/* ----------------------------------------------------
   一元机场 - 纳米级半导体光刻特效 (wafer-effects.css 浅色系)
---------------------------------------------------- */

/* 1. Hero 晶圆首屏与 0.1px 冷蓝激光刻印 */
.hero-section {
  padding: 140px 0 90px 0;
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 50% 20%, rgba(0, 102, 255, 0.04) 0%, transparent 70%);
}

.hero-container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 16px;
  background: rgba(0, 102, 255, 0.08);
  border: 1px solid rgba(0, 102, 255, 0.25);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-laser-cyan);
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 24px;
  color: #0F172A;
}

.hero-title span.glow-text {
  background: linear-gradient(135deg, #0066FF 0%, #0052D4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 36px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border-subtle);
}

.stat-item h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: #0F172A;
  font-family: var(--font-mono);
}

.stat-item h3 span {
  color: var(--color-laser-cyan);
  font-size: 1.2rem;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* 2. 视觉中心：半导体晶圆 & 激光刻印 */
.wafer-die-container {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  max-width: 480px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 3. 核心优势 Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-smooth);
}

.feature-card:hover {
  border-color: var(--color-border-bright);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg), 0 0 20px rgba(0, 102, 255, 0.1);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: rgba(0, 102, 255, 0.08);
  border: 1px solid rgba(0, 102, 255, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-laser-cyan);
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 24px;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #0F172A;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* 4. 套餐价格卡片 (浅色机能风，匹配参考图片结构) */
.pricing-section {
  background: #F1F5F9;
  position: relative;
}

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

.pricing-card {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: 20px;
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-smooth);
}

.pricing-card:hover {
  border-color: var(--color-laser-cyan);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

/* 热门推荐卡片 - 亮宝蓝高亮卡片 */
.pricing-card.featured {
  background: linear-gradient(180deg, #0066FF 0%, #0044CC 100%);
  border: 2px solid #0052D4;
  color: #FFFFFF;
  box-shadow: 0 10px 30px rgba(0, 102, 255, 0.35);
  transform: scale(1.03);
}

.pricing-card.featured:hover {
  box-shadow: 0 16px 40px rgba(0, 102, 255, 0.45);
}

.pricing-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}

.plan-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: #0F172A;
}

.pricing-card.featured .plan-title {
  color: #FFFFFF;
}

.plan-badge {
  font-size: 0.75rem;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: #F1F5F9;
  color: var(--color-text-secondary);
  font-family: var(--font-mono);
  font-weight: 700;
}

.pricing-card.featured .plan-badge {
  background: rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
}

.price-box {
  margin-bottom: 12px;
}

.price-currency {
  font-size: 1.5rem;
  font-weight: 700;
  color: #0F172A;
  margin-right: 4px;
}

.pricing-card.featured .price-currency {
  color: #FFFFFF;
}

.price-amount {
  font-size: 2.8rem;
  font-weight: 900;
  font-family: var(--font-mono);
  color: #0F172A;
  letter-spacing: -1px;
}

.pricing-card.featured .price-amount {
  color: #FFFFFF;
}

.price-period-note {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid #E2E8F0;
}

.pricing-card.featured .price-period-note {
  color: rgba(255, 255, 255, 0.85);
  border-bottom-color: rgba(255, 255, 255, 0.2);
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
  flex-grow: 1;
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--color-text-primary);
  margin-bottom: 14px;
  line-height: 1.5;
}

.pricing-card.featured .pricing-features li {
  color: #FFFFFF;
}

.pricing-features li .check-icon {
  color: var(--color-laser-cyan);
  font-weight: bold;
  font-size: 1.1rem;
}

.pricing-card.featured .pricing-features li .check-icon {
  color: #80F7FF;
}

.btn-price {
  width: 100%;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
  transition: all var(--transition-fast);
  border: 1px solid var(--color-laser-cyan);
  background: transparent;
  color: var(--color-laser-cyan);
}

.btn-price:hover {
  background: var(--color-laser-cyan);
  color: #FFFFFF;
  box-shadow: 0 4px 15px rgba(0, 102, 255, 0.3);
}

.pricing-card.featured .btn-price {
  background: #FFFFFF;
  color: #0052D4;
  border: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.pricing-card.featured .btn-price:hover {
  background: #F8FAFC;
  color: #003399;
}

