* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #0d1117;
  color: #c9d1d9;
  display: flex;
  flex-direction: column;
  height: 100vh;
}

.header {
  background: #161b22;
  padding: 0.3rem 0.5rem;
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
  border-bottom: 1px solid #30363d;
}

.header h1 {
  font-size: 0.85rem;
  margin-bottom: 0.2rem;
  text-align: center;
}

.button-row {
  display: flex;
  gap: 0.2rem;
  margin-bottom: 0.2rem;
  overflow-x: auto;
  padding-bottom: 0.2rem;
  flex-wrap: wrap;
  justify-content: center;
}

button {
  padding: 0.35rem 0.5rem;
  border: none;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: transform 0.2s;
}

button:active {
  transform: scale(0.95);
}

.btn-primary { background: #3b82f6; color: white; }
.btn-success { background: #10b981; color: white; }
.btn-purple { background: #8b5cf6; color: white; }
.btn-orange { background: #f59e0b; color: white; }
.btn-red { background: #ef4444; color: white; }

.tabs {
  display: flex;
  background: #161b22;
  border-radius: 8px;
  overflow: hidden;
  position: relative;
  z-index: 10;
  border-bottom: 1px solid #30363d;
}

.tab {
  flex: 1;
  padding: 0.5rem 0.9rem;
  background: none;
  border: none;
  color: #8b949e;
  font-size: 0.95rem;
  font-weight: 600;
  transition: all 0.3s;
  cursor: pointer;
  pointer-events: all;
}

.tab:hover {
  background: #21262d;
  color: #c9d1d9;
}

.tab.active {
  background: #7ee787;
  color: #0d1117;
  border-bottom: 2px solid #7ee787;
  font-weight: 600;
}

.editor-section {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.editor-wrapper {
  display: grid;
  grid-template-columns: auto 1fr;
  flex: 1;
  background: #0d1117;
  height: calc(100vh - 180px);
  position: relative;
}

.line-numbers {
  padding: 1rem 0.5rem;
  background: #161b22;
  color: #6e7681;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 14px;
  line-height: 1.6;
  text-align: right;
  user-select: none;
  overflow-y: auto;
  overflow-x: hidden;
  border-right: 1px solid #30363d;
  min-width: 50px;
  white-space: pre;
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

.line-numbers:hover {
  color: #8b949e;
}

.line-number {
  transition: all 0.2s;
}

.line-number:hover {
  color: #58a6ff;
  background: rgba(88, 166, 255, 0.1);
}

.line-number.active {
  color: #0d1117;
  background: #7ee787;
  font-weight: bold;
  border-radius: 3px;
  box-shadow: 0 0 8px rgba(126, 231, 135, 0.4);
}

textarea {
  width: 100%;
  flex: 1;
  padding: 1rem;
  background: #0d1117;
  color: #c9d1d9;
  border: none;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 14px;
  line-height: 1.6;
  resize: none;
  outline: none;
  position: relative;
  z-index: 1;
}

/* Active line highlight overlay */
textarea.line-highlighted {
  background: linear-gradient(
    transparent calc(1rem + var(--highlight-line, 0) * 1.6em),
    rgba(126, 231, 135, 0.15) calc(1rem + var(--highlight-line, 0) * 1.6em),
    rgba(126, 231, 135, 0.15) calc(1rem + (var(--highlight-line, 0) + 1) * 1.6em),
    transparent calc(1rem + (var(--highlight-line, 0) + 1) * 1.6em)
  );
  background-attachment: local;
}

.line-highlight {
  position: absolute;
  left: 0;
  right: 0;
  background: rgba(126, 231, 135, 0.15);
  pointer-events: none;
  z-index: 0;
  height: 1.6em;
  border-left: 3px solid #7ee787;
  transition: top 0.2s ease;
}

.editor-toolbar {
  display: flex;
  gap: 0.25rem;
  padding: 0.5rem;
  background: #161b22;
  border-bottom: 1px solid #30363d;
  flex-wrap: wrap;
}

.tool-btn {
  padding: 0.4rem 0.6rem;
  background: #21262d;
  color: #c9d1d9;
  border: 1px solid #30363d;
  border-radius: 3px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: background 0.2s;
}

