:root {
    --csv-xml-primary: #2563eb;
    --csv-xml-primary-dark: #1d4ed8;
    --csv-xml-primary-light: #dbeafe;
    --csv-xml-success: #10b981;
    --csv-xml-surface: #ffffff;
    --csv-xml-background: #f8fafc;
    --csv-xml-border: #e2e8f0;
    --csv-xml-text: #0f172a;
    --csv-xml-text-muted: #64748b;
    --csv-xml-shadow: 0 4px 12px rgb(15 23 42 / 0.08);
    --csv-xml-shadow-lg: 0 12px 24px rgb(15 23 42 / 0.12);
    --csv-xml-radius: 12px;
    --csv-xml-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* related to and faqs component variables */
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --border: #e2e8f0;
    --surface: #ffffff;
    --shadow-soft: 0 20px 45px rgba(15, 23, 42, 0.08);
    --surface-muted: #f4f6fb;
    --text-main: #0f172a;
    --text-muted: #64748b;
}

.csv-xml-page {
    padding-bottom: 2rem;
}

.converter-intro {
    margin: 1rem 0 2rem;
}

.converter-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--csv-xml-text);
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.converter-subtitle {
    font-size: clamp(1rem, 2vw, 1.125rem);
    color: var(--csv-xml-text-muted);
    max-width: 700px;
    margin: 0 0 1rem;
    line-height: 1.6;
}

.converter-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 0.75rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.meta-chip {
    background: var(--csv-xml-primary-light);
    color: var(--csv-xml-primary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    border: 1px solid var(--csv-xml-primary-light);
}

.converter-main {
    margin-bottom: 3rem;
}

.converter-card {
    background: var(--csv-xml-surface);
    border: 1px solid var(--csv-xml-border);
    border-radius: var(--csv-xml-radius);
    padding: 1.5rem;
    box-shadow: var(--csv-xml-shadow);
    transition: var(--csv-xml-transition);
}

.converter-card:hover {
    box-shadow: var(--csv-xml-shadow-lg);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--csv-xml-border);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--csv-xml-text);
    margin: 0;
}

.card-actions {
    display: flex;
    gap: 0.5rem;
}

.action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--csv-xml-background);
    border: 1px solid var(--csv-xml-border);
    border-radius: 8px;
    color: var(--csv-xml-text);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--csv-xml-transition);
}

.action-btn:hover {
    background: var(--csv-xml-primary);
    color: white;
    border-color: var(--csv-xml-primary);
    transform: translateY(-1px);
}

.action-btn svg {
    width: 16px;
    height: 16px;
}

.status-bar {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    line-height: 1.5;
}

.column-left .status-bar {
    margin-bottom: 1rem;
}

.status-info {
    background: var(--csv-xml-primary-light);
    color: var(--csv-xml-primary-dark);
    border: 1px solid var(--csv-xml-primary-light);
}

.status-bar svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.editor-wrapper {
    flex: 1;
    min-height: 450px;
    border: 1px solid var(--csv-xml-border);
    border-radius: 8px;
    overflow: hidden;
    background: var(--csv-xml-surface);
    display: flex;
    flex-direction: column;
}

.editor {
    width: 100%;
    height: 100%;
    min-height: 450px;
    flex: 1;
}

.conversion-controls {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
    padding: 1rem;
    background: var(--csv-xml-background);
    border-radius: 8px;
    border: 1px solid var(--csv-xml-border);
}

.conversion-controls .input-group {
    width: 100%;
}

.conversion-controls .button-row {
    display: flex;
    gap: 0.75rem;
    width: 100%;
}

.conversion-controls .clear-btn {
    flex: 0 0 auto;
    background: var(--csv-xml-background);
    border: 2px solid var(--csv-xml-border);
    color: var(--csv-xml-text);
    padding: 1rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--csv-xml-transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.clear-btn:hover {
    background: var(--csv-xml-border);
    border-color: var(--csv-xml-text-muted);
    transform: translateY(-1px);
}

