@font-face {
  font-family: "Syne";
  font-style: normal;
  font-weight: 600 700;
  font-display: swap;
  src: url("./fonts/syne-latin.woff2") format("woff2");
}

@font-face {
  font-family: "Source Sans 3";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("./fonts/source-sans-3-latin.woff2") format("woff2");
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("./fonts/ibm-plex-mono-regular-latin.woff2") format("woff2");
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("./fonts/ibm-plex-mono-medium-latin.woff2") format("woff2");
}

:root {
  --cloud: #edf1f2;
  --paper: #f8faf9;
  --ink: #17222c;
  --muted: #617079;
  --rule: #c7d0d1;
  --cobalt: #315bd6;
  --coral: #e86a4a;
  --jade: #2b9a83;
  --page-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background: var(--cloud);
  font-family: "Source Sans 3", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 10;
  padding: 0.55rem 0.8rem;
  color: var(--paper);
  background: var(--ink);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  text-decoration: none;
  transform: translateY(-180%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header,
main,
.site-footer {
  width: min(var(--page-width), calc(100% - 3rem));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 88px;
  border-bottom: 1px solid var(--rule);
}

.site-identity {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: 0.18rem;
}

.wordmark {
  font-family: "Syne", sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.035em;
  text-decoration: none;
}

.wordmark span {
  color: var(--coral);
}

.site-email {
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.58rem;
  letter-spacing: 0.025em;
}

.header-link {
  display: inline-flex;
  align-items: center;
  gap: 0.48rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
}

.header-link svg {
  width: 17px;
  height: 17px;
  fill: currentColor;
}

.header-link .link-arrow,
.site-footer a span {
  transition: transform 160ms ease;
}

.header-link:hover .link-arrow,
.header-link:focus-visible .link-arrow,
.site-footer a:hover span,
.site-footer a:focus-visible span {
  transform: translate(2px, -2px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(430px, 0.98fr);
  min-height: clamp(580px, 71vh, 760px);
  border-bottom: 1px solid var(--rule);
}

.hero-copy {
  display: flex;
  min-width: 0;
  padding: clamp(5rem, 10vw, 9rem) clamp(2rem, 6vw, 5.5rem) 4rem 0;
  flex-direction: column;
  justify-content: space-between;
  border-right: 1px solid var(--rule);
}

.role {
  margin: 0;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: clamp(0.66rem, 1vw, 0.76rem);
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.7;
  text-transform: uppercase;
}

.role span {
  margin-inline: 0.42rem;
  color: var(--coral);
}

h2,
h3,
p {
  margin-top: 0;
}

.hero-statement {
  max-width: 32rem;
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.25rem, 1.9vw, 1.55rem);
  letter-spacing: -0.018em;
  line-height: 1.42;
}

.hero-statement span {
  display: block;
}

.hero-statement .statement-break {
  margin-top: 0.72em;
}

.hero-statement .statement-signoff {
  margin-top: 1.1em;
  color: var(--coral);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.52em;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.tracks {
  display: grid;
  padding: clamp(4rem, 8vw, 7rem) 0 clamp(3.5rem, 7vw, 6rem) clamp(2rem, 5vw, 4.5rem);
  align-content: center;
}

.track {
  --track-color: var(--cobalt);
  min-width: 0;
  padding-block: clamp(1.35rem, 3vh, 2.1rem);
  border-top: 1px solid var(--rule);
}

.track:last-child {
  border-bottom: 1px solid var(--rule);
}

.track--coral {
  --track-color: var(--coral);
}

.track--jade {
  --track-color: var(--jade);
}

.track-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.65rem;
}

.track h2 {
  margin: 0;
  color: var(--track-color);
  font-family: "IBM Plex Mono", monospace;
  font-size: clamp(0.7rem, 1.05vw, 0.82rem);
  font-weight: 500;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.track-heading a {
  flex: 0 0 auto;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.025em;
  text-decoration-color: var(--track-color);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25em;
}

.track-heading a span {
  display: inline-block;
  margin-left: 0.2rem;
  color: var(--track-color);
  transition: transform 160ms ease;
}

.track-heading a:hover span,
.track-heading a:focus-visible span {
  transform: translate(2px, -2px);
}

.track svg {
  display: block;
  width: 100%;
  height: 44px;
  overflow: visible;
}

.track-base,
.track-line {
  fill: none;
  vector-effect: non-scaling-stroke;
}

.track-base {
  stroke: var(--rule);
  stroke-width: 1;
}

.track-line {
  stroke: var(--track-color);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 700;
  stroke-dashoffset: 700;
  animation: draw-track 1.35s cubic-bezier(0.65, 0, 0.35, 1) forwards;
}

.track-node {
  fill: var(--cloud);
  stroke: var(--track-color);
  stroke-width: 2;
  opacity: 0;
  animation: show-node 240ms ease forwards 1.15s;
  vector-effect: non-scaling-stroke;
}

.track--coral .track-line {
  animation-delay: 140ms;
}

.track--coral .track-node {
  animation-delay: 1.29s;
}

.track--jade .track-line {
  animation-delay: 280ms;
}

.track--jade .track-node {
  animation-delay: 1.43s;
}

.section {
  display: grid;
  grid-template-columns: minmax(210px, 0.34fr) minmax(0, 1fr);
  gap: clamp(2rem, 7vw, 7rem);
  padding-block: clamp(5rem, 10vw, 8.5rem);
  border-bottom: 1px solid var(--rule);
}

.section-heading h2 {
  margin-bottom: 0.8rem;
  font-family: "Syne", sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  font-weight: 600;
  letter-spacing: -0.055em;
  line-height: 1;
}

.background-list {
  margin: 0;
  border-top: 1px solid var(--ink);
}

.background-row {
  display: grid;
  grid-template-columns: minmax(150px, 0.62fr) minmax(0, 1.38fr);
  gap: 1.5rem;
  align-items: center;
  min-height: 94px;
  border-bottom: 1px solid var(--rule);
}

.background-row dt {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.background-row dd {
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.12rem);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 110px;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.66rem;
  letter-spacing: 0.035em;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  display: inline-flex;
  gap: 0.35rem;
  align-items: center;
  text-decoration: none;
}

a:focus-visible {
  outline: 2px solid var(--cobalt);
  outline-offset: 5px;
}

@keyframes draw-track {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes show-node {
  to {
    opacity: 1;
  }
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    min-height: 430px;
    padding: 5.5rem 0 3.5rem;
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .tracks {
    padding: 3.5rem 0;
  }

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

}

@media (max-width: 600px) {
  .site-header,
  main,
  .site-footer {
    width: min(100% - 2rem, var(--page-width));
  }

  .site-header {
    min-height: 72px;
  }

  .header-link--github .header-link-label {
    display: none;
  }

  .hero-copy {
    min-height: 360px;
    padding-top: 4.25rem;
  }

  .role {
    max-width: 22rem;
  }

  .tracks {
    padding-block: 2.5rem;
  }

  .track {
    padding-block: 1.25rem;
  }

  .section {
    gap: 2.4rem;
    padding-block: 4.5rem;
  }

  .background-row {
    grid-template-columns: 1fr;
    gap: 0.55rem;
    min-height: 112px;
    padding-block: 1.1rem;
  }

  .track-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.4rem;
  }

  .site-footer {
    min-height: 130px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 0.55rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-delay: 0ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .track-line {
    stroke-dashoffset: 0;
  }

  .track-node {
    opacity: 1;
  }
}