.tool-btn:hover {
  background: #30363d;
}

.status-bar {
  display: flex;
  justify-content: space-between;
  padding: 0.3rem 1rem;
  background: #21262d;
  color: #8b949e;
  font-size: 0.8rem;
  border-bottom: 1px solid #30363d;
}

#projectName {
  cursor: text;
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  transition: all 0.2s;
  outline: none;
}

#projectName:hover {
  background: #30363d;
  color: #c9d1d9;
}

#projectName:focus {
  background: #0d1117;
  color: #58a6ff;
  border: 1px solid #58a6ff;
}

.preview-section {
  flex: 1;
  display: none;
  flex-direction: column;
}

.preview-section.active {
  display: flex;
}

.preview-toolbar {
  background: #161b22;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid #30363d;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.file-selector-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #c9d1d9;
  font-size: 0.85rem;
}

.file-selector-label span:first-child {
  font-weight: 500;
}

.file-selector-label input[type="file"] {
  padding: 0.3rem 0.6rem;
  background: #0d1117;
  border: 1px solid #30363d;
  color: #c9d1d9;
  border-radius: 6px;
  font-size: 0.8rem;
  cursor: pointer;
  max-width: 120px;
}

.file-selector-label input[type="file"]::-webkit-file-upload-button {
  background: #21262d;
  color: #c9d1d9;
  border: 1px solid #30363d;
  border-radius: 4px;
  padding: 0.2rem 0.5rem;
  cursor: pointer;
  font-size: 0.75rem;
}

.file-selector-label input[type="file"]::-webkit-file-upload-button:hover {
  background: #30363d;
}

.file-count {
  background: #7ee787;
  color: #0d1117;
  padding: 0.15rem 0.5rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  min-width: 20px;
  text-align: center;
}

.theme-selector-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #c9d1d9;
  font-size: 0.9rem;
}

.theme-selector-label span {
  font-weight: 500;
}

#themeSelector {
  padding: 0.4rem 0.8rem;
  background: #0d1117;
  border: 1px solid #30363d;
  color: #c9d1d9;
  border-radius: 6px;
  font-size: 0.9rem;
  cursor: pointer;
  min-width: 180px;
}

#themeSelector:hover {
  border-color: #58a6ff;
}

#themeSelector:focus {
  outline: none;
  border-color: #7ee787;
}

.editor-section.hidden {
  display: none;
}

.view-btn {
  padding: 0.35rem 0.5rem;
  background: #21262d;
  color: #8b949e;
  border: 1px solid #30363d;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
}

.view-btn.active {
  background: #238636;
  color: #ffffff;
  border-color: #2ea043;
  font-weight: 600;
  box-shadow: 0 0 10px rgba(46, 160, 67, 0.3);
}

.view-btn.active.edit-mode {
  background: #238636;
  border-color: #2ea043;
}

.view-btn:hover {
  background: #30363d;
  color: #c9d1d9;
}

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: #161b22;
  padding: 1.5rem;
  border-radius: 10px;
  max-width: 90%;
  max-height: 90vh;
  overflow-y: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  border: 1px solid #30363d;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #3b82f6;
}

.close-btn {
  background: transparent;
  color: #8b949e;
  border: 1px solid #30363d;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  font-weight: 500;
}

.close-btn:hover {
  background: #21262d;
  color: #c9d1d9;
  border-color: #58a6ff;
}

iframe {
  width: 100%;
  height: 100%;
  border: none;
  background: white;
}

.footer {
  background: #161b22;
  padding: 0.5rem;
  text-align: center;
  font-size: 0.85rem;
  color: #8b949e;
  border-top: 1px solid #30363d;
}

.template-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.template-card {
  background: #0d1117;
  padding: 1.5rem;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s;
  border: 2px solid #30363d;
}

.template-card:hover {
  background: #161b22;
  border-color: #3b82f6;
  transform: translateY(-2px);
}

.template-card h3 {
  margin-bottom: 0.5rem;
  color: #3b82f6;
}

.template-card p {
  color: #858585;
  font-size: 0.9rem;
}

.snippet-btn {
  width: 100%;
  padding: 1rem;
  margin: 0.5rem 0;
  background: #0d1117;
  color: #c9d1d9;
  border: 1px solid #30363d;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.2s;
}

