/* seannormoyle.net. Plain CSS, no build step. */

:root {
  --paper: #FBFBF9;
  --ink: #1D2433;
  --slate: #5A6372;
  --rule: #E2E4E7;
  --accent: #0B6770;
  --well: #EFF1F0;
  --measure: 36rem;
  --page: 46rem;
  --year-col: 6.5rem;
  --shot-col: 15rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #14181F;
    --ink: #E4E6EA;
    --slate: #9AA2AE;
    --rule: #2A303A;
    --accent: #6CC3C9;
    --well: #1C2129;
  }
}

/* Base */

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Literata", Charter, "Iowan Old Style", Georgia, serif;
  font-optical-sizing: auto;
  font-size: 1.0625rem;
  line-height: 1.65;
  font-variant-numeric: oldstyle-nums proportional-nums;
}

@media (min-width: 48em) {
  body { font-size: 1.125rem; }
}

a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: .18em;
  text-decoration-color: color-mix(in srgb, var(--accent) 45%, transparent);
}

a:hover {
  text-decoration-color: currentColor;
  text-decoration-thickness: 2px;
}

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

img { max-width: 100%; height: auto; }

code {
  font-size: .9em;
  background: var(--well);
  border-radius: 3px;
  padding: .1em .3em;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--paper);
  padding: .5rem .75rem;
  z-index: 1;
}

.skip-link:focus { top: 1rem; }

.wrap {
  max-width: var(--page);
  margin: 0 auto;
  padding: 0 1.25rem;
}

@media (min-width: 48em) {
  .wrap { padding: 0 2rem; }
}

/* Type scale: a major third from the body size */

h1, h2, h3, h4 {
  font-weight: 500;
  line-height: 1.2;
  margin: 0;
}

.hero-name {
  font-size: clamp(2.5rem, 1.7rem + 3.2vw, 3.6rem);
  font-weight: 450;
  letter-spacing: -.015em;
  line-height: 1.05;
}

.page-title {
  font-size: clamp(2rem, 1.6rem + 1.6vw, 2.6rem);
  font-weight: 450;
  letter-spacing: -.01em;
}

main h2 {
  font-size: 1.6rem;
  margin: 4rem 0 1.25rem;
}

/* Subsections, like Games and Tools */
main h3 {
  font-size: 1.2rem;
  font-style: italic;
  font-weight: 400;
  color: var(--slate);
  margin: 2.25rem 0 .75rem;
}

p { margin: 0 0 1em; max-width: var(--measure); }

.lede {
  font-size: 1.2em;
  line-height: 1.5;
  color: var(--slate);
  margin: .6rem 0 1.5rem;
}

.muted { color: var(--slate); }

.prose ul, .prose ol { max-width: var(--measure); padding-left: 1.2rem; margin: 0 0 1em; }
.prose li { margin: 0 0 .3rem; }

/* Header and footer */

.site-header .wrap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}

.site-name {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05rem;
}

.site-name:hover { color: var(--accent); text-decoration: none; }

/* The home page shows the name large instead. */
.home .site-name { visibility: hidden; }

.site-nav { display: flex; gap: 1.5rem; }

.site-nav a { color: var(--slate); text-decoration: none; }

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
}

main { padding-top: 2.5rem; }

.home main { padding-top: .5rem; }

@media (min-width: 48em) {
  .home main { padding-top: 1.5rem; }
}

.site-footer {
  margin-top: 5rem;
  border-top: 1px solid var(--rule);
  color: var(--slate);
  font-size: .9rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .75rem 1.5rem;
  padding-top: 1.5rem;
  padding-bottom: 2.5rem;
}

/* Links */

.socials {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem 1.4rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: .2rem 1.1rem;
  margin-top: .45rem;
  font-size: .95em;
}

