/* =========================================================================
   VARELOR — Designsystem
   Built on Precision.
   Reihenfolge: Tokens · Reset · Basis · Layout · Komponenten · Sektionen · Utilities · Responsive
   ========================================================================= */

/* Lokal bereitgestellte Markenschriften: keine Verbindung zu Google Fonts. */
@font-face {
  font-family: "Inter";
  src: url("../fonts/inter-latin-400-normal.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("../fonts/inter-latin-500-normal.woff2") format("woff2");
  font-style: normal;
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("../fonts/inter-latin-600-normal.woff2") format("woff2");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: "Manrope";
  src: url("../fonts/manrope-latin-500-normal.woff2") format("woff2");
  font-style: normal;
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "Manrope";
  src: url("../fonts/manrope-latin-600-normal.woff2") format("woff2");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: "Manrope";
  src: url("../fonts/manrope-latin-700-normal.woff2") format("woff2");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

/* -------------------------------------------------------------------------
   1. Tokens (CSS-Variablen)
   ------------------------------------------------------------------------- */
:root {
  /* Markenfarben */
  --c-black: #111111;       /* Varelor Black */
  --c-charcoal: #2B2B2B;    /* Charcoal */
  --c-slate: #6B6B6B;       /* Slate Gray - dunkler fuer AA-Kontrast */
  --c-off-white: #FAFAFA;   /* Off White */
  --c-white: #FFFFFF;       /* Pure White */

  /* Abgeleitete Haarlinien & Overlays (bleiben monochrom) */
  --line: rgba(17, 17, 17, 0.14);
  --line-strong: rgba(17, 17, 17, 0.26);
  --line-faint: rgba(17, 17, 17, 0.07);
  --line-light: rgba(255, 255, 255, 0.20);
  --line-light-faint: rgba(255, 255, 255, 0.10);

  /* Schriftfamilien
     Manrope traegt die gesamte Ueberschriftenebene, Inter alles Laufende.
     Eine dritte Display-Schrift gibt es bewusst nicht mehr. */
  --font-heading: "Manrope", system-ui, -apple-system, Segoe UI, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, Segoe UI, sans-serif;

  /* Laufweiten: grosse Groessen brauchen engere Spationierung */
  --ls-display: -0.032em;
  --ls-heading: -0.022em;

  /* Schriftgrössen (fluid) */
  --fs-eyebrow: 0.75rem;
  --fs-small: 0.875rem;
  --fs-body: 1.0625rem;
  --fs-lead: clamp(1.125rem, 1rem + 0.5vw, 1.375rem);
  --fs-h3: clamp(1.1875rem, 1.08rem + 0.45vw, 1.4375rem);
  --fs-h2: clamp(1.75rem, 1.45rem + 1.3vw, 2.5rem);
  --fs-display-sm: clamp(1.875rem, 1.5rem + 1.9vw, 3rem);
  --fs-display: clamp(2.15rem, 1.6rem + 2.4vw, 3.25rem);

  /* Abstände */
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4rem;
  --space-8: 6rem;
  --section-y: clamp(5rem, 3.2rem + 7.5vw, 10rem);

  /* Layout */
  --max-width: 1240px;
  --max-width-narrow: 760px;
  --gutter: clamp(1.25rem, 0.6rem + 3vw, 3rem);
  --nav-h: 4.75rem;

  /* Radien */
  --radius-sm: 2px;
  --radius: 3px;
  --radius-lg: 6px;

  /* Übergänge */
  --ease: cubic-bezier(0.33, 0, 0.2, 1);
  --t-fast: 160ms var(--ease);
  --t: 280ms var(--ease);
  --t-slow: 620ms var(--ease);
}

/* -------------------------------------------------------------------------
   2. Reset
   ------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

* { margin: 0; }

html {
  color-scheme: light;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 1rem);
}

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

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--c-charcoal);
  background-color: var(--c-off-white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

img { height: auto; }

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

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

ul { list-style: none; padding: 0; }

:focus-visible {
  outline: 2px solid var(--c-black);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.section--dark :focus-visible,
.site-footer :focus-visible {
  outline-color: var(--c-off-white);
}

/* -------------------------------------------------------------------------
   3. Basis-Typografie
   ------------------------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: var(--ls-heading);
  color: var(--c-black);
  text-wrap: balance;
  /* Sicherheitsnetz gegen deutsche Langkomposita auf schmalen Displays */
  overflow-wrap: break-word;
}

h1, h2 { line-height: 1.08; }

p { text-wrap: pretty; }

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

/* Grosse Leitaussagen: Manrope, kraeftig und eng gesetzt */
.display {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: var(--ls-display);
  font-size: var(--fs-display);
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-slate);
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.eyebrow::before {
  content: "";
  width: 1.75rem;
  height: 1px;
  background: currentColor;
  display: inline-block;
}

.eyebrow--center { justify-content: center; }

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

.container--narrow { max-width: var(--max-width-narrow); }

.section { padding-block: var(--section-y); }

.section--dark {
  background: var(--c-black);
  color: var(--c-off-white);
}

.section--dark h1,
.section--dark h2,
.section--dark h3 { color: var(--c-white); }

.section--dark .eyebrow { color: rgba(250, 250, 250, 0.6); }

.section--off { background: var(--c-off-white); }
.section--white { background: var(--c-white); }

.section__head { max-width: 46rem; margin-bottom: var(--space-6); }

.section__title { font-size: var(--fs-h2); margin-top: var(--space-3); }

.section__intro {
  margin-top: var(--space-3);
  color: var(--c-slate);
  font-size: var(--fs-lead);
}

main { display: block; }

/* -------------------------------------------------------------------------
   5. Logo
   ------------------------------------------------------------------------- */
.logo {
  display: inline-flex;
  align-items: center;
  color: var(--c-black);
  line-height: 1;
  white-space: nowrap;
}

.logo--header { gap: 0.65rem; }

.logo__icon {
  display: block;
  width: 2.1rem;
  height: 2.1rem;
  object-fit: contain;
  flex: 0 0 auto;
}

.logo__word {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.19em;
  text-transform: uppercase;
}

.logo--light { color: var(--c-white); }

.logo--footer {
  display: inline-block;
}

.logo__full {
  display: block;
  width: 10.5rem;
  height: auto;
  max-width: 100%;
}

@media (max-width: 30rem) {
  .logo__icon { width: 1.9rem; height: 1.9rem; }
  .logo__word { font-size: 0.96rem; letter-spacing: 0.18em; }
}

/* -------------------------------------------------------------------------
   6. Buttons
   ------------------------------------------------------------------------- */
.btn {
  --btn-pad-y: 0.85rem;
  --btn-pad-x: 1.6rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: var(--btn-pad-y) var(--btn-pad-x);
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast),
              border-color var(--t-fast), transform var(--t-fast);
  text-align: center;
}

.btn:active { transform: translateY(1px); }

.btn--primary {
  background: var(--c-black);
  color: var(--c-white);
  border-color: var(--c-black);
}
.btn--primary:hover { background: var(--c-charcoal); border-color: var(--c-charcoal); }

