/*
* MORELESS PDF Page Extractor - Main Stylesheet
* Version: 1.1.0 | Updated: 2026-01-15
* Click-to-select page extraction with visual feedback
* Performance optimized for smooth interactions
*/

/* CSS Variables */
:root {
    
    --color-dark: #031024;
    --color-dark-accent: #051e3e;
    --color-dark-light: #0a1a35;
    --color-primary: #FF4D29;
    --color-primary-light: rgba(255, 77, 41, 0.1);
    --color-primary-dark: #e64024;
    --color-secondary: #0055A4;
    --color-secondary-light: rgba(0, 85, 164, 0.1);
    --color-white: #FFFFFF;
    --color-light-gray: rgba(255, 255, 255, 0.7);
    --color-gray: rgba(255, 255, 255, 0.5);
    --color-dark-gray: rgba(255, 255, 255, 0.1);
    --color-success: #1e884ac7;
    --color-success-light: rgba(39, 174, 96, 0.1);
    --color-warning: #F39C12;
    --color-warning-light: rgba(243, 156, 18, 0.1);
    --color-error: #E74C3C;
    --color-error-light: rgba(231, 76, 60, 0.1);
    --color-info: #3498DB;
    --color-info-light: rgba(52, 152, 219, 0.1);
    --color-purple: #9B59B6;
    --color-purple-light: rgba(155, 89, 182, 0.1);
    
    
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-md: 1.125rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 1.875rem;
    --font-size-3xl: 2.25rem;
    --font-size-4xl: 3rem;
    
    
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 0.75rem;
    --space-lg: 1rem;
    --space-xl: 1.5rem;
    --space-2xl: 2rem;
    --space-3xl: 3rem;
    
    
    --radius-xs: 0.125rem;
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.1);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.4);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.5);
    --shadow-fire: 0 0 12px rgba(255, 77, 41, 0.3);
    --shadow-fire-lg: 0 0 20px rgba(255, 77, 41, 0.4);
    --shadow-glow: 0 0 30px rgba(255, 255, 255, 0.1);
    
    
    --z-behind: -1;
    --z-normal: 0;
    --z-above: 1;
    --z-sticky: 10;
    --z-fixed: 100;
    --z-overlay: 1000;
    --z-modal: 2000;
    --z-toast: 3000;
    --z-tooltip: 4000;

    
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-bg-hover: rgba(255, 77, 41, 0.15);
    --glass-bg-secondary: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-border-light: rgba(255, 255, 255, 0.08);
    --glass-blur: blur(20px) saturate(120%);
    --glass-blur-light: blur(15px) saturate(110%);

    
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.6);
    --text-disabled: rgba(255, 255, 255, 0.4);
}

/* Critical inline styles */

body {
    background: radial-gradient(ellipse at top left, #05204b 25%, #031127 60%);
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    position: relative;
    opacity: 1;
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-attachment: fixed;
    overflow-x: hidden;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.page-ready .main-content {
    opacity: 1;
    transition: opacity 0.2s ease-out;
}

/* Remove orange gradient on tablet and mobile */
@media (max-width: 1024px) {
    body {
        background: linear-gradient(180deg, #05204b 0%, #031127 100%);
    }
}

body::before {
    content: '';
    position: fixed;
    top: -200px;
    right: -200px;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255, 77, 41, 0.15), transparent 60%);
    filter: blur(100px);
    z-index: 1;
    pointer-events: none;
}


/* Loading Spinner */
.loading-spinner {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(3, 16, 36, 0.95);
    
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    justify-content: center;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--color-dark-gray);
    border-top: 3px solid var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}




/* Global resets */
html {
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--color-dark-gray);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: var(--radius-full);
    transition: background var(--transition-normal);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary-dark);
}


/* Selection Styling */
::selection {
    background: var(--color-primary);
    color: var(--color-white);
}

/* Layout */
.page-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    width: 100%;
    box-sizing: border-box;
}

.main-column {
    min-width: 0;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
}

/* Container classes */
.tool-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    box-sizing: border-box;
    position: relative;
}

.tool-container .content-wrapper {
    padding: var(--space-xl) var(--space-lg) var(--space-lg);
}

.wide-container {
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    box-sizing: border-box;
}

.wide-container .content-wrapper {
    padding: var(--space-xl) var(--space-lg) var(--space-lg);
}

/* Main content */
.main-content {
    opacity: 0;
    background: radial-gradient(circle at 15% 10%, rgb(255 77 41 / 11%) -2%, transparent 30%),
                radial-gradient(circle at 70% 85%, rgba(0, 85, 164, 0.12) 0%, transparent 55%);
    margin-top: 80px;
    min-height: calc(100vh - 80px);
    padding: var(--space-md) 0;
    position: relative;
    width: 100%;
    box-sizing: border-box;
}

/* Hero Section */
.hero {
    text-align: center;
    margin-bottom: var(--space-md);
    padding: var(--space-xs) 0;
}

.hero-title {
    font-size: var(--font-size-xl);
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 0;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-primary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: var(--font-size-base);
    color: var(--color-light-gray);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.3;
}

/* Compact Converter Section */
.compact-converter {
    margin-bottom: var(--space-3xl);
}

/* Content Wrapper */
.content-wrapper {
    background: rgba(255, 255, 255, 0.09);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-md);
    padding: var(--space-2xl);
    
    position: relative;
    z-index: 10;
    overflow: visible; 
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Content wrapper spacing */
.content-wrapper.analytics-wrapper {
    margin-top: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.features-section .content-wrapper {
    margin-top: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.faq-section .content-wrapper {
    margin-top: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}


.content-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary), var(--color-secondary), transparent);
}

/* Compact Converter Variant */
.compact-converter .content-wrapper {
    padding: var(--space-xl) var(--space-lg) var(--space-lg);
}

/* Upload Container - PDF Specific */
.upload-container {
    padding: 0;
}

.upload-zone {
    border: 3px dashed var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-3xl);
    text-align: center;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(8, 22, 50, 0.35);

    position: relative;
    overflow: hidden;
}

.upload-zone:hover {
    border-color: var(--color-primary);
    background: var(--glass-bg-hover);
    transform: translateY(-2px) scale(1.01);
}

.upload-zone::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--color-primary-light) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}


.upload-zone:hover::after {
    opacity: 1;
}

.upload-zone.drag-over {
    border-color: var(--color-success);
    background: var(--glass-bg-hover);
    transform: translateY(-4px) scale(1.02);
}

.upload-content {
    position: relative;
    z-index: 1;
}

.upload-icon {
    font-size: var(--font-size-4xl);
    color: var(--color-primary);
    margin-bottom: var(--space-lg);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.upload-content h3 {
    font-size: var(--font-size-xl);
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.upload-content p {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.upload-hints {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    margin-top: var(--space-xl);
    flex-wrap: wrap;
}

.hint-badge {
    padding: var(--space-xs) var(--space-md);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    font-weight: 600;

}

.supported-formats {
    margin-top: var(--space-sm);
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
}

.format-badge {
    padding: var(--space-xs) var(--space-sm);
    background: rgba(255, 77, 41, 0.1);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    color: var(--color-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Files Section */
.files-header {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-dark-gray);
    margin-bottom: var(--space-md);
}

.files-header.no-border {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: var(--space-md);
}

.files-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.files-title i {
    color: var(--color-primary);
    font-size: 16px;
}

.files-count {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 2px var(--space-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    margin-left: var(--space-sm);
}

.files-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-md);
}

/* Files Dropzone */
.files-dropzone {
    border: 2px dashed var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    text-align: center;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    background: rgba(8, 22, 50, 0.35);

    cursor: pointer;
}

.files-dropzone:hover {
    background: var(--glass-bg-hover);
    border-color: var(--color-primary);
    transform: translateY(-2px) scale(1.01);
}

.files-dropzone.drag-active {
    border-color: var(--color-primary);
    background: var(--color-primary-light);
    opacity: 1;
    transform: scale(1.02);
}

.dropzone-content {
    position: relative;
    z-index: 1;
}

.dropzone-icon {
    font-size: var(--font-size-3xl);
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    animation: bounce 2s infinite;
}

.dropzone-content h4 {
    margin: 0 0 var(--space-xs) 0;
    color: var(--color-white);
    font-size: var(--font-size-md);
    font-weight: 600;
}

.dropzone-content p {
    color: var(--text-secondary);
    margin: 0 0 var(--space-md) 0;
    font-size: var(--font-size-sm);
}

.dropzone-hints {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.dropzone-hints .hint-badge {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    border: 1px solid rgba(255, 255, 255, 0.2);
}



/* Files List */
.files-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    max-height: 500px;
    overflow-y: auto;
    overflow-x: hidden;
}

.file-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    min-height: 80px;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: grab;
    position: relative;
    
    overflow: hidden;
    width: 100%;
    margin-bottom: var(--space-lg);
    
}

.file-item:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border);
    transform: translateY(-1px);
}

.file-item.dragging {
    opacity: 0.9;
    cursor: grabbing;
    transform: scale(1.08) rotate(2deg);
    border: 2px solid var(--color-primary);
    z-index: var(--z-above);
    transition: transform 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94), border-color 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.file-item.drag-over {
    border: 2px dashed var(--color-success);
    background: var(--color-success-light);
    transform: scale(1.02);
}

.drag-handle {
    color: var(--color-gray);
    cursor: grab;
    font-size: var(--font-size-lg);
    transition: color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
    padding: 8px;
    border-radius: var(--radius-sm);
    position: relative;
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    -webkit-user-drag: none;
    -moz-user-drag: none;
    user-drag: none;
}

.drag-handle:hover {
    color: var(--color-primary);
    background: rgba(255, 77, 41, 0.1);
    transform: scale(1.1);
}

.drag-handle:active {
    cursor: grabbing;
    transform: scale(0.95);
    background: rgba(255, 77, 41, 0.2);
}

/* Drag visual hint */
.drag-handle::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    background: radial-gradient(circle, var(--color-primary) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(0);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.drag-handle:hover::before {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.3;
    animation: dragHint 2s ease-in-out infinite;
}

@keyframes dragHint {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0.1;
    }
}

