/*
* MORELESS Code Editor - Complete Main Stylesheet
* Professional IDE with split panels, live preview, and multi-language support
* Includes all base styles from template
*/

/* CSS Variables - UNIFIED GLASS MORPHISM SYSTEM */
:root {
    /* Glass Morphism Colors - BALANCED EFFECT */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-bg-hover: rgba(255, 77, 41, 0.15);
    --glass-bg-secondary: rgba(15, 30, 55, 0.3);
    --glass-border: rgba(255, 255, 255, 0.15);
    --glass-border-light: rgba(255, 255, 255, 0.1);
    --glass-blur: blur(8px) saturate(120%);
    --glass-blur-light: blur(15px) saturate(110%);
    --text-primary: rgba(255, 255, 255, 0.92);
    --text-secondary: rgba(255, 255, 255, 0.75);

    /* 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: #1e884ac7;
    --color-success-light: rgba(39, 174, 96, 0.1);
    --color-warning: #F39C12;
    --color-warning-light: rgba(243, 156, 18, 0.1);
    --color-error: #E74C3C;
    --color-error-light: rgba(231, 76, 60, 0.1);
    --color-info: #3498DB;
    --color-info-light: rgba(52, 152, 219, 0.1);
    --color-purple: #9B59B6;
    --color-purple-light: rgba(155, 89, 182, 0.1);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Fira Code', 'Consolas', 'Monaco', monospace;
    --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 - Unified cubic-bezier */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* 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;
}

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

html {
    overflow-x: hidden;
}

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

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

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

/* Prevent background scroll when modal is open */
html.modal-open,
body.modal-open {
    overflow: hidden !important;
}

/* Animated Orb */
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);
    }
}

/* Glass Morphism Utilities */
.glass {
    background: rgba(255, 255, 255, 0.04);
    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);
}

.glass-hover:hover {
    background: var(--glass-bg-hover);
    transform: translateY(-2px);
}

.glass-secondary {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
}

/* Shimmer Effect */
@keyframes shimmer {
    0% { background-position: -200px 0; }
    100% { background-position: calc(200px + 100%) 0; }
}

.shimmer {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    background-size: 200px 100%;
    animation: shimmer 2s infinite;
}

/* 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); }
}





/* Main Content */
.main-content {
    opacity: 0;
    background: radial-gradient(circle at 30% 30%, rgba(255, 77, 41, 0.06) 0%, transparent 90%),
                radial-gradient(circle at 70% 70%, rgba(0, 85, 164, 0.08) 0%, transparent 70%);
    margin-top: 80px;
    min-height: calc(100vh - 80px);
    position: relative;
    width: 100%;
}

/* Container Classes */
.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%;
}

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

.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);
}

.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);
}

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

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

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

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

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

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

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

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

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

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

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

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

.feature-card {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.18);
    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(--text-secondary);
    line-height: 1.6;
}

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

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

.faq-item {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.18);
    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, 255, 255, 0.08);
}

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


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

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

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

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

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

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


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

/* Modal Base Styles - QR Generator Design */
.tool-modal {
    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;
    display: none;
    align-items: center;
    justify-content: center;
}

.tool-modal.show {
    display: flex;
}

.tool-modal-content {
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow: hidden;
    animation: toolModalSlideIn 0.3s ease-out;
}

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

.modal-compact {
    max-width: 400px;
}

.modal-style {
    max-width: 600px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.tool-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-xl);
    border-bottom: 1px solid var(--color-dark-gray);
}

.tool-modal-header h3,
.tool-modal-header h5 {
    color: var(--color-white);
    font-size: var(--font-size-lg);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.tool-modal-header h3 i {
    color: var(--color-primary);
}

.tool-modal-title {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.tool-modal-title h3 {
    color: var(--color-white);
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: 0;
}

.tool-modal-title i,
.tool-modal-header h5 i {
    color: var(--color-primary);
    font-size: var(--font-size-lg);
}

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

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

.tool-modal-body {
    padding: var(--space-xl);
}

.modal-scrollable {
    max-height: calc(90vh - 140px);
    overflow-y: auto;
    overflow-x: hidden;
    padding: var(--space-xl);
}

.modal-scrollable::-webkit-scrollbar {
    width: 6px;
}

.modal-scrollable::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: var(--radius-full);
}

.modal-scrollable::-webkit-scrollbar-track {
    background: var(--color-dark-gray);
}

.modal-input {
    width: 100%;
    padding: var(--space-md);
    border: 1px solid var(--color-dark-gray);
    border-radius: var(--radius-md);
    background: var(--color-dark-light);
    color: var(--color-white);
    font-size: var(--font-size-base);
    margin-bottom: var(--space-xl);
    font-family: var(--font-primary);
}

.modal-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: flex-end;
    padding: var(--space-lg) var(--space-xl);
    border-top: 1px solid var(--color-dark-gray);
}

.modal-section {
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-dark-gray);
}

.modal-section:last-child {
    border-bottom: none;
}

.modal-section-compact {
    padding-top: 0;
    margin-top: calc(var(--space-md) * -1);
}

.modal-section-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-md);
    color: var(--color-white);
    margin-bottom: var(--space-md);
    font-weight: 600;
}

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

/* Common UI Elements */
.input-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.input-group label {
    color: var(--color-light-gray);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.option-checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    color: var(--color-light-gray);
    font-size: var(--font-size-sm);
    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;
    background: rgba(255, 255, 255, 0.10);
    border: 1px solid var(--color-gray);
    border-radius: var(--radius-sm);
    position: relative;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

.checkbox-label {
    margin-left: var(--space-xs);
}

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

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

/* IDE Layout System */
.ide-layout {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 80px);
    width: 100%;
    position: relative;
    background: var(--color-dark);
    margin-bottom: var(--space-3xl);
}

/* IDE Toolbar */
.ide-toolbar {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 0;
    border-left: none;
    border-right: none;
    border-top: none;
    padding: var(--space-sm) var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-xl);
    position: relative;
    z-index: var(--z-sticky);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.toolbar-section {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.project-name {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    flex: 1;
}

.project-name-input {
    background: var(--color-dark-gray);
    border: 1px solid transparent;
    color: var(--color-white);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    min-width: 150px;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-name-input:hover,
.project-name-input:focus {
    background: var(--color-dark-light);
    border-color: var(--color-primary);
    outline: none;
}

.toolbar-buttons {
    display: flex;
    gap: var(--space-xs);
    align-items: center;
}

.toolbar-divider {
    width: 1px;
    height: 24px;
    background: rgba(255, 255, 255, 0.2);
    margin: 0 var(--space-xs);
}

.toolbar-btn {
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0 var(--space-md);
    background: rgba(255, 255, 255, 0.10);
    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);
    position: relative;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: var(--font-size-sm);
    font-weight: 600;
    overflow: hidden;
    contain: layout style;
    flex-shrink: 0;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.toolbar-btn: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);
}

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

.toolbar-btn.trash-btn {
    background: rgba(231, 76, 60, 0.12);
    border-color: rgba(231, 76, 60, 0.25);
    color: rgba(231, 76, 60, 0.9);
}

.toolbar-btn.trash-btn:hover {
    background: rgba(231, 76, 60, 0.15);
    border-color: rgba(231, 76, 60, 0.25);
    color: #e74c3c;
    transform: translate3d(0, -2px, 0) scale3d(1.01, 1.01, 1);
}

/* Favorite Button - Only heart icon red when active */
#favoriteBtn.active {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--glass-border);
}

#favoriteBtn.active i {
    color: #E74C3C;
}

#favoriteBtn.active:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--glass-border);
}

#favoriteBtn.active:hover i {
    color: #c0392b;
}

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

.btn-text {
    display: inline;
}

/* Export Button - Blue */
.toolbar-btn.export-btn {
    background: rgba(52, 152, 219, 0.08);
    border-color: rgba(52, 152, 219, 0.15);
    color: rgba(52, 152, 219, 0.9);
}

.toolbar-btn.export-btn:hover {
    background: rgba(52, 152, 219, 0.15);
    border-color: rgba(52, 152, 219, 0.25);
    color: #3498db;
    transform: translate3d(0, -2px, 0) scale3d(1.01, 1.01, 1);
    will-change: transform;
}

/* Focus Button - Orange gradient (1:1 from text-diff-checker) */
.toolbar-btn.focus-btn {
    width: 36px;
    height: 36px;
    padding: 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border: none;
    color: var(--color-white);
}

.toolbar-btn.focus-btn i {
    color: var(--color-white);
}

.toolbar-btn.focus-btn:hover {
    transform: scale3d(1.05, 1.05, 1);
    will-change: transform;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border: none;
}

/* IDE Container */
.ide-container {
    flex: 1;
    display: flex;
    overflow: hidden;
    position: relative;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.ide-container.horizontal {
    flex-direction: column;
}

.ide-container.preview-only .editor-panel {
    display: none;
}

.ide-container.preview-only .panel-resizer {
    display: none;
}

.ide-container.vertical .editor-panel {
    width: 50%;
    flex: none;
}

.ide-container.vertical .output-panel {
    width: 50%;
    flex: none;
}

.ide-container.horizontal .editor-panel {
    height: 50%;
    flex: none;
}

.ide-container.horizontal .output-panel {
    height: 50%;
    flex: none;
}

/* New Layout Implementations */

/* Split Layout */
.ide-container.layout-split {
    flex-direction: row;
}

.ide-container.layout-split .editor-panel {
    flex: 1;
}

.ide-container.layout-split .output-panel {
    flex: 1;
}

.ide-container.layout-split .file-tabs {
    order: 0;
}

.ide-container.layout-split .tabs-container {
    flex-direction: row;
}

/* ============= Stacked Layout ============= */

.ide-container.layout-stacked {
    flex-direction: column;
}

.ide-container.layout-stacked .editor-panel {
    flex: 1;
    flex-direction: column;
    gap: 0;
    overflow: hidden;
}

.ide-container.layout-stacked .output-panel {
    flex: 0 0 auto;
    min-height: 200px;
}

.ide-container.layout-stacked .file-tabs {
    display: none;
}

/* Stacked Editors Container */
.stacked-editors {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    width: 100%;
    position: relative;
    overflow-y: auto;
}

/* Individual File Panel */
.stacked-file-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100px;
    position: relative;
    border-bottom: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.02);
}

.stacked-file-panel:last-child {
    border-bottom: none;
}

/* Panel Header (with file name + controls) */
.stacked-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xs) var(--space-md);
    background: var(--color-dark-accent);
    border-bottom: 1px solid var(--glass-border);
    min-height: 36px;
    cursor: grab;
    user-select: none;
}

.stacked-panel-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.stacked-panel-icon {
    font-size: 14px;
    color: var(--color-primary);
}

.stacked-panel-controls {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* Control Buttons (Minimize, Maximize, Close) */
.stacked-control-btn {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 12px;
}

.stacked-control-btn:hover {
    background: var(--glass-bg-hover);
    color: var(--color-white);
}

.stacked-control-btn.close-btn:hover {
    background: var(--color-error);
    color: var(--color-white);
}

