@import"https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap";*{margin:0;padding:0;box-sizing:border-box}:root{--bg: #0a0e17;--surface: #111827;--surface2: #1a2440;--accent: #3b82f6;--accent2: #06b6d4;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--text: #e2e8f0;--text-dim: #64748b;--border: #1e293b;--radius: 14px}body{font-family:Outfit,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}.app-header{padding:16px 20px 14px;border-bottom:1px solid var(--border);background:var(--surface);position:sticky;top:0;z-index:100}.header-content{max-width:1200px;margin:0 auto;display:flex;align-items:center;gap:12px}.logo{font-size:2rem;flex-shrink:0}.header-text{flex:1;min-width:0}.header-text h1{font-size:1.25rem;font-weight:800;background:linear-gradient(135deg,#3b82f6,#06b6d4);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.subtitle{color:var(--text-dim);font-size:.78rem;margin-top:1px}.header-right{display:flex;align-items:center;gap:10px;flex-shrink:0}.user-chip{display:flex;align-items:center;gap:7px;background:var(--surface2);border:1px solid var(--border);border-radius:20px;padding:4px 12px 4px 4px}.user-avatar{width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2));display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;color:#fff}.user-name{font-size:.82rem;font-weight:600;max-width:90px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.btn-icon{position:relative;background:var(--surface2);border:1px solid var(--border);border-radius:10px;color:var(--text-dim);cursor:pointer;padding:7px;display:flex;align-items:center;justify-content:center;transition:all 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.2s}.project-card:hover{border-color:var(--accent)}.project-info{flex:1;min-width:0}.project-name{font-size:.88rem;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.project-meta{font-size:.72rem;color:var(--text-dim);margin-top:3px}.project-actions{display:flex;gap:6px;flex-shrink:0}.btn-action{border:none;border-radius:7px;font-family:Outfit,sans-serif;font-size:.75rem;font-weight:600;cursor:pointer;padding:5px 10px;transition:all .2s}.btn-action.load{background:#3b82f626;color:var(--accent);border:1px solid rgba(59,130,246,.3)}.btn-action.load:hover{background:#3b82f640}.btn-action.del{background:#ef44441a;color:var(--danger);border:1px solid rgba(239,68,68,.2);padding:5px 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.stat-value{color:var(--warning)}.stat-label{font-size:.82rem;color:var(--text-dim);margin-top:4px}.sheet-card{position:relative}.sheet-header{display:flex;align-items:center;gap:14px;margin-bottom:16px;flex-wrap:wrap}.sheet-badge{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-family:JetBrains Mono,monospace;font-weight:700;font-size:.82rem;padding:5px 14px;border-radius:8px}.sheet-info{font-weight:300;color:var(--text-dim);font-size:.92rem}.sheet-info strong{color:var(--text);font-weight:600}.sheet-eff{margin-left:auto;font-family:JetBrains Mono,monospace;font-weight:700;font-size:1.1rem}.canvas-wrapper{display:flex;justify-content:center;overflow-x:auto;padding:8px 0}canvas{border-radius:8px}.sheet-pieces{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.piece-tag{display:inline-flex;align-items:center;gap:6px;background:var(--surface2);border:1px solid var(--border);border-radius:8px;padding:5px 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td{background:#3b82f60a}@media (max-width: 768px){.app-header{padding:12px 16px}.header-text h1{font-size:1.1rem}.user-name{display:none}.main-content{padding:16px 16px 60px}.material-inputs{flex-direction:column;gap:10px}.dimension-x{text-align:center;padding:0}.input-num{max-width:100%}.actions{flex-direction:column}.btn-primary{width:100%;justify-content:center}.stat-value{font-size:1.6rem}}@media (max-width: 768px){.table-wrapper{overflow-x:auto}}