body {
    font-family: 'Montserrat', sans-serif;
    background-color: #1D1F21;
    color: #F3F4F6;
    min-height: 100vh;
    padding: 1rem;
}
header, footer { text-align: center; }
header {
    padding: 1rem;
    background-color: #2B3035;
    border-radius: 12px;
    margin-bottom: 1rem;
}
footer {
    padding: 1rem;
    background-color: #2B3035;
    border-radius: 12px;
    margin-top: 2rem;
    font-size: 0.85rem;
    color: #B0B0B0;
}
.card {
    background-color: #2B3035;
    border-radius: 12px;
    padding: 1rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
    transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.6);
}
.price {
    color: #F59E0B;
    font-weight: 600;
}
.bonus {
    color: #10B981;
    font-weight: 500;
}
input[type="number"], input[type="text"], select {
    border-radius: 8px;
    padding: 0.5rem;
    border: 1px solid #374151;
    background-color: #1D1F21;
    color: #F3F4F6;
    width: 100%;
    margin-bottom: 0.5rem;
}
button {
    background-color: #F59E0B;
    color: #1D1F21;
    font-weight: 600;
    padding: 0.75rem;
    border-radius: 8px;
    width: 100%;
    transition: background-color 0.2s;
}
button:hover { background-color: #D97706; }
.tab-active { border-bottom: 3px solid #F59E0B; font-weight: 600; }

/* Modal */
.modal-bg {
    display: none;
    position: fixed;
    z-index: 50;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.6);
}
.modal-content {
    background-color: #2B3035;
    margin: 5% auto;
    padding: 1.5rem;
    border-radius: 12px;
    max-width: 600px;
    color: #F3F4F6;
    box-shadow: 0 8px 24px rgba(0,0,0,0.8);
    white-space: pre-line;
}
.modal-header { font-weight: 700; font-size: 1.2rem; margin-bottom: 1rem; }
.modal-close {
    float: right;
    font-weight: bold;
    cursor: pointer;
    color: #F59E0B;
}