/* Main styles */
:root {
  /* Darker color palette */
  --color-bg: #111111; /* page background */
  --color-text: #f0f0f0; /* default text */
  --color-accent: #00c0a3;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

header, footer {
  background: var(--color-bg);
  color: var(--color-text);
}

header {
  position: sticky;
  top: 0;
  z-index: 1000;
}

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

.nav-brand {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  text-decoration: none;
  color: var(--color-text);
}

.nav-toggle {
  background: none;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  padding: 0.5rem;
  display: none;
}

.nav-menu {
  list-style: none;
  display: flex;
  gap: 1rem;
  margin: 0;
  padding: 0;
}

.nav-menu a {
  color: var(--color-text);
  text-decoration: none;
}

.nav-menu a:hover,
.nav-menu a:focus {
  color: var(--color-accent);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }
  .nav-menu {
    flex-direction: column;
    display: none;
    background: var(--color-bg);
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
  }
  .nav-menu.show {
    display: flex;
  }
}

main {
  padding: 2rem;
}

.hero {
  background:
    linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)),
    url('https://via.placeholder.com/1500x800.png?text=Hero+Image') center/cover no-repeat;
  color: var(--color-text);
  padding: 6rem 2rem;
  text-align: center;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin-bottom: 1rem;
}

button.cta {
  background: var(--color-accent);
  border: none;
  padding: 0.75rem 1.5rem;
  color: var(--color-bg);
  font-weight: 600;
  cursor: pointer;
}

button.cta:hover,
button.cta:focus {
  background: var(--color-bg);
  color: var(--color-accent);
  outline: 2px solid var(--color-accent);
}

section {
  margin: 2rem 0;
}

footer {
  text-align: center;
  padding: 1rem;
}

/* Simple fade-in animation */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}