/* Be Vietnam Pro - Vietnamese-optimized font */
*{font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif}
/* ============================================
   COMPLETE E-COMMERCE + SOCIAL STYLESHEET
   Theme: ShipperShop Purple (#7C3AED)
   Effects: LVMH 3D Floating Products
   ============================================ */

:root {
    /* Shopee Orange Theme */
    --primary: #7C3AED;
    --primary-dark: #5B21B6;
    --primary-light: #A78BFA;
    
    /* Secondary Colors */
    --secondary: #FF8C00;
    --accent: #FFB84D;
    
    /* Neutrals */
    --dark: #1A1A1A;
    --gray-dark: #333333;
    --gray: #666666;
    --gray-light: #CCCCCC;
    --light: #F5F5F5;
    --white: #FFFFFF;
    
    /* Status Colors */
    --success: #00C851;
    --warning: #FFB900;
    --danger: #FF4444;
    --info: #33B5E5;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.2);
    --shadow-float: 0 20px 60px rgba(238, 77, 45, 0.3);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}
/* PERFORMANCE BASELINE */
*, *::before, *::after {
  box-sizing: border-box;
}
/* Use transform instead of top/left for animations */
/* content-visibility for off-screen sections */
/* content-visibility removed - can cause layout shifts */


/* ============================================
   RESET & BASE
   ============================================ */
   
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
    color: var(--dark);
    background: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

button {
    border: none;
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition-fast);
}

input, textarea, select {
    font-family: inherit;
    border: 1px solid var(--gray-light);
    padding: 12px;
    border-radius: 8px;
    transition: var(--transition-fast);
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(238, 77, 45, 0.1);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.site-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-top {
    background: var(--primary-dark);
    padding: 8px 0;
    font-size: 13px;
}

.header-main {
    padding: 15px 0;
}

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

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.logo {
    font-size: 20px;
    font-weight: 800;
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--primary, #7C3AED);
    white-space: nowrap;
}

.logo span {
    color: var(--primary, #7C3AED);
}

.search-bar {
    flex: 1;
    max-width: 600px;
    position: relative;
}

.search-bar input {
    width: 100%;
    padding: 12px 50px 12px 20px;
    border-radius: 25px;
    border: none;
}

.search-bar button {
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 20px;
}

.header-actions {
    display: flex;
    gap: 25px;
    align-items: center;
}

.header-btn {
    background: transparent;
    color: var(--white);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    border: 1px solid rgba(255,255,255,0.3);
}

.header-btn:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--white);
}

.cart-badge {
    background: var(--accent);
    color: var(--dark);
    border-radius: 50%;
    padding: 2px 6px;
    font-size: 11px;
    font-weight: bold;
}

nav {
    background: rgba(0,0,0,0.1);
}

.nav-menu {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 30px;
    padding: 12px 0;
}

.nav-menu a {
    color: var(--white);
    font-weight: 500;
    padding: 5px 0;
    border-bottom: 2px solid transparent;
}

.nav-menu a:hover,
.nav-menu a.active {
    border-bottom-color: var(--accent);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
    top: -250px;
    right: -250px;
}

.hero-content {
    max-width: 600px;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: bold;
}

.hero p {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.btn {
    padding: 14px 35px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 16px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition-normal);
}

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

.btn-primary:hover {
    background: var(--accent);
    color: var(--dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary);
}

/* ============================================
   PRODUCTS GRID - 3D FLOATING EFFECT (LVMH)
   ============================================ */

.products-section {
    padding: 60px 0;
    background: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 36px;
    color: var(--dark);
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--gray);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    perspective: 1000px;
}

.product-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
    transform-style: preserve-3d;
    position: relative;
}

.product-card:hover {
    transform: translateY(-20px) rotateX(5deg);
    box-shadow: var(--shadow-float);
}

.product-image {
    position: relative;
    padding-top: 100%;
    overflow: hidden;
    background: var(--light);
}

.product-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--primary);
    color: var(--white);
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: bold;
    z-index: 1;
}

.product-actions {
    position: absolute;
    top: 15px;
    right: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    opacity: 0;
    transform: translateX(20px);
    transition: var(--transition-normal);
}

.product-card:hover .product-actions {
    opacity: 1;
    transform: translateX(0);
}

.action-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
    color: var(--dark);
}

.action-btn:hover {
    background: var(--primary);
    color: var(--white);
}

.product-info {
    padding: 20px;
}

.product-category {
    font-size: 12px;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.product-name {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--dark);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-bottom: 12px;
}

.stars {
    color: var(--accent);
}

.rating-count {
    font-size: 13px;
    color: var(--gray);
}

.product-price {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.current-price {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary);
}

.original-price {
    font-size: 16px;
    color: var(--gray);
    text-decoration: line-through;
}

.discount-percent {
    background: var(--primary);
    color: var(--white);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
}

.add-to-cart-btn {
    width: 100%;
    padding: 12px;
    background: var(--primary);
    color: var(--white);
    border-radius: 10px;
    font-weight: 600;
}

.add-to-cart-btn:hover {
    background: var(--primary-dark);
}

/* ============================================
   SOCIAL FEED
   ============================================ */

.social-section {
    padding: 60px 0;
    background: var(--light);
}

.feed-container {
    max-width: 800px;
    margin: 0 auto;
}

.create-post {
    background: var(--white);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-sm);
}

