:root {
  --bg: #f4f7ff;
  --panel: #ffffff;
  --text: #1f2a44;
  --muted: #5f6b85;
  --brand: #1f8fff;
  --brand-2: #30c48d;
  --danger: #c94848;
  --border: #d9e1f2;
  --shadow: 0 10px 30px rgba(31, 42, 68, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  background: radial-gradient(circle at 10% 10%, #ebf8ff 0%, var(--bg) 40%, #eef4ff 100%);
  color: var(--text);
}

.app {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(260px, 320px) 1fr minmax(220px, 280px);
  gap: 16px;
  padding: 16px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 16px;
}

h1,
h2 {
  margin: 0 0 8px;
}

h1 {
  font-size: 1.8rem;
}

h2 {
  font-size: 1.1rem;
}

.subhead {
  margin: 0 0 12px;
  color: var(--muted);
}

label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
}

textarea,
select,
input[type="number"] {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  font: inherit;
  color: inherit;
  background: #fff;
}

textarea {
  resize: vertical;
}

.row {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.row-tight {
  margin-top: 6px;
}

.row-split {
  justify-content: space-between;
  align-items: center;
}

.quick-teams {
  margin-top: 10px;
  padding: 12px 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #f9fbff;
}

.quick-teams label {
  padding-left: 10px;
  padding-right: 10px;
}

.cta-row {
  padding-left: 10px;
  padding-right: 10px;
}

#teamCountInput {
  max-width: 115px;
  min-height: 48px;
}

.entries-label {
  margin-top: 20px;
}

.btn {
  border: 0;
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  background: var(--brand);
  color: #fff;
}

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

.btn-secondary {
  background: #e8effe;
  color: var(--text);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-arrow {
  min-width: 62px;
  height: 44px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  line-height: 1;
  border-radius: 12px;
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
  color: #fff;
}

.btn-spin {
  margin-top: 12px;
  width: min(320px, 100%);
  font-size: 1.2rem;
  padding: 14px;
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
}

.settings {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.check {
  margin-top: 8px;
  font-weight: 500;
  display: flex;
  gap: 8px;
  align-items: center;
}

.status {
  min-height: 1.25rem;
  color: var(--muted);
}

.panel-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.wheel-wrap {
  position: relative;
  width: min(84vw, 580px);
  aspect-ratio: 1 / 1;
}

#wheelCanvas {
  width: 100%;
  height: 100%;
  border-radius: 999px;
  border: 8px solid #fff;
  box-shadow: var(--shadow);
  background: #fff;
}

.pointer {
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 16px solid transparent;
  border-right: 16px solid transparent;
  border-top: 30px solid #f08a24;
  z-index: 5;
}

.explainability {
  margin-top: 10px;
  color: var(--muted);
  text-align: center;
}

.winner-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: #f7fbff;
}

.winner-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.winner-name {
  margin: 6px 0 0;
  font-size: 1.4rem;
  font-weight: 800;
}

.history {
  list-style: none;
  padding-left: 0;
  margin: 8px 0 0;
  max-height: 60vh;
  overflow: auto;
}

.history li {
  margin-bottom: 6px;
}

.hidden {
  display: none;
}

.winner-overlay {
  position: fixed;
  inset: 0;
  background: rgba(16, 24, 40, 0.46);
  display: grid;
  place-items: center;
  z-index: 20;
}

.winner-overlay.hidden {
  display: none;
}

.winner-modal {
  width: min(92vw, 360px);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 18px;
  text-align: center;
  animation: winner-pop 260ms ease-out;
}

.winner-modal-label {
  margin: 0;
  color: var(--muted);
}

.winner-modal-name {
  margin: 8px 0 16px;
  font-size: 2rem;
  font-weight: 900;
}

@keyframes winner-pop {
  0% {
    opacity: 0;
    transform: scale(0.94);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@media (max-width: 1000px) {
  .app {
    grid-template-columns: 1fr;
    max-width: 760px;
    margin: 0 auto;
  }

  .panel-center {
    order: -1;
  }

  .history {
    max-height: 180px;
  }
}