/* ===================================
   舌尖上的幸福 - 智能煎饼果子机器人
   科技感风格样式
   =================================== */

:root {
  /* 主色调 - 科技深蓝 */
  --primary: #0066FF;
  --primary-dark: #004DB3;
  --primary-light: #3385FF;
  --accent: #00D4AA;
  --accent-glow: #00FFD4;

  /* 科技配色 */
  --tech-blue: #0A1628;
  --tech-cyan: #00C2FF;
  --tech-purple: #8B5CF6;

  /* 辅助色 */
  --success: #10B981;
  --text-dark: #0F172A;
  --text-gray: #64748B;
  --text-light: #94A3B8;
  --bg-light: #F1F5F9;
  --bg-white: #FFFFFF;
  --border: #E2E8F0;

  /* 渐变 */
  --gradient-tech: linear-gradient(135deg, #0A1628 0%, #1E3A5F 50%, #0A1628 100%);
  --gradient-accent: linear-gradient(135deg, #00D4AA 0%, #00C2FF 100%);
  --gradient-glow: linear-gradient(135deg, #0066FF 0%, #8B5CF6 100%);

  /* 字体 */
  --font-cn: "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-en: "SF Pro Display", -apple-system, sans-serif;

  /* 间距 */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;

  /* 圆角 */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-cn);
  color: var(--text-dark);
  line-height: 1.6;
  background: var(--bg-white);
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 102, 255, 0.4);
}

.btn-accent {
  background: var(--gradient-accent);
  color: var(--tech-blue);
  font-weight: 600;
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 212, 170, 0.4);
}

.btn-outline {
  border: 2px solid var(--primary);
  color: var(--primary);
  background: transparent;
}

.btn-outline:hover {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 15px rgba(0, 102, 255, 0.3);
}

.btn-yellow {
  background: #FFD60A;
  color: #1A1A1A;
  font-weight: 600;
}

.btn-yellow:hover {
  background: #FFEA00;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 214, 10, 0.4);
}

/* 标题 */
.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-lg);
}

.section-title span {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-gray);
  text-align: center;
  margin-bottom: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* 头部 */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10, 22, 40, 0.9);
  backdrop-filter: blur(20px);
  z-index: 1000;
  border-bottom: 1px solid rgba(0, 212, 170, 0.2);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 1.25rem;
  font-weight: 700;
  color: white;
}

.logo-img {
  height: 40px;
  width: auto;
  border-radius: var(--radius-sm);
}
  opacity: 0.5;
  filter: blur(8px);
}

.nav {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: var(--space-xs);
}

.nav a {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
  transition: all 0.3s;
  position: relative;
  padding: 8px 16px;
  border-radius: var(--radius-md);
}

.nav a:hover {
  color: white;
  background: rgba(255, 255, 255, 0.1);
}

.nav a.active {
  color: var(--accent);
  background: rgba(0, 212, 170, 0.1);
}

.nav a:hover {
  color: white;
  background: rgba(255, 255, 255, 0.1);
}

.nav a.active {
  color: var(--accent);
  background: rgba(0, 212, 170, 0.1);
}

.header-actions {
  display: flex;
  gap: var(--space-sm);
}

.mobile-menu-btn {
  display: none;
}

/* Banner */
.banner {
  padding-top: 100px;
  background: var(--tech-blue);
  min-height: 600px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

/* 科技网格背景 */
.banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 170, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 170, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
}

/* 动态光效 */
.banner::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(0, 212, 170, 0.15) 0%, transparent 70%);
  pointer-events: none;
  animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.1); }
}

.banner-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.banner-text h1 {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: white;
}

.banner-text h1 span {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.banner-text .tagline {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-lg);
  position: relative;
}

.banner-features {
  display: flex;
  flex-wrap: nowrap;
  gap: 12px;
  margin-bottom: var(--space-lg);
  overflow-x: auto;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: rgba(0, 212, 170, 0.1);
  border: 1px solid rgba(0, 212, 170, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  white-space: nowrap;
  color: var(--accent);
}

.feature-item .icon {
  font-size: 1rem;
}

.banner-cta {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  flex-wrap: wrap;
}

