/* ==========================================================================
   Diagnóstico pericial de olores extraños en casa - Estilos canónicos
   Ecosistema Fijate Tools (fijate.com)
   ========================================================================== */

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

  /* Modo oscuro por defecto (Midnight Slate #0b0f17) */
  --bg-primary: #0b0f17;
  --bg-card: #131b26;
  --bg-card-hover: #1a2535;
  --bg-card-subtle: #16202e;
  --bg-input: #0e1520;

  --border-color: #243247;
  --border-color-focus: #38bdf8;
  --border-subtle: #1e293b;

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

  --accent-color: #0284c7;
  --accent-hover: #0369a1;
  --accent-light: rgba(2, 132, 199, 0.14);

  --critical-color: #ef4444;
  --critical-bg: rgba(239, 68, 68, 0.12);
  --critical-border: rgba(239, 68, 68, 0.35);

  --urgent-color: #f97316;
  --urgent-bg: rgba(249, 115, 22, 0.12);
  --urgent-border: rgba(249, 115, 22, 0.35);

  --moderate-color: #eab308;
  --moderate-bg: rgba(234, 179, 8, 0.12);
  --moderate-border: rgba(234, 179, 8, 0.35);

  --low-color: #10b981;
  --low-bg: rgba(16, 185, 129, 0.12);
  --low-border: rgba(16, 185, 129, 0.35);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 10px 28px rgba(0, 0, 0, 0.45);
}

/* Modo claro automático o forzado */
[data-theme="light"],
body.light-theme {
  --bg-primary: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --bg-card-subtle: #f8fafc;
  --bg-input: #ffffff;

  --border-color: #e2e8f0;
  --border-color-focus: #0284c7;
  --border-subtle: #cbd5e1;

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;

  --accent-color: #0284c7;
  --accent-hover: #0369a1;
  --accent-light: rgba(2, 132, 199, 0.08);

  --critical-color: #dc2626;
  --critical-bg: #fef2f2;
  --critical-border: #fecaca;

  --urgent-color: #ea580c;
  --urgent-bg: #fff7ed;
  --urgent-border: #ffedd5;

  --moderate-color: #ca8a04;
  --moderate-bg: #fefce8;
  --moderate-border: #fef08a;

  --low-color: #059669;
  --low-bg: #ecfdf5;
  --low-border: #a7f3d0;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 28px rgba(0, 0, 0, 0.09);
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  margin: 0;
  padding: 0;
  line-height: 1.6;
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6,
.brand-title,
.hero-title,
.step-title,
.section-title,
.faq-section-title {
  font-family: var(--font-heading);
  letter-spacing: -0.02em;
}

.mono, code, .confidence-tag, .step-num {
  font-family: var(--font-mono);
}

/* Layout y contención canónica */
.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%;
}

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

/* Hero */
.tool-hero {
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1.75rem;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  background: var(--accent-light);
  color: var(--accent-color);
}

.hero-subbadge {
  display: inline-flex;
  align-items: center;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  background: var(--bg-card-subtle);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.hero-title {
  font-size: 1.75rem;
  line-height: 1.25;
  color: var(--text-primary);
  margin: 0 0 0.75rem 0;
}

.hero-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  margin: 0 0 1.25rem 0;
  max-width: 900px;
}

/* Franja de peligro crítico rápido */
.quick-danger-strip {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  background: var(--critical-bg);
  border: 1px solid var(--critical-border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.15rem;
  font-size: 0.92rem;
  color: var(--text-primary);
  animation: subtlePulse 4s infinite ease-in-out;
}

@keyframes subtlePulse {
  0%, 100% { border-color: var(--critical-border); }
  50% { border-color: var(--critical-color); }
}

.danger-strip-icon {
  color: var(--critical-color);
  flex-shrink: 0;
  display: flex;
  margin-top: 2px;
}

.danger-strip-text em {
  font-style: normal;
  font-weight: 700;
  color: var(--critical-color);
}

/* Pestañas de modo */
.tool-tabs {
  display: flex;
  gap: 0.5rem;
  background: var(--bg-card-subtle);
  padding: 0.35rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  margin-bottom: 2rem;
  overflow-x: auto;
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius-md);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-main);
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  min-height: 42px;
  transition: all 0.2s ease;
}

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

.tab-btn.active {
  background: var(--accent-color);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.35);
}

/* Etapas del formulario de triaje */
.triage-form {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.step-card {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: border-color 0.2s ease;
}

.step-card:focus-within {
  border-color: var(--border-color-focus);
}

.step-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--accent-light);
  color: var(--accent-color);
  font-size: 0.95rem;
  font-weight: 700;
  flex-shrink: 0;
  border: 1px solid var(--accent-color);
}

.step-title {
  font-size: 1.15rem;
  margin: 0 0 0.25rem 0;
  color: var(--text-primary);
}

.step-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin: 0;
}

/* Cuadrícula de aromas (Etapa 1) */
.scent-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.85rem;
}

.scent-card-label {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  min-height: 120px;
}

.scent-card-label:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.scent-card-label input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.scent-card-label.selected {
  border-color: var(--accent-color);
  background: var(--accent-light);
  box-shadow: 0 0 0 1px var(--accent-color);
}

