/* Estilos Globais */
: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: 15px;
    --box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
    line-height: 1.6;
}

/* Navbar Customizations */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border-bottom: 3px solid var(--primary-color);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
}

.navbar-nav .nav-link {
    font-weight: 500;
    transition: var(--transition);
}

.navbar-nav .nav-link:hover {
    transform: translateY(-1px);
}

/* Card Customizations */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    overflow: hidden;
}

.card:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.card-header {
    border-bottom: none;
    font-weight: 600;
    padding: 1.25rem;
}

.card-body {
    padding: 1.5rem;
}

/* Button Customizations */
.btn {
    border-radius: 25px;
    font-weight: 500;
    padding: 0.5rem 1.5rem;
    transition: var(--transition);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.btn-success {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
}

.btn-danger {
    background: linear-gradient(135deg, #ff416c 0%, #ff4b2b 100%);
}

.btn-warning {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.btn-info {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

/* Form Customizations */
.form-control {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    padding: 0.75rem 1rem;
    transition: var(--transition);
    font-size: 0.95rem;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
    transform: translateY(-1px);
}

.form-select {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.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: 600;
    color: #495057;
    margin-bottom: 0.5rem;
}

/* Table Customizations */
.table {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.table thead th {
    background-color: #f8f9fa;
    border-bottom: 2px solid #dee2e6;
    font-weight: 600;
    color: #495057;
    padding: 1rem;
}

.table tbody tr {
    transition: var(--transition);
}

.table tbody tr:hover {
    background-color: #f8f9fa;
    transform: scale(1.01);
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
}

/* Badge Customizations */
.badge {
    font-size: 0.75em;
    padding: 0.5em 0.75em;
    border-radius: 20px;
    font-weight: 500;
}

/* Alert Customizations */
.alert {
    border: none;
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--box-shadow);
}

.alert-success {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
}

.alert-danger {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
}

.alert-warning {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    color: #856404;
}

.alert-info {
    background: linear-gradient(135deg, #d1ecf1 0%, #bee5eb 100%);
    color: #0c5460;
}

/* Modal Customizations */
.modal-content {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

.modal-header {
    border-bottom: none;
    padding: 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: none;
    padding: 1.5rem;
}

/* Feature Icons */
.feature-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 1rem;
    transition: var(--transition);
}

.feature-icon:hover {
    transform: scale(1.1) rotate(5deg);
}

/* Hover Effects */
.hover-card {
    transition: var(--transition);
    cursor: pointer;
}

.hover-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175) !important;
}

/* Avatar */
.avatar-sm {
    width: 32px;
    height: 32px;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

/* Gradient Backgrounds */
.bg-gradient-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.bg-gradient-success {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
}

.bg-gradient-danger {
    background: linear-gradient(135deg, #ff416c 0%, #ff4b2b 100%);
}

.bg-gradient-warning {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.bg-gradient-info {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .card-body {
        padding: 1rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
    }
    
    .table-responsive {
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    .container-fluid {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .card-header h5 {
        font-size: 1rem;
    }
    
    .btn-group .btn {
        padding: 0.25rem 0.5rem;
        font-size: 0.8rem;
    }
}

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 10px;
}

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

/* Utility Classes */
.text-shadow {
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.border-radius-lg {
    border-radius: var(--border-radius) !important;
}

.shadow-lg {
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175) !important;
}

.transition {
    transition: var(--transition);
}

/* Print Styles */
@media print {
    .navbar,
    .btn,
    .modal {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #dee2e6;
    }
}