Update styles.css

public/styles.css

@@ -1,71 +1,21 @@
-:root{
-  --bg:#0f0f10; --panel:#19191b; --gold:#d4af37; --text:#e0e0e0; --muted:#909090;
-}
-
-*{box-sizing:border-box}
-html,body{height:100%}
-body{
-  margin:0; background:var(--bg); color:var(--text);
-  font-family:Inter,system-ui,ui-sans-serif,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
-  overflow:hidden;
-}
-
-#app{display:grid; grid-template-columns:320px 1fr; height:100%}
-
-.sidebar{
-  background:var(--panel); border-right:1px solid rgba(212,175,55,.35);
-  overflow:auto; padding:.75rem 1rem;
-}
-h1{margin:.25rem 0 .5rem; color:var(--gold); font-size:1.35rem; letter-spacing:.3px}
-
-.controls{display:flex; flex-direction:column; gap:.5rem; font-size:.92rem}
-select,input.search{
-  background:#0a0a0a; color:var(--text); border:1px solid rgba(212,175,55,.5);
-  border-radius:6px; padding:.35rem .5rem;
-}
-input.search::placeholder{color:#777}
-
-nav{margin-top:.75rem}
-.file,.dir{
-  display:block; padding:.25rem .35rem; border-radius:6px;
-  text-decoration:none; color:var(--text); cursor:pointer; user-select:none;
-}
-.file:hover,.dir:hover{background:rgba(212,175,55,.12)}
-.file.active{background:rgba(212,175,55,.18); outline:1px solid rgba(212,175,55,.25)}
-.pin{color:var(--gold); font-weight:600; margin-right:.25rem}
-
-.dir .label{display:flex; align-items:center}
-.dir .label::before{content:"▶"; margin-right:.45rem; font-size:.85em; color:var(--gold)}
-.dir.open .label::before{content:"▼"}
-.children{display:none; margin-left:1rem}
-.dir.open .children{display:block}
-
-.content{overflow:auto}
-.viewer{max-width:780px; margin:0 auto; padding:1.25rem 1rem 2.5rem}
-
-#meta{color:var(--muted); font-size:.92rem; margin:0 0 .75rem}
-iframe,#mdView{width:100%; border:none; background:transparent; color:var(--text)}
-iframe{height:calc(100vh - 5.5rem); min-height:550px}
-.md pre,.md code{background:#111; color:#f1cf6b; padding:.5rem .6rem; border-radius:6px; overflow-x:auto}
-.md img{max-width:100%}
-.error{margin-top:1rem; color:#ff6b6b; background:#2a1313; border:1px solid #7a2f2f; padding:.75rem .9rem; border-radius:8px}
-
-/* Mobile drawer */
-.nav-toggle{
-  display:none; position:fixed; top:10px; left:10px; z-index:2000;
-  background:var(--panel); color:var(--gold); border:1px solid var(--gold);
-  border-radius:8px; padding:6px 10px; font-size:20px
-}
-.overlay{display:none; position:fixed; inset:0; background:rgba(0,0,0,.5); z-index:1100}
-
-@media (max-width:900px){
-  #app{grid-template-columns:1fr}
-  .nav-toggle{display:block}
-  .sidebar{
-    position:fixed; inset:0 auto 0 0; width:min(82vw,340px); transform:translateX(-100%);
-    transition:transform .25s ease; z-index:1200
-  }
-  .sidebar.open{transform:translateX(0)}
-  .sidebar.open ~ .overlay{display:block}
-  .content{overflow:auto}
-}
+:root{--bg:#0b0c10;--fg:#f3f3f3;--accent:#d0aa5b;}
+body{margin:0;background:var(--bg);color:var(--fg);font-family:system-ui,sans-serif;}
+.topbar{position:fixed;top:0;left:0;right:0;height:48px;display:flex;align-items:center;gap:1em;
+background:#111;padding:0 1em;z-index:100;box-shadow:0 2px 8px rgba(0,0,0,.3);}
+.topbar a{color:var(--accent);text-decoration:none;}
+.sidebar{position:fixed;top:48px;bottom:0;width:260px;overflow:auto;background:#111;transition:.3s;transform:translateX(-100%);}
+.sidebar.open{transform:translateX(0);}
+button#navToggle{position:fixed;top:8px;left:8px;z-index:101;}
+.overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);z-index:100;}
+.sidebar.open ~ .overlay{display:block;}
+.content{margin-left:0;padding-top:56px;}
+@media(min-width:900px){.sidebar{transform:none;width:280px;}.content{margin-left:280px;}}
+.viewer{height:calc(100vh - 80px);overflow:auto;padding:16px;}
+iframe#htmlView{width:100%;height:100%;border:none;background:#0b0c10;}
+.dir .label{display:flex;cursor:pointer;padding:2px 6px;}
+.children{margin-left:1em;display:none;}
+.dir.open .children{display:block;}
+.file{display:block;padding:2px 12px;color:var(--fg);text-decoration:none;}
+.file.active{background:rgba(208,170,91,.3);}
+.controls{display:flex;gap:.5em;padding:4px;}
+#search{flex:1;}