/* ════════════════════════════════════════════════════════════════════════
   MKH — Process Piping Systems · marken­spezifische Ergänzungen
   Baut auf dem geteilten Vatten-Design-System (site.css + article.css) auf.
   Hier NUR, was MKH zusätzlich braucht: Wortmarke, Hero-Tags, Prozess,
   Anwendungs-Galerie, Spalten-Footer. Farben/Typo kommen aus site.css.
   ════════════════════════════════════════════════════════════════════════ */

/* ══════════════════ WORTMARKE + POWERED BY ══════════════════ */
.brand-mkh { height: 32px; width: auto; display: block; transition: height .4s ease; }
#main-nav.scrolled .brand-mkh { height: 28px; }
.mkh-footer .brand-mkh { height: 80px; }
@media (min-width: 1400px) { .brand-mkh { height: 36px; } }
@media (max-width: 575.98px) {
  .brand-mkh, #main-nav.scrolled .brand-mkh { height: 26px; }
}

.powered-by {
  display: none;                      /* auf Handys ausgeblendet, wie im Original */
  margin-left: .9rem;
  padding-left: .9rem;
  border-left: 1px solid var(--bs-border-color);
  font-size: .58rem;
  line-height: 1.25;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--silber);
  font-weight: 600;
  white-space: nowrap;
}
.powered-by strong { color: var(--eis); font-weight: 600; }
@media (min-width: 576px) { .powered-by { display: inline-block; } }

/* "Projekt anfragen" als kompakter Nav-CTA (heller Marine-Knopf) */
.nav-cta {
  --bs-btn-color: var(--kreide);
  --bs-btn-hover-color: var(--kreide);
  background: var(--marine);
  border: 1px solid var(--marine);
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: .55rem 1.15rem;
  border-radius: 2rem;
  white-space: nowrap;
  flex: 0 0 auto;
  transition: background .25s, border-color .25s, transform .25s;
}
.nav-cta:hover, .nav-cta:focus { background: var(--stahl); border-color: var(--stahl); transform: translateY(-1px); }

/* kleine Farb-Utility, die in site.css fehlt */
.text-stahl { color: var(--stahl) !important; }

/* aktiver Nav-Punkt */
#main-nav .nav-link.active { color: var(--eis); }

/* Platzhalter-Kacheln: Vatten-Avatar-Wasserzeichen entfernen (Asset nicht Teil von MKH) */
.ph::before { background-image: none; }

/* ══════════════════ HERO-TAGS (Disziplinen-Leiste) ══════════════════ */
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem 2.2rem;
  border-top: 1px solid var(--bs-border-color);
  padding-top: 1.6rem;
  margin-top: 2.6rem;
  max-width: 760px;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--silber);
  font-weight: 600;
}
.hero-tag::before {
  content: "";
  width: .4rem; height: .4rem;
  border-radius: 50%;
  background: var(--eis);
  flex: 0 0 auto;
}

/* ══════════════════ SECTION-KOPF (Headline + Randnotiz) ══════════════════ */
.section-head {
  font-weight: 600;
  font-size: clamp(1.9rem, 4vw, 3.1rem);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--kreide);
  margin: 0;
}
.section-aside {
  color: var(--silber);
  font-size: .95rem;
  line-height: 1.6;
  max-width: 38ch;
}

/* ══════════════════ CHECK-LISTE (Akzent-Strich, wie MKH-Original) ══════════════════ */
.check-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--bs-border-color); }
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 1.1rem;
  padding: .95rem 0;
  border-bottom: 1px solid var(--bs-border-color);
  color: var(--kreide);
  font-size: 1.02rem;
}
.check-list li::before {
  content: "";
  flex: 0 0 auto;
  width: 1.5rem; height: 2px;
  margin-top: .8rem;
  background: var(--eis);
}

/* ══════════════════ PROZESS-PHASEN ══════════════════ */
.phase-label {
  font-size: .72rem;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--stahl);
  font-weight: 600;
}
.phase-card .phase-rule {
  display: block;
  height: 2px; width: 1.6rem;
  margin-top: 1.4rem;
  background: rgba(122,156,184,.4);
  transition: width .5s ease, background .5s ease;
}
.phase-card:hover .phase-rule { width: 3.4rem; background: var(--eis); }

/* ══════════════════ ANWENDUNGS-GALERIE ══════════════════ */
.anwendung-tile { position: relative; display: block; overflow: hidden; border-radius: .5rem; text-decoration: none; }
.anwendung-tile .ph { transition: transform .5s ease, border-color .5s ease; }
.anwendung-tile:hover .ph { transform: scale(1.04); border-color: rgba(122,156,184,.5); }
.anwendung-cap {
  position: absolute;
  inset: auto 0 0 0;
  z-index: 2;
  padding: 1.6rem 1.2rem 1.1rem;
  background: linear-gradient(0deg, rgba(8,15,26,.9) 0%, rgba(8,15,26,.35) 55%, rgba(8,15,26,0) 100%);
  color: var(--kreide);
  font-weight: 600;
  font-size: 1.02rem;
  letter-spacing: -.01em;
}

/* ══════════════════ RATGEBER-HUB: THEMENGRUPPEN ══════════════════ */
.ratgeber-group { margin-top: 2.8rem; }
.ratgeber-group:first-of-type { margin-top: 0; }
.ratgeber-group-title {
  font-size: .8rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--eis);
  font-weight: 600;
  margin: 0 0 1.3rem;
  padding-bottom: .7rem;
  border-bottom: 1px solid var(--bs-border-color);
}
.ratgeber-group-title .count {
  color: var(--stahl);
  margin-left: .4rem;
  font-size: .82em;
}

/* ══════════════════ SPALTEN-FOOTER ══════════════════ */
.mkh-footer { background: var(--tiefnacht); }
.mkh-footer .brand-mkh { margin-bottom: 1.4rem; }
.mkh-footer h4 {
  font-size: .7rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--eis);
  font-weight: 600;
  margin-bottom: 1.1rem;
}
.mkh-footer ul { list-style: none; padding: 0; margin: 0; }
.mkh-footer li { margin-bottom: .6rem; }
.mkh-footer a { color: var(--silber); text-decoration: none; transition: color .25s; }
.mkh-footer a:hover { color: var(--eis); }
.mkh-foot-intro { color: var(--silber); font-size: .92rem; line-height: 1.65; max-width: 34ch; }
.mkh-foot-powered { font-size: .7rem; letter-spacing: .2em; text-transform: uppercase; color: var(--stahl); font-weight: 600; margin-top: 1.4rem; }
.mkh-foot-powered strong { color: var(--silber); font-weight: 600; }
.mkh-foot-area {
  margin-top: 2.4rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--bs-border-color);
  font-size: .8rem;
  line-height: 1.95;
  color: var(--stahl);
}
.mkh-foot-area-label {
  display: block;
  font-size: .7rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--eis);
  font-weight: 600;
  margin-bottom: .5rem;
}
.mkh-foot-bottom {
  border-top: 1px solid var(--bs-border-color);
  margin-top: 2rem;
  padding-top: 1.6rem;
  font-size: .78rem;
  color: var(--stahl);
  display: flex;
  flex-wrap: wrap;
  gap: .6rem 1.6rem;
  align-items: center;
  justify-content: space-between;
}
.mkh-foot-bottom .foot-legal { display: flex; flex-wrap: wrap; gap: .4rem 1.4rem; align-items: center; }
.mkh-foot-bottom a { color: var(--silber); }
.mkh-foot-bottom a:hover { color: var(--eis); }
.mkh-foot-bottom strong { color: var(--silber); font-weight: 600; }