/* ==========================================================================
   RESPONSIVE.CSS - Media Queries & Breakpoints
   ========================================================================== */

/* --- COMPACT NAV: PHONES, PHONE LANDSCAPE, AND SMALL TABLETS --- */
@media (max-width: 900px) {
    body {
        overflow-x: hidden;
        overflow-y: auto;
    }

    .container {
        flex-direction: column;
        height: auto;
        max-width: 100vw;
        overflow-x: hidden;
    }

    .sidebar {
        order: 1;
        /* Sidebar on top on mobile */
        width: 100%;
        min-width: 100%;
        max-width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--dim-gold);
        max-height: none;
        padding: 20px;
        position: relative;
        z-index: 1;
    }

    /* Show toggle button on mobile - always visible on left */
    .sidebar-toggle {
        display: flex !important;
        top: 10px !important;
        left: 10px !important;
        z-index: 102 !important;
    }

    /* Horizontal collapsed bar on mobile - fixed at top */
    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar,
    .sidebar.collapsed {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        min-width: auto !important;
        max-width: 100% !important;
        height: 60px !important;
        padding: 10px 70px 10px 60px !important;
        /* Space for toggle on left */
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: nowrap !important;
        align-items: center !important;
        justify-content: space-evenly !important;
        gap: 20px !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        -webkit-overflow-scrolling: touch !important;
        z-index: 100 !important;
        background: var(--panel-bg) !important;
        border-bottom: 1px solid var(--dim-gold) !important;
        border-right: none !important;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5) !important;
        box-sizing: border-box !important;
    }

    /* Thin scrollbar for collapsed sidebar */
    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar::-webkit-scrollbar,
    .sidebar.collapsed::-webkit-scrollbar {
        height: 4px;
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar::-webkit-scrollbar-track,
    .sidebar.collapsed::-webkit-scrollbar-track {
        background: var(--panel-bg);
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar::-webkit-scrollbar-thumb,
    .sidebar.collapsed::-webkit-scrollbar-thumb {
        background: var(--dim-gold);
        border-radius: 2px;
    }

    /* Hide everything except nav-sections when collapsed */
    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar>.brand,
    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar>.sidebar-footer,
    .sidebar.collapsed>.brand,
    .sidebar.collapsed>.sidebar-footer {
        display: none !important;
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar>.sidebar-nav,
    .sidebar.collapsed>.sidebar-nav {
        display: flex !important;
        align-items: center !important;
        gap: 10px !important;
        margin: 0 !important;
        padding: 0 !important;
        flex-shrink: 0 !important;
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .nav-group,
    .sidebar.collapsed .nav-group {
        display: flex !important;
        align-items: center !important;
        gap: 10px !important;
        margin: 0 !important;
        padding: 0 !important;
        border: 0 !important;
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .nav-group--archive,
    .sidebar.collapsed .nav-group--archive {
        padding-left: 14px !important;
        border-left: 1px solid rgba(137, 185, 189, 0.28) !important;
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .nav-group--archive::before,
    .sidebar.collapsed .nav-group--archive::before {
        display: none !important;
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .nav-group .ledger-list,
    .sidebar.collapsed .nav-group .ledger-list {
        display: flex !important;
        align-items: center !important;
        gap: 10px !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .ledger-list li,
    .sidebar.collapsed .ledger-list li {
        margin: 0 !important;
        flex: 0 0 auto !important;
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .ledger-list li a,
    .sidebar.collapsed .ledger-list li a {
        width: 40px !important;
        height: 40px !important;
        padding: 0 !important;
        justify-content: center !important;
        border-left: 0 !important;
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .nav-text,
    .sidebar.collapsed .nav-text {
        position: absolute !important;
        width: 1px !important;
        height: 1px !important;
        overflow: hidden !important;
        clip: rect(0 0 0 0) !important;
        white-space: nowrap !important;
    }

    /* Hide labels inside nav-sections */
    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .nav-label,
    .sidebar.collapsed .nav-label {
        display: none !important;
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar>.nav-section,
    .sidebar.collapsed>.nav-section {
        display: none !important;
    }

    /* Each nav-section displays its icon only */
    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .nav-section,
    .sidebar.collapsed .nav-section {
        display: block !important;
        margin: 0 !important;
        padding: 0 !important;
        border: none !important;
        flex-shrink: 0 !important;
        width: 40px !important;
        height: 40px !important;
    }

    /* Show icons as blocks */
    /* Show icons as blocks */
    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .nav-icon,
    .sidebar.collapsed .nav-icon {
        display: block !important;
        margin: 0 !important;
        width: 40px !important;
        height: 40px !important;
        flex-shrink: 0 !important;
    }

