/* 全局样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #e0e0e0;
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
      circle at 10% 20%,
      rgba(255, 215, 0, 0.05) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 90% 80%,
      rgba(255, 140, 0, 0.05) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 50% 50%,
      rgba(255, 165, 0, 0.03) 0%,
      transparent 50%
    );
  pointer-events: none;
  z-index: -1;
  animation: backgroundShift 20s ease-in-out infinite;
}

@keyframes backgroundShift {
  0%,
  100% {
    opacity: 0.5;
  }
  50% {
    opacity: 1;
  }
}

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

/* 导航栏 */
.navbar {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 193, 7, 0.2);
  padding: 1rem 0;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 0 20px rgba(255, 193, 7, 0.1);
}

.navbar::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 193, 7, 0.5),
    transparent
  );
  animation: navGlow 3s ease-in-out infinite;
}

@keyframes navGlow {
  0%,
  100% {
    opacity: 0.3;
  }
  50% {
    opacity: 1;
  }
}

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

.nav-logo {
  display: flex;
  align-items: center;
  color: #ffc107;
  font-size: 1.5rem;
  font-weight: bold;
  text-shadow: 0 0 10px rgba(255, 193, 7, 0.5);
}

.nav-logo i {
  margin-right: 10px;
  font-size: 2rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.8);
  animation: logoGlow 2s ease-in-out infinite;
}

@keyframes logoGlow {
  0%,
  100% {
    text-shadow: 0 0 15px rgba(255, 193, 7, 0.8);
  }
  50% {
    text-shadow: 0 0 25px rgba(255, 193, 7, 1);
  }
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-menu a {
  color: #e0e0e0;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 5px;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

.nav-menu a:hover,
.nav-menu a.active {
  background: rgba(255, 193, 7, 0.1);
  border-color: rgba(255, 193, 7, 0.3);
  color: #ffc107;
  text-shadow: 0 0 5px rgba(255, 193, 7, 0.5);
  box-shadow: 0 0 10px rgba(255, 193, 7, 0.2);
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: #ffc107;
  margin: 3px 0;
  transition: 0.3s;
  box-shadow: 0 0 5px rgba(255, 193, 7, 0.5);
}

/* 主要内容区域 */
main {
  margin-top: 70px;
}

/* 英雄区域 */
.hero {
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
  color: #e0e0e0;
  padding: 4rem 0;
  display: flex;
  align-items: center;
  min-height: 80vh;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 20% 80%,
      rgba(255, 193, 7, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(255, 140, 0, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 40%,
      rgba(255, 165, 0, 0.05) 0%,
      transparent 50%
    );
  pointer-events: none;
}

.hero-content {
  width: 100%;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  font-weight: 700;
  color: #ffc107;
  text-shadow: 0 0 20px rgba(255, 193, 7, 0.5);
  background: linear-gradient(45deg, #ffc107, #ff9800, #ff6f00, #ffc107);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientShift 4s ease-in-out infinite;
  position: relative;
}

.hero h1::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    45deg,
    transparent,
    rgba(255, 193, 7, 0.1),
    transparent
  );
  animation: shimmer 2s ease-in-out infinite;
  pointer-events: none;
}

@keyframes gradientShift {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

@keyframes shimmer {
  0%,
  100% {
    transform: translateX(-100%);
  }
  50% {
    transform: translateX(100%);
  }
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  opacity: 0.9;
  color: #b0b0b0;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* 按钮样式 */
.btn {
  display: inline-block;
  padding: 12px 24px;
  text-decoration: none;
  border-radius: 5px;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(45deg, #ffc107, #ff9800);
  color: #000;
  box-shadow: 0 0 15px rgba(255, 193, 7, 0.3);
  position: relative;
  overflow: hidden;
}

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

.btn-primary:hover {
  background: linear-gradient(45deg, #ff9800, #ffc107);
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(255, 193, 7, 0.5);
}

.btn-secondary {
  background: transparent;
  color: #ffc107;
  border: 2px solid #ffc107;
  box-shadow: 0 0 10px rgba(255, 193, 7, 0.2);
}

