/* IMAGE OPTIMIZER - Styles */

/* === VARIABLES === */
:root {
    /* Core Color Palette - Dark Theme (Default) */
    --primary-bg: #050b1a;
    --secondary-bg: #0c1425;
    --tertiary-bg: #162038;
    --accent-color-1: #00e5ff;
    --accent-color-2: #ff00bb;
    --accent-color-3: #4d68ff;
    --text-primary: #e0f7fc;
    --text-secondary: #8aecff;
    
    /* Functional Colors */
    --glass-bg: rgba(12, 23, 44, 0.75);
    --card-border: rgba(0, 229, 255, 0.2);
    --glass-highlight: rgba(0, 229, 255, 0.1);
    --success-color: #00ffa3;
    --warning-color: #ffb300;
    --error-color: #ff3860;
    
    /* Animation Timing */
    --transition-fast: 0.3s;
    --transition-medium: 0.5s;
    --transition-slow: 0.8s;
    
    /* Neon Glow Effects */
    --neon-glow-primary: 0 0 10px rgba(0, 229, 255, 0.3), 0 0 20px rgba(0, 229, 255, 0.2);
    --neon-glow-secondary: 0 0 10px rgba(255, 0, 187, 0.3), 0 0 20px rgba(255, 0, 187, 0.2);
    --neon-glow-accent: 0 0 15px rgba(77, 104, 255, 0.4);
}

/* === BODY AND GLOBAL STYLES === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Orbitron', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    margin: 0;
    padding-top: 60px; /* Reduced padding to prevent content overlap */
    background-image: 
        radial-gradient(circle at 25% 30%, rgba(0, 229, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 75% 70%, rgba(255, 0, 187, 0.05) 0%, transparent 50%);
}

.tool-page-container {
    min-height: 100vh;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    margin-top: 20px; /* Add margin to prevent overlap with nav */
}

/* Windows UI Style Navigation Overrides */
.universal-nav {
    background: rgba(10, 13, 20, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(0, 240, 255, 0.2);
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
}

.universal-nav .nav-brand {
    display: flex;
    align-items: center;
}

.universal-nav .nav-title {
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--accent-color-1);
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

.universal-nav .nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.universal-nav .nav-item {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 6px 10px;
    border-radius: 4px;
}

.universal-nav .nav-item:hover {
    background: rgba(0, 240, 255, 0.1);
    color: var(--accent-color-1);
}

.universal-nav .dropdown {
    position: relative;
}

.universal-nav .dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(16, 24, 38, 0.95);
    min-width: 200px;
    border-radius: 6px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    display: none;
    z-index: 1001;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 240, 255, 0.2);
    overflow: hidden;
    transform-origin: top center;
    transition: transform 0.2s ease-out, opacity 0.2s ease-out;
    opacity: 0;
    transform: translateY(-10px);
    padding: 10px 0;
    margin-top: 5px;
}

.universal-nav .dropdown:hover .dropdown-content {
    display: flex;
    flex-wrap: wrap;
    opacity: 1;
    transform: translateY(0);
}

.universal-nav .dropdown-section {
    padding: 10px 15px;
    width: 180px;
}

.universal-nav .dropdown-section h3 {
    color: var(--accent-color-1);
    font-size: 0.85rem;
    margin-bottom: 8px;
    padding-bottom: 5px;
    border-bottom: 1px solid rgba(0, 240, 255, 0.2);
}

.universal-nav .dropdown-section a {
    display: block;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.8rem;
    padding: 6px 0;
    transition: all 0.2s ease;
}

.universal-nav .dropdown-section a:hover {
    color: var(--accent-color-1);
    transform: translateX(3px);
}

.universal-nav .theme-toggle {
    cursor: pointer;
    font-size: 1.1rem;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.universal-nav .theme-toggle:hover {
    color: var(--accent-color-1);
    transform: rotate(30deg);
}

/* Futuristic grid pattern */
.tool-page-container::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 229, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 229, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: -1;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
    background: var(--primary-bg);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, var(--accent-color-1), var(--accent-color-3));
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, var(--accent-color-2), var(--accent-color-3));
}

