/* roulang page: index */
:root{
  --primary:#0E7C6B;
  --primary-dark:#0A5D51;
  --accent:#F5A623;
  --dark:#0C1310;
  --light:#F7F6F2;
  --white:#FFFFFF;
  --text:#1A1D1B;
  --text-gray:#6B7280;
  --text-dark:#E8EAE6;
  --text-dark-muted:rgba(255,255,255,.65);
  --border:#E5E4DF;
  --border-dark:rgba(255,255,255,.12);
  --radius-card:16px;
  --radius-btn:999px;
  --radius-tag:6px;
  --radius-input:12px;
  --shadow-card:0 2px 16px rgba(0,0,0,.06);
  --shadow-hover:0 8px 32px rgba(0,0,0,.10);
  --space:clamp(64px,8vw,96px);
  --font:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.75;color:var(--text);background:var(--white);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .25s ease,border-color .25s ease,background .25s ease}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.2em;color:var(--accent);text-transform:uppercase;margin-bottom:14px}
.section-head{text-align:center;max-width:760px;margin:0 auto clamp(40px,5vw,56px)}
.section-head h2{font-size:32px;font-weight:600;line-height:1.3;margin:0 0 12px;color:var(--text)}
.section-head p{font-size:16px;color:var(--text-gray);margin:0}
.section{background:var(--light);padding:var(--space) 0}
.section-white{background:var(--white)}
.section-dark{background:var(--dark)}

/* 按钮系统 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 30px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;transition:all .25s ease;white-space:nowrap}
.btn-primary{background:var(--accent);color:var(--dark)}
.btn-primary:hover{background:#E0920A;transform:translateY(-2px);box-shadow:0 10px 28px rgba(245,166,35,.38)}
.btn-primary:focus{outline:none;box-shadow:0 0 0 3px rgba(245,166,35,.28),0 10px 28px rgba(245,166,35,.38)}
.btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.65)}
.btn-outline:hover{border-color:var(--primary);background:rgba(14,124,107,.18);transform:translateY(-2px)}
.btn-outline:focus{outline:none;box-shadow:0 0 0 3px rgba(14,124,107,.3)}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-ghost:hover{background:rgba(14,124,107,.08);border-color:var(--primary-dark)}
.btn-arrow::after{content:'→';font-size:16px;transition:transform .25s ease}
.btn-arrow:hover::after{transform:translateX(4px)}

/* 导航 */
.site-header{position:fixed;top:0;left:0;right:0;z-index:120;height:72px;display:flex;align-items:center;background:rgba(12,19,16,.36);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08);transition:background .3s ease,box-shadow .3s ease}
.site-header.scrolled{background:rgba(12,19,16,.88);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 6px 28px rgba(0,0,0,.28)}
.header-inner{display:flex;align-items:center;justify-content:space-between;width:100%}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:11px;background:var(--primary);color:#fff;font-size:19px;font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(14,124,107,.35)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:19px;font-weight:600;color:#fff;letter-spacing:.04em}
.brand-sub{font-size:11px;color:rgba(255,255,255,.55);letter-spacing:.14em}
.main-nav{display:flex;align-items:center;gap:38px}
.nav-link{position:relative;font-size:14px;font-weight:500;color:rgba(255,255,255,.72);padding:9px 0;letter-spacing:.02em}
.nav-link:hover{color:var(--primary)}
.nav-link.active{color:#fff}
.nav-link.active::after{content:'';position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--accent)}
.nav-divider{width:1px;height:18px;background:rgba(255,255,255,.22)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:rgba(255,255,255,.08)}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#fff;transition:transform .3s ease,opacity .3s ease}
.nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.active span:nth-child(2){opacity:0}

/* Hero */
.hero{min-height:90vh;display:flex;align-items:center;background:linear-gradient(118deg,rgba(12,19,16,.78) 0%,rgba(12,19,16,.48) 62%,rgba(14,124,107,.30) 100%),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;padding:140px 0 96px;position:relative}
.hero-content{text-align:center;max-width:860px;margin:0 auto}
.hero-content .eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.24em;color:var(--accent);background:rgba(245,166,35,.12);border:1px solid rgba(245,166,35,.28);padding:6px 18px;border-radius:999px;margin-bottom:26px}
.hero h1{font-size:clamp(32px,4.6vw,48px);font-weight:600;line-height:1.25;color:#fff;margin:0 0 18px;letter-spacing:.02em}
.hero-sub{font-size:17px;color:rgba(255,255,255,.78);line-height:1.8;max-width:640px;margin:0 auto 34px;font-weight:400}
.hero-ctas{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.hero-stats{display:flex;justify-content:center;gap:0;margin-top:64px;flex-wrap:wrap}
.hero-stat{flex:1;min-width:160px;text-align:center;padding:0 22px;position:relative}
.hero-stat + .hero-stat::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:38px;background:rgba(255,255,255,.2)}
.hero-stat-num{font-size:30px;font-weight:600;color:var(--accent);line-height:1.2;font-variant-numeric:tabular-nums}
.hero-stat-label{font-size:13px;color:rgba(255,255,255,.6);margin-top:4px}

