:root {
    --bg: #f7f4f5;
    --bg-strong: #ffffff;
    --panel: #ffffff;
    --panel-soft: #fbf8f9;
    --text: #2d2528;
    --text-strong: #181417;
    --muted: #7d7075;
    --line: #eadfe3;
    --line-strong: #ddccd3;
    --accent: #d94d7b;
    --accent-dark: #b73462;
    --accent-soft: #fff0f5;
    --danger: #b42318;
    --danger-bg: #fff4f2;
    --success: #147a4b;
    --success-bg: #eefbf4;
    --warning: #9a5b00;
    --warning-bg: #fff8e9;
    --shadow: 0 18px 50px rgba(61, 39, 49, .08);
    --shadow-soft: 0 10px 30px rgba(61, 39, 49, .06);
    --radius-lg: 28px;
    --radius-md: 18px;
    --radius-sm: 12px;
}

html[data-theme="dark"] {
    --bg: #171215;
    --bg-strong: #211a1e;
    --panel: #241d21;
    --panel-soft: #2b2227;
    --text: #f3eaf0;
    --text-strong: #ffffff;
    --muted: #bbaeb5;
    --line: #3c3037;
    --line-strong: #51404a;
    --accent: #ef6093;
    --accent-dark: #ff8bb4;
    --accent-soft: rgba(239, 96, 147, .15);
    --danger: #ff978c;
    --danger-bg: rgba(180, 35, 24, .14);
    --success: #67d89e;
    --success-bg: rgba(20, 122, 75, .18);
    --warning: #ffc46d;
    --warning-bg: rgba(154, 91, 0, .16);
    --shadow: 0 18px 50px rgba(0, 0, 0, .28);
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, .22);
}

@media (prefers-color-scheme: dark) {
    html[data-theme="system"] {
        --bg: #171215;
        --bg-strong: #211a1e;
        --panel: #241d21;
        --panel-soft: #2b2227;
        --text: #f3eaf0;
        --text-strong: #ffffff;
        --muted: #bbaeb5;
        --line: #3c3037;
        --line-strong: #51404a;
        --accent: #ef6093;
        --accent-dark: #ff8bb4;
        --accent-soft: rgba(239, 96, 147, .15);
        --danger: #ff978c;
        --danger-bg: rgba(180, 35, 24, .14);
        --success: #67d89e;
        --success-bg: rgba(20, 122, 75, .18);
        --warning: #ffc46d;
        --warning-bg: rgba(154, 91, 0, .16);
        --shadow: 0 18px 50px rgba(0, 0, 0, .28);
        --shadow-soft: 0 10px 30px rgba(0, 0, 0, .22);
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(217, 77, 123, .15), transparent 34rem),
        linear-gradient(180deg, var(--bg-strong), var(--bg));
    min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button, a, input, select { -webkit-tap-highlight-color: transparent; }

code {
    background: var(--panel-soft);
    border: 1px solid var(--line);
    border-radius: 7px;
    padding: .08rem .35rem;
    font-size: .88em;
}

.app-shell {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    min-height: 100vh;
}

.sidebar {
    background: color-mix(in srgb, var(--panel) 82%, transparent);
    backdrop-filter: blur(18px);
    border-right: 1px solid var(--line);
    padding: 28px 20px;
    position: sticky;
    top: 0;
    height: 100vh;
    z-index: 30;
}

.brand-block {
    display: flex;
    gap: 12px;
    align-items: center;
    padding: 8px 8px 24px;
}

.brand-logo {
    width: 46px;
    height: 46px;
    border-radius: 16px;
    object-fit: contain;
    box-shadow: 0 12px 24px rgba(217, 77, 123, .22);
    background: #fff;
}

.brand-mark {
    width: 46px;
    height: 46px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    color: white;
    background: linear-gradient(135deg, var(--accent), #f09aba);
    box-shadow: 0 12px 24px rgba(217, 77, 123, .25);
    font-weight: 800;
    letter-spacing: -.04em;
}