.btn--ghost {
  background: transparent;
  color: var(--c-black);
  border-color: var(--line-strong);
}
.btn--ghost:hover { border-color: var(--c-black); background: var(--c-black); color: var(--c-white); }

.btn--on-dark {
  background: var(--c-white);
  color: var(--c-black);
  border-color: var(--c-white);
}
.btn--on-dark:hover { background: transparent; color: var(--c-white); }

.btn--block { width: 100%; }

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--c-black);
  transition: gap var(--t-fast);
}
.btn-link .btn-link__arrow { transition: transform var(--t-fast); }
.btn-link:hover .btn-link__arrow { transform: translateX(4px); }

/* -------------------------------------------------------------------------
   7. Header / Navigation
   ------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 250, 250, 0.82);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t), background var(--t);
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(250, 250, 250, 0.92);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  height: var(--nav-h);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 0.4rem + 1.6vw, 2.4rem);
}

.nav__link {
  position: relative;
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--c-charcoal);
  padding: 0.4rem 0;
  transition: color var(--t-fast);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1px;
  background: var(--c-black);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t);
}

.nav__link:hover { color: var(--c-black); }
.nav__link:hover::after { transform: scaleX(1); }

.nav__link[aria-current="page"] { color: var(--c-black); }
.nav__link[aria-current="page"]::after { transform: scaleX(1); }

.nav__actions { display: flex; align-items: center; gap: var(--space-3); }

/* Burger */
.nav__toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  background: transparent;
  border: none;
  cursor: pointer;
  position: relative;
  border-radius: var(--radius);
}

.nav__toggle span {
  position: absolute;
  left: 50%;
  width: 22px;
  height: 1.5px;
  background: var(--c-black);
  transform: translateX(-50%);
  transition: transform var(--t), opacity var(--t-fast);
}
.nav__toggle span:nth-child(1) { top: calc(50% - 5px); }
.nav__toggle span:nth-child(2) { top: 50%; }
.nav__toggle span:nth-child(3) { top: calc(50% + 5px); }

.nav__toggle[aria-expanded="true"] span:nth-child(1) { top: 50%; transform: translateX(-50%) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { top: 50%; transform: translateX(-50%) rotate(-45deg); }

/* Mobiles Overlay-Panel */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--c-off-white);
  padding: calc(var(--nav-h) + var(--space-6)) var(--gutter) var(--space-7);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: transform var(--t-slow), opacity var(--t), visibility var(--t);
}

.mobile-nav.is-open { transform: translateY(0); opacity: 1; visibility: visible; }

.mobile-nav__menu { display: flex; flex-direction: column; gap: 0; }

.mobile-nav__link {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--c-black);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--line);
}
.mobile-nav__link[aria-current="page"] { color: var(--c-slate); }

.mobile-nav__footer { margin-top: auto; display: flex; flex-direction: column; gap: var(--space-3); }

body.no-scroll { overflow: hidden; }

/* -------------------------------------------------------------------------
   8. Hero
   ------------------------------------------------------------------------- */
.hero {
  position: relative;
  padding-block: clamp(4rem, 2rem + 9vw, 8.5rem) clamp(3.5rem, 2rem + 6vw, 7rem);
  overflow: hidden;
  background: var(--c-off-white);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(2.25rem, 1rem + 4vw, 5rem);
  align-items: center;
}

.hero__eyebrow { margin-bottom: var(--space-4); }

/* Laengerer H1 als zuvor: eigene fluide Groesse, damit die Zeilen
   auf allen Breiten ruhig umbrechen und die Hierarchie erhalten bleibt. */
.hero__title {
  font-size: clamp(1.8125rem, 1.45rem + 1.6vw, 2.875rem);
  line-height: 1.04;
  letter-spacing: -0.034em;
  margin-bottom: var(--space-4);
  max-width: 22ch;
}

.hero__sub {
  max-width: 34rem;
  color: var(--c-charcoal);
  font-size: var(--fs-lead);
  line-height: 1.55;
  margin-bottom: var(--space-5);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.hero__note {
  font-size: var(--fs-small);
  color: var(--c-slate);
  letter-spacing: 0.01em;
}

/* Hero-Visual: Rahmen mit ruhigem Raster und dezentem Marken-„V“ */
.hero__visual {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(var(--line-faint) 1px, transparent 1px) 0 0 / 100% 2.25rem,
    linear-gradient(90deg, var(--line-faint) 1px, transparent 1px) 0 0 / 2.25rem 100%,
    var(--c-white);
  padding: clamp(1.25rem, 0.9rem + 1.1vw, 1.9rem);
  overflow: hidden;
}

.hero__visual::before {
  content: "V";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(12rem, 22vw, 19rem);
  letter-spacing: -0.05em;
  line-height: 1;
  color: var(--c-black);
  opacity: 0.05;
  pointer-events: none;
}

/* -------------------------------------------------------------------------
   8b. Hero-Systemdiagramm
   Drei benannte Module an einer gemeinsamen Achse, die in einem
   verbundenen System zusammenlaufen. Nur HTML und CSS.
   ------------------------------------------------------------------------- */
.hero-system {
  --sys-gap: 1.85rem;      /* Abstand Achse <-> Modulkante = Laenge der Stichleitung */
  --sys-node: 7px;         /* Kantenlaenge der Knotenraute */
  --sys-node-y: 1.15rem;   /* Hoehe des Knotens innerhalb eines Moduls */
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
}

/* Kopfzeile des Diagramms */
.hero-system__head {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  padding-bottom: var(--space-4);
}

.hero-system__tick {
  font-family: var(--font-body);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-slate);
}

/* Achse und Module */
.hero-system__body {
  position: relative;
  padding-left: var(--sys-gap);
}

.hero-system__spine {
  position: absolute;
  left: 0;
  top: var(--sys-node-y);
  bottom: 0;
  width: 1px;
  background: var(--line-strong);
  overflow: hidden;
}

/* Wandernder Impuls: Hoehe in Prozent der Achse, dadurch aufloesungsunabhaengig */
.hero-system__pulse {
  display: block;
  width: 100%;
  height: 28%;
  background: linear-gradient(to bottom, transparent, var(--c-black), transparent);
  opacity: 0;
  animation: hero-system-pulse 9s var(--ease) 1.4s infinite;
}

.hero-system__modules {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: 0;
}

.hero-system__module {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 0.75rem;
  align-items: baseline;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--c-white);
  padding: 0.7rem 0.9rem;
  animation: hero-system-in 640ms var(--ease) both;
}

/* Stichleitung von der Achse zum Modul */
.hero-system__module::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--sys-gap));
  top: var(--sys-node-y);
  width: var(--sys-gap);
  height: 1px;
  background: var(--line-strong);
}

/* Knoten auf der Achse */
.hero-system__node {
  position: absolute;
  left: calc(-1 * var(--sys-gap));
  top: var(--sys-node-y);
  width: var(--sys-node);
  height: var(--sys-node);
  margin-left: calc(var(--sys-node) / -2);
  margin-top: calc(var(--sys-node) / -2);
  background: var(--c-white);
  border: 1px solid var(--c-black);
  transform: rotate(45deg);
  animation: hero-system-node 9s var(--ease) infinite;
}

