@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-cyrillic-ext-400-normal-BQZuk6qB.woff2) format("woff2"),url(/assets/inter-cyrillic-ext-400-normal-DQukG94-.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-cyrillic-400-normal-obahsSVq.woff2) format("woff2"),url(/assets/inter-cyrillic-400-normal-HOLc17fK.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-greek-ext-400-normal-DGGRlc-M.woff2) format("woff2"),url(/assets/inter-greek-ext-400-normal-KugGGMne.woff) format("woff");unicode-range:U+1F00-1FFF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-greek-400-normal-B4URO6DV.woff2) format("woff2"),url(/assets/inter-greek-400-normal-q2sYcFCs.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-vietnamese-400-normal-DMkecbls.woff2) format("woff2"),url(/assets/inter-vietnamese-400-normal-Bbgyi5SW.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-latin-ext-400-normal-C1nco2VV.woff2) format("woff2"),url(/assets/inter-latin-ext-400-normal-77YHD8bZ.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-latin-400-normal-C38fXH4l.woff2) format("woff2"),url(/assets/inter-latin-400-normal-CyCys3Eg.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-cyrillic-ext-500-normal-B0yAr1jD.woff2) format("woff2"),url(/assets/inter-cyrillic-ext-500-normal-BmqWE9Dz.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-cyrillic-500-normal-BasfLYem.woff2) format("woff2"),url(/assets/inter-cyrillic-500-normal-CxZf_p3X.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-greek-ext-500-normal-C4iEst2y.woff2) format("woff2"),url(/assets/inter-greek-ext-500-normal-2j5mBUwD.woff) format("woff");unicode-range:U+1F00-1FFF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-greek-500-normal-BIZE56-Y.woff2) format("woff2"),url(/assets/inter-greek-500-normal-Xzm54t5V.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-vietnamese-500-normal-DOriooB6.woff2) format("woff2"),url(/assets/inter-vietnamese-500-normal-mJboJaSs.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-latin-ext-500-normal-CV4jyFjo.woff2) format("woff2"),url(/assets/inter-latin-ext-500-normal-BxGbmqWO.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-latin-500-normal-Cerq10X2.woff2) format("woff2"),url(/assets/inter-latin-500-normal-BL9OpVg8.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-cyrillic-ext-600-normal-Dfes3d0z.woff2) format("woff2"),url(/assets/inter-cyrillic-ext-600-normal-Bcila6Z-.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-cyrillic-600-normal-CWCymEST.woff2) format("woff2"),url(/assets/inter-cyrillic-600-normal-4D_pXhcN.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-greek-ext-600-normal-DRtmH8MT.woff2) format("woff2"),url(/assets/inter-greek-ext-600-normal-B8X0CLgF.woff) format("woff");unicode-range:U+1F00-1FFF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-greek-600-normal-plRanbMR.woff2) format("woff2"),url(/assets/inter-greek-600-normal-BZpKdvQh.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-vietnamese-600-normal-Cc8MFFhd.woff2) format("woff2"),url(/assets/inter-vietnamese-600-normal-BuLX-rYi.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-latin-ext-600-normal-D2bJ5OIk.woff2) format("woff2"),url(/assets/inter-latin-ext-600-normal-CIVaiw4L.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-latin-600-normal-LgqL8muc.woff2) format("woff2"),url(/assets/inter-latin-600-normal-CiBQ2DWP.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-cyrillic-ext-700-normal-BjwYoWNd.woff2) format("woff2"),url(/assets/inter-cyrillic-ext-700-normal-LO58E6JB.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-cyrillic-700-normal-CjBOestx.woff2) format("woff2"),url(/assets/inter-cyrillic-700-normal-DrXBdSj3.