/* roulang page: index */
:root{
    --night:#0C1116; --night-soft:#161D24; --warm:#F6F2EB;
    --card:#FFFFFF; --card-alt:#FBF8F3; --gold:#C6A272;
    --gold-dark:#B08D5B; --gold-light:#EBDCC4;
    --text:#20242A; --muted:#6A7078; --border:#E7E0D6;
    --radius-btn:8px; --radius-card:12px; --radius-img:16px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Segoe UI",sans-serif;
    background:var(--warm);color:var(--text);line-height:1.7;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button{font-family:inherit;cursor:pointer}
  input{font-family:inherit}
  ::selection{background:var(--gold-light);color:var(--text)}
  :focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
  .container-main{width:100%;max-width:1280px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px}
  @media(min-width:768px){.container-main{padding-left:32px;padding-right:32px}}
  .section-space{padding:90px 0}
  .section-space-sm{padding:60px 0}

  /* 导航 */
  #siteHeader{position:fixed;top:0;left:0;right:0;z-index:60;transition:background .35s ease,box-shadow .35s ease,backdrop-filter .35s ease}
  #siteHeader.scrolled{background:rgba(12,17,22,.86);backdrop-filter:blur(14px);box-shadow:0 1px 0 rgba(255,255,255,.08);border-bottom:1px solid rgba(255,255,255,.06)}
  .nav-link{position:relative;font-size:14px;font-weight:500;color:rgba(255,255,255,.82);transition:color .2s;padding:28px 0}
  .nav-link:hover{color:#fff}
  .nav-link.active{color:#fff}
  .nav-link.active:after{content:"";position:absolute;left:0;right:0;bottom:18px;height:2px;border-radius:2px;background:var(--gold)}
  .search-box{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:999px;transition:border-color .25s,background .25s}
  .search-box:focus-within{background:rgba(255,255,255,.12);border-color:rgba(198,162,114,.45)}
  .search-box input{background:transparent;border:none;outline:none;color:#fff;font-size:13px;width:150px}
  .search-box input::placeholder{color:rgba(255,255,255,.42)}
  .btn-head{border:1px solid rgba(198,162,114,.65);color:var(--gold);border-radius:999px;transition:all .2s;padding:6px 15px;font-size:13px;font-weight:600}
  .btn-head:hover{background:rgba(198,162,114,.12);color:#d8b683}

  /* 按钮 */
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-btn);font-weight:600;transition:all .22s ease;white-space:nowrap}
  .btn-gold{background:var(--gold);color:#0C1116;box-shadow:0 4px 18px rgba(198,162,114,.28)}
  .btn-gold:hover{background:#d2ad7a;transform:translateY(-1px);box-shadow:0 8px 26px rgba(198,162,114,.32)}
  .btn-gold:active{transform:translateY(0);box-shadow:0 2px 8px rgba(0,0,0,.2)}
  .btn-outline-light{border:1.5px solid rgba(255,255,255,.65);color:#fff;background:rgba(255,255,255,.03)}
  .btn-outline-light:hover{background:rgba(198,162,114,.1);border-color:var(--gold);color:var(--gold)}
  .btn-outline-dark{border:1.5px solid rgba(32,36,42,.28);color:var(--text);background:transparent}
  .btn-outline-dark:hover{border-color:var(--gold);color:var(--gold-dark);background:rgba(198,162,114,.06)}
  .btn-sm{padding:7px 16px;font-size:13px}
  .btn-md{padding:11px 24px;font-size:15px}
  .btn-lg{padding:14px 32px;font-size:16px}

  /* 标签 & 徽章 */
  .chip{display:inline-flex;align-items:center;gap:6px;border-radius:999px;font-size:13px;font-weight:500;padding:4px 12px;background:rgba(198,162,114,.1);color:var(--gold-dark);border:1px solid rgba(198,162,114,.22)}
  .chip-light{background:rgba(255,255,255,.1);color:#e7d9c2;border:1px solid rgba(255,255,255,.16)}
  .chip-soft{background:var(--gold-light);color:#6a4b20}
  .badge-num{font-family:Georgia,"Times New Roman",serif;font-style:italic;font-size:34px;line-height:1;color:rgba(32,36,42,.32)}
  .sticker{display:inline-flex;align-items:center;gap:3px;color:var(--gold-dark);font-weight:600;font-size:13px}
  .sticker svg{width:14px;height:14px;fill:var(--gold)}

  /* 卡片 */
  .card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);transition:box-shadow .3s ease,transform .3s ease}
  .card:hover{box-shadow:0 12px 32px rgba(12,17,22,.07);transform:translateY(-3px)}
  .card-media{position:relative;overflow:hidden;border-radius:var(--radius-card) var(--radius-card) 0 0}
  .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
  .card:hover .card-media img{transform:scale(1.035)}
  .card-media-mask{position:absolute;inset:0;background:rgba(12,17,22,.12);opacity:0;transition:opacity .35s}
  .card:hover .card-media-mask{opacity:1}

  /* section 标题 */
  .sec-eyebrow{font-size:13px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-dark)}
  .sec-title{font-family:"Noto Serif SC","Songti SC","SimSun",serif;font-weight:700;color:#1b1e23;line-height:1.3;letter-spacing:.01em}
  .sec-desc{font-size:15px;color:var(--muted);max-width:560px;line-height:1.75}

  /* 卡片列表 通用 */
  .list-entry .entry-title{font-size:15px;font-weight:600;color:#1b1e23;line-height:1.5;transition:color .2s}
  .list-entry:hover .entry-title{color:var(--gold-dark)}
  .entry-meta{font-size:13px;color:#888d93;display:flex;align-items:center;flex-wrap:wrap;gap:8px}

  /* 评价条横向滚动 */
  .quote-track{display:grid;grid-auto-flow:column;grid-auto-columns:min(340px,84vw);gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px 2px 18px;scrollbar-width:none;-ms-overflow-style:none}
  .quote-track::-webkit-scrollbar{display:none}
  .quote-card{scroll-snap-align:start;background:#fff;border:1px solid var(--border);border-radius:14px;padding:22px 20px;transition:transform .25s,box-shadow .25s}
  .quote-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(12,17,22,.07)}

  /* FAQ */
  .faq-item{border:1px solid var(--border);border-radius:12px;background:#fff;overflow:hidden;transition:box-shadow .2s}
  .faq-item details>summary{list-style:none;cursor:pointer;font-weight:600;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;color:#1b1e23;transition:background .2s}
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary:hover{background:#FBF8F3}
  .faq-item .faq-icon{width:22px;height:22px;border-radius:50%;border:1px solid rgba(198,162,114,.5);flex:0 0 22px;display:flex;align-items:center;justify-content:center;color:var(--gold-dark);font-size:16px;transition:transform .25s;font-weight:400}
  .faq-item details[open] .faq-icon{transform:rotate(45deg)}
  .faq-answer{padding:0 22px 22px;color:var(--muted);font-size:14px;line-height:1.9;max-width:860px}

  /* 图片 / 媒体 */
  .media-frame{border-radius:16px;overflow:hidden;position:relative;border:1px solid rgba(255,255,255,.12);box-shadow:0 24px 60px rgba(0,0,0,.3)}
  .media-frame img,.media-frame .bg-cover{width:100%;height:100%;object-fit:cover}
  .hero-bg{position:absolute;inset:0;background:#0C1116}
  .hero-bg .bgimg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;opacity:.22}

  /* 星点装饰 */
  .star{position:absolute;width:3px;height:3px;border-radius:999px;background:rgba(255,255,255,.8);animation:twinkle 4s ease-in-out infinite}
  .star-gold{position:absolute;width:5px;height:5px;border-radius:999px;background:var(--gold);box-shadow:0 0 12px rgba(198,162,114,.7);animation:twinkle 3s ease-in-out infinite}
  .star-line{position:absolute;width:90px;height:1px;background:linear-gradient(90deg,transparent,rgba(198,162,114,.45),transparent);transform:rotate(-24deg)}
  @keyframes twinkle{0%,100%{opacity:.15;transform:scale(.9)}50%{opacity:1;transform:scale(1.15)}}

  /* 空状态 */
  .empty-state{display:flex;flex-direction:column;align-items:center;gap:16px;padding:46px 20px;text-align:center;background:var(--card-alt);border:1px dashed #d8cfc2;border-radius:16px}
  .empty-star{color:#c9ae83;display:inline-flex;gap:6px}
  .empty-star span{width:8px;height:8px;background:currentColor;border-radius:50%;display:block}

  /* 移动抽屉 */
  .mobile-menu{position:fixed;top:0;left:0;right:0;bottom:0;z-index:70;background:rgba(12,17,22,.98);backdrop-filter:blur(18px);display:flex;flex-direction:column;padding:96px 28px 32px;opacity:0;pointer-events:none;transition:opacity .28s;overflow-y:auto}
  .mobile-menu.open{opacity:1;pointer-events:auto}
  .mobile-menu a.mobile-nav-link{font-size:20px;font-weight:600;color:rgba(255,255,255,.9);padding:13px 0;border-bottom:1px solid rgba(255,255,255,.08);transition:color .2s}
  .mobile-menu a.mobile-nav-link:hover{color:var(--gold)}

