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

body {
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    min-height: 100vh;
    color: #fff;
    padding-top: 70px; /* Account for fixed navbar */
}

/* Navigation Bar Styles */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    padding: 0.8rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo i {
    margin-right: 0.5rem;
    color: #ff8a00;
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-item {
    margin-left: 1.5rem;
    position: relative;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.8rem;
    border-radius: 5px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
}

.nav-link i {
    margin-right: 0.5rem;
    font-size: 0.9rem;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: #ff8a00;
}

.nav-link.active {
    background: linear-gradient(to right, #ff8a00, #da1b60);
    color: white;
}

.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    min-width: 200px;
    border-radius: 10px;
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: 0.7rem 1.5rem;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.dropdown-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: #ff8a00;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

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

.content-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
}

.container {
    width: 100%;
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

header {
    text-align: center;
    margin-bottom: 2rem;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
}

.upload-area {
    border: 3px dashed rgba(255, 255, 255, 0.5);
    border-radius: 15px;
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 2rem;
}

.upload-area:hover {
    border-color: rgba(255, 255, 255, 0.8);
    background-color: rgba(255, 255, 255, 0.05);
}

.upload-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.7);
}

.upload-text {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.upload-hint {
    font-size: 0.9rem;
    opacity: 0.7;
}

#file-input {
    display: none;
}

.preview-container {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
    margin-bottom: 2rem;
}

.preview-box {
    flex: 1;
    min-width: 300px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 1.5rem;
    text-align: center;
}

.preview-title {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.preview-image {
    max-width: 100%;
    max-height: 300px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.button-container {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
}

button {
    background: linear-gradient(to right, #ff8a00, #da1b60);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

button:hover {
    transform: translateY(-3px);
    box-shadow: 0 7px 20px rgba(0, 0, 0, 0.3);
}

button:disabled {
    background: #6c757d;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Live Processing Styles */
.processing-container {
    display: none;
    text-align: center;
    margin: 2rem 0;
}

.processing-visualization {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto 2rem;
}

.processing-circle {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: conic-gradient(#ff8a00, #da1b60, #6a11cb, #2575fc, #ff8a00);
    position: relative;
    animation: rotate 2s linear infinite;
    display: flex;
    align-items: center;
    justify-content: center;
}

.processing-circle::before {
    content: '';
    position: absolute;
    width: 180px;
    height: 180px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 50%;
}

.processing-text {
    position: absolute;
    font-size: 1.2rem;
    font-weight: 600;
    z-index: 1;
}

.processing-steps {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1rem;
}

.processing-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    opacity: 0.5;
    transition: all 0.3s ease;
}

.processing-step.active {
    opacity: 1;
    transform: scale(1.1);
}

.step-icon {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.step-text {
    font-size: 0.9rem;
}

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

.message {
    padding: 1rem;
    border-radius: 10px;
    text-align: center;
    margin-top: 1rem;
    display: none;
}

.success {
    background-color: rgba(40, 167, 69, 0.2);
    border: 1px solid rgba(40, 167, 69, 0.5);
}

.error {
    background-color: rgba(220, 53, 69, 0.2);
    border: 1px solid rgba(220, 53, 69, 0.5);
}

/* Sidebar Styles */
.sidebar {
    width: 320px;
    background-color: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: 20px;
    margin-left: 1.5rem;
    height: fit-content;
    position: sticky;
    top: 80px;
}

.sidebar-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.product-card {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1.2rem;
    margin-bottom: 1.2rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.product-title {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.product-description {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.product-link {
    display: inline-block;
    background: linear-gradient(to right, #ff8a00, #da1b60);
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.product-link:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* Additional Products Section */
.additional-products {
    margin-top: 3rem;
    text-align: center;
}

.additional-products-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.additional-product-card {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.additional-product-card:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.additional-product-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #ff8a00;
}

.additional-product-title {
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.additional-product-description {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 1rem;
    line-height: 1.4;
}

footer {
    margin-top: 2rem;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.7;
    padding: 1.5rem;
}

/* Mobile Responsiveness */
@media (max-width: 1024px) {
    .main-content {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        margin-left: 0;
        margin-top: 2rem;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: rgba(0, 0, 0, 0.9);
        flex-direction: column;
        padding: 1rem 0;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-item {
        margin: 0;
    }
    
    .nav-link {
        padding: 1rem 2rem;
        border-radius: 0;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background-color: transparent;
        padding-left: 2rem;
    }
    
    .mobile-toggle {
        display: block;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 1.5rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .preview-container {
        flex-direction: column;
    }
    
    .processing-steps {
        flex-direction: column;
        gap: 1rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .navbar {
        padding: 0.8rem 1rem;
    }
}