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

/* Body and Fonts */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  /* Ensures the body takes at least the full viewport height */
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: #333;
}

/* Content Wrapper */
.content {
  flex: 1;
  /* Allows the content to grow and push the footer down */
}

.contact-page{
  display: grid;
  place-items: center;
}

/* Navigation Bar */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #2c3e50;
  padding: 0 20px;
  height: 60px;
  position: fixed;
  z-index: 1;
  width: 100%;
}

nav .logo {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 2px solid #ccc;
  overflow: hidden;
}

.logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

nav .nav-links li {
  margin-left: 20px;
}

nav .nav-links a {
  color: #ecf0f1;
  text-decoration: none;
  padding: 14px 16px;
  transition: background-color 0.3s ease;
  border-radius: 4px;
}

nav .nav-links a:hover,
nav .nav-links a.active {
  background-color: #34495e;
  border-radius: 4px;
}

/* Hamburger Menu */
nav .burger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

nav .burger div {
  width: 25px;
  height: 3px;
  background-color: #ecf0f1;
  margin: 4px;
  transition: all 0.3s ease;
}

/* Toggle Animation for Burger */
nav .burger.toggle div:nth-child(1) {
  transform-origin: 50% 50%;
  transform: translate(0, 350%) rotate(-45deg);
}

nav .burger.toggle div:nth-child(2) {
  opacity: 0;
}

nav .burger.toggle div:nth-child(3) {
  transform-origin: 50% 50%;
  transform: translate(0, -350%) rotate(45deg);
}

/* Responsive Navigation */
@media screen and (max-width: 768px) {
  nav {
    z-index: 1;
    position: fixed;
    width: 100%;
  }

  nav .nav-links {
    position: absolute;
    right: 0;
    height: 100vh;
    top: 60px;
    background-color: #2c3e50d1;
    flex-direction: column;
    width: 100%;
    align-items: center;
    justify-content: start;
    transform: translateX(100%);
    transition: transform 0.5s ease-in;
  }

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

  nav .nav-links a.active {
    background-color: #9aa5b0a1;
    font-weight: bold;
    border-radius: 20px;
  }

  nav .nav-links a {
    height: 100%;
    display: grid;
    place-items: center;
    font-weight: bold;
    border-radius: 20px;
    width: 80%;
    font-size: 2em;
  }

  nav .nav-links a:hover {
    border-radius: 20px;
    background-color: #9aa5b0a1;
    font-weight: bold;
  }

  nav .nav-links li {
    opacity: 0;
    width: 100%;
    text-align: center;
    height: 75px;
    margin: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  nav .nav-links.nav-active li {
    opacity: 1;
    transition: opacity 0.5s ease-in;
  }

  nav .burger {
    display: flex;
  }

  body > div:nth-child(2) {
    margin-top: 0px;
  }
}

body > div:nth-child(2) {
  margin-top: 60px;
}

/* Hero Section */
#hero {
  background-image: url("../images/hero.webp");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  height: 80vh;
  position: relative;
  min-height: 500px;
}

#hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(44, 62, 80, 0.7);
}

#hero .hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #ecf0f1;
  text-align: center;
}

#hero .hero-content h1 {
  font-size: 48px;
  margin-bottom: 20px;
  color: white;
}

#hero .hero-content p {
  font-size: 24px;
  margin-bottom: 30px;
}

#hero .hero-content .btn {
  padding: 12px 24px;
  background-color: #e74c3c;
  color: #ecf0f1;
  text-decoration: none;
  border-radius: 4px;
}

#hero .hero-content .btn:hover {
  background-color: #c0392b;
}

.me-pic {
  width: 150px;
  /* Adjust the size as needed */
  height: 150px;
  /* Adjust the size as needed */
  border-radius: 50%;
  /* Makes the div round */
  overflow: hidden;
  /* Ensures the image stays within the round div */
  border: 5px solid #ccc;
  /* Adds a border around the image */
  margin: 0 auto;
  /* Centers the div horizontally */
}

