/* ===== 91网 · 生活美学平台 · 主样式 ===== */
/* 莫兰迪色系：奶茶棕 #C8A882 | 雾蓝 #A8B5C0 | 浅杏 #F5E6D3 | 豆沙粉 #D4A5A5 */

:root {
  --color-cream: #FAF8F5;
  --color-milk: #F5F0E8;
  --color-apricot: #F5E6D3;
  --color-caramel: #C8A882;
  --color-caramel-dark: #A8845E;
  --color-fog-blue: #A8B5C0;
  --color-fog-blue-dark: #7A9AAD;
  --color-bean-pink: #D4A5A5;
  --color-bean-pink-dark: #B88080;
  --color-text-dark: #3A3028;
  --color-text-mid: #6B5B4E;
  --color-text-light: #9C8A7A;
  --color-border: #E8DDD0;
  --color-white: #FFFFFF;
  --font-title: 'Georgia', 'STSong', '宋体', serif;
  --font-body: 'PingFang SC', 'Microsoft YaHei', '微软雅黑', sans-serif;
  --shadow-soft: 0 4px 20px rgba(168, 132, 94, 0.08);
  --shadow-hover: 0 8px 32px rgba(168, 132, 94, 0.18);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::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-cream);
  color: var(--color-text-dark);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* ===== 粒子呼吸动画 ===== */
@keyframes breathe {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.15); }
}
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

/* ===== 顶部导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(250, 248, 245, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 2px 16px rgba(168, 132, 94, 0.06);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-caramel-dark);
  letter-spacing: 0.05em;
}

.site-logo .logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-caramel), var(--color-bean-pink));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
  font-weight: 900;
  box-shadow: 0 2px 10px rgba(200, 168, 130, 0.4);
}

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

.site-nav a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--color-text-mid);
  font-weight: 500;
  transition: var(--transition);
  white-space: nowrap;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-caramel-dark);
  background: var(--color-apricot);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  border: none;
  background: none;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-caramel-dark);
  border-radius: 2px;
  transition: var(--transition);
  display: block;
}

/* ===== 搜索框 ===== */
.search-bar-wrap {
  background: var(--color-milk);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 24px;
}

.search-bar-inner {
  max-width: 680px;
  margin: 0 auto;
  position: relative;
}

.search-bar-inner input {
  width: 100%;
  padding: 12px 50px 12px 20px;
  border: 1.5px solid var(--color-border);
  border-radius: 50px;
  background: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text-mid);
  outline: none;
  transition: var(--transition);
  cursor: default;
}

.search-bar-inner input:focus {
  border-color: var(--color-caramel);
  box-shadow: 0 0 0 3px rgba(200, 168, 130, 0.15);
}

.search-bar-inner .search-icon {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-caramel);
  font-size: 1rem;
  pointer-events: none;
}

.search-hint {
  text-align: center;
  font-size: 0.78rem;
  color: var(--color-text-light);
  margin-top: 6px;
  display: none;
}

/* ===== Banner 首屏 ===== */
.hero-banner {
  position: relative;
  height: 92vh;
  min-height: 600px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.05);
  transition: transform 8s ease;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(250, 248, 245, 0.75) 0%,
    rgba(245, 230, 211, 0.55) 40%,
    rgba(168, 181, 192, 0.25) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 24px;
  animation: fadeInUp 1s ease forwards;
}

.hero-tag {
  display: inline-block;
  padding: 6px 18px;
  background: rgba(200, 168, 130, 0.2);
  border: 1px solid rgba(200, 168, 130, 0.4);
  border-radius: 50px;
  font-size: 0.82rem;
  color: var(--color-caramel-dark);
  letter-spacing: 0.1em;
  margin-bottom: 20px;
  backdrop-filter: blur(4px);
}

.hero-title {
  font-family: var(--font-title);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-text-dark);
  line-height: 1.3;
  margin-bottom: 16px;
  text-shadow: 0 2px 12px rgba(255,255,255,0.8);
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-mid);
  margin-bottom: 36px;
  font-style: italic;
  letter-spacing: 0.05em;
}

.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.btn-primary {
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--color-caramel), var(--color-caramel-dark));
  color: white;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 20px rgba(200, 168, 130, 0.4);
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(200, 168, 130, 0.5);
  color: white;
}

.btn-outline {
  padding: 14px 32px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--color-caramel-dark);
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border: 1.5px solid var(--color-caramel);
  backdrop-filter: blur(4px);
  transition: var(--transition);
  cursor: pointer;
}