.brand-block strong { display: block; font-size: 1rem; color: var(--text-strong); }
.brand-block small { display: block; color: var(--muted); margin-top: 2px; }

.side-nav { display: grid; gap: 8px; margin-top: 10px; }
.side-nav a {
    padding: 12px 14px;
    border-radius: 14px;
    color: var(--muted);
    transition: .18s ease;
}
.side-nav a:hover, .side-nav a.active {
    background: var(--accent-soft);
    color: var(--accent-dark);
}
.side-nav a.disabled { opacity: .5; cursor: not-allowed; }

.main-area { min-width: 0; }

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 42px 12px;
    gap: 18px;
}
.compact-topbar {
    min-height: 76px;
}

.topbar-spacer {
    flex: 1 1 auto;
    min-width: 1px;
}

.topbar-title {
    min-width: 0;
}
.topbar-title strong {
    display: block;
    color: var(--text-strong);
    font-size: 1.04rem;
    letter-spacing: -.02em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.eyebrow, .brand-kicker {
    color: var(--accent-dark);
    font-size: .72rem;
    font-weight: 850;
    letter-spacing: .16em;
    text-transform: uppercase;
}

.topbar-actions { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.user-box { display: flex; align-items: center; gap: 12px; }
.user-meta { text-align: right; }
.user-meta strong { display: block; color: var(--text-strong); }
.user-meta small { display: block; color: var(--muted); margin-top: 2px; font-size: .78rem; max-width: 210px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.mobile-menu-btn { display: none; }

.quick-settings {
    position: relative;
}
.quick-settings summary {
    list-style: none;
    cursor: pointer;
    height: 40px;
    min-width: 72px;
    padding: 0 11px;
    border: 1px solid var(--line);
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    background: var(--panel);
    font-size: .78rem;
    font-weight: 850;
    color: var(--text);
}
.quick-settings summary::-webkit-details-marker { display: none; }
.quick-settings[open] summary {
    border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 12%, transparent);
}
.quick-settings-panel {
    position: absolute;
    right: 0;
    top: calc(100% + 10px);
    width: 230px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
    padding: 12px;
    z-index: 80;
}
.quick-settings-form {
    display: grid;
    gap: 8px;
}
.quick-settings-form + .quick-settings-form {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--line);
}
.quick-label {
    font-size: .75rem;
    color: var(--muted);
    font-weight: 800;
}
.segmented-control {
    display: flex;
    gap: 5px;
    padding: 4px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--panel-soft);
}
.segmented-control button {
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--muted);
    padding: 8px 10px;
    min-height: 36px;
    flex: 1;
    font-weight: 850;
    cursor: pointer;
}
.segmented-control button.active {
    color: #fff;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
}

.content-area {
    max-width: 1180px;
    margin: 0 auto;
    padding: 14px 42px 60px;
}
.content-wide { max-width: 1580px; }

.page-hero, .hero-card, .panel, .table-shell, .module-card, .login-card, .setup-card, .summary-card, .issue-list, .measurements-hero-card, .measurements-result-card, .material-card {
    background: color-mix(in srgb, var(--panel) 92%, transparent);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    border-radius: var(--radius-lg);
}

.page-hero {
    padding: 30px;
    margin-bottom: 18px;
    display: flex;
    justify-content: space-between;
    gap: 22px;
    align-items: flex-start;
}
.page-hero h1 {
    margin: 6px 0 10px;
    font-size: clamp(2rem, 4.4vw, 3.35rem);
    line-height: 1;
    color: var(--text-strong);
    letter-spacing: -.075em;
}
.page-hero p {
    margin: 0;
    color: var(--muted);
    max-width: 860px;
    line-height: 1.5;
}
.hero-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.hero-card {
    padding: 34px;
    overflow: hidden;
    position: relative;
}
.hero-card h2 { margin: 8px 0 10px; font-size: clamp(1.8rem, 4vw, 3.1rem); line-height: 1.02; letter-spacing: -.06em; }
.hero-card p { margin: 0; color: var(--muted); max-width: 760px; font-size: 1.05rem; line-height: 1.55; }

