* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  border-radius: 0; /* Sharp edges everywhere */
}

:root {
  --color-bg: #ffffff;
  --color-surface: #f5f5f5;
  --color-border: #000000;
  --color-text: #000000;
  --color-text-secondary: #666666;
  --color-primary: #000000;
  --color-primary-hover: #333333;
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
}

body {
  font-family: 'Courier New', 'Monaco', 'Menlo', 'Consolas', monospace;
  background-color: var(--color-surface);
  color: var(--color-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-xl);
}

/* Header */
.header {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 2px solid var(--color-border);
}

.title {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.5px;
}

/* Main Content */
.content {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--spacing-xl);
}

@media (max-width: 768px) {
  .content {
    grid-template-columns: 1fr;
  }
}

/* Controls Panel */
.controls-panel {
  background-color: var(--color-bg);
  border: 2px solid var(--color-border);
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  height: fit-content;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text);
}

.input-group {
  display: flex;
  align-items: stretch;
  border: 2px solid var(--color-border);
  background-color: var(--color-bg);
}

.input {
  flex: 1;
  padding: var(--spacing-sm);
  border: none;
  background: transparent;
  font-size: 16px;
  font-weight: 500;
  outline: none;
  min-width: 0;
}

.input:focus {
  background-color: var(--color-surface);
}

.input-color {
  padding: var(--spacing-sm);
  border: 2px solid var(--color-border);
  background-color: var(--color-bg);
  cursor: pointer;
  height: 48px;
  -webkit-appearance: none;
  appearance: none;
}

.input-color::-webkit-color-swatch {
  border: none;
  border-radius: 0;
}

.input-color::-webkit-color-swatch-wrapper {
  padding: 0;
}

.suffix {
  padding: var(--spacing-sm);
  background-color: var(--color-surface);
  border-left: 2px solid var(--color-border);
  font-size: 14px;
  color: var(--color-text-secondary);
  white-space: nowrap;
  display: flex;
  align-items: center;
  font-weight: 500;
}

/* Buttons */
.button {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--color-border);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.button:hover {
  background-color: var(--color-surface);
}

.button:active {
  transform: translateY(1px);
}

.button-primary {
  background-color: var(--color-primary);
  color: var(--color-bg);
}

.button-primary:hover {
  background-color: var(--color-primary-hover);
}

.button-secondary {
  margin-top: var(--spacing-xs);
}

.button-primary + .button-primary {
  margin-top: var(--spacing-xs);
}

.button-toggle {
  position: relative;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-bg);
  color: var(--color-text);
  transition: all 0.2s ease;
}

.button-toggle[data-active="true"] {
  background-color: var(--color-primary);
  color: var(--color-bg);
}

.button-toggle:hover {
  background-color: var(--color-surface);
}

.button-toggle[data-active="true"]:hover {
  background-color: var(--color-primary-hover);
}

.toggle-label {
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* Info Panel */
.info-panel {
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-md);
  border-top: 2px solid var(--color-border);
}

.info-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
}

.info-label {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-secondary);
}

.info-value {
  font-weight: 600;
  font-family: 'Courier New', monospace;
}

/* Preview Panel */
.preview-panel {
  background-color: var(--color-bg);
  border: 2px solid var(--color-border);
  display: flex;
  flex-direction: column;
  min-height: 500px;
}

.preview-header {
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 2px solid var(--color-border);
  background-color: var(--color-surface);
}

.preview-title {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.preview-content {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  overflow: auto;
}

.preview-content svg {
  max-width: 100%;
  height: auto;
  /* border: 1px solid var(--color-border); */
  shape-rendering: crispEdges;
  image-rendering: pixelated;
  image-rendering: -moz-crisp-edges;
  image-rendering: crisp-edges;
}

/* Loading state */
.loading {
  opacity: 0.5;
  pointer-events: none;
}

/* Footer */
.footer {
  margin-top: var(--spacing-xl);
  /* padding-top: var(--spacing-lg);
  border-top: 2px solid var(--color-border); */
  text-align: center;
}

.footer-text {
  font-size: 12px;
  color: var(--color-text-secondary);
  margin: 0;
  letter-spacing: 0.5px;
}

.footer-link {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--color-primary);
}