/* PDF Viewer — pages, text layer (pdf.js), drawing palette, slideshow. */

.pdv-stage { background: var(--app-canvas); }
.pdv-pages { display: flex; flex-direction: column; align-items: center; gap: 16px; padding: 20px 12px 48px; min-width: min-content; transform-origin: 0 0; }
.pdv-page {
  position: relative; flex: none; background: #fff; color-scheme: light;
  box-shadow: 0 1px 2px rgb(16 24 40 / .10), 0 8px 26px rgb(16 24 40 / .10);
  --user-unit: 1; --total-scale-factor: calc(var(--scale-factor) * var(--user-unit)); --scale-round-x: 1px; --scale-round-y: 1px;
}
html[data-theme="dark"] .pdv-page { box-shadow: 0 1px 2px rgb(0 0 0 / .5), 0 10px 30px rgb(0 0 0 / .45); }
.pdv-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.pdv-links { position: absolute; inset: 0; pointer-events: none; z-index: 2; }
.pdv-link { position: absolute; pointer-events: auto; border-radius: 2px; }
@media (hover: hover) { .pdv-link:hover { background: rgb(37 99 235 / .12); outline: 1px solid rgb(37 99 235 / .4); } }
.pdv-ink-surface { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 3; pointer-events: none; }
.pdv-page-num { position: absolute; left: 50%; bottom: -15px; transform: translateX(-50%); font: 500 10px var(--font-sans); color: var(--text-faint); }

/* pdf.js text layer (from pdfjs-dist/web/pdf_viewer.css), for selecting and copying text */
.textLayer { color-scheme: only light; position: absolute; text-align: initial; inset: 0; overflow: clip; opacity: 1; line-height: 1; letter-spacing: normal; word-spacing: normal; text-size-adjust: none; -webkit-text-size-adjust: none; forced-color-adjust: none; transform-origin: 0 0; caret-color: CanvasText; z-index: 1;
  --min-font-size: 1; --text-scale-factor: calc(var(--total-scale-factor) * var(--min-font-size)); --min-font-size-inv: calc(1 / var(--min-font-size)); }
.textLayer :is(span, br) { color: transparent; position: absolute; white-space: pre; cursor: text; transform-origin: 0% 0%; user-select: text; -webkit-user-select: text; }
.textLayer > :not(.markedContent), .textLayer .markedContent span:not(.markedContent) { z-index: 1; --font-height: 0; font-size: calc(var(--text-scale-factor) * var(--font-height)); --scale-x: 1; --rotate: 0deg; transform: rotate(var(--rotate)) scaleX(var(--scale-x)) scale(var(--min-font-size-inv)); }
.textLayer .markedContent { display: contents; }
.textLayer span[role="img"] { user-select: none; cursor: default; }
.textLayer ::selection { background: rgb(0 90 255 / .25); }
.textLayer br::selection { background: transparent; }
.textLayer .endOfContent { display: block; position: absolute; inset: 100% 0 0; z-index: 0; cursor: default; user-select: none; }
.textLayer.selecting .endOfContent { top: 0; }
.textLayer[data-main-rotation="90"] { transform: rotate(90deg) translateY(-100%); }
.textLayer[data-main-rotation="180"] { transform: rotate(180deg) translate(-100%, -100%); }
.textLayer[data-main-rotation="270"] { transform: rotate(270deg) translateX(-100%); }
.textLayer mark.pdv-hit { color: transparent; background: rgb(250 204 21 / .45); border-radius: 2px; padding: 0; }
.textLayer mark.pdv-hit.is-current { background: rgb(249 115 22 / .55); box-shadow: 0 0 0 2px rgb(234 88 12 / .7); }

