/* ============================================================================
   GearBuddy — Labs (Blood Work Calibration) — project-034
   All colors & spacings resolve from tokens in shell.css :root. No inline hex.
   ============================================================================ */

/* ---------- Stacking-ladder fixes (scoped promotions) ---------- */
#panel-levels .chart-header {
    position: relative;
}
#sim-chart-card {
    position: relative;
}

/* ---------- Labs panel root ---------- */
.labs-panel-root {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* ---------- State A: Compound-gate ---------- */
.labs-compound-gate {
    text-align: center;
    padding: 32px 20px;
}
.labs-compound-gate-headline {
    font-family: 'Inter', sans-serif;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 8px;
}
.labs-compound-gate-copy {
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--text-muted);
    margin: 0 auto 16px;
    max-width: 360px;
}
.labs-compound-gate-peptide-note {
    font-size: 0.8125rem;
    color: var(--text-muted);
    font-style: italic;
    margin-top: 12px;
}
.labs-compound-gate-cta {
    margin-top: 8px;
}

/* ---------- State D: banner ---------- */
.labs-banner {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    background: var(--success-dim);
    border: 1px solid rgba(34, 197, 94, 0.22);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.875rem;
    line-height: 1.45;
}
.labs-banner-body {
    flex: 1;
}
.labs-banner-title {
    font-weight: 600;
    margin-bottom: 2px;
}
.labs-banner-dismiss {
    background: transparent;
    border: 0;
    color: var(--text-muted);
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 6px;
}
.labs-banner-dismiss:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* ---------- State B: zero-state ---------- */
.labs-zero-state {
    text-align: center;
    padding: 32px 20px;
}
.labs-zero-headline {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 8px;
}
.labs-zero-copy {
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--text-muted);
    margin: 0 auto 20px;
    max-width: 320px;
}

/* ---------- State C: list + sparkline ---------- */
.labs-list-view {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.labs-list-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding-bottom: 4px;
}
.labs-list-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
}
.labs-add-draw-small {
    font-size: 0.875rem;
    padding: 6px 12px;
}

.labs-sparkline-card {
    padding: 12px;
}
.labs-marker-toggle {
    display: inline-flex;
    gap: 6px;
    padding: 4px;
    background: var(--subpanel-surface, rgba(255, 255, 255, 0.03));
    border-radius: 24px;
    margin-bottom: 8px;
}
.labs-marker-toggle-btn {
    background: transparent;
    color: var(--text-muted);
    border: 0;
    border-radius: 20px;
    padding: 6px 12px;
    font-size: 0.8125rem;
    cursor: pointer;
    transition: background 120ms, color 120ms;
}
.labs-marker-toggle-btn.is-active {
    background: var(--primary-dim, rgba(139, 92, 246, 0.14));
    color: var(--text-primary);
}
.labs-sparkline {
    width: 100%;
    height: 120px;
    position: relative;
}
.labs-sparkline-epoch-break {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--modal-border-strong, rgba(255, 255, 255, 0.16));
    opacity: 0.4;
    pointer-events: none;
}

.labs-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.labs-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: var(--subpanel-surface, rgba(255, 255, 255, 0.03));
    border-radius: 10px;
    border: 1px solid var(--modal-border, rgba(255, 255, 255, 0.06));
    cursor: pointer;
    transition: background 120ms, border-color 120ms, transform 120ms;
}
.labs-row:hover {
    background: rgba(255, 255, 255, 0.05);
}
.labs-row.is-new {
    animation: labs-row-highlight 800ms ease-out;
}
@keyframes labs-row-highlight {
    0% { background: var(--success-dim); }
    100% { background: var(--subpanel-surface, rgba(255, 255, 255, 0.03)); }
}
.labs-row-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}
.labs-row[data-chip-color="green"] .labs-row-dot { background: var(--success, #22c55e); }
.labs-row[data-chip-color="amber"] .labs-row-dot { background: var(--warning, #f59e0b); }
.labs-row[data-chip-color="neutral"] .labs-row-dot { background: var(--text-muted, #94a3b8); }
.labs-row-body {
    flex: 1;
    min-width: 0;
}
.labs-row-title {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.labs-row-sub {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ---------- Entry sheet + modal-on-modal scaffold ---------- */
body.is-labs-sheet-open, html.is-labs-sheet-open {
    overflow: hidden;
}

