:root {
  --jw-gold: #e6d15b;
  --jw-gold-soft: rgba(230, 209, 91, 0.14);
  --jw-surface: #12101a;
  --jw-surface-raised: #191524;
  --jw-border: rgba(255, 255, 255, 0.09);
  --jw-muted: #938c99;
}

.app-nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  width: min(520px, calc(100% - 24px));
  margin: 12px auto 6px;
  padding: 5px;
  border: 1px solid var(--jw-border);
  border-radius: 16px;
  background: rgba(18, 16, 26, 0.92);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.22);
}

.app-nav-button {
  position: relative;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--jw-muted);
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease, transform 160ms ease;
}

.app-nav-button:hover {
  color: #e8e4de;
  background: rgba(255, 255, 255, 0.05);
}

.app-nav-button:active {
  transform: scale(0.98);
}

.app-nav-button:focus-visible {
  outline: 2px solid var(--jw-gold);
  outline-offset: 2px;
}

.app-nav-button.active {
  color: #0b0810;
  background: var(--jw-gold);
}

.app-nav-icon {
  font-size: 16px;
  line-height: 1;
}

.app-nav-badge {
  min-width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
  border-radius: 20px;
  background: #ff5266;
  color: #fff;
  font-size: 10px;
  line-height: 1;
  box-shadow: 0 0 0 2px var(--jw-surface);
}

.social-view {
  width: min(1120px, 100%);
  min-height: calc(100dvh - 150px);
  margin: 0 auto;
  padding: 18px clamp(12px, 3vw, 28px) calc(48px + env(safe-area-inset-bottom, 0px));
  outline: none;
}

.social-view[aria-busy="true"] {
  cursor: progress;
}

.quiz-invite-banner {
  position: fixed;
  right: max(16px, env(safe-area-inset-right, 0px));
  bottom: max(18px, env(safe-area-inset-bottom, 0px));
  z-index: 12000;
  width: min(430px, calc(100vw - 32px));
  display: grid;
  gap: 14px;
  padding: 17px;
  border: 1px solid rgba(230, 209, 91, 0.28);
  border-radius: 18px;
  background: rgba(18, 16, 26, 0.97);
  color: #e8e4de;
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.52);
}

.quiz-invite-copy {
  display: grid;
  gap: 5px;
}

.quiz-invite-copy strong {
  font-size: 16px;
}

.quiz-invite-copy > span:last-child {
  color: var(--jw-muted);
  font-size: 13px;
  line-height: 1.45;
}

.quiz-invite-eyebrow {
  color: var(--jw-gold);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.quiz-invite-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
}

.quiz-invite-button {
  min-height: 44px;
  border: 1px solid var(--jw-border);
  border-radius: 12px;
  color: #e8e4de;
  background: rgba(255, 255, 255, 0.07);
  font-family: inherit;
  font-size: 13px;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
}

.quiz-invite-button.primary {
  border-color: transparent;
  color: #0b0810;
  background: var(--jw-gold);
}

.quiz-invite-button:disabled {
  cursor: wait;
  opacity: 0.58;
}

.quiz-invite-button:focus-visible {
  outline: 2px solid var(--jw-gold);
  outline-offset: 2px;
}

body[data-view="game"] #app,
body[data-view="friends"] #app {
  min-height: 100dvh;
}

body[data-view="game"] #appHeader,
body[data-view="friends"] #appHeader {
  border-bottom-color: rgba(230, 209, 91, 0.09);
}

@media (max-width: 620px) {
  #appHeader {
    flex-wrap: wrap;
  }

  .app-nav {
    width: calc(100% - 16px);
    margin-top: 8px;
  }

  .app-nav-button {
    min-height: 46px;
    gap: 5px;
    font-size: 12px;
  }

  .social-view {
    min-height: calc(100dvh - 160px);
    padding-top: 12px;
  }

  .quiz-invite-banner {
    right: 8px;
    bottom: calc(8px + env(safe-area-inset-bottom, 0px));
    width: calc(100vw - 16px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .app-nav-button {
    transition: none;
  }
}