/* Status bar */
.pdv-status { display: flex; align-items: center; gap: .45rem; }
.pdv-nav { display: inline-grid; place-items: center; width: 30px; height: 26px; border: 0; border-radius: 6px; background: none; color: var(--text-soft); cursor: pointer; }
@media (hover: hover) { .pdv-nav:hover { background: var(--surface-2); color: var(--text); } }
@media (pointer: coarse) { .pdv-nav { width: 44px; height: 32px; } }
.pdv-page-input { width: 3.2em; height: 24px; text-align: center; border: 1px solid var(--border); border-radius: 5px; background: var(--surface); color: var(--text); font: inherit; padding: 0 .2rem; }
@media (pointer: coarse) { .pdv-page-input { height: 30px; font-size: 16px; } }
.pdv-ink-count { margin-left: auto; color: var(--text-faint); }

/* Side panel */
.pdv-side-tabs { display: flex; gap: .25rem; padding: 0 .5rem .5rem; }
.pdv-side-tabs:empty { display: none; }
.pdv-side-tab { flex: 1; border: 1px solid var(--border); background: var(--surface); color: var(--text-soft); border-radius: var(--radius-sm); padding: .4rem; font: 500 .85rem var(--font-sans); cursor: pointer; }
.pdv-side-tab[aria-selected="true"] { background: var(--app-accent-softer, var(--primary-softer)); color: var(--text); border-color: var(--app-accent, var(--primary)); }
.pdv-thumbs { display: flex; flex-direction: column; align-items: center; gap: .7rem; padding: .25rem .5rem 1rem; }
.pdv-thumb { display: grid; justify-items: center; gap: .2rem; border: 0; background: none; padding: .2rem; cursor: pointer; color: var(--text-soft); font: 500 .78rem var(--font-sans); border-radius: var(--radius-sm); }
.pdv-thumb-box { display: block; width: 140px; background: #fff; box-shadow: 0 0 0 1px var(--border); overflow: hidden; }
.pdv-thumb-box canvas { width: 100%; height: auto; display: block; }
.pdv-thumb.is-current .pdv-thumb-box { box-shadow: 0 0 0 2px var(--app-accent, var(--primary)); }
.pdv-thumb.is-current { color: var(--app-accent, var(--primary)); }
.pdv-thumb:focus-visible { outline: 2px solid var(--focus); }
.pdv-outline-list { list-style: none; margin: 0; padding: 0; }
.pdv-outline-item { display: block; width: 100%; text-align: left; border: 0; background: none; color: var(--text); font: inherit; font-size: .9rem; line-height: 1.35; padding: .45rem .6rem .45rem calc(.6rem + var(--depth, 0) * .9rem); border-radius: var(--radius-sm); cursor: pointer; min-height: 40px; }
@media (hover: hover) { .pdv-outline-item:hover { background: var(--app-accent-softer, var(--surface-2)); } }

/* Drawing palette — docked at the bottom of the viewer, or floating in the slideshow */
.pdv-palette {
  position: absolute; left: 50%; bottom: calc(var(--app-status-h, 28px) + 14px + env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 8;
  display: flex; align-items: center; gap: .35rem; padding: .35rem; max-width: calc(100% - 16px); overflow-x: auto; scrollbar-width: none;
  background: var(--surface); color: var(--text); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow-lg);
}
.pdv-pal-group { display: flex; align-items: center; gap: .15rem; flex: none; }
.pdv-pal-group + .pdv-pal-group { padding-left: .35rem; border-left: 1px solid var(--border); }
.pdv-tool { display: inline-flex; align-items: center; gap: .3rem; height: 40px; min-width: 40px; padding: 0 .55rem; border: 0; border-radius: 10px; background: none; color: var(--text-soft); font: 500 .82rem var(--font-sans); cursor: pointer; }
.pdv-tool .icon { width: 18px; height: 18px; }
.pdv-tool[aria-pressed="true"] { background: var(--app-accent, var(--primary)); color: #fff; }
.pdv-tool:disabled { opacity: .4; cursor: default; }
.pdv-tool:focus-visible, .pdv-swatch:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }
@media (hover: hover) { .pdv-tool:not([aria-pressed="true"]):not(:disabled):hover { background: var(--surface-2); color: var(--text); } }
.pdv-swatch { width: 26px; height: 26px; border-radius: 50%; border: 2px solid var(--surface); background: var(--c); box-shadow: 0 0 0 1px var(--border-strong); cursor: pointer; flex: none; margin: 0 2px; }
.pdv-swatch[aria-pressed="true"] { box-shadow: 0 0 0 2px var(--app-accent, var(--primary)); }
@media (max-width: 760px) {
  .pdv-tool-label { display: none; }
  .pdv-palette { flex-wrap: wrap; justify-content: center; row-gap: .25rem; width: max-content; overflow: visible; }
  .pdv-pal-group + .pdv-pal-group { padding-left: 0; border-left: 0; }
}
@media (pointer: coarse) { .pdv-tool { height: 44px; min-width: 44px; } .pdv-swatch { width: 30px; height: 30px; } }

