:root {
  --primary: #6d5dfc;
  --accent: #22d3ee;
  --bg: #0f1020;
  --bg-light: #1a1b2e;
  --bg-card: #181a2e;
  --text: #e8eaf6;
  --text-muted: #9ca3c4;
  --border: #2a2c45;
  --radius: 8px;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  background-color: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  overflow-x: hidden;
}
h1, h2, h3, h4, .display-font {
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  letter-spacing: -0.02em;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--primary); }
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 4px; }

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 999;
  background: rgba(15, 16, 32, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0.8rem 0;
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.navbar.scrolled {
  background: rgba(15, 16, 32, 0.98);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.6);
}
.navbar-brand {
  font-weight: 900;
  font-size: 1.6rem;
  color: var(--text) !important;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.navbar-brand i { color: var(--accent); }
.navbar .nav-link {
  color: var(--text-muted) !important;
  font-weight: 500;
  padding: 0.4rem 0.8rem !important;
  border-radius: 6px;
  transition: all 0.2s;
}
.navbar .nav-link:hover {
  color: var(--text) !important;
  background: rgba(109, 93, 252, 0.15);
}
.navbar-toggler { border-color: var(--border) !important; }
.navbar-toggler-icon { background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3e%3cpath stroke='rgba(232, 234, 246, 0.8)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important; }

/* Hero */
.hero {
  padding-top: 140px;
  padding-bottom: 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  padding: 4px 18px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.8rem;
  margin-bottom: 20px;
  box-shadow: 0 4px 20px rgba(109, 93, 252, 0.4);
}
.hero h1 {
  font-size: clamp(2.8rem, 8vw, 5rem);
  font-weight: 900;
  line-height: 1.1;
  background: linear-gradient(120deg, var(--primary), var(--accent), var(--text));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}
.hero-sub {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto 32px;
}
.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-primary-grad {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border: none;
  color: #fff;
  padding: 12px 32px;
  border-radius: 50px;
  font-weight: 600;
  box-shadow: 0 4px 24px rgba(109, 93, 252, 0.4);
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn-primary-grad:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(109, 93, 252, 0.6);
  color: #fff;
}
.btn-outline {
  background: transparent;
  border: 2px solid var(--border);
  color: var(--text);
  padding: 10px 28px;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.2s;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.hero-float {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  pointer-events: none;
}
.hero-float i {
  position: absolute;
  opacity: 0.15;
  color: var(--accent);
  animation: float 6s ease-in-out infinite;
}
.hero-float i:nth-child(1) { top: 20%; left: 8%; font-size: 3rem; animation-delay: 0s; }
.hero-float i:nth-child(2) { top: 65%; left: 15%; font-size: 2rem; animation-delay: 1.2s; }
.hero-float i:nth-child(3) { top: 30%; right: 12%; font-size: 3.5rem; animation-delay: 0.6s; }
.hero-float i:nth-child(4) { bottom: 20%; right: 20%; font-size: 2.5rem; animation-delay: 2s; }
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(10deg); }
}

/* Section */
.section {
  padding: 70px 0;
  border-bottom: 1px solid var(--border);
}
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 12px;
}
.section-title {
  font-size: 1.6rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-title i { color: var(--accent); font-size: 1.4rem; }
.section-link { color: var(--text-muted); font-size: 0.9rem; transition: color 0.2s; }
.section-link:hover { color: var(--accent); }

/* Category Pills */
.cat-pills {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 40px;
}
.cat-pill {
  padding: 8px 20px;
  border-radius: 50px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.2s;
}
.cat-pill:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