/* Light Theme Variables */
body.light-theme {
    --primary-bg: #ffffff;
    --secondary-bg: #f8fafc;
    --tertiary-bg: #e2e8f0;
    --accent-color-1: #0066ff;
    --accent-color-2: #7c3aed;
    --accent-color-3: #2563eb;
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --glass-bg: rgba(255, 255, 255, 0.95);
    --card-border: rgba(0, 102, 255, 0.3);
    --glass-highlight: rgba(255, 255, 255, 0.8);
    --success-color: #16a34a;
    --warning-color: #ea580c;
}
.universal-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 13, 20, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-brand a {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--accent-color-1);
}

.nav-logo {
    height: 40px;
    margin-right: 10px;
}

.nav-title {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: 'Orbitron', monospace;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-item {
    color: #ffffff;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--accent-color-1);
}

.theme-toggle {
    background: none;
    border: none;
    color: #ffffff;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--accent-color-1);
}

/* === TOOL HEADER === */
.tool-header {
    position: relative;
    background: linear-gradient(135deg, rgba(4, 15, 40, 0.9), rgba(8, 25, 55, 0.95));
    padding: 6rem 0 3rem;
    text-align: center;
    overflow: hidden;
    margin-bottom: 2rem;
    border-radius: 20px;
    box-shadow: var(--neon-glow-primary);
}

.tool-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at center, rgba(0, 229, 255, 0.1) 0%, transparent 70%),
        linear-gradient(0deg, transparent 49%, rgba(0, 229, 255, 0.05) 50%, transparent 51%),
        linear-gradient(90deg, transparent 49%, rgba(0, 229, 255, 0.05) 50%, transparent 51%);
    background-size: 100% 100%, 40px 40px, 40px 40px;
    opacity: 0.8;
    z-index: 0;
    animation: pulse 8s infinite alternate;
}

@keyframes pulse {
    0% { opacity: 0.5; }
    50% { opacity: 0.8; }
    100% { opacity: 0.5; }
}

.header-content {
    position: relative;
    z-index: 2;
}

.tool-header h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 1rem;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-shadow: 0 0 10px var(--accent-color-1), 0 0 20px rgba(0, 229, 255, 0.5);
    background: linear-gradient(90deg, var(--accent-color-1), #ffffff, var(--accent-color-1));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% auto;
    animation: textShine 5s linear infinite;
}

@keyframes textShine {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

.tool-header p {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 300;
    letter-spacing: 0.5px;
    text-shadow: 0 0 5px rgba(138, 236, 255, 0.5);
}

.glowing-text {
    background: linear-gradient(90deg, var(--accent-color-1), var(--accent-color-2), var(--accent-color-3), var(--accent-color-1));
    background-size: 300% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: textGradient 8s ease infinite;
    position: relative;
}

.glowing-text::after {
    content: attr(data-text);
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(90deg, var(--accent-color-1), var(--accent-color-2), var(--accent-color-3), var(--accent-color-1));
    background-size: 300% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: blur(12px);
    opacity: 0.8;
    animation: textGradient 8s ease infinite;
}

@keyframes textGradient {
    0%, 100% {background-position: 0% 50%}
    50% {background-position: 100% 50%}
}

/* === OPTIMIZER SECTION === */
.optimizer-section {
    padding: 4rem 0;
    position: relative;
}

.optimizer-container {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--card-border);
    max-width: 1000px;
    margin: 0 auto;
}

.optimizer-container::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color-1), var(--accent-color-2), var(--accent-color-3), var(--accent-color-2), var(--accent-color-1));
    background-size: 500% 100%;
    animation: gradient-animation 8s linear infinite;
}

@keyframes gradient-animation {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* === UPLOAD AREA === */
.upload-area {
    border: 2px dashed var(--card-border);
    border-radius: 15px;
    padding: 4rem 2rem;
    text-align: center;
    transition: all var(--transition-medium) ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(0, 229, 255, 0.05), rgba(77, 104, 255, 0.02));
}

.upload-area::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(
        transparent, 
        transparent, 
        transparent, 
        var(--accent-color-1)
    );
    animation: rotate 4s linear infinite;
    opacity: 0;
    transition: opacity var(--transition-medium) ease;
}

.upload-area:hover::before {
    opacity: 0.1;
}

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

.upload-area:hover {
    border-color: var(--accent-color-1);
    box-shadow: var(--neon-glow-primary);
    transform: translateY(-5px);
}

.upload-area i {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    color: var(--accent-color-1);
    filter: drop-shadow(0 0 10px rgba(0, 229, 255, 0.5));
    animation: pulse-glow 2s infinite alternate;
}

