/* Inter (selbst gehostet, keine Datenübertragung an Google) */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../assets/fonts/inter-latin-var.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../assets/fonts/inter-latin-ext-var.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f5f7fa;
  --color-ink: #14181f;
  --color-ink-soft: #4b5563;
  --color-primary: #21304f;
  --color-primary-light: #34497a;
  --color-accent: #2e9e8f;
  --color-border: #e4e7eb;
  --radius: 10px;
  --max-width: 1140px;
  --shadow-sm: 0 2px 8px rgba(20, 24, 31, 0.06);
  --shadow-md: 0 10px 30px rgba(20, 24, 31, 0.08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.6;
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.logo-img {
  width: 40px;
  height: 40px;
  border-radius: 6px;
  object-fit: cover;
}

.logo-text-light {
  font-weight: 500;
  color: var(--color-ink-soft);
  margin-left: 4px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  color: var(--color-ink);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}

.main-nav a:hover { color: var(--color-primary-light); }

.nav-cta {
  background: var(--color-primary);
  color: #fff !important;
  padding: 10px 18px;
  border-radius: 999px;
}

.nav-cta:hover { background: var(--color-primary-light); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--color-ink);
  border-radius: 2px;
}

/* Hero */
.hero {
  background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-light) 65%, var(--color-accent) 130%);
  color: #fff;
  padding: 96px 0 80px;
}

.hero-inner { max-width: 760px; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  margin: 0 0 16px;
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  margin: 0 0 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.hero-lead {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.9);
  margin: 0 0 32px;
  max-width: 620px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  font-size: 0.95rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

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

.btn-primary:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.5);
}

.btn-ghost:hover { background: rgba(255,255,255,0.1); }

.btn-large { font-size: 1.05rem; padding: 16px 32px; }

/* Trust bar */
.trust {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 0;
}

.trust p {
  margin: 0;
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-ink-soft);
  font-weight: 500;
}

/* Sections */
.section { padding: 88px 0; }

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
  color: var(--color-primary);
}

.section-lead {
  color: var(--color-ink-soft);
  max-width: 640px;
  margin: 0 0 48px;
  font-size: 1.05rem;
}

/* Leistungen cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }

.card-icon {
  font-weight: 800;
  color: var(--color-accent);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 1.15rem;
  color: var(--color-ink);
}

.card p {
  margin: 0;
  color: var(--color-ink-soft);
  font-size: 0.96rem;
}

/* KI section */
.ki-section { background: var(--color-primary); color: #fff; }

.ki-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  align-items: center;
}

.ki-section .section-title { color: #fff; }

.ki-text p { color: rgba(255,255,255,0.88); font-size: 1.02rem; }

.ki-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: grid;
  gap: 12px;
}

.ki-list li {
  padding-left: 28px;
  position: relative;
  color: rgba(255,255,255,0.92);
  font-size: 0.98rem;
}

.ki-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.ki-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.ki-badge {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--color-accent), var(--color-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  font-weight: 800;
  color: #fff;
  box-shadow: var(--shadow-md);
}

/* Über uns */
.ueber-inner { max-width: 820px; }

.ueber-uns p { color: var(--color-ink-soft); font-size: 1.02rem; }

.ueber-uns .section-lead { margin-bottom: 40px; }

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-bottom: 40px;
}

.team-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 24px;
}

.team-card h3 {
  margin: 0 0 4px;
  font-size: 1.15rem;
  color: var(--color-primary);
}

.team-role {
  margin: 0 0 14px !important;
  font-size: 0.88rem !important;
  font-weight: 600;
  color: var(--color-accent) !important;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.team-card p:last-child {
  margin-bottom: 0;
  font-size: 0.96rem;
}

.ueber-corestate { margin: 0; }

/* Kontakt */
.kontakt { background: var(--color-bg-alt); }

.kontakt-inner { max-width: 620px; text-align: left; }

/* Footer */
.site-footer {
  background: var(--color-ink);
  color: rgba(255,255,255,0.7);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
}

.footer-nav { display: flex; gap: 20px; }

.footer-nav a { color: rgba(255,255,255,0.7); text-decoration: none; }
.footer-nav a:hover { color: #fff; }

/* Legal pages (Impressum / Datenschutz) */
.legal-page { padding-top: 64px; }

.legal-inner { max-width: 760px; }

.legal-inner .section-lead { margin-bottom: 40px; }

.legal-inner h2 {
  font-size: 1.15rem;
  color: var(--color-primary);
  margin: 40px 0 12px;
}

.legal-inner h2:first-of-type { margin-top: 0; }

.legal-inner p {
  color: var(--color-ink-soft);
  font-size: 0.98rem;
  margin: 0 0 16px;
}

.legal-inner ul {
  color: var(--color-ink-soft);
  font-size: 0.98rem;
  margin: 0 0 16px;
  padding-left: 20px;
}

.legal-inner li { margin-bottom: 6px; }

.legal-inner a { color: var(--color-primary-light); }

.legal-back {
  margin-top: 48px !important;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.legal-back a {
  font-weight: 600;
  text-decoration: none;
}

.legal-back a:hover { text-decoration: underline; }

/* Responsive */
@media (max-width: 860px) {
  .ki-inner { grid-template-columns: 1fr; }
  .ki-visual { order: -1; }
  .ki-badge { width: 140px; height: 140px; font-size: 2rem; }
}

@media (max-width: 720px) {
  .main-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 18px;
    display: none;
  }
  .main-nav.open { display: flex; }
  .nav-toggle { display: flex; }
  .hero { padding: 64px 0 56px; }
  .section { padding: 60px 0; }
}