* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background: #f0f0f0;
  font-family: Arial, sans-serif;
}

.App {
  min-height: 100vh;
  padding-bottom: 100px;
}

.controls {
  position: sticky;
  top: 0;
  background: white;
  padding: 15px 20px;
  border-bottom: 2px solid #333;
  display: flex;
  gap: 10px;
  align-items: center;
  z-index: 1000;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.controls button {
  padding: 10px 20px;
  font-size: 14px;
  cursor: pointer;
  background: #007bff;
  color: white;
  border: none;
  border-radius: 4px;
  font-weight: 500;
}

.controls button:hover {
  background: #0056b3;
}

.controls input {
  padding: 10px;
  font-size: 14px;
  width: 300px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.doc-id {
  font-size: 12px;
  color: #666;
  padding: 8px 12px;
  background: #f5f5f5;
  border-radius: 4px;
}

.page-count {
  font-size: 12px;
  color: #666;
  margin-left: auto;
  padding: 8px 12px;
  background: #f5f5f5;
  border-radius: 4px;
}

.document-container {
  max-width: 900px;
  margin: 40px auto;
  padding: 0 20px;
}

.page {
  background: white;
  border: 1px solid #d0d0d0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  margin-bottom: 20px;
  position: relative;
  box-sizing: border-box;
}

.page-content {
  position: relative;
  width: 100%;
  height: 100%;
}

.page-number {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  color: #999;
  pointer-events: none;
  user-select: none;
}

/* Ensure contenteditable elements look clean */
[contenteditable] {
  cursor: text;
}

[contenteditable]:focus {
  outline: none;
}

/* [contenteditable]:empty:before {
  content: 'Start typing...';
  color: #ccc;
} */

.page-content [contenteditable] {
  white-space: pre-wrap;
  word-wrap: break-word;
  tab-size: 4;
}

.page {
  background: white;
  border: 1px solid #d0d0d0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  margin-bottom: 20px;
  position: relative;
  box-sizing: border-box;
  overflow: hidden; /* CRITICAL: Clips content at page boundaries */
}

.page-content {
  position: relative;
  width: 100%;
  height: 100%;
  direction: ltr;
  text-align: left;
  overflow: hidden; /* CRITICAL: Ensures no overflow */
}

.hint {
  font-size: 12px;
  color: #999;
  margin-top: 10px;
}

kbd {
  background: #f0f0f0;
  border: 1px solid #ccc;
  border-radius: 3px;
  padding: 2px 6px;
  font-family: monospace;
  font-size: 11px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.editable-block::selection {
  background: #b3d7ff;
}

.editable-block::-moz-selection {
  background: #b3d7ff;
}