:root {
  font-family: "DM Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #f4f1eb;
  background: #0b0b0c;
  line-height: 1.6;
  font-synthesis: none;
  --bg: #0b0b0c;
  --panel: #111112;
  --text: #f4f1eb;
  --muted: #aaa59d;
  --gold: #b99a68;
  --line: rgba(255,255,255,.1);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; background: radial-gradient(circle at 75% 5%, #2b261f 0, var(--bg) 34%); }
a { color: inherit; text-decoration: none; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; border-radius: 3px; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 100; padding: 10px 14px; background: var(--text); color: var(--bg); transform: translateY(-150%); transition: transform .2s ease; }
.skip-link:focus { transform: translateY(0); }
.site-header { position: sticky; top: 0; z-index: 20; display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 19px 5vw; background: rgba(11,11,12,.82); backdrop-filter: blur(18px); border-bottom: 1px solid var(--line); }
.brand { flex: 0 0 auto; font-weight: 700; letter-spacing: .19em; font-size: .88rem; }
nav { display: flex; gap: 26px; font-size: .73rem; letter-spacing: .12em; color: #c8c3bb; }
nav a { transition: color .2s ease; white-space: nowrap; }
nav a:hover { color: #e6d4b4; }
.hero { min-height: calc(100vh - 70px); max-width: 1380px; margin: 0 auto; padding: 8vh 5vw; display: grid; grid-template-columns: minmax(0,1fr) 300px; align-items: center; position: relative; overflow: hidden; }
.hero::after { content: ""; position: absolute; width: 46vw; height: 46vw; max-width: 650px; max-height: 650px; right: -18vw; bottom: -25vw; border: 1px solid rgba(185,154,104,.18); border-radius: 50%; box-shadow: 0 0 0 70px rgba(185,154,104,.025), 0 0 0 140px rgba(185,154,104,.018); }
.hero-copy { position: relative; z-index: 1; }
.eyebrow { margin: 0 0 18px; color: var(--gold); letter-spacing: .2em; font-size: .68rem; font-weight: 700; }
h1, h2 { font-family: "Playfair Display", Georgia, serif; font-weight: 500; }
h1 { margin: 0; font-size: clamp(4rem, 9vw, 8.5rem); line-height: .86; letter-spacing: -.045em; }
h1 em, h2 em { color: #c7aa7c; font-style: italic; }
h2 { margin: 0 0 25px; font-size: clamp(2.6rem, 5vw, 5.2rem); line-height: .98; letter-spacing: -.035em; }
p { max-width: 720px; color: var(--muted); font-size: 1rem; }
.hero-lead { margin: 34px 0 0; font-size: clamp(1.1rem, 2vw, 1.4rem); max-width: 650px; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 38px; }
.cta { display: inline-flex; align-items: center; gap: 25px; padding: 14px 19px; border: 1px solid var(--gold); color: #ead9bc; border-radius: 999px; font-size: .84rem; }
.cta-primary { background: rgba(185,154,104,.08); }
.cta span, .contact-mail span { font-size: 1.1rem; }
.text-link { color: #a9a49c; font-size: .8rem; border-bottom: 1px solid #55504a; padding-bottom: 4px; }
.hero-mark { justify-self: end; width: 230px; height: 310px; border: 1px solid rgba(255,255,255,.12); display: flex; flex-direction: column; justify-content: center; align-items: center; transform: rotate(8deg); opacity: .72; }
.hero-mark span { font-family: "Playfair Display", serif; font-size: 7rem; line-height: 1; color: rgba(185,154,104,.45); }
.hero-mark small { color: #7c766e; letter-spacing: .22em; text-align: center; font-size: .55rem; line-height: 1.8; }
.intro, .values, .faq { max-width: 1380px; margin: 0 auto; padding: 130px 5vw; }
.section-grid, .values, .faq { display: grid; grid-template-columns: 1fr 1fr; gap: 10vw; border-top: 1px solid var(--line); }
.intro h2 { max-width: 580px; }
.intro p { margin-top: 5px; }
.muted { color: #817c74; font-size: .86rem; }
.product { max-width: 1380px; margin: 0 auto; padding: 145px 5vw; border-top: 1px solid var(--line); position: relative; }
.product-volker { background: radial-gradient(circle at 85% 45%, rgba(185,154,104,.08), transparent 32%); }
.product-maxpro { background: linear-gradient(90deg, transparent, rgba(255,255,255,.018), transparent); }
