/**
 * Módulo Compras - Estilos (mobile-first)
 * Base = móvil; mejoras en @media (min-width: 768px)
 */

/* ----- Contenedor: base móvil (espacio hamburger + safe area) ----- */
.compras-container {
    padding: var(--space-md);
    padding-left: max(52px, env(safe-area-inset-left));
    padding-right: max(var(--space-md), env(safe-area-inset-right));
}

.compras-tabs-wrap {
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.compras-tabs-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin-bottom: var(--space-3);
}

.compras-tabs-group:last-child {
    margin-bottom: 0;
}

.compras-tabs-label {
    font-size: 0.7rem;
    font-weight: var(--font-weight-semibold, 600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-1);
}

.compras-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
}

.compras-tab {
    padding: var(--space-2) var(--space-3);
    background: var(--color-surface-muted);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: var(--text-sm);
    font-weight: var(--font-weight-medium, 500);
    color: var(--color-text-muted);
    text-align: left;
    min-height: 44px;
    display: flex;
    align-items: center;
    transition: background-color var(--transition-base), color var(--transition-base),
                border-color var(--transition-base), box-shadow var(--transition-base);
}

.compras-tab:hover {
    color: var(--color-text);
    background: var(--hover-overlay-strong);
    border-color: var(--color-border-strong);
}

.compras-tab-active,
.compras-tab.compras-tab-active {
    color: var(--color-primary-contrast);
    background: var(--color-primary);
    border-color: var(--color-primary);
    font-weight: var(--font-weight-semibold, 600);
    box-shadow: var(--shadow-sm);
}

.compras-tab-active:hover {
    background: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
}

.compras-panel h2 {
    margin-top: 0;
}

.compras-historial-filters {
    margin-bottom: var(--space-md);
}

.compras-filters-row {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-sm);
}

.compras-filters-row .input-group .input,
.compras-filters-row .input-group select {
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

.compras-filters-actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.compras-search-row {
    display: flex;
    margin-bottom: var(--space-md);
}

.compras-search-input {
    flex: 1;
    min-width: 0;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.compras-table-wrap {
    overflow-x: auto;
    overflow-y: auto;
    max-height: 360px;
    -webkit-overflow-scrolling: touch;
}

.compras-date {
    white-space: nowrap;
}

.compras-loading {
    padding: var(--space-lg);
    color: var(--color-text-muted);
}

.compras-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.compras-modal-content {
    background: var(--color-bg);
    border-radius: var(--radius-md);
    max-width: 700px;
    max-height: 90vh;
    overflow-y: auto;
    padding: var(--space-lg);
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

@media (min-width: 1024px) {
    .compras-modal-content {
        max-width: min(95vw, 900px);
    }
}

.compras-detalle-info {
    margin-bottom: var(--space-md);
}

.compras-detalle-info p {
    margin: var(--space-xs) 0;
}

.compras-modal-table-wrap {
    overflow-x: auto;
    margin-bottom: var(--space-md);
}

.compras-modal-actions {
    margin-top: var(--space-md);
}

.compras-form-row {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-md);
}

.compras-form-row .input-group {
    flex: 1 1 auto;
    min-width: 0;
    width: 100%;
}

.compras-add-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
    align-items: stretch;
}

.compras-add-row .compras-autocomplete-wrap {
    grid-column: 1 / -1;
    min-width: 0;
}

.compras-add-row .input,
.compras-add-row select,
.compras-add-row .btn {
    width: 100%;
    min-width: 0;
    min-height: 44px;
    box-sizing: border-box;
}

.compras-add-row #compras-agregar,
.compras-add-row #orden-agregar {
    grid-column: 1 / -1;
}

.compras-autocomplete-wrap {
    position: relative;
    min-width: 0;
}

.compras-autocomplete-wrap input {
    width: 100%;
}

.compras-sugerencias {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 2px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    max-height: 220px;
    overflow-y: auto;
    background: var(--color-bg);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 100;
}

