/**
 * Academic Journal Theme - Mobile Responsive Styles
 * Ensures optimal viewing on all devices
 * OJS 3.5.x Compatible
 */

/* ========================================
   Tablet Styles (768px - 1024px)
   ======================================== */
@media (max-width: 1024px) {
    .pkp_structure_head {
        min-height: 700px;
    }

    .aj_top_bar_inner {
        flex-direction: column;
        align-items: stretch;
        padding-top: var(--aj-spacing-sm);
        padding-bottom: var(--aj-spacing-sm);
    }

    .aj_top_left,
    .aj_top_right {
        justify-content: center;
        flex-wrap: wrap;
    }

    .pkp_structure_content {
        grid-template-columns: 1fr 250px;
        gap: var(--aj-spacing-lg);
        padding: var(--aj-spacing-xl) var(--aj-spacing-md);
    }
    
    .aj-hero-banner h1 {
        font-size: 2.5rem;
    }
    
    .aj-hero-banner p {
        font-size: 1.125rem;
    }
}

/* ========================================
   Mobile Styles (max-width: 768px)
   ======================================== */
@media (max-width: 768px) {
    .pkp_structure_head {
        min-height: 640px;
    }

    /* Hamburger Toggle */
    .pkp_site_name_wrapper {
        justify-content: space-between;
        gap: var(--aj-spacing-md);
        width: 100%;
    }

    .aj-mobile-menu-toggle {
        order: 3;
        margin-left: auto;
        align-self: center;
        position: relative;
        z-index: 40;
        background: transparent;
        border: 0;
        cursor: pointer;
        display: inline-flex;
        flex-direction: column;
        justify-content: center;
        gap: 5px;
        height: 44px;
        width: 44px;
        min-width: 44px;
        padding: 10px;
        border-radius: var(--aj-radius-md);
        flex-shrink: 0;
        -webkit-tap-highlight-color: transparent;
        pointer-events: auto;
    }

    .pkp_site_name {
        order: 1;
        flex: 1 1 auto;
        min-width: 0;
    }

    .pkp_site_name img {
        max-height: 56px !important;
        max-width: calc(100% - 60px);
        width: auto;
    }

    .aj-mobile-menu-toggle:hover,
    .aj-mobile-menu-toggle:focus-visible {
        background: rgba(255, 255, 255, 0.12);
        outline: none;
    }

    .aj-mobile-menu-toggle .aj-menu-toggle-bar {
        display: block;
        background: #ffffff;
        border-radius: 2px;
        height: 2px;
        width: 100%;
        transition: transform 0.25s ease, opacity 0.25s ease;
    }

    .aj-mobile-menu-toggle[aria-expanded="true"] .aj-menu-toggle-bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .aj-mobile-menu-toggle[aria-expanded="true"] .aj-menu-toggle-bar:nth-child(2) {
        opacity: 0;
    }

    .aj-mobile-menu-toggle[aria-expanded="true"] .aj-menu-toggle-bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .aj-screen-reader-text {
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip: rect(0 0 0 0);
        white-space: nowrap;
    }

    /* Layout Adjustments */
    .pkp_structure_content,
    .pkp_structure_content.has_sidebar {
        grid-template-columns: 1fr;
        padding: var(--aj-spacing-lg) var(--aj-spacing-md);
    }
    
    .pkp_structure_sidebar {
        width: 100% !important;
        max-width: 100% !important;
        position: static;
        margin-top: var(--aj-spacing-xl);
    }
    
    /* Header & Navigation */
    .pkp_head_wrapper,
    .pkp_head_content {
        flex-direction: column;
        align-items: stretch;
        gap: var(--aj-spacing-md);
        padding: var(--aj-spacing-md);
    }

    .pkp_navigation_primary_row,
    .pkp_navigation_primary_wrapper {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
    }

    .pkp_navigation_user_wrapper {
        margin-left: 0;
    }

    .pkp_navigation_user {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .pkp_navigation_primary {
        flex-direction: column;
        gap: var(--aj-spacing-sm);
        width: 100%;
    }
    
    .pkp_navigation_primary li {
        width: 100%;
    }
    
    .pkp_navigation_primary li a {
        display: block;
        width: 100%;
        text-align: center;
    }