.scent-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.5rem;
}

.scent-icon {
  font-size: 1.75rem;
  line-height: 1;
}

.scent-risk-pill {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.03em;
}

.scent-risk-pill.pill-critical {
  background: var(--critical-bg);
  color: var(--critical-color);
  border: 1px solid var(--critical-border);
}

.scent-risk-pill.pill-urgent {
  background: var(--urgent-bg);
  color: var(--urgent-color);
  border: 1px solid var(--urgent-border);
}

.scent-risk-pill.pill-moderate {
  background: var(--moderate-bg);
  color: var(--moderate-color);
  border: 1px solid var(--moderate-border);
}

.scent-risk-pill.pill-low {
  background: var(--low-bg);
  color: var(--low-color);
  border: 1px solid var(--low-border);
}

.scent-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.scent-hint {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.35;
}

/* Grillas de chips radio y checkboxes (Etapas 2, 3 y 4) */
.radio-chip-grid,
.checkbox-chip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.65rem;
}

.chip-label {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 0.9rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 44px;
}

.chip-label:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--border-color-focus);
}

.chip-label input[type="radio"],
.chip-label input[type="checkbox"] {
  accent-color: var(--accent-color);
  width: 17px;
  height: 17px;
  margin: 0;
  flex-shrink: 0;
}

.chip-label.selected {
  background: var(--accent-light);
  border-color: var(--accent-color);
  color: var(--text-primary);
  font-weight: 600;
}

/* Botonera de control */
.form-actions-bar {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
  padding-top: 0.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 44px;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-color);
  color: #ffffff;
  box-shadow: 0 2px 10px rgba(2, 132, 199, 0.35);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.45);
}

.btn-secondary {
  background: var(--bg-card-subtle);
  border-color: var(--border-color);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-color);
}

.btn-outline {
  background: transparent;
  border-color: var(--border-color);
  color: var(--text-secondary);
}

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

/* Caja de resultados del diagnóstico */
.diagnosis-result-box {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 2px dashed var(--border-color);
  animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.diagnosis-header-card {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-bottom: 1.5rem;
}

.risk-meter-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.risk-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
}

.risk-badge.risk-critical {
  background: var(--critical-bg);
  color: var(--critical-color);
  border: 1px solid var(--critical-border);
}

.risk-badge.risk-urgent {
  background: var(--urgent-bg);
  color: var(--urgent-color);
  border: 1px solid var(--urgent-border);
}

.risk-badge.risk-moderate {
  background: var(--moderate-bg);
  color: var(--moderate-color);
  border: 1px solid var(--moderate-border);
}

.risk-badge.risk-low {
  background: var(--low-bg);
  color: var(--low-color);
  border: 1px solid var(--low-border);
}

.confidence-tag {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
}

.diag-primary-title {
  font-size: 1.5rem;
  margin: 0 0 0.65rem 0;
  color: var(--text-primary);
  line-height: 1.3;
}

.diag-summary-text {
  font-size: 1rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

/* Tarjeta de protocolo prioritario */
.protocol-card {
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.protocol-card.protocol-critical {
  border-color: var(--critical-border);
  background: var(--critical-bg);
}

.protocol-header {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}

.protocol-icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--accent-light);
  color: var(--accent-color);
  flex-shrink: 0;
}

.protocol-card.protocol-critical .protocol-icon-wrap {
  background: var(--critical-color);
  color: #ffffff;
}

.protocol-title {
  font-size: 1.15rem;
  margin: 0 0 0.15rem 0;
  color: var(--text-primary);
}

.protocol-subtitle {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.protocol-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.protocol-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.93rem;
  line-height: 1.45;
  color: var(--text-primary);
}

.protocol-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Grilla del informe en 2 columnas */
.report-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.report-col-card {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
}

.col-card-header {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1rem;
  color: var(--accent-color);
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.65rem;
}

.col-card-header h4 {
  font-size: 1.05rem;
  margin: 0;
  color: var(--text-primary);
}

.col-card-body {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.col-card-body p {
  margin: 0 0 0.75rem 0;
}

.col-card-body p:last-child {
  margin-bottom: 0;
}

.col-card-body ol,
.col-card-body ul {
  padding-left: 1.25rem;
  margin: 0.5rem 0;
}

.col-card-body li {
  margin-bottom: 0.5rem;
}

/* Tarjeta de acción profesional */
.pro-action-card {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.75rem;
}

.pro-action-header {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.65rem;
  color: var(--accent-color);
}

.pro-action-header h4 {
  font-size: 1.05rem;
  margin: 0;
  color: var(--text-primary);
}

.pro-action-body {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Barra de herramientas del informe */
.report-toolbar {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
  align-items: center;
  padding-top: 0.5rem;
}

/* Catálogo de olores (Pestaña 2) */
.catalog-intro,
.tests-intro {
  margin-bottom: 1.5rem;
}

.catalog-intro h3,
.tests-intro h3 {
  font-size: 1.35rem;
  margin: 0 0 0.5rem 0;
}

