:root {
    --primary-color: #2E7D32;
    --primary-dark: #1B5E20;
    --secondary-color: #37474F;
    --light-bg: #F1F8E9;
    --white: #FFFFFF;
    --text-color: #333333;
    --text-light: #666666;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
}

h1,
h2,
h3,
h4 {
    font-family: 'Outfit', sans-serif;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

.text-green {
    color: var(--primary-color);
}

/* Buttons */
.btn-primary {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

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

.btn-large {
    padding: 15px 35px;
    font-size: 1.1rem;
}

.btn-block {
    display: block;
    width: 100%;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow);
    z-index: 1000;
    padding: 15px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: 'Outfit', sans-serif;
    color: var(--secondary-color);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a:not(.btn-primary) {
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:not(.btn-primary):hover {
    color: var(--primary-color);
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown::after {
    content: '';
    position: absolute;
    top: 100%;
    left: -10px;
    right: -10px;
    height: 15px;
}

.dropbtn {
    cursor: pointer;
}

.dropdown-content {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    background-color: white;
    min-width: 220px;
    box-shadow: var(--shadow);
    border-radius: 8px;
    padding: 10px 0;
    z-index: 1000;
}

.dropdown-content a {
    color: var(--text-color);
    padding: 12px 20px;
    text-decoration: none;
    display: block;
    transition: var(--transition);
}

.dropdown-content a:hover {
    background-color: var(--light-bg);
    color: var(--primary-color);
}

.dropdown:hover .dropdown-content {
    display: block;
}

.burger {
    display: none;
    cursor: pointer;
}

.burger div {
    width: 25px;
    height: 3px;
    background-color: var(--secondary-color);
    margin: 5px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding-top: 80px;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    height: 100%;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 30px;
    max-width: 500px;
}

.hero-visual {
    flex: 1;
    height: 100%;
    position: relative;
    display: flex;
    justify-content: center;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 15px auto 0;
    border-radius: 2px;
}

.section {
    padding: 80px 0;
}

/* Services */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.icon-box {
    font-size: 3rem;
    margin-bottom: 20px;
}

/* Advantages */
.advantages {
    background-color: var(--light-bg);
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.adv-list li {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.check-icon {
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
    background: rgba(46, 125, 50, 0.1);
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
}

.adv-image {
    height: 400px;
    background-color: #ddd;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.image-placeholder {
    color: #666;
    font-weight: bold;
}

/* Bennes */
.benne-visual {
    height: 150px;
    background-color: #e0e0e0;
    margin-bottom: 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: #757575;
}

.benne-3 {
    background-color: #C8E6C9;
}

.benne-15 {
    background-color: #A5D6A7;
}

.benne-30 {
    background-color: #81C784;
}

.benne-specs {
    margin-top: 15px;
    font-size: 0.9rem;
    color: var(--text-light);
}

/* Process */
.steps-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
}

.step {
    text-align: center;
    flex: 1;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 20px;
    box-shadow: 0 0 0 10px var(--white);
}

.step-connector {
    flex: 1;
    height: 2px;
    background-color: #ddd;
    margin-top: 30px;
}

/* Contact */
.contact {
    background-color: #2C3E50;
    color: var(--white);
}

.contact .section-title {
    color: var(--white);
}

.contact .section-title::after {
    background-color: var(--primary-color);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input:not([type="checkbox"]),
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
}

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

.form-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin: 0;
    cursor: pointer;
}

.form-group label[for="callmeback"] {
    user-select: none;
}

/* Footer */
footer {
    background-color: #263238;
    color: var(--white);
    padding: 40px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h3 {
    color: var(--white);
    margin-bottom: 15px;
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 10px;
}

.footer-section a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .nav-links {
        position: fixed;
        right: 0;
        top: 70px;
        height: calc(100vh - 70px);
        background-color: var(--white);
        flex-direction: column;
        align-items: flex-start;
        width: 70%;
        transform: translateX(100%);
        transition: transform 0.3s ease;
        padding: 20px;
        box-shadow: -2px 0 5px rgba(0, 0, 0, 0.1);
        overflow-y: auto;
        gap: 0;
    }

    .nav-links li {
        width: 100%;
        border-bottom: 1px solid var(--light-bg);
    }

    .nav-links a:not(.btn-primary) {
        display: block;
        padding: 15px 10px;
        width: 100%;
    }

    .nav-links.nav-active {
        transform: translateX(0);
    }

    .steps-container {
        flex-direction: column;
        gap: 30px;
    }

    .step-connector {
        display: none;
    }

    .section {
        padding: 40px 0;
    }

    .burger {
        display: block !important;
    }

    /* Mobile dropdown - always visible */
    .dropdown {
        width: 100%;
    }

    .dropdown::after {
        display: none;
    }

    .dropdown-content {
        position: static;
        display: block;
        box-shadow: none;
        background-color: var(--light-bg);
        border-radius: 0;
        padding: 0;
        margin-top: 0;
    }

    .dropdown-content a {
        padding: 12px 20px;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    .grid-3,
    .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* Contact Banner */
.contact-banner {
    background-color: var(--primary-dark);
    padding: 30px 0;
}

.contact-banner-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    align-items: center;
    text-align: center;
}

.contact-banner-item {
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-banner-phone {
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
    line-height: 1.6;
    text-decoration: none;
    transition: var(--transition);
}

.contact-banner-phone:hover {
    opacity: 0.8;
}

.contact-banner-address {
    color: var(--white);
    font-size: 1rem;
    font-weight: 500;
    margin: 0;
    line-height: 1.6;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.contact-banner-icon {
    font-size: 1.2rem;
    opacity: 0.9;
}

.contact-banner-link {
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 4px;
    transition: var(--transition);
}

.contact-banner-link:hover {
    opacity: 0.8;
    text-decoration-thickness: 2px;
}

/* Contact banner responsive */
@media (max-width: 768px) {
    .contact-banner-content {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .contact-banner-phone,
    .contact-banner-address,
    .contact-banner-link {
        font-size: 0.95rem;
    }
    
    .contact-banner {
        padding: 20px 0;
    }
}