/* ==========================================================================
   CulturInfo Design Tokens (Color Palette, Typography, Elevations)
   ========================================================================== */

:root {
  /* Brand Primary Colors (Deep Royal Purple & Vibrant Indigo) */
  --primary-50: #f5f3ff;
  --primary-100: #ede9fe;
  --primary-200: #ddd6fe;
  --primary-300: #c4b5fd;
  --primary-400: #a78bfa;
  --primary-500: #8b5cf6;
  --primary-600: #7c3aed;
  --primary-700: #6d28d9;
  --primary-800: #5b21b6;
  --primary-900: #4c1d95;

  /* Accent & Highlight Colors (Coral Sunset & Golden Sun) */
  --accent-coral: #ff5e62;
  --accent-orange: #ff9966;
  --accent-gold: #fbbf24;
  --accent-teal: #06b6d4;
  --accent-green: #10b981;

  /* Neutral Dark / Light Mode (Sophisticated Slate Palette) */
  --bg-main: #0b0f19;
  --bg-surface: #121826;
  --bg-surface-elevated: #1a2234;
  --bg-surface-glass: rgba(18, 24, 38, 0.75);
  --bg-surface-glass-border: rgba(255, 255, 255, 0.1);
  --bg-overlay: rgba(11, 15, 25, 0.85);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #0f172a;

  /* Status Colors */
  --badge-free-bg: rgba(16, 185, 129, 0.15);
  --badge-free-text: #34d399;
  --badge-paid-bg: rgba(251, 191, 36, 0.15);
  --badge-paid-text: #fbbf24;
  --badge-ending-bg: rgba(239, 68, 68, 0.15);
  --badge-ending-text: #f87171;

  /* Gradients */
  --grad-hero: linear-gradient(135deg, #7c3aed 0%, #ff5e62 100%);
  --grad-accent: linear-gradient(135deg, #ff5e62 0%, #ff9966 100%);
  --grad-card-overlay: linear-gradient(180deg, rgba(0, 0, 0, 0) 30%, rgba(11, 15, 25, 0.95) 100%);
  --grad-gold: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  --grad-dark: linear-gradient(180deg, #121826 0%, #0b0f19 100%);

  /* Typography */
  --font-sans: 'Pretendard Variable', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Noto Sans KR', sans-serif;
  --font-serif: 'Noto Serif KR', serif;

  /* Spacing */
  --space-xs: 0.25rem;  /* 4px */
  --space-sm: 0.5rem;   /* 8px */
  --space-md: 1rem;     /* 16px */
  --space-lg: 1.5rem;   /* 24px */
  --space-xl: 2rem;     /* 32px */
  --space-2xl: 3rem;    /* 48px */
  --space-3xl: 4rem;    /* 64px */

  /* Border Radii */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px rgba(124, 58, 237, 0.45);
  --shadow-glow-accent: 0 0 25px rgba(255, 94, 98, 0.45);

  /* Transitions */
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --max-width-content: 1280px;
  --header-height: 72px;
}