/* ============================================
   CORPORATE ZEN - PCRE V1.0
   Estilo profesional y limpio
   ============================================ */

:root {
  --cz-primary-a: #667eea;
  --cz-primary-b: #764ba2;
  --cz-bg-1: #f7f9fc;
  --cz-bg-2: #e8ecf0;
  --cz-shadow: 0 5px 20px rgba(0,0,0,0.08);
  --cz-shadow-hover: 0 8px 30px rgba(102,126,234,0.15);
  --cz-text-primary: #2c3e50;
  --cz-text-secondary: #374151;
  --cz-text-muted: #6b7280;
  --cz-border: rgba(102,126,234,0.12);
  --cz-success: #10b981;
  --cz-error: #ef4444;
  --cz-warning: #f59e0b;
  --cz-info: #3b82f6;
}

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

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--cz-text-primary);
  background: var(--cz-bg-1);
  line-height: 1.6;
  min-height: 100vh;
}

.cz-container {
  max-width: 980px;
  margin: 0 auto;
  padding: 24px;
}

.cz-container-center {
  max-width: 450px;
  margin: 0 auto;
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.cz-card {
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--cz-shadow);
  transition: box-shadow 0.3s ease;
}

.cz-card:hover {
  box-shadow: var(--cz-shadow-hover);
}

.cz-card__header {
  padding: 20px 24px;
  color: #fff;
  text-align: center;
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.5px;
  background: linear-gradient(135deg, var(--cz-primary-a) 0%, var(--cz-primary-b) 100%);
}

.cz-card__body {
  padding: 32px;
}

.cz-form-group {
  margin-bottom: 24px;
}

.cz-form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--cz-text-secondary);
  font-size: 0.9rem;
}

.cz-form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--cz-border);
  border-radius: 9px;
  font-size: 1rem;
  font-family: inherit;
  color: var(--cz-text-primary);
  background: #fff;
  transition: all 0.2s ease;
}

.cz-form-input:focus {
  outline: none;
  border-color: var(--cz-primary-a);
  box-shadow: 0 0 0 3px rgba(102,126,234,0.1);
}

.cz-form-input::placeholder {
  color: var(--cz-text-muted);
}

.cz-button {
  width: 100%;
  background: linear-gradient(135deg, var(--cz-primary-a), var(--cz-primary-b));
  color: #fff;
  border: 0;
  padding: 14px 24px;
  border-radius: 9px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.cz-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(102,126,234,0.3);
}

.cz-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.cz-alerta {
  padding: 14px 18px;
  border-radius: 10px;
  margin-bottom: 20px;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(-10px);
  }
}

.cz-alerta-success {
  background: rgba(16,185,129,0.1);
  color: #059669;
  border-left: 4px solid var(--cz-success);
}

.cz-alerta-error {
  background: rgba(239,68,68,0.1);
  color: #dc2626;
  border-left: 4px solid var(--cz-error);
}

.cz-alerta-info {
  background: rgba(102,126,234,0.1);
  color: var(--cz-primary-a);
  border-left: 4px solid var(--cz-primary-a);
}

.cz-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.cz-spinner-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255,255,255,0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.cz-header {
  background: rgba(102,126,234,0.10);
  padding: 14px 18px;
  border-radius: 10px;
  margin-bottom: 18px;
  border-left: 4px solid var(--cz-primary-a);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.cz-header__title {
  font-weight: 700;
  color: #334155;
  font-size: 1rem;
}

.cz-panel {
  background: #fff;
  padding: 22px;
  border-radius: 12px;
  box-shadow: 0 2px 15px rgba(102,126,234,0.08);
  border: 1px solid var(--cz-border);
}

.cz-text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--cz-text-secondary);
}

.cz-text-muted {
  color: var(--cz-text-muted);
  font-size: 0.9rem;
}

.cz-text-center {
  text-align: center;
}

.cz-mt-1 { margin-top: 8px; }
.cz-mt-2 { margin-top: 16px; }
.cz-mt-3 { margin-top: 24px; }

.cz-logo {
  text-align: center;
  margin-bottom: 32px;
}

.cz-logo h1 {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--cz-primary-a), var(--cz-primary-b));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.cz-fade-in {
  animation: fadeIn 0.4s ease;
}

