[Frontend] improve UI links + add documentation page

src/App.tsx

@@ -1,13 +1,15 @@
 import { BrowserRouter, Routes, Route } from 'react-router-dom'
 import LandingPage from './components/layout/LandingPage'
 import VisualizerPage from './components/layout/VisualizerPage'
+import DocsPage from './components/layout/DocsPage'
 
 function App() {
   return (
     <BrowserRouter>
       <Routes>
         <Route path="/" element={<LandingPage />} />
         <Route path="/visualizer" element={<VisualizerPage />} />
+        <Route path="/docs" element={<DocsPage />} />
       </Routes>
     </BrowserRouter>
   )

src/components/layout/DocsPage.module.css

@@ -0,0 +1,355 @@
+.container {
+  min-height: 100vh;
+  display: flex;
+  flex-direction: column;
+  background-color: var(--color-background);
+}
+
+/* Header */
+.header {
+  position: sticky;
+  top: 0;
+  z-index: 100;
+  background: rgba(15, 23, 42, 0.8);
+  backdrop-filter: blur(10px);
+  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
+}
+
+.headerContent {
+  max-width: 1200px;
+  margin: 0 auto;
+  padding: var(--spacing-md) var(--spacing-lg);
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+
+.logo {
+  display: flex;
+  align-items: center;
+  gap: var(--spacing-sm);
+  text-decoration: none;
+  font-size: 1.25rem;
+  font-weight: 600;
+  color: var(--color-text);
+}
+
+.logoText {
+  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
+  -webkit-background-clip: text;
+  -webkit-text-fill-color: transparent;
+  background-clip: text;
+}
+
+.nav {
+  display: flex;
+  gap: var(--spacing-lg);
+}
+
+.nav a {
+  color: var(--color-text-secondary);
+  text-decoration: none;
+  font-weight: 500;
+  transition: color var(--transition-fast);
+}
+
+.nav a:hover {
+  color: var(--color-text);
+}
+
+/* Main Content */
+.main {
+  flex: 1;
+  padding: var(--spacing-xl) var(--spacing-lg);
+}
+
+.content {
+  max-width: 900px;
+  margin: 0 auto;
+  background: var(--color-surface);
+  border: 1px solid var(--color-surface-light);
+  border-radius: var(--radius-xl);
+  padding: var(--spacing-xl);
+  box-shadow: var(--shadow-lg);
+}
+
+.content h1 {
+  font-size: 2.5rem;
+  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
+  -webkit-background-clip: text;
+  -webkit-text-fill-color: transparent;
+  background-clip: text;
+  margin-bottom: var(--spacing-xl);
+  border-bottom: 2px solid var(--color-surface-light);
+  padding-bottom: var(--spacing-md);
+}
+
+.content h2 {
+  font-size: 2rem;
+  color: var(--color-text);
+  margin-top: var(--spacing-xl);
+  margin-bottom: var(--spacing-md);
+}
+
+.content h3 {
+  font-size: 1.5rem;
+  color: var(--color-text);
+  margin-top: var(--spacing-lg);
+  margin-bottom: var(--spacing-sm);
+}
+
+.content h4 {
+  font-size: 1.2rem;
+  color: var(--color-text);
+  margin-top: var(--spacing-md);
+  margin-bottom: var(--spacing-sm);
+}
+
+.content p {
+  line-height: 1.8;
+  color: var(--color-text-secondary);
+  margin-bottom: var(--spacing-md);
+}
+
+.content ul,
+.content ol {
+  margin-left: var(--spacing-lg);
+  margin-bottom: var(--spacing-md);
+  line-height: 1.8;
+}
+
+.content li {
+  margin-bottom: var(--spacing-sm);
+  color: var(--color-text-secondary);
+}
+
+.content code {
+  background: var(--color-background);
+  padding: 2px 6px;
+  border-radius: var(--radius-sm);
+  font-family: 'Courier New', monospace;
+  font-size: 0.9em;
+  color: var(--color-accent);
+  border: 1px solid var(--color-surface-light);
+}
+
+/* Sections */
+.section {
+  margin-bottom: var(--spacing-xl);
+}
+
+.step {
+  margin-bottom: var(--spacing-lg);
+  padding-left: var(--spacing-md);
+  border-left: 3px solid var(--color-primary);
+}
+
+.feature {
+  margin-bottom: var(--spacing-lg);
+  padding: var(--spacing-md);
+  background: var(--color-background);
+  border-radius: var(--radius-md);
