:root {
    --bg: #f5f7f8;
    --surface: #ffffff;
    --surface-2: #eef3f5;
    --line: #d9e1e5;
    --text: #172026;
    --muted: #687782;
    --primary: #126a73;
    --primary-dark: #0c5058;
    --accent: #b85c38;
    --info: #2563a9;
    --info-dark: #184b82;
    --violet: #6d4aa2;
    --danger: #b42318;
    --danger-bg: #fff0ed;
    --success: #157f3b;
    --success-bg: #eaf7ee;
    --warning: #986c00;
    --warning-bg: #fff8e5;
    --radius: 8px;
    --shadow: 0 14px 35px rgba(23, 32, 38, .08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: linear-gradient(180deg, #eef5f6 0, var(--bg) 260px);
    color: var(--text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

a:hover {
    text-decoration: underline;
}

h1, h2 {
    margin: 0;
    letter-spacing: 0;
}

h1 {
    font-size: 30px;
    font-weight: 760;
}

h2 {
    font-size: 18px;
}

button, input, select, textarea {
    font: inherit;
}

input, select, textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #fff;
    color: var(--text);
    padding: 10px 11px;
    min-height: 42px;
}

input[type="checkbox"] {
    width: 18px;
    min-height: 18px;
    padding: 0;
}

textarea {
    resize: vertical;
}

label {
    display: grid;
    gap: 6px;
    color: var(--muted);
    font-size: 13px;
    font-weight: 650;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 920px;
}

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

th {
    color: #34444d;
    background: #edf5f7;
    font-size: 12px;
    text-transform: uppercase;
}

code {
    white-space: normal;
    color: #40505a;
}

.app-shell {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    position: sticky;
    top: 0;
    display: flex;
    flex-direction: column;
    width: 260px;
    height: 100vh;
    background: #0f2a30;
    color: #eef8f9;
    padding: 22px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: inherit;
    font-weight: 760;
}

.brand:hover {
    text-decoration: none;
}

.brand.large {
    color: var(--text);
    margin-bottom: 26px;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border-radius: 8px;
    background: #e6f3f3;
    color: var(--primary-dark);
    font-size: 14px;
    font-weight: 800;
}

.nav-list {
    display: grid;
    gap: 5px;
    margin-top: 28px;
}

.nav-list a {
    color: #c9dcdf;
    border-radius: 8px;
    padding: 11px 12px;
}

.nav-list a.active,
.nav-list a:hover {
    background: #1d4850;
    color: #ffffff;
    text-decoration: none;
}

.sidebar-footer {
    display: grid;
    gap: 14px;
    margin-top: auto;
}

.user-chip {
    display: grid;
    gap: 3px;
    color: #fff;
    font-size: 14px;
}

.user-chip small {
    color: #adc3c7;
}

.main-content {
    width: 100%;
    padding: 32px;
}

.main-content.centered {
    display: grid;
    place-items: center;
}

.page-heading,
.section-title,
.action-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.page-heading {
    margin-bottom: 24px;
}

.summary-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: flex-end;
}

.summary-strip div {
    min-width: 128px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    padding: 10px 12px;
    box-shadow: 0 8px 18px rgba(23, 32, 38, .05);
}

.summary-strip span {
    display: block;
    color: var(--muted);
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
}

.summary-strip strong {
    display: block;
    margin-top: 3px;
    font-size: 18px;
    letter-spacing: 0;
}

.eyebrow {
    margin: 0 0 6px;
    color: var(--accent);
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    border: 1px solid transparent;
    border-radius: 6px;
    padding: 9px 14px;
    cursor: pointer;
    font-weight: 740;
    white-space: nowrap;
}

.button-primary {
    background: linear-gradient(180deg, #18808a, var(--primary));
    color: #fff;
}

.button-primary:hover {
    background: var(--primary-dark);
    color: #fff;
    text-decoration: none;
}

.button-danger {
    background: var(--danger);
    color: #fff;
}

.button-danger:hover {
    background: #8f1c13;
    color: #fff;
    text-decoration: none;
}

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

.button-small {
    min-height: 32px;
    padding: 6px 10px;
    font-size: 13px;
}

