/* Modern Glassmorphism Design for PixelPerfect Resizer */

:root {
    /* Color Palette */
    --primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --success: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --danger: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --warning: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
    
    /* Glass Colors */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px rgba(31, 38, 135, 0.37);
    
    /* Text Colors */
    --text-primary: #2d3748;
    --text-secondary: #718096;
    --text-light: rgba(255, 255, 255, 0.9);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Dark Mode Variables */
body.dark-mode {
    --glass-bg: rgba(0, 0, 0, 0.2);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-primary: #f7fafc;
    --text-secondary: #a0aec0;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    overflow-x: hidden;
    transition: var(--transition-normal);
}

/* Animated Background */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

/*.brand-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: inherit;
}

.brand-link img {
  margin-right: 8px;
}*/

.brand-link {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--text-light);
  font-weight: 700;
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.brand-link:hover {
  opacity: 0.85;
}

.brand-link img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

/* Mobile */
@media (max-width: 480px) {
  .brand-link {
    font-size: 1rem;
    gap: 6px;
  }

  .brand-link img {
    width: 22px;
    height: 22px;
  }
}



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

/* Floating Shapes */
.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.shape {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: float 20s infinite linear;
}

.shape-1 {
    width: 80px;
    height: 80px;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 120px;
    height: 120px;
    left: 20%;
    animation-delay: 2s;
}

.shape-3 {
    width: 60px;
    height: 60px;
    left: 70%;
    animation-delay: 4s;
}

.shape-4 {
    width: 100px;
    height: 100px;
    left: 80%;
    animation-delay: 6s;
}

.shape-5 {
    width: 90px;
    height: 90px;
    left: 50%;
    animation-delay: 8s;
}

@keyframes float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

/* Navigation */
.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(20px);
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    padding: var(--spacing-sm) 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-light);
}

.nav-brand i {
    background: var(--primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Glass Components */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
    padding: var(--spacing-lg);
    transition: var(--transition-normal);
    animation: slideUp 0.6s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(31, 38, 135, 0.5);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Main Container */
.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px var(--spacing-md) var(--spacing-xl);
}

/* Hero Section */
.hero-section {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.gradient-text {
    background: var(--primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}

.hero-subtitle {
    color: var(--text-light);
    display: block;
    font-weight: 300;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-light);
    opacity: 0.8;
    max-width: 600px;
    margin: 0 auto;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Upload Section */
.upload-section {
    margin-bottom: var(--spacing-xl);
}

.upload-card {
    text-align: center;
    transition: var(--transition-normal);
}

.upload-area {
    padding: var(--spacing-xl);
    border: 2px dashed var(--glass-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.upload-area::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: var(--transition-slow);
}

.upload-area:hover::before {
    left: 100%;
}

.upload-area:hover {
    border-color: rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.05);
}

.upload-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    background: var(--primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.upload-area h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
}

.upload-area p {
    color: var(--text-light);
    opacity: 0.8;
    margin-bottom: var(--spacing-md);
}

.supported-formats {
    margin-top: var(--spacing-md);
    font-size: 0.9rem;
    color: var(--text-light);
    opacity: 0.6;
}

/* Glass Buttons */
.glass-btn {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-light);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-decoration: none;
    font-size: 0.95rem;
}

.glass-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.15);
}

.glass-btn.primary {
    background: var(--primary);
    border: none;
    color: white;
}

.glass-btn.success {
    background: var(--success);
    border: none;
    color: white;
}

.glass-btn.danger {
    background: var(--danger);
    border: none;
    color: white;
}

.glass-btn:disabled,
.glass-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* Editor Section */
.editor-section {
    margin-bottom: var(--spacing-xl);
}

.editor-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.panel-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--glass-border);
}

.panel-header h3 {
    color: var(--text-light);
    font-size: 1.2rem;
    font-weight: 600;
}

.panel-header i {
    background: var(--primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Preview Panel */
.image-preview {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: rgba(0, 0, 0, 0.1);
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-preview img {
    max-width: 100%;
    max-height: 400px;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: var(--spacing-md);
    transform: translateY(100%);
    transition: var(--transition-normal);
}

.image-preview:hover .image-overlay {
    transform: translateY(0);
}

.image-info {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.info-item .label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-item span:last-child {
    color: white;
    font-weight: 600;
}

/* Tab Navigation */
.tab-navigation {
    display: flex;
    margin-bottom: var(--spacing-md);
    background: rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
    padding: 4px;
}

.tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    padding: var(--spacing-sm);
    color: var(--text-light);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
}

.tab-btn.active {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.tab-btn:hover:not(.active) {
    background: rgba(255, 255, 255, 0.05);
}

/* Tab Content */
.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

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

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

/* Form Elements */
.input-group {
    margin-bottom: var(--spacing-md);
}

.input-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
    color: var(--text-light);
    font-weight: 500;
    font-size: 0.9rem;
}