.btn-outline:hover {
  background: var(--color-caramel);
  color: white;
  transform: translateY(-2px);
}

/* 粒子装饰 */
.particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--color-caramel);
  animation: breathe var(--dur, 4s) ease-in-out infinite;
  animation-delay: var(--delay, 0s);
}

/* ===== 通用区块 ===== */
.section {
  padding: 80px 24px;
}

.section-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  color: var(--color-caramel);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-title {
  font-family: var(--font-title);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--color-text-dark);
  margin-bottom: 12px;
  font-weight: 700;
}

.section-desc {
  font-size: 1rem;
  color: var(--color-text-light);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.9;
}

/* ===== 视频卡片 ===== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}

.video-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
  cursor: pointer;
}

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

.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-apricot);
}

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

.video-card:hover .video-thumb img {
  transform: scale(1.06);
}

.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
  background: rgba(200, 168, 130, 0.25);
  backdrop-filter: blur(2px);
}

.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;
  box-shadow: 0 4px 20px rgba(200, 168, 130, 0.5);
  transform: scale(0.85);
  transition: var(--transition);
}

.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-caramel-dark);
  margin-left: 4px;
}

.video-duration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(0,0,0,0.55);
  color: white;
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.05em;
}

.video-glow {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-md);
  opacity: 0;
  transition: var(--transition);
  box-shadow: inset 0 0 30px rgba(200, 168, 130, 0.3);
  pointer-events: none;
}

.video-card:hover .video-glow {
  opacity: 1;
}

.video-info {
  padding: 18px 20px 20px;
}

.video-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 10px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-meta {
  display: flex;
  gap: 14px;
  font-size: 0.8rem;
  color: var(--color-text-light);
}

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

/* ===== 精选卡片 ===== */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

.featured-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.featured-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

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

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

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

.featured-body {
  padding: 20px;
}

.featured-tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--color-apricot);
  color: var(--color-caramel-dark);
  border-radius: 4px;
  font-size: 0.75rem;
  margin-bottom: 10px;
  font-weight: 500;
}

.featured-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 12px;
  line-height: 1.5;
}

.featured-stats {
  display: flex;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* ===== 故事模块 ===== */
.story-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}

.story-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
  border-left: 3px solid var(--color-bean-pink);
  position: relative;
  overflow: hidden;
}

.story-card::before {
  content: '"';
  position: absolute;
  top: 16px;
  right: 24px;
  font-size: 5rem;
  color: var(--color-apricot);
  font-family: Georgia, serif;
  line-height: 1;
  pointer-events: none;
}

.story-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-left-color: var(--color-caramel);
}

.story-title {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 12px;
  line-height: 1.5;
}

.story-excerpt {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: 16px;
}

.story-author {
  font-size: 0.82rem;
  color: var(--color-caramel);
  font-weight: 500;
}

/* ===== 达人模块 ===== */
.creator-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 28px;
}

.creator-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.creator-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.creator-avatar {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 16px;
  border: 3px solid var(--color-apricot);
  box-shadow: 0 4px 16px rgba(200, 168, 130, 0.2);
}

.creator-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 6px;
}

.creator-role {
  font-size: 0.82rem;
  color: var(--color-caramel);
  margin-bottom: 12px;
}

.creator-fans {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* ===== 评价模块 ===== */
.review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.review-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
  position: relative;
}

.review-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.review-stars {
  color: var(--color-caramel);
  font-size: 0.9rem;
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.review-text {
  font-size: 0.9rem;
  color: var(--color-text-mid);
  line-height: 1.9;
  margin-bottom: 16px;
  font-style: italic;
}

.review-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.review-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-caramel), var(--color-bean-pink));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
}

.review-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-dark);
}

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; }

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

.faq-question {
  width: 100%;
  text-align: left;
  padding: 20px 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-dark);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
  font-family: var(--font-body);
}

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

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-apricot);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
  color: var(--color-caramel-dark);
  font-size: 1rem;
  font-weight: 300;
}

.faq-item.open .faq-icon {
  background: var(--color-caramel);
  color: white;
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  font-size: 0.92rem;
  color: var(--color-text-light);
  line-height: 1.9;
}

.faq-item.open .faq-answer {
  max-height: 200px;
  padding-bottom: 20px;
}

/* ===== AI模块 ===== */
.ai-section {
  background: linear-gradient(135deg, var(--color-milk) 0%, var(--color-apricot) 100%);
}

.ai-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.ai-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-hover);
  animation: float 6s ease-in-out infinite;
}

