:root {
    --color-bg: #f3f4f6;
    --color-surface: #ffffff;
    --color-border: #e2e4e9;
    --color-text: #1f2430;
    --color-muted: #6b7280;
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-danger: #dc2626;
    --color-success: #16a34a;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
}

/* ---------- App shell ---------- */

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.9rem 1.5rem;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    flex-wrap: wrap;
    gap: 0.5rem;
}

.topbar .brand {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-text);
    text-decoration: none;
}

.topbar nav {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.topbar nav a {
    color: var(--color-muted);
    text-decoration: none;
    font-size: 0.95rem;
}

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

.page {
    max-width: 960px;
    margin: 0 auto;
    padding: 1.5rem;
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 1.5rem;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.75rem;
}

h1 {
    font-size: 1.4rem;
    margin: 0 0 1rem;
}

.card-header h1 {
    margin: 0;
}

/* ---------- Forms ---------- */

.form-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.field label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-muted);
}

.field .unit {
    font-weight: 400;
    color: var(--color-muted);
}

.field-checkbox label {
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    color: var(--color-text);
}

input[type="text"],
input[type="number"],
input[type="search"],
select {
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 0.95rem;
    background: var(--color-surface);
    color: var(--color-text);
    width: 100%;
}

input:focus,
select:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 1px;
}

fieldset.characteristics {
    border: 1px dashed var(--color-border);
    border-radius: 8px;
    padding: 1rem;
}

fieldset.characteristics legend {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-muted);
    padding: 0 0.4rem;
}

.characteristics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
}

.error {
    color: var(--color-danger);
    font-size: 0.8rem;
}

.hint {
    color: var(--color-muted);
    font-size: 0.9rem;
}

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

/* ---------- Ticket type selector ---------- */

.type-selector {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.type-option {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 0.5rem 0.9rem;
    color: var(--color-text);
    font-weight: 500;
}

.type-option .type-size {
    display: block;
    font-weight: 400;
    font-size: 0.78rem;
    color: var(--color-muted);
}

.type-option.active {
    border-color: var(--color-primary);
    background: #eff6ff;
    color: var(--color-primary-dark);
}

.type-option.active .type-size {
    color: var(--color-primary);
}

/* ---------- Product picker ---------- */

.product-selected {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background: #eff6ff;
    font-weight: 500;
}

.product-picker {
    position: relative;
}

.product-results-wrap {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 0.3rem;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background: var(--color-surface);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    z-index: 20;
    overflow: hidden;
}

.product-results-heading {
    padding: 0.4rem 0.7rem 0.3rem;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-muted);
    border-bottom: 1px solid var(--color-border);
}

.product-results {
    list-style: none;
    margin: 0;
    padding: 0;
    max-height: 260px;
    overflow-y: auto;
}

.product-results-wrap .hint {
    margin: 0;
    padding: 0.6rem 0.7rem;
}

.product-results li + li {
    border-top: 1px solid var(--color-border);
}

.product-results button {
    display: block;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    border-radius: 0;
    padding: 0.55rem 0.7rem;
}

.product-results button:hover {
    background: var(--color-bg);
}

.product-results li.active button {
    background: #eff6ff;
}

.product-results .unit {
    color: var(--color-muted);
    font-weight: 400;
}

.product-results mark {
    background: #fde68a;
    color: inherit;
    border-radius: 2px;
    padding: 0 1px;
}

.actions {
    display: flex;
    gap: 0.75rem;
}

button {
    font: inherit;
    cursor: pointer;
    border-radius: 6px;
    border: 1px solid transparent;
    padding: 0.6rem 1.1rem;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--color-primary-dark);
}

.btn-primary[disabled] {
    opacity: 0.6;
    cursor: default;
}

.btn-secondary {
    background: var(--color-surface);
    border-color: var(--color-border);
    color: var(--color-text);
}

.btn-secondary:hover {
    background: var(--color-bg);
}

.link {
    background: none;
    border: none;
    padding: 0;
    color: var(--color-primary);
    text-decoration: underline;
    font-size: 0.9rem;
}

