:root {
  color-scheme: light dark;

  --bg: light-dark(#F5F6F3, #0E1613);
  --surface: light-dark(#FFFFFF, #141F1B);
  --surface-2: light-dark(#EDEFEA, #192622);
  --ink: light-dark(#172420, #E7EDE9);
  --ink-muted: light-dark(#5B6660, #8FA39A);
  --border: light-dark(#DDE2DC, #223029);
  --accent: light-dark(#1F6F5C, #4FD8AE);
  --accent-ink: light-dark(#0E3B30, #B9F3DE);
  --accent-soft: light-dark(#E3EFE9, rgba(79,216,174,0.10));
  --code-bg: light-dark(#12201B, #0A1310);
  --code-ink: light-dark(#E7F1EC, #DCEAE3);
  --code-border: light-dark(#1E332B, #1C2B25);
  --warn-bg: light-dark(#FBF2E3, rgba(217,164,65,0.10));
  --warn-border: #D9A441;
  --warn-ink: light-dark(#6B4A0E, #E8C77E);
  --shadow: light-dark(0 1px 3px rgba(23,36,32,0.08), 0 1px 3px rgba(0,0,0,0.3));
  --radius: 10px;
  --serif: "Space Grotesk", sans-serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }



body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.5rem;
  max-width: 860px;
  margin: 0 auto;
}

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

.brand__text {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 0.98rem;
  letter-spacing: -0.01em;
}

.mesh-mark {
  width: 26px;
  height: 26px;
  color: var(--accent);
  flex-shrink: 0;
}

.badge {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.32rem 0.65rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-ink);
  border: 1px solid var(--border);
  white-space: nowrap;
}

.badge--bonus {
  background: var(--surface-2);
}

.page {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.prose {
  background: transparent;
}

.prose h1 {
  font-family: var(--serif);
  font-size: clamp(1.9rem, 3.4vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0.4rem 0 1.6rem;
}

.prose h2 {
  font-family: var(--serif);
  font-size: 1.4rem;
  letter-spacing: -0.01em;
  margin: 2.6rem 0 0.9rem;
  padding-top: 0.4rem;
  border-top: 1px solid var(--border);
}

.prose h1 + h2 { border-top: none; padding-top: 0; }

.prose h3 {
  font-family: var(--serif);
  font-size: 1.08rem;
  margin: 1.8rem 0 0.7rem;
}

.prose p { margin: 0.9rem 0; color: var(--ink); }

.prose ul, .prose ol {
  margin: 0.9rem 0;
  padding-left: 1.3rem;
}
.prose li { margin: 0.35rem 0; }
.prose ol { padding-left: 1.5rem; }

.prose strong { font-weight: 650; }

.prose a {
  color: var(--accent-ink);
  text-decoration-color: var(--accent);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 2px;
}

.prose > p:first-of-type {
  font-size: 1.08rem;
  color: var(--ink-muted);
}

.prose hr {
  border: none;
  height: 1px;
  background: var(--border);
  margin: 2.6rem 0;
}

.prose :not(pre) > code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.1em 0.4em;
}

/* Tables */
.table-wrap {
  overflow-x: auto;
  margin: 1.3rem 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.prose th, .prose td {
  text-align: left;
  padding: 0.65rem 0.9rem;
  border-bottom: 1px solid var(--border);
}
.prose thead th {
  background: var(--surface-2);
  font-family: var(--serif);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.01em;
}
.prose tbody tr:last-child td { border-bottom: none; }

/* Callouts */
.callout {
  margin: 1.4rem 0;
  padding: 0.9rem 1.1rem;
  background: var(--warn-bg);
  border: 1px solid var(--warn-border);
  border-left-width: 4px;
  border-radius: 8px;
  color: var(--warn-ink);
}
.callout p { margin: 0; color: inherit; }

/* Code blocks */
.code-block {
  margin: 1.3rem 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--code-border);
  box-shadow: var(--shadow);
  background: var(--code-bg);
}

.code-block__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 0.5rem 0.6rem 0.5rem 0.9rem;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--code-border);
}

