/* 红桃视频 - 全局样式 */
:root {
  --primary: #e91e8c;
  --primary-dark: #c2185b;
  --accent: #7c4dff;
  --accent2: #00e5ff;
  --bg-dark: #050a14;
  --bg-card: #0d1b2e;
  --bg-card2: #0a1628;
  --text-main: #e8eaf6;
  --text-muted: #8892a4;
  --border: rgba(124,77,255,0.2);
  --neon-blue: #00e5ff;
  --neon-purple: #7c4dff;
  --gradient: linear-gradient(135deg, #e91e8c 0%, #7c4dff 50%, #00e5ff 100%);
  --gradient-dark: linear-gradient(135deg, rgba(233,30,140,0.15) 0%, rgba(124,77,255,0.15) 100%);
}

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

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

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

a { color: inherit; text-decoration: none; transition: all 0.3s; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* ===== 滚动条 ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--neon-purple); border-radius: 3px; }

/* ===== 顶部公告栏 ===== */
.top-bar {
  background: linear-gradient(90deg, #e91e8c, #7c4dff, #00e5ff, #7c4dff, #e91e8c);
  background-size: 300% 100%;
  animation: gradientMove 6s linear infinite;
  text-align: center;
  padding: 8px 20px;
  font-size: 13px;
  color: #fff;
  font-weight: 500;
}
@keyframes gradientMove {
  0% { background-position: 0% 50%; }
  100% { background-position: 300% 50%; }
}

/* ===== 导航栏 ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(5,10,20,0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 40px;
}
.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  height: 64px;
  gap: 32px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  white-space: nowrap;
}
.nav-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}
.nav-logo .logo-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.nav-menu a {
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 14px;
  color: var(--text-muted);
  transition: all 0.3s;
  white-space: nowrap;
}
.nav-menu a:hover, .nav-menu a.active {
  color: var(--text-main);
  background: rgba(124,77,255,0.15);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.btn-nav {
  padding: 8px 20px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  border: none;
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
}
.btn-primary:hover {
  opacity: 0.85;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(233,30,140,0.4);
}
.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-main);
}
.btn-outline:hover {
  border-color: var(--neon-purple);
  color: var(--neon-purple);
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ===== 搜索框 ===== */
.search-bar {
  background: rgba(13,27,46,0.95);
  border-bottom: 1px solid var(--border);
  padding: 12px 40px;
}
.search-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
}
.search-wrap {
  flex: 1;
  max-width: 600px;
  position: relative;
}
.search-wrap input {
  width: 100%;
  padding: 10px 48px 10px 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 24px;
  color: var(--text-main);
  font-size: 14px;
  outline: none;
  transition: all 0.3s;
}
.search-wrap input:focus {
  border-color: var(--neon-purple);
  background: rgba(124,77,255,0.08);
  box-shadow: 0 0 0 3px rgba(124,77,255,0.15);
}
.search-wrap input::placeholder { color: var(--text-muted); }
.search-btn {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  background: var(--gradient);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  transition: all 0.3s;
}
.search-btn:hover { opacity: 0.85; transform: translateY(-50%) scale(1.05); }
.search-hot {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  flex-wrap: wrap;
}
.search-hot span { color: var(--text-muted); }
.search-hot a {
  padding: 3px 10px;
  background: rgba(124,77,255,0.1);
  border: 1px solid rgba(124,77,255,0.2);
  border-radius: 12px;
  font-size: 12px;
  color: var(--neon-purple);
  transition: all 0.3s;
}
.search-hot a:hover {
  background: rgba(124,77,255,0.2);
  color: var(--text-main);
}

/* ===== 面包屑 ===== */
.breadcrumb {
  padding: 12px 40px;
  max-width: 1280px;
  margin: 0 auto;
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--neon-purple); }
.breadcrumb .sep { color: rgba(255,255,255,0.2); }
.breadcrumb .current { color: var(--text-main); }

/* ===== 容器 ===== */
.container { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
.section { padding: 80px 0; }
.section-sm { padding: 60px 0; }

