:root {
  --primary: #b45309;
  --accent: #ca8a04;
  --bg: #fefce8;
  --text: #451a03;
  --white: #ffffff;
  --shadow: 0 12px 28px rgba(180, 83, 9, 0.15);
}

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

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  overflow-x: hidden;
}

/* 几何背景装饰 */
.geo-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.geo-bg .circle {
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(202, 138, 4, 0.12);
  top: 18%;
  left: -80px;
}

.geo-bg .square {
  position: absolute;
  width: 140px;
  height: 140px;
  background: rgba(180, 83, 9, 0.10);
  bottom: 25%;
  right: -40px;
  transform: rotate(45deg);
  border-radius: 16px;
}

.geo-bg .triangle {
  position: absolute;
  width: 0;
  height: 0;
  border-left: 60px solid transparent;
  border-right: 60px solid transparent;
  border-bottom: 100px solid rgba(202, 138, 4, 0.10);
  top: 55%;
  left: 30%;
  transform: rotate(20deg);
}

.geo-bg .circle2 {
  position: absolute;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: rgba(180, 83, 9, 0.08);
  top: 78%;
  left: 70%;
}

.geo-bg .square2 {
  position: absolute;
  width: 50px;
  height: 50px;
  background: rgba(202, 138, 4, 0.15);
  top: 8%;
  right: 28%;
  border-radius: 8px;
  transform: rotate(15deg);
}

/* 导航栏 */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 9999;
  padding: 18px 0;
  background: rgba(254, 252, 232, 0.7);
  backdrop-filter: blur(10px);
  transition: all 0.4s ease;
}

.navbar.scrolled {
  background: rgba(254, 252, 232, 0.95);
  box-shadow: 0 6px 20px rgba(69, 26, 3, 0.12);
  padding: 10px 0;
}

.navbar-brand {
  font-weight: 900;
  font-size: 1.6rem;
  color: var(--text) !important;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.navbar-brand i {
  color: var(--primary);
}

.navbar-nav .nav-link {
  color: var(--text);
  font-weight: 600;
  margin: 0 12px;
  position: relative;
  transition: color 0.3s;
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--accent);
  border-radius: 4px;
  transition: width 0.3s;
}

.navbar-nav .nav-link:hover::after {
  width: 100%;
}

.navbar-nav .nav-link:hover {
  color: var(--primary);
}

.navbar-toggler {
  border: none;
  font-size: 1.4rem;
  color: var(--text);
}

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

/* Hero 区域 */
.hero-section {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(rgba(0,0,0,0.55), rgba(0,0,0,0.65)), url('{随机图片}') center center / cover fixed;
  color: var(--white);
  margin-top: 0;
}

.hero-content {
  max-width: 800px;
  padding: 0 24px;
  z-index: 2;
}

.hero-content .badge {
  background: var(--accent);
  color: var(--white);
  font-size: 0.85rem;
  padding: 8px 20px;
  border-radius: 100px;
  font-weight: 700;
  display: inline-block;
  margin-bottom: 24px;
  letter-spacing: 1px;
}

.hero-content h1 {
  font-size: 4.2rem;
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 24px;
  text-shadow: 0 4px 20px rgba(0,0,0,0.4);
  letter-spacing: -1px;
}

.hero-content p {
  font-size: 1.25rem;
  font-weight: 300;
  line-height: 1.7;
  margin-bottom: 36px;
  opacity: 0.95;
}

.hero-btn {
  background: var(--accent);
  color: var(--white);
  font-weight: 700;
  font-size: 1.1rem;
  padding: 14px 40px;
  border-radius: 100px;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
  box-shadow: 0 8px 24px rgba(202, 138, 4, 0.4);
}

.hero-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(202, 138, 4, 0.5);
  color: var(--white);
  background: var(--primary);
}

/* 通用区块 */
.section-padding {
  padding: 110px 0;
}

.section-title {
  font-size: 2.8rem;
  font-weight: 900;
  letter-spacing: -1px;
  margin-bottom: 20px;
  color: var(--text);
}

.section-subtitle {
  font-size: 1.15rem;
  font-weight: 400;
  color: rgba(69, 26, 3, 0.7);
  max-width: 560px;
  margin: 0 auto 60px;
  line-height: 1.7;
}

