/* ===== Reset y Variables ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-primary: #1a5276;
  --color-primary-light: #2980b9;
  --color-primary-dark: #0e2f44;
  --color-accent: #31a4ee;
  --color-danger: #c0392b;
  --color-success: #27ae60;
  --color-bg: #f0f2f5;
  --color-bg-gradient: linear-gradient(135deg, #e8ecf1 0%, #f0f2f5 50%, #e4e9f0 100%);
  --color-surface: rgba(255, 255, 255, 0.65);
  --color-surface-solid: #ffffff;
  --color-surface-hover: rgba(255, 255, 255, 0.8);
  --color-glass-border: rgba(0, 0, 0, 0.08);
  --color-glass-border-light: rgba(0, 0, 0, 0.12);
  --color-text: #2c3e50;
  --color-text-light: #7f8c8d;
  --color-border: rgba(0, 0, 0, 0.06);
  --sidebar-width: 280px;
  --radius: 8px;
  --radius-sm: 8px;
  --shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 4px 24px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 16px rgba(49, 164, 238, 0.15);
  --transition: 0.3s ease;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Montserrat', sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  margin: 0;
}

/* ===== Custom Scrollbar ===== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.12);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.2);
}

* {
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 0, 0, 0.12) transparent;
}

/* ===== Auth Screen ===== */
.auth-screen {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, #1a5276 50%, #2980b9 100%);
  z-index: 500;
  padding: 20px;
  overflow-y: auto;
}

/* ===== Glass Card ===== */
.glass-card {
  background: var(--color-surface);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-glass-border-light);
  box-shadow: var(--shadow);
}

/* ===== App Wrapper ===== */
.app-wrapper {
  display: flex;
  min-height: 100vh;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ===== Sidebar ===== */
.sidebar {
  width: var(--sidebar-width);
  background: rgba(14, 47, 68, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  color: #fff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  transition: transform var(--transition);
}

.sidebar-header {
  padding: 24px 20px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.sidebar-logo {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  border-radius: 12px;
  object-fit: contain;
}

.sidebar-text {
  display: flex;
  flex-direction: column;
}

.sidebar-title {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: 2px;
  line-height: 1.2;
}

.sidebar-subtitle {
  font-size: 0.72rem;
  opacity: 0.5;
  margin-top: 2px;
  letter-spacing: 1px;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
  font-size: 0.88rem;
  font-weight: 500;
  transition: all var(--transition);
  border-left: 3px solid transparent;
  color: rgba(255, 255, 255, 0.6);
}

.nav-link:hover {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.9);
}

.nav-link.active {
  background: rgba(255, 255, 255, 0.12);
  border-left-color: var(--color-accent);
  color: #fff;
}

.nav-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  flex-shrink: 0;
}

.nav-icon svg {
  display: block;
}

.sidebar-footer {
  padding: 16px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  opacity: 0.4;
  text-align: center;
}

/* ===== Menú Hamburguesa ===== */
.menu-toggle {
  display: none;
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 200;
  background: var(--color-primary-dark);
  color: #fff;
  border: none;
  font-size: 1.5rem;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  box-shadow: var(--shadow);
}

.overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 90;
}

/* ===== Main Content ===== */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: 32px;
  min-height: 100vh;
  background: var(--color-bg-gradient);
}

/* ===== Pages ===== */
.page {
  display: none;
}

.page.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

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

/* ===== Títulos ===== */
h1 {
  font-size: 1.8rem;
  color: var(--color-primary-dark);
  margin-bottom: 8px;
  font-weight: 700;
}

.page-header p {
  color: var(--color-text-light);
  font-size: 0.88rem;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

/* ===== Cards (Dashboard) ===== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.card {
  background: var(--color-surface);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-glass-border-light);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(49, 164, 238, 0.2);
}

.card h3 {
  font-size: 0.88rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.card-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

/* ===== Botones ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

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

.btn-primary:hover {
  background: var(--color-primary-light);
  box-shadow: var(--shadow-glow);
}

.btn-secondary {
  background: rgba(0, 0, 0, 0.05);
  color: var(--color-text);
  border: 1px solid var(--color-glass-border-light);
}

.btn-secondary:hover {
  background: rgba(0, 0, 0, 0.1);
}

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

.btn-danger:hover {
  background: #a93226;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.78rem;
}

/* ===== Barra de Búsqueda ===== */
.search-bar {
  margin-bottom: 16px;
}

.search-bar input {
  width: 100%;
  max-width: 100%;
  padding: 10px 16px;
  background: var(--color-surface);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-glass-border-light);
  border-radius: var(--radius-sm);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
  color: var(--color-text);
  transition: all var(--transition);
}

.search-bar input::placeholder {
  color: var(--color-text-light);
}

.search-bar input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(49, 164, 238, 0.12);
}

/* ===== Filter Bar ===== */
.filter-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filter-select {
  padding: 8px 14px;
  background: var(--color-surface);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-glass-border-light);
  border-radius: var(--radius-sm);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.82rem;
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--transition);
  min-width: 160px;
}

