/* ketfree.com: brand colours from docs/brand.md, self-hosted Plus Jakarta Sans (OFL). */
@font-face {
  font-family: 'Jakarta';
  src: url('/fonts/PlusJakartaSans-Medium.ttf') format('truetype');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'Jakarta';
  src: url('/fonts/PlusJakartaSans-Bold.ttf') format('truetype');
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: 'Jakarta';
  src: url('/fonts/PlusJakartaSans-ExtraBold.ttf') format('truetype');
  font-weight: 800;
  font-display: swap;
}

:root {
  --navy: #0f3d5e;
  --sky: #9fe1ff;
  --paper: #f6f1e7;
  --ink: #2b2520;
  --muted: #6b625a;
  --primary: #3e5668;
  --line: #ddd3c3;
  --card: #fffdf8;
  --urgent: #fbe9e4;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0b1b29;
    --ink: #eef3f7;
    --muted: #a9b7c3;
    --primary: #9fe1ff;
    --line: #23415a;
    --card: #0f2a40;
    --urgent: #3a2320;
  }
}
* {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font:
    500 17px/1.6 'Jakarta',
    system-ui,
    -apple-system,
    'Segoe UI',
    sans-serif;
}
a {
  color: var(--primary);
  text-underline-offset: 3px;
}
.top {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: center;
  justify-content: space-between;
  max-width: 880px;
  margin: 0 auto;
  padding: 20px 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  font-size: 20px;
}
.brand img {
  border-radius: 8px;
}
nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
}
nav a {
  font-weight: 700;
  text-decoration: none;
}
nav a[aria-current='page'] {
  text-decoration: underline;
}
main {
  max-width: 880px;
  margin: 0 auto;
  padding: 8px 16px 48px;
}
h1 {
  font-weight: 800;
  font-size: clamp(30px, 6vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 16px 0 12px;
}
h2 {
  font-weight: 800;
  font-size: 24px;
  margin: 36px 0 8px;
}
h3 {
  font-weight: 700;
  font-size: 18px;
  margin: 24px 0 6px;
}
.lead {
  font-size: 20px;
}
.muted {
  color: var(--muted);
}
.hero {
  padding: 16px 0 8px;
}
section.summary,
section.urgent {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 4px 20px 12px;
  margin-top: 16px;
}
section.urgent {
  background: var(--urgent);
}
ul {
  padding-left: 1.2em;
}
li {
  margin: 6px 0;
}
ul.lines {
  list-style: none;
  padding: 0;
}
ul.lines li {
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}
.kind {
  display: block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
dt {
  font-weight: 700;
  margin-top: 16px;
}
dd {
  margin: 4px 0 0;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  display: block;
  overflow-x: auto;
}
th,
td {
  text-align: left;
  vertical-align: top;
  padding: 10px 8px;
  border-bottom: 1px solid var(--line);
  min-width: 120px;
}
th {
  font-weight: 700;
}
footer {
  max-width: 880px;
  margin: 0 auto;
  padding: 24px 16px 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 15px;
}