:root {
    /* Primary Colors */
    --escape-primary: #2563eb;
    --escape-primary-dark: #1d4ed8;
    --escape-primary-light: #dbeafe;
    --escape-primary-hover: #1d4ed8;
    --escape-primary-shadow: rgb(37 99 235 / 25%);
    
    /* Semantic Colors */
    --escape-success: #10b981;
    --escape-warning: #f59e0b;
    --escape-danger: #ef4444;
    --escape-info: #3b82f6;
    --escape-accent: #36cfc9;
    
    /* Surface Colors */
    --escape-surface: #ffffff;
    --escape-surface-muted: #f4f6fb;
    --escape-surface-elevated: #ffffff;
    --escape-background: #f8fafc;
    --escape-secondary-bg: #e2e8f0;
    
    /* Border Colors */
    --escape-border: #e2e8f0;
    --escape-border-light: #f1f5f9;
    --escape-border-dark: #cbd5e1;
    
    /* Text Colors */
    --escape-text-main: #0f172a;
    --escape-text-muted: #64748b;
    --escape-text-light: #94a3b8;
    --escape-text-inverse: #ffffff;
    
    /* Shadow System */
    --escape-shadow-soft: 0 20px 45px rgba(15, 23, 42, 0.08);
    --escape-shadow-sm: 0 1px 2px rgb(15 23 42 / 0.08);
    --escape-shadow-md: 0 4px 12px rgb(15 23 42 / 0.08);
    --escape-shadow-lg: 0 12px 24px rgb(15 23 42 / 0.12);
    --escape-shadow-xl: 0 20px 25px rgb(15 23 42 / 0.1);
    
    /* Border Radius */
    --escape-radius-sm: 0.375rem;
    --escape-radius-md: 0.75rem;
    --escape-radius-lg: 1.5rem;
    --escape-radius-xl: 2rem;
    --escape-radius-full: 9999px;
    
    /* Spacing */
    --escape-spacing-xs: 0.25rem;
    --escape-spacing-sm: 0.5rem;
    --escape-spacing-md: 1rem;
    --escape-spacing-lg: 1.5rem;
    --escape-spacing-xl: 2rem;
    
    /* Legacy Variables */
    --primary-color: var(--escape-primary);
    --primary-color-light: var(--escape-primary-light);
    --surface-color: var(--escape-surface);
    --light-bg: var(--escape-background);
    --border-color: var(--escape-border);
    --text-primary: var(--escape-text-main);
    --text-secondary: var(--escape-text-muted);
    --secondary-color: var(--escape-text-muted);
    --success-color: var(--escape-success);
    --info-color: var(--escape-info);
    --warning-color: var(--escape-warning);
    --danger-color: var(--escape-danger);
    --dark-text: var(--escape-text-main);
    --border-radius: var(--escape-radius-lg);
    --shadow: var(--escape-shadow-md);
    --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-escape-page {
    padding-bottom: 2rem;
}

.escape-intro {
    margin-bottom: 2rem;
}

.escape-title {
    font-size: clamp(2rem, 5vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark-text);
    line-height: 1.2;
}

.escape-subtitle {
    font-size: clamp(1rem, 2vw, 1.125rem);
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
    max-width: 700px;
    line-height: 1.6;
}

.escape-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: flex-start;
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
}

.meta-chip {
    background: var(--light-bg);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
    color: var(--dark-text);
}

.escape-main {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--escape-shadow-lg);
    overflow: hidden;
    margin-bottom: 2rem;
    padding: 2rem;
}

@media (max-width: 768px) {
    .escape-main {
        padding: 1rem;
    }
}

.escape-card {
    background: var(--escape-surface);
    border: 1px solid var(--escape-border);
    border-radius: var(--escape-radius-md);
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    box-shadow: var(--escape-shadow-sm);
    transition: var(--transition);
}

.escape-card:hover {
    box-shadow: var(--escape-shadow-md);
}

.escape-card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--escape-border);
    background: var(--escape-surface-muted);
}

.escape-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--escape-text-main);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.escape-card-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.editor-wrapper {
    flex: 1;
    min-height: 400px;
    border: 2px solid var(--escape-border);
    border-radius: var(--escape-radius-md);
    overflow: hidden;
    background: var(--escape-surface);
    transition: var(--transition);
}

.editor-wrapper:focus-within {
    border-color: var(--escape-primary);
    box-shadow: 0 0 0 3px var(--escape-primary-shadow);
}

.editor-wrapper .editor {
    width: 100%;
    height: 100%;
    min-height: 400px;
}

@media (max-width: 768px) {
    .editor-wrapper {
        min-height: 300px;
    }
    
    .editor-wrapper .editor {
        min-height: 300px;
    }
}

.input-actions,
.output-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: auto;
}

.action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 500;
    border: none;
    border-radius: var(--escape-radius-md);
    cursor: pointer;
    transition: var(--transition);
    
    white-space: nowrap;
}

.action-btn:focus {
    outline: 2px solid var(--escape-primary);
    outline-offset: 2px;
}