/* Panel Content Area */
.stacked-panel-content {
    flex: 1;
    position: relative;
    overflow: auto;
}

.stacked-panel-content .CodeMirror {
    height: 100%;
    border: none;
    background: transparent;
}

/* Preview Panel Iframe */
.stacked-preview-panel .stacked-panel-content {
    overflow: hidden;
}

.stacked-preview-panel iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: var(--color-white);
}

/* Stacked Output Header with Tabs */
.stacked-output-header {
    padding: 0;
    padding-right: var(--space-md);
}

.stacked-output-tabs {
    display: flex;
    align-items: center;
    height: 100%;
}

.stacked-output-tab {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--color-gray);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
}

.stacked-output-tab:hover {
    background: var(--color-dark-light);
    color: var(--color-light-gray);
}

.stacked-output-tab.active {
    color: var(--color-white);
    border-bottom-color: var(--color-primary);
    background: var(--color-dark-light);
}

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

/* Stacked Preview/Console Containers */
.stacked-preview-container,
.stacked-console-container {
    display: none;
    width: 100%;
    height: 100%;
}

.stacked-preview-container.active,
.stacked-console-container.active {
    display: flex;
    flex-direction: column;
}

.stacked-preview-container iframe {
    flex: 1;
    width: 100%;
    border: none;
    background: var(--color-white);
}

/* Stacked Console Styles */
.stacked-console-output {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-md);
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    background: var(--color-dark);
}

.stacked-console-input-wrapper {
    display: flex;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    background: var(--color-dark-accent);
    border-top: 1px solid var(--glass-border);
}

.stacked-console-input-wrapper .console-prompt {
    color: var(--color-primary);
    font-family: var(--font-mono);
    font-weight: 700;
    margin-right: var(--space-sm);
}

.stacked-console-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    outline: none;
}

.stacked-panel-header:active {
    cursor: grabbing;
}

.stacked-file-panel.sortable-ghost {
    opacity: 0.4;
}

.stacked-file-panel.sortable-drag {
    opacity: 0.8;
}

body.sortable-dragging .CodeMirror,
body.sortable-dragging .stacked-panel-content,
body.sortable-dragging iframe {
    pointer-events: none !important;
}

body.sortable-dragging {
    user-select: none;
}

/* Resizer Between Panels */
.stacked-panel-resizer {
    height: 8px;
    min-height: 8px;
    background: rgba(255, 255, 255, 0.1);
    cursor: row-resize;
    position: relative;
    transition: background-color 0.2s ease;
    z-index: 100;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    margin: 2px 0;
    touch-action: none;
}

.stacked-panel-resizer:hover {
    background: rgba(255, 77, 41, 0.3);
}

.stacked-panel-resizer::before,
.stacked-panel-resizer::after {
    content: '';
    width: 3px;
    height: 3px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    transition: background-color 0.2s ease;
}

.stacked-panel-resizer:hover::before,
.stacked-panel-resizer:hover::after {
    background: rgba(255, 255, 255, 0.8);
}

.stacked-panel-resizer.resizing {
    background: rgba(255, 77, 41, 0.5);
}

.stacked-panel-resizer.resizing::before,
.stacked-panel-resizer.resizing::after {
    background: rgba(255, 255, 255, 1);
}

/* Collapsed State (Minimized) */
.stacked-file-panel.collapsed {
    flex: 0 0 auto;
    min-height: 36px;
}

.stacked-file-panel.collapsed .stacked-panel-content {
    display: none;
}

.stacked-file-panel.collapsed .stacked-panel-header {
    cursor: pointer;
}

/* Maximized State (Full Viewport) */
.stacked-file-panel.maximized {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: var(--z-modal);
    flex: none;
    min-height: 100vh;
    border: none;
    background: var(--color-dark);
}

.stacked-file-panel.maximized .stacked-panel-header {
    background: rgba(255, 255, 255, 0.1);
}

.stacked-add-file-btn {
    height: 40px;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: rgba(255, 255, 255, 0.05);
    border: 1px dashed var(--glass-border);
    border-radius: var(--radius-md);
    margin: var(--space-sm);
    margin-top: auto;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
}

.stacked-add-file-btn:hover {
    background: rgba(255, 77, 41, 0.1);
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

/* Multi-Column Layout - HTML, CSS, JS, Preview columns */
/* Multi-Column Layout - Hide original panels, use columns wrapper */
.ide-container.layout-columns {
    position: relative;
}

.ide-container.layout-columns .editor-panel,
.ide-container.layout-columns .output-panel,
.ide-container.layout-columns .panel-resizer {
    display: none !important;
}

/* ============= Columns Layout ============= */

.columns-layout-wrapper {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.column-editors {
    display: flex;
    flex-direction: row;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

/* Individual column panel */
.column-panel {
    flex: 1 1 0%;
    display: flex;
    flex-direction: column;
    min-width: 50px;
    position: relative;
    background: rgba(255, 255, 255, 0.04);
    border-right: 1px solid var(--glass-border);
    overflow: hidden;
}

.column-panel:last-child {
    border-right: none;
}

/* Column panel header */
.column-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xs) var(--space-md);
    background: var(--color-dark-accent);
    border-bottom: 1px solid var(--glass-border);
    min-height: 36px;
    cursor: grab;
    user-select: none;
}

.column-panel-header:active {
    cursor: grabbing;
}

.column-panel-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    min-width: 0;
    overflow: hidden;
}

.column-panel-title span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.column-panel-icon {
    font-size: 14px;
    color: var(--color-primary);
}

.column-panel-controls {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    flex-shrink: 0;
    transform: translateZ(0);
}

/* Control buttons */
.column-control-btn {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 12px;
}

.column-control-btn:hover {
    background: var(--glass-bg-hover);
    color: var(--color-white);
}

.column-control-btn.close-btn {
    flex-shrink: 0;
    transform: translateZ(0);
}

.column-control-btn.close-btn:hover {
    background: var(--color-error);
    color: var(--color-white);
}

/* Column panel content */
.column-panel-content {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.column-panel-content .CodeMirror {
    height: 100%;
    border: none;
    background: transparent;
}

.column-panel.collapsed {
    flex: 0 0 36px !important;
    min-width: 36px !important;
    max-width: 36px !important;
    width: 36px !important;
}

.column-panel.collapsed .column-panel-header {
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: var(--space-sm) var(--space-xs);
    height: 100%;
    gap: var(--space-sm);
}

.column-panel.collapsed .column-panel-title {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    flex-direction: row;
    gap: var(--space-xs);
    flex: 1;
    overflow: hidden;
}

.column-panel.collapsed .column-panel-title span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-height: 150px;
}

.column-panel.collapsed .column-panel-controls {
    flex-direction: column;
    gap: var(--space-xs);
    margin-top: 0;
}

.column-panel.collapsed .column-panel-content {
    display: none;
}

.column-panel.maximized {
    flex: 1 1 auto !important;
    z-index: 10;
    border-right: none !important;
}

.column-panel.maximized .column-panel-header {
    position: relative;
    padding-right: calc(var(--space-md) + 80px);
}

.column-panel.maximized .column-panel-controls {
    position: absolute;
    right: var(--space-sm);
    top: 50%;
    transform: translateY(-50%);
}

.column-editors.has-maximized-panel {
    gap: 0 !important;
}

.column-editors.has-maximized-panel .column-panel:not(.maximized) {
    display: none !important;
}

.column-editors.has-maximized-panel .column-resizer {
    display: none !important;
}

.column-editors.has-maximized-panel .column-add-file-btn {
    display: none !important;
}

/* Column resizer */
.column-resizer {
    width: 8px;
    margin: 0 -2px;
    background: rgba(255, 255, 255, 0.1);
    cursor: col-resize;
    position: relative;
    transition: background-color var(--transition-fast);
    flex-shrink: 0;
    z-index: 100;
    touch-action: none;
}

.column-resizer:hover,
.column-resizer.active {
    background: var(--color-primary);
}

/* Preview/Console column panel */
.column-preview-panel .column-panel-content {
    display: flex;
    flex-direction: column;
}

.column-output-header {
    padding: 0;
    padding-right: var(--space-md);
}

.column-output-tabs {
    display: flex;
    align-items: center;
    height: 100%;
}

.column-output-tab {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--color-gray);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
}

.column-output-tab:hover {
    background: var(--color-dark-light);
    color: var(--color-light-gray);
}

.column-output-tab.active {
    color: var(--color-white);
    border-bottom-color: var(--color-primary);
    background: var(--color-dark-light);
}

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

.column-preview-panel .column-preview-title {
    display: none;
}

.column-preview-panel.collapsed .column-preview-title {
    display: flex;
}

.column-preview-panel.collapsed .column-output-tabs {
    display: none;
}

/* Preview/Console containers */
.column-preview-container,
.column-console-container {
    display: none;
    width: 100%;
    height: 100%;
}

.column-preview-container.active,
.column-console-container.active {
    display: flex;
    flex-direction: column;
}

.column-preview-container iframe {
    flex: 1;
    width: 100%;
    border: none;
    background: var(--color-white);
}

/* Console styles */
.column-console-output {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-md);
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    background: var(--color-dark);
}

.column-console-input-wrapper {
    display: flex;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    background: var(--color-dark-accent);
    border-top: 1px solid var(--glass-border);
}

.column-console-input-wrapper .console-prompt {
    color: var(--color-primary);
    font-family: var(--font-mono);
    font-weight: 700;
    margin-right: var(--space-sm);
}

.column-console-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    outline: none;
}

.columns-status-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xs) var(--space-md);
    background: var(--color-dark-accent);
    border-top: 1px solid var(--glass-border);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    flex-shrink: 0;
}

.columns-status-bar .status-left,
.columns-status-bar .status-right {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.columns-status-bar .status-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.columns-status-bar .save-status {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-weight: 500;
}

.columns-status-bar .save-status.saved {
    color: var(--color-success);
}

.column-add-file-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    min-width: 36px;
    max-width: 36px;
    flex: 0 0 36px !important;
    background: rgba(255, 255, 255, 0.06);
    border: 1px dashed rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
    margin: var(--space-xs);
    margin-right: 0;
    align-self: stretch;
    order: -1;
    position: relative;
    z-index: 5;
}

.column-add-file-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.column-add-file-btn i {
    font-size: 16px;
}

.columns-status-bar .save-status.unsaved {
    color: var(--color-warning);
}

.columns-status-bar .save-status.saving {
    color: var(--color-info);
}

.columns-status-bar .save-icon {
    font-size: 10px;
}

/* Drag & drop styles */
.column-panel-ghost {
    opacity: 0.4;
}

.column-panel-chosen {
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
}

.column-panel-drag {
    opacity: 0.9;
}


/* Editor Panel */
.editor-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.08);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    min-width: 300px;
    position: relative;
    margin: 0 var(--space-sm) var(--space-sm) var(--space-sm);
}

/* File Tabs */
.file-tabs {
    background: var(--color-dark);
    border-bottom: 1px solid var(--color-dark-gray);
    display: flex;
    align-items: center;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tabs-container {
    display: flex;
    flex: 1;
    min-width: 0;
    overflow-x: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--color-primary) var(--color-dark-gray);
}

