:root {
  color-scheme: dark;
  --bg: #050505;
  --panel: #0d0d0d;
  --panel-active: #161616;
  --line: #3a3a33;
  --text: #f5f5f0;
  --muted: #9f9f93;
  --green: #70ff87;
  --red: #ff5b68;
  --yellow: #ffd65a;
  --blue: #72d7ff;
  --tile: 8px;
  --pixel-shadow: 4px 4px 0 #000, 8px 8px 0 var(--green);
  --pixel-shadow-small: 3px 3px 0 #000, 6px 6px 0 var(--green);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, sans-serif;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 16px 16px;
  content: "";
  pointer-events: none;
}

.pixel-rain {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.pixel-fragment {
  position: absolute;
  top: calc(var(--start-y) * 1vh);
  left: calc(var(--x) * 1vw);
  width: calc(var(--size) * 1px);
  height: calc(var(--size) * 1px);
  background: var(--fragment-color);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35);
  opacity: var(--opacity);
  animation: fragment-fall var(--duration) linear infinite;
  animation-delay: calc(var(--delay) * -1s);
}

.cursor-spark,
.cursor-burst {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 30;
  width: var(--size);
  height: var(--size);
  background: var(--spark-color);
  box-shadow:
    0 0 0 2px #000,
    0 0 0 4px var(--spark-color);
  pointer-events: none;
}

.cursor-spark {
  animation: cursor-spark 900ms steps(8, end) forwards;
  transform: translate3d(var(--x), var(--y), 0);
}

.cursor-burst {
  animation: cursor-burst 980ms steps(9, end) forwards;
  transform: translate3d(var(--x), var(--y), 0);
}

@keyframes fragment-fall {
  from {
    transform: translate3d(0, -16vh, 0);
  }

  to {
    transform: translate3d(var(--drift), 116vh, 0);
  }
}

@keyframes cursor-spark {
  from {
    opacity: 0.95;
    transform: translate3d(var(--x), var(--y), 0) scale(1);
  }

  to {
    opacity: 0;
    transform: translate3d(
        calc(var(--x) + var(--drift-x)),
        calc(var(--y) + var(--drift-y)),
        0
      )
      scale(0);
  }
}

@keyframes cursor-burst {
  from {
    opacity: 1;
    transform: translate3d(var(--x), var(--y), 0) scale(1);
  }

  to {
    opacity: 0;
    transform: translate3d(
        calc(var(--x) + var(--burst-x)),
        calc(var(--y) + var(--burst-y)),
        0
      )
      scale(0);
  }
}

.bounce-game {
  position: absolute;
  inset: 32px 32px 32px 108px;
  z-index: 3;
  pointer-events: none;
}

.bounce-game[hidden] {
  display: none;
}

.game-target {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  width: 74px;
  height: 74px;
  border: 4px solid #000;
  background: var(--green);
  box-shadow:
    6px 6px 0 #000,
    10px 10px 0 rgba(112, 255, 135, 0.35);
  pointer-events: auto;
  touch-action: manipulation;
  transform: translate3d(0, 0, 0);
  will-change: transform;
}

.game-target:hover,
.game-target:focus-visible {
  background: #9dffac;
  outline: 4px solid var(--yellow);
  outline-offset: 4px;
}

.game-fragment {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 3;
  width: var(--size);
  height: var(--size);
  background: var(--fragment-color);
  box-shadow: 0 0 0 2px #000;
  pointer-events: none;
  animation: game-fragment-burst 520ms steps(7, end) forwards;
  transform: translate3d(var(--x), var(--y), 0);
}

.game-guide {
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 1;
  max-width: min(440px, 100%);
  margin: 0;
  border: 2px solid var(--line);
  background: rgba(5, 5, 5, 0.86);
  box-shadow: var(--pixel-shadow-small);
  color: var(--yellow);
  font-size: 0.78rem;
  font-weight: 900;
  line-height: 1.35;
  padding: 10px 12px;
  text-transform: uppercase;
}

