/**
 * Luna Design System
 * A unified glass-morphism design system for data26 applications
 */

/* ============================================
   DESIGN TOKENS
   ============================================ */

:root {
  /* Primary - Lavender */
  --luna-primary: #8B5CF6;
  --luna-primary-rgb: 139, 92, 246;
  --luna-primary-light: #A78BFA;
  --luna-primary-dark: #7C3AED;

  /* iOS System Colors */
  --luna-green: #34c759;
  --luna-green-secondary: #30d158;
  --luna-orange: #ff9f0a;
  --luna-red: #ff3b30;
  --luna-red-secondary: #ff453a;
  --luna-blue: #007aff;
  --luna-blue-secondary: #0a84ff;
  --luna-teal: #5ac8fa;
  --luna-purple: #af52de;
  --luna-yellow: #ffcc00;

  /* Text Colors */
  --luna-text: rgba(60, 60, 67, 1);
  --luna-text-secondary: rgba(60, 60, 67, 0.6);
  --luna-text-tertiary: rgba(60, 60, 67, 0.3);

  /* Glass Surfaces */
  --luna-glass: rgba(255, 255, 255, 0.7);
  --luna-glass-light: rgba(255, 255, 255, 0.4);
  --luna-glass-heavy: rgba(255, 255, 255, 0.9);
  --luna-glass-border: rgba(255, 255, 255, 0.3);
  --luna-glass-border-hover: rgba(255, 255, 255, 0.5);

  /* Backgrounds */
  --luna-bg-gradient: linear-gradient(135deg, #f0f4ff 0%, #e8f0fe 50%, #fef3f6 100%);
  --luna-bg-overlay: radial-gradient(circle at 20% 30%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
                     radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);

  /* Radius Scale */
  --luna-radius-sm: 10px;
  --luna-radius-md: 12px;
  --luna-radius-lg: 16px;
  --luna-radius-xl: 20px;
  --luna-radius-2xl: 24px;
  --luna-radius-full: 9999px;

  /* Shadows */
  --luna-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --luna-shadow-md: 0 8px 32px rgba(0, 0, 0, 0.06), 0 2px 8px rgba(0, 0, 0, 0.04);
  --luna-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.08), 0 4px 16px rgba(0, 0, 0, 0.06);
  --luna-shadow-glow: 0 4px 16px rgba(139, 92, 246, 0.35), 0 1px 4px rgba(139, 92, 246, 0.25);

  /* Transitions */
  --luna-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --luna-transition-fast: all 0.15s ease;
  --luna-transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);

  /* Spacing */
  --luna-space-1: 0.25rem;
  --luna-space-2: 0.5rem;
  --luna-space-3: 0.75rem;
  --luna-space-4: 1rem;
  --luna-space-5: 1.25rem;
  --luna-space-6: 1.5rem;
  --luna-space-8: 2rem;

  /* Typography */
  --luna-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
  --luna-font-mono: 'SF Mono', 'Fira Code', 'Monaco', 'Menlo', monospace;
}

/* Dark Mode */
[data-theme="dark"],
.luna-dark {
  --luna-primary: #A78BFA;
  --luna-primary-rgb: 167, 139, 250;

  --luna-text: rgba(235, 235, 245, 0.87);
  --luna-text-secondary: rgba(235, 235, 245, 0.6);
  --luna-text-tertiary: rgba(235, 235, 245, 0.3);

  --luna-glass: rgba(30, 30, 30, 0.7);
  --luna-glass-light: rgba(40, 40, 40, 0.4);
  --luna-glass-heavy: rgba(20, 20, 20, 0.9);
  --luna-glass-border: rgba(255, 255, 255, 0.1);
  --luna-glass-border-hover: rgba(255, 255, 255, 0.2);

  --luna-bg-gradient: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f0f23 100%);
}

/* ============================================
   BASE STYLES
   ============================================ */

*, *::before, *::after {
  box-sizing: border-box;
}

/* ============================================
   GLASS COMPONENTS
   ============================================ */

.luna-glass {
  background: var(--luna-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--luna-glass-border);
}

