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.ibtn{margin-left:auto;width:26px;height:22px}.series-row{display:flex;align-items:center;gap:10px;width:100%;padding:9px 12px;border-bottom:1px solid var(--line-soft);text-align:left}.series-row:hover{background:var(--surface-2)}.plan-preview{flex:none;border:1px solid var(--line);background:var(--ink);border-radius:6px}.series-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.series-name{font-size:12.5px;color:var(--text)}.series-sub{font-size:10px;color:var(--text-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.series-nums{display:flex;flex-direction:column;align-items:flex-end;gap:2px}.series-area{font-family:var(--mono);font-size:13px;color:var(--accent)}.series-warn{display:flex;align-items:center;gap:3px;font-family:var(--mono);font-size:10px;color:var(--danger)}.room-row{display:flex;align-items:center;gap:10px;width:100%;padding:9px 14px;border-bottom:1px solid var(--line-soft);text-align:left}.room-row:hover{background:var(--surface-2)}.room-row.is-on{background:#16140f}.room-chip{width:4px;align-self:stretch;min-height:26px}.room-name{flex:1;font-size:12.5px}.room-area{font-family:var(--mono);font-size:12px;color:var(--accent)}.room-sub{font-family:var(--mono);font-size:10px;color:var(--text-faint)}.empty{padding:28px 18px;text-align:center;color:var(--text-faint)}.empty-title{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-dim);margin-bottom:6px}.empty-text{font-size:11.5px;line-height:1.5}.status{grid-column:1 / -1;display:flex;align-items:center;gap:0;background:var(--surface);border-top:1px solid var(--line);font-family:var(--mono);font-size:10.5px;color:var(--text-faint)}.status-item{display:flex;align-items:center;gap:6px;padding:0 11px;border-right:1px solid var(--line-soft);height:var(--status);white-space:nowrap}.status-dim{opacity:.5}.status-item b{color:var(--text-dim);font-weight:400}.status-item.accent b{color:var(--accent)}.status-item.warn{color:var(--danger);background:#1d1210}.status-item.warn b{color:var(--danger)}.status-spacer{flex:1}.file-input{display:none}.thumb-wrap{display:flex;gap:8px;align-items:center;margin-bottom:10px}.bp-preview{width:84px;height:60px;border:1px solid var(--line);object-fit:cover;background:var(--ink)}.est-row{display:flex;align-items:flex-start;gap:10px;padding:5px 9px;border-bottom:1px solid var(--line-faint, rgba(255, 255, 255, .05))}.fin-row.is-warn{color:var(--accent)}.fin-row{display:flex;align-items:flex-start;gap:10px;padding:5px 9px;border-bottom:1px solid var(--line-faint, rgba(255, 255, 255, .05))}.fin-why{display:block;font-size:10px;opacity:.5;font-style:italic;margin-top:2px}.fin-pick{display:flex;align-items:center;gap:10px;padding:5px 9px;border-bottom:1px solid var(--line-faint, rgba(255, 255, 255, .05))}.fin-pick.is-stacked{flex-direction:column;align-items:stretch;gap:6px;padding-bottom:8px}.fin-surfaces{display:flex;gap:6px}.fin-surface{flex:1 1 0;min-width:0;display:flex;flex-direction:column;gap:3px}.fin-surface .fld-input{width:100%;min-width:0}.dxf-warn{margin:10px 0 0;padding:7px 9px;font-size:11px;line-height:1.4;color:var(--accent);border-left:2px solid var(--accent);background:#ffffff08}.fin-band,.fin-accent{display:flex;align-items:center;gap:6px;min-width:0}.fin-accent{padding:4px 0 0}.fin-accent .fld-input,.fin-band .fld-input{flex:1 1 0;min-width:0}.fin-band .fld{flex:0 0 96px}.fin-cap{font-size:10px;letter-spacing:.06em;text-transform:uppercase;color:var(--dim, #7D8894)}.est-row.is-warn{color:var(--accent)}.est-label{flex:1;min-width:0;font-size:11px}.est-how{display:block;font-family:var(--mono);font-size:9px;color:var(--text-faint);margin-top:2px}.est-value{font-family:var(--mono);font-size:12px;white-space:nowrap}.est-value i{font-style:normal;font-size:9px;color:var(--text-faint);margin-left:2px}.est-note{padding:9px;font-size:10px;line-height:1.45;color:var(--text-faint);border-top:1px