/* 
   Mohammad Amin Audio Tools - Modern Styles
   Version: 3.0
*/

/* ============= VARIABLES ============= */
:root {
    /* Primary Colors - Ultra Modern Palette */
    --primary-color: #6366f1;      /* Violet-blue */
    --primary-dark: #4f46e5;       /* Darker violet-blue */
    --primary-light: #a5b4fc;      /* Light violet-blue */
    --secondary-color: #14b8a6;    /* Teal for secondary elements */
    --secondary-dark: #0d9488;     /* Darker teal */
    --secondary-light: #5eead4;    /* Light teal */
    
    /* Neutral Colors */
    --dark: #0f172a;               /* Slate 900 for text */
    --gray-dark: #334155;          /* Slate 700 for secondary text */
    --gray-medium: #94a3b8;        /* Slate 400 for borders */
    --gray-light: #f8fafc;         /* Slate 50 for backgrounds */
    --white: #ffffff;              /* White for backgrounds */
    
    /* Accent Colors */
    --accent-color: #ec4899;       /* Pink for accents */
    --accent-dark: #db2777;        /* Darker pink */
    --accent-light: #fbcfe8;       /* Light pink */
    --success-color: #10b981;      /* Emerald for success messages */
    --danger-color: #ef4444;       /* Red for errors */
    --info-color: #3b82f6;         /* Blue for info messages */
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    --gradient-dark: linear-gradient(135deg, var(--dark) 0%, var(--gray-dark) 100%);
    --gradient-light: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(249,250,251,0.9) 100%);
    
    /* Glass Effect */
    --glass-background: rgba(255, 255, 255, 0.25);
    --glass-border: 1px solid rgba(255, 255, 255, 0.18);
    --glass-backdrop-filter: blur(12px);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 8px 16px rgba(17, 24, 39, 0.08);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    
    /* Neumorphic Shadows */
    --neo-shadow: 6px 6px 12px #e2e8f0, -6px -6px 12px #ffffff;
    
    /* Spacing */
    --spacing-xs: 0.25rem;         /* 4px */
    --spacing-sm: 0.5rem;          /* 8px */
    --spacing-md: 1rem;            /* 16px */
    --spacing-lg: 1.5rem;          /* 24px */
    --spacing-xl: 2rem;            /* 32px */
    --spacing-2xl: 3rem;           /* 48px */
    
    /* Typography */
    --font-family-base: 'Inter', system-ui, -apple-system, sans-serif;
    --font-family-heading: 'Inter', system-ui, -apple-system, sans-serif;
    --font-size-xs: 0.75rem;       /* 12px */
    --font-size-sm: 0.875rem;      /* 14px */
    --font-size-base: 1rem;        /* 16px */
    --font-size-lg: 1.125rem;      /* 18px */
    --font-size-xl: 1.25rem;       /* 20px */
    --font-size-2xl: 1.5rem;       /* 24px */
    --font-size-3xl: 1.875rem;     /* 30px */
    --font-size-4xl: 2.25rem;      /* 36px */
    --line-height-base: 1.5;
    --line-height-tight: 1.25;
    
    /* Border Radius */
    --border-radius-sm: 0.25rem;   /* 4px */
    --border-radius-md: 0.375rem;  /* 6px */
    --border-radius-lg: 0.5rem;    /* 8px */
    --border-radius-xl: 1rem;      /* 16px */
    --border-radius-full: 9999px;  /* For pills/circles */
    
    /* Transitions */
    --transition-base: all 0.3s ease;
    --transition-smooth: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============= GLOBAL STYLES ============= */
body {
    font-family: var(--font-family-base);
    color: var(--dark);
    line-height: var(--line-height-base);
    overflow-x: hidden;
    background-color: var(--white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-tight);
}

a {
    color: var(--primary-color);
    transition: var(--transition-base);
    text-decoration: none;
}

a:hover {
    color: var(--primary-dark);
}

.section-title {
    position: relative;
    margin-bottom: var(--spacing-2xl);
    text-align: center;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
}

/* ============= BUTTONS ============= */
.btn {
    border-radius: var(--border-radius-full);
    padding: 0.75rem 1.75rem;
    font-weight: 600;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.025em;
    border: none;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(255,255,255,0.1), rgba(255,255,255,0.2));
    transform: translateX(-100%) rotate(35deg);
    transition: transform 0.7s cubic-bezier(0.19, 1, 0.22, 1);
    z-index: -1;
}

