/* roulang page: index */
:root{
  --bg:#050a16;
  --bg-soft:#08101f;
  --bg-deep:#03070f;
  --panel:rgba(16,28,52,.62);
  --panel-strong:rgba(20,34,62,.9);
  --line:rgba(122,168,255,.16);
  --line-strong:rgba(122,168,255,.36);
  --text:#e9f1ff;
  --text-2:#b8c8e6;
  --muted:#8497b8;
  --accent:#3ad7ff;
  --accent-2:#7a86ff;
  --accent-3:#59f2c8;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 18px 40px -24px rgba(3,10,26,.95);
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:
    radial-gradient(900px 520px at 12% -8%, rgba(58,215,255,.14), transparent 62%),
    radial-gradient(760px 480px at 92% 4%, rgba(122,134,255,.14), transparent 60%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
p{margin:0 0 14px}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.2px}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:8px}
.container{width:min(var(--max), calc(100% - 40px));margin-inline:auto}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:linear-gradient(180deg, rgba(5,10,22,.95), rgba(5,10,22,.78));
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  box-shadow:0 10px 30px -22px rgba(0,0,0,.9);
}
.nav-bar{height:64px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:11px;
  display:grid;place-items:center;
  font-size:17px;font-weight:800;color:#04101f;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 0 0 1px rgba(58,215,255,.5), 0 10px 26px -10px rgba(58,215,255,.85);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-text strong{font-size:16px;letter-spacing:.4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:.6px}
.nav-status{
  margin-left:auto;display:inline-flex;align-items:center;gap:7px;
  font-size:12px;color:var(--text-2);
  padding:6px 12px;border-radius:999px;
  border:1px solid var(--line);background:rgba(12,22,42,.7);
}
.nav-status::before{
  content:"";width:7px;height:7px;border-radius:50%;
  background:var(--accent-3);box-shadow:0 0 10px var(--accent-3);
}
.chip-row{
  display:flex;gap:10px;align-items:center;
  overflow-x:auto;padding:9px 0 11px;
  scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.chip-row::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;
  display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 16px;border-radius:999px;
  font-size:14px;color:var(--text-2);
  border:1px solid var(--line);background:rgba(12,22,42,.6);
  transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease;
  white-space:nowrap;
}
.chip:hover{color:var(--text);border-color:var(--line-strong);background:rgba(24,42,78,.8);transform:translateY(-1px)}
.chip.is-active{
  color:#04101f;font-weight:700;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  border-color:transparent;
  box-shadow:0 10px 26px -14px rgba(58,215,255,.95);
}
.nav-cta{margin-left:12px;flex:0 0 auto}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:10px;
  font-size:15px;font-weight:700;letter-spacing:.3px;
  border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-sm{height:38px;padding:0 16px;font-size:13px;border-radius:9px}
.btn-primary{
  color:#04101f;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 12px 30px -14px rgba(58,215,255,.95);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -16px rgba(58,215,255,1)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 20px -12px rgba(58,215,255,.9)}
.btn-ghost{
  color:var(--text);border-color:var(--line-strong);
  background:rgba(12,22,42,.5);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent);background:rgba(20,40,74,.72)}

/* ===== Hero 斜切 ===== */
.hero{
  position:relative;
  padding:62px 0 104px;
  clip-path:polygon(0 0, 100% 0, 100% 93%, 0 100%);
  background:
    linear-gradient(115deg, rgba(4,9,20,.97) 0%, rgba(6,13,28,.9) 44%, rgba(8,18,38,.62) 100%),
    url('/assets/images/8e760b108b2c0621.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:54px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;font-size:13px;color:var(--accent);
  border:1px solid rgba(58,215,255,.4);background:rgba(58,215,255,.1);
  letter-spacing:.5px;margin-bottom:22px;
}
.hero h1{
  font-size:42px;line-height:1.24;margin-bottom:18px;
  background:linear-gradient(120deg,#ffffff 12%,#b9e9ff 58%,#9aa6ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:16px;color:var(--text-2);max-width:560px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-flex;align-items:center;
  height:30px;padding:0 14px;border-radius:999px;
  font-size:13px;color:var(--text-2);
  border:1px solid var(--line);background:rgba(10,20,38,.72);
}
.tag:hover{color:var(--accent);border-color:rgba(58,215,255,.5)}
.hero-media{position:relative;transform:translateY(-26px)}
.hero-frame{
  border-radius:18px;overflow:hidden;
  border:1px solid var(--line-strong);
  box-shadow:0 40px 80px -46px rgba(0,0,0,.95), 0 0 0 1px rgba(58,215,255,.12) inset;
  background:rgba(8,16,32,.7);
}
.hero-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;filter:saturate(1.05)}
.hero-float{
  position:absolute;left:-26px;bottom:-30px;
  width:230px;padding:16px 18px;border-radius:14px;
  background:var(--panel-strong);border:1px solid var(--line-strong);
  backdrop-filter:blur(16px);
  box-shadow:0 26px 50px -30px rgba(0,0,0,.95);
}
.hero-float span{display:block;font-size:12px;color:var(--muted);letter-spacing:.5px}
.hero-float strong{display:block;font-size:26px;line-height:1.2;color:var(--accent);margin:4px 0 2px}
.hero-float em{font-style:normal;font-size:12px;color:var(--text-2)}

/* ===== 通用板块 ===== */
.section{padding:74px 0;position:relative}
.section--soft{
  background:linear-gradient(180deg, rgba(9,17,34,.92), rgba(5,10,22,.95));
  border-block:1px solid var(--line);
}
.section-head{max-width:760px;margin-bottom:38px}
.section-kicker{
  display:inline-block;font-size:13px;letter-spacing:2px;
  color:var(--accent);margin-bottom:12px;position:relative;padding-left:22px;
}
.section-kicker::before{
  content:"";position:absolute;left:0;top:50%;width:14px;height:2px;
  background:linear-gradient(90deg,var(--accent),transparent);transform:translateY(-50%);
}
.section-title{font-size:30px;line-height:1.36;margin-bottom:14px}
.section-desc{color:var(--text-2);margin:0;font-size:15px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

/* ===== 数据条 ===== */
.stats-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border-radius:16px;overflow:hidden;
  border:1px solid var(--line);
  background:linear-gradient(120deg, rgba(16,30,56,.9), rgba(10,20,40,.72));
  box-shadow:var(--shadow);
}
.stat-item{padding:26px 24px;border-right:1px solid var(--line)}
.stat-item:last-child{border-right:0}
.stat-item strong{display:block;font-size:30px;line-height:1.2;color:var(--accent);letter-spacing:.5px}
.stat-item span{display:block;font-size:14px;color:var(--text-2);margin-top:6px}
.stat-item small{display:block;font-size:12px;color:var(--muted);margin-top:4px}

/* ===== 卡片 ===== */
.card{
  position:relative;
  padding:26px 24px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--line);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{
  transform:translateY(-4px);
  border-color:rgba(58,215,255,.5);
  box-shadow:0 28px 56px -30px rgba(58,215,255,.6);
}
.card-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  margin-bottom:16px;color:var(--accent);
  background:rgba(58,215,255,.1);border:1px solid rgba(58,215,255,.32);
}
.card-icon svg{width:22px;height:22px}
.card h3{font-size:18px;line-height:1.45;margin-bottom:10px}
.card p{font-size:14.5px;color:var(--text-2);margin:0}
.card .meta{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px}
.pill{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:999px;
  font-size:12px;color:var(--accent);background:rgba(58,215,255,.1);
  border:1px solid rgba(58,215,255,.28);
}
.pill--soft{color:var(--text-2);background:rgba(120,160,255,.08);border-color:var(--line)}

/* ===== 分类入口墙 ===== */
.entry-card{
  display:block;padding:28px 26px;border-radius:var(--radius);
  background:linear-gradient(150deg, rgba(20,36,66,.92), rgba(9,17,34,.86));
  border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.entry-card:hover{transform:translateY(-4px);border-color:rgba(58,215,255,.55);box-shadow:0 30px 60px -32px rgba(58,215,255,.6)}
.entry-card h3{font-size:20px;margin:14px 0 10px}
.entry-card p{font-size:14.5px;color:var(--text-2);margin:0 0 18px}
.entry-num{font-size:13px;letter-spacing:2px;color:var(--accent);font-weight:700}
.entry-link{font-size:14px;color:var(--accent);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.entry-link::after{content:"→";transition:transform .2s ease}
.entry-card:hover .entry-link::after{transform:translateX(4px)}

/* ===== 参数速览 ===== */
.spec-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:start}
.spec-list{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--panel)}
.spec-row{display:flex;justify-content:space-between;gap:18px;padding:15px 22px;border-bottom:1px solid var(--line);font-size:14.5px}
.spec-row:last-child{border-bottom:0}
.spec-row span{color:var(--muted)}
.spec-row b{color:var(--text);font-weight:600}
.chart-card{padding:26px 24px;border-radius:var(--radius);background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow)}
.chart-card h3{font-size:17px;margin-bottom:20px}
.bar-row{margin-bottom:18px}
.bar-row:last-child{margin-bottom:0}
.bar-top{display:flex;justify-content:space-between;font-size:13px;color:var(--text-2);margin-bottom:8px}
.bar-top b{color:var(--accent);font-weight:700}
.bar-track{height:9px;border-radius:999px;background:rgba(120,160,255,.14);overflow:hidden}
.bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent-2));box-shadow:0 0 16px rgba(58,215,255,.55)}

/* ===== 场景矩阵 ===== */
.scene{padding:24px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(12,22,42,.6);transition:border-color .2s ease,transform .2s ease,background .2s ease}
.scene:hover{transform:translateY(-3px);border-color:rgba(58,215,255,.45);background:rgba(18,34,62,.8)}
.scene h3{font-size:16px;margin-bottom:8px;color:var(--text)}
.scene p{font-size:14px;color:var(--text-2);margin:0}

/* ===== 步骤 ===== */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:step}
.step{
  position:relative;padding:30px 24px 26px;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow);
}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:26px;font-weight:800;letter-spacing:1px;
  color:transparent;background:linear-gradient(120deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;margin-bottom:12px;
}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:14px;color:var(--text-2);margin:0}

