/* Quantwohl – www.quantwohl.de · Stil angelehnt an das Buchcover. Schriften lokal (SIL OFL), keine externen Anfragen. */
@font-face { font-family: 'Barlow'; src: url('fonts/Barlow-Regular.ttf') format('truetype'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Barlow'; src: url('fonts/Barlow-SemiBold.ttf') format('truetype'); font-weight: 600; font-display: swap; }
@font-face { font-family: 'Barlow'; src: url('fonts/Barlow-Bold.ttf') format('truetype'); font-weight: 700; font-display: swap; }
@font-face { font-family: 'PT Serif'; src: url('fonts/PTSerif-Regular.ttf') format('truetype'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'PT Serif'; src: url('fonts/PTSerif-Bold.ttf') format('truetype'); font-weight: 700; font-display: swap; }
@font-face { font-family: 'PT Serif'; src: url('fonts/PTSerif-Italic.ttf') format('truetype'); font-weight: 400; font-style: italic; font-display: swap; }

:root {
  --rot: #E43838; --rot-dunkel: #C42A2E; --grau: #666666; --grau-hell: #f4f3f1; --text: #222222; --text-2: #4a4a4a;
  --linie: #e2e0dc; --weiss: #ffffff; --max: 1080px; --r: 10px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--weiss); color: var(--text); font-family: 'PT Serif', Georgia, serif; font-size: 1.125rem; line-height: 1.65; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--rot-dunkel); text-underline-offset: 3px; }
a:hover { color: var(--rot); }
a:focus-visible, .btn:focus-visible { outline: 3px solid #1a5fd0; outline-offset: 3px; }
h1, h2, h3, .kicker, .btn, nav, .brand, footer { font-family: 'Barlow', 'Segoe UI', Arial, sans-serif; }
h1 { font-size: clamp(2.3rem, 6vw, 4rem); line-height: 1.02; margin: 0 0 .5em; font-weight: 700; letter-spacing: -.01em; }
h1 .rot, h2 .rot { color: var(--rot); }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.3rem); line-height: 1.12; margin: 0 0 .6em; font-weight: 700; }
h3 { font-size: 1.3rem; margin: 1.4em 0 .4em; font-weight: 700; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: #fff; padding: 8px 12px; z-index: 10; }

/* Kopf */
header.site { border-bottom: 1px solid var(--linie); background: #fff; position: sticky; top: 0; z-index: 5; }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 16px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { width: 118px; }
nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 22px; flex-wrap: wrap; }
nav a { text-decoration: none; color: var(--text); font-weight: 600; font-size: 1.05rem; padding: 6px 0; }
nav a[aria-current="page"], nav a:hover { color: var(--rot); }

/* Bögen wie auf dem Cover */
.boegen { position: relative; overflow: hidden; }
.boegen::before, .boegen::after { content: ''; position: absolute; left: -15%; width: 130%; height: 420px; border-radius: 50%; pointer-events: none; }
.boegen::before { top: 18px; border-top: 10px solid #8a8a8a; }
.boegen::after { bottom: 14px; border-bottom: 12px solid var(--rot); }

.hero { padding: 88px 0 96px; }
.hero .kicker { color: var(--grau); letter-spacing: .28em; text-transform: uppercase; font-size: .9rem; font-weight: 600; margin-bottom: 18px; }
.hero .lead { font-size: 1.3rem; color: var(--text-2); max-width: 40rem; }
.hero-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: center; }
.hero-grid .cover { max-width: 300px; justify-self: center; box-shadow: 0 18px 40px rgba(0,0,0,.18); border-radius: 4px; }

.btns { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 26px; }
.btn { display: inline-block; text-decoration: none; font-weight: 700; font-size: 1.08rem; padding: 14px 22px; border-radius: var(--r); border: 2px solid var(--rot); line-height: 1.2; }
.btn.primaer { background: var(--rot); color: #fff; }
.btn.primaer:hover { background: var(--rot-dunkel); border-color: var(--rot-dunkel); color: #fff; }
.btn.sekundaer { background: #fff; color: var(--rot-dunkel); }
.btn.sekundaer:hover { background: #fff5f5; }
.btn[aria-disabled="true"] { background: #eee; border-color: #ccc; color: #777; cursor: default; }
.btn small { display: block; font-weight: 400; font-size: .85rem; }

section.block { padding: 72px 0; }
section.grau { background: var(--grau-hell); }
.spalten { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.karte { background: #fff; border: 1px solid var(--linie); border-radius: var(--r); padding: 26px; }
.karte h3 { margin-top: 0; }
.nr { font-family: 'Barlow', sans-serif; color: var(--rot); font-weight: 700; font-size: 2.2rem; line-height: 1; }
ul.haken { list-style: none; padding: 0; margin: 0 0 1.2em; }
ul.haken li { position: relative; padding-left: 30px; margin-bottom: .55em; }
ul.haken li::before { content: ''; position: absolute; left: 0; top: .5em; width: 13px; height: 13px; background: var(--rot); border-radius: 2px; }
.zitat { font-size: 1.35rem; font-style: italic; border-left: 5px solid var(--rot); padding: 6px 0 6px 22px; margin: 1.5em 0; color: var(--text-2); }
.hinweis { font-family: 'Barlow', sans-serif; font-size: .95rem; color: var(--grau); }
.box { border: 1px solid var(--linie); border-radius: var(--r); padding: 22px 24px; background: #fff; }
.downloads a.dl { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 16px 0; border-bottom: 1px solid var(--linie); text-decoration: none; font-family: 'Barlow', sans-serif; font-weight: 600; font-size: 1.1rem; color: var(--text); }
.downloads a.dl span { color: var(--grau); font-weight: 400; font-size: .95rem; }
.downloads a.dl:hover { color: var(--rot); }
.recht h2 { font-size: 1.5rem; margin-top: 1.6em; }
.recht h3 { font-size: 1.15rem; }

footer { border-top: 1px solid var(--linie); padding: 40px 0 48px; font-size: .98rem; color: var(--grau); }
footer .wrap { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
footer a { color: var(--grau); }
footer .claim b { color: var(--rot); }

@media (max-width: 820px) {
  body { font-size: 1.08rem; }
  .hero { padding: 64px 0 80px; }
  .hero-grid, .spalten { grid-template-columns: 1fr; }
  .hero-grid .cover { max-width: 220px; }
  section.grau .hero-grid .cover { display: none; }
  nav ul { gap: 16px; }
  .boegen::before, .boegen::after { height: 220px; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto; } }