/* ================================================
   Sistema de Gestión de Precios — v2.0
   Compatible con WoodMart & Bootstrap 5
   ================================================ */

.sgp-sistema {
    --sgp-primary:   #4e73df;
    --sgp-primary-d: #3a5fc8;
    --sgp-bg:        #f4f6fc;
    --sgp-card-bg:   #ffffff;
    --sgp-border:    #e3e6f0;
    --sgp-text:      #2d3748;
    --sgp-muted:     #858796;
    --sgp-success:   #1cc88a;
    --sgp-warning:   #f6c23e;
    --sgp-danger:    #e74a3b;
    --sgp-info:      #36b9cc;
    --sgp-stock-low: #e74a3b;
    --sgp-stock-mid: #f6c23e;
    --sgp-stock-ok:  #1cc88a;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--sgp-text);
    background-color: var(--sgp-bg);
    padding-bottom: 2rem;
}

/* ── Navbar ─────────────────────────────────────── */
.sgp-sistema .navbar-custom {
    background: linear-gradient(135deg, var(--sgp-primary) 0%, var(--sgp-primary-d) 100%);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(78, 115, 223, 0.3);
    padding: 0.85rem 1.25rem;
}

.sgp-sistema .navbar-brand {
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.3px;
}

.sgp-sistema .navbar-brand i {
    opacity: 0.9;
}

.sgp-sistema .sgp-product-count {
    background: rgba(255,255,255,0.2);
    color: #fff;
    font-size: 0.8rem;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-weight: 600;
}

/* ── Cards ──────────────────────────────────────── */
.sgp-sistema .card-custom {
    border: none;
    border-radius: 12px;
    box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
    margin-bottom: 1.5rem;
    background-color: var(--sgp-card-bg);
    overflow: hidden;
}

.sgp-sistema .card-header-custom {
    background-color: var(--sgp-bg);
    border-bottom: 1px solid var(--sgp-border);
    padding: 1rem 1.25rem;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--sgp-text);
}

/* ── Botón principal ────────────────────────────── */
.sgp-sistema .btn-primary-custom {
    background: linear-gradient(135deg, var(--sgp-primary), var(--sgp-primary-d));
    border: none;
    color: #fff;
    font-weight: 600;
    border-radius: 8px;
    padding: 0.45rem 1rem;
    transition: all 0.25s ease;
    box-shadow: 0 2px 8px rgba(78, 115, 223, 0.35);
}

.sgp-sistema .btn-primary-custom:hover {
    background: linear-gradient(135deg, var(--sgp-primary-d), #2e4ab0);
    box-shadow: 0 4px 12px rgba(78, 115, 223, 0.45);
    transform: translateY(-1px);
    color: #fff;
}

/* ── Buscador ───────────────────────────────────── */
.sgp-sistema .search-wrapper {
    position: relative;
}

.sgp-sistema .search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--sgp-muted);
    z-index: 10;
    font-size: 0.9rem;
    pointer-events: none;
}

.sgp-sistema .search-input {
    padding-left: 38px;
    padding-right: 38px;
    border-radius: 8px;
    border-color: var(--sgp-border);
    transition: all 0.25s ease;
    font-size: 0.9rem;
}

.sgp-sistema .search-input:focus {
    box-shadow: 0 0 0 0.2rem rgba(78, 115, 223, 0.2);
    border-color: var(--sgp-primary);
    outline: none;
}

.sgp-sistema .search-clear {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--sgp-muted);
    cursor: pointer;
    padding: 0;
    font-size: 0.85rem;
    display: none;
    z-index: 10;
    transition: color 0.2s;
}

.sgp-sistema .search-clear:hover {
    color: var(--sgp-danger);
}

/* ── Tabla ──────────────────────────────────────── */
.sgp-sistema .table {
    margin-bottom: 0;
    font-size: 0.9rem;
}

.sgp-sistema .table thead th {
    background-color: var(--sgp-bg);
    color: var(--sgp-muted);
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-bottom: 2px solid var(--sgp-border);
    padding: 0.85rem 1rem;
    white-space: nowrap;
}

.sgp-sistema .table tbody td {
    vertical-align: middle;
    padding: 0.8rem 1rem;
    border-color: var(--sgp-border);
    transition: background-color 0.15s;
}

.sgp-sistema .table tbody tr:hover td {
    background-color: #f0f4ff;
}

.sgp-sistema .table tbody tr:last-child td {
    border-bottom: none;
}

.sgp-sistema .sgp-codigo {
    font-family: 'Courier New', Courier, monospace;
    font-weight: 700;
    font-size: 0.82rem;
    color: var(--sgp-primary);
    background: rgba(78, 115, 223, 0.08);
    padding: 0.2rem 0.5rem;
    border-radius: 5px;
    white-space: nowrap;
}

.sgp-sistema .sgp-precio {
    font-weight: 600;
    color: var(--sgp-text);
}

.sgp-sistema .sgp-precio-final {
    font-weight: 700;
    color: var(--sgp-success);
}

