/* ============================================================
   Access2 GmbH — Stylesheet
   Reines CSS3, keine externen Abhaengigkeiten, keine Web-Fonts.
   ============================================================ */

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

:root {
  --color-text: #1a1a1a;
  --color-text-soft: #4b5159;
  --color-bg: #ffffff;
  --color-bg-alt: #f5f8fc;
  --color-accent: #2f5d8f;
  --color-accent-dark: #244a73;
  --color-accent-soft: #e9f0f8;
  --color-border: #e3e7ee;
  --maxw: 1080px;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(16, 32, 56, 0.06), 0 6px 24px rgba(16, 32, 56, 0.05);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Helvetica Neue", Arial, "Noto Sans", sans-serif,
    "Apple Color Emoji", "Segoe UI Emoji";
}

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

body {
  margin: 0;
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  font-size: 1.0625rem;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-accent);
}

a:hover {
  color: var(--color-accent-dark);
}

h1,
h2,
h3 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-text);
}

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

/* --- Layout-Container --- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 2.5rem);
}

.section {
  padding-block: clamp(3rem, 8vw, 6rem);
}

.section-alt {
  background: var(--color-bg-alt);
}

.section h2 {
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  margin: 0 0 1.25rem;
  letter-spacing: -0.01em;
}

.section p {
  max-width: 64ch;
  color: var(--color-text-soft);
  margin: 0 0 1.1rem;
}

/* Anker-Versatz wegen Sticky-Header */
section[id] {
  scroll-margin-top: 88px;
}

/* --- Skip-Link (Barrierefreiheit) --- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-accent);
  color: #fff;
  padding: 0.65rem 1rem;
  border-radius: 0 0 8px 0;
  z-index: 100;
  text-decoration: none;
}

.skip-link:focus {
  left: 0;
  color: #fff;
}

/* --- Sprachumschaltung DE/EN ---
   Standard: Deutsch sichtbar, Englisch ausgeblendet.
   Ohne JavaScript bleibt damit die deutsche Fassung sichtbar. */
.lang-en {
  display: none;
}

body.show-en .lang-de {
  display: none;
}

body.show-en .lang-en {
  display: revert;
}

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1rem 1.5rem;
  min-height: 64px;
  flex-wrap: wrap;
}

.logo {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--color-text);
  margin-right: auto;
}

.logo-accent {
  color: var(--color-accent);
}

.site-nav {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.site-nav a {
  text-decoration: none;
  color: var(--color-text-soft);
  font-weight: 500;
  font-size: 0.98rem;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.site-nav a:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* --- Sprach-Schalter --- */
.lang-switch {
  display: inline-flex;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  overflow: hidden;
  background: #fff;
}

.lang-btn {
  -webkit-appearance: none;
  appearance: none;
  border: 0;
  background: transparent;
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--color-text-soft);
  padding: 0.4rem 0.8rem;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease;
}

.lang-btn + .lang-btn {
  border-left: 1px solid var(--color-border);
}

.lang-btn[aria-pressed="true"] {
  background: var(--color-accent);
  color: #fff;
}

.lang-btn:hover:not([aria-pressed="true"]) {
  color: var(--color-accent);
}

/* --- Hero --- */
.hero {
  padding-block: clamp(3.5rem, 12vw, 7rem);
  border-bottom: 1px solid var(--color-border);
}

.hero h1 {
  font-size: clamp(2.1rem, 7vw, 3.5rem);
  margin: 0 0 1rem;
  letter-spacing: -0.025em;
}

.hero .claim {
  font-size: clamp(1.15rem, 3.2vw, 1.6rem);
  color: var(--color-text-soft);
  font-weight: 400;
  max-width: 36ch;
  margin: 0 0 1rem;
}

.hero .lead {
  max-width: 54ch;
  color: var(--color-text-soft);
  margin: 0 0 2rem;
}

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

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.8rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease,
    color 0.18s ease;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  color: #fff;
}

.btn-secondary {
  background: #fff;
  color: var(--color-accent);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

/* --- Glow 75 / Produkt-Sektion --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  margin-bottom: 1.1rem;
}

.badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

.section .section-subtitle {
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
  color: var(--color-text);
  font-weight: 500;
  margin: 0 0 1.3rem;
  max-width: 52ch;
}

/* --- Kontakt --- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 1.75rem;
  max-width: 760px;
}

.contact-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem 1.6rem;
  box-shadow: var(--shadow);
  font-style: normal;
  line-height: 1.7;
}

.contact-card .card-label {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-soft);
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.contact-card strong {
  font-size: 1.05rem;
}

.contact-card p {
  margin: 0.3rem 0;
  color: var(--color-text);
  max-width: none;
}

.contact-card a {
  font-weight: 600;
  text-decoration: none;
}

.contact-card a:hover {
  text-decoration: underline;
}

/* --- Footer --- */
.site-footer {
  background: #fff;
  border-top: 1px solid var(--color-border);
  padding-block: 2.5rem;
  font-size: 0.92rem;
  color: var(--color-text-soft);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  align-items: center;
  justify-content: space-between;
}

.footer-info p {
  margin: 0.15rem 0;
}

.footer-info .footer-brand {
  color: var(--color-text);
  font-weight: 700;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--color-text-soft);
  text-decoration: none;
  font-weight: 500;
}

.footer-links a:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

/* --- Rechtstexte (Impressum / Datenschutz) --- */
.legal {
  padding-block: clamp(2.5rem, 7vw, 4.5rem);
}

.legal .container {
  max-width: 800px;
}

.legal h1 {
  font-size: clamp(1.8rem, 5vw, 2.5rem);
  margin: 0 0 0.4rem;
  letter-spacing: -0.02em;
}

.legal .legal-meta {
  color: var(--color-text-soft);
  font-size: 0.9rem;
  margin: 0 0 2.5rem;
}

.legal h2 {
  font-size: 1.25rem;
  margin: 2.25rem 0 0.6rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
}

.legal h2:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.legal h3 {
  font-size: 1.05rem;
  margin: 1.5rem 0 0.4rem;
}

.legal p,
.legal li {
  color: var(--color-text-soft);
}

.legal p {
  margin: 0.6rem 0;
}

.legal ul {
  margin: 0.6rem 0;
  padding-left: 1.25rem;
}

.legal li {
  margin: 0.35rem 0;
}

.legal address {
  font-style: normal;
  line-height: 1.7;
  margin: 0.6rem 0;
  color: var(--color-text);
}

.legal a {
  word-break: break-word;
}

.back-link {
  display: inline-block;
  margin-top: 2.5rem;
  font-weight: 600;
  text-decoration: none;
}

.back-link:hover {
  text-decoration: underline;
}

/* --- Bewegungsreduktion respektieren --- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    transition: none !important;
  }
}

/* --- Responsive (Mobile-first Feinschliff) --- */
@media (max-width: 600px) {
  body {
    font-size: 1rem;
  }
  .header-inner {
    gap: 0.6rem 1rem;
    padding-block: 0.6rem;
    min-height: 0;
  }
  .site-nav {
    order: 3;
    flex-basis: 100%;
    justify-content: flex-start;
    gap: 1.1rem;
  }
  section[id] {
    scroll-margin-top: 116px;
  }
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}