/* =========================================================================
   GEBÄUDEREINIGUNG TEKTAS — DESIGN SYSTEM
   Premium Facility-Service-Marke: editorial, reduziert, architektonisch.
   Keine externen Fonts/Icon-Libraries — bewusst systemnah für Performance
   und weil in dieser Build-Umgebung kein Zugriff auf externe CDNs besteht.
   ========================================================================= */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
img, picture, svg, video { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }

/* ---------- Design Tokens ---------- */
:root {
  /* Brand colors — deep pine/petrol instead of generic "cleaning blue" */
  --color-ink: #121C19;
  --color-brand-900: #10231F;
  --color-brand-700: #1B3830;
  --color-brand-600: #244B40;
  --color-brand-500: #2F5F50;
  --color-accent-800: #764B2C;
  --color-accent-700: #8B5D3A; /* AA-konform (>=4.5:1) für Text/Buttons auf Hell/Weiß */
  --color-accent-600: #A9784C; /* dekorativ / für dunkle Hintergründe */
  --color-accent-500: #BE9268;
  --color-accent-200: #EADFCD;

  --color-paper: #F7F4EF;
  --color-paper-alt: #EFEAE0;
  --color-white: #FFFFFF;
  --color-line: #DBD4C6;
  --color-line-strong: #C7BEAB;

  --color-text: #181F1C;
  --color-text-muted: #545E58;
  --color-text-inverse: #F4F1EA;
  --color-text-inverse-muted: #C9CFC9;

  --color-success: #2F5F50;
  --color-danger: #9C3B2E;

  --font-display: ui-serif, Georgia, "Iowan Old Style", "Palatino Linotype", "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --container-max: 1240px;
  --container-pad: clamp(20px, 4vw, 56px);

  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(18, 28, 25, 0.06);
  --shadow-md: 0 8px 24px rgba(18, 28, 25, 0.10);
  --shadow-lg: 0 20px 48px rgba(18, 28, 25, 0.16);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 160ms;
  --dur-base: 320ms;
  --dur-slow: 640ms;

  --header-h: 84px;
}

/* ---------- Base ---------- */
html, body { height: 100%; }
body {
  font-family: var(--font-sans);
  background: var(--color-paper);
  color: var(--color-text);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

main { display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  /* Lange deutsche Komposita (z. B. "Datenschutzerklärung") dürfen auf
     schmalen Viewports nicht zu horizontalem Overflow führen. */
  overflow-wrap: break-word;
  word-break: break-word;
  hyphens: auto;
}
p, li, a, span, td, th, label { overflow-wrap: break-word; }

h1 { font-size: clamp(2.4rem, 4.4vw, 4.2rem); font-weight: 500; }
h2 { font-size: clamp(1.9rem, 3vw, 2.75rem); }
h3 { font-size: clamp(1.35rem, 1.8vw, 1.75rem); }
h4 { font-size: 1.15rem; }

p { color: var(--color-text-muted); }
.lede {
  font-size: clamp(1.05rem, 1.4vw, 1.3rem);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: 62ch;
}

strong { color: var(--color-ink); font-weight: 600; }

/* Focus visibility everywhere */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 2.5px solid var(--color-accent-600);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-ink);
  color: var(--color-text-inverse);
  padding: 12px 20px;
  z-index: 1000;
  border-radius: 0 0 var(--radius-md) 0;
}
.skip-link:focus { left: 0; }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section { padding-block: clamp(64px, 9vw, 128px); }
.section--tight { padding-block: clamp(48px, 6vw, 84px); }
.section--dark { background: var(--color-ink); color: var(--color-text-inverse); }
.section--dark h2, .section--dark h3, .section--dark h4 { color: var(--color-white); }
.section--dark p { color: var(--color-text-inverse-muted); }
.section--alt { background: var(--color-paper-alt); }
.section--paper { background: var(--color-white); }

.section-head {
  max-width: 720px;
  margin-bottom: clamp(32px, 5vw, 64px);
}
.section-head--center { margin-inline: auto; text-align: center; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-700);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1.5px;
  background: var(--color-accent-700);
}
.section--dark .eyebrow { color: var(--color-accent-500); }
.section--dark .eyebrow::before { background: var(--color-accent-500); }