.snippet-btn:hover {
  background: #3b82f6;
  border-color: #3b82f6;
}

.emoji-grid {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 0.3rem;
  max-height: 300px;
  overflow-y: auto;
  padding: 0.5rem;
}

.emoji-btn {
  padding: 0.5rem;
  font-size: 1.5rem;
  background: none;
  border: 1px solid #30363d;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
}

.emoji-btn:hover {
  background: #3b82f6;
  transform: scale(1.1);
}

.tutorial-step {
  background: #0d1117;
  padding: 1rem;
  margin: 0.5rem 0;
  border-radius: 5px;
  border-left: 3px solid #3b82f6;
}

.tutorial-step h3 {
  color: #3b82f6;
  margin-bottom: 0.5rem;
}

.tutorial-step p {
  color: #8b949e;
  line-height: 1.6;
}

.project-item {
  background: #0d1117;
  padding: 1rem;
  margin: 0.5rem 0;
  border-radius: 5px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid #30363d;
}

.project-actions {
  display: flex;
  gap: 0.5rem;
}

.error-console {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  max-height: 30vh;
  background: #161b22;
  border-top: 2px solid #f85149;
  color: #c9d1d9;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 12px;
  overflow-y: auto;
  z-index: 100;
  display: none;
}

.error-console.active {
  display: block;
}

.error-console-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 1rem;
  background: #21262d;
  border-bottom: 1px solid #30363d;
  font-weight: bold;
}

.error-console-title {
  color: #f85149;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.error-count {
  background: #f85149;
  color: white;
  padding: 0.2rem 0.5rem;
  border-radius: 10px;
  font-size: 11px;
}

.error-console-close {
  background: none;
  border: none;
  color: #8b949e;
  cursor: pointer;
  font-size: 1.2rem;
  padding: 0;
  width: 24px;
  height: 24px;
}

.error-console-close:hover {
  color: #c9d1d9;
}

.error-console-body {
  padding: 1rem;
}

.error-item {
  padding: 0.5rem;
  margin: 0.5rem 0;
  background: #0d1117;
  border-left: 3px solid #f85149;
  border-radius: 3px;
}

.error-item.warning {
  border-left-color: #d29922;
}

.error-message {
  color: #f85149;
  font-weight: bold;
  margin-bottom: 0.3rem;
}

.error-item.warning .error-message {
  color: #d29922;
}

.error-location {
  color: #8b949e;
  font-size: 11px;
}

.error-toggle-btn {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  background: #f85149;
  color: white;
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(248, 81, 73, 0.4);
  z-index: 99;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}

.error-toggle-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(248, 81, 73, 0.6);
}

.error-toggle-btn.no-errors {
  background: #238636;
}

.error-toggle-btn .error-badge {
  position: absolute;
  top: -5px;
  right: -5px;
  background: white;
  color: #f85149;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  font-size: 10px;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Split View */
.split-view {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  height: calc(100vh - 160px);
  overflow: hidden;
}

.split-view.active {
  display: grid;
}

.split-editor, .split-preview {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.split-tabs {
  display: flex;
  gap: 0.5rem;
  padding: 0.5rem;
  background: #161b22;
  border-bottom: 1px solid #30363d;
}

.split-tab {
  background: transparent;
  border: 1px solid #30363d;
  color: #8b949e;
  padding: 0.4rem 1rem;
  cursor: pointer;
  border-radius: 6px;
  font-size: 0.85rem;
  transition: all 0.2s;
}

.split-tab:hover {
  background: #21262d;
  color: #c9d1d9;
}

.split-tab.active {
  background: #7ee787;
  color: #0d1117;
  border-color: #7ee787;
  font-weight: 600;
}

.split-editor-wrapper {
  display: flex;
  flex: 1;
  overflow: hidden;
  background: #0d1117;
}

.split-editor-wrapper textarea {
  flex: 1;
  color: #c9d1d9;
  border: none;
  padding: 1rem;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 14px;
  line-height: 1.6;
  resize: none;
  outline: none;
}

