/* 
.wave-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #63d8f1, #6e7fdb);
    animation: background-color-change 15s infinite ease-in-out;
    z-index: 1;
}

@keyframes background-color-change {
    0% {
        background: linear-gradient(135deg, #63d8f1, #6e7fdb); 
    }
}


.logo {
    max-height: 50px; 
    object-fit: contain;
    filter: drop-shadow(0px 5px 10px rgba(0, 0, 0, 0.2));
}


.custom-input {
    border-radius: 30px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 10px 20px;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.custom-input:focus {
    border-color: #007bff;
    box-shadow: 0 0 15px rgba(0, 123, 255, 0.3);
}


.custom-btn {
    background-color: #6e7fdb;
    border: 1px solid #6e7fdb;
    color: white;
    border-radius: 50px;
    font-weight: bold;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.custom-btn:hover {
    background-color: #5074b5;
    border-color: #5074b5;
    transform: translateY(-4px);
}


.btn-success {
    background-color: #28a745;
    border: 1px solid #28a745;
    transition: background-color 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex; 
    justify-content: center;
    align-items: center;
}

.btn-success:hover {
    background-color: #218838;
    border: 1px solid #218838;
}


.card-transparent {
    background: rgba(255, 255, 255, 0.85);
    border-radius: 30px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 2;
}

.card-body {
    padding: 40px;
}


.alert {
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}


.container {
    background: #ffffff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 2;
    min-width: 320px; 
    width: 100%;
}


@media (max-width: 767px) {

    .col-12 {
        max-width: 100%;
    }

    .col-md-8, .col-lg-6, .col-xl-5 {
        max-width: 90%; 
        margin: 0 auto; 
    }

    .card-body {
        padding: 20px; 
    }
}

@media (min-width: 768px) {
    .col-md-8 {
        max-width: 75%;
    }
}

@media (min-width: 992px) {
    .col-lg-6 {
        max-width: 60%;
    }
}

@media (min-width: 1200px) {
    .col-xl-5 {
        max-width: 50%;
    }
}

body {
    font-family: 'Roboto', sans-serif;
    background: #f1f1f1;
    overflow-x: hidden;
}


.logo-container {
    position: relative;
    z-index: 2;
}

.logo {
    max-height: 150px;
    object-fit: contain;
    filter: drop-shadow(0px 5px 10px rgba(0, 0, 0, 0.2));
}
*/



/* Globales Styling */
body {
    font-family: sans-serif;
    background: #f1f1f1;
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

/* Animierter Hintergrund */
.wave-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(270deg, #63d8f1, #6e7fdb, #63d8f1);
    background-size: 600% 600%;
    animation: animatedGradient 40s ease-in-out infinite; /* <- langsamer & weicher */
    z-index: 1;
}
@keyframes animatedGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Logo Animation */
.logo-container {
    position: relative;
    z-index: 2;
}

.logo {
    max-height: 150px;
    object-fit: contain;
    filter: drop-shadow(0px 5px 10px rgba(0, 0, 0, 0.2));
    animation: logo-fade-in 1.5s ease-in-out forwards;
}

@keyframes logo-fade-in {
    0% {
        opacity: 0;
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Formular-Container mit Glassmorphism-Look */
.card-transparent {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    position: relative;
    z-index: 2;
}

/* Formular-Inhalte */
.card-body {
    padding: 40px;
}

/* Eingabefelder */
.custom-input {
    border: none;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 30px;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
    padding: 12px 24px;
    font-size: 1.1rem;
    transition: 0.3s;
    width: 100%;
}

.custom-input:focus {
    outline: none;
    background: white;
    box-shadow: 0 0 10px rgba(0, 123, 255, 0.3);
}

/* Buttons */
.custom-btn {
    background: linear-gradient(145deg, #6e7fdb, #7e8ff1);
    border: none;
    color: white;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: 0.3s ease;
    box-shadow: 0 4px 14px rgba(110, 127, 219, 0.5);
    cursor: pointer;
}

.custom-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(80, 116, 181, 0.6);
}

/* QR-Code Scan Button */
.btn-success {
    background-color: #28a745;
    border: 1px solid #28a745;
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-success:hover {
    background-color: #218838;
}

/* Fehler-Banner */
.alert {
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Container */
.container {
    background: #ffffff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 2;
    min-width: 320px;
    width: 100%;
}

/* Responsive Design */
@media (max-width: 767px) {
    .col-12 {
        max-width: 100%;
    }

    .col-md-8, .col-lg-6, .col-xl-5 {
        max-width: 90%;
        margin: 0 auto;
    }

    .card-body {
        padding: 20px;
    }
}

@media (min-width: 768px) {
    .col-md-8 {
        max-width: 75%;
    }
}

@media (min-width: 992px) {
    .col-lg-6 {
        max-width: 60%;
    }
}

@media (min-width: 1200px) {
    .col-xl-5 {
        max-width: 50%;
    }
}