@font-face {
  font-family: "Barlow";
  src: url("assets/fonts/barlow-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Barlow";
  src: url("assets/fonts/barlow-500.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Barlow";
  src: url("assets/fonts/barlow-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Barlow";
  src: url("assets/fonts/barlow-700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Barlow Condensed";
  src: url("assets/fonts/barlow-condensed-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Barlow Condensed";
  src: url("assets/fonts/barlow-condensed-700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: light;
  --navy: #18384e;
  --navy-deep: #102a3a;
  --blue: #238fc5;
  --blue-strong: #0879b0;
  --mineral: #f4f7f9;
  --surface: #f9fbfc;
  --surface-raised: #ffffff;
  --surface-tint: #e4edf1;
  --text: #18384e;
  --text-soft: #486272;
  --line: #b9c8d0;
  --line-strong: #76909e;
  --focus: #f0be35;
  --error: #a43838;
  --success: #236b52;
  --header-height: 4.25rem;
  --shell: min(100% - 7.5rem, 90rem);
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-padding-top: calc(var(--header-height) + 1rem);
}

body {
  margin: 0;
  min-width: 20rem;
  overflow-x: hidden;
  background: var(--surface);
  color: var(--text);
  font-family: "Barlow", sans-serif;
  font-size: 1rem;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 0.2rem solid var(--focus);
  outline-offset: 0.2rem;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--text);
  font-family: "Barlow Condensed", sans-serif;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 0.98;
  text-wrap: balance;
}

h1 {
  margin-bottom: 1.5rem;
  font-size: clamp(3.25rem, 5.4vw, 5.75rem);
}

h2 {
  margin-bottom: 1.25rem;
  font-size: clamp(2.75rem, 4.7vw, 5rem);
}

h3 {
  font-size: clamp(1.75rem, 2.4vw, 2.75rem);
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 10;
  padding: 0.75rem 1rem;
  transform: translateY(-180%);
  background: var(--text);
  color: var(--surface);
  font-weight: 700;
}

.skip-link:focus {
  transform: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  height: var(--header-height);
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-raised) 94%, transparent);
  backdrop-filter: blur(0.75rem);
  transform: translateY(0);
  transition: transform 220ms var(--ease-out);
}

.site-header.is-hidden {
  transform: translateY(-102%);
}

.header-inner,
.footer-inner {
  width: var(--shell);
  height: 100%;
  margin-inline: auto;
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 4.5rem);
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: none;
  background: transparent;
}

.brand img {
  width: 10.75rem;
  height: 3.75rem;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(1.25rem, 2.6vw, 2.75rem);
}

.site-nav a,
.site-footer nav a {
  position: relative;
  text-decoration: none;
  font-weight: 600;
}

.site-nav a {
  font-size: 1.08rem;
}

.site-nav a::after,
.site-footer nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -0.3rem;
  left: 0;
  height: 0.125rem;
  transform: scaleX(0);
  transform-origin: right;
  background: var(--blue);
  transition: transform 180ms var(--ease-out);
}

.menu-toggle {
  display: none;
}

.cut-button {
  --button-bg: var(--blue);
  --button-text: #071e2c;
  position: relative;
  isolation: isolate;
  display: inline-flex;
  min-height: 3.75rem;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 3.4rem 0.9rem 1.5rem;
  border: 0;
  background: var(--button-bg);
  clip-path: polygon(0 0, calc(100% - 1.4rem) 0, 100% 1.4rem, 100% 100%, 0 100%);
  color: var(--button-text);
  cursor: pointer;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 140ms var(--ease-out), background-color 180ms ease, color 180ms ease;
}

.cut-button::before {
  content: "";
  position: absolute;
  top: 0.35rem;
  right: 0.38rem;
  z-index: -1;
  width: 1.35rem;
  height: 0.08rem;
  transform: rotate(45deg);
  transform-origin: right;
  background: currentColor;
  opacity: 0.85;
}