.banner-badge {
  background: linear-gradient(135deg, #FFD60A, #FFAA00);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 15px rgba(255, 214, 10, 0.3);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.banner-badge .number {
  font-size: 1.125rem;
  font-weight: 700;
  color: #1A1A1A;
}

.banner-badge span:last-child {
  color: rgba(0, 0, 0, 0.7);
  font-size: 0.75rem;
}

.banner-image {
  position: relative;
}

.banner-image img {
  width: 100%;
  max-width: 500px;
  margin-left: auto;
  border-radius: var(--radius-lg);
  box-shadow:
    0 25px 50px -12px rgba(0, 0, 0, 0.5),
    0 12px 24px -8px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(0, 212, 170, 0.2);
  position: relative;
}

.banner-image img::before {
  content: '';
  position: absolute;
  inset: -10px;
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.3), transparent);
  border-radius: var(--radius-lg);
  z-index: -1;
  filter: blur(20px);
}

/* 数据墙 - 科技感增强 */
.stats-section {
  padding: var(--space-xl) 0;
  background: var(--tech-blue);
  position: relative;
}

.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 170, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 170, 0.02) 1px, transparent 1px);
  background-size: 30px 30px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  position: relative;
}

.stat-item {
  text-align: center;
  color: white;
  padding: var(--space-md);
  position: relative;
}

.stat-item::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 50%;
  background: linear-gradient(to bottom, transparent, rgba(0, 212, 170, 0.3), transparent);
}

.stat-item:last-child::after {
  display: none;
}

.stat-item .value {
  font-size: 2.5rem;
  font-weight: 700;
  font-family: var(--font-en);
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.stat-item .value::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  box-shadow: 0 0 10px var(--accent);
}

.stat-item .label {
  font-size: 0.875rem;
  opacity: 0.9;
  margin-top: var(--space-sm);
}

/* 产品优势 */
.features-section {
  padding: var(--space-2xl) 0;
  background: var(--bg-light);
  position: relative;
}

.features-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 212, 170, 0.5), transparent);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.feature-card {
  background: white;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-glow);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 102, 255, 0.15);
  border-color: rgba(0, 212, 170, 0.3);
}

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

.feature-card .icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-md);
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.1), rgba(0, 194, 255, 0.1));
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  position: relative;
}

.feature-card .icon::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: var(--radius-lg);
  background: var(--gradient-accent);
  opacity: 0;
  filter: blur(10px);
  z-index: -1;
  transition: opacity 0.3s;
}

.feature-card:hover .icon::after {
  opacity: 0.3;
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
  color: var(--text-dark);
}

.feature-card p {
  color: var(--text-gray);
  font-size: 0.9375rem;
  margin-bottom: var(--space-md);
}

.feature-card .btn {
  width: 100%;
}

/* 场景解决方案 */
.scenes-section {
  padding: var(--space-2xl) 0;
  background: white;
  position: relative;
}

.scenes-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 212, 170, 0.3), transparent);
}

.scenes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.scene-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.3s ease;
  border: 1px solid var(--border);
}

.scene-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 102, 255, 0.1);
  border-color: rgba(0, 212, 170, 0.3);
}

.scene-card .scene-img {
  position: relative;
  height: 240px;
  overflow: hidden;
  background: linear-gradient(135deg, #f0f7ff 0%, #e8f4f0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.scene-card .scene-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 22, 40, 0.25), transparent);
  pointer-events: none;
}

.scene-card .scene-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: all 0.4s ease;
  padding: 10px;
  box-sizing: border-box;
  border-radius: 12px;
}

.scene-card:hover .scene-img img {
  transform: scale(1.05);
  filter: brightness(1.08);
}

@media (max-width: 768px) {
  .scene-card:hover .scene-img img {
    transform: none;
    filter: none;
  }
}

.scene-card .scene-content {
  padding: var(--space-md);
}

.scene-card .scene-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: var(--space-xs);
}

.scene-card .icon {
  font-size: 1.5rem;
}

.scene-card h4 {
  font-size: 1rem;
  margin: 0;
}

.scene-card p {
  font-size: 0.8125rem;
  color: var(--text-gray);
  margin-bottom: var(--space-sm);
}

