.dh-auth-panel{display:flex;flex-direction:column;gap:14px;max-width:360px;padding:28px;background:var(--paper-white);border:1px solid var(--hairline);border-radius:var(--radius-md);box-shadow:var(--shadow-panel)}.dh-auth-panel__eyebrow{font-size:11px;color:var(--graphite)}.dh-auth-panel__title{font-family:var(--font-display),Georgia,serif;font-weight:600;font-size:20px;margin:0;color:var(--ink)}.dh-auth-panel__body{font-size:13px;line-height:1.5;color:var(--graphite);margin:0}.dh-auth-panel__field label{display:block;font-family:var(--font-mono),monospace;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--graphite);margin-bottom:8px}.dh-auth-panel__field input{width:100%;box-sizing:border-box;font-family:var(--font-ui),Arial,sans-serif;font-size:15px;padding:9px 12px;min-height:40px;border:1px solid var(--hairline);border-radius:var(--radius-sm);background:var(--vellum);color:var(--ink)}.dh-auth-panel__field input:focus-visible{outline:2px solid var(--focus-ring);outline-offset:1px}.dh-auth-panel__field input[aria-invalid=true]{border-color:var(--danger)}.dh-auth-panel__error{font-size:12px;color:var(--danger);margin:-6px 0 0}.dh-auth-panel__submit{font-family:var(--font-ui),Arial,sans-serif;font-size:13px;font-weight:600;min-height:40px;padding:10px 16px;border:1px solid var(--gold);border-radius:var(--radius-sm);background:var(--gold);color:var(--ink);cursor:pointer;transition:background-color var(--duration-base) var(--ease-out),border-color var(--duration-base) var(--ease-out)}.dh-auth-panel__submit:hover:not(:disabled){border-color:var(--ink)}.dh-auth-panel__submit:disabled{opacity:.6}.dh-auth-panel__submit:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px;box-shadow:0 0 0 2px var(--paper-white)}.dh-auth-panel__link{align-self:flex-start;font-family:var(--font-ui),Arial,sans-serif;font-size:12px;font-weight:600;color:var(--graphite);text-decoration:underline;text-underline-offset:2px;cursor:pointer}.dh-auth-panel__link:hover{color:var(--ink)}.dh-auth-panel__link:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.dh-sync-status{display:inline-flex;align-items:center;gap:8px;padding:5px 10px;border:1px solid var(--hairline);border-radius:var(--radius-sm);background:var(--paper-white);min-height:28px}.dh-sync-status__dot{width:7px;height:7px;border-radius:50%;flex:none;background:var(--graphite)}.dh-sync-status__label{font-size:10px;color:var(--graphite);white-space:nowrap}.dh-sync-status--local-only .dh-sync-status__dot,.dh-sync-status--queued .dh-sync-status__dot{background:var(--graphite)}.dh-sync-status--syncing .dh-sync-status__dot{background:var(--drafting-blue);animation:dh-sync-pulse 1.1s ease-in-out infinite}.dh-sync-status--synced .dh-sync-status__dot{background:var(--ink)}.dh-sync-status--synced .dh-sync-status__label{color:var(--ink)}.dh-sync-status--error{border-color:var(--danger)}.dh-sync-status--error .dh-sync-status__dot{background:var(--danger)}.dh-sync-status--error .dh-sync-status__label{color:var(--danger)}@keyframes dh-sync-pulse{0%,to{opacity:1}50%{opacity:.35}}.dh-sync-status__retry{font-family:var(--font-mono),monospace;font-size:10px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--danger);background:transparent;border:1px solid var(--danger);border-radius:var(--radius-sm);padding:2px 8px;cursor:pointer;flex:none}.dh-sync-status__retry:hover{background:#a3402f14}.dh-sync-status__retry:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.dh-sync-conflict{display:flex;flex-direction:column;gap:8px;padding:12px 14px;max-width:320px;background:var(--paper-white);border:1px solid var(--drafting-blue);border-radius:var(--radius-md);box-shadow:var(--shadow-panel)}.dh-sync-conflict__heading{margin:0;font-family:var(--font-ui),Arial,sans-serif;font-size:13px;font-weight:600;color:var(--ink)}.dh-sync-conflict__body{margin:0;font-size:12px;line-height:1.5;color:var(--graphite)}.dh-sync-conflict__actions{display:flex;gap:8px;margin-top:4px}.dh-sync-conflict__btn{flex:1;font-family:var(--font-ui),Arial,sans-serif;font-size:12px;font-weight:600;padding:8px 