#labs-sheet-root {
    /* pass-through root; children self-position */
}

.labs-sheet-backdrop,
.labs-entry-detail-backdrop,
.labs-audit-backdrop {
    position: fixed;
    inset: 0;
    background: var(--modal-backdrop, rgba(4, 6, 10, 0.78));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 1000;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    animation: labs-backdrop-in 200ms ease-out;
}
@keyframes labs-backdrop-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.labs-sheet,
.labs-entry-detail-sheet,
.labs-audit-sheet {
    position: relative;
    width: 100%;
    max-width: 560px;
    background: var(--surface-elevated, #111827);
    color: var(--text-primary);
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
    box-shadow: 0 -20px 60px rgba(0, 0, 0, 0.45);
    z-index: 1001;
    max-height: 92vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: labs-sheet-in 240ms cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes labs-sheet-in {
    from { transform: translateY(100%); }
    to   { transform: translateY(0); }
}
@media (min-width: 431px) {
    .labs-sheet-backdrop,
    .labs-entry-detail-backdrop,
    .labs-audit-backdrop {
        align-items: center;
    }
    .labs-sheet,
    .labs-entry-detail-sheet,
    .labs-audit-sheet {
        border-radius: 16px;
        max-height: 85vh;
        max-width: 520px;
        animation-duration: 180ms;
    }
    @keyframes labs-sheet-in {
        from { transform: translateY(12px); opacity: 0; }
        to   { transform: translateY(0); opacity: 1; }
    }
}

.labs-sheet-grab {
    width: 36px;
    height: 4px;
    border-radius: 2px;
    background: var(--text-muted, #94a3b8);
    opacity: 0.4;
    margin: 10px auto 4px;
    cursor: grab;
}
@media (min-width: 431px) {
    .labs-sheet-grab { display: none; }
}

.labs-sheet-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px 8px;
}
.labs-sheet-title {
    font-size: 1.0625rem;
    font-weight: 600;
    margin: 0;
}
.labs-sheet-close,
.labs-info-sheet-close {
    background: transparent;
    border: 0;
    color: var(--text-muted);
    padding: 6px;
    cursor: pointer;
    border-radius: 8px;
}
.labs-sheet-close:hover, .labs-info-sheet-close:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
}

.labs-sheet-body {
    padding: 12px 20px 0;
    overflow-y: auto;
    flex: 1;
}
.labs-sheet-section {
    background: var(--subpanel-surface, rgba(255, 255, 255, 0.03));
    border-radius: 12px;
    padding: 14px;
    margin-bottom: 12px;
    border: 1px solid var(--modal-border, rgba(255, 255, 255, 0.06));
}
.labs-sheet-section-title {
    font-size: 0.9375rem;
    font-weight: 600;
    margin: 0 0 8px;
    color: var(--text-primary);
}

.labs-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 12px;
}
.labs-field label,
.labs-field-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-muted);
}
.labs-field input[type="text"],
.labs-field input[type="number"],
.labs-field input[type="datetime-local"],
.labs-field select {
    background: var(--input-bg, rgba(255, 255, 255, 0.03));
    color: var(--text-primary);
    border: 1px solid var(--input-border, rgba(255, 255, 255, 0.10));
    border-radius: 8px;
    padding: 10px 12px;
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    min-height: 40px;
}
.labs-field input:focus,
.labs-field select:focus {
    outline: 2px solid var(--primary, #8b5cf6);
    outline-offset: 1px;
}
.labs-field-helper {
    font-size: 0.75rem;
    color: var(--text-muted);
}
.labs-field-error {
    font-size: 0.75rem;
    color: var(--danger, #ef4444);
}

.labs-time-unknown-link {
    background: transparent;
    border: 0;
    color: var(--primary, #8b5cf6);
    font-size: 0.8125rem;
    cursor: pointer;
    padding: 4px 0;
    text-decoration: underline;
}
.labs-time-unknown-body {
    background: var(--warning-dim, rgba(245, 158, 11, 0.08));
    border: 1px solid var(--pro-accent-border, rgba(245, 158, 11, 0.25));
    border-radius: 8px;
    padding: 10px 12px;
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: 8px;
}

.labs-radio-group {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.labs-radio {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-size: 0.875rem;
}

.labs-tier2 {
    margin-top: 8px;
}
.labs-tier2 summary {
    cursor: pointer;
    font-size: 0.8125rem;
    color: var(--primary, #8b5cf6);
    padding: 8px 0;
    list-style: none;
}
.labs-tier2 summary::-webkit-details-marker { display: none; }
.labs-tier2[open] summary {
    margin-bottom: 8px;
}

