/* style.css - Main Styles for CurePharma BD */

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

:root {
    --primary-color: #1a73e8;
    --primary-dark: #0d5bb5;
    --secondary-color: #34a853;
    --secondary-dark: #2e8b57;
    --accent-color: #fbbc05;
    --text-dark: #333;
    --text-light: #666;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow-light: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 6px 20px rgba(0, 0, 0, 0.08);
    --shadow-heavy: 0 10px 30px rgba(0, 0, 0, 0.12);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Roboto', sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.3;
}

h1 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 10px;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* Header & Navigation (unchanged) */
.header {
    background-color: var(--bg-white);
    box-shadow: var(--shadow-light);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

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

.logo {
    font-family: 'Poppins', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo i {
    font-size: 2rem;
    color: var(--secondary-color);
}

.logo span {
    color: var(--secondary-color);
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 1rem;
    padding: 8px 0;
    position: relative;
    transition: var(--transition);
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.call-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 10px 20px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    box-shadow: var(--shadow-light);
}

.call-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.cart-icon {
    position: relative;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--text-dark);
    transition: var(--transition);
}

.cart-icon:hover {
    color: var(--primary-color);
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background-color: var(--secondary-color);
    color: white;
    font-size: 0.8rem;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 600;
}

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

/* Hero Slider (unchanged) */
.hero {
    height: 80vh;
    min-height: 600px;
    position: relative;
    overflow: hidden;
    margin-bottom: 4rem;
}

.hero-slider {
    height: 100%;
    position: relative;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
}

.slide.active {
    opacity: 1;
}

.slide:nth-child(1) {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://images.unsplash.com/photo-1559757148-5c350d0d3c56?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
}

.slide:nth-child(2) {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://images.unsplash.com/photo-1584308666744-24d5c474f2ae?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
}

.slide:nth-child(3) {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://images.unsplash.com/photo-1584017911766-d451b3d0e843?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
}

.slide-content {
    max-width: 800px;
    padding: 0 4rem;
    color: white;
    z-index: 2;
    position: relative;
}

.slide-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.slide-content p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary, .btn-whatsapp {
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: var(--shadow-medium);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    box-shadow: var(--shadow-medium);
}

.btn-whatsapp:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(26, 115, 232, 0.3), rgba(52, 168, 83, 0.2));
}

.slider-controls {
    position: absolute;
    bottom: 30px;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    z-index: 10;
}

.slider-prev, .slider-next {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(5px);
}

.slider-prev:hover, .slider-next:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.slider-dots {
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: white;
    transform: scale(1.2);
}

/* ===== Category Buttons Section ===== */
.categories-section {
    padding: 40px 0;
    background-color: #f8f9fa;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.category-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: white;
    padding: 20px 10px;
    border-radius: 12px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    text-decoration: none;
    color: var(--text-dark);
    border: 1px solid var(--border-color);
}

.category-btn i {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.category-btn span {
    font-weight: 500;
    font-size: 0.95rem;
    text-align: center;
}

.category-btn:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--primary-color);
}

/* Product Sections */
.product-section {
    margin-bottom: 5rem;
    padding-top: 2rem;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 2.5rem;
}

.section-title i {
    color: var(--primary-color);
    font-size: 2rem;
}

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

.product-card {
    background-color: var(--bg-white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    position: relative;
    padding-bottom: 20px;
    transform: translateY(0);
}

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

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
}

.product-image {
    height: 200px;
    overflow: hidden;
    position: relative;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: var(--accent-color);
    color: var(--text-dark);
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.product-name {
    padding: 15px 15px 5px;
    font-size: 1.2rem;
    color: var(--text-dark);
}

.product-desc {
    padding: 0 15px;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.product-price {
    padding: 0 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

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

.unit {
    font-size: 0.9rem;
    color: var(--text-light);
}

.add-to-cart {
    display: block;
    width: calc(100% - 30px);
    margin: 0 auto;
    padding: 12px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.add-to-cart:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(26, 115, 232, 0.3);
}

.add-to-cart:active {
    transform: translateY(0);
}

/* ===== Our Services Section ===== */
.services {
    padding: 60px 0;
    background: #fff;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    text-align: center;
    padding: 30px 20px;
    background: #f8faff;
    border-radius: 16px;
    transition: var(--transition);
}

