.admin-page {
  min-height: 100dvh;
  padding: 1.5rem;
}

.admin-header {
  max-width: 960px;
  margin: 0 auto 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.admin-header__back,
.admin-header__logout {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray);
  background: none;
  border: none;
  cursor: pointer;
  text-decoration: none;
}

.admin-header__back:hover,
.admin-header__logout:hover {
  color: var(--black);
}

.admin-card {
  max-width: 420px;
  margin: 0 auto;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: var(--shadow);
}

.admin-card--wide {
  max-width: 960px;
}

.admin-title {
  font-size: 1.35rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.35rem;
}

.admin-subtitle {
  color: var(--gray);
  font-size: 0.9rem;
}

.admin-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.admin-count {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.tabs__btn {
  flex: 1;
  padding: 0.85rem 0.5rem;
  border: none;
  border-bottom: 2px solid transparent;
  background: none;
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray);
  cursor: pointer;
}

.tabs__btn--active {
  color: var(--black);
  border-bottom-color: var(--black);
}

.tab-panel {
  display: none;
}

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

.clientes-list {
  display: grid;
  gap: 1rem;
}

.cliente-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 12px;
}

.cliente-card__info h3 {
  font-size: 1rem;
  margin-bottom: 0.35rem;
}

.cliente-card__info p {
  font-size: 0.9rem;
  color: var(--gray);
}

.cliente-card__fecha {
  margin-top: 0.35rem;
  font-size: 0.75rem !important;
}

.empty-state {
  text-align: center;
  color: var(--gray);
  padding: 2rem 1rem;
}

.sorteo-panel {
  text-align: center;
  padding: 1rem 0;
}

.sorteo-panel__text {
  color: var(--gray);
  margin-bottom: 1.5rem;
}

.countdown {
  margin: 2rem auto;
}

.countdown__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--black);
  color: var(--white);
  font-size: 3rem;
  font-weight: 700;
  animation: pulse 1s ease infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.ganador {
  margin-top: 1.5rem;
  padding: 1.5rem;
  border: 2px solid var(--black);
  border-radius: 16px;
}

.ganador__label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 0.5rem;
}

.ganador__nombre {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.ganador__datos {
  list-style: none;
  text-align: left;
  margin-bottom: 1.25rem;
}

.ganador__datos li {
  margin-bottom: 0.35rem;
  color: var(--gray);
}

.ganador .btn,
.sorteo-panel .btn {
  margin-top: 0.75rem;
}

@media (max-width: 640px) {
  .admin-top {
    flex-direction: column;
  }

  .cliente-card {
    flex-direction: column;
    align-items: stretch;
  }

  .tabs {
    flex-direction: column;
    border-bottom: none;
  }

  .tabs__btn {
    border: 1px solid var(--border);
    border-radius: 8px;
  }

  .tabs__btn--active {
    border-color: var(--black);
  }
}