/* ===== 今日爆料 - 全局样式 ===== */
:root {
  --primary-color: #e63946;
  --primary-dark: #c1121f;
  --secondary-color: #1d3557;
  --accent-color: #ff6b6b;
  --text-dark: #2b2d42;
  --text-light: #8d99ae;
  --bg-light: #f8f9fa;
  --bg-white: #ffffff;
  --bg-dark: #1a1a2e;
  --gradient-primary: linear-gradient(135deg, #e63946 0%, #ff6b6b 100%);
  --gradient-dark: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.12);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.15);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  color: var(--text-dark);
  background: var(--bg-light);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 60px;
  position: relative;
  color: var(--text-dark);
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: 2px;
  margin: 16px auto 0;
}

/* ===== 导航栏 ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary-color);
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1rem;
}

.logo-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 10px 18px;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-dark);
  border-radius: var(--radius-sm);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 24px;
  height: 3px;
  background: var(--primary-color);
  border-radius: 2px;
  transition: transform 0.3s;
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: translateX(-50%) scaleX(1);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-color);
}

.nav-cta {
  background: var(--gradient-primary);
  color: white;
  padding: 10px 24px;
  border-radius: 50px;
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(230,57,70,0.3);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(230,57,70,0.4);
  color: white;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-dark);
}

/* ===== Hero区 ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-dark);
  position: relative;
  overflow: hidden;
  padding-top: 72px;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(230,57,70,0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(255,107,107,0.1) 0%, transparent 50%);
}

.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  color: white;
}

.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  background: rgba(230,57,70,0.2);
  border: 1px solid rgba(230,57,70,0.4);
  border-radius: 50px;
  color: var(--accent-color);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease 0.1s both;
}

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

.hero-subtitle {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 36px;
  line-height: 1.8;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.3s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 6px 20px rgba(230,57,70,0.4);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(230,57,70,0.5);
}

.btn-outline {
  background: transparent;
  color: white;
  border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
}

.hero-visual {
  position: relative;
  animation: fadeInRight 1s ease 0.2s both;
}

.hero-image-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
  position: relative;
}

.hero-image {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.hero-float-card {
  position: absolute;
  background: white;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: float 3s ease-in-out infinite;
}

.hero-float-card.card-1 {
  top: -20px;
  left: -30px;
  animation-delay: 0s;
}

.hero-float-card.card-2 {
  bottom: -20px;
  right: -30px;
  animation-delay: 1.5s;
}

.float-icon {
  width: 44px;
  height: 44px;
  background: var(--gradient-primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
}

.float-text strong {
  display: block;
  font-size: 1.1rem;
  color: var(--text-dark);
}

.float-text span {
  font-size: 0.85rem;
  color: var(--text-light);
}

/* ===== 数据统计条 ===== */
.stats-bar {
  background: var(--bg-white);
  padding: 40px 0;
  box-shadow: var(--shadow-sm);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

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

.stat-number {
  font-size: 2.5rem;
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.95rem;
  color: var(--text-light);
  margin-top: 8px;
}

/* ===== 核心特性 ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  padding: 40px 30px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.3s;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

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

.feature-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, #ffe5e8 0%, #fff0f0 100%);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 1.8rem;
  transition: var(--transition);
}

.feature-card:hover .feature-icon {
  background: var(--gradient-primary);
  transform: rotateY(180deg);
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.feature-card p {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ===== 热门分类 ===== */
.categories-section {
  background: var(--bg-white);
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}

.category-card {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  padding: 30px 20px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}

.category-card:hover {
  border-color: var(--primary-color);
  background: white;
  transform: translateY(-5px);
}

.category-emoji {
  font-size: 2.5rem;
  margin-bottom: 12px;
  display: block;
}

.category-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.category-count {
  font-size: 0.8rem;
  color: var(--primary-color);
  font-weight: 500;
}

/* ===== 最新爆料 ===== */
.news-section {
  background: var(--bg-light);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.news-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.news-card.featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.news-image {
  position: relative;
  overflow: hidden;
  height: 220px;
}

.news-card.featured .news-image {
  height: 100%;
  min-height: 300px;
}

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

.news-card:hover .news-image img {
  transform: scale(1.08);
}

.news-category {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 6px 14px;
  background: var(--gradient-primary);
  color: white;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
}

