new navigation

style.css

@@ -45,6 +45,7 @@ body {
     justify-content: center;
     text-align: center;
     padding: 60px 20px;
+    scroll-margin-top: 0;
     background:
         radial-gradient(ellipse at 15% 30%, rgba(255, 0, 0, 0.1) 0%, transparent 50%),
         radial-gradient(ellipse at 50% 70%, rgba(0, 242, 234, 0.08) 0%, transparent 50%),
@@ -129,8 +130,111 @@ body {
 
 .btn-lg { padding: 18px 36px; font-size: 1.1rem; }
 
+/* Sticky Navigation */
+.sticky-nav {
+    position: fixed;
+    top: 0;
+    left: 0;
+    right: 0;
+    z-index: 1000;
+    background: rgba(10, 10, 10, 0.85);
+    backdrop-filter: blur(16px);
+    -webkit-backdrop-filter: blur(16px);
+    border-bottom: 1px solid var(--border);
+    transform: translateY(-100%);
+    transition: transform 0.3s ease;
+}
+
+.sticky-nav.visible {
+    transform: translateY(0);
+}
+
+.nav-inner {
+    max-width: 1200px;
+    margin: 0 auto;
+    padding: 0 20px;
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    height: 56px;
+}
+
+.nav-brand {
+    font-weight: 900;
+    font-size: 1.2rem;
+    letter-spacing: -1px;
+    background: linear-gradient(135deg, #fff 0%, #c0c0c0 100%);
+    -webkit-background-clip: text;
+    -webkit-text-fill-color: transparent;
+    background-clip: text;
+}
+
+.nav-links {
+    display: flex;
+    gap: 4px;
+}
+
+.nav-link {
+    display: inline-flex;
+    align-items: center;
+    gap: 6px;
+    padding: 8px 14px;
+    border-radius: 8px;
+    font-size: 0.85rem;
+    font-weight: 600;
+    color: var(--text-secondary);
+    text-decoration: none;
+    transition: all 0.2s ease;
+}
+
+.nav-link:hover {
+    color: var(--text-primary);
+    background: rgba(255, 255, 255, 0.06);
+}
+
+.nav-link.active {
+    color: var(--text-primary);
+    background: rgba(255, 255, 255, 0.1);
+}
+
+/* Back-to-Top Button */
+.back-to-top {
+    position: fixed;
+    bottom: 32px;
+    right: 32px;
+    z-index: 999;
+    width: 48px;
+    height: 48px;
+    border-radius: 50%;
+    border: 1px solid var(--border);
+    background: var(--bg-card);
+    color: var(--text-primary);
+    cursor: pointer;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    opacity: 0;
+    visibility: hidden;
+    transform: translateY(16px);
+    transition: all 0.3s ease;
+    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
+}
+
+.back-to-top.visible {
+    opacity: 1;
+    visibility: visible;
+    transform: translateY(0);
+}
+
+.back-to-top:hover {
+    background: var(--twitch-purple);
+    border-color: var(--twitch-purple);
+    transform: translateY(-2px);
+    box-shadow: 0 6px 24px rgba(145, 70, 255, 0.4);
+}
+
 /* Sections */
-.section { padding: 90px 0; scroll-margin-top: 20px; }
+.section { padding: 90px 0; scroll-margin-top: 64px; }
 .section-alt { background: var(--bg-secondary); }
 
 .channel-head {
@@ -350,6 +454,12 @@ body {
 
     .discord-card { padding: 28px 20px; }
     .discord-profile { flex-direction: column; text-align: center; }
+
+    .nav-links { gap: 0; }
+    .nav-link { padding: 8px 8px; font-size: 0.75rem; }
+    .nav-link svg { display: none; }
+
+    .back-to-top { bottom: 20px; right: 20px; width: 42px; height: 42px; }
 }
 
 @media (max-width: 480px) {