:root {
    /* Moderne Farbpalette: Waldgrün & Reinweiß */
    --bg: #fdfdfd; 
    --panel: #ffffff;
    --text: #2d3436;
    --muted: #636e72;
    --border: #e2e8f0;
    
    --accent: #1b5e20; /* Dunkles Forstgrün */
    --accent2: #2e7d32; /* Sattes Grasgrün */
    --accent-light: #e8f5e9;
    
    --radius: 12px;
    --shadow: 0 10px 25px rgba(0,0,0,0.05);
    --shadow-accent: 0 10px 20px rgba(46,125,50,0.15);
}

/* Reset & Basis */
*, *::before, *::after { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    margin: 0;
    font-family: 'Poppins', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: .3s; }
img { max-width: 100%; display: block; }

.container {
    max-width: 1140px;
    margin: auto;
    padding: 0 20px;
}
.text-center { text-align: center; }

section { padding: 80px 0; }

h1, h2, h3 { margin: 0 0 15px; line-height: 1.2; color: #1a1a1a; }
h2 {
    font-size: clamp(2rem, 4vw, 2.6rem);
    font-weight: 800;
    margin-bottom: 40px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 50px;
    background: var(--accent2);
    color: #fff;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    cursor: pointer;
    transition: all .3s ease;
    box-shadow: var(--shadow-accent);
}
.btn:hover {
    background: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(46,125,50,0.3);
}

/* Header & Nav */
.topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 10px 0;
}
.nav { display: flex; align-items: center; justify-content: space-between; }
.menu { display: flex; align-items: center; gap: 30px; }
.menu a {
    color: var(--text);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
}
.menu a:hover { color: var(--accent2); }

/* Hero Sektion */
.hero {
    position: relative;
    padding: 120px 0;
    background: #f0f4f0;
    display: flex;
    align-items: center;
    text-align: center;
    overflow: hidden;
}
.hero::after {
    content: "";
    position: absolute;
    bottom: -50px; left: 0; width: 100%; height: 100px;
    background: var(--bg);
    transform: skewY(-2deg);
}
.mega {
    font-size: clamp(2.5rem, 6vw, 4.2rem);
    font-weight: 900;
    color: #1a1a1a;
}
.mega .chunk {
    color: var(--accent2);
    display: block;
}
.sub {
    font-size: 1.2rem;
    color: var(--muted);
    max-width: 750px;
    margin: 20px auto 30px;
}

/* Cards (Services & USP) */
.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
    transition: .3s ease;
    box-shadow: var(--shadow);
}
.card:hover {
    transform: translateY(-10px);
    border-color: var(--accent2);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

/* Sektion Zahlen */
.zahlen-sektion { background: #f8faf8; }
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.stat-item h3 {
    font-size: 3rem;
    color: var(--accent2);
    margin: 0;
}

/* Services */
.services.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.service.card { padding: 0; text-align: left; }
.service img {
    height: 240px;
    width: 100%;
    object-fit: cover;
}
.service-content { padding: 25px; }

/* FAQ Accordion */
.faq-item {
    margin-bottom: 10px;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}
.faq-item summary {
    padding: 20px;
    font-weight: 700;
    background: #fff;
    cursor: pointer;
    color: var(--accent);
}
.faq-item[open] summary {
    background: var(--accent-light);
}

/* Kontakt Formular */
.contact-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 50px;
}
form {
    text-align: left;
    background: #fff;
    border: 1px solid var(--border);
    padding: 40px;
    border-radius: var(--radius);
}
.field input, .field textarea {
    background: #f9f9f9;
    border: 1px solid #ddd;
    padding: 15px;
    margin-top: 5px;
    border-radius: 8px;
}
.field input:focus { border-color: var(--accent2); outline: none; }

/* Sticky Buttons */
.sticky {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 1000;
}
.fab {
    width: 60px;
    height: 60px;
    background: var(--accent2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 10px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

/* Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: 0.8s all ease;
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile Anpassungen */
@media (max-width: 850px) {
    .contact-grid, .stats-grid { grid-template-columns: 1fr; }
    .menu { display: none; }
    .hero { padding: 80px 0; }
}