/* ============================================
   MargemPRO — Design System: Papel & Caneta
   ============================================
   White-Label ready: --marker-accent and brand
   vars are injected via JS from Firestore config.
   ============================================ */

/* Fonts loaded via <link> in HTML for non-blocking render */

/* =========================================
   1. CSS VARIABLES (White-Label Ready)
   ========================================= */
:root {
  /* ── Cork Board Background ── */
  --cork-base: #C49A6C;
  --cork-dark: #A67B52;
  --cork-light: #D4AD7A;
  --cork-frame: #5C3D2E;

  /* ── Paper & Surface ── */
  --paper-canvas: #FDFBF7;
  --white-slip: #FFF9E6;
  --slip-done: #D4EDDA;
  --paper-lines: #E8EDF4;

  /* ── Ink & Text ── */
  --pen-ink: #1A1A1A;
  --pen-ink-blue: #1C3B5E;
  --pencil-slate: #6B7280;
  --pencil-light: #727B87;

  /* ── Structure ── */
  --ruled-line: #D1D5DB;
  --ruled-line-light: #E0E5EC;

  /* ── Brand / Marker (White-Label overridable) ── */
  --marker-accent: #C85A32;
  --marker-accent-light: #FDF4F0;
  --marker-accent-dark: #9F3C16;

  /* ── Status ── */
  --alert-positive: #10B981;
  --alert-positive-bg: #ECFDF5;
  --alert-warning: #F59E0B;
  --alert-warning-bg: #FEF3C7;
  --alert-critical: #EF4444;
  --alert-critical-bg: #FEF2F2;

  /* ── Typography ── */
  --font-handwritten: 'Caveat', 'Patrick Hand', cursive;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* ── Spacing ── */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --screen-margin: 1.25rem;
  --touch-target: 48px;

  /* ── Shadows (Hard / Offset only) ── */
  --shadow-hard: 3px 3px 0px var(--pen-ink);
  --shadow-hard-sm: 2px 2px 0px var(--pen-ink);
  --shadow-hard-accent: 3px 3px 0px var(--marker-accent);
  --shadow-pressed: 1px 1px 0px var(--pen-ink);

  /* ── Borders ── */
  --border-pen: 2px solid var(--pen-ink);
  --border-pencil: 1px solid var(--ruled-line);
  --border-dashed: 2px dashed var(--ruled-line);

  /* ── Transitions ── */
  --transition-snap: 100ms ease;
  --transition-quick: 150ms ease;

  /* ── Layout ── */
  --max-content: 720px;
  --nav-height: 64px;
  --header-height: 56px;

  /* ── Notebook line spacing ── */
  --notebook-line-gap: 32px;
}


/* =========================================
   2. RESET & BASE
   ========================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  color: #FFFFFF;
  background-color: var(--cork-base);
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-bottom: calc(var(--nav-height) + env(safe-area-inset-bottom, 0px));
  overflow-x: hidden;

  /* Cork board texture — drop a tileable JPG/PNG at assets/cork-texture.jpg */
  background-image: url('../assets/cork-texture.jpg');
  background-size: 400px 400px;
  background-repeat: repeat;
}

img, svg { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; border: none; background: none; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* Global focus-visible (WCAG 2.4.7) */
*:focus-visible {
  outline: 2.5px solid var(--marker-accent);
  outline-offset: 2px;
}

.input-line:focus-visible,
.select-line:focus-visible {
  outline: none;
  border-bottom-color: var(--marker-accent);
}


/* =========================================
   3. TYPOGRAPHY
   ========================================= */

/* Handwritten style for titles */
.text-display {
  font-family: var(--font-handwritten);
  font-size: 2rem;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--pen-ink);
}

.text-headline {
  font-family: var(--font-handwritten);
  font-size: 1.5rem;
  line-height: 1.3;
  font-weight: 600;
  color: var(--pen-ink);
}

.text-headline-sm {
  font-family: var(--font-handwritten);
  font-size: 1.25rem;
  line-height: 1.4;
  font-weight: 600;
  color: var(--pen-ink);
}

.text-body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.5;
  font-weight: 400;
  color: var(--pen-ink);
}

.text-body-sm {
  font-family: var(--font-body);
  font-size: 0.875rem;
  line-height: 1.4;
  color: var(--pencil-slate);
}

.text-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--pencil-slate);
}

/* Monospace "stamped" numbers */
.text-data {
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1.25;
  font-weight: 500;
  color: var(--pen-ink);
}

