/*
===============================================
  STEELJEWELRY - ADENA INSPIRED PREMIUM THEME
  Designer: Ultra Professional Jewelry Store
  Version: Premium Edition
===============================================
*/

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

:root {
    /* ULTRA PREMIUM COLORS - LUXURY E-COMMERCE */
    --primary: #1a1a1a;
    --secondary: #fafafa;
    --accent: #c9a876;
    --accent-light: #e8d5b7;
    --accent-dark: #a88a5a;
    --white: #ffffff;
    --black: #000000;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #eeeeee;
    --gray-300: #e0e0e0;
    --gray-400: #bdbdbd;
    --gray-500: #9e9e9e;
    --gray-600: #757575;
    --gray-700: #424242;
    --gray-800: #212121;
    --gray-900: #1a1a1a;
    
    /* Typography - ULTRA PROFESSIONAL */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
    --font-display: 'Playfair Display', 'Georgia', serif;
    --font-mono: 'SF Mono', 'Monaco', 'Cascadia Code', monospace;
    
    /* Spacing */
    --container-width: 1200px;
    --section-padding: 80px 0;
    
    /* Shadows */
    --shadow-light: 0 2px 10px rgba(0,0,0,0.05);
    --shadow-medium: 0 5px 20px rgba(0,0,0,0.1);
    --shadow-strong: 0 10px 40px rgba(0,0,0,0.15);
    
    /* Transitions */
    --transition: all 0.3s ease;
}

/* === GLOBAL STYLES === */
body {
    font-family: var(--font-display);
    line-height: 1.6;
    color: var(--primary);
    background: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

/* === BUTTONS === */
.btn {
    display: inline-block;
    padding: 14px 28px;
    text-decoration: none;
    border: none;
    border-radius: 0;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

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

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

.btn-outline:hover {
    background: var(--black);
    color: var(--white);
}

/* === HEADER === */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: none;
    z-index: 1000;
    transition: all 0.4s ease;
    border-bottom: none;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    box-shadow: 0 4px 30px rgba(0,0,0,0.15);
    border-bottom: 1px solid rgba(0,0,0,0.1);
}

.header.scrolled .nav-list a {
    color: var(--primary);
    text-shadow: none;
}

.header.scrolled .action-btn {
    color: var(--primary);
    text-shadow: none;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 25px 0;
    transition: all 0.3s ease;
}

.logo img {
    height: 45px;
    width: auto;
    object-fit: contain;
    cursor: pointer;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-list a {
    text-decoration: none;
    color: #ffffff;
    font-weight: 400;
    font-size: 15px;
    text-transform: none;
    letter-spacing: 0.5px;
    position: relative;
    transition: var(--transition);
    text-shadow: 0 2px 8px rgba(0,0,0,0.8);
    font-family: var(--font-display);
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--black);
    transition: var(--transition);
}

.nav-list a:hover::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.action-btn {
    background: none;
    border: none;
    color: #ffffff;
    font-size: 16px;
    cursor: pointer;
    position: relative;
    transition: var(--transition);
    text-shadow: 0 2px 8px rgba(0,0,0,0.8);
    font-weight: 400;
}

.action-btn:hover {
    color: var(--accent);
}

.badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--accent);
    color: var(--white);
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 4px;
    padding: 10px;
    border-radius: 4px;
    transition: all 0.3s ease;
    z-index: 9999;
    position: relative;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
}

.mobile-toggle:hover {
    background: var(--gray-100);
}

.mobile-toggle:active {
    background: var(--gray-200);
    transform: scale(0.95);
}

.mobile-toggle span {
    width: 24px;
    height: 3px;
    background: var(--black);
    transition: all 0.3s ease;
    border-radius: 2px;
    display: block;
    pointer-events: none;
}

/* === HERO SECTION === */
.hero {
    position: relative;
    height: 120vh;
    min-height: 800px;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: -80px;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    filter: brightness(0.9) contrast(1.1) saturate(1.1);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,0,0,0.5) 0%, rgba(0,0,0,0.3) 40%, rgba(0,0,0,0.2) 70%, rgba(0,0,0,0.1) 100%);
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
}

