/* ═══════════════════════════════════════════════════════════════
   Bruneder IT-Consulting — bruneder.eu
   Token-System lt. Markenkit v1.0 (Juni 2026)
   ═══════════════════════════════════════════════════════════════ */

@font-face {
  font-family: "Outfit";
  src: url("assets/fonts/outfit-var.woff2") format("woff2");
  font-weight: 300 800;
  font-display: swap;
}
@font-face {
  font-family: "DM Sans";
  src: url("assets/fonts/dmsans-var.woff2") format("woff2");
  font-weight: 300 700;
  font-display: swap;
}

:root {
  /* Farben — Markenkit S. 5 */
  --charcoal: #2A2D35;
  --dark-2:   #323640;
  --teal:     #D97757;
  --ice:      #F3F5F8;
  --muted:    #7E8898;
  --mid:      #B8C0CC;
  --bg-light: #F0F2F5;
  /* Typografie */
  --font-display: "Outfit", system-ui, sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  /* Layout */
  --container: 1160px;
  --radius: 10px;
  --header-h: 72px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--charcoal);
  background: var(--bg-light);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

.container {
  width: min(var(--container), 100% - 3rem);
  margin-inline: auto;
}

/* ── Typografie-Hierarchie ────────────────────────────────── */

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.08;
  margin: 0 0 0.6em;
  letter-spacing: -0.015em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.6rem, 6.5vw, 4.6rem); font-weight: 800; }
h2 { font-size: clamp(1.9rem, 4vw, 3rem);   font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 600; line-height: 1.3; }

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

/* Eyebrow — Markenkit-Sektionstitel („01 — LEISTUNGEN") */
.eyebrow {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
  margin: 0 0 1.1rem;
}

.lead {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  font-weight: 300;
  max-width: 34em;
}

.section-intro {
  max-width: 42em;
  color: var(--muted);
  margin-bottom: 2.5rem;
}
.surface-dark .section-intro { color: var(--mid); }

/* ── Flächen ──────────────────────────────────────────────── */

.surface-dark {
  background-color: var(--charcoal);
  /* Punktraster 30×30 px, 6,5 % — Markenkit S. 7 */
  background-image: radial-gradient(rgba(243, 245, 248, 0.065) 1px, transparent 1.5px);
  background-size: 30px 30px;
  color: var(--ice);
}
.surface-dark h1, .surface-dark h2 { color: #fff; }
.surface-dark h3 { color: var(--ice); }

.surface-light { background: var(--bg-light); }
.surface-light h2 { color: var(--charcoal); }

.section { padding: clamp(4.5rem, 9vw, 7.5rem) 0; position: relative; }

/* Dekorative Ziffer — Markenkit S. 7 */
.section-num { overflow: hidden; }
.section-num::after {
  content: attr(data-num);
  position: absolute;
  top: 1rem;
  right: -0.5rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(9rem, 22vw, 19rem);
  line-height: 1;
  pointer-events: none;
  color: transparent;
  -webkit-text-stroke: 1px currentColor;
  opacity: 0.07;
}
.surface-light.section-num::after { color: var(--charcoal); opacity: 0.06; }
.surface-dark.section-num::after  { color: var(--ice); }

/* ── Buttons ──────────────────────────────────────────────── */

.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.85rem 1.9rem;
  border-radius: var(--radius);
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}
.btn:focus-visible { outline: 3px solid var(--teal); outline-offset: 3px; }

.btn-primary {
  background: var(--teal);
  color: var(--charcoal);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(217, 119, 87, 0.35);
}

.btn-ghost {
  border: 1px solid var(--muted);
  color: var(--ice);
}
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); }

/* ── Header / Navigation ──────────────────────────────────── */

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  background: rgba(42, 45, 53, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(126, 136, 152, 0.25);
}

.nav {
  width: min(var(--container), 100% - 3rem);
  margin-inline: auto;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  color: #fff;
  text-decoration: none;
  margin: 0;
}
.brand-dot { color: var(--muted); margin: 0 0.1em; }
.brand-ki { color: var(--teal); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.9rem;
}
.nav-menu a:not(.btn) {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--mid);
  text-decoration: none;
  transition: color 0.15s ease;
}
.nav-menu a:not(.btn):hover { color: #fff; }
.nav-menu a:focus-visible { outline: 3px solid var(--teal); outline-offset: 3px; border-radius: 4px; }
.nav-cta { padding: 0.55rem 1.3rem; font-size: 0.95rem; }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  width: 44px;
  height: 44px;
  cursor: pointer;
  padding: 10px;
  flex-direction: column;
  justify-content: center;
  gap: 7px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--ice);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(4.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-4.5px) rotate(-45deg); }
.nav-toggle:focus-visible { outline: 3px solid var(--teal); outline-offset: 2px; }