.labs-sheet-caption {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin: 6px 0 0;
}
.labs-sheet-section .labs-sheet-caption {
    margin-bottom: 4px;
}

.labs-calibration-exclude {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin: 16px 0 16px;
}
.labs-calibration-exclude input[type="checkbox"] {
    margin-top: 2px;
    flex-shrink: 0;
    cursor: pointer;
}
.labs-calibration-exclude-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.labs-calibration-exclude-label {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.4;
    cursor: pointer;
}
.labs-calibration-exclude-helper {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--text-muted);
    line-height: 1.5;
    margin: 0;
}

.labs-sheet-footer {
    padding: 12px 20px calc(12px + env(safe-area-inset-bottom));
    border-top: 1px solid var(--modal-border, rgba(255, 255, 255, 0.06));
    background: var(--surface-elevated, #111827);
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}
.labs-sheet-footer .btn {
    min-width: 120px;
}
.labs-sheet-footer .btn[aria-busy="true"] {
    opacity: 0.8;
    pointer-events: none;
}

/* ---------- Results card (post-save HERO — design-packet §4.4 + §14.2 + §15.4 + §22)
   The results card is the compositional peak of this feature. Largest type,
   strongest surface, densest composition. Every other surface defers to it.
   ---------- */

.labs-summary-strip {
    background: var(--subpanel-surface, rgba(255, 255, 255, 0.03));
    border: 1px solid var(--modal-border, rgba(255, 255, 255, 0.06));
    border-radius: 12px;
    padding: 12px 16px;
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-bottom: 16px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    animation: labs-summary-in 120ms ease-out;
}
@keyframes labs-summary-in {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}

.labs-results-card {
    background:
        linear-gradient(160deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.00) 60%),
        var(--surface-elevated, #111827);
    border: 1px solid var(--modal-border, rgba(255, 255, 255, 0.10));
    border-radius: 16px;
    padding: 24px;
    box-shadow:
        0 8px 28px rgba(0, 0, 0, 0.32),
        inset 0 1px 0 rgba(255, 255, 255, 0.04);
    animation: labs-results-in 200ms ease-out 80ms backwards;
}
@keyframes labs-results-in {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* [PREDICTED | OBSERVED] 2-column hero grid — §14.2 */
.labs-results-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 24px;
    margin-bottom: 20px;
}
.labs-results-col {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.labs-results-rubric {
    /* §12 — "Results card — Predicted / Observed rubric" */
    font-size: 0.6875rem;  /* 11px */
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    line-height: 1;
    text-transform: uppercase;
    margin-bottom: 4px;
}
.labs-results-value {
    /* §12 — "Results card — predicted / observed value"
       36px / 700 / -0.02em tracking / 1.05 line-height */
    font-size: 2.25rem;  /* 36px */
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: 1.05;
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum";
    /* value → unit gap is 2px — achieved via margin on the unit */
}
.labs-results-unit {
    /* §12 — "Results card — value unit" */
    font-size: 0.8125rem;  /* 13px */
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 0.02em;
    line-height: 1.2;
    margin-top: 2px;
}

/* Chips row: delta + confidence */
.labs-results-chips {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}
.labs-results-delta-chip,
.labs-results-status-chip {
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    gap: 6px;
    padding: 8px 14px;
    border-radius: 24px;
    font-size: 0.8125rem;
    font-weight: 500;
    align-self: flex-start;
}
.labs-results-delta-chip[data-color="green"],
.labs-results-status-chip[data-color="green"] {
    background: var(--success-dim, rgba(34, 197, 94, 0.12));
    color: var(--success, #22c55e);
    border: 1px solid rgba(34, 197, 94, 0.22);
}
.labs-results-delta-chip[data-color="amber"],
.labs-results-status-chip[data-color="amber"] {
    background: var(--warning-dim, rgba(245, 158, 11, 0.12));
    color: var(--warning, #f59e0b);
    border: 1px solid var(--pro-accent-border, rgba(245, 158, 11, 0.25));
}
.labs-results-delta-chip[data-color="neutral"],
.labs-results-status-chip[data-color="neutral"] {
    background: var(--subpanel-surface, rgba(255, 255, 255, 0.04));
    color: var(--text-muted);
    border: 1px solid var(--modal-border, rgba(255, 255, 255, 0.1));
}