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-greek-ext-700-normal-qfdV9bQt.woff2) format("woff2"),url(/assets/inter-greek-ext-700-normal-BoQ6DsYi.woff) format("woff");unicode-range:U+1F00-1FFF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-greek-700-normal-C3JjAnD8.woff2) format("woff2"),url(/assets/inter-greek-700-normal-BUv2fZ6O.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-vietnamese-700-normal-DlLaEgI2.woff2) format("woff2"),url(/assets/inter-vietnamese-700-normal-BZaoP0fm.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-latin-ext-700-normal-Ca8adRJv.woff2) format("woff2"),url(/assets/inter-latin-ext-700-normal-TidjK2hL.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-latin-700-normal-Yt3aPRUw.woff2) format("woff2"),url(/assets/inter-latin-700-normal-BLAVimhd.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:800;src:url(/assets/inter-cyrillic-ext-800-normal-BZOjs1Xv.woff2) format("woff2"),url(/assets/inter-cyrillic-ext-800-normal-Ca-gJeZY.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:800;src:url(/assets/inter-cyrillic-800-normal-C7MGvYyJ.woff2) format("woff2"),url(/assets/inter-cyrillic-800-normal-CCHyn08d.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:800;src:url(/assets/inter-greek-ext-800-normal-B--PVpEC.woff2) format("woff2"),url(/assets/inter-greek-ext-800-normal-DUe57HfS.woff) format("woff");unicode-range:U+1F00-1FFF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:800;src:url(/assets/inter-greek-800-normal-CLIouy3y.woff2) format("woff2"),url(/assets/inter-greek-800-normal-BU00tryP.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:800;src:url(/assets/inter-vietnamese-800-normal-Cm7tD1pz.woff2) format("woff2"),url(/assets/inter-vietnamese-800-normal-DDlpr_Ee.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:800;src:url(/assets/inter-latin-ext-800-normal-DZJjya6U.woff2) format("woff2"),url(/assets/inter-latin-ext-800-normal-BOMpwxm3.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:800;src:url(/assets/inter-latin-800-normal-BYj_oED-.woff2) format("woff2"),url(/assets/inter-latin-800-normal-D1mf63XC.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--brand: #673ab6;--grad-primary: linear-gradient(90deg, #673ab6, #5e35b1);--grad-secondary: linear-gradient(90deg, #673ab6, #3023ae);--grad-tertiary: linear-gradient(90deg, #673ab6, #4050b5, #03a9f4);--bg: #e8eaf3;--panel: #ffffff;--canvas-bg: #f5f6fb;--dot: #e3def1;--border: #d7d2e6;--text: #1e1b2e;--muted: #6b647e;--accent: #673ab6;--accent-soft: #ece6f7;--zone-fill: rgba(103, 58, 182, .08);--zone-fill-soft: rgba(103, 58, 182, .05);--danger: #dc2626;--link: #5b21b6;color-scheme:light;font-family:Inter,Segoe UI,system-ui,-apple-system,sans-serif;color:var(--text)}:root[data-theme=dark]{--bg: #0b0913;--panel: #241d3e;--canvas-bg: #15112a;--dot: #352c52;--border: #3a3357;--text: #ece9f6;--muted: #a59fc0;--accent: #9d7be0;--accent-soft: #2d2350;--zone-fill: rgba(157, 123, 224, .1);--zone-fill-soft: rgba(157, 123, 224, .06);--danger: #f87171;--link: #c4b5fd;color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:var(--bg)}button{font-family:inherit;cursor:pointer}.app{display:flex;flex-direction:column;min-height:100vh}.topbar{display:flex;align-items:center;gap:12px;padding:12px 20px;background:var(--panel);border-bottom:3px solid;border-image:linear-gradient(90deg,#673ab6,#5e35b1,#03a9f4) 1;position:sticky;top:0;z-index:50}.topbar h1{font-size:18px;margin:0 auto 0 0;color:var(--accent);letter-spacing:.3px}.topbar .hint{color:var(--muted);font-size:12px}.btn{border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:8px;padding:8px 14px;font-size:14px;font-weight:600;transition:background .12s,border-color .12s}.btn:hover{background:#f8fafc}.btn.primary{background:var(--grad-primary);color:#fff;border-color:transparent}.btn.primary:hover{filter:brightness(1.08)}.btn.ghost{background:transparent}.btn.danger{color:var(--danger);border-color:#fca5a5}.btn:disabled{opacity:.5;cursor:not-allowed}.app{height:100vh;overflow:hidden}.body{position:relative;display:grid;grid-template-columns:360px 