/**
 * DRV Stammdaten - Professional Admin Styles
 * Version: 4.0.0
 * Datum: 2026-01-12
 * 
 * v4.0.0: Komplett vereinfacht - nur Settings-Card Styles, keine Navigation-Styles
 * v3.0.0: Alte Version
 * 
 * Modernes, professionelles Design fuer Stammdaten-Verwaltung
 */

/* ===================================================================
   LAYOUT & STRUCTURE
   =================================================================== */

#drv-admin-stammdaten {
    width: 100%;
    max-width: 100%;
}

/* ===================================================================
   SETTINGS CARD
   =================================================================== */

.drv-settings-card {
    background: #fff;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.drv-settings-card-header {
    padding: 1.5rem;
    border-bottom: 1px solid #e2e8f0;
    background: #f8fafc;
}

.drv-settings-card-header h2 {
    margin: 0 0 0.5rem 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: #1e293b;
}

.drv-settings-description {
    margin: 0;
    font-size: 0.875rem;
    color: #64748b;
}

.drv-settings-card-body {
    padding: 1.5rem;
}

/* ===================================================================
   FORM STYLES
   =================================================================== */

.drv-form-group {
    margin-bottom: 1.5rem;
}

.drv-form-group:last-child {
    margin-bottom: 0;
}

.drv-form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.5rem;
}

.drv-input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    transition: border-color 0.15s, box-shadow 0.15s;
    box-sizing: border-box;
    font-family: inherit;
}

.drv-input:focus {
    outline: none;
    border-color: #FF6600;
    box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.1);
}

.drv-form-hint {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.8125rem;
    color: #6b7280;
    line-height: 1.5;
}

.drv-form-actions {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e2e8f0;
}

/* ===================================================================
   BUTTONS (nur innerhalb der Stammdaten-Seite)
   =================================================================== */

/* Nur Buttons innerhalb der Stammdaten-Seite stylen, nicht die Navigation */
#drv-admin-stammdaten .drv-btn,
.drv-settings-card .drv-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
    font-family: inherit;
}

#drv-admin-stammdaten .drv-btn-primary,
.drv-settings-card .drv-btn-primary {
    background: #FF6600;
    color: #fff;
}

#drv-admin-stammdaten .drv-btn-primary:hover:not(:disabled),
.drv-settings-card .drv-btn-primary:hover:not(:disabled) {
    background: #e55a00;
}

#drv-admin-stammdaten .drv-btn-primary:disabled,
.drv-settings-card .drv-btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ===================================================================
   RESPONSIVE
   =================================================================== */

@media (max-width: 768px) {
    .drv-settings-card-header,
    .drv-settings-card-body {
        padding: 1rem;
    }
    
    .drv-settings-card-header h2 {
        font-size: 1.1rem;
    }
}