/* ========== CSS 变量与全局重置 ========== */
:root {
  --primary: #818cf8;
  --accent: #c084fc;
  --bg: #1e1b4b;
  --text: #e0e7ff;
  --bg-card: #1e1b4b;
  --border-dark: #312e81;
  --shadow-hard: 6px 6px 0px 0px rgba(192, 132, 252, 0.25);
  --shadow-hard-sm: 3px 3px 0px 0px rgba(129, 140, 248, 0.35);
  --radius-none: 0px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  border-radius: 0 !important;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
  background-color: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

/* 几何装饰色块背景 */
.geo-shape {
  position: fixed;
  z-index: -1;
  opacity: 0.08;
  pointer-events: none;
}
.geo-circle {
  width: 300px; height: 300px;
  border-radius: 50% !important;
  background: var(--accent);
  top: 15%; left: -80px;
}
.geo-square {
  width: 180px; height: 180px;
  background: var(--primary);
  bottom: 20%; right: -40px;
  transform: rotate(20deg);
}
.geo-triangle {
  width: 0; height: 0;
  border-left: 90px solid transparent;
  border-right: 90px solid transparent;
  border-bottom: 150px solid var(--accent);
  top: 60%; left: 30%;
}

/* 导航栏 */
.navbar-91 {
  background: var(--bg);
  border-bottom: 3px solid var(--primary);
  padding: 12px 0;
  z-index: 1000;
}
.navbar-brand {
  font-weight: 900;
  font-size: 1.7rem;
  letter-spacing: 1px;
  color: var(--text) !important;
  text-shadow: 2px 2px 0 var(--accent);
}
.navbar-toggler {
  border: 2px solid var(--primary);
  color: var(--text);
}
.navbar-nav .nav-link {
  color: var(--text) !important;
  font-weight: 600;
  margin: 0 8px;
  padding: 6px 14px;
  border: 2px solid transparent;
  transition: all 0.25s ease;
}
.navbar-nav .nav-link:hover {
  border-color: var(--primary);
  background: rgba(129, 140, 248, 0.15);
  box-shadow: var(--shadow-hard-sm);
}

/* Hero 区块 */
.hero-section {
  padding: 80px 0 50px;
  position: relative;
  border-bottom: 3px solid var(--border-dark);
}
.hero-stats {
  display: flex;
  gap: 50px;
  margin-bottom: 30px;
}
.hero-stat {
  border-left: 4px solid var(--accent);
  padding-left: 15px;
}
.hero-stat-num {
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  display: block;
}
.hero-stat-label {
  font-size: 0.95rem;
  opacity: 0.8;
  font-weight: 600;
}
.hero-title {
  font-size: 3.8rem;
  font-weight: 900;
  line-height: 1.15;
  color: var(--text);
  text-shadow: 4px 4px 0 var(--accent);
  margin: 20px 0 15px;
  letter-spacing: 2px;
  font-family: 'Arial Black', 'Impact', 'Inter', sans-serif;
}
.hero-sub {
  font-size: 1.2rem;
  opacity: 0.9;
  max-width: 600px;
  font-weight: 400;
}

/* 通用区块标题 */
.section-title-wrap {
  margin-bottom: 40px;
  border-bottom: 4px solid var(--primary);
  display: inline-block;
}
.section-title {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--text);
  letter-spacing: 1px;
  font-family: 'Arial Black', sans-serif;
  text-transform: uppercase;
}
.section-title .highlight {
  color: var(--accent);
}

/* ========== Bento Grid 布局 ========== */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
  margin-bottom: 30px;
}
.bento-item {
  border: 3px solid var(--border-dark);
  padding: 25px;
  background: rgba(30, 27, 75, 0.7);
  box-shadow: var(--shadow-hard);
  transition: transform 0.3s ease, border-color 0.3s ease;
  overflow: hidden;
  position: relative;
}
.bento-item:hover {
  transform: scale(1.01);
  border-color: var(--primary);
}
.bento-item.big {
  grid-column: span 4;
  grid-row: span 2;
  min-height: 300px;
}
.bento-item.medium {
  grid-column: span 2;
  grid-row: span 2;
  min-height: 300px;
}
.bento-item.small {
  grid-column: span 2;
  min-height: 200px;
}
.bento-item.wide {
  grid-column: span 6;
  min-height: 140px;
}
.bento-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 12px;
}
.bento-title {
  font-weight: 800;
  font-size: 1.4rem;
  margin-bottom: 10px;
  color: var(--text);
}
.bento-text {
  font-size: 0.95rem;
  line-height: 1.7;
  opacity: 0.9;
}

