/* ============================================================
   hostingschieber — Design-System (Grundgerüst)
   Statisch · kein JavaScript · System-Fonts · WCAG AA · Mobile-first
   Grundlage: open-design-briefing.md (Stand 2026-09-02)
   Richtung: modern, technisch, farbkräftig (Referenz breida.at)
   ============================================================ */

/* ── 1. Tokens ─────────────────────────────────────────────────── */
:root {
  /* Basis (Briefing 4.1 — exakte Hex-Werte) */
  --color-bg: #ffffff;
  --color-text: #1a1a1a;
  --color-text-muted: #555555;
  --color-line: #e5e5e5;
  --color-accent: #1b7a3d;
  --color-accent-hover: #145f2e;

  /* Abgeleitete Grün-Skala (oklch, um den Brand-Ton herum) */
  --green-950: oklch(0.205 0.048 155);   /* tiefstes Grün: Hero, dunkle Flächen */
  --green-900: oklch(0.245 0.052 155);   /* Footer */
  --green-800: oklch(0.315 0.062 152);   /* dunkle Kartenfläche */
  --green-700: oklch(0.40 0.095 150);    /* Text-Links, Kicker auf Hell */
  --green-600: oklch(0.47 0.12 150);     /* Primär-Akzent (≈ Brand) */
  --green-500: oklch(0.55 0.14 148);     /* sattes Grün */
  --green-400: oklch(0.74 0.16 146);     /* Signal-Grün: Akzente auf Dunkel */
  --green-200: oklch(0.905 0.05 150);    /* kräftige Tönung */
  --green-100: oklch(0.955 0.022 150);   /* helle Tönung: Bänder */
  --green-50:  oklch(0.978 0.011 150);   /* Hauch: Kartenhintergrund */

  /* Sekundärton (nur Problem-Panel) */
  --warn-ink: oklch(0.45 0.10 45);
  --warn-tint: oklch(0.968 0.016 65);

  /* Text auf dunklen Flächen */
  --on-dark: #ffffff;
  --on-dark-muted: oklch(0.83 0.025 155);
  --on-dark-line: oklch(0.34 0.045 155);

  /* Typografie (System-Stacks, keine Webfonts) */
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Mono", "Segoe UI Mono", Menlo, Consolas, "Liberation Mono", monospace;

  /* Elevation */
  --shadow-sm: 0 1px 2px oklch(0.20 0.01 160 / 0.05), 0 1px 3px oklch(0.20 0.01 160 / 0.04);
  --shadow-md: 0 2px 6px oklch(0.20 0.01 160 / 0.07), 0 18px 40px oklch(0.20 0.01 160 / 0.10);
  --shadow-lg: 0 4px 12px oklch(0.20 0.01 160 / 0.08), 0 32px 64px oklch(0.20 0.01 160 / 0.16);

  /* Metrik */
  --fs-base: 16px;
  --lh-base: 1.6;
  --container-max: 1120px;
  --section-pad: 5.5rem;
  --radius-card: 18px;
  --radius-btn: 12px;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
}

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

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  color: var(--color-text);
  background: var(--color-bg);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3 {
  color: var(--color-text);
  font-weight: 750;
  line-height: 1.08;
  letter-spacing: -0.022em;
  margin: 0 0 var(--space-3);
}

h1 { font-size: clamp(2.25rem, 4.5vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 2.8vw, 2.15rem); }
h3 { font-size: 1.2rem; }

p { margin: 0 0 var(--space-3); }

ul { margin: 0; padding-left: 1.25rem; }
li { margin-bottom: var(--space-1); }
li::marker { color: var(--green-600); }

a {
  color: var(--green-700);
  text-decoration: underline;
  text-underline-offset: 0.2em;
  text-decoration-thickness: 1px;
}
a:hover { color: var(--color-accent); }

a:focus-visible,
.btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ── 3. Layout-Primitive ───────────────────────────────────────── */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.section { padding-block: var(--section-pad); }
.section--tint { background: var(--green-100); }

