diff --git a/modules/web_viewer/app.py b/modules/web_viewer/app.py
index bf493db..e1cdab5 100644
--- a/modules/web_viewer/app.py
+++ b/modules/web_viewer/app.py
@@ -8,6 +8,7 @@ import configparser
 import json
 import logging
 import os
+import re
 import sqlite3
 import subprocess
 import sys
@@ -68,6 +69,15 @@ def _apply_werkzeug_websocket_fix() -> None:
 
 _apply_werkzeug_websocket_fix()
 
+# colorlog and other handlers write ANSI SGR sequences; strip for web /logs display
+_ANSI_ESCAPE_RE = re.compile(r"\x1B(?:[@-Z\\-_]|\[[0-?]*[ -/]*[@-~])")
+
+
+def _strip_ansi_codes(text: str) -> str:
+    """Remove ANSI color and reset codes from log lines for SocketIO web clients."""
+    return _ANSI_ESCAPE_RE.sub("", text)
+
+
 # Add the project root to the path so we can import bot components
 project_root = os.path.join(os.path.dirname(__file__), '..', '..')
 sys.path.insert(0, project_root)
@@ -3638,7 +3648,7 @@ class BotDataViewer:
                         with open(log_file, encoding='utf-8', errors='replace') as _fh:
                             recent_lines = _fh.readlines()[-200:]
                         for line in recent_lines:
-                            emit('log_line', {'line': line.rstrip()})
+                            emit('log_line', {'line': _strip_ansi_codes(line.rstrip())})
                     except Exception as e:
                         self.logger.debug(f"Error reading log history: {e}")
             except Exception as e:
@@ -3753,7 +3763,9 @@ class BotDataViewer:
                     if info.get('subscribed_logs', False)
                 ]
             if subscribed:
-                self.socketio.emit('log_line', {'line': line.rstrip()}, room=None)
+                self.socketio.emit(
+                    'log_line', {'line': _strip_ansi_codes(line.rstrip())}, room=None
+                )
         except Exception as e:
             self.logger.error(f"Error broadcasting log line: {e}")
 
diff --git a/modules/web_viewer/templates/base.html b/modules/web_viewer/templates/base.html
index f3270b2..60de20e 100644
--- a/modules/web_viewer/templates/base.html
+++ b/modules/web_viewer/templates/base.html
@@ -310,6 +310,40 @@
             color: var(--text-color) !important;
         }
 
+        /* Dark mode dropdown menus */
+        [data-theme="dark"] .dropdown-menu {
+            background-color: var(--card-bg);
+            border-color: var(--border-color);
+            box-shadow: 0 0.5rem 1rem var(--shadow-color);
+        }
+
+        [data-theme="dark"] .dropdown-item {
+            color: var(--text-color);
+        }
+
+        [data-theme="dark"] .dropdown-item:hover,
+        [data-theme="dark"] .dropdown-item:focus {
+            background-color: var(--bg-tertiary);
+            color: var(--text-color);
+        }
+
+        [data-theme="dark"] .dropdown-item.text-danger {
+            color: #f5c2c7;
+        }
+
+        [data-theme="dark"] .dropdown-item.text-danger:hover,
+        [data-theme="dark"] .dropdown-item.text-danger:focus {
+            color: #f8d7da;
+        }
+
+        [data-theme="dark"] .dropdown-header {
+            color: var(--text-muted);
+        }
+
+        [data-theme="dark"] .dropdown-divider {
+            border-top-color: var(--border-color);
+        }
+
         /* Dark mode accordion styling */
         [data-theme="dark"] .accordion-item {
             background-color: var(--card-bg);
diff --git a/modules/web_viewer/templates/contacts.html b/modules/web_viewer/templates/contacts.html
index a69bb25..49e150f 100644
--- a/modules/web_viewer/templates/contacts.html
+++ b/modules/web_viewer/templates/contacts.html
@@ -2,6 +2,21 @@
 
