.party-dialog {
  box-sizing: border-box;
  width: min(920px, calc(100% - 24px));
  max-height: min(900px, calc(100dvh - 24px));
  padding: clamp(18px, 4vw, 36px);
  overflow: auto;
  overscroll-behavior: contain;
  color: #f7fbff;
  background: #071a30;
  border: 1px solid #55779c;
  border-radius: 18px;
  box-shadow: 0 24px 80px rgb(0 0 0 / 55%);
}

.party-dialog::backdrop { background: rgb(0 8 20 / 78%); }
.party-dialog[open] { animation: party-enter 180ms ease-out; }

.party-heading,
.party-section-heading,
.party-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.party-heading h2 { margin: 2px 0 0; text-wrap: balance; }
.party-eyebrow {
  margin: 0;
  color: #86d9ff;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.party-opening,
.party-error {
  min-height: 280px;
  display: grid;
  place-content: center;
  justify-items: center;
  text-align: center;
}

.party-spinner {
  width: 36px;
  height: 36px;
  border: 4px solid rgb(255 255 255 / 24%);
  border-top-color: #56cbff;
  border-radius: 50%;
  animation: party-spin 800ms linear infinite;
}

.party-join {
  display: grid;
  grid-template-columns: minmax(220px, 300px) 1fr;
  align-items: center;
  gap: clamp(20px, 5vw, 48px);
  margin-top: 24px;
  padding: clamp(18px, 4vw, 32px);
  color: #10233a;
  background: #f5fbff;
  border-radius: 16px;
}

.party-qr-wrap {
  aspect-ratio: 1;
  padding: 12px;
  background: #fff;
  border: 1px solid #c5d4e3;
  border-radius: 10px;
}

.party-qr-wrap canvas {
  display: block;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
}

.party-invite p { margin: 0 0 12px; }
.party-step { font-size: clamp(1.2rem, 3vw, 1.65rem); font-weight: 850; }
.party-code-block { margin: 22px 0 14px; }
.party-code-block span { display: block; color: #4e6176; font-size: .82rem; }
.party-code-block strong {
  display: block;
  margin-top: 2px;
  font: 800 clamp(1.6rem, 6vw, 2.5rem)/1.1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .13em;
}
.party-expiry { color: #415870; font-variant-numeric: tabular-nums; }
.party-privacy { margin: 16px 0 26px; color: #b9cce0; font-size: .9rem; }

.party-pending { margin: 0 0 24px; }
.party-pending h3,
.party-section-heading h3 { margin: 0 0 10px; }
.party-section-heading span { color: #b9cce0; }
.party-pending-list,
.party-seats { margin: 0; padding: 0; list-style: none; }
.party-pending-list { display: grid; gap: 8px; }
.party-pending-list li {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) minmax(180px, auto) auto auto;
  align-items: center;
  gap: 10px;
  padding: 12px;
  background: #102a48;
  border: 1px solid #35587c;
  border-radius: 10px;
}
.party-pending-list small { display: block; color: #b9cce0; }
.party-pending-list button { min-height: 44px; }
.party-pending-list label {
  display: grid;
  gap: 3px;
  color: #b9cce0;
  font-size: .78rem;
}
.party-pending-list select {
  min-height: 44px;
  padding: 0 30px 0 10px;
  color: #f7fbff;
  background: #071a30;
  border: 1px solid #55779c;
  border-radius: 8px;
  font: inherit;
}

.party-seats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.party-seats li {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 62px;
  padding: 10px 14px;
  background: #0d253f;
  border: 1px solid #35587c;
  border-radius: 10px;
}
.party-seats li[data-ready="true"] { border-color: var(--seat-color); }
.party-seats li:focus-visible {
  outline: 2px solid #ffd166;
  outline-offset: 3px;
}
.party-seat-number {
  display: grid;
  flex: 0 0 38px;
  height: 38px;
  place-items: center;
  color: #061525;
  background: var(--seat-color, #728399);
  border-radius: 50%;
  font-weight: 900;
}
.party-seats strong,
.party-seats small { display: block; }
.party-seats small { margin-top: 2px; color: #b9cce0; }
.party-seat-copy { min-width: 0; }
.party-seat-remove { margin-left: auto; flex: 0 0 auto; }
.party-seats li:nth-child(1) { --seat-color: #4bc7ff; }
.party-seats li:nth-child(2) { --seat-color: #ff829e; }
.party-seats li:nth-child(3) { --seat-color: #72e38f; }
.party-seats li:nth-child(4) { --seat-color: #c491ff; }
.party-actions { margin-top: 26px; }
.party-error { color: #f7fbff; }
.party-error p { max-width: 48ch; }

@keyframes party-enter {
  from { opacity: 0; transform: translateY(8px) scale(.99); }
}
@keyframes party-spin { to { transform: rotate(360deg); } }

@media (max-width: 650px) {
  .party-dialog { width: 100%; max-height: 100dvh; margin: auto 0 0; border-radius: 18px 18px 0 0; }
  .party-join { grid-template-columns: 1fr; }
  .party-qr-wrap { width: min(260px, 100%); margin: 0 auto; }
  .party-seats { grid-template-columns: 1fr; }
  .party-pending-list li { grid-template-columns: 1fr; }
  .party-actions { align-items: stretch; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  .party-dialog[open] { animation: none; }
  .party-spinner { animation: none; border-top-color: #56cbff; }
}

@media (prefers-contrast: more) {
  .party-dialog, .party-seats li, .party-pending-list li { border-width: 2px; }
  .party-privacy, .party-seats small, .party-pending-list small { color: #e2edf7; }
}