/* ===== 演示舞台 ===== */
.stage{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center}
.stage-media{position:relative;border-radius:18px;overflow:hidden;border:1px solid var(--line-strong);box-shadow:0 36px 70px -42px rgba(0,0,0,.95)}
.stage-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.stage-badge{
  position:absolute;top:16px;left:16px;
  padding:6px 14px;border-radius:999px;font-size:12px;color:#04101f;font-weight:700;
  background:linear-gradient(135deg,var(--accent),var(--accent-3));
}
.stage-list li{
  display:flex;gap:12px;padding:14px 0;border-bottom:1px dashed var(--line);font-size:14.5px;color:var(--text-2);
}
.stage-list li:last-child{border-bottom:0}
.stage-list b{color:var(--text);font-weight:600;flex:0 0 96px}

/* ===== 口碑 ===== */
.quote{padding:26px 24px;border-radius:var(--radius);background:linear-gradient(160deg,rgba(20,36,66,.88),rgba(9,17,34,.82));border:1px solid var(--line);box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease}
.quote:hover{transform:translateY(-3px);border-color:rgba(58,215,255,.42)}
.quote p{font-size:14.5px;color:var(--text-2);margin-bottom:18px}
.quote-user{display:flex;align-items:center;gap:12px}
.avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  font-size:14px;font-weight:700;color:#04101f;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
}
.quote-user strong{display:block;font-size:14px}
.quote-user span{font-size:12px;color:var(--muted)}

/* ===== 专题标签墙 ===== */
.topic-wall{display:flex;flex-wrap:wrap;gap:12px}
.topic{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 18px;border-radius:10px;font-size:14px;color:var(--text-2);
  border:1px solid var(--line);background:rgba(12,22,42,.62);
  transition:color .2s ease,border-color .2s ease,transform .2s ease,background .2s ease;
}
.topic:hover{color:var(--accent);border-color:rgba(58,215,255,.55);transform:translateY(-2px);background:rgba(20,40,74,.72)}
.topic i{font-style:normal;color:var(--accent);font-size:12px;letter-spacing:1px}

/* ===== 资讯列表 ===== */
.news-layout{display:grid;grid-template-columns:1.55fr .95fr;gap:28px;align-items:start}
.news-list{display:grid;gap:16px}
.news-item{
  display:block;padding:22px 24px;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--panel);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.news-item:hover{transform:translateY(-3px);border-color:rgba(58,215,255,.5);box-shadow:0 24px 48px -30px rgba(58,215,255,.6)}
.news-item h3{font-size:17px;line-height:1.5;margin-bottom:8px}
.news-item p{font-size:14px;color:var(--text-2);margin:0 0 12px}
.news-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:12px;color:var(--muted)}
.news-side{padding:24px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(12,22,42,.66);box-shadow:var(--shadow)}
.news-side h3{font-size:16px;margin-bottom:16px;color:var(--text)}
.side-item{display:block;padding:13px 0;border-bottom:1px dashed var(--line)}
.side-item:last-child{border-bottom:0}
.side-item strong{display:block;font-size:14px;font-weight:600;line-height:1.55;margin-bottom:6px;transition:color .2s ease}
.side-item:hover strong{color:var(--accent)}
.side-item span{font-size:12px;color:var(--muted)}
.empty-tip{font-size:14px;color:var(--muted);padding:18px 0}

/* ===== 订阅表单 ===== */
.entry-band{
  position:relative;padding:44px 40px;border-radius:18px;overflow:hidden;
  border:1px solid var(--line-strong);
  background:
    linear-gradient(120deg, rgba(8,18,38,.96), rgba(14,26,52,.84)),
    url('/assets/images/ba09276bade063b9.webp') center/cover no-repeat;
  box-shadow:0 40px 80px -50px rgba(0,0,0,.95);
}
.entry-band h2{font-size:27px;margin-bottom:12px}
.entry-band p{color:var(--text-2);font-size:14.5px;max-width:600px;margin-bottom:24px}
.subscribe-form{display:flex;gap:12px;flex-wrap:wrap;max-width:620px}
.subscribe-form input[type="email"],
.subscribe-form input[type="text"]{
  flex:1 1 280px;height:48px;padding:0 16px;border-radius:10px;
  border:1px solid var(--line-strong);background:rgba(6,14,30,.9);
  color:var(--text);font-size:14.5px;transition:border-color .2s ease,box-shadow .2s ease;
}
.subscribe-form input::placeholder{color:#6c7f9f}
.subscribe-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(58,215,255,.18)}
.form-note{font-size:12.5px;color:var(--muted);margin-top:14px}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);overflow:hidden;transition:border-color .2s ease}
.faq-item[open]{border-color:rgba(58,215,255,.5)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 52px 18px 22px;position:relative;
  font-size:15.5px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;color:var(--accent);line-height:1;transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"−"}
.faq-item .faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--text-2)}

/* ===== 收口 CTA ===== */
.final-cta{
  text-align:center;padding:56px 32px;border-radius:18px;
  border:1px solid rgba(58,215,255,.32);
  background:radial-gradient(600px 260px at 50% 0%, rgba(58,215,255,.16), transparent 70%), rgba(10,20,40,.82);
  box-shadow:0 40px 80px -50px rgba(58,215,255,.7);
}
.final-cta h2{font-size:28px;margin-bottom:12px}
.final-cta p{color:var(--text-2);font-size:15px;max-width:620px;margin:0 auto 26px}
.final-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ===== 页脚 ===== */
.site-footer{
  margin-top:20px;padding:52px 0 30px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg, rgba(6,12,26,.9), rgba(3,7,15,.98));
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:34px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand strong{font-size:16px}
.footer-about{font-size:14px;color:var(--muted);max-width:380px;margin:0}
.footer-col h4{font-size:14px;letter-spacing:1.2px;color:var(--text-2);margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--muted);transition:color .2s ease}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:22px;border-top:1px solid var(--line);
  font-size:12.5px;color:#6b7d9c;
}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:34px}
  .hero-media{transform:none;order:2}
  .hero-float{left:auto;right:16px;bottom:-22px;width:200px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .stats-bar{grid-template-columns:repeat(2,1fr)}
  .stat-item:nth-child(2){border-right:0}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line)}
  .spec-wrap{grid-template-columns:1fr}
  .stage{grid-template-columns:1fr;gap:26px}
  .news-layout{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .container{width:calc(100% - 32px)}
  .section{padding:56px 0}
  .hero{padding:44px 0 84px;clip-path:polygon(0 0,100% 0,100% 96%,0 100%)}
  .hero h1{font-size:29px}
  .section-title{font-size:24px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .stats-bar{grid-template-columns:1fr}
  .stat-item{border-right:0;border-bottom:1px solid var(--line)}
  .stat-item:last-child{border-bottom:0}
  .nav-status{display:none}
  .brand-text small{display:none}
  .nav-bar{gap:10px}
  .entry-band{padding:32px 22px}
  .entry-band h2{font-size:22px}
  .final-cta{padding:40px 22px}
  .final-cta h2{font-size:23px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .hero-float{position:static;width:100%;margin-top:16px}
  .stage-list b{flex:0 0 78px}
}
@media (max-width:520px){
  body{font-size:15px}
  .hero h1{font-size:25px;line-height:1.32}
  .brand-text strong{font-size:14px}
  .chip{height:34px;padding:0 13px;font-size:13px}
  .btn{width:100%}
  .hero-actions .btn{width:100%}
  .spec-row{flex-direction:column;gap:4px}
  .news-item,.card,.quote{padding:20px 18px}
}