@keyframes pulse-glow {
    from { filter: drop-shadow(0 0 5px rgba(0, 229, 255, 0.3)); }
    to { filter: drop-shadow(0 0 15px rgba(0, 229, 255, 0.7)); }
}

.upload-area p {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    font-family: 'Orbitron', sans-serif;
}

.upload-area .supported-formats {
    color: var(--text-primary);
    font-size: 0.9rem;
    opacity: 0.7;
    margin-top: 1rem;
}

.upload-area.drag-over {
    background: rgba(0, 229, 255, 0.1);
    border-color: var(--accent-color-1);
    box-shadow: 0 0 30px rgba(0, 229, 255, 0.5), inset 0 0 20px rgba(0, 229, 255, 0.2);
    transform: translateY(-5px) scale(1.01);
}

/* === SETTINGS AREA === */
.settings-area {
    display: none;
}

/* === PREVIEW AREA === */
.preview-area {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.image-preview-container {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    padding: 1rem;
    text-align: center;
    border: 1px solid var(--card-border);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-medium) ease;
}

.image-preview-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(0, 229, 255, 0.1), transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-medium) ease;
    pointer-events: none;
}

.image-preview-container:hover::before {
    opacity: 1;
}

.image-preview-container h4 {
    font-family: 'Orbitron', sans-serif;
    color: var(--accent-color-1);
    margin-bottom: 1rem;
    letter-spacing: 1px;
    font-size: 1rem;
    position: relative;
    display: inline-block;
}

.image-preview-container h4::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 10%;
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-color-1), transparent);
}

.image-preview-container img {
    max-width: 100%;
    max-height: 300px;
    border-radius: 5px;
    transition: all var(--transition-fast) ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
}

.image-preview-container:hover img {
    transform: scale(1.02);
    box-shadow: var(--neon-glow-primary);
}

.image-preview-container p {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    background: rgba(0, 0, 0, 0.2);
    padding: 0.5rem;
    border-radius: 5px;
    display: inline-block;
    min-width: 150px;
}

/* Preview Control Buttons */
.preview-control-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.preview-btn {
    background: var(--tertiary-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 0.6rem 1.2rem;
    font-family: 'Orbitron', sans-serif;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
}

.preview-btn i {
    color: var(--accent-color-1);
}

.preview-btn:hover {
    background: rgba(0, 240, 255, 0.1);
    border-color: var(--accent-color-1);
}

.preview-btn.active {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(80, 97, 255, 0.1));
    border-color: var(--accent-color-1);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

/* Preview Views */
.preview-views {
    position: relative;
    width: 100%;
}

.preview-view {
    display: none;
    animation: fadeIn 0.5s ease;
}

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

/* Side by Side View */
.side-by-side-view {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.original-preview,
.optimized-preview {
    flex: 1;
    min-width: 250px;
}

.original-preview h3,
.optimized-preview h3 {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    text-align: center;
}

.preview-box {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 200px;
    margin-bottom: 0.5rem;
    border: 1px solid var(--card-border);
    position: relative;
}

.preview-box img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* Zoom Controls */
.zoom-controls {
    position: absolute;
    top: 10px;
    right: 10px;
    display: flex;
    gap: 5px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 5px;
    padding: 5px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.preview-box:hover .zoom-controls {
    opacity: 1;
}

.zoom-btn {
    width: 24px;
    height: 24px;
    background: transparent;
    border: none;
    color: #fff;
    font-size: 12px;
    cursor: pointer;
    border-radius: 3px;
    transition: background 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.zoom-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.image-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Comparison Slider View */
.comparison-view h3 {
    text-align: center;
    margin-bottom: 1rem;
}

.comparison-container {
    position: relative;
    height: 300px;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 1rem;
    border: 1px solid var(--card-border);
    background: #000;
}

.comparison-before,
.comparison-after {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.comparison-before img,
.comparison-after img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.comparison-after {
    width: 50%;
    border-right: 2px solid var(--accent-color-1);
}

.comparison-slider {
    position: absolute;
    top: 0;
    bottom: 0;
    left: calc(50% - 20px);
    width: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: col-resize;
}

.slider-handle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--accent-color-1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.6);
    color: #fff;
}

.slider-handle i {
    font-size: 12px;
}

#comparisonRange {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: col-resize;
}

.comparison-info {
    display: flex;
    justify-content: space-around;
    text-align: center;
}