/* ── Hero ─────────────────────────────────────────────────── */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 3rem) 0 4rem;
  overflow: hidden;
}

#neural {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  -webkit-mask-image: linear-gradient(100deg, transparent 8%, #000 52%);
  mask-image: linear-gradient(100deg, transparent 8%, #000 52%);
}

.hero-inner { position: relative; z-index: 1; }

.hero .lead { color: var(--mid); }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2.2rem 0 3rem;
}

/* Quadrat-Aufzählungsmarker 8×8 px — Markenkit S. 7 */
.hero-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 2.2rem;
}
.hero-facts li {
  position: relative;
  padding-left: 1.15rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--mid);
}
.hero-facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.52em;
  width: 8px;
  height: 8px;
  background: var(--teal);
}

/* ── Karten (01 Leistungen) ───────────────────────────────── */

.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

/* Akzentlinie links — Markenkit S. 7 */
.card {
  background: #fff;
  border-left: 3px solid var(--teal);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 2rem 1.8rem;
  box-shadow: 0 1px 3px rgba(42, 45, 53, 0.07);
}
.card p { color: var(--muted); font-size: 0.98rem; }
.card ul {
  list-style: none;
  margin: 1.3rem 0 0;
  padding: 0;
}
.card li {
  position: relative;
  padding-left: 1.05rem;
  font-size: 0.92rem;
  margin-bottom: 0.55rem;
  color: var(--charcoal);
}
.card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--teal);
}

/* ── 02 On-Premise ────────────────────────────────────────── */

.features-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin: 3rem 0;
}
.feature h3 {
  padding-top: 0.9rem;
  border-top: 4px solid var(--teal);
  border-image: linear-gradient(90deg, var(--teal) 52px, rgba(126,136,152,0.35) 52px) 1;
}
.feature p { color: var(--mid); font-size: 0.98rem; }

.provide {
  background: var(--dark-2);
  border-radius: var(--radius);
  padding: 2.5rem 2.5rem 2.2rem;
  margin-top: 1.5rem;
}
.provide-title { margin-bottom: 1.4rem; }
.checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem 2.5rem;
}
.checklist li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--mid);
  font-size: 0.97rem;
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--teal);
}

/* ── 03 Schulungen ────────────────────────────────────────── */

.courses {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.course {
  position: relative;
  background: #fff;
  border: 1px solid rgba(126, 136, 152, 0.22);
  border-radius: var(--radius);
  padding: 2rem 1.9rem;
}
.course-featured { border: 2px solid var(--teal); }
.course-badge {
  position: absolute;
  top: -0.75rem;
  right: 1.4rem;
  margin: 0;
  background: var(--teal);
  color: var(--charcoal);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.22rem 0.75rem;
  border-radius: 999px;
}
.course-meta {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--muted);
  margin: -0.3rem 0 1.1rem;
}
.course ul { list-style: none; margin: 0; padding: 0; }
.course li {
  position: relative;
  padding-left: 1.05rem;
  font-size: 0.94rem;
  margin-bottom: 0.5rem;
}
.course li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--teal);
}

.funding-note {
  margin-top: 2.2rem;
  padding: 1.1rem 1.4rem;
  background: rgba(217, 119, 87, 0.1);
  border-left: 3px solid var(--teal);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 0.95rem;
  max-width: 52em;
}

/* ── 04 Leitbild ──────────────────────────────────────────── */

/* Vertikale Teal-Linie — Markenkit „Akzentlinie" */
.creed {
  margin: 1.5rem 0 3.5rem;
  padding-left: 1.8rem;
  border-left: 4px solid var(--teal);
}
.creed p {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.4vw, 2.5rem);
  line-height: 1.25;
  color: #fff;
  max-width: 24em;
  margin-bottom: 0.5rem;
  text-wrap: balance;
}
.creed cite { font-style: normal; color: var(--muted); font-size: 0.95rem; }

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}
.principle h3 {
  padding-top: 0.9rem;
  border-top: 4px solid var(--teal);
  border-image: linear-gradient(90deg, var(--teal) 52px, rgba(126,136,152,0.35) 52px) 1;
}
.principle p { color: var(--mid); font-size: 0.97rem; }

/* ── 05 Kontakt ───────────────────────────────────────────── */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 1.5rem;
  align-items: start;
}

.contact-cards { display: grid; gap: 1rem; }

.contact-card {
  display: block;
  background: #fff;
  border-left: 3px solid var(--teal);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.4rem 1.6rem;
  text-decoration: none;
  color: var(--charcoal);
  box-shadow: 0 1px 3px rgba(42, 45, 53, 0.07);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
a.contact-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(42, 45, 53, 0.12);
}
.contact-card:focus-visible { outline: 3px solid var(--teal); outline-offset: 3px; }
.contact-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.25rem;
}
.contact-value {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  overflow-wrap: anywhere;
}

