body {
            font-family: 'Source Serif 4', serif;
            color: #204969;
            background-color: #FDFDFD;
            overflow-x: hidden;
            scroll-behavior: smooth;
        }

        /* Header Animation */
        header {
            transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .header-hidden {
            transform: translateY(-100%);
        }

        /* Nav Underline */
        .nav-link {
            position: relative;
            cursor: pointer;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -4px;
            left: 0;
            background-color: #204969;
            transition: width 0.3s ease;
        }
        .nav-link.active::after {
            width: 100%;
        }

        /* Hero Padded Section */
        .hero-padded {
            padding: 40px;
        }
        .hero-container {
            position: relative;
            width: 100%;
            height: calc(100vh - 80px);
            border-radius: 24px;
            overflow: hidden;
            background: #000;
        }
        .hero-video {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.7;
        }

        /* Floating Animation */
        .float-btn {
            animation: float 4s ease-in-out infinite;
        }
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        /* Custom Scrollbar */
        ::-webkit-scrollbar { width: 6px; }
        ::-webkit-scrollbar-track { background: #f1f1f1; }
        ::-webkit-scrollbar-thumb { background: #204969; border-radius: 10px; }

        /* Page Transitions */
        .page-content { display: none; }
        .page-content.active { display: block; animation: fadeIn 0.8s ease forwards; }
        @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

        /* Card Hover */
        .card-lift {
            transition: transform 0.4s ease, box-shadow 0.4s ease;
        }
        .card-lift:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(32, 73, 105, 0.1);
        }