:root {
  --sea: #0e7c86;
  --sea-dark: #0a5a62;
  --sand: #fbf6ee;
  --sand-2: #f3ebdd;
  --coral: #ff7a59;
  --ink: #1f2a2e;
  --muted: #5d6b70;
  --card: #ffffff;
  --line: #e6ddcd;
  --radius: 16px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  color: var(--ink);
  background: var(--sand);
  line-height: 1.6;
}

h1, h2, h3 { font-family: "Fraunces", Georgia, serif; line-height: 1.15; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  color: #fff;
  background:
    radial-gradient(circle at 80% 20%, rgba(255, 200, 120, 0.45), transparent 40%),
    linear-gradient(160deg, #0b6f7a 0%, #12a3a3 55%, #7fd6c8 100%);
  padding: 0 16px 120px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  justify-content: center;
  padding: 18px 0;
  font-size: 0.92rem;
}
.nav a { color: #fff; text-decoration: none; opacity: 0.9; }
.nav a:hover { opacity: 1; text-decoration: underline; }

.hero-inner { max-width: 820px; margin: 0 auto; padding-top: 60px; text-align: center; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.8rem; opacity: 0.9; margin: 0; }
.hero h1 { font-size: clamp(2.4rem, 6vw, 4rem); margin: 12px 0; }
.lede { font-size: 1.1rem; max-width: 620px; margin: 0 auto; opacity: 0.95; }

.hero-stats {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
.hero-stats div {
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 12px;
  padding: 10px 18px;
  min-width: 100px;
}
.hero-stats strong { display: block; font-size: 1.5rem; }
.hero-stats span { font-size: 0.8rem; opacity: 0.9; }

.wave { position: absolute; bottom: -1px; left: 0; width: 100%; height: 80px; fill: var(--sand); }

/* ---------- Sections ---------- */
.section { max-width: 1040px; margin: 0 auto; padding: 64px 16px; }
.section.alt { max-width: none; background: var(--sand-2); }
.section.alt > * { max-width: 1040px; margin-left: auto; margin-right: auto; }
.section h2 { font-size: clamp(1.8rem, 4vw, 2.4rem); margin: 0 0 8px; color: var(--sea-dark); }
.intro { color: var(--muted); margin: 0 0 28px; max-width: 680px; }

/* ---------- Route ---------- */
.route {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
}
.route li {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.route .dot {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--coral); color: #fff; font-weight: 600;
  display: grid; place-items: center; font-size: 0.9rem;
}
.route h3 { margin: 0; font-size: 1.15rem; }
.route p { margin: 2px 0; font-weight: 600; color: var(--sea); font-size: 0.9rem; }
.route small { color: var(--muted); }

/* ---------- Days ---------- */
.days { display: grid; gap: 10px; }
details {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0 18px;
}
summary {
  cursor: pointer;
  padding: 14px 0;
  font-weight: 600;
  list-style: none;
  display: flex;
  gap: 14px;
  align-items: baseline;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; margin-left: auto; color: var(--sea); font-size: 1.2rem; }
details[open] summary::after { content: "–"; }
.when { color: var(--coral); min-width: 92px; font-size: 0.9rem; }
details ul { margin: 0 0 16px; padding-left: 20px; color: #34444a; }
details li { margin-bottom: 6px; }

.callout {
  margin-top: 24px;
  background: #fff4ec;
  border-left: 4px solid var(--coral);
  padding: 16px 20px;
  border-radius: 10px;
}

/* ---------- Stays ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.chip {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 999px;
  padding: 8px 16px;
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  color: var(--ink);
}
.chip.active { background: var(--sea); color: #fff; border-color: var(--sea); }

.stays { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 16px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}
.card h3 { margin: 0 0 4px; color: var(--sea-dark); }
.area { color: var(--muted); font-size: 0.88rem; margin: 0 0 12px; }
.card ul { list-style: none; padding: 0; margin: 0; }
.card li { padding: 8px 0; border-top: 1px dashed var(--line); font-size: 0.95rem; }
.card li.hidden { display: none; }

/* ---------- Excursions ---------- */
.excursions { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.exc {
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px;
  border: 1px solid var(--line);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.exc:hover { transform: translateY(-3px); box-shadow: 0 8px 20px rgba(14, 124, 134, 0.12); }
.exc h4 { margin: 8px 0 4px; font-size: 1.02rem; }
.exc p { margin: 0; color: var(--muted); font-size: 0.92rem; }
.tag {
  display: inline-block;
  background: #e2f4f3;
  color: var(--sea-dark);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 999px;
}

/* ---------- Checklist ---------- */
.progress { margin-bottom: 20px; }
.bar { height: 10px; background: var(--sand-2); border-radius: 999px; overflow: hidden; }
#bar-fill { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--sea), #3cc6b5); transition: width 0.3s ease; }
#progress-text { margin: 6px 0 0; font-size: 0.88rem; color: var(--muted); }

.checklist {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 8px 22px 22px;
}
.checklist h3 { margin: 22px 0 8px; font-size: 1.1rem; }
.checklist label {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 9px 0;
  border-bottom: 1px solid #f1ebe0;
  cursor: pointer;
}
.checklist input { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--sea); flex-shrink: 0; }
.checklist input:checked + span { text-decoration: line-through; color: var(--muted); }

.ghost {
  margin-top: 14px;
  background: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 16px;
  font: inherit;
  color: var(--muted);
  cursor: pointer;
}

/* ---------- Tips ---------- */
.tips { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
.tip { background: var(--card); border-radius: var(--radius); padding: 18px; border: 1px solid var(--line); }
.tip h4 { margin: 0 0 6px; }
.tip p { margin: 0; color: var(--muted); font-size: 0.93rem; }
.disclaimer { font-size: 0.85rem; color: var(--muted); margin-top: 24px; font-style: italic; }

footer { text-align: center; padding: 32px 16px; color: var(--muted); font-size: 0.9rem; }

@media (max-width: 560px) {
  .hero { padding-bottom: 90px; }
  .hero-inner { padding-top: 30px; }
  summary { flex-direction: column; gap: 2px; }
  summary::after { position: absolute; right: 18px; }
  details { position: relative; }
}