.hero-text {
    max-width: 500px;
    margin-left: 40px;
    text-align: left;
}

.hero-subtitle {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--white);
    margin-bottom: 20px;
    opacity: 0.9;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(42px, 6vw, 68px);
    font-weight: 500;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: 25px;
    text-shadow: 
        0 3px 10px rgba(0,0,0,0.8),
        0 6px 20px rgba(0,0,0,0.6);
    letter-spacing: -1px;
}

.hero-description {
    font-size: 16px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
    font-weight: 300;
    text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

.hero-actions {
    margin-top: 35px;
}

.hero-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 20px 50px;
    background: linear-gradient(45deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.2) 100%);
    color: #ffffff;
    text-decoration: none;
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 18px;
    letter-spacing: 2px;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 8px;
    backdrop-filter: blur(20px);
    box-shadow: 
        0 8px 32px rgba(0,0,0,0.3),
        inset 0 1px 0 rgba(255,255,255,0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-transform: none;
    position: relative;
    overflow: hidden;
}

.hero-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.6s;
}

.hero-btn:hover::before {
    left: 100%;
}

.hero-btn:hover {
    background: linear-gradient(45deg, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0.3) 100%);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-3px);
    box-shadow: 
        0 12px 40px rgba(0,0,0,0.4),
        inset 0 1px 0 rgba(255,255,255,0.3);
}

.hero-btn:active {
    transform: translateY(-1px);
}

/* === HERO FEATURES === */
.hero-features {
    position: absolute;
    bottom: 0;
    width: 100%;
    background: var(--white);
    padding: 30px 0;
    box-shadow: var(--shadow-medium);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 15px;
    text-align: left;
}

.feature-item i {
    font-size: 24px;
    color: var(--accent);
    flex-shrink: 0;
}

.feature-text h4 {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 5px;
    color: var(--black);
}

.feature-text p {
    font-size: 12px;
    color: var(--gray-medium);
    line-height: 1.4;
}

/* === TRENDING SECTION === */
.trending {
    padding: var(--section-padding);
    background: var(--gray-light);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 400;
    color: var(--black);
    margin-bottom: 40px;
}

.category-tabs {
    display: flex;
    justify-content: center;
    gap: 30px;
}

.tab-btn {
    background: none;
    border: none;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray-medium);
    cursor: pointer;
    padding: 10px 0;
    position: relative;
    transition: var(--transition);
}

.tab-btn.active,
.tab-btn:hover {
    color: var(--black);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--black);
}

/* === PRODUCTS GRID === */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.product-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    transition: all 0.2s ease;
    position: relative;
    border: 1px solid var(--gray-200);
}


.product-image {
    position: relative;
    overflow: hidden;
    margin-bottom: 0;
    background: var(--gray-light);
    aspect-ratio: 1;
}

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
    backdrop-filter: blur(10px);
}

.product-badge.sale {
    background: linear-gradient(135deg, #ff4444 0%, #cc0000 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 68, 68, 0.3);
}

.product-badge.new {
    background: linear-gradient(135deg, #00c851 0%, #007e33 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 200, 81, 0.3);
}

.product-badge.bestseller {
    background: linear-gradient(135deg, var(--accent) 0%, #b8860b 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
    filter: brightness(1.02) contrast(1.05);
}

.product-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    border-color: var(--gray-300);
}


.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-overlay {
    position: absolute;
    top: 15px;
    right: 15px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    opacity: 0;
    transform: translateX(10px);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.quick-view,
.add-to-wishlist {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    color: var(--gray-dark);
    font-size: 14px;
}

.quick-view:hover,
.add-to-wishlist:hover {
    background: var(--black);
    color: var(--white);
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}

.product-info {
    padding: 16px;
    text-align: left;
}

.product-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    letter-spacing: -0.01em;
    font-family: var(--font-display);
    transition: all 0.2s ease;
    min-height: 44px;
}


.product-rating {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    margin-bottom: 12px;
}

