/* ENTROPIC UNIT — Identity-Layer v2
   Eigenständige grafische Handschrift: harte Kanten, Schnittmarken,
   Riso-Duoton (Knochenweiß/Signalrot), Stempel- und Marker-Elemente. */

:root {
  --eu-bone: #e8e4d8;
  --eu-red: #e03020;
  --eu-ink: #0c0c0b;
  --eu-cut: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}

::selection { background: var(--eu-red); color: var(--eu-bone); }

/* Karten: abgeschnittene Ecke + harter Versatz-Schatten */
.module-card, .lane-card, .print-card, .summary-box {
  clip-path: var(--eu-cut);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.module-card:hover, .print-card:hover {
  transform: translate(-2px, -2px);
}

/* Modul-Codes als schräg gestempelte Marken */
.module-code {
  display: inline-block;
  border: 1px solid currentColor;
  padding: 2px 8px;
  transform: rotate(-1.2deg);
  transform-origin: left bottom;
}
.module-card:nth-child(2n) .module-code { transform: rotate(0.9deg); }
.module-card:nth-child(3n) .module-code { transform: rotate(-0.6deg); }

/* Abschnittstitel: Marker-Unterstrich */
.section-head h2 {
  display: inline-block;
  background-image: linear-gradient(transparent 68%, rgba(224,48,32,0.55) 68%, rgba(224,48,32,0.55) 92%, transparent 92%);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  padding-right: 6px;
}

/* Kicker mit Schnittmarke */
.kicker::before { content: "— "; color: var(--eu-red); }

/* Buttons: harter Versatz statt Soft-Shadow */
.btn { box-shadow: 3px 3px 0 rgba(224,48,32,0.85); border-radius: 0; }
.btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 rgba(224,48,32,0.85); }
.btn-hot { box-shadow: 3px 3px 0 rgba(232,228,216,0.9); }

/* Subhero: Regieband oben */
.subhero { position: relative; }
.subhero::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 6px;
  background: repeating-linear-gradient(90deg,
    var(--eu-red) 0 26px, transparent 26px 34px,
    var(--eu-bone) 34px 40px, transparent 40px 64px);
  opacity: 0.85;
}

/* Fußzeile: Barcode-Band + Firmenblock */
.footer { border-top: 3px solid var(--eu-bone); position: relative; }
.footer::before {
  content: "";
  position: absolute; top: -3px; right: 20px; width: 140px; height: 3px;
  background: var(--eu-red);
}
.eu-footer-firm {
  font-family: 'IBM Plex Mono', monospace; font-size: 0.62rem;
  letter-spacing: 0.08em; color: #7a7668; line-height: 1.7;
  margin: 6px 0 10px;
}
.eu-footer-firm strong { color: #9a968a; font-weight: 600; }
.eu-barcode {
  height: 22px; margin: 10px 0 4px; max-width: 220px;
  background: repeating-linear-gradient(90deg,
    var(--eu-bone) 0 2px, transparent 2px 5px,
    var(--eu-bone) 5px 9px, transparent 9px 11px,
    var(--eu-bone) 11px 12px, transparent 12px 17px);
  opacity: 0.5;
}

/* Netz-/Schnittstellen-Diagramm */
.eu-hub { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-top: 18px; }
.eu-hub-node {
  border: 1px solid rgba(232,228,216,0.3); padding: 14px;
  font-family: 'IBM Plex Mono', monospace; font-size: 0.68rem;
  letter-spacing: 0.1em; text-transform: uppercase; text-align: center;
  clip-path: var(--eu-cut);
  background: rgba(255,255,255,0.02);
}
.eu-hub-node strong { display: block; font-size: 0.78rem; color: var(--eu-bone); margin-bottom: 4px; }
.eu-hub-node span { color: #7a7668; text-transform: none; letter-spacing: 0.02em; }

/* Stempel „GEPRÜFT/FREIGABE" für Moderationshinweise */
.eu-stamp {
  display: inline-block; border: 2px solid var(--eu-red); color: var(--eu-red);
  font-family: 'IBM Plex Mono', monospace; font-size: 0.6rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase; padding: 4px 10px;
  transform: rotate(-2deg); opacity: 0.9;
}

/* PDF-Bibliothek */
.eu-doc-row {
  display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
  border-bottom: 1px dashed rgba(232,228,216,0.18); padding: 10px 0;
}
.eu-doc-row .doc-title { flex: 1; min-width: 200px; }
.eu-doc-row .doc-meta { font-family: 'IBM Plex Mono', monospace; font-size: 0.62rem;
  letter-spacing: 0.1em; text-transform: uppercase; color: #6e6a62; }

/* ── Bereichsnavigation: gruppiert, gegliedert ──────────────────────── */
.utility-nav {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 0;
  align-items: start;
  padding: 10px var(--container-pad) 12px;
}
.unav-group {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 4px 14px 6px;
  border-left: 1px solid var(--line);
}
.unav-group:first-child { border-left: 0; padding-left: 0; }
.unav-label {
  font-family: var(--mono);
  font-size: 0.56rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #6e6a62;
  padding-left: 10px;
  border-bottom: 1px solid rgba(224,48,32,0.25);
  padding-bottom: 4px;
  margin-bottom: 2px;
}
.unav-links { display: flex; gap: 2px; flex-wrap: wrap; }
.utility-nav a.active {
  color: var(--bone, #e8e4d8);
  border-color: rgba(224,48,32,0.55);
  background: rgba(224,48,32,0.08);
}
@media (max-width: 900px) {
  .utility-nav { grid-template-columns: 1fr; padding-top: 6px; }
  .unav-group {
    border-left: 0;
    border-bottom: 1px solid var(--line);
    padding: 7px 0 8px;
  }
  .unav-group:last-child { border-bottom: 0; }
  .unav-label { font-size: 0.52rem; }
}

/* Bereichsnav: auf Mobil einklappbar, auf Desktop immer offen */
.utility-nav-wrap { border-bottom: 1px solid var(--line); }
.unav-summary {
  display: none;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #9a968a;
  padding: 11px var(--container-pad);
  cursor: pointer;
  list-style: none;
}
.unav-summary::-webkit-details-marker { display: none; }
.unav-details[open] .unav-summary { color: var(--bone, #e8e4d8); }
@media (max-width: 900px) {
  .unav-summary { display: block; }
  .unav-details:not([open]) .utility-nav { display: none; }
}

/* Sprachwähler kompakt statt Vollbreite-Balken */
.topbar .lang-switch {
  flex: 0 0 auto;
  width: auto;
  min-width: 64px;
  max-width: 84px;
  padding: 6px 8px;
}
@media (max-width: 700px) {
  .topbar { gap: 8px; row-gap: 6px; }
  .topbar .lang-switch { order: 2; margin-left: auto; }
  .topbar .topnav { order: 3; width: 100%; }
}