:root {
  --bg: #f3f6f8;
  --ink: #1a1a1a;
  --muted: #444;
  --cyan: #0099cc;
  --cyan-dark: #0077a3;
  --hover: #cc0033;
  --bar: #222;
  --card: #fff;
  --line: #d9d3c7;
  --wa: #25d366;
  --max: 1100px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: system-ui, Segoe UI, Roboto, Verdana, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}
img { max-width: 100%; height: auto; }
a { color: var(--cyan-dark); }
a:hover { color: var(--hover); }
.skip {
  position: absolute; left: -999px;
}
.skip:focus { left: 8px; top: 8px; background: #fff; padding: 8px; z-index: 20; }
.mast { background: #fff; border-bottom: 3px solid var(--cyan); }
.mast .inner { max-width: var(--max); margin: 0 auto; padding: 10px 16px 8px; }
.brand img { display: block; width: min(900px, 100%); height: auto; background: #fff; }
.top {
  background: var(--bar);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}
.top .inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 16px;
}
nav {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 4px;
}
nav a {
  color: #fff;
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 14px;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
}
nav a:hover, nav a.on { background: var(--cyan); color: #fff; }
.infobar { background: var(--cyan); color: #fff; font-size: 14px; }
.infobar .inner { max-width: var(--max); margin: 0 auto; padding: 8px 16px; }
.infobar a { color: #fff; }
.tog {
  display: none;
  margin-left: auto;
  background: var(--cyan);
  color: #fff;
  border: 0;
  padding: 10px 14px;
  border-radius: 8px;
  min-height: 40px;
  font-size: 18px;
}
.wrap { max-width: var(--max); margin: 0 auto; padding: 20px 16px 80px; }
.hero {
  display: grid;
  grid-template-columns: 1.35fr 0.85fr;
  gap: 20px;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 24px;
}
.hero img { border-radius: 12px; width: 100%; }
.prose { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 20px 24px; margin-bottom: 24px; }
.prose h1 { margin: 0 0 12px; font-size: clamp(1.4rem, 3vw, 2rem); }
.prose h2 { margin: 1.2em 0 0.4em; }
.prose h3 { margin: 1em 0 0.3em; }
.prose p { margin: 0 0 1em; }
.partners { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 24px; }
.partners span {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
}
.hero h1 { margin: 0 0 8px; font-size: clamp(1.4rem, 3vw, 2rem); }
.lead { font-size: 1.05rem; color: var(--muted); }
.cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--cyan);
  color: #fff !important;
  text-decoration: none;
  padding: 12px 16px;
  border-radius: 8px;
  min-height: 44px;
  margin: 6px 8px 0 0;
}
.cta.ghost { background: transparent; color: var(--cyan-dark) !important; border: 1px solid var(--cyan); }
.cta.wa { background: var(--wa); }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(240px, 100%), 1fr));
  gap: 16px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
}
a.card.product {
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
}
a.card.product:hover { border-color: var(--cyan); color: inherit; }
.ph {
  aspect-ratio: 4 / 3;
  background: #f7f7f7;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ph img { width: 100%; height: 100%; object-fit: contain; }
.card .body { padding: 12px 14px 16px; }
.cats { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; margin: 0 0 28px; }
a.tile {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
}
a.tile:hover { border-color: var(--cyan); color: inherit; }
a.tile img { width: 100%; aspect-ratio: 1; object-fit: contain; background: #f7f7f7; }
a.tile span { display: block; padding: 10px 12px 12px; font-weight: 600; }
a.tile.plain { min-height: 100%; display: flex; flex-direction: column; justify-content: flex-end; background: var(--bar); color: #fff; }
a.tile.plain span, a.tile.plain small { color: #fff; padding: 0 12px; }
a.tile.plain span { padding-top: 28px; }
a.tile.plain small { padding-bottom: 14px; font-size: 13px; }
.sheet {
  display: grid;
  grid-template-columns: minmax(220px, 0.85fr) 1.15fr;
  gap: 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
}
.sheet h1 { margin: 0 0 8px; font-size: clamp(1.4rem, 3vw, 2rem); }
.card h2, .card h3 { margin: 0 0 8px; }
.meta { color: var(--muted); font-size: 13px; }
.cat { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--cyan-dark); }
.note { background: #fff8e6; border: 1px solid #e6d7a8; padding: 12px 16px; border-radius: 10px; }
.dl {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin: 8px 0 16px;
}
.dl .card p { margin: 0 0 10px; }
.dl .cta { width: 100%; justify-content: center; }
.tools { list-style: none; margin: 0; padding: 0; }
.tools li {
  border-bottom: 1px dotted #555;
  padding: 12px 0;
}
.tools h2 { font-size: 1.05rem; margin: 0 0 4px; }
.tools p { margin: 0 0 6px; }
details.old { margin: 8px 0 20px; }
details.old summary { cursor: pointer; min-height: 44px; display: flex; align-items: center; }
footer.foot {
  background: var(--bar);
  color: #ddd;
  padding: 24px 16px;
  font-size: 14px;
}
footer.foot .inner { max-width: var(--max); margin: 0 auto; }
footer.foot a { color: #9fd9f0; }
.wa-float {
  position: fixed; right: 16px; bottom: 16px;
  background: var(--wa); color: #fff; text-decoration: none;
  padding: 12px 16px; border-radius: 999px; min-height: 44px;
  box-shadow: 0 4px 16px rgba(0,0,0,.25); z-index: 9;
  display: inline-flex; align-items: center;
}
#app[hidden] { display: none; }
@media (max-width: 820px) {
  .hero, .sheet { grid-template-columns: 1fr; }
  .tog { display: inline-flex; }
  nav {
    display: none;
    width: 100%;
    flex-direction: column;
    background: #111;
    padding: 8px;
  }
  .top.open nav { display: flex; }
  .top .inner { flex-wrap: wrap; }
  nav a { min-height: 44px; }
}