.hero-system__module--1 { animation-delay: 120ms; }
.hero-system__module--2 { animation-delay: 240ms; }
.hero-system__module--3 { animation-delay: 360ms; }

.hero-system__module--1 .hero-system__node { animation-delay: 1.9s; }
.hero-system__module--2 .hero-system__node { animation-delay: 3.1s; }
.hero-system__module--3 .hero-system__node { animation-delay: 4.3s; }

.hero-system__index {
  font-family: var(--font-body);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--c-slate);
  line-height: 1.6;
}

.hero-system__label {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--c-black);
  line-height: 1.3;
}

.hero-system__meta {
  grid-column: 2;
  font-size: 0.8125rem;
  color: var(--c-slate);
  line-height: 1.5;
}

/* Zusammenfuehrung: die drei Module bilden ein System */
.hero-system__core {
  position: relative;
  margin-top: var(--space-4);
  margin-left: var(--sys-gap);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.35rem 0.9rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--c-black);
  border-radius: var(--radius);
  background: var(--c-black);
  animation: hero-system-in 640ms var(--ease) 480ms both;
}

/* Achse laeuft nach unten und biegt in den System-Block ein */
.hero-system__core::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--sys-gap));
  top: calc(-1 * var(--space-4));
  width: 1px;
  height: calc(var(--space-4) + 50%);
  background: var(--line-strong);
}

.hero-system__core::after {
  content: "";
  position: absolute;
  left: calc(-1 * var(--sys-gap));
  top: 50%;
  width: var(--sys-gap);
  height: 1px;
  background: var(--line-strong);
}

.hero-system__core-label {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--c-white);
  line-height: 1.3;
}

.hero-system__core-note {
  font-family: var(--font-body);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(250, 250, 250, 0.62);
}

/* Bewegung ausschliesslich ueber transform und opacity */
@keyframes hero-system-in {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: none; }
}

@keyframes hero-system-pulse {
  0%   { opacity: 0; transform: translateY(-120%); }
  12%  { opacity: 0.85; }
  82%  { opacity: 0.85; }
  100% { opacity: 0; transform: translateY(400%); }
}

@keyframes hero-system-node {
  0%, 100% { opacity: 1; transform: rotate(45deg) scale(1); }
  6%       { opacity: 1; transform: rotate(45deg) scale(1.35); }
  16%      { opacity: 1; transform: rotate(45deg) scale(1); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-system__module,
  .hero-system__core,
  .hero-system__node {
    animation: none;
    opacity: 1;
  }
  .hero-system__module,
  .hero-system__core { transform: none; }
  .hero-system__node { transform: rotate(45deg); }
  .hero-system__pulse { animation: none; opacity: 0; }
}

/* -------------------------------------------------------------------------
   8c. Loesungsuebersicht
   Drei Bereiche an einer gemeinsamen Achse. Greift die Knoten- und
   Linienlogik des Hero-Systemdiagramms auf, statt drei Icon-Karten zu
   wiederholen. Asymmetrie: breite Erklaerspalte, schmalere Nutzenspalte.
   ------------------------------------------------------------------------- */
.solutions {
  --sol-rail: 3.25rem;   /* Breite der Achsenspalte */
  --sol-node: 9px;
  display: grid;
  margin: 0;
  border-top: 1px solid var(--line);
}

.solutions__item {
  position: relative;
  display: grid;
  grid-template-columns: var(--sol-rail) minmax(0, 1.35fr) minmax(0, 0.9fr);
  column-gap: clamp(1.5rem, 0.9rem + 2.2vw, 3.5rem);
  row-gap: var(--space-4);
  align-items: start;
  padding-block: clamp(2rem, 1.4rem + 2vw, 3.25rem);
  padding-right: var(--space-3);
  border-bottom: 1px solid var(--line);
  transition: background-color var(--t);
}

/* Durchgehende Achse ueber alle drei Bereiche */
.solutions__item::before {
  content: "";
  position: absolute;
  left: calc(var(--sol-rail) / 2);
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--line-strong);
}

.solutions__item:hover,
.solutions__item:focus-within { background-color: var(--c-off-white); }

/* Knoten auf der Achse - dieselbe Formsprache wie im Hero-Diagramm */
.solutions__node {
  position: relative;
  z-index: 1;
  justify-self: center;
  align-self: start;
  margin-top: 0.32rem;
  width: var(--sol-node);
  height: var(--sol-node);
  background: var(--c-white);
  border: 1px solid var(--c-black);
  transform: rotate(45deg);
  transition: background-color var(--t);
}

.solutions__item:hover .solutions__node,
.solutions__item:focus-within .solutions__node { background: var(--c-black); }

.solutions__label {
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-slate);
  margin-bottom: var(--space-2);
}

.solutions__num {
  font-variant-numeric: tabular-nums;
  color: var(--c-black);
}

.solutions__title {
  font-size: var(--fs-h3);
  margin-bottom: var(--space-3);
  max-width: 22ch;
}

.solutions__text {
  color: var(--c-charcoal);
  max-width: 44ch;
  margin-bottom: var(--space-4);
}

.solutions__points {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin: 0;
  padding-top: 1.95rem;  /* schwenkt auf die Hoehe des Bereichstitels ein */
}

.solutions__points li {
  position: relative;
  padding-left: 1.5rem;
  font-size: var(--fs-small);
  color: var(--c-charcoal);
  line-height: 1.5;
}

.solutions__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 0.6rem;
  height: 1px;
  background: var(--c-slate);
}

.solutions__footer {
  margin-top: var(--space-5);
  padding-left: var(--sol-rail);
}

/* -------------------------------------------------------------------------
   9. Trust-Bar
   ------------------------------------------------------------------------- */
.trust {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  padding-block: var(--space-6);
  border-block: 1px solid var(--line);
}

.trust__item { display: flex; gap: var(--space-3); align-items: flex-start; }

.trust__num {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--c-slate);
  line-height: 1.35;
}

.trust__label { font-weight: 600; color: var(--c-black); }
.trust__text { font-size: var(--fs-small); color: var(--c-slate); margin-top: 0.15rem; }

/* -------------------------------------------------------------------------
   10. Karten-Raster (generisch)
   ------------------------------------------------------------------------- */
.grid {
  display: grid;
  gap: var(--space-4);
}
.grid--3 { grid-template-columns: repeat(3, 1fr); }

.card {
  background: var(--c-white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
}
.card:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
  box-shadow: 0 18px 40px -28px rgba(17, 17, 17, 0.45);
}

.card__index {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  color: var(--c-slate);
}

.card__title { font-size: var(--fs-h3); margin-block: var(--space-2) var(--space-2); }
.card__text { color: var(--c-slate); font-size: var(--fs-small); }

/* -------------------------------------------------------------------------
   11. Leistungspakete (Pricing)
   ------------------------------------------------------------------------- */
.plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  align-items: stretch;
}

.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--c-white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-5);
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
}
.plan:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
  box-shadow: 0 22px 48px -30px rgba(17, 17, 17, 0.5);
}

.plan--featured {
  border-color: var(--c-black);
  box-shadow: 0 22px 48px -30px rgba(17, 17, 17, 0.5);
}

