.pdf-page-wrap { max-width: 1120px; margin: 0 auto; padding: 96px 16px 48px; color: var(--text-primary); }
.pdf-page-wrap { --pdf-ok: var(--color-success); --pdf-warn: var(--color-warning); --pdf-err: var(--color-danger-hover, #f87171); }
:root[data-theme="light"] .pdf-page-wrap { --pdf-ok: #15803d; --pdf-warn: #b45309; --pdf-err: #b91c1c; }
.pdf-intro h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); margin: 0 0 8px; }
.pdf-intro p { color: var(--text-secondary); margin: 0 0 8px; max-width: 70ch; }
.pdf-privacy { font-size: 0.9rem; }
.pdf-drop { display: grid; place-items: center; gap: 6px; padding: 32px 16px; margin: 16px 0; border: 2px dashed var(--border-color); border-radius: 12px; cursor: pointer; text-align: center; background: var(--bg-secondary); position: relative; }
.pdf-drop.over, .pdf-drop:focus-within { border-color: var(--color-primary); }
.pdf-drop small { color: var(--text-secondary); }
.pdf-sr { position: absolute; width: 1px; height: 1px; opacity: 0; overflow: hidden; }
.pdf-error { color: var(--pdf-err); min-height: 1em; margin: 6px 0; }
.pdf-status { color: var(--text-secondary); min-height: 1em; margin: 6px 0; }
.pdf-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.pdf-chip { display: inline-flex; align-items: center; gap: 6px; max-width: 100%; padding: 4px 6px 4px 10px; border-radius: 999px; border: 1px solid var(--border-color); border-left: 6px solid var(--file-colour); font-size: 0.85rem; }
.pdf-chip span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 220px; }
.pdf-totals { color: var(--text-secondary); font-size: 0.9rem; margin: 8px 0; }
.pdf-toolbar, .pdf-actions, .pdf-split { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 12px 0; }
.pdf-btn { border: 1px solid var(--border-color); background: transparent; color: var(--text-primary); border-radius: 10px; padding: 8px 14px; cursor: pointer; font: inherit; }
.pdf-btn--primary { background: var(--color-primary); border-color: var(--color-primary); color: #fff; font-weight: 600; }
.pdf-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.pdf-btn:focus-visible, .pdf-mini:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
.pdf-split select, .pdf-split input { padding: 8px 10px; border-radius: 8px; border: 1px solid var(--border-color); background: var(--bg-primary); color: var(--text-primary); font: inherit; max-width: 100%; }
.pdf-split input[type=number] { width: 5em; }
.pdf-grid { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(132px, 1fr)); gap: 12px; }
.pdf-page { border: 1px solid var(--border-color); border-left: 4px solid var(--file-colour); border-radius: 8px; padding: 6px; background: var(--bg-secondary); display: grid; gap: 6px; }
.pdf-page.selected { outline: 2px solid var(--color-primary); }
.pdf-page.dragging { opacity: 0.4; }
.pdf-page.drop-target { outline: 2px dashed var(--color-primary); }
.pdf-thumb { aspect-ratio: 1 / 1.414; display: grid; place-items: center; background: var(--bg-primary); border-radius: 4px; overflow: hidden; cursor: grab; touch-action: pan-y; -webkit-touch-callout: none; user-select: none; }

.pdf-thumb canvas { background: #fff; border: 1px solid rgba(0,0,0,.25); box-shadow: 0 1px 4px rgba(0,0,0,.25); box-sizing: border-box; max-width: 100%; max-height: 100%; transform: rotate(var(--rot, 0deg)) scale(var(--fit, 1)); transition: transform 0.15s; }
.pdf-thumb[data-quarter="1"] { --fit: 0.7; }
.img-foot { text-align: center; padding: 24px 16px; font-size: 0.875rem; }
.img-foot a { color: var(--text-secondary); }
.pdf-num { font-size: 0.8rem; color: var(--text-secondary); text-align: center; }
.pdf-ctl { display: flex; flex-wrap: wrap; justify-content: center; gap: 2px; }
.pdf-mini { border: 0; background: transparent; color: var(--text-primary); cursor: pointer; padding: 4px 6px; border-radius: 6px; font: inherit; line-height: 1; }
.pdf-mini:hover { background: var(--bg-primary); }
.pdf-sel { width: 18px; height: 18px; margin: 0 4px; }
@media (prefers-reduced-motion: reduce) { .pdf-thumb canvas { transition: none; } }