/* roulang page: index */
:root {
      --primary-navy: #0d1b2a;
      --deep-slate: #1b263b;
      --gold-primary: #d4af37;
      --gold-deep: #aa7a1e;
      --bg-cream: #f8f9fa;
      --text-dark: #111827;
      --text-muted: #4b5563;
      --text-light: #6b7280;
      --card-radius: 20px;
      --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.04);
      --shadow-hover: 0 20px 40px rgba(13, 27, 42, 0.12);
    }
    * { box-sizing: border-box; }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: #ffffff;
      color: var(--text-dark);
      margin: 0;
      line-height: 1.65;
      overflow-x: hidden;
    }
    a { color: inherit; text-decoration: none; transition: all 0.25s ease; }
    a:hover { color: var(--gold-primary); }
    img { max-width: 100%; height: auto; display: block; }
    
    /* 杂志刊头顶栏 */
    .masthead-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(212, 175, 55, 0.25);
      transition: all 0.3s;
    }
    .masthead-row-top {
      padding: 16px 0 12px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px solid #f1f3f5;
    }
    .brand-title {
      font-size: 26px;
      font-weight: 800;
      color: var(--primary-navy);
      letter-spacing: 0.5px;
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-title .badge-exclusive {
      font-size: 11px;
      background: linear-gradient(135deg, var(--gold-primary), var(--gold-deep));
      color: #fff;
      padding: 3px 8px;
      border-radius: 4px;
      font-weight: 600;
      letter-spacing: 1px;
    }
    .brand-sub {
      font-size: 13px;
      color: var(--text-light);
      margin-top: 2px;
    }
    .nav-bar-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 10px 0;
    }
    .nav-links {
      display: flex;
      gap: 22px;
      list-style: none;
      margin: 0;
      padding: 0;
      overflow-x: auto;
    }
    .nav-links li a {
      font-size: 14px;
      font-weight: 600;
      color: var(--deep-slate);
      padding: 6px 0;
      position: relative;
      white-space: nowrap;
    }
    .nav-links li a:hover, .nav-links li a.active {
      color: var(--gold-deep);
    }
    .nav-links li a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0%;
      height: 2px;
      background: var(--gold-primary);
      transition: width 0.3s;
    }
    .nav-links li a:hover::after { width: 100%; }
    .btn-gold {
      background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-deep) 100%);
      color: #ffffff !important;
      padding: 9px 22px;
      border-radius: 30px;
      font-weight: 600;
      font-size: 14px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 4px 15px rgba(212, 175, 55, 0.35);
      border: none;
      cursor: pointer;
    }
    .btn-gold:hover {
      box-shadow: 0 6px 20px rgba(212, 175, 55, 0.55);
      transform: translateY(-2px);
    }

    /* 容器与间距 */
    .site-section {
      padding: 90px 0;
      position: relative;
    }
    .site-section.bg-alt {
      background-color: var(--bg-cream);
    }
    .site-section.bg-dark {
      background: linear-gradient(145deg, #0a131e 0%, var(--primary-navy) 60%, var(--deep-slate) 100%);
      color: #f8f9fa;
    }
    .section-header {
      margin-bottom: 50px;
      text-align: center;
    }
    .section-header.text-left { text-align: left; }
    .badge-pill {
      display: inline-block;
      font-size: 12px;
      font-weight: 700;
      color: var(--gold-deep);
      background: rgba(212, 175, 55, 0.12);
      border: 1px solid rgba(212, 175, 55, 0.3);
      padding: 6px 14px;
      border-radius: 20px;
      margin-bottom: 12px;
      letter-spacing: 0.8px;
    }
    .bg-dark .badge-pill {
      color: #ffd875;
      background: rgba(255, 216, 117, 0.12);
      border-color: rgba(255, 216, 117, 0.3);
    }
    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--primary-navy);
      line-height: 1.35;
      margin-bottom: 14px;
    }
    .bg-dark .section-title { color: #ffffff; }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      max-width: 840px;
      margin: 0 auto;
      line-height: 1.8;
    }
    .bg-dark .section-desc { color: #cbd5e1; }

    /* 大圆角卡片 */
    .prime-card {
      background: #ffffff;
      border-radius: var(--card-radius);
      box-shadow: var(--shadow-soft);
      border: 1px solid rgba(0, 0, 0, 0.05);
      padding: 34px;
      height: 100%;
      transition: all 0.35s ease;
      display: flex;
      flex-direction: column;
    }
    .prime-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(212, 175, 55, 0.35);
    }
    .card-icon {
      width: 58px;
      height: 58px;
      border-radius: 16px;
      background: linear-gradient(135deg, rgba(212, 175, 55, 0.15), rgba(13, 27, 42, 0.06));
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 24px;
      color: var(--gold-deep);
      margin-bottom: 22px;
    }

