/* ============================================
   Terminal-Themed Portfolio — theme.css
   A dark, dev-environment inspired design
   ============================================ */

/* === CSS Variables === */
:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #21262d;
  --bg-terminal: #0a0e12;
  --bg-card: #161b22;
  --bg-hover: #1c2129;

  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #484f58;
  --text-link: #58a6ff;

  --accent-green: #3fb950;
  --accent-blue: #58a6ff;
  --accent-purple: #bc8cff;
  --accent-orange: #d29922;
  --accent-cyan: #56d4dd;
  --accent-red: #f85149;
  --accent-pink: #f778ba;

  --border-color: #30363d;
  --border-light: #21262d;

  --glow-green: rgba(63, 185, 80, 0.15);
  --glow-blue: rgba(88, 166, 255, 0.15);

  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.4s ease;

  --max-width: 960px;
  --spacing: 24px;
}

/* === Reset & Base === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  min-height: 100vh;
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-cyan);
}

img {
  max-width: 100%;
  height: auto;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-mono);
  color: var(--text-primary);
  line-height: 1.3;
}

::selection {
  background: var(--accent-green);
  color: var(--bg-primary);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* === Layout === */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing);
}

.page-content {
  padding: 48px 0 80px;
}

/* === Navigation — IDE Tab Bar === */
.site-header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav-wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing);
  display: flex;
  align-items: stretch;
  height: 48px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 13px;
  text-decoration: none;
  padding-right: 16px;
  border-right: 1px solid var(--border-color);
  margin-right: 0;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.nav-brand:hover {
  color: var(--text-primary);
}

.nav-brand .brand-icon {
  font-size: 16px;
}

.nav-tabs {
  display: flex;
  align-items: stretch;
  gap: 0;
  overflow-x: auto;
}

.nav-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  border-right: 1px solid var(--border-color);
  position: relative;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-tab:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.nav-tab.active {
  color: var(--text-primary);
  background: var(--bg-primary);
}

.nav-tab.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-blue);
}

.nav-tab .tab-icon {
  font-size: 14px;
  opacity: 0.7;
}

.nav-tab .tab-close {
  font-size: 11px;
  opacity: 0;
  margin-left: 4px;
  transition: opacity var(--transition-fast);
}

.nav-tab:hover .tab-close {
  opacity: 0.5;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 20px;
  cursor: pointer;
  margin-left: auto;
}

/* === Terminal Window Component === */
.terminal-window {
  background: var(--bg-terminal);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.3),
    0 16px 48px rgba(0, 0, 0, 0.4),
    0 0 80px var(--glow-green);
  margin-bottom: 48px;
}

.terminal-titlebar {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
  gap: 8px;
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27c93f; }

.terminal-title {
  flex: 1;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

.terminal-body {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.8;
  min-height: 260px;
  max-height: 480px;
  overflow-y: auto;
  scroll-behavior: smooth;
}

.terminal-line {
  margin-bottom: 4px;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.terminal-line.visible {
  opacity: 1;
  transform: translateY(0);
}

.terminal-prompt {
  color: var(--accent-green);
}

.terminal-command {
  color: var(--text-primary);
}

.terminal-output {
  color: var(--text-secondary);
  padding-left: 4px;
}

.terminal-keyword {
  color: var(--accent-purple);
}

.terminal-string {
  color: var(--accent-orange);
}

.terminal-flag {
  color: var(--accent-cyan);
}

/* Interactive Input Styles */
.terminal-input-line {
  display: flex;
  align-items: center;
}

.terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-primary);
  caret-color: var(--accent-green);
  width: 100%;
}

.terminal-hint {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  text-align: right;
  margin-top: -36px;
  margin-bottom: 48px;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  padding-right: 12px;
}

.terminal-hint.visible {
  opacity: 1;
  transform: translateY(0);
}

.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 16px;
  background: var(--accent-green);
  animation: cursor-blink 1s step-end infinite;
  vertical-align: text-bottom;
  margin-left: 2px;
}

