/* ==========================================================================
   BeckerTherme – Design-System
   Reines CSS, keine externen Ressourcen. Mobile-first.
   Breakpoints: 576 / 768 / 992 / 1200 px
   Farbregel 60/30/10: Weiß dominiert, Grau/Anthrazit sekundär, #005193 Akzent
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Fonts (lokal, DSGVO-konform)
   -------------------------------------------------------------------------- */
@font-face {
  font-family: "Poppins";
  src: url("../fonts/poppins-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Poppins";
  src: url("../fonts/poppins-700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Open Sans";
  src: url("../fonts/opensans-var.woff2") format("woff2-variations");
  font-weight: 300 800;
  font-style: normal;
  font-display: swap;
}

/* --------------------------------------------------------------------------
   2. Design-Tokens
   -------------------------------------------------------------------------- */
:root {
  --color-accent: #005193;
  --color-accent-dark: #003e70;
  --color-accent-light: #e8f0f7;
  --color-accent-warm: #c2410c; /* Zweitakzent „Wärme": nur dekorativ (Taglines), nie für CTAs */
  --color-heading: #1c2126;
  --color-text: #5a6067;
  --color-bg: #ffffff;
  --color-bg-alt: #eef1f4;
  --color-dark: #23272b;
  --color-border: #dde1e6;

  --font-heading: "Poppins", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --font-body: "Open Sans", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;

  --radius: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 2px 12px rgba(21, 25, 29, 0.07);
  --shadow-md: 0 6px 30px rgba(21, 25, 29, 0.13);
  --shadow-lg: 0 14px 45px rgba(21, 25, 29, 0.18);

  --header-height: 72px;
  --transition: 0.25s ease;

  /* Schwebende Buttons (WhatsApp + Nach oben), gestapelt unten rechts */
  --fab-size: 52px;
  --fab-edge: 1rem;
  --fab-gap: 0.75rem;
  --color-whatsapp: #25d366;
  --color-whatsapp-dark: #1da851;
}

@media (min-width: 576px) {
  :root {
    --fab-size: 56px;
    --fab-edge: 1.25rem;
  }
}

/* --------------------------------------------------------------------------
   3. Reset & Basis
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: clip;
}

@media (min-width: 992px) {
  body {
    font-size: 1rem;
  }
  body p {
    line-height: 1.74;
  }
}

img,
svg {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-accent-dark);
}

ul[class],
ol[class] {
  list-style: none;
}

button {
  font: inherit;
  cursor: pointer;
  background: none;
  border: 0;
  color: inherit;
}

address {
  font-style: normal;
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

[id] {
  scroll-margin-top: calc(var(--header-height) + 16px);
}

::selection {
  background: var(--color-accent);
  color: #fff;
}

/* Typografie */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-heading);
  line-height: 1.4;
  letter-spacing: -0.3px;
  /* Lange Komposita („Datenschutzerklärung") auf schmalen Viewports umbrechen */
  overflow-wrap: break-word;
  hyphens: auto;
}

h1 { font-size: clamp(1.9rem, 4.5vw, 2.75rem); line-height: 1.2; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); line-height: 1.3; }
h3 { font-size: clamp(1.15rem, 2vw, 1.4rem); }
h4 { font-size: 1.05rem; }

p + p {
  margin-top: 1em;
}

/* Skip-Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  z-index: 300;
  padding: 0.75rem 1.25rem;
  background: var(--color-accent);
  color: #fff;
  border-radius: 0 0 var(--radius) var(--radius);
  font-family: var(--font-heading);
  font-weight: 600;
}

.skip-link:focus-visible {
  top: 0;
  color: #fff;
}

/* --------------------------------------------------------------------------
   4. Layout: Container & Sections
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1.25rem;
}

@media (min-width: 768px) {
  .container {
    padding-inline: 2rem;
  }
}

.container--narrow {
  max-width: 820px;
}

.section {
  padding-block: 64px;
}

@media (min-width: 992px) {
  .section {
    padding-block: 100px;
  }
}

.section--alt {
  background: var(--color-bg-alt);
}

.section--sm {
  padding-block: 48px;
}

@media (min-width: 992px) {
  .section--sm {
    padding-block: 64px;
  }
}

/* Zentrierter Section-Kopf: Tagline + H2 + Akzentlinie + optionaler Text */
.section-head {
  max-width: 760px;
  margin: 0 auto 2.5rem;
  text-align: center;
}

