*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f0f2f5;--surface:#fff;--border:#d0d5dd;--primary:#4f46e5;--primary-h:#4338ca;--danger:#dc2626;--text:#111827;--text-2:#6b7280;--radius:8px;--shadow:0 2px 8px #0000001f;--shadow-lg:0 8px 24px #0000002e;--tile-header-bg:#f8f9fb;--editor-toolbar-bg:#fafafa;--canvas-dot:#c8cdd6}[data-theme=dark]{--bg:#0f1117;--surface:#1a1d27;--border:#2d3148;--primary:#6366f1;--primary-h:#818cf8;--danger:#f87171;--text:#e5e7eb;--text-2:#9ca3af;--shadow:0 2px 8px #0006;--shadow-lg:0 8px 24px #0009;--tile-header-bg:#14172280;--editor-toolbar-bg:#14172280;--canvas-dot:#2a2e3f}body{background:var(--bg);color:var(--text);height:100dvh;font-family:system-ui,-apple-system,sans-serif;overflow:hidden}#root{flex-direction:column;height:100dvh;display:flex}button{cursor:pointer;border-radius:var(--radius);border:none;padding:7px 14px;font-family:inherit;font-size:13px;font-weight:500;transition:background .12s}button.primary{background:var(--primary);color:#fff}button.primary:hover{background:var(--primary-h)}button.ghost{color:var(--text);border:1px solid var(--border);background:0 0}button.ghost:hover{background:var(--bg)}button.danger{color:var(--danger);border:1px solid var(--danger);background:0 0}button.danger:hover{background:#dc26261a}button.icon{color:inherit;background:0 0;border-radius:4px;padding:3px 6px;font-size:14px;line-height:1}button.icon:hover{background:#0000001a}input,textarea{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);width:100%;color:var(--text);outline:none;padding:8px 12px;font-family:inherit;font-size:14px;transition:border-color .15s}input:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #4f46e526}label{color:var(--text-2);text-transform:uppercase;letter-spacing:.04em;margin-bottom:5px;font-size:12px;font-weight:600;display:block}.form-group{margin-bottom:14px}.error-msg{color:var(--danger);margin-top:8px;font-size:13px}.login-page{flex:1;justify-content:center;align-items:center;display:flex}.login-card{background:var(--surface);box-shadow:var(--shadow-lg);border-radius:12px;width:360px;padding:36px 40px}.login-card h1{margin-bottom:4px;font-size:22px;font-weight:700}.login-card .subtitle{color:var(--text-2);margin-bottom:24px;font-size:13px}.tab-row{border-bottom:1px solid var(--border);gap:4px;margin-bottom:22px;padding-bottom:0;display:flex}.tab-btn{color:var(--text-2);background:0 0;border:none;border-bottom:2px solid #0000;border-radius:0;margin-bottom:-1px;padding:8px 14px;font-size:14px;font-weight:500}.tab-btn.active{color:var(--primary);border-bottom-color:var(--primary)}.space-list-page{flex-direction:column;flex:1;display:flex;overflow:hidden}.page-header{background:var(--surface);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 24px;display:flex}.page-header h1{font-size:20px;font-weight:700}.space-grid{flex:1;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));align-content:start;gap:16px;padding:24px;display:grid;overflow-y:auto}.space-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;padding:20px;transition:box-shadow .15s,border-color .15s}.space-card:hover{box-shadow:var(--shadow);border-color:var(--primary)}.space-card h3{margin-bottom:4px;font-size:15px;font-weight:600}.space-card .meta{color:var(--text-2);font-size:12px}.empty-state{text-align:center;color:var(--text-2);grid-column:1/-1;padding:60px 0}.space-page{flex-direction:column;flex:1;display:flex;overflow:hidden}.space-toolbar{background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;gap:12px;padding:10px 16px;display:flex}.space-toolbar .space-name{flex:1;font-size:15px;font-weight:700}.canvas{background-image:radial-gradient(circle, var(--canvas-dot) 1px, transparent 1px);background-size:24px 24px;width:4000px;height:3000px;position:relative}.tile{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);flex-direction:column;transition:box-shadow .15s;display:flex;position:absolute;overflow:hidden}.tile:focus-within{box-shadow:var(--shadow-lg)}.tile-header{background:var(--tile-header-bg);border-bottom:1px solid var(--border);cursor:grab;-webkit-user-select:none;user-select:none;flex-shrink:0;align-items:center;gap:6px;padding:7px 10px;display:flex}.tile-header:active{cursor:grabbing}.tile-header .tile-name{text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:13px;font-weight:600;overflow:hidden}.tile-header input.tile-name-input{border:1px solid var(--primary);border-radius:4px;flex:1;height:22px;padding:1px 4px;font-size:13px;font-weight:600}.lock-badge{border-radius:99px;padding:2px 