/* Ghost element for drag preview */
.drag-ghost {
    position: fixed;
    pointer-events: none;
    z-index: var(--z-modal);
    opacity: 0.8;
    transform: scale(1.05) rotate(5deg);
    border: 2px solid var(--color-primary);
    transition: none;
    background: linear-gradient(135deg,
        rgba(255, 77, 41, 0.1) 0%,
        rgba(255, 77, 41, 0.05) 100%);
}

/* File list during drag operation */
.files-list.drag-active .file-item:not(.dragging) {
    opacity: 0.6;
    transform: scale(0.98);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

/* Drop zone highlight */
.files-list.drag-active::before {
    content: 'Drop to reorder';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255, 77, 41, 0.9);
    color: white;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--font-size-sm);
    z-index: var(--z-overlay);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.files-list.drag-active.drag-over-list::before {
    opacity: 1;
}

/* Chosen element during drag */
.file-item.drag-chosen {
    transform: scale(1.02);
    border-color: var(--color-primary);
}

/* Mobile reorder controls */
.mobile-reorder-controls {
    position: absolute;
    top: var(--space-xs);
    right: var(--space-xs);
    display: none; /* Hidden by default, shown via JS */
    flex-direction: column;
    gap: 2px;
    z-index: 10;
}

.reorder-btn {
    width: 28px;
    height: 28px;
    background: rgba(0, 0, 0, 0.7);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
    font-size: 12px;
}

.reorder-btn:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: scale(1.1);
}

.reorder-btn:active {
    transform: scale(0.95);
}

.reorder-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
}

.reorder-btn:disabled:hover {
    background: rgba(0, 0, 0, 0.7);
    color: var(--color-primary);
    transform: none;
}

/* Mobile drag support */
@media (max-width: 768px) {
    .file-item.dragging {
        transform: scale(1.08) rotate(2deg);
        border: 2px solid var(--color-primary);
        z-index: 1000;
    }
    
    .file-item.drag-chosen {
        background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-dark-accent) 100%);
        border-color: var(--color-primary);
        transform: scale(1.02);
    }
    
    /* Visual feedback for touch drag start */
    .file-item:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
    
    /* Enhanced drop zone visual on mobile */
    .files-list.drag-active::before {
        content: '📱 Move file up or down';
        font-size: var(--font-size-sm);
        padding: var(--space-md);
        border-radius: var(--radius-md);
    }
    
    /* Better visual separation during drag */
    .files-list.drag-active .file-item:not(.dragging) {
        opacity: 0.5;
        transform: scale(0.95);
        margin: var(--space-xs) 0;
    }
    
    /* Make reorder controls more visible on mobile */
    .mobile-reorder-controls {
        display: flex !important;
    }
    
    /* Larger touch targets on mobile */
    .reorder-btn {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }
}

/* Smooth transitions for file items */
.file-item {
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), border-color 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), background-color 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

/* Drag handle visibility */
.files-list.drag-enabled .drag-handle {
    opacity: 1;
    color: var(--color-primary);
}

.files-list.drag-enabled .file-item:hover .drag-handle {
    color: var(--color-white);
    background: var(--color-primary);
    transform: scale(1.2);
}

/* Recently moved highlight */
.file-item.recently-moved {
    background: linear-gradient(135deg, #FF4D29 0%, #e64024 50%, var(--color-dark-accent) 100%) !important;
    border: 2px solid #FF4D29 !important;
}

/* Disable transitions during drag */
.files-list.drag-active .file-item {
    transition: none !important;
}

.files-list.drag-active .file-item.dragging {
    transition: transform 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94), border-color 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) !important;
}

.file-item:not(.dragging):hover {
    transform: translateY(-2px);
}

.file-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-error) 0%, var(--color-error) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-xl);
    flex-shrink: 0;
}

.file-info {
    flex: 1;
    
    min-width: 0;
    overflow: hidden;
}

.file-name {
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-xs);
    
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    
    min-width: 120px;
}

.file-meta {
    display: flex;
    gap: var(--space-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    /* Allow wrapping on very small screens */
    flex-wrap: wrap;
    overflow: hidden;
}

.file-actions {
    display: flex;
    gap: var(--space-sm);
    flex-shrink: 0;
    /* Ensure actions stay visible */
    align-items: center;
    min-width: fit-content;
}

.page-selector-btn {
    padding: var(--space-xs) var(--space-md);
    background: var(--color-primary-light);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.page-selector-btn:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: scale(1.05);
}

/* Quick Actions Bar */
.quick-actions-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--glass-border-light);
    margin-top: var(--space-lg);
}

.quick-actions-left,
.quick-actions-center,
.quick-actions-right {
    display: flex;
    gap: var(--space-md);
    align-items: center;
}

.quick-actions-center {
    justify-content: center;
    flex-grow: 1;
}

/* Merge Options */
.merge-options-wrapper {
    padding-top: var(--space-lg);
}

.merge-options-header {
    position: relative;
    margin-bottom: var(--space-xl);
}

.options-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-md);
    color: var(--color-white);
    margin: 0;
    padding-bottom: var(--space-lg);
}

.options-title i {
    color: var(--color-primary);
}


.merge-options {
    padding: 0 var(--space-xl) var(--space-xl);
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.option-group {
    background: var(--color-dark-gray);
    padding: var(--space-xl);
    border-radius: var(--radius-md);
}

.option-label {
    display: block;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.radio-group,
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.radio-option,
.option-checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    color: var(--text-secondary);
    transition: color var(--transition-normal);
}

.radio-option:hover,
.option-checkbox:hover {
    color: var(--color-white);
}

.radio-option input[type="radio"],
.option-checkbox input[type="checkbox"] {
    display: none;
}

.radio-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-gray);
    border-radius: 50%;
    position: relative;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 10px;
    height: 10px;
    background: var(--color-primary);
    border-radius: 50%;
    transition: transform var(--transition-bounce);
}

.radio-option input[type="radio"]:checked + .radio-custom {
    border-color: var(--color-primary);
}

.radio-option input[type="radio"]:checked + .radio-custom::after {
    transform: translate(-50%, -50%) scale(1);
}

.checkbox-custom {
    width: 18px;
    height: 18px;
    border: 1px solid var(--color-gray);
    border-radius: var(--radius-sm);
    position: relative;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.checkbox-custom::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    color: var(--color-white);
    font-size: 12px;
    font-weight: 700;
    transition: transform var(--transition-bounce);
}

.option-checkbox input[type="checkbox"]:checked + .checkbox-custom {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.option-checkbox input[type="checkbox"]:checked + .checkbox-custom::after {
    transform: translate(-50%, -50%) scale(1);
}

.radio-label,
.checkbox-label {
    font-size: 12px;
}

/* Position Grid for Page Numbers */
.position-grid {
    display: grid;
    grid-template-columns: repeat(3, 60px);
    gap: var(--space-sm);
    justify-content: center;
    margin-top: var(--space-lg);
}

.position-btn {
    width: 60px;
    height: 60px;
    background: var(--color-dark-light);
    border: 1px solid var(--color-dark-gray);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.position-btn:hover {
    border-color: var(--color-primary);
    transform: scale(1.1);
}

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

.position-icon {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
}

.position-btn.active .position-icon {
    color: var(--color-white);
}

/* Orientation Grid - New */
.orientation-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-lg);
    max-width: 240px;
    margin-left: auto;
    margin-right: auto;
}

.orientation-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
    min-height: 60px;
}

.orientation-btn:hover {
    background: rgba(255, 77, 41, 0.15);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.orientation-btn.active {
    background: rgba(25, 111, 61, 0.5);
    color: var(--color-white);
}

.orientation-btn.active:hover {
    background: rgba(25, 111, 61, 0.5);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
}

.orientation-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-sm);
    margin-bottom: 2px;
}

.orientation-btn.active .orientation-icon {
    color: var(--color-white);
}

.orientation-label {
    font-size: var(--font-size-xs);
    opacity: 0.8;
}

.orientation-btn.active .orientation-label {
    color: var(--color-white);
}

/* Merge Action */
.merge-action {
    text-align: center;
    padding: var(--space-xl);
    background: linear-gradient(135deg, var(--color-dark-gray) 0%, transparent 100%);
    border-radius: var(--radius-md);
}

.merge-action .btn-lg {
    font-size: var(--font-size-md);
    padding: var(--space-lg) var(--space-2xl);
}

.merge-hint {
    margin-top: var(--space-md);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* Analytics Wrapper */
.analytics-wrapper {
    margin-top: var(--space-xl);
    padding: var(--space-xl);
}

.analytics-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
}

.analytics-header h4 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.analytics-header i {
    color: var(--color-primary);
    font-size: 16px;
}

.reset-stats-btn {
    height: 32px;
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0 var(--space-md);
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid var(--glass-border-light);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.reset-stats-btn i {
    color: var(--text-secondary);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.reset-stats-btn:hover {
    background: linear-gradient(135deg, var(--color-error) 0%, var(--color-error) 100%);
    border-color: var(--color-error);
    color: var(--color-white);
    transform: translateY(-1px);
}

.reset-stats-btn:hover i {
    color: var(--color-white);
}

.analytics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.analytics-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    cursor: pointer;

    /* GPU acceleration */
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.analytics-card:hover {
    transform: translate3d(0, -2px, 0);
    will-change: transform;
    border-color: rgba(255, 77, 41, 0.3);
    background: var(--glass-bg-hover);
}

.analytics-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, #e64024 100%);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.analytics-data {
    flex: 1;
}

.analytics-value {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-white);
    font-family: var(--font-primary);
    margin-bottom: 4px;
    line-height: 1.2;
}

.analytics-label {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    opacity: 0.8;
}

/* Features Section */
.features-section {
    margin-top: var(--space-3xl);
    margin-bottom: var(--space-2xl);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-header h2 {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.section-header p {
    font-size: var(--font-size-md);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.section-header-with-action {
    position: relative;
}

.docs-link-btn {
    position: absolute;
    top: 0;
    right: 0;
    height: 32px;
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0 var(--space-md);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border: 1px solid rgba(255, 77, 41, 0.3);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    white-space: nowrap;
    overflow: hidden;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.docs-link-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.docs-link-btn:hover {
    transform: translateY(-2px);
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
}