/* Movie Cards */
.movie-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 18px;
}
.movie-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.3s ease;
  animation: fadeInUp 0.6s ease both;
}
.movie-card:hover {
  transform: scale(1.03);
  border-color: var(--primary);
  box-shadow: var(--shadow);
}
.movie-poster {
  position: relative;
  aspect-ratio: 2/3;
  overflow: hidden;
}
.movie-poster img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}
.movie-card:hover .movie-poster img { transform: scale(1.05); }
.movie-rating-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.8);
  color: #ffd700;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 3px;
}
.movie-info { padding: 12px; }
.movie-name {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.movie-meta {
  color: var(--text-muted);
  font-size: 0.78rem;
  display: flex;
  gap: 6px;
  align-items: center;
}
.movie-tags {
  display: flex;
  gap: 4px;
  margin-top: 6px;
  flex-wrap: wrap;
}
.tag-pill {
  background: rgba(109, 93, 252, 0.15);
  color: var(--accent);
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 20px;
  font-weight: 500;
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* Rank List */
.rank-list { display: flex; flex-direction: column; gap: 10px; }
.rank-item {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 10px 16px;
  border: 1px solid var(--border);
  transition: all 0.2s;
  cursor: pointer;
}
.rank-item:hover { background: rgba(109, 93, 252, 0.08); }
.rank-num {
  font-weight: 900;
  font-size: 1.4rem;
  width: 50px;
  text-align: center;
  color: var(--text-muted);
}
.rank-num.gold { color: #ffd700; }
.rank-num.silver { color: #c0c0c0; }
.rank-num.bronze { color: #cd7f32; }
.rank-name {
  font-weight: 600;
  flex: 1;
  font-size: 0.95rem;
}
.rank-score { color: var(--accent); font-weight: 700; font-size: 0.9rem; }
.rank-type {
  color: var(--text-muted);
  font-size: 0.8rem;
  background: var(--bg);
  padding: 2px 10px;
  border-radius: 20px;
  margin-right: 10px;
}

/* Accordion */
.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius) !important;
  margin-bottom: 12px;
}
.accordion-button {
  background: transparent !important;
  color: var(--text) !important;
  font-weight: 600;
  padding: 16px 20px;
  font-size: 0.95rem;
}
.accordion-button:not(.collapsed) { background: rgba(109, 93, 252, 0.1) !important; }
.accordion-button:focus { box-shadow: none !important; }
.accordion-body { color: var(--text-muted); font-size: 0.9rem; padding: 0 20px 20px; }

/* Sidebar Drawer */
.sidebar-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(420px, 100%);
  height: 100vh;
  background: var(--bg-light);
  z-index: 2000;
  transition: right 0.4s cubic-bezier(0.77, 0.2, 0.05, 1);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.6);
  overflow-y: auto;
  border-left: 1px solid var(--border);
}
.sidebar-drawer.open { right: 0; }
.drawer-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1999;
  display: none;
  backdrop-filter: blur(4px);
}
.drawer-overlay.open { display: block; }
.drawer-header {
  padding: 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  background: var(--bg-light);
  z-index: 2;
}
.drawer-header h4 { font-size: 1.2rem; font-weight: 700; }
.drawer-close {
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
  transition: color 0.2s;
}
.drawer-close:hover { color: var(--accent); }
.drawer-body { padding: 20px; }
.drawer-poster {
  width: 100%;
  border-radius: var(--radius);
  margin-bottom: 16px;
  aspect-ratio: 16/9;
  object-fit: cover;
}
.drawer-field {
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--border);
}
.drawer-field:last-child { border-bottom: none; }
.drawer-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}
.drawer-value { font-size: 0.95rem; font-weight: 500; }

/* Footer */
.footer {
  padding: 50px 0 30px;
  background: var(--bg-light);
  border-top: 1px solid var(--border);
}
.footer h5 { font-weight: 700; margin-bottom: 16px; }
.footer a { color: var(--text-muted); display: block; padding: 3px 0; font-size: 0.85rem; transition: color 0.2s; }
.footer a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  margin-top: 40px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Special Sections */
.feature-list i {
  color: var(--accent);
  width: 28px;
  font-size: 1rem;
}
.pick-item {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 14px 18px;
  margin-bottom: 10px;
  border-left: 3px solid var(--primary);
  transition: background 0.2s;
}
.pick-item:hover { background: rgba(109, 93, 252, 0.1); }
.pick-item strong { color: var(--text); font-weight: 600; }
.pick-item span { color: var(--text-muted); font-size: 0.9rem; }

