:root {
            --primary-color: #1a1a2e;
            --secondary-color: #16213e;
            --accent-color: #0f4c75;
            --highlight-color: #00b4d8;
            --text-light: #f8f9fa;
            --text-dark: #343a40;
            --transition-speed: 0.3s;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            color: var(--text-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            color: var(--primary-color);
        }
        .navbar {
            background-color: var(--primary-color) !important;
            padding: 1rem 0;
            transition: all var(--transition-speed);
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .navbar-brand {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--highlight-color) !important;
        }
        .nav-link {
            color: var(--text-light) !important;
            font-weight: 500;
            margin: 0 0.5rem;
            transition: color var(--transition-speed);
        }
        .nav-link:hover, .nav-link.active {
            color: var(--highlight-color) !important;
        }
        .hero-section {
            background: linear-gradient(rgba(22, 33, 62, 0.9), rgba(10, 25, 47, 0.9)), url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') no-repeat center center/cover;
            color: var(--text-light);
            padding: 8rem 0;
            text-align: center;
        }
        .hero-section h1 {
            font-size: 3.5rem;
            color: var(--text-light);
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
        }
        .hero-section p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
        }
        .btn-primary-custom {
            background-color: var(--highlight-color);
            border: none;
            padding: 0.8rem 2rem;
            font-size: 1.1rem;
            border-radius: 50px;
            transition: all var(--transition-speed);
            color: white;
            text-decoration: none;
            display: inline-block;
        }
        .btn-primary-custom:hover {
            background-color: #0096c7;
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 180, 216, 0.3);
        }
        section {
            padding: 5rem 0;
        }
        .section-title {
            text-align: center;
            margin-bottom: 3rem;
            position: relative;
        }
        .section-title::after {
            content: '';
            position: absolute;
            width: 80px;
            height: 4px;
            background-color: var(--highlight-color);
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
        }
        .card-custom {
            border: none;
            border-radius: 15px;
            overflow: hidden;
            transition: transform var(--transition-speed), box-shadow var(--transition-speed);
            height: 100%;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .card-custom:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        }
        .card-img-top {
            height: 200px;
            object-fit: cover;
        }
        .icon-box {
            width: 70px;
            height: 70px;
            background-color: var(--accent-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.5rem;
            color: white;
            font-size: 1.8rem;
        }
        .team-member {
            text-align: center;
            margin-bottom: 2rem;
        }
        .team-member img {
            width: 150px;
            height: 150px;
            border-radius: 50%;
            object-fit: cover;
            border: 5px solid var(--accent-color);
            margin-bottom: 1rem;
        }
        .contact-info {
            list-style: none;
            padding: 0;
        }
        .contact-info li {
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
        }
        .contact-info i {
            width: 40px;
            height: 40px;
            background-color: var(--accent-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            margin-right: 1rem;
        }
        .friend-links {
            background-color: var(--secondary-color);
            padding: 3rem 0;
            border-radius: 15px;
        }
        .flink {
            display: inline-block;
            margin: 0.5rem 1rem;
            padding: 0.5rem 1.5rem;
            background-color: rgba(255,255,255,0.1);
            color: var(--text-light);
            border-radius: 30px;
            text-decoration: none;
            transition: all var(--transition-speed);
        }
        .flink:hover {
            background-color: var(--highlight-color);
            color: white;
            transform: scale(1.05);
        }
        footer {
            background-color: var(--primary-color);
            color: var(--text-light);
            padding: 3rem 0 1.5rem;
        }
        footer a {
            color: var(--highlight-color);
            text-decoration: none;
        }
        footer a:hover {
            text-decoration: underline;
        }
        .social-icons a {
            display: inline-block;
            width: 40px;
            height: 40px;
            background-color: rgba(255,255,255,0.1);
            border-radius: 50%;
            text-align: center;
            line-height: 40px;
            margin-right: 0.5rem;
            color: white;
            transition: all var(--transition-speed);
        }
        .social-icons a:hover {
            background-color: var(--highlight-color);
            transform: rotate(360deg);
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background-color: var(--highlight-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            font-size: 1.5rem;
            z-index: 1000;
            opacity: 0;
            transition: opacity var(--transition-speed);
        }
        .back-to-top.show {
            opacity: 1;
        }
        .back-to-top:hover {
            background-color: var(--accent-color);
        }
        @media (max-width: 768px) {
            .hero-section h1 {
                font-size: 2.5rem;
            }
            .hero-section {
                padding: 5rem 0;
            }
            section {
                padding: 3rem 0;
            }
        }