/**
 * Estilos principales - Sistema de Orientación La Salle
 */

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

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

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

/* Accesibilidad: enlace para saltar navegación */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  z-index: 10000;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-md);
}

/* ========== HEADER ========== */
.app-header {
  height: var(--header-height);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-lg);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.header-logo {
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.header-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  line-height: 1.2;
}

.header-subtitle {
  font-size: var(--font-size-sm);
  opacity: 0.85;
}

.header-actions {
  display: flex;
  gap: var(--space-sm);
}

/* ========== BOTONES ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border: none;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--color-secondary);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-secondary-dark);
  box-shadow: var(--shadow-sm);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-white);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.22);
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  background: var(--color-surface);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.btn-icon:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-primary-light);
}

/* ========== MAIN LAYOUT ========== */
.app-main {
  flex: 1;
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  min-height: 0;
}

/* ========== SIDEBAR ========== */
.sidebar {
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  padding: var(--space-lg);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.section-title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

/* Búsqueda */
.search-label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--color-primary);
}

.search-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: var(--space-md);
  font-size: var(--font-size-sm);
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: var(--space-md) var(--space-xl) var(--space-md) 2.5rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 61, 165, 0.15);
}

.search-clear {
  position: absolute;
  right: var(--space-sm);
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
}

.search-clear:hover {
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.search-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

.search-results {
  list-style: none;
  margin-top: var(--space-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  max-height: 200px;
  overflow-y: auto;
  display: none;
}

.search-results.active {
  display: block;
  animation: fadeIn var(--transition-base);
}

.search-result-item {
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-fast);
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover,
.search-result-item:focus,
.search-result-item[aria-selected="true"] {
  background: var(--color-bg-alt);
  outline: none;
}

.search-result-name {
  font-weight: 600;
  display: block;
}

.search-result-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Filtros de categoría */
.category-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.category-chip {
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-bg);
  font-size: var(--font-size-xs);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.category-chip:hover {
  border-color: var(--color-primary-light);
  background: var(--color-bg-alt);
}

.category-chip.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.category-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Lista de ubicaciones */
.locations-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  max-height: 320px;
  overflow-y: auto;
}

.location-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.location-item:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-border);
}

.location-item.active {
  background: rgba(0, 61, 165, 0.08);
  border-color: var(--color-primary);
  box-shadow: inset 3px 0 0 var(--color-primary);
}

.location-item-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.location-item-info {
  flex: 1;
  min-width: 0;
}

.location-item-name {
  font-weight: 600;
  font-size: var(--font-size-sm);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.location-item-category {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ========== MAPA ========== */
.map-section {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--color-bg-alt);
  overflow: hidden;
}

.map-toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.zoom-indicator {
  margin-left: auto;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

.map-container {
  flex: 1;
  position: relative;
  overflow: hidden;
  cursor: grab;
  touch-action: none;
  background: linear-gradient(180deg, #f3f5f8 0%, #e8edf3 100%);
}

.map-container:active {
  cursor: grabbing;
}

.map-container:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: -3px;
}

.map-container.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
}

.map-container.loading::after {
  content: 'Cargando mapa...';
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
}

.map-container svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* Estilos SVG inyectados */
.map-real-plan {
  image-rendering: auto;
}

.map-space {
  cursor: pointer;
  fill-opacity: 0.15;
  transition: fill-opacity var(--transition-base), stroke var(--transition-base);
  stroke: rgba(0, 43, 117, 0.5);
  stroke-width: 1.5;
}

.map-space:hover {
  fill-opacity: 0.25;
  stroke: var(--color-primary);
  stroke-width: 2;
}

.map-space:focus-visible {
  outline: none;
  stroke: var(--color-accent);
  stroke-width: 3;
}

.map-space.highlighted {
  fill-opacity: 0.35;
  stroke: var(--color-highlight);
  stroke-width: 2.5;
  filter: drop-shadow(0 0 6px var(--color-highlight-glow));
}

.map-space.dimmed {
  fill-opacity: 0.06;
  stroke-opacity: 0.2;
}

.map-space.selected {
  fill-opacity: 0.30;
  stroke: var(--color-secondary);
  stroke-width: 2.5;
  filter: drop-shadow(0 0 6px var(--color-selected-glow));
}

/* Modo de edición */
.map-container.edit-mode {
  cursor: crosshair;
}

.map-container.edit-mode .map-space {
  cursor: move;
  fill-opacity: 0.4;
  stroke-dasharray: 4;
  transition: stroke-dashoffset 0.3s, fill-opacity 0.3s;
}

.map-container.edit-mode .map-space:hover {
  fill-opacity: 0.6;
  stroke-dasharray: 0;
}

