/* Lehrzeug PDF-Werkzeug – werkzeugeigenes Design. Gemeinsames Design: /kern/kern.css */
.btn-block { width: 100%; justify-content: center; }
.lz-side > .btn-block { margin-top: 16px; }
.lz-side > .hint { margin: 10px 0 0; }
.lz-side .lz-sec { margin-top: 16px; }
.lz-side .lz-sec > p.field-label { margin: 0 0 -4px; }

/* Dateiliste */
.pdf-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.pdf-item { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-2); }
.pdf-item.is-err { border-color: var(--coral); background: var(--coral-soft); }
.pdf-item.is-err small { color: var(--coral-ink); }
.pdf-num { display: grid; place-items: center; min-width: 26px; height: 26px; border-radius: 8px; background: var(--navy, #071B4A); color: #fff; font-size: 12.5px; font-weight: 700; }
.pdf-ico { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: var(--coral-soft); color: var(--coral-ink); flex: none; }
.pdf-meta { flex: 1; min-width: 160px; display: grid; gap: 1px; }
.pdf-meta b { font-weight: 500; overflow-wrap: anywhere; }
.pdf-meta small { color: var(--ink-3); font-size: 13px; }
.pdf-range { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--ink-2); }
.pdf-range .input { width: 120px; }
.pdf-acts { display: flex; gap: 2px; }
.pdf-acts .icon-btn:disabled { opacity: .3; }
#mgPages.is-bad { color: var(--coral-ink); }
.pdf-file { margin-bottom: 12px; }

/* Stufen */
.pdf-levels { display: grid; gap: 6px; }
.pdf-level { position: relative; display: block; cursor: pointer; }
.pdf-level input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.pdf-level span { display: grid; gap: 1px; padding: 9px 12px 9px 38px; border: 1.5px solid var(--line-2); border-radius: 12px; background: var(--surface-2); position: relative; }
.pdf-level span::before { content: ""; position: absolute; left: 12px; top: 12px; width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--line-2); background: var(--surface); box-sizing: border-box; }
.pdf-level b { font-weight: 500; font-size: 14.5px; }
.pdf-level small { color: var(--ink-3); font-size: 13px; }
.pdf-level input:checked + span { border-color: var(--teal); background: var(--teal-soft); }
.pdf-level input:checked + span::before { border: 5px solid var(--teal); }
.pdf-level input:focus-visible + span { outline: 3px solid var(--focus); outline-offset: 2px; }

/* Status und Ergebnis */
.pdf-status:empty { display: none; }
.pdf-status { margin-top: 14px; }
.pdf-busy { display: flex; align-items: center; gap: 10px; margin: 0; color: var(--ink-2); font-weight: 500; }
.pdf-spin { width: 18px; height: 18px; border-radius: 50%; border: 3px solid var(--teal-soft); border-top-color: var(--teal); animation: pdfspin .8s linear infinite; }
@keyframes pdfspin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .pdf-spin { animation-duration: 2.4s; } }
.pdf-result { margin-top: 16px; padding: 16px; border-radius: 16px; border: 1.5px solid var(--teal); background: var(--teal-soft); display: grid; gap: 12px; }
.pdf-res-head { display: flex; gap: 12px; align-items: center; }
.pdf-res-ico { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--teal); color: var(--on-teal, #fff); flex: none; }
.pdf-res-t { margin: 0; font-weight: 700; overflow-wrap: anywhere; }
.pdf-res-m { margin: 2px 0 0; color: var(--ink-2); font-size: 14px; }
.pdf-save { display: inline-block; margin-left: 4px; padding: 1px 9px; border-radius: 99px; background: var(--sunken); font-size: 12.5px; font-weight: 700; }
.pdf-save.good { background: var(--teal); color: var(--on-teal, #fff); }
.pdf-result .hint { margin: 0; }
.pdf-bar { display: grid; gap: 4px; }
.pdf-bar span { display: block; height: 18px; border-radius: 6px; position: relative; }
.pdf-bar i { position: absolute; left: 8px; top: 0; line-height: 18px; font-style: normal; font-size: 11.5px; font-weight: 700; color: #fff; }
.pdf-bar-b { width: 100%; background: #8E9AB0; }
.pdf-bar-a { width: 50%; background: var(--teal); min-width: 64px; }

/* Bilder */
.pdf-thumbs { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
.pdf-thumb { position: relative; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-2); padding: 8px; display: grid; gap: 6px; }
.pdf-thumb-img { aspect-ratio: 210 / 297; display: grid; place-items: center; background: #fff; border-radius: 8px; overflow: hidden; box-shadow: inset 0 0 0 1px var(--line); }
.pdf-thumb-img img { max-width: 92%; max-height: 92%; object-fit: contain; transition: transform .2s; }
.pdf-thumb .pdf-num { position: absolute; top: 4px; left: 4px; }
.pdf-thumb-acts { display: flex; justify-content: space-between; }
.pdf-thumb-acts .icon-btn:disabled { opacity: .3; }

/* Aufteilungs-Vorschau */
.nu-demo { display: flex; gap: 16px; justify-content: center; padding: 16px 0 6px; flex-wrap: wrap; }
.nu-sheet { display: grid; background: #fff; border-radius: 4px; box-shadow: 0 10px 26px -16px rgba(7, 27, 74, .55), 0 0 0 1px rgba(7, 27, 74, .08); padding: 6px; gap: 6px; }
.n2 .nu-sheet { width: 220px; aspect-ratio: 297 / 210; grid-template-columns: 1fr 1fr; }
.n4 .nu-sheet { width: 150px; aspect-ratio: 210 / 297; grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; }
.nu-sheet span { display: grid; place-items: center; border-radius: 3px; background: repeating-linear-gradient(180deg, #E6ECF4 0 3px, #fff 3px 9px); color: #071B4A; font-weight: 700; font-size: 18px; border: 1px solid #CCD6E1; }
.nu-sheet.cut { position: relative; }
.n2 .nu-sheet.cut { background: linear-gradient(90deg, transparent calc(50% - .5px), #8E9AB0 calc(50% - .5px), #8E9AB0 calc(50% + .5px), transparent calc(50% + .5px)), #fff; }
.n4 .nu-sheet.cut { background: linear-gradient(90deg, transparent calc(50% - .5px), #8E9AB0 calc(50% - .5px), #8E9AB0 calc(50% + .5px), transparent calc(50% + .5px)), linear-gradient(180deg, transparent calc(50% - .5px), #8E9AB0 calc(50% - .5px), #8E9AB0 calc(50% + .5px), transparent calc(50% + .5px)), #fff; }
#nuInfo { text-align: center; }

@media (max-width: 600px) {
  .pdf-range { width: 100%; }
  .pdf-range .input { flex: 1; width: auto; }
  .pdf-acts { margin-left: auto; }
}