@media (min-width: 992px) {
  .section-head {
    margin-bottom: 3.5rem;
  }
}

.section-head__tagline {
  display: block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-accent-warm);
  margin-bottom: 0.6rem;
}

/* Signature-Element: 80px-Akzentlinie */
.accent-line {
  width: 80px;
  height: 3px;
  background: var(--color-accent);
  border: 0;
  border-radius: 2px;
  margin: 1.1rem auto 1.4rem;
}

.accent-line--left {
  margin-left: 0;
  margin-right: auto;
}

.accent-line--light {
  background: #fff;
}

/* Spacing-Utilities */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* Icon-Grundgröße (inline SVG, Stroke-Stil, currentColor) */
.icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.icon--sm {
  width: 20px;
  height: 20px;
}

/* --------------------------------------------------------------------------
   5. Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.site-header.is-scrolled {
  box-shadow: 0 4px 24px rgba(21, 25, 29, 0.09);
  border-color: var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: var(--header-height);
}

@media (min-width: 992px) {
  :root {
    --header-height: 84px;
  }
}

/* Wortmarke */
.logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  color: var(--color-heading);
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.logo:hover {
  color: var(--color-heading);
}

.logo span {
  color: var(--color-accent);
}

.logo__img {
  display: block;
  height: 44px;
  width: auto;
}

@media (min-width: 992px) {
  .logo__img {
    height: 52px;
  }
}

/* Navigation */
.main-nav__list {
  display: flex;
  flex-direction: column;
}

.main-nav__link {
  display: inline-flex;
  align-items: center;
  position: relative;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-heading);
  min-height: 44px;
  padding: 0.35rem 0.15rem;
}

.main-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0.15rem;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--transition);
}

.main-nav__link:hover {
  color: var(--color-accent);
}

.main-nav__link:hover::after,
.main-nav__link[aria-current="page"]::after,
.main-nav__link.is-active::after {
  transform: scaleX(1);
}

.main-nav__link[aria-current="page"],
.main-nav__link.is-active {
  color: var(--color-accent);
}

/* Mobiles Menü (< 992px): ausklappendes Panel unter dem Header */
@media (max-width: 991.98px) {
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    box-shadow: 0 18px 30px rgba(21, 25, 29, 0.12);
    display: none;
  }

  .main-nav.is-open {
    display: block;
    animation: nav-drop 0.25s ease;
  }

  .main-nav__list {
    padding: 0.5rem 0 0.75rem;
  }

  .main-nav__link {
    display: flex;
    width: 100%;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
  }

  .main-nav__link::after {
    display: none;
  }
}

@keyframes nav-drop {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (min-width: 992px) {
  .main-nav__list {
    flex-direction: row;
    gap: 2rem;
  }
}

/* Burger-Button */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  border-radius: 8px;
}

.nav-toggle__bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-heading);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (min-width: 992px) {
  .nav-toggle {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   6. Hero (Homepage) & Page-Hero (Unterseiten)
   -------------------------------------------------------------------------- */
.hero,
.page-hero {
  position: relative;
  background: var(--color-dark) url("../images/hero-startseite.jpg") 50% 65% / cover no-repeat;
  color: #fff;
}

.hero::before,
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(16, 20, 26, 0.72), rgba(16, 20, 26, 0.62));
}

.hero__inner,
.page-hero__inner {
  position: relative;
  text-align: center;
}

.hero {
  padding-block: clamp(6.5rem, 14vw, 11rem);
}

/* Platz für per .overlap-hero hochgezogene Karten */
.hero--overlap {
  padding-bottom: clamp(9rem, 18vw, 14rem);
}

.hero__tagline,
.page-hero__tagline {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: clamp(1rem, 2vw, 1.3rem);
  color: rgba(255, 255, 255, 0.92);
}

.hero__title {
  font-size: clamp(1.9rem, 5.5vw, 3.6rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 2rem;
}

.page-hero {
  padding-block: clamp(4rem, 8vw, 6.5rem);
}

.page-hero__title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  color: #fff;
}

/* Karten-Reihe, die in den Hero hineinragt (Homepage-Service-Boxen) */
.overlap-hero {
  position: relative;
  z-index: 5;
  margin-top: clamp(-7.5rem, -12vw, -4rem);
}