.original-info,
.optimized-info {
    display: flex;
    flex-direction: column;
}

/* Before/After Toggle View */
.toggle-view h3 {
    text-align: center;
    margin-bottom: 1rem;
}

.toggle-container {
    position: relative;
    height: 300px;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 1rem;
    border: 1px solid var(--card-border);
    background: #000;
    cursor: pointer;
}

.toggle-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.toggle-button {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    border: 1px solid var(--accent-color-1);
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.toggle-button:hover {
    background: rgba(0, 0, 0, 0.9);
    box-shadow: 0 0 10px var(--accent-color-1);
}

.toggle-info {
    text-align: center;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Tabbed Settings Panel */
.settings-tabs {
    margin-top: 2rem;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--card-border);
    background: rgba(0, 0, 0, 0.1);
}

.tabs-header {
    display: flex;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--card-border);
    overflow-x: auto;
}

.tab-btn {
    padding: 1rem 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
}

.tab-btn i {
    color: var(--accent-color-1);
}

.tab-btn:hover {
    background: rgba(0, 0, 0, 0.1);
}

.tab-btn.active {
    border-bottom: 2px solid var(--accent-color-1);
    background: rgba(0, 240, 255, 0.08);
}

.tabs-content {
    padding: 2rem;
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease;
}

.tab-content.active {
    display: block;
}

.settings-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

/* Settings Grid for new layout */
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.settings-group {
    background: rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    border-radius: 10px;
    border: 1px solid var(--card-border);
}

.light-theme .settings-group {
    background: rgba(0, 0, 0, 0.05);
}

.settings-group h3 {
    font-size: 1.1rem;
    margin-bottom: 1.2rem;
    text-align: center;
}

.setting-row {
    margin-bottom: 1.2rem;
}

.setting-row label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.setting-row.checkbox-row label {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.size-input,
.format-select {
    width: 100%;
    padding: 0.8rem 1rem;
    background: var(--tertiary-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Orbitron', sans-serif;
    transition: all var(--transition-fast) ease;
}

.size-input:focus,
.format-select:focus {
    border-color: var(--accent-color-1);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.2);
}

/* Target Size Controls */
.target-size-controls {
    margin-top: 1rem;
    opacity: 0.6;
    pointer-events: none;
    transition: all var(--transition-fast) ease;
}

.target-size-controls.active {
    opacity: 1;
    pointer-events: auto;
}

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

.unit-select {
    min-width: 70px;
    width: auto;
    padding: 0.8rem 0.5rem;
    background: var(--tertiary-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Orbitron', sans-serif;
    transition: all var(--transition-fast) ease;
}

.setting-info {
    margin-top: 0.5rem;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.8rem;
    line-height: 1.4;
}

.setting-info i {
    color: var(--accent-color-1);
    margin-top: 0.2rem;
}

/* Image Adjustments */
.effect-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: var(--tertiary-bg);
    outline: none;
    margin: 10px 0;
}

.effect-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-color-1);
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-fast) ease;
}

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

.effect-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-color-1);
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-fast) ease;
    border: none;
}

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

/* Effects Grid */
.effects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(70px, 1fr));
    gap: 0.8rem;
}

.effect-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--tertiary-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 0.8rem 0.5rem;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
}

.effect-btn i {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--accent-color-1);
}

.effect-btn span {
    font-size: 0.7rem;
    font-weight: 500;
}

.effect-btn:hover {
    border-color: var(--accent-color-1);
    background: rgba(0, 240, 255, 0.1);
}

.effect-btn.active {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(80, 97, 255, 0.1));
    border-color: var(--accent-color-1);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

/* Rotation Controls */
.rotation-controls {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.8rem;
}

.rotation-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--tertiary-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 0.8rem 0.5rem;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
}

.rotation-btn i {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--accent-color-1);
}

.rotation-btn span {
    font-size: 0.7rem;
    font-weight: 500;
    text-align: center;
}

.rotation-btn:hover {
    border-color: var(--accent-color-1);
    background: rgba(0, 240, 255, 0.1);
}

/* Format Settings */
.format-options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.format-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
    gap: 0.8rem;
}

.format-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--tertiary-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 0.8rem 0.5rem;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
}

.format-btn i {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--accent-color-1);
}

.format-btn span {
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.format-btn small {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.format-btn:hover {
    border-color: var(--accent-color-1);
    background: rgba(0, 240, 255, 0.1);
}