/* 游戏卡片 */
.game-grid{padding:var(--space) 0}
.game-col{margin-bottom:24px}
.game-card{background:var(--white);border-radius:var(--radius-card);box-shadow:var(--shadow-card);overflow:hidden;height:100%;display:flex;flex-direction:column;border:1px solid transparent;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.game-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--primary-dark)}
.game-card-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.game-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.game-card:hover .game-card-media img{transform:scale(1.05)}
.game-type{position:absolute;top:14px;left:14px;z-index:2;background:var(--primary);color:#fff;font-size:12px;line-height:1;padding:7px 12px;border-radius:var(--radius-tag);font-weight:500;letter-spacing:.02em}
.game-card-body{padding:22px 22px 20px;display:flex;flex-direction:column;flex:1}
.game-card-body h3{font-size:20px;font-weight:600;margin:0 0 8px;color:var(--text);line-height:1.3}
.game-meta{display:flex;align-items:center;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.stars{position:relative;display:inline-block;color:#E5E4DF;font-size:14px;letter-spacing:2px;line-height:1}
.stars span{position:absolute;left:0;top:0;color:var(--accent);overflow:hidden;white-space:nowrap}
.rating{font-size:14px;font-weight:600;color:var(--text);font-variant-numeric:tabular-nums}
.downloads{font-size:13px;color:var(--text-gray);margin-left:auto}
.btn-game{display:flex;align-items:center;justify-content:center;width:100%;height:44px;border-radius:999px;font-size:14px;font-weight:600;color:var(--primary);background:rgba(14,124,107,.07);border:1px solid rgba(14,124,107,.16);transition:all .25s ease}
.btn-game:hover{background:rgba(14,124,107,.14);color:var(--primary-dark);border-color:var(--primary)}

/* 资讯 CMS 区 */
.news-grid{padding:var(--space) 0}
.news-wrap{background:var(--white);border-radius:20px;box-shadow:var(--shadow-card);padding:clamp(24px,4vw,44px)}
.news-layout .cell{min-width:0}
.news-feature{position:relative;display:block;border-radius:16px;overflow:hidden;min-height:100%;background:var(--dark)}
.news-feature img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.82;transition:transform .4s ease,opacity .3s ease}
.news-feature:hover img{transform:scale(1.04);opacity:.94}
.news-feature-body{position:absolute;left:0;right:0;bottom:0;padding:18px 22px 20px;background:linear-gradient(0deg,rgba(12,19,16,.92) 0%,rgba(12,19,16,.55) 60%,transparent 100%)}
.news-feature-body h3{font-size:20px;font-weight:600;color:#fff;margin:0 0 6px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-feature-body p{font-size:14px;color:rgba(255,255,255,.72);margin:0 0 10px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.news-feature-meta{display:flex;align-items:center;gap:10px}
.news-tag{display:inline-block;background:var(--accent);color:var(--dark);font-size:12px;font-weight:600;line-height:1;padding:6px 12px;border-radius:6px}
.news-feature-date{font-size:13px;color:rgba(255,255,255,.65)}
.news-mini{display:flex;flex-direction:column;gap:14px;height:100%}
.news-item{display:flex;align-items:center;gap:12px;padding:16px 6px;border-bottom:1px solid var(--border);transition:background .25s ease,padding-left .25s ease}
.news-item:last-child{border-bottom:none}
.news-item:hover{background:var(--light);padding-left:12px}
.news-item-date{font-size:13px;color:var(--text-gray);flex-shrink:0;width:78px;font-variant-numeric:tabular-nums}
.news-item-title{flex:1;min-width:0;font-size:15px;font-weight:500;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.news-item-cat{flex-shrink:0;font-size:12px;color:var(--primary);background:rgba(14,124,107,.08);padding:5px 10px;border-radius:6px;line-height:1;font-weight:500}
.news-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center}
.news-empty-icon{width:56px;height:56px;border-radius:50%;background:var(--light);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:14px}
.news-empty p{font-size:15px;color:var(--text-gray);margin:0}

/* FAQ */
.faq-grid{padding:var(--space) 0}
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{background:var(--white);border:1px solid var(--border);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease}
.faq-item:hover{background:var(--light)}
.faq-item.active{border-color:var(--primary);box-shadow:0 4px 20px rgba(14,124,107,.08)}
.faq-question{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;cursor:pointer;width:100%;text-align:left}
.faq-question h3{font-size:16px;font-weight:600;color:var(--text);margin:0;line-height:1.5}
.faq-question .faq-icon{flex-shrink:0;width:28px;height:28px;border-radius:50%;border:1.5px solid var(--primary);color:var(--primary);font-size:15px;font-weight:400;display:flex;align-items:center;justify-content:center;transition:transform .3s ease,background .3s ease,color .3s ease}
.faq-item.active .faq-icon{transform:rotate(45deg);background:var(--primary);color:#fff}
.faq-answer{display:none;padding:0 24px 22px;font-size:15px;color:var(--text-gray);line-height:1.75;max-width:760px}
.faq-item.active .faq-answer{display:block}

/* 评价轮播 */
.rating-section{background:var(--dark);padding:var(--space) 0;color:#fff;position:relative;overflow:hidden}
.rating-section::before{content:'';position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(14,124,107,.28),transparent 70%);top:-160px;right:-100px;pointer-events:none}
.rating-section .section-head h2{color:var(--text-dark)}
.rating-section .section-head p{color:var(--text-dark-muted)}
.testimonials-orbit{max-width:860px;margin:0 auto;position:relative}
.orbit-wrapper{border-radius:20px}
.testimonial-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:clamp(28px,5vw,52px);text-align:center;margin:0 8px;min-height:300px;display:flex;flex-direction:column;justify-content:center;align-items:center}
.testimonial-quote{font-family:Georgia,'Times New Roman',serif;font-size:60px;line-height:1;color:var(--accent);height:44px;margin-bottom:16px}
.testimonial-text{font-size:16px;color:rgba(255,255,255,.86);line-height:1.8;max-width:660px;margin:0 auto 24px}
.testimonial-author{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}
.testimonial-name{font-size:14px;font-weight:600;color:#fff}
.testimonial-game{font-size:13px;color:var(--text-dark-muted)}
.testimonial-stars{color:var(--accent);font-size:14px;letter-spacing:2px}
.orbit-controls button{width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.24);color:#fff;font-size:15px;background:rgba(255,255,255,.06);transition:background .25s ease,border-color .25s ease}
.orbit-controls button:hover{background:rgba(14,124,107,.35);border-color:var(--primary)}
.orbit-bullets{position:static;margin-top:28px;text-align:center}
.orbit-bullets button{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.3);margin:0 6px;padding:0;transition:background .25s ease,transform .25s ease}
.orbit-bullets button.is-active{background:var(--accent);transform:scale(1.25)}