 {% block title %}Contacts - MeshCore Bot Data Viewer{% endblock %}
 
+{% block extra_css %}
+<style>
+    /* Square hit target for the overflow (⋯) menu trigger */
+    .contacts-overflow-btn {
+        width: 2rem;
+        height: 2.375rem;
+        padding: 0;
+        display: inline-flex;
+        align-items: center;
+        justify-content: center;
+        border-radius: 0.25rem;
+    }
+</style>
+{% endblock %}
+
 {% block content %}
 <div class="row">
     <div class="col-12">
@@ -135,21 +150,26 @@
                         <button class="btn btn-sm btn-primary" id="refresh-contacts">
                             <i class="fas fa-sync"></i> Refresh
                         </button>
-                        <button class="btn btn-sm btn-outline-danger" id="purge-contacts-btn"
-                                data-bs-toggle="modal" data-bs-target="#purgeContactsModal"
-                                title="Delete contacts not heard recently">
-                            <i class="fas fa-broom"></i> Purge Inactive
-                        </button>
-                        <div class="btn-group">
-                            <button type="button" class="btn btn-sm btn-outline-secondary dropdown-toggle" data-bs-toggle="dropdown" title="Export data">
-                                <i class="fas fa-download me-1"></i>Export
+                        <div class="dropdown">
+                            <button type="button" class="btn btn-sm btn-outline-secondary contacts-overflow-btn"
+                                    data-bs-toggle="dropdown" aria-expanded="false"
+                                    aria-label="More actions" title="More actions">
+                                <i class="fas fa-ellipsis-vertical" aria-hidden="true"></i>
                             </button>
                             <ul class="dropdown-menu dropdown-menu-end">
-                                <li><h6 class="dropdown-header">Contacts</h6></li>
+                                <li>
+                                    <button type="button" class="dropdown-item text-danger"
+                                            data-bs-toggle="modal" data-bs-target="#purgeContactsModal"
+                                            title="Delete contacts not heard recently">
+                                        <i class="fas fa-broom me-2"></i>Purge Inactive
+                                    </button>
+                                </li>
+                                <li><hr class="dropdown-divider"></li>
+                                <li><h6 class="dropdown-header">Export Contacts</h6></li>
                                 <li><a class="dropdown-item" href="#" onclick="exportData('contacts','csv');return false;"><i class="fas fa-file-csv me-2 text-success"></i>CSV</a></li>
                                 <li><a class="dropdown-item" href="#" onclick="exportData('contacts','json');return false;"><i class="fas fa-file-code me-2 text-warning"></i>JSON</a></li>
                                 <li><hr class="dropdown-divider"></li>
-                                <li><h6 class="dropdown-header">Paths</h6></li>
+                                <li><h6 class="dropdown-header">Export Paths</h6></li>
                                 <li><a class="dropdown-item" href="#" onclick="exportData('paths','csv');return false;"><i class="fas fa-file-csv me-2 text-success"></i>CSV</a></li>
                                 <li><a class="dropdown-item" href="#" onclick="exportData('paths','json');return false;"><i class="fas fa-file-code me-2 text-warning"></i>JSON</a></li>
                                 <li><hr class="dropdown-divider"></li>
diff --git a/modules/web_viewer/templates/login.html b/modules/web_viewer/templates/login.html
index 4fda0e7..3fb272d 100644
--- a/modules/web_viewer/templates/login.html
+++ b/modules/web_viewer/templates/login.html
@@ -4,28 +4,203 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>Login — MeshCore Bot Data Viewer</title>
+
+    <!-- Apply theme immediately to prevent flash (same key as main app: localStorage 'theme') -->
+    <script>
+        (function() {
+            const storedTheme = localStorage.getItem('theme');
+            const systemPreference = window.matchMedia('(prefers-color-scheme: dark)').matches ? 'dark' : 'light';
+            const theme = storedTheme || systemPreference;
+            document.documentElement.setAttribute('data-theme', theme);
+        })();
+    </script>
+
+    <link rel="preconnect" href="https://fonts.googleapis.com">
+    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+    <link href="https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700&family=Outfit:wght@600;700&display=swap" rel="stylesheet">
+    <link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css" rel="stylesheet">
     <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet">
     <style>
-        body { background: #f8f9fa; display: flex; align-items: center; justify-content: center; min-height: 100vh; }
-        .login-card { width: 100%; max-width: 360px; }
+        :root {
+            --bg-color: #ffffff;
+            --bg-secondary: #f8f9fa;
+            --bg-tertiary: #e9ecef;
+            --text-color: #212529;
+            --text-muted: #6c757d;
+            --border-color: #dee2e6;
+            --card-bg: #ffffff;
+            --card-header-bg: #f8f9fa;
+            --shadow-color: rgba(0, 0, 0, 0.1);
+            --brand: #007bff;
+            --brand-soft: rgba(0, 123, 255, 0.14);
+        }
+
+        [data-theme="dark"] {
+            --bg-color: #141414;
+            --bg-secondary: #2d2d2d;
+            --bg-tertiary: #3d3d3d;
+            --text-color: #e9ecef;
+            --text-muted: #adb5bd;
+            --border-color: #495057;
+            --card-bg: #252525;
+            --card-header-bg: #3d3d3d;
+            --shadow-color: rgba(0, 0, 0, 0.45);
+            --brand-soft: rgba(0, 123, 255, 0.18);
