@import"https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&display=swap";:root{--bg: #f0f1f5;--surface: #fff;--border: #e2e4ea;--text: #1a1c23;--text2: #6b7084;--accent: #3b5bfe;--accent-light: #eef1ff;--danger: #e5484d;--danger-light: #ffefef;--success: #30a46c;--font: "DM Sans", system-ui, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background:var(--bg);height:100vh;overflow:hidden;color:var(--text)}#topbar{height:52px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;background:var(--surface);border-bottom:1px solid var(--border);z-index:100;position:relative}.top-left{display:flex;align-items:center;gap:8px}.logo{color:var(--accent);display:flex;align-items:center}.title{font-weight:700;font-size:15px;letter-spacing:-.02em}.badge{font-size:10px;font-weight:600;background:var(--accent-light);color:var(--accent);padding:2px 7px;border-radius:6px;letter-spacing:.02em}.top-center{display:flex;align-items:center;gap:4px}.separator{width:1px;height:20px;background:var(--border);margin:0 6px}.zoom-label{font-size:12px;font-weight:600;color:var(--text2);min-width:40px;text-align:center;-webkit-user-select:none;user-select:none}.top-right{display:flex;gap:6px}#topbar button{height:34px;min-width:34px;padding:0 10px;border-radius:8px;border:1.5px solid var(--border);background:var(--surface);cursor:pointer;font-weight:600;font-size:13px;font-family:var(--font);color:var(--text);display:flex;align-items:center;justify-content:center;gap:6px;transition:all .15s ease}#topbar button:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}#topbar button:disabled{opacity:.35;cursor:default;pointer-events:none}#topbar .primary{background:var(--text);color:#fff;border:none}#topbar .primary:hover{background:#1a1a2e;color:#fff}.tooltip{position:fixed;z-index:9999;background:var(--text);color:#fff;font-size:11px;font-weight:500;padding:6px 10px;border-radius:7px;pointer-events:none;opacity:0;transition:opacity .15s;max-width:200px;line-height:1.4;box-shadow:0 4px 12px #0003}.tooltip.visible{opacity:1}#app{display:flex;height:calc(100vh - 52px)}#panel{width:218px;background:var(--surface);border-right:1px solid var(--border);overflow-y:auto;overflow-x:hidden;flex-shrink:0;scrollbar-width:thin;scrollbar-color:#d4d6dc transparent;transition:transform .25s ease,opacity .2s}#panel::-webkit-scrollbar{width:4px}#panel::-webkit-scrollbar-thumb{background:#d4d6dc;border-radius:4px}.panel-toggle{display:none;position:fixed;bottom:20px;left:14px;z-index:200;width:48px;height:48px;border-radius:14px;border:none;background:var(--accent);color:#fff;cursor:pointer;box-shadow:0 12px 48px #0000001f;align-items:center;justify-content:center}.standalone-tool{padding:10px 14px 6px;border-bottom:1px solid var(--border)}.standalone-tool .text-tool{width:100%;justify-content:center;padding:8px;font-size:13px;font-weight:600;background:#f8f9fb;border:1.5px dashed var(--border)}.standalone-tool .text-tool:hover{border-style:solid;border-color:var(--accent);background:var(--accent-light);color:var(--accent)}.cat-btn{width:100%;padding:12px 14px;display:flex;justify-content:space-between;align-items:center;border:none;background:var(--surface);font-weight:600;font-size:13px;font-family:var(--font);cursor:pointer;color:var(--text);transition:background .12s}.cat-btn span{display:flex;align-items:center;gap:6px}.cat-btn svg{opacity:.6}.cat-btn:hover{background:#f8f9fb}.cat-btn.open{background:var(--accent-light);color:var(--accent)}.cat-btn.open svg{opacity:1}.chevron{font-size:12px;transition:transform .15s}.cat-btn.open .chevron{transform:rotate(90deg)}.cat-items{display:none;padding:8px;gap:5px;flex-wrap:wrap;background:#f8f9fb}.cat-items.show{display:flex}.tbtn{padding:6px 9px;border-radius:7px;border:1.5px solid var(--border);background:var(--surface);font-size:11.5px;font-weight:500;font-family:var(--font);cursor:pointer;transition:all .12s ease;display:flex;align-items:center;gap:4px;color:var(--text);white-space:nowrap}.tbtn svg{opacity:.5;flex-shrink:0}.tbtn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-light);transform:translateY(-1px);box-shadow:0 2px 6px #3b5bfe1f}.tbtn:hover svg{opacity:1}.tbtn.danger{border-color:#fecaca;color:var(--danger)}.tbtn.danger:hover{background:var(--danger-light);border-color:var(--danger)}.tbtn.danger.active{background:var(--danger);color:#fff;border-color:var(--danger)}.template-btn{background:var(--accent-light)!important;border-color:#c7d2fe!important;color:var(--accent)!important;font-weight:600!important}.template-btn:hover{background:var(--accent)!important;color:#fff!important;border-color:var(--accent)!important}#center{flex:1;display:flex;flex-direction:column;min-width:0}#canvas-area{flex:1;display:flex;justify-content:center;align-items:center;background:var(--bg);overflow:hidden;position:relative}#canvas-wrapper{border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 