.tabs-container::-webkit-scrollbar {
    height: 4px;
}

.tabs-container::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: var(--radius-full);
}

.file-tab {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-dark-accent);
    border-right: 1px solid var(--color-dark-gray);
    color: var(--color-gray);
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    min-width: 100px;
    max-width: 200px;
    animation: fadeIn 0.3s ease;
}

.file-tab:hover {
    background: var(--color-dark-light);
    color: var(--color-light-gray);
}

.file-tab.active {
    background: var(--color-dark-light);
    color: var(--color-white);
    border-bottom: 2px solid var(--color-primary);
}

.file-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-primary);
}

.file-tab.dragging {
    opacity: 0.5;
    cursor: grabbing;
}

.file-tab.drag-over-left::before,
.file-tab.drag-over-right::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--color-primary);
    z-index: 100;
}

.file-tab.drag-over-left::before {
    left: -2px;
}

.file-tab.drag-over-right::after {
    right: -2px;
}

.file-tab i {
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

.file-tab .fa-html5 { color: #e34c26; }
.file-tab .fa-css3-alt { color: #1572b6; }
.file-tab .fa-js-square { color: #f7df1e; }
.file-tab .fa-python { color: #3776ab; }

.file-tab span {
    font-size: var(--font-size-xs);
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Empty folder state message in tabs */
.empty-tabs-message {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md) var(--space-lg);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-style: italic;
    gap: var(--space-sm);
    opacity: 0.7;
}

.empty-tabs-message i {
    font-size: var(--font-size-base);
}

.tab-close {
    width: 18px;
    height: 18px;
    background: transparent;
    border: none;
    color: var(--color-gray);
    cursor: pointer;
    font-size: var(--font-size-lg);
    line-height: 1;
    padding: 0;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
}

.tab-close:hover {
    color: var(--color-error);
    transform: scale(1.2);
}

.add-tab-btn {
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: none;
    color: var(--color-gray);
    cursor: pointer;
    flex-shrink: 0;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.add-tab-btn:hover {
    color: var(--color-primary);
    background: var(--color-primary-light);
}

/* Code Editor Container */
.code-editor-container {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.CodeMirror {
    height: 100%;
    font-family: 'Fira Code', 'Consolas', 'Monaco', monospace;
    font-size: 14px;
    background: var(--color-dark-accent);
}

.CodeMirror-gutters {
    background: var(--color-dark);
    border-right: 1px solid var(--color-dark-gray);
}

.CodeMirror-linenumber {
    color: var(--color-gray);
    padding: 0 var(--space-sm);
}

.CodeMirror-cursor {
    border-left: 2px solid var(--color-primary);
}

.CodeMirror-selected {
    background: var(--color-primary-light);
}

.CodeMirror-activeline-background {
    background: rgba(255, 77, 41, 0.05);
}

.CodeMirror-matchingbracket {
    color: var(--color-primary) !important;
    background: var(--color-primary-light);
    font-weight: bold;
}

/* Editor Status Bar */
.editor-status-bar {
    background: var(--color-dark);
    border-top: 1px solid var(--color-dark-gray);
    padding: var(--space-xs) var(--space-md);
    display: flex;
    justify-content: space-between;
    font-size: var(--font-size-xs);
    color: var(--color-light-gray);
}

.status-left,
.status-right {
    display: flex;
    gap: var(--space-lg);
}

.status-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* Save Status Indicator (1:1 from word-counter) */
.save-status {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-success-light);
    border: 1px solid var(--color-success);
    border-radius: var(--radius-md);
    color: var(--color-success);
    font-size: var(--font-size-xs);
    font-weight: 600;
    cursor: help;
    transition: all var(--transition-fast);
}

.save-status.unsaved {
    background: var(--color-warning-light);
    border-color: var(--color-warning);
    color: var(--color-warning);
}

.save-status.saving {
    background: var(--color-info-light);
    border-color: var(--color-info);
    color: var(--color-info);
}

.save-icon {
    font-size: var(--font-size-xs);
    transition: transform var(--transition-fast);
}

.save-status.saving .save-icon {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Panel Resizer */
.panel-resizer {
    background: rgba(255, 255, 255, 0.08);
    position: relative;
    user-select: none;
    transition: background 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.panel-resizer:hover {
    background: rgba(255, 77, 41, 0.3);
}

.panel-resizer.vertical {
    width: 3px;
    cursor: col-resize;
    flex-direction: column;
    gap: 2px;
    padding: 0 3px;
    margin: 0 -3px;
}

.panel-resizer.horizontal {
    height: 6px;
    cursor: row-resize;
    width: 100%;
    flex-direction: row;
    gap: 3px;
    margin: -4px 0;
    padding: 4px 0;
}

.panel-resizer::before {
    content: '';
    width: 3px;
    height: 3px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    flex-shrink: 0;
}

.panel-resizer::after {
    content: '';
    width: 3px;
    height: 3px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    flex-shrink: 0;
}

.panel-resizer:hover::before,
.panel-resizer:hover::after {
    background: rgba(255, 255, 255, 0.9);
}

/* Output Panel */
.output-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    min-width: 300px;
    margin: 0 var(--space-sm) var(--space-sm) var(--space-sm);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Output Tabs */
.output-tabs {
    background: var(--color-dark);
    border-bottom: 1px solid var(--color-dark-gray);
    display: flex;
    align-items: center;
    padding: 0;
}

.output-tab {
    padding: var(--space-sm) var(--space-lg);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--color-gray);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.output-tab:hover {
    background: var(--color-dark-light);
    color: var(--color-light-gray);
}

.output-tab.active {
    color: var(--color-white);
    border-bottom-color: var(--color-primary);
    background: var(--color-dark-light);
}

.output-actions {
    margin-left: auto;
    display: flex;
    gap: var(--space-xs);
    padding: 0 var(--space-md);
}

/* Preview Container */
.preview-container {
    flex: 1;
    position: relative;
    background: white;
    display: none;
}

.preview-container.active {
    display: block;
}

#previewFrame {
    width: 100%;
    height: 100%;
    border: none;
    background: white;
}


/* Console Container */
.console-container {
    flex: 1;
    display: none;
    flex-direction: column;
    background: #1e1e1e;
    font-family: 'Fira Code', monospace;
}

.console-container.active {
    display: flex;
}

.console-output {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-md);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.console-log {
    padding: var(--space-xs) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    color: var(--color-light-gray);
}

.console-log.error {
    color: var(--color-error);
    background: rgba(231, 76, 60, 0.1);
}

.console-log.warn {
    color: var(--color-warning);
    background: rgba(243, 156, 18, 0.1);
}

.console-log.info {
    color: var(--color-info);
}

.console-log.success {
    color: var(--color-success);
}

.console-log-icon {
    flex-shrink: 0;
    width: 20px;
    text-align: center;
}

.console-log-message {
    flex: 1;
    word-break: break-word;
    font-family: 'Fira Code', monospace;
}

.console-input-wrapper {
    display: flex;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    background: var(--color-dark);
    border-top: 1px solid var(--color-dark-gray);
}

.console-prompt {
    color: var(--color-primary);
    font-weight: bold;
    margin-right: var(--space-sm);
}

.console-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--color-white);
    font-family: 'Fira Code', monospace;
    font-size: var(--font-size-sm);
    outline: none;
}

/* Settings Modal Styles */
.settings-section {
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-dark-gray);
}

.settings-section:last-child {
    border-bottom: none;
}

.settings-section h4 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-md);
    color: var(--color-white);
    margin-bottom: var(--space-md);
    font-weight: 600;
}

.settings-section h4 i {
    color: var(--color-primary);
}

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

.settings-select {
    background: rgba(8, 22, 50, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.settings-select:hover,
.settings-select:focus {
    border-color: var(--color-primary);
    outline: none;
}

.settings-range {
    width: 100%;
    appearance: none;
    height: 6px;
    background: var(--color-dark-gray);
    border-radius: var(--radius-full);
    outline: none;
}

.settings-range::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.settings-range::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.settings-range::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
    cursor: pointer;
    border: none;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.settings-range::-moz-range-thumb:hover {
    transform: scale(1.2);
}

#fontSizeValue {
    color: var(--color-primary);
    font-weight: bold;
    margin-left: var(--space-sm);
}

/* Settings Modal - 2 Column Layout */
.settings-modal-wide {
    max-width: 800px !important;
}

.settings-modal-body {
    display: flex;
    flex-direction: row;
    gap: 0;
    padding: 0;
    min-height: 400px;
}

/* Settings Sidebar */
.settings-sidebar {
    width: 200px;
    background: rgba(255, 255, 255, 0.08);
    border-right: 1px solid rgba(255, 255, 255, 0.12);
    padding: var(--space-lg) 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

.settings-nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-xl);
    background: transparent;
    border: none;
    border-left: 3px solid transparent;
    color: var(--color-light-gray);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
}

.settings-nav-item i {
    font-size: var(--font-size-base);
    width: 20px;
    text-align: center;
    color: var(--color-primary);
}

.settings-nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-white);
}

.settings-nav-item.active {
    background: rgba(255, 77, 41, 0.1);
    border-left-color: var(--color-primary);
    color: var(--color-white);
}

.settings-nav-item.active i {
    color: var(--color-primary);
}

/* Settings Content */
.settings-content {
    flex: 1;
    padding: var(--space-xl);
    overflow-y: auto;
    max-height: 500px;
}

.settings-content .settings-section {
    display: none;
    animation: fadeIn 0.3s ease;
}

.settings-content .settings-section.active {
    display: block;
}

/* Shortcuts Modal */
.shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.shortcut-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm);
    background: rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
}

.shortcut-keys {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-family: 'Fira Code', monospace;
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.shortcut-desc {
    color: var(--color-light-gray);
    font-size: var(--font-size-sm);
}

/* File Picker Modal */
.file-type-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.file-type-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-xl);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    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);
    min-height: 100px;
    grid-column: span 2;
}

.file-type-card:nth-child(10),
.file-type-card:nth-child(11) {
    grid-column: span 3;
}

.file-type-card:hover {
    background: var(--glass-bg-hover);
    border-color: var(--color-primary);
    transform: translateY(-2px) scale(1.02);
}

.file-type-card i {
    font-size: 2rem;
    color: var(--color-primary);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.file-type-card:hover i {
    transform: scale(1.1);
}

.file-type-card span {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
}

/* Layout Selection Modal */
.layout-modal-wide {
    max-width: 900px !important;
    width: 95%;
}

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

.layout-card {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.layout-card:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.layout-card:hover .layout-diagram-pro {
    transform: scale(1.02);
}

.layout-card.active {
    border-color: var(--color-primary);
    background: rgba(255, 77, 41, 0.08);
}

.layout-preview {
    margin-bottom: var(--space-lg);
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Professional Layout Diagrams */
.layout-diagram-pro {
    width: 100%;
    height: 100%;
    display: flex;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease;
}

