Compact nav (48px) with tinted backdrop-blur background

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

index.html

@@ -118,7 +118,7 @@ html {
 body {
   overflow-y: scroll;
   scroll-snap-type: y mandatory;
-  scroll-padding-top: 64px; /* высота nav */
+  scroll-padding-top: 48px; /* высота nav */
 }
 
 /* PRESENTATION MODE: каждая секция = ровно 1 экран */
@@ -150,13 +150,29 @@ section.section,
   nav { max-width: 1280px; }
 }
 
-/* Sticky nav поверх слайдов */
+/* Sticky nav поверх слайдов — компактный, с лёгким тинтом */
 nav {
   position: sticky !important;
   top: 0 !important;
   z-index: 100;
   scroll-snap-align: none;
+  height: 48px !important;
+  background: rgba(236, 228, 210, 0.92) !important;
+  backdrop-filter: blur(8px);
+  -webkit-backdrop-filter: blur(8px);
+  box-shadow: 0 1px 0 var(--border);
+  border-bottom: 1px solid var(--border-strong) !important;
 }
+[data-theme="dark"] nav {
+  background: rgba(34, 29, 24, 0.92) !important;
+}
+nav .nav-inner { padding: 0 24px; }
+.logo-text { font-size: 1rem !important; }
+.logo-mark { font-size: 0.7rem !important; padding: 2px 6px !important; }
+.nav-link { padding: 4px 10px !important; font-size: 0.7rem !important; }
+.nav-cta { padding: 6px 14px !important; font-size: 0.75rem !important; }
+.theme-toggle { width: 30px !important; height: 30px !important; }
+.theme-toggle svg { width: 14px !important; height: 14px !important; }
 
 /* ──────────────────────────────────────────────────────────
    EDITORIAL / NYT REDESIGN — кремовый фон, serif, флэт