:root{color-scheme:dark;--bg-primary: #14171c;--bg-secondary: #1e2229;--bg-tertiary: #242830;--bg-hover: #2d333f;--border-color: #333944;--border-light: #434b59;--accent-color: #2f6fed;--accent-hover: #3f7bf2;--text-primary: #e6e6e6;--text-secondary: #8a93a3;--text-muted: #646d7e;--ruler-thickness: 24px}*{box-sizing:border-box}body{margin:0;background:var(--bg-primary);color:var(--text-primary);-webkit-user-select:none;user-select:none}.app{display:flex;flex-direction:column;width:100vw;height:100vh;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:13px;background:var(--bg-secondary)}.app__body{display:flex;flex:1;min-height:0;position:relative;overflow:hidden}.tab-bar{display:flex;align-items:center;height:32px;background:#13161c;border-bottom:1px solid var(--border-color);flex-shrink:0;z-index:9;-webkit-user-select:none;user-select:none;padding:0 4px}.tab-bar__scroll-container{display:flex;align-items:stretch;height:100%;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;gap:2px}.tab-bar__scroll-container::-webkit-scrollbar{display:none}.tab-item{display:flex;align-items:center;gap:6px;padding:0 10px;height:100%;background:#181b22;color:var(--text-secondary);border-right:1px solid rgba(255,255,255,.05);border-top:2px solid transparent;font-size:12px;font-weight:500;cursor:pointer;transition:background .15s,color .15s,border-color .15s;white-space:nowrap;max-width:200px}.tab-item:hover{background:#1f232c;color:var(--text-primary)}.tab-item--active{background:var(--bg-primary);color:#fff;border-top-color:var(--accent-color);font-weight:600}.tab-item__icon{display:flex;align-items:center;opacity:.8}.tab-item__title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tab-item__dirty-dot{color:#e6a23c;font-size:10px;line-height:1;margin-left:2px}.tab-item__close-btn{display:flex;align-items:center;justify-content:center;width:16px;height:16px;border-radius:3px;background:transparent;border:none;color:var(--text-muted);font-size:10px;cursor:pointer;padding:0;margin-left:2px;transition:all .15s}.tab-item__close-btn:hover{background:#e5393533;color:#ff5252}.tab-bar__add-btn{display:flex;align-items:center;justify-content:center;width:26px;height:24px;margin-left:4px;border-radius:4px;background:transparent;border:1px solid transparent;color:var(--text-secondary);cursor:pointer;transition:all .15s;padding:0}.tab-bar__add-btn:hover{background:var(--bg-hover);border-color:var(--border-light);color:#fff}.toolbar{display:flex;background:var(--bg-tertiary);z-index:10}.toolbar--top-row{flex-direction:row;align-items:center;gap:6px;padding:3px 10px;height:36px;background:#191c23;border-bottom:1px solid var(--border-color);flex-shrink:0;overflow-x:auto;overflow-y:hidden}.toolbar--bottom-row{flex-direction:row;align-items:center;gap:6px;padding:3px 10px;height:38px;background:#20242d;border-bottom:1px solid var(--border-color);flex-shrink:0;overflow-x:auto;overflow-y:hidden}.toolbar--vertical{flex-direction:column;align-items:center;gap:8px;padding:10px 6px;width:48px;min-width:48px;flex-shrink:0;border-right:1px solid var(--border-color);background:#20242c;overflow-y:auto;overflow-x:hidden}.toolbar__brand{font-weight:700;font-size:13px;letter-spacing:.5px;color:#c9d0dc;padding:0 6px 0 2px}.toolbar--vertical .toolbar__brand{display:none}.toolbar__group{display:flex;gap:4px}.toolbar--top-row .toolbar__group,.toolbar--bottom-row .toolbar__group{flex-direction:row;align-items:center}.toolbar--vertical .toolbar__group{flex-direction:column;align-items:center}.toolbar__separator{background:var(--border-color)}.toolbar--top-row .toolbar__separator,.toolbar--bottom-row .toolbar__separator{width:1px;height:20px;margin:0 3px}.toolbar--vertical .toolbar__separator{width:26px;height:1px;margin:2px 0}.toolbar__spacer{flex:1}.toolbar__button{display:flex;align-items:center;justify-content:center;width:30px;height:30px;padding:0;font:inherit;color:#b0b8c6;background:transparent;border:1px solid transparent;border-radius:4px;cursor:pointer;transition:background .15s,border-color .15s,color .15s}.toolbar__button:hover{color:#fff;background:var(--bg-hover);border-color:var(--border-light)}.toolbar__button[aria-pressed=true]{color:#fff;background:var(--accent-color);border-color:var(--accent-hover);box-shadow:0 0 8px #2f6fed66}.toolbar__toggle-layout-btn:hover{color:#fff}.toolbar__track-width-control{display:flex;align-items:center;gap:4px;background:#181b20;border:1px solid var(--border-color);border-radius:4px;padding:2px 6px;font-size:11px;color:var(--text-secondary)}.toolbar--vertical .toolbar__track-width-control{flex-direction:column;padding:4px 2px;width:36px;gap:2px}.toolbar__track-width-label{font-size:10px;font-weight:600;color:var(--accent-color)}.toolbar__track-width-select{background:#12151a;color:#fff;border:1px solid var(--border-light);border-radius:3px;padding:2px 4px;font-size:11px;outline:none;cursor:pointer;max-width:140px}.toolbar--vertical .toolbar__track-width-select{max-width:34px;font-size:9px;padding:1px}.toolbar__track-width-input{width:44px;background:#12151a;color:#fff;border:1px solid var(--border-light);border-radius:3px;padding:2px 4px;font-size:11px;text-align:right;outline:none}.toolbar--vertical .toolbar__track-width-input{width:32px;font-size:9px;padding:1px}.toolbar__track-width-input:focus,.toolbar__track-width-select:focus{border-color:var(--accent-color);box-shadow:0 0 4px #2f6fed80}.toolbar__track-width-unit{font-size:10px;color:var(--text-muted)}.toolbar__step-btn{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;background:#181b20;border:1px solid var(--border-light);border-radius:3px;color:var(--text-secondary);font-size:13px;font-weight:700;cursor:pointer;outline:none;transition:all .15s;padding:0;line-height:1}.toolbar__step-btn:hover{background:#252b36;border-color:var(--accent-color);color:#fff}.toolbar__step-btn:active{background:var(--accent-color);color:#fff}.toolbar__shape-group{display:flex;align-items:center;gap:6px;background:#14182099;padding:2px 4px;border-radius:4px;border:1px solid rgba(255,255,255,.08)}.toolbar__shape-select{background:#1c2128;color:#e6edf3;border:1px solid #30363d;border-radius:4px;padding:3px 8px;font-size:11.5px;font-weight:500;outline:none;cursor:pointer}.toolbar__shape-select:focus{border-color:var(--accent-color)}.toolbar__shape-btn{display:inline-flex;align-items:center;gap:4px;padding:3px 8px;background:#1c2128;border:1px solid #30363d;border-radius:4px;color:var(--text-secondary);font-size:11px;font-weight:500;cursor:pointer;outline:none;transition:all .15s}.toolbar__shape-btn:hover{background:#ffffff14;color:#fff}.toolbar__shape-btn--active,.toolbar__shape-btn--filled{background:#2f6fed40;border-color:var(--accent-color);color:#58a6ff;font-weight:600}.toolbar__layer-group{display:flex;align-items:center;gap:4px}.toolbar--vertical .toolbar__layer-group{flex-direction:column;gap:4px}.toolbar__layer-pill{display:flex;align-items:center;background:#181b20;border:1px solid var(--border-color);border-radius:4px;overflow:hidden;transition:border-color .15s,box-shadow .15s}.toolbar--vertical .toolbar__layer-pill{flex-direction:column}.toolbar__layer-pill--active.toolbar__layer-pill--top{border-color:#e53935;box-shadow:0 0 6px #e5393566}.toolbar__layer-pill--active.toolbar__layer-pill--bottom{border-color:#1e88e5;box-shadow:0 0 6px #1e88e566}.toolbar__layer-btn{display:flex;align-items:center;gap:4px;background:transparent;border:none;color:var(--text-secondary);font-size:11px;font-weight:500;padding:4px 6px;cursor:pointer;outline:none;transition:background .15s,color .15s}.toolbar--vertical .toolbar__layer-btn{font-size:9px;padding:2px}.toolbar__layer-btn:hover{background:var(--bg-hover);color:#fff}.toolbar__layer-pill--active .toolbar__layer-btn{color:#fff;font-weight:600}.toolbar__layer-dot{width:7px;height:7px;border-radius:50%;flex-shrink:0}.toolbar__layer-dot--top{background:#e53935;box-shadow:0 0 4px #e53935}.toolbar__layer-dot--bottom{background:#1e88e5;box-shadow:0 0 4px #1e88e5}.toolbar__layer-eye-btn{display:flex;align-items:center;justify-content:center;background:transparent;border:none;border-left:1px solid var(--border-color);color:#8a93a3;padding:4px;cursor:pointer;outline:none;transition:background .15s,color .15s}.toolbar--vertical .toolbar__layer-eye-btn{border-left:none;border-top:1px solid var(--border-color);padding:2px}.toolbar__layer-eye-btn:hover{background:var(--bg-hover);color:#fff}.toolbar__layer-eye-btn[aria-pressed=false]{color:#4b5563}.toolbar__snap-group{display:flex;align-items:center;gap:4px}.toolbar--vertical .toolbar__snap-group{flex-direction:column;gap:2px}.toolbar__snap-label{font-size:10px;font-weight:600;color:var(--accent-color)}.toolbar__snap-select{background:#12151a;color:#fff;border:1px solid var(--border-light);border-radius:3px;padding:2px 4px;font-size:11px;outline:none;cursor:pointer;max-width:125px}.toolbar--vertical .toolbar__snap-select{max-width:34px;font-size:9px;padding:1px}.toolbar__snap-select:focus{border-color:#00e5ff;box-shadow:0 0 4px #00e5ff80}.toolbar__dimension-control{display:flex;align-items:center;gap:3px;background:#181b20;border:1px solid var(--border-color);border-radius:4px;padding:2px 6px;font-size:11px;color:var(--text-secondary)}.toolbar--vertical .toolbar__dimension-control{flex-direction:column;padding:4px 2px;width:38px;gap:2px}.toolbar__dimension-label{font-size:10px;font-weight:600;color:#a371f7;margin-right:1px}.toolbar__dimension-axis{font-size:10px;font-weight:600;color:var(--text-muted)}.toolbar__dimension-input{width:44px;background:#12151a;color:#fff;border:1px solid var(--border-light);border-radius:3px;padding:2px 3px;font-size:11px;text-align:right;outline:none}.toolbar--vertical .toolbar__dimension-input{width:32px;font-size:9px;padding:1px}.toolbar__dimension-input:focus{border-color:#a371f7;box-shadow:0 0 4px #a371f780}.toolbar__aspect-lock-btn{display:flex;align-items:center;justify-content:center;width:20px;height:20px;background:transparent;border:none;border-radius:3px;color:var(--text-muted);cursor:pointer;padding:0;transition:color .15s,background .15s}.toolbar__aspect-lock-btn:hover{color:#fff;background:var(--bg-hover)}.toolbar__aspect-lock-btn--locked{color:#a371f7}.workspace{position:relative;flex:1;min-width:0;min-height:0;display:flex;overflow:hidden}.canvas-area{position:relative;width:100%;height:100%;overflow:hidden;background:var(--bg-primary)}.canvas-area__canvas{position:absolute;left:var(--ruler-thickness);top:var(--ruler-thickness);width:calc(100% - var(--ruler-thickness))!important;height:calc(100% - var(--ruler-thickness))!important;cursor:crosshair;touch-action:none}.canvas-area__canvas:focus{outline:none}.canvas-area__canvas--panning{cursor:grabbing!important}.canvas-rulers{position:absolute;inset:0;pointer-events:none;z-index:5}.canvas-rulers__corner{position:absolute;left:0;top:0;width:var(--ruler-thickness);height:var(--ruler-thickness);display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:600;color:var(--text-muted);background:#181b20;border-right:1px solid