/* ============================================================
   M3U-EDIT.COM v2 — Tool Cards & Lock Overlays
   Location: assets/css/tool-cards.css

   Premium styling for tool tiles across:
   - Homepage tools grid
   - tools.php listing page
   - Tool category pages
   ============================================================ */

/* ============================================================
   TOOLS GRID CONTAINER
   ============================================================ */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  max-width: var(--container-max);
  margin: 0 auto;
}

@media (max-width: 480px) {
  .tools-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

/* ============================================================
   TOOL TILE BASE
   ============================================================ */
.tool-tile {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  text-decoration: none;
  color: inherit;
  transition: all var(--t-base);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-height: 160px;
  cursor: pointer;
  isolation: isolate;
}

/* Animated gradient border on hover */
.tool-tile::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--primary), var(--accent), var(--pink));
  opacity: 0;
  transition: opacity var(--t-base);
  z-index: -1;
  pointer-events: none;
}

.tool-tile:not(.is-locked):hover::before {
  opacity: 0.5;
}

.tool-tile:not(.is-locked):hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  color: inherit;
}

.tool-tile-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(var(--primary-rgb),0.12), rgba(var(--accent-rgb),0.12));
  color: var(--primary);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 14px;
  transition: transform var(--t-base);
  flex-shrink: 0;
}

.tool-tile:not(.is-locked):hover .tool-tile-icon {
  transform: scale(1.1) rotate(-5deg);
}

.tool-tile-name {
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 4px;
  color: var(--text);
  line-height: 1.3;
}

.tool-pricing-note {
  font-size: 11px;
  font-weight: 650;
  line-height: 1.35;
  margin: -2px 0 8px;
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid transparent;
  display: block;
}

.tool-pricing-note--free {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.25);
  color: var(--success, #059669);
}

.tool-pricing-note--mixed {
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.3);
  color: var(--warning, #d97706);
}

.tool-pricing-note--paid {
  background: rgba(99, 102, 241, 0.1);
  border-color: rgba(99, 102, 241, 0.28);
  color: var(--primary, #4f46e5);
}

.tool-tile-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
  flex: 1;
}

/* ============================================================
   TIER BADGES (top-right)
   ============================================================ */
.tool-tile-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  font-size: 9px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 9px;
  border-radius: 999px;
  z-index: 2;
  white-space: nowrap;
}

.tool-tile-badge.badge-free {
  background: rgba(16,185,129,0.15);
  color: var(--success);
}

.tool-tile-badge.badge-account {
  background: rgba(99,102,241,0.15);
  color: var(--primary);
}

.tool-tile-badge.badge-premium {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #fff;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
}

.tool-tile-badge.badge-soon {
  background: rgba(100, 116, 139, 0.15);
  color: var(--text-muted);
}

/* ============================================================
   LOCK OVERLAY (for locked/premium tiles when not allowed)
   ============================================================ */
.tool-tile-lock-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  transition: opacity var(--t-base);
  border-radius: var(--radius-lg);
  z-index: 1;
  pointer-events: none;
}

[data-theme="dark"] .tool-tile-lock-overlay {
  background: rgba(15, 23, 42, 0.85);
}

.tool-tile.is-locked:hover .tool-tile-lock-overlay {
  opacity: 1;
}

.tool-tile-lock-overlay .lock-icon {
  font-size: 36px;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.15));
  animation: lock-bounce 0.6s ease;
}

@keyframes lock-bounce {
  0% { transform: scale(0.5); opacity: 0; }
  60% { transform: scale(1.15); }
  100% { transform: scale(1); opacity: 1; }
}

.tool-tile-lock-overlay .lock-text {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  background: var(--bg-card);
  padding: 6px 14px;
  border-radius: 999px;
  box-shadow: var(--shadow);
}

/* Locked tile look (always — not just on hover) */
.tool-tile.is-locked {
  opacity: 0.85;
}

.tool-tile.is-locked .tool-tile-icon {
  filter: grayscale(0.3);
}

/* Premium tier — slight gold glow even at rest */
.tool-tile.tile-premium:not(.is-locked) {
  border-color: rgba(245, 158, 11, 0.2);
}

/* "Coming soon" — strong locked appearance */
.tool-tile.tile-locked {
  opacity: 0.65;
  cursor: not-allowed;
  pointer-events: auto; /* Still allow hover for overlay */
}

.tool-tile.tile-locked:hover {
  transform: none;
}

.tool-tile.tile-locked::before {
  display: none;
}

/* ============================================================
   CATEGORY HEADER (for tools.php sectioned layout)
   ============================================================ */
.tool-category-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 40px 0 20px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--border);
}

.tool-category-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.tool-category-info { flex: 1; }
.tool-category-info h2 {
  font-size: 22px;
  margin: 0 0 2px;
  font-weight: 800;
}
.tool-category-info p {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
}

.tool-category-count {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  flex-shrink: 0;
}

/* ============================================================
   FILTER TABS (for /tools.php and homepage)
   ============================================================ */
.tools-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.tools-tab {
  padding: 10px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--t-base);
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.tools-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

.tools-tab.active {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(var(--primary-rgb), 0.3);
}

.tools-tab .tab-count {
  background: rgba(255, 255, 255, 0.2);
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}

.tools-tab:not(.active) .tab-count {
  background: var(--bg-secondary);
}

/* ============================================================
   FEATURED PILL (for top picks)
   ============================================================ */
.tool-tile.tile-featured {
  border: 2px solid var(--primary);
  box-shadow: 0 0 0 4px rgba(var(--primary-rgb), 0.1);
}

.tool-tile.tile-featured::after {
  content: '⭐ FEATURED';
  position: absolute;
  top: 14px;
  left: 14px;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 1px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  padding: 4px 9px;
  border-radius: 999px;
  z-index: 2;
}

/* ============================================================
   EMPTY STATE
   ============================================================ */
.tools-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.tools-empty-icon {
  font-size: 48px;
  margin-bottom: 12px;
  opacity: 0.5;
}

.tools-empty-text {
  font-size: 15px;
  font-weight: 600;
}

/* ============================================================
   COMPACT VARIANT (for sidebars, dropdowns)
   ============================================================ */
.tool-tile.variant-compact {
  flex-direction: row;
  align-items: center;
  padding: 12px 16px;
  min-height: auto;
  gap: 14px;
}

.tool-tile.variant-compact .tool-tile-icon {
  width: 36px;
  height: 36px;
  font-size: 18px;
  margin-bottom: 0;
}

.tool-tile.variant-compact .tool-tile-name {
  font-size: 14px;
  margin: 0;
}

.tool-tile.variant-compact .tool-tile-desc {
  display: none;
}