.format-btn.active {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(80, 97, 255, 0.1));
    border-color: var(--accent-color-1);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

/* Format Comparison */
.format-comparison {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.format-comparison-item {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 8px;
    padding: 1rem;
    border: 1px solid var(--card-border);
}

.format-comparison-item h4 {
    text-align: center;
    margin-bottom: 0.8rem;
    font-size: 1rem;
}

.format-comparison-item ul {
    list-style: none;
    padding: 0;
}

.format-comparison-item li {
    padding: 0.3rem 0;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.format-comparison-item li i.fa-check {
    color: var(--success-color);
}

.format-comparison-item li i.fa-times {
    color: var(--error-color);
}

/* Presets */
.presets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.preset-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--tertiary-bg);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    padding: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
    text-align: left;
}

.preset-btn i {
    font-size: 1.8rem;
    color: var(--accent-color-1);
    background: rgba(0, 0, 0, 0.1);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid var(--card-border);
    transition: all var(--transition-medium) ease;
}

.preset-info h4 {
    margin-bottom: 0.3rem;
    font-size: 0.9rem;
}

.preset-info p {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.preset-btn:hover {
    border-color: var(--accent-color-1);
    background: rgba(0, 240, 255, 0.1);
    transform: translateY(-3px);
}

.preset-btn.active {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(80, 97, 255, 0.1));
    border-color: var(--accent-color-1);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

/* Processing Progress */
.process-controls {
    margin-top: 2rem;
}

.processing-progress {
    margin-bottom: 1rem;
    display: none;
}

.processing-progress.active {
    display: block;
}

.progress-bar-container {
    height: 5px;
    background: var(--tertiary-bg);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent-color-1), var(--accent-color-2));
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-align: center;
}

/* Enhanced Download Area */
.result-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 2rem;
}

.result-header h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(90deg, var(--accent-color-1), var(--accent-color-2));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: textGradient 8s ease infinite;
}

.confetti-animation {
    width: 100%;
    height: 100px;
    position: relative;
}

.savings-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
    border-top: 1px solid var(--card-border);
    padding-top: 1.5rem;
    text-align: center;
}

.reduction-percent {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--success-color);
}

.size-reduction-arrow {
    display: flex;
    align-items: center;
    color: var(--accent-color-1);
    font-size: 1.2rem;
}

.secondary-options {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.action-btn {
    background: transparent;
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 0.6rem 1rem;
    font-family: 'Orbitron', sans-serif;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
    font-size: 0.8rem;
}

.action-btn:hover {
    border-color: var(--accent-color-1);
    background: rgba(0, 240, 255, 0.1);
}

.action-btn i {
    color: var(--accent-color-1);
}

/* === LIGHT THEME ENHANCEMENTS === */
.light-theme .tool-header {
    background: linear-gradient(135deg, rgba(248, 250, 252, 0.9), rgba(241, 245, 249, 0.95));
    border-bottom: 1px solid rgba(0, 102, 255, 0.1);
}

.light-theme .tool-header::before {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(124, 58, 237, 0.05));
}

.light-theme .optimizer-container {
    background: var(--glass-bg);
    border: 1px solid rgba(0, 102, 255, 0.2);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
}

.light-theme .upload-area {
    border: 2px dashed rgba(0, 102, 255, 0.3);
}

.light-theme .upload-area:hover {
    border-color: var(--accent-color-1);
    box-shadow: 0 0 20px rgba(0, 102, 255, 0.2);
}

.light-theme .upload-area.dragover {
    background: rgba(0, 102, 255, 0.05);
}

.light-theme .size-input,
.light-theme .format-select {
    background: rgba(248, 250, 252, 0.8);
    border: 2px solid rgba(0, 102, 255, 0.2);
    color: var(--text-primary);
}

.light-theme .size-input:focus,
.light-theme .format-select:focus {
    border-color: var(--accent-color-1);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.light-theme .preview-box {
    background: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 102, 255, 0.2);
}

.light-theme .process-btn {
    background: linear-gradient(135deg, var(--accent-color-3), var(--accent-color-1));
    box-shadow: 0 8px 20px rgba(0, 102, 255, 0.2);
}

.light-theme .process-btn:hover {
    box-shadow: 0 12px 25px rgba(0, 102, 255, 0.3);
}

