*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f5f5f5;--bg2: #ffffff;--ink: #0a0a0a;--ink2: #1a1a1a;--ink3: #444;--muted: #888;--line: #e0e0e0;--accent: #111;--accent-soft: #f0f0f0;--green: #1a7a3c;--green-soft: #edf7f1;--red: #b91c1c;--red-soft: #fef2f2;--radius: 8px;--radius-sm: 5px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 2px 8px rgba(0,0,0,.05)}body{font-family:Inter,Segoe UI,system-ui,sans-serif;background:var(--bg);color:var(--ink);min-height:100vh;line-height:1.6;font-size:15px}.header{background:#fff;padding:10px 36px;display:flex;align-items:center;gap:16px;position:sticky;top:0;z-index:100;border-bottom:1px solid #222}.header-logo{font-size:19px;font-weight:700;color:#fff;letter-spacing:-.3px}.header-logo span{color:#aaa;font-weight:400}.header-badge{margin-left:auto;background:#222;color:#aaa;font-size:12px;font-weight:500;padding:4px 12px;border-radius:20px;border:1px solid #333;letter-spacing:.3px}.layout{display:grid;grid-template-columns:1fr;min-height:calc(100vh - 56px)}.main{padding:28px 40px 100px;max-width:1100px;margin:0 auto;width:100%}.steps{display:flex;align-items:center;margin-bottom:20px;background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:12px 20px;box-shadow:var(--shadow)}.step{display:flex;align-items:center;gap:8px;flex:1}.step-num{width:24px;height:24px;border-radius:50%;background:var(--line);color:var(--muted);font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.step.done .step-num,.step.active .step-num{background:#0a0a0a;color:#fff}.step-label{font-size:12px;font-weight:500;color:var(--muted)}.step.active .step-label{color:var(--ink)}.step.done .step-label{color:var(--ink3)}.step-arrow{color:var(--line);font-size:16px;padding:0 4px}.progress-bar{height:2px;background:var(--line);border-radius:2px;margin-bottom:24px;overflow:hidden}.progress-fill{height:100%;background:#0a0a0a;border-radius:2px;transition:width .4s ease}.panel{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:24px 28px;margin-bottom:16px;box-shadow:var(--shadow)}.panel-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:20px}.panel-title{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:3px;letter-spacing:-.3px}.panel-desc{font-size:13px;color:var(--muted)}.tag{font-size:10px;font-weight:700;padding:3px 10px;border-radius:20px;white-space:nowrap;letter-spacing:.5px;text-transform:uppercase}.tag-static,.tag-multi{background:#f0f0f0;color:#444;border:1px solid #ddd}.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:8px;margin-bottom:20px}.cat-card{border:1.5px solid var(--line);border-radius:var(--radius);padding:12px 14px;cursor:pointer;transition:all .18s;background:var(--bg2)}.cat-card:hover{border-color:#bbb;background:#fafafa;transform:translateY(-1px);box-shadow:0 2px 8px #00000012}.cat-card.selected{border-color:#2563eb;background:#eff6ff;box-shadow:0 0 0 3px #2563eb1a}.cat-card.selected .cat-card-id{color:#2563eb}.cat-card.selected .cat-card-name{color:#1e40af}.cat-card.selected .cat-card-count{color:#3b82f6}.cat-card-id{font-size:11px;color:var(--muted);margin-bottom:2px;font-family:monospace}.cat-card-name{font-size:13px;font-weight:600;color:var(--ink);line-height:1.3}.cat-card-count{font-size:12px;color:var(--muted);margin-top:3px}.model-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:8px}.model-card{border:1.5px solid var(--line);border-radius:var(--radius);padding:12px 14px;cursor:pointer;transition:all .18s;display:flex;align-items:center;gap:10px;background:var(--bg2);position:relative}.model-card:hover{border-color:#bbb;background:#fafafa;transform:translateY(-1px);box-shadow:0 2px 8px #00000012}.model-card.added{border-color:#2563eb;background:#eff6ff;box-shadow:0 0 0 3px #2563eb1a}.model-card.added:hover{background:#dbeafe}.model-card-id{font-size:10px;font-family:monospace;flex-shrink:0;background:var(--bg);color:var(--muted);padding:2px 6px;border-radius:4px;border:1px solid var(--line)}.model-card.added .model-card-id{background:#dbeafe;color:#2563eb;border-color:#bfdbfe}.model-card-name{font-size:13px;font-weight:500;flex:1;color:var(--ink)}.model-card.added .model-card-name{color:#1e40af;font-weight:600}.model-card-check{margin-left:auto;flex-shrink:0;width:20px;height:20px;border-radius:50%;background:#2563eb;color:#fff;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center}.chips-wrap{margin-bottom:20px;padding:14px 16px;background:#eff6ff;border-radius:var(--radius);border:1px solid #bfdbfe}.chips-label{font-size:10px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:#3b82f6;margin-bottom:10px}.chips-row{display:flex;flex-wrap:wrap;gap:7px}.