* { box-sizing: border-box; }
html, body { overflow-x: hidden; }
body { font-family: system-ui, Arial, sans-serif; margin: 0; background:#f6f7fb; color:#222; }
.container { width:100%; max-width:1300px; margin: 40px auto; background: #fff; padding: 16px; border-radius: 0; box-shadow: 0 1px 0 rgba(0,0,0,.04); }
label:not(.form-label) { display:block; margin-top: 12px; color:#333; }
input:not(.form-control) { width:100%; padding:10px; margin-top:6px; border:1px solid #ccc; border-radius:6px; }
/* Excluir botones .close del estilo global de botones personalizados */
button:not(.btn):not(.close) { margin-top:16px; padding:10px 16px; border:none; border-radius:6px; background:#2563eb; color:#fff; font-weight:600; cursor:pointer; }
.alert { background:#fee2e2; color:#7f1d1d; padding:10px; border-radius:6px; margin-bottom:12px; }
.nav { display:flex; justify-content: space-between; align-items:center; padding:12px 16px; background:#0f172a; color:#fff; position:relative; z-index:2200; width:100%; margin:0; border-radius:0; }
.nav a { color:#fff; text-decoration:none; }
.nav-flex { display:flex; }
.nav-left { display:flex; align-items:center; gap:8px; }
.nav-left { position: relative; z-index: 1600; }
.nav-left { height: 100%; }
.nav-left .brand { font-weight:700; margin-right:12px; display:inline-flex; align-items:center; padding:0; }
.brand-logo { display:block; height:34px; max-height:34px; width:auto; object-fit:contain; margin:0; }
.nav-right { display:flex; align-items:center; gap:12px; }
.nav-center { position:absolute; left:50%; transform:translateX(-50%); display:flex; align-items:center; gap:12px; padding:0 16px; }
.nav-center-mobile { position:absolute; left:50%; transform:translateX(-50%); display:flex; align-items:center; }

/* Utilidades de visibilidad para responsive */
.mobile-only { display: inline-flex !important; }
.desktop-only { display: none !important; }

/* Evitar que el logo centrado bloquee toques en móvil */
.nav-center-mobile { pointer-events: none; }
.nav-center-mobile .brand { pointer-events: auto; }

/* Ajustes móviles */
@media (max-width: 768px) {
  /* Ocultar enlaces del centro en móvil para mantener barra compacta */
  .nav-center { display: none !important; }
  /* Altura de la barra en móvil */
  .nav { height: 60px; padding: 8px 12px; }
}

/* Ajustes escritorio: invertimos utilidades */
@media (min-width: 769px) {
  .mobile-only { display: none !important; }
  .desktop-only { display: inline-flex !important; }
}
.nav-user { display:flex; align-items:center; gap:12px; }
.nav-link { color:#fff; opacity:.9; padding:6px 8px; }
.nav-link:hover { opacity:1; }
.nav .icon { width:20px; height:20px; color:#cbd5e1; display:inline-flex; align-items:center; justify-content:center; font-size:20px; line-height:1; }
.nav .nav-link .icon { margin-right:6px; }

/* Responsive helpers */
.desktop-only { display:flex; }
.mobile-only { display:none; }
.hide-sm { display:inline; }

/* Mobile menu */
.mobile-menu { position: relative; }
.mobile-menu > summary.nav-link { list-style:none; display:flex; align-items:center; gap:6px; cursor:pointer; }
.mobile-menu > summary.nav-link::-webkit-details-marker { display:none; }
.mobile-dropdown { position:absolute; left:8px; top:calc(100% + 8px); width:calc(100vw - 16px); background:#fff; color:#0f172a; border:1px solid #e2e8f0; border-radius:8px; box-shadow: 0 8px 20px rgba(0,0,0,.15); padding:8px; z-index:3500; display:none; }
.mobile-menu[open] .mobile-dropdown { display:block; }
.mobile-dropdown a { color:#0f172a; }