.plan__badge {
  position: absolute;
  top: -0.7rem;
  left: var(--space-5);
  background: var(--c-black);
  color: var(--c-white);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-sm);
}

.plan__name { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 600; letter-spacing: var(--ls-heading); }
.plan__price { margin-top: var(--space-2); display: flex; flex-direction: column; gap: 0.2rem; }
.plan__price strong { font-family: var(--font-heading); font-size: 1.4rem; color: var(--c-black); letter-spacing: -0.02em; line-height: 1.1; }
.plan__price span { font-size: var(--fs-small); color: var(--c-slate); }

.plan__divider { height: 1px; background: var(--line); margin-block: var(--space-4); }

.plan__features, .offer__features { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-5); }
.plan__features li, .offer__features li {
  position: relative;
  padding-left: 1.6rem;
  font-size: var(--fs-small);
  color: var(--c-charcoal);
}
.plan__features li::before, .offer__features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 0.55rem;
  height: 1px;
  background: var(--c-slate);
}

.plan__cta { margin-top: auto; }

.plans-note {
  margin-top: var(--space-5);
  text-align: center;
  font-size: var(--fs-small);
  color: var(--c-slate);
}

/* -------------------------------------------------------------------------
   12. Split / Vorteile
   ------------------------------------------------------------------------- */
.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 1rem + 4vw, 5rem);
  align-items: start;
}

.feature-list { display: grid; gap: 0; }
.feature-list__item {
  display: flex;
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-top: 1px solid var(--line);
}
.feature-list__item:last-child { border-bottom: 1px solid var(--line); }
.feature-list__num {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  color: var(--c-slate);
  min-width: 1.8rem;
}
.feature-list__body h3 { font-size: 1.15rem; margin-bottom: 0.3rem; }
.feature-list__body p { font-size: var(--fs-small); color: var(--c-slate); }

/* -------------------------------------------------------------------------
   13. Branchen
   ------------------------------------------------------------------------- */
.sector {
  position: relative;
  background: var(--c-white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  overflow: hidden;
  transition: border-color var(--t), transform var(--t);
}
.sector:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.sector__glyph {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--c-slate);
  line-height: 1;
  margin-bottom: var(--space-4);
  display: block;
}
.sector__title { font-size: var(--fs-h3); margin-bottom: var(--space-2); }
.sector__text { color: var(--c-slate); font-size: var(--fs-small); }

/* -------------------------------------------------------------------------
   14. Prozess-Timeline
   ------------------------------------------------------------------------- */
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.process__step {
  position: relative;
  padding: var(--space-5) var(--space-4) var(--space-4) 0;
  border-top: 1px solid var(--line-light);
}
.process__step::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-white);
}
.process__num {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  color: rgba(250, 250, 250, 0.62);
  line-height: 1;
}
.process__title { color: var(--c-white); font-size: var(--fs-h3); margin-block: var(--space-3) var(--space-2); }
.process__text { font-size: var(--fs-small); color: rgba(250, 250, 250, 0.6); padding-right: var(--space-3); }

/* -------------------------------------------------------------------------
   15. Projekte
   ------------------------------------------------------------------------- */
.project {
  display: block;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-white);
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
}
.project:hover { border-color: var(--line-strong); transform: translateY(-3px); box-shadow: 0 20px 44px -30px rgba(17,17,17,0.5); }

/* Projektvisualisierungen: eigenständige, rein typografische Konzeptstudien */
.project__visual {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--c-off-white);
  overflow: hidden;
}
.project__visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(var(--line-faint) 1px, transparent 1px) 0 0 / 100% 1.5rem,
    linear-gradient(90deg, var(--line-faint) 1px, transparent 1px) 0 0 / 1.5rem 100%;
}
.project__visual--b { background: var(--c-charcoal); }
.project__visual--b::before { background:
    linear-gradient(var(--line-light-faint) 1px, transparent 1px) 0 0 / 100% 1.5rem,
    linear-gradient(90deg, var(--line-light-faint) 1px, transparent 1px) 0 0 / 1.5rem 100%; }
.project__visual--consulting { background: #ebe9e4; }
.project-preview {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 3.6rem clamp(1.5rem, 4vw, 2.25rem) 2rem;
  color: var(--c-black);
  transition: transform 500ms cubic-bezier(.2,.7,.2,1);
}
.project__visual:hover .project-preview { transform: scale(1.025); }
.project-preview__kicker,
.project-preview__meta {
  font-family: var(--font-body);
  font-size: clamp(0.48rem, 1.25vw, 0.62rem);
  font-weight: 600;
  letter-spacing: 0.16em;
  line-height: 1.5;
  text-transform: uppercase;
}
.project-preview__kicker {
  position: absolute;
  top: 1.05rem;
  right: 1.05rem;
  max-width: 48%;
  margin: 0;
  text-align: right;
}
.project-preview__meta { margin-top: clamp(0.9rem, 2.5vw, 1.4rem); opacity: 0.58; }
.project-preview strong {
  max-width: 92%;
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 2.8vw, 2rem);
  font-weight: 600;
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: inherit;
}
.project-preview--property::after {
  content: "";
  position: absolute;
  right: 10%;
  top: 14%;
  width: 24%;
  height: 72%;
  border: 1px solid rgba(17,17,17,0.16);
  border-bottom: 0;
}
.project-preview--automotive { color: var(--c-white); }
.project-preview--automotive::after {
  content: "";
  position: absolute;
  right: -7%;
  bottom: -12%;
  width: 57%;
  aspect-ratio: 1;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
}
.project-preview--consulting::after {
  content: "";
  position: absolute;
  right: 10%;
  top: 15%;
  width: 1px;
  height: 70%;
  background: rgba(17,17,17,0.2);
  box-shadow: 0.75rem 0 0 rgba(17,17,17,0.08), 1.5rem 0 0 rgba(17,17,17,0.05);
}
.project__tag {
  position: absolute;
  z-index: 2;
  top: var(--space-3);
  left: var(--space-3);
  background: rgba(17, 17, 17, 0.9);
  color: var(--c-white);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
}
.project__body { padding: var(--space-5); }
.project__sector { font-size: var(--fs-eyebrow); letter-spacing: 0.18em; text-transform: uppercase; color: var(--c-slate); font-weight: 600; }
.project__title { font-size: var(--fs-h3); margin-block: var(--space-2) var(--space-2); }
.project__text { font-size: var(--fs-small); color: var(--c-slate); }

/* -------------------------------------------------------------------------
   16. Über / Team-Platzhalter
   ------------------------------------------------------------------------- */
.about-statement p { font-size: var(--fs-lead); line-height: 1.55; margin-bottom: var(--space-4); }
.about-statement p:last-child { margin-bottom: 0; }
.about-statement blockquote {
  margin: var(--space-5) 0 0;
  padding-left: var(--space-4);
  border-left: 2px solid var(--c-black);
  font-family: var(--font-heading);
  font-size: var(--fs-lead);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.45;
  color: var(--c-black);
}