/* --------------------------------------------------------------------------
   7. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  line-height: 1.2;
  padding: 0.9rem 2rem;
  min-height: 48px;
  border-radius: 999px;
  border: 2px solid transparent;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition),
    background-color var(--transition), color var(--transition), border-color var(--transition);
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.btn .icon {
  width: 18px;
  height: 18px;
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-accent-dark);
  color: #fff;
}

.btn--outline {
  background: transparent;
  border-color: var(--color-accent);
  color: var(--color-accent);
  box-shadow: none;
}

.btn--outline:hover {
  background: var(--color-accent);
  color: #fff;
}

.btn--white {
  background: #fff;
  color: var(--color-accent);
}

.btn--white:hover {
  color: var(--color-accent-dark);
}

.btn--ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.85);
  color: #fff;
  box-shadow: none;
}

.btn--ghost:hover {
  background: #fff;
  color: var(--color-accent);
}

.btn--lg {
  padding: 1.05rem 2.5rem;
  font-size: 0.95rem;
}

/* --------------------------------------------------------------------------
   8. Service-Boxen (3er-Grid, Bild mit Overlay-Titel unten)
   -------------------------------------------------------------------------- */
.service-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .service-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 3;
  background: var(--color-dark);
}

@media (min-width: 992px) {
  .service-card {
    aspect-ratio: 1 / 1.05;
  }
}

.service-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover img {
  transform: scale(1.06);
}

/* CTA-Link unter dem Karten-Text */
.service-card__link {
  display: inline-block;
  margin-top: 0.6rem;
  padding: 0.25rem 0;
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1.5px;
  transition: opacity var(--transition);
}

.service-card__link:hover,
.service-card__link:focus-visible {
  color: #fff;
  opacity: 0.8;
}

/* Dezentes Nummern-Badge auf den Service-Karten (01/02/03) */
.service-card__badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.3rem;
  height: 2.3rem;
  padding: 0 0.65rem;
  background: rgba(255, 255, 255, 0.92);
  color: var(--color-accent);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
}

.service-card__body {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  padding: 5.5rem 1.5rem 1.5rem;
  background: linear-gradient(
    180deg,
    rgba(13, 17, 23, 0) 0%,
    rgba(13, 17, 23, 0.35) 35%,
    rgba(13, 17, 23, 0.72) 65%,
    rgba(13, 17, 23, 0.92) 100%
  );
  color: #fff;
}

.service-card__title {
  color: #fff;
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
}

.service-card__body p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   9. Split-Layout (Bild + Text, z. B. About)
   -------------------------------------------------------------------------- */
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 992px) {
  .split {
    grid-template-columns: 1fr 1fr;
    gap: 4.5rem;
  }
}

.split__media {
  position: relative;
}

.split__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

/* Logo-Plakette auf dem Bild: Vollweiß passend zum hellen Bildhintergrund */
.split__media .brand-plate {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 0.9rem;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.split__media .brand-plate img {
  display: block;
  width: auto;
  height: 34px;
  aspect-ratio: auto;
  border-radius: 0;
  box-shadow: none;
}

/* Reverse-Variante: Text zuerst — auf allen Breiten (verhindert Bild-auf-Bild-Folgen) */
.split--reverse .split__media {
  order: 2;
}

/* --------------------------------------------------------------------------
   10. Vorteile-Icon-Grid (6 Kacheln)
   -------------------------------------------------------------------------- */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-accent-light);
  color: var(--color-accent);
  margin-bottom: 1.1rem;
}

.feature-card__title {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.92rem;
}

/* --------------------------------------------------------------------------
   11. Testimonial-Karten
   -------------------------------------------------------------------------- */
.testimonial-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .testimonial-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.testimonial-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
}

.testimonial-card::before {
  content: "\201D";
  display: block;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 3.5rem;
  line-height: 0.9;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.testimonial-card__name {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-heading);
  font-size: 1rem;
  margin-top: 1.1rem;
}

.testimonial-card__meta {
  display: block;
  font-size: 0.85rem;
  color: var(--color-text);
  margin-top: 0.15rem;
}

/* --------------------------------------------------------------------------
   12. Kontaktsection (zweigeteilte Karte) — identisch auf allen Seiten
   -------------------------------------------------------------------------- */
.contact-card {
  display: grid;
  grid-template-columns: 1fr;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg);
  box-shadow: var(--shadow-lg);
}

