:root {
  --uk49s-background: #0f172a;
  --uk49s-surface: rgba(15, 23, 42, 0.76);
  --uk49s-card: rgba(15, 23, 42, 0.84);
  --uk49s-text: #f8fafc;
  --uk49s-muted: #94a3b8;
  --uk49s-border: rgba(148, 163, 184, 0.18);
  --uk49s-primary: #8b5cf6;
  --uk49s-secondary: #3b82f6;
  --uk49s-accent: #f59e0b;
  --uk49s-shadow: 0 24px 80px rgba(2, 6, 23, 0.45);
  --uk49s-radius: 24px;
}

body.uk49s-body {
  background:
    radial-gradient(circle at top, rgba(139, 92, 246, 0.18), transparent 40%),
    linear-gradient(180deg, #020617 0%, #0f172a 55%, #111827 100%);
  color: var(--uk49s-text);
  font-family: 'Outfit', sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.uk49s-site-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.uk49s-main {
  flex: 1;
}

.uk49s-container,
.uk49s-page-shell {
  width: min(1200px, calc(100% - 2rem));
  margin: 0 auto;
}

.uk49s-page-shell {
  padding: 4rem 0;
}

.uk49s-stack-sm > * + * { margin-top: 0.75rem; }
.uk49s-stack-md > * + * { margin-top: 1rem; }
.uk49s-stack-lg > * + * { margin-top: 1.5rem; }
.uk49s-stack-xl > * + * { margin-top: 2rem; }

.uk49s-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: rgba(2, 6, 23, 0.78);
  border-bottom: 1px solid var(--uk49s-border);
}

.uk49s-header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.uk49s-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
}

.uk49s-brand-icon,
.uk49s-auth-logo {
  width: 42px;
  height: 42px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--uk49s-primary), var(--uk49s-accent));
  color: #fff;
  font-weight: 800;
  box-shadow: 0 12px 30px rgba(139, 92, 246, 0.25);
}

.uk49s-brand-text {
  background: linear-gradient(90deg, #fff, #fcd34d, #fff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.uk49s-mobile-menu {
  display: none;
  margin-left: auto;
  position: relative;
}

.uk49s-mobile-menu summary {
  list-style: none;
}

.uk49s-mobile-menu summary::-webkit-details-marker {
  display: none;
}

.uk49s-nav,
.uk49s-header-actions,
.uk49s-mobile-nav,
.uk49s-mobile-actions,
.uk49s-admin-actions,
.uk49s-toolbar,
.uk49s-button-row,
.uk49s-tabs,
.uk49s-tournament-stats,
.uk49s-meta-list,
.uk49s-card-topline {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.uk49s-nav-link,
.uk49s-tabs button,
.uk49s-tabs a,
.uk49s-sound-toggle {
  padding: 0.7rem 0.95rem;
  border-radius: 14px;
  color: var(--uk49s-muted);
  background: rgba(255, 255, 255, 0.06);
  transition: 180ms ease;
}

.uk49s-nav-link:hover,
.uk49s-nav-link.is-active,
.uk49s-tabs .is-active {
  background: rgba(139, 92, 246, 0.16);
  color: #fff;
}

.uk49s-mobile-toggle {
  padding: 0.7rem 1rem;
  border: 1px solid var(--uk49s-border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.uk49s-mobile-panel {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid var(--uk49s-border);
  border-radius: 20px;
  background: rgba(15, 23, 42, 0.96);
  box-shadow: var(--uk49s-shadow);
}

.uk49s-mobile-nav,
.uk49s-mobile-actions {
  flex-direction: column;
  align-items: stretch;
}

.uk49s-mobile-actions {
  margin-top: 1rem;
}

.uk49s-button,
.uk49s-sound-toggle,
.uk49s-tabs button,
.uk49s-tabs a {
  border: 0;
  cursor: pointer;
  font: inherit;
}

.uk49s-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--uk49s-primary), #7c3aed);
  color: #fff;
  padding: 0.85rem 1.35rem;
  border-radius: 999px;
  font-weight: 700;
  box-shadow: 0 18px 40px rgba(139, 92, 246, 0.22);
}

.uk49s-button-ghost {
  background: rgba(255, 255, 255, 0.08);
  box-shadow: none;
}

.uk49s-button-large {
  padding: 1rem 1.65rem;
  font-size: 1.05rem;
}

.uk49s-button-block {
  width: 100%;
}

.uk49s-balance-pill,
.uk49s-pill,
.uk49s-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 0.85rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 700;
}

.uk49s-balance-pill,
.uk49s-pill {
  background: rgba(245, 158, 11, 0.14);
  border: 1px solid rgba(245, 158, 11, 0.22);
  color: #fcd34d;
}

.uk49s-badge {
  background: rgba(139, 92, 246, 0.14);
  border: 1px solid rgba(139, 92, 246, 0.22);
  color: #ddd6fe;
}

