/**
 * CMN PDF Viewer frontend styles.
 */

.cmn-pdf-viewer {
    --cmn-pdf-viewer-border: #d7d7d7;
    --cmn-pdf-viewer-bg: #e8e8e4;
    --cmn-pdf-viewer-surface: #ffffff;
    --cmn-pdf-viewer-text: #202124;
    --cmn-pdf-viewer-muted: #6b6f76;
    --cmn-pdf-viewer-accent: #245f86;
    --cmn-pdf-viewer-accent-hover: #1f536f;
    --cmn-pdf-viewer-accent-contrast: #ffffff;

    color: var(--cmn-pdf-viewer-text);
    display: block;
    margin: 1.5rem 0;
    max-width: 100%;
    min-width: 0;
    overflow-x: hidden;
    width: 100%;
}

@supports (overflow: clip) {
    .cmn-pdf-viewer {
        overflow-x: clip;
    }
}

.cmn-pdf-viewer,
.cmn-pdf-viewer * {
    box-sizing: border-box;
}

.cmn-pdf-viewer__screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal;
}

.cmn-pdf-viewer__toolbar {
    align-items: center;
    background: var(--cmn-pdf-viewer-bg);
    border: 1px solid var(--cmn-pdf-viewer-border);
    border-bottom-width: 0;
    border-radius: 12px 12px 0 0;
    display: flex;
    gap: 8px;
    justify-content: space-between;
    max-width: 100%;
    min-height: 38px;
    min-width: 0;
    overflow-x: hidden;
    overflow-y: hidden;
    padding: 4px 8px;
    position: sticky;
    top: 0;
    z-index: 5;
}

.admin-bar .cmn-pdf-viewer__toolbar {
    top: 32px;
}

.cmn-pdf-viewer__toolbar[hidden],
.cmn-pdf-viewer__page-nav[hidden] {
    display: none !important;
}

.cmn-pdf-viewer__page-nav,
.cmn-pdf-viewer__actions {
    align-items: center;
    display: inline-flex;
    flex: 0 0 auto;
    gap: 5px;
    min-width: 0;
}

.cmn-pdf-viewer__actions {
    margin-left: auto;
}

.cmn-pdf-viewer__status {
    color: var(--cmn-pdf-viewer-muted);
    flex: 1 1 auto;
    font-size: 0.84rem;
    line-height: 1.25;
    margin: 0;
    min-width: 0;
    overflow: hidden;
    text-align: center;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cmn-pdf-viewer__status:empty {
    display: none;
}

.cmn-pdf-viewer__button {
    align-items: center;
    appearance: none;
    background: var(--cmn-pdf-viewer-surface);
    border: 1px solid var(--cmn-pdf-viewer-border);
    border-radius: 999px;
    color: var(--cmn-pdf-viewer-text);
    cursor: pointer;
    display: inline-flex;
    font: inherit;
    font-size: 0.9rem;
    justify-content: center;
    line-height: 1;
    min-height: 30px;
    min-width: 30px;
    padding: 0.28rem 0.5rem;
    text-decoration: none;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.cmn-pdf-viewer__button:hover,
.cmn-pdf-viewer__button:focus-visible {
    border-color: var(--cmn-pdf-viewer-accent);
    color: var(--cmn-pdf-viewer-accent);
    outline: none;
}

.cmn-pdf-viewer__button:disabled {
    cursor: not-allowed;
    opacity: 0.45;
}

.cmn-pdf-viewer__button--primary {
    background: var(--cmn-pdf-viewer-accent);
    border-color: var(--cmn-pdf-viewer-accent);
    color: var(--cmn-pdf-viewer-accent-contrast);
}

.cmn-pdf-viewer__button--primary:hover,
.cmn-pdf-viewer__button--primary:focus-visible {
    background: var(--cmn-pdf-viewer-accent-hover);
    color: var(--cmn-pdf-viewer-accent-contrast);
}

.cmn-pdf-viewer__button--icon {
    height: 30px;
    padding: 0;
    width: 30px;
}

