/* =========================================
   亚洲之子 Son Of Asia — 官网样式
   ========================================= */

/* CSS 变量 */
:root {
  --color-primary: #433728;
  --color-primary-light: #5a4c3a;
  --color-primary-dark: #2e2519;
  --color-secondary1: #c9b3a6;
  --color-secondary2: #95d3b4;
  --color-secondary3: #989797;
  --color-bg: #1a1410;
  --color-bg2: #231d17;
  --color-bg3: #2c2318;
  --color-surface: #332b21;
  --color-surface2: #3e3228;
  --color-text: #f0e8df;
  --color-text-muted: #b8a898;
  --color-border: rgba(201, 179, 166, 0.15);
  --color-accent: #95d3b4;
  --color-accent-hover: #7ac4a0;
  --gradient-primary: linear-gradient(135deg, #433728 0%, #5a4c3a 100%);
  --gradient-accent: linear-gradient(135deg, #95d3b4 0%, #7ac4a0 100%);
  --gradient-hero: linear-gradient(180deg, rgba(26,20,16,0) 0%, rgba(26,20,16,0.6) 50%, rgba(26,20,16,0.98) 100%);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: 0.3s ease;
  --font-body: 'Noto Sans SC', sans-serif;
  --font-display: 'Cinzel', serif;
}

/* =========================================
   重置与基础
   ========================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; transition: color var(--transition); }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { border: none; cursor: pointer; background: none; font-family: inherit; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* =========================================
   通用区块样式
   ========================================= */
.section { padding: 80px 0; }

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

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.section-title i { color: var(--color-accent); }

.section-desc {
  color: var(--color-text-muted);
  font-size: 1rem;
}

/* =========================================
   按钮
   ========================================= */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--gradient-accent);
  color: var(--color-primary-dark);
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 1rem;
  transition: all var(--transition);
  box-shadow: 0 4px 16px rgba(149, 211, 180, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(149, 211, 180, 0.45);
  color: var(--color-primary-dark);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border: 2px solid var(--color-secondary1);
  color: var(--color-secondary1);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition);
}

.btn-secondary:hover {
  background: var(--color-secondary1);
  color: var(--color-primary-dark);
  transform: translateY(-2px);
}

.btn-download-sm {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  background: var(--gradient-accent);
  color: var(--color-primary-dark);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.875rem;
  transition: all var(--transition);
}

.btn-download-sm:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(149, 211, 180, 0.3);
  color: var(--color-primary-dark);
}

/* =========================================
   导航栏
   ========================================= */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(26, 20, 16, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 66px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: cover;
}

.logo-text {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-accent);
  font-family: var(--font-display);
  letter-spacing: 0.05em;
}

.nav { margin: 0 auto; }

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 7px 12px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
}

.nav-link i { font-size: 0.8rem; }

.nav-link:hover,
.nav-link.active {
  color: var(--color-accent);
  background: rgba(149, 211, 180, 0.08);
}

.btn-download-nav {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 20px;
  background: var(--gradient-accent);
  color: var(--color-primary-dark);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
  transition: all var(--transition);
}

.btn-download-nav:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(149, 211, 180, 0.35);
  color: var(--color-primary-dark);
}

/* 汉堡菜单 */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  flex-shrink: 0;
  margin-left: auto;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition);
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =========================================
   英雄区
   ========================================= */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: flex-end;
  padding-top: 66px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
}

.hero .container { position: relative; z-index: 1; padding-bottom: 50px; }

.hero-content { max-width: 720px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  background: rgba(149, 211, 180, 0.15);
  border: 1px solid rgba(149, 211, 180, 0.4);
  border-radius: 30px;
  color: var(--color-accent);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 4px;
  font-family: var(--font-display);
  background: linear-gradient(135deg, #f0e8df 0%, #c9b3a6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-secondary3);
  letter-spacing: 0.15em;
  margin-bottom: 16px;
  font-family: var(--font-display);
}

.hero-desc {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: 22px;
  max-width: 580px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 14px;
  background: rgba(67, 55, 40, 0.7);
  border: 1px solid var(--color-border);
  border-radius: 30px;
  font-size: 0.8rem;
  color: var(--color-secondary1);
  backdrop-filter: blur(4px);
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* =========================================
   新闻区
   ========================================= */
.news-section { background: var(--color-bg2); }

.news-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.news-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.news-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(149, 211, 180, 0.25);
}

.news-card--featured {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface2) 100%);
  border-color: rgba(149, 211, 180, 0.25);
}