.module-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    margin-top: 20px;
}
.module-card {
    padding: 22px;
    min-height: 180px;
    transition: .18s ease;
}
.module-card:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
.module-card h3 { margin: 18px 0 8px; font-size: 1.25rem; color: var(--text-strong); }
.module-card p { margin: 0; color: var(--muted); line-height: 1.5; }
.module-status {
    display: inline-flex;
    padding: 6px 10px;
    background: var(--accent-soft);
    color: var(--accent-dark);
    border-radius: 999px;
    font-size: .78rem;
    font-weight: 750;
}

.panel { padding: 24px; margin-bottom: 18px; }
.compact-panel { padding: 18px; }
.panel-header { display: flex; justify-content: space-between; gap: 20px; align-items: flex-start; }
.panel h2 { margin: 6px 0 8px; font-size: 1.55rem; letter-spacing: -.04em; color: var(--text-strong); }
.panel p { margin: 0; color: var(--muted); max-width: 780px; line-height: 1.5; }
.panel-actions { display: flex; gap: 10px; }

.filters-row {
    display: grid;
    grid-template-columns: minmax(220px, 1fr) 210px 210px auto;
    gap: 12px;
    align-items: end;
}
.materials-filters { margin-top: 0; }

.form-stack { display: grid; gap: 14px; margin-top: 10px; }
.form-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 18px;
}
.form-grid-small { grid-template-columns: repeat(4, minmax(0, 1fr)); }
label span { display: block; font-size: .82rem; color: var(--muted); font-weight: 750; margin-bottom: 7px; }
input, select {
    width: 100%;
    border: 1px solid var(--line);
    background: var(--panel);
    border-radius: 14px;
    padding: 12px 14px;
    outline: none;
    color: var(--text);
    min-height: 46px;
}
input:focus, select:focus {
    border-color: color-mix(in srgb, var(--accent) 65%, var(--line));
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 10%, transparent);
}
.check-row {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 46px;
    padding-top: 24px;
}
.check-row input { width: 20px; min-height: auto; }
.check-row span { margin: 0; }

.btn {
    border: 0;
    border-radius: 14px;
    padding: 12px 16px;
    font-weight: 850;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 46px;
}
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-primary { color: #fff; background: linear-gradient(135deg, var(--accent), var(--accent-dark)); box-shadow: 0 10px 20px rgba(217,77,123,.18); }
.btn-light { color: var(--text); background: var(--panel); border: 1px solid var(--line); }
.btn-full { width: 100%; }
.btn-small { min-height: 38px; padding: 9px 12px; border-radius: 12px; font-size: .88rem; }

.table-shell { padding: 0; overflow: hidden; }
.table-scroll { overflow: auto; max-height: calc(100vh - 360px); }
.data-table {
    border-collapse: separate;
    border-spacing: 0;
    width: 100%;
    min-width: 1420px;
    font-size: .9rem;
}
.materials-table { min-width: 1560px; }
.data-table th,
.data-table td {
    padding: 13px 14px;
    border-bottom: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel) 96%, transparent);
    vertical-align: middle;
    white-space: nowrap;
}
.data-table th {
    position: sticky;
    top: 0;
    z-index: 2;
    background: color-mix(in srgb, var(--accent-soft) 70%, var(--panel));
    color: var(--muted);
    text-align: left;
    font-size: .74rem;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.data-table th a {
    color: inherit;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.data-table th a::after {
    content: "↕";
    opacity: .45;
    font-size: .78rem;
}
.data-table th:first-child,
.data-table td:first-child {
    position: sticky;
    left: 0;
    z-index: 3;
    border-right: 1px solid var(--line);
}
.data-table td:first-child { background: var(--panel); font-weight: 700; }
.data-table th:first-child { z-index: 4; }
.empty-cell { text-align: center; color: var(--muted); padding: 46px !important; }

