:root {
  --primary: #22d3ee;
  --accent: #fb923c;
  --bg: #0f172a;
  --text: #e2e8f0;
  --card-bg: rgba(30, 41, 59, 0.8);
  --radius-lg: 24px;
  --radius-md: 20px;
  --radius-sm: 16px;
  --shadow-soft: 0 8px 32px 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', -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.8;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.4;
}

/* ===== Navbar ===== */
.navbar {
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(34, 211, 238, 0.15);
  padding: 14px 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

.navbar-brand {
  font-family: 'Noto Serif SC', 'Songti SC', serif;
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--primary) !important;
  letter-spacing: 0.05em;
  margin-right: 2rem;
}

.navbar-brand i {
  color: var(--accent);
  margin-right: 6px;
}

.navbar-nav .nav-link {
  color: var(--text);
  font-weight: 500;
  padding: 8px 20px;
  border-radius: 50px;
  transition: all 0.3s ease;
  position: relative;
}

.navbar-nav .nav-link:hover {
  color: var(--primary);
  background: rgba(34, 211, 238, 0.1);
}

.navbar-toggler {
  border: 1px solid rgba(34, 211, 238, 0.3);
  padding: 6px 10px;
}

.navbar-toggler:focus { box-shadow: none; }

.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(34, 211, 238, 0.9)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ===== Hero Section ===== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 20px 80px;
  overflow: hidden;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
}

.hero-bg {
  position: absolute;
  top: -30%; left: -20%;
  width: 140%; height: 160%;
  background: radial-gradient(ellipse at 20% 50%, rgba(34, 211, 238, 0.08) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 30%, rgba(251, 146, 60, 0.06) 0%, transparent 50%);
  z-index: 0;
  will-change: transform;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.3);
  color: var(--primary);
  padding: 8px 24px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-title {
  font-size: 3.8rem;
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 1.5rem;
  min-height: 4.5rem;
  text-shadow: 0 4px 30px rgba(34, 211, 238, 0.2);
}

.hero-title .typed-cursor {
  display: inline-block;
  color: var(--primary);
  font-weight: 400;
  animation: blink 0.8s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(226, 232, 240, 0.85);
  margin-bottom: 2.5rem;
  font-weight: 300;
  letter-spacing: 0.03em;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 4rem;
  flex-wrap: wrap;
  margin-top: 3rem;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--primary);
  font-family: 'Inter', sans-serif;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.95rem;
  color: rgba(226, 232, 240, 0.7);
  margin-top: 4px;
  letter-spacing: 0.05em;
}

/* ===== Section Common ===== */
.section-padding {
  padding: 100px 0;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 1rem;
  color: #ffffff;
}

.section-subtitle {
  text-align: center;
  font-size: 1.1rem;
  color: rgba(226, 232, 240, 0.75);
  max-width: 700px;
  margin: 0 auto 4rem;
  font-weight: 300;
}

.section-divider {
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px;
  margin: 0 auto 3rem;
}

/* ===== Features ===== */
.features-section {
  background: linear-gradient(180deg, var(--bg) 0%, #1a2332 100%);
  position: relative;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid rgba(34, 211, 238, 0.12);
  border-radius: var(--radius-lg);
  padding: 2.8rem 2rem;
  text-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  height: 100%;
  backdrop-filter: blur(8px);
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: rgba(34, 211, 238, 0.4);
  box-shadow: var(--shadow-soft);
  background: rgba(30, 41, 59, 0.95);
}

.feature-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.8rem;
  font-size: 2rem;
  position: relative;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.15), rgba(251, 146, 60, 0.15));
  border: 1px solid rgba(34, 211, 238, 0.2);
}

.feature-icon i {
  color: var(--primary);
}

.feature-card:nth-child(2n) .feature-icon i {
  color: var(--accent);
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: #ffffff;
}

.feature-card p {
  font-size: 0.95rem;
  color: rgba(226, 232, 240, 0.75);
  line-height: 1.8;
  margin-bottom: 0;
}

