/* SISTEMA AUDIOVISUAL - CSS OTIMIZADO */

:root {
    --bg-main: #121212;
    --bg-surface: #1e1e1e;
    --bg-surface-2: #252525;
    --accent: #ff6600;
    --accent-hover: #e55b00;
    --accent-light: rgba(255, 102, 0, 0.15);
    --text-primary: #f5f5f5;
    --text-secondary: #a0a0a0;
    --border: #333333;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    --sidebar-width: 260px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    /* REMOVIDO: overflow-x: hidden - causava travamentos */
}

/* LOGIN & SETUP */
.login-page, .setup-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: linear-gradient(135deg, #121212 0%, #1e1e1e 100%);
}

.login-container, .setup-container { 
    width: 100%; 
    max-width: 420px; 
}

.login-card, .setup-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px 24px;
    box-shadow: var(--shadow);
}

.logo-icon {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 16px;
    display: block;
}

.login-header h1, .setup-header h1 {
    color: var(--accent);
    font-size: 1.5rem;
    text-align: center;
    margin-bottom: 8px;
}

.login-header p, .setup-header p {
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 24px;
}

/* APP LAYOUT */
.app { 
    display: flex; 
    min-height: 100vh;
}

/* MENU HAMBÚRGUER */
.menu-toggle {
    display: none;
    position: fixed;
    top: 16px;
    left: 16px;
    z-index: 1001;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    width: 48px;
    height: 48px;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: var(--shadow);
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.menu-toggle:hover {
    background: var(--accent-hover);
    transform: scale(1.05);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 99;
    opacity: 0;
    transition: opacity 0.3s;
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

/* SIDEBAR */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-surface);
    border-right: 1px solid var(--border);
    padding: 20px;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    overflow-x: hidden;
    transition: transform 0.3s ease;
    z-index: 100;
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.sidebar-header .logo-icon { 
    font-size: 2rem; 
    margin: 0; 
}

.sidebar-header h2 { 
    color: var(--accent); 
    font-size: 1.2rem; 
}

.nav-menu { 
    display: flex; 
    flex-direction: column; 
    gap: 4px;
    flex: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all 0.3s;
    white-space: nowrap;
}

.nav-item:hover, .nav-item.active {
    background: var(--accent-light);
    color: var(--accent);
}

.nav-icon {
    font-size: 1.2rem;
    width: 24px;
    text-align: center;
}

.user-info {
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

.user-details { 
    flex: 1; 
    min-width: 0; 
    overflow: hidden;
}

.user-details .name { 
    font-weight: 600; 
    font-size: 0.9rem; 
    overflow: hidden; 
    text-overflow: ellipsis; 
    white-space: nowrap; 
}

.user-details .role { 
    font-size: 0.75rem; 
    color: var(--text-secondary); 
}

.btn-logout {
    display: block;
    width: 100%;
    padding: 8px;
    background: var(--border);
    color: var(--text-primary);
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius-sm);
    margin-top: 12px;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn-logout:hover { 
    background: var(--danger); 
}

/* MAIN CONTENT */
.main {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 24px;
    min-height: 100vh;
    overflow-x: hidden;
}

.header { 
    margin-bottom: 24px; 
}

.header h1 { 
    font-size: 1.8rem; 
    margin-bottom: 4px; 
}

.header p { 
    color: var(--text-secondary); 
}

/* STATS GRID */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: transform 0.3s, border-color 0.3s;
}

.stat-card:hover { 
    transform: translateY(-2px); 
    border-color: var(--accent); 
}

.stat-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    flex-shrink: 0;
}

.stat-info h3 { 
    font-size: 1.5rem; 
    margin-bottom: 4px; 
}

.stat-info p { 
    color: var(--text-secondary); 
    font-size: 0.85rem; 
}

/* CARDS */
.card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
}

.card h2 { 
    color: var(--accent); 
    margin-bottom: 20px; 
    font-size: 1.3rem; 
}

/* FORMS */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.form-group { 
    margin-bottom: 16px; 
}