.cmn-pdf-viewer__button--nav {
    font-size: 1rem;
}


.cmn-pdf-viewer__icon {
    display: block;
    height: 16px;
    width: 16px;
}

.cmn-pdf-viewer__icon--chevron {
    height: 15px;
    width: 15px;
}

/*
 * Navigation buttons should not keep the site accent color after pointer clicks.
 * Some themes apply persistent focus/active styles to all buttons, so these
 * scoped rules keep PDF page arrows visually neutral while preserving a clear
 * keyboard focus outline.
 */
.cmn-pdf-viewer .cmn-pdf-viewer__button--nav,
.cmn-pdf-viewer .cmn-pdf-viewer__button--nav:hover,
.cmn-pdf-viewer .cmn-pdf-viewer__button--nav:active,
.cmn-pdf-viewer .cmn-pdf-viewer__button--nav:focus {
    background: var(--cmn-pdf-viewer-surface) !important;
    border-color: var(--cmn-pdf-viewer-border) !important;
    box-shadow: none !important;
    color: var(--cmn-pdf-viewer-text) !important;
    outline: none;
}

.cmn-pdf-viewer .cmn-pdf-viewer__button--nav:focus-visible {
    outline: 2px solid var(--cmn-pdf-viewer-accent);
    outline-offset: 2px;
}

.cmn-pdf-viewer .cmn-pdf-viewer__button--nav:disabled,
.cmn-pdf-viewer .cmn-pdf-viewer__button--nav:disabled:hover,
.cmn-pdf-viewer .cmn-pdf-viewer__button--nav:disabled:active,
.cmn-pdf-viewer .cmn-pdf-viewer__button--nav:disabled:focus {
    opacity: 0.45;
}

.cmn-pdf-viewer__page-control {
    align-items: center;
    display: inline-flex;
    gap: 6px;
    margin: 0;
    white-space: nowrap;
}

.cmn-pdf-viewer__page-total {
    color: var(--cmn-pdf-viewer-muted);
    font-size: 0.9rem;
}

.cmn-pdf-viewer__page-control input {
    background: var(--cmn-pdf-viewer-surface);
    border: 1px solid var(--cmn-pdf-viewer-border);
    border-radius: 8px;
    color: var(--cmn-pdf-viewer-text);
    font: inherit;
    height: 30px;
    padding: 0.24rem 0.36rem;
    text-align: center;
    width: 50px;
}

.cmn-pdf-viewer__page-control input[readonly] {
    cursor: default;
}

.cmn-pdf-viewer__page-control input:focus {
    border-color: var(--cmn-pdf-viewer-accent);
    outline: none;
}

.cmn-pdf-viewer__pages {
    align-items: center;
    background: var(--cmn-pdf-viewer-bg);
    border-color: var(--cmn-pdf-viewer-border);
    border-radius: 0 0 12px 12px;
    border-style: solid;
    border-width: 0 1px 1px;
    display: flex;
    flex-direction: column;
    gap: var(--cmn-pdf-page-gap, 24px);
    max-width: 100%;
    min-height: 220px;
    min-width: 0;
    overflow: hidden;
    padding: 10px;
    width: 100%;
}

.cmn-pdf-viewer--page-window.cmn-pdf-viewer--multi-page .cmn-pdf-viewer__pages {
    max-height: var(--cmn-pdf-page-window-height, 78vh);
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-gutter: auto;
}

.cmn-pdf-viewer__pages:focus-visible {
    box-shadow: inset 0 0 0 2px var(--cmn-pdf-viewer-accent);
    outline: none;
}

.cmn-pdf-viewer__page {
    background: var(--cmn-pdf-viewer-surface);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.16);
    margin-left: auto;
    margin-right: auto;
    max-width: 100%;
    min-height: 360px;
    min-width: 0;
    overflow: hidden;
    position: relative;
    width: 100%;
}

.cmn-pdf-viewer--single-page .cmn-pdf-viewer__page {
    min-height: 0;
}

.cmn-pdf-viewer__page-placeholder {
    align-items: center;
    color: var(--cmn-pdf-viewer-muted);
    display: flex;
    font-size: 0.95rem;
    justify-content: center;
    min-height: 360px;
    padding: 24px;
    text-align: center;
}

.cmn-pdf-viewer__page--rendering .cmn-pdf-viewer__page-placeholder::after {
    animation: cmn-pdf-viewer-loading 1s infinite steps(3, end);
    content: '';
}

