/* Nishoth - Medicine Website Styles */

/* CSS Variables */
:root {
    /* Primary Colors - Medical Theme */
    --primary-color: #0066cc;
    --primary-dark: #004c99;
    --primary-light: #3385db;
    --secondary-color: #00a86b;
    --secondary-dark: #008556;

    /* Neutral Colors */
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-light: #999999;
    --bg-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-dark: #2c3e50;

    /* Accent Colors */
    --accent-red: #dc3545;
    --accent-green: #28a745;
    --accent-orange: #fd7e14;
    --accent-blue: #17a2b8;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition: all 0.3s ease;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Header Styles */
.header {
    background: var(--bg-white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

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

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

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.icon-btn {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

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

.cart-btn {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--accent-red);
    color: white;
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition);
}

/* Button Styles */
.btn-primary,
.btn-secondary {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

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

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

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

.btn-primary.large,
.btn-secondary.large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #e3f2fd 0%, #f3f4f6 100%);
    padding: 4rem 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 3rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-text p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.hero-features {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.feature-item i {
    color: var(--secondary-color);
    font-size: 1.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-card {
    background: white;
    padding: 4rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    animation: float 3s ease-in-out infinite;
}

.hero-card i {
    font-size: 8rem;
    color: var(--primary-color);
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

/* Categories Section */
.categories {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 3rem;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.category-card {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.category-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.category-icon i {
    font-size: 2.5rem;
    color: white;
}

.category-card h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.category-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Products Section */
.products {
    padding: 4rem 0;
}

.bg-light {
    background: var(--bg-light);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.product-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    cursor: pointer;
}

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

.product-image {
    width: 100%;
    height: 250px;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.product-image i {
    font-size: 5rem;
    color: var(--primary-color);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 1rem;
}

.product-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--secondary-color);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-weight: bold;
}

.prescription-required {
    background: var(--accent-orange);
}

.product-info {
    padding: 1.5rem;
}

.product-category {
    color: var(--text-light);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.product-name {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin: 0.5rem 0;
}

.product-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--bg-light);
    flex-wrap: wrap;
    gap: 0.5rem;
}

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

.quantity-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quantity-btn {
    background: var(--bg-light);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

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

.quantity-btn:active {
    transform: scale(0.95);
}

.quantity-display {
    min-width: 30px;
    text-align: center;
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
}

.add-to-cart {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.add-to-cart:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Dosage Calculator */
.dosage-calculator {
    padding: 4rem 0;
    background: var(--bg-light);
}

.calculator-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.calculator-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-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem;
    border: 2px solid #e0e0e0;
    border-radius: var(--radius-md);
    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);
}

.calculator-result {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.result-placeholder {
    text-align: center;
    color: var(--text-secondary);
}

.result-placeholder i {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: var(--primary-light);
}

.dosage-result-content {
    text-align: center;
}

.dosage-result-content h3 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.dosage-result-content p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.calculator-disclaimer {
    background: #fff3cd;
    border: 2px solid #ffc107;
    border-radius: var(--radius-md);
    padding: 1rem;
    margin-top: 2rem;
    display: flex;
    gap: 1rem;
    align-items: start;
}

.calculator-disclaimer i {
    color: #ffc107;
    font-size: 1.5rem;
    margin-top: 0.2rem;
}

.calculator-disclaimer p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Health Tips Section */
.health-tips {
    padding: 4rem 0;
}

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

.tip-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.tip-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
}

.tip-image i {
    font-size: 5rem;
    color: white;
}

.tip-content {
    padding: 1.5rem;
}

.tip-content h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.tip-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.read-more:hover {
    gap: 1rem;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.close-modal {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition);
}

.close-modal:hover {
    color: var(--text-primary);
}

/* Search Modal */
.search-modal h2 {
    margin-bottom: 1.5rem;
}

.search-container {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.search-container input {
    flex: 1;
    padding: 0.75rem;
    border: 2px solid #e0e0e0;
    border-radius: var(--radius-md);
    font-size: 1rem;
}

.search-filters {
    display: flex;
    gap: 1rem;
}

.search-filters select {
    flex: 1;
    padding: 0.75rem;
    border: 2px solid #e0e0e0;
    border-radius: var(--radius-md);
    font-size: 1rem;
}

/* Upload Area */
.upload-area {
    border: 3px dashed var(--primary-light);
    border-radius: var(--radius-lg);
    padding: 3rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: 1.5rem;
}

.upload-area:hover {
    background: var(--bg-light);
    border-color: var(--primary-color);
}

.upload-area i {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.upload-area p {
    color: var(--text-secondary);
    margin: 0.5rem 0;
}

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

.upload-info {
    background: var(--bg-light);
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
}

.upload-info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0.3rem 0;
}

/* Cart Modal */
.cart-modal {
    max-width: 500px;
}

.cart-items {
    min-height: 200px;
}

.empty-cart {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.empty-cart i {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

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

.cart-item-image {
    width: 80px;
    height: 80px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-item-image i {
    font-size: 2rem;
    color: var(--primary-color);
}

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

.cart-item-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
}

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

.cart-item-remove {
    background: none;
    border: none;
    color: var(--accent-red);
    cursor: pointer;
    font-size: 1.2rem;
}

.cart-footer {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 2px solid var(--bg-light);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

.total-amount {
    color: var(--primary-color);
}

/* Contact Section */
.contact {
    padding: 4rem 0;
    background: var(--bg-light);
}

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

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.contact-info>p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

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

.contact-method {
    display: flex;
    gap: 1rem;
    align-items: center;
}

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

.contact-method h4 {
    margin-bottom: 0.3rem;
}

.contact-method p {
    color: var(--text-secondary);
}

.contact-form-container {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

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

/* Footer */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section h3 {
    margin-bottom: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

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

.footer-section p {
    color: #b0b0b0;
    margin-bottom: 1rem;
}

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

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

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

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #b0b0b0;
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
    text-align: center;
    color: #b0b0b0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Responsive Design */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 2rem;
    }

    .hero-features {
        justify-content: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .calculator-card {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }

    .product-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .quantity-control {
        width: 100%;
        justify-content: space-between;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 1.8rem;
    }

    .hero-features {
        flex-direction: column;
        gap: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}