.input-wrapper {
    display: flex;
    gap: var(--spacing-xs);
}

.glass-input,
.glass-select {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    color: var(--text-light);
    font-size: 0.95rem;
    transition: var(--transition-fast);
    flex: 1;
}

.glass-input:focus,
.glass-select:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.glass-select {
    cursor: pointer;
    min-width: 80px;
}

.glass-slider {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.2);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    margin: var(--spacing-sm) 0;
}

.glass-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.glass-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* Checkbox */
.checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.checkbox-wrapper input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #667eea;
}

.checkbox-wrapper label {
    color: var(--text-light);
    cursor: pointer;
    margin: 0;
}

/* Preset Grid */
.preset-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--spacing-sm);
}

.preset-btn {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    text-align: center;
}

.preset-btn:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.15);
}

.preset-btn i {
    font-size: 1.5rem;
    background: var(--primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.preset-btn span {
    font-weight: 600;
    font-size: 0.9rem;
}

.preset-btn small {
    opacity: 0.7;
    font-size: 0.8rem;
}

/* Transform Controls */
.transform-controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.control-row {
    display: flex;
    gap: var(--spacing-sm);
}

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

/* Output Panel */
.output-panel {
    grid-column: 1 / -1;
}

.output-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

/* Actions Panel */
.actions-panel {
    grid-column: 1 / -1;
}

.action-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-sm);
}

.action-btn {
    justify-content: center;
    padding: var(--spacing-md);
    font-weight: 600;
}

/* Features Section */
.features-section,
.how-it-works-section {
    margin-bottom: var(--spacing-xl);
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    opacity: 0.8;
}

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

.feature-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.feature-card h3 {
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--text-light);
    opacity: 0.8;
    line-height: 1.6;
}

/* Steps Container */
.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.step-card {
    text-align: center;
    position: relative;
    padding: var(--spacing-xl);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 0.9rem;
}

.step-icon {
    width: 60px;
    height: 60px;
    margin: var(--spacing-md) auto;
    background: var(--glass-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-light);
}

.step-card h3 {
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

.step-card p {
    color: var(--text-light);
    opacity: 0.8;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal-overlay.active {
    display: flex;
}

.modal-content {
    max-width: 800px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease;
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--glass-border);
}

.modal-header h2 {
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.close-btn {
    padding: var(--spacing-xs);
    min-width: auto;
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.guide-item {
    text-align: center;
}

.guide-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-md);
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.guide-item h3 {
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

.guide-item p {
    color: var(--text-light);
    opacity: 0.8;
    line-height: 1.6;
}

/* Footer */
.glass-footer {
    margin-top: var(--spacing-xl);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-light);
}

.brand-logo i {
    background: var(--primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-brand p {
    color: var(--text-light);
    opacity: 0.7;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-link {
    color: var(--text-light);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: var(--transition-fast);
    opacity: 0.8;
    position: relative; /* Needed for absolute/tooltip-style elements */
}

.footer-link:hover {
    opacity: 1;
    transform: translateY(-2px);
}

.footer-link .support-note {
    display: block;
    font-size: 0.75rem;
    color: var(--text-light);
    opacity: 0;
    transition: opacity 0.3s ease;
    margin-top: 2px;
    position: absolute;
    top: 100%;
    left: 0;
    white-space: nowrap;
    pointer-events: none;
}

/* Show on hover */
.footer-link:hover .support-note {
    opacity: 1;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition-fast);
}

.social-link:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.15);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--glass-border);
    color: var(--text-light);  /* This should be white or light gray in your dark theme */
    opacity: 0.8;
    font-size: 0.9rem;
}

/* White Link Styling */
.footer-bottom a {
    color: #ffffff; /* Pure white text */
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

/* Hover Effect */
.footer-bottom a:hover {
    color: #bbbbff; /* Slightly tinted hover color */
    text-decoration: underline;
}



/* Loading Animation */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: var(--spacing-md);
}

.loading.active {
    display: flex;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top: 3px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-text {
    color: white;
    font-size: 1.1rem;
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .editor-grid {
        grid-template-columns: 1fr;
    }
    
    .output-controls {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .main-container {
        padding: 80px var(--spacing-sm) var(--spacing-lg);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .glass-card {
        padding: var(--spacing-sm);
    }
    
    .upload-area {
        padding: var(--spacing-md);
    }
    
    .upload-icon {
        font-size: 2.5rem;
    }
    
    /* Mobile-friendly Controls Panel */
    .panel-header {
        padding-bottom: var(--spacing-xs);
        margin-bottom: var(--spacing-sm);
    }
    
    .panel-header h3 {
        font-size: 1rem;
    }
    
    .tab-navigation {
        padding: 2px;
        gap: 2px;
    }
    
    .tab-btn {
        padding: var(--spacing-xs);
        font-size: 0.8rem;
        flex-direction: column;
        gap: 2px;
    }
    
