:root {
  --accent: #46c2a5;
}

body {
  font-family: Arial, sans-serif;
  background: #eef2ff;
  margin: 0;
  text-align: center;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 48px 16px 64px;
}

h1 {
  color: var(--accent);
  margin: 0 0 18px;
}

/* Hero */
.hero {
  margin-bottom: 28px;
}

/* Image */
.featured-image {
  width: min(92vw, 480px);
  height: auto;
  margin: 18px auto 0;
  display: block;
  border: 3px solid var(--accent);
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

/* Booking */
.booking {
  margin-top: 18px;
  font-size: 16px;
}

.booking a {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

.booking a:hover {
  text-decoration: underline;
}

/* Adventure Log */
.event-history {
  width: min(92vw, 560px);
  margin: 32px auto 0;
  padding: 16px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.06);
  text-align: left;
}

.event-history h2 {
  color: var(--accent);
  margin-bottom: 12px;
  font-size: 20px;
  text-align: center;
}

/* Current arc */
.current-arc {
  margin-bottom: 18px;
  padding: 10px 12px;
  border-left: 4px solid var(--accent);
  background: rgba(70, 194, 165, 0.06);
  font-size: 14px;
}

/* Year blocks */
.year-block {
  margin: 14px 0;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.06);
  overflow: hidden;
}

.year-block summary {
  padding: 12px 14px;
  font-weight: 800;
  color: var(--accent);
  cursor: pointer;
  list-style: none;
}

.year-block summary::-webkit-details-marker {
  display: none;
}

.year-block summary::after {
  content: "▾";
  float: right;
  opacity: 0.7;
}

.year-block[open] summary::after {
  content: "▴";
}

.year-block ul {
  list-style: disc;
  margin: 8px 0 14px;
  padding-left: 34px;
}

.year-block li {
  margin: 8px 0;
  line-height: 1.4;
}

/* Mobile */
@media (max-width: 420px) {
  h1 {
    font-size: 24px;
  }

  .container {
    padding-top: 36px;
  }
}