@import url("https://fonts.googleapis.com/css2?family=B612+Mono:wght@400;700&family=Barlow+Semi+Condensed:wght@500;600;700&family=IBM+Plex+Sans:wght@400;500;600&display=swap");

/* Nordhaus Präzisionsteile — theme.css
   Das Zeichnungsblatt: Raster, Maßlinien, Schraffuren, Schriftfeld. */

:root {
  --anthrazit: #1E2328;
  --werkbank: #262C33;
  --raster: #323A42;
  --stahl: #4A5560;
  --masslinie: #8C97A2;
  --blatt: #DDE2E6;
  --signal: #FF6A13;

  --font-head: "Barlow Semi Condensed", "Arial Narrow", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
  --font-mono: "B612 Mono", ui-monospace, "Consolas", monospace;

  --fs-h1: clamp(2.1rem, 1.2rem + 4.2vw, 4.4rem);
  --fs-h2: clamp(1.75rem, 1.25rem + 2.2vw, 3rem);
  --fs-h3: clamp(1.25rem, 1.1rem + 0.6vw, 1.6rem);
  --fs-body: 1.0625rem;
  --fs-lead: clamp(1.0625rem, 1rem + 0.4vw, 1.25rem);
  --fs-mono: 0.8125rem;
  --fs-figure: clamp(2.6rem, 1.5rem + 4vw, 4.75rem);

  --grid-minor: 24px;
  --grid-major: 120px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --sheet: 76rem;
  --line: 1px solid var(--stahl);
  --line-soft: 1px solid var(--raster);
}

/* ---------- Reset & Grund ---------- */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--blatt);
  background-color: var(--anthrazit);
  background-image:
    linear-gradient(var(--raster) 1px, transparent 1px),
    linear-gradient(90deg, var(--raster) 1px, transparent 1px),
    linear-gradient(var(--werkbank) 1px, transparent 1px),
    linear-gradient(90deg, var(--werkbank) 1px, transparent 1px);
  background-size:
    var(--grid-major) var(--grid-major),
    var(--grid-major) var(--grid-major),
    var(--grid-minor) var(--grid-minor),
    var(--grid-minor) var(--grid-minor);
  background-position: -1px -1px;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

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

h1, h2, h3, h4 {
  margin: 0 0 0.5em;
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: 0.005em;
  overflow-wrap: break-word;
  hyphens: auto;
}

h1 { font-size: var(--fs-h1); font-weight: 700; line-height: 1.02; }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); line-height: 1.15; }

p { margin: 0 0 1em; max-width: 65ch; overflow-wrap: break-word; }

a { color: var(--blatt); text-decoration-color: var(--signal); text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { color: var(--signal); }

strong { font-weight: 600; }

:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

::selection { background: var(--signal); color: var(--anthrazit); }

.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 100;
  padding: 0.6rem 1rem;
  background: var(--signal);
  color: var(--anthrazit);
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  text-decoration: none;
}
.skip-link:focus { top: 1rem; color: var(--anthrazit); }

.mono {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.02em;
  color: var(--masslinie);
}

.signal { color: var(--signal); }

.wrap {
  width: 100%;
  max-width: var(--sheet);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--anthrazit);
  border-bottom: var(--line);
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
  position: relative;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--blatt);
}
.brand:hover { color: var(--blatt); }
.brand__mark { width: 2.25rem; height: 2.25rem; flex: none; }
.brand__mark .dwg__edge { stroke-width: 1.5; }
.brand__text { display: flex; flex-direction: column; line-height: 1.05; }
.brand__name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.08em;
}
.brand__sub {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--masslinie);
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.8rem;
  background: transparent;
  color: var(--blatt);
  border: var(--line);
  border-radius: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  cursor: pointer;
}
.nav-toggle__bars {
  position: relative;
  width: 1.1rem;
  height: 2px;
  background: currentColor;
  box-shadow: 0 -6px 0 currentColor, 0 6px 0 currentColor;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars {
  background: var(--signal);
  box-shadow: 0 -6px 0 var(--signal), 0 6px 0 var(--signal);
}

.site-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: calc(var(--gutter) * -1);
  right: calc(var(--gutter) * -1);
  padding: 0.5rem var(--gutter) 1.5rem;
  background: var(--anthrazit);
  border-bottom: var(--line);
}
.site-nav[data-open="true"] { display: block; }

