/* roulang page: index */
:root{
  --bg: #07111f;
  --bg-soft: #0b172a;
  --bg-card: rgba(12, 19, 35, 0.82);
  --surface: #101c31;
  --surface-2: #16253f;
  --text: #e5eefc;
  --muted: #9db0cf;
  --line: rgba(148, 163, 184, 0.18);
  --primary: #ff5b7c;
  --primary-2: #ff8aa1;
  --accent: #6ee7ff;
  --accent-2: #7c9cff;
  --ok: #35d39d;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.28);
  --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.18);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --container: 1180px;
  --gap: 24px;
  --gap-lg: 32px;
  --ease: 180ms ease;
}
*,
*::before,
*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 91, 124, 0.16), transparent 30%),
    radial-gradient(circle at top right, rgba(110, 231, 255, 0.12), transparent 25%),
    linear-gradient(180deg, #09111d 0%, #07111f 55%, #06101b 100%);
  line-height:1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
a{color:inherit;text-decoration:none;transition:color var(--ease), transform var(--ease), background var(--ease), border-color var(--ease), box-shadow var(--ease);}
img{display:block;max-width:100%;}
button,input,textarea,select{font:inherit;}
button{border:0;background:none;color:inherit;cursor:pointer;}
:focus-visible{outline:3px solid rgba(110,231,255,.7);outline-offset:3px;}
.container{
  width:min(100% - 32px, var(--container));
  margin-inline:auto;
}
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter: blur(16px);
  background: rgba(5, 10, 18, 0.72);
  border-bottom:1px solid rgba(148,163,184,.14);
}
.header-inner{
  min-height:76px;
  display:flex;
  align-items:center;
  gap:18px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-weight:800;
  letter-spacing:.02em;
  white-space:nowrap;
}
.brand-mark{
  width:40px;
  height:40px;
  border-radius:14px;
  display:grid;
  place-items:center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color:#08101c;
  font-weight:900;
  box-shadow: 0 10px 22px rgba(255, 91, 124, .25);
}
.brand-text{
  font-size:1.06rem;
}
.site-nav{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  padding:11px 14px;
  color:var(--muted);
  border-radius:999px;
  border:1px solid transparent;
}
.nav-link:hover,
.nav-link.active{
  color:var(--text);
  background: rgba(255,255,255,.05);
  border-color: rgba(148,163,184,.16);
}
.header-cta{
  margin-left:10px;
  padding:11px 18px;
  border-radius:999px;
  background: linear-gradient(135deg, var(--primary), #ff7b94);
  color:#fff;
  font-weight:700;
  box-shadow: 0 12px 24px rgba(255, 91, 124, .22);
}
.header-cta:hover{transform:translateY(-1px);box-shadow:0 16px 28px rgba(255,91,124,.26);}
.menu-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:14px;
  border:1px solid rgba(148,163,184,.18);
  background: rgba(255,255,255,.04);
  margin-left:auto;
  position:relative;
}
.menu-toggle::before,
.menu-toggle::after,
.menu-toggle span{
  content:"";
  position:absolute;
  left:11px;
  right:11px;
  height:2px;
  border-radius:99px;
  background: var(--text);
  transition: transform var(--ease), top var(--ease), opacity var(--ease);
}
.menu-toggle::before{top:14px;}
.menu-toggle span{top:21px;}
.menu-toggle::after{top:28px;}
.hero{
  position:relative;
  overflow:hidden;
  padding:38px 0 24px;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg, rgba(7, 17, 31, 0.18), rgba(7, 17, 31, 0.78)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.98;
  z-index:-2;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(180deg, rgba(6, 10, 18, .34), rgba(6, 10, 18, .72));
  z-index:-1;
}
.hero-inner{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:28px;
  align-items:stretch;
  min-height: 610px;
  padding: 36px 0 8px;
}
.hero-copy,
.hero-panel{
  border:1px solid rgba(255,255,255,.08);
  background: rgba(9, 16, 28, .48);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
  border-radius: var(--radius-xl);
}
.hero-copy{
  padding:36px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.eyebrow{
  display:inline-flex;
  width:fit-content;
  align-items:center;
  gap:8px;
  padding:7px 12px;
  border-radius:999px;
  background: rgba(110,231,255,.12);
  color: #b8efff;
  border: 1px solid rgba(110,231,255,.16);
  font-size:.92rem;
  font-weight:700;
}
.hero h1{
  margin:18px 0 14px;
  font-size: clamp(2.5rem, 5vw, 4.7rem);
  line-height:1.05;
  letter-spacing:-.04em;
}
.hero p{
  margin:0;
  max-width: 60ch;
  color:#d2def3;
  font-size:1.06rem;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:28px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:48px;
  padding:0 20px;
  border-radius:999px;
  font-weight:700;
  border:1px solid transparent;
}
.btn-primary{
  background: linear-gradient(135deg, var(--primary), #ff7f98);
  color:#fff;
  box-shadow: 0 14px 28px rgba(255, 91, 124, .22);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 18px 32px rgba(255, 91, 124, .28);}
.btn-secondary{
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.12);
  color: var(--text);
}
.btn-secondary:hover{
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.2);
}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:24px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 13px;
  border-radius:999px;
  background: rgba(255,255,255,.06);
  color: var(--text);
  border: 1px solid rgba(255,255,255,.1);
  font-size:.95rem;
}
.hero-panel{
  padding:18px;
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
}
.hero-feature{
  position:relative;
  overflow:hidden;
  min-height: 322px;
  border-radius: calc(var(--radius-lg) + 4px);
  background: linear-gradient(180deg, rgba(14, 22, 38, .08), rgba(8, 13, 24, .7));
  border:1px solid rgba(255,255,255,.08);
}
.hero-feature img{
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(1.02) contrast(1.02);
}
.hero-feature::after{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(180deg, rgba(4, 8, 15, .04) 25%, rgba(4, 8, 15, .8) 100%);
}
.hero-feature-caption{
  position:absolute;
  left:18px;
  right:18px;
  bottom:16px;
  z-index:1;
}
.hero-feature-caption strong{
  display:block;
  font-size:1.2rem;
  margin-bottom:4px;
}
.hero-feature-caption span{
  color:#d7e3fb;
  font-size:.96rem;
}
.panel-stack{
  display:grid;
  gap:12px;
  grid-template-columns: repeat(3, 1fr);
}
.panel-card{
  padding:16px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
}
.panel-card strong{
  display:block;
  margin-bottom:6px;
}
.panel-card p{
  margin:0;
  color:var(--muted);
  font-size:.95rem;
}
.section{
  padding: 26px 0;
}
.section-alt{
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.015));
  border-top:1px solid rgba(148,163,184,.08);
  border-bottom:1px solid rgba(148,163,184,.08);
}
.section-head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:18px;
  margin-bottom:20px;
}
.section-title{
  margin:0;
  font-size: clamp(1.6rem, 2.3vw, 2.2rem);
  line-height:1.15;
}
.section-desc{
  margin:0;
  color:var(--muted);
  max-width: 58ch;
}
.promo-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:var(--gap);
}
.info-card,
.category-card,
.post-card,
.faq-card,
.cta-panel{
  background: var(--bg-card);
  border:1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}
.info-card{
  padding:22px;
}
.info-top{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:10px;
}
.info-dot{
  width:12px;
  height:12px;
  border-radius:999px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow:0 0 0 6px rgba(255,91,124,.12);
}
.info-card h3{
  margin:0;
  font-size:1.08rem;
}
.info-card p{
  margin:10px 0 0;
  color:var(--muted);
}
.info-list{
  margin:14px 0 0;
  padding:0;
  list-style:none;
  display:grid;
  gap:10px;
}
.info-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  color:#dbe6f8;
}
.info-list li::before{
  content:"";
  flex:none;
  width:8px;
  height:8px;
  margin-top:.55em;
  border-radius:50%;
  background: var(--ok);
  box-shadow:0 0 0 4px rgba(53,211,157,.12);
}
.category-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap:var(--gap);
}
.category-card{
  overflow:hidden;
  display:flex;
  flex-direction:column;
  min-height: 100%;
  transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
}
.category-card:hover{
  transform: translateY(-3px);
  border-color: rgba(110,231,255,.24);
  box-shadow: 0 18px 36px rgba(0,0,0,.24);
}
.category-media{
  position:relative;
  aspect-ratio: 16 / 10;
  overflow:hidden;
}
.category-media img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.category-media::after{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(180deg, rgba(0,0,0,.06), rgba(0,0,0,.45));
}
.category-body{
  padding:18px;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.category-body h3{
  margin:0;
  font-size:1.08rem;
}
.category-body p{
  margin:0;
  color:var(--muted);
  min-height: 3.4em;
}
.category-footer{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.link-arrow{
  color:#bcefff;
  font-weight:700;
}
.link-arrow::after{
  content:"→";
  margin-left:6px;
  transition: transform var(--ease);
}
.category-card:hover .link-arrow::after{transform:translateX(3px);}
.bullet-badges{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.badge{
  display:inline-flex;
  align-items:center;
  padding:6px 10px;
  border-radius:999px;
  font-size.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 11px;
  border-radius:999px;
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  color:#e8f0ff;
  font-size:.88rem;
  font-weight:700;
}
.badge-accent{
  background: rgba(255,91,124,.14);
  border-color: rgba(255,91,124,.22);
  color:#ffd7df;
}
.stats-row{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:var(--gap);
}
.stat-card{
  padding:22px;
  border-radius:var(--radius-lg);
  background: var(--bg-card);
  border:1px solid var(--line);
}
.stat-card strong{
  display:block;
  font-size:1.8rem;
  line-height:1;
  letter-spacing:-.03em;
  margin-bottom:8px;
}
.stat-card span{
  color:var(--muted);
}
.post-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:var(--gap);
}
.post-card{
  overflow:hidden;
  transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
}
.post-card:hover{
  transform: translateY(-3px);
  border-color: rgba(255, 138, 161, .26);
  box-shadow: 0 20px 40px rgba(0,0,0,.26);
}
.post-thumb{
  position:relative;
  aspect-ratio: 16 / 10;
  overflow:hidden;
}
.post-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition: transform 260ms ease;
}
.post-card:hover .post-thumb img{
  transform: scale(1.03);
}
.post-thumb::after{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(180deg, rgba(0,0,0,.05), rgba(0,0,0,.35));
}
.post-body{
  padding:18px;
}
.post-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  color:var(--muted);
  font-size:.92rem;
  margin-bottom:10px;
}
.post-body h3{
  margin:0 0 10px;
  font-size:1.08rem;
  line-height:1.35;
}
.post-body p{
  margin:0 0 14px;
  color:var(--muted);
}
.readmore{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:#cbefff;
  font-weight:700;
}
.readmore::after{
  content:"→";
  transition: transform var(--ease);
}
.post-card:hover .readmore::after{
  transform: translateX(3px);
}
.split-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:var(--gap);
  align-items:stretch;
}
.figure-card{
  overflow:hidden;
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background: var(--bg-card);
  box-shadow: var(--shadow-soft);
}
.figure-card img{
  width:100%;
  height:100%;
  object-fit:cover;
  aspect-ratio: 16 / 12;
}
.figure-body{
  padding:22px;
}
.figure-body h3{
  margin:0 0 12px;
  font-size:1.18rem;
}
.figure-body p{
  margin:0 0 14px;
  color:var(--muted);
}
.check-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:10px;
}
.check-list li{
  position:relative;
  padding-left:24px;
  color:#dce7fb;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.62em;
  width:10px;
  height:10px;
  border-radius:50%;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  box-shadow:0 0 0 5px rgba(110,231,255,.12);
}
.faq-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap:var(--gap);
}
.faq-card{
  padding:22px;
}
.faq-card h3{
  margin:0 0 10px;
  font-size:1.06rem;
}
.faq-card p{
  margin:0;
  color:var(--muted);
}
.cta-panel{
  position:relative;
  overflow:hidden;
  padding:28px;
  background:
    linear-gradient(135deg, rgba(255,91,124,.16), rgba(124,156,255,.10)),
    var(--bg-card);
}
.cta-panel::after{
  content:"";
  position:absolute;
  inset:auto -12% -28% auto;
  width:320px;
  height:320px;
  border-radius:50%;
  background: radial-gradient(circle, rgba(110,231,255,.2), rgba(110,231,255,0) 65%);
  pointer-events:none;
}
.cta-layout{
  position:relative;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.cta-text{
  max-width:62ch;
}
.cta-text h2{
  margin:0 0 12px;
  font-size: clamp(1.5rem, 2.2vw, 2.1rem);
}
.cta-text p{
  margin:0;
  color:#d7e4fb;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.site-footer{
  padding:28px 0 36px;
  border-top:1px solid rgba(148,163,184,.12);
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr .8fr .8fr;
  gap:var(--gap);
  align-items:start;
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  margin-bottom:14px;
}
.footer-brand .brand-mark{
  width:36px;
  height:36px;
}
.footer-note{
  color:var(--muted);
  margin:0;
  max-width:50ch;
}
.footer-links{
  display:grid;
  gap:10px;
}
.footer-links a{
  color:var(--muted);
}
.footer-links a:hover{
  color:var(--text);
}
.footer-title{
  margin:0 0 14px;
  font-size:1rem;
}
.footer-bottom{
  margin-top:24px;
  padding-top:18px;
  border-top:1px solid rgba(148,163,184,.12);
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  color:var(--muted);
  font-size:.94rem;
}
.mobile-nav-wrap{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:auto;
}
.nav-panel{
  display:flex;
  align-items:center;
  gap:8px;
}
.hero-kicker{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  margin-bottom:6px;
}
.underline-link{
  color:#b9ebff;
  font-weight:700;
}
.underline-link:hover{
  color:#fff;
}
.rule{
  width:100%;
  height:1px;
  background:linear-gradient(90deg, transparent, rgba(148,163,184,.25), transparent);
  margin:24px 0;
}
@media (max-width: 1080px){
  .hero-inner{grid-template-columns:1fr;}
  .promo-grid,
  .category-grid,
  .post-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .stats-row,
  .split-grid,
  .footer-grid{
    grid-template-columns:1fr;
  }
}
@media (max-width: 768px){
  .menu-toggle{display:block;}
  .site-nav{
    position:absolute;
    top:76px;
    left:16px;
    right:16px;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:14px;
    border-radius:18px;
    background: rgba(7, 13, 24, .96);
    border:1px solid rgba(148,163,184,.18);
    box-shadow: var(--shadow);
  }
  .site-nav.is-open{display:flex;}
  .nav-link,
  .header-cta{
    width:100%;
    justify-content:center;
  }
  .header-inner{position:relative;}
  .hero{padding-top:18px;}
  .hero-copy,
  .hero-panel,
  .info-card,
  .figure-body,
  .faq-card,
  .cta-panel,
  .post-body,
  .category-body{
    padding:18px;
  }
  .hero h1{font-size:2.45rem;}
  .hero-inner{min-height:auto;}
  .panel-stack,
  .promo-grid,
  .category-grid,
  .post-grid,
  .faq-grid{
    grid-template-columns:1fr;
  }
  .section-head{
    flex-direction:column;
    align-items:flex-start;
  }
}
@media (max-width: 520px){
  .container{width:min(100% - 22px, var(--container));}
  .hero-copy{padding:22px;}
  .hero-actions,
  .cta-actions{
    width:100%;
  }
  .btn{
    width:100%;
  }
  .header-inner{
    min-height:72px;
  }
  .brand-text{
    font-size:.98rem;
  }
  .hero h1{
    font-size:2.1rem;
  }
  .hero p,
  .section-desc,
  .footer-note{
    font-size:.98rem;
  }
}