.service-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.service-card p {
    color: var(--text-light);
    line-height: 1.6;
}

.service-card:hover {
    background: #e6f3f9;
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

/* ===== About Us Section ===== */
.about {
    padding: 60px 0;
    background: var(--bg-light);
}

.about-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    align-items: center;
    margin-top: 30px;
}

.about-text {
    flex: 1 1 300px;
}

.about-text p {
    margin-bottom: 20px;
    line-height: 1.8;
    color: var(--text-light);
    font-size: 1.05rem;
}

.about-stats {
    display: flex;
    gap: 30px;
    margin-top: 20px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    color: var(--text-light);
}

.about-image {
    flex: 1 1 300px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Cart Sidebar (unchanged) */
.cart-sidebar {
    position: fixed;
    top: 0;
    right: -400px;
    width: 380px;
    height: 100vh;
    background-color: var(--bg-white);
    box-shadow: -5px 0 25px rgba(0, 0, 0, 0.1);
    z-index: 1100;
    display: flex;
    flex-direction: column;
    transition: right 0.4s ease;
}

.cart-sidebar.open {
    right: 0;
}

.cart-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-header h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-color);
}

.close-cart {
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-light);
    transition: var(--transition);
}

.close-cart:hover {
    color: var(--text-dark);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.empty-cart {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-light);
}

.empty-cart i {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.5;
}

.cart-item {
    display: flex;
    align-items: center;
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
    gap: 15px;
}

.cart-item-image {
    width: 70px;
    height: 70px;
    border-radius: 10px;
    overflow: hidden;
}

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

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

.cart-item-name {
    font-weight: 600;
    margin-bottom: 5px;
}

.cart-item-price {
    color: var(--primary-color);
    font-weight: 600;
}

.cart-item-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.quantity-btn {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: var(--bg-light);
    border: none;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: var(--transition);
}

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

.remove-item {
    background: none;
    border: none;
    color: #e53935;
    cursor: pointer;
    font-size: 1.2rem;
    transition: var(--transition);
}

.remove-item:hover {
    color: #c62828;
}

.cart-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 1.2rem;
    font-weight: 600;
}

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

.checkout-btn, .continue-shopping {
    width: 100%;
    padding: 15px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.checkout-btn {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: white;
    border: none;
}

.checkout-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(52, 168, 83, 0.3);
}

.continue-shopping {
    background-color: var(--bg-light);
    color: var(--text-dark);
    border: 1px solid var(--border-color);
}

.continue-shopping:hover {
    background-color: var(--border-color);
}

.cart-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.cart-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Footer (unchanged) */
.footer {
    background: linear-gradient(135deg, #1a3a5f, #2c5282);
    color: white;
    padding: 4rem 0 2rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3, .footer-section h4 {
    color: white;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 10px;
}

.footer-section h3::after, .footer-section h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--secondary-color);
}

.footer-section p {
    opacity: 0.8;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

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

.social-links a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

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

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: white;
    padding-left: 5px;
}

.contact-info li, .business-hours li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 15px;
}

.contact-info i, .business-hours i {
    color: var(--secondary-color);
    margin-top: 3px;
}

.business-hours span {
    font-weight: 600;
    color: var(--secondary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
    font-size: 0.9rem;
}

/* ===== WhatsApp Floating Button ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25D366;
    color: white;
    width: 70px;
    height: 70px;
    border-radius: 50%;
    text-align: center;
    font-size: 35px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition);
    z-index: 999;
    animation: pulse 2s infinite;
}

.whatsapp-float span {
    display: none;
    position: absolute;
    right: 80px;
    background: #333;
    color: white;
    font-size: 14px;
    padding: 5px 12px;
    border-radius: 20px;
    white-space: nowrap;
}

.whatsapp-float:hover span {
    display: block;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background: #20b359;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.product-card {
    animation: fadeIn 0.5s ease forwards;
}

.product-card:nth-child(1) { animation-delay: 0.1s; }
.product-card:nth-child(2) { animation-delay: 0.2s; }
.product-card:nth-child(3) { animation-delay: 0.3s; }
.product-card:nth-child(4) { animation-delay: 0.4s; }