/**
 * Fijate Tools - Calculadora de dosificación de fitosanitarios para mochila y carretilla
 * Estilos canónicos adaptados a tema claro y oscuro con diseño responsive 100% móvil.
 */

:root {
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Tema claro por defecto en variables base */
  --bg-app: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-subtle: #f1f5f9;
  --bg-card-hover: #e2e8f0;
  --border-color: #e2e8f0;
  --border-focus: #16a34a;
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #64748b;

  /* Acentos agronómicos */
  --color-primary: #16a34a;
  --color-primary-dark: #15803d;
  --color-primary-light: #dcfce7;
  --color-primary-border: #86efac;
  --color-primary-glow: rgba(22, 163, 74, 0.15);

  --color-accent: #0284c7;
  --color-accent-light: #e0f2fe;

  --color-warning: #d97706;
  --color-warning-light: #fef3c7;
  --color-warning-border: #fcd34d;

  --color-danger: #dc2626;
  --color-danger-light: #fee2e2;
  --color-danger-border: #fca5a5;

  --color-info: #2563eb;
  --color-info-light: #dbeafe;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 14px -2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08);

  --select-arrow-color: %23475569;
}

/* Modo oscuro canónico Fijate (Midnight Slate) */
html[data-theme="dark"] {
  --bg-app: #080d14;
  --bg-card: #111827;
  --bg-card-subtle: #192333;
  --bg-card-hover: #1f2d42;
  --border-color: rgba(255, 255, 255, 0.09);
  --border-focus: #22c55e;
  --text-main: #f8fafc;
  --text-muted: #cbd5e1;
  --text-dim: #94a3b8;

  --color-primary: #22c55e;
  --color-primary-dark: #16a34a;
  --color-primary-light: rgba(34, 197, 94, 0.15);
  --color-primary-border: rgba(34, 197, 94, 0.35);
  --color-primary-glow: rgba(34, 197, 94, 0.25);

  --color-accent: #38bdf8;
  --color-accent-light: rgba(56, 189, 248, 0.15);

  --color-warning: #fbbf24;
  --color-warning-light: rgba(251, 191, 36, 0.15);
  --color-warning-border: rgba(251, 191, 36, 0.35);

  --color-danger: #f87171;
  --color-danger-light: rgba(248, 113, 113, 0.15);
  --color-danger-border: rgba(248, 113, 113, 0.35);

  --color-info: #60a5fa;
  --color-info-light: rgba(96, 165, 250, 0.15);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 14px -2px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.5);

  --select-arrow-color: %23cbd5e1;
}

/* Reset y estructura global */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-app);
  color: var(--text-main);
  margin: 0;
  padding: 0;
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6,
.brand-title,
.card-title,
.sheet-prod-name,
.measures-title {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
}

.mono {
  font-family: var(--font-mono);
}

/* Contención de cabecera institucional para títulos largos */
.app-header .header-container {
  overflow: hidden;
  max-width: 100%;
}

.app-header .header-left {
  flex: 1 1 0%;
  min-width: 0;
  max-width: calc(100% - 50px);
  overflow: hidden;
}

.app-header .brand-area {
  flex: 1 1 0%;
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}

.app-header .brand-info {
  flex: 1 1 0%;
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}

.app-header .brand-title {
  display: block;
  max-width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-header .brand-subtitle {
  display: block;
  max-width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Subnavegación horizontal temática */
.suite-subnav {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  width: 100%;
  box-sizing: border-box;
}

.suite-subnav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  overflow: hidden;
}

.suite-nav-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-dim);
  white-space: nowrap;
}

.suite-links-scroll {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  overflow-x: auto;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  padding: 0.25rem 0;
}

.suite-link-item {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  background: var(--bg-card-subtle);
  border: 1px solid transparent;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.suite-link-item:hover {
  color: var(--text-main);
  border-color: var(--border-color);
}

.suite-link-item.active {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
  border-color: var(--color-primary-border);
}

/* Layout y Sidebar AdSense */
.main-wrapper.tool-layout {
  max-width: 1200px;
  margin: 1rem auto 3rem;
  padding: 0 1rem;
  width: 100%;
  box-sizing: border-box;
  flex: 1 0 auto;
}

.tool-with-sidebar {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  width: 100%;
}

.tool-main-content {
  flex: 1 1 0%;
  min-width: 0;
  max-width: 100%;
  width: 100%;
}

.tool-ad-sidebar {
  display: none;
  width: 300px;
  flex-shrink: 0;
}

@media (min-width: 1536px) {
  .tool-ad-sidebar {
    display: block;
  }
}

.ad-sticky-box {
  position: sticky;
  top: 1.5rem;
}

/* Tarjetas y Secciones de la herramienta */
.fito-app-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  width: 100%;
}

