:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --border-radius: 8px;
    --box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --box-shadow-lg: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

body {
    background-color: #f5f6fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    padding-top: 80px;
}

/* Header Styles */
.navbar-brand img {
    border-radius: 50%;
}

.navbar-nav .nav-link {
    transition: all 0.3s ease;
    border-radius: var(--border-radius);
    margin: 0 2px;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

/* Sidebar Styles */
.sidebar {
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    border: 1px solid #e9ecef;
}

.sidebar::-webkit-scrollbar {
    width: 4px;
}

.sidebar::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.sidebar::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 2px;
}

/* Button Styles */
.btn {
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    font-weight: 500;
}

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

#btnNovoEvento {
    background: linear-gradient(135deg, #28a745, #20c997);
    border: none;
    font-weight: 600;
    padding: 12px;
}

#btnNovoEvento:hover {
    background: linear-gradient(135deg, #20c997, #28a745);
}

/* Category Filter Styles */
.category-filter {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    margin-bottom: 8px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.category-filter:hover {
    background-color: #f8f9fa;
    border-color: #dee2e6;
}

.category-filter.active {
    background-color: #e7f3ff;
    border-color: var(--primary-color);
}

.category-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 8px;
    flex-shrink: 0;
}

.category-name {
    font-size: 0.875rem;
    font-weight: 500;
}

.category-count {
    margin-left: auto;
    font-size: 0.75rem;
    background-color: #6c757d;
    color: white;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

/* Stats Card */
.stats-card {
    border-top: 1px solid #e9ecef;
    padding-top: 1rem;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    font-size: 0.875rem;
}

.stat-label {
    color: #6c757d;
}

.stat-value {
    font-weight: 600;
    color: var(--primary-color);
}

/* Content Views */
.content-view {
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Calendar Styles */
#calendar {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.fc-toolbar {
    background-color: #f8f9fa;
    padding: 1rem;
    border-bottom: 1px solid #dee2e6;
}

.fc-toolbar-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark-color);
}

.fc-button {
    border-radius: var(--border-radius) !important;
    border: none !important;
    background-color: var(--primary-color) !important;
    transition: all 0.3s ease !important;
}

.fc-button:hover {
    background-color: #0b5ed7 !important;
    transform: translateY(-1px);
}

.fc-button:disabled {
    opacity: 0.6 !important;
}

.fc-event {
    border-radius: 4px !important;
    border: none !important;
    padding: 2px 4px !important;
    font-size: 0.75rem !important;
    font-weight: 500 !important;
    cursor: pointer !important;
    transition: all 0.2s ease !important;
}

.fc-event:hover {
    transform: scale(1.02) !important;
    box-shadow: var(--box-shadow-lg) !important;
}

.fc-daygrid-day {
    transition: background-color 0.2s ease;
}

.fc-daygrid-day:hover {
    background-color: #f8f9fa;
}

.fc-day-today {
    background-color: #fff3cd !important;
}

/* Event List Styles */
.event-card {
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.event-card:hover {
    box-shadow: var(--box-shadow-lg);
    transform: translateY(-2px);
    border-color: var(--primary-color);
}

.event-header {
    padding: 1rem;
    border-bottom: 1px solid #f8f9fa;
    display: flex;
    justify-content: between;
    align-items: center;
}

.event-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
    color: var(--dark-color);
}

.event-datetime {
    font-size: 0.875rem;
    color: var(--secondary-color);
    margin-top: 4px;
}

.event-category {
    display: inline-flex;
    align-items: center;
    font-size: 0.75rem;
    font-weight: 500;
    padding: 4px 8px;
    border-radius: 12px;
    color: white;
}

.event-status {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 4px 8px;
    border-radius: 12px;
    text-transform: uppercase;
}

.status-agendado { background-color: #6c757d; color: white; }
.status-confirmado { background-color: #0dcaf0; color: white; }
.status-realizado { background-color: #198754; color: white; }
.status-cancelado { background-color: #dc3545; color: white; }

.event-body {
    padding: 1rem;
}

.event-description {
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.event-details {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--secondary-color);
}

.event-detail {
    display: flex;
    align-items: center;
}

.event-detail i {
    margin-right: 4px;
    width: 16px;
}

/* Modal Styles */
.modal-content {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: var(--box-shadow-lg);
}

.modal-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.modal-title {
    font-weight: 600;
    color: var(--dark-color);
}

.form-control, .form-select {
    border-radius: var(--border-radius);
    border: 1px solid #ced4da;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.form-label {
    font-weight: 500;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }
    
    .sidebar {
        position: static;
        margin-bottom: 1rem;
    }
    
    .navbar-brand div {
        display: none;
    }
    
    .navbar-brand img {
        height: 30px;
    }
    
    .fc-toolbar {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .fc-toolbar-title {
        font-size: 1.2rem;
    }
    
    .event-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .event-details {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .modal-dialog {
        margin: 0.5rem;
    }
}

@media (max-width: 576px) {
    .container-fluid {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
    
    .sidebar {
        padding: 1rem;
    }
    
    .btn-group .btn {
        font-size: 0.75rem;
        padding: 0.25rem 0.5rem;
    }
    
    .fc-event {
        font-size: 0.65rem !important;
    }
}

/* Print Styles */
@media print {
    .navbar, .sidebar, .modal, .loading-overlay {
        display: none !important;
    }
    
    body {
        padding-top: 0;
        background: white;
    }
    
    .content-view {
        box-shadow: none !important;
        border: none !important;
    }
    
    .event-card {
        break-inside: avoid;
        box-shadow: none !important;
        border: 1px solid #ccc !important;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Animations */
.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

.slide-up {
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Utility Classes */
.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.cursor-pointer {
    cursor: pointer;
}

.border-start-primary {
    border-left: 4px solid var(--primary-color) !important;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-color), #0b5ed7);
}

.shadow-hover {
    transition: box-shadow 0.3s ease;
}

.shadow-hover:hover {
    box-shadow: var(--box-shadow-lg) !important;
}