/* =========================================================
   Cachê-ERP · Colors & Type
   Ultramarine + Marigold on Cream Paper
   A distinctive, warm, merchant-first palette.
   ========================================================= */

/* PERF (CPO Onda 3): font-display:swap + dropou opsz axis variable do Fraunces + dropou JetBrains Mono (system-mono basta) */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:wght@500;600;700&family=Geist:wght@400;500;600;700&display=swap');

:root {
  /* ─── BRAND ──────────────────────────────────────── */
  --brand-ultramarine: #322c85;   /* the real logo color */
  --brand-ultramarine-deep: #1f1b5c;
  --brand-ultramarine-mid:  #433ba8;
  --brand-ultramarine-tint: #5B52E0;
  --brand-ultramarine-pale: #E8E6FA;

  --brand-marigold:      #F5A524;  /* signature accent — Brazilian warmth */
  --brand-marigold-deep: #C77A00;
  --brand-marigold-pale: #FCE8B8;

  --brand-terracotta:    #C2410C;  /* tertiary — feira/market energy */
  --brand-moss:          #3F6B3A;  /* positive / caixa */

  /* ─── NEUTRALS · cream paper scale ───────────────── */
  --paper-50:  #FDFBF5;
  --paper-100: #FAF6EE;   /* canvas (light) */
  --paper-200: #F2EDE1;
  --paper-300: #E6DFCE;
  --paper-400: #C9C0AA;
  --paper-500: #8E8778;
  --paper-600: #5C574D;
  --paper-700: #3A3731;
  --paper-800: #1F1D1A;

  /* ─── NEUTRALS · ink scale (dark-mode surfaces) ──── */
  --ink-950: #0E0B2E;     /* deepest — ultramarine-tinted, NOT #000 */
  --ink-900: #141133;
  --ink-800: #1D1945;
  --ink-700: #2A2559;
  --ink-600: #3C3674;
  --ink-500: #625A9A;
  --ink-400: #9A93C7;
  --ink-300: #C9C4E3;
  --ink-200: #E4E1F2;

  /* ─── SEMANTIC · light mode (default) ────────────── */
  --bg-canvas:   var(--paper-100);
  --bg-surface:  var(--paper-50);
  --bg-raised:   #FFFFFF;
  --bg-sunken:   var(--paper-200);
  --bg-inverse:  var(--ink-950);

  --fg-1: var(--paper-800);     /* primary text */
  --fg-2: var(--paper-700);     /* body text */
  --fg-3: var(--paper-600);     /* secondary text */
  --fg-4: var(--paper-500);     /* muted / placeholder */
  --fg-on-brand: #FFFFFF;

  --border-1: var(--paper-300);
  --border-2: var(--paper-400);
  --border-strong: var(--paper-700);

  --accent:         var(--brand-ultramarine);
  --accent-hover:   var(--brand-ultramarine-deep);
  --accent-pressed: var(--brand-ultramarine-deep);
  --accent-soft:    var(--brand-ultramarine-pale);
  --accent-fg:      #FFFFFF;

  --highlight:      var(--brand-marigold);
  --highlight-soft: var(--brand-marigold-pale);

  --success: #2D6A4F;
  --success-soft: #D6E9DD;
  --warning: var(--brand-marigold-deep);
  --warning-soft: var(--brand-marigold-pale);
  --danger:  #B00020;
  --danger-soft:  #F7DADA;

  /* ─── TYPE ────────────────────────────────────────── */
  --font-display: 'Fraunces', 'Cambria', Georgia, serif;
  --font-sans:    'Geist', 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Code', ui-monospace, monospace;

  --fs-12: 12px;
  --fs-13: 13px;
  --fs-14: 14px;
  --fs-16: 16px;
  --fs-18: 18px;
  --fs-20: 20px;
  --fs-24: 24px;
  --fs-32: 32px;
  --fs-40: 40px;
  --fs-56: 56px;
  --fs-80: 80px;

  --lh-tight:  1.1;
  --lh-snug:   1.25;
  --lh-normal: 1.45;
  --lh-loose:  1.65;

  --tracking-display: -0.03em;
  --tracking-tight:   -0.01em;
  --tracking-normal:  0em;
  --tracking-wide:    0.04em;
  --tracking-caps:    0.08em;

  /* ─── 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;

  /* ─── RADII ───────────────────────────────────────── */
  --r-xs: 4px;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 20px;
  --r-2xl: 28px;
  --r-full: 9999px;

