/**
 * Modernes, flaches Design
 */

:root {
    /* Moderne, flache Farbpalette */
    --bg-color: #f8f9fa;
    --text-color: #212529;
    --card-bg: #ffffff;
    --table-bg: #ffffff;
    --table-stripe: #f8f9fa;
    --table-hover: #e9ecef;
    --selected-bg: #d4edda;
    --selected-hover: #c3e6cb;
    --prio-bg: #fff3cd;
    --prio-hover: #ffe69c;
    --table-head-bg: #f8f9fa;
    --table-head-color: #495057;
    --tab-bg: #f8f9fa;
    --tab-content-bg: #ffffff;
    
    /* Moderne Akzentfarbe */
    --primary-color: #0d6efd;
    --primary-hover: #0b5ed7;
    --primary-light: #e7f3ff;
    
    /* Flache Schatten */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    
    /* Borders */
    --border-color: #dee2e6;
    --border-radius: 8px;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
}

[data-theme="dark"] {
    --bg-color: #1a1a1a;
    --text-color: #e0e0e0;
    --card-bg: #2d2d2d;
    --table-bg: #2d2d2d;
    --table-stripe: #363636;
    --table-hover: #404040;
    --selected-bg: #1a3a4a;
    --selected-hover: #234b61;
    --prio-bg: #4a3c00;
    --prio-hover: #6b5500;
    --tab-bg: #232323;
    --tab-content-bg: #232323;
    --table-head-bg: #232323;
    --table-head-color: #e0e0e0;
    --border-color: #444;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 1px 3px 0 rgba(0, 0, 0, 0.4), 0 1px 2px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.4);
}

* {
    box-sizing: border-box;
}

body {
    background: var(--bg-color);
    color: var(--text-color);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    transition: background-color 0.2s ease, color 0.2s ease;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

/* Tabellenrahmen */
table,
th,
td {
    border-color: var(--border-color) !important;
}

[data-theme="dark"] table,
[data-theme="dark"] th,
[data-theme="dark"] td {
    border-color: #444 !important;
}

[data-theme="dark"] .table {
    border-color: #444 !important;
}

[data-theme="dark"] .card,
[data-theme="dark"] .border {
    border-color: #444 !important;
}

/* Alert Boxen */
.alert-info-dark {
    background-color: #d1ecf1;
    border-color: #bee5eb;
    color: #0c5460;
}

.alert-warning-dark {
    background-color: #fff3cd;
    border-color: #ffeaa7;
    color: #856404;
}

[data-theme="dark"] .alert-info-dark {
    background-color: #1a1a1a;
    border-color: #2c2c2c;
    color: #e0e0e0;
}

[data-theme="dark"] .alert-warning-dark {
    background-color: #1a2b3d;
    border-color: #2a3b4d;
    color: #d0e0f0;
}

/* Settings Info Tile */
.settings-info-tile {
    background: var(--table-stripe);
    color: var(--text-color);
    border-bottom-left-radius: var(--border-radius);
    border-bottom-right-radius: var(--border-radius);
    border-top: 1px solid var(--border-color);
}

[data-theme="dark"] .settings-info-tile {
    background: #232323;
    color: #e0e0e0;
    border-top: 1px solid #333;
}

.settings-info-tile .fw-bold {
    color: inherit;
}

.settings-info-tile .text-muted {
    color: #6c757d !important;
}

[data-theme="dark"] .settings-info-tile .text-muted {
    color: #adb5bd !important;
}

/* Moderne Navigation */
.navbar {
    background: var(--primary-color) !important;
    box-shadow: var(--shadow-md);
    border: none;
    padding: var(--spacing-md) 0;
}

.navbar .navbar-brand {
    color: #ffffff !important;
    font-weight: 600;
    font-size: 1.25rem;
}

.navbar .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    transition: all 0.2s ease;
    padding: var(--spacing-sm) var(--spacing-md) !important;
    border-radius: 6px;
    margin: 0 4px;
}

.navbar .nav-link:hover {
    color: #ffffff !important;
    background-color: rgba(255, 255, 255, 0.15);
}

.navbar .nav-link.active {
    color: #ffffff !important;
    background-color: rgba(255, 255, 255, 0.25);
    font-weight: 600;
}

.navbar .btn-outline-light {
    border-color: rgba(255, 255, 255, 0.5);
    color: #ffffff;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.navbar .btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: #ffffff;
}

.navbar .btn-outline-danger {
    border-color: rgba(255, 255, 255, 0.5);
    color: #ffffff;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.navbar .btn-outline-danger:hover {
    background-color: rgba(220, 53, 69, 0.9);
    border-color: #dc3545;
}

[data-theme="dark"] .navbar {
    background: #212529 !important;
}

/* Moderne Buttons */
.btn {
    border-radius: 6px;
    font-weight: 500;
    padding: 10px 20px;
    transition: all 0.2s ease;
    border: none;
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background: var(--primary-color);
    color: #ffffff;
}

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

.btn-success {
    background: #198754;
    color: #ffffff;
}

.btn-success:hover {
    background: #157347;
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-danger {
    background: #dc3545;
    color: #ffffff;
}

.btn-danger:hover {
    background: #bb2d3b;
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

/* Badges */
.badge {
    border-radius: 6px;
    padding: 6px 12px;
    font-weight: 500;
    font-size: 0.875rem;
}

.badge.bg-success {
    background: #198754 !important;
}

.badge.bg-danger {
    background: #dc3545 !important;
}

/* Links */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--table-stripe);
}

::-webkit-scrollbar-thumb {
    background: #adb5bd;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #6c757d;
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: #555;
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: #777;
}