/* Lokale Schrift (DSGVO: keine Anfrage an Google-Server) */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("fonts/inter-variable.woff2") format("woff2");
}

:root {
  --navy: #0b1b2b;
  --navy-soft: #13293d;
  --blue: #2b6cb0;
  --violet: #7c5cff;
  --teal: #1dd3b0;
  --text: #1a2733;
  --text-muted: #5b6b7a;
  --bg: #ffffff;
  --bg-alt: #f4f7f9;
  --border: #e2e8f0;
  --radius: 14px;
  --maxw: 1080px;
  --shadow: 0 10px 30px rgba(11, 27, 43, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

.container.narrow {
  max-width: 760px;
}

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

h1,
h2,
h3 {
  line-height: 1.2;
  color: var(--navy);
  margin: 0 0 0.5em;
}

/* Accessibility: skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--navy);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  z-index: 100;
}

.skip-link:focus {
  left: 0;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
  font-weight: 700;
}

.logo:hover {
  text-decoration: none;
}

.logo-mark {
  display: block;
  flex: 0 0 auto;
}

.logo-text {
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

.logo-kir {
  color: var(--blue);
}

.logo-eni {
  color: var(--violet);
}

.logo-mic {
  color: var(--teal);
}

.site-nav {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.98rem;
}

.site-nav a:hover {
  color: var(--navy);
  text-decoration: none;
}

/* Hero */
.hero {
  position: relative;
  color: #fff;
  background: radial-gradient(1000px 460px at 85% -15%, rgba(29, 211, 176, 0.2), transparent 58%),
    radial-gradient(1100px 620px at 10% 115%, rgba(124, 92, 255, 0.5), transparent 62%),
    radial-gradient(900px 520px at 95% 120%, rgba(124, 92, 255, 0.32), transparent 60%),
    linear-gradient(135deg, var(--navy) 0%, #2a1f4d 55%, var(--navy-soft) 100%);
  padding: 96px 0 104px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--teal);
  margin: 0 0 14px;
}

.hero h1 {
  color: #fff;
  font-size: clamp(2rem, 5vw, 3.1rem);
  margin-bottom: 18px;
}

.hero h1 .light {
  color: #9fb3c8;
  font-weight: 500;
  font-size: 0.6em;
  display: inline-block;
}

.lead {
  font-size: clamp(1.05rem, 2.3vw, 1.3rem);
  color: #cdd9e5;
  max-width: 640px;
  margin: 0 0 32px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 24px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--teal) 0%, var(--violet) 100%);
  color: #fff;
}

.btn-primary:hover {
  box-shadow: 0 10px 24px rgba(124, 92, 255, 0.4);
}

.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn-ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

/* Sections */
.section {
  padding: 72px 0;
}

.section-alt {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section h2 {
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  margin-bottom: 28px;
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 24px;
  box-shadow: var(--shadow);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--violet);
  box-shadow: 0 16px 36px rgba(124, 92, 255, 0.18);
}

.card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.card p {
  margin: 0;
  color: var(--text-muted);
}

/* Contact / Impressum */
.contact-email {
  font-size: 1.25rem;
  font-weight: 600;
}

.contact-email a,
.contact-phone a {
  color: var(--blue);
}

.contact-phone {
  font-size: 1.1rem;
  font-weight: 600;
}

.impressum-block {
  margin: 0 0 20px;
}

.muted {
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  background: var(--navy);
  color: #9fb3c8;
  padding: 24px 0;
  font-size: 0.92rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-links {
  display: inline-flex;
  gap: 18px;
  flex-wrap: wrap;
}

.site-footer a {
  color: #cdd9e5;
}

.site-footer a:hover {
  color: #fff;
  text-decoration: none;
}

/* Responsive */
@media (max-width: 640px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    padding-top: 10px;
    padding-bottom: 10px;
  }

  .site-nav {
    gap: 16px;
  }

  .hero {
    padding: 72px 0 80px;
  }
}

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

  .btn,
  .card {
    transition: none;
  }
}