@keyframes cursor-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* === neofetch Panel === */
.neofetch-panel {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 32px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px;
  font-family: var(--font-mono);
  font-size: 13px;
  margin-bottom: 48px;
}

.neofetch-ascii {
  color: var(--accent-green);
  white-space: pre;
  line-height: 1.3;
  font-size: 11px;
  display: flex;
  align-items: center;
}

.neofetch-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.neofetch-header {
  color: var(--accent-green);
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 4px;
}

.neofetch-separator {
  color: var(--border-color);
  margin-bottom: 4px;
}

.neofetch-label {
  color: var(--accent-cyan);
  font-weight: 600;
}

.neofetch-value {
  color: var(--text-secondary);
}

.neofetch-colors {
  display: flex;
  gap: 4px;
  margin-top: 8px;
}

.neofetch-color-block {
  width: 24px;
  height: 12px;
  border-radius: 2px;
}

/* === Section Headers === */
.section-header {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.section-header .comment {
  color: var(--text-muted);
}

.section-header .keyword {
  color: var(--accent-purple);
}

.section-header .title {
  color: var(--accent-orange);
}

/* === Updates / Blog Timeline === */
.updates-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.update-entry {
  display: flex;
  gap: 16px;
  padding: 16px 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  text-decoration: none;
}

.update-entry:hover {
  border-color: var(--accent-green);
  box-shadow: 0 0 20px var(--glow-green);
  transform: translateY(-2px);
}

.update-date {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
  min-width: 100px;
  padding-top: 2px;
}

.update-content {
  flex: 1;
}

.update-title {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--accent-blue);
  margin-bottom: 4px;
  transition: color var(--transition-fast);
}

.update-entry:hover .update-title {
  color: var(--accent-cyan);
}

.update-desc {
  font-size: 13px;
  color: var(--text-secondary);
}

/* === Git Log Project Cards === */
.projects-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.git-commit {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  transition: all var(--transition-base);
  text-decoration: none;
  display: block;
}

.git-commit:hover {
  border-color: var(--accent-orange);
  box-shadow: 0 0 24px rgba(210, 153, 34, 0.12);
  transform: translateY(-2px);
}

.git-commit-header {
  font-family: var(--font-mono);
  font-size: 13px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.git-hash {
  color: var(--accent-orange);
}

.git-branch {
  color: var(--accent-cyan);
  font-size: 12px;
}

.git-refs {
  display: inline-flex;
  gap: 4px;
}

.git-ref {
  background: var(--bg-tertiary);
  color: var(--accent-green);
  padding: 1px 8px;
  border-radius: 12px;
  font-size: 11px;
  border: 1px solid var(--border-color);
}

.git-commit-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.git-commit-message {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-primary);
  margin-bottom: 12px;
  font-weight: 600;
}

.git-commit-body {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.6;
  font-family: var(--font-sans);
}

.git-commit-stats {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
}

.git-stat-add {
  color: var(--accent-green);
}

.git-stat-tech {
  display: inline-flex;
  gap: 6px;
  flex-wrap: wrap;
}

.tech-badge {
  display: inline-block;
  padding: 2px 10px;
  background: var(--bg-tertiary);
  color: var(--accent-blue);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  transition: all var(--transition-fast);
}

.tech-badge:hover {
  border-color: var(--accent-blue);
  background: rgba(88, 166, 255, 0.1);
}

/* === Build Timeline (About Me) === */
.build-timeline {
  position: relative;
  padding-left: 0;
}

.build-section-title {
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--accent-green);
  margin-bottom: 20px;
  margin-top: 40px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.build-section-title:first-of-type {
  margin-top: 0;
}

.build-section-title::before {
  content: '▶';
  font-size: 10px;
}

.build-entry {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin-bottom: 12px;
  transition: all var(--transition-base);
  position: relative;
}

.build-entry:hover {
  border-color: var(--accent-green);
  box-shadow: 0 0 20px var(--glow-green);
}

.build-status {
  font-family: var(--font-mono);
  font-size: 13px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.build-progress {
  color: var(--accent-green);
}

