/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  font-family: 'Helvetica Neue', sans-serif;
  color: #0f0f0f;
  background: #fff;
  line-height: 1.6;
}

.site-header {
  background: #fff;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid #eaeaea;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 960px;
  margin: 0 auto;
  position: relative;
}

.brand {
  font-weight: 700;
  font-size: 1.25rem;
}

.menu-toggle {
  display: none;
  font-size: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

.nav-links li a {
  text-decoration: none;
  color: #333;
  font-weight: 600;
  transition: color 0.2s ease;
}

.nav-links li a:hover {
  color: #0070f3;
}

/* Section Styles */
section {
  min-height: 100vh;
  padding: 4rem 1rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.hero {
  background: #f9f9f9;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
}

.subtitle {
  font-size: 1.25rem;
  color: #555;
  margin-top: 0.5rem;
}

.description {
  max-width: 600px;
  margin: 1rem auto;
  color: #666;
}

.down-arrow {
  font-size: 2rem;
  margin-top: 2rem;
  display: inline-block;
  color: #000;
  text-decoration: none;
}

.resume {
  background: #fff;
}

.resume .container {
  max-width: 800px;
}

.resume-section {
  margin-bottom: 1.5rem;
}

.projects {
  background: #f4f4f4;
  padding-bottom: 4rem;
}

.projects h2 {
  font-size: 1.75rem;
  margin-bottom: 2rem;
}

.project-list {
  display: grid;
  gap: 1rem;
  width: 100%;
  max-width: 960px;
}

.project-card {
  padding: 1rem;
  border: 1px solid #ddd;
  border-radius: 6px;
  background: #fff;
}

.contact {
  background: #fff;
}

/* Responsive Nav */
@media (max-width: 768px) {
  .menu-toggle {
      display: block;
  }

  .nav-links {
      flex-direction: column;
      position: absolute;
      top: 100%;
      right: 0;
      background: white;
      width: 100%;
      display: none;
      padding: 1rem 0;
  }

  .nav-links.active {
      display: flex;
  }
}

/* Responsive Grids */
@media (min-width: 600px) {
  .project-list {
      grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .project-list {
      grid-template-columns: repeat(3, 1fr);
  }

  .hero h1 {
      font-size: 3rem;
  }
}