/* 对比表格 */
.compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--bg-card);
}
.compare-table th,
.compare-table td {
  border: 2px solid var(--border-dark);
  padding: 18px 22px;
  text-align: left;
  font-size: 1rem;
}
.compare-table thead th {
  background: var(--primary);
  color: #fff;
  font-weight: 800;
  font-size: 1.2rem;
  text-transform: uppercase;
}
.compare-table tbody tr {
  transition: background 0.2s;
}
.compare-table tbody tr:hover {
  background: rgba(192, 132, 252, 0.1);
}
.table-icon-yes {
  color: var(--accent);
  font-weight: 900;
}
.table-icon-no {
  color: #94a3b8;
  opacity: 0.5;
}

/* 特色列表 */
.feature-item {
  display: flex;
  gap: 18px;
  margin-bottom: 22px;
  align-items: flex-start;
}
.feature-icon-box {
  min-width: 55px;
  height: 55px;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--bg);
  box-shadow: var(--shadow-hard-sm);
  border: 2px solid var(--accent);
}
.feature-item-title {
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--text);
}
.feature-item-desc {
  font-size: 0.9rem;
  opacity: 0.85;
  line-height: 1.6;
}

/* 手风琴 */
.accordion-91 {
  background: transparent;
}
.accordion-item-91 {
  background: transparent;
  border: 3px solid var(--border-dark);
  margin-bottom: 15px;
  box-shadow: var(--shadow-hard-sm);
}
.accordion-header-91 {
  padding: 18px 22px;
  cursor: pointer;
  font-weight: 700;
  font-size: 1.1rem;
  background: rgba(129, 140, 248, 0.1);
  border-bottom: 2px solid transparent;
  transition: background 0.2s;
  color: var(--text);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.accordion-header-91:hover {
  background: rgba(192, 132, 252, 0.15);
}
.accordion-header-91.active-91 {
  border-bottom-color: var(--primary);
}
.accordion-body-91 {
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.accordion-inner-91 {
  padding: 18px 22px;
  font-size: 0.95rem;
  line-height: 1.8;
  opacity: 0.95;
}

/* CTA */
.cta-section {
  border: 4px solid var(--accent);
  padding: 50px 30px;
  text-align: center;
  background: linear-gradient(135deg, rgba(129, 140, 248, 0.2), rgba(192, 132, 252, 0.15));
  box-shadow: var(--shadow-hard);
  margin: 60px 0 40px;
}
.cta-title {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--text);
  text-shadow: 3px 3px 0 var(--primary);
  margin-bottom: 15px;
}
.cta-btn {
  display: inline-block;
  background: var(--accent);
  color: var(--bg) !important;
  padding: 16px 44px;
  font-weight: 900;
  font-size: 1.3rem;
  text-decoration: none;
  border: 3px solid var(--text);
  box-shadow: 5px 5px 0 var(--primary);
  transition: all 0.2s;
  text-transform: uppercase;
}
.cta-btn:hover {
  transform: translate(3px, 3px);
  box-shadow: 2px 2px 0 var(--primary);
}

/* 友情链接 & 页脚 */
.friend-links-section {
  padding: 30px 0;
  border-top: 3px solid var(--border-dark);
  border-bottom: 3px solid var(--border-dark);
  margin-top: 50px;
}
.footer-91 {
  padding: 40px 0 20px;
  background: #17153a;
  border-top: 4px solid var(--primary);
}
.footer-links a {
  color: var(--text);
  text-decoration: none;
  margin: 0 12px;
  opacity: 0.8;
  transition: opacity 0.2s;
}
.footer-links a:hover {
  opacity: 1;
  color: var(--accent);
}

/* 回到顶部 */
#backToTop {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--primary);
  color: var(--bg);
  border: 3px solid var(--accent);
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: var(--shadow-hard-sm);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 999;
}
#backToTop.show {
  opacity: 1;
  visibility: visible;
}

/* 图片懒加载占位 */
img[data-src] {
  background: #312e81;
  min-height: 100%;
  transition: opacity 0.3s ease;
}
img.loaded-img {
  opacity: 1;
}

