/* ============================================================
   AyudaVE — Estilos globales
   Mobile-first, accesible, optimizado para conexiones lentas
   ============================================================ */

:root {
  /* Colores */
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-border: #e2e8f0;
  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-secondary: #0891b2;
  --color-accent: #f59e0b;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #dc2626;
  --color-critical: #b91c1c;

  /* Colores del mapa */
  --color-mapa-critico: #dc2626;
  --color-mapa-alta: #f59e0b;
  --color-mapa-info: #3b82f6;
  --color-mapa-resuelto: #10b981;

  /* Tipografia */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;

  /* Espaciado */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;

  /* Bordes */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Sombras */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.12);

  /* Layout */
  --max-width: 1200px;
  --header-h: 60px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  font-size: 16px;
  min-height: 100vh;
}
img, picture, video { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; color: inherit; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ============================================================
   Header
   ============================================================ */
.header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) var(--space-md);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: var(--space-md);
}
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
}
.logo-icon {
  font-size: 1.5rem;
}
.nav {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
}
.nav-link {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.15s;
}
.nav-link:hover {
  background: var(--color-bg);
  color: var(--color-text);
  text-decoration: none;
}
.nav-link.active {
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.08);
}

/* ============================================================
   Layout
   ============================================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-md);
}
.container-narrow {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-md);
}

/* ============================================================
   Homepage — 4 botones principales
   ============================================================ */
.hero {
  padding: var(--space-2xl) var(--space-md);
  text-align: center;
  background: linear-gradient(135deg, #2563eb 0%, #0891b2 100%);
  color: white;
}
.hero h1 {
  font-size: 1.75rem;
  margin-bottom: var(--space-sm);
  font-weight: 800;
  letter-spacing: -0.02em;
}
.hero p {
  font-size: 1rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
}
.hero-emergency {
  margin-top: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: rgba(220, 38, 38, 0.95);
  color: white;
  border-radius: var(--radius-md);
  display: inline-block;
  font-weight: 600;
}

.main-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-md);
  max-width: 600px;
  margin: 0 auto;
}
.btn-main {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl) var(--space-md);
  border-radius: var(--radius-lg);
  text-align: center;
  font-weight: 700;
  font-size: 1.125rem;
  border: none;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  min-height: 140px;
}
.btn-main:hover {
  transform: translateY(-2px);
  text-decoration: none;
  box-shadow: var(--shadow-lg);
}
.btn-main-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
  line-height: 1;
}
.btn-main-help {
  background: var(--color-primary);
  color: white;
}
.btn-main-need {
  background: var(--color-danger);
  color: white;
}
.btn-main-search {
  background: var(--color-warning);
  color: white;
  grid-column: span 2;
}
.btn-main-map {
  background: var(--color-success);
  color: white;
  grid-column: span 2;
}

/* ============================================================
   Categorias (Quiero Ayudar)
   ============================================================ */
.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: var(--space-lg) 0 var(--space-md);
  color: var(--color-text);
}
.section-subtitle {
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.categorias-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--space-md);
}
.categoria-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  color: var(--color-text);
}
.categoria-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  text-decoration: none;
}
.categoria-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
}
.categoria-name {
  font-weight: 600;
  font-size: 0.95rem;
}
.categoria-count {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

/* ============================================================
   Formularios
   ============================================================ */
.form-group {
  margin-bottom: var(--space-md);
}
.form-label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text);
}
.form-label .req { color: var(--color-danger); }
.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  font-size: 1rem;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
.form-textarea {
  min-height: 100px;
  resize: vertical;
}
.form-help {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}
.form-error {
  color: var(--color-danger);
  font-size: 0.85rem;
  margin-top: var(--space-xs);
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--color-primary); color: white; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-danger { background: var(--color-danger); color: white; }
.btn-success { background: var(--color-success); color: white; }
.btn-warning { background: var(--color-warning); color: white; }
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: white; }
.btn-block { width: 100%; }
.btn-lg { padding: var(--space-md) var(--space-xl); font-size: 1.1rem; }
.btn-sm { padding: var(--space-xs) var(--space-sm); font-size: 0.85rem; }

/* Urgencia pills */
.urgencia-pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}
.urgencia-critica { background: #fee2e2; color: #991b1b; }
.urgencia-alta    { background: #fef3c7; color: #92400e; }
.urgencia-media   { background: #dbeafe; color: #1e40af; }
.urgencia-baja    { background: #f1f5f9; color: #475569; }