.btn-secondary:hover {
  background: rgba(255, 193, 7, 0.1);
  color: #ffc107;
  box-shadow: 0 0 20px rgba(255, 193, 7, 0.4);
  text-shadow: 0 0 5px rgba(255, 193, 7, 0.5);
}

.btn-outline {
  background: transparent;
  color: #ffc107;
  border: 2px solid #ffc107;
  box-shadow: 0 0 10px rgba(255, 193, 7, 0.2);
}

.btn-outline:hover {
  background: rgba(255, 193, 7, 0.1);
  color: #ffc107;
  box-shadow: 0 0 20px rgba(255, 193, 7, 0.4);
}

/* 特色区域 */
.features {
  padding: 4rem 0;
  background: rgba(26, 26, 46, 0.8);
  backdrop-filter: blur(10px);
}

.features h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.feature-card {
  text-align: center;
  padding: 2rem;
  border-radius: 10px;
  background: rgba(10, 10, 10, 0.8);
  border: 1px solid rgba(255, 193, 7, 0.2);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 193, 7, 0.1),
    transparent
  );
  transition: left 0.5s ease;
}

.feature-card:hover::before {
  left: 100%;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 193, 7, 0.5);
  box-shadow: 0 10px 30px rgba(255, 193, 7, 0.2);
}

.feature-card i {
  font-size: 3rem;
  color: #ffc107;
  margin-bottom: 1rem;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.8);
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #e0e0e0;
}

/* 产品预览 */
.products-preview {
  padding: 4rem 0;
  background: rgba(22, 33, 62, 0.8);
  backdrop-filter: blur(10px);
}

.products-preview h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.product-card {
  background: rgba(10, 10, 10, 0.8);
  padding: 2rem;
  border-radius: 10px;
  text-align: center;
  border: 1px solid rgba(255, 193, 7, 0.2);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    45deg,
    transparent,
    rgba(255, 193, 7, 0.05),
    transparent
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.product-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 193, 7, 0.5);
  box-shadow: 0 10px 30px rgba(255, 193, 7, 0.2);
}

.product-card i {
  font-size: 3rem;
  color: #ffc107;
  margin-bottom: 1rem;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.8);
}

.product-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #e0e0e0;
}

.product-card p {
  margin-bottom: 1.5rem;
  color: #b0b0b0;
}

/* 页面头部 */
.page-header {
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
  color: #e0e0e0;
  padding: 3rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 20% 80%,
      rgba(255, 193, 7, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(255, 140, 0, 0.1) 0%,
      transparent 50%
    );
  pointer-events: none;
}

.page-header h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
  position: relative;
  z-index: 1;
}

.page-header p {
  position: relative;
  z-index: 1;
}

/* 统计区域 */
.stats-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
  color: #e0e0e0;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 20% 80%,
      rgba(255, 193, 7, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(255, 140, 0, 0.1) 0%,
      transparent 50%
    );
  pointer-events: none;
}

.stats-section h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
  position: relative;
  z-index: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  position: relative;
  z-index: 1;
}

.stat-item {
  text-align: center;
  padding: 2rem;
  background: rgba(10, 10, 10, 0.8);
  border-radius: 10px;
  border: 1px solid rgba(255, 193, 7, 0.2);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.stat-item:hover {
  border-color: rgba(255, 193, 7, 0.5);
  box-shadow: 0 0 20px rgba(255, 193, 7, 0.2);
}

.stat-item i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.8;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.8);
}

.stat-item h3 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
  color: #ffc107;
  text-shadow: 0 0 10px rgba(255, 193, 7, 0.5);
}

/* 平台概述区域 */
.platform-overview {
  padding: 4rem 0;
  background: rgba(26, 26, 46, 0.8);
  backdrop-filter: blur(10px);
}

.platform-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  align-items: center;
}

.platform-text h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
}

.platform-text h3 {
  font-size: 1.5rem;
  margin: 1.5rem 0 1rem 0;
  color: #e0e0e0;
}

.platform-text p {
  margin-bottom: 1rem;
  color: #b0b0b0;
  line-height: 1.8;
}

