.demo-hero {
  background:
    radial-gradient(circle at 84% 16%, rgba(255, 255, 255, 0.16), transparent 22%),
    linear-gradient(135deg, rgba(22, 111, 121, 0.96), rgba(200, 90, 62, 0.94));
}

.demo-hero-grid {
  align-items: center;
}

.demo-summary-card {
  border-radius: 28px;
  padding: 18px;
  background: rgba(255, 250, 243, 0.14);
  border: 1px solid rgba(255, 250, 243, 0.18);
  backdrop-filter: blur(8px);
}

.demo-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.mode-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.mode-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.97), rgba(244, 235, 221, 0.86));
  box-shadow: 0 12px 22px rgba(31, 44, 49, 0.08);
}

.mode-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.2rem;
}

.mode-card p {
  margin: 0;
}

.active-mode {
  border-color: rgba(27, 125, 136, 0.22);
  background:
    radial-gradient(circle at top right, rgba(27, 125, 136, 0.12), transparent 32%),
    linear-gradient(180deg, rgba(247, 252, 251, 0.98), rgba(233, 242, 239, 0.9));
}

.future-mode {
  border-color: rgba(220, 103, 64, 0.22);
  background:
    radial-gradient(circle at top left, rgba(220, 103, 64, 0.12), transparent 30%),
    linear-gradient(180deg, rgba(255, 251, 246, 0.98), rgba(244, 236, 227, 0.9));
}

.mode-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.mode-tag-row span {
  display: inline-flex;
  align-items: center;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(31, 44, 49, 0.06);
  font-size: 0.82rem;
  font-weight: 700;
}

.mode-toggle {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.mode-toggle__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid rgba(31, 44, 49, 0.12);
  background: rgba(31, 44, 49, 0.04);
  color: var(--ink);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.mode-toggle__button.active {
  color: #fffaf3;
  background: linear-gradient(135deg, var(--warm), var(--cool));
  border-color: transparent;
}

.setup-panel {
  display: none;
}

.setup-panel.active {
  display: block;
}

.demo-summary-grid article {
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 250, 243, 0.12);
  border: 1px solid rgba(255, 250, 243, 0.14);
}

.demo-summary-grid strong,
.special-preview strong {
  display: block;
  margin-bottom: 6px;
}

.special-preview {
  margin-top: 16px;
  display: grid;
  place-items: center;
}

.special-preview img {
  width: min(220px, 100%);
  border-radius: 18px;
  box-shadow: 0 18px 30px rgba(31, 44, 49, 0.18);
}

.setup-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(220px, 0.8fr) auto;
  gap: 14px;
  align-items: end;
}

.field {
  display: grid;
  gap: 8px;
}

.field span {
  font-weight: 700;
  color: var(--ink);
}

.field input,
.field select {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(31, 44, 49, 0.14);
  background: rgba(255, 255, 255, 0.88);
  color: var(--ink);
  font: inherit;
}

.button-solid,
.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
  border-radius: 999px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.button-solid {
  border: 0;
  color: #fffaf3;
  background: linear-gradient(135deg, var(--warm), var(--cool));
  box-shadow: 0 12px 22px rgba(31, 44, 49, 0.12);
}

.button-solid:disabled {
  cursor: not-allowed;
  opacity: 0.48;
  box-shadow: none;
}

.button-ghost {
  border: 1px solid rgba(31, 44, 49, 0.12);
  background: rgba(31, 44, 49, 0.04);
  color: var(--ink);
}

.setup-note {
  margin-top: 14px;
}

.room-grid {
  grid-template-columns: minmax(0, 1fr) minmax(220px, 0.8fr) minmax(220px, auto);
}

.room-actions {
  display: grid;
  gap: 10px;
}

.play-surface {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(320px, 0.85fr);
  gap: 18px;
}

.board-column,
.side-column {
  display: grid;
  gap: 18px;
}

.section-head.compact {
  align-items: start;
  margin-bottom: 14px;
}

.status-card .action-row {
  margin-top: 16px;
}

.turn-pill {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(27, 125, 136, 0.1);
  border: 1px solid rgba(27, 125, 136, 0.16);
  color: var(--cool-deep);
  font-weight: 700;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.status-module,
.rule-mini {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(244, 235, 221, 0.84));
  padding: 16px;
}

.status-module strong,
.rule-mini strong {
  display: block;
  margin-bottom: 6px;
}

.preview-banner {
  margin-top: 16px;
  padding: 18px;
  border-radius: 20px;
  background:
    radial-gradient(circle at top left, rgba(27, 125, 136, 0.14), transparent 32%),
    linear-gradient(180deg, rgba(247, 252, 251, 0.98), rgba(233, 241, 239, 0.9));
  border: 1px solid rgba(27, 125, 136, 0.24);
  line-height: 1.55;
}

