/* CSS Variables for Consistency */
        :root {
            --brand-blue-dark: #0d2137;
            --brand-blue: #1c3d5d;
            --brand-blue-light: #2c567a;
            --accent-blue: #00a0e3;
            --accent-green: #28a745;
            --text-main: #333;
            --text-muted: #666;
            --white: #ffffff;
            --bg-gray: #f4f7f9;
            --shadow: 0 4px 20px rgba(0,0,0,0.08);
        }

        body {
            font-family: 'Roboto', sans-serif;
            background-color: var(--bg-gray);
            margin: 0;
            padding: 0;
            color: var(--text-main);
            line-height: 1.7;
        }

        /* Layout Helpers */
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Nav */
        header {
            background: linear-gradient(90deg, var(--brand-blue-dark) 0%, var(--brand-blue) 100%);
            padding: 10px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--accent-blue);
            box-shadow: 0 2px 10px rgba(0,0,0,0.2);
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo-text {
            font-size: 30px;
            font-weight: 900;
            color: var(--white);
            text-decoration: none;
            letter-spacing: -1px;
        }

        .logo-text span {
            color: var(--accent-blue);
        }

        /* Burger Button Styles */
        .burger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 5px;
            transition: opacity 0.3s;
        }

        .burger:hover {
            opacity: 0.8;
        }

        .burger img {
            width: 35px;
            height: auto;
            display: block;
        }

        /* Mobile Menu Appearance */
        .mobile_menu {
            display: none;
            background: var(--brand-blue-dark);
            padding: 0;
            border-bottom: 3px solid var(--accent-blue);
            overflow: hidden;
        }

        .mobile_menu.active {
            display: block;
        }

        .mob_nav {
            list-style: none;
            padding: 10px 0;
            margin: 0;
            text-align: center;
        }

        .mob_nav li {
            margin: 10px 0;
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }

        .mob_nav li:last-child {
            border-bottom: none;
        }

        .mob_nav li a {
            color: white;
            text-decoration: none;
            font-size: 16px;
            font-weight: 500;
            text-transform: uppercase;
            display: block;
            padding: 10px 0;
            transition: color 0.3s;
        }

        .mob_nav li a:hover {
            color: var(--accent-blue);
        }

        /* Buttons */
        .nav-buttons {
            display: flex;
            gap: 12px;
        }

        .btn {
            padding: 12px 24px;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 700;
            font-size: 14px;
            transition: all 0.3s ease;
            text-transform: uppercase;
            display: inline-block;
        }

        .btn-login {
            color: var(--white);
            border: 2px solid var(--white);
        }

        .btn-login:hover {
            background: var(--white);
            color: var(--brand-blue);
        }

        .btn-reg {
            background: var(--accent-green);
            color: var(--white);
            border: 2px solid var(--accent-green);
        }

        .btn-reg:hover {
            background: #218838;
            border-color: #218838;
            transform: translateY(-2px);
        }

        /* Hero Section */

        .hero::before {
            content: "";
            position: absolute;
            top: 0; left: 0; width: 100%; height: 100%;
            background: linear-gradient(rgba(13, 33, 55, 0.85), rgba(13, 33, 55, 0.7));
        }

        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 850px;
            margin: 0 auto;
        }

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            font-weight: 900;
            text-shadow: 0 2px 10px rgba(0,0,0,0.5);
        }

        .hero p {
            font-size: 1.4rem;
            margin-bottom: 35px;
            opacity: 1;
            text-shadow: 0 1px 5px rgba(0,0,0,0.5);
        }

        /* Main Content Cards */
        .card {
            background: var(--white);
            border-radius: 12px;
            padding: 40px;
            margin-bottom: 40px;
            box-shadow: var(--shadow);
        }

        h2 {
            color: var(--brand-blue-dark);
            font-size: 28px;
            margin-top: 0;
            margin-bottom: 25px;
            position: relative;
            padding-bottom: 10px;
        }

        h2::after {
            content: "";
            position: absolute;
            left: 0; bottom: 0;
            width: 60px; height: 4px;
            background: var(--accent-blue);
        }

        h3 {
            color: var(--brand-blue);
            font-size: 22px;
            margin-top: 30px;
        }

        /* Image & Content Layout */
        .section-row {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            align-items: flex-start;
            margin-bottom: 40px;
        }

        .col-image {
            flex: 1;
            min-width: 300px;
        }

        .col-text {
            flex: 1.5;
            min-width: 300px;
        }

        .col-image img {
            width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
        }

        /* Tables Modern Look */
        .table-container {
            overflow-x: auto;
            margin: 25px 0;
        }

        table {
            width: 100%;
            border-collapse: collapse;
            background: #fff;
        }

        table td {
            padding: 15px 20px;
            border-bottom: 1px solid #eee;
            font-size: 15px;
        }

        table tr:nth-child(even) {
            background-color: #fcfcfc;
        }

        table td:first-child {
            font-weight: 700;
            color: var(--brand-blue);
            width: 35%;
        }

        /* Support List */
        .support-list {
            list-style: none;
            padding: 0;
        }

        .support-list li {
            padding: 20px;
            background: #fdfdfd;
            border: 1px solid #f0f0f0;
            border-radius: 8px;
            margin-bottom: 15px;
        }

        .support-list strong {
            display: block;
            color: var(--accent-blue);
            font-size: 18px;
            margin-bottom: 8px;
        }

        /* Footer */
        footer {
            background: var(--brand-blue-dark);
            color: #bdc3c7;
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo {
            color: white;
            font-size: 24px;
            font-weight: 900;
            margin-bottom: 15px;
        }

        .footer-bottom {
            text-align: center;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 30px;
            font-size: 13px;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hero h1 { font-size: 2.2rem; }
            .nav-buttons { display: none; }
            .burger { display: block; }
            .section-row { flex-direction: column; }
            .card { padding: 25px; }
        }