeric:tabular-nums;background:linear-gradient(100deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{display:block;margin-top:8px;font-size:13.5px;color:var(--muted)}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  border-radius:var(--radius-m);
  background:var(--panel);border:1px solid var(--line);
  overflow:hidden;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.faq-item:hover{border-color:rgba(255,255,255,.18)}
.faq-item.is-open{border-color:rgba(37,244,194,.4);background:rgba(37,244,194,.045)}
.faq-q{
  width:100%;min-height:48px;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:16px 22px;background:transparent;border:none;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--text);
}
.faq-icon{
  flex-shrink:0;position:relative;width:20px;height:20px;
  transition:transform .24s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;
}
.faq-icon::before{top:9px;left:0;width:20px;height:2px}
.faq-icon::after{top:0;left:9px;width:2px;height:20px;transition:transform .24s var(--ease)}
.faq-item.is-open .faq-icon{transform:rotate(180deg)}
.faq-item.is-open .faq-icon::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease)}
.faq-a-inner{
  padding:2px 22px 20px 25px;
  border-left:3px solid var(--brand);
  margin-left:22px;
  color:#B7C6D8;font-size:15px;
}

/* ============ CTA ============ */
.cta-band{padding:0 0 96px}
.cta-card{
  position:relative;overflow:hidden;
  border-radius:24px;padding:56px 48px;
  background:var(--panel);
  border:1px solid var(--line-strong);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow-lg);
  text-align:center;
}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(520px 220px at 20% 0%, rgba(37,244,194,.18), transparent 65%),
    radial-gradient(480px 240px at 85% 100%, rgba(139,92,246,.20), transparent 62%);
}
.cta-card > *{position:relative;z-index:2}
.cta-card h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;letter-spacing:.02em}
.cta-card p{margin:16px auto 0;max-width:620px;color:#B7C6D8;font-size:15.5px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:30px}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;
  background:var(--bg-2);
  border-top:1px solid var(--line);
  padding:64px 0 26px;
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(37,244,194,.6),rgba(139,92,246,.55),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.85;max-width:320px}
.footer-title{font-size:14px;font-weight:700;letter-spacing:.06em;color:var(--text);margin-bottom:16px}
.footer-links{display:grid;gap:11px}
.footer-links a{font-size:14px;color:var(--muted);transition:color .2s var(--ease),transform .2s var(--ease);display:inline-block}
.footer-links a:hover{color:var(--brand);transform:translateX(3px)}

.subscribe{margin-top:22px;max-width:360px}
.subscribe-row{
  display:flex;align-items:center;gap:6px;padding:4px 4px 4px 16px;
  border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.subscribe-row:focus-within{border-color:rgba(37,244,194,.6);box-shadow:0 0 0 4px rgba(37,244,194,.13)}
.subscribe-row input{flex:1;min-width:0;height:38px;border:none;background:transparent;outline:none;font-size:14px}
.subscribe-row input::placeholder{color:rgba(143,163,189,.85)}
.subscribe.is-error .subscribe-row{border-color:rgba(255,77,141,.72);box-shadow:0 0 0 4px rgba(255,77,141,.13)}
.subscribe.is-success .subscribe-row{border-color:rgba(37,244,194,.72)}
.form-hint{margin-top:10px;font-size:12.5px;color:var(--muted);transition:color .2s var(--ease)}
.subscribe.is-error .form-hint{color:#FF9BBF}
.subscribe.is-success .form-hint{color:var(--brand)}

