*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f5f6f8;--surface: #ffffff;--surface-alt: #faf9f8;--border: #e1dfdd;--border-soft: #edebe9;--text: #201f1e;--muted: #605e5c;--muted-2: #8a8886;--primary: #0078d4;--primary-dark: #106ebe;--primary-soft: #deecf9;--green: #107c10;--green-dark: #0b5a0b;--danger: #d13438;--warning: #c19c00;--radius: 4px;--radius-lg: 6px;--shadow: 0 1.6px 3.6px rgba(0,0,0,.08), 0 .3px .9px rgba(0,0,0,.06);--shadow-lg: 0 6.4px 14.4px rgba(0,0,0,.1), 0 1.2px 3.6px rgba(0,0,0,.07)}body{background:var(--bg);color:var(--text);font-family:Segoe UI,-apple-system,BlinkMacSystemFont,sans-serif;font-size:14px;height:100vh;overflow:hidden;-webkit-font-smoothing:antialiased}#root{height:100vh;display:flex;flex-direction:column}.app{display:flex;flex-direction:column;height:100vh}.topbar{display:flex;align-items:center;gap:14px;padding:0 20px;height:48px;background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0}.logo{display:flex;align-items:center;gap:8px;font-weight:600;font-size:15px;color:var(--primary);text-decoration:none}.logo svg{width:20px;height:20px}.spacer{flex:1}.server-url{display:flex;align-items:center;gap:6px}.url-btn{display:flex;align-items:center;gap:7px;background:var(--surface);border:1px solid var(--border);color:var(--muted);padding:5px 11px;border-radius:var(--radius);font-size:12px;cursor:pointer;font-family:ui-monospace,SF Mono,monospace}.url-btn:hover{border-color:var(--primary);color:var(--text)}.url-btn .dot{width:7px;height:7px;border-radius:50%;background:var(--green)}.lock-btn{background:transparent;border:1px solid var(--border);color:var(--muted);width:30px;height:30px;border-radius:var(--radius);font-size:14px;display:flex;align-items:center;justify-content:center}.lock-btn:hover{border-color:var(--danger);color:var(--danger)}.content{flex:1;overflow:hidden;display:flex;flex-direction:column}.content>*{flex:1;min-height:0}.proj-bar{display:flex;align-items:center;gap:24px;padding:0 22px;height:52px;background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0}.proj-name{font-size:16px;font-weight:600;margin-right:6px}.proj-tabs{display:flex;gap:4px;height:100%}.proj-tab{display:flex;align-items:center;padding:0 14px;height:100%;color:var(--muted);text-decoration:none;font-size:14px;border-bottom:2px solid transparent;margin-bottom:-1px}.proj-tab:hover{color:var(--text)}.proj-tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.proj-action{margin-left:auto}.back-link{color:var(--muted);text-decoration:none;font-size:13px;margin-right:4px}.back-link:hover{color:var(--primary)}.page{padding:26px 30px;max-width:1240px;margin:0 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spin{to{transform:rotate(360deg)}}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:60px 20px;text-align:center;color:var(--muted)}.empty-icon{font-size:42px;opacity:.5}.canvas-empty{width:100%;height:100%}button{background:var(--surface);border:1px solid var(--border);color:var(--text);padding:7px 14px;border-radius:var(--radius);font-size:14px;cursor:pointer;transition:background .12s,border-color 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button{flex:1;border:none;border-radius:0;background:var(--surface);color:var(--muted);padding:6px;font-size:13px}.seg-toggle button.active{background:var(--primary);color:#fff;font-weight:600}.class-list{display:flex;flex-direction:column;gap:4px}.class-btn{display:flex;align-items:center;gap:8px;text-align:left;background:var(--surface);border:1px solid var(--border);padding:6px 9px;font-size:13px}.class-btn.active{background:var(--primary-soft);border-color:var(--primary)}.class-dot{width:11px;height:11px;border-radius:3px;flex-shrink:0}.class-rename{margin-left:auto;opacity:0;font-size:11px;padding:0 4px}.class-btn:hover .class-rename{opacity:.6}hr{border:none;border-top:1px solid var(--border-soft)}.img-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:1px}.img-item{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:var(--radius);font-size:12px;cursor:pointer;color:var(--text)}.img-item 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6px}.canvas-container{flex:1;overflow:hidden;background:#e8eaed;display:flex}.ann-list-panel{display:flex;flex-direction:column;gap:3px;max-height:180px;overflow-y:auto}.ann-list-item{display:flex;align-items:center;gap:7px;padding:4px 7px;border-radius:var(--radius);font-size:12px;cursor:pointer}.ann-list-item:hover{background:var(--surface-alt)}.ann-list-item.sel{background:var(--primary-soft)}.train-layout{display:grid;grid-template-columns:320px 1fr;gap:18px;margin-top:18px}.train-right{display:flex;flex-direction:column;gap:14px}.status-card p{margin-bottom:4px}.progress-bar{height:8px;background:var(--border);border-radius:4px;overflow:hidden;margin-bottom:10px}.progress-fill{height:100%;background:var(--primary);transition:width .3s}.log-card{height:340px;overflow-y:auto;font-family:ui-monospace,SF Mono,monospace;font-size:12px;line-height:1.55;background:#1e1e1e;color:#d4d4d4;border:1px solid var(--border)}.log-line{white-space:pre-wrap;word-break:break-all}.models-table{width:100%;border-collapse:collapse;margin-top:8px}.models-table th,.models-table td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border-soft);font-size:13px}.models-table th{color:var(--muted);font-weight:600}.models-table a{color:var(--primary)}.ds-status{display:inline-flex;gap:14px;padding:8px 12px;background:var(--surface-alt);border:1px solid var(--border);border-radius:var(--radius);font-size:13px}.collapsible{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:10px}.collapsible-head{display:flex;align-items:center;gap:8px;padding:9px 12px;cursor:pointer;font-size:13px;font-weight:600;-webkit-user-select:none;user-select:none}.collapsible-head:hover{background:var(--surface-alt)}.collapsible-body{padding:4px 12px 12px}.param-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.slider-row label{margin-bottom:6px}.slider-row .val{color:var(--text);font-variant-numeric:tabular-nums}.detect-layout{display:grid;grid-template-columns:280px 1fr;gap:18px;margin-top:18px}.detect-controls{display:flex;flex-direction:column;overflow-y:auto;gap:4px}.detect-controls h3{margin-top:8px}.detect-canvas-wrap{background:#e8eaed;border:1px solid var(--border);border-radius:var(--radius-lg);display:flex;align-items:flex-start;justify-content:center;padding:18px;min-height:320px}.canvas-placeholder{color:var(--muted);display:flex;align-items:center;justify-content:center;width:100%;height:220px}.det-item{padding:5px 9px;border-left:3px solid;margin-bottom:4px;font-size:12px;background:var(--surface-alt);border-radius:3px}.gate-screen{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:var(--bg)}.gate-card{width:360px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px;display:flex;flex-direction:column;box-shadow:var(--shadow-lg)}.gate-logo{font-size:20px;font-weight:700;color:var(--primary);margin-bottom:4px;text-align:center}.gate-card>.muted{text-align:center;margin-bottom:22px}.gate-card label{margin-bottom:14px}.gate-btn{margin-top:6px;padding:10px;font-size:15px}