.map-space.dragging {
  fill-opacity: 0.7 !important;
  stroke: #2196F3 !important;
  stroke-width: 3 !important;
  stroke-dasharray: 0 !important;
  filter: drop-shadow(0 4px 8px rgba(33, 150, 243, 0.4));
}

/* Botón de edición activo */
.btn-ghost.active {
  background: rgba(76, 175, 80, 0.3);
  border: 1px solid #4CAF50;
}

/* Modal Tabs */
.modal-tabs-container {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.modal-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px 0;
}

.modal-tab {
  padding: 10px 24px;
  border: none;
  background: transparent;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  border-radius: 8px 8px 0 0;
  transition: all 0.2s;
}

.modal-tab:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--color-text);
}

.modal-tab.active {
  background: white;
  color: var(--color-primary);
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.05);
}

/* Schedule Section */
.schedule-image-wrapper {
  width: 100%;
  background: var(--color-bg-alt);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.schedule-image {
  width: 100%;
  height: auto;
  display: block;
  max-height: 850px;
  object-fit: contain;
}

/* Enhanced Modal Styles */
.location-modal {
  max-width: 1100px;
}

/* Pulse animation for unsaved indicator */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.map-label {
  font-family: var(--font-family);
  font-size: 11px;
  font-weight: 600;
  fill: var(--color-text);
  pointer-events: none;
  user-select: none;
}

.map-corridor {
  fill: #FAFBFD;
  stroke: none;
}

.map-wall {
  fill: none;
  stroke: var(--color-primary-dark);
  stroke-width: 2;
}

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

/* Leyenda */
.map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  font-size: var(--font-size-xs);
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--color-text-muted);
}

.legend-color {
  width: 12px;
  height: 12px;
  border-radius: 3px;
}

/* ========== MODALES ========== */
.location-modal,
.help-modal {
  border: none;
  border-radius: var(--radius-lg);
  padding: 0;
  max-width: 1100px;
  max-height: 95vh;
  width: calc(100% - 2rem);
  box-shadow: var(--shadow-lg);
  animation: modalIn var(--transition-base);
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  margin: 0;
}

.location-modal::backdrop,
.help-modal::backdrop {
  background: rgba(0, 43, 117, 0.5);
  backdrop-filter: blur(4px);
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-content {
  position: relative;
}

.modal-close {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  z-index: 2;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: var(--radius-full);
  background: rgba(0, 0, 0, 0.5);
  color: var(--color-white);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}

.modal-close:hover {
  background: rgba(0, 0, 0, 0.7);
}

.modal-image-wrapper {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.modal-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-badge {
  position: absolute;
  bottom: var(--space-sm);
  left: var(--space-sm);
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
}

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

.modal-title {
  font-size: var(--font-size-xl);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.modal-description {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.modal-details {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-xs) var(--space-md);
  margin-bottom: var(--space-lg);
  font-size: var(--font-size-sm);
}

.modal-details dt {
  font-weight: 600;
  color: var(--color-text-muted);
}

.modal-actions {
  display: flex;
  gap: var(--space-sm);
}

.help-steps {
  padding: var(--space-lg);
  padding-left: calc(var(--space-lg) + 1rem);
}

.help-steps li {
  margin-bottom: var(--space-sm);
}

.help-steps strong {
  color: var(--color-primary);
}

/* ========== TOAST ========== */
.toast-container {
  position: fixed;
  bottom: calc(var(--footer-height) + var(--space-md));
  right: var(--space-md);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.toast {
  padding: var(--space-sm) var(--space-md);
  background: var(--color-primary-dark);
  color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  font-size: var(--font-size-sm);
  animation: fadeIn var(--transition-base);
  max-width: 320px;
  transition: opacity var(--transition-base);
}

.toast.fade-out {
  opacity: 0;
}

/* ========== FOOTER ========== */
.app-footer {
  height: var(--footer-height);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-xs);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  :root {
    --sidebar-width: 300px;
  }
}

@media (max-width: 768px) {
  .app-main {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    overflow: hidden;
  }

  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    max-height: 35vh;
    padding: var(--space-md);
    overflow-y: auto;
  }

  .header-subtitle {
    display: none;
  }

  .btn-label {
    display: none;
  }

  .locations-list {
    max-height: 160px;
  }

  .map-section {
    min-height: 0;
    overflow: hidden;
  }

  .map-container {
    min-height: 0;
  }
}

@media (max-width: 480px) {
  :root {
    --header-height: 56px;
  }

  .app-header {
    padding: 0 var(--space-md);
  }

  .header-logo {
    width: 36px;
    height: 36px;
  }

  .header-title {
    font-size: var(--font-size-lg);
  }

  .map-toolbar {
    flex-wrap: wrap;
    gap: var(--space-xs);
  }

  .btn-icon {
    width: 44px;
    height: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .map-space.highlighted {
    animation: none;
  }
}