.text-data-lg {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1.2;
  font-weight: 600;
}

.text-data-sm {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.3;
  font-weight: 500;
}

.text-data-display {
  font-family: var(--font-mono);
  font-size: 2rem;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Accent coloring */
.text-accent { color: var(--marker-accent); }
.text-positive { color: var(--alert-positive); }
.text-warning { color: var(--alert-warning); }
.text-critical { color: var(--alert-critical); }
.text-muted { color: var(--pencil-slate); }
.text-light { color: var(--pencil-light); }


/* =========================================
   4. BUTTONS
   ========================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  min-height: var(--touch-target);
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: 4px;
  transition: transform var(--transition-snap), box-shadow var(--transition-snap);
  user-select: none;
  white-space: nowrap;
}

/* Primary: filled with ink */
.btn-primary {
  background: var(--pen-ink);
  color: var(--white-slip);
  border: var(--border-pen);
  box-shadow: var(--shadow-hard);
}
.btn-primary:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px var(--pen-ink);
}
.btn-primary:active {
  transform: translate(2px, 2px);
  box-shadow: var(--shadow-pressed);
}

/* Accent: filled with marker */
.btn-accent {
  background: var(--marker-accent);
  color: var(--white-slip);
  border: 2px solid var(--marker-accent-dark);
  box-shadow: var(--shadow-hard-accent);
}
.btn-accent:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px var(--marker-accent-dark);
}
.btn-accent:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0px var(--marker-accent-dark);
}

/* Secondary: outlined on paper */
.btn-secondary {
  background: var(--white-slip);
  color: var(--pen-ink);
  border: var(--border-pen);
  box-shadow: var(--shadow-hard-sm);
}
.btn-secondary:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px var(--pen-ink);
}
.btn-secondary:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px var(--pen-ink);
}

/* Ghost: minimal */
.btn-ghost {
  background: transparent;
  color: var(--pencil-slate);
  border: 1px solid transparent;
  padding: var(--space-sm) var(--space-md);
}
.btn-ghost:hover {
  background: var(--ruled-line-light);
}
.btn-ghost:active {
  background: var(--ruled-line);
}

/* Disabled state (all buttons) */
.btn:disabled, .btn[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
  transform: none !important;
  box-shadow: none !important;
}

/* Full width */
.btn-block { width: 100%; }

/* Icon-only button */
.btn-icon {
  width: var(--touch-target);
  height: var(--touch-target);
  padding: 0;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}


/* =========================================
   5. CARDS (Comandas de Papel)
   ========================================= */

.card {
  background: var(--white-slip);
  border: var(--border-pen);
  border-radius: 2px;
  padding: var(--space-md);
  padding-top: calc(var(--space-md) + 8px);
  box-shadow: var(--shadow-hard);
  position: relative;
  color: var(--pen-ink);
}

/* Thermal receipt lines on every card */
.card::before {
  content: '';
  position: absolute;
  inset: 20px 8px 8px 8px;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 23px,
    transparent 23px,
    #E5E5E5 23px
  );
  background-size: 100% 24px;
  -webkit-mask-image: repeating-linear-gradient(
    to right,
    #000 0px, #000 3px,
    transparent 3px, transparent 6px
  );
  mask-image: repeating-linear-gradient(
    to right,
    #000 0px, #000 3px,
    transparent 3px, transparent 6px
  );
  opacity: 0.6;
  z-index: 0;
}

/* Pin on every card */
.card::after {
  content: '';
  position: absolute;
  top: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 35%, var(--pin-color, #9CA3AF), var(--pin-border, #4B5563));
  border: 1.5px solid var(--pin-border, #4B5563);
  box-shadow: 0 2px 3px rgba(0,0,0,0.3), inset 0 1px 1px rgba(255,255,255,0.3);
  z-index: 3;
  overflow: visible;
}

/* Dog-ear fold on top-right */
.card > .card-ear {
  position: absolute;
  top: 0;
  right: 0;
  width: 18px;
  height: 18px;
  background: linear-gradient(225deg, var(--cork-base) 48%, #C8B88A 50%, #E8DCC0 52%);
  z-index: 2;
}

.card--done > .card-ear {
  background: linear-gradient(225deg, var(--cork-base) 48%, #8CB89A 50%, #B0D4B8 52%);
}

/* Card inner content above the lines */
.card > * { position: relative; z-index: 1; }

