/* ============================================
   福建兄妹影视写真传媒 - 原创样式表
   域名: roejxi.cn
   配色: 深紫黑+玫瑰红+琥珀金
   ============================================ */

/* === 基础重置与变量 === */
:root {
  --primary: #1a0a2e;
  --accent: #e94560;
  --gold: #f5a623;
  --bg-dark: #0f0517;
  --bg-card: #1e1133;
  --bg-card-hover: #2a1845;
  --text-main: #f0e6ff;
  --text-sub: #a89cc8;
  --text-muted: #7b6f96;
  --border: #2d1f4e;
  --gradient-1: linear-gradient(135deg, #e94560 0%, #f5a623 100%);
  --gradient-2: linear-gradient(135deg, #1a0a2e 0%, #2d1f4e 100%);
  --shadow: 0 4px 24px rgba(233,69,96,0.15);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: all 0.3s ease;
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* === 顶部导航 === */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 5, 23, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

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

.site-logo img {
  width: 42px;
  height: 42px;
  border-radius: 8px;
}

.site-logo span {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.main-nav a {
  color: var(--text-sub);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 8px;
}

/* === 搜索框 === */
.search-bar {
  background: var(--primary);
  padding: 14px 0;
  margin-top: 68px;
  border-bottom: 1px solid var(--border);
}

.search-bar .container {
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-input-wrap {
  flex: 1;
  position: relative;
}

.search-input-wrap input {
  width: 100%;
  padding: 10px 44px 10px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  color: var(--text-main);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}

.search-input-wrap input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(233,69,96,0.2);
}

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

.search-btn {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--accent);
  border: none;
  color: #fff;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

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

.search-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.search-tags a {
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 4px 10px;
  background: var(--bg-card);
  border-radius: 12px;
  transition: var(--transition);
}

.search-tags a:hover {
  color: var(--text-main);
  background: var(--accent);
}

/* === Hero Banner === */
.hero-banner {
  position: relative;
  height: 420px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-banner img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.5);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 20px;
}

.hero-content h1 {
  font-size: 2.8rem;
  font-weight: 900;
  margin-bottom: 16px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

.hero-content h1 .brand-highlight {
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--text-sub);
  max-width: 600px;
  margin: 0 auto 24px;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--gradient-1);
  color: #fff;
  border: none;
  border-radius: 24px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(233,69,96,0.4);
  color: #fff;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: transparent;
  color: var(--text-main);
  border: 2px solid var(--accent);
  border-radius: 24px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

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

/* === 通用栏目标题 === */
.section-title {
  text-align: center;
  margin-bottom: 40px;
}

.section-title h2 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.section-title h2 .accent {
  color: var(--accent);
}

.section-title p {
  color: var(--text-sub);
  font-size: 1rem;
  max-width: 560px;
  margin: 0 auto;
}

section {
  padding: 60px 0;
}

section:nth-child(even) {
  background: var(--primary);
}

/* === 视频卡片网格 === */
.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

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

.video-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--accent);
  background: var(--bg-card-hover);
}

.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  cursor: pointer;
}

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

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

.play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.3);
  opacity: 0;
  transition: var(--transition);
}

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

.play-btn svg {
  width: 56px;
  height: 56px;
  fill: #fff;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
}

.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.8);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

.video-info {
  padding: 14px 16px;
}

.video-info h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

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

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

.video-tags {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.video-tags span {
  font-size: 0.72rem;
  padding: 2px 8px;
  background: rgba(233,69,96,0.15);
  color: var(--accent);
  border-radius: 10px;
}

/* === 短视频横向滚动 === */
.shorts-scroll {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 12px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.shorts-scroll::-webkit-scrollbar {
  height: 4px;
}

.shorts-scroll::-webkit-scrollbar-track {
  background: var(--bg-card);
  border-radius: 2px;
}

.shorts-scroll::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 2px;
}

.short-card {
  flex: 0 0 200px;
  scroll-snap-align: start;
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.short-card:hover {
  border-color: var(--accent);
  transform: scale(1.03);
}

.short-card .video-thumb {
  aspect-ratio: 9/16;
}

.short-card .short-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 40px 12px 12px;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
}

.short-card .short-info h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 4px;
}

.short-card .short-info span {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.7);
}

/* === AI赋能区域 === */
.ai-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.ai-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}

.ai-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(245,166,35,0.15);
}

.ai-card .ai-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: var(--gradient-1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}

.ai-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.ai-card p {
  color: var(--text-sub);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* === 专家团队 === */
.experts-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.expert-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
}

.expert-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.expert-avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  margin: 0 auto 14px;
  background: var(--gradient-1);
  padding: 3px;
  overflow: hidden;
}

.expert-avatar img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.expert-card h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.expert-card .role {
  color: var(--accent);
  font-size: 0.82rem;
  margin-bottom: 10px;
}

.expert-card p {
  color: var(--text-sub);
  font-size: 0.82rem;
  line-height: 1.5;
  margin-bottom: 14px;
}

.expert-btns {
  display: flex;
  gap: 8px;
  justify-content: center;
}

.expert-btns a {
  padding: 6px 14px;
  font-size: 0.78rem;
  border-radius: 16px;
  border: 1px solid var(--accent);
  color: var(--accent);
  transition: var(--transition);
}

.expert-btns a:hover {
  background: var(--accent);
  color: #fff;
}

/* === 合作品牌墙 === */
.brand-wall {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
  align-items: center;
}

.brand-wall .brand-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 32px;
  color: var(--text-sub);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
}

.brand-wall .brand-item:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* === How-To指南 === */
.howto-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}