  /* 移动CTA条 */
  .mobile-cta{position:fixed;left:12px;right:12px;bottom:14px;z-index:55;display:none;opacity:0;transform:translateY(30px);transition:opacity .35s,transform .35s;border-radius:999px;background:var(--gold);color:#0C1116;font-weight:700;justify-content:center;align-items:center;gap:10px;padding:13px 24px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
  .show-mobile-cta .mobile-cta{display:flex;opacity:1;transform:translateY(0)}
  @media(max-width:767px){
    body.has-mobile-cta{padding-bottom:76px}
  }

  /* 入场动画 */
  .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
  .reveal.in-view{opacity:1;transform:none}
  @media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

  /* 数据描边列表 */
  .stat-num{font-family:Georgia,"Times New Roman",serif;font-weight:600;font-size:32px;line-height:1.2;color:#fff;letter-spacing:.02em}
  .stat-label{font-size:14px;color:rgba(255,255,255,.54);letter-spacing:.02em}

  /* 底部链接 */
  .footer-link{color:rgba(255,255,255,.6);font-size:14px;transition:color .2s}
  .footer-link:hover{color:var(--gold)}
  .footer-head{color:rgba(255,255,255,.92);font-size:15px;font-weight:600;letter-spacing:.06em;margin-bottom:12px}
  .footer-catlink{font-family:"Noto Serif SC","Songti SC",serif;font-size:22px;color:#fff;font-weight:600;border-bottom:1px solid rgba(255,255,255,.14);padding:12px 0;transition:all .25s;display:flex;align-items:center;justify-content:space-between}
  .footer-catlink:hover{color:var(--gold);border-color:rgba(198,162,114,.4);padding-left:8px}

/* roulang page: category1 */
:root {
      --night: #0C1116;
      --night2: #161D24;
      --paper: #F6F2EB;
      --card: #FFFFFF;
      --soft: #FBF8F3;
      --gold: #C6A272;
      --golddeep: #B08D5B;
      --goldsoft: #EBDCC4;
      --ink: #20242A;
      --muted: #6A7078;
      --line: #E7E0D6;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
      background: var(--paper);
      color: var(--ink);
      line-height: 1.7;
      overflow-x: hidden;
    }
    .font-serif-title {
      font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
    }
    .container-main {
      width: 100%;
      max-width: 1320px;
      margin: 0 auto;
      padding-left: 1.25rem;
      padding-right: 1.25rem;
    }
    @media (min-width: 768px) {
      .container-main {
        padding-left: 2rem;
        padding-right: 2rem;
      }
    }
    a, button, input, summary, details { transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, opacity .2s ease, transform .2s ease; }
    a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible {
      outline: 2px solid var(--gold);
      outline-offset: 2px;
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      background: rgba(246, 242, 235, .92);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(231, 224, 214, .8);
    }
    .nav-link {
      position: relative;
      font-size: 14px;
      font-weight: 500;
      color: #3c424a;
      padding: .4rem .2rem;
      white-space: nowrap;
      text-decoration: none;
    }
    .nav-link:after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 100%;
      height: 2px;
      background: var(--gold);
      transform: scaleX(0);
      transform-origin: right center;
      transition: transform .22s ease;
    }
    .nav-link:hover { color: var(--golddeep); }
    .nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); transform-origin: left center; }
    .nav-link.active { color: var(--golddeep); font-weight: 600; }
    .footer-link {
      color: rgba(255, 255, 255, .55);
      font-size: 14px;
      text-decoration: none;
      transition: color .2s ease;
    }
    .footer-link:hover { color: var(--gold); }
    .footer-head {
      color: #fff;
      font-size: 15px;
      font-weight: 600;
      margin-bottom: 1rem;
      letter-spacing: .04em;
    }
    .footer-catlink {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 1.1rem 1.2rem;
      border: 1px solid rgba(255, 255, 255, .08);
      border-radius: 12px;
      color: rgba(255, 255, 255, .72);
      text-decoration: none;
      font-size: 16px;
      font-weight: 500;
      transition: all .2s ease;
    }
    .footer-catlink:hover {
      border-color: rgba(198, 162, 114, .4);
      color: #fff;
      background: rgba(255,255,255,.04);
      transform: translateY(-2px);
    }
    .scroll-hidden::-webkit-scrollbar { display: none; }
    .scroll-hidden { -ms-overflow-style: none; scrollbar-width: none; }

    .metric-num {
      font-family: "SFMono-Regular", "Roboto Mono", Consolas, monospace;
      font-size: 2rem;
      line-height: 1.2;
    }
    .card-image {
      transition: transform .45s cubic-bezier(.22, .61, .36, 1);
    }
    .elevated-card:hover .card-image {
      transform: scale(1.04);
    }
    .elevated-card {
      transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
    }
    .elevated-card:hover {
      box-shadow: 0 18px 44px rgba(12, 17, 22, .08);
      transform: translateY(-3px);
    }
    .btn-gold {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--gold);
      color: #10151a;
      border-radius: 8px;
      font-size: 15px;
      font-weight: 600;
      padding: .6rem 1.25rem;
      text-decoration: none;
    }
    .btn-gold:hover { background: var(--golddeep); color: #fff; transform: translateY(-1px); }
    .btn-gold:active { transform: translateY(1px); }
    .btn-outline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border: 1px solid rgba(12,17,22,.25);
      background: transparent;
      border-radius: 8px;
      color: var(--ink);
      font-size: 15px;
      font-weight: 500;
      padding: .6rem 1.25rem;
      text-decoration: none;
    }
    .btn-outline:hover { border-color: var(--gold); color: var(--golddeep); background: rgba(198,162,114,.08); }
    .chip {
      display: inline-flex;
      align-items: center;
      gap: .3rem;
      padding: .3rem .7rem;
      border-radius: 999px;
      border: 1px solid rgba(198,162,114,.3);
      color: #7c6040;
      background: rgba(235,220,196,.28);
      font-size: 12.5px;
    }
    .night-chip {
      display: inline-flex;
      align-items: center;
      padding: .3rem .7rem;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.05);
      color: rgba(255,255,255,.66);
      font-size: 12px;
      white-space: nowrap;
    }
    details.faq-item { border-bottom: 1px solid var(--line); }
    details.faq-item summary {
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 1.15rem 0;
      cursor: pointer;
    }
    details.faq-item summary::-webkit-details-marker { display: none; }
    details.faq-item .faq-icon { position: relative; width: 18px; height: 18px; flex: none; }
    details.faq-item .faq-icon:before, details.faq-item .faq-icon:after {
      content: "";
      position: absolute;
      left: 0; top: 8px;
      width: 18px; height: 2px;
      background: var(--golddeep);
      border-radius: 2px;
      transition: opacity .2s;
    }
    details.faq-item .faq-icon:after { transform: rotate(90deg); }
    details.faq-item[open] .faq-icon:after { opacity: 0; }
    details.faq-item .faq-answer { padding: 0 0 1.2rem; color: #555b62; font-size: 14.5px; }
    details.faq-item summary .faq-question { font-size: 16px; font-weight: 600; }
    details.faq-item:hover summary .faq-question { color: var(--golddeep); }

    .star-dot {
      position: absolute;
      width: 5px;
      height: 5px;
      border-radius: 50%;
      background: rgba(198, 162, 114, .3);
    }
    .hex-card {
      border: 1px solid rgba(255,255,255,.08);
      background: linear-gradient(145deg, rgba(198,162,114,.1), rgba(255,255,255,.02));
    }
    @media (prefers-reduced-motion: reduce) {
      *, *:before, *:after { animation-duration: 0s !important; transition-duration: 0s !important; }
    }

/* roulang page: article */
:root{
  --night:#0C1116;
  --nightsoft:#161D24;
  --paper:#F6F2EB;
  --card:#FFFFFF;
  --gold:#C6A272;
  --golddeep:#B08D5B;
  --goldsoft:#EBDCC4;
  --ink:#20242A;
  --mute:#6A7078;
  --line:#E7E0D6;
  --shadow:0 14px 42px rgba(14,18,22,.08);
  --radius:12px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:120px;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  background:var(--paper);
  color:var(--ink);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button,input,textarea{font-family:inherit;}
.container-main{max-width:1280px;margin:0 auto;padding-left:28px;padding-right:28px;}
::selection{background:var(--gold);color:#fff;}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px;}

/* 顶部信息条 */
.topbar{
  background:var(--night);
  color:rgba(255,255,255,.78);
  font-size:13px;
  letter-spacing:.02em;
}
.topbar .top-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  height:38px;
}
.topbar .top-glance{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:rgba(255,255,255,.92);
}
.topbar .top-glance i{
  width:6px;height:6px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 0 3px rgba(198,162,114,.16);
}
.top-links{display:flex;align-items:center;gap:14px;}
.top-links a{
  color:rgba(255,255,255,.65);
  padding:2px 0;
  transition:.2s;
}
.top-links a:hover{color:var(--gold);}

