/* AI活用ガイド記事ページ（ai-guide.html）専用のスタイル */

/* ── 記事のヒーロー ───────────────────── */
.guide-hero { background-color: var(--color-bg-alt); }
.guide-hero-inner { text-align: center; padding-top: 132px; }
.guide-title {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(1.9rem, 1.3rem + 2.6vw, 3rem);
  line-height: 1.45;
  color: var(--color-primary-dark);
  margin: 8px 0 22px;
}
.guide-lead {
  font-size: 1.05rem;
  line-height: 2;
  color: var(--color-ink-soft);
}
.guide-hero-mascots {
  margin: 26px 0 18px;
  display: flex;
  justify-content: center;
  gap: 12px;
}
.guide-hero-mascots img { height: 96px; }
.guide-hero-note {
  display: inline-block;
  font-size: 0.86rem;
  color: var(--color-ink-soft);
  border: 1px solid var(--color-line);
  border-radius: 999px;
  padding: 6px 18px;
  background-color: var(--color-card);
}

/* ── 記事本体 ───────────────────────── */
.guide-inner { max-width: 780px; }
.guide-section { margin-bottom: 68px; }
.guide-section:last-child { margin-bottom: 0; }
.guide-section h2 {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(1.35rem, 1.1rem + 1.1vw, 1.75rem);
  color: var(--color-primary-dark);
  line-height: 1.55;
  padding-left: 16px;
  border-left: 6px solid var(--color-accent);
  margin-bottom: 24px;
}
.guide-section h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.08rem;
  color: var(--color-primary-dark);
  margin-bottom: 10px;
}
.guide-section p { line-height: 2.05; margin-bottom: 20px; }
.guide-section p:last-child { margin-bottom: 0; }
.guide-emphasis {
  background-color: var(--color-primary-tint);
  border-radius: var(--radius-md);
  padding: 20px 24px;
}

/* DXとAIの対比 */
.guide-compare { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-bottom: 24px; }
.guide-compare-item {
  background-color: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 26px 24px;
}
.guide-compare-label {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  color: #fff;
  background-color: var(--color-primary);
  border-radius: var(--radius-sm);
  padding: 3px 12px;
  margin-bottom: 14px;
}
.guide-compare-main { font-size: 1.05rem; line-height: 1.7; margin-bottom: 10px; }
.guide-compare-sub { font-size: 0.9rem; color: var(--color-ink-soft); line-height: 1.85; margin-bottom: 0; }

/* 4つの使いどころ */
.guide-cards { list-style: none; display: grid; gap: 18px; padding: 0; margin: 0; }
.guide-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-line);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 26px 26px 24px;
}
.guide-card-icon {
  display: inline-flex;
  width: 38px;
  height: 38px;
  color: var(--color-accent);
  margin-bottom: 12px;
}
.guide-card-icon svg {
  width: 100%; height: 100%;
  fill: none; stroke: currentColor; stroke-width: 1.7;
  stroke-linecap: round; stroke-linejoin: round;
}
.guide-card p { font-size: 0.95rem; margin-bottom: 0; }

/* 3ステップ */
.guide-steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; }
.guide-steps li { display: flex; gap: 18px; align-items: flex-start; }
.guide-step-num {
  flex-shrink: 0;
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: #fff;
  font-family: var(--font-serif);
  font-size: 1.05rem;
}
.guide-steps p { font-size: 0.95rem; margin-bottom: 0; }

/* よくある失敗 */
.guide-mistakes { display: grid; gap: 16px; }
.guide-mistake {
  background-color: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 24px 26px;
}
.guide-mistake p { font-size: 0.95rem; margin-bottom: 0; }

/* 危険性 */
.guide-risks { display: grid; gap: 12px; margin: 0 0 20px; padding-left: 22px; }
.guide-risks li { line-height: 1.95; }

/* 記事中盤のCTA */
.guide-midcta {
  background-color: var(--color-primary);
  color: #FBF7EF;
  border-radius: var(--radius-md);
  padding: 36px 34px;
  text-align: center;
  margin-bottom: 68px;
}
.guide-midcta-title { font-family: var(--font-heading); font-weight: 700; font-size: 1.15rem; margin-bottom: 12px; }
.guide-midcta-text { font-size: 0.93rem; color: #C6D2D7; line-height: 1.95; margin-bottom: 22px; }

