/* === Scoped under .texteditor-page for site layout integration === */

.main-content.texteditor-page-wrap {
  padding: 0;
  padding-top: var(--header-height, 64px);
  padding-bottom: 0;
  max-width: none;
  display: flex;
  flex-direction: column;
}

.texteditor-page {
  width: 100%;
  flex: 1;
  min-height: calc(100vh - var(--header-height, 64px));
  overflow: hidden;
  display: flex;
  flex-direction: column;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--light-bg, #f0f2f5);
  color: var(--light-text, #1a1a1a);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* === CDN Error Banner === */
.texteditor-page .cdn-error {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: #fef2f2;
  border-bottom: 1px solid #fecaca;
  color: #b91c1c;
  font-size: 0.8125rem;
  font-weight: 500;
  font-family: 'Inter', sans-serif;
}

.texteditor-page .cdn-error[hidden] { display: none; }
.texteditor-page .cdn-error svg { flex-shrink: 0; color: #dc2626; }

/* === Container === */
.texteditor-page .texteditor-container {
  max-width: 100%;
  width: 100%;
  height: auto;
  flex: 1;
  min-height: 0;
  margin: 0;
  padding: 1rem 1.5rem;
  display: flex;
  flex-direction: column;
}

/* === Header === */
.texteditor-page header { margin-bottom: 0.75rem; flex-shrink: 0; }

.texteditor-page .header-content {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.texteditor-page .logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  color: #1a1a1a;
}

.texteditor-page .logo svg {
  color: #2b8a8a;
  flex-shrink: 0;
}

.texteditor-page header h1 {
  font-size: 1.375rem;
  font-weight: 700;
  color: #1a1a1a;
  letter-spacing: -0.03em;
}

.texteditor-page .header-sub {
  font-size: 0.8125rem;
  color: #888;
  font-weight: 400;
}

.texteditor-page .privacy-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.6875rem;
  font-weight: 500;
  color: #2b8a8a;
  background: rgba(43, 138, 138, 0.08);
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  margin-left: auto;
}

.texteditor-page .privacy-badge svg { color: #2b8a8a; flex-shrink: 0; }

/* === Editor Layout === */
.texteditor-page .editor-layout {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  align-items: stretch;
  flex: 1;
  min-height: 0;
  margin-bottom: 0.5rem;
}

/* === Panel Cards === */
.texteditor-page .panel {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid #e2e4e8;
  border-radius: 10px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.02);
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s;
  min-height: 0;
}

.texteditor-page .panel-output.flash {
  border-color: #2b8a8a;
  box-shadow: 0 0 0 3px rgba(43, 138, 138, 0.12), 0 1px 3px rgba(0,0,0,0.04);
}

.texteditor-page .panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.625rem 1rem;
  background: #f8f9fa;
  border-bottom: 1px solid #e2e4e8;
  gap: 0.75rem;
  flex-wrap: wrap;
  min-height: 44px;
}

.texteditor-page .panel-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: #555;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.texteditor-page .panel-title svg { color: #999; }

.texteditor-page .panel-format {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.texteditor-page .panel-format select {
  font-family: 'Inter', sans-serif;
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.3rem 2rem 0.3rem 0.5rem;
  border: 1px solid #d0d3d8;
  border-radius: 6px;
  background: #fff;
  color: #1a1a1a;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  transition: border-color 0.15s;
}

.texteditor-page .panel-format select:hover { border-color: #999; }
.texteditor-page .panel-format select:focus {
  outline: none;
  border-color: #2b8a8a;
  box-shadow: 0 0 0 2px rgba(43, 138, 138, 0.12);
}

.texteditor-page .detected-label {
  font-size: 0.6875rem;
  font-weight: 600;
  color: #2b8a8a;
  background: rgba(43, 138, 138, 0.1);
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
  white-space: nowrap;
  transition: opacity 0.2s;
}

.texteditor-page .detected-label:empty { display: none; }

.texteditor-page .panel-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 0;
  position: relative;
}

.texteditor-page .panel-footer {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem 0.75rem;
  background: #f8f9fa;
  border-top: 1px solid #e2e4e8;
  min-height: 40px;
}