+        }
+
+        html, body {
+            margin: 0;
+        }
+
+        body {
+            font-family: 'DM Sans', system-ui, sans-serif;
+            background-color: var(--bg-color);
+            color: var(--text-color);
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            min-height: 100vh;
+            padding: 1.25rem;
+            transition: background-color 0.3s ease, color 0.3s ease;
+        }
+
+        /* Soft mesh-style atmosphere */
+        body::before {
+            content: '';
+            position: fixed;
+            inset: 0;
+            z-index: -1;
+            background:
+                radial-gradient(ellipse 90% 55% at 50% -15%, var(--brand-soft), transparent 55%),
+                radial-gradient(ellipse 70% 45% at 100% 100%, rgba(0, 123, 255, 0.06), transparent 50%),
+                radial-gradient(ellipse 50% 35% at 0% 85%, rgba(0, 123, 255, 0.05), transparent 45%);
+            pointer-events: none;
+        }
+
+        .login-card {
+            width: 100%;
+            max-width: 400px;
+        }
+
+        .login-card .card {
+            border: 1px solid var(--border-color);
+            border-radius: 14px;
+            overflow: hidden;
+            background-color: var(--card-bg);
+            color: var(--text-color);
+            box-shadow:
+                0 1px 2px var(--shadow-color),
+                0 12px 40px -12px rgba(0, 0, 0, 0.2);
+        }
+
+        [data-theme="dark"] .login-card .card {
+            box-shadow:
+                0 1px 0 rgba(255, 255, 255, 0.04) inset,
+                0 16px 48px -16px rgba(0, 0, 0, 0.55);
+        }
+
+        .login-card .card-body {
+            padding: 2rem 1.75rem;
+        }
+
+        @media (min-width: 400px) {
+            .login-card .card-body {
+                padding: 2.25rem 2rem;
+            }
+        }
+
+        .login-brand-icon {
+            display: inline-flex;
+            align-items: center;
+            justify-content: center;
+            width: 3rem;
+            height: 3rem;
+            border-radius: 12px;
+            background: linear-gradient(145deg, var(--brand-soft), transparent);
+            color: var(--brand);
+            font-size: 1.35rem;
+            margin-bottom: 0.25rem;
+        }
+
+        .login-title {
+            font-family: 'Outfit', 'DM Sans', sans-serif;
+            font-size: clamp(1.65rem, 5vw, 2.05rem);
+            font-weight: 700;
+            letter-spacing: -0.03em;
+            line-height: 1.15;
+            color: var(--brand);
+            margin: 0 0 0.35rem;
+            text-align: center;
+        }
+
+        .login-subtitle {
+            font-family: 'Outfit', 'DM Sans', sans-serif;
+            font-size: 1rem;
+            font-weight: 600;
+            color: var(--text-color);
+            text-align: center;
+            margin: 0 0 0.5rem;
+            opacity: 0.92;
+        }
+
+        .login-hint {
+            font-size: 0.875rem;
+            text-align: center;
+            margin-bottom: 1.35rem;
+            color: var(--text-muted);
+        }
+
+        [data-theme="dark"] .form-control {
+            background-color: var(--bg-tertiary);
+            border-color: var(--border-color);
+            color: var(--text-color);
+        }
+
+        [data-theme="dark"] .form-control:focus {
+            background-color: var(--bg-tertiary);
+            border-color: #007bff;
+            color: var(--text-color);
+        }
+
+        [data-theme="dark"] .form-label {
+            color: var(--text-color);
+        }
+
+        [data-theme="dark"] .alert-danger {
+            background-color: #842029;
+            border-color: #b02a37;
+            color: #f8d7da;
+        }
+
+        .login-submit {
+            font-weight: 600;
+            padding-top: 0.55rem;
+            padding-bottom: 0.55rem;
+        }
     </style>
 </head>
 <body>
     <div class="login-card">
-        <div class="card shadow-sm">
-            <div class="card-header text-center fw-bold">MeshCore Bot Data Viewer</div>
-            <div class="card-body p-4">
-                <h5 class="card-title text-center mb-3">Sign in</h5>
+        <div class="card">
+            <div class="card-body">
+                <div class="text-center">
+                    <div class="login-brand-icon" aria-hidden="true">
+                        <i class="fas fa-broadcast-tower"></i>
+                    </div>
+                    <h1 class="login-title">MeshCore Bot</h1>
+                    <p class="login-subtitle">Data Viewer</p>
+                    <p class="login-hint mb-0">Enter your password to continue.</p>
+                </div>
                 {% if error %}
-                <div class="alert alert-danger py-2">{{ error }}</div>
+                <div class="alert alert-danger py-2 mt-3 mb-3">{{ error }}</div>
                 {% endif %}
-                <form method="post">
+                <form method="post" class="{% if not error %}mt-3{% endif %}">
                     <div class="mb-3">
-                        <label for="password" class="form-label">Password</label>
+                        <label for="password" class="form-label fw-medium">Password</label>
                         <input type="password" class="form-control" id="password" name="password"
                                autofocus autocomplete="current-password" required>
                     </div>
-                    <button type="submit" class="btn btn-primary w-100">Sign in</button>
+                    <button type="submit" class="btn btn-primary w-100 login-submit">Sign in</button>
                 </form>
             </div>
         </div>
diff --git a/modules/web_viewer/templates/logs.html b/modules/web_viewer/templates/logs.html
index 16c8e3f..b560e75 100644
--- a/modules/web_viewer/templates/logs.html
+++ b/modules/web_viewer/templates/logs.html
@@ -37,13 +37,13 @@
     }
 
