From 813d7d5099d3b1ac4c2f4547a3a63f4726442658 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mateusz=20Gruszczy=C5=84ski?=
 <mateusz.gruszczynski@firma.interia.pl>
Date: Sun, 19 Oct 2025 15:07:15 +0200
Subject: [PATCH] visual refactor

---
 static/js/ui.js      |  63 ++++++++++
 static/styles.css    | 270 ++++++++++++++++---------------------------
 templates/index.html | 199 ++++++++++++++++++++-----------
 3 files changed, 296 insertions(+), 236 deletions(-)
 create mode 100644 static/js/ui.js

diff --git a/static/js/ui.js b/static/js/ui.js
new file mode 100644
index 0000000..3d06dae
--- /dev/null
+++ b/static/js/ui.js
@@ -0,0 +1,63 @@
+// static/js/ui.js
+(() => {
+    const docEl = document.documentElement;
+
+    // ---- THEME ----
+    const THEME_KEY = "pve-ui-theme";
+    const storedTheme = localStorage.getItem(THEME_KEY);
+    if (storedTheme === "light" || storedTheme === "dark") {
+        docEl.setAttribute("data-bs-theme", storedTheme);
+    }
+
+    const btnTheme = document.getElementById("btnTheme");
+    if (btnTheme) {
+        btnTheme.addEventListener("click", () => {
+            const current = docEl.getAttribute("data-bs-theme") === "light" ? "dark" : "light";
+            docEl.setAttribute("data-bs-theme", current);
+            localStorage.setItem(THEME_KEY, current);
+            btnTheme.innerHTML = current === "dark"
+                ? '<i class="bi bi-moon-stars"></i> Theme'
+                : '<i class="bi bi-sun"></i> Theme';
+        });
+    }
+
+    // ---- DENSITY ----
+    const DENSITY_KEY = "pve-ui-density";
+    const storedDensity = localStorage.getItem(DENSITY_KEY);
+    if (storedDensity === "compact") {
+        docEl.setAttribute("data-density", "compact");
+    }
+
+    const btnDensity = document.getElementById("btnDensity");
+    if (btnDensity) {
+        btnDensity.addEventListener("click", () => {
+            const isCompact = docEl.getAttribute("data-density") === "compact";
+            if (isCompact) {
+                docEl.removeAttribute("data-density");
+                localStorage.setItem(DENSITY_KEY, "normal");
+            } else {
+                docEl.setAttribute("data-density", "compact");
+                localStorage.setItem(DENSITY_KEY, "compact");
+            }
+        });
+    }
+
+    // ---- PRE blocks: keep nicely scrollable ----
+    const pres = document.querySelectorAll("pre.pre-scrollable");
+    pres.forEach((p) => {
+        p.style.maxHeight = "40vh";
+        p.style.overflow = "auto";
+    });
+
+    // Optional: subtle overflow shadows for horizontally scrollable areas
+    const scrollables = document.querySelectorAll(".table-responsive, .overflow-auto");
+    scrollables.forEach((el) => {
+        el.addEventListener("scroll", () => {
+            // Add classes for left/right shadow indicators
+            const atStart = el.scrollLeft <= 0;
+            const atEnd = el.scrollLeft + el.clientWidth >= el.scrollWidth - 1;
+            el.classList.toggle("is-scrolled-start", !atStart);
+            el.classList.toggle("is-scrolled-end", !atEnd);
+        });
+    });
+})();
diff --git a/static/styles.css b/static/styles.css
index de1107b..5d879f8 100644
--- a/static/styles.css
+++ b/static/styles.css
@@ -1,198 +1,130 @@
-/* Dark theme */
-body {
-  background-color: #0f1115;
+/* ========== Root, theme & density ========== */
+:root {
+  --radius: 14px;
+  --shadow-sm: 0 4px 12px rgba(0, 0, 0, .08);
 }
 
-.card.health-card {
-  background: #101520;
+html[data-density="compact"] .table-sm> :not(caption)>*>* {
+  padding: .3rem .4rem;
 }
 
