:root {
    color-scheme: light;
    --bg: #f5f6f8;
    --panel: #ffffff;
    --text: #1f2933;
    --muted: #64748b;
    --border: #d8dee6;
    --accent: #155eef;
    --accent-dark: #1249b8;
    --ok: #13795b;
    --warn: #946200;
    --error: #b42318;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 15px;
    line-height: 1.45;
}

body.login-page {
    background: var(--bg);
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 24px;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
}

.brand {
    color: var(--text);
    font-size: 18px;
    font-weight: 700;
}

.site-header nav {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logout-link {
    color: var(--text);
    font-weight: 700;
}

main {
    width: min(1400px, 100%);
    margin: 0 auto;
    padding: 24px;
}

.toolbar {
    display: grid;
    grid-template-columns: minmax(280px, 1fr) minmax(280px, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.upload,
.search,
.panel,
.flash-box {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.upload,
.search {
    display: grid;
    gap: 12px;
    padding: 16px;
}

label {
    display: block;
    margin-bottom: 4px;
    font-weight: 700;
}

p {
    margin: 0;
}

small,
.panel-title span {
    color: var(--muted);
}

input[type="file"],
input[type="search"],
input[type="text"],
input[type="password"] {
    width: 100%;
    min-height: 42px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: #fff;
    color: var(--text);
    padding: 9px 10px;
    font: inherit;
}

.search-row {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 8px;
}

button,
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    border: 1px solid var(--accent);
    border-radius: 6px;
    background: var(--accent);
    color: #fff;
    cursor: pointer;
    font: inherit;
    font-weight: 700;
    padding: 9px 14px;
    text-decoration: none;
    white-space: nowrap;
}

button:hover,
.button:hover {
    background: var(--accent-dark);
    text-decoration: none;
}

.button.secondary {
    border-color: var(--border);
    background: #fff;
    color: var(--text);
}

.button.secondary:hover {
    background: #edf1f7;
}

.button.danger {
    border-color: var(--error);
    background: var(--error);
}

.button.danger:hover {
    background: #8f1d14;
}

button:disabled,
.button:disabled {
    cursor: not-allowed;
    opacity: .5;
}

.button.compact {
    min-height: 34px;
    padding: 6px 10px;
}

.login-shell {
    display: grid;
    min-height: 100vh;
    place-items: center;
    padding: 24px;
}

.login-box {
    display: grid;
    width: min(390px, 100%);
    gap: 16px;
    padding: 24px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.login-box h1 {
    font-size: 26px;
}

.login-box p {
    color: var(--muted);
}

.login-error {
    padding: 10px 12px;
    border: 1px solid #f4aaa4;
    border-radius: 6px;
    background: #fff4f2;
    color: var(--error) !important;
    font-weight: 700;
}

.upload-status {
    padding: 10px 12px;
    border: 1px solid #bfdbfe;
    border-radius: 6px;
    background: #eff6ff;
    color: var(--text);
    font-size: 14px;
    font-weight: 700;
}

.panel {
    margin-top: 16px;
    overflow: hidden;
}

.panel-title {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    padding: 16px;
    border-bottom: 1px solid var(--border);
}

h1,
h2 {
    margin: 0;
    font-size: 20px;
}

h2 {
    font-size: 18px;
}

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

.bulk-form {
    display: grid;
}

.bulk-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    background: #f8fafc;
}

.select-all {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    color: var(--text);
    font-weight: 700;
}

input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
}

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

th,
td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
}

th {
    color: var(--muted);
    background: #f8fafc;
    font-size: 12px;
    letter-spacing: .02em;
    text-transform: uppercase;
}

.checkbox-cell {
    width: 44px;
    text-align: center;
}

.row-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    min-width: 160px;
}

td small,
dd small {
    display: block;
    margin-top: 3px;
}

tr:last-child td {
    border-bottom: 0;
}

.empty {
    padding: 24px;
    color: var(--muted);
}

.flash {
    display: grid;
    gap: 10px;
    margin: 16px 0;
}

.flash-box {
    padding: 12px 14px;
}

.flash-box summary {
    cursor: pointer;
    font-weight: 700;
}

.flash-box ul {
    margin: 10px 0 0;
    padding-left: 22px;
}

.flash-box.ok {
    border-color: #9fd8c5;
    color: var(--ok);
}

.flash-box.warn {
    border-color: #f2cf7f;
    color: var(--warn);
}

.flash-box.error {
    border-color: #f4aaa4;
    color: var(--error);
}

.detail-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.inline-form {
    display: inline-flex;
    margin: 0;
}