/* roulang page: category4 */
:root {
      --bg: #101114;
      --bg-soft: #17191f;
      --panel: #ffffff;
      --panel-soft: #f6f3ee;
      --text: #1d1f24;
      --muted: #626772;
      --light: #f8f6f1;
      --primary: #d84f32;
      --primary-dark: #a93524;
      --accent: #18a58a;
      --gold: #f1b84b;
      --line: rgba(29, 31, 36, .12);
      --line-light: rgba(255, 255, 255, .16);
      --shadow: 0 18px 55px rgba(13, 15, 20, .16);
      --shadow-soft: 0 12px 32px rgba(13, 15, 20, .1);
      --radius: 22px;
      --radius-sm: 14px;
      --container: 1180px;
      --font: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", Arial, sans-serif;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      min-height: 100vh;
      font-family: var(--font);
      color: var(--text);
      line-height: 1.7;
      background: var(--light);
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .2s ease, background .2s ease, transform .2s ease, border-color .2s ease;
    }

    img {
      display: block;
      width: 100%;
      height: auto;
    }

    button,
    input {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

    :focus-visible {
      outline: 3px solid rgba(24, 165, 138, .36);
      outline-offset: 3px;
    }

    .container {
      width: min(100% - 40px, var(--container));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(16, 17, 20, .9);
      border-bottom: 1px solid var(--line-light);
      backdrop-filter: blur(18px);
    }

    .header-inner {
      height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .site-brand,
    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      font-weight: 800;
      color: #fff;
      white-space: nowrap;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      display: inline-grid;
      place-items: center;
      border-radius: 12px;
      color: #1b130f;
      background: linear-gradient(135deg, var(--gold), #fff0b9);
      box-shadow: 0 10px 24px rgba(241, 184, 75, .28);
    }

    .brand-text {
      font-size: 18px;
      letter-spacing: 0;
    }

    .site-nav {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .nav-link {
      position: relative;
      padding: 10px 14px;
      border-radius: 999px;
      color: rgba(255, 255, 255, .78);
      font-size: 15px;
      font-weight: 700;
    }

    .nav-link:hover,
    .nav-link.active {
      color: #fff;
      background: rgba(255, 255, 255, .12);
    }

    .nav-link.active::after {
      content: "";
      position: absolute;
      left: 16px;
      right: 16px;
      bottom: 5px;
      height: 2px;
      border-radius: 999px;
      background: var(--gold);
    }

    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border-radius: 12px;
      color: #fff;
      background: rgba(255, 255, 255, .1);
      border: 1px solid var(--line-light);
    }

    .menu-toggle span {
      display: block;
      width: 18px;
      height: 2px;
      margin: 4px auto;
      border-radius: 99px;
      background: currentColor;
    }

    .hero {
      position: relative;
      min-height: 620px;
      display: flex;
      align-items: center;
      color: #fff;
      background-image:
        linear-gradient(90deg, rgba(13, 14, 18, .88) 0%, rgba(13, 14, 18, .68) 45%, rgba(13, 14, 18, .28) 100%),
        url("/assets/images/backpic/back-3.webp");
      background-size: cover;
      background-position: center;
      overflow: hidden;
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: auto 0 0;
      height: 130px;
      background: linear-gradient(180deg, rgba(248, 246, 241, 0), var(--light));
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      z-index: 2;
      width: min(100% - 40px, var(--container));
      margin: 0 auto;
      padding: 76px 0 108px;
    }

    .hero-content {
      max-width: 760px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border-radius: 999px;
      color: #fff7dd;
      background: rgba(216, 79, 50, .24);
      border: 1px solid rgba(255, 255, 255, .18);
      font-size: 14px;
      font-weight: 800;
      margin-bottom: 22px;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--gold);
      box-shadow: 0 0 0 5px rgba(241, 184, 75, .16);
    }

    .hero h1 {
      font-size: clamp(40px, 6vw, 76px);
      line-height: 1.05;
      letter-spacing: 0;
      margin-bottom: 24px;
      max-width: 900px;
    }

    .hero p {
      max-width: 720px;
      color: rgba(255, 255, 255, .84);
      font-size: 18px;
      margin-bottom: 34px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      align-items: center;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 48px;
      padding: 12px 20px;
      border-radius: 999px;
      font-weight: 800;
      border: 1px solid transparent;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
    }

    .btn-primary {
      color: #fff;
      background: var(--primary);
      box-shadow: 0 12px 28px rgba(216, 79, 50, .34);
    }

    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 16px 34px rgba(216, 79, 50, .4);
    }

    .btn-light {
      color: #fff;
      background: rgba(255, 255, 255, .12);
      border-color: rgba(255, 255, 255, .22);
    }

    .btn-light:hover {
      background: rgba(255, 255, 255, .18);
      transform: translateY(-2px);
    }

    .hero-panel {
      position: absolute;
      right: max(24px, calc((100vw - var(--container)) / 2));
      bottom: 64px;
      z-index: 3;
      width: min(420px, 38vw);
      padding: 22px;
      border-radius: var(--radius);
      background: rgba(255, 255, 255, .92);
      color: var(--text);
      box-shadow: var(--shadow);
      border: 1px solid rgba(255, 255, 255, .6);
      backdrop-filter: blur(16px);
    }

