/* River Float Log site (spec 39). The app's palette (spec 36): green-slate ink, moss, river blue. */
:root {
  --ink: #1f3b36;
  --muted: #4e6a63;
  --moss: #506d36;
  --blue: #1d68a7;
  --bg: #f4f6f3;
  --card: #ffffff;
  --line: #dce6e2;
  --todo: #fff3c4;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e7efec;
    --muted: #a3b8b2;
    --moss: #a9c98a;
    --blue: #7fb3e6;
    --bg: #0f1c1a;
    --card: #182a27;
    --line: #23403b;
    --todo: #4a4220;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
a { color: var(--blue); }
.wrap { max-width: 760px; margin: 0 auto; padding-inline: 20px; }
header.bar { border-bottom: 1px solid var(--line); }
header.bar .wrap { display: flex; align-items: center; gap: 12px; padding-block: 14px; }
header.bar img { width: 36px; height: 36px; border-radius: 9px; }
header.bar a.name { color: var(--ink); font-weight: 700; text-decoration: none; }
header.bar nav { margin-left: auto; display: flex; gap: 16px; font-size: 15px; }
.hero {
  position: relative;
  min-height: 360px;
  display: flex;
  align-items: flex-end;
  background: #1f3b36 url('assets/hero.jpg') center 70% / cover no-repeat;
}
.hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(transparent 30%, rgba(0, 0, 0, 0.55)); }
.hero .wrap { position: relative; z-index: 1; padding-block: 32px; color: #fff; }
.hero h1 { margin: 0; font-size: clamp(32px, 7vw, 48px); line-height: 1.1; }
.hero p { margin: 8px 0 0; font-size: 19px; }
.button {
  display: inline-block;
  margin-top: 18px;
  padding: 12px 20px;
  border-radius: 12px;
  background: #fff;
  color: #1f3b36;
  font-weight: 700;
  text-decoration: none;
}
main { padding-block: 28px 48px; }
.features { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin: 0; padding: 0; list-style: none; }
.features li { background: var(--card); border-radius: 14px; padding: 16px; }
.features b { display: block; margin-bottom: 4px; }
h1.page { font-size: 32px; margin: 0 0 4px; }
.meta { color: var(--muted); font-size: 15px; margin: 0 0 24px; }
h2 { font-size: 21px; margin: 32px 0 8px; }
.note { background: var(--card); border-left: 4px solid var(--moss); padding: 12px 16px; border-radius: 0 10px 10px 0; }
.todo { background: var(--todo); padding: 1px 6px; border-radius: 4px; }
table { border-collapse: collapse; width: 100%; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 8px; border-bottom: 1px solid var(--line); }
.scroll { overflow-x: auto; }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
footer .wrap { padding-block: 20px; display: flex; flex-wrap: wrap; gap: 8px 18px; }