    /* Stack submenus inline on mobile; collapsed by default, expand when parent li.open */
    .pkp_navigation_primary li > ul,
    .pkp_navigation_primary .sub_menu,
    .pkp_navigation_primary .child_menu,
    .pkp_navigation_primary .dropdown-menu {
        position: static !important;
        top: auto !important;
        left: auto !important;
        visibility: hidden !important;
        opacity: 0 !important;
        pointer-events: none !important;
        transform: none !important;
        z-index: auto !important;
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
        height: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
        background: rgba(15, 23, 42, 0.98) !important;
        border: 0 !important;
        border-radius: 10px !important;
        box-shadow: none !important;
        transition: opacity 180ms ease, visibility 180ms ease !important;
    }

    .pkp_navigation_primary li.open > ul,
    .pkp_navigation_primary li:focus-within > ul {
        visibility: visible !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        height: auto !important;
        margin: 0.4rem 0 0 !important;
        padding: 0.25rem 0 !important;
    }

    .pkp_navigation_primary li > ul li {
        display: block !important;
    }

    .pkp_navigation_primary li > ul li a {
        padding: 0.45rem 0.5rem;
        font-size: 0.92rem;
        opacity: 0.92;
    }

    .pkp_navigation_primary > li:has(> ul) > a::after {
        margin-left: auto !important;
    }

    .pkp_navigation_primary li.open > a::after {
        transform: rotate(180deg) !important;
    }
    
    /* Hero Banner */
    .aj-hero-banner {
        min-height: 520px;
        padding: 5rem var(--aj-spacing-md) 7rem;
    }
    
    .aj-hero-banner h1,
    .aj-hero-banner h2 {
        font-size: 2rem;
    }
    
    .aj-hero-banner p {
        font-size: 1rem;
    }
    
    /* Typography */
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    h4 { font-size: 1.25rem; }
    h5 { font-size: 1.125rem; }
    h6 { font-size: 1rem; }
    
    /* Article Cards */
    .obj_article_summary {
        padding: var(--aj-spacing-md);
    }
    
    .obj_article_summary .galleys_links {
        flex-direction: column;
    }
    
    .obj_article_summary .galleys_links a {
        width: 100%;
        text-align: center;
    }
    
    /* Buttons */
    .btn-primary,
    .cmp_button,
    .obj_galley_link,
    .btn-secondary {
        width: 100%;
        text-align: center;
    }
    
    /* Footer */
    .aj_footer_inner {
        padding-top: 2rem;
    }

    .aj_footer_grid {
        grid-template-columns: 1fr;
        gap: 1.15rem;
        padding-bottom: 1.4rem;
    }

    .aj_footer_bottom {
        text-align: left;
    }

    .aj_home_intro,
    .aj_section_header {
        align-items: stretch;
        flex-direction: column;
    }

    .aj_home_actions {
        justify-content: flex-start;
        min-width: 0;
    }

    .aj_home_action,
    .aj_section_link {
        justify-content: center;
        width: 100%;
    }
    
    /* Tables */
    table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
    
    /* Breadcrumbs */
    .pkp_breadcrumbs {
        padding: 0.65rem;
    }

    .pkp_breadcrumbs ol,
    .pkp_breadcrumbs ul {
        font-size: 0.875rem;
    }

    .pkp_breadcrumbs li {
        font-size: 0.875rem;
    }

    .pkp_breadcrumbs a {
        max-width: 78vw;
    }

    .pkp_breadcrumbs .current span {
        max-width: 82vw;
    }
    
    /* Forms */
    input[type="text"],
    input[type="email"],
    input[type="password"],
    input[type="url"],
    input[type="search"],
    textarea,
    select {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* ========================================
   Small Mobile (max-width: 480px)
   ======================================== */
@media (max-width: 480px) {
    .pkp_structure_head {
        min-height: 560px;
    }

    html {
        font-size: 14px;
    }
    
    .aj-hero-banner {
        min-height: 430px;
        padding: 4rem var(--aj-spacing-sm) 6rem;
    }

    .aj_header_search {
        width: 100%;
        justify-content: center;
    }

    .aj_header_search input[type="search"] {
        width: min(100%, 260px);
    }
    
    .aj-hero-banner h1,
    .aj-hero-banner h2 {
        font-size: 1.75rem;
    }
    
    .aj-hero-banner p {
        font-size: 0.9375rem;
    }
    
    .pkp_structure_head {
        position: relative;
    }
    
    .pkp_site_name {
        font-size: 1.25rem;
    }
    
    .obj_article_summary {
        padding: var(--aj-spacing-sm);
    }
    
    .obj_article_summary h3 {
        font-size: 1.125rem;
    }
    
    .sidebar_block h2 {
        font-size: 1rem;
    }
    
    .pkp_structure_main {
        padding: var(--aj-spacing-md);
    }
    
    .pkp_structure_sidebar {
        padding: var(--aj-spacing-md);
    }

    .aj_footer_inner {
        padding-left: var(--aj-spacing-md);
        padding-right: var(--aj-spacing-md);
    }

