/* ============ Basis ============ */
:root {
  --navy-900: #0a1d33;
  --navy-800: #0f2a4a;
  --navy-700: #163a63;
  --blue-600: #1d5ba6;
  --blue-500: #2472c8;
  --cyan-400: #35b6e0;
  --teal-300: #5fd4d0;
  --ice-100: #eaf4fb;
  --white: #ffffff;
  --text: #1c2b3a;
  --text-soft: #4c6076;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(10, 29, 51, 0.10);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

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

.container {
  width: min(1120px, 92%);
  margin-inline: auto;
}

h1, h2, h3 { line-height: 1.15; font-weight: 800; }

h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); margin-bottom: 2rem; }

.section { padding: 5rem 0; }

.section-kicker {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--blue-500);
  margin-bottom: 0.6rem;
}

.section-alt { background: var(--ice-100); }

.accent {
  background: linear-gradient(90deg, var(--cyan-400), var(--teal-300));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ============ Buttons ============ */
.btn {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn-primary {
  background: linear-gradient(90deg, var(--blue-500), var(--cyan-400));
  color: var(--white);
  box-shadow: 0 6px 18px rgba(36, 114, 200, 0.35);
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(36, 114, 200, 0.45); }

.btn-ghost {
  border: 1.5px solid rgba(255, 255, 255, 0.45);
  color: var(--white);
}

.btn-ghost:hover { background: rgba(255, 255, 255, 0.12); }

.btn-small { padding: 0.5rem 1.1rem; font-size: 0.9rem; background: var(--blue-500); color: var(--white); }

.btn-big { font-size: 1.15rem; padding: 1rem 2.2rem; }

/* ============ Header / Nav ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 29, 51, 0.92);
  backdrop-filter: blur(8px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 0;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--white);
}

.nav-logo { width: 42px; height: 42px; }

.nav-name { font-weight: 800; font-size: 1.05rem; letter-spacing: 0.02em; }
.nav-name small { font-size: 0.65em; opacity: 0.7; margin-left: 2px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  list-style: none;
}

.nav-links a { color: rgba(255, 255, 255, 0.85); text-decoration: none; font-weight: 500; font-size: 0.95rem; }
.nav-links a:hover { color: var(--white); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; }
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--white);
  margin: 5px 0;
  border-radius: 2px;
}

/* ============ Hero ============ */
.hero {
  position: relative;
  color: var(--white);
  overflow: hidden;
  background: linear-gradient(155deg, var(--navy-900) 0%, var(--navy-700) 55%, var(--blue-600) 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px 300px at 85% 20%, rgba(53, 182, 224, 0.25), transparent 70%),
    radial-gradient(500px 260px at 10% 90%, rgba(95, 212, 208, 0.18), transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  padding: 6.5rem 0 5.5rem;
  max-width: 780px;
}

.hero-kicker {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--teal-300);
  margin-bottom: 1rem;
}

.hero h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); margin-bottom: 1.2rem; }

.hero-sub {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.82);
  max-width: 640px;
  margin-bottom: 2rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 2.5rem; }

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  list-style: none;
}

.hero-badges li {
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.08);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.9);
}

/* ============ Cards ============ */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--white);
  border: 1px solid #dfe9f2;
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.card:hover { transform: translateY(-4px); box-shadow: 0 16px 36px rgba(10, 29, 51, 0.14); }

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  margin-bottom: 1.1rem;
  background: linear-gradient(135deg, var(--blue-500), var(--cyan-400));
  color: var(--white);
}

.card-icon svg { width: 28px; height: 28px; }

.card h3 { font-size: 1.15rem; margin-bottom: 0.6rem; }

.card p { color: var(--text-soft); font-size: 0.95rem; }

/* ============ Steps ============ */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  list-style: none;
  counter-reset: step;
}

.step {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.6rem;
  box-shadow: var(--shadow);
}

.step-num {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-500), var(--cyan-400));
  color: var(--white);
  font-weight: 800;
  margin-bottom: 0.9rem;
}

.step h3 { font-size: 1.05rem; margin-bottom: 0.4rem; }
.step p { color: var(--text-soft); font-size: 0.92rem; }

/* ============ Über uns ============ */
.about {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-text p { margin-bottom: 1rem; color: var(--text-soft); }

.about-points { list-style: none; margin-top: 1.4rem; }

.about-points li {
  padding-left: 1.8rem;
  position: relative;
  margin-bottom: 0.6rem;
  font-weight: 500;
}

.about-points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--cyan-400);
  font-weight: 800;
}

.about-visual {
  display: grid;
  place-items: center;
  background: linear-gradient(155deg, var(--ice-100), #d7ecf8);
  border-radius: var(--radius);
  padding: 3rem;
}

.about-logo { width: min(260px, 70%); }

/* ============ CTA ============ */
.section-cta {
  background: linear-gradient(155deg, var(--navy-900), var(--navy-700));
  color: var(--white);
  text-align: center;
}

.cta-inner { max-width: 640px; }

.cta-inner p { color: rgba(255, 255, 255, 0.82); margin-bottom: 1.8rem; }

.cta-note { font-size: 0.9rem; margin-top: 1.2rem; }

/* ============ Footer ============ */
.site-footer { background: var(--navy-900); color: rgba(255, 255, 255, 0.8); padding: 2.5rem 0 1.5rem; }

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: center;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-brand { display: flex; align-items: center; gap: 0.9rem; font-size: 0.95rem; }

.footer-logo { width: 46px; height: 46px; }

.footer-links { display: flex; flex-wrap: wrap; gap: 1.4rem; list-style: none; }

.footer-links a { color: rgba(255, 255, 255, 0.8); text-decoration: none; font-size: 0.92rem; }
.footer-links a:hover { color: var(--white); }

.footer-bottom { padding-top: 1.2rem; font-size: 0.85rem; color: rgba(255, 255, 255, 0.55); }

/* ============ Rechtsseiten ============ */
.legal { padding: 4rem 0; max-width: 760px; }
.legal h1 { font-size: 2rem; margin-bottom: 1.5rem; }
.legal h2 { font-size: 1.25rem; margin: 2rem 0 0.8rem; }
.legal p, .legal li { color: var(--text-soft); margin-bottom: 0.8rem; }
.legal ul { padding-left: 1.4rem; }
.legal a { color: var(--blue-500); }

/* ============ Responsive ============ */
@media (max-width: 820px) {
  .about { grid-template-columns: 1fr; }

  .nav-toggle { display: block; }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--navy-900);
    padding: 1.2rem 4%;
    gap: 1rem;
  }

  .nav-links.open { display: flex; }
}