* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    /* Using a high-quality bus image from Unsplash */
    background: url("images/bus.688e42e28e67.png") no-repeat center center fixed;
    background-size: cover;
    height: 100vh;
}

.footer {
    text-align: center;
    margin-top: 30px;
    padding: 15px;
}

.copyright-link {
    color: white;
    text-decoration: none;
    font-size: 14px;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.copyright-link:hover {
    opacity: 1;
    text-decoration: underline;
}


.background-overlay {
    background: rgba(0, 0, 0, 0.3); /* Darkens background slightly for text readability */
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

header {
    text-align: center;
    margin-top: 40px;
    color: white;
}

header h1 {
    font-size: 3rem;
    font-weight: 700;
}

header .subtitle {
    font-style: italic;
    font-size: 1.2rem;
    opacity: 0.9;
}

.container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.glass-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    width: 90%;
    max-width: 500px;
}

.glass-card h2 {
    font-size: 2.5rem;
    color: #1a3a5a;
    margin-bottom: 30px;
}

.role-selection {
    display: flex;
    justify-content: space-around;
    background: rgba(255, 255, 255, 0.5);
    padding: 20px;
    border-radius: 15px;
    margin-bottom: 25px;
}

.role-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #1a3a5a;
    cursor: pointer;
    transition: transform 0.2s;
}

.role-item:hover {
    transform: translateY(-5px);
}

.role-item i {
    font-size: 2rem;
    margin-bottom: 8px;
}

.role-item span {
    font-weight: bold;
    text-decoration: underline;
}

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

.btn-start {
    background-color: #2c4a68;
    color: white;
    border: none;
    padding: 15px 40px;
    font-size: 1rem;
    font-weight: bold;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-start:hover {
    background-color: #1a3a5a;
}