/* Reset und Basis-Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2e7d32;
    --primary-dark: #1b5e20;
    --primary-light: #4caf50;
    --secondary-color: #ff9800;
    --secondary-dark: #f57c00;
    --accent-color: #8bc34a;
    --text-dark: #333;
    --text-light: #666;
    --background-light: #f9f9f9;
    --white: #ffffff;
    --gray-light: #f5f5f5;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --border-radius: 8px;
}

html {
    scroll-behavior: smooth;
}

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

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

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo a {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.nav-link {
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 5px;
}

.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%;
}

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

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    opacity: 0;
    transform: translateY(20px);
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(20px);
}

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.3)), url('../images/bg.png') center/cover no-repeat;
    z-index: 1;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    text-align: center;
    animation: bounce 2s infinite;
    z-index: 2;
}

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

/* CTA Button */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    box-shadow: var(--shadow);
    border: none;
    cursor: pointer;
    text-align: center;
    justify-content: center;
}

.cta-button.primary {
    background-color: var(--secondary-color);
    color: var(--white);
    opacity: 0;
    transform: translateY(20px);
}

.cta-button.primary:hover {
    background-color: var(--secondary-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.cta-button.secondary {
    background-color: transparent;
    color: var(--white);
    border: 2px solid var(--white);
    opacity: 0;
    transform: translateY(20px);
}

.cta-button.secondary:hover {
    background-color: var(--white);
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-dark);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--secondary-color);
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 3rem;
}

/* Services Section */
.services {
    background-color: var(--background-light);
}

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

.service-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
    opacity: 0;
    transform: translateY(20px);
    position: relative;
    overflow: hidden;
}

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

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

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.service-card h3 {
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

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

/* About Section */
.about {
    background-color: var(--white);
}

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

.about-text {
    padding-right: 2rem;
}

.about-text .section-title {
    text-align: left;
}

.about-text .section-title::after {
    left: 0;
    transform: none;
}

.stats {
    display: flex;
    gap: 2rem;
    margin: 2rem 0;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

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

.about-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

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

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

/* Before/After Section */
.before-after {
    background-color: var(--background-light);
}

.comparison-container {
    margin-bottom: 4rem;
    opacity: 0;
    transform: translateY(20px);
}

.comparison-slider {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
}

.before, .after {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.before img, .after img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.after {
    width: 50%;
}

.label {
    position: absolute;
    top: 20px;
    padding: 5px 15px;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    font-weight: 600;
    border-radius: 4px;
}

.before .label {
    left: 20px;
}

.after .label {
    right: 20px;
}

.slider {
    position: absolute;
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 100%;
    background: transparent;
    outline: none;
    margin: 0;
    z-index: 2;
    transition: var(--transition);
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 6px;
    height: 100%;
    background: var(--white);
    cursor: col-resize;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.slider::-moz-range-thumb {
    width: 6px;
    height: 100%;
    background: var(--white);
    cursor: col-resize;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
    border: none;
}

.comparison-description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

/* Footer contact improvements */
.footer-contact-block {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.footer-contact-block .contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}
.footer-contact-block .contact-item i {
    color: var(--primary-color);
    min-width: 26px;
    font-size: 18px;
    margin-top: 3px;
}
.footer-contact-block .contact-text {
    line-height: 1.4;
}
.footer-contact-block .contact-text a {
    color: inherit;
    text-decoration: none;
    border-bottom: 1px dotted rgba(0,0,0,0.08);
}

/* Improved Before/After slider styling */
.comparison-slider {
    position: relative;
    width: 100%;
    height: 420px;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
    background: #f3f3f3;
}
.comparison-images {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}
.comparison-images img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.after-overlay {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    overflow: hidden;
    transition: width 0.25s ease;
}
.after-overlay img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.compare-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 36px;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
    cursor: col-resize;
}
.compare-handle .handle-line {
    width: 4px;
    height: 100%;
    background: rgba(255,255,255,0.9);
    box-shadow: 0 0 0 1px rgba(0,0,0,0.08) inset;
    border-radius: 2px;
}
.compare-handle .handle-dot {
    position: absolute;
    width: 36px;
    height: 36px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 6px 18px rgba(0,0,0,0.25);
    display: inline-block;
    transform: translateY(-50%);
    top: 50%;
    left: 50%;
}
.compare-labels {
    position: absolute;
    top: 16px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 6;
}
.compare-labels .label-before,
.compare-labels .label-after {
    background: rgba(0,0,0,0.65);
    color: #fff;
    padding: 6px 12px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.9rem;
}
.slider {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 36px;
    background: transparent;
    z-index: 7;
    margin: 0;
}
.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 36px;
    height: 36px;
    background: transparent;
    cursor: col-resize;
}

@media (max-width: 768px) {
    .comparison-slider { height: 300px; }
    .compare-handle .handle-dot { width: 28px; height: 28px; }
}

.comparison-description h3 {
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.projects-cta {
    background-color: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
    margin-top: 3rem;
}

/* Testimonials Section */
.testimonials {
    background-color: var(--white);
}

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

.testimonial {
    background-color: var(--background-light);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.testimonial-content {
    position: relative;
    margin-bottom: 1.5rem;
}

.testimonial-content i {
    font-size: 1.5rem;
    color: var(--primary-light);
    margin-bottom: 1rem;
    display: block;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info h4 {
    margin-bottom: 0.2rem;
}

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

/* FAQ Section */
.faq {
    background-color: var(--background-light);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--white);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--gray-light);
}

.faq-question h3 {
    margin-bottom: 0;
    font-size: 1.1rem;
}

.faq-question i {
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active .faq-answer {
    padding: 0 1.5rem 1.5rem;
    max-height: 500px;
}

/* CTA Section */
.cta-section {
    /* background: linear-gradient(rgba(46, 125, 50, 0.9), rgba(46, 125, 50, 0.8)), url('../images/cta-bg.jpg') center/cover no-repeat; */
    color: var(--white);
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(20px);
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-section .cta-button.primary {
    background-color: var(--white);
    color: var(--primary-color);
}

.cta-section .cta-button.primary:hover {
    background-color: #f0f0f0;
}

.cta-section .cta-button.secondary {
    border-color: var(--white);
    color: var(--white);
}

.cta-section .cta-button.secondary:hover {
    background-color: var(--white);
    color: var(--primary-color);
}

/* Footer */
.footer {
    background-color: #222;
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-section h3 {
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

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

.footer-section ul li a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

.contact-info p {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 1rem;
}

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

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

.newsletter-form {
    display: flex;
    margin-top: 1rem;
}

.newsletter-form input {
    flex: 1;
    padding: 10px 15px;
    border: none;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    font-family: 'Open Sans', sans-serif;
}

.newsletter-form button {
    background-color: var(--secondary-color);
    color: var(--white);
    border: none;
    padding: 0 15px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background-color: var(--secondary-dark);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #444;
    font-size: 0.9rem;
    color: #aaa;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 999;
}

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

.back-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
}

/* Animations */
.animate-fade-in {
    animation: fadeIn 1s ease forwards;
}

.animate-fade-in-delay {
    animation: fadeIn 1s ease 0.3s forwards;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 1s ease 0.6s forwards;
}

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

.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-text {
        padding-right: 0;
        text-align: center;
    }
    
    .about-text .section-title {
        text-align: center;
    }
    
    .about-text .section-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .stats {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: var(--shadow);
        padding: 2rem 0;
        gap: 1rem;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .comparison-slider {
        height: 400px;
    }
    
    .stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .cta-button {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .comparison-slider {
        height: 300px;
    }
    
    .testimonials-slider {
        grid-template-columns: 1fr;
    }
}