    /* Specific fix for the uplink icon we just added */
    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .uplink-section .nav-icon,
    .sidebar.collapsed .uplink-section .nav-icon {
        display: block !important;
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar>.nav-section,
    .sidebar.collapsed>.nav-section {
        display: none !important;
        width: 0 !important;
        height: 0 !important;
        overflow: hidden !important;
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .nav-icon img,
    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .nav-icon svg,
    .sidebar.collapsed .nav-icon img,
    .sidebar.collapsed .nav-icon svg {
        width: 32px !important;
        height: 32px !important;
        display: block !important;
        margin: 4px auto !important;
        /* Center the SVG */
    }

    /* Hide subscribe form when collapsed (it squashes otherwise) */
    html.sidebar-preload-collapsed:not(.sidebar-ready) .sidebar .signal-uplink,
    .sidebar.collapsed .signal-uplink {
        display: none !important;
    }

    /* Adjust toggle button position when collapsed - keep it in same spot */
    .sidebar.collapsed~.sidebar-toggle {
        left: 10px !important;
        top: 8px !important;
        z-index: 102 !important;
    }

    .content-frame {
        order: 2;
        /* Main content below sidebar on mobile */
        width: 100%;
        max-width: 100vw;
        padding: 20px;
        transition: padding-top 0.3s ease;
        box-sizing: border-box;
        overflow-x: hidden;
        position: relative;
        z-index: 1;
    }

    /* When sidebar is collapsed, push ALL content down below the 60px nav bar */
    html.sidebar-preload-collapsed:not(.sidebar-ready) .content-frame,
    .content-frame.sidebar-collapsed {
        margin-top: 60px !important;
        padding-top: 20px !important;
    }

    .document {
        padding: 20px;
        max-width: 100%;
        box-sizing: border-box;
    }

    /* Remove top padding from document when sidebar is collapsed */
    .content-frame.sidebar-collapsed .document {
        padding-top: 0;
    }

    header h1,
    .story-header,
    header .line {
        padding-left: 0;
    }

    .tree-wrapper {
        font-size: 0.58rem;
        width: 100%;
        max-width: 100%;
        padding: 0;
        display: block;
        overflow: visible;
        margin-left: auto;
        margin-right: auto;
        box-sizing: border-box;
    }

    .terminal-tree {
        /* Disable width-typing on mobile and render stable grouped lines. */
        display: block;
        white-space: normal !important;
        overflow: hidden;
        overflow-wrap: anywhere;
        max-width: 100%;
        width: 100% !important;
        box-sizing: border-box;
        border: 1px solid var(--dim-gold);
        text-align: center;
        line-height: 1.25;
        padding: 6px 7px;
        animation: decrypt-fade 0.5s ease-out forwards !important;
    }

    .terminal-tree .tree-line {
        display: block;
        width: 100%;
    }

    .terminal-tree .tree-line-main {
        margin-bottom: 3px;
    }

    .terminal-tree .tree-line-meta {
        display: flex;
        flex-wrap: nowrap;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2px;
        width: 100%;
    }

    .terminal-tree .tree-meta-primary,
    .terminal-tree .tree-meta-secondary {
        display: inline-flex;
        flex-wrap: nowrap;
        align-items: center;
        justify-content: center;
        gap: 0 2px;
        width: 100%;
    }

    .terminal-tree .tree-meta-primary .tree-pipe-leading,
    .terminal-tree .tree-meta-secondary .tree-pipe {
        display: none;
    }

    .terminal-tree .tree-sep,
    .terminal-tree .tree-line-meta .tree-pipe {
        margin: 0 1px;
    }

    /* Ensure header and tree start at the top when collapsed */
    html.sidebar-preload-collapsed:not(.sidebar-ready) .content-frame header,
    .content-frame.sidebar-collapsed header {
        margin-top: 0;
        padding-top: 0;
    }

    html.sidebar-preload-collapsed:not(.sidebar-ready) .content-frame .tree-wrapper,
    .content-frame.sidebar-collapsed .tree-wrapper {
        margin-top: 0;
        padding-top: 0;
        margin-bottom: 20px;
    }

    .character-profile-image {
        float: none;
        max-width: 100%;
        margin: 1.5rem 0;
    }

    .home-portal,
    .archive-dossier {
        grid-template-columns: 1fr;
    }

    .home-portal {
        gap: 22px;
        margin-bottom: 38px;
    }

    .page-vocem .content-frame.sidebar-collapsed header {
        margin-bottom: 28px;
    }

    .page-vocem .home-portal {
        gap: 16px;
        padding-top: 16px;
        padding-bottom: 24px;
    }