.grid { display: grid; gap: clamp(20px, 3vw, 40px); }
/* Verhindert "Grid-Blowout": SVG/Bild-Inhalte dürfen Grid-Spuren nicht
   über ihre Percentage-Größe hinaus aufblähen (klassisches CSS-Grid-Problem
   bei ersetzten Elementen wie <svg>/<img> ohne explizite Breite/Höhe). */
.grid > *, .hero__grid > *, .two-col > * { min-width: 0; }
.plate { min-width: 0; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: transform var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
  max-width: 100%;
  text-align: center;
}
.btn:active { transform: translateY(1px); }

@media (max-width: 480px) {
  .btn-row { flex-direction: column; align-items: stretch; }
  .btn-row .btn { width: 100%; }
}

.btn--primary {
  background: var(--color-accent-700);
  color: var(--color-white);
  border-color: var(--color-accent-700);
}
.btn--primary:hover { background: var(--color-accent-800); border-color: var(--color-accent-800); }

.btn--dark {
  background: var(--color-ink);
  color: var(--color-text-inverse);
  border-color: var(--color-ink);
}
.btn--dark:hover { background: var(--color-brand-700); border-color: var(--color-brand-700); }

.btn--outline {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-line-strong);
}
.btn--outline:hover { border-color: var(--color-ink); }

.section--dark .btn--outline, .hero .btn--outline, .mega__panel .btn--outline, .mobile-nav .btn--outline {
  color: var(--color-white); border-color: rgba(244,241,234,0.35);
}
.section--dark .btn--outline:hover, .hero .btn--outline:hover, .mega__panel .btn--outline:hover, .mobile-nav .btn--outline:hover {
  border-color: var(--color-white);
}

.btn--ghost {
  background: transparent;
  color: var(--color-ink);
  padding-inline: 4px;
  border-bottom: 1.5px solid var(--color-line-strong);
  border-radius: 0;
}
.btn--ghost:hover { border-color: var(--color-ink); }
.section--dark .btn--ghost { color: var(--color-white); border-color: rgba(244,241,234,0.35); }

.btn--sm { padding: 9px 15px; font-size: 0.82rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

.icon-arrow { width: 16px; height: 16px; flex: none; transition: transform var(--dur-fast) var(--ease); }
.btn:hover .icon-arrow { transform: translateX(3px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(247, 244, 239, 0.92);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--color-line);
}
.site-header__bar {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--color-ink);
  flex: none;
}
.brand__mark {
  width: 38px; height: 38px;
  border-radius: var(--radius-sm);
  background: var(--color-ink);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-inverse);
  font-family: var(--font-display);
  font-size: 1.1rem;
}
.brand__name strong { display: block; font-weight: 500; color: var(--color-ink); line-height: 1.05; }
.brand__name span { display: block; font-family: var(--font-sans); font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-text-muted); margin-top: 3px; }

.main-nav { display: flex; align-items: center; gap: 2px; }
.main-nav > ul { display: flex; align-items: center; gap: 2px; }
.main-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 10px 11px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.main-nav__link:hover { background: var(--color-paper-alt); color: var(--color-ink); }
.main-nav__caret { display: inline-flex; }
.main-nav__caret svg { width: 10px; height: 10px; transition: transform var(--dur-fast) var(--ease); }
.has-mega:hover .main-nav__caret svg, .has-mega:focus-within .main-nav__caret svg { transform: rotate(180deg); }

.header-actions { display: flex; align-items: center; gap: 10px; flex: none; }
.header-phone {
  display: flex; align-items: center; gap: 8px;
  font-weight: 600; font-size: 0.88rem; color: var(--color-ink);
  white-space: nowrap;
}
.header-phone svg { width: 17px; height: 17px; color: var(--color-accent-600); flex: none; }

