diff --git a/src/BlazorApp/Components/App.razor b/src/BlazorApp/Components/App.razor
index cffc23b..c5fff8c 100644
--- a/src/BlazorApp/Components/App.razor
+++ b/src/BlazorApp/Components/App.razor
@@ -6,9 +6,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <base href="/" />
     <ResourcePreloader />
-    <link rel="stylesheet" href="@Assets["lib/bootstrap/dist/css/bootstrap.min.css"]" />
-    <link rel="stylesheet" href="@Assets["app.css"]" />
-    <link rel="stylesheet" href="@Assets["BlazorApp.styles.css"]" />
+    <link rel="stylesheet" href="css/app.css" />
     <ImportMap />
     <link rel="icon" type="image/png" href="favicon.png" />
     <HeadOutlet />
diff --git a/src/BlazorApp/wwwroot/css/animations.css b/src/BlazorApp/wwwroot/css/animations.css
new file mode 100644
index 0000000..4101cf5
--- /dev/null
+++ b/src/BlazorApp/wwwroot/css/animations.css
@@ -0,0 +1,110 @@
+/* Animations */
+
+/* Fade In */
+.fade-in {
+  animation: fadeInAnimation ease 1s;
+  animation-iteration-count: 1;
+  animation-fill-mode: forwards;
+}
+
+@keyframes fadeInAnimation {
+  from {
+    opacity: 0;
+  }
+  to {
+    opacity: 1;
+  }
+}
+
+/* Slide */
+@keyframes slideInRight {
+  from {
+    transform: translateX(100%);
+  }
+  to {
+    transform: translateX(0);
+  }
+}
+
+@keyframes slideOutRight {
+  from {
+    transform: translateX(0);
+  }
+  to {
+    transform: translateX(100%);
+  }
+}
+
+@keyframes fadeInUp {
+  from {
+    opacity: 0;
+    transform: translateY(20px);
+  }
+  to {
+    opacity: 1;
+    transform: translateY(0);
+  }
+}
+
+.fade-in-up {
+  animation: fadeInUp var(--transition-slow) var(--transition-timing);
+}
+
+/* Spinner */
+.spinner {
+  display: inline-block;
+  width: 24px;
+  height: 24px;
+  border: 3px solid var(--color-slate-700);
+  border-top-color: var(--color-slate-50);
+  border-radius: 50%;
+  animation: spin 0.8s linear infinite;
+}
+
+@keyframes spin {
+  to {
+    transform: rotate(360deg);
+  }
+}
+
+/* Pulse */
+.pulse {
+  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
+}
+
+@keyframes pulse {
+  0%, 100% {
+    opacity: 1;
+  }
+  50% {
+    opacity: 0.5;
+  }
+}
+
+/* Transitions */
+.transition {
+  transition: all var(--transition-base) var(--transition-timing);
+}
+
+.transition-colors {
+  transition: color var(--transition-base) var(--transition-timing),
+              background-color var(--transition-base) var(--transition-timing),
+              border-color var(--transition-base) var(--transition-timing);
+}
+
+.transition-transform {
+  transition: transform var(--transition-base) var(--transition-timing);
+}
+
+.transition-opacity {
+  transition: opacity var(--transition-base) var(--transition-timing);
+}
+
+/* Hover */
+.hover-scale:hover {
+  transform: scale(1.05);
+}
+
+.hover-lift:hover {
+  transform: translateY(-2px);
+}
diff --git a/src/BlazorApp/wwwroot/css/app.css b/src/BlazorApp/wwwroot/css/app.css
new file mode 100644
index 0000000..6afa7b4
--- /dev/null
+++ b/src/BlazorApp/wwwroot/css/app.css
@@ -0,0 +1,8 @@
+/* Main Stylesheet */
+
+@import url('variables.css');
+@import url('reset.css');
+@import url('base.css');
+@import url('layout.css');
+@import url('components.css');
+@import url('animations.css');
diff --git a/src/BlazorApp/wwwroot/css/base.css b/src/BlazorApp/wwwroot/css/base.css
new file mode 100644
index 0000000..e3a9b35
--- /dev/null
+++ b/src/BlazorApp/wwwroot/css/base.css
@@ -0,0 +1,90 @@
+/* Base Styles */
+
+body {
+  background-color: var(--color-black);
