/* Grundvariablen für das Design */
:root {
    --primary: #2c3e50;
    --secondary: #34495e;
    --accent: #3498db;
    --success: #27ae60;
    --danger: #e74c3c;
    --light: #f4f7f6;
    --white: #ffffff;
    --text: #333333;
    --shadow: 0 2px 5px rgba(0,0,0,0.1);
}

/* Basis-Setup */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--light);
    color: var(--text);
    margin: 0;
    line-height: 1.6;
}

/* Tabellen-Styling */
table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    margin: 20px 0;
    box-shadow: var(--shadow);
    border-radius: 8px;
    overflow: hidden;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: var(--secondary);
    color: var(--white);
    font-weight: 600;
}

tr:hover {
    background-color: #f1f1f1;
}

/* Formulare & Eingaben */
input[type="text"], 
input[type="password"], 
select, 
textarea {
    width: 100%;
    padding: 10px;
    margin: 8px 0;
    display: inline-block;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
}

button, .btn {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    transition: opacity 0.2s;
}

button:hover {
    opacity: 0.9;
}

/* Utility Klassen */
.bg-success { background-color: var(--success); color: white; }
.bg-danger { background-color: var(--danger); color: white; }
.bg-accent { background-color: var(--accent); color: white; }

/* Dashboard & Cards */
.card {
    background: var(--white);
    padding: 20px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}