/* Slowroll site. System fonts, sky-blue accent from the snail, light and dark. */
:root {
  --bg: #f6f8fb; --surface: #ffffff; --fg: #0f1b2d; --muted: #566579; --line: #dde4ee;
  --accent: #0b86c7; --accent-ink: #ffffff; --soft: #e6f2fa; --ok: #0f9f6e;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0c1522; --surface: #132033; --fg: #e8eef6; --muted: #98a9be; --line: #243650;
    --accent: #38b6f0; --accent-ink: #06121e; --soft: #17304a; --ok: #34d399; color-scheme: dark; }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
img { max-width: 100%; height: auto; display: block; }
.wrap { max-width: 980px; margin: 0 auto; padding-inline: 20px; }
header.nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 18px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--fg); text-decoration: none; }
.brand img { width: 34px; height: 34px; border-radius: 8px; }
nav a { margin-left: 18px; color: var(--muted); text-decoration: none; font-size: 15px; }
nav a:hover { color: var(--fg); }
@media (max-width: 560px) { nav a:not(.keep) { display: none; } }

.hero { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 40px; align-items: center; padding-block: 36px 56px; }
@media (max-width: 800px) { .hero { grid-template-columns: minmax(0, 1fr); } }
h1 { font-size: clamp(36px, 6vw, 56px); line-height: 1.05; margin: 0 0 16px; letter-spacing: -0.02em; text-wrap: balance; }
h2 { font-size: clamp(26px, 4vw, 34px); line-height: 1.15; margin: 0 0 12px; letter-spacing: -0.01em; text-wrap: balance; }
h3 { font-size: 19px; margin: 0 0 6px; }
p { margin: 0 0 14px; }
.lead { font-size: 20px; color: var(--muted); max-width: 34em; }
.cta { display: inline-block; padding: 14px 24px; border-radius: 14px; background: var(--accent); color: var(--accent-ink); font-weight: 700; text-decoration: none; }
.cta[aria-disabled="true"] { background: var(--soft); color: var(--fg); cursor: default; }
.sub { font-size: 14px; color: var(--muted); margin-top: 10px; }
.shot { border-radius: 18px; border: 1px solid var(--line); background: var(--surface); box-shadow: 0 18px 40px rgba(15, 27, 45, 0.12); }
.hero .shot { max-width: 340px; justify-self: center; }
figure { margin: 0; }
figcaption { font-size: 14px; color: var(--muted); margin-top: 10px; text-align: center; }

section.block { padding-block: 44px; border-top: 1px solid var(--line); }
.cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; margin-top: 22px; }
@media (max-width: 800px) { .cols { grid-template-columns: minmax(0, 1fr); } }
.cols > div { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 20px; }
.cols p { color: var(--muted); margin: 0; font-size: 16px; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 36px; align-items: center; }
@media (max-width: 800px) { .split { grid-template-columns: minmax(0, 1fr); } }
ul.ticks { list-style: none; padding: 0; margin: 14px 0 0; }
ul.ticks li { padding: 6px 0 6px 28px; position: relative; }
ul.ticks li::before { content: "✓"; position: absolute; left: 2px; color: var(--ok); font-weight: 800; }
ol.steps { padding-left: 22px; margin: 16px 0 0; }
ol.steps li { margin-bottom: 12px; padding-left: 4px; }
.pro { background: var(--soft); border-radius: 22px; padding: 32px; }
.pro .price { font-size: 20px; font-weight: 700; }
details { border-top: 1px solid var(--line); padding-block: 14px; }
details:last-of-type { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; font-weight: 650; }
details p { margin: 10px 0 0; color: var(--muted); }
footer { padding-block: 36px 56px; border-top: 1px solid var(--line); color: var(--muted); font-size: 15px; }
footer .row { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.doc { max-width: 720px; margin: 0 auto; padding: 8px 20px 64px; }
.doc h1 { font-size: 36px; }
.doc h2 { font-size: 22px; margin-top: 32px; }
.doc li { margin-bottom: 6px; }
.fill { background: var(--soft); border-radius: 6px; padding: 0 4px; }