:root {
  --paper: #F5EFE0;
  --paper-deep: #EDE4CF;
  --ink: #111111;
  --yellow: #FFE14D;
  --yellow-soft: #F0D97E;
  --red: #F05B5B;
  --blue: #6487E8;
  --green: #63C98A;
  --cyan: #74C7E3;
  --border: 4px solid var(--ink);
  --shadow: 8px 8px 0 var(--ink);
  --shadow-sm: 5px 5px 0 var(--ink);
  --font-pixel: "Press Start 2P", monospace;
  --font-chip: "Silkscreen", monospace;
  --font-body: system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  overflow-x: clip;
}

::selection { background: var(--ink); color: var(--yellow); }

:focus-visible {
  outline: 4px solid var(--blue);
  outline-offset: 3px;
}

::-webkit-scrollbar { width: 14px; }
::-webkit-scrollbar-track { background: var(--paper); border-left: var(--border); }
::-webkit-scrollbar-thumb { background: var(--ink); border: 3px solid var(--paper); }

.skip-link {
  position: absolute;
  left: -999px;
  top: 8px;
  z-index: 100;
  font-family: var(--font-chip);
  background: var(--ink);
  color: var(--yellow);
  padding: .5rem 1rem;
}
.skip-link:focus { left: 8px; }

.frame {
  display: grid;
  grid-template-columns: 300px 1fr;
  min-height: 100vh;
}

/* ============ RAIL ============ */

.rail {
  border-right: var(--border);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 23px, rgba(17,17,17,.05) 24px),
    var(--paper);
}

.portrait-block {
  border: var(--border);
  box-shadow: var(--shadow-sm);
  background: var(--yellow-soft);
  width: 128px;
  transition: translate .15s steps(2), box-shadow .15s steps(2);
}
.portrait-block:hover { translate: 2px 2px; box-shadow: 3px 3px 0 var(--ink); }
.portrait { display: block; width: 100%; image-rendering: pixelated; }

.wordmark {
  font-family: var(--font-pixel);
  font-size: clamp(1.4rem, 1.2rem + .6vw, 1.8rem);
  line-height: 1.35;
  letter-spacing: -.03em;
  text-shadow: 3px 3px 0 var(--red);
}

.rail-role {
  font-family: var(--font-chip);
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .12em;
  background: var(--ink);
  color: var(--paper);
  align-self: flex-start;
  padding: .25rem .6rem;
}

.rail-nav { display: flex; flex-direction: column; gap: .9rem; }

.nav-block {
  font-family: var(--font-chip);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .08em;
  text-decoration: none;
  color: var(--ink);
  background: var(--paper);
  border: var(--border);
  box-shadow: var(--shadow-sm);
  padding: .8rem 1rem;
  display: flex;
  align-items: center;
  gap: .8rem;
  transition: translate .12s steps(2), box-shadow .12s steps(2), background .12s;
}
.nav-key {
  display: inline-grid;
  place-items: center;
  width: 1.7em;
  height: 1.7em;
  background: var(--ink);
  color: var(--yellow);
  flex-shrink: 0;
}
.nav-block:hover { background: var(--yellow-soft); translate: 2px 2px; box-shadow: 3px 3px 0 var(--ink); }
.nav-block[aria-current="true"] { background: var(--ink); color: var(--yellow); }
.nav-block[aria-current="true"] .nav-key { background: var(--yellow); color: var(--ink); }
.nav-block:nth-child(1):hover { background: var(--cyan); }
.nav-block:nth-child(2):hover { background: var(--green); }
.nav-block:nth-child(3):hover { background: var(--red); color: var(--ink); }
.nav-block:nth-child(4):hover { background: var(--blue); }

.rail-footer { margin-top: auto; }

.rail-status {
  font-family: var(--font-chip);
  font-weight: 700;
  font-size: .85rem;
  letter-spacing: .1em;
  display: flex;
  align-items: center;
  gap: .6rem;
}
.status-dot {
  width: 14px;
  height: 14px;
  background: var(--green);
  border: 3px solid var(--ink);
  animation: blink 1.6s steps(2) infinite;
}
@keyframes blink { 50% { opacity: .25; } }