    .aj_footer_block h3 {
        font-size: 1.55rem;
        margin-bottom: 1rem;
    }

    .aj_footer_block p,
    .aj_footer_links a,
    .aj_footer_links li {
        font-size: 0.98rem;
    }

    .aj_footer_socials a {
        font-size: 2rem;
    }
}

/* ========================================
   Touch Device Optimizations
   ======================================== */
@media (hover: none) and (pointer: coarse) {
    /* Increase tap targets for touch */
    .pkp_navigation_primary li a {
        padding: var(--aj-spacing-md) var(--aj-spacing-lg);
        min-height: 44px;
        display: flex;
        align-items: center;
    }
    
    .sidebar_block ul li a {
        padding: var(--aj-spacing-md);
        min-height: 44px;
        display: flex;
        align-items: center;
    }
    
    .btn-primary,
    .btn-secondary,
    .cmp_button,
    .obj_galley_link {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Remove hover effects on touch devices */
    .obj_article_summary:hover {
        transform: none;
        box-shadow: var(--aj-shadow-md);
    }
    
    .btn-primary:hover,
    .btn-secondary:hover,
    .cmp_button:hover,
    .obj_galley_link:hover {
        transform: none;
    }
}

/* ========================================
   Landscape Orientation
   ======================================== */
@media (max-width: 768px) and (orientation: landscape) {
    .aj-hero-banner {
        padding: var(--aj-spacing-xl) var(--aj-spacing-md);
    }
    
    .aj-hero-banner h1 {
        font-size: 1.75rem;
    }
    
    .pkp_head_wrapper,
    .pkp_head_content {
        padding: var(--aj-spacing-sm) var(--aj-spacing-md);
    }
}

/* ========================================
   High DPI / Retina Displays
   ======================================== */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    body {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}

/* ========================================
   Reduced Motion Preference
   ======================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .aj-hero-banner .btn-primary:hover {
        transform: none;
    }
    
    .obj_article_summary:hover {
        transform: none;
    }
    
    .btn-primary:hover,
    .btn-secondary:hover,
    .cmp_button:hover,
    .obj_galley_link:hover {
        transform: none;
    }
}

/* ========================================
   Dark Mode Support (Optional)
   ======================================== */
@media (prefers-color-scheme: dark) {
    :root {
        --aj-header-background: #1e293b;
        --aj-text-color: #f1f5f9;
    }
    
    body {
        background-color: #0f172a;
        color: #f1f5f9;
    }
    
    .pkp_structure_head {
        background: var(--aj-header-background);
        border-bottom-color: #334155;
    }
    
    .pkp_structure_main,
    .pkp_structure_sidebar,
    .obj_article_summary {
        background: #1e293b;
        border-color: #334155;
    }
    
    .pkp_navigation_primary li a {
        color: #f1f5f9;
    }
    
    .pkp_navigation_primary li a:hover {
        background-color: rgba(var(--aj-primary-rgb), 0.2);
    }
    
    input[type="text"],
    input[type="email"],
    input[type="password"],
    input[type="url"],
    input[type="search"],
    textarea,
    select {
        background-color: #1e293b;
        border-color: #475569;
        color: #f1f5f9;
    }
    
    table thead {
        background-color: rgba(var(--aj-primary-rgb), 0.2);
    }
    
    table td {
        border-bottom-color: #334155;
    }
    
    .pkp_breadcrumbs {
        background: #1e293b;
        border-color: #334155;
        border-bottom-color: #334155;
    }

    .pkp_breadcrumbs a,
    .pkp_breadcrumbs li {
        color: #cbd5e1;
    }

    .pkp_breadcrumbs .current span {
        color: #f8fafc;
    }
}

/* ========================================
   Print Optimizations
   ======================================== */
@media print {
    @page {
        margin: 2cm;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    h1 { font-size: 24pt; }
    h2 { font-size: 20pt; }
    h3 { font-size: 16pt; }
    h4 { font-size: 14pt; }
    
    a[href]:after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
        color: #666;
    }
    
    .obj_article_summary {
        break-inside: avoid;
        page-break-inside: avoid;
    }
}