/* =========================================
   CSS カスタムプロパティ
   ★ デザイナーはここを編集してください ★
   ========================================= */
:root {
  --color-primary:   #003B46;   /* deep aqua：メインカラー */
  --color-secondary: #07575B;   /* ocean：サブカラー */
  --color-accent:    #66A5AD;   /* wave：アクセントカラー */
  --color-light:     #C4DFE6;   /* seafoam：薄い背景 */
  --color-text:      #222222;
  --color-text-sub:  #666666;
  --color-bg:        #ffffff;
  --color-bg-sub:    #f0f7fa;
  --color-border:    #d0e4e8;
  --font-sans:       'Noto Sans JP', sans-serif;
  --font-serif:      'Noto Serif JP', serif;
  --border-radius:   8px;
  --max-width:       640px;
}

/* =========================================
   リセット・ベース
   ========================================= */
*, *::before, *::after { box-sizing: border-box; }
html { font-size: 16px; }
body {
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-text-size-adjust: 100%;
}
img { max-width: 100%; height: auto; display: block; }
ul, ol { margin: 0; padding: 0; list-style: none; }
p { margin: 0 0 12px; }
p:last-child { margin-bottom: 0; }
h1, h2, h3 { margin: 0; }

/* =========================================
   共通レイアウト
   ========================================= */
.wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
}

/* =========================================
   ボタン 共通
   ========================================= */
.btn {
  display: block;
  width: 100%;
  padding: 15px 20px;
  border: 2px solid var(--color-primary);
  border-radius: var(--border-radius);
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  text-align: center;
  cursor: pointer;
  transition: opacity 0.2s;
  -webkit-appearance: none;
  appearance: none;
  letter-spacing: 0.05em;
}
.btn:hover { opacity: 0.82; }

/* サブボタン（戻るなど） */
.btn-sub {
  background: transparent;
  color: var(--color-primary);
}
.btn-sub:hover { background: rgba(0,59,70,0.06); opacity: 1; }

/* =========================================
   スタート画面
   ========================================= */
.start {}

.start-kv { width: 100%; }
.start-kv img { width: 100%; }

.start-notice {
  padding: 20px;
  background: var(--color-bg-sub);
  font-size: 0.88rem;
  line-height: 1.85;
  border-top: 3px solid var(--color-primary);
  color: var(--color-text-sub);
}

.start-illust {
  text-align: center;
  padding: 24px 20px 0;
}
.start-illust img {
  display: inline-block;
  max-width: 240px;
  width: 60%;
}

.start-inner {
  padding: 28px 20px 48px;
}

.start-lead {
  margin-bottom: 28px;
  text-align: center;
}
.start-lead-text {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.9;
  margin-bottom: 8px;
}
.start-lead-time {
  font-size: 0.85rem;
  color: var(--color-text-sub);
}

.start-name { margin-bottom: 20px; }

.form-text {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius);
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--color-text);
  background: #fff;
  transition: border-color 0.2s;
  -webkit-appearance: none;
  appearance: none;
}
.form-text:focus {
  border-color: var(--color-primary);
  outline: none;
}
.form-text.is-error { border-color: #e74c3c; }

.error-message {
  color: #e74c3c;
  font-size: 0.85rem;
  margin: 6px 0 0;
}

/* =========================================
   設問エリア全体
   ========================================= */
.stage-wrapper { display: none; }
.stage-wrapper.active { display: block; }

.stage { display: none; }

/* =========================================
   プログレスバー
   ========================================= */
.progress-bar {
  position: relative;
  padding: 20px 20px 0;
  margin-bottom: 4px;
}

.progress-steps {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  position: relative;
}

.progress-step {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-text-sub);
  transition: all 0.3s;
  position: relative;
  z-index: 1;
}
.progress-step.active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #fff;
}
.progress-step.completed {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #fff;
}

.progress-track {
  position: absolute;
  top: 31px;   /* 20px padding-top + 26px丸÷2 - 4px線÷2 */
  left: 20px;
  right: 20px;
  height: 4px;
  background: var(--color-border);
  border-radius: 2px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width 0.45s ease;
  width: 0;
}

/* =========================================
   設問1問
   ========================================= */
.question {
  padding: 24px 20px 0;
  border-bottom: 1px solid var(--color-border);
}
.question:last-of-type { border-bottom: none; }

.question.is-answered .q-text { color: var(--color-text-sub); }

.q {
  margin: 0 0 16px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.q-num {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
}

.q-text {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.6;
  padding-top: 6px;
}

.q-note {
  font-size: 0.85rem;
  color: var(--color-text-sub);
  margin: -8px 0 12px;
  padding-left: 48px;
}

/* =========================================
   選択肢（4択ボタン）
   ========================================= */
.answer-4choice {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-bottom: 24px;
}

.btn-choice {
  display: block;
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius);
  background: #fff;
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 0.93rem;
  text-align: left;
  cursor: pointer;
  line-height: 1.55;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
  -webkit-appearance: none;
  appearance: none;
  min-height: 52px;
}
.btn-choice:hover {
  border-color: var(--color-primary);
  background: rgba(0,59,70,0.05);
}
.btn-choice.active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #fff;
}

