:root{--bg:#f3eee6;--card:#fff;--ink:#2b221a;--muted:#8a7a64;--line:#e7dfd2;--brand:#4d6b2f;--brand-ink:#fff;--bad:#a33b1f}
@media (prefers-color-scheme:dark){:root{--bg:#1b1712;--card:#251f18;--ink:#efe7da;--muted:#b3a48c;--line:#3a3127;--brand:#7a9d55;--brand-ink:#14110d;--bad:#e58a6a}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 "Segoe UI",-apple-system,BlinkMacSystemFont,Arial,sans-serif}
.fx{max-width:640px;margin:0 auto;padding:24px 16px 40px}
.fx-head{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;margin-bottom:18px}
.fx-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px 22px 18px}
h1{font-size:22px;margin:0 0 8px}h2{font-size:16px;margin:18px 0 6px}
.fx-lede{margin:0 0 10px}.fx-muted{color:var(--muted);font-size:14px}
.fx-list{margin:0 0 6px;padding-left:20px}.fx-what ol{padding-left:20px;margin:0 0 8px}
form{display:grid;gap:12px;margin-top:16px}
label{display:grid;gap:4px;font-size:14px;font-weight:600}
input,textarea{font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:9px 11px;width:100%}
input:disabled{opacity:.75}
.fx-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:520px){.fx-row{grid-template-columns:1fr}}
.fx-check{display:flex;gap:10px;align-items:flex-start;font-weight:500}.fx-check input{width:auto;margin-top:4px}
.fx-btn{font:inherit;font-weight:700;background:var(--brand);color:var(--brand-ink);border:0;border-radius:9px;padding:12px 18px;cursor:pointer}
.fx-btn:disabled{opacity:.6;cursor:wait}
.fx-msg{min-height:1.2em;margin:0;color:var(--bad);font-size:14px}
.fx-foot{margin-top:18px;text-align:center;color:var(--muted);font-size:13px}
a{color:var(--brand)}