html {
  scroll-behavior: smooth;
}

/* High-Contrast Noir */
body {
  background-color: #000000;
  color: #ffffff;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Structural Layout */
.site-wrapper {
  width: 100%;
  margin: 0;
  padding: 0;
}

/* Scroll Sections - Full Viewport Height */
.scroll-section {
  min-height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  position: relative;
  background-color: #000000;
}

.section-content {
  max-width: 800px;
  padding: 80px;
  text-align: left;
  width: 100%;
  animation: swoopIn 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@keyframes swoopIn {
  from {
    opacity: 0;
    transform: translateY(100px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Trigger animation on scroll into view */
.scroll-section {
  opacity: 0;
  transition: opacity 0.6s ease-out;
}

.scroll-section.visible {
  opacity: 1;
}

.scroll-section.visible .section-content {
  animation: swoopIn 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Heading: Poppins Regular (400), 30pt (~40px) */
.headline {
  font-family: 'Poppins', sans-serif;
  font-weight: 400; 
  font-size: 2.5rem; /* 40px */
  letter-spacing: -0.02em;
  margin: 0 0 0 0;
  line-height: 1.2;
}

/* Subheading: Poppins Light (300), 18pt (~24px) */
.subheadline {
  font-family: 'Poppins', sans-serif;
  font-weight: 300;
  font-size: 1.5rem; /* 24px */
  margin: 0;
  margin-top: 0.5rem;
  color: #ffffff;
}

/* Main Text: Roboto Light (300), 18pt (~24px) */
.main-text {
  font-family: 'Roboto', sans-serif;
  font-weight: 300;
  font-size: 1.5rem; /* 24px */
  line-height: 1.6;
  margin: 0 0 2rem 0;
  max-width: 650px;
}

/* Tagline block */
.tagline-block {
  font-family: 'Roboto', sans-serif;
  font-weight: 300;
  font-size: 1.5rem;
  line-height: 1.4;     
  margin: 0;
}

/* Contact Details: Roboto Light (300), 12pt (~16px) */
.contact-details {
  font-family: 'Roboto', sans-serif;
  font-weight: 300;
  font-size: 1rem; /* 16px */
  letter-spacing: 0.05em;
  display: inline-block;
  margin: 0;
}

.contact-details p {
  margin: 5px 0;
}

/* Links */
a {
  color: #ffffff;
  text-decoration: none;
  border-bottom: 1px solid #444;
  transition: border-color 0.2s ease;
}

a:hover {
  border-bottom-color: #ffffff;
}

/* Mobile-responsive styles */
@media (max-width: 768px) {
  .section-content {
    padding: 40px 20px;
    max-width: 100%;
  }
  
  .headline {
    font-size: 2rem; /* 32px on mobile */
  }
  
  .subheadline {
    font-size: 1.25rem; /* 20px on mobile */
  }
  
  .main-text {
    font-size: 1.25rem; /* 20px on mobile */
  }
  
  .tagline-block {
    font-size: 1.25rem; /* 20px on mobile */
  }
}

@media (max-width: 480px) {
  .section-content {
    padding: 30px 20px;
  }
  
  .headline {
    font-size: 1.75rem; /* 28px on small mobile */
  }
  
  .subheadline {
    font-size: 1.125rem; /* 18px on small mobile */
  }
  
  .main-text {
    font-size: 1.125rem; /* 18px on small mobile */
  }
  
  .tagline-block {
    font-size: 1.125rem; /* 18px on small mobile */
  }
}