/* KDFW — the web cabinet. Colours sampled from the game itself:
   werewolf magenta, logo slime, level-one crimson, ice cyan. */

:root {
  --ink: #08040a;
  --ink-2: #140a17;
  --ink-3: #21122a;
  --paper: #f6effa;
  --mute: #9c8ca6;
  --magenta: #ff3ad8;
  --slime: #4dff63;
  --crimson: #e8177a;
  --blood: #ff2448;
  --ice: #36e0d6;
  --display: "Anton", "Impact", "Haettenschweiler", "Arial Narrow Bold", sans-serif;
  --mono: "Space Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --gutter: clamp(16px, 4vw, 48px);
  --radius: 14px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(1200px 700px at 80% -10%, rgba(232, 23, 122, .22), transparent 60%),
    radial-gradient(900px 600px at -10% 30%, rgba(54, 224, 214, .10), transparent 60%),
    var(--ink);
  color: var(--paper);
  font: 15px/1.6 var(--mono);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--slime); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* Film grain and scanlines over everything, very faint. */
.grain {
  pointer-events: none;
  position: fixed;
  inset: -50%;
  z-index: 50;
  opacity: .07;
  background-image:
    repeating-linear-gradient(0deg, rgba(255,255,255,.18) 0 1px, transparent 1px 3px),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  animation: grain 1.2s steps(6) infinite;
}

@keyframes grain {
  0% { transform: translate(0, 0); }
  33% { transform: translate(-3%, 2%); }
  66% { transform: translate(2%, -3%); }
  100% { transform: translate(0, 0); }
}

/* ------------------------------------------------------------------ bar */

.bar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px var(--gutter);
  background: linear-gradient(var(--ink), rgba(8, 4, 10, .7) 70%, transparent);
  backdrop-filter: blur(6px);
}

.mark {
  font: 22px/1 var(--display);
  letter-spacing: .04em;
  color: var(--paper);
}
.mark span { color: var(--magenta); }
.mark:hover { text-decoration: none; color: var(--slime); }

.bar nav { margin-left: auto; display: flex; gap: 22px; align-items: center; }
.bar nav a {
  color: var(--mute);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.bar nav a:hover { color: var(--paper); text-decoration: none; }
.bar nav .pill {
  color: var(--ink);
  background: var(--slime);
  padding: 7px 14px;
  border-radius: 999px;
  font-weight: 700;
}
.bar nav .pill:hover { color: var(--ink); background: var(--paper); }

main { padding: 0 var(--gutter); }

/* ---------------------------------------------------------------- title */

.stage {
  max-width: 1320px;
  margin: 0 auto;
  padding: clamp(8px, 2vw, 24px) 0 64px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 36px);
}

.title {
  margin: 0;
  font-family: var(--display);
  font-weight: 400;
  text-transform: uppercase;
  line-height: .82;
  letter-spacing: -.01em;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 .18em;
  font-size: clamp(44px, 9.4vw, 148px);
}

.title span { display: inline-block; }
.t1 { color: var(--paper); }
.t2 { color: var(--ice); }
.t3 {
  color: var(--paper);
  background: var(--blood);
  padding: 0 .12em;
  transform: skew(-8deg) rotate(-1.5deg);
  box-shadow: .06em .06em 0 var(--ink-3);
}
.t4 {
  position: relative;
  color: var(--slime);
  text-shadow: .03em .03em 0 #0b4d14;
}
.t4::before,
.t4::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  pointer-events: none;
  mix-blend-mode: screen;
}
.t4::before { color: var(--magenta); animation: glitch 3.2s infinite steps(1); }
.t4::after { color: var(--ice); animation: glitch 2.6s infinite steps(1) reverse; }

@keyframes glitch {
  0%, 86%, 100% { transform: translate(0); clip-path: inset(0 0 100% 0); }
  88% { transform: translate(-.04em, .01em); clip-path: inset(12% 0 58% 0); }
  91% { transform: translate(.05em, -.01em); clip-path: inset(55% 0 20% 0); }
  94% { transform: translate(-.02em, 0); clip-path: inset(80% 0 4% 0); }
}