/* Backwards-compatibility: legacy `.labs-results-chip` selector still used
   by some state strings — map onto the status-chip look. */
.labs-results-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: 24px;
    font-size: 0.8125rem;
    font-weight: 500;
}
.labs-results-chip[data-color="green"] {
    background: var(--success-dim, rgba(34, 197, 94, 0.12));
    color: var(--success, #22c55e);
    border: 1px solid rgba(34, 197, 94, 0.22);
}
.labs-results-chip[data-color="amber"] {
    background: var(--warning-dim, rgba(245, 158, 11, 0.12));
    color: var(--warning, #f59e0b);
    border: 1px solid var(--pro-accent-border, rgba(245, 158, 11, 0.25));
}
.labs-results-chip[data-color="neutral"] {
    background: var(--subpanel-surface, rgba(255, 255, 255, 0.04));
    color: var(--text-muted);
    border: 1px solid var(--modal-border, rgba(255, 255, 255, 0.1));
}

/* Headline (replaces chip text when no calibration occurred — e.g. Paused,
   Reference only, Time unknown). §5.8 first-line of each state copy block. */
.labs-results-headline {
    font-size: 1rem;  /* 16px */
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
    letter-spacing: -0.01em;
    margin: 0 0 8px;
}

/* Body sentence — §12 "Results card — body sentence"
   15px / 400 / 1.5 line-height / text color */
.labs-results-body-sentence {
    font-size: 0.9375rem;  /* 15px */
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.5;
    letter-spacing: 0;
    margin: 0;
}

/* Calibration-updated confirmation line — rendered below the body sentence
   when a draw actually calibrated. Success-green at 85% opacity, small
   inline check glyph. Suppressed in all the §5.8 non-calibrating branches. */
.labs-results-calibration-note {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 12px 0 0;
    font-size: 0.875rem;  /* 14px */
    font-weight: 500;
    line-height: 1.4;
    color: var(--success, #22C55E);
    opacity: 0.85;
}
.labs-results-calibration-note svg {
    flex-shrink: 0;
    stroke: currentColor;
}
.labs-results-calibration-note span {
    flex: 1 1 auto;
}

/* Legacy support for row-layout (used by edit-draw replay path) */
.labs-results-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 0.9375rem;
    border-bottom: 1px dashed var(--modal-border, rgba(255, 255, 255, 0.06));
}
.labs-results-row:last-child { border-bottom: 0; }
.labs-results-row-label { color: var(--text-muted); }
.labs-results-row-value { color: var(--text-primary); font-weight: 500; }

.labs-results-epoch-banner {
    background: var(--warning-dim, rgba(245, 158, 11, 0.10));
    border: 1px solid var(--pro-accent-border, rgba(245, 158, 11, 0.25));
    border-radius: 8px;
    padding: 10px 12px;
    font-size: 0.8125rem;
    color: var(--text-primary);
    margin-top: 10px;
}

/* Done button in results footer — §14.2 full-width / 48px */
.labs-sheet-footer .btn.btn-block {
    width: 100%;
    min-width: 0;
    height: 48px;
}

/* ---------- Entry sheet refinements (§5.1 subtitle + §5.3 suffix fields) ---------- */
.labs-sheet-subtitle {
    padding: 0 20px 8px;
    font-size: 0.8125rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin: 0;
    font-style: italic;
}

/* Number input with trailing unit suffix (ng/dL, pg/mL, nmol/L, g/dL) */
.labs-field-with-suffix {
    position: relative;
    display: flex;
    align-items: center;
}
.labs-field-with-suffix input {
    flex: 1;
    padding-right: 56px;  /* reserve space for the suffix glyph */
}
.labs-field-suffix {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8125rem;
    color: var(--text-muted);
    pointer-events: none;
    font-variant-numeric: tabular-nums;
}

/* "optional" / "override" field label affix */
.field-optional {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--text-muted);
    margin-left: 6px;
    font-style: italic;
}

/* Inline body copy inside a section (e.g. "Not sure which panel" reveal) */
.labs-sheet-inline-body {
    font-size: 0.8125rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin: 0 0 10px;
}

/* Biotin fieldset + method-override fieldsets — shared compact style */
.labs-biotin-fieldset,
.labs-method-override {
    border: 0;
    padding: 0;
    margin: 0 0 12px;
}
.labs-biotin-fieldset legend,
.labs-method-override legend {
    padding: 0 0 8px;
}

