:root {
  --bg: #f3f6fa;
  --surface: #ffffff;
  --ink: #172033;
  --muted: #5c6b7a;
  --line: #d7e0ea;
  --blue: #1d4e89;
  --blue-soft: #e7f0f8;
  --sans: "Segoe UI", system-ui, sans-serif;
  --w: 1080px;
  --read: 42rem;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.65 var(--sans);
}
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--sans); letter-spacing: -0.03em; line-height: 1.25; margin: 0 0 0.45em; font-weight: 650; }
h1 { font-size: clamp(1.7rem, 3vw, 2.35rem); }
h2 { font-size: 1.35rem; margin-top: 1.6em; }
h3 { font-size: 1.05rem; }
p { margin: 0 0 1em; }
img { max-width: 100%; height: auto; }
.a11y-h { position: absolute; left: -999px; }
.a11y-h:focus { left: 12px; top: 12px; background: #fff; padding: 8px 12px; z-index: 5; }

.shell { max-width: var(--w); margin: 0 auto; padding: 0 20px; }

.mast {
  background: var(--surface);
  border-bottom: 3px solid var(--blue);
}
.mast-row {
  max-width: var(--w);
  margin: 0 auto;
  padding: 14px 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.logo {
  font-weight: 750;
  letter-spacing: -0.04em;
  font-size: 1.15rem;
}
.logo span { color: var(--blue); }
.tools { display: flex; align-items: center; gap: 10px; }
.tools form { display: flex; }
.tools input {
  width: 180px;
  border: 1px solid var(--line);
  background: var(--bg);
  padding: 8px 10px;
  font: 16px var(--sans);
  color: var(--ink);
}
.tools button {
  border: 0;
  background: var(--blue);
  color: #fff;
  padding: 8px 12px;
  font: 600 0.85rem var(--sans);
  cursor: pointer;
}
.links {
  max-width: var(--w);
  margin: 0 auto;
  padding: 8px 20px 0;
  display: flex;
  gap: 4px;
  overflow-x: auto;
}
.links a {
  padding: 10px 12px 12px;
  color: var(--muted);
  font-size: 0.92rem;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
}
.links a.on { color: var(--blue); border-bottom-color: var(--blue); font-weight: 650; }

.band {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.band p {
  max-width: var(--w);
  margin: 0 auto;
  padding: 10px 20px;
  color: var(--muted);
  font-size: 0.86rem;
}

.intro { padding: 36px 0 8px; max-width: var(--read); }
.eyebrow { color: var(--blue); font-size: 0.78rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.intro .lead { color: #314056; font-size: 1.05rem; }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 22px 0;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 16px 16px 14px;
  display: flex;
  flex-direction: column;
  min-height: 160px;
}
.card:hover { border-color: var(--blue); }
.tag {
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.card h2, .card h3 { font-size: 1.05rem; }
.card p { color: var(--muted); font-size: 0.92rem; margin-top: auto; }

.block-title {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin: 28px 0 10px;
}
.block-title h2 { margin: 0; font-size: 1.15rem; }
.block-title a { color: var(--blue); font-size: 0.9rem; font-weight: 650; }

.index { display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; }
.index a {
  display: block;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}
.index a:hover h3 { color: var(--blue); }
.index h3 { font-size: 1rem; margin: 2px 0 0; font-weight: 650; }
.index .tag { font-size: 0.7rem; }

.cats { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0 20px; }
.cats a {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 8px 12px;
  font-size: 0.9rem;
}
.cats a:hover { border-color: var(--blue); color: var(--blue); }
.cats b { font-weight: 650; }
.cats em { font-style: normal; color: var(--muted); margin-left: 6px; font-size: 0.8rem; }

.story, .entry {
  background: var(--surface);
  padding: 28px 28px 12px;
  margin: 28px 0;
  max-width: calc(var(--read) + 56px);
  border-left: 4px solid var(--blue);
}
.story h2, .entry h2 { border: 0; padding: 0; }
.story a, .entry a, .note-box a { color: var(--blue); text-decoration: underline; text-underline-offset: 2px; }
.story ul, .entry ul, .story ol, .entry ol { margin: 0 0 1em; padding-left: 1.2em; }
.story li, .entry li { margin: 0.25em 0; }
.entry table, .story table { width: 100%; border-collapse: collapse; margin: 0 0 1.2em; font-size: 0.95rem; }
.entry th, .entry td, .story th, .story td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
.entry th, .story th { background: var(--blue-soft); }
.entry blockquote, .story blockquote { margin: 0 0 1em; padding: 10px 14px; background: var(--blue-soft); }

.cover { margin: 22px 0 8px; }
.cover img { width: 100%; height: auto; display: block; border: 1px solid var(--line); background: #f7f9fc; }
.page-head { padding-top: 18px; max-width: var(--read); }
.page-head p { color: var(--muted); }
.crumb { font-size: 0.85rem; color: var(--muted); margin-bottom: 10px; }
.crumb a { color: var(--blue); }
.byline { color: var(--muted); font-size: 0.88rem; margin-bottom: 8px; }
.limit {
  background: var(--blue-soft);
  padding: 12px 14px;
  margin: 0 0 1.2em;
  color: #24344a;
  font-size: 0.95rem;
}

.foot {
  margin-top: 40px;
  background: var(--surface);
  border-top: 1px solid var(--line);
  padding: 28px 0 36px;
}
.foot-grid {
  max-width: var(--w);
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 24px;
}
.foot h2 { font-size: 0.95rem; margin: 0 0 8px; }
.foot a { display: block; padding: 3px 0; color: #314056; font-size: 0.92rem; }
.foot a:hover { color: var(--blue); }
.foot p { color: var(--muted); font-size: 0.88rem; }
.copy {
  max-width: var(--w);
  margin: 18px auto 0;
  padding: 14px 20px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.82rem;
}
.empty { color: var(--muted); padding: 12px 0; }

@media (max-width: 860px) {
  .grid, .index, .foot-grid { grid-template-columns: 1fr; }
  .tools input { width: 120px; }
  .story, .entry { padding: 20px 16px 8px; margin-left: 0; margin-right: 0; }
}

@media (max-width: 640px) {
  .mast-row { flex-wrap: wrap; }
  .tools { width: 100%; }
  .tools form, .tools input { flex: 1; width: auto; }
  .intro { padding-top: 24px; }
}