Update style.css

Author: Java-Idl

style.css

@@ -257,4 +257,112 @@ canvas {
 
 @media (prefers-reduced-motion: reduce) {
     .node-link { transition: none; }
-}
+}
+
+/* --- PREVIEW SIDEBAR --- */
+#preview-sidebar {
+    position: fixed;
+    top: 0;
+    right: 0;
+    width: 400px;
+    height: 100vh;
+    height: 100dvh;
+    background: rgba(8, 8, 8, 0.95);
+    border-left: 1px solid var(--gold-dark);
+    z-index: 50;
+    transform: translateX(100%); /* Hidden by default */
+    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
+    display: flex;
+    flex-direction: column;
+    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.8);
+}
+
+#preview-sidebar.active {
+    transform: translateX(0); /* Slide in */
+}
+
+.preview-header {
+    padding: 20px;
+    border-bottom: 1px solid var(--gold-dark);
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    background: linear-gradient(90deg, rgba(212, 175, 55, 0.05), transparent);
+}
+
+#preview-title {
+    color: var(--gold-main);
+    font-size: 1.1rem;
+    margin: 0;
+    text-transform: uppercase;
+    letter-spacing: 1px;
+    white-space: nowrap;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    /* Limit title width so it doesn't break layout */
+    max-width: 180px; 
+}
+
+.preview-controls {
+    display: flex;
+    gap: 10px;
+    flex-shrink: 0;
+}
+
+.preview-btn {
+    background: transparent;
+    border: 1px solid var(--gold-dark);
+    color: var(--gold-main);
+    font-family: "Audiowide", sans-serif;
+    font-size: 0.7rem;
+    padding: 5px 10px;
+    cursor: pointer;
+    text-decoration: none;
+    text-transform: uppercase;
+    transition: all 0.2s;
+}
+
+.preview-btn:hover {
+    background: var(--gold-main);
+    color: #000;
+}
+
+.preview-content {
+    flex-grow: 1;
+    position: relative;
+    overflow: hidden;
+    background: #000; /* Ensure opaque background behind iframe */
+}
+
+/* Loading Text behind iframe */
+.iframe-loader {
+    position: absolute;
+    top: 50%;
+    left: 50%;
+    transform: translate(-50%, -50%);
+    color: var(--gold-dark);
+    font-family: "Audiowide", sans-serif;
+    z-index: 1; /* Was -1, moved to 1 to sit above background but below loaded iframe */
+}
+
+#preview-frame {
+    position: absolute; /* Fix: Ensure it covers properly */
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    border: none;
+    background: #fff; /* Most sites have white bg */
+    opacity: 0;
+    transition: opacity 0.5s;
+    z-index: 2; /* Sit on top of loader */
+}
+
+#preview-frame.loaded {
+    opacity: 1;
+}
+
+/* Mobile: Hide preview on very small screens to save space */
+@media (max-width: 600px) {
+    #preview-sidebar { display: none; }
+}