.container > :last-child { margin-bottom: 0; }

.grid-2,
.grid-3 { display: grid; gap: var(--space-4); }

/* ── 4. Shell: Header + Navigation ─────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: oklch(1 0 0 / 0.85);
  -webkit-backdrop-filter: saturate(1.5) blur(14px);
  backdrop-filter: saturate(1.5) blur(14px);
  border-bottom: 1px solid var(--color-line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  padding-block: var(--space-2);
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  font-size: 1.125rem;
  font-weight: 750;
  letter-spacing: -0.01em;
  color: var(--color-text);
  text-decoration: none;
}
.nav-logo::before {
  content: "";
  width: 1.5rem;
  height: 1.5rem;
  margin-right: 0.6rem;
  border-radius: 8px;
  background: linear-gradient(145deg, var(--green-500), var(--color-accent));
  box-shadow: inset 0 0 0 1px oklch(1 0 0 / 0.14), 0 2px 6px oklch(0.4 0.12 150 / 0.35);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  position: relative;
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: 550;
  text-decoration: none;
  padding-block: 0.4rem;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}
.nav-links a:hover { color: var(--color-text); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-links a[aria-current="page"] {
  color: var(--green-700);
  font-weight: 650;
}
.nav-links a[aria-current="page"]::after { transform: scaleX(1); }

/* ── 5. Komponenten ────────────────────────────────────────────── */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: var(--radius-btn);
  padding: 0.9rem 1.85rem;
  font: inherit;
  font-size: 1rem;
  font-weight: 650;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.16s ease, border-color 0.16s ease,
              transform 0.16s ease, box-shadow 0.16s ease, color 0.16s ease;
}

.btn--primary {
  background: var(--color-accent);
  color: #ffffff;
  border: 1px solid var(--color-accent);
  box-shadow: 0 1px 2px oklch(0.3 0.1 150 / 0.25), 0 6px 16px oklch(0.35 0.11 150 / 0.28);
}
.btn--primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 3px 8px oklch(0.3 0.1 150 / 0.28), 0 14px 28px oklch(0.35 0.11 150 / 0.34);
}
.btn--primary:active { transform: translateY(0); box-shadow: var(--shadow-sm); }

/* weißer Button auf dunklen/grünen Flächen */
.btn--light {
  background: #ffffff;
  color: var(--green-800);
  border: 1px solid #ffffff;
  box-shadow: 0 1px 2px oklch(0 0 0 / 0.2), 0 10px 24px oklch(0 0 0 / 0.22);
}
.btn--light:hover {
  background: var(--green-50);
  border-color: var(--green-50);
  color: var(--green-800);
  transform: translateY(-2px);
  box-shadow: 0 3px 8px oklch(0 0 0 / 0.24), 0 18px 36px oklch(0 0 0 / 0.28);
}
.btn--light:active { transform: translateY(0); }

/* Text-Link auf dunklen Flächen */
.link-on-dark {
  color: var(--on-dark);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 0.25em;
  text-decoration-thickness: 1px;
}
.link-on-dark:hover { color: var(--green-400); }

/* Karte */
.card {
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: var(--space-4);
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: oklch(0.86 0.03 155);
}

/* Bild-Platzhalter (Briefing 6) */
.img-ph {
  aspect-ratio: 3 / 2;
  display: grid;
  place-items: center;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  background: var(--green-50);
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* Kicker / Überzeile */
.eyebrow {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green-700);
  margin: 0 0 var(--space-2);
}
.eyebrow--on-dark { color: var(--green-400); }

/* Sektions-Kopf */
.section-head { max-width: 46rem; margin-bottom: var(--space-5); }
.section-head .lead { margin-bottom: 0; }