.me-pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* Ensures the image covers the entire div without distortion */
}

/* Section Titles */
section h1,
section h2,
section h3 {
  text-align: center;
  margin-bottom: 40px;
  color: #2c3e50;
}

/* Featured Projects */
#featured-projects {
  padding: 60px 20px;
}

.project-cards {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
}

.card {
  background-color: #ecf0f1;
  border-radius: 4px;
  overflow: hidden;
  margin: 20px;
  width: 300px;
  position: relative;
}

.card img {
  width: 300px;
  height: 300px;
  box-sizing: border-box;
  padding: 10px;
  background-color: #c8c8c8;
}

.card-content {
  padding: 20px;
  padding-bottom: 40px;
  position: relative;
  height: calc(100% - 300px);
}

.card-content h3 {
  margin-bottom: 10px;
}

.card-content p {
  margin-bottom: 20px;
}

.card-content .btn {
  background-color: #3498db;
  color: #ecf0f1;
  padding: 10px;
  text-decoration: none;
  border-radius: 4px;
  position: absolute;
  bottom: 15px;
}

.card-content .btn:hover {
  background-color: #2980b9;
}

/* Publications List */
#latest-publications {
  padding: 60px 20px;
}

#latest-publications ul {
  list-style: none;
  display: flex;
  justify-content: center;
}

#latest-publications li {
  background-color: #ecf0f1;
  padding: 20px 20px 20px 20px;
  margin: 10px 0;
  border-radius: 4px;
  list-style: none;
  max-width: 1200px;
  width: 100%;
}

#latest-publications .btn {
  position: absolute;
  margin-top: 10px;
  background-color: #27ae60;
  color: #ecf0f1;
  padding: 10px;
  text-decoration: none;
  border-radius: 4px;
}

#latest-publications .btn:hover {
  background-color: #1e8449;
}

/* About Me */
.skill-box {
  width: 600px;
}

#about-me {
  padding: 60px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#about-me .about-content {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
}

#about-me img {
  width: 300px;
  border-radius: 50%;
  margin-right: 40px;
}

#about-me .text-content {
  max-width: 600px;
}

/* Skills */
#skills {
  padding: 60px 20px;
  background-color: #ecf0f1;
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
}

.skill-bars {
  max-width: 600px;
  margin: 0 auto;
}

.skill {
  margin-bottom: 20px;
}

.skill p {
  margin-bottom: 5px;
}

.progress-bar {
  background-color: #bdc3c7;
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar span {
  display: block;
  height: 20px;
  background-color: #3498db;
}

/* Projects List */
#projects-list {
  padding: 60px 20px;
}

.projects-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
}

.project-item {
  width: 300px;
  background-color: #ecf0f1;
  margin: 20px;
  border-radius: 4px;
  overflow: hidden;
}

.project-item img {
  width: 100%;
}

.project-item h3 {
  margin: 20px;
}

.project-item p {
  margin: 0 20px 20px 20px;
}

.project-item .btn {
  margin: 0 20px 20px 20px;
  background-color: #e67e22;
  color: #ecf0f1;
  padding: 10px;
  text-decoration: none;
  border-radius: 4px;
}

.project-item .btn:hover {
  background-color: #d35400;
}

/* Publications */
.publications {
  max-width: 800px;
  margin: 0 auto;
}

.publication-item {
  background-color: #ecf0f1;
  padding: 20px;
  margin-bottom: 20px;
  border-radius: 4px;
}

.publication-item h3 {
  margin-bottom: 10px;
}

.publication-item p {
  margin-bottom: 10px;
}

.publication-item .btn {
  background-color: #8e44ad;
  color: #ecf0f1;
  padding: 10px;
  text-decoration: none;
  border-radius: 4px;
}

.publication-item .btn:hover {
  background-color: #7d3c98;
}

/* Contact Form */
/* Styling for the contact form */
#contact-form {
  max-width: 800px;
  margin: 20px;
  padding: 2rem;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.6);
}

