:root{color-scheme:light;--navy:#1d2939;--coral:#c44425;--soft:#fdf7f2;--muted:#576374;--line:#e4e7ec}*{box-sizing:border-box}body{margin:0;padding:32px 16px;background:#f6f7f8;color:var(--navy);font:16px/1.55 Arial,sans-serif}main{max-width:660px;margin:auto;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}header{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;padding:22px 28px;border-bottom:1px solid var(--line)}header a{font-weight:700;text-decoration:none;color:var(--navy)}header span{font-size:13px;color:var(--muted)}section{padding:28px}h1{font-size:30px;line-height:1.15;letter-spacing:-.6px;margin:0 0 18px;font-weight:600}h2{font-size:19px;margin:26px 0 12px}p{margin:0 0 20px}label{display:block;margin:12px 0 7px;font-size:14px}textarea,input{font:inherit;max-width:100%;width:100%;padding:12px;border:1px solid #a8b1bd;border-radius:8px;color:var(--navy);background:#fff}textarea{min-height:230px;resize:vertical}button,.button{display:inline-block;font:inherit;border:0;border-radius:9px;padding:13px 18px;background:var(--navy);color:#fff;text-decoration:none;cursor:pointer;text-align:center;min-height:46px}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #f16542;outline-offset:3px}.wide{width:100%;margin-top:16px}.secondary{background:#edf0f3;color:var(--navy)}.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.muted{color:var(--muted)}.small{font-size:13px}.kicker{color:var(--coral);font-size:12px;letter-spacing:1.2px;font-weight:700}.box{padding:18px;background:var(--soft);border-radius:10px;margin:18px 0;overflow-wrap:anywhere}.success{color:#24664c}.error{color:#a12e29}.file{font-size:14px}footer{background:var(--soft);padding:18px 28px;font-size:12px;color:var(--muted)}pre{white-space:pre-wrap;overflow-wrap:anywhere;font:14px/1.5 Arial,sans-serif}a{color:var(--coral)}ul{padding-left:22px}form{margin:0}hr{border:0;border-top:1px solid var(--line);margin:24px 0}details{margin:18px 0}summary{cursor:pointer;font-size:14px}@media(max-width:420px){body{padding:12px 8px}header,section,footer{padding:21px}h1{font-size:26px}.row>*{flex:1 1 130px}}