@media (max-width: 768px) {
  .nav-center { display:none; }
  .mobile-only { display:flex; }
  .desktop-only { display:none; }
  .nav-user-name { display:none; }
  .container { margin: 8px 0; padding: 12px; }
  .icon-btn { height:30px; width:30px; }
}
.nav-avatar { width:32px; height:32px; border-radius:50%; object-fit:cover; border:1px solid rgba(255,255,255,.2); }
.nav-avatar-fallback { display:flex; align-items:center; justify-content:center; background:#334155; color:#fff; font-weight:700; }
.nav-user-name { margin-left:4px; font-weight:600; }
.nav-user-role { margin-left:4px; color:#cbd5e1; font-size:12px; }
/* Dropdown de usuario */
.user-menu { position: relative; }
.user-summary { list-style: none; display:flex; align-items:center; gap:12px; cursor:pointer; }
.user-summary::-webkit-details-marker { display:none; }
.caret { margin-left:4px; opacity:.8; }
.user-dropdown { position:absolute; right:0; top:calc(100% + 8px); background:#fff; color:#0f172a; border-radius:8px; box-shadow: 0 8px 20px rgba(0,0,0,.15); min-width:220px; padding:8px; z-index:6000; display:none; }
/* Asegurar que el dropdown de sedes quede por encima de offcanvas/modales */
.campus-dropdown { z-index: 6000; }
.user-dropdown { border:1px solid #e2e8f0; }
.user-dropdown a { color:#0f172a; }
.user-dropdown .dropdown-item { color:#0f172a; font-weight:500; }
.user-dropdown .dropdown-item:hover { background:#f1f5f9; color:#0b1220; }
.user-menu[open] .user-dropdown { display:block; }
.campus-dropdown { padding:10px; }
.campus-dropdown .dropdown-header { margin-top:8px; margin-bottom:6px; font-size:13px; color:#0b1220; }
.program-list { display:flex; flex-wrap:wrap; gap:6px; padding: 0 6px 8px 6px; }
.program-chip { display:inline-flex; align-items:center; gap:6px; padding:4px 8px; border-radius:999px; background:#eef2f7; color:#0b1220; text-decoration:none; font-weight:700; font-size:12px; border:1px solid #e2e8f0; line-height:1; }
.program-chip .icon { width:14px; height:14px; color:#334155; display:inline-flex; align-items:center; justify-content:center; font-size:14px; line-height:1; }
.program-chip:hover { background:#e6edf7; }
/* Esquemas por sede */
.program-chip.scheme-1 { background:#dbeafe; color:#1e40af; border-color:#bfdbfe; }
.program-chip.scheme-1 .icon { color:#1e40af; }
.program-chip.scheme-1:hover { background:#c7d2fe; }

.program-chip.scheme-2 { background:#dcfce7; color:#166534; border-color:#bbf7d0; }
.program-chip.scheme-2 .icon { color:#166534; }
.program-chip.scheme-2:hover { background:#bbf7d0; }

.program-chip.scheme-3 { background:#fef3c7; color:#92400e; border-color:#fde68a; }
.program-chip.scheme-3 .icon { color:#92400e; }
.program-chip.scheme-3:hover { background:#fde68a; }

.program-chip.scheme-4 { background:#ede9fe; color:#5b21b6; border-color:#ddd6fe; }
.program-chip.scheme-4 .icon { color:#5b21b6; }
.program-chip.scheme-4:hover { background:#ddd6fe; }

.program-chip.scheme-5 { background:#ffe4e6; color:#9f1239; border-color:#fecdd3; }
.program-chip.scheme-5 .icon { color:#9f1239; }
.program-chip.scheme-5:hover { background:#fecdd3; }

.program-chip.scheme-6 { background:#ccfbf1; color:#115e59; border-color:#99f6e4; }
.program-chip.scheme-6 .icon { color:#115e59; }
.program-chip.scheme-6:hover { background:#99f6e4; }
.stat-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); gap:12px; margin:12px 0; }
.stat-card { display:flex; align-items:center; gap:12px; padding:14px; border-radius:12px; color:#0b1220; background:#ffffff; border:1px solid #e2e8f0; box-shadow: 0 1px 0 rgba(15,23,42,0.04), 0 16px 24px -16px rgba(15,23,42,0.14); height:84px; }
.stat-card .icon { width:36px; height:36px; border-radius:10px; display:inline-flex; align-items:center; justify-content:center; flex:0 0 auto; }
.stat-card .icon svg { width:20px; height:20px; display:block; }
.stat-card .icon i { font-size:20px; line-height:1; display:block; }
.stat-card .label { font-size:12px; color:#475569; line-height:1.1; }
.stat-card .value { font-size:28px; font-weight:800; line-height:1; }
.stat-blue { background:linear-gradient(180deg,#eef6ff,#ffffff 40%); }
.stat-blue .icon { background:#dbeafe; color:#1e40af; }
.stat-green { background:linear-gradient(180deg,#ecfdf5,#ffffff 40%); }
.stat-green .icon { background:#bbf7d0; color:#166534; }
/* Variante neutra para tarjetas (Usuarios) */
.stat-slate { background:linear-gradient(180deg,#f8fafc,#ffffff 40%); }
.stat-slate .icon { background:#e2e8f0; color:#0f172a; }

