/* Kill Some Time — Pixel Pop Arcade landing
   System fonts only. No trackers. No external assets. */

:root {
  --night-ink: #1A1A24;
  --cloud-white: #F8F8FB;
  --electric-coral: #FF5A54;
  --arcade-yellow: #FFD84D;
  --turbo-blue: #4B7BFF;
  --pixel-mint: #4EE3A2;
  --muted: rgba(248, 248, 251, 0.72);
  --muted-strong: rgba(248, 248, 251, 0.88);
  --grid: rgba(248, 248, 251, 0.045);
  --panel: #12121c;
  --panel-edge: #2e2e42;
  --focus: #FFD84D;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4.5rem;
  --max: 40rem;
  --display: ui-rounded, "Avenir Next Condensed", "Arial Narrow", "Segoe UI", system-ui, -apple-system, sans-serif;
  --body: "Avenir Next", "Segoe UI", system-ui, -apple-system, sans-serif;
}

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

html {
  color-scheme: dark;
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--cloud-white);
  background-color: var(--night-ink);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 24px 24px;
  background-position: center top;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.skip-link {
  position: absolute;
  left: var(--space-md);
  top: var(--space-md);
  z-index: 10;
  padding: 0.65rem 1rem;
  background: var(--arcade-yellow);
  color: var(--night-ink);
  font-weight: 700;
  text-decoration: none;
  border-radius: 0.25rem;
  transform: translateY(-160%);
  transition: transform 0.15s ease;
}

.skip-link:focus {
  transform: translateY(0);
  outline: 3px solid var(--turbo-blue);
  outline-offset: 3px;
}

.page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
  width: min(100%, calc(var(--max) + 3rem));
  margin-inline: auto;
  padding: var(--space-lg) var(--space-md) var(--space-xl);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
  animation: rise 0.7s ease both;
}

.mark {
  margin: 0;
  font-family: var(--display);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.28em;
  text-indent: 0.28em;
  text-transform: uppercase;
  color: var(--muted-strong);
}

.pixel-row {
  display: flex;
  gap: 0.4rem;
}

.pixel {
  display: block;
  width: 0.65rem;
  height: 0.65rem;
}

.pixel.coral { background: var(--electric-coral); }
.pixel.yellow { background: var(--arcade-yellow); }
.pixel.blue { background: var(--turbo-blue); }
.pixel.mint { background: var(--pixel-mint); }

.site-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: var(--space-2xl);
}

/* —— Hero —— */
.hero {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
  animation: rise 0.8s ease 0.05s both;
}

.hero-copy {
  min-width: 0;
}

.wordmark {
  margin: 0 0 var(--space-lg);
  font-family: var(--display);
  font-size: clamp(3.2rem, 16vw, 6.25rem);
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.wordmark .line {
  display: block;
}

.wordmark .coral { color: var(--electric-coral); }
.wordmark .yellow { color: var(--arcade-yellow); }
.wordmark .blue { color: var(--turbo-blue); }

.tagline {
  margin: 0 0 var(--space-lg);
  max-width: 18ch;
  font-size: clamp(1.15rem, 4vw, 1.5rem);
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--cloud-white);
}

.triad {
  margin: 0 0 var(--space-xl);
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.45rem;
  font-size: clamp(1.02rem, 3.2vw, 1.15rem);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--muted-strong);
}

.triad li {
  position: relative;
  padding-left: 1.1rem;
}

.triad li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--pixel-mint);
}

.triad li:nth-child(2)::before { background: var(--turbo-blue); }
.triad li:nth-child(3)::before { background: var(--arcade-yellow); }

.status {
  margin: 0;
  display: grid;
  gap: 0.25rem;
  font-size: clamp(1.02rem, 3vw, 1.15rem);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.status-line {
  display: block;
  color: var(--cloud-white);
}

.status-line.accent {
  color: var(--electric-coral);
}

/* —— Diorama —— */
.diorama {
  margin: 0;
  min-width: 0;
}

.scene-label {
  margin: 0 0 0.65rem;
  font-family: var(--display);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--pixel-mint);
}

.scene {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  background: var(--panel);
  border: 2px solid var(--panel-edge);
  box-shadow:
    0 0 0 1px rgba(255, 90, 84, 0.18),
    6px 6px 0 rgba(75, 123, 255, 0.22);
  overflow: hidden;
  shape-rendering: crispEdges;
}

.scene-hero {
  aspect-ratio: 360 / 240;
}

.scene-teaser {
  aspect-ratio: 160 / 88;
  box-shadow: 4px 4px 0 rgba(78, 227, 162, 0.16);
}

/* —— Motion —— */
.jumper,
.teaser-jumper {
  animation: jump-float 1.35s ease-in-out infinite;
  transform-box: fill-box;
  transform-origin: center;
}

.star,
.star-mini {
  animation: star-glow 1.6s ease-in-out infinite;
  transform-box: fill-box;
  transform-origin: center;
}

