:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #f97316;
    --dark: #1e293b;
    --light: #f8fafc;
    --success: #10b981;
    --danger: #ef4444;
    --gray: #94a3b8;
    --gray-light: #e2e8f0;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--dark);
    color: var(--light);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Header */
.app-header {
    background-color: rgba(15, 23, 42, 0.95);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(10px);
}

.app-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--light);
    font-weight: 700;
    font-size: 1.5rem;
}

.app-title i {
    color: var(--secondary);
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

/* Upload Section */
.upload-section {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    padding: 2rem;
    background: rgba(30, 41, 59, 0.8);
    border-radius: 1rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    animation: fadeIn 0.5s ease-out;
}

.upload-btn-wrapper {
    position: relative;
    overflow: hidden;
    display: inline-block;
}

.upload-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--light);
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 6px -1px rgba(99, 102, 241, 0.4);
}

.upload-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 8px -1px rgba(99, 102, 241, 0.6);
}

.upload-btn-wrapper input[type=file] {
    position: absolute;
    left: 0;
    top: 0;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.capture-btn, .snap-btn {
    background: linear-gradient(135deg, var(--secondary), #ea580c);
    color: var(--light);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 6px -1px rgba(249, 115, 22, 0.4);
}

.capture-btn:hover, .snap-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 8px -1px rgba(249, 115, 22, 0.6);
}

.video-container {
    display: none;
    position: relative;
    margin-top: 1rem;
    width: 100%;
    max-width: 400px;
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    animation: scaleIn 0.3s ease-out;
}

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

video {
    width: 100%;
    height: auto;
    background-color: #000;
    border-radius: 0.5rem;
}

.snap-btn {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    opacity: 0.9;
}

.snap-btn:hover {
    opacity: 1;
}

canvas {
    max-width: 100%;
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
}

/* Editor Layout */
/* Editor Layout */
.editor-layout {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 1rem;
    width: 100%;
}

.sidebar {
    flex: 1;
    min-width: 280px;
    max-width: 350px;
    background: rgba(30, 41, 59, 0.8);
    border-radius: 1rem;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    animation: slideInLeft 0.5s ease-out;
    height: fit-content;
}
.effect-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.effect-group-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--light);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.controls-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.control-btn {
    padding: 0.75rem;
    background-color: rgba(51, 65, 85, 0.8);
    color: var(--light);
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.control-btn:hover {
    background-color: rgba(71, 85, 105, 0.9);
    transform: translateY(-2px);
}

.control-btn.active {
    background-color: var(--primary);
    color: var(--light);
}

.control-btn i {
    font-size: 1rem;
}

/* Canvas Container */
.image-container {
    flex: 2;
    min-width: 300px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: flex-start;
    align-items: center;
    animation: fadeIn 0.5s ease-out;
}

.canvas-wrapper {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
    background-color: rgba(15, 23, 42, 0.5);
    border-radius: 1rem;
    overflow: hidden;
    transition: var(--transition);
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 2rem;
    text-align: center;
    color: var(--gray);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.6;
}

.empty-state p {
    max-width: 400px;
}

/* Actions Bar */
.actions-bar {
    display: flex;
    justify-content: center;
    gap: 1rem;
    padding: 1rem;
    width: 100%;
}

.action-btn {
    padding: 0.75rem 1.5rem;
    background-color: var(--primary);
    color: var(--light);
    border: none;
    border-radius: 0.5rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.action-btn.download-btn {
    background-color: var(--success);
}

.action-btn.download-btn:hover {
    background-color: #0d9488;
}

.action-btn.reset-btn {
    background-color: var(--danger);
}

.action-btn.reset-btn:hover {
    background-color: #dc2626;
}

/* Slider controls */
.slider-control {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    width: 100%;
}

.slider-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.slider-value {
    font-size: 0.875rem;
    color: var(--gray);
    min-width: 30px;
    text-align: right;
}

input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    background: rgba(71, 85, 105, 0.5);
    border-radius: 5px;
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

input[type="range"]::-webkit-slider-thumb:hover {
    background: var(--primary-dark);
    transform: scale(1.2);
}

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

@keyframes slideInLeft {
    from {
        transform: translateX(-20px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

@keyframes scaleIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* Overlay Effects */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(99, 102, 241, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary);
    animation: spin 1s ease-in-out infinite;
}

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

/* Tooltip */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 120px;
    background-color: rgba(15, 23, 42, 0.9);
    color: var(--light);
    text-align: center;
    border-radius: 6px;
    padding: 5px;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 0.75rem;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

/* Toast Notification */
.toast {
    position: fixed;
    top: 1rem;
    right: 1rem;
    background-color: var(--success);
    color: white;
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transform: translateX(150%);
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}



/* Footer Styles */
.app-footer {
    background-color: rgba(15, 23, 42, 0.95);
    padding: 2rem 0;
    margin-top: 3rem;
    box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    width: 100%;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--light);
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.footer-logo i {
    color: var(--secondary);
}

.footer-tagline {
    color: var(--gray);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.social-link {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background-color: rgba(51, 65, 85, 0.8);
    color: var(--light);
    border-radius: 50%;
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 4px 6px -1px rgba(99, 102, 241, 0.4);
}

.social-link i {
    font-size: 1.2rem;
}

.copyright {
    color: var(--gray);
    font-size: 0.8rem;
}

/* Responsive adjustments for footer */
@media (max-width: 768px) {
    .app-footer {
        padding: 1.5rem 0;
        margin-top: 2rem;
    }
    
    .footer-content {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .app-footer {
        padding: 1rem 0;
    }
    
    .social-link {
        width: 36px;
        height: 36px;
    }
    
    .social-link i {
        font-size: 1rem;
    }
}




.toast.show {
    transform: translateX(0);
}

/* Responsive Design */
@media (max-width: 768px) {
    .app-header {
        padding: 1rem;
    }

    .main-content {
        padding: 1rem;
    }

    .sidebar {
        max-width: 100%;
    }

    .controls-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .upload-section {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .app-title {
        font-size: 1.2rem;
    }

    .controls-grid {
        grid-template-columns: 1fr;
    }

    .actions-bar {
        flex-wrap: wrap;
    }

    .action-btn {
        flex: 1;
        min-width: 120px;
        justify-content: center;
    }
}