:root {
  --ink: #1c1712;
  --paper: #f3ead6;
  --panel: #efe2c4;
  --rust: #b44a1c;
  --pine: #1f4a3c;
  --line: #c9b58a;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font: 18px/1.55 "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
}

body {
  max-width: 42rem;
  margin: 0 auto;
  padding: 2.2rem 1.4rem 3rem;
}

.istk-mast {
  display: flex;
  gap: 1rem;
  align-items: center;
  border-bottom: 3px solid var(--pine);
  padding-bottom: 1rem;
  margin-bottom: 1.4rem;
}

.istk-mark {
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  background: var(--pine);
  color: var(--paper);
  font-size: 1.6rem;
}

.istk-kicker {
  margin: 0;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.72rem;
  color: var(--rust);
  font-family: "Segoe UI", Tahoma, sans-serif;
}

h1, h2 {
  margin: 0.15rem 0 0;
  font-weight: 600;
}

.istk-lede { font-size: 1.08rem; }

.istk-grid {
  display: grid;
  gap: 0.85rem;
  margin: 1.4rem 0;
}

.istk-grid article {
  background: var(--panel);
  border-left: 6px solid var(--rust);
  padding: 0.9rem 1rem;
}

code {
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.92em;
}

.istk-note {
  border-top: 1px dashed var(--line);
  padding-top: 1rem;
  font-size: 0.95rem;
}

footer {
  margin-top: 2rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.9rem;
  font-family: "Segoe UI", Tahoma, sans-serif;
}

a { color: var(--pine); }