    /* Hero 斜切与搜索架构 */
    .hero-banner {
      position: relative;
      background: linear-gradient(135deg, rgba(13, 27, 42, 0.88), rgba(27, 38, 59, 0.94)), url('/assets/images/fabbc7d0972c87fb.webp') center/cover no-repeat;
      padding: 120px 0 140px;
      color: #ffffff;
      clip-path: polygon(0 0, 100% 0, 100% 95%, 0 100%);
    }
    .hero-content {
      max-width: 880px;
      margin: 0 auto;
      text-align: center;
    }
    .hero-content h1 {
      font-size: 44px;
      font-weight: 800;
      color: #ffffff;
      line-height: 1.25;
      margin-bottom: 22px;
    }
    .hero-content p {
      font-size: 17px;
      line-height: 1.85;
      color: #e2e8f0;
      margin-bottom: 34px;
    }
    .hero-search-box {
      background: rgba(255, 255, 255, 0.12);
      backdrop-filter: blur(10px);
      padding: 12px;
      border-radius: 50px;
      border: 1px solid rgba(255, 255, 255, 0.25);
      max-width: 680px;
      margin: 0 auto 28px;
      display: flex;
      align-items: center;
      box-shadow: 0 12px 30px rgba(0,0,0,0.25);
    }
    .hero-search-box input {
      background: transparent;
      border: none;
      color: #ffffff;
      padding: 10px 20px;
      font-size: 15px;
      margin: 0;
      box-shadow: none;
    }
    .hero-search-box input:focus {
      background: transparent;
      outline: none;
      border: none;
      box-shadow: none;
    }
    .hero-search-box input::placeholder { color: #cbd5e1; }
    .hero-tags {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 13px;
      color: #cbd5e1;
    }
    .hero-tags span { color: var(--gold-primary); font-weight: 600; }
    .hero-tags a {
      background: rgba(255, 255, 255, 0.1);
      padding: 4px 12px;
      border-radius: 14px;
      color: #ffffff;
      border: 1px solid rgba(255,255,255,0.15);
    }

    /* 步骤时间轴 */
    .step-track {
      position: relative;
    }
    .step-item {
      position: relative;
      padding: 24px;
      background: #ffffff;
      border-radius: 18px;
      border: 1px solid #e2e8f0;
      height: 100%;
    }
    .step-num {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--primary-navy);
      color: var(--gold-primary);
      font-weight: 800;
      font-size: 18px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 16px;
      border: 2px solid var(--gold-primary);
    }

    /* 数据指标条 */
    .metric-value {
      font-size: 38px;
      font-weight: 900;
      color: var(--gold-primary);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      margin-bottom: 6px;
      letter-spacing: -1px;
    }

    /* 证言气泡与案例 */
    .case-card {
      border-radius: var(--card-radius);
      overflow: hidden;
      background: #ffffff;
      box-shadow: var(--shadow-soft);
      border: 1px solid #e2e8f0;
      height: 100%;
    }
    .case-card img {
      width: 100%;
      height: 220px;
      object-fit: cover;
    }
    .case-card-body {
      padding: 26px;
    }
    .quote-box {
      border-left: 4px solid var(--gold-primary);
      background: #fbfbfc;
      padding: 24px;
      border-radius: 0 16px 16px 0;
      margin-bottom: 20px;
      position: relative;
    }

    /* FAQ 手风琴 */
    .faq-accordion .accordion-item {
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 14px;
      margin-bottom: 16px;
      overflow: hidden;
    }
    .faq-accordion .accordion-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--primary-navy);
      padding: 20px 24px;
      display: block;
      cursor: pointer;
      position: relative;
    }
    .faq-accordion .accordion-title::before {
      content: '\f078';
      font-family: 'Font Awesome 6 Free';
      font-weight: 900;
      position: absolute;
      right: 24px;
      top: 50%;
      transform: translateY(-50%);
      font-size: 13px;
      color: var(--gold-deep);
      transition: transform 0.3s;
    }
    .faq-accordion .accordion-title[aria-expanded="true"]::before {
      transform: translateY(-50%) rotate(180deg);
    }
    .faq-accordion .accordion-content {
      padding: 0 24px 22px;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.75;
      display: none;
    }

    /* 底部收口与页脚 */
    .cta-banner {
      background: linear-gradient(135deg, var(--deep-slate) 0%, var(--primary-navy) 100%);
      border-radius: 28px;
      padding: 60px 40px;
      color: #ffffff;
      text-align: center;
      border: 1px solid rgba(212, 175, 55, 0.4);
      box-shadow: 0 20px 45px rgba(13, 27, 42, 0.25);
    }
    .footer-magazine {
      background: #09111a;
      color: #94a3b8;
      padding: 80px 0 30px;
      font-size: 14px;
      border-top: 3px solid var(--gold-primary);
    }
    .footer-brand {
      font-size: 22px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 12px;
      display: inline-block;
    }
    .footer-magazine h5 {
      color: #ffffff;
      font-size: 15px;
      font-weight: 700;
      margin-bottom: 20px;
      letter-spacing: 0.5px;
    }
    .footer-links {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-links li { margin-bottom: 10px; }
    .footer-links a { color: #94a3b8; }
    .footer-links a:hover { color: var(--gold-primary); }
    .footer-bottom {
      margin-top: 60px;
      padding-top: 24px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      text-align: center;
      font-size: 13px;
    }

    @media (max-width: 768px) {
      .hero-content h1 { font-size: 30px; }
      .site-section { padding: 60px 0; }
      .brand-title { font-size: 20px; }
      .nav-links { gap: 14px; }
      .hero-search-box { flex-direction: column; border-radius: 20px; }
      .hero-search-box input { text-align: center; margin-bottom: 8px; }
      .cta-banner { padding: 36px 20px; }
    }