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav__list a {
  display: block;
  padding: 0.85rem 0;
  border-bottom: var(--line-soft);
  font-family: var(--font-head);
  font-size: 1.35rem;
  font-weight: 600;
  text-decoration: none;
}
.site-nav__list a[aria-current="page"] {
  color: var(--signal);
}
.site-nav__cta { margin-top: 1.25rem; }

.lang {
  display: flex;
  gap: 0.25rem;
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
}
.lang a,
.lang span {
  padding: 0.35rem 0.55rem;
  border: var(--line);
  text-decoration: none;
  color: var(--masslinie);
}
.lang [aria-current="true"] {
  color: var(--anthrazit);
  background: var(--blatt);
  border-color: var(--blatt);
}

/* Lineal unter dem Header */
.ruler {
  height: 10px;
  background-image:
    repeating-linear-gradient(90deg, var(--masslinie) 0 1px, transparent 1px var(--grid-major)),
    repeating-linear-gradient(90deg, var(--stahl) 0 1px, transparent 1px var(--grid-minor));
  background-size: 100% 10px, 100% 5px;
  background-repeat: no-repeat;
  background-position: -1px 0, -1px 0;
  border-bottom: var(--line-soft);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3rem;
  padding: 0.75rem 1.35rem;
  background: var(--signal);
  color: var(--anthrazit);
  border: 1px solid var(--signal);
  border-radius: 0;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.btn:hover { background: var(--blatt); border-color: var(--blatt); color: var(--anthrazit); }
.btn::after {
  content: "\2192";
  font-weight: 400;
}

.btn--line {
  background: transparent;
  color: var(--blatt);
  border-color: var(--stahl);
}
.btn--line:hover { background: transparent; color: var(--signal); border-color: var(--signal); }
.btn--line::after { display: none; }

.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }

/* ---------- Abschnitte ---------- */

.section {
  padding-block: clamp(3.5rem, 8vw, 7rem);
  border-top: var(--line-soft);
}

.section__head { margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.section__head p { color: var(--masslinie); font-size: var(--fs-lead); }

.title-dim {
  position: relative;
  display: inline-block;
  padding-bottom: 0.9rem;
  margin-bottom: 1.25rem;
}
.title-dim::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 11px;
  border-left: 1px solid var(--masslinie);
  border-right: 1px solid var(--masslinie);
  background: linear-gradient(var(--masslinie), var(--masslinie)) center / 100% 1px no-repeat;
}

.lead { font-size: var(--fs-lead); color: var(--blatt); max-width: 40ch; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  text-decoration: none;
  border-bottom: 1px solid var(--signal);
  padding-bottom: 0.15rem;
  white-space: nowrap;
}

/* ---------- Hero ---------- */

.hero { padding-block: clamp(2.5rem, 7vw, 6rem); border-top: 0; }

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

.hero__facts {
  margin: 2rem 0 0;
  padding: 0.9rem 0 0;
  border-top: var(--line-soft);
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.5rem;
}
.hero__facts li { font-family: var(--font-mono); font-size: var(--fs-mono); color: var(--masslinie); }

/* ---------- Zeichnung ---------- */

.drawing {
  margin: 0;
  background: var(--anthrazit);
  border: var(--line);
  position: relative;
}
.drawing::before,
.drawing::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border-color: var(--masslinie);
  border-style: solid;
}
.drawing::before { top: -1px; left: -1px; border-width: 2px 0 0 2px; }
.drawing::after { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }

.drawing__svg { width: 100%; height: auto; padding: clamp(0.75rem, 2vw, 1.5rem); }

.drawing__caption {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  padding: 0.6rem 1rem;
  border-top: var(--line);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--masslinie);
}

.dwg__edge { fill: none; stroke: var(--blatt); stroke-width: 2; stroke-linejoin: miter; }
.dwg__thin { fill: none; stroke: var(--blatt); stroke-width: 1.25; }
.dwg__axis { fill: none; stroke: var(--masslinie); stroke-width: 1; stroke-dasharray: 18 4 3 4; }
.dwg__dim { fill: none; stroke: var(--masslinie); stroke-width: 1; }
.dwg__ext { fill: none; stroke: var(--masslinie); stroke-width: 0.75; }
.dwg__hatch { stroke: var(--masslinie); stroke-width: 1; }
.dwg__arrow { fill: var(--masslinie); }
.dwg__detail { fill: none; stroke: var(--signal); stroke-width: 1.25; stroke-dasharray: 5 3; }
.dwg__ball { fill: var(--signal); stroke: var(--blatt); stroke-width: 1.25; }
.dwg__point { fill: none; stroke: var(--masslinie); stroke-width: 1.25; }
.dwg__label {
  fill: var(--blatt);
  font-family: var(--font-mono);
  font-size: 13px;
}
.dwg__label--small { font-size: 11px; fill: var(--masslinie); }
.dwg__label--signal { fill: var(--signal); }

