/* ============================================================
   ResellZero — Design Tokens (Light Theme)
   ============================================================ */

:root {
  /* ── Brand ─────────────────────────────────── */
  --brand-500:      #E24B4A;
  --brand-gradient: linear-gradient(135deg, #E24B4A 0%, #F07171 100%);
  --brand-glow:     0 0 60px rgba(226,75,74,0.12);
  --brand-glow-sm:  0 0 24px rgba(226,75,74,0.08);
  --brand-bg:       rgba(226,75,74,0.08);

  /* ── Background ─────────────────────────────── */
  --bg-base:     #FFFFFF;
  --bg-surface:  #F9FAFB;
  --bg-elevated: #F3F4F6;
  --bg-overlay:  #FFFFFF;
  --bg-hover:    rgba(0,0,0,0.04);

  /* ── Border ─────────────────────────────────── */
  --border-subtle:  rgba(0,0,0,0.07);
  --border-default: rgba(0,0,0,0.11);
  --border-strong:  rgba(0,0,0,0.18);
  --border-brand:   rgba(226,75,74,0.30);

  /* ── Text ───────────────────────────────────── */
  --text-primary:   #191F28;
  --text-secondary: #6B7684;
  --text-tertiary:  #9CA3AF;
  --text-inverse:   #FFFFFF;

  /* ── Status ─────────────────────────────────── */
  --color-success:    #34d399;
  --color-success-bg: rgba(52,211,153,0.1);
  --color-warning:    #fbbf24;
  --color-warning-bg: rgba(251,191,36,0.1);
  --color-danger:     #f87171;
  --color-danger-bg:  rgba(248,113,113,0.1);
  --color-info:       #60a5fa;
  --color-info-bg:    rgba(96,165,250,0.1);

  /* ── Radius ─────────────────────────────────── */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  /* ── Spacing ─────────────────────────────────── */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* ── Typography ─────────────────────────────── */
  --font-sans: 'Pretendard Variable', 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;

  --text-xs:   0.75rem;    /* 12px */
  --text-sm:   0.875rem;   /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg:   1.125rem;   /* 18px */
  --text-xl:   1.25rem;    /* 20px */
  --text-2xl:  1.5rem;     /* 24px */
  --text-3xl:  1.875rem;   /* 30px */
  --text-4xl:  2.25rem;    /* 36px */
  --text-5xl:  3rem;       /* 48px */
  --text-6xl:  3.75rem;    /* 60px */
  --text-7xl:  4.5rem;     /* 72px */

  --weight-normal:   400;
  --weight-medium:   500;
  --weight-semibold: 600;
  --weight-bold:     700;
  --weight-extrabold:800;

  --leading-tight:  1.2;
  --leading-snug:   1.35;
  --leading-normal: 1.6;
  --leading-relaxed:1.75;

  /* ── Shadow ─────────────────────────────────── */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 60px rgba(0,0,0,0.15);

  /* ── Transition ─────────────────────────────── */
  --ease-default: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out:     cubic-bezier(0, 0, 0.2, 1);
  --ease-spring:  cubic-bezier(0.34, 1.56, 0.64, 1);

  --duration-fast:   150ms;
  --duration-base:   200ms;
  --duration-slow:   350ms;

  /* ── Layout ─────────────────────────────────── */
  --container-max: 1200px;
  --sidebar-width: 240px;
  --nav-height:    64px;
}

/* ============================================================
   Dark Theme Override
   ============================================================ */
[data-theme="dark"] {
  --bg-base:     #0F1117;
  --bg-surface:  #161B25;
  --bg-elevated: #1D2535;
  --bg-overlay:  #161B25;
  --bg-hover:    rgba(255,255,255,0.05);

  --border-subtle:  rgba(255,255,255,0.06);
  --border-default: rgba(255,255,255,0.10);
  --border-strong:  rgba(255,255,255,0.18);
  --border-brand:   rgba(226,75,74,0.40);

  --text-primary:   #EAEDF2;
  --text-secondary: #8895A7;
  --text-tertiary:  #4E5A6B;
  --text-inverse:   #0F1117;

  --shadow-xs: 0 1px 2px rgba(0,0,0,0.40);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.45);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.55);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.65);
  --shadow-xl: 0 16px 60px rgba(0,0,0,0.75);
}