:root {
  --primary-color: #4CAF50;
  --secondary-color: #6c757d;
  --success-color: #28a745;
  --danger-color: #dc3545;
  --tercero-color: #addc14;
  --bg-light: #f4f4f4;
  --card-bg: #fff;
  --text-dark: #333;
  --border-radius: 8px;
  --box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

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

/* Estilos generales del cuerpo */
body {
  font-family: 'Segoe UI', sans-serif;
  background-color: var(--bg-light);
  color: var(--text-dark);
  padding: 2rem;
}

/* Header */
/* Estilo general para el header */
#custom-header {
  background-color: #ffffff; /* 👈 Fondo por defecto */
  padding: 20px;
  text-align: center;
  font-family: var(--font-family);
  position: relative;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.logo {
  max-height: 60px;
  display: block; 
  margin-right: 20px;
}

/* Ocultar logo si no tiene src */
.logo[src=""] {
  display: none;
}

/* Menú de navegación */
.nav-scroll {
  overflow-x: auto;
  white-space: nowrap;
  padding: 0.5rem;
  background-color: #0d0d0e;
  border-bottom: 1px solid #ccc;
}

.nav-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0.7rem;
}

.nav-list li {
  display: inline-block;
}

.nav-list a {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  text-decoration: none;
  color: #333;
  font-weight: bold;
  background-color: #ffffff;
  border: 1px solid #ccc;
  border-radius: 5px;
  transition: all 0.3s ease-in-out;
  font-size: 0.8rem;
}

.nav-list a.active {
  background-color: #007bff;
  color: white;
  border-color: #007bff;
}

.nav-list a:hover {
  background-color: #e0e0e0;
}

/* Contenedor general */
.container {
  max-width: 1200px;
  margin: 2rem auto;
  padding: 1rem;
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* Tarjeta base */
.card {
  background-color: var(--card-bg);
  padding: 1rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  margin-bottom: 2rem;
  transition: transform 0.2s ease;
}

.card:hover {
  transform: translateY(-2px);
}

.card-header {
  padding: 1rem;
  background-color: #e9ecef;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  border-bottom: 1px solid #dee2e6;
}

.card-header h2 {
  font-size: 1.2rem;
  margin: 0;
}

.card-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.btn {
  padding: 0.4rem 0.8rem;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-weight: bold;
  transition: background 0.3s ease;
}

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

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

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

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

.btn-F1 {
  padding: 0.4rem 0.8rem;
  border: none;
  background-color: rgb(12, 159, 245);
  color: white;
  border-radius: var(--border-radius);
  transition: background 0.3s ease;
  cursor: pointer;
}

.btn-terciario {
  padding: 0.4rem 0.8rem;
  border: none;
  background-color: var(--tercero-color);
  color: white;
  border-radius: var(--border-radius);
  transition: background 0.3s ease;
  cursor: pointer;
}

.btn:hover {
  filter: brightness(90%);
}

/* Dashboard cards */
.dashboard-card {
  background-color: var(--card-bg);
  padding: 1rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: default;
}

.dashboard-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.dashboard-card.clickable {
  cursor: pointer;
}

.card-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.card-content {
  flex: 1;
}

.card-content h3 {
  margin: 0 0 0.5rem 0;
  font-size: 1rem;
  color: var(--text-dark);
}

.card-value {
  margin: 0;
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary-color);
}

/* Modal */
.modal {
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0,0,0,0.4);
}

.modal-content {
  background-color: #fff;
  margin: 5% auto;
  padding: 2rem;
  border-radius: var(--border-radius);
  width: 90%;
  max-width: 500px;
  position: relative;
}

.close {
  position: absolute;
  right: 1rem;
  top: 1rem;
  font-size: 1.5rem;
  cursor: pointer;
}

.modal-buttons {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  margin-top: 1rem;
}

/* Listado de registros */
.registro-lista {
  display: table;
  width: 100%;
  table-layout: fixed;
  border-collapse: collapse;
}

.registro-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 1rem;
  background-color: #f1f1f1;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #ddd;
  font-weight: bold;
  color: #444;
}

.registro-header span:first-child {
  opacity: 0;
}

.registro-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background-color: #f9f9f9;
  padding: 0.75rem 1rem;
  margin-bottom: 0.5rem;
  border-radius: var(--border-radius);
  transition: background-color 0.2s ease;
}

.registro-item:hover {
  background-color: #f1f1f1;
}

.registro-item input[type="checkbox"] {
  transform: scale(1.2);
}

.registro-item span {
  flex: 1 1 20%;
  min-width: 100px;
  word-break: break-word;
}

.registro-header span,
.registro-item span {
  display: table-cell;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #eee;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

select.btn-secondary {
  background-color: #6c757d;
  color: white;
  border: none;
  padding: 0.4rem 0.8rem;
  font-weight: bold;
  cursor: pointer;
}

select.btn-secondary:hover {
  background-color: #5a6268;
}

.registro-checkbox {
  transform: scale(1.2);
}

/* Formularios */
.form-row {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.form-group {
  flex: 1 1 45%;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.form-group.inline {
  flex-direction: row;
  align-items: center;
  gap: 10px;
}

.form-group label {
  font-weight: bold;
  flex-shrink: 0;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: var(--border-radius);
  font-family: inherit;
  font-size: 1rem;
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
  max-height: 200px;
}

#check-all {
  transform: scale(1.2);
  margin-left: 5px;
  border: 1px solid #ccc;
  background-color: white;
  cursor: pointer;
}

.registro-header span:first-child {
  opacity: initial;
}

/* Tabla para administración de clínicas */
.table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
  table-layout: fixed;
}

.table th,
.table td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid #ddd;
  word-wrap: break-word;
  overflow: hidden;
  text-overflow: ellipsis;
}

.table th {
  background-color: #f8f9fa;
  font-weight: bold;
  position: sticky;
  top: 0;
  z-index: 10;
}

.table tbody tr:hover {
  background-color: #f5f5f5;
}

/* Contenedor de tabla con scroll horizontal */
.table-container {
  overflow-x: auto;
  max-width: 100%;
}