/* Hero 区域样式 */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-xl);
  padding-top: 72px;
  background-color: var(--color-bg-primary);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 20%;
  right: 10%;
  width: 400px;
  height: 400px;
  border: 1px solid var(--color-accent-primary);
  opacity: 0.1;
  transform: rotate(45deg);
  pointer-events: none;
}

.hero-content {
  max-width: 500px;
  z-index: 1;
}

.hero-title {
  font-size: 56px;
  margin-bottom: var(--space-md);
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
}

.hero-subtitle {
  font-size: 24px;
  color: var(--color-accent-primary);
  margin-bottom: var(--space-sm);
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.2s forwards;
}

.hero-desc {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.4s forwards;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.6s forwards;
}

.hero-video {
  max-width: 500px;
  width: 100%;
  z-index: 1;
}

.video-frame {
  position: relative;
  border: 8px solid var(--color-bg-dark);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background-color: var(--color-bg-dark);
}

.video-frame video {
  width: 100%;
  display: block;
}

.video-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  background-color: rgba(250, 250, 250, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.video-play-btn svg {
  width: 24px;
  height: 24px;
  color: var(--color-accent-primary);
  margin-left: 4px;
}

.video-play-btn:hover {
  transform: translate(-50%, -50%) scale(1.1);
}

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

@media (max-width: 1024px) {
  .hero {
    flex-direction: column;
    justify-content: center;
    text-align: center;
    padding: var(--space-xl) var(--space-md);
    padding-top: 100px;
  }
  .hero::before {
    display: none;
  }
  .hero-video {
    margin-top: var(--space-xl);
  }
  .hero-buttons {
    justify-content: center;
  }
}

/* 价值卡片样式 */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  text-align: center;
}

.value-card {
  padding: var(--space-lg);
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.value-icon {
  font-size: 32px;
  color: var(--color-accent-primary);
  margin-bottom: var(--space-md);
}

.value-card h3 {
  font-size: 20px;
  margin-bottom: var(--space-sm);
}

.value-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .values-grid {
    grid-template-columns: 1fr;
  }
}

/* 案例筛选和网格 */
.cases-filter {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.filter-btn {
  padding: 8px 20px;
  font-size: 14px;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--color-accent-primary);
  color: var(--color-text-light);
  border-color: var(--color-accent-primary);
}

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

@media (max-width: 768px) {
  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .cases-grid {
    grid-template-columns: 1fr;
  }
}

/* 服务流程时间线 */
.process-timeline {
  display: flex;
  justify-content: space-between;
  position: relative;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 30px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-warm));
}

.process-step {
  flex: 1;
  text-align: center;
  position: relative;
}

.step-number {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--space-md);
  background-color: var(--color-bg-primary);
  border: 2px solid var(--color-accent-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-accent-primary);
}

.process-step h3 {
  font-size: 16px;
  margin-bottom: var(--space-xs);
}

.process-step p {
  font-size: 14px;
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .process-timeline {
    flex-direction: column;
    gap: var(--space-lg);
  }
  .process-timeline::before {
    display: none;
  }
}

/* 团队网格 */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  text-align: center;
}

.team-card img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  margin: 0 auto var(--space-md);
  object-fit: cover;
}

.team-card h3 {
  font-size: 18px;
  margin-bottom: var(--space-xs);
}

.team-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .team-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

/* 博客网格 */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.blog-card .card-content {
  padding: var(--space-sm);
}

.card-date {
  font-size: 12px;
  color: var(--color-text-secondary);
  display: block;
  margin-bottom: var(--space-xs);
}

.blog-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@media (max-width: 768px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }
}

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

.faq-question {
  width: 100%;
  padding: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-sm);
  transition: var(--transition);
}

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

.faq-icon {
  font-size: 20px;
  transition: var(--transition);
}

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

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

.faq-item.active .faq-answer {
  max-height: 200px;
}

.faq-answer p {
  padding: var(--space-md);
  color: var(--color-text-secondary);
}

/* 联系表单 */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

@media (max-width: 480px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* 页脚 */
.footer {
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
  padding: var(--space-xl) 0 var(--space-lg);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.footer-brand h3 {
  font-size: 24px;
  margin-bottom: var(--space-xs);
}

.footer-brand p {
  font-size: 14px;
  color: var(--color-text-secondary);
}

.footer-contact p {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xs);
}

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(250, 250, 250, 0.1);
  text-align: center;
}

.footer-bottom p {
  font-size: 12px;
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    gap: var(--space-lg);
    text-align: center;
  }
}