1fr;gap:0;flex:1;min-height:0;height:calc(100vh - 58px);overflow:hidden}.body.sidebar-collapsed{grid-template-columns:1fr}.body.sidebar-collapsed .sidebar{display:none}.sidebar{border-right:1px solid var(--border);background:var(--panel);padding:18px;overflow-y:auto;height:100%}.main{padding:14px;overflow:hidden;display:flex;flex-direction:column;gap:10px;height:100%;min-height:0;background:var(--bg)}.collapse-btn{display:inline-flex}.section{margin-bottom:22px}.section h2.with-action{display:flex;align-items:center;justify-content:space-between;gap:8px}.collapse-inline{display:inline-flex;align-items:center;gap:4px;border:1px solid var(--accent);background:var(--accent-soft);color:var(--accent);border-radius:999px;padding:4px 12px;font-size:11px;font-weight:700;text-transform:none;letter-spacing:0}.collapse-inline:hover{background:var(--accent);color:#fff}.show-panel-tab{position:absolute;left:0;top:12px;z-index:40;border:none;background:var(--grad-primary);color:#fff;font-size:12px;font-weight:700;padding:10px 14px;border-radius:0 12px 12px 0;box-shadow:3px 3px 14px #0000004d;cursor:pointer}.show-panel-tab:hover{filter:brightness(1.08)}.section h2{font-size:14px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);margin:0 0 12px;border-bottom:1px solid var(--border);padding-bottom:6px}.field{margin-bottom:14px}.field>label{display:block;font-size:13px;font-weight:600;margin-bottom:5px}.row{display:flex;gap:8px;align-items:center}input[type=number],input[type=text],select{width:100%;padding:7px 9px;border:1px solid var(--border);border-radius:7px;font-size:14px;background:var(--panel);color:var(--text)}input[type=number]{width:90px}.sub{margin-top:8px;margin-left:4px;padding-left:12px;border-left:2px solid var(--accent-soft)}.alloc-row{display:flex;gap:6px;align-items:center;margin-bottom:6px}.alloc-row select{flex:1}.alloc-row select:nth-of-type(2){flex:0 0 76px}.alloc-row .row{flex:0 0 auto}.alloc-row input[type=number]{width:64px}.alloc-warn{font-size:12px;color:var(--danger);margin-top:4px}.alloc-ok{font-size:12px;color:var(--muted);margin-top:4px}.checkline{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:500;margin-right:10px}.place-later{margin:10px 0 4px;font-size:12px;font-weight:500;color:var(--muted);cursor:pointer}.iconbtn{border:1px solid #fca5a5;background:var(--panel);border-radius:6px;width:28px;height:32px;font-size:16px;font-weight:700;line-height:1;color:var(--danger)}.iconbtn:hover{background:var(--danger);color:#fff;border-color:var(--danger)}.diagram-toolbar{display:flex;align-items:center;gap:10px}.toolbar-msg{flex:1;min-width:0}.edit-toggle,.beautify-toggle{white-space:nowrap}.floor-tabs{display:flex;gap:4px}.floor-tab{border:1px solid var(--border);background:var(--panel);color:var(--text);padding:6px 12px;border-radius:7px;font-size:13px;font-weight:600}.floor-tab.active{background:var(--accent);color:#fff;border-color:var(--accent)}.linkbanner{background:#fef3c7;border:1px solid #fcd34d;color:#92400e;padding:6px 12px;border-radius:7px;font-size:13px;font-weight:600}.linkbanner-cancel{margin-left:4px;border:1px solid #b45309;background:#fff;color:#92400e;font-weight:700;font-size:12px;padding:3px 10px;border-radius:6px}.linkbanner-cancel:hover{background:#fde68a}.diagram-wrap{display:grid;grid-template-columns:230px 1fr;gap:12px;flex:1;min-height:0}.tray{border:1px solid var(--border);background:var(--panel);border-radius:10px;padding:10px;overflow-y:auto;min-height:0}.tray h3{font-size:12px;text-transform:uppercase;color:var(--muted);margin:0 0 8px}.tray-empty{color:var(--muted);font-size:12px}.tray-group{margin-bottom:10px}.tray-group-label{font-size:11px;color:var(--muted);margin-bottom:4px}.canvas{position:relative;background-color:var(--canvas-bg);border:1px