/* 主导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(248,244,238,.96);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(32,36,42,.08);
  transition:background .3s,box-shadow .3s;
}
.site-header.scrolled{
  background:rgba(255,255,255,.96);
  box-shadow:0 8px 26px rgba(12,17,22,.07);
  border-bottom-color:rgba(199,174,136,.2);
}
.header-row{
  min-height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  transition:min-height .3s;
}
.site-header.scrolled .header-row{min-height:62px;}
.brand-logo{
  display:inline-flex;
  align-items:center;
  gap:11px;
  flex-shrink:0;
  color:var(--ink);
}
.logo-mark{
  position:relative;
  width:34px;height:34px;
  border:1px solid rgba(198,162,114,.45);
  background:rgba(198,162,114,.12);
  border-radius:9px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
}
.logo-mark .dia{
  width:15px;height:15px;
  border:1.5px solid var(--gold);
  transform:rotate(45deg);
  border-radius:1px;
}
.logo-mark .dot{
  position:absolute;
  top:7px;right:7px;
  width:5px;height:5px;
  border-radius:50%;
  background:var(--gold);
}
.logo-text{
  font-weight:700;
  font-size:18px;
  letter-spacing:.01em;
  color:var(--ink);
}
.logo-sub{
  display:block;
  font-size:11px;
  font-weight:400;
  color:var(--mute);
  line-height:1;
  margin-top:3px;
  letter-spacing:.08em;
}
.nav-list{display:flex;align-items:center;gap:7px;}
.nav-link{
  display:inline-block;
  position:relative;
  padding:9px 15px;
  font-size:14.5px;
  font-weight:500;
  color:#33383f;
  border-radius:8px;
  transition:color .2s,background .2s;
}
.nav-link:after{
  content:"";position:absolute;left:15px;right:15px;bottom:2px;
  height:2px;background:var(--gold);
  border-radius:2px;
  transform:scaleX(0);transform-origin:center;
  transition:transform .25s ease;
}
.nav-link:hover{color:var(--golddeep);}
.nav-link:hover:after{transform:scaleX(.7);}
.nav-link.active{color:var(--ink);font-weight:600;}
.nav-link.active:after{transform:scaleX(1);}
.header-side{display:flex;align-items:center;gap:14px;}
.search-box{
  display:flex;align-items:center;
  width:196px;height:38px;
  padding:0 10px 0 13px;
  background:rgba(255,255,255,.9);
  border:1px solid #ddd4c5;
  border-radius:8px;
  color:#4a5057;
  transition:.25s;
}
.search-box:focus-within{
  border-color:var(--gold);
  box-shadow:0 0 0 3px rgba(198,162,114,.15);
}
.search-box input{
  flex:1;min-width:0;
  border:0;background:transparent;outline:0;
  font-size:13px;color:var(--ink);
}
.search-box button{
  border:0;background:transparent;color:var(--mute);
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;padding:4px;
}
.search-box button:hover{color:var(--golddeep);}
.nav-cta{
  display:inline-flex;align-items:center;
  padding:0 15px;height:36px;
  border:1px solid rgba(198,162,114,.7);
  color:var(--golddeep);
  font-size:13.5px;
  font-weight:500;
  border-radius:8px;
  transition:.2s;
}
.nav-cta:hover{
  background:rgba(198,162,114,.1);
  border-color:var(--gold);
  transform:translateY(-1px);
}
.menu-toggle{
  width:40px;height:40px;
  display:inline-flex;
  align-items:center;justify-content:center;
  border:1px solid #ddd2c2;
  background:transparent;
  color:var(--ink);
  font-size:20px;
  border-radius:8px;
  cursor:pointer;
}
.mobile-menu{
  display:none;
  background:rgba(255,252,247,.98);
  border-top:1px solid rgba(198,162,114,.2);
  padding:18px 20px 24px;
}
.mobile-menu.open{display:block;}
.mobile-nav-list{display:flex;flex-direction:column;gap:4px;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:16px;}
.mobile-nav-list a{
  padding:11px 6px;
  border-bottom:1px dashed #eee4d6;
  font-weight:500;
  color:var(--ink);
}
.mobile-nav-list a:last-child{border-bottom:0;}
.mobile-menu .search-box{width:100%;margin-top:10px;}

/* 通用组件按钮 */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 24px;
  background:var(--gold);
  color:#1c1a17;
  border:1px solid var(--gold);
  border-radius:8px;
  font-size:15px;
  font-weight:600;
  transition:.22s ease;
}
.btn-main:hover{
  background:var(--golddeep);
  border-color:var(--golddeep);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 10px 24px rgba(176,141,91,.22);
}
.btn-main:active{transform:translateY(0) scale(.99);}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 24px;
  background:transparent;
  color:#f0e9de;
  border:1px solid rgba(255,255,255,.45);
  border-radius:8px;
  font-size:15px;
  font-weight:500;
  transition:.22s ease;
}
.btn-outline:hover{
  background:rgba(255,255,255,.08);
  border-color:var(--gold);
  color:var(--gold);
  transform:translateY(-1px);
}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  color:var(--golddeep);
  font-size:13px;
  font-weight:500;
  letter-spacing:.04em;
}
.section-eyebrow:before{
  content:"";
  width:18px;height:1px;background:var(--gold);
}
h1,h2,h3,h4,h5{font-family:"Noto Serif SC","Songti SC","STZhongsong","SimSun",serif;color:#1c2025;line-height:1.35;}
h2{font-size:28px;font-weight:700;}
h3{font-size:21px;}

/* 文章首屏 */
.article-banner{
  position:relative;
  overflow:hidden;
  background:var(--night);
  color:#fff;
  padding:92px 0 112px;
  margin-bottom:-14px;
}
.banner-bg{
  position:absolute;inset:0;
  width:100%;height:100%;
  object-fit:cover;
  opacity:.36;
}
.banner-shade{
  position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(12,17,22,.96) 0%,rgba(12,17,22,.82) 42%,rgba(12,17,22,.46) 100%),
    radial-gradient(circle at 85% 18%,rgba(198,162,114,.16),transparent 34%);
}
.article-banner .container-main{position:relative;z-index:2;}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.55);
  margin-bottom:26px;
}
.crumb a{color:rgba(255,255,255,.72);}
.crumb a:hover{color:var(--gold);}
.crumb .sep{opacity:.5;font-size:11px;}
.crumb .current{color:var(--gold);}
.banner-meta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:20px;}
.cat-pill{
  display:inline-flex;align-items:center;
  height:28px;
  padding:0 13px;
  border:1px solid rgba(198,162,114,.55);
  border-radius:999px;
  color:var(--gold);
  font-size:13px;
  background:rgba(198,162,114,.08);
}
.date-pill{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;
  padding:0 13px;
  border:1px solid rgba(255,255,255,.18);
  border-radius:999px;
  color:rgba(255,255,255,.65);
  font-size:13px;
  background:rgba(255,255,255,.03);
}
.article-title{
  color:#fff;
  font-size:38px;
  line-height:1.3;
  max-width:850px;
  margin:0;
  text-wrap:balance;
  border-left:3px solid var(--gold);
  padding-left:22px;
  letter-spacing:.01em;
}
.article-sub-lead{
  max-width:760px;
  color:rgba(255,255,255,.7);
  font-size:15px;
  margin:18px 0 0;
  padding-left:25px;
  line-height:1.85;
}

/* 正文阅读 */
.content-main{background:var(--paper);position:relative;}
.article-section{padding:64px 0 34px;}
.reading-shell{
  max-width:860px;
  margin:0 auto;
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--shadow);
  padding:54px 68px;
}
.article-panel{animation:rise .4s ease both;}
@keyframes rise{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:none;}}
.article-hint{
  display:flex;align-items:flex-start;gap:10px;
  background:#FBF7EF;
  border:1px solid var(--line);
  border-radius:10px;
  padding:13px 16px;
  color:#5e625e;
  font-size:13.5px;
  line-height:1.8;
  margin-bottom:30px;
}
.article-hint .star{
  color:var(--golddeep);
  font-weight:700;
  font-size:15px;
  line-height:1.4;
}
.article-body{
  font-size:16px;
  line-height:1.95;
  color:#30343b;
  word-wrap:break-word;
  overflow-wrap:break-word;
}
.article-body p{margin:0 0 1.4em;}
.article-body h2{
  margin:2em 0 .75em;
  font-size:25px;
  padding-bottom:.4em;
  border-bottom:1px solid var(--line);
}
.article-body h3{
  margin:1.8em 0 .6em;
  font-size:20px;
}
.article-body h4{
  margin:1.5em 0 .55em;
  font-size:17px;
}
.article-body img{
  margin:28px auto;
  border-radius:14px;
  box-shadow:0 8px 28px rgba(21,26,31,.09);
}
.article-body figcaption{
  font-size:13px;
  text-align:center;
  color:var(--mute);
  margin:-18px 0 28px;
}
.article-body blockquote{
  margin:1.8em 0;
  padding:6px 0 6px 22px;
  border-left:2px solid var(--gold);
  background:rgba(198,162,114,.06);
  color:#525762;
  border-radius:0 10px 10px 0;
  font-size:15.5px;
}
.article-body blockquote p{margin:.4em 0;}
.article-body ul,.article-body ol{padding-left:1.6em;margin:1.2em 0;}
.article-body li{margin:.45em 0;}
.article-body a{
  color:var(--golddeep);
  text-decoration:underline;
  text-underline-offset:4px;
  text-decoration-color:rgba(198,162,114,.5);
}
.article-body a:hover{color:var(--ink);text-decoration-color:var(--gold);}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:14.5px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-body th{background:#fbf8f3;color:#33383f;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.4em 0;}
.article-body pre{
  background:var(--night);
  color:#f3efe6;
  padding:18px 20px;
  border-radius:12px;
  overflow:auto;
  white-space:pre-wrap;
  font-size:13.5px;
}
.article-body code{background:rgba(198,162,114,.14);border-radius:5px;padding:2px 6px;font-size:.92em;}
.article-body pre code{background:transparent;padding:0;}

