/* =============================================
   INDEX CSS — Homepage
   ============================================= */

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--header-height) + 80px) 0 100px;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero-bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
}

.hero-bg-orb--1 {
  width: 600px;
  height: 600px;
  background: var(--primary);
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
}

.hero-bg-orb--2 {
  width: 400px;
  height: 400px;
  background: #818cf8;
  bottom: -100px;
  right: -100px;
}

.hero-bg-orb--3 {
  width: 300px;
  height: 300px;
  background: #06b6d4;
  bottom: 0;
  left: -80px;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.06) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at center, black 40%, transparent 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0 auto;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-light);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: var(--radius-full);
  padding: 6px 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 28px;
  letter-spacing: 0.02em;
}

.hero-eyebrow-dot {
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse-dot 1.5s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: var(--text-strong);
  margin-bottom: 20px;
}

.hero-title .highlight {
  color: var(--primary);
  position: relative;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

/* Hero Search */
.hero-search {
  max-width: 580px;
  margin: 0 auto 24px;
}

.hero-search-wrap {
  display: flex;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 6px;
  gap: 8px;
  transition: var(--transition);
}

.hero-search-wrap:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-light);
}

.hero-search-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 1rem;
  padding: 8px 12px;
}

.hero-search-input::placeholder { color: var(--muted-light); }

.hero-search-btn {
  flex-shrink: 0;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius);
  padding: 10px 20px;
  font-weight: 600;
  font-size: 0.9375rem;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.hero-search-btn:hover {
  background: var(--primary-hover);
  box-shadow: 0 0 20px var(--primary-glow);
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  margin-top: 48px;
  flex-wrap: wrap;
}

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

.hero-stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-strong);
  letter-spacing: -0.03em;
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-top: 4px;
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ── Tool Card ── */
.tool-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 14px;
  cursor: pointer;
  text-decoration: none;
}

.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
  border-color: var(--border-hover);
  background: var(--card);
}

.tool-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, var(--primary-light) 0%, transparent 65%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

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

.tool-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.tool-card-logo {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  object-fit: cover;
  flex-shrink: 0;
  background: var(--bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  overflow: hidden;
}

.tool-card-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tool-card-badge {}

.tool-card-info { flex: 1; min-width: 0; }

.tool-card-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-strong);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tool-card-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.tool-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tool-tag {
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 500;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--muted);
  white-space: nowrap;
}

.tool-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.tool-rating {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--warning);
}

.tool-rating svg { color: var(--warning); }

.tool-rating-count {
  color: var(--muted);
  font-weight: 400;
}

.tool-visit-btn {
  padding: 6px 14px;
  background: var(--primary-light);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius-sm);
  color: var(--primary);
  font-size: 0.8125rem;
  font-weight: 600;
  transition: var(--transition);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.tool-visit-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* Skeleton Tool Card */
.tool-card--skeleton .tool-card-logo { background: var(--card); }
.skeleton-logo { width: 48px; height: 48px; border-radius: var(--radius); }
.skeleton-name { height: 16px; width: 70%; margin-bottom: 8px; }
.skeleton-desc-1 { height: 12px; width: 100%; margin-bottom: 6px; }
.skeleton-desc-2 { height: 12px; width: 80%; }
.skeleton-tags { height: 22px; width: 55%; border-radius: var(--radius-full); }
.skeleton-footer { height: 30px; }

/* ── Top Category Previews ── */
.top-previews-section {
  padding: 80px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
}

.section-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-bottom: 48px;
}

.divider-line {
  height: 1px;
  background: var(--border);
  flex: 1;
}

.divider-text {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  white-space: nowrap;
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 1100px) {
  .preview-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .preview-grid { grid-template-columns: 1fr; }
}

.preview-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
  overflow: hidden;
}

.preview-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.preview-card-header {
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 2px solid var(--bg-secondary);
  background: var(--card);
}

/* Card specific header colors */
.preview-card-header.accent-pink { border-bottom-color: #f472b6; }
.preview-card-header.accent-blue { border-bottom-color: #60a5fa; }
.preview-card-header.accent-red { border-bottom-color: #f87171; }
.preview-card-header.accent-orange { border-bottom-color: #fb923c; }

