:root{color-scheme:dark;--bg:#101219;--card:#191d28;--line:#303647;--ink:#eef0f6;--muted:#a8b0c3;--accent:#c9a7ff;--lime:#d2f59c}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.6 system-ui,-apple-system,Segoe UI,sans-serif}main{max-width:1240px;margin:auto;padding:0 32px}header{display:flex;align-items:center;justify-content:space-between;padding:28px 0;border-bottom:1px solid var(--line)}.brand{text-decoration:none;color:var(--accent);font-size:24px;font-weight:850;letter-spacing:2px}.brand span{display:block;font-size:11px;letter-spacing:3px;color:var(--muted)}.account{display:flex;align-items:center;gap:16px}h1{font-size:38px;line-height:1.15;letter-spacing:-1px;margin:12px 0 26px}h2{font-size:17px;margin:0 0 22px}h2:not(:first-child){margin-top:28px}.eyebrow{color:var(--lime);font-size:11px;font-weight:750;letter-spacing:2.5px}.intro h1{font-size:62px}.intro p{max-width:420px;color:var(--muted);font-size:17px}#login{display:grid;grid-template-columns:1.3fr 1fr;gap:64px;align-items:center;padding:70px 0 100px}.card{padding:28px;background:var(--card);border:1px solid var(--line);border-radius:18px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.bottom{margin-top:20px}.heading{display:flex;align-items:center;justify-content:space-between;margin:32px 0 20px}.heading h1{margin-bottom:8px;font-size:32px}.badge{font-size:12px;border:1px solid var(--line);border-radius:30px;padding:8px 14px;color:var(--lime)}label{display:block;font-size:13px;color:var(--muted);margin:16px 0}input,select{width:100%;background:#11151e;color:var(--ink);border:1px solid #3b4357;border-radius:9px;padding:11px 12px;margin-top:6px;font:inherit}input:focus,select:focus{outline:2px solid var(--accent);outline-offset:1px}input[type=range]{padding:0;accent-color:var(--accent)}.check{display:flex;align-items:center;gap:10px;color:var(--ink)}.check input{width:auto;margin:0;accent-color:var(--accent)}button{border:1px solid #495166;background:transparent;color:var(--ink);padding:11px 16px;border-radius:9px;font:650 13px system-ui;cursor:pointer}button:hover{border-color:var(--accent);background:#282333}.primary{color:#20172d;background:var(--accent);border-color:var(--accent)}.primary:hover{background:#ddc8ff;color:#20172d}.danger{color:#ffb5b5;border-color:#6c414a}.buttons{display:flex;gap:10px;flex-wrap:wrap}.pair{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.savebar{display:flex;align-items:center;justify-content:space-between;padding:18px 0}.savebar p,small,.muted{color:var(--muted)}small{display:block;font-size:12px;line-height:1.55}.footnote{border-top:1px solid var(--line);padding-top:22px;margin-top:28px;font-size:13px;color:var(--muted)}.footnote b{color:var(--lime)}#notice{min-height:26px;color:var(--lime);font-size:14px;margin:14px 0}#activity{padding-left:22px;max-height:230px;overflow:auto;color:var(--muted);font-size:13px}#activity li{margin:8px 0;overflow-wrap:anywhere}footer{padding:32px 0;margin-top:24px;font-size:11px;letter-spacing:1px;color:var(--muted)}[hidden]{display:none!important}.overlay{background:transparent}.overlay #overlay-help{display:flex;gap:12px;align-items:center;width:fit-content;background:#101219e8;padding:12px;border-radius:10px;font-size:12px}.overlay button{white-space:nowrap}@media(max-width:800px){main{padding:0 18px}#login,.grid{grid-template-columns:1fr}#login{gap:28px;padding:35px 0}.intro h1{font-size:44px}.heading{display:block}.heading h1{font-size:28px}.badge{display:inline-block;margin-top:12px}.card{padding:22px}.savebar{align-items:flex-start;gap:16px}.savebar p{font-size:12px}}

audio{display:block;width:100%;max-width:640px;margin:12px 0 24px}.viewer-row{border-top:1px solid var(--line);padding:20px 0}.viewer-row button{margin:6px 10px 6px 0}.viewer-row select{max-width:600px}