:root{--bg: #f4f5f7;--surface: #ffffff;--surface-2: #fafbfc;--border: #e1e4e9;--border-strong: #cfd4dc;--text: #1c232e;--muted: #6b7480;--accent: #2f6fed;--danger: #d64545;--radius: 10px;--topbar-h: 60px;--panel-h: calc(100vh - var(--topbar-h) - 40px);--note-h: 150px;--row-h: 44px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}input,textarea,button{font:inherit;color:inherit}.brand-name{font-weight:700;letter-spacing:-.01em;font-size:18px}.btn{border:1px solid var(--border-strong);background:var(--surface);color:var(--text);padding:9px 15px;border-radius:8px;cursor:pointer;font-weight:600;transition:background .12s ease,border-color .12s ease}.btn:hover{background:var(--surface-2)}.btn:disabled{opacity:.55;cursor:default}.btn.small{padding:7px 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auto;padding:20px}.dash-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:stretch;height:100%}@media (max-width: 820px){.dash-grid{grid-template-columns:1fr;height:auto}.hub-dash{overflow-y:auto}}.board-title-wrap{display:flex;align-items:center;gap:4px}.board-title-text{font-weight:700;font-size:15px;max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.title-edit{border:none;background:none;color:var(--muted);cursor:pointer;padding:5px;display:grid;place-items:center;border-radius:6px}.title-edit:hover{color:var(--text);background:var(--surface-2)}.title-edit svg{width:15px;height:15px}.img-lightbox{position:relative;max-width:95vw;max-height:92vh}.lightbox-img{max-width:95vw;max-height:92vh;object-fit:contain;display:block;border-radius:8px}.el-expand{position:absolute;top:6px;right:6px;width:28px;height:28px;display:grid;place-items:center;border:none;border-radius:6px;background:#0f131a99;color:#fff;cursor:pointer;z-index:5}.el-expand:hover{background:#0f131ad9}.el-expand svg{width:15px;height:15px}.board-props{flex:0 0 240px;width:240px;border-left:1px solid var(--border);background:var(--surface);padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:14px}.props-title{font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}.board-props .props-bar{flex-direction:column;align-items:stretch;gap:12px;padding:0;border:none;background:none}.board-props .prop{justify-content:space-between}.board-props .prop select{flex:0 0 auto}.board-props .prop-sep{width:100%;height:1px}.board-props .tool{width:100%}.board-resize{position:absolute;width:20px;height:20px;border-right:3px solid var(--accent);border-bottom:3px solid var(--accent);border-bottom-right-radius:5px;background:#2f6fed1a;cursor:nwse-resize;z-index:9990}.board-resize:hover{background:#2f6fed38}@media (max-width: 640px){.board-props{display:none}}