/* Responsive */
@media (max-width: 768px) {
  .hero { padding-top: 120px; padding-bottom: 60px; }
  .section { padding: 50px 0; }
  .movie-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 12px; }
  .movie-name { font-size: 0.82rem; }
  .movie-meta { font-size: 0.7rem; }
  .hero-float i { display: none; }
}

/* Pills */
.tag-pill { white-space: nowrap; }

/* --- 子页面追加 --- */
/* 仅覆盖本页可能用到的Bootstrap组件配色 —— 确保无白块黑字 */
    .card, .card-body, .card-title, .card-text, .card-header, .card-footer,
    .list-group-item, .accordion-item, .accordion-button, .accordion-body {
      background: var(--bg-card) !important;
      color: var(--text) !important;
      border-color: var(--border) !important;
    }
.accordion-button::after {
      filter: invert(0.8) hue-rotate(180deg);
    }
.form-control, .form-select {
      background: rgba(0, 0, 0, 0.35) !important;
      color: var(--text) !important;
      border-color: var(--border) !important;
    }
.form-control::placeholder {
      color: rgba(255, 255, 255, 0.45);
    }
/* 关于页特有细节 */
    .about-hero {
      background: radial-gradient(circle at 20% 20%, rgba(109, 93, 252, 0.15), transparent 50%);
    }
.story-block {
      background: var(--bg-light);
      border-radius: var(--radius);
      padding: 2rem;
      border-left: 4px solid var(--primary);
      box-shadow: var(--shadow);
    }
.value-icon {
      font-size: 2.5rem;
      color: var(--accent);
      margin-bottom: 1rem;
    }
.section-title-sm {
      font-weight: 700;
      color: var(--text);
      letter-spacing: -0.01em;
    }
.muted-text {
      color: var(--text-muted);
    }
.border-soft {
      border-color: var(--border) !important;
    }
.btn-outline-soft {
      border: 1px solid var(--border);
      color: var(--text);
      padding: 0.5rem 1.5rem;
      border-radius: 50rem;
      transition: all 0.2s ease;
    }
.btn-outline-soft:hover {
      background: var(--primary);
      color: #fff;
      border-color: var(--primary);
    }

/* --- 子页面追加 --- */
/* 本页少量专属样式, 均基于站点设计变量 */
    .legal-hero {
      background: radial-gradient(circle at 10% 20%, rgba(109, 93, 252, 0.15), transparent 40%),
                  radial-gradient(circle at 90% 10%, rgba(34, 211, 238, 0.08), transparent 40%);
      padding: 3rem 0 2rem;
      border-bottom: 1px solid var(--border);
    }
.legal-hero .hero-badge {
      display: inline-block;
      background: rgba(109, 93, 252, 0.12);
      color: var(--accent);
      border: 1px solid rgba(109, 93, 252, 0.3);
      padding: 0.4rem 1rem;
      border-radius: 30px;
      font-size: 0.85rem;
      letter-spacing: 0.3px;
      margin-bottom: 1rem;
    }
.legal-section {
      padding: 2.5rem 0;
      border-bottom: 1px solid var(--border);
    }
.legal-section:last-of-type {
      border-bottom: none;
    }
.legal-section h2 {
      font-weight: 700;
      font-size: 1.6rem;
      color: var(--text);
      margin-bottom: 1.25rem;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
.legal-section h2 i {
      color: var(--primary);
      font-size: 1.3rem;
    }
.legal-section h3 {
      font-size: 1.2rem;
      font-weight: 600;
      color: var(--text);
      margin-top: 1.5rem;
      margin-bottom: 0.75rem;
      padding-left: 0.75rem;
      border-left: 3px solid var(--accent);
    }
.legal-section p, .legal-section li {
      color: var(--text-muted);
      line-height: 1.8;
      font-size: 0.98rem;
    }
.legal-section ul {
      padding-left: 1.2rem;
    }
.legal-section ul li {
      margin-bottom: 0.5rem;
    }
.legal-section a {
      color: var(--accent);
      text-decoration: none;
    }
.legal-section a:hover {
      text-decoration: underline;
    }
.notice-box {
      background: var(--bg-light);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 1.5rem;
      margin: 1.5rem 0;
      box-shadow: var(--shadow);
    }
.notice-box p {
      margin-bottom: 0.5rem;
    }
.notice-box i {
      color: var(--primary);
      margin-right: 8px;
    }
.footer-links a {
      color: var(--text-muted);
    }
.footer-links a:hover {
      color: var(--accent);
    }
/* 覆盖bootstrap组件默认白底 (本页未使用card, 但保险起见) */
    .card, .card-body, .form-control, .list-group-item, .accordion-item {
      background: var(--bg-card);
      color: var(--text);
      border-color: var(--border);
    }