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

.cz-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  padding: 24px;
  backdrop-filter: blur(4px);
}

.cz-modal-content {
  background: #fff;
  border-radius: 16px;
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 24px 80px rgba(0,0,0,0.4);
  border: 1px solid rgba(102,126,234,0.1);
  padding: 32px;
  margin: 0 auto;
}

/* ============================================
   SISTEMA RESPONSIVE - LUDENS
   Mobile First Approach
   ============================================ */

/* Variables Responsive */
:root {
  --cz-spacing-xs: 8px;
  --cz-spacing-sm: 12px;
  --cz-spacing-md: 16px;
  --cz-spacing-lg: 24px;
  --cz-spacing-xl: 32px;
  --cz-touch-target: 44px;
  --cz-font-size-base: 16px;
  --cz-font-size-sm: 14px;
  --cz-font-size-xs: 12px;
  --cz-header-height: 60px;
}

/* ============================================
   CLASES UTILITARIAS RESPONSIVE
   ============================================ */

/* Visibilidad por dispositivo */
.hide-mobile { display: block; }
.hide-tablet { display: block; }
.hide-desktop { display: none; }
.show-mobile { display: none; }
.show-tablet { display: none; }
.show-desktop { display: block; }

/* Flexbox responsive */
.flex-responsive {
  display: flex;
  flex-wrap: wrap;
  gap: var(--cz-spacing-md);
}

.flex-col-mobile {
  display: flex;
  flex-direction: row;
  gap: var(--cz-spacing-md);
}

/* Grid responsive */
.grid-responsive {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--cz-spacing-md);
}

.grid-2-cols {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--cz-spacing-md);
}

.grid-3-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--cz-spacing-md);
}

.grid-4-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--cz-spacing-md);
}

/* Contenedor fluido */
.container-fluid {
  width: 100%;
  padding-left: var(--cz-spacing-md);
  padding-right: var(--cz-spacing-md);
}

/* Full width en móvil */
.full-width-mobile {
  width: 100%;
}

/* Stack en móvil (columna) */
.stack-mobile {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: var(--cz-spacing-md);
}

/* Texto responsive */
.text-truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.text-wrap-mobile {
  white-space: nowrap;
}

/* Scroll horizontal para tablas */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.table-responsive::-webkit-scrollbar {
  height: 6px;
}

.table-responsive::-webkit-scrollbar-track {
  background: var(--cz-bg-2);
  border-radius: 3px;
}

.table-responsive::-webkit-scrollbar-thumb {
  background: var(--cz-primary-a);
  border-radius: 3px;
}

/* Tabs responsive con scroll horizontal */
.tabs-responsive {
  display: flex;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
  gap: 4px;
  padding-bottom: 2px;
}

.tabs-responsive::-webkit-scrollbar {
  display: none;
}

/* Botones touch-friendly */
.btn-touch {
  min-height: var(--cz-touch-target);
  min-width: var(--cz-touch-target);
  padding: var(--cz-spacing-sm) var(--cz-spacing-md);
}

/* Inputs touch-friendly */
.input-touch {
  min-height: var(--cz-touch-target);
  font-size: 16px; /* Previene zoom en iOS */
}

/* Cards responsive */
.card-responsive {
  width: 100%;
  padding: var(--cz-spacing-md);
}

/* Modal responsive */
.modal-responsive {
  width: 100%;
  max-width: 100%;
  max-height: 100vh;
  margin: 0;
  border-radius: 0;
}

/* Header responsive */
.header-responsive {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--cz-spacing-sm);
  padding: var(--cz-spacing-md);
}

.header-responsive .header-logo {
  height: 32px;
  width: auto;
}

.header-responsive .header-title {
  font-size: 1.1rem;
}

.header-responsive .header-info {
  font-size: 0.85rem;
}

/* Espaciado responsive */
.p-responsive { padding: var(--cz-spacing-md); }
.m-responsive { margin: var(--cz-spacing-md); }
.gap-responsive { gap: var(--cz-spacing-md); }

/* ============================================
   MEDIA QUERIES - TABLET (481px - 768px)
   ============================================ */
@media (max-width: 768px) {
  :root {
    --cz-spacing-lg: 20px;
    --cz-spacing-xl: 24px;
  }