10px;min-height:32px;border:1px solid var(--hairline);border-radius:var(--radius-sm);background:var(--vellum);color:var(--ink);cursor:pointer;transition:border-color var(--duration-base) var(--ease-out)}.dh-sync-conflict__btn:hover{border-color:var(--graphite)}.dh-sync-conflict__btn:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.dh-dashboard{min-height:100vh;background:var(--vellum);color:var(--ink);font-family:var(--font-ui),Arial,sans-serif;display:flex;flex-direction:column}.dh-dashboard__topbar{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding:28px clamp(20px,5vw,56px) 20px;border-bottom:1px solid var(--hairline)}.dh-dashboard__eyebrow{font-family:var(--font-mono),monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--graphite);display:block;margin-bottom:6px}.dh-dashboard__title{font-family:var(--font-display),Georgia,serif;font-weight:600;font-size:clamp(22px,3vw,30px);margin:0}.dh-dashboard__topbar-actions{display:flex;align-items:center;gap:10px}.dh-dashboard__account-email{font-family:var(--font-ui),Arial,sans-serif;font-size:13px;color:var(--graphite);max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dh-dashboard__main{flex:1;padding:32px clamp(20px,5vw,56px) 56px;position:relative}.dh-dashboard__compliance{margin:0;padding:10px clamp(20px,5vw,56px) 16px;text-align:center;font-size:11px;color:var(--graphite);border-top:1px solid var(--hairline)}.dh-btn{font-family:var(--font-ui),Arial,sans-serif;font-size:13px;font-weight:600;border-radius:3px;border:1px solid var(--hairline);background:var(--paper-white);color:var(--ink);padding:9px 16px;min-height:32px;cursor:pointer;line-height:1;transition:background-color .12s ease-out,border-color .12s ease-out,color .12s ease-out}.dh-btn:hover{border-color:var(--graphite)}.dh-btn:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.dh-btn--primary{background:var(--gold);border-color:var(--gold);color:var(--ink)}.dh-btn--primary:hover{background:var(--gold);border-color:var(--ink)}.dh-btn--ghost{background:transparent;border-color:transparent}.dh-btn--ghost:hover{background:var(--paper-white);border-color:var(--hairline)}.dh-btn--danger{background:var(--paper-white);border-color:#b5473a;color:#b5473a}.dh-btn--danger:hover{background:#b5473a;color:var(--paper-white)}.dh-btn--sm{font-size:12px;padding:6px 10px;min-height:32px}.dh-btn:disabled{opacity:.5;cursor:not-allowed}.dh-empty{max-width:560px;margin:8vh auto 0;text-align:center}.dh-empty__headline{font-family:var(--font-display),Georgia,serif;font-weight:600;font-size:clamp(32px,5vw,48px);margin:0 0 12px;line-height:1.1}.dh-empty__subline{color:var(--graphite);font-size:15px;margin:0 0 32px;line-height:1.5}.dh-empty__actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.dh-empty__actions .dh-btn{padding:12px 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3;width:100%;background:var(--vellum-deep);display:block;object-fit:contain}.dh-card__thumb-placeholder{aspect-ratio:4 / 3;width:100%;background:var(--vellum-deep);display:flex;align-items:center;justify-content:center}.dh-card__thumb-placeholder span{font-family:var(--font-mono),monospace;font-size:11px;letter-spacing:.08em;color:var(--graphite)}.dh-card__footer{border-top:1px solid var(--hairline);padding:10px 12px;display:flex;flex-direction:column;gap:2px}.dh-card__name{font-family:var(--font-ui),Arial,sans-serif;font-weight:600;font-size:14px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dh-card__meta{font-family:var(--font-mono),monospace;font-size:11px;letter-spacing:.04em;color:var(--graphite);display:flex;gap:8px}.dh-card__actions{position:absolute;top:8px;right:8px;display:flex;gap:6px;opacity:0;transition:opacity .12s ease-out}.dh-card:hover .dh-card__actions,.dh-card:focus-within .dh-card__actions{opacity:1}.dh-card__actions .dh-btn{background:var(--paper-white);box-shadow:0 1px 4px #2b2a262e}.dh-card__delete-confirm{position:absolute;top:0;right:0;bottom:0;left:0;background:#f6f3eaf5;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:16px;text-align:center}.dh-card__delete-confirm p{font-size:13px;margin:0;color:var(--ink)}.dh-card__delete-confirm-actions{display:flex;gap:8px}.dh-error{font-family:var(--font-ui),Arial,sans-serif;font-size:13px;color:#b5473a;background:#fbf0ee;border:1px solid #e2b6ac;border-radius:3px;padding:10px 14px;margin-bottom:20px}.dh-wizard-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#2b2a2659;display:flex;align-items:flex-start;justify-content:center;padding:8vh 20px;z-index:50}.dh-wizard{background:var(--paper-white);border:1px solid var(--hairline);border-radius:4px;width:100%;max-width:440px;padding:28px 28px 24px;box-shadow:0 12px 40px #2b2a2638}.dh-wizard__title{font-family:var(--font-display),Georgia,serif;font-weight:600;font-size:22px;margin:0 0 20px}.dh-field{margin-bottom:18px}.dh-field label{display:block;font-family:var(--font-mono),monospace;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--graphite);margin-bottom:8px}.dh-field input[type=text]{width:100%;box-sizing:border-box;font-family:var(--font-ui),Arial,sans-serif;font-size:15px;padding:9px 12px;border:1px solid var(--hairline);border-radius:3px;background:var(--vellum);color:var(--ink)}.dh-field input[type=text]:focus-visible{outline:2px solid var(--focus-ring);outline-offset:1px}.dh-segmented{display:inline-flex;border:1px solid var(--hairline);border-radius:3px;overflow:hidden}.dh-segmented button{font-family:var(--font-ui),Arial,sans-serif;font-size:13px;padding:8px 16px;min-height:32px;border:none;background:var(--vellum);color:var(--ink);cursor:pointer;border-right:1px solid var(--hairline)}.dh-segmented 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var(--space-3);text-align:center;font-size:10px;line-height:1.4;color:var(--graphite);background:var(--vellum);border-top:1px solid var(--hairline)}.shell-top{grid-area:top;min-width:0}.shell-rail{grid-area:rail;min-width:0;overflow:hidden}.shell-center{grid-area:center;position:relative;overflow:hidden;min-width:0;min-height:0}.shell-inspector{grid-area:inspector;min-width:0;overflow-y:auto;background:var(--paper-white);border-left:1px solid var(--hairline)}.shell-bottom{grid-area:bottom;min-width:0}.skip-link{position:fixed;top:-48px;left:var(--space-3);z-index:30;padding:var(--space-2) var(--space-3);background:var(--paper-white);color:var(--ink);border:1px solid var(--hairline);border-radius:var(--radius-sm);font-family:var(--font-ui),system-ui,sans-serif;font-size:13px;font-weight:600;transition:top var(--duration-fast) var(--ease-out)}.skip-link:focus-visible{top:var(--space-3)}.shell-notice{display:none;position:absolute;inset:0 0 auto 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var(--ease-out)}.icon-btn-sm{min-width:32px;min-height:32px}.icon-btn:hover:not(:disabled){background:var(--vellum-deep)}.icon-btn:disabled{color:var(--hairline)}.icon-btn[aria-pressed=true]{color:var(--gold-deep);background:#c9a22724}.segmented{display:flex;align-items:stretch;border:1px solid var(--hairline);border-radius:var(--radius-md);overflow:hidden;background:var(--paper-white)}.segmented-btn{display:flex;align-items:center;justify-content:center;padding:0 var(--space-3);min-height:32px;font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--graphite);border-right:1px solid var(--hairline);transition:background var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out)}.segmented-btn-icon{padding:0 var(--space-2)}.segmented-btn:last-child{border-right:none}.segmented-btn:hover:not([aria-pressed=true]){background:var(--vellum-deep)}.segmented-btn[aria-pressed=true]{background:var(--gold);color:var(--ink)}.segmented-btn:focus-visible{outline:2px