.cmn-pdf-viewer__canvas {
    display: block;
    height: auto;
    max-width: 100%;
    width: 100%;
}

.cmn-pdf-viewer__link-layer {
    inset: 0;
    pointer-events: none;
    position: absolute;
}

.cmn-pdf-viewer__external-link {
    background: transparent;
    border-radius: 2px;
    display: block;
    pointer-events: auto;
    position: absolute;
}

.cmn-pdf-viewer__external-link:focus-visible {
    box-shadow: inset 0 0 0 2px var(--cmn-pdf-viewer-accent);
    outline: none;
}

.cmn-pdf-viewer__noscript,
.cmn-pdf-viewer--error {
    background: #fff8e5;
    border: 1px solid #ead89a;
    border-radius: 10px;
    color: #5b4a12;
    padding: 12px 14px;
}

.cmn-pdf-viewer--failed .cmn-pdf-viewer__pages {
    display: none;
}

.cmn-pdf-viewer-host--active {
    padding-top: 0 !important;
    padding-bottom: 0 !important;
}

.cmn-pdf-viewer-host--active > .cmn-pdf-viewer {
    margin-top: 0 !important;
    margin-bottom: 0 !important;
}

@keyframes cmn-pdf-viewer-loading {
    0% { content: ''; }
    33% { content: '.'; }
    66% { content: '..'; }
    100% { content: '...'; }
}

@media (max-width: 782px) {
    .admin-bar .cmn-pdf-viewer__toolbar {
        top: 46px;
    }
}

@media (max-width: 640px) {
    .cmn-pdf-viewer {
        margin-left: 0;
        margin-right: 0;
        max-width: 100%;
        width: 100%;
    }

    .cmn-pdf-viewer__toolbar {
        border-left-width: 0;
        border-radius: 0;
        border-right-width: 0;
        overflow-x: auto;
        overscroll-behavior-x: contain;
        padding: 4px 8px;
        scrollbar-width: thin;
        width: 100%;
    }

    .cmn-pdf-viewer__page-nav {
        gap: 4px;
    }

    .cmn-pdf-viewer__button--icon {
        height: 30px;
        min-height: 30px;
        min-width: 30px;
        width: 30px;
    }

    .cmn-pdf-viewer__page-control input {
        height: 30px;
        width: 48px;
    }

    .cmn-pdf-viewer__pages {
        border-left-width: 0;
        border-radius: 0;
        border-right-width: 0;
        max-width: 100%;
        padding: 8px;
    }

    .cmn-pdf-viewer--page-window.cmn-pdf-viewer--multi-page .cmn-pdf-viewer__pages {
        max-height: var(--cmn-pdf-page-window-height, 72vh);
    }

    .cmn-pdf-viewer__page {
        box-shadow: none;
        min-height: 320px;
        width: 100%;
    }

    .cmn-pdf-viewer--single-page .cmn-pdf-viewer__page {
        min-height: 0;
    }
}

@media print {
    .cmn-pdf-viewer__toolbar {
        display: none;
    }
}

.cmn-pdf-viewer--pending .cmn-pdf-viewer__pages,
.cmn-pdf-viewer--loading .cmn-pdf-viewer__pages {
    border-top-width: 1px;
    border-radius: 12px;
    min-height: 120px;
}

.cmn-pdf-viewer__lazy-placeholder {
    align-items: center;
    appearance: none;
    background: rgba(255, 255, 255, 0.72);
    border: 1px dashed var(--cmn-pdf-viewer-border);
    border-radius: 10px;
    color: var(--cmn-pdf-viewer-muted);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    font: inherit;
    gap: 6px;
    justify-content: center;
    min-height: 104px;
    padding: 18px;
    text-align: center;
    width: 100%;
}

.cmn-pdf-viewer__lazy-placeholder strong {
    color: var(--cmn-pdf-viewer-accent);
    font-weight: 700;
}

.cmn-pdf-viewer__lazy-placeholder:hover,
.cmn-pdf-viewer__lazy-placeholder:focus-visible {
    border-color: var(--cmn-pdf-viewer-accent);
    color: var(--cmn-pdf-viewer-text);
    outline: none;
}