/* 对比表格 */
.compare-table {
  background: var(--white);
  border-radius: 20px;
  box-shadow: var(--shadow);
  overflow: hidden;
  margin: 0 auto;
  max-width: 900px;
  border: 1px solid rgba(180, 83, 9, 0.1);
}

.compare-table table {
  width: 100%;
  border-collapse: collapse;
}

.compare-table th,
.compare-table td {
  padding: 20px 28px;
  text-align: center;
  border-bottom: 1px solid rgba(180, 83, 9, 0.08);
}

.compare-table th {
  background: var(--text);
  color: var(--white);
  font-weight: 700;
  font-size: 1.1rem;
}

.compare-table tr:last-child td {
  border-bottom: none;
}

.compare-table .feature-cell {
  text-align: left;
  font-weight: 600;
  color: var(--text);
}

.compare-table .star-icon {
  color: var(--accent);
  font-size: 1.1rem;
  margin: 0 3px;
}

.compare-table .fa-check-circle {
  color: var(--primary);
  font-size: 1.3rem;
}

.compare-table .fa-times-circle {
  color: rgba(69, 26, 3, 0.3);
  font-size: 1.3rem;
}

.compare-table .highlight-row td {
  background: rgba(202, 138, 4, 0.06);
}

/* 特色卡片 */
.feature-card {
  background: var(--white);
  border-radius: 20px;
  padding: 40px 30px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(180, 83, 9, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(180, 83, 9, 0.18);
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 20px;
  display: inline-block;
}

.feature-card h4 {
  font-weight: 800;
  font-size: 1.3rem;
  margin-bottom: 14px;
  color: var(--text);
}

.feature-card p {
  color: rgba(69, 26, 3, 0.7);
  font-weight: 400;
  line-height: 1.7;
  font-size: 0.98rem;
}

/* 介绍-步骤条 */
.steps-wrapper {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.steps-wrapper::before {
  content: '';
  position: absolute;
  left: 32px;
  top: 20px;
  bottom: 20px;
  width: 3px;
  background: linear-gradient(180deg, var(--primary), var(--accent));
  border-radius: 4px;
}

.step-item {
  display: flex;
  gap: 30px;
  margin-bottom: 55px;
  position: relative;
  align-items: flex-start;
}

.step-number {
  width: 68px;
  height: 68px;
  background: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.4rem;
  color: var(--primary);
  box-shadow: 0 8px 20px rgba(180, 83, 9, 0.2);
  border: 3px solid var(--accent);
  z-index: 2;
  flex-shrink: 0;
}

.step-content {
  background: var(--white);
  border-radius: 16px;
  padding: 28px 32px;
  box-shadow: 0 6px 18px rgba(69, 26, 3, 0.08);
  flex: 1;
  border: 1px solid rgba(180, 83, 9, 0.06);
}

.step-content h4 {
  font-weight: 800;
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.step-content p {
  color: rgba(69, 26, 3, 0.75);
  line-height: 1.7;
  margin: 0;
}

/* FAQ 样式 */
.faq-item {
  background: var(--white);
  border-radius: 16px;
  padding: 28px 32px;
  box-shadow: 0 6px 16px rgba(69, 26, 3, 0.06);
  margin-bottom: 20px;
  border-left: 5px solid var(--primary);
  transition: box-shadow 0.3s ease;
}

.faq-item:hover {
  box-shadow: 0 10px 24px rgba(180, 83, 9, 0.12);
}

.faq-item h5 {
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 12px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}

.faq-item h5 i {
  color: var(--accent);
}

.faq-item p {
  color: rgba(69, 26, 3, 0.75);
  line-height: 1.8;
  margin: 0;
  padding-left: 30px;
}

/* CTA 区域 */
.cta-section {
  background: linear-gradient(135deg, var(--primary), #92400e);
  color: var(--white);
  border-radius: 28px;
  padding: 70px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(180, 83, 9, 0.3);
}

.cta-section::before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  top: -100px;
  right: -100px;
}

.cta-section::after {
  content: '';
  position: absolute;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  bottom: -60px;
  left: -60px;
}

.cta-section h2 {
  font-weight: 900;
  font-size: 2.6rem;
  margin-bottom: 20px;
  position: relative;
  z-index: 2;
}

.cta-section p {
  font-size: 1.15rem;
  font-weight: 300;
  margin-bottom: 36px;
  position: relative;
  z-index: 2;
  opacity: 0.9;
}