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

.ai-text .section-header { text-align: left; margin-bottom: 28px; }

.ai-features { display: flex; flex-direction: column; gap: 16px; }

.ai-feature {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.ai-feature-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  box-shadow: var(--shadow-soft);
}

.ai-feature-text h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 4px;
}

.ai-feature-text p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ===== 合作伙伴 ===== */
.partner-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
  margin-bottom: 60px;
}

.partner-logo {
  width: 120px;
  height: 60px;
  background: var(--color-white);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  color: var(--color-text-light);
  font-weight: 500;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
  border: 1px solid var(--color-border);
}

.partner-logo:hover {
  box-shadow: var(--shadow-hover);
  color: var(--color-caramel-dark);
  border-color: var(--color-caramel);
}

/* ===== 联系模块 ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 32px;
}

.contact-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 32px;
  text-align: center;
  box-shadow: var(--shadow-soft);
}

.contact-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.contact-label {
  font-size: 0.82rem;
  color: var(--color-text-light);
  margin-bottom: 6px;
}

.contact-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-dark);
}

.qr-img {
  width: 100px;
  height: 100px;
  margin: 12px auto 0;
  background: var(--color-apricot);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--color-text-light);
  border: 2px dashed var(--color-border);
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--color-text-dark);
  color: rgba(255,255,255,0.7);
  padding: 48px 24px 24px;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 28px;
}

.footer-brand .site-logo {
  color: white;
  margin-bottom: 14px;
}

.footer-brand .logo-icon {
  background: linear-gradient(135deg, var(--color-caramel), var(--color-bean-pink));
}

.footer-desc {
  font-size: 0.88rem;
  line-height: 1.9;
  color: rgba(255,255,255,0.55);
  margin-bottom: 20px;
}

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

.social-btn {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  transition: var(--transition);
  color: rgba(255,255,255,0.7);
}

.social-btn:hover {
  background: var(--color-caramel);
  color: white;
}

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: white;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }

.footer-col ul li a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  transition: var(--transition);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}

.footer-icp a {
  color: rgba(255,255,255,0.4);
  transition: var(--transition);
}

.footer-icp a:hover { color: var(--color-caramel); }

/* ===== 面包屑 ===== */
.breadcrumb {
  padding: 14px 24px;
  background: var(--color-milk);
  border-bottom: 1px solid var(--color-border);
}

.breadcrumb-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--color-text-light);
}

.breadcrumb-inner a { color: var(--color-caramel); }
.breadcrumb-inner a:hover { text-decoration: underline; }
.breadcrumb-inner span { color: var(--color-text-light); }

/* ===== 内页 Hero ===== */
.inner-hero {
  background: linear-gradient(135deg, var(--color-milk) 0%, var(--color-apricot) 100%);
  padding: 64px 24px;
  text-align: center;
}

.inner-hero h1 {
  font-family: var(--font-title);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--color-text-dark);
  margin-bottom: 12px;
}

.inner-hero p {
  font-size: 1rem;
  color: var(--color-text-light);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== 文章卡片 ===== */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

.article-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.article-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.article-img {
  aspect-ratio: 16/9;
  overflow: hidden;
}

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

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

.article-body { padding: 24px; }

.article-category {
  font-size: 0.75rem;
  color: var(--color-caramel);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.article-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 10px;
  line-height: 1.5;
}

.article-excerpt {
  font-size: 0.88rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--color-text-light);
}

/* ===== 加载更多 ===== */
.load-more {
  text-align: center;
  margin-top: 48px;
}

/* ===== 背景色变体 ===== */
.bg-milk { background: var(--color-milk); }
.bg-apricot { background: var(--color-apricot); }
.bg-white { background: var(--color-white); }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .ai-inner { grid-template-columns: 1fr; }
  .ai-img { max-width: 500px; margin: 0 auto; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .site-nav { display: none; position: absolute; top: 70px; left: 0; right: 0; background: var(--color-cream); border-bottom: 1px solid var(--color-border); flex-direction: column; padding: 16px; gap: 4px; }
  .site-nav.open { display: flex; }
  .nav-toggle { display: flex; }
  .hero-banner { height: 80vh; }
  .section { padding: 56px 20px; }
  .video-grid, .featured-grid, .article-grid { grid-template-columns: 1fr; }
  .story-grid { grid-template-columns: 1fr; }
  .creator-grid { grid-template-columns: repeat(2, 1fr); }
  .review-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .ai-inner { gap: 36px; }
}

@media (max-width: 480px) {
  .hero-btns { flex-direction: column; align-items: center; }
  .creator-grid { grid-template-columns: 1fr; }
  .header-inner { padding: 0 16px; }
}