/* ===== 标题 ===== */
.section-header { text-align: center; margin-bottom: 56px; }
.section-tag {
  display: inline-block;
  padding: 4px 16px;
  background: rgba(233,30,140,0.1);
  border: 1px solid rgba(233,30,140,0.3);
  border-radius: 20px;
  font-size: 12px;
  color: var(--primary);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 16px;
}
.section-title .highlight {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-desc {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  border: none;
  text-decoration: none;
}
.btn-lg { padding: 16px 40px; font-size: 16px; }
.btn-sm { padding: 8px 20px; font-size: 13px; }
.btn-gradient {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 24px rgba(233,30,140,0.3);
}
.btn-gradient:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(233,30,140,0.5);
}
.btn-ghost {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--text-main);
}
.btn-ghost:hover {
  border-color: var(--neon-purple);
  color: var(--neon-purple);
  background: rgba(124,77,255,0.08);
}

/* ===== Hero Banner ===== */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--bg-dark);
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(5,10,20,0.9) 0%, rgba(5,10,20,0.5) 50%, rgba(5,10,20,0.85) 100%);
}
.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.particle {
  position: absolute;
  border-radius: 50%;
  animation: float linear infinite;
}
@keyframes float {
  0% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-100px) rotate(720deg); opacity: 0; }
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  width: 100%;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(233,30,140,0.1);
  border: 1px solid rgba(233,30,140,0.3);
  border-radius: 20px;
  font-size: 13px;
  color: var(--primary);
  margin-bottom: 24px;
}
.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}
.hero-title {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
}
.hero-title .brand {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 36px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.stat-item { text-align: center; }
.stat-num {
  font-size: 28px;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label { font-size: 13px; color: var(--text-muted); margin-top: 4px; }
.hero-visual {
  position: relative;
}
.hero-video-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.hero-video-card {
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  cursor: pointer;
  aspect-ratio: 16/9;
  background: var(--bg-card);
}
.hero-video-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}
.hero-video-card:hover img { transform: scale(1.05); }
.hero-video-card .play-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
}
.hero-video-card:hover .play-overlay { opacity: 1; }
.play-btn-icon {
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--primary);
  transform: scale(0.8);
  transition: transform 0.3s;
}
.hero-video-card:hover .play-btn-icon { transform: scale(1); }
.hero-video-card.featured {
  grid-column: span 2;
  aspect-ratio: 16/7;
}

/* ===== 视频卡片 ===== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.video-card {
  background: var(--bg-card);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all 0.3s;
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-4px);
  border-color: rgba(124,77,255,0.4);
  box-shadow: 0 12px 40px rgba(124,77,255,0.15);
}
.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-card2);
}
.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}
.video-card:hover .video-thumb img { transform: scale(1.06); }
.video-thumb .play-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
}
.video-card:hover .play-overlay { opacity: 1; }
.play-circle {
  width: 56px;
  height: 56px;
  background: rgba(233,30,140,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: #fff;
  box-shadow: 0 0 30px rgba(233,30,140,0.6);
  transform: scale(0.8);
  transition: transform 0.3s;
}
.video-card:hover .play-circle { transform: scale(1); }
.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.8);
  color: #fff;
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 4px;
}
.video-tag {
  position: absolute;
  top: 8px;
  left: 8px;
  background: var(--primary);
  color: #fff;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}
.video-info { padding: 14px 16px; }
.video-title {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.video-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
}
.video-stats {
  display: flex;
  gap: 12px;
}
.video-stats span { display: flex; align-items: center; gap: 4px; }

/* ===== 产品卡片 ===== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient);
  opacity: 0;
  transition: opacity 0.3s;
}
.product-card:hover {
  transform: translateY(-4px);
  border-color: rgba(124,77,255,0.4);
  box-shadow: 0 12px 40px rgba(124,77,255,0.12);
}
.product-card:hover::before { opacity: 1; }
.product-icon {
  width: 56px;
  height: 56px;
  background: var(--gradient-dark);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 20px;
}
.product-name {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}
.product-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}
.product-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.tag {
  padding: 3px 10px;
  background: rgba(124,77,255,0.1);
  border: 1px solid rgba(124,77,255,0.2);
  border-radius: 12px;
  font-size: 12px;
  color: var(--neon-purple);
}

