/* Responsive Design */

/* Tablet (768px - 1024px) */
@media (max-width: 1024px) {
    :root {
        --sidebar-width: 240px;
        --spacing-2xl: 2rem;
        --spacing-3xl: 3rem;
    }
    
    .header-content {
        padding: 0 var(--spacing-md);
        gap: var(--spacing-md);
    }
    
    .header-title {
        font-size: 1.3rem;
    }
    
    .search-container {
        max-width: 250px;
    }
    
    .main-content {
        padding: var(--spacing-xl);
        max-width: calc(100% - var(--sidebar-width));
    }
    
    .content-section h2 {
        font-size: 1.75rem;
    }
    
    .content-section h3 {
        font-size: 1.3rem;
    }
    
    /* Tabelas em tablet */
    .table-container {
        overflow-x: auto;
    }
    
    .data-table {
        min-width: 600px;
    }
    
    .table-filters {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-group {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
    
    /* Timeline em tablet */
    .timeline-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .timeline-filter {
        justify-content: center;
    }
    
    .timeline-legend {
        flex-direction: column;
        align-items: center;
    }
}

/* Mobile (< 768px) */
@media (max-width: 768px) {
    :root {
        --sidebar-width: 100%;
        --header-height: 70px;
        --spacing-lg: 1rem;
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
        --spacing-3xl: 2.5rem;
    }
    
    /* Header mobile */
    .header-content {
        padding: 0 var(--spacing-md);
        gap: var(--spacing-sm);
    }
    
    .header-title {
        font-size: 1.1rem;
        flex: 1;
    }
    
    .header-subtitle {
        display: block;
        font-size: 0.75rem;
    }
    
    .search-container {
        display: none;
    }
    
    .chronology-toggle {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    /* Sidebar mobile */
    .sidebar {
        transform: translateX(-100%);
        width: 100%;
        z-index: 1500;
        box-shadow: var(--shadow-heavy);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .sidebar-content {
        padding: var(--spacing-md);
    }
    
    .nav-submenu {
        margin-left: var(--spacing-sm);
    }
    
    /* Main content mobile */
    .main-content {
        margin-left: 0;
        padding: var(--spacing-md);
        max-width: 100%;
    }
    
    .content-section {
        margin-bottom: var(--spacing-2xl);
    }
    
    .content-section h2 {
        font-size: 1.5rem;
        margin-bottom: var(--spacing-md);
    }
    
    .content-section h3 {
        font-size: 1.2rem;
        margin: var(--spacing-lg) 0 var(--spacing-sm) 0;
    }
    
    .content-section p {
        text-align: left;
        margin-bottom: var(--spacing-sm);
    }
    
    /* Note box mobile */
    .note-box {
        padding: var(--spacing-md);
        margin: var(--spacing-lg) 0;
    }
    
    .note-box h3 {
        margin: 0 0 var(--spacing-sm) var(--spacing-lg);
        font-size: 1rem;
    }
    
    .note-box p {
        margin: 0 0 0 var(--spacing-lg);
    }
    
    /* Differences mobile */
    .difference-item {
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-md);
    }
    
    .difference-item h3 {
        font-size: 1rem;
        margin-bottom: var(--spacing-sm);
    }
    
    /* Tabelas mobile */
    .table-container {
        margin: var(--spacing-lg) 0;
        border-radius: 8px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .data-table {
        min-width: 500px;
        font-size: 0.8rem;
    }
    
    .data-table thead th {
        padding: var(--spacing-md) var(--spacing-sm);
        font-size: 0.75rem;
    }
    
    .data-table tbody td {
        padding: var(--spacing-sm);
        line-height: 1.4;
    }
    
    .table-filters {
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
    }
    
    .filter-group {
        width: 100%;
    }
    
    .filter-select,
    .filter-input {
        width: 100%;
    }
    
    .table-export {
        flex-direction: column;
    }
    
    .export-btn {
        justify-content: center;
    }
    
    .table-pagination {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .pagination-controls {
        justify-content: center;
    }
    
    /* Timeline mobile */
    .timeline-container {
        padding: var(--spacing-md);
        margin: var(--spacing-lg) 0;
    }
    
    .timeline-header {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }
    
    .timeline-title {
        font-size: 1.3rem;
        margin-bottom: var(--spacing-md);
    }
    
    .timeline-controls {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .timeline-filter {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .timeline-filter-btn {
        padding: var(--spacing-sm);
        font-size: 0.8rem;
    }
    