.bounce-game[data-cleared="true"] .game-guide {
  color: var(--green);
}

@keyframes game-fragment-burst {
  from {
    opacity: 1;
    transform: translate3d(var(--x), var(--y), 0) scale(1);
  }

  to {
    opacity: 0;
    transform: translate3d(
        calc(var(--x) + var(--burst-x)),
        calc(var(--y) + var(--burst-y)),
        0
      )
      scale(0);
  }
}

a,
button {
  color: inherit;
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

.blank-stage {
  position: relative;
  z-index: 2;
  display: grid;
  min-height: 100svh;
  place-items: center;
  padding: 32px 32px 32px 108px;
}

.sidebar {
  position: fixed;
  top: 16px;
  bottom: 16px;
  left: 16px;
  z-index: 10;
  width: 68px;
  border: 2px solid var(--line);
  background: var(--panel);
  box-shadow: var(--pixel-shadow);
  transition: width 180ms steps(4, end);
}

.sidebar-toggle {
  display: grid;
  width: 100%;
  height: 64px;
  place-items: center;
  border-bottom: 2px solid var(--line);
  background: #090909;
  color: var(--green);
  font-size: 1.35rem;
}

.sidebar-toggle span {
  font-size: 0;
}

.sidebar-toggle span::before {
  content: "[]";
  font-size: 1.35rem;
}

.sidebar-toggle:hover,
.sidebar-toggle:focus-visible {
  background: var(--green);
  color: #050505;
  outline: 0;
}

.sidebar-nav {
  display: grid;
  gap: 10px;
  padding: 10px;
}

.sidebar-link {
  position: relative;
  display: grid;
  min-height: 48px;
  grid-template-columns: 44px 1fr;
  align-items: center;
  border: 2px solid transparent;
  background: transparent;
  color: var(--muted);
  text-decoration: none;
}

.sidebar-link:hover,
.sidebar-link:focus-visible {
  color: var(--green);
  outline: 0;
}

.sidebar-link[aria-current="page"] {
  color: var(--green);
}

.sidebar-link:hover .sidebar-icon,
.sidebar-link:focus-visible .sidebar-icon,
.sidebar-link[aria-current="page"] .sidebar-icon,
.sidebar-link:hover .sidebar-label,
.sidebar-link:focus-visible .sidebar-label,
.sidebar-link[aria-current="page"] .sidebar-label {
  color: var(--green);
}

.sidebar-icon {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  color: var(--red);
  font-size: 0;
  font-weight: 900;
}

.sidebar-icon::before {
  font-size: 1.05rem;
}

.sidebar-link[data-view-target="me"] .sidebar-icon::before {
  content: "ME";
}

.sidebar-link[data-view-target="products"] .sidebar-icon::before {
  content: "PR";
}

.sidebar-link[data-view-target="projects"] .sidebar-icon::before {
  content: "PJ";
}

.sidebar-link[data-view-target="skills"] .sidebar-icon::before {
  content: "SK";
}

.sidebar-label {
  width: max-content;
  opacity: 0;
  transform: translateX(-14px) rotateZ(-4deg);
  transform-origin: left center;
  color: var(--text);
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
  transition:
    opacity 120ms steps(2, end),
    transform 180ms steps(4, end);
}

.view-panel {
  width: min(920px, 100%);
  border: 2px solid var(--line);
  background: var(--panel);
  box-shadow: var(--pixel-shadow);
  padding: 24px;
}

.view-panel[hidden] {
  display: none;
}

.panel-header {
  border-bottom: 2px solid var(--line);
  padding-bottom: 18px;
}

.panel-kicker {
  margin: 0 0 10px;
  color: var(--yellow);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.panel-header h1 {
  margin: 0;
  color: var(--text);
  font-size: clamp(2.4rem, 5vw, 4.8rem);
  line-height: 0.95;
}

.products-grid {
  display: grid;
  grid-template-columns: minmax(0, 430px);
  gap: 18px;
  padding-top: 24px;
}

