body {
  background: linear-gradient(180deg, #0d0d0d 0%, #0a0a0a 50%, #0d0d0d 100%);
}

.demo-wrap {
  max-width: 980px;
}

.demo-hero,
.demo-card,
.demo-proof {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--card-shadow);
}

.demo-hero {
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.demo-badge {
  margin: 0 0 0.45rem;
  display: inline-flex;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 107, 0, 0.35);
  color: var(--orange);
  background: var(--orange-soft);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
}

.demo-hero h1 {
  margin: 0 0 0.5rem;
  font-family: var(--font-heading);
  font-size: clamp(1.35rem, 2.6vw, 1.9rem);
}

.demo-lead {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.5;
}

.demo-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.9rem;
}

.demo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.demo-card {
  padding: 1rem;
}

.demo-card h2 {
  margin: 0 0 0.7rem;
  font-size: 1rem;
  font-family: var(--font-heading);
}

.demo-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.5rem;
}

.demo-timeline li {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.65rem 0.72rem;
  color: var(--text-muted);
  font-size: 0.89rem;
  line-height: 1.45;
  opacity: 0.45;
}

.demo-timeline li.is-active {
  opacity: 1;
  color: var(--text);
  border-color: rgba(255, 107, 0, 0.45);
  background: rgba(255, 107, 0, 0.08);
}

.demo-queue {
  display: grid;
  gap: 0.5rem;
}

.demo-queue-item {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.62rem 0.7rem;
  display: grid;
  gap: 0.2rem;
}

.demo-queue-item strong {
  font-size: 0.9rem;
}

.demo-queue-item span {
  color: var(--text-muted);
  font-size: 0.82rem;
}

.status {
  justify-self: start;
  display: inline-flex;
  border-radius: 999px;
  padding: 0.18rem 0.52rem;
  font-size: 0.72rem;
  font-weight: 700;
}

.status-new {
  color: #ffd8bf;
  background: rgba(255, 107, 0, 0.2);
}

.status-confirmed {
  color: #bbf7d0;
  background: rgba(34, 197, 94, 0.2);
}

.demo-hall {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.hall-table {
  min-height: 44px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  font-weight: 700;
}

.hall-table.is-available {
  border-color: rgba(34, 197, 94, 0.45);
}

.hall-table.is-confirmed {
  border-color: rgba(34, 197, 94, 0.65);
  background: rgba(34, 197, 94, 0.2);
}

.demo-hint {
  margin: 0.55rem 0 0;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.demo-notify {
  display: grid;
  gap: 0.45rem;
}

.notify-item {
  margin: 0;
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 0.55rem 0.65rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.4;
}

.notify-item.is-active {
  border-style: solid;
  border-color: rgba(255, 107, 0, 0.4);
  color: var(--text);
  background: rgba(255, 107, 0, 0.08);
}

.demo-proof {
  margin-top: 0.95rem;
  padding: 1rem;
}

.demo-proof-title {
  margin: 0 0 0.45rem;
  font-size: 1rem;
  font-weight: 700;
}

.demo-proof ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--text-muted);
}

.demo-proof .section-actions {
  margin-top: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

@media (max-width: 768px) {
  .demo-grid {
    grid-template-columns: 1fr;
  }
  .demo-proof .section-actions .btn {
    width: 100%;
  }
}