.article-tag-row{
  display:flex;flex-wrap:wrap;gap:8px;
  margin-top:34px;
  padding-top:26px;
  border-top:1px dashed var(--line);
}
.article-tag-row span{
  font-size:12.5px;
  color:var(--mute);
  display:inline-flex;align-items:center;
  background:#f4efe6;
  padding:6px 13px;
  border-radius:999px;
}
.article-tag-row span i{
  width:5px;height:5px;background:var(--gold);
  border-radius:50%;
  margin-right:7px;
  display:inline-block;
}
.source-line{
  margin-top:26px;
  font-size:13px;
  color:var(--mute);
  background:#FBF8F3;
  border-radius:10px;
  padding:12px 16px;
  line-height:1.8;
}
.article-bottom-nav{
  margin-top:32px;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
}
.article-bottom-nav .back-text{
  font-size:14px;
  color:var(--mute);
  transition:.2s;
}
.article-bottom-nav .back-text:hover{color:var(--golddeep);}

/* 空状态 */
.empty-card{
  text-align:center;
  padding:46px 20px 58px;
}
.empty-symbol{
  width:78px;height:78px;
  margin:0 auto 22px;
  position:relative;
  border:1px solid var(--line);
  border-radius:50%;
  background:#FBF8F3;
}
.empty-symbol:before{
  content:"";
  position:absolute;left:50%;top:50%;
  width:20px;height:20px;
  border:2px solid var(--gold);
  transform:translate(-50%,-50%) rotate(45deg);
}
.empty-symbol:after{
  content:"";
  position:absolute;right:17px;top:17px;
  width:5px;height:5px;background:var(--gold);
  border-radius:50%;
}
.empty-card h2{font-size:26px;margin:.2em 0 .5em;}
.empty-card p{max-width:420px;margin:0 auto 30px;color:var(--mute);font-size:15px;}
.return-home{display:inline-flex;align-items:center;gap:7px;}

/* 相关 & 频道 */
.related-section{padding:60px 0 20px;}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:34px;}
.section-head h2{margin:6px 0 0;}
.more-link{
  display:inline-flex;align-items:center;gap:9px;
  font-size:14px;
  color:var(--mute);
  border-bottom:1px solid transparent;
  padding-bottom:2px;
  transition:.2s;
}
.more-link:hover{color:var(--golddeep);border-color:var(--gold);}
.related-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.read-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  overflow:hidden;
  padding:0;
  display:grid;
  grid-template-columns:minmax(0,1fr) 128px;
  gap:0;
  transition:.25s ease;
}
.read-card:hover{
  transform:translateY(-4px);
  box-shadow:0 18px 40px rgba(22,30,40,.1);
}
.read-card-img{overflow:hidden;}
.read-card-img img{width:100%;height:100%;object-fit:cover;min-height:130px;transition:transform .5s ease;}
.read-card:hover .read-card-img img{transform:scale(1.06);}
.read-card-body{display:flex;flex-direction:column;justify-content:center;padding:18px 20px;}
.read-card-body .cat-chip{
  font-size:11.5px;
  color:var(--golddeep);
  letter-spacing:.06em;
  margin-bottom:6px;
  font-weight:600;
}
.read-card-body h3{font-size:17px;margin:.1em 0 .4em;line-height:1.5;}
.read-card-body p{
  font-size:13px;color:var(--mute);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin:0;
}

/* 官网频道帮助 */
.help-section{padding:60px 0;}
.help-block{
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  padding:32px 38px;
}
.help-block p{color:var(--mute);font-size:15px;line-height:1.9;margin-bottom:20px;}
.help-channel-list{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px;}
.help-channel-link{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:38px;
  padding:0 16px;
  background:#F8F3EA;
  border:1px solid var(--line);
  border-radius:999px;
  font-size:14px;
  color:var(--ink);
  transition:.2s;
}
.help-channel-link:hover{
  border-color:var(--gold);
  background:rgba(255,255,255,.8);
  color:var(--golddeep);
}

/* FAQ */
.faq-section{padding:38px 0 62px;background:transparent;}
.faq-section .section-head{margin-bottom:30px;}
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
  transition:.2s;
}
.faq-item[open]{box-shadow:0 12px 28px rgba(20,24,30,.06);}
.faq-item summary{
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:16px 20px;
  font-weight:500;
  color:#252930;
  cursor:pointer;
  font-size:15px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:after{
  content:"+";
  width:22px;height:22px;
  border:1px solid var(--line);
  border-radius:50%;
  color:var(--golddeep);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:16px;
  flex-shrink:0;
  transition:.22s;
}
.faq-item[open] summary:after{transform:rotate(45deg);color:#fff;background:var(--gold);border-color:var(--gold);}
.faq-item .answer{
  padding:0 20px 18px;
  font-size:14px;
  color:var(--mute);
  line-height:1.85;
}
.faq-item .answer p{margin:0;}

/* CTA */
.cta-section{padding:20px 0 80px;}
.cta-inner{
  position:relative;
  overflow:hidden;
  background:linear-gradient(120deg,#151b22,#0b0f14 60%,#171c21);
  border-radius:18px;
  padding:52px 58px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:34px;
  flex-wrap:wrap;
}
.cta-inner:before{
  content:"";
  position:absolute;right:-90px;top:-90px;
  width:220px;height:220px;
  background:radial-gradient(circle,rgba(198,162,114,.22),transparent 66%);
}
.cta-inner .cta-copy{position:relative;z-index:1;}
.cta-inner .cta-copy h2{margin:0 0 8px;color:#fff;}
.cta-inner .cta-copy p{margin:0;color:rgba(255,255,255,.65);font-size:14.5px;}
.cta-btns{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1;}
.cta-note{
  flex-basis:100%;
  color:rgba(255,255,255,.38);
  font-size:12px;
  margin:0;
}

/* 页脚 */
.footer{background:var(--night);color:#d9d5ce;}  
.footer .container-main{padding-bottom:32px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr .6fr;
  gap:44px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand .brand-logo .logo-text{color:#fff;}
.footer-brand .brand-logo .logo-sub{color:rgba(255,255,255,.6);}
.footer-brand p{color:rgba(255,255,255,.58);font-size:14px;line-height:1.85;max-width:340px;}
.footer-contact{font-size:13px;color:rgba(255,255,255,.5);margin-top:16px;}
.footer-head{
  color:#fff;
  font-size:14px;
  font-weight:600;
  letter-spacing:.04em;
  margin-bottom:18px;
}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{
  font-size:14px;
  color:rgba(255,255,255,.6);
  transition:.2s;
  width:fit-content;
}
.footer-links a:hover{color:var(--gold);}
.footer-cta-links a{font-size:13.5px;color:rgba(255,255,255,.55);}
.footer-cats{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
  padding:30px 0;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-cat{
  background:rgba(255,255,255,.035);
  border:1px solid rgba(255,255,255,.08);
  border-radius:12px;
  padding:20px 22px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:8px;
  transition:.22s;
}
.footer-cat:hover{
  background:rgba(198,162,114,.08);
  border-color:rgba(198,162,114,.4);
  transform:translateY(-2px);
}
.footer-cat .fcat-title{color:#fff;font-size:16px;font-weight:600;}
.footer-cat .fcat-desc{color:rgba(255,255,255,.42);font-size:12.5px;line-height:1.6;}
.footer-cat .fcat-arrow{color:var(--gold);font-size:15px;}
.footer-legal{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:26px;
  font-size:12.5px;
  color:rgba(255,255,255,.38);
}
.footer-legal .legal-line{display:flex;gap:12px;flex-wrap:wrap;}
.footer-legal a{color:rgba(255,255,255,.45);transition:.2s;}
.footer-legal a:hover{color:var(--gold);}

@media (max-width: 1023px){
  .topbar{padding:0 18px;}
  .top-links{display:none;}
  .related-grid{grid-template-columns:1fr;}
  .faq-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .article-banner{padding:76px 0 84px;}
  .article-title{font-size:32px;}
  .reading-shell{padding:44px 44px;}
}
@media (max-width: 767px){
  .container-main{padding-left:20px;padding-right:20px;}
  .brand-logo .logo-text{font-size:16.5px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-cats{grid-template-columns:1fr;}
  .article-banner{padding:60px 0 70px;}
  .article-title{font-size:27px;padding-left:14px;}
  .article-hint{padding:12px 14px;font-size:13px;}
  .reading-shell{padding:26px 22px;border-radius:12px;}
  .article-body{font-size:15px;}
  .article-body h2{font-size:22px;}
  .cta-inner{padding:38px 24px;}
  .cta-btns{width:100%;}
  .cta-btns .btn-main,.cta-btns .btn-outline{flex:1;}
  .article-section{padding-top:46px;}
}
@media (max-width: 520px){
  .container-main{padding-left:16px;padding-right:16px;}
  .topbar .top-glance{font-size:12px;}
  .header-row{min-height:64px;gap:10px;}
  .site-header.scrolled .header-row{min-height:58px;}
  .banner-meta{gap:8px;}
  .article-title{font-size:24px;}
  .article-sub-lead{font-size:14px;}
  .related-grid{grid-template-columns:1fr;}
  .read-card{grid-template-columns:1fr 104px;}
  .read-card-body{padding:14px;}
  .read-card-body h3{font-size:16px;}
  .footer-cats{grid-template-columns:1fr;}
  .footer-legal{flex-direction:column;text-align:left;}
  .nav-cta{display:none;}
  .btn-main,.btn-outline{height:40px;padding:0 18px;font-size:14px;}
}

