/* Sirens (soundofsirens.net), Variante AC.
   Praefix sir, englische Einzelwoerter mit Bindestrich. Keine Webfonts,
   kein JavaScript. Mobile zuerst, ein Umbruch bei 58rem. */

:root {
  --grund: #f6f7f4;
  --weiss: #ffffff;
  --tinte: #1b2426;
  --tintematt: #5e6b6d;
  --kobalt: #1f4e79;
  --kobalttief: #15375a;
  --linie: #dfe3de;
  --ton: #e9ece7;
  --lauftext: "Lucida Grande", "Lucida Sans Unicode", "Segoe UI", Tahoma, sans-serif;
  --titel: Rockwell, "Roboto Slab", "Bookman Old Style", Georgia, serif;
  --breite: 62rem;
  --satz: 40rem;
  --luft: 1.25rem;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  background: var(--grund);
  color: var(--tinte);
  font-family: var(--lauftext);
  font-size: 1.0625rem;
  line-height: 1.62;
  margin: 0;
}

h1, h2, h3, .sir-wordmark, .sir-kicker {
  font-family: var(--titel);
  font-weight: 700;
  line-height: 1.22;
}

h1 { font-size: 1.7rem; margin: 0 0 0.6rem; }
h2 { font-size: 1.3rem; margin: 2rem 0 0.7rem; }
h3 { font-size: 1.05rem; margin: 1.5rem 0 0.4rem; }

p, ul, ol, dl, table { margin: 0 0 1rem; }

a { color: var(--kobalttief); }

a:hover { color: var(--kobalt); }

.sir-prose a, .sir-footline a {
  text-decoration: underline;
  text-underline-offset: 0.14em;
}

:focus-visible { outline: 3px solid var(--kobalt); outline-offset: 2px; }

img { display: block; height: auto; max-width: 100%; }

/* Lange deutsche Komposita brechen bei 320 px sonst aus der Spalte */
h1, h2, h3, .sir-prose, .sir-card p, .sir-rail a {
  hyphens: auto;
  overflow-wrap: break-word;
}

.sir-shell {
  margin-inline: auto;
  max-width: var(--breite);
  padding-inline: var(--luft);
}

.sir-skip { left: -9999px; position: absolute; }

.sir-skip:focus {
  background: var(--tinte);
  color: var(--weiss);
  display: block;
  padding: 0.6rem var(--luft);
  position: static;
}

/* Kopf */

.sir-masthead { background: var(--weiss); border-bottom: 2px solid var(--tinte); }

.sir-head { padding-block: 1.1rem 0; }

.sir-brand {
  align-items: center;
  color: var(--tinte);
  display: inline-flex;
  gap: 0.5rem;
  text-decoration: none;
}

.sir-wordmark { font-size: 1.55rem; letter-spacing: 0.02em; }

.sir-tagline {
  color: var(--tintematt);
  font-size: 0.9375rem;
  margin: 0.2rem 0 0.9rem;
}

.sir-menu {
  border-top: 1px solid var(--linie);
  display: flex;
  flex-wrap: wrap;
  gap: 0 1.3rem;
  padding-block: 0.55rem;
}

.sir-menu a {
  font-family: var(--titel);
  font-size: 0.9375rem;
  padding-block: 0.2rem;
  text-decoration: none;
}

.sir-menu a[aria-current], .sir-menu a:hover {
  box-shadow: inset 0 -2px 0 var(--kobalt);
}

/* Brotkrume: Stufen als Kaestchen, kein Trennzeichen */

.sir-crumbs { padding-block: 1rem 0; }

.sir-crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.sir-crumbs li {
  background: var(--ton);
  border-radius: 2px;
  font-size: 0.8125rem;
  padding: 0.2rem 0.5rem;
}

.sir-crumbs li[aria-current] { background: var(--tinte); color: var(--grund); }

.sir-crumbs a { text-decoration: none; }

/* Startseite und Rubrik: waagerechte Karten */

.sir-opener { padding-block: 1.6rem 0.6rem; }

.sir-opener p { color: var(--tintematt); margin: 0; max-width: var(--satz); }

.sir-section { padding-block: 1.6rem; }

.sir-kicker {
  color: var(--kobalt);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  margin: 0 0 0.3rem;
  text-transform: uppercase;
}

.sir-section > p { color: var(--tintematt); max-width: var(--satz); }

.sir-more a {
  border-bottom: 1px solid var(--kobalt);
  font-family: var(--titel);
  font-size: 0.9375rem;
  text-decoration: none;
}

.sir-deck { list-style: none; margin: 1.2rem 0 0; padding: 0; }

.sir-card {
  border-top: 1px solid var(--linie);
  display: grid;
  gap: 0.8rem;
  grid-template-columns: 1fr;
  padding-block: 1.1rem;
}

