:root {
  --color-background: #0b1020;
  --color-surface: rgba(255, 255, 255, 0.05);
  --color-surface-strong: rgba(255, 255, 255, 0.1);
  --color-border: rgba(255, 255, 255, 0.12);
  --color-text: #eef1f8;
  --color-text-muted: #9aa3bd;
  --color-accent: #6366f1;
  --color-accent-soft: #818cf8;
  --color-danger: #f87171;
  --color-success: #34d399;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --space-xs: 6px;
  --space-sm: 10px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 36px;
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.45);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  padding: var(--space-xl) var(--space-lg);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--color-text);
  background:
    radial-gradient(circle at 15% 10%, rgba(99, 102, 241, 0.28), transparent 45%),
    radial-gradient(circle at 85% 15%, rgba(236, 72, 153, 0.2), transparent 45%),
    radial-gradient(circle at 50% 100%, rgba(45, 212, 191, 0.18), transparent 55%),
    var(--color-background);
}

h1,
h2,
p {
  margin: 0;
}

.icon-sprite {
  display: none;
}

.app__header {
  text-align: center;
}

.app__title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.app__subtitle {
  margin-top: var(--space-xs);
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.app {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(230px, 300px) 1fr minmax(230px, 300px);
  gap: var(--space-lg);
  align-items: stretch;
}

.roster {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-soft);
  min-height: 0;
}

.roster__title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.roster__count {
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--color-surface-strong);
  color: var(--color-text);
  font-size: 0.78rem;
  letter-spacing: 0;
}

.roster__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  overflow-y: auto;
}

.roster__empty {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-style: italic;
}

.roster__empty[hidden] {
  display: none;
}

.roster__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-strong);
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.roster__item:hover {
  transform: translateY(-2px);
  border-color: var(--color-accent-soft);
}

.roster__name {
  font-weight: 600;
  overflow-wrap: anywhere;
}

.roster__actions {
  display: flex;
  gap: var(--space-xs);
  opacity: 0;
  transition: opacity 0.18s ease;
}

.roster__item:hover .roster__actions,
.roster__item:focus-within .roster__actions {
  opacity: 1;
}

.roster__action {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: color 0.18s ease, background 0.18s ease;
}

.roster__icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
  pointer-events: none;
}

.roster__action:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-text);
}

.roster__action--remove:hover:not(:disabled) {
  color: var(--color-danger);
}

.roster__action--promote:hover:not(:disabled) {
  color: var(--color-success);
}

.roster__action--demote:hover:not(:disabled) {
  color: var(--color-accent-soft);
}

.stage {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  padding: var(--space-xl);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-soft);
  text-align: center;
}

.stage__name {
  min-height: 1.2em;
  font-size: clamp(2rem, 8vw, 5.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  overflow-wrap: anywhere;
  background: linear-gradient(120deg, #ffffff, var(--color-accent-soft));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stage[data-mode="classic"] .board,
.stage[data-mode="classic"] .wheel,
.stage[data-mode="focus"] .wheel,
.stage[data-mode="wheel"] .board {
  display: none;
}

.stage[data-mode="focus"] .stage__name,
.stage[data-mode="wheel"] .stage__name {
  font-size: clamp(1.6rem, 4vw, 2.8rem);
}

.modes {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  margin-top: 0;
  padding: 3px;
  gap: 2px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface);
}

.modes__option {
  padding: 3px 11px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--color-text-muted);
  font: inherit;
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease;
}

.modes__option[aria-checked="true"] {
  background: linear-gradient(120deg, var(--color-accent), #ec4899);
  color: #fff;
}

.modes__option:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.modes__option:focus-visible {
  outline: 2px solid var(--color-accent-soft);
  outline-offset: 2px;
}

.board {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  max-height: 320px;
  overflow-y: auto;
}

.chip {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface-strong);
  font-weight: 600;
  transition: transform 0.2s ease, opacity 0.3s ease, background 0.2s ease,
    box-shadow 0.2s ease;
}

.chip--active {
  background: linear-gradient(120deg, var(--color-accent), #ec4899);
  border-color: transparent;
  box-shadow: var(--shadow-glow);
  transform: scale(1.12);
}

.chip--eliminated {
  opacity: 0.2;
  text-decoration: line-through;
  transform: scale(0.92);
}

.chip--winner {
  background: linear-gradient(120deg, var(--color-accent), #ec4899);
  border-color: transparent;
  box-shadow: var(--shadow-glow);
  transform: scale(1.3);
}

.board__empty {
  color: var(--color-text-muted);
  font-style: italic;
}

.wheel {
  position: relative;
  width: min(100%, 360px);
}

.wheel__canvas {
  display: block;
  width: 100%;
  height: auto;
}

.wheel__pointer {
  position: absolute;
  top: -6px;
  left: 50%;
  z-index: 1;
  width: 0;
  height: 0;
  transform: translateX(-50%);
  border-left: 14px solid transparent;
  border-right: 14px solid transparent;
  border-top: 28px solid #fff;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5));
}

.stage__name--ticking {
  animation: tick 0.16s ease-in-out infinite alternate;
}

.stage__name--revealed {
  animation: reveal 0.55s cubic-bezier(0.18, 0.89, 0.32, 1.28);
  filter: drop-shadow(var(--shadow-glow));
}

.stage__message {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.button {
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface-strong);
  color: var(--color-text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}

.button:hover:not(:disabled) {
  transform: translateY(-2px);
}

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

.button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.button:focus-visible,
.roster__action:focus-visible,
.composer__input:focus-visible {
  outline: 2px solid var(--color-accent-soft);
  outline-offset: 2px;
}

.button--primary {
  padding: var(--space-md) var(--space-xl);
  border-color: transparent;
  background: linear-gradient(120deg, var(--color-accent), #ec4899);
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-glow);
}

.composer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.composer__label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.composer__row {
  display: flex;
  gap: var(--space-sm);
  width: min(480px, 100%);
}

.composer__input {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface-strong);
  color: var(--color-text);
  font: inherit;
  transition: border-color 0.18s ease;
}

.composer__input::placeholder {
  color: var(--color-text-muted);
}

.composer__input--invalid {
  border-color: var(--color-danger);
  animation: shake 0.3s ease;
}

@keyframes tick {
  from {
    opacity: 0.65;
    transform: scale(0.985);
  }
  to {
    opacity: 1;
    transform: scale(1.015);
  }
}

@keyframes reveal {
  0% {
    opacity: 0;
    transform: scale(0.7);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes shake {
  25% {
    transform: translateX(-5px);
  }
  75% {
    transform: translateX(5px);
  }
}

@media (max-width: 900px) {
  .app {
    grid-template-columns: 1fr;
  }

  .stage {
    order: -1;
  }

  .roster__actions {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}