@media (max-width: 768px) {
  .stat-grid { grid-template-columns:repeat(auto-fill,minmax(180px,1fr)); gap:10px; }
  .stat-card { padding:12px; gap:10px; height:76px; }
  .stat-card .icon { width:32px; height:32px; border-radius:9px; }
  .stat-card .icon svg { width:18px; height:18px; }
  .stat-card .value { font-size:24px; }
}
.dropdown-item { display:flex; align-items:center; gap:8px; padding:8px 10px; border-radius:6px; color:#0f172a; text-decoration:none; }
.dropdown-header { padding:8px 10px; font-weight:600; color:#0b1220; }
.dropdown-divider { height:1px; background:#e2e8f0; margin:6px 0; }
.dropdown-item .icon { color:#334155; display:inline-flex; align-items:center; justify-content:center; font-size:18px; line-height:1; }
.dropdown-item:hover { background:#f1f5f9; }

/* Tabs de Settings con estilo pill y borde como el ejemplo */
.settings-tabs { border-bottom: 1px solid #e2e8f0; gap: 6px; position: relative; z-index: 100; }
.settings-tabs .nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border: 1px solid transparent;
  border-bottom-color: transparent;
  color: #334155;
}
.settings-tabs .nav-link i { font-size: 18px; line-height: 1; }
.settings-tabs .nav-link:hover { background: #f8fafc; color: #0b1220; }
/* --- Settings layout refinado --- */
.settings-layout { display: flex; gap: 16px; }
.settings-content { flex: 1 1 auto; }
.settings-nav {
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 8px;
  box-shadow: 0 1px 2px rgba(15,23,42,.06);
}
.settings-nav .nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 10px;
  color: #334155;
  background: #ffffff;
  border: 1px solid transparent;
  position: relative;
  font-weight: 600;
  width: 100%;
  justify-content: flex-start;
  text-align: left;
}
.settings-nav .nav-link:hover { background: #f8fafc; color: #0b1220; }
.settings-nav .nav-link.active {
  background: #f1f5f9;
  color: #0b1220;
  border-color: rgba(37,99,235,.22);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
.settings-nav .nav-link.active::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 70%;
  background: #2563eb; /* azul elegente */
  border-radius: 6px;
}

/* Tarjeta de respaldo */
.backup-card .btn-primary {
  box-shadow: 0 1px 2px rgba(37,99,235,.18);
}
.backup-card .btn-primary:hover {
  box-shadow: 0 0 0 3px rgba(37,99,235,.15);
}

/* Zona de peligro para reset */
.danger-zone {
  border: 1px solid #fecaca; /* red-200 */
}
.danger-zone .card-header { border-bottom: 1px solid #fde2e2; }
.danger-zone .form-control { border-color: #fecaca; }
.danger-zone .form-control:focus {
  box-shadow: 0 0 0 3px rgba(220,38,38,.15);
}
.danger-zone .input-group-text {
  background: #fff;
}
.danger-zone .btn-danger {
  box-shadow: 0 1px 2px rgba(220,38,38,.18);
}
.danger-zone .btn-danger:hover {
  box-shadow: 0 0 0 3px rgba(220,38,38,.15);
}

/* Grid de información del sistema: cards pequeñas con iconos */
.sys-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; }
.sys-item { display:flex; align-items:flex-start; gap:12px; padding:14px; border:1px solid #e2e8f0; border-radius:12px; background:#fff; box-shadow: 0 1px 2px rgba(15,23,42,.06); }
.sys-icon { width:32px; height:32px; border-radius:8px; display:flex; align-items:center; justify-content:center; background:#eef2f7; color:#334155; flex:0 0 auto; }
.sys-icon i { font-size:18px; line-height:1; }
.sys-label { font-size:12px; color:#64748b; }
.sys-value { font-size:14px; font-weight:700; color:#0b1220; }

/* Badges por item de sistema */
.sys-badge { display:inline-block; padding:2px 8px; border-radius:999px; font-size:11px; font-weight:600; line-height:1.2; border:1px solid transparent; }
.sys-badge.sys-blue   { background:#dbeafe; color:#1e40af; border-color:#bfdbfe; }
.sys-badge.sys-green  { background:#dcfce7; color:#166534; border-color:#bbf7d0; }
.sys-badge.sys-orange { background:#ffedd5; color:#9a3412; border-color:#fed7aa; }
.sys-badge.sys-purple { background:#ede9fe; color:#5b21b6; border-color:#ddd6fe; }
.sys-badge.sys-teal   { background:#ccfbf1; color:#115e59; border-color:#99f6e4; }