.luna-card {
  background: var(--luna-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--luna-glass-border);
  border-radius: var(--luna-radius-xl);
  box-shadow: var(--luna-shadow-md), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  transition: var(--luna-transition);
}

.luna-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--luna-shadow-lg), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  border-color: var(--luna-glass-border-hover);
}

.luna-card-static {
  background: var(--luna-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--luna-glass-border);
  border-radius: var(--luna-radius-xl);
  box-shadow: var(--luna-shadow-md), inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.luna-panel {
  background: var(--luna-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--luna-glass-border);
  border-radius: var(--luna-radius-2xl);
  padding: var(--luna-space-6);
  box-shadow: var(--luna-shadow-md);
}

/* ============================================
   BUTTONS
   ============================================ */

.luna-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--luna-space-2);
  padding: 0.625rem 1.25rem;
  border-radius: var(--luna-radius-md);
  font-family: var(--luna-font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: -0.2px;
  border: none;
  cursor: pointer;
  transition: var(--luna-transition);
  text-decoration: none;
}

.luna-btn-primary {
  background: var(--luna-primary);
  color: white;
  box-shadow: var(--luna-shadow-glow), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.luna-btn-primary:hover {
  background: var(--luna-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(var(--luna-primary-rgb), 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

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

.luna-btn-secondary:hover {
  background: rgba(var(--luna-primary-rgb), 0.15);
  transform: translateY(-1px);
}

.luna-btn-danger {
  background: rgba(255, 59, 48, 0.1);
  color: var(--luna-red);
}

.luna-btn-danger:hover {
  background: rgba(255, 59, 48, 0.15);
  transform: translateY(-1px);
}

.luna-btn-success {
  background: rgba(52, 199, 89, 0.1);
  color: var(--luna-green);
}

.luna-btn-success:hover {
  background: rgba(52, 199, 89, 0.15);
  transform: translateY(-1px);
}

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

.luna-btn-ghost:hover {
  background: rgba(var(--luna-primary-rgb), 0.1);
  color: var(--luna-primary);
}

.luna-btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
}

.luna-btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
}

.luna-btn-icon {
  padding: 0.625rem;
  border-radius: var(--luna-radius-md);
}

/* ============================================
   FORM CONTROLS
   ============================================ */

.luna-input {
  width: 100%;
  padding: 0.625rem 0.875rem;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--luna-radius-md);
  font-family: var(--luna-font-sans);
  font-size: 0.875rem;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: var(--luna-transition-fast);
  outline: none;
}

.luna-input:focus {
  border-color: var(--luna-primary);
  box-shadow: 0 0 0 3px rgba(var(--luna-primary-rgb), 0.15);
}

.luna-input::placeholder {
  color: var(--luna-text-tertiary);
}

[data-theme="dark"] .luna-input {
  background: rgba(40, 40, 40, 0.8);
  border-color: rgba(255, 255, 255, 0.1);
  color: var(--luna-text);
}

.luna-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.5rem;
}

.luna-textarea {
  min-height: 100px;
  resize: vertical;
}

.luna-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--luna-space-2);
  color: var(--luna-text);
}

/* ============================================
   BADGES & STATUS
   ============================================ */

.luna-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.625rem;
  border-radius: var(--luna-radius-full);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.luna-badge-primary {
  background: rgba(var(--luna-primary-rgb), 0.15);
  color: var(--luna-primary);
}

.luna-badge-success {
  background: rgba(52, 199, 89, 0.15);
  color: var(--luna-green);
}

.luna-badge-warning {
  background: rgba(255, 159, 10, 0.15);
  color: var(--luna-orange);
}

.luna-badge-danger {
  background: rgba(255, 59, 48, 0.15);
  color: var(--luna-red);
}

.luna-badge-muted {
  background: rgba(60, 60, 67, 0.1);
  color: var(--luna-text-secondary);
}

/* Status Dots */
.luna-status {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.luna-status-online {
  background: var(--luna-green);
  box-shadow: 0 0 8px rgba(52, 199, 89, 0.5);
}

.luna-status-offline {
  background: var(--luna-text-tertiary);
}

.luna-status-warning {
  background: var(--luna-orange);
  box-shadow: 0 0 8px rgba(255, 159, 10, 0.5);
}