+  border-left: 4px solid var(--color-accent);
+}
+
+.techDetail {
+  margin-bottom: var(--spacing-lg);
+  padding: var(--spacing-md);
+  background: var(--color-background);
+  border-radius: var(--radius-md);
+  border: 1px solid var(--color-surface-light);
+}
+
+/* Info Box */
+.infoBox {
+  background: rgba(99, 102, 241, 0.1);
+  border-left: 4px solid var(--color-primary);
+  padding: var(--spacing-md);
+  border-radius: var(--radius-sm);
+  margin: var(--spacing-md) 0;
+}
+
+.infoBox strong {
+  color: var(--color-primary);
+}
+
+/* Formula */
+.formula {
+  display: block;
+  background: var(--color-background);
+  color: var(--color-text);
+  padding: var(--spacing-md);
+  border-radius: var(--radius-md);
+  margin: var(--spacing-md) 0;
+  font-family: 'Courier New', monospace;
+  overflow-x: auto;
+  border: 1px solid var(--color-surface-light);
+}
+
+/* Code Block */
+.codeBlock {
+  background: var(--color-background);
+  border: 1px solid var(--color-surface-light);
+  border-radius: var(--radius-md);
+  padding: var(--spacing-md);
+  margin: var(--spacing-md) 0;
+  overflow-x: auto;
+}
+
+.codeBlock code {
+  display: block;
+  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
+  font-size: 0.95em;
+  line-height: 1.6;
+  color: var(--color-text);
+  background: none;
+  border: none;
+  padding: 0;
+}
+
+/* Note */
+.note {
+  font-style: italic;
+  color: var(--color-text-secondary);
+  font-size: 0.95em;
+  opacity: 0.8;
+}
+
+/* Images */
+.imageContainer {
+  margin: var(--spacing-lg) 0;
+  text-align: center;
+}
+
+.image {
+  width: 100%;
+  max-width: 500px;
+  height: auto;
+  border-radius: var(--radius-md);
+  border: 1px solid var(--color-surface-light);
+  box-shadow: var(--shadow-md);
+}
+
+.imageCaption {
+  margin-top: var(--spacing-sm);
+  font-size: 0.9em;
+  color: var(--color-text-secondary);
+  font-style: italic;
+}
+
+/* Steps */
+.steps {
+  counter-reset: step-counter;
+  list-style: none;
+  margin-left: 0;
+}
+
+.steps li {
+  counter-increment: step-counter;
+  position: relative;
+  padding-left: var(--spacing-xl);
+  margin-bottom: var(--spacing-md);
+}
+
+.steps li::before {
+  content: counter(step-counter);
+  position: absolute;
+  left: 0;
+  top: 0;
+  width: 28px;
+  height: 28px;
+  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
+  color: white;
+  border-radius: 50%;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-weight: bold;
+  font-size: 0.9em;
+}
+
+/* Resources */
+.resources {
+  list-style: none;
+  margin-left: 0;
+}
+
+.resources li {
+  margin-bottom: var(--spacing-md);
+}
+
+.resources a {
+  color: var(--color-primary);
+  text-decoration: none;
+  font-weight: 500;
+  transition: color var(--transition-fast);
+}
+
+.resources a:hover {
+  color: var(--color-accent);
+  text-decoration: underline;
+}
+
+/* Footer */
+.footer {
+  padding: var(--spacing-xl) var(--spacing-lg);
+  background: var(--color-background);
+  border-top: 1px solid rgba(148, 163, 184, 0.1);
+  margin-top: auto;
+}
+
+.footerContent {
+  max-width: 1200px;
+  margin: 0 auto;
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  flex-wrap: wrap;
+  gap: var(--spacing-md);
+}
+
+.footerContent p {
+  color: var(--color-text-secondary);
+  margin: 0;
+}
+
+.footerLinks {
+  display: flex;
+  gap: var(--spacing-lg);
+}
+
+.footerLinks a {
+  color: var(--color-text-secondary);
+  text-decoration: none;
+  transition: color var(--transition-fast);
+}
+
+.footerLinks a:hover {
+  color: var(--color-text);
+}
+
+/* Responsive */
+@media (max-width: 768px) {
+  .content {
+    padding: var(--spacing-lg);
+  }
+
+  .content h1 {
+    font-size: 2rem;
+  }
+
+  .content h2 {
+    font-size: 1.5rem;
+  }
+
+  .content h3 {
+    font-size: 1.2rem;
+  }
+
+  .footerContent {
+    flex-direction: column;
+    gap: var(--spacing-md);
+    text-align: center;
+  }
+}
+