  .cz-container {
    padding: var(--cz-spacing-md);
    max-width: 100%;
  }
  
  .cz-container-center {
    padding: var(--cz-spacing-md);
    max-width: 100%;
  }
  
  .cz-card__header {
    padding: var(--cz-spacing-md);
    font-size: 1rem;
    flex-wrap: wrap;
  }
  
  .cz-card__body {
    padding: var(--cz-spacing-md);
  }

  .cz-header {
    flex-wrap: wrap;
    padding: var(--cz-spacing-sm);
    gap: var(--cz-spacing-sm);
  }

  .cz-header__title {
    font-size: 0.9rem;
  }

  .cz-panel {
    padding: var(--cz-spacing-md);
  }

  .cz-modal {
    padding: var(--cz-spacing-sm);
    align-items: flex-start;
  }

  .cz-modal-content {
    padding: var(--cz-spacing-md);
    border-radius: 12px;
    max-height: 95vh;
  }

  .cz-button {
    padding: var(--cz-spacing-sm) var(--cz-spacing-md);
    font-size: 0.95rem;
    min-height: var(--cz-touch-target);
  }

  .cz-form-input {
    padding: var(--cz-spacing-sm) var(--cz-spacing-md);
    font-size: 16px; /* Previene zoom en iOS */
    min-height: var(--cz-touch-target);
  }

  /* Grid adjustments */
  .grid-4-cols {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3-cols {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Visibility */
  .hide-tablet { display: none !important; }
  .show-tablet { display: block !important; }

  /* Flex column on tablet */
  .flex-col-mobile {
    flex-direction: column;
  }

  .stack-mobile {
    flex-direction: column;
    align-items: flex-start;
  }

  /* Text */
  .text-wrap-mobile {
    white-space: normal;
    word-break: break-word;
  }
}

/* ============================================
   MEDIA QUERIES - MOBILE (0 - 480px)
   ============================================ */
@media (max-width: 480px) {
  :root {
    --cz-spacing-md: 12px;
    --cz-spacing-lg: 16px;
    --cz-spacing-xl: 20px;
    --cz-font-size-base: 15px;
  }

  body {
    font-size: var(--cz-font-size-base);
  }

  .cz-container {
    padding: var(--cz-spacing-sm);
  }

  .cz-container-center {
    padding: var(--cz-spacing-sm);
  }

  .cz-card {
    border-radius: 10px;
  }

  .cz-card__header {
    padding: var(--cz-spacing-sm) var(--cz-spacing-md);
    font-size: 0.9rem;
    gap: var(--cz-spacing-xs);
  }

  .cz-card__header img {
    height: 28px !important;
  }

  .cz-card__body {
    padding: var(--cz-spacing-sm);
  }

  .cz-header {
    flex-direction: column;
    align-items: stretch;
    gap: var(--cz-spacing-sm);
    padding: var(--cz-spacing-sm);
  }

  .cz-panel {
    padding: var(--cz-spacing-sm);
    border-radius: 10px;
  }

  .cz-modal {
    padding: 0;
    align-items: stretch;
  }

  .cz-modal-content {
    padding: var(--cz-spacing-md);
    border-radius: 0;
    max-height: 100vh;
    min-height: 100vh;
  }

  .cz-button {
    padding: var(--cz-spacing-sm);
    font-size: 0.9rem;
    border-radius: 8px;
  }

  .cz-form-group {
    margin-bottom: var(--cz-spacing-md);
  }

  .cz-form-input {
    border-radius: 8px;
  }

  .cz-alerta {
    padding: var(--cz-spacing-sm);
    font-size: 0.85rem;
    border-radius: 8px;
  }

  /* Grid to single column */
  .grid-4-cols,
  .grid-3-cols,
  .grid-2-cols {
    grid-template-columns: 1fr;
  }

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

  /* Visibility */
  .hide-mobile { display: none !important; }
  .show-mobile { display: block !important; }
  .hide-desktop { display: block !important; }
  .show-desktop { display: none !important; }

  /* Full width elements */
  .full-width-mobile {
    width: 100% !important;
    max-width: 100% !important;
  }