.btn:hover::before {
    transform: translateX(100%) rotate(35deg);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover, .btn-primary:focus {
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
    transform: translateY(-3px);
}

.btn-secondary {
    background: var(--gradient-secondary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(20, 184, 166, 0.4);
}

.btn-secondary:hover, .btn-secondary:focus {
    box-shadow: 0 6px 20px rgba(20, 184, 166, 0.6);
    transform: translateY(-3px);
}

.btn-outline-primary {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-accent {
    background: var(--accent-color);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(236, 72, 153, 0.4);
}

.btn-accent:hover {
    background: var(--accent-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(236, 72, 153, 0.6);
}

.btn-glass {
    background: var(--glass-background);
    backdrop-filter: var(--glass-backdrop-filter);
    -webkit-backdrop-filter: var(--glass-backdrop-filter);
    border: var(--glass-border);
    color: var(--dark);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: translateY(-3px);
}

.btn-link {
    padding: 0;
    font-weight: 600;
    color: var(--primary-color);
    border: none;
    background: none;
    position: relative;
}

.btn-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.btn-link:hover {
    color: var(--primary-dark);
    text-decoration: none;
}

.btn-link:hover::after {
    width: 100%;
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: var(--font-size-lg);
}

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: var(--font-size-sm);
}

.btn-with-icon {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-with-icon i {
    font-size: 1.25em;
    transition: transform 0.3s ease;
}

.btn-with-icon:hover i {
    transform: translateX(4px);
}

/* ============= CARDS ============= */
.card {
    border: none;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-md);
    position: relative;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-7px);
}

.card-body {
    padding: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(145deg, rgba(255,255,255,0.4) 0%, rgba(255,255,255,0) 100%);
    z-index: 0;
    pointer-events: none;
}

.card-img-top {
    transition: var(--transition-smooth);
    transform-origin: center;
}

.card:hover .card-img-top {
    transform: scale(1.08);
}

/* Glassmorphism Card Variant */
.card-glass {
    background: var(--glass-background);
    backdrop-filter: var(--glass-backdrop-filter);
    -webkit-backdrop-filter: var(--glass-backdrop-filter);
    border: var(--glass-border);
}

/* Neumorphic Card Variant */
.card-neo {
    background: var(--gray-light);
    box-shadow: var(--neo-shadow);
    border-radius: 20px;
    border: none;
}

/* ============= HEADER STYLES ============= */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
}

.top-bar {
    background: var(--gradient-dark);
    padding: 0.5rem 0;
}

.top-bar a {
    color: var(--gray-medium);
    transition: var(--transition-smooth);
}

.top-bar a:hover {
    color: var(--white);
}

/* Modern Glass Navbar */
.navbar {
    background: var(--glass-background);
    backdrop-filter: var(--glass-backdrop-filter);
    -webkit-backdrop-filter: var(--glass-backdrop-filter);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
    border-bottom: var(--glass-border);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
    display: flex;
    align-items: center;
    position: relative;
    z-index: 1;
}

.navbar-brand::before {
    content: '';
    position: absolute;
    width: 40px;
    height: 40px;
    background: var(--accent-light);
    border-radius: 50%;
    left: -5px;
    z-index: -1;
    opacity: 0.6;
    filter: blur(10px);
}

.navbar .nav-link {
    font-weight: 600;
    color: var(--gray-dark);
    padding: 0.625rem 1.25rem;
    margin: 0 0.125rem;
    position: relative;
    transition: var(--transition-smooth);
    border-radius: var(--border-radius-full);
}

.navbar .nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, var(--primary-light), var(--primary-color));
    border-radius: var(--border-radius-full);
    opacity: 0;
    z-index: -1;
    transform: scale(0.85);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.navbar .nav-link:hover, 
.navbar .nav-link.active {
    color: var(--white);
}

.navbar .nav-link:hover::before,
.navbar .nav-link.active::before {
    opacity: 1;
    transform: scale(1);
}

/* Modern dropdown */
.navbar .dropdown-menu {
    background: var(--glass-background);
    backdrop-filter: var(--glass-backdrop-filter);
    -webkit-backdrop-filter: var(--glass-backdrop-filter);
    border: var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    padding: 1rem;
    margin-top: 0.5rem;
    min-width: 220px;
}

.navbar .dropdown-item {
    color: var(--gray-dark);
    font-weight: 500;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin-bottom: 0.25rem;
    transition: var(--transition-base);
}

.navbar .dropdown-item:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    transform: translateX(5px);
}