.cta-btn {
  background: var(--white);
  color: var(--primary);
  font-weight: 800;
  font-size: 1.1rem;
  padding: 16px 46px;
  border-radius: 100px;
  text-decoration: none;
  display: inline-block;
  position: relative;
  z-index: 2;
  transition: all 0.3s ease;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.cta-btn:hover {
  transform: translateY(-3px);
  background: var(--bg);
  color: var(--text);
}

/* 友情链接 */
.friend-links {
  padding: 70px 0 30px;
  text-align: center;
}

.friend-links h3 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 20px;
  color: rgba(69, 26, 3, 0.6);
  letter-spacing: 1px;
}

.friend-links .links-area {
  font-size: 0.95rem;
  color: rgba(69, 26, 3, 0.5);
}

/* 页脚 */
.footer {
  background: var(--text);
  color: rgba(255,255,255,0.8);
  padding: 50px 0 30px;
  margin-top: 60px;
}

.footer .footer-brand {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.footer .footer-brand i {
  color: var(--accent);
}

.footer p {
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.7;
  max-width: 320px;
}

.footer h6 {
  color: var(--white);
  font-weight: 700;
  margin-bottom: 18px;
}

.footer .footer-link {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  display: block;
  margin-bottom: 10px;
  font-weight: 400;
  transition: color 0.3s;
}

.footer .footer-link:hover {
  color: var(--accent);
}

.footer .copyright {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 40px;
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
}

/* 图片hover */
.img-hover-wrap {
  overflow: hidden;
  border-radius: 14px;
  position: relative;
}

.img-hover-wrap img {
  transition: transform 0.5s ease;
}

.img-hover-wrap:hover img {
  transform: scale(1.08);
}

/* 响应式 */
@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2.6rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .section-padding {
    padding: 70px 0;
  }

  .compare-table th,
  .compare-table td {
    padding: 14px 12px;
    font-size: 0.85rem;
  }

  .feature-card {
    padding: 30px 20px;
    margin-bottom: 20px;
  }

  .step-item {
    flex-direction: column;
    gap: 15px;
  }

  .steps-wrapper::before {
    left: 34px;
  }

  .step-content {
    padding: 20px;
  }

  .cta-section {
    padding: 50px 24px;
  }

  .cta-section h2 {
    font-size: 1.8rem;
  }
}

/* --- 子页面追加 --- */
.about-hero { position: relative; padding: 120px 0 80px; background: linear-gradient(135deg, rgba(180,83,9,0.1) 0%, rgba(202,138,4,0.15) 100%); }
.about-hero h1 { font-size: 3rem; font-weight: 800; color: var(--primary); margin-bottom: 1rem; }
.about-hero p { font-size: 1.15rem; max-width: 700px; color: var(--text); opacity: .85; }
.about-section { padding: 70px 0; }
.about-section:nth-child(even) { background: rgba(202,138,4,0.04); }
.about-section h2 { color: var(--primary); font-weight: 800; font-size: 1.9rem; margin-bottom: 1.5rem; position: relative; padding-bottom: .6rem; }
.about-section h2::after { content: ''; position: absolute; left: 0; bottom: 0; width: 50px; height: 3px; background: var(--accent); border-radius: 2px; }
.about-section h3 { color: var(--accent); font-weight: 700; font-size: 1.3rem; margin-top: 1.5rem; margin-bottom: .8rem; }
.about-section p { color: var(--text); opacity: .9; line-height: 1.8; font-size: 1.02rem; }
.about-section ul { color: var(--text); opacity: .9; line-height: 1.9; padding-left: 1.2rem; }
.about-section ul li { margin-bottom: .4rem; }
.about-section ul li::marker { color: var(--accent); }
.about-card { background: var(--white); border-radius: 16px; padding: 30px; box-shadow: var(--shadow); border: 1px solid rgba(180,83,9,.1); height: 100%; transition: transform .3s ease, box-shadow .3s ease; }
.about-card:hover { transform: translateY(-6px); box-shadow: 0 16px 36px rgba(180,83,9,.2); }
.about-card i { font-size: 2rem; color: var(--accent); margin-bottom: 1rem; display: inline-block; }
.about-card h4 { color: var(--primary); font-weight: 700; font-size: 1.15rem; margin-bottom: .8rem; }
.about-card p { font-size: .95rem; opacity: .85; margin-bottom: 0; }
.timeline { position: relative; padding-left: 30px; }
.timeline::before { content: ''; position: absolute; left: 8px; top: 5px; bottom: 5px; width: 2px; background: linear-gradient(to bottom, var(--accent), var(--primary)); border-radius: 2px; }
.timeline-item { position: relative; margin-bottom: 2rem; }
.timeline-item::before { content: ''; position: absolute; left: -26px; top: 6px; width: 12px; height: 12px; border-radius: 50%; background: var(--accent); border: 2px solid var(--white); box-shadow: 0 0 0 3px rgba(202,138,4,.3); }
.timeline-item .year { font-weight: 800; color: var(--accent); font-size: 1.1rem; }
.timeline-item .title { font-weight: 700; color: var(--primary); margin: .2rem 0; }
.timeline-item .desc { font-size: .95rem; opacity: .85; }
.value-list li { margin-bottom: 1rem !important; }
.value-list li strong { color: var(--primary); }
.img-wrap { border-radius: 16px; overflow: hidden; box-shadow: var(--shadow); }
.img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.img-wrap:hover img { transform: scale(1.03); }
.about-hero { padding: 80px 0 50px; }
.about-hero h1 { font-size: 2rem; }
.about-section { padding: 50px 0; }