/* 响应式 */
@media (max-width: 992px) {
  .bento-item.big,
  .bento-item.medium {
    grid-column: span 3;
  }
  .bento-item.small {
    grid-column: span 3;
  }
}
@media (max-width: 768px) {
  .bento-item.big,
  .bento-item.medium,
  .bento-item.small,
  .bento-item.wide {
    grid-column: span 6;
  }
  .hero-title {
    font-size: 2.6rem;
  }
  .hero-stats {
    flex-direction: column;
    gap: 25px;
  }
  .section-title {
    font-size: 1.8rem;
  }
}

/* 图片容器通用 */
.image-card-91 {
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
  border: 3px solid var(--border-dark);
  margin-bottom: 12px;
  background: #312e81;
  box-shadow: var(--shadow-hard-sm);
}
.image-card-91 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  transition: opacity 0.4s ease;
}
.image-card-91 img.loaded-img {
  opacity: 1;
}

/* --- 子页面追加 --- */
/* 本页专属少量补充样式 */
        .about-hero {
            padding: 80px 0 50px;
            position: relative;
            overflow: hidden;
        }
.about-hero .geo-shape {
            opacity: 0.12;
        }
.about-section {
            padding: 40px 0;
            border-bottom: 1px solid var(--border-dark);
        }
.about-section:last-child {
            border-bottom: none;
        }
.about-card {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            padding: 28px;
            margin-bottom: 24px;
            box-shadow: var(--shadow-hard-sm);
            height: 100%;
        }
.about-card-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 14px;
        }
.about-card h3 {
            color: var(--text);
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }
.about-card p {
            color: rgba(224, 231, 255, 0.8);
            font-size: 0.95rem;
            line-height: 1.75;
            margin-bottom: 0;
        }
.timeline-wrap {
            position: relative;
            padding-left: 30px;
            border-left: 2px solid var(--border-dark);
        }
.timeline-item {
            position: relative;
            padding-bottom: 28px;
        }
.timeline-item:last-child {
            padding-bottom: 0;
        }
.timeline-item::before {
            content: '';
            position: absolute;
            left: -37px;
            top: 4px;
            width: 14px;
            height: 14px;
            background: var(--primary);
            border: 3px solid var(--bg);
            border-radius: 50%;
            box-shadow: 0 0 0 2px var(--accent);
        }
.timeline-year {
            color: var(--accent);
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 1px;
            margin-bottom: 6px;
        }
.timeline-item h4 {
            color: var(--text);
            font-weight: 600;
            font-size: 1.05rem;
            margin-bottom: 8px;
        }
.timeline-item p {
            color: rgba(224, 231, 255, 0.75);
            font-size: 0.92rem;
            line-height: 1.7;
            margin-bottom: 0;
        }
.value-item {
            padding: 20px;
            border: 1px solid var(--border-dark);
            background: rgba(129, 140, 248, 0.05);
            margin-bottom: 16px;
            transition: all 0.3s ease;
        }
.value-item:hover {
            background: rgba(129, 140, 248, 0.12);
            border-color: var(--primary);
        }
.value-icon {
            color: var(--accent);
            font-size: 1.5rem;
            margin-bottom: 10px;
        }
.value-item h4 {
            color: var(--text);
            font-weight: 600;
            font-size: 1.1rem;
        }
.value-item p {
            color: rgba(224, 231, 255, 0.8);
            font-size: 0.9rem;
            line-height: 1.7;
        }
.nav-link.active {
            color: var(--accent) !important;
        }
.footer-link {
            color: rgba(224, 231, 255, 0.6);
            text-decoration: none;
            transition: color 0.3s;
        }
.footer-link:hover {
            color: var(--accent);
        }