/* Subtle alternating rotations */
.card:nth-child(odd)  { transform: rotate(-0.3deg); }
.card:nth-child(even) { transform: rotate(0.25deg); }
.card:nth-child(3n)   { transform: rotate(0.4deg); }

/* Card paid/done — green post-it */
.card--done {
  background: var(--slip-done);
}

/* ── Post-it color variants ── */
.card--postit-yellow  { background: #FFF176; }
.card--postit-pink    { background: #F8BBD0; }
.card--postit-blue    { background: #B3E5FC; }
.card--postit-green   { background: #C8E6C9; }
.card--postit-orange  { background: #FFCC80; }
.card--postit-purple  { background: #E1BEE7; }

/* Post-it sticky top edge (adhesive strip) */
.card--postit-yellow::before,
.card--postit-pink::before,
.card--postit-blue::before,
.card--postit-green::before,
.card--postit-orange::before,
.card--postit-purple::before {
  background: none;
}

.card--postit {
  border: none;
  box-shadow: 2px 3px 6px rgba(0,0,0,0.2);
  padding-top: var(--space-md);
  color: #1A1A1A;
}

.card--postit .metric-card__label,
.card--postit .text-label,
.card--postit .text-body-sm,
.card--postit .metric-currency,
.card--postit .receipt-meta {
  color: rgba(0,0,0,0.65);
}

.card--postit .text-data-display,
.card--postit .text-data-lg,
.card--postit .text-data,
.card--postit .metric-card__value {
  color: #1A1A1A;
}

.card--postit::before {
  inset: 0 0 auto 0;
  height: 14px;
  background: rgba(255,255,255,0.35) !important;
  opacity: 1;
  -webkit-mask-image: none;
  mask-image: none;
}

.card--postit::after {
  display: none;
}

/* Slight curl at bottom */
.card--postit {
  border-radius: 1px 1px 1px 20px / 1px 1px 1px 4px;
}

/* Card without pin (for overlays/forms) */
.card--no-pin { padding-top: var(--space-md); overflow: visible; }
.card--no-pin::before { display: none; }
.card--no-pin::after { display: none; }
.card--no-pin { transform: none !important; }

.card-flat {
  background: var(--white-slip);
  border: 1px solid var(--ruled-line);
  border-radius: 2px;
  padding: var(--space-md);
  color: var(--pen-ink);
}

/* Serrated top edge (torn paper effect) */
.card-torn::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 0;
  right: 0;
  height: 6px;
  background: repeating-linear-gradient(
    90deg,
    var(--white-slip) 0px,
    var(--white-slip) 4px,
    transparent 4px,
    transparent 8px
  );
}

/* Pinned note (rotated slightly) */
.card-pinned {
  transform: rotate(-0.5deg);
}

/* Pin color variants (for order status) */
.card--pin-yellow  { --pin-color: #F59E0B; --pin-border: #92400E; }
.card--pin-orange  { --pin-color: #C85A32; --pin-border: #7C2D12; }
.card--pin-green   { --pin-color: #10B981; --pin-border: #065F46; }
.card--pin-gray    { --pin-color: #9CA3AF; --pin-border: #4B5563; }

/* ── Thermal receipt style (applied to all cards) ── */

.receipt-cut {
  border: none;
  border-top: 2px dashed var(--ruled-line);
  margin: var(--space-sm) 0;
}

.receipt-number {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.receipt-customer {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.receipt-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--pencil-slate);
  letter-spacing: 0.02em;
}

.receipt-item {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  padding: 3px 0;
}

.receipt-total {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  font-weight: 700;
}

.card-receipt .receipt-cut {
  border: none;
  border-top: 2px dashed var(--ruled-line);
  margin: var(--space-sm) 0;
}

/* Card with left accent bar */
.card-accent {
  border-left: 4px solid var(--marker-accent);
}


/* =========================================
   6. INPUTS (Formulário de Bloco)
   ========================================= */

.input-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding: var(--space-sm) 0;
}

.input-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--pencil-slate);
}

.input-line {
  width: 100%;
  min-height: var(--touch-target);
  padding: var(--space-sm) 0;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--pen-ink);
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--ruled-line);
  outline: none;
  transition: border-color var(--transition-quick);
}

/* Search bar on cork needs white background */
.search-bar {
  background: var(--white-slip);
  border: var(--border-pen);
  border-radius: 4px;
  padding: 0 var(--space-md);
  box-shadow: var(--shadow-hard-sm);
}