/* roulang page: category1 */
:root{
 --bg:#050a16;
 --bg-soft:#08101f;
 --bg-deep:#03070f;
 --panel:rgba(16,28,52,.62);
 --panel-strong:rgba(20,34,62,.9);
 --line:rgba(122,168,255,.16);
 --line-strong:rgba(122,168,255,.36);
 --text:#e9f1ff;
 --text-2:#b8c8e6;
 --muted:#8497b8;
 --accent:#3ad7ff;
 --accent-2:#7a86ff;
 --accent-3:#59f2c8;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 18px 40px -24px rgba(3,10,26,.95);
 --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;
 line-height:1.75;
 color:var(--text);
 background:
 radial-gradient(900px 520px at 12% -8%, rgba(58,215,255,.14), transparent 62%),
 radial-gradient(760px 480px at 92% 4%, rgba(122,134,255,.14), transparent 60%),
 var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
.container{width:min(var(--max), calc(100% - 40px));margin-inline:auto}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
/* ===== 顶部导航 ===== */
.site-header{
 position:sticky;top:0;z-index:80;
 background:linear-gradient(180deg, rgba(5,10,22,.95), rgba(5,10,22,.78));
 backdrop-filter:blur(18px);
 -webkit-backdrop-filter:blur(18px);
 border-bottom:1px solid var(--line);
 box-shadow:0 10px 30px -22px rgba(0,0,0,.9);
}
.nav-bar{height:64px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-mark{
 width:36px;height:36px;flex:0 0 36px;border-radius:11px;
 display:grid;place-items:center;
 font-size:17px;font-weight:800;color:#04101f;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 box-shadow:0 0 0 1px rgba(58,215,255,.5), 0 10px 26px -10px rgba(58,215,255,.85);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-text strong{font-size:16px;letter-spacing:.4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:.6px}
.nav-status{
 margin-left:auto;display:inline-flex;align-items:center;gap:7px;
 font-size:12px;color:var(--text-2);
 padding:6px 12px;border-radius:999px;
 border:1px solid var(--line);background:rgba(12,22,42,.7);
}
.nav-status::before{
 content:"";width:7px;height:7px;border-radius:50%;
 background:var(--accent-3);box-shadow:0 0 10px var(--accent-3);
}
.chip-row{
 display:flex;gap:10px;align-items:center;
 overflow-x:auto;padding:9px 0 11px;
 scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.chip-row::-webkit-scrollbar{display:none}
.chip{
 flex:0 0 auto;
 display:inline-flex;align-items:center;gap:6px;
 height:36px;padding:0 16px;border-radius:999px;
 font-size:14px;color:var(--text-2);
 border:1px solid var(--line);background:rgba(12,22,42,.6);
 transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease;
 white-space:nowrap;
}
.chip:hover{color:var(--text);border-color:var(--line-strong);background:rgba(24,42,78,.8);transform:translateY(-1px)}
.chip.is-active{
 color:#04101f;font-weight:700;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 border-color:transparent;
 box-shadow:0 10px 26px -14px rgba(58,215,255,.95);
}
.nav-cta{margin-left:12px;flex:0 0 auto}
/* ===== 按钮 ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 height:46px;padding:0 24px;border-radius:10px;
 font-size:15px;font-weight:700;letter-spacing:.3px;
 border:1px solid transparent;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-sm{height:38px;padding:0 16px;font-size:13px;border-radius:9px}
.btn-primary{
 color:#04101f;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 box-shadow:0 12px 30px -14px rgba(58,215,255,.95);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -16px rgba(58,215,255,1)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 20px -12px rgba(58,215,255,.9)}
.btn-ghost{
 color:var(--text);border-color:var(--line-strong);
 background:rgba(12,22,42,.5);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent);background:rgba(20,40,74,.72)}
/* ===== 分类 Hero ===== */
.cat-hero{
 position:relative;overflow:hidden;
 padding:52px 0 76px;
 border-bottom:1px solid var(--line);
 background:
 linear-gradient(112deg, rgba(4,9,20,.97) 0%, rgba(7,15,32,.88) 48%, rgba(11,24,48,.62) 100%),
 url('/assets/images/7446b78caf8ffc5a.jpg') center/cover no-repeat;
}
.cat-hero::after{
 content:"";position:absolute;left:-12%;right:-12%;bottom:-170px;height:320px;
 background:radial-gradient(closest-side, rgba(58,215,255,.2), transparent 72%);
 pointer-events:none;
}
.cat-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center}
.stamp{
 display:inline-flex;align-items:center;gap:8px;
 padding:6px 14px;border-radius:999px;
 font-size:12.5px;letter-spacing:.6px;color:#04101f;font-weight:800;
 background:linear-gradient(135deg,var(--accent-3),var(--accent));
 box-shadow:0 0 24px -6px rgba(89,242,200,.75);
}
.stamp::before{content:"";width:6px;height:6px;border-radius:50%;background:#04101f}
.cat-hero h1{
 font-size:40px;line-height:1.26;margin:18px 0 16px;letter-spacing:.4px;
 background:linear-gradient(120deg,#ffffff 10%,#bfeaff 56%,#9aa6ff 100%);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cat-hero .lead{font-size:16px;color:var(--text-2);max-width:600px;margin-bottom:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:24px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{
 display:inline-flex;align-items:center;
 height:30px;padding:0 14px;border-radius:999px;
 font-size:13px;color:var(--text-2);
 border:1px solid var(--line);background:rgba(10,20,38,.72);
 transition:color .2s ease,border-color .2s ease;
}
.tag:hover{color:var(--accent);border-color:rgba(58,215,255,.5)}
.glass-panel{
 padding:24px;border-radius:18px;
 background:var(--panel-strong);
 border:1px solid var(--line-strong);
 box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.05);
 backdrop-filter:blur(18px);
 -webkit-backdrop-filter:blur(18px);
}
.glass-panel h2{font-size:15px;letter-spacing:.6px;color:var(--text-2);font-weight:600;margin-bottom:16px}
.stat-list{display:grid;gap:14px}
.stat-item{
 display:flex;align-items:center;justify-content:space-between;gap:12px;
 padding:12px 14px;border-radius:12px;
 background:rgba(8,18,36,.72);border:1px solid var(--line);
}
.stat-item span{font-size:13px;color:var(--muted)}
.stat-item strong{font-size:15px;color:var(--accent);letter-spacing:.4px}
.stat-item strong.ok{color:var(--accent-3)}
.glass-note{
 margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
 font-size:12.5px;color:var(--muted);line-height:1.7;
}
/* ===== 通用板块 ===== */
.section{padding:66px 0}
.section.alt{background:var(--bg-soft);border-block:1px solid var(--line)}
.section-head{max-width:720px;margin-bottom:34px}
.kicker{
 display:inline-flex;align-items:center;gap:10px;
 font-size:12.5px;letter-spacing:1.2px;color:var(--accent);
 text-transform:uppercase;font-weight:700;margin-bottom:12px;
}
.kicker::before{content:"";width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--accent),transparent)}
.section-head h2{font-size:29px;line-height:1.35;letter-spacing:.4px}
.section-head p{margin-top:12px;font-size:15px;color:var(--text-2)}
/* ===== 数据条 ===== */
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric{
 padding:22px;border-radius:var(--radius);
 background:var(--panel);border:1px solid var(--line);
 box-shadow:var(--shadow);
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.metric:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 24px 50px -28px rgba(0,0,0,.95)}
.metric b{display:block;font-size:28px;line-height:1.2;color:var(--accent);letter-spacing:.6px}
.metric span{display:block;margin-top:6px;font-size:13px;color:var(--text-2)}
.metric em{display:block;margin-top:10px;font-style:normal;font-size:12px;color:var(--muted)}
/* ===== 卡片网格 ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{
 position:relative;
 padding:24px;border-radius:var(--radius);
 background:var(--panel);border:1px solid var(--line);
 box-shadow:var(--shadow);
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 26px 54px -28px rgba(0,0,0,.95)}
.card-icon{
 width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
 margin-bottom:16px;
 border:1px solid rgba(58,215,255,.35);
 background:rgba(58,215,255,.1);
}
.card-icon svg{width:20px;height:20px;stroke:var(--accent);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:17.5px;margin-bottom:10px;letter-spacing:.2px}
.card p{font-size:14.5px;color:var(--text-2);line-height:1.78}
.card .badge{
 display:inline-flex;align-items:center;height:24px;padding:0 10px;
 margin-top:16px;border-radius:999px;
 font-size:12px;color:var(--accent-3);
 border:1px solid rgba(89,242,200,.32);background:rgba(89,242,200,.1);
}
/* ===== 图文分栏 ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.split-media{
 border-radius:18px;overflow:hidden;border:1px solid var(--line-strong);
 box-shadow:0 36px 70px -44px rgba(0,0,0,.95);
 background:rgba(8,16,32,.7);
}
.split-media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.split-body h2{font-size:28px;line-height:1.36;margin-bottom:14px;letter-spacing:.4px}
.split-body p{font-size:15px;color:var(--text-2);margin-bottom:14px}
.check-list{display:grid;gap:12px;margin-top:20px}
.check-list li{
 display:flex;gap:12px;align-items:flex-start;
 padding:12px 14px;border-radius:12px;
 background:rgba(10,22,42,.6);border:1px solid var(--line);
 font-size:14.5px;color:var(--text-2);
 transition:border-color .2s ease,transform .2s ease;
}
.check-list li:hover{border-color:var(--line-strong);transform:translateX(3px)}
.check-list li::before{
 content:"";flex:0 0 8px;height:8px;margin-top:9px;border-radius:50%;
 background:var(--accent-3);box-shadow:0 0 10px rgba(89,242,200,.8);
}
.check-list strong{color:var(--text)}
/* ===== 步骤流程 ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{
 position:relative;padding:24px 22px;border-radius:var(--radius);
 background:linear-gradient(180deg, rgba(20,34,62,.82), rgba(12,22,42,.62));
 border:1px solid var(--line);
 box-shadow:var(--shadow);
 transition:transform .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.step::before{
 counter-increment:step;content:counter(step,decimal-leading-zero);
 display:block;font-size:22px;font-weight:800;letter-spacing:1px;
 color:transparent;background:linear-gradient(135deg,var(--accent),var(--accent-2));
 -webkit-background-clip:text;background-clip:text;margin-bottom:12px;
}
.step h3{font-size:16px;margin-bottom:8px}
.step p{font-size:14px;color:var(--text-2)}
/* ===== 资讯列表 ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
 display:flex;flex-direction:column;
 border-radius:var(--radius);overflow:hidden;
 background:var(--panel);border:1px solid var(--line);
 box-shadow:var(--shadow);
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 26px 54px -28px rgba(0,0,0,.95)}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:rgba(8,18,36,.9)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{display:flex;gap:10px;align-items:center;font-size:12px;color:var(--muted)}
.post-meta .cat{
 display:inline-flex;align-items:center;height:22px;padding:0 9px;border-radius:999px;
 color:var(--accent);border:1px solid rgba(58,215,255,.32);background:rgba(58,215,255,.1);
}
.post-body h3{font-size:16px;line-height:1.5;letter-spacing:.2px}
.post-body h3 a:hover{color:var(--accent)}
.post-body p{font-size:14px;color:var(--text-2);line-height:1.72}
.post-more{margin-top:auto;font-size:13px;color:var(--accent);font-weight:700}
.list-empty{
 padding:28px;border-radius:var(--radius);
 border:1px dashed var(--line-strong);background:rgba(10,22,42,.5);
 font-size:14px;color:var(--muted);text-align:center;
}
/* ===== FAQ ===== */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
 border-radius:var(--radius);border:1px solid var(--line);
 background:var(--panel);overflow:hidden;
 transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:var(--panel-strong)}
.faq-item summary{
 cursor:pointer;list-style:none;
 display:flex;align-items:center;gap:14px;
 padding:18px 22px;font-size:16px;font-weight:700;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";margin-left:auto;font-size:20px;line-height:1;color:var(--accent);
 transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .answer{padding:0 22px 20px;font-size:14.5px;color:var(--text-2);line-height:1.8}
/* ===== 收口 CTA ===== */
.cta-band{
 position:relative;overflow:hidden;
 padding:52px 40px;border-radius:20px;
 text-align:center;
 background:
 linear-gradient(120deg, rgba(9,18,36,.95), rgba(16,32,62,.86)),
 url('/assets/images/8e760b108b2c0621.webp') center/cover no-repeat;
 border:1px solid var(--line-strong);
 box-shadow:0 40px 80px -50px rgba(0,0,0,.95);
}
.cta-band h2{font-size:27px;line-height:1.4;margin-bottom:12px}
.cta-band p{font-size:15px;color:var(--text-2);max-width:640px;margin:0 auto 26px}
.cta-band .hero-actions{justify-content:center;margin-bottom:0}
.cta-note{margin-top:18px;font-size:12.5px;color:var(--muted)}
/* ===== 页脚 ===== */
.site-footer{
 margin-top:20px;padding:56px 0 26px;
 background:linear-gradient(180deg, rgba(5,10,22,.4), var(--bg-deep));
 border-top:1px solid var(--line);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:44px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.footer-brand strong{font-size:16px;letter-spacing:.4px}
.footer-about{font-size:14px;color:var(--muted);line-height:1.8;max-width:420px}
.footer-col h4{font-size:14px;letter-spacing:.6px;margin-bottom:14px;color:var(--text)}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:var(--text-2);transition:color .2s ease,transform .2s ease;display:inline-block}
.footer-col a:hover{color:var(--accent);transform:translateX(3px)}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
 padding-top:22px;border-top:1px solid var(--line);
 font-size:12.5px;color:var(--muted);
}
/* ===== 响应式 ===== */
@media (max-width:1024px){
 .cat-hero-inner{grid-template-columns:1fr;gap:34px}
 .cat-hero h1{font-size:34px}
 .metric-row{grid-template-columns:repeat(2,1fr)}
 .grid-3{grid-template-columns:repeat(2,1fr)}
 .post-grid{grid-template-columns:repeat(2,1fr)}
 .steps{grid-template-columns:repeat(2,1fr)}
 .split{grid-template-columns:1fr;gap:30px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
 .nav-status{display:none}
 .nav-cta{margin-left:auto}
 .chip-row{padding-bottom:12px}
 .cat-hero{padding:38px 0 54px}
 .cat-hero h1{font-size:28px}
 .section{padding:48px 0}
 .section-head h2{font-size:23px}
 .grid-3,.grid-2,.post-grid,.steps{grid-template-columns:1fr}
 .metric-row{grid-template-columns:repeat(2,1fr)}
 .cta-band{padding:38px 22px}
 .cta-band h2{font-size:22px}
 .footer-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
 .container{width:calc(100% - 28px)}
 .brand-text small{display:none}
 .brand-text strong{font-size:14.5px}
 .nav-bar{gap:10px}
 .btn{height:44px;padding:0 18px;font-size:14px}
 .btn-sm{height:36px;padding:0 13px;font-size:12.5px}
 .cat-hero h1{font-size:25px}
 .metric-row{grid-template-columns:1fr}
 .metric b{font-size:24px}
 .faq-item summary{padding:15px 16px;font-size:15px}
 .faq-item .answer{padding:0 16px 16px}
 .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: article */
:root{
 --bg:#050a16;
 --bg-soft:#08101f;
 --bg-deep:#03070f;
 --panel:rgba(16,28,52,.62);
 --panel-strong:rgba(20,34,62,.9);
 --line:rgba(122,168,255,.16);
 --line-strong:rgba(122,168,255,.36);
 --text:#e9f1ff;
 --text-2:#b8c8e6;
 --muted:#8497b8;
 --accent:#3ad7ff;
 --accent-2:#7a86ff;
 --accent-3:#59f2c8;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 18px 40px -24px rgba(3,10,26,.95);
 --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;
 line-height:1.75;
 color:var(--text);
 background:
 radial-gradient(900px 520px at 12% -8%, rgba(58,215,255,.14), transparent 62%),
 radial-gradient(760px 480px at 92% 4%, rgba(122,134,255,.14), transparent 60%),
 var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.container{width:min(var(--max), calc(100% - 40px));margin-inline:auto}

