@import url("./style.css");

body.catalog-page {
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 92% 1%, color-mix(in srgb, var(--orange) 7%, transparent), transparent 29rem),
    var(--paper);
}
.catalog-header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 74px;
  padding: 12px max(28px, calc((100vw - 1260px) / 2));
  border-bottom: 1px solid var(--border);
}
.catalog-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  color: var(--ink);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.8px;
  text-decoration: none;
}
.catalog-brand-mark {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 50%;
  background: var(--green-deep);
  color: var(--lime);
  font: 700 14px/1 var(--mono);
  letter-spacing: -1px;
}
.catalog-brand-dot {
  color: var(--orange);
}
.catalog-header-note,
.catalog-eyebrow,
.catalog-index-top,
.catalog-index-bottom,
.course-cover-meta,
.course-cover-foot,
.course-card-kicker,
.catalog-footer {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.09em;
}
.catalog-header-note {
  margin: 0;
  color: var(--muted);
  text-align: center;
}
.catalog-header-note span {
  margin-left: 12px;
  color: var(--orange);
}
.catalog-theme-toggle.theme-toggle {
  justify-self: end;
  width: auto;
  min-width: 82px;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 11px;
}
.catalog-shell {
  width: min(1260px, calc(100% - 56px));
  margin: 0 auto;
}
.catalog-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 250px;
  align-items: end;
  gap: clamp(32px, 8vw, 120px);
  padding: clamp(58px, 8vw, 104px) 0 52px;
  border-bottom: 1px solid var(--border);
}
.catalog-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  color: var(--muted);
}
.catalog-eyebrow > span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--orange) 15%, transparent);
}
.catalog-intro h1 {
  margin: 0;
  color: var(--text-strong);
  font: 500 clamp(44px, 6.6vw, 79px)/0.99 var(--serif);
  letter-spacing: -0.055em;
}
.catalog-intro h1 em {
  color: var(--green);
  font-weight: 500;
}
.catalog-lede {
  max-width: 570px;
  margin: 25px 0 0;
  color: var(--text-reading);
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.65;
}
.catalog-index {
  padding: 14px 16px 13px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: color-mix(in srgb, var(--surface) 76%, transparent);
  box-shadow: 5px 5px 0 color-mix(in srgb, var(--green) 12%, transparent);
}
.catalog-index-top,
.catalog-index-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
}
.catalog-index-top span:last-child {
  color: var(--orange);
}
.catalog-index svg {
  display: block;
  width: 100%;
  margin: 12px 0 8px;
  fill: none;
  stroke: var(--green);
  stroke-width: 1.5;
}
.catalog-index svg circle:first-of-type {
  fill: var(--orange);
  stroke: var(--orange);
}
.catalog-index svg circle:not(:first-of-type) {
  fill: var(--surface);
}
.catalog-index svg rect {
  fill: var(--surface-muted);
  stroke: var(--orange);
}
.catalog-index-bottom {
  justify-content: flex-start;
  gap: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}
.catalog-index-bottom strong {
  color: var(--text-strong);
  font: 500 29px/1 var(--serif);
  letter-spacing: -0.05em;
}
.catalog-index-bottom span {
  line-height: 1.5;
}
.course-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  padding: 36px 0 56px;
}
.course-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 5px;
  background: var(--surface);
  color: var(--ink);
  text-decoration: none;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}
.course-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--card-accent) 65%, var(--border));
  box-shadow: 0 15px 36px color-mix(in srgb, var(--ink) 10%, transparent);
}
.course-cover {
  position: relative;
  min-height: 240px;
  padding: 17px 20px 12px;
  overflow: hidden;
  color: #edf2e8;
}
.course-cover--rust {
  background: #18271f;
  --cover-line: #466052;
  --cover-soft: #b8d4a1;
  --cover-warm: #e5a17b;
}
.course-cover--go {
  background: #1d3036;
  --cover-line: #527078;
  --cover-soft: #9fcbd3;
  --cover-warm: #f0a16f;
}
.course-cover-meta,
.course-cover-foot {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #bdc9bb;
  font-size: 9px;
}
.course-cover-meta span:last-child {
  color: var(--cover-warm);
}
.course-cover svg {
  display: block;
  width: 100%;
  height: 174px;
  margin: 4px 0 2px;
}
.cover-grid {
  fill: none;
  stroke: var(--cover-line);
  stroke-width: 0.65;
  opacity: 0.52;
}
.rust-panel {
  fill: #20372a;
  stroke: #6e8975;
  stroke-width: 1;
}
.rust-node {
  fill: #294435;
  stroke: var(--cover-soft);
  stroke-width: 1.1;
}
.rust-node--soft {
  fill: #4a3a31;
  stroke: var(--cover-warm);
}
.rust-code,
.go-code {
  fill: #e8f0df;
  font: 12px var(--mono);
}
.cover-micro {
  fill: #afc0ac;
  font: 8px var(--mono);
  letter-spacing: 1.1px;
}
.rust-arrow,
.rust-loop {
  fill: none;
  stroke: var(--cover-warm);
  stroke-width: 1.5;
}
.rust-arrow-head {
  fill: none;
  stroke: var(--cover-warm);
  stroke-width: 1.5;
}
.rust-pin {
  fill: #2d4535;
  stroke: var(--cover-soft);
  stroke-width: 1.5;
}
.rust-pin--small {
  fill: var(--cover-warm);
  stroke: none;
}
.rust-tag {
  fill: #273d30;
  stroke: var(--cover-warm);
  stroke-width: 1;
}
.rust-tag-text {
  fill: #f0b391;
}
.go-lane {
  fill: #253d43;
  stroke: var(--cover-soft);
  stroke-width: 1;
}
.go-lane--second {
  stroke: var(--cover-warm);
}
.go-channel {
  fill: #293d3e;
  stroke: var(--cover-warm);
  stroke-width: 1.2;
}
.go-service {
  fill: #253d43;
  stroke: #8bb7be;
  stroke-width: 1;
}
.go-wire,
.go-dash {
  fill: none;
  stroke: var(--cover-soft);
  stroke-width: 1.4;
}
.go-wire-head {
  fill: none;
  stroke: var(--cover-warm);
  stroke-width: 1.5;
}
.go-orbit {
  fill: var(--cover-warm);
  stroke: none;
}
.go-orbit--alt {
  fill: var(--cover-soft);
}
.go-dash {
  stroke-dasharray: 3 4;
  opacity: 0.8;
}
.course-cover-foot {
  color: #d4dfd2;
  font-size: 8px;
}
.course-cover-foot span:last-child {
  color: var(--cover-warm);
  font-size: 16px;
  transition: transform 180ms ease;
}
.course-card:hover .course-cover-foot span:last-child {
  transform: translateX(5px);
}
.course-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 23px 25px 19px;
}
.course-card-kicker {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  color: var(--muted);
  font-size: 9px;
}
.course-card-kicker span:first-child {
  color: var(--card-accent);
}
.course-card h2 {
  margin: 20px 0 11px;
  color: var(--text-strong);
  font: 500 clamp(27px, 3.2vw, 39px)/1.05 var(--serif);
  letter-spacing: -0.045em;
}
.course-card h2 em {
  color: var(--card-accent);
  font-weight: 500;
}
.course-card-body > p {
  max-width: 440px;
  margin-bottom: 23px;
  color: var(--text-reading);
  font-size: 14px;
}
.course-card code {
  padding: 2px 5px;
  border-radius: 3px;
  background: var(--surface-code);
  color: var(--accent-link);
  font: 0.9em var(--mono);
}
.course-card-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  color: var(--card-accent);
  font-size: 12px;
  font-weight: 700;
}
.course-arrow {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--card-accent) 45%, var(--border));
  border-radius: 50%;
  font-size: 16px;
  transition: color 180ms ease, background 180ms ease, transform 180ms ease;
}
.course-card:hover .course-arrow {
  transform: translate(2px, -2px);
  background: var(--card-accent);
  color: var(--surface);
}
.course-card--rust {
  --card-accent: #426748;
}
.course-card--go {
  --card-accent: #a54f2c;
}
.catalog-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0 28px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 9px;
}
.catalog-footer span:last-child {
  color: var(--orange);
}

