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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #16a34a, #15803d);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.3);
}

.btn-secondary {
    background: white;
    color: #22c55e;
    border: 2px solid #22c55e;
}

.btn-secondary:hover {
    background: #22c55e;
    color: white;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: #22c55e;
    border: 2px solid #22c55e;
}

.btn-outline:hover {
    background: #22c55e;
    color: white;
}

/* Header */
.header {
    background: white;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    border: 2px solid #22c55e;
    box-shadow: 0 2px 8px rgba(34, 197, 94, 0.2);
}

.logo-icon svg {
    width: 32px;
    height: 32px;
    transition: transform 0.3s ease;
}

.logo:hover .logo-icon svg {
    transform: scale(1.1) rotate(5deg);
}

.hero-icon svg {
    transition: transform 0.3s ease;
}

.hero-card:hover .hero-icon svg {
    transform: scale(1.05) rotate(-2deg);
}

.logo-text h1 {
    font-size: 20px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 2px;
}

.logo-text p {
    font-size: 12px;
    color: #6b7280;
}

.nav {
    display: flex;
    gap: 32px;
}

.nav a {
    text-decoration: none;
    color: #374151;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav a:hover {
    color: #22c55e;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #22c55e;
    transition: width 0.3s ease;
}

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

.contact-info {
    display: flex;
    gap: 12px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #6b7280;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 3px;
    background: #374151;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f0fdf4, #fefce8);
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text h1 {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    color: #1f2937;
}

.highlight {
    color: #22c55e;
}

.hero-text p {
    font-size: 1.25rem;
    color: #6b7280;
    margin-bottom: 32px;
    line-height: 1.7;
}

.features {
    margin-bottom: 40px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.check {
    width: 24px;
    height: 24px;
    background: #22c55e;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 14px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-card {
    background: linear-gradient(135deg, #dcfce7, #fef9c3);
    border-radius: 24px;
    padding: 40px;
    text-align: center;
    position: relative;
    max-width: 300px;
}

.hero-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    margin: 0 auto 24px;
    border: 3px solid #22c55e;
    box-shadow: 0 4px 16px rgba(34, 197, 94, 0.3);
}

.hero-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 8px;
}

.hero-card p {
    color: #6b7280;
}

.stat-card {
    position: absolute;
    background: white;
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    text-align: center;
    min-width: 120px;
}

.stat-1 {
    top: -20px;
    right: -20px;
}

.stat-2 {
    bottom: -20px;
    left: -20px;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: #22c55e;
    margin-bottom: 4px;
}

.stat-text {
    font-size: 0.875rem;
    color: #6b7280;
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.125rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

/* Categories Section */
.categories {
    padding: 80px 0;
    background: linear-gradient(135deg, #f9fafb, #f3f4f6);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
}

.category-card {
    background: white;
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid #f3f4f6;
    position: relative;
    overflow: hidden;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #22c55e, #16a34a);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.category-card:hover::before {
    transform: scaleX(1);
}

.category-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #dcfce7, #fef9c3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 16px;
    border: 2px solid #22c55e;
}

.category-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 8px;
}

.category-card p {
    color: #6b7280;
    margin-bottom: 12px;
    font-size: 0.875rem;
}

.category-count {
    display: inline-block;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Products Section */
.products {
    padding: 80px 0;
    background: white;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.product-card {
    background: white;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid #f3f4f6;
    position: relative;
    overflow: hidden;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.product-card.featured {
    border: 2px solid #22c55e;
    background: linear-gradient(135deg, #f0fdf4, #ffffff);
}

.product-card.featured:hover {
    transform: translateY(-12px);
    box-shadow: 0 16px 48px rgba(34, 197, 94, 0.2);
}

.product-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-image {
    text-align: center;
    margin-bottom: 24px;
}

.product-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #dcfce7, #fef9c3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    margin: 0 auto;
}

.product-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 16px;
}

.product-content p {
    color: #6b7280;
    margin-bottom: 20px;
    line-height: 1.6;
}

.product-content ul {
    list-style: none;
    margin-bottom: 24px;
}

.product-content li {
    padding: 8px 0;
    color: #374151;
    position: relative;
    padding-left: 20px;
}

