/* --- General Resets & Body --- */
        :root {
            --primary-color: #001C55;  /* Dark Navy Blue */
            --secondary-color: #001C55; /* Dark Navy Blue */
            --accent-color: #001C55;    /* Dark Navy Blue */
            --gradient-primary: #001C55;
            --gradient-hover: #00153d;
            --text-color: #212529;
            --light-text-color: #6c757d;
            --background-color: #f8f9fa;
            --card-border-color: #e9ecef;
            --card-bg-color: #ffffff;
        }

        [data-theme="dark"] {
            --primary-color: #0A2463;  /* Slightly lighter navy for dark mode */
            --secondary-color: #0A2463;
            --accent-color: #3E92CC;   /* Lighter blue accent */
            --gradient-primary: #0A2463;
            --gradient-hover: #0d2d7a;
            --text-color: #E8E9EB;
            --light-text-color: #A8AAAD;
            --background-color: #0F1419;
            --card-border-color: #1F2937;
            --card-bg-color: #1A1F2E;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background-color: var(--background-color);
            color: var(--text-color);
            margin: 0;
            line-height: 1.6;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* --- Header --- */
        header {
            background: var(--primary-color);
            padding: 1.5rem 0;
            box-shadow: 0 2px 10px rgba(0, 28, 85, 0.15);
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .header-left {
            display: flex;
            align-items: baseline;
            gap: 0.75rem;
        }

        .logo-main {
            font-size: 1.75rem;
            font-weight: 700;
            margin: 0;
            color: #ffffff;
        }
        
        .logo-main span {
            color: var(--accent-color);
        }
        
        .provider-info {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.9);
        }
        
        .provider-info a {
            color: rgba(255, 255, 255, 0.95);
            text-decoration: none;
            font-weight: 500;
            border-bottom: 1px solid rgba(255, 255, 255, 0.3);
            transition: border-color 0.3s ease;
        }
        
        .provider-info a:hover {
            border-color: rgba(255, 255, 255, 0.8);
        }

        .local-time {
            font-size: 0.9rem;
            font-weight: 500;
            color: #ffffff;
        }

        /* --- Main Content & 2-Column Layout --- */
        main {
            padding: 2.5rem 0;
        }

        .main-layout {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 2.5rem;
            align-items: start;
        }

        h2 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-top: 0;
            margin-bottom: 1.5rem;
            color: var(--text-color);
            border-bottom: 2px solid var(--primary-color);
            padding-bottom: 0.75rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .refresh-btn {
            background: var(--primary-color);
            color: white;
            border: none;
            border-radius: 50%;
            width: 36px;
            height: 36px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            font-size: 18px;
        }

        .refresh-btn:hover {
            background: var(--gradient-hover);
            transform: rotate(180deg);
        }

        .refresh-btn.spinning {
            animation: spin 1s linear infinite;
        }

        /* --- Info Card (Your Connection) --- */
        .info-card-main {
            background-color: var(--card-bg-color);
            border: 1px solid var(--card-border-color);
            border-radius: 12px;
            padding: 1.5rem;
            position: sticky;
            top: 1.5rem;
            box-shadow: 0 4px 20px rgba(0, 28, 85, 0.08);
            overflow: hidden;
            position: relative;
        }

        .info-card-main::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--primary-color);
        }

        .info-list { margin: 0; padding: 0; }
        .info-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0.8rem 0;
            font-size: 0.95rem;
            transition: background-color 0.2s ease;
            border-radius: 6px;
            padding: 0.8rem 0.5rem;
        }
        .info-row:hover {
            background-color: rgba(0, 28, 85, 0.03);
        }
        .info-row:not(:last-child) { border-bottom: 1px solid var(--card-border-color); }
        .info-label {
            font-weight: 500;
            color: var(--light-text-color);
            white-space: nowrap;
            margin-right: 1rem;
        }
        .info-value-wrapper {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .info-value {
            font-weight: 500;
            color: var(--text-color);
            word-break: break-all;
            text-align: right;
        }

        .copy-btn {
            background: none; border: none; cursor: pointer; padding: 0.25rem;
            border-radius: 4px; display: flex; align-items: center;
            justify-content: center; color: var(--light-text-color);
            transition: background-color 0.2s, color 0.2s;
        }
        .copy-btn:hover {
            background-color: rgba(0, 28, 85, 0.1);
            color: var(--primary-color);
        }
        .copy-btn svg { width: 16px; height: 16px; }
        .copy-btn .icon-check { display: none; }
        .copy-btn.copied .icon-copy { display: none; }
        .copy-btn.copied .icon-check { display: block; color: #10b981; }