.build-action {
  color: var(--text-muted);
}

.build-target {
  color: var(--accent-orange);
}

.build-check {
  color: var(--accent-green);
  margin-left: auto;
}

.build-details {
  padding-left: 8px;
  border-left: 2px solid var(--border-color);
  margin-left: 4px;
}

.build-role {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.build-company {
  font-size: 14px;
  color: var(--accent-blue);
  margin-bottom: 4px;
}

.build-company a {
  color: var(--accent-blue);
}

.build-company a:hover {
  color: var(--accent-cyan);
}

.build-duration {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.build-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.6;
}

.build-desc ul {
  padding-left: 20px;
  list-style: disc;
}

.build-desc li {
  margin-bottom: 4px;
  list-style: disc;
}

.build-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.build-complete {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--accent-green);
  margin-top: 24px;
  padding: 12px 20px;
  background: rgba(63, 185, 80, 0.08);
  border: 1px solid rgba(63, 185, 80, 0.2);
  border-radius: var(--radius-sm);
  text-align: center;
}

/* === Blog Cards === */
.blog-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.blog-card {
  display: flex;
  gap: 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  transition: all var(--transition-base);
  align-items: flex-start;
}

.blog-card:hover {
  border-color: var(--accent-purple);
  box-shadow: 0 0 24px rgba(188, 140, 255, 0.1);
  transform: translateY(-2px);
}

.blog-thumb {
  width: 160px;
  min-width: 160px;
  height: 110px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.blog-info {
  flex: 1;
  min-width: 0;
}

.blog-title {
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--text-primary);
  margin-bottom: 8px;
  font-weight: 600;
  line-height: 1.4;
}

.blog-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.blog-platform {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-blue);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.blog-platform:hover {
  border-color: var(--accent-blue);
  background: rgba(88, 166, 255, 0.1);
  color: var(--accent-cyan);
}

.blog-badge {
  padding: 3px 10px;
  background: rgba(210, 153, 34, 0.15);
  border: 1px solid rgba(210, 153, 34, 0.3);
  border-radius: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-orange);
}

/* === Page Title === */
.page-title {
  font-family: var(--font-mono);
  font-size: 28px;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.page-title .prompt {
  color: var(--accent-green);
}

.page-subtitle {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 32px;
}

/* === Publication Cards (Git log style) === */
.pub-entry {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin-bottom: 12px;
  transition: all var(--transition-base);
}

.pub-entry:hover {
  border-color: var(--accent-purple);
  box-shadow: 0 0 20px rgba(188, 140, 255, 0.1);
}

.pub-venue {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.pub-venue-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 4px;
}

.pub-venue-name {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

.pub-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--accent-blue);
  margin-bottom: 8px;
  line-height: 1.4;
}

.pub-title a {
  color: var(--accent-blue);
}

.pub-title a:hover {
  color: var(--accent-cyan);
}

.pub-authors {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.pub-authors strong {
  color: var(--accent-green);
}

/* === Footer === */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 40px 0 32px;
  margin-top: 48px;
}

.footer-wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing);
}

.footer-prompt {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.footer-prompt .green {
  color: var(--accent-green);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1.5fr;
  gap: 32px;
}

.footer-section-title {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.footer-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 4px 0;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--accent-green);
}

.footer-link .link-icon {
  font-size: 16px;
  color: var(--text-muted);
}

.footer-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-bottom {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* === Scroll Animations === */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* stagger children */
.fade-in-stagger > * {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.fade-in-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.fade-in-stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.fade-in-stagger.visible > *:nth-child(3) { transition-delay: 0.15s; }
.fade-in-stagger.visible > *:nth-child(4) { transition-delay: 0.2s; }
.fade-in-stagger.visible > *:nth-child(5) { transition-delay: 0.25s; }
.fade-in-stagger.visible > *:nth-child(6) { transition-delay: 0.3s; }
.fade-in-stagger.visible > *:nth-child(7) { transition-delay: 0.35s; }
.fade-in-stagger.visible > *:nth-child(8) { transition-delay: 0.4s; }