/* ── 資料請求 ───────────────────────── */
.doc-request { background-color: var(--color-bg-alt); }
.doc-request .section-inner { max-width: 780px; }
.doc-request-lead { line-height: 2; color: var(--color-ink-soft); margin: 16px 0 34px; }

.doc-form {
  background-color: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 40px 38px;
  box-shadow: var(--shadow-card);
}
/* フォーム部品（診断フォームと同じ見た目にそろえる） */
.doc-form .hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.doc-form .form-group { margin-top: 18px; }
.doc-form .form-group label {
  display: block;
  font-size: 0.86rem;
  color: var(--color-ink-soft);
  margin-bottom: 6px;
}
.doc-form .required {
  display: inline-block;
  font-size: 0.68rem;
  color: #fff;
  background-color: var(--color-accent);
  padding: 2px 8px;
  border-radius: 999px;
  margin-left: 4px;
  vertical-align: middle;
}
.doc-form input[type="text"],
.doc-form input[type="email"],
.doc-form input[type="tel"],
.doc-form textarea {
  width: 100%;
  font: inherit;
  font-family: var(--font-body);
  color: var(--color-ink);
  background-color: var(--color-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.doc-form textarea { resize: vertical; }
.doc-form input:focus,
.doc-form textarea:focus { outline: none; border-color: var(--color-primary); }
.doc-form .form-submit { margin-top: 28px; text-align: center; }
.doc-form .form-submit .btn { width: 100%; max-width: 380px; }
.doc-form .form-error { color: #B4462F; font-size: 0.88rem; margin-top: 14px; }

.doc-choices { border: 0; padding: 0; margin: 0 0 32px; }
.doc-choices legend {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--color-primary-dark);
  margin-bottom: 14px;
  padding: 0;
}
.doc-choices-note { font-weight: 400; font-size: 0.85rem; color: var(--color-ink-soft); margin-left: 8px; }

.doc-choice {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 12px;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}
.doc-choice:hover { border-color: var(--color-primary); background-color: var(--color-bg); }
.doc-choice:has(input:checked) { border-color: var(--color-primary); background-color: var(--color-primary-tint); }
.doc-choice input { margin-top: 5px; width: 18px; height: 18px; flex-shrink: 0; accent-color: var(--color-primary); }
.doc-choice-body { display: block; }
.doc-choice-title { display: block; font-weight: 700; color: var(--color-primary-dark); line-height: 1.65; margin-bottom: 4px; }
.doc-choice-meta { display: block; font-size: 0.82rem; color: var(--color-accent); margin-bottom: 8px; }
.doc-choice-desc { display: block; font-size: 0.89rem; color: var(--color-ink-soft); line-height: 1.85; }

.doc-privacy-note { font-size: 0.85rem; color: var(--color-ink-soft); line-height: 1.9; margin: 24px 0 0; }
.doc-privacy-note a { text-decoration: underline; }
.form-note { font-size: 0.82rem; color: var(--color-ink-soft); margin-top: 6px; }

.doc-thanks {
  background-color: var(--color-card);
  border: 1px solid var(--color-line);
  border-top: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 40px 38px;
  text-align: center;
}
.doc-thanks-title { font-family: var(--font-heading); font-weight: 700; font-size: 1.15rem; color: var(--color-primary-dark); margin-bottom: 14px; }
.doc-thanks-text { line-height: 2; color: var(--color-ink-soft); margin-bottom: 24px; }

.doc-next {
  margin-top: 36px;
  padding: 28px 30px;
  background-color: var(--color-card);
  border: 1px dashed var(--color-accent);
  border-radius: var(--radius-md);
  text-align: center;
}
.doc-next-title { font-family: var(--font-heading); font-weight: 700; color: var(--color-primary-dark); margin-bottom: 10px; }
.doc-next-text { font-size: 0.9rem; color: var(--color-ink-soft); line-height: 1.9; margin-bottom: 16px; }
.doc-next-link { font-weight: 700; color: var(--color-primary); text-decoration: underline; }

@media (max-width: 768px) {
  .guide-hero-inner { padding-top: 108px; }
  .guide-hero-mascots img { height: 72px; }
  .guide-section { margin-bottom: 52px; }
  .guide-compare { grid-template-columns: 1fr; }
  .guide-card { padding: 22px 20px; }
  .guide-midcta { padding: 28px 22px; margin-bottom: 52px; }
  .doc-form { padding: 26px 20px; }
  .doc-choice { padding: 16px 14px; gap: 10px; }
  .doc-thanks { padding: 28px 22px; }
}