/* ===== 顶部导航 ===== */
.site-header{
 position:sticky;top:0;z-index:80;
 background:linear-gradient(180deg, rgba(5,10,22,.95), rgba(5,10,22,.78));
 backdrop-filter:blur(18px);
 -webkit-backdrop-filter:blur(18px);
 border-bottom:1px solid var(--line);
 box-shadow:0 10px 30px -22px rgba(0,0,0,.9);
}
.nav-bar{height:64px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-mark{
 width:36px;height:36px;flex:0 0 36px;border-radius:11px;
 display:grid;place-items:center;
 font-size:17px;font-weight:800;color:#04101f;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 box-shadow:0 0 0 1px rgba(58,215,255,.5), 0 10px 26px -10px rgba(58,215,255,.85);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-text strong{font-size:16px;letter-spacing:.4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:.6px}
.nav-status{
 margin-left:auto;display:inline-flex;align-items:center;gap:7px;
 font-size:12px;color:var(--text-2);
 padding:6px 12px;border-radius:999px;
 border:1px solid var(--line);background:rgba(12,22,42,.7);
}
.nav-status::before{
 content:"";width:7px;height:7px;border-radius:50%;
 background:var(--accent-3);box-shadow:0 0 10px var(--accent-3);
}
.chip-row{
 display:flex;gap:10px;align-items:center;
 overflow-x:auto;padding:9px 0 11px;
 scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.chip-row::-webkit-scrollbar{display:none}
.chip{
 flex:0 0 auto;
 display:inline-flex;align-items:center;gap:6px;
 height:36px;padding:0 16px;border-radius:999px;
 font-size:14px;color:var(--text-2);
 border:1px solid var(--line);background:rgba(12,22,42,.6);
 transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease;
 white-space:nowrap;
}
.chip:hover{color:var(--text);border-color:var(--line-strong);background:rgba(24,42,78,.8);transform:translateY(-1px)}
.chip.is-active{
 color:#04101f;font-weight:700;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 border-color:transparent;
 box-shadow:0 10px 26px -14px rgba(58,215,255,.95);
}
.nav-cta{margin-left:12px;flex:0 0 auto}

/* ===== 按钮 ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 height:46px;padding:0 24px;border-radius:10px;
 font-size:15px;font-weight:700;letter-spacing:.3px;
 border:1px solid transparent;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-sm{height:38px;padding:0 16px;font-size:13px;border-radius:9px}
.btn-primary{
 color:#04101f;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 box-shadow:0 12px 30px -14px rgba(58,215,255,.95);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -16px rgba(58,215,255,1)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 20px -12px rgba(58,215,255,.9)}
.btn-ghost{
 color:var(--text);border-color:var(--line-strong);
 background:rgba(12,22,42,.5);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent);background:rgba(20,40,74,.72)}

/* ===== 文章头 ===== */
.art-hero{
 position:relative;
 padding:44px 0 46px;
 border-bottom:1px solid var(--line);
 background:
 linear-gradient(112deg, rgba(4,9,20,.97) 0%, rgba(6,13,28,.9) 52%, rgba(8,18,38,.68) 100%),
 url('/assets/images/7446b78caf8ffc5a.jpg') center/cover no-repeat;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:20px}
.crumb a{color:var(--text-2);transition:color .2s ease}
.crumb a:hover{color:var(--accent)}
.crumb i{font-style:normal;color:rgba(132,151,184,.7)}
.art-hero h1{
 font-size:38px;line-height:1.28;margin:0 0 16px;letter-spacing:.2px;
 background:linear-gradient(120deg,#ffffff 10%,#b9e9ff 58%,#9aa6ff 100%);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.art-lead{font-size:16px;line-height:1.85;color:var(--text-2);max-width:800px;margin:0 0 22px}
.art-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.meta-pill{
 display:inline-flex;align-items:center;gap:6px;
 height:30px;padding:0 13px;border-radius:999px;
 font-size:13px;color:var(--text-2);
 border:1px solid var(--line);background:rgba(10,20,38,.72);
}
.meta-pill.accent{color:var(--accent);border-color:rgba(58,215,255,.45);background:rgba(58,215,255,.1)}

/* ===== 主体 ===== */
.page-main{padding:46px 0 76px}
.article-wrap{max-width:920px;margin-inline:auto}
.block{margin-bottom:44px}
.block:last-child{margin-bottom:0}
.block-head{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:20px}
.block-head::before{
 content:"";width:4px;height:22px;border-radius:3px;
 background:linear-gradient(180deg,var(--accent),var(--accent-2));
 box-shadow:0 0 14px rgba(58,215,255,.6);
}
.block-head h2{font-size:22px;line-height:1.4;margin:0;letter-spacing:.2px}
.block-head .block-sub{font-size:13px;color:var(--muted);margin:0}

/* 正文面板 */
.article-panel{
 padding:30px 32px;
 border-radius:var(--radius);
 border:1px solid var(--line);
 background:var(--panel);
 backdrop-filter:blur(14px);
 -webkit-backdrop-filter:blur(14px);
 box-shadow:var(--shadow);
}
.prose{font-size:16px;line-height:1.85;color:var(--text-2)}
.prose h2{
 font-size:23px;line-height:1.45;color:var(--text);
 margin:34px 0 14px;padding-left:15px;position:relative;
}
.prose h2::before{
 content:"";position:absolute;left:0;top:.24em;bottom:.24em;width:4px;border-radius:3px;
 background:linear-gradient(180deg,var(--accent),var(--accent-2));
}
.prose h3{font-size:18px;line-height:1.5;color:var(--text);margin:26px 0 10px}
.prose h4{font-size:16px;color:var(--text);margin:20px 0 8px}
.prose p{margin:0 0 16px}
.prose ul,.prose ol{margin:0 0 18px;padding-left:22px}
.prose li{margin:7px 0}
.prose li::marker{color:var(--accent)}
.prose strong{color:var(--text);font-weight:700}
.prose a{color:var(--accent);border-bottom:1px dashed rgba(58,215,255,.5);transition:border-color .2s ease}
.prose a:hover{border-bottom-color:var(--accent)}
.prose img{border-radius:var(--radius);border:1px solid var(--line);margin:20px 0}
.prose blockquote{
 margin:20px 0;padding:14px 18px;
 border-left:3px solid var(--accent);
 background:rgba(58,215,255,.08);
 border-radius:0 var(--radius-sm) var(--radius-sm) 0;
 color:var(--text-2);
}
.prose table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.prose th{background:rgba(20,40,74,.65);color:var(--text);font-weight:600}
.prose tr:nth-child(even) td{background:rgba(12,22,42,.4)}
.prose hr{border:0;border-top:1px solid var(--line);margin:26px 0}
.prose code{background:rgba(58,215,255,.12);color:var(--accent);padding:2px 6px;border-radius:6px;font-size:14px}

/* 空状态 */
.empty-state{text-align:center;padding:56px 28px}
.empty-state h2{font-size:22px;margin:0 0 10px;color:var(--text)}
.empty-state p{color:var(--muted);margin:0 0 22px}

/* 卡片 */
.card-grid{display:grid;gap:18px;grid-template-columns:repeat(4,1fr)}
.card-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.card{
 position:relative;
 padding:22px 20px;
 border-radius:var(--radius);
 border:1px solid var(--line);
 background:var(--panel);
 backdrop-filter:blur(14px);
 -webkit-backdrop-filter:blur(14px);
 box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease;
}
.card:hover{
 transform:translateY(-4px);
 border-color:var(--line-strong);
 background:var(--panel-strong);
 box-shadow:0 28px 52px -28px rgba(0,0,0,.95);
}
.card-icon{
 width:38px;height:38px;border-radius:11px;
 display:grid;place-items:center;
 color:var(--accent);
 border:1px solid rgba(58,215,255,.35);
 background:rgba(58,215,255,.1);
 margin-bottom:14px;
}
.card-icon svg{width:20px;height:20px}
.card h3{font-size:16px;line-height:1.45;margin:0 0 8px;color:var(--text)}
.card p{font-size:14px;line-height:1.75;color:var(--text-2);margin:0}
.card .card-tag{
 display:inline-flex;align-items:center;margin-top:14px;
 height:26px;padding:0 11px;border-radius:999px;
 font-size:12px;color:var(--accent-3);
 border:1px solid rgba(89,242,200,.35);
 background:rgba(89,242,200,.08);
}

