/* ==========================================================================
   Design Tokens — Mess Management Admin Panel
   ========================================================================== */

:root {
  /* Color — ledger-inspired palette, not generic SaaS blue */
  --color-bg: #FAF9F6;
  --color-surface: #FFFFFF;
  --color-surface-sunken: #F3F1EB;
  --color-ink: #1C2A24;
  --color-ink-soft: #4A564F;
  --color-ink-faint: #7C877F;
  --color-border: #E4E1D8;
  --color-border-strong: #CFCBBD;

  --color-primary: #2F6F4E;
  --color-primary-hover: #255A3F;
  --color-primary-soft: #E7F0EA;
  --color-primary-soft-border: #C4DBCC;

  --color-accent: #C8963E;
  --color-accent-soft: #FBF1DE;
  --color-accent-soft-border: #EFD9A8;

  --color-danger: #B3463F;
  --color-danger-soft: #FBEAE8;
  --color-danger-soft-border: #EFC4BF;

  --color-info: #3B6E91;
  --color-info-soft: #E8F1F7;

  /* Status colors (semantic) */
  --status-active: var(--color-primary);
  --status-active-bg: var(--color-primary-soft);
  --status-pending: var(--color-accent);
  --status-pending-bg: var(--color-accent-soft);
  --status-expired: var(--color-danger);
  --status-expired-bg: var(--color-danger-soft);
  --status-inactive-bg: #EEECE5;
  --status-inactive-text: var(--color-ink-faint);

  /* Typography */
  --font-display: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --fs-xs: 0.75rem;    /* 12px */
  --fs-sm: 0.8125rem;  /* 13px */
  --fs-base: 0.9375rem;/* 15px */
  --fs-md: 1.0625rem;  /* 17px */
  --fs-lg: 1.25rem;    /* 20px */
  --fs-xl: 1.625rem;   /* 26px */
  --fs-2xl: 2rem;      /* 32px */

  --lh-tight: 1.25;
  --lh-normal: 1.5;
  --lh-relaxed: 1.65;

  /* Spacing scale */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;
  --sp-12: 48px;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 999px;

  /* Shadow — single, restrained */
  --shadow-card: 0 1px 2px rgba(28, 42, 36, 0.04), 0 1px 1px rgba(28, 42, 36, 0.03);
  --shadow-float: 0 4px 16px rgba(28, 42, 36, 0.10), 0 2px 4px rgba(28, 42, 36, 0.06);

  /* Layout */
  --sidebar-width: 248px;
  --header-height: 64px;
  --header-height-mobile: 56px;
  --content-max: 1280px;

  /* Transitions */
  --ease-standard: cubic-bezier(0.2, 0, 0, 1);
  --t-fast: 120ms;
  --t-base: 180ms;

  /* Focus ring */
  --focus-ring: 0 0 0 3px rgba(47, 111, 78, 0.35);
}