/* Über Varelor — Intro und Ansatz */
.about-intro {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(3rem, 7vw, 7rem);
  align-items: start;
}
.about-intro__lead {
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
}
.about-intro__title {
  margin-top: var(--space-3);
  font-size: var(--fs-display-sm);
  max-width: 9ch;
}
.about-intro__content {
  border-left: 1px solid var(--line-strong);
  padding-left: clamp(1.5rem, 4vw, 3.5rem);
}
.about-intro__statement {
  font-size: clamp(1.35rem, 1.1rem + 0.9vw, 2rem);
  line-height: 1.45;
  color: var(--c-black);
  margin-bottom: var(--space-6);
}
.about-intro__details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--line);
}
.about-intro__details p {
  color: var(--c-slate);
  font-size: var(--fs-body);
}

.approach-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(3rem, 7vw, 7rem);
  align-items: start;
}
.approach-grid__head {
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
}
.approach-grid__intro {
  margin-top: var(--space-4);
  max-width: 30rem;
  color: var(--c-slate);
}
.approach-steps {
  border-top: 1px solid var(--line-strong);
}
.approach-step {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: var(--space-4);
  padding-block: clamp(1.75rem, 3vw, 2.5rem);
  border-bottom: 1px solid var(--line-strong);
}
.approach-step__index {
  font-size: var(--fs-small);
  color: var(--c-slate);
  letter-spacing: 0.12em;
  padding-top: 0.2rem;
}
.approach-step__title {
  font-size: var(--fs-h3);
  margin-bottom: var(--space-2);
}
.approach-step p {
  color: var(--c-slate);
  max-width: 38rem;
}

@media (max-width: 52rem) {
  .about-intro,
  .approach-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  .about-intro__lead,
  .approach-grid__head {
    position: static;
  }
  .about-intro__title { max-width: 14ch; }
  .about-intro__content {
    border-left: 0;
    border-top: 1px solid var(--line-strong);
    padding-left: 0;
    padding-top: var(--space-5);
  }
}

@media (max-width: 38rem) {
  .about-intro__details { grid-template-columns: 1fr; }
  .approach-step { grid-template-columns: 2.25rem 1fr; gap: var(--space-3); }
}

/* -------------------------------------------------------------------------
   17. CTA-Sektion
   ------------------------------------------------------------------------- */
.cta-block { text-align: center; max-width: 42rem; margin-inline: auto; }
.cta-block__title { font-size: var(--fs-display-sm); font-family: var(--font-heading); font-weight: 600; letter-spacing: var(--ls-display); line-height: 1.06; }
.cta-block__text { margin-block: var(--space-4) var(--space-5); color: rgba(250,250,250,0.72); font-size: var(--fs-lead); }
.cta-block__note { margin-top: var(--space-4); font-size: var(--fs-small); color: rgba(250,250,250,0.55); }

/* -------------------------------------------------------------------------
   18. Formular
   ------------------------------------------------------------------------- */
.form { display: grid; gap: var(--space-4); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.field { display: flex; flex-direction: column; gap: 0.45rem; }
.field--full { grid-column: 1 / -1; }

.field__label { font-size: var(--fs-small); font-weight: 600; color: var(--c-black); }
.field__label .req { color: var(--c-slate); font-weight: 400; }
.field__help { font-size: 0.8125rem; color: var(--c-slate); line-height: 1.45; }

.field__control {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--c-white);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  font-size: var(--fs-small);
  color: var(--c-black);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.field__control::placeholder { color: var(--c-slate); }
.field__control:focus {
  outline: none;
  border-color: var(--c-black);
  box-shadow: 0 0 0 3px rgba(17, 17, 17, 0.08);
}
textarea.field__control { resize: vertical; min-height: 9rem; }
select.field__control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237A7A7A' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem; }
.service-detail[hidden] { display: none; }

.field__error { font-size: 0.8125rem; color: var(--c-black); font-weight: 600; min-height: 1px; display: none; }
.field.has-error .field__control { border-color: var(--c-black); box-shadow: 0 0 0 3px rgba(17,17,17,0.1); }
.field.has-error .field__error { display: block; }

.checkbox {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
  font-size: var(--fs-small);
  color: var(--c-charcoal);
}
.checkbox input { width: 1.15rem; height: 1.15rem; margin-top: 0.15rem; accent-color: var(--c-black); }
.checkbox a { text-decoration: underline; text-underline-offset: 2px; }

.form__status {
  display: none;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius);
  font-size: var(--fs-small);
  border: 1px solid var(--line-strong);
}
.form__status.is-visible { display: block; }

.form__note {
  font-size: var(--fs-small);
  color: var(--c-slate);
  letter-spacing: 0.01em;
  margin-top: calc(var(--space-2) * -1);
}

/* -------------------------------------------------------------------------
   19. Kontaktinfo-Block
   ------------------------------------------------------------------------- */
.contact-aside { display: flex; flex-direction: column; gap: var(--space-5); }
.contact-aside__item h3 { font-size: var(--fs-h3); margin-bottom: var(--space-2); }
.contact-aside__item p { color: var(--c-slate); font-size: var(--fs-small); }

/* -------------------------------------------------------------------------
   20. Rechtstexte (Impressum / Datenschutz)
   ------------------------------------------------------------------------- */
.legal { max-width: 50rem; }
.legal h2 { font-size: var(--fs-h3); margin-block: var(--space-6) var(--space-3); }
.legal h2:first-of-type { margin-top: var(--space-4); }
.legal p, .legal li { color: var(--c-charcoal); font-size: var(--fs-small); margin-bottom: var(--space-2); }
.legal ul { list-style: none; }
.legal ul li { position: relative; padding-left: 1.4rem; }
.legal ul li::before { content: "—"; position: absolute; left: 0; color: var(--c-slate); }

/* -------------------------------------------------------------------------
   21. Danke / 404 (zentrierte Statusseiten)
   ------------------------------------------------------------------------- */
.status-page {
  min-height: calc(100vh - var(--nav-h));
  display: grid;
  place-items: center;
  text-align: center;
  padding-block: var(--section-y);
}
.status-page__inner { max-width: 40rem; }
.status-page__mark {
  font-family: var(--font-heading);
  font-size: clamp(3.25rem, 8vw, 5.5rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--c-black);
  line-height: 1;
  margin-bottom: var(--space-4);
}
.status-page__title { font-size: var(--fs-display-sm); font-family: var(--font-heading); font-weight: 600; letter-spacing: var(--ls-display); margin-bottom: var(--space-4); }
.status-page__text { color: var(--c-slate); font-size: var(--fs-lead); margin-bottom: var(--space-5); }
.status-page__actions { display: flex; gap: var(--space-3); justify-content: center; flex-wrap: wrap; }

/* -------------------------------------------------------------------------
   22. Footer
   ------------------------------------------------------------------------- */
.site-footer { background: var(--c-black); color: rgba(250,250,250,0.7); padding-block: var(--space-8) var(--space-5); }
.footer__top {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr 1.2fr;
  gap: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--line-light);
}
.footer__brand-desc { margin-top: var(--space-4); font-size: var(--fs-small); color: rgba(250,250,250,0.6); max-width: 26rem; }
.footer__col-title { font-size: var(--fs-eyebrow); letter-spacing: 0.2em; text-transform: uppercase; color: var(--c-white); margin-bottom: var(--space-4); }
.footer__links { display: flex; flex-direction: column; gap: var(--space-2); }
.footer__links a { font-size: var(--fs-small); color: rgba(250,250,250,0.7); transition: color var(--t-fast); }
.footer__links a:hover { color: var(--c-white); }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding-top: var(--space-5);
  font-size: var(--fs-small);
  color: rgba(250,250,250,0.5);
}

