/**
 * Sistema Administrativo Express
 * Estilos para el Reporte Fiscal Oficial SENIAT: Libro de Ventas
 */

.salesbook-container {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    width: 100%;
}

/* Header y Barra de Filtros */
.salesbook-header {
    background: var(--bg-surface, #ffffff);
    border: 1px solid var(--border, #e2e8f0);
    border-radius: var(--radius-md, 8px);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow-sm, 0 1px 3px rgba(0,0,0,0.05));
}

.salesbook-header-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.salesbook-title-block h2 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-main, #1e293b);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 0.25rem 0;
}

.salesbook-title-block .subtitle {
    font-size: 0.875rem;
    color: var(--text-muted, #64748b);
    margin: 0;
}

.salesbook-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* Controles de Período y Filtros */
.salesbook-filter-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    background: var(--bg-surface-secondary, #f8fafc);
    border: 1px solid var(--border, #e2e8f0);
    border-radius: var(--radius-sm, 6px);
    padding: 0.75rem 1rem;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-group label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary, #475569);
    white-space: nowrap;
}

.filter-group select,
.filter-group input {
    font-size: 0.85rem;
    padding: 0.4rem 0.65rem;
    border: 1px solid var(--border, #cbd5e1);
    border-radius: var(--radius-sm, 4px);
    background: #ffffff;
    color: var(--text-main, #1e293b);
}

/* KPI Summary Cards */
.salesbook-kpis {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.kpi-card {
    background: var(--bg-surface, #ffffff);
    border: 1px solid var(--border, #e2e8f0);
    border-radius: var(--radius-md, 8px);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-sm, 0 1px 3px rgba(0,0,0,0.04));
    position: relative;
    overflow: hidden;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary, #2563eb);
}

.kpi-card.kpi-credit::before {
    background: #10b981;
}

.kpi-card.kpi-vat::before {
    background: #f59e0b;
}

.kpi-card.kpi-ret::before {
    background: #8b5cf6;
}

.kpi-icon {
    font-size: 1.75rem;
    opacity: 0.85;
}

.kpi-info {
    display: flex;
    flex-direction: column;
}

.kpi-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-muted, #64748b);
    letter-spacing: 0.04em;
}

.kpi-value {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-main, #0f172a);
    margin-top: 0.2rem;
}

/* Tabla SENIAT Oficial */
.salesbook-table-card {
    background: var(--bg-surface, #ffffff);
    border: 1px solid var(--border, #e2e8f0);
    border-radius: var(--radius-md, 8px);
    box-shadow: var(--shadow-sm, 0 1px 3px rgba(0,0,0,0.05));
    overflow: hidden;
}

.salesbook-table-wrapper {
    width: 100%;
    overflow-x: auto;
}

table.seniat-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.78rem;
    text-align: left;
    white-space: nowrap;
}

table.seniat-table th, 
table.seniat-table td {
    padding: 0.45rem 0.5rem;
    border: 1px solid var(--border, #e2e8f0);
    vertical-align: middle;
}

table.seniat-table thead th {
    background: var(--bg-surface-secondary, #f8fafc);
    color: var(--text-secondary, #334155);
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
}

table.seniat-table thead tr.group-header th {
    background: #f1f5f9;
    border-bottom: 2px solid var(--border, #cbd5e1);
    font-size: 0.75rem;
    letter-spacing: 0.03em;
}

table.seniat-table tbody tr:hover {
    background-color: rgba(241, 245, 249, 0.6);
}

table.seniat-table td.col-center,
table.seniat-table th.col-center {
    text-align: center;
}

table.seniat-table td.col-left,
table.seniat-table th.col-left {
    text-align: left;
}

table.seniat-table td.col-amount,
table.seniat-table th.col-amount {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* Filas especiales de Paginación Vienen / Van */
tr.row-transport {
    background-color: #f1f5f9 !important;
    font-weight: 700;
    color: #475569;
    border-top: 2px solid #cbd5e1;
    border-bottom: 2px solid #cbd5e1;
}

tr.row-transport td {
    padding: 0.4rem 0.5rem;
}

/* Fila de Totales */
table.seniat-table tfoot tr {
    background-color: #f8fafc;
    font-weight: 800;
    border-top: 2px solid var(--text-main, #0f172a);
    color: var(--text-main, #0f172a);
}

table.seniat-table tfoot td {
    padding: 0.5rem;
}

/* Paginación */
.salesbook-pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1.25rem;
    background: var(--bg-surface-secondary, #f8fafc);
    border-top: 1px solid var(--border, #e2e8f0);
    flex-wrap: wrap;
    gap: 0.75rem;
}

.pagination-info {
    font-size: 0.825rem;
    color: var(--text-muted, #64748b);
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.pagination-controls button {
    padding: 0.3rem 0.65rem;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid var(--border, #cbd5e1);
    background: #ffffff;
    border-radius: var(--radius-sm, 4px);
    cursor: pointer;
    color: var(--text-main, #1e293b);
}

.pagination-controls button.active {
    background: var(--primary, #2563eb);
    color: #ffffff;
    border-color: var(--primary, #2563eb);
}

.pagination-controls button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Resumen Forma 30 SENIAT */
.salesbook-forma30-card {
    background: var(--bg-surface, #ffffff);
    border: 1px solid var(--border, #e2e8f0);
    border-radius: var(--radius-md, 8px);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow-sm, 0 1px 3px rgba(0,0,0,0.05));
}

.salesbook-forma30-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border, #e2e8f0);
    padding-bottom: 0.65rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.salesbook-forma30-header h3 {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-main, #1e293b);
}

table.forma30-table {
    width: 100%;
    max-width: 900px;
    border-collapse: collapse;
    font-size: 0.825rem;
}

table.forma30-table th,
table.forma30-table td {
    padding: 0.45rem 0.75rem;
    border: 1px solid var(--border, #cbd5e1);
}

table.forma30-table th {
    background: #e2e8f0;
    font-weight: 700;
    color: #1e293b;
}

table.forma30-table th.col-item-header,
table.forma30-table td.col-item-no {
    text-align: center;
    font-weight: 700;
    background: #f8fafc;
    width: 1%;
    white-space: nowrap !important;
}

table.forma30-table tr.forma30-total {
    background-color: #f1f5f9;
    font-weight: 800;
}

table.forma30-table tr.forma30-retention {
    background-color: #faf5ff;
    font-weight: 700;
}

/* Firmas Legales */
.salesbook-signatures {
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin-top: 2.5rem;
    margin-bottom: 1.5rem;
}

.signature-box {
    text-align: center;
    width: 250px;
    border-top: 1px solid var(--text-main, #1e293b);
    padding-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-main, #1e293b);
}

.signature-box span {
    font-size: 0.75rem;
    color: var(--text-muted, #64748b);
}

@media print {
    .gap-mark, .control-gap-legend {
        display: none !important;
    }
}