/* 图文区 */
.figure-grid{display:grid;grid-template-columns:6fr 6fr;gap:26px;align-items:center}
.figure-frame{
 border-radius:18px;overflow:hidden;
 border:1px solid var(--line-strong);
 background:rgba(8,16,32,.7);
 box-shadow:0 34px 66px -40px rgba(0,0,0,.95);
}
.figure-frame img{width:100%;aspect-ratio:16/10;object-fit:cover;filter:saturate(1.05)}
.figure-copy h3{font-size:20px;margin:0 0 12px;color:var(--text)}
.figure-copy p{font-size:15px;line-height:1.8;color:var(--text-2);margin:0 0 14px}
.check-list{list-style:none;margin:0;padding:0}
.check-list li{
 position:relative;padding-left:24px;margin-bottom:10px;
 font-size:14px;color:var(--text-2);line-height:1.7;
}
.check-list li::before{
 content:"";position:absolute;left:0;top:.5em;
 width:8px;height:8px;border-radius:50%;
 background:var(--accent-3);box-shadow:0 0 10px rgba(89,242,200,.8);
}

/* 频道矩阵 */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.channel-card{
 display:flex;flex-direction:column;gap:10px;
 padding:24px 22px;border-radius:var(--radius);
 border:1px solid var(--line);background:var(--panel);
 backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
 box-shadow:var(--shadow);
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.channel-card:hover{
 transform:translateY(-4px);
 border-color:var(--line-strong);
 background:var(--panel-strong);
 box-shadow:0 28px 52px -28px rgba(0,0,0,.95);
}
.channel-card .ch-no{
 font-size:12px;letter-spacing:1.4px;color:var(--muted);text-transform:uppercase;
}
.channel-card h3{font-size:17px;margin:0;color:var(--text)}
.channel-card p{font-size:14px;line-height:1.75;color:var(--text-2);margin:0}
.channel-card .ch-link{
 margin-top:6px;font-size:13px;font-weight:700;color:var(--accent);
 display:inline-flex;align-items:center;gap:6px;
}
.channel-card .ch-link::after{content:"→";transition:transform .2s ease}
.channel-card:hover .ch-link::after{transform:translateX(4px)}

/* 延伸阅读 */
.list-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.list-card{
 display:block;padding:16px 18px;
 border-radius:var(--radius-sm);
 border:1px solid var(--line);
 background:rgba(12,22,42,.62);
 transition:transform .2s ease,border-color .2s ease,background .2s ease;
}
.list-card:hover{transform:translateY(-3px);border-color:var(--line-strong);background:rgba(20,36,66,.8)}
.list-card h3{margin:0;font-size:15px;line-height:1.6;color:var(--text);font-weight:600}
.list-card span{display:block;margin-top:6px;font-size:12px;color:var(--muted)}
.more-link{
 display:inline-flex;align-items:center;gap:6px;margin-top:18px;
 font-size:14px;color:var(--accent);
 border-bottom:1px dashed rgba(58,215,255,.5);
 transition:border-color .2s ease,color .2s ease;
}
.more-link:hover{border-bottom-color:var(--accent);color:#8fe9ff}

/* FAQ */
.faq-item{
 border:1px solid var(--line);
 border-radius:var(--radius-sm);
 background:rgba(12,22,42,.6);
 margin-bottom:12px;overflow:hidden;
 transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(18,32,58,.82)}
.faq-item summary{
 position:relative;cursor:pointer;list-style:none;
 padding:16px 48px 16px 18px;
 font-size:15px;font-weight:600;color:var(--text);
 transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--accent)}
.faq-item summary::after{
 content:"";position:absolute;right:20px;top:50%;
 width:9px;height:9px;border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);
 transform:translateY(-70%) rotate(45deg);
 transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq-body{padding:0 18px 18px;font-size:15px;line-height:1.8;color:var(--text-2)}

/* CTA 条 */
.cta-band{
 position:relative;overflow:hidden;
 padding:34px 32px;border-radius:18px;
 border:1px solid var(--line-strong);
 background:
 linear-gradient(118deg, rgba(18,36,68,.95) 0%, rgba(10,20,40,.9) 58%, rgba(8,16,32,.82) 100%),
 url('/assets/images/bae9b6876a700bf6.webp') center/cover no-repeat;
 box-shadow:0 32px 64px -36px rgba(0,0,0,.95);
}
.cta-band h2{font-size:24px;margin:0 0 12px;color:#ffffff}
.cta-band p{font-size:15px;line-height:1.8;color:var(--text-2);max-width:640px;margin:0 0 22px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* 提示条 */
.notice-bar{
 display:flex;gap:14px;align-items:flex-start;
 padding:18px 20px;border-radius:var(--radius-sm);
 border:1px solid var(--line);
 background:rgba(10,20,38,.72);
 font-size:14px;line-height:1.8;color:var(--muted);
}
.notice-bar strong{color:var(--text-2);font-weight:700}

/* ===== 页脚 ===== */
.site-footer{
 border-top:1px solid var(--line);
 background:linear-gradient(180deg, rgba(6,12,26,.9), rgba(3,7,15,.98));
 padding:48px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.footer-brand strong{font-size:16px;letter-spacing:.4px}
.footer-about{font-size:14px;line-height:1.8;color:var(--muted);margin:0;max-width:420px}
.footer-col h4{font-size:14px;margin:0 0 14px;color:var(--text);letter-spacing:.4px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--muted);transition:color .2s ease}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
 margin-top:34px;padding-top:20px;
 border-top:1px solid rgba(122,168,255,.12);
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
 font-size:13px;color:var(--muted);
}

/* ===== 响应式 ===== */
@media (max-width:1024px){
 .art-hero h1{font-size:32px}
 .card-grid{grid-template-columns:repeat(2,1fr)}
 .channel-grid{grid-template-columns:repeat(2,1fr)}
 .figure-grid{grid-template-columns:1fr;gap:20px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
 .footer-about{max-width:none}
}
@media (max-width:768px){
 .nav-status{display:none}
 .brand-text small{display:none}
 .art-hero{padding:34px 0 36px}
 .art-hero h1{font-size:27px}
 .art-lead{font-size:15px}
 .page-main{padding:34px 0 56px}
 .article-panel{padding:22px 20px}
 .prose h2{font-size:20px}
 .card-grid,.card-grid.cols-3,.channel-grid,.list-grid{grid-template-columns:1fr}
 .block{margin-bottom:36px}
 .block-head h2{font-size:19px}
 .cta-band{padding:26px 22px}
 .cta-band h2{font-size:21px}
 .footer-grid{grid-template-columns:1fr}
 .footer-bottom{flex-direction:column}
}
@media (max-width:520px){
 .container{width:calc(100% - 28px)}
 .btn{height:42px;padding:0 18px;font-size:14px}
 .btn-sm{height:34px;padding:0 12px;font-size:12px}
 .chip{height:34px;padding:0 13px;font-size:13px}
 .art-hero h1{font-size:23px}
 .brand-text strong{font-size:14px}
 .cta-actions .btn{width:100%}
 .meta-pill{font-size:12px;height:28px;padding:0 11px}
}

/* roulang page: category2 */
:root{
 --bg:#050a16;
 --bg-soft:#08101f;
 --bg-deep:#03070f;
 --panel:rgba(16,28,52,.62);
 --panel-strong:rgba(20,34,62,.9);
 --line:rgba(122,168,255,.16);
 --line-strong:rgba(122,168,255,.36);
 --text:#e9f1ff;
 --text-2:#b8c8e6;
 --muted:#8497b8;
 --accent:#3ad7ff;
 --accent-2:#7a86ff;
 --accent-3:#59f2c8;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 18px 40px -24px rgba(3,10,26,.95);
 --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;
 line-height:1.75;
 color:var(--text);
 background:
 radial-gradient(900px 520px at 12% -8%, rgba(58,215,255,.14), transparent 62%),
 radial-gradient(760px 480px at 92% 4%, rgba(122,134,255,.14), transparent 60%),
 var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:rgba(58,215,255,.32);color:#fff}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:8px}
.container{width:min(var(--max), calc(100% - 40px));margin-inline:auto}

/* ===== 顶部导航 ===== */
.site-header{
 position:sticky;top:0;z-index:80;
 background:linear-gradient(180deg, rgba(5,10,22,.95), rgba(5,10,22,.78));
 backdrop-filter:blur(18px);
 -webkit-backdrop-filter:blur(18px);
 border-bottom:1px solid var(--line);
 box-shadow:0 10px 30px -22px rgba(0,0,0,.9);
}
.nav-bar{height:64px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-mark{
 width:36px;height:36px;flex:0 0 36px;border-radius:11px;
 display:grid;place-items:center;
 font-size:17px;font-weight:800;color:#04101f;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 box-shadow:0 0 0 1px rgba(58,215,255,.5), 0 10px 26px -10px rgba(58,215,255,.85);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-text strong{font-size:16px;letter-spacing:.4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:.6px}
.nav-status{
 margin-left:auto;display:inline-flex;align-items:center;gap:7px;
 font-size:12px;color:var(--text-2);
 padding:6px 12px;border-radius:999px;
 border:1px solid var(--line);background:rgba(12,22,42,.7);
 white-space:nowrap;
}
.nav-status::before{
 content:"";width:7px;height:7px;border-radius:50%;
 background:var(--accent-3);box-shadow:0 0 10px var(--accent-3);
}
.chip-row{
 display:flex;gap:10px;align-items:center;
 overflow-x:auto;padding:9px 0 11px;
 scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.chip-row::-webkit-scrollbar{display:none}
.chip{
 flex:0 0 auto;
 display:inline-flex;align-items:center;gap:6px;
 height:36px;padding:0 16px;border-radius:999px;
 font-size:14px;color:var(--text-2);
 border:1px solid var(--line);background:rgba(12,22,42,.6);
 transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease;
 white-space:nowrap;
}
.chip:hover{color:var(--text);border-color:var(--line-strong);background:rgba(24,42,78,.8);transform:translateY(-1px)}
.chip.is-active{
 color:#04101f;font-weight:700;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 border-color:transparent;
 box-shadow:0 10px 26px -14px rgba(58,215,255,.95);
}
.nav-cta{margin-left:12px;flex:0 0 auto}

