/* ==========================================================================
   TrimURL SaaS Design System (Vercel & Linear Inspired)
   ========================================================================== */

/* 1. Theme Variables & Color Palette
   -------------------------------------------------------------------------- */
:root {
  /* Brand Palette */
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --secondary: #7c3aed;
  --accent: #06b6d4;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;

  /* Light Theme Defaults */
  --bg-main: #f8fafc;
  --bg-surface: #ffffff;
  --bg-subtle: #f1f5f9;
  --border-color: #e2e8f0;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-white: #ffffff;

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.75);
  --glass-border: rgba(255, 255, 255, 0.4);
  --glass-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.01);

  /* Card & Modal Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 2. Dark Theme Overrides
   -------------------------------------------------------------------------- */
[data-bs-theme="dark"] {
  --bg-main: #0b0f19;
  --bg-surface: #111827;
  --bg-subtle: #1f2937;
  --border-color: #1f2937;
  --text-main: #f9fafb;
  --text-muted: #9ca3af;

  /* Dark Glassmorphism */
  --glass-bg: rgba(17, 24, 39, 0.75);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
}

/* 3. Base Styles
   -------------------------------------------------------------------------- */
body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

/* Background Ambient Glows */
.hero-gradient {
  background: radial-gradient(circle at 10% 20%, rgba(79, 70, 229, 0.12), transparent 40%),
              radial-gradient(circle at 90% 80%, rgba(124, 58, 237, 0.12), transparent 40%);
}

/* 4. Glassmorphism & Card Components
   -------------------------------------------------------------------------- */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: 1.25rem;
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.glass-card:hover {
  border-color: rgba(79, 70, 229, 0.3);
}

.surface-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

/* 5. Custom Button Styles
   -------------------------------------------------------------------------- */
.btn-primary-gradient {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--text-white);
  border: none;
  box-shadow: 0 4px 14px 0 rgba(79, 70, 229, 0.35);
  transition: all var(--transition-fast);
}

.btn-primary-gradient:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px 0 rgba(79, 70, 229, 0.5);
  color: var(--text-white);
}

.btn-primary-gradient:active {
  transform: translateY(0);
}

.theme-toggle-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  background: var(--bg-surface);
  color: var(--text-main);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  background: var(--bg-subtle);
  transform: rotate(15deg);
}

/* 6. Inputs & Controls
   -------------------------------------------------------------------------- */
.form-control, .form-select {
  background-color: var(--bg-surface);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 0.75rem 1rem;
  transition: all var(--transition-fast);
}

.form-control:focus, .form-select:focus {
  background-color: var(--bg-surface);
  color: var(--text-main);
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.15);
}

/* Input Group Integrations */
.input-group .form-control {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.input-group .btn {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

/* 7. Skeleton Loader
   -------------------------------------------------------------------------- */
.skeleton {
  animation: skeleton-loading 1.2s infinite ease-in-out;
  background: linear-gradient(90deg, var(--border-color) 25%, var(--bg-subtle) 50%, var(--border-color) 75%);
  background-size: 200% 100%;
  border-radius: 0.5rem;
  display: inline-block;
}

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

/* Skeleton Structural Layouts */
.skeleton-text {
  height: 1rem;
  width: 100%;
  margin-bottom: 0.5rem;
}

.skeleton-title {
  height: 2rem;
  width: 60%;
  margin-bottom: 1rem;
}

.skeleton-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
}

/* 8. Toast Notifications
   -------------------------------------------------------------------------- */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1090;
}

.custom-toast {
  background: var(--bg-surface);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(12px);
  padding: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 300px;
  animation: slideInUp 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes slideInUp {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* 9. Analytics Metric Badges
   -------------------------------------------------------------------------- */
.stat-card {
  padding: 1.5rem;
  border-radius: 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.stat-card .stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  background: rgba(79, 70, 229, 0.1);
  color: var(--primary);
}

/* 10. Table Visual Tweaks
   -------------------------------------------------------------------------- */
.custom-table-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  overflow: hidden;
}

.table {
  color: var(--text-main);
  margin-bottom: 0;
}

.table th {
  background: var(--bg-subtle);
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-color);
  padding: 1rem;
}

.table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.table tr:last-child td {
  border-bottom: none;
}