.fito-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.card-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.header-icon-title {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.badge-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--color-primary);
  color: #ffffff;
  border-radius: 50%;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
  margin-top: 2px;
}

html[data-theme="dark"] .badge-step {
  background: var(--color-primary);
  color: #052e16;
}

.card-title {
  font-size: 1.25rem;
  color: var(--text-main);
  margin: 0 0 0.25rem 0;
}

.card-desc {
  font-size: 0.875rem;
  color: var(--text-dim);
  margin: 0;
}

/* Sección 1: Selector de capacidad del depósito */
.tank-presets-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.btn-preset-tank {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 0.5rem;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  min-height: 64px;
}

.btn-preset-tank:hover {
  background: var(--bg-card-hover);
  border-color: var(--color-primary-border);
  transform: translateY(-2px);
}

.btn-preset-tank.active {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
  box-shadow: 0 0 0 2px var(--color-primary-glow);
}

html[data-theme="dark"] .btn-preset-tank.active {
  color: #86efac;
}

.preset-name {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-align: center;
  margin-bottom: 0.25rem;
}

.btn-preset-tank.active .preset-name {
  color: var(--color-primary-dark);
  font-weight: 500;
}

html[data-theme="dark"] .btn-preset-tank.active .preset-name {
  color: #bbf7d0;
}

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

.preset-badge-standard {
  position: absolute;
  top: -6px;
  right: 6px;
  background: var(--color-primary);
  color: #ffffff;
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 1px 5px;
  border-radius: 4px;
  letter-spacing: 0.03em;
}

html[data-theme="dark"] .preset-badge-standard {
  color: #052e16;
}

.tank-custom-row {
  background: var(--bg-card-subtle);
  border-radius: var(--radius-md);
  padding: 1rem;
  border: 1px solid var(--border-color);
}

/* Formularios y controles canónicos */
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.form-help-text {
  display: block;
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.35rem;
}

.form-control {
  width: 100%;
  height: 44px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0 0.85rem;
  font-size: 0.9375rem;
  color: var(--text-main);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
}

.form-control:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.select-wrapper {
  position: relative;
  width: 100%;
}

.form-select {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
  padding-right: 40px;
  cursor: pointer;
  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='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
}

select option,
select optgroup {
  background-color: var(--bg-card);
  color: var(--text-main);
}

.input-with-suffix {
  display: flex;
  align-items: stretch;
  position: relative;
  width: 100%;
}

.input-with-suffix .form-control {
  flex: 1 1 0%;
  width: 0;
  min-width: 0;
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.input-suffix {
  display: inline-flex;
  align-items: center;
  padding: 0 0.85rem;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-left: none;
  border-top-right-radius: var(--radius-md);
  border-bottom-right-radius: var(--radius-md);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Sección 2: Selector de producto y modo de cálculo */
.product-selector-grid {
  display: grid;
  grid-template-columns: 2fr 1.2fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.formulation-toggle-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
}

.btn-toggle-formulation {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  height: 44px;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s ease;
  padding: 0 0.5rem;
}

.btn-toggle-formulation:hover {
  background: var(--bg-card-hover);
}

.btn-toggle-formulation.active {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
  font-weight: 600;
}

html[data-theme="dark"] .btn-toggle-formulation.active {
  color: #86efac;
}

/* Pestañas de modo de cálculo */
.calc-mode-section {
  border-top: 1px solid var(--border-color);
  padding-top: 1.25rem;
}

.calc-mode-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.tab-mode-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 0.75rem 1rem;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
  min-height: 56px;
}

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

.tab-mode-btn.active {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}

html[data-theme="dark"] .tab-mode-btn.active {
  color: #86efac;
}

.tab-label-main {
  font-size: 0.9375rem;
  font-weight: 700;
  display: block;
}

.tab-label-sub {
  font-size: 0.75rem;
  opacity: 0.8;
  display: block;
  margin-top: 2px;
}

.mode-input-card {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.mode-input-flex {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.flex-grow-field {
  flex: 1 1 0%;
  min-width: 0;
}

.quick-suggest-box {
  width: 220px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.suggest-title {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 0.25rem;
}

.suggest-value {
  font-size: 1.25rem;
  color: var(--color-primary);
}

.suggest-note {
  font-size: 0.6875rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
}

.surface-inputs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

/* Sección 3: Resultados destacados */
.fito-card-results {
  border-color: var(--color-primary-border);
  box-shadow: 0 4px 20px -2px var(--color-primary-glow);
}

.btn-copy-result {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.85rem;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  height: 36px;
}

.btn-copy-result:hover {
  background: var(--bg-card-hover);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.main-dosage-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(135deg, var(--color-primary-light), var(--bg-card));
  border: 2px solid var(--color-primary-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  gap: 1.5rem;
}

html[data-theme="dark"] .main-dosage-banner {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.12), #111827);
}

