.dw-pdfva {
    --dw-pdfva-primary: #2563eb;
    --dw-pdfva-accent: #f59e0b;
    --dw-pdfva-bg: #f8fafc;
    --dw-pdfva-surface: #ffffff;
    --dw-pdfva-text: #0f172a;
    --dw-pdfva-muted: #64748b;
    --dw-pdfva-border: rgba(15, 23, 42, 0.12);
    --dw-pdfva-shadow: 0 18px 45px rgba(15, 23, 42, 0.12);
    box-sizing: border-box;
    max-width: 100%;
    border: 1px solid var(--dw-pdfva-border);
    border-radius: 18px;
    overflow: hidden;
    background: var(--dw-pdfva-bg);
    color: var(--dw-pdfva-text);
    box-shadow: var(--dw-pdfva-shadow);
    direction: ltr;
    font-family: inherit;
}

.dw-pdfva *,
.dw-pdfva *::before,
.dw-pdfva *::after {
    box-sizing: border-box;
}

.dw-pdfva-skin-dark {
    --dw-pdfva-bg: #0f172a;
    --dw-pdfva-surface: #111827;
    --dw-pdfva-text: #f8fafc;
    --dw-pdfva-muted: #cbd5e1;
    --dw-pdfva-border: rgba(255, 255, 255, 0.14);
    --dw-pdfva-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

.dw-pdfva-skin-minimal {
    --dw-pdfva-bg: #ffffff;
    --dw-pdfva-surface: #ffffff;
    --dw-pdfva-border: rgba(15, 23, 42, 0.1);
    --dw-pdfva-shadow: none;
    border-radius: 8px;
}

.dw-pdfva-skin-glass {
    --dw-pdfva-bg: rgba(255, 255, 255, 0.6);
    --dw-pdfva-surface: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(18px);
}

.dw-pdfva-toolbar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    padding: 10px;
    background: var(--dw-pdfva-surface);
    border-bottom: 1px solid var(--dw-pdfva-border);
}

.dw-pdfva-body {
    display: flex;
    align-items: stretch;
    min-height: var(--dw-pdfva-height, 720px);
}

.dw-pdfva-sidebar {
    flex: 0 0 132px;
    width: 132px;
    height: var(--dw-pdfva-height, 720px);
    max-height: 88vh;
    overflow: auto;
    padding: 10px 8px;
    background: color-mix(in srgb, var(--dw-pdfva-surface) 92%, var(--dw-pdfva-bg));
    border-inline-end: 1px solid var(--dw-pdfva-border);
    -webkit-overflow-scrolling: touch;
}

.dw-pdfva-sidebar-title {
    margin-bottom: 8px;
    color: var(--dw-pdfva-muted);
    font-size: 12px;
    font-weight: 800;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.dw-pdfva-page-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.dw-pdfva-page-jump {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 7px;
    padding: 8px;
    min-height: 38px;
    border: 1px solid var(--dw-pdfva-border);
    border-radius: 12px;
    background: var(--dw-pdfva-bg);
    color: var(--dw-pdfva-text);
    cursor: pointer;
    font: inherit;
    font-weight: 700;
    box-shadow: 0 3px 12px rgba(15, 23, 42, 0.04);
}

.dw-pdfva-page-thumb-wrap {
    width: 100%;
    min-height: 88px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: #ffffff;
    overflow: hidden;
    border: 1px solid rgba(15, 23, 42, 0.08);
}

.dw-pdfva-page-thumb {
    display: block;
    width: auto;
    max-width: 100%;
    height: auto;
    background: #fff;
}

.dw-pdfva-page-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 34px;
    padding: 3px 8px;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.08);
    color: var(--dw-pdfva-primary);
    font-size: 12px;
    font-weight: 800;
}

.dw-pdfva-page-jump:hover,
.dw-pdfva-page-jump:focus,
.dw-pdfva-page-jump.is-active {
    border-color: var(--dw-pdfva-primary);
    background: color-mix(in srgb, var(--dw-pdfva-primary) 8%, var(--dw-pdfva-bg));
    color: var(--dw-pdfva-text);
    outline: none;
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.16);
}

.dw-pdfva-page-jump.is-active .dw-pdfva-page-number,
.dw-pdfva-page-jump:hover .dw-pdfva-page-number,
.dw-pdfva-page-jump:focus .dw-pdfva-page-number {
    background: var(--dw-pdfva-primary);
    color: #fff;
}

.dw-pdfva-title {
    min-width: 160px;
    max-width: 280px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 700;
    color: var(--dw-pdfva-text);
    margin-inline-end: auto;
}

