:root {
  --green: #185c4b;
  --green-dark: #104438;
  --green-soft: #eaf4f0;
  --ink: #202724;
  --muted: #59665f;
  --line: #d5e0da;
  --paper: #ffffff;
  --warn: #9b5314;
  --warn-soft: #fff3e5;
  --danger: #a22e2e;
  --danger-soft: #fcecec;
  --info: #2d6385;
  --info-soft: #edf5fa;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: #eef2ef;
  font: 16px/1.55 Inter, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--green-dark); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:focus-visible { outline: 3px solid #f2b84b; outline-offset: 3px; }
.screenbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 12px max(18px, calc((100vw - 980px) / 2));
  color: #fff;
  background: var(--green-dark);
  box-shadow: 0 2px 12px rgba(0,0,0,.15);
}
.screenbar strong { font-family: Georgia, serif; font-size: 19px; font-style: italic; }
.screenbar nav { display: flex; flex-wrap: wrap; gap: 13px; }
.screenbar a { color: #fff; font-size: 14px; }
main {
  width: min(980px, calc(100% - 28px));
  margin: 24px auto 54px;
  background: var(--paper);
  box-shadow: 0 6px 24px rgba(31, 57, 47, .12);
}
.page { padding: 42px 54px; }
.cover {
  min-height: 690px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: #fff;
  background: linear-gradient(145deg, var(--green-dark), var(--green) 63%, #397e69);
}
.brand { font: italic 25px Georgia, serif; letter-spacing: .01em; }
.brand small { font: 600 10px Arial, sans-serif; letter-spacing: .38em; margin-left: 10px; }
.cover h1 { max-width: 760px; margin: 90px 0 18px; color: #fff; font-size: clamp(39px, 7vw, 68px); line-height: 1.04; }
.cover .lead { max-width: 690px; font-size: 22px; line-height: 1.42; }
.meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 56px; }
.meta div { border-top: 1px solid rgba(255,255,255,.45); padding-top: 10px; }
.meta b { display: block; font-size: 12px; letter-spacing: .09em; text-transform: uppercase; }
h1, h2, h3, h4 { color: var(--green-dark); font-family: Georgia, "Times New Roman", serif; line-height: 1.17; }
h2 { margin: 0 0 22px; font-size: 34px; }
h3 { margin: 30px 0 10px; font-size: 23px; }
h4 { margin: 21px 0 8px; font-size: 18px; }
p { margin: 0 0 14px; }
ul, ol { margin: 8px 0 18px; padding-left: 24px; }
li { margin: 5px 0; }
.chapter { border-top: 8px solid var(--green-soft); }
.chapter[id] { scroll-margin-top: 110px; }
.eyebrow { margin: 0 0 8px; color: var(--green); font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.intro { max-width: 760px; color: var(--muted); font-size: 19px; }
.toc ol { columns: 2; column-gap: 44px; padding-left: 20px; }
.toc li { break-inside: avoid; margin: 0 0 10px; }
.toc a { font-weight: 650; }
.quickflow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 24px 0; counter-reset: flow; }
.quickflow > div {
  counter-increment: flow;
  position: relative;
  min-height: 108px;
  padding: 40px 13px 13px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fafcfb;
  font-weight: 700;
}
.quickflow > div::before {
  content: counter(flow);
  position: absolute;
  top: 10px;
  left: 12px;
  width: 23px;
  height: 23px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--green);
  font-size: 13px;
}
.steps { list-style: none; counter-reset: step; padding: 0; }
.steps > li { counter-increment: step; position: relative; min-height: 35px; padding: 4px 0 10px 44px; }
.steps > li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 29px;
  height: 29px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--green);
  font-weight: 800;
}
.box { margin: 18px 0; padding: 14px 17px; border-left: 5px solid var(--info); border-radius: 5px; background: var(--info-soft); break-inside: avoid; }
.box strong.label { display: block; margin-bottom: 3px; color: var(--info); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.box.tip { border-color: var(--green); background: var(--green-soft); }
.box.tip strong.label { color: var(--green); }
.box.warn { border-color: var(--warn); background: var(--warn-soft); }
.box.warn strong.label { color: var(--warn); }
.box.danger { border-color: var(--danger); background: var(--danger-soft); }
.box.danger strong.label { color: var(--danger); }
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin: 20px 0; }
.card { padding: 17px; border: 1px solid var(--line); border-radius: 8px; background: #fafcfb; break-inside: avoid; }
.card h3, .card h4 { margin-top: 0; }
table { width: 100%; margin: 18px 0 24px; border-collapse: collapse; font-size: 14px; }
th { padding: 10px 11px; color: #fff; background: var(--green); text-align: left; vertical-align: top; }
td { padding: 9px 11px; border-bottom: 1px solid var(--line); vertical-align: top; }
tbody tr:nth-child(even) td { background: #f7faf8; }
.checklist { list-style: none; padding-left: 0; }
.checklist li { position: relative; padding-left: 28px; }
.checklist li::before { content: "□"; position: absolute; left: 0; top: -2px; color: var(--green); font-size: 21px; }
figure { margin: 24px 0; break-inside: avoid; }
figure img { display: block; width: 100%; max-height: 580px; object-fit: contain; object-position: top; border: 1px solid var(--line); border-radius: 6px; background: #fafafa; }
figcaption { margin-top: 7px; color: var(--muted); font-size: 13px; }
.status { white-space: nowrap; font-weight: 700; }
.yes { color: var(--green); }
.no { color: var(--danger); }
.footer { color: var(--muted); font-size: 13px; border-top: 1px solid var(--line); }

@media (max-width: 700px) {
  .screenbar { align-items: flex-start; flex-direction: column; }
  .screenbar nav { gap: 8px 14px; }
  main { width: 100%; margin: 0; box-shadow: none; }
  .page { padding: 30px 20px; }
  .cover { min-height: 100vh; }
  .cover h1 { margin-top: 65px; }
  .meta, .cards { grid-template-columns: 1fr; }
  .quickflow { grid-template-columns: repeat(2, 1fr); }
  .toc ol { columns: 1; }
  table { display: block; overflow-x: auto; }
}

@media print {
  @page {
    size: A4;
    margin: 15mm 14mm 17mm;
    @bottom-left {
      content: "Buzzard Handwerker OS · Stand 15.07.2026";
      color: #65716b;
      font: 7.5pt Arial, sans-serif;
    }
    @bottom-right {
      content: "Seite " counter(page) "/" counter(pages);
      color: #65716b;
      font: 7.5pt Arial, sans-serif;
    }
  }
  @page:first {
    margin: 0;
    @bottom-left { content: none; }
    @bottom-right { content: none; }
  }
  html, body { background: #fff; font-size: 10.2pt; }
  body { print-color-adjust: exact; -webkit-print-color-adjust: exact; }
  .screenbar { display: none; }
  main { width: auto; margin: 0; box-shadow: none; }
  .page { padding: 0; }
  .cover { width: 210mm; min-height: 297mm; margin: -15mm -14mm -17mm; padding: 25mm 22mm; break-after: page; }
  .chapter, .toc { border-top: 0; break-before: page; }
  h2 { font-size: 24pt; }
  h3 { font-size: 16pt; break-after: avoid; }
  h4 { break-after: avoid; }
  a { color: inherit; text-decoration: none; }
  .quickflow { gap: 2.5mm; }
  .quickflow > div { min-height: 27mm; }
  .card, .box, tr, figure { break-inside: avoid; }
  figure img { max-height: 145mm; }
  .footer { margin-top: 8mm; }
}