.trace-page,
.trace-toast,
.trace-modal-backdrop {
    --font-body: var(--font-sans, "Roboto", "Segoe UI", Arial, sans-serif);
    --font-display: var(--font-sans, "Roboto", "Segoe UI", Arial, sans-serif);

    --type-display-lg: clamp(2rem, 2.8vw, 2.6rem);
    --type-headline-lg: clamp(1.5rem, 2vw, 2rem);
    --type-headline-sm: 1.125rem;
    --type-title-lg: 1.0625rem;
    --type-title-md: 1rem;
    --type-body-lg: 1rem;
    --type-body-md: 0.9375rem;
    --type-label-lg: 0.8125rem;
    --line-display-lg: 1.18;
    --line-headline-lg: 1.3;
    --line-headline-md: 1.4;
    --line-body: 1.55;
    --letter-label: 0.02em;

    --primary-soft: #dbeafe;
    --primary-softer: #eff6ff;
    --primary-contrast: #ffffff;
    --secondary-dark: #376f72;
    --secondary-soft: #e8f5f3;

    --bg-card-soft: #f8fafc;
    --bg-card-muted: #f1f5f9;
    --surface-white: #ffffff;
    --surface-subtle: #f8fafc;
    --surface-muted: #eef2f6;
    --surface-container: #eef2f7;
    --surface-container-high: #dfe7f0;
    --surface-card-translucent: rgba(255, 255, 255, 0.96);

    --text-soft: #475569;
    --text-subtle: #94a3b8;
    --border-soft: #dce6f0;
    --border-muted: #edf2f7;
    --border-primary: rgba(27, 110, 194, 0.34);

    --success: var(--c-green, #10b981);
    --success-bg: #ecfdf5;
    --success-text: #166534;
    --success-border: #bbf7d0;
    --warning-bg: #fffbeb;
    --warning-text: #92400e;
    --warning-border: #fde68a;
    --danger-bg: #fef2f2;
    --danger-text: #b91c1c;
    --danger-border: #fecaca;
    --info-bg-strong: #dbeafe;
    --info-text: #0f5fa8;
    --info-border: #bfdbfe;

    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;

    --shadow-card:
        0 8px 22px rgba(15, 64, 110, 0.07),
        0 2px 5px rgba(15, 23, 42, 0.04);
    --shadow-card-hover:
        0 16px 30px rgba(15, 64, 110, 0.14),
        0 6px 12px rgba(15, 23, 42, 0.06);
    --shadow-soft-sm: 0 10px 30px rgba(15, 64, 110, 0.08);
    --shadow-modal: 0 24px 70px rgba(15, 23, 42, 0.26);
    --shadow-primary: 0 5px 14px rgba(27, 110, 194, 0.22);
    --shadow-primary-hover: 0 9px 20px rgba(27, 110, 194, 0.3);

    --focus-ring-primary: rgba(27, 110, 194, 0.16);
    --overlay-scrim: rgba(15, 23, 42, 0.58);
    --grad-page: linear-gradient(180deg, #f8fbff 0%, #f4f7fb 100%);
    --grad-surface-soft: linear-gradient(135deg, #ffffff 0%, #f5f9ff 55%, #eaf4ff 100%);
    --grad-primary-action: var(--grad-blue, linear-gradient(135deg, #1b6ec2 0%, #1b81e8 100%));
}

@media (min-width: 1025px) {

    .layout-body.is-traceability-page,
    .layout-body.is-traceability-page>.layout-content,
    .layout-body.is-traceability-page .layout-viewport,
    .layout-body:has(.trace-page),
    .layout-body:has(.trace-admin-page),
    .layout-content:has(.trace-page),
    .layout-content:has(.trace-admin-page),
    .layout-viewport:has(> .trace-page),
    .layout-viewport:has(> .trace-admin-page) {
        min-height: 0;
        overflow: hidden;
    }
}

.trace-page {
    flex: 1 1 auto;
    width: 100%;
    height: 100%;
    min-height: 0;
    min-width: 0;
    overflow-x: clip;
    overflow-y: auto;
    overscroll-behavior-y: contain;
    scrollbar-gutter: stable;
    -webkit-overflow-scrolling: touch;
    background: var(--grad-page);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: var(--type-body-md);
}

.trace-page *,
.trace-page *::before,
.trace-page *::after {
    box-sizing: border-box;
}

.trace-shell {
    width: min(100%, 1440px);
    min-height: 100%;
    margin: 0 auto;
    padding: var(--space-6) var(--space-6) max(var(--space-8), env(safe-area-inset-bottom));
}