solid var(--line-faint, rgba(255, 255, 255, .05))}.issue-row.is-hit,.est-row.is-hit{cursor:pointer}.issue-row.is-hit:hover,.est-row.is-hit:hover{background:#ffffff0b}.row-go{display:inline-flex;vertical-align:-2px;margin-left:6px;opacity:.3;transition:opacity .12s ease}.issue-row.is-hit:hover .row-go,.est-row.is-hit:hover .row-go{opacity:.9}.issue-row.is-hit:active,.est-row.is-hit:active{background:#ffffff14}.confirm-back{position:fixed;top:0;right:0;bottom:0;left:0;z-index:60;display:grid;place-items:center;background:#080b0e9e;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);animation:confirm-in .12s ease-out}@keyframes confirm-in{0%{opacity:0}}.confirm-card{min-width:260px;max-width:380px;padding:18px 20px 14px;background:var(--surface-2);border:1px solid var(--line);border-left:2px solid var(--accent);box-shadow:0 18px 48px #0000008c}.confirm-title{font-family:Space Grotesk,system-ui,sans-serif;font-size:15px;font-weight:500;color:var(--text)}.confirm-detail{margin-top:6px;font-size:12px;line-height:1.45;color:var(--text-dim)}.confirm-acts{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.confirm-no:focus-visible,.confirm-yes:focus-visible{outline:1px solid var(--accent);outline-offset:2px}.confirm-no:hover{color:var(--danger)}.rail-name,.rail-tip{font-family:var(--sans);font-size:11px;line-height:1;white-space:nowrap;pointer-events:none}.rail-name.is-intro{position:absolute;left:calc(100% + 8px);top:50%;transform:translateY(-50%);padding:5px 8px;background:var(--surface-3);border-left:2px solid var(--accent);color:var(--text);z-index:30;animation:rail-say .35s ease-out both}@keyframes rail-say{0%{opacity:0;transform:translate(-6px,-50%)}}.rail-tip{position:fixed;left:calc(var(--rail) + 8px);transform:translateY(-50%);padding:6px 9px;display:flex;align-items:center;gap:8px;background:var(--surface-3);border-left:2px solid var(--accent);color:var(--text);box-shadow:0 6px 18px #00000073;z-index:40}.rail-tip i{font-family:var(--mono);font-style:normal;font-size:10px;color:var(--text-faint)}.rail.is-intro{overflow:visible}.proj-demo{display:inline-flex;align-items:center;gap:5px;margin-left:8px;padding:3px 7px;font-family:var(--sans);font-size:10px;letter-spacing:.04em;text-transform:uppercase;color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent);border:1px solid color-mix(in srgb,var(--accent) 35%,transparent);cursor:pointer;transition:background .12s,color .12s}.proj-demo:hover{background:var(--accent);color:var(--accent-ink)}.sect-toggle{width:100%;background:none;border:none;border-bottom:1px solid var(--line);font:inherit;font-size:9px;letter-spacing:.2em;text-transform:uppercase;color:var(--text-faint);cursor:pointer;transition:color .12s,background .12s}.sect-toggle:hover{color:var(--text-dim);background:#ffffff05}.sect-caret{display:inline-flex;margin-left:8px;opacity:.5;transition:transform .15s ease,opacity .12s}.sect-toggle:hover .sect-caret{opacity:.9}.sect-toggle.is-closed .sect-caret{transform:rotate(-90deg)}.sect-toggle.is-closed{color:var(--text-dim)}.sect-head .badge,.sect-toggle .badge{margin-left:auto}.cat-none{display:flex;flex-direction:column;align-items:center;gap:10px;padding:34px 16px;color:var(--text-faint)}.cat-none-q{font-family:var(--mono);font-size:12px;color:var(--text-dim);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.cat-none-q:before{content:"«"}.cat-none-q:after{content:"»"}.rail-floors{margin-top:auto;padding:8px 0 10px;display:flex;flex-direction:column;align-items:center;gap:3px;border-top:1px solid var(--line)}.rail-floor{width:30px;height:26px;display:grid;place-items:center;border-radius:8px;font-family:var(--mono);font-size:12px;color:var(--text-faint);transition:color .12s,background .12s}.rail-floor:hover{color:var(--text);background:#ffffff0d}.rail-floor.is-on{color:var(--accent-ink);background:var(--accent)}.rail-floor-add{color:var(--text-dim)}.rail-floor-del:hover{color:var(--danger)}.fillet-no{font-size:11px;line-height:1.45;opacity:.62;padding:2px 