/* ============================================
   AI BACKGROUND REMOVER - MODERN STYLES
   ============================================ */

/* CSS Variables */
:root {
    --primary-color: #00f0ff;
    --secondary-color: #ff00ff;
    --accent-color: #00ff88;
    --warning-color: #ffaa00;
    --error-color: #ff3366;
    
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-card: rgba(255, 255, 255, 0.03);
    
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #606070;
    
    --border-color: rgba(0, 240, 255, 0.1);
    --border-glow: rgba(0, 240, 255, 0.3);
    
    --gradient-primary: linear-gradient(135deg, #00f0ff 0%, #0080ff 100%);
    --gradient-secondary: linear-gradient(135deg, #ff00ff 0%, #ff0080 100%);
    --gradient-accent: linear-gradient(135deg, #00ff88 0%, #00cc66 100%);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 30px rgba(0, 240, 255, 0.2);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Light Theme */
.light-theme {
    --bg-primary: #f5f7fa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #e8ecf1;
    --bg-card: rgba(255, 255, 255, 0.8);
    
    --text-primary: #1a1a2e;
    --text-secondary: #4a4a5a;
    --text-muted: #8a8a9a;
    
    --border-color: rgba(0, 102, 204, 0.15);
    --border-glow: rgba(0, 102, 204, 0.3);
}

/* ============================================
   BASE STYLES
   ============================================ */

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Background Animation */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 10% 20%, rgba(0, 240, 255, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(255, 0, 255, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(0, 255, 136, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   BREADCRUMB NAVIGATION
   ============================================ */

.breadcrumb {
    padding: 100px 0 20px;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, transparent 100%);
}

.breadcrumb ol {
    display: flex;
    align-items: center;
    gap: 10px;
    list-style: none;
    flex-wrap: wrap;
}

.breadcrumb li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.breadcrumb li a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-fast);
}

.breadcrumb li a:hover {
    text-shadow: 0 0 10px var(--primary-color);
}

.breadcrumb li[aria-current="page"] {
    color: var(--text-primary);
    font-weight: 500;
}

.breadcrumb li i {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ============================================
   HERO SECTION
   ============================================ */

.tool-hero {
    text-align: center;
    padding: 40px 0 60px;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.tool-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 30px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: white;
    box-shadow: 0 10px 40px rgba(0, 240, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.tool-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.2) 50%,
        transparent 70%
    );
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) rotate(45deg); }
    100% { transform: translateX(100%) rotate(45deg); }
}

.tool-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tool-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.6;
}

.tool-badges {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: var(--transition-normal);
}

.badge:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

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

/* ============================================
   TOOL INTERFACE
   ============================================ */

.tool-interface {
    position: relative;
    margin-bottom: 80px;
}

/* Upload Zone */
.upload-zone {
    background: var(--bg-card);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: 80px 40px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.upload-zone::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-normal);
}

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

.upload-zone:hover::before {
    opacity: 0.05;
}

.upload-zone.dragover {
    border-color: var(--accent-color);
    background: rgba(0, 255, 136, 0.05);
    transform: scale(1.02);
}

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

.upload-icon-wrapper {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.upload-icon-wrapper i {
    font-size: 4rem;
    color: var(--primary-color);
    z-index: 1;
}

.upload-pulse {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: pulse-ring 2s infinite;
}

.upload-pulse::before,
.upload-pulse::after {
    content: '';
    position: absolute;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.upload-pulse::before {
    width: 130%;
    height: 130%;
    animation: pulse-ring 2s infinite 0.5s;
}

.upload-pulse::after {
    width: 160%;
    height: 160%;
    animation: pulse-ring 2s infinite 1s;
}

@keyframes pulse-ring {
    0% { transform: translate(-50%, -50%) scale(0.8); opacity: 1; }
    100% { transform: translate(-50%, -50%) scale(1.2); opacity: 0; }
}

.upload-zone h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.upload-zone p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.browse-link {
    color: var(--primary-color);
    text-decoration: underline;
    cursor: pointer;
}

.supported-formats {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.format-tag {
    padding: 6px 14px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Editor Section */
.editor-section {
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.canvas-container {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 30px;
    align-items: center;
    margin-bottom: 40px;
}

.canvas-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    position: relative;
}

.canvas-wrapper h4 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
}

.canvas-wrapper h4 i {
    color: var(--primary-color);
}

.canvas-wrapper canvas {
    width: 100%;
    max-width: 100%;
    border-radius: var(--radius-md);
    display: block;
}

.canvas-wrapper.result {
    position: relative;
}

.transparency-grid {
    position: absolute;
    top: 53px;
    left: 20px;
    right: 20px;
    bottom: 20px;
    background-image: 
        linear-gradient(45deg, #1a1a25 25%, transparent 25%),
        linear-gradient(-45deg, #1a1a25 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #1a1a25 75%),
        linear-gradient(-45deg, transparent 75%, #1a1a25 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
    border-radius: var(--radius-md);
    z-index: -1;
}

.light-theme .transparency-grid {
    background-image: 
        linear-gradient(45deg, #e8ecf1 25%, transparent 25%),
        linear-gradient(-45deg, #e8ecf1 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #e8ecf1 75%),
        linear-gradient(-45deg, transparent 75%, #e8ecf1 75%);
}

.canvas-arrow {
    font-size: 2rem;
    color: var(--primary-color);
    animation: arrow-pulse 2s infinite;
}

@keyframes arrow-pulse {
    0%, 100% { transform: translateX(0); opacity: 1; }
    50% { transform: translateX(10px); opacity: 0.5; }
}

/* Controls Panel */
.controls-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 30px;
}