/* ===== 按钮 ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 height:46px;padding:0 24px;border-radius:10px;
 font-size:15px;font-weight:700;letter-spacing:.3px;
 border:1px solid transparent;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-sm{height:38px;padding:0 16px;font-size:13px;border-radius:9px}
.btn-primary{
 color:#04101f;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 box-shadow:0 12px 30px -14px rgba(58,215,255,.95);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -16px rgba(58,215,255,1)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 20px -12px rgba(58,215,255,.9)}
.btn-ghost{
 color:var(--text);border-color:var(--line-strong);
 background:rgba(12,22,42,.5);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent);background:rgba(20,40,74,.72)}

/* ===== Hero 斜切 ===== */
.hero{
 position:relative;
 padding:64px 0 110px;
 clip-path:polygon(0 0, 100% 0, 100% 93%, 0 100%);
 background:
 linear-gradient(115deg, rgba(4,9,20,.97) 0%, rgba(6,13,28,.9) 44%, rgba(8,18,38,.62) 100%),
 url('/assets/images/8e760b108b2c0621.webp') center/cover no-repeat;
 border-bottom:1px solid var(--line);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 padding:6px 14px;border-radius:999px;font-size:13px;color:var(--accent);
 border:1px solid rgba(58,215,255,.4);background:rgba(58,215,255,.1);
 letter-spacing:.5px;margin-bottom:22px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
.hero h1{
 font-size:40px;line-height:1.26;margin-bottom:18px;font-weight:800;
 background:linear-gradient(120deg,#ffffff 12%,#b9e9ff 58%,#9aa6ff 100%);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:16px;color:var(--text-2);max-width:580px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{
 display:inline-flex;align-items:center;
 height:30px;padding:0 14px;border-radius:999px;
 font-size:13px;color:var(--text-2);
 border:1px solid var(--line);background:rgba(10,20,38,.72);
 transition:color .2s ease,border-color .2s ease;
}
.tag:hover{color:var(--accent);border-color:rgba(58,215,255,.5)}
.hero-panel{
 border-radius:18px;padding:24px;
 background:var(--panel-strong);
 border:1px solid var(--line-strong);
 box-shadow:var(--shadow);
 backdrop-filter:blur(16px);
 -webkit-backdrop-filter:blur(16px);
}
.hero-panel h2{font-size:14px;letter-spacing:1px;color:var(--muted);font-weight:600;margin-bottom:16px;text-transform:none}
.quick-list{display:grid;gap:12px}
.quick-item{
 display:grid;grid-template-columns:34px 1fr;gap:12px;align-items:start;
 padding:12px 14px;border-radius:12px;
 background:rgba(10,20,40,.6);border:1px solid var(--line);
 transition:border-color .2s ease,transform .2s ease,background .2s ease;
}
.quick-item:hover{transform:translateY(-2px);border-color:var(--line-strong);background:rgba(16,30,58,.85)}
.quick-item span{
 width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
 background:rgba(58,215,255,.12);border:1px solid rgba(58,215,255,.3);
 color:var(--accent);font-size:13px;font-weight:700;
}
.quick-item strong{display:block;font-size:14px;color:var(--text)}
.quick-item em{font-style:normal;font-size:12.5px;color:var(--muted);line-height:1.6}

/* ===== 板块通用 ===== */
.section{padding:76px 0;position:relative}
.section--alt{
 background:linear-gradient(180deg, rgba(8,16,31,.92), rgba(5,10,22,.55));
 border-block:1px solid var(--line);
}
.sec-head{margin-bottom:38px;max-width:760px}
.sec-label{
 display:inline-flex;align-items:center;gap:8px;
 font-size:13px;letter-spacing:1.2px;color:var(--accent);margin-bottom:12px;
}
.sec-label::before{content:"";width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--accent),transparent)}
.sec-head h2{font-size:30px;line-height:1.34;font-weight:800;letter-spacing:.2px}
.sec-head p{margin-top:12px;color:var(--muted);font-size:15px}

/* ===== 网格与卡片 ===== */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{
 position:relative;
 border-radius:var(--radius);
 padding:24px 22px;
 background:var(--panel);
 border:1px solid var(--line);
 box-shadow:var(--shadow);
 backdrop-filter:blur(12px);
 -webkit-backdrop-filter:blur(12px);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease;
}
.card:hover{
 transform:translateY(-4px);
 border-color:var(--line-strong);
 background:rgba(20,36,66,.8);
 box-shadow:0 26px 52px -30px rgba(0,0,0,.95);
}
.card h3{font-size:17px;line-height:1.5;margin-bottom:10px;font-weight:700}
.card p{font-size:14.5px;color:var(--muted);line-height:1.78}
.icon-badge{
 width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
 margin-bottom:16px;
 background:rgba(58,215,255,.1);
 border:1px solid rgba(58,215,255,.32);
 color:var(--accent);
 box-shadow:0 0 24px -14px rgba(58,215,255,.9) inset;
}
.icon-badge svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.stat-card{text-align:left}
.stat-card .num{
 display:block;font-size:30px;font-weight:800;line-height:1.15;
 color:var(--accent);margin-bottom:6px;letter-spacing:.4px;
}
.stat-card .num em{font-style:normal;font-size:14px;color:var(--text-2);margin-left:4px;font-weight:600}
.stat-card h3{font-size:15px;margin-bottom:8px}
.stat-card p{font-size:13.5px}

/* ===== 图文区块 ===== */
.media-split{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.media-figure{
 border-radius:18px;overflow:hidden;
 border:1px solid var(--line-strong);
 box-shadow:0 34px 70px -44px rgba(0,0,0,.95);
 background:rgba(8,16,32,.7);
}
.media-figure img{width:100%;aspect-ratio:16/11;object-fit:cover}
.media-body h2{font-size:28px;line-height:1.35;margin-bottom:14px;font-weight:800}
.media-body > p{color:var(--muted);font-size:15px;margin-bottom:22px}
.check-list{display:grid;gap:14px}
.check-list li{
 display:grid;grid-template-columns:22px 1fr;gap:12px;align-items:start;
 font-size:14.5px;color:var(--text-2);line-height:1.75;
}
.check-list li i{
 width:22px;height:22px;border-radius:50%;display:grid;place-items:center;
 background:rgba(89,242,200,.12);border:1px solid rgba(89,242,200,.4);
 color:var(--accent-3);font-style:normal;font-size:12px;font-weight:800;margin-top:2px;
}

/* ===== 流程 ===== */
.steps{display:grid;gap:16px;counter-reset:step}
.step{
 display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:start;
 padding:22px 24px;border-radius:var(--radius);
 background:var(--panel);border:1px solid var(--line);
 transition:border-color .2s ease,transform .2s ease,background .2s ease;
}
.step:hover{transform:translateY(-3px);border-color:var(--line-strong);background:rgba(20,36,66,.8)}
.step-no{
 width:48px;height:48px;border-radius:13px;display:grid;place-items:center;
 font-weight:800;font-size:16px;color:#04101f;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 box-shadow:0 12px 26px -16px rgba(58,215,255,.95);
}
.step h3{font-size:16.5px;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--muted);line-height:1.78}

/* ===== 倍率档位 ===== */
.tier{
 border-radius:var(--radius);padding:24px 22px;
 background:linear-gradient(180deg, rgba(24,42,76,.7), rgba(12,22,42,.55));
 border:1px solid var(--line);
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.tier:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 26px 50px -32px rgba(0,0,0,.95)}
.tier-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.tier-top h3{font-size:16px}
.tier-badge{
 font-size:12px;padding:4px 10px;border-radius:999px;
 color:var(--accent-3);border:1px solid rgba(89,242,200,.4);
 background:rgba(89,242,200,.1);white-space:nowrap;
}
.tier .rate{
 font-size:26px;font-weight:800;color:var(--text);line-height:1.2;margin-bottom:10px;
}
.tier .rate span{font-size:13px;color:var(--muted);font-weight:500;margin-left:6px}
.tier p{font-size:14px;color:var(--muted);line-height:1.75}

/* ===== 误判清单 ===== */
.pitfall-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.pitfall{
 display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;
 padding:20px 22px;border-radius:var(--radius-sm);
 background:rgba(12,22,42,.66);border:1px solid var(--line);
 transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.pitfall:hover{transform:translateY(-3px);border-color:var(--line-strong);background:rgba(20,36,66,.82)}
.pitfall b{
 font-size:12px;font-weight:700;letter-spacing:.6px;
 color:var(--accent);padding:4px 9px;border-radius:8px;
 background:rgba(58,215,255,.1);border:1px solid rgba(58,215,255,.3);
 white-space:nowrap;
}
.pitfall h3{font-size:15.5px;margin-bottom:6px}
.pitfall p{font-size:14px;color:var(--muted);line-height:1.75}

/* ===== 资讯列表 ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{
 display:flex;flex-direction:column;
 border-radius:var(--radius);overflow:hidden;
 background:var(--panel);border:1px solid var(--line);
 box-shadow:var(--shadow);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 28px 56px -32px rgba(0,0,0,.95)}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:rgba(8,16,32,.8)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{font-size:16px;line-height:1.55;font-weight:700}
.post-body p{font-size:14px;color:var(--muted);line-height:1.75;flex:1}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:12.5px;color:var(--muted)}
.post-meta .pill{
 padding:2px 10px;border-radius:999px;
 border:1px solid var(--line);background:rgba(58,215,255,.08);color:var(--accent);
}
.post-link{
 display:inline-flex;align-items:center;gap:6px;
 font-size:13.5px;font-weight:700;color:var(--accent);
 transition:gap .2s ease,color .2s ease;
}
.post-link:hover{gap:10px}
.empty-note{
 padding:32px 26px;border-radius:var(--radius);
 border:1px dashed var(--line-strong);background:rgba(12,22,42,.5);
 color:var(--muted);font-size:14.5px;text-align:center;
}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
 border-radius:var(--radius-sm);
 background:var(--panel);border:1px solid var(--line);
 padding:0 22px;transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(20,36,66,.8)}
.faq-item summary{
 list-style:none;cursor:pointer;
 padding:18px 34px 18px 0;position:relative;
 font-size:16px;font-weight:700;line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";position:absolute;right:0;top:16px;
 width:24px;height:24px;border-radius:8px;display:grid;place-items:center;
 font-size:15px;font-weight:700;color:var(--accent);
 border:1px solid rgba(58,215,255,.32);background:rgba(58,215,255,.08);
 transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"–";transform:rotate(180deg)}
.faq-item p{padding:0 0 20px;font-size:14.5px;color:var(--muted);line-height:1.82;max-width:820px}