.docs-link-btn:hover::before {
    left: 100%;
}

.docs-link-btn i {
    color: var(--color-white);
}

.docs-link-short {
    display: none;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.feature-card {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    text-align: center;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.feature-card:hover {
    background: rgba(255, 77, 41, 0.15);
    border-color: var(--color-primary);
    transform: translate3d(0, -2px, 0) scale3d(1.01, 1.01, 1);
    will-change: transform;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    font-size: var(--font-size-xl);
    color: var(--color-white);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

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

/* FAQ Section */
.faq-section {
    margin-bottom: var(--space-3xl);
}

.faq-grid {
    display: grid;
    gap: var(--space-md);
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
}

.faq-item:hover {
    background: rgba(255, 77, 41, 0.15);
    border-color: var(--color-primary);
    transform: translate3d(0, -2px, 0) scale3d(1.01, 1.01, 1);
    will-change: transform;
}

.faq-question {
    padding: var(--space-xl);
    background: rgba(255, 255, 255, 0.12);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
}

.faq-question:hover {
    background: var(--color-primary-light);
}

.faq-question h3 {
    font-size: var(--font-size-md);
    color: var(--color-white);
    font-weight: 600;
    margin: 0;
}

.faq-question i {
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    transition: transform var(--transition-normal);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer-content {
    padding: 0 var(--space-xl) var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    min-height: 100px;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
    width: 100%;
}

/* Modal Styles */
.tool-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* MODAL FAKE BLUR EFFECT - Performance optimized */
    background:
        radial-gradient(ellipse at 20% 20%, rgba(255, 77, 41, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(255, 77, 41, 0.1) 0%, transparent 50%),
        rgba(3, 16, 36, 0.95);
    
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease;
}

.tool-modal.show {
    opacity: 1;
    visibility: visible;
}

.tool-modal-content {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    width: 90%;
    max-width: 500px;
    
    transform: translate3d(0, 30px, 0) scale(0.9);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tool-modal.show .tool-modal-content {
    transform: translate3d(0, 0, 0) scale(1);
}
.tool-modal-content.modal-large {
    max-width: 900px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.tool-modal-content.modal-preview {
    max-width: 98vw;
    max-height: 95vh;
    width: auto;
    height: 95vh;
    display: flex;
    flex-direction: column;
}

.tool-modal-content.modal-preview .tool-modal-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    overflow: hidden;
    padding: 0;
    min-width: 500px;
    max-width: none;
    min-height: 0;
    max-height: none; /* Override default max-height: 60vh */
}

@keyframes toolModalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.tool-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--color-dark-gray);
    background: rgba(0, 0, 0, 0.3);
}
.tool-modal-title {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}
.tool-modal-title h3 {
    color: var(--color-white);
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: 0;
}
.tool-modal-title i {
    color: var(--color-primary);
    font-size: var(--font-size-lg);
}

.tool-modal-header h3 {
    color: var(--text-primary);
    font-size: var(--font-size-lg);
    margin: 0;
}

.tool-modal-close {
    width: 36px;
    height: 36px;
    background: var(--color-dark-gray);
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-light-gray);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s, color 0.3s;
}

.tool-modal-close:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.tool-modal-body {
    padding: var(--space-xl);
    max-height: 60vh;
    overflow-y: auto;
}

/* Settings modal */
#settingsModal .tool-modal-body {
    max-height: 75vh;
    overflow-y: hidden;
}

.modal-footer {
    display: flex;
    gap: var(--space-md);
    justify-content: flex-end;
    padding: var(--space-lg) var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-input {
    width: 100%;
    padding: var(--space-md);
    background: var(--color-dark-light);
    border: 1px solid var(--color-dark-gray);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-size: var(--font-size-base);
    outline: none;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-input:focus {
    border-color: var(--color-primary);
}

/* Page Selector Specific - Fixed spacing */
.page-selector-actions {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    margin-top: -20px;
    padding-top: 0;
    flex-wrap: wrap;
}

.page-range-input {
    display: flex;
    gap: var(--space-md);
    align-items: center;
    margin-bottom: var(--space-xl);
}

.page-range-input label {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    white-space: nowrap;
}

.page-thumbnails {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: var(--space-md);
    max-height: 300px;
    overflow-y: auto;
    padding: var(--space-md);
    background: var(--color-dark-gray);
    border-radius: var(--radius-md);
}

.page-thumbnail {
    aspect-ratio: 210 / 297;
    background: var(--color-white);
    border: 2px solid var(--color-dark-gray);
    border-radius: var(--radius-md);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.page-thumbnail:hover {
    border-color: var(--color-primary);
    transform: scale(1.05);
}

.page-thumbnail.selected {
    border-color: var(--color-success);
}

.page-thumbnail canvas {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform var(--transition-normal);
}

/* Rotation classes for thumbnails */
.page-thumbnail.rotated-90 canvas {
    transform: rotate(90deg);
}

.page-thumbnail.rotated-180 canvas {
    transform: rotate(180deg);
}

.page-thumbnail.rotated-270 canvas {
    transform: rotate(270deg);
}

.page-number {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: var(--color-white);
    padding: 2px;
    text-align: center;
    font-size: var(--font-size-xs);
}

/* Permanent visibility for action buttons */
.page-thumbnail .rotate-btn,
.page-thumbnail .preview-btn {
    position: absolute;
    width: 24px;
    height: 24px;
    background: rgba(0, 0, 0, 0.6);
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.7;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.page-thumbnail .rotate-btn {
    top: 5px;
    right: 5px;
}

.page-thumbnail .preview-btn {
    top: 5px;
    left: 5px;
}

.page-thumbnail:hover .rotate-btn,
.page-thumbnail:hover .preview-btn {
    opacity: 1;
    background: rgba(0, 0, 0, 0.8);
}

.rotate-btn:hover {
    background: var(--color-primary);
    transform: rotate(90deg);
}

.preview-btn:hover {
    background: var(--color-secondary);
    transform: scale(1.2);
}

/* Page Preview Modal Specific */
.preview-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    padding: var(--space-xl);
    background: var(--color-dark-gray);
    border-radius: var(--radius-md);
    overflow: auto;
    position: relative;
}

.preview-canvas-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center center;
}

#previewCanvas {
    display: block;
    border-radius: var(--radius-md);
}

.preview-controls {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    width: 100%;
    background: rgba(0, 0, 0, 0.3);
}

.preview-page-info {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

/* Zoom Level Display - Subtle Indicator */
.zoom-level-display {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.85);
    
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: white;
    pointer-events: none;
    z-index: 1;
}

/* Preview Canvas Container - Pan & Zoom System */
.preview-canvas-container {
    width: 100%;
    flex: 1;
    min-height: 0;
    overflow: auto;
    cursor: grab;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
    background: rgba(0, 0, 0, 0.2);
}

.preview-canvas-container.panning {
    cursor: grabbing;
    user-select: none;
    -webkit-user-select: none;
}

.preview-canvas-container canvas {
    display: block;
    transition: none;
    transform-origin: center center;
}

/* ============================================
   TOOL TABS (Favorites)
   ============================================ */

.tool-tabs {
    position: absolute;
    top: -44px;
    right: 64px;
    display: flex;
    gap: var(--space-sm);
    z-index: 5;
}

.tool-tab {
    position: relative;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-bottom: none;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.tool-tab i {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.6);
    transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tool-tab:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 77, 41, 0.3);
}

.tool-tab:hover i {
    color: var(--color-primary);
}

.tool-tab.active i {
    color: #E74C3C;
}

/* Hide mobile-only elements on desktop */
.tool-tab.mobile-action-btn {
    display: none;
}

.mobile-divider {
    display: none;
}

/* Preview Modal Responsive */
@media (max-width: 768px) {
    .tool-modal-content.modal-preview {
        max-width: 100vw;
        max-height: 100vh;
        height: 100vh;
        border-radius: 0;
    }

    .tool-modal-content.modal-preview .tool-modal-body {
        min-width: 100%;
    }

    .tool-modal-header {
        padding: var(--space-md) var(--space-lg);
    }

    .preview-controls {
        padding: var(--space-sm) var(--space-md);
        gap: var(--space-md);
    }

    .preview-controls .btn {
        padding: var(--space-sm) var(--space-md);
        font-size: var(--font-size-xs);
    }
}

/* Button System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: var(--font-size-sm);
    text-decoration: none;
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
    box-sizing: border-box;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.01);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.18);
    
}

.btn-secondary:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border);
    transform: translateY(-2px) scale(1.01);
}

.btn-sm {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--space-lg) var(--space-2xl);
    font-size: var(--font-size-md);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

/* Action buttons */
.action-btn-inline {
    width: 32px;
    height: 32px;
    background: var(--glass-bg-secondary);
    border: 1px solid var(--glass-border-light);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    

    /* GPU acceleration */
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.action-btn-inline:hover {
    background: var(--glass-bg-hover);
    color: var(--text-primary);
    transform: translateY(-2px) scale(1.01);
    border-color: var(--glass-border);
}

/* Input Group */
.input-group {
    display: flex;
    gap: var(--space-md);
}

/* Stats badges */
.stat-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    min-width: 60px;
    height: 44.78px;

    /* GPU acceleration */
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.stat-badge.primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.stat-value {
    font-size: 14px;
    font-weight: 900;
    color: var(--color-white);
    font-family: var(--font-primary);
}

.stat-label {
    font-size: 9px;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-badge.primary .stat-label {
    color: var(--color-white);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.desktop-only {
    display: flex;
}

/* Notification Styles */
.notification {
    position: fixed;
    top: 100px;
    right: 20px;
    padding: 12px 20px;
    border-radius: 8px;
    z-index: 9999;
    animation: slideIn 0.3s ease;
    max-width: 300px;
    color: white;
}

.notification-success {
    background: #27AE60;
}

.notification-error {
    background: #E74C3C;
}

.notification-warning {
    background: #F39C12;
}

.notification-info {
    background: #3498DB;
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideOut {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(100%); opacity: 0; }
}

