:root {
  --main-color: #ea580c;
  --accent-color: #d97706;
  --bg-color: #fffbf5;
  --text-color: #1c1917;
  --card-shadow: 0 10px 30px rgba(0,0,0,0.12);
  --card-shadow-hover: 0 20px 40px rgba(0,0,0,0.25);
  --radius: 16px;
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.75;
  position: relative;
  overflow-x: hidden;
}

/* 几何色块背景 */
body::before,
body::after {
  content: '';
  position: fixed;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(234, 88, 12, 0.06);
  z-index: -1;
  pointer-events: none;
}

body::before {
  top: 10%;
  left: -100px;
}

body::after {
  bottom: 20%;
  right: -80px;
  width: 200px;
  height: 200px;
  background: rgba(217, 119, 6, 0.08);
}

.geo-shapes .geo-circle {
  position: fixed;
  border-radius: 50%;
  z-index: -1;
  pointer-events: none;
  opacity: 0.05;
}

.geo-shapes .geo-square {
  position: fixed;
  border-radius: 8px;
  z-index: -1;
  pointer-events: none;
  opacity: 0.04;
}

.geo-shapes .geo-triangle {
  position: fixed;
  z-index: -1;
  pointer-events: none;
  opacity: 0.04;
  width: 0;
  height: 0;
  border-left: 50px solid transparent;
  border-right: 50px solid transparent;
  border-bottom: 86px solid var(--main-color);
}

/* 滚动进度条 */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--main-color), var(--accent-color));
  z-index: 9999;
  width: 0%;
  transition: width 0.1s ease-out;
}

/* 导航栏 */
.navbar {
  background: rgba(255, 251, 245, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
  padding: 1rem 0;
  z-index: 1000;
}

.navbar-brand {
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--main-color) !important;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: -0.5px;
}

.navbar-brand i {
  font-size: 1.8rem;
  background: linear-gradient(135deg, var(--main-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-link {
  font-weight: 600;
  color: var(--text-color) !important;
  padding: 0.5rem 1rem !important;
  transition: color 0.3s;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background: var(--main-color);
  transition: width 0.3s;
  border-radius: 2px;
}

.nav-link:hover::after {
  width: 60%;
}

.navbar-toggler {
  border: none;
  outline: none;
}

/* Hero 区域 */
.hero-section {
  padding: 60px 0 40px;
  position: relative;
  text-align: center;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}

.tag-cloud span {
  display: inline-block;
  padding: 6px 18px;
  background: white;
  border-radius: 30px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--main-color);
  box-shadow: 0 4px 12px rgba(234, 88, 12, 0.1);
  border: 1px solid rgba(234, 88, 12, 0.15);
  cursor: default;
  transition: transform 0.3s, box-shadow 0.3s;
}

.tag-cloud span:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(234, 88, 12, 0.2);
}

.hero-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--main-color), var(--accent-color));
  color: white;
  padding: 4px 16px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--text-color);
  margin-bottom: 16px;
  letter-spacing: -1px;
  text-shadow: 0 4px 20px rgba(234, 88, 12, 0.15);
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--main-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: #57534e;
  max-width: 700px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.hero-magazine {
  position: relative;
  max-width: 900px;
  margin: 0 auto 30px;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
  transform: perspective(1000px) rotateX(2deg);
}

.hero-magazine img {
  width: 100%;
  height: auto;
  display: block;
  min-height: 450px;
  object-fit: cover;
}

.hero-magazine .magazine-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 40px 30px 25px;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  color: white;
  text-align: left;
}

.hero-magazine .magazine-overlay h3 {
  font-weight: 900;
  font-size: 1.8rem;
  margin-bottom: 5px;
}

.hero-magazine .magazine-overlay p {
  font-size: 0.95rem;
  opacity: 0.9;
  margin: 0;
}

/* 对比表格 */
.comparison-section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 900;
  margin-bottom: 12px;
  color: var(--text-color);
}

.section-header h2 span {
  background: linear-gradient(135deg, var(--main-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-header p {
  color: #57534e;
  max-width: 600px;
  margin: 0 auto;
}

.comparison-table {
  background: white;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  max-width: 900px;
  margin: 0 auto;
}

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

.comparison-table th {
  background: linear-gradient(135deg, var(--main-color), var(--accent-color));
  color: white;
  padding: 18px 20px;
  font-weight: 700;
  font-size: 1.1rem;
  text-align: center;
}