.small-note { margin-top: 10px !important; font-size: .92rem; }
.number-cell { text-align: right; font-variant-numeric: tabular-nums; }
.properties-cell { max-width: 320px; white-space: normal !important; line-height: 1.35; color: var(--muted); }
.material-inactive { opacity: .62; }
.stock-warning-row td { background: color-mix(in srgb, var(--warning-bg) 72%, var(--panel)); }
.status-pill {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 5px 9px;
    font-size: .74rem;
    font-weight: 850;
    vertical-align: middle;
}
.status-ok { background: var(--success-bg); color: var(--success); }
.status-warning { background: var(--warning-bg); color: var(--warning); }
.status-error { background: var(--danger-bg); color: var(--danger); }
.status-skipped { background: var(--panel-soft); color: var(--muted); }

.drag-cell { width: 54px; text-align: center; }
.drag-handle {
    cursor: grab;
    color: var(--muted);
    font-weight: 900;
    letter-spacing: -.22em;
    font-size: 1.2rem;
}
tr.dragging { opacity: .45; }
.reorder-form { margin: 0; }
.reorder-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    color: var(--muted);
    margin: -2px 0 12px;
    font-size: .9rem;
}

.materials-mobile { display: none; }
.material-card {
    padding: 18px;
    margin-bottom: 14px;
}
.material-card-head {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: flex-start;
}
.material-card h3 {
    margin: 5px 0 0;
    font-size: 1.12rem;
    color: var(--text-strong);
    line-height: 1.25;
}
.mobile-stock-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin: 16px 0;
}
.mobile-stock-grid div {
    background: var(--panel-soft);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 10px;
}
.mobile-stock-grid span {
    display: block;
    color: var(--muted);
    font-size: .72rem;
}
.mobile-stock-grid strong {
    display: block;
    margin-top: 3px;
    color: var(--text-strong);
    font-variant-numeric: tabular-nums;
}
.material-card p { color: var(--muted); margin: 10px 0; line-height: 1.4; }
.mobile-warning { color: var(--warning) !important; font-weight: 850; }
.stock-warning-card { background: color-mix(in srgb, var(--warning-bg) 38%, var(--panel)); }

.material-edit-form { padding-bottom: 70px; }
.sticky-save-bar {
    position: sticky;
    bottom: 16px;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 12px;
    background: color-mix(in srgb, var(--panel) 90%, transparent);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(16px);
    z-index: 20;
}

.settings-list-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}
.inline-admin-form {
    display: grid;
    grid-template-columns: 1fr 120px auto;
    gap: 10px;
    margin: 16px 0;
}
.inline-admin-form select {
    grid-column: 1 / -1;
}
.mini-list {
    display: grid;
    gap: 8px;
    max-height: 320px;
    overflow: auto;
}
.mini-list > div, .mini-list-group {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: flex-start;
    border: 1px solid var(--line);
    background: var(--panel-soft);
    border-radius: 14px;
    padding: 10px 12px;
}
.mini-list span {
    color: var(--muted);
    font-size: .88rem;
    text-align: right;
}

.guest-page, .setup-page {
    display: grid;
    place-items: center;
    min-height: 100vh;
    padding: 24px;
}
.login-card, .setup-card {
    width: min(100%, 460px);
    padding: 34px;
}

.login-logo { width: 58px; height: 58px; border-radius: 18px; object-fit: contain; background: #fff; box-shadow: 0 12px 24px rgba(217,77,123,.22); margin-bottom: 14px; }
.login-card h1, .setup-card h1 { margin: 8px 0 8px; font-size: 2.2rem; letter-spacing: -.06em; color: var(--text-strong); }
.muted { color: var(--muted); line-height: 1.5; }
.login-note {
    margin-top: 18px;
    padding: 14px;
    border-radius: 16px;
    background: var(--panel-soft);
    color: var(--muted);
    font-size: .9rem;
    line-height: 1.45;
}
.alert {
    border-radius: 16px;
    padding: 14px 16px;
    margin: 18px 0;
    border: 1px solid var(--line);
}
.alert-danger { background: var(--danger-bg); color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, var(--line)); }
.alert-success { background: var(--success-bg); color: var(--success); border-color: color-mix(in srgb, var(--success) 35%, var(--line)); }
.alert ul { margin: 8px 0 0; padding-left: 20px; }

