/**
 * public/assets/css/admin-common.css
 * Base visual unificada (Glassmorphism) del Panel Administrativo /coordinacion.
 * Este archivo se carga AL FINAL en todas las páginas del panel: sus reglas
 * homogeneizan tarjetas, tablas, botones, formularios, badges y el loader.
 * No contiene lógica ni altera estructura — solo presentación.
 */

:root {
    --tecnm-azul: #1B396A;
    --tecnm-azul-claro: #24518F;
    --tecnm-azul-hover: #152d53;
    --admin-text: #334155;
    --admin-muted: #64748b;
    --admin-border: #dde6f1;
    --glass-bg: rgba(255, 255, 255, 0.72);
    --glass-bg-strong: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.65);
    --glass-blur: 14px;
    --glass-shadow: 0 8px 32px rgba(27, 57, 106, 0.10);
    --glass-shadow-hover: 0 14px 38px rgba(27, 57, 106, 0.16);
    --admin-radius: 16px;
    --admin-radius-sm: 10px;
    --admin-transition: 0.3s ease;
}

/* ════════════════════════════════════════════════════════════════
   1. FONDO Y LIENZO GENERAL
   ════════════════════════════════════════════════════════════════ */

body.admin-body {
    background: #eef3fa;
    color: var(--admin-text);
}

.main-content-admin,
.editor-main {
    background:
        radial-gradient(1100px 550px at 108% -8%, rgba(36, 81, 143, 0.10), transparent 60%),
        radial-gradient(900px 480px at -8% 108%, rgba(27, 57, 106, 0.08), transparent 55%),
        linear-gradient(160deg, #f3f7fc 0%, #e9eff9 100%);
}

/* ── Sidebar en vidrio ── */
.sidebar-admin {
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-right: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: 4px 0 24px rgba(27, 57, 106, 0.05);
}

.sidebar-item {
    transition: all var(--admin-transition);
}

.sidebar-item:hover {
    background: rgba(27, 57, 106, 0.04);
    color: var(--tecnm-azul);
}

.sidebar-item.active {
    background: rgba(27, 57, 106, 0.07);
    color: var(--tecnm-azul);
    border-left-color: var(--tecnm-azul);
}

/* ════════════════════════════════════════════════════════════════
   2. LOADER UNIFICADO
   ════════════════════════════════════════════════════════════════ */

#admin-loader {
    position: fixed;
    inset: 0;
    background: linear-gradient(-145deg, #1B396A 0%, #24518F 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    color: white;
    transition: opacity 0.5s ease;
}

.spinner-admin {
    width: 44px;
    height: 44px;
    border: 4px solid rgba(255, 255, 255, 0.25);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spinAdmin 0.8s linear infinite;
    margin-bottom: 0;
}

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

.loader-text {
    margin-top: 22px;
    color: white;
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 300;
    opacity: 0.85;
}

/* ── Transición de entrada del contenido ── */
.admin-ready main {
    animation: slideUpFade 0.7s forwards;
}

@keyframes slideUpFade {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ════════════════════════════════════════════════════════════════
   3. JERARQUÍA TIPOGRÁFICA
   ════════════════════════════════════════════════════════════════ */

.section-header h1 {
    font-size: 24px;
    font-weight: 800;
    color: var(--tecnm-azul);
    margin: 0 0 5px 0;
}

.section-header p {
    color: var(--admin-muted);
    font-size: 14.5px;
    margin-bottom: 0;
}

.panel-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--tecnm-azul);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.panel-title-margin-0 {
    margin: 0;
}

.panel-title-tight {
    margin-bottom: 5px;
}

.panel-subtext {
    font-size: 12.5px;
    color: var(--admin-muted);
    margin: 0;
}

.panel-description {
    font-size: 13.5px;
    color: var(--admin-muted);
    margin-top: -10px;
    margin-bottom: 20px;
    line-height: 1.7;
}

.subsection-title {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    color: #475569;
    letter-spacing: 1px;
    margin-bottom: 14px;
}

/* ════════════════════════════════════════════════════════════════
   4. TARJETAS GLASSMORPHISM (todas las familias unificadas)
   ════════════════════════════════════════════════════════════════ */