        /* --- Tools Section --- */
        .tools-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
        }
        .tool-card {
            background-color: var(--card-bg-color);
            border: 1px solid var(--card-border-color);
            border-radius: 12px;
            padding: 1.5rem;
            display: flex;
            flex-direction: column;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        .tool-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--primary-color);
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }
        .tool-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0, 28, 85, 0.15);
            border-color: rgba(0, 28, 85, 0.2);
        }
        .tool-card:hover::before {
            transform: scaleX(1);
        }
        .tool-icon {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            display: block;
        }
        .tool-card h3 {
            font-size: 1.2rem;
            margin: 0 0 0.5rem;
            color: var(--text-color);
            font-weight: 600;
        }
        .tool-card p {
            color: var(--text-color);
            opacity: 0.85;
            margin: 0 0 1.5rem;
            font-size: 0.95rem;
            flex-grow: 1;
            line-height: 1.6;
        }
        .tool-card-header { display: flex; justify-content: space-between; align-items: center; }
        .coming-soon-badge {
            background: rgba(0, 28, 85, 0.1);
            color: var(--primary-color);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.3rem 0.8rem;
            border-radius: 12px;
            border: 1px solid rgba(0, 28, 85, 0.2);
        }
        .btn {
            display: inline-block;
            background: var(--primary-color);
            color: #fff;
            text-decoration: none;
            padding: 0.6rem 1.2rem;
            border-radius: 8px;
            font-weight: 500;
            font-size: 0.9rem;
            text-align: center;
            transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
            box-shadow: 0 4px 15px rgba(0, 28, 85, 0.2);
        }
        .btn:hover {
            transform: translateY(-2px);
            background: var(--gradient-hover);
            box-shadow: 0 6px 20px rgba(0, 28, 85, 0.3);
        }
        .tool-card.coming-soon {
            background: rgba(0, 28, 85, 0.02);
            opacity: 0.8;
        }
        .tool-card.coming-soon:hover {
            transform: none;
            box-shadow: 0 4px 15px rgba(0,0,0,0.06);
        }
        .tool-card.coming-soon .btn {
            background: #e5e7eb;
            pointer-events: none;
            cursor: not-allowed;
            box-shadow: none;
        }
        
        /* --- Footer --- */
        footer {
            background: var(--primary-color);
            text-align: center;
            padding: 1.5rem 0;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.9);
        }

        .visit-counter {
            color: #ffffff;
        }

        #visitor-count {
            font-weight: 700;
            color: #ffffff;
        }

        /* --- Responsive & Loading --- */
        @media (max-width: 992px) {
            .main-layout { grid-template-columns: 1fr; }
            .info-card-main { position: static; }
        }
        @media (max-width: 600px) {
            .header-content { flex-direction: column; gap: 0.5rem; }
        }

        .loading {
            width: 1.25em;
            height: 1.25em;
            border: 2px solid rgba(0, 28, 85, 0.2);
            border-top-color: var(--primary-color);
            border-radius: 50%;
            animation: spin 1s linear infinite;
            display: inline-block;
        }
        @keyframes spin { to { transform: rotate(360deg); } }

        /* --- Modal Popup --- */
        .modal {
            display: none;
            position: fixed;
            z-index: 10000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.6);
            animation: fadeIn 0.3s ease;
        }
        .modal.active {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .modal-content {
            background-color: white;
            padding: 2rem;
            border-radius: 16px;
            max-width: 500px;
            width: 90%;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
            animation: slideIn 0.3s ease;
            position: relative;
        }
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        @keyframes slideIn {
            from { transform: translateY(-50px); opacity: 0; }
            to { transform: translateY(0); opacity: 1; }
        }
        .modal-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 1.5rem;
        }
        .modal-header h3 {
            margin: 0;
            font-size: 1.5rem;
            color: var(--primary-color);
        }
        .close-btn {
            background: none;
            border: none;
            font-size: 2rem;
            cursor: pointer;
            color: #999;
            line-height: 1;
            padding: 0;
            width: 30px;
            height: 30px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            transition: background-color 0.2s, color 0.2s;
        }
        .close-btn:hover {
            background-color: #f0f0f0;
            color: #333;
        }
        .form-group {
            margin-bottom: 1.25rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #333;
            font-size: 0.95rem;
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 0.75rem;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
            transition: border-color 0.3s ease;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }
        .char-counter {
            font-size: 0.85rem;
            color: #666;
            text-align: right;
            margin-top: 0.25rem;
        }
        .submit-btn {
            width: 100%;
            padding: 0.85rem;
            background: var(--primary-color);
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s ease, transform 0.2s ease;
        }
        .submit-btn:hover {
            background: var(--gradient-hover);
            transform: translateY(-2px);
        }
        .submit-btn:disabled {
            background: #ccc;
            cursor: not-allowed;
            transform: none;
        }
        .success-message {
            background: #d4edda;
            color: #155724;
            padding: 1rem;
            border-radius: 8px;
            margin-bottom: 1rem;
            border: 1px solid #c3e6cb;
            display: none;
        }
        .success-message.active {
            display: block;
        }
        .error-message {
            background: #f8d7da;
            color: #721c24;
            padding: 1rem;
            border-radius: 8px;
            margin-bottom: 1rem;
            border: 1px solid #f5c6cb;
            display: none;
        }
        .error-message.active {
            display: block;
        }