/* Split Diagram */
.split-diagram {
    flex-direction: row;
}

.split-diagram .diagram-panel {
    display: flex;
    flex-direction: column;
}

.split-diagram .editor-panel {
    flex: 1;
    background: rgba(3, 16, 36, 0.9);
}

.split-diagram .preview-panel {
    flex: 1;
    background: rgba(5, 25, 50, 0.9);
}

.split-diagram .panel-header {
    display: flex;
    gap: 2px;
    padding: 4px 6px;
    background: rgba(0, 0, 0, 0.3);
    font-size: 7px;
}

.split-diagram .panel-header.single {
    font-size: 8px;
    color: rgba(255, 255, 255, 0.7);
    gap: 4px;
}

.split-diagram .panel-header.single i {
    font-size: 8px;
    color: var(--color-primary);
}

.split-diagram .tab {
    padding: 2px 5px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 2px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 6px;
}

.split-diagram .tab.active {
    background: var(--color-primary);
    color: white;
}

.split-diagram .panel-content {
    flex: 1;
    padding: 6px;
}

.split-diagram .code-lines {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.split-diagram .code-lines span {
    height: 3px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 1px;
}

.split-diagram .code-lines span:nth-child(1) { width: 70%; }
.split-diagram .code-lines span:nth-child(2) { width: 50%; margin-left: 10px; }
.split-diagram .code-lines span:nth-child(3) { width: 60%; margin-left: 10px; }
.split-diagram .code-lines span:nth-child(4) { width: 40%; }
.split-diagram .code-lines span:nth-child(5) { width: 55%; }

.split-diagram .preview-content {
    display: flex;
    align-items: center;
    justify-content: center;
}

.split-diagram .preview-mockup,
.stacked-diagram .preview-mockup {
    width: 60%;
    height: 70%;
    background: linear-gradient(135deg, rgba(255, 77, 41, 0.2) 0%, rgba(0, 85, 164, 0.2) 100%);
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.diagram-resizer {
    width: 8px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: col-resize;
}

.diagram-resizer i {
    font-size: 8px;
    color: rgba(255, 255, 255, 0.3);
}

.diagram-resizer.horizontal {
    width: 100%;
    height: 6px;
    cursor: row-resize;
}

/* Stacked Diagram */
.stacked-diagram {
    flex-direction: column;
}

.stacked-diagram .stacked-editors {
    flex: 1;
    display: flex;
    gap: 2px;
    padding: 4px;
    background: rgba(0, 0, 0, 0.2);
}

.stacked-diagram .stacked-editor-mini {
    flex: 1;
    background: rgba(3, 16, 36, 0.9);
    border-radius: 4px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.stacked-diagram .editor-header {
    font-size: 7px;
    padding: 3px 5px;
    background: rgba(0, 0, 0, 0.3);
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    gap: 3px;
}

.stacked-diagram .editor-header i {
    font-size: 8px;
}

.stacked-diagram .stacked-editor-mini:nth-child(1) .editor-header i { color: #E44D26; }
.stacked-diagram .stacked-editor-mini:nth-child(2) .editor-header i { color: #264DE4; }
.stacked-diagram .stacked-editor-mini:nth-child(3) .editor-header i { color: #F7DF1E; }

.stacked-diagram .editor-body {
    flex: 1;
    padding: 4px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.stacked-diagram .editor-body span {
    height: 2px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 1px;
}

.stacked-diagram .editor-body span:nth-child(1) { width: 80%; }
.stacked-diagram .editor-body span:nth-child(2) { width: 60%; }

.stacked-diagram .stacked-preview {
    flex: 0.8;
    background: rgba(5, 25, 50, 0.9);
    display: flex;
    flex-direction: column;
}

.stacked-diagram .stacked-preview .panel-header {
    font-size: 8px;
    padding: 3px 6px;
    background: rgba(0, 0, 0, 0.3);
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    gap: 4px;
}

.stacked-diagram .stacked-preview .panel-header i {
    color: var(--color-primary);
    font-size: 8px;
}

.stacked-diagram .stacked-preview .preview-mockup {
    margin: 6px auto;
    width: 50%;
    height: 60%;
}

/* Columns Diagram */
.columns-diagram {
    flex-direction: row;
    gap: 1px;
    background: rgba(255, 255, 255, 0.1);
}

.columns-diagram .column-mini {
    flex: 1;
    background: rgba(3, 16, 36, 0.95);
    display: flex;
    flex-direction: column;
}

.columns-diagram .column-mini.preview {
    flex: 1.2;
    background: rgba(5, 25, 50, 0.95);
}

.columns-diagram .column-header {
    padding: 4px;
    text-align: center;
    background: rgba(0, 0, 0, 0.3);
    font-size: 10px;
}

.columns-diagram .column-mini[data-type="html"] .column-header i { color: #E44D26; }
.columns-diagram .column-mini[data-type="css"] .column-header i { color: #264DE4; }
.columns-diagram .column-mini[data-type="js"] .column-header i { color: #F7DF1E; }
.columns-diagram .column-mini.preview .column-header i { color: var(--color-primary); }

.columns-diagram .column-body {
    flex: 1;
    padding: 4px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.columns-diagram .column-body span {
    height: 2px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 1px;
}

.columns-diagram .column-body span:nth-child(1) { width: 85%; }
.columns-diagram .column-body span:nth-child(2) { width: 65%; }
.columns-diagram .column-body span:nth-child(3) { width: 75%; }

.columns-diagram .column-body.preview-body {
    background: linear-gradient(180deg, rgba(255, 77, 41, 0.1) 0%, rgba(0, 85, 164, 0.1) 100%);
}

/* Layout Info */
.layout-info h4 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.layout-info h4 i {
    color: var(--color-primary);
    font-size: 14px;
}

.layout-info p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: var(--space-md);
}

.layout-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.layout-features span {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.6);
    display: flex;
    align-items: center;
    gap: 4px;
}

.layout-features span i {
    font-size: 9px;
    color: var(--color-success);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .layout-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .layout-preview {
        height: 100px;
    }

    .ide-container.layout-stacked .stacked-editors,
    .ide-container.layout-columns .column-editors {
        flex-direction: column;
    }

    .ide-container.layout-stacked .stacked-editor,
    .ide-container.layout-columns .column-editor {
        border-right: none;
        border-bottom: 1px solid var(--glass-border);
    }

    .ide-container.layout-stacked .stacked-editor:last-child,
    .ide-container.layout-columns .column-editor:last-child {
        border-bottom: none;
    }
}

/* Focus Mode - Full browser window (not native fullscreen) */
.focus-mode {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: var(--z-modal);
    background: radial-gradient(ellipse at top left, #05204b 25%, #031127 60%);
    overflow: hidden;
}

.focus-mode .main-content {
    margin-top: 0;
    min-height: 100vh;
    background: none;
}

.focus-mode .ide-layout {
    height: 100vh;
    margin-top: 0;
}

.focus-mode #moreless-header,
.focus-mode #moreless-footer,
.focus-mode .page-layout {
    display: none;
}

.focus-mode .editor-status-bar {
    display: flex !important;
}

/* Light Theme Overrides - Complete Visibility Fix */
.ide-layout.light-theme {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #e9ecef 100%);
}

.ide-layout.light-theme .ide-toolbar {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-bottom: 1px solid #dee2e6;
    border-top: none;
    border-left: none;
    border-right: none;
}

.ide-layout.light-theme .ide-toolbar::after {
    background: linear-gradient(90deg, transparent, #FF4D29, #0055A4, transparent);
}

.ide-layout.light-theme .project-name-input {
    background: #f8f9fa;
    color: #212529;
    border-color: #dee2e6;
}

.ide-layout.light-theme .project-name-input:hover,
.ide-layout.light-theme .project-name-input:focus {
    background: #ffffff;
    border-color: #FF4D29;
}

.ide-layout.light-theme .toolbar-btn {
    background: rgba(0, 0, 0, 0.03);
    color: #495057;
    border-color: #dee2e6;
}

.ide-layout.light-theme .toolbar-btn:hover {
    background: rgba(255, 77, 41, 0.1);
    color: #FF4D29;
    border-color: #FF4D29;
}

.ide-layout.light-theme .toolbar-btn.active {
    background: #FF4D29;
    color: #ffffff;
    border-color: #FF4D29;
}

/* Light Theme - Export Button (Blue) */
.ide-layout.light-theme .toolbar-btn.export-btn {
    background: rgba(52, 152, 219, 0.15);
    border-color: rgba(52, 152, 219, 0.3);
    color: #2980b9;
}

.ide-layout.light-theme .toolbar-btn.export-btn:hover {
    background: rgba(52, 152, 219, 0.25);
    border-color: rgba(52, 152, 219, 0.5);
    color: #2980b9;
}

/* Light Theme - Focus Button (Orange) */
.ide-layout.light-theme .toolbar-btn.focus-btn {
    background: linear-gradient(135deg, #FF4D29 0%, #e04420 100%);
    border: none;
    color: #ffffff;
}

.ide-layout.light-theme .toolbar-btn.focus-btn:hover {
    background: linear-gradient(135deg, #FF4D29 0%, #e04420 100%);
    border: none;
    color: #ffffff;
}

/* Light Theme - Trash Button (Red) */
.ide-layout.light-theme .toolbar-btn.trash-btn {
    background: rgba(231, 76, 60, 0.15);
    border-color: rgba(231, 76, 60, 0.3);
    color: #c0392b;
}

.ide-layout.light-theme .toolbar-btn.trash-btn:hover {
    background: rgba(231, 76, 60, 0.25);
    border-color: rgba(231, 76, 60, 0.5);
    color: #c0392b;
}

/* Light Theme - Favorite Button */
.ide-layout.light-theme #favoriteBtn.active {
    background: rgba(0, 0, 0, 0.03);
    border-color: #dee2e6;
}

.ide-layout.light-theme #favoriteBtn.active i {
    color: #E74C3C;
}

.ide-layout.light-theme .editor-panel,
.ide-layout.light-theme .output-panel {
    background: #ffffff;
    border-color: #dee2e6;
}

.ide-layout.light-theme .file-tabs,
.ide-layout.light-theme .output-tabs {
    background: #f8f9fa;
    border-color: #dee2e6;
}

.ide-layout.light-theme .file-tab {
    background: #e9ecef;
    color: #6c757d;
    border-color: #dee2e6;
}

.ide-layout.light-theme .file-tab:hover {
    background: #dee2e6;
    color: #495057;
}

.ide-layout.light-theme .file-tab.active {
    background: #ffffff;
    color: #212529;
    border-bottom-color: #FF4D29;
}

.ide-layout.light-theme .file-tab.active::after {
    background: #FF4D29;
}

.ide-layout.light-theme .add-tab-btn {
    color: #6c757d;
}

.ide-layout.light-theme .add-tab-btn:hover {
    color: #FF4D29;
    background: rgba(255, 77, 41, 0.1);
}

.ide-layout.light-theme .output-tab {
    color: #6c757d;
    border-bottom-color: transparent;
}

.ide-layout.light-theme .output-tab:hover {
    background: #e9ecef;
    color: #495057;
}

