/**
 * Main Stylesheet
 * 
 * Path: /assets/css/style.css
 */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #475569;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    --light: #f8fafc;
    --dark: #1e293b;
    --body-bg: #f1f5f9;
    --card-bg: #ffffff;
    --border-radius: 0.375rem;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --transition: all 0.2s ease-in-out;
    --font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* Base Styles */
body {
    font-family: var(--font-family);
    background-color: var(--body-bg);
    color: var(--dark);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1 0 auto;
}

.footer {
    flex-shrink: 0;
}

/* Skip Link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: white;
    padding: 8px;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Navbar Customization */
.navbar-dark.bg-primary {
    background-color: var(--primary) !important;
}

.navbar-brand img {
    max-height: 40px;
}

/* Card Styles */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.card:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.card-header {
    background-color: rgba(0, 0, 0, 0.03);
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
    padding: 1rem 1.25rem;
    font-weight: 500;
}

.card-body {
    padding: 1.25rem;
}

/* Dashboard Widgets */
.dashboard-widget {
    transition: var(--transition);
}

.dashboard-widget:hover {
    transform: translateY(-5px);
}

.widget-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: var(--transition);
}

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

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

/* Tables */
.table {
    --bs-table-bg: transparent;
    --bs-table-striped-bg: rgba(0, 0, 0, 0.02);
    border-color: #e2e8f0;
}

.table th {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

.table-responsive {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    background-color: var(--card-bg);
}

/* Forms */
.form-control, .form-select {
    border-radius: var(--border-radius);
    border-color: #e2e8f0;
    padding: 0.5rem 0.75rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.25rem rgba(37, 99, 235, 0.25);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* Login Page */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary);
    background-image: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    /* Zentrierung hinzufügen */
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo img {
    max-width: 200px;
    height: auto;
}

/* DataTables Customization */
.dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: var(--primary);
    border-color: var(--primary);
    color: white !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    color: white !important;
}

/* Interactive Tables */
.editable-cell {
    cursor: pointer;
    position: relative;
}

.editable-cell:hover {
    background-color: rgba(59, 130, 246, 0.1);
}

.editable-cell:focus {
    outline: 2px solid var(--primary);
    outline-offset: -2px;
}

.editable-cell::after {
    content: "\f303";
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0;
    transition: var(--transition);
    font-size: 0.8rem;
    color: var(--primary);
}

.editable-cell:hover::after {
    opacity: 1;
}

/* Responsive adjustments */
@media (max-width: 767.98px) {
    .card-header {
        padding: 0.75rem 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .table {
        font-size: 0.875rem;
    }
    
    .widget-icon {
        font-size: 1.5rem;
    }
}

/* Custom Tooltips */
.custom-tooltip {
    position: relative;
    display: inline-block;
}

.custom-tooltip .tooltip-text {
    visibility: hidden;
    width: 120px;
    background-color: var(--dark);
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 5px;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    margin-left: -60px;
    opacity: 0;
    transition: opacity 0.3s;
}

.custom-tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* Status badges */
.status-badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 50rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge-success {
    background-color: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.status-badge-danger {
    background-color: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.status-badge-warning {
    background-color: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.status-badge-info {
    background-color: rgba(59, 130, 246, 0.2);
    color: var(--info);
}

/* Calendar Styling */
.calendar-container {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 1rem;
}

.fc-toolbar-title {
    font-size: 1.25rem !important;
}

.fc-today-button, .fc-button {
    background-color: var(--primary) !important;
    border-color: var(--primary) !important;
}

.fc-day-today {
    background-color: rgba(246, 202, 59, 0.151) !important;
}

.fc-event {
    cursor: pointer;
    border-radius: 4px !important;
}

/* Überschreiben der Standard-Umrandung und Hintergrundfarbe für ganztägige Ereignisse */
.fc-daygrid-event.fc-daygrid-block-event {
}

/* Loading Spinner */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top-color: var(--primary);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Page transitions */
.page-transition {
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}