.search-bar .input-line {
  border-bottom: none;
}

.input-line:focus {
  border-bottom-color: var(--marker-accent);
}

.input-line::placeholder {
  color: var(--pencil-light);
  font-style: italic;
}

/* Numeric input (monospace) */
.input-line[type="number"],
.input-mono {
  font-family: var(--font-mono);
  font-weight: 500;
}

/* Select styled as underline */
.select-line {
  width: 100%;
  min-height: var(--touch-target);
  padding: var(--space-sm) 0;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--pen-ink);
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--ruled-line);
  border-radius: 0;
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 4px center;
}

.select-line:focus {
  border-bottom-color: var(--marker-accent);
}


/* =========================================
   7. BADGES (Carimbos de Cozinha)
   ========================================= */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.3rem 0.6rem;
  font-family: var(--font-body);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
  /* Sticker effect */
  border-radius: 2px;
  border: none;
  box-shadow:
    1px 1px 0px rgba(0,0,0,0.15),
    inset 0 -1px 0 rgba(0,0,0,0.08);
  transform: rotate(-1deg);
  position: relative;
}

.badge::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 4px;
  right: 4px;
  height: 2px;
  background: rgba(255,255,255,0.4);
  border-radius: 0 0 2px 2px;
}

.badge:nth-child(even) { transform: rotate(0.8deg); }
.badge:nth-child(3n) { transform: rotate(-0.5deg); }

.badge-positive {
  color: #FFFFFF;
  background: var(--alert-positive);
}

.badge-warning {
  color: #FFFFFF;
  background: var(--alert-warning);
}

.badge-critical {
  color: #FFFFFF;
  background: var(--alert-critical);
}

.badge-accent {
  color: #FFFFFF;
  background: var(--marker-accent);
}

.badge-neutral {
  color: #FFFFFF;
  background: var(--pencil-slate);
}


/* =========================================
   8. CHIPS (Filtros)
   ========================================= */

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  height: 40px;
  padding: 0 var(--space-md);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  border: 1.5px solid var(--ruled-line);
  border-radius: 20px;
  background: var(--white-slip);
  color: var(--pencil-slate);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-quick);
}

.chip:active {
  background: var(--ruled-line-light);
}

.chip-active {
  background: var(--pen-ink);
  color: var(--white-slip);
  border-color: var(--pen-ink);
}

.chip-accent {
  background: var(--marker-accent);
  color: var(--white-slip);
  border-color: var(--marker-accent);
}


/* =========================================
   9. TOP APP BAR
   ========================================= */

.app-header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 var(--screen-margin);
  background: var(--cork-frame);
  border-bottom: 3px solid #3D2416;
  color: var(--paper-canvas);
}

.app-header__biz {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--paper-canvas);
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 20px;
  padding: 4px 10px;
  cursor: pointer;
  transition: background var(--transition-quick);
  max-width: 180px;
  overflow: hidden;
}

.app-header__biz:hover {
  background: rgba(255,255,255,0.2);
}

.app-header__biz-name {
  font-size: 0.8125rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-header__title {
  font-family: var(--font-handwritten);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--paper-canvas);
}

.app-header .btn-icon {
  color: var(--paper-canvas);
}

.app-header__logo {
  height: 32px;
  width: auto;
}


/* =========================================
   10. BOTTOM NAVIGATION
   ========================================= */

.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: var(--nav-height);
  background: var(--cork-frame);
  border-top: 3px solid #3D2416;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.bottom-nav__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  width: 100%;
  height: 100%;
  color: rgba(253,251,247,0.6);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color var(--transition-quick);
}

.bottom-nav__item--active {
  color: var(--paper-canvas);
  font-weight: 700;
}

.bottom-nav__item .material-symbols-outlined {
  font-size: 24px;
  transition: font-variation-settings var(--transition-quick);
}

.bottom-nav__item:hover {
  color: var(--paper-canvas);
}


/* =========================================
   11. FAB (Floating Action Button)
   ========================================= */

.fab {
  position: fixed;
  bottom: calc(var(--nav-height) + var(--space-md) + env(safe-area-inset-bottom, 0px));
  right: var(--screen-margin);
  z-index: 45;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--marker-accent);
  color: var(--white-slip);
  border: 2px solid var(--marker-accent-dark);
  box-shadow: 3px 3px 0px rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-snap), box-shadow var(--transition-snap);
}

.fab:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px var(--pen-ink);
}
.fab:active {
  transform: translate(2px, 2px);
  box-shadow: var(--shadow-pressed);
}