/* 保障条 */
.trust-bar{background:var(--light);padding:var(--space) 0}
.trust-grid{margin:0 -12px}
.trust-item{text-align:center;padding:10px 24px;position:relative}
.trust-item + .trust-item::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:56px;background:var(--border)}
.trust-icon{width:48px;height:48px;border-radius:50%;background:var(--primary);color:#fff;font-size:20px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;transition:background .25s ease,transform .25s ease}
.trust-item:hover .trust-icon{background:var(--primary-dark);transform:translateY(-3px)}
.trust-item h3{font-size:16px;font-weight:600;margin:0 0 6px;color:var(--text)}
.trust-item p{font-size:13px;color:var(--text-gray);margin:0;line-height:1.6}

/* CTA 带 */
.cta-band{background:linear-gradient(115deg,rgba(12,19,16,.94) 0%,rgba(12,19,16,.76) 55%,rgba(14,124,107,.42) 100%),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;padding:clamp(72px,9vw,110px) 0;text-align:center;position:relative;overflow:hidden}
.cta-band h2{font-size:clamp(26px,3.6vw,38px);font-weight:600;color:#fff;line-height:1.3;margin:0 auto 14px;max-width:720px;letter-spacing:.02em}
.cta-band p{font-size:16px;color:rgba(255,255,255,.7);max-width:560px;margin:0 auto 34px;line-height:1.7}
.cta-band .cta-buttons{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.cta-note{display:block;font-size:13px;color:rgba(255,255,255,.45);margin-top:20px}

/* 页脚 */
.site-footer{background:var(--dark);color:var(--text-dark);padding:clamp(52px,7vw,72px) 0 0;border-top:1px solid var(--border-dark)}
.footer-top{padding-bottom:clamp(36px,5vw,52px)}
.footer-brand .brand-name{font-size:22px}
.footer-brand p{font-size:14px;color:var(--text-dark-muted);line-height:1.7;margin:16px 0 0;max-width:320px}
.footer-title{font-size:15px;font-weight:600;color:#fff;margin:0 0 18px;letter-spacing:.02em}
.footer-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--text-dark-muted);transition:color .25s ease,padding-left .25s ease}
.footer-links a:hover{color:var(--primary);padding-left:4px}
.footer-contact{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.footer-contact li{font-size:14px;color:var(--text-dark-muted);display:flex;gap:10px;align-items:flex-start;line-height:1.6}
.footer-contact .fc-label{color:rgba(255,255,255,.5);flex-shrink:0}
.footer-bottom{border-top:1px solid var(--border-dark);padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.45);margin:0}
.footer-bottom a{color:rgba(255,255,255,.65)}
.footer-bottom a:hover{color:var(--primary)}

/* 响应式 */
@media screen and (max-width:1024px){
  .main-nav{gap:24px}
  .news-feature-body p{-webkit-line-clamp:2}
  .trust-item{padding:10px 12px}
}
@media screen and (max-width:768px){
  .nav-toggle{display:flex}
  .main-nav{position:fixed;top:72px;left:0;right:0;background:rgba(12,19,16,.96);backdrop-filter:blur(16px);flex-direction:column;align-items:flex-start;gap:6px;padding:22px 28px 30px;display:none;box-shadow:0 18px 40px rgba(0,0,0,.35);border-bottom:1px solid var(--border-dark)}
  .main-nav.open{display:flex}
  .main-nav .nav-link{font-size:16px;padding:12px 0;width:100%;border-bottom:1px solid rgba(255,255,255,.08)}
  .main-nav .nav-link:last-child{border-bottom:none}
  .main-nav .nav-divider{display:none}
  .hero{padding:120px 0 72px}
  .hero-stats{margin-top:44px}
  .hero-stat{min-width:33.33%;padding:0 10px}
  .hero-stat-num{font-size:24px}
  .hero-stat-label{font-size:12px}
  .section-head h2{font-size:27px}
  .footer-bottom{flex-direction:column;text-align:center}
  .trust-item + .trust-item::before{display:none}
}
@media screen and (max-width:520px){
  .hero h1{font-size:30px}
  .hero-sub{font-size:15px}
  .hero-ctas .btn{width:100%;max-width:280px}
  .hero-stat{min-width:100%;padding:14px 0}
  .hero-stat + .hero-stat::before{display:none}
  .news-wrap{padding:18px}
  .news-item-date{width:64px}
  .news-item-title{font-size:14px}
  .cta-band .btn{width:100%;max-width:280px}
  .game-card-body h3{font-size:18px}
}