.howto-step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  position: relative;
  transition: var(--transition);
  counter-increment: step;
}

.howto-step:hover {
  border-color: var(--accent);
}

.howto-step::before {
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--gradient-1);
  border-radius: 50%;
  margin: 0 auto 14px;
  font-weight: 800;
  font-size: 1.1rem;
}

.howto-step h4 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.howto-step p {
  color: var(--text-sub);
  font-size: 0.85rem;
}

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

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-question {
  padding: 18px 24px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  transition: var(--transition);
}

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

.faq-question .faq-toggle {
  font-size: 1.2rem;
  transition: transform 0.3s ease;
  color: var(--accent);
}

.faq-item.active .faq-toggle {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-answer-inner {
  padding: 0 24px 18px;
  color: var(--text-sub);
  font-size: 0.9rem;
  line-height: 1.7;
}

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

/* === 用户评价 === */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
}

.review-card:hover {
  border-color: var(--gold);
}

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

.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
}

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

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

.review-stars {
  color: var(--gold);
  font-size: 0.85rem;
  margin-bottom: 10px;
}

.review-card p {
  color: var(--text-sub);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* === 关于我们 === */
.about-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.about-text h2 {
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.about-text h2 .accent {
  color: var(--accent);
}

.about-text p {
  color: var(--text-sub);
  margin-bottom: 14px;
  font-size: 0.95rem;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.stat-item {
  text-align: center;
  padding: 16px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.stat-item .num {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent);
}

.stat-item .label {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-top: 4px;
}

.about-img {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}

/* === 联系我们 === */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.contact-card h3 {
  font-size: 1.1rem;
  margin-bottom: 16px;
  color: var(--accent);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  color: var(--text-sub);
  font-size: 0.9rem;
}

.contact-item .icon {
  color: var(--accent);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.qr-codes {
  display: flex;
  gap: 24px;
  margin-top: 16px;
}

.qr-item {
  text-align: center;
}

.qr-item img {
  width: 140px;
  height: 140px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  margin-bottom: 8px;
}

.qr-item span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* === 社交分享 === */
.share-btns {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 24px;
  font-size: 0.9rem;
  font-weight: 500;
  color: #fff;
  transition: var(--transition);
}

.share-btn:hover {
  transform: translateY(-2px);
  color: #fff;
}

.share-btn.wechat { background: #07c160; }
.share-btn.weibo { background: #e6162d; }
.share-btn.douyin { background: #161823; border: 1px solid #444; }
.share-btn.bilibili { background: #00a1d6; }

/* === 页脚 === */
.site-footer {
  background: var(--primary);
  border-top: 1px solid var(--border);
  padding: 48px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}

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

.footer-brand p {
  color: var(--text-sub);
  font-size: 0.88rem;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 1rem;
  margin-bottom: 16px;
  color: var(--text-main);
}

.footer-col a {
  display: block;
  color: var(--text-sub);
  font-size: 0.88rem;
  padding: 4px 0;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--accent);
  padding-left: 6px;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.footer-bottom a {
  color: var(--text-muted);
}

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

/* === 面包屑 === */
.breadcrumb {
  padding: 14px 0;
  margin-top: 68px;
  background: var(--primary);
  border-bottom: 1px solid var(--border);
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  font-size: 0.85rem;
}

.breadcrumb-list li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb-list li a {
  color: var(--text-sub);
}

.breadcrumb-list li a:hover {
  color: var(--accent);
}

.breadcrumb-list li.active {
  color: var(--text-main);
}

.breadcrumb-list li .sep {
  color: var(--text-muted);
}

/* === 内页视频列表 === */
.page-video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.page-intro {
  padding: 40px 0 20px;
}

.page-intro h1 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.page-intro h1 .accent {
  color: var(--accent);
}

.page-intro p {
  color: var(--text-sub);
  font-size: 1rem;
  max-width: 700px;
}

/* === 内容审核 === */
.audit-info {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  max-width: 800px;
  margin: 0 auto;
}

.audit-info h3 {
  color: var(--accent);
  margin-bottom: 14px;
}

.audit-info ul {
  list-style: none;
  padding: 0;
}

.audit-info ul li {
  padding: 8px 0;
  color: var(--text-sub);
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.audit-info ul li:last-child {
  border-bottom: none;
}

.audit-info ul li::before {
  content: "✓";
  color: var(--gold);
  font-weight: 700;
}

/* === 更新时间 === */
.update-time {
  text-align: center;
  padding: 12px 0;
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* === 响应式 === */
@media (max-width: 1024px) {
  .video-grid,
  .page-video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .experts-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .howto-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(15, 5, 23, 0.98);
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid var(--border);
  }
  .main-nav.active {
    display: flex;
  }
  .nav-toggle {
    display: block;
  }
  .hero-banner {
    height: 320px;
  }
  .hero-content h1 {
    font-size: 1.8rem;
  }
  .video-grid,
  .reviews-grid,
  .ai-features,
  .page-video-grid {
    grid-template-columns: 1fr;
  }
  .about-section {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .experts-grid {
    grid-template-columns: 1fr;
  }
  .howto-steps {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .search-tags {
    display: none;
  }
  .section-title h2 {
    font-size: 1.4rem;
  }
}

@media (max-width: 480px) {
  .hero-banner {
    height: 260px;
  }
  .hero-content h1 {
    font-size: 1.5rem;
  }
  section {
    padding: 40px 0;
  }
  .short-card {
    flex: 0 0 160px;
  }
}

/* === 懒加载占位 === */
img[loading="lazy"] {
  background: var(--bg-card);
  min-height: 100px;
}

/* === 动画 === */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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