:root {
    --clr-surface: oklch(0.36 0.02 260);
    --clr-on-surface: oklch(0.9 0 0);
    --clr-raised-surface: oklch(from var(--clr-surface) calc(l + 0.04) c h);
    --clr-focused-surface: oklch(from var(--clr-surface) calc(l + 0.08) c h);
    --clr-accent: oklch(0.8 0.15 65);
    --clr-on-accent: hsl(0, 0%, 0%);
    --clr-highlight: oklch(from var(--clr-accent) calc(l + .1) calc(c - 0.08) calc(h + 20));
    --clr-on-highlight: hsl(35, 100%, 20%);
    --clr-shadow: hsl(0, 0%, 5%);

    --size-pad-unit: 1em;
    --size-pad-unit-xxxsmall: calc(var(--size-pad-unit) * 0.4);
    --size-pad-unit-xxsmall: calc(var(--size-pad-unit) * 0.6);
    --size-pad-unit-xsmall: calc(var(--size-pad-unit) * 0.8);
    --size-pad-unit-small: calc(var(--size-pad-unit) * 0.9);
    --size-pad-unit-medium: var(--size-pad-unit);
    --size-pad-unit-big: calc(var(--size-pad-unit) * 1.25);
    --size-pad-unit-large: calc(var(--size-pad-unit) * 2);
    --size-pad-unit-xlarge: calc(var(--size-pad-unit) * 3);
    --size-pad-unit-xxlarge: calc(var(--size-pad-unit) * 5);
    --size-pad-unit-xxxlarge: calc(var(--size-pad-unit) * 10);
    --size-rad-unit: .25em;
    --size-rad-unit-2x: calc(var(--size-rad-unit) * 2);
    --size-rad-unit-3x: calc(var(--size-rad-unit) * 3);
    --size-rad-unit-4x: calc(var(--size-rad-unit) * 4);
    --size-rad-unit-infinite: 1000px;
    --size-font-unit: 1rem;
    --size-font-unit-xxxsmall: calc(var(--size-font-unit) * 0.4);
    --size-font-unit-xxsmall: calc(var(--size-font-unit) * 0.6);
    --size-font-unit-xsmall: calc(var(--size-font-unit) * 0.8);
    --size-font-unit-small: calc(var(--size-font-unit) * 0.9);
    --size-font-unit-medium: calc(var(--size-font-unit) * 1.0);
    --size-font-unit-big: calc(var(--size-font-unit) * 1.2);
    --size-font-unit-large: calc(var(--size-font-unit) * 1.5);
    --size-font-unit-xlarge: calc(var(--size-font-unit) * 2.0);
    --size-font-unit-xxlarge: calc(var(--size-font-unit) * 3.0);
    --size-font-unit-xxxlarge: calc(var(--size-font-unit) * 4.0);

    --size-sidebar-width: 0;
    --size-button-min-width: 10em;
    --size-icon-btn-dim: 3em;

}

html {
    scroll-behavior: smooth;
    overflow-y: scroll;
    scrollbar-color: var(--clr-gray-900) var(--clr-surface);
}

body {
    font-family: 'Nunito Sans', sans-serif;
    font-size: var(--size-font-unit-medium);
    background-color: var(--clr-surface);
    color: var(--clr-on-surface);
    min-width: 350px;
}

/* Action Elements */
a {
    text-decoration: none;
    color: var(--clr-accent);
    font-weight: 600;
    transition: color 0.3s;
}

a:hover,
a:focus-visible {
    color: var(--clr-highlight);
  /* background-color: var(--clr-focused-surface); */
}

/* Layout */
section {
    margin-top: var(--size-pad-unit-large);
    margin-bottom: var(--size-pad-unit-small);
    border-bottom: 1px dashed var(--clr-gray-700);
    padding: var(--size-pad-unit-small) var(--size-pad-unit-medium) var(--size-pad-unit-xlarge) var(--size-pad-unit-medium);
    text-align: center;
}
.section-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  justify-content: center;
  gap: 1rem;
  width: 100%;
}
.section-item {
  background-color: var(--clr-raised-surface);
  border-radius: var(--size-rad-unit-2x);
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: background-color 0.3s;
}
.section-item:hover,
.section-item:focus-visible {
  background-color: var(--clr-focused-surface);
}
footer {
  margin-bottom: var(--size-pad-unit-large);
}

/* Typography */

.title {
    font-size: var(--size-font-unit-xlarge);
    font-weight: 900;
    color: var(--clr-highlight);
    line-height: 1;
}
.section-title {
    font-size: var(--size-font-unit-large);
    font-weight: 300;
    color: var(--clr-highlight);
    line-height: 1.5;
    margin-bottom: var(--size-pad-unit-small);
    text-transform: uppercase;
    letter-spacing: 0.5rem;
    word-spacing: 0.5rem;
}
.section-description {
    font-size: var(--size-font-unit-medium);
    font-weight: 300;
    color: var(--clr-on-surface);
    line-height: 1.5;
    margin-bottom: var(--size-font-unit-xlarge);
}
.sub-title {
    font-size: var(--size-font-unit-large);
    font-weight: 300;
    color: var(--clr-highlight);
    line-height: 1.5;
    margin-top: var(--size-pad-unit-medium);
}
.caption {
    font-size: var(--size-font-unit-medium);
    font-weight: 600;
    color: var(--clr-on-surface);
    line-height: 1.5;
}

/* Imagery */
.logo {
  width: 60px;
  height: auto;
  border-radius: var(--size-rad-unit-4x);
}

/* Other */

.hero {
  display: grid;
  grid-template-areas: "stack";
  align-items: end;
  justify-items: end;
  height: 500px;
}

.hero #profile-image {
  z-index: 1;
  grid-area: stack;
  background-image: url("/images/me_wide.jpg");
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  width: 100%;
  height: 100%;
}
.hero #profile-intro {
  z-index: 2;
  grid-area:stack;
  text-align: right;
  padding: 1rem;
}

.button-list {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--size-pad-unit-medium);
}

.button-list .btn {
    min-width: var(--size-button-min-width);
}