/* Measurements module */
.measurements-tool-shell {
    max-width: 1320px;
    margin: 0 auto;
}
.measurements-hero-card,
.measurements-result-card {
    background: color-mix(in srgb, var(--panel) 92%, transparent);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    border-radius: var(--radius-lg);
}
.measurements-hero-card {
    padding: 28px;
    margin-bottom: 22px;
}
.measurements-hero-copy h2 {
    margin: 6px 0 8px;
    font-size: clamp(2rem, 4.6vw, 3.35rem);
    line-height: .98;
    letter-spacing: -.075em;
    color: var(--text-strong);
}
.measurements-hero-copy p {
    margin: 0;
    color: var(--muted);
    max-width: 760px;
    line-height: 1.5;
}
.measurements-check-form {
    display: grid;
    grid-template-columns: minmax(280px, 1fr) auto;
    gap: 12px;
    align-items: end;
    margin-top: 26px;
}
.measurements-check-form input {
    min-height: 54px;
    border-radius: 16px;
}
.measurements-check-form .btn {
    min-height: 54px;
    border-radius: 14px;
    padding-left: 24px;
    padding-right: 24px;
}
.measurements-loaded-alert {
    margin: 12px 0 0;
    border-radius: 14px;
}
.measurements-result-card {
    padding: 28px;
    margin-bottom: 22px;
}
.measurements-result-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 18px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--line);
}
.measurements-result-header h2 {
    margin: 6px 0 0;
    font-size: 1.7rem;
    letter-spacing: -.045em;
    color: var(--text-strong);
}
.measurement-meta-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 20px;
}
.measurement-meta-card {
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 14px 16px;
    background: var(--panel-soft);
}
.measurement-meta-card span {
    display: block;
    color: var(--muted);
    font-size: .78rem;
    margin-bottom: 7px;
}
.measurement-meta-card strong {
    display: block;
    overflow-wrap: anywhere;
}
.measurement-check-strip {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    margin-top: 18px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--panel);
}
.measurement-check-strip strong,
.measurement-check-strip span {
    display: block;
}
.measurement-check-strip span {
    color: var(--muted);
    margin-top: 3px;
}
.measurement-issue-stack {
    display: grid;
    gap: 12px;
    margin-top: 18px;
}
.measurement-issue-card {
    display: grid;
    grid-template-columns: 90px minmax(0, 1fr) minmax(160px, 240px);
    gap: 14px;
    align-items: center;
    padding: 14px;
    border-radius: 16px;
    border: 1px solid var(--line);
}
.measurement-issue-card strong { line-height: 1.35; }
.measurement-issue-card > span:last-child { color: var(--muted); font-size: .88rem; }
.measurement-issue-card.issue-warning { background: var(--warning-bg); border-color: color-mix(in srgb, var(--warning) 30%, var(--line)); }
.measurement-issue-card.issue-error { background: var(--danger-bg); border-color: color-mix(in srgb, var(--danger) 30%, var(--line)); }
.issue-badge {
    justify-self: start;
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 6px 10px;
    font-size: .76rem;
    font-weight: 850;
}
.issue-badge-warning { color: #fff; background: #a86800; }
.issue-badge-error { color: #fff; background: var(--danger); }
.measurement-fields-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(220px, 1fr));
    gap: 14px;
    margin-top: 22px;
}
.measurement-field-card {
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 14px;
    background: var(--panel);
}
.measurement-field-card label {
    display: block;
    font-weight: 850;
    font-size: .88rem;
    margin-bottom: 10px;
}
.measurement-value-box {
    min-height: 52px;
    display: flex;
    align-items: center;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--panel);
    font-variant-numeric: tabular-nums;
}
.measurement-field-card p {
    margin: 10px 0 0;
    color: var(--muted);
    font-size: .86rem;
    line-height: 1.35;
}
.measurement-field-card.field-warning {
    background: var(--warning-bg);
    border-color: color-mix(in srgb, var(--warning) 30%, var(--line));
}
.measurement-field-card.field-warning .measurement-value-box { border-color: color-mix(in srgb, var(--warning) 55%, var(--line)); }
.measurement-field-card.field-error {
    background: var(--danger-bg);
    border-color: color-mix(in srgb, var(--danger) 30%, var(--line));
}
.measurement-field-card.field-error .measurement-value-box { border-color: color-mix(in srgb, var(--danger) 55%, var(--line)); }
.measurement-field-card.field-skipped { opacity: .62; }