/* ===== CTA ===== */
.cta-band{
 position:relative;overflow:hidden;
 border-radius:20px;padding:48px 44px;
 background:
 linear-gradient(115deg, rgba(6,14,30,.94), rgba(12,26,52,.78)),
 url('/assets/images/7446b78caf8ffc5a.jpg') center/cover no-repeat;
 border:1px solid var(--line-strong);
 box-shadow:0 40px 80px -50px rgba(0,0,0,.95);
 display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;
}
.cta-band h2{font-size:27px;line-height:1.36;margin-bottom:12px;font-weight:800}
.cta-band p{color:var(--text-2);font-size:15px;max-width:620px}
.cta-band .hero-actions{margin:0}

/* ===== 页脚 ===== */
.site-footer{
 margin-top:20px;padding:56px 0 26px;
 background:linear-gradient(180deg, rgba(4,9,20,.5), rgba(3,7,15,.96));
 border-top:1px solid var(--line);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:44px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.footer-brand strong{font-size:16px;letter-spacing:.3px}
.footer-about{font-size:14px;color:var(--muted);line-height:1.8;max-width:420px}
.footer-col h4{font-size:14px;letter-spacing:.8px;margin-bottom:14px;color:var(--text)}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:var(--muted);transition:color .2s ease}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
 padding-top:22px;border-top:1px solid var(--line);
 font-size:13px;color:var(--muted);
}

/* ===== 响应式 ===== */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:36px}
 .hero{padding:52px 0 96px}
 .hero h1{font-size:34px}
 .grid-4{grid-template-columns:repeat(2,1fr)}
 .grid-3{grid-template-columns:repeat(2,1fr)}
 .post-grid{grid-template-columns:repeat(2,1fr)}
 .media-split{grid-template-columns:1fr;gap:32px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
 .cta-band{grid-template-columns:1fr;padding:38px 30px}
 .nav-status{display:none}
}
@media (max-width:768px){
 .nav-bar{height:60px}
 .brand-text small{display:none}
 .hero h1{font-size:29px}
 .hero-lead{font-size:15px}
 .section{padding:58px 0}
 .sec-head h2{font-size:24px}
 .media-body h2{font-size:23px}
 .grid-4,.grid-3,.grid-2,.post-grid,.pitfall-grid{grid-template-columns:1fr}
 .step{grid-template-columns:44px 1fr;padding:20px}
 .step-no{width:40px;height:40px;font-size:14px;border-radius:11px}
 .btn{height:44px;padding:0 20px;font-size:14.5px}
 .footer-grid{grid-template-columns:1fr}
 .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
 .container{width:calc(100% - 32px)}
 .hero{padding:42px 0 84px}
 .hero h1{font-size:25px}
 .chip{height:34px;padding:0 13px;font-size:13px}
 .nav-cta{margin-left:8px}
 .card,.tier,.pitfall{padding:20px 18px}
 .cta-band{padding:30px 22px;border-radius:16px}
 .cta-band h2{font-size:22px}
 .faq-item{padding:0 16px}
}

/* roulang page: category3 */
:root{
 --bg:#050a16;
 --bg-soft:#08101f;
 --bg-deep:#03070f;
 --panel:rgba(16,28,52,.62);
 --panel-strong:rgba(20,34,62,.9);
 --line:rgba(122,168,255,.16);
 --line-strong:rgba(122,168,255,.36);
 --text:#e9f1ff;
 --text-2:#b8c8e6;
 --muted:#8497b8;
 --accent:#3ad7ff;
 --accent-2:#7a86ff;
 --accent-3:#59f2c8;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 18px 40px -24px rgba(3,10,26,.95);
 --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;
 line-height:1.75;
 color:var(--text);
 background:
 radial-gradient(900px 520px at 12% -8%, rgba(58,215,255,.14), transparent 62%),
 radial-gradient(760px 480px at 92% 4%, rgba(122,134,255,.14), transparent 60%),
 var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.container{width:min(var(--max), calc(100% - 40px));margin-inline:auto}

/* ===== 顶部导航 ===== */
.site-header{
 position:sticky;top:0;z-index:80;
 background:linear-gradient(180deg, rgba(5,10,22,.95), rgba(5,10,22,.78));
 backdrop-filter:blur(18px);
 -webkit-backdrop-filter:blur(18px);
 border-bottom:1px solid var(--line);
 box-shadow:0 10px 30px -22px rgba(0,0,0,.9);
}
.nav-bar{height:64px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-mark{
 width:36px;height:36px;flex:0 0 36px;border-radius:11px;
 display:grid;place-items:center;
 font-size:17px;font-weight:800;color:#04101f;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 box-shadow:0 0 0 1px rgba(58,215,255,.5), 0 10px 26px -10px rgba(58,215,255,.85);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-text strong{font-size:16px;letter-spacing:.4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:.6px}
.nav-status{
 margin-left:auto;display:inline-flex;align-items:center;gap:7px;
 font-size:12px;color:var(--text-2);
 padding:6px 12px;border-radius:999px;
 border:1px solid var(--line);background:rgba(12,22,42,.7);
}
.nav-status::before{
 content:"";width:7px;height:7px;border-radius:50%;
 background:var(--accent-3);box-shadow:0 0 10px var(--accent-3);
}
.chip-row{
 display:flex;gap:10px;align-items:center;
 overflow-x:auto;padding:9px 0 11px;
 scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.chip-row::-webkit-scrollbar{display:none}
.chip{
 flex:0 0 auto;
 display:inline-flex;align-items:center;gap:6px;
 height:36px;padding:0 16px;border-radius:999px;
 font-size:14px;color:var(--text-2);
 border:1px solid var(--line);background:rgba(12,22,42,.6);
 transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease;
 white-space:nowrap;
}
.chip:hover{color:var(--text);border-color:var(--line-strong);background:rgba(24,42,78,.8);transform:translateY(-1px)}
.chip.is-active{
 color:#04101f;font-weight:700;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 border-color:transparent;
 box-shadow:0 10px 26px -14px rgba(58,215,255,.95);
}
.nav-cta{margin-left:12px;flex:0 0 auto}

/* ===== 按钮 ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 height:46px;padding:0 24px;border-radius:10px;
 font-size:15px;font-weight:700;letter-spacing:.3px;
 border:1px solid transparent;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-sm{height:38px;padding:0 16px;font-size:13px;border-radius:9px}
.btn-primary{
 color:#04101f;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 box-shadow:0 12px 30px -14px rgba(58,215,255,.95);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -16px rgba(58,215,255,1)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 20px -12px rgba(58,215,255,.9)}
.btn-ghost{
 color:var(--text);border-color:var(--line-strong);
 background:rgba(12,22,42,.5);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent);background:rgba(20,40,74,.72)}

/* ===== 分类页 Hero ===== */
.page-hero{
 position:relative;overflow:hidden;
 padding:56px 0 40px;
 background:
 linear-gradient(118deg, rgba(4,9,20,.97) 0%, rgba(6,14,30,.92) 46%, rgba(9,20,42,.66) 100%),
 url('/assets/images/ba09276bade063b9.webp') center/cover no-repeat;
 border-bottom:1px solid var(--line);
}
.page-hero::after{
 content:"";position:absolute;inset:auto 0 -1px 0;height:110px;
 background:linear-gradient(180deg, rgba(5,10,22,0), rgba(5,10,22,.92));
 pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:800px}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 padding:6px 14px;border-radius:999px;font-size:13px;color:var(--accent);
 border:1px solid rgba(58,215,255,.4);background:rgba(58,215,255,.1);
 letter-spacing:.5px;margin-bottom:20px;
}
.page-hero h1{
 font-size:38px;line-height:1.26;letter-spacing:.2px;margin-bottom:16px;
 background:linear-gradient(120deg,#ffffff 14%,#b9e9ff 60%,#9aa6ff 100%);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:16px;color:var(--text-2);margin-bottom:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:24px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.tag{
 display:inline-flex;align-items:center;
 height:30px;padding:0 14px;border-radius:999px;
 font-size:13px;color:var(--text-2);
 border:1px solid var(--line);background:rgba(10,20,38,.72);
}
.tag:hover{color:var(--accent);border-color:rgba(58,215,255,.5)}

/* 版本节点条 */
.roadmap{
 display:flex;gap:14px;overflow-x:auto;padding:16px;margin-bottom:22px;
 border:1px solid var(--line);border-radius:var(--radius);
 background:rgba(9,18,36,.72);backdrop-filter:blur(12px);
 scrollbar-width:none;
}
.roadmap::-webkit-scrollbar{display:none}
.roadmap-item{
 flex:0 0 232px;
 padding:12px 14px;border-radius:var(--radius-sm);
 border:1px solid var(--line);background:rgba(14,26,48,.7);
}
.roadmap-item strong{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text)}
.roadmap-item strong::before{
 content:"";width:8px;height:8px;border-radius:50%;
 background:var(--accent-3);box-shadow:0 0 10px var(--accent-3);flex:0 0 8px;
}
.roadmap-item.is-next strong::before{background:var(--accent-2);box-shadow:0 0 10px var(--accent-2)}
.roadmap-item small{display:block;margin-top:6px;font-size:12.5px;color:var(--muted);line-height:1.6}

/* 订阅 */
.subscribe{
 display:flex;flex-wrap:wrap;gap:12px;align-items:center;
 padding:16px 18px;border-radius:var(--radius);
 border:1px solid var(--line-strong);
 background:var(--panel-strong);
 box-shadow:var(--shadow);
}
.subscribe-label{font-size:13.5px;color:var(--text-2);flex:1 1 240px;min-width:200px}
.subscribe input[type="email"]{
 flex:1 1 220px;min-width:180px;height:44px;padding:0 14px;
 border-radius:9px;border:1px solid var(--line);
 background:rgba(6,13,28,.9);color:var(--text);
 transition:border-color .2s ease,box-shadow .2s ease;
}
.subscribe input[type="email"]::placeholder{color:#5f7291}
.subscribe input[type="email"]:focus{
 outline:none;border-color:var(--accent);
 box-shadow:0 0 0 3px rgba(58,215,255,.18);
}
.form-note{flex:1 1 100%;font-size:12.5px;color:var(--accent-3);min-height:18px}

/* ===== 板块 ===== */
.section{padding:64px 0}
.section--soft{
 background:linear-gradient(180deg, rgba(8,16,31,.92), rgba(5,10,22,.35));
 border-block:1px solid var(--line);
}
.section--deep{background:linear-gradient(180deg, rgba(3,7,15,.96), rgba(6,13,28,.9));border-block:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:34px}
.section-head .kicker{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;letter-spacing:1.4px;color:var(--accent);margin-bottom:12px;
 text-transform:uppercase;
}
.section-head .kicker::before{
 content:"";width:26px;height:2px;border-radius:2px;
 background:linear-gradient(90deg,var(--accent),var(--accent-2));
}
.section-head h2{font-size:27px;line-height:1.34;margin-bottom:12px}
.section-head p{font-size:15px;color:var(--text-2)}