.person-card {
  background: var(--charcoal);
  background-image: radial-gradient(rgba(243, 245, 248, 0.065) 1px, transparent 1.5px);
  background-size: 30px 30px;
  border-radius: var(--radius);
  overflow: hidden;
  color: var(--ice);
}
.person-card img {
  width: min(320px, 70%);
  margin: 2.2rem auto 0;
}
.person-body { padding: 1.8rem 2.2rem 2.4rem; text-align: center; }
.person-body h3 { color: #fff; margin-bottom: 0.15em; }
.person-role {
  color: var(--teal);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 1rem;
}
.person-body > p:not(.person-role) {
  color: var(--mid);
  font-size: 0.95rem;
  max-width: 30em;
  margin-inline: auto;
}
.person-body .btn { margin-top: 1.5rem; }

/* ── Footer ───────────────────────────────────────────────── */

.site-footer { padding-top: 4rem; }

.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.8rem;
}
.footer-brand .brand { font-size: 1.5rem; }
.footer-tagline {
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 26em;
  margin-top: 0.7rem;
}
.footer-nav, .footer-legal {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.footer-nav a, .footer-legal a {
  color: var(--mid);
  text-decoration: none;
  font-size: 0.95rem;
  width: fit-content;
}
.footer-nav a:hover, .footer-legal a:hover { color: var(--teal); }
.footer-nav a:focus-visible, .footer-legal a:focus-visible { outline: 3px solid var(--teal); outline-offset: 3px; border-radius: 4px; }

.footer-copy {
  border-top: 1px solid rgba(126, 136, 152, 0.25);
  padding-block: 1.4rem;
}
.footer-copy p { color: var(--muted); font-size: 0.85rem; }

/* Bodenleiste: 5 px Teal-Linie — Markenkit S. 7 */
.baseline { height: 5px; background: var(--teal); }

/* ── Rechtsseiten (Impressum / Datenschutz / AGB) ─────────── */

.legal-main {
  padding: calc(var(--header-h) + 4rem) 0 5rem;
}
.legal-main h1 { font-size: clamp(2.1rem, 5vw, 3.2rem); }
.legal-main h2 {
  font-size: 1.35rem;
  font-weight: 600;
  margin-top: 2.6em;
}
.legal-main .container { max-width: 820px; }
.legal-block {
  background: #fff;
  border-left: 3px solid var(--teal);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.6rem 1.9rem;
  margin: 1.5rem 0;
  box-shadow: 0 1px 3px rgba(42, 45, 53, 0.07);
}
.legal-block dl { margin: 0; display: grid; grid-template-columns: max-content 1fr; gap: 0.45rem 2rem; }
.legal-block dt { font-weight: 600; color: var(--muted); font-size: 0.92rem; }
.legal-block dd { margin: 0; overflow-wrap: anywhere; }
.legal-main a { color: inherit; text-decoration-color: var(--teal); text-decoration-thickness: 2px; }
.legal-main ul { padding-left: 1.2rem; }
.legal-main li { margin-bottom: 0.4rem; }
.draft-banner {
  background: #FFF4E5;
  border-left: 4px solid #E8A33D;
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1rem 1.4rem;
  font-size: 0.95rem;
  margin-bottom: 2.5rem;
}
.back-home { display: inline-block; margin-top: 3rem; font-weight: 500; }

/* ── Scroll-Reveal ────────────────────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ── Responsive ───────────────────────────────────────────── */

@media (max-width: 960px) {
  .cards-3, .features-3, .principles { grid-template-columns: 1fr; gap: 1.5rem; }
  .courses { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 1.8rem; }
  .checklist { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--charcoal);
    border-bottom: 1px solid rgba(126, 136, 152, 0.25);
    padding: 0.5rem 1.5rem 1.4rem;
    display: none;
  }
  .nav-menu.is-open { display: flex; }
  .nav-menu a:not(.btn) {
    padding: 0.9rem 0.25rem;
    font-size: 1.05rem;
    border-bottom: 1px solid rgba(126, 136, 152, 0.15);
  }
  .nav-cta { margin-top: 1.1rem; text-align: center; }

  #neural {
    -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 35%);
    mask-image: linear-gradient(180deg, transparent 0%, #000 35%);
    opacity: 0.55;
  }
  .hero { min-height: 92svh; }
  .hero .eyebrow { font-size: 0.72rem; letter-spacing: 0.14em; }
  .hero-actions .btn { width: 100%; text-align: center; }
  .provide { padding: 1.8rem 1.4rem; }
  .legal-block dl { grid-template-columns: 1fr; gap: 0.1rem; }
  .legal-block dt { margin-top: 0.7rem; }
}