:root{--bg:#f4f4f1;--card:#fff;--text:#1c1c1a;--muted:#6b6a64;--line:#deddd6;--accent:#1f5f99;--accent-text:#fff;--danger:#a83232;--ok:#2e7d4f;--warn:#9a6a00}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font:15px/1.5 system-ui,-apple-system,Segoe UI,Noto Sans Thai,sans-serif}.bar{background:var(--card);border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:10px;padding:12px 16px;display:flex}.bar h1{margin:0 8px 0 0;font-size:18px}.link{color:var(--accent);margin-left:auto;font-weight:600;text-decoration:none}.link:hover{text-decoration:underline}.link+.link{margin-left:0}.bar .link{border:1px solid var(--accent);background:#fff;border-radius:7px;padding:6px 12px}.bar .link:hover{background:var(--accent);color:var(--accent-text);text-decoration:none}.pill{color:var(--muted);background:#e7e6e0;border-radius:999px;padding:2px 10px;font-size:13px}.pill.on{color:var(--ok);background:#dcefe3}.pill.live{color:var(--danger);background:#fbe3e3}main{gap:16px;max-width:1080px;margin:0 auto;padding:16px;display:grid}#app{gap:16px;display:grid}#app[hidden]{display:none}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px 18px}.card.narrow{max-width:420px}.card h2{margin:0 0 12px;font-size:16px}.card h3{margin:16px 0 6px;font-size:14px}.grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;display:grid}label{gap:4px;font-size:14px;font-weight:600;display:grid}label small{color:var(--muted);font-weight:400}select,input{font:inherit;border:1px solid var(--line);color:var(--text);background:#fff;border-radius:7px;width:100%;padding:7px 9px}button{font:inherit;border:1px solid var(--line);color:var(--text);cursor:pointer;background:#fff;border-radius:7px;padding:7px 14px}button:disabled{opacity:.45;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}button.danger{background:var(--danger);border-color:var(--danger);color:#fff}button.big{padding:10px 26px;font-size:16px;font-weight:700}button.small{padding:3px 9px;font-size:13px}#login-form{gap:10px;display:grid}.share-links{gap:12px;margin-bottom:6px;display:grid}.copy-row{gap:8px;display:flex}.copy-row input{flex:1;min-width:0;font-family:ui-monospace,Menlo,monospace;font-size:13px}.account-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin:0 0 8px;display:grid}.account-grid dt{color:var(--muted);font-size:13px}.account-grid dd{font-variant-numeric:tabular-nums;margin:2px 0 0;font-size:18px;font-weight:700}.actions{flex-wrap:wrap;align-items:center;gap:12px;margin-top:16px;display:flex}.actions.tight{gap:8px;margin-top:0}.scale-value{text-align:center;font-variant-numeric:tabular-nums;min-width:3.5em}.font-select{width:auto}.meter{background:#e7e6e0;border-radius:5px;width:160px;height:10px;overflow:hidden}#meter-bar{background:var(--ok);width:0;height:100%;transition:width 80ms linear}.muted{color:var(--muted);font-size:13px}.error{color:var(--danger);font-weight:600}.metrics{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%}.metrics th,.metrics td{text-align:left;border-bottom:1px solid var(--line);padding:5px 8px;font-size:14px}.metrics th{color:var(--muted);width:45%;font-weight:500}.table-wrap{overflow-x:auto}.glossary{border-collapse:collapse;width:100%;min-width:640px}.glossary th{text-align:left;color:var(--muted);padding:4px;font-size:13px;font-weight:500}.glossary td{padding:3px 4px}.glossary input{padding:5px 7px}.glossary td:last-child{width:1%}.log{max-height:260px;margin:0;padding-left:0;font-size:13px;list-style:none;overflow-y:auto}.log li{border-bottom:1px solid var(--line);padding:3px 0}.log time{color:var(--muted);font-variant-numeric:tabular-nums;margin-right:8px}.log .warn{color:var(--warn)}.log .error{color:var(--danger)}.display-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin-top:16px;display:grid}fieldset{border:1px solid var(--line);border-radius:8px;gap:8px;margin:0;padding:10px 12px;display:grid}legend{padding:0 4px;font-size:14px;font-weight:600}.checks{flex-wrap:wrap;align-items:center;gap:6px 14px;display:flex}label.check{align-items:center;gap:6px;font-weight:400;display:inline-flex}label.check input{width:auto}label.check input[type=color]{cursor:pointer;width:38px;height:30px;padding:2px}.presets{flex-wrap:wrap;gap:6px;display:flex}.preset{background:#000;border-color:#000;flex-direction:column;align-items:flex-start;gap:2px;padding:6px 9px;font-size:13px;line-height:1.3;display:inline-flex}.preset span:last-child{font-size:12px}.preset[aria-pressed=true]{outline:3px solid var(--accent);outline-offset:1px}.sizes{gap:8px;margin-top:16px;display:grid}.preview{aspect-ratio:16/9;-webkit-user-select:none;user-select:none;touch-action:none;background:#000;border-radius:6px;width:min(100%,560px);position:relative;overflow:hidden}.preview .box{box-sizing:border-box;color:#fff;border:1px solid #333;padding:6px 8px;font-size:13px;position:absolute;overflow:hidden}.preview .box small{color:#8f8f8f;display:block}.preview .handle{z-index:1;background:0 0;position:absolute}.preview .handle:after{content:"";background:var(--accent);border-radius:2px;position:absolute}.preview .handle.h{cursor:row-resize;height:14px;margin-top:-7px}.preview .handle.h:after{height:4px;top:5px;left:0;right:0}.preview .handle.v{cursor:col-resize;width:14px;margin-left:-7px}.preview .handle.v:after{width:4px;top:0;bottom:0;left:5px}.preview .note{color:#8f8f8f;text-align:center;place-items:center;padding:12px;font-size:13px;display:grid;position:absolute;inset:0}.swatch{border:1px solid #999;border-radius:50%;width:26px;height:26px;padding:0}.swatch[aria-pressed=true]{outline:3px solid var(--accent);outline-offset:1px}button.arrow{width:40px;padding:4px 0;font-size:20px;font-weight:700;line-height:1.2}button.arrow[aria-pressed=true],button.toggle[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.preview .box.movable{cursor:grab}.preview .box.lifted{opacity:.6;cursor:grabbing}.preview .box.drop{outline:3px dashed var(--accent);outline-offset:-4px}.preview.share{background:linear-gradient(135deg,#eef1f6,#cfd8e6);container-type:size}.preview .strip{box-sizing:border-box;border:1px dashed var(--accent);text-align:center;cursor:grab;touch-action:none;background:#0000004d;flex-direction:column;justify-content:flex-end;display:flex;position:absolute}.preview .strip.lifted{cursor:grabbing;background:#00000073}.preview .strip span{white-space:nowrap;text-overflow:ellipsis;text-shadow:0 0 2px #000,0 0 2px #000;display:block;overflow:hidden}.qr-dialog{text-align:center;border:none;border-radius:12px;width:min(360px,100vw - 32px);padding:20px}.qr-dialog::backdrop{background:#00000080}.qr-dialog #qr-title{margin:0 0 12px;font-weight:600}.qr-dialog #qr-code svg{background:#fff;width:100%;height:auto;display:block}