/* =====================================================================
   Regelwerk /regelwerk, /regelwerk/<buch> (design.md 6.3)
   Nur Tokens aus site.css. Klebende Suchleiste unter der Kopfzeile,
   Inhaltsverzeichnis links (mobil ausklappbar), Regeln mit Direktlink.
   ===================================================================== */
.seite-regelwerk { --rw-bar: 73px; }

/* ---------- Seitenkopf: Aktendeckel rechts ---------- */
.rw-hero { padding-bottom: clamp(48px, 5vw, 80px); }
.rw-akte {
  --c: var(--cut);
  position: relative; display: grid; gap: 18px; padding: 24px 24px 22px;
  background: var(--papier); color: var(--text-ink);
}
.rw-akte::before { /* Registerrand wie ein Aktendeckel */
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 8px; background: var(--streifen);
}
.rw-akte__kopf { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; padding-left: 6px; }
.rw-akte__kopf > span { font: 700 var(--fs-label)/1.3 var(--f-ui); letter-spacing: .2em; text-transform: uppercase; color: var(--text-papier-2); }
.rw-akte .stamp { flex: none; margin: -2px -2px 0 0; font-size: 22px; }
.rw-akte__stand { display: grid; gap: 6px; padding-left: 6px; }
.rw-akte__stand small { font: 700 var(--fs-label)/1 var(--f-ui); letter-spacing: .2em; text-transform: uppercase; color: var(--text-papier-2); }
.rw-akte__stand time { font: 400 clamp(38px, 3.4vw, 50px)/.9 var(--f-display); letter-spacing: .01em; text-transform: uppercase; color: var(--text-ink); }
.rw-akte__fakten { display: grid; gap: 12px; margin: 0; padding: 16px 0 0 6px; border-top: 1px dashed var(--linie-papier); }
.rw-akte__fakten div { display: grid; gap: 2px; }
.rw-akte__fakten dt { font: 700 var(--fs-label)/1.3 var(--f-ui); letter-spacing: .14em; text-transform: uppercase; color: var(--text-papier-2); }
.rw-akte__fakten dd { margin: 0; font-size: var(--fs-klein); line-height: 1.5; color: var(--text-papier); }
.rw-akte__druck { justify-self: start; margin-left: 6px; background: var(--text-ink); color: var(--papier); }
.rw-akte__druck:hover { background: var(--tief); color: #fff; }
.no-js .rw-akte__druck { display: none; }
@media (max-width: 959px) {
  .rw-hero .page-hero__aside { max-width: 460px; }
}
@media (max-width: 639px) { /* Stand steht im Kicker, die Akte wäre mobil nur Länge */
  .rw-hero .page-hero__aside { display: none; }
}

/* ---------- Buch-Reiter ---------- */
.rw-buecher { margin-top: 8px; }
.rw-buecher .tabs__tab { min-height: 44px; }
@media (max-width: 639px) {
  .rw-buecher .tabs__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rw-buecher .tabs__tab { justify-content: center; padding-inline: 8px; font-size: 12px; letter-spacing: .06em; }
  .rw-buecher .tabs__tab .count { display: none; }
}

/* ---------- Klebende Suchleiste ---------- */
.rw-leiste {
  position: sticky; top: var(--hdr-h); z-index: var(--z-sticky);
  margin-top: 20px; padding: 12px 0;
  background: rgb(var(--grund-rgb) / .96);
  box-shadow: 0 1px 0 var(--linie), 0 12px 24px rgb(var(--grund-rgb) / .55);
}
.rw-leiste::after { /* Magenta-Lichtkante unten, wird mit dem Scrollen sichtbar */
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--linie-mag-2) 30%, var(--linie-mag-2) 70%, transparent);
}
.rw-suche { display: flex; gap: 10px; align-items: center; }
.rw-suche .search { flex: 1; min-width: 0; }
.rw-suche .search input { font-size: 16px; } /* 16 px verhindert das Zoomen auf iOS */
.rw-suche .search__count:empty { display: none; }
.rw-suche .search .key { display: none; }
.js .rw-suche__los { display: none; }
@media (min-width: 960px) and (hover: hover) {
  .js .rw-suche .search .key { display: inline-grid; }
}
@media (max-width: 639px) {
  .rw-suche .search__count { margin-right: 8px; }
}

/* ---------- Text und Inhaltsverzeichnis ---------- */
.rw-body { padding-top: clamp(24px, 3vw, 40px); padding-bottom: var(--sec-y); }
.rw-treffer { margin-bottom: 28px; }
.rw-treffer a { color: #fff; }
.rw-grid { --gap: 28px; }