/* roulang page: category1 */
/* =========================================================
       设计变量与基础重置
    ========================================================= */
    :root {
      --primary: #0E7C6B;
      --primary-dark: #0A5D51;
      --accent: #F5A623;
      --dark: #0C1310;
      --light: #F7F6F2;
      --text: #1A1D1B;
      --text-secondary: #6B7280;
      --text-on-dark: #E8EAE6;
      --text-on-dark-2: rgba(255,255,255,0.65);
      --border-light: #E5E4DF;
      --border-dark: rgba(255,255,255,0.12);
      --radius-card: 16px;
      --radius-btn: 999px;
      --radius-tag: 6px;
      --radius-input: 12px;
      --shadow-card: 0 2px 16px rgba(0,0,0,0.06);
      --shadow-card-hover: 0 8px 32px rgba(0,0,0,0.10);
      --container-max: 1200px;
      --section-pad: clamp(64px, 8vw, 96px);
      --font-stack: 'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',sans-serif;
      --nav-h: 72px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-stack);
      font-size: 16px;
      line-height: 1.75;
      color: var(--text);
      background: var(--light);
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

    a {
      color: inherit;
      text-decoration: none;
      transition: color 0.25s ease;
    }

    button {
      font-family: inherit;
      cursor: pointer;
      border: none;
      background: none;
    }

    ul,ol {
      list-style: none;
    }

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

    section {
      scroll-margin-top: var(--nav-h);
    }

    /* =========================================================
       导航
    ========================================================= */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: var(--nav-h);
      z-index: 1000;
      background: rgba(12,19,16,0.85);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-dark);
      transition: background 0.3s ease, box-shadow 0.3s ease;
    }

    .site-header.scrolled {
      background: rgba(12,19,16,0.92);
      box-shadow: 0 4px 24px rgba(0,0,0,0.25);
    }

    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 100%;
    }

    .brand-link {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
      text-decoration: none;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: var(--primary);
      color: #fff;
      font-size: 20px;
      font-weight: 700;
      border-radius: 12px;
      font-family: 'PingFang SC','Microsoft YaHei',serif;
      box-shadow: 0 2px 12px rgba(14,124,107,0.35);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.2;
    }

    .brand-name {
      font-size: 18px;
      font-weight: 600;
      color: #fff;
      letter-spacing: 0.02em;
    }

    .brand-sub {
      font-size: 11px;
      color: rgba(255,255,255,0.55);
      letter-spacing: 0.12em;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 0;
      height: 100%;
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      height: 100%;
      padding: 0 20px;
      font-size: 14px;
      font-weight: 500;
      color: rgba(255,255,255,0.82);
      text-decoration: none;
      position: relative;
      transition: color 0.25s ease;
    }

    .nav-link:hover {
      color: #fff;
    }

    .nav-link.active {
      color: #fff;
    }

    .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: 12px;
      left: 50%;
      transform: translateX(-50%);
      width: 22px;
      height: 2px;
      background: var(--accent);
      border-radius: 2px;
    }

    .nav-divider {
      width: 1px;
      height: 18px;
      background: rgba(255,255,255,0.2);
      margin: 0 10px;
    }

    .nav-toggle {
      display: none;
      flex-direction: column;
      justify-content: center;
      gap: 6px;
      width: 40px;
      height: 40px;
      padding: 8px;
      border-radius: 8px;
      border: 1px solid rgba(255,255,255,0.2);
      background: transparent;
      transition: background 0.2s ease;
    }

    .nav-toggle-line {
      display: block;
      width: 20px;
      height: 2px;
      background: #fff;
      border-radius: 2px;
      transition: transform 0.3s ease, opacity 0.3s ease;
    }

    .nav-toggle.active .nav-toggle-line:nth-child(1) {
      transform: translateY(4px) rotate(45deg);
    }

    .nav-toggle.active .nav-toggle-line:nth-child(2) {
      transform: translateY(-4px) rotate(-45deg);
    }

    /* =========================================================
       Hero 区域
    ========================================================= */
    .category-hero {
      position: relative;
      min-height: 78vh;
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
      background: var(--dark);
      padding: calc(var(--nav-h) + 80px) 0 80px;
    }

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

    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(12,19,16,0.72) 0%, rgba(12,19,16,0.45) 55%, rgba(12,19,16,0.62) 100%);
      z-index: 2;
    }

    .hero-inner {
      position: relative;
      z-index: 3;
      text-align: center;
      color: #fff;
      max-width: 820px;
      padding: 0 24px;
    }

    .hero-eyebrow {
      display: inline-block;
      font-size: 13px;
      font-weight: 500;
      letter-spacing: 0.2em;
      color: var(--accent);
      text-transform: uppercase;
      margin-bottom: 20px;
      background: rgba(245,166,35,0.12);
      padding: 6px 18px;
      border-radius: 999px;
      border: 1px solid rgba(245,166,35,0.35);
    }

    .hero-title {
      font-size: 48px;
      line-height: 1.2;
      font-weight: 700;
      color: #fff;
      margin-bottom: 18px;
      letter-spacing: 0.02em;
    }

    .hero-subtitle {
      font-size: 18px;
      line-height: 1.7;
      color: rgba(255,255,255,0.78);
      margin-bottom: 36px;
      font-weight: 400;
    }

    .hero-actions {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
    }

    /* =========================================================
       按钮
    ========================================================= */
    .btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      height: 48px;
      padding: 0 32px;
      border-radius: var(--radius-btn);
      font-size: 15px;
      font-weight: 600;
      text-decoration: none;
      transition: all 0.25s ease;
      pointer-events: auto;
    }

    .btn i {
      font-size: 14px;
    }

    .btn-accent {
      background: var(--accent);
      color: #1A1D1B;
      border: 1px solid transparent;
      box-shadow: 0 4px 18px rgba(245,166,35,0.3);
    }

