/* ============================================
   PickPhone - Home Page Styles (Optimized)
   ============================================ */

/* === Hero Section === */
.hero {
  padding: var(--space-12) 0 var(--space-8);
  text-align: center;
}

/* Logo */
.logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
  padding: var(--space-2) var(--space-4);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
}

.logo-icon {
  font-size: 1.5rem;
}

.logo-text {
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

/* Hero Title */
.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: var(--space-4);
  background: linear-gradient(180deg, #fff 0%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: var(--space-10);
  font-weight: 400;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* === Search Box (更精致的边框和光效) === */
.search-wrapper {
  position: relative;
  max-width: 640px;
  margin: 0 auto var(--space-8);
  z-index: var(--z-dropdown);
}

.search-box {
  position: relative;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-4) var(--space-6);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
}

.search-box:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-hover);
}

.search-box:focus-within {
  background: var(--bg-secondary);
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 4px var(--accent-primary-dim), var(--shadow-glow);
  transform: translateY(-2px);
}

.search-icon {
  font-size: 1.25rem;
  margin-right: var(--space-4);
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.search-box:focus-within .search-icon {
  color: var(--accent-primary);
}

.search-input {
  flex: 1;
  font-size: var(--text-lg);
  color: var(--text-primary);
  font-weight: 500;
}

.search-input::placeholder {
  color: var(--text-muted);
  opacity: 0.7;
}

.search-shortcut {
  /* 继承 base.css 的 .kbd-shortcut 样式，这里只做定位微调 */
  margin-left: var(--space-2);
}

/* Search Results Dropdown */
.search-results {
  position: absolute;
  top: calc(100% + var(--space-3));
  left: 0;
  right: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-height: 400px;
  overflow-y: auto;
  z-index: var(--z-dropdown);
  display: none;
  padding: var(--space-2);
}

.search-results.active {
  display: block;
  animation: slideDown 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.search-result-item {
  display: flex;
  align-items: center;
  padding: var(--space-3);
  cursor: pointer;
  transition: all var(--transition-fast);
  border-radius: var(--radius-md);
  margin-bottom: 2px;
}

.search-result-item:hover {
  background: var(--bg-tertiary);
}

.result-image {
  width: 48px;
  height: 48px;
  object-fit: contain;
  margin-right: var(--space-4);
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 4px;
}

.result-info {
  flex: 1;
}

.result-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: var(--text-sm);
  margin-bottom: 2px;
}

.result-name mark {
  background: transparent;
  color: var(--accent-primary);
  font-weight: 700;
}

.result-meta {
  font-size: var(--text-xs);
  color: var(--text-secondary);
}

.result-price {
  font-weight: 600;
  color: var(--accent-warning);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  background: rgba(245, 158, 11, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
}

.result-compare-btn {
  width: 28px;
  height: 28px;
  margin-left: var(--space-2);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.result-compare-btn:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #000;
  transform: scale(1.1);
}

.result-compare-btn.active {
  background: var(--accent-success);
  border-color: var(--accent-success);
  color: #fff;
}

/* === Quick Tags === */
.quick-tags {
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  gap: var(--space-3);
  max-width: 100%;
  margin: 0 auto;
  overflow-x: auto;
  padding-bottom: var(--space-2);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.quick-tags::-webkit-scrollbar {
  display: none;
}

.tag {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
}

.tag:hover {
  border-color: var(--accent-primary-border);
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.tag.active {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #000;
  font-weight: 600;
}

/* === Main Content === */
.main-content {
  padding: var(--space-10) 0 var(--space-12);
}

.section {
  margin-bottom: var(--space-12);
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: var(--space-4);
}

.section-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.title-icon {
  font-size: 1.5rem;
  filter: drop-shadow(0 0 8px rgba(255,255,255,0.2));
}

.view-all {
  font-size: var(--text-sm);
  color: var(--accent-primary);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 4px;
}

.view-all:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* === Phone Grid & Cards (重点优化) === */
.phone-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-6);
}

.phone-card {
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  overflow: hidden;
  /* New layout */
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* 玻璃质感边框光效 */
.phone-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.phone-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: var(--shadow-xl);
  background: var(--bg-tertiary);
}

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

/* Compare Button */
.card-compare-btn {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.8);
  transition: all var(--transition-bounce);
  backdrop-filter: blur(4px);
  z-index: 2;
}

.phone-card:hover .card-compare-btn {
  opacity: 1;
  transform: scale(1);
}

.card-compare-btn:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #000;
  transform: scale(1.1);
}

.card-compare-btn.active {
  opacity: 1;
  transform: scale(1);
  background: var(--accent-success);
  border-color: var(--accent-success);
  color: #fff;
}

/* Card Image */
.card-image {
  width: 140px;
  height: 160px;
  object-fit: contain;
  margin: var(--space-2) auto var(--space-4);
  transition: transform var(--transition-normal);
  filter: drop-shadow(0 8px 16px rgba(0,0,0,0.3));
}

.phone-card:hover .card-image {
  transform: scale(1.08) translateY(-4px);
}

/* Card Info */
.card-name {
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%; /* Ensure ellipsis works */
  letter-spacing: -0.01em;
}

.card-brand {
  font-size: var(--text-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-top: auto; /* Push to bottom, but below it is views */
  margin-bottom: var(--space-2);
  width: 100%;
}