.status-module.accent,
.rule-mini.special {
  background:
    radial-gradient(circle at top right, rgba(229, 176, 76, 0.16), transparent 32%),
    linear-gradient(180deg, rgba(255, 251, 240, 0.98), rgba(245, 236, 221, 0.9));
  border-color: rgba(229, 176, 76, 0.26);
}

.winner-banner {
  margin-top: 16px;
  padding: 18px;
  border-radius: 20px;
  background:
    radial-gradient(circle at top left, rgba(229, 176, 76, 0.2), transparent 30%),
    linear-gradient(180deg, rgba(255, 251, 240, 0.98), rgba(243, 233, 214, 0.9));
  border: 1px solid rgba(229, 176, 76, 0.32);
  font-weight: 700;
  line-height: 1.5;
}

.hidden {
  display: none;
}

.opponents-list {
  display: grid;
  gap: 14px;
}

.opponent-card {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(244, 235, 221, 0.84));
  padding: 16px;
  box-shadow: 0 10px 20px rgba(31, 44, 49, 0.06);
}

.opponent-card.current-turn {
  border-color: rgba(27, 125, 136, 0.28);
  box-shadow: 0 14px 24px rgba(27, 125, 136, 0.1);
}

.opponent-card.target {
  border-color: rgba(220, 103, 64, 0.28);
  box-shadow: 0 14px 24px rgba(220, 103, 64, 0.1);
}

.opponent-card.inactive {
  opacity: 0.68;
}

.opponent-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: start;
}

.opponent-top strong {
  display: block;
  font-size: 1.12rem;
}

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

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 7px 10px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status-badge.active {
  background: rgba(27, 125, 136, 0.1);
  color: var(--cool-deep);
}

.status-badge.waiting {
  background: rgba(31, 44, 49, 0.07);
  color: var(--ink);
}

.status-badge.out {
  background: rgba(95, 107, 112, 0.12);
  color: var(--muted);
}

.opponent-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0 14px;
}

.opponent-meta span,
.pair-chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(31, 44, 49, 0.06);
  font-size: 0.82rem;
  font-weight: 700;
}

.hidden-fan {
  display: flex;
  align-items: center;
  min-height: 90px;
  padding-left: 18px;
}

.hidden-card {
  width: 58px;
  aspect-ratio: 5 / 7;
  border-radius: 14px;
  border: 1px solid rgba(31, 44, 49, 0.14);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0)),
    url("../../production-samples/cards/common_back_print.svg") center / cover no-repeat;
  box-shadow: 0 10px 18px rgba(31, 44, 49, 0.12);
  margin-left: -18px;
}

.hidden-card:first-child {
  margin-left: 0;
}

.hidden-card.small {
  width: 46px;
}

.hand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
}

.game-card {
  --accent: rgba(31, 44, 49, 0.12);
  border: 1px solid rgba(31, 44, 49, 0.12);
  border-top: 7px solid var(--accent);
  border-radius: 20px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(243, 234, 221, 0.86));
  box-shadow: 0 12px 20px rgba(31, 44, 49, 0.07);
}

.game-card.special {
  border-top-color: #d6a446;
  background:
    radial-gradient(circle at top right, rgba(229, 176, 76, 0.16), transparent 32%),
    linear-gradient(180deg, rgba(255, 251, 242, 0.98), rgba(242, 231, 211, 0.9));
}

.game-card__media {
  height: 112px;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.36), transparent 28%),
    linear-gradient(135deg, rgba(31, 44, 49, 0.16), rgba(31, 44, 49, 0.04));
  background-position: center top;
  background-size: cover;
}

.game-card.special .game-card__media {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0)),
    url("../../production-samples/cards/paired_for_fitness_special_front.svg") center / cover no-repeat;
}

.game-card__content {
  padding: 14px;
}

.game-card__eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 6px 9px;
  border-radius: 999px;
  background: rgba(31, 44, 49, 0.06);
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.game-card__title {
  margin: 10px 0 6px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.2rem;
}

.game-card__meta {
  color: var(--cool-deep);
  font-weight: 700;
  margin-bottom: 6px;
}

.game-card__copy {
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.5;
}

.pair-bank {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pair-chip {
  background: rgba(27, 125, 136, 0.1);
  color: var(--cool-deep);
}

.pair-chip.empty,
.empty-state {
  color: var(--muted);
  background: rgba(31, 44, 49, 0.04);
}

.rule-stack {
  display: grid;
  gap: 12px;
}

.activity-log {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 12px;
}

.activity-log li {
  color: var(--ink);
  line-height: 1.55;
}

.activity-log li span {
  color: var(--muted);
}

@media (max-width: 1100px) {
  .play-surface,
  .setup-grid,
  .status-grid,
  .mode-grid,
  .room-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .demo-summary-grid,
  .hand-grid {
    grid-template-columns: 1fr;
  }

  .opponent-top {
    flex-direction: column;
  }
}