/*
 * MORELESS Image Converter
 * Performance optimized stylesheet
 */
/* Body scroll lock when modal is open */
body.modal-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
}
html.modal-open {
    overflow: hidden;
}
/* Font Override - Ensure Inter is used everywhere except icons */
*:not(i):not(.fa):not(.fas):not(.far):not(.fab):not(.fal):not(.fad):not(.fat) {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
}
/* Glass Morphism Design Variables - Apple Inspired */
:root {
    /* Glass Morphism Core */
    --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, 0.05);
    --glass-blur: blur(20px) saturate(120%);
    --glass-blur-light: blur(8px) saturate(110%);
    /* MORELESS Brand Colors */
    --color-dark: #031024;
    --color-dark-accent: #051e3e;
    --color-dark-light: #0a1932;
    --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: #27AE60;
    --color-success-light: rgba(39, 174, 96, 0.15);
    --color-warning: #F39C12;
    --color-warning-light: rgba(243, 156, 18, 0.15);
    --color-error: #E74C3C;
    --color-error-light: rgba(231, 76, 60, 0.15);
    --color-info: #3498DB;
    --color-info-light: rgba(52, 152, 219, 0.15);
    --color-purple: #9B59B6;
    --color-purple-light: rgba(155, 89, 182, 0.15);
    /* Text Colors (Consistent with Word Counter) */
    --text-primary: rgba(255, 255, 255, 0.92);
    --text-secondary: rgba(255, 255, 255, 0.75);
    /* Typography */
    --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;
    --font-size-5xl: 3.75rem;
    --font-size-6xl: 4.5rem;
    /* Spacing System */
    --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;
    /* Border Radius */
    --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;
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-bounce: 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    /* Shadows */
    --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-Index Scale */
    --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;
    --z-confetti: 5000;
}
/* 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;
}
body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.92);
    background: radial-gradient(ellipse at top left, #05204b 25%, #031127 60%);
    background-attachment: fixed;
    overflow-x: hidden;
    min-height: 100vh;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    box-sizing: border-box;
    position: relative;
    opacity: 1;
}

