.random-palette-generator {
  max-width: 1180px !important;
  margin: 20px auto !important;
  padding: 25px !important;
  background: #f5f5f0 !important;
  border: 2px solid #333 !important;
  font-family: 'Noto Sans KR', 'Malgun Gothic', sans-serif !important;
  color: #222 !important;
  box-shadow: 8px 8px 0 rgba(0,0,0,0.15) !important;
  box-sizing: border-box !important;
}

.palette-generator-header {
  text-align: center !important;
  margin-bottom: 25px !important;
  padding-bottom: 18px !important;
  border-bottom: 3px double #333 !important;
}

.palette-generator-header h2 {
  margin: 0 0 10px 0 !important;
  font-size: 28px !important;
  font-weight: 700 !important;
  color: #2c3e50 !important;
  text-shadow: 2px 2px 0 rgba(255,255,255,0.5) !important;
  line-height: 1.2 !important;
}

.header-subtitle {
  margin: 0 !important;
  font-size: 14px !important;
  color: #666 !important;
  line-height: 1.4 !important;
}

.generator-controls {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 12px !important;
  margin-bottom: 25px !important;
  padding: 18px !important;
  background: #fff !important;
  border: 1px solid #333 !important;
  box-shadow: 4px 4px 0 rgba(0,0,0,0.1) !important;
  align-items: center !important;
  justify-content: center !important;
}

.control-group {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
}

.control-label {
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  color: #555 !important;
  margin: 0 !important;
}

.control-icon {
  width: 18px !important;
  height: 18px !important;
  color: #9b59b6 !important;
}

.count-select {
  padding: 8px 12px !important;
  border: 1px solid #333 !important;
  background: #fff !important;
  font-size: 14px !important;
  font-weight: 600 !important;
  color: #222 !important;
  cursor: pointer !important;
  min-width: 80px !important;
}

.count-select:focus {
  outline: none !important;
  background: #fffacd !important;
  border-color: #9b59b6 !important;
}

.input-row {
  display: flex !important;
  gap: 8px !important;
}

.select-input {
  flex-shrink: 0 !important;
  width: auto !important;
  min-width: 90px !important;
}

.btn-generate {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  padding: 10px 20px !important;
  background: #9b59b6 !important;
  border: 2px solid #333 !important;
  color: #fff !important;
  font-size: 15px !important;
  font-weight: 700 !important;
  cursor: pointer !important;
  box-shadow: 4px 4px 0 rgba(0,0,0,0.2) !important;
  transition: all 0.1s !important;
  white-space: nowrap !important;
}

.btn-generate:hover {
  background: #8e44ad !important;
  transform: translate(1px, 1px) !important;
  box-shadow: 3px 3px 0 rgba(0,0,0,0.2) !important;
}

.btn-generate:active {
  transform: translate(4px, 4px) !important;
  box-shadow: none !important;
}

.btn-icon {
  width: 18px !important;
  height: 18px !important;
  flex-shrink: 0 !important;
}

.action-buttons {
  display: flex !important;
  gap: 10px !important;
}

.btn-action {
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
  padding: 8px 14px !important;
  background: #fff !important;
  border: 1px solid #333 !important;
  color: #333 !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  box-shadow: 3px 3px 0 rgba(0,0,0,0.2) !important;
  transition: all 0.1s !important;
  white-space: nowrap !important;
}

.btn-action:hover {
  background: #f9f9f9 !important;
  transform: translate(1px, 1px) !important;
  box-shadow: 2px 2px 0 rgba(0,0,0,0.2) !important;
}

.btn-action:active {
  transform: translate(3px, 3px) !important;
  box-shadow: none !important;
}

.palette-display {
  min-height: 280px !important;
  margin-bottom: 20px !important;
  padding: 20px !important;
  background: #fff !important;
  border: 1px solid #333 !important;
  box-shadow: 4px 4px 0 rgba(0,0,0,0.1) !important;
}

.empty-state {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  min-height: 240px !important;
  text-align: center !important;
  color: #999 !important;
}

.empty-icon {
  width: 64px !important;
  height: 64px !important;
  margin-bottom: 15px !important;
  opacity: 0.3 !important;
}