.comparison-table td {
  padding: 15px 20px;
  border-bottom: 1px solid #f5f5f4;
  text-align: center;
  font-size: 0.95rem;
}

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

.comparison-table tr:nth-child(even) {
  background: #fef9f3;
}

.comparison-table .fa-check {
  color: var(--main-color);
  font-weight: 900;
}

.comparison-table .fa-xmark {
  color: #d6d3d1;
}

.comparison-table .highlight-col {
  background: rgba(234, 88, 12, 0.05) !important;
  border-left: 3px solid var(--main-color);
  border-right: 3px solid var(--main-color);
  font-weight: 600;
}

/* 特色卡片 */
.features-section {
  padding: 80px 0;
  background: linear-gradient(to bottom, var(--bg-color), white);
}

.feature-card {
  background: white;
  border-radius: var(--radius);
  padding: 30px 24px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  height: 100%;
  border: 1px solid rgba(0, 0, 0, 0.04);
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--card-shadow-hover);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--main-color), var(--accent-color));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 65px;
  height: 65px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--main-color), var(--accent-color));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: 0 10px 20px rgba(234, 88, 12, 0.2);
}

.feature-icon i {
  font-size: 1.8rem;
  color: white;
}

.feature-card h4 {
  font-weight: 800;
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.feature-card p {
  color: #57534e;
  font-size: 0.92rem;
  line-height: 1.7;
  margin: 0;
}

/* 介绍步骤条 */
.intro-section {
  padding: 80px 0;
}

.steps-wrapper {
  max-width: 850px;
  margin: 0 auto;
  position: relative;
}

.steps-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 28px;
  width: 3px;
  background: linear-gradient(to bottom, var(--main-color), var(--accent-color), transparent);
  border-radius: 2px;
}

.step-item {
  display: flex;
  gap: 30px;
  margin-bottom: 45px;
  position: relative;
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: white;
  border: 3px solid var(--main-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.2rem;
  color: var(--main-color);
  flex-shrink: 0;
  box-shadow: 0 8px 20px rgba(234, 88, 12, 0.15);
  z-index: 1;
  background: white;
}

.step-content {
  background: white;
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--card-shadow);
  flex: 1;
}

.step-content h4 {
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-color);
}

.step-content p {
  color: #57534e;
  font-size: 0.95rem;
  margin: 0;
  line-height: 1.7;
}

/* FAQ 手风琴 */
.faq-section {
  padding: 80px 0;
  background: linear-gradient(to bottom, white, var(--bg-color));
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: white;
  border-radius: 16px;
  margin-bottom: 16px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.faq-item summary {
  padding: 20px 25px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.3s;
}

.faq-item summary:hover {
  background: #fef9f3;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  color: var(--main-color);
  transition: transform 0.3s;
  flex-shrink: 0;
}

.faq-item details[open] summary::after {
  transform: rotate(180deg);
}

.faq-item .faq-answer {
  padding: 0 25px 20px;
  color: #57534e;
  line-height: 1.8;
  font-size: 0.95rem;
}

/* CTA 区域 */
.cta-section {
  padding: 80px 0;
  position: relative;
}

.cta-box {
  background: linear-gradient(135deg, var(--main-color), var(--accent-color));
  border-radius: 24px;
  padding: 50px 40px;
  text-align: center;
  color: white;
  box-shadow: 0 30px 60px rgba(234, 88, 12, 0.3);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
}

.cta-box::after {
  content: '';
  position: absolute;
  bottom: -30px;
  left: -30px;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
}

.cta-box h2 {
  font-weight: 900;
  font-size: 2.2rem;
  margin-bottom: 15px;
  position: relative;
  z-index: 1;
}

.cta-box p {
  font-size: 1.05rem;
  margin-bottom: 30px;
  opacity: 0.95;
  position: relative;
  z-index: 1;
}

.cta-btn {
  display: inline-block;
  background: white;
  color: var(--main-color) !important;
  font-weight: 800;
  padding: 14px 40px;
  border-radius: 50px;
  font-size: 1.1rem;
  text-decoration: none;
  transition: transform 0.3s, box-shadow 0.3s;
  position: relative;
  z-index: 1;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
}

/* 友情链接 */
.friend-links {
  padding: 40px 0;
  border-top: 1px solid #e7e5e4;
}

.friend-links h5 {
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 15px;
  font-size: 1rem;
}