.clear-btn:active {
    transform: translateY(0);
}

.clear-btn svg {
    width: 16px;
    height: 16px;
}

.conversion-controls .convert-btn {
    flex: 1;
    min-width: auto;
}

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

.column-left,
.column-right {
    display: flex;
    flex-direction: column;
}

.column-header {
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--csv-xml-border);
}

.column-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--csv-xml-text);
    margin: 0;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--csv-xml-text);
}

.label-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip-trigger {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--csv-xml-primary);
    color: white;
    border: none;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: help;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--csv-xml-transition);
    padding: 0;
    line-height: 1;
}

.tooltip-trigger:hover {
    background: var(--csv-xml-primary-dark);
    transform: scale(1.1);
}

.tooltiptext {
    visibility: hidden;
    width: 200px;
    background-color: var(--csv-xml-text);
    color: white;
    text-align: center;
    border-radius: 8px;
    padding: 0.75rem;
    position: absolute;
    z-index: 1000;
    bottom: 125%;
    left: 50%;
    margin-left: -100px;
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 0.8125rem;
    font-weight: 400;
    line-height: 1.4;
    box-shadow: var(--csv-xml-shadow-lg);
}

.tooltiptext::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: var(--csv-xml-text) transparent transparent transparent;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

.converter-input {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    border: 2px solid var(--csv-xml-border);
    border-radius: 8px;
    background: white;
    color: var(--csv-xml-text);
    transition: var(--csv-xml-transition);
    
}

.converter-input:focus {
    outline: none;
    border-color: var(--csv-xml-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.converter-input::placeholder {
    color: var(--csv-xml-text-muted);
}

.convert-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--csv-xml-primary), var(--csv-xml-primary-dark));
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--csv-xml-transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    box-shadow: var(--csv-xml-shadow);
}

.convert-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--csv-xml-shadow-lg);
}

.convert-btn:active {
    transform: translateY(0);
}

.convert-btn svg {
    width: 20px;
    height: 20px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Long-form content */
.csv-xml-knowledge-belt {
    padding: 2.5rem 0 3.5rem;
}

.csv-xml-article {
    background: var(--csv-xml-surface);
    border-radius: var(--csv-xml-radius);
    padding: clamp(2rem, 4vw, 3.5rem);
    box-shadow: var(--csv-xml-shadow);
    border: 1px solid var(--csv-xml-border);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.csv-xml-headline h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    color: var(--csv-xml-text);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.csv-xml-headline p {
    margin: 0 0 0.75rem;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--csv-xml-text);
}

.csv-xml-step-stack h3,
.csv-xml-scenario-wrap h3,
.csv-xml-usecase-suite h3,
.csv-xml-topic-guide h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--csv-xml-text);
    margin-bottom: 1rem;
}

.csv-xml-step-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    padding: 0;
    margin: 0;
}

.csv-xml-step-list li {
    background: var(--csv-xml-background);
    border: 1px solid var(--csv-xml-border);
    border-radius: 14px;
    padding: 1.25rem;
    box-shadow: var(--csv-xml-shadow);
}

.csv-xml-step-list h4 {
    margin: 0 0 0.4rem;
    font-size: 1.05rem;
    color: var(--csv-xml-primary);
}

.csv-xml-step-list p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--csv-xml-text);
}

.csv-xml-infographic {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: var(--csv-xml-primary-light);
    border-radius: 16px;
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.csv-xml-infographic-title {
    font-size: 1.25rem;
    font-weight: 700;
    text-align: center;
    color: var(--csv-xml-primary);
    margin-bottom: 1rem;
}

.csv-xml-infographic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.csv-xml-infographic-node {
    background: white;
    border-radius: 12px;
    padding: 1rem 1.25rem;
    border: 1px dashed var(--csv-xml-primary);
    box-shadow: var(--csv-xml-shadow);
}