.post-input {
    width: 100%;
    border: 1px solid var(--gray-light);
    border-radius: 25px;
    padding: 12px 20px;
    resize: none;
}

.post-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
}

.post-options {
    display: flex;
    gap: 15px;
}

.post-option-btn {
    background: transparent;
    color: var(--gray);
    padding: 8px 15px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.post-option-btn:hover {
    background: var(--light);
    color: var(--primary);
}

.post-submit-btn {
    background: var(--primary);
    color: var(--white);
    padding: 10px 25px;
    border-radius: 20px;
}

/* removed by fix */

.post-header {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.post-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
}

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

.post-author-info h4 {
    font-size: 16px;
    margin-bottom: 3px;
}

.post-time {
    font-size: 13px;
    color: var(--gray);
}

/* removed by fix */

/* removed by fix */

/* removed: .post-images img - moved to inline */

/* removed by fix */

/* removed by fix */

.post-interactions {
    display: flex;
    gap: 15px;
}

.interaction-btn {
    background: transparent;
    color: var(--gray);
    padding: 8px 15px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.interaction-btn:hover,
.interaction-btn.active {
    background: var(--light);
    color: var(--primary);
}

/* ============================================
   SHOPPING CART
   ============================================ */

.cart-section {
    padding: 60px 0;
}

.cart-container {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 30px;
}

.cart-items {
    background: var(--white);
    border-radius: 15px;
    padding: 20px;
}

.cart-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    border-bottom: 1px solid var(--gray-light);
}

.cart-item-image {
    width: 100px;
    height: 100px;
    border-radius: 10px;
    overflow: hidden;
}

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

.cart-item-info {
    flex: 1;
}

.cart-item-name {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.cart-item-price {
    font-size: 18px;
    color: var(--primary);
    font-weight: bold;
    margin-bottom: 10px;
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: 10px;
}

.qty-btn {
    width: 30px;
    height: 30px;
    border: 1px solid var(--gray-light);
    border-radius: 5px;
    background: var(--white);
}

.qty-input {
    width: 50px;
    text-align: center;
    border: 1px solid var(--gray-light);
    border-radius: 5px;
    padding: 5px;
}

.remove-btn {
    background: transparent;
    color: var(--danger);
    padding: 8px;
}

.cart-summary {
    background: var(--white);
    border-radius: 15px;
    padding: 20px;
    height: fit-content;
    position: sticky;
    top: 100px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
}

.summary-total {
    font-size: 20px;
    font-weight: bold;
    color: var(--primary);
    border-top: 2px solid var(--gray-light);
    padding-top: 15px;
    margin-top: 10px;
}

.checkout-btn {
    width: 100%;
    padding: 15px;
    background: var(--primary);
    color: var(--white);
    border-radius: 10px;
    font-weight: 600;
    font-size: 16px;
    margin-top: 20px;
}

.checkout-btn:hover {
    background: var(--primary-dark);
}

/* ============================================
   WALLET & TRANSACTIONS
   ============================================ */

.wallet-section {
    padding: 60px 0;
}

.wallet-balance {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    border-radius: 20px;
    padding: 40px;
    margin-bottom: 30px;
}

.balance-label {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 10px;
}

.balance-amount {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 20px;
}

.wallet-actions {
    display: flex;
    gap: 15px;
}

.wallet-btn {
    padding: 12px 30px;
    border-radius: 25px;
    font-weight: 600;
}

.transactions-list {
    background: var(--white);
    border-radius: 15px;
    padding: 20px;
}

.transaction-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    border-bottom: 1px solid var(--gray-light);
}

.transaction-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.transaction-icon.deposit {
    background: rgba(0, 200, 81, 0.1);
    color: var(--success);
}

.transaction-icon.purchase {
    background: rgba(238, 77, 45, 0.1);
    color: var(--primary);
}

.transaction-amount.positive {
    color: var(--success);
}

.transaction-amount.negative {
    color: var(--danger);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 992px) {
    .header-content {
        flex-direction: column;
    }
    
    .search-bar {
        order: -1;
        max-width: 100%;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        gap: 20px;
    }
    
    .cart-container {
        grid-template-columns: 1fr;
    }
    
    .cart-summary {
        position: static;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 36px;
    }
    
    .nav-menu {
        flex-wrap: wrap;
        gap: 15px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .header-actions {
        flex-wrap: wrap;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.fade-in {
    animation: fadeIn 0.5s ease;
}

.float {
    /* animation: float 3s ease-in-out infinite; removed for perf */
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-primary { color: var(--primary); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.text-muted { color: var(--gray); }

.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

.p-1 { padding: 10px; }
.p-2 { padding: 20px; }
.p-3 { padding: 30px; }

.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.gap-1 { gap: 10px; }
.gap-2 { gap: 20px; }

.rounded { border-radius: 10px; }
.rounded-full { border-radius: 50%; }

.shadow { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }

/* Global viewport fix */
*{box-sizing:border-box}body{max-width:100vw;overflow-x:hidden}
img,video,iframe{max-width:100%}