/* ── 6. Farbflächen & Akzente ──────────────────────────────────── */

/* Hero: dunkel, technisch, mit Punkt-Raster + Glow */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(56rem 30rem at 78% -10%, oklch(0.55 0.14 148 / 0.35), transparent 62%),
    radial-gradient(40rem 24rem at -10% 110%, oklch(0.40 0.10 150 / 0.4), transparent 60%),
    var(--green-950);
  color: var(--on-dark);
  padding-block: clamp(4.5rem, 11vw, 8.5rem);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(oklch(1 0 0 / 0.07) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--green-400), transparent);
  opacity: 0.7;
}
.hero .container { position: relative; z-index: 1; }
.hero h1,
.hero h2 {
  color: var(--on-dark);
  font-size: clamp(2.75rem, 6.5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.03;
  letter-spacing: -0.03em;
  max-width: 20ch;
}
.hero .lead {
  color: var(--on-dark-muted);
  font-size: 1.3rem;
  line-height: 1.5;
  max-width: 56ch;
  margin-bottom: var(--space-4);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  margin-bottom: var(--space-4);
}
.hero__note {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  color: var(--on-dark-muted);
  margin: 0;
}
.hero a:focus-visible { outline-color: var(--green-400); }

/* Problem-/Lösung-Panels */
.panel {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: var(--space-4);
  box-shadow: var(--shadow-sm);
}
.panel--problem { background: var(--warn-tint); border-color: oklch(0.92 0.03 60); }
.panel--problem .eyebrow { color: var(--warn-ink); }
.panel--solution {
  background: var(--green-100);
  border-color: oklch(0.87 0.045 150);
}
.panel--solution .eyebrow { color: var(--green-700); }

/* Ablauf: nummerierte Schritte */
.step { position: relative; padding-left: 3.5rem; }
.step-num {
  position: absolute;
  left: 0;
  top: 0.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 999px;
  background: var(--color-bg);
  border: 1.5px solid var(--green-600);
  color: var(--green-700);
  font-family: var(--font-mono);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  font-size: 0.95rem;
}
.step h2 { margin-bottom: var(--space-1); }

/* Dunkle Karte (Technik/Transparenz) */
.dark-card {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(40rem 22rem at 100% 0%, oklch(0.5 0.12 150 / 0.28), transparent 58%),
    var(--green-900);
  color: var(--on-dark);
  border-radius: calc(var(--radius-card) + 4px);
  padding: clamp(2rem, 5vw, 3.5rem);
  box-shadow: var(--shadow-lg);
}
.dark-card h2 { color: var(--on-dark); }
.dark-card p { color: var(--on-dark-muted); }
.dark-card a:focus-visible { outline-color: var(--green-400); }

.stack-list {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}
.stack-list li {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  padding-block: 0.9rem;
  border-top: 1px solid var(--on-dark-line);
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  color: var(--on-dark);
  margin: 0;
}
.stack-list li:last-child { border-bottom: 1px solid var(--on-dark-line); }
.stack-list li::before {
  content: "";
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--green-400);
  transform: translateY(-1px);
}
.stack-list .stack-list__desc { color: var(--on-dark-muted); }

.dark-card__note {
  margin-top: var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--on-dark-muted);
}

/* Kategorie-Liste der Stack-Seite (Referenz breida.at/technologien) */
.stack-cat { margin-bottom: var(--space-5); }
.stack-cat:last-child { margin-bottom: 0; }

.stack-cat__head {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.stack-cat__head h2 { margin-bottom: 0; }
.stack-cat__count {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}

.service-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
}

.service-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: var(--space-3);
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: oklch(0.86 0.03 155);
}

.service-card__mark {
  flex: 0 0 auto;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 10px;
  background: linear-gradient(145deg, var(--green-500), var(--color-accent));
  box-shadow: inset 0 0 0 1px oklch(1 0 0 / 0.14), 0 2px 6px oklch(0.4 0.12 150 / 0.28);
}

.service-card__name {
  margin: 0 0 0.25rem;
  font-size: 1.1rem;
  line-height: 1.2;
}
.service-card__desc {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.5;
}

@media (min-width: 768px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .service-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Projekt-Karten (Referenzen / erledigte Projekte) */
.project-card {
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: oklch(0.86 0.03 155);
}
.project-card__img {
  border: none;
  border-radius: 0;
  border-bottom: 1px solid var(--color-line);
}
.project-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: var(--space-2);
  padding: var(--space-4);
}
.project-card__body h3 { margin-bottom: 0; }
.project-card__body > p:not(.project-card__meta) {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.5;
}
.project-card__meta {
  margin: auto 0 0;
  padding-top: var(--space-2);
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
}