.trace-hero,
.trace-date-card,
.trace-summary-card,
.trace-meal-section,
.trace-dish-card,
.trace-detail-hero,
.trace-ingredient-card,
.trace-source-card,
.trace-empty-state {
    border: 1px solid var(--border-soft);
    background: var(--bg-card);
    box-shadow: var(--shadow-card);
}

.trace-hero {
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    gap: var(--space-5);
    margin-bottom: var(--space-5);
    padding: clamp(var(--space-5), 3vw, var(--space-8));
    border-color: var(--border-primary);
    border-radius: var(--radius-2xl);
    background: var(--grad-surface-soft);
    box-shadow: var(--shadow-soft-sm);
    overflow: hidden;
    position: relative;
}

.trace-hero::after {
    content: "";
    position: absolute;
    right: -72px;
    bottom: -96px;
    width: 260px;
    height: 260px;
    border-radius: var(--radius-full);
    background: color-mix(in srgb, var(--primary-soft) 72%, transparent);
    pointer-events: none;
}

.trace-hero-content,
.trace-hero-actions {
    position: relative;
    z-index: 1;
}

.trace-hero-content {
    max-width: 780px;
}

.trace-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    width: fit-content;
    min-height: 32px;
    padding: 0 var(--space-3);
    border: 1px solid var(--info-border);
    border-radius: var(--radius-full);
    background: var(--info-bg-strong);
    color: var(--info-text);
    font-family: var(--font-display);
    font-size: var(--type-label-lg);
    letter-spacing: var(--letter-label);
    text-transform: uppercase;
}

.trace-eyebrow .material-icons-round {
    font-size: 18px;
    line-height: 1;
}

.trace-hero-title {
    margin: var(--space-3) 0 var(--space-2);
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: var(--type-display-lg);
    letter-spacing: 0;
    line-height: var(--line-display-lg);
}

.trace-hero-desc {
    max-width: 720px;
    margin: 0;
    color: var(--text-muted);
    font-size: var(--type-body-lg);
    line-height: var(--line-body);
}

.trace-hero-actions {
    display: flex;
    align-items: center;
    min-width: min(380px, 100%);
}

.trace-date-card {
    width: 100%;
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    background: var(--surface-card-translucent);
}

.trace-date-control {
    display: grid;
    gap: var(--space-2);
    color: var(--text-muted);
    font-size: var(--type-label-lg);
    letter-spacing: var(--letter-label);
    text-transform: uppercase;
}

.trace-date-control input {
    width: 100%;
    min-height: 46px;
    padding: 0 var(--space-3);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    color: var(--text-main);
    font: inherit;
    outline: none;
}

.trace-date-control input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--focus-ring-primary);
}

.trace-quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-3);
}

.trace-summary-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-5);
}

.trace-summary-card {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: var(--space-3);
    min-height: 118px;
    padding: var(--space-4);
    border-radius: var(--radius-xl);
}

.trace-summary-card:nth-child(1) {
    border-color: #bfdbfe;
    background: #eff6ff;
}

.trace-summary-card:nth-child(1) .trace-summary-icon {
    background: #dbeafe;
    color: #1d6bb8;
}

.trace-summary-card:nth-child(2) {
    border-color: #bbf7d0;
    background: #f0fdf4;
}

.trace-summary-card:nth-child(2) .trace-summary-icon {
    background: #dcfce7;
    color: #168354;
}

.trace-summary-card:nth-child(3) {
    border-color: #fde68a;
    background: #fffbeb;
}

.trace-summary-card:nth-child(3) .trace-summary-icon {
    background: #fef3c7;
    color: #b7791f;
}

.trace-summary-icon {
    grid-row: span 2;
    width: 52px;
    height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    background: var(--primary-softer);
    color: var(--primary);
    font-size: 26px;
}

.trace-summary-value {
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    line-height: 1;
}

.trace-summary-label {
    color: var(--text-muted);
    font-size: var(--type-label-lg);
    text-transform: uppercase;
}

.trace-meal-section {
    margin-bottom: var(--space-5);
    border-radius: var(--radius-2xl);
    overflow: hidden;
}

.trace-meal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--border-soft);
    background: var(--bg-card-soft);
}

.trace-meal-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin: 0;
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: var(--type-headline-sm);
}

.trace-meal-title .material-icons-round {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--secondary-soft);
    color: var(--secondary-dark);
    font-size: 22px;
}

