body { 
    background-color: #020617; 
    color: #f8fafc; 
    font-family: 'Segoe UI', sans-serif; 
    overflow-x: hidden; 
}

#maze-container { 
    display: grid; 
    gap: 1px; 
    background: #334155; 
    padding: 10px; 
    border-radius: 12px; 
    margin: 0 auto; 
    box-shadow: 0 0 40px rgba(56, 189, 248, 0.15);
    border: 2px solid #1e293b;
}

.cell { 
    width: 30px; 
    height: 30px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    font-size: 1.1rem; 
    opacity: 0; 
    transition: opacity 0.3s ease, background 0.3s ease; 
}

.wall { 
    background-color: #1e293b; 
    box-shadow: inset 0 0 5px rgba(0,0,0,0.5);
}

.path { 
    background-color: #020617; 
}

.visible { opacity: 1 !important; }
.near { opacity: 0.3 !important; }

.visible.wall { 
    background-color: #334155; 
    border: 1px solid #475569; 
}

.info-card { 
    background: #0f172a; 
    border: 1px solid #1e293b; 
    border-radius: 15px; 
}

#cert-canvas { 
    display: none; 
    max-width: 100%; 
    border: 5px solid #fbbf24; 
    border-radius: 10px; 
}

.stats-label { 
    font-size: 0.75rem; 
    color: #94a3b8; 
    text-transform: uppercase; 
    font-weight: bold; 
}

.cheese-counter { 
    background: #1e293b; 
    padding: 10px; 
    border-radius: 10px; 
    border: 1px dashed #fbbf24; 
}

.xp-text { 
    color: #fbbf24; 
    font-weight: bold; 
    text-shadow: 0 0 10px rgba(251, 191, 36, 0.5); 
}

.btn-reset { 
    color: #ef4444; 
    border-color: #ef4444; 
    font-size: 0.8rem; 
    margin-top: 20px; 
}

.btn-reset:hover { 
    background: #ef4444; 
    color: white; 
}