/* ========================================
   51吃瓜 - 主样式表
   温暖治愈·自然生活·人文气息
   ======================================== */

/* 字体引入 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@300;400;500;600;700&family=Noto+Sans+SC:wght@300;400;500&display=swap');

/* CSS 变量 */
:root {
  --color-primary: #8B6914;
  --color-secondary: #C4956A;
  --color-accent: #D4A96A;
  --color-bg: #FAF7F2;
  --color-bg-warm: #F5EFE6;
  --color-bg-card: #FFFFFF;
  --color-text: #3D2B1F;
  --color-text-light: #7A6152;
  --color-text-muted: #A89080;
  --color-border: #E8DDD0;
  --color-border-light: #F0E8DC;
  --font-serif: 'Noto Serif SC', 'STSong', 'SimSun', serif;
  --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --shadow-sm: 0 2px 8px rgba(139, 105, 20, 0.08);
  --shadow-md: 0 4px 20px rgba(139, 105, 20, 0.12);
  --shadow-lg: 0 8px 40px rgba(139, 105, 20, 0.15);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s ease;
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-secondary);
}

ul, ol {
  list-style: none;
}

/* ========================================
   通用工具类
   ======================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 80px 0;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-text);
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--color-text-light);
  text-align: center;
  margin-bottom: 48px;
  font-weight: 300;
  letter-spacing: 0.03em;
}

.section-update {
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: -36px;
  margin-bottom: 40px;
}

.btn-primary {
  display: inline-block;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  padding: 12px 32px;
  border-radius: 30px;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: #fff;
}

.btn-outline {
  display: inline-block;
  border: 1.5px solid var(--color-primary);
  color: var(--color-primary);
  padding: 11px 30px;
  border-radius: 30px;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: var(--transition);
  background: transparent;
  cursor: pointer;
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}

/* ========================================
   顶部公告栏
   ======================================== */
.top-bar {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  text-align: center;
  padding: 8px 24px;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

.top-bar a {
  color: #fff;
  text-decoration: underline;
}

/* ========================================
   头部导航
   ======================================== */
.site-header {
  background: rgba(250, 247, 242, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border-light);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-name {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.logo-tagline {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
}

/* 主导航 */
.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.main-nav a {
  color: var(--color-text);
  font-size: 0.9rem;
  padding: 6px 14px;
  border-radius: 20px;
  transition: var(--transition);
  white-space: nowrap;
}

.main-nav a:hover,
.main-nav a.active {
  background: var(--color-bg-warm);
  color: var(--color-primary);
}

/* 搜索框 */
.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
}

.search-form {
  display: flex;
  align-items: center;
  background: var(--color-bg-warm);
  border: 1px solid var(--color-border);
  border-radius: 24px;
  overflow: hidden;
  transition: var(--transition);
}

.search-form:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(139, 105, 20, 0.1);
}

.search-input {
  border: none;
  background: transparent;
  padding: 8px 16px;
  font-size: 0.875rem;
  color: var(--color-text);
  width: 180px;
  outline: none;
  font-family: var(--font-sans);
}

.search-input::placeholder {
  color: var(--color-text-muted);
}

.search-btn {
  background: var(--color-primary);
  border: none;
  color: #fff;
  padding: 8px 14px;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.85rem;
}

.search-btn:hover {
  background: var(--color-secondary);
}

/* 移动端菜单按钮 */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--color-text);
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: currentColor;
  margin: 5px 0;
  transition: var(--transition);
}

/* 搜索框下方 */
.header-search-bar {
  background: var(--color-bg-warm);
  border-top: 1px solid var(--color-border-light);
  padding: 10px 0;
}

.header-search-bar .container {
  display: flex;
  justify-content: center;
}

.header-search-bar .search-form {
  width: 100%;
  max-width: 600px;
}

.header-search-bar .search-input {
  width: 100%;
}

/* ========================================
   Hero Banner
   ======================================== */
.hero-section {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(61, 43, 31, 0.65) 0%,
    rgba(139, 105, 20, 0.35) 50%,
    rgba(61, 43, 31, 0.2) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  color: #fff;
}

.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  border: 1px solid rgba(255,255,255,0.4);
  color: #fff;
  padding: 6px 18px;
  border-radius: 20px;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
  backdrop-filter: blur(4px);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 20px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero-title span {
  color: var(--color-accent);
}

.hero-desc {
  font-size: 1.1rem;
  line-height: 1.9;
  margin-bottom: 36px;
  max-width: 560px;
  opacity: 0.92;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-actions .btn-primary {
  background: rgba(255,255,255,0.95);
  color: var(--color-primary);
}

.hero-actions .btn-primary:hover {
  background: #fff;
}

.hero-actions .btn-outline {
  border-color: rgba(255,255,255,0.7);
  color: #fff;
}

.hero-actions .btn-outline:hover {
  background: rgba(255,255,255,0.2);
  color: #fff;
  border-color: #fff;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 56px;
  flex-wrap: wrap;
}

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

.hero-stat-num {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
  display: block;
}