/* ===== Comparison Table ===== */
.compare-section {
  background: var(--bg);
  padding: 100px 0;
}

.compare-wrapper {
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid rgba(34, 211, 238, 0.1);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 12px;
}

.compare-table th,
.compare-table td {
  padding: 18px 24px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(34, 211, 238, 0.06);
  text-align: left;
  vertical-align: middle;
}

.compare-table th {
  background: rgba(34, 211, 238, 0.1);
  color: var(--primary);
  font-weight: 700;
  font-size: 1.05rem;
  border-bottom: 2px solid rgba(34, 211, 238, 0.2);
  letter-spacing: 0.04em;
}

.compare-table th:first-child {
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

.compare-table th:last-child {
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.compare-table td:first-child {
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  font-weight: 600;
  color: #ffffff;
  white-space: nowrap;
}

.compare-table td:last-child {
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.compare-table tr {
  transition: all 0.3s ease;
}

.compare-table tbody tr:hover td {
  background: rgba(30, 41, 59, 0.9);
  border-color: rgba(34, 211, 238, 0.2);
}

.highlight-cell {
  color: var(--primary);
  font-weight: 600;
}

.compare-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  background: rgba(34, 211, 238, 0.15);
  color: var(--primary);
}

/* ===== FAQ Accordion ===== */
.faq-section {
  background: linear-gradient(180deg, var(--bg) 0%, #1a2332 100%);
}

.accordion-item {
  background: transparent;
  border: 1px solid rgba(34, 211, 238, 0.1);
  border-radius: var(--radius-md) !important;
  margin-bottom: 1rem;
  overflow: hidden;
  transition: all 0.3s ease;
}

.accordion-item:last-child { margin-bottom: 0; }

.accordion-button {
  background: rgba(30, 41, 59, 0.6) !important;
  color: #ffffff !important;
  font-family: 'Noto Serif SC', serif;
  font-size: 1.1rem;
  font-weight: 600;
  padding: 20px 24px;
  border: none;
  border-radius: var(--radius-md) !important;
  box-shadow: none !important;
  transition: all 0.3s ease;
}

.accordion-button:not(.collapsed) {
  background: rgba(34, 211, 238, 0.12) !important;
  color: var(--primary) !important;
}

.accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2322d3ee'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
  transition: transform 0.3s ease;
}

.accordion-button:not(.collapsed)::after {
  transform: rotate(180deg);
}

.accordion-body {
  background: rgba(15, 23, 42, 0.8);
  color: rgba(226, 232, 240, 0.85);
  padding: 1.5rem 1.5rem;
  line-height: 1.9;
  border-top: 1px solid rgba(34, 211, 238, 0.08);
}

/* ===== Intro Section ===== */
.intro-section {
  background: var(--bg);
  position: relative;
  overflow: hidden;
}

.intro-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.intro-text {
  font-size: 1.15rem;
  line-height: 2;
  color: rgba(226, 232, 240, 0.85);
  margin-bottom: 1.5rem;
}

.intro-text strong {
  color: var(--primary);
  font-weight: 600;
}

.intro-quote {
  font-size: 1.3rem;
  font-family: 'Noto Serif SC', serif;
  color: var(--accent);
  padding: 2rem 3rem;
  border-left: 4px solid var(--accent);
  background: rgba(251, 146, 60, 0.05);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 3rem 0;
  text-align: left;
  font-style: italic;
}

/* ===== CTA Section ===== */
.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.1), rgba(251, 146, 60, 0.08));
  border-radius: 0;
  position: relative;
}

.cta-box {
  background: var(--card-bg);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: var(--radius-lg);
  padding: 4rem 3rem;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-soft);
}

.cta-box h2 {
  font-size: 2.2rem;
  color: #ffffff;
  margin-bottom: 1.5rem;
}

.cta-box p {
  font-size: 1.1rem;
  color: rgba(226, 232, 240, 0.85);
  margin-bottom: 2.5rem;
}

.btn-custom {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 40px;
  border-radius: 50px;
  font-size: 1.05rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  cursor: pointer;
}

