:root {
  --bg: #0a0a0c;
  --panel: #141418;
  --panel-2: #1c1c22;
  --line: #3a3a44;
  --text: #f2efe6;
  --muted: #8d8b98;
  --red: #e5322b;
  --red-dark: #8f1c17;
  --cyan: #2be0e5;
  --good: #4fe36a;
  --bad: #ff4646;
  --album: var(--red);
  --px: 4px;
  --pixel: "Press Start 2P", monospace;
  --term: "VT323", monospace;
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 50% -10%, rgba(229, 50, 43, 0.22), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: var(--term);
  font-size: 22px;
  line-height: 1.25;
}

/* CRT scanlines + vignette */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
  background:
    repeating-linear-gradient(to bottom, rgba(0, 0, 0, 0.22) 0 1px, transparent 1px 3px),
    radial-gradient(ellipse at center, transparent 55%, rgba(0, 0, 0, 0.6));
}

#bg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  image-rendering: pixelated;
}

main {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin: 0 auto;
  padding: 72px 16px 140px;
}

[hidden] { display: none !important; }

/* ---------- header ---------- */
header { text-align: center; margin-bottom: 32px; }

h1 {
  font-family: var(--pixel);
  font-size: clamp(30px, 10vw, 56px);
  line-height: 1.5;
  margin: 0;
  letter-spacing: 1px;
  text-shadow: 4px 4px 0 #000;
}
h1 span { color: var(--red); }

.glitch { position: relative; }
.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
}
.glitch::before { color: var(--red); transform: translate(-3px, 0); animation: glitch 4s steps(1) infinite; }
.glitch::after  { color: var(--cyan); transform: translate(3px, 0);  animation: glitch 4s steps(1) 0.15s infinite; }

@keyframes glitch {
  0%, 88%, 100% { opacity: 0; clip-path: inset(0 0 0 0); }
  89% { opacity: 0.8; clip-path: inset(10% 0 60% 0); }
  91% { opacity: 0.8; clip-path: inset(55% 0 20% 0); transform: translate(4px, 0); }
  93% { opacity: 0.8; clip-path: inset(30% 0 45% 0); }
  95% { opacity: 0; }
}

.tagline {
  font-family: var(--pixel);
  font-size: 10px;
  color: var(--muted);
  margin-top: 14px;
  letter-spacing: 1px;
  line-height: 2;
}
.cursor { animation: blink 1s steps(1) infinite; color: var(--red); }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- pixel panels & buttons ---------- */
.panel {
  background: var(--panel);
  padding: 28px 24px;
  margin: var(--px);
  box-shadow:
    0 calc(-1 * var(--px)) 0 0 var(--line),
    0 var(--px) 0 0 var(--line),
    calc(-1 * var(--px)) 0 0 0 var(--line),
    var(--px) 0 0 0 var(--line),
    0 0 0 var(--px) var(--bg) inset,
    12px 12px 0 0 rgba(0, 0, 0, 0.5);
}

h2 {
  font-family: var(--pixel);
  font-size: 13px;
  color: var(--red);
  margin: 0 0 18px;
  letter-spacing: 1px;
}

.btn, .chip, .seg button {
  font-family: var(--pixel);
  font-size: 12px;
  color: var(--text);
  background: var(--panel-2);
  border: 0;
  padding: 14px 18px;
  margin: var(--px);
  cursor: pointer;
  box-shadow:
    0 calc(-1 * var(--px)) 0 0 var(--line),
    0 var(--px) 0 0 var(--line),
    calc(-1 * var(--px)) 0 0 0 var(--line),
    var(--px) 0 0 0 var(--line),
    inset calc(-1 * var(--px)) calc(-1 * var(--px)) 0 0 rgba(0, 0, 0, 0.45);
}
.btn:hover, .chip:hover, .seg button:hover { filter: brightness(1.25); }
.btn:active, .seg button:active { transform: translateY(2px); box-shadow:
    0 calc(-1 * var(--px)) 0 0 var(--line), 0 var(--px) 0 0 var(--line),
    calc(-1 * var(--px)) 0 0 0 var(--line), var(--px) 0 0 0 var(--line),
    inset var(--px) var(--px) 0 0 rgba(0, 0, 0, 0.45); }
.btn:disabled { opacity: 0.35; cursor: default; filter: none; }
.btn:focus-visible, .chip:focus-visible, .seg button:focus-visible, .album:focus-within {
  outline: var(--px) solid var(--cyan);
  outline-offset: 6px;
}

.btn.primary {
  background: var(--red);
  box-shadow:
    0 calc(-1 * var(--px)) 0 0 #000,
    0 var(--px) 0 0 #000,
    calc(-1 * var(--px)) 0 0 0 #000,
    var(--px) 0 0 0 #000,
    inset calc(-1 * var(--px)) calc(-1 * var(--px)) 0 0 var(--red-dark),
    inset var(--px) var(--px) 0 0 #ff6a5f;
}

#start-btn, #next-btn, #again-btn {
  display: block;
  width: calc(100% - 2 * var(--px));
  margin-top: 20px;
  font-size: 14px;
  padding: 18px;
}
.blink-hover:hover { animation: blink 0.6s steps(1) infinite; }

/* ---------- sound controls ---------- */
.sound {
  position: fixed;
  top: 14px;
  right: 16px;
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 10px;
}
.chip { font-size: 10px; padding: 8px 10px; }
.chip[aria-pressed="false"] { color: var(--muted); }