.friend-links .links-list {
  color: #78716c;
  font-size: 0.9rem;
}

/* 页脚 */
.footer {
  background: #1c1917;
  color: #a8a29e;
  padding: 50px 0 20px;
}

.footer .footer-brand {
  font-size: 1.5rem;
  font-weight: 900;
  color: white;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

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

.footer p {
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 30px;
}

.footer-links a {
  color: #a8a29e;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid #292524;
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  color: #78716c;
}

/* 回到顶部按钮 */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--main-color), var(--accent-color));
  color: white;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(234, 88, 12, 0.3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.4s ease;
  z-index: 999;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(234, 88, 12, 0.4);
}

/* 移动端适配 */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.2rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .hero-magazine img {
    min-height: 250px;
  }
  
  .comparison-table th,
  .comparison-table td {
    padding: 12px 8px;
    font-size: 0.8rem;
  }
  
  .section-header h2 {
    font-size: 1.8rem;
  }
  
  .step-item {
    gap: 15px;
  }
  
  .steps-wrapper::before {
    left: 24px;
  }
  
  .cta-box {
    padding: 40px 20px;
  }
  
  .cta-box h2 {
    font-size: 1.6rem;
  }
  
  .back-to-top {
    bottom: 20px;
    right: 20px;
  }
}

/* 滚动平滑 */
html {
  scroll-behavior: smooth;
}

/* 隐藏滚动条但可滚动 */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(to bottom, var(--main-color), var(--accent-color));
  border-radius: 4px;
}

/* --- 子页面追加 --- */
/* 本页专属样式,仅补充站点 CSS 未覆盖的部分 */
        .about-hero {
            padding: 100px 0 60px;
            background: linear-gradient(135deg, rgba(234,88,12,0.08) 0%, rgba(217,119,6,0.05) 50%, transparent 100%);
        }
.about-section {
            padding: 60px 0;
        }
.about-section .container {
            max-width: 960px;
        }
.about-card {
            background: var(--bg-color);
            border: 1px solid rgba(234,88,12,0.15);
            border-radius: var(--radius);
            padding: 32px;
            margin-bottom: 28px;
            box-shadow: var(--card-shadow);
            transition: box-shadow 0.3s ease;
        }
.about-card:hover {
            box-shadow: var(--card-shadow-hover);
        }
.about-card h2 {
            color: var(--main-color);
            font-weight: 700;
            font-size: 1.6rem;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
.about-card h2 i {
            font-size: 1.4rem;
        }
.about-card p {
            color: var(--text-color);
            line-height: 1.9;
            margin-bottom: 14px;
            font-size: 1rem;
        }
.about-card p:last-child {
            margin-bottom: 0;
        }
.about-highlight {
            background: rgba(234,88,12,0.08);
            border-left: 4px solid var(--main-color);
            padding: 14px 18px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 20px 0;
            font-weight: 500;
        }
.about-list {
            list-style: none;
            padding: 0;
            margin: 16px 0 0;
        }
.about-list li {
            padding: 8px 0;
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: var(--text-color);
            font-size: 0.98rem;
        }
.about-list li i {
            color: var(--main-color);
            margin-top: 4px;
            font-size: 0.9rem;
        }
.stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin: 30px 0 10px;
        }
.stat-item {
            flex: 1;
            min-width: 140px;
            text-align: center;
            background: rgba(234,88,12,0.06);
            border-radius: var(--radius);
            padding: 20px 14px;
        }
.stat-item .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--main-color);
        }
.stat-item .stat-label {
            font-size: 0.85rem;
            color: var(--text-color);
            opacity: 0.8;
            margin-top: 4px;
        }
.about-hero { padding: 70px 0 40px; }
.about-card { padding: 24px; }
.about-card h2 { font-size: 1.35rem; }