.action-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.primary-btn {
    background: var(--escape-primary);
    color: var(--escape-text-inverse);
}

.primary-btn:hover:not(:disabled) {
    background: var(--escape-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--escape-shadow-md);
}

.secondary-btn {
    background: var(--escape-secondary-bg);
    color: var(--escape-text-main);
}

.secondary-btn:hover:not(:disabled) {
    background: var(--escape-border-dark);
    transform: translateY(-1px);
}

.copy-btn {
    background: var(--escape-success);
    color: var(--escape-text-inverse);
}

.copy-btn:hover:not(:disabled) {
    background: #059669;
    transform: translateY(-1px);
    box-shadow: var(--escape-shadow-md);
}

.download-btn {
    background: var(--escape-info);
    color: var(--escape-text-inverse);
}

.download-btn:hover:not(:disabled) {
    background: #2563eb;
    transform: translateY(-1px);
    box-shadow: var(--escape-shadow-md);
}

.clear-btn,
.example-btn {
    background: transparent;
    color: var(--escape-text-muted);
    border: 1px solid var(--escape-border);
}

.clear-btn:hover:not(:disabled),
.example-btn:hover:not(:disabled) {
    background: var(--escape-surface-muted);
    border-color: var(--escape-border-dark);
    color: var(--escape-text-main);
}

.tooltip-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
}

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

.tooltip-trigger:hover,
.tooltip-trigger:focus {
    background: var(--escape-primary-hover);
    transform: scale(1.1);
    outline: none;
}

.tooltiptext {
    visibility: hidden;
    width: 200px;
    background-color: var(--escape-text-main);
    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(--escape-shadow-lg);
    pointer-events: none;
}

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

.tooltip-wrapper:hover .tooltiptext,
.tooltip-trigger:focus + .tooltiptext {
    visibility: visible;
    opacity: 1;
}

.share-section {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--escape-border);
}

.share-wrapper {
    text-align: left;
}

.share-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--escape-text-muted);
    margin-bottom: 1rem;
}

.share-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: flex-start;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--escape-radius-md);
    text-decoration: none;
    transition: var(--transition);
    color: white;
    border: none;
}

.share-btn:focus {
    outline: 2px solid var(--escape-primary);
    outline-offset: 2px;
}

.share-x {
    background: #000000;
}

.share-x:hover {
    background: #333333;
    transform: translateY(-2px);
}

.share-facebook {
    background: #1877f2;
}

.share-facebook:hover {
    background: #166fe5;
    transform: translateY(-2px);
}

.share-linkedin {
    background: #0a66c2;
}

.share-linkedin:hover {
    background: #095195;
    transform: translateY(-2px);
}

.share-reddit {
    background: #ff4500;
}

.share-reddit:hover {
    background: #e63e00;
    transform: translateY(-2px);
}

.share-telegram {
    background: #0088cc;
}

.share-telegram:hover {
    background: #0077b5;
    transform: translateY(-2px);
}

.share-whatsapp {
    background: #25d366;
}

.share-whatsapp:hover {
    background: #20ba5a;
    transform: translateY(-2px);
}

/* Knowledge Section */
.csv-escape-knowledge {
    padding: 2rem 0;
}

.csv-escape-article {
    margin: 0 auto;
    background: var(--escape-surface);
    border-radius: var(--escape-radius-lg);
    box-shadow: var(--escape-shadow-md);
    padding: 2.5rem;
    max-width: 100%;
}

.escape-article-header {
    margin-bottom: 2.5rem;
}

.escape-article-header h2 {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 700;
    color: var(--escape-text-main);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.escape-article-header p {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--escape-text-muted);
    margin-bottom: 1rem;
}

.escape-step-box {
    background: var(--escape-surface);
    border: 1px solid var(--escape-border);
    border-radius: var(--escape-radius-md);
    padding: 2rem;
    margin-bottom: 2.5rem;
    box-shadow: var(--escape-shadow-sm);
}

.escape-step-box h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--escape-text-main);
    margin-bottom: 1.5rem;
}

.escape-steps-list {
    list-style: decimal;
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.escape-steps-list li {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--escape-text-muted);
    margin-bottom: 1rem;
}

.escape-tip {
    background: var(--escape-primary-light);
    border-left: 4px solid var(--escape-primary);
    padding: 1rem 1.5rem;
    border-radius: var(--escape-radius-sm);
    font-size: 0.9375rem;
    color: var(--escape-text-main);
    margin-top: 1rem;
}

.escape-scenario-grid {
    margin-bottom: 2.5rem;
}

.escape-scenario-grid h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--escape-text-main);
    margin-bottom: 1.5rem;
}

.scenario-card {
    background: var(--escape-surface);
    border: 1px solid var(--escape-border);
    border-radius: var(--escape-radius-md);
    padding: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--escape-shadow-sm);
}

.scenario-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--escape-text-main);
    margin-bottom: 1rem;
}