.ide-layout.light-theme .output-tab.active {
    color: #212529;
    border-bottom-color: #FF4D29;
    background: #ffffff;
}

.ide-layout.light-theme .CodeMirror {
    background: #ffffff;
    color: #212529;
}

.ide-layout.light-theme .CodeMirror-gutters {
    background: #f8f9fa;
    border-color: #dee2e6;
}

.ide-layout.light-theme .CodeMirror-linenumber {
    color: #6c757d;
}

.ide-layout.light-theme .CodeMirror-cursor {
    border-left-color: #212529;
}

.ide-layout.light-theme .CodeMirror-selected {
    background: rgba(255, 77, 41, 0.1);
}

.ide-layout.light-theme .CodeMirror-activeline-background {
    background: rgba(0, 0, 0, 0.03);
}

.ide-layout.light-theme .editor-status-bar {
    background: #f8f9fa;
    border-top-color: #dee2e6;
    color: #6c757d;
}

.ide-layout.light-theme .panel-resizer {
    background: #dee2e6;
}

.ide-layout.light-theme .panel-resizer:hover {
    background: #FF4D29;
}

.ide-layout.light-theme .console-container {
    background: #f8f9fa;
}

.ide-layout.light-theme .console-output {
    color: #212529;
}

.ide-layout.light-theme .console-log {
    color: #495057;
    border-bottom-color: rgba(0, 0, 0, 0.05);
}

.ide-layout.light-theme .console-log.error {
    color: #dc3545;
    background: rgba(220, 53, 69, 0.1);
}

.ide-layout.light-theme .console-log.warn {
    color: #ffc107;
    background: rgba(255, 193, 7, 0.1);
}

.ide-layout.light-theme .console-log.info {
    color: #0d6efd;
    background: rgba(13, 110, 253, 0.1);
}

.ide-layout.light-theme .console-log.success {
    color: #198754;
    background: rgba(25, 135, 84, 0.1);
}

.ide-layout.light-theme .console-input-wrapper {
    background: #ffffff;
    border-top-color: #dee2e6;
}

.ide-layout.light-theme .console-prompt {
    color: #FF4D29;
}

.ide-layout.light-theme .console-input {
    color: #212529;
}

/* Light Theme - Stacked/Columns Layouts */
.ide-layout.light-theme .stacked-editor,
.ide-layout.light-theme .column-editor {
    border-color: #dee2e6;
}

.ide-layout.light-theme .stacked-editor-header,
.ide-layout.light-theme .column-editor-header {
    background: #f8f9fa;
    border-color: #dee2e6;
    color: #495057;
}

.ide-layout.light-theme .stacked-resizer,
.ide-layout.light-theme .column-resizer {
    background: #dee2e6;
}

.ide-layout.light-theme .stacked-resizer:hover,
.ide-layout.light-theme .column-resizer:hover {
    background: #FF4D29;
}

.ide-layout.light-theme .stacked-resizer:before,
.ide-layout.light-theme .column-resizer:before {
    background: #6c757d;
}

/* Light Theme - Folder System */
.ide-layout.light-theme .folder-overlay,
.ide-layout.light-theme .floating-folder-window {
    background: #ffffff;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: 1px solid #dee2e6;
}

.ide-layout.light-theme .folder-overlay-header,
.ide-layout.light-theme .floating-header {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-bottom: 1px solid #dee2e6;
}

.ide-layout.light-theme .folder-overlay-header h4,
.ide-layout.light-theme .floating-header h4 {
    color: #212529;
}

.ide-layout.light-theme .folder-item {
    color: #495057;
}

.ide-layout.light-theme .folder-item:hover {
    background: #f8f9fa;
}

.ide-layout.light-theme .folder-item.active {
    background: rgba(255, 77, 41, 0.1);
    color: #FF4D29;
}

.ide-layout.light-theme .folder-label {
    color: #212529;
}

.ide-layout.light-theme .folder-overlay-footer,
.ide-layout.light-theme .floating-footer {
    background: #f8f9fa;
    border-top: 1px solid #dee2e6;
    color: #6c757d;
}

/* Light Theme - Focus Mode */
.focus-mode .ide-layout.light-theme {
    background: radial-gradient(ellipse at top left, #05204b 25%, #031127 60%);
}

.focus-mode .ide-layout.light-theme .main-content {
    background: none;
}

/* Light Theme - Tab Close Buttons */
.ide-layout.light-theme .file-tab .tab-close {
    color: #6c757d;
}

.ide-layout.light-theme .file-tab .tab-close:hover {
    color: #dc3545;
}

.ide-layout.light-theme .file-tab.active .tab-close {
    color: #495057;
}

/* Light Theme - Stacked Layout Panels */
.ide-layout.light-theme .stacked-file-panel {
    background: #ffffff;
    border-bottom-color: #dee2e6;
}

.ide-layout.light-theme .stacked-panel-header {
    background: #f1f3f5;
    border-bottom-color: #dee2e6;
}

.ide-layout.light-theme .stacked-panel-title {
    color: #212529;
}

.ide-layout.light-theme .stacked-panel-icon {
    color: #FF4D29;
}

.ide-layout.light-theme .stacked-control-btn {
    color: #6c757d;
}

.ide-layout.light-theme .stacked-control-btn:hover {
    background: #e9ecef;
    color: #212529;
}

.ide-layout.light-theme .stacked-control-btn.close-btn:hover {
    background: #dc3545;
    color: #ffffff;
}

.ide-layout.light-theme .stacked-preview-panel iframe {
    background: #ffffff;
}

/* Light Theme - Stacked Add File Button */
.ide-layout.light-theme .stacked-add-file-btn {
    background: #f8f9fa;
    border-color: #ced4da;
    color: #6c757d;
}

.ide-layout.light-theme .stacked-add-file-btn:hover {
    background: rgba(255, 77, 41, 0.1);
    border-color: #FF4D29;
    color: #FF4D29;
}

/* Light Theme - Stacked Resizer */
.ide-layout.light-theme .stacked-editors .stacked-resizer {
    background: #dee2e6;
}

.ide-layout.light-theme .stacked-editors .stacked-resizer:hover {
    background: #FF4D29;
}

/* Light Theme - Column Layout */
.ide-layout.light-theme .column-panel {
    background: #ffffff;
    border-right-color: #dee2e6;
}

.ide-layout.light-theme .column-panel-header {
    background: #f1f3f5;
    border-bottom-color: #dee2e6;
}

.ide-layout.light-theme .column-panel-title {
    color: #212529;
}

.ide-layout.light-theme .column-panel-icon {
    color: #FF4D29;
}

.ide-layout.light-theme .column-control-btn {
    color: #6c757d;
}

.ide-layout.light-theme .column-control-btn:hover {
    background: #e9ecef;
    color: #212529;
}

.ide-layout.light-theme .column-control-btn.close-btn:hover {
    background: #dc3545;
    color: #ffffff;
}

/* Light Theme - Column Add File Button */
.ide-layout.light-theme .column-add-file-btn {
    background: #f8f9fa;
    border-color: #ced4da;
    color: #6c757d;
}

.ide-layout.light-theme .column-add-file-btn:hover {
    background: rgba(255, 77, 41, 0.1);
    border-color: #FF4D29;
    color: #FF4D29;
}

/* Light Theme - Column Resizer */
.ide-layout.light-theme .column-editors .column-resizer {
    background: #dee2e6;
}

.ide-layout.light-theme .column-editors .column-resizer:hover {
    background: #FF4D29;
}

/* Light Theme - Column Status Bar */
.ide-layout.light-theme .columns-status-bar {
    background: #f8f9fa;
    border-top-color: #dee2e6;
    color: #6c757d;
}

/* Light Theme - Collapsed Panel States */
.ide-layout.light-theme .stacked-file-panel.collapsed {
    background: #f1f3f5;
}

.ide-layout.light-theme .stacked-file-panel.collapsed .stacked-panel-header {
    background: #e9ecef;
}

.ide-layout.light-theme .stacked-file-panel.collapsed .stacked-control-btn {
    color: #495057;
}

.ide-layout.light-theme .stacked-file-panel.collapsed .stacked-control-btn:hover {
    background: #dee2e6;
    color: #212529;
}

.ide-layout.light-theme .column-panel.collapsed {
    background: #f1f3f5;
}

.ide-layout.light-theme .column-panel.collapsed .column-panel-header {
    background: transparent;
}

.ide-layout.light-theme .column-panel.collapsed .column-control-btn {
    color: #495057;
}

.ide-layout.light-theme .column-panel.collapsed .column-control-btn:hover {
    background: #dee2e6;
    color: #212529;
}

/* Light Theme - Maximized Panel States */
.ide-layout.light-theme .stacked-file-panel.maximized {
    background: #ffffff;
}

.ide-layout.light-theme .stacked-file-panel.maximized .stacked-panel-header {
    background: #f1f3f5;
}

.ide-layout.light-theme .column-panel.maximized {
    background: #ffffff;
}

.ide-layout.light-theme .column-panel.maximized .column-panel-header {
    background: #f1f3f5;
}

/* Light Theme - Preview Panel in Columns */
.ide-layout.light-theme .column-editors .preview-panel iframe {
    background: #ffffff;
}

/* Light Theme - Stacked Output */
.ide-layout.light-theme .stacked-output-tab {
    color: #6c757d;
}

.ide-layout.light-theme .stacked-output-tab:hover {
    background: #e9ecef;
    color: #495057;
}

.ide-layout.light-theme .stacked-output-tab.active {
    color: #212529;
    background: #ffffff;
    border-bottom-color: #FF4D29;
}

.ide-layout.light-theme .stacked-console-output {
    background: #f8f9fa;
    color: #212529;
}

.ide-layout.light-theme .stacked-console-input-wrapper {
    background: #ffffff;
    border-top-color: #dee2e6;
}

.ide-layout.light-theme .stacked-console-input {
    color: #212529;
}

/* Light Theme - Columns Output */
.ide-layout.light-theme .column-output-tab {
    color: #6c757d;
}

.ide-layout.light-theme .column-output-tab:hover {
    background: #e9ecef;
    color: #495057;
}

.ide-layout.light-theme .column-output-tab.active {
    color: #212529;
    background: #ffffff;
    border-bottom-color: #FF4D29;
}

.ide-layout.light-theme .column-console-output {
    background: #f8f9fa;
    color: #212529;
}

.ide-layout.light-theme .column-console-input-wrapper {
    background: #ffffff;
    border-top-color: #dee2e6;
}

.ide-layout.light-theme .column-console-input {
    color: #212529;
}

/* Mobile Responsive */
@media (max-width: 1200px) {
    .ide-container {
        flex-direction: column;
    }
    
    .panel-resizer.vertical {
        display: none;
    }
    
    .panel-resizer.horizontal {
        display: block;
    }
    
    .editor-panel,
    .output-panel {
        min-width: unset;
        width: 100%;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Toolbar compact breakpoint - hide button text, single row */
@media (max-width: 824px) {
    .ide-toolbar {
        padding: var(--space-md) var(--space-lg);
    }

    .btn-text {
        display: none;
    }

    .project-name-input {
        min-width: 100px;
        font-size: var(--font-size-xs);
    }
}

