:root {
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-700: #334155;
  --gray-700: #374151;
  --gray-500: #6b7280;
  --gray-100: #f3f4f6;
  --white: #ffffff;
--green-600: #16a34a;
  --green-700: #15803d;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --emerald-600: #059669;
  --emerald-700: #047857;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--slate-100);
  min-height: 100vh;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.toolbar {
  position: fixed;
  top:70px;
  z-index: 50;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 0.5rem;
  background-color: var(--white);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  width: 100%;
}

.toolbar-item,
.toolbar-btn,
.toolbar-select,
.toolbar-input {
  font-size: 0.75rem;
  border-radius: 0.5rem;
  border: 1px solid var(--slate-300);
  padding: 0.25rem 0.5rem;
  background-color: var(--slate-200);
  color: var(--slate-700);
  transition: background-color 0.2s;
  cursor: pointer;
}

.toolbar-item:hover,
.toolbar-btn:hover,
.toolbar-select:hover {
  background-color: var(--slate-300);
}

.toolbar-btn.green {
  background-color: var(--green-600);
  color: var(--white);
  font-weight: 600;
  border: none;
  padding: 0.375rem 0.75rem;
}

.toolbar-btn.green:hover {
  background-color: var(--green-700);
}

.toolbar-btn.blue {
  background-color: var(--blue-600);
  color: var(--white);
  font-weight: 600;
  border: none;
  padding: 0.375rem 0.75rem;
}

.toolbar-btn.blue:hover {
  background-color: var(--blue-700);
}

.toolbar-btn.emerald {
  background-color: var(--emerald-600);
  color: var(--white);
  font-weight: 700;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  border: none;
  padding: 0.375rem 0.75rem;
}

.toolbar-btn.emerald:hover {
  background-color: var(--emerald-700);
}

.toolbar-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-700);
}

.flex {
  display: flex;
}

.items-center {
  align-items: center;
}

.gap-1 {
  gap: 0.25rem;
}

.gap-2 {
  gap: 0.5rem;
}

.w-12 {
  width: 3rem;
}

.hidden {
  display: none;
}

.text-xs {
  font-size: 0.75rem;
}

.font-semibold {
  font-weight: 600;
}

.text-gray-500 {
  color: var(--gray-500);
}

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

.file-input-label {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  background-color: var(--slate-200);
  color: var(--slate-700);
  padding: 0.25rem 0.75rem;
  border-radius: 0.5rem;
  border: 1px solid var(--slate-300);
  transition: background-color 0.2s;
}

.file-input-label:hover {
  background-color: var(--slate-300);
}

.color-label {
  display: flex;
  align-items: center;
  cursor: pointer;
}

.color-label input[type="radio"] {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  border: 2px solid transparent;
  margin-right: 0.25rem;
  transition: all 0.2s;
}

.color-label input[type="radio"]:checked {
  border-color: #333;
  outline: 2px solid #fff;
  box-shadow: 0 0 0 2px var(--color-value);
}

.color-label input[type="radio"][value="black"] { background-color: black; --color-value: black; }
.color-label input[type="radio"][value="red"] { background-color: red; --color-value: red; }
.color-label input[type="radio"][value="green"] { background-color: green; --color-value: green; }
.color-label input[type="radio"][value="blue"] { background-color: blue; --color-value: blue; }
.color-label input[type="radio"]:checked {
  outline-offset: 2px;
}

/* Responsive canvas */
canvas {
  max-width: 100%;
  height: auto !important;
}

.pages-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  padding-top: 5rem;
}

/* Responsive toolbar */
@media (max-width: 1024px) {
  .toolbar {
      justify-content: flex-start;
      gap: 0.5rem;
  }
  .toolbar > div, .toolbar a, .toolbar select, .toolbar button, .toolbar input {
      flex: 1 1 auto;
  }
}
@media (max-width: 640px) {
  .toolbar {
      flex-direction: column;
      align-items: stretch;
  }
  .toolbar > div, .toolbar a, .toolbar select, .toolbar button, .toolbar input {
      width: 100%;
      text-align: center;
  }
}