.empty-state p {
  margin: 0 !important;
  font-size: 14px !important;
  line-height: 1.6 !important;
}

.palette-grid {
  display: grid !important;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)) !important;
  gap: 15px !important;
}

.color-card {
  position: relative !important;
  border: 2px solid #333 !important;
  cursor: pointer !important;
  transition: all 0.2s !important;
  overflow: hidden !important;
  box-shadow: 3px 3px 0 rgba(0,0,0,0.15) !important;
}

.color-card:hover {
  transform: translateY(-3px) !important;
  box-shadow: 5px 5px 0 rgba(0,0,0,0.2) !important;
}

.color-card:active {
  transform: translateY(0) !important;
  box-shadow: 2px 2px 0 rgba(0,0,0,0.15) !important;
}

.color-preview {
  width: 100% !important;
  height: 140px !important;
  position: relative !important;
}

.color-preview::after {
  content: '클릭하여 복사' !important;
  position: absolute !important;
  top: 50% !important;
  left: 50% !important;
  transform: translate(-50%, -50%) !important;
  background: rgba(0,0,0,0.7) !important;
  color: #fff !important;
  padding: 6px 12px !important;
  border-radius: 4px !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  opacity: 0 !important;
  transition: opacity 0.2s !important;
  pointer-events: none !important;
  white-space: nowrap !important;
}

.color-card:hover .color-preview::after {
  opacity: 1 !important;
}

.color-info {
  padding: 12px !important;
  background: #fff !important;
  border-top: 2px solid #333 !important;
}

.color-hex {
  font-size: 16px !important;
  font-weight: 700 !important;
  color: #222 !important;
  margin: 0 0 6px 0 !important;
  font-family: 'Courier New', monospace !important;
  text-align: center !important;
}

.color-rgb {
  font-size: 11px !important;
  color: #666 !important;
  margin: 0 !important;
  text-align: center !important;
  font-family: 'Courier New', monospace !important;
}

.history-section {
  margin-bottom: 20px !important;
  padding: 15px !important;
  background: #fff !important;
  border: 1px solid #333 !important;
  box-shadow: 4px 4px 0 rgba(0,0,0,0.1) !important;
}

.history-header {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  margin-bottom: 12px !important;
  padding-bottom: 10px !important;
  border-bottom: 2px solid #f0f0f0 !important;
}

.history-title {
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
  margin: 0 !important;
  font-size: 14px !important;
  font-weight: 700 !important;
  color: #2c3e50 !important;
}

.history-icon {
  width: 16px !important;
  height: 16px !important;
  color: #9b59b6 !important;
}

.history-count {
  font-size: 12px !important;
  color: #999 !important;
  font-weight: 500 !important;
}

.btn-clear-history {
  display: flex !important;
  align-items: center !important;
  gap: 4px !important;
  padding: 4px 10px !important;
  background: #fff !important;
  border: 1px solid #ddd !important;
  color: #666 !important;
  font-size: 11px !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  transition: all 0.1s !important;
  border-radius: 3px !important;
}

.btn-clear-history:hover {
  background: #fee !important;
  border-color: #e74c3c !important;
  color: #e74c3c !important;
}

.clear-icon {
  width: 12px !important;
  height: 12px !important;
}

.history-grid {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 8px !important;
  max-height: 200px !important;
  overflow-y: auto !important;
  padding: 5px !important;
}

.history-grid::-webkit-scrollbar {
  width: 6px !important;
  height: 6px !important;
}

.history-grid::-webkit-scrollbar-track {
  background: #f0f0f0 !important;
  border-radius: 3px !important;
}

.history-grid::-webkit-scrollbar-thumb {
  background: #ccc !important;
  border-radius: 3px !important;
}

.history-grid::-webkit-scrollbar-thumb:hover {
  background: #999 !important;
}

.history-empty {
  width: 100% !important;
  padding: 20px !important;
  text-align: center !important;
  color: #999 !important;
  font-size: 12px !important;
}