#contact-form h1 {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: #333;
}

#contact-form label {
  display: block;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: #555;
}

#contact-form input[type="email"],
#contact-form textarea {
  width: 100%;
  padding: 0.75rem;
  margin-bottom: 1rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
  font-family: Arial, sans-serif;
  background-color: #fff;
  box-sizing: border-box;
  transition: border 0.3s ease;
}

#contact-form input[type="email"]:focus,
#contact-form textarea:focus {
  border-color: #66afe9;
  outline: none;
  box-shadow: 0 0 5px rgba(102, 175, 233, 0.5);
}

#contact-form textarea {
  resize: vertical;
  height: 150px;
}

#contact-form button[type="submit"] {
  width: 100%;
  padding: 0.75rem;
  background-color: #4caf50;
  color: white;
  font-size: 1.1rem;
  font-family: Arial, sans-serif;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

#contact-form button[type="submit"]:hover {
  background-color: #45a049;
}

/* Media query for smaller screens */
@media (max-width: 768px) {
  #contact-form {
    padding: 1.5rem;
  }

  #contact-form h1 {
    font-size: 1.75rem;
  }
}

/* Footer */
footer {
  background-color: #2c3e50;
  color: #ecf0f1;
  padding: 20px 0;
  text-align: center;
  position: relative;
  /* Remove fixed positioning */
}

footer .social-media {
  margin-bottom: 10px;
}

footer .social-media a {
  color: #ecf0f1;
  margin: 0 10px;
  font-size: 20px;
  text-decoration: none;
}

footer .social-media a:hover {
  color: #bdc3c7;
}

/* Style for the social media icons */
.social-icon {
  width: 24px;
  /* Adjust the size as needed */
  height: 24px;
  fill: white;
  /* Ensures that the SVG is white */
  transition: transform 0.3s ease;
  filter: brightness(0) saturate(100%) invert(100%) sepia(100%) saturate(0%)
    hue-rotate(180deg) brightness(104%) contrast(101%);
}

.social-icon:hover {
  transform: scale(1.1);
  /* Slight scaling effect on hover */
}

/* Ensure the images are displayed inline */
.social-media a {
  margin-right: 10px;
  /* Add spacing between icons */
}

/* Ensure links in the footer are styled properly */
footer p a {
  color: white;
  /* Set the text color to white */
  text-decoration: none;
}

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

/* Ensure images are responsive */
img {
  max-width: 100%;
  height: auto;
}

/* Adjust section padding on smaller screens */
@media screen and (max-width: 768px) {
  .content:first-of-type {
    margin-top: 60px;
  }

  #hero {
    height: 60vh;
  }

  #hero .hero-content h1 {
    font-size: 32px;
  }

  #hero .hero-content p {
    font-size: 18px;
  }

  /* Adjust about me section */
  #about-me .about-content {
    flex-direction: column;
    text-align: center;
  }

  #about-me img {
    margin: 0 0 20px 0;
  }

  .text-content {
    max-width: 100%;
  }

  /* Adjust skills section */
  #skills h2 {
    font-size: 24px;
  }

  .skill-box {
    width: 100%;
    padding: 0 10px;
  }

  /* Adjust contact form */
  #contact-form {
    padding: 1.5rem;
  }

  /* Footer adjustments */
  footer p {
    font-size: 14px;
  }
}

/* Resume Section */
#resume {
  padding: 60px 20px;
  background-color: #f9f9f9;
}

/* Resume Sections Container */
.resume-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto;
}

/* Individual Resume Section */
.resume-section {
  background-color: #ffffff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.resume-section:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

/* Resume Section Headers */
.resume-section h3 {
  font-size: 1.8rem;
  color: #2c3e50;
  margin-bottom: 20px;
  position: relative;
  height: 3em;
  display: grid;
  place-items: center;
}

.resume-section h3::after {
  content: "";
  width: 50px;
  height: 3px;
  background-color: #3498db;
  position: absolute;
  left: 0;
  bottom: -10px;
}