    .hero-rank {
      display: grid;
      gap: 13px;
    }

    .rank-row {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 12px;
      border-radius: 16px;
      background: #fff;
      border: 1px solid var(--line);
    }

    .rank-num {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      border-radius: 11px;
      color: #fff;
      background: var(--primary);
      font-weight: 900;
    }

    .rank-row strong {
      display: block;
      line-height: 1.3;
    }

    .rank-row span {
      display: block;
      color: var(--muted);
      font-size: 13px;
      margin-top: 2px;
    }

    main {
      position: relative;
      z-index: 4;
    }

    .section {
      padding: 88px 0;
    }

    .section.alt {
      background: #fff;
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 36px;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      color: var(--primary);
      font-size: 14px;
      font-weight: 900;
      margin-bottom: 10px;
    }

    .section-title {
      font-size: clamp(30px, 4vw, 46px);
      line-height: 1.18;
      letter-spacing: 0;
      margin-bottom: 14px;
    }

    .section-desc {
      color: var(--muted);
      font-size: 17px;
      max-width: 780px;
    }

    .grid {
      display: grid;
      gap: 22px;
    }

    .grid-3 {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .grid-2 {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .card {
      border-radius: var(--radius);
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }

    .card:hover {
      transform: translateY(-5px);
      border-color: rgba(216, 79, 50, .28);
      box-shadow: var(--shadow);
    }

    .feature-card {
      padding: 28px;
      min-height: 245px;
    }

    .feature-icon {
      width: 48px;
      height: 48px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      color: #fff;
      background: var(--text);
      margin-bottom: 18px;
      font-weight: 900;
    }

    .feature-card:nth-child(2) .feature-icon {
      background: var(--accent);
    }

    .feature-card:nth-child(3) .feature-icon {
      background: var(--primary);
    }

    .feature-card h3,
    .media-card h3,
    .step h3,
    .faq-item h3 {
      font-size: 21px;
      line-height: 1.35;
      margin-bottom: 10px;
    }

    .feature-card p,
    .media-card p,
    .step p,
    .faq-item p {
      color: var(--muted);
    }

    .media-card img {
      aspect-ratio: 16 / 10;
      object-fit: cover;
    }

    .media-body {
      padding: 22px;
    }

    .badge-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 14px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      height: 28px;
      padding: 0 10px;
      border-radius: 999px;
      color: var(--primary-dark);
      background: rgba(216, 79, 50, .1);
      font-size: 13px;
      font-weight: 800;
    }

    .split {
      display: grid;
      grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
      gap: 42px;
      align-items: center;
    }

    .image-frame {
      position: relative;
      border-radius: 28px;
      overflow: hidden;
      box-shadow: var(--shadow);
      background: var(--bg-soft);
    }

    .image-frame img {
      aspect-ratio: 4 / 3;
      object-fit: cover;
    }

    .image-caption {
      position: absolute;
      left: 20px;
      right: 20px;
      bottom: 20px;
      padding: 16px;
      border-radius: 18px;
      color: #fff;
      background: rgba(16, 17, 20, .72);
      border: 1px solid rgba(255, 255, 255, .18);
      backdrop-filter: blur(12px);
    }

    .image-caption strong {
      display: block;
      margin-bottom: 3px;
      font-size: 18px;
    }

    .image-caption span {
      color: rgba(255, 255, 255, .78);
      font-size: 14px;
    }

    .check-list {
      display: grid;
      gap: 14px;
      margin-top: 24px;
    }

    .check-item {
      display: flex;
      gap: 12px;
      padding: 16px;
      border-radius: 16px;
      background: #fff;
      border: 1px solid var(--line);
    }

    .check-item::before {
      content: "✓";
      flex: 0 0 26px;
      width: 26px;
      height: 26px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: #fff;
      background: var(--accent);
      font-weight: 900;
      line-height: 1;
      margin-top: 2px;
    }

    .check-item strong {
      display: block;
      margin-bottom: 3px;
    }

    .check-item span {
      color: var(--muted);
      font-size: 15px;
    }

    .ranking-band {
      color: #fff;
      background: var(--bg);
    }

    .ranking-band .section-desc,
    .ranking-band .section-kicker {
      color: rgba(255, 255, 255, .74);
    }

    .ranking-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.1fr) minmax(320px, .9fr);
      gap: 28px;
      align-items: stretch;
    }

    .ranking-list {
      display: grid;
      gap: 14px;
    }

    .ranking-item {
      display: grid;
      grid-template-columns: 64px 1fr auto;
      gap: 16px;
      align-items: center;
      padding: 18px;
      border-radius: 20px;
      background: rgba(255, 255, 255, .08);
      border: 1px solid rgba(255, 255, 255, .12);
    }

    .ranking-item b {
      width: 46px;
      height: 46px;
      display: grid;
      place-items: center;
      border-radius: 14px;
      background: rgba(241, 184, 75, .18);
      color: var(--gold);
      font-size: 20px;
    }

    .ranking-item strong {
      display: block;
      font-size: 18px;
      line-height: 1.35;
      margin-bottom: 3px;
    }

    .ranking-item span {
      color: rgba(255, 255, 255, .68);
      font-size: 14px;
    }

    .score {
      color: #fff;
      font-weight: 900;
      background: rgba(216, 79, 50, .9);
      border-radius: 999px;
      padding: 8px 12px;
      white-space: nowrap;
    }

    .ranking-side {
      padding: 26px;
      border-radius: 26px;
      background: linear-gradient(180deg, rgba(255, 255, 255, .13), rgba(255, 255, 255, .06));
      border: 1px solid rgba(255, 255, 255, .14);
    }

    .stat-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
      margin-top: 24px;
    }

    .stat {
      padding: 18px;
      border-radius: 18px;
      background: rgba(255, 255, 255, .09);
      border: 1px solid rgba(255, 255, 255, .12);
    }

    .stat strong {
      display: block;
      font-size: 30px;
      line-height: 1;
      color: var(--gold);
      margin-bottom: 8px;
    }

    .stat span {
      color: rgba(255, 255, 255, .7);
      font-size: 14px;
    }

    .steps {
      counter-reset: step;
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 18px;
    }

    .step {
      position: relative;
      padding: 28px 22px;
      border-radius: var(--radius);
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
    }

    .step::before {
      counter-increment: step;
      content: counter(step);
      display: grid;
      place-items: center;
      width: 38px;
      height: 38px;
      margin-bottom: 18px;
      border-radius: 13px;
      color: #fff;
      background: var(--primary);
      font-weight: 900;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: .78fr 1.22fr;
      gap: 34px;
      align-items: start;
    }

    .faq-list {
      display: grid;
      gap: 14px;
    }

    .faq-item {
      padding: 22px;
      border-radius: 18px;
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: 0 10px 24px rgba(13, 15, 20, .06);
    }

    .cta {
      padding: 70px 0;
      color: #fff;
      background:
        linear-gradient(90deg, rgba(16, 17, 20, .92), rgba(16, 17, 20, .7)),
        url("/assets/images/backpic/back-2.webp");
      background-size: cover;
      background-position: center;
    }

    .cta-box {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
    }

    .cta h2 {
      font-size: clamp(30px, 4vw, 48px);
      line-height: 1.16;
      margin-bottom: 12px;
    }

    .cta p {
      max-width: 720px;
      color: rgba(255, 255, 255, .78);
    }

    .site-footer {
      padding: 58px 0 26px;
      color: rgba(255, 255, 255, .78);
      background: #0f1013;
      border-top: 1px solid var(--line-light);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr .8fr;
      gap: 36px;
      align-items: start;
    }

    .footer-note {
      max-width: 430px;
      margin-top: 14px;
      color: rgba(255, 255, 255, .62);
    }

    .footer-title {
      color: #fff;
      font-size: 17px;
      margin-bottom: 14px;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: rgba(255, 255, 255, .66);
    }

    .footer-links a:hover {
      color: var(--gold);
      transform: translateX(3px);
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      margin-top: 42px;
      padding-top: 22px;
      border-top: 1px solid var(--line-light);
      color: rgba(255, 255, 255, .5);
      font-size: 14px;
    }

    @media (max-width: 1024px) {
      .hero-panel {
        position: relative;
        right: auto;
        bottom: auto;
        width: 100%;
        max-width: 620px;
        margin-top: 34px;
      }

      .hero-inner {
        padding-bottom: 80px;
      }

      .grid-3,
      .steps {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .split,
      .ranking-layout,
      .faq-wrap {
        grid-template-columns: 1fr;
      }

      .ranking-side {
        order: -1;
      }
    }

    @media (max-width: 768px) {
      .container,
      .hero-inner {
        width: min(100% - 28px, var(--container));
      }

      .header-inner {
        height: 68px;
      }

      .menu-toggle {
        display: inline-block;
      }

      .site-nav {
        position: absolute;
        left: 14px;
        right: 14px;
        top: 76px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 12px;
        border-radius: 18px;
        background: rgba(16, 17, 20, .98);
        border: 1px solid var(--line-light);
        box-shadow: var(--shadow);
      }

      .site-nav.open {
        display: flex;
      }

      .nav-link {
        padding: 12px 14px;
      }

      .nav-link.active::after {
        display: none;
      }

      .hero {
        min-height: auto;
      }

      .hero p {
        font-size: 16px;
      }

      .hero-actions,
      .cta-box,
      .footer-bottom {
        flex-direction: column;
        align-items: stretch;
      }

      .btn {
        width: 100%;
      }

      .section {
        padding: 62px 0;
      }

      .grid-2,
      .grid-3,
      .steps,
      .footer-grid,
      .stat-grid {
        grid-template-columns: 1fr;
      }

      .ranking-item {
        grid-template-columns: 52px 1fr;
      }

      .score {
        grid-column: 2;
        justify-self: start;
      }
    }

    @media (max-width: 520px) {
      .brand-text {
        font-size: 16px;
      }

      .brand-mark {
        width: 34px;
        height: 34px;
        border-radius: 10px;
      }

      .hero h1 {
        font-size: 38px;
      }

      .hero-inner {
        padding-top: 58px;
      }

      .hero-panel,
      .feature-card,
      .ranking-side,
      .step,
      .faq-item {
        border-radius: 18px;
      }

      .rank-row {
        align-items: flex-start;
      }

      .section-title {
        font-size: 30px;
      }

      .image-caption {
        position: static;
        border-radius: 0;
      }
    }

