/* Application styles */

:root {
  /* Colors */
  --accent: #3b82f6;
  --destructive: #ef4444;
  --muted: #f3f4f6;
  --muted-foreground: #6b7280;
  --border: #e5e7eb;
  --card: #fff;
  --background: #fafafa;
  --foreground: #1f2937;
  
  /* Brand */
  --brand-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --brand-gradient-opacity: linear-gradient(135deg, rgba(102, 126, 234, 0.95) 0%, rgba(118, 75, 162, 0.95) 100%);
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-3xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.625rem;
  --spacing-md: 0.75rem;
  --spacing-lg: 1rem;
  --spacing-xl: 1.5rem;
  --spacing-2xl: 2rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 15px 40px rgba(0, 0, 0, 0.2);
  --shadow-2xl: 0 25px 70px rgba(0, 0, 0, 0.3);
  --shadow-brand: 0 2px 8px rgba(102, 126, 234, 0.3);
  --shadow-brand-lg: 0 8px 24px rgba(102, 126, 234, 0.4);
  --shadow-brand-xl: 0 12px 32px rgba(102, 126, 234, 0.5);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  min-width: 0;
}

html {
  overflow-x: hidden;
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--background);
  color: var(--foreground);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Utility Classes */
.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

.flex-col-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.bg-brand-gradient {
  background: var(--brand-gradient);
}

.rounded-full {
  border-radius: var(--radius-full);
}

.rounded-2xl {
  border-radius: var(--radius-2xl);
}

.rounded-3xl {
  border-radius: var(--radius-3xl);
}

.no-select {
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.absolute-fill {
  position: absolute;
  inset: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

img,
video,
svg {
  max-width: 100%;
  height: auto;
}