/* Resume Items */
.resume-section ul {
  list-style: none;
}

.resume-section ul li {
  margin-bottom: 25px;
  padding-left: 25px;
  position: relative;
}

/* Custom Bullet Points */
.resume-section ul li::before {
  content: "";
  width: 12px;
  height: 12px;
  background-color: #3498db;
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: 5px;
}

/* Job Titles and Organizations */
.resume-section ul li strong {
  display: block;
  font-size: 1.2rem;
  color: #34495e;
}

/* Dates Styling */
.resume-section .date {
  font-size: 0.9rem;
  color: #7f8c8d;
  margin-bottom: 8px;
}

/* Job Descriptions */
.resume-section ul li p {
  font-size: 1rem;
  color: #555555;
  line-height: 1.6;
}

/* Responsive Grid for Larger Screens */
@media screen and (min-width: 768px) {
  .resume-container {
    grid-template-columns: 1fr 1fr;
  }
}

/* Responsive Grid for Extra Large Screens */
@media screen and (min-width: 1024px) {
  .resume-container {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

/* Details Section */
/* Details Section */
.NoBullets > li::before {
  display: none;
}

.NoBullets > li {
  padding-left: 0px !important;
}

details {
  cursor: pointer;
  transition: background-color 0.2s ease;
  border-radius: 5px;
}

details:hover,
details[open] {
  background-color: #f0f7ff; /* Sanftes Blau */
}

/* Spezielles Link-Design nur für den Resume-Bereich */
/* Spezielles Link-Design nur für den Resume-Bereich */
.resume-section a {
  color: #3498db;         /* Dezentes Blau für Links */
  text-decoration: underline;  /* Standard: Unterstrichen */
  transition: color 0.2s ease;  /* Sanfte Farbänderung beim Hover */
}

.resume-section a:hover {
  color: #2980b9;         /* Dunkleres Blau beim Hover */
  text-decoration: underline;  /* Bleibt unterstrichen */
}

.resume-section a:active {
  color: #1c6691;         /* Etwas dunkler beim Klick */
}






summary {
  font-weight: normal;
  color: #2c3e50;
  list-style: none;
  padding-left: 30px;
  position: relative;
}

summary::before {
  content: "+";
  font-weight: bold;
  font-size: 23px;
  color: #3498db;
  position: absolute;
  left: 0;
  top: 0;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}

details[open] summary::before {
  content: "-";
  transform: scaleX(1.8);
}

details p {
  margin-left: 30px;
  color: #555;
}

details p strong{
  display: inline !important;
  font-size: 1rem !important;
}

details hr {
  margin: 8px 15px 5px;
  background: #3498db;
  height: 3px;
  border: none;
}




/* -------------------- */
/* 404 Error Page Styles */
/* -------------------- */

/* Error Page Container */
.error-page #error-section {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 40px 20px;
  background-color: #f2f2f2;
}

/* Error Container */
.error-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #ffffff;
  padding: 60px 40px;
  border-radius: 15px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  max-width: 600px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.error-container:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

/* Error Content */
.error-content h1 {
  font-size: 6rem;
  color: #e74c3c;
  margin-bottom: 20px;
}

.error-content h2 {
  font-size: 2.5rem;
  color: #2c3e50;
  margin-bottom: 20px;
}

.error-content p {
  font-size: 1.2rem;
  color: #555555;
  margin-bottom: 30px;
}

/* Home Button */
.home-btn {
  background-color: #3498db;
  color: #ffffff;
  padding: 12px 30px;
  text-decoration: none;
  border-radius: 50px;
  font-size: 1rem;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.home-btn:hover {
  background-color: #2980b9;
  transform: scale(1.05);
}

/* Error Animation/Icon */
.error-animation {
  margin: 20px;
  color: #e74c3c;
  animation: bounce 2s infinite;
}

