:root {
    color-scheme: light dark;

    --light-bg: #f9f9f9;
    --light-fg: #000000;
    --light-nav-fg: #000000;
    --light-nav-bg: #ffffff;
    --light-nav-lnk-fg: #717171;
    --light-nav-lnk-bg: #d3d3d3;
    --light-nav-btn-fg: #000000;
    --light-nav-btn-bg: #e2e2e2;

    --dark-bg: #090909;
    --dark-fg: #ffffff;
    --dark-nav-fg: #ffffff;
    --dark-nav-bg: #000000;
    --dark-nav-lnk-fg: red;
    --dark-nav-lnk-bg: green;
    --dark-nav-btn-fg: #ffffff;
    --dark-nav-btn-bg: #1d1d1d;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    border-bottom: 2px solid light-dark(var(--dark-bg), var(--light-bg));
    color: light-dark(var(--light-nav-fg), var(--dark-nav-fg));
    background-color: light-dark(var(--light-nav-bg), var(--dark-nav-bg));
    height: 4rem;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    padding: 20px 10px;
}

.nav_left, .nav_middle, .nav_right {
    display: flex;
}

.nav_left {
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 700;
    font-style: bold;
}

.nav_middle {
    gap: 24px;
    font-weight: 500;
    font-style: regular;
    font-size: 1rem;
    font-weight: 300;
    font-style: light;

    a {
        padding: 7px;
        text-decoration: none;
        color: inherit;
    }

    a:hover {
        color: light-dark(var(--light-bg), var(--dark-bg));
        background-color: light-dark(var(--dark-bg), var(--light-bg));
    }
}

@media (max-width: 980px) {
    .nav_middle {
        display: none;
    }
}

.nav_version {
    font-family: monospace;
    font-weight: bold;
    font-size: 12px;
    border: 2px solid black;
    padding: 4px 12px;
    background-color: #e0e0e0;
    cursor: pointer;
}
.nav_version:hover {
    background-color: green;
}
.nav_version:active {
    transform: scale(0.97);
}

main {
    padding-top: 4rem;
    color: light-dark(var(--light-fg), var(--dark-fg));
    background-color: light-dark(var(--light-bg), var(--dark-bg));


background-image:
    linear-gradient(to right, #ddd 1px, transparent 1px),
    linear-gradient(to bottom, #ddd 1px, transparent 1px);

  background-size: 20px 20px;
}

#about {
    min-height: 819px;
    border-bottom: 2px solid light-dark(var(--dark-bg), var(--light-bg));
}

.about_container {
    display: flex;
    height: 100%;
}

.about_left {
    flex: 6;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0px 50px;
}

.about_ref {
    display: flex;
    gap: 5px;
    font-size: .8rem;
    font-weight: 300;
    font-style: light;
}

.about_ref_border, .about_ref_simple {
    padding: 0px 2px;
}

.about_ref_border {
    border: 1.5px solid light-dark(var(--dark-bg), var(--light-bg));
}

.about_hero h1 {
  font-size: 3rem;              /* similar to text-5xl */
  font-weight: bold;
  font-family: monospace;      /* approximation of font-mono-tech */
  text-transform: uppercase;
  line-height: 1.1;            /* leading-none */
  margin-bottom: 2rem;         /* mb-8 */
}

/* Bigger size on medium screens (md:text-7xl) */
@media (min-width: 768px) {
  .about_hero h1 {
    font-size: 4.5rem;
  }
}

.about_hero_highlight {
  background-color: black;
  color: white;
  padding: 0 0.5rem;
}

/* Optional dark mode (like Tailwind dark:) */
@media (prefers-color-scheme: dark) {
  .about_hero_highlight {
    background-color: white;
    color: black;
  }
}

.about_right {
    flex: 4;
    background-image: 
        radial-gradient(circle, black .9px, transparent 1.1px);
    background-size: 15px 15px;
    border-left: 2px solid light-dark(var(--dark-bg), var(--light-bg));
}

#about, #services, #contact {
    height: 80vh;
}