/* Line highlighting for split view */
.split-editor-wrapper textarea:not(.line-highlighted) {
  background: #0d1117;
}

.split-editor-wrapper textarea.line-highlighted {
  background: linear-gradient(
    transparent calc(1rem + var(--highlight-line, 0) * 1.6em),
    rgba(126, 231, 135, 0.15) calc(1rem + var(--highlight-line, 0) * 1.6em),
    rgba(126, 231, 135, 0.15) calc(1rem + (var(--highlight-line, 0) + 1) * 1.6em),
    transparent calc(1rem + (var(--highlight-line, 0) + 1) * 1.6em)
  ), #0d1117;
  background-attachment: local;
}

.split-preview {
  background: #0d1117;
  border-left: 2px solid #30363d;
}

.split-preview iframe {
  width: 100%;
  height: 100%;
  border: none;
  background: white;
}

/* Compact Modal Styles */
.modal-content.compact {
  max-width: 500px;
  padding: 1.5rem;
  max-height: none;
}

/* Fullscreen Modal Styles */
.modal-content.fullscreen {
  max-width: 100vw;
  max-height: 100vh;
  width: 100vw;
  height: 100vh;
  border-radius: 0;
  overflow-y: auto;
}

/* Settings Modal - 80% screen */
#settingsModal .modal-content {
  max-width: 80vw;
  max-height: 80vh;
  width: 80vw;
  height: 80vh;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

#settingsModal .modal-content.fullscreen {
  max-width: 100vw;
  max-height: 100vh;
  width: 100vw;
  height: 100vh;
  border-radius: 0;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #3b82f6;
}

.draggable-handle {
  cursor: grab;
  user-select: none;
}

.draggable-handle:active {
  cursor: grabbing;
}

.header-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.toggle-fullscreen-btn {
  background: transparent;
  color: #8b949e;
  border: 1px solid #30363d;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  line-height: 1;
}

.toggle-fullscreen-btn:hover {
  background: #21262d;
  color: #c9d1d9;
  border-color: #7ee787;
}

.settings-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid #30363d;
}

.settings-tab {
  padding: 0.5rem 1rem;
  background: transparent;
  border: none;
  color: #8b949e;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}

.settings-tab:hover {
  color: #c9d1d9;
}

.settings-tab.active {
  color: #7ee787;
  border-bottom-color: #7ee787;
}

.settings-content {
  flex: 1;
  overflow-y: auto;
  padding-right: 0.5rem;
}

.settings-content::-webkit-scrollbar {
  width: 8px;
}

.settings-content::-webkit-scrollbar-track {
  background: #0d1117;
}

.settings-content::-webkit-scrollbar-thumb {
  background: #30363d;
  border-radius: 4px;
}

.settings-content::-webkit-scrollbar-thumb:hover {
  background: #484f58;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1rem;
}

.settings-card {
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 6px;
  padding: 1rem;
}

.settings-card h3 {
  margin: 0 0 0.75rem 0;
  font-size: 0.95rem;
  color: #c9d1d9;
  border-bottom: 1px solid #30363d;
  padding-bottom: 0.5rem;
}

.card-impact {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.impact-badge {
  font-size: 0.7rem;
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  font-weight: 600;
  text-transform: uppercase;
}

.impact-badge.html {
  background: #e34c26;
  color: white;
}

.impact-badge.css {
  background: #264de4;
  color: white;
}

.impact-badge.js {
  background: #f0db4f;
  color: #323330;
}

.impact-badge.ui {
  background: #30363d;
  color: #8b949e;
}

.setting-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.6rem;
  font-size: 0.85rem;
}

.setting-item span:first-child {
  color: #8b949e;
  flex: 1;
}

.setting-item input[type="number"],
.setting-item input[type="color"],
.setting-item select {
  width: 80px;
  padding: 0.3rem;
  background: #161b22;
  border: 1px solid #30363d;
  color: #c9d1d9;
  border-radius: 4px;
  font-size: 0.85rem;
}

.setting-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.setting-item input[type="range"] {
  flex: 1;
  margin: 0 0.5rem;
}