@media (max-width: 768px) {
    .main-content {
        margin-top: 60px;
        min-height: calc(100vh - 60px);
        transform: none;
        contain: none;
        will-change: auto;
    }

    .ide-layout {
        height: calc(100vh - 60px);
    }

    .file-tab {
        min-width: 80px;
        padding: var(--space-xs) var(--space-sm);
    }
    
    .file-tab span {
        font-size: 10px;
    }
    
    .shortcuts-grid {
        grid-template-columns: 1fr;
    }
    
    .CodeMirror {
        font-size: 12px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .feature-card {
        padding: var(--space-lg);
    }
    
    .feature-icon {
        width: 48px;
        height: 48px;
        font-size: var(--font-size-lg);
    }
    
    .feature-card h3 {
        font-size: var(--font-size-md);
    }
    
    .feature-card p {
        font-size: var(--font-size-sm);
    }
    
    .faq-question {
        padding: var(--space-lg);
    }
    
    .faq-answer-content {
        padding: 0 var(--space-lg) var(--space-lg);
    }
    
    .content-wrapper {
        padding: var(--space-lg);
    }
}

/* Toolbar two-row breakpoint - wrap to 2 rows, align left */
@media (max-width: 695px) {
    .ide-toolbar {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
        padding: var(--space-sm) var(--space-lg);
    }

    .toolbar-section {
        width: 100%;
        justify-content: flex-start;
    }

    .toolbar-buttons {
        flex-wrap: wrap;
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    .ide-layout {
        height: calc(100vh - 60px);
    }
    
    .editor-status-bar {
        font-size: 10px;
        padding: 2px var(--space-sm);
    }
    
    .status-left,
    .status-right {
        gap: var(--space-sm);
    }
    
    .tool-modal-content {
        width: 95%;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .feature-card {
        padding: var(--space-lg);
    }
    
    .faq-question {
        padding: var(--space-md);
    }
    
    .faq-question h3 {
        font-size: var(--font-size-sm);
    }
    
    .content-wrapper {
        padding: var(--space-md);
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Print Styles */
@media print {
    .ide-toolbar,
    .file-tabs,
    .output-tabs,
    .editor-status-bar,
    .panel-resizer,
    #moreless-header,
    #moreless-footer {
        display: none;
    }
    
    .ide-container {
        flex-direction: column;
    }
    
    .CodeMirror {
        height: auto;
    }
}

/* Performance Optimizations */
.will-change-transform { will-change: transform; }
.will-change-opacity { will-change: opacity; }
.will-change-auto { will-change: auto; }

.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 {
    display: flex;
    align-items: center;
    align-self: flex-start;
    margin-top: 30px;
    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;
}

/* ============= Folder Structure System ============= */

.folder-picker-toolbar {
    position: relative;
    margin-right: var(--space-lg);
    flex-shrink: 0;
    max-width: 180px;
}

.folder-trigger-toolbar {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 6px 12px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-md);
    color: var(--color-white);
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateZ(0);
    font-size: var(--font-size-sm);
    height: 36px;
}

.folder-trigger-toolbar:hover {
    transform: translateY(-1px) scale(1.01);
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
}

.folder-trigger-toolbar i:first-child {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-sm);
}

.folder-trigger-toolbar .folder-name {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 90px;
    font-weight: 600;
}

.folder-trigger-toolbar .folder-chevron {
    font-size: 10px;
    opacity: 0.8;
    transition: transform var(--transition-normal);
}

.folder-trigger-toolbar:hover .folder-chevron {
    transform: rotate(180deg);
}

.folder-picker {
    position: relative;
    margin-right: var(--space-md);
    flex-shrink: 0;
    max-width: 200px;
}

.folder-trigger {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-md);
    color: var(--color-white);
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateZ(0);
}

.folder-trigger:hover {
    transform: translateY(-2px) scale(1.02);
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
}

.folder-trigger i:first-child {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-md);
}

.folder-name {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100px;
}

.folder-chevron {
    font-size: var(--font-size-xs);
    opacity: 0.8;
    transition: transform var(--transition-normal);
}

.folder-trigger:hover .folder-chevron {
    transform: rotate(180deg);
}

/* Folder Overlay Menu */
.folder-overlay {
    position: fixed;
    top: auto;
    left: auto;
    min-width: 320px;
    max-width: min(400px, calc(100vw - 40px));
    max-height: min(500px, calc(100vh - 200px));
    background: rgba(3, 16, 36, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-md);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.95);
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                visibility 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

.folder-picker-toolbar:hover .folder-overlay,
.folder-overlay:hover,
.folder-overlay.show {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) scale(1) !important;
    transition-delay: 200ms;
}

.folder-overlay-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    border-bottom: 1px solid var(--glass-border-light);
    background: linear-gradient(135deg, var(--glass-bg-secondary) 0%, var(--glass-bg) 100%);
}

.folder-overlay-header h4 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin: 0;
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--color-white);
}

.folder-overlay-header h4 i {
    color: var(--color-primary);
}

.folder-actions {
    display: flex;
    gap: var(--space-xs);
}

.folder-action-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.10);
    border: 1px solid var(--glass-border-light);
    border-radius: var(--radius-md);
    color: var(--color-light-gray);
    cursor: pointer;
    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);
}

.folder-action-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
    transform: scale(1.05);
}

/* Folder Tree */
.folder-tree {
    max-height: 350px;
    overflow-y: auto;
    padding: var(--space-sm) 0;
}

.folder-tree::-webkit-scrollbar {
    width: 6px;
}

.folder-tree::-webkit-scrollbar-track {
    background: var(--glass-bg-secondary);
    border-radius: var(--radius-sm);
}

.folder-tree::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: var(--radius-sm);
}

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

.folder-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    user-select: none;
}

.folder-item:hover {
    background: rgba(255, 77, 41, 0.1);
    color: var(--color-primary);
}

.folder-item.active {
    background: rgba(255, 77, 41, 0.2);
    color: var(--color-primary);
    font-weight: 600;
}

.folder-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--color-primary);
}

.folder-indent {
    width: 20px;
    flex-shrink: 0;
}

.folder-expand-btn {
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--color-light-gray);
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: var(--radius-xs);
}

.folder-expand-btn:hover {
    background: var(--glass-bg-secondary);
    color: var(--color-primary);
}

.folder-expand-btn.expanded {
    transform: rotate(90deg);
}

.folder-icon {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    flex-shrink: 0;
}

.folder-icon.file {
    color: var(--color-light-gray);
}

.folder-label {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--color-white);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.folder-rename-input {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--color-white);
    background: rgba(8, 22, 50, 0.55);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-sm);
    padding: 2px 6px;
    outline: none;
    font-family: inherit;
}

.folder-rename-input:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--color-primary);
}

.folder-meta {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-left: auto;
}

.folder-count {
    font-size: var(--font-size-xs);
    color: var(--color-light-gray);
    background: var(--glass-bg-secondary);
    padding: 2px 6px;
    border-radius: var(--radius-xs);
    opacity: 0.8;
}

/* Folder Action Buttons */
.folder-add-btn,
.folder-delete-btn,
.folder-destroy-btn,
.folder-rename-btn {
    width: 18px;
    height: 18px;
    border: none;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 10px;
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
}

.folder-add-btn {
    background: var(--color-primary);
}

.folder-rename-btn {
    background: #3498db;
    font-size: 8px;
}

.folder-delete-btn {
    background: #e74c3c;
}

.folder-destroy-btn {
    background: #8b0000;
    border: 2px solid #ff0000;
    font-size: 11px;
}

.folder-item:hover .folder-add-btn,
.folder-item:hover .folder-delete-btn,
.folder-item:hover .folder-destroy-btn,
.folder-item:hover .folder-rename-btn {
    opacity: 1;
    transform: scale(1);
}

.folder-add-btn:hover {
    background: var(--color-primary-light);
    transform: scale(1.1);
}

.folder-rename-btn:hover {
    background: #2980b9;
    transform: scale(1.1);
}

.folder-delete-btn:hover {
    background: #c0392b;
    transform: scale(1.1);
}

.folder-destroy-btn:hover {
    background: #ff0000;
    border-color: #ff4444;
    transform: scale(1.2);
}

/* Drag & Drop States */
.folder-item.dragging {
    opacity: 0.5;
    transform: scale(0.95);
    z-index: 1000;
}

.folder-item.drag-over {
    background: rgba(255, 77, 41, 0.15);
    border-left: 3px solid var(--color-primary);
    transform: translateX(3px);
}

.folder-item[draggable="true"] {
    cursor: grab;
}

.folder-item[draggable="true"]:active {
    cursor: grabbing;
}

.folder-overlay-footer {
    padding: var(--space-sm) var(--space-md);
    border-top: 1px solid var(--glass-border-light);
    background: var(--glass-bg-secondary);
}

.folder-stats {
    font-size: var(--font-size-xs);
    color: var(--color-light-gray);
    text-align: center;
    opacity: 0.8;
}

/* Floating Folder Window */
.floating-folder-window {
    position: fixed;
    background: rgba(3, 16, 36, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-md);
    z-index: 50000;
    min-width: 250px;
    min-height: 200px;
    max-width: 500px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    resize: none;
    overflow: hidden;
}

.floating-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: linear-gradient(135deg, var(--glass-bg-secondary) 0%, var(--glass-bg) 100%);
    border-bottom: 1px solid var(--glass-border-light);
    cursor: move;
    user-select: none;
}

.floating-drag-handle {
    color: var(--color-light-gray);
    font-size: 14px;
    opacity: 0.6;
    cursor: grab;
}

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

.floating-header h4 {
    flex: 1;
    margin: 0;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-white);
    cursor: move;
}

.floating-header h4 i {
    color: var(--color-primary);
    margin-right: var(--space-xs);
}

.floating-controls {
    display: flex;
    gap: var(--space-xs);
}

.floating-btn {
    width: 24px;
    height: 24px;
    border: none;
    background: var(--glass-bg-secondary);
    color: var(--color-light-gray);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.floating-content {
    padding: var(--space-xs);
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.floating-content .folder-tree {
    max-height: none;
    overflow-y: visible;
}

.floating-content .folder-item {
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
}

.floating-content .folder-icon {
    font-size: 12px;
}

.floating-content .folder-label {
    font-size: var(--font-size-xs);
}

.floating-content .folder-add-btn,
.floating-content .folder-delete-btn,
.floating-content .folder-destroy-btn,
.floating-content .folder-rename-btn {
    width: 14px;
    height: 14px;
    font-size: 8px;
}

.floating-footer {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: var(--space-xs) var(--space-md);
    padding-right: 20px;
    border-top: 1px solid var(--glass-border-light);
    background: var(--glass-bg-secondary);
    position: relative;
    min-height: 28px;
    flex-shrink: 0;
}

.floating-footer .folder-stats {
    font-size: 10px;
    color: var(--color-light-gray);
    opacity: 0.8;
}