    .btn-accent:hover {
      background: #E09510;
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(245,166,35,0.35);
      color: #1A1D1B;
    }

    .btn-outline {
      background: transparent;
      color: #fff;
      border: 1px solid rgba(255,255,255,0.45);
    }

    .btn-outline:hover {
      background: rgba(14,124,107,0.18);
      border-color: var(--primary);
      color: #fff;
      transform: translateY(-2px);
    }

    .btn-lg {
      height: 52px;
      padding: 0 40px;
      font-size: 16px;
    }

    .btn:focus-visible,
    .nav-toggle:focus-visible,
    .faq-toggle:focus-visible {
      outline: 2px solid rgba(14,124,107,0.4);
      outline-offset: 2px;
    }

    /* =========================================================
       分类描述条
    ========================================================= */
    .category-intro {
      padding: var(--section-pad) 0;
      background: var(--light);
    }

    .intro-inner {
      max-width: 820px;
      margin: 0 auto;
      text-align: center;
    }

    .section-eyebrow {
      display: inline-block;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.12em;
      color: var(--primary);
      text-transform: uppercase;
      margin-bottom: 14px;
      padding: 6px 16px;
      background: rgba(14,124,107,0.1);
      border-radius: 999px;
    }

    .intro-inner h2 {
      font-size: 34px;
      line-height: 1.25;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 20px;
    }

    .intro-inner p {
      font-size: 17px;
      line-height: 1.8;
      color: var(--text-secondary);
    }

    /* =========================================================
       游戏卡片区域
    ========================================================= */
    .game-grid-section {
      padding: var(--section-pad) 0;
      background: #fff;
    }

    .section-head {
      text-align: center;
      max-width: 720px;
      margin: 0 auto 48px;
    }

    .section-head h2 {
      font-size: 34px;
      line-height: 1.25;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 14px;
    }

    .section-head p {
      font-size: 15px;
      color: var(--text-secondary);
      line-height: 1.7;
    }

    .game-card {
      background: #fff;
      border-radius: var(--radius-card);
      box-shadow: var(--shadow-card);
      border: 1px solid var(--border-light);
      overflow: hidden;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .game-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-card-hover);
      border-color: rgba(14,124,107,0.4);
    }

    .game-cover {
      position: relative;
      aspect-ratio: 3 / 4;
      overflow: hidden;
      background: var(--dark);
    }

    .game-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .game-card:hover .game-cover img {
      transform: scale(1.05);
    }

    .game-badge {
      position: absolute;
      top: 14px;
      left: 14px;
      display: inline-block;
      padding: 4px 12px;
      font-size: 12px;
      font-weight: 600;
      color: #fff;
      background: rgba(14,124,107,0.92);
      border-radius: var(--radius-tag);
      letter-spacing: 0.02em;
      backdrop-filter: blur(4px);
    }

    .game-body {
      padding: 20px 22px 22px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }

    .game-body h3 {
      font-size: 20px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 10px;
      line-height: 1.3;
    }

    .game-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 16px;
    }

    .rating {
      display: inline-flex;
      align-items: center;
      gap: 5px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text);
    }

    .rating i {
      color: var(--accent);
      font-size: 13px;
    }

    .downloads {
      font-size: 13px;
      color: var(--text-secondary);
    }

    .game-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      height: 42px;
      border-radius: var(--radius-btn);
      border: 1px solid var(--border-light);
      font-size: 14px;
      font-weight: 600;
      color: var(--primary);
      transition: all 0.25s ease;
      margin-top: auto;
    }

    .game-link:hover {
      background: rgba(14,124,107,0.08);
      border-color: var(--primary);
    }

    .game-link i {
      font-size: 13px;
      transition: transform 0.25s ease;
    }

    .game-link:hover i {
      transform: translateX(3px);
    }

    /* =========================================================
       FAQ 区域
    ========================================================= */
    .faq-section {
      padding: var(--section-pad) 0;
      background: var(--light);
    }

    .faq-list {
      max-width: 760px;
      margin: 0 auto;
    }

    .faq-item {
      background: #fff;
      border: 1px solid var(--border-light);
      border-radius: 12px;
      margin-bottom: 12px;
      overflow: hidden;
      transition: border-color 0.25s ease, box-shadow 0.25s ease;
    }

    .faq-item:hover {
      border-color: rgba(14,124,107,0.3);
      box-shadow: 0 2px 12px rgba(0,0,0,0.04);
    }

    .faq-item.is-open {
      border-color: rgba(14,124,107,0.4);
    }

    .faq-toggle {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 600;
      color: var(--text);
      background: transparent;
      text-align: left;
      transition: background 0.2s ease;
      position: relative;
    }

    .faq-toggle::after {
      content: '+';
      font-size: 22px;
      font-weight: 300;
      color: var(--primary);
      transition: transform 0.3s ease;
      flex-shrink: 0;
      margin-left: 16px;
    }

    .faq-item.is-open .faq-toggle::after {
      transform: rotate(45deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease;
      padding: 0 24px;
    }

    .faq-item.is-open .faq-answer {
      max-height: 240px;
      padding: 0 24px 20px;
    }

    .faq-answer p {
      font-size: 15px;
      line-height: 1.7;
      color: var(--text-secondary);
      border-top: 1px solid var(--border-light);
      padding-top: 16px;
    }

    /* =========================================================
       CTA 区域
    ========================================================= */
    .cta-section {
      position: relative;
      background: var(--dark);
      padding: var(--section-pad) 0;
      overflow: hidden;
    }