  /* Header responsive adjustments */
  .header-responsive {
    padding: var(--cz-spacing-sm);
  }

  .header-responsive .header-logo {
    height: 28px;
  }

  .header-responsive .header-title {
    font-size: 0.95rem;
  }

  .header-responsive .header-info {
    font-size: 0.8rem;
  }

  /* Tabs - more compact */
  .cz-tab {
    padding: 10px 14px;
    font-size: 0.8rem;
  }

  .cz-tab-btn {
    padding: 10px 14px;
    font-size: 0.8rem;
  }

  /* Spacing utilities on mobile */
  .p-responsive { padding: var(--cz-spacing-sm); }
  .m-responsive { margin: var(--cz-spacing-sm); }
  .gap-responsive { gap: var(--cz-spacing-sm); }
}

/* ============================================
   MEJORAS DE ACCESIBILIDAD TÁCTIL
   ============================================ */

/* Asegurar que todos los elementos interactivos tengan tamaño mínimo táctil */
@media (pointer: coarse) {
  button,
  .cz-button,
  .cz-tab,
  .cz-tab-btn,
  input[type="checkbox"],
  input[type="radio"],
  select,
  a {
    min-height: var(--cz-touch-target);
  }

  input[type="checkbox"],
  input[type="radio"] {
    width: 20px;
    height: 20px;
  }

  select {
    padding: var(--cz-spacing-sm);
    font-size: 16px;
  }
}

/* Safe area para dispositivos con notch */
@supports (padding: max(0px)) {
  .cz-container,
  .cz-card__body,
  .cz-modal-content {
    padding-left: max(var(--cz-spacing-md), env(safe-area-inset-left));
    padding-right: max(var(--cz-spacing-md), env(safe-area-inset-right));
  }

  .cz-modal-content {
    padding-bottom: max(var(--cz-spacing-md), env(safe-area-inset-bottom));
  }
}

/* ============================================
   ESTILOS ESPECÍFICOS PARA DASHBOARDS
   ============================================ */

/* Header del dashboard responsive */
.dashboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--cz-spacing-md);
  flex-wrap: wrap;
}

.dashboard-header-left {
  display: flex;
  align-items: center;
  gap: var(--cz-spacing-md);
  flex: 1;
  min-width: 0;
}

.dashboard-header-right {
  display: flex;
  align-items: center;
  gap: var(--cz-spacing-sm);
  flex-shrink: 0;
}

@media (max-width: 600px) {
  .dashboard-header {
    flex-direction: column;
    align-items: stretch;
  }

  .dashboard-header-left {
    flex-direction: column;
    align-items: flex-start;
  }

  .dashboard-header-right {
    width: 100%;
    justify-content: flex-end;
  }
}

/* Stats cards responsive */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--cz-spacing-md);
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--cz-spacing-sm);
  }
}

/* Filtros responsive */
.filtros-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--cz-spacing-md);
  align-items: flex-end;
}

.filtros-container > * {
  flex: 1;
  min-width: 200px;
}

@media (max-width: 600px) {
  .filtros-container {
    flex-direction: column;
  }

  .filtros-container > * {
    width: 100%;
    min-width: 100%;
  }
}

/* Tabla de datos responsive */
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: var(--cz-spacing-sm);
  text-align: left;
  border-bottom: 1px solid var(--cz-border);
}

@media (max-width: 600px) {
  .data-table th,
  .data-table td {
    padding: var(--cz-spacing-xs);
    font-size: 0.85rem;
  }
}

/* Acciones de tabla responsive */
.table-actions {
  display: flex;
  gap: var(--cz-spacing-xs);
  flex-wrap: wrap;
}

.table-actions button {
  padding: 6px 10px;
  font-size: 0.8rem;
}

@media (max-width: 480px) {
  .table-actions {
    flex-direction: column;
  }

  .table-actions button {
    width: 100%;
  }
}

/* Contenido de observaciones responsive */
.observacion-item {
  padding: var(--cz-spacing-md);
}

@media (max-width: 480px) {
  .observacion-item {
    padding: var(--cz-spacing-sm);
  }

  .observacion-item .btn-eliminar,
  .observacion-item .cz-button {
    width: 100%;
    margin-top: var(--cz-spacing-xs);
  }
}