:root{--bg:#f4f6f9;--panel:#fff;--border:#dde2ea;--text:#1c2430;--muted:#5d6b7c;--accent:#1f6fd6;--accent-dark:#1757a8;--warn:#b45309;--warn-bg:#fff4e5;--danger:#b91c1c;--danger-bg:#fee2e2;color:var(--text);background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Pretendard,Noto Sans KR,sans-serif}*{box-sizing:border-box}body{background:var(--bg);margin:0}.app{max-width:1120px;margin:0 auto;padding:24px 16px 48px}.topbar h1{margin:0 0 6px;font-size:24px}.topbar p{color:var(--muted);margin:0 0 20px;font-size:14px}.layout{grid-template-columns:1.3fr 1fr;align-items:start;gap:20px;display:grid}@media (width<=860px){.layout{grid-template-columns:1fr}}.panel{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:20px}.panel-head{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.panel-head h2{margin:0;font-size:17px}.head-actions{gap:6px;display:flex}fieldset{border:none;border-top:1px solid var(--border);margin:0 0 8px;padding:12px 0 4px}legend{color:var(--muted);padding-right:8px;font-size:12px;font-weight:600}.row{grid-template-columns:1fr 1fr;gap:10px;display:grid}@media (width<=480px){.row{grid-template-columns:1fr}}.field{flex-direction:column;gap:4px;margin-bottom:10px;font-size:13px;display:flex}.field span{color:var(--muted)}.field input,.field textarea,.options select{font:inherit;border:1px solid var(--border);color:var(--text);background:#fff;border-radius:8px;padding:8px 10px;font-size:14px}.field input:focus,.field textarea:focus,.options select:focus{outline:2px solid color-mix(in srgb, var(--accent) 35%, transparent);border-color:var(--accent)}.field textarea{resize:vertical}.radio-row{flex-wrap:wrap;gap:14px;margin-bottom:8px;font-size:13px;display:flex}.radio-row>span{color:var(--muted)}.radio-row label{align-items:center;gap:4px;display:flex}.radio-row .cc-input input{width:44px;font:inherit;border:1px solid var(--border);border-radius:6px;margin-left:2px;padding:3px 6px;font-size:13px}.field-hint{color:var(--accent);font-size:12px;font-style:normal}.preview{position:sticky;top:16px}.qr-box{aspect-ratio:1;border:1px dashed var(--border);background:#fafbfc;border-radius:10px;justify-content:center;align-items:center;display:flex;overflow:hidden}.qr-box img{width:100%;height:100%;image-rendering:pixelated}.qr-empty{color:var(--muted);text-align:center;padding:24px;font-size:14px}.stats{grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0 0;display:grid}.stats div{background:#f7f9fc;border-radius:8px;padding:8px 10px}.stats dt{color:var(--muted);font-size:11px}.stats dd{margin:2px 0 0;font-size:14px;font-weight:600}.stats dd.caution{color:var(--warn)}.stats dd.danger{color:var(--danger)}.notice{border-radius:8px;margin:10px 0 0;padding:10px 12px;font-size:13px}.notice.caution{background:var(--warn-bg);color:var(--warn)}.notice.danger{background:var(--danger-bg);color:var(--danger)}.options{grid-template-columns:1fr 1fr;gap:10px;margin-top:14px;display:grid}.options label{color:var(--muted);flex-direction:column;gap:4px;font-size:12px;display:flex}.actions{flex-wrap:wrap;gap:8px;margin-top:16px;display:flex}button{font:inherit;border:1px solid var(--border);color:var(--text);cursor:pointer;background:#fff;border-radius:8px;padding:9px 14px;font-size:14px}button:hover:not(:disabled){border-color:var(--accent)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.primary:hover:not(:disabled){background:var(--accent-dark)}button.ghost{padding:5px 10px;font-size:12px}button.link{color:var(--accent);background:0 0;border:none;margin-top:8px;padding:6px 0;font-size:13px}.hint{color:var(--muted);margin:10px 0 0;font-size:12px}.raw{white-space:pre-wrap;word-break:break-all;background:#f7f9fc;border-radius:8px;margin:6px 0 0;padding:10px 12px;font-size:12px}.realsize{margin-top:20px}.realsize .head-actions select{font:inherit;border:1px solid var(--border);color:var(--text);background:#fff;border-radius:8px;padding:5px 8px;font-size:13px}.card-stage{background:#e9edf3;border-radius:10px;padding:24px 8px;overflow:auto}.card-face{box-sizing:border-box;background:#fff;border-top:2px solid #2a56a5;border-radius:2px;margin:0 auto;position:relative;box-shadow:0 2px 10px #0000002e,0 0 0 1px #0000000f}.card-qr{cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none;outline:1px dashed #0000;position:absolute}.card-qr:hover,.card-qr:active{outline-color:var(--accent);cursor:grabbing}.card-qr img{pointer-events:none;width:100%;height:100%;display:block}.card-readout{color:var(--muted);text-align:center;margin:10px 