.cut-button::after {
  content: "";
  width: 1.6rem;
  height: 0.75rem;
  margin-left: 1rem;
  border-right: 0.12rem solid currentColor;
  border-bottom: 0.12rem solid currentColor;
  transform: skewX(-35deg);
}

.cut-button--small {
  min-height: 3rem;
  min-width: 15.75rem;
  padding-block: 0.75rem;
  font-size: 0.94rem;
}

.header-cta {
  justify-self: end;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  color: var(--blue-strong);
  font-weight: 700;
  text-decoration: none;
}

.text-link::after {
  content: "";
  width: 2.3rem;
  height: 0.7rem;
  border-right: 0.12rem solid currentColor;
  border-bottom: 0.12rem solid currentColor;
  transform: skewX(-38deg);
  transition: transform 180ms var(--ease-out);
}

.back-to-top {
  position: fixed;
  right: max(1rem, env(safe-area-inset-right));
  bottom: max(1rem, env(safe-area-inset-bottom));
  z-index: 4;
  display: grid;
  width: 3.75rem;
  height: 3.75rem;
  place-items: center;
  padding: 0;
  border: 0;
  outline-offset: 0.25rem;
  background: transparent;
  color: var(--surface);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(0.75rem);
  visibility: hidden;
  transition: transform 180ms var(--ease-out), opacity 150ms ease, visibility 0s linear 180ms;
}

.back-to-top::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--navy);
  clip-path: polygon(0 0, calc(100% - 0.9rem) 0, 100% 0.9rem, 100% 100%, 0 100%);
  transition: background-color 160ms ease;
}

.back-to-top::after {
  content: "";
  position: absolute;
  top: 0.34rem;
  right: 0.32rem;
  width: 0.9rem;
  height: 0.1rem;
  transform: rotate(45deg);
  transform-origin: right;
  background: var(--blue);
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
  visibility: visible;
  transition-delay: 0s;
}

.back-to-top__icon {
  position: relative;
  display: block;
  width: 1.25rem;
  height: 1.45rem;
}

.back-to-top__icon::before {
  content: "";
  position: absolute;
  top: 0.16rem;
  left: 50%;
  width: 0.68rem;
  height: 0.68rem;
  border-top: 0.13rem solid currentColor;
  border-left: 0.13rem solid currentColor;
  transform: translateX(-50%) rotate(45deg);
}

.back-to-top__icon::after {
  content: "";
  position: absolute;
  top: 0.2rem;
  bottom: 0.05rem;
  left: 50%;
  width: 0.13rem;
  transform: translateX(-50%);
  background: currentColor;
}

.hero {
  display: grid;
  height: calc(100vh - var(--header-height));
  height: calc(100svh - var(--header-height));
  min-height: 0;
  grid-template-columns: 42.2% 57.8%;
  grid-template-rows: minmax(0, 1fr);
  background: var(--mineral);
}

.hero-copy {
  display: flex;
  width: 100%;
  align-self: center;
  flex-direction: column;
  padding: clamp(3rem, 7vw, 7rem) 1rem clamp(3rem, 6vw, 6rem) clamp(3.75rem, 4vw, 4.5rem);
  transform: translateY(3.2rem);
}

.hero h1 {
  font-family: "Barlow", sans-serif;
  font-size: clamp(3.2rem, 3.7vw, 3.65rem);
  letter-spacing: -0.035em;
  line-height: 1.08;
}

.hero-copy > p {
  max-width: 29rem;
  margin-bottom: 2.75rem;
  color: var(--blue);
  font-size: clamp(1.2rem, 1.55vw, 1.45rem);
  font-weight: 700;
  line-height: 1.35;
}

.hero-actions {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: 1.65rem;
}

.hero-actions .cut-button {
  min-width: min(20.5rem, 100%);
  font-size: 1.12rem;
}

.hero-actions .text-link {
  padding-bottom: 0.4rem;
  border-bottom: 0.12rem solid color-mix(in srgb, var(--blue) 55%, transparent);
}

.hero-actions .text-link::after {
  display: none;
}

/* --hero-corner ist der gemeinsame Anker fuer die Diagonalen-Spitze und die
   senkrechte Fassadenfuge: der Abstand von der linken Bildfeldkante bis unter die
   linke Kante des Header-Buttons. Rein rechnerisch aus der Seitengeometrie, damit
   er auf jeder Bildschirmgroesse stimmt: 100% = Breite des Bildfelds (57,8% der
   Seite), 86.5052% davon = halbe Seitenbreite, minus 45rem = halbe Shell-Breite
   ergibt den Aussenabstand, 15.75rem ist die min-width des Buttons. */
.hero-media {
  position: relative;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  background: var(--surface-tint);
  clip-path: inset(0 0 0 0);
  --hero-corner: calc(100% - max(3.75rem, 86.5052% - 45rem) - 15.75rem);
}

.hero-media::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  width: var(--hero-corner);
  height: 28%;
  background: var(--mineral);
  clip-path: polygon(0 0, 100% 0, 0 100%);
  pointer-events: none;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background: var(--surface);
  /* Der Knick der Naht sitzt auf derselben Senkrechten wie Spitze und Fuge. */
  clip-path: polygon(
    0 44.1%,
    var(--hero-corner) 30.5%,
    100% 11.1%,
    100% 13.5%,
    calc(var(--hero-corner) + 0.6%) 32.5%,
    0 46.4%
  );
  pointer-events: none;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 100% center;
}

.facade-seam {
  position: absolute;
  z-index: 3;
  display: block;
  width: 0.85rem;
  height: 140%;
  background: var(--surface);
  pointer-events: none;
}

.facade-seam--a {
  top: 36%;
  left: 31%;
  height: 96%;
  transform: rotate(7deg);
}

/* Setzt am selben Anker an wie die Diagonale, damit Spitze und Fuge bei jeder
   Fensterbreite ineinanderlaufen statt eine Luecke zu lassen. */
.facade-seam--b {
  top: -12%;
  left: var(--hero-corner);
  height: 130%;
  transform: rotate(-1deg);
}

.facade-seam--c {
  top: 24%;
  left: 77%;
  height: 102%;
  width: 0.78rem;
  transform: rotate(1deg);
}

.section-shell {
  width: var(--shell);
  margin-inline: auto;
  padding-block: clamp(5.5rem, 9vw, 9rem);
}

.section-heading {
  max-width: 47rem;
  margin-bottom: clamp(3rem, 6vw, 5.5rem);
}

.section-heading p,
.workflow-intro p,
.about-copy p,
.contact-intro > p {
  max-width: 42rem;
  margin-bottom: 0;
  color: var(--text-soft);
  font-size: clamp(1.05rem, 1.55vw, 1.25rem);
}

.service-facade {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: 28rem 20rem;
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line-strong);
}

.service-field {
  position: relative;
  display: grid;
  min-width: 0;
  overflow: hidden;
  border-right: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  background: var(--surface-raised);
}

.service-field--clean {
  grid-column: 1 / 8;
  grid-row: 1 / 2;
  grid-template-columns: 1.4fr 0.6fr;
}

.service-field--build {
  grid-column: 8 / 13;
  grid-row: 1 / 3;
  grid-template-rows: 1.3fr 0.7fr;
}

.service-field--outdoor {
  grid-column: 1 / 5;
  grid-row: 2 / 3;
  grid-template-columns: 1fr 1fr;
}

.service-field--service {
  grid-column: 5 / 8;
  grid-row: 2 / 3;
  grid-template-rows: 1fr auto;
}

.service-field figure {
  min-width: 0;
  min-height: 0;
  margin: 0;
  overflow: hidden;
}

.service-field img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-field__content {
  position: relative;
  z-index: 1;
  padding: clamp(1.5rem, 3vw, 2.75rem);
  background: var(--surface-raised);
}

.service-field__content::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3.5rem;
  height: 0.32rem;
  background: var(--blue);
  clip-path: polygon(0 0, 100% 0, 82% 100%, 0 100%);
}

.service-field h3 {
  margin-bottom: 1.1rem;
}

.service-field ul {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  color: var(--text-soft);
  list-style: none;
}

.service-field li a {
  display: inline-flex;
  min-height: 2rem;
  align-items: center;
  color: inherit;
  font-weight: 600;
  text-decoration-color: color-mix(in srgb, var(--blue) 55%, transparent);
  text-decoration-thickness: 0.1rem;
  text-underline-offset: 0.3rem;
}

.workflow {
  display: grid;
  grid-template-columns: minmax(18rem, 0.8fr) minmax(32rem, 1.2fr);
  gap: clamp(3rem, 9vw, 9rem);
  align-items: start;
}

.workflow-intro {
  position: sticky;
  top: calc(var(--header-height) + 2.5rem);
}

.process {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.process li {
  display: grid;
  min-height: 9.5rem;
  grid-template-columns: 5rem 1fr;
  align-items: center;
  gap: 1.5rem;
  padding: 1.75rem 2.5rem 1.75rem 1.5rem;
  background: var(--surface-tint);
  clip-path: polygon(0 0, calc(100% - 2.5rem) 0, 100% 2.5rem, 100% 100%, 0 100%);
}

.process li:nth-child(2) {
  margin-left: clamp(0rem, 4vw, 3rem);
}

.process li:nth-child(3) {
  margin-right: clamp(0rem, 4vw, 3rem);
}

.process__number {
  color: var(--blue);
  font-family: "Barlow Condensed", sans-serif;
  font-size: 4rem;
  font-weight: 700;
  line-height: 1;
}

.process h3 {
  margin-bottom: 0.45rem;
  font-size: 2rem;
}

.process p {
  max-width: 32rem;
  margin-bottom: 0;
  color: var(--text-soft);
}

.about {
  display: grid;
  grid-template-columns: minmax(19rem, 0.72fr) minmax(31rem, 1.28fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: center;
  border-top: 1px solid var(--line);
}

.about-copy p {
  margin-bottom: 2rem;
}

.about-media {
  position: relative;
  min-height: 34rem;
  margin: 0;
  overflow: hidden;
  clip-path: polygon(7% 0, 100% 0, 100% 88%, 92% 100%, 0 100%, 0 9%);
}

.about-media img {
  width: 100%;
  height: 100%;
  min-height: 34rem;
  object-fit: cover;
}

.about-media span {
  position: absolute;
  bottom: -10%;
  left: -12%;
  width: 140%;
  height: 0.75rem;
  transform: rotate(-31deg);
  transform-origin: left center;
  background: var(--mineral);
}

.contact {
  display: grid;
  grid-template-columns: minmax(19rem, 0.74fr) minmax(34rem, 1.26fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: start;
  border-top: 1px solid var(--line-strong);
}

.contact-data {
  display: grid;
  gap: 0;
  margin: 3rem 0 0;
}

.contact-data div {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 1rem;
  padding-block: 1rem;
  border-top: 1px solid var(--line);
}

.contact-data div:last-child {
  border-bottom: 1px solid var(--line);
}

.contact-data dt {
  color: var(--text-soft);
  font-size: 0.9rem;
  font-weight: 600;
}

.contact-data dd {
  margin: 0;
  font-weight: 600;
}

.contact-data small {
  display: block;
  color: var(--error);
  font-size: 0.76rem;
  font-weight: 500;
}

.inquiry-form {
  position: relative;
  padding: clamp(1.75rem, 4vw, 3.5rem);
  background: var(--surface-tint);
  clip-path: polygon(0 0, calc(100% - 3rem) 0, 100% 3rem, 100% 100%, 0 100%);
}

.form-note {
  margin-bottom: 2rem;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.form-grid__wide {
  grid-column: 1 / -1;
}

.form-grid label {
  display: grid;
  gap: 0.5rem;
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  min-height: 3.25rem;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: var(--surface-raised);
  color: var(--text);
  padding: 0.75rem 0.85rem;
}

textarea {
  min-height: 7.5rem;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--blue-strong);
}

.form-status {
  min-height: 1.5rem;
  margin: 1rem 0 0;
  color: var(--error);
  font-weight: 600;
}

.site-footer {
  border-top: 1px solid var(--line-strong);
  background: var(--surface-raised);
}

.footer-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
  padding-block: 3rem;
}

.brand--footer img {
  width: 8.75rem;
}

.footer-inner p {
  max-width: 31rem;
  margin-bottom: 0;
  color: var(--text-soft);
}

.site-footer nav {
  display: grid;
  grid-template-columns: repeat(2, auto);
  gap: 0.75rem 1.5rem;
  font-size: 0.9rem;
}

.site-footer nav span {
  color: var(--text-soft);
}

.js-ready .hero-media {
  clip-path: inset(0 0 0 14%);
}

.js-ready .hero-media.is-revealed {
  clip-path: inset(0 0 0 0);
  transition: clip-path 760ms var(--ease-out);
}

.js-ready .process li {
  opacity: 0;
  transform: translateY(1.25rem);
}

.js-ready .process.is-revealed li {
  opacity: 1;
  transform: translateY(0);
  transition: transform 420ms var(--ease-out), opacity 360ms ease;
}

.js-ready .process.is-revealed li:nth-child(2) {
  transition-delay: 70ms;
}

.js-ready .process.is-revealed li:nth-child(3) {
  transition-delay: 140ms;
}

@media (hover: hover) and (pointer: fine) {
  .site-nav a:hover::after,
  .site-footer nav a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
  }

  .cut-button:hover {
    --button-bg: var(--navy-deep);
    --button-text: var(--surface);
  }

  .text-link:hover::after {
    transform: translateX(0.35rem) skewX(-38deg);
  }

  .service-field li a:hover {
    color: var(--blue-strong);
  }

  .back-to-top:hover::before {
    background: var(--blue-strong);
  }

  .menu-toggle:not([aria-expanded="true"]):hover::before {
    background: var(--surface-tint);
  }

}

.cut-button:active,
.menu-toggle:active,
.back-to-top.is-visible:active {
  transform: scale(0.975);
}

@media (max-width: 72rem) {
  :root {
    --shell: min(100% - 2rem, 90rem);
  }

  .header-inner {
    gap: 1.5rem;
  }

  .site-nav {
    gap: 1.25rem;
  }

  .hero {
    grid-template-columns: minmax(19rem, 0.82fr) minmax(25rem, 1.18fr);
  }

  .hero-copy {
    padding-right: 2.5rem;
  }

  /* Bildfeld jetzt 59% der Seite, Aussenabstand 1rem -> 1rem + 15.75rem. */
  .hero-media {
    --hero-corner: calc(100% - 16.75rem);
  }

  .service-facade {
    grid-template-rows: 24rem 20rem;
  }
}

@media (max-height: 45rem) and (min-width: 50.01rem) {
  .hero-copy {
    padding: 1.25rem 1.25rem 1.25rem clamp(2rem, 4vw, 4.5rem);
    transform: none;
  }

  .hero h1 {
    margin-bottom: 0.85rem;
    font-size: clamp(2.35rem, 7.5vh, 3rem);
  }

  .hero-copy > p {
    margin-bottom: 1.25rem;
    font-size: clamp(1rem, 2.8vh, 1.2rem);
  }

  .hero-actions {
    gap: 0.85rem;
  }

  .hero-actions .cut-button {
    min-height: 3rem;
    font-size: 1rem;
  }
}

@media (max-width: 58rem) {
  .site-header {
    background: var(--surface-raised);
    backdrop-filter: none;
  }

  .header-inner {
    grid-template-columns: auto 1fr auto;
  }

  .header-cta {
    display: none;
  }

  /* Ohne Header-Button gibt es keine Kante zum Ausrichten -> fester Anteil,
     Spitze und Fuge bleiben trotzdem aneinander. */
  .hero-media {
    --hero-corner: 63%;
  }

  .menu-toggle {
    position: relative;
    isolation: isolate;
    display: grid;
    width: 3.25rem;
    height: 3.25rem;
    min-height: 3.25rem;
    place-items: center;
    justify-self: end;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--navy);
    cursor: pointer;
    transition: transform 140ms var(--ease-out), color 160ms ease;
  }

  .menu-toggle::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    border: 0.08rem solid var(--navy);
    background: var(--surface-raised);
    clip-path: polygon(0 0, calc(100% - 0.78rem) 0, 100% 0.78rem, 100% 100%, 0 100%);
    transition: background-color 160ms ease;
  }

  .menu-toggle::after {
    content: "";
    position: absolute;
    top: 0.28rem;
    right: 0.27rem;
    width: 0.78rem;
    height: 0.09rem;
    transform: rotate(45deg);
    transform-origin: right;
    background: var(--blue);
  }

  .menu-toggle__label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }

  .menu-toggle__mark {
    position: relative;
    z-index: 1;
    display: grid;
    width: 1.35rem;
    gap: 0.3rem;
  }

  .menu-toggle__mark i {
    display: block;
    height: 0.12rem;
    background: currentColor;
    transition: transform 160ms var(--ease-out), opacity 120ms ease;
  }

  .menu-toggle[aria-expanded="true"] {
    color: var(--surface);
  }

  .menu-toggle[aria-expanded="true"]::before {
    background: var(--navy);
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle__mark i:first-child {
    transform: translateY(0.42rem) rotate(45deg);
  }

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

  .menu-toggle[aria-expanded="true"] .menu-toggle__mark i:last-child {
    transform: translateY(-0.42rem) rotate(-45deg);
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    left: 0;
    z-index: 2;
    display: none;
    height: calc(100vh - var(--header-height));
    height: calc(100svh - var(--header-height));
    align-content: start;
    justify-content: stretch;
    gap: 0;
    padding: 2rem 1rem;
    background: var(--surface);
    overflow-y: auto;
  }

  .site-nav.is-open {
    display: grid;
  }

  .site-nav a {
    display: flex;
    min-height: 4rem;
    align-items: center;
    border-bottom: 1px solid var(--line);
    font-family: "Barlow Condensed", sans-serif;
    font-size: 2rem;
  }

  .hero {
    grid-template-columns: 42.2% 57.8%;
    grid-template-rows: minmax(0, 1fr);
  }

  .hero-copy {
    width: 100%;
    justify-self: stretch;
    padding: clamp(1.5rem, 4svh, 3rem) clamp(1.25rem, 3vw, 2.5rem);
    transform: none;
  }

  .hero h1 {
    font-size: clamp(2.35rem, 5.25vw, 3.2rem);
  }

  .hero-copy > p {
    margin-bottom: clamp(1.25rem, 3svh, 2rem);
    font-size: clamp(1rem, 2vw, 1.2rem);
  }

  .hero-actions {
    gap: clamp(0.85rem, 2svh, 1.35rem);
  }

  .hero-media {
    min-height: 0;
  }

  .workflow,
  .about,
  .contact {
    grid-template-columns: 1fr;
  }

  .workflow-intro {
    position: static;
  }

  .service-facade {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: 24rem 20rem 20rem;
  }

  .service-field--clean {
    grid-column: 1 / 3;
    grid-row: 1;
  }

  .service-field--build {
    grid-column: 1;
    grid-row: 2 / 4;
  }

  .service-field--outdoor {
    grid-column: 2;
    grid-row: 2;
    grid-template-columns: 1fr;
    grid-template-rows: 1fr auto;
  }

  .service-field--service {
    grid-column: 2;
    grid-row: 3;
  }

  .about-media,
  .about-media img {
    min-height: 28rem;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 50rem) {
  .hero {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 52%) minmax(0, 48%);
  }

  .hero-copy {
    align-self: stretch;
    justify-content: center;
    padding: clamp(1.25rem, 4svh, 2.5rem) clamp(1rem, 5vw, 2rem);
  }

  .hero h1 {
    margin-bottom: clamp(0.75rem, 2svh, 1.25rem);
    font-size: clamp(2.35rem, 8vw, 3.25rem);
  }

  .hero-copy > p {
    max-width: 32rem;
    margin-bottom: clamp(1rem, 2.5svh, 1.75rem);
    font-size: clamp(1rem, 3.5vw, 1.15rem);
  }

  .hero-actions {
    gap: clamp(0.65rem, 1.5svh, 1rem);
  }

  .hero-actions .cut-button {
    min-height: clamp(3rem, 7svh, 3.75rem);
  }

  .hero-media {
    min-height: 0;
  }
}

@media (max-width: 50rem) and (max-height: 44rem) {
  .hero {
    grid-template-rows: minmax(0, 60%) minmax(0, 40%);
  }

  .hero-copy {
    padding-block: clamp(0.75rem, 2.5svh, 1.5rem);
  }

  .hero h1 {
    margin-bottom: 0.55rem;
    font-size: clamp(2rem, 7svh, 2.65rem);
  }

  .hero-copy > p {
    margin-bottom: 0.75rem;
    font-size: clamp(0.92rem, 2.6svh, 1.05rem);
  }

  .hero-actions {
    gap: 0.5rem;
  }

  .hero-actions .cut-button {
    min-height: 2.8rem;
    padding-block: 0.7rem;
    font-size: 0.95rem;
  }

  .hero-actions .text-link {
    padding-bottom: 0.2rem;
    font-size: 0.95rem;
  }
}

@media (max-width: 44rem) {
  :root {
    --shell: min(100% - 2rem, 90rem);
    --header-height: 4rem;
  }

  .brand img {
    width: 8rem;
    height: 2.75rem;
  }

  h1 {
    font-size: clamp(3rem, 15vw, 4.6rem);
  }

  h2 {
    font-size: clamp(2.65rem, 13vw, 4rem);
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions .cut-button {
    align-self: flex-start;
  }

  .hero-media img {
    object-position: 63% center;
  }

  .facade-seam--a {
    left: 31%;
  }

  .facade-seam--c {
    right: auto;
    left: 77%;
  }

  .section-shell {
    padding-block: 5rem;
  }

  .service-facade {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }

  .service-field--clean,
  .service-field--build,
  .service-field--outdoor,
  .service-field--service {
    grid-column: 1;
    grid-row: auto;
    grid-template-columns: 1fr;
    grid-template-rows: 14rem auto;
  }

  .service-field--clean {
    grid-template-rows: 18rem auto;
  }

  .process li,
  .process li:nth-child(2),
  .process li:nth-child(3) {
    min-height: 0;
    grid-template-columns: 3rem 1fr;
    margin: 0;
    padding: 1.4rem 1.5rem;
    clip-path: polygon(0 0, calc(100% - 1.5rem) 0, 100% 1.5rem, 100% 100%, 0 100%);
  }

  .process__number {
    font-size: 2.75rem;
  }

  .about-media,
  .about-media img {
    min-height: 22rem;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .form-grid__wide {
    grid-column: auto;
  }

  .contact-data div {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .inquiry-form {
    padding: 2.75rem 1.25rem 1.5rem;
    clip-path: polygon(0 0, calc(100% - 2rem) 0, 100% 2rem, 100% 100%, 0 100%);
  }

  .site-footer nav {
    grid-template-columns: 1fr;
  }

  .back-to-top {
    width: 3.5rem;
    height: 3.5rem;
  }
}

@media (max-height: 32rem) and (min-width: 50.01rem) {
  .hero {
    grid-template-columns: 45% 55%;
  }

  .hero-copy {
    padding: 0.2rem 1rem;
  }

  .hero h1 {
    margin-bottom: 0.4rem;
    font-size: clamp(1.5rem, 6.2vh, 2.1rem);
    line-height: 1;
  }

  .hero-copy > p {
    margin-bottom: 0.4rem;
    font-size: clamp(0.78rem, 2.4vh, 0.95rem);
    line-height: 1.2;
  }

  .hero-actions {
    gap: 0.3rem;
  }

  .hero-actions .cut-button {
    min-height: 2.35rem;
    min-width: min(16rem, 100%);
    padding-block: 0.5rem;
    font-size: 0.85rem;
  }

  .hero-actions .text-link {
    padding-bottom: 0.1rem;
    font-size: 0.85rem;
  }
}

/* Flache Fenster: Bildfeld ist hier 55% statt 57,8% breit. */
@media (max-height: 32rem) and (min-width: 58.01rem) {
  .hero-media {
    --hero-corner: calc(100% - 16.75rem);
  }
}

@media (max-height: 32rem) and (min-width: 72.01rem) {
  .hero-media {
    --hero-corner: calc(100% - max(3.75rem, 90.9091% - 45rem) - 15.75rem);
  }
}

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

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

  .js-ready .hero-media,
  .js-ready .process li {
    opacity: 1;
    transform: none;
    clip-path: inset(0);
  }

  .site-header {
    transition: none;
  }

  .back-to-top,
  .back-to-top.is-visible {
    transform: none;
    transition: opacity 80ms linear, visibility 0s;
  }

}

/* ---------------------------------------------------------------------------
   Leistungen-Klappmenue in der Hauptnavigation
   Bewusst ohne Schatten und ohne Rahmen: das Stylesheet trennt Flaechen sonst
   auch nur ueber Farbe und die angeschraegte Ecke.
--------------------------------------------------------------------------- */
.nav-drop {
  position: relative;
  display: flex;
  align-self: stretch;
  align-items: center;
}

.nav-drop > a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.nav-drop__caret {
  width: 0.42rem;
  height: 0.42rem;
  border-right: 0.125rem solid currentColor;
  border-bottom: 0.125rem solid currentColor;
  transform: translateY(-0.12rem) rotate(45deg);
  transition: transform 180ms var(--ease-out);
}

.nav-drop__menu {
  position: absolute;
  top: 100%;
  left: -1.15rem;
  z-index: 6;
  display: grid;
  min-width: 18.5rem;
  padding: 0.55rem 0;
  background: var(--surface-tint);
  clip-path: polygon(0 0, calc(100% - 1.1rem) 0, 100% 1.1rem, 100% 100%, 0 100%);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-0.3rem);
  transition: opacity 170ms var(--ease-out), transform 170ms var(--ease-out), visibility 170ms;
}

/* Oeffnet per Zeiger und per Tastatur: der Ausloeser liegt im selben Element,
   sein Fokus macht das Feld sichtbar und damit erst anspringbar. */
.nav-drop:hover > .nav-drop__menu,
.nav-drop:focus-within > .nav-drop__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-drop:hover > a .nav-drop__caret,
.nav-drop:focus-within > a .nav-drop__caret {
  transform: translateY(0.06rem) rotate(225deg);
}

.nav-drop__menu a {
  padding: 0.6rem 1.6rem 0.6rem 1.15rem;
  border-left: 0.2rem solid transparent;
  font-size: 1rem;
  line-height: 1.3;
  transition: background-color 150ms ease, border-color 150ms ease, color 150ms ease;
}

/* Die Unterstrich-Animation der Hauptnavigation gilt hier nicht. */
.site-nav .nav-drop__menu a::after {
  content: none;
}

.nav-drop__menu a:hover,
.nav-drop__menu a:focus-visible {
  border-left-color: var(--blue);
  background: var(--surface-raised);
  color: var(--blue-strong);
}

.nav-drop__menu a[aria-current="page"] {
  border-left-color: var(--line-strong);
}

@media (max-width: 58rem) {
  /* Im Vollbildmenue kein Aufklappen: die Leistungen stehen direkt untereinander,
     das spart einen Tipp und der Ausloeser bleibt ein normaler Link. */
  .nav-drop {
    display: block;
    align-self: auto;
  }

  .nav-drop__menu {
    position: static;
    min-width: 0;
    padding: 0;
    background: none;
    clip-path: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .site-nav .nav-drop__menu a {
    min-height: 3.35rem;
    padding: 0 0 0 1.35rem;
    border-left: 0.2rem solid var(--line);
    font-family: "Barlow Condensed", sans-serif;
    font-size: 1.5rem;
  }

  .nav-drop__caret {
    display: none;
  }
}