.header-icon {
  font-size: 1.125rem;
}

.preview-card-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-strong);
}

.preview-card-body {
  flex: 1;
  padding: 8px 0;
}

.preview-tool-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.preview-tool-item {
  display: flex;
  align-items: center;
  padding: 9px 20px;
  gap: 12px;
  transition: background 0.2s ease;
  text-decoration: none;
}

.preview-tool-item:hover {
  background: var(--bg-secondary);
}

.item-index {
  font-size: 0.8125rem;
  color: var(--muted-light);
  width: 18px;
  text-align: right;
  font-weight: 500;
}

.item-logo {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.item-name {
  flex: 1;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-name.highlight-pink { color: #db2777; font-weight: 700; }
.item-name.highlight-blue { color: #2563eb; font-weight: 700; }

.item-link {
  color: var(--muted-light);
  display: flex;
  align-items: center;
  opacity: 0.5;
  transition: opacity 0.2s;
}

.preview-tool-item:hover .item-link {
  opacity: 1;
  color: var(--muted);
}

.preview-card-footer {
  padding: 16px 20px 20px;
}

.preview-footer-btn {
  display: block;
  text-align: center;
  padding: 10px;
  background: var(--bg-secondary);
  border-radius: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--muted);
  text-decoration: none;
  transition: all 0.2s;
}

.preview-footer-btn:hover {
  background: var(--border);
  color: var(--text-strong);
}

.full-list-wrap {
  display: flex;
  justify-content: center;
  margin-top: 56px;
}

.full-list-btn {
  display: flex;
  align-items: center;
  padding: 14px 32px;
  background: #fff;
  border: 3px solid transparent;
  background-image: linear-gradient(white, white), linear-gradient(to right, var(--primary), #a855f7);
  background-origin: border-box;
  background-clip: padding-box, border-box;
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-strong);
  box-shadow: 0 10px 30px -10px rgba(99, 102, 241, 0.4);
  transition: transform 0.3s, box-shadow 0.3s;
  text-decoration: none;
  letter-spacing: 0.05em;
}

.full-list-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px -10px rgba(99, 102, 241, 0.6);
}

/* ── Trending Section ── */
.trending-section { padding: 80px 0; }

/* ── Category Cards ── */
.category-section { padding: 80px 0; background: var(--bg-secondary); }

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
}

.category-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  text-decoration: none;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  position: relative;
  overflow: hidden;
}

.category-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
}

.category-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  transition: var(--transition);
}

.category-card:hover .category-card-icon {
  transform: scale(1.1);
}

.category-card-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-strong);
}

.category-card-count {
  font-size: 0.75rem;
  color: var(--muted);
}

/* ── Featured Section ── */
.featured-section { padding: 80px 0; }

.featured-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.featured-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
}

.featured-card-logo {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background: var(--bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  overflow: hidden;
  flex-shrink: 0;
}

.featured-card-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.featured-card-content {}

.featured-card-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-strong);
  margin-bottom: 6px;
}

.featured-card-desc {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 12px;
}

.featured-card-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  flex-direction: column;
}

.featured-badge {
  background: linear-gradient(135deg, var(--primary), #818cf8);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

/* ── CTA Section ── */
.cta-section {
  padding: 100px 0;
  text-align: center;
}

.cta-inner {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 64px 48px;
  max-width: 680px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.cta-inner::before {
  content: '';
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 300px;
  background: var(--primary);
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.1;
  pointer-events: none;
}

.cta-icon {
  width: 64px;
  height: 64px;
  background: var(--primary-light);
  border: 1px solid rgba(99,102,241,0.25);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  color: var(--primary);
}

.cta-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 12px;
}

.cta-subtitle {
  color: var(--muted);
  margin-bottom: 32px;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .hero-stats { gap: 20px; }
  .hero-stat-divider { display: none; }
  .category-grid { grid-template-columns: repeat(3, 1fr); }
  .featured-card { grid-template-columns: 1fr; text-align: center; }
  .featured-card-logo { margin: 0 auto; }
  .featured-card-actions { flex-direction: row; justify-content: center; }
  .cta-inner { padding: 40px 24px; }
}

@media (max-width: 480px) {
  .category-grid { grid-template-columns: repeat(2, 1fr); }
}