/* --- 子页面追加 --- */
/* 子页面专用小幅补充样式 */
    .legal-hero {
      padding: 3rem 0 2rem;
      position: relative;
    }
.legal-hero h1 {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--text);
      position: relative;
      display: inline-block;
      z-index: 2;
    }
.legal-hero .hero-sub {
      font-size: 1.1rem;
      color: rgba(224, 231, 255, 0.75);
      max-width: 700px;
      margin-top: 0.8rem;
    }
.section-legal {
      padding: 2.2rem 0;
      border-bottom: 1px solid rgba(49, 46, 129, 0.35);
    }
.section-legal:last-child {
      border-bottom: none;
    }
.legal-h2 {
      font-size: 1.5rem;
      font-weight: 700;
      color: var(--accent);
      margin-bottom: 1.2rem;
      display: flex;
      align-items: center;
      gap: 0.6rem;
    }
.legal-h2 i {
      color: var(--primary);
      font-size: 1.3rem;
    }
.legal-h3 {
      font-size: 1.15rem;
      font-weight: 600;
      color: var(--text);
      margin-top: 1.2rem;
      margin-bottom: 0.6rem;
    }
.legal-body p {
      color: rgba(224, 231, 255, 0.85);
      line-height: 1.8;
      margin-bottom: 1rem;
    }
.legal-body ul {
      color: rgba(224, 231, 255, 0.85);
      line-height: 1.8;
      padding-left: 1.4rem;
      margin-bottom: 1rem;
    }
.legal-body li {
      margin-bottom: 0.4rem;
    }
.highlight-box {
      background: rgba(129, 140, 248, 0.1);
      border-left: 3px solid var(--primary);
      padding: 1rem 1.4rem;
      margin: 1.4rem 0;
    }
.highlight-box p {
      margin-bottom: 0.4rem;
    }
.highlight-box p:last-child {
      margin-bottom: 0;
    }
.table-of-contents {
      background: rgba(129, 140, 248, 0.07);
      padding: 1.2rem 1.6rem;
      margin-bottom: 1rem;
    }
.table-of-contents a {
      color: var(--primary);
      text-decoration: none;
      display: inline-block;
      margin: 0.3rem 1.2rem 0.3rem 0;
      font-weight: 500;
      border-bottom: 1px dashed transparent;
      transition: border-color 0.3s;
    }
.table-of-contents a:hover {
      border-bottom-color: var(--primary);
    }
.last-updated {
      font-size: 0.85rem;
      color: rgba(224, 231, 255, 0.5);
      margin-top: 0.5rem;
    }
.legal-hero h1 { font-size: 1.6rem; }
.legal-h2 { font-size: 1.25rem; }
.section-legal { padding: 1.8rem 0; }

/* --- 子页面追加 --- */
.privacy-section {
            padding: 80px 0;
        }
.privacy-card {
            background: rgba(30, 27, 75, 0.8);
            border: 1px solid var(--border-dark);
            padding: 2rem;
            margin-bottom: 2rem;
            box-shadow: var(--shadow-hard-sm);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
.privacy-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hard);
        }
.privacy-card h2 {
            color: var(--primary);
            font-weight: 800;
            font-size: 1.5rem;
            margin-bottom: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
.privacy-card h2 i {
            color: var(--accent);
            font-size: 1.3rem;
        }
.privacy-card p, .privacy-card li {
            color: var(--text);
            line-height: 1.8;
            font-size: 0.95rem;
            opacity: 0.9;
        }
.privacy-card ul {
            padding-left: 1.5rem;
            margin-bottom: 1rem;
        }
.privacy-card ul li {
            margin-bottom: 0.6rem;
            position: relative;
        }
.privacy-card ul li::before {
            content: "▸";
            color: var(--accent);
            position: absolute;
            left: -1.2rem;
            font-weight: bold;
        }
.privacy-highlight-box {
            background: linear-gradient(135deg, rgba(129, 140, 248, 0.15), rgba(192, 132, 252, 0.15));
            border: 1px solid var(--border-dark);
            padding: 2rem;
            margin-bottom: 2rem;
            position: relative;
            overflow: hidden;
        }
.privacy-highlight-box::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: linear-gradient(to bottom, var(--primary), var(--accent));
        }
.privacy-highlight-box h3 {
            color: var(--accent);
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 1rem;
        }
.privacy-highlight-box p {
            color: var(--text);
            line-height: 1.8;
            font-size: 0.95rem;
        }
.table-of-contents h4 {
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 1rem;
            font-size: 1.1rem;
        }
.table-of-contents ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 0.5rem;
        }
.update-date {
            display: inline-block;
            background: rgba(192, 132, 252, 0.2);
            color: var(--accent);
            padding: 0.3rem 1rem;
            font-size: 0.85rem;
            margin-bottom: 2rem;
        }
.contact-privacy {
            background: rgba(129, 140, 248, 0.1);
            border: 1px dashed var(--primary);
            padding: 1.5rem;
            margin-top: 2rem;
        }
.contact-privacy a {
            color: var(--accent);
            text-decoration: underline;
        }
.privacy-section {
                padding: 40px 0;
            }
.privacy-card {
                padding: 1.5rem;
            }