@media (max-width: 1180px) {
    .module-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .measurement-fields-grid { grid-template-columns: repeat(2, minmax(220px, 1fr)); }
    .measurement-issue-card { grid-template-columns: 90px minmax(0, 1fr); }
    .measurement-issue-card > span:last-child { grid-column: 2; }
    .form-grid, .settings-list-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .form-grid-small { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 980px) {
    .app-shell { grid-template-columns: 1fr; }
    .sidebar {
        position: sticky;
        top: 0;
        height: auto;
        border-right: 0;
        border-bottom: 1px solid var(--line);
        padding: 14px 16px;
    }
    .brand-block { padding: 0; }
    .brand-logo { width: 40px; height: 40px; border-radius: 14px; }
    .side-nav {
        display: none;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        margin-top: 14px;
    }
    body.nav-open .side-nav { display: grid; }
    .mobile-menu-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border: 1px solid var(--line);
        border-radius: 14px;
        background: var(--panel);
        color: var(--text);
        font-weight: 900;
    }
    .topbar { padding: 14px 16px 8px; }
    .topbar-title { display: none; }
    .topbar-actions { width: 100%; justify-content: flex-end; }
    .user-meta { display: none; }
    .content-area { padding: 12px 16px 42px; }
    .module-grid { grid-template-columns: 1fr; }
    .page-hero { padding: 22px; flex-direction: column; }
    .page-hero h1 { font-size: clamp(2rem, 10vw, 3rem); }
    .hero-actions { width: 100%; justify-content: stretch; }
    .hero-actions .btn { flex: 1; }
    .filters-row { grid-template-columns: 1fr; }
    .panel-header { flex-direction: column; }
    .quick-settings-panel { right: -88px; }
    .materials-desktop { display: none; }
    .materials-mobile { display: block; }
    .reorder-toolbar { display: none; }
    .settings-list-grid, .form-grid, .form-grid-small { grid-template-columns: 1fr; }
    .inline-admin-form { grid-template-columns: 1fr; }
    .sticky-save-bar { left: 16px; right: 16px; justify-content: stretch; }
    .sticky-save-bar .btn { flex: 1; }
}

@media (max-width: 720px) {
    .measurements-check-form,
    .measurement-meta-grid,
    .measurement-fields-grid { grid-template-columns: 1fr; }
    .measurements-result-header,
    .measurement-check-strip { flex-direction: column; align-items: stretch; }
    .measurement-issue-card { grid-template-columns: 1fr; }
    .measurement-issue-card > span:last-child { grid-column: auto; }
    .mobile-stock-grid { grid-template-columns: repeat(2, 1fr); }
    .topbar-actions { gap: 8px; }
    .quick-settings summary { min-width: 66px; }
    .btn-small { padding-left: 10px; padding-right: 10px; }
}


/* v6 measurements module: integrated copy of the proven staff measurements client style */
.topbar-no-title {
    justify-content: flex-end;
    padding-bottom: 8px;
}
.topbar-spacer { min-height: 1px; }