    .tab-btn i {
        font-size: 0.9rem;
    }
    
    /* Compact Input Groups */
    .input-group {
        margin-bottom: var(--spacing-sm);
    }
    
    .input-group label {
        font-size: 0.8rem;
        margin-bottom: 4px;
    }
    
    .glass-input, .glass-select {
        padding: var(--spacing-xs);
        font-size: 0.85rem;
    }
    
    /* Compact Preset Grid */
    .preset-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-xs);
    }
    
    .preset-btn {
        padding: var(--spacing-xs);
        gap: 2px;
    }
    
    .preset-btn i {
        font-size: 1.2rem;
    }
    
    .preset-btn span {
        font-size: 0.75rem;
    }
    
    .preset-btn small {
        font-size: 0.65rem;
    }
    
    /* Compact Transform Controls */
    .transform-controls {
        gap: var(--spacing-xs);
    }
    
    .control-row {
        gap: var(--spacing-xs);
    }
    
    .transform-btn {
        padding: var(--spacing-xs);
        font-size: 0.8rem;
    }
    
    /* Mobile-friendly Output Settings Panel */
    .output-panel {
        margin-top: var(--spacing-sm);
    }
    
    .output-controls {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .output-controls .input-group {
        margin-bottom: var(--spacing-xs);
    }
    
    .output-controls label {
        font-size: 0.8rem;
    }
    
    .glass-slider {
        height: 4px;
        margin: 6px 0;
    }
    
    .glass-slider::-webkit-slider-thumb {
        width: 16px;
        height: 16px;
    }
    
    .glass-slider::-moz-range-thumb {
        width: 16px;
        height: 16px;
    }
    
    /* Mobile-friendly Action Buttons */
    .actions-panel {
        margin-top: var(--spacing-sm);
    }
    
    .action-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-xs);
    }
    
    .action-btn {
        padding: var(--spacing-xs);
        font-size: 0.75rem;
        flex-direction: column;
        gap: 2px;
        min-height: 50px;
        justify-content: center;
    }
    
    .action-btn i {
        font-size: 1rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .steps-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .upload-area {
        padding: var(--spacing-sm);
    }
    
    .glass-card {
        padding: 8px;
    }
    
    /* Ultra-compact for small screens */
    .panel-header h3 {
        font-size: 0.9rem;
    }
    
    .tab-btn {
        padding: 4px;
        font-size: 0.7rem;
    }
    
    .input-group {
        margin-bottom: 8px;
    }
    
    .input-group label {
        font-size: 0.75rem;
    }
    
    .glass-input, .glass-select {
        padding: 6px;
        font-size: 0.8rem;
    }
    
    .preset-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 4px;
    }
    
    .preset-btn {
        padding: 6px;
    }
    
    .preset-btn span {
        font-size: 0.7rem;
    }
    
    .preset-btn small {
        font-size: 0.6rem;
    }
    
    /* Ultra-compact Output Settings */
    .output-controls {
        gap: 8px;
    }
    
    .output-controls .input-group {
        margin-bottom: 6px;
    }
    
    .glass-slider {
        height: 3px;
        margin: 4px 0;
    }
    
    .glass-slider::-webkit-slider-thumb {
        width: 14px;
        height: 14px;
    }
    
    .glass-slider::-moz-range-thumb {
        width: 14px;
        height: 14px;
    }
    
    /* Ultra-compact Action Buttons */
    .action-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 4px;
    }
    
    .action-btn {
        padding: 8px 4px;
        font-size: 0.7rem;
        min-height: 45px;
    }
    
    .action-btn i {
        font-size: 0.9rem;
    }
    
    .nav-container {
        padding: 0 var(--spacing-sm);
    }
    
    .modal-content {
        margin: var(--spacing-sm);
    }
    
    /* Checkbox wrapper compact */
    .checkbox-wrapper {
        margin-top: 8px;
        gap: 6px;
    }
    
    .checkbox-wrapper input[type="checkbox"] {
        width: 16px;
        height: 16px;
    }
    
    .checkbox-wrapper label {
        font-size: 0.75rem;
    }
    
    /* Quality value display */
    #qualityValue {
        font-weight: 600;
        color: var(--text-light);
    }
}

/* Dark Mode Specific Styles */
body.dark-mode .animated-bg {
    background: linear-gradient(-45deg, #1a1a2e, #16213e, #0f3460, #533483);
}

body.dark-mode .upload-area:hover {
    background: rgba(255, 255, 255, 0.02);
}

body.dark-mode .glass-btn:hover {
    background: rgba(255, 255, 255, 0.08);
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .floating-shapes {
        display: none;
    }
}

/* Focus Styles */
.glass-btn:focus,
.glass-input:focus,
.glass-select:focus {
    outline: 2px solid rgba(255, 255, 255, 0.5);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .animated-bg,
    .floating-shapes,
    .glass-nav,
    .glass-footer {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .glass-card {
        background: white;
        border: 1px solid #ccc;
        box-shadow: none;
    }
}