/* -------------------------------------------------------------------------
   23. Scroll-Reveal
   ------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity var(--t-slow), transform var(--t-slow);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* -------------------------------------------------------------------------
   24. Utilities
   ------------------------------------------------------------------------- */
.skip-link {
  position: absolute;
  left: var(--space-3);
  top: -3rem;
  z-index: 200;
  background: var(--c-black);
  color: var(--c-white);
  padding: 0.6rem 1rem;
  border-radius: var(--radius);
  font-size: var(--fs-small);
  transition: top var(--t-fast);
}
.skip-link:focus { top: var(--space-3); }

.page-hero { padding-block: clamp(3.5rem, 2rem + 6vw, 6.5rem) var(--space-6); border-bottom: 1px solid var(--line); }
.page-hero__title { font-size: var(--fs-display-sm); font-family: var(--font-heading); font-weight: 600; letter-spacing: var(--ls-display); line-height: 1.06; margin-block: var(--space-3) var(--space-3); max-width: 20ch; }
.page-hero__intro { max-width: 42rem; color: var(--c-slate); font-size: var(--fs-lead); }

.mt-0 { margin-top: 0; }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }
.text-center { text-align: center; }
.section__intro--center { margin-inline: auto; }

/* -------------------------------------------------------------------------
   25. Responsive
   ------------------------------------------------------------------------- */
@media (max-width: 1180px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__title { max-width: 24ch; }
  .hero__visual { max-width: 30rem; margin-inline: auto; width: 100%; }
}

@media (max-width: 900px) {
  .solutions__item { grid-template-columns: var(--sol-rail) minmax(0, 1fr); }
  .solutions__points { grid-column: 2; padding-top: 0; }
  .solutions__text { max-width: 60ch; }
}

@media (max-width: 980px) {
  .split { grid-template-columns: 1fr; }
  .process { grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
  .care-grid { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: 1fr; }
  .case-meta { position: static; }
}

@media (max-width: 760px) {
  .nav__menu,
  .nav__actions .btn { display: none; }
  .nav__toggle { display: block; }
  .nav__actions { gap: 0; }

  /* Systemdiagramm auf kleinen Geraeten reduziert: ohne Kopfzeile,
     ohne Zusatzbeschriftung, engere Achse */
  .hero__title { max-width: none; }
  .hero-system { --sys-gap: 1.25rem; }
  .hero-system__head { display: none; }
  .hero-system__meta { display: none; }
  .hero-system__module { padding: 0.6rem 0.75rem; }
  .hero-system__core { padding: 0.6rem 0.75rem; }

  .solutions { --sol-rail: 2.25rem; }
  .solutions__title { max-width: none; }

  .trust { grid-template-columns: 1fr; gap: var(--space-4); padding-block: var(--space-5); }
  .grid--3 { grid-template-columns: 1fr; }
  .plans { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .care-grid { grid-template-columns: 1fr; }
  .addons__list { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: var(--space-5); }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}

@media (min-width: 761px) {
  .mobile-nav { display: none; }
}

/* =========================================================================
   REVISION — ergänzende Komponenten (Care, Zusatzleistungen, Redesign,
   Projekt-Detailseiten, Formular-Infobox, Kontaktzeilen)
   ========================================================================= */

/* Preis-Label (Care / Redesign) */
.price-tag {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.025em;
  color: var(--c-black);
}
.price-tag small { font-family: var(--font-body); font-size: var(--fs-small); font-weight: 500; color: var(--c-slate); letter-spacing: 0; }
.price-hint { font-size: var(--fs-small); color: var(--c-slate); }

/* Varelor Care — drei Stufen */
.care-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); align-items: stretch; }
.care-card {
  display: flex;
  flex-direction: column;
  background: var(--c-white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition: border-color var(--t), transform var(--t);
}
.care-card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.care-card__name { font-family: var(--font-heading); font-size: 1.3125rem; font-weight: 600; letter-spacing: var(--ls-heading); }
.care-card__price { margin-block: var(--space-2) var(--space-4); }
.care-card__features { display: flex; flex-direction: column; gap: var(--space-2); }
.care-card__features li { position: relative; padding-left: 1.5rem; font-size: var(--fs-small); color: var(--c-charcoal); }
.care-card__features li::before { content: ""; position: absolute; left: 0; top: 0.66em; width: 0.55rem; height: 1px; background: var(--c-slate); }
.care-note { margin-top: var(--space-5); font-size: var(--fs-small); color: var(--c-slate); }

/* Redesign-Band */
.redesign {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 1rem + 4vw, 4rem);
  align-items: start;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--c-white);
  padding: clamp(1.5rem, 1rem + 2vw, 3rem);
}
.redesign__features { display: grid; gap: var(--space-2); }
.redesign__features li { position: relative; padding-left: 1.6rem; font-size: var(--fs-small); color: var(--c-charcoal); }
.redesign__features li::before { content: ""; position: absolute; left: 0; top: 0.66em; width: 0.6rem; height: 1px; background: var(--c-slate); }
@media (max-width: 760px) { .redesign { grid-template-columns: 1fr; } }

/* Zusatzleistungen */
.addons__list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 var(--space-6); }
.addons__item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-3);
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--line);
}
.addons__name { color: var(--c-charcoal); font-size: var(--fs-small); }
.addons__price { font-weight: 600; color: var(--c-black); white-space: nowrap; font-size: var(--fs-small); }

/* Projektkarten — aufgewertet */
.project__goal { font-size: var(--fs-small); color: var(--c-charcoal); margin-top: var(--space-2); }
.project__goal strong { font-weight: 600; }
.project__link { margin-top: var(--space-4); display: inline-flex; }
.project__body .btn-link { margin-top: var(--space-4); }

/* Projekt-Detailseiten (Case) */
.case-visual {
  position: relative;
  aspect-ratio: 16 / 6;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-off-white);
  border: 1px solid var(--line);
  margin-bottom: var(--space-6);
}
.case-visual::before {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(var(--line-faint) 1px, transparent 1px) 0 0 / 100% 2rem,
    linear-gradient(90deg, var(--line-faint) 1px, transparent 1px) 0 0 / 2rem 100%;
}
.case-visual--dark { background: var(--c-charcoal); border-color: transparent; }
.case-visual--dark::before {
  background:
    linear-gradient(var(--line-light-faint) 1px, transparent 1px) 0 0 / 100% 2rem,
    linear-gradient(90deg, var(--line-light-faint) 1px, transparent 1px) 0 0 / 2rem 100%;
}
.case-visual__mark { position: absolute; inset: 0; display: grid; place-items: center; font-family: var(--font-heading); font-size: clamp(4rem, 12vw, 9rem); color: var(--c-black); opacity: 0.10; }
.case-visual--dark .case-visual__mark { color: var(--c-white); opacity: 0.16; }
.case-visual__tag {
  position: absolute; z-index: 2; top: var(--space-4); left: var(--space-4);
  background: rgba(17,17,17,0.9); color: var(--c-white);
  font-size: 0.625rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase;
  padding: 0.35rem 0.7rem; border-radius: var(--radius-sm);
}
.case-visual--dark .case-visual__tag { background: rgba(255,255,255,0.14); }