.stars {
    display: flex;
    gap: 2px;
}

.stars i {
    font-size: 12px;
    color: #ffc107;
    transition: none;
}

.rating-count {
    font-size: 12px;
    color: var(--gray-600);
    font-weight: 500;
    font-family: var(--font-display);
}

.product-price {
    margin-bottom: 16px;
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.current-price {
    font-size: 19px;
    font-weight: 700;
    color: var(--gray-900);
    font-family: var(--font-mono);
    letter-spacing: -0.02em;
    position: relative;
}

.old-price {
    font-size: 15px;
    color: var(--gray-500);
    text-decoration: line-through;
    font-weight: 500;
    font-family: var(--font-mono);
    letter-spacing: -0.01em;
}

.add-to-cart {
    background: var(--gray-900);
    color: var(--white);
    border: 1px solid transparent;
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 600;
    font-family: var(--font-display);
    letter-spacing: -0.01em;
    cursor: pointer;
    transition: all 0.2s ease;
    border-radius: 8px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: none;
}

.add-to-cart:hover {
    background: var(--gray-800);
}

.add-to-cart:active {
    background: var(--gray-900);
    transform: scale(0.98);
}

.add-to-cart i {
    font-size: 14px;
}

.section-footer {
    text-align: center;
}

/* === NEWSLETTER === */
.newsletter {
    padding: 60px 0;
    background: var(--secondary);
}

.newsletter-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-title {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 400;
    color: var(--black);
    margin-bottom: 20px;
}

.newsletter-text {
    color: var(--gray-medium);
    margin-bottom: 40px;
    line-height: 1.6;
}

.newsletter-form {
    max-width: 400px;
    margin: 0 auto;
}

.form-group {
    display: flex;
    gap: 0;
}

.form-group input {
    flex: 1;
    padding: 14px 20px;
    border: 2px solid var(--gray-light);
    border-right: none;
    font-family: var(--font-display);
    font-size: 14px;
    outline: none;
}

.form-group input:focus {
    border-color: var(--black);
}

.form-group .btn {
    border-radius: 0;
    border-left: none;
}

/* === FOOTER === */
.footer {
    background: var(--gray-50);
    color: var(--gray-700);
    padding: 60px 0 30px;
    border-top: 1px solid var(--gray-200);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
    margin-bottom: 20px;
}

.footer-logo p {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 30px;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--gray-200);
    color: var(--gray-600);
    text-decoration: none;
    transition: var(--transition);
    border-radius: 8px;
}

.social-link:hover {
    background: var(--gray-900);
    color: var(--white);
}

.footer-section h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 20px;
    letter-spacing: -0.01em;
    color: var(--gray-900);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--gray-600);
    text-decoration: none;
    transition: var(--transition);
    font-size: 14px;
}

.footer-links a:hover {
    color: var(--gray-900);
}

.contact-info p {
    color: var(--gray-600);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.contact-info i {
    color: var(--gray-700);
    width: 16px;
}

.footer-bottom {
    border-top: 1px solid var(--gray-200);
    padding-top: 30px;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--gray-500);
    font-size: 14px;
}

.payment-icons {
    display: flex;
    gap: 15px;
}

.payment-icons i {
    font-size: 24px;
    color: var(--gray-400);
    transition: var(--transition);
}

.payment-icons i:hover {
    color: var(--gray-700);
}

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

/* Tablet & Mobile - 768px and below */
@media (max-width: 768px) {
    /* Container & Layout */
    .container {
        padding: 0 15px;
    }
    
    /* Header & Navigation */
    .header {
        padding: 15px 0;
        position: relative;
    }
    
    .header-content {
        gap: 15px;
    }
    
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        border-top: 1px solid var(--gray-200);
        z-index: 1000;
    }
    
    .nav.active {
        display: block;
    }
    
    .nav-list {
        flex-direction: column;
        padding: 20px;
        gap: 0;
    }
    
    .nav-list li {
        border-bottom: 1px solid var(--gray-100);
    }
    
    .nav-list li:last-child {
        border-bottom: none;
    }
    
    .nav-list a {
        display: block;
        padding: 15px 0;
        color: var(--primary);
        font-size: 16px;
    }
    
    .mobile-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
        background: var(--primary);
    }
    