/* --- 子页面追加 --- */
/* 本页专属微调样式——仅补充爆料页特有布局，不覆盖站点全局 */
        .tip-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; margin-top: 2.5rem; }
.tip-card { background: var(--bg-card); border: 2px solid var(--border-dark); padding: 2rem; box-shadow: var(--shadow-hard-sm); transition: transform .25s ease; }
.tip-card:hover { transform: translate(-2px, -2px); box-shadow: var(--shadow-hard); }
.tip-icon { font-size: 2rem; color: var(--accent); margin-bottom: 1rem; }
.tip-card h3 { color: var(--text); font-weight: 700; font-size: 1.2rem; margin-bottom: .8rem; }
.tip-card p { color: rgba(224,231,255,.75); font-size: .92rem; line-height: 1.7; }
.step-wrap { margin-top: 3rem; }
.step-item { display: flex; gap: 1.5rem; align-items: flex-start; padding: 1.8rem 0; border-bottom: 1px dashed var(--border-dark); }
.step-item:last-child { border-bottom: none; }
.step-num { font-size: 2.2rem; font-weight: 900; color: var(--primary); min-width: 60px; text-align: center; line-height: 1.2; }
.step-body h3 { color: var(--text); font-weight: 700; font-size: 1.15rem; margin-bottom: .4rem; }
.step-body p { color: rgba(224,231,255,.7); font-size: .92rem; }
.notice-box { background: rgba(129,140,248,.08); border-left: 4px solid var(--primary); padding: 1.5rem 2rem; margin: 2.5rem 0; }
.notice-box ul { margin: 0; padding-left: 1.2rem; }
.notice-box li { color: rgba(224,231,255,.8); font-size: .92rem; margin-bottom: .4rem; }
.contact-panel { background: var(--bg-card); border: 2px solid var(--border-dark); box-shadow: var(--shadow-hard); padding: 2.5rem; margin-top: 2.5rem; }
.contact-panel .form-label { color: var(--text); font-weight: 600; font-size: .95rem; }
.contact-panel .form-control { background: rgba(0,0,0,.3); border: 1px solid var(--border-dark); color: var(--text); border-radius: 0; padding: .75rem 1rem; }
.contact-panel .form-control:focus { background: rgba(0,0,0,.45); border-color: var(--primary); box-shadow: 0 0 0 .2rem rgba(129,140,248,.15); color: var(--text); }
.contact-panel .form-control::placeholder { color: rgba(224,231,255,.4); }
.contact-panel select.form-select { background-color: rgba(0,0,0,.3); border: 1px solid var(--border-dark); color: var(--text); border-radius: 0; }
.contact-panel select.form-select option { background: var(--bg-card); color: var(--text); }
.btn-91-submit { background: var(--primary); border: 2px solid var(--border-dark); color: #fff; font-weight: 700; padding: .8rem 2.2rem; border-radius: 0; box-shadow: var(--shadow-hard-sm); transition: all .2s; }
.btn-91-submit:hover { background: var(--accent); color: #fff; transform: translate(-2px,-2px); box-shadow: var(--shadow-hard); }
.form-text-tip { color: rgba(224,231,255,.5); font-size: .82rem; }
.required-star { color: var(--accent); }
.faq-mini { margin-top: 2rem; }
.faq-mini details { background: var(--bg-card); border: 1px solid var(--border-dark); padding: 1.2rem 1.5rem; margin-bottom: .8rem; }
.faq-mini summary { cursor: pointer; font-weight: 600; color: var(--text); font-size: .95rem; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq-mini summary::-webkit-details-marker { display: none; }
.faq-mini summary::after { content: '\f078'; font-family: 'Font Awesome 6 Free'; font-weight: 900; font-size: .8rem; color: var(--accent); transition: transform .2s; }
.faq-mini details[open] summary::after { transform: rotate(180deg); }
.faq-mini details p { margin-top: 1rem; color: rgba(224,231,255,.75); font-size: .9rem; line-height: 1.7; }

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.form-select { background-color:rgba(0,0,0,.35) !important; color:#e0e7ff !important; border-color:rgba(255,255,255,.12) !important; }