/* General Layout */
body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: #eef2f3;
    margin: 0;
    display: flex;
    justify-content: center;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 500px;
    padding: 40px 20px;
    text-align: center;
}

header h1 {
    color: #2c3e50;
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

header p {
    color: #7f8c8d;
    margin-bottom: 40px;
}

/* Button Styling */
.button-grid {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.btn {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 18px 25px;
    background-color: #ffffff;
    color: #333;
    text-decoration: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: all 0.2s ease;
    border: 1px solid #ddd;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.1);
    background-color: #f8f9fa;
}

.icon {
    margin-right: 15px;
    font-size: 1.4rem;
}

/* Specific Button Colors */
.btn-pdf {
    background-color: #27ae60;
    color: white;
    border: none;
}
.btn-pdf:hover {
    background-color: #219150;
}

.btn-fb {
    background-color: #1877f2;
    color: white;
    border: none;
}
.btn-fb:hover {
    background-color: #145dbf;
}

footer {
    margin-top: 50px;
    font-size: 0.85rem;
    color: #95a5a6;
}