.btn-primary-custom {
  background: linear-gradient(135deg, var(--primary), #0ea5e9);
  color: #0f172a;
}

.btn-primary-custom:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(34, 211, 238, 0.3);
  color: #0f172a;
}

.btn-accent-custom {
  background: linear-gradient(135deg, var(--accent), #f97316);
  color: #0f172a;
  margin-left: 1rem;
}

.btn-accent-custom:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(251, 146, 60, 0.3);
  color: #0f172a;
}

/* ===== Friend Links ===== */
.friend-links {
  background: #1a2332;
  padding: 60px 0;
  border-top: 1px solid rgba(34, 211, 238, 0.08);
}

.friend-links h3 {
  font-size: 1.2rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.friend-links .links-container {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  color: rgba(226, 232, 240, 0.6);
  font-size: 0.9rem;
}

/* ===== Footer ===== */
.footer {
  background: #0b1120;
  padding: 40px 0 20px;
  border-top: 1px solid rgba(34, 211, 238, 0.08);
}

.footer-brand {
  font-family: 'Noto Serif SC', serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 1rem;
}

.footer-text {
  color: rgba(226, 232, 240, 0.6);
  font-size: 0.9rem;
  line-height: 1.9;
}

.footer-links {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
  margin: 1.5rem 0;
}

.footer-links a {
  color: rgba(226, 232, 240, 0.7);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s ease;
}

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

.footer-copyright {
  border-top: 1px solid rgba(226, 232, 240, 0.08);
  padding-top: 20px;
  margin-top: 2rem;
  text-align: center;
  color: rgba(226, 232, 240, 0.5);
  font-size: 0.85rem;
}

/* ===== Responsive ===== */
@media (max-width: 992px) {
  .hero-title { font-size: 3rem; }
  .hero-stats { gap: 2rem; }
  .section-padding { padding: 70px 0; }
  .compare-wrapper { padding: 1.5rem; overflow-x: auto; }
  .compare-table { min-width: 700px; }
}

@media (max-width: 768px) {
  .hero-title { font-size: 2.4rem; }
  .hero-subtitle { font-size: 1.1rem; }
  .section-title { font-size: 2rem; }
  .feature-card { padding: 2rem 1.5rem; }
  .cta-box { padding: 3rem 1.5rem; }
  .cta-box h2 { font-size: 1.8rem; }
  .btn-accent-custom { margin-left: 0; margin-top: 1rem; }
  .intro-quote { padding: 1.5rem; }
  .stat-number { font-size: 2.2rem; }
  .navbar-brand { font-size: 1.5rem; }
  .navbar-nav { padding-top: 1rem; }
  .navbar-nav .nav-link { padding: 8px 0; }
}

@media (max-width: 576px) {
  .hero-title { font-size: 2rem; }
  .hero-stats { flex-direction: column; gap: 1.5rem; }
  .section-padding { padding: 60px 0; }
  .compare-table th, .compare-table td { padding: 14px 16px; }
  .footer-links { gap: 1rem; }
}