/* ============================================================
   Cards de reportes/eventos
   ============================================================ */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  transition: box-shadow 0.15s;
}
.card:hover { box-shadow: var(--shadow-md); }
.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}
.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}
.card-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.card-description {
  margin-bottom: var(--space-sm);
  color: var(--color-text);
  line-height: 1.6;
}
.card-contact {
  padding: var(--space-sm);
  background: var(--color-bg);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}
.card-contact a {
  font-weight: 600;
}
.card-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
  flex-wrap: wrap;
}

/* ============================================================
   Mapa
   ============================================================ */
.map-container {
  position: relative;
  height: calc(100vh - var(--header-h));
  width: 100%;
}
#map {
  width: 100%;
  height: 100%;
  background: #e5e7eb;
}
.map-controls {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  box-shadow: var(--shadow-md);
  z-index: 1000;
  max-width: 280px;
  font-size: 0.85rem;
}
.map-legend {
  position: absolute;
  bottom: var(--space-md);
  left: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  box-shadow: var(--shadow-md);
  z-index: 1000;
  font-size: 0.85rem;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin: 4px 0;
}
.legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}
.map-popup-form {
  min-width: 280px;
  max-width: 320px;
}

/* Marker custom */
.marker-custom {
  background: transparent;
  border: none;
}

/* ============================================================
   Ficha (detalle)
   ============================================================ */
.ficha-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-lg) var(--space-md);
  margin-bottom: var(--space-md);
}
.ficha-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}
.ficha-section {
  margin-bottom: var(--space-lg);
}
.ficha-section h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

/* ============================================================
   Admin
   ============================================================ */
.admin-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: calc(100vh - var(--header-h));
}
.admin-sidebar {
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  padding: var(--space-md);
}
.admin-sidebar a {
  display: block;
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  margin-bottom: 2px;
  font-size: 0.9rem;
}
.admin-sidebar a:hover { background: var(--color-bg); text-decoration: none; }
.admin-sidebar a.active { background: var(--color-primary); color: white; }
.admin-content {
  padding: var(--space-lg);
  overflow-x: auto;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}
.stat-card .stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
}
.stat-card .stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* Tabla admin */
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.admin-table th,
.admin-table td {
  padding: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}
.admin-table th {
  background: var(--color-bg);
  font-weight: 600;
  color: var(--color-text-muted);
}

/* ============================================================
   Mensajes / alertas
   ============================================================ */
.alert {
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
  font-size: 0.9rem;
}
.alert-success { background: #d1fae5; color: #065f46; border: 1px solid #6ee7b7; }
.alert-error   { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }
.alert-info    { background: #dbeafe; color: #1e40af; border: 1px solid #93c5fd; }
.alert-warning { background: #fef3c7; color: #92400e; border: 1px solid #fcd34d; }

/* Toast */
.toast-container {
  position: fixed;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  pointer-events: none;
}
.toast {
  background: var(--color-text);
  color: white;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  margin-top: var(--space-sm);
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  max-width: 360px;
  animation: slideUp 0.3s ease;
}
@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* ============================================================
   Loading
   ============================================================ */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
.spinner-dark {
  border-color: rgba(15, 23, 42, 0.2);
  border-top-color: var(--color-text);
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-state {
  text-align: center;
  padding: var(--space-2xl);
  color: var(--color-text-muted);
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 768px) {
  .hero h1 { font-size: 1.4rem; }
  .main-buttons {
    grid-template-columns: 1fr;
  }
  .btn-main-search,
  .btn-main-map {
    grid-column: span 1;
  }
  .categorias-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .admin-layout {
    grid-template-columns: 1fr;
  }
  .admin-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    overflow-x: auto;
    padding: var(--space-sm);
  }
  .admin-sidebar a {
    white-space: nowrap;
    margin: 0 var(--space-xs) 0 0;
  }
  .map-controls {
    max-width: 200px;
    font-size: 0.75rem;
  }
  .nav { display: none; }
  .nav.mobile-open { display: flex; position: absolute; top: var(--header-h); left: 0; right: 0; background: var(--color-surface); flex-direction: column; padding: var(--space-md); border-bottom: 1px solid var(--color-border); }
}

/* Mobile menu button */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--space-xs);
}
@media (max-width: 768px) {
  .menu-toggle { display: block; }
}

/* ============================================================
   Utilities
   ============================================================ */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.text-sm { font-size: 0.85rem; }
.text-lg { font-size: 1.1rem; }
.font-bold { font-weight: 700; }
.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }
.mb-3 { margin-bottom: var(--space-lg); }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--space-sm); }
.gap-2 { gap: var(--space-md); }
.hidden { display: none !important; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
@media (max-width: 600px) { .grid-2 { grid-template-columns: 1fr; } }