* { box-sizing: border-box; }

:root {
    --bg:       #f4f6fb;
    --surface:  #ffffff;
    --text:     #172033;
    --muted:    #8895a7;
    --border:   #e5e9f2;
    --shadow:   0 2px 12px rgba(15, 23, 42, 0.06);
    --shadow-sm:0 1px 6px rgba(15, 23, 42, 0.04);
    --primary:  #1e3a8a;
    --primary-2:#3b5db8;
    --success:  #16a34a;
    --warn:     #d97706;
    --danger:   #dc2626;
    --radius:   14px;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Malgun Gothic", sans-serif;
    font-size: 14px;
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}
.header {
    position: sticky;
    top: 0;
    z-index: 300;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    color: var(--text);
    padding: 0.9rem 1.25rem;
    border-bottom: 1px solid var(--border);
}
.header h1 {
    margin: 0 0 0.25rem 0;
    font-size: 1.15rem;
    color: var(--primary);
}
.subtitle {
    margin: 0 0 0.75rem 0;
    color: var(--muted);
    font-size: 0.86rem;
}
.header nav a {
    color: #394253;
    text-decoration: none;
}
.header nav a:hover {
    color: var(--primary);
}
.header nav a.nav-help {
    color: var(--primary-2);
    font-weight: 600;
}
.header-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1.25rem;
}
.nav-group {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem 0.85rem;
}
.nav-group-main a.nav-primary {
    background: rgba(26, 35, 126, 0.08);
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    color: var(--primary);
    font-weight: 700;
}
.nav-advanced-menu {
    position: relative;
    display: inline-block;
}
.nav-advanced-menu summary {
    list-style: none;
    cursor: pointer;
}
.nav-advanced-menu summary::-webkit-details-marker {
    display: none;
}
.nav-advanced-toggle {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text);
    font-size: 0.9rem;
    font-weight: 600;
    user-select: none;
}
.nav-advanced-toggle:hover {
    background: #f6f7fb;
    border-color: #cfd6e6;
}
.nav-advanced-menu[open] .nav-advanced-toggle {
    background: rgba(26, 35, 126, 0.08);
    color: var(--primary);
    border-color: rgba(26, 35, 126, 0.18);
}
.nav-advanced-panel {
    display: none;
    position: absolute;
    top: calc(100% + 0.35rem);
    right: 0;
    min-width: 16rem;
    z-index: 200;
    background: var(--surface);
    color: var(--text);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 0.65rem 0;
    border: 1px solid var(--border);
}
.nav-advanced-menu[open] .nav-advanced-panel {
    display: block;
}
.nav-advanced-hint {
    margin: 0;
    padding: 0.45rem 1rem 0.6rem;
    font-size: 0.8rem;
    color: var(--muted);
    line-height: 1.4;
    border-bottom: 1px solid #e0e0e0;
    background: #f7f8fd;
}
/* .header nav a 보다 구체적으로 — 회색 비활성처럼 보이던 문제 수정 */
.header nav .nav-advanced-panel a {
    display: block;
    padding: 0.55rem 1rem;
    margin-right: 0;
    color: #1a237e;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
}
.header nav .nav-advanced-panel a:hover {
    background: #e8eaf6;
    color: #3949ab;
}
.header nav .nav-advanced-panel a:active {
    background: #c5cae6;
}
.nav-user {
    color: #c5cae9;
    font-size: 0.88rem;
    padding: 0 0.25rem;
}
.header nav a.nav-logout {
    color: #ffccbc;
    font-weight: 600;
    margin-right: 0;
}
.header nav a.nav-logout:hover {
    color: var(--danger);
}

/* ----- Dashboard layout primitives ----- */
.main {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.25rem 1.25rem 2rem;
}
.page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 0.75rem 1.25rem;
    margin-bottom: 1rem;
}
.page-title {
    margin: 0;
    font-size: 1.35rem;
}
.page-subtitle {
    margin: 0.25rem 0 0 0;
    color: var(--muted);
    font-size: 0.92rem;
}
.page-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 1rem;
    align-items: start;
}
@media (max-width: 980px) {
    .grid-2 { grid-template-columns: 1fr; }
}
.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}
.panel-body { padding: 1rem 1.1rem; }
.panel-title {
    margin: 0 0 0.75rem 0;
    font-size: 1rem;
    color: var(--primary);
}
.panel-divider { border-top: 1px solid var(--border); }
.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}
.tab {
    border: 1px solid var(--border);
    background: #fff;
    border-radius: 999px;
    padding: 0.35rem 0.75rem;
    font-weight: 700;
    font-size: 0.88rem;
    color: #394253;
    cursor: pointer;
    user-select: none;
}
.tab.active, .tab:hover {
    border-color: rgba(26, 35, 126, 0.25);
    background: rgba(26, 35, 126, 0.08);
    color: var(--primary);
}