0}.vcb{min-width:150px}.vcb-row{display:flex;gap:6px}.vcb-cell{flex:1;display:flex;align-items:baseline;justify-content:flex-end;gap:3px;padding:4px 7px;border-radius:7px;border:1px solid var(--line);background:var(--surface-2);font-family:var(--mono);font-size:14px;color:var(--text-dim)}.vcb-cell.is-on{color:var(--accent);border-color:#3a2f18;background:#1b1710}.vcb-cell 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14px}.help-head{display:flex;align-items:baseline;justify-content:space-between;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--text-dim);margin-bottom:12px}.help-close{cursor:pointer;opacity:.5}.help-close:hover{opacity:1}.help-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:16px 26px}.help-group-title{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);opacity:.75;margin-bottom:6px}.help-row{display:flex;align-items:baseline;gap:8px;padding:3px 0;font-size:11.5px}.help-keys{display:flex;gap:3px;flex:0 0 auto;min-width:62px}.help-keys kbd{font-family:var(--mono);font-size:10px;padding:2px 5px;border-radius:5px;border:1px solid var(--line);background:var(--surface-2);color:var(--text)}.help-what{color:var(--text-dim)}.help-foot{margin-top:14px;font-size:10px;opacity:.45}.status-check{border:0;background:none;cursor:pointer;font:inherit;color:inherit;transition:color .12s}.status-check:hover{color:var(--text)}.lib-sheet{width:min(700px,100%)}.lib-save{display:flex;gap:8px;margin-bottom:14px}.lib-name,.lib-rowname{text-align:left}.lib-name{flex:1;height:30px;border-radius:9px;border:1px solid var(--line);background:var(--surface-2);padding:0 10px}.lib-empty{padding:18px 2px;font-size:11.5px;opacity:.5}.lib-folder{display:flex;align-items:center;gap:8px;margin-bottom:12px;padding:7px 9px;border:1px solid var(--line);border-radius:9px;background:var(--surface-2)}.lib-folder-path{flex:1;min-width:0;font-family:var(--mono, monospace);font-size:10.5px;opacity:.62;direction:rtl;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lib-folder-open{flex:none;height:26px;font-size:11px}.lib-list{display:flex;flex-direction:column}.lib-row.is-current{box-shadow:inset 2px 0 0 var(--accent);background:#ffb23f0f}.lib-row.is-current .lib-rowname{color:var(--accent)}.lib-row{display:flex;align-items:center;gap:8px;padding:7px 0;border-top:1px solid var(--line-faint, rgba(255, 255, 255, .05))}.lib-rowname{flex:1 1 150px;min-width:110px;height:26px;border:1px solid transparent;border-radius:7px;background:none;padding:0 6px}.lib-rowname:hover,.lib-rowname:focus{border-color:var(--line);background:var(--surface-2)}.lib-meta{flex:0 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-family:var(--mono);font-size:10px;opacity:.5}.lib-row>.btn{flex:0 0 auto;white-space:nowrap}.dxf-group-title{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);opacity:.75;margin:12px 0 6px}.dxf-layers{display:flex;flex-wrap:wrap;align-items:center;gap:6px}.dxf-count{font-family:var(--mono);font-size:9px;opacity:.5;margin-left:4px}.dxf-size{font-family:var(--mono);font-size:11px;color:var(--accent);margin-left:4px}.upd-bar{display:flex;align-items:center;gap:10px;height:34px;flex:none;padding:0 12px;background:color-mix(in srgb,var(--accent) 16%,var(--surface-1));border-bottom:1px solid color-mix(in srgb,var(--accent) 38%,transparent);font-size:11.5px}.upd-text{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.upd-go,.upd-later{flex:none;height:24px;font-size:11px}.fld-read.is-short{border-color:color-mix(in srgb,var(--danger) 55%,transparent);background:color-mix(in srgb,var(--danger) 12%,var(--surface-2))}.fld-need{flex:none;padding-left:4px;font-family:var(--mono);font-size:9.5px;opacity:.45;white-space:nowrap}.fld-read.is-short .fld-need{opacity:.85;color:var(--danger)}.clr-why{padding:2px 10px 10px;font-size:10.5px;line-height:1.45;opacity:.55}