:root {
  color-scheme: dark;
  --bg: #030303;
  --surface: rgba(10, 10, 11, 0.82);
  --surface-soft: #111113;
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.2);
  --text: #f5f5f0;
  --muted: #a6a6a0;
  --dim: #6d6d68;
  --signal: #e9ff70;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    linear-gradient(115deg, rgba(233, 255, 112, 0.08), transparent 28rem),
    linear-gradient(245deg, rgba(255, 255, 255, 0.06), transparent 34rem),
    var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

body::before {
  position: fixed;
  inset: 0;
  pointer-events: none;
  content: "";
  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: 72px 72px;
  mask-image: linear-gradient(to bottom, #000, transparent 75%);
}

.game-page {
  position: relative;
  z-index: 1;
  width: min(1040px, calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(28px, 5vw, 56px) 0 64px;
}

.game-page::after {
  position: fixed;
  right: max(24px, 8vw);
  bottom: 52px;
  width: min(34vw, 420px);
  height: 1px;
  background: var(--line-strong);
  content: "";
}

.intro {
  display: grid;
  justify-items: center;
  padding: 32px 0 42px;
  text-align: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 42px;
  color: var(--muted);
  font-size: 15px;
  font-weight: 760;
}

.brand-mark {
  width: 17px;
  height: 17px;
  border: 2px solid var(--text);
  border-radius: 50%;
  box-shadow: inset 6px 0 0 var(--signal);
}

h1,
h2 {
  margin: 0;
  font-weight: 820;
  line-height: 0.86;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(58px, 12vw, 136px);
}

h2 {
  font-size: clamp(42px, 8vw, 88px);
}

.lede {
  max-width: 680px;
  margin: 24px auto 0;
  color: var(--muted);
  font-size: clamp(18px, 2.2vw, 26px);
  line-height: 1.22;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.045), transparent 70%),
    var(--surface);
  padding: clamp(20px, 4vw, 34px);
}

.setup-form,
.players-list {
  display: grid;
  gap: 18px;
}

.field-row,
.players-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field-row {
  display: grid;
  gap: 12px;
}

label {
  display: grid;
  gap: 8px;
}

label span,
.tools-kicker,
.game-topline {
  color: var(--signal);
  font-size: 12px;
  font-weight: 820;
  text-transform: uppercase;
}

input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  outline: none;
  background: rgba(255, 255, 255, 0.035);
  color: var(--text);
  font: inherit;
  font-size: 16px;
  padding: 14px;
}

input:focus {
  border-color: rgba(233, 255, 112, 0.58);
}

.status,
.result {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.button,
.option-button {
  border: 0;
  cursor: pointer;
  font: inherit;
}

.button {
  display: inline-flex;
  min-height: 42px;
  width: fit-content;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0 20px;
  font-size: 15px;
  font-weight: 760;
  white-space: nowrap;
}

.button-light {
  border: 1px solid #eff2d6;
  background: #f5f7e9;
  color: #11120e;
}

.game-panel {
  display: grid;
  gap: 20px;
}

.game-topline {
  display: flex;
  justify-content: space-between;
  gap: 18px;
}

.quote-card {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.035);
  padding: clamp(22px, 5vw, 44px);
  color: var(--text);
  font-size: clamp(28px, 5vw, 56px);
  font-weight: 820;
  line-height: 1.02;
}

.quote-card::before,
.quote-card::after {
  color: var(--signal);
}

.quote-card::before {
  content: "“";
}

.quote-card::after {
  content: "”";
}

.options-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.option-button {
  min-height: 54px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.045);
  color: var(--text);
  font-weight: 760;
  transition:
    border-color 160ms ease,
    transform 160ms ease;
}

.option-button:hover {
  border-color: rgba(233, 255, 112, 0.55);
  transform: translateY(-1px);
}

.option-button:disabled {
  cursor: default;
  opacity: 0.5;
  transform: none;
}

.option-button.correct {
  border-color: rgba(233, 255, 112, 0.75);
  color: var(--signal);
  opacity: 1;
}

.actions {
  display: flex;
  justify-content: flex-start;
}

.leaderboard-panel {
  display: grid;
  justify-items: start;
  gap: 18px;
}

.leaderboard {
  display: grid;
  width: 100%;
  gap: 8px;
}

.leaderboard-row {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 14px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.035);
  padding: 14px 16px;
}

.leaderboard-row.winner {
  border-color: rgba(233, 255, 112, 0.7);
}

.leaderboard-row span {
  color: var(--muted);
}

[hidden] {
  display: none !important;
}

@media (max-width: 760px) {
  .game-page {
    width: min(100% - 28px, 1040px);
  }

  .field-row,
  .players-list,
  .options-grid {
    grid-template-columns: 1fr;
  }

  .game-topline {
    flex-direction: column;
  }
}