.trace-meal-subtitle {
    margin: var(--space-1) 0 0;
    color: var(--text-muted);
}

.trace-dish-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
    padding: var(--space-4);
}

.trace-dish-card {
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow: hidden;
    border-radius: var(--radius-xl);
    transition:
        transform 0.18s ease,
        box-shadow 0.18s ease,
        border-color 0.18s ease;
}

.trace-dish-card:hover {
    transform: translateY(-3px);
    border-color: var(--border-primary);
    box-shadow: var(--shadow-card-hover);
}

.trace-dish-image,
.trace-dish-placeholder {
    width: 100%;
    aspect-ratio: 16 / 10;
}

.trace-dish-image {
    display: block;
    object-fit: cover;
    background: var(--bg-card-muted);
}

.trace-dish-placeholder {
    display: grid;
    place-items: center;
    background:
        linear-gradient(135deg, var(--primary-softer), var(--bg-card-muted));
    color: var(--primary);
}

.trace-dish-placeholder .material-icons-round {
    font-size: 42px;
}

.trace-dish-body {
    display: grid;
    gap: var(--space-2);
    padding: var(--space-4);
}

.trace-dish-title {
    margin: 0;
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: var(--type-title-lg);
    line-height: var(--line-headline-md);
}

.trace-dish-meta {
    margin: 0;
    color: var(--text-muted);
}

.trace-dish-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-top: var(--space-2);
}

.trace-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 30px;
    padding: 0 var(--space-3);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-full);
    font-size: var(--type-label-lg);
    white-space: nowrap;
}

.trace-tag-info {
    background: var(--info-bg-strong);
    color: var(--info-text);
    border-color: var(--info-border);
}

.trace-tag-muted {
    background: var(--surface-muted);
    color: var(--text-muted);
    border-color: var(--border-soft);
}

.trace-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 40px;
    padding: 0 var(--space-4);
    border: 1px solid transparent;
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: var(--type-label-lg);
    text-decoration: none;
    cursor: pointer;
    transition:
        transform 0.18s ease,
        background-color 0.18s ease,
        border-color 0.18s ease,
        box-shadow 0.18s ease;
}

.trace-btn:hover {
    transform: translateY(-1px);
}

.trace-btn .material-icons-round {
    font-size: 19px;
    line-height: 1;
}

.trace-btn-primary {
    background: var(--grad-primary-action);
    color: var(--primary-contrast);
    box-shadow: var(--shadow-primary);
}

.trace-btn-primary:hover {
    box-shadow: var(--shadow-primary-hover);
}

.trace-btn-outline {
    background: var(--bg-card);
    color: var(--primary);
    border-color: var(--border-primary);
}

.trace-btn-outline:hover {
    background: var(--primary-softer);
    border-color: var(--primary);
}

.trace-empty-state {
    display: grid;
    place-items: center;
    gap: var(--space-2);
    min-height: 260px;
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    background:
        linear-gradient(135deg, rgba(239, 246, 255, 0.82), rgba(255, 255, 255, 0.98));
    text-align: center;
}

.trace-empty-state>.material-icons-round {
    width: 72px;
    height: 72px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-xl);
    background: var(--primary-softer);
    color: var(--primary);
    font-size: 36px;
}

.trace-empty-state h1,
.trace-empty-state h2 {
    margin: 0;
    color: var(--primary-dark);
    font-family: var(--font-display);
}

.trace-empty-state p {
    max-width: 560px;
    margin: 0;
    color: var(--text-muted);
    line-height: var(--line-body);
}

.trace-skeleton {
    min-height: 150px;
    border-radius: var(--radius-xl);
    background:
        linear-gradient(90deg,
            var(--surface-container) 0%,
            var(--surface-container-high) 42%,
            var(--surface-container) 84%);
    background-size: 220% 100%;
    animation: trace-skeleton 1.2s ease-in-out infinite;
}

@keyframes trace-skeleton {
    0% {
        background-position: 120% 0;
    }

    100% {
        background-position: -120% 0;
    }
}

.trace-breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    color: var(--text-muted);
}

.trace-breadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
}

.trace-breadcrumb a:hover,
.trace-breadcrumb strong {
    color: var(--primary);
}

.trace-breadcrumb .material-icons-round {
    font-size: 18px;
    color: var(--text-subtle);
}

.trace-detail-hero {
    display: grid;
    grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.2fr);
    gap: var(--space-5);
    margin-bottom: var(--space-5);
    padding: var(--space-5);
    border-radius: var(--radius-2xl);
}