.product-content li::before {
    content: '•';
    color: #22c55e;
    position: absolute;
    left: 0;
    font-weight: bold;
}

.product-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: #22c55e;
    margin-bottom: 24px;
}

/* About Section */
.about {
    padding: 80px 0;
    background: linear-gradient(135deg, #f9fafb, #f3f4f6);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 24px;
}

.about-text > p {
    font-size: 1.125rem;
    color: #6b7280;
    margin-bottom: 40px;
    line-height: 1.7;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.about-feature h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 8px;
}

.about-feature p {
    color: #6b7280;
    line-height: 1.6;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.stat {
    background: white;
    padding: 32px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #22c55e;
    margin-bottom: 8px;
}

.stat-label {
    color: #6b7280;
    font-weight: 500;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #dcfce7, #fef9c3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 8px;
}

.contact-item p {
    color: #6b7280;
    line-height: 1.6;
}

.contact-item a {
    color: #22c55e;
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

/* Additional styles for address */
.text-sm {
    font-size: 0.875rem;
}

.text-gray-500 {
    color: #6b7280;
    font-style: italic;
}

/* Contact Form */
.contact-form {
    background: #f9fafb;
    padding: 40px;
    border-radius: 16px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 16px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #22c55e;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 60px 0 20px;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    color: white;
}

.footer-section p {
    color: #d1d5db;
    line-height: 1.6;
    margin-bottom: 20px;
}

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

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

.footer-section a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #22c55e;
}

.footer-section .contact-item {
    margin-bottom: 12px;
    font-size: 14px;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    text-align: center;
    color: #9ca3af;
    font-size: 14px;
}

.footer-bottom a {
    color: #22c55e;
    text-decoration: none;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: #22c55e;
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: #16a34a;
    transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .nav,
    .contact-info {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-stats {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .about-text h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .hero-text p {
        font-size: 1rem;
    }
    
    .section-header h2 {
        font-size: 1.75rem;
    }
    
    .about-text h2 {
        font-size: 1.75rem;
    }
    
    .stat-card {
        position: static;
        margin: 16px auto;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 12px;
        max-width: 300px;
        margin: 0 auto;
    }
    
    .hero-buttons .btn {
        width: 100%;
        padding: 12px 16px;
        font-size: 0.9rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    .hero-buttons .btn-primary {
        order: 1;
    }
    
    .hero-buttons .btn-secondary {
        order: 2;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile Navigation */
.nav.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 20px;
    gap: 20px;
}

.nav.mobile-open a {
    padding: 12px 0;
    border-bottom: 1px solid #e5e7eb;
}

@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .nav.mobile-open {
        display: flex;
    }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #ffffff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Google Maps Styling */
.map-container {
    margin-top: 48px;
    padding: 32px;
    background: #f8fffe;
    border-radius: 16px;
    border: 1px solid #e5e7eb;
}

.map-container h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 24px;
    text-align: center;
}

.map-wrapper {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    margin-bottom: 16px;
}

.map-wrapper iframe {
    width: 100%;
    height: 400px;
    border: none;
    display: block;
}

.map-description {
    text-align: center;
    color: #6b7280;
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}

.map-description small {
    color: #9ca3af;
    font-size: 12px;
}

/* Responsive map */
@media (max-width: 768px) {
    .map-container {
        margin-top: 32px;
        padding: 24px;
    }
    
    .map-wrapper iframe {
        height: 300px;
    }
}

/* Mobile button text optimization */
@media (max-width: 480px) {
    .hero-buttons {
        max-width: 280px;
        gap: 10px;
    }
    
    .hero-buttons .btn {
        font-size: 0.85rem;
        padding: 10px 16px;
        border-radius: 6px;
        font-weight: 500;
        min-width: 80px;
    }
    
    .btn-text-full {
        display: none;
    }
    
    .btn-text-short {
        display: inline;
    }
}

/* Desktop button text */
@media (min-width: 481px) {
    .btn-text-full {
        display: inline;
    }
    
    .btn-text-short {
        display: none;
    }
}