/* ---------- Tier 2 disclosure (§4.3 + §5.4 + §6 motion) ---------- */
.labs-tier2 {
    background: var(--subpanel-surface, rgba(255, 255, 255, 0.03));
    border: 1px solid var(--modal-border, rgba(255, 255, 255, 0.06));
    border-radius: 12px;
    padding: 0;
    margin-bottom: 12px;
    overflow: hidden;
}
.labs-tier2-summary {
    cursor: pointer;
    list-style: none;
    padding: 16px;
    min-height: 56px; /* §14.1 — collapsed row min tap target */
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
    grid-template-areas:
        "title chevron"
        "subtitle chevron";
    align-items: center;
    column-gap: 12px;
    row-gap: 2px;
}
.labs-tier2-summary::-webkit-details-marker { display: none; }
.labs-tier2-summary::marker { display: none; }
.labs-tier2-summary-title {
    grid-area: title;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
}
.labs-tier2-summary-subtitle {
    grid-area: subtitle;
    font-size: 0.8125rem;
    color: var(--text-muted);
    font-style: italic;
}
.labs-tier2-chevron {
    grid-area: chevron;
    color: var(--text-muted);
    transition: transform 200ms ease-out;
}
.labs-tier2[open] .labs-tier2-chevron {
    transform: rotate(180deg);
}

/* §6 — 200ms ease-out expand / 160ms ease-in collapse.
   Implemented via animated max-height + opacity on the body. */
.labs-tier2-body {
    padding: 0 16px 16px;
    overflow: hidden;
}
.labs-tier2[open] .labs-tier2-body {
    animation: labs-tier2-expand 200ms ease-out;
}
.labs-tier2:not([open]) .labs-tier2-body {
    animation: labs-tier2-collapse 160ms ease-in;
}
@keyframes labs-tier2-expand {
    from { opacity: 0; max-height: 0; }
    to   { opacity: 1; max-height: 600px; }
}
@keyframes labs-tier2-collapse {
    from { opacity: 1; max-height: 600px; }
    to   { opacity: 0; max-height: 0; }
}
.labs-tier2-explainer {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin: 0 0 14px;
}

.labs-info-trigger {
    background: transparent;
    border: 0;
    color: var(--primary, #8b5cf6);
    font-size: 0.8125rem;
    padding: 4px 0;
    cursor: pointer;
    margin-top: 10px;
    text-decoration: underline;
}

/* ---------- Mistype modal (backdrop stacks above entry-sheet) ---------- */
.labs-mistype-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(4, 6, 10, 0.88);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 1010;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: labs-backdrop-in 160ms ease-out;
}
.labs-mistype-modal {
    background: var(--surface-elevated, #111827);
    border-radius: 16px;
    border: 1px solid var(--modal-border, rgba(255, 255, 255, 0.08));
    max-width: 400px;
    width: calc(100% - 40px);
    padding: 20px;
    z-index: 1011;
}
.labs-mistype-title {
    font-size: 1.0625rem;
    font-weight: 600;
    margin: 0 0 12px;
}
.labs-mistype-body {
    font-size: 0.9375rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin: 0 0 12px;
}
.labs-mistype-body:last-of-type {
    margin-bottom: 16px;
}
.labs-mistype-body strong {
    color: var(--text-primary);
    font-weight: 600;
}
.labs-mistype-unit-slip-btn {
    appearance: none;
    -webkit-appearance: none;
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    display: inline;
    vertical-align: baseline;
    font: inherit;
    color: var(--text-primary);
    font-weight: 600;
    text-decoration: underline dotted;
    text-underline-offset: 3px;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    border-radius: 2px;
}
.labs-mistype-unit-slip-btn:hover,
.labs-mistype-unit-slip-btn:active {
    text-decoration-style: solid;
}
.labs-mistype-unit-slip-btn:focus { outline: none; }
.labs-mistype-unit-slip-btn:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 2px;
}
.labs-mistype-actions {
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
    gap: 8px;
    margin-top: 4px;
}
.labs-mistype-actions .btn {
    min-width: 0;
}
@media (max-width: 359px) {
    .labs-mistype-actions {
        flex-direction: column-reverse; /* primary on top when stacked */
        align-items: stretch;
    }
}

/* ---------- Info sheet (confidence explainer) ---------- */
.labs-info-sheet-backdrop {
    position: fixed;
    inset: 0;
    background: var(--modal-backdrop, rgba(4, 6, 10, 0.78));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 1020;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    animation: labs-backdrop-in 200ms ease-out;
}
@media (min-width: 431px) {
    .labs-info-sheet-backdrop { align-items: center; }
}
.labs-info-sheet {
    background: var(--surface-elevated, #111827);
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
    width: 100%;
    max-width: 460px;
    max-height: 60vh;
    display: flex;
    flex-direction: column;
    z-index: 1021;
    animation: labs-sheet-in 220ms cubic-bezier(0.16, 1, 0.3, 1);
}
@media (min-width: 431px) {
    .labs-info-sheet {
        border-radius: 16px;
        max-width: 420px;
    }
}
.labs-info-sheet-body {
    padding: 0 20px 20px;
    overflow-y: auto;
    color: var(--text-primary);
    line-height: 1.55;
    font-size: 0.9375rem;
}
.labs-info-sheet-body p { margin: 0 0 12px; }

