/* Estilos Customizados - Sistema de Programas de Rádio */

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --dark-color: #343a40;
    --light-color: #f8f9fa;
    --border-radius: 10px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --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: #f5f7fa;
    color: #333;
    line-height: 1.6;
}

/* Navbar Customizada */
.navbar {
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.3rem;
    letter-spacing: 0.5px;
}

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

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: var(--border-radius) var(--border-radius) 0 0 !important;
    padding: 1rem 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* Botões Customizados */
.btn {
    border-radius: 8px;
    padding: 0.5rem 1.2rem;
    font-weight: 500;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 126, 0.5);
}

.btn-success {
    box-shadow: 0 4px 15px rgba(40, 167, 69, 0.3);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(40, 167, 69, 0.4);
}

.btn-danger {
    box-shadow: 0 4px 15px rgba(220, 53, 69, 0.3);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(220, 53, 69, 0.4);
}

.btn-info {
    box-shadow: 0 4px 15px rgba(23, 162, 184, 0.3);
}

.btn-info:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(23, 162, 184, 0.4);
}

/* Tabelas */
.table {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

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

.table thead th {
    border: none;
    padding: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.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;
    border-top: 1px solid #e9ecef;
}

/* Badges */
.badge {
    padding: 0.5rem 0.8rem;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.85rem;
}

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

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

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

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

/* Formulários */
.form-control, .form-select {
    border-radius: 8px;
    border: 2px solid #e9ecef;
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
    outline: none;
}

.form-label {
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.5rem;
}

/* Modal */
.modal-content {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    border-bottom: none;
    padding: 1.5rem;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
}

.modal-body {
    padding: 2rem;
}

.modal-footer {
    border-top: 1px solid #e9ecef;
    padding: 1.5rem;
}

/* Cards de Programa */
.programa-card {
    transition: var(--transition);
    height: 100%;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.programa-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

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

.programa-card .card-title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.programa-card .card-footer {
    background: #f8f9fa;
    border-top: 2px solid #e9ecef;
    padding: 1rem 1.5rem;
}

/* Página de Login */
.login-container {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.login-card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    padding: 3rem;
    max-width: 450px;
    width: 100%;
    animation: slideUp 0.5s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-card h2 {
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
}

/* Container Principal */
.container {
    padding: 2rem 1rem;
}

/* Estatísticas/Dashboard */
.stats-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
}

.stats-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.stats-card .number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0.5rem 0;
}

.stats-card .label {
    color: #6c757d;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Loading Spinner */
.spinner-border {
    width: 3rem;
    height: 3rem;
    border-width: 0.3em;
}

/* Ícones */
.bi {
    margin-right: 0.5rem;
}

/* Responsividade */
/* Botões de Pasta Customizados */
.btn-edit-pasta {
    background-color: #FFC107 !important;
    color: #000 !important;
    border: 1px solid #FFC107 !important;
    font-weight: bold !important;
    border-radius: 6px !important;
    transition: var(--transition);
}

.btn-edit-pasta:hover {
    background-color: #ffb300 !important;
    border-color: #ffb300 !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(255, 193, 7, 0.3);
}

.btn-delete-pasta {
    background-color: #DC3545 !important;
    color: #fff !important;
    border: 1px solid #DC3545 !important;
    font-weight: bold !important;
    border-radius: 6px !important;
    transition: var(--transition);
}

.btn-delete-pasta:hover {
    background-color: #c82333 !important;
    border-color: #c82333 !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(220, 53, 69, 0.3);
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .login-card {
        padding: 2rem 1.5rem;
    }
    
    .table {
        font-size: 0.9rem;
    }
    
    .btn {
        padding: 0.4rem 1rem;
        font-size: 0.9rem;
    }
    
    .accordion-button {
        font-size: 0.9rem;
        padding: 0.875rem 1rem;
    }
    
    .btn-edit-pasta, .btn-delete-pasta {
        padding: 0.35rem 0.65rem;
        font-size: 0.8rem;
    }
    
    .accordion-header .d-flex {
        flex-direction: column;
        align-items: flex-start !important;
    }
    
    .accordion-header .btn-group {
        margin-top: 0.5rem;
        width: 100%;
    }
    
    .accordion-header .btn-group .btn {
        flex: 1;
    }
}

/* Melhorias de Acessibilidade */
.btn:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Estados de Hover Melhorados */
.accordion-item:hover .accordion-button {
    background: linear-gradient(135deg, #e7f3ff, #d1ecf1);
}

/* Transições Suaves - Apenas para elementos interativos */
.btn, .badge, .card, .accordion-item, .table tbody tr, .form-control, .form-select {
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

