/* Reset & base */
* { margin: 0; padding: 0; box-sizing: border-box; }

/* Typography & Colors */
body {
  font-family: Helvetica, Arial, sans-serif;
  color: #fff;
  background: #000;
  line-height: 1.6;
  scroll-behavior: smooth;
}

/* Header & Navigation */
.site-header {
  background: #000;
  border-bottom: 1px solid #fff;
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 1000;
  transition: transform 0.3s ease;
}
.nav {
  display: flex;
  justify-content: center; /* Center all nav elements horizontally */
  align-items: center;
  padding: 0.5rem 1rem;
  gap: 2rem;
}
.logo {
  font-size: 1.5rem;
  font-weight: bold;
  text-decoration: none;
  color: #fff;
}
.menu-btn {
  display: none; /* hide by default */
  font-size: 2rem;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  margin: 0;
}
.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
  position: static;
  margin: 0; /* Remove any default margin */
}
.nav-links a {
  position: relative;
  display: inline-block;
  padding: 0.75rem 1.5rem;
  overflow: hidden;
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}
.nav-links a::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: #fff;
  z-index: -1;
  transition: height 0.3s ease;
}
.nav-links a:hover::before {
  height: 100%;
}
.nav-links a:hover {
  color: #000;
}

/* Animated Down Chevron with enlarged size */
.scroll-arrow {
  position: absolute;
  top: calc(100% - 20rem + 100px); /* moved down by 100px total */
  left: 50%;
  transform: translateX(-50%);
  width: 3rem; /* added explicit size */
  height: 3rem;
  color: #fff;
  opacity: 0.75;
  animation: scroll-down 3s infinite;
  cursor: pointer;
  z-index: 500;
}
.scroll-arrow svg {
  width: 100%;
  height: 100%;
}

/* Mobile toggle for hamburger only on small screens */
@media (max-width: 768px) {
  .nav {
    flex-direction: column;
    gap: 0;
    align-items: center;
  }
  .menu-btn {
    display: block;
    align-self: center;
    margin-bottom: 0.5rem;
  }
  /* Hide nav links by default on mobile */
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%; /* align directly below the header */
    left: 50%;
    transform: translateX(-50%);
    background: #000;
    border: 1px solid #fff;
    padding: 1rem;
    gap: 0;
    width: max-content;
  }
  /* Show nav links when menu is open */
  .nav-links.open {
    display: flex;
  }
  .nav-links a {
    padding: 0.5rem 1rem;
    text-align: center;
  }
}

/* Animate scroll icon */
@keyframes scroll-down {
  0%, 100% {
    transform: translate(-50%, 0);
    opacity: 1;
  }
  35% {
    transform: translate(-50%, 1rem);
    opacity: 0;
  }
  70% {
    transform: translate(-50%, -1rem);
    opacity: 0;
  }
}

/* Section Titles */
.section-title { text-align: center; font-size: 2rem; margin: 2rem 0; color: #fff; }

/* Hero Section */
.hero {
  background: #000;
  color: #fff;
  text-align: center;
  padding: 12rem 2rem 18rem; /* Increased top and bottom padding for a larger hero */
}
.hero h1 { font-size: 4rem; margin-bottom: 1.5rem; } /* Larger heading */
.hero p { font-size: 1.5rem; margin-bottom: 2.5rem; } /* Larger paragraph */

/* Features Section */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  padding: 4rem 2rem;
}
.feature h3 { font-size: 1.5rem; margin-bottom: 0.5rem; color: #fff; }
.feature p { font-size: 1rem; color: #fff; }

/* About Section */
.about { padding: 4rem 2rem; background: #000; }
.about h2 { font-size: 2rem; margin-bottom: 1rem; color: #fff; }
.about p { margin-bottom: 1rem; color: #fff; }
.about-text {
  flex: 1 1 0;
  max-width: 600px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.about-text .section-title {
  text-align: center;
  width: 100%;
  margin: 0 0 2.5rem 0;
  position: static;
  left: unset;
  top: unset;
  transform: none;
  z-index: 2;
}

/* Split About Section */
.about-split {
  display: flex;
  flex-direction: column !important;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  padding: 6rem 2rem 4rem 2rem;
  position: relative;
}
@media (min-width: 901px) {
  .about-split {
    flex-direction: column !important;
    align-items: center;
    gap: 2.5rem;
    padding: 6rem 2rem 4rem 2rem;
  }
  .about-text {
    align-items: center;
    text-align: center;
  }
}

/* Contact Section */
.contact { padding: 4rem 2rem; background: #000; text-align: center; }
.contact a { color: #fff; text-decoration: underline; }
.contact p { margin-bottom: 0.5rem; }

/* Footer */
.site-footer { text-align: center; padding: 2rem; background: #000; color: #fff; }

/* Gallery Section */
.gallery {
  padding: 4rem 2rem;
  background: #000;
}
.gallery .section-title {
  text-align: center;
  margin-bottom: 2rem;
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}
.gallery-grid img {
  width: 100%;
  height: auto;
  border-radius: 1rem;
  box-shadow: 0 4px 24px rgba(0,0,0,0.2);
  background: #222;
}