:root {
  --bg: #000;
  --card: #0f0f0f;
  --muted: #a3a3a3;
  --text: #f3f3f3;
  --accent: #ff4d6d;
  --accent-2: #4cc9f0;
  --border: #1a1a1a;
  --shadow: 0 18px 30px rgba(0, 0, 0, 0.5);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Space Grotesk', system-ui, -apple-system, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
}

.page {
  max-width: 1150px;
  margin: 0 auto;
  padding: 16px 22px 48px;
}

.layout {
  display: grid;
  grid-template-columns: minmax(320px, 1.2fr) 1fr;
  gap: 18px;
  margin-top: 12px;
}

.hidden {
  display: none !important;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
  box-shadow: var(--shadow);
}

.wheel-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.wheel-wrapper {
  position: relative;
  display: grid;
  place-items: center;
  padding: 16px;
  background: #0b0b0b;
  border-radius: 18px;
  border: 1px solid var(--border);
}

.pointer {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 16px solid transparent;
  border-right: 16px solid transparent;
  border-top: 24px solid #fefefe;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
  z-index: 2;
}

canvas#wheel {
  width: 100%;
  max-width: 640px;
  aspect-ratio: 1 / 1;
  background: #050505;
  border-radius: 50%;
  box-shadow: 0 22px 40px rgba(0, 0, 0, 0.45), inset 0 0 0 1px rgba(255, 255, 255, 0.04);
  transition: transform 4.2s cubic-bezier(0.13, 0.9, 0.16, 1);
}

.controls {
  padding: 4px 6px 10px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.status {
  display: flex;
  gap: 12px;
  color: var(--muted);
  font-size: 14px;
}

.count {
  padding: 6px 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

button {
  border: none;
  border-radius: 12px;
  padding: 12px 16px;
  font-weight: 700;
  cursor: pointer;
  color: #0b0b0b;
  background: var(--accent);
  box-shadow: 0 10px 30px rgba(255, 77, 109, 0.35);
  transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.12s ease;
}

button:hover:not(:disabled) {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

button:active:not(:disabled) {
  transform: translateY(0);
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

button.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: none;
}

.hint {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.winners-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.winners-head {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.winners-head h2 {
  margin: 0;
}

.sub {
  margin: 0;
  color: var(--muted);
}

.winners-list {
  list-style: decimal-leading-zero;
  padding-left: 18px;
  margin: 8px 0 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--text);
}

.winners-list li {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(255, 255, 255, 0.03);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.winners-list li .badge {
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 10px;
  background: rgba(51, 198, 244, 0.15);
  color: #9ae6ff;
  border: 1px solid rgba(154, 230, 255, 0.4);
}

.empty {
  color: var(--muted);
  padding: 12px;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  text-align: center;
}

.final {
  margin-top: 12px;
  text-align: center;
}

.final .final-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.final h1 {
  margin: 0;
  font-size: 32px;
}

.final .sub {
  margin: 0;
  color: var(--muted);
}

.final .final-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 8px;
}

.final .winners-list {
  list-style: none;
  padding-left: 0;
  margin: 16px auto 0;
  max-width: 1100px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

.final .winners-list li {
  justify-content: center;
  text-align: center;
  font-weight: 600;
}

.bracket {
  width: 100%;
  margin-top: 16px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 16px;
  align-items: center;
}

.bracket-center {
  color: var(--muted);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.85;
}

.bracket-side {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.bracket-side.left .pair::after,
.bracket-side.right .pair::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 30px;
  height: 2px;
  background: #3a3a3a;
}

.bracket-side.left .pair::before,
.bracket-side.right .pair::before {
  content: '';
  position: absolute;
  top: 25%;
  bottom: 25%;
  width: 2px;
  background: #3a3a3a;
}

.bracket-side.left .pair::after {
  right: -32px;
}

.bracket-side.left .pair::before {
  right: -32px;
}

.bracket-side.right .pair::after {
  left: -32px;
}

.bracket-side.right .pair::before {
  left: -32px;
}

.pair {
  position: relative;
  padding: 6px 14px;
  border-radius: 12px;
}

.seed-row {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 700;
}

.seed {
  display: inline-flex;
  width: 26px;
  height: 26px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: #222;
  border: 1px solid var(--border);
  font-size: 12px;
  color: var(--muted);
}

#confetti {
  pointer-events: none;
  position: fixed;
  inset: 0;
  overflow: hidden;
  z-index: 5;
}

.confetti-piece {
  position: absolute;
  width: 10px;
  height: 18px;
  opacity: 0.9;
  animation: fall linear forwards;
}

@keyframes fall {
  0% {
    transform: translateY(-10vh) rotate(0deg);
  }
  100% {
    transform: translateY(110vh) rotate(360deg);
  }
}

@media (max-width: 980px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .hero {
    flex-direction: column;
    align-items: flex-start;
  }

  canvas#wheel {
    max-width: 440px;
  }
}

@media (max-width: 620px) {
  .hero,
  .card {
    padding: 16px;
  }

  h1 {
    font-size: 26px;
  }

  canvas#wheel {
    max-width: 360px;
  }

  .status {
    flex-direction: column;
  }
}