.control-group {
    margin-bottom: 30px;
}

.control-group:last-child {
    margin-bottom: 0;
}

.control-group h4 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.control-group h4 i {
    color: var(--primary-color);
}

/* Background Type Selector */
.bg-type-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    background: var(--bg-tertiary);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.radio-label:hover {
    border-color: var(--border-glow);
}

.radio-label input[type="radio"] {
    display: none;
}

.radio-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--text-muted);
    border-radius: 50%;
    position: relative;
    transition: var(--transition-fast);
}

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

.radio-label input[type="radio"]:checked + .radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary-color);
}

.radio-text {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.radio-label input[type="radio"]:checked ~ .radio-text {
    color: var(--primary-color);
}

/* Color Picker */
.color-picker-section,
.gradient-picker-section {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.color-picker-section label,
.gradient-picker-section label {
    display: block;
    margin-bottom: 15px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.color-options,
.gradient-options {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.color-btn {
    width: 50px;
    height: 50px;
    border: 3px solid transparent;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-fast);
    position: relative;
}

.color-btn:hover {
    transform: scale(1.1);
}

.color-btn.active {
    border-color: var(--primary-color);
    box-shadow: 0 0 15px var(--primary-color);
}

.color-btn.custom {
    background: var(--bg-tertiary);
    border: 2px dashed var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.color-btn.custom:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.gradient-btn {
    width: 70px;
    height: 50px;
    border: 3px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    overflow: hidden;
    padding: 0;
}

.gradient-btn:hover {
    transform: scale(1.05);
}

.gradient-btn.active {
    border-color: var(--primary-color);
    box-shadow: 0 0 15px var(--primary-color);
}

.gradient-preview {
    width: 100%;
    height: 100%;
}

/* Sliders */
.slider-control {
    display: grid;
    grid-template-columns: 100px 1fr 50px;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.slider-control label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.futuristic-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    outline: none;
}

.futuristic-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
    transition: var(--transition-fast);
}

.futuristic-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.8);
}

.slider-value {
    text-align: right;
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: 500;
}

/* Buttons */
.action-buttons {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 30px;
    border: none;
    border-radius: var(--radius-md);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    flex: 1;
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 5px 20px rgba(0, 240, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 240, 255, 0.5);
}

.btn-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: var(--transition-slow);
}

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

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

/* Download Section */
.download-section {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.download-section h4 {
    margin-bottom: 20px;
}

.download-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.btn-download {
    padding: 12px 20px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    flex-direction: column;
    gap: 5px;
}

.btn-download i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.btn-download:hover {
    border-color: var(--accent-color);
    background: rgba(0, 255, 136, 0.1);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

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

.ai-processing {
    position: relative;
    width: 150px;
    height: 150px;
    margin: 0 auto 30px;
}

.brain-icon {
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
    position: relative;
    z-index: 1;
    animation: brain-pulse 2s infinite;
}

@keyframes brain-pulse {
    0%, 100% { box-shadow: 0 0 30px rgba(0, 240, 255, 0.5); }
    50% { box-shadow: 0 0 60px rgba(0, 240, 255, 0.8); }
}

.processing-waves {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.wave {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: wave-expand 2s infinite;
}

.wave:nth-child(2) {
    animation-delay: 0.5s;
}

.wave:nth-child(3) {
    animation-delay: 1s;
}

@keyframes wave-expand {
    0% { width: 100%; height: 100%; opacity: 1; }
    100% { width: 200%; height: 200%; opacity: 0; }
}

.loading-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.loading-progress {
    width: 300px;
    margin: 0 auto;
}

.progress-bar {
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 3px;
    width: 0%;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px var(--primary-color);
}

.progress-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ============================================
   FEATURES SECTION
   ============================================ */

.features-section {
    margin-bottom: 80px;
}

.section-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    text-align: center;
    margin-bottom: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 30px;
    text-align: center;
    transition: var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.8rem;
    color: white;
}

.feature-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ============================================
   HOW IT WORKS
   ============================================ */

.how-it-works {
    margin-bottom: 80px;
}

.steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.step {
    text-align: center;
    max-width: 250px;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    margin: 0 auto 15px;
}

.step-icon {
    width: 80px;
    height: 80px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin: 0 auto 20px;
    transition: var(--transition-normal);
}

.step:hover .step-icon {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.step h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.step p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.step-arrow {
    font-size: 1.5rem;
    color: var(--primary-color);
    opacity: 0.5;
}

/* ============================================
   FAQ SECTION
   ============================================ */

.faq-section {
    margin-bottom: 80px;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 15px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 20px 25px;
    background: transparent;
    border: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    text-align: left;
    transition: var(--transition-fast);
}

.faq-question:hover {
    background: rgba(0, 240, 255, 0.05);
}

.faq-question i {
    transition: var(--transition-fast);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 25px 20px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   FOOTER
   ============================================ */

.main-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.footer-brand .logo i {
    font-size: 2rem;
    color: var(--primary-color);
}

.footer-brand .logo h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
}

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

.footer-links {
    display: flex;
    gap: 60px;
}

.link-group h4 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    margin-bottom: 20px;
}

.link-group a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 10px;
    transition: var(--transition-fast);
}

.link-group a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .canvas-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .canvas-arrow {
        transform: rotate(90deg);
    }
    
    .bg-type-selector {
        grid-template-columns: 1fr;
    }
    
    .download-buttons {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .tool-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .steps {
        flex-direction: column;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 30px;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .upload-zone {
        padding: 50px 20px;
    }
}

@media (max-width: 480px) {
    .tool-badges {
        flex-direction: column;
        align-items: center;
    }
    
    .badge {
        width: 100%;
        justify-content: center;
    }
    
    .color-options,
    .gradient-options {
        justify-content: center;
    }
}