.fab .material-symbols-outlined {
  font-size: 28px;
}


/* =========================================
   12. DIVIDERS & SEPARATORS
   ========================================= */

.divider {
  border: none;
  border-top: 1px solid var(--ruled-line);
  margin: var(--space-md) 0;
}

.divider-heavy {
  border-top: 2px solid var(--pen-ink);
}

.divider-dashed {
  border-top: 2px dashed var(--ruled-line);
}


/* =========================================
   13. TABS (Sub-navigation)
   ========================================= */

.tabs {
  display: flex;
  border-bottom: 2px solid rgba(255,255,255,0.2);
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }

.tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: var(--touch-target);
  padding: 0 var(--space-md);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.6);
  white-space: nowrap;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition-quick);
}

.tab--active {
  color: #FFFFFF;
  font-weight: 700;
  border-bottom-color: #FFFFFF;
}


/* =========================================
   14. PAGE LAYOUT
   ========================================= */

.page {
  display: none;
  flex-direction: column;
  gap: var(--space-xl);
  padding: var(--space-md) var(--screen-margin);
  padding-bottom: 100px;
  max-width: var(--max-content);
  margin: 0 auto;
  width: 100%;
  animation: pageIn 120ms ease;
}

.page--active {
  display: flex;
}

@keyframes pageIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.section-title {
  font-family: var(--font-handwritten);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--pencil-slate);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--ruled-line);
  margin-bottom: var(--space-sm);
}


/* =========================================
   15. METRIC CARDS
   ========================================= */

.metric-card__label {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--pencil-slate);
  margin-bottom: var(--space-xs);
}

.metric-card__value {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--pen-ink);
}

.metric-card__trend {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-top: var(--space-xs);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
}

/* Value + currency layout (R$ small below the number) */
.metric-value {
  display: flex;
  flex-direction: column;
  margin-top: var(--space-sm);
}

.metric-currency {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--pencil-slate);
  letter-spacing: 0.04em;
  margin-top: -2px;
}


/* =========================================
   16. PROGRESS BAR
   ========================================= */

.progress-track {
  width: 100%;
  height: 12px;
  background: var(--ruled-line-light);
  border-radius: 0;
  border: 1px solid var(--ruled-line);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--marker-accent);
  transition: width 600ms ease-out;
}


/* =========================================
   17. LISTS
   ========================================= */

.list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--ruled-line);
  gap: var(--space-md);
}

.list-item:last-child {
  border-bottom: none;
}

.list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) 0;
  border-bottom: 2px solid var(--pen-ink);
}


/* =========================================
   18. GRID SYSTEM
   ========================================= */

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.stack-sm { gap: var(--space-sm); }
.stack-lg { gap: var(--space-lg); }
.stack-xl { gap: var(--space-xl); }

.row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.row-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}


/* =========================================
   19. BUSINESS SWITCHER
   ========================================= */

.biz-switcher {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--paper-canvas);
  border: 2px solid var(--pen-ink);
  border-radius: 2px;
  cursor: pointer;
  box-shadow: var(--shadow-hard-sm);
  transition: transform var(--transition-snap), box-shadow var(--transition-snap);
}

.biz-switcher:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px var(--pen-ink);
}

.biz-switcher__name {
  font-family: var(--font-handwritten);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--marker-accent-dark);
  flex: 1;
}

.biz-switcher__icon {
  color: var(--marker-accent);
  font-size: 20px;
}


/* =========================================
   20. MODALS & OVERLAYS
   ========================================= */

.overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(26, 26, 26, 0.4);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-quick), visibility var(--transition-quick);
}

.overlay--active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.sheet {
  background: var(--paper-canvas);
  color: var(--pen-ink);
  border-top: 2px solid var(--pen-ink);
  border-radius: 8px 8px 0 0;
  padding: var(--space-lg) var(--screen-margin);
  width: 100%;
  max-width: var(--max-content);
  max-height: 85dvh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform var(--transition-snap);
}

.overlay--active .sheet {
  transform: translateY(0);
}

.sheet__handle {
  width: 48px;
  height: 4px;
  background: var(--ruled-line);
  border-radius: 2px;
  margin: 0 auto var(--space-md);
}


/* =========================================
   21. EMPTY STATES
   ========================================= */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl) var(--space-md);
  text-align: center;
  gap: var(--space-md);
}