/* --- 子页面追加 --- */
/* 关于我们页面专属样式 */
        .about-hero {
            padding: 120px 0 60px;
            background: linear-gradient(180deg, rgba(15, 23, 42, 0.95) 0%, rgba(15, 23, 42, 0.85) 100%);
        }
.about-story {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            margin-bottom: 2rem;
            border: 1px solid rgba(34, 211, 238, 0.15);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
.about-story:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-soft);
        }
.about-story h3 {
            color: var(--primary);
            font-weight: 700;
            font-size: 1.5rem;
            margin-bottom: 1rem;
            position: relative;
            padding-bottom: 0.75rem;
        }
.about-story h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 2px;
        }
.about-story p {
            color: var(--text);
            line-height: 1.8;
            font-size: 1.05rem;
            opacity: 0.9;
        }
.about-story .lead {
            font-size: 1.15rem;
            font-weight: 500;
            color: var(--primary);
        }
.about-mission {
            background: rgba(34, 211, 238, 0.08);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            margin: 3rem 0;
            border: 1px solid rgba(34, 211, 238, 0.2);
        }
.about-mission h2 {
            color: var(--primary);
            font-weight: 800;
            font-size: 2rem;
            margin-bottom: 1.5rem;
        }
.about-mission p {
            color: var(--text);
            font-size: 1.1rem;
            line-height: 1.9;
            max-width: 800px;
            margin: 0 auto;
        }
.about-values {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
.about-value-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 2rem;
            text-align: center;
            border: 1px solid rgba(34, 211, 238, 0.1);
            transition: transform 0.3s ease, border-color 0.3s ease;
        }
.about-value-card:hover {
            transform: translateY(-6px);
            border-color: var(--primary);
        }
.about-value-card i {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 1.25rem;
            background: rgba(34, 211, 238, 0.1);
            width: 80px;
            height: 80px;
            line-height: 80px;
            border-radius: 50%;
            display: inline-block;
        }
.about-value-card h4 {
            color: var(--text);
            font-weight: 700;
            font-size: 1.25rem;
            margin-bottom: 0.75rem;
        }
.about-value-card p {
            color: var(--text);
            opacity: 0.8;
            line-height: 1.7;
            font-size: 0.95rem;
        }
.about-timeline {
            margin: 3rem 0;
            position: relative;
            padding-left: 2rem;
        }
.about-timeline::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(180deg, var(--primary), var(--accent));
            border-radius: 2px;
        }
.timeline-item {
            position: relative;
            padding-bottom: 2rem;
            padding-left: 1.5rem;
        }
.timeline-item::before {
            content: '';
            position: absolute;
            left: -2.1rem;
            top: 0.5rem;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--primary);
            border: 3px solid var(--bg);
            box-shadow: 0 0 0 3px var(--primary);
        }
.timeline-item h4 {
            color: var(--primary);
            font-weight: 700;
            font-size: 1.15rem;
            margin-bottom: 0.5rem;
        }
.timeline-item p {
            color: var(--text);
            opacity: 0.85;
            line-height: 1.7;
        }
.about-stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 1.5rem;
            margin: 3rem 0;
        }
.about-stat {
            text-align: center;
            padding: 1.5rem;
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px solid rgba(34, 211, 238, 0.1);
        }
.about-stat .number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 0.25rem;
        }
.about-stat .label {
            color: var(--text);
            opacity: 0.8;
            font-size: 0.95rem;
        }
.about-cta {
            text-align: center;
            padding: 4rem 0;
            background: rgba(251, 146, 60, 0.08);
            border-radius: var(--radius-lg);
            margin: 3rem 0;
        }
.about-cta h2 {
            color: var(--text);
            font-weight: 800;
            font-size: 1.75rem;
            margin-bottom: 1rem;
        }
.about-cta p {
            color: var(--text);
            opacity: 0.85;
            font-size: 1.1rem;
            margin-bottom: 2rem;
        }
.about-cta .btn-about {
            display: inline-block;
            padding: 0.75rem 2rem;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: var(--bg);
            font-weight: 700;
            font-size: 1.1rem;
            border-radius: 50px;
            text-decoration: none;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: none;
        }
.about-cta .btn-about:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(34, 211, 238, 0.3);
        }
.about-hero {
                padding: 100px 0 40px;
            }
.about-story {
                padding: 1.75rem;
            }
.about-mission {
                padding: 2rem 1.5rem;
            }
.about-values {
                grid-template-columns: 1fr;
            }
.about-stats {
                grid-template-columns: repeat(2, 1fr);
            }