.case-visual--consulting { background: #ebe9e4; }
.case-preview {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  align-content: center;
  gap: var(--space-2);
  padding: clamp(2rem, 5vw, 4.5rem);
  color: var(--c-black);
}
.case-preview__kicker {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.case-preview strong {
  max-width: 78%;
  font-family: var(--font-heading);
  font-size: clamp(1.9rem, 4.6vw, 3.5rem);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.034em;
}
.case-preview > span:last-child {
  max-width: 30rem;
  color: var(--c-slate);
  font-size: var(--fs-small);
}
.case-preview--property::after {
  content: "";
  position: absolute;
  right: 10%;
  top: 16%;
  width: 16%;
  height: 68%;
  border: 1px solid rgba(17,17,17,0.16);
  border-bottom: 0;
}
.case-preview--automotive { color: var(--c-white); }
.case-preview--automotive > span:last-child { color: rgba(255,255,255,0.62); }
.case-preview--automotive::after {
  content: "";
  position: absolute;
  right: 7%;
  bottom: -75%;
  width: 48%;
  aspect-ratio: 1;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
}
.case-preview--consulting::after {
  content: "";
  position: absolute;
  right: 12%;
  top: 16%;
  width: 1px;
  height: 68%;
  background: rgba(17,17,17,0.22);
  box-shadow: 1rem 0 0 rgba(17,17,17,0.1), 2rem 0 0 rgba(17,17,17,0.05);
}

.study-disclosure {
  padding: var(--space-4);
  border: 1px solid var(--line);
  border-left: 2px solid var(--c-black);
  border-radius: var(--radius);
  background: var(--c-white);
}
.study-disclosure strong {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.study-disclosure p { color: var(--c-charcoal); font-size: var(--fs-small); }

.case-grid { display: grid; grid-template-columns: 0.72fr 1.28fr; gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: start; }
.case-meta { position: sticky; top: calc(var(--nav-h) + 1.5rem); display: grid; gap: var(--space-4); }
.case-meta__row { display: grid; gap: 0.2rem; padding-bottom: var(--space-3); border-bottom: 1px solid var(--line); }
.case-meta__label { font-size: var(--fs-eyebrow); letter-spacing: 0.18em; text-transform: uppercase; color: var(--c-slate); font-weight: 600; }
.case-meta__value { color: var(--c-black); font-weight: 500; }

.case-body { display: grid; gap: var(--space-6); }
.case-section h2 { font-size: var(--fs-h3); margin-bottom: var(--space-2); }
.case-section p { color: var(--c-charcoal); }
.case-section ul { display: grid; gap: var(--space-2); margin-top: var(--space-2); }
.case-section ul li { position: relative; padding-left: 1.5rem; color: var(--c-charcoal); font-size: var(--fs-small); }
.case-section ul li::before { content: ""; position: absolute; left: 0; top: 0.66em; width: 0.6rem; height: 1px; background: var(--c-slate); }

@media (max-width: 760px) {
  .project-preview { padding: 3.35rem 1.5rem 1.5rem; }
  .project-preview strong { font-size: clamp(1.65rem, 8vw, 2.2rem); }
  .project-preview__kicker { top: 0.95rem; right: 0.95rem; }
  .case-visual { aspect-ratio: 4 / 3; }
  .case-preview { padding: 1.75rem; }
  .case-preview strong { max-width: 88%; font-size: clamp(2rem, 10vw, 3rem); }
  .case-preview > span:last-child { max-width: 78%; }
}

/* Formular-Infobox (Testbetrieb) */
.form__status a { text-decoration: underline; text-underline-offset: 2px; font-weight: 600; }
.form__status--info { background: var(--c-white); border-color: var(--line-strong); color: var(--c-charcoal); }

/* Projektstart: deaktivierte Felder */
.field__control:disabled { opacity: 0.5; cursor: not-allowed; }

/* Kontaktzeilen (Footer-Kontaktspalte) */
.footer__contact { display: grid; gap: var(--space-2); }
.footer__contact dt { font-size: var(--fs-eyebrow); letter-spacing: 0.12em; text-transform: uppercase; color: rgba(250,250,250,0.5); }
.footer__contact dd { font-size: var(--fs-small); color: rgba(250,250,250,0.8); }
.footer__contact dd a { color: inherit; }
.footer__contact dd a:hover { color: var(--c-white); }

/* =========================================================================
   REVISION 2 — Projektstart-Auswahl, Vorlagen-Hinweis, sr-only, 3-Spalten-Footer
   ========================================================================= */

/* Screenreader-only (sichtbar unsichtbar) */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* Projektstart: Fieldset + bedingte Monat/Jahr-Felder */
.startgroup { border: 0; padding: 0; margin: 0; min-width: 0; }
.startgroup > legend { padding: 0; margin-bottom: var(--space-2); }
.start-detail { margin-top: var(--space-3); }
.start-detail[hidden] { display: none; }

/* Vorlagen-Hinweis (Impressum/Datenschutz) */
.template-note {
  display: block;
  border: 1px solid var(--line-strong);
  background: var(--c-off-white);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
  font-size: var(--fs-small);
  color: var(--c-charcoal);
  margin-bottom: var(--space-5);
}
.template-note strong { color: var(--c-black); }

/* Projektkarten-Fix: Visualbereich als echtes Blockelement rendern */
.project__visual {
  display: block;
  width: 100%;
  min-height: 14rem;
  aspect-ratio: 4 / 3;
}

.project__tag {
  z-index: 2;
}

.project__visual-mark {
  z-index: 1;
}

@media (max-width: 760px) {
  .project__visual {
    min-height: 13rem;
    aspect-ratio: 4 / 3;
  }
}

/* =========================================================================
   26. Responsive-Nachtrag
   Die Revisionskomponenten (Care, Zusatzleistungen, Case-Layout) stehen in
   der Quelldatei hinter dem Responsive-Abschnitt und haben dessen Regeln
   ueberschrieben. Dieser Block stellt das Umbruchverhalten wieder her.
   ========================================================================= */
@media (max-width: 980px) {
  .case-grid { grid-template-columns: 1fr; }
  .case-meta { position: static; }
  .care-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .care-grid { grid-template-columns: 1fr; }
  .addons__list { grid-template-columns: 1fr; gap: 0; }
  .redesign { grid-template-columns: 1fr; }
}

/* =========================================================================
   27. Leistungsseite 2.0
   Ankernavigation, vier Website-Pakete, Angebotskarten mit zweistufiger
   Preislogik, Betriebsmodell, Digital Review.
   ========================================================================= */

