/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg-primary: #080808;
  --bg-secondary: #111111;
  --bg-card: #161616;
  --bg-card-hover: #1c1c1c;
  --accent: #D4AF37;
  --accent-dim: #B68D40;
  --accent-glow: rgba(212, 175, 55, 0.15);
  --text-primary: #f5f5f5;
  --text-secondary: #888888;
  --text-muted: #555555;
  --border: #222222;
  --border-hover: #333333;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.2s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--text-primary);
}

/* ===== Layout ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== Header ===== */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  padding: 32px 0 24px;
  border-bottom: 1px solid var(--border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
}

.clover-logo {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
}

.logo-text h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.domain {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ===== Search Box ===== */
.search-box {
  position: relative;
  flex: 1;
  max-width: 420px;
  min-width: 240px;
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  pointer-events: none;
}

.search-box input {
  width: 100%;
  padding: 12px 16px 12px 44px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

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

.search-box input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

/* ===== Category Tabs ===== */
.category-tabs {
  display: flex;
  gap: 8px;
  padding: 20px 0;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.category-tabs::-webkit-scrollbar {
  display: none;
}

.tab {
  flex-shrink: 0;
  padding: 8px 18px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.tab:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg-primary);
}

/* ===== Content Grid ===== */
.content {
  padding: 8px 0 48px;
}

.section-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 32px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-title .count {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: 2px 8px;
  border-radius: 10px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

/* ===== Card ===== */
.card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  color: inherit;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.card-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}

.card-icon svg {
  width: 20px;
  height: 20px;
  color: var(--accent);
}

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

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

.card-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
}

.card-url {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== Empty State ===== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-secondary);
}

.empty-state svg {
  width: 48px;
  height: 48px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.empty-state p {
  font-size: 0.95rem;
}

/* ===== Footer ===== */
.footer {
  text-align: center;
  padding: 24px 0;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.8rem;
}

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

.footer-links {
  margin-top: 0.6rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.2rem;
  font-size: 0.75rem;
}

.footer-links a {
  color: rgba(212,175,55,0.6);
}

.footer-links a:hover {
  color: #D4AF37;
}

.footer-links span {
  color: rgba(255,255,255,0.2);
}

/* ===== Responsive ===== */
@media (max-width: 640px) {
  .header {
    flex-direction: column;
    align-items: stretch;
    padding: 20px 0 16px;
  }

  .logo {
    justify-content: center;
  }

  .search-box {
    max-width: 100%;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 1rem;
  }
}

/* ===== No Results ===== */
.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-secondary);
}

.no-results svg {
  width: 48px;
  height: 48px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.no-results p {
  font-size: 0.9rem;
}