/* ---------- Kennwerte ---------- */

.proof {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2.5rem var(--gutter);
}

.proof__dim {
  position: relative;
  height: 14px;
  margin-bottom: 1rem;
  border-left: 1px solid var(--masslinie);
  border-right: 1px solid var(--masslinie);
  background: linear-gradient(var(--masslinie), var(--masslinie)) center / 100% 1px no-repeat;
}
.proof__dim::before,
.proof__dim::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 11px;
  height: 7px;
  background: var(--masslinie);
  transform: translateY(-50%);
}
.proof__dim::before { left: 0; clip-path: polygon(0 50%, 100% 0, 100% 100%); }
.proof__dim::after { right: 0; clip-path: polygon(100% 50%, 0 0, 0 100%); }

.proof__value {
  display: block;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: var(--fs-figure);
  line-height: 1;
  white-space: nowrap;
}
.proof__unit {
  font-family: var(--font-mono);
  font-size: 0.32em;
  font-weight: 400;
  margin-left: 0.3em;
  color: var(--masslinie);
}
.proof__item--signal .proof__value { color: var(--signal); }
.proof__item--signal .proof__dim { border-color: var(--signal); background-image: linear-gradient(var(--signal), var(--signal)); }
.proof__item--signal .proof__dim::before,
.proof__item--signal .proof__dim::after { background: var(--signal); }
.proof__label { margin-top: 0.75rem; color: var(--masslinie); font-size: 0.95rem; }

/* ---------- Stückliste ---------- */

.parts {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--line);
}
.parts__row {
  display: grid;
  gap: 1rem 2rem;
  padding: 1.75rem 0;
  border-bottom: var(--line);
  position: relative;
}
.parts__row::before {
  content: "";
  position: absolute;
  left: calc(var(--gutter) * -0.5);
  top: 1.75rem;
  bottom: 1.75rem;
  width: 2px;
  background: transparent;
  transition: background-color 0.15s ease;
}
.parts__row:hover::before { background: var(--signal); }
.parts__sketch { width: 64px; height: 64px; }
.parts__name h3 { margin-bottom: 0.3rem; }
.parts__name .mono { margin: 0; }
.parts__text p { margin: 0; }

/* ---------- Werkstoffe / Schraffuren ---------- */

.materials {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--gutter);
}
.material__swatch {
  aspect-ratio: 4 / 3;
  border: 2px solid var(--blatt);
  margin-bottom: 1rem;
  background-color: var(--anthrazit);
}
.swatch--titan {
  background-image: repeating-linear-gradient(45deg, var(--masslinie) 0 1px, transparent 1px 9px);
}
.swatch--edelstahl {
  background-image:
    repeating-linear-gradient(45deg, var(--masslinie) 0 1px, transparent 1px 10px),
    repeating-linear-gradient(-45deg, var(--masslinie) 0 1px, transparent 1px 10px);
}
.swatch--aluminium {
  background-image: repeating-linear-gradient(45deg, var(--masslinie) 0 1px, transparent 1px 4px, var(--masslinie) 4px 5px, transparent 5px 16px);
}
.swatch--inconel {
  background-image:
    repeating-linear-gradient(45deg, var(--masslinie) 0 1px, transparent 1px 7px),
    repeating-linear-gradient(0deg, var(--stahl) 0 1px, transparent 1px 14px);
}
.material h3 { margin-bottom: 0.2rem; }
.material p { margin: 0; color: var(--masslinie); font-size: 0.95rem; }

/* ---------- Branchen ---------- */

.split {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
}
.sectors { list-style: none; margin: 0; padding: 0; border-top: var(--line); }
.sector {
  padding: 1.5rem 0;
  border-bottom: var(--line);
  display: grid;
  gap: 0.5rem 2rem;
}
.sector h3 { margin: 0; }
.sector p { margin: 0; color: var(--blatt); }

/* ---------- Qualität ---------- */

.pruefmass {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0.5rem 0 1.5rem;
  padding: 0.6rem 1.4rem;
  border: 2px solid var(--signal);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 1rem + 0.6vw, 1.4rem);
  font-weight: 700;
  color: var(--signal);
  white-space: nowrap;
}