/* roulang page: category3 */
:root{
      --bg:#0b1020;
      --bg-soft:#11182d;
      --panel:#151e35;
      --panel-2:#0f172a;
      --card:#ffffff;
      --text:#f7f9ff;
      --text-dark:#172033;
      --muted:#9aa7bd;
      --muted-dark:#64748b;
      --primary:#ff4d7d;
      --primary-2:#ff7a45;
      --accent:#6ee7f9;
      --gold:#ffd166;
      --line:rgba(255,255,255,.12);
      --line-dark:#e6ebf3;
      --shadow:0 24px 70px rgba(0,0,0,.28);
      --shadow-soft:0 16px 42px rgba(15,23,42,.12);
      --radius:22px;
      --radius-sm:14px;
      --container:1180px;
      --ease:all .25s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      line-height:1.7;
      color:var(--text-dark);
      background:#f5f7fb;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .skip-link{
      position:absolute;left:-999px;top:12px;z-index:99;
      background:#fff;color:#111827;padding:10px 14px;border-radius:10px;
    }
    .skip-link:focus{left:12px;outline:3px solid var(--accent)}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(11,16,32,.82);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--line);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      color:#fff;
      font-weight:900;
      letter-spacing:.02em;
      white-space:nowrap;
    }
    .brand-mark{
      width:42px;height:42px;border-radius:14px;
      display:inline-flex;align-items:center;justify-content:center;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      color:#fff;
      box-shadow:0 12px 32px rgba(255,77,125,.32);
      font-weight:900;
    }
    .brand-text{font-size:18px}
    .site-nav{
      display:flex;
      align-items:center;
      gap:6px;
      padding:6px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,255,255,.06);
    }
    .nav-link{
      color:rgba(255,255,255,.78);
      padding:10px 16px;
      border-radius:999px;
      font-size:14px;
      font-weight:700;
      transition:var(--ease);
    }
    .nav-link:hover{
      color:#fff;
      background:rgba(255,255,255,.10);
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:#0b1020;
      background:#fff;
      box-shadow:0 10px 28px rgba(255,255,255,.16);
    }
    .menu-toggle{
      display:none;
      width:44px;height:44px;border:1px solid var(--line);
      border-radius:14px;background:rgba(255,255,255,.08);
      color:#fff;cursor:pointer;transition:var(--ease);
    }
    .menu-toggle:hover,.menu-toggle:focus{background:rgba(255,255,255,.16);outline:none}
    .hero{
      position:relative;
      color:#fff;
      background:
        linear-gradient(110deg,rgba(8,13,28,.92),rgba(13,18,38,.74),rgba(255,77,125,.28)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      overflow:hidden;
    }
    .hero:after{
      content:"";
      position:absolute;inset:auto -10% -35% -10%;
      height:260px;
      background:radial-gradient(circle,rgba(110,231,249,.28),transparent 62%);
      pointer-events:none;
    }
    .hero-inner{
      position:relative;z-index:1;
      padding:86px 0 68px;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:44px;
      align-items:center;
    }
    .crumb{
      display:flex;flex-wrap:wrap;gap:8px;align-items:center;
      color:rgba(255,255,255,.74);
      font-size:14px;margin-bottom:22px;
    }
    .crumb a{transition:var(--ease)}
    .crumb a:hover{color:#fff}
    .badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
    .badge{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.14);
      color:rgba(255,255,255,.9);
      font-size:13px;font-weight:800;
    }
    .badge.hot{background:rgba(255,77,125,.16);border-color:rgba(255,77,125,.32)}
    .hero h1{
      font-size:clamp(34px,5vw,64px);
      line-height:1.08;
      letter-spacing:-.04em;
      margin-bottom:22px;
    }
    .hero-desc{
      max-width:680px;
      font-size:18px;
      color:rgba(255,255,255,.80);
      margin-bottom:30px;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:48px;padding:13px 20px;border-radius:999px;
      border:1px solid transparent;
      cursor:pointer;font-weight:900;
      transition:var(--ease);
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 16px 34px rgba(255,77,125,.28);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 44px rgba(255,77,125,.36)}
    .btn-secondary{
      color:#fff;
      background:rgba(255,255,255,.10);
      border-color:rgba(255,255,255,.18);
    }
    .btn-secondary:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
    .btn-light{
      color:var(--text-dark);
      background:#fff;
      border-color:#fff;
      box-shadow:0 12px 28px rgba(15,23,42,.14);
    }
    .btn-light:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(15,23,42,.2)}
    .hero-panel{
      border:1px solid rgba(255,255,255,.16);
      background:rgba(255,255,255,.10);
      backdrop-filter:blur(20px);
      border-radius:30px;
      padding:18px;
      box-shadow:var(--shadow);
    }
    .media-card{
      overflow:hidden;
      border-radius:24px;
      background:#0e1529;
      border:1px solid rgba(255,255,255,.12);
    }
    .media-card img{width:100%;height:300px;object-fit:cover;opacity:.9}
    .media-body{padding:22px}
    .media-title{font-size:20px;font-weight:900;margin-bottom:10px}
    .media-text{color:rgba(255,255,255,.72);font-size:14px}
    .quality-strip{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
      margin-top:16px;
    }
    .quality-item{
      padding:14px 10px;border-radius:16px;
      background:rgba(255,255,255,.08);
      text-align:center;
      border:1px solid rgba(255,255,255,.10);
    }
    .quality-item strong{display:block;font-size:18px;color:#fff}
    .quality-item span{font-size:12px;color:rgba(255,255,255,.68)}
    main{background:#f5f7fb}
    .section{padding:76px 0}
    .section.alt{background:#fff}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:34px;
    }
    .section-kicker{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--primary);
      font-weight:900;
      font-size:14px;
      margin-bottom:10px;
    }
    .section-title{
      font-size:clamp(26px,3.2vw,42px);
      line-height:1.18;
      letter-spacing:-.03em;
      color:#111827;
    }
    .section-desc{
      max-width:560px;
      color:var(--muted-dark);
      font-size:16px;
    }
    .grid-3{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:22px;
    }
    .feature-card{
      position:relative;
      background:#fff;
      border:1px solid var(--line-dark);
      border-radius:var(--radius);
      padding:28px;
      box-shadow:var(--shadow-soft);
      transition:var(--ease);
      overflow:hidden;
    }
    .feature-card:before{
      content:"";
      position:absolute;right:-44px;top:-44px;
      width:120px;height:120px;border-radius:50%;
      background:linear-gradient(135deg,rgba(255,77,125,.16),rgba(110,231,249,.14));
    }
    .feature-card:hover{transform:translateY(-6px);box-shadow:0 24px 55px rgba(15,23,42,.16)}
    .icon{
      width:50px;height:50px;border-radius:16px;
      display:flex;align-items:center;justify-content:center;
      background:#fff1f5;color:var(--primary);
      font-size:22px;font-weight:900;
      margin-bottom:18px;
    }
    .feature-card h3{font-size:20px;margin-bottom:10px;color:#111827}
    .feature-card p{color:var(--muted-dark)}
    .split{
      display:grid;
      grid-template-columns:.92fr 1.08fr;
      gap:34px;
      align-items:center;
    }
    .image-frame{
      position:relative;border-radius:30px;overflow:hidden;
      min-height:420px;
      box-shadow:var(--shadow-soft);
      background:#111827;
    }
    .image-frame img{width:100%;height:100%;min-height:420px;object-fit:cover}
    .image-badge{
      position:absolute;left:18px;bottom:18px;
      padding:14px 16px;border-radius:18px;
      background:rgba(255,255,255,.92);
      backdrop-filter:blur(16px);
      box-shadow:0 14px 34px rgba(15,23,42,.18);
    }
    .image-badge strong{display:block;color:#111827}
    .image-badge span{display:block;color:var(--muted-dark);font-size:13px}
    .info-stack{display:grid;gap:16px}
    .info-item{
      display:grid;grid-template-columns:auto 1fr;gap:16px;
      padding:20px;border-radius:20px;
      background:#fff;border:1px solid var(--line-dark);
      transition:var(--ease);
    }
    .info-item:hover{border-color:rgba(255,77,125,.3);transform:translateX(4px)}
    .num{
      width:38px;height:38px;border-radius:14px;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      color:#fff;font-weight:900;
      display:flex;align-items:center;justify-content:center;
      box-shadow:0 12px 26px rgba(255,77,125,.22);
    }
    .info-item h3{font-size:18px;color:#111827;margin-bottom:4px}
    .info-item p{color:var(--muted-dark);font-size:15px}
    .scenario-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:22px;
    }
    .scenario-main,.scenario-side{
      border-radius:var(--radius);
      overflow:hidden;
      background:var(--panel-2);
      color:#fff;
      box-shadow:var(--shadow-soft);
    }
    .scenario-main{
      min-height:380px;
      background:
        linear-gradient(120deg,rgba(10,15,32,.88),rgba(10,15,32,.32)),
        url('/assets/images/coverpic/cover-8.webp') center/cover no-repeat;
      padding:34px;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
    }
    .scenario-main h2{font-size:32px;line-height:1.2;margin-bottom:12px}
    .scenario-main p{color:rgba(255,255,255,.78);max-width:620px}
    .scenario-side{display:grid;gap:1px;background:#263047}
    .scenario-mini{
      padding:24px;background:#111827;
      transition:var(--ease);
    }
    .scenario-mini:hover{background:#17213a}
    .scenario-mini h3{font-size:18px;margin-bottom:8px}
    .scenario-mini p{font-size:14px;color:rgba(255,255,255,.68)}
    .steps{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
      counter-reset:step;
    }
    .step-card{
      position:relative;
      padding:24px;
      background:#fff;
      border:1px solid var(--line-dark);
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
      counter-increment:step;
      transition:var(--ease);
    }
    .step-card:hover{transform:translateY(-5px)}
    .step-card:before{
      content:"0" counter(step);
      display:inline-flex;
      align-items:center;justify-content:center;
      width:42px;height:42px;border-radius:15px;
      color:#fff;font-weight:900;margin-bottom:18px;
      background:linear-gradient(135deg,#111827,#334155);
    }
    .step-card h3{font-size:18px;margin-bottom:8px}
    .step-card p{color:var(--muted-dark);font-size:15px}
    .notice{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:18px;
      align-items:flex-start;
      padding:24px;
      border-radius:var(--radius);
      background:#fff8e6;
      border:1px solid #ffe3a3;
      color:#5c4210;
      margin-top:24px;
    }
    .notice-icon{
      width:46px;height:46px;border-radius:16px;
      display:flex;align-items:center;justify-content:center;
      background:#fff;color:#b7791f;font-weight:900;
    }
    .faq-wrap{display:grid;gap:14px}
    .faq-item{
      background:#fff;
      border:1px solid var(--line-dark);
      border-radius:20px;
      overflow:hidden;
      box-shadow:0 10px 30px rgba(15,23,42,.06);
    }
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:20px 22px;
      background:#fff;
      border:0;
      color:#111827;
      cursor:pointer;
      font-weight:900;
      text-align:left;
      transition:var(--ease);
    }
    .faq-question:hover{background:#fafbff}
    .faq-question:focus{outline:3px solid rgba(110,231,249,.45);outline-offset:-3px}
    .faq-question span:last-child{
      width:28px;height:28px;border-radius:50%;
      display:flex;align-items:center;justify-content:center;
      background:#f1f5f9;color:var(--primary);
      flex:0 0 auto;
      transition:var(--ease);
    }
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg);background:#fff1f5}
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height .28s ease;
    }
    .faq-answer p{
      padding:0 22px 22px;
      color:var(--muted-dark);
    }
    .faq-item.open .faq-answer{max-height:180px}
    .cta{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      padding:48px;
      color:#fff;
      background:
        radial-gradient(circle at 20% 20%,rgba(110,231,249,.28),transparent 28%),
        linear-gradient(135deg,#10172a,#1d2540 52%,#3a1230);
      box-shadow:var(--shadow);
    }
    .cta:after{
      content:"";
      position:absolute;right:-80px;bottom:-80px;
      width:240px;height:240px;border-radius:50%;
      background:rgba(255,77,125,.18);
    }
    .cta-inner{
      position:relative;z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:28px;
    }
    .cta h2{font-size:clamp(26px,3.2vw,42px);line-height:1.18;margin-bottom:12px}
    .cta p{color:rgba(255,255,255,.75);max-width:680px}
    .site-footer{
      background:#090e1c;
      color:#fff;
      padding:56px 0 24px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:34px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.10);
    }
    .footer-brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      margin-bottom:14px;
    }
    .footer-note{
      color:rgba(255,255,255,.66);
      max-width:420px;
      font-size:14px;
    }
    .footer-title{
      font-size:16px;
      margin-bottom:14px;
      color:#fff;
    }
    .footer-links{
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:rgba(255,255,255,.64);
      font-size:14px;
      transition:var(--ease);
    }
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:18px;
      padding-top:22px;
      color:rgba(255,255,255,.52);
      font-size:13px;
    }
    @media (max-width:1024px){
      .hero-inner,.split,.scenario-grid{grid-template-columns:1fr}
      .hero-panel{max-width:680px}
      .grid-3{grid-template-columns:repeat(2,1fr)}
      .steps{grid-template-columns:repeat(2,1fr)}
      .section-head{align-items:flex-start;flex-direction:column}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px,var(--container))}
      .header-inner{min-height:68px}
      .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
      .site-nav{
        position:absolute;
        left:14px;right:14px;top:76px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        border-radius:22px;
        padding:10px;
        background:rgba(11,16,32,.96);
        box-shadow:var(--shadow);
      }
      .site-nav.open{display:flex}
      .nav-link{text-align:center;padding:13px 16px}
      .hero-inner{padding:62px 0 46px}
      .hero-desc{font-size:16px}
      .media-card img{height:230px}
      .section{padding:58px 0}
      .grid-3,.steps{grid-template-columns:1fr}
      .quality-strip{grid-template-columns:1fr}
      .cta{padding:34px 24px;border-radius:26px}
      .cta-inner{flex-direction:column;align-items:flex-start}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{flex-direction:column}
    }
    @media (max-width:520px){
      .brand-text{font-size:16px}
      .brand-mark{width:38px;height:38px}
      .hero-actions .btn{width:100%}
      .hero h1{font-size:34px}
      .scenario-main{padding:24px;min-height:320px}
      .scenario-main h2{font-size:26px}
      .notice{grid-template-columns:1fr}
      .image-frame,.image-frame img{min-height:300px}
    }