+  color: var(--color-slate-50);
+  font-family: var(--font-mono);
+  font-size: var(--font-size-base);
+  line-height: var(--line-height-normal);
+}
+
+/* Typography */
+h1,
+h2,
+h3,
+h4,
+h5,
+h6 {
+  font-weight: var(--font-weight-semibold);
+  line-height: var(--line-height-tight);
+}
+
+h1 {
+  font-size: var(--font-size-3xl);
+}
+
+h2 {
+  font-size: var(--font-size-2xl);
+}
+
+h3 {
+  font-size: var(--font-size-xl);
+}
+
+p {
+  margin-bottom: var(--space-4);
+}
+
+/* Links */
+a {
+  color: var(--color-slate-50);
+  transition: color var(--transition-base) var(--transition-timing);
+}
+
+a:hover {
+  color: var(--color-slate-300);
+}
+
+a:focus-visible {
+  outline: 2px solid var(--color-slate-50);
+  outline-offset: 2px;
+}
+
+/* Focus */
+*:focus-visible {
+  outline: 2px solid var(--color-slate-50);
+  outline-offset: 2px;
+}
+
+button:focus-visible,
+input:focus-visible,
+textarea:focus-visible,
+select:focus-visible {
+  outline: 2px solid var(--color-slate-50);
+  outline-offset: 2px;
+}
+
+/* Selection */
+::selection {
+  background-color: var(--color-slate-50);
+  color: var(--color-black);
+}
+
+/* Scrollbar */
+body::-webkit-scrollbar {
+  width: 10px;
+}
+
+body::-webkit-scrollbar-track {
+  background: var(--color-white);
+}
+
+body::-webkit-scrollbar-thumb {
+  background-color: var(--color-black);
+  border: 1px solid var(--color-white);
+}
+
+body {
+  scrollbar-width: thin;
+  scrollbar-color: var(--color-black) var(--color-white);
+}
diff --git a/src/BlazorApp/wwwroot/css/components.css b/src/BlazorApp/wwwroot/css/components.css
new file mode 100644
index 0000000..1a5377d
--- /dev/null
+++ b/src/BlazorApp/wwwroot/css/components.css
@@ -0,0 +1,214 @@
+/* Components */
+
+/* Buttons */
+.btn {
+  display: inline-block;
+  padding: var(--space-3) var(--space-6);
+  font-weight: var(--font-weight-medium);
+  text-align: center;
+  border-radius: var(--radius-md);
+  transition: all var(--transition-base) var(--transition-timing);
+  cursor: pointer;
+}
+
+.btn:focus-visible {
+  outline: 2px solid var(--color-slate-50);
+  outline-offset: 2px;
+}
+
+.btn-primary {
+  background-color: var(--color-slate-50);
+  color: var(--color-black);
+}
+
+.btn-primary:hover {
+  background-color: var(--color-slate-200);
+}
+
+.btn-secondary {
+  background-color: transparent;
+  color: var(--color-slate-50);
+  border: 1px solid var(--color-slate-50);
+}
+
+.btn-secondary:hover {
+  background-color: var(--color-slate-50);
+  color: var(--color-black);
+}
+
+.btn:disabled {
+  opacity: 0.5;
+  cursor: not-allowed;
+}
+
+/* Inputs */
+.input {
+  width: 100%;
+  padding: var(--space-3);
+  background-color: var(--color-black);
+  border: 1px solid var(--color-slate-700);
+  border-radius: var(--radius-md);
+  color: var(--color-slate-50);
+  font-size: var(--font-size-base);
+}
+
+.input:focus {
+  outline: none;
+  border-color: var(--color-slate-50);
+}
+
+.input:invalid {
+  border-color: #ef4444;
+}
+
+.input::placeholder {
+  color: var(--color-slate-500);
+}
+
+/* Textareas */
+.textarea {
+  width: 100%;
+  padding: var(--space-3);
+  background-color: var(--color-black);
+  border: 1px solid var(--color-slate-700);
+  border-radius: var(--radius-md);
+  color: var(--color-slate-50);
+  font-size: var(--font-size-base);
+  resize: vertical;
+  min-height: 120px;
+}
+
+.textarea:focus {
+  outline: none;
+  border-color: var(--color-slate-50);
+}
+
+/* Labels */
+.label {
+  display: block;
+  margin-bottom: var(--space-2);
+  font-size: var(--font-size-sm);