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

@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;
}
@keyframes pulse {
    0% {
        opacity: 0.6;
        transform: scale(1);
    }
    100% {
        opacity: 1;
        transform: scale(1.1);
    }
}
*, *::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 - Single column without sidebars */
.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);
}
/* Tool Tabs - Sticky Note Style */
.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, 0.10);
    border: 1px solid rgba(255, 255, 255, 0.18);
    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);
}
/* Active/Favorite state - filled red heart */
.tool-tab.active i {
    color: #E74C3C;
}
/* Hide mobile convert button on desktop */
.mobile-convert-btn {
    display: none;
}
/* Make content-wrapper appear in front of tabs */
.content-wrapper {
    position: relative;
    z-index: 10;
}
.wide-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}
.wide-container .content-wrapper {
    padding: var(--space-xl) var(--space-lg) var(--space-lg);
}
/* Main content */
.main-content {
    opacity: 0;
    margin-top: 80px;
    min-height: calc(100vh - 80px);
    padding: var(--space-md) 0;
    position: relative;
    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%);
    width: 100%;
    box-sizing: border-box;
}
/* Compact 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-top: 0;
    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: 400px;
    margin: 0 auto;
    line-height: 1.3;
}
/* Compact Converter Section */
.compact-converter {
    margin-bottom: var(--space-xl);
}
/* 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;
    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);
}
.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);
}
/* Spacing between content wrappers - Unified to match project standard (.section) */
.content-wrapper.analytics-wrapper {
    margin-top: var(--space-3xl);
    margin-bottom: 0; /* No bottom margin - parent .compact-converter handles spacing */
    padding: var(--space-xl); /* Override default 2xl padding to match case-converter */
}
/* Removed - these classes don't exist in HTML, spacing controlled by .features-section and .faq-section */
/* Specific padding adjustments for converter */
.compact-converter .content-wrapper {
    padding: var(--space-xl) var(--space-lg) var(--space-lg);
}
/* Analytics wrapper specific styles */
.analytics-wrapper {
    max-width: 1136px;
    margin-left: auto;
    margin-right: auto;
}
.analytics-wrapper::before {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary), var(--color-secondary), transparent);
}
/* Upload Zone */
.upload-container {
    padding: var(--space-xl);
}
.upload-zone {
    border: 3px dashed rgba(255, 255, 255, 0.15);
    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-primary);
    background: var(--glass-bg-hover);
}
.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 Header Styles (from PDF Merger) */
.files-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--glass-border);
}
.files-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-white);
    margin: 0;
}
.files-title i {
    color: var(--color-primary);
}
.files-count {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    margin-left: var(--space-sm);
    padding: var(--space-xs) var(--space-sm);
    background: var(--glass-bg-secondary);
    border-radius: var(--radius-full);
}
.files-actions {
    display: flex;
    gap: var(--space-sm);
}
/* Add More Zone Styles (from PDF Merger) */
.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, 0.08);
    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);
    transition: transform 0.3s ease;
}
.add-more-text {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}
.add-more-zone:hover .add-more-text {
    color: var(--color-primary);
}
.add-more-zone:hover .add-more-icon {
    transform: scale(1.1);
}
/* Red clear all button */
#clearAllBtn {
    background: rgba(231, 76, 60, 0.1);
    border-color: rgba(231, 76, 60, 0.3);
    color: #E74C3C;
}
#clearAllBtn:hover {
    background: rgba(231, 76, 60, 0.2);
    border-color: #E74C3C;
    transform: translate3d(0, -2px, 0) scale3d(1.01, 1.01, 1);
}
/* File List Styles */
.file-list {
    margin-top: var(--space-xl);
    display: grid;
    gap: var(--space-md);
}
.file-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    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);
}
.file-item:hover {
    transform: translate3d(0, -2px, 0) scale3d(1.01, 1.01, 1);
    will-change: transform;
    border-color: var(--color-primary);
    background: var(--glass-bg-hover);
}
.file-preview {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    object-fit: cover;
    flex-shrink: 0;
}
.file-info {
    flex: 1;
    min-width: 0;
}
.file-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.file-size {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}
.file-actions {
    display: flex;
    gap: var(--space-xs);
}
/* 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); }
}
/* Resize Controls */
.resize-controls {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
    padding: var(--space-xl);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
}
.dimension-inputs {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--space-md);
    align-items: center;
}
.dimension-input-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}
.dimension-input-group label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.dimension-input {
    padding: var(--space-md);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    background: rgba(8, 22, 50, 0.55);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
    outline: none;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.dimension-input:focus {
    border-color: var(--color-primary);
}
.aspect-lock-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    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);
    font-size: var(--font-size-lg);
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}
.aspect-lock-btn:hover {
    transform: translate3d(0, -2px, 0) scale3d(1.05, 1.05, 1);
    will-change: transform;
    border-color: rgba(255, 77, 41, 0.4);
    background: var(--glass-bg-hover);
}
.aspect-lock-btn.active {
    background: rgba(255, 193, 7, 0.15);
    border-color: rgba(255, 193, 7, 0.25);
    color: #ffc107;
}
/* Preset Buttons */
.preset-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--space-sm);
}
.preset-btn {
    padding: var(--space-md) var(--space-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    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);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}
.preset-btn:hover {
    transform: translate3d(0, -2px, 0) scale3d(1.02, 1.02, 1);
    will-change: transform;
    border-color: var(--color-primary);
    background: var(--glass-bg-hover);
}
.preset-btn.active {
    background: rgba(25, 111, 61, 0.15);
    border-color: #196F3D;
}
/* Format Selector */
.format-selector {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