/* --- 子页面追加 --- */
/* 本页专属样式 */
        .disclaimer-hero {
            background: linear-gradient(135deg, rgba(234, 88, 12, 0.08) 0%, rgba(215, 118, 0, 0.12) 100%);
            border-radius: var(--radius);
            padding: 3.5rem 2rem;
            margin-bottom: 3rem;
            border: 1px solid rgba(234, 88, 12, 0.15);
            position: relative;
            overflow: hidden;
        }
.disclaimer-hero::before {
            content: '';
            position: absolute;
            top: -30px;
            right: -30px;
            width: 120px;
            height: 120px;
            background: radial-gradient(circle, rgba(234, 88, 12, 0.1) 0%, transparent 70%);
            border-radius: 50%;
        }
.disclaimer-section {
            background: var(--bg-color);
            border: 1px solid rgba(0,0,0,0.06);
            border-radius: var(--radius);
            padding: 2.5rem 2rem;
            margin-bottom: 2rem;
            box-shadow: var(--card-shadow);
            transition: box-shadow 0.3s ease;
        }
.disclaimer-section:hover {
            box-shadow: var(--card-shadow-hover);
        }
.disclaimer-section h2 {
            color: var(--main-color);
            font-weight: 700;
            font-size: 1.5rem;
            margin-bottom: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
.disclaimer-section h2 i {
            font-size: 1.2rem;
            opacity: 0.8;
        }
.disclaimer-section p {
            color: var(--text-color);
            line-height: 1.8;
            margin-bottom: 1rem;
            font-size: 0.95rem;
        }
.disclaimer-section ul {
            padding-left: 1.2rem;
            margin-bottom: 1rem;
        }
.disclaimer-section ul li {
            color: var(--text-color);
            line-height: 1.8;
            margin-bottom: 0.5rem;
            font-size: 0.95rem;
        }
.disclaimer-section .highlight-box {
            background: rgba(234, 88, 12, 0.05);
            border-left: 4px solid var(--main-color);
            padding: 1.2rem 1.5rem;
            border-radius: 8px;
            margin: 1.5rem 0;
        }
.disclaimer-section .highlight-box p {
            margin-bottom: 0;
            font-size: 0.9rem;
            color: var(--text-color);
            opacity: 0.9;
        }
.update-time {
            display: inline-block;
            background: rgba(234, 88, 12, 0.1);
            color: var(--main-color);
            padding: 0.3rem 1rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
        }
.last-updated {
            color: var(--text-color);
            opacity: 0.6;
            font-size: 0.85rem;
            text-align: right;
            margin-top: 2rem;
            border-top: 1px solid rgba(0,0,0,0.06);
            padding-top: 1rem;
        }
.disclaimer-hero {
                padding: 2.5rem 1.2rem;
            }
.disclaimer-section {
                padding: 1.8rem 1.2rem;
            }

/* --- 子页面追加 --- */
/* 本页专属少量样式 */
        .guide-hero {
            background: linear-gradient(135deg, rgba(234,88,12,0.08) 0%, rgba(255,251,245,1) 60%);
            border-bottom: 1px solid rgba(234,88,12,0.1);
        }
.guide-section {
            padding: 70px 0;
        }
.guide-section:nth-child(even) {
            background: rgba(234,88,12,0.03);
        }
.step-card {
            background: var(--bg-color);
            border-radius: var(--radius);
            padding: 2rem;
            height: 100%;
            box-shadow: var(--card-shadow);
            transition: all 0.3s ease;
            border: 1px solid rgba(234,88,12,0.1);
        }
.step-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-4px);
            border-color: var(--main-color);
        }
.step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--main-color);
            color: #fff;
            font-weight: 800;
            font-size: 1.2rem;
            margin-bottom: 1.2rem;
        }
.feature-badge {
            display: inline-block;
            background: rgba(234,88,12,0.1);
            color: var(--main-color);
            border-radius: 20px;
            padding: 4px 14px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 0.8rem;
        }
.tip-box {
            background: rgba(217,119,6,0.08);
            border-left: 4px solid var(--accent-color);
            border-radius: 8px;
            padding: 1.2rem 1.5rem;
            margin: 1.5rem 0;
        }
.tip-box i {
            color: var(--accent-color);
            margin-right: 8px;
        }
.shortcut-key {
            display: inline-block;
            background: var(--text-color);
            color: #fff;
            border-radius: 6px;
            padding: 2px 10px;
            font-size: 0.8rem;
            font-weight: 600;
            margin: 2px 4px;
            font-family: 'Courier New', monospace;
        }
.guide-section {
                padding: 50px 0;
            }
.step-card {
                padding: 1.5rem;
            }