.form-group label { 
    display: block; 
    color: var(--text-secondary); 
    margin-bottom: 8px; 
    font-size: 0.9rem; 
}

.form-group input, 
.form-group select, 
.form-group textarea {
    width: 100%;
    padding: 12px;
    background: var(--bg-main);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s;
}

.form-group input:focus, 
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    white-space: nowrap;
}

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

.btn-primary:hover { 
    background: var(--accent-hover); 
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 102, 0, 0.3);
}

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

.btn-secondary:hover { 
    background: #444; 
}

.btn-success { 
    background: var(--success); 
    color: white; 
}

.btn-danger { 
    background: var(--danger); 
    color: white; 
}

.btn-block { 
    width: 100%; 
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: var(--bg-surface-2);
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 1rem;
}

.btn-icon:hover { 
    transform: scale(1.1); 
}

/* TABLES */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    -webkit-overflow-scrolling: touch;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    min-width: 600px;
}

.data-table thead { 
    background: var(--bg-surface-2); 
}

.data-table th {
    padding: 12px;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.75rem;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.data-table td { 
    padding: 12px; 
    border-bottom: 1px solid var(--border); 
}

.data-table tbody tr { 
    transition: background 0.3s; 
}

.data-table tbody tr:hover { 
    background: var(--bg-surface-2); 
}

.data-table tbody tr:last-child td { 
    border-bottom: none; 
}

/* BADGES */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.badge-success { 
    background: rgba(34, 197, 94, 0.15); 
    color: var(--success); 
}

.badge-warning { 
    background: rgba(245, 158, 11, 0.15); 
    color: var(--warning); 
}

.badge-danger { 
    background: rgba(239, 68, 68, 0.15); 
    color: var(--danger); 
}

.badge-info { 
    background: rgba(59, 130, 246, 0.15); 
    color: var(--info); 
}

.badge-categoria { 
    background: var(--accent-light); 
    color: var(--accent); 
}

/* ALERTS */
.alert { 
    padding: 16px; 
    border-radius: var(--radius-sm); 
    margin-bottom: 20px; 
    border-left: 4px solid; 
}

.alert-success { 
    background: rgba(34, 197, 94, 0.1); 
    border-color: var(--success); 
    color: var(--success); 
}

.alert-error { 
    background: rgba(239, 68, 68, 0.1); 
    border-color: var(--danger); 
    color: var(--danger); 
}

.alert-warning { 
    background: rgba(245, 158, 11, 0.1); 
    border-color: var(--warning); 
    color: var(--warning); 
}

/* PAGINATION */
.paginacao {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.paginacao a, 
.paginacao span {
    padding: 10px 16px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s;
}

.paginacao a:hover { 
    background: var(--accent); 
    border-color: var(--accent); 
}

.pag-info { 
    color: var(--text-secondary); 
}

/* MODALS */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow-y: auto;
}

.modal-content {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow);
    animation: modalSlideIn 0.3s ease;
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
}

.modal-header h2 { 
    color: var(--accent); 
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
    transition: color 0.3s;
    padding: 0;
    width: 40px;
    height: 40px;
}

.modal-close:hover { 
    color: var(--danger); 
}

.modal-body { 
    padding: 24px; 
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 20px 24px;
    border-top: 1px solid var(--border);
}

/* CHARTS */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.chart-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    position: relative;
    height: 350px;
}

.chart-card h2 { 
    color: var(--accent); 
    margin-bottom: 20px; 
}

.chart-container {
    position: relative;
    height: calc(100% - 60px);
}

/* TOTAL */
.total-destaque {
    background: linear-gradient(135deg, var(--accent-light), transparent);
    border: 2px solid var(--accent);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
    text-align: center;
}

.total-destaque p { 
    color: var(--text-secondary); 
    margin-bottom: 8px; 
}

.total-destaque h3 { 
    font-size: 2rem; 
    color: var(--accent); 
}

/* FILTROS */
.filtros-form { 
    margin-bottom: 20px; 
}

.filtros-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    align-items: end;
}

