@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;600&family=Poppins:wght@600&display=swap');

:root {
  --ocean: #0077b6;
  --reef: #00a9d4;
  --sand: #f6f3eb;
  --seafoam: #e1f4ff;
  --navy: #022b42;
  --text: #1e2a32;
  --muted: #5b6d75;
  --card-shadow: 0 20px 45px rgba(2, 48, 71, 0.12);
}

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Open Sans', sans-serif;
  background: linear-gradient(180deg, #f5fbff 0%, #ffffff 60%, var(--sand));
  color: var(--text);
  line-height: 1.75;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 1rem;
}

h1, h2, h3, h4 {
  font-family: 'Poppins', 'Open Sans', sans-serif;
  color: var(--navy);
  line-height: 1.25;
}

header {
  background: linear-gradient(120deg, var(--ocean), var(--reef));
  color: #fff;
  text-align: center;
  padding: 3rem 1rem 2rem;
  position: relative;
  overflow: hidden;
}

header::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url('https://www.transparenttextures.com/patterns/cubes.png') repeat;
  opacity: 0.08;
}

header > * {
  position: relative;
  z-index: 1;
}

header img {
  max-width: 220px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

header h1 {
  font-size: clamp(2.4rem, 6vw, 3.5rem);
  margin-bottom: 0.25rem;
}

header p {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 1.5rem;
}

nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

nav a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  transition: background 0.2s ease;
}

nav a:hover,
nav a:focus-visible {
  background: rgba(255, 255, 255, 0.18);
}

main {
  max-width: 1100px;
  margin: -3rem auto 4rem;
  padding: 0 1.5rem;
}

section {
  background: #fff;
  padding: 2.5rem;
  border-radius: 1.25rem;
  margin-bottom: 2rem;
  box-shadow: var(--card-shadow);
}

section h2 {
  margin-top: 0;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

#home img {
  width: 100%;
  border-radius: 1.5rem;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.2);
}

#about article,
#attractions article,
#wildlife article,
section article {
  background: var(--seafoam);
  border-radius: 1rem;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

#attractions article {
  background: #fff;
  border: 1px solid rgba(0, 119, 182, 0.15);
  box-shadow: var(--card-shadow);
}

#attractions img {
  border-radius: 1rem;
  margin-bottom: 0.75rem;
}

#activities-preview article,
#planning article {
  background: rgba(0, 119, 182, 0.08);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  font-size: 0.95rem;
}

th,
td {
  text-align: left;
  padding: 0.85rem;
  border: 1px solid rgba(0, 0, 0, 0.08);
}

thead {
  background: var(--ocean);
  color: #fff;
}

ul {
  padding-left: 1.25rem;
}

section ul li {
  margin-bottom: 0.5rem;
}

#planning ul {
  list-style: none;
  padding: 0;
}

#planning ul li::before {
  content: '•';
  color: var(--ocean);
  margin-right: 0.5rem;
}

form {
  background: #fff;
  border-radius: 1rem;
  padding: 1.5rem;
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.05);
}

form fieldset {
  border: none;
  padding: 0;
  margin-bottom: 1.25rem;
}

label {
  font-weight: 600;
  color: var(--navy);
}

input,
textarea,
select,
button {
  font: inherit;
}

input,
textarea,
select {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(0, 0, 0, 0.2);
  margin-top: 0.35rem;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--ocean);
  box-shadow: 0 0 0 3px rgba(0, 119, 182, 0.2);
}

button,
input[type='submit'] {
  background: var(--ocean);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 0.75rem 1.5rem;
  cursor: pointer;
  font-weight: 600;
  transition: transform 0.2s ease, background 0.2s ease;
}

button:hover,
input[type='submit']:hover {
  transform: translateY(-2px);
  background: var(--navy);
}

footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
  padding: 2.5rem 1rem;
}

footer ul {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

footer a {
  color: #8fd2ff;
}

@media (max-width: 720px) {
  section {
    padding: 2rem;
  }

  nav ul {
    gap: 0.6rem;
  }
}