    .page-vocem .portal-primary {
        font-size: clamp(1.22rem, 5vw, 1.5rem);
        line-height: 1.42;
        margin-bottom: 0;
    }

    .page-vocem .portal-action {
        min-height: 92px;
    }

    .archive-dossier {
        margin-bottom: 38px;
    }

    .portal-action {
        min-height: 118px;
    }

    .scan-nav {
        flex-direction: column;
        gap: 12px;
    }

    .nav-half {
        width: 100%;
    }

    .nav-half.right {
        text-align: left;
    }

    .scan-btn {
        width: min(100%, 21rem);
        box-sizing: border-box;
    }

    .scan-btn--next {
        margin-left: auto;
    }
}

/* --- MOBILE --- */
@media (max-width: 480px) {
    .sidebar {
        padding: 15px;
    }

    .content-frame {
        padding: 10px;
    }

    .document {
        padding: 10px;
    }

    h1 {
        font-size: 1.5rem;
        letter-spacing: 2px;
    }

    h2 {
        font-size: 1.25rem;
        letter-spacing: 2px;
    }

    h3 {
        font-size: 1.1rem;
        letter-spacing: 1px;
    }

    .story-header h1 {
        font-size: 1.8rem;
    }

    .scan-btn {
        width: 100%;
        justify-content: center;
        padding: 15px 18px;
    }

    .prose {
        font-size: 1rem;
        line-height: 1.7;
    }

    .prose.novel-text::before {
        display: none;
    }

    .tree-wrapper {
        font-size: 0.5rem;
        padding: 0;
        max-width: 100%;
    }

    .terminal-tree {
        font-size: 0.5rem;
        line-height: 1.2;
        padding: 5px 6px;
    }

    .terminal-tree .tree-line-main {
        margin-bottom: 3px;
    }

    .terminal-tree .tree-meta-primary,
    .terminal-tree .tree-meta-secondary {
        font-size: 0.49rem;
        letter-spacing: 0.01em;
    }

    .terminal-tree .tree-sep,
    .terminal-tree .tree-pipe {
        margin: 0;
    }

    .author-photo {
        max-width: 180px;
    }

    .portal-primary {
        font-size: 1.22rem;
    }

    .portal-action span {
        font-size: 0.95rem;
    }

    .dossier-panel h2 {
        font-size: 0.92rem;
    }

    .logo {
        font-size: 1rem;
    }

    .nav-label {
        font-size: 0.7rem;
        letter-spacing: 1px;
    }

    .ledger-list li a {
        font-size: 0.85rem;
    }
}

@media (max-width: 720px) {
    .series-hero {
        min-height: 0;
        grid-template-columns: 1fr;
        padding: 34px 24px 38px;
    }

    .series-hero::before {
        background:
            linear-gradient(180deg, rgba(5, 7, 7, 0.88) 0%, rgba(5, 7, 7, 0.72) 58%, rgba(5, 7, 7, 0.94) 100%),
            radial-gradient(circle at 50% 24%, rgba(137, 185, 189, 0.14), transparent 38%);
    }

    .series-hero-copy h1 {
        max-width: 11ch;
        font-size: clamp(2.35rem, 13vw, 4.2rem);
    }

    .series-hero-art {
        width: min(62vw, 210px);
    }

    .series-record-list a {
        min-height: 58px;
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        gap: 2px;
    }
}

/* --- ACCESSIBILITY --- */

/* Respect user's motion preferences */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        transition: none !important;
        scroll-behavior: auto !important;
    }

    .cursor,
    .story-kicker span,
    .page-kicker span,
    .story-kicker span::after,
    .page-kicker span::after,
    h1,
    .line,
    .scan-nav,
    .catechism,
    .terminal-footer,
    .terminal-tree,
    .story-header,
    .archive-figure,
    .prose p,
    figure.archive-figure .archive-img,
    .featured-image img,
    .character-profile-image img,
    .audio-log-label::before,
    .reading-progress__head {
        animation: none !important;
    }

    .series-hero,
    .series-records,
    .series-footer-actions,
    .series-hero-visual {
        animation: none !important;
        opacity: 1 !important;
        transform: none !important;
    }

    h1,
    .line,
    .scan-nav,
    .catechism,
    .terminal-footer,
    .story-header,
    .archive-figure,
    .prose p {
        opacity: 1 !important;
        filter: none !important;
        transform: none !important;
    }

    .terminal-tree {
        width: 100% !important;
        border-right-color: var(--dim-gold) !important;
    }

    .reading-progress {
        transition: none !important;
    }
}

/* Keyboard focus states */
a:focus,
button:focus,
summary:focus {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
}

a:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
}