/**
 * SignaturePad CSS
 * @version 2.0.0
 */

/* Main container */
.signature-pad {
  --sigpad-primary-color: #6366F1;
  --sigpad-primary-hover: #4F46E5;
  --sigpad-bg-color: #FAFAFA;
  --sigpad-text-color: #18181B;
  --sigpad-text-muted: #A1A1AA;
  --sigpad-border-color: #E4E4E7;
  --sigpad-button-bg: #F4F4F5;
  --sigpad-button-hover-bg: #E4E4E7;
  --sigpad-button-active-bg: #D4D4D8;
  --sigpad-canvas-bg: #FFFFFF;
  --sigpad-shadow: 0 1px 2px rgba(0, 0, 0, 0.05), 0 1px 3px rgba(0, 0, 0, 0.04);
  --sigpad-shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
  --sigpad-toast-bg: #18181B;
  --sigpad-toast-text: #FAFAFA;

  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--sigpad-text-color);
  max-width: 100%;
  box-sizing: border-box;
}

/* Dark mode */
.signature-pad.dark {
  --sigpad-primary-color: #818CF8;
  --sigpad-primary-hover: #6366F1;
  --sigpad-bg-color: #18181B;
  --sigpad-text-color: #FAFAFA;
  --sigpad-text-muted: #71717A;
  --sigpad-border-color: #27272A;
  --sigpad-button-bg: #27272A;
  --sigpad-button-hover-bg: #3F3F46;
  --sigpad-button-active-bg: #52525B;
  --sigpad-canvas-bg: #09090B;
  --sigpad-shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 1px 3px rgba(0, 0, 0, 0.2);
  --sigpad-shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.4), 0 2px 6px rgba(0, 0, 0, 0.25);
  --sigpad-toast-bg: #FAFAFA;
  --sigpad-toast-text: #18181B;
}

/* Wrapper */
.sigpad-wrapper {
  width: 100%;
  background-color: var(--sigpad-bg-color);
  border-radius: 0.75rem;
  overflow: hidden;
}

/* Canvas container */
.sigpad-canvas-container {
  position: relative;
  width: 100%;
  height: 200px;
  background-color: var(--sigpad-canvas-bg);
  border: 2px solid var(--sigpad-border-color);
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: var(--sigpad-shadow);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.sigpad-canvas-container:hover {
  border-color: var(--sigpad-primary-color);
  box-shadow: var(--sigpad-shadow-lg);
}

/* Canvas element */
.sigpad-canvas {
  width: 100%;
  height: 100%;
  cursor: crosshair;
  touch-action: none;
}

/* Empty message */
.sigpad-empty-message {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  color: var(--sigpad-text-muted);
  font-size: 1rem;
}

.sigpad-empty-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0.6;
}

.sigpad-empty-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.5;
}

.sigpad-empty-text {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.sigpad-signature-line {
  width: 200px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--sigpad-text-muted), transparent);
  margin-top: 0.25rem;
}

/* Controls container */
.sigpad-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

/* Buttons */
.sigpad-btn {
  flex: 1;
  min-width: 80px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--sigpad-border-color);
  border-radius: 0.5rem;
  background-color: var(--sigpad-button-bg);
  color: var(--sigpad-text-color);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: center;
  line-height: 1;
  -webkit-user-select: none;
  user-select: none;
}

.sigpad-btn svg {
  flex-shrink: 0;
  opacity: 0.7;
  transition: opacity 0.15s;
}

.sigpad-btn:hover:not(:disabled) {
  background-color: var(--sigpad-button-hover-bg);
  border-color: var(--sigpad-button-hover-bg);
  box-shadow: var(--sigpad-shadow);
}

.sigpad-btn:hover:not(:disabled) svg {
  opacity: 1;
}

.sigpad-btn:active:not(:disabled) {
  background-color: var(--sigpad-button-active-bg);
  transform: translateY(1px);
  box-shadow: none;
}

.sigpad-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Download button accent */
.sigpad-btn-download {
  background-color: var(--sigpad-primary-color) !important;
  border-color: var(--sigpad-primary-color) !important;
  color: white !important;
}

.sigpad-btn-download svg {
  opacity: 0.9;
}

.sigpad-btn-download:hover:not(:disabled) {
  background-color: var(--sigpad-primary-hover) !important;
  border-color: var(--sigpad-primary-hover) !important;
}

.sigpad-btn-download:disabled {
  opacity: 0.4;
}

/* Toast container */
.sigpad-toast-container {
  position: absolute;
  bottom: 0.75rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  pointer-events: none;
  z-index: 10;
}

/* Toast notifications */
.sigpad-toast {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  background-color: var(--sigpad-toast-bg);
  color: var(--sigpad-toast-text);
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 2rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  opacity: 0;
  transform: translateY(8px) scale(0.95);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
}

.sigpad-toast-show {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.sigpad-toast-hide {
  opacity: 0;
  transform: translateY(-4px) scale(0.95);
}

.sigpad-toast-success svg {
  color: #22C55E;
}

.sigpad-toast-error svg {
  color: #EF4444;
}

.sigpad-toast-info svg {
  color: #3B82F6;
}

/* Disabled state */
.sigpad-disabled .sigpad-canvas-container {
  opacity: 0.6;
}

/* Responsive adjustments */
@media (max-width: 640px) {
  .sigpad-btn {
    padding: 0.4rem 0.5rem;
    font-size: 0.75rem;
    min-width: 60px;
  }

  .sigpad-btn span {
    display: none;
  }

  .sigpad-btn svg {
    opacity: 1;
  }

  .sigpad-signature-line {
    width: 140px;
  }
}

/* Cursor styles for the signature pad */
.sigpad-canvas.pen-cursor {
  cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' width='24' height='24'%3E%3Cpath fill='none' stroke='%23000' stroke-width='2' d='M14.5 4.5L19.5 9.5M3 21L4 14L19 3L21 5L10 20L3 21Z'/%3E%3C/svg%3E") 1 21, crosshair;
}

.dark .sigpad-canvas.pen-cursor {
  cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' width='24' height='24'%3E%3Cpath fill='none' stroke='%23FFF' stroke-width='2' d='M14.5 4.5L19.5 9.5M3 21L4 14L19 3L21 5L10 20L3 21Z'/%3E%3C/svg%3E") 1 21, crosshair;
}