/* Responsive Design */
@media (max-width: 1200px) {
    .analytics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .options-grid {
        grid-template-columns: 1fr;
    }
    
    .orientation-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
}

/* Tablet responsiveness */
@media (max-width: 1024px) and (min-width: 769px) {
    .file-item {
        padding: var(--space-md);
        gap: var(--space-sm);
    }
    
    .file-name {
        font-size: var(--font-size-base);
    }
    
    .page-selector-btn {
        padding: var(--space-xs) var(--space-sm);
        font-size: var(--font-size-xs);
    }
    
    .file-actions {
        gap: var(--space-xs);
    }
}

@media (max-width: 768px) {
    .tool-container {
        padding: 0 var(--space-md);
    }

    .hero {
        margin-top: -var(--space-lg);
        margin-bottom: var(--space-sm);
    }

    .hero-title {
        font-size: var(--font-size-lg);
    }

    .hero-description {
        font-size: var(--font-size-xs);
    }

    .stat-badge {
        display: none;
    }

    .mode-divider {
        display: none;
    }

    .extract-action-bar {
        display: none;
    }

    .content-wrapper {
        padding: var(--space-md);
    }
    
    .upload-zone {
        padding: var(--space-lg);
    }
    
    .files-dropzone {
        padding: var(--space-md);
        margin-bottom: var(--space-lg);
    }
    
    .dropzone-content h4 {
        font-size: var(--font-size-base);
    }
    
    .dropzone-hints {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-xs);
    }
    
    .upload-icon {
        font-size: var(--font-size-3xl);
    }
    
    .upload-content h3 {
        font-size: var(--font-size-lg);
    }
    
    .files-header {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    /* Mobile Grid Layout - Card style tiles */
    .files-list {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: var(--space-md);
        padding: var(--space-sm);
    }
    
    .file-item {
        display: flex;
        flex-direction: column;
        background: linear-gradient(135deg, var(--color-dark-accent) 0%, var(--color-dark-light) 100%);
        border: 1px solid var(--color-dark-gray);
        border-radius: var(--radius-md);
        padding: var(--space-md);
        min-height: 200px;
        position: relative;
        text-align: center;
        gap: var(--space-sm);
        cursor: pointer;
        /* Reset desktop properties */
        margin-bottom: 0;
        width: auto;
        overflow: visible;
        transition: transform 0.3s ease, border-color 0.3s ease;
    }

    .file-item:hover {
        transform: translateY(-4px);
        border-color: var(--color-primary);
    }
    
    .file-item:active {
        transform: translateY(-2px);
    }
    
    .drag-handle {
        display: none; /* Hide on mobile, use touch events instead */
    }
    
    /* Large PDF icon in center */
    .file-icon {
        width: 60px;
        height: 60px;
        align-self: center;
        margin-bottom: var(--space-sm);
        background: var(--color-primary);
        border-radius: var(--radius-md);
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }
    
    .file-icon i {
        font-size: 28px;
        color: var(--color-white);
    }
    
    .file-info {
        flex: 1;
        width: 100%;
        min-width: auto;
        display: flex;
        flex-direction: column;
        gap: var(--space-xs);
    }
    
    .file-name {
        font-size: var(--font-size-sm);
        font-weight: 600;
        min-width: auto;
        text-align: center;
        color: var(--color-white);
        /* Allow line breaks and limit to 3 lines */
        white-space: normal;
        overflow-wrap: break-word;
        word-break: break-word;
        max-height: 4em;
        overflow: hidden;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 3;
        line-height: 1.3;
        margin-bottom: var(--space-xs);
    }
    
    .file-meta {
        display: flex;
        flex-direction: column;
        gap: var(--space-xs);
        font-size: var(--font-size-xs);
        color: var(--text-secondary);
        text-align: center;
        margin-bottom: var(--space-sm);
    }
    
    .file-meta span {
        white-space: nowrap;
        padding: 2px 6px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: var(--radius-sm);
        font-size: var(--font-size-xs);
    }
    
    /* Actions at bottom of card */
    .file-actions {
        display: flex;
        gap: var(--space-xs);
        margin-top: auto;
        width: 100%;
    }
    
    .page-selector-btn {
        flex: 1;
        padding: var(--space-sm);
        font-size: var(--font-size-xs);
        min-height: 40px; /* Touch friendly */
        text-align: center;
        border-radius: var(--radius-sm);
        white-space: nowrap;
    }
    
    .action-btn-inline {
        min-width: 40px;
        min-height: 40px;
        padding: var(--space-sm);
        border-radius: var(--radius-md);
        display: flex;
        align-items: center;
        justify-content: center;

        /* GPU acceleration */
        transform: translateZ(0);
    -webkit-transform: translateZ(0);
}
    
    .quick-actions-bar {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .analytics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
    }
    
    .analytics-header {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    .reset-stats-btn {
        width: 100%;
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .desktop-only {
        display: none;
    }
    
    .tool-modal-content {
        width: 95%;
        margin: var(--space-md);
    }
    
    .tool-modal-content.modal-large {
        width: 95%;
    }
    
    .page-thumbnails {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    }
    
    .page-selector-actions {
        justify-content: center;
    }
    
    .page-range-input {
        flex-direction: column;
        align-items: stretch;
    }
    
}

@media (max-width: 480px) {
    .tool-container,
    .wide-container {
        padding: 0 var(--space-sm);
    }
    
    /* Extra small screens - single column grid */
    .files-list {
        grid-template-columns: 1fr; /* Single column on very small screens */
        gap: var(--space-sm);
        padding: var(--space-xs);
    }
    
    .file-item {
        min-height: 180px; /* Smaller cards for tiny screens */
        padding: var(--space-sm);
        gap: var(--space-xs);
    }
    
    .file-icon {
        width: 50px;
        height: 50px;
        margin-bottom: var(--space-xs);
    }
    
    .file-icon i {
        font-size: 24px;
    }
    
    .file-name {
        font-size: var(--font-size-xs);
        line-height: 1.2;
        -webkit-line-clamp: 2; /* Limit to 2 lines on tiny screens */
        max-height: 2.4em;
    }
    
    .file-meta {
        gap: 2px;
    }
    
    .file-meta span {
        font-size: 10px;
        padding: 1px 4px;
    }
    
    .file-actions {
        gap: var(--space-xs);
    }
    
    .page-selector-btn {
        font-size: 10px;
        padding: var(--space-xs);
        min-height: 36px;
    }
    
    .action-btn-inline {
        min-width: 36px;
        min-height: 36px;
        padding: var(--space-xs);
    }
    
    /* Smaller reorder buttons for tiny screens */
    .reorder-btn {
        width: 26px;
        height: 26px;
        font-size: 11px;
    }
    
    /* Upload zones for very small screens */
    .upload-zone {
        padding: var(--space-md);
    }
    
    .files-dropzone {
        padding: var(--space-sm);
        margin-bottom: var(--space-md);
    }
    
    .dropzone-content h4 {
        font-size: var(--font-size-sm);
        margin-bottom: var(--space-xs);
    }
    
    .dropzone-content p {
        font-size: var(--font-size-xs);
        margin-bottom: var(--space-sm);
    }
    
    .dropzone-hints {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-xs);
    }
    
    .hint-badge {
        font-size: var(--font-size-xs);
        padding: var(--space-xs) var(--space-sm);
    }
    
    .hero {
        padding: var(--space-xs) 0;
        margin-bottom: var(--space-sm);
        margin-top: -var(--space-xl);
    }
    
    .content-wrapper {
        padding: var(--space-sm);
    }
    
    .upload-zone {
        padding: var(--space-lg);
    }
    
    .analytics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .analytics-card {
        padding: var(--space-sm);
    
    /* GPU acceleration */
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}
    
    .upload-hints {
        flex-direction: row;
        gap: var(--space-sm);
    }

    .hint-badge {
        padding: var(--space-xs) var(--space-sm);
        font-size: 11px;
        border-width: 1px;
    }
    
    .position-grid {
        grid-template-columns: repeat(3, 50px);
    }
    
    .position-btn {
        width: 50px;
        height: 50px;
    }
    
    .orientation-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ========================================
   HOW TO USE SECTION - COMPACT STYLES
   ======================================== */

.usage-compact {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl, 2rem);
}

/* Horizontal Steps Flow */
.usage-steps-horizontal {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: var(--space-lg, 1.5rem);
    flex-wrap: nowrap;
    margin-bottom: var(--space-2xl, 2rem);
}

.usage-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 200px;
}

.step-icon {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary, #FF4D29), #ff6b47);
    border-radius: 50%;
    margin-bottom: var(--space-md, 1rem);
    transition: transform 0.3s ease;
}

.step-icon:hover {
    transform: scale(1.05);
}

.step-icon i {
    font-size: 1.5rem;
    color: white;
}

.step-num {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 24px;
    height: 24px;
    background: var(--color-dark, #031024);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: 800;
    border: 2px solid var(--color-primary, #FF4D29);
}

.usage-step h4 {
    margin: 0 0 var(--space-xs) 0;
    font-size: 20px;
    font-weight: 700;
    color: var(--color-white);
}

.usage-step p {
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-secondary, rgba(255, 255, 255, 0.75));
    line-height: 1.5;
    min-height: 2.6em;
    margin: 0;
}

.step-arrow {
    color: var(--color-primary, #FF4D29);
    font-size: 1.5rem;
    opacity: 0.7;
    align-self: center;
}

/* Quick Features Row */
.quick-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg, 1.5rem);
}

.quick-feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm, 0.5rem);
    padding: var(--space-lg, 1.5rem);
    background: rgba(255, 255, 255, 0.12);
    
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.quick-feature:hover {
    background: rgba(255, 77, 41, 0.15);
    border-color: var(--color-primary);
    transform: translate3d(0, -2px, 0) scale3d(1.01, 1.01, 1);
    will-change: transform;
}

.quick-feature i {
    font-size: var(--font-size-lg, 1.25rem);
    color: var(--color-primary, #FF4D29);
    flex-shrink: 0;
}

.quick-feature span {
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-secondary, rgba(255, 255, 255, 0.75));
    font-weight: 500;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .usage-steps-horizontal {
        flex-direction: column;
        gap: var(--space-lg, 1.5rem);
    }
    