/* Melhorias de Espaçamento */
.gap-2 {
    gap: 0.5rem !important;
}

.gap-3 {
    gap: 1rem !important;
}

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

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

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

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* Tooltips */
.tooltip {
    font-size: 0.85rem;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: #6c757d;
}

.empty-state .bi {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* Paginação */
.pagination {
    margin-top: 2rem;
}

.page-link {
    border-radius: 8px;
    margin: 0 0.25rem;
    border: 2px solid #e9ecef;
    color: var(--primary-color);
    transition: var(--transition);
}

.page-link:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.page-item.active .page-link {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-color: var(--primary-color);
}

/* Accordion Customizado */
.accordion-item {
    border: none;
    margin-bottom: 1rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    background: white;
    transition: var(--transition);
}

.accordion-item:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.accordion-button {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border: none;
    font-weight: 600;
    padding: 1.25rem 1.5rem;
    transition: var(--transition);
}

.accordion-button:not(.collapsed) {
    background: linear-gradient(135deg, #e7f3ff, #d1ecf1);
    color: #0c5460;
    box-shadow: inset 0 -2px 0 0 #17a2b8;
}

.accordion-button:focus {
    box-shadow: 0 0 0 0.25rem rgba(23, 162, 184, 0.25);
    border-color: transparent;
}

.accordion-body {
    padding: 0;
    background: white;
}

/* Programa Item */
.programa-item {
    border-left: 4px solid var(--primary-color);
    background: #fafbfc;
    transition: var(--transition);
}

.programa-item:hover {
    background: #f0f4f8;
    border-left-color: var(--secondary-color);
}

.programa-item .bg-light {
    background: linear-gradient(135deg, #ffffff, #f8f9fa) !important;
    border-bottom: 2px solid #e9ecef;
}

/* Tabela de Blocos */
.table-sm thead th {
    background: linear-gradient(135deg, #6c757d, #5a6268);
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    padding: 0.75rem;
}

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

.table-sm tbody tr:hover {
    background-color: #f8f9fa;
}

/* Botões de Ação */
.btn-group-sm .btn {
    padding: 0.35rem 0.65rem;
    font-size: 0.875rem;
    border-radius: 6px;
    transition: var(--transition);
}

.btn-group-sm .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn-info {
    background: linear-gradient(135deg, #17a2b8, #138496);
    border: none;
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, #28a745, #218838);
    border: none;
}

.btn-warning {
    background: linear-gradient(135deg, #ffc107, #e0a800);
    border: none;
    color: #000;
}

.btn-danger {
    background: linear-gradient(135deg, #dc3545, #c82333);
    border: none;
}

/* Badges Melhorados */
.badge {
    padding: 0.5rem 0.9rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.3px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.bg-primary {
    background: linear-gradient(135deg, #667eea, #764ba2) !important;
}

.bg-success {
    background: linear-gradient(135deg, #28a745, #218838) !important;
}

.bg-warning {
    background: linear-gradient(135deg, #ffc107, #ffb300) !important;
}

.bg-info {
    background: linear-gradient(135deg, #17a2b8, #138496) !important;
}

.bg-danger {
    background: linear-gradient(135deg, #dc3545, #c82333) !important;
}

.bg-secondary {
    background: linear-gradient(135deg, #6c757d, #5a6268) !important;
}

/* Navbar Melhorada */
.navbar {
    background: linear-gradient(135deg, #2c3e50, #34495e) !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.navbar .btn-outline-light {
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: var(--transition);
}

.navbar .btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

/* Container Principal */
.container {
    max-width: 1400px;
    padding: 2rem 1.5rem;
}

/* Cards de Estatísticas */
.stats-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: var(--transition);
    border-top: 4px solid var(--primary-color);
}

.stats-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* Formulários Melhorados */
.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(102, 126, 234, 0.15);
    outline: none;
    transform: translateY(-1px);
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Animações Suaves */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.accordion-collapse.show {
    animation: slideDown 0.3s ease;
}

/* Responsividade Melhorada */
@media (max-width: 992px) {
    .navbar .btn {
        font-size: 0.85rem;
        padding: 0.4rem 0.8rem;
    }
    
    .accordion-button {
        font-size: 0.95rem;
        padding: 1rem;
    }
    
    .btn-group-sm .btn {
        padding: 0.3rem 0.5rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .programa-item .d-flex {
        flex-direction: column;
        align-items: flex-start !important;
    }
    
    .programa-item .d-flex > div:last-child {
        margin-top: 1rem;
        width: 100%;
    }
    
    .btn-group {
        width: 100%;
        display: flex;
    }
    
    .btn-group .btn {
        flex: 1;
    }
}