/* 로그인 페이지 */
body.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(160deg, #1a237e 0%, #3949ab 45%, #e8eaf6 100%);
    padding: 1.5rem;
}
.login-card {
    width: 100%;
    max-width: 400px;
    background: #fff;
    border-radius: 12px;
    padding: 2rem 1.75rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
}
.login-card h1 {
    margin: 0 0 0.35rem 0;
    font-size: 1.35rem;
    color: #1a237e;
    text-align: center;
}
.login-subtitle {
    text-align: center;
    color: #666;
    font-size: 0.9rem;
    margin: 0 0 1.25rem 0;
}
.login-form .form-group {
    margin-bottom: 1rem;
}
.login-submit {
    width: 100%;
    margin-top: 0.5rem;
    text-align: center;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    padding: 0.65rem;
}
.login-hint {
    margin: 1.25rem 0 0 0;
    font-size: 0.78rem;
    text-align: center;
}
.card-warn .card-value {
    color: #e65100;
}
.workflow-primary {
    margin-top: 0;
}
.workflow-steps {
    margin-bottom: 0.75rem;
}
.advanced-panel {
    background: #fff;
    border-radius: 8px;
    padding: 0.75rem 1rem 1rem;
    margin: 1rem 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.advanced-panel summary {
    cursor: pointer;
    font-weight: 600;
    color: #546e7a;
    padding: 0.35rem 0;
}
.advanced-panel[open] summary {
    margin-bottom: 0.75rem;
}
.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    margin: 0.75rem 0 0.25rem;
}
.form-actions .btn {
    white-space: nowrap;
}
.form h3 {
    margin: 1.2rem 0 0.6rem;
    font-size: 1.05rem;
    color: #263238;
}
.last-scan-card {
    margin-top: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    background: #f5f7ff;
    border: 1px solid #dbe2ff;
}
.last-scan-title {
    font-size: 0.85rem;
    color: #455a64;
    font-weight: 600;
}
.last-scan-value {
    margin-top: 0.25rem;
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    color: var(--primary);
}
.last-scan-note {
    margin-top: 0.25rem;
    font-size: 0.82rem;
    color: #546e7a;
}
.qr-scan-table-wrap {
    margin-top: 0.5rem;
    border-radius: 10px;
    border: 1px solid #dde1eb;
    background: #fff;
    overflow-x: auto;
}
.qr-scan-table-scroll {
    max-height: min(52vh, 480px);
    overflow-y: auto;
}
.qr-scan-table-scroll .qr-scan-table thead th {
    position: sticky;
    top: 0;
    z-index: 1;
    box-shadow: 0 1px 0 #eceff1;
}
.qr-list-summary {
    margin: 0.5rem 0 0.75rem;
    padding: 0.75rem 1rem;
    background: #f8f9fc;
    border: 1px solid #e0e4ef;
    border-radius: 10px;
}
.qr-summary-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    margin-bottom: 0.65rem;
    font-size: 0.88rem;
}
.qr-summary-chips .chip {
    background: #fff;
    border: 1px solid #dde1eb;
    border-radius: 999px;
    padding: 0.25rem 0.75rem;
}
.qr-summary-chips .chip strong {
    color: #1a237e;
    font-variant-numeric: tabular-nums;
}
.qr-list-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}
.qr-list-search {
    flex: 1 1 200px;
    min-width: 160px;
    max-width: 320px;
}
.qr-list-page-info {
    font-size: 0.85rem;
    color: #546e7a;
    min-width: 6rem;
}
.qr-scan-table.qr-scan-table-compact {
    font-size: 0.8rem;
}
.qr-scan-table.qr-scan-table-compact th,
.qr-scan-table.qr-scan-table-compact td {
    padding: 0.4rem 0.5rem;
}
.qr-scan-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}
.qr-scan-table th,
.qr-scan-table td {
    padding: 0.55rem 0.65rem;
    text-align: left;
    border-bottom: 1px solid #eceff1;
    vertical-align: top;
}
.qr-scan-table th {
    background: #f5f6fa;
    font-weight: 600;
    white-space: nowrap;
}
.qr-scan-table tbody tr:last-child td {
    border-bottom: none;
}
.qr-scan-table .col-ctn {
    font-variant-numeric: tabular-nums;
    font-weight: 600;
}
.qr-scan-table .col-id code {
    font-size: 0.78rem;
    word-break: break-all;
}
.qr-scan-empty {
    padding: 1.25rem;
    text-align: center;
    color: #78909c;
    font-size: 0.9rem;
}
.qr-scan-table .btn-row-remove {
    padding: 0.2rem 0.45rem;
    font-size: 0.75rem;
    border: 1px solid #cfd8dc;
    background: #fff;
    border-radius: 4px;
    cursor: pointer;
    color: #546e7a;
}
.qr-scan-table .btn-row-remove:hover {
    background: #ffebee;
    border-color: #ef9a9a;
    color: #c62828;
}
.shipping-banner {
    background: #e8eaf6;
    border-radius: 8px;
    padding: 0.75rem 1rem;
    margin: 0 0 1rem 0;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 1.5rem;
    align-items: center;
}
.shipping-banner strong {
    color: #1a237e;
}
.filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.9rem;
}
.main {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.25rem 1.25rem 2rem;
}
/* 장치 목록 등 넓은 테이블 — 가로 스크롤 없이 한 화면에 표시 */
body.page-wide .main,
body.page-wide .footer {
    max-width: min(100%, 1560px);
}
body.page-wide .table-wrap--devices {
    overflow-x: visible;
}
body.page-wide .table-devices {
    width: 100%;
    table-layout: auto;
}
body.page-wide .table-devices th,
body.page-wide .table-devices td {
    padding: 0.45rem 0.55rem;
}
body.page-wide .table-devices .col-datetime {
    font-size: 0.8125rem;
    color: #444;
}
.workflow-compare {
    margin: 1.5rem 0 1rem;
}
.workflow-compare h3 {
    font-size: 1rem;
    color: #3949ab;
    margin: 0 0 0.5rem 0;
}
.table-compare {
    width: 100%;
    max-width: 100%;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    font-size: 0.875rem;
}
.table-compare th,
.table-compare td {
    white-space: normal;
    vertical-align: top;
}

