/* Base Styles */
:root {
  --primary-color: #24292e;
  --secondary-color: #0366d6;
  --accent-color: #28a745;
  --background-color: #f6f8fa;
  --text-color: #24292e;
  --border-color: #e1e4e8;
  --card-bg: #ffffff;
  --header-bg: #24292e;
  --header-text: #ffffff;
  --terminal-bg: #1e1e1e;
  --terminal-text: #d4d4d4;
}

[data-theme="dark"] {
  --primary-color: #f0f6fc;
  --secondary-color: #58a6ff;
  --accent-color: #3fb950;
  --background-color: #0d1117;
  --text-color: #f0f6fc;
  --border-color: #30363d;
  --card-bg: #161b22;
  --header-bg: #0d1117;
  --header-text: #f0f6fc;
  --terminal-bg: #161b22;
  --terminal-text: #d4d4d4;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation */
.navbar {
  background-color: var(--header-bg);
  color: var(--header-text);
  padding: 1rem 0;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  font-size: 1.5rem;
  font-weight: bold;
}

.nav-logo i {
  margin-right: 10px;
  color: var(--accent-color);
}

.nav-menu {
  display: flex;
  list-style: none;
}

.nav-item {
  margin-left: 1.5rem;
}

.nav-link {
  color: var(--header-text);
  text-decoration: none;
  transition: color 0.3s;
}

.nav-link:hover {
  color: var(--secondary-color);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.bar {
  width: 25px;
  height: 3px;
  background-color: var(--header-text);
  margin: 3px 0;
  transition: 0.3s;
}

/* Hero Section */
.hero {
  padding: 100px 0 50px;
  background: linear-gradient(135deg, var(--primary-color) 0%, #0a192f 100%);
  color: white;
  text-align: center;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
}

.hero-content {
  flex: 1;
  min-width: 300px;
  padding: 20px;
}

.hero-content h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero-content p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn.primary {
  background-color: var(--accent-color);
  color: white;
}

.btn.primary:hover {
  background-color: #2ea043;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.btn.secondary {
  background-color: transparent;
  color: white;
  border: 2px solid white;
}

.btn.secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

/* 3D Branch Visualization */
.hero-3d {
  flex: 1;
  min-width: 300px;
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  perspective: 1000px;
}

.branch-container {
  position: relative;
  width: 200px;
  height: 200px;
  transform-style: preserve-3d;
  animation: rotate 20s infinite linear;
}

.main-branch {
  position: absolute;
  width: 200px;
  height: 10px;
  background: linear-gradient(90deg, #58a6ff, #3fb950);
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  border-radius: 5px;
}

.feature-branch {
  position: absolute;
  width: 100px;
  height: 10px;
  background: linear-gradient(90deg, #f78166, #db6d28);
  top: 30%;
  left: 100px;
  transform: rotate(30deg);
  transform-origin: left center;
  border-radius: 5px;
}

.merge-point {
  position: absolute;
  width: 20px;
  height: 20px;
  background-color: #d29922;
  border-radius: 50%;
  top: 40%;
  left: 180px;
  box-shadow: 0 0 10px #d29922;
  animation: pulse 2s infinite;
}

@keyframes rotate {
  0% { transform: rotateY(0); }
  100% { transform: rotateY(360deg); }
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.2); opacity: 0.7; }
  100% { transform: scale(1); opacity: 1; }
}

/* Sections */
.section {
  padding: 80px 0;
}

.section h2 {
  text-align: center;
  margin-bottom: 3rem;
  font-size: 2.5rem;
  color: var(--primary-color);
}

.section:nth-child(even) {
  background-color: rgba(0, 0, 0, 0.03);
}

[data-theme="dark"] .section:nth-child(even) {
  background-color: rgba(255, 255, 255, 0.03);
}

/* Installation Tabs */
.installation-tabs {
  max-width: 800px;
  margin: 0 auto;
}

.tab-header {
  display: flex;
  border-bottom: 2px solid var(--border-color);
}

.tab-button {
  padding: 12px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-color);
  border-bottom: 3px solid transparent;
  transition: all 0.3s;
}

.tab-button.active {
  border-bottom: 3px solid var(--secondary-color);
  color: var(--secondary-color);
}

.tab-button:hover:not(.active) {
  background-color: rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .tab-button:hover:not(.active) {
  background-color: rgba(255, 255, 255, 0.05);
}

.tab-content {
  padding: 2rem 0;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

.tab-pane h3 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.tab-pane ol {
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}

