* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background: #fafafa;
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

header {
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid #ddd;
}

header h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

header p {
  color: #666;
}

.year-section {
  margin-bottom: 3rem;
}

.year-heading {
  font-size: 1.75rem;
  font-weight: 700;
  color: #111;
  margin-bottom: 1.5rem;
  padding-bottom: 0.25rem;
  border-bottom: 2px solid #111;
  display: inline-block;
}

.trip {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid #eee;
}

.trip:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.trip h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.trip-date {
  font-size: 0.9rem;
  color: #888;
  margin-bottom: 0.75rem;
}

.trip-description {
  margin-bottom: 0.5rem;
}

.trip-comment {
  /* font-style: italic; */
  color: #555;
  margin-bottom: 1rem;
}

.trip-photos {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.trip-photos img {
  flex: 1 1 200px;
  max-width: 250px;
  height: 180px;
  object-fit: cover;
  border-radius: 4px;
  background: #e0e0e0;
}

.trip-map-link {
  font-size: 0.9rem;
  color: #1a73e8;
  text-decoration: none;
}

.trip-map-link:hover {
  text-decoration: underline;
}

footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid #ddd;
  color: #999;
  font-size: 0.85rem;
}

.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  cursor: pointer;
}

.lightbox.active {
  display: flex;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 4px;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  color: #fff;
  font-size: 2.5rem;
  font-weight: 300;
  line-height: 1;
  cursor: pointer;
}

@media (max-width: 600px) {
  body {
    padding: 1rem;
  }

  header h1 {
    font-size: 1.5rem;
  }

  .year-heading {
    font-size: 1.35rem;
  }

  .trip-photos {
    flex-direction: column;
  }

  .trip-photos img {
    max-width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
  }
}