.measurements-client {
    --m-bg: var(--bg);
    --m-card: var(--panel);
    --m-text: var(--text);
    --m-muted: var(--muted);
    --m-line: var(--line);
    --m-brand: var(--accent);
    --m-brand-dark: var(--accent-dark);
    --m-error: var(--danger);
    --m-error-bg: var(--danger-bg);
    --m-warning: var(--warning);
    --m-warning-bg: var(--warning-bg);
    --m-success: var(--success);
    --m-success-bg: var(--success-bg);
    --m-radius: 18px;
    --m-shadow: 0 18px 45px rgba(20, 20, 20, 0.08);
    width: min(1180px, 100%);
    margin: 0 auto 60px;
    color: var(--m-text);
}
.measurements-client-header {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    align-items: flex-start;
    margin-bottom: 24px;
}
.measurements-client .eyebrow {
    margin: 0 0 6px;
    color: var(--m-brand-dark);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 11px;
    font-weight: 800;
}
.measurements-client h1,
.measurements-client h2 {
    margin: 0;
    line-height: 1.15;
}
.measurements-client h1 {
    font-size: clamp(28px, 4vw, 46px);
    letter-spacing: -0.04em;
}
.measurements-client h2 {
    font-size: 24px;
    letter-spacing: -0.03em;
}
.measurements-client .header-note {
    color: var(--m-muted);
    margin: 8px 0 0;
}
.measurements-client .card,
.measurements-client .notice {
    background: var(--m-card);
    border: 1px solid var(--m-line);
    border-radius: var(--m-radius);
    box-shadow: var(--m-shadow);
    padding: 24px;
    margin-bottom: 18px;
}
.measurements-client .notice {
    box-shadow: none;
    padding: 12px 14px;
}
.measurements-client .notice--success {
    background: var(--m-success-bg);
    color: var(--m-success);
    border-color: #ccebd8;
}
.measurements-client .notice--error {
    background: var(--m-error-bg);
    color: var(--m-error);
    border-color: #ffcdc7;
}
.measurements-client .lookup-form {
    display: grid;
    gap: 10px;
}
.measurements-client label,
.measurements-client .field-label {
    display: block;
    color: var(--text);
    font-weight: 700;
    font-size: 13px;
    margin-bottom: 6px;
}
.measurements-client input,
.measurements-client select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 12px 14px;
    background: var(--panel);
    color: var(--m-text);
    outline: none;
}
.measurements-client input:focus,
.measurements-client select:focus {
    border-color: var(--m-brand);
    box-shadow: 0 0 0 3px rgba(232, 90, 134, 0.14);
}
.measurements-client input[readonly] { background: #fcfcfc; }
.measurements-client button[type="submit"] {
    border: 0;
    background: var(--m-brand);
    color: white;
    border-radius: 12px;
    padding: 12px 18px;
    font-weight: 800;
    cursor: pointer;
}
.measurements-client button[type="submit"]:hover { background: var(--m-brand-dark); }
.measurements-client .lookup-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 10px;
}
.measurements-client .lookup-status {
    border-radius: 12px;
    padding: 10px 12px;
    font-size: 13px;
    background: var(--panel-soft);
    color: var(--m-muted);
}
.measurements-client .lookup-status--loading { background: var(--panel-soft); color: var(--m-text); }
.measurements-client .lookup-status--success { background: var(--m-success-bg); color: var(--m-success); }
.measurements-client .lookup-status--error { background: var(--m-error-bg); color: var(--m-error); }
.measurements-client .result-header {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: flex-start;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--m-line);
}
.measurements-client .secondary-button {
    border: 1px solid var(--m-line);
    color: var(--m-text);
    background: var(--m-card);
    border-radius: 999px;
    padding: 10px 14px;
    text-decoration: none;
    cursor: pointer;
    font-weight: 700;
}
.measurements-client .details-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 18px 0;
}
.measurements-client .details-grid div {
    background: var(--panel-soft);
    border: 1px solid var(--m-line);
    border-radius: 14px;
    padding: 12px;
    min-width: 0;
