:root {
            --primary-color: #0a3d62;
            --secondary-color: #1e6cb3;
            --accent-color: #ff9f43;
            --light-bg: #f8f9fa;
            --dark-text: #2c3e50;
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            color: var(--dark-text);
            line-height: 1.7;
            overflow-x: hidden;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 600;
            color: var(--primary-color);
        }
        .navbar {
            background-color: rgba(10, 61, 98, 0.95) !important;
            backdrop-filter: blur(10px);
            padding-top: 0.8rem;
            padding-bottom: 0.8rem;
            transition: var(--transition);
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.8rem;
            color: white !important;
        }
        .navbar-brand span {
            color: var(--accent-color);
        }
        .nav-link {
            color: rgba(255, 255, 255, 0.85) !important;
            font-weight: 500;
            padding: 0.5rem 1.2rem !important;
            transition: var(--transition);
            position: relative;
        }
        .nav-link:hover, .nav-link.active {
            color: white !important;
        }
        .nav-link:hover:after, .nav-link.active:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 1.2rem;
            right: 1.2rem;
            height: 2px;
            background-color: var(--accent-color);
        }
        .hero-section {
            background: linear-gradient(rgba(10, 61, 98, 0.85), rgba(10, 61, 98, 0.9)), url('https://images.unsplash.com/photo-1611974789855-9c2a0a7236a3?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2070&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 8rem 0 6rem;
            position: relative;
        }
        .hero-section h1 {
            color: white;
            font-size: 3.5rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        .hero-section p {
            font-size: 1.25rem;
            opacity: 0.9;
            margin-bottom: 2.5rem;
            max-width: 700px;
        }
        .section-padding {
            padding: 5rem 0;
        }
        .section-title {
            position: relative;
            margin-bottom: 3.5rem;
            text-align: center;
        }
        .section-title h2 {
            display: inline-block;
            font-size: 2.5rem;
            position: relative;
            padding-bottom: 1rem;
        }
        .section-title h2:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background-color: var(--accent-color);
            border-radius: 2px;
        }
        .card-hover {
            transition: var(--transition);
            border: none;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            height: 100%;
            border-radius: 12px;
            overflow: hidden;
        }
        .card-hover:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        .icon-box {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background-color: rgba(30, 108, 179, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
        }
        .icon-box i {
            font-size: 1.8rem;
            color: var(--secondary-color);
        }
        .feature-box {
            padding: 2.5rem;
            border-radius: 12px;
            background-color: white;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
            height: 100%;
        }
        .feature-box:hover {
            background-color: var(--primary-color);
            color: white;
        }
        .feature-box:hover h4, .feature-box:hover i {
            color: white;
        }
        .team-member {
            text-align: center;
            margin-bottom: 2rem;
        }
        .team-img {
            width: 180px;
            height: 180px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 auto 1.5rem;
            border: 5px solid white;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        .progress-bar-custom {
            background-color: var(--secondary-color);
            border-radius: 5px;
        }
        .stat-box {
            background-color: var(--primary-color);
            color: white;
            padding: 2.5rem;
            border-radius: 12px;
            text-align: center;
            transition: var(--transition);
        }
        .stat-box:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(10, 61, 98, 0.2);
        }
        .stat-number {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: white;
        }
        .news-card {
            border: none;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
            height: 100%;
        }
        .news-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        .news-card img {
            height: 220px;
            object-fit: cover;
        }
        .news-date {
            color: var(--secondary-color);
            font-size: 0.9rem;
            font-weight: 500;
        }
        .contact-info-box {
            background-color: var(--light-bg);
            padding: 2rem;
            border-radius: 12px;
            height: 100%;
            border-left: 4px solid var(--secondary-color);
        }
        .contact-info-box i {
            color: var(--secondary-color);
            font-size: 1.5rem;
            margin-bottom: 1rem;
        }
        .flink {
            display: inline-block;
            padding: 0.5rem 1.2rem;
            margin: 0.3rem;
            background-color: var(--light-bg);
            color: var(--dark-text);
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition);
            border: 1px solid #eaeaea;
            font-weight: 500;
        }
        .flink:hover {
            background-color: var(--secondary-color);
            color: white;
            transform: translateY(-2px);
        }
        footer {
            background-color: var(--primary-color);
            color: rgba(255, 255, 255, 0.85);
            padding: 4rem 0 1.5rem;
        }
        footer h5 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        footer a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            transition: var(--transition);
        }
        footer a:hover {
            color: white;
            padding-left: 5px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            margin-top: 3rem;
            font-size: 0.9rem;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: var(--secondary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
        }
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        .back-to-top:hover {
            background-color: var(--primary-color);
            transform: translateY(-3px);
        }
        @media (max-width: 768px) {
            .hero-section h1 {
                font-size: 2.5rem;
            }
            .hero-section {
                padding: 6rem 0 4rem;
            }
            .section-padding {
                padding: 3rem 0;
            }
            .section-title h2 {
                font-size: 2rem;
            }
        }
        .btn-primary-custom {
            background-color: var(--secondary-color);
            border-color: var(--secondary-color);
            padding: 0.8rem 2rem;
            font-weight: 500;
            border-radius: 50px;
            transition: var(--transition);
        }
        .btn-primary-custom:hover {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(10, 61, 98, 0.2);
        }
        .btn-outline-custom {
            color: var(--secondary-color);
            border-color: var(--secondary-color);
            padding: 0.8rem 2rem;
            font-weight: 500;
            border-radius: 50px;
            transition: var(--transition);
        }
        .btn-outline-custom:hover {
            background-color: var(--secondary-color);
            color: white;
            transform: translateY(-2px);
        }
        .timeline {
            position: relative;
            padding-left: 30px;
            margin-top: 2rem;
        }
        .timeline:before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background-color: var(--secondary-color);
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 2.5rem;
            padding-left: 2rem;
        }
        .timeline-item:before {
            content: '';
            position: absolute;
            left: -8px;
            top: 5px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background-color: var(--secondary-color);
            border: 3px solid white;
            box-shadow: 0 0 0 3px rgba(30, 108, 179, 0.2);
        }
        .timeline-date {
            font-weight: 600;
            color: var(--secondary-color);
            margin-bottom: 0.5rem;
        }
        .investment-process {
            counter-reset: process-counter;
        }
        .process-step {
            position: relative;
            padding: 2rem;
            background-color: white;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            margin-bottom: 2rem;
            height: 100%;
        }
        .process-step:before {
            counter-increment: process-counter;
            content: counter(process-counter);
            position: absolute;
            top: -15px;
            left: 30px;
            width: 40px;
            height: 40px;
            background-color: var(--secondary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
        }
        .accordion-button:not(.collapsed) {
            background-color: rgba(30, 108, 179, 0.1);
            color: var(--primary-color);
            font-weight: 600;
        }
        .accordion-button:focus {
            box-shadow: 0 0 0 0.25rem rgba(30, 108, 179, 0.25);
        }