:root {
  color-scheme: light;
  --fg: #1f2430;
  --muted: #6b7280;
  --border: #d8dce3;
  --accent: #4338ca;
  --accent-hover: #362d9c;
  --error: #b91c1c;
  --bg: #f6f7fb;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
}

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

h1 {
  font-size: 1.4rem;
  margin-bottom: 4px;
}

.lead {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
}

fieldset {
  border: none;
  padding: 0;
  margin: 0 0 20px;
}

legend {
  font-weight: 600;
  margin-bottom: 8px;
  padding: 0;
}

.field {
  margin-bottom: 16px;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 4px;
}

input[type="text"],
input[type="tel"],
input[type="email"] {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 1rem;
}

.radio-row, .checkbox-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
}

.service-item {
  margin-bottom: 4px;
}

.confirm-box {
  margin: 6px 0 10px 24px;
  padding: 10px 12px;
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: 6px;
}
.confirm-box p {
  margin: 0 0 8px;
  font-size: 0.85rem;
  color: #92400e;
  white-space: pre-line;
}
.confirm-box label {
  font-weight: 400;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.radio-row label, .checkbox-row label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 400;
  font-size: 0.95rem;
}

.error {
  color: var(--error);
  font-size: 0.8rem;
  margin-top: 4px;
}

.notice {
  background: #fffbeb;
  border: 1px solid #fde68a;
  color: #92400e;
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 0.85rem;
  margin-bottom: 16px;
}

button.submit {
  width: 100%;
  padding: 12px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}
button.submit:hover { background: var(--accent-hover); }
button.submit:disabled { background: #a5a6b5; cursor: not-allowed; }

.actions {
  display: flex;
  gap: 12px;
}
.actions form { flex: 1; }
.btn-secondary {
  width: 100%;
  padding: 12px;
  background: #fff;
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 0.9rem;
}
.summary-row dt { color: var(--muted); }
.summary-row dd { margin: 0; text-align: right; }

.receipt {
  text-align: center;
  padding: 24px 0;
}
.receipt .no {
  font-family: monospace;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
  margin: 12px 0;
}

/* honeypot: 画面には出さないがスクリーンリーダー・タブ移動からも外す */
.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}