/* roulang page: category2 */
:root{
      --bg:#08111d;
      --bg-2:#0d1728;
      --bg-soft:#111d31;
      --surface:#101b2d;
      --surface-2:#16243a;
      --card:#0f1a2b;
      --card-2:#142238;
      --line:rgba(164,188,255,.15);
      --line-strong:rgba(164,188,255,.24);
      --text:#eef3ff;
      --muted:#9fb0cc;
      --muted-2:#7f91af;
      --primary:#ff6b5c;
      --primary-2:#ff9960;
      --accent:#4dd0ff;
      --accent-2:#7ee8c3;
      --ok:#58d39a;
      --shadow:0 20px 60px rgba(0,0,0,.32);
      --shadow-soft:0 10px 30px rgba(0,0,0,.18);
      --radius:22px;
      --radius-sm:16px;
      --radius-lg:28px;
      --container:1180px;
      --gap:24px;
      --gap-sm:14px;
      --gap-lg:34px;
      --focus:0 0 0 4px rgba(77,208,255,.18);
      --trans:.28s cubic-bezier(.2,.8,.2,1);
    }
    *,
    *::before,
    *::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      color:var(--text);
      line-height:1.7;
      background:
        radial-gradient(1200px 800px at 12% 0%, rgba(255,107,92,.18), transparent 50%),
        radial-gradient(900px 700px at 88% 12%, rgba(77,208,255,.16), transparent 42%),
        linear-gradient(180deg, #09111e 0%, #0d1627 38%, #0a1220 100%);
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    img{max-width:100%;display:block}
    a{
      color:inherit;
      text-decoration:none;
      transition:color var(--trans),background var(--trans),border-color var(--trans),transform var(--trans),box-shadow var(--trans),opacity var(--trans);
    }
    a:hover{color:#fff}
    button,input,textarea,select{
      font:inherit;
      color:inherit;
    }
    button{
      border:0;
      background:none;
      cursor:pointer;
    }
    :focus-visible{
      outline:none;
      box-shadow:var(--focus);
    }
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      backdrop-filter:saturate(180%) blur(18px);
      background:rgba(7,12,22,.72);
      border-bottom:1px solid rgba(164,188,255,.1);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      gap:18px;
      position:relative;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      flex:0 0 auto;
      min-width:0;
    }
    .brand:hover{transform:translateY(-1px)}
    .brand-mark{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:14px;
      font-weight:800;
      color:#fff;
      background:
        linear-gradient(135deg, rgba(255,107,92,1) 0%, rgba(255,153,96,1) 100%);
      box-shadow:0 12px 28px rgba(255,107,92,.25);
      letter-spacing:.08em;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      gap:2px;
      min-width:0;
    }
    .brand-text strong{
      font-size:1.03rem;
      line-height:1.15;
      letter-spacing:.02em;
      white-space:nowrap;
    }
    .brand-text small{
      color:var(--muted);
      font-size:.76rem;
      letter-spacing:.08em;
      white-space:nowrap;
    }
    .nav-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:11px 14px;
      border-radius:14px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(164,188,255,.14);
      color:var(--text);
      transition:transform var(--trans),background var(--trans),border-color var(--trans),box-shadow var(--trans);
      margin-left:auto;
    }
    .nav-toggle:hover{
      background:rgba(255,255,255,.08);
      border-color:rgba(164,188,255,.22);
      transform:translateY(-1px);
    }
    .nav-toggle svg{width:18px;height:18px}
    .site-nav{
      margin-left:auto;
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:44px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      border:1px solid transparent;
      background:transparent;
      white-space:nowrap;
    }
    .nav-link:hover{
      color:#fff;
      background:rgba(255,255,255,.05);
      border-color:rgba(164,188,255,.14);
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:#fff;
      background:linear-gradient(135deg, rgba(255,107,92,.18), rgba(77,208,255,.12));
      border-color:rgba(255,255,255,.16);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
    }
    main{display:block}
    .hero{
      position:relative;
      padding:34px 0 18px;
    }
    .hero-shell{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(164,188,255,.12);
      border-radius:calc(var(--radius-lg) + 4px);
      background:
        linear-gradient(135deg, rgba(10,16,28,.88), rgba(12,19,34,.76)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
      padding:30px;
    }
    .hero-shell::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(5,9,15,.12), rgba(5,9,15,.6)),
        radial-gradient(circle at top right, rgba(255,107,92,.16), transparent 32%),
        radial-gradient(circle at bottom left, rgba(77,208,255,.12), transparent 38%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:minmax(0,1.12fr) minmax(320px,.88fr);
      gap:28px;
      align-items:center;
      z-index:1;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(164,188,255,.16);
      color:#dbe5ff;
      font-size:.86rem;
      letter-spacing:.06em;
      margin-bottom:16px;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--primary), var(--accent));
      box-shadow:0 0 0 6px rgba(255,107,92,.12);
    }
    .hero h1{
      margin:0 0 14px;
      font-size:clamp(2rem, 4vw, 4rem);
      line-height:1.1;
      letter-spacing:-.03em;
      max-width:12ch;
    }
    .hero p{
      margin:0;
      color:var(--muted);
      font-size:1.02rem;
      max-width:62ch;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:0 18px;
      border-radius:14px;
      border:1px solid transparent;
      font-weight:700;
      letter-spacing:.01em;
      transition:transform var(--trans),box-shadow var(--trans),border-color var(--trans),background var(--trans),color var(--trans);
    }
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 16px 30px rgba(255,107,92,.22);
    }
    .btn-primary:hover{
      box-shadow:0 20px 38px rgba(255,107,92,.3);
    }
    .btn-secondary{
      color:#dce7ff;
      background:rgba(255,255,255,.05);
      border-color:rgba(164,188,255,.16);
    }
    .btn-secondary:hover{
      background:rgba(255,255,255,.08);
      border-color:rgba(164,188,255,.28);
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 13px;
      border-radius:999px;
      border:1px solid rgba(164,188,255,.16);
      background:rgba(255,255,255,.04);
      color:var(--muted);
      font-size:.92rem;
    }
    .chip strong{
      color:#fff;
      font-weight:700;
    }
    .hero-visual{
      position:relative;
      display:grid;
      gap:14px;
      align-content:start;
    }
    .visual-frame{
      position:relative;
      overflow:hidden;
      border-radius:26px;
      border:1px solid rgba(164,188,255,.14);
      background:rgba(255,255,255,.05);
      box-shadow:var(--shadow-soft);
      min-height:360px;
    }
    .visual-frame img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:360px;
      filter:saturate(1.02) contrast(1.02);
      transform:scale(1.01);
    }
    .visual-frame::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(9,14,24,.06), rgba(9,14,24,.56)),
        linear-gradient(90deg, rgba(0,0,0,.18), transparent 35%, transparent 65%, rgba(0,0,0,.18));
      pointer-events:none;
    }
    .floating-panel{
      position:absolute;
      left:16px;
      bottom:16px;
      right:16px;
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:10px;
      z-index:2;
    }
    .float-card{
      padding:14px 12px;
      border-radius:18px;
      background:rgba(12,19,33,.75);
      border:1px solid rgba(255,255,255,.1);
      backdrop-filter:blur(10px);
    }
    .float-card span{
      display:block;
      color:var(--muted);
      font-size:.82rem;
      margin-bottom:4px;
    }
    .float-card strong{
      display:block;
      font-size:1rem;
      line-height:1.2;
    }
    .hero-mini{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:14px;
    }
    .mini-card{
      padding:16px;
      border-radius:20px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.035));
      border:1px solid rgba(164,188,255,.14);
      box-shadow:var(--shadow-soft);
    }
    .mini-card .mini-label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      color:#d9e5ff;
      font-size:.82rem;
      margin-bottom:12px;
    }
    .mini-card .mini-label i{
      width:8px;
      height:8px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--accent), var(--ok));
      display:inline-block;
    }
    .mini-card h3{
      margin:0 0 8px;
      font-size:1.03rem;
    }
    .mini-card p{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }
    .section{
      padding:24px 0 0;
    }
    .section-block{
      margin-top:24px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(164,188,255,.12);
      background:rgba(10,16,28,.72);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .section-inner{
      padding:28px;
    }
    .section-head{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:space-between;
      align-items:end;
      margin-bottom:20px;
    }
    .section-head h2{
      margin:0;
      font-size:clamp(1.45rem, 2.5vw, 2.1rem);
      letter-spacing:-.02em;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      max-width:64ch;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#d7e3ff;
      font-size:.9rem;
      margin-bottom:10px;
    }
    .section-kicker::before{
      content:"";
      width:12px;
      height:2px;
      border-radius:999px;
      background:linear-gradient(90deg, var(--primary), var(--accent));
      box-shadow:0 0 0 4px rgba(255,107,92,.1);
    }
    .grid-3{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }
    .grid-4{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:18px;
    }
    .card{
      overflow:hidden;
      border-radius:24px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      border:1px solid rgba(164,188,255,.12);
