/* ==========================================================================
   FORMATO_PAGINAS.CSS - Sistema de Estilos Unificado
   Subpáginas de Trámites y Servicios - Presidencia Municipal
   ========================================================================== */

/* ==========================================================================
   1. VARIABLES CSS & RESET
   ========================================================================== */
:root {
  /* Colores institucionales actualizados */
  --color-primary: #621132;
  --color-primary-dark: #4E232E;
  --color-accent: #B38E5D;
  --color-accent-light: #c4a47a;
  --color-accent-dark: #8b5a3c;
  --color-text: #333;
  --color-text-muted: #666;
  --color-text-light: #999;
  --color-white: #ffffff;
  --color-bg: #f5f5f5;
  --color-bg-white: #ffffff;
  --color-border: #e0e0e0;
  --color-border-light: #f0f0f0;
  --color-shadow: rgba(0, 0, 0, 0.08);
  --color-shadow-strong: rgba(0, 0, 0, 0.15);
  --color-overlay: rgba(0, 0, 0, 0.5);
  --color-success: #2e7d32;
  --color-error: #c62828;

  /* Espaciado sistemático */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-xxl: 48px;

  /* Tipografía */
  --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.85rem;
  --font-size-base: 0.95rem;
  --font-size-lg: 1.1rem;
  --font-size-xl: 1.25rem;
  --font-size-xxl: 1.5rem;
  --font-size-xxxl: 1.8rem;
  --font-size-display: 2rem;

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 15px;
  --radius-pill: 25px;
  --radius-circle: 50%;

  /* Sombras */
  --shadow-sm: 0 2px 8px var(--color-shadow);
  --shadow-md: 0 5px 20px var(--color-shadow);
  --shadow-lg: 0 12px 40px rgba(179, 142, 93, 0.2);
  --shadow-modal: 0 15px 50px var(--color-shadow-strong);

  /* Transiciones */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.4s ease;

  /* Layout */
  --max-width: 1200px;
  --header-height: auto;
  --modal-width: 90%;
  --modal-max-width: 900px;
  --modal-max-height: 90vh;

  /* Z-index */
  --z-modal: 1000;
  --z-modal-backdrop: 999;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-white) 100%);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
}

/* ==========================================================================
   2. LAYOUT PRINCIPAL
   ========================================================================== */
.main-wrapper {
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.main-content {
  flex: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md);
  width: 100%;
}

/* ==========================================================================
   3. HEADER & NAVEGACIÓN
   ========================================================================== */
.header {
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: var(--space-xl) var(--space-md);
  border-bottom: 3px solid var(--color-accent-dark);
  position: relative;
}

.header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(179, 142, 93, 0.1) 0%, transparent 100%);
  pointer-events: none;
}

.header-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.header h1 {
  font-size: var(--font-size-display);
  color: var(--color-white);
  letter-spacing: 2px;
  font-weight: 300;
  text-transform: uppercase;
  flex: 1;
  min-width: 200px;
}

/* Botón volver */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: rgba(255, 255, 255, 0.15);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: var(--font-size-sm);
  text-decoration: none;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.back-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
  color: var(--color-white);
  text-decoration: none;
  transform: translateX(-2px);
}

.back-btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ==========================================================================
   4. ÁREA DE INFORMACIÓN
   ========================================================================== */
.area-info {
  background: var(--color-bg-white);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-xxl);
  border-left: 5px solid var(--color-accent);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.area-info::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
}

.area-title {
  font-size: var(--font-size-xxl);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

.area-description {
  color: var(--color-text-muted);
  line-height: 1.7;
  font-size: var(--font-size-base);
}

/* ==========================================================================
   5. SECCIÓN DE TRÁMITES
   ========================================================================== */
.tramites-section h2 {
  text-align: center;
  font-size: var(--font-size-xxxl);
  color: var(--color-primary);
  margin-bottom: var(--space-xxl);
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
}

.tramites-section h2::after {
  content: '';
  display: block;
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  margin: var(--space-md) auto 0;
  border-radius: 2px;
}

.tramites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xxl);
  align-items: stretch;
}

/* ==========================================================================
   6. TARJETAS DE TRÁMITES - SISTEMA UNIFICADO
   ========================================================================== */

/* Base card */
.tramite-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border-bottom: 3px solid var(--color-border);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.tramite-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.tramite-card:hover::before {
  transform: scaleX(1);
}

.tramite-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-bottom-color: var(--color-accent);
}

/* Variante Simple (padding directo, sin header/footer estructurado) */
.tramite-card--simple {
  padding: var(--space-xl);
  justify-content: space-between;
}