.trace-detail-media {
    min-width: 0;
    overflow: hidden;
    border-radius: var(--radius-xl);
    background: var(--bg-card-muted);
}

.trace-detail-media img,
.trace-detail-media .trace-dish-placeholder {
    width: 100%;
    height: 100%;
    min-height: 280px;
    object-fit: cover;
}

.trace-detail-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
}

.trace-detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin: var(--space-3) 0;
}

.trace-detail-meta span {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 34px;
    padding: 0 var(--space-3);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-full);
    background: var(--bg-card-soft);
    color: var(--text-soft);
}

.trace-detail-meta .material-icons-round {
    font-size: 18px;
    color: var(--primary);
}

.trace-detail-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-4);
}

.trace-ingredient-list {
    display: grid;
    gap: var(--space-3);
    padding: var(--space-4);
}

.trace-ingredient-card {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: var(--space-3);
    min-width: 0;
    padding: var(--space-3);
    border-radius: var(--radius-xl);
}

.trace-ingredient-card-active {
    border-color: var(--border-primary);
    background: var(--primary-softer);
    box-shadow: var(--shadow-card-hover);
}

.trace-ingredient-thumb,
.trace-ingredient-placeholder {
    width: 58px;
    height: 58px;
    flex: 0 0 auto;
    border-radius: var(--radius-lg);
}

.trace-ingredient-thumb {
    display: grid;
    place-items: center;
    overflow: hidden;
    background: var(--secondary-soft);
    color: var(--secondary-dark);
}

.trace-ingredient-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.trace-ingredient-placeholder {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--secondary-soft);
    color: var(--secondary-dark);
    font-size: 28px;
}

.trace-ingredient-info {
    min-width: 0;
}

.trace-ingredient-name {
    margin: 0;
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: var(--type-title-md);
}

.trace-ingredient-meta {
    margin: var(--space-1) 0 0;
    color: var(--text-muted);
}

.trace-ingredient-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    justify-content: flex-end;
}

.trace-source-card {
    display: grid;
    gap: var(--space-5);
    margin-bottom: var(--space-5);
    padding: clamp(var(--space-4), 2.2vw, var(--space-6));
    border-radius: var(--radius-2xl);
}

.trace-source-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
}

.trace-source-header h2 {
    margin: var(--space-3) 0 var(--space-1);
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: var(--type-headline-lg);
    letter-spacing: 0;
    line-height: var(--line-headline-lg);
}

.trace-source-header p {
    margin: 0;
    color: var(--text-muted);
    line-height: var(--line-body);
}

.trace-source-hero {
    display: grid;
    grid-template-columns: minmax(220px, 0.62fr) minmax(0, 1fr);
    gap: var(--space-5);
    align-items: center;
    padding: var(--space-4);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-2xl);
    background: var(--bg-card-soft);
}

.trace-source-image {
    overflow: hidden;
    border-radius: var(--radius-xl);
    background: var(--bg-card-muted);
    box-shadow: var(--shadow-soft-sm);
}

.trace-source-image img,
.trace-source-image>.material-icons-round {
    display: block;
    width: 100%;
    min-height: 220px;
}

.trace-source-image img {
    height: 100%;
    object-fit: cover;
}

.trace-source-image>.material-icons-round {
    display: grid;
    place-items: center;
    color: var(--primary);
    font-size: 56px;
}

.trace-source-intro h3 {
    margin: 0 0 var(--space-3);
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: var(--type-headline-lg);
    line-height: var(--line-headline-lg);
}

.trace-source-intro p {
    margin: 0 0 var(--space-2);
    color: var(--text-muted);
}

.trace-source-intro strong {
    color: var(--primary);
    font-family: var(--font-display);
    font-size: var(--type-title-lg);
}

.trace-source-list {
    display: grid;
    gap: var(--space-3);
}

.trace-source-row,
.trace-source-section {
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-xl);
    background: var(--surface-white);
}

.trace-source-row {
    display: grid;
    grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1fr);
    gap: var(--space-4);
    align-items: center;
    padding: var(--space-4);
}

.trace-source-row strong,
.trace-source-section h3 {
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: var(--type-title-md);
    line-height: var(--line-headline-md);
}

.trace-source-row span {
    color: var(--text-main);
    line-height: var(--line-body);
}

.trace-source-row em,
.trace-source-muted {
    color: var(--text-muted);
    font-style: normal;
}

.trace-source-row-media img {
    display: block;
    width: min(220px, 100%);
    aspect-ratio: 16 / 9;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    object-fit: cover;
}