.catalog-intro p,
.tests-intro p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0;
}

.catalog-card-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

.catalog-card {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

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

.cat-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.cat-icon {
  font-size: 1.85rem;
}

.catalog-card h4 {
  font-size: 1.1rem;
  margin: 0 0 0.5rem 0;
  color: var(--text-primary);
}

.catalog-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.45;
  margin: 0 0 1rem 0;
  flex: 1;
}

.catalog-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.75rem;
}

.btn-open-direct {
  background: transparent;
  border: none;
  color: var(--accent-color);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-open-direct:hover {
  text-decoration: underline;
}

/* Acordeón de pruebas caseras (Pestaña 3) */
.tests-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

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

.test-accordion-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1.15rem 1.25rem;
  background: transparent;
  border: none;
  text-align: left;
  cursor: pointer;
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.96rem;
  font-weight: 600;
  min-height: 52px;
}

.test-accordion-btn:hover {
  background: var(--bg-card-hover);
}

.test-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
}

.badge-cyan { background: rgba(6, 182, 212, 0.14); color: #06b6d4; border: 1px solid rgba(6, 182, 212, 0.3); }
.badge-blue { background: rgba(59, 130, 246, 0.14); color: #3b82f6; border: 1px solid rgba(59, 130, 246, 0.3); }
.badge-red { background: var(--critical-bg); color: var(--critical-color); border: 1px solid var(--critical-border); }
.badge-amber { background: var(--urgent-bg); color: var(--urgent-color); border: 1px solid var(--urgent-border); }

.test-title {
  flex: 1;
}

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

.test-accordion-btn[aria-expanded="true"] .chevron-icon {
  transform: rotate(180deg);
}

.test-accordion-content {
  border-top: 1px solid var(--border-subtle);
  padding: 1.25rem;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-secondary);
  background: var(--bg-card);
}

.test-inner ol {
  padding-left: 1.25rem;
  margin: 0.75rem 0;
}

.test-inner li {
  margin-bottom: 0.5rem;
}

/* FAQ Accordion */
.tool-faq-section {
  margin-top: 3rem;
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
}

.faq-header {
  margin-bottom: 1.5rem;
}

.faq-section-title {
  font-size: 1.35rem;
  margin: 0 0 0.5rem 0;
}

.faq-section-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0;
}

.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: 1.1rem 1.25rem;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  color: var(--text-primary);
  user-select: none;
  min-height: 48px;
}

.faq-question:hover {
  background: var(--bg-card-hover);
}

.faq-chevron {
  color: var(--text-muted);
  transition: transform 0.2s ease;
  flex-shrink: 0;
  margin-left: 0.75rem;
}

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

.faq-answer {
  padding: 1.1rem 1.25rem;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-card);
}

.faq-answer p {
  margin: 0;
}

/* Modal accesible personalizado (reemplazo sin alert) */
.accessible-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 1rem;
}

.accessible-modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 480px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: modalScale 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalScale {
  from { opacity: 0; transform: scale(0.94); }
  to { opacity: 1; transform: scale(1); }
}

.modal-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.15rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
}

.modal-card-header h4 {
  font-size: 1.1rem;
  margin: 0;
  color: var(--text-primary);
}

.btn-close-modal {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}

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

.modal-card-body {
  padding: 1.25rem;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.modal-card-footer {
  padding: 0.85rem 1.25rem;
  background: var(--bg-card-subtle);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: flex-end;
}

/* Modo impresión pericial (@media print) */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
  }

  .app-header,
  .tools-ad-banner-section,
  .tool-ad-sidebar,
  .fijate-footer,
  .tool-tabs,
  .form-actions-bar,
  .report-toolbar,
  .tool-faq-section,
  .affiliate-section,
  .quick-danger-strip {
    display: none !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;
  }

  .step-card {
    display: none !important;
  }

  .diagnosis-result-box {
    display: block !important;
    margin-top: 0 !important;
    padding-top: 0 !important;
    border-top: none !important;
  }

  .report-grid {
    grid-template-columns: 1fr 1fr !important;
  }

  .report-col-card,
  .protocol-card,
  .diagnosis-header-card,
  .pro-action-card {
    border: 1px solid #ccc !important;
    background: #ffffff !important;
    color: #000000 !important;
    page-break-inside: avoid;
  }

  .diag-primary-title {
    color: #000000 !important;
  }
}

/* Responsividad para móviles y tablets */
@media (max-width: 992px) {
  .report-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

@media (max-width: 768px) {
  .card-main {
    padding: 1.25rem;
    border-radius: var(--radius-lg);
  }

  .hero-title {
    font-size: 1.35rem;
  }

  .hero-desc {
    font-size: 0.92rem;
  }

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

  .radio-chip-grid,
  .checkbox-chip-grid {
    grid-template-columns: 1fr;
  }

  .form-actions-bar .btn,
  .report-toolbar .btn {
    width: 100%;
  }

  .tab-btn {
    flex: 1 0 auto;
    font-size: 0.85rem;
    padding: 0.5rem 0.85rem;
  }

  .diag-primary-title {
    font-size: 1.25rem;
  }
}