/* ============================================================
   forms/form-step.css  ステップフォーム共通スタイル
   ============================================================ */

/* ---- ページラッパー ---- */
.form-page { max-width: 800px; margin: 0 auto; }

/* ---- フォーム切り替えナビ ---- */
.form-type-nav {
  display: flex; gap: 10px; flex-wrap: wrap;
  margin-bottom: 48px;
}
.form-type-nav a {
  padding: 9px 22px;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: .82rem;
  transition: .2s;
}
.form-type-nav a.active,
.form-type-nav a:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* ---- ステップバー ---- */
.step-bar {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  margin-bottom: 48px;
}
.step-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  flex: 1;
  position: relative;
  font-size: .73rem;
  color: var(--color-muted);
  max-width: 120px;
}
/* 線 */
.step-bar__item:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 16px; left: calc(50% + 16px);
  width: calc(100% - 32px);
  height: 2px;
  background: var(--color-border);
  z-index: 0;
}
.step-bar__item.done::after { background: var(--color-accent); }

.step-bar__circle {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  background: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 700;
  position: relative; z-index: 1;
  transition: .3s;
}
.step-bar__item.active .step-bar__circle {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(44,74,62,.15);
}
.step-bar__item.done .step-bar__circle {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.step-bar__item.active { color: var(--color-primary); font-weight: 700; }
.step-bar__item.done   { color: var(--color-accent); }

/* ---- ステップパネル ---- */
.step-panel { display: none; }
.step-panel.active { display: block; }

/* ---- フォームリード ---- */
.form-lead {
  background: var(--color-light);
  border-left: 4px solid var(--color-accent);
  padding: 16px 20px;
  font-size: .88rem;
  line-height: 1.8;
  margin-bottom: 40px;
  border-radius: 0 var(--radius) var(--radius) 0;
}

/* ---- セクション区切り ---- */
.form-section {
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-border);
}
.form-section:last-of-type { border-bottom: none; }
.form-section__title {
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

/* ---- form-group ---- */
.form-group { margin-bottom: 22px; }
.form-group:last-child { margin-bottom: 0; }
.form-group label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .88rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}
.form-group label .badge-req {
  display: inline-block;
  padding: 2px 7px;
  background: #c0392b;
  color: #fff;
  border-radius: 2px;
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .04em;
}
.form-group label .badge-opt {
  display: inline-block;
  padding: 2px 7px;
  background: var(--color-muted);
  color: #fff;
  border-radius: 2px;
  font-size: .65rem;
  font-weight: 500;
}
.form-group .form-hint {
  font-size: .78rem;
  color: var(--color-muted);
  margin-top: 5px;
}

/* ---- 入力コントロール ---- */
.form-control {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: .9rem;
  font-family: inherit;
  background: #fff;
  transition: border-color .2s, box-shadow .2s;
  appearance: none;
}
.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(122,158,126,.18);
}
.form-control--w200 { max-width: 200px; }
.form-control--w300 { max-width: 300px; }
.form-control--w100 { max-width: 100px; }
.form-control--sm   { max-width: 180px; }
.form-control--md   { max-width: 320px; }
textarea.form-control { resize: vertical; min-height: 120px; }

/* ---- 2カラム ---- */
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .form-row-2 { grid-template-columns: 1fr; } }

/* ---- チェック / ラジオ グループ ---- */
.check-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.check-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: .85rem;
  cursor: pointer;
  user-select: none;
  transition: border-color .2s, background .2s;
}
.check-label:hover { border-color: var(--color-accent); }
.check-label input { accent-color: var(--color-primary); }
.check-label input:checked + span { color: var(--color-primary); font-weight: 600; }
.check-label:has(input:checked) {
  border-color: var(--color-accent);
  background: rgba(122,158,126,.08);
}

/* ---- サブ入力（チェックで表示） ---- */
.sub-input {
  display: none;
  margin-top: 10px;
  padding: 12px 16px;
  background: var(--color-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.sub-input.show { display: block; }
.sub-input label { font-size: .82rem; font-weight: 500; margin-bottom: 6px; }

/* ---- 確認テーブル ---- */
.confirm-table { width: 100%; border-collapse: collapse; margin-bottom: 32px; }
.confirm-table th,
.confirm-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border);
  font-size: .88rem;
  text-align: left;
  vertical-align: top;
}
.confirm-table th {
  background: var(--color-light);
  font-weight: 600;
  color: var(--color-primary);
  width: 36%;
  white-space: nowrap;
}
@media (max-width: 600px) {
  .confirm-table th,
  .confirm-table td { display: block; width: 100%; }
  .confirm-table th { padding-bottom: 4px; }
}

/* ---- 必須マーク ---- */
.required {
  color: #c0392b;
  font-size: .72rem;
  font-weight: 700;
  margin-left: 2px;
}

/* ---- エラーメッセージ ---- */
.form-error {
  color: #c0392b;
  font-size: .78rem;
  margin-top: 4px;
  min-height: 1em;
}

/* ---- プライバシーボックス ---- */
.privacy-box {
  background: var(--color-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px 22px;
  font-size: .82rem;
  line-height: 1.85;
  max-height: 160px;
  overflow-y: auto;
  margin-bottom: 18px;
}

/* ---- ボタン行 ---- */
.form-btn-row {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.btn--form-next,
.btn--form-back,
.btn--form-submit {
  min-width: 220px;
  padding: 14px 36px;
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: .06em;
  border-radius: var(--radius);
  transition: opacity .2s;
  cursor: pointer;
  font-family: inherit;
}
.btn--form-next,
.btn--form-submit {
  background: var(--color-primary);
  color: #fff;
  border: 2px solid var(--color-primary);
}
.btn--form-back {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn--form-next:hover,
.btn--form-submit:hover,
.btn--form-back:hover { opacity: .72; }

/* ---- 完了画面 ---- */
.complete-box {
  text-align: center;
  padding: 64px 24px;
}
.complete-box__icon {
  font-size: 4rem;
  margin-bottom: 16px;
}
.complete-box h2 {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 16px;
}
.complete-box p {
  font-size: .92rem;
  color: var(--color-muted);
  line-height: 1.9;
  margin-bottom: 32px;
}