:root{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:#0f172a;background:#f8fafc}*{box-sizing:border-box}body{margin:0}.page{min-height:100vh;padding:24px;background:radial-gradient(circle at top right,rgba(147,197,253,.35),transparent 38%),radial-gradient(circle at bottom left,rgba(125,211,252,.2),transparent 45%),#f8fafc}.hero{max-width:1240px;margin:0 auto 20px}.hero h1{margin:0;font-size:clamp(28px,4vw,44px)}.hero p{margin-top:10px;color:#475569}.layout{max-width:1240px;margin:0 auto;display:grid;gap:20px;grid-template-columns:minmax(0,1.45fr) minmax(340px,1fr);align-items:start}.stack-col{display:grid;gap:20px}.panel{background:#ffffffe0;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid #dbeafe;border-radius:18px;padding:20px;box-shadow:0 8px 24px #0f172a0f,inset 0 1px #ffffffb3}.panel h2{margin:0 0 16px;font-size:20px}.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:#334155;font-weight:600}select,input{height:40px;border-radius:10px;border:1px solid #cbd5e1;padding:0 12px;font-size:14px;background:#fff;color:#0f172a}select:focus,input:focus{outline:2px solid #93c5fd;border-color:#60a5fa}.hint{margin-top:14px;padding:10px 12px;border-radius:10px;background:#eff6ff;color:#1d4ed8;font-size:13px}.subtle-hint{margin-top:0;margin-bottom:14px;border:1px solid #bfdbfe}.panel-tools{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:12px}.btn-secondary{height:36px;border-radius:9px;border:1px solid #cbd5e1;background:#fff;color:#1e293b;font-weight:600;padding:0 12px;cursor:pointer}.btn-secondary:hover{border-color:#94a3b8;background:#f8fafc}.preset-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}.chip{height:30px;border-radius:999px;border:1px solid #cbd5e1;background:#fff;color:#334155;padding:0 10px;font-size:12px;font-weight:600;cursor:pointer}.chip.active{border-color:#0ea5e9;color:#0c4a6e;background:#e0f2fe}.input-with-unit{position:relative}.input-with-unit input{width:100%;padding-right:68px}.unit-badge{position:absolute;top:50%;right:8px;transform:translateY(-50%);font-size:11px;font-weight:700;color:#475569;background:#f1f5f9;border:1px solid #cbd5e1;border-radius:999px;padding:2px 8px;pointer-events:none}.price-main{font-size:clamp(28px,5vw,42px);font-weight:700;color:#0c4a6e;line-height:1.1}.price-sub{color:#475569;margin-bottom:16px}.metrics,.totals{display:grid;gap:10px}.metrics>div,.totals>div{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:11px 12px;border-radius:10px;background:linear-gradient(180deg,#f8fafc,#f1f5f9);border:1px solid #e2e8f0}.metrics span,.totals span{color:#475569}.error{padding:12px;border-radius:10px;color:#991b1b;background:#fee2e2}.sticky-panel{position:sticky;top:18px}.operator-mode .panel h2{font-size:24px}.operator-mode label{font-size:14px}.operator-mode select,.operator-mode input{height:46px;font-size:17px}.operator-mode .unit-badge{font-size:12px}.operator-mode .price-main{font-size:clamp(34px,6vw,54px)}.operator-mode .metrics>div,.operator-mode .totals>div{padding:13px 14px}.operator-mode .metrics strong,.operator-mode .totals strong{font-size:18px}.dxf-toolbar{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}.dxf-toolbar input[type=file]{padding:8px 10px;height:auto}.btn-primary{height:40px;border-radius:10px;border:1px solid #0284c7;background:linear-gradient(135deg,#0284c7,#0369a1);color:#fff;font-weight:600;padding:0 14px;cursor:pointer}.btn-primary:hover{filter:brightness(1.05)}.dxf-viewer{margin-top:14px;width:100%;height:390px;border-radius:12px;border:1px solid #cbd5e1;overflow:hidden;background:#fff}.dxf-analysis{margin-top:12px;display:grid;gap:8px}.dxf-analysis>div{display:flex;justify-content:space-between;gap:10px;padding:8px 10px;border-radius:8px;background:linear-gradient(180deg,#f8fafc,#f1f5f9);border:1px solid #e2e8f0}.dxf-warnings{margin:8px 0 0;padding-left:18px;color:#92400e}.hero-actions{margin-top:12px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}.btn-link{color:#2563eb;font-weight:600;text-decoration:none;border-bottom:1px dashed transparent}.btn-link:hover{border-color:#60a5fa}.hint-inline{font-size:12px;color:#64748b}.admin-page .hero{max-width:1100px}.admin-card{max-width:420px;margin:80px auto 0;padding:28px;border-radius:18px;background:#fff;border:1px solid #dbeafe;box-shadow:0 16px 40px #0f172a14}.admin-form{display:grid;gap:16px}.admin-tabs{max-width:1100px;margin:0 auto 18px;display:flex;gap:10px;flex-wrap:wrap}.tab{padding:8px 14px;border-radius:999px;border:1px solid #cbd5e1;background:#fff;cursor:pointer;font-weight:600;color:#1e293b}.tab.active{background:#e0f2fe;border-color:#38bdf8;color:#0c4a6e}.admin-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-bottom:16px}.switch{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;background:#f8fafc;border:1px solid #e2e8f0}.admin-filters{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:16px}.table-scroll{overflow-x:auto;margin-bottom:16px}.admin-table{width:100%;border-collapse:collapse;min-width:880px}.admin-table th,.admin-table td{border-bottom:1px solid #e2e8f0;padding:8px 10px;text-align:left;font-size:13px}.admin-table input{width:100%;height:34px}.stat-card{display:grid;gap:6px;padding:14px;border-radius:12px;background:#f8fafc;border:1px solid #e2e8f0}@media (max-width: 980px){.layout{grid-template-columns:1fr}.sticky-panel{position:static}.dxf-viewer{height:320px}}
