:root{font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#edf1f8;background:#0b1020;font-size:16px;line-height:1.5;color-scheme:dark}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0;background:radial-gradient(ellipse at top right,#182748 0,transparent 55%);min-height:100vh}main{max-width:1180px;margin:auto;padding:32px 24px}header{display:flex;align-items:center;justify-content:space-between;margin-bottom:64px}.brand{font-weight:800;letter-spacing:.04em;color:inherit;text-decoration:none;font-size:22px}.brand span{font-weight:400;color:#acbbd2;letter-spacing:0}h1{font-size:clamp(28px,4vw,40px);line-height:1.15;letter-spacing:-.035em;margin:12px 0 20px}h2{font-size:18px;margin:0}p{color:#b6c3d8}small{color:#9eafc9;display:block;font-size:14px}.eyebrow{font-size:12px;letter-spacing:.16em;font-weight:700;color:#8fb5ff}.card{background:#111a2c;border:1px solid #293650;border-radius:18px;padding:28px}.login{max-width:510px;margin:0 auto}.login form{margin-top:30px}label{display:block;font-weight:600;margin:20px 0 8px;font-size:15px}input,select,textarea,button{font:inherit}input,select,textarea{width:100%;background:#0b1323;color:#edf1f8;border:1px solid #43516a;border-radius:9px;padding:12px}textarea{min-height:100px;resize:vertical}input[type=checkbox]{width:20px;height:20px}button{background:#a9c8ff;color:#0a1933;border:0;border-radius:9px;min-height:46px;padding:10px 20px;font-weight:650;cursor:pointer}button:hover{background:#c7daff}button:disabled{opacity:.55;cursor:wait}button.secondary{border:1px solid #43516a;background:transparent;color:#d5e0f2;min-height:40px;font-size:14px}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #88afff;outline-offset:3px}form>button{width:100%;margin-top:24px}.error{color:#ffb4b4;min-height:1.5em}.grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:24px}.heading{margin-bottom:30px}.result-heading{display:flex;justify-content:space-between;align-items:center;gap:12px}pre{white-space:pre-wrap;overflow-wrap:anywhere;font:14px/1.65 ui-monospace,SFMono-Regular,Consolas,monospace;max-height:65vh;overflow:auto;color:#e0e8f5}.notice{border-left:3px solid #d9ad66;padding-left:12px;font-size:14px;color:#e6c48e}.hint{font-size:14px;margin:8px 0;color:#9eafc9}footer{color:#8a9bb6;text-align:center;font-size:13px;margin:48px 0 8px}@media(max-width:760px){main{padding:22px 16px}header{margin-bottom:36px}.grid{grid-template-columns:1fr}.card{padding:22px}.result{min-height:240px}pre{max-height:none}}