/* ============= HERO SECTION ============= */
.hero-section {
    padding: var(--spacing-2xl) 0;
    position: relative;
    overflow: hidden;
    background: var(--gradient-light);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 300px;
    height: 300px;
    background: linear-gradient(to right, var(--accent-light), var(--accent-color));
    border-radius: 50%;
    opacity: 0.1;
    filter: blur(80px);
    z-index: 0;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: linear-gradient(to right, var(--primary-light), var(--primary-color));
    border-radius: 50%;
    opacity: 0.1;
    filter: blur(100px);
    z-index: 0;
}

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

.hero-section h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.hero-section .lead {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
    color: var(--gray-dark);
}

.hero-image {
    position: relative;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.8s cubic-bezier(0.19, 1, 0.22, 1);
}

.hero-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.3) 0%,
        rgba(255, 255, 255, 0) 50%,
        rgba(0, 0, 0, 0.2) 100%
    );
    z-index: 1;
}

.hero-image img {
    transition: var(--transition-smooth);
    transform: scale(1.02);
}

.hero-section:hover .hero-image {
    transform: perspective(1000px) rotateY(0deg);
}

.hero-section:hover .hero-image img {
    transform: scale(1.07);
}

.category-badge {
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1.25rem;
    border-radius: var(--border-radius-full);
    font-weight: 600;
    display: inline-block;
    margin-bottom: var(--spacing-md);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
    letter-spacing: 0.5px;
}

/* ============= FEATURED PRODUCTS ============= */
.featured-products {
    padding: var(--spacing-2xl) 0;
    background-color: var(--gray-light);
    position: relative;
}

.featured-products::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.05) 0%, transparent 200px),
        radial-gradient(circle at 80% 70%, rgba(236, 72, 153, 0.05) 0%, transparent 200px);
}

.section-title {
    position: relative;
    margin-bottom: var(--spacing-2xl);
    text-align: center;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
    transform: translateX(-50%);
}

.product-card {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.product-card .card-body {
    flex: 1;
    z-index: 1;
}

.product-card .card-img-top {
    height: 250px;
    object-fit: cover;
    transform-origin: center;
}

.product-card .card-title {
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    transition: var(--transition-base);
}

.product-card:hover .card-title {
    color: var(--primary-color);
}

.product-price {
    font-weight: 700;
    color: var(--primary-color);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
}

.product-price::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    margin-right: 8px;
    display: inline-block;
}

.product-specs dt {
    font-weight: 600;
    color: var(--gray-dark);
}

.product-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.375rem 1rem;
    border-radius: 30px;
    z-index: 10;
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.tag-new {
    background: linear-gradient(to right, var(--primary-color), var(--primary-dark));
    color: white;
}

.tag-sale {
    background: linear-gradient(to right, var(--accent-color), var(--accent-dark));
    color: white;
}

.tag-featured {
    background: linear-gradient(to right, var(--secondary-color), var(--secondary-dark));
    color: white;
}

.wishlist-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
    background: white;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.wishlist-btn:hover {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
    transform: scale(1.1);
}

.wishlist-btn.active {
    color: var(--danger-color);
    background-color: rgba(239, 68, 68, 0.1);
}

/* Animation for product cards */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.5s ease forwards;
}

/* Product filters */
.filter-button {
    border-radius: var(--border-radius-full);
    padding: 0.5rem 1.25rem;
    margin: 0.25rem;
    transition: var(--transition-base);
}

.filter-button.active {
    background-color: var(--primary-color);
    color: var(--white);
}

/* Product hover overlay */
.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.3);
    opacity: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.product-card:hover .product-overlay {
    opacity: 1;
}

/* Quick view button */
.quick-view-btn {
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-full);
    background-color: var(--white);
    color: var(--dark);
    font-weight: 600;
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition-smooth);
}

.product-card:hover .quick-view-btn {
    transform: translateY(0);
    opacity: 1;
}

/* ============= TESTIMONIALS ============= */
.testimonials {
    padding: var(--spacing-2xl) 0;
    position: relative;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/svg+xml;utf8,<svg width="20" height="20" viewBox="0 0 20 20" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M14.6 15C14.1582 15 13.7333 14.8271 13.4083 14.5021C13.0833 14.1771 12.9104 13.7521 12.9104 13.3104C12.9104 12.8688 13.0833 12.4438 13.4083 12.1188C13.7333 11.7938 14.1582 11.6208 14.6 11.6208C15.0417 11.6208 15.4667 11.7938 15.7917 12.1188C16.1167 12.4438 16.2896 12.8688 16.2896 13.3104C16.2896 13.7521 16.1167 14.1771 15.7917 14.5021C15.4667 14.8271 15.0417 15 14.6 15Z" fill="%236366F1" fill-opacity="0.05"/></svg>');
    opacity: 0.7;
}

