:root {
    --primary: #1e3a8a;
    --light: #f8fafc;
    --dark: #111827;
    --muted: #6b7280;
    --border: #e5e7eb;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", system-ui, sans-serif;
    color: var(--dark);
    background: var(--light);
}

.container {
    width: min(1200px, 92%);
    margin: 0 auto;
    padding: 1rem 0;
}

.site-header {
    background: white;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 10;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    font-weight: 700;
    color: var(--primary);
}

.nav a {
    margin-left: 0.75rem;
    color: var(--dark);
    text-decoration: none;
    font-size: 0.95rem;
}

.nav a:hover {
    color: var(--primary);
}

.card {
    background: white;
    padding: 1rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.form-grid {
    display: grid;
    gap: 0.75rem;
}

.form-grid label {
    font-weight: 600;
    font-size: 0.9rem;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
textarea,
select {
    width: 100%;
    padding: 0.6rem;
    border: 1px solid var(--border);
    border-radius: 0.4rem;
    font-size: 1rem;
}

textarea {
    min-height: 150px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 1rem;
    border-radius: 0.4rem;
    border: none;
    background: var(--primary);
    color: white;
    cursor: pointer;
    text-decoration: none;
}

.btn.secondary {
    background: #334155;
}

.btn.outline {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

table th,
.table td,
table td {
    border: 1px solid var(--border);
    padding: 0.5rem;
    text-align: left;
}

table th {
    background: #f1f5f9;
}

.table-compact {
    width: 100%;
    table-layout: fixed;
}

.table-compact th,
.table-compact td {
    padding: 6px 8px;
    font-size: 13px;
    vertical-align: middle;
}

.table-compact th {
    white-space: normal;
    line-height: 1.1;
}

.table-compact .col-qty {
    width: 60px;
}

.table-compact .col-prod {
    width: 180px;
    white-space: normal;
    word-break: break-word;
    line-height: 1.1;
}

.table-compact .col-num {
    width: 70px;
}

.table-compact .col-price {
    width: 80px;
}

.table-compact .col-delta {
    width: 70px;
}

.table-compact .col-final {
    width: 80px;
}

.table-compact .col-second-unit {
    width: 70px;
    text-align: center;
}

.table-compact .col-second-unit input {
    width: 60px;
    text-align: center;
}

.table-compact .col-check {
    width: 40px;
    text-align: center;
}

.table-compact input[type="text"],
.table-compact input[type="number"] {
    width: 64px;
    padding: 4px 6px;
    font-size: 13px;
}

.table-compact input[type="checkbox"] {
    transform: scale(0.95);
}

.delta-up {
    color: #c0392b;
    font-weight: 600;
}

.delta-down {
    color: #1e8449;
    font-weight: 600;
}

.delta-zero {
    color: #7f8c8d;
}

.badge {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    border-radius: 999px;
    background: #e2e8f0;
    color: #0f172a;
    font-size: 0.75rem;
}

.notice {
    padding: 0.75rem;
    border-radius: 0.4rem;
    background: #ecfeff;
    border: 1px solid #bae6fd;
    color: #0c4a6e;
}

.error {
    background: #fee2e2;
    border: 1px solid #fecaca;
    color: #991b1b;
}

.filters {
    display: grid;
    gap: 0.5rem;
}

.muted {
    color: var(--muted);
}

.pendientes-page .page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.pendientes-page table td:nth-child(3),
.pendientes-page table td:nth-child(4),
.pendientes-page table td:nth-child(5),
.pendientes-page table td:nth-child(6) {
    text-align: center;
}

@media print {
    .pendientes-page .no-print,
    header,
    nav,
    .menu,
    .sidebar,
    .topbar,
    .btn {
        display: none !important;
    }

    body {
        font-size: 12px;
    }

    .pendientes-page table {
        width: 100%;
        border-collapse: collapse;
    }

    .pendientes-page th,
    .pendientes-page td {
        padding: 6px 8px;
    }
}

@media (min-width: 768px) {
    .form-grid.cols-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .filters {
        grid-template-columns: repeat(4, 1fr);
        align-items: end;
    }
}

.site-footer {
    border-top: 1px solid var(--border);
    margin-top: 2rem;
    background: white;
}