.code-label {
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--accent);
  letter-spacing: 0.01em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.code-label--muted { color: #7C8B84; }

.copy-btn {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
  background: transparent;
  border: 1px solid var(--code-border);
  color: #B7C4BE;
  font-family: var(--sans);
  font-size: 0.76rem;
  padding: 0.3rem 0.55rem;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.copy-btn:hover {
  background: rgba(79,216,174,0.08);
  border-color: var(--accent);
  color: var(--accent);
}
.copy-btn svg { width: 14px; height: 14px; }
.copy-btn__icon--check { display: none; }
.copy-btn.copied .copy-btn__icon--copy { display: none; }
.copy-btn.copied .copy-btn__icon--check { display: inline-flex; }
.copy-btn.copied { color: var(--accent); border-color: var(--accent); }

.code-block pre {
  margin: 0;
  padding: 1rem 1.1rem;
  overflow-x: auto;
}
.code-block code {
  font-family: var(--mono);
  font-size: 0.87rem;
  line-height: 1.6;
  color: var(--code-ink);
  background: none;
  white-space: pre;
}

/* Pager */
.pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 3.5rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--border);
}
.pager--single { grid-template-columns: 1fr; }

.pager__link {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--ink);
  background: var(--surface);
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.pager__link:hover { border-color: var(--accent); transform: translateY(-1px); }
.pager__link--next { text-align: right; align-items: flex-end; }
.pager__link--muted { opacity: 0.7; }

.pager__eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  color: var(--ink-muted);
  text-transform: uppercase;
}
.pager__title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1rem;
}

.sitefooter {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
}
.sitefooter a {
  color: var(--ink-muted);
  font-size: 0.85rem;
  text-decoration: none;
}
.sitefooter a:hover { color: var(--accent); }

@media (max-width: 600px) {
  body { font-size: 16px; }
  .pager { grid-template-columns: 1fr; }
  .pager__link--next { text-align: left; align-items: flex-start; }
}


/* --- Startseite --- */
.hero {
  max-width: 860px;
  margin: 0 auto;
  padding: 2.4rem 1.5rem 1rem;
}
.hero__mesh {
  width: 56px;
  height: 56px;
  color: var(--accent);
  margin-bottom: 1.2rem;
}
.hero h1 {
  font-family: var(--serif);
  font-size: clamp(2.1rem, 4.5vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}
.hero p {
  font-size: 1.12rem;
  color: var(--ink-muted);
  max-width: 60ch;
  margin: 0 0 0.6rem;
}
.hero .lede-accent { color: var(--accent-ink); font-weight: 600; }

.section {
  max-width: 860px;
  margin: 0 auto;
  padding: 1.6rem 1.5rem;
}
.section__label {
  font-family: var(--mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-muted);
  margin: 0 0 1rem;
}
.cards { display: flex; flex-direction: column; gap: 0.7rem; }

.card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  text-decoration: none;
  color: var(--ink);
  transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover { border-color: var(--accent); transform: translateY(-1px); box-shadow: var(--shadow); }

.card__num {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--accent);
  width: 2.2rem;
  flex-shrink: 0;
}
.card__num--bonus { font-size: 1.1rem; }

.card__body { display: flex; flex-direction: column; gap: 0.15rem; flex: 1; min-width: 0; }
.card__title { font-family: var(--serif); font-weight: 600; font-size: 1.05rem; }
.card__desc { font-size: 0.9rem; color: var(--ink-muted); }

.card__arrow {
  color: var(--ink-muted);
  font-size: 1.1rem;
  flex-shrink: 0;
  transition: transform 0.15s ease, color 0.15s ease;
}
.card:hover .card__arrow { transform: translateX(3px); color: var(--accent); }

.prereq {
  max-width: 860px;
  margin: 0.5rem auto 0;
  padding: 0 1.5rem;
}
.prereq__box {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  padding: 1rem 1.1rem;
  background: var(--accent-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.92rem;
}
.prereq__box strong { color: var(--accent-ink); }