      transition:transform var(--trans),border-color var(--trans),box-shadow var(--trans),background var(--trans);
      box-shadow:0 12px 30px rgba(0,0,0,.16);
    }
    .card:hover{
      transform:translateY(-4px);
      border-color:rgba(164,188,255,.22);
      box-shadow:0 18px 42px rgba(0,0,0,.22);
      background:linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.04));
    }
    .card-media{
      position:relative;
      aspect-ratio:16/10;
      overflow:hidden;
    }
    .card-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transform:scale(1.01);
      transition:transform var(--trans),filter var(--trans);
    }
    .card:hover .card-media img{
      transform:scale(1.05);
      filter:saturate(1.05);
    }
    .card-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(8,12,20,.06), rgba(8,12,20,.34));
      pointer-events:none;
    }
    .card-body{
      padding:18px 18px 20px;
    }
    .card-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-bottom:12px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      color:#fff;
      background:rgba(255,107,92,.16);
      border:1px solid rgba(255,107,92,.18);
      font-size:.8rem;
      white-space:nowrap;
    }
    .tag.tag-cyan{
      background:rgba(77,208,255,.12);
      border-color:rgba(77,208,255,.2);
    }
    .tag.tag-green{
      background:rgba(88,211,154,.12);
      border-color:rgba(88,211,154,.2);
    }
    .card h3,
    .card h4{
      margin:0;
      font-size:1.04rem;
      line-height:1.35;
    }
    .card p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:.94rem;
    }
    .card-link{
      margin-top:16px;
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#dbe8ff;
      font-weight:700;
      font-size:.92rem;
    }
    .card-link::after{
      content:"→";
      transition:transform var(--trans);
    }
    .card:hover .card-link::after{
      transform:translateX(3px);
    }
    .card.active{
      border-color:rgba(255,107,92,.34);
      box-shadow:0 18px 44px rgba(255,107,92,.1);
    }
    .steps{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
    }
    .step{
      padding:22px;
      border-radius:24px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.025));
      border:1px solid rgba(164,188,255,.12);
    }
    .step-num{
      width:46px;
      height:46px;
      display:grid;
      place-items:center;
      border-radius:16px;
      font-weight:800;
      color:#fff;
      background:linear-gradient(135deg, rgba(255,107,92,1), rgba(255,153,96,1));
      margin-bottom:14px;
      box-shadow:0 12px 26px rgba(255,107,92,.2);
    }
    .step h3{
      margin:0 0 8px;
      font-size:1.06rem;
    }
    .step p{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }
    .faq{
      display:grid;
      gap:12px;
    }
    details.faq-item{
      border-radius:20px;
      border:1px solid rgba(164,188,255,.12);
      background:rgba(255,255,255,.04);
      overflow:hidden;
      transition:border-color var(--trans),background var(--trans),transform var(--trans);
    }
    details.faq-item[open]{
      border-color:rgba(255,107,92,.24);
      background:rgba(255,255,255,.055);
    }
    details.faq-item:hover{
      border-color:rgba(164,188,255,.2);
    }
    summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      font-weight:700;
      outline:none;
    }
    summary::-webkit-details-marker{display:none}
    summary::after{
      content:"+";
      flex:0 0 auto;
      width:30px;
      height:30px;
      display:grid;
      place-items:center;
      border-radius:10px;
      background:rgba(255,255,255,.05);
      color:#dce7ff;
      transition:transform var(--trans),background var(--trans);
    }
    details[open] summary::after{
      content:"−";
      background:rgba(255,107,92,.14);
    }
    .faq-content{
      padding:0 20px 18px;
      color:var(--muted);
      border-top:1px solid rgba(164,188,255,.08);
    }
    .cta{
      margin-top:24px;
    }
    .cta-panel{
      position:relative;
      overflow:hidden;
      border-radius:30px;
      border:1px solid rgba(164,188,255,.14);
      background:
        linear-gradient(135deg, rgba(255,107,92,.16), rgba(77,208,255,.1)),
        linear-gradient(180deg, rgba(12,19,33,.92), rgba(10,16,28,.96));
      box-shadow:var(--shadow);
    }
    .cta-panel::before{
      content:"";
      position:absolute;
      inset:auto -120px -120px auto;
      width:280px;
      height:280px;
      background:radial-gradient(circle, rgba(255,153,96,.22), transparent 65%);
      pointer-events:none;
    }
    .cta-inner{
      position:relative;
      padding:30px;
      display:grid;
      grid-template-columns:minmax(0,1fr) minmax(320px,.88fr);
      gap:24px;
      align-items:center;
      z-index:1;
    }
    .cta-copy h2{
      margin:0 0 10px;
      font-size:clamp(1.5rem, 3vw, 2.4rem);
      line-height:1.15;
    }
    .cta-copy p{
      margin:0;
      color:var(--muted);
      max-width:56ch;
    }
    .search-form{
      display:grid;
      gap:12px;
      padding:20px;
      border-radius:24px;
      background:rgba(9,14,24,.55);
      border:1px solid rgba(255,255,255,.08);
    }
    .field{
      display:grid;
      gap:8px;
    }
    .field label{
      font-weight:700;
      color:#edf2ff;
    }
    .field input{
      width:100%;
      min-height:50px;
      padding:0 16px;
      border-radius:14px;
      border:1px solid rgba(164,188,255,.16);
      background:rgba(255,255,255,.04);
      color:var(--text);
      transition:border-color var(--trans),background var(--trans),box-shadow var(--trans);
    }
    .field input::placeholder{color:transparent}
    .field input:hover{
      border-color:rgba(164,188,255,.24);
    }
    .field input:focus{
      outline:none;
      border-color:rgba(77,208,255,.35);
      box-shadow:var(--focus);
      background:rgba(255,255,255,.055);
    }
    .search-actions{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .hint{
      color:var(--muted-2);
      font-size:.88rem;
      margin:0;
    }
    .soft-list{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }
    .soft-list .chip{
      cursor:default;
      background:rgba(255,255,255,.035);
    }
    .site-footer{
      margin-top:28px;
      padding:28px 0 18px;
      border-top:1px solid rgba(164,188,255,.1);
      background:rgba(5,9,15,.55);
      backdrop-filter:blur(10px);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .9fr .9fr;
      gap:24px;
      padding:6px 0 22px;
    }
    .footer-brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      margin-bottom:14px;
    }
    .footer-brand .brand-mark{
      width:38px;
      height:38px;
      border-radius:13px;
    }
    .footer-brand .brand-text{
      display:flex;
      flex-direction:column;
      gap:2px;
    }
    .footer-brand .brand-text span,
    .footer-brand .brand-text strong{
      line-height:1.2;
    }
    .footer-note{
      margin:0;
      color:var(--muted);
      max-width:34ch;
    }
    .footer-title{
      margin:0 0 12px;
      font-size:1rem;
      color:#fff;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      width:max-content;
    }
    .footer-links a:hover{
      color:#fff;
      transform:translateX(3px);
    }
    .footer-bottom{
      display:flex;
      flex-wrap:wrap;
      justify-content:space-between;
      gap:10px;
      padding-top:16px;
      border-top:1px solid rgba(164,188,255,.1);
      color:var(--muted-2);
      font-size:.92rem;
    }
    .muted{
      color:var(--muted);
    }
    .divider{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(164,188,255,.18), transparent);
      margin:22px 0;
    }
    @media (max-width: 1100px){
      .hero-grid,
      .cta-inner{
        grid-template-columns:1fr;
      }
      .grid-4{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .footer-grid{
        grid-template-columns:1fr 1fr;
      }
    }
    @media (max-width: 860px){
      .nav-toggle{
        display:inline-flex;
      }
      .site-nav{
        position:absolute;
        left:0;
        right:0;
        top:calc(100% + 10px);
        display:grid;
        gap:8px;
        padding:14px;
        border-radius:22px;
        background:rgba(7,12,22,.96);
        border:1px solid rgba(164,188,255,.14);
        box-shadow:var(--shadow);
        transform:translateY(-8px);
        opacity:0;
        pointer-events:none;
        transition:transform var(--trans),opacity var(--trans),visibility var(--trans);
      }
      .site-nav.is-open{
        opacity:1;
        pointer-events:auto;
        transform:translateY(0);
      }
      .nav-link{
        width:100%;
        justify-content:flex-start;
        padding-inline:14px;
      }
      .grid-3,
      .steps{
        grid-template-columns:1fr;
      }
      .hero-shell{
        padding:22px;
      }
      .hero h1{
        max-width:none;
      }
    }
    @media (max-width: 640px){
      .container{width:min(var(--container), calc(100% - 24px))}
      .header-inner{
        min-height:72px;
      }
      .brand-text small{
        display:none;
      }
      .hero{
        padding-top:18px;
      }
      .hero-shell{
        border-radius:24px;
      }
      .visual-frame,
      .visual-frame img{
        min-height:260px;
      }
      .floating-panel{
        grid-template-columns:1fr;
      }
      .hero-mini{
        grid-template-columns:1fr;
      }
      .section-inner{
        padding:20px;
      }
      .grid-4,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .card-body{
        padding:16px;
      }
      .cta-panel,
      .section-block{
        border-radius:24px;
      }
      .cta-inner{
        padding:20px;
      }
      .search-form{
        padding:16px;
      }
      .footer-bottom{
        flex-direction:column;
      }
    }