.history-item {
  display: flex !important;
  gap: 3px !important;
  padding: 8px !important;
  background: #fafafa !important;
  border: 1px solid #ddd !important;
  border-radius: 6px !important;
  cursor: pointer !important;
  transition: all 0.15s !important;
  box-shadow: 2px 2px 0 rgba(0,0,0,0.05) !important;
}

.history-item:hover {
  transform: translateY(-2px) !important;
  box-shadow: 3px 3px 0 rgba(0,0,0,0.1) !important;
  border-color: #9b59b6 !important;
}

.history-item:active {
  transform: translateY(0) !important;
  box-shadow: 1px 1px 0 rgba(0,0,0,0.05) !important;
}

.history-color {
  width: 22px !important;
  height: 22px !important;
  border: 1px solid #333 !important;
  border-radius: 3px !important;
  flex-shrink: 0 !important;
}

.usage-tips {
  padding: 18px !important;
  background: #fff !important;
  border: 1px solid #333 !important;
  box-shadow: 4px 4px 0 rgba(0,0,0,0.1) !important;
}

.tips-title {
  margin: 0 0 12px 0 !important;
  font-size: 16px !important;
  font-weight: 700 !important;
  color: #2c3e50 !important;
  padding-bottom: 10px !important;
  border-bottom: 2px solid #f0f0f0 !important;
}

.tips-list {
  margin: 0 !important;
  padding-left: 20px !important;
  list-style: none !important;
}

.tips-list li {
  position: relative !important;
  margin-bottom: 8px !important;
  font-size: 13px !important;
  line-height: 1.6 !important;
  color: #444 !important;
  padding-left: 12px !important;
}

.tips-list li::before {
  content: '▸' !important;
  position: absolute !important;
  left: 0 !important;
  color: #9b59b6 !important;
  font-weight: 700 !important;
}

.tips-list li:last-child {
  margin-bottom: 0 !important;
}

.tips-list strong {
  color: #222 !important;
  font-weight: 700 !important;
}

.toast-notification {
  position: fixed !important;
  bottom: 30px !important;
  left: 50% !important;
  transform: translateX(-50%) translateY(100px) !important;
  background: #333 !important;
  color: #fff !important;
  padding: 12px 24px !important;
  border-radius: 6px !important;
  font-size: 14px !important;
  font-weight: 600 !important;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3) !important;
  opacity: 0 !important;
  transition: all 0.3s ease !important;
  z-index: 9999 !important;
  pointer-events: none !important;
  white-space: nowrap !important;
}

.toast-notification.show {
  opacity: 1 !important;
  transform: translateX(-50%) translateY(0) !important;
}

@media (max-width: 768px) {
  .random-palette-generator {
    padding: 15px 10px !important;
    margin: 10px !important;
  }

  .palette-generator-header h2 {
    font-size: 22px !important;
  }

  .header-subtitle {
    font-size: 13px !important;
  }

  .generator-controls {
    flex-direction: column !important;
    padding: 15px 10px !important;
    gap: 10px !important;
  }

  .control-group {
    width: 100% !important;
    justify-content: space-between !important;
  }

  .count-select {
    flex: 1 !important;
    max-width: 150px !important;
  }

  .btn-generate {
    width: 100% !important;
    justify-content: center !important;
    font-size: 14px !important;
    padding: 12px 16px !important;
  }

  .action-buttons {
    width: 100% !important;
    flex-direction: column !important;
  }

  .btn-action {
    width: 100% !important;
    justify-content: center !important;
  }

  .palette-display {
    padding: 15px 10px !important;
    min-height: 240px !important;
  }

  .palette-grid {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }

  .color-preview {
    height: 120px !important;
  }

  .history-section {
    padding: 12px 10px !important;
  }

  .history-header {
    flex-direction: column !important;
    gap: 8px !important;
    align-items: flex-start !important;
  }

  .btn-clear-history {
    align-self: flex-end !important;
  }

  .history-grid {
    max-height: 150px !important;
  }

  .history-color {
    width: 20px !important;
    height: 20px !important;
  }

  .usage-tips {
    padding: 15px 10px !important;
  }

  .tips-list {
    padding-left: 15px !important;
  }

  .tips-list li {
    font-size: 12px !important;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .palette-grid {
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)) !important;
  }
}