.dw-pdfva-group,
.dw-pdfva-search {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    flex-wrap: nowrap;
}

.dw-pdfva-color-palette {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 4px;
    border: 1px solid var(--dw-pdfva-border);
    border-radius: 999px;
    background: color-mix(in srgb, var(--dw-pdfva-surface) 85%, var(--dw-pdfva-bg));
}

.dw-pdfva-color-btn {
    width: 26px;
    height: 26px;
    padding: 0;
    border: 2px solid transparent;
    border-radius: 999px;
    background: var(--dw-pdfva-color, #111827);
    cursor: pointer;
    box-shadow: inset 0 0 0 2px rgba(255,255,255,0.78), 0 1px 3px rgba(15,23,42,0.22);
}

.dw-pdfva-color-btn:hover,
.dw-pdfva-color-btn:focus,
.dw-pdfva-color-btn.is-active {
    border-color: var(--dw-pdfva-primary);
    outline: none;
    transform: translateY(-1px);
}

.dw-pdfva-btn,
.dw-pdfva-search input,
.dw-pdfva-page-input {
    min-height: 34px;
    border-radius: 10px;
    border: 1px solid var(--dw-pdfva-border);
    background: var(--dw-pdfva-bg);
    color: var(--dw-pdfva-text);
    font: inherit;
    line-height: 1.2;
}

.dw-pdfva-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 7px 10px;
    cursor: pointer;
    text-decoration: none !important;
    user-select: none;
    transition: transform 0.14s ease, background 0.14s ease, border-color 0.14s ease;
}

.dw-pdfva-btn:hover,
.dw-pdfva-btn:focus,
.dw-pdfva-btn.is-active {
    border-color: var(--dw-pdfva-primary);
    background: color-mix(in srgb, var(--dw-pdfva-primary) 12%, var(--dw-pdfva-bg));
    outline: none;
}

.dw-pdfva-btn:active {
    transform: translateY(1px);
}

.dw-pdfva-download,
.dw-pdfva-tools .dw-pdfva-btn.is-active {
    background: var(--dw-pdfva-primary);
    color: #fff;
    border-color: var(--dw-pdfva-primary);
}

.dw-pdfva-search input {
    width: 170px;
    padding: 7px 10px;
}

.dw-pdfva-page-input {
    width: 64px;
    padding: 7px;
    text-align: center;
}

.dw-pdfva-page-total,
.dw-pdfva-zoom-label {
    min-width: 48px;
    text-align: center;
    color: var(--dw-pdfva-muted);
    font-size: 13px;
}

.dw-pdfva-status {
    display: none;
    padding: 8px 12px;
    color: var(--dw-pdfva-muted);
    background: color-mix(in srgb, var(--dw-pdfva-accent) 10%, var(--dw-pdfva-surface));
    border-bottom: 1px solid var(--dw-pdfva-border);
    font-size: 13px;
}

.dw-pdfva-status.is-visible {
    display: block;
}

.dw-pdfva-stage {
    flex: 1 1 auto;
    min-width: 0;
    height: var(--dw-pdfva-height, 720px);
    max-height: 88vh;
    overflow: auto;
    padding: 18px;
    background: var(--dw-pdfva-bg);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    -webkit-overflow-scrolling: touch;
}

.dw-pdfva-page-wrap {
    position: relative;
    display: inline-block;
    max-width: 100%;
    min-width: 180px;
    min-height: 260px;
    background: #fff;
    border-radius: 6px;
    box-shadow: 0 12px 35px rgba(15, 23, 42, 0.22);
    overflow: hidden;
}

.dw-pdfva-canvas,
.dw-pdfva-annotation-canvas {
    display: block;
    max-width: none;
}

.dw-pdfva-pdf-text-layer {
    position: absolute;
    inset: 0;
    overflow: hidden;
    line-height: 1;
    z-index: 1;
    pointer-events: auto;
}

.dw-pdfva-pdf-text-layer :is(div,span) {
    position: absolute;
    white-space: pre;
    transform-origin: 0 0;
    color: transparent;
    -webkit-text-fill-color: transparent;
    user-select: text;
    cursor: text;
}

.dw-pdfva-annotation-canvas {
    position: absolute;
    inset: 0;
    z-index: 2;
    touch-action: none;
    pointer-events: none;
}

.dw-pdfva.is-drawing .dw-pdfva-annotation-canvas {
    pointer-events: auto;
    cursor: crosshair;
}