.link-danger {
    color: var(--color-danger);
}

/* ---------- Tables ---------- */

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

.data-table th,
.data-table td {
    text-align: left;
    padding: 0.65rem 0.5rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.92rem;
}

.data-table th {
    color: var(--color-muted);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.data-table .empty {
    text-align: center;
    color: var(--color-muted);
    padding: 1.5rem;
}

.row-actions {
    display: flex;
    gap: 0.75rem;
}

.mono {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.badge {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-active {
    background: #dcfce7;
    color: var(--color-success);
}

.badge-inactive {
    background: #fee2e2;
    color: var(--color-danger);
}

.pagination {
    margin-top: 1rem;
}

/* ---------- Ticket print page ---------- */

.print-body {
    background: #d1d5db;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 1rem;
    min-height: 100vh;
    gap: 1rem;
}

.print-toolbar {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.print-toolbar a {
    color: var(--color-text);
    text-decoration: none;
}

.print-toolbar button {
    background: var(--color-primary);
    color: #fff;
}

.ticket {
    background: #fff;
    padding: 4mm;
    border-radius: 4px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    text-align: center;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    color: #000;
    overflow: hidden;
    box-sizing: border-box;
}

.ticket-product {
    font-size: 1.05rem;
    font-weight: 700;
    text-transform: uppercase;
}

.ticket-code {
    font-size: 0.8rem;
    color: #444;
    margin-bottom: 0.4rem;
}

.ticket-quantity {
    font-size: 1rem;
    font-weight: 700;
    margin: 0.3rem 0;
}

.ticket-characteristics {
    width: 100%;
    border-collapse: collapse;
    margin: 0.4rem 0;
    font-size: 0.82rem;
}

.ticket-characteristics td {
    padding: 0.15rem 0;
    border-bottom: 1px dashed #ccc;
}

.ticket-characteristics td.label {
    text-align: left;
    color: #444;
}

.ticket-characteristics td.value {
    text-align: right;
    font-weight: 600;
}

.ticket-codes {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.ticket-barcode svg {
    max-width: 100%;
    height: auto;
}

.ticket-qrcode svg {
    width: 28mm;
    height: 28mm;
}

.ticket-serial {
    margin-top: 0.3rem;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
}

/* Compact variant for smaller labels (e.g. the 6x4cm "tuyau" ticket) */

.ticket--compact {
    padding: 1.5mm;
    display: flex;
    flex-direction: column;
}

.ticket--compact .ticket-product {
    font-size: 0.48rem;
    line-height: 1.15;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ticket--compact .ticket-code {
    font-size: 0.38rem;
    margin-bottom: 0.1rem;
}

.ticket--compact .ticket-quantity {
    font-size: 0.55rem;
    margin: 0.1rem 0;
}

.ticket--compact .ticket-characteristics {
    font-size: 0.4rem;
    line-height: 1.1;
    margin: 0.1rem 0;
}

.ticket--compact .ticket-characteristics td {
    padding: 0.02rem 0;
}

.ticket--compact .ticket-codes {
    gap: 0.25rem;
    margin-top: 0.15rem;
    flex-shrink: 0;
}

.ticket--compact .ticket-qrcode svg {
    width: 13mm;
    height: 13mm;
}

.ticket--compact .ticket-serial {
    margin-top: 0.1rem;
    font-size: 0.42rem;
    flex-shrink: 0;
}

.ticket--compact .ticket-date {
    font-size: 0.36rem;
    flex-shrink: 0;
}

.ticket-date {
    font-size: 0.7rem;
    color: #555;
    margin-top: 0.15rem;
}

@media print {
    .no-print {
        display: none !important;
    }

    .print-body {
        background: #fff;
        padding: 0;
        display: block;
        min-height: 0;
    }

    .ticket {
        box-shadow: none;
        border-radius: 0;
        margin: 0;
    }
}