:root{
    --bg1:#f5f5f5;
    --bg2:#ffffff;
}

/* Gesamte Seite */
body {
    margin: 0;
    padding: 0;
    background-color: var(--bg1);
    font-family: Arial, sans-serif;
}

/* Hauptcontainer */
.container {
    width: 1200px;      /* Feste Breite */
    margin: 0 auto;     /* Horizontal zentrieren */
    background-color: var(--bg2);
    min-height: 100vh;
    padding: 20px;
    box-sizing: border-box;
}

/* Formularbereich */
.form-group {
    margin-bottom: 18px;
}

/* Labels */
.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: #333;
}

/* Eingabefelder */
input[type="text"],
input[type="number"],
input[type="email"],
input[type="password"],
textarea,
select {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid #d0d7de;
    border-radius: 8px;
    font-size: 14px;
    box-sizing: border-box;
    transition: all 0.2s ease;
    background-color: #fff;
}

/* Fokus */
input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: #4a90e2;
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.15);
}

/* Textarea */
textarea {
    min-height: 120px;
    resize: vertical;
}

/* Checkboxen */
input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

/* Buttons */
button,
input[type="submit"] {
    background-color: #4a90e2;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: background-color 0.2s ease;
}

button:hover,
input[type="submit"]:hover {
    background-color: #357abd;
}

/* Sekundärer Button */
.btn-secondary {
    background-color: #6c757d;
}

.btn-secondary:hover {
    background-color: #5a6268;
}

/* Formularkarte */
.form-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    margin-bottom: 20px;
    max-width: 800px;
    margin: 20px auto;
}