feat: progress bar, more realiable reconnects

pkg/web/static/styles.css

@@ -5,6 +5,42 @@
     box-sizing: border-box;
 }
 
+/* Loading overlay */
+#loading-overlay {
+    position: fixed;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    background-color: rgba(255, 255, 255, 0.9);
+    display: flex;
+    flex-direction: column;
+    justify-content: center;
+    align-items: center;
+    z-index: 1000;
+    transition: opacity 0.3s ease-out;
+}
+
+#loading-overlay.hidden {
+    opacity: 0;
+    pointer-events: none;
+}
+
+.spinner {
+    width: 50px;
+    height: 50px;
+    border: 5px solid #f3f3f3;
+    border-top: 5px solid #5865F2;
+    border-radius: 50%;
+    animation: spin 1s linear infinite;
+    margin-bottom: 20px;
+}
+
+@keyframes spin {
+    0% { transform: rotate(0deg); }
+    100% { transform: rotate(360deg); }
+}
+
 body {
     font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
     line-height: 1.6;
@@ -115,6 +151,34 @@ h3 {
     margin-bottom: 8px;
 }
 
+.progress-container {
+    margin-top: 15px;
+    margin-bottom: 15px;
+}
+
+.progress-bar-wrapper {
+    height: 8px;
+    background-color: #eee;
+    border-radius: 4px;
+    overflow: hidden;
+    margin-bottom: 5px;
+}
+
+.progress-bar {
+    height: 100%;
+    background-color: #5865F2;
+    width: 0%;
+    transition: width 1s linear;
+    border-radius: 4px;
+}
+
+.progress-times {
+    display: flex;
+    justify-content: space-between;
+    font-size: 0.85em;
+    color: #666;
+}
+
 .additional-info {
     display: flex;
     flex-wrap: wrap;
@@ -188,7 +252,7 @@ h3 {
 }
 
 /* Not Playing Section */
-#not-playing {
+#not-playing, #connection-error {
     text-align: center;
     padding: 40px 20px;
     background-color: #f9f9f9;
@@ -197,6 +261,15 @@ h3 {
     flex-grow: 1;
 }
 
+/* Error message */
+.error-message {
+    border-left: 4px solid #f04747;
+    background-color: #fff;
+    padding: 15px;
+    border-radius: 4px;
+    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
+}
+
 .message {
     max-width: 400px;
     margin: 0 auto;
@@ -250,6 +323,14 @@ footer {
         max-width: 150px;
     }
     
+    .progress-bar-wrapper {
+        height: 6px;
+    }
+    
+    .progress-times {
+        font-size: 0.8em;
+    }
+    
     .history-item {
         padding: 8px;
     }