/* 도움말 페이지 */
body.page-help .main {
    max-width: min(100%, 1200px);
}
.help-toc {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    background: #fff;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    font-size: 0.9rem;
}
.help-toc a {
    color: #3949ab;
    text-decoration: none;
}
.help-toc a:hover {
    text-decoration: underline;
}
.help-section {
    background: #fff;
    border-radius: 8px;
    padding: 1.25rem 1.5rem;
    margin: 1.25rem 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}
.help-section h3 {
    margin-top: 0;
    color: #1a237e;
    border-bottom: 2px solid #e8eaf6;
    padding-bottom: 0.5rem;
}
.help-section h4 {
    color: #3949ab;
    margin: 1rem 0 0.5rem;
}
.help-list, .help-checklist {
    margin: 0.5rem 0 0.75rem 1.25rem;
    line-height: 1.6;
}
.help-checklist li {
    margin-bottom: 0.35rem;
}
.help-section .mermaid {
    margin: 1rem 0;
    text-align: center;
}
.help-footer-links {
    margin: 1.5rem 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.import-example-section {
    margin-bottom: 1.25rem;
}
.import-example-section h3 {
    margin-top: 0;
    font-size: 1rem;
    color: #3949ab;
}
.import-example-table code.id,
.import-example-table code {
    font-size: 0.85rem;
}
h2 {
    margin-top: 0;
    color: #1a237e;
}
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(168px, 1fr));
    gap: 1rem;
    margin: 1rem 0;
}
.cards-inline {
    margin: 0.75rem 0 1rem;
}
.card {
    background: #fff;
    border-radius: 8px;
    padding: 1rem 0.75rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    text-align: center;
}
.card-value {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: #333;
}
.card-label {
    display: block;
    font-size: 0.85rem;
    color: #666;
    line-height: 1.4;
    margin-top: 0.35rem;
}
.card-label-main {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: #444;
}
.card-label-sub {
    display: block;
    font-size: 0.78rem;
    color: #777;
    margin-top: 0.2rem;
}
.card-success .card-value { color: #2e7d32; }
.card-info .card-value { color: #1565c0; }
.hint {
    color: #666;
    font-size: 0.9rem;
    margin: 1rem 0;
}
.hint-callout {
    background: #e8eaf6;
    border-left: 4px solid #3949ab;
    padding: 0.75rem 1rem;
    border-radius: 0 6px 6px 0;
    color: #333;
}
.hint-callout a {
    color: #1a237e;
    font-weight: 600;
}
.hint-inline { display: inline; margin: 0; }
code {
    background: #eee;
    padding: 0.15em 0.4em;
    border-radius: 4px;
    font-size: 0.9em;
}
.id { word-break: break-all; }
.table code.id {
    word-break: normal;
    white-space: nowrap;
}
.btn {
    display: inline-block;
    background: #3949ab;
    color: #fff;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    text-decoration: none;
    margin-top: 0.5rem;
}
.btn:hover {
    background: #303f9f;
}
.table-wrap {
    overflow-x: auto;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}
.table {
    width: max-content;
    min-width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}
/* 좁은 화면에서만 장치 목록 가로 스크롤 (넓은 레이아웃은 page-wide) */
@media (max-width: 900px) {
    body.page-wide .table-wrap--devices {
        overflow-x: auto;
    }
    body.page-wide .table-devices {
        width: max-content;
        min-width: 100%;
    }
}
.table th, .table td {
    padding: 0.5rem 0.65rem;
    text-align: left;
    border-bottom: 1px solid #eee;
    white-space: nowrap;
    vertical-align: middle;
}
.table th {
    background: #e8eaf6;
    font-weight: 600;
    color: #1a237e;
}
.table tbody tr:hover {
    background: #fafafa;
}
.badge {
    display: inline-block;
    padding: 0.2em 0.5em;
    border-radius: 4px;
    font-size: 0.85rem;
    white-space: nowrap;
}
.td-actions {
