/* ============================================
   CSS Variables - Verus Rich Corporation
   ============================================ */

:root {
  /* Primary Colors - Emerald Green */
  --color-primary: #1F8A70;
  --color-primary-light: #4FBF9F;
  --color-primary-dark: #0F172A;

  /* Accent Colors - Gold (金蒔絵) */
  --color-accent: #C5A059;
  --color-accent-light: #D4B76E;
  --color-accent-dark: #A68828;

  /* Dark Section Colors (navy family only — no black) */
  --color-dark: #0e1525;
  --color-dark-navy: #12192b;
  --color-cream: #f0ece4;

  /* Base Colors */
  --color-bg: #ffffff;
  --color-bg-light: #FAF8F3;
  --color-bg-section: #F7F4ED;
  --color-text: #0F172A;
  --color-text-light: #334155;
  --color-text-muted: #64748B;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;

  /* State Colors */
  --color-success: #10b981;
  --color-error: #ef4444;
  --color-warning: #f59e0b;

  /* Overlay */
  --color-overlay: rgba(15, 23, 42, 0.70);
  --color-overlay-light: rgba(31, 138, 112, 0.3);

  /* Typography */
  --font-primary: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  --font-heading: "Noto Serif JP", "Noto Sans JP", serif;
  --font-english: "Inter", "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Noto Serif JP", "Times New Roman", Georgia, serif;
  --font-display: "Cormorant Garamond", "Noto Serif JP", Georgia, serif;

  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-base: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 24px;
  --font-size-2xl: 32px;
  --font-size-3xl: 40px;
  --font-size-hero: 48px;

  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;

  --line-height-base: 1.8;
  --line-height-heading: 1.4;
  --line-height-tight: 1.2;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;
  --spacing-4xl: 80px;
  --spacing-section: 120px;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 900px;
  --container-wide: 1400px;
  --container-padding: 20px;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 50%;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Header */
  --header-height: 80px;
  --header-height-mobile: 64px;

  /* Z-index */
  --z-header: 1000;
  --z-menu: 1100;
  --z-modal: 1200;
  --z-toast: 1300;
  --z-fixed-btn: 900;
}