.error-animation i {
  font-size: 4rem;
}

/* Bounce Animation */
@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0);
  }

  40% {
    transform: translateY(-5px);
  }

  60% {
    transform: translateY(-2px);
  }
}

/* Responsive Design for 404 Page */
@media screen and (max-width: 768px) {
  .error-container {
    padding: 40px 20px;
  }

  .error-content h1 {
    font-size: 4rem;
  }

  .error-content h2 {
    font-size: 2rem;
  }

  .error-animation i {
    font-size: 3rem;
  }
}

/* SVG Icon Styling */
.svg-icon {
  width: 100px;
  height: 100px;
  animation: bounce 2s infinite;
}

/* Language Toggle Buttons */
.language-toggle {
  text-align: center;
  margin: 80px 0 0 0 !important;
}

.language-toggle button {
  background-color: #3498db;
  color: #fff;
  border: none;
  padding: 10px 20px;
  margin: 0 10px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 1rem;
  transition: background-color 0.3s ease;
}

.language-toggle button:hover {
  background-color: #2980b9;
}

/* Privacy Policy Section Styling */
#datenschutz-de,
#privacy-policy-en {
  padding: 30px;
  background-color: #f5f5f5;
  border: 1px solid #ddd;
  border-radius: 8px;
  margin: 20px 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  font-size: 1.1rem;
  line-height: 1.7;
  color: #333;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

/* Section Titles */
#datenschutz-de h1,
#privacy-policy-en h1 {
  font-size: 2.2rem;
  margin-bottom: 20px;
  text-align: center;
  color: #2c3e50;
  border-bottom: 2px solid #3498db;
  padding-bottom: 10px;
  display: inline-block;
}

#datenschutz-de h2,
#privacy-policy-en h2 {
  font-size: 1.8rem;
  margin: 25px 0 15px;
  color: #34495e;
  text-align: left;
}

#datenschutz-de h3,
#privacy-policy-en h3 {
  font-size: 1.4rem;
  margin: 20px 0 10px;
  color: #2980b9;
}

#datenschutz-de p,
#privacy-policy-en p {
  font-size: 1.1rem;
  line-height: 1.7;
  color: #555;
  margin-bottom: 20px;
}

/* Links in Sections */
#datenschutz-de a,
#privacy-policy-en a {
  color: #3498db;
  text-decoration: none;
  font-weight: bold;
}

#datenschutz-de a:hover,
#privacy-policy-en a:hover {
  text-decoration: underline;
}

/* Box Shadows and Borders for Section */
#datenschutz-de,
#privacy-policy-en {
  border-left: 5px solid #3498db;
  padding: 20px 30px;
  background-color: #ffffff;
  box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#datenschutz-de:hover,
#privacy-policy-en:hover {
  transform: translateY(-5px);
  box-shadow: 0px 8px 24px rgba(0, 0, 0, 0.1);
}

/* Responsive Styling */
@media (max-width: 768px) {
  #datenschutz-de,
  #privacy-policy-en {
    padding: 20px;
    margin: 15px;
    font-size: 1rem;
  }

  .language-toggle button {
    margin: 5px;
    padding: 8px 16px;
  }

  #datenschutz-de h1,
  #privacy-policy-en h1 {
    font-size: 1.8rem;
  }

  #datenschutz-de h2,
  #privacy-policy-en h2 {
    font-size: 1.6rem;
  }

  #datenschutz-de h3,
  #privacy-policy-en h3 {
    font-size: 1.3rem;
  }
}

/* Language Toggle Buttons */
.language-toggle {
  text-align: center;
  margin-bottom: 20px;
}

.language-toggle button {
  background-color: #3498db;
  color: #fff;
  border: none;
  padding: 10px 20px;
  margin: 0 10px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 1rem;
  transition: background-color 0.3s ease;
}

.language-toggle button:hover {
  background-color: #2980b9;
}

/* Impressum Section Styling */
#impressum-de,
#impressum-en {
  padding: 30px;
  background-color: #f5f5f5;
  border: 1px solid #ddd;
  border-radius: 8px;
  margin: 20px 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  font-size: 1.1rem;
  line-height: 1.7;
  color: #333;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

