/* AI Foam Cut – Website */
:root {
  --bg: #ffffff;
  --bg-alt: #f4f6f9;
  --ink: #1b2430;
  --muted: #5b6774;
  --line: #dfe4ea;
  --accent: #1f6fd1;
  --accent-dark: #17549e;
  --ok: #1d8a4b;
  --err: #c23b3b;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(20, 30, 50, .12);
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
}
img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(1.9rem, 4vw, 2.9rem); font-weight: 700; max-width: 22ch; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 700; }
h3 { font-size: 1.12rem; font-weight: 650; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.wrap.narrow { max-width: 760px; }

/* ---------- Header ---------- */
.top {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 62px; gap: 16px; }
.brand { font-weight: 700; font-size: 1.15rem; color: var(--ink); letter-spacing: -.01em; }
.brand span { color: var(--accent); }
.nav nav { display: flex; gap: 22px; align-items: center; flex-wrap: wrap; }
.nav nav a { color: var(--ink); font-size: .95rem; font-weight: 500; }
.nav nav a:hover { color: var(--accent); text-decoration: none; }
.nav nav a.lang { font-size: .8rem; font-weight: 700; letter-spacing: .06em; padding: 4px 8px; border: 1px solid var(--line); border-radius: 6px; color: var(--muted); }
.nav nav a.lang:hover { border-color: var(--accent); color: var(--accent); }
.foot-note { color: var(--muted); font-size: .85rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  background: var(--accent); color: #fff !important;
  padding: 12px 22px; border-radius: 8px;
  font-weight: 600; font-size: .98rem; border: 1px solid var(--accent);
  cursor: pointer; font-family: inherit;
}
.btn:hover { background: var(--accent-dark); border-color: var(--accent-dark); text-decoration: none; }
.btn.ghost { background: transparent; color: var(--accent) !important; }
.btn.ghost:hover { background: rgba(31,111,209,.08); }
.btn.small { padding: 8px 16px; font-size: .9rem; }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 40px; background: linear-gradient(180deg, #f7f9fc 0%, #ffffff 100%); }
.eyebrow {
  text-transform: uppercase; letter-spacing: .12em; font-size: .78rem;
  color: var(--accent); font-weight: 700; margin-bottom: 14px;
}
.lead { font-size: 1.15rem; color: var(--muted); max-width: 62ch; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; margin: 22px 0 44px; }
.hero-shot { margin: 0; }

/* ---------- Sections ---------- */
.block { padding: 72px 0; }
.block.alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.sub { color: var(--muted); font-size: 1.08rem; max-width: 66ch; margin-bottom: 36px; }

/* ---------- Screenshots ---------- */
.shot { margin: 0; }
.shot img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  background: #0f1620;
}
.shot img { cursor: zoom-in; }
.shot figcaption { font-size: .92rem; color: var(--muted); margin-top: 12px; line-height: 1.5; }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(10, 15, 22, .9);
  display: flex; align-items: center; justify-content: center;
  padding: 24px; cursor: zoom-out;
  opacity: 0; transition: opacity .15s ease;
}
.lightbox[hidden] { display: none; }
.lightbox.open { opacity: 1; }
.lightbox img {
  max-width: 96vw; max-height: 92vh;
  width: auto; height: auto;
  border-radius: 8px; box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.lightbox .lb-close {
  position: absolute; top: 18px; right: 24px;
  font-size: 2rem; line-height: 1; color: #fff; opacity: .8;
  background: none; border: none; cursor: pointer;
}
.lightbox .lb-close:hover { opacity: 1; }
.shot figcaption strong { color: var(--ink); }

.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 36px 32px; }
.gallery.small { grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 20px; margin-top: 48px; }
.gallery.small figcaption { font-size: .85rem; margin-top: 8px; }