/* Grüne CTA-Banderole (Kontakt) */
.section--cta {
  background:
    radial-gradient(50rem 26rem at 85% -20%, oklch(0.68 0.15 148 / 0.5), transparent 60%),
    var(--color-accent);
  color: #ffffff;
}
.section--cta h2 { color: #ffffff; }
.section--cta p { color: oklch(0.94 0.03 150); }
.section--cta .eyebrow { color: var(--green-200); }
.cta-band { max-width: 46rem; }
.cta-band__note {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--green-200);
  margin-top: var(--space-3);
}
.section--cta a:focus-visible { outline-color: #ffffff; }
.section--cta .btn--light:focus-visible { outline-color: #ffffff; }

/* ── 7. Seiten-Kopf (Unterseiten) ──────────────────────────────── */
.page-head {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(46rem 24rem at 82% -12%, oklch(0.5 0.12 150 / 0.32), transparent 60%),
    var(--green-950);
  color: var(--on-dark);
  padding-block: clamp(3.5rem, 8vw, 6rem);
}
.page-head::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(oklch(1 0 0 / 0.06) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}
.page-head .container { position: relative; z-index: 1; }
.page-head h1 {
  color: var(--on-dark);
  font-size: clamp(2.5rem, 5.5vw, 3.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
}
.page-head .lead { color: var(--on-dark-muted); font-size: 1.25rem; }
.page-head a:focus-visible { outline-color: var(--green-400); }

/* ── 8. Footer ─────────────────────────────────────────────────── */
.site-footer {
  position: relative;
  background: var(--green-900);
  color: var(--on-dark);
  padding-block: var(--space-5);
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--green-500), var(--green-400), var(--green-500));
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3) var(--space-4);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-links a {
  color: var(--on-dark);
  font-size: 0.9375rem;
  text-decoration: none;
  text-underline-offset: 0.2em;
}
.footer-links a:hover { color: var(--green-400); text-decoration: underline; }

.site-footer a:focus-visible { outline-color: var(--green-400); }

.copyright {
  margin: 0;
  color: var(--on-dark-muted);
  font-size: 0.875rem;
  font-family: var(--font-mono);
}

/* ── 9. Typografische Hilfen ───────────────────────────────────── */
.lead {
  font-size: 1.2rem;
  line-height: 1.55;
  color: var(--color-text-muted);
  max-width: 60ch;
}
.muted { color: var(--color-text-muted); }

/* ── 10. Responsive (Briefing: 768px / 1024px, Mobile-first) ───── */
@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .section { padding-block: 6.5rem; }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 640px) {
  .hero__actions { align-items: stretch; }
  .hero__actions .btn { width: 100%; }
  .step { padding-left: 0; padding-top: 3.5rem; }
  .stack-list li { flex-wrap: wrap; }
}

/* ── 11. Baukasten (Component-Kit) ──────────────────────────────── */

/* Inhaltsverzeichnis */
.kit-toc {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
}
.kit-toc a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  color: var(--color-text);
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.16s ease, box-shadow 0.16s ease, transform 0.16s ease;
}
.kit-toc a:hover {
  border-color: oklch(0.86 0.03 155);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.kit-toc__num {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--green-700);
  font-variant-numeric: tabular-nums;
}
.kit-toc__name { font-weight: 650; }
.kit-toc__cat {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  white-space: nowrap;
}

