* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: #f4f4f4;
    color: #333;
}

.navbar {
    background-color: #0b1c31;
    height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1rem;
    position: sticky;
    top: 0;
    z-index: 999;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1300px;
    padding: 0 20px;
}

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 50px;
    width: auto;
    transition: transform 0.3s ease;
}

.logo-img:hover {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    list-style: none;
    text-align: center;
}

.nav-links {
    color: #fff;
    text-decoration: none;
    padding: 0 15px;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.nav-links:hover {
    color: #00ffcc;
}

.menu-toggle {
    display: none;
    cursor: pointer;
}

.menu-toggle .bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    transition: all 0.3s ease-in-out;
    background-color: #fff;
}

.hero {
    background: linear-gradient(to right, #0b1c31, #1a365d);
    height: 70vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: #fff;
    padding: 0 20px;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    color: #00ffcc;
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    padding: 15px 30px;
    background-color: #00ffcc;
    color: #0b1c31;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: bold;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #00cca3;
}

.content-section {
    padding: 80px 20px;
    text-align: center;
    background-color: #ffffff;
}

.content-section.bg-light {
    background-color: #eef2f5;
}

.content-section h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: #0b1c31;
}

.content-section p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
    color: #555;
}

.footer {
    background-color: #0b1c31;
    color: #fff;
    text-align: center;
    padding: 30px 20px;
    font-size: 0.9rem;
}

.references-list {
    list-style-type: none;
    padding-left: 0;
    font-size: 0.95rem;
}

.references-list li {
    padding-left: 36px;
    text-indent: -36px;
    margin-bottom: 15px;
    word-wrap: break-word;
}

@media screen and (max-width: 960px) {
    .nav-menu {
        display: flex;
        flex-direction: column;
        width: 100%;
        position: absolute;
        top: 80px;
        left: -100%;
        opacity: 1;
        transition: all 0.5s ease;
        background-color: #0b1c31;
    }

    .nav-menu.active {
        background: #0b1c31;
        left: 0;
        opacity: 1;
        transition: all 0.5s ease;
        z-index: 99;
    }

    .nav-links {
        text-align: center;
        padding: 20px;
        width: 100%;
        display: table;
    }

    .menu-toggle {
        display: block;
    }

    .menu-toggle.is-active .bar:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.is-active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .menu-toggle.is-active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }
}