.news-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.news-date {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.news-tag {
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(149, 179, 166, 0.15);
  color: var(--color-secondary1);
}

.news-tag--hot {
  background: rgba(149, 211, 180, 0.15);
  color: var(--color-accent);
}

.news-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.4;
}

.news-card--featured .news-card-title { font-size: 1.3rem; }

.news-card-excerpt {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  flex: 1;
}

.news-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: gap var(--transition);
}

.news-card-link:hover { gap: 10px; }

/* =========================================
   媒体画廊
   ========================================= */
.gallery-section { background: var(--color-bg); }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 14px;
  align-items: stretch;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  background: var(--color-surface);
}

.gallery-item img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item--featured img {
  height: 220px;
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: rgba(26, 20, 16, 0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.gallery-item-overlay i {
  color: #fff;
  font-size: 2rem;
  opacity: 0;
  transition: opacity var(--transition);
}

.gallery-item:hover img { transform: scale(1.05); }
.gallery-item:hover .gallery-item-overlay { background: rgba(26, 20, 16, 0.5); }
.gallery-item:hover .gallery-item-overlay i { opacity: 1; }

/* 灯箱 */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
}

.lightbox.open { display: flex; }

.lightbox-inner {
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-inner img {
  max-width: 100%;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  color: #fff;
  font-size: 1.4rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  transition: background var(--transition);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover { background: rgba(255,255,255,0.25); }

.lightbox-close { top: 24px; right: 24px; }
.lightbox-prev { left: 24px; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 24px; top: 50%; transform: translateY(-50%); }

/* =========================================
   用户评价
   ========================================= */
.reviews-section { background: var(--color-bg2); }

.reviews-overview {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 40px;
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 40px;
  margin-bottom: 40px;
}

.reviews-score { text-align: center; }

.score-number {
  font-size: 4rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  font-family: var(--font-display);
}

.score-stars {
  font-size: 1.2rem;
  color: #f5c518;
  margin: 8px 0;
}

.score-count {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.reviews-bars { flex: 1; }

.bar-row {
  display: grid;
  grid-template-columns: 30px 1fr 36px;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.bar-track {
  height: 6px;
  background: var(--color-surface2);
  border-radius: 3px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: var(--gradient-accent);
  border-radius: 3px;
  transition: width 1s ease;
}

.reviews-tags {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.review-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(149, 211, 180, 0.08);
  border: 1px solid rgba(149, 211, 180, 0.2);
  border-radius: 20px;
  font-size: 0.8rem;
  color: var(--color-accent);
  white-space: nowrap;
}

/* 评价轮播 */
.carousel { position: relative; overflow: hidden; }

.carousel-track {
  display: flex;
  gap: 20px;
  transition: transform 0.4s ease;
}

.review-card {
  min-width: calc(33.333% - 14px);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  flex-shrink: 0;
}

.review-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-surface2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary1);
  flex-shrink: 0;
}

.review-info { flex: 1; }

.review-name { font-size: 0.95rem; font-weight: 600; }

.review-date { font-size: 0.75rem; color: var(--color-text-muted); }

.review-rating { color: #f5c518; font-size: 0.8rem; }

.review-text { font-size: 0.9rem; color: var(--color-text-muted); line-height: 1.7; }

.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 28px;
}

.carousel-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.carousel-btn:hover {
  background: var(--color-surface2);
  color: var(--color-accent);
  border-color: rgba(149,211,180,0.3);
}

.carousel-dots { display: flex; gap: 6px; }

.carousel-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-surface2);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition);
}

.carousel-dot.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  width: 20px;
  border-radius: 4px;
}

/* =========================================
   版本历史
   ========================================= */
.versions-section { background: var(--color-bg); }

.version-timeline { position: relative; padding-left: 30px; }

.version-timeline::before {
  content: '';
  position: absolute;
  left: 9px;
  top: 12px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-border) 100%);
}

.version-item {
  position: relative;
  margin-bottom: 28px;
}

.version-dot {
  position: absolute;
  left: -26px;
  top: 18px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-surface2);
  border: 2px solid var(--color-border);
}

.version-item--current .version-dot {
  background: var(--color-accent);
  border-color: var(--color-accent);
  box-shadow: 0 0 10px rgba(149, 211, 180, 0.5);
}

.version-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 22px 26px;
  transition: all var(--transition);
}

.version-item--current .version-card {
  border-color: rgba(149, 211, 180, 0.3);
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface2) 100%);
}

.version-card:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.version-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  flex-wrap: wrap;
  gap: 10px;
}