}
/* MODE TABS - ICON-INTEGRATED CARDS (COMPACT GRID - 8 TABS) */
.mode-buttons-integrated {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    padding: 8px;
    justify-content: center;
}
.mode-btn-integrated {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    padding: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 10px;
    color: #ffffff;
    position: relative;
    overflow: hidden;
}
.mode-btn-integrated::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, #FF4D29, #ff6b47);
    transform: scaleY(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.mode-btn-integrated:hover {
    transform: translateX(4px);
    border-color: rgba(255, 77, 41, 0.4);
    background: rgba(255, 77, 41, 0.08);
}
.mode-btn-integrated:hover::before {
    transform: scaleY(1);
}
.mode-btn-integrated.active {
    background: rgba(25, 111, 61, 0.15);
    border-color: #196F3D;
}
.mode-btn-integrated.active::before {
    background: linear-gradient(180deg, #196F3D, #228B22);
    transform: scaleY(1);
}
.mode-btn-integrated.active .mode-icon-integrated {
    background: linear-gradient(135deg, #196F3D, #228B22);
}
.mode-btn-integrated.active .mode-title-integrated {
    color: #ffffff;
}
.mode-btn-integrated.active .mode-desc-integrated {
    color: rgba(255, 255, 255, 0.8);
}
.mode-icon-integrated {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #FF4D29, #ff6b47);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.mode-content-integrated {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
    min-width: 0;
}
.mode-title-integrated {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.2;
    margin: 0;
    color: #ffffff;
    transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.mode-desc-integrated {
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    line-height: 1.2;
    margin: 0;
    color: rgba(255, 255, 255, 0.65);
    white-space: nowrap;
    transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
/* Responsive Settings */
@media (max-width: 768px) {
    /* Format grid - 2 columns on mobile */
    .mode-buttons-integrated {
        grid-template-columns: repeat(2, 1fr);
    }
    /* Advanced Settings - stack vertically on mobile */
    .advanced-settings-container {
        padding: var(--space-md);
    }
    .advanced-settings-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    /* Remove divider on mobile */
    .advanced-settings-grid::before {
        display: none;
    }
    .quality-section {
        padding-right: 0;
    }
    .options-section {
        padding-left: 0;
    }
    .settings-section-header {
        font-size: 0.7rem;
    }
    /* Allow checkboxes to wrap on mobile */
    .options-grid {
        flex-wrap: wrap;
        gap: var(--space-sm);
    }
}
.format-btn {
    padding: var(--space-md) var(--space-xl);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    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);
    font-size: var(--font-size-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}
.format-btn:hover {
    transform: translate3d(0, -2px, 0) scale3d(1.05, 1.05, 1);
    will-change: transform;
    border-color: var(--color-primary);
    background: var(--glass-bg-hover);
}
.format-btn.active {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-color: var(--color-primary);
    color: var(--color-white);
}
/* Quality Slider */
.quality-slider-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}
.quality-slider-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.quality-slider-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.quality-value {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
    font-weight: 700;
}
.quality-slider {
    width: 100%;
    height: 6px;
    border-radius: var(--radius-full);
    background: linear-gradient(to right,
        var(--color-primary) 0%,
        var(--color-primary) var(--slider-progress, 88.89%),
        var(--color-dark-gray) var(--slider-progress, 88.89%),
        var(--color-dark-gray) 100%);
    outline: none;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    -webkit-appearance: none;
}
.quality-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.quality-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}
.quality-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    cursor: pointer;
    border: none;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.quality-slider::-moz-range-thumb:hover {
    transform: scale(1.2);
}
/* Preview Area */
.preview-area {
    margin-top: var(--space-xl);
    padding: var(--space-xl);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.preview-image {
    max-width: 100%;
    max-height: 600px;
    border-radius: var(--radius-md);
}
.preview-placeholder {
    text-align: center;
    color: var(--text-secondary);
}
.preview-placeholder i {
    font-size: 4rem;
    color: var(--color-gray);
    margin-bottom: var(--space-lg);
}
/* Stats Bar */
.stats-bar {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    align-items: center;
    padding: var(--space-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    margin-top: var(--space-lg);
}
.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    background: var(--color-dark-gray);
    border-radius: var(--radius-md);
    min-width: 100px;
}
.stat-item.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(--color-light-gray);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.stat-item.primary .stat-label {
    color: var(--color-white);
}
/* Thumbnail Action Buttons */
.image-action-btn {
    position: absolute;
    width: 32px;
    height: 32px;
    background: rgba(0, 0, 0, 0.7);
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    transition: background-color var(--transition-fast), transform var(--transition-fast);
    opacity: 1; /* Always visible */
    transform: scale(1);
    z-index: 10;
}
.image-action-btn:hover {
    background: var(--color-primary);
    transform: scale(1.1);
}
/* Delete Button */
.image-action-btn.delete-btn {
    top: var(--space-sm);
    right: var(--space-sm);
    background: rgba(231, 76, 60, 0.8);
}
.image-action-btn.delete-btn:hover {
    background: var(--color-error);
}
.action-btn-inline {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    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;
    font-size: var(--font-size-sm);
    overflow: hidden;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}
.action-btn-inline:hover {
    transform: translate3d(0, -2px, 0) scale3d(1.01, 1.01, 1);
    will-change: transform;
    border-color: rgba(255, 77, 41, 0.4);
    background: var(--glass-bg-hover);
}
/* Images Section */
.images-section {
    margin-top: var(--space-xl);
}
.images-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}
.images-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-primary);
}
.images-title i {
    color: var(--color-primary);
}
.images-count {
    margin-left: var(--space-sm);
    padding: var(--space-xs) var(--space-md);
    background: rgba(255, 77, 41, 0.1);
    border: 1px solid rgba(255, 77, 41, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    color: var(--color-primary);