@media (prefers-reduced-motion: reduce){
  *,*:before,*:after{animation:none!important;transition:none!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root {
    --night: #0c1116;
    --night-2: #161d24;
    --paper: #f6f2eb;
    --card: #ffffff;
    --card-soft: #fbf8f3;
    --gold: #c6a272;
    --gold-dark: #b08d5b;
    --gold-soft: #ebdcc4;
    --ink: #20242a;
    --muted: #6a7078;
    --line: #e7e0d6;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-soft: 0 12px 36px rgba(20, 24, 30, .06);
    --transition: .25s ease;
  }

  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
  }

  body {
    margin: 0;
    font-family: "PingFang SC", "HarmonyOS Sans", "Microsoft YaHei", "Helvetica Neue", sans-serif;
    background: var(--paper);
    color: var(--ink);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
  }

  img {
    max-width: 100%;
    display: block;
  }

  a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
  }

  button,
  input {
    font: inherit;
  }

  a:hover {
    color: var(--gold-dark);
  }

  ::selection {
    background: rgba(198, 162, 114, .24);
  }

  :focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
  }

  .bg-night {
    background-color: var(--night) !important;
  }

  .bg-paper {
    background-color: var(--paper) !important;
  }

  .text-gold {
    color: var(--gold) !important;
  }

  .text-white\/50,
  .text-white\/40,
  .text-white\/45 {
    color: rgba(255, 255, 255, .58);
  }

  .border-white\/8 {
    border-color: rgba(255, 255, 255, .08);
  }

  .container-main {
    width: min(1320px, 100% - 44px);
    margin-inline: auto;
  }

  .section {
    padding-block: 88px;
  }

  .section-head {
    max-width: 780px;
    margin-bottom: 44px;
  }

  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--gold-dark);
    font-weight: 600;
  }

  .section-title {
    font-size: clamp(28px, 3.4vw, 38px);
    line-height: 1.28;
    margin: 10px 0 14px;
    letter-spacing: -0.01em;
  }

  .section-sub {
    font-size: 16px;
    color: var(--muted);
  }

  .crumbs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: rgba(255, 255, 255, .72);
    margin-bottom: 20px;
  }

  .crumbs a {
    color: rgba(255, 255, 255, .9);
  }

  .crumbs a:hover {
    color: var(--gold);
  }

  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(246, 242, 235, .9);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(32, 36, 42, .06);
  }

  .site-header-inner {
    display: flex;
    align-items: center;
    min-height: 72px;
    gap: 18px;
    flex-wrap: nowrap;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    flex-shrink: 0;
  }

  .brand-icon {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid rgba(198, 162, 114, .55);
    background: rgba(198, 162, 114, .12);
    flex: none;
  }

  .brand-icon .core {
    display: block;
    width: 16px;
    height: 16px;
    transform: rotate(45deg);
    border: 2px solid var(--gold);
    border-radius: 1px;
  }

  .brand-icon .dot {
    position: absolute;
    right: 7px;
    top: 7px;
    width: 6px;
    height: 6px;
    background: var(--gold);
    border-radius: 999px;
  }

  .brand-name {
    font-size: 18px;
    font-weight: 650;
    letter-spacing: -0.01em;
    line-height: 1.25;
  }

  .desktop-nav {
    display: flex;
    flex: 1;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-left: 12px;
    white-space: nowrap;
  }

  .nav-link {
    display: inline-flex;
    align-items: center;
    padding: 8px 13px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    transition: background var(--transition), color var(--transition);
  }

  .nav-link:hover {
    background: rgba(198, 162, 114, .1);
    color: var(--gold-dark);
  }

  .nav-link.active {
    background: rgba(198, 162, 114, .16);
    color: var(--gold-dark);
  }

  .header-tools {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    flex-shrink: 0;
    margin-left: auto;
  }

  .header-search {
    display: none;
    align-items: center;
    gap: 8px;
    height: 38px;
    padding: 0 14px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, .6);
    border-radius: 999px;
    color: var(--muted);
    min-width: 160px;
  }

  .header-search input {
    background: transparent;
    border: 0;
    outline: none;
    width: 130px;
    font-size: 13px;
    color: var(--ink);
  }

  .header-search input::placeholder {
    color: #8b8f94;
  }

  .header-search svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
  }

  .header-hot {
    display: none;
    align-items: center;
    gap: 7px;
    white-space: nowrap;
  }

  .header-hot span.hot-label {
    font-size: 13px;
    color: var(--muted);
  }

  .header-hot a {
    display: inline-block;
    padding: 4px 10px;
    font-size: 13px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--ink);
    line-height: 1.4;
    transition: border-color var(--transition), color var(--transition);
  }

  .header-hot a:hover {
    border-color: var(--gold);
    color: var(--gold-dark);
  }

  .header-cta {
    display: none;
    height: 38px;
    align-items: center;
    justify-content: center;
    padding: 0 17px;
    border-radius: 999px;
    border: 1px solid rgba(198, 162, 114, .65);
    font-size: 13px;
    font-weight: 500;
    color: var(--gold-dark);
    transition: background var(--transition), color var(--transition);
  }

  .header-cta:hover {
    background: rgba(198, 162, 114, .09);
    color: var(--gold-dark);
  }

  .burger-btn {
    display: inline-flex;
    width: 42px;
    height: 42px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    border: 0;
    background: transparent;
    border-radius: 8px;
    cursor: pointer;
  }

  .burger-btn span {
    width: 20px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: all .3s;
  }

  .burger-btn.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .burger-btn.open span:nth-child(2) {
    opacity: 0;
  }

  .burger-btn.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .mobile-nav {
    display: none;
    position: fixed;
    top: 72px;
    right: 0;
    left: 0;
    z-index: 99;
    height: calc(100vh - 72px);
    overflow-y: auto;
    background: var(--paper);
    padding: 30px 0 40px;
    border-top: 1px solid var(--line);
  }

  .mobile-nav.open {
    display: block;
  }

  .mobile-nav-link {
    display: block;
    padding: 15px 18px;
    border-radius: 12px;
    font-size: 17px;
    font-weight: 500;
    color: var(--ink);
  }

  .mobile-nav-link.active {
    background: rgba(198, 162, 114, .15);
    color: var(--gold-dark);
  }

  .mobile-nav .mobile-trends {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
  }

  .mobile-nav .mobile-trends a {
    padding: 6px 14px;
    border: 1px solid var(--line);
    border-radius: 999px;
    font-size: 14px;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 48px;
    padding: 0 26px;
    border: 1px solid transparent;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all .25s ease;
    white-space: nowrap;
  }

  .btn svg {
    width: 16px;
    height: 16px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  .btn-gold {
    background: var(--gold);
    color: #fff;
    border-color: var(--gold);
  }

  .btn-gold:hover {
    background: var(--gold-dark);
    border-color: var(--gold-dark);
    color: #fff;
    transform: translateY(-1px);
  }

  .btn-line {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, .75);
  }

  .btn-line:hover {
    background: rgba(198, 162, 114, .1);
    color: var(--gold);
    border-color: var(--gold);
  }

  .btn-dark-line {
    background: transparent;
    color: var(--ink);
    border-color: rgba(32, 36, 42, .38);
  }

  .btn-dark-line:hover {
    border-color: var(--gold);
    color: var(--gold-dark);
    background: rgba(198, 162, 114, .06);
  }

  .btn:active {
    transform: translateY(0);
    box-shadow: inset 0 1px 6px rgba(0, 0, 0, .14);
  }

  .cat-hero {
    position: relative;
    color: #fff;
    overflow: hidden;
    background-color: var(--night);
    background-image: linear-gradient(76deg, rgba(12, 17, 22, .96) 8%, rgba(12, 17, 22, .66) 48%, rgba(12, 17, 22, .4) 82%), url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
    padding: 76px 0 72px;
  }

  .cat-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image: radial-gradient(circle at 16% 30%, rgba(198, 162, 114, .28), transparent 1px),
      radial-gradient(circle at 82% 38%, rgba(255, 255, 255, .45), transparent 1px),
      radial-gradient(circle at 57% 64%, rgba(198, 162, 114, .22), transparent 1px),
      radial-gradient(circle at 31% 74%, rgba(255, 255, 255, .3), transparent 1px),
      radial-gradient(circle at 72% 78%, rgba(255, 255, 255, .16), transparent 1px);
    background-size: 196px 196px, 228px 228px, 180px 180px, 260px 260px, 240px 240px;
    opacity: .65;
  }

  .hero-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.18fr .82fr;
    gap: 54px;
    align-items: center;
  }

  .hero-tagline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, .8);
    background: rgba(198, 162, 114, .12);
    border: 1px solid rgba(198, 162, 114, .3);
    border-radius: 999px;
    padding: 7px 15px;
    margin-bottom: 20px;
  }

  .hero-tagline::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: var(--gold);
    box-shadow: 0 0 0 3px rgba(198, 162, 114, .3);
  }

