/* ==========================================================================
   Estilos Canónicos - Calculadora de escandallos y Food Cost
   fijate.com / tools / calculadora-escandallos
   ========================================================================== */

:root {
  --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Colores tema oscuro (por defecto) */
  --bg-body: #0d121c;
  --bg-card: #151d2c;
  --bg-card-hover: #1c273a;
  --bg-input: #101724;
  --bg-accent-subtle: rgba(234, 88, 12, 0.1);
  --border-color: #212e44;
  --border-focus: #ea580c;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --color-primary: #ea580c; /* Naranja fuego gastronómico */
  --color-primary-glow: rgba(234, 88, 12, 0.35);
  --color-accent: #10b981;
  --color-accent-glow: rgba(16, 185, 129, 0.3);
  --color-warning: #f59e0b;
  --color-danger: #ef4444;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 9999px;

  --shadow-card: 0 4px 20px -2px rgba(0, 0, 0, 0.45);
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

[data-theme="light"] {
  --bg-body: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --bg-input: #ffffff;
  --bg-accent-subtle: rgba(234, 88, 12, 0.08);
  --border-color: #e2e8f0;
  --border-focus: #c2410c;

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;

  --color-primary: #c2410c;
  --color-primary-glow: rgba(194, 65, 12, 0.2);
  --color-accent: #059669;

  --shadow-card: 0 4px 20px -2px rgba(0, 0, 0, 0.06);
}

/* Reset y base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-base);
  background-color: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: clip;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
}

/* Layout principal */
.main-wrapper {
  flex: 1 0 auto;
  width: 100%;
}

.tool-layout {
  max-width: 1240px;
  margin: 1.5rem auto 3rem;
  padding: 0 1rem;
}

.tool-with-sidebar {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.tool-main-content {
  flex: 1 1 0%;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* Publicidad lateral */
.tool-ad-sidebar {
  display: none;
}

@media (min-width: 1536px) {
  .tool-ad-sidebar {
    display: block;
    width: 300px;
    flex-shrink: 0;
  }
  .ad-sticky-box {
    position: sticky;
    top: 5.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
  }
  .ad-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
  }
  .ad-unit-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.5rem;
    width: 300px;
    min-height: 600px;
  }
}

/* Pestañas tipo archivador */
.clinical-nav-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  border-bottom: 2px solid var(--border-color);
  padding: 0 0.5rem;
  margin-bottom: -1px;
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.15rem;
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: 10px 10px 0 0;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  min-height: 42px;
}

.tab-btn:hover {
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

.tab-btn.active {
  color: var(--color-primary);
  background: var(--bg-card);
  border-color: var(--border-color) var(--border-color) transparent var(--border-color);
  margin-bottom: -2px;
  z-index: 2;
  box-shadow: 0 -3px 10px rgba(0, 0, 0, 0.1);
}

.tab-btn.active::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-primary);
  border-radius: 10px 10px 0 0;
}

/* Contenedor de pestañas */
.tool-card-container {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0 var(--radius-lg) var(--radius-lg) var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 1.5rem;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeInTab 0.25s ease;
}

@keyframes fadeInTab {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Barra superior de receta */
.recipe-top-bar {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: var(--bg-input);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.recipe-info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 768px) {
  .recipe-info-grid {
    grid-template-columns: 2fr 1fr;
  }
}

.recipe-presets-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.preset-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* Tabla de ingredientes */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.ingredients-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.ingredients-table th {
  padding: 0.65rem 0.5rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border-color);
}

.ingredients-table td {
  padding: 0.45rem 0.5rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.table-input {
  width: 100%;
  padding: 0.45rem 0.6rem;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-base);
  font-size: 0.88rem;
  outline: none;
  transition: border-color var(--transition-fast);
  min-height: 38px;
}

.table-input:focus {
  border-color: var(--border-focus);
}

.table-input.mono {
  font-family: var(--font-mono);
  font-weight: 600;
}

.table-select {
  width: 100%;
  max-width: 100%;
  padding: 0.45rem 0.5rem;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.85rem;
  outline: none;
  min-height: 38px;
  cursor: pointer;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}

.line-cost-cell {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-primary);
  text-align: right;
  padding-right: 0.5rem;
}