    .cta-section::before {
      content: '';
      position: absolute;
      inset: 0;
      background-image: url('/assets/images/backpic/back-2.webp');
      background-size: cover;
      background-position: center;
      opacity: 0.12;
      z-index: 1;
    }

    .cta-section::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(12,19,16,0.85) 0%, rgba(12,19,16,0.7) 100%);
      z-index: 2;
    }

    .cta-inner {
      position: relative;
      z-index: 3;
      text-align: center;
      max-width: 760px;
      margin: 0 auto;
    }

    .cta-inner h2 {
      font-size: 32px;
      line-height: 1.3;
      font-weight: 700;
      color: #fff;
      margin-bottom: 16px;
    }

    .cta-inner p {
      font-size: 16px;
      color: var(--text-on-dark-2);
      margin-bottom: 32px;
    }

    .cta-actions {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
    }

    /* =========================================================
       页脚
    ========================================================= */
    .site-footer {
      background: var(--dark);
      border-top: 1px solid var(--border-dark);
      padding: 64px 0 0;
    }

    .footer-top {
      padding-bottom: 48px;
    }

    .footer-brand .brand {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 16px;
    }

    .footer-brand .brand-mark {
      width: 40px;
      height: 40px;
      font-size: 20px;
      border-radius: 12px;
      background: var(--primary);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
    }

    .footer-brand .brand-name {
      font-size: 18px;
      font-weight: 600;
      color: #fff;
    }

    .footer-brand .brand-sub {
      font-size: 12px;
      color: rgba(255,255,255,0.55);
      letter-spacing: 0.1em;
    }

    .footer-brand p {
      font-size: 14px;
      line-height: 1.7;
      color: rgba(255,255,255,0.6);
      max-width: 320px;
    }

    .footer-title {
      font-size: 15px;
      font-weight: 600;
      color: #fff;
      margin-bottom: 16px;
      letter-spacing: 0.02em;
    }

    .footer-links li,
    .footer-contact li {
      margin-bottom: 10px;
    }

    .footer-links a {
      font-size: 14px;
      color: rgba(255,255,255,0.6);
      text-decoration: none;
      transition: color 0.2s ease;
    }

    .footer-links a:hover {
      color: var(--primary);
    }

    .footer-contact li {
      font-size: 14px;
      color: rgba(255,255,255,0.6);
    }

    .fc-label {
      display: block;
      font-size: 12px;
      color: rgba(255,255,255,0.4);
      margin-bottom: 2px;
    }

    .footer-bottom {
      border-top: 1px solid var(--border-dark);
      padding: 24px 0;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 8px;
    }

    .footer-bottom p {
      font-size: 13px;
      color: rgba(255,255,255,0.45);
    }

    .footer-bottom a {
      color: rgba(255,255,255,0.6);
    }

    .footer-bottom a:hover {
      color: var(--primary);
    }

    /* =========================================================
       响应式断点
    ========================================================= */
    @media (max-width: 1024px) {
      .nav-link {
        padding: 0 14px;
      }

      .hero-title {
        font-size: 40px;
      }
    }

    @media (max-width: 768px) {
      .nav-toggle {
        display: flex;
      }

      .main-nav {
        position: fixed;
        top: var(--nav-h);
        left: 0;
        width: 100%;
        background: rgba(12,19,16,0.98);
        flex-direction: column;
        align-items: stretch;
        height: auto;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease;
        border-bottom: 1px solid var(--border-dark);
        backdrop-filter: blur(12px);
      }

      .main-nav.open {
        max-height: 320px;
      }

      .nav-link {
        height: auto;
        padding: 16px 24px;
        font-size: 15px;
        border-bottom: 1px solid rgba(255,255,255,0.06);
      }

      .nav-link.active::after {
        bottom: auto;
        top: 50%;
        transform: translateY(-50%);
        width: 4px;
        height: 4px;
        border-radius: 50%;
        right: 24px;
        left: auto;
      }

      .nav-divider {
        display: none;
      }

      .hero-title {
        font-size: 32px;
      }

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

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

      .btn-lg {
        width: 220px;
      }

      .intro-inner h2,
      .section-head h2,
      .cta-inner h2 {
        font-size: 28px;
      }

      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }

      .grid-margin-x > .cell {
        margin-bottom: 24px;
      }
    }

    @media (max-width: 520px) {
      .container {
        padding: 0 16px;
      }

      .brand-sub {
        display: none;
      }

      .hero-eyebrow {
        font-size: 12px;
        padding: 5px 14px;
      }

      .hero-title {
        font-size: 28px;
      }

      .category-hero {
        min-height: 70vh;
        padding-top: calc(var(--nav-h) + 60px);
        padding-bottom: 60px;
      }