/* ===== 解决方案 ===== */
.solution-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.solution-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  transition: all 0.3s;
}
.solution-card:hover {
  border-color: rgba(233,30,140,0.3);
  box-shadow: 0 8px 32px rgba(233,30,140,0.1);
  transform: translateY(-2px);
}
.solution-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, rgba(233,30,140,0.15), rgba(124,77,255,0.15));
  border: 1px solid rgba(233,30,140,0.2);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  flex-shrink: 0;
}
.solution-content h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}
.solution-content .industry {
  font-size: 12px;
  color: var(--primary);
  margin-bottom: 10px;
  font-weight: 600;
}
.solution-content p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ===== 流程步骤 ===== */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--accent2));
  z-index: 0;
}
.step-item {
  text-align: center;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}
.step-num {
  width: 80px;
  height: 80px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  margin: 0 auto 20px;
  box-shadow: 0 0 30px rgba(233,30,140,0.4);
}
.step-title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}
.step-desc { font-size: 14px; color: var(--text-muted); }

/* ===== 案例 ===== */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.3s;
}
.case-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,229,255,0.3);
  box-shadow: 0 12px 40px rgba(0,229,255,0.08);
}
.case-category {
  display: inline-block;
  padding: 3px 12px;
  background: rgba(0,229,255,0.1);
  border: 1px solid rgba(0,229,255,0.2);
  border-radius: 12px;
  font-size: 12px;
  color: var(--accent2);
  margin-bottom: 16px;
}
.case-client { font-size: 13px; color: var(--text-muted); margin-bottom: 8px; }
.case-title { font-size: 17px; font-weight: 700; margin-bottom: 16px; }
.case-result {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ===== 新闻 ===== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  display: flex;
  gap: 16px;
  transition: all 0.3s;
}
.news-card:hover {
  border-color: rgba(124,77,255,0.3);
  transform: translateY(-2px);
}
.news-date {
  text-align: center;
  min-width: 56px;
}
.news-date .day {
  font-size: 28px;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.news-date .month { font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.news-content { flex: 1; }
.news-category {
  font-size: 11px;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.news-title {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-summary {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: all 0.3s;
}
.faq-item.open { border-color: rgba(124,77,255,0.4); }
.faq-q {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  background: var(--bg-card);
  transition: background 0.3s;
  gap: 16px;
}
.faq-q:hover { background: rgba(124,77,255,0.05); }
.faq-icon {
  width: 24px;
  height: 24px;
  background: rgba(124,77,255,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--neon-purple);
  flex-shrink: 0;
  transition: transform 0.3s;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-a {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: all 0.3s;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
  background: var(--bg-card);
}
.faq-item.open .faq-a {
  padding: 0 24px 20px;
  max-height: 300px;
}

/* ===== 用户评价 ===== */
.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  transition: all 0.3s;
  position: relative;
}
.review-card:hover {
  transform: translateY(-4px);
  border-color: rgba(233,30,140,0.3);
}
.review-quote {
  font-size: 48px;
  line-height: 1;
  color: var(--primary);
  opacity: 0.3;
  margin-bottom: 12px;
  font-family: Georgia, serif;
}
.review-content {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}
.review-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.review-user {
  display: flex;
  align-items: center;
  gap: 10px;
}
.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}
.review-name { font-size: 14px; font-weight: 600; }
.review-date { font-size: 12px; color: var(--text-muted); }
.review-stars { color: #ffd700; font-size: 14px; }
.review-stats {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  gap: 10px;
}