.dosage-pre-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: block;
}

.dosage-big-number {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin: 0.35rem 0 0.5rem;
}

.dosage-big-number .val {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.dosage-big-number .unit {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-main);
}

.dosage-caldo-spec {
  font-size: 0.9375rem;
  color: var(--text-muted);
}

.dosage-caldo-spec strong {
  color: var(--text-main);
}

/* Gráfico visual del depósito */
.dosage-graphic-tank {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
}

.tank-visual-gauge {
  position: relative;
  width: 70px;
  height: 90px;
  background: var(--bg-card);
  border: 3px solid var(--color-primary);
  border-radius: 12px 12px 18px 18px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.1);
}

.tank-gauge-fill {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, rgba(34, 197, 94, 0.4), var(--color-primary));
  transition: height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.tank-gauge-label {
  position: relative;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 800;
  color: var(--text-main);
  text-shadow: 0 1px 3px rgba(255, 255, 255, 0.8);
}

html[data-theme="dark"] .tank-gauge-label {
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.9);
}

.tank-gauge-caption {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--text-dim);
  margin-top: 0.35rem;
}

/* Píldoras de estadísticas complementarias */
.results-stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.stat-pill {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  display: flex;
  flex-direction: column;
}

.stat-pill-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 0.25rem;
}

.stat-pill-val {
  font-size: 1.125rem;
  color: var(--text-main);
}

.badge-ps {
  display: inline-block;
  padding: 2px 8px;
  background: var(--color-warning-light);
  border: 1px solid var(--color-warning-border);
  color: var(--color-warning);
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 700;
}

/* Medidas cotidianas sin báscula */
.household-measures-box {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
}

.measures-header {
  margin-bottom: 1rem;
}

.measures-title {
  font-size: 1.125rem;
  color: var(--text-main);
  margin: 0 0 0.25rem 0;
}

.measures-subtitle {
  font-size: 0.8125rem;
  color: var(--text-dim);
}

.measures-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.measure-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.measure-card:hover {
  border-color: var(--color-primary-border);
  transform: translateY(-2px);
}

.measure-top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.measure-icon {
  font-size: 1.35rem;
  line-height: 1;
}

.measure-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-dim);
}

.measure-amount {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.measure-note {
  font-size: 0.6875rem;
  color: var(--text-dim);
}

.precision-tip-note {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  background: var(--color-info-light);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: 0.8125rem;
  color: var(--text-main);
}

.precision-tip-note svg {
  color: var(--color-info);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Sección 4: Ficha preventiva y plazos de seguridad */
.product-info-sheet {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.sheet-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.sheet-prod-name {
  font-size: 1.25rem;
  color: var(--text-main);
  margin: 0 0 0.25rem 0;
}

.sheet-badge-cat {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 8px;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  border-radius: 4px;
}

html[data-theme="dark"] .sheet-badge-cat {
  color: #86efac;
}

.sheet-ps-big {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.5rem 0.85rem;
  flex-shrink: 0;
}

.ps-label {
  font-size: 0.6875rem;
  color: var(--text-dim);
  text-transform: uppercase;
}

.ps-number {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-warning);
  line-height: 1;
}

.ps-unit {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--text-dim);
}

.sheet-desc-text {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0 0 1rem 0;
}

.sheet-details-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.detail-cell {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
}

.detail-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 0.25rem;
}

.detail-value {
  font-size: 0.8125rem;
  color: var(--text-main);
}

.subtable-title {
  font-size: 0.9375rem;
  color: var(--text-main);
  margin: 0 0 0.75rem 0;
}

.table-responsive-box {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.crops-ps-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
  text-align: left;
}

.crops-ps-table th,
.crops-ps-table td {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--border-color);
}

.crops-ps-table th {
  background: var(--bg-card-subtle);
  color: var(--text-dim);
  font-weight: 600;
}

.crops-ps-table tr:last-child td {
  border-bottom: none;
}

/* Sección 5: Protocolo de disolución y regla W-A-L-E-S */
.mixing-steps-timeline {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 0.5rem;
}

.mix-step-item {
  display: flex;
  gap: 1rem;
}

.step-marker-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  width: 32px;
}

.step-circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary-light);
  border: 2px solid var(--color-primary);
  color: var(--color-primary-dark);
  font-family: var(--font-heading);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
}

html[data-theme="dark"] .step-circle {
  color: #86efac;
}

.step-line {
  flex: 1;
  width: 2px;
  background: var(--border-color);
  margin: 6px 0;
}

.step-body-col {
  flex: 1;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.step-title {
  font-size: 1rem;
  color: var(--text-main);
  margin: 0 0 0.35rem 0;
}