+  font-weight: var(--font-weight-medium);
+}
+
+/* Cards */
+.card {
+  background-color: var(--color-slate-900);
+  border-radius: var(--radius-lg);
+  padding: var(--space-6);
+  border: 1px solid var(--color-slate-800);
+}
+
+/* Navigation */
+.nav {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: var(--space-6) 0;
+}
+
+.nav-link {
+  padding: var(--space-2) var(--space-4);
+  color: var(--color-slate-50);
+  font-size: var(--font-size-sm);
+  transition: color var(--transition-base) var(--transition-timing);
+}
+
+.nav-link:hover {
+  color: var(--color-slate-300);
+}
+
+.nav-link-active {
+  font-weight: var(--font-weight-semibold);
+}
+
+/* Footer */
+.footer {
+  padding: var(--space-8) 0;
+  margin-top: auto;
+  border-top: 1px solid var(--color-slate-800);
+  text-align: center;
+  font-size: var(--font-size-sm);
+  color: var(--color-slate-400);
+}
+
+/* Mobile Menu (CSS-only) */
+.mobile-menu-toggle {
+  display: none;
+}
+
+.mobile-menu-button {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 40px;
+  height: 40px;
+  cursor: pointer;
+  font-size: var(--font-size-2xl);
+}
+
+.mobile-menu-overlay {
+  display: none;
+  position: fixed;
+  inset: 0;
+  background-color: rgba(0, 0, 0, 0.5);
+  backdrop-filter: blur(4px);
+  z-index: var(--z-overlay);
+}
+
+.mobile-menu {
+  display: none;
+  position: fixed;
+  top: 0;
+  right: 0;
+  bottom: 0;
+  width: 80%;
+  max-width: 300px;
+  background-color: var(--color-black);
+  border-left: 1px solid var(--color-slate-800);
+  padding: var(--space-6);
+  z-index: var(--z-modal);
+  transform: translateX(100%);
+  transition: transform var(--transition-slow) var(--transition-timing);
+}
+
+.mobile-menu-toggle:checked ~ .mobile-menu-overlay {
+  display: block;
+}
+
+.mobile-menu-toggle:checked ~ .mobile-menu {
+  display: block;
+  transform: translateX(0);
+}
+
+.mobile-menu-close {
+  display: flex;
+  justify-content: flex-end;
+  margin-bottom: var(--space-6);
+  font-size: var(--font-size-2xl);
+  cursor: pointer;
+}
+
+/* Links */
+.link {
+  color: var(--color-slate-50);
+  text-decoration: underline;
+  text-underline-offset: 2px;
+}
+
+.link:hover {
+  color: var(--color-slate-300);
+}
+
+/* Icon Buttons */
+.icon-button {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  padding: var(--space-2);
+  transition: opacity var(--transition-base) var(--transition-timing);
+}
+
+.icon-button:hover {
+  opacity: 0.7;
+}
diff --git a/src/BlazorApp/wwwroot/css/layout.css b/src/BlazorApp/wwwroot/css/layout.css
new file mode 100644
index 0000000..242bc25
--- /dev/null
+++ b/src/BlazorApp/wwwroot/css/layout.css
@@ -0,0 +1,240 @@
+/* Layout */
+
+/* Container */
+.container {
+  width: 100%;
+  max-width: var(--container-max-width);
+  margin-left: auto;
+  margin-right: auto;
+  padding-left: var(--space-6);
+  padding-right: var(--space-6);
+}
+
+@media (min-width: 1024px) {
+  .container {
+    padding-left: var(--space-10);
+    padding-right: var(--space-10);
+  }
+}
+
+/* Flexbox */
+.flex {
+  display: flex;
+}
+
+.flex-col {
+  flex-direction: column;
+}
+
+.flex-row {
+  flex-direction: row;
+}
+
+.flex-1 {
+  flex: 1 1 0%;
+}
+
+.items-start {
+  align-items: flex-start;
+}
+
+.items-center {
+  align-items: center;
+}
+
+.items-end {
+  align-items: flex-end;
+}
+
+.justify-start {
+  justify-content: flex-start;
+}
+
+.justify-center {
+  justify-content: center;
+}
+
+.justify-end {
+  justify-content: flex-end;
+}
+
+.justify-between {
+  justify-content: space-between;