.norms { list-style: none; margin: 1.5rem 0 0; padding: 0; display: grid; gap: 0; border-top: var(--line); }
.norms li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0;
  border-bottom: var(--line);
}
.norms__code { font-family: var(--font-mono); font-weight: 700; }
.norms__what { color: var(--masslinie); text-align: right; }

/* ---------- Karriere-Zeile ---------- */

.band {
  display: grid;
  gap: 1rem 2rem;
  align-items: end;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: var(--line);
  background: var(--werkbank);
}
.band h2 { margin: 0; font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.25rem); }
.band p { margin: 0.5rem 0 0; color: var(--masslinie); }

/* ---------- Anfrage / Kontakt ---------- */

.contact-list { list-style: none; margin: 0; padding: 0; border-top: var(--line); }
.contact-list li {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 1rem;
  padding: 0.9rem 0;
  border-bottom: var(--line);
  align-items: baseline;
}
.contact-list .mono { margin: 0; }
.contact-list a { text-decoration: none; font-weight: 500; overflow-wrap: anywhere; }
.contact-list a:hover { color: var(--signal); }

/* ---------- Formular ---------- */

.form { display: grid; gap: 1.25rem; }
.form__grid { display: grid; gap: 1.25rem; }
.form__field { display: grid; gap: 0.4rem; }
.form__label {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  color: var(--masslinie);
}
.form__label abbr { color: var(--signal); text-decoration: none; }
.form__input {
  width: 100%;
  min-height: 3rem;
  padding: 0.7rem 0.85rem;
  background: var(--werkbank);
  color: var(--blatt);
  border: 1px solid var(--stahl);
  border-radius: 0;
  font: inherit;
  font-size: 1rem;
}
.form__input::placeholder { color: var(--masslinie); }
.form__input:hover { border-color: var(--masslinie); }
.form__input:focus-visible { outline: 2px solid var(--signal); outline-offset: 0; border-color: var(--signal); }
textarea.form__input { min-height: 9rem; resize: vertical; }
select.form__input {
  appearance: none;
  padding-right: 2.5rem;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--blatt) 50%),
    linear-gradient(135deg, var(--blatt) 50%, transparent 50%);
  background-position: calc(100% - 1.15rem) 50%, calc(100% - 0.8rem) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}
.form__file {
  padding: 1.25rem 0.85rem;
  border-style: dashed;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
}
.form__file::file-selector-button {
  margin-right: 1rem;
  padding: 0.55rem 0.9rem;
  background: var(--blatt);
  color: var(--anthrazit);
  border: 0;
  border-radius: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  cursor: pointer;
}
.form__hint { margin: 0; font-size: 0.875rem; color: var(--masslinie); }
.form__field[data-state="error"] .form__input { border-color: var(--signal); }
.form__field[data-state="error"] .form__label { color: var(--signal); }
.form__check { display: flex; gap: 0.7rem; align-items: flex-start; font-size: 0.95rem; }
.form__check input { width: 1.15rem; height: 1.15rem; margin-top: 0.2rem; accent-color: var(--signal); }
.form__status {
  min-height: 1.5em;
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
}
.form__status[data-state="error"] { color: var(--signal); }
.form__status[data-state="sent"] { color: var(--blatt); }

/* ---------- Footer: Schriftfeld ---------- */

.site-footer { padding-block: clamp(2.5rem, 6vw, 4rem) 2rem; border-top: var(--line); background: var(--anthrazit); }

.titleblock {
  display: grid;
  border-top: 2px solid var(--blatt);
  border-left: 2px solid var(--blatt);
}
.titleblock__cell {
  padding: 0.7rem 0.9rem 0.85rem;
  border-right: 2px solid var(--blatt);
  border-bottom: 2px solid var(--blatt);
  min-width: 0;
}
.titleblock__cell--wide { grid-column: 1 / -1; }
.titleblock__label {
  display: block;
  margin-bottom: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--masslinie);
}
.titleblock__value { margin: 0; font-weight: 500; overflow-wrap: anywhere; }
.titleblock__value a { text-decoration: none; }
.titleblock__name { font-family: var(--font-head); font-size: 1.6rem; font-weight: 700; letter-spacing: 0.04em; line-height: 1.1; }
.titleblock__links { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.25rem 1rem; }
.footer-note {
  margin: 1rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--masslinie);
}