.panel-card,
.admin-card,
.builder-card,
.users-table-container,
.preview-table-container,
.instructions-card,
.stat-card,
.empty-state,
.upload-rag-box,
.rag-info-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--admin-radius);
    box-shadow: var(--glass-shadow);
    transition: box-shadow var(--admin-transition), transform var(--admin-transition);
}

.panel-card,
.admin-card,
.builder-card,
.users-table-container {
    padding: 28px;
    margin-bottom: 25px;
    max-width: none;
}

.panel-card-margin {
    margin-top: 30px;
}

/* Acentos laterales de las tarjetas KPI (color de estado preservado) */
.stat-card {
    padding: 25px;
    border-left: 4px solid var(--tecnm-azul);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--glass-shadow-hover);
}

.stat-border-blue { border-left-color: #0369a1; }
.stat-border-green { border-left-color: #15803d; }
.stat-border-red { border-left-color: #b91c1c; }
.stat-border-purple { border-left-color: #7c3aed; }

.stat-note {
    font-size: 10.5px;
    color: #94a3b8;
    margin: 5px 0 0 0;
}

/* Tarjeta informativa (instrucciones) con acento azul */
.instructions-card {
    background: rgba(239, 246, 255, 0.75);
    border-left: 4px solid var(--tecnm-azul);
    border-radius: var(--admin-radius-sm);
    padding: 18px 22px;
    margin-bottom: 20px;
}

/* Zonas de carga y estados vacíos: borde punteado (affordance) sobre vidrio */
.upload-rag-box,
.empty-state {
    border: 2px dashed #c9d6e8;
}

/* Cajas de resultado unificadas (éxito / error) */
.result-box {
    margin-top: 25px;
    padding: 18px 20px;
    border-radius: var(--admin-radius-sm);
    font-size: 14px;
    line-height: 1.6;
}

/* Zona de peligro: conserva identidad roja sobre vidrio */
.danger-zone {
    background: rgba(254, 242, 242, 0.78);
    border: 1px solid rgba(252, 165, 165, 0.55);
}

.danger-section {
    border-radius: var(--admin-radius-sm);
}

/* ════════════════════════════════════════════════════════════════
   5. BOTONES UNIFICADOS
   ──────────────────────────────────────────────────────────────
   Primario  : azul TecNM sólido
   Secundario: contorno azul sobre vidrio
   Neutro    : cancelar / cerrar
   Peligro   : sólido o suave
   ════════════════════════════════════════════════════════════════ */

.action-admin-btn,
.btn-save,
.btn-publish,
.btn-refresh-admin,
.btn-refresh-dashboard,
.btn-aviso-save {
    background: var(--tecnm-azul);
    color: #fff;
    border: none;
    border-radius: var(--admin-radius-sm);
    padding: 11px 22px;
    font-size: 13.5px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: all var(--admin-transition);
    box-shadow: 0 4px 14px rgba(27, 57, 106, 0.18);
}

.action-admin-btn:hover,
.btn-save:hover,
.btn-publish:hover,
.btn-refresh-admin:hover,
.btn-refresh-dashboard:hover,
.btn-aviso-save:hover:not(:disabled) {
    background: var(--tecnm-azul-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(27, 57, 106, 0.28);
    filter: none;
}

.action-admin-btn:disabled,
.btn-save:disabled,
.btn-publish:disabled,
.btn-aviso-save:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
    background: var(--tecnm-azul);
    color: #fff;
    box-shadow: none;
}

.action-admin-btn.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* ── Secundario (contorno azul) ── */
.btn-outline,
.btn-analytics,
.btn-refresh-logs,
.action-admin-btn.btn-white,
.action-admin-btn.btn-gray {
    background: rgba(255, 255, 255, 0.8);
    color: var(--tecnm-azul);
    border: 1.5px solid var(--tecnm-azul);
    border-radius: var(--admin-radius-sm);
    padding: 10px 20px;
    font-size: 13px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: all var(--admin-transition);
    box-shadow: none;
}