.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;
  font-size:13px;color:var(--muted);
}
.footer-bottom a{color:var(--muted);border-bottom:1px dashed rgba(143,163,189,.4)}
.footer-bottom a:hover{color:var(--brand);border-color:rgba(37,244,194,.5)}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  .container{max-width:1040px}
  .header-inner{gap:16px}
}
@media (max-width:1024px){
  .header-inner{
    grid-template-columns:auto minmax(0,1fr) auto;
    grid-template-areas:
      "logo search toggle"
      "nav nav nav";
    row-gap:12px;
  }
  .logo{grid-area:logo}
  .header-search{grid-area:search;justify-self:stretch;width:100%}
  .nav-toggle{grid-area:toggle;display:grid}
  .nav-links{grid-area:nav;overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px;scrollbar-width:none}
  .nav-links::-webkit-scrollbar{display:none}
  .nav-links .btn{margin-left:4px}
  .section{padding:72px 0}
  .hero-grid{grid-template-columns:minmax(0,1fr) 280px;gap:28px}
  .zigzag-row{gap:32px}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .steps::before{display:none}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .footer-grid > div:last-child{grid-column:1 / -1}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .header-inner{
    grid-template-columns:1fr auto;
    grid-template-areas:
      "logo toggle"
      "search search"
      "nav nav";
    padding:14px 16px;
  }
  .site-header.is-scrolled .header-inner{padding:10px 16px}
  .nav-links{
    display:none;flex-direction:column;align-items:stretch;gap:4px;
    background:var(--panel-solid);border:1px solid var(--line);
    border-radius:var(--radius-m);padding:10px;margin-top:4px;
  }
  .nav-links.is-open{display:flex}
  .nav-link{padding:13px 14px;text-align:left;font-size:15px}
  .nav-links .btn{margin:6px 0 0;width:100%}

  .cat-hero{padding:44px 0 46px}
  .hero-grid{grid-template-columns:1fr;gap:26px;align-items:start}
  .hero-side{width:100%}
  .hero-sub{font-size:15.5px}
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .section-head{margin-bottom:28px}

  .zigzag{gap:44px}
  .zigzag-row{grid-template-columns:1fr;gap:22px}
  .zigzag-row.reverse .zigzag-media{order:0}

  .steps{grid-template-columns:1fr;gap:22px}
  .step{padding-top:0;padding-left:48px}
  .step-node{top:2px;left:0}

  .stats{grid-template-columns:1fr;gap:14px;margin-top:38px}
  .table-card{padding:6px}

  .faq-q{padding:15px 16px;font-size:15px;gap:12px}
  .faq-a-inner{margin-left:16px;padding:2px 16px 18px 16px}

  .cta-band{padding:0 0 64px}
  .cta-card{padding:38px 22px;border-radius:20px}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}

  .site-footer{padding:48px 0 22px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .subscribe{max-width:100%}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .logo-text{font-size:17px}
  .logo-mark{width:34px;height:34px;border-radius:11px}
  .header-search{height:44px;padding-left:13px}
  .header-search .btn-sm{padding:0 14px}
  .cat-hero h1{font-size:26px}
  .hero-tags .tag{font-size:12px}
  .zigzag-body h3{font-size:18px}
  .stat strong{font-size:26px}
  .btn-lg{height:48px;padding:0 22px;font-size:15px}
  .crumb{font-size:12.5px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category4 */
:root{
  --bg:#05080F;
  --bg-2:#0A1018;
  --panel:rgba(255,255,255,.04);
  --panel-solid:#0E1726;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --brand:#2BE6C0;
  --brand-2:#9A6BFF;
  --accent:#FF4D8D;
  --warn:#FFC24B;
  --text:#E8EEF7;
  --muted:#8FA3BD;
  --container:1200px;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:20px;
  --shadow:0 8px 30px rgba(0,0,0,.45);
  --shadow-lg:0 20px 60px rgba(0,0,0,.55);
  --glow:0 0 24px rgba(43,230,192,.28);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  min-height:100%;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 10% -12%, rgba(43,230,192,.10), transparent 62%),
    radial-gradient(900px 560px at 102% -4%, rgba(154,107,255,.13), transparent 64%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
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;box-shadow:0 0 0 4px rgba(43,230,192,.18);border-radius:6px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease,backdrop-filter .25s ease;
}
.site-header.scrolled{
  background:rgba(7,11,19,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom-color:var(--line);
  box-shadow:0 8px 26px rgba(0,0,0,.35);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:18px;
  padding:18px 0;
  transition:padding .24s ease;
}
.site-header.scrolled .header-inner{padding:11px 0}