/* --- 子页面追加 --- */
/* 本页专属样式 */
        .disclaimer-hero {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            color: var(--white);
            padding: 80px 0 60px;
            margin-bottom: 50px;
            position: relative;
            overflow: hidden;
        }
.disclaimer-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
        }
.disclaimer-hero h1 {
            font-weight: 800;
            font-size: 2.5rem;
            position: relative;
            z-index: 2;
        }
.disclaimer-hero p {
            font-size: 1.1rem;
            opacity: 0.95;
            position: relative;
            z-index: 2;
        }
.disclaimer-section {
            background: var(--white);
            border-radius: 16px;
            padding: 30px;
            margin-bottom: 25px;
            box-shadow: var(--shadow);
            border-left: 4px solid var(--primary);
        }
.disclaimer-section h2 {
            color: var(--primary);
            font-weight: 700;
            font-size: 1.4rem;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
.disclaimer-section h2 i {
            color: var(--accent);
        }
.disclaimer-section p, .disclaimer-section li {
            color: var(--text);
            line-height: 1.8;
        }
.disclaimer-section ul {
            padding-left: 20px;
        }
.disclaimer-section li {
            margin-bottom: 8px;
        }
.important-notice {
            background: #fff7ed;
            border: 1px solid var(--accent);
            border-radius: 12px;
            padding: 20px;
            margin: 30px 0;
        }
.important-notice h3 {
            color: var(--primary);
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 10px;
        }
.update-time {
            color: var(--primary);
            font-style: italic;
            font-size: 0.9rem;
            margin-top: 20px;
            display: block;
            text-align: right;
        }
.disclaimer-hero h1 {
                font-size: 1.8rem;
            }
.disclaimer-section {
                padding: 20px;
            }

/* --- 子页面追加 --- */
.privacy-hero { background: linear-gradient(135deg, rgba(180,83,9,.1), rgba(202,138,4,.1)); border-bottom: 1px solid rgba(180,83,9,.15); }
.privacy-content h2 { color: var(--primary); font-weight: 800; margin-top: 2.5rem; margin-bottom: 1rem; font-size: 1.4rem; }
.privacy-content h3 { color: var(--accent); font-weight: 700; margin-top: 1.8rem; margin-bottom: .8rem; font-size: 1.15rem; }
.privacy-content p, .privacy-content li { color: var(--text); line-height: 1.9; font-size: .95rem; }
.privacy-content ul { padding-left: 1.2rem; margin-bottom: 1.2rem; }
.privacy-content li { margin-bottom: .5rem; }
.privacy-box { background: var(--white); border: 1px solid rgba(180,83,9,.12); border-radius: 12px; padding: 1.2rem 1.5rem; margin: 1.5rem 0; box-shadow: var(--shadow); }
.privacy-box p { margin-bottom: 0; }
.privacy-updated { font-size: .85rem; color: var(--accent); font-style: italic; }
.active-page { color: var(--primary) !important; font-weight: 700; border-bottom: 2px solid var(--primary); }
.nav-link.active { color: var(--primary) !important; font-weight: 700; }