/* === Textarea === */
.texteditor-page .input-wrapper {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.texteditor-page .input-wrapper textarea,
.texteditor-page .output-wrapper textarea {
  width: 100%;
  min-height: 0;
  flex: 1;
  padding: 0.75rem 1rem;
  padding-right: 3.5rem;
  font-family: 'JetBrains Mono', 'SF Mono', 'Consolas', 'Monaco', monospace;
  font-size: 0.8125rem;
  line-height: 1.7;
  border: none;
  border-radius: 0;
  background: #fff;
  color: #1a1a1a;
  resize: none;
  transition: none;
}

.texteditor-page .input-wrapper textarea:focus,
.texteditor-page .output-wrapper textarea:focus { outline: none; }

.texteditor-page .input-wrapper textarea::placeholder,
.texteditor-page .output-wrapper textarea::placeholder { color: #b0b4bc; }

.texteditor-page .output-wrapper {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.texteditor-page .output-wrapper textarea {
  padding-right: 1rem;
  background: #f9fafb;
  color: #333;
  border-left: 3px solid #e2e4e8;
}

.texteditor-page .output-wrapper.error textarea {
  border-left: 3px solid #e53e3e;
  background: #fff5f5;
}

/* === Clear Button === */
.texteditor-page .clear-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.6875rem;
  font-weight: 500;
  padding: 0.2rem 0.4rem;
  border: 1px solid transparent;
  border-radius: 5px;
  background: transparent;
  color: #aaa;
  cursor: pointer;
  transition: all 0.15s;
  z-index: 2;
}

.texteditor-page .clear-btn:hover {
  background: #f0f1f3;
  color: #555;
  border-color: #ddd;
}

.texteditor-page .clear-btn svg { flex-shrink: 0; }

/* === Drag Overlay === */
.texteditor-page .drag-overlay {
  display: none;
  position: absolute;
  inset: 0;
  border: 2px dashed #2b8a8a;
  background: rgba(43, 138, 138, 0.05);
  z-index: 10;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  pointer-events: none;
}

.texteditor-page .drag-overlay svg { color: #2b8a8a; opacity: 0.7; }
.texteditor-page .drag-overlay span { font-size: 0.875rem; font-weight: 500; color: #2b8a8a; }
.texteditor-page .input-wrapper.dragover .drag-overlay { display: flex; }

/* === Buttons === */
.texteditor-page .btn {
  font-family: 'Inter', sans-serif;
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.375rem 0.75rem;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  white-space: nowrap;
}

.texteditor-page .btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.texteditor-page .btn-foot {
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.3rem 0.625rem;
  border: 1px solid #e0e2e6;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  white-space: nowrap;
  background: #f0f1f3;
  color: #555;
}

.texteditor-page .btn-foot:hover:not(:disabled) {
  background: #e4e6e9;
  border-color: #ccc;
  color: #333;
}

.texteditor-page .btn-foot:active:not(:disabled) { background: #dcdee1; }

.texteditor-page .btn-foot:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.texteditor-page .btn-foot svg { color: #777; flex-shrink: 0; }

/* === Convert Button === */
.texteditor-page .convert-column {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 0.75rem;
  gap: 0.375rem;
  min-width: 80px;
}

.texteditor-page .btn-convert {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #2b8a8a;
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.125rem;
  transition: all 0.2s;
  box-shadow: 0 2px 8px rgba(43, 138, 138, 0.3);
  flex-shrink: 0;
  font-family: 'Inter', sans-serif;
}

.texteditor-page .convert-label {
  font-size: 0.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  line-height: 1;
}

.texteditor-page .btn-convert:hover:not(:disabled) {
  background: #247575;
  box-shadow: 0 4px 14px rgba(43, 138, 138, 0.4);
  transform: scale(1.05);
}

.texteditor-page .btn-convert:active:not(:disabled) {
  background: #1e6363;
  transform: scale(0.97);
  box-shadow: 0 1px 4px rgba(43, 138, 138, 0.25);
}

.texteditor-page .btn-convert:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

.texteditor-page .btn-convert.loading {
  opacity: 0.6;
  pointer-events: none;
  animation: texteditor-pulse 1s ease-in-out infinite;
}