@media (max-width: 1300px) {
  .header-phone span { display: none; }
}

.nav-toggle {
  display: none;
  background: none; border: none;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
}
.nav-toggle svg { width: 22px; height: 22px; }
.mobile-nav__close svg { width: 22px; height: 22px; }
[data-mobile-toggle] { display: flex; align-items: center; justify-content: space-between; color: var(--color-white); cursor: pointer; }
[data-mobile-toggle] svg { width: 16px; height: 16px; transition: transform var(--dur-fast) var(--ease); }
[data-mobile-toggle][aria-expanded="true"] svg { transform: rotate(180deg); }

/* Mega menu */
.has-mega { position: relative; }
.mega {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  width: min(760px, 86vw);
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 28px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base) var(--ease), transform var(--dur-base) var(--ease), visibility var(--dur-base);
  z-index: 50;
}
.has-mega:hover .mega,
.has-mega:focus-within .mega {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.mega__list { display: grid; gap: 3px; }
.mega__link {
  display: flex; flex-direction: column; gap: 2px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  transition: background var(--dur-fast) var(--ease);
}
.mega__link:hover { background: var(--color-paper-alt); }
.mega__link strong { font-size: 0.92rem; font-weight: 600; color: var(--color-ink); }
.mega__link small { font-size: 0.78rem; color: var(--color-text-muted); }
.mega__panel {
  background: var(--color-ink);
  border-radius: var(--radius-md);
  padding: 22px;
  color: var(--color-text-inverse);
  display: flex; flex-direction: column; justify-content: space-between;
}
.mega__panel h4 { color: var(--color-white); font-size: 1.05rem; margin-bottom: 8px; }
.mega__panel p { color: var(--color-text-inverse-muted); font-size: 0.88rem; margin-bottom: 16px; }

@media (max-width: 1050px) {
  .main-nav, .header-actions .header-phone { display: none; }
  .nav-toggle { display: inline-flex; }
  .header-actions { gap: 10px; }
}
@media (max-width: 560px) {
  .header-actions .btn--primary { display: none; }
}

/* Mobile nav drawer */
.mobile-nav {
  position: fixed; inset: 0;
  background: var(--color-ink);
  color: var(--color-text-inverse);
  z-index: 900;
  padding: 24px var(--container-pad) 40px;
  transform: translateY(-100%);
  transition: transform var(--dur-slow) var(--ease);
  overflow-y: auto;
}
.mobile-nav[data-open="true"] { transform: translateY(0); }
.mobile-nav__top { display: flex; justify-content: space-between; align-items: center; height: var(--header-h); }
.mobile-nav__close { background: none; border: none; color: var(--color-white); width: 40px; height: 40px; }
.mobile-nav__list { margin-top: 24px; display: grid; gap: 4px; }
.mobile-nav__link { display: flex; justify-content: space-between; align-items: center; padding: 16px 4px; font-family: var(--font-display); font-size: 1.5rem; border-bottom: 1px solid rgba(244,241,234,0.14); color: var(--color-white); }
.mobile-nav__sub { display: none; padding-left: 12px; margin-bottom: 10px; }
.mobile-nav__sub[data-open="true"] { display: grid; gap: 2px; }
.mobile-nav__sub a { display: block; padding: 10px 4px; font-family: var(--font-sans); font-size: 0.95rem; color: var(--color-text-inverse-muted); }
.mobile-nav__cta { margin-top: 28px; display: grid; gap: 12px; }
.mobile-nav__phone { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 1.1rem; margin-top: 20px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: var(--color-ink);
  color: var(--color-text-inverse);
  overflow: hidden;
  padding-top: clamp(56px, 8vw, 96px);
  padding-bottom: clamp(48px, 7vw, 80px);
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}
.hero__kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--color-accent-500);
  margin-bottom: 22px;
}
.hero__kicker::before { content: ""; width: 22px; height: 1.5px; background: var(--color-accent-500); }
.hero h1 { color: var(--color-white); margin-bottom: 22px; }
.hero .lede { color: var(--color-text-inverse-muted); margin-bottom: 32px; }

