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

body {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: linear-gradient(135deg, #2E3440, #4C566A);
    color: #ECEFF4;
    min-height: 100vh;
    margin: 0;
}

header {
    text-align: center;
    padding: 2rem 0;
    animation: fadeIn 1.5s ease-out;
}

.logo h1 {
    font-size: 3.5rem;
    color: #88C0D0;
    margin-bottom: 0.5rem;
}

.logo h1 span {
    color: #81A1C1;
}

h2 {
    font-size: 1.8rem;
    font-weight: 400;
    color: #ECEFF4;
}

p {
    font-size: 1rem;
    color: #D8DEE9;
    margin-top: 0.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.btn {
    padding: 0.75rem 1.5rem;
    font-size: 1.1rem;
    border-radius: 25px;
    text-decoration: none;
    color: #fff;
    background-color: #5E81AC;
    transition: background-color 0.3s ease;
    box-shadow: 0 4px 15px rgba(94, 129, 172, 0.3);
}

.btn-primary:hover {
    background-color: #81A1C1;
    box-shadow: 0 4px 15px rgba(129, 161, 193, 0.5);
}

.features {
    display: flex;
    justify-content: space-around;
    padding: 2rem;
    margin-top: 1rem;
    gap: 2rem;
    animation: slideIn 1s ease-out;
}

.feature-item {
    background-color: #3B4252;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s;
    max-width: 300px;
    text-align: center;
}

.feature-item h3 {
    font-size: 1.3rem;
    color: #8FBCBB;
    margin-bottom: 0.8rem;
}

.feature-item p {
    color: #D8DEE9;
    font-size: 0.95rem;
}

.feature-item:hover {
    transform: translateY(-10px);
}

footer {
    padding: 1.5rem 0;
    text-align: center;
    color: #4C566A;
    font-size: 0.85rem;
    margin-top: auto;
}

/* Animationen */
@keyframes fadeIn {
    0% { opacity: 0; transform: translateY(-20px); }
    100% { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* Login-Formular Styling */
.login-form {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 2rem;
}

form {
    background-color: #3B4252;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    max-width: 400px;
    width: 100%;
}

form label {
    color: #8FBCBB;
    font-weight: bold;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

form input[type="text"],
form input[type="password"] {
    width: 100%;
    padding: 0.75rem;
    margin-bottom: 1rem;
    border: 1px solid #4C566A;
    border-radius: 8px;
    background-color: #2E3440;
    color: #ECEFF4;
    font-size: 1rem;
    transition: border-color 0.3s;
}

form input[type="text"]:focus,
form input[type="password"]:focus {
    border-color: #5E81AC;
    outline: none;
}

form button[type="submit"] {
    width: 100%;
    padding: 0.75rem;
    font-size: 1.1rem;
    font-weight: bold;
    color: #fff;
    background-color: #5E81AC;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s, box-shadow 0.3s;
    box-shadow: 0 4px 15px rgba(94, 129, 172, 0.3);
}

form button[type="submit"]:hover {
    background-color: #81A1C1;
    box-shadow: 0 4px 15px rgba(129, 161, 193, 0.5);
}