:root {
  --paper: #f4f7f8;
  --ink: #1c2430;
  --muted: #5c6b7a;
  --accent: #4b7394;
  --accent-dark: #314c61;
  --line: #d5dee4;
  --soft: #e6f2f7;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.55;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); }
h1, h2, h3 { font-weight: 600; letter-spacing: -0.02em; line-height: 1.2; }
h1 { font-size: clamp(36px, 4vw, 52px); margin: 0 0 14px; text-align: center; }
h2 { font-size: 28px; margin: 0 0 8px; }
p { margin: 0 0 12px; }
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 5vw;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.brand img { width: 210px; height: auto; }
.top nav { display: flex; align-items: center; gap: 22px; }
.top nav a { color: var(--ink); font-size: 15px; }
.button {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border-radius: 6px;
  padding: 8px 14px;
  font-size: 14px;
}
.button:hover { background: #416380; color: #fff; }
.top nav a.button, .top nav a.button:hover { color: #fff; background: var(--accent); }
.top nav a.button:hover { background: #416380; }
.button.ghost { background: #fff; color: var(--accent); border: 1px solid var(--accent); }
.button.ghost:hover { background: var(--soft); color: var(--accent-dark); }
.wrap { width: min(1080px, 90vw); margin: 0 auto; }
.open {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 40px;
  align-items: center;
  padding: 56px 0 28px;
}
.open h1 { text-align: left; }
.open .lead { font-size: 18px; }
.shot {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
}
.note { color: var(--muted); font-size: 14px; margin-top: 8px; }
.feature {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
  padding: 36px 0;
  border-top: 1px solid var(--line);
}
.feature:nth-child(even) { grid-template-columns: 0.9fr 1.1fr; }
.feature:nth-child(even) img { order: -1; }
.feature h2 { text-align: left; }
.feature img { border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.shot img,
.feature img { transition: transform .4s; }
.shot img:hover,
.feature img:hover { transform: scale(1.12); }
.prices {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 18px;
  padding: 28px 0 8px;
}
.prices article {
  padding: 18px 18px 8px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
}
.prices article:nth-child(2) { background: var(--paper); }
.prices .full {
  background: var(--soft);
  box-shadow: inset 3px 0 0 var(--accent);
}
.prices h3 { margin: 0; font-size: 14px; color: var(--muted); font-weight: 600; }
.price { font-size: 36px; letter-spacing: -0.03em; margin: 6px 0; }
.prices ul { margin: 0 0 14px; padding: 0 0 0 1.15em; list-style: disc; font-size: 15px; }
.prices li { padding: 3px 0; }
.prices li::marker { color: var(--accent); }
.download {
  margin: 28px 0 64px;
  padding: 28px;
  background: var(--paper);
  border-radius: 10px;
  text-align: center;
}
footer.site {
  background: var(--paper);
  color: var(--muted);
  border-top: 1px solid var(--line);
  padding: 22px 5vw;
  display: flex;
  justify-content: space-between;
  font-size: 14px;
}
footer.site a { color: var(--accent); }
.top nav a.here { color: var(--accent); }
.prose { max-width: 72ch; padding: 8px 0 4px; }
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: start;
  padding: 36px 0;
  border-top: 1px solid var(--line);
}
.split .prose { max-width: none; padding: 0; }
.sidebox { font-size: 15px; }
.sidebox a { display: block; padding: 3px 0; }
.ear { color: var(--muted); font-size: 13px; line-height: 1.4; max-width: 62ch; margin: 12px auto; text-align: left; }
.ear label { display: flex; align-items: flex-start; gap: 8px; cursor: pointer; }
.ear input {
  appearance: none;
  width: 16px;
  height: 16px;
  margin: 1px 0 0;
  flex: 0 0 16px;
  border: 1.5px solid var(--accent);
  border-radius: 3px;
  background: #fff;
  display: grid;
  place-content: center;
}
.ear input:checked { background: var(--accent); }
.ear input:checked::after {
  content: "";
  width: 4px;
  height: 8px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) translate(-1px, -1px);
}
.pkgs { width: min(640px, 100%); margin: 8px auto 24px; text-align: left; }
.pkgs table { width: 100%; border-collapse: collapse; font-size: 15px; }
.pkgs th, .pkgs td { border-bottom: 1px solid var(--line); padding: 6px 4px; }
.pkgs td:first-child { word-break: break-all; }
.pkgs td:last-child, .pkgs th:last-child { text-align: right; white-space: nowrap; }
.foot { display: block; padding: 28px 5vw 18px; }
.foot nav { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 16px; }
.imp { color: var(--muted); font-size: 14px; }
.copy { margin: 16px 0 0; }

@media (max-width: 860px) {
  .open, .feature, .feature:nth-child(even), .prices, .split { grid-template-columns: 1fr; }
  .feature:nth-child(even) img { order: 0; }
  .open h1 { text-align: center; }
  .top { flex-wrap: wrap; }
}