.platform-text ul {
  margin-left: 2rem;
  margin-bottom: 1rem;
}

.platform-text li {
  margin-bottom: 0.5rem;
  color: #b0b0b0;
}

.platform-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.platform-image i {
  font-size: 8rem;
  color: #ffc107;
  opacity: 0.8;
  text-shadow: 0 0 30px rgba(255, 193, 7, 0.8);
}

/* 平台功能区域 */
.platform-features {
  padding: 4rem 0;
  background: rgba(22, 33, 62, 0.8);
  backdrop-filter: blur(10px);
}

.platform-features h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  padding: 1.5rem;
  border-radius: 10px;
  background: rgba(10, 10, 10, 0.8);
  border: 1px solid rgba(255, 193, 7, 0.2);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.feature-item:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 193, 7, 0.5);
  box-shadow: 0 10px 30px rgba(255, 193, 7, 0.2);
}

.feature-icon {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 1.5rem;
  box-shadow: 0 0 20px rgba(255, 193, 7, 0.5);
}

.feature-icon i {
  font-size: 2rem;
  color: #000;
}

.feature-item h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  color: #e0e0e0;
}

.feature-item p {
  color: #b0b0b0;
}

/* 分类区域 */
.platform-categories {
  padding: 4rem 0;
  background: rgba(26, 26, 46, 0.8);
  backdrop-filter: blur(10px);
}

.platform-categories h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.category-card {
  text-align: center;
  padding: 2rem;
  border-radius: 10px;
  background: rgba(10, 10, 10, 0.8);
  border: 1px solid rgba(255, 193, 7, 0.2);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.category-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 193, 7, 0.5);
  box-shadow: 0 10px 30px rgba(255, 193, 7, 0.2);
}

.category-card i {
  font-size: 3rem;
  color: #ffc107;
  margin-bottom: 1rem;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.8);
}

.category-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #e0e0e0;
}

.category-card p {
  color: #b0b0b0;
}

/* 流程步骤 */
.platform-process {
  padding: 4rem 0;
  background: rgba(22, 33, 62, 0.8);
  backdrop-filter: blur(10px);
}

.platform-process h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.step-item {
  display: flex;
  align-items: flex-start;
  padding: 2rem;
  border-radius: 10px;
  background: rgba(10, 10, 10, 0.8);
  border: 1px solid rgba(255, 193, 7, 0.2);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.step-item:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 193, 7, 0.5);
  box-shadow: 0 10px 30px rgba(255, 193, 7, 0.2);
}

.step-number {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  color: #000;
  margin-right: 1.5rem;
  box-shadow: 0 0 20px rgba(255, 193, 7, 0.5);
}

.step-content h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  color: #e0e0e0;
}

.step-content p {
  color: #b0b0b0;
}

/* 优势区域 */
.platform-advantages {
  padding: 4rem 0;
  background: rgba(26, 26, 46, 0.8);
  backdrop-filter: blur(10px);
}

.platform-advantages h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.advantage-item {
  text-align: center;
  padding: 2rem;
  border-radius: 10px;
  background: rgba(10, 10, 10, 0.8);
  border: 1px solid rgba(255, 193, 7, 0.2);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.advantage-item:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 193, 7, 0.5);
  box-shadow: 0 10px 30px rgba(255, 193, 7, 0.2);
}

.advantage-item i {
  font-size: 3rem;
  color: #ffc107;
  margin-bottom: 1rem;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.8);
}

.advantage-item h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #e0e0e0;
}

.advantage-item p {
  color: #b0b0b0;
  line-height: 1.8;
}

/* 产品列表区域 */
.products-section {
  padding: 4rem 0;
  background: rgba(26, 26, 46, 0.8);
  backdrop-filter: blur(10px);
}

.products-section:nth-child(even) {
  background: rgba(22, 33, 62, 0.8);
  backdrop-filter: blur(10px);
}

.products-section h2 {
  font-size: 2rem;
  margin-bottom: 2rem;
  color: #ffc107;
  display: flex;
  align-items: center;
  gap: 1rem;
  text-shadow: 0 0 10px rgba(255, 193, 7, 0.5);
}

.products-section h2 i {
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.8);
}

