/* Sustainable Eco-Friendly Green Theme CSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: #2d5016;
    background: linear-gradient(135deg, #81c784 0%, #4caf50 100%);
    overflow-x: hidden;
}

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

/* Header Styles */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 30px rgba(76, 175, 80, 0.2);
    border-bottom: 3px solid #66bb6a;
}

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

.logo h2 {
    background: linear-gradient(135deg, #2e7d32, #4caf50);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: 'Raleway', sans-serif;
    font-weight: 800;
    font-size: 1.8rem;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: #2e7d32;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #4caf50, #66bb6a);
    transition: width 0.3s ease;
}

.nav-menu a:hover {
    color: #4caf50;
}

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

/* Hero Section */
.hero {
    height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, #81c784 0%, #4caf50 100%);
    color: white;
    position: relative;
    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 0 100 100"><g fill="%234caf50" opacity="0.1"><circle cx="25" cy="25" r="15"/><path d="M50 10 L60 30 L40 30 Z"/><circle cx="75" cy="75" r="10"/><path d="M20 70 Q30 60 40 70 T60 70"/></g></svg>') repeat;
    background-size: 150px 150px;
    animation: eco-float 40s linear infinite;
}

@keyframes eco-float {
    0% { transform: translateX(0) translateY(0) rotate(0deg); opacity: 0.1; }
    50% { transform: translateX(-20px) translateY(-10px) rotate(180deg); opacity: 0.15; }
    100% { transform: translateX(0) translateY(0) rotate(360deg); opacity: 0.1; }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
}

.hero-content h1 {
    font-family: 'Raleway', sans-serif;
    font-size: 4rem;
    margin-bottom: 25px;
    font-weight: 800;
    text-shadow: 2px 2px 4px rgba(46, 125, 50, 0.3);
    letter-spacing: -1px;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 35px;
    opacity: 0.95;
    line-height: 1.8;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 300;
}

.cta-btn {
    background: linear-gradient(135deg, #2e7d32, #4caf50);
    color: white;
    padding: 18px 35px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 10px 30px rgba(46, 125, 50, 0.3);
    font-family: 'Open Sans', sans-serif;
}

.cta-btn:hover {
    background: linear-gradient(135deg, #1b5e20, #2e7d32);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 40px rgba(46, 125, 50, 0.4);
}

/* About Section */
.about {
    padding: 120px 0;
    background: white;
    text-align: center;
}

.about h2 {
    font-family: 'Raleway', sans-serif;
    font-size: 3.2rem;
    background: linear-gradient(135deg, #2e7d32, #4caf50);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 35px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.about p {
    font-size: 1.25rem;
    max-width: 850px;
    margin: 0 auto 60px;
    color: #424242;
    line-height: 1.9;
    font-weight: 400;
}

.eco-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.feature {
    padding: 40px 30px;
    background: linear-gradient(135deg, #e8f5e8, #f1f8e9);
    border-radius: 20px;
    box-shadow: 0 15px 30px rgba(76, 175, 80, 0.1);
    transition: all 0.4s ease;
    border-top: 4px solid #4caf50;
    position: relative;
    overflow: hidden;
}

.feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(76, 175, 80, 0.05), transparent);
    transition: left 0.5s ease;
}

.feature:hover::before {
    left: 100%;
}

.feature:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 50px rgba(76, 175, 80, 0.15);
    background: linear-gradient(135deg, #c8e6c9, #dcedc8);
    border-top-color: #66bb6a;
}

.feature h3 {
    color: #2e7d32;
    margin-bottom: 15px;
    font-weight: 700;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.feature p {
    color: #555;
    font-size: 1rem;
    margin: 0;
    line-height: 1.6;
    font-weight: 400;
}

/* Services Section */
.services {
    padding: 120px 0;
    background: linear-gradient(135deg, #c8e6c9 0%, #a5d6a7 100%);
}

.services h2 {
    text-align: center;
    font-family: 'Raleway', sans-serif;
    font-size: 3.2rem;
    color: #1b5e20;
    margin-bottom: 70px;
    font-weight: 700;
    letter-spacing: -0.5px;
    text-shadow: 2px 2px 4px rgba(27, 94, 32, 0.1);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: rgba(255, 255, 255, 0.95);
    padding: 35px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 15px 35px rgba(76, 175, 80, 0.15);
    transition: all 0.4s ease;
    border-left: 5px solid #4caf50;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #4caf50, #66bb6a);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

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

.service-card:nth-child(even) {
    border-left-color: #66bb6a;
}

.service-card:nth-child(3n) {
    border-left-color: #81c784;
}

.service-card:hover {
    transform: translateY(-15px) scale(1.03);
    box-shadow: 0 30px 60px rgba(76, 175, 80, 0.2);
    background: rgba(255, 255, 255, 1);
}

.service-card h3 {
    color: #2e7d32;
    margin-bottom: 15px;
    font-weight: 700;
    font-size: 1.25rem;
    font-family: 'Raleway', sans-serif;
}

.service-card p {
    color: #555;
    line-height: 1.7;
    font-size: 0.95rem;
    font-weight: 400;
}

/* Why Choose Section */
.why-choose {
    padding: 120px 0;
    background: white;
    text-align: center;
}

.why-choose h2 {
    font-family: 'Raleway', sans-serif;
    font-size: 3.2rem;
    background: linear-gradient(135deg, #2e7d32, #4caf50);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 70px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.reasons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 35px;
}

.reason {
    padding: 45px 35px;
    background: linear-gradient(135deg, #2e7d32, #4caf50);
    color: white;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(46, 125, 50, 0.3);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border-top: 4px solid #66bb6a;
}