/* === Profile Image === */
.profile-image {
  width: 200px;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-color);
  box-shadow: 0 0 30px rgba(0,0,0,0.3);
}

/* === Resume Button === */
.resume-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent-green);
  text-decoration: none;
  transition: all var(--transition-base);
  margin-bottom: 32px;
}

.resume-btn:hover {
  border-color: var(--accent-green);
  box-shadow: 0 0 16px var(--glow-green);
  color: var(--accent-green);
}

/* === VS Code Workspace Layout === */
.workspace-container {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: calc(100vh - 48px);
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
}

/* Sidebar Explorer */
.workspace-sidebar {
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  padding: 16px 0;
  display: flex;
  flex-direction: column;
  user-select: none;
  font-family: var(--font-sans);
}

.sidebar-header {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  padding: 0 16px 8px;
}

.sidebar-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  padding: 4px 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.file-tree {
  margin-top: 8px;
  padding-left: 0;
}

.tree-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4.5px 16px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  font-family: var(--font-mono);
}

.tree-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.tree-item.active-file {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-left: 2px solid var(--accent-blue);
  padding-left: 14px;
}

.tree-icon {
  width: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.tree-sub {
  padding-left: 14px;
  width: 100%;
}

.tree-item.muted {
  color: var(--text-muted);
}

/* Editor Workspace Main Area */
.workspace-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1;
}

.editor-tabs-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  height: 35px;
  padding-right: 12px;
}

.active-editor-tabs-list {
  display: flex;
  height: 100%;
}

.active-editor-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-primary);
  background: var(--bg-primary);
  border-right: 1px solid var(--border-color);
  border-top: 2px solid var(--accent-blue);
  margin-top: -1px;
  height: calc(100% + 1px);
}

.tab-close-btn {
  font-size: 11px;
  color: var(--text-muted);
  cursor: pointer;
}

.tab-close-btn:hover {
  color: var(--accent-red);
}

.editor-actions {
  display: flex;
  gap: 4px;
}

.editor-action-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 3px 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: all var(--transition-fast);
}

.editor-action-btn:hover {
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

.editor-action-btn.active {
  background: var(--accent-blue);
  color: var(--bg-primary);
  border-color: var(--accent-blue);
  font-weight: 600;
}

/* Split Pane Workspace container */
.editor-workspace {
  display: flex;
  flex: 1;
  min-width: 0;
  min-height: 0;
  height: calc(100% - 35px);
}

.editor-pane {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--bg-primary);
}

.pane-code {
  border-right: 1px solid var(--border-color);
}

.pane-header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 6px 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
}

.pane-title {
  color: var(--text-muted);
}

/* Code Editor viewport */
.code-editor-content {
  flex: 1;
  display: flex;
  overflow: auto;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.6;
  padding: 16px 20px;
  background: var(--bg-terminal);
}

.line-numbers {
  display: flex;
  flex-direction: column;
  text-align: right;
  padding-right: 16px;
  color: var(--text-muted);
  user-select: none;
  min-width: 30px;
  border-right: 1px solid var(--border-light);
  margin-right: 16px;
}

.code-viewport {
  margin: 0;
  flex: 1;
  overflow: visible;
}

.code-viewport code {
  font-family: var(--font-mono);
}

/* Render pane viewport */
.render-viewport {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}

/* Syntax Highlighting Colors (IDE Mode) */
.kw { color: #ff7b72; font-weight: 600; }  /* keyword */
.str { color: #a5d6ff; }  /* string */
.num { color: #79c0ff; }  /* number */
.com { color: #8b949e; font-style: italic; }  /* comment */
.typ { color: #ffa657; }  /* types */
.fn { color: #d2a8ff; }  /* function or class methods */
.lbl { color: #79c0ff; }  /* label or hash */
.pre { color: #ff7b72; }  /* preprocessor */

/* Workspace Toggle Active States */
.editor-workspace.show-code-only .pane-render {
  display: none;
}
.editor-workspace.show-code-only .pane-code {
  display: flex;
  border-right: none;
}