    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
        transform: scale(0);
    }
    
    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
        background: var(--primary);
    }
    
    .header-actions {
        gap: 10px;
    }
    
    .auth-buttons {
        gap: 8px;
    }
    
    .auth-btn {
        padding: 8px 12px;
        font-size: 12px;
    }
    
    .auth-btn span {
        display: none;
    }
    
    .action-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    /* Hero Section */
    .hero {
        height: 100vh;
        min-height: 600px;
        position: relative;
        display: flex;
        align-items: center;
        margin-top: -60px;
        padding-top: 60px;
    }
    
    .hero-content {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 2;
        padding: 80px 0;
    }
    
    .hero-text {
        text-align: center;
        color: white;
        max-width: 90%;
        margin: 0 auto;
    }
    
    .hero-title {
        font-size: 36px;
        margin-bottom: 15px;
        line-height: 1.2;
        text-shadow: 2px 2px 4px rgba(0,0,0,0.8);
    }
    
    .hero-subtitle {
        font-size: 14px;
        margin-bottom: 10px;
        opacity: 0.9;
        text-shadow: 1px 1px 2px rgba(0,0,0,0.6);
    }
    
    .hero-description {
        font-size: 13px;
        margin-bottom: 25px;
        line-height: 1.6;
        opacity: 0.85;
        text-shadow: 1px 1px 2px rgba(0,0,0,0.6);
    }
    
    .hero-features {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        padding: 20px 0;
        background: rgba(0,0,0,0.7);
        backdrop-filter: blur(5px);
        z-index: 3;
    }
    
    /* Features Grid */
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        padding: 40px 0;
    }
    
    .feature-item {
        padding: 30px 20px;
        text-align: center;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        margin: 0 auto 15px;
    }
    
    /* Products Grid */
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        padding: 40px 0;
    }
    
    .product-card {
        border-radius: 12px;
    }
    
    .product-info {
        padding: 15px;
    }
    
    .product-title {
        font-size: 16px;
    }
    
    .product-price {
        font-size: 18px;
    }
    
    /* Buttons */
    .btn {
        padding: 12px 24px;
        font-size: 12px;
    }
    
    .product-actions {
        flex-direction: column;
        gap: 8px;
    }
    
    .product-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    /* Forms */
    .form-group {
        flex-direction: column;
    }
    
    .form-group input {
        border-right: 2px solid var(--gray-300);
        border-bottom: none;
        border-radius: 4px 4px 0 0;
    }
    
    .form-group .btn {
        border-left: 2px solid var(--black);
        border-top: none;
        border-radius: 0 0 4px 4px;
    }
}

/* Mobile - 480px and below */
@media (max-width: 480px) {
    /* Container */
    .container {
        padding: 0 12px;
    }
    
    /* Header */
    .header {
        padding: 12px 0;
    }
    
    .logo img {
        height: 35px;
    }
    
    /* Hero Mobile */
    .hero {
        height: 80vh;
        min-height: 500px;
        margin-top: -50px;
        padding-top: 50px;
    }
    
    .hero-content {
        padding: 60px 0;
    }
    
    .hero-title {
        font-size: 24px;
        line-height: 1.1;
        margin-bottom: 12px;
    }
    
    .hero-subtitle {
        font-size: 12px;
        margin-bottom: 8px;
    }
    
    .hero-description {
        font-size: 12px;
        margin-bottom: 20px;
        max-width: 95%;
    }
    
    .hero-actions .hero-btn {
        padding: 10px 20px;
        font-size: 12px;
    }
    
    .hero-features {
        padding: 15px 0;
    }
    
    .hero-features .features-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .hero-features .feature-item {
        padding: 15px;
        text-align: center;
        backdrop-filter: none;
        background: rgba(255,255,255,0.1);
        border-radius: 8px;
    }
    
    .hero-features .feature-item i {
        font-size: 16px;
        margin-bottom: 8px;
    }
    
    .hero-features .feature-text h4 {
        font-size: 12px;
        margin-bottom: 4px;
    }
    
    .hero-features .feature-text p {
        font-size: 10px;
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
        gap: 25px;
        padding: 30px 0;
    }
    