.scene-card .capacity {
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 600;
  display: block;
  margin-bottom: var(--space-sm);
}

.scene-card .scene-tags {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.scene-card .tag {
  font-size: 0.6875rem;
  padding: 2px 8px;
  background: rgba(0, 212, 170, 0.1);
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: var(--radius-full);
  color: var(--accent);
}

/* 盈利模型 */
.profit-section {
  padding: var(--space-2xl) 0;
  background: var(--tech-blue);
  position: relative;
}

.profit-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 170, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 170, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
}

.profit-section .section-title {
  color: white;
}

.profit-section .section-subtitle {
  color: rgba(255, 255, 255, 0.7);
}

.profit-table {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  margin-bottom: var(--space-lg);
  border: 1px solid rgba(0, 212, 170, 0.2);
}

.profit-table table {
  width: 100%;
  border-collapse: collapse;
}

.profit-table th,
.profit-table td {
  padding: var(--space-md);
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.profit-table th {
  background: rgba(0, 212, 170, 0.15);
  color: var(--accent);
  font-weight: 600;
  border-bottom: 1px solid rgba(0, 212, 170, 0.3);
}

.profit-table td {
  color: rgba(255, 255, 255, 0.8);
}

.profit-table tr:last-child td {
  border-bottom: none;
}

.profit-table tr:hover {
  background: rgba(0, 212, 170, 0.05);
}

.profit-table .highlight {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
  font-size: 1.125rem;
}

/* 合作模式 */
.cooperation-section {
  padding: var(--space-2xl) 0;
  background: var(--bg-light);
  position: relative;
}

.cooperation-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 212, 170, 0.5), transparent);
}

.coop-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.coop-card {
  padding: var(--space-lg);
  background: white;
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
}

.coop-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  background: var(--gradient-glow);
  opacity: 0;
  z-index: -1;
  transition: opacity 0.3s;
}

.coop-card:hover {
  border-color: transparent;
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 102, 255, 0.2);
}

.coop-card:hover::before {
  opacity: 1;
}

.coop-card .icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--space-sm);
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.1), rgba(0, 194, 255, 0.1));
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.coop-card h4 {
  font-size: 1rem;
  margin-bottom: var(--space-xs);
}

.coop-card p {
  font-size: 0.8125rem;
  color: var(--text-gray);
}

/* CTA */
.cta-section {
  padding: var(--space-2xl) 0;
  background: var(--tech-blue);
  text-align: center;
  position: relative;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 170, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 170, 0.02) 1px, transparent 1px);
  background-size: 30px 30px;
}

.cta-section h2 {
  color: white;
  font-size: 2rem;
  margin-bottom: var(--space-sm);
  position: relative;
}

.cta-section p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-lg);
  position: relative;
}

.cta-section .btn-accent {
  padding: 1rem 2rem;
  font-size: 1.125rem;
  position: relative;
}

/* 页脚 */
.footer {
  background: var(--tech-blue);
  color: white;
  padding: var(--space-xl) 0 0;
  border-top: 1px solid rgba(0, 212, 170, 0.2);
}

.footer-wrapper {
  display: flex;
  justify-content: space-between;
  gap: 60px;
  padding-bottom: var(--space-xl);
}

.footer-brand {
  flex: 0 0 280px;
}

.footer-brand .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: white;
  margin-bottom: 15px;
}

.footer-brand .logo-img {
  width: 40px;
  height: 40px;
  border-radius: 8px;
}

.footer-brand .logo span {
  font-size: 1.125rem;
  font-weight: 600;
}

.footer-brand > p {
  color: var(--text-light);
  font-size: 0.875rem;
  margin-bottom: 5px;
}

.footer-contact {
  margin-top: 20px;
}

.footer-contact p {
  color: var(--text-light);
  font-size: 0.8125rem;
  margin-bottom: 8px;
}

/* 微信公众号二维码 */
.footer-wechat {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-wechat-title {
  color: white;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 12px;
}

.footer-wechat-qr {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-wechat-qr img {
  width: 70px;
  height: 70px;
  border-radius: 8px;
  border: 2px solid rgba(0, 212, 170, 0.3);
}

