:root {
            --aesi-primary: #0056a3;
            --aesi-secondary: #e63946;
            --aesi-accent: #2a9d8f;
            --aesi-dark: #1d3557;
            --aesi-light: #f1faee;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            color: #333;
            overflow-x: hidden;
        }
        .bg-aesi-primary { background-color: var(--aesi-primary) !important; }
        .bg-aesi-secondary { background-color: var(--aesi-secondary) !important; }
        .text-aesi-primary { color: var(--aesi-primary) !important; }
        .text-aesi-secondary { color: var(--aesi-secondary) !important; }
        .btn-primary {
            background-color: var(--aesi-primary);
            border-color: var(--aesi-primary);
        }
        .btn-primary:hover {
            background-color: var(--aesi-dark);
            border-color: var(--aesi-dark);
        }
        .btn-outline-primary {
            color: var(--aesi-primary);
            border-color: var(--aesi-primary);
        }
        .btn-outline-primary:hover {
            background-color: var(--aesi-primary);
            border-color: var(--aesi-primary);
        }
        .navbar {
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            transition: all 0.3s ease;
            padding-top: 0.75rem;
            padding-bottom: 0.75rem;
        }
        .navbar-brand img { height: 50px; }
        .hero-section {
            background: linear-gradient(rgba(29, 53, 87, 0.85), rgba(0, 86, 163, 0.9)), url('https://images.unsplash.com/photo-1502134249126-9f3755a50d78?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
            color: white;
            padding: 8rem 0;
        }
        .section-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 2.5rem;
        }
        .section-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 70px;
            height: 4px;
            background: var(--aesi-secondary);
        }
        .text-center .section-title::after { left: 50%; transform: translateX(-50%); }
        .card-hover {
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
            border: none;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
        }
        .card-hover:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
        }
        .icon-box {
            width: 70px;
            height: 70px;
            background: var(--aesi-primary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.5rem;
            font-size: 1.8rem;
        }
        .feature-icon {
            font-size: 2.5rem;
            color: var(--aesi-primary);
            margin-bottom: 1rem;
        }
        .timeline-item {
            position: relative;
            padding-left: 30px;
            margin-bottom: 2.5rem;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 8px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background: var(--aesi-secondary);
        }
        .timeline-item::after {
            content: '';
            position: absolute;
            left: 7px;
            top: 23px;
            width: 2px;
            height: calc(100% + 10px);
            background: #ddd;
        }
        .timeline-item:last-child::after { display: none; }
        .member-card {
            border-left: 4px solid var(--aesi-primary);
            transition: all 0.3s ease;
        }
        .member-card:hover {
            border-left-color: var(--aesi-secondary);
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        footer a { text-decoration: none; transition: color 0.2s; }
        footer a:hover { color: #f8f9fa !important; }
        .flink {
            display: inline-block;
            padding: 8px 15px;
            margin: 5px;
            background: rgba(255,255,255,0.1);
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .flink:hover {
            background: var(--aesi-secondary);
            transform: scale(1.05);
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background: var(--aesi-primary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        .news-card img { height: 200px; object-fit: cover; }
        @media (max-width: 768px) {
            .hero-section { padding: 5rem 0; }
            .display-4 { font-size: 2.5rem; }
            .section-title { font-size: 1.8rem; }
        }