.dw-pdfva.is-erasing .dw-pdfva-annotation-canvas {
    pointer-events: auto;
    cursor: cell;
}

.dw-pdfva.is-loading .dw-pdfva-page-wrap::after {
    content: attr(data-loading);
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    background: rgba(255,255,255,0.78);
    color: #0f172a;
    font-weight: 700;
    z-index: 3;
}

.dw-pdfva.dw-pdfva-download-only .dw-pdfva-toolbar,
.dw-pdfva.dw-pdfva-download-only .dw-pdfva-stage {
    display: none;
}

.dw-pdfva-download-card {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
}

.dw-pdfva-download-card .dw-pdfva-download {
    display: inline-flex;
}

.dw-pdfva-notice {
    padding: 12px 14px;
    border-inline-start: 4px solid #d97706;
    background: #fffbeb;
    color: #92400e;
}

.dw-pdfva:fullscreen {
    width: 100vw !important;
    height: 100vh;
    border-radius: 0;
}

.dw-pdfva:fullscreen .dw-pdfva-body {
    height: calc(100vh - 76px);
    min-height: 0;
}

.dw-pdfva:fullscreen .dw-pdfva-sidebar,
.dw-pdfva:fullscreen .dw-pdfva-stage {
    height: 100%;
    max-height: none;
}

.wp-admin .dw-pdfva-block-placeholder {
    border: 1px dashed #94a3b8;
    border-radius: 12px;
    padding: 18px;
    background: #f8fafc;
}

.wp-admin .dw-pdfva-block-placeholder strong {
    display: block;
    margin-bottom: 8px;
}

@media (max-width: 782px) {
    .dw-pdfva-toolbar {
        align-items: stretch;
    }

    .dw-pdfva-title {
        flex-basis: 100%;
        max-width: none;
    }

    .dw-pdfva-group,
    .dw-pdfva-search {
        flex-wrap: wrap;
    }

    .dw-pdfva-search input {
        width: 130px;
    }

    .dw-pdfva-body {
        flex-direction: column;
        min-height: 0;
    }

    .dw-pdfva-sidebar {
        flex: 0 0 auto;
        width: 100%;
        height: auto;
        max-height: 92px;
        border-inline-end: 0;
        border-bottom: 1px solid var(--dw-pdfva-border);
    }

    .dw-pdfva-page-list {
        flex-direction: row;
        overflow-x: auto;
        padding-bottom: 2px;
    }

    .dw-pdfva-page-jump {
        min-width: 42px;
    }

    .dw-pdfva-stage {
        padding: 10px;
        height: min(var(--dw-pdfva-height, 720px), 78vh);
    }
}


.dw-pdfva.dw-pdfva-fallback-mode .dw-pdfva-sidebar {
    display: none;
}

.dw-pdfva.dw-pdfva-fallback-mode .dw-pdfva-stage {
    display: block;
    padding: 0;
}

.dw-pdfva.dw-pdfva-fallback-mode .dw-pdfva-page-wrap {
    display: block;
    width: 100% !important;
    height: 100% !important;
    min-height: var(--dw-pdfva-height, 720px);
    box-shadow: none;
    border-radius: 0;
}

.dw-pdfva-fallback-frame {
    display: block;
    width: 100%;
    height: var(--dw-pdfva-height, 720px);
    min-height: 520px;
    border: 0;
    background: #fff;
}


/* DWorld v15: force learning viewers to use the full screen width even inside WordPress containers/shortcodes. */
:where(.dw-pdfva,
.wlsm-pptv,
.wlsm-ead-document-viewer,
.wlsm-universal-file-viewer,
.wlsm-notebook-root.wpns-root,
.wpns-root.wpns-viewer-root,
.wlsm-smart-notebook-preview .wpns-root) {
  width: 100vw !important;
  max-width: 100vw !important;
  min-width: 100vw !important;
  margin-left: calc(50% - 50vw) !important;
  margin-right: calc(50% - 50vw) !important;
  box-sizing: border-box !important;
  clear: both;
}

@supports (width: 100dvw) {
  :where(.dw-pdfva,
  .wlsm-pptv,
  .wlsm-ead-document-viewer,
  .wlsm-universal-file-viewer,
  .wlsm-notebook-root.wpns-root,
  .wpns-root.wpns-viewer-root,
  .wlsm-smart-notebook-preview .wpns-root) {
    width: 100dvw !important;
    max-width: 100dvw !important;
    min-width: 100dvw !important;
    margin-left: calc(50% - 50dvw) !important;
    margin-right: calc(50% - 50dvw) !important;
  }
}