solid var(--border);border-radius:10px;box-shadow:inset 0 0 0 1px #7f7f7f0a;overflow:hidden;flex:1;min-height:0;touch-action:none}.zone{position:absolute;border:2px solid var(--accent);border-radius:10px;background:var(--zone-fill);cursor:move}.zone.section{border-style:dashed;border-color:var(--accent);background:var(--zone-fill-soft)}.zone-header{display:flex;align-items:center;gap:6px;padding:4px 8px;font-size:12px;font-weight:700;color:var(--text);cursor:move;background:var(--accent-soft);border-radius:8px 8px 0 0;-webkit-user-select:none;user-select:none}.zone.section .zone-header{color:var(--text);background:var(--accent-soft)}.zone-tag{font-size:10px;text-transform:uppercase;opacity:.7}.zone-name{flex:1;border:1px solid transparent;background:transparent;font-weight:700;font-size:12px;color:inherit;padding:2px 4px;border-radius:5px;min-width:40px}.zone-name{font-weight:700;font-size:12px;padding:2px 4px;cursor:move;border-radius:5px;-webkit-user-select:none;user-select:none}.zone-name:hover{background:#7f7f7f1f}.zone-floor{width:auto;margin-left:4px;padding:0 4px;font-size:11px}.zone-handle{position:absolute;width:14px;height:14px;background:var(--accent);border:2px solid #fff;border-radius:50%;opacity:0;transition:opacity .1s}.zone:hover .zone-handle{opacity:.9}.zone-handle.nw{left:-7px;top:-7px;cursor:nwse-resize}.zone-handle.ne{right:-7px;top:-7px;cursor:nesw-resize}.zone-handle.sw{left:-7px;bottom:-7px;cursor:nesw-resize}.zone-handle.se{right:-7px;bottom:-7px;cursor:nwse-resize}.unit{position:absolute;width:100px;min-height:76px;background:var(--panel);border:2px solid var(--border);border-radius:10px;padding:6px;font-size:11px;text-align:center;box-shadow:0 1px 3px #0f172a1f;cursor:grab;-webkit-user-select:none;user-select:none;display:flex;flex-direction:column;align-items:center;gap:2px}.unit.tray-unit{position:static;width:100%;margin-bottom:6px;cursor:grab;flex-direction:row;justify-content:flex-start;text-align:left;min-height:0;padding:6px 8px}.unit .icon{font-size:18px}.unit .label{font-weight:700}.unit .sub{color:var(--muted);font-size:10px;line-height:1.2}.unit.linksrc{outline:3px solid #f59e0b;outline-offset:1px}.unit.linkable:hover{outline:2px dashed var(--accent)}.cds-badge{position:absolute;top:-9px;right:-9px;background:#fde047;color:#1e293b;font-size:10px;font-weight:800;border:1.5px solid #1e293b;border-radius:6px;padding:1px 5px;box-shadow:0 1px 2px #00000040;z-index:2}.pole-badge{position:absolute;top:-9px;left:-9px;background:#c7d2fe;color:#1e1b4b;font-size:9px;font-weight:800;border:1.5px solid #4f46e5;border-radius:6px;padding:1px 5px;box-shadow:0 1px 2px #00000040;z-index:2;white-space:nowrap}.pole-picker{margin-top:6px;padding:6px 8px;border:1px dashed var(--accent);border-radius:8px;background:var(--zone-fill-soft)}.pole-picker-label{font-size:11px;font-weight:700;color:var(--muted);margin-bottom:4px}.pole-picker-grid{display:flex;flex-wrap:wrap;gap:4px 10px}.pole-picker-grid .checkline{font-size:12px;margin-right:0}.conn-tag{margin-top:3px;color:#fff;font-size:9px;font-weight:700;border-radius:5px;padding:1px 6px;letter-spacing:.3px;cursor:pointer}.model-chip{margin-top:2px;font-size:9px;font-weight:700;border-radius:5px;padding:1px 6px;cursor:pointer;background:var(--accent-soft);color:var(--text);border:1px solid var(--border)}.model-chip.unset{background:transparent;color:var(--muted);border-style:dashed}.canvas.exporting .zone-name{text-align:center}.canvas.beautify .conn-tag,.canvas.beautify .model-chip,.canvas.beautify .cds-badge,.canvas.beautify .pole-badge,.canvas.beautify .zone-note,.canvas.beautify .zone-tag,.canvas.beautify .unit .label{display:none}.canvas.beautify{background-color:#673ab6}.canvas.beautify .unit{background:#fff}.canvas.beautify .zone{border-style:solid;border-color:#ffffff4d;background:#ffffff0f}.canvas.beautify .zone.section{border-color:#ffffff73;background:#ffffff1f}.canvas.beautify .zone-header{justify-content:center;background:transparent}.canvas.beautify .zone-name{flex:initial;text-align:center;font-weight:800;font-size:14px;color:#fff}.unit-photo-wrap{position:relative;display:flex;align-items:center;justify-content:center}.unit-photo{width:72px;height:48px;object-fit:contain;display:block}.unit-photo-size{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:12px;color:#fff;text-shadow:0 1px 3px rgba(0,0,0,.9);pointer-events:none}.text-note{position:absolute;max-width:360px;color:var(--text);line-height:1.25;white-space:pre-wrap;word-break:break-word;cursor:grab;-webkit-user-select:none;user-select:none;padding:2px 4px;border-radius:4px}.text-note:hover{background:#7f7f7f1a;outline:1px dashed var(--border)}.text-note.editing{cursor:default}.text-note-area{min-width:120px;max-width:360px;resize:none;overflow:hidden;border:1px solid var(--accent);border-radius:6px;background:var(--panel);color:var(--text);padding:4px 6px;line-height:1.25;box-shadow:0 2px 10px #00000026;font-family:inherit}.text-toolbar{position:absolute;top:-34px;left:0;display:flex;gap:4px;background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:3px;box-shadow:0 2px 10px #0000002e;z-index:5}.tt-btn{min-width:26px;height:24px;padding:0 6px;border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:6px;font-size:12px;font-weight:700;cursor:pointer;line-height:1}.tt-btn:hover{background:var(--accent-soft)}.tt-btn.on{background:var(--accent);color:#fff;border-color:var(--accent)}.tt-btn.del{color:#b91c1c}.zone-edit-block{margin-bottom:12px;padding-bottom:12px;border-bottom:1px dashed var(--border)}.zone-edit-block:last-child{border-bottom:none;padding-bottom:0}.zone-edit-row{display:flex;gap:6px;align-items:center;margin-bottom:6px}.zone-edit-row .row{flex:1}.zone-points-row{display:flex;gap:10px;margin-left:18px}.zone-points{flex:1;display:flex;flex-direction:column;gap:2px;font-size:11px;font-weight:500;color:var(--muted)}.zone-points select,.zone-points .row{width:100%}.floor-pick{width:auto;min-width:88px;padding:6px;font-size:12px}.unit .label{cursor:text;border-radius:4px;padding:0 2px;line-height:1.15}.unit-name{width:88px;font-size:11px;font-weight:700;text-align:center;padding:1px 3px;border:1px solid var(--accent);border-radius:4px}.del-btn{margin-left:auto;border:none;background:transparent;color:var(--danger);font-size:16px;line-height:1;padding:0 2px;opacity:.55}.del-btn:hover{opacity:1}.diagram-right{display:flex;flex-direction:column;gap:8px;min-height:0}.venue-bar{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:6px 12px}.venue-title{width:100%;border:1px solid transparent;background:transparent;font-size:20px;font-weight:800;color:var(--text);padding:4px 6px;border-radius:7px}.venue-title:hover{border-color:var(--border)}.venue-title:focus{outline:none;border-color:var(--accent)}.floor-strip{display:flex;gap:6px;margin-top:8px}.floor-seg{flex:1;border:1px solid var(--border);background:var(--canvas-bg);color:var(--muted);padding:6px 8px;border-radius:7px;font-size:13px;font-weight:700;text-align:center}.floor-seg.active{background:var(--grad-primary);color:#fff;border-color:transparent}.menu-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200}.ctx-menu{position:fixed;z-index:201;background:var(--panel);border:1px solid var(--border);border-radius:10px;box-shadow:0 12px 30px #0000004d;padding:6px;min-width:180px}.ctx-group{font-size:10px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);padding:4px 8px}.ctx-item{display:block;width:100%;text-align:left;border:none;background:transparent;color:var(--text);padding:7px 