var(--border-color);border-bottom:1px solid var(--border-color)}.canvas-rulers__top,.canvas-rulers__left{position:absolute;display:block}.canvas-area__controls{position:absolute;right:14px;bottom:14px;display:flex;align-items:center;background:#1e222aeb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--border-color);border-radius:6px;padding:3px 4px;gap:2px;box-shadow:0 4px 14px #0006;z-index:6}.canvas-area__control-button{min-width:28px;height:26px;padding:0 8px;font:inherit;font-size:12px;font-weight:500;color:#c9d0dc;background:transparent;border:1px solid transparent;border-radius:4px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:background .12s,color .12s,border-color .12s}.canvas-area__control-button:hover{color:#fff;background:var(--bg-hover);border-color:var(--border-light)}.canvas-area__control-button--active{color:#fff!important;background:var(--accent-color)!important;border-color:var(--accent-hover)!important;box-shadow:0 0 8px #2f6fed80}.canvas-area__control-separator{width:1px;height:16px;background:var(--border-color);margin:0 3px}.status-bar{display:flex;align-items:center;gap:12px;padding:4px 16px;font-size:11px;color:var(--text-secondary);background:var(--bg-tertiary);border-top:1px solid var(--border-color);z-index:10}.status-bar__file-name{color:#c9d0dc;font-weight:500}.status-bar__dirty-marker{color:#f2b23e}.status-bar__active-footprint{color:#2f6fed;background:#2f6fed1f;padding:2px 8px;border-radius:4px;border:1px solid rgba(47,111,237,.3)}.status-bar__spacer{flex:1}.status-bar__coordinates{min-width:140px;text-align:right;font-variant-numeric:tabular-nums;font-family:monospace}.component-drawer{position:absolute;left:0;top:0;bottom:0;width:360px;background:#1e222a;border-right:1px solid var(--border-color);box-shadow:4px 0 20px #0006;display:flex;flex-direction:column;z-index:20;animation:slideInLeft .18s ease-out}@keyframes slideInLeft{0%{transform:translate(-100%)}to{transform:translate(0)}}.component-drawer__header{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;background:var(--bg-tertiary);border-bottom:1px solid var(--border-color)}.component-drawer__title-group{display:flex;flex-direction:column;gap:2px}.component-drawer__title{font-weight:600;font-size:13px;color:#fff}.component-drawer__count{font-size:11px;color:var(--text-muted)}.component-drawer__header-actions{display:flex;align-items:center;gap:8px}.component-drawer__btn{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;font:inherit;font-size:12px;font-weight:500;color:#c9d0dc;background:#2b303a;border:1px solid var(--border-color);border-radius:4px;cursor:pointer}.component-drawer__btn:hover{background:#363d4a;color:#fff}.component-drawer__btn--accent{background:var(--accent-color);border-color:var(--accent-hover);color:#fff}.component-drawer__btn--accent:hover{background:var(--accent-hover)}.component-drawer__close-btn{display:flex;align-items:center;justify-content:center;width:26px;height:26px;background:transparent;border:none;color:var(--text-secondary);border-radius:4px;cursor:pointer}.component-drawer__close-btn:hover{background:var(--bg-hover);color:#fff}.component-drawer__search-bar{display:flex;align-items:center;gap:8px;padding:8px 14px;background:#181b22;border-bottom:1px solid var(--border-color);color:var(--text-muted)}.component-drawer__search-input{flex:1;background:transparent;border:none;color:#fff;font:inherit;font-size:12px;outline:none}.component-drawer__clear-search{background:transparent;border:none;color:var(--text-muted);cursor:pointer;font-size:16px}.component-drawer__categories{display:flex;overflow-x:auto;gap:4px;padding:8px 12px;background:#1e222a;border-bottom:1px solid var(--border-color)}.component-drawer__cat-tab{padding:4px 