/* ==========================================================================
   MATRIX RUNWAY — STANDARDIZED INTERNAL TOOLS NAVIGATION (internal-navigation.css)
   Path: /components/global-tools-compo/internal-navigation.css
   
   PURPOSE:
   Compact, responsive, touch-friendly quick-switch navigation component
   between all 20 tools grouped by category.
   ========================================================================= */

.tool-internal-nav {
  margin: 0 0 28px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  box-sizing: border-box;
  width: 100%;
}

.tool-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 8px;
}

.tool-nav-heading {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-transform: capitalize;
}

.tool-nav-arrow {
  width: 14px;
  height: 14px;
  color: var(--purple-500);
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
  transition: transform var(--transition-fast);
}

/* Category Filter Bar / Tabs (No 'All' option) */
.tool-nav-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  padding-top: 5px;
  padding-bottom: 6px;
  margin-top: -3px;
  margin-bottom: 12px;
  width: 100%;
}

.tool-nav-bar::-webkit-scrollbar {
  display: none;
}

.tool-nav-pill {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.82rem;
  padding: 7px 16px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: border-color var(--transition-fast), color var(--transition-fast), background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  flex-shrink: 0;
  user-select: none;
}

@media (hover: hover) {
  .tool-nav-pill:hover {
    border-color: var(--purple-500);
    color: var(--purple-500);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(124, 58, 237, 0.12);
  }
}

.tool-nav-pill:active {
  transform: translateY(0);
}

.tool-nav-pill.active {
  background: var(--text-primary);
  border-color: var(--text-primary);
  color: var(--bg-secondary);
  box-shadow: var(--shadow-sm);
}

/* Tool Cards Container */
.tool-nav-panels {
  width: 100%;
}

.tool-nav-panel {
  display: none;
  flex-wrap: wrap;
  gap: 10px;
}

.tool-nav-panel.active {
  display: flex;
  animation: toolNavFade 0.16s ease-out;
}

@keyframes toolNavFade {
  from {
    opacity: 0;
    transform: translateY(3px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Tool Card / Mini Chip */
.tool-nav-card {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 14px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-primary);
  text-decoration: none;
  transition: all var(--transition-fast);
  min-height: 42px;
  box-sizing: border-box;
  flex: 0 0 auto;
}

@media (hover: hover) {
  .tool-nav-card:hover {
    border-color: var(--purple-500);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
  }
  .tool-nav-card:hover .tool-nav-card-name {
    color: var(--purple-600);
  }
  [data-theme="dark"] .tool-nav-card:hover .tool-nav-card-name {
    color: var(--purple-400);
  }
}

.tool-nav-card:active {
  transform: translateY(0);
}

/* Current Open Tool Focus State (Clean, prominent outline & accent, no text badge) */
.tool-nav-card.is-current {
  border-color: var(--purple-500);
  background: rgba(124, 58, 237, 0.09);
  box-shadow: 0 0 0 1.5px var(--purple-500);
  cursor: default;
}

[data-theme="dark"] .tool-nav-card.is-current {
  background: rgba(139, 92, 246, 0.16);
  box-shadow: 0 0 0 1.5px var(--purple-400);
}

.tool-nav-card.is-current .tool-nav-card-name {
  color: var(--purple-600);
  font-weight: 700;
}

[data-theme="dark"] .tool-nav-card.is-current .tool-nav-card-name {
  color: #c084fc;
}

.tool-nav-card.is-current .tool-nav-icon-box {
  background: var(--purple-500);
  color: #ffffff;
}

[data-theme="dark"] .tool-nav-card.is-current .tool-nav-icon-box {
  background: var(--purple-500);
  color: #ffffff;
}

.tool-nav-icon-box {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  background: #f3e8ff;
  color: #7c3aed;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

[data-theme="dark"] .tool-nav-icon-box {
  background: rgba(139, 92, 246, 0.22);
  color: #c084fc;
}

.tool-nav-icon-box .icon {
  width: 15px;
  height: 15px;
}

.tool-nav-card-name {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.25;
  color: var(--text-primary);
  white-space: nowrap;
}

/* Mobile & Tablet Responsiveness (Super Compact) */
@media (max-width: 768px) {
  .tool-internal-nav {
    padding: 10px 12px;
    margin-bottom: 16px;
    border-radius: var(--radius-md);
  }

  .tool-nav-header {
    margin-bottom: 8px;
  }

  .tool-nav-heading {
    font-size: 0.82rem;
  }

  .tool-nav-arrow {
    width: 12px;
    height: 12px;
  }

  .tool-nav-bar {
    padding-top: 3px;
    padding-bottom: 5px;
    margin-bottom: 8px;
    gap: 6px;
  }

  .tool-nav-pill {
    padding: 5px 12px;
    font-size: 0.74rem;
  }

  .tool-nav-panel {
    display: none;
  }

  .tool-nav-panel.active {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
  }

  .tool-nav-card {
    display: flex;
    padding: 5px 8px;
    gap: 6px;
    min-height: 32px;
    border-radius: 8px;
    flex: 1 1 0;
    min-width: 0;
  }

  .tool-nav-icon-box {
    width: 19px;
    height: 19px;
    border-radius: 5px;
  }

  .tool-nav-icon-box .icon {
    width: 11px;
    height: 11px;
  }

  .tool-nav-card-name {
    font-size: 0.73rem;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
  }
}

@media (max-width: 480px) {
  .tool-internal-nav {
    padding: 8px 10px;
    margin-bottom: 14px;
  }

  .tool-nav-heading {
    font-size: 0.78rem;
  }

  .tool-nav-bar {
    padding-top: 2px;
    padding-bottom: 4px;
    margin-bottom: 6px;
    gap: 5px;
  }

  .tool-nav-pill {
    padding: 4px 10px;
    font-size: 0.71rem;
  }

  .tool-nav-panel.active {
    grid-template-columns: repeat(2, 1fr);
    gap: 5px;
  }

  .tool-nav-card {
    padding: 4px 6px;
    min-height: 29px;
    gap: 5px;
  }

  .tool-nav-icon-box {
    width: 17px;
    height: 17px;
  }

  .tool-nav-icon-box .icon {
    width: 10px;
    height: 10px;
  }

  .tool-nav-card-name {
    font-size: 0.69rem;
  }
}