/* 1 · Farben und Schrift ---------------------------------------------- */
:root {
  --bg: #fbfaf7;
  --ink: #1d1d1f;
  --muted: #5f6368;
  --line: #e4e1d9;
  --card: #ffffff;
  --accent: #d64545;
  --band: #f3e6e3;

  /* Jedes Produkt hat überall dieselbe Farbe */
  --c-tabak: #3b3b3f;
  --c-zigaretten: #d64545;
  --c-vape: #2a7de1;
  --c-snus: #e0a21b;
  --c-beutel: #2a9d6f;
  --c-other: #9aa0a6;

  --serif: Georgia, "Times New Roman", serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --measure: 40rem;
  --wide: 56rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141416;
    --ink: #ececec;
    --muted: #a0a4a8;
    --line: #2d2d31;
    --card: #1c1c1f;
    --accent: #ff6b6b;
    --band: #2b1f1f;
    --c-tabak: #d0d0d4;
  }
}

* { box-sizing: border-box; }
html { font-size: 100%; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; overflow-wrap: break-word; }
img, canvas, svg { max-width: 100%; }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.125rem;
  line-height: 1.65;
}

/* 2 · Raster ---------------------------------------------------------- */
.wrap { width: min(100% - 2rem, var(--wide)); margin-inline: auto; }
.story > * { max-width: var(--measure); margin-inline: auto; }
.story > .chart-figure { max-width: var(--wide); }

/* 3 · Kopf ------------------------------------------------------------ */
.story-header { padding: 4rem 0 2.5rem; border-bottom: 1px solid var(--line); }
.kicker {
  font: 600 .8rem/1 var(--sans);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1rem;
}
h1 {
  font-family: var(--serif);
  font-size: clamp(2rem, 5.5vw, 3.4rem);
  line-height: 1.12;
  margin: 0 0 1.25rem;
  max-width: 22ch;
  letter-spacing: -.01em;
}
.lead { font-size: 1.3rem; color: var(--muted); max-width: var(--measure); margin: 0 0 1.5rem; }
.byline { font: .85rem/1.5 var(--sans); color: var(--muted); margin: 0; }

/* 4 · Kennzahlen ------------------------------------------------------ */
.keyfigures {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-block: 2.5rem;
}
.figure-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.25rem;
  font: .95rem/1.5 var(--sans);
}
.figure-card p { margin: 0; }
.figure-card .big {
  font: 700 2.6rem/1.1 var(--sans);
  color: var(--accent);
  margin-bottom: .5rem;
  font-variant-numeric: tabular-nums;
}

/* 5 · Fliesstext ------------------------------------------------------ */
.chapter { margin-top: 3.5rem; }
.chapter-mark {
  font: 600 .75rem/1 var(--sans);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 .5rem;
}
h2 { font-size: 1.7rem; line-height: 1.25; margin: 0 0 .75rem; }
.chapter p { margin: 0 0 1rem; }
.pullquote {
  margin: 3rem auto;
  padding-left: 1.25rem;
  border-left: 4px solid var(--accent);
  font-size: 1.45rem;
  line-height: 1.4;
  font-style: italic;
}
a { color: var(--accent); }
code { overflow-wrap: anywhere; font: .85em ui-monospace, Menlo, Consolas, monospace; background: var(--band); padding: .1em .35em; border-radius: 4px; }

/* 6 · Bedienelemente -------------------------------------------------- */
.controls {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1rem;
  align-items: center;
  margin: 0 0 1rem;
  font: .9rem/1 var(--sans);
}
.controls-label { color: var(--muted); }
.chip {
  font: inherit;
  padding: .6rem 1rem;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  color: var(--ink);
  cursor: pointer;
}
.chip.is-active { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.chip:focus-visible, select:focus-visible { outline: 3px solid var(--c-vape); outline-offset: 2px; }
label { display: inline-flex; align-items: center; gap: .5rem; color: var(--muted); }
select {
  font: inherit;
  padding: .55rem .6rem;
  min-height: 44px;
  max-width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  color: var(--ink);
}

/* 7 · Diagramme ------------------------------------------------------- */
.chart-figure { margin: 3rem auto; }
.figure-title { font: 700 1.2rem/1.3 var(--sans); margin: 0 0 .35rem; }
.figure-note { font: .9rem/1.45 var(--sans); color: var(--muted); margin: 0 0 1rem; }
.chart-box {
  position: relative;
  height: 340px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: .75rem;
}
.chart-box.tall { height: 460px; }
.figure-source { font: .8rem/1.4 var(--sans); color: var(--muted); margin-top: .6rem; }

/* 8 · Kästen ---------------------------------------------------------- */
.aside-box {
  margin-top: 3.5rem;
  padding: 1.5rem;
  background: var(--band);
  border-left: 5px solid var(--accent);
  border-radius: 8px;
  font: 1rem/1.55 var(--sans);
}
.aside-box h2 { font-family: var(--sans); font-size: 1.2rem; }
.aside-box ul { margin: 0; padding-left: 1.2rem; }
.aside-box li { margin-bottom: .5rem; }

.method { margin-top: 3.5rem; font: .95rem/1.55 var(--sans); }
.method h2 { font-family: var(--sans); font-size: 1.2rem; }
.method dl { display: grid; grid-template-columns: 9rem 1fr; gap: .6rem 1rem; margin: 0; }
.method dt { font-weight: 700; }
.method dd { margin: 0; }

/* 9 · Fuss ------------------------------------------------------------ */
.story-footer {
  margin-top: 4rem;
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--line);
  font: .85rem/1.5 var(--sans);
  color: var(--muted);
}
.story-footer p { margin: 0 0 .4rem; }

/* 10 · Bewegung, kleine Bildschirme, Druck ---------------------------- */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 46rem) {
  body { font-size: 1.05rem; }
  .story-header { padding: 2.5rem 0 1.75rem; }
  h1 { max-width: none; }
  .lead { font-size: 1.1rem; }
  h2 { font-size: 1.4rem; }
  .keyfigures { grid-template-columns: 1fr; margin-block: 1.5rem; }
  .figure-card .big { font-size: 2.2rem; }
  .chapter { margin-top: 2.5rem; }
  .chart-figure { margin: 2rem auto; }
  .figure-title { font-size: 1.1rem; }
  .pullquote { font-size: 1.2rem; margin: 2rem auto; }
  .controls { flex-direction: column; align-items: stretch; gap: .6rem; }
  .controls .controls-label { margin-bottom: -.2rem; }
  .controls[aria-label^="Geschlecht"] { flex-direction: row; flex-wrap: wrap; align-items: center; }
  .controls[aria-label^="Geschlecht"] .controls-label { width: 100%; }
  label { justify-content: space-between; }
  select { flex: 1; min-width: 0; }
  .chart-box { height: 280px; padding: .5rem; }
  .chart-box.tall { height: 400px; }
  .method dl { grid-template-columns: 1fr; gap: .15rem; }
  .method dd { margin-bottom: .6rem; }
  .aside-box { padding: 1.1rem; }
}

@media (max-width: 24rem) {
  .wrap { width: calc(100% - 1.5rem); }
  .chart-box { height: 260px; }
}

@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
}

@media print {
  .controls { display: none; }
  .figure-card, .chart-box { break-inside: avoid; }
}