    font-weight: 600;
}
.images-actions {
    display: flex;
    gap: var(--space-sm);
}
.images-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-lg);
    /* CRITICAL PERFORMANCE: Remove will-change for grid container */
    /* Smooth scrolling with GPU acceleration */
    transform: translate3d(0, 0, 0);
    -webkit-transform: translate3d(0, 0, 0);
    /* Grid optimization */
    contain: layout style;
}
/* Image Card */
.image-card {
    background: rgba(255, 255, 255, 0.06);
    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);
    position: relative;
}
.image-card:hover {
    background: var(--glass-bg-hover);
    border-color: rgba(255, 77, 41, 0.3);
    transform: translateY(-2px);
}
/* Thumbnail Container */
.image-preview-wrapper {
    position: relative;
    width: 100%;
    height: 150px;
    overflow: hidden;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    background: var(--color-dark-gray);
    display: flex;
    align-items: center;
    justify-content: center;
}
/* Thumbnail Image */
.image-preview-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
    transition: transform var(--transition-normal);
}
.image-preview-wrapper img:hover {
    transform: scale(1.05);
}
/* Lazy loading placeholder - show while image loads */
.lazy-image:not([src]) {
    background: linear-gradient(90deg,
        var(--glass-bg) 25%,
        var(--glass-bg-secondary) 50%,
        var(--glass-bg) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}
@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}
/* Image Card Info */
.image-card-info {
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.06);
}
/* Image Card Name */
.image-card-name {
    color: var(--color-white);
    font-size: var(--font-size-sm);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: center;
}
.image-card-meta {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
    justify-content: center;
    margin-top: var(--space-xs);
}
.meta-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    transition: transform 0.2s ease;
}
.meta-badge:hover {
    transform: translateY(-1px);
}
.meta-resolution {
    background: rgba(52, 152, 219, 0.15);
    color: #3498db;
    border: 1px solid rgba(52, 152, 219, 0.3);
}
.meta-size {
    background: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.3);
}
.meta-animated {
    background: rgba(155, 89, 182, 0.15);
    color: #9b59b6;
    border: 1px solid rgba(155, 89, 182, 0.3);
    gap: 4px;
}
.meta-animated i {
    font-size: 9px;
}
/* Settings Panel */
.settings-panel {
    margin-top: var(--space-2xl);
    padding: var(--space-lg) var(--space-md);
    padding-top: var(--space-xl);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    position: relative;
}
.settings-panel::before {
    content: '';
    position: absolute;
    top: calc(-1 * var(--space-xl));
    left: 0;
    right: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
}
/* MODE SELECTOR ROW - Inside filesWrapper */
.mode-selector-row {
    margin-bottom: 0;
    padding-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-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 600;
    color: var(--text-primary);
    font-size: 16px;
    margin: 0;
}
.mode-label i {
    color: var(--color-primary);
    font-size: 16px;
}
.mode-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-sm);
    max-width: 800px;
    margin: 0 auto var(--space-xl);
    justify-content: center;
}
.mode-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    text-align: center;
    color: var(--text-primary);
    min-height: 80px;
    box-sizing: border-box;
    width: 100%;
    /* GPU acceleration */
    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 var(--transition-normal);
}
.mode-btn:hover {
    transform: translateY(-2px) scale(1.01);
    border-color: rgba(255, 77, 41, 0.4);
    background: var(--glass-bg-hover);
}
.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);
}
/* Mode Collapse/Expand */
.mode-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
}
.mode-collapse-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.mode-collapse-btn:hover {
    background: rgba(255, 77, 41, 0.12);
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-1px);
}
.mode-collapsible-content {
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    max-height: 500px;
    opacity: 1;
}
.mode-selector-row.collapsed .mode-collapsible-content {
    max-height: 0;
    opacity: 0;
}
.mode-selector-row.collapsed .mode-collapse-btn i {
    transform: rotate(180deg);
}
/* Settings Grid - True 2x2 layout */
.settings-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: var(--space-md);
    align-items: stretch;
}
.setting-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    min-height: 100px;
    transition: all 0.3s ease;
}
.setting-group:hover {
    background: rgba(255, 255, 255, 0.18);
    border-color: rgba(255, 255, 255, 0.18);
}
/* Row 1 - Mode-specific settings (full width) */
.setting-group#dimensionsGroup,
.setting-group#percentageGroup,
.setting-group#presetsGroup {
    grid-column: 1 / 3;
    grid-row: 1;
}
/* Row 2, Column 1 - Output & Quality */
.setting-group.output-quality-group {
    grid-column: 1;
    grid-row: 2;
}
/* Row 2, Column 2 - Additional Options */
.setting-group.additional-options-group {
    grid-column: 2;
    grid-row: 2;
}
/* New 2-Column Layout */
.settings-layout-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    width: 100%;
}
.settings-left-column {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}
.settings-right-column {
    display: flex;
    flex-direction: column;
}
/* Card styles for new layout */
.setting-group.dimensions-card,
.setting-group.output-card {
    flex: 0 0 auto;
}
.setting-group.extra-settings-card {
    flex: 1;
    min-height: 100%;
}
.setting-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-xs);
}
/* Combined sections styling - removed, now handled in advanced settings grid */
.watermark-section {
    margin-top: var(--space-sm);
}
.watermark-section .text-input {
    width: 100%;
    padding: 6px 10px;
    height: 32px;
    font-size: 12px;
}
.format-buttons-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xs);
}
.format-btn {
    padding: 6px 10px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 11px;
    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);
    height: 32px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
.preset-btn {
    padding: var(--space-sm);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-weight: 500;
    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);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}
.format-btn:hover,
.preset-btn:hover {
    transform: translate3d(0, -2px, 0);
    border-color: var(--color-primary);
    background: rgba(255, 77, 41, 0.1);
}
.format-btn.active {
    background: rgba(255, 77, 41, 0.15);
    border-color: var(--color-primary);
    color: var(--color-primary);
}
.dimension-controls {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}
.dimension-unit-select {