+}
+
+.gap-1 {
+  gap: var(--space-1);
+}
+
+.gap-2 {
+  gap: var(--space-2);
+}
+
+.gap-3 {
+  gap: var(--space-3);
+}
+
+.gap-4 {
+  gap: var(--space-4);
+}
+
+.gap-6 {
+  gap: var(--space-6);
+}
+
+.gap-8 {
+  gap: var(--space-8);
+}
+
+/* Grid */
+.grid {
+  display: grid;
+}
+
+.grid-cols-1 {
+  grid-template-columns: repeat(1, minmax(0, 1fr));
+}
+
+.grid-cols-2 {
+  grid-template-columns: repeat(2, minmax(0, 1fr));
+}
+
+.grid-cols-3 {
+  grid-template-columns: repeat(3, minmax(0, 1fr));
+}
+
+.grid-cols-4 {
+  grid-template-columns: repeat(4, minmax(0, 1fr));
+}
+
+@media (min-width: 640px) {
+  .sm\:grid-cols-2 {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
+  .sm\:grid-cols-3 {
+    grid-template-columns: repeat(3, minmax(0, 1fr));
+  }
+}
+
+@media (min-width: 768px) {
+  .md\:grid-cols-3 {
+    grid-template-columns: repeat(3, minmax(0, 1fr));
+  }
+  .md\:grid-cols-4 {
+    grid-template-columns: repeat(4, minmax(0, 1fr));
+  }
+}
+
+@media (min-width: 1024px) {
+  .lg\:grid-cols-4 {
+    grid-template-columns: repeat(4, minmax(0, 1fr));
+  }
+  .lg\:grid-cols-5 {
+    grid-template-columns: repeat(5, minmax(0, 1fr));
+  }
+}
+
+/* Spacing */
+.min-h-screen {
+  min-height: 100vh;
+}
+
+.p-2 { padding: var(--space-2); }
+.p-4 { padding: var(--space-4); }
+.p-6 { padding: var(--space-6); }
+.p-8 { padding: var(--space-8); }
+
+.px-2 { padding-left: var(--space-2); padding-right: var(--space-2); }
+.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
+.px-6 { padding-left: var(--space-6); padding-right: var(--space-6); }
+.px-8 { padding-left: var(--space-8); padding-right: var(--space-8); }
+
+.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }
+.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
+.py-6 { padding-top: var(--space-6); padding-bottom: var(--space-6); }
+.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }
+
+.m-2 { margin: var(--space-2); }
+.m-4 { margin: var(--space-4); }
+.m-6 { margin: var(--space-6); }
+.m-8 { margin: var(--space-8); }
+
+.mx-auto { margin-left: auto; margin-right: auto; }
+
+.mt-2 { margin-top: var(--space-2); }
+.mt-4 { margin-top: var(--space-4); }
+.mt-6 { margin-top: var(--space-6); }
+.mt-8 { margin-top: var(--space-8); }
+
+.mb-2 { margin-bottom: var(--space-2); }
+.mb-4 { margin-bottom: var(--space-4); }
+.mb-6 { margin-bottom: var(--space-6); }
+.mb-8 { margin-bottom: var(--space-8); }
+
+/* Display */
+.hidden {
+  display: none;
+}
+
+.block {
+  display: block;
+}
+
+.inline-block {
+  display: inline-block;
+}
+
+/* Responsive */
+@media (min-width: 1024px) {
+  .lg\:flex {
+    display: flex;
+  }
+  .lg\:hidden {
+    display: none;
+  }
+  .lg\:block {
+    display: block;
+  }
+}
+
+/* Widths */
+.w-full {
+  width: 100%;
+}
+
+.max-w-sm {
+  max-width: 24rem;
+}
+
+.max-w-md {
+  max-width: 28rem;
+}
+
+.max-w-lg {
+  max-width: 32rem;
+}
+
+.max-w-xl {
+  max-width: 36rem;
+}
+
+.max-w-2xl {
+  max-width: 42rem;
+}
+
+.max-w-7xl {
+  max-width: 80rem;
+}
+
+/* Text */
+.text-center {
+  text-align: center;
+}
+
+.text-left {
+  text-align: left;
+}
+
+.text-right {
+  text-align: right;
+}
diff --git a/src/BlazorApp/wwwroot/css/reset.css b/src/BlazorApp/wwwroot/css/reset.css
new file mode 100644
index 0000000..5b8f715
--- /dev/null
+++ b/src/BlazorApp/wwwroot/css/reset.css
@@ -0,0 +1,77 @@
+/* CSS Reset */
+
+*,
+*::before,
+*::after {
+  box-sizing: border-box;
+}
+
+* {
+  margin: 0;
+  padding: 0;
+}
+
+html {
+  -webkit-text-size-adjust: 100%;