/* ============ DESK ============ */

.desk { min-width: 0; display: flex; flex-direction: column; }

/* tickers */

.ticker {
  border-bottom: var(--border);
  overflow: hidden;
  white-space: nowrap;
  user-select: none;
}
.ticker-top { background: var(--ink); }
.ticker-track {
  display: inline-flex;
  animation: scroll-x 38s linear infinite;
  font-family: var(--font-chip);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .15em;
  padding: .55rem 0;
}
.ticker-reverse { animation-direction: reverse; }
.ticker-top .ticker-track { color: var(--yellow); }
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-bottom { background: var(--ink); border-bottom: none; border-top: var(--border); }
.ticker-bottom .ticker-track { color: var(--yellow); }

@keyframes scroll-x {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .ticker-track { animation: none; }
  .status-dot { animation: none; }
  .bar-fill { transition: none; }
  .hero-statement > span, .hero-sub, .hero-actions, .fact { opacity: 1 !important; transform: none !important; animation: none !important; }
}

/* hero */

.hero {
  padding: clamp(3rem, 7vh, 5.5rem) clamp(1.5rem, 4vw, 4rem) clamp(2.5rem, 6vh, 4rem);
  max-width: 62rem;
}

.hero-statement {
  font-family: var(--font-pixel);
  font-size: clamp(1.5rem, 1rem + 2.6vw, 3rem);
  line-height: 1.45;
  letter-spacing: -.02em;
  text-wrap: balance;
}
.hero-statement em {
  font-style: normal;
  background: var(--yellow);
  border: var(--border);
  box-shadow: var(--shadow-sm);
  padding: 0 .3em;
  display: inline-block;
}

.hero-sub {
  margin-top: 2rem;
  max-width: 58ch;
  font-size: 1.125rem;
}
.hero-sub strong { background: var(--cyan); padding: 0 .25em; border: 3px solid var(--ink); }

.hero-actions { display: flex; flex-wrap: wrap; gap: 1.25rem; margin-top: 2.25rem; }

.btn {
  font-family: var(--font-chip);
  font-weight: 700;
  letter-spacing: .08em;
  text-decoration: none;
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 1rem 1.6rem;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  transition: translate .12s steps(2), box-shadow .12s steps(2);
}
.btn-primary { background: var(--yellow); }
.btn-ghost { background: var(--paper); }
.btn-big { font-size: 1.25rem; padding: 1.3rem 2.2rem; }
.btn:hover { translate: 3px 3px; box-shadow: 5px 5px 0 var(--ink); }
.btn:active { translate: 6px 6px; box-shadow: 2px 2px 0 var(--ink); }

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 3rem;
}
.fact {
  border: var(--border);
  box-shadow: var(--shadow-sm);
  padding: .8rem 1.1rem;
  min-width: 10rem;
}
.fact dt {
  font-family: var(--font-chip);
  font-weight: 700;
  font-size: .78rem;
  letter-spacing: .14em;
}
.fact dd {
  font-family: var(--font-pixel);
  font-size: .9rem;
  margin-top: .55rem;
  line-height: 1.5;
}
.fact-yellow { background: var(--yellow); }
.fact-blue { background: var(--blue); color: var(--ink); }
.fact-red { background: var(--red); }

/* segments */

.segment {
  border-top: var(--border);
  padding: clamp(2.5rem, 6vh, 4rem) clamp(1.5rem, 4vw, 4rem);
}

.segment:nth-of-type(even) { background: var(--paper-deep); }

.segment-head { max-width: 62rem; }

.segment-title {
  font-family: var(--font-pixel);
  font-size: clamp(1.2rem, 1rem + 1vw, 1.7rem);
  letter-spacing: -.02em;
  background: var(--ink);
  color: var(--paper);
  display: inline-block;
  padding: .7em .8em;
  box-shadow: 6px 6px 0 var(--yellow-soft), 6px 6px 0 4px var(--ink);
}
.title-tick { color: var(--yellow); animation: blink 1.2s steps(2) infinite; }

.segment-note {
  margin-top: 1.4rem;
  max-width: 52ch;
  color: var(--ink);
}

/* about */

.about-block {
  max-width: 62rem;
  margin-top: 2.5rem;
  border: var(--border);
  box-shadow: var(--shadow);
  background: var(--paper);
  padding: clamp(1.2rem, 3vw, 2rem);
}

.about-block p + p { margin-top: 1em; }

/* projects */

.project {
  max-width: 62rem;
  margin-top: 2.5rem;
  border: var(--border);
  box-shadow: var(--shadow);
  background: var(--paper);
  display: grid;
  grid-template-columns: 220px 1fr;
}
.project:first-of-type { margin-top: 3rem; }

