revamped CSS - using Tailwind now, update layout and added home page

web/dns.html

@@ -2,59 +2,169 @@
 
 {{define "title"}}DNS Tools - HeaderAnalyzer{{end}}
 
-{{define "head"}}
-<style>
-    .dns-tools-container { max-width: 900px; margin: 0 auto; }
-    .dns-query-form { display: flex; gap: 10px; margin-bottom: 10px; }
-    .dns-query-form input, .dns-query-form select { padding: 7px; border-radius: 4px; border: 1px solid #444; background: #232323; color: #e0e0e0; }
-    .dns-query-form button { padding: 7px 16px; }
-    .dns-results { margin-top: 10px; }
-    .dns-result-block { background: #232323; border-radius: 6px; margin-bottom: 12px; padding: 12px; box-shadow: 0 2px 4px rgba(0,0,0,0.12); }
-    .dns-result-block pre { white-space: pre-wrap; word-break: break-word; font-size: 1em; }
-    .save-btns { margin-bottom: 10px; }
-</style>
-{{end}}
-
 {{define "content"}}
-<div class="dns-tools-container">
-    <h1>DNS Tools</h1>
-    <form class="dns-query-form" id="dnsForm" onsubmit="return false;">
-        <input type="text" id="dnsInput" placeholder="Enter domain or IP" required>
-        <select id="dnsType">
-            <option value="A">A</option>
-            <option value="AAAA">AAAA</option>
-            <option value="MX">MX</option>
-            <option value="TXT">TXT</option>
-            <option value="NS">NS</option>
-            <option value="CNAME">CNAME</option>
-            <option value="PTR">PTR</option>
-            <option value="SOA">SOA</option>
-            <option value="SPF">SPF</option>
-            <option value="DKIM">DKIM</option>
-            <option value="DMARC">DMARC</option>
-            <option value="WHOIS">WHOIS</option>
-        </select>
-        <input type="text" id="dnsServer" placeholder="Custom DNS server (optional)" style="width:180px;" autocomplete="off">
-        <button type="submit">Query</button>
-    </form>
-    <div class="save-btns">
-        <button onclick="saveResults('csv')">Save as CSV</button>
-        <button onclick="saveResults('txt')">Save as TXT</button>
+<div class="container mx-auto px-4 py-8 max-w-6xl">
+    <div class="bg-gray-800 rounded-xl p-8 border border-gray-700 mb-8">
+        <a href="/dns" class="inline-block">
+            <h1 class="text-2xl md:text-3xl font-bold text-gray-100 hover:text-blue-400 transition-colors cursor-pointer mb-4">
+                🌐 DNS Tools
+            </h1>
+        </a>
+        <form class="flex flex-wrap gap-3 items-end mb-6" id="dnsForm" onsubmit="return false;">
+            <div class="flex-1 min-w-64">
+                <input type="text" id="dnsInput" placeholder="Enter domain or IP" required 
+                       class="w-full px-4 py-3 bg-gray-900 border border-gray-600 rounded-lg text-gray-100 placeholder-gray-400 focus:border-blue-500 focus:ring-2 focus:ring-blue-500/20 focus:outline-none">
+            </div>
+            <div>
+                <select id="dnsType" class="px-4 py-3 bg-gray-900 border border-gray-600 rounded-lg text-gray-100 focus:border-blue-500 focus:ring-2 focus:ring-blue-500/20 focus:outline-none">
+                    <option value="A">A</option>
+                    <option value="AAAA">AAAA</option>
+                    <option value="MX">MX</option>
+                    <option value="TXT">TXT</option>
+                    <option value="NS">NS</option>
+                    <option value="CNAME">CNAME</option>
+                    <option value="PTR">PTR</option>
+                    <option value="SOA">SOA</option>
+                    <option value="SPF">SPF</option>
+                    <option value="DKIM">DKIM</option>
+                    <option value="DMARC">DMARC</option>
+                    <option value="WHOIS">WHOIS</option>
+                </select>
+            </div>
+            <div class="min-w-48">
+                <input type="text" id="dnsServer" placeholder="Custom DNS server (optional)" 
+                       class="w-full px-4 py-3 bg-gray-900 border border-gray-600 rounded-lg text-gray-100 placeholder-gray-400 focus:border-blue-500 focus:ring-2 focus:ring-blue-500/20 focus:outline-none">
+            </div>
+            <button type="submit" class="bg-blue-600 hover:bg-blue-700 text-white font-medium px-6 py-3 rounded-lg transition-colors flex items-center space-x-2">
+                <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"></path>
+                </svg>
+                <span>Query</span>
+            </button>
+        </form>
+        
+        <div class="flex gap-3">
+            <button onclick="saveResults('csv')" class="bg-green-600 hover:bg-green-700 text-white font-medium px-4 py-2 rounded-lg transition-colors flex items-center space-x-2">
+                <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 10v6m0 0l-3-3m3 3l3-3m2 8H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z"></path>
+                </svg>
+                <span>Save as CSV</span>
+            </button>
+            <button onclick="saveResults('txt')" class="bg-green-600 hover:bg-green-700 text-white font-medium px-4 py-2 rounded-lg transition-colors flex items-center space-x-2">
+                <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z"></path>
+                </svg>
+                <span>Save as TXT</span>
+            </button>
+        </div>
     </div>
-    <div class="dns-results" id="dnsResults"></div>
+    
+    <div class="space-y-4" id="dnsResults"></div>
 </div>
+<style>
+.popup-notification {
+    background-color: rgb(31 41 55);
+    border: 1px solid rgb(75 85 99);
+    color: rgb(243 244 246);
+    padding: 1rem;
+    border-radius: 0.5rem;
+    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
+    max-width: 24rem;
+    position: relative;
+    transform: translateX(100%);
+    opacity: 0;
+    transition: all 0.3s ease;
+}
+
+.popup-notification.show {
+    transform: translateX(0);
+    opacity: 1;
+}
+
+.popup-notification.error {
+    border-color: rgb(239 68 68);
+    background-color: rgba(127 29 29, 0.5);
+}
+
+.popup-notification.success {
+    border-color: rgb(34 197 94);
+    background-color: rgba(20 83 45, 0.5);
+}
+
+.popup-notification.warning {
+    border-color: rgb(234 179 8);
+    background-color: rgba(133 77 14, 0.5);
+}
+
+.popup-notification .close-btn {
+    position: absolute;
+    top: 0.5rem;
+    right: 0.5rem;
+    color: rgb(156 163 175);
+    width: 1.5rem;
+    height: 1.5rem;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    font-size: 1.125rem;
+    line-height: 1;
+    cursor: pointer;
+    border: none;
+    background: none;
+}
+
+.popup-notification .close-btn:hover {
+    color: rgb(229 231 235);
+}
+</style>
+<!-- Popup notification container -->
+<div id="popup-container" class="fixed top-4 right-4 z-50 space-y-2"></div>
+
+
 {{end}}
 