@media (min-width: 768px) {
  .settings-nav { flex: 0 0 260px; align-self: flex-start; position: sticky; top: 12px; }
}
@media (max-width: 767.98px) {
  .settings-layout { flex-direction: column; }
  .settings-nav { display: flex; flex-direction: row !important; gap: 8px; overflow-x: auto; padding-bottom: 10px; margin-bottom: 4px; }
  .settings-nav .nav-link { white-space: nowrap; width: auto; }
}

/* Estilos de login con fondo a pantalla completa */
.login-body {
  min-height: 100vh;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
}
.login-card { margin: auto; max-width: 760px; }
.login-logo { display:block; margin: 8px auto 14px; max-height: 96px; }

/* Modales simples */
.modal { position: fixed; inset: 0; display: none; z-index: 2000; }
.modal.is-open { display: block; }
.modal-backdrop { position:absolute; inset:0; background: transparent !important; z-index:0; }
.modal-content { position:relative; z-index:1; max-width: 1080px; margin: 60px auto; background:#fff; border-radius:8px; box-shadow: 0 10px 24px rgba(0,0,0,.18); overflow: hidden; }
.modal-header { display:flex; align-items:center; justify-content: space-between; padding: 12px 16px; border-bottom:1px solid #e2e8f0; }

/* DataTables Responsive: alinear títulos de detalles a la izquierda */
.dtr-details .dtr-title,
.dtr-title { 
  text-align: left !important; 
  margin-left: 0 !important; 
  padding-left: 0 !important; 
}
.dtr-details .dtr-data { 
  text-align: left !important; 
}
.modal-close { background: transparent !important; color:#dc2626 !important; border:none !important; font-size:20px; cursor:pointer; box-shadow:none !important; }
.modal-close:hover,
.modal-close:focus { background: transparent !important; color:#b91c1c !important; outline:none !important; }
.modal-body { padding: 16px; }
/* Footer fijo y compacto para modales */
.modal-footer { position:sticky; bottom:0; background:#fff; border-top:1px solid #e2e8f0; padding:12px 16px; display:flex; gap:8px; justify-content:flex-end; }

/* Utilidad: fila sin gutters (espaciado lateral) en modales */
.row.no-gutters { margin-left: 0 !important; margin-right: 0 !important; gap: 12px; margin-top: 8px; }
.row.no-gutters > [class^="col-"],
.row.no-gutters > [class*=" col-"] { padding-left: 0 !important; padding-right: 0 !important; }

/* Botón cerrar del modal: sin fondo, solo icono rojo */
.modal .close {
  background: transparent !important;
  color: #dc2626 !important; /* rojo */
  opacity: 1 !important;
  border: none !important;
  box-shadow: none !important;
}
.modal .close:hover,
.modal .close:focus {
  background: transparent !important;
  color: #b91c1c !important; /* rojo más oscuro al hover */
  outline: none !important;
}

/* Contenedor principal del modal de asignación */
.checklist {
    max-height: 400px;
    overflow-y: auto;
    padding: 0;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    background: #fff;
}

/* Secciones de sedes */
.campus-section {
    margin-bottom: 0;
    border-bottom: 1px solid #f1f5f9;
}

.campus-section:last-child {
    border-bottom: none;
}

.campus-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: #f8fafc;
    border-bottom: 1px solid #e2e8f0;
    margin: 0;
}

.campus-title {
    font-weight: 600;
    color: #374151;
    margin: 0;
    font-size: 14px;
}

.campus-count {
    background: #e2e8f0;
    color: #64748b;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
}

/* Grid de programas dentro de cada sede */
.campus-programs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1px;
    background: #e5e7eb;
    padding: 0;
}

/* Tarjetas de programas */
.check-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: #fff;
    border: none;
    margin: 0;
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.check-item:hover {
    background: #f8fafc;
}

.check-item input[type="checkbox"] {
    margin: 0;
    flex-shrink: 0;
    width: 16px;
    height: 16px;
}

/* Overrides Bootstrap form-check positioning to prevent overlap */
.check-item.form-check {
    align-items: flex-start;
}
.check-item .form-check-input {
    position: static;
    margin: 0 8px 0 0;
}
.check-item .form-check-label {
    margin: 0;
}

.check-item > div {
    flex: 1;
    min-width: 0;
}

.check-item .title {
    font-weight: 600;
    color: #111827;
    margin: 0 0 2px 0;
    font-size: 14px;
    line-height: 1.3;
}