@media (min-width: 992px) {
  .contact-card {
    grid-template-columns: 5fr 7fr;
  }
}

.contact-card__panel {
  background: var(--color-accent);
  color: #fff;
  padding: 2.5rem 1.75rem;
}

@media (min-width: 768px) {
  .contact-card__panel {
    padding: 3rem 2.75rem;
  }
}

.contact-card__panel h2,
.contact-card__panel h3 {
  color: #fff;
}

.contact-card__panel p {
  color: rgba(255, 255, 255, 0.88);
}

.contact-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.75rem;
}

.contact-card__info {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  align-content: center;
  padding: 2rem 1.75rem;
}

@media (min-width: 576px) {
  .contact-card__info {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .contact-card__info {
    padding: 3rem 2.75rem;
    gap: 1.5rem;
  }
}

/* Info-Kachel: Icon + Label + Wert */
.contact-tile {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 1.5rem 1.25rem;
  text-align: center;
}

/* Ganze Kachel als Link (Telefon/E-Mail) */
a.contact-tile {
  display: block;
  color: inherit;
  transition: transform var(--transition), box-shadow var(--transition);
}

a.contact-tile:hover,
a.contact-tile:focus-visible {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.contact-tile__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-accent-light);
  color: var(--color-accent);
  margin-bottom: 0.85rem;
}

.contact-tile__icon .icon {
  width: 24px;
  height: 24px;
}

.contact-tile__label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text);
  margin-bottom: 0.3rem;
}

.contact-tile__value {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-heading);
  overflow-wrap: anywhere;
}

.contact-tile__value a {
  display: inline-block;
  color: var(--color-heading);
  padding: 0.35rem 0.25rem;
}

.contact-tile__value a:hover {
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   13. Leistungen: Step-Layout (abwechselnd Bild/Text)
   -------------------------------------------------------------------------- */
.steps {
  display: grid;
  gap: 2rem;
}

@media (min-width: 992px) {
  .steps {
    gap: 2.5rem;
  }
}

/* Jeder Schritt als Karte: Bild, Nummer und Text bilden sichtbar eine Einheit */
.step {
  display: grid;
  grid-template-columns: 1fr;
  align-items: stretch;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

@media (min-width: 992px) {
  .step {
    grid-template-columns: 1fr 1fr;
  }

  .step--reverse .step__media {
    order: 2;
  }
}

.step__media {
  position: relative;
}

.step__media img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

@media (min-width: 992px) {
  .step__media img {
    aspect-ratio: auto;
    min-height: 340px;
  }
}

/* Schritt-Nummer als Badge auf dem Bild */
.step__number {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.45rem 1.1rem;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
}

.step__content {
  align-self: center;
  padding: 1.5rem 1.5rem 1.75rem;
}

@media (min-width: 992px) {
  .step__content {
    padding: 3rem 3.25rem;
  }
}

.step__content h3 {
  margin-bottom: 0.75rem;
}

/* --------------------------------------------------------------------------
   14. Schlagwort-Boxen-Zeile
   -------------------------------------------------------------------------- */
.keyword-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.9rem;
}

.keyword-box {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 48px;
  padding: 0.7rem 1.4rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-heading);
  /* Schutznetz für lange Komposita („Heizkreisverteilerschrank") unter 360px */
  overflow-wrap: break-word;
  hyphens: auto;
}

.keyword-box .icon {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   15. Referenzen-Galerie + Lightbox
   -------------------------------------------------------------------------- */
.gallery {
  display: grid;
  grid-template-columns: 1fr;
  grid-auto-rows: 240px;
  grid-auto-flow: dense;
  gap: 1rem;
}

@media (min-width: 576px) {
  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .gallery {
    grid-template-columns: repeat(3, 1fr);
  }
}

.gallery__item {
  display: block;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: zoom-in;
  background: var(--color-bg-alt);
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery__item:hover img {
  transform: scale(1.05);
}

@media (min-width: 992px) {
  .gallery__item--wide {
    grid-column: span 2;
  }
}

@media (min-width: 576px) {
  .gallery__item--tall {
    grid-row: span 2;
  }
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(13, 17, 23, 0.9);
}

.lightbox.is-open {
  display: flex;
}

.lightbox__img {
  max-width: min(100%, 1000px);
  max-height: 85vh;
  width: auto;
  height: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.lightbox__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  transition: background-color var(--transition);
}

