/* General Body & Typography */
body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    color: #343a40;
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: #007bff;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #0056b3;
}

/* Main Navigation */
.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
    background: #ffffff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.08);
    height: 70px;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.main-nav .nav-logo {
    font-weight: 700;
    font-size: 1.8rem;
    color: #003366; /* Dark blue for a professional feel */
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.main-nav .nav-logo img {
    width: 42px;
    height: 42px;
    object-fit: contain;
}

.main-nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 2rem;
}

.main-nav a {
    color: #5a6773;
    font-weight: 500;
    font-size: 1rem;
    padding: 1.5rem 0;
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 1rem;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #007bff;
    transition: width 0.3s ease;
}

.main-nav a:hover::after {
    width: 100%;
}

/* Hero Header */
.intro-header {
    background: linear-gradient(45deg, #003366, #005f9e);
    color: #ffffff;
    text-align: center;
    padding: 6rem 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.intro-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin: 0 0 1rem 0;
    letter-spacing: 1px;
}

.intro-text p {
    font-size: 1.25rem;
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.9;
}

/* Main Content & Sections */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

section {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    padding: 2.5rem;
    margin-bottom: 3rem;
}

section h2 {
    font-size: 2.5rem;
    font-weight: 600;
    color: #003366;
    margin-top: 0;
    margin-bottom: 2rem;
    text-align: center;
}

/* Game Selection */
.game-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.game-btn {
    background: #f8f9fa;
    border-radius: 10px;
    text-align: center;
    padding: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #e9ecef;
}

.game-btn:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.game-btn img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.game-btn span {
    font-size: 1.3rem;
    font-weight: 600;
    color: #343a40;
}

/* FAQ & Blog Sections */
.faq-item {
    margin-bottom: 2rem;
}

.faq-item h3 {
    font-size: 1.4rem;
    color: #005f9e;
    margin-bottom: 0.5rem;
}

.from-the-blog p {
    font-style: italic;
    color: #6c757d;
    text-align: center;
    font-size: 1.1rem;
}

/* Footer */
.main-footer {
    background: #343a40;
    color: #f8f9fa;
    text-align: center;
    padding: 2rem 1rem;
    margin-top: 2rem;
}

.main-footer p {
    margin: 0;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 992px) {
    .intro-text h1 {
        font-size: 2.8rem;
    }
    .intro-text p {
        font-size: 1.1rem;
    }
}

@media (max-width: 768px) {
    .main-nav {
        flex-direction: column;
        height: auto;
        padding: 1rem;
    }
    .main-nav ul {
        margin-top: 1rem;
        gap: 0.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    .main-nav a {
        padding: 0.5rem 0.75rem;
    }
    .main-nav a::after {
        display: none;
    }

    .intro-header {
        padding: 4rem 1rem;
    }

    .intro-text h1 {
        font-size: 2.2rem;
    }

    main {
        padding: 2rem 1rem;
    }

    section {
        padding: 2rem;
    }

    section h2 {
        font-size: 2rem;
    }
}