@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap";:root{--color-bg: #edebe2;--color-surface: #edebe2;--color-header: #b5835a;--color-hover: #cdab8f;--color-viewport: #111111;--color-text: #1a1a1a;--color-text-secondary: #6b7280;--color-text-tertiary: #9ca3af;--color-border: #e5e7eb;--color-border-strong: #d1d5db;--color-accent: #2d2780;--color-accent-hover: #1456a1;--color-accent-light: #eff6ff;--color-input-bg: #edebe2;--color-input-border: #d1d5db;--color-cut: #c01c28;--color-fill: #2d2780;--color-net: #26a269;--color-error: #e01b24;--color-error-bg: #fef2f2;--sidebar-width: 360px;--header-height: 44px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--color-bg);color:var(--color-text);overflow:hidden;height:100vh;font-size:13px;line-height:1.5;-webkit-font-smoothing:antialiased}#root{height:100vh}.app-layout{display:flex;flex-direction:column;height:100vh}.header{display:flex;align-items:center;justify-content:space-between;height:var(--header-height);padding:0 16px;background:var(--color-header);border-bottom:1px solid var(--color-border);flex-shrink:0}.header__title{display:flex;align-items:center;gap:8px}.header__icon{font-size:16px;color:var(--color-text-secondary)}.header__name{font-size:15px;font-weight:600;letter-spacing:.3px;color:#fff}.header__subtitle{font-size:13px;color:#ffffffbf;font-weight:400}.header__lang-btn{padding:4px 12px;background:#ffffff26;border:1px solid rgba(255,255,255,.3);color:#fff;border-radius:3px;cursor:pointer;font-size:12px;font-weight:500}.header__lang-btn:hover{background:#ffffff40;color:#fff;border-color:#ffffff80}.app-body{display:flex;flex:1;overflow:hidden}.viewport{flex:1;position:relative;background:#111}.sidebar{width:var(--sidebar-width);background:var(--color-surface);border-left:1px solid var(--color-border);overflow-y:auto;flex-shrink:0}.sidebar-section{padding:12px 16px;border-bottom:1px solid var(--color-border)}.sidebar-section__title{font-size:11px;font-weight:500;text-transform:uppercase;color:var(--color-text-secondary);margin-bottom:10px;letter-spacing:.5px}.upload-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.upload-count{font-size:12px;color:var(--color-text-secondary);font-weight:500}.dropzone{border:2px dashed var(--color-border-strong);border-radius:3px;padding:14px;text-align:center;cursor:pointer;transition:border-color .2s,background .2s,box-shadow .2s;background:var(--color-surface)}.dropzone:hover,.dropzone--active{border-color:var(--color-accent);background:var(--color-accent-light);box-shadow:0 0 0 2px #2563eb26}.dropzone--parsing{cursor:wait;border-color:var(--color-accent)}.dropzone-hint{font-size:12px;color:var(--color-text-tertiary)}.dropzone-parsing{font-size:12px;color:var(--color-accent);font-weight:500}.upload-actions{display:flex;gap:8px;margin-top:8px}.upload-btn{flex:1;padding:6px 10px;font-size:12px;font-weight:500;border:none;border-radius:3px;cursor:pointer;background:var(--color-accent);color:#fff}.upload-btn:hover{background:var(--color-accent-hover)}.upload-btn:disabled{opacity:.4;cursor:not-allowed}.upload-btn--secondary{background:var(--color-surface);border:1px solid var(--color-border-strong);color:var(--color-text)}.upload-btn--secondary:hover{background:var(--color-bg)}.timeline-empty{font-size:12px;color:var(--color-text-tertiary);text-align:center;padding:12px 0}.timeline-list{display:flex;flex-direction:column}.timeline-item{display:flex;align-items:flex-start;gap:8px;padding:8px 6px;border-radius:2px;border-left:3px solid transparent;transition:background .15s}.timeline-item:hover{background:var(--color-hover)}.timeline-item--active{border-left-color:var(--color-accent);background:var(--color-accent-light)}.timeline-index{width:20px;text-align:center;font-size:12px;font-weight:600;color:var(--color-text-secondary);padding-top:2px;flex-shrink:0}.timeline-info{flex:1;display:flex;flex-direction:column;gap:2px;min-width:0}.timeline-filename{font-size:12px;font-weight:500;word-break:break-all;line-height:1.3;color:var(--color-text)}.timeline-points{font-size:11px;color:var(--color-text-secondary)}.timeline-date-input{width:130px;padding:2px 4px;font-size:11px;background:var(--color-input-bg);border:1px