.version-info { display: flex; align-items: center; gap: 10px; }

.version-number {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
}

.version-badge {
  padding: 2px 10px;
  background: rgba(149, 211, 180, 0.15);
  border: 1px solid rgba(149, 211, 180, 0.35);
  border-radius: 20px;
  font-size: 0.75rem;
  color: var(--color-accent);
  font-weight: 600;
}

.version-date {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.version-changes {
  padding-left: 16px;
  margin-bottom: 16px;
}

.version-changes li {
  list-style: disc;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.version-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.version-meta > span {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.85rem;
  color: var(--color-secondary3);
}

.version-meta > span i { color: var(--color-accent); }

/* =========================================
   游戏攻略
   ========================================= */
.guide-section { background: var(--color-bg2); }

.guide-filter {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 36px;
}

.filter-btn {
  padding: 8px 22px;
  border-radius: 30px;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  border-color: var(--color-accent);
  font-weight: 700;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.guide-card {
  display: flex;
  gap: 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 22px;
  transition: all var(--transition);
}

.guide-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(149, 211, 180, 0.25);
}

.guide-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(149, 211, 180, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--color-accent);
  flex-shrink: 0;
}

.guide-card-content { flex: 1; }

.guide-card-tags {
  display: flex;
  gap: 6px;
  margin-bottom: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.guide-tag {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  background: rgba(201, 179, 166, 0.12);
  color: var(--color-secondary1);
  font-weight: 500;
}

.guide-diff {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
}

.guide-diff--easy { background: rgba(149, 211, 180, 0.15); color: var(--color-accent); }
.guide-diff--medium { background: rgba(240, 180, 80, 0.15); color: #f0b450; }
.guide-diff--hard { background: rgba(220, 100, 100, 0.15); color: #dc6464; }

.guide-card-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--color-text);
}

.guide-card-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 10px;
  line-height: 1.6;
}

.guide-recommend {
  font-size: 0.8rem;
  color: #f5c518;
}

.guide-recommend i { margin-right: 4px; }

/* =========================================
   章节介绍
   ========================================= */
.chapters-section { background: var(--color-bg); }

.chapters-tabs {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 36px;
}

.chapter-tab {
  padding: 10px 28px;
  border-radius: 30px;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition);
}

.chapter-tab.active,
.chapter-tab:hover {
  background: var(--color-primary);
  color: var(--color-accent);
  border-color: rgba(149, 211, 180, 0.4);
}

.chapters-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.chapter-card {
  display: flex;
  gap: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
}

.chapter-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(149, 211, 180, 0.25);
}

.chapter-number {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  background: var(--gradient-primary);
  color: var(--color-secondary1);
  padding: 20px 14px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.chapter-content { padding: 22px; flex: 1; }

.chapter-tone {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.chapter-tone--start { background: rgba(149, 211, 180, 0.12); color: var(--color-accent); }
.chapter-tone--develop { background: rgba(100, 160, 255, 0.12); color: #6fa0ff; }
.chapter-tone--conflict { background: rgba(240, 180, 80, 0.12); color: #f0b450; }
.chapter-tone--climax { background: rgba(220, 80, 80, 0.12); color: #dc5050; }
.chapter-tone--special { background: rgba(180, 120, 220, 0.12); color: #b47cdc; }

.chapter-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
}

.chapter-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 14px;
  line-height: 1.65;
}

.chapter-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.chapter-meta span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.78rem;
  color: var(--color-secondary3);
}

.chapter-meta i { color: var(--color-accent); }

/* =========================================
   常见问题
   ========================================= */
.faq-section { background: var(--color-bg2); }

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

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  overflow: hidden;
  background: var(--color-surface);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 18px 22px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background var(--transition);
}

.faq-question > span {
  display: flex;
  align-items: center;
  gap: 10px;
}

.faq-question:hover { background: var(--color-surface2); }
.faq-item.open .faq-question { background: var(--color-surface2); color: var(--color-accent); }

.faq-icon {
  transition: transform var(--transition);
  color: var(--color-accent);
  flex-shrink: 0;
}

.faq-item.open .faq-icon { transform: rotate(90deg); }

.faq-answer {
  display: none;
  padding: 0 22px 18px;
}

.faq-item.open .faq-answer { display: block; }

.faq-answer p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  padding-top: 4px;
  border-top: 1px solid var(--color-border);
  padding: 14px 0 0;
}