@keyframes texteditor-pulse {
  0%, 100% { box-shadow: 0 2px 8px rgba(43, 138, 138, 0.3); }
  50% { box-shadow: 0 2px 16px rgba(43, 138, 138, 0.5); }
}

.texteditor-page .shortcut-hint {
  font-family: 'Inter', sans-serif;
  font-size: 0.5625rem;
  font-weight: 500;
  color: #aaa;
  background: #eee;
  padding: 0.125rem 0.375rem;
  border-radius: 3px;
  border: 1px solid #ddd;
  line-height: 1;
}

/* === Lossy Warning === */
.texteditor-page .lossy-warning {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.75rem;
  background: #fef3cd;
  border: 1px solid #f0d88a;
  border-radius: 6px;
  margin-bottom: 0.5rem;
  font-size: 0.75rem;
  color: #7a6320;
  flex-shrink: 0;
}

.texteditor-page .lossy-warning[hidden] { display: none; }
.texteditor-page .lossy-warning svg { color: #c59a2e; flex-shrink: 0; }

/* === Undo Banner === */
.texteditor-page .undo-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.375rem 0.75rem;
  background: #f0f1f3;
  border: 1px solid #ddd;
  border-radius: 6px;
  margin-bottom: 0.5rem;
  font-size: 0.75rem;
  color: #555;
  flex-shrink: 0;
}

.texteditor-page .undo-banner[hidden] { display: none; }

.texteditor-page .btn-undo {
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border: 1px solid #2b8a8a;
  border-radius: 5px;
  background: #fff;
  color: #2b8a8a;
  cursor: pointer;
  transition: all 0.15s;
}

.texteditor-page .btn-undo:hover { background: #eef8f8; }

/* === HTML Toggle === */
.texteditor-page .html-toggle {
  display: flex;
  gap: 0;
  border: 1px solid #d0d3d8;
  border-radius: 6px;
  overflow: hidden;
}

.texteditor-page .html-toggle[hidden] { display: none; }

.texteditor-page .toggle-btn {
  font-family: 'Inter', sans-serif;
  font-size: 0.625rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border: none;
  background: #fff;
  color: #888;
  cursor: pointer;
  transition: all 0.15s;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.texteditor-page .toggle-btn:not(:last-child) { border-right: 1px solid #d0d3d8; }
.texteditor-page .toggle-btn.active { background: #2b8a8a; color: #fff; }
.texteditor-page .toggle-btn:hover:not(.active) { background: #f5f5f5; color: #555; }

/* === Rendered View === */
.texteditor-page .rendered-view {
  width: 100%;
  min-height: 0;
  flex: 1;
  padding: 1.25rem 1rem;
  background: #fff;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: #1a1a1a;
  overflow-y: auto;
  border-left: 3px solid #e2e4e8;
}

.texteditor-page .rendered-view[hidden] { display: none; }
.texteditor-page .rendered-view:focus { outline: 2px solid rgba(43,138,138,0.3); outline-offset: -2px; }