.pdv-laser { position: fixed; inset: 0; width: 100vw; height: 100vh; pointer-events: none; z-index: 2147483600; }
.pdv-details { display: grid; grid-template-columns: max-content 1fr; gap: .45rem 1rem; margin: 0; }
.pdv-details dt { color: var(--text-soft); }
.pdv-details dd { margin: 0; overflow-wrap: anywhere; }

/* Present */
html.pdv-show-open, html.pdv-show-open body { overflow: hidden; }
.pdv-show { position: fixed; inset: 0; z-index: 2147483000; background: #111; display: grid; place-items: center; outline: none; user-select: none; -webkit-user-select: none; touch-action: none; }
.pdv-show.is-idle { cursor: none; }
.pdv-show-stage { display: grid; place-items: center; width: 100%; height: 100%; }
.pdv-show-page { position: relative; grid-area: 1 / 1; background: #fff; }
.pdv-show-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.pdv-show-blank { position: absolute; inset: 0; z-index: 9; }
.pdv-show-nav { position: absolute; left: 16px; bottom: max(16px, env(safe-area-inset-bottom)); z-index: 10; display: flex; align-items: center; gap: 4px; padding: 4px; border-radius: 999px; background: rgb(20 20 24 / .72); transition: opacity .3s; }
.pdv-show-btn { display: inline-grid; place-items: center; width: 40px; height: 40px; border: 0; border-radius: 50%; background: none; color: #fff; cursor: pointer; }
@media (hover: hover) { .pdv-show-btn:hover { background: rgb(255 255 255 / .16); } }
@media (pointer: coarse) { .pdv-show-btn { width: 44px; height: 44px; } }
.pdv-show-count { color: #e4e4e7; font: 500 .85rem var(--font-sans); padding: 0 .4rem; min-width: 4.5em; text-align: center; }
.pdv-palette-show { bottom: max(16px, env(safe-area-inset-bottom)); left: auto; right: 16px; transform: none; transition: opacity .3s; }
.pdv-palette-show .pdv-tool-label { display: none; }
.pdv-show.is-idle .pdv-show-nav, .pdv-show.is-idle .pdv-palette-show { opacity: 0; pointer-events: none; }
.pdv-show-toast { position: absolute; left: 50%; top: max(18px, env(safe-area-inset-top)); transform: translateX(-50%); z-index: 11; background: rgb(20 20 24 / .82); color: #fff; padding: .5rem .9rem; border-radius: 999px; font: 500 .9rem var(--font-sans); white-space: nowrap; pointer-events: none; }
@media (max-width: 760px) {
  .pdv-palette-show { left: 50%; right: auto; transform: translateX(-50%); bottom: calc(max(16px, env(safe-area-inset-bottom)) + 60px); }
}

/* Print */
.pdv-print { display: none; }
@media print {
  body > *:not(.pdv-print) { display: none !important; }
  .pdv-print { display: block !important; }
  .pdv-print img { display: block; width: 100%; height: auto; break-after: page; }
  .pdv-print img:last-child { break-after: auto; }
  @page { margin: 0; }
}