.sir-thumb { margin: 0; }

.sir-thumb img { aspect-ratio: 16 / 9; object-fit: cover; width: 100%; }

.sir-card h3 { margin: 0 0 0.35rem; }

.sir-card h3 a { text-decoration: none; }

.sir-card h3 a:hover { box-shadow: inset 0 -2px 0 var(--kobalt); }

.sir-card p { color: var(--tintematt); font-size: 0.9375rem; margin: 0 0 0.3rem; }

.sir-stamp { font-size: 0.8125rem; letter-spacing: 0.03em; }

/* Beitrag */

.sir-banner { background: var(--ton); padding-block: 1.5rem; }

.sir-banner p { color: var(--tintematt); margin: 0; max-width: var(--satz); }

.sir-strip { margin: 0; }

.sir-strip img {
  aspect-ratio: 21 / 9;
  max-height: 24rem;
  object-fit: cover;
  width: 100%;
}

.sir-strip figcaption {
  color: var(--tintematt);
  font-size: 0.8125rem;
  margin-inline: auto;
  max-width: var(--breite);
  padding: 0.5rem var(--luft) 0;
}

.sir-body { padding-block: 1.6rem 2rem; }

.sir-facts {
  border-block: 1px solid var(--linie);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.875rem;
  gap: 0.7rem 1.5rem;
  margin: 0 0 1.4rem;
  padding-block: 0.7rem;
}

.sir-facts dt {
  color: var(--tintematt);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.sir-facts dd { margin: 0.15rem 0 0; }

.sir-rail { margin: 0 0 1.6rem; }

.sir-railhead {
  font-family: var(--titel);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin: 0 0 0.6rem;
  text-transform: uppercase;
}

.sir-rail ol {
  border-left: 3px solid var(--kobalt);
  list-style: none;
  margin: 0;
  padding: 0 0 0 0.9rem;
}

.sir-rail li { margin-bottom: 0.4rem; }

.sir-rail a { font-size: 0.9375rem; text-decoration: none; }

.sir-rail a:hover { text-decoration: underline; }

.sir-prose { max-width: var(--satz); }

.sir-prose ul, .sir-prose ol { padding-left: 1.3rem; }

.sir-prose li { margin-bottom: 0.4rem; }

.sir-scroll { margin-bottom: 1.2rem; overflow-x: auto; }

.sir-scroll table {
  border-collapse: collapse;
  font-size: 0.9375rem;
  width: 100%;
}

.sir-scroll td, .sir-scroll th {
  border: 1px solid var(--linie);
  padding: 0.5rem 0.6rem;
  text-align: left;
}

.sir-scroll th { background: var(--ton); font-family: var(--titel); }

/* Anschluss, Haustext, Fehlerseite */

.sir-next { border-top: 1px solid var(--linie); padding-block: 1.4rem 2rem; }

.sir-next h2 { margin-top: 0; }

.sir-about { background: var(--ton); margin-top: 1.4rem; padding-block: 1.6rem; }

.sir-about h2 { margin-top: 0; }

.sir-about p { max-width: var(--satz); }

.sir-gone { padding-block: 2rem 3rem; }

/* Fuss */

.sir-foot {
  background: var(--tinte);
  color: var(--grund);
  margin-top: 2.4rem;
  padding-block: 2rem 1rem;
}

.sir-foot h2 { font-size: 1rem; margin: 0 0 0.5rem; }

.sir-foot p { color: #b9c2c2; font-size: 0.9375rem; max-width: var(--satz); }

.sir-foot a {
  border-bottom: 1px solid #45514f;
  color: var(--grund);
  text-decoration: none;
}

.sir-foot a:hover { border-bottom-color: var(--grund); color: var(--weiss); }

.sir-foot ul { list-style: none; margin: 0; padding: 0; }

.sir-foot li { padding-block: 0.25rem; }

.sir-footline {
  border-top: 1px solid #333d3c;
  font-size: 0.8125rem;
  margin: 1.4rem 0 0;
  padding-top: 0.9rem;
}

@media (min-width: 58rem) {
  :root { --luft: 2rem; }

  h1 { font-size: 2.15rem; }
  h2 { font-size: 1.45rem; }

  .sir-card { grid-template-columns: 17rem 1fr; gap: 1.4rem; }

  .sir-body {
    display: grid;
    gap: 0 2.5rem;
    grid-template-columns: 15rem minmax(0, 1fr);
  }

  .sir-facts { grid-column: 1 / -1; }

  .sir-rail { align-self: start; position: sticky; top: 1.5rem; }

  .sir-foot > .sir-shell:first-child {
    display: grid;
    gap: 2rem;
    grid-template-columns: 2fr 1fr;
  }
}