/**
 * Royal Secure - Modernes UI Design mit Bootstrap 5
 * Responsive, modern und benutzerfreundlich
 */

:root {
    /* Brand Colors */
    --royal-primary: #0d47a1;
    --royal-secondary: #1976d2;
    --royal-accent: #03a9f4;
    --royal-success: #4caf50;
    --royal-warning: #ff9800;
    --royal-danger: #f44336;
    
    /* Grays */
    --royal-dark: #212529;
    --royal-light: #f8f9fa;
    --royal-gray-100: #f1f3f4;
    --royal-gray-200: #e8eaed;
    --royal-gray-300: #dadce0;
    --royal-gray-400: #bdc1c6;
    --royal-gray-500: #9aa0a6;
    --royal-gray-600: #80868b;
    --royal-gray-700: #5f6368;
    --royal-gray-800: #3c4043;
    --royal-gray-900: #202124;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 25px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.25);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* Global Styles */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, var(--royal-light) 0%, var(--royal-gray-100) 100%);
    min-height: 100vh;
    line-height: 1.6;
    color: var(--royal-gray-800);
}

/* Header & Navigation */
.royal-header {
    background: linear-gradient(135deg, var(--royal-primary) 0%, var(--royal-secondary) 100%);
    box-shadow: var(--shadow-md);
    border-bottom: 3px solid var(--royal-accent);
}

.royal-navbar {
    padding: 1rem 0;
}

.royal-navbar-brand {
    font-size: 1.75rem;
    font-weight: 700;
    color: white !important;
    text-decoration: none;
    letter-spacing: -0.025em;
}

.royal-nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    margin: 0 0.25rem;
}

.royal-nav-link:hover,
.royal-nav-link.active {
    background-color: rgba(255, 255, 255, 0.15);
    color: white !important;
    transform: translateY(-1px);
}

/* Cards & Content Areas */
.royal-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--royal-gray-200);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.royal-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.royal-card-header {
    background: linear-gradient(135deg, var(--royal-gray-50) 0%, var(--royal-gray-100) 100%);
    border-bottom: 1px solid var(--royal-gray-200);
    padding: 1.5rem;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.royal-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--royal-gray-800);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.royal-card-body {
    padding: 1.5rem;
}

/* Forms */
.royal-form-control {
    border: 2px solid var(--royal-gray-300);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: all var(--transition-fast);
    background-color: white;
}

.royal-form-control:focus {
    border-color: var(--royal-accent);
    box-shadow: 0 0 0 3px rgba(3, 169, 244, 0.1);
    outline: none;
}

.royal-form-label {
    font-weight: 600;
    color: var(--royal-gray-700);
    margin-bottom: 0.5rem;
    display: block;
}

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

/* Buttons */
.royal-btn {
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
}

.royal-btn-primary {
    background: linear-gradient(135deg, var(--royal-primary) 0%, var(--royal-secondary) 100%);
    color: white;
    box-shadow: var(--shadow-sm);
}

.royal-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    color: white;
}

.royal-btn-success {
    background: linear-gradient(135deg, var(--royal-success) 0%, #66bb6a 100%);
    color: white;
    box-shadow: var(--shadow-sm);
}

.royal-btn-warning {
    background: linear-gradient(135deg, var(--royal-warning) 0%, #ffb74d 100%);
    color: white;
    box-shadow: var(--shadow-sm);
}

.royal-btn-danger {
    background: linear-gradient(135deg, var(--royal-danger) 0%, #ef5350 100%);
    color: white;
    box-shadow: var(--shadow-sm);
}

.royal-btn-outline {
    background: transparent;
    border: 2px solid var(--royal-primary);
    color: var(--royal-primary);
}

.royal-btn-outline:hover {
    background: var(--royal-primary);
    color: white;
}

/* Tables */
.royal-table {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    width: 100%;
    border-collapse: collapse;
}

.royal-table thead {
    background: linear-gradient(135deg, var(--royal-primary) 0%, var(--royal-secondary) 100%);
    color: white;
}

.royal-table th,
.royal-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--royal-gray-200);
}

.royal-table th {
    font-weight: 600;
    letter-spacing: 0.025em;
    text-transform: uppercase;
    font-size: 0.875rem;
}

.royal-table tbody tr:hover {
    background-color: var(--royal-gray-50);
}

.royal-table tbody tr:last-child td {
    border-bottom: none;
}

/* Status Badges */
.royal-badge {
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline-block;
}

.royal-badge-success {
    background-color: var(--royal-success);
    color: white;
}

.royal-badge-warning {
    background-color: var(--royal-warning);
    color: white;
}

.royal-badge-danger {
    background-color: var(--royal-danger);
    color: white;
}

.royal-badge-info {
    background-color: var(--royal-accent);
    color: white;
}

/* Sidebar */
.royal-sidebar {
    background: white;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    height: fit-content;
    position: sticky;
    top: 2rem;
}

.royal-sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--royal-gray-700);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.royal-sidebar-link:hover,
.royal-sidebar-link.active {
    background-color: var(--royal-accent);
    color: white;
    transform: translateX(4px);
}

/* Dashboard Cards */
.royal-stat-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--royal-accent);
    transition: all var(--transition-normal);
}

.royal-stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.royal-stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--royal-primary);
    line-height: 1;
    margin: 0;
}

.royal-stat-label {
    color: var(--royal-gray-600);
    font-weight: 500;
    margin-top: 0.5rem;
    margin-bottom: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .royal-navbar-brand {
        font-size: 1.25rem;
    }
    
    .royal-card-body {
        padding: 1rem;
    }
    
    .royal-btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.875rem;
    }
    
    .royal-table th,
    .royal-table td {
        padding: 0.75rem 0.5rem;
        font-size: 0.875rem;
    }
    
    .royal-sidebar {
        position: static;
        margin-bottom: 2rem;
    }
}

/* Loading States */
.royal-loading {
    display: inline-block;
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: royal-spin 1s linear infinite;
}

@keyframes royal-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Animations */
@keyframes royal-fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.royal-fade-in {
    animation: royal-fadeIn 0.5s ease-out;
}

/* Print Styles */
@media print {
    .royal-sidebar,
    .royal-header,
    .royal-btn {
        display: none !important;
    }
    
    .royal-card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}