/* ============================================
   Vending Bot - Design System Variables
   変更可能な設定値を集中管理
   ============================================ */

:root {
  /* Brand Identity - ここを変更でサイト名・ブランド変更可能 */
  --brand-name: "Discash";
  --brand-name-full: "Discash";
  --brand-tagline: "Discord販売を自動化";
  
  /* Primary Colors - ネオンブルー・シアン系 */
  --color-primary: #00d4ff;
  --color-primary-dark: #00a8cc;
  --color-primary-light: #5ce1ff;
  --color-cyan: #00f0ff;
  --color-cyan-glow: rgba(0, 240, 255, 0.4);
  
  /* Secondary Colors - 紫系 */
  --color-purple: #8b5cf6;
  --color-purple-light: #a855f7;
  --color-purple-dark: #7c3aed;
  --color-purple-glow: rgba(139, 92, 246, 0.4);
  
  /* Accent Colors */
  --color-discord: #5865F2;
  --color-paypay: #FF0033;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  
  /* Background Colors - 黒ベース */
  --bg-primary: #0a0a0f;
  --bg-secondary: #0d0d12;
  --bg-tertiary: #111118;
  --bg-card: #16161f;
  --bg-elevated: #1a1a24;
  --bg-hover: #22222e;
  
  /* Surface Colors */
  --surface-dark: #0f0f14;
  --surface-mid: #15151c;
  --surface-light: #1e1e28;
  
  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-tertiary: #71717a;
  --text-muted: #52525b;
  
  /* Border Colors */
  --border-subtle: rgba(255, 255, 255, 0.05);
  --border-light: rgba(255, 255, 255, 0.1);
  --border-medium: rgba(255, 255, 255, 0.15);
  --border-glow: rgba(0, 212, 255, 0.3);
  
  /* Gradient Definitions */
  --gradient-hero: linear-gradient(135deg, #0a0a0f 0%, #0d1117 50%, #111827 100%);
  --gradient-glow: radial-gradient(ellipse at center, rgba(0, 212, 255, 0.15) 0%, transparent 70%);
  --gradient-cyan-purple: linear-gradient(135deg, #00d4ff 0%, #8b5cf6 100%);
  --gradient-text: linear-gradient(135deg, #00f0ff 0%, #00d4ff 50%, #8b5cf6 100%);
  --gradient-card: linear-gradient(180deg, rgba(22, 22, 31, 0.8) 0%, rgba(10, 10, 15, 0.9) 100%);
  --gradient-button: linear-gradient(135deg, #00d4ff 0%, #00a8cc 100%);
  --gradient-purple: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
  
  /* Glow Effects */
  --glow-cyan: 0 0 20px rgba(0, 212, 255, 0.5), 0 0 40px rgba(0, 212, 255, 0.3), 0 0 60px rgba(0, 212, 255, 0.1);
  --glow-purple: 0 0 20px rgba(139, 92, 246, 0.5), 0 0 40px rgba(139, 92, 246, 0.3);
  --glow-subtle: 0 0 10px rgba(0, 212, 255, 0.2);
  --glow-button: 0 0 30px rgba(0, 212, 255, 0.4);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 8px 10px -6px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.15);
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;
  
  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;
  
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Monaco, monospace;
  --font-display: 'Cal Sans', 'Inter', sans-serif;
  
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --text-7xl: 4.5rem;
  
  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  
  /* Line Heights */
  --leading-tight: 1.25;
  --leading-snug: 1.375;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;
  
  /* Letter Spacing */
  --tracking-tight: -0.025em;
  --tracking-normal: 0;
  --tracking-wide: 0.025em;
  --tracking-wider: 0.05em;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
  --transition-slower: 500ms ease;
  
  /* Z-Index Scale */
  --z-behind: -1;
  --z-base: 0;
  --z-above: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
  --z-toast: 800;
  
  /* Container */
  --container-max: 1280px;
  --container-narrow: 960px;
  
  /* Grid */
  --grid-gap: 1.5rem;
  
  /* Animation Durations */
  --duration-fast: 200ms;
  --duration-base: 300ms;
  --duration-slow: 500ms;
  --duration-slower: 800ms;
  --duration-slowest: 1200ms;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0.01ms;
    --transition-base: 0.01ms;
    --transition-slow: 0.01ms;
    --duration-fast: 0.01ms;
    --duration-base: 0.01ms;
    --duration-slow: 0.01ms;
  }
}