.trace-source-section {
    overflow: hidden;
}

.trace-source-section h3 {
    margin: 0;
    padding: var(--space-4);
    border-bottom: 1px solid var(--border-soft);
    background: var(--bg-card-soft);
}

.trace-source-muted {
    margin: 0;
    padding: var(--space-4);
}

.trace-source-table {
    display: grid;
}

.trace-source-table-row {
    display: grid;
    grid-template-columns: minmax(180px, 0.56fr) minmax(0, 1fr);
    gap: var(--space-4);
    align-items: start;
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--border-muted);
}

.trace-source-table-row:last-child {
    border-bottom: 0;
}

.trace-source-table-row span:first-child {
    color: var(--text-soft);
}

.trace-source-table-row span:last-child {
    color: var(--text-main);
    line-height: var(--line-body);
}

.trace-source-table-head {
    background: var(--surface-subtle);
}

.trace-source-table-head span {
    color: var(--primary-dark) !important;
    font-family: var(--font-display);
}

.trace-source-powered {
    justify-self: center;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 38px;
    padding: 0 var(--space-4);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-full);
    background: var(--bg-card-soft);
    color: var(--text-muted);
}

.trace-source-powered .material-icons-round {
    color: var(--success);
    font-size: 20px;
}

.trace-source-powered strong {
    color: var(--primary);
}

.trace-modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 6000;
    display: grid;
    place-items: center;
    padding: var(--space-4);
    background: var(--overlay-scrim);
}

.trace-modal {
    width: min(100%, 460px);
    max-height: min(760px, calc(100dvh - 2rem));
    overflow: auto;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-2xl);
    background: var(--bg-card);
    box-shadow: var(--shadow-modal);
}

.trace-modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-5);
    border-bottom: 1px solid var(--border-soft);
    background: var(--bg-card-soft);
}

.trace-modal-title {
    margin: var(--space-2) 0 0;
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: var(--type-headline-sm);
}

.trace-modal-close {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-full);
    background: var(--bg-card);
    color: var(--primary);
    cursor: pointer;
}

.trace-modal-body {
    display: grid;
    gap: var(--space-4);
    padding: var(--space-5);
}

.trace-qr-box {
    display: grid;
    place-items: center;
    width: 220px;
    height: 220px;
    margin: 0 auto;
    padding: var(--space-3);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-xl);
    background: var(--surface-white);
}

.trace-qr-box img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.trace-qr-placeholder {
    display: grid;
    place-items: center;
    gap: var(--space-2);
    color: var(--text-muted);
    text-align: center;
}

.trace-qr-placeholder .material-icons-round {
    color: var(--primary);
    font-size: 76px;
}

.trace-modal-note {
    display: grid;
    gap: var(--space-1);
    text-align: center;
}

.trace-modal-note strong {
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: var(--type-title-lg);
}

.trace-modal-note p {
    margin: 0;
    color: var(--text-muted);
    line-height: var(--line-body);
}

.trace-modal-actions {
    display: flex;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-5) var(--space-5);
    border-top: 1px solid var(--border-soft);
}

.trace-toast {
    position: fixed;
    right: var(--space-5);
    bottom: var(--space-5);
    z-index: 7000;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    max-width: min(520px, calc(100vw - 2rem));
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    color: var(--text-main);
    box-shadow: var(--shadow-modal);
    line-height: var(--line-body);
}

.trace-toast .material-icons-round {
    font-size: 22px;
}

.trace-toast-success {
    border-color: var(--success-border);
    background: var(--success-bg);
    color: var(--success-text);
}

.trace-toast-error {
    border-color: var(--danger-border);
    background: var(--danger-bg);
    color: var(--danger-text);
}

.trace-toast-warning {
    border-color: var(--warning-border);
    background: var(--warning-bg);
    color: var(--warning-text);
}

.trace-tabs {
    display: inline-flex;
    gap: var(--space-1);
    max-width: 100%;
    margin: 0 0 var(--space-5);
    padding: var(--space-1);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-full);
    background: var(--bg-card);
    box-shadow: var(--shadow-soft-sm);
    overflow-x: auto;
    scrollbar-width: none;
}

.trace-tabs::-webkit-scrollbar {
    display: none;
}

.trace-tab-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 42px;
    padding: 0 var(--space-4);
    border: 0;
    border-radius: var(--radius-full);
    background: transparent;
    color: var(--text-muted);
    font-family: var(--font-display);
    font-size: var(--type-label-lg);
    white-space: nowrap;
    cursor: pointer;
}