.product-number { position: absolute; top: 45px; right: 5vw; color: #514b44; font-family: "Playfair Display", serif; font-size: 4rem; }
.product-content { max-width: 1000px; }
.product h2 { font-size: clamp(3rem, 6vw, 6rem); }
.product-lead { font-size: 1.15rem; max-width: 700px; }
.feature-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; margin-top: 75px; background: var(--line); border: 1px solid var(--line); }
.feature-grid article { background: var(--panel); padding: 30px; min-height: 190px; }
.feature-grid span, .value-list article > span { color: var(--gold); font-size: .68rem; letter-spacing: .12em; }
.feature-grid h3, .value-list h3 { margin: 17px 0 8px; font-size: 1rem; letter-spacing: .03em; }
.feature-grid p, .value-list p { margin: 0; font-size: .88rem; }
.system-list { display: grid; grid-template-columns: repeat(5,1fr); margin-top: 65px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.system-list div { padding: 28px 15px; border-right: 1px solid var(--line); display: flex; flex-direction: column; }
.system-list div:last-child { border-right: 0; }
.system-list strong { font-family: "Playfair Display", serif; font-size: clamp(2.2rem,4vw,4rem); font-weight: 500; }
.system-list span { color: #817c74; font-size: .65rem; letter-spacing: .14em; text-transform: uppercase; }
.note { margin-top: 25px; }
.values { align-items: start; }
.value-list { border-top: 1px solid var(--line); }
.value-list article { display: grid; grid-template-columns: 50px 1fr; gap: 18px; padding: 27px 0; border-bottom: 1px solid var(--line); }
.value-list h3 { margin-top: 0; }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); padding: 23px 0; }
summary { cursor: pointer; list-style: none; font-size: .96rem; font-weight: 500; display: flex; justify-content: space-between; gap: 20px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--gold); font-size: 1.1rem; }
details[open] summary::after { content: "−"; }
details p { margin: 15px 0 0; font-size: .88rem; }
.contact { max-width: 1380px; margin: 0 auto; padding: 150px 5vw 180px; border-top: 1px solid var(--line); background: radial-gradient(circle at 50% 65%, rgba(185,154,104,.09), transparent 42%); }
.contact h2 { font-size: clamp(3.4rem, 7vw, 7rem); max-width: 900px; }
.contact-mail { display: inline-flex; justify-content: space-between; align-items: center; gap: 70px; margin-top: 30px; padding: 16px 0; border-bottom: 1px solid var(--gold); color: #e6d4b4; font-size: 1rem; }
footer { padding: 30px 5vw; border-top: 1px solid var(--line); color: #625e58; text-align: center; font-size: .68rem; letter-spacing: .12em; display: flex; justify-content: space-between; gap: 20px; }
@media (max-width: 820px) {
  .site-header { align-items: flex-start; }
  nav { gap: 12px; max-width: 72vw; overflow-x: auto; padding-bottom: 4px; font-size: .63rem; scrollbar-width: none; }
  nav::-webkit-scrollbar { display: none; }
  .hero { grid-template-columns: 1fr; min-height: 85vh; padding-top: 90px; }
  .hero-mark { display: none; }
  .hero::after { right: -45vw; bottom: -12vw; width: 80vw; height: 80vw; }
  .section-grid, .values, .faq { grid-template-columns: 1fr; gap: 55px; }
  .intro, .values, .faq { padding-top: 95px; padding-bottom: 95px; }
  .feature-grid { grid-template-columns: 1fr; }
  .system-list { grid-template-columns: repeat(5, minmax(60px,1fr)); }
  .system-list div { padding: 20px 10px; }
  .system-list strong { font-size: 2rem; }
  .product { padding-top: 110px; padding-bottom: 110px; }
}
@media (max-width: 560px) {
  .site-header { padding: 16px 4vw; }
  .brand { font-size: .78rem; }
  nav { max-width: 61vw; }
  .hero { padding-left: 4vw; padding-right: 4vw; }
  h1 { font-size: clamp(3.5rem, 17vw, 5.5rem); }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 18px; }
  .product, .intro, .values, .faq, .contact { padding-left: 4vw; padding-right: 4vw; }
  .product-number { font-size: 2.5rem; top: 28px; }
  .system-list { overflow-x: auto; }
  .system-list div { min-width: 82px; }
  footer { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}