body {
  margin: 0;
  padding: 0;
  background: #f4f7f3;
  color: #222;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "MS Mincho", serif;
  line-height: 1.8;
}

a {
  color: #006837;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.page {
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
  background: #ffffff;
  box-shadow: 0 0 28px rgba(0, 0, 0, 0.08);
}

.hero {
  padding: 44px 36px 38px;
  text-align: center;
  color: #ffffff;
  background: linear-gradient(135deg, #006837 0%, #0b4f7a 100%);
}

.hero-label {
  display: inline-block;
  margin-bottom: 14px;
  padding: 5px 18px;
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: 999px;
  font-size: 10pt;
  letter-spacing: 0.12em;
}

.hero h1 {
  margin: 0;
  font-size: 25pt;
  letter-spacing: 0.05em;
}

.hero h2 {
  margin: 14px 0 0;
  font-size: 15pt;
  font-weight: normal;
}

.back-link {
  margin-top: 20px;
  font-size: 10pt;
}

.back-link a {
  color: #ffffff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.75);
}

.content {
  padding: 38px 42px 52px;
}

.section {
  margin-bottom: 46px;
}

.section-title {
  margin: 0 0 22px;
  padding-bottom: 10px;
  border-bottom: 3px solid #006837;
  color: #003f7d;
  font-size: 18pt;
  font-weight: bold;
  letter-spacing: 0.04em;
}

.lead-box {
  padding: 24px 28px;
  background: #f0f7f1;
  border-left: 6px solid #006837;
  border-radius: 12px;
  color: #064420;
  font-size: 12pt;
}

.summary-box {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 22px;
}

.summary-item {
  padding: 16px 18px;
  background: #ffffff;
  border: 1px solid #d6e5d8;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.summary-label {
  display: block;
  color: #006837;
  font-size: 10.5pt;
  font-weight: bold;
}

.summary-value {
  display: block;
  margin-top: 4px;
  color: #003f7d;
  font-size: 13pt;
  font-weight: bold;
}

.timeline-day {
  margin: 26px 0 12px;
  padding-left: 12px;
  border-left: 6px solid #006837;
  color: #006837;
  font-size: 15pt;
  font-weight: bold;
}

.timeline {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid #dfe7df;
}

.timeline li {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 18px;
  padding: 12px 0;
  border-bottom: 1px solid #dfe7df;
}

.time {
  color: #003f7d;
  font-weight: bold;
  text-align: right;
}

.route {
  display: block;
  margin-top: 4px;
  color: #4e6f88;
  font-size: 9.5pt;
}

.album-block {
  margin-top: 34px;
}

.album-title {
  margin: 0 0 18px;
  padding: 10px 16px;
  background: #006837;
  color: #ffffff;
  border-radius: 9px;
  font-size: 14pt;
  font-weight: bold;
  letter-spacing: 0.04em;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-bottom: 24px;
}

.photo-grid.single {
  grid-template-columns: 1fr;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
}

.photo-grid.three {
  grid-template-columns: repeat(3, 1fr);
}

.photo-card {
  background: #ffffff;
  border: 1px solid #dbe6dc;
  border-radius: 14px;
  overflow: hidden;
  text-align: center;
  box-shadow: 0 7px 18px rgba(0, 0, 0, 0.08);
}

.photo-card img {
  display: block;
  width: 100%;
  height: 220px;
  object-fit: contain;
  background: #f5f5f5;
}

.photo-grid.single .photo-card img {
  height: 320px;
}

.photo-grid.three .photo-card img {
  height: 170px;
}

.caption {
  margin: 0;
  padding: 11px 12px 14px;
  color: navy;
  font-size: 11.5pt;
  line-height: 1.5;
}

.thanks-box {
  padding: 24px 28px;
  background: #f0f7f1;
  border-radius: 12px;
  color: #064420;
}

.essay-intro {
  margin-bottom: 24px;
  padding: 20px 24px;
  background: #fff8f0;
  border-left: 6px solid maroon;
  border-radius: 9px;
  color: maroon;
}

.essay-card {
  margin-bottom: 28px;
  padding: 26px 30px;
  border: 1px solid #e0e0e0;
  border-radius: 14px;
  background: #ffffff;
  box-shadow: 0 5px 16px rgba(0, 0, 0, 0.05);
}

.essay-card h3 {
  margin: 0 0 14px;
  color: #003f7d;
  font-size: 14pt;
}

.essay-card p {
  margin: 0;
  text-indent: 1em;
  font-size: 11.5pt;
}

.footer-line {
  height: 10px;
  background: #006837;
}

/* スマートフォン表示 */
@media screen and (max-width: 768px) {
  .page {
    max-width: none;
  }

  .content {
    padding: 28px 18px 42px;
  }

  .hero {
    padding: 34px 18px 30px;
  }

  .hero h1 {
    font-size: 20pt;
  }

  .hero h2 {
    font-size: 13pt;
  }

  .summary-box,
  .photo-grid,
  .photo-grid.three {
    grid-template-columns: 1fr;
  }

  .timeline li {
    grid-template-columns: 72px 1fr;
    gap: 12px;
  }

  .time {
    text-align: left;
  }

  .photo-grid.single .photo-card img {
    height: 240px;
  }
}