.hero-stat-label {
  font-size: 0.8rem;
  opacity: 0.85;
  letter-spacing: 0.05em;
}

/* ========================================
   生活哲学区块
   ======================================== */
.philosophy-section {
  background: var(--color-bg-warm);
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.philosophy-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  border: 1px solid var(--color-border-light);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.philosophy-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transform: scaleX(0);
  transition: var(--transition);
}

.philosophy-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

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

.philosophy-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
  display: block;
}

.philosophy-card h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 12px;
}

.philosophy-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ========================================
   核心生活场景
   ======================================== */
.scenes-section {
  background: var(--color-bg);
}

.scenes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.scene-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  cursor: pointer;
}

.scene-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.scene-card:hover img {
  transform: scale(1.05);
}

.scene-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(61,43,31,0.75) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
  color: #fff;
}

.scene-tag {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  border: 1px solid rgba(255,255,255,0.3);
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
  width: fit-content;
}

.scene-overlay h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.scene-overlay p {
  font-size: 0.85rem;
  opacity: 0.85;
  line-height: 1.6;
}

/* ========================================
   视频区块（重点）
   ======================================== */
.videos-section {
  background: var(--color-bg-warm);
}

.videos-intro {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 48px;
}

.video-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  padding: 6px 18px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.video-label::before {
  content: '▶';
  font-size: 0.7rem;
}

.videos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.video-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  cursor: pointer;
}

.video-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #1a1a1a;
}

.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.video-card:hover .video-thumb img {
  transform: scale(1.04);
}

.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.2);
  opacity: 0;
  transition: var(--transition);
}

.video-card:hover .video-play-btn {
  opacity: 1;
}

.play-circle {
  width: 60px;
  height: 60px;
  background: rgba(255,255,255,0.92);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.85);
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.video-card:hover .play-circle {
  transform: scale(1);
}

.play-circle::after {
  content: '';
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 10px 0 10px 18px;
  border-color: transparent transparent transparent var(--color-primary);
  margin-left: 4px;
}

.video-duration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(0,0,0,0.7);
  color: #fff;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 500;
}

.video-type-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.video-info {
  padding: 20px;
}

.video-info h3 {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
  line-height: 1.5;
}

.video-info p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 14px;
}

.video-meta {
  display: flex;
  gap: 16px;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.video-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* 视频弹窗 */
.video-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 9999;
  align-items: center;
  justify-content: center;
}

.video-modal.active {
  display: flex;
}

.video-modal-inner {
  background: #000;
  border-radius: var(--radius-md);
  overflow: hidden;
  width: 90%;
  max-width: 800px;
  position: relative;
}

.video-modal-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 4px 8px;
}

.video-modal video {
  width: 100%;
  display: block;
}

.video-placeholder {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #1a1a1a, #2d2d2d);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  gap: 16px;
}

.video-placeholder .play-big {
  width: 80px;
  height: 80px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

/* ========================================
   代表作品与故事
   ======================================== */
.works-section {
  background: var(--color-bg);
}

.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.work-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: var(--transition);
}

.work-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.work-img {
  aspect-ratio: 4/3;
  overflow: hidden;
}

.work-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.work-card:hover .work-img img {
  transform: scale(1.05);
}

.work-body {
  padding: 24px;
}

.work-category {
  font-size: 0.75rem;
  color: var(--color-secondary);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.work-body h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 10px;
  line-height: 1.5;
}

.work-body p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 16px;
}

.work-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--color-border-light);
}

.work-date {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.work-link {
  font-size: 0.85rem;
  color: var(--color-primary);
  font-weight: 500;
}

/* ========================================
   数据与温度
   ======================================== */
.stats-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, #6B4F10 100%);
  color: #fff;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}

.stat-item {
  padding: 20px 0;
}

.stat-num {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--color-accent);
  display: block;
  line-height: 1.1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.9rem;
  opacity: 0.88;
  letter-spacing: 0.05em;
}

.stat-desc {
  font-size: 0.78rem;
  opacity: 0.65;
  margin-top: 4px;
}

/* ========================================
   匠人与故事讲述者
   ======================================== */
.artisan-section {
  background: var(--color-bg-warm);
}

.artisan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.artisan-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  border: 1px solid var(--color-border-light);
  transition: var(--transition);
}

.artisan-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.artisan-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  overflow: hidden;
}

.artisan-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.artisan-name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.artisan-role {
  font-size: 0.8rem;
  color: var(--color-secondary);
  font-weight: 500;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}

.artisan-bio {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 16px;
}

.artisan-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}

.artisan-tag {
  background: var(--color-bg-warm);
  color: var(--color-text-light);
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
}

/* ========================================
   媒体报道
   ======================================== */
.media-section {
  background: var(--color-bg);
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.media-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  padding: 28px;
  border: 1px solid var(--color-border-light);
  display: flex;
  gap: 20px;
  transition: var(--transition);
}

.media-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border);
}

.media-logo {
  width: 56px;
  height: 56px;
  background: var(--color-bg-warm);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
  text-align: center;
  line-height: 1.3;
}

.media-content h4 {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
  line-height: 1.5;
}