/* --- 子页面追加 --- */
/* 页面专属样式，仅覆盖少量布局细节 */
        .guide-hero {
            padding: 80px 0 50px;
            background: radial-gradient(ellipse at top, rgba(109, 93, 252, 0.15), transparent 60%);
        }
.guide-section {
            padding: 50px 0;
        }
.guide-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 30px;
            height: 100%;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
.guide-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }
.guide-card-icon {
            font-size: 2.2rem;
            color: var(--accent);
            margin-bottom: 16px;
        }
.guide-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }
.guide-card p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }
.step-list {
            list-style: none;
            padding: 0;
            counter-reset: step-counter;
        }
.step-list li {
            counter-increment: step-counter;
            position: relative;
            padding: 12px 0 12px 48px;
            border-bottom: 1px solid var(--border);
            color: var(--text);
            font-size: 0.95rem;
            line-height: 1.7;
        }
.step-list li:last-child {
            border-bottom: none;
        }
.step-list li::before {
            content: counter(step-counter);
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 30px;
            height: 30px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
        }
.tip-box {
            background: rgba(34, 211, 238, 0.08);
            border-left: 4px solid var(--accent);
            padding: 16px 20px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 20px 0;
        }
.tip-box p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--text);
        }
.tip-box i {
            color: var(--accent);
            margin-right: 8px;
        }
.device-tag {
            display: inline-block;
            padding: 4px 14px;
            background: var(--bg-light);
            border: 1px solid var(--border);
            border-radius: 30px;
            font-size: 0.8rem;
            color: var(--text);
            margin: 4px 6px 4px 0;
        }
.device-tag i {
            margin-right: 6px;
            color: var(--accent);
        }
.faq-mini {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px 24px;
            margin-bottom: 14px;
        }
.faq-mini h4 {
            font-size: 1rem;
            color: var(--text);
            font-weight: 600;
            margin-bottom: 8px;
        }
.faq-mini h4 i {
            color: var(--primary);
            margin-right: 8px;
        }
.faq-mini p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }
.guide-nav-pills {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 40px;
        }
.guide-nav-pills a {
            padding: 8px 22px;
            border-radius: 30px;
            border: 1px solid var(--border);
            color: var(--text-muted);
            font-size: 0.85rem;
            font-weight: 500;
            text-decoration: none;
            transition: all 0.3s ease;
            background: var(--bg-card);
        }
.guide-nav-pills a:hover,
        .guide-nav-pills a.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }

/* --- 子页面追加 --- */
/* 页面专属样式 */
        .faq-section {
            padding: 80px 0;
        }
.faq-hero {
            background: linear-gradient(135deg, rgba(109, 93, 252, 0.1) 0%, rgba(34, 211, 238, 0.05) 100%);
            border-bottom: 1px solid var(--border);
        }
.faq-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 1rem;
        }
.faq-hero .lead {
            color: var(--text-muted);
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto;
        }
.faq-list {
            max-width: 900px;
            margin: 0 auto;
        }
.faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 20px;
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow);
        }
.faq-item:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
        }
.faq-question {
            padding: 25px 30px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text);
            font-weight: 600;
            font-size: 1.1rem;
            background: rgba(109, 93, 252, 0.05);
            border-bottom: 1px solid transparent;
            transition: all 0.3s ease;
        }
.faq-question:hover {
            background: rgba(109, 93, 252, 0.1);
        }
.faq-question.active {
            border-bottom-color: var(--border);
        }
.faq-question i {
            color: var(--primary);
            transition: transform 0.3s ease;
            font-size: 1.2rem;
        }
.faq-question.active i {
            transform: rotate(45deg);
            color: var(--accent);
        }
.faq-answer {
            padding: 0 30px;
            max-height: 0;
            overflow: hidden;
            transition: all 0.4s ease;
            color: var(--text-muted);
            line-height: 1.8;
        }
.faq-answer.open {
            padding: 20px 30px;
            max-height: 1000px;
        }
.faq-answer p {
            margin-bottom: 15px;
        }
.faq-answer p:last-child {
            margin-bottom: 0;
        }
.faq-answer strong {
            color: var(--text);
        }
.faq-answer a {
            color: var(--accent);
            text-decoration: none;
        }
.faq-answer a:hover {
            text-decoration: underline;
        }
.faq-sidebar {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 25px;
            position: sticky;
            top: 100px;
            box-shadow: var(--shadow);
        }
.faq-sidebar h3 {
            color: var(--text);
            font-size: 1.2rem;
            margin-bottom: 20px;
            font-weight: 700;
        }
.faq-sidebar ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
.faq-sidebar li {
            margin-bottom: 10px;
        }
.faq-sidebar a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color 0.3s ease;
            display: block;
            padding: 8px 12px;
            border-radius: 6px;
        }
.faq-sidebar a:hover {
            color: var(--accent);
            background: rgba(109, 93, 252, 0.1);
        }
.faq-sidebar .contact-box {
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
        }
.faq-sidebar .contact-box p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 10px;
        }
.faq-sidebar .contact-box .btn {
            font-size: 0.9rem;
        }
.faq-hero h1 {
                font-size: 2rem;
            }
.faq-question {
                padding: 20px;
                font-size: 1rem;
            }
.faq-answer.open {
                padding: 15px 20px;
            }
.faq-sidebar {
                position: static;
                margin-top: 30px;
            }

/* --- 子页面追加 --- */
/* 页面专属样式 - 隐私政策 */
    .privacy-hero {
      padding: 100px 0 60px;
      background: linear-gradient(180deg, var(--bg) 0%, var(--bg-light) 100%);
      border-bottom: 1px solid var(--border);
      position: relative;
      overflow: hidden;
    }
.privacy-hero::before {
      content: '';
      position: absolute;
      top: -50%;
      right: -20%;
      width: 600px;
      height: 600px;
      background: radial-gradient(circle, rgba(109, 93, 252, 0.15) 0%, transparent 70%);
      border-radius: 50%;
      pointer-events: none;
    }
.privacy-hero h1 {
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--text);
      margin-bottom: 16px;
      position: relative;
    }
.privacy-hero h1 .gradient-text {
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
.privacy-hero .privacy-sub {
      color: var(--text-muted);
      font-size: 1.1rem;
      max-width: 600px;
      line-height: 1.7;
    }
.privacy-section {
      padding: 60px 0;
      border-bottom: 1px solid var(--border);
    }
.privacy-section:last-child {
      border-bottom: none;
    }
.privacy-section .section-label {
      display: inline-block;
      background: rgba(109, 93, 252, 0.15);
      color: var(--primary);
      padding: 4px 14px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 600;
      margin-bottom: 20px;
      letter-spacing: 0.5px;
    }
.privacy-section h2 {
      font-size: 1.8rem;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 20px;
      line-height: 1.4;
    }
.privacy-section h3 {
      font-size: 1.2rem;
      font-weight: 600;
      color: var(--text);
      margin: 24px 0 12px;
    }
.privacy-section p {
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 16px;
      font-size: 1rem;
    }
.privacy-section ul {
      color: var(--text-muted);
      line-height: 1.8;
      padding-left: 20px;
      margin-bottom: 16px;
    }
.privacy-section ul li {
      margin-bottom: 8px;
    }
.privacy-section ul li::marker {
      color: var(--primary);
    }
.privacy-card {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 24px;
      margin: 20px 0;
      box-shadow: var(--shadow);
    }
.privacy-card .card-icon {
      font-size: 1.5rem;
      color: var(--primary);
      margin-bottom: 12px;
    }
.privacy-card .card-title {
      font-size: 1rem;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 8px;
    }
.privacy-card .card-text {
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.6;
    }
.privacy-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(34, 211, 238, 0.1);
      color: var(--accent);
      padding: 6px 16px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 500;
      margin: 4px;
    }
.privacy-badge i {
      font-size: 0.8rem;
    }
.contact-box h3 {
      color: var(--text);
      margin-bottom: 12px;
    }
.last-updated {
      color: var(--text-muted);
      font-size: 0.9rem;
      font-style: italic;
      margin-top: 30px;
      padding-top: 20px;
      border-top: 1px solid var(--border);
    }