  /* ─── SHADOWS (paper-soft, not glassmorphic) ─────── */
  --shadow-1: 0 1px 2px rgba(31, 27, 92, 0.05), 0 1px 1px rgba(31, 27, 92, 0.04);
  --shadow-2: 0 2px 6px rgba(31, 27, 92, 0.06), 0 1px 2px rgba(31, 27, 92, 0.04);
  --shadow-3: 0 8px 18px rgba(31, 27, 92, 0.08), 0 2px 4px rgba(31, 27, 92, 0.04);
  --shadow-4: 0 18px 40px rgba(31, 27, 92, 0.12), 0 4px 8px rgba(31, 27, 92, 0.05);
  --shadow-inset: inset 0 1px 0 rgba(255,255,255,0.9), inset 0 -1px 0 rgba(31, 27, 92, 0.05);
  --shadow-focus: 0 0 0 3px rgba(50, 44, 133, 0.25);

  /* ─── MOTION ──────────────────────────────────────── */
  --ease-out:   cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-in-out: cubic-bezier(0.6, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast:   120ms;
  --dur-med:    220ms;
  --dur-slow:   420ms;
}

/* ─── DARK MODE · ultramarine-ink, never pure black ── */
[data-theme="dark"] {
  --bg-canvas:   var(--ink-950);
  --bg-surface:  var(--ink-900);
  --bg-raised:   var(--ink-800);
  --bg-sunken:   #0A0822;
  --bg-inverse:  var(--paper-50);

  --fg-1: #F3F1FA;
  --fg-2: #D9D5EC;
  --fg-3: var(--ink-400);
  --fg-4: var(--ink-500);
  --fg-on-brand: #FFFFFF;

  --border-1: rgba(255,255,255,0.08);
  --border-2: rgba(255,255,255,0.14);
  --border-strong: rgba(255,255,255,0.28);

  --accent:         var(--brand-ultramarine-tint);
  --accent-hover:   #6E66E6;
  --accent-pressed: var(--brand-ultramarine-mid);
  --accent-soft:    rgba(91, 82, 224, 0.18);

  --highlight-soft: rgba(245, 165, 36, 0.18);
  --success-soft:   rgba(45, 106, 79, 0.24);
  --danger-soft:    rgba(176, 0, 32, 0.22);
  --warning-soft:   rgba(245, 165, 36, 0.20);

  --shadow-1: 0 1px 2px rgba(0,0,0,0.4);
  --shadow-2: 0 2px 6px rgba(0,0,0,0.45);
  --shadow-3: 0 8px 22px rgba(0,0,0,0.5);
  --shadow-4: 0 20px 48px rgba(0,0,0,0.6);
  --shadow-focus: 0 0 0 3px rgba(91, 82, 224, 0.4);
}

/* =========================================================
   SEMANTIC TYPE STYLES
   ========================================================= */

body {
  font-family: var(--font-sans);
  font-size: var(--fs-14);
  line-height: var(--lh-normal);
  color: var(--fg-1);
  background: var(--bg-canvas);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.display-xl {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-80);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-display);
  font-variation-settings: "opsz" 144;
}

h1, .h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-56);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-display);
  font-variation-settings: "opsz" 96;
  color: var(--fg-1);
}

h2, .h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-40);
  line-height: var(--lh-snug);
  letter-spacing: var(--tracking-display);
  font-variation-settings: "opsz" 48;
  color: var(--fg-1);
}

h3, .h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-24);
  line-height: var(--lh-snug);
  letter-spacing: var(--tracking-tight);
  font-variation-settings: "opsz" 24;
  color: var(--fg-1);
}

h4, .h4 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--fs-18);
  line-height: var(--lh-snug);
  letter-spacing: var(--tracking-tight);
  color: var(--fg-1);
}

.eyebrow {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--fs-12);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--fg-3);
}

p, .body {
  font-family: var(--font-sans);
  font-size: var(--fs-14);
  line-height: var(--lh-normal);
  color: var(--fg-2);
}

.body-lg {
  font-size: var(--fs-16);
  line-height: var(--lh-loose);
}

.caption {
  font-size: var(--fs-12);
  color: var(--fg-3);
  line-height: var(--lh-normal);
}

.numeric, .mono {
  font-family: var(--font-mono);
  font-feature-settings: "tnum" 1, "zero" 1;
}

.currency {
  font-family: var(--font-display);
  font-variation-settings: "opsz" 48;
  font-weight: 500;
  font-feature-settings: "tnum" 1, "lnum" 1;
  letter-spacing: var(--tracking-tight);
}

code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  padding: 2px 6px;
  border-radius: var(--r-xs);
  background: var(--bg-sunken);
  color: var(--fg-1);
  border: 1px solid var(--border-1);
}

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-fast) var(--ease-out);
}
a:hover { border-bottom-color: var(--accent); }

hr {
  border: 0;
  border-top: 1px solid var(--border-1);
  margin: var(--space-6) 0;
}