     /* Level-based coloring */
-    .log-line.level-debug   { color: #6e7681; }
+    .log-line.level-debug   { color: #2dd4bf; }
     .log-line.level-info    { color: #58a6ff; }
     .log-line.level-warning { color: #d29922; }
     .log-line.level-error   { color: #f85149; }
     .log-line.level-critical{ color: #ff79c6; font-weight: bold; }
 
-    [data-theme="light"] .log-line.level-debug   { color: #6c757d; }
+    [data-theme="light"] .log-line.level-debug   { color: #0d9488; }
     [data-theme="light"] .log-line.level-info    { color: #0d6efd; }
     [data-theme="light"] .log-line.level-warning { color: #fd7e14; }
     [data-theme="light"] .log-line.level-error   { color: #dc3545; }
@@ -61,9 +61,51 @@
         color: var(--text-muted);
     }
 
-    .filter-select {
-        max-width: 140px;
+    .log-level-toggles {
+        gap: 0.35rem;
     }
+
+    .log-level-toggle {
+        font-size: 0.7rem;
+        font-weight: 600;
+        padding: 0.2rem 0.5rem;
+        line-height: 1.2;
+        border-radius: 0.25rem;
+        border: 1px solid transparent;
+        cursor: pointer;
+        transition: opacity 0.15s ease, transform 0.1s ease;
+    }
+
+    .log-level-toggle:focus {
+        outline: 2px solid #58a6ff;
+        outline-offset: 2px;
+    }
+
+    [data-theme="light"] .log-level-toggle:focus {
+        outline-color: #0d6efd;
+    }
+
+    .log-level-toggle.is-off {
+        background: transparent !important;
+        color: var(--text-muted) !important;
+        border-color: var(--border-color) !important;
+        border-style: dashed;
+        opacity: 0.65;
+    }
+
+    /* Dark theme — on (matches log line colors) */
+    .log-level-toggle[data-level="DEBUG"].is-on    { background: #2dd4bf; color: #0d1117; border-color: #2dd4bf; }
+    .log-level-toggle[data-level="INFO"].is-on     { background: #58a6ff; color: #0d1117; border-color: #58a6ff; }
+    .log-level-toggle[data-level="WARNING"].is-on  { background: #d29922; color: #0d1117; border-color: #d29922; }
+    .log-level-toggle[data-level="ERROR"].is-on    { background: #f85149; color: #fff; border-color: #f85149; }
+    .log-level-toggle[data-level="CRITICAL"].is-on { background: #ff79c6; color: #0d1117; border-color: #ff79c6; }
+
+    /* Light theme — on */
+    [data-theme="light"] .log-level-toggle[data-level="DEBUG"].is-on    { background: #0d9488; color: #fff; border-color: #0d9488; }
+    [data-theme="light"] .log-level-toggle[data-level="INFO"].is-on     { background: #0d6efd; color: #fff; border-color: #0d6efd; }
+    [data-theme="light"] .log-level-toggle[data-level="WARNING"].is-on  { background: #fd7e14; color: #212529; border-color: #fd7e14; }
+    [data-theme="light"] .log-level-toggle[data-level="ERROR"].is-on    { background: #dc3545; color: #fff; border-color: #dc3545; }
+    [data-theme="light"] .log-level-toggle[data-level="CRITICAL"].is-on { background: #6610f2; color: #fff; border-color: #6610f2; }
 </style>
 {% endblock %}
 