/* ---------- Workflow steps ---------- */
.steps { list-style: none; counter-reset: s; padding: 0; margin: 0; display: grid; gap: 22px; }
.steps li {
  counter-increment: s;
  position: relative;
  padding: 22px 26px 18px 82px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.steps li::before {
  content: counter(s);
  position: absolute; left: 24px; top: 22px;
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--accent); color: #fff;
  font-weight: 700; display: grid; place-items: center;
}
.steps h3 { margin-bottom: .3em; }
.steps p { margin: 0; color: #2e3a48; }
.steps .or { font-weight: 400; color: var(--muted); font-size: .9em; padding: 0 .3em; }

/* ---------- Two columns (DXF / 3D) ---------- */
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.two .col h3 { margin-top: 26px; font-size: 1.25rem; }
.mini { padding-left: 22px; margin: 0 0 14px; }
.mini li { margin-bottom: 6px; }
.note { font-size: .95rem; color: var(--muted); border-left: 3px solid var(--accent); padding-left: 12px; }

/* ---------- Feature grid ---------- */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid article {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 22px 14px;
}
.grid article h3 { font-size: 1.05rem; margin-bottom: .5em; padding-bottom: .5em; border-bottom: 1px solid var(--line); }
.grid article p { font-size: .95rem; color: #2e3a48; margin: 0 0 .5em; }
.grid article ul { margin: 0; padding-left: 18px; }
.grid article ul li { font-size: .93rem; color: #2e3a48; margin-bottom: 5px; line-height: 1.45; }
.grid article ul li::marker { color: var(--accent); }
.grid article ul li strong { color: var(--ink); }

/* ---------- Download ---------- */
.download-card {
  display: flex; align-items: center; justify-content: space-between; gap: 20px 28px;
  flex-wrap: wrap;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px 26px; margin: 8px 0 20px;
}
.download-info { flex: 1 1 300px; }
.download-info h3 { margin-bottom: .3em; }
.download-info p { font-size: .95rem; color: var(--muted); margin: 0; }
.download-meta { font-size: .85rem !important; margin-top: 6px !important; color: var(--accent) !important; font-weight: 600; }
.download-card .btn { white-space: nowrap; }

/* ---------- Facts ---------- */
.facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.facts h3 { font-size: .9rem; text-transform: uppercase; letter-spacing: .08em; color: var(--accent); }
.facts p { font-size: .95rem; color: #2e3a48; margin: 0; }

/* ---------- Form ---------- */
.contact-card { display: grid; gap: 12px; justify-items: start; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.contact-card .btn { font-size: 1.05rem; }

/* ---------- Footer ---------- */
.foot { border-top: 1px solid var(--line); padding: 26px 0; font-size: .9rem; }
.foot .wrap { display: flex; justify-content: space-between; gap: 12px 20px; flex-wrap: wrap; align-items: center; }
.dim { color: var(--muted); }
.foot-links { display: flex; gap: 18px; flex-wrap: wrap; }
.foot-links a { color: var(--muted); }
.foot-links a:hover { color: var(--accent); }

/* Rechtsseite */
.legal h1 { font-size: 1.6rem; margin-top: 1.6em; padding-bottom: .3em; border-bottom: 2px solid var(--line); }
.legal h1:first-of-type { margin-top: .2em; }
.legal h3 { font-size: 1.05rem; margin-top: 1.4em; }
.legal p, .legal li { color: #2e3a48; font-size: .97rem; }
.legal ul { padding-left: 20px; }
.legal .fill { color: var(--accent); font-weight: 600; }
.legal .fill-note {
  background: #fff6e6; border: 1px solid #f0d9a8; color: #7a5a12;
  padding: 12px 16px; border-radius: 8px; font-size: .9rem;
}
.legal .back { margin-top: 2.4em; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .facts { grid-template-columns: repeat(2, 1fr); }
  .gallery.small { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .nav nav a:not(.btn):not(.lang) { display: none; }
  .hero { padding-top: 44px; }
  .block { padding: 52px 0; }
  .gallery, .two, .grid, .facts { grid-template-columns: 1fr; }
  .gallery.small { grid-template-columns: 1fr 1fr; }
  .steps li { padding-left: 72px; }
  .steps li::before { left: 18px; width: 34px; height: 34px; }
}