.rw-toc { min-width: 0; scroll-margin-top: calc(var(--hdr-h) + var(--rw-bar) + 8px); background: var(--flaeche); box-shadow: inset 0 0 0 1px var(--linie); }
.rw-toc__sum {
  position: relative; display: flex; align-items: center; min-height: 52px; padding: 14px 52px 14px 18px; cursor: pointer; list-style: none;
  font: 700 13px/1.2 var(--f-ui); letter-spacing: .14em; text-transform: uppercase; color: var(--text);
}
.rw-toc__sum::-webkit-details-marker { display: none; }
.rw-toc__sum::before { content: ""; width: 4px; align-self: stretch; margin: -14px 14px -14px -18px; background: var(--mag); }
.rw-toc__sum::after {
  content: ""; position: absolute; right: 22px; top: 50%; width: 10px; height: 10px; margin-top: -7px;
  border-right: 2px solid var(--rosa); border-bottom: 2px solid var(--rosa); transform: rotate(45deg); transition: transform var(--t) var(--ease);
}
.rw-toc[open] .rw-toc__sum::after { transform: rotate(-135deg); margin-top: -2px; }
.rw-toc__sum:focus-visible { outline: 3px solid var(--rosa); outline-offset: -3px; }
.rw-toc .toc { padding: 4px 10px 14px; }
.rw-toc .toc__title { display: none; }
.rw-toc .toc__link { min-height: 40px; align-items: center; }
.rw-toc .toc__link.is-leer { opacity: .38; }
.rw-toc .toc__link.is-leer:hover { opacity: .7; }
.rw-toc .toc__treffer { justify-self: end; grid-column: 2; margin-top: -2px; font: 700 12px/1 var(--f-ui); letter-spacing: .06em; color: var(--rosa); }

@media (min-width: 960px) {
  .rw-toc {
    position: sticky; top: calc(var(--hdr-h) + var(--rw-bar) + 20px);
    max-height: calc(100vh - var(--hdr-h) - var(--rw-bar) - 40px); overflow-y: auto; scrollbar-width: thin;
    background: none; box-shadow: none;
  }
  .rw-toc__sum { display: none; }
  .rw-toc::details-content { content-visibility: visible; display: block; }
  .rw-toc .toc { padding: 0; }
  .rw-toc .toc__title { display: block; }
}

/* ---------- Kapitel ---------- */
.rw-text { min-width: 0; }
.rw-kapitel { scroll-margin-top: calc(var(--hdr-h) + var(--rw-bar) + 16px); }
.rw-kapitel + .rw-kapitel { margin-top: clamp(48px, 5vw, 72px); }
.rw-kapitel__head { padding-bottom: 14px; margin-bottom: 4px; }
.rw-kapitel__mark { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin-bottom: 12px; }
.rw-kapitel__mark > span:first-child {
  padding: 5px 9px 4px; font: 700 var(--fs-label)/1 var(--f-ui); letter-spacing: .2em; text-transform: uppercase;
  color: var(--text-ink); background: var(--mag);
}
.rw-kapitel__hits { font: 700 var(--fs-label)/1 var(--f-ui); letter-spacing: .14em; text-transform: uppercase; color: var(--rosa); }
.rw-kapitel__title {
  position: relative; padding-bottom: 16px;
  font: 400 clamp(36px, 3.6vw, 56px)/.95 var(--f-display); letter-spacing: .015em; text-transform: uppercase; color: #fff;
  text-shadow: var(--versatz-text);
}
.rw-kapitel__title::after { content: ""; position: absolute; left: 0; bottom: 0; width: min(160px, 40%); height: 6px; background: var(--streifen); }
.rw-kapitel__nr { color: var(--mag); text-shadow: none; margin-right: .12em; }
.rw-kapitel__intro { margin-top: 14px; max-width: var(--wrap-text); color: var(--text-2); }