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 8px 5px 10px;border-radius:6px;font-size:12px;font-weight:600;background:#fff;color:#1e40af;border:1.5px solid #bfdbfe}.chip-id{font-family:monospace;font-size:10px;color:#3b82f6;background:#dbeafe;padding:1px 5px;border-radius:3px}.chip-remove{width:18px;height:18px;border-radius:4px;border:none;background:#dbeafe;color:#2563eb;font-size:11px;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;transition:background .15s,color .15s}.chip-remove:hover{background:#fee2e2;color:#dc2626}.form-section{margin-bottom:24px}.form-section-header{display:flex;align-items:center;gap:8px;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--line)}.form-section-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;background:#0a0a0a}.form-section-title{font-size:12px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:var(--ink2)}.form-section-count{margin-left:auto;font-family:monospace;font-size:11px;color:var(--muted);background:var(--bg);padding:2px 7px;border-radius:10px;border:1px solid var(--line)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-field{display:flex;flex-direction:column;gap:4px}.form-field.full{grid-column:1 / -1}.form-label{font-size:12px;font-weight:600;color:var(--ink2);display:flex;align-items:center;gap:4px}.form-unit{font-weight:400;color:var(--muted);font-size:11px;font-family:monospace}.form-input,.form-select{height:36px;border:1.5px solid var(--line);border-radius:var(--radius-sm);padding:0 10px;font-family:inherit;font-size:14px;color:var(--ink);background:var(--bg2);transition:border-color .15s,box-shadow .15s;width:100%}.form-input:focus,.form-select:focus{outline:none;border-color:#0a0a0a;box-shadow:0 0 0 3px #0000000f}.form-input[type=number]{font-family:monospace}.form-select{padding:0 28px 0 10px;background:var(--bg2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 10px center;-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer}.dyn-panel{background:var(--bg2);border:1px solid var(--line);border-top:3px solid #0a0a0a;border-radius:var(--radius);padding:22px 26px;margin-bottom:14px;box-shadow:var(--shadow)}.dyn-panel-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}.dyn-panel-title{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.2px}.dyn-panel-meta{font-size:12px;color:var(--muted);margin-top:2px}.remove-btn{height:30px;padding:0 12px;border-radius:var(--radius-sm);border:1.5px solid var(--line);background:var(--bg);color:var(--red);font-size:11px;font-weight:600;cursor:pointer;white-space:nowrap;flex-shrink:0;transition:all .15s;display:flex;align-items:center;gap:4px}.remove-btn:hover{background:var(--red-soft);border-color:var(--red)}.empty-state{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:48px 20px;text-align:center;box-shadow:var(--shadow)}.empty-icon{font-size:36px;margin-bottom:10px;opacity:.3}.empty-title{font-size:17px;font-weight:700;color:var(--ink2);margin-bottom:5px}.empty-desc{font-size:13px;color:var(--muted)}.action-bar{position:fixed;bottom:0;left:0;right:0;background:#fffffff7;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-top:1px solid var(--line);padding:12px 36px;display:flex;align-items:center;gap:8px;z-index:50}.btn{height:38px;padding:0 20px;border-radius:var(--radius-sm);font-family:inherit;font-size:13px;font-weight:600;cursor:pointer;transition:all .15s;border:none;display:flex;align-items:center;gap:6px}.btn-primary{background:#0a0a0a;color:#fff}.btn-primary:hover{background:#222}.btn-primary:disabled{background:#ccc;cursor:not-allowed}.btn-secondary{background:var(--bg2);color:var(--ink2);border:1.5px solid var(--line)}.btn-secondary:hover{background:var(--bg);border-color:#999}.btn-ghost{background:transparent;color:var(--muted)}.btn-ghost:hover{color:var(--red)}.action-spacer{flex:1}.field-count-label{font-size:12px;color:var(--muted);font-family:monospace}.field-count-num{color:var(--ink);font-weight:700}.toast{position:fixed;bottom:70px;right:20px;background:#0a0a0a;color:#fff;padding:10px 16px;border-radius:var(--radius);font-size:12px;font-weight:500;box-shadow:0 4px 20px #0003;z-index:999;transform:translateY(10px);opacity:0;transition:all .25s;pointer-events:none}.toast.show{transform:translateY(0);opacity:1}.toast.error{background:var(--red)}.section-divider{height:1px;background:var(--line);margin:8px 0 20px}.model-area-label{font-size:11px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;color:var(--muted);margin-bottom:8px;display:flex;align-items:center;gap:6px}.model-area-hint{font-size:11px;color:var(--muted);font-weight:400;text-transform:none;letter-spacing:0}@media (max-width: 700px){.main{padding:16px 16px 90px}.form-grid{grid-template-columns:1fr}.cat-grid{grid-template-columns:1fr 1fr}.action-bar{padding:10px 16px}.steps{display:none}}