* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

input,
textarea,
.product-description,
.cart-item-name {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding-top: 80px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.37);
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    position: relative;
}

.logo {
    font-size: 2.2rem;
    font-weight: 700;
    color: #2c3e50;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
    z-index: 1001;
}

.logo:hover {
    color: #34495e;
}

.search-container {
    flex-grow: 1;
    max-width: 400px;
    margin: 0 2rem;
    position: relative;
}

.search-input {
    width: 100%;
    padding: 0.8rem 1rem 0.8rem 3rem;
    border: 2px solid #e1e8ff;
    border-radius: 25px;
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    background: white;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: #ff6b9d;
    box-shadow: 0 0 0 3px rgba(255, 107, 157, 0.1);
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #667eea;
    font-size: 1.1rem;
}

.cart-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.cart-total-display {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2c3e50;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.cart-btn {
    background: linear-gradient(135deg, #ff6b9d, #c44569);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 15px rgba(255, 107, 157, 0.4);
}

.cart-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 107, 157, 0.6);
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: linear-gradient(135deg, #f093fb, #f5576c);
    color: white;
    border-radius: 50%;
    width: 25px;
    height: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
    animation: pulse 2s infinite;
}

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

    50% {
        transform: scale(1.1);
    }

    100% {
        transform: scale(1);
    }
}

/* Mobile Header Cart (visible on mobile) */
.mobile-header-cart {
    display: none;
    background: linear-gradient(135deg, #ff6b9d, #c44569);
    color: white;
    border: none;
    padding: 0.6rem;
    border-radius: 15px;
    cursor: pointer;
    font-size: 1.2rem;
    position: relative;
    transition: all 0.3s ease;
    margin-right: 1rem;
}

.mobile-header-cart:hover {
    transform: scale(1.05);
}

.mobile-header-cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: linear-gradient(135deg, #f093fb, #f5576c);
    color: white;
    border-radius: 50%;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 600;
    animation: pulse 2s infinite;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: #2c3e50;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
    transition: all 0.3s ease;
}

.mobile-menu-toggle:hover {
    color: #ff6b9d;
    transform: scale(1.1);
}

.hamburger {
    display: flex;
    flex-direction: column;
    width: 24px;
    height: 18px;
    justify-content: space-between;
    cursor: pointer;
}

.hamburger span {
    display: block;
    height: 3px;
    width: 100%;
    background: #2c3e50;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

/* Mobile Navigation */
.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 6rem 2rem 2rem;
    transform: translateX(-100%);
    transition: transform 0.4s ease;
    overflow-y: auto;
}

.mobile-nav.active {
    transform: translateX(0);
}

.mobile-nav-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    align-items: center;
    text-align: center;
    max-width: 400px;
    margin: 0 auto;
}

.mobile-search-container {
    width: 100%;
    position: relative;
}

.mobile-search-input {
    width: 100%;
    padding: 1rem 1rem 1rem 3.5rem;
    border: 2px solid #e1e8ff;
    border-radius: 25px;
    font-size: 1.1rem;
    font-family: 'Poppins', sans-serif;
    background: white;
    transition: all 0.3s ease;
}

.mobile-search-input:focus {
    outline: none;
    border-color: #ff6b9d;
    box-shadow: 0 0 0 3px rgba(255, 107, 157, 0.1);
}

.mobile-search-icon {
    position: absolute;
    left: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    color: #667eea;
    font-size: 1.2rem;
}

.mobile-cart-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    width: 100%;
}

.mobile-cart-total-display {
    font-size: 1.8rem;
    font-weight: 700;
    color: #2c3e50;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(102, 126, 234, 0.1);
    padding: 1rem 2rem;
    border-radius: 20px;
}

.mobile-cart-btn {
    background: linear-gradient(135deg, #ff6b9d, #c44569);
    color: white;
    border: none;
    padding: 1.2rem 2.5rem;
    border-radius: 50px;
    cursor: pointer;
    font-size: 1.2rem;
    font-weight: 600;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.7rem;
    box-shadow: 0 4px 15px rgba(255, 107, 157, 0.4);
    width: 100%;
    justify-content: center;
    max-width: 300px;
}

.mobile-cart-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 107, 157, 0.6);
}

.mobile-cart-count {
    position: absolute;
    top: -10px;
    right: -10px;
    background: linear-gradient(135deg, #f093fb, #f5576c);
    color: white;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 600;
    animation: pulse 2s infinite;
}

.mobile-close-btn {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: rgba(255, 107, 157, 0.1);
    border: 2px solid #ff6b9d;
    color: #ff6b9d;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.mobile-close-btn:hover {
    background: #ff6b9d;
    color: white;
    transform: rotate(90deg) scale(1.1);
}