.tramite-card--simple .tramite-number {
  margin-bottom: var(--space-md);
}

.tramite-card--simple .tramite-name {
  margin-bottom: var(--space-md);
}

.tramite-card--simple .tramite-description {
  margin-bottom: var(--space-lg);
}

.tramite-card--simple .tramite-requisitos {
  flex-grow: 1;
  margin-bottom: var(--space-lg);
}

.tramite-card--simple .tramite-footer {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

/* Variante Estructurada (header/content/footer) */
.tramite-card--structured {
  padding: 0;
}

.tramite-card__header {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  color: var(--color-white);
  padding: var(--space-md) var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.tramite-card__header .tramite-number {
  background: rgba(255, 255, 255, 0.25);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 600;
  white-space: nowrap;
  margin: 0;
}

.tramite-card__header-title {
  font-size: var(--font-size-base);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  flex: 1;
  min-width: 150px;
}

.tramite-card__content {
  padding: var(--space-xl);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.tramite-card__content .tramite-name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0;
  line-height: 1.3;
}

.tramite-card__content .tramite-description {
  color: var(--color-text-muted);
  font-size: var(--font-size-base);
  line-height: 1.6;
  margin: 0;
}

.tramite-card__footer {
  padding: var(--space-lg) var(--space-xl);
  background: #fafafa;
  border-top: 2px solid var(--color-border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: auto;
}

/* ==========================================================================
   7. ELEMENTOS INTERNOS DE LA CARD
   ========================================================================== */

/* Número de trámite */
.tramite-number {
  display: inline-block;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  color: var(--color-white);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

/* Nombre del trámite */
.tramite-name {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
}

/* Descripción */
.tramite-description {
  color: var(--color-text-muted);
  font-size: var(--font-size-base);
  line-height: 1.6;
}

/* Requisitos */
.tramite-requisitos {
  background: var(--color-bg);
  padding: var(--space-md);
  border-radius: var(--radius-md);
}

.tramite-requisitos h4 {
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.tramite-requisitos ul {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.tramite-requisitos li {
  padding: var(--space-xs) 0;
  padding-left: var(--space-lg);
  position: relative;
  line-height: 1.5;
}

.tramite-requisitos li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: bold;
  font-size: var(--font-size-base);
}

/* Observaciones */
.tramite-observaciones {
  color: var(--color-text-muted);
  font-size: var(--font-size-base);
  line-height: 1.6;
  margin: 0;
}

.tramite-observaciones.observaciones-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: 0;
  margin: 0;
}

.tramite-observaciones.observaciones-list li {
  padding: var(--space-md);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-accent);
  position: relative;
}

.tramite-observaciones.observaciones-list li::before {
  content: '⚠';
  margin-right: var(--space-sm);
  font-size: var(--font-size-base);
}

/* Footer de la card */
.tramite-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.tramite-costo {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  flex: 1;
  min-width: 200px;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.tramite-costo span {
  display: block;
}

/* ==========================================================================
   8. BOTONES - SISTEMA UNIFICADO
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  text-decoration: none;
  transition: all var(--transition-base);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  line-height: 1.4;
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* Primario - para ubicación */
.btn--primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(98, 17, 50, 0.3);
}

.btn--primary:hover:not(:disabled) {
  background: linear-gradient(135deg, #7a1a3f 0%, var(--color-primary) 100%);
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(98, 17, 50, 0.4);
  color: var(--color-white);
  text-decoration: none;
}

/* Secundario - para requisitos y acciones secundarias */
.btn--secondary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(98, 17, 50, 0.3);
}

.btn--secondary:hover:not(:disabled) {
  background: linear-gradient(135deg, #7a1a3f 0%, var(--color-primary) 100%);
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(98, 17, 50, 0.4);
  color: var(--color-white);
  text-decoration: none;
}

/* Descarga - para PDFs */
.btn--download {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(179, 142, 93, 0.3);
}

.btn--download:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(179, 142, 93, 0.4);
  color: var(--color-white);
  text-decoration: none;
}

/* Tamaños */
.btn--sm {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--font-size-xs);
}

.btn--lg {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-base);
}

.btn--full {
  width: 100%;
}

/* ==========================================================================
   9. MODALES - SISTEMA UNIFICADO
   ========================================================================== */
.modal {
  display: none;
  position: fixed;
  z-index: var(--z-modal);
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-overlay);
  animation: fadeIn var(--transition-base) ease;
  overflow-y: auto;
}

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

.modal-content {
  background-color: var(--color-white);
  margin: auto;
  padding: 0;
  width: var(--modal-width);
  max-width: var(--modal-max-width);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-modal);
  animation: slideUp var(--transition-base) ease;
  position: relative;
  top: 50%;
  transform: translateY(-50%);
  max-height: var(--modal-max-height);
  overflow-y: auto;
}