.filter-select option {
  background: var(--color-surface-solid);
  color: var(--color-text);
}

.filter-select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(49, 164, 238, 0.12);
}

/* ===== Table Card ===== */
.table-card {
  border-radius: var(--radius);
  overflow: hidden;
}

.table-card table {
  width: 100%;
  border-collapse: collapse;
}

.table-card .empty-msg {
  padding: 48px 16px;
}

/* ===== Bulk Bar ===== */
.bulk-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: rgba(49, 164, 238, 0.06);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.82rem;
  font-weight: 600;
}

.bulk-bar span {
  color: var(--color-primary);
}

/* ===== Sortable Headers ===== */
.sortable {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.sortable:hover {
  background: rgba(0, 0, 0, 0.03);
}

.sort-arrow {
  font-size: 0.7rem;
  margin-left: 4px;
  opacity: 0.4;
}

.sort-arrow::after {
  content: "\25B2\25BC";
  letter-spacing: -2px;
}

.sort-asc .sort-arrow {
  opacity: 1;
}
.sort-desc .sort-arrow {
  opacity: 1;
}

/* ===== Tabla (thead, th, td) ===== */
thead {
  background: var(--color-primary);
  color: #fff;
}

th {
  padding: 12px 16px;
  text-align: left;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.88rem;
}

tbody tr:hover {
  background: rgba(49, 164, 238, 0.04);
}

tbody tr:last-child td {
  border-bottom: none;
}

.empty-msg {
  text-align: center;
  color: var(--color-text-light);
  padding: 40px 16px;
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-activo {
  background: #d5f5e3;
  color: #1e8449;
}

.badge-inactivo {
  background: #fadbd8;
  color: #c0392b;
}

.badge-egresado {
  background: #d6eaf8;
  color: #2471a3;
}

.badge-desertor {
  background: #fdebd0;
  color: #b9770e;
}

.actions-cell {
  display: flex;
  gap: 8px;
}

/* ===== Formulario ===== */
.form-persona {
  background: transparent;
  padding: 28px;
  max-width: 700px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--color-surface);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-glass-border-light);
  border-radius: var(--radius-sm);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
  color: var(--color-text);
  transition: all var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-light);
  opacity: 0.6;
}

.form-group select option {
  background: var(--color-surface-solid);
  color: var(--color-text);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(49, 164, 238, 0.12);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

/* ===== Checkbox ===== */
.checkbox-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.checkbox-wrap input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: var(--color-accent);
}

.th-bulk {
  padding: 12px 8px !important;
}

/* ===== Pagination ===== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 16px;
  border-top: 1px solid var(--color-border);
}

.pagination button {
  min-width: 36px;
  height: 36px;
  border: 1px solid var(--color-glass-border-light);
  background: var(--color-surface);
  backdrop-filter: blur(10px);
  color: var(--color-text);
  border-radius: var(--radius-sm);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.pagination button:hover:not(:disabled) {
  background: var(--color-primary-light);
  color: #fff;
  border-color: var(--color-primary-light);
}

.pagination button.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.pagination button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.pagination .page-info {
  font-size: 0.78rem;
  color: var(--color-text-light);
  padding: 0 8px;
}

/* ===== Modal Base ===== */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(4px);
  z-index: 300;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.modal.show {
  display: flex;
}

.modal-content {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--color-glass-border-light);
  border-radius: var(--radius);
  padding: 32px;
  max-width: 400px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.modal-content p {
  font-size: 1.05rem;
  margin-bottom: 24px;
  color: var(--color-text);
}

.modal-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
}

/* ===== Modal Mejorado (Persona) ===== */
.modal-lg {
  max-width: 640px;
  text-align: left;
  max-height: 90vh;
  overflow-y: auto;
  padding: 0;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 28px;
  border-bottom: 1px solid var(--color-glass-border-light);
}

.modal-header h2 {
  font-size: 1.15rem;
  color: var(--color-primary-dark);
  margin: 0;
  font-weight: 700;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-light);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  line-height: 1;
}

.modal-close:hover {
  background: rgba(192, 57, 43, 0.08);
  color: var(--color-danger);
}

.modal .form-persona {
  box-shadow: none;
  padding: 28px;
  border-radius: 0;
  max-width: 100%;
}

.modal .modal-actions {
  justify-content: flex-end;
}

/* ===== Modal Footer (detalle) ===== */
.modal-footer {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 28px;
  border-top: 1px solid var(--color-glass-border-light);
}

/* ===== Modal Body (detalle) ===== */
.modal-body {
  padding: 24px 28px;
  max-height: 60vh;
  overflow-y: auto;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.detail-item {
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

.detail-item.full-width {
  grid-column: 1 / -1;
}

.detail-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.detail-value {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text);
  word-break: break-word;
}

/* ===== Toggle Switch ===== */
.toggle-group {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