.hero__proof {
  display: flex; flex-wrap: wrap; gap: 10px 28px;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid rgba(244,241,234,0.14);
}
.hero__proof-item { display: flex; align-items: center; gap: 10px; font-size: 0.86rem; color: var(--color-text-inverse-muted); }
.hero__proof-item svg { width: 16px; height: 16px; color: var(--color-accent-500); flex: none; }

.hero__visual {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(244,241,234,0.14);
}

/* Abstract architectural "image plate" — used everywhere real photography would
   normally go. Duotone geometric composition instead of generic stock photos;
   swap for real photography via the same class hooks later. */
.plate {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(160deg, #1B3830 0%, #10231F 60%, #0B1815 100%);
  aspect-ratio: 4 / 3;
}
.plate svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.plate--photo { background: var(--color-paper-alt); }
.plate--photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.plate--light { background: linear-gradient(160deg, #EFEAE0 0%, #E4DCC9 100%); }
.plate--tall { aspect-ratio: 4 / 5; }
.plate--wide { aspect-ratio: 16 / 9; }
.plate--square { aspect-ratio: 1 / 1; }
.plate__caption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 16px 20px;
  font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase;
  color: rgba(244,241,234,0.7);
  background: linear-gradient(0deg, rgba(11,24,21,0.55), transparent);
}

/* ---------- Trust / Value grid ---------- */
.value-card {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 28px 26px;
  transition: transform var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease);
}
.value-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--color-line-strong); }
.value-card__icon {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-paper-alt);
  border-radius: var(--radius-md);
  color: var(--color-accent-600);
  margin-bottom: 18px;
}
.value-card__icon svg { width: 22px; height: 22px; }
.value-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.value-card p { font-size: 0.92rem; }

/* ---------- Service / Industry cards ---------- */
.svc-card {
  display: flex; flex-direction: column;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
}
.svc-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.svc-card__plate { aspect-ratio: 16/10; }
.svc-card__body { padding: 22px 24px 26px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.svc-card__body h3 { font-size: 1.2rem; }
.svc-card__body p { font-size: 0.92rem; flex: 1; }
.svc-card__link { font-size: 0.86rem; font-weight: 600; color: var(--color-ink); display: inline-flex; align-items: center; gap: 6px; margin-top: 6px; }
.svc-card__link svg { width: 14px; height: 14px; transition: transform var(--dur-fast) var(--ease); }
.svc-card:hover .svc-card__link svg { transform: translateX(3px); }

/* ---------- Process / Steps ---------- */
.steps { display: grid; gap: 0; counter-reset: step; }
.step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 22px;
  padding-block: 26px;
  border-top: 1px solid var(--color-line);
}
.section--dark .step { border-color: rgba(244,241,234,0.14); }
.step:last-child { border-bottom: 1px solid var(--color-line); }
.section--dark .step:last-child { border-color: rgba(244,241,234,0.14); }
.step__num { font-family: var(--font-display); font-size: 1.8rem; color: var(--color-accent-600); }
.step h3 { font-size: 1.1rem; margin-bottom: 6px; }
.step p { font-size: 0.92rem; margin: 0; }

/* ---------- FAQ ---------- */
.faq { border-top: 1px solid var(--color-line); }
.faq-item { border-bottom: 1px solid var(--color-line); }
.faq-item__q {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 22px 4px;
  background: none; border: none; text-align: left;
  font-family: var(--font-display); font-size: 1.08rem; color: var(--color-ink);
}
.faq-item__q svg { width: 18px; height: 18px; flex: none; transition: transform var(--dur-base) var(--ease); color: var(--color-accent-600); }
.faq-item[data-open="true"] .faq-item__q svg { transform: rotate(45deg); }
.faq-item__a {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--dur-base) var(--ease);
}
.faq-item__a-inner { padding: 0 4px 22px; max-width: 68ch; }
.faq-item__a-inner p { font-size: 0.95rem; }