/* ---------- Regel ---------- */
.rw .rule { scroll-margin-top: calc(var(--hdr-h) + var(--rw-bar) + 16px); padding-right: 52px; }
.rw .rule:target { padding-left: 14px; }
.rule__nr { align-self: start; text-decoration: none; font-variant-numeric: tabular-nums; }
.rule__nr:hover { color: var(--rosa); }
.rule__nr:focus-visible { outline-offset: 2px; }
.rule__body { max-width: var(--wrap-text); }
.rule__body.prose { font-size: 16px; }
.rule__body > * + * { margin-top: .8em; }
.rule__body .note { font-size: 15px; }
.rule__meta { margin-top: 6px; }
.rule__link {
  --c: var(--cut-xs);
  position: absolute; right: 0; top: 14px; display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-width: 40px; height: 40px; padding: 0 10px; border: 0; cursor: pointer;
  font: 700 12px/1 var(--f-ui); letter-spacing: .12em; text-transform: uppercase;
  color: var(--text-3); background: rgba(255, 255, 255, .04); box-shadow: inset 0 0 0 1px var(--linie-2);
  clip-path: polygon(0 0, calc(100% - var(--c)) 0, 100% var(--c), 100% 100%, var(--c) 100%, 0 calc(100% - var(--c)));
  transition: color var(--t), background var(--t), opacity var(--t);
}
.rule__link .icon { width: 16px; height: 16px; }
.rule__link-text { display: none; }
.rule__link:hover { color: #fff; background: rgb(var(--mag-rgb) / .2); }
.rule__link:focus-visible { outline: 3px solid var(--fokus); outline-offset: -4px; }
.rule__link.is-done { color: var(--text-ink); background: var(--ok); box-shadow: none; }
.no-js .rule__link { display: none; }
.no-js .rw .rule { padding-right: 0; }
@media (hover: hover) and (pointer: fine) {
  .rule__link { opacity: .8; } /* ruhig, aber lesbar: 12px brauchen 4,5:1 */
  .rule:hover .rule__link, .rule:focus-within .rule__link, .rule__link.is-done { opacity: 1; }
}
@media (min-width: 1280px) {
  .rw .rule { padding-right: 96px; }
  .rule__link-text { display: inline; }
}

/* ---------- Abschluss, Leerzustand ---------- */
.rw-ende { margin-top: clamp(48px, 5vw, 72px); }
.rw-ende .note { padding: 20px 22px; }
.rw-ende .note p + p { margin-top: 10px; }
.rw-ende__links { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.rw-ende__links a { display: inline-flex; align-items: center; min-height: 44px; font: 700 13px/1.4 var(--f-ui); letter-spacing: .1em; text-transform: uppercase; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 4px; }
.rw-leer { margin-top: 8px; }

/* ---------- Druckansicht: nur Text, alle Regeln, keine Bedienelemente ---------- */
.rw-druckkopf { display: none; }
@media print {
  .seite-regelwerk { background: #fff; }
  .rw-hero { padding: 0 0 8pt; }
  .rw-hero::before, .rw-hero::after, .rw-hero .kicker, .rw-hero .chips, .rw-hero .page-hero__aside,
  .rw-buecher, .rw-leiste, .rw-toc, .rule__link, .rw-ende, .rw-treffer, .rw-leer, .skip-link { display: none !important; }
  .rw-hero .page-hero__grid { display: block; }
  .rw-hero .page-hero__title { font-size: 28pt; color: #000; text-shadow: none; }
  .rw-hero .page-hero__title em { background: none; color: #000; -webkit-text-fill-color: #000; filter: none; }
  .rw-hero .page-hero__lead { font-size: 11pt; color: #000; }
  .rw-druckkopf { display: block; margin: 0 0 12pt; padding: 0 var(--gutter); font: 9pt/1.4 var(--f-ui); color: #000; }
  .rw-body { padding-block: 0; }
  .rw-grid { display: block; }
  .rw-kapitel[hidden] { display: block !important; }
  .rw .rule[hidden] { display: grid !important; }
  .rw-kapitel + .rw-kapitel { margin-top: 18pt; }
  .rw-kapitel__head { break-after: avoid; }
  .rw-kapitel__mark { display: none; }
  .rw-kapitel__title { font-size: 20pt; color: #000; text-shadow: none; padding-bottom: 4pt; }
  .rw-kapitel__title::after { display: none; }
  .rw-kapitel__nr { color: #8e1467; }
  .rw .rule { display: grid; grid-template-columns: 44pt minmax(0, 1fr); gap: 2pt 10pt; padding: 6pt 0; border-bottom: .5pt solid var(--linie-papier); break-inside: avoid; }
  .rw .rule:target { background: none; box-shadow: none; padding-left: 0; }
  .rule__nr { font-size: 14pt; }
  .rule__body.prose { font-size: 10.5pt; line-height: 1.45; color: #000; }
  .rule__body .note { background: none; box-shadow: inset 2pt 0 0 #000; color: #000; }
  .rule__body .note__icon { display: none; }
  .prose ul > li::before { background: #000; }
  mark { background: none; color: inherit; box-shadow: none; padding: 0; }
  .chip { background: none; box-shadow: none; color: #000; padding: 0; }
}