/* --- 子页面追加 --- */
/* 本页专属补充样式 */
        .disclaimer-page { background: var(--bg); min-height: 100vh; }
.disclaimer-hero { padding: 120px 0 60px; text-align: center; }
.disclaimer-hero h1 { font-size: 2.8rem; font-weight: 800; color: var(--text); margin-bottom: 16px; }
.disclaimer-hero h1 span { color: var(--primary); }
.disclaimer-hero p { color: rgba(226, 232, 240, 0.7); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }
.disclaimer-content { padding: 40px 0 80px; }
.disclaimer-card { background: var(--card-bg); border-radius: var(--radius-lg); padding: 32px; margin-bottom: 24px; border: 1px solid rgba(34, 211, 238, 0.1); transition: border-color 0.3s ease; }
.disclaimer-card:hover { border-color: rgba(34, 211, 238, 0.3); }
.disclaimer-card h2 { font-size: 1.5rem; font-weight: 700; color: var(--primary); margin-bottom: 20px; display: flex; align-items: center; gap: 12px; }
.disclaimer-card h2 i { font-size: 1.2rem; }
.disclaimer-card p { color: rgba(226, 232, 240, 0.85); line-height: 1.8; margin-bottom: 16px; }
.disclaimer-card ul { list-style: none; padding: 0; margin: 0; }
.disclaimer-card ul li { color: rgba(226, 232, 240, 0.85); line-height: 1.8; padding: 6px 0 6px 24px; position: relative; }
.disclaimer-card ul li::before { content: '\f105'; font-family: 'Font Awesome 6 Free'; font-weight: 900; color: var(--accent); position: absolute; left: 0; top: 6px; }
.disclaimer-card a { color: var(--primary); text-decoration: underline; transition: opacity 0.3s ease; }
.disclaimer-card a:hover { opacity: 0.7; }
.disclaimer-note { background: rgba(251, 146, 60, 0.08); border: 1px solid rgba(251, 146, 60, 0.2); border-radius: var(--radius-md); padding: 20px 24px; margin-top: 32px; }
.disclaimer-note p { color: rgba(226, 232, 240, 0.9); font-size: 0.95rem; margin: 0; }
.disclaimer-note strong { color: var(--accent); }
.disclaimer-hero h1 { font-size: 2rem; }
.disclaimer-card { padding: 24px; }

/* --- 子页面追加 --- */
/* 保证Bootstrap组件不出现白底黑字,统一覆盖 */
        .card, .card-body, .card-title, .card-text, .card-header, .card-footer,
        .form-control, .form-select, .form-label, .input-group-text,
        .table, .list-group-item, .accordion-item, .accordion-button, .accordion-body,
        .modal-content, .modal-header, .modal-body, .dropdown-menu, .dropdown-item,
        .nav-link, .navbar, .navbar-brand, .btn-light, .btn-outline-* {
            background-color: var(--card-bg) !important;
            color: var(--text) !important;
            border-color: rgba(255,255,255,0.1) !important;
        }
.navbar .nav-link {
            color: var(--text) !important;
            font-weight: 500;
        }
.navbar .nav-link.active {
            color: var(--primary) !important;
            text-shadow: 0 0 8px rgba(34,211,238,0.5);
        }
/* 页面专属轻微点缀 */
        .guide-step-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 1.8rem 1.8rem;
            box-shadow: var(--shadow-soft);
            border: 1px solid rgba(255,255,255,0.05);
            transition: transform 0.2s ease;
            height: 100%;
        }
.guide-step-card:hover {
            transform: translateY(-4px);
            border-color: rgba(34,211,238,0.4);
        }
.guide-step-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }
.tip-block {
            background: rgba(251, 146, 60, 0.08);
            border-left: 4px solid var(--accent);
            padding: 1.2rem 1.5rem;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 1.8rem 0;
            color: var(--text);
        }
.section-title i {
            color: var(--primary);
            font-size: 1.8rem;
        }
.badge-soft {
            background: rgba(34,211,238,0.12);
            color: var(--primary);
            padding: 0.3rem 1rem;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 500;
        }
.table-list li {
            margin-bottom: 0.5rem;
            list-style-type: none;
        }
.table-list li i {
            color: var(--accent);
            margin-right: 0.5rem;
        }