1px 4px #0000000a,0 8px 32px #00000014;transform-origin:center center}#statusbar{height:30px;font-size:11px;text-align:center;color:var(--text2);background:var(--surface);border-top:1px solid var(--border);display:flex;align-items:center;justify-content:center;gap:6px;flex-wrap:nowrap;overflow:hidden;padding:0 12px}#statusbar .sep{color:#ccc;margin:0 2px}#dimensions-info{font-weight:600;color:var(--accent)}.shortcut-hints{display:flex;align-items:center;gap:6px;font-size:10.5px;color:#9ba0b0}.shortcut-hints b{display:inline-block;padding:0 4px;font-size:9.5px;font-weight:700;background:#eaedf2;border-radius:3px;border:1px solid #d5d9e2;color:#6b7084;margin-right:2px}.wall-toggles{position:absolute;top:0;left:0;pointer-events:none;z-index:50}.wall-tog{position:absolute;pointer-events:all;width:22px;height:22px;border-radius:6px;border:1.5px solid var(--accent);background:var(--surface);color:var(--accent);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .12s;line-height:1;box-shadow:0 2px 6px #0000001a}.wall-tog:hover{background:var(--accent);color:#fff}.wall-tog.off{background:var(--danger-light);border-color:var(--danger);color:var(--danger);opacity:.7}.wall-tog.off:hover{background:var(--danger);color:#fff;opacity:1}#floors-panel{width:76px;background:var(--surface);border-left:1px solid var(--border);display:flex;flex-direction:column;align-items:center;padding:10px;gap:8px;flex-shrink:0}.floors-header{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text2)}#btn-add-floor{width:50px;height:42px;border-radius:10px;border:2px dashed #c7d2fe;background:var(--surface);color:var(--accent);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s}#btn-add-floor:hover{background:var(--accent);color:#fff;border-color:var(--accent)}#floors{display:flex;flex-direction:column;gap:6px;align-items:center;overflow:visible}.floor-thumb{width:52px;height:42px;border-radius:8px;border:2px solid var(--border);overflow:visible;cursor:pointer;position:relative;transition:all .15s;background:#fafbfc}.floor-thumb:hover{border-color:#b0b8c8}.floor-thumb.active{border-color:var(--accent);box-shadow:0 0 0 3px #3b5bfe2e}.floor-thumb img{width:100%;height:100%;object-fit:cover;border-radius:6px}.floor-label{font-size:13px;font-weight:700;color:#bbb;display:flex;align-items:center;justify-content:center;height:100%}.floor-delete{position:absolute;top:-8px;right:-8px;width:18px;height:18px;border-radius:50%;background:var(--danger);color:#fff;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;opacity:0;cursor:pointer;transition:opacity .12s;line-height:1;box-shadow:0 1px 4px #0003;z-index:5}.floor-thumb:hover .floor-delete{opacity:1}.floor-num{position:absolute;bottom:2px;left:0;right:0;text-align:center;font-size:8px;font-weight:700;color:var(--text2);background:#fffc;line-height:1.5}@media(max-width:900px){#panel{position:fixed;top:52px;left:0;bottom:0;z-index:150;transform:translate(-100%);box-shadow:0 12px 48px #0000001f}#panel.open{transform:translate(0)}.panel-toggle{display:flex}#floors-panel{width:56px;padding:8px 6px}#btn-add-floor{width:42px;height:36px}.floor-thumb{width:42px;height:34px}#statusbar{font-size:10px;gap:4px}}@media(max-width:600px){#topbar{padding:0 8px;height:46px}.badge{display:none}.title{font-size:13px}.separator,#btn-zoom-in,#btn-zoom-out,.zoom-label,.export-label{display:none}#floors-panel{width:46px;padding:6px 4px}#btn-add-floor{width:36px;height:30px}.floor-thumb{width:36px;height:28px;border-radius:6px}.floors-header{font-size:8px}#statusbar{display:none}}.modal-overlay{position:fixed;inset:0;z-index:9999;background:#00000073;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .2s}.modal-overlay.visible{opacity:1;pointer-events:all}.modal-box{background:#fff;border-radius:16px;padding:32px;width:90%;max-width:380px;box-shadow:0 20px 60px #0003;font-family:var(--font)}.modal-box h3{margin:0 0 8px;font-size:18px;font-weight:700;color:var(--text)}.modal-box p{margin:0 0 20px;font-size:13px;color:#6b7084;line-height:1.5}.modal-box input[type=email]{width:100%;padding:10px 14px;font-size:14px;border:1.5px solid var(--border);border-radius:10px;font-family:var(--font);outline:none;transition:border-color .15s;box-sizing:border-box}.modal-box input[type=email]:focus{border-color:var(--accent)}.modal-actions{display:flex;gap:10px;margin-top:16px;justify-content:flex-end}.modal-btn{padding:9px 20px;border-radius:10px;font-size:13px;font-weight:600;font-family:var(--font);cursor:pointer;border:1.5px solid var(--border);transition:all .12s}.modal-btn.secondary{background:#f5f5f7;color:var(--text)}.modal-btn.secondary:hover{background:#eaedf2}.modal-btn.primary{background:var(--accent);color:#fff;border-color:var(--accent)}.modal-btn.primary:hover{background:#2a45e0;color:#fff;border-color:#2a45e0}