    padding: 6px 8px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 12px;
    height: 32px;
    cursor: pointer;
    font-weight: 600;
    transition: border-color 0.2s ease;
}
.dimension-unit-select:focus {
    outline: none;
    border-color: var(--color-primary);
}
.dimension-input {
    flex: 1;
    padding: 6px 10px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 13px;
    height: 32px;
}
.dimension-input:focus {
    outline: none;
    border-color: var(--color-primary);
}
.aspect-lock {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
}
.aspect-lock input[type="checkbox"] {
    display: none;
}
.aspect-lock i {
    color: var(--text-secondary);
    transition: color 0.3s ease;
}
.aspect-lock input[type="checkbox"]:checked + i {
    color: var(--color-primary);
}
.percentage-control,
.quality-control {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}
.percentage-slider {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    background: var(--glass-bg);
    border-radius: var(--radius-full);
    outline: none;
}
.percentage-slider::-webkit-slider-thumb,
.quality-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background: var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.3s ease;
}
.percentage-slider::-webkit-slider-thumb:hover,
.quality-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}
.percentage-input,
.quality-input {
    width: 65px;
    padding: 4px 8px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 12px;
    height: 24px;
    text-align: center;
    -webkit-appearance: textfield;
    -moz-appearance: textfield;
}
/* Hide spinner arrows on number inputs */
.percentage-input::-webkit-inner-spin-button,
.percentage-input::-webkit-outer-spin-button,
.quality-input::-webkit-inner-spin-button,
.quality-input::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
    display: none;
}
.percentage-unit,
.quality-unit {
    font-weight: 600;
    font-size: 12px;
    color: var(--color-primary);
    min-width: 20px;
    text-align: center;
}
/* Watermark Image Upload Button Hover */
.watermark-upload-btn:hover {
    background: rgba(255, 77, 41, 0.1) !important;
    border-color: rgba(255, 77, 41, 0.3) !important;
    transform: translateY(-1px);
}
/* Watermark Remove Button Hover */
.watermark-remove-btn:hover {
    background: rgba(231, 76, 60, 0.2) !important;
    border-color: rgba(231, 76, 60, 0.4) !important;
    transform: translateY(-1px);
}
/* Watermark Modal Sliders - MORELESS Style */
.watermark-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    outline: none;
    transition: background 0.3s ease;
}
.watermark-slider:hover {
    background: rgba(255, 255, 255, 0.15);
}
/* Webkit browsers (Chrome, Safari, Edge) */
.watermark-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.watermark-slider::-webkit-slider-thumb:hover {
    background: var(--color-primary-dark);
    transform: scale(1.1);
}
/* Firefox */
.watermark-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--color-primary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.watermark-slider::-moz-range-thumb:hover {
    background: var(--color-primary-dark);
    transform: scale(1.1);
}
/* Active/dragging state */
.watermark-slider:active::-webkit-slider-thumb {
    transform: scale(1.2);
}
.watermark-slider:active::-moz-range-thumb {
    transform: scale(1.2);
}
/* Disabled state for watermark sliders */
.watermark-slider:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}
.watermark-slider:disabled::-webkit-slider-thumb {
    background: var(--glass-border);
    cursor: not-allowed;
}
.watermark-slider:disabled::-moz-range-thumb {
    background: var(--glass-border);
    cursor: not-allowed;
}
.presets-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: var(--space-sm);
    width: 100%;
}
.preset-btn {
    flex-direction: row;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    text-align: left;
    min-height: 36px;
    gap: var(--space-sm);
}
.preset-btn i {
    font-size: 14px;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}
.preset-btn span {
    font-size: 11px;
    line-height: 1.1;
    font-weight: 500;
}
.preset-btn small {
    font-size: 9px;
    color: var(--text-secondary);
    line-height: 1;
    display: block;
}
.checkbox-group {
    display: flex;
    flex-direction: row;
    gap: var(--space-lg);
}
.option-checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.option-checkbox:hover {
    color: var(--color-white);
}
.option-checkbox input[type="checkbox"] {
    display: none;
}
.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);
    flex-shrink: 0;
}
.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);
}
.checkbox-label {
    user-select: none;
}
/* GIF Frames Export - Disabled State */
.gif-frames-option.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}
.gif-frames-option.disabled .checkbox-custom {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
}
.gif-frames-option.disabled .checkbox-label {
    color: var(--text-tertiary);
}
.text-input {
    padding: var(--space-md);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-base);
}
.text-input:focus {
    outline: none;
    border-color: var(--color-primary);
}
/* Advanced Settings */
.advanced-settings-container {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    max-width: 750px;
    margin: 0 auto;
}
/* Settings Grid Layout */
.advanced-settings-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: stretch;
    position: relative;
}
/* Vertical divider between sections */
.advanced-settings-grid::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--glass-border);
    transform: translateX(-50%);
}
/* When quality section is hidden - single column layout, no divider */
.advanced-settings-grid.quality-hidden {
    grid-template-columns: 1fr;
}
.advanced-settings-grid.quality-hidden::before {
    display: none;
}
.advanced-settings-grid.quality-hidden .options-section {
    padding-left: 0;
}
.advanced-settings-grid.options-hidden {
    grid-template-columns: 1fr;
}
.advanced-settings-grid.options-hidden::before {
    display: none;
}
.advanced-settings-grid.options-hidden .quality-section {
    padding-right: 0;
}
.advanced-settings-grid.options-hidden .options-section {
    display: none;
}
/* Settings Section */
.settings-section {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}
.quality-section {
    padding-right: var(--space-lg);
}
.options-section {
    padding-left: var(--space-lg);
}
.settings-section-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-xs);
    border: none;
    padding-bottom: 0;
}
.settings-section-header i {
    font-size: 0.875rem;
    color: var(--color-primary);
}
/* Quality Section Specific */
.quality-section .quality-control {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}
.quality-slider {
    flex: 1;
}
.quality-display {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-shrink: 0;
}
/* Options Grid - horizontal row layout, always one line */
.options-grid {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: var(--space-md) var(--space-xl);
    align-items: center;
}