9px;border-radius:7px;font-size:13px;font-weight:500}.ctx-item:hover{background:var(--accent-soft)}.ctx-sep{height:1px;background:var(--border);margin:5px 4px}.tray-head{display:flex;flex-direction:column;gap:7px;margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid var(--border)}.tray-head h3{margin:0}.tray-actions{display:flex;gap:6px}.tray-actions .btn.mini{flex:1}.btn.mini{padding:5px 10px;font-size:11px;font-weight:600;border-radius:7px}.tray-group-label{display:flex;align-items:center;justify-content:space-between;width:100%;border:none;background:transparent;font-size:11px;font-weight:700;text-transform:uppercase;color:var(--muted);padding:4px 2px;cursor:pointer}.tray-count{background:var(--accent-soft);color:var(--accent);border-radius:10px;padding:0 7px;font-size:10px}.zone-name-input{flex:1;font-weight:700;font-size:12px;padding:2px 4px;min-width:40px}.zone-note{padding:1px 12px 0;font-size:11px;font-weight:600;color:var(--muted);white-space:nowrap;pointer-events:none}.zone-list{padding:3px 12px 6px;font-size:11px;line-height:16px;color:var(--text);pointer-events:none}.zone-list-item{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}.canvas.beautify .zone-list{color:#fff}.canvas.beautify .zone-list-item{font-weight:600}.links-svg{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;overflow:visible;pointer-events:none}.links-svg line{pointer-events:stroke;cursor:pointer}.links-svg .link-halo{stroke:var(--link);stroke-width:9;stroke-linecap:round;opacity:.25}.links-svg line.link{stroke:var(--link);stroke-width:4;stroke-dasharray:9 5;stroke-linecap:round}.links-svg line.link.wired{stroke-dasharray:none}.links-svg g:hover .link{stroke-width:5.5}.canvas.beautify .links-svg .link-halo{stroke:#0000008c;stroke-width:10;opacity:1}.canvas.beautify .links-svg line.link{stroke:#fff;stroke-width:4}.drag-ghost{position:fixed;z-index:999;pointer-events:none;opacity:.85;transform:translate(-50%,-50%)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a73;display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.modal{position:relative;background:var(--panel);border-radius:14px;width:100%;max-width:620px;max-height:86vh;overflow-y:auto;padding:22px;box-shadow:0 20px 60px #0f172a59}.modal-wide{max-width:920px}.proposal-input{width:100%;min-height:260px;resize:vertical;font-family:Inter,system-ui,sans-serif;font-size:13px;line-height:1.5;padding:10px 12px;border-radius:10px;margin-bottom:12px}.modal h2{margin:0 0 4px;font-size:20px}.modal p.sub-text{margin:0 0 18px;color:var(--muted);font-size:13px}.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.choice{border:2px solid var(--border);border-radius:12px;padding:18px;text-align:left;background:var(--panel);color:var(--text)}.choice:hover{border-color:var(--accent);background:var(--accent-soft)}.choice .big{font-size:15px;font-weight:700;margin-bottom:4px}.choice .small{font-size:12px;color:var(--muted)}.dropzone{border:2px dashed var(--border);border-radius:12px;padding:22px;text-align:center;color:var(--muted);font-size:14px;margin-bottom:14px}.dropzone.drag{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}.preview-table{width:100%;border-collapse:collapse;font-size:13px;margin-top:8px}.preview-table th,.preview-table td{text-align:left;padding:5px 8px;border-bottom:1px solid var(--border)}.preview-table th{color:var(--muted);font-size:11px;text-transform:uppercase}.pill{display:inline-block;font-size:11px;padding:1px 7px;border-radius:10px;font-weight:600}.pill.match{background:#dcfce7;color:#15803d}.pill.skip{background:#e2e8f0;color:#475569}.pill.unmatched{background:#fee2e2;color:#b91c1c}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.spinner{text-align:center;padding:30px;color:var(--muted)}.import-loading{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:14px;background:var(--panel);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;z-index:5}.loader{width:44px;height:44px;border-radius:50%;border:4px