.check-item .subtitle {
    color: #6b7280;
    margin: 0;
    font-size: 12px;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Toolbar sencilla para búsquedas y acciones */
.mini-toolbar { display:flex; gap:8px; align-items:center; justify-content:space-between; margin-bottom:10px; }
.mini-actions { display:flex; gap:8px; }
.muted { color:#64748b; }
.pill { display:inline-block; padding:2px 8px; border-radius:999px; background:#f1f5f9; color:#334155; font-size:12px; }

/* Botones de ícono (sin texto) */
.icon-btn {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:32px;
  width:32px;
  padding:0;
  margin:0 !important; /* Evitar margen heredado de button:not(.btn):not(.close) */
  border-radius:6px;
  background:#334155;
  color:#ffffff;
}
.icon-btn:hover { filter:brightness(1.1); }
.icon-btn svg { width:18px; height:18px; }
.icon-btn i { font-size:18px; line-height:1; }
/* Alinear toggle con la altura del logo (34px) */
#offcanvasToggle {
  height:34px;
  width:34px;
  padding:0;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  line-height:1;
  vertical-align:middle;
  pointer-events:auto;
  position: relative;
  z-index: 2200;
  margin-top: 0 !important; /* Anula regla global button:not(.btn):not(.close) */
}
/* Variantes de color para icon-btn */
.icon-btn.view { background:#2563eb; }
.icon-btn.edit { background:#f59e0b; }
.icon-btn.add  { background:#16a34a; }
.icon-btn.delete { background:#dc2626; }

/* Acciones en tablas: alineación */
.table-actions { display:flex; align-items:center; gap:6px; justify-content:center; }

/* Botones con texto e ícono */
.btn {
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:6px;
  background:#334155;
  color:#ffffff;
  font-weight:600;
  border:none;
  cursor:pointer;
}
.btn svg { width:18px; height:18px; }
.btn:hover { filter:brightness(1.05); }
.btn-primary { background:#2563eb; }
.page-toolbar .btn { margin-top:0; }

/* Offcanvas lateral izquierdo */
.offcanvas { position: fixed; inset: 0; display: none; z-index: 8000; visibility: hidden; opacity: 0; }
.offcanvas.is-open { display: block; visibility: visible !important; opacity: 1; }
.offcanvas-backdrop { position:absolute; inset:0; background: transparent; pointer-events:auto; z-index: 0; }
.offcanvas-panel { position:absolute; top:0; left:0; width:60vw; max-width:60vw; height:100%; background:#ffffff; color:#0f172a; border-right:1px solid #e2e8f0; box-shadow: 10px 0 24px rgba(0,0,0,.18); transform: translateX(-100%); transition: transform .25s ease; z-index: 1; pointer-events: auto; }
.offcanvas.is-open .offcanvas-panel { transform: translateX(0); }
.offcanvas-header { display:flex; align-items:center; justify-content:space-between; padding:12px 14px; border-bottom:1px solid #e2e8f0; background:#f8fafc; color:#0b1220; }
.offcanvas-body { padding: 10px; overflow:auto; height: calc(100% - 49px); }
.offcanvas-close { background: transparent; border:none; font-size:20px; cursor:pointer; color:#0f172a; }

@media (min-width: 769px) {
  /* Ocultar botón y contenedor offcanvas en desktop (solo móvil) */
  #offcanvasToggle { display:none !important; }
}

/* Offcanvas: compacidad, iconos y contraste mejorado */
.offcanvas .dropdown-item { padding:6px 8px; font-size:14px; color:#0b1220; }
.offcanvas .dropdown-item:hover { background:#eef2f7; }
.offcanvas .dropdown-item:focus { outline:2px solid #93c5fd; outline-offset:2px; }
.offcanvas .dropdown-header { padding:6px 8px; font-size:13px; color:#0b1220; font-weight:700; }
.offcanvas .dropdown-item .icon, .offcanvas .icon { width:18px; height:18px; color:#0b1220; display:inline-flex; align-items:center; justify-content:center; font-size:18px; line-height:1; }
.offcanvas-header { padding:10px 12px; }

@media (max-width: 768px) {
  .offcanvas-panel { width: 60vw; max-width: 60vw; }
}

/* Badges de estado */
.badge {
  display:inline-block;
  padding:2px 8px;
  border-radius:999px;
  font-size:12px;
}
.badge-active { background:#dcfce7; color:#14532d; }
.badge-inactive { background:#e5e7eb; color:#374151; }
/* Estados de provisión para alumnos */
.badge-pending { background:#fef3c7; color:#92400e; }
.badge-provisioned { background:#dcfce7; color:#065f46; }
.badge-failed { background:#fee2e2; color:#991b1b; }