.tab-pane li {
  margin-bottom: 0.5rem;
}

.tab-pane pre {
  background-color: var(--card-bg);
  padding: 1rem;
  border-radius: 6px;
  overflow-x: auto;
  margin: 1rem 0;
  border: 1px solid var(--border-color);
}

/* Workflow Section */
.workflow-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.workflow-step {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
  border: 1px solid var(--border-color);
}

.workflow-step:hover {
  transform: translateY(-5px);
}

.step-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--secondary-color);
}

.workflow-step h3 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.repo-structure pre {
  background-color: var(--card-bg);
  padding: 1.5rem;
  border-radius: 6px;
  overflow-x: auto;
  border: 1px solid var(--border-color);
}

/* Commands Section */
.command-category {
  margin-bottom: 3rem;
}

.command-category h3 {
  margin-bottom: 1.5rem;
  color: var(--primary-color);
  font-size: 1.8rem;
}

.command-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.command-card {
  background-color: var(--card-bg);
  padding: 1.5rem;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--border-color);
}

.command-card h4 {
  margin-bottom: 0.5rem;
  color: var(--primary-color);
  font-size: 1.3rem;
}

.command-card p {
  margin-bottom: 1rem;
  color: var(--text-color);
}

.command-card pre {
  background-color: var(--terminal-bg);
  color: var(--terminal-text);
  padding: 1rem;
  border-radius: 6px;
  overflow-x: auto;
  font-size: 0.9rem;
}

/* Terminal Styles */
.terminal-container {
  background-color: var(--terminal-bg);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  margin-top: 2rem;
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  height: 500px;
}

.terminal-header {
  background-color: #333;
  padding: 0.5rem 1rem;
  display: flex;
  align-items: center;
}

.terminal-dots {
  display: flex;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  margin-right: 0.5rem;
}

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

.terminal-title {
  color: #fff;
  font-size: 0.9rem;
  margin-left: 1rem;
  flex-grow: 1;
  text-align: center;
}

.terminal-controls {
  display: flex;
  gap: 0.5rem;
}

.btn.small {
  padding: 0.3rem 0.6rem;
  font-size: 0.8rem;
}

.terminal-body {
  padding: 1rem;
  font-family: 'Courier New', monospace;
  color: var(--terminal-text);
  height: 100%;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.terminal-output {
  flex-grow: 1;
  overflow-y: auto;
}

.terminal-output p {
  margin: 0.5rem 0;
  line-height: 1.4;
}

.terminal-input {
  display: flex;
  align-items: center;
  margin-top: 1rem;
  border-top: 1px solid #444;
  padding-top: 0.5rem;
}

.prompt {
  color: var(--accent-color);
  margin-right: 0.5rem;
  font-weight: bold;
}

#command-input {
  background: transparent;
  border: none;
  color: var(--terminal-text);
  font-family: 'Courier New', monospace;
  font-size: 1rem;
  flex-grow: 1;
  outline: none;
}

.command-highlight {
  color: var(--accent-color);
  font-weight: bold;
}

.terminal-sidebar {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

.mission-panel, .hint-panel {
  background-color: var(--card-bg);
  border-radius: 10px;
  padding: 1.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--border-color);
}

.mission-panel h3, .hint-panel h3 {
  margin-bottom: 1rem;
  color: var(--primary-color);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.5rem;
}

.mission-item {
  display: flex;
  align-items: center;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--border-color);
}

.mission-item:last-child {
  border-bottom: none;
}

.mission-status {
  font-size: 1.2rem;
  margin-right: 1rem;
  color: var(--accent-color);
}

.mission-title {
  flex-grow: 1;
  font-weight: 500;
}

.mission-command {
  color: var(--secondary-color);
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
}

.command {
  color: var(--accent-color);
}

.success {
  color: var(--accent-color);
}

.error {
  color: #f97583;
}

#command-help h4 {
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

#command-help pre {
  background-color: var(--terminal-bg);
  color: var(--terminal-text);
  padding: 1rem;
  border-radius: 6px;
  overflow-x: auto;
  margin: 0.5rem 0;
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
}

#command-help code {
  background-color: var(--terminal-bg);
  color: var(--accent-color);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
}

@media (max-width: 768px) {
  .terminal-container {
    height: 400px;
  }
  
  .terminal-sidebar {
    grid-template-columns: 1fr;
  }
}

/* Add animation keyframes */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.animated {
  animation: fadeIn 0.6s ease-out forwards;
}