.reason::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.6s ease;
}

.reason:hover::before {
    animation: sustainable-shine 0.8s ease-out;
}

@keyframes sustainable-shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.reason:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 30px 60px rgba(46, 125, 50, 0.4);
    background: linear-gradient(135deg, #1b5e20, #2e7d32);
    border-top-color: #81c784;
}

.reason h3 {
    font-size: 1.4rem;
    margin-bottom: 18px;
    font-weight: 700;
    font-family: 'Raleway', sans-serif;
}

.reason p {
    font-size: 1rem;
    line-height: 1.7;
    opacity: 0.95;
    font-weight: 400;
}

/* Warranty Section */
.warranty {
    padding: 120px 0;
    background: linear-gradient(135deg, #c8e6c9 0%, #a5d6a7 100%);
    text-align: center;
    color: #1b5e20;
}

.warranty h2 {
    font-family: 'Raleway', sans-serif;
    font-size: 3.2rem;
    margin-bottom: 35px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.warranty p {
    font-size: 1.25rem;
    max-width: 850px;
    margin: 0 auto 45px;
    line-height: 1.8;
    color: #2e7d32;
    font-weight: 400;
}

.warranty ul {
    list-style: none;
    max-width: 650px;
    margin: 0 auto;
    text-align: left;
}

.warranty li {
    padding: 18px 0;
    font-weight: 500;
    position: relative;
    padding-left: 45px;
    font-size: 1.1rem;
    color: #2e7d32;
    border-bottom: 1px solid rgba(76, 175, 80, 0.2);
}

.warranty li:last-child {
    border-bottom: none;
}

.warranty li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4caf50;
    font-size: 1.5rem;
    font-weight: bold;
    top: 15px;
    background: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 10px rgba(76, 175, 80, 0.2);
}

/* Contact Section */
.contact {
    padding: 120px 0;
    background: white;
    text-align: center;
}

.contact h2 {
    font-family: 'Raleway', sans-serif;
    font-size: 3.2rem;
    background: linear-gradient(135deg, #2e7d32, #4caf50);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 60px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.contact-form {
    max-width: 650px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 30px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 20px;
    border: 2px solid #e8f5e8;
    border-radius: 15px;
    font-size: 1rem;
    font-family: 'Open Sans', sans-serif;
    transition: all 0.3s ease;
    background: #f8fff8;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4caf50;
    background: white;
    box-shadow: 0 0 0 4px rgba(76, 175, 80, 0.1);
}

.form-group textarea {
    height: 140px;
    resize: vertical;
}

.submit-btn {
    background: linear-gradient(135deg, #2e7d32, #4caf50);
    color: white;
    padding: 20px 45px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 10px 30px rgba(46, 125, 50, 0.3);
    font-family: 'Open Sans', sans-serif;
}

.submit-btn:hover {
    background: linear-gradient(135deg, #1b5e20, #2e7d32);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 40px rgba(46, 125, 50, 0.4);
}

.form-message {
    margin-top: 25px;
    padding: 18px;
    border-radius: 15px;
    font-weight: 500;
}

.form-message.success {
    background: linear-gradient(135deg, #c8e6c9, #a5d6a7);
    color: #1b5e20;
    border: 2px solid #4caf50;
}

.form-message.error {
    background: linear-gradient(135deg, #ffcdd2, #ffab91);
    color: #d32f2f;
    border: 2px solid #f44336;
}

/* Testimonials Section */
.testimonials {
    padding: 120px 0;
    background: linear-gradient(135deg, #2e7d32 0%, #4caf50 100%);
    color: white;
    text-align: center;
}

.testimonials h2 {
    font-family: 'Raleway', sans-serif;
    font-size: 3.2rem;
    margin-bottom: 70px;
    font-weight: 700;
    letter-spacing: -0.5px;
    text-shadow: 2px 2px 4px rgba(27, 94, 32, 0.3);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 35px;
}

.testimonial {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    padding: 45px 35px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(27, 94, 32, 0.3);
    position: relative;
    border: 1px solid rgba(102, 187, 106, 0.3);
    transition: all 0.4s ease;
}

.testimonial:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 60px rgba(27, 94, 32, 0.4);
    border-color: rgba(102, 187, 106, 0.5);
    background: rgba(255, 255, 255, 0.15);
}

.testimonial::before {
    content: '🌱';
    font-size: 2.5rem;
    position: absolute;
    top: 15px;
    left: 25px;
}

.testimonial p {
    font-style: italic;
    line-height: 1.7;
    margin-bottom: 25px;
    padding-top: 30px;
    font-size: 1rem;
    opacity: 0.95;
    font-weight: 400;
}

.testimonial h4 {
    font-weight: 600;
    font-size: 1.1rem;
    color: #c8e6c9;
    font-family: 'Raleway', sans-serif;
}

/* Footer */
.footer {
    background: #1b5e20;
    color: white;
    padding: 80px 0 25px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    margin-bottom: 50px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 25px;
    background: linear-gradient(135deg, #4caf50, #66bb6a);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: 'Raleway', sans-serif;
}

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

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

.footer-section ul li a {
    color: #c8e6c9;
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 400;
}

.footer-section ul li a:hover {
    color: #66bb6a;
}

.footer-bottom {
    text-align: center;
    padding-top: 25px;
    border-top: 1px solid #2e7d32;
    color: #a5d6a7;
    font-weight: 400;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .services-grid,
    .testimonials-grid,
    .reasons,
    .eco-features {
        grid-template-columns: 1fr;
    }
    
    .nav-container {
        height: 65px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .about h2,
    .services h2,
    .why-choose h2,
    .warranty h2,
    .contact h2,
    .testimonials h2 {
        font-size: 2.2rem;
    }
    
    .about,
    .services,
    .why-choose,
    .warranty,
    .contact,
    .testimonials {
        padding: 80px 0;
    }
}