/* Keep Transparency - conditional visibility */
#keepTransparencyContainer.hidden {
    display: none;
}

#keepMetadataContainer.hidden {
    display: none;
}
.gif-frames-option.hidden {
    display: none;
}
/* Action Section */
.action-section {
    justify-content: space-between;
    align-items: center;
    margin-top: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--glass-border);
}
.action-left,
.action-right {
    flex: 1;
}
.action-center {
    display: flex;
    justify-content: center;
}
.stats-group {
    display: flex;
    gap: var(--space-md);
    justify-content: flex-end;
}
.stat-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-xs) var(--space-md);
    background: rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    min-width: 60px;
    /* 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-mono);
}
.stat-label {
    font-size: 9px;
    color: var(--color-light-gray);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.stat-badge.primary .stat-label {
    color: var(--color-white);
}
/* Analytics Section - RESTORED GRID */
.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, 0.10);
    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);
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}
.analytics-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;
}
.analytics-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 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: var(--color-light-gray);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    opacity: 0.8;
}
/* How To Use Section */
.usage-compact {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl, 2rem);
}
/* Horizontal Steps Flow */
.usage-steps-horizontal {
    display: flex;
    align-items: center;
    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: all 0.3s ease;
}
.step-icon:hover {
    transform: scale3d(1.05, 1.05, 1);
    will-change: transform;
}
.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 {
    font-size: var(--font-size-lg, 1.25rem);
    font-weight: 700;
    color: var(--text-primary, rgba(255, 255, 255, 0.92));
    margin-bottom: var(--space-sm, 0.5rem);
}
.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;
}
.step-arrow {
    color: var(--color-primary, #FF4D29);
    font-size: 1.5rem;
    opacity: 0.7;
}
/* 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, 0.18);
    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);
    min-height: 72px;
    text-align: center;
}
.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: 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;
}
/* Features Section */
.features-section {
    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(--color-light-gray);
    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, 0.18);
    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(--color-light-gray);
    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, 0.18);
    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: rgba(255, 77, 41, 0.1);
}
.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;
}
.faq-answer p {
    color: var(--color-light-gray);
    line-height: 1.6;
    margin: 0;
    width: 100%;
}
/* 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), var(--color-primary-dark));
    color: var(--color-white);
    border: 1px solid rgba(255, 77, 41, 0.3);
    position: relative;
    z-index: 1;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    border-color: var(--color-primary-light);
    transform: translate3d(0, -2px, 0) scale3d(1.01, 1.01, 1);
    color: var(--color-white);
}
.btn-primary:hover::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    z-index: -1;
    animation: btnShine 0.8s ease-out;
}
@keyframes btnShine {
    to {
        left: 100%;
    }
}
.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}
/* Responsive Design */
@media (max-width: 1200px) {
    .analytics-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .dimension-inputs {
        grid-template-columns: 1fr;
    }
    .aspect-lock-btn {
        transform: rotate(90deg);
    }
}
@media (max-width: 1024px) {
    .analytics-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 768px) {
    /* Tool tabs responsive - smaller and adjusted position */
    .tool-tabs {
        top: -28px;
        right: var(--space-md);
    }
    .tool-tab {
        width: 38px;
        height: 38px;
    }
    .tool-tab i {
        font-size: 18px;
    }
    /* Upload zone responsive styles from PDF Merger */
    .upload-zone {
        padding: var(--space-lg);
    }
    .upload-icon {
        font-size: var(--font-size-3xl);
    }
    .upload-content h3 {
        font-size: var(--font-size-lg);
    }
    .upload-hints {
        flex-direction: column;
        gap: var(--space-xs);
    }
    /* Hero margin fix from PDF Merger */
    .hero {
        margin-top: -var(--space-lg);
        margin-bottom: var(--space-sm);
    }
    .tool-container {
        padding: 0 var(--space-md);
    }
    .hero-title {
        font-size: var(--font-size-lg);
    }
    .content-wrapper {
        padding: var(--space-md);
    }
    .mode-buttons {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
        max-width: 400px;
    }
    .mode-btn {
        flex-direction: column;
        gap: var(--space-xs);
        justify-content: center;
        padding: var(--space-xs);
        min-height: 65px;
    }
    .mode-icon {
        width: 32px;
        height: 32px;
        font-size: var(--font-size-md);
    }
    .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-md);
    }
    .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;
    }
    .preset-buttons {
        grid-template-columns: repeat(2, 1fr);
    }
    .format-buttons-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .format-selector {
        flex-direction: column;
    }
}
@media (max-width: 480px) {
    /* Tool tabs responsive - even smaller for mobile */
    .tool-tabs {
        top: -24px;
        right: var(--space-sm);
    }
    .tool-tab {
        width: 36px;
        height: 36px;
    }
    .tool-tab i {
        font-size: 18px;
    }
    /* Upload zone responsive styles from PDF Merger */
    .upload-zone {
        padding: var(--space-md);
    }
    .hint-badge {
        font-size: var(--font-size-xs);
        padding: var(--space-xs) var(--space-sm);
    }
    /* Hero margin fix from PDF Merger */
    .hero {
        padding: var(--space-xs) 0;
        margin-bottom: var(--space-sm);
        margin-top: -var(--space-xl);
    }
    .tool-container,
    .wide-container {
        padding: 0 var(--space-sm);
    }
    .hero-title {
        font-size: var(--font-size-md);
    }
    .content-wrapper {
        padding: var(--space-sm);
    }
    .analytics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .analytics-card {
        padding: var(--space-sm);
    }
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    .step-icon {
        width: 60px;
        height: 60px;
    }
    .usage-step h4 {
        font-size: var(--font-size-base, 1rem);
    }
    .usage-step p {
        font-size: var(--font-size-xs, 0.75rem);
    }
    /* New 2-column layout responsive */
    .settings-layout-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    .settings-left-column,
    .settings-right-column {
        width: 100%;
    }
    .setting-group.extra-settings-card {
        min-height: auto;
    }
    .format-buttons-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .format-btn {
        font-size: 10px;
        padding: 5px 8px;
    }
}
/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}
/* Modal Styles */
.tool-modal {
    display: none;
    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: 10000;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
                opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                visibility 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.tool-modal.show {
    opacity: 1;
    visibility: visible;
    display: flex;
}
.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: 800px;
    max-height: 90vh;
    overflow: hidden;
    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);
    display: flex;
    flex-direction: column;
}
.tool-modal.show .tool-modal-content {
    transform: translate3d(0, 0, 0) scale(1);
}