/* ---------- Calibration pill ---------- */
.calib-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    height: 24px;
    background: var(--success-dim, rgba(34, 197, 94, 0.12));
    color: var(--success, #22c55e);
    border: 1px solid rgba(34, 197, 94, 0.22);
    border-radius: 12px;
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
}
/* Simulator chart card has no .chart-header wrapper — the pill mounts
   directly on #sim-chart-card. Keep absolute positioning ONLY in that
   scope so the existing simulator layout doesn't reflow. */
#sim-chart-card > .calib-pill {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 4;
}
.calib-pill:hover {
    background: rgba(34, 197, 94, 0.18);
}

/* ---------- Entry detail sheet ---------- */
.labs-entry-detail-sheet .labs-sheet-body {
    padding-bottom: 20px;
}
.labs-detail-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--modal-border, rgba(255, 255, 255, 0.06));
    font-size: 0.9375rem;
}
.labs-detail-row:last-child { border-bottom: 0; }
.labs-detail-row-label { color: var(--text-muted); }
.labs-detail-row-value { color: var(--text-primary); font-weight: 500; }
.labs-detail-method-badge {
    font-size: 0.6875rem;
    color: var(--text-muted);
    margin-left: 6px;
    padding: 1px 6px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.04);
}

.labs-delete-confirm-bar {
    display: flex;
    gap: 8px;
    padding: 12px 16px;
    background: var(--danger-dim, rgba(239, 68, 68, 0.12));
    border-top: 1px solid rgba(239, 68, 68, 0.22);
    align-items: center;
}
.labs-delete-confirm-bar .btn {
    flex: 1;
}

/* ---------- Audit sheet rows ---------- */
.labs-audit-body {
    padding: 0 20px 12px;
    overflow-y: auto;
    flex: 1;
}
.labs-audit-intro {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin: 0 0 12px;
    line-height: 1.5;
}
.labs-audit-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.labs-audit-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    background: var(--subpanel-surface, rgba(255, 255, 255, 0.03));
    border-radius: 10px;
    border: 1px solid var(--modal-border, rgba(255, 255, 255, 0.06));
}
.labs-audit-row-main {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
}
.labs-audit-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}
.labs-audit-row[data-chip-color="green"] .labs-audit-dot { background: var(--success, #22c55e); }
.labs-audit-row[data-chip-color="amber"] .labs-audit-dot { background: var(--warning, #f59e0b); }
.labs-audit-row[data-chip-color="neutral"] .labs-audit-dot { background: var(--text-muted, #94a3b8); }
.labs-audit-row-body { min-width: 0; }
.labs-audit-row-title {
    font-size: 0.9375rem;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.labs-audit-row-sub { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; }

.labs-audit-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-size: 0.75rem;
    color: var(--text-muted);
}
.labs-audit-toggle input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}
.labs-audit-toggle-track {
    width: 32px;
    height: 18px;
    border-radius: 9px;
    background: rgba(255, 255, 255, 0.08);
    position: relative;
    transition: background 160ms;
}
.labs-audit-toggle-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--text-muted, #94a3b8);
    transition: transform 160ms, background 160ms;
}
.labs-audit-toggle input:checked + .labs-audit-toggle-track {
    background: var(--success-dim, rgba(34, 197, 94, 0.26));
}
.labs-audit-toggle input:checked + .labs-audit-toggle-track .labs-audit-toggle-thumb {
    transform: translateX(14px);
    background: var(--success, #22c55e);
}

.labs-audit-footer {
    padding: 12px 20px calc(12px + env(safe-area-inset-bottom));
    border-top: 1px solid var(--modal-border, rgba(255, 255, 255, 0.06));
}
.labs-audit-open-labs {
    background: transparent;
    border: 0;
    color: var(--primary, #8b5cf6);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    padding: 4px 0;
}
.labs-audit-empty {
    color: var(--text-muted);
    font-size: 0.9375rem;
    text-align: center;
    padding: 20px 0;
}