.glow-blocks {
  animation: block-pulse 2.2s ease-in-out infinite;
}

.tap-pulse {
  animation: tap-bob 1.5s ease-out infinite;
  transform-box: fill-box;
  transform-origin: center;
}

.tap-ring {
  animation: tap-ring-expand 1.5s ease-out infinite;
  transform-box: fill-box;
  transform-origin: center;
}

.racer-a {
  animation: race-nudge 1.8s ease-in-out infinite;
}

.racer-b {
  animation: race-nudge 1.8s ease-in-out 0.2s infinite;
}

.forbidden {
  animation: forbid-flash 1.4s ease-in-out infinite;
}

.trail {
  animation: trail-fade 1.35s ease-in-out infinite;
}

@keyframes jump-float {
  0%, 100% { transform: translate(0, 4px) rotate(-6deg); }
  50% { transform: translate(10px, -10px) rotate(4deg); }
}

@keyframes star-glow {
  0%, 100% { opacity: 0.75; transform: scale(0.92); }
  50% { opacity: 1; transform: scale(1.08); }
}

@keyframes block-pulse {
  0%, 100% { opacity: 0.85; }
  50% { opacity: 1; }
}

@keyframes tap-bob {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.75; transform: scale(0.92); }
}

@keyframes tap-ring-expand {
  0% { opacity: 0.55; transform: scale(0.85); }
  70% { opacity: 0; transform: scale(1.55); }
  100% { opacity: 0; transform: scale(1.55); }
}

@keyframes race-nudge {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(12px); }
}

@keyframes forbid-flash {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}

@keyframes trail-fade {
  0%, 100% { opacity: 0.25; }
  50% { opacity: 0.85; }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(0.85rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* —— Teasers —— */
.teasers {
  animation: rise 0.85s ease 0.1s both;
}

.teasers-title {
  margin: 0 0 var(--space-md);
  font-family: var(--display);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--arcade-yellow);
}

.teaser-grid {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-md);
}

.teaser {
  margin: 0;
  min-width: 0;
  pointer-events: none;
  user-select: none;
}

.teaser-name {
  margin: 0.55rem 0 0;
  font-family: var(--display);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cloud-white);
}

.teaser:nth-child(1) .teaser-name { color: var(--turbo-blue); }
.teaser:nth-child(2) .teaser-name { color: var(--electric-coral); }
.teaser:nth-child(3) .teaser-name { color: var(--pixel-mint); }

.teaser-note {
  margin: var(--space-md) 0 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.supporting {
  display: grid;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(248, 248, 251, 0.1);
  animation: rise 0.85s ease 0.14s both;
}

.supporting p {
  margin: 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--muted);
}

.supporting p:nth-child(1) { color: var(--pixel-mint); }
.supporting p:nth-child(2) { color: var(--arcade-yellow); }
.supporting p:nth-child(3) { color: var(--turbo-blue); }

.site-footer {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(248, 248, 251, 0.1);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-lg);
  align-items: baseline;
  justify-content: space-between;
  animation: rise 0.9s ease 0.18s both;
}

.copyright,
.domain {
  margin: 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.domain a,
.home-link {
  color: var(--cloud-white);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid var(--turbo-blue);
  transition: color 0.15s ease, border-color 0.15s ease;
}

.domain a:hover,
.home-link:hover {
  color: var(--arcade-yellow);
  border-color: var(--arcade-yellow);
}

.domain a:focus-visible,
.home-link:focus-visible,
.skip-link:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

/* 404 */
.page-404 .hero-404 {
  max-width: 22rem;
}

.code {
  margin: 0 0 var(--space-sm);
  font-family: var(--display);
  font-size: clamp(3rem, 14vw, 4.5rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 1;
  color: var(--electric-coral);
}

.missing-title {
  margin: 0 0 var(--space-md);
  font-family: var(--display);
  font-size: clamp(1.8rem, 7vw, 2.4rem);
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.1;
}

.home-link-wrap {
  margin: var(--space-lg) 0 0;
}

.home-link {
  display: inline-block;
  padding-bottom: 0.15rem;
}

@media (prefers-reduced-motion: reduce) {
  .site-header,
  .hero,
  .teasers,
  .supporting,
  .site-footer,
  .jumper,
  .teaser-jumper,
  .star,
  .star-mini,
  .glow-blocks,
  .tap-pulse,
  .tap-ring,
  .racer-a,
  .racer-b,
  .forbidden,
  .trail {
    animation: none;
  }
}

@media (min-width: 720px) {
  .page {
    padding: var(--space-xl) var(--space-lg) var(--space-2xl);
    width: min(100%, calc(var(--max) + 10rem));
  }

  .site-header {
    margin-bottom: var(--space-2xl);
  }

  .site-main {
    gap: 3.25rem;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: var(--space-xl);
    align-items: end;
  }

  .tagline {
    max-width: none;
  }

  .teaser-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-md);
  }
}

@media (min-width: 960px) {
  body {
    background-size: 28px 28px;
  }

  .page {
    width: min(100%, 58rem);
  }

  .wordmark {
    letter-spacing: 0.06em;
  }

  .hero {
    align-items: center;
  }
}