.btn-del-row {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.4rem;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.btn-del-row:hover {
  background: rgba(239, 68, 68, 0.15);
  color: var(--color-danger);
}

.table-actions-row {
  display: flex;
  margin-top: 0.75rem;
}

.btn-secondary-action {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  background: var(--bg-input);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 40px;
}

.btn-secondary-action:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Formularios y controles */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-label-sm {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.label-hint {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-muted);
}

.input-with-unit {
  display: flex;
  align-items: stretch;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.input-with-unit:focus-within {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(234, 88, 12, 0.15);
}

.form-control {
  flex: 1 1 0%;
  width: 0;
  min-width: 0;
  padding: 0.65rem 0.85rem;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
  outline: none;
  min-height: 42px;
}

.unit-addon {
  display: flex;
  align-items: center;
  padding: 0 0.85rem;
  background: var(--bg-accent-subtle);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  border-left: 1px solid var(--border-color);
  user-select: none;
}

.form-select {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  padding: 0.65rem 0.85rem;
  background-color: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: var(--font-base);
  font-size: 0.95rem;
  font-weight: 500;
  outline: none;
  min-height: 42px;
  cursor: pointer;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

/* Quick Chips */
.quick-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.chip-preset, .chip-fc {
  padding: 0.35rem 0.65rem;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-pill);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 32px;
}

.chip-preset:hover, .chip-fc:hover {
  border-color: var(--color-primary);
  color: var(--text-primary);
}

.chip-preset.active, .chip-fc.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
}

/* KPI Cards */
.kpi-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.kpi-card {
  padding: 1.15rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.kpi-card.highlight-card {
  background: linear-gradient(135deg, rgba(234, 88, 12, 0.12), rgba(234, 88, 12, 0.03));
  border-color: rgba(234, 88, 12, 0.4);
}

.kpi-card.primary-card {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.12), rgba(16, 185, 129, 0.03));
  border-color: rgba(16, 185, 129, 0.4);
}

.kpi-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}

.kpi-value-row {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.kpi-number {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.highlight-card .kpi-number {
  color: var(--color-primary);
}

.primary-card .kpi-number {
  color: var(--color-accent);
}

.kpi-unit {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.kpi-footnote {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Split-View */
.grid-split-view {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 960px) {
  .grid-split-view {
    grid-template-columns: 460px 1fr;
    align-items: start;
  }
}

.calc-panel, .results-panel {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.panel-section-title {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.25rem;
}

.badge-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-pill);
  background: var(--color-primary);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
}

.panel-section-title h2 {
  font-size: 1.15rem;
  font-weight: 700;
}

/* Desglose de PVP */
.payroll-breakdown-box {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.breakdown-header {
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
}

.breakdown-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
}

.metric-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.35rem 0;
}

.metric-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.metric-val {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Alérgenos */
.allergens-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 0.65rem;
}

.allergen-chip {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 0.85rem;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.allergen-chip:hover {
  border-color: var(--color-primary);
  color: var(--text-primary);
}

.allergen-chip input[type="checkbox"] {
  accent-color: var(--color-primary);
  width: 16px;
  height: 16px;
}

.allergen-chip:has(input:checked) {
  background: var(--bg-accent-subtle);
  border-color: var(--color-primary);
  color: var(--text-primary);
  font-weight: 600;
}

.clinical-alert-box {
  background: var(--bg-accent-subtle);
  border: 1px solid rgba(234, 88, 12, 0.3);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}

.alert-icon {
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.alert-content {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.alert-content strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: 0.2rem;
}

.simple-ref-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.simple-ref-table th, .simple-ref-table td {
  padding: 0.65rem 0.85rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.simple-ref-table th {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
}

.formulas-container {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.formula-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Responsividad móvil */
@media (max-width: 768px) {
  .tool-card-container {
    padding: 1rem;
  }
  .clinical-nav-tabs {
    padding: 0;
  }
  .tab-btn {
    flex: 1 1 45%;
    font-size: 0.85rem;
    padding: 0.65rem 0.5rem;
    justify-content: center;
  }
  .kpi-cards-grid {
    grid-template-columns: 1fr;
  }
  .kpi-number {
    font-size: 1.9rem;
  }
}