.news-hot-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 6px 12px;
  background: rgba(255,107,107,0.95);
  color: white;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 4px;
}

.news-content {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 12px;
  line-height: 1.5;
  transition: color 0.3s;
}

.news-card:hover .news-title {
  color: var(--primary-color);
}

.news-excerpt {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
}

.news-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid #eee;
  font-size: 0.85rem;
  color: var(--text-light);
}

.news-source {
  display: flex;
  align-items: center;
  gap: 6px;
}

.news-heat {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--primary-color);
  font-weight: 600;
}

/* ===== 服务介绍 ===== */
.services-section {
  background: var(--bg-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.service-item {
  display: flex;
  gap: 24px;
  padding: 30px;
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.service-item:hover {
  background: var(--bg-light);
}

.service-number {
  font-size: 3rem;
  font-weight: 900;
  color: #ffe5e8;
  line-height: 1;
  min-width: 60px;
}

.service-info h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.service-info p {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ===== 特色服务展示 ===== */
.showcase-section {
  background: var(--gradient-dark);
  color: white;
  position: relative;
  overflow: hidden;
}

.showcase-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(230,57,70,0.2) 0%, transparent 70%);
  border-radius: 50%;
}

.showcase-section .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.showcase-title {
  color: white;
  text-align: left;
}

.showcase-title::after {
  margin-left: 0;
}

.showcase-content p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.9;
  margin-bottom: 30px;
}

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

.showcase-feature {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 1rem;
  color: rgba(255,255,255,0.9);
}

.showcase-check {
  width: 28px;
  height: 28px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.showcase-image img {
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

/* ===== 用户评价 ===== */
.testimonials-section {
  background: var(--bg-light);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.testimonial-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  padding: 35px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.testimonial-stars {
  color: #ffc107;
  font-size: 1rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testimonial-text {
  color: var(--text-dark);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
}

.author-info strong {
  display: block;
  color: var(--text-dark);
  font-size: 0.95rem;
}

.author-info span {
  color: var(--text-light);
  font-size: 0.85rem;
}

/* ===== 常见问题 FAQ ===== */
.faq-section {
  background: var(--bg-white);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid #eee;
}

.faq-question {
  width: 100%;
  padding: 24px 0;
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-dark);
  font-family: inherit;
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--primary-color);
  transition: transform 0.3s;
  font-weight: 300;
}

.faq-item.active .faq-question::after {
  content: '-';
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

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

.faq-answer-inner {
  padding-bottom: 24px;
  color: var(--text-light);
  line-height: 1.8;
}

/* ===== CTA区 ===== */
.cta-section {
  background: var(--gradient-primary);
  color: white;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -100px;
  left: -100px;
  width: 300px;
  height: 300px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -80px;
  right: -80px;
  width: 250px;
  height: 250px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
}

.cta-content {
  position: relative;
  z-index: 2;
}

.cta-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 20px;
}

.cta-text {
  font-size: 1.1rem;
  opacity: 0.95;
  margin-bottom: 36px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-btn {
  background: white;
  color: var(--primary-color);
  padding: 16px 40px;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: 50px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}

.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.25);
}

/* ===== 页脚 ===== */
.footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.7);
  padding-top: 70px;
  padding-bottom: 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand .logo {
  margin-bottom: 20px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 24px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
}

.social-link:hover {
  background: var(--gradient-primary);
  transform: translateY(-3px);
}

.footer-col h4 {
  color: white;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a {
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--primary-color);
  padding-left: 5px;
}

.footer-newsletter p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 16px;
}

.newsletter-form {
  display: flex;
  gap: 8px;
}

.newsletter-input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50px;
  background: rgba(255,255,255,0.05);
  color: white;
  font-size: 0.9rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.3s;
}

.newsletter-input:focus {
  border-color: var(--primary-color);
}

.newsletter-input::placeholder {
  color: rgba(255,255,255,0.4);
}

.newsletter-btn {
  padding: 12px 24px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.newsletter-btn:hover {
  transform: scale(1.05);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

/* ===== 内页 Banner ===== */
.page-banner {
  background: var(--gradient-dark);
  padding: 160px 0 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 30%, rgba(230,57,70,0.2) 0%, transparent 60%);
}