/* ---------- Styleguide-Hilfen ---------- */

.swatches { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr)); }
.swatch-chip { border: var(--line); }
.swatch-chip__color { height: 5.5rem; border-bottom: var(--line); }
.swatch-chip__meta { padding: 0.6rem 0.75rem; font-family: var(--font-mono); font-size: 0.75rem; color: var(--masslinie); }
.swatch-chip__meta strong { display: block; color: var(--blatt); font-weight: 700; }
.chip--anthrazit { background: var(--anthrazit); }
.chip--werkbank { background: var(--werkbank); }
.chip--raster { background: var(--raster); }
.chip--stahl { background: var(--stahl); }
.chip--masslinie { background: var(--masslinie); }
.chip--blatt { background: var(--blatt); }
.chip--signal { background: var(--signal); }
.type-specimen { border-top: var(--line); }
.type-specimen > div { padding: 1.25rem 0; border-bottom: var(--line); }
.type-specimen .mono { display: block; margin-bottom: 0.5rem; }
.stack > * + * { margin-top: 1.5rem; }

/* ---------- Breakpoints ---------- */

@media (min-width: 600px) {
  .proof { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .materials { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .parts__row { grid-template-columns: 64px minmax(0, 1fr); }
  .parts__text { grid-column: 2; }
  .titleblock { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form__field--full { grid-column: 1 / -1; }
}

@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .site-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
    position: static;
    padding: 0;
    border: 0;
    background: transparent;
  }
  .site-nav__list { display: flex; gap: 1.5rem; }
  .site-nav__list a {
    padding: 0.4rem 0;
    border: 0;
    border-bottom: 2px solid transparent;
    font-size: 1.1rem;
  }
  .site-nav__list a:hover { color: var(--blatt); border-bottom-color: var(--stahl); }
  .site-nav__list a[aria-current="page"] { color: var(--blatt); border-bottom-color: var(--signal); }
  .site-nav__cta { margin: 0; }
  .site-nav__cta .btn { min-height: 2.6rem; padding: 0.5rem 1rem; }
  .lang { margin: 0; }

  .hero__grid { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
  .parts__row { grid-template-columns: 64px minmax(0, 2fr) minmax(0, 3fr); align-items: start; }
  .parts__text { grid-column: auto; }
  .materials { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .split { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
  .sector { grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); }
  .band { grid-template-columns: minmax(0, 1fr) auto; }
  .titleblock { grid-template-columns: 2fr 1.4fr 1fr 1.4fr; }
  .titleblock__cell--wide { grid-column: auto; }
}

@media (min-width: 1200px) {
  .proof { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .site-nav__list { gap: 2rem; }
  .wrap { border-inline: var(--line-soft); }
}

@media (max-width: 380px) {
  .proof__value { white-space: normal; }
  .contact-list li { grid-template-columns: 1fr; gap: 0.2rem; }
  .btn { padding-inline: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media print {
  body { background: #FFFFFF; color: #1E2328; }
  .site-header, .nav-toggle, .ruler { display: none; }
}

/* === Unterseiten: page-hero === */
.page-hero__kicker { margin-bottom: 1.25rem; }
.page-hero h1 { max-width: 22ch; }
.hero__facts a { color: var(--masslinie); text-decoration-color: var(--signal); }
.hero__facts a:hover { color: var(--signal); }

/* === fertigung/qualitaet: proof pair & single === */
@media (min-width: 600px) {
  .proof--pair { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.proof--single { grid-template-columns: minmax(0, 1fr); max-width: 32rem; }

/* === fertigung/branchen: process text === */
.process__text p { max-width: 60ch; }
.process__text .norms { margin-top: 2rem; }

/* === anfrage: form check === */
.form__check .form__input {
  flex: none;
  width: 1.15rem;
  min-height: 0;
  height: 1.15rem;
  padding: 0;
}
.form__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; }

/* === impressum/datenschutz: legal === */
.legal { max-width: 46rem; }
.legal h2 {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: var(--line-soft);
  font-size: var(--fs-h3);
}
.legal h3 { margin-top: 1.75rem; font-size: 1.15rem; }
.legal address { font-style: normal; margin: 0 0 1em; }
.legal ul:not([class]) { margin: 0 0 1em; padding-left: 1.2rem; max-width: 65ch; }
.legal ul:not([class]) li { margin-bottom: 0.4em; }
.legal a { overflow-wrap: anywhere; }