.lightbox__close:hover {
  background: rgba(255, 255, 255, 0.28);
}

/* --------------------------------------------------------------------------
   16. Team-Slider (scroll-snap)
   -------------------------------------------------------------------------- */
.team-slider {
  position: relative;
}

.team-slider__track {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-bottom: 0.5rem;
  scrollbar-width: none;
}

.team-slider__track::-webkit-scrollbar {
  display: none;
}

.team-card {
  flex: 0 0 100%;
  scroll-snap-align: start;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: center;
}

@media (min-width: 768px) {
  .team-card {
    flex-basis: calc((100% - 1.5rem) / 2);
  }
}

@media (min-width: 992px) {
  .team-card {
    flex-basis: calc((100% - 3rem) / 3);
  }
}

.team-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* Platzhalter-Icon statt Foto: nicht beschneiden, dezent hinterlegen */
.team-card img.team-card__img--icon {
  object-fit: contain;
  background: var(--color-bg-alt);
  padding: 1.6rem;
}

.team-card__body {
  padding: 1.4rem 1.25rem;
}

.team-card__name {
  font-size: 1.05rem;
  margin-bottom: 0.2rem;
}

.team-card__role {
  display: block;
  font-size: 0.88rem;
  color: var(--color-text);
}

.team-slider__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.slider-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-heading);
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition), color var(--transition),
    border-color var(--transition);
}

.slider-btn:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

.slider-btn .icon {
  width: 22px;
  height: 22px;
}

.team-slider__dots {
  display: flex;
  gap: 0;
}

/* Der Button selbst ist die 44px-Touch-Fläche, der sichtbare Punkt sitzt als
   ::before darin – so überlappen sich benachbarte Trefferflächen nicht. */
.slider-dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: transparent;
}

.slider-dot::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-border);
  transition: background-color var(--transition), transform var(--transition);
}

.slider-dot.is-active::before {
  background: var(--color-accent);
  transform: scale(1.2);
}

/* Passen alle Karten ohne Scrollen in den Track (≥ 992px, 3 Karten),
   blendet main.js die Steuerelemente über .is-static aus. */
.team-slider.is-static .team-slider__controls {
  display: none;
}

/* --------------------------------------------------------------------------
   17. Werte-Zeile (3 Punkte)
   -------------------------------------------------------------------------- */
.values-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  text-align: center;
}

@media (min-width: 768px) {
  .values-row {
    grid-template-columns: repeat(3, 1fr);
  }
}

.value-item__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-accent-light);
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.value-item h3 {
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}

/* --------------------------------------------------------------------------
   18. CTA-Band & Hinweis-Band
   -------------------------------------------------------------------------- */
.cta-band {
  background: var(--color-accent);
  color: #fff;
  text-align: center;
  padding-block: 56px;
}

@media (min-width: 992px) {
  .cta-band {
    padding-block: 76px;
  }
}

.cta-band h2 {
  color: #fff;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.88);
  max-width: 640px;
  margin-inline: auto;
}

.cta-band .btn {
  margin-top: 1.75rem;
}

.note-band {
  background: var(--color-accent-light);
  text-align: center;
  padding-block: 40px;
}

.note-band p {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--color-heading);
  max-width: 720px;
  margin-inline: auto;
}

/* --------------------------------------------------------------------------
   19. Große Kontakt-Kacheln (Kontaktseite)
   -------------------------------------------------------------------------- */
.contact-big-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  max-width: 900px;
  margin-inline: auto;
}

@media (min-width: 768px) {
  .contact-big-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.contact-big-tile {
  display: block;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.75rem 1.75rem;
  text-align: center;
  color: var(--color-text);
  transition: transform var(--transition), box-shadow var(--transition),
    border-color var(--transition);
}

.contact-big-tile:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
  color: var(--color-text);
}

.contact-big-tile__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--color-accent-light);
  color: var(--color-accent);
  margin-bottom: 1.25rem;
}

.contact-big-tile__icon .icon {
  width: 32px;
  height: 32px;
}

.contact-big-tile__title {
  font-size: 1.2rem;
  margin-bottom: 0.35rem;
}

.contact-big-tile__value {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
  overflow-wrap: anywhere;
}

.contact-big-tile p {
  font-size: 0.92rem;
}

/* --------------------------------------------------------------------------
   20. Schmale Textseiten (Impressum / Datenschutz)
   -------------------------------------------------------------------------- */
.prose {
  max-width: 760px;
  margin-inline: auto;
}

.prose h2 {
  font-size: 1.35rem;
  margin: 2.5rem 0 0.75rem;
}

.prose h2:first-child {
  margin-top: 0;
}

.prose h3 {
  font-size: 1.1rem;
  margin: 1.75rem 0 0.5rem;
}

.prose p {
  margin-bottom: 1em;
}

.prose ul,
.prose ol {
  margin: 0 0 1em;
  padding-left: 1.4rem;
}

.prose li {
  margin-bottom: 0.35em;
}

.prose a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.prose address {
  margin-bottom: 1em;
}

/* --------------------------------------------------------------------------
   21. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9rem;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  padding-block: 3rem 2.5rem;
}

@media (min-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 3rem;
    padding-block: 3.5rem;
  }
}

.logo--footer {
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.logo--footer span {
  color: inherit;
}

.site-footer__brand p {
  margin-top: 0.9rem;
  max-width: 38ch;
  line-height: 1.7;
}

.site-footer__col h3 {
  color: #fff;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

.site-footer__col ul {
  display: grid;
  gap: 0.55rem;
  justify-items: start;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer__col-sub {
  margin-top: 1.75rem;
}

.site-footer__hours {
  display: grid;
  gap: 0.2rem;
}

.site-footer__hours dt {
  color: rgba(255, 255, 255, 0.85);
}

.site-footer a {
  color: rgba(255, 255, 255, 0.65);
  transition: color var(--transition);
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: #fff;
}

.site-footer .logo--footer,
.site-footer .logo--footer:hover {
  color: #fff;
}

.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-block: 1.25rem;
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
}

@media (min-width: 768px) {
  .site-footer__inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.site-footer__links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
}

.site-footer__links li {
  display: flex;
  align-items: center;
}

.site-footer__links li + li::before {
  content: "·";
  margin-inline: 0.6rem;
  color: rgba(255, 255, 255, 0.4);
}

.site-footer__links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding-inline: 0.25rem;
  color: rgba(255, 255, 255, 0.75);
}

.site-footer__links a:hover {
  color: #fff;
}

/* --------------------------------------------------------------------------
   22. Scroll-to-top
   -------------------------------------------------------------------------- */
.to-top {
  position: fixed;
  right: var(--fab-edge);
  bottom: calc(var(--fab-edge) + var(--fab-size) + var(--fab-gap));
  z-index: 150;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--fab-size);
  height: var(--fab-size);
  border-radius: 50%;
  background: var(--color-dark);
  color: #fff;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition), transform var(--transition),
    visibility var(--transition), background-color var(--transition);
}

.to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.to-top:hover {
  background: var(--color-accent);
}

.to-top .icon {
  width: 22px;
  height: 22px;
}

/* --------------------------------------------------------------------------
   22b. WhatsApp-Button (fixiert, immer sichtbar)
   -------------------------------------------------------------------------- */
.wa-float {
  position: fixed;
  right: var(--fab-edge);
  bottom: var(--fab-edge);
  z-index: 150;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--fab-size);
  height: var(--fab-size);
  border-radius: 50%;
  background: var(--color-whatsapp);
  color: #fff;
  box-shadow: var(--shadow-md);
  transition: background-color var(--transition), transform var(--transition),
    box-shadow var(--transition);
}

.wa-float:hover,
.wa-float:focus-visible {
  background: var(--color-whatsapp-dark);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.wa-float .icon {
  width: 28px;
  height: 28px;
}

/* --------------------------------------------------------------------------
   23. Reveal-Animation (nur mit JS aktiv, respektiert reduced motion)
   -------------------------------------------------------------------------- */
html.js .reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

html.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

html.js .reveal-delay-1 { transition-delay: 0.1s; }
html.js .reveal-delay-2 { transition-delay: 0.2s; }
html.js .reveal-delay-3 { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  html.js .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .wa-float:hover,
  .wa-float:focus-visible {
    transform: none;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Video-Sektion (Referenzen) */
.video-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}

.video-card {
  margin: 0;
  width: min(100%, 320px);
}

.video-card__video {
  display: block;
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  background: var(--color-dark);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.video-card__caption {
  margin-top: 1rem;
  text-align: center;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-heading);
}

@media (min-width: 768px) {
  .video-grid {
    gap: 3rem;
  }

  .video-card {
    width: 320px;
  }
}