:root {
            --primary: #1a5276;
            --primary-dark: #154360;
            --secondary: #e67e22;
            --secondary-dark: #d35400;
            --dark: #1a1a2e;
            --light: #f8f9fa;
            --gray: #6c757d;
            --success: #27ae60;
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: 'Roboto', sans-serif; color: #333; line-height: 1.6; overflow-x: hidden; }
        h1, h2, h3, h4, h5, h6 { font-family: 'Poppins', sans-serif; font-weight: 700; }

        /* ===== TOP HEADER ===== */
        .top-header {
            background: var(--dark);
            color: #fff;
            padding: 8px 0;
            font-size: 14px;
            border-bottom: 2px solid var(--secondary);
        }
        .top-header a { color: #fff; text-decoration: none; transition: 0.3s; }
        .top-header a:hover { color: var(--secondary); }
        .top-header i { color: var(--secondary); margin-right: 5px; }
        .top-header .social-icons a {
            display: inline-flex; align-items: center; justify-content: center;
            width: 30px; height: 30px; border-radius: 50%;
            background: rgba(255,255,255,0.1); margin-left: 5px;
            transition: 0.3s;
        }
        .top-header .social-icons a:hover { background: var(--secondary); transform: translateY(-2px); }

        /* ===== MAIN NAVBAR ===== */
        .main-navbar {
            background: #fff;
            box-shadow: 0 2px 20px rgba(0,0,0,0.1);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1030;
        }
        .navbar-brand {
            font-family: 'Poppins', sans-serif;
            font-weight: 800;
            font-size: 1.6rem;
            color: var(--primary) !important;
        }
        .navbar-brand span { color: var(--secondary); }
        .navbar-brand small {
            display: block; font-size: 11px; font-weight: 500;
            color: var(--gray); letter-spacing: 1px; margin-top: -5px;
        }
        .navbar-nav .nav-link {
            font-family: 'Poppins', sans-serif;
            font-weight: 600;
            font-size: 14px;
            color: var(--dark) !important;
            padding: 25px 18px !important;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            transition: 0.3s;
            position: relative;
        }
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link.active {
            color: var(--secondary) !important;
        }
        .navbar-nav .nav-link::after {
            content: ''; position: absolute; bottom: 15px; left: 18px;
            width: 0; height: 2px; background: var(--secondary);
            transition: 0.3s;
        }
        .navbar-nav .nav-link:hover::after,
        .navbar-nav .nav-link.active::after { width: 30px; }

        /* Dropdown */
        .dropdown-menu {
            border: none; box-shadow: 0 10px 40px rgba(0,0,0,0.15);
            border-radius: 8px; padding: 10px 0; margin-top: 0;
            animation: fadeIn 0.3s ease;
        }
        .dropdown-item {
            font-family: 'Poppins', sans-serif; font-weight: 500;
            font-size: 14px; padding: 10px 25px;
            color: var(--dark); transition: 0.3s;
        }
        .dropdown-item:hover {
            background: var(--light); color: var(--secondary);
            padding-left: 30px;
        }
        .dropdown-item i { color: var(--secondary); margin-right: 8px; }

        /* Submenu */
        .dropdown-submenu { position: relative; }
        .dropdown-submenu .dropdown-menu {
            top: 0; left: 100%; margin-left: 2px;
            display: none;
        }
        .dropdown-submenu:hover > .dropdown-menu { display: block; }

        /* Mobile Menu */
        .navbar-toggler {
            border: none; padding: 10px;
        }
        .navbar-toggler:focus { box-shadow: none; }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2826,82,118,1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* CTA Button */
        .btn-cta {
            background: var(--secondary);
            color: #fff !important;
            padding: 12px 28px !important;
            border-radius: 50px;
            font-weight: 600;
            text-transform: uppercase;
            font-size: 13px;
            letter-spacing: 1px;
            transition: 0.3s;
            border: 2px solid var(--secondary);
        }
        .btn-cta:hover {
            background: transparent;
            color: var(--secondary) !important;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        /* Mobile Responsive Nav */
        @media (max-width: 991px) {
            .navbar-collapse {
                background: #fff;
                padding: 20px;
                box-shadow: 0 10px 30px rgba(0,0,0,0.1);
                border-radius: 0 0 15px 15px;
            }
            .navbar-nav .nav-link {
                padding: 12px 15px !important;
                border-bottom: 1px solid #eee;
            }
            .navbar-nav .nav-link::after { display: none; }
            .dropdown-menu { box-shadow: none; border: 1px solid #eee; margin-left: 15px; }
            .dropdown-submenu .dropdown-menu { left: 0; margin-left: 15px; }
            .btn-cta { margin-top: 10px; text-align: center; }
        }