-.health-dot {
+html[data-density="compact"] .input-group-sm>.form-control,
+html[data-density="compact"] .form-select,
+html[data-density="compact"] .btn-sm {
+  padding-top: .2rem;
+  padding-bottom: .2rem;
+}
+
+/* Rounded cards / sections */
+.card {
+  border-radius: var(--radius);
+  box-shadow: var(--shadow-sm);
+}
+
+.accordion .accordion-item {
+  border: none;
+}
+
+.accordion-button {
+  border-radius: 0 !important;
+}
+
+/* Navbar polish */
+.navbar .navbar-brand i {
+  font-size: 1.15rem;
+}
+
+/* Health dot — controlled by JS via .ok / .bad */
+.health-card .health-dot {
   width: 12px;
   height: 12px;
   border-radius: 50%;
-  background: #dc3545;
+  background: var(--bs-secondary-color);
+  /* neutral by default */
+  box-shadow: 0 0 0 4px rgba(0, 0, 0, .12) inset, 0 0 10px rgba(0, 0, 0, .1);
 }
 
-.health-dot.ok {
-  background: #28a745;
+/* green when OK, red when problem */
+.health-card .health-dot.ok {
+  background: var(--bs-success);
 }
 
-.health-dot.bad {
-  background: #dc3545;
+.health-card .health-dot.bad {
+  background: var(--bs-danger);
 }
 
-/* Tables */
-.table td,
-.table th {
+
+/* Tables: sticky head & compact borders */
+.table thead th {
+  position: sticky;
+  top: 0;
+  z-index: 2;
+  background: var(--bs-body-bg);
+}
+
+.table thead {
+  border-bottom: 1px solid var(--bs-border-color);
+}
+
+.table> :not(caption)>*>* {
   vertical-align: middle;
 }
 
-/* Dividers */
-.vr {
-  width: 1px;
-  min-height: 1rem;
-  background: rgba(255, 255, 255, .15);
-}
-
-/* --- horizontal scroll & nowrap for wide tables --- */
+/* Overflow shadows for scrollable containers (JS toggles classes) */
 .table-responsive {
-  overflow-x: auto;
+  position: relative;
+  mask-image: linear-gradient(to right, transparent 0, black 12px, black calc(100% - 12px), transparent 100%);
 }
 
-.table-nowrap {
+.table-responsive.is-scrolled-start {
+  mask-image: linear-gradient(to right, black 0, black calc(100% - 12px), transparent 100%);
+}
+
+.table-responsive.is-scrolled-end {
+  mask-image: linear-gradient(to right, transparent 0, black 12px, black 100%);
+}
+
+/* Pre blocks */
+pre {
+  background: var(--bs-tertiary-bg);
+  border-radius: 10px;
+  padding: .75rem;
+  border: 1px solid var(--bs-border-color);
+}
+
+/* Footer */
+.site-footer {
+  background: var(--bs-body-bg);
+}
+
+/* Buttons & utilities */
+.btn .bi {
+  margin-right: .35rem;
+}
+
+/* Make first column narrow-friendly */
+.w-1 {
+  width: 1%;
   white-space: nowrap;
 }
 
-@media (min-width: 992px) {
-  .table-nowrap-lg-normal {
-    white-space: normal;
-  }
+/* Slightly denser tabs bar and nicer corners */
+.nav-tabs .nav-link {
+  border: 0;
+  border-bottom: 2px solid transparent;
+  padding: .6rem .8rem;
 }
 
-/* sticky first column (for wide tables) */
-.sticky-col {
-  position: sticky;
-  left: 0;
-  z-index: 2;
-  background: var(--bs-body-bg);
-  box-shadow: 1px 0 0 rgba(255, 255, 255, .08);
+.nav-tabs .nav-link.active {
+  border-bottom-color: var(--bs-primary);
+  font-weight: 600;
 }
 
-footer.site-footer {
-  border-top: 1px solid rgba(255, 255, 255, .1);
+/* Global loading spacing */
+#global-loading {
+  display: none;
 }
 