.invoice-preview {
    min-height: 0;
    margin: 16px auto;
    padding: 28px;
    background: #fff;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 10px 28px rgb(15 23 42 / 8%);
}

.invoice-top {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 24px;
    align-items: start;
    margin-bottom: 22px;
}

.invoice-top h1 {
    font-size: 22px;
    color: var(--text);
    text-transform: uppercase;
}

.invoice-number {
    display: grid;
    gap: 4px;
    color: var(--muted);
    font-size: 14px;
    text-align: right;
    white-space: nowrap;
}

.invoice-parties {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 48px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.party {
    color: #475569;
    font-size: 13px;
}

.party h3 {
    margin: 0 0 6px;
    color: #151515;
    font-size: 17px;
    line-height: 1;
    text-transform: uppercase;
}

.party strong {
    display: block;
    margin-bottom: 4px;
    color: #282828;
}

.party p {
    color: inherit;
}

.preview-table-block {
    margin-top: 24px;
}

.preview-table-block h3 {
    margin: 0 0 6px;
    color: var(--muted);
    font-size: 12px;
    letter-spacing: .04em;
    text-transform: uppercase;
}

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

.preview-table {
    min-width: 780px;
    color: var(--text);
    font-size: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.preview-table th {
    padding: 8px 10px;
    border-bottom: 1px solid var(--border);
    background: #eef2f7;
    color: var(--text);
    font-size: 11px;
}

.preview-table td {
    padding: 8px 10px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

.preview-table td:nth-child(2) {
    min-width: 260px;
}

.invoice-notes {
    display: grid;
    gap: 22px;
    margin-top: 28px;
    color: #475569;
    font-size: 12px;
}

.invoice-notes div {
    display: grid;
    grid-template-columns: 16px 1fr;
    column-gap: 10px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.invoice-notes span {
    width: 12px;
    height: 12px;
    margin-top: 3px;
    border-radius: 50%;
    background: #25a843;
}

.invoice-notes strong,
.invoice-notes p {
    grid-column: 2;
}

.invoice-notes strong {
    color: var(--text);
    text-transform: uppercase;
}

.invoice-total {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    width: min(530px, 100%);
    margin: 26px 0 0 auto;
    padding: 12px 14px;
    background: #eff6ff;
    color: var(--text);
    border: 1px solid #bfdbfe;
    border-radius: 8px;
    font-size: 17px;
}

.invoice-total strong {
    font-size: 18px;
}

.meta-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    margin: 0;
}

.meta-grid div {
    padding: 14px 16px;
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.meta-grid dt {
    margin: 0 0 4px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.meta-grid dd {
    margin: 0;
    overflow-wrap: anywhere;
}

code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 13px;
}

.xml-table td:first-child {
    width: 38%;
    color: var(--muted);
}

.xml-filter {
    display: grid;
    gap: 6px;
    padding: 16px;
    border-bottom: 1px solid var(--border);
}

.xml-field-row.is-hidden {
    display: none;
}

details {
    padding: 16px;
}

details summary {
    cursor: pointer;
    font-weight: 700;
}

.xml-raw {
    max-height: 70vh;
    margin: 14px 0 0;
    overflow: auto;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: #0f172a;
    color: #e5e7eb;
    padding: 14px;
    white-space: pre-wrap;
}

@media (max-width: 900px) {
    .toolbar,
    .meta-grid {
        grid-template-columns: 1fr;
    }

    .search-row {
        grid-template-columns: 1fr;
    }

    .site-header,
    .panel-title {
        align-items: flex-start;
        flex-direction: column;
    }

    .site-header nav {
        align-items: flex-start;
        flex-direction: column;
        gap: 6px;
    }

    .invoice-preview {
        min-height: 0;
        padding: 16px;
    }

    .invoice-top {
        grid-template-columns: 1fr;
    }

    .invoice-number {
        text-align: left;
    }

    .invoice-parties {
        grid-template-columns: 1fr;
        gap: 22px;
    }

    main {
        padding: 16px;
    }

    th,
    td {
        padding: 10px;
    }
}