.products-panel {
  width: min(482px, 100%);
}

.projects-panel {
  width: min(1180px, 100%);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding-top: 18px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  padding-top: 24px;
}

.product-card {
  display: grid;
  min-height: 460px;
  align-content: space-between;
  gap: 20px;
  border: 2px solid var(--line);
  background: var(--panel-active);
  box-shadow: var(--pixel-shadow-small);
  padding: 18px;
}

.project-card {
  display: grid;
  min-height: 0;
  align-content: space-between;
  gap: 12px;
  border: 2px solid var(--line);
  background: var(--panel-active);
  box-shadow: var(--pixel-shadow-small);
  padding: 14px;
}

.skill-card {
  border: 2px solid var(--line);
  background: var(--panel-active);
  box-shadow: var(--pixel-shadow-small);
  padding: 18px;
}

.skill-card:nth-child(1) {
  border-color: var(--green);
}

.skill-card:nth-child(2) {
  border-color: var(--red);
}

.skill-card:nth-child(3) {
  border-color: var(--yellow);
}

.skill-card:nth-child(4) {
  border-color: var(--blue);
}

.project-card:nth-child(3n + 1) {
  border-color: var(--green);
}

.project-card:nth-child(3n + 2) {
  border-color: var(--red);
}

.project-card:nth-child(3n) {
  border-color: var(--blue);
}

.product-card:nth-child(1) {
  border-color: var(--green);
}

.product-card h2 {
  margin: 0;
  color: var(--text);
  font-size: clamp(2.6rem, 5vw, 5rem);
  line-height: 0.9;
}

.project-card h2 {
  margin: 0;
  color: var(--text);
  font-size: clamp(1.55rem, 2.4vw, 2.7rem);
  line-height: 0.92;
}

.product-card p:not(.panel-kicker),
.project-card p:not(.panel-kicker) {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.45;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-row span {
  border: 2px solid var(--line);
  background: #0a0a0a;
  box-shadow: 3px 3px 0 #000;
  color: var(--text);
  font-size: 0.58rem;
  font-weight: 900;
  padding: 5px 7px;
  text-transform: uppercase;
}

.skill-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  color: var(--text);
  list-style: none;
}

.skill-list li {
  position: relative;
  border: 2px solid var(--line);
  background: #0a0a0a;
  box-shadow: 3px 3px 0 #000;
  font-size: 0.82rem;
  font-weight: 900;
  padding: 9px 10px 9px 26px;
}

.skill-list li::before {
  position: absolute;
  top: 50%;
  left: 10px;
  width: 8px;
  height: 8px;
  transform: translateY(-50%);
  background: var(--green);
  content: "";
}

.skill-card:nth-child(2) .skill-list li::before {
  background: var(--red);
}

.skill-card:nth-child(3) .skill-list li::before {
  background: var(--yellow);
}

.skill-card:nth-child(4) .skill-list li::before {
  background: var(--blue);
}

.mini-stats {
  display: grid;
  gap: 10px;
  margin: 0;
}

.mini-stats div {
  border: 2px solid var(--line);
  background: #0a0a0a;
  box-shadow: 3px 3px 0 #000;
}

.mini-stats div {
  padding: 10px;
}

.mini-stats dt {
  margin-bottom: 5px;
  color: var(--green);
  font-size: 0.68rem;
  font-weight: 900;
  text-transform: uppercase;
}

.mini-stats dd {
  margin: 0;
  color: var(--text);
  font-weight: 800;
}

.button-icon {
  position: relative;
  display: inline-block;
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
}

.icon-web {
  border: 2px solid currentColor;
  border-radius: 50%;
}

.icon-web::before,
.icon-web::after {
  position: absolute;
  content: "";
}

.icon-web::before {
  inset: 3px;
  border-right: 2px solid currentColor;
  border-left: 2px solid currentColor;
  border-radius: 50%;
}