  .hero-title {
    font-size: clamp(38px, 5.8vw, 64px);
    margin: 0 0 16px;
    line-height: 1.15;
    letter-spacing: -0.02em;
    font-weight: 800;
    text-shadow: 0 2px 18px rgba(0, 0, 0, .35);
  }

  .hero-lead {
    font-size: 17px;
    max-width: 560px;
    color: rgba(255, 255, 255, .78);
    margin: 0 0 30px;
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 10px;
  }

  .hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 28px;
    margin-top: 38px;
    padding-top: 26px;
    border-top: 1px solid rgba(255, 255, 255, .15);
    color: rgba(255, 255, 255, .7);
    font-size: 14px;
  }

  .hero-meta b {
    color: var(--gold);
    font-weight: 600;
  }

  .hero-visual {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, .14);
    box-shadow: 0 22px 50px rgba(0, 0, 0, .32);
    background: var(--night-2);
  }

  .hero-visual .media {
    aspect-ratio: 4 / 4.8;
    overflow: hidden;
  }

  .hero-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .hero-visual::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(12, 17, 22, .72), transparent 50%);
    pointer-events: none;
  }

  .hero-visual .visual-note {
    position: absolute;
    left: 22px;
    right: 22px;
    bottom: 18px;
    z-index: 2;
  }

  .visual-note .cap {
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.45;
  }

  .visual-note .sub {
    color: rgba(255, 255, 255, .62);
    font-size: 13px;
    margin-top: 3px;
  }

  .section-strip {
    background: var(--night-2);
    color: rgba(255, 255, 255, .66);
    border-block: 1px solid rgba(255, 255, 255, .06);
  }

  .strip-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px 30px;
    padding-block: 20px;
  }

  .strip-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
  }

  .strip-tags a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border: 1px solid rgba(255, 255, 255, .18);
    border-radius: 999px;
    color: rgba(255, 255, 255, .76);
    font-size: 14px;
  }

  .strip-tags a:hover {
    color: var(--gold);
    border-color: rgba(198, 162, 114, .7);
  }

  .category-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-soft);
    padding: 14px 18px;
  }

  .category-toolbar input {
    flex: 1 1 240px;
    height: 38px;
    border: 0;
    outline: none;
    background: transparent;
    font-size: 15px;
  }

  .category-toolbar input::placeholder {
    color: #8b8f94;
  }

  .topic-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all .35s var(--transition);
  }

  .topic-card:hover {
    box-shadow: var(--shadow-soft);
    transform: translateY(-4px);
    border-color: rgba(198, 162, 114, .4);
  }

  .topic-card .media {
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--night-2);
  }

  .topic-card .media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s;
  }

  .topic-card:hover .media img {
    transform: scale(1.03);
  }

  .topic-card .body {
    padding: 22px;
  }

  .topic-card .kicker {
    display: block;
    font-size: 13px;
    color: var(--gold-dark);
    font-weight: 600;
    margin-bottom: 6px;
  }

  .topic-card .title {
    margin: 0 0 8px;
    font-size: 22px;
    line-height: 1.35;
  }

  .topic-card .desc {
    margin: 0;
    color: var(--muted);
    font-size: 15px;
  }

  .topic-card .link {
    display: inline-block;
    margin-top: 18px;
    font-size: 14px;
    color: var(--ink);
    border-bottom: 1px solid rgba(198, 162, 114, .6);
    padding-bottom: 2px;
  }

  .topic-card .link:hover {
    color: var(--gold-dark);
  }

  .bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 24px;
    align-items: stretch;
  }

  .bento-main {
    grid-column: span 7;
    display: flex;
    flex-direction: column;
  }

  .bento-stack {
    grid-column: span 5;
    display: flex;
    flex-direction: column;
    gap: 24px;
  }

  .wide-media-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all .3s;
    flex: 1;
  }

  .wide-media-card:hover {
    box-shadow: var(--shadow-soft);
    border-color: rgba(198, 162, 114, .45);
  }

  .wide-media-card .media {
    min-height: 260px;
    overflow: hidden;
    background: var(--night-2);
  }

  .wide-media-card .media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .45s;
  }

  .wide-media-card:hover .media img {
    transform: scale(1.04);
  }

  .wide-media-card .content {
    padding: 26px;
    display: flex;
    flex-direction: column;
  }

  .stack-row-card {
    display: flex;
    align-items: stretch;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    overflow: hidden;
    min-height: 130px;
    transition: all .3s;
  }

  .stack-row-card:hover {
    border-color: rgba(198, 162, 114, .45);
    box-shadow: var(--shadow-soft);
    transform: translateX(-3px) translateY(-2px);
  }

  .stack-row-card .media {
    width: 38%;
    min-width: 136px;
    overflow: hidden;
  }

  .stack-row-card .media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .45s;
  }

  .stack-row-card:hover .media img {
    transform: scale(1.04);
  }

  .stack-row-card .body {
    padding: 18px 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .stack-row-card .body h3 {
    margin: 0 0 6px;
    font-size: 18px;
    line-height: 1.4;
  }

  .stack-row-card .body p {
    margin: 0 0 8px;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.6;
  }

  .scene-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 16px;
  }

  .scene-list li {
    display: grid;
    grid-template-columns: 58px 1fr;
    gap: 18px;
    align-items: flex-start;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 20px 22px;
    transition: border-color var(--transition), box-shadow var(--transition);
  }

  .scene-list li:hover {
    border-color: rgba(198, 162, 114, .5);
    box-shadow: var(--shadow-soft);
  }

  .scene-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: rgba(198, 162, 114, .12);
    color: var(--gold-dark);
    font-size: 24px;
    font-weight: 700;
    font-family: Georgia, "Times New Roman", serif;
  }

  .scene-text h3 {
    margin: 0 0 6px;
    font-size: 19px;
    line-height: 1.4;
  }

  .scene-text p {
    margin: 0;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.75;
  }

  .timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }

  .timeline-item {
    position: relative;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 28px 22px 26px;
    transition: transform var(--transition), box-shadow var(--transition);
  }

  .timeline-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-soft);
    border-color: rgba(198, 162, 114, .45);
  }

  .timeline-item .dot {
    width: 14px;
    height: 14px;
    border-radius: 999px;
    background: var(--gold);
    box-shadow: 0 0 0 5px rgba(198, 162, 114, .14);
    margin-bottom: 18px;
  }

  .timeline-item h3 {
    margin: 0 0 8px;
    font-size: 18px;
    line-height: 1.4;
  }

  .timeline-item p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.7;
  }

  .background-deep {
    background-color: var(--night);
    color: #fff;
  }

  .background-deep .section-sub {
    color: rgba(255, 255, 255, .6);
  }

  .strip-card {
    display: flex;
    flex-direction: column;
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: var(--radius-md);
    padding: 30px;
    transition: background .3s, border-color .3s;
  }

  .strip-card:hover {
    border-color: rgba(198, 162, 114, .45);
    background: rgba(255, 255, 255, .07);
  }

  .strip-card .q {
    color: var(--gold);
    font-size: 27px;
    line-height: 1.4;
    font-family: Georgia, serif;
    opacity: .9;
  }

  .strip-card p {
    margin: 0 0 16px;
    font-size: 16px;
    line-height: 1.8;
    color: rgba(255, 255, 255, .78);
  }

  .strip-card .name {
    font-size: 14px;
    color: rgba(255, 255, 255, .48);
  }

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

  .faq-item {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color .25s, box-shadow .25s;
  }

  .faq-item.open {
    border-color: rgba(198, 162, 114, .45);
    box-shadow: var(--shadow-soft);
  }

  .faq-question {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    background: transparent;
    border: 0;
    padding: 22px 26px;
    text-align: left;
    font-size: 17px;
    font-weight: 600;
    color: var(--ink);
    cursor: pointer;
    line-height: 1.5;
  }

  .faq-icon {
    position: relative;
    width: 18px;
    height: 18px;
    flex: none;
  }

  .faq-icon::before,
  .faq-icon::after {
    content: "";
    position: absolute;
    border-radius: 2px;
    background: var(--gold-dark);
  }

  .faq-icon::before {
    width: 18px;
    height: 2px;
    top: 8px;
    left: 0;
  }

  .faq-icon::after {
    width: 2px;
    height: 18px;
    top: 0;
    left: 8px;
    transition: transform .2s ease;
  }

  .faq-item.open .faq-icon::after {
    transform: scaleY(0);
  }

  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .22s ease;
  }

  .faq-answer .inner {
    padding: 0 26px 24px;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.85;
    max-width: 900px;
  }

  .cta-block {
    background: var(--night);
    background-image: linear-gradient(110deg, rgba(198, 162, 114, .06), transparent 42%), url('/assets/images/backpic/back-3.png');
    background-size: cover;
    background-position: center;
    border-radius: 20px;
    overflow: hidden;
    color: #fff;
    padding: clamp(34px, 6vw, 72px);
    position: relative;
    border: 1px solid rgba(198, 162, 114, .24);
  }

  .cta-block::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(102deg, rgba(12, 17, 22, .95) 35%, rgba(12, 17, 22, .42) 78%);
    pointer-events: none;
  }

  .cta-block>* {
    position: relative;
  }

  .cta-title {
    font-size: clamp(28px, 4.6vw, 44px);
    letter-spacing: -0.02em;
    margin: 12px 0 14px;
  }

