/* Grundlegendes Styling */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4efe9 100%);
    color: #222; /* dunkler für besseren Kontrast */
    line-height: 1.6;
}

header {
    text-align: center;
    margin-bottom: 30px;
}

header h1 {
    color: #1a2b3c; /* dunkleres Blau */
    margin-bottom: 5px;
}

header p {
    color: #4a5a66; /* statt #7f8c8d */
    font-style: italic;
}

/* Hero Bereich */
.hero {
    text-align: center;
    padding: 40px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.hero h2 {
    color: #1a2b3c;
    margin-top: 0;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.feature-card {
    background: #ffffff;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card h3 {
    color: #1a2b3c;
    margin-top: 0;
}

/* Buttons */
.btn {
    display: inline-block;
    background: #0d6efd; /* kräftigeres Blau */
    color: #ffffff;       /* hoher Kontrast */
    padding: 12px 25px;
    border-radius: 5px;
    text-decoration: none;
    
    margin-top: 15px;
    transition: background 0.3s;
    font-size: 18px; /* oder 1.125rem */
    font-weight: bold;
}

.btn:hover {
    background: #0b5ed7; /* dunkler für Hover */
}

/* Warn-Banner */
.warning-banner {
    background: linear-gradient(135deg, #e65100 0%, #bf360c 100%);
    color: #ffffff;
    padding: 25px;
    border-radius: 10px;
    margin: 30px 0;
    text-align: center;
}

.warning-banner h3 {
    margin-top: 0;
}

/* Privacy Promise */
.privacy-promise {
    background: #ffffff;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.privacy-promise ul {
    list-style: none;
    padding: 0;
}

.privacy-promise li {
    padding: 8px 0;
    font-weight: bold;
    color: #222;
}

/* Container */
.container {
    background: #ffffff;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    margin-bottom: 30px;
}

/* Formulare */
.analysis-form {
    max-width: 400px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: bold;
    margin-bottom: 8px;
    color: #222;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
    color: #222;
}

.form-group input:focus {
    border-color: #0d6efd;
    outline: none;
}

/* Chart Container */
.chart-container {
    height: 400px;
    margin: 30px 0;
    background: #ffffff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .feature-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding: 20px;
    }

    .container {
        padding: 20px;
    }
}

.today-analysis {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    margin: 25px 0;
    border-left: 4px solid #0d6efd;
    color: #222;
}

.check-date {
    display: flex;
    gap: 10px;
    margin: 15px 0;
}

.check-date input {
    padding: 10px;
    border: 2px solid #ccc;
    border-radius: 5px;
    flex: 1;
    color: #222;
}

.check-date button {
    padding: 10px 20px;
    background: #e65100;
    color: #ffffff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

#termin-warnung {
    background: #ffebee;
    padding: 15px;
    border-radius: 5px;
    margin-top: 15px;
    border-left: 4px solid #c62828;
    color: #222;
}

.privacy-hint {
    font-size: 12px;
    color: #444;
    margin-top: 5px;
}
.footer-btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: #1a6fb3;
    color: #ffffff;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
}
.footer-btn:hover {
    background: #155a91;
}

.footer-btn.danke {
    background: #166c3c; /* Kontrast ~8.1:1 mit weißer Schrift */
    color: #ffffff;
}
.footer-btn.danke:hover {
    background: #125a32;
}
.logo-link {
    color: #1a2b3c;
    text-decoration: none;
}
.logo-link:hover {
    text-decoration: underline;
}
button:focus {
    outline: 2px solid #0d6efd;
    outline-offset: 2px;
}