.empty-state__icon {
  font-size: 48px;
  color: rgba(255,255,255,0.6);
}

.empty-state__title {
  font-family: var(--font-handwritten);
  font-size: 1.25rem;
  color: #FFFFFF;
}

.empty-state__text {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.75);
  max-width: 280px;
}


/* =========================================
   22. BAR CHART
   ========================================= */

.chart-bars {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-sm);
  height: 180px;
  padding-top: var(--space-md);
}

.chart-bar {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  height: 100%;
  justify-content: flex-end;
}

.chart-bar__fill {
  width: 100%;
  background: var(--ruled-line-light);
  border: 1px solid var(--ruled-line);
  border-radius: 2px 2px 0 0;
  transition: height 400ms ease-out;
}

.chart-bar__fill--accent {
  background: var(--marker-accent);
  border-color: var(--marker-accent-dark);
}

.chart-bar__label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--pencil-slate);
}

.chart-bar--active .chart-bar__label {
  color: var(--pen-ink);
  font-weight: 700;
}


/* =========================================
   23. UTILITIES
   ========================================= */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.no-scrollbar { scrollbar-width: none; }
.no-scrollbar::-webkit-scrollbar { display: none; }

.hidden { display: none !important; }

.flex-1 { flex: 1; }
.w-full { width: 100%; }
.text-right { text-align: right; }
.text-center { text-align: center; }

.mt-auto { margin-top: auto; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }

.px-screen { padding-left: var(--screen-margin); padding-right: var(--screen-margin); }
.py-md { padding-top: var(--space-md); padding-bottom: var(--space-md); }

.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }

/* Common inline-style replacements */
.btn-sm {
  font-size: 0.75rem;
  min-height: 36px;
  padding: 6px 14px;
}

.opacity-muted { opacity: 0.6; }

.text-struck {
  text-decoration: line-through;
  color: var(--pencil-slate);
}

.block { display: block; }

/* Sheet without horizontal padding (for overlays with custom inner padding) */
.sheet--flush {
  padding-left: 0;
  padding-right: 0;
}


/* =========================================
   SKELETON LOADING
   ========================================= */

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--ruled-line-light) 25%,
    var(--white-slip) 50%,
    var(--ruled-line-light) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease infinite;
  border-radius: 4px;
  color: transparent !important;
  pointer-events: none;
  user-select: none;
}

.skeleton-card {
  background: var(--white-slip);
  border: 1px solid var(--ruled-line);
  border-radius: 4px;
  padding: var(--space-md);
  margin-bottom: var(--space-md);
}

.skeleton-line {
  height: 14px;
  margin-bottom: 10px;
  border-radius: 3px;
}

.skeleton-line:last-child { margin-bottom: 0; }
.skeleton-line--short { width: 40%; }
.skeleton-line--medium { width: 70%; }
.skeleton-line--full { width: 100%; }


/* =========================================
   23. RESPONSIVE (Desktop expansion)
   ========================================= */

/* Small screens */
@media (max-width: 360px) {
  :root {
    --screen-margin: 0.75rem;
  }

  .grid-2 {
    grid-template-columns: 1fr;
  }

  .period-selector {
    flex-wrap: wrap;
  }

  .text-data-display {
    font-size: 1.5rem;
  }
}

@media (min-width: 768px) {
  :root {
    --screen-margin: 2rem;
    --max-content: 960px;
  }

  body {
    padding-bottom: 0;
    padding-left: 80px;
  }

  /* Bottom nav becomes sidebar on desktop */
  .bottom-nav {
    top: 0;
    bottom: 0;
    left: 0;
    right: auto;
    width: 80px;
    height: 100vh;
    flex-direction: column;
    justify-content: center;
    border-top: none;
    border-right: 3px solid #3D2416;
    padding-bottom: 0;
  }

  .bottom-nav__item {
    width: 80px;
    height: 64px;
  }

  /* Cards in multi-column on desktop */
  .page {
    max-width: var(--max-content);
  }

  .grid-2-desktop {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
  }

  .grid-3-desktop {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
  }
}

@media (min-width: 1024px) {
  :root {
    --max-content: 1080px;
  }
}


/* =========================================
   24. MATERIAL SYMBOLS CONFIG
   ========================================= */

.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  user-select: none;
}

.material-symbols-outlined.fill {
  font-variation-settings: 'FILL' 1;
}


/* =========================================
   25. SCROLLBAR GLOBAL
   ========================================= */

::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--ruled-line);
  border-radius: 2px;
}