:root {
  --bg-base: #141410;
  --bg-surface: #1c1c18;
  --text-primary: #f3ece3;
  --text-muted: #9a9890;
  --accent-gold: #d4a84b;
  --accent-sage: #a8c5b5;
  --border: rgba(255, 255, 255, 0.07);
  --heading-font: Georgia, serif;
  --body-font: Verdana, Arial, sans-serif;
}
/* AI helped me with this styling for the before and after tags. */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--body-font);
  font-size: 16px;
  line-height: 1.7;
}

a {
  color: var(--accent-gold);
  text-decoration: none;

  &:hover {
    text-decoration: underline;
  }
}

img {
  display: block;
  max-width: 100%;
}

header {
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 0 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  position: sticky;
  top: 0;
  z-index: 100;

  & .logo img {
    height: 36px;
    width: auto;
  }

  & nav {
    display: flex;
    gap: 0.25rem;

    & a {
      color: var(--text-primary);
      font-size: 0.8rem;
      letter-spacing: 0.05em;
      padding: 0.4rem 0.6rem;
      border-radius: 4px;
      transition: color 0.2s, background-color 0.2s;

      &:hover,
      &.active {
        color: var(--accent-gold);
        background-color: rgba(212, 168, 75, 0.1);
        text-decoration: none;
      }
    }
  }

}

.hero {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 3rem;
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
  text-align: center;

  & h1 {
    font-family: var(--heading-font);
    font-size: clamp(2rem, 5vw, 3.2rem);
    color: var(--text-primary);
    line-height: 1.15;
    margin-bottom: 0.75rem;

    & span {
      color: var(--accent-gold);
    }
  }

  & p {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 1.75rem;
  }

  & .actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
  }

  & img {
    max-width: 260px;
    width: 100%;
    margin: 0 auto;
    order: -1;
  }

}

.label {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 0.5rem;
}

hr {
  border: none;
  border-top: 1px solid var(--border);
}

.about {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);

  & section {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    align-items: start;
    max-width: 1100px;
    margin: 0 auto;
    padding: 4rem 2rem;
  }

  & h2 {
    font-family: var(--heading-font);
    font-size: 1.75rem;
    color: var(--text-primary);
    line-height: 1.25;
  }

  & p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1rem;

    &:last-child {
      margin-bottom: 0;
    }
  }

}

.btn {
  display: inline-block;
  padding: 0.6rem 1.4rem;
  border-radius: 4px;
  font-family: var(--body-font);
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  transition: opacity 0.2s, transform 0.15s;
  cursor: pointer;

  &:hover {
    opacity: 0.85;
    transform: translateY(-1px);
    text-decoration: none;
  }
}

.btn-primary {
  background-color: var(--accent-gold);
  color: var(--bg-base);
  font-weight: bold;
}

.btn-outline {
  border: 1px solid var(--accent-sage);
  color: var(--accent-sage);
  background: transparent;
}

section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 2rem;

  & h2 {
    font-family: var(--heading-font);
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--text-primary);
    margin-bottom: 1rem;
  }
}

.see-all {
  margin-top: 2rem;
  text-align: center;
}

#project-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;

}

.project {
  background-color: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color 0.2s, transform 0.2s;

  &:hover {
    border-color: var(--accent-gold);
    transform: translateY(-3px);
  }

  & h2 {
    font-family: var(--heading-font);
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 0;
  }

  & .description {
    font-size: 0.875rem;
    color: var(--text-muted);
    flex: 1;
  }

  & .project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
  }

  & .tag {
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    background-color: rgba(168, 197, 181, 0.12);
    color: var(--accent-sage);
    border: 1px solid rgba(168, 197, 181, 0.25);
  }

  & .project-link {
    font-size: 0.8rem;
    color: var(--accent-gold);
    margin-top: 0.25rem;

    &::after {
      content: " →";
    }

    &:hover {
      text-decoration: none;
      opacity: 0.8;
    }
  }
}

#filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--body-font);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.18s;

  &:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
  }

  &.active {
    background-color: var(--accent-gold);
    border-color: var(--accent-gold);
    color: var(--bg-base);
    font-weight: bold;
  }
}

.page-header {
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 3.5rem 2rem;
  text-align: center;

  & h1 {
    font-family: var(--heading-font);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    color: var(--text-primary);
    margin-bottom: 0.5rem;
  }

  & p {
    color: var(--text-muted);
    font-size: 0.95rem;
    max-width: 50ch;
    margin: 0 auto;
  }
}

footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding: 2.5rem 2rem;
  text-align: center;

  & .links {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 1rem;

    & a {
      color: var(--text-muted);
      font-size: 0.875rem;
      transition: color 0.2s;

      &:hover {
        color: var(--accent-gold);
        text-decoration: none;
      }
    }
  }

  & p {
    color: var(--text-muted);
    font-size: 0.8rem;
  }
}

@media (min-width: 480px) {
  header {
    padding: 0 2rem;

    & nav a {
      padding: 0.4rem 0.9rem;
      font-size: 0.9rem;
    }
  }

  #project-container {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  }
}

@media (min-width: 770px) {
  .hero {
    grid-template-columns: 1fr 1fr;
    padding: 5rem 2rem;
    text-align: left;

    & p {
      max-width: 40ch;
    }

    & .actions {
      justify-content: flex-start;
    }

    & img {
      max-width: 420px;
      order: 0;
    }
  }

  .about {
    & section {
      grid-template-columns: 1fr 2fr;
      gap: 3rem;
    }
  }
}