.btn-primary {
    background-color: #6366f1;
    color: white;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 12px;
    border: 2px solid #6366f1;
    cursor: pointer;
    transition: background-color 0.2s;
    width: 100%;
}

.btn-primary:hover {
    background-color: #4f46e5;
    border-color: #4f46e5;
}

.btn-secondary {
    background-color: #f1f5f9;
    color: #475569;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 12px;
    border: 2px solid #cbd5e1;
    cursor: pointer;
    transition: background-color 0.2s;
    width: 100%;
}

.btn-secondary:hover {
    background-color: #e2e8f0;
}

.input-field {
    border: 2px solid #cbd5e1;
    border-radius: 12px;
    padding: 12px 16px;
    color: #475569;
    width: 100%;
    outline: none;
    box-sizing: border-box;
}

.input-field:focus {
    border-color: #6366f1;
}

.card {
    background: white;
    border-radius: 16px;
    border: 1px solid #f1f5f9;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    padding: 32px;
}

.card-btn.active {
    background-color: #f97316;
    border-color: #f97316;
    color: white;
}

.card-default {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 112px;
    background: white;
    border: 2px solid #cbd5e1;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    font-size: 1.5rem;
    font-weight: 700;
    color: #475569;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s;
}

.card-default:hover {
    border-color: #f97316;
    color: #f97316;
}

.card-selected {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 112px;
    background: white;
    border: 2px solid #cbd5e1;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    font-weight: 700;
    color: #475569;
    overflow: hidden;
    cursor: pointer;
}

.card-selected .remove-btn {
    position: absolute;
    top: 4px;
    right: 4px;
    font-size: 0.75rem;
    color: #fca5a5;
    background: none;
    border: none;
    cursor: pointer;
    line-height: 1;
}

.card-selected .remove-btn:hover {
    color: #ef4444;
}

.card-btn.active {
    background-color: #f97316;
    border-color: #f97316;
    color: white;
}