/* Tokens de marca: tonos tranquilos (confianza / clínica), un acento principal. */
:root {
  --app-primary: #2a6f6b;
  --app-primary-dark: #1f5552;
  --app-teal: #3d8b83;
  --app-sage: #5a7d6c;
  --app-warm: #c4836a;
  --app-heading: #1e3a3a;
  --app-guest-bg: #f4f8f7;
  --app-radius: 0.5rem;
}

.text-app-heading {
  color: var(--app-heading);
}

.bg-app-guest {
  background-color: var(--app-guest-bg);
}

.btn-app-primary {
  background-color: var(--app-primary);
  border-color: var(--app-primary);
  color: #fff;
}

.btn-app-primary:hover {
  background-color: var(--app-primary-dark);
  border-color: var(--app-primary-dark);
  color: #fff;
}

/* Tarjetas tipo “Corona” / AdminLTE small-box */
.rounded-app {
  border-radius: var(--app-radius);
}

.bg-app-primary {
  background: linear-gradient(135deg, var(--app-primary) 0%, var(--app-teal) 100%) !important;
}

.bg-app-teal {
  background: linear-gradient(135deg, var(--app-teal) 0%, #4a9a91 100%) !important;
}

.bg-app-sage {
  background: linear-gradient(135deg, var(--app-sage) 0%, #6d9280 100%) !important;
}

.bg-app-warm {
  background: linear-gradient(135deg, var(--app-warm) 0%, #d9a08c 100%) !important;
}

.card-app {
  border-color: rgba(42, 111, 107, 0.15);
}

/* Sidebar AdminLTE: tono verde apagado */
.sidebar-dark-primary .nav-sidebar > .nav-item > .nav-link.active,
.sidebar-dark-primary .nav-sidebar > .nav-item.menu-open > .nav-link,
.main-sidebar .brand-link,
.sidebar-dark-primary .nav-sidebar > .nav-item > .nav-link:hover {
  background-color: rgba(255, 255, 255, 0.08) !important;
}

.layout-fixed .main-sidebar {
  background-color: var(--app-primary-dark) !important;
}

html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
  text-align: start;
}

.app-loading-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(12, 33, 38, 0.45);
  backdrop-filter: blur(1px);
  z-index: 2000;
}

.app-loading-overlay.is-active {
  display: flex;
}

.app-loading-card {
  min-width: 250px;
  max-width: 90vw;
  background: #fff;
  border-radius: var(--app-radius);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.22);
  padding: 1rem 1.25rem;
  text-align: center;
  color: var(--app-heading);
}

.app-loading-spinner {
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  border: 0.22rem solid rgba(42, 111, 107, 0.2);
  border-top-color: var(--app-primary);
  animation: app-spin 0.85s linear infinite;
  margin: 0 auto 0.7rem;
}

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