/* ===================================
   OnlyPharma - Professional Peptides
   Canadian Quality, Global Reach
   =================================== */

/* CSS Variables */
:root {
    --primary-color: #c41e3a;
    --primary-dark: #a01829;
    --primary-light: #e63954;
    --secondary-color: #1a1a2e;
    --secondary-light: #16213e;
    --accent-color: #ff6b6b;
    --text-dark: #1a1a1a;
    --text-light: #666;
    --text-white: #fff;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
    --border-radius: 12px;
    
    /* Category Colors */
    --emagrecimento-color: #28a745;
    --muscular-color: #007bff;
    --anti-aging-color: #6f42c1;
    --performance-color: #fd7e14;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

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

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

/* Header & Navigation */
.header {
    background: var(--bg-white);
    box-shadow: var(--shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar {
    padding: 1rem 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
}

.logo i {
    font-size: 2rem;
}

.logo-flag {
    font-size: 1.25rem;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-dark);
    cursor: pointer;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background: rgba(196, 30, 58, 0.1);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-light) 100%);
    padding-top: 80px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(196,30,58,0.1)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,149.3C960,160,1056,160,1152,138.7C1248,117,1344,75,1392,53.3L1440,32L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(196, 30, 58, 0.2) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    color: var(--text-white);
    font-weight: 600;
    margin-bottom: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-title {
    font-size: 3.5rem;
    color: var(--text-white);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.hero-features {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.hero-feature i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(196, 30, 58, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: var(--text-white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* Trust Section */
.trust-section {
    padding: 4rem 0;
    background: var(--bg-light);
}

.trust-badges {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.trust-badge {
    text-align: center;
    padding: 2rem;
    background: var(--bg-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.trust-badge i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.trust-badge h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.trust-badge p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* Products Section */
.products-section {
    padding: 5rem 0;
    background: var(--bg-white);
}

.category-filter {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--border-color);
    background: var(--bg-white);
    color: var(--text-dark);
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: var(--text-white);
    border-color: var(--primary-color);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--bg-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

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

.product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary-color);
    color: var(--text-white);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
}

.bac-water-badge {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(45deg, #28a745, #20c997);
    color: var(--text-white);
    padding: 0.6rem 1.2rem;
    border-radius: 25px;
    font-size: 0.8rem;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.bac-water-badge i {
    margin-right: 0.5rem;
    color: #fff;
}

/* Product Images with Category Backgrounds */
.product-image {
    position: relative;
    height: 250px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 12px;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
    position: relative;
    z-index: 3;
}

.product-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    opacity: 0.3;
    mix-blend-mode: overlay;
}

.product-image i {
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    z-index: 2;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

/* Category-specific backgrounds with images */
.product-card.emagrecimento .product-image {
    background: linear-gradient(135deg, var(--emagrecimento-color) 0%, #20c997 100%);
}

.product-card.emagrecimento .product-image::before {
    background-image: url('https://www.genspark.ai/api/files/s/BPbpcj2t?cache_control=3600');
    opacity: 0.2;
}

.product-card.muscular .product-image {
    background: linear-gradient(135deg, var(--muscular-color) 0%, #17a2b8 100%);
}

.product-card.muscular .product-image::before {
    background-image: url('https://www.genspark.ai/api/files/s/Q8f1OkxN?cache_control=3600');
    opacity: 0.2;
}

.product-card.anti-aging .product-image {
    background: linear-gradient(135deg, var(--anti-aging-color) 0%, #e83e8c 100%);
}

.product-card.anti-aging .product-image::before {
    background-image: url('https://www.genspark.ai/api/files/s/TLgqUFcO?cache_control=3600');
    opacity: 0.2;
}

.product-card.performance .product-image {
    background: linear-gradient(135deg, var(--performance-color) 0%, #ffc107 100%);
}

.product-card.performance .product-image::before {
    background-image: url('https://www.genspark.ai/api/files/s/hc7C8iel?cache_control=3600');
    opacity: 0.2;
}

/* Category-specific colors */
.product-card.emagrecimento .product-image {
    background: linear-gradient(135deg, var(--emagrecimento-color) 0%, #20c997 100%);
}

.product-card.muscular .product-image {
    background: linear-gradient(135deg, var(--muscular-color) 0%, #17a2b8 100%);
}

.product-card.anti-aging .product-image {
    background: linear-gradient(135deg, var(--anti-aging-color) 0%, #e83e8c 100%);
}

.product-card.performance .product-image {
    background: linear-gradient(135deg, var(--performance-color) 0%, #ffc107 100%);
}

.product-content {
    padding: 1.5rem;
}

.product-category {
    display: inline-block;
    background: rgba(196, 30, 58, 0.1);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