.floating-folder-window .floating-resize-handle {
    width: 16px;
    height: 16px;
    position: absolute;
    bottom: 2px;
    right: 2px;
    cursor: nw-resize;
    background: linear-gradient(-45deg, transparent 30%, var(--color-primary) 30%, var(--color-primary) 35%, transparent 35%, transparent 65%, var(--color-primary) 65%, var(--color-primary) 70%, transparent 70%);
    opacity: 0.6;
    transition: opacity var(--transition-normal);
    z-index: 10;
    pointer-events: auto;
}

.floating-folder-window .floating-resize-handle:hover {
    opacity: 1;
}

/* Floating Window Minimized State */
.floating-folder-window.minimized {
    height: 38px !important;
    width: 200px !important;
    min-height: 38px;
    overflow: hidden;
}

.floating-folder-window.minimized .floating-content,
.floating-folder-window.minimized .floating-footer {
    display: none;
}

.floating-folder-window.minimized .floating-resize-handle {
    display: block !important;
}

.floating-folder-window.minimized .floating-header {
    padding: var(--space-xs) var(--space-sm);
    border-bottom: none;
}

.floating-folder-window.minimized .floating-header h4 {
    font-size: var(--font-size-xs);
}

/* ============= Templates Modal ============= */

.templates-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    padding: var(--space-md);
}

.template-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: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
}

.template-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.08);
}

.template-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-md);
    background: linear-gradient(135deg, rgba(255, 77, 41, 0.2), rgba(255, 77, 41, 0.05));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--color-primary);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.template-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.template-badge.game {
    background: linear-gradient(135deg, #9b59b6, #8e44ad);
    color: white;
}

.template-badge.utility {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
}

.template-badge.creative {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
}

.template-card h4 {
    margin: 0 0 var(--space-sm);
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-primary);
}

.template-card p {
    margin: 0 0 var(--space-lg);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.6;
}

.template-select-btn {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    background: var(--color-primary);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-weight: 600;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.template-select-btn:hover {
    background: var(--color-primary-dark);
    transform: scale(1.02);
}

.template-select-btn i {
    font-size: var(--font-size-base);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .templates-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .template-icon {
        width: 70px;
        height: 70px;
        font-size: 2rem;
    }

    .usage-steps-horizontal {
        flex-direction: column;
        gap: var(--space-lg, 1.5rem);
    }

    .step-arrow {
        transform: rotate(90deg);
        font-size: 1.25rem;
    }

    .step-icon {
        width: 70px;
        height: 70px;
    }

    .step-icon i {
        font-size: 1.25rem;
    }

    .quick-features {
        grid-template-columns: 1fr;
        gap: var(--space-md, 1rem);
    }

    .quick-feature {
        padding: var(--space-md, 1rem);
    }
}

@media (max-width: 480px) {
    .step-icon {
        width: 60px;
        height: 60px;
    }

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

    .usage-step h4 {
        font-size: var(--font-size-base, 1rem);
    }

    .usage-step p {
        font-size: var(--font-size-xs, 0.75rem);
    }
}

/* ============= Projects Modal ============= */

/* Generic button styles */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

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

/* Projects Modal - allow scrolling with sticky footer */
#projectsModal .tool-modal-content {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    max-height: 90vh;
}

#projectsModal .tool-modal-body {
    flex: 1;
    max-height: calc(90vh - 180px);
    overflow-y: auto;
    overflow-x: hidden;
}

#projectsModal .tool-modal-footer {
    padding: var(--space-lg) var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
}

.projects-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.project-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.project-card.active {
    background: rgba(255, 77, 41, 0.1);
    border-color: var(--color-primary);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
}

.project-name i {
    color: var(--color-primary);
}

.project-name-label {
    flex: 1;
}

.project-rename-input {
    flex: 1;
    background: var(--glass-bg);
    border: 1px solid var(--color-primary);
    color: var(--text-primary);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-md);
    font-size: var(--font-size-lg);
    font-weight: 600;
    outline: none;
}

.active-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.25rem 0.75rem;
    background: var(--color-primary);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    line-height: 1;
}

.project-actions {
    display: flex;
    gap: var(--space-sm);
}

.project-action-btn {
    width: 36px;
    height: 36px;
    padding: 0;
    background: rgba(255, 255, 255, 0.10);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-action-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.project-action-btn.delete-btn {
    background: rgba(231, 76, 60, 0.12);
    border-color: rgba(231, 76, 60, 0.25);
    color: rgba(231, 76, 60, 0.9);
}

.project-action-btn.delete-btn:hover {
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.5);
    color: #ef4444;
}

.project-meta {
    display: flex;
    gap: var(--space-lg);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.project-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.project-meta i {
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
    .project-header {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .project-actions {
        width: 100%;
        justify-content: space-between;
    }

    .project-action-btn {
        flex: 1;
        justify-content: center;
    }

    .project-meta {
        flex-direction: column;
        gap: var(--space-sm);
    }
}

/* 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;
    }
}

/* TABLET OPTIMIZATION (769px-900px) - Keep usage steps horizontal */
@media (max-width: 900px) and (min-width: 769px) {
    .usage-steps-horizontal {
        display: flex;
        flex-wrap: nowrap;
        justify-content: center;
        align-items: flex-start;
        gap: var(--space-md);
    }

    .usage-step {
        flex: 1;
        max-width: 160px;
        text-align: center;
        align-items: center;
    }

    .step-arrow {
        display: flex;
    }

    .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: 10px;
        line-height: 1.2;
    }
}

/* MOBILE OPTIMIZATION */

@media (max-width: 768px) {
    .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: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-lg);
        justify-items: center;
    }

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

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

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

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

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

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

    .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);
    }
}

@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;
    }
}

/* ═══════════════════════════════════════════════════════════════
   MOBILE BOTTOM BAR - Hidden by default, shown on phones only
   ═══════════════════════════════════════════════════════════════ */

.mobile-bottom-bar {
    display: none;
}

.mobile-bar-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.85);
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.mobile-bar-btn:active {
    background: rgba(255, 255, 255, 0.15);
}

.mobile-bar-btn i {
    font-size: 14px;
}

.mobile-bar-btn-danger {
    background: rgba(231, 76, 60, 0.15);
    border-color: rgba(231, 76, 60, 0.3);
}

.mobile-bar-btn-danger i {
    color: #e74c3c;
}

.mobile-bar-btn-danger:active {
    background: rgba(231, 76, 60, 0.25);
}

.mobile-bar-btn-primary {
    background: rgba(39, 174, 96, 0.15);
    border-color: rgba(39, 174, 96, 0.3);
}

.mobile-bar-btn-primary i {
    color: #27ae60;
}

.mobile-bar-btn-primary:active {
    background: rgba(39, 174, 96, 0.25);
}

.mobile-bar-divider {
    display: none;
    width: 1px;
    height: 24px;
    background: rgba(255, 255, 255, 0.2);
    flex-shrink: 0;
}

.output-panel-controls {
    display: none;
}

/* ═══════════════════════════════════════════════════════════════
   PHONE-ONLY STYLES - Applied via body.is-phone class
   Uses device detection, not just viewport width
   ═══════════════════════════════════════════════════════════════ */

body.is-phone .mobile-bottom-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 52px;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding: 0 var(--space-sm);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.02) 100%),
        linear-gradient(135deg, rgba(5,20,45,0.98) 0%, rgba(3,16,36,0.95) 50%, rgba(10,25,50,0.98) 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    z-index: 1000;
}

body.is-phone .mobile-bar-divider {
    display: block;
}

/* Download button - BLUE (1:1 from PC export-btn) */
body.is-phone #mobileDownloadBtn {
    background: rgba(52, 152, 219, 0.15);
    border: 1px solid rgba(52, 152, 219, 0.4);
}

body.is-phone #mobileDownloadBtn i {
    color: #3498db;
}

body.is-phone #mobileDownloadBtn:active {
    background: rgba(52, 152, 219, 0.25);
}

/* Fullscreen button - SOLID ORANGE (1:1 from PC focus-btn) */
body.is-phone #mobileFullscreenBtn {
    background: linear-gradient(135deg, #FF4D29 0%, #e0421e 100%);
    border: 1px solid rgba(255, 77, 41, 0.5);
}

body.is-phone #mobileFullscreenBtn i {
    color: #ffffff;
}

body.is-phone #mobileFullscreenBtn:active {
    background: linear-gradient(135deg, #e0421e 0%, #c9391a 100%);
}

body.is-phone .main-content {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 52px;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

body.is-phone .ide-layout {
    height: 100%;
    width: 100%;
}

body.is-phone .ide-toolbar {
    display: none;
}

body.is-phone .ide-container,
body.is-phone .ide-container.vertical,
body.is-phone .ide-container.horizontal,
body.is-phone .ide-container.layout-split,
body.is-phone .ide-container.layout-stacked,
body.is-phone .ide-container.layout-columns {
    display: flex !important;
    flex-direction: column !important;
    height: 100% !important;
    width: 100% !important;
}

body.is-phone .editor-panel,
body.is-phone .ide-container.vertical .editor-panel,
body.is-phone .ide-container.horizontal .editor-panel,
body.is-phone .ide-container.layout-split .editor-panel {
    width: 100% !important;
    height: auto !important;
    min-width: 0 !important;
    min-height: 100px !important;
    flex: 1 !important;
    margin: 0 !important;
}

body.is-phone .output-panel,
body.is-phone .ide-container.vertical .output-panel,
body.is-phone .ide-container.horizontal .output-panel,
body.is-phone .ide-container.layout-split .output-panel {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    min-width: 0 !important;
    min-height: 0 !important;
    flex: 1 1 0 !important;
    overflow: hidden !important;
    margin: 0 !important;
}

body.is-phone .panel-resizer.vertical {
    display: none;
}

body.is-phone .panel-resizer.horizontal {
    display: flex;
    width: 100%;
    height: 8px;
    cursor: ns-resize;
}

body.is-phone .file-tabs {
    padding: var(--space-xs);
    min-height: 44px;
    gap: var(--space-xs);
}

body.is-phone .file-tab {
    min-width: 80px;
    min-height: 40px;
    padding: var(--space-sm) var(--space-md);
}

body.is-phone .file-tab span {
    font-size: 12px;
    max-width: 70px;
}

body.is-phone .add-tab-btn {
    display: none;
}

body.is-phone .output-tabs {
    padding: 0 var(--space-xs);
}

body.is-phone .output-tab {
    padding: var(--space-xs) var(--space-sm);
    font-size: 11px;
}

body.is-phone .editor-status-bar {
    padding: 2px var(--space-xs);
    font-size: 9px;
}

body.is-phone .status-item {
    padding: 0 var(--space-xs);
}

body.is-phone .CodeMirror {
    font-size: 12px;
}

body.is-phone .page-layout {
    display: none;
}

body.is-phone #moreless-footer {
    display: none;
}

body.is-phone .folder-overlay {
    width: calc(100vw - 16px);
    max-width: none;
    max-height: 50vh;
    left: 8px !important;
    right: 8px !important;
    bottom: 60px !important;
    top: auto !important;
    transform: translateY(20px) !important;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

body.is-phone .folder-overlay.show {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

