:root {
  --petrol: #1F5E58;
  --petrol-dark: #174A45;
  --ink: #1C2B2D;
  --muted: #5B6866;
  --sand: #F4F1EA;
  --line: #DCD6CA;
  --paper: #FFFFFF;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--sand);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
}

a { color: var(--petrol); }
a:hover { color: var(--petrol-dark); }
a:focus-visible, .button:focus-visible { outline: 3px solid var(--petrol); outline-offset: 3px; border-radius: 4px; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

/* Kopf */
.site-head { padding: 28px 0; }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); }
.brand img { width: 36px; height: 36px; display: block; }
.brand-name { font-size: 22px; font-weight: 700; letter-spacing: -0.3px; line-height: 1; }
.brand-name span { color: var(--petrol); }
.brand-sub { display: block; font-size: 13px; font-weight: 400; color: var(--muted); letter-spacing: 0; margin-top: 4px; }
.head-link { font-size: 15px; font-weight: 600; text-decoration: none; }

/* Einstieg */
.hero { padding: 56px 0 64px; }
.eyebrow { font-size: 14px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--petrol); margin: 0 0 16px; }
h1 { font-size: clamp(34px, 5vw, 52px); line-height: 1.12; letter-spacing: -0.8px; margin: 0 0 24px; max-width: 760px; text-wrap: balance; }
.lead { font-size: 19px; color: var(--muted); max-width: 680px; margin: 0 0 32px; }
.button {
  display: inline-block; background: var(--petrol); color: #fff; text-decoration: none;
  font-weight: 600; font-size: 16px; padding: 14px 24px; border-radius: 8px;
  transition: background 200ms cubic-bezier(.2,0,0,1);
}
.button:hover { background: var(--petrol-dark); color: #fff; }

/* Abschnitte */
section { padding: 56px 0; border-top: 1px solid var(--line); }
h2 { font-size: 28px; line-height: 1.25; letter-spacing: -0.4px; margin: 0 0 32px; text-wrap: balance; }
h3 { font-size: 18px; line-height: 1.35; margin: 0 0 8px; }

.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.card { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 28px; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }
.card .num { display: inline-block; font-size: 13px; font-weight: 700; color: var(--petrol); margin-bottom: 12px; letter-spacing: 0.06em; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.steps li { counter-increment: step; border-top: 3px solid var(--petrol); padding-top: 16px; }
.steps li::before { content: "0" counter(step); display: block; font-size: 13px; font-weight: 700; color: var(--petrol); margin-bottom: 8px; letter-spacing: 0.06em; }
.steps p { margin: 0; color: var(--muted); font-size: 16px; }

.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: stretch; }
.contact .card { display: flex; flex-direction: column; justify-content: center; }
.contact dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 8px 20px; font-size: 16px; }
.contact dt { color: var(--muted); }
.contact dd { margin: 0; font-weight: 600; }

/* Rechtstexte */
.legal { padding: 24px 0 64px; }
.legal h1 { font-size: 36px; margin-bottom: 32px; }
.legal h2 { font-size: 20px; margin: 32px 0 8px; }
.legal p, .legal li { max-width: 720px; }
.legal address { font-style: normal; }

/* Fuß */
.site-foot { background: var(--petrol-dark); color: #DCE7E4; padding: 28px 0; font-size: 14px; }
.site-foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; }
.site-foot a { color: #fff; text-decoration: none; margin-left: 20px; }
.site-foot a:first-child { margin-left: 0; }
.site-foot a:hover { text-decoration: underline; color: #fff; }

@media (max-width: 860px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .hero { padding: 32px 0 48px; }
  .lead { font-size: 17px; }
  .grid, .contact, .steps { grid-template-columns: 1fr; }
  .card { padding: 22px; }
  .brand-sub { display: none; }
  section { padding: 44px 0; }
}
@media (prefers-reduced-motion: reduce) {
  .button { transition: none; }
}