/**
 * Shared UI tokens and components
 * All features import this for consistent styling
 */

:root {
  /* Feature panel dimensions */
  --feature-panel-width: 380px;
  --feature-tab-height: 48px;
  --feature-panel-padding: 1.25rem;

  /* Colors - consistent with existing theme */
  --color-accent: #f6821f;
  --color-accent-hover: #ff9a3c;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #3b82f6;

  /* Provider colors */
  --color-cloudflare: #f6821f;
  --color-aws: #ff9900;
  --color-gcp: #4285f4;
  --color-azure: #0078d4;
  --color-vercel: #000000;
  --color-netlify: #00c7b7;

  /* Glass effect base */
  --glass-bg: rgba(30, 30, 40, 0.85);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-blur: 12px;

  /* Text */
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.5);

  /* Spacing scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms ease;
}

/* Feature tab bar */
.feature-tabs {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  z-index: 100;
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
}

.feature-tab {
  padding: var(--space-sm) var(--space-md);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.feature-tab:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.feature-tab.active {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: rgba(246, 130, 31, 0.1);
}

/* Feature panel (right side) */
.feature-panel {
  position: fixed;
  top: 80px;
  right: 0;
  width: var(--feature-panel-width);
  height: calc(100vh - 80px - 120px);
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  border-left: 1px solid var(--glass-border);
  padding: var(--feature-panel-padding);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  z-index: 100;
}

.feature-panel.visible {
  transform: translateX(0);
}

.feature-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--glass-border);
}

.feature-panel-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.feature-panel-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0;
  line-height: 1;
  transition: color var(--transition-fast);
}

.feature-panel-close:hover {
  color: var(--text-primary);
}

/* Form elements */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
}

.form-input,
.form-select {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-select {
  cursor: pointer;
}

/* Range slider */
.range-slider {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  outline: none;
  -webkit-appearance: none;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  background: var(--color-accent);
  border-radius: 50%;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.1);
}

.range-value {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-accent);
  text-align: center;
  margin-top: var(--space-xs);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
}

.btn-primary {
  background: var(--color-accent);
  color: white;
}

.btn-primary:hover {
  background: var(--color-accent-hover);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

/* Cards */
.card {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  transition: border-color var(--transition-fast);
}

.card:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.card-clickable {
  cursor: pointer;
}

.card-clickable:hover {
  border-color: var(--color-accent);
}

/* Metric display */
.metric {
  text-align: center;
  padding: var(--space-md);
}

.metric-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.metric-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.metric-delta {
  font-size: 0.75rem;
  margin-top: var(--space-xs);
}

.metric-delta.positive {
  color: var(--color-success);
}

.metric-delta.negative {
  color: var(--color-error);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 2px 8px;
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-sm);
}

.badge-success {
  background: rgba(16, 185, 129, 0.2);
  color: var(--color-success);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.2);
  color: var(--color-warning);
}

.badge-info {
  background: rgba(59, 130, 246, 0.2);
  color: var(--color-info);
}

/* Provider badge with logo */
.provider-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 4px 10px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
}

.provider-badge[data-provider="cloudflare"] {
  border-left: 3px solid var(--color-cloudflare);
}

.provider-badge[data-provider="aws"] {
  border-left: 3px solid var(--color-aws);
}

.provider-badge[data-provider="gcp"] {
  border-left: 3px solid var(--color-gcp);
}

.provider-badge[data-provider="vercel"] {
  border-left: 3px solid var(--color-vercel);
}

/* Tooltip */
.tooltip {
  position: relative;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-xs) var(--space-sm);
  background: rgba(0, 0, 0, 0.9);
  color: var(--text-primary);
  font-size: 0.75rem;
  white-space: nowrap;
  border-radius: var(--radius-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.tooltip:hover::after {
  opacity: 1;
}

/* Loading states */
.skeleton {
  background: linear-gradient(90deg,
    rgba(255, 255, 255, 0.05) 25%,
    rgba(255, 255, 255, 0.1) 50%,
    rgba(255, 255, 255, 0.05) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-sm);
}

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

/* Source citation */
.source-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.625rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.source-link:hover {
  color: var(--color-accent);
}

.source-link::before {
  content: '↗';
}

/* Verified badge */
.verified-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.625rem;
  color: var(--color-success);
}

.verified-badge::before {
  content: '✓';
  font-weight: bold;
}