@@ -87,14 +129,14 @@
         </div>
         <div class="log-controls">
             <span id="line-count">0 lines</span>
-            <select class="form-select form-select-sm filter-select" id="level-filter" onchange="applyFilter()">
-                <option value="">All levels</option>
-                <option value="DEBUG">DEBUG+</option>
-                <option value="INFO">INFO+</option>
-                <option value="WARNING">WARNING+</option>
-                <option value="ERROR">ERROR+</option>
-                <option value="CRITICAL">CRITICAL</option>
-            </select>
+            <div class="log-level-toggles d-flex flex-wrap align-items-center" id="log-level-toggles" role="group" aria-label="Log level filters">
+                <span class="text-muted small d-none d-md-inline me-1">Levels</span>
+                <button type="button" class="log-level-toggle is-on" data-level="DEBUG" aria-pressed="true" title="Toggle DEBUG lines">DEBUG</button>
+                <button type="button" class="log-level-toggle is-on" data-level="INFO" aria-pressed="true" title="Toggle INFO lines">INFO</button>
+                <button type="button" class="log-level-toggle is-on" data-level="WARNING" aria-pressed="true" title="Toggle WARNING lines">WARNING</button>
+                <button type="button" class="log-level-toggle is-on" data-level="ERROR" aria-pressed="true" title="Toggle ERROR lines">ERROR</button>
+                <button type="button" class="log-level-toggle is-on" data-level="CRITICAL" aria-pressed="true" title="Toggle CRITICAL lines">CRITICAL</button>
+            </div>
             <button class="btn btn-sm btn-outline-secondary" id="pause-btn" onclick="togglePause()">
                 <i class="fas fa-pause" id="pause-icon"></i> Pause
             </button>
@@ -120,14 +162,69 @@
 <script>
 (function () {
     const MAX_LINES = 2000;
-    const LEVEL_ORDER = { DEBUG: 0, INFO: 1, WARNING: 2, ERROR: 3, CRITICAL: 4 };
+    const LEVELS = ['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL'];
+    const STORAGE_KEY = 'meshcore_logs_level_toggles';
 
     let paused = false;
     let autoScroll = true;
     let lineCount = 0;
-    let filterLevel = '';
     const container = document.getElementById('log-container');
     const placeholder = document.getElementById('log-placeholder');
+    const levelToggleGroup = document.getElementById('log-level-toggles');
+
+    function defaultEnabledLevels() {
+        return { DEBUG: true, INFO: true, WARNING: true, ERROR: true, CRITICAL: true };
+    }
+
+    function loadLevelToggles() {
+        const d = defaultEnabledLevels();
+        try {
+            const raw = localStorage.getItem(STORAGE_KEY);
+            if (!raw) return d;
+            const parsed = JSON.parse(raw);
+            if (typeof parsed !== 'object' || parsed === null) return d;
+            for (const k of LEVELS) {
+                if (typeof parsed[k] === 'boolean') d[k] = parsed[k];
+            }
+            return d;
+        } catch (e) {
+            return d;
+        }
+    }
+
+    let enabledLevels = loadLevelToggles();
+
+    function saveLevelToggles() {
+        try {
+            localStorage.setItem(STORAGE_KEY, JSON.stringify(enabledLevels));
+        } catch (e) {
+            /* ignore quota / private mode */
+        }
+    }
+
+    function syncToggleButtons() {
+        document.querySelectorAll('.log-level-toggle').forEach(function (btn) {
+            const lvl = btn.getAttribute('data-level');
+            const on = enabledLevels[lvl];
+            btn.setAttribute('aria-pressed', on ? 'true' : 'false');
+            btn.classList.toggle('is-on', on);
+            btn.classList.toggle('is-off', !on);
+        });
+    }
+
+    syncToggleButtons();
+
+    if (levelToggleGroup) {
+        levelToggleGroup.addEventListener('click', function (e) {
+            const btn = e.target.closest('.log-level-toggle');
+            if (!btn) return;
+            const lvl = btn.getAttribute('data-level');
+            if (!lvl || !Object.prototype.hasOwnProperty.call(enabledLevels, lvl)) return;
+            enabledLevels[lvl] = !enabledLevels[lvl];
+            syncToggleButtons();
+            saveLevelToggles();
+        });
+    }
 
     const socket = io({ transports: ['websocket', 'polling'] });
 
