:root {
  color-scheme: light;
  --ink: #17211b;
  --muted: #5c6861;
  --line: #dce5df;
  --paper: #f7faf7;
  --white: #ffffff;
  --green: #1c6b55;
  --water: #1c7aa6;
  --alert: #9b3d2e;
  --wash: #d7efe8;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
}

.site-header {
  align-items: center;
  background: rgba(247, 250, 247, 0.94);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 24px;
  justify-content: space-between;
  padding: 16px clamp(18px, 4vw, 56px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  align-items: center;
  color: var(--green);
  display: inline-flex;
  font-size: 1.2rem;
  font-weight: 800;
  flex: 0 0 auto;
  text-decoration: none;
}

.brand img {
  display: block;
  height: 42px;
  object-fit: contain;
  width: auto;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

nav a {
  color: var(--muted);
  font-size: 0.92rem;
  text-decoration: none;
}

nav a:hover {
  color: var(--green);
}

.hero {
  border-bottom: 1px solid var(--line);
  min-height: 520px;
  padding: clamp(56px, 9vw, 112px) clamp(18px, 4vw, 56px) clamp(44px, 7vw, 80px);
}

.hero-copy {
  max-width: 1120px;
}

.kicker,
.section-label {
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  margin: 0 0 12px;
  text-transform: uppercase;
}

h1,
h2,
h3,
p,
address {
  margin-top: 0;
}

h1 {
  font-size: clamp(2.35rem, 6vw, 5.7rem);
  line-height: 0.96;
  margin-bottom: clamp(28px, 4vw, 46px);
  max-width: 1080px;
}

h2 {
  font-size: clamp(1.55rem, 3.2vw, 2.85rem);
  line-height: 1.05;
  margin-bottom: 20px;
}

h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.hero-intro {
  border-left: 6px solid var(--green);
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.85fr);
  max-width: 940px;
  padding-left: clamp(18px, 3vw, 30px);
}

.hero-copy .hero-intro p {
  color: var(--muted);
  font-size: clamp(1rem, 1.35vw, 1.14rem);
  margin-bottom: 0;
}

.section {
  border-top: 1px solid var(--line);
  padding: clamp(44px, 7vw, 86px) clamp(18px, 4vw, 56px);
}

.two-column {
  display: grid;
  gap: 34px;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
}

.section-heading {
  max-width: 620px;
}

.content {
  color: var(--muted);
  font-size: 1.08rem;
}

.check-list,
.solution-card ul,
.steps {
  padding-left: 20px;
}

.check-list li,
.solution-card li {
  margin: 8px 0;
}

.cause {
  background: var(--white);
}

.cause-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.cause-grid article,
.risk {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 22px;
}

.solution-content {
  display: grid;
  gap: 20px;
}

.solution-card {
  background: #e9f4ef;
  border: 1px solid #bad7c9;
  padding: clamp(24px, 4vw, 42px);
}

.risk {
  border-color: #e7beb6;
}

.references ol {
  margin-bottom: 0;
}

.references li {
  margin: 10px 0;
}

.references a {
  color: var(--green);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.imprint-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.imprint-grid address {
  color: var(--muted);
  font-style: normal;
}

.imprint-grid p,
.privacy-content p {
  color: var(--muted);
}

.imprint-grid a,
.privacy-content a {
  color: var(--green);
}

.privacy-content {
  display: grid;
  gap: 20px;
}

.privacy-content article {
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
}

.privacy-content article:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

@media (max-width: 760px) {
  .site-header,
  .two-column {
    display: block;
  }

  .site-header {
    position: static;
  }

  .brand img {
    height: 36px;
  }

  nav {
    margin-top: 10px;
  }

  .hero {
    min-height: auto;
    padding-top: 48px;
  }

  .hero-intro {
    grid-template-columns: 1fr;
  }

  .cause-grid {
    grid-template-columns: 1fr;
  }

  .imprint-grid {
    grid-template-columns: 1fr;
  }

  .risk {
    margin-top: 18px;
  }
}