.button[disabled] {
    cursor: not-allowed;
    opacity: .45;
}

.disabled-button {
    cursor: not-allowed;
    opacity: .45;
}

.full-width {
    width: 100%;
}

.is-hidden {
    display: none !important;
}

.panel,
.auth-panel,
.stat-card,
.record-row {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.panel {
    margin-bottom: 22px;
    padding: 20px;
    border-top: 4px solid #8eb9bf;
}

.panel.narrow {
    max-width: 720px;
}

.auth-panel {
    width: min(460px, calc(100vw - 32px));
    padding: 30px;
}

.stack {
    display: grid;
    gap: 16px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(160px, 1fr));
    gap: 14px;
    margin-bottom: 22px;
}

.stat-card {
    position: relative;
    display: grid;
    gap: 8px;
    padding: 18px;
    overflow: hidden;
    border-top-width: 5px;
}

.stat-card span {
    color: #52636d;
    font-size: 13px;
    font-weight: 700;
}

.stat-card strong {
    font-size: 24px;
    letter-spacing: 0;
}

.stat-card:nth-child(1) {
    border-top-color: var(--info);
    background: #f4f8fd;
}

.stat-card:nth-child(2) {
    border-top-color: var(--violet);
    background: #f8f5fc;
}

.stat-card:nth-child(3) {
    border-top-color: var(--success);
    background: #f2faf5;
}

.stat-card:nth-child(4) {
    border-top-color: var(--danger);
    background: #fff6f4;
}

.stat-card:nth-child(5) {
    border-top-color: var(--primary);
    background: #f0f8f8;
}

.filter-grid,
.editor-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(160px, 1fr));
    gap: 14px;
    align-items: end;
}

.filter-grid.compact {
    grid-template-columns: repeat(3, minmax(170px, 1fr));
}

.editor-grid.fields {
    grid-template-columns: repeat(5, minmax(140px, 1fr));
}

.editor-grid.columns {
    grid-template-columns: repeat(5, minmax(120px, 1fr));
}

.wide {
    grid-column: span 2;
}

.filter-actions {
    display: flex;
    gap: 10px;
}

.check-row {
    display: flex;
    align-items: center;
    gap: 9px;
    min-height: 42px;
    color: var(--text);
}

.check-row input {
    width: 17px;
    min-height: 17px;
}

.data-section {
    display: grid;
    gap: 14px;
}

.table-wrap {
    overflow: auto;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.output-preview {
    max-height: 68vh;
}

.output-preview table {
    min-width: 2650px;
}

.excel-table th,
.excel-table td {
    border: 1px solid var(--line);
    padding: 8px 10px;
    white-space: nowrap;
}

.excel-table th {
    position: sticky;
    top: 0;
    z-index: 1;
}

.column-position {
    display: block;
    color: var(--muted);
    font-size: 10px;
    font-weight: 800;
    line-height: 1.1;
}

tbody tr:hover {
    background: #f7fbfc;
}

.numeric {
    text-align: right;
    white-space: nowrap;
}

.badge {
    display: inline-flex;
    border-radius: 999px;
    padding: 4px 9px;
    background: #e9eef1;
    color: #40505a;
    font-size: 12px;
    font-weight: 800;
}

.badge.invalid,
.badge.needs_review {
    background: var(--danger-bg);
    color: var(--danger);
}

.badge.verified {
    background: #eaf2ff;
    color: var(--info-dark);
}

.badge.exported {
    background: var(--success-bg);
    color: var(--success);
}

.badge.pending,
.badge.draft {
    background: var(--warning-bg);
    color: var(--warning);
}

.badge.neutral {
    background: #eef3f5;
    color: #40505a;
}

.notice {
    border-radius: 8px;
    margin-bottom: 18px;
    padding: 12px 14px;
    font-weight: 650;
}

.notice.success {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid #cbe8d4;
}

.notice.error {
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid #ffd1c9;
}

.record-list {
    display: grid;
    gap: 12px;
}

.record-row {
    display: grid;
    gap: 12px;
    padding: 16px;
}

.record-row > form:last-child {
    justify-self: start;
}

.user-row-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.batch-actions {
    display: grid;
    gap: 12px;
}

.batch-actions > div {
    display: flex;
    gap: 10px;
}

.batch-actions strong {
    min-width: 86px;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(180px, 1fr));
    gap: 16px;
}

.detail-grid div {
    display: grid;
    gap: 5px;
    min-width: 0;
}

.detail-grid span {
    color: var(--muted);
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
}

