* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* NFC Cards Section */
.nfc-cards {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.nfc-showcase {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.nfc-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.nfc-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.nfc-feature-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid rgba(22, 163, 74, 0.1);
}

.nfc-feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.feature-icon-nfc {
    width: 60px;
    height: 60px;
    background: var(--gradient-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: white;
    font-size: 1.5rem;
}

.nfc-feature-item h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.nfc-feature-item p {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 0.95rem;
}

.nfc-card-demo {
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px;
}

.card-3d {
    width: 300px;
    height: 180px;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.6s;
    cursor: pointer;
}

.card-3d:hover {
    transform: rotateY(180deg);
}

.card-front, .card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: var(--shadow-hover);
}

.card-front {
    background: var(--gradient-green);
    color: white;
}

.card-back {
    background: white;
    color: var(--text-dark);
    transform: rotateY(180deg);
    border: 2px solid var(--primary-green);
}

.card-logo {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.card-front h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.card-front p {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-bottom: 1rem;
}

.nfc-symbol {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

.qr-placeholder {
    width: 80px;
    height: 80px;
    border: 2px dashed var(--primary-green);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
}

.card-back p {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.card-back small {
    color: var(--text-light);
    font-size: 0.8rem;
}

.nfc-benefits {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(22, 163, 74, 0.1);
}

.nfc-benefits h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    text-align: center;
}

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-dark);
}

.benefit-item i {
    color: var(--primary-green);
    font-size: 1.1rem;
}

.benefit-item span {
    font-weight: 500;
}

.nfc-cta {
    text-align: center;
    border-top: 1px solid #e5e7eb;
    padding-top: 2rem;
}

.nfc-cta .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    padding: 15px 25px;
}

.contact-info-nfc {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.contact-info-nfc p {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--text-light);
    font-size: 0.9rem;
}

.contact-info-nfc i {
    color: var(--primary-green);
    width: 16px;
}

:root {
    --primary-green: #16a34a;
    --secondary-green: #22c55e;
    --light-green: #4ade80;
    --dark-green: #15803d;
    --bamboo-green: #2d5016;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --white: #ffffff;
    --light-bg: #f8fafc;
    --gradient-green: linear-gradient(135deg, #16a34a 0%, #22c55e 100%);
    --shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.15);
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(22, 163, 74, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-green);
}

.logo-img {
    height: 40px;
    width: auto;
    transition: transform 0.3s ease;
}

.logo-img:hover {
    transform: scale(1.05);
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: var(--primary-green);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-green);
    transition: width 0.3s ease;
}

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

.nav-buy-btn {
    background: var(--gradient-green) !important;
    color: white !important;
    padding: 8px 16px !important;
    border-radius: 25px !important;
    font-weight: 600 !important;
    transition: all 0.3s ease !important;
    margin-left: 1rem;
}

.nav-buy-btn:hover {
    transform: translateY(-2px) !important;
    box-shadow: var(--shadow-hover) !important;
    color: white !important;
}

.nav-buy-btn::after {
    display: none !important;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-green);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    position: relative;
    overflow: hidden;
    padding-top: 70px; /* Add padding to account for fixed navbar */
}

.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 0 100 100"><defs><pattern id="bamboo" x="0" y="0" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="%2316a34a" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23bamboo)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.highlight {
    color: var(--primary-green);
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--light-green);
    opacity: 0.3;
}

.hero-text p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

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

.btn-primary, .btn-secondary {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: var(--gradient-green);
    color: white;
    box-shadow: var(--shadow);
}

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

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

.btn-secondary:hover {
    background: var(--primary-green);
    color: white;
    transform: translateY(-2px);
}

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

.bamboo-illustration {
    width: 100%;
    max-width: 400px;
    animation: float 6s ease-in-out infinite;
}

.bamboo-svg {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.1));
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--primary-green);
    border-bottom: 2px solid var(--primary-green);
    transform: rotate(45deg);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 100px 0;
    background: var(--white);
}