.toggle-group:last-of-type {
  border-bottom: none;
}

.toggle-label {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-text);
}

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: #ccc;
  transition: 0.3s;
  border-radius: 24px;
}

.toggle-slider:before {
  content: "";
  position: absolute;
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: 0.3s;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.toggle-switch input:checked + .toggle-slider {
  background-color: var(--color-success);
}

.toggle-switch input:checked + .toggle-slider:before {
  transform: translateX(20px);
}

.toggle-switch input:focus + .toggle-slider {
  box-shadow: 0 0 0 3px rgba(39, 174, 96, 0.15);
}

/* ===== Form Separator ===== */
.form-separator {
  height: 1px;
  background: var(--color-glass-border-light);
  margin: 16px 0;
}

/* ===== Fila clickeable ===== */
tr[data-id] {
  cursor: pointer;
  transition: background var(--transition);
}

tr[data-id]:hover {
  background: rgba(49, 164, 238, 0.05) !important;
}

/* ===== Documentos List (detalle) ===== */
.documentos-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.doc-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  transition: background var(--transition);
}

.doc-item:hover {
  background: rgba(0, 0, 0, 0.02);
}

.doc-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  font-weight: 700;
  flex-shrink: 0;
}

.doc-ok .doc-icon {
  background: #d5f5e3;
  color: #1e8449;
}

.doc-pending .doc-icon {
  background: #fadbd8;
  color: #c0392b;
}

.doc-label {
  color: var(--color-text);
  font-weight: 500;
}

/* ===== Activity Log ===== */
.activity-log {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px dashed var(--color-glass-border-light);
}

.log-title {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--color-text-light);
  margin-bottom: 10px;
  font-weight: 600;
}

.log-entry {
  display: flex;
  gap: 14px;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.82rem;
}

.log-entry:last-child {
  border-bottom: none;
}

.log-date {
  color: var(--color-primary-light);
  white-space: nowrap;
  min-width: 130px;
  font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
  font-size: 0.72rem;
  padding-top: 2px;
  opacity: 0.8;
}

.log-action {
  color: var(--color-text);
  line-height: 1.4;
}

.log-empty {
  color: var(--color-text-light);
  font-size: 0.82rem;
  font-style: italic;
}

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-glass-border-light);
  color: var(--color-text);
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.85rem;
  box-shadow: var(--shadow-lg);
  z-index: 400;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.4s ease;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success {
  background: rgba(39, 174, 96, 0.12);
  border-color: rgba(39, 174, 96, 0.25);
  color: #1e8449;
}

.toast.error {
  background: rgba(192, 57, 43, 0.12);
  border-color: rgba(192, 57, 43, 0.25);
  color: #c0392b;
}

/* ===== Auth Container ===== */
.auth-container {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 16px;
  padding: 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.2);
}

.auth-logo-wrap {
  margin-bottom: 16px;
}

.auth-logo {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  object-fit: contain;
}

.auth-header {
  text-align: center;
  margin-bottom: 28px;
}

.auth-header h1 {
  font-size: 1.8rem;
  color: var(--color-primary-dark);
  letter-spacing: 3px;
}

.auth-header p {
  color: var(--color-text-light);
  font-size: 0.85rem;
  margin-top: 4px;
}

.auth-tabs {
  display: flex;
  border-bottom: 2px solid var(--color-glass-border-light);
  margin-bottom: 24px;
}

.auth-tab {
  flex: 1;
  padding: 10px;
  background: none;
  border: none;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-light);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition);
}

.auth-tab.active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.auth-tab:hover:not(.active) {
  color: var(--color-text);
}

.auth-form .form-group input {
  margin-bottom: 4px;
}

.auth-error {
  color: var(--color-danger);
  font-size: 0.82rem;
  text-align: center;
  margin-top: 12px;
  padding: 8px;
  background: #fadbd8;
  border-radius: var(--radius-sm);
}

.btn-full {
  width: 100%;
  justify-content: center;
  padding: 12px 20px;
  font-size: 0.95rem;
  margin-top: 8px;
}

/* ===== Sidebar User ===== */
.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #31a4ee;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
  box-shadow: 0 0 12px rgba(49, 164, 238, 0.3);
}

.user-name {
  flex: 1;
  font-size: 0.82rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: rgba(255, 255, 255, 0.7);
}

.btn-logout {
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.5);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  flex-shrink: 0;
}

.btn-logout:hover {
  background: rgba(192, 57, 43, 0.6);
  border-color: transparent;
  color: #fff;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .menu-toggle {
    display: block;
  }

  .overlay.show {
    display: block;
  }

  .main-content {
    margin-left: 0;
    padding: 70px 16px 24px;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .form-persona {
    padding: 20px;
  }

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

  .toast {
    left: 16px;
    right: 16px;
    bottom: 16px;
  }

  .modal-content,
  .modal-lg {
    max-width: 100%;
    max-height: 95vh;
  }

  .modal {
    padding: 10px;
    align-items: flex-end;
  }

  .modal-content,
  .modal-lg {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    max-height: 90vh;
  }

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