.trace-tab-btn .material-icons-round {
    font-size: 20px;
}

.trace-tab-btn-active {
    background: var(--primary);
    color: var(--primary-contrast);
    box-shadow: var(--shadow-primary);
}

.trace-account {
    display: grid;
    gap: var(--space-5);
}

.trace-account-loading {
    min-height: 520px;
}

.trace-account-overview {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
}

.trace-account-stat,
.trace-account-panel,
.trace-notice {
    border: 1px solid var(--border-soft);
    background: var(--bg-card);
    box-shadow: var(--shadow-card);
}

.trace-account-stat {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    min-width: 0;
    min-height: 96px;
    padding: var(--space-4);
    border-radius: var(--radius-xl);
}

.trace-tabs+.trace-notice {
    margin-top: calc(var(--space-2) * -1);
    margin-bottom: var(--space-4);
}

.trace-account-stat>.material-icons-round {
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    border-radius: var(--radius-lg);
    background: var(--primary-softer);
    color: var(--primary);
    font-size: 25px;
}

.trace-account-stat div {
    min-width: 0;
}

.trace-account-stat strong {
    display: block;
    overflow: hidden;
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: var(--type-title-lg);
    text-overflow: ellipsis;
    white-space: nowrap;
}

.trace-account-stat p {
    margin: var(--space-1) 0 0;
    overflow: hidden;
    color: var(--text-muted);
    text-overflow: ellipsis;
    white-space: nowrap;
}

.trace-notice {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    border-radius: var(--radius-xl);
}

.trace-notice>.material-icons-round {
    color: var(--warning-text);
    font-size: 28px;
}

.trace-notice strong {
    color: var(--primary-dark);
    font-family: var(--font-display);
}

.trace-notice p {
    margin: var(--space-1) 0 0;
    color: var(--text-muted);
    line-height: var(--line-body);
}

.trace-notice-warning {
    border-color: var(--warning-border);
    background: var(--warning-bg);
}

.trace-notice-info {
    border-color: var(--info-border);
    background: var(--info-bg-strong);
}

.trace-notice-info>.material-icons-round {
    color: var(--info-text);
}

.trace-account-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.trace-account-meta>span {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-width: 0;
    min-height: 34px;
    max-width: 100%;
    padding: 0 var(--space-3);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-full);
    background: var(--bg-card-soft);
    color: var(--text-muted);
}

.trace-account-meta .material-icons-round {
    flex: 0 0 auto;
    color: var(--primary);
    font-size: 18px;
}

.trace-account-layout {
    display: grid;
    grid-template-columns: minmax(360px, 0.86fr) minmax(0, 1.14fr);
    gap: var(--space-5);
    align-items: start;
}

.trace-account-panel {
    display: grid;
    gap: var(--space-4);
    min-width: 0;
    padding: var(--space-5);
    border-radius: var(--radius-2xl);
}

.trace-staff-panel {
    max-height: min(780px, calc(100dvh - 140px));
    grid-template-rows: auto auto minmax(0, 1fr) auto;
    overflow: hidden;
}

.trace-parent-panel {
    max-height: min(820px, calc(100dvh - 120px));
    grid-template-rows: auto auto auto minmax(0, 1fr) auto;
    overflow: hidden;
}

.trace-panel-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
}

.trace-panel-header h2 {
    margin: var(--space-3) 0 var(--space-1);
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: var(--type-headline-sm);
    line-height: var(--line-headline-md);
}

.trace-panel-header p {
    margin: 0;
    color: var(--text-muted);
    line-height: var(--line-body);
}

.trace-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
}

.trace-field {
    display: grid;
    gap: var(--space-2);
    min-width: 0;
}

.trace-field-wide {
    grid-column: 1 / -1;
}

.trace-field span {
    color: var(--text-muted);
    font-size: var(--type-label-lg);
    text-transform: uppercase;
}

.trace-field input,
.trace-field select,
.trace-search input,
.trace-mini-select {
    width: 100%;
    min-height: 42px;
    padding: 0 var(--space-3);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    background: var(--surface-white);
    color: var(--text-main);
    font: inherit;
    outline: none;
}

.trace-field input:focus,
.trace-field select:focus,
.trace-search input:focus,
.trace-mini-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--focus-ring-primary);
}

.trace-field input:disabled,
.trace-field select:disabled {
    background: var(--surface-muted);
    color: var(--text-muted);
    cursor: not-allowed;
}