    .step-arrow {
        transform: rotate(90deg);
        font-size: 1.25rem;
    }
    
    .step-icon {
        width: 70px;
        height: 70px;
    }
    
    .step-icon i {
        font-size: 1.25rem;
    }
    
    .quick-features {
        grid-template-columns: 1fr;
        gap: var(--space-md, 1rem);
    }
    
    .quick-feature {
        padding: var(--space-md, 1rem);
    }
}

@media (max-width: 480px) {
    .step-icon {
        width: 60px;
        height: 60px;
    }
    
    .step-icon i {
        font-size: 1.125rem;
    }
    
    .usage-step h4 {
        font-size: var(--font-size-base, 1rem);
    }
    
    .usage-step p {
        font-size: var(--font-size-xs, 0.75rem);
    }
}

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

/* Focus styles for accessibility */
*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

button:focus-visible,
.btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Clear All Button - Red styling to match Word Counter toolbar exactly */
#clearAllBtn {
    background: rgba(231, 76, 60, 0.12);
    border-color: rgba(231, 76, 60, 0.18);
    color: rgba(231, 76, 60, 0.9);
    
}

#clearAllBtn:hover {
    background: rgba(231, 76, 60, 0.15);
    border-color: rgba(231, 76, 60, 0.25);
    color: #e74c3c;
    transform: translateY(-2px) scale(1.01);
}

/* Print styles */
@media print {
    .loading-spinner,
    .tool-modal,
    .features-section,
    .faq-section,
    .analytics-wrapper {
        display: none;
    }
}

/* Global Drag & Drop Overlay */
.global-drag-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 30% 40%, rgba(255, 77, 41, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(0, 85, 164, 0.10) 0%, transparent 50%),
        linear-gradient(135deg, rgba(3, 16, 36, 0.97) 0%, rgba(5, 30, 62, 0.98) 50%, rgba(3, 16, 36, 0.99) 100%);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.global-drag-overlay.active {
    display: flex;
}

.drag-overlay-content {
    text-align: center;
    color: var(--color-white);
    padding: var(--space-2xl) var(--space-3xl);
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    border: 2px dashed rgba(255, 77, 41, 0.6);
    animation: dragPulse 2s ease-in-out infinite alternate;
}

.drag-overlay-icon {
    font-size: 3.5rem;
    margin-bottom: var(--space-lg);
    color: var(--color-primary);
}

.drag-overlay-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--color-white);
}

.drag-overlay-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

@keyframes dragPulse {
    0% { transform: scale(1); border-color: rgba(255, 77, 41, 0.4); }
    100% { transform: scale(1.02); border-color: rgba(255, 77, 41, 0.8); }
}

/* ============================================
   SPLIT MODE SELECTOR - Base64 Converter Style
   ============================================ */

/* Mode Selector Row */
.mode-selector-row {
    margin-bottom: 0;
    transition: margin-bottom 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                padding-bottom 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mode-selector-row.collapsed {
    margin-bottom: 0;
    padding-bottom: 0;
}

.mode-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin: 0 auto;
    margin-bottom: var(--space-xl);
}

.mode-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-white);
    width: 216px;
    height: 106px;
    box-sizing: border-box;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.mode-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    transform: scaleX(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mode-btn:hover {
    transform: translate3d(0, -4px, 0) scale3d(1.02, 1.02, 1);
    will-change: transform;
    border-color: rgba(255, 77, 41, 0.3);
    background: rgba(255, 77, 41, 0.15);
}

.mode-btn:hover::before {
    transform: scaleX(1);
}

.mode-btn.active {
    background: rgba(25, 111, 61, 0.15);
    border-color: #196F3D;
    transform: translate3d(0, -2px, 0);
}

.mode-btn.active::before {
    transform: scaleX(1);
    background: linear-gradient(90deg, #196F3D 100%);
}

.mode-btn.active:hover {
    background: rgba(25, 111, 61, 0.2);
    border-color: #196F3D;
    transform: translate3d(0, -4px, 0) scale3d(1.02, 1.02, 1);
}

.mode-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary), #ff6b47);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    font-weight: 700;
    font-family: var(--font-primary);
    flex-shrink: 0;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mode-btn.active .mode-icon {
    background: linear-gradient(135deg, #196F3D, #228B22);
}

.mode-btn:hover .mode-icon {
    transform: scale3d(1.1, 1.1, 1) rotate3d(0, 0, 1, 5deg);
}

.mode-btn.active:hover .mode-icon {
    transform: scale3d(1.1, 1.1, 1) rotate3d(0, 0, 1, 5deg);
}

.mode-content {
    text-align: center;
}

.mode-title {
    font-size: var(--font-size-sm);
    font-weight: 700;
    margin-bottom: 2px;
}

.mode-desc {
    font-size: var(--font-size-xs);
    color: var(--color-light-gray);
}

/* ============================================
   SECTION DIVIDER
   ============================================ */

.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2) 50%, transparent);
    margin: var(--space-2xl) 0;
}

.mode-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.15);
    margin: var(--space-xl) 0;
}

/* ============================================
   SPLIT SETTINGS SECTION - New Structured Layout
   ============================================ */

.split-settings-section {
    margin-bottom: var(--space-xl);
}

/* Settings Panel Wrapper */
.settings-panel {
    margin-top: var(--space-md);
    padding: var(--space-lg) var(--space-md);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    
}

/* 2-Column Layout for Settings */
.settings-layout-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    width: 100%;
    align-items: stretch;
}

.settings-left-column {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    height: 100%;
}

.settings-right-column {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    height: 100%;
}

.setting-group {
    padding: var(--space-lg);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    
    flex: 1;
    display: flex;
    flex-direction: column;
}

.extra-settings-card {
    /* Inherits flex: 1 from .setting-group */
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-md);
}

/* Orientation Options */
.orientation-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-md);
    max-width: 100%;
}

.split-settings-container {
    padding: var(--space-xl);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    
    margin-bottom: var(--space-lg);
}

.settings-row {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.settings-row:last-child {
    margin-bottom: 0;
}

.setting-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-xs);
}

.setting-label i {
    color: var(--color-primary);
    font-size: var(--font-size-base);
}

/* Range/Extract Mode Button Groups */
.range-mode-buttons,
.extract-mode-buttons {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.setting-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
    min-height: 36px;
    flex: 1;
}

.setting-btn:hover {
    background: rgba(255, 77, 41, 0.15);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.setting-btn.active {
    background: rgba(25, 111, 61, 0.5);
    color: var(--color-white);
}

.setting-btn.active:hover {
    background: rgba(25, 111, 61, 0.5);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
}

.setting-btn i {
    color: var(--color-primary);
}

/* Custom Ranges Container */
.custom-ranges-container {
    margin-top: var(--space-lg);
}

.ranges-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.range-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.range-item:hover {
    border-color: rgba(255, 77, 41, 0.3);
}

.range-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 70px;
    cursor: grab;
    user-select: none;
    display: flex;
    align-items: center;
}

.range-label:active {
    cursor: grabbing;
}

.range-label i {
    opacity: 0.6;
    transition: opacity 0.2s ease;
}

.range-label:hover i {
    opacity: 1;
    color: var(--color-primary);
}

.range-inputs {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex: 1;
}

.input-label {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-weight: 500;
}

.input-label i {
    color: var(--color-primary);
}

.range-input {
    width: 80px;
    padding: var(--space-sm);
    background: rgba(8, 22, 50, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    outline: none;
    transition: border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.range-input:focus {
    border-color: var(--color-primary);
}

.remove-range-btn {
    width: 28px;
    height: 28px;
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: var(--radius-md);
    color: var(--color-error);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.remove-range-btn:hover {
    transform: translate3d(0, -2px, 0);
    background: var(--color-error);
    color: var(--color-white);
}

.remove-range-btn i {
    font-size: var(--font-size-xs);
}

.add-range-btn {
    padding: var(--space-sm) var(--space-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border: 1px solid rgba(255, 77, 41, 0.3);
    border-radius: var(--radius-md);
    color: var(--color-white);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    width: fit-content;
}

.add-range-btn:hover {
    transform: translate3d(0, -2px, 0) scale3d(1.05, 1.05, 1);
}

.add-range-btn i {
    font-size: var(--font-size-sm);
}

/* Fixed Ranges Container */
.fixed-ranges-container {
    margin-top: var(--space-lg);
}

#fixedInterval {
    width: 80px;
}

/* Select Pages Container */
.select-pages-container {
    margin-top: var(--space-lg);
}

/* Input with Clear Button */
.input-with-clear {
    position: relative;
    width: 100%;
}

.text-input {
    width: 100%;
    min-height: 36px;
    padding: var(--space-xs) var(--space-sm);
    padding-right: 40px; /* Make room for clear button */
    background: rgba(8, 22, 50, 0.55);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    font-family: var(--font-primary);
    outline: none;
    transition: border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.text-input:focus {
    border-color: var(--color-primary);
}

.text-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.input-clear-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-white);
    cursor: pointer;
    font-size: var(--font-size-xs);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.9;
}

.input-clear-btn:hover {
    transform: translateY(-50%) scale(1.1);
    background: var(--color-primary-dark);
    opacity: 1;
}

.input-hint {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.input-hint i {
    color: var(--color-primary);
}

.page-range-hint {
    display: block;
    margin-top: var(--space-sm);
    margin-bottom: var(--space-sm);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.page-range-hint i {
    color: var(--color-primary);
    margin-right: var(--space-xs);
}

/* Quick Selection Buttons */
.quick-selection-buttons {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.quick-select-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
    min-height: 36px;
}

.quick-select-btn:hover {
    background: rgba(255, 77, 41, 0.15);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.quick-select-btn.active {
    background: rgba(25, 111, 61, 0.5);
    color: var(--color-white);
}

.quick-select-btn i {
    font-size: var(--font-size-xs);
    color: var(--color-primary);
}

/* Checkbox Styling */
.option-checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    cursor: pointer;
}

