/**
 * Estilos del Panel de Administración Backend (CMS Nativo)
 * Licenciatura en Ciencias Genómicas (LCG - UNAM)
 */

@import url('variables.css');

.admin-body {
    background-color: #f1f5f9;
    color: #1e293b;
    font-family: var(--font-family-base);
    min-height: 100vh;
    display: flex;
}

/* Layout General */
.admin-sidebar {
    width: 260px;
    background-color: var(--color-navy);
    color: #ffffff;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    min-height: 100vh;
}

.admin-brand {
    padding: 1.5rem;
    font-size: 1.15rem;
    font-weight: 700;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.admin-brand span {
    color: var(--color-gold);
}

.admin-menu {
    list-style: none;
    padding: 1.25rem 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    flex: 1;
}

.admin-menu-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

.admin-menu-link:hover, .admin-menu-link.active {
    background-color: var(--color-primary);
    color: #ffffff;
}

.admin-user-box {
    padding: 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.85rem;
}

.admin-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.admin-topbar {
    height: 64px;
    background-color: #ffffff;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
}

.admin-content {
    padding: 2rem;
    flex: 1;
}

/* Tarjetas de Métricas / KPI */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.kpi-card {
    background-color: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.kpi-title {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.kpi-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-primary);
}

/* Tablas Administrativas */
.admin-card {
    background-color: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
    overflow: hidden;
}

.admin-card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-text-main);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    text-align: left;
}

.admin-table th {
    background-color: #f8fafc;
    padding: 0.85rem 1.25rem;
    font-weight: 600;
    color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border);
}

.admin-table td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
}

.admin-table tr:last-child td {
    border-bottom: none;
}

.admin-table tr:hover td {
    background-color: #f8fafc;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.6rem;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-full);
}

.badge-success { background-color: #dcfce7; color: #15803d; }
.badge-warning { background-color: #fef3c7; color: #b45309; }
.badge-info { background-color: #e0f2fe; color: #0369a1; }

/* Botones de Acción */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary { background-color: var(--color-primary); color: #ffffff; }
.btn-primary:hover { background-color: var(--color-primary-dark); }
.btn-secondary { background-color: #e2e8f0; color: #1e293b; }
.btn-secondary:hover { background-color: #cbd5e1; }
.btn-danger { background-color: #fee2e2; color: #b91c1c; }
.btn-danger:hover { background-color: #fca5a5; }
.btn-sm { padding: 0.35rem 0.65rem; font-size: 0.8rem; }

/* Formularios Admin */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
    color: var(--color-text-main);
}

.form-control {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    outline: none;
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(27, 82, 153, 0.15);
}

/* Alertas Flash */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.alert-success { background-color: #dcfce7; color: #15803d; border: 1px solid #bbf7d0; }
.alert-danger { background-color: #fee2e2; color: #b91c1c; border: 1px solid #fecaca; }

/* Login Container */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-navy);
    padding: 1.5rem;
}

.login-card {
    background-color: #ffffff;
    width: 100%;
    max-width: 420px;
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-xl);
}