.uk49s-user-menu { position: relative; }
.uk49s-user-menu summary {
  list-style: none;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  font-weight: 700;
  cursor: pointer;
}
.uk49s-user-menu summary::-webkit-details-marker { display: none; }
.uk49s-user-menu-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 0.75rem);
  min-width: 220px;
  border-radius: 18px;
  padding: 1rem;
  display: grid;
  gap: 0.75rem;
  background: rgba(15, 23, 42, 0.96);
  border: 1px solid var(--uk49s-border);
  box-shadow: var(--uk49s-shadow);
}

.uk49s-hero {
  position: relative;
  min-height: calc(100vh - 72px);
  display: grid;
  align-items: center;
  overflow: hidden;
}

.uk49s-hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(2, 6, 23, 0.35), rgba(2, 6, 23, 0.9)),
    radial-gradient(circle at center, rgba(139, 92, 246, 0.24), transparent 45%),
    url('https://images.unsplash.com/photo-1625488135822-9262733d91df?q=80&w=2000&auto=format&fit=crop') center/cover no-repeat;
}

.uk49s-hero-inner {
  position: relative;
  z-index: 1;
  padding: 4rem 0;
}

.uk49s-page-title,
.uk49s-hero-title {
  margin: 0;
  font-size: clamp(2.5rem, 6vw, 4.75rem);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.uk49s-hero-title span {
  background: linear-gradient(90deg, var(--uk49s-primary), var(--uk49s-accent), var(--uk49s-secondary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.uk49s-lead,
.uk49s-helper-text,
.uk49s-card p,
.uk49s-card small,
.uk49s-prose {
  color: var(--uk49s-muted);
}

.uk49s-lead {
  max-width: 780px;
  font-size: 1.1rem;
  line-height: 1.7;
}

.uk49s-center { text-align: center; }

.uk49s-strip {
  padding: 1rem 0;
  border-top: 1px solid var(--uk49s-border);
  border-bottom: 1px solid var(--uk49s-border);
  background: rgba(255, 255, 255, 0.04);
}

.uk49s-stats-grid,
.uk49s-grid {
  display: grid;
  gap: 1.25rem;
}

.uk49s-stats-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.uk49s-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.uk49s-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.uk49s-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.uk49s-section {
  padding: 5rem 0;
}

.uk49s-section-muted {
  background: rgba(255, 255, 255, 0.03);
  border-top: 1px solid var(--uk49s-border);
  border-bottom: 1px solid var(--uk49s-border);
}

.uk49s-card,
.uk49s-banner,
.uk49s-tournament-hero-card,
.uk49s-session-balance,
.uk49s-auth-card,
.uk49s-admin-sidebar,
.uk49s-admin-content {
  border-radius: var(--uk49s-radius);
  padding: 1.5rem;
  border: 1px solid var(--uk49s-border);
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.82), rgba(15, 23, 42, 0.94));
  box-shadow: var(--uk49s-shadow);
}

.uk49s-auth-wrap {
  min-height: calc(100vh - 72px);
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
}

.uk49s-auth-wrap-dark {
  background: linear-gradient(180deg, #020617, #0f172a);
}

.uk49s-auth-card {
  width: min(100%, 480px);
  text-align: center;
}

.uk49s-feature-card,
.uk49s-achievement-card,
.uk49s-step-card,
.uk49s-admin-stat {
  text-align: center;
}

.uk49s-feature-icon {
  display: inline-flex;
  width: 64px;
  height: 64px;
  align-items: center;
  justify-content: center;
  border-radius: 20px;
  background: rgba(139, 92, 246, 0.14);
  color: #fff;
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.uk49s-step-index {
  width: 58px;
  height: 58px;
  margin: 0 auto 1rem;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 92, 246, 0.14);
  border: 2px solid rgba(139, 92, 246, 0.4);
  font-weight: 800;
}

.uk49s-card-art {
  min-height: 300px;
  background:
    linear-gradient(180deg, rgba(15, 23, 42, 0.32), rgba(15, 23, 42, 0.82)),
    url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?q=80&w=1000&auto=format&fit=crop') center/cover no-repeat;
}

.uk49s-footer {
  margin-top: auto;
  border-top: 1px solid var(--uk49s-border);
  background: rgba(2, 6, 23, 0.65);
}

.uk49s-footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 2rem;
  padding: 3rem 0 2rem;
}

.uk49s-footer a {
  display: block;
  margin-bottom: 0.6rem;
  color: var(--uk49s-muted);
}

.uk49s-footer-bottom {
  padding: 1.5rem 0 2rem;
  border-top: 1px solid var(--uk49s-border);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--uk49s-muted);
  font-size: 0.92rem;
}

.uk49s-field,
.uk49s-field-inline {
  display: grid;
  gap: 0.45rem;
}

.uk49s-field input,
.uk49s-field textarea,
.uk49s-field select,
.uk49s-search,
.uk49s-field-inline input {
  width: 100%;
  box-sizing: border-box;
  border-radius: 16px;
  border: 1px solid var(--uk49s-border);
  background: rgba(255, 255, 255, 0.06);
  color: var(--uk49s-text);
  padding: 0.95rem 1rem;
  font: inherit;
}

