:root{--brand-navy: #1b2340;--brand-cream: #f6f3ee;--brand-burnt-orange: #d2461f;--brand-sand: #ede8e0;--brand-light-orange: #f08a62;--theme-navy: #1b2340;--theme-navy-hover: #111831;--theme-blue: #3a4c99;--theme-slate: #5a6180;--theme-mist: #6b7290;--theme-steel: #8a8fa3;--theme-line: #e6e1d8;--theme-cream: #f6f3ee;--theme-white: #ffffff;--theme-canvas: #fbfaf7;--theme-not-started: #d5d0c6;--theme-stitch: #d2461f;--theme-error: #b42318;--theme-success: #1e7b4c;--theme-warning: #b54708;--theme-selection: #eef0f8;--theme-disabled-bg: #e9ebf1;--theme-error-bg: #fef3f2;--theme-error-border: #f5c2bd;--theme-warning-bg: #fff6ed;--theme-warning-border: #f7d2ae;--theme-success-bg: #eff8f3;--theme-success-border: #bfe3cf;--theme-sa-band: #c9d3ea;--theme-piece-fill: #f4f5f9;--theme-piece-selected: #e3e7f4;--theme-data-1: #3a4c99;--theme-data-2: #d9a441;--theme-data-3: #2e7d6b;--theme-data-4: #9bb7e8;--theme-data-5: #7a5ba8;--theme-data-6: #5b8c3a;--theme-data-7: #c77da0;--theme-data-8: #6b7290;--theme-font: "IBM Plex Sans", system-ui, sans-serif;--color-ink: var(--theme-navy);--color-paper: var(--theme-white);--color-cream: var(--theme-cream);--color-accent: var(--theme-navy);--color-accent-secondary: var(--theme-success);--color-focus: var(--theme-blue);--color-text-muted: var(--theme-mist);--color-disabled-bg: var(--theme-disabled-bg);--color-disabled-text: var(--theme-mist);--color-muted: var(--theme-slate);--color-border: var(--theme-line);--color-surface: var(--theme-white);--color-white: var(--theme-white);--color-surface-dropzone-hover: var(--theme-selection);--color-surface-editable-hover: var(--theme-selection);--color-surface-row-detail: var(--theme-cream);--color-surface-group-header: var(--theme-cream);--color-border-table-row: var(--theme-line);--color-surface-extracted: var(--theme-success-bg);--color-surface-badge-green: var(--theme-success-bg);--color-text-log: var(--theme-cream);--color-text-log-error: var(--theme-error-border);--color-text-log-warning: var(--theme-warning-border);--color-text-engine-note: var(--theme-warning);--color-text-delete-hover: var(--theme-error);--color-accent-secondary-hover: var(--theme-blue);--color-accent-secondary-hover-alt: var(--theme-blue);--color-accent-hover: var(--theme-blue);--color-accent-hover-alt: var(--theme-blue);--color-accent-extract-hover: var(--theme-blue);--color-accent-tint: var(--theme-warning-bg);--color-accent-secondary-tint-08: var(--theme-success-bg);--color-accent-secondary-tint-12: var(--theme-success-bg);--color-accent-secondary-focus-ring: color-mix(in srgb, var(--theme-blue) 18%, transparent);--color-status-success-text: var(--theme-success);--color-status-success-bg: var(--theme-success-bg);--color-status-success-border: var(--theme-success-border);--color-status-success-border-strong: var(--theme-success-border);--color-status-success-text-dark: var(--theme-success);--color-status-success-bg-muted: var(--theme-success-bg);--color-status-success-text-alt: var(--theme-success);--color-status-pass-text: var(--theme-success);--color-status-pass-bg: var(--theme-success-bg);--color-status-success-bg-row: var(--theme-success-bg);--color-status-success-bg-row-alt: var(--theme-success-bg);--color-status-agreed: var(--theme-success);--color-status-error-text: var(--theme-error);--color-status-error-border: var(--theme-error-border);--color-status-error-bg-soft: var(--theme-error-bg);--color-status-error-bg: var(--theme-error-bg);--color-status-error-bg-price: var(--theme-error-bg);--color-status-rejected-bg: var(--theme-error-bg);--color-status-rejected-border: var(--theme-error-border);--color-status-error-bg-warm: var(--theme-error-bg);--color-status-error-bg-generate: var(--theme-error-bg);--color-status-error-text-generate: var(--theme-error);--color-status-error-bg-overlay: var(--theme-error-bg);--color-status-error-text-overlay: var(--theme-error);--color-status-error-border-overlay: var(--theme-error-border);--color-status-fail-text: var(--theme-error);--color-status-fail-bg: var(--theme-error-bg);--color-status-error-text-on-dark: var(--theme-error);--color-status-danger: var(--theme-error);--color-status-danger-hover: var(--theme-error);--color-status-error-form: var(--theme-error);--color-status-error-outline: var(--theme-error);--color-status-warning-text: var(--theme-warning);--color-status-warning-bg: var(--theme-warning-bg);--color-status-proposed: var(--theme-warning);--color-status-revision: var(--theme-warning);--color-status-notice-bg: var(--theme-warning-bg);--color-status-notice-text: var(--theme-warning);--color-status-hint-text: var(--theme-warning);--color-status-hint-bg: var(--theme-warning-bg);--color-status-hint-border: var(--theme-warning-border);--color-status-hint-border-strong: var(--theme-warning);--color-status-source-ext-bg: var(--theme-warning-bg);--color-status-source-ext-text: var(--theme-warning);--color-status-calculated-bg: var(--theme-warning-bg);--color-status-calculated-text: var(--theme-warning);--color-status-incomplete: var(--theme-warning);--color-status-warning-text-dark: var(--theme-warning);--color-status-info-text: var(--theme-blue);--color-status-info-bg: var(--theme-selection);--color-status-pending: var(--theme-line);--color-shadow-2: color-mix(in srgb, var(--theme-navy) 2%, transparent);--color-shadow-5: color-mix(in srgb, var(--theme-navy) 5%, transparent);--color-shadow-6: color-mix(in srgb, var(--theme-navy) 6%, transparent);--color-shadow-8: color-mix(in srgb, var(--theme-navy) 8%, transparent);--color-shadow-10: color-mix(in srgb, var(--theme-navy) 10%, transparent);--color-shadow-12: color-mix(in srgb, var(--theme-navy) 12%, transparent);--color-shadow-14: color-mix(in srgb, var(--theme-navy) 14%, transparent);--color-shadow-15: color-mix(in srgb, var(--theme-navy) 15%, transparent);--color-shadow-20: color-mix(in srgb, var(--theme-navy) 20%, transparent);--color-shadow-25: color-mix(in srgb, var(--theme-navy) 25%, transparent);--color-shadow-30: color-mix(in srgb, var(--theme-navy) 30%, transparent);--color-shadow-50: color-mix(in srgb, var(--theme-navy) 50%, transparent);--color-scrim-lightbox: color-mix(in srgb, var(--theme-navy) 82%, transparent);--color-scrim-modal: color-mix(in srgb, var(--theme-navy) 50%, transparent);--color-scrim-dxf: color-mix(in srgb, var(--theme-white) 85%, transparent);--color-spinner-track: color-mix(in srgb, var(--theme-white) 30%, transparent);--color-spinner-track-dxf: color-mix(in srgb, var(--theme-navy) 20%, transparent);--color-rule-faint: var(--theme-line);--color-rule-22: var(--theme-line);--color-rule-25: var(--theme-line);--color-rule-28: var(--theme-line);--color-rule-30: var(--theme-line);--color-rule-35: var(--theme-steel);--color-rule-40: var(--theme-steel);--color-rule-50: var(--theme-steel);--color-rule-warning: var(--theme-warning-border);--color-panel-border: var(--theme-line);--color-panel-head-bg: var(--theme-cream);--color-panel-row-best: var(--theme-success-bg);--color-panel-border-light: var(--theme-line);--color-panel-notice-bg: var(--theme-warning-bg);--color-panel-border-admin: var(--theme-steel);--color-panel-text: var(--theme-navy);--color-text-cost-note: var(--theme-slate);--color-text-advanced-warning: var(--theme-warning);--color-dxf-viewer-bg: var(--theme-white);--color-overlay-primary: var(--theme-navy);--color-overlay-flag-bg: var(--theme-selection);--color-overlay-flag-border: var(--theme-blue);--color-overlay-error-bg: var(--theme-error-bg);--color-overlay-error-border: var(--theme-error-border);--color-overlay-over-bg: var(--theme-error-bg);--color-overlay-note-bg: var(--theme-selection);--color-chat-chrome-bg: var(--theme-white);--color-chat-text: var(--theme-navy);--color-chat-chrome-bg-deep: var(--theme-cream);--color-neutral-dark: var(--theme-slate);--color-chat-chrome-text: var(--theme-navy);--color-text-dim: var(--theme-slate);--color-surface-neutral: var(--theme-white);--color-chat-content-border: var(--theme-line);--color-chat-bubble-user-bg: var(--theme-selection);--color-chat-bubble-user-border: var(--theme-sa-band);--color-chat-bubble-system-bg: var(--theme-white);--color-chat-bubble-system-border: var(--theme-line);--color-tone-in-progress: var(--theme-blue);--color-tone-complete: var(--theme-success);--color-tone-pending: var(--theme-warning);--color-tone-error: var(--theme-error);--color-tone-idle: var(--theme-mist);--color-chat-text-secondary: var(--theme-slate);--color-chat-text-empty-title: var(--theme-navy);--color-chat-text-meta: var(--theme-mist);--color-text-meta: var(--theme-slate);--color-chat-text-faint: var(--theme-mist);--color-chat-rule: var(--theme-line);--color-chat-chip-border: var(--theme-line);--color-chat-pending-border: var(--theme-warning-border);--color-chat-pending-bg: var(--theme-warning-bg);--color-chat-pending-text: var(--theme-navy);--color-chat-pass-border: var(--theme-success-border);--color-chat-pass-bg: var(--theme-success-bg);--color-chat-fail-border: var(--theme-error-border);--color-chat-fail-bg: var(--theme-error-bg);--color-chat-error-bg: var(--theme-error-bg);--color-chat-error-text: var(--theme-navy);--color-chat-error-help: var(--theme-navy);--color-chat-error-raw: var(--theme-error);--color-chat-error-rule: var(--theme-error-border);--color-chat-highlight-bg: var(--theme-selection);--color-chat-edge: var(--theme-line);--color-chat-button-hover: var(--theme-cream);--color-chat-drop-bg: color-mix(in srgb, var(--theme-white) 94%, transparent);--color-chat-drop-icon-bg: color-mix(in srgb, var(--theme-white) 96%, transparent);--color-chat-drop-stripe: color-mix(in srgb, var(--theme-blue) 8%, transparent);--color-fitcheck-placeholder-stripe: color-mix(in srgb, var(--theme-navy) 4%, transparent);--color-fitcheck-placeholder: var(--theme-slate);--color-fitcheck-placeholder-mark: var(--theme-navy);--color-fitcheck-placeholder-text: var(--theme-slate);--color-ai-chat-error: var(--theme-error);--color-ai-chat-ok: var(--theme-success);--color-ai-chat-ok-bg: var(--theme-success-bg);--color-ai-chat-down: var(--theme-error);--color-ai-chat-down-bg: var(--theme-error-bg);--color-ai-chat-warn: var(--theme-warning);--color-ai-chat-warn-bg: var(--theme-warning-bg);--color-ai-chat-delta-negative: var(--theme-warning);--color-stylist-danger: var(--theme-error);--color-stylist-warning: var(--theme-warning);--color-stylist-neutral: var(--theme-slate);--color-stylist-missing: var(--theme-mist);--color-stylist-primary: var(--theme-blue);--color-stylist-cross: var(--theme-data-5);--color-stylist-match: var(--theme-success);--color-stylist-border: var(--theme-line);--color-stylist-surface-muted: var(--theme-cream);--color-stylist-primary-text: var(--theme-blue);--color-stylist-highlight: var(--theme-data-2);--color-stylist-primary-bg: var(--theme-selection);--color-stylist-black: var(--theme-navy);--color-stylist-ours: var(--theme-navy);--color-stylist-free: var(--theme-slate);--color-stylist-highlight-bg: var(--theme-warning-bg);--color-stylist-rule: var(--theme-line);--color-stylist-highlight-bg-soft: var(--theme-warning-bg);--color-stylist-rule-alt: var(--theme-line);--color-stylist-match-text: var(--theme-success);--color-stylist-surface: var(--theme-cream);--color-stylist-text: var(--theme-navy);--color-stylist-overlay: color-mix(in srgb, var(--theme-white) 92%, transparent);--color-stylist-snap: color-mix(in srgb, var(--theme-data-2) 85%, transparent);--color-stylist-readout-bg: color-mix(in srgb, var(--theme-white) 95%, transparent);--color-stylist-label-bg: color-mix(in srgb, var(--theme-white) 92%, transparent);--color-stylist-pulse-start: color-mix(in srgb, var(--theme-data-2) 0%, transparent);--color-stylist-pulse-peak: color-mix(in srgb, var(--theme-data-2) 60%, transparent);--color-stylist-pulse-row: color-mix(in srgb, var(--theme-data-2) 20%, transparent);--color-validator-bg: var(--theme-white);--color-validator-panel: var(--theme-white);--color-validator-panel-raised: var(--theme-cream);--color-validator-surface: var(--theme-cream);--color-validator-surface-deep: var(--theme-cream);--color-validator-canvas: var(--theme-white);--color-validator-surface-blue: var(--theme-selection);--color-validator-surface-alt: var(--theme-cream);--color-validator-surface-hover: var(--theme-selection);--color-validator-border: var(--theme-line);--color-validator-border-alt: var(--theme-line);--color-validator-border-info: var(--theme-blue);--color-validator-text: var(--theme-navy);--color-validator-text-secondary: var(--theme-navy);--color-validator-text-muted: var(--theme-slate);--color-validator-text-dim: var(--theme-slate);--color-validator-text-faint: var(--theme-slate);--color-validator-text-disabled: var(--theme-slate);--color-validator-accent: var(--theme-navy);--color-validator-info-text: var(--theme-blue);--color-validator-info-bg: var(--theme-selection);--color-validator-pass-text: var(--theme-success);--color-validator-pass-bg: var(--theme-success-bg);--color-validator-pass-bg-deep: var(--theme-success-bg);--color-validator-pass-border: var(--theme-success-border);--color-validator-fail-text: var(--theme-error);--color-validator-fail-bg: var(--theme-error-bg);--color-validator-fail-bg-deep: var(--theme-error-bg);--color-validator-fail-border: var(--theme-error-border);--color-validator-warn-text: var(--theme-warning);--color-validator-warn-bg: var(--theme-warning-bg);--color-validator-warn-bg-deep: var(--theme-warning-bg);--color-validator-warn-border: var(--theme-warning-border);--data-overlay-ours: var(--theme-data-3);--data-overlay-grid-mm: var(--theme-line);--data-overlay-grid-cm: var(--theme-steel);--data-marker-outline: var(--theme-navy);--data-marker-frame: var(--theme-white);--data-marker-dimension: var(--theme-slate);--data-size-1: var(--theme-data-1);--data-size-2: var(--theme-data-2);--data-size-3: var(--theme-data-3);--data-size-4: var(--theme-data-4);--data-size-5: var(--theme-data-5);--data-size-6: var(--theme-data-6);--data-size-7: var(--theme-data-7);--data-size-8: var(--theme-data-8);--data-size-unsized: var(--theme-mist);--data-piece-unlisted: var(--theme-mist);--color-stylist-white: var(--theme-white);--color-validator-on-accent: var(--theme-white);--data-white: var(--theme-white);--color-stylist-snap-ring: color-mix(in srgb, var(--theme-navy) 10%, transparent);--color-stylist-label-shadow: color-mix(in srgb, var(--theme-navy) 8%, transparent);--color-stylist-shadow: color-mix(in srgb, var(--theme-navy) 15%, transparent);--color-stylist-canvas-bg: var(--theme-white);--color-stylist-measure-reference: var(--theme-error);--color-stylist-match-bg: var(--theme-success-bg);--color-validator-badge-pass-border: var(--theme-success-border);--color-validator-badge-fail-border: var(--theme-error-border);--color-validator-badge-warn-border: var(--theme-warning-border);--data-overlay-reference: var(--theme-data-1);--data-overlay-centre-line: var(--theme-slate);--data-marker-fabric: var(--theme-white);--data-marker-selvedge: var(--theme-steel);--data-overlay-paper: var(--theme-white);--dxf-layer-outline: var(--theme-navy);--dxf-layer-seam-allowance: var(--theme-sa-band);--dxf-layer-grainline: var(--theme-stitch);--dxf-layer-notch: var(--theme-error);--dxf-layer-label: var(--theme-navy);--dxf-layer-fold: var(--theme-blue);--dxf-layer-construction: var(--theme-steel);--dxf-layer-aama-1-cut-line: #e73a66;--dxf-layer-aama-2-sew-line: #26a95d;--dxf-layer-aama-3-drill-holes: #cf830a;--dxf-layer-aama-4-internal-lines: #3498db;--dxf-layer-aama-5-annotation: #9b59b6;--dxf-layer-aama-6-plaid: #138871;--dxf-layer-aama-7-cutouts: #a86d13;--dxf-layer-aama-8-seam-allowance: #16a085;--dxf-layer-aama-11-turn-points: #8c5300;--dxf-layer-aama-13-t-notch: #a3243c;--dxf-layer-aama-14-castle-notch: #8e44ad;--dxf-layer-aama-15-check-notch: #2980b9;--dxf-layer-aama-84-stitch-line: #208f4f;--dxf-layer-aama-85-grade-reference: #7f8c8d;--font-family-mono: var(--theme-font);--font-family-sans: var(--theme-font);--font-family-display: var(--theme-font);--font-family-mono-validator: var(--theme-font);--font-family-system: var(--theme-font);--font-family-system-mono: var(--theme-font);--font-family-ui-mono: var(--theme-font);--font-family-ui-mono-short: var(--theme-font);--font-family-monospace: var(--theme-font);--font-body: var(--theme-font);--font-display: var(--theme-font);--radius-none: 0;--radius-control: 8px;--radius-control-inner: 6px;--radius-bubble: 12px;--radius-card: 14px;--radius-pill: 999px;--radius-round: 50%;--shadow-drawer-right: -8px 0 24px var(--color-shadow-14);--shadow-drawer-left: 8px 0 24px var(--color-shadow-14);--shadow-float: 0 8px 24px var(--color-shadow-15);--shadow-dialog: 0 12px 32px var(--color-shadow-20);--shadow-edge-bottom: 0 -2px 8px var(--color-shadow-6);--shadow-raised: 0 1px 2px var(--color-shadow-12);--shadow-hover: 0 2px 8px var(--color-shadow-8);--shadow-sticky-edge: inset -1px 0 0 var(--theme-line), 8px 0 8px -8px var(--color-shadow-15);--shadow-field-error: 0 0 0 1px var(--theme-error);--shadow-focus: 0 0 0 2px var(--color-accent-secondary-focus-ring);--shadow-stylist-snap-ring: 0 0 0 1px var(--color-stylist-snap-ring);--shadow-pulse-start: 0 0 0 0 var(--color-stylist-pulse-start);--shadow-pulse-peak: 0 0 0 6px var(--color-stylist-pulse-peak);--font-size-12: 12px;--font-size-13: 13px;--font-size-14: 14px;--font-size-15: 15px;--font-size-16: 16px;--font-size-18: 18px;--font-size-20: 