.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mobile-overlay.active {
    opacity: 1;
}

/* Main Content */
main {
    padding: 2rem 0;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

.page-title {
    text-align: center;
    margin: 3rem;
    color: white;
    font-size: 3rem;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.product-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.37);
    border: 1px solid rgba(255, 255, 255, 0.18);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.product-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 20px 40px rgba(31, 38, 135, 0.5);
}

.product-image {
    width: 100%;
    height: 250px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

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

.product-code {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.3rem 0.6rem;
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 600;
}

.product-info {
    padding: 1.5rem;
}

.product-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.product-price {
    font-size: 1.6rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ff6b9d, #c44569);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

.add-to-cart {
    width: 100%;
    background: linear-gradient(135deg, #ff6b9d, #c44569);
    color: white;
    border: none;
    padding: 0.8rem;
    border-radius: 15px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.add-to-cart:hover {
    transform: translateY(-2px);
}

/* Product Detail Page */
.product-detail {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 25px;
    padding: 2.5rem;
    margin: 2rem 0;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.37);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.product-images {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.main-image {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
}

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

.thumbnail-images {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}

.thumbnail {
    width: 80px;
    height: 80px;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    border: 3px solid transparent;
    transition: all 0.3s ease;
}

.thumbnail:hover,
.thumbnail.active {
    border-color: #ff6b9d;
    transform: scale(1.05);
}

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

.product-detail-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.product-detail-code {
    display: inline-block;
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    margin-bottom: 1rem;
}

.product-detail-price {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ff6b9d, #c44569);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.product-description {
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.product-options {
    margin: 2rem 0;
}

.option-group {
    margin-bottom: 1.5rem;
}

.option-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #667eea;
    font-size: 1.1rem;
}

.option-select {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e1e8ff;
    border-radius: 15px;
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    background: white;
    transition: all 0.3s ease;
}

.option-select:focus {
    outline: none;
    border-color: #ff6b9d;
    box-shadow: 0 0 0 3px rgba(255, 107, 157, 0.1);
}

.back-btn {
    background: linear-gradient(135deg, #a8edea, #fed6e3);
    color: #667eea;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 15px;
    cursor: pointer;
    margin-bottom: 2rem;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.back-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(168, 237, 234, 0.4);
}

/* Modal styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
}

.modal-content {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    margin: 3% auto;
    padding: 2.5rem;
    border-radius: 25px;
    width: 90%;
    max-width: 700px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(31, 38, 135, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.18);
    position: relative;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid rgba(102, 126, 234, 0.1);
}

.modal-title {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.close {
    background: rgba(255, 107, 157, 0.1);
    border: 2px solid #ff6b9d;
    color: #ff6b9d;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.close:hover {
    background: #ff6b9d;
    color: white;
    transform: rotate(90deg) scale(1.1);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .search-container {
        max-width: 300px;
        margin: 0 1rem;
    }

    .cart-total-display {
        font-size: 1rem;
    }

    .cart-btn {
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }

    .header-content {
        padding: 0.8rem 0;
        justify-content: space-between;
    }

    .logo {
        font-size: 1.6rem;
    }

    .search-container,
    .cart-section {
        display: none;
    }

    .mobile-header-cart,
    .mobile-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .mobile-nav {
        display: block;
    }

    .page-title {
        font-size: 2.2rem;
        flex-direction: column;
        gap: 0.5rem;
    }

    .product-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1.5rem;
    }

    .modal-content {
        width: 95%;
        margin: 5% auto;
        padding: 1.5rem;
    }

    .product-detail {
        padding: 1.5rem;
        margin: 1rem 0;
    }

    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .product-detail-title {
        font-size: 1.8rem;
    }

    .main-image {
        height: 300px;
    }

    .thumbnail {
        width: 60px;
        height: 60px;
    }
}

@media (max-width: 480px) {
    body {
        padding-top: 65px;
    }

    .logo {
        font-size: 1.4rem;
    }

    .container {
        padding: 1rem 15px;
    }

    .page-title {
        font-size: 1.8rem;
    }

    .product-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .mobile-nav {
        padding: 7rem 1.5rem 2rem;
    }

    .modal-content {
        padding: 1rem;
        margin: 10% auto;
    }
}

@media (max-width: 360px) {
    .logo {
        font-size: 1.2rem;
    }

    .page-title {
        font-size: 1.5rem;
    }
}

@media (min-width: 769px) and (max-width: 1024px) and (orientation: landscape) {
    .search-container {
        max-width: 250px;
    }
}

@media (hover: none) and (pointer: coarse) {

    .cart-btn:hover,
    .add-to-cart:hover,
    .mobile-cart-btn:hover {
        transform: none;
    }

    .product-card:hover {
        transform: none;
    }
}