/* roulang page: article */
:root{
      --ink:#f8f5ff;
      --muted:#bdb6cc;
      --dim:#888198;
      --bg:#110d1a;
      --panel:#1b1527;
      --panel-2:#241b34;
      --line:rgba(255,255,255,.1);
      --accent:#f06aa8;
      --accent-2:#9b7cff;
      --gold:#f1c878;
      --radius:22px;
      --radius-sm:13px;
      --shadow:0 22px 60px rgba(0,0,0,.28);
      --max:1180px;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      background:var(--bg);
      color:var(--ink);
      font-family:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif;
      line-height:1.75;
      font-size:16px;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        radial-gradient(circle at 12% 8%,rgba(155,124,255,.13),transparent 29%),
        radial-gradient(circle at 88% 22%,rgba(240,106,168,.1),transparent 25%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .site-header{
      position:sticky;top:0;z-index:20;
      background:rgba(17,13,26,.82);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--line);
    }
    .header-inner{
      min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:30px;
    }
    .brand,.footer-brand{display:inline-flex;align-items:center;gap:11px;font-weight:800;letter-spacing:.02em}
    .brand-mark{
      width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
      color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));
      box-shadow:0 8px 22px rgba(240,106,168,.28);font-size:19px;
    }
    .brand-text{font-size:18px;white-space:nowrap}
    .site-nav{display:flex;align-items:center;gap:7px}
    .nav-link{
      color:var(--muted);padding:10px 15px;border-radius:10px;font-size:14px;
    }
    .nav-link:hover,.nav-link.active{color:#fff;background:rgba(255,255,255,.08)}
    .nav-link.active{box-shadow:inset 0 -2px var(--accent)}
    .menu-toggle{
      display:none;border:1px solid var(--line);background:var(--panel);color:#fff;
      width:42px;height:40px;border-radius:10px;font-size:20px;
    }
    .page-banner{
      min-height:300px;display:flex;align-items:end;padding:82px 0 54px;
      background:
        linear-gradient(90deg,rgba(17,13,26,.94),rgba(17,13,26,.58)),
        url("/assets/images/backpic/back-2.webp") center/cover;
      border-bottom:1px solid var(--line);
    }
    .eyebrow,.article-kicker{
      display:inline-flex;align-items:center;gap:8px;color:var(--gold);
      font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
    }
    .eyebrow:before,.article-kicker:before{
      content:"";width:28px;height:2px;background:var(--accent);border-radius:3px;
    }
    .page-banner h1{
      max-width:850px;margin-top:15px;font-size:clamp(30px,5vw,58px);
      line-height:1.15;letter-spacing:-.04em;
    }
    .page-banner p{max-width:750px;margin-top:16px;color:var(--muted);font-size:17px}
    .article-layout{
      display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:30px;
      padding:68px 0 90px;align-items:start;
    }
    .article-card,.side-card{
      background:rgba(27,21,39,.86);border:1px solid var(--line);
      border-radius:var(--radius);box-shadow:var(--shadow);
    }
    .article-card{padding:clamp(24px,5vw,54px)}
    .article-meta{
      display:flex;flex-wrap:wrap;gap:12px 22px;margin:18px 0 32px;
      padding-bottom:20px;border-bottom:1px solid var(--line);color:var(--dim);font-size:14px;
    }
    .article-meta strong{color:var(--muted);font-weight:500}
    .article-content{color:#ddd7e7;font-size:17px}
    .article-content h2,.article-content h3{
      color:#fff;line-height:1.35;margin:38px 0 15px;
    }
    .article-content h2{font-size:27px}
    .article-content h3{font-size:21px}
    .article-content p{margin:0 0 20px}
    .article-content a{color:#f595bf;text-decoration:underline;text-underline-offset:4px}
    .article-content img{border-radius:16px;margin:26px 0;width:100%}
    .article-content ul,.article-content ol{padding-left:24px;margin:0 0 22px}
    .article-content li{margin:7px 0}
    .notice{
      margin-top:34px;padding:17px 19px;border-left:3px solid var(--gold);
      background:rgba(241,200,120,.08);border-radius:0 12px 12px 0;color:#d9cdb5;font-size:14px;
    }
    .side-card{padding:25px;position:sticky;top:104px}
    .side-card h2{font-size:19px;margin-bottom:17px}
    .side-image{height:156px;object-fit:cover;width:100%;border-radius:15px;margin-bottom:20px}
    .side-list{list-style:none;display:grid;gap:9px}
    .side-list a{
      display:flex;justify-content:space-between;gap:12px;padding:12px 13px;
      border:1px solid transparent;border-radius:11px;color:var(--muted);font-size:14px;
    }
    .side-list a:hover{color:#fff;background:rgba(255,255,255,.06);border-color:var(--line)}
    .side-list span{color:var(--accent);font-size:18px}
    .section{padding:82px 0}
    .section-heading{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}
    .section-heading h2{font-size:clamp(26px,4vw,38px);line-height:1.25;letter-spacing:-.03em}
    .section-heading p{color:var(--muted);max-width:560px}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .feature-card{
      padding:27px;background:var(--panel);border:1px solid var(--line);
      border-radius:18px;transition:.28s ease;
    }
    .feature-card:hover{transform:translateY(-5px);border-color:rgba(240,106,168,.45);box-shadow:0 18px 35px rgba(0,0,0,.22)}
    .feature-icon{
      width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
      color:#fff;background:rgba(155,124,255,.16);font-size:20px;margin-bottom:19px;
    }
    .feature-card h3{font-size:18px;margin-bottom:9px}
    .feature-card p{font-size:14px;color:var(--muted)}
    .faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .faq-item{padding:22px 24px;background:var(--panel);border:1px solid var(--line);border-radius:16px}
    .faq-item h3{font-size:16px;margin-bottom:8px}
    .faq-item p{color:var(--muted);font-size:14px}
    .cta{
      padding:68px 30px;text-align:center;border:1px solid rgba(240,106,168,.28);
      border-radius:26px;background:
      linear-gradient(110deg,rgba(240,106,168,.15),rgba(155,124,255,.12)),
      url("/assets/images/backpic/back-3.webp") center/cover;
    }
    .cta h2{font-size:clamp(27px,4vw,42px);line-height:1.25;margin-bottom:13px}
    .cta p{color:var(--muted);max-width:650px;margin:0 auto 25px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:12px 22px;border-radius:12px;font-weight:700;font-size:14px;
      border:1px solid transparent;transition:.25s ease;
    }
    .btn-primary{background:var(--accent);color:#fff;box-shadow:0 10px 25px rgba(240,106,168,.23)}
    .btn-primary:hover{background:#ff82b9;transform:translateY(-2px)}
    .btn-outline{border-color:var(--line);color:var(--muted);margin-left:8px}
    .btn-outline:hover{color:#fff;border-color:var(--accent);background:rgba(240,106,168,.08)}
    .site-footer{border-top:1px solid var(--line);padding:60px 0 22px;background:#0d0a14}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:55px}
    .footer-note{max-width:360px;color:var(--dim);font-size:13px;margin-top:16px}
    .footer-title{font-size:14px;margin-bottom:16px;color:#fff}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:var(--dim);font-size:13px}
    .footer-links a:hover{color:var(--accent)}
    .footer-bottom{
      display:flex;justify-content:space-between;gap:20px;margin-top:48px;padding-top:18px;
      border-top:1px solid var(--line);color:#6f687d;font-size:12px;
    }
    :focus-visible{outline:3px solid rgba(241,200,120,.7);outline-offset:3px}
    @media(max-width:900px){
      .site-nav{gap:1px}.nav-link{padding:9px 10px;font-size:13px}
      .article-layout{grid-template-columns:1fr}.side-card{position:static}
      .feature-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:680px){
      .container{width:min(100% - 32px,var(--max))}
      .header-inner{min-height:68px}.brand-text{font-size:16px}
      .menu-toggle{display:block}
      .site-nav{
        display:none;position:absolute;top:68px;left:16px;right:16px;padding:10px;
        background:#1a1425;border:1px solid var(--line);border-radius:15px;
        flex-direction:column;align-items:stretch;box-shadow:var(--shadow)
      }
      .site-nav.open{display:flex}.nav-link{padding:12px 14px}
      .page-banner{min-height:270px;padding:62px 0 42px}
      .page-banner p{font-size:15px}
      .article-layout{padding:42px 0 60px}.article-card{padding:23px 19px}
      .article-content{font-size:16px}.article-content h2{font-size:24px}
      .feature-grid,.faq-grid{grid-template-columns:1fr}
      .section{padding:58px 0}.section-heading{display:block}
      .section-heading p{margin-top:12px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
      .footer-grid>div:first-child{grid-column:1/-1}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
      .btn{width:100%}.btn-outline{margin:10px 0 0}
    }
    @media(max-width:420px){.footer-grid{grid-template-columns:1fr}}