-footer.site-footer a {
-  text-decoration: none;
-}
-
-footer.site-footer a:hover {
-  text-decoration: underline;
-}
-
-/* Toast container constraints */
-#toast-container .toast {
-  max-width: min(420px, 90vw);
-  word-wrap: break-word;
-}
-
-#toast-container {
-  max-width: 92vw;
-}
-
-
-#toast-container {
-  width: min(480px, 96vw);
-  max-width: min(480px, 96vw);
-}
-
-#toast-container .toast {
-  max-width: 100%;
-  overflow-wrap: anywhere;
-  word-break: break-word;
-  white-space: normal;
-}
-
-.position-fixed.bottom-0.end-0.p-3 {
-  right: max(env(safe-area-inset-right), 1rem);
-  bottom: max(env(safe-area-inset-bottom), 1rem);
-}
-
-/* Row chevron (expandable rows) */
-.table .chev {
-  width: 1.25rem;
-  text-align: center;
-  user-select: none;
-}
-
-.table tr.expandable {
-  cursor: pointer;
-}
-
-.table tr.expandable .chev::before {
-  content: "▸";
-  display: inline-block;
-  transition: transform .15s ease;
-}
-
-.table tr.expanded .chev::before {
-  transform: rotate(90deg);
-  content: "▾";
-}
-
-/* Small utility widths */
-.w-1 {
-  width: 1.25rem;
-}
-
-/* Subtle skeleton */
-.skel {
-  position: relative;
-  background: linear-gradient(90deg, rgba(255, 255, 255, .05) 25%, rgba(255, 255, 255, .10) 37%, rgba(255, 255, 255, .05) 63%);
-  background-size: 400% 100%;
-  animation: skel 1.4s ease-in-out infinite;
-}
-
-@keyframes skel {
-  0% {
-    background-position: 100% 0;
-  }
-
-  100% {
-    background-position: 0 0;
-  }
-}
-
-
-#vm-admin,
-#vm-admin .table-responsive,
-#vm-admin table,
-#vm-admin tbody,
-#vm-admin tr,
-#vm-admin td {
-  overflow: visible !important;
-}
-
-#vm-admin td {
-  position: relative;
-  z-index: 1;
-}
-
-#vm-admin .target-node {
-  position: relative;
-  z-index: 1001;
-}
-
-/* Toasts: hard-pinned to bottom-right corner */
-#toast-container {
-  position: fixed !important;
-  right: 0 !important;
-  bottom: 0 !important;
-  left: auto !important;
-  top: auto !important;
-
-  margin: 0 !important;
-  padding: 1rem !important;
-
-  width: auto;
-  /* allow toast's own width (e.g., 350px in Bootstrap) */
-  max-width: 100vw;
-  /* safety on tiny screens */
-  pointer-events: none;
-  z-index: 3000;
-}
-
-#toast-container .toast {
-  pointer-events: auto;
-  margin: 0.25rem 0 0 0;
-  /* stack vertically */
-}
-
-@supports (inset: 0) {
-
-  /* If the browser supports logical inset, keep it exact as well */
-  #toast-container {
-    inset: auto 0 0 auto !important;
-  }
+#global-loading.show {
+  display: block;
 }
\ No newline at end of file
diff --git a/templates/index.html b/templates/index.html
index 451ce3a..ae478b0 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -2,75 +2,134 @@
 <html lang="en" data-bs-theme="dark">
 
 <head>
-  <meta charset="utf-8">
-  <meta name="viewport" content="width=device-width,initial-scale=1">
+  <meta charset="utf-8" />
+  <meta name="viewport" content="width=device-width,initial-scale=1" />
   <title>PVE HA Panel</title>
-  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
-  <link href="{{ url_for('static', filename='styles.css') }}" rel="stylesheet">
+
+  <!-- Bootstrap & Icons -->
+  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet" />
+  <link href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.3/font/bootstrap-icons.css" rel="stylesheet" />
+
+  <!-- App styles -->
+  <link href="{{ url_for('static', filename='styles.css') }}" rel="stylesheet" />
 </head>
 
 <body>
-  <div class="container py-4">
+  <!-- Top Navbar -->
+  <nav class="navbar navbar-expand-lg sticky-top border-bottom bg-body">
+    <div class="container-fluid">
+      <a class="navbar-brand fw-semibold d-flex align-items-center gap-2" href="#">
+        <i class="bi bi-hdd-network"></i> PVE HA Panel
+      </a>
 
-    <div class="d-flex flex-wrap justify-content-between align-items-center mb-3 gap-2">
-      <h1 class="h4 m-0">PVE HA Panel</h1>
-      <div class="d-flex flex-wrap align-items-center gap-2">
-        <input class="form-control form-control-sm" id="node" value="{{ node }}" style="width: 180px" aria-label="Node">
-        <button class="btn btn-outline-secondary btn-sm" id="btnToggleAll" aria-expanded="false">Collapse/Expand
-          all</button>
+      <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#topNav">
+        <span class="navbar-toggler-icon"></span>
+      </button>
 