.light-theme .download-btn {
    background: linear-gradient(135deg, var(--accent-color-1), var(--accent-color-3));
    box-shadow: 0 8px 20px rgba(0, 102, 255, 0.2);
}

.light-theme .download-btn:hover {
    box-shadow: 0 12px 25px rgba(0, 102, 255, 0.3);
}

.light-theme .reset-btn:hover {
    background: rgba(0, 102, 255, 0.05);
}

.light-theme .savings {
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.05), rgba(22, 163, 74, 0.05));
    border: 1px solid rgba(22, 163, 74, 0.3);
}

/* === RESPONSIVE DESIGN === */
@media (max-width: 1200px) {
    .tool-header h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 992px) {
    .settings-controls {
        grid-template-columns: 1fr;
    }
    
    .preview-box {
        height: 180px;
    }
}

@media (max-width: 768px) {
    .tool-header h1 {
        font-size: 2rem;
    }
    
    .optimizer-container {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    .image-preview-container {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .preview-box {
        height: 160px;
    }
    
    .upload-area {
        padding: 2rem 1rem;
    }
    
    .upload-area i {
        font-size: 3rem;
    }
    
    .settings-group {
        padding: 1.2rem;
    }
    
    .download-options {
        flex-direction: column;
    }
    
    .download-btn,
    .reset-btn {
        width: 100%;
        justify-content: center;
    }
    
    .size-comparison {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .fa-arrow-right {
        transform: rotate(90deg);
    }
}

@media (max-width: 576px) {
    .optimizer-container {
        padding: 1.2rem;
    }
    
    .tool-header h1 {
        font-size: 1.8rem;
    }
    
    .preview-box {
        height: 140px;
    }
    
    .upload-area i {
        font-size: 2.5rem;
    }
    
    .upload-area h3 {
        font-size: 1.2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .setting-row label {
        font-size: 0.8rem;
    }
}

/* Keyboard focus styles for accessibility */
a:focus,
button:focus,
input:focus,
select:focus,
.upload-area:focus {
    outline: 2px solid var(--accent-color-1);
    outline-offset: 2px;
}

/* Reduced Motion Preference */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Fix for standard appearance property compatibility */
.quality-slider, .effect-slider, input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
}

/* Global styles for buttons to fix appearance compatibility */
button {
    -webkit-appearance: none;
    appearance: none;
}

/* === TOOL FEATURES SECTION === */
.tool-features {
    padding: 6rem 0;
    background: linear-gradient(to bottom, var(--primary-bg), var(--secondary-bg));
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    background: linear-gradient(90deg, var(--accent-color-1), var(--accent-color-2), var(--accent-color-3));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: textGradient 8s ease infinite;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--glass-bg);
    border-radius: 12px;
    border: 1px solid var(--card-border);
    padding: 2rem;
    transition: all var(--transition-medium) ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0));
    z-index: 0;
    opacity: 0.2;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    border-color: var(--accent-color-1);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--accent-color-1);
    background: rgba(0, 0, 0, 0.2);
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    position: relative;
    border: 1px solid var(--card-border);
    transition: all var(--transition-medium) ease;
}

.feature-card:hover .feature-icon {
    color: var(--accent-color-2);
    border-color: var(--accent-color-2);
    transform: rotate(360deg);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

.light-theme .feature-card {
    background: rgba(255, 255, 255, 0.8);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.light-theme .feature-icon {
    background: rgba(0, 0, 0, 0.05);
}

/* Responsive adjustments for tool features */
@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        font-size: 2rem;
        margin-bottom: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
}

/* Process Button Styles */
.process-btn {
    background: linear-gradient(135deg, var(--accent-color-1), var(--accent-color-3));
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 1rem 2rem;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    width: 100%;
    max-width: 300px;
}

.process-btn i {
    font-size: 1.2rem;
}

.process-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, var(--accent-color-2), var(--accent-color-3));
}

.process-btn:active {
    transform: translateY(1px);
}

/* === DOWNLOAD AREA STYLES === */
.download-area {
    background: var(--glass-bg);
    border-radius: 12px;
    border: 1px solid var(--card-border);
    padding: 2rem;
    transition: all var(--transition-medium) ease;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.optimization-result {
    margin-bottom: 2rem;
    text-align: center;
}

.result-info {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid var(--card-border);
}

.size-comparison {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px dashed var(--card-border);
}

.original-size, .new-size {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.2rem;
}