  .cta-block p.cta-desc {
    max-width: 540px;
    color: rgba(255, 255, 255, .74);
    margin: 0 0 26px;
    font-size: 16px;
  }

  .footer-head {
    color: rgba(255, 255, 255, .5);
    font-size: 14px;
    letter-spacing: .08em;
    text-transform: uppercase;
    margin: 0 0 14px;
    font-weight: 600;
  }

  .footer-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: rgba(255, 255, 255, .62);
  }

  .footer-link:hover {
    color: var(--gold) !important;
  }

  .footer-catlink {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    color: rgba(255, 255, 255, .86);
    font-size: 20px;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 12px;
    padding: 18px 22px;
    background: rgba(255, 255, 255, .035);
    transition: border-color .3s, background .3s, transform .3s;
  }

  .footer-catlink:hover {
    border-color: rgba(198, 162, 114, .48);
    background: rgba(198, 162, 114, .08);
    color: #fff;
    transform: translateY(-2px);
  }

  .footer-catlink span:last-child {
    font-size: 20px;
    color: var(--gold);
  }

  @media (min-width: 1024px) {
    .desktop-nav {
      display: flex !important;
    }

    .header-hot {
      display: flex;
    }

    .header-search {
      display: flex;
    }

    .header-cta {
      display: inline-flex;
    }

    .burger-btn {
      display: none;
    }
  }

  @media (max-width: 1023.98px) {
    .desktop-nav {
      display: none !important;
    }

    .burger-btn {
      display: inline-flex;
    }

    .header-search {
      display: none;
    }

    .header-cta {
      display: none;
    }

    .hero-grid {
      grid-template-columns: 1fr;
      gap: 40px;
    }

    .hero-visual {
      max-width: 460px;
    }

    .bento-main,
    .bento-stack {
      grid-column: span 12;
    }

    .wide-media-card {
      grid-template-columns: 1fr;
    }

    .wide-media-card .media {
      min-height: 220px;
    }

    .timeline {
      grid-template-columns: 1fr 1fr;
    }
  }

  @media (max-width: 767.98px) {
    .section {
      padding-block: 64px;
    }

    .container-main {
      width: min(100% - 28px, 1320px);
    }

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

    .hero-lead {
      font-size: 15px;
    }

    .hero-meta {
      flex-direction: column;
      gap: 8px;
    }

    .section-title {
      font-size: 27px;
    }

    .wide-media-card,
    .bento-grid,
    .timeline {
      grid-template-columns: 1fr;
    }

    .stack-row-card .media {
      width: 42%;
      min-width: 120px;
    }

    .toc-cat-grid {
      grid-template-columns: 1fr;
    }

    .strip-inner {
      align-items: flex-start;
    }

    .category-toolbar {
      flex-direction: column;
      align-items: stretch;
    }

    .btn {
      width: 100%;
    }

    .hero-actions {
      flex-direction: column;
      align-items: stretch;
    }

    .cta-block {
      border-radius: 14px;
    }
  }

  @media (min-width: 641px) and (max-width: 1023px) {
    .hero-actions {
      flex-direction: row;
    }

    .hero-actions .btn {
      width: auto;
    }
  }

/* roulang page: category3 */
:root {
  --night: #0C1116;
  --night-soft: #161D24;
  --paper: #F6F2EB;
  --card: #FFFFFF;
  --card-soft: #FBF8F3;
  --ink: #20242A;
  --muted: #69707A;
  --line: #E7E0D6;
  --gold: #C6A272;
  --gold-dark: #B08D5B;
  --gold-weak: #EBDCC4;
  --radius: 16px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: "PingFang SC", "HarmonyOS Sans", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
}

button,
input {
  font-family: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.container-main {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 24px;
}

@media (max-width: 640px) {
  .container-main {
    padding: 0 20px;
  }
}

/* 导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(246, 242, 235, .92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(231, 224, 214, .9);
  transition: background .3s ease, box-shadow .3s ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, .95);
  box-shadow: 0 8px 30px rgba(12, 17, 22, .05);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-mark {
  position: relative;
  display: inline-flex;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(198, 162, 114, .14);
  border: 1px solid rgba(198, 162, 114, .4);
  align-items: center;
  justify-content: center;
}

.brand-mark::before {
  content: "";
  display: block;
  width: 14px;
  height: 14px;
  border: 2px solid var(--gold);
  transform: rotate(45deg);
  border-radius: 1px;
}

.brand-mark::after {
  content: "";
  position: absolute;
  right: 6px;
  top: 6px;
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--gold);
}

.brand-text {
  font-size: 18px;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--ink);
  white-space: nowrap;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

@media (max-width: 1023px) {
  .desktop-nav {
    display: none;
  }
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  font-size: 15px;
  font-weight: 450;
  color: #51565c;
  padding: 26px 0 20px;
  transition: color .2s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 50%;
  right: 50%;
  bottom: 14px;
  height: 2px;
  background: var(--gold);
  border-radius: 4px;
  transition: all .25s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--ink);
}

.nav-link:hover::after,
.nav-link.active::after {
  left: 2px;
  right: 2px;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 16px;
}

.search-box {
  display: none;
  align-items: center;
  gap: 8px;
  width: 200px;
  height: 40px;
  padding: 0 14px;
  border-radius: 10px;
  background: #ffffff;
  border: 1px solid var(--line);
  transition: border .2s ease, box-shadow .2s ease;
}

.search-box:focus-within {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(198, 162, 114, .14);
}

.search-box input {
  width: 100%;
  border: 0;
  outline: none;
  background: transparent;
  font-size: 14px;
  color: var(--ink);
}

.search-box svg {
  width: 16px;
  height: 16px;
  stroke: #9aa0a6;
  flex-shrink: 0;
}

@media (min-width: 1280px) {
  .search-box {
    display: flex;
  }
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}

@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
  }
}

/* 移动端抽屉 */
.mobile-nav {
  position: fixed;
  top: 76px;
  left: 0;
  right: 0;
  z-index: 85;
  background: var(--paper);
  padding: 16px 20px 28px;
  border-bottom: 1px solid var(--line);
  transform: translateY(-110%);
  opacity: 0;
  visibility: hidden;
  transition: transform .32s ease, opacity .26s ease, visibility .26s;
}

body.nav-open .mobile-nav {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.mobile-nav a {
  display: block;
  padding: 13px 4px;
  font-size: 16px;
  font-weight: 500;
  border-bottom: 1px solid rgba(231, 224, 214, .6);
}

.mobile-nav a:last-of-type {
  border-bottom: 0;
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 10px;
  padding: 13px 24px;
  font-size: 15px;
  font-weight: 550;
  line-height: 1.3;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .24s ease;
  white-space: nowrap;
}

.btn-gold {
  background: var(--gold);
  color: #1a140d;
  border-color: var(--gold);
}

.btn-gold:hover {
  background: var(--gold-dark);
  border-color: var(--gold-dark);
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(176, 141, 91, .24);
}

.btn-gold:active {
  transform: translateY(0);
  box-shadow: inset 0 1px 4px rgba(0, 0, 0, .15);
}

.btn-outline-dark {
  background: transparent;
  color: var(--ink);
  border-color: #C6B9A8;
}

.btn-outline-dark:hover {
  background: rgba(198, 162, 114, .1);
  color: var(--gold-dark);
  border-color: var(--gold);
}

.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, .42);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, .1);
  border-color: var(--gold);
  color: var(--gold-weak);
}

.btn-gold-soft {
  background: var(--gold-weak);
  color: var(--ink);
  border-color: var(--gold-weak);
}

.btn-gold-soft:hover {
  background: #ddc7aa;
  border-color: var(--gold);
}

/* 区块 */
.section {
  padding-top: 96px;
  padding-bottom: 96px;
}

@media (max-width: 767px) {
  .section {
    padding-top: 64px;
    padding-bottom: 64px;
  }
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 40px;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--gold-dark);
  text-transform: none;
  font-weight: 500;
}

.section-kicker::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--gold);
}

.section-title {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-top: 8px;
}

.section-lead {
  color: var(--muted);
  font-size: 15px;
  max-width: 720px;
  margin-top: 6px;
}

/* Hero */
.cat-hero {
  position: relative;
  overflow: hidden;
  background: var(--night);
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, .06);
}

.cat-hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center 42%;
  opacity: .28;
}

.cat-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(12, 17, 22, 0.96) 0%, rgba(12, 17, 22, 0.82) 45%, rgba(19, 25, 33, 0.62) 100%);
}

.stars {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.5fr .8fr;
  align-items: end;
  gap: 60px;
  padding-top: 88px;
  padding-bottom: 100px;
}

@media (max-width: 1023px) {
  .hero-inner {
    grid-template-columns: 1fr;
    padding-top: 64px;
    padding-bottom: 64px;
    gap: 28px;
  }
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .2);
  background: rgba(255, 255, 255, .08);
  font-size: 13px;
  color: #e8decb;
  margin-bottom: 22px;
  backdrop-filter: blur(8px);
}

.hero-kicker i {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--gold);
  display: inline-block;
}

.hero-title {
  font-size: clamp(36px, 4.4vw, 56px);
  line-height: 1.18;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: #fff;
  max-width: 720px;
}

.hero-sub {
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(255, 255, 255, .66);
  margin-top: 20px;
  max-width: 660px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 30px;
}