0 0;font-size:12px}.calibrate-steps{color:var(--muted);margin:0 0 12px;padding-left:20px;font-size:13px}.calibrate-steps li{margin-bottom:2px}.calibrate-stage{background:#e9edf3;border-radius:10px;padding:24px 8px;overflow:auto}.calibrate-card{border:2px solid var(--accent);box-sizing:border-box;color:var(--muted);background:#fff;justify-content:center;align-items:center;margin:0 auto;font-size:13px;display:flex}.calibrate-controls{align-items:center;gap:8px;margin-top:14px;display:flex}.calibrate-controls input[type=range]{flex:1;min-width:120px}.calibrate-controls button{min-width:36px;padding:6px 10px}.calibrate-readout{font-variant-numeric:tabular-nums;white-space:nowrap;font-size:13px}.calibrate-actions{gap:8px;margin-top:12px;display:flex}.topbar.nav{border-bottom:1px solid var(--border);align-items:center;gap:20px;margin-bottom:16px;padding-bottom:12px;display:flex}.brand{color:var(--text);font-size:17px;font-weight:700;text-decoration:none}.topbar.nav nav{flex:1;gap:4px;display:flex}.topbar.nav nav a{color:var(--muted);border-radius:8px;padding:6px 12px;font-size:14px;text-decoration:none}.topbar.nav nav a.active{background:color-mix(in srgb, var(--accent) 12%, transparent);color:var(--accent);font-weight:600}.nav-user{align-items:center;gap:8px;font-size:13px;display:flex}.app.loading{text-align:center;color:var(--muted);padding-top:80px}.muted{color:var(--muted)}.center{text-align:center}.auth-wrap{justify-content:center;align-items:center;min-height:100vh;padding:24px 16px;display:flex}.auth-card{flex-direction:column;gap:6px;width:100%;max-width:380px;display:flex}.auth-card h1{margin:0 0 4px;font-size:20px}.auth-card p.muted{margin:0 0 10px;font-size:13px}button.wide,a.button.wide{width:100%;margin-top:6px}.notice.ok{color:#1a6b3a;background:#e7f6ec}.savebar{background:var(--panel);border:1px solid var(--border);z-index:5;border-radius:12px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;padding:10px 16px;display:flex;position:sticky;top:8px}.savebar-left,.savebar-right{flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;display:flex}.badge{background:var(--warn-bg);color:var(--warn);border-radius:999px;padding:2px 8px;font-size:11px;font-weight:600}.savemsg.ok{color:#1a6b3a}.savemsg.error{color:var(--danger)}a.button{border:1px solid var(--border);color:var(--text);background:#fff;border-radius:8px;padding:9px 14px;font-size:14px;text-decoration:none;display:inline-block}a.button.primary{background:var(--accent);border-color:var(--accent);color:#fff}.toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;display:flex}.toolbar-right{flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;display:flex}.toolbar select{font:inherit;border:1px solid var(--border);background:#fff;border-radius:8px;padding:7px 8px;font-size:13px}.search{font:inherit;border:1px solid var(--border);border-radius:8px;flex:1;min-width:260px;max-width:420px;padding:8px 12px;font-size:14px}.table-wrap{overflow-x:auto}table.grid{border-collapse:collapse;width:100%;font-size:13px}table.grid th,table.grid td{text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;vertical-align:middle;padding:8px 10px}table.grid th{color:var(--muted);background:#f7f9fc;font-size:12px;font-weight:600}table.grid tr.clickable{cursor:pointer}table.grid tr.clickable:hover{background:#f3f7fd}table.grid tr.inactive td{opacity:.55}table.grid tr.has-problem td{background:#fff8f0}table.grid.editable input,table.grid.editable select{font:inherit;border:1px solid var(--border);background:#fff;border-radius:6px;min-width:90px;padding:5px 7px;font-size:13px}table.grid td.danger-text{color:var(--danger);font-size:12px}table.grid td.ok-text{color:#1a6b3a}.row-actions{gap:4px;display:flex}table.grid td select{font:inherit;border:1px solid var(--border);background:#fff;border-radius:6px;padding:4px 6px;font-size:13px}.invite-form{grid-template-columns:2fr 1.5fr 1fr auto;align-items:end;gap:10px;display:grid}@media (width<=700px){.invite-form{grid-template-columns:1fr}}.invite-form .field{margin-bottom:0}.invite-form select{font:inherit;border:1px solid var(--border);background:#fff;border-radius:8px;padding:8px 10px;font-size:14px}.invite-result{margin-top:12px}.invite-link{align-items:center;gap:8px;margin-top:6px;display:flex}.invite-link code{word-break:break-all;background:#fff9;border-radius:6px;flex:1;padding:6px 8px;font-size:12px}.panel+.panel{margin-top:20px}