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

.feature-card {
    text-align: center;
    padding: 2rem;
    border-radius: 20px;
    background: var(--light-bg);
    transition: all 0.3s ease;
    border: 1px solid rgba(22, 163, 74, 0.1);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
    border-color: var(--light-green);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

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

/* Solutions Section */
.solutions {
    padding: 100px 0;
    background: var(--light-bg);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.solution-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid rgba(22, 163, 74, 0.1);
}

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

.solution-image {
    width: 100px;
    height: 100px;
    background: var(--gradient-green);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
    font-size: 2.5rem;
}

.solution-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.solution-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.solution-card ul {
    list-style: none;
}

.solution-card li {
    color: var(--text-light);
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.solution-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: bold;
}

/* Impact Section */
.impact {
    padding: 100px 0;
    background: var(--primary-green);
    color: white;
}

.impact .section-header h2,
.impact .section-header p {
    color: white;
}

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

.stat-card {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
}

/* Adopt Initiative Section */
.adopt-initiative {
    padding: 100px 0;
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
}

.adopt-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.adopt-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.adopt-text p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.6;
}

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

.adopt-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-dark);
    font-weight: 500;
}

.adopt-feature i {
    color: var(--primary-green);
    width: 20px;
}

.adopt-visual {
    display: flex;
    justify-content: center;
}

.adopt-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-hover);
    border: 1px solid rgba(22, 163, 74, 0.1);
    max-width: 300px;
    width: 100%;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e5e7eb;
}

.card-header h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-dark);
}

.card-id {
    font-size: 0.9rem;
    color: var(--primary-green);
    font-weight: 600;
}

.card-content {
    text-align: center;
}

.bamboo-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.card-content p {
    margin-bottom: 0.5rem;
    color: var(--text-light);
    font-size: 0.9rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e5e7eb;
    border-radius: 4px;
    margin: 1rem 0 0.5rem;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-green);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 0.8rem;
    color: var(--primary-green);
    font-weight: 600;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: var(--light-bg);
}

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

.contact-info h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.contact-info p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-light);
}

.contact-item i {
    width: 20px;
    color: var(--primary-green);
}

.contact-form {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

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

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

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

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--light-green);
}

.footer-logo-img {
    height: 35px;
    width: auto;
    filter: brightness(0) invert(1);
    transition: filter 0.3s ease;
}

.footer-logo-img:hover {
    filter: brightness(0) invert(1) sepia(1) saturate(5) hue-rotate(90deg);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--light-green);
}

.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: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-green);
    transform: translateY(-2px);
}

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

/* Language Toggle Styles */
.language-toggle {
    margin-left: 20px;
}

.lang-btn {
    background: linear-gradient(135deg, #4CAF50, #45a049);
    border: none;
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(76, 175, 80, 0.3);
}

.lang-btn:hover {
    background: linear-gradient(135deg, #45a049, #4CAF50);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(76, 175, 80, 0.4);
}

.lang-btn i {
    font-size: 12px;
}

#currentLang {
    font-weight: bold;
    font-size: 12px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .language-toggle {
        position: fixed;
        top: 15px;
        right: 60px;
        margin: 0;
        z-index: 1001;
    }

    .lang-btn {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .hero {
        padding-top: 80px; /* Increase padding for mobile to account for smaller screen */
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .adopt-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .adopt-text h2 {
        font-size: 2rem;
    }

    .adopt-features {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }

    .adopt-card {
        max-width: 280px;
        margin: 0 auto;
    }
    
    .nfc-showcase {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .nfc-features {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .card-3d {
        width: 280px;
        height: 170px;
    }
    
    .nav-buy-btn {
        margin-left: 0 !important;
        margin-top: 1rem !important;
        display: block !important;
        text-align: center !important;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .features-grid,
    .solutions-grid {
        grid-template-columns: 1fr;
    }
    
    .impact-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .hero-text p {
        font-size: 1rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
    
    .impact-stats {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* 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;
}