:where(.dw-pdfva:fullscreen,
.wlsm-pptv.wlsm-pptv-fullscreen,
.wpns-root.wpns-is-fullscreen,
.wlsm-viewer-fullscreen) {
  width: 100vw !important;
  max-width: none !important;
  min-width: 0 !important;
  margin: 0 !important;
  left: 0 !important;
  right: 0 !important;
}

/* Keep plugin and theme wrappers from clipping the full-bleed viewers. */
:where(.wlsm-container.wlsm-container-student,
.wlsm-container.wlsm-container-parent,
.wlsm-container .wlsm-content-area,
.wlsm-smart-viewer,
.wlsm-smart-panel,
.wlsm-smart-resource-grid,
.wlsm-smart-resource-card,
.wlsm-smart-notebook-preview,
.wlsm-smart-inline-preview,
.wlsm-lesson-viewer-content,
.jconfirm .jconfirm-box,
.jconfirm .jconfirm-box div.jconfirm-content,
.jconfirm .jconfirm-box div.jconfirm-content-pane) {
  overflow: visible !important;
}

/* Elementor/Astra safe: keep viewer overflow changes inside School Management wrappers only. */
:where(.wlsm-container,
.wlsm-content-area,
.wlsm-smart-viewer,
.wlsm-smart-panel,
.wlsm-smart-resource-grid,
.wlsm-smart-resource-card,
.wlsm-smart-notebook-preview,
.wlsm-smart-inline-preview,
.wlsm-lesson-viewer-content):has(:where(.dw-pdfva,
.wlsm-pptv,
.wpns-root,
.wlsm-ead-document-viewer,
.wlsm-universal-file-viewer)) {
  overflow: visible !important;
}

.dw-pdfva-inline-text{background:#fff;border:1px solid #2563eb;width:220px;max-width:45%;min-width:160px;min-height:26px;line-height:26px;padding:0;border-radius:4px;resize:none;box-sizing:border-box;overflow:hidden;outline:none;white-space:pre-wrap;font-family:Arial,Tahoma,sans-serif;box-shadow:0 2px 8px rgba(37,99,235,.12);;transform:none;vertical-align:top}

.dw-pdfva-viewer.is-pan .dw-pdfva-stage{cursor:default;}

.dw-pdfva.is-text-mode .dw-pdfva-annotation-canvas{cursor:text !important;}
.dw-pdfva.is-pan .dw-pdfva-stage{cursor:url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" width="32" height="32"%3E%3Cpath d="M2 2 L2 25 L9 18 L14 29 L18 27 L13 16 L25 16 Z" fill="white" stroke="black" stroke-width="2"/%3E%3C/svg%3E') 2 2, default !important;}
.dw-pdfva-text-layer{position:absolute;inset:0;pointer-events:none;z-index:10}.dw-pdfva-text-item{position:absolute;pointer-events:auto;white-space:pre-wrap;background:transparent;line-height:1.35;transform:translateZ(0);}

/* NSIS mobile PDF viewer optimization - keeps drawing tools */
@media (max-width:720px){
.dw-pdfva-toolbar{
 display:flex!important;
 flex-wrap:wrap!important;
 justify-content:center!important;
 gap:6px!important;
 padding:8px!important;
 position:relative!important;
 z-index:20!important;
}
.dw-pdfva-toolbar button,
.dw-pdfva-toolbar input,
.dw-pdfva-toolbar select{
 min-height:38px!important;
 font-size:14px!important;
}
.dw-pdfva-body{
 min-height:calc(100vh - 150px)!important;
 display:block!important;
}
.dw-pdfva-sidebar{
 width:100%!important;
 height:auto!important;
 max-height:105px!important;
 display:flex!important;
 overflow-x:auto!important;
 gap:8px!important;
 padding:6px!important;
}
.dw-pdfva-page-list{
 display:flex!important;
 flex-direction:row!important;
}
.dw-pdfva-stage{
 width:100%!important;
 min-height:calc(100vh - 230px)!important;
}
.dw-pdfva-page-wrap,
.dw-pdfva-canvas,
.dw-pdfva-annotation-canvas{
 max-width:100%!important;
}
.dw-pdfva:fullscreen,
.dw-pdfva:-webkit-full-screen{
 width:100vw!important;
 height:100vh!important;
 border-radius:0!important;
}
.dw-pdfva:fullscreen .dw-pdfva-body,
.dw-pdfva:-webkit-full-screen .dw-pdfva-body{
 height:calc(100vh - 90px)!important;
 min-height:0!important;
}
}