.icon-web::after {
  top: 5px;
  right: 1px;
  left: 1px;
  height: 2px;
  background: currentColor;
  box-shadow: 0 4px 0 currentColor;
}

.profile-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
  padding-top: 24px;
}

.avatar-frame {
  align-self: start;
  width: 100%;
  aspect-ratio: 1;
  border: 2px solid var(--line);
  background: #090909;
  box-shadow: var(--pixel-shadow-small);
  padding: 10px;
}

.avatar-frame img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  object-position: center center;
  image-rendering: pixelated;
}

.profile-copy {
  display: grid;
  gap: 18px;
}

.stat-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.stat-list div,
.bio-box,
.quest-box,
.profile-actions a {
  border: 2px solid var(--line);
  background: var(--panel-active);
  box-shadow: var(--pixel-shadow-small);
}

.stat-list div {
  padding: 12px;
}

.stat-list dt {
  margin-bottom: 6px;
  color: var(--green);
  font-size: 0.7rem;
  font-weight: 900;
  text-transform: uppercase;
}

.stat-list dd {
  margin: 0;
  color: var(--text);
  font-weight: 700;
}

.bio-box,
.quest-box {
  padding: 14px;
}

.bio-box p,
.quest-box ul {
  margin: 0;
}

.bio-box p {
  color: var(--muted);
  line-height: 1.6;
}

.quest-box ul {
  display: grid;
  gap: 8px;
  padding: 0;
  color: var(--text);
  list-style: none;
}

.quest-box li::before {
  color: var(--red);
  content: "> ";
}

.profile-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.profile-actions a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  color: var(--text);
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
}

.profile-actions a:hover,
.profile-actions a:focus-visible {
  background: var(--green);
  color: #050505;
  outline: 0;
}

@media (min-width: 641px) {
  .sidebar[data-expanded="true"] {
    width: 214px;
  }

  .sidebar[data-expanded="true"] .sidebar-label {
    opacity: 1;
    transform: translateX(0) rotateZ(-4deg);
  }

  .sidebar[data-expanded="true"] .sidebar-link:nth-child(even) .sidebar-label {
    transform: translateX(0) rotateZ(4deg);
  }
}

@media (max-width: 640px) {
  .sidebar {
    top: 12px;
    bottom: auto;
    left: 12px;
    width: min(232px, calc(100vw - 24px));
    max-width: calc(100vw - 24px);
  }

  .sidebar[data-expanded="true"] {
    width: min(320px, calc(100vw - 24px));
  }

  .blank-stage {
    align-items: start;
    padding: 204px 12px 24px;
  }

  .bounce-game {
    inset: 204px 12px 24px;
  }

  .game-target {
    width: 58px;
    height: 58px;
  }

  .sidebar-toggle {
    height: 58px;
  }

  .sidebar-nav {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
    padding: 8px;
  }

  .sidebar-link {
    min-height: 44px;
    grid-template-columns: 1fr;
    justify-items: center;
    padding: 0 2px;
    text-align: center;
  }

  .sidebar-icon {
    width: 44px;
    height: 44px;
  }

  .sidebar-label {
    display: none;
  }

  .sidebar[data-expanded="true"] .sidebar-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sidebar[data-expanded="true"] .sidebar-icon {
    display: none;
  }

  .sidebar[data-expanded="true"] .sidebar-link {
    padding: 0 8px;
  }

  .sidebar[data-expanded="true"] .sidebar-label,
  .sidebar[data-expanded="true"] .sidebar-link:nth-child(even) .sidebar-label {
    display: block;
    width: auto;
    opacity: 1;
    transform: none;
  }

  .profile-grid,
  .products-grid,
  .projects-grid,
  .skills-grid,
  .stat-list {
    grid-template-columns: 1fr;
  }

  .projects-panel {
    width: min(920px, 100%);
  }

  .avatar-frame {
    max-width: 220px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pixel-fragment,
  .cursor-spark,
  .cursor-burst {
    animation: none;
    opacity: 0.18;
  }
}