.testimonial-card {
    padding: var(--spacing-xl);
    background-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    border: 1px solid rgba(255, 255, 255, 0.7);
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: -30px;
    right: -30px;
    width: 100px;
    height: 100px;
    background: linear-gradient(to right, var(--primary-light), var(--primary-color));
    border-radius: 50%;
    opacity: 0.1;
    z-index: 0;
}

.testimonial-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-10px);
}

.testimonial-rating {
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: var(--spacing-lg);
    position: relative;
    z-index: 1;
    color: var(--gray-dark);
    line-height: 1.6;
}

.testimonial-text::before {
    content: '"';
    font-size: 5rem;
    position: absolute;
    top: -30px;
    left: -15px;
    color: rgba(99, 102, 241, 0.07);
    font-family: serif;
    z-index: -1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    position: relative;
    z-index: 1;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-full);
    object-fit: cover;
    margin-right: var(--spacing-md);
    border: 3px solid white;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.testimonial-info {
    flex: 1;
}

.testimonial-name {
    font-weight: 700;
    margin-bottom: 0;
    color: var(--dark);
}

.testimonial-position {
    color: var(--primary-color);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* ============= FOOTER ============= */
footer {
    background-color: var(--dark);
    color: var(--white);
    padding-top: var(--spacing-2xl);
}

footer h5 {
    color: var(--white);
    margin-bottom: var(--spacing-lg);
    font-weight: 600;
}

footer a {
    color: var(--gray-medium);
    transition: var(--transition-base);
}

footer a:hover {
    color: var(--white);
    transform: translateX(5px);
}

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

footer .social-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

footer .social-icon:hover {
    background-color: var(--primary-color);
    transform: translateY(-5px);
}

footer .border-top {
    border-color: rgba(255, 255, 255, 0.1) !important;
}

/* ============= RESPONSIVE STYLES ============= */
@media (max-width: 991.98px) {
    .hero-section h1 {
        font-size: var(--font-size-3xl);
    }
    
    .product-card .card-img-top {
        height: 200px;
    }
}

@media (max-width: 767.98px) {
    .hero-section {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-content {
        text-align: center;
        margin-bottom: var(--spacing-xl);
    }
    
    .section-title {
        margin-bottom: var(--spacing-xl);
    }
}

@media (max-width: 575.98px) {
    .hero-section h1 {
        font-size: var(--font-size-2xl);
    }
    
    .hero-section .lead {
        font-size: var(--font-size-base);
    }
    
    .btn {
        padding: 0.5rem 1.25rem;
    }
}

/* ============= ANIMATIONS ============= */
.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

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

.zoom-in {
    animation: zoomIn 0.5s ease-in-out;
}

@keyframes zoomIn {
    from { transform: scale(0.95); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

/* ============= UTILITY CLASSES ============= */
.bg-gradient-primary {
    background: var(--gradient-primary);
}

.bg-gradient-dark {
    background: var(--gradient-dark);
}

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

.shadow-hover {
    transition: var(--transition-base);
}

.shadow-hover:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.rounded-xl {
    border-radius: var(--border-radius-xl) !important;
}

.rounded-full {
    border-radius: var(--border-radius-full) !important;
}

.icon-box {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    background-color: rgba(79, 70, 229, 0.1);
    color: var(--primary-color);
    font-size: 1.5rem;
}

/* Modern category badge */
.category-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-full);
    background-color: rgba(79, 70, 229, 0.1);
    color: var(--primary-color);
    font-size: var(--font-size-xs);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

/* Product tags */
.product-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    z-index: 10;
}

.tag-new {
    background-color: var(--primary-color);
    color: var(--white);
}

.tag-sale {
    background-color: var(--accent-color);
    color: var(--white);
}

.tag-featured {
    background-color: var(--success-color);
    color: var(--white);
}

/* ============= ADDITIONAL COMPONENTS ============= */

/* Image comparison slider */
.image-comparison {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-xl);
}

.image-comparison img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-comparison .before {
    position: absolute;
    top: 0;
    left: 0;
    width: 50%;
    height: 100%;
    overflow: hidden;
}

.image-comparison .before::after {
    content: 'BEFORE';
    position: absolute;
    top: 1rem;
    left: 1rem;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.25rem 0.5rem;
    font-size: var(--font-size-xs);
    border-radius: var(--border-radius-sm);
}

