:root {
  --ink: #1c2430;
  --muted: #5d6b7a;
  --paper: #f4f1ea;
  --rule: #d9d3c7;
  --navy: #1e3a5f;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: "Iowan Old Style", Georgia, serif; }
.shell { max-width: 860px; margin: 0 auto; padding: 24px 20px 64px; }
.top { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--rule); padding-bottom: 14px; }
.brand { display: flex; gap: 12px; align-items: center; }
.mark { width: 40px; height: 40px; display: grid; place-items: center; background: var(--navy); color: #fff; font-family: "Avenir Next", sans-serif; font-weight: 700; }
.brand em { display: block; font-style: normal; color: var(--muted); font-size: 0.85rem; }
nav { display: flex; gap: 12px; align-items: center; font-family: "Avenir Next", sans-serif; }
button { font-family: "Avenir Next", sans-serif; background: var(--navy); color: #fff; border: 0; padding: 8px 12px; cursor: pointer; }
h1 { font-weight: 500; font-size: clamp(1.8rem, 4vw, 2.6rem); }
.lede { color: var(--muted); }
.narrow { max-width: 420px; padding-top: 24px; }
.stack { display: grid; gap: 12px; }
.stack label { display: grid; gap: 4px; }
.stack span { font-family: "Avenir Next", sans-serif; font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
input { font: inherit; padding: 10px 12px; border: 1px solid var(--rule); background: #fff; }
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { text-align: left; padding: 10px; border-bottom: 1px solid var(--rule); }
th { font-family: "Avenir Next", sans-serif; font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.card { border: 1px solid var(--rule); background: #fff; padding: 14px; margin: 12px 0; }
.note { border: 1px solid var(--navy); background: #eef3f8; padding: 12px; }
.flash { background: #f3d9d2; padding: 10px 12px; }
footer { margin-top: 40px; color: var(--muted); }