/* ============================================
   令音（Reiown）ブランドデザイントークン v1.0
   作成: ナギ（CDO） / 2026-03-21

   全サイト共通で読み込む。
   <link rel="stylesheet" href="https://reiown.net/reiown-tokens.css">
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Noto+Sans+JP:wght@400;500;600;700&display=swap');

/* --- Brand Colors --- */
:root {
    /* Primary */
    --reiown-navy: #1A2744;
    --reiown-navy-light: #243556;
    --reiown-navy-dark: #111B2E;

    /* Accent */
    --reiown-coral: #E8734A;
    --reiown-coral-light: #F09070;
    --reiown-coral-dark: #D05A30;

    /* Neutral */
    --reiown-gray-50: #F5F5F0;
    --reiown-gray-100: #E8E8E3;
    --reiown-gray-200: #D1D1CC;
    --reiown-gray-300: #A3A3A0;
    --reiown-gray-400: #6B7280;
    --reiown-gray-500: #4B5563;
    --reiown-gray-600: #374151;
    --reiown-gray-700: #1F2937;

    /* Highlight */
    --reiown-blue-light: #E0ECF5;
    --reiown-blue-mid: #B3D4E8;

    /* Semantic */
    --reiown-success: #10B981;
    --reiown-warning: #F59E0B;
    --reiown-error: #EF4444;

    /* --- Typography --- */
    --reiown-font-heading: 'Inter', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --reiown-font-body: 'Noto Sans JP', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --reiown-font-mono: 'JetBrains Mono', 'Consolas', monospace;

    /* Font Sizes (rem) */
    --reiown-text-xs: 0.75rem;    /* 12px */
    --reiown-text-sm: 0.875rem;   /* 14px */
    --reiown-text-base: 1rem;     /* 16px */
    --reiown-text-lg: 1.125rem;   /* 18px */
    --reiown-text-xl: 1.25rem;    /* 20px */
    --reiown-text-2xl: 1.5rem;    /* 24px */
    --reiown-text-3xl: 1.875rem;  /* 30px */
    --reiown-text-4xl: 2.25rem;   /* 36px */
    --reiown-text-5xl: 3rem;      /* 48px */

    /* Line Heights */
    --reiown-leading-tight: 1.2;
    --reiown-leading-snug: 1.3;
    --reiown-leading-normal: 1.5;
    --reiown-leading-relaxed: 1.75;

    /* --- Spacing (8px grid) --- */
    --reiown-space-1: 0.5rem;     /* 8px */
    --reiown-space-2: 1rem;       /* 16px */
    --reiown-space-3: 1.5rem;     /* 24px */
    --reiown-space-4: 2rem;       /* 32px */
    --reiown-space-5: 2.5rem;     /* 40px */
    --reiown-space-6: 3rem;       /* 48px */
    --reiown-space-8: 4rem;       /* 64px */
    --reiown-space-10: 5rem;      /* 80px */

    /* --- Border Radius --- */
    --reiown-radius-sm: 4px;
    --reiown-radius-md: 8px;
    --reiown-radius-lg: 12px;
    --reiown-radius-xl: 16px;
    --reiown-radius-full: 9999px;

    /* --- Shadows --- */
    --reiown-shadow-sm: 0 1px 2px rgba(26, 39, 68, 0.05);
    --reiown-shadow-md: 0 4px 6px -1px rgba(26, 39, 68, 0.1);
    --reiown-shadow-lg: 0 10px 15px -3px rgba(26, 39, 68, 0.1);
    --reiown-shadow-xl: 0 20px 25px -5px rgba(26, 39, 68, 0.1);

    /* --- Transitions --- */
    --reiown-ease: cubic-bezier(0.4, 0, 0.2, 1);
    --reiown-duration: 0.3s;

    /* --- Layout --- */
    --reiown-max-width: 1200px;
    --reiown-container-padding: 1.5rem;
}

/* --- Dark Mode Tokens --- */
[data-theme="dark"] {
    --reiown-navy: #E0ECF5;
    --reiown-navy-light: #B3D4E8;
    --reiown-gray-50: #0F172A;
    --reiown-gray-100: #1E293B;
    --reiown-gray-200: #334155;
    --reiown-gray-400: #94A3AF;
    --reiown-gray-500: #CBD5E1;
    --reiown-gray-600: #E2E8F0;
    --reiown-gray-700: #F1F5F9;
}