.detail-grid strong {
    overflow-wrap: anywhere;
    font-size: 14px;
    font-weight: 700;
}

.inline-form {
    display: flex;
    gap: 10px;
    align-items: center;
}

.inline-form select {
    width: auto;
    min-width: 220px;
}

.table-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.link-danger {
    border: 0;
    background: transparent;
    color: var(--danger);
    cursor: pointer;
    font-weight: 740;
    padding: 0;
}

.link-danger:hover {
    text-decoration: underline;
}

.chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.chips span {
    border: 1px solid var(--line);
    border-radius: 999px;
    background: #fff;
    padding: 7px 10px;
    font-size: 13px;
    font-weight: 700;
}

.mini-list {
    margin: 0;
    padding-left: 16px;
}

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

.payment-form-sheet {
    display: grid;
    gap: 12px;
    width: min(1120px, 100%);
    margin: 0 auto 18px;
    border: 1px solid #cfd9dd;
    border-radius: 8px;
    background: #fff;
    padding: 18px;
    box-shadow: var(--shadow);
}

.payment-form-header,
.payment-form-footer {
    display: grid;
    grid-template-columns: 1.3fr .7fr 1fr .8fr 1fr;
    gap: 10px;
    border-bottom: 1px solid var(--line);
    padding-bottom: 12px;
}

.payment-form-footer {
    grid-template-columns: 1.2fr 1fr .8fr;
    border-top: 1px solid var(--line);
    border-bottom: 0;
    padding-top: 10px;
    padding-bottom: 0;
}

.payment-form-header div,
.payment-form-footer div,
.payment-form-grid div {
    display: grid;
    gap: 4px;
    min-width: 0;
}

.payment-form-header span,
.payment-form-footer span,
.payment-form-grid span {
    color: var(--muted);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .02em;
    text-transform: uppercase;
}

.payment-form-header strong,
.payment-form-footer strong,
.payment-form-grid strong {
    overflow-wrap: anywhere;
    color: var(--text);
    font-size: 13px;
    line-height: 1.25;
}

.payment-form-header strong {
    font-size: 15px;
}

.payment-form-sections {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.payment-form-section {
    border: 1px solid var(--line);
    border-radius: 8px;
    overflow: hidden;
}

.payment-form-section h2 {
    border-bottom: 1px solid var(--line);
    background: #edf5f7;
    padding: 8px 10px;
    color: #34444d;
    font-size: 12px;
    text-transform: uppercase;
}

.payment-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.payment-form-grid div {
    min-height: 54px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 8px 10px;
}

.payment-form-grid div:nth-child(2n),
.payment-form-grid .span-2 {
    border-right: 0;
}

.payment-form-grid .span-2 {
    grid-column: span 2;
}

.payment-form-errors {
    border: 1px solid #ffd1c9;
    border-radius: 8px;
    background: var(--danger-bg);
    color: var(--danger);
    padding: 8px 10px;
    font-size: 13px;
}

.payment-form-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
}

nav[role="navigation"] {
    margin-top: 12px;
}

nav[aria-label="Pagination Navigation"] {
    display: block;
    margin-top: 16px;
}

nav[aria-label="Pagination Navigation"] > div:first-child {
    display: none;
}

nav[aria-label="Pagination Navigation"] > div:nth-child(2) {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
}

nav[aria-label="Pagination Navigation"] p {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
    font-weight: 650;
}

nav[aria-label="Pagination Navigation"] .font-medium {
    color: var(--text);
    font-weight: 800;
}

nav[aria-label="Pagination Navigation"] .shadow-sm {
    display: inline-flex;
    align-items: center;
    border-radius: 6px;
    box-shadow: 0 8px 18px rgba(23, 32, 38, .05);
}

nav[aria-label="Pagination Navigation"] a,
nav[aria-label="Pagination Navigation"] span[aria-current="page"] > span,
nav[aria-label="Pagination Navigation"] span[aria-disabled="true"] > span,
nav[aria-label="Pagination Navigation"] span[aria-disabled="true"]:not([aria-label]) > span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    min-height: 38px;
    border: 1px solid var(--line);
    background: #fff;
    color: var(--text);
    padding: 8px 11px;
    font-size: 13px;
    font-weight: 760;
    line-height: 1;
    text-decoration: none;
}

