/**
 * Fijate Tools - Calculadora de enmiendas de suelo y corrección de pH
 * Estilos canónicos corporativos, modo claro/oscuro, diseño táctil y responsive
 */

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

  /* Colores corporativos tema claro */
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-subtle: #f1f5f9;
  --border-color: #e2e8f0;
  --border-focus: #16a34a;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-subtle: #94a3b8;

  /* Tonos temáticos agrícolas */
  --primary-green: #16a34a;
  --primary-green-hover: #15803d;
  --primary-green-light: rgba(22, 163, 74, 0.12);
  --primary-amber: #d97706;
  --primary-amber-light: rgba(217, 119, 6, 0.12);
  --primary-blue: #0284c7;
  --primary-blue-light: rgba(2, 132, 199, 0.12);
  --danger-red: #dc2626;
  --danger-red-light: rgba(220, 38, 38, 0.12);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
}

[data-theme="dark"] {
  --bg-page: #0b0f17;
  --bg-card: #131b28;
  --bg-card-subtle: #1c2638;
  --border-color: #243248;
  --border-focus: #22c55e;
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;

  --primary-green: #22c55e;
  --primary-green-hover: #16a34a;
  --primary-green-light: rgba(34, 197, 94, 0.15);
  --primary-amber: #f59e0b;
  --primary-amber-light: rgba(245, 158, 11, 0.15);
  --primary-blue: #38bdf8;
  --primary-blue-light: rgba(56, 189, 248, 0.15);
  --danger-red: #ef4444;
  --danger-red-light: rgba(239, 68, 68, 0.15);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 10px 20px -3px rgba(0, 0, 0, 0.6);
}

/* Reglas estructurales canónicas obligatorias */
body {
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-page);
  color: var(--text-main);
  font-family: var(--font-main);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

.tool-layout {
  max-width: 1200px;
  margin: 1.5rem auto 3rem;
  padding: 0 1rem;
  box-sizing: border-box;
  flex: 1 0 auto;
}

.tool-with-sidebar {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  width: 100%;
}

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

/* Suite nav strip */
.suite-nav-strip {
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  padding: 0.6rem 1rem;
}
.suite-nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.suite-nav-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.suite-links {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.suite-link-item {
  font-size: 0.82rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--text-muted);
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  transition: all 0.2s ease;
}
.suite-link-item:hover,
.suite-link-item.active {
  color: var(--primary-green);
  border-color: var(--primary-green);
  background: var(--primary-green-light);
  font-weight: 600;
}

/* Tarjeta principal */
.card-main {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
}

/* Hero header */
.hero-header {
  margin-bottom: 1.5rem;
}
.hero-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary-green);
  background: var(--primary-green-light);
  padding: 0.25rem 0.7rem;
  border-radius: 9999px;
  margin-bottom: 0.6rem;
}
.hero-title {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-main);
  margin: 0 0 0.5rem 0;
  line-height: 1.25;
}
.hero-subtitle {
  font-size: 0.98rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin: 0;
  max-width: 900px;
}

/* Modos de cálculo (Tabs de navegación) */
.mode-tabs-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.mode-tab-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  padding: 1rem 1.25rem;
  background: var(--bg-card-subtle);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
  color: var(--text-main);
}
.mode-tab-btn:hover {
  border-color: var(--primary-green);
}
.mode-tab-btn.active {
  background: var(--primary-green-light);
  border-color: var(--primary-green);
  box-shadow: var(--shadow-sm);
}
.tab-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.25rem;
}
.tab-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.35;
}

.mode-panel {
  display: none;
}
.mode-panel.active {
  display: block;
}

/* Preset selector bar */
.preset-bar {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
}
.preset-bar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.preset-bar-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.crop-note {
  font-size: 0.82rem;
  color: var(--primary-green);
  background: var(--primary-green-light);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  margin-top: 0.75rem;
  line-height: 1.4;
}

/* Layout en dos columnas: formulario vs resultados */
.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 900px) {
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .mode-tabs-container {
    grid-template-columns: 1fr;
  }
}

/* Secciones de formulario */
.section-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}
.section-box-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
}
.box-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Form groups, inputs y selects */
.form-group {
  margin-bottom: 1rem;
}
.form-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}
.form-hint {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
}
.form-control,
.form-select {
  width: 100%;
  height: 42px;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 0.95rem;
  box-sizing: border-box;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-control:focus,
.form-select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-green-light);
}

/* Estilo canónico de select con flecha SVG */
.form-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' xmlns='http://www.w3.org/2000/svg'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Sliders interactivos con campo de entrada lateral */
.range-with-number {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.range-slider {
  flex: 1;
  height: 6px;
  border-radius: 3px;
  background: var(--border-color);
  outline: none;
  -webkit-appearance: none;
  cursor: pointer;
}
.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-green);
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  transition: transform 0.15s ease;
}
.range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}
.input-number-compact {
  width: 85px;
  text-align: center;
  font-family: var(--font-mono);
  font-weight: 700;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

/* Checkbox toggle */
.checkbox-toggle-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  margin-bottom: 0.5rem;
}

/* Panel de resultados derecho */
.results-panel {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* Tarjeta KPI principal */
.kpi-hero-card {
  background: linear-gradient(135deg, var(--bg-card-subtle) 0%, var(--bg-card) 100%);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}
.kpi-hero-label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}
.kpi-hero-value {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary-green);
  line-height: 1.1;
  margin-bottom: 0.5rem;
}
.kpi-unit {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-muted);
}
.kpi-subdetails {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px dashed var(--border-color);
}

.kpi-grid-mini {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.kpi-card-mini {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
}
.kpi-mini-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}
.kpi-mini-val {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
}