    .feature-item {
        padding: 25px 15px;
    }
    
    /* Products */
    .products-grid {
        grid-template-columns: 1fr;
        gap: 25px;
        padding: 30px 0;
    }
    
    .product-card {
        max-width: 320px;
        margin: 0 auto;
    }
    
    .product-image {
        height: 250px;
    }
    
    /* Auth Buttons */
    .auth-btn {
        padding: 6px 10px;
    }
    
    .auth-btn i {
        font-size: 14px;
    }
    
    /* Action Buttons */
    .action-btn {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }
    
    /* Spacing */
    section {
        padding: 40px 0;
    }
    
    .section-title {
        font-size: 28px;
        margin-bottom: 15px;
    }
    
    .section-subtitle {
        font-size: 14px;
        margin-bottom: 30px;
    }
}

/* Mobile Cart & Modal Improvements */
@media (max-width: 768px) {
    /* Cart Modal */
    .cart-sidebar {
        width: 100%;
        max-width: 400px;
    }
    
    .cart-item {
        padding: 15px;
        gap: 12px;
    }
    
    .cart-item-image {
        width: 60px;
        height: 60px;
    }
    
    .cart-item-details h4 {
        font-size: 14px;
    }
    
    .cart-item-price {
        font-size: 16px;
    }
    
    .quantity-controls button {
        width: 30px;
        height: 30px;
    }
    
    .cart-total {
        padding: 20px 15px;
    }
    
    .cart-actions {
        padding: 15px;
        gap: 10px;
    }
    
    .cart-actions .btn {
        padding: 12px;
        font-size: 13px;
    }
    
    /* Auth Modal */
    .modal-container {
        width: 95%;
        max-width: 400px;
        margin: 20px;
        max-height: 90vh;
        overflow-y: auto;
    }
    
    .modal-content {
        padding: 30px 25px;
    }
    
    .modal-header h2 {
        font-size: 24px;
    }
    
    .input-group {
        padding: 12px 15px;
    }
    
    .modal-submit-btn {
        padding: 15px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    /* Cart Mobile */
    .cart-sidebar {
        width: 100vw;
        height: 100vh;
        border-radius: 0;
    }
    
    .cart-header {
        padding: 20px 15px;
    }
    
    .cart-content {
        height: calc(100vh - 180px);
    }
    
    .cart-item {
        padding: 12px;
    }
    
    .cart-item-details h4 {
        font-size: 13px;
    }
    
    /* Modal Mobile */
    .modal-container {
        width: 100%;
        height: 100%;
        margin: 0;
        border-radius: 0;
        max-height: 100vh;
    }
    
    .modal-content {
        padding: 25px 20px;
        height: 100%;
        overflow-y: auto;
    }
    
    .modal-close {
        top: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
    }
}
    
    .section-title {
        font-size: 28px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .category-tabs {
        flex-wrap: wrap;
        gap: 15px;
    }
}

/* === SMOOTH SCROLLING === */
html {
    scroll-behavior: smooth;
}

/* === FOCUS STYLES === */
button:focus,
input:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* === SELECTION STYLES === */
::selection {
    background: var(--accent);
    color: var(--white);
}

/* === PREMIUM ANIMATIONS === */
@keyframes borderShine {
    0% {
        background-position: 0% 0%;
    }
    50% {
        background-position: 100% 100%;
    }
    100% {
        background-position: 0% 0%;
    }
}

@keyframes ripple {
    0% {
        transform: translate(-50%, -50%) scale(0);
        opacity: 0.8;
    }
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0;
    }
}

@keyframes cardFloat {
    0%, 100% {
        transform: translateY(0) rotateX(0deg);
    }
    50% {
        transform: translateY(-5px) rotateX(2deg);
    }
}

@keyframes priceGlow {
    0%, 100% {
        text-shadow: 0 2px 4px rgba(212,175,55,0.2);
    }
    50% {
        text-shadow: 0 4px 12px rgba(212,175,55,0.6);
    }
}

@keyframes badgePulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 6px 20px rgba(0,0,0,0.4);
    }
}