.csv-xml-infographic-node strong {
    display: block;
    font-size: 1rem;
    color: var(--csv-xml-text);
    margin-bottom: 0.35rem;
}

.csv-xml-infographic-node p {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--csv-xml-text-muted);
}

.csv-xml-scenario-wrap p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--csv-xml-text);
}

.csv-xml-scenario-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin-top: 1.25rem;
}

.csv-xml-scenario-card {
    border: 1px solid var(--csv-xml-border);
    border-radius: 14px;
    padding: 1.25rem;
    background: var(--csv-xml-background);
    box-shadow: var(--csv-xml-shadow);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.csv-xml-scenario-card h4 {
    margin: 0;
    font-size: 1.125rem;
    color: var(--csv-xml-primary-dark);
}

.csv-xml-scenario-card p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--csv-xml-text);
}

.csv-xml-scenario-meta {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.9rem;
    color: var(--csv-xml-text);
}

.csv-xml-sample-note {
    margin-top: 1.5rem;
    font-weight: 600;
    color: var(--csv-xml-text);
}

.csv-xml-sample-snippet {
    margin-top: 1rem;
    padding: 1.25rem;
    border: 1px solid var(--csv-xml-border);
    border-radius: 16px;
    background: var(--csv-xml-background);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
}

.csv-xml-sample-block {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.csv-xml-sample-label {
    font-weight: 700;
    color: var(--csv-xml-primary-dark);
}

.csv-xml-sample-block pre {
    margin: 0;
    background: #0f172a;
    color: #f8fafc;
    padding: 1rem;
    border-radius: 10px;
    overflow-x: auto;
    font-size: 0.85rem;
}

.csv-xml-usecase-suite {
    margin-top: 2rem;
}

.csv-xml-usecase-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.csv-xml-usecase-list li {
    padding: 1rem 1.25rem;
    border: 1px solid var(--csv-xml-border);
    border-radius: 12px;
    background: white;
    box-shadow: var(--csv-xml-shadow);
    line-height: 1.6;
    font-size: 0.95rem;
    color: var(--csv-xml-text);
}

.csv-xml-usecase-list strong {
    color: var(--csv-xml-primary);
}

.csv-xml-pros-cons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.csv-xml-pros,
.csv-xml-cons {
    border: 1px solid var(--csv-xml-border);
    border-radius: 14px;
    padding: 1.25rem;
    background: var(--csv-xml-background);
    box-shadow: var(--csv-xml-shadow);
}

.csv-xml-pros h3,
.csv-xml-cons h3 {
    margin-top: 0;
    font-size: 1.25rem;
    color: var(--csv-xml-text);
}

.csv-xml-pros ul,
.csv-xml-cons ul {
    list-style: disc;
    padding-left: 1.25rem;
    margin: 0;
}

.csv-xml-pros li,
.csv-xml-cons li {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--csv-xml-text);
}

.csv-xml-topic-guide {
    margin-top: 2rem;
}

.csv-xml-topic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.csv-xml-topic-card {
    border: 1px solid var(--csv-xml-border);
    border-radius: 12px;
    background: white;
    padding: 1.25rem;
    box-shadow: var(--csv-xml-shadow);
}

.csv-xml-topic-card p {
    margin: 0 0 0.5rem;
    font-weight: 600;
    color: var(--csv-xml-primary-dark);
}

.csv-xml-topic-card ul {
    padding-left: 1.25rem;
    margin: 0;
    color: var(--csv-xml-text);
}

.csv-xml-topic-card li {
    margin-bottom: 0.4rem;
    font-size: 0.93rem;
    line-height: 1.6;
}

.csv-xml-eeat-grid {
    margin-top: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
}

.csv-xml-eeat-card {
    border: 1px solid var(--csv-xml-border);
    border-radius: 14px;
    padding: 1.5rem;
    background: var(--csv-xml-background);
    box-shadow: var(--csv-xml-shadow);
}