/* Marks links that open in a new tab. */
.ext::after {
  content: "";
  display: inline-block;
  width: .62em;
  height: .62em;
  margin-left: .22em;
  vertical-align: .05em;
  background: currentColor;
  opacity: .7;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'%3E%3Cpath d='M3 1h6v6M9 1 1 9' fill='none' stroke='black' stroke-width='1.4'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'%3E%3Cpath d='M3 1h6v6M9 1 1 9' fill='none' stroke='black' stroke-width='1.4'/%3E%3C/svg%3E") center / contain no-repeat;
}

/* Entries: a year in the left margin, details to the right. Used for tools, credentials, talks, and the engine history. */

.entries { list-style: none; margin: 0; padding: 0; }

.entry {
  display: grid;
  grid-template-columns: 1fr;
  gap: .1rem 1.5rem;
  padding: .85rem 0;
}

.entry + .entry { border-top: 1px solid var(--rule); }

.when {
  color: var(--slate);
  font-size: .9em;
  font-variant-numeric: lining-nums tabular-nums;
}

.entry .what { min-width: 0; }

main .entry .title {
  font-size: 1em;
  font-style: normal;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
  margin: 0;
}

.entry .title a,
.game-head a {
  color: var(--ink);
  text-decoration-color: var(--rule);
}

.entry .title a:hover,
.game-head a:hover { text-decoration-color: var(--accent); }

.entry p { margin: .15rem 0 0; }

@media (min-width: 36em) {
  .entry { grid-template-columns: var(--year-col) 1fr; }
  .entry .when { padding-top: .12em; }
}

/* Certifications: the badge anchors the row. On phones it sits left of the date and name; wider, it gets its own column. */
.entry.badge {
  grid-template-columns: 46px 1fr;
  grid-template-areas: "badge when" "badge what";
  column-gap: 1rem;
  align-items: center;
}

.entry.badge .when { grid-area: when; align-self: end; padding-top: 0; }
.entry.badge .what { grid-area: what; align-self: start; }
.entry.badge .badge-img { grid-area: badge; width: 46px; height: auto; }

@media (min-width: 36em) {
  .entry.badge {
    grid-template-columns: var(--year-col) 46px 1fr;
    grid-template-areas: "when badge what";
  }

  .entry.badge .when,
  .entry.badge .what { align-self: center; }
}

.after-list { margin-top: .75rem; }

/* Games: each is one row, so a title always sits beside (or on phones, directly above) its own screenshot. */

.game {
  display: grid;
  grid-template-areas: "head" "shot" "body";
  gap: .7rem;
  padding: 1.75rem 0;
}

.game:first-child { padding-top: .5rem; }

.game + .game { border-top: 1px solid var(--rule); }

.game-head {
  grid-area: head;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

main .game-head h4 {
  font-size: 1.3rem;
  font-weight: 600;
}

.game-shot { grid-area: shot; display: block; }
.game-body { grid-area: body; }
.game-body p { margin: 0; }

@media (min-width: 40em) {
  .game {
    grid-template-columns: var(--shot-col) 1fr;
    grid-template-rows: auto 1fr;
    grid-template-areas: "shot head" "shot body";
    gap: .35rem 1.75rem;
  }
}

/* Screenshots. Crisp scaling for pixel art; letterboxed on a matching color when image_bg is set. */

.shot {
  margin: 0;
  aspect-ratio: 4 / 3;
  background: var(--frame, var(--well));
  border: 1px solid var(--rule);
  border-radius: 3px;
  overflow: hidden;
}

.shot img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.shot.letterbox img { object-fit: contain; }
.shot.pixel img { image-rendering: pixelated; }

/* Project pages */

.back { font-size: .95em; margin-bottom: 1.25rem; }

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .2rem 1.5rem;
  color: var(--slate);
  font-size: .95em;
  font-variant-numeric: lining-nums;
  margin-bottom: .25rem;
}

.project-shot { margin: 2rem 0; }
.project-shot .shot { aspect-ratio: auto; }
.project-shot .shot img { height: auto; }
.project-shot .shot.letterbox { aspect-ratio: 16 / 9; }
.project-shot .shot.letterbox img { height: 100%; }