-        <div class="vr d-none d-md-block"></div>
+      <div class="collapse navbar-collapse" id="topNav">
+        <!-- Left: quick filters -->
+        <form class="d-flex align-items-center gap-2 me-auto mt-3 mt-lg-0 flex-wrap" role="search">
+          <div class="input-group input-group-sm" style="max-width: 220px;">
+            <span class="input-group-text"><i class="bi bi-diagram-3"></i></span>
+            <input class="form-control" id="node" value="{{ node }}" placeholder="Node" aria-label="Node" />
+          </div>
+        </form>
 
-        <button class="btn btn-primary btn-sm" id="btnRefresh">Refresh now</button>
-        <div class="input-group input-group-sm" style="width:220px">
-          <span class="input-group-text">Auto-refresh</span>
-          <select class="form-select" id="selInterval" disabled>
-            <option value="10000">10 s</option>
-            <option value="20000">20 s</option>
-            <option value="30000" selected>30 s</option>
-            <option value="45000">45 s</option>
-            <option value="60000">60 s</option>
-            <option value="120000">120 s</option>
-          </select>
-          <button class="btn btn-outline-success" id="btnAuto">OFF</button>
+        <!-- Right: global controls -->
+        <div class="d-flex flex-wrap align-items-center gap-2 mt-3 mt-lg-0">
+          <button class="btn btn-outline-secondary btn-sm" id="btnToggleAll" aria-expanded="false">
+            <i class="bi bi-arrows-collapse"></i> Collapse/Expand all
+          </button>
+
+          <div class="vr d-none d-lg-block"></div>
+
+          <button class="btn btn-primary btn-sm" id="btnRefresh">
+            <i class="bi bi-arrow-clockwise"></i> Refresh now
+          </button>
+
+          <div class="input-group input-group-sm" style="width: 240px;">
+            <span class="input-group-text"><i class="bi bi-clock-history"></i> Auto</span>
+            <select class="form-select" id="selInterval" disabled>
+              <option value="10000">10 s</option>
+              <option value="20000">20 s</option>
+              <option value="30000" selected>30 s</option>
+              <option value="45000">45 s</option>
+              <option value="60000">60 s</option>
+              <option value="120000">120 s</option>
+            </select>
+            <button class="btn btn-outline-success" id="btnAuto">OFF</button>
+          </div>
+
+          <div class="vr d-none d-lg-block"></div>
+
+          <button type="button" class="btn btn-success btn-sm" id="btnEnable">
+            <i class="bi bi-hammer"></i> Enable maintenance
+          </button>
+          <button type="button" class="btn btn-danger btn-sm" id="btnDisable">
+            <i class="bi bi-exclamation-octagon"></i> Disable maintenance
+          </button>
+
+          <div class="vr d-none d-lg-block"></div>
+
+          <!-- UI-only toggles (localStorage) -->
+          <button type="button" class="btn btn-outline-secondary btn-sm" id="btnDensity" title="Toggle compact density">
+            <i class="bi bi-distribute-vertical"></i> Density
+          </button>
+          <button type="button" class="btn btn-outline-secondary btn-sm" id="btnTheme" title="Toggle dark / light">
+            <i class="bi bi-moon-stars"></i> Theme
+          </button>
         </div>
-
-        <div class="vr d-none d-md-block"></div>
-
-        <button type="button" class="btn btn-success btn-sm" id="btnEnable">Enable maintenance</button>
-        <button type="button" class="btn btn-danger btn-sm" id="btnDisable">Disable maintenance</button>
       </div>
     </div>
+  </nav>
 
-    <!-- Global loading -->
-    <div id="global-loading" class="d-flex align-items-center gap-2 mb-3">
+  <!-- Global loading -->
+  <div id="global-loading" class="container-fluid py-2">
+    <div class="d-flex align-items-center gap-2 small text-muted">
       <div class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></div>
-      <span class="small text-muted">Loading data…</span>
+      <span>Loading data…</span>
     </div>
+  </div>
 
+  <!-- Health & Tabs -->
+  <main class="container-fluid py-3">
     <!-- HEALTH -->
-    <div class="card mb-3 border-0 shadow health-card">
+    <section class="card border-0 shadow-sm mb-3 health-card">
       <div class="card-body d-flex flex-wrap align-items-center gap-3">
-        <div class="health-dot" id="healthDot" aria-hidden="true"></div>
-        <div>
-          <div class="fw-bold" id="healthTitle">Loading…</div>
+        <span class="health-dot" id="healthDot" aria-hidden="true"></span>
+        <div class="me-auto">
+          <div class="fw-semibold fs-6" id="healthTitle">Loading…</div>
           <div class="text-muted small" id="healthSub">—</div>
         </div>
-      </div>
-    </div>
 