.btn-outline:hover,
.btn-analytics:hover:not(:disabled),
.btn-refresh-logs:hover,
.action-admin-btn.btn-white:hover:not(:disabled),
.action-admin-btn.btn-gray:hover:not(:disabled) {
    background: var(--tecnm-azul);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(27, 57, 106, 0.2);
}

/* ── Neutro (cancelar) ── */
.btn-cancel-admin,
.btn-aviso-cancel,
.btn-confirm-cancel,
.action-admin-btn.btn-cancel-admin {
    background: rgba(255, 255, 255, 0.85);
    color: var(--admin-muted);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    box-shadow: none;
    transition: all var(--admin-transition);
}

.btn-cancel-admin:hover,
.btn-aviso-cancel:hover,
.btn-confirm-cancel:hover,
.action-admin-btn.btn-cancel-admin:hover {
    background: #f1f5f9;
    color: var(--admin-text);
    transform: none;
    box-shadow: none;
}

.btn-cancel-upload {
    margin-top: 10px;
}

/* ── Peligro sólido ── */
.action-admin-btn.btn-danger,
.btn-confirm-delete {
    background: #dc2626;
    box-shadow: 0 4px 14px rgba(220, 38, 38, 0.22);
}

.action-admin-btn.btn-danger:hover,
.btn-confirm-delete:hover:not(:disabled) {
    background: #b91c1c;
    box-shadow: 0 6px 18px rgba(185, 28, 28, 0.3);
}

.action-admin-btn.btn-danger-dark {
    background: #991b1b;
    box-shadow: 0 4px 14px rgba(153, 27, 27, 0.22);
}

.action-admin-btn.btn-danger-dark:hover {
    background: #7f1d1d;
}

/* ── Peligro suave (acción destructiva diferida) ── */
.btn-danger-admin {
    background: rgba(255, 241, 242, 0.9);
    color: #e11d48;
    border: 1px solid #fda4af;
    border-radius: var(--admin-radius-sm);
    padding: 10px 20px;
    font-size: 13px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: all var(--admin-transition);
}

.btn-danger-admin:hover {
    background: #e11d48;
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(225, 29, 72, 0.25);
}

/* ── Éxito compacto (añadir semana) ── */
.btn-add-week {
    background: #10b981;
    padding: 5px 12px;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.22);
}

.btn-add-week:hover {
    background: #059669;
    box-shadow: 0 6px 18px rgba(5, 150, 105, 0.3);
}

/* ════════════════════════════════════════════════════════════════
   6. FORMULARIOS UNIFICADOS
   ════════════════════════════════════════════════════════════════ */

.form-label-admin,
.aviso-form-label,
.admin-label,
.form-group label {
    font-weight: 700;
    font-size: 12.5px;
    color: var(--admin-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    display: block;
}

.form-control,
.form-select,
.aviso-form-input,
.aviso-form-select,
.aviso-form-textarea,
.form-group input,
.form-group select,
.form-group textarea,
.program-input,
.program-select {
    background: var(--glass-bg-strong);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    color: var(--admin-text);
    transition: border-color var(--admin-transition), box-shadow var(--admin-transition);
}

.form-control:focus,
.form-select:focus,
.aviso-form-input:focus,
.aviso-form-select:focus,
.aviso-form-textarea:focus,
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus,
.program-input:focus,
.program-select:focus {
    border-color: var(--tecnm-azul);
    outline: none;
    box-shadow: 0 0 0 3px rgba(27, 57, 106, 0.12);
    background: #fff;
}

.paste-area {
    background: var(--glass-bg);
    border-radius: var(--admin-radius-sm);
    transition: all var(--admin-transition);
}

.no-resize {
    resize: none;
}

/* Casilla con advertencia (ej. sobreescritura en Subida) */
.check-inline-danger {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 241, 242, 0.85);
    padding: 10px 14px;
    border-radius: var(--admin-radius-sm);
    border: 1px solid #fecdd3;
}

.check-inline-danger input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: #b91c1c;
    flex-shrink: 0;
}

.check-inline-danger label {
    font-size: 14px;
    font-weight: 700;
    color: #800E13;
    margin: 0;
    cursor: pointer;
}

