/**
 * qr-generator.css - QR Code Generator Styles
 */

.qr-generator-container {
    max-width: 1200px;
    margin: 0 auto;
}

.generator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

@media (max-width: 900px) {
    .generator-grid {
        grid-template-columns: 1fr;
    }
}

/* Content Tabs */
.content-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.tab-btn:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.tab-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* Input Sections */
.input-section {
    display: none;
}

.input-section.active {
    display: block;
}

.input-section label {
    display: block;
    margin-bottom: 0.5rem;
    margin-top: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.input-section label:first-child {
    margin-top: 0;
}

.input-section input,
.input-section textarea,
.input-section select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: border-color 0.2s ease;
}

.input-section input:focus,
.input-section textarea:focus,
.input-section select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.input-section textarea {
    resize: vertical;
    font-family: inherit;
}

.checkbox-label {
    display: flex !important;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
}

.vcard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* Style Options */
.style-options {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.style-options h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.option-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.option-group {
    flex: 1;
}

.option-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.option-group select,
.option-group input[type="color"] {
    width: 100%;
    padding: 0.5rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.option-group input[type="color"] {
    height: 40px;
    padding: 4px;
    cursor: pointer;
}

/* Buttons */
.qr-generator-container .btn {
    padding: 0.65rem 1.25rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

.qr-generator-container .btn-primary {
    background: var(--primary-color);
    color: white;
}

.qr-generator-container .btn-primary:hover {
    background: var(--primary-dark, #2980b9);
    transform: translateY(-1px);
}

.qr-generator-container .btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.qr-generator-container .btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--primary-color);
}

/* Generate Button */
.btn-block {
    width: 100%;
    margin-top: 1.5rem;
    padding: 1rem;
    font-size: 1rem;
}

/* Preview Card */
.preview-card .card-body {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.qr-preview {
    width: 100%;
    max-width: 300px;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-radius: 12px;
    border: 2px dashed var(--border-color);
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.qr-preview.has-qr {
    border-style: solid;
    border-color: var(--border-color);
    background: var(--qr-bg-color, #ffffff);
    padding: 1rem;
}

.qr-preview canvas,
.qr-preview img {
    max-width: 100%;
    max-height: 100%;
}

/* Light mode QR defaults */
:root {
    --qr-bg-color: #ffffff;
    --qr-fg-color: #000000;
}

/* Dark mode QR - keep white background for readability */
@media (prefers-color-scheme: dark) {
    :root {
        --qr-bg-color: #ffffff;
        --qr-fg-color: #000000;
    }
}

/* Manual dark mode override */
.dark-mode .qr-preview.has-qr,
[data-theme="dark"] .qr-preview.has-qr {
    background: #ffffff;
    border-color: var(--border-color);
}

.placeholder {
    text-align: center;
    color: var(--text-secondary);
}

.placeholder i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.placeholder p {
    font-size: 0.9rem;
}

/* Download Options */
.download-options {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.download-options .btn {
    flex: 1;
}

/* QR Data Info */
.qr-data-info {
    width: 100%;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: 8px;
    font-size: 0.85rem;
}

.qr-data-info p {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.qr-data-info code {
    display: block;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: 6px;
    word-break: break-all;
    color: var(--text-primary);
    font-size: 0.8rem;
    max-height: 100px;
    overflow-y: auto;
}

/* Use Cases Grid */
.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

@media (max-width: 768px) {
    .use-cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
}

.use-case {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-tertiary);
    border-radius: 12px;
    transition: transform 0.2s ease;
}

.use-case:hover {
    transform: translateY(-3px);
}

.use-case-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.use-case h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.use-case p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin: 0;
}

/* SEO Content */
.seo-content {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.seo-content h2,
.seo-content h3 {
    color: var(--text-primary);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.seo-content h2:first-child {
    margin-top: 0;
}

.seo-content p,
.seo-content li {
    color: var(--text-secondary);
    line-height: 1.7;
}

.seo-content ul,
.seo-content ol {
    padding-left: 1.5rem;
    margin: 1rem 0;
}

.seo-content .highlight {
    color: var(--primary-color);
    font-weight: 500;
}

.faq-section {
    margin-top: 1rem;
}

.faq-item {
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.faq-item h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.faq-item p {
    margin: 0;
    font-size: 0.95rem;
}