}
.measurements-client .details-grid span {
    display: block;
    color: var(--m-muted);
    font-size: 12px;
    margin-bottom: 4px;
}
.measurements-client .details-grid strong {
    display: block;
    overflow-wrap: anywhere;
}
.measurements-client .measurements-form { margin-top: 18px; display: block; }
.measurements-client .measurements-fields-column {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 18px;
}
.measurements-client .field-group {
    border: 1px solid var(--m-line);
    border-radius: 14px;
    padding: 12px;
    background: var(--panel);
    transition: border-color 0.15s ease, background 0.15s ease;
}
.measurements-client .field-note {
    min-height: 18px;
    margin-top: 6px;
    font-size: 12px;
    color: var(--m-muted);
}
.measurements-client .field--validation-error {
    border-color: rgba(180, 35, 24, 0.45);
    background: var(--m-error-bg);
}
.measurements-client .field--validation-error input { border-color: rgba(180, 35, 24, 0.6); }
.measurements-client .field--validation-error .field-note { color: var(--m-error); }
.measurements-client .field--validation-warning {
    border-color: rgba(154, 91, 0, 0.45);
    background: var(--m-warning-bg);
}
.measurements-client .field--validation-warning input { border-color: rgba(154, 91, 0, 0.45); }
.measurements-client .field--validation-warning .field-note { color: var(--m-warning); }
.measurements-client .validation-summary { margin: 18px 0; display: block; }
.measurements-client .validation-summary__clean {
    background: var(--m-success-bg);
    color: var(--m-success);
    border-radius: 14px;
    padding: 12px 14px;
    font-weight: 700;
}
.measurements-client .validation-summary__header {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    background: var(--panel-soft);
    border: 1px solid var(--m-line);
    border-radius: 14px;
    padding: 14px;
}
.measurements-client .validation-summary__header span {
    display: block;
    color: var(--m-muted);
    font-size: 13px;
}
.measurements-client .validation-summary__go-to-first,
.measurements-client .validation-summary__scroll {
    border: 1px solid var(--m-line);
    background: var(--panel);
    color: var(--m-text);
    border-radius: 999px;
    padding: 8px 12px;
    cursor: pointer;
    white-space: nowrap;
}
.measurements-client .validation-summary__list {
    display: grid;
    gap: 10px;
    padding: 0;
    margin: 12px 0 0;
    list-style: none;
}
.measurements-client .validation-summary__item {
    display: grid;
    grid-template-columns: auto minmax(130px, 0.6fr) minmax(240px, 1.5fr) minmax(160px, 0.8fr) auto;
    gap: 10px;
    align-items: center;
    border-radius: 14px;
    padding: 12px;
    border: 1px solid var(--m-line);
}
.measurements-client .validation-summary__item--error {
    background: var(--m-error-bg);
    border-color: rgba(180, 35, 24, 0.25);
}
.measurements-client .validation-summary__item--warning {
    background: var(--m-warning-bg);
    border-color: rgba(154, 91, 0, 0.25);
}
.measurements-client .validation-summary__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 5px 9px;
    color: white;
    font-size: 12px;
    font-weight: 800;
}
.measurements-client .validation-summary__badge--error { background: var(--m-error); }
.measurements-client .validation-summary__badge--warning { background: var(--m-warning); }
.measurements-client .validation-summary__group-title,
.measurements-client .validation-summary__fields {
    color: var(--m-muted);
    font-size: 13px;
}
.measurements-client .validation-summary__message { font-weight: 700; }
.measurements-client .hidden { display: none !important; }

@media (max-width: 900px) {
    .measurements-client .measurements-client-header,
    .measurements-client .result-header { display: block; }
    .measurements-client .details-grid,
    .measurements-client .measurements-fields-column { grid-template-columns: 1fr; }
    .measurements-client .lookup-row { grid-template-columns: 1fr; }
    .measurements-client .validation-summary__item { grid-template-columns: 1fr; }
}