/* ==========================================================================
   Subpages (Detailed Pages) Style
   ========================================================================== */
:root {
  --main-blue: #003366;
  --accent-orange: #f39c12;
  --text-gray: #4a5568;
}

body.subpage {
  margin: 0;
  padding: 0;
  background: #f8fafc;
  font-family: 'Noto Sans JP', sans-serif;
  color: #333;
}

body.subpage #main-content {
  padding-top: 160px;
}

@media (max-width: 1150px) {
  body.subpage #main-content {
    padding-top: 110px;
  }
}

/* Subpage Header Fix */
.subpage header {
  position: fixed;
  top: 10px !important;
  left: 0;
  width: 100%;
  z-index: 2000;
}

.subpage .header-container {
  width: 95%;
  max-width: 1200px;
  margin: 0 auto;
}

.subpage-hero {
  padding: 220px 0 100px; /* ヘッダー分を確保 */
  background: linear-gradient(135deg, #003366 0%, #001a33 100%);
  color: #fff;
  text-align: center;
  clip-path: ellipse(150% 100% at 50% 0%);
}

.subpage-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.subpage-desc {
  font-size: 1.2rem;
  opacity: 0.9;
  max-width: 800px;
  margin: 0 auto;
}

.subpage-content {
  padding: 80px 0;
  position: relative;
  z-index: 10;
}

/* JSが動かない場合でも表示されるように設定（JS側でアニメーション時に上書きする） */
.reveal, .reveal-up {
  opacity: 1;
  visibility: visible;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

.detail-card {
  background: #fff;
  border-radius: 30px;
  padding: 50px;
  margin-bottom: 50px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(0, 0, 0, 0.03);
}

.detail-h2 {
  font-size: 2rem;
  color: #003366;
  margin-bottom: 30px;
  position: relative;
  padding-left: 20px;
}

.detail-h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 100%;
  background: #f39c12;
  border-radius: 10px;
}

.detail-p {
  font-size: 1.1rem;
  line-height: 2.2;
  color: #4a5568;
}

.info-box {
  background: #f0f7ff;
  border-left: 6px solid #3182ce;
  padding: 35px;
  border-radius: 0 20px 20px 0;
  margin: 40px 0;
}

.illust-box {
  text-align: center;
  margin-bottom: 40px;
}

.illust-box img {
  max-width: 400px;
  width: 100%;
  height: auto;
  border-radius: 20px;
}

.step-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.step-card {
  background: #f8fafc;
  padding: 40px 30px;
  border-radius: 25px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.merit-box { border-top: 8px solid #2ecc71; }
.demerit-box { border-top: 8px solid #e74c3c; }

.merit-box h3, .demerit-box h3 {
  margin-top: 0;
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.check-list {
  list-style: none;
  padding: 0;
}

.check-list li {
  padding: 15px 0 15px 35px;
  position: relative;
  border-bottom: 1px solid #f1f5f9;
}

.check-list li::before {
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 0;
}

.merit-box li::before { content: '\f058'; color: #2ecc71; }
.demerit-box li::before { content: '\f057'; color: #e74c3c; }

.btn-main {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent-orange) 0%, #e67e22 100%);
  color: #fff;
  padding: 20px 60px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 900;
  font-size: 1.2rem;
  box-shadow: 0 10px 30px rgba(243, 156, 18, 0.3);
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-main:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(243, 156, 18, 0.4);
  filter: brightness(1.1);
}

@media (max-width: 768px) {
  .merit-demerit-grid { grid-template-columns: 1fr; }
  .detail-card { padding: 40px 20px; }
  .subpage-hero { padding: 140px 0 60px; }
  .subpage-title { font-size: 1.8rem; }
  .btn-main { padding: 15px 40px; font-size: 1.1rem; width: 100%; box-sizing: border-box; }
}

/* ==========================================================================
   Premium Components for Detailed Columns (Added 2026/05/17)
   ========================================================================== */

/* Detail Typography & Layout */
.detail-h3 {
  font-size: 1.4rem;
  color: var(--main-blue);
  margin-top: 35px;
  margin-bottom: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.detail-p strong {
  color: #d63031;
}

/* Timeline Components */
.timeline-roadmap {
  display: flex;
  flex-direction: column;
  gap: 25px;
  margin: 30px 0;
}

.timeline-step-premium {
  display: flex;
  gap: 20px;
  background: #f8fafc;
  padding: 25px;
  border-radius: 20px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.02);
  border-left: 5px solid var(--accent-orange);
  transition: all 0.3s ease;
}

.timeline-step-premium:hover {
  transform: translateX(5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
}

