:root{color-scheme:light;font-family:Fira Sans,system-ui,sans-serif;color:#172033;background:#f5f7fb;--panel: #fff;--line: #dce5f1;--muted: #526176;--input: #fff;--accent: #245bd7}:root[data-theme=dark]{color-scheme:dark;color:#edf3ff;background:#101827;--panel: #172235;--line: #33445d;--muted: #b6c3d8;--input: #101827;--accent: #457af0}*{box-sizing:border-box}body{margin:0}a{color:inherit}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.55}:focus-visible{outline:3px solid #639aff;outline-offset:3px}header{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px clamp(20px,5vw,76px);border-bottom:1px solid var(--line);background:var(--panel)}.brand{display:flex;align-items:center;gap:9px;text-decoration:none;font-size:20px;font-weight:850}.brand img{width:27px;height:27px}nav{display:flex;gap:16px;align-items:center}nav a{text-decoration:none;font-size:14px}button{border:1px solid var(--line);background:var(--panel);color:inherit;border-radius:9px;padding:11px 15px;min-height:44px}main{max-width:780px;padding:48px 24px 64px;margin:auto}.eyebrow{color:var(--muted);font-size:13px;font-weight:700;letter-spacing:.08em}h1{font-size:clamp(30px,5vw,40px);margin:12px 0}h2{font-size:20px;margin:0 0 18px}.intro{color:var(--muted);line-height:1.6;margin-bottom:30px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:26px;margin:22px 0}.panel p{line-height:1.6}.panel label{display:flex;flex-direction:column;gap:9px;font-size:14px;font-weight:650}input,select,textarea{width:100%;min-width:0;background:var(--input);color:inherit;border:1px solid var(--line);padding:12px;border-radius:9px;min-height:46px}textarea{resize:vertical}.url-row{display:flex;gap:12px;margin-top:9px}.url-row button{flex-shrink:0}.primary{display:inline-flex;align-items:center;justify-content:center;background:var(--accent);color:#fff;border:0;text-decoration:none;border-radius:9px;padding:12px 18px;min-height:46px;font-weight:700}.primary:hover{filter:brightness(1.08)}.hint,.session-note{color:var(--muted);font-size:13px;font-weight:400}.text-button{padding:8px 0;background:none;border:0;color:#699aff;font-weight:700;text-align:left}.fields{display:grid;grid-template-columns:1fr 1fr;gap:20px}.full{grid-column:1/-1}fieldset{margin:0;padding:0;border:0;min-width:0}.actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:24px}.login-note{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px}.login-note p{margin-top:0;line-height:1.6}.message{border-left:3px solid #639aff;padding:14px 18px;background:var(--panel);line-height:1.6}.error{border-color:#dc5e62}footer{text-align:center;color:var(--muted);font-size:13px;padding:20px}.skip{position:absolute;top:-70px;left:12px;background:var(--accent);padding:12px;color:#fff}.skip:focus{top:12px}@media(max-width:600px){header{padding:16px;gap:12px}nav{gap:10px}main{padding:30px 16px 40px}.panel{padding:20px}.url-row{flex-direction:column}.url-row button{width:100%}.fields{grid-template-columns:1fr}.actions .primary{width:100%}.brand{font-size:18px}}