/* ===== 联系我们 ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 20px; }
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all 0.3s;
}
.contact-item:hover { border-color: rgba(124,77,255,0.3); }
.contact-icon {
  width: 44px;
  height: 44px;
  background: var(--gradient-dark);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.contact-label { font-size: 12px; color: var(--text-muted); margin-bottom: 4px; }
.contact-value { font-size: 15px; font-weight: 600; }
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-main);
  font-size: 14px;
  outline: none;
  transition: all 0.3s;
  font-family: inherit;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--neon-purple);
  background: rgba(124,77,255,0.05);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* ===== 页脚 ===== */
.footer {
  background: #020810;
  border-top: 1px solid var(--border);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand .logo {
  font-size: 22px;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 24px;
}
.footer-social {
  display: flex;
  gap: 12px;
}
.social-btn {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all 0.3s;
  cursor: pointer;
}
.social-btn:hover {
  background: rgba(124,77,255,0.15);
  border-color: var(--neon-purple);
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-main);
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
  font-size: 14px;
  color: var(--text-muted);
  transition: color 0.3s;
}
.footer-col ul li a:hover { color: var(--text-main); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-links {
  display: flex;
  gap: 20px;
}
.footer-links a { color: var(--text-muted); }
.footer-links a:hover { color: var(--text-main); }

/* ===== 数字动画 ===== */
.counter-section {
  background: linear-gradient(135deg, rgba(233,30,140,0.05), rgba(124,77,255,0.05));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 60px 0;
}
.counter-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}
.counter-item {}
.counter-num {
  font-size: 48px;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}
.counter-label { font-size: 14px; color: var(--text-muted); }

/* ===== 技术特性 ===== */
.tech-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.tech-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  text-align: center;
  transition: all 0.3s;
}
.tech-card:hover {
  border-color: rgba(0,229,255,0.3);
  box-shadow: 0 8px 32px rgba(0,229,255,0.08);
  transform: translateY(-4px);
}
.tech-icon {
  font-size: 48px;
  margin-bottom: 16px;
  display: block;
}
.tech-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}
.tech-desc { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* ===== 合作伙伴 ===== */
.partners-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  padding: 40px 0;
}
.partner-item {
  padding: 12px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-muted);
  transition: all 0.3s;
}
.partner-item:hover {
  color: var(--text-main);
  border-color: rgba(124,77,255,0.3);
}

/* ===== 移动端适配 ===== */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .review-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .process-steps::before { display: none; }
  .hero-content { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .tech-features { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .navbar { padding: 0 20px; }
  .nav-menu { display: none; }
  .nav-menu.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(5,10,20,0.98);
    padding: 20px;
    border-bottom: 1px solid var(--border);
    z-index: 999;
  }
  .hamburger { display: flex; }
  .nav-actions .btn-outline { display: none; }
  .search-bar { padding: 12px 20px; }
  .search-hot { display: none; }
  .container { padding: 0 20px; }
  .section { padding: 60px 0; }
  .hero { min-height: auto; padding: 60px 0; }
  .hero-content { padding: 0 20px; }
  .hero-stats { gap: 20px; }
  .product-grid { grid-template-columns: 1fr; }
  .solution-grid { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .review-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .counter-grid { grid-template-columns: repeat(2, 1fr); }
  .tech-features { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .video-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom { flex-direction: column; text-align: center; }
  .breadcrumb { padding: 12px 20px; }
}

@media (max-width: 480px) {
  .video-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-stats { flex-wrap: wrap; justify-content: center; }
  .counter-grid { grid-template-columns: 1fr 1fr; }
}

/* ===== 动画 ===== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 分页 ===== */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 48px;
}
.page-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-size: 14px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.3s;
}
.page-btn:hover, .page-btn.active {
  background: var(--gradient);
  border-color: transparent;
  color: #fff;
}

/* ===== 内页 Hero ===== */
.page-hero {
  padding: 80px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(124,77,255,0.1) 0%, transparent 70%);
}
.page-hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  margin-bottom: 16px;
  position: relative;
}
.page-hero p {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

/* ===== 加载动画 ===== */
.loading-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--gradient);
  z-index: 9999;
  transition: width 0.3s;
}