/* -------------------------------------------------------------- cabinet */

.cabinet {
  position: relative;
  border-radius: calc(var(--radius) + 6px);
  padding: 2px;
  background: linear-gradient(135deg, var(--magenta), var(--crimson) 40%, var(--ice) 75%, var(--slime));
  box-shadow:
    0 0 0 1px rgba(255,255,255,.04),
    0 40px 120px -30px rgba(255, 58, 216, .45),
    0 20px 60px -20px rgba(54, 224, 214, .25);
}

.cabinet-top,
.cabinet-bottom {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--ink-2);
  color: var(--mute);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.cabinet-top { border-radius: calc(var(--radius) + 4px) calc(var(--radius) + 4px) 0 0; }
.cabinet-bottom { border-radius: 0 0 calc(var(--radius) + 4px) calc(var(--radius) + 4px); }
.spacer { flex: 1; }

.led {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blood);
  box-shadow: 0 0 10px var(--blood);
}
.running .led { background: var(--slime); box-shadow: 0 0 12px var(--slime); }

.icon {
  appearance: none;
  border: 1px solid var(--ink-3);
  background: var(--ink);
  color: var(--paper);
  border-radius: 8px;
  width: 32px;
  height: 28px;
  cursor: pointer;
  font-size: 15px;
}
.icon:hover { border-color: var(--slime); color: var(--slime); }

.screen {
  position: relative;
  aspect-ratio: 928 / 544;
  background: #000;
  overflow: hidden;
}

#canvas {
  display: block;
  width: 100%;
  height: 100%;
  outline: none;
  image-rendering: pixelated;
}

/* Attract mode: before the first click (browsers only allow sound after one). */
.attract {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
  background:
    repeating-linear-gradient(0deg, rgba(0,0,0,.35) 0 2px, transparent 2px 4px),
    radial-gradient(closest-side, rgba(232, 23, 122, .35), rgba(8, 4, 10, .96));
  transition: opacity .5s ease, visibility .5s;
}
.attract.gone { opacity: 0; visibility: hidden; }

.kicker {
  margin: 0 0 22px;
  font-size: clamp(11px, 1.4vw, 14px);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ice);
}

.start {
  appearance: none;
  border: 0;
  cursor: pointer;
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
  padding: 18px 34px 16px;
  min-width: min(360px, 70vw);
  color: var(--ink);
  background: var(--slime);
  border-radius: 10px;
  font: clamp(26px, 4vw, 44px)/1 var(--display);
  letter-spacing: .06em;
  text-transform: uppercase;
  box-shadow: 0 6px 0 #1f8d2c, 0 18px 40px -12px rgba(77, 255, 99, .6);
  transition: transform .08s ease, box-shadow .08s ease, background .2s;
}
.start:hover:not(:disabled) { background: var(--paper); }
.start:active:not(:disabled) { transform: translateY(5px); box-shadow: 0 1px 0 #1f8d2c; }
.start:disabled { cursor: progress; background: var(--ink-3); color: var(--mute); box-shadow: none; }
.start:not(:disabled) .start-label { animation: blink 1.1s steps(2) infinite; }

@keyframes blink { 50% { opacity: .35; } }

.meter {
  height: 4px;
  border-radius: 2px;
  background: rgba(255,255,255,.12);
  overflow: hidden;
}
.meter-fill {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--magenta), var(--slime));
  transition: width .2s ease;
}
.start:not(:disabled) .meter { display: none; }

.hint {
  margin: 18px 0 0;
  color: var(--mute);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
}

/* -------------------------------------------------------------- panels */

.panel {
  max-width: 1320px;
  margin: 0 auto;
  padding: 56px 0;
  border-top: 1px solid var(--ink-3);
}

