.feature-card-icon.qrcode-icon {
    background: linear-gradient(135deg, #eab308 0%, #ca8a04 100%);
}
.feature-card-btn.qr-btn {
    background: linear-gradient(135deg, #eab308 0%, #ca8a04 100%);
    width: 100%;
    padding: 14px;
    font-size: 1rem;
}
.feature-card-btn.qr-btn:hover {
    box-shadow: 0 6px 20px rgba(234, 179, 8, 0.4);
    transform: translateY(-2px);
}
.qr-form-area { margin-top: 4px; }
.qr-row { margin-bottom: 10px; }
.qr-textarea {
    width: 100%;
    resize: vertical;
    min-height: 60px;
    line-height: 1.6;
}
.qr-tabs {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    background: rgba(234, 179, 8, 0.08);
    border-radius: 10px;
    padding: 4px;
}
.qr-tab {
    flex: 1;
    min-width: 70px;
    padding: 8px 6px;
    border: none;
    border-radius: 8px;
    background: transparent;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-gray);
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}
.qr-tab:hover { background: rgba(234, 179, 8, 0.15); color: var(--text-dark); }
.qr-tab.active {
    background: linear-gradient(135deg, #eab308, #ca8a04);
    color: white;
    box-shadow: 0 2px 8px rgba(234, 179, 8, 0.3);
}
.qr-controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.qr-control-group {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
    min-width: 120px;
}
.qr-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-gray);
    flex-shrink: 0;
}
.qr-small {
    flex: 1;
    min-width: 60px;
    padding: 7px 8px;
    font-size: 0.85rem;
    cursor: pointer;
}
.qr-color {
    width: 38px;
    height: 34px;
    border: 2px solid var(--border-light);
    border-radius: 8px;
    cursor: pointer;
    padding: 0;
}
.qr-input-gap { margin-bottom: 6px; }
.qr-vcard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}
.qr-logo-btn {
    padding: 7px 10px;
    font-size: 0.85rem;
    background: linear-gradient(135deg, #64748b, #475569);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}
.qr-logo-remove {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: none;
    background: #ef4444;
    color: white;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
}
.qr-logo-remove:hover { transform: scale(1.1); }
.qr-preview {
    margin-top: 20px;
    padding: 20px;
    background: #f8fafc;
    border-radius: 12px;
    border: 1px solid var(--border-light);
}
.qr-preview-wrapper { text-align: center; }
.qr-preview-container {
    display: inline-block;
    padding: 16px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}
#qr-img {
    max-width: 300px;
    height: auto;
    display: block;
}
.qr-preview-info {
    margin-top: 10px;
    font-size: 0.85rem;
    color: var(--text-gray);
}
.qr-preview-actions {
    margin-top: 14px;
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
}
.qr-preview-actions .feature-card-btn {
    padding: 10px 18px;
    font-size: 0.88rem;
}