        /* --- Footer Logos --- */
        .cert-logos {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 1.5rem;
            margin-top: 1rem;
            flex-wrap: wrap;
        }
        .cert-logo {
            height: 60px;
            width: auto;
            opacity: 0.9;
            transition: opacity 0.3s ease, transform 0.3s ease;
        }
        .cert-logo:hover {
            opacity: 1;
            transform: scale(1.05);
        }

        /* --- Hamburger Menu --- */
        .menu-toggle {
            position: fixed;
            top: 20px;
            left: 20px;
            z-index: 1001;
            background: var(--card-bg-color);
            border: 2px solid var(--card-border-color);
            border-radius: 8px;
            width: 45px;
            height: 45px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(0, 28, 85, 0.15);
            gap: 5px;
        }

        .menu-toggle:hover {
            box-shadow: 0 6px 20px rgba(0, 28, 85, 0.25);
        }

        .menu-toggle span {
            width: 24px;
            height: 2px;
            background: var(--text-color);
            transition: all 0.3s ease;
        }

        .menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(6px, 6px);
        }

        .menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(6px, -6px);
        }

        .side-menu {
            position: fixed;
            top: 0;
            left: -320px;
            width: 300px;
            height: 100vh;
            background: var(--card-bg-color);
            box-shadow: 2px 0 20px rgba(0, 0, 0, 0.3);
            z-index: 1000;
            transition: left 0.3s ease;
            overflow-y: auto;
            overflow-x: hidden;
            padding: 80px 0 40px 0;
            -webkit-overflow-scrolling: touch;
        }

        .side-menu.active {
            left: 0;
        }

        .menu-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            display: none;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .menu-overlay.active {
            display: block;
            opacity: 1;
        }

        .menu-section {
            padding: 0 20px;
            margin-bottom: 20px;
        }

        .menu-section-title {
            color: var(--light-text-color);
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 10px;
            padding: 0 10px;
        }

        .menu-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 10px;
            color: var(--text-color);
            text-decoration: none;
            border-radius: 8px;
            transition: all 0.2s ease;
            font-size: 0.95rem;
        }

        .menu-item:hover {
            background: rgba(0, 28, 85, 0.1);
            transform: translateX(5px);
        }

        .menu-item svg {
            width: 20px;
            height: 20px;
            flex-shrink: 0;
        }

        .menu-divider {
            height: 1px;
            background: var(--card-border-color);
            margin: 15px 20px;
        }

        /* --- Dark Mode Toggle --- */
        .theme-toggle {
            position: fixed;
            top: 20px;
            right: 20px;
            z-index: 1000;
            background: var(--card-bg-color);
            border: 2px solid var(--card-border-color);
            border-radius: 50%;
            width: 45px;
            height: 45px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(0, 28, 85, 0.15);
        }

        .theme-toggle:hover {
            transform: scale(1.1);
            box-shadow: 0 6px 20px rgba(0, 28, 85, 0.25);
        }

        .theme-toggle svg {
            width: 22px;
            height: 22px;
            color: var(--text-color);
            transition: transform 0.3s ease;
        }

        .theme-toggle:hover svg {
            transform: rotate(20deg);
        }

        .theme-toggle .sun-icon {
            display: none;
        }

        [data-theme="dark"] .theme-toggle .sun-icon {
            display: block;
        }

        [data-theme="dark"] .theme-toggle .moon-icon {
            display: none;
        }

        @media (max-width: 768px) {
            .theme-toggle {
                top: 15px;
                right: 15px;
                width: 40px;
                height: 40px;
            }
            .theme-toggle svg {
                width: 20px;
                height: 20px;
            }
        }