.specs-content {
  flex: 1;
  overflow-y: auto;
  padding-right: 0.5rem;
}

.specs-content::-webkit-scrollbar {
  width: 8px;
}

.specs-content::-webkit-scrollbar-track {
  background: #0d1117;
}

.specs-content::-webkit-scrollbar-thumb {
  background: #30363d;
  border-radius: 4px;
}

.specs-content::-webkit-scrollbar-thumb:hover {
  background: #484f58;
}

.specs-viewer h3 {
  color: #7ee787;
  margin-bottom: 1rem;
}

.specs-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #30363d;
}

.specs-header h3 {
  margin: 0;
}

.specs-controls {
  display: flex;
  gap: 1rem;
}

.specs-controls label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: #8b949e;
}

.specs-controls select {
  background: #0d1117;
  color: #c9d1d9;
  border: 1px solid #30363d;
  padding: 0.35rem 0.5rem;
  border-radius: 4px;
  font-size: 0.85rem;
  cursor: pointer;
}

.specs-controls select:hover {
  border-color: #58a6ff;
}

.specs-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.spec-item {
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 6px;
  padding: 1rem;
  transition: border-color 0.2s ease;
}

.spec-item:hover {
  border-color: #58a6ff;
}

.spec-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.5rem;
  gap: 1rem;
}

.spec-item h4 {
  color: #58a6ff;
  margin: 0;
  font-size: 0.95rem;
  flex: 1;
}

.spec-badge {
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  white-space: nowrap;
}

.spec-badge.editor {
  background: rgba(255, 235, 59, 0.1);
  color: #ffeb3b;
  border: 1px solid rgba(255, 235, 59, 0.3);
}

.spec-badge.ui {
  background: rgba(48, 54, 61, 0.3);
  color: #8b949e;
  border: 1px solid #30363d;
}

.spec-badge.preview {
  background: rgba(88, 166, 255, 0.1);
  color: #58a6ff;
  border: 1px solid rgba(88, 166, 255, 0.3);
}

.spec-badge.storage {
  background: rgba(126, 231, 135, 0.1);
  color: #7ee787;
  border: 1px solid rgba(126, 231, 135, 0.3);
}

.spec-badge.formatting {
  background: rgba(247, 120, 186, 0.1);
  color: #f778ba;
  border: 1px solid rgba(247, 120, 186, 0.3);
}

.spec-badge.theme {
  background: rgba(163, 113, 247, 0.1);
  color: #a371f7;
  border: 1px solid rgba(163, 113, 247, 0.3);
}

.spec-badge.modal {
  background: rgba(255, 166, 87, 0.1);
  color: #ffa657;
  border: 1px solid rgba(255, 166, 87, 0.3);
}

.spec-item p {
  margin: 0;
  color: #8b949e;
  font-size: 0.85rem;
  line-height: 1.6;
}

.spec-description {
  margin-bottom: 0.5rem;
}

.spec-solution {
  margin-top: 0.5rem;
  padding: 0.5rem;
  background: rgba(126, 231, 135, 0.05);
  border-left: 3px solid #7ee787;
  font-size: 0.8rem;
  color: #8b949e;
  line-height: 1.5;
}

.spec-solution strong {
  color: #7ee787;
  font-weight: 600;
}

.spec-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.75rem;
  padding-top: 0.5rem;
  border-top: 1px solid #21262d;
  font-size: 0.75rem;
  color: #6e7681;
}

.spec-date {
  font-family: monospace;
}

.spec-id {
  font-weight: 600;
  color: #58a6ff;
}

.spec-section {
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 6px;
  padding: 1rem;
  margin-bottom: 0.75rem;
}

.spec-section h4 {
  color: #58a6ff;
  margin: 0 0 0.5rem 0;
  font-size: 0.9rem;
}

.spec-section p {
  margin: 0;
  color: #8b949e;
  font-size: 0.85rem;
  line-height: 1.5;
}

.settings-actions {
  display: flex;
  gap: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid #30363d;
  justify-content: center;
}

.settings-actions button {
  min-width: 200px;
}

.reset-btn {
  background: #21262d !important;
  border-color: #f85149 !important;
}

.reset-btn:hover {
  background: #2d1b1b !important;
  border-color: #ff7b72 !important;
}