/* Avatar circular con iniciales */
.avatar {
  width:28px; height:28px; border-radius:50%;
  background:#e2e8f0; color:#0f172a; display:inline-flex; align-items:center; justify-content:center;
  font-weight:700; font-size:12px;
}
.cell-user { display:flex; align-items:center; gap:10px; }

/* Tarjetas de totales en cabecera */
.stats { display:grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap:10px; margin: 8px 0 12px; }
.stat-card { border:1px solid #e2e8f0; border-radius:10px; background:#fff; padding:10px 12px; }
.stat-card .label { color:#64748b; font-size:12px; }
.stat-card .value { font-size:20px; font-weight:800; color:#0b1220; }

/* Buscador superior de alumnos */
.students-search { display:flex; align-items:center; gap:8px; }
.students-search input { padding:8px 10px; border:1px solid #e2e8f0; border-radius:6px; width:280px; max-width:100%; }

/* Toolbar de página */
.page-toolbar { display:flex; justify-content:flex-end; align-items:center; gap:8px; margin: 8px 0 12px; }

/* Tabla de usuarios: legibilidad */
#usersTable { border-collapse: separate; border-spacing: 0; }
#usersTable thead th { background:#f8fafc; color:#0b1220; font-weight:600; border-bottom:1px solid #e2e8f0 !important; }
#usersTable tbody td { border-bottom:1px solid #f3f4f6 !important; }
#usersTable tbody tr:nth-child(even) { background:#fcfcfd; }
#usersTable tbody tr:hover { background:#f1f5f9; }
#usersTable th, #usersTable td { padding:10px !important; }
#usersTable th:last-child, #usersTable td:last-child { text-align:center; }
#usersTable td, #programsTable td, #campusesTable td { vertical-align: middle !important; }

/* Tabla de programas: mismo estilo */
#programsTable { border-collapse: separate; border-spacing: 0; }
#programsTable thead th { background:#f8fafc; color:#0b1220; font-weight:600; border-bottom:1px solid #e2e8f0 !important; }
#programsTable tbody td { border-bottom:1px solid #f3f4f6 !important; }
#programsTable tbody tr:nth-child(even) { background:#fcfcfd; }
#programsTable tbody tr:hover { background:#f1f5f9; }
#programsTable th, #programsTable td { padding:10px !important; }

/* Tabla de sedes */
#campusesTable { border-collapse: separate; border-spacing: 0; }
#campusesTable thead th { background:#f8fafc; color:#0b1220; font-weight:600; border-bottom:1px solid #e2e8f0 !important; }
#campusesTable tbody td { border-bottom:1px solid #f3f4f6 !important; }
#campusesTable tbody tr:nth-child(even) { background:#fcfcfd; }
#campusesTable tbody tr:hover { background:#f1f5f9; }
#campusesTable th, #campusesTable td { padding:10px !important; }

/* Tabla de alumnos */
#studentsTable { border-collapse: separate; border-spacing: 0; }
#studentsTable thead th { background:#f8fafc; color:#0b1220; font-weight:600; border-bottom:1px solid #e2e8f0 !important; }
#studentsTable tbody td { border-bottom:1px solid #f3f4f6 !important; }
#studentsTable tbody tr:nth-child(even) { background:#fcfcfd; }
#studentsTable tbody tr:hover { background:#f1f5f9; }
#studentsTable th, #studentsTable td { padding:10px !important; }
/* Alinear la columna de correo a la derecha */
.email-cell { text-align: right !important; }

/* DataTables: inputs y selects más claros */
.dataTables_wrapper .dataTables_length select { padding:6px 8px; border:1px solid #e2e8f0; border-radius:6px; background:#fff; }
.dataTables_wrapper .dataTables_filter { text-align: left; }
.dataTables_wrapper .dataTables_filter label { display:inline-flex; align-items:center; gap:8px; margin:0; }
.dataTables_wrapper .dataTables_filter input { padding:8px 10px; border:1px solid #e2e8f0; border-radius:6px; width:220px; max-width:100%; }
.dataTables_wrapper .dataTables_length, .dataTables_wrapper .dataTables_filter { margin: 8px 0 12px; }

