body {
    font-family: 'Lato','Arial', sans-serif;
    margin: 0;
    padding: 0;
    font-size: 16px;
}

.container {
    display: flex;
}

/* Sidebar-Stil */
.sidebar {
    background-color: #004D40;
    width: 280px;
    min-height: 100vh;
    padding: 20px;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
}

.profile {
    text-align: center;
    margin-bottom: 20px;
    color: #fff;
}

.profile-picture {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    image-rendering: auto;
}

.sidebar h1 {
    font-size: 24px;
    margin: 0;
}

.sidebar p {
    margin-top: 5px;
}

/* Social Media Icons */
.social-media {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin: 20px 0;
}

.social-icon {
    color: #fff;
    font-size: 20px;
    text-decoration: none;
}

/* Navigation-Stil */
nav ul {
    list-style: none;
    padding: 10px;
}

nav li {
    margin: 25px;
    margin-top: 10px;
    text-align: center;
    font-size: 1.2em;
    text-transform: uppercase;
    border: 1px solid #fff;
    padding: 10px;
}

nav a {
    text-decoration: none;
    color: #fff;
    font-weight: bold;
    transition: color 0.2s;
}

nav a:hover {
    color: #333;
}

/* Dark Mode Toggle */
.toggle-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-weight: bold;
}

.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}

.switch input { 
    display: none;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: 0.4s;
}

.slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: 0.4s;
}

input:checked + .slider {
    background-color: #004D40;
}

input:checked + .slider:before {
    transform: translateX(26px);
}

.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}

/* Hauptinhalt */
main {
    flex: 1;
    padding: 40px;
}

section {
    margin-bottom: 40px;
}

.intro, .skills, .portfolio, .resume, .blog, .contact {
    background-color: #fff;
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.skillset, .projects, .resume-content, .blog-posts {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.fa-2xl {
    color: #004D40;
}

.lnk-mail {
    color: #004D40;
}

/* Dark Mode Stile */
body.dark-mode {
    background-color: #1A1A1A;
    color: #fff;
}

body.dark-mode .sidebar {
    background-color: #000;
}

body.dark-mode .social-icon {
    color: #b3b3b3;
}

body.dark-mode .nav a {
    color: #b3b3b3;
}

body.dark-mode .nav a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

body.dark-mode .intro, body.dark-mode .skills, body.dark-mode .portfolio,
body.dark-mode .resume, body.dark-mode .blog, body.dark-mode .contact {
    background-color: #000;
}

/* Responsive Stile */
@media (max-width: 768px) {
    .container {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
    }

    .skillset, .projects, .resume-content, .blog-posts {
        grid-template-columns: repeat(1, 1fr);
    }
}

.name {
    font-size: 3em;
    margin-bottom: 20px;
}

.title {
    font-size: 2em;
    font-weight: 100;
    margin-bottom: 20px;
}

.description {
    font-size: 1em; 
    margin-bottom: 20px;
}

.buttons {
    display: flex;
    gap: 20px;
    margin: 20px;
}

.socialbuttons {
    display: flex;
}

.btn {
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    transition: background-color 0.3s;
}

.btn-xing {
    background-color: #C6F16D;
    color: #273746;
}

.btn-linkedin {
    background-color: #0073b1;
    color: #fff;
}

.btn:hover {
    opacity: 0.9;
}

.section-title {
    position: relative;
    display: inline-block;
    padding-left: 30px;
    margin-top: 0px;
    font-size: 3em;
}

.title-bar {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 100%;
    background-color: #004D40;
}