.value {
    font-weight: 600;
    font-size: 1.2rem;
}

.download-options {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.download-btn {
    background: linear-gradient(135deg, var(--accent-color-1), var(--accent-color-3));
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 1rem 2rem;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    width: 100%;
    max-width: 350px;
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, var(--accent-color-2), var(--accent-color-3));
}

.download-btn:active {
    transform: translateY(1px);
}

/* Format selection in download area */
.download-format-options {
    width: 100%;
    max-width: 350px;
    margin: 0 auto;
    margin-top: -0.5rem;
    margin-bottom: 1rem;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 0 0 10px 10px;
    padding: 1rem;
    border: 1px solid var(--card-border);
    border-top: none;
}

.download-format-options h4 {
    text-align: center;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.download-format-selector {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
}

.format-option {
    background: var(--tertiary-bg);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.format-option i {
    color: var(--accent-color-1);
    font-size: 0.9rem;
}

.format-option.active {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(80, 97, 255, 0.1));
    border-color: var(--accent-color-1);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

.format-option:hover:not(.active) {
    border-color: var(--accent-color-1);
    background: rgba(0, 240, 255, 0.1);
}

.download-preview {
    margin-top: 1.5rem;
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px dashed var(--card-border);
}

/* === TOOL CARD STYLES === */
.tool-card {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--card-border);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-medium) ease;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-color-1), var(--accent-color-2), transparent);
    animation: borderFlowHorizontal 3s linear infinite;
}

.tool-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-color-2), var(--accent-color-1), transparent);
    animation: borderFlowHorizontalReverse 3s linear infinite;
}

@keyframes borderFlowHorizontal {
    0% { left: -100%; }
    100% { left: 100%; }
}

@keyframes borderFlowHorizontalReverse {
    0% { right: -100%; }
    100% { right: 100%; }
}

.tool-card h2 {
    color: var(--accent-color-1);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
}

.tool-card h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-color-3), var(--accent-color-1), transparent);
}

.tool-card h3 {
    color: var(--accent-color-2);
    font-size: 1.3rem;
    margin: 1.5rem 0 1rem;
    font-weight: 500;
}

.setting-group {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-fast) ease;
}

.setting-group:hover {
    box-shadow: var(--neon-glow-primary);
    transform: translateY(-2px);
}

/* === FUTURISTIC FORM CONTROLS === */
.input-group {
    margin-bottom: 1.2rem;
    position: relative;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.input-group label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: inline-block;
    margin-bottom: 0.3rem;
    font-weight: 500;
    min-width: 100px;
    letter-spacing: 0.5px;
}

.input-group input[type="number"],
.input-group input[type="text"],
.input-group select {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    padding: 0.6rem 1rem;
    border-radius: 8px;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    width: 100%;
    max-width: 300px;
    transition: all var(--transition-fast) ease;
    box-shadow: 0 0 0 transparent;
}

.input-group input[type="number"]:focus,
.input-group input[type="text"]:focus,
.input-group select:focus {
    outline: none;
    border-color: var(--accent-color-1);
    box-shadow: var(--neon-glow-primary);
}

/* Sliders */
.input-group input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    max-width: 300px;
    height: 6px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 5px;
    overflow: hidden;
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.5);
}

.input-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--accent-color-1);
    cursor: pointer;
    box-shadow: 0 0 8px var(--accent-color-1);
    transition: all var(--transition-fast) ease;
}

.input-group input[type="range"]::-webkit-slider-thumb:hover {
    background: var(--accent-color-2);
    box-shadow: 0 0 12px var(--accent-color-2);
}

.input-group span {
    display: inline-block;
    min-width: 40px;
    color: var(--accent-color-1);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
}

/* Checkbox */
.checkbox-group {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkbox-group label {
    padding-left: 35px;
    cursor: pointer;
    font-size: 0.9rem;
    display: inline-block;
    color: var(--text-primary);
    position: relative;
}

.checkbox-group label:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 20px;
    width: 20px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--card-border);
    border-radius: 4px;
    transition: all var(--transition-fast) ease;
}

.checkbox-group label:after {
    content: '';
    position: absolute;
    display: none;
    left: 7px;
    top: 3px;
    width: 6px;
    height: 10px;
    border: solid var(--accent-color-1);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    box-shadow: 0 0 5px var(--accent-color-1);
}