/* Baustein-Rahmen */
.kit-block {
  scroll-margin-top: 5.5rem;
  border-top: 1px solid var(--color-line);
}
.kit-spec {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding-block: var(--space-4);
}
.kit-spec__num {
  flex: 0 0 auto;
  min-width: 2.25rem;
  padding-top: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--green-700);
  font-variant-numeric: tabular-nums;
}
.kit-spec__name {
  margin: 0 0 0.2rem;
  font-size: 1.3rem;
  letter-spacing: -0.01em;
}
.kit-spec__cat {
  display: inline-block;
  margin-left: 0.5rem;
  padding: 0.12rem 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green-700);
  background: var(--green-100);
  border: 1px solid oklch(0.87 0.045 150);
  border-radius: 999px;
  vertical-align: 0.15em;
}
.kit-spec__hint {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* Hero hell (Variante) */
.hero--light {
  background:
    radial-gradient(48rem 26rem at 78% -12%, oklch(0.905 0.05 150 / 0.55), transparent 60%),
    radial-gradient(36rem 22rem at -10% 115%, oklch(0.955 0.022 150 / 0.7), transparent 60%),
    var(--color-bg);
  color: var(--color-text);
}
.hero--light::before { display: none; }
.hero--light h1,
.hero--light h2 { color: var(--color-text); }
.hero--light .lead { color: var(--color-text-muted); }
.hero--light .hero__note { color: var(--color-text-muted); }
.hero--light a:focus-visible { outline-color: var(--color-accent); }

/* Vergleich */
.compare {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background: var(--color-bg);
}
.compare__head,
.compare__row {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
}
.compare__head {
  background: var(--green-100);
  border-bottom: 1px solid var(--color-line);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.compare__corner,
.compare__col,
.compare__feature,
.compare__cell {
  padding: 0.9rem 1.1rem;
}
.compare__col--us {
  background: oklch(0.93 0.05 150);
  color: var(--green-700);
}
.compare__head .compare__col {
  border-left: 1px solid oklch(0.87 0.045 150);
}
.compare__feature { font-weight: 600; }
.compare__cell {
  border-left: 1px solid var(--color-line);
  color: var(--color-text-muted);
}
.compare__cell--us {
  background: var(--green-50);
  color: var(--color-text);
  font-weight: 600;
}
.compare__row + .compare__row .compare__feature,
.compare__row + .compare__row .compare__cell {
  border-top: 1px solid var(--color-line);
}

/* Kennzahlen */
.stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}
.stat {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: var(--space-4);
  background: var(--color-bg);
  box-shadow: var(--shadow-sm);
}
.stat__num {
  display: block;
  margin-bottom: 0.5rem;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 750;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--green-700);
  font-variant-numeric: tabular-nums;
}
.stat__label {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* Split (Bild + Text) */
.split {
  display: grid;
  gap: var(--space-4);
  align-items: center;
}

/* Text / Editorial */
.prose { max-width: 62ch; }
.prose h3 { margin-top: var(--space-4); }

/* Testimonial */
.quote {
  max-width: 52rem;
  margin-inline: auto;
  text-align: center;
}
.quote blockquote {
  margin: 0 0 var(--space-4);
  font-size: clamp(1.35rem, 2.6vw, 1.85rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
  font-weight: 600;
}
.quote blockquote::before {
  content: "„";
  display: block;
  margin-bottom: 0.5rem;
  font-size: 3rem;
  line-height: 1;
  color: var(--green-500);
}
.quote__by {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
}

/* FAQ */
.faq { max-width: 46rem; margin-inline: auto; }
.faq__item {
  border-top: 1px solid var(--color-line);
  padding-block: var(--space-4);
}
.faq__item:last-child { border-bottom: 1px solid var(--color-line); }
.faq__item h3 {
  margin-bottom: var(--space-1);
  font-size: 1.1rem;
}
.faq__item p {
  margin: 0;
  color: var(--color-text-muted);
}

/* Baukasten-Responsive */
@media (min-width: 768px) {
  .kit-toc { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1024px) {
  .kit-toc { grid-template-columns: repeat(3, 1fr); }
  .stats { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 640px) {
  .compare__head { display: none; }
  .compare__row { grid-template-columns: 1fr 1fr; }
  .compare__row + .compare__row { border-top: 1px solid var(--color-line); }
  .compare__feature {
    grid-column: 1 / -1;
    background: var(--green-50);
    border-bottom: 1px solid var(--color-line);
  }
  .compare__row + .compare__row .compare__feature,
  .compare__row + .compare__row .compare__cell { border-top: none; }
  .compare__cell { border-left: none; }
  .compare__cell--us { border-right: 1px solid var(--color-line); }
  .compare__cell::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 0.25rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
  }
}