.csv-xml-eeat-card h3 {
    margin-top: 0;
    font-size: 1.3rem;
    color: var(--csv-xml-text);
}

.csv-xml-eeat-card p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--csv-xml-text);
}

.csv-xml-eeat-card ul {
    padding-left: 1.25rem;
    margin: 0.75rem 0 0;
}

.csv-xml-eeat-card li {
    margin-bottom: 0.4rem;
    font-size: 0.93rem;
    color: var(--csv-xml-text);
}

.csv-xml-review-note {
    font-weight: 600;
    color: var(--csv-xml-primary-dark);
    margin-top: 1rem;
}

.csv-xml-review-note a {
    color: var(--csv-xml-primary);
    text-decoration: underline;
    font-weight: 600;
}

.csv-xml-internal-links {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.csv-xml-internal-links p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--csv-xml-text);
}

.csv-xml-internal-links a {
    color: var(--csv-xml-primary);
    text-decoration: underline;
    font-weight: 600;
}

.csv-xml-cta-panel {
    margin-top: 2rem;
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--csv-xml-primary);
    border-radius: 14px;
    background: var(--csv-xml-primary-light);
    box-shadow: var(--csv-xml-shadow);
}

.csv-xml-cta-panel p {
    margin: 0;
    font-weight: 600;
    color: var(--csv-xml-primary-dark);
}

.result-actions {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--csv-xml-border);
}

.copy-buttons-row {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.copy-button {
    flex: 1 1 auto;
    min-width: 140px;
    background: #f1f5f9;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #405063 !important;
    border: 1px solid #dde3e7;
    font-size: 14px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    gap: 0.5rem;
}

.copy-button:hover {
    background: #e2e8f0;
    border-color: #94a3b8;
    transform: translateY(-1px);
}

.copy-button.copied {
    background: var(--csv-xml-success);
    border-color: var(--csv-xml-success);
    color: #ffffff !important;
}

.copy-button svg {
    width: 16px;
    height: 16px;
}

/* Share Container */
.share-container {
    background: rgba(241, 245, 249, 0.8);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    border: 1px solid var(--csv-xml-border);
}

.share-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--csv-xml-text);
}

.share-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 0.5rem;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.65rem 0.75rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    color: #ffffff;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 20px rgba(15, 23, 42, 0.2);
    color: #ffffff;
}

.share-x { background: #111827; }
.share-facebook { background: #1877f2; }
.share-linkedin { background: #0a66c2; }
.share-reddit { background: #ff4500; }
.share-telegram { background: #229ed9; }
.share-whatsapp { background: #25d366; color: #0f172a; }

/* Mobile Responsive */
@media (max-width: 768px) {
    .converter-card {
        padding: 1rem;
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .card-actions {
        width: 100%;
        justify-content: flex-end;
    }
    
    .action-btn {
        flex: 1;
    }
    
    .conversion-controls {
        padding: 0.75rem;
    }
    
    .converter-columns {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .editor-wrapper {
        min-height: 300px;
    }
    
    .column-left,
    .column-right {
        min-height: auto;
    }
    
    .copy-buttons-row {
        flex-direction: column;
    }
    
    .copy-button {
        width: 100%;
    }
    
    .share-buttons {
        grid-template-columns: repeat(2, 1fr);
    }

    .csv-xml-article {
        padding: 1.5rem;
    }

    .csv-xml-infographic-grid,
    .csv-xml-step-list,
    .csv-xml-scenario-grid,
    .csv-xml-sample-snippet,
    .csv-xml-pros-cons,
    .csv-xml-topic-grid,
    .csv-xml-eeat-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .converter-title {
        font-size: 1.75rem;
    }
    
    .converter-subtitle {
        font-size: 0.9375rem;
    }
    
    .meta-chip {
        font-size: 0.8125rem;
        padding: 0.375rem 0.75rem;
    }
    
    .editor-wrapper {
        min-height: 250px;
    }
}