.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;order:1}
.logo-mark{
  width:36px;height:36px;flex:0 0 auto;
  display:grid;place-items:center;
  border-radius:11px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 0 1px rgba(255,255,255,.12) inset, 0 6px 18px rgba(43,230,192,.28);
}
.logo-mark svg{width:18px;height:18px;fill:#04140F}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.02em;line-height:1}
.logo-text em{font-style:normal;color:var(--brand)}

.search{
  order:2;
  flex:1 1 420px;
  min-width:0;
  max-width:560px;
  display:flex;
  align-items:center;
  gap:10px;
  padding:5px 5px 5px 16px;
  border-radius:999px;
  background:var(--panel);
  border:1px solid var(--line);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.search:hover{border-color:var(--line-strong)}
.search:focus-within{
  border-color:rgba(43,230,192,.72);
  box-shadow:0 0 0 4px rgba(43,230,192,.14),0 0 26px rgba(43,230,192,.20);
  background:rgba(255,255,255,.06);
}
.search svg{width:18px;height:18px;flex:0 0 auto;fill:none;stroke:var(--muted);stroke-width:1.8;stroke-linecap:round}
.search input{
  flex:1 1 auto;min-width:0;
  height:38px;
  background:transparent;border:0;outline:none;
  font-size:14.5px;color:var(--text);
}
.search input::placeholder{color:var(--muted)}
.search .btn{flex:0 0 auto}

.nav-links{
  order:3;
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:4px;
}
.nav-link{
  padding:9px 13px;
  border-radius:999px;
  font-size:14.5px;
  color:var(--muted);
  white-space:nowrap;
  transition:color .2s ease,background .2s ease,box-shadow .2s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-link.active{
  color:var(--brand);
  background:rgba(43,230,192,.10);
  box-shadow:inset 0 0 0 1px rgba(43,230,192,.38);
}
.nav-links .btn{margin-left:6px}

.nav-toggle{
  display:none;
  order:4;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--panel);
  cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);position:relative;transition:.2s}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--text);transition:.2s;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,filter .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{
  background:linear-gradient(100deg,var(--brand) 0%,#39D9C5 45%,var(--brand-2) 118%);
  color:#04140F;
  font-weight:700;
  box-shadow:0 0 20px rgba(43,230,192,.22);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px) scale(1.02);box-shadow:0 0 0 1px rgba(43,230,192,.35),0 12px 30px rgba(43,230,192,.28)}
.btn-primary:active{transform:translateY(1px);box-shadow:none;filter:brightness(.97)}
.btn-outline{background:transparent;border-color:var(--line-strong);color:var(--text)}
.btn-outline:hover{background:rgba(43,230,192,.08);border-color:rgba(43,230,192,.55);color:#fff}
.btn-ghost{background:transparent;color:var(--brand);padding:0 6px;min-height:44px}
.btn-ghost:hover{color:#fff}
.btn-ghost .arrow{transition:transform .2s ease}
.btn-ghost:hover .arrow{transform:translateX(4px)}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;box-shadow:none;filter:none;transform:none}

/* ---------- Hero ---------- */
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.32;
  transform:scale(1.05);
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(115deg, rgba(5,8,15,.96) 0%, rgba(5,8,15,.80) 52%, rgba(5,8,15,.55) 100%),
    radial-gradient(700px 320px at 88% 40%, rgba(154,107,255,.22), transparent 70%);
}
.cat-hero .container{position:relative;z-index:2}
.hero-inner{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:end;
  gap:32px;
  padding:54px 0 48px;
  min-height:250px;
}
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);margin-bottom:16px;
}
.breadcrumb a{color:var(--muted);transition:color .2s}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:rgba(255,255,255,.28)}
.cat-hero h1{
  font-size:clamp(28px,3.6vw,42px);
  font-weight:700;
  letter-spacing:.02em;
  line-height:1.28;
}
.cat-hero .hero-sub{
  margin-top:14px;
  max-width:640px;
  font-size:16px;
  color:var(--muted);
  line-height:1.8;
}
.hero-side{width:320px;max-width:100%}
.hero-side .search{max-width:100%;flex:none}
.hero-side-note{font-size:13px;color:var(--muted);margin-top:10px}