/* ════════════════════════════════════════════════════════════════
   7. TABLAS UNIFICADAS (todas las familias del panel)
   ════════════════════════════════════════════════════════════════ */

.activity-table thead th,
.log-table thead th,
.preview-table thead th,
.avisos-table thead th,
.oa-table thead th,
.analytics-table thead th,
.table thead th {
    background: rgba(248, 250, 252, 0.9);
    padding: 14px 16px;
    font-size: 11.5px;
    font-weight: 700;
    color: var(--tecnm-azul);
    border-bottom: 2px solid #e2e8f0;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    text-align: left;
    white-space: nowrap;
}

.activity-table tbody td,
.log-table tbody td,
.preview-table tbody td,
.avisos-table tbody td,
.oa-table tbody td,
.analytics-table tbody td,
.table tbody td {
    padding: 14px 16px;
    font-size: 13px;
    border-bottom: 1px solid #f1f5f9;
    color: #475569;
    vertical-align: middle;
}

.activity-table tbody tr,
.log-table tbody tr,
.preview-table tbody tr,
.avisos-table tbody tr,
.oa-table tbody tr,
.analytics-table tbody tr,
.table tbody tr {
    transition: background var(--admin-transition);
}

.activity-table tbody tr:hover td,
.log-table tbody tr:hover td,
.preview-table tbody tr:hover td,
.avisos-table tbody tr:hover td,
.oa-table tbody tr:hover td,
.analytics-table tbody tr:hover td {
    background: rgba(238, 242, 248, 0.6);
}

.table-scroll-400 {
    max-height: 400px;
    overflow-y: auto;
}

.table-empty-note {
    padding: 40px !important;
    text-align: center;
    color: #94a3b8;
}

.loading-placeholder {
    padding: 40px;
    text-align: center;
    color: #94a3b8;
}

/* ════════════════════════════════════════════════════════════════
   8. BADGES / PÍLDORAS UNIFICADAS
   ════════════════════════════════════════════════════════════════ */

.log-badge,
.badge-tipo,
.badge-estado,
.status-badge,
.badge-cat,
.badge-status,
.risk-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    white-space: nowrap;
}

/* ════════════════════════════════════════════════════════════════
   9. UTILIDADES (reemplazo de estilos inline)
   ════════════════════════════════════════════════════════════════ */

.small-help-text {
    color: var(--admin-muted);
    margin-top: 5px;
    display: block;
    font-size: 12.5px;
}

.small-note-italic {
    color: #475569;
    margin-top: 5px;
    display: block;
    font-size: 0.85em;
    font-style: italic;
}

.muted-note {
    color: #94a3b8;
    font-size: 12px;
}

.help-note {
    font-size: 11.5px;
    color: var(--admin-muted);
    font-style: italic;
}

.stats-help-text {
    font-size: 11.5px;
    color: var(--admin-muted);
    font-style: italic;
    margin-top: -12px;
    margin-bottom: 25px;
    padding-left: 5px;
}

.section-header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.panel-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
}

.section-gap {
    margin-top: 28px;
}

.flex-gap-15 {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.flex-gap-10 {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* ════════════════════════════════════════════════════════════════
   10. RESPONSIVO (mobile-first refinements)
   ════════════════════════════════════════════════════════════════ */

@media (max-width: 991px) {
    /* El desenfoque pesado penaliza GPU móvil: vidrio más ligero */
    .panel-card,
    .admin-card,
    .builder-card,
    .users-table-container,
    .preview-table-container,
    .stat-card {
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
    }

    .panel-card,
    .admin-card,
    .builder-card,
    .users-table-container {
        padding: 20px 16px;
    }

    .section-header h1 {
        font-size: 20px;
    }

    .avisos-table,
    .oa-table,
    .analytics-table {
        min-width: 0;
    }
}

@media (max-width: 480px) {
    .action-admin-btn,
    .btn-save,
    .btn-publish,
    .btn-refresh-admin,
    .btn-danger-admin,
    .btn-outline {
        width: 100%;
    }

    .flex-gap-15,
    .flex-gap-10 {
        width: 100%;
    }

    .flex-gap-15 > *,
    .flex-gap-10 > * {
        flex: 1 1 auto;
    }
}