/* ============================================
   产品详情页 (products/*.html)
   ============================================ */

.breadcrumb {
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.20);
  font-size: 13px;
  color: var(--text-3);
}
.breadcrumb a {
  color: var(--text-2);
  transition: color 0.2s;
}
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span {
  margin: 0 8px;
  color: var(--text-4);
}

/* ====== HERO ====== */
.product-hero {
  padding: 80px 0 64px;
  position: relative;
}
.product-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.product-hero-badge {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}
.product-hero-title {
  font-size: 52px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 20px;
}
.product-hero-tag {
  font-size: 28px;
  color: var(--text-3);
  font-weight: 500;
  margin-left: 8px;
}
.product-hero-lead {
  font-size: 17px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 28px;
}
.product-hero-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}
.product-hero-keywords span {
  padding: 6px 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 13px;
  color: var(--text-2);
}
.product-hero-cta {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}
.product-hero-meta {
  display: flex;
  gap: 20px;
  font-size: 13px;
  color: var(--text-3);
}

/* ====== Mockup ====== */
.product-hero-visual { position: relative; }
.product-mockup {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.mockup-bar {
  background: var(--bg-elevated);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}
.mockup-bar .dot {
  width: 10px; height: 10px; border-radius: 50%;
}
.mockup-bar .d1 { background: #FF5F57; }
.mockup-bar .d2 { background: #FEBC2E; }
.mockup-bar .d3 { background: #28C840; }
.mockup-bar .url {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
  margin-left: 12px;
}
.mockup-content {
  padding: 20px;
}
.mock-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}
.mock-stat {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 12px;
}
.mock-num {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 4px;
  font-variant-numeric: tabular-nums;
}
.mock-label {
  font-size: 11px;
  color: var(--text-3);
}
.mock-label .up {
  color: var(--success);
  margin-left: 4px;
  font-size: 10px;
}
.mock-chart {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 16px;
  height: 120px;
}
.chart-bg {
  width: 100%;
  height: 100%;
}
.mock-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.mock-list-row {
  display: grid;
  grid-template-columns: 70px 100px 1fr;
  gap: 12px;
  align-items: center;
  padding: 10px 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 12px;
}
.mock-list-row .badge {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}
.mock-list-row .badge.done {
  background: rgba(0, 200, 150, 0.15);
  color: var(--success);
}
.mock-list-row .badge.progress {
  background: var(--tag-bg-accent);
  color: var(--accent);
}
.mock-list-row .badge.pending {
  background: var(--tag-bg-warn);
  color: var(--warn);
}
.mock-list-row .car {
  font-family: var(--font-mono);
  color: var(--text-2);
  font-weight: 600;
}
.mock-list-row .desc {
  color: var(--text-3);
}

/* ====== FEATURES ====== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.feature {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  transition: all 0.2s;
}
.feature:hover {
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
}
.feature-icon {
  font-size: 28px;
  margin-bottom: 16px;
}
.feature h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}
.feature p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
}

/* ====== PRICING ====== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}
.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  position: relative;
  transition: all 0.2s;
}
.pricing-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
}
.pricing-card.featured {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  box-shadow: 0 16px 40px rgba(0, 180, 255, 0.15);
}
.pricing-tag {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 12px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  border-radius: 4px;
  letter-spacing: 0.05em;
}
.pricing-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 20px;
}
.pricing-card.featured h3 { color: var(--accent); }
.price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 24px;
}
.price-num {
  font-size: 44px;
  font-weight: 800;
  color: var(--text-1);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.price-unit {
  font-size: 14px;
  color: var(--text-3);
}
.pricing-features {
  list-style: none;
  margin-bottom: 28px;
}
.pricing-features li {
  padding: 8px 0;
  font-size: 14px;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
}
.pricing-features li:last-child { border-bottom: none; }

/* ====== TESTIMONIAL ====== */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.testimonial {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  position: relative;
}
.testimonial-quote {
  font-size: 48px;
  color: var(--accent);
  line-height: 0.5;
  margin-bottom: 12px;
  font-family: serif;
}
.testimonial p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 24px;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--grad-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
}
.testimonial-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-1);
}
.testimonial-role {
  font-size: 12px;
  color: var(--text-3);
}

/* ====== CTA ====== */
.product-cta-wrap {
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 64px 32px;
}
.product-cta-wrap h2 {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.product-cta-wrap > p {
  font-size: 15px;
  color: var(--text-3);
  margin-bottom: 32px;
}
.product-cta-buttons {
  display: inline-flex;
  gap: 12px;
  margin-bottom: 24px;
}
.product-cta-meta {
  display: flex;
  justify-content: center;
  gap: 24px;
  font-size: 13px;
  color: var(--text-3);
  flex-wrap: wrap;
}

/* ====== Responsive ====== */
@media (max-width: 768px) {
  .product-hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .product-hero-title { font-size: 36px; }
  .product-hero-tag { font-size: 20px; display: block; margin-left: 0; }
  .mock-row { grid-template-columns: repeat(2, 1fr); }
  .pricing-card.featured { transform: none; }
  .product-cta-wrap h2 { font-size: 26px; padding: 0; }
  .product-cta-meta { flex-direction: column; gap: 8px; }
}