    white-space: nowrap;
}
.td-actions a {
    margin-right: 0.5rem;
}
.badge-success { background: #c8e6c9; color: #2e7d32; }
.badge-pending { background: #fff9c4; color: #f57f17; }
.badge-pulled { background: #e3f2fd; color: #1565c0; }
.badge-warn { background: #ffccbc; color: #bf360c; }
.detail-card {
    background: #fff;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    margin: 1rem 0;
}
.detail-card dl {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 0.5rem 1rem;
}
.detail-card dt {
    color: #666;
    font-weight: 500;
}
.detail-card dd {
    margin: 0;
}
.verified {
    margin-top: 1rem;
    padding: 0.75rem;
    background: #e8f5e9;
    border-radius: 6px;
    color: #2e7d32;
}
.unverified {
    margin-top: 1rem;
    padding: 0.75rem;
    background: #fff8e1;
    border-radius: 6px;
    color: #f57f17;
}
.form { max-width: 480px; margin: 1rem 0; }
.form-wide { max-width: 100%; }
.textarea-mono { font-family: Consolas, "Courier New", monospace; font-size: 0.9rem; line-height: 1.4; }
.qr-capture { font-size: 1.05rem; }
.hint-tight { margin-top: 0.4rem; margin-bottom: 0; }
.service-code-inputs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
}
.service-code-field {
    max-width: 6.5rem;
    font-family: Consolas, "Courier New", monospace;
    letter-spacing: 0.05em;
}
.preset-select { min-width: 12rem; max-width: 100%; }
.sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.25rem; font-weight: 500; }
.input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 1rem;
}
.input:focus { outline: none; border-color: #3949ab; }
.form .btn { margin-right: 0.5rem; }
.btn-secondary { background: #78909c; }
.btn-secondary:hover { background: #607d8b; }
.btn-delete { background: #c62828; border: none; cursor: pointer; font-size: 0.85rem; padding: 0.3rem 0.65rem; }
.btn-delete:hover { background: #b71c1c; }
.btn-delete:disabled { background: #ef9a9a; cursor: not-allowed; }
.td-actions { white-space: nowrap; display: flex; gap: 0.4rem; align-items: center; }
.error {
    padding: 0.75rem;
    background: #ffebee;
    color: #c62828;
    border-radius: 6px;
    margin: 1rem 0;
}
.ime-warning {
    padding: 0.65rem 0.75rem;
    background: #fff8e1;
    color: #5d4037;
    border: 1px solid #ffcc80;
    border-radius: 6px;
    margin: 0 0 0.5rem 0;
    font-size: 0.9rem;
}
.result-card {
    background: #fff;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    margin: 1rem 0;
}
.result-card h3 { margin-top: 0; }
.error-list { font-size: 0.9rem; color: #c62828; margin: 0.5rem 0; padding-left: 1.25rem; }

.list-toolbar {
    background: #fff;
    border-radius: 8px;
    padding: 1rem 1rem 0.75rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    margin-bottom: 0.75rem;
}
.list-toolbar-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 0.75rem;
}
.list-toolbar-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: #444;
}
.list-search-input {
    flex: 1 1 200px;
    min-width: 160px;
    max-width: 360px;
}
.list-per-page {
    width: auto;
    min-width: 5.5rem;
}
.btn-inline {
    margin-top: 0;
    margin-left: 0;
}
.list-meta {
    color: #555;
    font-size: 0.9rem;
    margin: 0 0 0.75rem 0;
}
.pagination {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    margin: 1rem 0 0;
}
.pagination-info {
    color: #555;
    font-size: 0.9rem;
}
.pagination-disabled {
    color: #999;
    font-size: 0.9rem;
    padding: 0.35rem 0;
}

.footer {
    max-width: 960px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    color: #666;
    font-size: 0.8rem;
}

.label-like {
    display: block;
    font-weight: 600;
    margin-bottom: 0.35rem;
}
.radio-inline {
    display: inline-block;
    margin-right: 1.25rem;
    font-size: 0.95rem;
}