#impressum-de h1,
#impressum-en h1 {
  font-size: 2.2rem;
  margin-bottom: 20px;
  text-align: center;
  color: #2c3e50;
  border-bottom: 2px solid #3498db;
  padding-bottom: 10px;
  display: inline-block;
}

#impressum-de p,
#impressum-en p {
  font-size: 1.1rem;
  line-height: 1.7;
  color: #555;
  margin-bottom: 20px;
}

#impressum-de a,
#impressum-en a {
  color: #3498db;
  text-decoration: none;
  font-weight: bold;
}

#impressum-de a:hover,
#impressum-en a:hover {
  text-decoration: underline;
}

/* Box Styling */
#impressum-de,
#impressum-en {
  border-left: 5px solid #3498db;
  padding: 20px 30px;
  background-color: #ffffff;
  box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#impressum-de:hover,
#impressum-en:hover {
  transform: translateY(-5px);
  box-shadow: 0px 8px 24px rgba(0, 0, 0, 0.1);
}

/* Responsive Styling */
@media (max-width: 768px) {
  #impressum-de,
  #impressum-en {
    padding: 20px;
    margin: 15px;
    font-size: 1rem;
  }

  .language-toggle button {
    margin: 5px;
    padding: 8px 16px;
  }

  #impressum-de h1,
  #impressum-en h1 {
    font-size: 1.8rem;
  }
}

/* Login Box */
.login-box {
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #fff;
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.6);
  max-width: 400px;
  margin: 0 auto;
  animation: fadeIn 1s ease-in-out;
  margin-top: 25px;
  margin-bottom: 25px;
}

/* Login Content */
.login-content h1 {
  text-align: center;
  margin-bottom: 20px;
  font-size: 1.8rem;
  color: #2c3e50;
}

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

.form-group label {
  display: block;
  font-size: 1rem;
  color: #333;
  margin-bottom: 5px;
}

.form-group input {
  width: 100%;
  padding: 10px;
  font-size: 1rem;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.form-group input:focus {
  outline: none;
  border-color: #3498db;
  box-shadow: 0 0 5px rgba(52, 152, 219, 0.5);
}

/* Submit Button */
.login-btn {
  width: 100%;
  padding: 12px;
  background-color: #3498db;
  color: #fff;
  font-size: 1.1rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.login-btn:hover {
  background-color: #2980b9;
}

/* Fade-in Animation */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  position: relative;
  animation: rotate 1s linear infinite;
  border: 6px solid #f3f3f3;
  margin: 20px auto;
}

.loading-spinner::before {
  content: "";
  box-sizing: border-box;
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 6px solid #3498db;
  animation: prixClipFix 2s linear infinite alternate;
}

@keyframes rotate {
  100% { transform: rotate(360deg); }
}

@keyframes prixClipFix {
  0%  { clip-path: polygon(50% 50%, 0 0, 100% 0, 100% 0, 100% 0, 100% 0); }
  50%  { clip-path: polygon(50% 50%, 0 0, 100% 0, 100% 100%, 100% 100%, 100% 100%); }
  100%  { clip-path: polygon(50% 50%, 0 0, 100% 0, 100% 100%, 0 100%, 0 100%); }
}



.tags {
  margin-bottom: 30px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-start;
}

.tag {
  display: inline-block;
  background-color: #6f6f6f;; /* Example color, feel free to change */
  color: white;
  padding: 5px 10px;
  margin-right: 8px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
  text-transform: capitalize;
}

.centered-block-thanks {
  max-width: 500px;
  margin: 4rem auto;
  text-align: center;
}
.btn-thanks {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  margin-top: 1.5rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: bold;
  background-color: #00509e; /* RWTH-Blau 100 */
  color: white;
}
.btn:hover {
  background-color: #004080;
}