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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Logo */
.logo-container {
    margin-top: 30px;
    margin-bottom: 20px;
}

.logo {
    max-width: 150px;
    height: auto;
}

/* Überschrift 1*/
.headline {
    color: #333;
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
    font-weight: 650;
}

/* Überschrift 2*/
.headlineSmall {
    color: #333;
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
    font-weight: 400;
}

/* Button Grid */
.button-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    width: 100%;
    max-width: 700px;
}

/* Buttons */
.action-button {
    display: flex;
    align-items: center;
    padding: 25px 30px;
    border: none;
    border-radius: 16px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    font-size: 32px;
    font-weight: 500;
    color: white;
    text-align: left;
}

.action-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.action-button:active {
    transform: translateY(0);
}

/* Button-Farben */
.button-blue {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.button-green {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
}

.button-orange {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.button-purple {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

/* Button Icon */
.button-icon {
    width: 64px;
    height: 64px;
    margin-right: 15px;
}

.button-text {
    flex: 1;
font-size: 32px;
}

/* Ergebnisanzeige */
.result-container {
    margin-top: 40px;
    padding: 25px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 600px;
}

.result-container h2 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

#result-text {
    color: #555;
    line-height: 1.6;
    font-size: 1rem;
}

/* Ladeanimation */
.loading {
    margin-top: 30px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #666;
}

.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid #ddd;
    border-top-color: #667eea;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Hilfklassen */
.hidden {
    display: none !important;
}

/* Responsive Design */
@media (max-width: 600px) {
    .button-grid {
        grid-template-columns: 1fr;
    }

    .headline {
        font-size: 1.5rem;
    }

    .action-button {
        padding: 20px 25px;
    }

    .logo {
        max-width: 120px;
    }
}

@media (max-width: 400px) {
    body {
        padding: 15px;
    }

    .action-button {
        padding: 18px 20px;
        font-size: 1rem;
    }

    .button-icon {
        width: 32px;
        height: 32px;
    }
}