@keyframes slideUp {
  from {
    transform: translateY(-50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.modal-header {
  background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  color: var(--color-white);
  padding: var(--space-lg) var(--space-xl);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h2 {
  margin: 0;
  font-size: var(--font-size-xxl);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.close-btn {
  background: rgba(255, 255, 255, 0.3);
  color: var(--color-white);
  border: none;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  padding: 0;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-circle);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

.close-btn:hover {
  background: rgba(255, 255, 255, 0.5);
  transform: rotate(90deg);
}

.close-btn:focus-visible {
  outline: 2px solid var(--color-white);
  outline-offset: 2px;
}

.modal-body {
  padding: var(--space-xl);
}

/* Contenedor de requisitos en modal */
.requisitos-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.requisitos-header-info {
  background: linear-gradient(135deg, rgba(179, 142, 93, 0.1) 0%, rgba(255, 255, 255, 0.5) 100%);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  border-left: 5px solid var(--color-accent);
  margin-bottom: var(--space-sm);
}

.requisitos-header-info h3 {
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.requisitos-header-info p {
  color: var(--color-text-muted);
  font-size: var(--font-size-base);
  line-height: 1.6;
  margin: 0;
}

.requisitos-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.requisitos-list li {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  padding: var(--space-md);
  background: #fafafa;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-accent);
  transition: all var(--transition-base);
  color: var(--color-text-muted);
  font-size: var(--font-size-base);
  line-height: 1.6;
}

.requisitos-list li:hover {
  background: var(--color-bg);
  transform: translateX(5px);
}

.requisitos-list li::before {
  content: '✓';
  color: var(--color-white);
  font-weight: bold;
  font-size: 1.2em;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  border-radius: var(--radius-circle);
  margin-top: 2px;
}

/* Contenido de ubicación en modal */
.ubicacion-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

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

.info-item {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  padding: var(--space-md);
  background: #fafafa;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-accent);
}

.info-icon {
  font-size: 1.5em;
  color: var(--color-accent);
  min-width: 30px;
  text-align: center;
}

.info-text {
  flex: 1;
}

.info-text h3 {
  color: var(--color-primary);
  font-size: var(--font-size-base);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

.info-text p {
  color: var(--color-text-muted);
  font-size: var(--font-size-base);
  line-height: 1.5;
  margin: 0;
}

.info-text a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
}

.info-text a:hover {
  text-decoration: underline;
}

.mapa-container {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  height: 400px;
}

.mapa-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ==========================================================================
   10. ESTADOS: EMPTY STATE & BACK LINK
   ========================================================================== */
.empty-state {
  text-align: center;
  padding: var(--space-xxl) var(--space-md);
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.empty-state-icon {
  font-size: 4em;
  margin-bottom: var(--space-lg);
}

.empty-state h2 {
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.empty-state p {
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
}

.back-link {
  display: inline-block;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  color: var(--color-white);
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-pill);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-base);
}

.back-link:hover {
  transform: scale(1.05);
  box-shadow: 0 5px 20px rgba(179, 142, 93, 0.4);
  color: var(--color-white);
  text-decoration: none;
}
 
/* ==========================================================================
   11. RESPONSIVE (mobile-first, breakpoint 768px)
   ========================================================================== */
@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .header h1 {
    font-size: 1.5rem;
  }

  .tramites-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .tramite-card__header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .tramite-card__header-title {
    width: 100%;
  }

  .tramite-card__footer {
    flex-direction: column;
    gap: var(--space-md);
    align-items: flex-start;
  }

  .btn--primary,
  .btn--secondary,
  .btn--download {
    width: 100%;
    text-align: center;
  }

  .ubicacion-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .mapa-container {
    height: 300px;
  }

  .modal-content {
    width: 95%;
    margin: var(--space-lg) auto;
  }

  .tramite-card__content {
    padding: var(--space-lg);
  }

  .tramite-card__header {
    padding: var(--space-md) var(--space-lg);
  }

  .tramite-card__footer {
    padding: var(--space-md) var(--space-lg);
  }

  .tramite-card--simple {
    padding: var(--space-lg);
  }
}

/* ==========================================================================
   12. UTILIDADES ADICIONALES
   ========================================================================== */
/* Scrollbar personalizada para modales */
.modal-content::-webkit-scrollbar {
  width: 8px;
}

.modal-content::-webkit-scrollbar-track {
  background: var(--color-bg);
}

.modal-content::-webkit-scrollbar-thumb {
  background: var(--color-accent);
  border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb:hover {
  background: var(--color-accent-dark);
}

/* Focus visible global para accesibilidad */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Print styles */
@media print {
  .header,
  .btn,
  .modal,
  .back-link {
    display: none !important;
  }
  