solid var(--color-input-border);border-radius:2px;color:var(--color-text)}.timeline-date-input:focus{outline:none;border-color:var(--color-accent)}.timeline-actions{display:flex;gap:2px;flex-shrink:0}.timeline-btn{width:22px;height:22px;padding:0;font-size:10px;line-height:1;background:var(--color-bg);border:1px solid var(--color-border);border-radius:2px;color:var(--color-text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center}.timeline-btn:hover:not(:disabled){background:var(--color-border);color:var(--color-text)}.timeline-btn:disabled{opacity:.3;cursor:not-allowed}.timeline-btn--delete:hover:not(:disabled){color:var(--color-error);border-color:var(--color-error);background:#fef2f2}.timeline-connector{display:flex;align-items:center;gap:4px;padding:4px 6px 4px 28px;font-size:11px;cursor:pointer;border-left:3px solid transparent;transition:background .15s}.timeline-connector:hover{background:var(--color-hover)}.timeline-connector--selected{background:var(--color-accent-light);border-left-color:var(--color-accent)}.connector-cut{color:var(--color-cut);font-weight:500;font-variant-numeric:tabular-nums}.connector-fill{color:var(--color-fill);font-weight:500;font-variant-numeric:tabular-nums}.connector-net{color:var(--color-net);font-weight:500;font-variant-numeric:tabular-nums}.connector-sep{color:var(--color-text-tertiary)}.connector-unit{color:var(--color-text-tertiary);font-size:10px}.clear-all-btn{width:100%;margin-top:8px;padding:5px;font-size:11px;background:transparent;border:1px solid var(--color-border);border-radius:3px;color:var(--color-text-secondary);cursor:pointer}.clear-all-btn:hover{border-color:var(--color-error);color:var(--color-error);background:#fef2f2}.setting-row{display:flex;align-items:center;gap:8px;margin-bottom:10px;font-size:13px}.setting-row label{flex:1;color:var(--color-text-secondary);font-size:12px;font-weight:400}.setting-input{width:70px;padding:4px 8px;background:var(--color-input-bg);border:1px solid var(--color-input-border);border-radius:3px;color:var(--color-text);font-size:13px;text-align:right}.setting-input:focus{outline:none;border-color:var(--color-accent)}.setting-select{flex:1;padding:4px 6px;background:var(--color-input-bg);border:1px solid var(--color-input-border);border-radius:3px;color:var(--color-text);font-size:11px}.setting-select:focus{outline:none;border-color:var(--color-accent)}.setting-row input[type=range]{flex:1;accent-color:var(--color-accent)}.setting-value{width:40px;text-align:right;font-size:12px;color:var(--color-text-secondary)}.toggle-group{display:flex;gap:0}.toggle-btn{padding:4px 10px;font-size:12px;font-weight:500;background:var(--color-surface);border:1px solid var(--color-border-strong);color:var(--color-text-secondary);cursor:pointer}.toggle-btn:first-child{border-radius:3px 0 0 3px}.toggle-btn:last-child{border-radius:0 3px 3px 0;border-left:none}.toggle-btn:hover{background:var(--color-bg)}.toggle-btn--active{background:var(--color-accent);border-color:var(--color-accent);color:#fff}.toggle-btn--active:hover{background:var(--color-accent-hover)}.results-card{background:var(--color-surface)}.results-table-wrapper{overflow-x:auto;margin-bottom:8px;border:1px solid var(--color-border);border-radius:3px}.results-table{width:100%;border-collapse:collapse;font-size:11px;font-variant-numeric:tabular-nums}.results-table th{text-align:right;padding:6px 8px;font-weight:500;color:var(--color-text-secondary);background:var(--color-hover);border-bottom:1px solid var(--color-border);white-space:nowrap}.results-table th:first-child,.results-table td:first-child{text-align:center;width:24px}.results-table td{text-align:right;padding:6px 8px;border-bottom:1px solid var(--color-border)}.results-table .date-cell{text-align:left;font-size:10px;max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.results-table tbody tr{cursor:pointer;transition:background .1s}.results-table tbody tr:hover{background:var(--color-hover)}.results-table tbody tr.selected{background:var(--color-accent-light)}.results-table .col-cut{color:var(--color-cut)}.results-table .col-fill{color:var(--color-fill)}.results-table .col-net{color:var(--color-net)}.results-table .cumulative-row{font-weight:600;border-top:2px solid var(--color-border-strong)}.results-table .cumulative-row td{padding-top:6px;border-bottom:none}.charts-container{padding:4px 0}.export-group{display:flex;gap:8px;margin-top:8px}.export-btn{flex:1;padding:7px 10px;background:var(--color-accent);border:none;border-radius:3px;color:#fff;font-size:12px;font-weight:500;cursor:pointer;text-align:center}.export-btn:hover{background:var(--color-accent-hover);box-shadow:0 1px 2px #0000000d}.export-btn--secondary{background:var(--color-surface);border:1px solid var(--color-border-strong);color:var(--color-text)}.export-btn--secondary:hover{background:var(--color-bg)}.coordinate-bar{position:absolute;bottom:8px;left:8px;padding:4px 10px;background:#000000b3;color:#e0e0e0;font-family:Courier New,monospace;font-size:12px;border-radius:3px;pointer-events:none;z-index:10;white-space:nowrap}.density-note{font-size:11px;color:var(--color-text-secondary);margin-bottom:8px;padding:4px 8px;background:var(--color-hover);border:1px solid var(--color-border);border-radius:3px}.measure-controls{display:flex;gap:8px;margin-bottom:8px}.measure-toggle{flex:1}.measure-hint{font-size:11px;color:var(--color-text-tertiary);padding:4px 0}.measure-results{display:flex;flex-direction:column;gap:4px}.measure-row{display:flex;justify-content:space-between;font-size:12px;padding:2px 0}.measure-label{color:var(--color-text-secondary)}.measure-value{font-weight:500;font-variant-numeric:tabular-nums;color:var(--color-text)}.zone-controls{display:flex;gap:8px;align-items:center;margin-bottom:8px}.zone-draw-btn{flex:1}.zone-vertex-count{font-size:11px;color:var(--color-accent);font-weight:500}.zone-card{padding:8px;margin-bottom:6px;background:var(--color-hover);border-radius:3px;border-left:3px solid var(--color-border-strong)}.zone-header{display:flex;align-items:center;gap:6px;margin-bottom:4px}.zone-color-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}.zone-name-input{flex:1;background:transparent;border:none;border-bottom:1px solid transparent;color:var(--color-text);font-size:12px;font-weight:500;padding:2px 4px}.zone-name-input:focus{outline:none;border-bottom-color:var(--color-accent)}.zone-volumes{display:flex;flex-direction:column;gap:2px;font-size:11px}.heatmap-container{margin-top:8px}.heatmap-title{font-size:11px;font-weight:500;color:var(--color-text-secondary);margin-bottom:4px}.heatmap-legend{display:flex;align-items:center;gap:6px;margin-top:4px;font-size:10px;color:var(--color-text-secondary)}.heatmap-legend-cut{color:var(--color-cut);font-weight:500}.heatmap-legend-fill{color:var(--color-fill);font-weight:500}.heatmap-legend-bar{flex:1;height:6px;background:linear-gradient(to right,var(--color-cut),var(--color-bg),var(--color-fill));border:1px solid var(--color-border);border-radius:2px}.error-banner{padding:10px 16px;background:#fef2f2;border-left:3px solid var(--color-error);color:var(--color-error);font-size:12px;margin:0}.gate-overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:var(--color-bg);z-index:9999}.gate-box{display:flex;flex-direction:column;align-items:center;gap:14px;padding:32px 40px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:6px;min-width:320px;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a}.gate-title{font-size:22px;font-weight:600;letter-spacing:.3px;color:var(--color-text)}.gate-subtitle{font-size:13px;color:var(--color-text-secondary)}.gate-input{width:100%;padding:10px 14px;font-size:14px;background:var(--color-input-bg);border:1px solid var(--color-input-border);border-radius:3px;color:var(--color-text);text-align:center}.gate-input:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 2px #2563eb26}.gate-error{font-size:12px;color:var(--color-error)}.gate-btn{width:100%;padding:10px;font-size:14px;font-weight:500;background:var(--color-accent);border:none;border-radius:3px;color:#fff;cursor:pointer}.gate-btn:hover{background:var(--color-accent-hover)}@media (max-width: 768px){.app-body{flex-direction:column}.sidebar{width:100%;border-left:none;border-top:1px solid var(--color-border);max-height:50vh}}