.panel h2 {
  margin: 0 0 28px;
  font: clamp(34px, 5vw, 64px)/1 var(--display);
  text-transform: uppercase;
  letter-spacing: .01em;
}
.panel h2 span {
  font: 700 13px/1 var(--mono);
  color: var(--magenta);
  vertical-align: top;
  margin-right: 10px;
  letter-spacing: .1em;
}
.panel h3 {
  margin: 40px 0 16px;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mute);
}

.note { color: var(--mute); max-width: 62ch; }
.muted { color: var(--mute); }

.keys {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px 28px;
}
.keys li { display: flex; align-items: center; gap: 8px; }
.keys li span { margin-left: 8px; color: var(--paper); }

kbd {
  display: inline-grid;
  place-items: center;
  min-width: 38px;
  height: 38px;
  padding: 0 8px;
  font: 700 14px/1 var(--mono);
  color: var(--paper);
  background: linear-gradient(var(--ink-3), var(--ink-2));
  border: 1px solid #3a2444;
  border-bottom-width: 4px;
  border-radius: 8px;
}
kbd.wide { min-width: 46px; color: var(--slime); }
kbd.wider { min-width: 70px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 22px 32px;
  align-items: center;
}

.field label {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mute);
}

.seg {
  display: inline-flex;
  padding: 4px;
  gap: 4px;
  background: var(--ink-2);
  border: 1px solid var(--ink-3);
  border-radius: 12px;
}
.seg button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--mute);
  font: 700 13px/1 var(--mono);
  padding: 10px 14px;
  border-radius: 8px;
  cursor: pointer;
}
.seg button:hover { color: var(--paper); }
.seg button.on { background: var(--magenta); color: var(--ink); }

.toggle {
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  user-select: none;
}
.toggle input { position: absolute; opacity: 0; pointer-events: none; }
.toggle span {
  position: relative;
  width: 46px;
  height: 26px;
  flex: none;
  border-radius: 999px;
  background: var(--ink-3);
  border: 1px solid #3a2444;
  transition: background .2s;
}
.toggle span::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--mute);
  transition: transform .2s ease, background .2s;
}
.toggle input:checked + span { background: rgba(77, 255, 99, .18); border-color: var(--slime); }
.toggle input:checked + span::after { transform: translateX(20px); background: var(--slime); }
.toggle input:focus-visible + span { outline: 2px solid var(--ice); outline-offset: 2px; }

.chapters { display: flex; flex-wrap: wrap; gap: 10px; }
.chapters button {
  appearance: none;
  cursor: pointer;
  border: 1px solid #3a2444;
  background: var(--ink-2);
  color: var(--paper);
  font: 700 13px/1 var(--mono);
  padding: 12px 16px;
  border-radius: 999px;
  transition: border-color .15s, color .15s, transform .15s;
}
.chapters button:hover { border-color: var(--slime); color: var(--slime); transform: translateY(-2px); }

.credits dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 8px 28px;
  margin: 0 0 28px;
  font-size: clamp(18px, 2.4vw, 26px);
}
.credits dt { color: var(--mute); font-size: .6em; letter-spacing: .18em; text-transform: uppercase; align-self: center; }
.credits dd { margin: 0; font-family: var(--display); text-transform: uppercase; letter-spacing: .02em; }

.foot {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: space-between;
  padding: 28px var(--gutter) 40px;
  color: var(--mute);
  font-size: 12px;
  border-top: 1px solid var(--ink-3);
}

/* ---------------------------------------------------- fullscreen + mobile */

.cabinet:fullscreen { background: #000; padding: 0; border-radius: 0; display: grid; place-items: center; }
.cabinet:fullscreen .cabinet-top,
.cabinet:fullscreen .cabinet-bottom { display: none; }
.cabinet:fullscreen .screen { width: 100vw; height: 100vh; aspect-ratio: auto; }

@media (max-width: 720px) {
  .bar nav a:not(.pill) { display: none; }
  .cabinet-bottom span:first-child { display: none; }
  .panel { padding: 40px 0; }
}

@media (prefers-reduced-motion: reduce) {
  .grain, .t4::before, .t4::after, .start .start-label { animation: none; }
  html { scroll-behavior: auto; }
}