.timeline-step-premium .step-num,
.subpage .step-num {
  font-weight: 900;
  color: #fff;
  background: var(--main-blue);
  padding: 6px 16px !important;
  border-radius: 8px !important;
  font-size: 0.85rem;
  align-self: flex-start;
  white-space: nowrap;
  /* style.css の丸型固定サイズ (.step-num) を無効化してバッジ型にリセット */
  width: auto !important;
  height: auto !important;
  display: inline-flex !important;
  justify-content: center;
  align-items: center;
  text-align: center;
  flex-shrink: 0 !important; /* フレックスコンテナ内で縮小されるのを防ぎ、見切れを完全解消 */
  min-width: 75px; /* 最低幅を物理的に保証 */
  box-sizing: border-box;
}

.timeline-step-premium .step-content h4 {
  margin: 0 0 10px 0;
  font-size: 1.15rem;
  color: #2d3748;
  font-weight: 700;
}

.timeline-step-premium .step-content p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: #4a5568;
}

/* Comparison Grids */
.premium-comparison-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin: 30px 0;
}

.comparison-card {
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.03);
  border: 1px solid #edf2f7;
  transition: transform 0.3s ease;
}

.comparison-card:hover {
  transform: translateY(-5px);
}

.comparison-card .comparison-header {
  padding: 20px;
  color: #fff;
  font-weight: 700;
}

.comparison-card .comparison-header.error-type {
  background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
}

.comparison-card .comparison-header.success-type {
  background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
}

.comparison-card .comparison-header .badge-status {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  margin-bottom: 10px;
}

.comparison-card .comparison-header h3 {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.4;
}

.comparison-card .comparison-body {
  padding: 25px;
}

.comparison-card .comparison-body p {
  margin: 0 0 10px 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: #4a5568;
}

.comparison-card .comparison-body p.answer-truth {
  font-size: 1.05rem;
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 15px;
}

/* Premium Table Styles */
.premium-table-wrapper {
  overflow-x: auto;
  margin: 30px 0;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.02);
  border: 1px solid #edf2f7;
}

.premium-comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.premium-comparison-table th {
  background: var(--main-blue);
  color: #fff;
  padding: 18px 20px;
  font-weight: 700;
  font-size: 0.95rem;
  border-bottom: 3px solid #e2e8f0;
}

.premium-comparison-table td {
  padding: 18px 20px;
  border-bottom: 1px solid #edf2f7;
  font-size: 0.95rem;
  line-height: 1.7;
  color: #4a5568;
  vertical-align: top;
}

.premium-comparison-table tr:last-child td {
  border-bottom: none;
}

.premium-comparison-table td.feature-title {
  font-weight: 700;
  background: #f7fafc;
  color: #2d3748;
}

.premium-comparison-table td strong {
  color: #2d3748;
  display: block;
  margin-bottom: 5px;
}

.premium-comparison-table td .benefit-text {
  color: #2ecc71;
  font-weight: 700;
}

.premium-comparison-table td .danger-text {
  color: #e74c3c;
  font-weight: 700;
}

/* Feature Grid */
.premium-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin: 30px 0;
}

.premium-feat-card {
  background: #f8fafc;
  padding: 30px;
  border-radius: 20px;
  border: 1px solid #edf2f7;
  transition: all 0.3s ease;
}

.premium-feat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.04);
}

.premium-feat-card .feat-icon {
  font-size: 2.2rem;
  display: block;
  margin-bottom: 15px;
}

.premium-feat-card h4 {
  margin: 0 0 12px 0;
  font-size: 1.15rem;
  color: var(--main-blue);
  font-weight: 700;
}

.premium-feat-card p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: #4a5568;
}

/* Premium Summary Box */
.premium-summary-box {
  border-left: 6px solid var(--accent-orange);
  background: #fffcf5;
  padding: 30px;
  border-radius: 0 20px 20px 0;
  margin: 40px 0;
}

.premium-summary-box h3 {
  margin: 0 0 15px 0;
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.premium-summary-box p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: #4a5568;
}

/* Breadcrumb customization for consistency */
.breadcrumb-container {
  padding: 15px 0;
  background: #fff;
  border-bottom: 1px solid #edf2f7;
}

.breadcrumb-list {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
  gap: 10px;
}

.breadcrumb-list li {
  font-size: 0.9rem;
  color: #718096;
}

.breadcrumb-list li a {
  color: var(--main-blue);
  text-decoration: none;
}

.breadcrumb-list li a:hover {
  text-decoration: underline;
}

.breadcrumb-list li:not(:last-child)::after {
  content: '>';
  margin-left: 10px;
  color: #cbd5e0;
}

/* Responsive adjustment */
@media (max-width: 768px) {
  .timeline-step-premium {
    flex-direction: column;
    gap: 10px;
  }
}