.product-item {
  display: flex;
  background: rgba(10, 10, 10, 0.8);
  border-radius: 10px;
  padding: 2rem;
  margin-bottom: 2rem;
  border: 1px solid rgba(255, 193, 7, 0.2);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.product-item:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 193, 7, 0.5);
  box-shadow: 0 10px 30px rgba(255, 193, 7, 0.2);
}

.product-icon {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 2rem;
  box-shadow: 0 0 20px rgba(255, 193, 7, 0.5);
}

.product-icon i {
  font-size: 2rem;
  color: #000;
}

.product-info {
  flex: 1;
}

.product-info h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: #e0e0e0;
}

.product-info p {
  color: #b0b0b0;
  margin-bottom: 1rem;
}

.product-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.product-meta span {
  background: rgba(255, 193, 7, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 15px;
  font-size: 0.9rem;
  color: #ffc107;
  border: 1px solid rgba(255, 193, 7, 0.3);
}

.product-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* 下载须知 */
.download-notice {
  padding: 4rem 0;
  background: rgba(26, 26, 46, 0.8);
  backdrop-filter: blur(10px);
}

.download-notice h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
}

.notice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.notice-item {
  text-align: center;
  padding: 2rem;
  border-radius: 10px;
  background: rgba(10, 10, 10, 0.8);
  border: 1px solid rgba(255, 193, 7, 0.2);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.notice-item:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 193, 7, 0.5);
  box-shadow: 0 10px 30px rgba(255, 193, 7, 0.2);
}

.notice-item i {
  font-size: 3rem;
  color: #ffc107;
  margin-bottom: 1rem;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.8);
}

.notice-item h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #e0e0e0;
}

.notice-item p {
  color: #b0b0b0;
  line-height: 1.8;
}

/* 关于我们区域 */
.about-section {
  padding: 4rem 0;
  background: rgba(26, 26, 46, 0.8);
  backdrop-filter: blur(10px);
}

.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-text h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
}

.about-text h3 {
  font-size: 1.5rem;
  margin: 1.5rem 0 1rem 0;
  color: #e0e0e0;
}

.about-text p {
  margin-bottom: 1rem;
  color: #b0b0b0;
  line-height: 1.8;
}

.about-text ul {
  margin-left: 2rem;
  margin-bottom: 1rem;
}

.about-text li {
  margin-bottom: 0.5rem;
  color: #b0b0b0;
}

.about-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.about-image i {
  font-size: 8rem;
  color: #ffc107;
  opacity: 0.8;
  text-shadow: 0 0 30px rgba(255, 193, 7, 0.8);
}

/* 团队区域 */
.team-section {
  padding: 4rem 0;
  background: rgba(22, 33, 62, 0.8);
  backdrop-filter: blur(10px);
}

.team-section h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.team-member {
  text-align: center;
  padding: 2rem;
  border-radius: 10px;
  background: rgba(10, 10, 10, 0.8);
  border: 1px solid rgba(255, 193, 7, 0.2);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.team-member:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 193, 7, 0.5);
  box-shadow: 0 10px 30px rgba(255, 193, 7, 0.2);
}

.member-avatar {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem auto;
  box-shadow: 0 0 20px rgba(255, 193, 7, 0.5);
}

.member-avatar i {
  font-size: 2rem;
  color: #000;
}

.team-member h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #e0e0e0;
}

.team-member p {
  color: #b0b0b0;
}

/* 服务保障 */
.service-section {
  padding: 4rem 0;
  background: rgba(26, 26, 46, 0.8);
  backdrop-filter: blur(10px);
}

.service-section h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.service-item {
  text-align: center;
  padding: 2rem;
  border-radius: 10px;
  background: rgba(10, 10, 10, 0.8);
  border: 1px solid rgba(255, 193, 7, 0.2);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.service-item:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 193, 7, 0.5);
  box-shadow: 0 10px 30px rgba(255, 193, 7, 0.2);
}

.service-item i {
  font-size: 3rem;
  color: #ffc107;
  margin-bottom: 1rem;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.8);
}

.service-item h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #e0e0e0;
}

.service-item p {
  color: #b0b0b0;
  line-height: 1.8;
}

/* 法律信息区域 */
.legal-section {
  padding: 4rem 0;
  background: rgba(22, 33, 62, 0.8);
  backdrop-filter: blur(10px);
}