body.is-phone #pinFoldersBtn {
    display: none !important;
}

body.is-phone .floating-folder-window {
    display: none !important;
}

/* Phone Focus Mode */
body.is-phone.focus-mode .main-content {
    top: 0 !important;
    bottom: 52px !important;
}

body.is-phone.focus-mode .mobile-bottom-bar {
    display: flex !important;
}

/* Output Panel Controls for Phone */
body.is-phone .output-tabs {
    padding: var(--space-xs);
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--space-xs);
    flex-shrink: 0;
}

body.is-phone .output-tab {
    padding: var(--space-sm) var(--space-md);
    font-size: 12px;
    min-height: 36px;
}

body.is-phone .output-panel-controls {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-left: auto;
}

body.is-phone .output-control-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: rgba(255, 255, 255, 0.7);
    cursor: pointer;
}

body.is-phone .output-control-btn:active {
    background: rgba(255, 255, 255, 0.15);
}

body.is-phone .output-control-btn i {
    font-size: 12px;
}

/* Preview & Console containers - proper sizing */
body.is-phone .preview-container,
body.is-phone .console-container {
    flex: 1;
    min-height: 0;
    display: none;
}

body.is-phone .preview-container.active {
    display: flex !important;
    flex-direction: column !important;
    overflow: hidden !important;
    min-height: 0 !important;
    flex: 1 1 0 !important;
}

body.is-phone .console-container.active {
    display: flex !important;
    flex-direction: column !important;
    min-height: 0 !important;
    flex: 1 1 0 !important;
    overflow: hidden !important;
}

body.is-phone .preview-container {
    padding: 0;
}

body.is-phone #previewFrame {
    width: 100%;
    height: 100%;
    flex: 1;
    border: none;
}

/* Console optimization - flex layout */
body.is-phone .console-output {
    flex: 1 1 0 !important;
    min-height: 0 !important;
    max-height: none !important;
    overflow-y: auto !important;
    font-size: 11px;
    padding: var(--space-xs);
}

body.is-phone .console-input-wrapper {
    flex: 0 0 44px !important;
    min-height: 44px !important;
    display: flex !important;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.3);
}

body.is-phone .console-input {
    flex: 1 !important;
    font-size: 14px;
    padding: var(--space-xs) var(--space-sm);
    width: 100%;
    min-height: 32px;
    background: rgba(8, 22, 50, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    color: rgba(255, 255, 255, 0.9);
}

body.is-phone .console-prompt {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 16px;
}

/* Output Panel States */
body.is-phone .output-panel.maximized {
    position: fixed !important;
    top: 52px !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 52px !important;
    z-index: 100 !important;
    display: flex !important;
    flex-direction: column !important;
    border-radius: 0 !important;
    background: var(--color-dark);
}

body.is-phone .output-panel.maximized .output-tabs {
    padding-top: var(--space-xl);
    min-height: 56px;
}

body.is-phone.focus-mode .output-panel.maximized {
    top: 0 !important;
}

body.is-phone.focus-mode .output-panel.maximized .output-tabs {
    padding-top: calc(var(--space-xl) + var(--space-md));
    min-height: 64px;
}

body.is-phone .output-panel.minimized,
body.is-phone .ide-container.vertical .output-panel.minimized,
body.is-phone .ide-container.horizontal .output-panel.minimized,
body.is-phone .ide-container.layout-split .output-panel.minimized {
    position: fixed !important;
    bottom: 52px !important;
    left: 0 !important;
    right: 0 !important;
    top: auto !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    height: 44px !important;
    min-height: 44px !important;
    max-height: 44px !important;
    z-index: 999 !important;
    background: linear-gradient(180deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.02) 100%),
                linear-gradient(135deg, rgba(5,20,45,0.98) 0%, rgba(3,16,36,0.95) 50%, rgba(10,25,50,0.98) 100%) !important;
    border-top: 1px solid rgba(255, 255, 255, 0.12) !important;
    border-bottom: none !important;
    border-left: none !important;
    border-right: none !important;
    border-radius: 0 !important;
    margin: 0 !important;
    padding: 0 var(--space-sm) !important;
    overflow: hidden !important;
}

body.is-phone .output-panel.minimized .output-tabs {
    display: flex !important;
    flex: 1 !important;
    align-items: center !important;
    gap: var(--space-xs) !important;
    height: 44px !important;
    min-height: 44px !important;
    padding: 0 !important;
    background: transparent !important;
    border: none !important;
}

body.is-phone .output-panel.minimized .preview-container,
body.is-phone .output-panel.minimized .console-container {
    display: none !important;
}

body.is-phone .editor-panel.maximized,
body.is-phone .ide-container.vertical .editor-panel.maximized,
body.is-phone .ide-container.horizontal .editor-panel.maximized,
body.is-phone .ide-container.layout-split .editor-panel.maximized {
    flex: 1 1 100% !important;
    height: 100% !important;
    min-height: 0 !important;
    max-height: none !important;
}

/* Hide resizer when output is minimized/maximized */
body.is-phone .output-panel.minimized ~ .panel-resizer.horizontal,
body.is-phone .output-panel.maximized ~ .panel-resizer.horizontal {
    display: none !important;
}

/* Code Editor Settings Modal - Phone Layout (scoped to #settingsModal only) */
body.is-phone #settingsModal .settings-modal-wide {
    max-width: calc(100vw - 32px) !important;
    width: calc(100vw - 32px) !important;
    margin: 16px !important;
}

body.is-phone #settingsModal .settings-modal-body {
    flex-direction: column !important;
    min-height: auto !important;
    max-height: calc(100vh - 180px) !important;
}

body.is-phone #settingsModal .settings-sidebar {
    width: 100% !important;
    flex-direction: row !important;
    justify-content: center !important;
    padding: var(--space-sm) !important;
    gap: var(--space-sm) !important;
    border-right: none !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
    background: rgba(255, 255, 255, 0.06) !important;
}

body.is-phone #settingsModal .settings-nav-item {
    flex-direction: column !important;
    gap: 4px !important;
    padding: var(--space-sm) var(--space-md) !important;
    border-left: none !important;
    border-bottom: 2px solid transparent !important;
    border-radius: var(--radius-md) !important;
    font-size: 10px !important;
    min-width: 70px !important;
    text-align: center !important;
    justify-content: center !important;
}

body.is-phone #settingsModal .settings-nav-item i {
    font-size: 18px !important;
    width: auto !important;
}

body.is-phone #settingsModal .settings-nav-item.active {
    border-left-color: transparent !important;
    border-bottom-color: var(--color-primary) !important;
    background: rgba(255, 77, 41, 0.15) !important;
}

body.is-phone #settingsModal .settings-content {
    padding: var(--space-md) !important;
    max-height: none !important;
    overflow-y: auto !important;
}

body.is-phone #settingsModal .settings-section h3 {
    font-size: 16px !important;
    margin-bottom: var(--space-md) !important;
}

body.is-phone #settingsModal .setting-item {
    padding: var(--space-sm) 0 !important;
}

body.is-phone #settingsModal .setting-item label {
    font-size: 13px !important;
}

body.is-phone #settingsModal .custom-checkbox {
    width: 20px !important;
    height: 20px !important;
    min-width: 20px !important;
}

body.is-phone #settingsModal .tool-modal-header {
    padding: var(--space-sm) var(--space-md) !important;
}

body.is-phone #settingsModal .tool-modal-header h3,
body.is-phone #settingsModal .tool-modal-header h5 {
    font-size: 14px !important;
    gap: var(--space-xs) !important;
}

body.is-phone #settingsModal .tool-modal-header h3 i,
body.is-phone #settingsModal .tool-modal-header h5 i {
    font-size: 14px !important;
}

body.is-phone #settingsModal .tool-modal-close {
    width: 36px !important;
    height: 36px !important;
    font-size: 18px !important;
}

body.is-phone #settingsModal .settings-section h4 {
    font-size: 12px !important;
}

body.is-phone #settingsModal .settings-section {
    border-bottom: none !important;
}

/* Projects Modal - Phone Optimization */
body.is-phone #projectsModal .tool-modal-content {
    max-width: calc(100vw - 24px) !important;
    width: calc(100vw - 24px) !important;
    margin: 12px !important;
    max-height: calc(100vh - 24px) !important;
}

body.is-phone #projectsModal .tool-modal-header {
    padding: var(--space-sm) var(--space-md) !important;
}

body.is-phone #projectsModal .tool-modal-header h3 {
    font-size: 14px !important;
    gap: var(--space-xs) !important;
}

body.is-phone #projectsModal .tool-modal-header h3 i {
    font-size: 14px !important;
}

body.is-phone #projectsModal .tool-modal-close {
    width: 36px !important;
    height: 36px !important;
    font-size: 18px !important;
}

body.is-phone #projectsModal .tool-modal-body {
    padding: var(--space-sm) !important;
    max-height: calc(100vh - 140px) !important;
}

body.is-phone #projectsModal .projects-list {
    gap: var(--space-sm) !important;
}

body.is-phone #projectsModal .project-card {
    padding: var(--space-sm) var(--space-md) !important;
    border-radius: var(--radius-md) !important;
}

body.is-phone #projectsModal .project-header {
    flex-direction: row !important;
    align-items: center !important;
    gap: var(--space-sm) !important;
    margin-bottom: var(--space-xs) !important;
}

body.is-phone #projectsModal .project-name {
    font-size: 14px !important;
    flex: 1 !important;
    min-width: 0 !important;
    display: flex !important;
    align-items: center !important;
    gap: var(--space-xs) !important;
    overflow: hidden !important;
}

body.is-phone #projectsModal .project-name i {
    font-size: 14px !important;
    flex-shrink: 0 !important;
}

body.is-phone #projectsModal .active-badge {
    font-size: 9px !important;
    padding: 2px 6px !important;
    margin-left: var(--space-xs) !important;
    flex-shrink: 0 !important;
}

body.is-phone #projectsModal .project-actions {
    width: auto !important;
    flex-shrink: 0 !important;
    gap: var(--space-xs) !important;
}

body.is-phone #projectsModal .project-action-btn {
    width: 32px !important;
    height: 32px !important;
    flex: none !important;
    font-size: 12px !important;
}

body.is-phone #projectsModal .project-rename-input {
    font-size: 14px !important;
    padding: 4px 8px !important;
    min-width: 0 !important;
    flex: 1 !important;
}

body.is-phone #projectsModal .project-name-label {
    font-size: 14px !important;
    min-width: 0 !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
}

body.is-phone #projectsModal .project-meta {
    flex-direction: row !important;
    flex-wrap: wrap !important;
    gap: var(--space-sm) !important;
    font-size: 11px !important;
}

body.is-phone #projectsModal .project-meta span {
    gap: 3px !important;
}

body.is-phone #projectsModal .tool-modal-footer {
    padding: var(--space-sm) var(--space-md) !important;
}

body.is-phone #projectsModal .tool-modal-footer .btn {
    padding: var(--space-sm) var(--space-md) !important;
    font-size: 13px !important;
}

body.is-phone #projectsModal .tool-modal-footer .btn i {
    font-size: 12px !important;
}