/* ---------- Anchor nav ---------- */
.anchor-bar{
  position:sticky;
  top:66px;
  z-index:50;
  background:rgba(5,8,15,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.anchor-scroll{
  display:flex;align-items:center;gap:10px;
  padding:14px 0;
  overflow-x:auto;
  scrollbar-width:none;
}
.anchor-scroll::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  min-height:38px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--panel);
  font-size:14px;
  color:var(--muted);
  white-space:nowrap;
  transition:.2s ease;
}
.chip:hover{color:var(--text);border-color:var(--line-strong);background:rgba(255,255,255,.06)}
.chip.active{color:var(--brand);border-color:rgba(43,230,192,.45);background:rgba(43,230,192,.10);box-shadow:0 0 16px rgba(43,230,192,.16)}

/* ---------- Sections ---------- */
.section{padding:84px 0}
.section-tight{padding:56px 0}
.section-head{margin-bottom:36px;max-width:760px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--brand);
  letter-spacing:.06em;
  margin-bottom:12px;
}
.section-head .eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand),var(--brand-2))}
.section-head h2{
  font-size:clamp(22px,2.4vw,32px);
  font-weight:700;
  letter-spacing:.02em;
  line-height:1.32;
}
.section-head p{margin-top:12px;color:var(--muted);font-size:15.5px}

/* ---------- Quick cards ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.q-card{
  position:relative;
  padding:26px;
  border-radius:var(--radius-l);
  border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(255,255,255,.055),rgba(255,255,255,.02));
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.q-card:hover{transform:translateY(-4px);border-color:rgba(43,230,192,.40);box-shadow:var(--shadow-lg)}
.q-icon{
  width:44px;height:44px;border-radius:13px;
  display:grid;place-items:center;
  background:rgba(43,230,192,.10);
  border:1px solid rgba(43,230,192,.28);
  margin-bottom:16px;
}
.q-icon svg{width:20px;height:20px;fill:none;stroke:var(--brand);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.q-card h3{font-size:18px;font-weight:700;margin-bottom:10px}
.q-card p{font-size:14.5px;color:var(--muted);line-height:1.85}
.q-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{
  display:inline-flex;align-items:center;
  min-height:26px;padding:0 11px;
  border-radius:999px;
  font-size:12.5px;
  color:var(--muted);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
}
.tag-accent{color:var(--brand);border-color:rgba(43,230,192,.32);background:rgba(43,230,192,.08)}
.tag-warn{color:var(--warn);border-color:rgba(255,194,75,.30);background:rgba(255,194,75,.08)}

/* ---------- FAQ layout ---------- */
.faq-layout{display:grid;grid-template-columns:35% minmax(0,1fr);gap:40px;align-items:start}
.faq-aside{position:sticky;top:136px}
.faq-aside h2{font-size:clamp(22px,2.2vw,28px);font-weight:700;line-height:1.36}
.faq-aside p{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.85}
.aside-box{
  margin-top:24px;
  padding:20px;
  border-radius:var(--radius-m);
  border:1px solid var(--line);
  background:var(--panel);
}
.aside-box strong{display:block;font-size:14.5px;margin-bottom:8px;color:var(--text)}
.aside-box span{font-size:13.5px;color:var(--muted);line-height:1.8;display:block}