.luna-status-error {
  background: var(--luna-red);
  box-shadow: 0 0 8px rgba(255, 59, 48, 0.5);
}

/* ============================================
   TABS
   ============================================ */

.luna-tabs {
  display: flex;
  gap: var(--luna-space-2);
  margin-bottom: var(--luna-space-6);
  flex-wrap: wrap;
}

.luna-tab {
  padding: 0.5rem 1rem;
  border-radius: var(--luna-radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--luna-text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: var(--luna-transition-fast);
}

.luna-tab:hover:not(.active) {
  background: rgba(var(--luna-primary-rgb), 0.1);
}

.luna-tab.active {
  background: var(--luna-primary);
  color: white;
}

/* ============================================
   MODALS
   ============================================ */

.luna-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.luna-modal {
  background: var(--luna-glass-heavy);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--luna-radius-2xl);
  padding: var(--luna-space-6);
  width: 90%;
  max-width: 400px;
  box-shadow: var(--luna-shadow-lg);
}

.luna-modal-header {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--luna-space-4);
  color: var(--luna-text);
}

.luna-modal-actions {
  display: flex;
  gap: var(--luna-space-3);
  justify-content: flex-end;
  margin-top: var(--luna-space-6);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

.luna-heading {
  font-weight: 800;
  letter-spacing: -1px;
  background: linear-gradient(135deg, var(--luna-primary) 0%, var(--luna-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.luna-h1 { font-size: 2.5rem; }
.luna-h2 { font-size: 2rem; }
.luna-h3 { font-size: 1.5rem; }
.luna-h4 { font-size: 1.25rem; }

.luna-text-muted {
  color: var(--luna-text-secondary);
}

.luna-text-small {
  font-size: 0.8125rem;
}

.luna-text-xs {
  font-size: 0.75rem;
}

/* ============================================
   ICONS
   ============================================ */

.luna-icon-box {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.luna-icon-box svg {
  width: 28px;
  height: 28px;
  stroke: white;
  stroke-width: 2;
  fill: none;
}

.luna-icon-box-primary {
  background: linear-gradient(135deg, var(--luna-primary) 0%, var(--luna-primary-dark) 100%);
}

.luna-icon-box-green {
  background: linear-gradient(135deg, var(--luna-green) 0%, var(--luna-green-secondary) 100%);
}

.luna-icon-box-orange {
  background: linear-gradient(135deg, var(--luna-orange) 0%, #ff6b35 100%);
}

.luna-icon-box-red {
  background: linear-gradient(135deg, var(--luna-red) 0%, var(--luna-red-secondary) 100%);
}

.luna-icon-box-blue {
  background: linear-gradient(135deg, var(--luna-blue) 0%, var(--luna-blue-secondary) 100%);
}

.luna-icon-box-teal {
  background: linear-gradient(135deg, var(--luna-teal) 0%, #64d2ff 100%);
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes luna-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes luna-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes luna-slide-up {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.luna-loading {
  animation: luna-pulse 1.5s infinite;
}

.luna-spinner {
  animation: luna-spin 1s linear infinite;
}

.luna-animate-in {
  animation: luna-slide-up 0.2s ease-out;
}

/* ============================================
   SCROLLBAR
   ============================================ */

.luna-scrollbar::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

.luna-scrollbar::-webkit-scrollbar-track {
  background: transparent;
}

.luna-scrollbar::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 4px;
}

.luna-scrollbar::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .luna-scrollbar::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
}

/* ============================================
   LANGUAGE COLORS (for repos)
   ============================================ */

.luna-lang-javascript { background: #f7df1e; }
.luna-lang-typescript { background: #3178c6; }
.luna-lang-python { background: #3572A5; }
.luna-lang-go { background: #00ADD8; }
.luna-lang-rust { background: #dea584; }
.luna-lang-java { background: #b07219; }
.luna-lang-html { background: #e34c26; }
.luna-lang-css { background: #563d7c; }
.luna-lang-shell { background: #89e051; }
.luna-lang-vue { background: #41b883; }