.project-media {
  border-right: var(--border);
  display: grid;
  place-items: center;
  padding: 1.5rem;
}
.media-a { background: var(--cyan); }
.media-b { background: var(--yellow); }
.media-c { background: var(--green); }
.project-glyph { width: 96px; height: 96px; image-rendering: pixelated; }

.project-body { padding: 1.5rem 1.75rem; min-width: 0; }

.project-meta-row { display: flex; gap: .6rem; flex-wrap: wrap; }
.chip {
  font-family: var(--font-chip);
  font-weight: 700;
  font-size: .72rem;
  letter-spacing: .12em;
  border: 3px solid var(--ink);
  padding: .2rem .55rem;
}
.chip-placeholder { background: var(--ink); color: var(--yellow); }
.chip-type { background: var(--paper); }

.project-name {
  font-family: var(--font-pixel);
  font-size: 1.05rem;
  margin-top: 1rem;
  line-height: 1.5;
}

.project-desc { margin-top: .9rem; max-width: 58ch; }

.tech-row {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin-top: 1.2rem;
}
.tech-row li {
  font-family: var(--font-chip);
  font-size: .8rem;
  font-weight: 700;
  border: 3px solid var(--ink);
  background: var(--blue);
  padding: .18rem .6rem;
}

/* skills bar chart */

.chart-group { margin-top: 3rem; max-width: 62rem; }
.chart-group:first-of-type { margin-top: 3rem; }

.chart-label {
  font-family: var(--font-pixel);
  font-size: .85rem;
  letter-spacing: -.01em;
  line-height: 1.6;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.chip-learning {
  background: var(--red);
  color: var(--ink);
}

.skill-bars {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  margin-top: 1.5rem;
}

.bar-row {
  display: grid;
  grid-template-columns: 11rem 1fr 3rem;
  align-items: center;
  gap: 1rem;
}

.bar-name {
  font-family: var(--font-chip);
  font-weight: 700;
  font-size: .88rem;
  letter-spacing: .06em;
  text-align: right;
}

.bar-track {
  border: var(--border);
  box-shadow: var(--shadow-sm);
  background: var(--paper);
  height: 2.2rem;
  position: relative;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  width: 0;
  border-right: var(--border);
  transition: width .7s steps(12);
}
body.loaded .bar-fill { width: calc(var(--level, 0) * 1%); }

.fill-cyan { background: var(--cyan); }
.fill-yellow { background: var(--yellow); }
.fill-blue { background: var(--blue); }
.fill-green { background: var(--green); }
.fill-red { background: var(--red); }

.fill-striped {
  background: repeating-linear-gradient(
    -45deg,
    var(--yellow-soft),
    var(--yellow-soft) 10px,
    var(--paper) 10px,
    var(--paper) 20px
  );
}

.bar-value {
  font-family: var(--font-pixel);
  font-size: .72rem;
  text-align: left;
}

.chart-note {
  margin-top: 1.4rem;
  font-size: .9rem;
  color: var(--ink);
}

.tech-wall {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 3rem;
  max-width: 62rem;
  align-items: stretch;
}
.skill {
  font-family: var(--font-pixel);
  border: var(--border);
  box-shadow: var(--shadow-sm);
  padding: 1.1rem 1.2rem;
  background: var(--paper);
  transition: translate .12s steps(2), box-shadow .12s steps(2), background .12s;
}
.skill-lg { font-size: .95rem; background: var(--yellow-soft); }
.skill { font-size: .8rem; }
.skill-sm { font-size: .68rem; }
.skill:hover { translate: 2px 2px; box-shadow: 3px 3px 0 var(--ink); background: var(--cyan); }

/* contact */

.social-row {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 3rem;
  max-width: 62rem;
  align-items: stretch;
}

.social-link {
  display: flex;
  align-items: center;
  gap: .8rem;
  border: var(--border);
  box-shadow: var(--shadow-sm);
  padding: 1.1rem 1.3rem;
  background: var(--paper);
  color: var(--ink);
  text-decoration: none;
  font-family: var(--font-pixel);
  font-size: .8rem;
  transition: translate .12s steps(2), box-shadow .12s steps(2), background .12s;
}
.social-link:hover { translate: 2px 2px; box-shadow: 3px 3px 0 var(--ink); background: var(--yellow-soft); }

