/* ==========================================================================
   Shikakus Overview Page Styles (試験概要まとめ解説ページ共通CSS)
   ========================================================================== */

.overview-container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 24px 20px 80px 20px;
}

/* ヒーローヘッダー */
.overview-hero {
  background: linear-gradient(135deg, #244136 0%, #345d4d 100%);
  color: #ffffff;
  padding: 40px 32px;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(36, 65, 54, 0.15);
  margin-bottom: 28px;
  position: relative;
  overflow: hidden;
}
.overview-hero::after {
  content: "";
  position: absolute;
  right: -20px;
  bottom: -40px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0) 70%);
  border-radius: 50%;
  pointer-events: none;
}
.overview-hero-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.overview-hero-badge {
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 9999px;
  letter-spacing: 0.02em;
}
.overview-hero h1 {
  font-size: 2rem;
  font-weight: 800;
  color: #ffffff !important;
  text-align: left;
  margin: 0 0 12px 0;
  line-height: 1.35;
}
.overview-hero p {
  color: #d8e5df !important;
  font-size: 1.02rem;
  text-align: left;
  margin: 0;
  line-height: 1.65;
  max-width: 820px;
}
.overview-updated {
  font-size: 0.8rem;
  color: #a3c4b6;
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* 目次ナビゲーション */
.overview-nav-bar {
  background: #ffffff;
  border: 1px solid #e5e0d8;
  border-radius: 14px;
  padding: 16px 20px;
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}
.overview-nav-label {
  font-size: 0.86rem;
  font-weight: 800;
  color: #345d4d;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-right: 4px;
}
.overview-nav-link {
  font-size: 0.88rem;
  color: #4a5568;
  text-decoration: none;
  background: #f7faf8;
  border: 1px solid #e2ece6;
  padding: 6px 14px;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.2s ease;
}
.overview-nav-link:hover {
  background: #345d4d;
  color: #ffffff;
  border-color: #345d4d;
  transform: translateY(-1px);
}

/* クイックスペックカード（要点6項目グリッド） */
.overview-spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 36px;
}
.overview-spec-card {
  background: #ffffff;
  border: 1px solid #e8e3db;
  border-radius: 16px;
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  box-shadow: 0 3px 12px rgba(45, 55, 48, 0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.overview-spec-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(45, 55, 48, 0.08);
}
.overview-spec-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: #eef5f1;
  color: #345d4d;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.overview-spec-info {
  flex: 1;
}
.overview-spec-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: #718096;
  margin-bottom: 4px;
}
.overview-spec-value {
  font-size: 1.15rem;
  font-weight: 800;
  color: #1a231f;
  line-height: 1.4;
  margin-bottom: 2px;
}
.overview-spec-sub {
  font-size: 0.8rem;
  color: #7b8881;
  line-height: 1.4;
}

/* メインセクションカード */
.overview-section {
  background: #ffffff;
  border: 1px solid #e8e3db;
  border-radius: 18px;
  padding: 36px 32px;
  margin-bottom: 32px;
  box-shadow: 0 4px 16px rgba(45, 55, 48, 0.04);
}
.overview-section h2 {
  font-size: 1.45rem;
  font-weight: 800;
  color: #1a231f !important;
  text-align: left;
  margin: 0 0 20px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 14px;
  border-bottom: 2px solid #eef2ef;
}
.overview-section h2 i {
  color: #345d4d;
  font-size: 1.25rem;
}
.overview-section h3 {
  font-size: 1.18rem;
  font-weight: 700;
  color: #24332c !important;
  text-align: left;
  margin: 28px 0 14px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.overview-section h3::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 1.15em;
  background: #345d4d;
  border-radius: 3px;
}
.overview-section p {
  color: #4a5750 !important;
  font-size: 0.98rem;
  line-height: 1.75;
  margin: 0 0 16px 0;
  text-align: left;
}

/* スタイリッシュテーブル */
.overview-table-wrapper {
  overflow-x: auto;
  margin: 20px 0 24px 0;
  border-radius: 12px;
  border: 1px solid #e2ede5;
}
.overview-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  text-align: left;
  background: #ffffff;
}
.overview-table th {
  background: #f2f7f4;
  color: #243b31;
  font-weight: 700;
  padding: 13px 16px;
  border-bottom: 1.5px solid #d8e5dd;
  white-space: nowrap;
}
.overview-table td {
  padding: 13px 16px;
  border-bottom: 1px solid #edf3ef;
  color: #38423d;
  line-height: 1.6;
}
.overview-table tr:last-child td {
  border-bottom: none;
}
.overview-table tr:hover td {
  background: #fafcfb;
}