 {{define "scripts"}}
 <script>
 let results = [];
 
+// Popup notification system
+function showPopup(message, type = 'error', duration = 5000) {
+    const container = document.getElementById('popup-container');
+    const popup = document.createElement('div');
+    popup.className = `popup-notification ${type}`;
+    popup.innerHTML = `
+        <button class="close-btn" onclick="this.parentElement.remove()">&times;</button>
+        <div class="flex items-start gap-2">
+            <div class="flex-shrink-0 mt-0.5">
+                ${type === 'error' ? '❌' : type === 'success' ? '✅' : type === 'warning' ? '⚠️' : 'ℹ️'}
+            </div>
+            <div class="flex-1">${message}</div>
+        </div>
+    `;
+    
+    container.appendChild(popup);
+    
+    // Trigger animation
+    setTimeout(() => popup.classList.add('show'), 10);
+    
+    // Auto-remove after duration
+    if (duration > 0) {
+        setTimeout(() => {
+            popup.classList.remove('show');
+            setTimeout(() => popup.remove(), 300);
+        }, duration);
+    }
+}
+
 document.getElementById('dnsForm').addEventListener('submit', function() {
     const query = document.getElementById('dnsInput').value.trim();
     const type = document.getElementById('dnsType').value;
     const server = document.getElementById('dnsServer').value.trim();
     
-    if (!query) return;
+    if (!query) {
+        showPopup('Please enter a domain or IP address to query', 'warning');
+        return;
+    }
     
     let url = `/api/dns?query=${encodeURIComponent(query)}&type=${encodeURIComponent(type)}`;
     if (server) {
@@ -69,11 +179,31 @@ document.getElementById('dnsForm').addEventListener('submit', function() {
             if (server) {
                 url += `&server=${encodeURIComponent(server)}`;
             }
+        } else {
+            showPopup('DKIM selector is required for DKIM queries', 'warning');
+            return;
         }
     }
     
