:root {
  --bg-0: #0c1715;
  --bg-1: #10211e;
  --bg-2: #1a3a31;
  --text: #eef7f0;
  --muted: #bad3c6;
  --line: #386054;
  --card: rgba(16, 38, 32, 0.72);
  --card-strong: rgba(18, 47, 39, 0.88);
  --accent: #d5ff8d;
  --accent-2: #5de3c4;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "DM Sans", sans-serif;
  background:
    radial-gradient(circle at 20% 10%, #25483f 0%, transparent 40%),
    radial-gradient(circle at 80% 0%, #1e3f49 0%, transparent 35%),
    linear-gradient(160deg, var(--bg-0), var(--bg-1) 55%, var(--bg-2));
  color: var(--text);
  line-height: 1.55;
  min-height: 100vh;
  overflow-x: hidden;
}

.container {
  width: min(1120px, calc(100% - 3rem));
  margin-inline: auto;
}

.ambient-glow {
  position: fixed;
  width: 28rem;
  height: 28rem;
  border-radius: 50%;
  filter: blur(70px);
  z-index: -1;
  opacity: 0.24;
  animation: floatGlow 11s ease-in-out infinite alternate;
}

.ambient-glow-left {
  background: #53d1a3;
  top: -8rem;
  left: -10rem;
}

.ambient-glow-right {
  background: #7fc6ff;
  bottom: -9rem;
  right: -11rem;
  animation-delay: 1.8s;
}

.hero {
  padding: 1.5rem 0 5rem;
  min-height: 95vh;
  display: grid;
  align-content: space-between;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 0;
}

.brand {
  color: var(--text);
  text-decoration: none;
  font-family: "Fraunces", serif;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.03em;
}

.nav-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: all 0.25s ease;
}

.nav-links a:hover {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.nav-links a.active {
  color: var(--text);
  border-color: #88e2cd;
  background: rgba(118, 214, 191, 0.16);
}

.hero-content {
  margin-top: clamp(2.5rem, 7vh, 5rem);
  max-width: 760px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.76rem;
  color: var(--accent-2);
  margin-bottom: 0.9rem;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.1;
}

h1 {
  font-family: "Fraunces", serif;
  font-size: clamp(2rem, 5vw, 4.2rem);
  text-wrap: balance;
}

.hero-text {
  margin-top: 1.2rem;
  font-size: clamp(1.05rem, 2.3vw, 1.3rem);
  color: var(--muted);
  max-width: 60ch;
}

.cta {
  display: inline-block;
  margin-top: 1.8rem;
  padding: 0.85rem 1.25rem;
  color: #0d1a15;
  background: linear-gradient(120deg, var(--accent), #a2f9c8);
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 0.25s ease, filter 0.25s ease;
}

.cta:hover {
  transform: translateY(-2px) scale(1.02);
  filter: saturate(1.1) brightness(1.03);
}

.biomes {
  display: grid;
  gap: 1.6rem;
  padding-bottom: 5rem;
}

.biome-card {
  padding: clamp(1.1rem, 2.2vw, 1.6rem);
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  background: linear-gradient(155deg, var(--card), var(--card-strong));
  box-shadow: var(--shadow);
  display: grid;
  gap: 1.2rem;
  align-items: stretch;
}

.biome-copy h2 {
  font-family: "Fraunces", serif;
  font-size: clamp(1.45rem, 3.2vw, 2.1rem);
  margin-bottom: 0.8rem;
}

.biome-copy p {
  margin: 0;
  color: #d5e4dd;
}

.video-frame {
  border-radius: 0.9rem;
  border: 1px solid #496f63;
  background: rgba(7, 19, 16, 0.72);
  padding: 0.8rem;
}

.nature-video {
  width: 100%;
  border-radius: 0.6rem;
  display: block;
  min-height: 220px;
  background: linear-gradient(130deg, #173c33, #1e2f4a);
}

.video-note {
  margin: 0.65rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.hiking {
  padding-bottom: 4.5rem;
}

.section-head h2 {
  font-family: "Fraunces", serif;
  font-size: clamp(1.7rem, 4vw, 2.65rem);
}

.destinations {
  margin-top: 1.4rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
}

.destination-card {
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(12, 33, 28, 0.82);
  padding: 1rem;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.destination-card:hover {
  transform: translateY(-5px);
  border-color: #8adfca;
  background: rgba(20, 50, 43, 0.92);
}

.destination-card h3 {
  font-family: "Fraunces", serif;
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.destination-card p {
  margin: 0;
  color: #cee2d8;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 1.7rem 0 2.3rem;
  color: var(--muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.footer-title {
  margin: 0 0 0.45rem;
  color: var(--text);
  font-weight: 700;
}

.footer-tagline,
.footer-line,
.copyright {
  margin: 0;
  color: var(--muted);
}

.footer-line + .footer-line {
  margin-top: 0.35rem;
}

.copyright {
  margin-top: 1.1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(136, 226, 205, 0.25);
  font-size: 0.95rem;
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

@keyframes floatGlow {
  from {
    transform: translate(0, 0) scale(1);
  }
  to {
    transform: translate(30px, -14px) scale(1.07);
  }
}

@media (min-width: 900px) {
  .biome-card {
    grid-template-columns: 1fr 1.1fr;
    gap: 1.4rem;
  }

  .biome-card:nth-child(even) {
    grid-template-columns: 1.1fr 1fr;
  }

  .biome-card:nth-child(even) .biome-copy {
    order: 2;
  }

  .biome-card:nth-child(even) .video-frame {
    order: 1;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(1120px, calc(100% - 1.5rem));
  }

  .hero {
    min-height: auto;
    padding-bottom: 3.5rem;
  }

  .nav {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    gap: 0.45rem;
  }

  .nature-video {
    min-height: 180px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition-duration: 0s !important;
    scroll-behavior: auto !important;
  }
}