.media-content p {
  font-size: 0.83rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 10px;
}

.media-meta {
  display: flex;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ========================================
   用户评论
   ======================================== */
.reviews-section {
  background: var(--color-bg-warm);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.review-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid var(--color-border-light);
  position: relative;
  transition: var(--transition);
}

.review-card:hover {
  box-shadow: var(--shadow-md);
}

.review-quote {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 3rem;
  color: var(--color-border);
  font-family: Georgia, serif;
  line-height: 1;
}

.review-stars {
  color: #F5A623;
  font-size: 0.9rem;
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.review-text {
  font-size: 0.9rem;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 20px;
  font-style: italic;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  flex-shrink: 0;
}

.review-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text);
}

.review-info {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* ========================================
   FAQ
   ======================================== */
.faq-section {
  background: var(--color-bg);
}

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

.faq-item {
  border-bottom: 1px solid var(--color-border-light);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
  cursor: pointer;
  transition: var(--transition);
  gap: 16px;
}

.faq-question:hover {
  color: var(--color-primary);
}

.faq-question h4 {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 500;
  color: inherit;
  line-height: 1.5;
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-bg-warm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
  font-size: 1rem;
  color: var(--color-primary);
}

.faq-item.active .faq-icon {
  background: var(--color-primary);
  color: #fff;
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding-bottom: 20px;
}

.faq-answer p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ========================================
   加入我们
   ======================================== */
.join-section {
  background: var(--color-bg-warm);
}

.join-inner {
  background: linear-gradient(135deg, var(--color-primary), #6B4F10);
  border-radius: var(--radius-lg);
  padding: 64px 48px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.join-inner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
}

.join-inner h2 {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 16px;
  position: relative;
}

.join-inner p {
  font-size: 1rem;
  opacity: 0.88;
  margin-bottom: 36px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

.join-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}

.join-actions .btn-primary {
  background: rgba(255,255,255,0.95);
  color: var(--color-primary);
}

.join-actions .btn-outline {
  border-color: rgba(255,255,255,0.6);
  color: #fff;
}

.join-actions .btn-outline:hover {
  background: rgba(255,255,255,0.15);
  color: #fff;
}

/* ========================================
   联系我们
   ======================================== */
.contact-section {
  background: var(--color-bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 16px;
}

.contact-info p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 28px;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contact-icon {
  width: 40px;
  height: 40px;
  background: var(--color-bg-warm);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-item-text strong {
  display: block;
  font-size: 0.85rem;
  color: var(--color-text);
  font-weight: 600;
  margin-bottom: 2px;
}

.contact-item-text span {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.social-link {
  width: 40px;
  height: 40px;
  background: var(--color-bg-warm);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  font-size: 0.85rem;
  transition: var(--transition);
  border: 1px solid var(--color-border-light);
  font-weight: 600;
}

.social-link:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

/* 联系表单 */
.contact-form {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid var(--color-border-light);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 11px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--color-text);
  background: var(--color-bg);
  font-family: var(--font-sans);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(139, 105, 20, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

/* ========================================
   页脚
   ======================================== */
.site-footer {
  background: var(--color-text);
  color: rgba(255,255,255,0.75);
}

.footer-top {
  padding: 60px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-brand .logo-name {
  color: #fff;
  font-size: 1.3rem;
  margin-bottom: 12px;
  display: block;
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.6);
  margin-bottom: 20px;
}

.footer-col h4 {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}

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

.footer-col ul li a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
}

.footer-bottom a {
  color: rgba(255,255,255,0.6);
}

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

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

.footer-links a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
}

/* ========================================
   回到顶部
   ======================================== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  opacity: 0;
  pointer-events: none;
  z-index: 999;
  border: none;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}

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

/* ========================================
   响应式
   ======================================== */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .section-padding {
    padding: 56px 0;
  }
  
  .section-title {
    font-size: 1.6rem;
  }
  
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border-light);
    padding: 16px 24px;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    box-shadow: var(--shadow-md);
  }
  
  .main-nav.open {
    display: flex;
  }
  
  .main-nav a {
    width: 100%;
    padding: 10px 14px;
  }
  
  .menu-toggle {
    display: block;
  }
  
  .header-search {
    display: none;
  }
  
  .hero-section {
    min-height: 70vh;
  }
  
  .hero-stats {
    gap: 24px;
  }
  
  .philosophy-grid,
  .works-grid,
  .artisan-grid {
    grid-template-columns: 1fr;
  }
  
  .scenes-grid,
  .videos-grid,
  .media-grid,
  .reviews-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .join-inner {
    padding: 40px 24px;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }
  
  .hero-title {
    font-size: 1.8rem;
  }
  
  .hero-desc {
    font-size: 0.95rem;
  }
  
  .hero-actions {
    flex-direction: column;
  }
  
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  
  .stat-num {
    font-size: 2rem;
  }
}

/* ========================================
   动画
   ======================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

.lazy-img {
  opacity: 0;
  transition: opacity 0.4s ease;
}

.lazy-img.loaded {
  opacity: 1;
}