.tool-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xl);
    border-bottom: 1px solid var(--color-dark-gray);
}
.tool-modal-header h3 {
    margin: 0;
    font-size: var(--font-size-lg);
    color: var(--color-white);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}
.tool-modal-close {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                background-color 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.tool-modal-close:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
    transform: scale(1.05);
}
.tool-modal-body {
    padding: var(--space-xl);
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    max-height: calc(90vh - 100px); /* Account for header */
}
/* Preview Modal Specific Styles */
.preview-modal-content {
    max-width: 90%;
    max-height: 90%;
    width: auto;
    height: auto;
}
.preview-image-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    width: 100%;
    min-height: 400px;
    max-height: 70vh;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
}
.preview-image {
    max-width: 100%;
    max-height: 60vh;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}
.preview-info {
    margin-top: var(--space-lg);
    text-align: center;
    color: var(--text-primary);
}
.preview-info h4 {
    margin: 0 0 var(--space-sm) 0;
    color: var(--color-white);
}
.preview-info p {
    margin: 0;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}
/* Crop Modal Specific Styles */
.crop-container {
    position: relative;
    width: 100%;
    height: 450px;
    margin: 0 auto;
    overflow: hidden;
    border-radius: var(--radius-md);
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}
.crop-image {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
}
.crop-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}
.crop-box {
    position: absolute;
    border: 2px dashed var(--color-primary);
    background: rgba(255, 77, 41, 0.1);
    cursor: move;
    pointer-events: all;
}
.crop-handle {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border: 2px solid var(--color-white);
    border-radius: 50%;
}
.crop-handle.nw { top: -6px; left: -6px; cursor: nw-resize; }
.crop-handle.ne { top: -6px; right: -6px; cursor: ne-resize; }
.crop-handle.sw { bottom: -6px; left: -6px; cursor: sw-resize; }
.crop-handle.se { bottom: -6px; right: -6px; cursor: se-resize; }
.crop-controls {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}
.crop-aspect-buttons {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    justify-content: center;
}
.crop-action-buttons {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
}
.crop-tool-btn {
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: var(--font-size-base);
}
.crop-tool-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    transform: translateY(-2px);
}
.aspect-btn {
    padding: var(--space-sm) var(--space-md);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all 0.3s ease;
}
.aspect-btn:hover {
    background: var(--glass-bg-hover);
    border-color: var(--color-primary);
}
.aspect-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}
/* Rotate Modal Specific Styles */
.rotate-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xl);
}
.rotate-preview {
    position: relative;
    width: 100%;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
    border-radius: var(--radius-md);
    overflow: hidden;
}
.rotate-preview img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: transform 0.3s ease;
}
.rotate-controls {
    display: flex;
    gap: var(--space-md);
    align-items: center;
}
.rotate-container .rotate-controls .rotate-btn {
    width: 48px;
    height: 48px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: var(--font-size-lg);
}
.rotate-container .rotate-controls .rotate-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    transform: translateY(-2px);
}
.rotate-angle-display {
    width: 100%;
    text-align: center;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin-top: var(--space-md);
}
/* Watermark Modal Specific Styles */
.watermark-container {
    position: relative;
    width: 100%;
    height: 400px;
    margin: 0 auto var(--space-lg);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}
.watermark-preview-image {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
}
.watermark-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}
.watermark-text-element {
    position: absolute;
    color: rgba(255, 255, 255, 0.8);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8),
                 0 0 8px rgba(0, 0, 0, 0.6);
    cursor: grab;
    pointer-events: all;
    user-select: none;
    padding: 0;
    border: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    font-size: 24px;
    font-weight: 600;
    z-index: 100;
    background: none;
}
.watermark-text-element:hover {
    opacity: 0.9;
    transform: scale(1.05);
}
.watermark-text-element.dragging {
    cursor: grabbing !important;
    opacity: 0.7;
}
.watermark-controls {
    display: grid;
    gap: var(--space-md);
}
/* Watermark Position Grid */
.watermark-position-grid {
    display: inline-grid;
    grid-template-columns: repeat(3, 28px);
    gap: 3px;
    margin-top: var(--space-sm);
    padding: 6px;
    background: rgba(8, 22, 50, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
}
.position-btn {
    width: 28px;
    height: 28px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    transform: translateZ(0);
    font-size: 11px;
}
.position-btn:hover {
    background: rgba(255, 77, 41, 0.15);
    border-color: rgba(255, 77, 41, 0.3);
    transform: scale(1.1);
}
.position-btn.active {
    background: rgba(255, 77, 41, 0.25);
    border-color: var(--color-primary);
    color: var(--color-primary);
}
.position-btn i {
    font-size: 11px;
}
/* Apply to All Button */
.apply-to-all-btn {
    width: 100%;
    padding: var(--space-sm) 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: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: var(--space-sm);
}
.apply-to-all-btn:hover {
    transform: translateY(-1px);
}
/* Pattern Tags */
.pattern-tag {
    padding: 2px 6px;
    background: rgba(255, 77, 41, 0.1);
    border: 1px solid rgba(255, 77, 41, 0.2);
    border-radius: var(--radius-sm);
    color: var(--color-primary);
    font-size: 9px;
    font-weight: 600;
    font-family: var(--font-mono);
    cursor: pointer;
    transition: all 0.2s ease;
}
.pattern-tag:hover {
    background: rgba(255, 77, 41, 0.2);
    transform: translateY(-1px);
}
.watermark-input-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}
.watermark-input-group label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}
.watermark-input {
    padding: var(--space-md);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    transition: all 0.3s ease;
}
.watermark-input:focus {
    outline: none;
    border-color: var(--color-primary);
}
.watermark-style-controls {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}
.style-control {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}
.style-control label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}
.style-control input[type="range"] {
    width: 100%;
}
.style-control input[type="color"] {
    width: 100%;
    height: 40px;
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    cursor: pointer;
}
/* Modal Action Buttons */
.modal-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: flex-end;
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-dark-gray);
}
.modal-btn {
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.3s ease;
}
.modal-btn-cancel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}
.modal-btn-cancel:hover {
    background: var(--glass-bg-hover);
    border-color: var(--color-primary);
}
.modal-btn-apply {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border: 1px solid rgba(255, 77, 41, 0.3);
    color: var(--color-white);
}
.modal-btn-apply:hover {
    transform: translateY(-2px);
}
/* Print Styles */
@media print {
    .tool-modal,
    .btn,
    .faq-section {
        display: none;
    }
    body {
        background: white;
        color: black;
    }
    .page-layout {
        grid-template-columns: 1fr;
    }
    .content-wrapper,
    .feature-card,
    .analytics-card {
        border: 1px solid #ccc;
        background: white;
        color: black;
        break-inside: avoid;
    }
}