.page-banner .container {
  position: relative;
  z-index: 2;
}

.page-banner h1 {
  color: white;
  font-size: 3rem;
  font-weight: 900;
  margin-bottom: 16px;
}

.page-banner p {
  color: rgba(255,255,255,0.7);
  font-size: 1.1rem;
}

.breadcrumb {
  margin-top: 20px;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
}

.breadcrumb a {
  color: rgba(255,255,255,0.8);
}

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

/* ===== 新闻列表页 ===== */
.news-filter {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 10px 24px;
  border: 2px solid #e9ecef;
  background: white;
  border-radius: 50px;
  font-weight: 500;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
}

.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 50px;
}

.pagination-btn {
  width: 44px;
  height: 44px;
  border: 2px solid #e9ecef;
  background: white;
  border-radius: 50%;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.pagination-btn:hover,
.pagination-btn.active {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
}

.pagination-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ===== 新闻详情页 ===== */
.detail-wrapper {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
}

.article-main {
  background: white;
  border-radius: var(--radius-md);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}

.article-header {
  margin-bottom: 30px;
}

.article-category {
  display: inline-block;
  padding: 6px 14px;
  background: var(--gradient-primary);
  color: white;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.article-title {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 20px;
  color: var(--text-dark);
}

.article-meta {
  display: flex;
  gap: 20px;
  color: var(--text-light);
  font-size: 0.9rem;
  flex-wrap: wrap;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
}

.article-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.article-cover {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 30px 0;
}

.article-cover img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.article-body {
  font-size: 1.05rem;
  line-height: 2;
  color: var(--text-dark);
}

.article-body p {
  margin-bottom: 20px;
}

.article-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 40px 0 20px;
  color: var(--text-dark);
}

.article-body blockquote {
  border-left: 4px solid var(--primary-color);
  padding: 20px 30px;
  background: #fff5f5;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 30px 0;
  font-style: italic;
  color: #555;
}

.article-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid #eee;
}

.article-tag {
  padding: 6px 16px;
  background: var(--bg-light);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--text-dark);
  transition: var(--transition);
}

.article-tag:hover {
  background: var(--primary-color);
  color: white;
}

.article-share {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.share-btn {
  padding: 10px 20px;
  border: 1px solid #e9ecef;
  border-radius: 50px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  background: white;
  font-family: inherit;
  display: flex;
  align-items: center;
  gap: 6px;
}

.share-btn:hover {
  background: var(--primary-color);
  color: white;
  border-color: transparent;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-card {
  background: white;
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.sidebar-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--primary-color);
  position: relative;
}

.sidebar-title::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--bg-white);
}

.hot-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hot-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.hot-rank {
  width: 24px;
  height: 24px;
  background: var(--bg-light);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-light);
  flex-shrink: 0;
}

.hot-item:nth-child(-n+3) .hot-rank {
  background: var(--gradient-primary);
  color: white;
}

.hot-text {
  font-size: 0.9rem;
  color: var(--text-dark);
  line-height: 1.5;
  transition: color 0.3s;
}

.hot-item:hover .hot-text {
  color: var(--primary-color);
}

/* ===== 联系我们 ===== */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.contact-info {
  background: white;
  border-radius: var(--radius-md);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}

.contact-info h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #ffe5e8 0%, #fff0f0 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.contact-item p {
  color: var(--text-light);
  font-size: 0.9rem;
}

.contact-form {
  background: white;
  border-radius: var(--radius-md);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e9ecef;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.3s;
  background: white;
  color: var(--text-dark);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary-color);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

/* ===== 产品/服务页 ===== */
.products-hero {
  background: var(--gradient-dark);
  color: white;
  padding: 120px 0 80px;
  text-align: center;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

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

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.product-image {
  height: 200px;
  overflow: hidden;
}

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

.product-card:hover .product-image img {
  transform: scale(1.08);
}

.product-info {
  padding: 28px;
}

.product-info h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.product-info p {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.product-features li {
  font-size: 0.85rem;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.product-features li::before {
  content: '✓';
  color: var(--primary-color);
  font-weight: 700;
}

.product-btn {
  display: inline-block;
  padding: 10px 24px;
  background: var(--gradient-primary);
  color: white;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition);
}

.product-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(230,57,70,0.3);
}

/* ===== 关于我们 ===== */
.about-intro {
  background: white;
  border-radius: var(--radius-md);
  padding: 50px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 40px;
}

