body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f8f9fa;
    color: #333;
    line-height: 1.6;
}

header {
    text-align: center;
    background-color: #343a40;
    color: #fff;
    padding: 20px 10px;
    position: relative;
}

header h1 {
    margin: 0;
    font-size: 2rem;
}

header h2 {
    margin: 10px 0 0;
    font-size: 1.2rem;
    font-weight: normal;
    color: #ffc107;
}

header::after {
    content: '';
    display: block;
    width: 100px;
    height: 4px;
    background-color: #ffc107;
    margin: 10px auto 0;
}

.container {
    max-width: 900px;
    margin: 20px auto;
    padding: 0 15px;
}

.summary {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    margin-bottom: 20px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.summary h2 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #007bff;
}

.summary p {
    font-size: 1rem;
    color: #555;
}

.brief-container {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.brief {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    flex: 1 1 calc(50% - 20px);
    box-sizing: border-box;
}

.brief img {
    max-width: 100%;
    border-radius: 4px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

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

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 8px;
}

.modal.close {
    position: absolute;
    top: 10px;
    right: 10px;
    color: white;
    font-size: 2rem;
    cursor: pointer;
}

.cta {
    text-align: center;
    margin: 30px 0;
}

.cta a {
    display: inline-block;
    background-color: #007bff;
    color: #fff;
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 5px;
    font-size: 1.2rem;
    transition: background-color 0.3s ease;
}

.cta a:hover {
    background-color: #0056b3;
}

footer {
    text-align: center;
    padding: 10px 0;
    background-color: #343a40;
    color: #fff;
    font-size: 0.9rem;
}

@media (max-width: 600px) {
    .brief-container {
        flex-direction: column;
    }

    .brief {
        flex: 1 1 100%;
    }
}