10px;font:inherit;font-size:11px;font-weight:500;color:var(--text-secondary);background:transparent;border:1px solid transparent;border-radius:12px;cursor:pointer;white-space:nowrap}.component-drawer__cat-tab:hover{color:#fff;background:var(--bg-hover)}.component-drawer__cat-tab.active{color:#fff;background:#2f6fed}.component-drawer__list{flex:1;overflow-y:auto;padding:10px 12px;display:flex;flex-direction:column;gap:8px}.component-card{display:flex;gap:12px;padding:10px;background:#242832;border:1px solid var(--border-color);border-radius:6px;cursor:pointer;transition:all .15s ease}.component-card:hover{border-color:#485366;background:#2a2f3b;transform:translateY(-1px)}.component-card--selected{border-color:var(--accent-color)!important;background:#202b40!important;box-shadow:0 0 10px #2f6fed40}.component-card__preview{width:72px;height:72px;background:#14171c;border:1px solid var(--border-color);border-radius:4px;display:flex;align-items:center;justify-content:center;overflow:hidden;flex-shrink:0}.component-drawer__preview-svg{width:100%;height:100%}.component-card__info{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}.component-card__top{display:flex;align-items:center;justify-content:space-between;gap:4px}.component-card__name{font-weight:600;font-size:12px;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.component-card__badge{font-size:10px;padding:1px 6px;background:#2d3340;color:#9cb0ce;border-radius:4px;flex-shrink:0}.component-card__desc{margin:0;font-size:11px;color:var(--text-secondary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.35}.component-card__footer{display:flex;align-items:center;justify-content:space-between;margin-top:auto;font-size:10px;color:var(--text-muted)}.component-import-modal{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:100;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.component-import-modal__dialog{width:520px;max-width:90vw;background:#20242c;border:1px solid var(--border-color);border-radius:8px;box-shadow:0 10px 30px #0009;overflow:hidden}.component-import-modal__header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;background:var(--bg-tertiary);border-bottom:1px solid var(--border-color)}.component-import-modal__title-row{display:flex;align-items:center;gap:8px}.component-import-modal__title-row h3{margin:0;font-size:14px;font-weight:600;color:#fff}.component-import-modal__body{padding:18px;display:flex;flex-direction:column;gap:12px}.component-import-label{font-size:12px;font-weight:500;color:#c9d0dc}.component-import-input-row{display:flex;gap:8px}.component-import-text-input{flex:1;background:#14171c;border:1px solid var(--border-color);border-radius:4px;padding:6px 10px;color:#fff;font:inherit;font-size:12px}.component-import-divider{text-align:center;font-size:11px;color:var(--text-muted);position:relative;margin:6px 0}.component-import-textarea{width:100%;background:#14171c;border:1px solid var(--border-color);border-radius:4px;padding:8px;color:#c9d0dc;font-family:monospace;font-size:11px;resize:vertical}.component-import-footer-actions{display:flex;justify-content:flex-end;gap:8px}.component-drawer__file-btn{background:#2b303a;cursor:pointer}.component-import-status{padding:8px 12px;border-radius:4px;font-size:12px}.component-import-status.success{background:#2ea04326;color:#3fb950;border:1px solid rgba(46,160,67,.4)}.component-import-status.error{background:#f8514926;color:#f85149;border:1px solid rgba(248,81,73,.4)}.modal-backdrop{position:fixed;inset:0;z-index:1000;background:#000000bf;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:16px;overflow-y:auto;animation:modalFadeIn .15s