.footer-wechat-qr p {
  color: var(--text-light);
  font-size: 0.75rem;
  line-height: 1.5;
}

.footer-wechat-qr p strong {
  color: var(--accent);
  font-weight: 500;
}

/* 首页微信公众号展示区 */
.wechat-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #f0f7ff 0%, #e8f4ff 100%);
}

.wechat-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 80px;
}

.wechat-info h2 {
  font-size: 2rem;
  margin-bottom: 15px;
}

.wechat-info h2 span {
  color: var(--primary);
}

.wechat-info > p {
  color: var(--text-gray);
  font-size: 1.125rem;
  margin-bottom: 25px;
}

.wechat-benefits {
  list-style: none;
  padding: 0;
  margin: 0;
}

.wechat-benefits li {
  position: relative;
  padding-left: 25px;
  margin-bottom: 12px;
  color: var(--text-dark);
  font-size: 1rem;
}

.wechat-benefits li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: bold;
}

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

.wechat-qr img {
  width: 180px;
  height: 180px;
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0, 102, 255, 0.15);
  border: 3px solid white;
}

.wechat-qr-label {
  margin-top: 15px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary);
}

@media (max-width: 768px) {
  .wechat-content {
    flex-direction: column;
    gap: 40px;
    text-align: center;
  }

  .wechat-info h2 {
    font-size: 1.5rem;
  }

  .wechat-info > p {
    font-size: 1rem;
  }

  .wechat-benefits li {
    text-align: left;
  }

  .wechat-qr img {
    width: 150px;
    height: 150px;
  }
}

.footer-nav {
  flex: 1;
  display: flex;
  justify-content: space-between;
  gap: 30px;
}

.footer-col {
  flex: 1;
  min-width: 120px;
}

.footer-col h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: white;
  margin-bottom: 15px;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

.footer-col ul a {
  color: var(--text-light);
  font-size: 0.8125rem;
  transition: color 0.3s;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-light);
}

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

.footer-bottom-left span {
  color: var(--text-light);
}

.footer-bottom-right {
  display: flex;
  gap: 15px;
}

.footer-bottom-right a {
  color: var(--text-light);
  transition: color 0.3s;
}

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

/* 响应式 */
@media (max-width: 1024px) {
  .banner-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .banner-image {
    order: -1;
  }

  .banner-image img {
    max-width: 400px;
    margin: 0 auto;
  }

  .banner-badge {
    left: 50%;
    transform: translateX(-50%);
  }

  .banner-features {
    justify-content: center;
  }

  .banner-cta {
    justify-content: center;
  }

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

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

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

@media (max-width: 768px) {
  /* 修复logo在移动端 */
  .logo {
    font-size: 1rem;
  }

  .logo-img {
    height: 30px;
  }

  /* 移动端菜单按钮 - 显示 */
  .mobile-menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 32px;
    height: 32px;
    cursor: pointer;
    gap: 5px;
  }

  .mobile-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s ease;
  }

  .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  /* 隐藏桌面端导航，显示移动端 */
  .header .container > .nav {
    display: none;
  }

  /* 移动端导航样式 - 激活时显示 */
  .header .container > .nav.active {
    display: grid !important;
    grid-template-rows: 60px repeat(8, 50px) 1fr;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 22, 40, 0.95);
    z-index: 999;
    height: 100vh;
    overflow: hidden;
  }

  .header .container > .nav.active .mobile-menu-close {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    padding: 0 20px;
  }

  .header .container > .nav.active a {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 1rem;
    color: white;
    width: 100%;
    box-sizing: border-box;
    text-align: center;
  }

  .header .container > .nav.active a:hover {
    background: rgba(0, 212, 170, 0.15);
  }

  .header .container > .nav.active .mobile-contact-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
    background: #0066FF;
    border-radius: 8px;
    text-align: center;
    color: white !important;
    margin: 0 20px;
  }

  .header-actions {
    display: none;
  }

  /* Banner区域修复 */
  .banner {
    padding-top: 80px;
    min-height: auto;
    padding-bottom: 40px;
  }