/* UTILS */
.text-center { text-align: center; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }

/* SCROLLBAR */
::-webkit-scrollbar { 
    width: 8px; 
    height: 8px; 
}

::-webkit-scrollbar-track { 
    background: var(--bg-main); 
}

::-webkit-scrollbar-thumb { 
    background: var(--border); 
    border-radius: 4px; 
}

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

/* RESPONSIVO - TABLET (768px) */
@media (max-width: 768px) {
    html { 
        font-size: 15px; 
    }
    
    .menu-toggle { 
        display: flex; 
    }
    
    .sidebar { 
        transform: translateX(-100%);
    }
    
    .sidebar.active { 
        transform: translateX(0); 
    }
    
    .main { 
        margin-left: 0; 
        padding: 80px 16px 24px; 
    }
    
    .header h1 { 
        font-size: 1.5rem; 
    }
    
    .stats-grid { 
        grid-template-columns: repeat(2, 1fr); 
        gap: 12px;
    }
    
    .stat-card { 
        padding: 16px; 
    }
    
    .stat-icon { 
        width: 48px; 
        height: 48px; 
    }
    
    .stat-info h3 { 
        font-size: 1.2rem; 
    }
    
    .card { 
        padding: 20px; 
    }
    
    .form-grid { 
        grid-template-columns: 1fr; 
    }
    
    .charts-grid { 
        grid-template-columns: 1fr; 
    }
    
    .chart-card {
        height: 300px;
    }
    
    .modal-content { 
        max-width: 100%; 
        max-height: 95vh; 
    }
    
    .modal-header, 
    .modal-body, 
    .modal-footer { 
        padding: 16px; 
    }
    
    .user-info {
        flex-direction: column;
        text-align: center;
    }
    
    .data-table {
        font-size: 0.85rem;
    }
}

/* RESPONSIVO - MOBILE (480px) */
@media (max-width: 480px) {
    html { 
        font-size: 14px; 
    }
    
    .login-card, 
    .setup-card { 
        padding: 24px 20px; 
    }
    
    .main { 
        padding: 70px 12px 20px; 
    }
    
    .header h1 { 
        font-size: 1.3rem; 
    }
    
    .stats-grid { 
        grid-template-columns: 1fr; 
    }
    
    .stat-card { 
        flex-direction: row; 
        text-align: left; 
        padding: 14px; 
    }
    
    .stat-icon { 
        width: 44px; 
        height: 44px; 
    }
    
    .stat-info h3 { 
        font-size: 1.1rem; 
    }
    
    .stat-info p { 
        font-size: 0.75rem; 
    }
    
    .card { 
        padding: 16px; 
        margin-bottom: 16px; 
    }
    
    .card h2 { 
        font-size: 1rem; 
    }
    
    .form-group { 
        margin-bottom: 12px; 
    }
    
    .form-group input, 
    .form-group select { 
        padding: 10px; 
    }
    
    .btn { 
        padding: 10px 18px; 
        font-size: 0.9rem; 
    }
    
    .data-table th, 
    .data-table td { 
        padding: 10px 8px; 
    }
    
    .badge { 
        padding: 3px 8px; 
        font-size: 0.7rem; 
    }
    
    .paginacao { 
        gap: 8px; 
    }
    
    .paginacao a, 
    .paginacao span { 
        padding: 8px 12px; 
    }
    
    .total-destaque h3 { 
        font-size: 1.5rem; 
    }
    
    .modal { 
        padding: 10px; 
    }
    
    .modal-header h2 { 
        font-size: 1.1rem; 
    }
    
    .chart-card {
        height: 280px;
        padding: 16px;
    }
    
    .modal-footer {
        flex-direction: column;
    }
    
    .modal-footer .btn {
        width: 100%;
    }
}

/* RESPONSIVO - MOBILE PEQUENO (360px) */
@media (max-width: 360px) {
    .stats-grid { 
        grid-template-columns: 1fr; 
    }
    
    .filtros-grid { 
        grid-template-columns: 1fr; 
    }
}