/* New Bottom Popularity Style */
.card-popularity-bottom {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-size: var(--text-xs);
  color: var(--accent-warning);
  font-weight: 600;
  background: rgba(245, 158, 11, 0.1);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-top: 0;
  height: 24px;
}

.card-popularity-placeholder {
  height: 24px; /* Maintain height alignment */
}

.card-price {
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--accent-primary);
  font-family: var(--font-mono);
  letter-spacing: -0.02em;
}

.card-price.no-price {
  color: var(--text-muted);
  font-size: var(--text-sm);
  font-weight: 400;
}

/* === Load More Button === */
.load-more-btn {
  display: block;
  width: 100%;
  max-width: 200px;
  margin: var(--space-10) auto 0;
  padding: 12px 24px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.load-more-btn:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-2px);
}

/* === Compare Bar (更精致的悬浮条) === */
.compare-bar {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(0);
  background: rgba(28, 28, 36, 0.9);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 8px 8px 8px 24px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: var(--space-6);
  z-index: var(--z-sticky);
  transition: all var(--transition-bounce);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  min-width: 320px;
}

.compare-bar.hidden {
  transform: translateX(-50%) translateY(100px);
  opacity: 0;
}

.compare-phones {
  display: flex;
  gap: -8px; /* 重叠效果 */
}

/* Updated compare-thumb style */
.compare-thumb {
  position: relative;
  transition: transform var(--transition-fast);
  margin-right: -10px;
}

.compare-thumb:hover {
  transform: translateY(-4px);
  z-index: 10;
}

.compare-thumb img {
  width: 48px;
  height: 48px;
  object-fit: cover;
  background: #fff;
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-tertiary);
  box-shadow: var(--shadow-sm);
}

.remove-thumb {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 18px;
  height: 18px;
  background: var(--accent-danger);
  color: white;
  border-radius: 50%;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.8);
  transition: all var(--transition-fast);
  cursor: pointer;
  border: 2px solid var(--bg-tertiary);
  z-index: 2;
}

.compare-thumb:hover .remove-thumb {
  opacity: 1;
  transform: scale(1);
}

.compare-actions {
  display: flex;
  gap: var(--space-2);
}

.compare-btn {
  padding: 10px 24px;
  background: var(--text-primary);
  color: #000;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
  box-shadow: 0 4px 12px rgba(255, 255, 255, 0.2);
}

.compare-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(255, 255, 255, 0.3);
}

.clear-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.clear-btn:hover {
  background: var(--accent-danger);
  color: #fff;
}

/* === Footer === */
.footer {
  margin-top: auto;
  padding: var(--space-8) 0;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

.footer-text {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

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

.phone-card {
  animation: fadeInUp 0.4s ease-out backwards;
}

.phone-card:nth-child(1) { animation-delay: 0.05s; }
.phone-card:nth-child(2) { animation-delay: 0.1s; }
.phone-card:nth-child(3) { animation-delay: 0.15s; }
.phone-card:nth-child(4) { animation-delay: 0.2s; }
.phone-card:nth-child(5) { animation-delay: 0.25s; }
.phone-card:nth-child(6) { animation-delay: 0.3s; }
.phone-card:nth-child(7) { animation-delay: 0.35s; }
.phone-card:nth-child(8) { animation-delay: 0.4s; }

/* === Fly Animation (Added) === */
.flying-img {
  position: fixed;
  z-index: 9999;
  pointer-events: none;
  width: 100px;
  height: 120px;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  transition: all 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
  opacity: 0.8;
}

.flying-img.flying {
  opacity: 0;
  transform: scale(0.1);
}

/* Enhanced Compare Bar Animations */
.compare-bar {
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.compare-phones img {
  animation: popIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes popIn {
  from { transform: scale(0); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* === Responsive === */
@media (max-width: 768px) {
  .hero {
    padding: var(--space-8) 0 var(--space-6);
  }
  
  .hero-title {
    font-size: var(--text-2xl);
  }
  
  .hero-subtitle {
    font-size: var(--text-base);
  }
  
  .search-box {
    padding: var(--space-3) var(--space-4);
  }
  
  .search-shortcut {
    display: none;
  }
  
  .quick-tags {
    gap: var(--space-2);
  }
  
  .tag {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
  }
  
  .phone-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }
  
  .card-image {
    width: 80px;
    height: 100px;
  }
  
  .card-name {
    font-size: var(--text-sm);
  }
  
  .card-compare-btn {
    opacity: 1;
  }
  
  .section-title {
    font-size: var(--text-xl);
  }
  
  .compare-bar {
    bottom: 16px;
    padding: 8px 16px;
    width: 90%;
    max-width: 400px;
    left: 50%;
    justify-content: space-between;
  }
  
  .compare-thumb {
    margin-right: -4px;
  }
  
  .compare-thumb img {
    width: 32px;
    height: 32px;
  }
}

/* ============ Skeleton Loading ============ */
.phone-card.skeleton {
  pointer-events: none;
}

.phone-card.skeleton .card-compare-btn {
  display: none;
}

.skeleton-image {
  width: 100%;
  height: 180px;
  background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-elevated) 50%, var(--bg-tertiary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-3);
}

.skeleton-text {
  height: 14px;
  background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-elevated) 50%, var(--bg-tertiary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-2);
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}