@@ -146,18 +243,15 @@
     });
 
     function detectLevel(line) {
-        const upper = line.toUpperCase();
-        for (const lvl of ['CRITICAL', 'ERROR', 'WARNING', 'INFO', 'DEBUG']) {
-            if (upper.includes(lvl)) return lvl;
-        }
-        return '';
+        /* Word boundaries: avoid false INFO from keys like routing_info (substring INFO). */
+        const m = line.match(/\b(CRITICAL|ERROR|WARNING|INFO|DEBUG)\b/i);
+        return m ? m[1].toUpperCase() : '';
     }
 
     function levelPasses(line) {
-        if (!filterLevel) return true;
         const lineLevel = detectLevel(line);
         if (!lineLevel) return true;
-        return (LEVEL_ORDER[lineLevel] ?? 0) >= (LEVEL_ORDER[filterLevel] ?? 0);
+        return enabledLevels[lineLevel] === true;
     }
 
     function addLogLine(text) {
@@ -211,10 +305,6 @@
         autoScroll = true;
     }
 
-    function applyFilter() {
-        filterLevel = document.getElementById('level-filter').value;
-    }
-
     function updateStatus(id, text, cls) {
         const el = document.getElementById(id);
         if (!el) return;
@@ -232,7 +322,6 @@
     window.togglePause = togglePause;
     window.clearLog = clearLog;
     window.scrollToBottom = scrollToBottom;
-    window.applyFilter = applyFilter;
 })();
 </script>
 {% endblock %}
diff --git a/modules/web_viewer/templates/realtime.html b/modules/web_viewer/templates/realtime.html
index bf52794..53ee317 100644
--- a/modules/web_viewer/templates/realtime.html
+++ b/modules/web_viewer/templates/realtime.html
@@ -24,6 +24,49 @@
         border-radius: 0.375rem;
         padding: 0.5rem;
     }
+
+    /* Dark mode: scrollbars for Command / Channel Messages / Packet streams (Firefox + WebKit) */
+    [data-theme="dark"] .stream-container {
+        scrollbar-width: thin;
+        scrollbar-color: rgba(255, 255, 255, 0.28) var(--bg-tertiary);
+    }
+
+    [data-theme="dark"] .stream-container::-webkit-scrollbar {
+        width: 10px;
+    }
+
+    [data-theme="dark"] .stream-container::-webkit-scrollbar-track {
+        background: var(--bg-tertiary);
+        border-radius: 0.25rem;
+    }
+
+    [data-theme="dark"] .stream-container::-webkit-scrollbar-thumb {
+        background: rgba(255, 255, 255, 0.22);
+        border-radius: 0.25rem;
+        border: 2px solid var(--bg-tertiary);
+    }
+
+    [data-theme="dark"] .stream-container::-webkit-scrollbar-thumb:hover {
+        background: rgba(255, 255, 255, 0.35);
+    }
+
+    /* Packet stream: no horizontal scroll; long paths wrap within the card */
+    #packet-stream {
+        overflow-x: hidden;
+    }
+
+    #packet-stream .stream-entry > .d-flex {
+        min-width: 0;
+    }
+
+    #packet-stream .stream-entry .flex-grow-1 {
+        min-width: 0;
+    }
+
+    #packet-stream .packet-stream-path {
+        overflow-wrap: anywhere;
+        word-break: break-word;
+    }
     
     .stream-entry {
         background-color: var(--card-bg);
@@ -1535,7 +1578,7 @@
                         ${clickHint}
                     </div>
                     
-                    <div class="small text-muted mb-1">
+                    <div class="small text-muted mb-1 packet-stream-path">
                         <strong>Path:</strong> ${pathDisplay}
                         ${data.path_len > 0 ? ` (${data.path_len} bytes)` : ''}
                     </div>