.checkbox-group input:checked ~ label:before {
    background: rgba(0, 229, 255, 0.1);
    border-color: var(--accent-color-1);
    box-shadow: var(--neon-glow-primary);
}

.checkbox-group input:checked ~ label:after {
    display: block;
}

/* Button Styles */
.action-button, 
.secondary-button {
    background: linear-gradient(135deg, var(--accent-color-1), var(--accent-color-3));
    color: #fff;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
    box-shadow: 0 4px 15px rgba(0, 229, 255, 0.3);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 1rem 0;
    min-width: 200px;
}

.action-button::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: all var(--transition-fast) ease;
}

.action-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 229, 255, 0.5);
}

.action-button:hover::before {
    left: 100%;
    transition: all 0.8s ease;
}

.secondary-button {
    background: transparent;
    border: 2px solid var(--accent-color-3);
    color: var(--accent-color-3);
    box-shadow: none;
}

.secondary-button:hover {
    background: rgba(77, 104, 255, 0.1);
    box-shadow: 0 5px 15px rgba(77, 104, 255, 0.2);
    transform: translateY(-3px);
}

.icon-button {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--card-border);
    color: var(--accent-color-1);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
    margin: 0 0.3rem;
}

.icon-button:hover {
    background: rgba(0, 229, 255, 0.1);
    border-color: var(--accent-color-1);
    color: #fff;
    box-shadow: var(--neon-glow-primary);
    transform: translateY(-2px);
}

.button-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin: 1rem 0;
}

/* === IMPROVED DOWNLOAD BUTTON === */
#download-btn {
    background: linear-gradient(135deg, var(--accent-color-1), var(--accent-color-3));
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 1.2rem 2.5rem;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
    box-shadow: 0 0 15px rgba(0, 229, 255, 0.4), 0 0 30px rgba(0, 229, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    width: 100%;
    max-width: 350px;
    position: relative;
    overflow: hidden;
    letter-spacing: 1px;
    text-transform: uppercase;
}

#download-btn::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--accent-color-1), var(--accent-color-2), var(--accent-color-3), var(--accent-color-2), var(--accent-color-1));
    background-size: 400% 400%;
    z-index: -1;
    border-radius: 12px;
    animation: glowingBorder 3s ease infinite;
}

#download-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: all 0.6s ease;
}

#download-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.6), 0 0 40px rgba(0, 229, 255, 0.3);
    color: white;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
}

#download-btn:hover::before {
    animation: glowingBorder 1.5s ease infinite;
}

#download-btn:hover::after {
    left: 100%;
}

#download-btn:active {
    transform: translateY(1px);
}

@keyframes glowingBorder {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* === IMPROVED START OVER BUTTON === */
#start-over-btn {
    background: transparent;
    border: 2px solid var(--accent-color-3);
    color: var(--accent-color-1);
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 1rem 0;
    min-width: 200px;
    box-shadow: 0 0 10px rgba(77, 104, 255, 0.2);
}

#start-over-btn:hover {
    background: rgba(77, 104, 255, 0.1);
    box-shadow: 0 0 15px rgba(77, 104, 255, 0.4);
    transform: translateY(-3px);
    border-color: var(--accent-color-1);
    text-shadow: 0 0 5px rgba(0, 229, 255, 0.5);
}

#start-over-btn:active {
    transform: translateY(1px);
}

/* === IMPROVED FORMAT BUTTONS === */
.format-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-top: 1.5rem;
    width: 100%;
}

.format-buttons button {
    background: linear-gradient(135deg, rgba(0, 229, 255, 0.15), rgba(77, 104, 255, 0.1));
    border: 1px solid var(--accent-color-1);
    color: var(--text-primary);
    border-radius: 8px;
    padding: 0.8rem 1.2rem;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
    flex: 1;
    min-width: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
    max-width: 180px;
}

.format-buttons button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: all 0.6s ease;
}

.format-buttons button span {
    display: block;
    font-size: 0.7rem;
    color: var(--accent-color-1);
    margin-top: 0.3rem;
}

.format-buttons button:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 15px rgba(0, 229, 255, 0.3);
    border-color: var(--accent-color-1);
    background: linear-gradient(135deg, rgba(0, 229, 255, 0.2), rgba(77, 104, 255, 0.15));
}

.format-buttons button:hover::before {
    left: 100%;
}

.format-buttons button:active {
    transform: translateY(1px);
}