.scenario-card p {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--escape-text-muted);
    margin-bottom: 1rem;
}

.scenario-snippet {
    background: var(--escape-background);
    border: 1px solid var(--escape-border);
    border-radius: var(--escape-radius-sm);
    padding: 1.5rem;
    overflow-x: auto;
    
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--escape-text-main);
    margin: 1rem 0;
}

.escape-usecase-panel {
    background: var(--escape-surface);
    border: 1px solid var(--escape-border);
    border-radius: var(--escape-radius-md);
    padding: 2rem;
    margin-bottom: 2.5rem;
    box-shadow: var(--escape-shadow-sm);
}

.escape-usecase-panel h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--escape-text-main);
    margin-bottom: 1.5rem;
}

.usecase-list {
    list-style: disc;
    padding-left: 1.5rem;
}

.usecase-list li {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--escape-text-muted);
    margin-bottom: 0.75rem;
}

.escape-pros-cons {
    margin-bottom: 2.5rem;
}

.escape-pros-cons h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--escape-text-main);
    margin-bottom: 1.5rem;
}

.pros-cons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.pros-block,
.cons-block {
    background: var(--escape-surface);
    border: 1px solid var(--escape-border);
    border-radius: var(--escape-radius-md);
    padding: 2rem;
    box-shadow: var(--escape-shadow-sm);
}

.pros-block h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--escape-success);
    margin-bottom: 1rem;
}

.cons-block h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--escape-warning);
    margin-bottom: 1rem;
}

.pros-block ul,
.cons-block ul {
    list-style: disc;
    padding-left: 1.5rem;
}

.pros-block li,
.cons-block li {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--escape-text-muted);
    margin-bottom: 0.75rem;
}

.escape-topic-guide {
    background: var(--escape-surface);
    border: 1px solid var(--escape-border);
    border-radius: var(--escape-radius-md);
    padding: 2rem;
    margin-bottom: 2.5rem;
    box-shadow: var(--escape-shadow-sm);
}

.escape-topic-guide h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--escape-text-main);
    margin-bottom: 1.5rem;
}

.topic-list {
    list-style: disc;
    padding-left: 1.5rem;
}

.topic-list li {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--escape-text-muted);
    margin-bottom: 0.75rem;
}

.topic-list a {
    color: var(--escape-primary);
    text-decoration: underline;
}

.topic-list a:hover {
    color: var(--escape-primary-hover);
}

.escape-how-tool-works {
    background: var(--escape-surface);
    border: 1px solid var(--escape-border);
    border-radius: var(--escape-radius-md);
    padding: 2rem;
    margin-bottom: 2.5rem;
    box-shadow: var(--escape-shadow-sm);
}

.escape-how-tool-works h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--escape-text-main);
    margin-bottom: 1rem;
}

.escape-how-tool-works p {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--escape-text-muted);
}

.escape-accuracy {
    background: var(--escape-surface);
    border: 1px solid var(--escape-border);
    border-radius: var(--escape-radius-md);
    padding: 2rem;
    margin-bottom: 2.5rem;
    box-shadow: var(--escape-shadow-sm);
}

.escape-accuracy h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--escape-text-main);
    margin-bottom: 1rem;
}

.escape-accuracy ul {
    list-style: disc;
    padding-left: 1.5rem;
}

.escape-accuracy li {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--escape-text-muted);
    margin-bottom: 0.75rem;
}

.escape-team-card {
    background: var(--escape-surface);
    border: 1px solid var(--escape-border);
    border-radius: var(--escape-radius-md);
    padding: 2rem;
    box-shadow: var(--escape-shadow-sm);
}

.escape-team-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--escape-text-main);
    margin-bottom: 1rem;
}

.escape-team-card p {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--escape-text-muted);
    margin-bottom: 1rem;
}

.escape-team-card a {
    color: var(--escape-primary);
    text-decoration: underline;
}

.escape-team-card a:hover {
    color: var(--escape-primary-hover);
}

.trust-note {
    background: var(--escape-primary-light);
    border-left: 4px solid var(--escape-primary);
    padding: 1rem 1.5rem;
    border-radius: var(--escape-radius-sm);
    font-size: 0.9375rem;
    color: var(--escape-text-main);
    margin-top: 1rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .escape-main {
        padding: 1rem;
    }
    
    .escape-card-header {
        padding: 1rem;
    }
    
    .escape-card-body {
        padding: 1rem;
    }
    
    .input-actions,
    .output-actions {
        flex-direction: column;
    }
    
    .action-btn {
        width: 100%;
        justify-content: center;
    }
    
    .pros-cons-grid {
        grid-template-columns: 1fr;
    }
    
    .csv-escape-knowledge {
        padding: 2rem 0;
    }
    
    .escape-step-box,
    .scenario-card,
    .escape-usecase-panel,
    .escape-topic-guide,
    .escape-how-tool-works,
    .escape-accuracy,
    .escape-team-card {
        padding: 1.5rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.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;
}