nav[aria-label="Pagination Navigation"] a:hover {
    background: #edf5f7;
    color: var(--primary-dark);
    text-decoration: none;
}

nav[aria-label="Pagination Navigation"] span[aria-current="page"] > span {
    border-color: var(--primary);
    background: var(--primary);
    color: #fff;
}

nav[aria-label="Pagination Navigation"] span[aria-disabled="true"] > span {
    color: var(--muted);
    cursor: not-allowed;
    opacity: .65;
}

nav[aria-label="Pagination Navigation"] svg {
    display: block;
    width: 18px;
    height: 18px;
    flex: 0 0 18px;
}

nav[aria-label="Pagination Navigation"] .rounded-l-md {
    border-radius: 6px 0 0 6px;
}

nav[aria-label="Pagination Navigation"] .rounded-r-md {
    border-radius: 0 6px 6px 0;
}

@media (max-width: 1100px) {
    .stats-grid {
        grid-template-columns: repeat(2, minmax(160px, 1fr));
    }

    .filter-grid,
    .filter-grid.compact,
    .editor-grid,
    .editor-grid.fields,
    .editor-grid.columns,
    .payment-form-sections,
    .detail-grid {
        grid-template-columns: repeat(2, minmax(150px, 1fr));
    }

    .payment-form-header {
        grid-template-columns: repeat(2, minmax(150px, 1fr));
    }

    .payment-form-footer {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .app-shell {
        display: block;
    }

    .sidebar {
        position: static;
        width: 100%;
        height: auto;
    }

    .main-content {
        padding: 20px;
    }

    .page-heading,
    .section-title,
    .action-row,
    .inline-form {
        align-items: stretch;
        flex-direction: column;
    }

    .summary-strip {
        justify-content: stretch;
    }

    .summary-strip div {
        width: 100%;
    }

    .stats-grid,
    .filter-grid,
    .filter-grid.compact,
    .editor-grid,
    .editor-grid.fields,
    .editor-grid.columns,
    .payment-form-header,
    .payment-form-sections,
    .payment-form-grid,
    .detail-grid {
        grid-template-columns: 1fr;
    }

    .payment-form-grid .span-2 {
        grid-column: auto;
    }

    .payment-form-nav {
        align-items: stretch;
        flex-direction: column;
    }

    .wide {
        grid-column: auto;
    }
}

@media (max-width: 640px) {
    nav[aria-label="Pagination Navigation"] > div:first-child {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 10px;
    }

    nav[aria-label="Pagination Navigation"] > div:nth-child(2) {
        display: none;
    }

    nav[aria-label="Pagination Navigation"] > div:first-child a,
    nav[aria-label="Pagination Navigation"] > div:first-child span {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: 38px;
        border: 1px solid var(--line);
        border-radius: 6px;
        background: #fff;
        color: var(--text);
        padding: 8px 12px;
        font-size: 13px;
        font-weight: 760;
    }
}

@media print {
    @page {
        size: A4 landscape;
        margin: 8mm;
    }

    body {
        background: #fff;
    }

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

    .app-shell,
    .main-content {
        display: block;
        min-height: auto;
        width: 100%;
        padding: 0;
    }

    .payment-form-sheet {
        width: 100%;
        max-height: 190mm;
        margin: 0;
        border-color: #9aa8ae;
        border-radius: 0;
        box-shadow: none;
        padding: 8mm;
        page-break-after: avoid;
        page-break-inside: avoid;
    }

    .payment-form-header,
    .payment-form-footer {
        gap: 6px;
    }

    .payment-form-sections {
        grid-template-columns: 1fr 1fr;
        gap: 6px;
    }

    .payment-form-section h2 {
        padding: 5px 7px;
        font-size: 10px;
    }

    .payment-form-grid {
        grid-template-columns: 1fr 1fr;
    }

    .payment-form-grid div {
        min-height: 38px;
        padding: 5px 7px;
    }

    .payment-form-header span,
    .payment-form-footer span,
    .payment-form-grid span {
        font-size: 8px;
    }

    .payment-form-header strong,
    .payment-form-footer strong,
    .payment-form-grid strong {
        font-size: 10px;
        line-height: 1.18;
    }

    .payment-form-header strong {
        font-size: 12px;
    }

    .payment-form-errors {
        padding: 5px 7px;
        font-size: 10px;
    }
}