.option-checkbox input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 16px;
    height: 16px;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xs);
    background: rgba(255, 255, 255, 0.10);
    transition: background-color 0.3s ease, border-color 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.option-checkbox input[type="checkbox"]:checked + .checkbox-custom {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.option-checkbox input[type="checkbox"]:checked + .checkbox-custom::after {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: white;
    font-size: 10px;
}

.checkbox-label {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 12px;
}

/* ============================================
   PDF PAGES GRID
   ============================================ */

.pdf-pages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
    margin-top: 8px;
    margin-bottom: 8px;
    padding-top: 4px; /* Space for hover border on top row */

    /* PERFORMANCE: 60fps scrolling optimizations */
    scroll-behavior: smooth;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);

    /* Optimize rendering for many items */
    contain: layout style paint;
    content-visibility: auto;
}

.pdf-page-card {
    position: relative;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 8px;
    transition: transform 0.2s ease,
                border-color 0.2s ease;
    cursor: grab;

    /* PERFORMANCE OPTIMIZATIONS */
    contain: layout style paint;
    content-visibility: auto;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.pdf-page-card:active {
    cursor: grabbing;
}

.pdf-page-card:hover {
    transform: translate3d(0, -2px, 0);
    border-color: var(--color-primary);
    will-change: transform;
}

.pdf-page-card.selected {
    border-color: #34D399;
}

/* Selection Overlay - Green checkmark */
.pdf-page-selection-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(52, 211, 153, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
    z-index: 5;
    /* Performance optimization */
    will-change: opacity;
    contain: layout style paint;
}

.pdf-page-card.selected .pdf-page-selection-overlay {
    opacity: 1;
}

.selection-checkmark {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #34D399, #10B981);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: scale(0.8) translateZ(0);
    transition: transform 0.2s ease;
    will-change: transform;
}

.pdf-page-card.selected .selection-checkmark {
    transform: scale(1) translateZ(0);
}

.selection-checkmark i {
    color: white;
    font-size: 28px;
    font-weight: 900;
}

/* Drag & drop animation states - Performance optimized */
.sortable-ghost {
    opacity: 0.3;
    background: rgba(255, 77, 41, 0.2);
    will-change: transform;
}

.sortable-chosen {
    transform: scale3d(1.03, 1.03, 1);
    cursor: grabbing;
    will-change: transform;
}

.sortable-drag {
    opacity: 0.8;
    transform: rotate(2deg) translateZ(0);
    cursor: grabbing;
    will-change: transform;
}

.card-moved {
    animation: cardDropped 0.4s ease;
}

@keyframes cardDropped {
    0% {
        transform: scale3d(1.05, 1.05, 1);
    }
    50% {
        transform: scale3d(0.98, 0.98, 1);
    }
    100% {
        transform: scale3d(1, 1, 1);
    }
}

.pdf-page-preview {
    position: relative;
    width: 100%;
    height: 150px;
    overflow: hidden;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    cursor: pointer;
    background: rgba(0, 0, 0, 0.2);

    /* GPU acceleration for smooth hover */
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.pdf-page-preview canvas,
.pdf-page-preview img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;

    /* GPU acceleration */
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.pdf-page-preview:hover canvas,
.pdf-page-preview:hover img {
    transform: scale3d(1.05, 1.05, 1);
}

/* Only set will-change on active interaction */
.pdf-page-preview:active canvas,
.pdf-page-preview:active img {
    will-change: transform;
}

.pdf-page-number {
    position: absolute;
    bottom: var(--space-sm);
    right: var(--space-sm);
    background: rgba(0, 0, 0, 0.85); /* More opaque to compensate for no blur */
    /* REMOVED backdrop-filter for 60fps scrolling performance */
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--color-white);
    z-index: 5;

    /* Performance optimization */
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

/* Left action buttons (view, rotate) */
.pdf-page-actions-left {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    display: flex;
    gap: var(--space-xs);
    z-index: 10;
}

/* Right action button (delete) */
.pdf-page-actions-right {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    z-index: 10;
}

.page-action-btn {
    width: 32px;
    height: 32px;
    background: rgba(0, 0, 0, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    color: rgba(255, 255, 255, 0.95);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    /* Performance: Fast transitions, GPU acceleration */
    transition: transform 0.15s ease,
                background 0.15s ease,
                border-color 0.15s ease;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.page-action-btn i {
    font-size: 14px;
    line-height: 1;
}

.page-action-btn:hover {
    background: rgba(255, 77, 41, 0.9);
    border-color: var(--color-primary);
    transform: translate3d(0, -2px, 0);
    color: white;
    will-change: transform;
}

.page-action-btn:active {
    transform: translate3d(0, 0, 0);
}

/* Red delete button styling */
.delete-btn {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.2);
    color: #e74c3c;
}

.delete-btn:hover {
    background: rgba(231, 76, 60, 0.2);
    border-color: #e74c3c;
}

.pdf-page-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.pdf-page-name {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100%;
}

.pdf-page-size {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

/* Hide checkbox - selection shown by border only */
.page-checkbox {
    display: none;
}

/* PDF Section removed - single file only */

/* Range Group - Banger Visual Grouping */
.range-group {
    position: relative;
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.06);
    border: 2px solid rgba(255, 77, 41, 0.3);
    
    flex: 1 1 calc(50% - var(--space-lg) / 2);
    max-width: calc(50% - var(--space-lg) / 2);
    min-width: 0;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateZ(0);
}

.range-group:hover {
    transform: translate3d(0, -2px, 0) scale3d(1.005, 1.005, 1);
    border-color: rgba(255, 77, 41, 0.5);
}

/* Range Label - Top-left corner badge */
.range-label-badge {
    position: absolute;
    top: -12px;
    left: var(--space-lg);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 10;
    white-space: nowrap;
}

/* Range Group Toolbar */
.range-group-toolbar {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--glass-border);
}

.range-drag-handle {
    color: var(--color-gray);
    cursor: grab;
    font-size: 14px;
    padding: 6px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: none;
    position: relative;
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.range-drag-handle:hover {
    color: var(--color-primary);
}

.range-drag-handle:active {
    cursor: grabbing;
}

.range-rotate-btn {
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 14px;
    padding: 6px;
    border-radius: var(--radius-md);
    background: transparent;
    border: none;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.range-rotate-btn:hover {
    color: var(--color-primary);
}

.range-rotate-btn:active {
    color: var(--color-primary-dark);
}

/* Range Group Pages Grid */
.range-group-pages {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    width: 100%;
    flex-wrap: nowrap;
    overflow: visible;
}

/* Page cards in range groups */
.range-group-pages .pdf-page-card {
    flex: 1 1 0;
    min-width: 0;
    max-width: 200px;
}

/* When range group has only 1 card, make it narrower */
.range-group-pages .pdf-page-card:only-child {
    max-width: 150px;
}

.range-group-pages .pdf-page-preview {
    height: 200px;
    width: 100%;
    object-fit: contain;
}

/* Dots Indicator - "..." between first and last page */
.range-dots-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--text-secondary);
    opacity: 0.5;
    flex-shrink: 0;
    padding: 0 var(--space-sm);
}

/* Sortable states for range groups */
.range-group.sortable-ghost {
    opacity: 0.3;
    background: rgba(255, 77, 41, 0.2);
    border-color: var(--color-primary);
}

.range-group.sortable-chosen {
    transform: scale3d(1.02, 1.02, 1);
    border-color: var(--color-primary);
}

.range-group.sortable-drag {
    opacity: 0.9;
}

/* Different colors for different ranges */
.range-group[data-range-index="0"] {
    border-color: rgba(255, 77, 41, 0.4);
    background: rgba(255, 77, 41, 0.03);
}

.range-group[data-range-index="1"] {
    border-color: rgba(52, 211, 153, 0.4);
    background: rgba(52, 211, 153, 0.03);
}

.range-group[data-range-index="1"] .range-label-badge {
    background: linear-gradient(135deg, #34D399, #10B981);
}

.range-group[data-range-index="2"] {
    border-color: rgba(59, 130, 246, 0.4);
    background: rgba(59, 130, 246, 0.03);
}

.range-group[data-range-index="2"] .range-label-badge {
    background: linear-gradient(135deg, #3B82F6, #2563EB);
}

.range-group[data-range-index="3"] {
    border-color: rgba(168, 85, 247, 0.4);
    background: rgba(168, 85, 247, 0.03);
}

.range-group[data-range-index="3"] .range-label-badge {
    background: linear-gradient(135deg, #A855F7, #9333EA);
}

.range-group[data-range-index="4"] {
    border-color: rgba(251, 191, 36, 0.4);
    background: rgba(251, 191, 36, 0.03);
}

.range-group[data-range-index="4"] .range-label-badge {
    background: linear-gradient(135deg, #FBBF24, #F59E0B);
}

/* Color cycling for 5+ ranges (modulo 5 pattern) */
/* Cycle 1: Indexes 5, 10, 15, 20... → Orange */
.range-group[data-range-index="5"],
.range-group[data-range-index="10"],
.range-group[data-range-index="15"],
.range-group[data-range-index="20"],
.range-group[data-range-index="25"],
.range-group[data-range-index="30"] {
    border-color: rgba(255, 77, 41, 0.4);
    background: rgba(255, 77, 41, 0.03);
}

/* Cycle 2: Indexes 6, 11, 16, 21... → Green */
.range-group[data-range-index="6"],
.range-group[data-range-index="11"],
.range-group[data-range-index="16"],
.range-group[data-range-index="21"],
.range-group[data-range-index="26"],
.range-group[data-range-index="31"] {
    border-color: rgba(52, 211, 153, 0.4);
    background: rgba(52, 211, 153, 0.03);
}

.range-group[data-range-index="6"] .range-label-badge,
.range-group[data-range-index="11"] .range-label-badge,
.range-group[data-range-index="16"] .range-label-badge,
.range-group[data-range-index="21"] .range-label-badge,
.range-group[data-range-index="26"] .range-label-badge,
.range-group[data-range-index="31"] .range-label-badge {
    background: linear-gradient(135deg, #34D399, #10B981);
}

/* Cycle 3: Indexes 7, 12, 17, 22... → Blue */
.range-group[data-range-index="7"],
.range-group[data-range-index="12"],
.range-group[data-range-index="17"],
.range-group[data-range-index="22"],
.range-group[data-range-index="27"],
.range-group[data-range-index="32"] {
    border-color: rgba(59, 130, 246, 0.4);
    background: rgba(59, 130, 246, 0.03);
}