.compras-sug-item {
    padding: var(--space-sm) var(--space-md);
    cursor: pointer;
}

.compras-sug-item:hover {
    background: var(--color-surface-muted);
}

.compras-sug-item.compras-sug-hint {
    cursor: default;
    color: var(--color-text-muted);
    font-style: italic;
}

.compras-sug-crear-btn {
    display: block;
    width: 100%;
    margin: var(--space-sm) var(--space-md);
    padding: var(--space-sm) var(--space-md);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.compras-hint {
    display: block;
    margin-top: var(--space-xs);
    color: var(--color-text-muted);
    font-size: var(--text-sm);
}

.compras-items-wrap {
    margin: var(--space-md) 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-left: calc(-1 * var(--space-4));
    margin-right: calc(-1 * var(--space-4));
    padding-left: var(--space-4);
    padding-right: var(--space-4);
}

.compras-items-wrap .compras-table {
    min-width: 520px;
}

/* Tabla compras: hereda estilos de components.css */
.compras-table .compras-num {
    text-align: right;
}

.compras-empty {
    padding: var(--space-lg);
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--text-sm);
}

.compras-total-row {
    display: flex;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin: var(--space-md) 0;
    font-size: var(--text-lg);
}

.compras-total {
    font-weight: var(--font-weight-semibold, 600);
}

.compras-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-top: var(--space-4);
}

.compras-actions .btn {
    width: 100%;
    min-height: 48px;
    justify-content: center;
}

#compras-panel-nueva .input-group[style*="max-width"],
#compras-panel-nueva-orden .input-group[style*="max-width"] {
    max-width: 100% !important;
}

/* Estados de órdenes de compra */
.orden-estado {
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-medium, 500);
}
.orden-estado-borrador { background: var(--color-surface-muted); color: var(--color-text-secondary); }
.orden-estado-enviada { background: var(--color-info-muted); color: var(--color-info); }
.orden-estado-recibida { background: var(--color-success-muted); color: var(--color-success); }
.orden-estado-cancelada { background: var(--color-danger-muted); color: var(--color-danger); }

/* ===== Desktop (768px+): layout en fila y anchos fijos ===== */
@media (min-width: 768px) {
    .compras-container {
        padding: var(--space-lg);
        padding-left: max(var(--space-lg), env(safe-area-inset-left));
        padding-right: max(var(--space-lg), env(safe-area-inset-right));
    }

    .compras-tabs {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }

    .compras-tab {
        min-height: 40px;
    }

    .compras-filters-row {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: flex-end;
        gap: var(--space-md);
    }

    .compras-filters-row .input-group .input,
    .compras-filters-row .input-group select {
        width: auto;
        min-width: 120px;
    }

    .compras-search-input {
        min-width: 200px;
        max-width: 400px;
        width: auto;
    }

    .compras-table-wrap {
        max-height: 400px;
    }

    .compras-form-row {
        flex-direction: row;
        gap: var(--space-md);
    }

    .compras-form-row .input-group {
        min-width: 180px;
        width: auto;
    }

    .compras-add-row {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: var(--space-sm);
    }

    .compras-add-row .compras-autocomplete-wrap {
        flex: 1;
        min-width: 180px;
        grid-column: auto;
    }

    .compras-add-row .input,
    .compras-add-row select,
    .compras-add-row .btn {
        width: auto;
        min-width: 0;
        min-height: 40px;
    }

    .compras-add-row #compras-agregar,
    .compras-add-row #orden-agregar {
        grid-column: auto;
    }

    .compras-autocomplete-wrap {
        flex: 1;
        min-width: 180px;
    }

    .compras-items-wrap {
        margin-left: 0;
        margin-right: 0;
        padding-left: 0;
        padding-right: 0;
    }

    .compras-total-row {
        gap: var(--space-md);
    }

    .compras-actions {
        flex-direction: row;
        gap: var(--space-md);
        margin-top: var(--space-lg);
    }

    .compras-actions .btn {
        width: auto;
        min-height: 40px;
    }
}