20px;--font-size-22: 22px;--font-size-24: 24px;--font-size-26: 26px;--font-weight-regular: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:400;font-display:swap;src:url(./IBMPlexSans-Regular-BiEB_oxT.woff2) format("woff2")}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:500;font-display:swap;src:url(./IBMPlexSans-Medium-BQLKo0ot.woff2) format("woff2")}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:600;font-display:swap;src:url(./IBMPlexSans-SemiBold-KfaJl9PC.woff2) format("woff2")}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:700;font-display:swap;src:url(./IBMPlexSans-Bold-CDYgCOW4.woff2) format("woff2")}.shell{display:flex;min-height:100vh;background:var(--theme-white)}.shell-main{flex:1 1 auto;min-width:0}.sb{width:248px;flex-shrink:0;box-sizing:border-box;height:100vh;position:sticky;top:0;overflow-y:auto;padding:20px 16px 16px;display:flex;flex-direction:column;gap:6px;border-right:1px solid var(--theme-line);background:var(--theme-white);color:var(--theme-navy);font-family:var(--theme-font);z-index:100}.sb-logo{margin:4px 8px 22px;align-self:flex-start}.sb-logo-img{height:30px;width:auto;display:block}.sb-nav{display:flex;flex-direction:column;gap:4px}.sb-item{display:flex;align-items:center;gap:12px;height:44px;padding:0 12px;border-radius:var(--radius-control);background:transparent;color:var(--theme-slate);font-size:var(--font-size-14);font-weight:var(--font-weight-medium);text-decoration:none}.sb-item:hover{color:var(--theme-navy);background:var(--theme-cream)}.sb-item.active{background:var(--theme-navy);color:var(--theme-white);font-weight:var(--font-weight-semibold)}.sb-label{flex-grow:1}.sb-count{min-width:22px;height:22px;padding:0 6px;box-sizing:border-box;border-radius:var(--radius-pill);background:var(--theme-selection);color:var(--theme-blue);font-size:var(--font-size-12);font-weight:var(--font-weight-semibold);display:flex;align-items:center;justify-content:center}.sb-item.active .sb-count{background:var(--theme-white);color:var(--theme-navy)}.sb-section{margin:22px 12px 6px;font-size:var(--font-size-12);font-weight:var(--font-weight-semibold);color:var(--theme-mist)}.sb-spacer{flex-grow:1}.sb-fitai{display:flex;align-items:center;gap:10px;height:48px;padding:0 12px 0 8px;border:none;border-radius:var(--radius-control);background:var(--theme-cream);color:var(--theme-navy);font-family:inherit;font-size:var(--font-size-14);font-weight:var(--font-weight-semibold);cursor:pointer}.sb-account{margin-top:12px;padding:14px 4px 0 8px;border-top:1px solid var(--theme-line);display:flex;align-items:center;gap:10px}.sb-avatar{width:34px;height:34px;border-radius:var(--radius-round);background:var(--theme-navy);color:var(--theme-white);display:flex;align-items:center;justify-content:center;font-size:var(--font-size-14);font-weight:var(--font-weight-semibold);flex-shrink:0}.sb-account-text{flex-grow:1;display:flex;flex-direction:column;min-width:0}.sb-username{font-size:var(--font-size-14);font-weight:var(--font-weight-semibold);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sb-link{align-self:stretch;text-align:left}.sb-logout{width:44px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.sb :focus-visible{outline:2px solid var(--theme-blue);outline-offset:2px}.sb-toggle{align-self:flex-start;margin-top:10px}.sb-collapsed{width:72px;padding:16px 11px 16px 12px;align-items:center}.sb-collapsed .sb-logo{margin:0 0 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