.trace-panel-actions {
    display: flex;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.trace-account-tools {
    display: grid;
    grid-template-columns: minmax(220px, 1fr) minmax(160px, auto) minmax(190px, auto);
    gap: var(--space-3);
    align-items: center;
}

.trace-parent-tools {
    grid-template-columns: minmax(160px, 0.28fr) minmax(180px, 0.32fr) minmax(260px, 1fr);
}

.trace-search {
    position: relative;
    min-width: 0;
}

.trace-search .material-icons-round {
    position: absolute;
    left: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-subtle);
    font-size: 20px;
    pointer-events: none;
}

.trace-search input {
    padding-left: 42px;
}

.trace-account-table-wrap {
    min-height: 0;
    overflow: auto;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-xl);
}

.trace-account-table {
    width: 100%;
    min-width: 780px;
    border-collapse: collapse;
    background: var(--surface-white);
}

.trace-account-table th,
.trace-account-table td {
    padding: var(--space-3);
    border-bottom: 1px solid var(--border-muted);
    text-align: left;
    vertical-align: middle;
}

.trace-account-table th {
    position: sticky;
    top: 0;
    z-index: 1;
    background: var(--bg-card-soft);
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: var(--type-label-lg);
    text-transform: uppercase;
}

.trace-account-table tr:last-child td {
    border-bottom: 0;
}

.trace-account-table td strong,
.trace-account-table td span {
    display: block;
}

.trace-account-table td strong {
    color: var(--text-main);
}

.trace-account-table td span {
    margin-top: var(--space-1);
    color: var(--text-muted);
    font-size: var(--type-label-lg);
}

.trace-table-input {
    width: 100%;
    min-width: 160px;
    padding: 8px 10px;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font: inherit;
    font-size: var(--type-label-lg);
    background: var(--surface-white);
}

.trace-table-input:focus {
    outline: 2px solid color-mix(in srgb, var(--primary) 24%, transparent);
    border-color: color-mix(in srgb, var(--primary) 45%, var(--border-soft));
}

.trace-table-input:disabled {
    color: var(--text-muted);
    background: var(--bg-card-soft);
}

.trace-table-empty {
    display: grid;
    place-items: center;
    gap: var(--space-1);
    min-height: 160px;
    color: var(--text-muted);
    text-align: center;
}

.trace-table-empty .material-icons-round {
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    background: var(--primary-softer);
    color: var(--primary);
    font-size: 26px;
}

.trace-table-empty strong {
    color: var(--primary-dark);
    font-family: var(--font-display);
}

.trace-table-empty p {
    margin: 0;
}

.trace-account-pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-3);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-xl);
    background: var(--bg-card-soft);
}

.trace-account-pagination>span,
.trace-page-size span,
.trace-page-actions strong {
    color: var(--text-muted);
    font-size: var(--type-label-lg);
}

.trace-page-size,
.trace-page-actions {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.trace-page-size select {
    min-height: 34px;
    padding: 0 var(--space-2);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    background: var(--surface-white);
    color: var(--text-main);
    font: inherit;
}

.trace-account-modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 6800;
    display: grid;
    place-items: center;
    padding: var(--space-4);
    background: var(--overlay-scrim);
}

.trace-account-modal {
    width: min(100%, 720px);
    max-height: min(760px, calc(100dvh - 2rem));
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) auto;
    overflow: hidden;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-2xl);
    background: var(--bg-card);
    box-shadow: var(--shadow-modal);
}

.trace-account-modal-header,
.trace-account-modal-footer {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-5);
}

.trace-account-modal-header {
    border-bottom: 1px solid var(--border-soft);
    background: var(--bg-card-soft);
}

.trace-account-modal-header h2 {
    margin: var(--space-3) 0 var(--space-1);
    color: var(--primary-dark);
    font-family: var(--font-display);
    font-size: var(--type-headline-sm);
    line-height: var(--line-headline-md);
}

.trace-account-modal-header p {
    margin: 0;
    color: var(--text-muted);
}

.trace-account-modal-body {
    display: grid;
    gap: var(--space-4);
    min-height: 0;
    overflow: auto;
    padding: var(--space-5);
}

.trace-account-modal-footer {
    align-items: center;
    justify-content: flex-end;
    border-top: 1px solid var(--border-soft);
    background: var(--surface-white);
}

.trace-modal-summary {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-2);
}

.trace-modal-summary>span {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-width: 0;
    min-height: 42px;
    padding: 0 var(--space-3);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    background: var(--bg-card-soft);
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.trace-modal-summary .material-icons-round {
    flex: 0 0 auto;
    color: var(--primary);
    font-size: 19px;
}