    .timeline-zoom {
        justify-content: center;
    }
    
    .timeline {
        padding: var(--spacing-md);
        min-height: 300px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .timeline-events {
        min-height: 150px;
    }
    
    .event-card {
        min-width: 150px;
        max-width: 180px;
        padding: var(--spacing-sm);
    }
    
    .event-title {
        font-size: 0.8rem;
    }
    
    .event-date {
        font-size: 0.7rem;
    }
    
    .event-description {
        font-size: 0.75rem;
    }
    
    .timeline-legend {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .timeline-navigation {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .timeline-nav-btn {
        padding: var(--spacing-md);
    }
    
    /* Modal mobile */
    .modal-content {
        margin: 5% auto;
        padding: var(--spacing-lg);
        width: 95%;
        max-height: 90vh;
        overflow-y: auto;
    }
    
    /* Back to top mobile */
    .back-to-top {
        bottom: var(--spacing-lg);
        right: var(--spacing-lg);
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }
    
    /* Search mobile */
    .search-container.mobile {
        display: flex;
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--bg-primary);
        border-bottom: 1px solid var(--border-color);
        padding: var(--spacing-md);
        z-index: 1000;
        transform: translateY(-100%);
        transition: transform 0.3s ease;
    }
    
    .search-container.mobile.open {
        transform: translateY(0);
    }
    
    .search-container.mobile .search-input {
        color: var(--text-primary);
        background: var(--bg-secondary);
        border: 1px solid var(--border-color);
        border-radius: 6px;
    }
    
    .search-container.mobile .search-input::placeholder {
        color: var(--text-secondary);
    }
    
    .search-container.mobile .search-btn {
        color: var(--text-primary);
    }
    
    /* Overlay para sidebar mobile */
    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1400;
        backdrop-filter: blur(2px);
    }
    
    .sidebar-overlay.active {
        display: block;
    }
    
    /* Ajustes de texto mobile */
    .ref-link {
        padding: 2px 4px;
        font-size: 0.9em;
    }
    
    .references-list {
        font-size: 0.8rem;
    }
    
    .reference-item {
        padding: var(--spacing-sm);
        margin-bottom: var(--spacing-sm);
    }
    
    .reference-url {
        word-break: break-all;
        font-size: 0.75rem;
    }
    
    /* Melhorias de toque */
    .nav-link,
    .filter-button,
    .timeline-filter-btn,
    .pagination-btn,
    .export-btn {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Scroll suave em mobile */
    .table-container,
    .timeline {
        scroll-behavior: smooth;
    }
}

/* Mobile pequeno (< 480px) */
@media (max-width: 480px) {
    :root {
        --spacing-md: 0.75rem;
        --spacing-lg: 1rem;
        --spacing-xl: 1.25rem;
    }
    
    .header-title {
        font-size: 1rem;
    }
    
    .content-section h2 {
        font-size: 1.3rem;
    }
    
    .content-section h3 {
        font-size: 1.1rem;
    }
    
    .data-table {
        min-width: 400px;
        font-size: 0.75rem;
    }
    
    .data-table thead th {
        padding: var(--spacing-sm);
        font-size: 0.7rem;
    }
    
    .data-table tbody td {
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .event-card {
        min-width: 120px;
        max-width: 150px;
    }
    
    .event-title {
        font-size: 0.75rem;
    }
    
    .event-description {
        font-size: 0.7rem;
    }
    
    .modal-content {
        padding: var(--spacing-md);
        width: 98%;
    }
}

/* Landscape mobile */
@media (max-width: 768px) and (orientation: landscape) {
    .timeline {
        min-height: 250px;
    }
    
    .timeline-events {
        min-height: 120px;
    }
    
    .modal-content {
        margin: 2% auto;
        max-height: 96vh;
    }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .event-marker,
    .legend-marker {
        border-width: 1px;
    }
    
    .timeline-axis {
        height: 1px;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .content-section {
        opacity: 1;
        transform: none;
        animation: none;
    }
    
    .timeline-event {
        opacity: 1;
        animation: none;
    }
}

/* Dark mode support (preparação para futuro) */
@media (prefers-color-scheme: dark) {
    /* Será implementado se necessário */
}

/* Print adjustments */
@media print {
    .timeline-container {
        break-inside: avoid;
        page-break-inside: avoid;
    }
    
    .table-container {
        break-inside: avoid;
        page-break-inside: avoid;
    }
    
    .difference-item {
        break-inside: avoid;
        page-break-inside: avoid;
    }
    
    .content-section {
        break-after: auto;
        page-break-after: auto;
    }
}