.uk49s-table-wrap {
  overflow-x: auto;
}

.uk49s-table {
  width: 100%;
  border-collapse: collapse;
}

.uk49s-table th,
.uk49s-table td {
  text-align: left;
  padding: 1rem;
  border-bottom: 1px solid var(--uk49s-border);
  vertical-align: top;
}

.uk49s-progress-bar {
  width: 100%;
  height: 10px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
}

.uk49s-progress-bar span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--uk49s-primary), var(--uk49s-accent));
}

.uk49s-notice {
  margin-bottom: 1rem;
  padding: 0.95rem 1rem;
  border-radius: 16px;
  border: 1px solid var(--uk49s-border);
}

.uk49s-notice-success { background: rgba(34, 197, 94, 0.12); color: #bbf7d0; }
.uk49s-notice-error { background: rgba(239, 68, 68, 0.14); color: #fecaca; }
.uk49s-notice-info { background: rgba(59, 130, 246, 0.14); color: #bfdbfe; }

.uk49s-number-grid {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 0.6rem;
}

.uk49s-number-button {
  min-height: 48px;
  border-radius: 16px;
  border: 1px solid var(--uk49s-border);
  background: rgba(255, 255, 255, 0.04);
  color: white;
  cursor: pointer;
}

.uk49s-number-button.is-selected {
  background: linear-gradient(135deg, var(--uk49s-primary), var(--uk49s-secondary));
}

.uk49s-number-button.is-hit {
  background: linear-gradient(135deg, var(--uk49s-accent), #fb7185);
}

.uk49s-drawn-wrap {
  display: grid;
  gap: 0.75rem;
}

.uk49s-drawn-numbers {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.uk49s-drawn-numbers span {
  width: 48px;
  height: 48px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
}

.uk49s-result {
  min-height: 40px;
  color: #fcd34d;
  font-weight: 700;
}

.uk49s-scratch-board {
  position: relative;
  aspect-ratio: 3 / 2;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--uk49s-border);
}

.uk49s-scratch-reveal {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #020617, #1e293b);
  font-size: 4rem;
  font-weight: 800;
}

.uk49s-scratch-board canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.uk49s-wheel-wrap {
  position: relative;
  width: min(100%, 420px);
  margin: 0 auto;
}

.uk49s-wheel-pointer {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 18px solid transparent;
  border-right: 18px solid transparent;
  border-top: 34px solid var(--uk49s-accent);
  z-index: 2;
}

.uk49s-wheel {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 999px;
  border: 8px solid rgba(255, 255, 255, 0.12);
  background: conic-gradient(#ef4444 0deg 30deg, #f59e0b 30deg 60deg, #10b981 60deg 90deg, #3b82f6 90deg 120deg, #8b5cf6 120deg 150deg, #ec4899 150deg 180deg, #f59e0b 180deg 210deg, #64748b 210deg 240deg, #10b981 240deg 270deg, #3b82f6 270deg 300deg, #8b5cf6 300deg 330deg, #64748b 330deg 360deg);
  box-shadow: var(--uk49s-shadow);
}

.uk49s-admin {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 1.5rem;
  padding: 2rem 0;
}

.uk49s-admin-sidebar a {
  display: block;
  padding: 0.9rem 1rem;
  border-radius: 16px;
  color: var(--uk49s-muted);
}

.uk49s-admin-sidebar a.is-active,
.uk49s-admin-sidebar a:hover {
  background: rgba(139, 92, 246, 0.14);
  color: #fff;
}

.uk49s-action-form {
  display: inline-block;
  margin: 0 0.25rem 0.25rem 0;
}

.uk49s-admin-user-form {
  max-width: 320px;
  margin-bottom: 0.75rem;
}

.uk49s-admin-actions {
  align-items: center;
}

.is-locked {
  opacity: 0.55;
  filter: grayscale(1);
}

@media (max-width: 920px) {
  .uk49s-nav,
  .uk49s-footer-grid,
  .uk49s-grid-4,
  .uk49s-grid-3,
  .uk49s-grid-2,
  .uk49s-admin,
  .uk49s-stats-grid {
    grid-template-columns: 1fr;
  }

  .uk49s-footer-bottom,
  .uk49s-toolbar,
  .uk49s-button-row,
  .uk49s-meta-list,
  .uk49s-tournament-stats {
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .uk49s-header-inner {
    flex-wrap: wrap;
    padding: 0.75rem 0;
  }

  .uk49s-nav,
  .uk49s-header-actions {
    display: none;
  }

  .uk49s-mobile-menu {
    display: block;
  }

  .uk49s-mobile-menu[open] {
    width: 100%;
    margin-top: 0.75rem;
  }

  .uk49s-number-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}