/* DataTables: paginación visual */
.dataTables_wrapper .dataTables_paginate {
  margin: 8px 0;
}
.dataTables_wrapper .dataTables_paginate .paginate_button {
  display:inline-block;
  padding:4px 8px;
  margin:0 2px;
  border:1px solid #e2e8f0;
  background:#ffffff;
  color:#0b1220 !important;
  border-radius:5px;
  cursor:pointer;
  font-size:12px;
}
.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
  background:#2563eb;
  color:#ffffff !important;
  border-color:#2563eb;
  box-shadow:0 0 0 3px rgba(37,99,235,.15);
}
.dataTables_wrapper .dataTables_paginate .paginate_button.current,
.dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
  background:#334155;
  color:#ffffff !important;
  border-color:#334155;
}
.dataTables_wrapper .dataTables_paginate .paginate_button.disabled,
.dataTables_wrapper .dataTables_paginate .paginate_button.disabled:hover {
  color:#94a3b8 !important;
  background:#f8fafc;
  border-color:#e2e8f0;
  cursor:default;
  box-shadow:none;
}
.dataTables_wrapper .dataTables_paginate .ellipsis { padding:6px 8px; color:#64748b; }

/* Input con sufijo de dominio (usuario + @keiseruniversity.edu) */
.input-suffix { display:flex; align-items:stretch; width:100%; }
.input-suffix input {
  flex:1;
  border:1px solid #e2e8f0;
  border-right:none;
  border-top-left-radius:6px;
  border-bottom-left-radius:6px;
  padding:8px 10px;
}
.input-suffix .suffix {
  background:#f1f5f9;
  color:#334155;
  border:1px solid #e2e8f0;
  border-left:none;
  padding:0 10px;
  display:inline-flex;
  align-items:center;
  border-top-right-radius:6px;
  border-bottom-right-radius:6px;
  font-size:14px;
  white-space:nowrap;
}

/* DataTables: botones de acciones compactos y alineados (global) */
.dt-actions-col { width: 140px; }
.dt-actions-cell { white-space: nowrap; vertical-align: middle !important; }
.dt-actions { display: flex; align-items: center; justify-content: flex-end; gap: 6px; width: 100%; height: 100%; }
.dt-actions .dt-action-btn { flex: 0 0 32px; }
.dt-action-btn { display:flex !important; align-items:center; justify-content:center; width:32px !important; height:32px !important; padding:0 !important; border-radius:6px; border:0 !important; box-sizing:border-box; margin:0 !important; line-height:0 !important; overflow:hidden; transition: box-shadow .15s ease, transform .15s ease; }
.dt-action-btn i { font-size:20px; line-height:1; vertical-align:middle; color:#fff !important; }
/* Asegurar iconos blancos para ambas librerías (Bootstrap/Tabler) */
.dt-action-btn .bi,
.dt-action-btn .ti { color:#fff !important; }
.dt-action-btn:hover { transform: translateY(-1px); box-shadow: 0 0 0 2px rgba(11,18,32,.20); }
.dt-action-btn:hover i { color:#fff !important; opacity:1; }

/* Variantes de color representativas */
.dt-action-view { background:#1d4ed8; color:#fff; }
.dt-action-edit { background:#d97706; color:#fff; }
.dt-action-assign { background:#15803d; color:#fff; }
.dt-action-danger { background:#b91c1c; color:#fff; }
.dt-action-view:hover,
.dt-action-edit:hover,
.dt-action-assign:hover,
.dt-action-danger:hover { box-shadow: 0 0 0 2px rgba(11,18,32,.12); }
/* Forzar que el fondo no cambie en hover (Bootstrap) */
.dt-action-view:hover { background:#1d4ed8 !important; box-shadow: 0 0 0 2px rgba(29,78,216,.20); }
.dt-action-edit:hover { background:#d97706 !important; box-shadow: 0 0 0 2px rgba(217,119,6,.20); }
.dt-action-assign:hover { background:#15803d !important; box-shadow: 0 0 0 2px rgba(21,128,61,.20); }
.dt-action-danger:hover { background:#b91c1c !important; box-shadow: 0 0 0 2px rgba(185,28,28,.20); }

/* Badge sizing: slightly larger for better readability */
.badge {
  font-size: 0.85em;
  padding: 0.40em 0.55em;
  border-radius: 0.5rem;
}

/* Accesibilidad: mejorar contraste de badges según fondo */
.badge { font-weight:600; }
.badge.bg-primary,
.badge.bg-success,
.badge.bg-danger { color:#fff !important; }
.badge.bg-secondary,
.badge.bg-warning,
.badge.bg-light,
.badge.bg-info { color:#0b1220 !important; }
.badge.bg-light { border:1px solid #e5e7eb; }

/* Mejorar badges en tabla de Programas */
#programsTable .badge.bg-secondary {
  background-color: #334155 !important; /* slate-700 */
  color: #fff !important;
}

/* Botones con ancho consistente para UI de alumnos */
.btn-equal { min-width: 180px; }
@media (max-width: 576px) {
  .btn-equal { width: 100%; min-width: 0; }
}