.social-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  image-rendering: pixelated;
}

.contact-block { margin-top: 3rem; }
.contact-hint {
  font-family: var(--font-chip);
  font-weight: 700;
  font-size: .85rem;
  margin-top: 1.25rem;
}

/* footer */

.site-foot { margin-top: auto; }
.colophon {
  font-family: var(--font-chip);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .1em;
  padding: 1.25rem clamp(1.5rem, 4vw, 4rem);
  background: var(--ink);
  color: var(--paper);
}

/* ============ ENTRANCE ============ */

.hero-statement > span, .hero-sub, .hero-actions, .fact {
  opacity: 0;
  translate: 0 14px;
}
body.loaded .hero-statement > span,
body.loaded .hero-sub,
body.loaded .hero-actions,
body.loaded .fact {
  animation: stamp-in .38s steps(4) forwards;
}
body.loaded .hero-statement > span:nth-child(2) { animation-delay: .12s; }
body.loaded .hero-sub { animation-delay: .26s; }
body.loaded .hero-actions { animation-delay: .36s; }
body.loaded .fact:nth-child(1) { animation-delay: .44s; }
body.loaded .fact:nth-child(2) { animation-delay: .52s; }
body.loaded .fact:nth-child(3) { animation-delay: .6s; }

@keyframes stamp-in {
  to { opacity: 1; translate: 0 0; }
}

/* ============ RESPONSIVE ============ */

@media (max-width: 900px) {
  .frame { grid-template-columns: 1fr; }

  .rail {
    position: static;
    height: auto;
    border-right: none;
    border-bottom: var(--border);
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 1.25rem;
    padding: 1.5rem;
  }
  .portrait-block { width: 84px; }
  .wordmark br { display: none; }
  .rail-role { align-self: auto; }
  .rail-nav { flex-direction: row; width: 100%; }
  .nav-block { flex: 1; justify-content: center; padding: .7rem .75rem; font-size: .95rem; }
  .rail-footer { margin: 0 0 0 auto; }

  .project { grid-template-columns: 1fr; }
  .project-media { border-right: none; border-bottom: var(--border); padding: 2rem; }
}

@media (max-width: 640px) {
  .hero-statement { font-size: clamp(1.05rem, .8rem + 2.2vw, 1.5rem); line-height: 1.55; overflow-wrap: break-word; }
  .hero-statement em { max-width: 100%; box-shadow: 4px 4px 0 var(--ink); }
  .segment-title { box-shadow: 4px 4px 0 var(--yellow), 4px 4px 0 3px var(--ink); }
  .project, .about-block, .chart-group, .tech-wall, .social-row { margin-top: 2.25rem; }
}

@media (max-width: 480px) {
  .hero-statement { font-size: clamp(.95rem, .7rem + 1.9vw, 1.25rem); }
  .rail { padding: 1.25rem 1rem; gap: 1rem; }
  .portrait-block { width: 72px; }
  .wordmark { font-size: 1.15rem; text-shadow: 2px 2px 0 var(--red); }
  .rail-role { font-size: .8rem; }

  .rail-nav { flex-direction: column; }
  .nav-block { justify-content: flex-start; font-size: 1rem; }

  .ticker-track { font-size: .85rem; letter-spacing: .1em; }

  .hero { padding-top: 2.5rem; }
  .hero-sub { margin-top: 1.5rem; font-size: 1.0625rem; }
  .hero-actions { gap: .9rem; margin-top: 1.75rem; }
  .btn { width: 100%; justify-content: center; padding: .9rem 1.2rem; }
  .btn-big { font-size: 1.05rem; padding: 1.1rem 1.5rem; }

  .hero-facts { flex-direction: column; gap: 1rem; margin-top: 2rem; }
  .fact { min-width: 0; }

  .segment { padding-left: 1.25rem; padding-right: 1.25rem; }
  .segment-note { margin-top: 1.1rem; }

  .bar-row { grid-template-columns: 1fr 2.4rem; grid-template-rows: auto auto; }
  .bar-name { grid-column: 1 / -1; text-align: left; }
  .bar-track { height: 1.9rem; }

  .tech-wall, .social-row { gap: .9rem; margin-top: 2rem; }
  .skill { padding: .9rem 1rem; }
  .social-link { width: 100%; padding: 1rem 1.1rem; }

  .project-body { padding: 1.25rem; }
  .colophon { padding: 1.1rem 1.25rem; }
}