/* Sanftes Scrollen zu Ankern, Versatz unter der fixen Navigation */
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
#websites, #automatisierungen, #ki-loesungen,
#sichtbarkeit, #betrieb-betreuung, #digital-review {
  scroll-margin-top: calc(var(--nav-h) + 1rem);
}

/* Hero-Aktionen der Unterseiten */
.page-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

/* Ankernavigation */
.subnav {
  background: var(--c-white);
  border-bottom: 1px solid var(--line);
}
.subnav__list {
  display: flex;
  gap: clamp(1rem, 0.4rem + 2vw, 2.5rem);
  margin: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.subnav__list::-webkit-scrollbar { display: none; }
.subnav__link {
  display: inline-block;
  padding: 0.9rem 0;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--c-charcoal);
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color var(--t), border-color var(--t);
}
.subnav__link:hover { color: var(--c-black); border-bottom-color: var(--line-strong); }

/* Bereichslabel (Fortsetzung der Loesungsuebersicht der Startseite) */
.svc-label {
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-slate);
  margin-bottom: var(--space-3);
}
.svc-label__num { font-variant-numeric: tabular-nums; color: var(--c-black); }

/* Kompakte Umfangs-Listen */
.scope {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2) var(--space-5);
  margin: calc(-1 * var(--space-3)) 0 var(--space-6);
  max-width: 56rem;
}
.scope li {
  position: relative;
  padding-left: 1.4rem;
  font-size: var(--fs-small);
  color: var(--c-charcoal);
  line-height: 1.5;
}
.scope li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 0.6rem;
  height: 1px;
  background: var(--c-slate);
}
.scope--plain { margin: 0; grid-template-columns: 1fr 1fr; max-width: none; }

/* Vier Website-Pakete */
.plans--four { grid-template-columns: repeat(4, 1fr); }
.plan__price-label {
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-slate);
}
.plan__care {
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px solid var(--line);
  font-size: var(--fs-small);
  color: var(--c-slate);
}
.plan__care strong { color: var(--c-black); font-weight: 600; white-space: nowrap; }

.section-cta { margin-top: var(--space-5); }

.addons { margin-top: var(--space-6); }
.addons__title {
  font-size: 1rem;
  margin-bottom: var(--space-3);
}
.addons__list--tight { margin-top: var(--space-3); }
.addons__list--tight .addons__price { white-space: normal; text-align: right; }

/* Angebotskarten mit zweistufiger Preislogik */
.offer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  align-items: stretch;
}
.offer {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--c-white);
  padding: clamp(1.5rem, 1.1rem + 1.4vw, 2.25rem);
}
.offer__name {
  font-size: 1.3125rem;
  margin-bottom: var(--space-4);
}
.price-duo {
  margin: 0 0 var(--space-4);
  border-block: 1px solid var(--line-strong);
}
.price-duo__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-3);
  padding-block: 0.6rem;
}
.price-duo__row + .price-duo__row { border-top: 1px solid var(--line); }
.price-duo dt { font-size: var(--fs-small); color: var(--c-slate); }
.price-duo dd {
  font-family: var(--font-heading);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  color: var(--c-black);
  text-align: right;
  white-space: nowrap;
}
.offer__list-title {
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-slate);
  margin-bottom: var(--space-2);
}
.offer__features { margin-bottom: var(--space-4); }
.offer__hint {
  font-size: var(--fs-small);
  color: var(--c-slate);
  margin-bottom: var(--space-4);
}
.offer__cta { margin-top: auto; }

/* Hinweisboxen und Kleingedrucktes */
.more-box {
  margin-top: var(--space-5);
  padding: var(--space-4) var(--space-5);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--c-off-white);
}
.section--off .more-box { background: var(--c-white); }
.more-box p { font-size: var(--fs-small); color: var(--c-charcoal); }
.more-box__price { margin-top: var(--space-2); color: var(--c-slate); }
.more-box__price strong { color: var(--c-black); }

.fineprint {
  margin-top: var(--space-5);
  display: grid;
  gap: var(--space-1);
  max-width: 56rem;
}
.fineprint li {
  position: relative;
  padding-left: 1.2rem;
  font-size: 0.8125rem;
  color: var(--c-slate);
  line-height: 1.55;
}
.fineprint li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 0.5rem;
  height: 1px;
  background: var(--c-slate);
}

/* Betriebsmodell in drei Schritten */
.model {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin: 0 0 var(--space-7);
}
.model__step { border-top: 1px solid var(--line-strong); padding-top: var(--space-3); }
.model__num {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--c-slate);
}
.model__title { margin-top: var(--space-2); font-weight: 600; color: var(--c-black); }
.model__text { margin-top: var(--space-1); font-size: var(--fs-small); color: var(--c-slate); }

.group-title {
  font-size: 1.125rem;
  margin: var(--space-7) 0 var(--space-4);
}
.group-title:first-of-type { margin-top: 0; }
.group-title--tight { margin: 0 0 var(--space-2); }

.care-card__desc { margin-top: var(--space-3); font-size: var(--fs-small); color: var(--c-charcoal); }

.split--care { margin-top: var(--space-7); align-items: start; }

.transparency {
  margin-top: var(--space-6);
  padding-left: var(--space-4);
  border-left: 2px solid var(--line-strong);
  display: grid;
  gap: var(--space-3);
  max-width: 56rem;
}
.transparency p { font-size: var(--fs-small); color: var(--c-charcoal); }

.price-disclaimer {
  margin-top: var(--space-5);
  font-size: 0.8125rem;
  color: var(--c-slate);
  max-width: 56rem;
}

/* Digital Review */
.review-card {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: clamp(2rem, 1rem + 3vw, 4rem);
  border: 1px solid var(--c-black);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 1.1rem + 2.4vw, 3.25rem);
  background: var(--c-white);
}
.review-card__title { font-size: var(--fs-h2); margin-bottom: var(--space-3); }
.review-card__price { margin-bottom: var(--space-4); }
.review-card__text { color: var(--c-charcoal); margin-bottom: var(--space-3); max-width: 52ch; }
.review-card__cta { margin-top: var(--space-2); }
.review-card__aside {
  border-left: 1px solid var(--line);
  padding-left: clamp(1.5rem, 1rem + 1.5vw, 2.5rem);
}
.review-card__aside .offer__features { margin-bottom: 0; }

/* CTA-Block mit zwei Aktionen */
.cta-block__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
}
.btn--ghost-dark {
  background: transparent;
  color: var(--c-white);
  border-color: var(--line-light);
}
.btn--ghost-dark:hover { border-color: var(--c-white); background: var(--c-white); color: var(--c-black); }

/* Responsive */
@media (max-width: 1180px) {
  .plans--four { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .offer-grid { grid-template-columns: 1fr; }
  .scope { grid-template-columns: 1fr 1fr; }
  .review-card { grid-template-columns: 1fr; }
  .review-card__aside { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: var(--space-4); }
  .model { grid-template-columns: 1fr; gap: var(--space-4); }
  .split--care { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .plans--four { grid-template-columns: 1fr; }
  .scope { grid-template-columns: 1fr; }
  .scope--plain { grid-template-columns: 1fr; }
  .price-duo dd { white-space: normal; }
}