.range-group[data-range-index="7"] .range-label-badge,
.range-group[data-range-index="12"] .range-label-badge,
.range-group[data-range-index="17"] .range-label-badge,
.range-group[data-range-index="22"] .range-label-badge,
.range-group[data-range-index="27"] .range-label-badge,
.range-group[data-range-index="32"] .range-label-badge {
    background: linear-gradient(135deg, #3B82F6, #2563EB);
}

/* Cycle 4: Indexes 8, 13, 18, 23... → Purple */
.range-group[data-range-index="8"],
.range-group[data-range-index="13"],
.range-group[data-range-index="18"],
.range-group[data-range-index="23"],
.range-group[data-range-index="28"],
.range-group[data-range-index="33"] {
    border-color: rgba(168, 85, 247, 0.4);
    background: rgba(168, 85, 247, 0.03);
}

.range-group[data-range-index="8"] .range-label-badge,
.range-group[data-range-index="13"] .range-label-badge,
.range-group[data-range-index="18"] .range-label-badge,
.range-group[data-range-index="23"] .range-label-badge,
.range-group[data-range-index="28"] .range-label-badge,
.range-group[data-range-index="33"] .range-label-badge {
    background: linear-gradient(135deg, #A855F7, #9333EA);
}

/* Cycle 5: Indexes 9, 14, 19, 24... → Yellow/Gold */
.range-group[data-range-index="9"],
.range-group[data-range-index="14"],
.range-group[data-range-index="19"],
.range-group[data-range-index="24"],
.range-group[data-range-index="29"],
.range-group[data-range-index="34"] {
    border-color: rgba(251, 191, 36, 0.4);
    background: rgba(251, 191, 36, 0.03);
}

.range-group[data-range-index="9"] .range-label-badge,
.range-group[data-range-index="14"] .range-label-badge,
.range-group[data-range-index="19"] .range-label-badge,
.range-group[data-range-index="24"] .range-label-badge,
.range-group[data-range-index="29"] .range-label-badge,
.range-group[data-range-index="34"] .range-label-badge {
    background: linear-gradient(135deg, #FBBF24, #F59E0B);
}

/* PDF Divider removed - single file only */

/* PDF Pages Container - grid for thumbnails */
.pdf-pages-container {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
}

/* When in range mode, switch to flex row with wrap for range groups */
.pdf-pages-container.range-mode {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-lg);
    align-items: flex-start;
}

/* ============================================
   SPLIT ACTION BAR - Button Left, Stats Right
   ============================================ */

.extract-action-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2xl);
    position: relative;
    margin-top: var(--space-lg);
}

.btn-extract {
    padding: var(--space-md) var(--space-xl);
    font-size: var(--font-size-sm);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    height: auto;
    min-height: 44px;
}

.extract-stats {
    position: absolute;
    right: 0;
    display: flex;
    gap: var(--space-md);
}

/* ============================================
   RESPONSIVE - Split Settings & Pages Grid
   ============================================ */

@media (max-width: 1024px) {
    .mode-buttons {
        grid-template-columns: repeat(2, 1fr);
    }

    .pdf-pages-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }

    /* Smaller range groups on tablets */
    .range-group {
        flex: 1 1 100%;
        max-width: 100%;
    }

    .range-group-pages .pdf-page-card {
        max-width: 180px;
    }

    .range-group-pages .pdf-page-preview {
        height: 180px;
    }

    .range-dots-indicator {
        font-size: 24px;
    }
}

@media (max-width: 768px) {
    .mode-selector-row {
        margin-bottom: var(--space-lg);
        padding-bottom: var(--space-lg);
    }

    .mode-buttons {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
    }

    .mode-btn {
        width: 180px;
        height: 90px;
        padding: var(--space-md);
    }

    .pdf-pages-container {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }

    /* Range groups full width on mobile */
    .pdf-pages-container.range-mode {
        flex-direction: column;
    }

    .range-group {
        flex: 1 1 100%;
        max-width: 100%;
    }

    .range-group-pages .pdf-page-card {
        max-width: 140px;
    }

    .range-group-pages .pdf-page-preview {
        height: 150px;
    }

    .range-dots-indicator {
        font-size: 20px;
    }

    .mode-icon {
        width: 32px;
        height: 32px;
        font-size: var(--font-size-base);
    }

    .split-settings-container {
        padding: var(--space-lg);
    }

    .settings-row {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }

    .setting-label {
        min-width: auto;
    }

    .range-mode-buttons,
    .extract-mode-buttons {
        width: 100%;
    }

    .setting-btn {
        flex: 1;
        min-width: 140px;
    }

    .range-item {
        flex-wrap: wrap;
    }

    .range-inputs {
        flex-wrap: wrap;
    }

    .pdf-pages-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: var(--space-md);
    }

    .extract-action-bar {
        display: none;
    }
}

@media (max-width: 480px) {
    .mode-buttons {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }

    .mode-btn {
        width: 150px;
        height: 80px;
    }

    .setting-btn {
        padding: var(--space-sm) var(--space-md);
        font-size: var(--font-size-xs);
        min-width: 120px;
    }

    .range-input {
        width: 60px;
    }

    .pdf-pages-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: var(--space-sm);
    }

    .pdf-pages-container {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: var(--space-sm);
    }

    .pdf-page-preview {
        height: 120px;
    }

    .btn-extract {
        display: none;
    }

    /* 2-Column Layout Responsive */
    .settings-layout-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .settings-left-column,
    .settings-right-column {
        width: 100%;
    }

    .extra-settings-card {
        min-height: auto;
    }
}
/* ===========================================
   ADD MORE FILES ZONE
   ============================================ */

/* Compact Add More Zone */
.add-more-zone {
    padding: var(--space-sm);
    margin: var(--space-sm) 0;
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    text-align: center;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(8, 22, 50, 0.35);
}

.add-more-zone:hover {
    border-color: var(--color-primary);
    background: rgba(255, 77, 41, 0.05);
    transform: translateY(-2px);
}

.add-more-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.add-more-icon {
    color: var(--color-primary);
    font-size: var(--font-size-md);
}

.add-more-text {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.add-more-zone:hover .add-more-text {
    color: var(--color-primary);
}

.add-more-zone:hover .add-more-icon {
    transform: scale(1.1);
}

/* PDF Separator (between different PDFs) */
.pdf-separator {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin: var(--space-sm) 0;
    padding: var(--space-xs) 0;
}

.pdf-separator::before,
.pdf-separator::after {
    content: '';
    flex: 1;
    height: 1px;
    background: rgba(255, 255, 255, 0.15);
}

.pdf-separator-badge {
    position: relative;
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.12);
    padding: var(--space-xs) var(--space-md) var(--space-xs) var(--space-sm);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    white-space: nowrap;
}

.pdf-separator-badge .badge-name {
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* X button styled like How To step numbers */
.pdf-separator-badge .badge-delete {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 20px;
    height: 20px;
    background: var(--color-dark);
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.2s ease;
    padding: 0;
}

.pdf-separator-badge .badge-delete i {
    font-size: 8px;
    color: var(--color-white);
}

.pdf-separator-badge .badge-delete:hover {
    background: var(--color-primary);
    transform: scale(1.1);
}

/* TABLET OPTIMIZATION (901px-1024px) - Keep usage steps and quick features in one row */
@media (max-width: 1024px) and (min-width: 901px) {
    /* How to use steps - 4 in one row on tablet */
    .usage-steps-horizontal {
        display: flex;
        flex-wrap: nowrap;
        justify-content: center;
        align-items: flex-start;
        gap: var(--space-lg);
    }

    .usage-step {
        flex: 1;
        max-width: 180px;
        text-align: center;
        align-items: center;
    }

    /* Quick features - single row on tablet */
    .quick-features {
        display: flex;
        flex-wrap: nowrap;
        gap: var(--space-sm);
    }

    .quick-feature {
        flex: 1;
        min-width: 0;
        padding: var(--space-sm);
    }

    .quick-feature span {
        font-size: 11px;
        line-height: 1.2;
    }
}

/* MOBILE OPTIMIZATION */

@media (max-width: 1024px) {
    .hero {
        padding: var(--space-xs) var(--space-md);
    }

    .hero-title {
        font-size: var(--font-size-lg);
    }

    .hero-description {
        font-size: var(--font-size-sm);
    }

    .content-wrapper {
        padding: var(--space-xl);
    }

    .section-header h2 {
        font-size: var(--font-size-lg);
    }

    .section-header p {
        font-size: var(--font-size-sm);
    }

    .tool-tabs {
        right: 48px;
        top: -40px;
    }

    .tool-tab {
        width: 40px;
        height: 40px;
    }

    .tool-tab i {
        font-size: 16px;
    }

    .usage-steps-horizontal {
        display: flex;
        flex-wrap: nowrap;
        justify-content: center;
        align-items: flex-start;
        gap: var(--space-lg);
    }

    .usage-step {
        flex: 1;
        max-width: 220px;
        text-align: center;
        align-items: center;
    }

    .quick-features {
        display: flex;
        flex-wrap: nowrap;
        gap: var(--space-xs);
    }

    .quick-feature {
        flex: 1;
        min-width: 0;
        padding: var(--space-sm);
    }

    .quick-feature span {
        font-size: 11px;
        line-height: 1.2;
    }
}

@media (max-width: 768px) {
    body {
        background: linear-gradient(180deg, #05204b 0%, #031127 100%);
    }

    .page-layout {
        padding: 0 var(--space-md);
        padding-bottom: 60px;
        transform: none;
    }

    .main-content {
        transform: none;
        contain: none;
        will-change: auto;
        background: radial-gradient(circle at 15% 10%, rgb(255 77 41 / 0%) -2%, transparent 30%),
                    radial-gradient(circle at 70% 85%, rgba(0, 85, 164, 0.12) 0%, transparent 55%);
    }

    .tool-container {
        padding: 0 var(--space-sm);
    }

    .hero {
        padding: var(--space-xs) var(--space-sm);
        margin-bottom: var(--space-md);
        transform: none;
        contain: none;
    }