:root[data-theme="dark"] .catalog-intro h1 em {
  color: var(--lime);
}
:root[data-theme="dark"] .course-card--rust {
  --card-accent: #b8d4a1;
}
:root[data-theme="dark"] .course-card--go {
  --card-accent: #f0a16f;
}
:root[data-theme="dark"] .catalog-theme-toggle {
  border-color: var(--control-border);
  background: var(--surface);
  color: var(--ink);
}

@media (max-width: 760px) {
  .catalog-header {
    grid-template-columns: 1fr auto;
    padding-inline: 22px;
  }
  .catalog-header-note {
    display: none;
  }
  .catalog-shell {
    width: min(100% - 36px, 560px);
  }
  .catalog-intro {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-top: 62px;
  }
  .catalog-index {
    display: none;
  }
  .course-gallery {
    grid-template-columns: 1fr;
    gap: 18px;
    padding-top: 25px;
  }
}
@media (max-width: 480px) {
  .catalog-header {
    min-height: 64px;
    padding-inline: 18px;
  }
  .catalog-shell {
    width: calc(100% - 32px);
  }
  .catalog-intro {
    padding: 50px 0 34px;
  }
  .catalog-intro h1 {
    font-size: clamp(42px, 12vw, 58px);
  }
  .course-cover {
    min-height: 210px;
    padding-inline: 14px;
  }
  .course-cover svg {
    height: 154px;
  }
  .course-card-body {
    padding: 19px 18px 17px;
  }
  .course-card-kicker {
    font-size: 8px;
  }
  .catalog-footer {
    flex-direction: column;
    gap: 7px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .course-card,
  .course-arrow,
  .course-cover-foot span:last-child {
    transition: none;
  }
}