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

:root {
    --primary-color: #2d5a27;    /* Dunkelgrün */
    --secondary-color: #4a8c43;  /* Mittelgrün */
    --accent-color: #8bc34a;     /* Hellgrün */
    --text-color: #2c3e50;       /* Dunkelblau für Text */
    --light-bg: #f5f9f4;         /* Sehr helles Grün für Hintergründe */
    --white: #ffffff;
}

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

/* Header und Navigation */
header {
    background-color: var(--primary-color);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.logo {
    color: var(--white);
    font-size: 1.8rem;
    font-weight: bold;
    font-family: 'Georgia', serif;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 1.1rem;
}

.nav-links a:hover {
    color: var(--accent-color);
}

.nav-links a.active {
    color: var(--accent-color);
    border-bottom: 2px solid var(--accent-color);
}

/* Hauptinhalt */
main {
    margin-top: 80px;
    padding: 2rem;
}

.hero {
    background: linear-gradient(rgba(45, 90, 39, 0.7), rgba(45, 90, 39, 0.7)),
                url('../images/20190713_164036 (Medium).jpg') center/cover;
    color: var(--white);
    text-align: center;
    padding: 6rem 2rem;
    margin-bottom: 2rem;
    border-radius: 8px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-family: 'Georgia', serif;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.content h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-family: 'Georgia', serif;
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 0.5rem;
}

/* Bildergalerie */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
    width: 100%;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    aspect-ratio: 4/3;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

/* Team Grid */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.team-member {
    background-color: var(--light-bg);
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
    border: 1px solid var(--accent-color);
}

.team-member h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

/* Opportunities */
.opportunities {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.opportunity-card {
    background-color: var(--light-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border: 1px solid var(--accent-color);
    transition: transform 0.3s ease;
}

.opportunity-card:hover {
    transform: translateY(-5px);
}

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

/* Features und Projekte */
.features,
.projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.feature-card,
.project-card {
    background-color: var(--light-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border: 1px solid var(--accent-color);
    transition: transform 0.3s ease;
}

.feature-card:hover,
.project-card:hover {
    transform: translateY(-5px);
}

.feature-card h3,
.project-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-family: 'Georgia', serif;
}

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

/* Kontaktformular */
.contact-form {
    max-width: 600px;
    margin: 2rem auto;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--accent-color);
    border-radius: 4px;
    font-size: 1rem;
    background-color: var(--white);
}

.form-group textarea {
    resize: vertical;
}

button[type="submit"] {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 1rem 2rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s ease;
}

button[type="submit"]:hover {
    background-color: var(--secondary-color);
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 1.5rem;
    position: relative;
    bottom: 0;
    width: 100%;
    margin-top: 2rem;
}

footer a {
    color: var(--accent-color);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Formular-Nachrichten */
.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 4px;
    text-align: center;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Lightbox Styles */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.lightbox-image {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border: 3px solid var(--white);
    border-radius: 4px;
}

.close {
    position: absolute;
    top: -40px;
    right: 0;
    color: var(--white);
    font-size: 30px;
    cursor: pointer;
    transition: color 0.3s ease;
    z-index: 1001;
}

.close:hover {
    color: var(--accent-color);
}

.prev, .next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: var(--white);
    padding: 16px;
    border: none;
    cursor: pointer;
    font-size: 18px;
    transition: background-color 0.3s ease;
    z-index: 1001;
}

.prev {
    left: 20px;
}

.next {
    right: 20px;
}

.prev:hover, .next:hover {
    background-color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        text-align: center;
    }

    .nav-links {
        margin-top: 1rem;
        flex-direction: column;
    }

    .nav-links li {
        margin: 0.5rem 0;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .team-grid,
    .opportunities,
    .features,
    .projects,
    .gallery {
        grid-template-columns: 1fr;
    }

    .prev, .next {
        padding: 8px;
        font-size: 14px;
    }
    
    .prev {
        left: -40px;
    }
    
    .next {
        right: -40px;
    }
}

/* Historie Bilder */
.history-images {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.history-image {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.history-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

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

.image-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: var(--white);
    padding: 1rem;
    margin: 0;
    font-size: 0.9rem;
    text-align: center;
}

@media (max-width: 768px) {
    .history-images {
        grid-template-columns: 1fr;
    }
}