/* VS Code Integration */
.vscode-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.vscode-feature {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--border-color);
}

.vscode-feature h3 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.vscode-feature ul {
  padding-left: 1.5rem;
}

.vscode-feature li {
  margin-bottom: 0.5rem;
}

/* Advanced Features */
.advanced-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.advanced-topic {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--border-color);
}

.advanced-topic h3 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.advanced-topic ul {
  padding-left: 1.5rem;
}

.advanced-topic li {
  margin-bottom: 0.5rem;
}

/* FAQ Section */
.faq-container {
  max-width: 800px;
  margin: 0 auto 3rem;
}

.faq-item {
  margin-bottom: 2rem;
  padding: 1.5rem;
  background-color: var(--card-bg);
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--border-color);
}

.faq-item h3 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.resources ul {
  padding-left: 1.5rem;
}

.resources li {
  margin-bottom: 0.5rem;
}

.resources a {
  color: var(--secondary-color);
  text-decoration: none;
}

.resources a:hover {
  text-decoration: underline;
}

/* Footer */
.footer {
  background-color: var(--header-bg);
  color: var(--header-text);
  text-align: center;
  padding: 2rem 0;
}

/* All Git Commands Page Styles */
.commands-categories {
  margin-top: 2rem;
}

.category {
  margin-bottom: 2rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
}

.category-header {
  background-color: var(--card-bg);
  padding: 1rem 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
}

.category-header h2 {
  margin: 0;
  font-size: 1.4rem;
  color: var(--primary-color);
}

.category-content {
  padding: 1rem;
}

.command-card {
  margin-bottom: 1rem;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
}

.command-header {
  background-color: var(--card-bg);
  padding: 1rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
}

.command-header h3 {
  margin: 0;
  font-size: 1.2rem;
  color: var(--primary-color);
}

.command-content {
  padding: 1rem;
  display: none;
}

.command-content[style*="display: block"] {
  display: block !important;
}

.category-content[style*="display: block"] {
  display: block !important;
}

.command-syntax h4,
.command-description h4,
.command-examples h4,
.command-vscode h4,
.command-tips h4 {
  margin: 1rem 0 0.5rem;
  color: var(--primary-color);
}

.command-examples pre,
.command-syntax pre {
  background-color: var(--terminal-bg);
  color: var(--terminal-text);
  padding: 1rem;
  border-radius: 6px;
  overflow-x: auto;
  margin: 0.5rem 0;
}

.command-vscode ul,
.command-tips ul {
  padding-left: 1.5rem;
  margin: 0.5rem 0;
}

.command-vscode li,
.command-tips li {
  margin-bottom: 0.5rem;
}

.command-demo {
  margin-top: 1rem;
  text-align: center;
}

.search-container {
  position: relative;
  max-width: 500px;
  margin: 2rem auto;
}

#command-search {
  width: 100%;
  padding: 0.8rem 1rem 0.8rem 3rem;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  background-color: var(--card-bg);
  color: var(--text-color);
  font-size: 1rem;
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-color);
}

.download-section {
  text-align: center;
  margin: 2rem 0;
}

.subtitle {
  text-align: center;
  font-size: 1.2rem;
  margin-bottom: 2rem;
  color: var(--text-color);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: var(--header-bg);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    padding: 2rem 0;
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-item {
    margin: 1rem 0;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-container {
    flex-direction: column;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 80%;
    margin-bottom: 1rem;
  }

  .section {
    padding: 60px 0;
  }

  .section h2 {
    font-size: 2rem;
  }
}

/* Code Syntax Highlighting */
pre[class*="language-"] {
  color: var(--terminal-text);
  background: var(--terminal-bg);
  border-radius: 6px;
  padding: 1em;
  overflow: auto;
  margin: 1em 0;
}

.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
  color: #6a737d;
}

.token.punctuation {
  color: #e1e4e8;
}

.token.property,
.token.tag,
.token.boolean,
.token.number,
.token.constant,
.token.symbol,
.token.deleted {
  color: #79b8ff;
}

.token.selector,
.token.attr-name,
.token.string,
.token.char,
.token.builtin,
.token.inserted {
  color: #9ecbff;
}

.token.operator,
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string {
  color: #e1e4e8;
}

.token.atrule,
.token.attr-value,
.token.keyword {
  color: #f97583;
}

.token.function,
.token.class-name {
  color: #b392f0;
}

.token.regex,
.token.important,
.token.variable {
  color: #ffab70;
}