.top-bar {
    background-color: #ffffff;
    border-bottom: 1px solid #ccc;
    padding: 10px 0;
    font-size: 0.95rem;
}

.top-bar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo span {
    font-weight: bold;
    color: #005f73;
    font-size: 1.2rem;
}

.main-menu a {
    margin: 0 10px;
    text-decoration: none;
    color: #333;
    font-weight: 600;
}

.main-menu a:hover {
    color: #0a9396;
}

.sub-menu {
    font-size: 0.9rem;
}

.sub-menu a {
    margin: 0 5px;
    text-decoration: none;
    color: #0077b6;
}

.sub-menu a:hover {
    text-decoration: underline;
    color: #023e8a;
}

@media (max-width: 768px) {
    .top-bar-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .main-menu, .sub-menu {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
    }
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
    padding: 20px;
}

header {
    background-color: #005f73;
    color: white;
    padding: 20px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

header h1 {
    text-align: center;
    margin-bottom: 15px;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    padding: 8px 12px;
    transition: background 0.3s;
}

nav ul li a:hover {
    background-color: #0a9396;
    border-radius: 5px;
}

.hero {
    background-color: #e0f2f1;
    padding: 60px 20px;
    text-align: center;
}

.hero h2 {
    font-size: 2rem;
    color: #005f73;
    margin-bottom: 15px;
}

.hero p {
    font-size: 1.2rem;
    color: #333;
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 12px 25px;
    background-color: #0077b6;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

.btn:hover {
    background-color: #023e8a;
}

.btn-secondary {
    background-color: #00b4d8;
}

.btn-secondary:hover {
    background-color: #0096c7;
}

.section {
    background-color: white;
    margin: 30px 0;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.section img {
    width: 100%;
    max-width: 400px;
    display: block;
    margin: 0 auto 15px auto;
    border-radius: 5px;
}

.section h2 {
    color: #005f73;
    margin-bottom: 10px;
    text-align: center;
}

.section h3 {
    color: #0a9396;
    margin-bottom: 10px;
    text-align: center;
}

.section p {
    text-align: center;
    margin-bottom: 8px;
    font-size: 1rem;
}

.section ul {
    list-style: disc;
    padding-left: 40px;
    margin-top: 10px;
}

footer {
    background-color: #001219;
    color: white;
    text-align: center;
    padding: 20px 0;
    margin-top: 40px;
}

a u {
    color: #0077b6;
    text-decoration: underline;
}

a u:hover {
    color: #023e8a;
    text-decoration: none;
}

@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        align-items: center;
    }

    .hero h2 {
        font-size: 1.5rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.95rem;
    }

    .section img {
        max-width: 100%;
    }
}