body {
    font-family: 'Roboto', sans-serif;
    background-color: #F8F9FA;
    color: #212529;
}

h1, h2, h3, h4, h5, h6, .navbar-brand {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
}

.navbar {
    transition: background-color 0.3s ease-in-out;
}

.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://picsum.photos/seed/soccerhero/1600/900') no-repeat center center;
    background-size: cover;
    color: white;
    padding: 10rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

.btn-primary {
    background-color: #2ECC71;
    border-color: #2ECC71;
    font-weight: 700;
    padding: 0.75rem 1.5rem;
    transition: background-color 0.2s, border-color 0.2s;
}

.btn-primary:hover {
    background-color: #27ae60;
    border-color: #27ae60;
}

.btn-secondary {
    background-color: #3498DB;
    border-color: #3498DB;
    font-weight: 700;
    padding: 0.75rem 1.5rem;
    transition: background-color 0.2s, border-color 0.2s;
}

.btn-secondary:hover {
    background-color: #2980b9;
    border-color: #2980b9;
}

section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.card {
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.12);
}

.card-title {
    color: #2ECC71;
}

.list-group-item {
    border: none;
    padding-left: 0;
}

.control-item {
    background-color: #e9ecef;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

.control-item strong {
    color: #3498DB;
}

footer {
    background-color: #212529;
    color: white;
    padding: 2rem 0;
}