+  -moz-tab-size: 4;
+  tab-size: 4;
+}
+
+html:focus-within {
+  scroll-behavior: smooth;
+}
+
+body {
+  min-height: 100vh;
+  line-height: 1.5;
+  text-rendering: optimizeSpeed;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+img,
+picture,
+video,
+canvas,
+svg {
+  display: block;
+  max-width: 100%;
+}
+
+input,
+button,
+textarea,
+select {
+  font: inherit;
+}
+
+button {
+  background: none;
+  border: none;
+  cursor: pointer;
+}
+
+ul,
+ol {
+  list-style: none;
+}
+
+a {
+  text-decoration: none;
+  color: inherit;
+}
+
+@media (prefers-reduced-motion: reduce) {
+  html:focus-within {
+    scroll-behavior: auto;
+  }
+
+  *,
+  *::before,
+  *::after {
+    animation-duration: 0.01ms !important;
+    animation-iteration-count: 1 !important;
+    transition-duration: 0.01ms !important;
+    scroll-behavior: auto !important;
+  }
+}
diff --git a/src/BlazorApp/wwwroot/css/variables.css b/src/BlazorApp/wwwroot/css/variables.css
new file mode 100644
index 0000000..b1cfc59
--- /dev/null
+++ b/src/BlazorApp/wwwroot/css/variables.css
@@ -0,0 +1,97 @@
+/* Design Tokens */
+
+:root {
+  /* Colors */
+  --color-black: #000000;
+  --color-white: #ffffff;
+  --color-slate-50: #f8fafc;
+  --color-slate-100: #f1f5f9;
+  --color-slate-200: #e2e8f0;
+  --color-slate-300: #cbd5e1;
+  --color-slate-400: #94a3b8;
+  --color-slate-500: #64748b;
+  --color-slate-600: #475569;
+  --color-slate-700: #334155;
+  --color-slate-800: #1e293b;
+  --color-slate-900: #0f172a;
+  --color-gray-700: #374151;
+  --color-gray-800: #1f2937;
+
+  /* Typography */
+  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
+  --font-size-xs: 0.75rem;
+  --font-size-sm: 0.875rem;
+  --font-size-base: 1rem;
+  --font-size-lg: 1.125rem;
+  --font-size-xl: 1.25rem;
+  --font-size-2xl: 1.5rem;
+  --font-size-3xl: 1.875rem;
+  --font-size-4xl: 2.25rem;
+  --font-size-5xl: 3rem;
+  --font-size-6xl: 3.75rem;
+  --line-height-tight: 1.25;
+  --line-height-normal: 1.5;
+  --line-height-relaxed: 1.75;
+  --font-weight-normal: 400;
+  --font-weight-medium: 500;
+  --font-weight-semibold: 600;
+  --font-weight-bold: 700;
+
+  /* Spacing */
+  --space-0: 0;
+  --space-1: 0.25rem;
+  --space-2: 0.5rem;
+  --space-3: 0.75rem;
+  --space-4: 1rem;
+  --space-5: 1.25rem;
+  --space-6: 1.5rem;
+  --space-8: 2rem;
+  --space-10: 2.5rem;
+  --space-12: 3rem;
+  --space-16: 4rem;
+  --space-20: 5rem;
+  --space-24: 6rem;
+
+  /* Breakpoints */
+  --breakpoint-sm: 640px;
+  --breakpoint-md: 768px;
+  --breakpoint-lg: 1024px;
+  --breakpoint-xl: 1280px;
+  --breakpoint-2xl: 1536px;
+
+  /* Container */
+  --container-max-width: 80rem;
+
+  /* Border Radius */
+  --radius-sm: 0.125rem;
+  --radius-base: 0.25rem;
+  --radius-md: 0.375rem;
+  --radius-lg: 0.5rem;
+  --radius-xl: 0.75rem;
+  --radius-2xl: 1rem;
+  --radius-full: 9999px;
+
+  /* Z-index */
+  --z-base: 0;
+  --z-dropdown: 10;
+  --z-sticky: 20;
+  --z-fixed: 30;
+  --z-overlay: 40;
+  --z-modal: 50;
+  --z-popover: 60;
+  --z-tooltip: 70;
+
+  /* Transitions */
+  --transition-fast: 150ms;
+  --transition-base: 200ms;
+  --transition-slow: 300ms;
+  --transition-slower: 500ms;
+  --transition-timing: cubic-bezier(0.4, 0, 0.2, 1);
+
+  /* Shadows */
+  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
+  --shadow-base: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
+  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
+  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
+  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
+}