/* 数据条 */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-card{
 padding:22px 20px;border-radius:var(--radius);
 border:1px solid var(--line);background:var(--panel);
 box-shadow:var(--shadow);
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.stat-card:hover{transform:translateY(-3px);border-color:var(--line-strong)}
.stat-card .num{
 font-size:30px;font-weight:800;line-height:1.1;
 color:var(--accent);text-shadow:0 0 22px rgba(58,215,255,.35);
}
.stat-card .num span{font-size:15px;color:var(--text-2);margin-left:4px;font-weight:600}
.stat-card h3{font-size:14.5px;margin:10px 0 6px}
.stat-card p{font-size:13px;color:var(--muted);line-height:1.65}

/* 卡片网格 */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.path-card{
 display:flex;flex-direction:column;
 padding:24px 22px;border-radius:var(--radius);
 border:1px solid var(--line);background:var(--panel);
 box-shadow:var(--shadow);
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.path-card:hover{
 transform:translateY(-4px);border-color:var(--line-strong);
 box-shadow:0 28px 54px -30px rgba(0,0,0,.95);
}
.icon-box{
 width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
 border:1px solid rgba(58,215,255,.34);background:rgba(58,215,255,.1);color:var(--accent);
 margin-bottom:16px;
}
.path-card h3{font-size:18px;margin-bottom:10px}
.path-card p{font-size:14px;color:var(--text-2);line-height:1.75}
.path-card .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.mini-tag{
 font-size:12px;color:var(--text-2);
 padding:3px 10px;border-radius:999px;
 border:1px solid var(--line);background:rgba(10,20,38,.7);
}

/* 图文分栏 */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.split-media{
 position:relative;border-radius:18px;overflow:hidden;
 border:1px solid var(--line-strong);box-shadow:var(--shadow);
}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;filter:saturate(1.05)}
.split-badge{
 position:absolute;left:16px;bottom:16px;
 padding:10px 14px;border-radius:12px;
 border:1px solid var(--line-strong);background:rgba(10,20,38,.9);
 backdrop-filter:blur(14px);font-size:12.5px;color:var(--text-2);
}
.split-badge strong{display:block;font-size:19px;color:var(--accent);line-height:1.3}
.split-body h2{font-size:26px;line-height:1.35;margin:10px 0 14px}
.split-body > p{font-size:15px;color:var(--text-2);margin-bottom:18px}
.check-list{display:grid;gap:12px}
.check-list li{
 position:relative;padding-left:26px;font-size:14.5px;color:var(--text-2);line-height:1.72;
}
.check-list li::before{
 content:"";position:absolute;left:0;top:9px;
 width:10px;height:10px;border-radius:3px;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 box-shadow:0 0 12px rgba(58,215,255,.6);
}
.check-list li strong{color:var(--text)}

/* 场景卡 */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.scene-card{
 display:grid;grid-template-columns:88px 1fr;gap:16px;
 padding:20px;border-radius:var(--radius);
 border:1px solid var(--line);background:rgba(13,24,45,.66);
 transition:transform .2s ease,border-color .2s ease,background .2s ease;
}
.scene-card:hover{transform:translateY(-3px);border-color:var(--line-strong);background:rgba(18,32,60,.8)}
.scene-card img{width:88px;height:88px;border-radius:12px;object-fit:cover;border:1px solid var(--line)}
.scene-card h3{font-size:16.5px;margin-bottom:8px}
.scene-card p{font-size:13.5px;color:var(--text-2);line-height:1.72}

/* 流程 */
.timeline{display:grid;gap:16px;counter-reset:step}
.step{
 position:relative;display:grid;grid-template-columns:52px 1fr;gap:18px;
 padding:20px 22px;border-radius:var(--radius);
 border:1px solid var(--line);background:var(--panel);
 transition:border-color .2s ease,transform .2s ease;
}
.step:hover{border-color:var(--line-strong);transform:translateX(3px)}
.step-no{
 counter-increment:step;
 width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
 font-weight:800;font-size:17px;color:#04101f;
 background:linear-gradient(135deg,var(--accent),var(--accent-2));
 box-shadow:0 10px 26px -14px rgba(58,215,255,.95);
}
.step-no::before{content:counter(step,decimal-leading-zero)}
.step h3{font-size:16.5px;margin-bottom:7px}
.step p{font-size:14px;color:var(--text-2);line-height:1.72}

/* 对比 */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.compare-col{
 padding:24px 22px;border-radius:var(--radius);
 border:1px solid var(--line);background:rgba(12,23,44,.7);
}
.compare-col.is-good{border-color:rgba(89,242,200,.4);background:rgba(12,38,42,.42)}
.compare-col.is-bad{border-color:rgba(255,152,152,.26);background:rgba(44,20,26,.38)}
.compare-col h3{display:flex;align-items:center;gap:9px;font-size:17px;margin-bottom:16px}
.compare-col h3::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--accent-3);box-shadow:0 0 12px var(--accent-3)}
.compare-col.is-bad h3::before{background:#ff9a9a;box-shadow:0 0 12px #ff9a9a}
.compare-col ul{display:grid;gap:12px}
.compare-col li{font-size:14px;color:var(--text-2);line-height:1.72;padding-left:18px;position:relative}
.compare-col li::before{
 content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;
 background:var(--line-strong);
}

/* FAQ */
.faq{display:grid;gap:14px;max-width:900px}
.faq details{
 border:1px solid var(--line);border-radius:var(--radius);
 background:rgba(12,23,44,.66);overflow:hidden;
 transition:border-color .2s ease,background .2s ease;
}
.faq details[open]{border-color:var(--line-strong);background:rgba(16,30,56,.82)}
.faq summary{
 cursor:pointer;padding:18px 22px;font-size:15.5px;font-weight:600;
 display:flex;align-items:center;gap:12px;list-style:none;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
 content:"";margin-left:auto;width:9px;height:9px;flex:0 0 9px;
 border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);
 transform:rotate(45deg);transition:transform .2s ease;
}
.faq details[open] summary::after{transform:rotate(-135deg)}
.faq p{padding:0 22px 20px;font-size:14px;color:var(--text-2);line-height:1.78}

/* 资讯列表 */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.post-card{
 display:flex;flex-direction:column;
 padding:22px;border-radius:var(--radius);
 border:1px solid var(--line);background:var(--panel);
 box-shadow:var(--shadow);
 transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.post-card:hover{
 transform:translateY(-4px);border-color:var(--line-strong);
 box-shadow:0 28px 54px -30px rgba(0,0,0,.95);
}
.post-card h3{font-size:16px;line-height:1.5;margin-bottom:10px}
.post-card h3 a{transition:color .2s ease}
.post-card:hover h3 a{color:var(--accent)}
.post-card p{font-size:13.5px;color:var(--text-2);line-height:1.72;margin-bottom:16px}
.post-meta{
 display:flex;align-items:center;gap:10px;flex-wrap:wrap;
 margin-top:auto;font-size:12.5px;color:var(--muted);
}
.post-meta .pill{
 padding:3px 10px;border-radius:999px;
 border:1px solid var(--line);background:rgba(10,20,38,.75);color:var(--text-2);
}
.empty-note{
 padding:26px;border-radius:var(--radius);
 border:1px dashed var(--line-strong);background:rgba(10,20,38,.55);
 color:var(--muted);font-size:14px;text-align:center;
}

/* CTA */
.cta-band{
 position:relative;overflow:hidden;
 padding:44px 40px;border-radius:20px;
 border:1px solid var(--line-strong);
 background:
 linear-gradient(120deg, rgba(12,26,50,.96), rgba(18,34,66,.82)),
 url('/assets/images/6db014730493f7d8.webp') center/cover no-repeat;
 box-shadow:0 40px 80px -46px rgba(0,0,0,.95);
}
.cta-band h2{font-size:26px;line-height:1.36;margin-bottom:12px;max-width:640px}
.cta-band p{font-size:15px;color:var(--text-2);max-width:660px;margin-bottom:24px}
.cta-actions{display:flex;flex-wrap:wrap;gap:13px}

/* ===== 页脚 ===== */
.site-footer{
 border-top:1px solid var(--line);
 background:linear-gradient(180deg, rgba(4,9,20,.6), rgba(2,5,12,.96));
 padding:52px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:36px;padding-bottom:32px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-brand strong{font-size:16px}
.footer-about{font-size:13.5px;color:var(--muted);line-height:1.8;max-width:420px}
.footer-col h4{font-size:14px;margin-bottom:14px;color:var(--text)}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:13.5px;color:var(--muted);transition:color .2s ease,padding-left .2s ease}
.footer-col a:hover{color:var(--accent);padding-left:4px}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
 padding-top:20px;border-top:1px solid var(--line);
 font-size:12.5px;color:var(--muted);
}

@media (max-width:1024px){
 .stat-grid{grid-template-columns:repeat(2,1fr)}
 .card-grid{grid-template-columns:repeat(2,1fr)}
 .post-grid{grid-template-columns:repeat(2,1fr)}
 .split{grid-template-columns:1fr;gap:30px}
 .page-hero h1{font-size:32px}
 .section-head h2,.split-body h2{font-size:23px}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
 .nav-status{display:none}
 .nav-cta{margin-left:auto}
 .page-hero{padding:40px 0 34px}
 .page-hero h1{font-size:27px}
 .section{padding:46px 0}
 .scene-grid,.compare{grid-template-columns:1fr}
 .cta-band{padding:30px 22px}
 .cta-band h2{font-size:21px}
 .footer-grid{grid-template-columns:1fr;gap:26px}
}
@media (max-width:520px){
 .container{width:calc(100% - 28px)}
 .nav-bar{height:58px;gap:10px}
 .brand-text small{display:none}
 .brand-text strong{font-size:14px}
 .brand-mark{width:32px;height:32px;flex:0 0 32px;font-size:15px}
 .chip{height:34px;font-size:13px;padding:0 13px}
 .card-grid,.post-grid,.stat-grid{grid-template-columns:1fr}
 .page-hero h1{font-size:23px}
 .hero-lead{font-size:14.5px}
 .btn{height:44px;padding:0 18px;font-size:14px}
 .scene-card{grid-template-columns:1fr}
 .scene-card img{width:100%;height:auto;aspect-ratio:16/9}
 .step{grid-template-columns:1fr;gap:12px}
 .subscribe{padding:14px}
}