.collab-dashboard {
  padding: 32px;
  max-width: 1280px;
  margin: 0 auto;
  position: relative;

  &__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
  }

  &__title {
    font-size: 24px;
    font-weight: 700;
    color: var(--collab-text-primary, #1a202c);
    margin: 0;
  }

  &__loading {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.7);
    z-index: 10;
    border-radius: 8px;
  }

  &__live-banner {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--collab-teal-glow, rgba(56, 178, 172, 0.08));
    border: 1px solid var(--collab-teal, #38b2ac);
    border-radius: 12px;
    margin-bottom: 24px;
  }

  &__live-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  &__live-actions {
    display: flex;
    gap: 8px;
  }

  &__stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 32px;

    @media (max-width: 768px) {
      grid-template-columns: repeat(2, 1fr);
    }

    @media (max-width: 480px) {
      grid-template-columns: 1fr;
    }
  }

  &__section {
    margin-bottom: 40px;
  }

  &__section-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--collab-text-primary, #1a202c);
    margin: 0 0 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--collab-border, #e2e8f0);
  }

  &__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
  }

  &__empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 48px 24px;
    background: var(--collab-surface, #f7fafc);
    border-radius: 12px;
    text-align: center;
    color: var(--collab-text-muted, #718096);
  }

  &__empty-icon {
    font-size: 48px;
  }
}

.collab-live-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--collab-teal, #38b2ac);
  flex-shrink: 0;
  animation: collabPulse 1.5s ease-in-out infinite;
}

.collab-stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 20px;
  background: var(--collab-surface, #f7fafc);
  border: 1px solid var(--collab-border, #e2e8f0);
  border-radius: 12px;
  text-align: center;

  &__value {
    font-size: 32px;
    font-weight: 700;
    color: var(--collab-teal, #38b2ac);
    line-height: 1;
  }

  &__label {
    font-size: 12px;
    color: var(--collab-text-muted, #718096);
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }
}

.collab-invite-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.collab-invite-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: var(--collab-surface, #f7fafc);
  border: 1px solid var(--collab-border, #e2e8f0);
  border-radius: 10px;

  &__info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  &__actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
  }
}

.collab-table-wrapper {
  overflow-x: auto;
  border-radius: 10px;
  border: 1px solid var(--collab-border, #e2e8f0);
}

.collab-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;

  thead {
    background: var(--collab-surface, #f7fafc);
  }

  th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--collab-text-muted, #718096);
    white-space: nowrap;
  }

  td {
    padding: 12px 16px;
    border-top: 1px solid var(--collab-border, #e2e8f0);
    color: var(--collab-text-primary, #1a202c);
  }

  tr.due-soon td {
    background: rgba(214, 158, 46, 0.06);
  }

  &__session-name {
    font-weight: 500;
  }

  &__session-meta {
    margin-top: 2px;
  }

  &__actions {
    display: flex;
    gap: 8px;
  }
}

.collab-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--collab-border, #e2e8f0);
  border-top-color: var(--collab-teal, #38b2ac);
  border-radius: 50%;
  animation: collabSpin 0.8s linear infinite;
}

.collab-muted {
  color: var(--collab-text-muted, #718096);
  font-size: 13px;
}

.collab-small {
  font-size: 12px;
}

.collab-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.15s, opacity 0.15s;
  white-space: nowrap;

  &--primary {
    background: var(--collab-teal, #38b2ac);
    color: #fff;

    &:hover {
      background: #319795;
    }
  }

  &--ghost {
    background: transparent;
    color: var(--collab-text-primary, #1a202c);
    border: 1px solid var(--collab-border, #e2e8f0);

    &:hover {
      background: var(--collab-surface, #f7fafc);
    }
  }

  &--danger-ghost {
    background: transparent;
    color: var(--collab-red, #fc8181);
    border: 1px solid rgba(252, 129, 129, 0.3);

    &:hover {
      background: rgba(252, 129, 129, 0.08);
    }
  }

  &--sm {
    padding: 5px 12px;
    font-size: 13px;
  }
}

@keyframes collabPulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.4;
  }
}

@keyframes collabSpin {
  to {
    transform: rotate(360deg);
  }
}

[dir='rtl'] {
  .collab-dashboard__header,
  .collab-dashboard__live-banner,
  .collab-invite-card,
  .collab-table th,
  .collab-table td {
    text-align: right;
  }
}