/* 5. 适合人群 Target Audience */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.audience-card {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.audience-card:hover {
  border-color: var(--color-laser-cyan);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.audience-card h4 {
  font-size: 1.1rem;
  color: #0F172A;
  margin-bottom: 8px;
}

.audience-card p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

/* 6. Clash / Clash Party 使用教程板块 */
.tutorial-section {
  background: #F8FAFC;
}

.tutorial-tabs {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 10px 24px;
  border-radius: var(--radius-pill);
  background: #FFFFFF;
  border: 1px solid #CBD5E1;
  color: var(--color-text-secondary);
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.tab-btn.active, .tab-btn:hover {
  background: var(--color-laser-cyan);
  border-color: var(--color-laser-cyan);
  color: #FFFFFF;
  box-shadow: 0 4px 15px rgba(0, 102, 255, 0.25);
}

.tutorial-content {
  max-width: 900px;
  margin: 0 auto;
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.step-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.step-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 20px;
  align-items: flex-start;
}

.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(0, 102, 255, 0.08);
  border: 1px solid var(--color-laser-cyan);
  color: var(--color-laser-cyan);
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-info h4 {
  font-size: 1.15rem;
  color: #0F172A;
  margin-bottom: 8px;
}

.step-info p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.step-code {
  margin-top: 10px;
  background: #F1F5F9;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #0052D4;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.btn-copy {
  background: #FFFFFF;
  border: 1px solid #CBD5E1;
  color: var(--color-text-secondary);
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
}

.btn-copy:hover {
  color: #0066FF;
  border-color: #0066FF;
}

/* 7. FAQ 常见问题手风琴 */
.faq-grid {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.faq-item.active {
  border-color: var(--color-laser-cyan);
  box-shadow: var(--shadow-md);
}

.faq-question {
  padding: 22px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 700;
  font-size: 1.05rem;
  color: #0F172A;
  user-select: none;
}

.faq-question:hover {
  color: var(--color-laser-cyan);
}

.faq-toggle-icon {
  font-size: 1.2rem;
  color: var(--color-laser-cyan);
  transition: transform 0.3s ease;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0, 1, 0, 1), padding 0.35s ease;
  padding: 0 28px;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 28px 22px 28px;
}

/* 8. 文章目录索引与文章页样式 (浅色) */
.articles-preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.article-card {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
}

.article-card:hover {
  border-color: var(--color-laser-cyan);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  margin-bottom: 12px;
}

.article-tag {
  color: var(--color-laser-cyan);
  background: rgba(0, 102, 255, 0.08);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}

.article-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #0F172A;
  margin-bottom: 12px;
  line-height: 1.4;
}

.article-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
  line-height: 1.6;
}

.article-link {
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* 文章单页 Breadcrumb & Article Content Layout */
.article-header {
  padding: 130px 0 40px 0;
  background: linear-gradient(180deg, #FFFFFF 0%, #F1F5F9 100%);
  border-bottom: 1px solid var(--color-border-subtle);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: var(--color-text-secondary);
}

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

.article-main-title {
  font-size: 2.4rem;
  font-weight: 900;
  color: #0F172A;
  line-height: 1.25;
  margin-bottom: 16px;
}

.article-post-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.article-container {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 50px;
  padding: 60px 0;
}

.article-body {
  color: #334155;
  font-size: 1.05rem;
  line-height: 1.85;
}

.article-body h2 {
  font-size: 1.65rem;
  color: #0F172A;
  margin: 40px 0 20px 0;
  padding-bottom: 10px;
  border-bottom: 1px solid #E2E8F0;
}

.article-body h3 {
  font-size: 1.3rem;
  color: var(--color-laser-cyan);
  margin: 28px 0 14px 0;
}

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

.article-body ul, .article-body ol {
  margin: 0 0 24px 24px;
}

.article-body li {
  margin-bottom: 8px;
}

.article-body blockquote {
  border-left: 4px solid var(--color-laser-cyan);
  background: #F1F5F9;
  padding: 16px 20px;
  margin: 24px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: #1E293B;
}

/* 响应式断点 */
@media (max-width: 992px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-stats {
    justify-content: center;
  }
  .features-grid, .pricing-grid, .articles-preview-grid {
    grid-template-columns: 1fr;
  }
  .audience-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .article-container {
    grid-template-columns: 1fr;
  }
}