/* ── Editor ─────────────────────────────────────────── */

.editor-top-grid,
.editor-bottom-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.editor-bottom-grid {
    grid-template-columns: 1fr 1fr;
}

.editor-section {
    margin-bottom: 1.5rem;
}

.editor-section textarea {
    width: 100%;
    resize: vertical;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text);
    background: #fff;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    line-height: 1.6;
}

.editor-section textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(225, 77, 42, 0.12);
}

/* ── Items editor ────────────────────────────────────── */

.items-header {
    display: grid;
    grid-template-columns: 1fr 90px 140px 130px 36px;
    gap: 0.5rem;
    padding-bottom: 0.4rem;
    margin-bottom: 0.4rem;
    border-bottom: 1px solid var(--color-border-light);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--color-text-muted);
}

.items-header .col-qty,
.items-header .col-price,
.items-header .col-total {
    text-align: right;
}

.item-row {
    display: grid;
    grid-template-columns: 1fr 90px 140px 130px 36px;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 0.4rem;
}

.item-row input[type="number"] {
    text-align: right;
}

.item-total {
    text-align: right;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text);
    padding-right: 0.25rem;
}

.btn-remove {
    background: none;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    cursor: pointer;
    font-size: 1.1rem;
    line-height: 1;
    padding: 0.25rem 0.5rem;
    transition: all 0.2s ease;
}
.btn-remove:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-add-item {
    background: none;
    border: 1px dashed var(--color-border-light);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 0.875rem;
    padding: 0.4rem 1rem;
    margin-top: 0.25rem;
    transition: all 0.2s ease;
}
.btn-add-item:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* ── Actions ─────────────────────────────────────────── */

.editor-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    padding-bottom: 2.5rem;
}

.btn-copy-url {
    background: none;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-header);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}
.btn-copy-url:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}
.btn-copy-url.copied {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn-print {
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.75rem 2rem;
    font-family: var(--font-header);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    letter-spacing: 0.02em;
    transition: background 0.2s ease, transform 0.1s ease;
}
.btn-print:hover { background: var(--color-primary-hover); }
.btn-print:active { transform: scale(0.98); }

/* ── Invoice preview wrapper ─────────────────────────── */

.invoice-wrap {
    display: flex;
    justify-content: center;
    padding: 2rem 0 3rem;
}

/* ── Invoice document ────────────────────────────────── */

.invoice-doc {
    background: #fff;
    width: 210mm;
    min-height: 297mm;
    padding: 18mm 22mm 22mm;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.14);
    font-family: var(--font-body);
    font-size: 10pt;
    color: var(--color-text);
    line-height: 1.55;
    position: relative;
}

.inv-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 18mm;
}

.inv-seller {
    font-size: 9pt;
    line-height: 1.65;
    color: #333;
}

.inv-meta {
    text-align: right;
}

.inv-title {
    font-family: var(--font-header);
    font-size: 26pt;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: -0.02em;
    line-height: 1;
    margin-bottom: 8px;
}

.inv-meta-row {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
    font-size: 9pt;
    color: #444;
}

.inv-meta-row span:first-child {
    color: var(--color-text-muted);
}

.inv-buyer {
    margin-bottom: 10mm;
    font-size: 10.5pt;
    line-height: 1.7;
    min-height: 28mm;
    border-left: 3px solid var(--color-theme);
    padding-left: 8px;
}

.inv-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 6mm;
    font-size: 9.5pt;
}

.inv-table thead tr {
    background: var(--color-accent);
}

.inv-table th {
    color: #fff;
    padding: 6px 8px;
    text-align: left;
    font-weight: 600;
    font-size: 8pt;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.inv-table th.num,
.inv-table td.num {
    text-align: right;
}

.inv-table th.pos,
.inv-table td.pos {
    width: 28px;
    color: rgba(255,255,255,0.6);
}

.inv-table td.pos {
    color: var(--color-text-muted);
    font-size: 8.5pt;
}

.inv-table td {
    padding: 5px 8px;
    border-bottom: 1px solid var(--color-border-light);
    vertical-align: top;
}

.inv-table tbody tr:nth-child(even) td {
    background: var(--color-card-bg);
}

.inv-table tfoot .total-row td {
    border-top: 2px solid var(--color-accent);
    border-bottom: none;
    padding: 8px 8px;
    font-weight: 700;
    font-size: 11pt;
    background: none;
}

.inv-section {
    margin-top: 7mm;
}

.inv-label {
    font-family: var(--font-header);
    font-weight: 600;
    font-size: 8pt;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--color-primary);
    display: block;
    margin-bottom: 3px;
    padding-bottom: 2px;
    border-bottom: 1.5px solid var(--color-primary);
    width: fit-content;
}

.inv-section p {
    margin: 4px 0 0;
    font-size: 9pt;
    line-height: 1.65;
    color: #333;
}

/* ── Print ───────────────────────────────────────────── */

@media print {
    @page {
        size: A4 portrait;
        margin: 0;
    }

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

    body {
        border: none !important;
        padding: 0 !important;
        background: #fff !important;
        background-image: none !important;
        margin: 0 !important;
        min-height: unset;
    }

    .invoice-wrap {
        padding: 0;
        display: block;
    }

    .invoice-doc {
        width: 100%;
        min-height: unset;
        box-shadow: none;
        padding: 18mm 22mm 22mm;
    }
}

/* ── Responsive ──────────────────────────────────────── */

@media (max-width: 960px) {
    .editor-top-grid { grid-template-columns: 1fr 1fr; }
    .editor-bottom-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
    .editor-top-grid { grid-template-columns: 1fr; }
    .items-header { display: none; }
    .item-row {
        grid-template-columns: 1fr 70px 100px 90px 32px;
        gap: 0.35rem;
    }
    .invoice-wrap { overflow-x: auto; }
}