      .game-cover {
        aspect-ratio: 4 / 3;
      }

      .btn-lg {
        width: 100%;
        justify-content: center;
      }

      .game-grid-section .cell {
        padding: 0 8px;
      }

      .faq-toggle {
        padding: 18px 16px;
        font-size: 15px;
      }

      .faq-answer {
        padding: 0 16px;
      }

      .faq-item.is-open .faq-answer {
        padding: 0 16px 16px;
      }
    }

/* roulang page: article */
:root {
  --primary: #0E7C6B;
  --primary-dark: #0A5D51;
  --accent: #F5A623;
  --dark-bg: #0C1310;
  --light-bg: #F7F6F2;
  --card-bg: #FFFFFF;
  --text-main: #1A1D1B;
  --text-muted: #6B7280;
  --text-dark: #E8EAE6;
  --border-light: #E5E4DF;
  --border-dark: rgba(255,255,255,0.12);
  --radius-card: 16px;
  --radius-pill: 999px;
  --radius-tag: 6px;
  --shadow-card: 0 2px 16px rgba(0,0,0,0.06);
  --shadow-hover: 0 8px 32px rgba(0,0,0,0.10);
  --font-main: 'PingFang SC', 'HarmonyOS Sans SC', 'Microsoft YaHei', sans-serif;
  --header-h: 72px;
  --section-pad: clamp(64px, 8vw, 96px);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
  background: var(--light-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a {
  color: var(--primary);
  text-decoration: none;
  transition: color .25s ease, border-color .25s ease, background .25s ease;
}
a:hover { color: var(--primary-dark); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-main); line-height: 1.25; font-weight: 600; margin-bottom: .5em; }
ul, ol { list-style-position: inside; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(12, 19, 16, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-dark);
  transition: background .3s ease, box-shadow .3s ease;
}
.site-header.scrolled {
  background: rgba(12, 19, 16, 0.94);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.18);
}
.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.brand-mark {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--primary);
  color: #ffffff;
  font-size: 20px; font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  line-height: 1;
}
.brand-name { display: block; color: #ffffff; font-size: 22px; font-weight: 600; line-height: 1.2; }
.brand-sub { display: block; color: rgba(255,255,255,0.6); font-size: 12px; letter-spacing: .08em; line-height: 1.4; }

.main-nav { display: flex; align-items: center; }
.nav-link {
  position: relative;
  display: inline-block;
  padding: 8px 4px;
  margin-left: 24px;
  color: rgba(255,255,255,0.85);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .04em;
  transition: color .25s;
}
.nav-link::before {
  content: '';
  position: absolute;
  left: -13px;
  top: 50%;
  transform: translateY(-50%);
  width: 1px; height: 18px;
  background: rgba(255,255,255,0.2);
}
.nav-link:first-child { margin-left: 0; }
.nav-link:first-child::before { display: none; }
.nav-link:hover { color: #6FE0CD; }
.nav-link.active { color: #ffffff; }
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 4px; right: 4px; bottom: 2px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  border-radius: 8px;
  transition: background .2s;
}
.menu-toggle:hover { background: rgba(255,255,255,0.08); }
.menu-toggle span {
  display: block;
  width: 20px; height: 2px;
  background: #ffffff;
  border-radius: 2px;
  transition: transform .3s ease, opacity .3s ease;
}
.menu-toggle.active span:first-child { transform: translateY(4px) rotate(45deg); }
.menu-toggle.active span:last-child { transform: translateY(-4px) rotate(-45deg); }

/* ===== Breadcrumb ===== */
.breadcrumb {
  padding: 96px 0 16px;
  background: var(--dark-bg);
  border-bottom: 1px solid var(--border-dark);
}
.breadcrumb .container {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: rgba(255,255,255,0.55);
  overflow: hidden;
}
.breadcrumb a { color: rgba(255,255,255,0.65); transition: color .2s; }
.breadcrumb a:hover { color: var(--accent); }
.bc-sep { opacity: .5; }
.bc-current { color: rgba(255,255,255,0.85); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 380px; }

/* ===== Article Section ===== */
.article-section { padding: 48px 0 72px; background: var(--light-bg); }
.article-layout { max-width: 720px; margin: 0 auto; }

.article-header { text-align: center; margin-bottom: 32px; }
.article-title { font-size: 34px; line-height: 1.3; color: var(--text-main); margin-bottom: 16px; }
.article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--text-muted);
}
.meta-divider { width: 1px; height: 14px; background: var(--border-light); }
.meta-item { display: inline-flex; align-items: center; }
.category-tag {
  display: inline-block;
  background: rgba(14,124,107,0.12);
  color: var(--primary);
  padding: 2px 10px;
  border-radius: var(--radius-tag);
  font-size: 12px;
  font-weight: 500;
}

.article-cover {
  max-width: 720px;
  margin: 0 auto 36px;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.article-cover img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }

.article-content {
  max-width: 720px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
}
.article-content p { margin: 0 0 2em; }
.article-content h2 {
  font-size: 26px;
  font-weight: 600;
  margin: 2em 0 .8em;
  line-height: 1.3;
  padding-top: .4em;
}
.article-content h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 1.8em 0 .6em;
  line-height: 1.35;
}
.article-content ul,
.article-content ol { margin: 0 0 2em; padding-left: 1.4em; }
.article-content li { margin-bottom: 12px; }
.article-content img {
  width: 100%;
  border-radius: var(--radius-card);
  margin: 2em 0;
  box-shadow: var(--shadow-card);
}
.article-content blockquote {
  border-left: 3px solid var(--primary);
  padding: 2px 0 2px 20px;
  margin: 2em 0;
  color: var(--text-muted);
  font-style: normal;
  background: rgba(14,124,107,0.04);
  border-radius: 0 10px 10px 0;
}
.article-content a { color: var(--primary); border-bottom: 1px solid transparent; }
.article-content a:hover { border-bottom-color: var(--primary); color: var(--primary-dark); }
.article-content strong { font-weight: 600; }

.article-empty {
  max-width: 720px;
  margin: 40px auto;
  text-align: center;
  padding: 80px 40px;
  background: var(--card-bg);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}
.article-empty p { font-size: 20px; color: var(--text-muted); margin-bottom: 24px; }
.article-empty a {
  display: inline-block;
  padding: 10px 32px;
  border-radius: var(--radius-pill);
  background: var(--primary);
  color: #ffffff;
  font-size: 14px;
  font-weight: 500;
  transition: background .25s, transform .25s, box-shadow .25s;
}
.article-empty a:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(14,124,107,0.25); color: #ffffff; }