.about-intro h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 20px;
}

.about-intro p {
  color: var(--text-dark);
  line-height: 2;
  font-size: 1rem;
  margin-bottom: 16px;
}

.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  margin-bottom: 40px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -33px;
  top: 6px;
  width: 16px;
  height: 16px;
  background: white;
  border: 3px solid var(--primary-color);
  border-radius: 50%;
}

.timeline-year {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 8px;
}

.timeline-content {
  color: var(--text-dark);
  line-height: 1.8;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.team-card {
  background: white;
  border-radius: var(--radius-md);
  overflow: hidden;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.team-avatar {
  height: 220px;
  overflow: hidden;
}

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

.team-info {
  padding: 24px;
}

.team-info h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.team-role {
  color: var(--primary-color);
  font-size: 0.9rem;
  margin-bottom: 12px;
}

/* ===== 返回顶部按钮 ===== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.2rem;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-3px);
}

/* ===== 动画 ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
  .container {
    padding: 0 20px;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .categories-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .showcase-section .container {
    grid-template-columns: 1fr;
    gap: 50px;
  }
  
  .showcase-title {
    text-align: center;
  }
  
  .showcase-title::after {
    margin: 16px auto 0;
  }
  
  .showcase-content p,
  .showcase-features {
    text-align: center;
  }
  
  .showcase-feature {
    justify-content: center;
  }
  
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .news-card.featured {
    grid-template-columns: 1fr;
  }
  
  .news-card.featured .news-image {
    min-height: 240px;
  }
  
  .detail-wrapper {
    grid-template-columns: 1fr;
  }
  
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-float-card.card-1 {
    left: 10px;
  }
  
  .hero-float-card.card-2 {
    right: 10px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }
  
  .section-title {
    font-size: 1.8rem;
    margin-bottom: 40px;
  }
  
  .nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 20px;
    box-shadow: var(--shadow-md);
  }
  
  .nav.open {
    display: flex;
  }
  
  .nav-link {
    padding: 14px;
    width: 100%;
    text-align: center;
  }
  
  .nav-cta {
    margin-top: 10px;
    text-align: center;
  }
  
  .mobile-toggle {
    display: block;
  }
  
  .hero {
    min-height: auto;
    padding: 120px 0 80px;
  }
  
  .hero h1 {
    font-size: 2.2rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .hero-image {
    height: 280px;
  }
  
  .hero-float-card {
    display: none;
  }
  
  .stats-bar {
    padding: 30px 0;
  }
  
  .stat-number {
    font-size: 2rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  
  .news-grid {
    grid-template-columns: 1fr;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .cta-title {
    font-size: 1.8rem;
  }
  
  .cta-text {
    font-size: 1rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 30px;
  }
  
  .footer-bottom {
    text-align: center;
    flex-direction: column;
  }
  
  .footer-bottom-links {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .page-banner {
    padding: 120px 0 60px;
  }
  
  .page-banner h1 {
    font-size: 2rem;
  }
  
  .article-main {
    padding: 24px;
  }
  
  .article-title {
    font-size: 1.5rem;
  }
  
  .article-cover img {
    height: 240px;
  }
  
  .article-body {
    font-size: 0.95rem;
  }
  
  .contact-wrapper {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .products-grid {
    grid-template-columns: 1fr;
  }
  
  .team-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  
  .team-avatar {
    height: 180px;
  }
  
  .news-filter {
    gap: 8px;
  }
  
  .filter-btn {
    padding: 8px 16px;
    font-size: 0.85rem;
  }
  
  .pagination-btn {
    width: 38px;
    height: 38px;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  
  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .team-grid {
    grid-template-columns: 1fr;
  }
  
  .newsletter-form {
    flex-direction: column;
  }
  
  .newsletter-btn {
    padding: 12px;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .hero-actions {
    flex-direction: column;
  }
}

/* ===== 打印样式 ===== */
@media print {
  .header,
  .footer,
  .hero-actions,
  .newsletter-form,
  .back-to-top {
    display: none;
  }
  
  body {
    background: white;
  }
  
  .article-main {
    box-shadow: none;
  }
}

/* ===== 减少动画偏好 ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .hero-float-card {
    animation: none;
  }
}