.tool-header {
  margin-bottom: 2.5rem;
  text-align: center;
}

.tool-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: #0f0f0f;
  margin-bottom: 0.75rem;
}

.tool-description {
  color: #525252;
  line-height: 1.6;
  font-size: 16px;
}

/* Input Section */
.input-section {
  margin-bottom: 2.5rem;
}

.task-input-container {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.task-input {
  flex: 1;
  padding: 0.875rem 1.25rem;
  border: 2px solid #e5e5e5;
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  transition: all 0.2s ease;
  background: #ffffff;
}

.task-input:focus {
  outline: none;
  border-color: #0f0f0f;
  box-shadow: 0 0 0 3px rgba(15, 15, 15, 0.1);
}

.task-input::placeholder {
  color: #a3a3a3;
  font-style: italic;
}

.btn-add {
  background-color: #146ef5;
  color: white;
  padding: 0.875rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-add:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255, 0, 128, 0.2);
}

.btn-add:active {
  transform: translateY(0);
}

/* Statistics Section */
.stats-section {
  background: #f8f8f8;
  border: 1px solid #e5e5e5;
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: #0f0f0f;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 12px;
  font-weight: 500;
  color: #525252;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.completion-rate {
  color: #ff0080;
}

/* Filter and Controls */
.controls-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.filter-buttons {
  display: flex;
  gap: 0.5rem;
}

.filter-btn {
  padding: 0.5rem 1rem;
  border: 1px solid #e5e5e5;
  background: #ffffff;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  color: #525252;
}

.filter-btn.active {
  background: #0f0f0f;
  color: white;
  border-color: #0f0f0f;
}

.filter-btn:hover:not(.active) {
  background: #f8f8f8;
  border-color: #d5d5d5;
}

.btn-clear {
  background: #f8f8f8;
  color: #525252;
  padding: 0.5rem 1rem;
  border: 1px solid #e5e5e5;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-clear:hover {
  background: #f0f0f0;
  border-color: #d5d5d5;
  color: #0f0f0f;
}

/* Task List */
.task-list {
  min-height: 200px;
}

.task-item {
  display: flex;
  align-items: center;
  padding: 1rem;
  border: 1px solid #e5e5e5;
  border-radius: 8px;
  margin-bottom: 0.5rem;
  background: #ffffff;
  transition: all 0.2s ease;
  animation: slideIn 0.3s ease;
}

.task-item:hover {
  border-color: #d5d5d5;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.task-item.completed {
  background: #f8f8f8;
  opacity: 0.7;
}

.task-item.completed .task-text {
  text-decoration: line-through;
  color: #a3a3a3;
}

.task-checkbox {
  width: 18px;
  height: 18px;
  margin-right: 1rem;
  cursor: pointer;
  accent-color: #ff0080;
}

.task-text {
  flex: 1;
  font-size: 15px;
  color: #0f0f0f;
  word-break: break-word;
}

.task-delete {
  background: none;
  border: none;
  color: #a3a3a3;
  font-size: 18px;
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 4px;
  transition: all 0.2s ease;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.task-delete:hover {
  background: #fee2e2;
  color: #dc2626;
}

.empty-state {
  text-align: center;
  padding: 3rem 2rem;
  color: #a3a3a3;
}

.empty-state h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #525252;
}

.empty-state p {
  font-size: 14px;
}

/* Animations */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideOut {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(20px);
  }
}

.task-item.removing {
  animation: slideOut 0.3s ease forwards;
}

/* Responsive Design */
@media (max-width: 768px) {
  .tool-content {
    margin: 1rem;
    padding: 2rem;
  }

  .task-input-container {
    flex-direction: column;
    gap: 0.75rem;
  }

  .btn-add {
    width: 100%;
  }

  .controls-section {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-buttons {
    justify-content: center;
  }

  .stats-section {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .tool-content {
    padding: 1.5rem;
  }

  .stats-section {
    grid-template-columns: 1fr;
  }

  .filter-buttons {
    flex-wrap: wrap;
  }
}