/* --- 子页面追加 --- */
/* 联系页专用样式 - 仅补充,主体样式引用站点CSS */
    .contact-hero { padding: 80px 0 40px; text-align: center; }
.contact-hero .hero-badge { margin-bottom: 16px; }
.contact-hero h1 { font-size: 2.6rem; font-weight: 800; margin-bottom: 16px; color: var(--text); }
.contact-hero p { color: var(--text-muted); max-width: 640px; margin: 0 auto; font-size: 1.1rem; line-height: 1.7; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 48px; }
.contact-grid { grid-template-columns: 1fr; }
.contact-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; transition: all .3s ease; }
.contact-card:hover { border-color: var(--primary); transform: translateY(-4px); box-shadow: var(--shadow); }
.contact-card-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.3rem; margin-bottom: 16px; background: rgba(109, 93, 252, .15); color: var(--primary); }
.contact-card h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 10px; color: var(--text); }
.contact-card p { color: var(--text-muted); font-size: .92rem; line-height: 1.7; margin-bottom: 12px; }
.contact-card a { color: var(--accent); text-decoration: none; word-break: break-all; }
.contact-card a:hover { text-decoration: underline; }
.contact-info { color: var(--text); }
.form-block { margin-top: 56px; }
.form-block .section-title { text-align: left; }
.contact-form { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; margin-top: 24px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; color: var(--text); font-weight: 500; margin-bottom: 8px; font-size: .95rem; }
.form-group input, .form-group textarea, .form-group select {
      width: 100%; background: rgba(0,0,0,.3); border: 1px solid var(--border); border-radius: 6px;
      color: var(--text); padding: 12px 14px; font-size: .95rem; transition: border-color .2s;
      font-family: 'Inter', system-ui, sans-serif;
    }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { outline: none; border-color: var(--primary); }
.form-group textarea { min-height: 140px; resize: vertical; }
.form-group select option { background: var(--bg-light); color: var(--text); }
.btn-submit { background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff; border: none; padding: 14px 36px; border-radius: 8px; font-weight: 600; font-size: 1rem; cursor: pointer; transition: opacity .2s; }
.btn-submit:hover { opacity: .85; }
.contact-note { background: rgba(34, 211, 238, .08); border: 1px solid rgba(34, 211, 238, .25); border-radius: var(--radius); padding: 16px 20px; margin-top: 24px; font-size: .92rem; color: var(--text-muted); }
.contact-note i { color: var(--accent); margin-right: 8px; }
.contact-channels { margin-top: 48px; }
.channel-list { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; margin-top: 24px; }
.channel-list { grid-template-columns: 1fr; }
.channel-item { background: var(--bg-light); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; text-align: center; }
.channel-item i { font-size: 1.8rem; color: var(--primary); margin-bottom: 12px; }
.channel-item h4 { font-size: 1rem; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.channel-item p { font-size: .85rem; color: var(--text-muted); }
/* 覆盖Bootstrap默认样式 */
    .form-control, .form-select { background: rgba(0,0,0,.3) !important; color: var(--text) !important; border-color: var(--border) !important; }
.form-control:focus, .form-select:focus { background: rgba(0,0,0,.3) !important; color: var(--text) !important; border-color: var(--primary) !important; box-shadow: none !important; }

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.accordion-header { background:transparent !important; }