/* Minimal CSS für Callback Manager */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: system-ui, -apple-system, sans-serif;
    background: #f5f5f5;
    line-height: 1.4;
}

/* Header - einfach und kompakt */
.header {
    background: white;
    border-bottom: 1px solid #ddd;
    padding: 0.5rem 1rem;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.header-title {
    font-size: 1.2rem;
    color: #333;
}

.header-nav {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.nav-link, .logout-btn {
    padding: 0.4rem 0.8rem;
    text-decoration: none;
    color: #666;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: white;
    cursor: pointer;
    font-size: 0.9rem;
}

.nav-link:hover, .logout-btn:hover {
    background: #f0f0f0;
}

.nav-link.active {
    background: #f39200;
    color: white;
    border-color: #f39200;
}

.logout-form {
    margin: 0;
}

/* Main Content */
.main-content {
    max-width: 1200px;
    margin: 1rem auto;
    padding: 0 1rem;
}

.container {
    background: white;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    overflow: hidden;
}

/* Stats - sehr kompakt für mobile */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    padding: 1rem;
    background: #f8f9fa;
    border-bottom: 1px solid #ddd;
}

.stat-card {
    text-align: center;
    padding: 0.5rem;
    background: white;
    border-radius: 4px;
    border: 1px solid #ddd;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: bold;
    color: #f39200;
    display: block;
}

.stat-label {
    font-size: 0.8rem;
    color: #666;
    margin-top: 0.2rem;
}

/* Forms */
.form-section {
    padding: 1rem;
    border-bottom: 1px solid #ddd;
}

.form-section h3 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.3rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

.form-control:focus {
    outline: none;
    border-color: #f39200;
}

.form-actions {
    display: flex;
    gap: 0.5rem;
}

.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: #f39200;
    color: white;
}

.btn-outline {
    background: white;
    color: #666;
    border: 1px solid #ddd;
}

/* Tabs - einfach */
.tabs {
    display: flex;
    background: #f8f9fa;
    border-bottom: 1px solid #ddd;
}

.tab-button {
    flex: 1;
    padding: 0.8rem;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.9rem;
    color: #666;
}

.tab-button.active {
    background: white;
    color: #f39200;
    border-bottom: 2px solid #f39200;
}

.tab-content {
    display: none;
    padding: 1rem;
}

.tab-content.active {
    display: block;
}

/* Login */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.login-form {
    background: white;
    padding: 2rem;
    border-radius: 4px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 300px;
}

.login-title {
    text-align: center;
    margin-bottom: 1.5rem;
    color: #333;
}

/* Mobile Optimierung */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .main-content {
        padding: 0 0.5rem;
        margin: 0.5rem auto;
    }
    
    /* Stats noch kompakter auf mobile */
    .stats-grid {
        padding: 0.5rem;
        gap: 0.25rem;
    }
    
    .stat-card {
        padding: 0.3rem;
    }
    
    .stat-number {
        font-size: 1.2rem;
    }
    
    .stat-label {
        font-size: 0.7rem;
    }
    
    .form-section {
        padding: 0.5rem;
    }
    
    .tab-content {
        padding: 0.5rem;
    }
    
    .tabs {
        flex-direction: column;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
}