:root {
  --bg: #f4f6fb; --card: #ffffff; --text: #101828; --muted: #5b6475;
  --line: #d9dee8; --accent: #0a63ff; --accent-text: #ffffff; --error: #c62828;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0b1020; --card: #141b2f; --text: #eef1f8; --muted: #9aa4b8;
          --line: #2a3350; --accent: #4d8dff; --error: #ff7b7b; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text);
       font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
.wrap { max-width: 560px; margin: 0 auto; padding: 24px 16px 40px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px;
         margin-bottom: 20px; }
.logo { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 10px;
        background: var(--accent); color: var(--accent-text); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px;
        padding: 24px 20px; }
h1 { font-size: 26px; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 18px; margin: 20px 0 6px; }
.lede { color: var(--muted); margin: 0 0 20px; }
form { display: grid; gap: 14px; }
label { display: grid; gap: 6px; font-weight: 600; font-size: 15px; }
.row { display: grid; gap: 14px; grid-template-columns: 1fr 1fr; }
@media (max-width: 420px) { .row { grid-template-columns: 1fr; } }
input[type=text], input[type=email], textarea {
  width: 100%; font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--line); border-radius: 10px; padding: 12px; min-height: 44px; }
input:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
fieldset { border: 0; padding: 0; margin: 0; }
legend { font-weight: 600; font-size: 15px; margin-bottom: 6px; }
.choices { display: flex; gap: 10px; flex-wrap: wrap; }
.choice { display: flex; align-items: center; gap: 8px; font-weight: 500; padding: 10px 14px;
          border: 1px solid var(--line); border-radius: 10px; min-height: 44px; }
.choices ul, ul.errorlist { list-style: none; margin: 0; padding: 0; }
.errorlist, .error { color: var(--error); font-size: 14px; font-weight: 500; }
.consent { display: flex; align-items: flex-start; gap: 10px; font-weight: 400; }
.consent input { width: 20px; height: 20px; margin-top: 2px; flex: none; }
a { color: var(--accent); }
button { font: inherit; font-weight: 700; color: var(--accent-text); background: var(--accent);
         border: 0; border-radius: 12px; padding: 14px; min-height: 48px; cursor: pointer; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.foot { text-align: center; color: var(--muted); font-size: 14px; margin-top: 20px; }
.prose p { margin: 0 0 12px; }