  .banner-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .banner-text {
    text-align: center;
  }

  .banner-text h1 {
    font-size: 1.75rem;
  }

  .banner-text .tagline {
    font-size: 0.875rem;
  }

  .banner-features {
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
  }

  .feature-item {
    padding: 6px 12px;
    font-size: 0.8125rem;
  }

  .banner-cta {
    justify-content: center;
    flex-direction: column;
    gap: 12px;
  }

  .banner-cta .btn {
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
    padding: 12px 20px;
    font-size: 0.9375rem;
  }

  .banner-badge {
    position: relative;
    left: auto;
    top: auto;
    transform: none;
    margin: 15px auto 0;
    display: inline-flex;
    padding: 10px 16px;
  }

  .banner-badge .number {
    font-size: 1.25rem;
  }

  .banner-badge span:last-child {
    font-size: 0.75rem;
  }

  .banner-image {
    order: -1;
  }

  .banner-image img {
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
    border-radius: 12px;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .section-subtitle {
    font-size: 0.9375rem;
  }

  .stats-section {
    padding: 40px 0;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
  }

  .stat-item {
    padding: 15px 10px;
  }

  .stat-item .value {
    font-size: 1.25rem;
  }

  .stat-item .label {
    font-size: 0.75rem;
  }

  .features-section,
  .scenes-section,
  .profit-section,
  .cooperation-section {
    padding: 40px 0;
  }

  .features-grid,
  .scenes-grid,
  .coop-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .feature-card {
    padding: 20px;
  }

  .feature-card .icon {
    font-size: 2rem;
  }

  .feature-card h3 {
    font-size: 1.125rem;
  }

  .feature-card p {
    font-size: 0.875rem;
  }

  .scene-card .scene-img {
    height: 450px;
  }

  .scene-card .scene-img img {
    padding: 15px;
  }

  .scene-content {
    padding: 15px;
  }

  .scene-content h4 {
    font-size: 1rem;
  }

  .scene-content p {
    font-size: 0.8125rem;
  }

  .profit-table {
    overflow-x: auto;
  }

  .profit-table table {
    font-size: 0.875rem;
  }

  .profit-table th,
  .profit-table td {
    padding: 10px 8px;
    white-space: nowrap;
  }

  .coop-card {
    padding: 20px;
  }

  .coop-card h4 {
    font-size: 1rem;
  }

  .coop-card p {
    font-size: 0.8125rem;
  }

  .cta-section {
    padding: 40px 20px;
  }

  .cta-section h2 {
    font-size: 1.5rem;
  }

  .cta-section p {
    font-size: 0.9375rem;
    margin-bottom: 20px;
  }

  .footer {
    padding: 30px 0 0;
  }

  .footer-wrapper {
    flex-direction: column;
    gap: 20px;
  }

  .footer-brand {
    flex: none;
    width: 100%;
    text-align: center;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }

  .footer-brand .logo {
    justify-content: center;
  }

  .footer-brand > p {
    font-size: 0.8125rem;
  }

  .footer-contact {
    display: block;
    margin-top: 10px;
    font-size: 0.8125rem;
  }

  .footer-contact p {
    margin-bottom: 3px;
  }

  .footer-nav {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }

  .footer-col {
    flex: none;
    min-width: auto;
  }

  .footer-col h4 {
    text-align: left;
    font-size: 0.875rem;
    margin-bottom: 8px;
    color: var(--accent);
  }

  .footer-col ul {
    text-align: left;
  }

  .footer-col ul li {
    margin-bottom: 6px;
  }

  .footer-col ul a {
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.6);
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
    padding: 15px 0;
    margin-top: 15px;
    border-top: 1px solid rgba(255,255,255,0.1);
  }

  .footer-bottom-left {
    flex-direction: column;
    gap: 3px;
    font-size: 0.75rem;
  }

  .footer-bottom-right {
    flex-direction: column;
    gap: 3px;
    font-size: 0.75rem;
  }
}

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

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(0, 212, 170, 0.3);
  }
  50% {
    box-shadow: 0 0 40px rgba(0, 212, 170, 0.6);
  }
}

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

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }