@font-face {
  font-family: "D-DIN";
  src: url("fonts/d-din-webfont.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "D-DIN";
  src: url("fonts/d-din-bold-webfont.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "D-DIN";
  src: url("fonts/d-din-italic-webfont.woff2") format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "D-DIN Condensed";
  src: url("fonts/d-dincondensed-webfont.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "D-DIN Condensed";
  src: url("fonts/d-dincondensed-bold-webfont.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "D-DIN Expanded";
  src: url("fonts/d-dinexp-webfont.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "D-DIN Expanded";
  src: url("fonts/d-dinexp-bold-webfont.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "D-DIN Expanded";
  src: url("fonts/d-dinexp-italic-webfont.woff2") format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

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

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

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

@font-face {
  font-family: "Jura";
  src: url("fonts/jura-light.woff2") format("woff2");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Orbitron";
  src: url("fonts/orbitron-light-webfont.woff2") format("woff2");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Orbitron";
  src: url("fonts/orbitron-medium-webfont.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Orbitron";
  src: url("fonts/orbitron-bold-webfont.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Orbitron";
  src: url("fonts/orbitron-black-webfont.woff2") format("woff2");
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --font-body: "D-DIN", system-ui, sans-serif;
  --font-condensed: "D-DIN Condensed", "D-DIN", sans-serif;
  --font-expanded: "D-DIN Expanded", "D-DIN", sans-serif;
  --font-tech: "Jura", "D-DIN", sans-serif;
  --font-display: "Orbitron", "Jura", sans-serif;
  --bg: #f4f1ec;
  --bg-grid: rgba(20, 21, 22, 0.055);
  --surface: #fffdf8;
  --surface-2: #e9e6de;
  --surface-metal: #d7d4cb;
  --text: #121314;
  --text-soft: #3c4246;
  --text-muted: #747a7d;
  --grid-line: color-mix(in srgb, var(--text) 4%, transparent);
  --line: rgba(18, 19, 20, 0.12);
  --line-strong: rgba(18, 19, 20, 0.22);
  --accent: #c9221f;
  --accent-2: #8f1715;
  --accent-soft: rgba(201, 34, 31, 0.1);
  --shadow: 0 1.5rem 4rem rgba(18, 19, 20, 0.08);
  --sidebar-width: 17.5rem;
  --content-max: 78rem;
  --section-space: clamp(4.5rem, 8vw, 8rem);
}

html[data-theme="dark"] {
  --bg: #101213;
  --bg-grid: rgba(232, 232, 224, 0.055);
  --surface: #171a1c;
  --surface-2: #202427;
  --surface-metal: #2b3034;
  --text: #eeeee8;
  --text-soft: #c6c8c4;
  --text-muted: #8d928f;
  --grid-line: color-mix(in srgb, var(--text) 3.5%, transparent);
  --line: rgba(238, 238, 232, 0.12);
  --line-strong: rgba(238, 238, 232, 0.22);
  --accent: #e3342f;
  --accent-2: #ff6a62;
  --accent-soft: rgba(227, 52, 47, 0.14);
  --shadow: 0 1.5rem 4rem rgba(0, 0, 0, 0.28);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 20rem;
  color: var(--text);
  background:
    repeating-linear-gradient(90deg, transparent 0 calc(4rem - 1px), var(--grid-line) calc(4rem - 1px) 4rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.2), transparent 22rem),
    var(--bg);
  font-family: var(--font-body);
  line-height: 1.55;
  transition: background-color 220ms ease, color 220ms ease;
}

html[data-theme="dark"] body {
  background:
    repeating-linear-gradient(90deg, transparent 0 calc(4rem - 1px), var(--grid-line) calc(4rem - 1px) 4rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent 22rem),
    var(--bg);
}

a {
  color: inherit;
  text-decoration: none;
}

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

button {
  color: inherit;
}

h1,
h2,
h3,
p,
figure {
  margin: 0;
}

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 100;
  padding: 0.7rem 0.9rem;
  background: var(--accent);
  color: #fff;
  transform: translateY(-150%);
  transition: transform 180ms ease;
}

.skip-link:focus-visible {
  transform: translateY(0);
}

.site-grid {
  width: min(100% - 1.5rem, calc(var(--content-max) + var(--sidebar-width) + 5rem));
  margin-inline: auto;
}

.mobile-header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 0.75rem;
  min-height: 4.8rem;
  padding: 0.75rem 0;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.mobile-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  width: fit-content;
}

.brand-marker {
  position: relative;
  width: 0.55rem;
  height: 2.35rem;
  background: var(--accent);
}

.brand-marker::after {
  content: "";
  position: absolute;
  left: 0.85rem;
  top: 0;
  width: 1px;
  height: 100%;
  background: var(--line-strong);
}

.brand-text {
  display: grid;
  gap: 0.1rem;
  padding-left: 0.7rem;
}

.brand-text strong {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-text span {
  color: var(--text-muted);
  font-family: var(--font-tech);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.theme-toggle,
.nav-toggle {
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  cursor: pointer;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 2.7rem;
  padding: 0 0.8rem;
  color: var(--text);
  font-family: var(--font-tech);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.theme-toggle__state {
  color: var(--accent);
}

.nav-toggle {
  display: inline-grid;
  place-content: center;
  gap: 0.35rem;
  width: 2.7rem;
  height: 2.7rem;
  padding: 0;
}

.nav-toggle span {
  width: 1.2rem;
  height: 1px;
  background: currentColor;
}

.mobile-nav {
  grid-column: 1 / -1;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list-mobile {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.9rem;
  padding: 0.75rem 0 0.3rem;
}

.js .nav-list-mobile {
  display: none;
}

.js .mobile-header[data-nav-open="true"] .nav-list-mobile {
  display: flex;
}

.nav-list a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text-muted);
  font-family: var(--font-tech);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 180ms ease, transform 180ms ease;
}

.nav-list a::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  border: 1px solid var(--line-strong);
  background: transparent;
  transition: background-color 180ms ease, border-color 180ms ease;
}

.nav-list a:hover,
.nav-list a:focus-visible,
.nav-list a.is-active {
  color: var(--text);
}

.nav-list a.is-active::before {
  border-color: var(--accent);
  background: var(--accent);
}

.sidebar {
  display: none;
}

.main-content {
  max-width: var(--content-max);
  margin-inline: auto;
}

.section {
  position: relative;
  padding: var(--section-space) 0;
}

.section::before {
  content: attr(data-section);
  position: absolute;
  top: var(--section-space);
  right: 0;
  color: color-mix(in srgb, var(--text) 10%, transparent);
  font-family: var(--font-display);
  font-size: clamp(2rem, 7vw, 6.4rem);
  font-weight: 700;
  line-height: 0.8;
  pointer-events: none;
}

.section-rule {
  height: 1px;
  margin-bottom: clamp(1.5rem, 3vw, 2.4rem);
  background: linear-gradient(90deg, var(--accent) 0 3rem, var(--line) 3rem 100%);
}

.section-label,
.technical-caption,
.service-meta,
.contact-meta dt,
.form-note,
.process-track em {
  font-family: var(--font-tech);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-label {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
}

h1,
h2,
h3 {
  font-weight: 700;
  line-height: 0.98;
}

h1 {
  max-width: 12ch;
  font-family: var(--font-condensed);
  font-size: clamp(3.25rem, 8.4vw, 8rem);
  text-transform: uppercase;
}

h2 {
  max-width: 13ch;
  font-family: var(--font-condensed);
  font-size: clamp(2.25rem, 5.6vw, 5.25rem);
  text-transform: uppercase;
}

h3 {
  font-family: var(--font-expanded);
  font-size: clamp(1.05rem, 1.6vw, 1.45rem);
  line-height: 1.12;
}

p,
dd,
input,
select,
textarea {
  color: var(--text-soft);
  font-family: D-DIN Expanded;
  font-weight: 100;
}

.hero,
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 5;
  display: grid;
  gap: 1.1rem;
}

.hero-subline {
  max-width: 40rem;
  font-size: clamp(1.08rem, 1.7vw, 1.32rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 0.5rem;
}

.button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0 1rem;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--text);
  font-family: var(--font-tech);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.button::after {
  content: "";
  width: 1.8rem;
  height: 1px;
  margin-left: 0.7rem;
  background: currentColor;
}

.button:hover {
  transform: translateX(0.18rem);
  border-color: var(--accent);
}

.button-primary,
.button-emergency {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.button-quiet {
  background: color-mix(in srgb, var(--surface) 55%, transparent);
}

.hero-visual {
  position: relative;
  z-index: 1;
  min-height: clamp(360px, 48vw, 640px);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
  isolation: isolate;
}

.hero-visual img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter:
    saturate(0.82)
    contrast(1.02)
    brightness(0.98);
  transform: scale(1.02);
  transition:
    transform 900ms cubic-bezier(.2, .8, .2, 1),
    filter 900ms cubic-bezier(.2, .8, .2, 1);
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(
      180deg,
      transparent 0%,
      color-mix(in srgb, var(--bg) 18%, transparent) 100%
    );
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    repeating-linear-gradient(
      90deg,
      transparent 0 34px,
      var(--grid-line) 34px 35px
    ),
    repeating-linear-gradient(
      0deg,
      transparent 0 34px,
      color-mix(in srgb, var(--text) 8%, transparent) 34px 35px
    );
  opacity: 0.08;
  mix-blend-mode: multiply;
}

.hero-visual-drawing {
  position: absolute;
  inset: clamp(1rem, 3vw, 2rem);
  z-index: 3;
  pointer-events: none;
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
}

.hero-visual-drawing::before,
.hero-visual-drawing::after {
  content: "";
  position: absolute;
  background: color-mix(in srgb, var(--accent) 24%, transparent);
}

.hero-visual-drawing::before {
  width: 42%;
  height: 1px;
  top: 22%;
  left: -8%;
  transform: rotate(-18deg);
}

.hero-visual-drawing::after {
  width: 1px;
  height: 58%;
  right: 18%;
  top: -10%;
  transform: rotate(14deg);
}

.hero-visual-label {
  position: absolute;
  left: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 4;
  max-width: 280px;
  padding: 0.85rem 1rem;
  border-left: 2px solid var(--accent);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
}

.hero-visual-label span {
  display: block;
  margin-bottom: 0.3rem;
  color: var(--accent);
  font-family: var(--font-tech);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-visual-label strong {
  display: block;
  font-family: var(--font-tech);
  font-size: 0.9rem;
  font-weight: 600;
}

.hero-visual:hover img {
  transform: scale(1.035);
  filter:
    saturate(0.9)
    contrast(1.03)
    brightness(1);
}

html[data-theme="dark"] .hero-visual::after {
  mix-blend-mode: screen;
  opacity: 0.06;
}

html[data-theme="dark"] .hero-visual::before {
  background:
    linear-gradient(
      180deg,
      transparent 0%,
      color-mix(in srgb, var(--bg) 28%, transparent) 100%
    );
}

html[data-theme="dark"] .hero-visual img {
  filter:
    saturate(0.72)
    contrast(1.04)
    brightness(0.82);
}

html[data-theme="dark"] .hero-visual:hover img {
  filter:
    saturate(0.78)
    contrast(1.05)
    brightness(0.86);
}

.trust-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  list-style: none;
  margin: clamp(2.5rem, 5vw, 4rem) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.trust-row li {
  min-height: 4rem;
  padding: 1rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font-family: var(--font-tech);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.intro-editorial {
  display: grid;
  gap: 1rem;
  max-width: 56rem;
  margin-top: clamp(3.5rem, 7vw, 6rem);
  padding-left: clamp(1rem, 5vw, 5rem);
  border-left: 0.35rem solid var(--accent);
}

.intro-editorial p:last-child {
  max-width: 40rem;
  font-size: clamp(1.05rem, 1.7vw, 1.28rem);
}

.section-heading {
  display: grid;
  gap: 1rem;
  margin-bottom: clamp(2rem, 4vw, 3.4rem);
}

.service-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.service-item {
  position: relative;
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: clamp(1rem, 3vw, 2.5rem);
  padding: clamp(1.25rem, 2.8vw, 2.2rem) 0;
  border-bottom: 1px solid var(--line);
  transition: transform 180ms ease, border-color 180ms ease;
}

.service-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: -1px;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 220ms ease;
}

.service-item:hover {
  transform: translateX(0.35rem);
}

.service-item:hover::before {
  width: min(11rem, 35%);
}

.leistungen-cta {
  display: flex;
  justify-content: flex-end;
  margin-top: clamp(3rem, 8vw, 6rem);
}

.leistungen-cta .button,
.leistungen-cta .button-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding-inline: 1.4rem;
  transition:
    background-color 220ms ease,
    border-color 220ms ease,
    transform 220ms ease;
}

.leistungen-cta .button-primary:hover {
  transform: translateY(-1px);
}

.service-number {
  color: color-mix(in srgb, var(--text) 32%, transparent);
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.8vw, 2.4rem);
  font-weight: 700;
  line-height: 1;
}

.service-body {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(16rem, 1fr);
  gap: clamp(1rem, 4vw, 4rem);
  align-items: baseline;
}

.service-body p {
  max-width: 34rem;
}

.service-meta {
  color: var(--text-muted);
  font-size: 0.75rem;
}

.ral-section,
.section-ral {
  overflow: visible;
}

.ral-layout {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  min-width: 0;
}

.ral-content {
  display: grid;
  gap: 1rem;
  min-width: 0;
}

.ral-subtext {
  max-width: 39rem;
  font-size: clamp(1.05rem, 1.7vw, 1.25rem);
}

.ral-notes {
  display: grid;
  gap: 0.85rem;
  max-width: 35rem;
  margin-top: 0.7rem;
  padding-left: 1rem;
  border-left: 0.22rem solid var(--accent);
}

.ral-notes p {
  font-family: var(--font-tech);
  font-size: 0.84rem;
}

.ral-panel {
  position: relative;
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  box-sizing: border-box;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  overflow: visible;
  padding-block: clamp(1rem, 2.4vw, 1.5rem);
  padding-inline: clamp(1.25rem, 4vw, 3rem);
  border: 1px solid var(--line);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 8%, transparent), transparent 46%),
    repeating-linear-gradient(90deg, transparent 0 2.6rem, var(--grid-line) 2.6rem calc(2.6rem + 1px)),
    color-mix(in srgb, var(--surface) 84%, transparent);
  box-shadow: var(--shadow);
}

.ral-panel::before {
  content: "";
  position: absolute;
  inset: 0.7rem;
  border: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
  pointer-events: none;
}

.ral-toolbar {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.ral-filters {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  min-width: 0;
}

.ral-filter {
  min-height: 2.25rem;
  padding: 0 0.7rem;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 58%, transparent);
  color: var(--text-muted);
  font-family: var(--font-tech);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.ral-filter:hover,
.ral-filter.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--text);
}

.ral-swatches {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(38px, 1fr));
  gap: 0.6rem;
  max-height: none;
  overflow: visible;
  min-width: 0;
}

.ral-swatch {
  position: relative;
  display: block;
  aspect-ratio: 1;
  width: 100%;
  border: 1px solid color-mix(in srgb, var(--line-strong) 72%, transparent);
  border-radius: 3px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  cursor: pointer;
  transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.ral-swatch:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), inset 0 0 0 1px rgba(255, 255, 255, 0.12);
  transform: scale(1.05);
}

.ral-swatch.is-active {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent), inset 0 0 0 1px rgba(255, 255, 255, 0.16);
}

.ral-swatch.is-active::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 0.72rem;
  height: 0.72rem;
  background:
    linear-gradient(135deg, transparent 0 49%, var(--accent) 50%),
    color-mix(in srgb, var(--surface) 64%, transparent);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
}

.ral-selected {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-end;
  min-height: clamp(320px, 36vw, 520px);
  padding: clamp(1.25rem, 4vw, 3rem);
  overflow: hidden;
  border: 1px solid color-mix(in srgb, currentColor 18%, transparent);
  background: var(--selected-ral, #383e42);
  color: var(--selected-ral-text, #f4f4f1);
  min-width: 0;
}

.ral-selected::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(
      180deg,
      rgba(0, 0, 0, 0.06),
      rgba(0, 0, 0, 0.36)
    ),
    repeating-linear-gradient(
      90deg,
      transparent 0 34px,
      color-mix(in srgb, var(--selected-ral-text) 22%, transparent) 34px 35px
    );
  opacity: 0.35;
}

html[data-theme="dark"] .ral-selected::before {
  opacity: 0.42;
}

.ral-selected::after {
  content: "";
  position: absolute;
  inset: clamp(1rem, 3vw, 2rem);
  pointer-events: none;
  border: 1px solid color-mix(in srgb, currentColor 32%, transparent);
}

.ral-preview {
  display: none;
}

.ral-info {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  max-width: 38ch;
  min-width: 0;
}

.ral-info .eyebrow {
  margin: 0;
  color: color-mix(in srgb, currentColor 82%, transparent);
  font-family: var(--font-tech);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ral-code {
  color: inherit;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4.5rem);
  line-height: 0.95;
  letter-spacing: 0.03em;
}

.ral-name {
  color: color-mix(in srgb, currentColor 82%, transparent);
  font-family: var(--font-tech);
  font-size: clamp(1rem, 1.7vw, 1.2rem);
}

.ral-description {
  color: color-mix(in srgb, currentColor 82%, transparent);
  max-width: 34ch;
  margin-top: 0.5rem;
}

.ral-copy {
  width: fit-content;
  min-height: 2.45rem;
  margin-top: 0.45rem;
  padding: 0 0.85rem;
  border: 1px solid color-mix(in srgb, currentColor 38%, transparent);
  background: color-mix(in srgb, currentColor 8%, transparent);
  color: inherit;
  font-family: var(--font-tech);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.ral-copy:hover {
  transform: translateX(0.18rem);
  background: color-mix(in srgb, currentColor 14%, transparent);
}

.project-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.2rem, 2.6vw, 2rem);
}

.project-card {
  display: grid;
  gap: 1rem;
  min-height: 100%;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.project-surface {
  min-height: 18rem;
}

.project-card-large .project-surface {
  min-height: clamp(24rem, 52vw, 38rem);
}

.project-card-wide .project-surface {
  min-height: clamp(17rem, 34vw, 25rem);
}

.project-media--triple-qube {
  position: relative;
  min-height: clamp(380px, 42vw, 620px);
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    radial-gradient(
      circle at 18% 18%,
      color-mix(in srgb, var(--accent) 8%, transparent),
      transparent 34%
    ),
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--surface) 96%, transparent),
      transparent
    ),
    repeating-linear-gradient(
      90deg,
      transparent 0 34px,
      var(--grid-line) 34px 35px
    );
}

.project-media--triple-qube::after {
  content: "";
  position: absolute;
  left: clamp(2rem, 7vw, 4.5rem);
  right: clamp(1rem, 4vw, 3rem);
  top: 50%;
  z-index: 1;
  height: 1px;
  background: color-mix(in srgb, var(--accent) 24%, transparent);
  opacity: 0.45;
  pointer-events: none;
}

.qube-frame {
  position: absolute;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid color-mix(in srgb, var(--text) 12%, transparent);
}

.qube-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.03) saturate(0.92);
  transition:
    transform 850ms cubic-bezier(.2, .8, .2, 1),
    filter 850ms cubic-bezier(.2, .8, .2, 1);
}

.qube-frame--main {
  right: clamp(1rem, 4vw, 3rem);
  top: clamp(1.5rem, 4vw, 3.5rem);
  width: clamp(260px, 64%, 580px);
  aspect-ratio: 4 / 3;
  z-index: 3;
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.12);
}

.qube-frame--support-a {
  left: clamp(2rem, 7vw, 4.5rem);
  bottom: clamp(2rem, 6vw, 4rem);
  width: clamp(150px, 28%, 260px);
  aspect-ratio: 4 / 3;
  z-index: 4;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18);
}

.qube-frame--support-b {
  left: clamp(2rem, 10vw, 7rem);
  top: clamp(2.2rem, 6vw, 4.5rem);
  width: clamp(120px, 22%, 220px);
  aspect-ratio: 4 / 3;
  z-index: 2;
  opacity: 1;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18);
}

.qube-spec {
  position: absolute;
  left: clamp(2rem, 7vw, 4.5rem);
  top: auto;
  bottom: clamp(8rem, 16vw, 13rem);
  z-index: 5;
  display: grid;
  gap: 0.25rem;
  max-width: 280px;
  padding: 0.85rem 1rem;
  border-left: 2px solid var(--accent);
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  backdrop-filter: blur(12px);
  transform: none;
}

.qube-spec span {
  color: var(--accent);
  font-family: var(--font-tech);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.qube-spec strong {
  font-family: var(--font-tech);
  font-size: 0.8rem;
  font-weight: 600;
}

.project-media--triple-qube:hover .qube-frame--main img {
  transform: scale(1.04);
}

.project-media--triple-qube:hover .qube-frame--support-a {
  transform: translate(5px, -5px);
}

.project-media--triple-qube:hover .qube-frame--support-b {
  transform: translate(-5px, 5px);
}

.project-media--triple-qube:hover .qube-frame--support img {
  transform: scale(1.07);
  filter: contrast(1.06) saturate(0.96);
}

.qube-frame--support-a,
.qube-frame--support-b {
  transition:
    transform 850ms cubic-bezier(.2, .8, .2, 1),
    opacity 850ms cubic-bezier(.2, .8, .2, 1);
}

.project-media--canopy {
  position: relative;
  min-height: clamp(360px, 40vw, 560px);
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--surface) 94%, transparent),
      transparent
    ),
    repeating-linear-gradient(
      90deg,
      transparent 0 34px,
      var(--grid-line) 34px 35px
    );
}

.canopy-frame {
  position: absolute;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid color-mix(in srgb, var(--text) 12%, transparent);
}

.canopy-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.02) saturate(0.92);
  transition:
    transform 850ms cubic-bezier(.2, .8, .2, 1),
    filter 850ms cubic-bezier(.2, .8, .2, 1);
}

.canopy-frame--main {
  left: clamp(1rem, 4vw, 3rem);
  top: clamp(1rem, 4vw, 3rem);
  width: clamp(260px, 66%, 600px);
  aspect-ratio: 16 / 10;
  z-index: 2;
}

.canopy-frame--detail {
  right: clamp(1rem, 5vw, 4rem);
  bottom: clamp(2rem, 6vw, 4rem);
  width: clamp(150px, 30%, 280px);
  aspect-ratio: 4 / 3;
  z-index: 3;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.18);
  transition:
    transform 850ms cubic-bezier(.2, .8, .2, 1),
    box-shadow 850ms cubic-bezier(.2, .8, .2, 1);
}

.canopy-spec {
  position: absolute;
  left: clamp(1rem, 4vw, 3rem);
  bottom: clamp(1rem, 4vw, 3rem);
  z-index: 4;
  display: grid;
  gap: 0.25rem;
  max-width: 270px;
  padding: 0.85rem 1rem;
  border-left: 2px solid var(--accent);
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  backdrop-filter: blur(12px);
}

.canopy-spec span {
  color: var(--accent);
  font-family: var(--font-tech);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.canopy-spec strong {
  font-family: var(--font-tech);
  font-size: 0.8rem;
  font-weight: 600;
}

.project-media--canopy:hover .canopy-frame--main img {
  transform: scale(1.035);
  filter: contrast(1.04) saturate(0.96);
}

.project-media--canopy:hover .canopy-frame--detail {
  box-shadow: 0 24px 56px rgba(0, 0, 0, 0.24);
  transform: translate(-6px, -6px);
}

.project-media--canopy:hover .canopy-frame--detail img {
  transform: scale(1.06);
  filter: contrast(1.05) saturate(0.96);
}

.project-media--stacked-detail {
  position: relative;
  min-height: clamp(300px, 34vw, 460px);
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface) 92%, transparent), transparent),
    repeating-linear-gradient(
      90deg,
      transparent 0 18px,
      var(--grid-line) 18px 19px
    );
}

.stacked-detail-card {
  position: absolute;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--text) 12%, transparent);
  background: var(--surface);
}

.stacked-detail-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.05) saturate(0.92);
  transition:
    transform 800ms cubic-bezier(.2, .8, .2, 1),
    filter 800ms cubic-bezier(.2, .8, .2, 1);
}

.stacked-detail-card--primary {
  left: clamp(1rem, 4vw, 3rem);
  top: clamp(1rem, 4vw, 3rem);
  width: clamp(180px, 45%, 360px);
  aspect-ratio: 1;
  z-index: 2;
}

.stacked-detail-card--secondary {
  right: clamp(1rem, 4vw, 3rem);
  bottom: clamp(1rem, 4vw, 3rem);
  width: clamp(150px, 34%, 280px);
  aspect-ratio: 1;
  z-index: 1;
  transform: translateY(12px);
  transition: transform 800ms cubic-bezier(.2, .8, .2, 1);
}

.stacked-detail-card--secondary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent,
    color-mix(in srgb, var(--bg) 22%, transparent)
  );
  pointer-events: none;
}

.stacked-detail-meta {
  position: absolute;
  left: clamp(1rem, 4vw, 3rem);
  bottom: clamp(1rem, 4vw, 3rem);
  z-index: 3;
  display: grid;
  gap: 0.25rem;
  max-width: 240px;
  padding: 0.85rem 1rem;
  border-left: 2px solid var(--accent);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(12px);
}

.stacked-detail-meta span {
  font-family: var(--font-tech);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.stacked-detail-meta strong {
  font-family: var(--font-tech);
  font-size: 0.8rem;
  font-weight: 600;
}

.project-media--stacked-detail:hover .stacked-detail-card--primary img {
  transform: scale(1.055);
  filter: contrast(1.08) saturate(0.96);
}

.project-media--stacked-detail:hover .stacked-detail-card--secondary img {
  transform: scale(1.08);
  filter: contrast(1.08) saturate(0.96);
}

.project-media--stacked-detail:hover .stacked-detail-card--secondary {
  transform: translate(-8px, 4px);
}

.project-media--shower-composition {
  position: relative;
  min-height: clamp(340px, 38vw, 520px);
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 82% 18%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 34%),
    linear-gradient(135deg, color-mix(in srgb, var(--surface) 94%, transparent), transparent),
    repeating-linear-gradient(
      0deg,
      transparent 0 22px,
      color-mix(in srgb, var(--text) 6%, transparent) 22px 23px
    );
}

.shower-frame {
  position: absolute;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid color-mix(in srgb, var(--text) 12%, transparent);
}

.shower-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.04) saturate(0.94);
  transition:
    transform 850ms cubic-bezier(.2, .8, .2, 1),
    filter 850ms cubic-bezier(.2, .8, .2, 1);
}

.shower-frame--landscape {
  left: clamp(1rem, 3.5vw, 2.5rem);
  top: clamp(1rem, 3.5vw, 2.5rem);
  width: clamp(220px, 52%, 460px);
  aspect-ratio: 16 / 9;
  z-index: 2;
}

.shower-frame--portrait {
  right: clamp(1rem, 3.5vw, 2.5rem);
  bottom: clamp(1rem, 3.5vw, 2.5rem);
  width: clamp(150px, 30%, 260px);
  aspect-ratio: 3 / 4;
  z-index: 3;
  transition:
    transform 850ms cubic-bezier(.2, .8, .2, 1),
    box-shadow 850ms cubic-bezier(.2, .8, .2, 1);
}

.shower-frame--portrait::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(
      180deg,
      transparent,
      color-mix(in srgb, var(--bg) 18%, transparent)
    );
}

.shower-spec {
  position: absolute;
  left: clamp(1rem, 3.5vw, 2.5rem);
  bottom: clamp(1rem, 3.5vw, 2.5rem);
  z-index: 4;
  max-width: 260px;
  display: grid;
  gap: 0.25rem;
  padding: 0.85rem 1rem;
  border-left: 2px solid var(--accent);
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  backdrop-filter: blur(12px);
}

.shower-spec span {
  font-family: var(--font-tech);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.shower-spec strong {
  font-family: var(--font-tech);
  font-size: 0.8rem;
  font-weight: 600;
}

.project-media--shower-composition:hover .shower-frame--landscape img {
  transform: scale(1.045);
  filter: contrast(1.08) saturate(0.98);
}

.project-media--shower-composition:hover .shower-frame--portrait {
  transform: translate(-8px, -8px);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.22);
}

.project-media--shower-composition:hover .shower-frame--portrait img {
  transform: scale(1.07);
  filter: contrast(1.08) saturate(0.98);
}

.project-media--dual {
  position: relative;
  margin-bottom: 1.25rem;
}

.project-media-main {
  width: 100%;
  height: clamp(260px, 32vw, 420px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface-metal);
}

.project-media-main img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.project-media-detail {
  position: absolute;
  right: -20px;
  bottom: -20px;
  width: clamp(120px, 18vw, 220px);
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--line-strong) 72%, transparent);
  border-radius: 3px;
  background: var(--surface);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.project-media-detail img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.surface-rail {
  background:
    linear-gradient(115deg, transparent 0 35%, var(--line-strong) 35% calc(35% + 1px), transparent calc(35% + 1px)),
    repeating-linear-gradient(90deg, transparent 0 3.2rem, var(--grid-line) 3.2rem calc(3.2rem + 1px)),
    linear-gradient(135deg, var(--surface-metal), var(--surface));
}

.surface-canopy {
  background:
    linear-gradient(12deg, transparent 0 54%, var(--accent-soft) 54% 70%, transparent 70%),
    linear-gradient(135deg, var(--surface), var(--surface-metal));
}

.surface-stair {
  background:
    repeating-linear-gradient(135deg, transparent 0 2.2rem, var(--line) 2.2rem calc(2.2rem + 1px)),
    linear-gradient(135deg, var(--surface-metal), var(--surface-2));
}

.surface-door {
  background:
    linear-gradient(90deg, transparent 0 38%, var(--line-strong) 38% calc(38% + 1px), transparent calc(38% + 1px)),
    linear-gradient(180deg, var(--surface-2), var(--surface-metal));
}

.surface-custom {
  background:
    radial-gradient(circle at 22% 24%, var(--accent-soft), transparent 28%),
    repeating-linear-gradient(0deg, transparent 0 2.5rem, var(--line) 2.5rem calc(2.5rem + 1px)),
    var(--surface-metal);
}

.project-copy {
  display: grid;
  gap: 0.7rem;
  max-width: 32rem;
}

.process-track {
  display: grid;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.process-track li {
  display: grid;
  align-content: end;
  gap: 0.7rem;
  min-height: 10.5rem;
  padding: 1rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.process-track span {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
}

.process-track strong {
  font-family: var(--font-expanded);
  text-transform: uppercase;
}

.process-track em {
  color: var(--text-muted);
  font-size: 0.68rem;
  font-style: normal;
}

.notdienst-panel {
  position: relative;
  display: grid;
  gap: clamp(1.2rem, 3vw, 2rem);
  padding: clamp(1.4rem, 4vw, 3rem);
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--accent) 38%, var(--line));
  background:
    linear-gradient(90deg, var(--accent-soft), transparent 50%),
    linear-gradient(135deg, color-mix(in srgb, var(--surface) 90%, transparent), var(--surface-2));
}

.notdienst-panel::before {
  content: "24";
  position: absolute;
  right: clamp(1rem, 4vw, 3rem);
  bottom: -0.08em;
  color: color-mix(in srgb, var(--accent) 12%, transparent);
  font-family: var(--font-display);
  font-size: clamp(6rem, 18vw, 16rem);
  font-weight: 900;
  line-height: 0.8;
  pointer-events: none;
}

.notdienst-panel h2 {
  color: var(--accent);
  font-family: var(--font-display);
  letter-spacing: 0.02em;
}

.notdienst-panel p:not(.section-label) {
  position: relative;
  max-width: 42rem;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
}

.contact-layout {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.contact-copy {
  display: grid;
  gap: 1.15rem;
}

.contact-copy > p:not(.section-label) {
  max-width: 34rem;
  font-size: clamp(1.05rem, 1.7vw, 1.25rem);
}

.contact-address {
  display: grid;
  gap: 0.28rem;
  margin: clamp(0.5rem, 1.6vw, 1rem) 0 0;
  color: var(--text);
  font-style: normal;
}

.contact-address strong {
  font-family: var(--font-expanded);
  font-size: 1rem;
  text-transform: uppercase;
}

.contact-address span {
  color: var(--text-soft);
}

.contact-meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0.6rem 0 0;
  border-bottom: 1px solid var(--line);
}

.contact-meta div {
  display: grid;
  grid-template-columns: minmax(7.5rem, 0.38fr) minmax(0, 1fr);
  gap: 1rem;
  align-items: baseline;
  padding: 0.85rem 0;
  border-top: 1px solid var(--line);
}

.contact-meta dt {
  color: var(--text-muted);
  font-size: 0.72rem;
}

.contact-meta dd {
  margin: 0;
  color: var(--text);
}

.contact-meta a {
  color: var(--text);
  text-decoration-color: color-mix(in srgb, var(--accent) 45%, transparent);
  text-underline-offset: 0.22em;
}

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

.contact-form {
  display: grid;
  gap: 1.1rem;
  padding: clamp(1.15rem, 3vw, 2.2rem);
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 82%, transparent);
}

.form-row {
  display: grid;
  gap: 0.45rem;
}

label {
  color: var(--text);
  font-family: var(--font-tech);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 0.9rem;
  background: color-mix(in srgb, var(--bg) 62%, transparent);
  color: var(--text);
  transition: border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 38%, transparent);
}

textarea {
  min-height: 8rem;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: var(--text-muted);
}

.form-note {
  color: var(--text-muted);
  font-size: 0.72rem;
}

.form-submit {
  width: fit-content;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.4rem;
  padding: 1.5rem 0 3rem;
  border-top: 1px solid var(--line);
}

.site-footer p {
  color: var(--text-muted);
  font-family: var(--font-tech);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.js .reveal {
  opacity: 0;
  transform: translateY(1.1rem);
  transition: opacity 560ms ease, transform 560ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 42rem) {
  .trust-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .project-card-large {
    grid-row: span 2;
  }

  .project-card-wide {
    grid-column: span 2;
    grid-template-columns: minmax(0, 1.2fr) minmax(17rem, 0.8fr);
    align-items: end;
  }

  .process-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

}

@media (min-width: 64rem) {
  .contact-layout,
  .ral-layout {
    grid-template-columns: minmax(0, 1fr) minmax(24rem, 0.8fr);
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  }

  .trust-row {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .project-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .process-track {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (min-width: 72rem) {
  .site-grid {
    display: grid;
    grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
    column-gap: clamp(2rem, 4vw, 5rem);
    align-items: start;
  }

  .mobile-header {
    display: none;
  }

  .sidebar {
    position: sticky;
    top: 0;
    display: block;
    min-height: 100vh;
    padding: 2rem 0;
  }

  .sidebar__inner {
    display: grid;
    grid-template-rows: auto 1fr auto auto;
    gap: 2.5rem;
    min-height: calc(100vh - 4rem);
    padding-right: 1.4rem;
    border-right: 1px solid var(--line);
  }

  .brand-sidebar {
    align-items: flex-start;
  }

  .brand-sidebar .brand-marker {
    height: 3rem;
  }

  .brand-sidebar .brand-text strong {
    font-size: 1.2rem;
  }

  .nav-list-sidebar {
    display: grid;
    gap: 0.85rem;
    align-content: start;
  }

  .sidebar-tools {
    align-self: end;
  }

  .sidebar-tools .theme-toggle {
    width: 100%;
  }

  .sidebar-meta {
    display: grid;
    gap: 0.3rem;
    color: var(--text-muted);
    font-family: var(--font-tech);
    font-size: 0.76rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .main-content {
    margin: 0;
  }

  .section:first-child {
    padding-top: 3rem;
  }
}

@media (min-width: 67.5rem) {
  .hero-copy {
    margin-right: -8vw;
  }

  .hero-visual {
    z-index: 1;
  }
}

@media (max-width: 57.5rem) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    margin-right: 0;
  }

  .hero-visual {
    min-height: 360px;
  }

  .service-body {
    grid-template-columns: 1fr;
    gap: 0.6rem;
  }
}

@media (max-width: 45rem) {
  .intro-editorial {
    padding-left: 1rem;
  }

  .ral-panel {
    padding-inline: 1rem;
  }

  .ral-swatches {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x proximity;
    padding-bottom: 0.5rem;
  }

  .ral-swatch {
    flex: 0 0 42px;
    scroll-snap-align: start;
  }

  .ral-selected {
    min-height: 360px;
  }

  .leistungen-cta {
    justify-content: flex-start;
  }

  .project-media--triple-qube {
    display: grid;
    gap: 0.75rem;
    min-height: auto;
    padding: 0;
    overflow: visible;
    border: 0;
    background: transparent;
  }

  .project-media--triple-qube::after {
    display: none;
  }

  .qube-frame {
    position: relative;
    inset: auto;
    width: 100%;
    transform: none;
  }

  .qube-frame--main,
  .qube-frame--support-a,
  .qube-frame--support-b {
    width: 100%;
    aspect-ratio: 4 / 3;
    opacity: 1;
  }

  .qube-frame--main {
    order: 1;
  }

  .qube-frame--support-a {
    order: 2;
  }

  .qube-frame--support-b {
    order: 3;
  }

  .qube-spec {
    position: relative;
    left: auto;
    top: auto;
    order: 4;
    max-width: none;
    background: var(--surface);
    transform: none;
  }

  .project-media--triple-qube:hover .qube-frame--support-a,
  .project-media--triple-qube:hover .qube-frame--support-b {
    transform: none;
  }

  .project-media--canopy {
    display: grid;
    gap: 0.75rem;
    min-height: auto;
    padding: 0;
    overflow: visible;
    border: 0;
    background: transparent;
  }

  .canopy-frame {
    position: relative;
    inset: auto;
    width: 100%;
    transform: none;
  }

  .canopy-frame--main {
    width: 100%;
    aspect-ratio: 4 / 3;
  }

  .canopy-frame--detail {
    width: 100%;
    aspect-ratio: 4 / 3;
    box-shadow: none;
  }

  .canopy-spec {
    position: relative;
    left: auto;
    bottom: auto;
    max-width: none;
    background: var(--surface);
  }

  .project-media--canopy:hover .canopy-frame--detail {
    box-shadow: none;
    transform: none;
  }

  .project-media--dual {
    margin-bottom: 0;
  }

  .project-media-main {
    height: 240px;
  }

  .project-media-detail {
    position: static;
    width: 100%;
    margin-top: 0.75rem;
    aspect-ratio: 16 / 9;
  }

  .project-media--stacked-detail {
    min-height: auto;
    display: grid;
    gap: 0.75rem;
    padding: 0;
    overflow: visible;
    background: transparent;
    border: 0;
  }

  .stacked-detail-card {
    position: relative;
    inset: auto;
    width: 100%;
    transform: none;
  }

  .stacked-detail-card--primary,
  .stacked-detail-card--secondary {
    width: 100%;
    aspect-ratio: 4 / 3;
  }

  .stacked-detail-meta {
    position: relative;
    left: auto;
    bottom: auto;
    max-width: none;
    background: var(--surface);
  }

  .project-media--stacked-detail:hover .stacked-detail-card--secondary {
    transform: none;
  }

  .project-media--shower-composition {
    min-height: auto;
    display: grid;
    gap: 0.75rem;
    padding: 0;
    overflow: visible;
    background: transparent;
    border: 0;
  }

  .shower-frame {
    position: relative;
    inset: auto;
    width: 100%;
    transform: none;
  }

  .shower-frame--landscape {
    width: 100%;
    aspect-ratio: 16 / 9;
  }

  .shower-frame--portrait {
    width: 100%;
    aspect-ratio: 4 / 3;
  }

  .shower-spec {
    position: relative;
    left: auto;
    bottom: auto;
    max-width: none;
    background: var(--surface);
  }

  .project-media--shower-composition:hover .shower-frame--portrait {
    transform: none;
    box-shadow: none;
  }
}

@media (max-width: 32.5rem) {
  .hero-visual {
    min-height: 280px;
  }

  .hero-visual-label {
    max-width: calc(100% - 2rem);
  }
}

@media (max-width: 34rem) {
  .site-grid {
    width: min(100% - 1rem, var(--content-max));
  }

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

  .mobile-actions {
    justify-content: space-between;
  }

  .theme-toggle {
    flex: 1;
  }

  .section::before {
    top: 2.2rem;
  }

  .service-item {
    grid-template-columns: 1fr;
  }

  .project-card-wide {
    grid-template-columns: 1fr;
  }

  .contact-meta div {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .button {
    width: 100%;
  }
}

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

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

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

  .project-surface {
    transform: none;
  }

  .stacked-detail-card,
  .stacked-detail-card img {
    transition: none;
  }

  .project-media--stacked-detail:hover .stacked-detail-card img,
  .project-media--stacked-detail:hover .stacked-detail-card--secondary {
    transform: none;
  }

  .qube-frame,
  .qube-frame img {
    transition: none;
  }

  .project-media--triple-qube:hover .qube-frame,
  .project-media--triple-qube:hover .qube-frame img {
    transform: none;
  }

  .canopy-frame,
  .canopy-frame img {
    transition: none;
  }

  .project-media--canopy:hover .canopy-frame,
  .project-media--canopy:hover .canopy-frame img {
    transform: none;
  }

  .shower-frame,
  .shower-frame img {
    transition: none;
  }

  .project-media--shower-composition:hover .shower-frame img,
  .project-media--shower-composition:hover .shower-frame--portrait {
    transform: none;
  }

  .hero-visual img {
    transition: none;
  }

  .hero-visual:hover img {
    transform: scale(1.02);
  }
}