/* Badges de diagnóstico RAG */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.82rem;
  font-weight: 700;
}
.badge-green {
  background: var(--primary-green-light);
  color: var(--primary-green);
}
.badge-amber {
  background: var(--primary-amber-light);
  color: var(--primary-amber);
}
.badge-blue {
  background: var(--primary-blue-light);
  color: var(--primary-blue);
}
.badge-red {
  background: var(--danger-red-light);
  color: var(--danger-red);
}

/* Caja de diagnóstico de suelo */
.diag-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}
.diag-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}
.diag-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  margin: 0;
}
.diag-summary {
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--text-main);
  margin-bottom: 0.75rem;
}
.risks-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.risk-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.82rem;
  line-height: 1.4;
  margin-bottom: 0.4rem;
}
.text-danger { color: var(--danger-red); }
.text-success { color: var(--primary-green); }

/* Diagrama de Troug interactivo */
.troug-section {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}
.troug-header-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 0.25rem 0;
}
.troug-subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.troug-chart-container {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.troug-row {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.troug-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
}
.troug-nutrient-name {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.troug-role {
  font-size: 0.72rem;
  color: var(--text-subtle);
}
.badge-critical {
  font-size: 0.68rem;
  font-weight: 700;
  color: #b45309;
  background: #fef3c7;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
}
[data-theme="dark"] .badge-critical {
  color: #fde68a;
  background: rgba(245, 158, 11, 0.2);
}
.troug-values {
  font-size: 0.76rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
}
.troug-gain {
  color: var(--primary-green);
  font-weight: 700;
}
.troug-loss {
  color: var(--danger-red);
  font-weight: 700;
}
.troug-neutral {
  color: var(--text-subtle);
}

.troug-bar-bg {
  position: relative;
  width: 100%;
  height: 10px;
  background: var(--bg-card-subtle);
  border-radius: 5px;
  overflow: visible;
  border: 1px solid var(--border-color);
}
.troug-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.3s ease;
}
.troug-target-marker {
  position: absolute;
  top: -3px;
  width: 3px;
  height: 16px;
  background: #0f172a;
  border-radius: 2px;
  box-shadow: 0 0 4px rgba(0,0,0,0.4);
  transform: translateX(-50%);
  transition: left 0.3s ease;
}
[data-theme="dark"] .troug-target-marker {
  background: #ffffff;
}

/* Caja de fraccionamiento de dosis */
.schedule-box {
  background: var(--primary-amber-light);
  border: 1px solid var(--primary-amber);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
}
.schedule-title {
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--primary-amber);
  margin: 0 0 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.schedule-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.schedule-item {
  font-size: 0.82rem;
  line-height: 1.45;
  padding: 0.35rem 0;
  border-bottom: 1px dashed rgba(217, 119, 6, 0.3);
}
.schedule-item:last-child {
  border-bottom: none;
}
.schedule-campaign {
  font-weight: 700;
}
.schedule-notes {
  color: var(--text-muted);
}

/* Envases logísticos */
.logistics-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.logistics-badge {
  flex: 1;
  min-width: 140px;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  text-align: center;
  color: var(--text-main);
}

/* Botones de acción del informe */
.actions-row {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}
.btn-action {
  flex: 1;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-main);
  font-size: 0.88rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}
.btn-primary {
  background: var(--primary-green);
  color: #ffffff;
}
.btn-primary:hover {
  background: var(--primary-green-hover);
}
.btn-secondary {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  color: var(--text-main);
}
.btn-secondary:hover {
  background: var(--border-color);
}

/* Acordeón explicativo SEO / Guía agronómica */
.guide-accordion {
  margin-top: 2.5rem;
}
.guide-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 1rem;
}
.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.accordion-trigger {
  width: 100%;
  padding: 1rem 1.25rem;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
  cursor: pointer;
  text-align: left;
}
.accordion-trigger svg {
  transition: transform 0.2s ease;
}
.accordion-item[open] .accordion-trigger svg {
  transform: rotate(180deg);
}
.accordion-content {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.accordion-content p {
  margin: 0 0 0.75rem 0;
}
.accordion-content ul {
  margin: 0 0 0.75rem 1.25rem;
  padding: 0;
}
.accordion-content li {
  margin-bottom: 0.35rem;
}

/* Modal accesible (sin window.alert) */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(11, 15, 23, 0.7);
  backdrop-filter: blur(4px);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  box-sizing: border-box;
}
.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  max-width: 480px;
  width: 100%;
  padding: 1.5rem;
  box-shadow: var(--shadow-lg);
  animation: modalFadeIn 0.2s ease;
}
@keyframes modalFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.modal-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 0 0 0.75rem 0;
}
.modal-message {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0 0 1.25rem 0;
}
.modal-btn {
  width: 100%;
  height: 42px;
  background: var(--primary-green);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
}
.modal-btn:hover {
  background: var(--primary-green-hover);
}

/* Estilos de impresión limpia */
@media print {
  .app-header,
  .fijate-footer,
  .tools-ad-banner-section,
  .tool-ad-sidebar,
  .suite-nav-strip,
  .mode-tabs-container,
  .preset-bar,
  .actions-row,
  .form-panel,
  .guide-accordion,
  .modal-overlay {
    display: none !important;
  }

  body {
    background: #ffffff !important;
    color: #000000 !important;
  }

  .tool-layout {
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .card-main {
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
  }

  .results-panel {
    display: block !important;
  }

  .kpi-hero-card {
    border: 2px solid #000000 !important;
    background: none !important;
    margin-bottom: 1.5rem;
  }
}