/* --- 子页面追加 --- */
/* 确保Bootstrap组件不破坏深色主题 */
    .card, .card-body, .form-control, .list-group-item, .accordion-item, .accordion-button, .accordion-body, .modal-content, .dropdown-menu, .dropdown-item {
      background: var(--card-bg) !important;
      color: var(--text) !important;
      border-color: rgba(255,255,255,0.08) !important;
    }
.form-control::placeholder { color: rgba(226,232,240,0.5) !important; }
.btn-outline-primary { border-color: var(--primary) !important; color: var(--primary) !important; }
.btn-outline-primary:hover { background: var(--primary) !important; color: #0f172a !important; }
/* 页面专用间距和微调 */
    .privacy-hero {
      background: radial-gradient(circle at 20% 30%, rgba(34,211,238,0.15), transparent 50%);
    }
.privacy-card {
      background: var(--card-bg);
      border-radius: var(--radius-md);
      padding: 1.5rem 1.75rem;
      box-shadow: var(--shadow-soft);
      backdrop-filter: blur(6px);
      border: 1px solid rgba(255,255,255,0.05);
      transition: transform .2s ease;
    }
.privacy-card:hover {
      transform: translateY(-2px);
    }
.privacy-card h3 {
      color: var(--primary);
      font-weight: 600;
      font-size: 1.25rem;
      display: flex;
      align-items: center;
      gap: .6rem;
      margin-bottom: 1rem;
    }
.privacy-card h3 i {
      color: var(--accent);
      font-size: 1.1rem;
    }
.privacy-card p, .privacy-card li {
      color: rgba(226,232,240,0.85);
      line-height: 1.75;
    }
.privacy-card ul, .privacy-card ol {
      padding-left: 1.2rem;
      margin-top: .5rem;
    }
.highlight-box {
      background: rgba(34,211,238,0.06);
      border-left: 4px solid var(--primary);
      padding: 1rem 1.2rem;
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
      margin: 1.2rem 0;
    }

/* --- 子页面追加 --- */
.sitemap-section {
            padding: 80px 0;
            background: var(--bg);
        }
.sitemap-section h2 {
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 30px;
            position: relative;
            padding-bottom: 15px;
        }
.sitemap-section h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
.sitemap-card {
            background: var(--card-bg);
            border-radius: var(--radius-sm);
            padding: 25px;
            margin-bottom: 20px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid rgba(34, 211, 238, 0.15);
        }
.sitemap-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-soft);
        }
.sitemap-card .sitemap-icon {
            font-size: 28px;
            color: var(--primary);
            margin-bottom: 15px;
        }
.sitemap-card h3 {
            color: var(--text);
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 10px;
        }
.sitemap-card p {
            color: rgba(226, 232, 240, 0.7);
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: 15px;
        }
.sitemap-card .btn-link {
            color: var(--primary);
            text-decoration: none;
            font-weight: 500;
            padding: 0;
            font-size: 0.9rem;
        }
.sitemap-card .btn-link:hover {
            color: var(--accent);
            text-decoration: underline;
        }
.sitemap-hero {
            padding: 100px 0 60px;
            text-align: center;
        }
.sitemap-hero h1 {
            color: var(--text);
            font-weight: 800;
            font-size: 2.5rem;
            margin-bottom: 20px;
        }
.sitemap-hero h1 span {
            color: var(--primary);
        }
.sitemap-hero p {
            color: rgba(226, 232, 240, 0.7);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto;
        }
.sitemap-index {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 30px;
            margin: 40px 0;
            border: 1px solid rgba(34, 211, 238, 0.2);
        }
.sitemap-index h4 {
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 20px;
            font-size: 1.2rem;
        }
.sitemap-index ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 10px;
        }
.sitemap-index ul li a {
            color: var(--text);
            text-decoration: none;
            padding: 10px 15px;
            display: block;
            border-radius: 8px;
            transition: all 0.3s ease;
            font-size: 0.95rem;
        }
.sitemap-index ul li a:hover {
            background: rgba(34, 211, 238, 0.1);
            color: var(--primary);
            transform: translateX(5px);
        }
.sitemap-index ul li a i {
            margin-right: 10px;
            color: var(--primary);
            font-size: 0.85rem;
        }
.sitemap-hero h1 {
                font-size: 2rem;
            }
.sitemap-section {
                padding: 40px 0;
            }

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