/* 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-direction: row;
        justify-content: center;
        align-items: flex-start;
        gap: var(--space-md);
    }

    .usage-step {
        flex: 1;
        max-width: 200px;
        text-align: center;
        align-items: center;
    }

    .step-arrow {
        display: flex;
        margin-top: var(--space-xl);
    }

    /* Checkbox labels on one line */
    .checkbox-label {
        white-space: nowrap;
    }

    /* Format buttons progressive shrinking */
    .mode-btn-integrated {
        padding: var(--space-sm);
    }

    .mode-icon-integrated {
        width: 32px;
        height: 32px;
    }

    .mode-icon-integrated i {
        font-size: 14px;
    }

    .mode-title-integrated {
        font-size: 12px;
    }

    .mode-desc-integrated {
        font-size: 10px;
    }

    .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;
    }

    .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);
    }

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

    .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);
    }

    /* Upload zone badges - like image-resizer */
    .supported-formats {
        flex-wrap: wrap;
        gap: var(--space-xs);
        max-width: 280px;
        margin: var(--space-sm) auto 0;
    }

    .format-badge {
        padding: 4px 8px;
        font-size: 10px;
    }

    .upload-hints {
        flex-direction: row;
        gap: var(--space-xs);
    }

    .hint-badge {
        padding: var(--space-xs) var(--space-sm);
        font-size: 11px;
    }

    /* How to use - step 3 on separate row centered */
    .usage-compact {
        gap: 0;
    }

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

    .usage-step:nth-child(5) {
        grid-column: 1 / -1;
        max-width: 200px;
    }

    /* Section headers 14px */
    .mode-header .mode-label {
        font-size: 14px;
    }

    #previewModal .tool-modal-header h3 {
        font-size: 14px;
    }

    /* Output format buttons - mobile layout 2x4 grid */
    .mode-buttons-integrated {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-xs);
    }

    .mode-btn-integrated {
        flex-direction: row;
        padding: var(--space-sm);
        min-height: 44px;
        justify-content: flex-start;
    }

    .mode-icon-integrated {
        width: 28px;
        height: 28px;
        flex-shrink: 0;
    }

    .mode-icon-integrated i {
        font-size: 12px;
    }

    .mode-content-integrated {
        flex: 1;
        text-align: left;
    }

    .mode-title-integrated {
        font-size: 11px;
    }

    .mode-desc-integrated {
        display: block;
        font-size: 9px;
    }

    /* Quality and Options labels 11px */
    .settings-section-header span {
        font-size: 11px;
    }

    /* Quality/Options container layout */
    .advanced-settings-container {
        padding: var(--space-sm);
        background: rgba(255, 255, 255, 0.06);
    }

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

    .advanced-settings-grid::before {
        display: none;
    }

    .quality-section {
        padding: 0;
    }

    .options-section {
        padding: 0;
        padding-top: var(--space-sm);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    /* Hide divider when quality is hidden */
    .advanced-settings-grid.quality-hidden .options-section {
        padding-top: 0;
        border-top: none;
    }

    .quality-control {
        gap: var(--space-sm);
    }

    .quality-value {
        font-size: var(--font-size-base);
        min-width: 40px;
    }

    .options-grid {
        display: flex;
        flex-wrap: nowrap;
        gap: var(--space-md);
    }

    .option-checkbox {
        flex-shrink: 0;
    }

    .checkbox-label {
        font-size: 11px;
    }

    /* Hide stat-badges on mobile */
    .stat-badge {
        display: none;
    }

    /* Hide divider above convert button */
    #actionSection {
        border-top: none !important;
        padding-top: 0 !important;
        margin-top: var(--space-md) !important;
    }

    /* Hide desktop convert button */
    #convertBtn {
        display: none !important;
    }

    /* Mobile convert button in bottom bar */
    .mobile-convert-btn {
        display: flex;
        width: 40px;
        height: 40px;
        border-radius: var(--radius-md);
        border: 1px solid rgba(255, 77, 41, 0.3);
        background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
        cursor: pointer;
        pointer-events: auto;
        flex-shrink: 0;
        align-items: center;
        justify-content: center;
    }

    .mobile-convert-btn i {
        font-size: 16px;
        color: var(--color-white);
    }

    .mobile-convert-btn:disabled {
        opacity: 0.4;
        cursor: not-allowed;
        border-color: rgba(255, 255, 255, 0.15);
        background: rgba(255, 255, 255, 0.08);
    }

    .mobile-convert-btn:disabled i {
        color: var(--text-secondary);
    }

    .mobile-convert-btn:not(:disabled):active {
        background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    }

    /* Backgrounds */
    .image-card-info {
        background: rgba(255, 255, 255, 0.06);
    }

    .add-more-zone {
        background: rgba(8, 22, 50, 0.35);
    }

    .settings-panel {
        background: rgba(255, 255, 255, 0.08);
    }

    /* Preview Modal - 1:1 from image-resizer */
    .tool-modal-content {
        background: rgba(255, 255, 255, 0.14);
    }

    .tool-modal-close {
        background: var(--color-dark-gray);
        border: none;
    }

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

    .preview-image-wrapper {
        min-height: 200px;
        max-height: 50vh;
        padding: var(--space-md);
    }

    .preview-image {
        max-height: 45vh;
    }

    .preview-info {
        margin-top: var(--space-md);
    }

    .preview-info h4 {
        font-size: var(--font-size-sm);
    }

    .preview-info p {
        font-size: var(--font-size-xs);
    }
}

@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;
    }
}

/* Processing Overlay */