.acc{
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  background:var(--panel);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .22s ease,background .22s ease,box-shadow .22s ease;
}
.acc:hover{border-color:var(--line-strong)}
.acc.open{border-color:rgba(43,230,192,.42);background:rgba(43,230,192,.045);box-shadow:0 0 26px rgba(43,230,192,.10)}
.acc-q{
  width:100%;
  min-height:52px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:16px 20px;
  background:none;border:0;
  text-align:left;
  font-size:16px;font-weight:600;color:var(--text);
  cursor:pointer;
  font-family:inherit;
  line-height:1.55;
}
.acc-q:hover{color:#fff}
.icon-plus{position:relative;width:16px;height:16px;flex:0 0 auto;color:var(--brand)}
.icon-plus::before,.icon-plus::after{content:"";position:absolute;background:currentColor;border-radius:2px;transition:transform .24s ease,opacity .24s ease}
.icon-plus::before{left:0;right:0;top:50%;height:2px;margin-top:-1px}
.icon-plus::after{top:0;bottom:0;left:50%;width:2px;margin-left:-1px}
.acc.open .icon-plus::after{transform:scaleY(0)}
.acc-a{max-height:0;overflow:hidden;transition:max-height .24s ease}
.acc-a-inner{
  margin:0 20px 18px;
  padding:14px 18px;
  border-left:3px solid var(--brand);
  border-radius:0 var(--radius-s) var(--radius-s) 0;
  background:rgba(255,255,255,.035);
  font-size:14.8px;
  color:var(--muted);
  line-height:1.88;
}
.acc-a-inner b{color:var(--text);font-weight:600}

/* ---------- Info dual column ---------- */
.info-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.info-card{
  padding:28px;
  border-radius:var(--radius-l);
  border:1px solid var(--line);
  background:linear-gradient(150deg,rgba(154,107,255,.10),rgba(255,255,255,.02) 55%);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
}
.info-card h3{font-size:19px;font-weight:700;margin-bottom:16px}
.info-list li{
  display:flex;gap:12px;
  padding:11px 0;
  border-bottom:1px dashed rgba(255,255,255,.08);
  font-size:14.5px;
  color:var(--muted);
  line-height:1.8;
}
.info-list li:last-child{border-bottom:0;padding-bottom:0}
.dot{width:6px;height:6px;border-radius:50%;background:var(--brand);flex:0 0 auto;margin-top:11px;box-shadow:0 0 10px rgba(43,230,192,.7)}
.dot-purple{background:var(--brand-2);box-shadow:0 0 10px rgba(154,107,255,.7)}

/* ---------- Feature split ---------- */
.feature{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:44px;align-items:center}
.feature-media{
  position:relative;
  border-radius:var(--radius-l);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-lg);
  aspect-ratio:16/10;
  background:var(--panel-solid);
}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.feature-media:hover img{transform:scale(1.04)}
.feature-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(5,8,15,.6))}
.feature-body h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.36}
.feature-body p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.9}
.feature-steps{margin-top:24px;display:grid;gap:14px}
.step{
  display:flex;gap:14px;align-items:flex-start;
  padding:14px 16px;
  border-radius:var(--radius-m);
  border:1px solid var(--line);
  background:var(--panel);
  transition:border-color .2s ease,transform .2s ease;
}
.step:hover{border-color:rgba(43,230,192,.38);transform:translateX(4px)}
.step-num{
  flex:0 0 auto;
  width:28px;height:28px;border-radius:9px;
  display:grid;place-items:center;
  font-size:13px;font-weight:700;
  color:#04140F;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  font-variant-numeric:tabular-nums;
}
.step p{font-size:14.5px;color:var(--muted);line-height:1.8}
.step strong{display:block;color:var(--text);font-size:15px;margin-bottom:2px}

/* ---------- CTA ---------- */
.cta-wrap{padding:0 0 96px}
.cta-card{
  position:relative;
  overflow:hidden;
  padding:56px 40px;
  border-radius:26px;
  border:1px solid rgba(43,230,192,.24);
  background:
    radial-gradient(620px 300px at 12% 0%, rgba(43,230,192,.16), transparent 62%),
    radial-gradient(560px 300px at 92% 100%, rgba(154,107,255,.18), transparent 64%),
    rgba(255,255,255,.035);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow-lg);
  text-align:center;
}
.cta-card h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.34}
.cta-card p{margin:14px auto 0;max-width:640px;color:var(--muted);font-size:15.5px;line-height:1.85}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:30px}

