@import url('https://fonts.googleapis.com/css2?family=Black+Ops+One&family=Space+Mono:wght@400;700&display=swap');

:root {
  color-scheme: dark;
  --ink: #eef0ff;
  --muted: #a4a9cf;
  --bg: #080b1d;
  --panel: #111634;
  --cyan: #34e7ff;
  --pink: #ff4cb8;
  --yellow: #ffe566;
  --green: #58f299;
  --red: #ff5c5c;
  --purple: #c084fc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at 16% 12%, #262a70 0, transparent 31%),
              radial-gradient(circle at 84% 88%, #5a174c 0, transparent 27%),
              var(--bg);
  color: var(--ink);
  font-family: 'Space Mono', monospace;
}

.app {
  width: min(1080px, 94vw);
  display: grid;
  grid-template-columns: minmax(0, 720px) 280px;
  gap: 26px;
  align-items: start;
}

.game-panel, .leaderboard {
  background: linear-gradient(135deg, #151b40e8, #0d1028e8);
  border: 1px solid #545b91;
  box-shadow: 0 0 30px #131a55, inset 0 0 28px #080a21;
}

.game-panel {
  padding: 20px;
  position: relative;
}

.leaderboard {
  padding: 24px;
  min-height: 520px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 14px;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: 1.6px;
}

h1, h2 {
  font-family: 'Black Ops One', sans-serif;
  font-weight: 400;
  margin: 0;
  letter-spacing: 1px;
}

h1 {
  font-size: 36px;
  text-shadow: 3px 3px 0 var(--pink);
}

.title-row {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px 12px;
}

.credit {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.5px;
}

h2 {
  color: var(--yellow);
  font-size: 28px;
}

.score-box {
  text-align: right;
}

.score-box span {
  color: var(--muted);
  display: block;
  font-size: 10px;
}

.score-box strong {
  color: var(--yellow);
  font-size: 23px;
}

.canvas-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  background: linear-gradient(#080b20, #111642);
  border: 1px solid #414976;
  box-shadow: inset 0 0 45px #101b64;
  touch-action: none;
}

.status {
  margin-top: 13px;
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12px;
}

.status #lives {
  color: var(--pink);
  letter-spacing: 4px;
}

.status #message {
  color: var(--muted);
  flex: 1;
}

button {
  cursor: pointer;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  background: transparent;
  padding: 7px 11px;
  font: 700 11px 'Space Mono', monospace;
  transition: all 0.15s ease;
}

button:hover {
  background: var(--cyan);
  color: #071025;
}

.help {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
}

.help b {
  color: var(--yellow);
}

.help u {
  color: var(--pink);
  text-decoration-color: var(--pink);
}

ol {
  padding: 0;
  margin: 22px 0;
  list-style: none;
  counter-reset: rank;
}

li {
  counter-increment: rank;
  display: grid;
  grid-template-columns: 28px 1fr auto;
  gap: 8px;
  padding: 11px 2px;
  border-bottom: 1px solid #303764;
  font-size: 12px;
}

li:not(.empty)::before {
  content: counter(rank, decimal-leading-zero);
  color: var(--pink);
}

li:first-child:not(.empty) {
  color: var(--yellow);
}

.empty {
  display: block;
  color: var(--muted);
  font-size: 11px;
}

.player-form {
  border-top: 1px solid #303764;
  padding-top: 18px;
}

.player-form label {
  color: var(--muted);
  font-size: 10px;
  display: block;
  margin-bottom: 7px;
}

input {
  width: 100%;
  background: #070a1e;
  color: var(--ink);
  border: 1px solid #545b91;
  padding: 10px;
  font: 12px 'Space Mono', monospace;
  text-transform: uppercase;
}

.notice {
  min-height: 30px;
  margin: 10px 0 0;
  color: var(--cyan);
  font-size: 10px;
  line-height: 1.5;
}

.start-screen {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: grid;
  place-items: center;
  background: #07091be8;
}

.start-screen.hidden {
  display: none;
}

.start-card {
  width: min(300px, 82%);
  text-align: center;
}

.start-card h2 {
  color: var(--yellow);
  font-size: 36px;
  margin-bottom: 22px;
}

.start-card label {
  display: block;
  text-align: left;
  color: var(--muted);
  font-size: 10px;
  margin-bottom: 7px;
}

.start-card button {
  width: 100%;
  margin-top: 12px;
}

.name-error {
  min-height: 16px;
  margin: 8px 0 0;
  color: var(--pink);
  font-size: 10px;
}

.result-score {
  color: var(--yellow);
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 12px;
}

.result-prompt {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
}

.result-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

@media (max-width: 820px) {
  .app {
    grid-template-columns: 1fr;
    margin: 22px 0;
  }
  .leaderboard {
    min-height: 0;
  }
}

@media (max-width: 480px) {
  .game-panel {
    padding: 12px;
  }
  h1 {
    font-size: 27px;
  }
  .status {
    flex-wrap: wrap;
  }
  .status #message {
    order: 3;
    flex-basis: 100%;
  }
}