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 90px;
  height: 8px;
  background: var(--line);
  cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px; height: 20px;
  background: var(--red);
  border: 0;
  border-radius: 0;
  box-shadow: inset -3px -3px 0 var(--red-dark);
}
input[type="range"]::-moz-range-thumb {
  width: 12px; height: 20px;
  background: var(--red);
  border: 0;
  border-radius: 0;
}

/* ---------- start screen ---------- */
.albums {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}
@media (max-width: 520px) { .albums { grid-template-columns: 1fr; } }

.album {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: var(--panel-2);
  cursor: pointer;
  border-left: 8px solid var(--album);
  user-select: none;
}
.album input { position: absolute; opacity: 0; pointer-events: none; }
.album .box {
  font-family: var(--pixel);
  font-size: 10px;
  color: var(--album);
  flex: none;
}
.album .name { flex: 1; font-size: 22px; line-height: 1; }
.album .year { color: var(--muted); font-size: 18px; }
.album:has(input:not(:checked)) { opacity: 0.4; border-left-color: var(--line); }
.album:hover { filter: brightness(1.2); }

.row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.label { font-family: var(--pixel); font-size: 11px; color: var(--muted); margin-right: 8px; }
.seg { display: flex; gap: 6px; }
.seg button { padding: 10px 12px; font-size: 11px; }
.seg button[aria-checked="true"] { background: var(--red); }

.best {
  font-family: var(--pixel);
  font-size: 10px;
  color: var(--good);
  margin: 22px 0 0;
  text-align: center;
}

/* ---------- quiz ---------- */
.hud {
  display: flex;
  justify-content: space-between;
  font-family: var(--pixel);
  font-size: 11px;
  color: var(--muted);
}
.hud b { color: var(--text); font-weight: normal; }

.segments {
  display: flex;
  gap: 4px;
  margin: 12px 0 24px;
}
.segments i {
  flex: 1;
  height: 12px;
  background: var(--line);
}
.segments i.done-good { background: var(--good); }
.segments i.done-bad  { background: var(--bad); }
.segments i.current   { background: var(--text); animation: blink 0.8s steps(1) infinite; }

blockquote {
  position: relative;
  margin: 0 0 22px;
  padding: 22px 22px 22px 54px;
  background: #000;
  color: var(--text);
  font-size: clamp(24px, 5vw, 32px);
  line-height: 1.15;
  min-height: 3.4em;
  box-shadow: inset 0 0 0 var(--px) var(--line);
}
blockquote::before {
  content: "“";
  position: absolute;
  left: 16px;
  top: 12px;
  font-family: var(--pixel);
  font-size: 30px;
  color: var(--red);
}
blockquote .caret { color: var(--red); animation: blink 0.6s steps(1) infinite; }

.input-wrap {
  display: flex;
  align-items: center;
  background: #000;
  padding: 0 12px;
  box-shadow: inset 0 0 0 var(--px) var(--line);
}
.input-wrap:focus-within { box-shadow: inset 0 0 0 var(--px) var(--red); }
.prompt { font-family: var(--pixel); font-size: 14px; color: var(--red); }
input[type="text"] {
  flex: 1;
  min-width: 0;
  font-family: var(--term);
  font-size: 28px;
  color: var(--text);
  background: transparent;
  border: 0;
  outline: none;
  padding: 12px 10px;
  caret-color: var(--red);
}
input[type="text"]::placeholder { color: #55535e; }

.buttons { display: flex; gap: 8px; justify-content: flex-end; margin-top: 14px; flex-wrap: wrap; }

.hint {
  margin: 14px 0 0;
  font-size: 22px;
  color: var(--album);
}
.hint::before { content: "★ "; }

.feedback {
  margin-top: 18px;
  padding: 16px 18px;
  background: var(--panel-2);
  border-left: 8px solid var(--album);
  font-size: 24px;
}
.feedback .verdict-tag {
  display: block;
  font-family: var(--pixel);
  font-size: 13px;
  margin-bottom: 8px;
}
.feedback.good .verdict-tag { color: var(--good); }
.feedback.bad  .verdict-tag { color: var(--bad); }
.feedback .album-tag { color: var(--album); }
.feedback.shake { animation: shake 0.35s steps(4); }
@keyframes shake {
  25% { transform: translateX(-6px); }
  50% { transform: translateX(6px); }
  75% { transform: translateX(-3px); }
}

/* ---------- results ---------- */
.over {
  font-family: var(--pixel);
  font-size: 12px;
  color: var(--red);
  text-align: center;
  margin: 0;
  animation: blink 1.2s steps(1) infinite;
}
#final-score {
  font-size: clamp(32px, 9vw, 48px);
  color: var(--text);
  text-align: center;
  margin: 18px 0 12px;
  text-shadow: 4px 4px 0 var(--red-dark);
}
.rank {
  font-family: var(--pixel);
  font-size: 11px;
  text-align: center;
  color: var(--cyan);
  margin: 0;
  line-height: 1.6;
}
.verdict { text-align: center; color: var(--muted); margin: 8px 0 24px; }

#review { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
#review li {
  background: var(--panel-2);
  border-left: 8px solid var(--album);
  padding: 10px 14px;
}
#review .q { color: var(--muted); }
#review .t { color: var(--text); }
#review .t small { color: var(--album); font-size: 18px; }
#review .ok { color: var(--good); }
#review .no { color: var(--bad); }

footer {
  margin-top: 36px;
  text-align: center;
  color: var(--muted);
  font-size: 17px;
}

@media (max-width: 520px) {
  main { padding-top: 76px; }
  .panel { padding: 22px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .glitch::before, .glitch::after, .cursor, .over, .segments i.current, .blink-hover:hover { animation: none; }
}