/* ---------- Footer ---------- */
.site-footer{position:relative;background:var(--bg-2);margin-top:0;padding-top:72px}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(43,230,192,.85),rgba(154,107,255,.85),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--muted);line-height:1.85;max-width:340px}
.footer-title{font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.02em}
.footer-links{display:grid;gap:11px}
.footer-links a{font-size:14px;color:var(--muted);transition:color .2s ease,transform .2s ease;width:fit-content}
.footer-links a:hover{color:var(--brand);transform:translateX(3px)}
.footer-bottom{
  margin-top:52px;
  padding:22px 0 30px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px 24px;
  justify-content:space-between;
  font-size:13px;color:var(--muted);
}
.footer-bottom a{color:var(--muted)}
.footer-bottom a:hover{color:var(--brand)}

.subscribe{margin-top:20px;max-width:360px}
.subscribe-row{display:flex;gap:8px;align-items:center}
.subscribe-row input{
  flex:1 1 auto;min-width:0;
  height:44px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  color:var(--text);
  font-size:14px;
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.subscribe-row input::placeholder{color:var(--muted)}
.subscribe-row input:focus{border-color:rgba(43,230,192,.7);box-shadow:0 0 0 4px rgba(43,230,192,.14)}
.subscribe.error .subscribe-row input{border-color:var(--accent);box-shadow:0 0 0 4px rgba(255,77,141,.14)}
.subscribe.success .subscribe-row input{border-color:var(--brand);box-shadow:0 0 0 4px rgba(43,230,192,.16)}
.form-hint{margin-top:9px;font-size:12.5px;color:var(--muted);line-height:1.7}
.subscribe.error .form-hint{color:var(--accent)}
.subscribe.success .form-hint{color:var(--brand)}

/* ---------- Responsive ---------- */
@media (max-width:1279px){
  .container{padding:0 22px}
  .nav-link{padding:9px 11px;font-size:14px}
}
@media (max-width:1023px){
  .nav-toggle{display:inline-flex;margin-left:auto;order:2}
  .nav-links{
    order:3;
    position:absolute;
    top:calc(100% + 8px);
    left:16px;right:16px;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:14px;
    margin-left:0;
    border-radius:var(--radius-m);
    border:1px solid var(--line);
    background:var(--panel-solid);
    box-shadow:var(--shadow-lg);
  }
  .nav-links.open{display:flex}
  .nav-link{padding:12px 14px;font-size:15px;border-radius:12px}
  .nav-links .btn{margin-left:0;width:100%}
  .search{order:3;flex:1 1 100%;max-width:none;margin-top:2px}
  .site-header.scrolled .search{margin-top:0}
  .header-inner{flex-wrap:wrap}
  .hero-inner{grid-template-columns:minmax(0,1fr);gap:26px;padding:44px 0 40px}
  .hero-side{width:100%}
  .faq-layout{grid-template-columns:minmax(0,1fr);gap:28px}
  .faq-aside{position:static}
  .feature{grid-template-columns:minmax(0,1fr);gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .anchor-bar{top:60px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .cta-wrap{padding-bottom:64px}
  .quick-grid{grid-template-columns:minmax(0,1fr)}
  .info-grid{grid-template-columns:minmax(0,1fr)}
  .cat-hero h1{font-size:26px}
  .hero-inner{padding:36px 0 34px;min-height:0}
  .search{padding:4px 4px 4px 14px}
  .search input{height:36px;font-size:14px}
  .search .btn{min-height:38px;padding:0 15px;font-size:13.5px}
  .acc-q{font-size:15.3px;padding:15px 16px}
  .acc-a-inner{margin:0 16px 16px;padding:13px 15px}
  .cta-card{padding:40px 22px;border-radius:22px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .footer-bottom{flex-direction:column;gap:8px}
  .anchor-bar{top:56px}
  .anchor-scroll{padding:12px 0}
  .chip{min-height:40px}
}
@media (max-width:519px){
  .logo-text{font-size:17px}
  .logo-mark{width:32px;height:32px;border-radius:10px}
  .section-head h2{font-size:21px}
  .q-card,.info-card{padding:20px}
  .subscribe-row{flex-wrap:wrap}
  .subscribe-row input{flex:1 1 100%}
  .subscribe-row .btn{width:100%}
  .cta-actions .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}