/* QR Generator Specific Styles */

.tool-header {
    margin-bottom: 2rem;
}

.row {
    gap: 2rem;
}

@media (max-width: 768px) {
    .row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

#qrOutput canvas,
#qrOutput svg,
#qrOutput img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.qr-preview-container {
    padding: 2rem;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    text-align: center;
}

.qr-input-group {
    margin-bottom: 1rem;
}

.qr-input-group:last-child {
    margin-bottom: 0;
}

.qr-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.qr-actions .btn {
    flex: 1;
    min-width: 120px;
}

@media (max-width: 576px) {
    .qr-actions {
        flex-direction: column;
    }
    
    .qr-actions .btn {
        width: 100%;
    }
}

/* Dynamic input animations */
#qrInputs {
    transition: var(--transition);
}

.form-group.fade-in {
    animation: fadeInUp 0.3s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* QR Code styles */
.qr-container {
    position: relative;
    display: inline-block;
}

.qr-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255, 255, 255, 0.9);
    padding: 1rem;
    border-radius: var(--radius-md);
    z-index: 10;
}

/* Error states */
.qr-error {
    color: var(--error-color);
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--error-color);
    border-radius: var(--radius-md);
    padding: 1rem;
    margin: 1rem 0;
}

/* Success states */
.qr-success {
    color: var(--success-color);
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--success-color);
    border-radius: var(--radius-md);
    padding: 1rem;
    margin: 1rem 0;
}

/* WiFi QR specific styles */
.wifi-security-info {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* vCard specific styles */
.vcard-section {
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
    margin-top: 1rem;
}

.vcard-section:first-child {
    border-top: none;
    padding-top: 0;
    margin-top: 0;
}

.vcard-section h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

/* Quality indicator */
.quality-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.quality-bar {
    width: 60px;
    height: 4px;
    background: var(--bg-secondary);
    border-radius: 2px;
    overflow: hidden;
}

.quality-fill {
    height: 100%;
    background: var(--success-color);
    transition: var(--transition);
}

.quality-fill.medium {
    background: var(--warning-color);
}

.quality-fill.low {
    background: var(--error-color);
}

/* Responsive grid for FAQ */
.faq-grid {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.faq-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

.faq-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Tool-specific responsive adjustments */
@media (max-width: 992px) {
    .tool-header .section-title {
        font-size: 2rem;
    }
    
    .tool-header .section-subtitle {
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .tool-header .section-title {
        font-size: 1.75rem;
    }
    
    .card {
        padding: 1rem;
    }
    
    .card-header {
        padding-bottom: 0.75rem;
    }
}