/* roulang page: category1 */
:root{
      --bg:#090b13;
      --bg-soft:#101424;
      --panel:#151a2b;
      --panel-2:#1b2135;
      --text:#f6f7fb;
      --muted:#aeb6ca;
      --subtle:#737e99;
      --primary:#ff5a7b;
      --primary-dark:#e64063;
      --accent:#8f7cff;
      --line:rgba(255,255,255,.11);
      --shadow:0 18px 48px rgba(0,0,0,.26);
      --radius-lg:26px;
      --radius-md:17px;
      --radius-sm:12px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--bg);color:var(--text);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;
      line-height:1.7;overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    :focus-visible{outline:3px solid #ffd0db;outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(9,11,19,.82);backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(255,255,255,.08)
    }
    .header-inner{height:76px;display:flex;align-items:center;gap:30px}
    .brand,.footer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;white-space:nowrap}
    .brand-mark{
      width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
      color:#fff;background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 7px 18px rgba(255,90,123,.28);font-size:16px
    }
    .brand-text{font-size:18px;letter-spacing:.02em}
    .site-nav{display:flex;align-items:center;gap:5px;margin-left:auto}
    .nav-link{
      padding:9px 12px;color:var(--muted);font-size:14px;border-radius:10px;
      transition:color .2s ease,background .2s ease
    }
    .nav-link:hover,.nav-link.active{color:#fff;background:rgba(255,255,255,.09)}
    .nav-link.active{box-shadow:inset 0 -2px 0 var(--primary)}
    .menu-toggle{
      display:none;margin-left:auto;width:42px;height:42px;border-radius:12px;
      background:var(--panel);color:#fff;font-size:20px
    }
    .page-hero{
      position:relative;isolation:isolate;min-height:432px;display:flex;align-items:center;
      background-image:linear-gradient(90deg,rgba(8,10,18,.94) 0%,rgba(8,10,18,.73) 48%,rgba(8,10,18,.56) 100%),url('/assets/images/backpic/back-2.webp');
      background-size:cover;background-position:center;
      overflow:hidden
    }
    .page-hero:after{
      content:"";position:absolute;right:-90px;bottom:-150px;width:430px;height:430px;
      border-radius:50%;background:rgba(143,124,255,.17);filter:blur(16px);z-index:-1
    }
    .breadcrumb{display:flex;align-items:center;gap:9px;color:#d4d9e9;font-size:14px;margin-bottom:22px}
    .breadcrumb span{opacity:.5}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:100px;
      color:#ffd4dd;background:rgba(255,90,123,.13);border:1px solid rgba(255,137,160,.24);
      font-size:13px;font-weight:700
    }
    .hero-copy{max-width:760px}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(36px,6vw,66px);line-height:1.13;letter-spacing:-.045em;margin:18px 0}
    .hero-copy p{max-width:680px;color:#d8ddec;font-size:18px;margin-bottom:28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;
      padding:12px 19px;border-radius:13px;font-weight:800;font-size:15px;
      transition:transform .2s ease,box-shadow .2s ease,background .2s ease
    }
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{color:#fff;background:var(--primary);box-shadow:0 12px 26px rgba(255,90,123,.25)}
    .btn-primary:hover{background:var(--primary-dark);box-shadow:0 15px 32px rgba(255,90,123,.35)}
    .btn-secondary{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);color:#fff}
    .btn-secondary:hover{background:rgba(255,255,255,.16)}
    main{padding:84px 0 0}
    section{padding:0 0 88px}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}
    .section-kicker{color:#ff9bb0;font-weight:800;font-size:13px;letter-spacing:.08em}
    h2{font-size:clamp(27px,3.4vw,43px);line-height:1.2;letter-spacing:-.035em;margin:6px 0 0}
    .section-desc{max-width:550px;color:var(--muted);margin:0}
    .filter-bar{
      display:flex;flex-wrap:wrap;gap:10px;padding:12px;background:var(--panel);
      border:1px solid var(--line);border-radius:var(--radius-md);margin-bottom:22px
    }
    .filter-chip{
      padding:9px 14px;border-radius:10px;color:var(--muted);font-size:14px;background:transparent;
      transition:background .2s,color .2s
    }
    .filter-chip:hover,.filter-chip.active{background:rgba(255,255,255,.1);color:#fff}
    .filter-chip.active{color:#ffe8ed;background:rgba(255,90,123,.17)}
    .featured-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:20px}
    .feature-card,.content-card,.value-card,.faq-item,.cta-box{
      border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow)
    }
    .feature-card{position:relative;min-height:430px;border-radius:var(--radius-lg);overflow:hidden;display:flex;align-items:end}
    .feature-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.7;transition:transform .5s ease}
    .feature-card:hover img{transform:scale(1.045)}
    .feature-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,5,10,.95) 0%,rgba(6,8,15,.25) 72%)}
    .feature-content{position:relative;z-index:1;padding:34px}
    .badge{
      display:inline-flex;align-items:center;gap:6px;padding:5px 9px;border-radius:100px;
      background:rgba(255,90,123,.2);border:1px solid rgba(255,160,180,.26);color:#ffe7ec;font-size:12px;font-weight:800
    }
    .feature-content h3{font-size:30px;line-height:1.25;margin:13px 0 8px}
    .feature-content p{color:#d2d7e4;margin:0;max-width:570px}
    .side-stack{display:grid;gap:20px}
    .content-card{display:grid;grid-template-columns:150px 1fr;border-radius:var(--radius-md);overflow:hidden;min-height:205px;transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease}
    .content-card:hover{transform:translateY(-4px);border-color:rgba(255,145,169,.4);box-shadow:0 20px 44px rgba(0,0,0,.34)}
    .content-card img{width:100%;height:100%;object-fit:cover}
    .card-body{padding:20px}
    .card-body h3{font-size:18px;line-height:1.38;margin:9px 0 7px}
    .card-body p{font-size:14px;color:var(--muted);line-height:1.55;margin-bottom:10px}
    .card-meta{display:flex;gap:12px;color:var(--subtle);font-size:12px}
    .value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .value-card{padding:25px;border-radius:var(--radius-md);transition:transform .24s,border-color .24s}
    .value-card:hover{transform:translateY(-5px);border-color:rgba(143,124,255,.48)}
    .value-icon{width:44px;height:44px;display:grid;place-items:center;border-radius:13px;background:rgba(143,124,255,.17);color:#d7d0ff;font-size:20px;margin-bottom:18px}
    .value-card h3{font-size:18px;margin-bottom:8px}
    .value-card p{color:var(--muted);font-size:14px;margin:0}
    .split-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:center;padding:42px;border-radius:var(--radius-lg);background:var(--bg-soft);border:1px solid var(--line)}
    .image-frame{position:relative}
    .image-frame img{width:100%;height:342px;object-fit:cover;border-radius:20px}
    .image-note{position:absolute;left:18px;bottom:18px;padding:10px 14px;border-radius:11px;background:rgba(10,12,20,.8);backdrop-filter:blur(10px);font-size:13px}
    .check-list{list-style:none;padding:0;margin:23px 0 0;display:grid;gap:13px}
    .check-list li{position:relative;padding-left:30px;color:#d6dbea}
    .check-list li:before{content:"✓";position:absolute;left:0;top:1px;width:20px;height:20px;display:grid;place-items:center;border-radius:50%;background:rgba(255,90,123,.18);color:#ffb4c3;font-size:12px;font-weight:900}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step{position:relative;padding:23px 20px;border-radius:var(--radius-md);background:var(--panel);border:1px solid var(--line)}
    .step-num{display:inline-grid;place-items:center;width:31px;height:31px;border-radius:50%;background:var(--primary);font-size:13px;font-weight:900;margin-bottom:14px}
    .step h3{font-size:17px;margin-bottom:6px}.step p{font-size:14px;color:var(--muted);margin:0}
    .faq-wrap{display:grid;grid-template-columns:.78fr 1.22fr;gap:42px;align-items:start}
    .faq-intro p{color:var(--muted);margin:16px 0 0}
    .faq-list{display:grid;gap:12px}
    .faq-item{border-radius:14px;overflow:hidden}
    .faq-q{width:100%;padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:20px;background:transparent;color:#fff;text-align:left;font-weight:800}
    .faq-q i{font-style:normal;color:#ff9bb0;font-size:22px;transition:transform .24s}
    .faq-a{max-height:0;overflow:hidden;padding:0 20px;color:var(--muted);font-size:14px;transition:max-height .3s ease,padding .3s ease}
    .faq-item.open .faq-a{max-height:180px;padding:0 20px 18px}
    .faq-item.open .faq-q i{transform:rotate(45deg)}
    .cta-box{
      padding:52px;position:relative;overflow:hidden;border-radius:var(--radius-lg);
      background:linear-gradient(125deg,#24162b,#171d39 60%,#16202f)
    }
    .cta-box:after{content:"";position:absolute;width:330px;height:330px;border-radius:50%;background:rgba(255,90,123,.22);right:-115px;top:-120px;filter:blur(6px)}
    .cta-content{position:relative;z-index:1;max-width:690px}
    .cta-content h2{margin-bottom:13px}.cta-content p{color:#d4d8e7;margin-bottom:24px}
    .site-footer{margin-top:0;padding:58px 0 23px;background:#070910;border-top:1px solid var(--line)}
    .footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:48px}
    .footer-brand{margin-bottom:14px}.footer-note{max-width:410px;color:var(--muted);font-size:14px;margin:0}
    .footer-title{font-size:14px;margin:4px 0 15px;color:#fff}
    .footer-links{display:grid;gap:9px}
    .footer-links a{font-size:14px;color:var(--muted);transition:color .2s,transform .2s}
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:43px;padding-top:19px;border-top:1px solid var(--line);color:var(--subtle);font-size:13px}
    @media(max-width:1024px){
      .site-nav{gap:1px}.nav-link{padding:8px 9px;font-size:13px}
      .featured-grid,.split-panel,.faq-wrap{grid-template-columns:1fr}
      .split-panel{gap:30px}.faq-intro{max-width:640px}.steps{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,var(--container))}
      .header-inner{height:68px}.menu-toggle{display:grid;place-items:center}
      .site-nav{display:none;position:absolute;top:68px;left:16px;right:16px;padding:10px;background:#151a2b;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .site-nav.show{display:flex}.nav-link{padding:11px 13px}
      .page-hero{min-height:450px}.hero-copy p{font-size:16px}
      main{padding-top:58px}section{padding-bottom:60px}
      .section-head{display:block}.section-desc{margin-top:13px}
      .value-grid{grid-template-columns:1fr}.cta-box{padding:34px 25px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:32px}.footer-grid>div:first-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      h1{font-size:38px}.brand-text{font-size:16px}.page-hero{min-height:475px}
      .hero-actions,.hero-actions .btn{width:100%}.feature-card{min-height:390px}.feature-content{padding:24px}.feature-content h3{font-size:25px}
      .content-card{grid-template-columns:115px 1fr;min-height:180px}.card-body{padding:16px}.card-body p{display:none}
      .split-panel{padding:22px}.image-frame img{height:250px}.steps{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:7px}
    }