/* Category badge colors */
.product-card.emagrecimento .product-category {
    background: rgba(40, 167, 69, 0.1);
    color: var(--emagrecimento-color);
}

.product-card.muscular .product-category {
    background: rgba(0, 123, 255, 0.1);
    color: var(--muscular-color);
}

.product-card.anti-aging .product-category {
    background: rgba(111, 66, 193, 0.1);
    color: var(--anti-aging-color);
}

.product-card.performance .product-category {
    background: rgba(253, 126, 20, 0.1);
    color: var(--performance-color);
}

.product-title {
    font-size: 1.25rem;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.product-description {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.product-features {
    list-style: none;
    margin-bottom: 1rem;
}

.product-features li {
    padding: 0.5rem 0;
    color: var(--text-light);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-features i {
    color: var(--primary-color);
    font-size: 0.85rem;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 1rem;
}

.product-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.product-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.product-btn {
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: var(--text-white);
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-size: 0.9rem;
}

.buy-btn {
    padding: 0.75rem 1.5rem;
    background: #25d366; /* WhatsApp green */
    color: var(--text-white);
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-size: 0.9rem;
}

.product-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

.buy-btn:hover {
    background: #128c7e; /* Darker WhatsApp green */
    transform: scale(1.05);
}

/* Shipping Section */
.shipping-section {
    padding: 5rem 0;
    background: var(--bg-light);
}

.shipping-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.shipping-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.shipping-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.shipping-icon i {
    font-size: 2rem;
    color: var(--text-white);
}

.shipping-card h3 {
    font-size: 1.25rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.shipping-card p {
    color: var(--text-light);
    line-height: 1.8;
}

.shipping-info-box {
    background: #fff3cd;
    border: 2px solid #ffc107;
    border-radius: var(--border-radius);
    padding: 2rem;
}

.info-box-content {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.info-box-content i {
    font-size: 2rem;
    color: #ffc107;
    flex-shrink: 0;
}

.info-box-content h4 {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.info-box-content p {
    color: var(--text-light);
    line-height: 1.6;
}

/* About Section */
.about-section {
    padding: 5rem 0;
    background: var(--bg-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
    line-height: 1.8;
}

.about-text h3 {
    color: var(--text-dark);
    margin: 2rem 0 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.about-text h3 i {
    color: var(--primary-color);
}

.about-list {
    list-style: none;
    margin-bottom: 2rem;
}

.about-list li {
    padding: 0.75rem 0;
    color: var(--text-light);
    display: flex;
    align-items: flex-start;
    gap: 15px;
    line-height: 1.6;
}

.about-list i {
    color: var(--primary-color);
    margin-top: 5px;
    flex-shrink: 0;
}

.about-highlight {
    background: linear-gradient(135deg, rgba(196, 30, 58, 0.1) 0%, rgba(196, 30, 58, 0.05) 100%);
    padding: 2rem;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

.about-highlight i {
    font-size: 2.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.about-highlight h4 {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.about-highlight p {
    color: var(--text-light);
    line-height: 1.8;
}

.about-image {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.about-image-card {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    padding: 2rem;
    border-radius: var(--border-radius);
    color: var(--text-white);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.about-image-card i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.about-image-card h3 {
    color: var(--text-white);
    margin-bottom: 0.5rem;
}

.about-image-card p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
}

/* Contact Section */
.contact-section {
    padding: 5rem 0;
    background: var(--bg-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
}

.contact-info h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.contact-info > p {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.contact-methods {
    margin-bottom: 2rem;
}

.contact-method {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-white);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
}

.contact-method i {
    font-size: 2rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-method h4 {
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.contact-method p {
    color: var(--text-light);
    margin: 0;
}

.contact-social {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.contact-social h4 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-size: 1.5rem;
    transition: var(--transition);
}

.social-link:hover {
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(196, 30, 58, 0.4);
}

.contact-form-wrapper {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Footer */
.footer {
    background: var(--secondary-color);
    color: rgba(255, 255, 255, 0.8);
    padding: 3rem 0 1rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-white);
    margin-bottom: 1rem;
}

.footer-logo i {
    font-size: 2rem;
}

.footer-col p {
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.footer-flag {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-flag span {
    font-size: 2rem;
}

.footer-flag p {
    font-weight: 600;
    color: var(--text-white);
    margin: 0;
}

.footer-col h4 {
    color: var(--text-white);
    margin-bottom: 1rem;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--text-white);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.footer-disclaimer {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}

/* Scroll to Top Button */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--text-white);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--primary-dark);
    transform: translateY(-5px);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    .section-title { font-size: 2rem; }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        flex-direction: column;
        background: var(--bg-white);
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        display: block;
        padding: 1rem;
        border-bottom: 1px solid var(--border-color);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-features {
        flex-direction: column;
        gap: 1rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .shipping-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .category-filter {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}

/* Loading Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}