/* メールアドレス入力エリア */
.answer-input {
  padding: 0 0 24px;
}

/* =========================================
   ステージフッター（次へ / 戻る）
   ========================================= */
.question-next {
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* =========================================
   ローディング
   ========================================= */
.loading {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.92);
  z-index: 999;
  align-items: center;
  justify-content: center;
}

.loading-inner { text-align: center; }

.loading-spin {
  display: block;
  width: 44px;
  height: 44px;
  border: 4px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  margin: 0 auto 14px;
  animation: spin 0.75s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-text {
  font-size: 0.9rem;
  color: var(--color-text-sub);
  margin: 0;
}

/* =========================================
   結果ページ 共通
   ========================================= */
.result {}

.result-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px 48px;
}

.result-label {
  text-align: center;
  font-size: 0.88rem;
  color: var(--color-text-sub);
  margin: 28px 0 16px;
}
.result-label-name {
  color: var(--color-primary);
  font-weight: 700;
}

/* =========================================
   判定グレード
   ========================================= */
.result-grade-wrap {
  text-align: center;
  margin: 0 0 28px;
}

.result-grade {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  padding: 12px 36px;
  border-radius: 50px;
  margin-bottom: 14px;
  letter-spacing: 0.1em;
}

.result-grade-letter {
  font-size: 2.2rem;
  line-height: 1;
  font-weight: 900;
}

.result-grade-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.05em;
  margin: 0;
}

/* =========================================
   スコアメーター
   ========================================= */
.result-score {
  margin: 0 0 28px;
  padding: 20px;
  background: var(--color-bg-sub);
  border-radius: var(--border-radius);
  text-align: center;
}

.result-score-label {
  font-size: 0.78rem;
  color: var(--color-text-sub);
  font-weight: 700;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.result-score-num {
  margin-bottom: 14px;
  line-height: 1;
}

.result-score-value {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 900;
  color: var(--color-primary);
  line-height: 1;
}

.result-score-max {
  font-size: 0.88rem;
  color: var(--color-text-sub);
  margin-left: 4px;
}

.result-score-bar {
  height: 14px;
  background: var(--color-border);
  border-radius: 7px;
  overflow: hidden;
}

.result-score-bar-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 7px;
  width: 0;
}

/* =========================================
   結果本文
   ========================================= */
.result-content { margin: 0 0 28px; }
.result-content-title {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-primary);
  color: var(--color-primary);
}
.result-description {
  font-size: 0.95rem;
  line-height: 1.9;
}

/* =========================================
   メッセージブロック
   ========================================= */
.result-service {
  margin: 0 0 28px;
  padding: 20px;
  background: var(--color-bg-sub);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--color-accent);
}

.result-service-text {
  font-size: 0.9rem;
  line-height: 1.85;
}

.service-heading {
  font-weight: 700;
  color: var(--color-secondary);
  margin: 16px 0 8px;
}
.service-heading:first-child { margin-top: 0; }

.service-note {
  font-size: 0.82rem;
  color: var(--color-text-sub);
  margin-top: 12px;
}

/* =========================================
   CTA
   ========================================= */
.result-cta { margin: 0 0 24px; }
.result-cta-text {
  font-size: 0.9rem;
  text-align: center;
  margin: 0 0 14px;
  color: var(--color-text-sub);
}
.btn-cta {
  display: block;
  padding: 18px;
  background: var(--color-primary);
  color: #fff;
  text-align: center;
  text-decoration: none;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 700;
  transition: opacity 0.2s;
  letter-spacing: 0.05em;
}
.btn-cta:hover { opacity: 0.82; }

/* =========================================
   印刷
   ========================================= */
.result-print { text-align: center; }
.btn-print {
  font-size: 0.82rem;
  color: var(--color-text-sub);
  text-decoration: underline;
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--font-sans);
}

/* =========================================
   フッター
   ========================================= */
footer {
  padding: 24px 20px;
  text-align: center;
  border-top: 1px solid var(--color-border);
}
.copyright {
  font-size: 0.75rem;
  color: var(--color-text-sub);
}

/* =========================================
   PC（768px以上）
   ========================================= */
@media (min-width: 768px) {
  .start-notice { padding: 24px 40px; }
  .start-inner  { padding: 36px 40px 60px; }

  .progress-bar { padding: 24px 40px 0; }

  .question { padding: 32px 40px 0; }

  .progress-step { width: 30px; height: 30px; font-size: 0.75rem; }
  .progress-track { top: 37px; left: 40px; right: 40px; } /* 24px padding-top + 30px丸÷2 - 4px線÷2 */

  .q-num  { width: 40px; height: 40px; font-size: 0.85rem; }
  .q-text { font-size: 1.05rem; }
  .q-note { padding-left: 52px; }

  .answer-4choice { padding-bottom: 32px; }
  .answer-input   { padding-bottom: 32px; }

  .question-next {
    padding: 28px 40px;
    flex-direction: row-reverse;
    align-items: center;
  }
  .btn-back   { width: auto; min-width: 100px; order: 0; }
  .btn-move,
  .btn-result { flex: 1; order: -1; }

  .result-inner { padding: 0 40px 60px; }

  .result-grade { font-size: 1.2rem; padding: 14px 48px; }
  .result-grade-letter { font-size: 2.6rem; }
}