:root {
  --text: #0F172A;
  --bg: #FFFFFF;
  --muted: #64748B;
  --border: #E2E8F0;
  --amber: #F59E0B;
  --amber-hover: #D97706;
  --error: #B45309;
  --chip-selected-bg: #0F172A;
  --chip-selected-text: #F8FAFC;
  --radius: 0.5rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --text: #F8FAFC;
    --bg: #0F172A;
    --border: #334155;
    --chip-selected-bg: #F8FAFC;
    --chip-selected-text: #0F172A;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', Arial, sans-serif;
  line-height: 1.55;
}

.site-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  max-width: 640px;
  margin: 0 auto;
  padding: 2rem 1.25rem 0;
}

.site-header img { border-radius: var(--radius); display: block; }

.wordmark {
  font-family: 'Space Grotesk', Arial, sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: 3rem 1.25rem 5rem;
}

h1 {
  font-family: 'Space Grotesk', Arial, sans-serif;
  font-size: 2.1rem;
  line-height: 1.15;
  margin: 0 0 1.25rem;
}

h2 {
  font-family: 'Space Grotesk', Arial, sans-serif;
  font-size: 1.8rem;
  margin: 0 0 1rem;
}

.lede { font-size: 1.06rem; margin: 0 0 0.75rem; }
.small-note { color: var(--muted); font-size: 0.9rem; margin: 0 0 2.5rem; }

form { display: block; }

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

@media (max-width: 560px) {
  .row { grid-template-columns: 1fr; gap: 0; }
}

.field { margin-bottom: 1.5rem; }

label {
  display: block;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
}

.hint { color: var(--muted); font-size: 0.85rem; margin: -0.15rem 0 0.65rem; }

input[type="text"], input[type="email"], select, textarea {
  width: 100%;
  padding: 0.65rem 0.8rem;
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

textarea { resize: vertical; }

input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--text);
  outline-offset: 1px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.chip {
  font: inherit;
  font-size: 0.88rem;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
}

.chip[aria-pressed="true"] {
  background: var(--chip-selected-bg);
  color: var(--chip-selected-text);
  border-color: var(--chip-selected-bg);
}

#submit-btn {
  display: block;
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.9rem 1rem;
  font-family: 'Space Grotesk', Arial, sans-serif;
  font-weight: 600;
  font-size: 1.05rem;
  color: #0F172A;
  background: var(--amber);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
}

#submit-btn:hover:not(:disabled) { background: var(--amber-hover); }
#submit-btn:disabled { opacity: 0.7; cursor: default; }

.under-button {
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
  margin-top: 0.9rem;
}

.error {
  color: #B45309;
  font-size: 0.85rem;
  margin: 0.35rem 0 0;
}

.muted-line { color: var(--muted); font-size: 0.9rem; }

.hp-wrap {
  position: absolute;
  left: -9999px;
  top: -9999px;
  height: 1px;
  width: 1px;
  overflow: hidden;
}