/* 強調ボックス（アラート・ポイント） */
.overview-alert {
  background: #faf6ed;
  border-left: 4px solid #d99b26;
  border-radius: 0 12px 12px 0;
  padding: 18px 22px;
  margin: 22px 0;
}
.overview-alert-title {
  font-weight: 800;
  color: #8c5b08;
  font-size: 0.98rem;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.overview-alert p {
  color: #5c4e33 !important;
  margin: 0 !important;
  font-size: 0.92rem !important;
  line-height: 1.65 !important;
}

.overview-point-box {
  background: #eef6f2;
  border-left: 4px solid #345d4d;
  border-radius: 0 12px 12px 0;
  padding: 18px 22px;
  margin: 22px 0;
}
.overview-point-title {
  font-weight: 800;
  color: #234737;
  font-size: 0.98rem;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.overview-point-box p {
  color: #2f453a !important;
  margin: 0 !important;
  font-size: 0.92rem !important;
  line-height: 1.65 !important;
}

/* 受験ステップフロー */
.overview-steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 24px 0;
}
.overview-step-item {
  display: flex;
  gap: 18px;
  background: #faf8f5;
  border: 1px solid #ede7df;
  border-radius: 14px;
  padding: 20px;
}
.overview-step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #345d4d;
  color: #ffffff;
  font-weight: 800;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.overview-step-content {
  flex: 1;
}
.overview-step-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: #1a231f;
  margin-bottom: 6px;
}
.overview-step-desc {
  font-size: 0.92rem;
  color: #55625a;
  line-height: 1.65;
  margin: 0;
}

/* よくある質問（FAQ） */
.overview-faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 18px;
}
.overview-faq-item {
  border: 1px solid #e5e0d8;
  border-radius: 12px;
  padding: 18px 22px;
  background: #ffffff;
}
.overview-faq-q {
  font-weight: 800;
  font-size: 1rem;
  color: #1a231f;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}
.overview-faq-q span {
  color: #345d4d;
  font-weight: 900;
  font-size: 1.1rem;
}
.overview-faq-a {
  font-size: 0.93rem;
  color: #4a5750;
  line-height: 1.7;
  padding-left: 24px;
  margin: 0;
}

/* CTAボックス */
.overview-cta-card {
  background: linear-gradient(135deg, #f7faf8 0%, #edf5f0 100%);
  border: 2px solid #bcd1c4;
  border-radius: 18px;
  padding: 36px 30px;
  text-align: center;
  margin-top: 40px;
}
.overview-cta-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: #1a231f;
  margin-bottom: 10px;
}
.overview-cta-desc {
  font-size: 0.95rem;
  color: #526359;
  max-width: 600px;
  margin: 0 auto 24px auto;
  line-height: 1.65;
}
.overview-cta-buttons {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.overview-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  background: #345d4d;
  color: #ffffff !important;
  font-weight: 800;
  font-size: 0.98rem;
  border-radius: 9999px;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(52, 93, 77, 0.28);
  transition: all 0.2s ease;
}
.overview-btn-primary:hover {
  background: #234236;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(52, 93, 77, 0.38);
}
.overview-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: #ffffff;
  color: #345d4d !important;
  border: 1.5px solid #bcd1c4;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 9999px;
  text-decoration: none;
  transition: all 0.2s ease;
}
.overview-btn-secondary:hover {
  background: #f0f7f3;
  border-color: #345d4d;
  transform: translateY(-2px);
}

@media (max-width: 768px) {
  .overview-hero {
    padding: 28px 20px;
  }
  .overview-hero h1 {
    font-size: 1.55rem;
  }
  .overview-section {
    padding: 24px 18px;
  }
  .overview-spec-grid {
    grid-template-columns: 1fr;
  }
  .overview-step-item {
    flex-direction: column;
    gap: 12px;
  }
  .overview-cta-buttons {
    flex-direction: column;
    width: 100%;
  }
  .overview-btn-primary, .overview-btn-secondary {
    width: 100%;
    justify-content: center;
  }
}