    .tool-tabs {
        display: flex;
        position: fixed;
        top: auto;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        height: 52px;
        flex-direction: row;
        justify-content: center;
        align-items: center;
        gap: var(--space-md);
        padding: 0 var(--space-md);
        background:
            linear-gradient(180deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.02) 100%),
            linear-gradient(135deg, rgba(5,20,45,0.95) 0%, rgba(3,16,36,0.92) 50%, rgba(10,25,50,0.95) 100%);
        border-top: 1px solid rgba(255, 255, 255, 0.12);
        border-bottom: none;
        z-index: 1000;
    }

    .tool-tab {
        width: 40px;
        height: 40px;
        border-radius: var(--radius-md);
        border: 1px solid rgba(255, 255, 255, 0.15);
        background: rgba(255, 255, 255, 0.08);
        cursor: pointer;
        pointer-events: auto;
        flex-shrink: 0;
    }

    .tool-tab:active {
        background: rgba(255, 255, 255, 0.15);
    }

    .tool-tab i {
        font-size: 16px;
    }

    .tool-tab.mobile-action-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .mobile-divider {
        display: block;
        flex-shrink: 0;
        width: 1px;
        min-width: 1px;
        height: 32px;
        background: rgba(255, 255, 255, 0.2);
        margin: 0 4px;
    }

    /* Extract button - SOLID PRIMARY (like btn-primary) */
    .mobile-action-btn[data-action="extract"] {
        background: linear-gradient(135deg, var(--color-primary) 0%, #ff6b47 100%);
        border: none;
    }

    .mobile-action-btn[data-action="extract"] i {
        color: white;
    }

    .mobile-action-btn[data-action="extract"]:active {
        background: linear-gradient(135deg, #e64425 0%, #ff5733 100%);
    }

    /* Extract button - DISABLED state */
    .mobile-action-btn[data-action="extract"]:disabled,
    .mobile-action-btn[data-action="extract"].disabled {
        background: rgba(255, 255, 255, 0.08);
        border: 1px solid rgba(255, 255, 255, 0.15);
        opacity: 0.5;
        cursor: not-allowed;
        pointer-events: none;
    }

    .mobile-action-btn[data-action="extract"]:disabled i,
    .mobile-action-btn[data-action="extract"].disabled i {
        color: rgba(255, 255, 255, 0.4);
    }

    .hero-title {
        font-size: var(--font-size-base);
    }

    .hero-description {
        font-size: var(--font-size-xs);
        max-width: 100%;
    }

    .content-wrapper {
        padding: var(--space-lg);
        border-radius: var(--radius-md);
    }

    .section-header {
        margin-bottom: var(--space-md);
    }

    .section-header h2 {
        font-size: var(--font-size-sm);
    }

    .section-header p {
        font-size: var(--font-size-xs);
    }

    .docs-link-btn {
        height: 28px;
        padding: 0 var(--space-sm);
        font-size: 10px;
        border-radius: var(--radius-md);
    }

    .docs-link-full {
        display: none;
    }

    .docs-link-short {
        display: inline;
    }

    .analytics-header {
        flex-direction: row;
        text-align: left;
        justify-content: space-between;
        align-items: center;
    }

    .analytics-header h4 {
        font-size: var(--font-size-sm);
    }

    .reset-stats-btn {
        width: auto;
        height: 28px;
        padding: 0 var(--space-sm);
        font-size: var(--font-size-xs);
        border-radius: var(--radius-md);
    }

    .analytics-card {
        padding: var(--space-sm);
    }

    .analytics-icon {
        width: 36px;
        height: 36px;
    }

    .analytics-icon i {
        font-size: var(--font-size-sm);
    }

    .analytics-value {
        font-size: var(--font-size-base);
    }

    .analytics-label {
        font-size: 9px;
    }

    .usage-compact {
        margin-top: var(--space-lg);
        gap: var(--space-md);
    }

    .usage-steps-horizontal {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
        justify-items: center;
    }

    .usage-steps-horizontal .usage-step:last-child {
        grid-column: 1 / -1;
        justify-self: center;
        margin-top: var(--space-sm);
    }

    .usage-step {
        align-items: center;
        text-align: center;
    }

    .step-arrow {
        display: none;
    }

    .step-icon {
        width: 56px;
        height: 56px;
    }

    .step-icon i {
        font-size: 1.125rem;
    }

    .usage-step h4 {
        font-size: var(--font-size-sm);
    }

    .usage-step p {
        font-size: var(--font-size-xs);
    }

    .quick-features {
        display: flex;
        flex-wrap: nowrap;
        gap: var(--space-xs);
    }

    .quick-feature {
        flex: 1;
        padding: var(--space-sm);
        flex-direction: column;
        text-align: center;
    }

    .quick-feature i {
        font-size: var(--font-size-sm);
    }

    .quick-feature span {
        font-size: 9px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }

    .feature-card {
        display: grid;
        grid-template-columns: auto 1fr;
        grid-template-rows: auto auto;
        gap: 0 var(--space-md);
        text-align: left;
        padding: var(--space-md);
        align-items: start;
    }

    .feature-icon {
        grid-row: 1 / 3;
        align-self: center;
        width: 44px;
        height: 44px;
    }

    .feature-card h3 {
        grid-column: 2;
        grid-row: 1;
        font-size: var(--font-size-sm);
        margin-bottom: 0;
    }

    .feature-card p {
        grid-column: 2;
        grid-row: 2;
        font-size: var(--font-size-xs);
        margin: 0;
    }

    .faq-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .faq-question {
        min-height: 44px;
    }

    .faq-question h3 {
        font-size: var(--font-size-sm);
    }
}

@media (max-width: 480px) {
    .page-layout {
        padding: 0 var(--space-sm);
    }

    .tool-container {
        padding: 0 var(--space-xs);
    }

    .hero {
        padding: 0 var(--space-xs);
        margin-bottom: var(--space-md);
    }

    .hero-title {
        font-size: var(--font-size-sm);
        font-weight: 800;
    }

    .hero-description {
        font-size: 11px;
        line-height: 1.4;
    }

    .content-wrapper {
        padding: var(--space-md);
        border-radius: var(--radius-md);
    }

    .tool-tab {
        width: 36px;
        height: 36px;
    }

    .tool-tab i {
        font-size: 14px;
    }

    .section-header h2 {
        font-size: var(--font-size-sm);
    }

    .section-header p {
        font-size: 11px;
    }

    .analytics-header h4 {
        font-size: var(--font-size-xs);
    }

    .reset-stats-btn {
        height: 24px;
        padding: 0 var(--space-xs);
        font-size: 10px;
        border-radius: var(--radius-md);
    }

    .analytics-icon {
        width: 32px;
        height: 32px;
    }

    .analytics-icon i {
        font-size: var(--font-size-xs);
    }

    .analytics-value {
        font-size: var(--font-size-sm);
    }

    .analytics-label {
        font-size: 8px;
    }

    .usage-compact {
        margin-top: var(--space-md);
    }

    .usage-steps-horizontal {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
        justify-items: center;
    }

    .step-icon {
        width: 48px;
        height: 48px;
    }

    .step-icon i {
        font-size: 1rem;
    }

    .usage-step h4 {
        font-size: var(--font-size-xs);
    }

    .usage-step p {
        font-size: 10px;
    }

    .quick-feature {
        padding: var(--space-xs);
    }

    .quick-feature i {
        font-size: var(--font-size-xs);
    }

    .quick-feature span {
        font-size: 8px;
    }

    .features-grid {
        gap: var(--space-xs);
    }

    .feature-card {
        padding: var(--space-sm) var(--space-md);
        gap: 0 var(--space-sm);
    }

    .feature-icon {
        width: 36px;
        height: 36px;
        font-size: 0.875rem;
    }

    .feature-card h3 {
        font-size: var(--font-size-xs);
        margin-bottom: 0;
    }

    .feature-card p {
        font-size: 11px;
        line-height: 1.3;
    }

    .faq-question {
        padding: var(--space-md);
    }

    .faq-question h3 {
        font-size: var(--font-size-xs);
    }

    .faq-answer-content {
        padding: 0 var(--space-md) var(--space-md);
    }

    .faq-answer-content p {
        font-size: var(--font-size-xs);
    }
}

@media (max-width: 375px) {
    .page-layout {
        padding: 0 var(--space-xs);
    }

    .tool-container {
        padding: 0;
    }

    .hero {
        margin-bottom: var(--space-sm);
    }

    .hero-title {
        font-size: var(--font-size-xs);
    }

    .hero-description {
        font-size: 10px;
    }

    .content-wrapper {
        padding: var(--space-sm);
    }

    .tool-tabs {
        gap: var(--space-xs);
    }

    .tool-tab {
        width: 32px;
        height: 32px;
    }

    .tool-tab i {
        font-size: 12px;
    }

    .section-header h2 {
        font-size: var(--font-size-xs);
    }

    .section-header p {
        font-size: 10px;
    }

    .analytics-header h4 {
        font-size: 11px;
    }

    .reset-stats-btn {
        height: 22px;
        font-size: 9px;
        border-radius: var(--radius-md);
    }

    .analytics-icon {
        width: 28px;
        height: 28px;
    }

    .analytics-value {
        font-size: var(--font-size-xs);
    }

    .analytics-label {
        font-size: 7px;
    }

    .usage-compact {
        margin-top: var(--space-sm);
    }

    .step-icon {
        width: 40px;
        height: 40px;
    }

    .step-icon i {
        font-size: 0.875rem;
    }

    .usage-step h4 {
        font-size: 11px;
    }

    .usage-step p {
        font-size: 9px;
    }

    .quick-feature span {
        font-size: 7px;
    }

    .feature-card {
        padding: var(--space-xs) var(--space-sm);
    }

    .feature-icon {
        width: 32px;
        height: 32px;
    }

    .feature-card h3 {
        font-size: 11px;
    }

    .feature-card p {
        font-size: 10px;
    }

    .faq-question h3 {
        font-size: 11px;
    }

    .faq-answer-content p {
        font-size: 11px;
    }
}