.texteditor-page .rendered-view h1 { font-size: 1.75rem; font-weight: 700; margin: 0 0 0.75rem; letter-spacing: -0.02em; }
.texteditor-page .rendered-view h2 { font-size: 1.375rem; font-weight: 700; margin: 1rem 0 0.5rem; letter-spacing: -0.01em; }
.texteditor-page .rendered-view h3 { font-size: 1.125rem; font-weight: 600; margin: 1rem 0 0.5rem; }
.texteditor-page .rendered-view h4 { font-size: 1rem; font-weight: 600; margin: 0.75rem 0 0.5rem; }
.texteditor-page .rendered-view h5, .texteditor-page .rendered-view h6 { font-size: 0.875rem; font-weight: 600; margin: 0.75rem 0 0.5rem; }
.texteditor-page .rendered-view p { margin: 0 0 0.75rem; }
.texteditor-page .rendered-view ul, .texteditor-page .rendered-view ol { margin: 0 0 0.75rem; padding-left: 1.5rem; }
.texteditor-page .rendered-view li { margin-bottom: 0.25rem; }
.texteditor-page .rendered-view blockquote {
  margin: 0 0 0.75rem; padding: 0.5rem 1rem;
  border-left: 3px solid #d0d3d8; color: #555; background: #f8f9fa; border-radius: 0 4px 4px 0;
}
.texteditor-page .rendered-view pre {
  margin: 0 0 0.75rem; padding: 0.75rem 1rem;
  background: #f3f4f6; border-radius: 6px; overflow-x: auto; border: 1px solid #e5e7eb;
}
.texteditor-page .rendered-view code { font-family: 'JetBrains Mono', 'SF Mono', 'Consolas', monospace; font-size: 0.825em; }
.texteditor-page .rendered-view :not(pre) > code { background: #f0f1f3; padding: 0.125rem 0.375rem; border-radius: 4px; }
.texteditor-page .rendered-view table { border-collapse: collapse; margin: 0 0 0.75rem; width: 100%; font-size: 0.875rem; }
.texteditor-page .rendered-view th, .texteditor-page .rendered-view td { border: 1px solid #e2e4e8; padding: 0.5rem 0.75rem; text-align: left; }
.texteditor-page .rendered-view th { background: #f8f9fa; font-weight: 600; }
.texteditor-page .rendered-view a { color: #2b8a8a; text-decoration: underline; text-underline-offset: 2px; }
.texteditor-page .rendered-view a:hover { color: #1e6363; }
.texteditor-page .rendered-view img { max-width: 100%; border-radius: 4px; }
.texteditor-page .rendered-view hr { border: none; border-top: 1px solid #e2e4e8; margin: 1rem 0; }

/* === Stats === */
.texteditor-page .stats {
  font-size: 0.6875rem;
  color: #aaa;
  margin-left: auto;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

/* === Footer === */
.texteditor-page .texteditor-footer {
  text-align: center;
  padding: 0.25rem 0 0;
  flex-shrink: 0;
}

.texteditor-page .texteditor-footer p {
  font-size: 0.625rem;
  color: #bbb;
}

.texteditor-page .texteditor-footer a {
  color: #999;
  text-decoration: none;
}

.texteditor-page .texteditor-footer a:hover { color: #666; text-decoration: underline; }

/* Screen reader only - scoped */
.texteditor-page .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* === Responsive === */
@media (max-width: 900px) {
  .texteditor-page { overflow: auto; }
  
  .texteditor-page .texteditor-container { 
    padding: 0.75rem; 
    height: auto;
    min-height: calc(100vh - var(--header-height, 64px));
  }

  .texteditor-page .editor-layout {
    grid-template-columns: 1fr;
    gap: 0.5rem;
    flex: none;
  }

  .texteditor-page .panel { min-height: 300px; }

  .texteditor-page .convert-column {
    flex-direction: row;
    padding: 0.25rem 0;
    justify-content: center;
    min-width: unset;
    gap: 0.5rem;
  }

  .texteditor-page .btn-convert { width: 40px; height: 40px; }
  .texteditor-page .btn-convert svg { transform: rotate(90deg); }
  .texteditor-page .convert-label { display: none; }
  .texteditor-page .shortcut-hint { display: none; }
  .texteditor-page .lossy-warning { font-size: 0.75rem; }
  .texteditor-page header h1 { font-size: 1.1rem; }
  .texteditor-page .header-sub { display: none; }
  .texteditor-page .privacy-badge { margin-left: 0; font-size: 0.6rem; }
  .texteditor-page .panel-header { flex-wrap: wrap; gap: 0.5rem; padding: 0.5rem 0.75rem; }
  .texteditor-page .panel-footer { padding: 0.375rem 0.75rem; }
}

@media (max-width: 480px) {
  .texteditor-page .header-content { gap: 0.5rem; }
  .texteditor-page .panel-header { flex-direction: column; align-items: flex-start; }
  .texteditor-page .panel-footer { flex-wrap: wrap; gap: 0.25rem; }
  .texteditor-page .panel-footer .btn-foot { font-size: 0.6875rem; padding: 0.25rem 0.5rem; }
  .texteditor-page .stats { width: 100%; text-align: right; margin-top: 0.125rem; }
}