:root{color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:#0d0808;color:#f2e9e9;font:16px/1.5 -apple-system,system-ui,sans-serif;padding:18px;max-width:560px;margin:auto}
h1{font-size:22px;margin:.2em 0}.sub{color:#bba;margin:0 0 14px}label{display:block;margin:14px 0 4px;font-weight:600}
textarea,input,select{width:100%;font-size:16px;padding:12px;border-radius:10px;border:1px solid #4a2a2a;background:#1a0f0f;color:#f2e9e9}textarea{min-height:130px}
button{font-size:16px;padding:14px;border-radius:12px;border:0;background:#c8141c;color:#fff;font-weight:700;width:100%;margin-top:16px}button.alt{background:#2a1818;border:1px solid #4a2a2a}
.box{background:#1a0f0f;border:1px solid #4a2a2a;border-radius:12px;padding:12px;margin-top:14px;word-break:break-all}.warn{color:#ffb4a8}.small{font-size:14px;color:#bba}