* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    color: #fff;
    background: #0d1b2a;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background: rgba(0, 0, 0, 0.6);
    text-align: center;
    padding: 20px;
    font-size: 1.5rem;
    font-weight: bold;
    color: #ffffff;
}

.hero {
    flex: 1;
    background: url('../images/wind_background.jpg') no-repeat center center/cover;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    text-align: center;
}

.hero .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

.hero .content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.btn {
    background-color: #00b4d8;
    color: white;
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 8px;
    font-size: 1rem;
    transition: background-color 0.3s ease;
}

.btn:hover {
    background-color: #0077b6;
}

footer {
    text-align: center;
    padding: 10px;
    background: rgba(0, 0, 0, 0.6);
    font-size: 0.9rem;
}

.login-box {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 10px;
    width: 300px;
    backdrop-filter: blur(8px);
    text-align: center;
    color: white;
}

.login-box input {
    width: 90%;
    padding: 10px;
    margin: 10px 0;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
}

.login-box button {
    width: 100%;
    padding: 10px;
    background-color: #00b4d8;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.login-box button:hover {
    background-color: #0077b6;
}
.hero { position: relative; min-height: 80vh; }
.bg-video{
  position:absolute; inset:0; width:100%; height:100%;
  object-fit:cover; z-index:0;
}
.hero .overlay{
  position:absolute; inset:0; background:rgba(0,0,0,.35); z-index:1;
}
.hero .content{ position:relative; z-index:2; text-align:center; }
/* Modal Hintergrund */
.modal {
  display: none; /* unsichtbar am Anfang */
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.7); /* Abdunkelung */
  z-index: 999;
  justify-content: center;
  align-items: center;
}

/* Inhalt des Modal-Fensters */
.modal-content {
  background: white;
  padding: 30px;
  border-radius: 10px;
  width: 300px;
  text-align: center;
  animation: fadeIn 0.3s ease;
  color: #333;
}

/* Schließen-Button */
.close {
  position: absolute;
  top: 20px;
  right: 25px;
  font-size: 30px;
  cursor: pointer;
  color: white;
}

/* Animation */
@keyframes fadeIn {
  from {opacity: 0; transform: scale(0.8);}
  to {opacity: 1; transform: scale(1);}
}

.modal-content input {
  width: 90%;
  padding: 10px;
  margin: 10px 0;
  border: 1px solid #ccc;
  border-radius: 5px;
}

.modal-content button {
  background-color: #00b4d8;
  color: white;
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.modal-content button:hover {
  background-color: #0077b6;
}

/* Hintergrundvideo im Vollbild */
.background-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2; /* ganz hinten */
}

/* Abdunkelung über Video */
.hero .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5); /* Abdunkelung für besseren Kontrast */
  z-index: -1;
}

/* Inhalt über dem Video */
.hero .content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 20vh 20px;
  color: white;
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 15px;
}

.hero p {
  font-size: 1.3rem;
  margin-bottom: 25px;
}

.hero .btn {
  background-color: #22d3ee;
  color: #001018;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.3s ease;
}

.hero .btn:hover {
  background-color: #06b6d4;
}