/* style.css */
:root {
    --bg-light:linear-gradient(135deg, #bddbfd, #93f3cd, #d8bef4);
    --text-light: #ffffff;
    --bg-dark: linear-gradient(135deg, #2f008d, #003954, #003d28);
    --text-dark: #000000;
}
body {
    margin: 0;
    font-family: 'Poppins', 'Roboto', sans-serif;
    line-height: 1.6;
    background: var(--bg-dark); /* drei komplementäre Farben */
    color: var(--text-light);
    transition: background 0.3s, color 0.3s;
    background-size: 600% 600%; /* Sanfte Bewegung möglich */
    animation: gradientShift 15s ease infinite; /* Optional für Dynamik */
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
header, footer {
    background: rgba(255, 255, 255, 0.063); /* Weiße Transparenz */
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.529); /* Weicher Schatten */
    backdrop-filter: blur(10px); /* Unschärfe-Effekt für den Glas-Look */
    -webkit-backdrop-filter: blur(10px); /* Für Safari */
    border-radius: 18px; /* Abgerundete Ecken */
    margin: 10px;
    padding: 1rem 2rem;
    text-align: left;
}
header h1, footer p {
    font-family: 'Poppins', sans-serif;
    font-weight: 800;
}
.mode-toggle {
    position: fixed;
    bottom: 160px;
    right: 20px;
}
#toggle-mode {
    font-size:xx-large;
    background: none;
    
    border: none;
    outline: none;
    cursor: pointer;
    border-radius: 50%;
    padding: 0px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.2);
    transition: background 0.3s, transform 0.2s;
}
#toggle-mode:hover {
    background: rgba(255, 255, 255, 0);
    transform: scale(1.3);
}
#mode-icon {
    width: 62px;
    height: 32px;
}
nav {
    color:var(--text-light);
    margin: 1rem 0;
}
nav a {
    color:var(--text-light);
    text-decoration: none;
    margin: 0 10px;
    font-weight: bold;
}
nav a:hover {
    color: rgba(255, 204, 0, 0.618);
}
main {
    flex: 1;
    padding: 2rem;
    text-align: center;
}
footer {
    text-align: center;
    padding: 1rem;
}
footer a {
    color: #ff6f61;
    text-decoration: none;
    font-weight: bold;
}
footer a:hover {
    color: rgba(255, 204, 0, 0.618);
}
.centered-container {
    text-align: center;
}

.button-group {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem; /* Abstand zwischen den Buttons */
    flex-wrap: wrap; /* für mobile Geräte */
    margin-top: 2rem;
}

.btn-primary, .btn-secondary {
    padding: 1rem 2rem;
    border-radius: 30px;
    text-decoration: none;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: #ffffff;
    color: #000000;
}

.btn-secondary {
    border: 2px solid #ffffff;
    color: #ffffff;
    background-color: transparent;
    padding: 1rem 2rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: #ffffff;
    color: #000000;
}

.btn-secondary:hover {
    background-color: #ffffff;
    color: #000000;
}
.google-login-container {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.google-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: #ffffff;
    color: #000000;
    padding: 1rem 2rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    border: none;
}

.google-btn:hover {
    background-color: #f2f2f2;
    transform: scale(1.02);
}

.google-btn img {
    height: 24px;
    width: 24px;
}