.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, .45);
}

.hero-meta i {
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--gold);
  display: inline-block;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.hero-side-card {
  border: 1px solid rgba(255, 255, 255, .12);
  background: rgba(22, 29, 36, .54);
  backdrop-filter: blur(14px);
  border-radius: 20px;
  overflow: hidden;
  transition: transform .3s ease, border-color .3s ease;
}

.hero-side-card:hover {
  transform: translateY(-4px);
  border-color: rgba(198, 162, 114, .42);
}

.hero-side-card img {
  width: 100%;
  height: 228px;
  object-fit: cover;
  opacity: .85;
}

.hero-side-body {
  padding: 20px 22px 24px;
}

.hero-side-body p {
  font-size: 14px;
  color: rgba(255, 255, 255, .62);
  line-height: 1.8;
}

.hero-side-body strong {
  display: block;
  color: #fff;
  font-size: 17px;
  margin-bottom: 6px;
  font-weight: 600;
}

/* 信息方向轮显 */
.feature-media-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}

@media (max-width: 991px) {
  .feature-media-grid {
    grid-template-columns: 1fr;
  }
}

.media-card {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: #fff;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .3s ease, box-shadow .3s ease, border .3s ease;
}

.media-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 46px rgba(32, 36, 42, .08);
  border-color: rgba(198, 162, 114, .65);
}

.media-cover {
  position: relative;
  overflow: hidden;
}

.media-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .55s ease;
}

.media-card:hover .media-cover img {
  transform: scale(1.045);
}

.media-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(12, 17, 22, .46) 100%);
  opacity: 0;
  transition: opacity .3s ease;
}

.media-card:hover .media-scrim {
  opacity: 1;
}

.play-dot {
  position: absolute;
  right: 14px;
  bottom: 14px;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .85);
  background: rgba(12, 17, 22, .45);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 12px;
  backdrop-filter: blur(6px);
}

.media-body {
  padding: 22px 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.media-body h3 {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.45;
}

.media-body p {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

.media-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 13px;
  border-radius: 999px;
  background: var(--card-soft);
  border: 1px solid #ece5da;
  color: var(--muted);
  font-size: 13px;
  font-weight: 450;
}

.tag-gold {
  background: rgba(198, 162, 114, .14);
  border-color: rgba(198, 162, 114, .3);
  color: #84663c;
}

/* 大卡片与右侧列表 */
.split-feature {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 24px;
}

@media (max-width: 991px) {
  .split-feature {
    grid-template-columns: 1fr;
  }
}

.stacked-feature {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 24px;
}

@media (max-width: 480px) {
  .stacked-feature {
    grid-template-rows: auto auto;
  }
}

.compact-card {
  display: grid;
  grid-template-columns: 128px 1fr;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  overflow: hidden;
  transition: all .28s ease;
}

.compact-card:hover {
  border-color: var(--gold);
  transform: translateY(-3px);
  box-shadow: 0 16px 34px rgba(12, 17, 22, .07);
}

.compact-card .compact-img {
  height: 150px;
}

.compact-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.compact-body {
  padding: 18px 18px 16px;
  display: flex;
  flex-direction: column;
}

.compact-body h3 {
  font-size: 16px;
  line-height: 1.45;
}

.compact-body p {
  margin-top: 6px;
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.7;
}

@media (max-width: 520px) {
  .compact-card {
    grid-template-columns: 96px 1fr;
  }
}

/* 过程/使用场景 */
.route-block {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 64px;
  padding-left: 20px;
}

@media (max-width: 991px) {
  .route-block {
    grid-template-columns: 1fr;
  }
}

.route-block::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: linear-gradient(180deg, var(--gold), rgba(198, 162, 114, .12));
}

.route-item {
  position: relative;
  padding: 10px 0 18px 40px;
}

.route-item::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 22px;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  border: 2px solid var(--gold);
  background: var(--paper);
}

.route-index {
  display: inline-block;
  font-size: 12px;
  font-weight: 650;
  color: var(--gold-dark);
  letter-spacing: .04em;
  margin-bottom: 4px;
}

.route-item h3 {
  font-size: 17px;
  font-weight: 600;
}

.route-item p {
  font-size: 14px;
  color: var(--muted);
  margin-top: 6px;
  line-height: 1.85;
}

/* 深色陈述区 */
.dark-panel {
  background: var(--night);
  border-radius: 24px;
  color: #fff;
  padding: 60px;
  overflow: hidden;
  position: relative;
}

@media (max-width: 767px) {
  .dark-panel {
    padding: 34px 24px;
  }
}

.dark-panel h2 {
  color: #fff;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.dark-panel p {
  color: rgba(255, 255, 255, .58);
  font-size: 15px;
  margin-top: 12px;
  line-height: 1.9;
}

.source-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.source-badge {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .12);
  font-size: 13px;
  color: rgba(255, 255, 255, .72);
  transition: border .25s ease, background .25s ease;
}

.source-badge:hover {
  border-color: var(--gold);
  background: rgba(198, 162, 114, .1);
}

.source-badge i {
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--gold);
  display: inline-block;
  margin-right: 8px;
}

/* 口碑 */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 991px) {
  .testimonials {
    grid-template-columns: 1fr;
    overflow-x: auto;
    scrollbar-width: none;
  }
  .testimonials::-webkit-scrollbar {
    display: none;
  }
  .testimonials {
    display: flex;
    gap: 16px;
    margin-left: -20px;
    margin-right: -20px;
    padding-left: 20px;
    padding-right: 20px;
  }
  .quote-card {
    min-width: 290px;
  }
}

.quote-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: all .28s ease;
}

.quote-card:hover {
  box-shadow: 0 18px 38px rgba(12, 17, 22, .06);
  transform: translateY(-3px);
  border-color: rgba(198, 162, 114, .65);
}

.quote-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.quote-meta .avatar {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--card-soft);
  border: 1px solid #e4dccd;
  color: var(--gold-dark);
  font-size: 16px;
  font-weight: 600;
}

.quote-meta strong {
  font-size: 14px;
  font-weight: 600;
  display: block;
}

.quote-meta small {
  color: var(--muted);
  font-size: 12px;
}

.star-line {
  display: flex;
  gap: 3px;
  color: var(--gold);
  font-size: 14px;
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.quote-card blockquote {
  font-size: 14.5px;
  line-height: 1.85;
  color: #4a5057;
}

/* FAQ */
.faq-list {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 14px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: border .25s ease;
}

.faq-item.is-open {
  border-color: rgba(198, 162, 114, .55);
}

.faq-q {
  width: 100%;
  padding: 20px 58px 20px 22px;
  background: transparent;
  border: 0;
  text-align: left;
  font-size: 16px;
  font-weight: 550;
  line-height: 1.5;
  color: var(--ink);
  position: relative;
  display: block;
  cursor: pointer;
}

.faq-q::after {
  content: "+";
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  color: var(--gold-dark);
  font-weight: 400;
  transition: transform .25s ease;
}

.faq-item.is-open .faq-q::after {
  content: "−";
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .25s ease;
}

.faq-a-inner {
  padding: 0 24px 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.9;
  border-top: 1px solid #f1ece4;
  margin-top: -1px;
}

/* CTA */
.cta-final {
  padding: 90px 0;
}

.cta-box {
  background: linear-gradient(110deg, #12171c 0%, #1d2126 60%, #1a1c1d 100%);
  color: #fff;
  border-radius: 28px;
  padding: 70px 64px;
  position: relative;
  overflow: hidden;
}

.cta-box::after {
  content: "";
  position: absolute;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  right: -130px;
  top: -160px;
  background: radial-gradient(circle, rgba(198, 162, 114, .22) 0%, transparent 65%);
}

@media (max-width: 767px) {
  .cta-box {
    padding: 42px 24px;
  }
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
}

.cta-inner h2 {
  color: #fff;
  font-size: clamp(25px, 3vw, 38px);
  line-height: 1.35;
}

.cta-inner p {
  margin-top: 12px;
  color: rgba(255, 255, 255, .52);
  font-size: 15px;
  max-width: 600px;
}

/* 页脚 */
.bg-night {
  background: var(--night);
}

.footer-head {
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, .85);
  margin-bottom: 18px;
}

.footer-link {
  color: rgba(255, 255, 255, .42);
  transition: color .25s ease;
  font-size: 14px;
}

.footer-link:hover {
  color: var(--gold);
}

.footer-catlink {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgba(255, 255, 255, .62);
  border: 1px solid rgba(255, 255, 255, .1);
  background: rgba(255, 255, 255, .03);
  border-radius: 14px;
  padding: 16px 20px;
  font-size: 16px;
  font-weight: 500;
  transition: all .25s ease;
}

.footer-catlink:hover {
  border-color: rgba(198, 162, 114, .46);
  background: rgba(198, 162, 114, .1);
  color: var(--gold-weak);
  transform: translateY(-2px);
}

.footer-catlink span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.footer-catlink span + span {
  font-size: 18px;
  color: var(--gold);
}

/* 焦点样式 */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 6px;
}

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

/* 区块底色 */
.segment-white {
  background: #fff;
}

.segment-paper {
  background: var(--paper);
}

.bg-line {
  border-bottom: 1px solid var(--line);
}

.line-border {
  border-bottom: 1px solid var(--line);
}

.text-gold {
  color: var(--gold);
}

.text-gold-dark {
  color: var(--gold-dark);
}

.text-muted-custom {
  color: var(--muted);
}