.editor-workspace.show-render-only .pane-code {
  display: none;
}
.editor-workspace.show-render-only .pane-render {
  display: flex;
}

/* === Responsive === */
@media (max-width: 768px) {
  .workspace-container {
    grid-template-columns: 1fr;
    min-height: calc(100vh - 48px);
  }

  .workspace-sidebar {
    display: none;
  }

  .editor-workspace {
    flex-direction: column;
    height: auto;
  }

  .editor-pane {
    flex: none;
    width: 100%;
  }

  .pane-code {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    max-height: 400px;
  }

  .editor-workspace.split-layout {
    flex-direction: column;
  }

  /* Default split view on mobile: stack them, or allow toggle button state to rule */
  .editor-workspace.split-layout .pane-code {
    display: none; /* Default to show render pane only unless toggled */
  }

  .editor-workspace.split-layout.show-code .pane-code {
    display: flex;
  }

  .editor-workspace.split-layout.show-code .pane-render {
    display: none;
  }

  .nav-tabs {
    display: none;
    position: absolute;
    top: 48px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    z-index: 99;
  }

  .nav-tabs.open {
    display: flex;
  }

  .nav-tab {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 12px 20px;
  }

  .nav-toggle {
    display: flex;
  }

  .neofetch-panel {
    grid-template-columns: 1fr;
  }

  .neofetch-ascii {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .update-entry {
    flex-direction: column;
    gap: 4px;
  }

  .update-date {
    min-width: auto;
  }

  .blog-card {
    flex-direction: column;
  }

  .blog-thumb {
    width: 100%;
    min-width: unset;
    height: 180px;
  }

  .build-status {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .build-check {
    margin-left: 0;
  }

  .terminal-body {
    padding: 16px;
    font-size: 12px;
    min-height: 200px;
  }
}

@media (max-width: 480px) {
  :root {
    --spacing: 16px;
  }

  .page-title {
    font-size: 22px;
  }

  .terminal-body {
    font-size: 11px;
    padding: 12px;
  }
}

/* ====================================================
   VS Code Theme Layout Addition
   ==================================================== */

.vscode-layout-wrapper {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
}

/* VS Code Titlebar */
.vscode-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 38px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 0 16px;
  font-size: 12px;
  color: var(--text-secondary);
  user-select: none;
  min-height: 38px;
}

.titlebar-menu {
  display: flex;
  gap: 16px;
}

.titlebar-menu span {
  cursor: pointer;
  transition: color var(--transition-fast);
}

.titlebar-menu span:hover {
  color: var(--text-primary);
}

.titlebar-center {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 3px 32px;
  font-size: 12px;
  color: var(--text-secondary);
  min-width: 320px;
  text-align: center;
  max-width: 600px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.titlebar-actions {
  display: flex;
  gap: 16px;
  font-size: 14px;
}

.titlebar-action-icon {
  cursor: pointer;
}

.titlebar-action-icon:hover {
  color: var(--text-primary);
}

/* Main workspace area */
.vscode-workspace {
  display: flex;
  flex: 1;
  min-height: 0;
}

/* VS Code Activity Bar (Far Left) */
.vscode-activity-bar {
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  width: 48px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  height: 100%;
  user-select: none;
}

.activity-bar-top, .activity-bar-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  gap: 16px;
}

.activity-btn {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 20px;
  transition: color var(--transition-fast);
}

.activity-btn:hover {
  color: var(--text-secondary);
}

.activity-btn.active {
  color: var(--text-primary);
}

.activity-btn.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 15%;
  height: 70%;
  width: 2px;
  background-color: var(--accent-blue);
}

/* VS Code Explorer Sidebar (Left) */
.vscode-sidebar {
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  width: 240px;
  padding: 10px 0;
  display: flex;
  flex-direction: column;
  user-select: none;
  font-family: var(--font-sans);
}

.sidebar-section-header {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  padding: 4px 16px 8px;
  text-transform: uppercase;
}

.sidebar-folder-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  padding: 4px 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar-file-list {
  list-style: none;
  margin-top: 6px;
}