7px;font-size:11px;font-weight:600}.lock-badge.presentation{color:#92400e;background:#fef3c7}.lock-badge.owner{color:#991b1b;background:#fee2e2}.tile-body{flex-direction:column;flex:1;display:flex;overflow:auto}.tile-ghost{opacity:.5;pointer-events:none;background:var(--surface);z-index:20;border:2px dashed var(--primary)!important}.tile-ghost .tile-header{cursor:default}.tile-resize-handle{cursor:nwse-resize;background:linear-gradient(135deg, transparent 50%, var(--border) 50%);border-radius:0 0 var(--radius) 0;width:14px;height:14px;position:absolute;bottom:0;right:0}.tile-editor{flex-direction:column;flex:1;display:flex;overflow:hidden}.editor-toolbar{border-bottom:1px solid 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var(--border);flex-direction:column;display:flex;overflow:hidden}.canvas-cell:last-child{border-right:none}.canvas-cell-header{background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;gap:4px;padding:4px 8px;display:flex}.canvas-cell-name{color:var(--text-2);text-transform:uppercase;letter-spacing:.05em;cursor:default;white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:11px;font-weight:700;overflow:hidden}.small-icon{padding:2px 5px;font-size:13px}.canvas-wrap{background:var(--bg);flex:1;position:relative;overflow:auto}body.alt-pan .canvas-wrap{cursor:grab}body.alt-pan .canvas-wrap:active{cursor:grabbing}.members-panel{background:var(--surface);border-left:1px solid var(--border);flex-direction:column;flex-shrink:0;width:260px;display:flex;overflow:hidden}.members-panel-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:12px 14px;font-size:13px;font-weight:600;display:flex}.members-list{flex:1;padding:8px 0;list-style:none;overflow-y:auto}.member-row{align-items:center;gap:10px;padding:7px 14px;display:flex}.member-row:hover{background:var(--bg)}.member-avatar{color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:30px;height:30px;font-size:11px;font-weight:700;display:flex}.member-info{flex:1;overflow:hidden}.member-name{white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:500;display:block;overflow:hidden}.member-role{color:var(--text-2);font-size:11px;display:block}.online-dot{background:#22c55e;border-radius:50%;flex-shrink:0;width:8px;height:8px}.invite-form{border-top:1px solid var(--border);padding:12px 14px}.invite-form label{margin-bottom:8px}.invite-form input{height:34px;font-size:13px}.invite-form button{white-space:nowrap;height:34px}button.small{padding:5px 10px;font-size:12px}.toolbar-divider{background:var(--border);flex-shrink:0;width:1px;height:22px;margin:0 2px}.toolbar-dropdown{position:relative}.dropdown-menu{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);min-width:160px;box-shadow:var(--shadow-lg);z-index:100;position:absolute;top:calc(100% + 6px);left:0;overflow:hidden}.dropdown-menu-right{left:auto;right:0}.dropdown-item{width:100%;color:var(--text);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:0;align-items:center;gap:8px;padding:8px 12px;font-size:13px;font-weight:400;display:flex}.dropdown-item:hover{background:var(--bg)}.dropdown-toggle{cursor:default}.dropdown-toggle:hover{background:0 0}.dropdown-toggle input[type=checkbox]{cursor:pointer;border:none;width:auto;margin-left:auto;padding:0}.dropdown-dot{border-radius:50%;flex-shrink:0;width:10px;height:10px}.dropdown-divider{background:var(--border);height:1px;margin:4px 0}.dropdown-layout-row{gap:0;padding:0}.dropdown-layout-row:hover{background:var(--bg)}.dropdown-layout-name{text-align:left;color:var(--text);cursor:pointer;background:0 0;border:none;border-radius:0;flex:1;padding:8px 12px;font-size:13px;font-weight:400}.dropdown-layout-del{color:var(--text-2);cursor:pointer;background:0 0;border:none;border-radius:0;flex-shrink:0;padding:8px 10px;font-size:16px;line-height:1}.dropdown-layout-del:hover{color:var(--danger);background:0 0}.trash-empty{color:var(--text-2);padding:12px 14px;font-size:13px;list-style:none}.trash-row{border-bottom:1px solid var(--border);flex-direction:column;gap:4px;padding:8px 14px;list-style:none;display:flex}.trash-row:last-child{border-bottom:none}.trash-name{font-size:13px;font-weight:500}.trash-actions{align-items:center;gap:6px;display:flex}.trash-age{color:var(--text-2);flex:1;font-size:11px}.presence-bar{align-items:center;gap:6px;display:flex}.presence-chip{color:#fff;cursor:default;border:2px solid #fff;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;font-size:11px;font-weight:700;display:flex;position:relative;box-shadow:0 0 0 1px #0000001f}