/* ── Badges de stock ────────────────────────────── */
.sgp-sistema .stock-badge {
    font-size: 0.78rem;
    font-weight: 700;
    padding: 0.35rem 0.6rem;
    border-radius: 6px;
    letter-spacing: 0.02em;
}

.sgp-sistema .stock-low {
    background-color: var(--sgp-danger) !important;
    color: #fff !important;
}

.sgp-sistema .stock-mid {
    background-color: var(--sgp-warning) !important;
    color: #7d5f00 !important;
}

.sgp-sistema .stock-ok {
    background-color: var(--sgp-success) !important;
    color: #fff !important;
}

/* ── Botones de acción ──────────────────────────── */
.sgp-sistema .action-btn {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 4px;
    padding: 0;
    border-radius: 8px;
    font-size: 0.8rem;
    transition: all 0.2s ease;
    border: none;
    position: relative;
}

.sgp-sistema .action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}

.sgp-sistema .action-btn:last-child {
    margin-right: 0;
}

/* Tooltips nativos */
.sgp-sistema .action-btn[title]:hover::after {
    content: attr(title);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.78);
    color: #fff;
    font-size: 0.7rem;
    padding: 3px 8px;
    border-radius: 5px;
    white-space: nowrap;
    pointer-events: none;
    z-index: 9999;
    font-weight: 500;
}

/* ── Sin resultados ─────────────────────────────── */
.sgp-sistema .sgp-empty {
    text-align: center;
    padding: 2.5rem 1rem;
    color: var(--sgp-muted);
}

.sgp-sistema .sgp-empty i {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    display: block;
    opacity: 0.4;
}

/* ── Alertas ────────────────────────────────────── */
.sgp-sistema .alert {
    border-radius: 10px;
    border: none;
    font-size: 0.9rem;
}

.sgp-sistema .alert-success {
    background-color: #d1f5e8;
    color: #0f6848;
}

/* ── Modales ────────────────────────────────────── */
.sgp-sistema .modal-content {
    border: none;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
}

.sgp-sistema .modal-header {
    padding: 1.1rem 1.4rem;
    border-bottom: 1px solid var(--sgp-border);
}

.sgp-sistema .modal-header .modal-title {
    font-weight: 700;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sgp-sistema .modal-header .btn-close {
    opacity: 0.5;
    transition: opacity 0.2s;
}

.sgp-sistema .modal-header .btn-close:hover {
    opacity: 1;
}

/* Colores de cabecera por tipo de modal */
.sgp-modal-add    .modal-header { background-color: #eaf0ff; }
.sgp-modal-edit   .modal-header { background-color: #fff8e1; }
.sgp-modal-stock  .modal-header { background-color: #e0f7fa; }
.sgp-modal-delete .modal-header { background-color: #fdecea; }

.sgp-modal-add    .modal-title { color: var(--sgp-primary); }
.sgp-modal-edit   .modal-title { color: #856404; }
.sgp-modal-stock  .modal-title { color: #0e6475; }
.sgp-modal-delete .modal-title { color: var(--sgp-danger); }

.sgp-sistema .modal-body {
    padding: 1.4rem;
}

.sgp-sistema .modal-footer {
    padding: 1rem 1.4rem;
    border-top: 1px solid var(--sgp-border);
    background-color: var(--sgp-bg);
}

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

.sgp-sistema .form-control {
    border-radius: 8px;
    border-color: var(--sgp-border);
    font-size: 0.9rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.sgp-sistema .form-control:focus {
    border-color: var(--sgp-primary);
    box-shadow: 0 0 0 0.2rem rgba(78, 115, 223, 0.2);
}

.sgp-sistema .form-control[readonly] {
    background-color: var(--sgp-bg);
    color: var(--sgp-muted);
}

.sgp-sistema .sgp-delete-info {
    background: #fdecea;
    border-radius: 8px;
    padding: 1rem;
    font-size: 0.9rem;
    border-left: 4px solid var(--sgp-danger);
}

/* ── Spinner de carga ───────────────────────────── */
.sgp-sistema .sgp-spinner {
    display: none;
    text-align: center;
    padding: 1.5rem;
}

/* ── Responsive ─────────────────────────────────── */
@media (max-width: 768px) {
    .sgp-sistema .table thead th,
    .sgp-sistema .table tbody td {
        font-size: 0.8rem;
        padding: 0.6rem 0.5rem;
    }

    .sgp-sistema .action-btn {
        width: 30px;
        height: 30px;
        margin-right: 2px;
        margin-bottom: 2px;
        font-size: 0.72rem;
    }

    .sgp-sistema .search-input {
        font-size: 0.85rem;
    }

    .sgp-sistema .navbar-brand {
        font-size: 0.95rem;
    }
}

/* ── Overrides WoodMart ─────────────────────────── */
.sgp-sistema *,
.sgp-sistema *::before,
.sgp-sistema *::after {
    box-sizing: border-box;
}

.sgp-sistema .btn {
    line-height: 1;
}

.sgp-sistema .table > :not(caption) > * > * {
    box-shadow: none;
}