.sidebar-file-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 20px;
  font-size: 13px;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.sidebar-file-item:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.sidebar-file-item.active {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border-left: 2px solid var(--accent-blue);
  padding-left: 18px;
}

.sidebar-file-icon {
  font-size: 14px;
}

/* Editor Workspace Container */
.vscode-editor-pane {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
  background-color: var(--bg-primary);
  position: relative;
}

/* VS Code Editor Tabs bar */
.vscode-tabs-bar {
  display: flex;
  height: 35px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  user-select: none;
  overflow-x: auto;
  align-items: stretch;
}

.vscode-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-secondary);
  border-right: 1px solid var(--border-color);
  cursor: pointer;
  background-color: var(--bg-secondary);
  position: relative;
  white-space: nowrap;
}

.vscode-tab:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.vscode-tab.active {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border-top: 2px solid var(--accent-blue);
  margin-top: -1px;
}

.vscode-tab-close-btn {
  font-size: 11px;
  color: var(--text-muted);
  width: 14px;
  height: 14px;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.vscode-tab-close-btn:hover {
  background-color: var(--bg-hover);
  color: var(--accent-red);
}

.vscode-tab-pin-icon {
  font-size: 11px;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* VS Code Editor Breadcrumbs */
.vscode-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 22px;
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-light);
  padding: 0 16px;
  font-size: 11px;
  color: var(--text-muted);
  user-select: none;
}

.vscode-breadcrumbs-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.vscode-breadcrumbs-separator {
  font-size: 10px;
}

/* Editor Scrollable Content viewport */
.vscode-editor-content {
  flex: 1;
  overflow-y: auto;
  min-height: 0;
  padding: 24px;
}

/* Bottom panel (terminal) */
.vscode-bottom-panel {
  height: 280px;
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  min-height: 140px;
}

.vscode-bottom-header {
  height: 35px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  user-select: none;
}

.vscode-bottom-tabs {
  display: flex;
  gap: 16px;
  height: 100%;
}

.vscode-bottom-tab {
  display: flex;
  align-items: center;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  height: 100%;
  font-family: var(--font-sans);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
}

.vscode-bottom-tab:hover {
  color: var(--text-primary);
}

.vscode-bottom-tab.active {
  color: var(--text-primary);
}

.vscode-bottom-tab.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--accent-blue);
}

.vscode-bottom-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
}

.vscode-bottom-actions select {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 6px;
  outline: none;
}

.bottom-action-btn {
  cursor: pointer;
  font-size: 13px;
  transition: color var(--transition-fast);
}

.bottom-action-btn:hover {
  color: var(--text-primary);
}

.vscode-bottom-body {
  flex: 1;
  overflow: hidden;
  background-color: var(--bg-terminal);
}

.vscode-bottom-body .terminal-body {
  height: 100%;
  max-height: none;
  min-height: 0;
  padding: 16px 20px;
}

/* VS Code Status Bar */
.vscode-statusbar {
  height: 22px;
  background-color: var(--bg-tertiary);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 10px;
  font-size: 11px;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  user-select: none;
}

.statusbar-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.statusbar-item {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}

.statusbar-item:hover {
  color: var(--text-primary);
}

.statusbar-item.git-branch {
  color: var(--text-primary);
  font-weight: 500;
}

/* Responsive VS Code layout adjustments */
@media (max-width: 900px) {
  .vscode-sidebar {
    width: 200px;
  }
}

@media (max-width: 768px) {
  .vscode-sidebar {
    display: none;
  }

  .vscode-sidebar.open {
    display: flex;
    position: absolute;
    left: 48px;
    top: 38px;
    bottom: 0;
    z-index: 100;
    box-shadow: 4px 0 16px rgba(0,0,0,0.5);
  }

.activity-btn .terminal-icon {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: bold;
}

  .vscode-bottom-panel {
    height: 220px;
  }
  
  .titlebar-center {
    display: none;
  }
}

/* Collapsible state utilities */
.vscode-sidebar.collapsed {
  display: none !important;
}

.vscode-bottom-panel.collapsed {
  display: none !important;
}