.modal-content.compact .modal-header h2 {
  font-size: 1.2rem;
}

.compact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin: 0.5rem 0;
}

.compact-card {
  background: #21262d;
  border: 1px solid #30363d;
  color: #c9d1d9;
  padding: 0.8rem;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.9rem;
  text-align: center;
}

.compact-card:hover {
  background: #30363d;
  border-color: #58a6ff;
  transform: translateY(-2px);
}

.compact-input {
  width: 100%;
  padding: 0.6rem;
  margin-bottom: 0.8rem;
  background: #0d1117;
  border: 1px solid #30363d;
  color: #c9d1d9;
  border-radius: 6px;
  font-size: 0.9rem;
}

.project-item {
  background: #21262d;
  border: 1px solid #30363d;
  padding: 0.6rem;
  border-radius: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
}

.project-item strong {
  font-size: 0.9rem;
}

.project-item small {
  opacity: 0.6;
  font-size: 0.75rem;
}

.project-actions {
  display: flex;
  gap: 0.3rem;
}

.project-actions button {
  font-size: 0.75rem;
  padding: 0.4rem 0.6rem !important;
}

/* Settings Modal */
.settings-section {
  margin: 0.5rem 0;
  padding: 0.8rem;
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 6px;
}

.settings-section h3 {
  margin: 0 0 0.5rem 0;
  font-size: 0.85rem;
  color: #c9d1d9;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid #30363d;
}

.setting-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 0;
  gap: 0.8rem;
  cursor: pointer;
}

.setting-item input[type="number"],
.setting-item select {
  width: 80px;
  padding: 0.3rem;
  background: #161b22;
  border: 1px solid #30363d;
  color: #c9d1d9;
  border-radius: 4px;
  font-size: 0.85rem;
}

.setting-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: #58a6ff;
}

.setting-item span {
  flex: 1;
  color: #8b949e;
  font-size: 0.85rem;
}

.settings-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-top: 0.8rem;
}

/* Dark Mode Scrollbars */
* {
  scrollbar-width: thin;
  scrollbar-color: #30363d #0d1117;
}

*::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

*::-webkit-scrollbar-track {
  background: #0d1117;
}

*::-webkit-scrollbar-thumb {
  background: #30363d;
  border-radius: 6px;
  border: 2px solid #0d1117;
}

*::-webkit-scrollbar-thumb:hover {
  background: #484f58;
}

*::-webkit-scrollbar-corner {
  background: #0d1117;
}

textarea::-webkit-scrollbar-thumb {
  background: #30363d;
}

textarea::-webkit-scrollbar-thumb:hover {
  background: #58a6ff;
}

/* Split View Element Highlighting */
.split-preview iframe {
  width: 100%;
  height: 100%;
  border: none;
  background: white;
}

.highlight-element {
  outline: 3px solid #7ee787 !important;
  outline-offset: 2px;
  background: rgba(126, 231, 135, 0.1) !important;
  transition: all 0.2s ease;
}

/* Context Menu */
.context-menu {
  position: absolute;
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  z-index: 10000;
  min-width: 250px;
  padding: 0.5rem 0;
  animation: contextMenuFadeIn 0.15s ease;
}

@keyframes contextMenuFadeIn {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.context-menu-header {
  padding: 0.5rem 1rem;
  font-weight: 600;
  color: #7ee787;
  border-bottom: 1px solid #30363d;
  margin-bottom: 0.25rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.context-menu-item {
  padding: 0.6rem 1rem;
  cursor: pointer;
  transition: all 0.2s;
  color: #c9d1d9;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.context-menu-item span:first-child {
  width: 20px;
  text-align: center;
  opacity: 0;
  transition: opacity 0.2s;
}

.context-menu-item.active span:first-child {
  opacity: 1;
  color: #7ee787;
}

.context-menu-item:hover {
  background: #21262d;
  color: #58a6ff;
}

.context-menu-divider {
  height: 1px;
  background: #30363d;
  margin: 0.25rem 0;
}

.context-menu-info {
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
  color: #6e7681;
  font-family: monospace;
  border-top: 1px solid #30363d;
  margin-top: 0.25rem;
}