  .main-content {
    padding: 0;
  }
  
  .tramite-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid var(--color-border);
  }
}

/* ==========================================================================
   13. CLASES DE COMPATIBILIDAD HACIA ATRÁS (Backward Compatibility)
   ========================================================================== */
/* Estas clases permiten que el HTML generado por el JS existente funcione
   sin cambios, mapeando los nombres de clase antiguos a los nuevos */

/* Botones antiguos */
.btn-ubicacion { 
  @extend .btn--primary; 
}

/* Para navegadores que no soportan @extend, duplicamos estilos críticos */
.btn-ubicacion {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  text-decoration: none;
  transition: all var(--transition-base);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  line-height: 1.4;
  box-shadow: 0 4px 15px rgba(98, 17, 50, 0.3);
}
.btn-ubicacion:hover {
  background: linear-gradient(135deg, #7a1a3f 0%, var(--color-primary) 100%);
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(98, 17, 50, 0.4);
  color: var(--color-white);
  text-decoration: none;
}

.btn-info { 
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  text-decoration: none;
  transition: all var(--transition-base);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  line-height: 1.4;
  box-shadow: 0 4px 15px rgba(98, 17, 50, 0.3);
}
.btn-info:hover {
  background: linear-gradient(135deg, #7a1a3f 0%, var(--color-primary) 100%);
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(98, 17, 50, 0.4);
  color: var(--color-white);
  text-decoration: none;
}

/* Card variants - el JS simple usa .tramite-card sin modifier */
.tramite-card:not(.tramite-card--structured):not(.tramite-card--simple) {
  padding: var(--space-xl);
  justify-content: space-between;
}
.tramite-card:not(.tramite-card--structured):not(.tramite-card--simple) .tramite-number {
  margin-bottom: var(--space-md);
}
.tramite-card:not(.tramite-card--structured):not(.tramite-card--simple) .tramite-name {
  margin-bottom: var(--space-md);
}
.tramite-card:not(.tramite-card--structured):not(.tramite-card--simple) .tramite-description {
  margin-bottom: var(--space-lg);
}
.tramite-card:not(.tramite-card--structured):not(.tramite-card--simple) .tramite-requisitos {
  flex-grow: 1;
  margin-bottom: var(--space-lg);
}
.tramite-card:not(.tramite-card--structured):not(.tramite-card--simple) .tramite-footer {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

/* Estructura de card antigua (con header/content/footer) */
.tramite-header {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  color: var(--color-white);
  padding: var(--space-md) var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}
.tramite-header .tramite-number {
  background: rgba(255, 255, 255, 0.25);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 600;
  white-space: nowrap;
  margin: 0;
}
.tramite-header-title {
  font-size: var(--font-size-base);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  flex: 1;
  min-width: 150px;
}
.tramite-content {
  padding: var(--space-xl);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}
.tramite-content .tramite-name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0;
  line-height: 1.3;
}
.tramite-content .tramite-description {
  color: var(--color-text-muted);
  font-size: var(--font-size-base);
  line-height: 1.6;
  margin: 0;
}
.tramite-footer {
  padding: var(--space-lg) var(--space-xl);
  background: #fafafa;
  border-top: 2px solid var(--color-border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: auto;
}

/* Contenedores de modal antiguos */
.requisitos-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}
.requisitos-header-info {
  background: linear-gradient(135deg, rgba(179, 142, 93, 0.1) 0%, rgba(255, 255, 255, 0.5) 100%);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  border-left: 5px solid var(--color-accent);
  margin-bottom: var(--space-sm);
}
.requisitos-header-info h3 {
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.requisitos-header-info p {
  color: var(--color-text-muted);
  font-size: var(--font-size-base);
  line-height: 1.6;
  margin: 0;
}
.requisitos-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.requisitos-list li {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  padding: var(--space-md);
  background: #fafafa;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-accent);
  transition: all var(--transition-base);
  color: var(--color-text-muted);
  font-size: var(--font-size-base);
  line-height: 1.6;
}
.requisitos-list li:hover {
  background: var(--color-bg);
  transform: translateX(5px);
}
.requisitos-list li::before {
  content: '✓';
  color: var(--color-white);
  font-weight: bold;
  font-size: 1.2em;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  border-radius: var(--radius-circle);
  margin-top: 2px;
}

/* Observaciones como lista */
.tramite-observaciones.observaciones-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: 0;
  margin: 0;
}
.tramite-observaciones.observaciones-list li {
  padding: var(--space-md);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-accent);
  position: relative;
}
.tramite-observaciones.observaciones-list li::before {
  content: '⚠';
  margin-right: var(--space-sm);
  font-size: var(--font-size-base);
}

/* Animación para modal.active */
.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}