:root {
  --bg: #1c2536;
  --card: #26314a;
  --field: #141b28;
  --border: #3a4459;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #f0b429;
  --accent-bg: #241d0c;
  --blue: #5b7cfa;
  --red: #f85149;
  --green: #3fb950;
}

* { box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  margin: 0;
  padding: 40px 20px 80px;
}

.wrap { max-width: 760px; margin: 0 auto; }

h1 { font-size: 28px; font-weight: 700; margin: 0 0 24px; }

.categories {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.category {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
  cursor: pointer;
  text-align: left;
}

.category .title { font-weight: 700; font-size: 16px; color: var(--text); }
.category .subtitle { font-size: 13px; color: var(--muted); margin-top: 2px; }

.category.active {
  border-color: var(--accent);
  background: var(--accent-bg);
}
.category.active .title,
.category.active .subtitle { color: var(--accent); }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
}

.grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.field { margin-bottom: 20px; }

label {
  display: block;
  font-size: 14px;
  margin-bottom: 8px;
}
label .opt { color: var(--muted); font-style: italic; font-weight: 400; }

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="url"],
select {
  width: 100%;
  background: var(--field);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 15px;
  padding: 12px 14px;
  outline: none;
}

input::placeholder { color: #5b6470; }

input:focus, select:focus { border-color: var(--blue); }

select { appearance: none; -webkit-appearance: none; }

hr { border: none; border-top: 1px solid var(--border); margin: 8px 0 20px; }

.consent {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 24px;
}
.consent input { margin-top: 3px; width: 18px; height: 18px; }
.consent span { font-size: 13px; color: var(--muted); line-height: 1.5; }

button.submit {
  width: 100%;
  background: var(--blue);
  color: #0d1117;
  border: none;
  border-radius: 10px;
  padding: 16px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
}
button.submit:disabled { opacity: 0.6; cursor: default; }

.msg { margin-top: 16px; font-size: 14px; }
.msg.error { color: var(--red); }
.msg.success { color: var(--green); }

@media (max-width: 640px) {
  .categories, .grid2 { grid-template-columns: 1fr; }
}