.image-comparison .after::after {
    content: 'AFTER';
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.25rem 0.5rem;
    font-size: var(--font-size-xs);
    border-radius: var(--border-radius-sm);
}

.image-comparison .slider {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 4px;
    background-color: var(--white);
    transform: translateX(-50%);
    cursor: ew-resize;
    z-index: 10;
}

.image-comparison .slider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--white);
    transform: translate(-50%, -50%);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ============= NEWSLETTER ============= */
.newsletter {
    padding: var(--spacing-2xl) 0;
    background-color: var(--gray-light);
    position: relative;
    overflow: hidden;
}

.newsletter::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent-light) 100%);
    border-radius: 50%;
    top: -300px;
    right: -300px;
    opacity: 0.05;
    z-index: 0;
}

.newsletter::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, var(--secondary-light) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    bottom: -250px;
    left: -250px;
    opacity: 0.05;
    z-index: 0;
}

.newsletter-container {
    background: var(--white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.newsletter-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 10px;
    background: var(--gradient-primary);
}

.newsletter-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-xl);
    color: white;
    font-size: 32px;
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

.newsletter-title {
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--dark);
    font-size: var(--font-size-2xl);
}

.newsletter-text {
    font-size: var(--font-size-lg);
    color: var(--gray-dark);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.newsletter-form {
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

.newsletter-input-group {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--gray-light);
    border-radius: var(--border-radius-full);
    padding: 0.25rem 1.25rem;
    height: 56px;
}

.newsletter-input-group i {
    color: var(--gray-medium);
    font-size: 20px;
    margin-right: 10px;
}

.newsletter-input {
    background: transparent;
    border: none;
    height: 100%;
    width: 100%;
    padding: 0;
    color: var(--dark);
    font-size: var(--font-size-base);
    outline: none;
}

.newsletter-input::placeholder {
    color: var(--gray-medium);
}

.btn-newsletter {
    height: 56px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: var(--border-radius-full);
    font-weight: 600;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-newsletter:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.btn-newsletter i {
    transition: transform 0.3s ease;
}

.btn-newsletter:hover i {
    transform: translateX(4px);
}

.newsletter-benefits {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-bottom: var(--spacing-md);
}

.benefit-item {
    display: flex;
    align-items: center;
    font-size: var(--font-size-sm);
    color: var(--gray-dark);
    font-weight: 500;
}

.benefit-item i {
    color: var(--success-color);
    margin-right: 5px;
}

.newsletter-privacy {
    color: var(--gray-medium);
}

.newsletter-privacy a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.newsletter-privacy a:hover {
    text-decoration: underline;
}

@media (max-width: 767.98px) {
    .newsletter-input-group {
        margin-bottom: var(--spacing-md);
    }
    
    .newsletter-benefits {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
}

/* ============= ABOUT SECTION ============= */
.about-section {
    position: relative;
    padding: var(--spacing-2xl) 0;
    overflow: hidden;
}

.about-section::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    border-radius: 50%;
    top: -200px;
    right: -200px;
    opacity: 0.05;
    z-index: 0;
}

.about-image-wrapper {
    position: relative;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image-wrapper::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60%;
    height: 60%;
    background: var(--primary-color);
    opacity: 0.1;
    z-index: -1;
    border-radius: 50%;
    transform: translate(-30%, 30%);
}

.about-image-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 60%;
    height: 60%;
    background: var(--secondary-color);
    opacity: 0.1;
    z-index: -1;
    border-radius: 50%;
    transform: translate(30%, -30%);
}

.about-content {
    padding-left: var(--spacing-xl);
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    font-weight: 600;
    font-size: var(--font-size-sm);
    border-radius: var(--border-radius-full);
    margin-bottom: var(--spacing-md);
}

.experience-badge {
    position: absolute;
    bottom: 25px;
    right: 25px;
    width: 100px;
    height: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
    padding: 1rem;
    z-index: 10;
}

.experience-badge .years {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.experience-badge .text {
    font-size: 0.75rem;
    font-weight: 600;
    text-align: center;
    line-height: 1.2;
    color: var(--gray-dark);
}

.about-features {
    margin: var(--spacing-lg) 0;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.feature-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
    margin-right: var(--spacing-sm);
}

.feature-item span {
    font-weight: 500;
    color: var(--gray-dark);
}

@media (max-width: 991.98px) {
    .about-content {
        padding-left: 0;
        margin-top: var(--spacing-xl);
    }
}