/* ===== Article Pager ===== */
.article-pager {
  max-width: 720px;
  margin: 56px auto 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.pager-link { font-size: 14px; color: var(--text-muted); transition: color .25s; white-space: nowrap; }
.pager-link:hover { color: var(--primary); }
.pager-back {
  padding: 8px 22px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-pill);
  font-size: 14px;
  color: var(--text-main);
  transition: all .25s;
  white-space: nowrap;
}
.pager-back:hover {
  border-color: var(--primary);
  background: rgba(14,124,107,0.06);
  color: var(--primary);
}

/* ===== Related Section ===== */
.related-section { padding: var(--section-pad) 0; background: var(--light-bg); border-top: 1px solid var(--border-light); }
.section-eyebrow {
  display: block;
  font-size: 14px;
  letter-spacing: .1em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.section-title { font-size: 32px; font-weight: 600; line-height: 1.25; margin-bottom: 40px; color: var(--text-main); }
.related-grid { margin-bottom: -24px; }
.related-grid .cell { margin-bottom: 24px; }
.related-card {
  background: var(--card-bg);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid transparent;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--primary); }
.related-cover { position: relative; overflow: hidden; aspect-ratio: 16 / 10; }
.related-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.related-card:hover .related-cover img { transform: scale(1.04); }
.related-info { padding: 20px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.related-info h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; color: var(--text-main); line-height: 1.4; }
.related-info p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.related-meta { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--text-muted); }
.related-meta .category-tag { font-size: 12px; }

/* ===== CTA Band ===== */
.cta-band {
  background: var(--dark-bg);
  padding: var(--section-pad) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
  opacity: .08;
  pointer-events: none;
}
.cta-band .container { position: relative; z-index: 1; }
.cta-title { font-size: 36px; font-weight: 600; color: #ffffff; margin-bottom: 14px; }
.cta-sub { font-size: 16px; color: rgba(255,255,255,0.7); margin-bottom: 36px; }
.cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 32px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .02em;
  border: 1px solid transparent;
  transition: all .25s ease;
  line-height: 1;
}
.btn-accent { background: var(--accent); color: #0C1310; }
.btn-accent:hover { background: #E0910A; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(245,166,35,0.3); color: #0C1310; }
.btn-ghost { background: transparent; color: #ffffff; border-color: rgba(255,255,255,0.6); }
.btn-ghost:hover { border-color: var(--primary); background: rgba(14,124,107,0.15); transform: translateY(-2px); color: #ffffff; }
.btn:focus-visible { outline: 2px solid rgba(14,124,107,0.4); outline-offset: 2px; }

/* ===== Footer ===== */
.site-footer {
  background: var(--dark-bg);
  color: rgba(255,255,255,0.7);
  border-top: 1px solid var(--border-dark);
  padding-top: 64px;
}
.footer-top { padding-bottom: 40px; }
.footer-brand .brand { margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.55); max-width: 340px; }
.footer-title { font-size: 15px; font-weight: 600; color: #ffffff; margin-bottom: 16px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; color: rgba(255,255,255,0.55); transition: color .2s; }
.footer-links a:hover { color: var(--primary); }
.footer-contact { list-style: none; }
.footer-contact li { font-size: 14px; color: rgba(255,255,255,0.55); margin-bottom: 10px; }
.fc-label { display: block; font-size: 12px; color: rgba(255,255,255,0.35); margin-bottom: 2px; }
.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding: 20px 0;
}
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,0.4); }
.footer-bottom a { color: rgba(255,255,255,0.4); }
.footer-bottom a:hover { color: var(--primary); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .article-title { font-size: 30px; }
  .cta-title { font-size: 30px; }
  .footer-top .cell { margin-bottom: 32px; }
}
@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: rgba(12,19,16,0.97);
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 24px 24px;
    gap: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity .3s ease, transform .3s ease, visibility .3s;
    z-index: 99;
    border-bottom: 1px solid var(--border-dark);
  }
  .main-nav.open { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav-link {
    padding: 14px 0;
    font-size: 16px;
    margin-left: 0;
    width: 100%;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .nav-link::before { display: none; }
  .nav-link.active::after { display: none; }
  .nav-link.active { color: var(--accent); }
  .article-section { padding: 32px 0 56px; }
  .article-title { font-size: 26px; }
  .article-meta { gap: 8px; }
  .article-pager { flex-direction: column; align-items: stretch; text-align: center; gap: 14px; }
  .pager-back { text-align: center; }
}
@media (max-width: 640px) {
  .container { padding: 0 18px; }
  .breadcrumb { padding-top: 88px; }
  .breadcrumb .bc-current { max-width: 200px; }
  .article-title { font-size: 24px; }
  .related-info { padding: 18px 18px 22px; }
  .cta-title { font-size: 26px; }
  .cta-sub { font-size: 15px; }
  .footer-top .cell { margin-bottom: 32px; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
  .footer-bottom-inner p { margin-bottom: 4px; }
}
@media (max-width: 520px) {
  .brand-name { font-size: 20px; }
  .brand-mark { width: 36px; height: 36px; font-size: 17px; }
  .article-cover { margin-bottom: 28px; }
  .article-content { font-size: 15px; }
  .article-content h2 { font-size: 22px; }
  .article-content h3 { font-size: 18px; }
  .section-title { font-size: 26px; }
}