-    <ul class="nav nav-tabs mb-3" id="mainTabs" role="tablist">
+        <!-- Small inline metrics (space efficient) -->
+        <div class="d-flex flex-wrap gap-3 small text-muted" id="inlineMetrics" aria-live="polite">
+          <!-- You can fill from your JS if you wish; purely presentational -->
+        </div>
+      </div>
+    </section>
+
+    <!-- Main tabs -->
+    <ul class="nav nav-tabs nav-fill shadow-sm rounded overflow-auto mb-3" id="mainTabs" role="tablist">
       <li class="nav-item" role="presentation">
-        <button class="nav-link active" data-bs-toggle="tab" data-bs-target="#tab-ha" type="button">HA</button>
+        <button class="nav-link active" data-bs-toggle="tab" data-bs-target="#tab-ha" type="button">
+          <i class="bi bi-shield-lock"></i> HA
+        </button>
       </li>
       <li class="nav-item" role="presentation">
-        <button class="nav-link" data-bs-toggle="tab" data-bs-target="#tab-nonha" type="button">VM/CT (non-HA)</button>
+        <button class="nav-link" data-bs-toggle="tab" data-bs-target="#tab-nonha" type="button">
+          <i class="bi bi-cpu"></i> VM/CT (non-HA)
+        </button>
       </li>
       <li class="nav-item" role="presentation">
-        <button class="nav-link" data-bs-toggle="tab" data-bs-target="#tab-admin" type="button">VM Admin</button>
+        <button class="nav-link" data-bs-toggle="tab" data-bs-target="#tab-admin" type="button">
+          <i class="bi bi-tools"></i> VM Admin
+        </button>
       </li>
       <li class="nav-item" role="presentation">
-        <button class="nav-link" data-bs-toggle="tab" data-bs-target="#tab-nodes" type="button">Nodes</button>
+        <button class="nav-link" data-bs-toggle="tab" data-bs-target="#tab-nodes" type="button">
+          <i class="bi bi-diagram-3"></i> Nodes
+        </button>
       </li>
     </ul>
 
@@ -80,7 +139,7 @@
         <div class="accordion" id="acc">
 
           <!-- Cluster / Quorum -->
-          <div class="accordion-item">
+          <div class="accordion-item rounded-3 overflow-hidden mb-2">
             <h2 class="accordion-header" id="h-q">
               <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#c-q">
                 Cluster / Quorum
@@ -96,8 +155,8 @@
             </div>
           </div>
 
-          <!-- Systemd -->
-          <div class="accordion-item">
+          <!-- Systemd (HA) -->
+          <div class="accordion-item rounded-3 overflow-hidden mb-2">
             <h2 class="accordion-header" id="h-sd">
               <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#c-sd">
                 Systemd (HA)
@@ -105,13 +164,15 @@
             </h2>
             <div id="c-sd" class="accordion-collapse collapse" data-bs-parent="#acc">
               <div class="accordion-body">
-                <div id="units" class="d-flex flex-wrap gap-2"><span class="text-muted small">Loading…</span></div>
+                <div id="units" class="d-flex flex-wrap gap-2">
+                  <span class="text-muted small">Loading…</span>
+                </div>
               </div>
             </div>
           </div>
 
           <!-- Replication -->
-          <div class="accordion-item">
+          <div class="accordion-item rounded-3 overflow-hidden mb-2">
             <h2 class="accordion-header" id="h-repl">
               <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse"
                 data-bs-target="#c-repl">
@@ -126,7 +187,7 @@
           </div>
 
           <!-- HA resources -->
-          <div class="accordion-item">
+          <div class="accordion-item rounded-3 overflow-hidden mb-2">
             <h2 class="accordion-header" id="h-res">
               <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse"
                 data-bs-target="#c-res">
@@ -136,7 +197,7 @@
             <div id="c-res" class="accordion-collapse collapse" data-bs-parent="#acc">
               <div class="accordion-body table-responsive">
                 <table class="table table-sm table-striped align-middle table-nowrap" id="ha-res">
-                  <thead>
+                  <thead class="position-sticky top-0 bg-body">
                     <tr>
                       <th class="w-1"></th>
                       <th>SID</th>
@@ -148,13 +209,13 @@
                   </thead>
                   <tbody></tbody>
                 </table>
-                <div class="small text-muted">Click to expand VM/CT data.</div>
+                <div class="small text-muted">Click a row to expand VM/CT details.</div>
               </div>
             </div>
           </div>
 