.legal-section h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
}

.legal-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.legal-item {
  background: rgba(10, 10, 10, 0.8);
  padding: 2rem;
  border-radius: 10px;
  border: 1px solid rgba(255, 193, 7, 0.2);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.legal-item:hover {
  border-color: rgba(255, 193, 7, 0.5);
  box-shadow: 0 0 20px rgba(255, 193, 7, 0.2);
}

.legal-item h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #e0e0e0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.legal-item h3 i {
  color: #ffc107;
  text-shadow: 0 0 10px rgba(255, 193, 7, 0.8);
}

.legal-item p {
  margin-bottom: 0.5rem;
  color: #b0b0b0;
  line-height: 1.8;
}

.legal-item a {
  color: #ffc107;
  text-decoration: none;
  text-shadow: 0 0 5px rgba(255, 193, 7, 0.5);
}

.legal-item a:hover {
  text-decoration: underline;
  text-shadow: 0 0 10px rgba(255, 193, 7, 0.8);
}

/* 联系区域 */
.contact-section {
  padding: 4rem 0;
  background: rgba(26, 26, 46, 0.8);
  backdrop-filter: blur(10px);
}

.contact-section h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: #ffc107;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.5);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.contact-item {
  text-align: center;
  padding: 2rem;
  border-radius: 10px;
  background: rgba(10, 10, 10, 0.8);
  border: 1px solid rgba(255, 193, 7, 0.2);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.contact-item:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 193, 7, 0.5);
  box-shadow: 0 10px 30px rgba(255, 193, 7, 0.2);
}

.contact-item i {
  font-size: 2.5rem;
  color: #ffc107;
  margin-bottom: 1rem;
  text-shadow: 0 0 15px rgba(255, 193, 7, 0.8);
}

.contact-item h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #e0e0e0;
}

.contact-item p {
  color: #b0b0b0;
  margin-bottom: 0.5rem;
}

/* 页脚 */
footer {
  background: rgba(10, 10, 10, 0.95);
  color: #e0e0e0;
  padding: 3rem 0 1rem 0;
  border-top: 1px solid rgba(255, 193, 7, 0.2);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  margin-bottom: 1rem;
  color: #ffc107;
  text-shadow: 0 0 10px rgba(255, 193, 7, 0.5);
}

.footer-section p {
  margin-bottom: 0.5rem;
  color: #b0b0b0;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section ul li a {
  color: #b0b0b0;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section ul li a:hover {
  color: #ffc107;
  text-shadow: 0 0 5px rgba(255, 193, 7, 0.5);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 193, 7, 0.2);
  padding-top: 1rem;
  text-align: center;
  color: #b0b0b0;
}

.footer-bottom a {
  color: #ffc107;
  text-decoration: none;
  text-shadow: 0 0 5px rgba(255, 193, 7, 0.5);
}

.footer-bottom a:hover {
  text-decoration: underline;
  text-shadow: 0 0 10px rgba(255, 193, 7, 0.8);
}

/* 响应式设计 */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero {
    flex-direction: column;
    text-align: center;
    padding: 2rem 0;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .platform-content,
  .about-content {
    grid-template-columns: 1fr;
  }

  .platform-image,
  .about-image {
    order: -1;
  }

  .product-item {
    flex-direction: column;
    text-align: center;
  }

  .product-icon {
    margin: 0 auto 1rem auto;
  }

  .product-actions {
    justify-content: center;
  }

  .hero-buttons {
    justify-content: center;
  }

  .feature-item {
    flex-direction: column;
    text-align: center;
  }

  .feature-icon {
    margin: 0 auto 1rem auto;
  }

  .step-item {
    flex-direction: column;
    text-align: center;
  }

  .step-number {
    margin: 0 auto 1rem auto;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  .hero h1 {
    font-size: 1.8rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .btn {
    padding: 10px 20px;
    font-size: 0.9rem;
  }

  .features-grid,
  .products-grid,
  .stats-grid,
  .team-grid,
  .legal-content,
  .contact-grid,
  .categories-grid,
  .advantages-grid,
  .service-grid,
  .notice-grid {
    grid-template-columns: 1fr;
  }
}