/* =========================================
   下载引导区 (CTA)
   ========================================= */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-bg3) 100%);
  padding: 70px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(149, 211, 180, 0.06) 0%, transparent 70%);
}

.cta-content { position: relative; z-index: 1; }

.cta-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.cta-title i { color: var(--color-accent); }

.cta-desc {
  color: var(--color-text-muted);
  margin-bottom: 32px;
  font-size: 1rem;
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 40px;
  background: var(--gradient-accent);
  color: var(--color-primary-dark);
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 1.05rem;
  transition: all var(--transition);
  box-shadow: 0 6px 24px rgba(149, 211, 180, 0.35);
}

.btn-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(149, 211, 180, 0.5);
  color: var(--color-primary-dark);
}

/* =========================================
   页脚
   ========================================= */
.footer {
  background: var(--color-bg3);
  border-top: 1px solid var(--color-border);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--color-border);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.footer-logo-img {
  width: 32px;
  height: 32px;
  border-radius: 6px;
}

.footer-logo span {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-accent);
  font-family: var(--font-display);
}

.footer-brand-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 18px;
}

.footer-socials {
  display: flex;
  gap: 10px;
}

.footer-socials a {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 1rem;
  transition: all var(--transition);
}

.footer-socials a:hover {
  background: var(--color-surface2);
  color: var(--color-accent);
  border-color: rgba(149,211,180,0.3);
}

.footer-col-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 7px;
}

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

.footer-links li { margin-bottom: 10px; }

.footer-links a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--color-secondary3);
}

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal a {
  font-size: 0.8rem;
  color: var(--color-secondary3);
  transition: color var(--transition);
}

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

/* =========================================
   返回顶部
   ========================================= */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition);
  transform: translateY(10px);
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-accent-hover);
  transform: translateY(-3px);
}

/* =========================================
   响应式布局
   ========================================= */

/* 1024px 以下 */
@media (max-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  }
  .gallery-item img,
  .gallery-item--featured img { height: 200px; }

  .guide-grid { grid-template-columns: repeat(2, 1fr); }

  .reviews-overview {
    grid-template-columns: auto 1fr;
  }
  .reviews-tags {
    grid-column: 1 / -1;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* 768px 以下 */
@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .section-title { font-size: 1.6rem; }

  /* 导航 */
  .hamburger { display: flex; }
  .btn-download-nav { display: none; }

  .nav {
    position: fixed;
    top: 66px;
    left: 0;
    right: 0;
    background: rgba(26, 20, 16, 0.98);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 24px 24px;
    transform: translateY(-110%);
    transition: transform var(--transition);
    z-index: 999;
  }
  .nav.open { transform: translateY(0); }
  .nav-list { flex-direction: column; gap: 2px; }
  .nav-link { font-size: 0.95rem; padding: 10px 14px; }

  /* 英雄 */
  .hero { min-height: 500px; }
  .hero-tags { gap: 6px; }
  .hero-tag { font-size: 0.75rem; padding: 5px 10px; }
  .hero-btns { gap: 10px; }
  .btn-primary, .btn-secondary { padding: 12px 22px; font-size: 0.9rem; }

  /* 新闻 */
  .news-grid { grid-template-columns: 1fr; }
  .news-card--featured { grid-column: 1; }

  /* 画廊 */
  .gallery-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
  .gallery-item img,
  .gallery-item--featured img { height: 160px; }

  /* 评价 */
  .reviews-overview {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 24px;
  }
  .reviews-score { display: flex; gap: 16px; align-items: center; }
  .score-number { font-size: 3rem; }

  .review-card { min-width: calc(100% - 0px); }

  /* 版本 */
  .version-timeline { padding-left: 20px; }
  .version-dot { left: -16px; }
  .version-header { flex-direction: column; gap: 6px; }

  /* 攻略 */
  .guide-grid { grid-template-columns: 1fr; }

  /* 章节 */
  .chapters-grid { grid-template-columns: 1fr; }

  /* 页脚 */
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .back-to-top { bottom: 20px; right: 20px; width: 40px; height: 40px; }

  /* CTA */
  .cta-title { font-size: 1.5rem; }
}

/* 480px 以下 */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-title { font-size: 2.2rem; }
  .chapters-tabs { flex-direction: column; align-items: center; }
  .guide-filter { gap: 6px; }
  .filter-btn { padding: 7px 16px; font-size: 0.8rem; }
  .gallery-grid { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
  .gallery-item img,
  .gallery-item--featured img { height: 160px; }
  .lightbox-prev { left: 10px; }
  .lightbox-next { right: 10px; }
}