           <!-- Raw -->
-          <div class="accordion-item">
+          <div class="accordion-item rounded-3 overflow-hidden">
             <h2 class="accordion-header" id="h-raw">
               <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse"
                 data-bs-target="#c-raw">
@@ -165,10 +226,10 @@
               <div class="accordion-body">
                 <div class="row g-3">
                   <div class="col-lg-6">
-                    <pre id="pvecm" class="mb-0 small"></pre>
+                    <pre id="pvecm" class="mb-0 small pre-scrollable"></pre>
                   </div>
                   <div class="col-lg-6">
-                    <pre id="cfgtool" class="mb-0 small"></pre>
+                    <pre id="cfgtool" class="mb-0 small pre-scrollable"></pre>
                   </div>
                 </div>
               </div>
@@ -180,10 +241,10 @@
 
       <!-- TAB: Non-HA -->
       <div class="tab-pane fade" id="tab-nonha">
-        <div class="card border-0">
+        <div class="card border-0 shadow-sm">
           <div class="card-body table-responsive">
             <table class="table table-sm table-striped align-middle table-nowrap" id="nonha">
-              <thead>
+              <thead class="position-sticky top-0 bg-body">
                 <tr>
                   <th class="w-1"></th>
                   <th>SID</th>
@@ -199,17 +260,17 @@
                 </tr>
               </tbody>
             </table>
-            <div class="small text-muted">Kliknij wiersz, aby rozwinąć szczegóły VM/CT.</div>
+            <div class="small text-muted">Click a row to expand VM/CT details.</div>
           </div>
         </div>
       </div>
 
       <!-- TAB: VM Admin -->
       <div class="tab-pane fade" id="tab-admin">
-        <div class="card border-0">
+        <div class="card border-0 shadow-sm">
           <div class="card-body table-responsive">
             <table class="table table-sm table-striped align-middle table-nowrap" id="vm-admin">
-              <thead>
+              <thead class="position-sticky top-0 bg-body">
                 <tr>
                   <th>SID</th>
                   <th>Type</th>
@@ -232,13 +293,12 @@
         </div>
       </div>
 
-
-      <!-- TAB: Nodes (expandable) -->
+      <!-- TAB: Nodes -->
       <div class="tab-pane fade" id="tab-nodes">
-        <div class="card border-0">
+        <div class="card border-0 shadow-sm">
           <div class="card-body table-responsive">
             <table class="table table-sm table-striped align-middle table-nowrap" id="nodes">
-              <thead>
+              <thead class="position-sticky top-0 bg-body">
                 <tr>
                   <th class="w-1"></th>
                   <th>Node</th>
@@ -264,8 +324,8 @@
 
     <div class="text-muted small mt-3" id="footer">—</div>
 
-    <!-- SITE FOOTER -->
-    <footer class="site-footer mt-4 pt-3 pb-4 text-muted small">
+    <!-- Footer -->
+    <footer class="site-footer mt-4 pt-3 pb-4 text-muted small border-top">
       <div class="d-flex flex-wrap align-items-center justify-content-between gap-2">
         <div>© 2025 PVE HA Panel</div>
         <div>
@@ -276,15 +336,20 @@
         </div>
       </div>
     </footer>
-  </div>
+  </main>
 
   <!-- Toasts -->
-  <div aria-live="polite" aria-atomic="true" class="position-fixed bottom-0 end-0" style="z-index: 1080">
+  <div aria-live="polite" aria-atomic="true" class="position-fixed bottom-0 end-0 p-2" style="z-index:1080">
     <div id="toast-container" class="toast-container"></div>
   </div>
 
+  <!-- Scripts -->
   <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script>
 
+  <!-- UI-only enhancements (safe; no API changes) -->
+  <script type="module" src="{{ url_for('static', filename='js/ui.js') }}"></script>
+
+  <!-- Your logic (unchanged ids/contracts) -->
   <script type="module" src="{{ url_for('static', filename='js/main.js') }}"></script>
 </body>