/* ---------- Forms ---------- */
.field { display: grid; gap: 8px; margin-bottom: 18px; }
.field label { font-size: 0.85rem; font-weight: 600; color: var(--color-ink); }
.field .hint { font-size: 0.78rem; color: var(--color-text-muted); }
.field input[type="text"],
.field input[type="email"],
.field input[type="tel"],
.field textarea,
.field select {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  font-size: 0.95rem;
  transition: border-color var(--dur-fast) var(--ease);
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--color-ink); }
.field textarea { min-height: 120px; resize: vertical; }

.kontakt-grid { grid-template-columns: 1.4fr 1fr; gap: clamp(28px, 4vw, 56px); align-items: start; }
@media (max-width: 860px) { .kontakt-grid { grid-template-columns: 1fr; } }

.option-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
@media (max-width: 560px) { .option-grid { grid-template-columns: repeat(2, 1fr); } }
.option {
  position: relative;
}
.option input { position: absolute; opacity: 0; inset: 0; width: 100%; height: 100%; cursor: pointer; }
.option__card {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  text-align: center;
  padding: 18px 10px;
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius-md);
  font-size: 0.85rem; font-weight: 600; color: var(--color-text);
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
  min-height: 92px;
}
.option__card svg { width: 22px; height: 22px; color: var(--color-accent-600); }
.option input:checked + .option__card { border-color: var(--color-ink); background: var(--color-paper-alt); }
.option input:focus-visible + .option__card { outline: 2.5px solid var(--color-accent-600); outline-offset: 2px; }

.multistep { background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-lg); padding: clamp(24px, 4vw, 44px); box-shadow: var(--shadow-md); }
.multistep__progress { display: flex; gap: 6px; margin-bottom: 30px; }
.multistep__bar { height: 3px; flex: 1; background: var(--color-line); border-radius: var(--radius-pill); overflow: hidden; }
.multistep__bar span { display: block; height: 100%; width: 0%; background: var(--color-accent-600); transition: width var(--dur-base) var(--ease); }
.multistep__meta { display: flex; justify-content: space-between; font-size: 0.78rem; color: var(--color-text-muted); margin-bottom: 22px; }
.multistep__step { display: none; }
.multistep__step[data-active="true"] { display: block; animation: fadeUp var(--dur-base) var(--ease); }
.multistep__nav { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; gap: 14px; }
.multistep__success { display: none; text-align: center; padding: 20px 0; }
.multistep__success[data-active="true"] { display: block; animation: fadeUp var(--dur-base) var(--ease); }
.multistep__success svg { width: 46px; height: 46px; color: var(--color-accent-600); margin-inline: auto 12px; }

@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) {
  .multistep__step[data-active="true"], .multistep__success[data-active="true"] { animation: none; }
}

.field-error { color: var(--color-danger); font-size: 0.8rem; display: none; }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: var(--color-danger); }
.field.has-error .field-error { display: block; }

/* ---------- Breadcrumbs ---------- */
.breadcrumbs { padding-block: 20px; font-size: 0.82rem; color: var(--color-text-muted); }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.breadcrumbs a { color: var(--color-text-muted); }
.breadcrumbs a:hover { color: var(--color-ink); }
.breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: 6px; color: var(--color-line-strong); }
.breadcrumbs li[aria-current] { color: var(--color-ink); }

/* ---------- Page hero (subpages) ---------- */
.page-hero { background: var(--color-ink); color: var(--color-text-inverse); padding-block: clamp(48px, 7vw, 84px); }
.page-hero h1 { color: var(--color-white); margin-bottom: 16px; }
.page-hero .lede { color: var(--color-text-inverse-muted); }

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--color-accent-700);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: clamp(32px, 5vw, 56px);
  display: flex; flex-wrap: wrap; gap: 28px; align-items: center; justify-content: space-between;
}
.cta-band h2 { color: var(--color-white); font-size: clamp(1.6rem, 2.6vw, 2.1rem); max-width: 26ch; }
.cta-band p { color: rgba(255,255,255,0.95); margin-top: 8px; max-width: 46ch; }
.cta-band .btn--dark { background: var(--color-white); color: var(--color-ink); border-color: var(--color-white); }
.cta-band .btn--dark:hover { background: var(--color-ink); color: var(--color-white); border-color: var(--color-ink); }
.cta-band .btn--outline { border-color: rgba(255,255,255,0.5); color: var(--color-white); }
.cta-band .btn--outline:hover { border-color: var(--color-white); }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-ink); color: var(--color-text-inverse-muted); padding-block: 72px 32px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid rgba(244,241,234,0.14); }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4 { color: var(--color-white); font-size: 0.85rem; letter-spacing: 0.06em; text-transform: uppercase; font-family: var(--font-sans); margin-bottom: 16px; }
.footer-grid ul { display: grid; gap: 10px; }
.footer-grid a { font-size: 0.9rem; }
.footer-grid a:hover { color: var(--color-white); }
.footer-brand p { max-width: 34ch; margin-top: 14px; font-size: 0.9rem; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 28px; font-size: 0.8rem; }
.footer-bottom a:hover { color: var(--color-white); }

/* ---------- Reveal animations ----------
   Standardmäßig immer sichtbar (progressive enhancement). Der leichte
   Einblend-Effekt wird erst aktiviert, sobald main.js lädt und die
   Klasse "js" auf <html> gesetzt hat — so bleibt der Inhalt garantiert
   sichtbar, falls JavaScript nicht verfügbar ist oder verzögert lädt. */
[data-reveal] { opacity: 1; transform: none; }
.js [data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}
.js [data-reveal].is-visible { opacity: 1; transform: translateY(0); }
[data-reveal-group] > * { transition-delay: calc(var(--i, 0) * 70ms); }

@media (prefers-reduced-motion: reduce) {
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* ---------- Misc ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.76rem; font-weight: 600; letter-spacing: 0.04em;
  padding: 7px 12px; border-radius: var(--radius-pill);
  background: var(--color-paper-alt); color: var(--color-ink);
  border: 1px solid var(--color-line);
}
.divider { height: 1px; background: var(--color-line); border: none; margin-block: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.link-list { display: grid; gap: 12px; }
.link-list a { display: flex; align-items: center; gap: 10px; font-size: 0.95rem; color: var(--color-text); padding: 4px 0; }
.link-list a:hover { color: var(--color-accent-700); }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; } }
.two-col--reverse { direction: rtl; }
.two-col--reverse > * { direction: ltr; }

.area-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.area-tag { padding: 9px 16px; border-radius: var(--radius-pill); border: 1px solid var(--color-line-strong); font-size: 0.85rem; font-weight: 500; }

.prose { max-width: 72ch; }
.prose p { margin-bottom: 16px; }
.prose h2 { margin-top: 40px; margin-bottom: 14px; }
.prose h3 { margin-top: 28px; margin-bottom: 10px; }
.prose ul { display: grid; gap: 10px; margin: 16px 0; }
.prose ul li { padding-left: 22px; position: relative; color: var(--color-text-muted); }
.prose ul li::before { content: ""; position: absolute; left: 0; top: 0.6em; width: 8px; height: 1.5px; background: var(--color-accent-600); }

.table-clean { width: 100%; border-collapse: collapse; }
.table-clean th, .table-clean td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--color-line); font-size: 0.92rem; }
.table-clean th { font-family: var(--font-display); font-weight: 500; color: var(--color-ink); }

@media (max-width: 720px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__visual { order: -1; aspect-ratio: 16/10; }
}

/* ---------- Theme-Isolation für wiederverwendbare Karten ----------
   .svc-card und .value-card haben IMMER einen hellen (weißen) Hintergrund,
   unabhängig davon, ob sie innerhalb eines .section--dark-Abschnitts
   platziert werden (z. B. "Relevante Leistungen" auf Branchenseiten).
   Diese Regel stellt sicher, dass Überschriften/Text in solchen Karten
   niemals die helle Textfarbe des umgebenden dunklen Abschnitts erben. */
.section--dark .svc-card h3,
.section--dark .value-card h3 { color: var(--color-ink) !important; }
.section--dark .svc-card p,
.section--dark .value-card p { color: var(--color-text-muted) !important; }