solid var(--ink);outline-offset:-2px;box-shadow:none}.topbar{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);height:56px;padding:0 var(--space-4);background:var(--paper-white);border-bottom:1px solid var(--hairline)}.topbar-left{display:flex;flex-direction:column;gap:1px;min-width:0}.topbar-eyebrow{font-size:10px;color:var(--graphite);line-height:1}.topbar-name-input{font-family:var(--font-display);font-weight:600;font-size:18px;color:var(--ink);background:transparent;border:1px solid transparent;border-radius:var(--radius-sm);padding:2px 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var(--hairline)}.toolrail-btn{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;width:48px;min-height:48px;border-radius:var(--radius-sm);color:var(--graphite);transition:background var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out)}.toolrail-btn:before{content:"";position:absolute;left:-4px;top:6px;bottom:6px;width:3px;border-radius:0 2px 2px 0;background:transparent;transition:background var(--duration-fast) var(--ease-out)}.toolrail-btn:hover:not([aria-pressed=true]){background:var(--vellum-deep)}.toolrail-btn[aria-pressed=true]{color:var(--gold-deep)}.toolrail-btn[aria-pressed=true]:before{background:var(--gold-deep)}.toolrail-label{font-size:9px;letter-spacing:.05em}.bottombar{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);height:44px;padding:0 var(--space-3);background:var(--paper-white);border-top:1px solid var(--hairline)}.bottombar-floors{display:flex;align-items:center;gap:var(--space-1);min-width:0;overflow-x:auto;flex:1 1 auto}.floor-chip{flex:none;min-height:32px;padding:4px var(--space-2);font-family:var(--font-mono);font-size:11px;letter-spacing:.02em;color:var(--graphite);background:transparent;border:1px solid var(--hairline);border-radius:var(--radius-sm);white-space:nowrap;transition:background var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out),border-color var(--duration-fast) var(--ease-out)}.floor-chip:hover:not([aria-pressed=true]){background:var(--vellum-deep)}.floor-chip[aria-pressed=true]{background:var(--gold);color:var(--ink);border-color:var(--gold-deep)}.bottombar-sheet{flex:none;font-size:11px;color:var(--drafting-blue);white-space:nowrap}.bottombar-right{display:flex;align-items:center;gap:var(--space-2);flex:none}.bottombar-scale-slot{font-size:11px;color:var(--graphite);white-space:nowrap}.topbar-save-error{display:flex;align-items:center;justify-content:center;gap:var(--space-2, 8px);padding:6px 12px;font-size:12px;color:#7a1d16;background:#fdeceb;border-bottom:1px solid #f0b6b0}.topbar-save-error__msg{min-width:0}.topbar-save-error__retry{flex:none;padding:2px 10px;font:inherit;font-weight:600;color:#7a1d16;background:#fff;border:1px solid #d98b84;border-radius:4px;cursor:pointer}.topbar-save-error__retry:hover{background:#fbdad7}.dh-print-sheets{display:none}@media print{@page{size:letter landscape;margin:.5in}html,body{background:#fff}body *{visibility:hidden}.dh-print-sheets,.dh-print-sheets *{visibility:visible}.dh-print-sheets{display:block;position:absolute;top:0;left:0;width:100%;margin:0;padding:0;font-family:var(--font-ui, "Archivo", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif);color:var(--ink, #2b2a26)}.dh-print-sheets,.dh-print-sheets *{-webkit-print-color-adjust:exact;print-color-adjust:exact;color-adjust:exact}.dh-print-sheet{box-sizing:border-box;width:10in;height:7.5in;padding:0;display:flex;flex-direction:column;gap:.12in;break-inside:avoid;page-break-inside:avoid;overflow:hidden}.dh-print-sheet+.dh-print-sheet{break-before:page;page-break-before:always}.dh-print-titleblock{box-sizing:border-box;height:1.05in;border-bottom:2px solid var(--ink, #2b2a26);padding-bottom:.08in;display:grid;grid-template-columns:1fr auto;grid-template-rows:auto auto 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