ease-out}.modal{background:#161b22;border:1px solid #30363d;border-radius:10px;box-shadow:0 20px 48px #000c,0 0 0 1px #ffffff0d;display:flex;flex-direction:column;max-width:95vw;max-height:92vh;overflow:hidden;color:#e6edf3}.modal__header{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;background:#1c2128;border-bottom:1px solid #21262d;flex-shrink:0}.modal__title-group{display:flex;align-items:center;gap:10px}.modal__header-icon{width:20px;height:20px;color:var(--accent-color)}.modal__title{margin:0;font-size:15px;font-weight:600;color:#fff}.modal__close-btn{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:4px;border-radius:4px;display:flex;align-items:center;justify-content:center;transition:all .15s}.modal__close-btn:hover{background:#ffffff1a;color:#fff}.modal__footer{display:flex;align-items:center;justify-content:flex-end;gap:10px;padding:12px 20px;background:#1c2128;border-top:1px solid #21262d;flex-shrink:0}.modal--print{width:960px;max-width:95vw;max-height:92vh;display:flex;flex-direction:column}.modal__body--print{display:flex;gap:20px;padding:16px 20px;overflow-y:auto;flex:1;min-height:0}.print-modal__preview-pane{flex:1.1;min-width:0;display:flex;flex-direction:column;background:#14171c;border:1px solid var(--border-color);border-radius:8px;padding:12px;align-items:center;justify-content:center}.print-modal__preview-badge{width:100%;display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between;margin-bottom:10px;font-size:11px;color:var(--text-secondary)}.print-modal__badge-scale{background:#2f6fed26;color:#58a6ff;border:1px solid rgba(47,111,237,.3);padding:2px 8px;border-radius:4px;font-weight:500}.print-modal__badge-mirror{background:#f2b23e26;color:#f2b23e;border:1px solid rgba(242,178,62,.3);padding:2px 8px;border-radius:4px;font-weight:500}.print-modal__canvas-wrapper{flex:1;display:flex;align-items:center;justify-content:center;background:#0d1117;padding:10px;border-radius:6px;box-shadow:inset 0 2px 8px #00000080;width:100%;max-height:380px;overflow:hidden}.print-modal__canvas{box-shadow:0 4px 16px #0009;border:1px solid #ffffff33;max-width:100%;max-height:360px;object-fit:contain}.print-modal__controls-pane{flex:1;display:flex;flex-direction:column;gap:14px;overflow-y:auto;padding-right:4px}.print-modal__section{display:flex;flex-direction:column;gap:8px}.print-modal__section-title{font-size:12px;font-weight:600;color:#e6edf3}.print-modal__layer-options{display:flex;flex-direction:column;gap:6px}.print-modal__layer-btn{display:flex;align-items:center;gap:10px;background:#1e222a;border:1px solid var(--border-color);border-radius:6px;padding:8px 12px;cursor:pointer;text-align:left;transition:all .15s}.print-modal__layer-btn strong{color:#e6edf3;font-size:12px;display:block}.print-modal__layer-btn small{color:var(--text-muted);font-size:10px;display:block}.print-modal__layer-btn:hover{background:#252b36;border-color:var(--accent-color)}.print-modal__layer-btn--active{background:#1c2738;border-color:#2f6fed;box-shadow:0 0 8px #2f6fed59}.print-modal__dot{width:12px;height:12px;border-radius:50%;flex-shrink:0}.print-modal__dot--bottom{background:#1976d2;box-shadow:0 0 6px #1976d2}.print-modal__dot--top{background:#d32f2f;box-shadow:0 0 6px #d32f2f}.print-modal__dot--both{background:linear-gradient(135deg,#d32f2f 50%,#1976d2 50%);box-shadow:0 0 6px #00e5ff80}.print-modal__checkboxes{display:flex;flex-direction:column;gap:10px;background:#14171c;border:1px solid var(--border-color);border-radius:6px;padding:10px 12px}.print-modal__checkbox-label{display:flex;align-items:flex-start;gap:8px;font-size:12px;color:#e6edf3;cursor:pointer}.print-modal__checkbox-label 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