.board-join-preview {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.preview-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  color: white;
}

.preview-loading p {
  margin: 0;
  font-size: 1.1rem;
}

.preview-card {
  background: white;
  border-radius: 24px;
  padding: 2rem;
  max-width: 400px;
  width: 100%;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.preview-card.error-card {
  max-width: 360px;
}

.invite-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.error-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.preview-card h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #1f2937;
  margin: 0 0 1.5rem 0;
}

.board-info {
  background: #f9fafb;
  border-radius: 12px;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.board-name {
  font-size: 1.25rem;
  font-weight: 600;
  color: #1f2937;
  margin-bottom: 0.75rem;
}

.board-owner,
.board-members {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  color: #6b7280;
  margin-top: 0.5rem;
}

.board-owner .value,
.board-members .value {
  color: #374151;
  font-weight: 500;
}

.error-text {
  color: #ef4444;
  margin: 0 0 1.5rem 0;
}

.join-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 8px;
  padding: 0.75rem;
  color: #ef4444;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.join-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 1rem;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.join-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.join-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.spinner-small {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.login-prompt {
  text-align: center;
}

.login-prompt p {
  color: #6b7280;
  margin: 0 0 1rem 0;
  font-size: 0.95rem;
}

.login-btn {
  width: 100%;
  padding: 1rem;
  background: #6366f1;
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.login-btn:hover {
  background: #4f46e5;
}

.back-btn {
  width: 100%;
  padding: 1rem;
  background: #f3f4f6;
  color: #374151;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.back-btn:hover {
  background: #e5e7eb;
}

.cancel-link {
  margin-top: 1rem;
  background: none;
  border: none;
  color: #9ca3af;
  font-size: 0.95rem;
  cursor: pointer;
  transition: color 0.2s;
}

.cancel-link:hover {
  color: #6b7280;
}