/* Enlace discreto sin fondo para acciones secundarias */
.link-ghost { background: transparent !important; border: 0 !important; padding: 0; color: #6c757d; font-weight: 500; display: inline-flex; align-items: center; }
.link-ghost:hover { color: #495057; text-decoration: underline; }
.link-ghost .bi { margin-right: 4px; }

/* Fix: alinear botones en input-group y respetar variantes outline de Bootstrap */
.input-group .btn {
  padding: 0.375rem 0.75rem !important;
  line-height: 1.5 !important;
  border-top-left-radius: 0 !important;
  border-bottom-left-radius: 0 !important;
}
.input-group .form-control {
  border-top-right-radius: 0 !important;
  border-bottom-right-radius: 0 !important;
}
.btn-outline-secondary {
  background: transparent !important;
  color: #6c757d !important;
  border: 1px solid #ced4da !important;
}
.btn-outline-secondary:hover {
  background: #f8f9fa !important;
  color: #495057 !important;
  border-color: #bfc6cf !important;
}
/* --- Tabler-inspired dashboard components --- */
.tb-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:12px; }
.tb-card { border:1px solid #e2e8f0; border-radius:12px; background:#fff; box-shadow: 0 1px 2px rgba(15,23,42,.08); overflow:hidden; }
.tb-card-header { padding:10px 14px; font-weight:700; color:#0f172a; border-bottom:1px solid #f1f5f9; }
.tb-card-body { padding:10px 14px; }

.tb-stat-card { display:flex; align-items:center; gap:12px; border-radius:12px; padding:14px; color:#fff; box-shadow: 0 1px 2px rgba(15,23,42,.12); }
.tb-stat-card .icon { width:38px; height:38px; display:flex; align-items:center; justify-content:center; border-radius:10px; background:rgba(255,255,255,.15); }
.tb-stat-card .label { font-size:.85rem; opacity:.9; }
.tb-stat-card .value { font-size:1.75rem; font-weight:700; line-height:1; }

.tb-blue   { background:#1d4ed8; }
.tb-green  { background:#10b981; }
.tb-orange { background:#f59e0b; }
.tb-red    { background:#ef4444; }

/* Charts wrappers */
.tb-chart-card { border:1px solid #e2e8f0; border-radius:12px; background:#fff; box-shadow: 0 1px 2px rgba(15,23,42,.08); overflow:hidden; }
.tb-chart-card .title { padding:10px 14px; font-weight:700; color:#0f172a; border-bottom:1px solid #f1f5f9; }
.tb-chart-card .body { padding:10px 14px; }

/* Chart.js Tabler-like theme */
.chartjs-canvas { max-width:100%; }

/* DataTables Bootstrap 5: paginación con estilo consistente */
.dataTables_wrapper .dataTables_paginate .pagination { gap: 2px; }
.dataTables_wrapper .dataTables_paginate .page-item { margin: 0; }
.dataTables_wrapper .dataTables_paginate .page-link {
  padding: 4px 8px;
  border: 1px solid #e2e8f0;
  color: #0b1220;
  border-radius: 5px;
  background: #ffffff;
  line-height: 1.1;
  font-size: 12px;
}
.dataTables_wrapper .dataTables_paginate .page-link:hover {
  background: #2563eb;
  color: #ffffff;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37,99,235,.15);
}
.dataTables_wrapper .dataTables_paginate .page-item.active .page-link {
  background: #334155;
  color: #ffffff;
  border-color: #334155;
}
.dataTables_wrapper .dataTables_paginate .page-item.disabled .page-link {
  color: #94a3b8;
  background: #f8fafc;
  border-color: #e2e8f0;
  cursor: default;
  box-shadow: none;
}
.dataTables_wrapper .dataTables_paginate .page-item:first-child .page-link,
.dataTables_wrapper .dataTables_paginate .page-item:last-child .page-link {
  border-radius: 6px;
}
@media (max-width: 576px) {
  .dataTables_wrapper .dataTables_paginate .page-link { padding: 4px 6px; }
}

/* Footer ancho completo y texto centrado (pegado al fondo con flex) */
.page-shell { min-height: 100vh; display: flex; flex-direction: column; }
.page-shell main { flex: 1 1 auto; }
.app-footer { background: #0f172a; color: #cbd5e1; width: 100%; margin-top: 24px; }
.app-footer-inner { border-top: 1px solid rgba(255,255,255,.06); padding: 16px 16px; font-size: .9rem; display: flex; justify-content: center; align-items: center; gap: 6px; }
.app-footer-inner span { line-height: 1.4; }