.trace-icon-btn {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-full);
    background: var(--bg-card);
    color: var(--text-muted);
    cursor: pointer;
}

.trace-icon-btn:hover {
    color: var(--primary);
    border-color: var(--border-primary);
}

.trace-icon-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

@media (min-width: 1500px) {
    .trace-dish-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (max-width: 1100px) {

    .trace-hero,
    .trace-detail-hero,
    .trace-source-hero {
        grid-template-columns: 1fr;
    }

    .trace-hero {
        flex-direction: column;
    }

    .trace-hero-actions {
        width: 100%;
    }

    .trace-summary-grid,
    .trace-dish-grid,
    .trace-account-overview,
    .trace-account-layout {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .trace-account-layout {
        grid-template-columns: 1fr;
    }

    .trace-account-tools {
        grid-template-columns: 1fr;
    }

    .trace-staff-panel,
    .trace-parent-panel {
        max-height: min(760px, calc(100dvh - 120px));
    }

    .trace-modal-summary {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1024px) {
    .trace-page {
        height: auto;
        min-height: 100%;
        overflow: visible;
        scrollbar-gutter: auto;
    }
}

@media (max-width: 720px) {
    .trace-shell {
        padding: var(--space-4);
    }

    .trace-hero,
    .trace-detail-hero,
    .trace-meal-section {
        border-radius: var(--radius-xl);
    }

    .trace-summary-grid,
    .trace-dish-grid,
    .trace-account-overview,
    .trace-form-grid {
        grid-template-columns: 1fr;
    }

    .trace-meal-header,
    .trace-source-header,
    .trace-dish-footer,
    .trace-ingredient-card,
    .trace-modal-actions,
    .trace-panel-header,
    .trace-panel-actions,
    .trace-account-pagination,
    .trace-account-modal-header,
    .trace-account-modal-footer {
        align-items: stretch;
        flex-direction: column;
    }

    .trace-tabs {
        display: flex;
        width: 100%;
        border-radius: var(--radius-xl);
    }

    .trace-tab-btn {
        flex: 0 0 auto;
        width: auto;
    }

    .trace-account-panel {
        padding: var(--space-4);
        border-radius: var(--radius-xl);
    }

    .trace-staff-panel,
    .trace-parent-panel {
        max-height: min(720px, calc(100dvh - 96px));
    }

    .trace-account-table {
        min-width: 680px;
    }

    .trace-account-pagination {
        display: grid;
    }

    .trace-page-actions {
        justify-content: space-between;
    }

    .trace-account-modal-backdrop {
        padding: var(--space-3);
    }

    .trace-account-modal {
        max-height: calc(100dvh - 1.5rem);
        border-radius: var(--radius-xl);
    }

    .trace-account-modal-header,
    .trace-account-modal-body,
    .trace-account-modal-footer {
        padding: var(--space-4);
    }

    .trace-field-wide {
        grid-column: auto;
    }

    .trace-meal-header {
        display: grid;
    }

    .trace-source-row,
    .trace-source-table-row {
        grid-template-columns: 1fr;
        gap: var(--space-2);
    }

    .trace-ingredient-card {
        grid-template-columns: auto minmax(0, 1fr);
    }

    .trace-ingredient-actions {
        grid-column: 1 / -1;
        justify-content: stretch;
    }

    .trace-ingredient-actions .trace-btn,
    .trace-dish-footer .trace-btn,
    .trace-modal-actions .trace-btn,
    .trace-quick-actions .trace-btn {
        width: 100%;
    }

    .trace-qr-box {
        width: 190px;
        height: 190px;
    }
}

@media print {

    .trace-hero,
    .trace-tabs,
    .trace-account-overview,
    .trace-panel-header,
    .trace-account-tools,
    .trace-notice,
    .trace-account-pagination,
    .trace-toast,
    .trace-btn,
    .trace-icon-btn {
        display: none !important;
    }

    .trace-page,
    .trace-shell,
    .trace-account,
    .trace-account-panel,
    .trace-account-table-wrap {
        display: block !important;
        min-height: 0 !important;
        max-height: none !important;
        overflow: visible !important;
        padding: 0 !important;
        border: 0 !important;
        box-shadow: none !important;
        background: #fff !important;
    }

    .trace-account-table {
        min-width: 0 !important;
        font-size: 12px;
    }

    .trace-account-table th,
    .trace-account-table td {
        padding: 6px 8px;
        border: 1px solid #d1d5db;
    }
}