:root {
  --bg-gradient: linear-gradient(180deg, #89CFF0, #f4f1bb, #a1c349);
  --text-color: #043d1d;
  --accent: #ffd54f;
  --card-bg: #fffdf5;
  --muted: #35603b;
  --shadow: rgba(0,0,0,0.08);
  --header-bg: rgba(1,66,34,0.95);
  --link-color: #2e5b36;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background: var(--bg-gradient);
  color: var(--text-color);
  transition: background 0.9s ease, color 0.6s ease;
}

.mode-input { position: absolute; left: -9999px; }

header {
  text-align: center;
  padding: 10px 0;
  background: var(--header-bg);
  box-shadow: 0 3px 10px rgba(0,0,0,0.35);
  position: sticky;
  top: 0;
  z-index: 1200;
}

.nav-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
}

.nav-links a {
  color: var(--link-color);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  padding: 6px 10px;
  border-radius: 6px;
  transition: background .25s ease, color .25s ease;
}

.nav-links a:hover {
  background: rgba(255,255,255,0.1);
  color: lightyellow;
}


.mode-switch {
  position: fixed;
  top: 70px;
  right: 25px;
  display: flex;
  gap: 10px;
  z-index: 2000;
}

.mode-switch label {
  cursor: pointer;
  user-select: none;
  font-size: 1.2rem; /* smaller icons */
  transition: transform .25s ease, text-shadow .25s ease;
}

.mode-switch label:hover {
  transform: scale(1.2);
}


#night:checked ~ .site {
  --bg-gradient: linear-gradient(180deg, #05132b, #0e3a2f, #071812);
  --text-color: #e0f7fa;
  --accent: #90caf9;
  --card-bg: #11221a;
  --muted: #9fdbe9;
  --header-bg: rgba(1,16,24,0.96);
  --link-color: #9fdbe9;
  background: var(--bg-gradient);
  color: var(--text-color);
}

#night:checked ~ header {
  background: var(--header-bg);
}

#night:checked ~ .mode-switch label[for="night"] {
  transform: scale(1.3);
  text-shadow: 0 0 10px lightblue;
}

#day:checked ~ .mode-switch label[for="day"] {
  transform: scale(1.3);
  text-shadow: 0 0 10px gold;
}

.site {
  padding: 25px 16px 60px;
  transition: background 0.9s ease, color 0.6s ease;
  background: var(--bg-gradient);
  color: var(--text-color);
}

h1, h2 {
  text-align: center;
  color: var(--accent);
}

p, .team p {
  max-width: 800px;
  margin: 12px auto;
  text-align: center;
  line-height: 1.6;
}

.team {
  max-width: 700px;
  margin: 18px auto;
  padding: 12px;
  background: rgba(255,255,255,0.05);
  border-radius: 8px;
  box-shadow: 0 4px 12px var(--shadow);
}

blockquote {
  max-width: 700px;
  margin: 30px auto;
  padding: 18px;
  border-left: 4px solid var(--accent);
  color: var(--muted);
  font-style: italic;
  border-radius: 6px;
  background: rgba(255,255,255,0.05);
}

footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 40px;
}


@media (max-width: 700px) {
  .nav-links { flex-direction: column; }
  .mode-switch { top: 60px; right: 15px; }
}