/* --- 子页面追加 --- */
.rank-hero {
            background: linear-gradient(135deg, var(--bg-color) 0%, #fef3c7 100%);
            padding: 60px 0 40px;
            text-align: center;
        }
.rank-badge {
            display: inline-block;
            background: var(--main-color);
            color: #fff;
            padding: 8px 20px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }
.rank-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-color);
            margin-bottom: 15px;
        }
.rank-hero h1 span {
            color: var(--main-color);
        }
.rank-hero p {
            font-size: 1.1rem;
            color: #57534e;
            max-width: 700px;
            margin: 0 auto;
            line-height: 1.7;
        }
.rank-tabs {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin: 40px 0 30px;
            flex-wrap: wrap;
        }
.rank-tab {
            padding: 10px 25px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            border: 2px solid #e7e5e4;
            background: #fff;
            color: var(--text-color);
            transition: all 0.3s ease;
        }
.rank-tab:hover, .rank-tab.active {
            background: var(--main-color);
            color: #fff;
            border-color: var(--main-color);
        }
.rank-list {
            padding: 0 0 60px;
        }
.rank-item {
            display: flex;
            align-items: center;
            padding: 20px;
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--card-shadow);
            margin-bottom: 15px;
            transition: all 0.3s ease;
            border: 1px solid rgba(0,0,0,0.05);
        }
.rank-item:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
        }
.rank-number {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--main-color);
            width: 60px;
            text-align: center;
            flex-shrink: 0;
        }
.rank-number.top-1 { color: #f59e0b; font-size: 2.4rem; }
.rank-number.top-2 { color: #94a3b8; font-size: 2.2rem; }
.rank-number.top-3 { color: #b45309; font-size: 2rem; }
.rank-cover {
            width: 70px;
            height: 95px;
            border-radius: 8px;
            overflow: hidden;
            flex-shrink: 0;
            margin-right: 20px;
            background: #f3f4f6;
            display: flex;
            align-items: center;
            justify-content: center;
        }
.rank-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
.rank-info {
            flex: 1;
            min-width: 0;
        }
.rank-info h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-color);
            margin-bottom: 5px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
.rank-meta {
            display: flex;
            gap: 15px;
            font-size: 0.85rem;
            color: #78716c;
            margin-bottom: 5px;
        }
.rank-meta i {
            color: var(--main-color);
            margin-right: 3px;
        }
.rank-desc {
            font-size: 0.9rem;
            color: #a8a29e;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 400px;
        }
.rank-stats {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-shrink: 0;
            margin-left: 20px;
        }
.stat-value {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-color);
        }
.trend-up { color: #10b981; }
.trend-down { color: #ef4444; }
.trend-flat { color: #94a3b8; }
.hot-tag {
            display: inline-block;
            background: linear-gradient(135deg, #f59e0b, #ef4444);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 20px;
            margin-left: 8px;
            vertical-align: middle;
        }
.category-section {
            padding: 60px 0;
            background: var(--bg-color);
        }
.category-section h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--text-color);
            margin-bottom: 30px;
            text-align: center;
        }
.category-section h2 span {
            color: var(--main-color);
        }
.genre-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 25px;
            box-shadow: var(--card-shadow);
            text-align: center;
            transition: all 0.3s ease;
            border: 1px solid rgba(0,0,0,0.05);
        }
.genre-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--card-shadow-hover);
        }
.genre-icon {
            font-size: 2.5rem;
            margin-bottom: 15px;
            color: var(--main-color);
        }
.genre-card h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-color);
            margin-bottom: 8px;
        }
.genre-card p {
            font-size: 0.85rem;
            color: #a8a29e;
            margin-bottom: 10px;
        }
.genre-count {
            font-size: 0.8rem;
            color: var(--main-color);
            font-weight: 600;
        }
.update-note {
            background: linear-gradient(135deg, #fef3c7, #ffedd5);
            border-radius: var(--radius);
            padding: 20px;
            margin: 30px 0;
            border-left: 4px solid var(--main-color);
            display: flex;
            align-items: center;
            gap: 15px;
        }
.update-note i {
            font-size: 1.5rem;
            color: var(--main-color);
        }
.update-note p {
            margin: 0;
            font-size: 0.9rem;
            color: #57534e;
        }
.rank-hero h1 {
                font-size: 1.8rem;
            }
.rank-item {
                flex-wrap: wrap;
                padding: 15px;
            }
.rank-number {
                width: 40px;
                font-size: 1.4rem;
            }
.rank-cover {
                width: 55px;
                height: 75px;
                margin-right: 12px;
            }
.rank-stats {
                width: 100%;
                margin-left: 0;
                margin-top: 12px;
                justify-content: space-around;
            }
.rank-desc {
                max-width: 200px;
            }
.rank-tabs {
                gap: 8px;
            }
.rank-tab {
                padding: 8px 18px;
                font-size: 0.85rem;
            }