solid var(--accent-soft);border-top-color:var(--accent);animation:spin .8s linear infinite}.loader-text{color:var(--text);font-size:14px;font-weight:600;max-width:280px;text-align:center}@keyframes spin{to{transform:rotate(360deg)}}.assign-remaining{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.assign-list{display:flex;flex-direction:column;gap:10px;max-height:46vh;overflow-y:auto}.assign-card{border:1px solid var(--border);border-radius:10px;padding:10px 12px}.assign-actions{display:flex;gap:6px;justify-content:flex-end;margin-bottom:8px}.assign-head{display:flex;align-items:center;gap:6px;width:100%;border:none;background:transparent;color:var(--text);cursor:pointer;font-size:14px;padding:2px 0}.assign-head .muted{color:var(--muted);font-weight:400;font-size:12px}.assign-count{background:var(--accent-soft);color:var(--accent);border-radius:10px;padding:0 7px;font-size:11px;font-weight:700}.assign-caret{margin-left:auto;color:var(--muted)}.assign-card .assign-grid{margin-top:8px}.assign-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:6px 14px}.assign-item{display:flex;align-items:center;justify-content:space-between;font-size:12px}.stepper{display:inline-flex;align-items:center;gap:6px}.stepper button{width:24px;height:24px;border-radius:6px;border:1px solid var(--border);background:var(--panel);color:var(--text);font-size:14px;line-height:1}.stepper button:disabled{opacity:.4}.stepper span{min-width:16px;text-align:center;font-weight:700}.file-block{margin-bottom:14px}.file-block label{font-size:13px;font-weight:600;display:block;margin-bottom:6px}.empty-state{color:var(--muted);font-size:14px;padding:40px;text-align:center;border:1px dashed var(--border);border-radius:12px}.map-select{font-size:12px;padding:4px 6px;width:100%}.preview-table td:nth-child(2){white-space:normal;overflow-wrap:anywhere;min-width:240px}.qty-input{width:54px;padding:4px 6px;font-size:12px}.qty-cell select,.qty-cell input[type=number]{font-size:12px;padding:4px 6px}.qty-cell .row{gap:4px}.preview-table tr.row-ignore td{opacity:.55}.unit-del{position:absolute;top:-10px;right:-10px;width:22px;height:22px;border-radius:50%;border:2px solid var(--panel);background:var(--danger);color:#fff;font-size:12px;line-height:1;padding:0;z-index:4}.zone-del{margin-left:auto;width:22px;height:22px;border-radius:50%;border:none;background:var(--danger);color:#fff;font-size:12px;line-height:1;padding:0}.unit.editing{cursor:default}.unit.editing:hover{outline:2px dashed var(--danger);outline-offset:1px}.tray.hot{outline:2px dashed var(--accent);outline-offset:-2px;background:var(--accent-soft)}.linkbanner.edit{background:var(--accent-soft);border-color:var(--accent);color:var(--text);display:inline-flex;align-items:center}.topbar-spacer{flex:1}.modal.howto{max-width:460px}.howto-step{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);margin-bottom:2px}.howto-body{color:var(--text);font-size:14px;line-height:1.55;margin:8px 0 16px}.howto-dots{display:flex;gap:6px;justify-content:center;margin-bottom:4px}.howto-dots .dot{width:7px;height:7px;border-radius:50%;background:var(--border)}.howto-dots .dot.on{background:var(--accent)}.howto-where{font-size:12px;color:var(--muted);margin:0 0 10px}.hv{display:flex;align-items:center;justify-content:center;min-height:120px;background:var(--canvas-bg);border:1px solid var(--border);border-radius:10px;padding:14px;margin:6px 0 12px}.hv-arrowrow,.hv-linkrow{display:flex;align-items:center;gap:14px}.hv-arrow{color:var(--muted);font-size:20px}.hv-unit{position:relative;width:92px;background:var(--panel);border:2px solid var(--accent);border-radius:9px;padding:6px;display:flex;flex-direction:column;align-items:center;gap:2px;box-shadow:0 1px 3px #0000001f}.hv-ic{font-size:18px}.hv-name{font-size:11px;font-weight:700}.hv-tag{color:#fff;font-size:9px;font-weight:700;border-radius:5px;padding:1px 6px}.hv-x{position:absolute;top:-9px;right:-9px;width:18px;height:18px;border-radius:50%;background:var(--danger);color:#fff;font-size:10px;display:flex;align-items:center;justify-content:center;border:2px solid var(--panel)}.hv-box{border:2px solid var(--accent);border-radius:9px;background:var(--zone-fill);min-height:70px}.hv-box-h{background:var(--accent-soft);color:var(--text);font-size:11px;font-weight:700;padding:3px 8px;border-radius:6px 6px 0 0}.hv-row{display:flex;gap:8px;padding:8px}.hv-dash{width:60px;height:0;border-top:3px dashed var(--link)}.hv-menu{background:var(--panel);border:1px solid var(--border);border-radius:9px;padding:6px;width:150px;box-shadow:0 8px 20px #0003}.hv-menu-g{font-size:9px;text-transform:uppercase;color:var(--muted);padding:3px 6px}.hv-menu-i{font-size:12px;padding:5px 6px;border-radius:6px}.hv-menu-i:hover{background:var(--accent-soft)}.hv-menu-sep{height:1px;background:var(--border);margin:4px 2px}.hv-sidebar{width:160px;background:var(--panel);border:1px solid var(--border);border-radius:9px;padding:10px}.hv-sb-head{display:flex;justify-content:space-between;align-items:center;font-size:11px;font-weight:700;text-transform:uppercase;color:var(--muted);margin-bottom:8px}.hv-hide{background:var(--accent-soft);color:var(--accent);border-radius:5px;padding:1px 6px;font-size:10px}.hv-line{height:9px;background:var(--accent-soft);border-radius:5px;margin-bottom:7px}.hv-line.short{width:60%}.hv-doc{width:44px;height:56px;background:var(--panel);border:1px solid var(--border);border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:var(--muted)}.hv-btn{border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:7px;padding:6px 12px;font-size:13px;font-weight:700}.hv-btn.primary{background:var(--grad-primary);color:#fff;border-color:transparent}.hv-floors{display:flex;gap:6px;width:220px}.hv-seg{flex:1;text-align:center;border:1px solid var(--border);border-radius:7px;padding:6px;font-size:12px;font-weight:700;color:var(--muted)}.hv-seg.active{background:var(--grad-primary);color:#fff;border-color:transparent}.hv.hv-sm{min-height:86px;padding:10px;margin:4px 0 10px}.tour{position:fixed;top:0;right:0;bottom:0;left:0;z-index:300}.tour-backdrop{position:absolute;top:0;right:0;bottom:0;left:0}.tour-ring{position:fixed;border:3px solid #ef4444;border-radius:10px;box-shadow:0 0 0 9999px #08061080,0 0 16px #ef4444b3;pointer-events:none;z-index:301;transition:left .18s ease,top .18s ease,width .18s ease,height .18s ease}.tour-box{position:fixed;background:var(--panel);border:1px solid var(--border);border-radius:14px;box-shadow:0 20px 50px #00000073;padding:18px;z-index:302;transition:left .18s ease,top .18s ease}.tour-box h2{margin:0 0 6px;font-size:18px}.menu-btn,.sidebar-scrim{display:none}@media (max-width: 860px){.topbar{padding:10px 12px;gap:8px}.topbar h1{font-size:15px}.hide-sm{display:none!important}.btn{padding:7px 10px;font-size:13px}.menu-btn{display:inline-flex}.collapse-btn,.collapse-inline,.show-panel-tab{display:none}.app{height:auto;overflow:visible}.body{display:block;height:auto;overflow:visible}.body.sidebar-collapsed{grid-template-columns:none}.sidebar{position:fixed;top:52px;left:0;bottom:0;width:min(88%,360px);max-height:none;transform:translate(-105%);transition:transform .22s ease;z-index:60;box-shadow:4px 0 24px #00000040}.sidebar.open{transform:none}.sidebar-scrim{display:block;position:fixed;top:52px;right:0;bottom:0;left:0;background:#0f172a73;z-index:55}.main{min-height:auto;padding:12px}.diagram-wrap{grid-template-columns:1fr}.tray{max-height:200px}.canvas{min-height:70vh}.venue-title{font-size:17px}.modal{padding:16px}.choice-grid{grid-template-columns:1fr}}