.step-text {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
}

.wales-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.wales-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.5rem;
  text-align: center;
}

.wales-letter {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-primary);
  line-height: 1;
}

.wales-label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 0.25rem 0;
}

.wales-card p {
  font-size: 0.6875rem;
  color: var(--text-dim);
  margin: 0;
  line-height: 1.25;
}

/* Sección 6: Comprobador de incompatibilidades */
.incompat-checker-box {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
}

.incompat-selectors-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.incompat-selectors-row .form-group-field {
  flex: 1 1 0%;
  min-width: 0;
}

.incompat-divider-symbol {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dim);
  flex-shrink: 0;
  margin-top: 1.5rem;
}

.incompat-result-card {
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1rem;
  border: 1px solid transparent;
  transition: all 0.3s ease;
}

.incompat-result-card.status-danger {
  background: var(--color-danger-light);
  border-color: var(--color-danger-border);
}

.incompat-result-card.status-warning {
  background: var(--color-warning-light);
  border-color: var(--color-warning-border);
}

.incompat-result-card.status-success {
  background: var(--color-primary-light);
  border-color: var(--color-primary-border);
}

.incompat-badge-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.incompat-status-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  text-transform: uppercase;
}

.badge-danger {
  background: var(--color-danger);
  color: #ffffff;
}

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

.badge-success {
  background: var(--color-primary);
  color: #ffffff;
}

.incompat-title {
  font-size: 1rem;
  color: var(--text-main);
}

.incompat-explanation {
  font-size: 0.875rem;
  color: var(--text-main);
  margin: 0;
}

.incompat-summary-details {
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
}

.summary-toggle-btn {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  list-style: none;
}

.summary-toggle-btn::-webkit-details-marker {
  display: none;
}

.details-content-box {
  padding-top: 0.75rem;
}

.incompat-list {
  padding-left: 1.25rem;
  margin: 0;
  font-size: 0.8125rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* Sección 7: Normativa y buenas prácticas */
.normative-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.norm-item {
  display: flex;
  gap: 0.85rem;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.norm-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  line-height: 1;
}

.norm-item-title {
  font-size: 0.9375rem;
  color: var(--text-main);
  margin: 0 0 0.25rem 0;
}

.norm-content p {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin: 0;
}

/* Sección 8: FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 1rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.chevron-icon {
  transition: transform 0.2s ease;
  flex-shrink: 0;
  color: var(--text-dim);
}

details[open] .chevron-icon {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 1rem 0.85rem 1rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.faq-answer p {
  margin: 0;
}

/* Modal accesible canónico de notificaciones */
.fito-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.fito-modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: modalPop 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalPop {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.fito-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

.fito-modal-title {
  font-size: 1.125rem;
  color: var(--text-main);
  margin: 0;
}

.btn-close-modal {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text-dim);
  cursor: pointer;
  padding: 0;
}

.fito-modal-body {
  padding: 1.25rem;
  font-size: 0.9375rem;
  color: var(--text-muted);
}

.fito-modal-footer {
  display: flex;
  justify-content: flex-end;
  padding: 0.75rem 1.25rem;
  background: var(--bg-card-subtle);
  border-top: 1px solid var(--border-color);
}

.btn-primary-modal {
  height: 40px;
  padding: 0 1.25rem;
  background: var(--color-primary);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn-primary-modal:hover {
  background: var(--color-primary-dark);
}

/* ========================================================
   RESPONSIVE DESIGN (Móvil y pantallas pequeñas)
   ======================================================== */
@media (max-width: 900px) {
  .product-selector-grid {
    grid-template-columns: 1fr;
  }

  .mode-input-flex {
    flex-direction: column;
    gap: 1rem;
  }

  .quick-suggest-box {
    width: 100%;
  }

  .surface-inputs-grid {
    grid-template-columns: 1fr;
  }

  .sheet-details-grid {
    grid-template-columns: 1fr;
  }

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

  .wales-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 680px) {
  .tank-presets-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .calc-mode-tabs {
    grid-template-columns: 1fr;
  }

  .main-dosage-banner {
    flex-direction: column;
    align-items: flex-start;
  }

  .dosage-graphic-tank {
    align-self: center;
    margin-top: 0.5rem;
  }

  .incompat-selectors-row {
    flex-direction: column;
    align-items: stretch;
  }

  .incompat-divider-symbol {
    margin: -0.25rem 0;
    text-align: center;
  }

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

  .fito-card {
    padding: 1.15rem;
  }

  .dosage-big-number .val {
    font-size: 2.5rem;
  }
}

@media (max-width: 440px) {
  .tank-presets-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .formulation-toggle-group {
    grid-template-columns: 1fr;
  }

  .measures-cards-grid {
    grid-template-columns: 1fr;
  }
}