+    // Show loading state
+    const submitBtn = document.querySelector('button[type="submit"]');
+    const originalText = submitBtn.innerHTML;
+    submitBtn.innerHTML = `
+        <svg class="animate-spin w-4 h-4" fill="none" viewBox="0 0 24 24">
+            <circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"></circle>
+            <path class="opacity-75" fill="currentColor" d="m4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"></path>
+        </svg>
+        Querying...
+    `;
+    submitBtn.disabled = true;
+    
     fetch(url)
-        .then(response => response.text())
+        .then(response => {
+            if (!response.ok) {
+                throw new Error(`Server error: ${response.status}`);
+            }
+            return response.text();
+        })
         .then(data => {
             const timestamp = new Date().toLocaleString();
             const result = {
@@ -86,59 +216,74 @@ document.getElementById('dnsForm').addEventListener('submit', function() {
             results.push(result);
             
             const resultDiv = document.createElement('div');
-            resultDiv.className = 'dns-result-block';
+            resultDiv.className = 'bg-gray-800 border border-gray-700 rounded-lg p-6 mb-4';
             resultDiv.innerHTML = `
-                <h3>${type} query for ${query}</h3>
-                <p><small>Time: ${timestamp} | Server: ${server || 'Default'}</small></p>
-                <pre>${data}</pre>
+                <h3 class="text-blue-400 font-semibold mb-2">${type} query for ${query}</h3>
+                <p class="text-gray-400 text-sm mb-3">Time: ${timestamp} | Server: ${server || 'Default'}</p>
+                <pre class="bg-gray-900 text-gray-100 p-3 rounded-lg overflow-x-auto text-sm border border-gray-700">${data}</pre>
             `;
             document.getElementById('dnsResults').insertBefore(resultDiv, document.getElementById('dnsResults').firstChild);
+            
+            showPopup(`Successfully queried ${type} record for ${query}`, 'success', 3000);
         })
         .catch(error => {
-            console.error('Error:', error);
+            console.error('DNS Query Error:', error);
             const resultDiv = document.createElement('div');
-            resultDiv.className = 'dns-result-block';
+            resultDiv.className = 'bg-gray-800 border border-red-500/50 rounded-lg p-6 mb-4';
             resultDiv.innerHTML = `
-                <h3>Error querying ${query}</h3>
-                <pre>Error: ${error.message}</pre>
+                <h3 class="text-red-400 font-semibold mb-2">❌ Error querying ${query}</h3>
+                <pre class="bg-gray-900 text-red-300 p-3 rounded-lg text-sm border border-gray-700">Error: ${error.message}</pre>
             `;
             document.getElementById('dnsResults').insertBefore(resultDiv, document.getElementById('dnsResults').firstChild);
+            
+            showPopup(`Failed to query ${query}: ${error.message}`, 'error');
+        })
+        .finally(() => {
+            // Restore button
+            submitBtn.innerHTML = originalText;
+            submitBtn.disabled = false;
         });
 });
 
 function saveResults(format) {
     if (results.length === 0) {
-        alert('No results to save');
+        showPopup('No results to save. Please run some DNS queries first.', 'warning');
         return;
     }
     
     let content = '';
     let filename = '';
     
-    if (format === 'csv') {
-        content = 'Timestamp,Query,Type,Server,Result\n';
-        results.forEach(r => {
-            const escapedResult = '"' + r.result.replace(/"/g, '""') + '"';
-            content += `"${r.timestamp}","${r.query}","${r.type}","${r.server}",${escapedResult}\n`;
-        });
-        filename = 'dns-results.csv';
-    } else if (format === 'txt') {
-        results.forEach(r => {
-            content += `=== ${r.type} query for ${r.query} ===\n`;
-            content += `Time: ${r.timestamp}\n`;
-            content += `Server: ${r.server}\n`;
-            content += `Result:\n${r.result}\n\n`;
-        });
-        filename = 'dns-results.txt';
+    try {
+        if (format === 'csv') {
+            content = 'Timestamp,Query,Type,Server,Result\n';
+            results.forEach(r => {
+                const escapedResult = '"' + r.result.replace(/"/g, '""') + '"';
+                content += `"${r.timestamp}","${r.query}","${r.type}","${r.server}",${escapedResult}\n`;
+            });
+            filename = 'dns-results.csv';
+        } else if (format === 'txt') {
+            results.forEach(r => {
+                content += `=== ${r.type} query for ${r.query} ===\n`;
+                content += `Time: ${r.timestamp}\n`;
+                content += `Server: ${r.server}\n`;
+                content += `Result:\n${r.result}\n\n`;
+            });
+            filename = 'dns-results.txt';
+        }
+        
+        const blob = new Blob([content], { type: 'text/plain' });
+        const url = URL.createObjectURL(blob);
+        const a = document.createElement('a');
+        a.href = url;
+        a.download = filename;
+        a.click();
+        URL.revokeObjectURL(url);
+        
+        showPopup(`Successfully exported ${results.length} results as ${format.toUpperCase()}`, 'success', 3000);
+    } catch (error) {
+        showPopup(`Failed to export results: ${error.message}`, 'error');
     }
-    
-    const blob = new Blob([content], { type: 'text/plain' });
-    const url = URL.createObjectURL(blob);
-    const a = document.createElement('a');
-    a.href = url;
-    a.download = filename;
-    a.click();
-    URL.revokeObjectURL(url);
 }
 </script>
 {{end}}