:root {
  --paper: #f3ecdf;
  --ink: #1b1714;
  --muted: #5e574e;
  --line: #e0d3c2;
  --card: #fffaf3;
  --run: #0f6a45;
  --run-bg: #e4f3ea;
  --rent: #9a3412;
  --rent-bg: #fde7da;
  --hold: #1d3f66;
  --hold-bg: #e6eef6;
  --max: 68rem;
  --shadow: 0 1px 0 rgba(27, 23, 20, 0.04);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  font-size: 1.0625rem;
  line-height: 1.5;
}
a { color: inherit; }
a:hover { color: var(--rent); }
button, input, select, textarea { font: inherit; color: inherit; }
img { max-width: 100%; }

.skip {
  position: absolute;
  left: 0.5rem;
  top: -3rem;
  background: var(--ink);
  color: var(--paper);
  padding: 0.4rem 0.7rem;
}
.skip:focus { top: 0.5rem; }

.mast {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(243, 236, 223, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.mast-inner, .wrap { width: min(var(--max), calc(100% - 1.5rem)); margin-inline: auto; }
.mast-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem 1rem;
  padding: 0.75rem 0;
}
.mark {
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  text-decoration: none;
}
.mark span { color: var(--rent); }
nav { display: flex; flex-wrap: wrap; gap: 0.75rem 1rem; font-family: "Segoe UI", sans-serif; font-size: 0.92rem; }
nav a { text-decoration: none; }
nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: 0.25rem; }

.sponsor {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  background: var(--ink);
  color: var(--paper);
  padding: 0.45rem 0.75rem;
  font-family: "Segoe UI", sans-serif;
  font-size: 0.88rem;
}
.sponsor a { color: #f6d7a8; }
.sponsor p { margin: 0; }
.sponsor-tag {
  display: inline-block;
  margin-right: 0.4rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.68rem;
  color: #c8bfb2;
}
.sponsor button {
  background: transparent;
  border: 0;
  color: var(--paper);
  font-size: 1.2rem;
  line-height: 1;
  padding: 0.2rem 0.35rem;
  cursor: pointer;
}
.sponsor[hidden] { display: none; }

main { padding: 1.25rem 0 3rem; }
.kicker {
  font-family: "Segoe UI", sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.35rem;
}
h1 { font-size: clamp(1.8rem, 5vw, 2.7rem); line-height: 1.12; letter-spacing: -0.03em; margin: 0 0 0.6rem; }
h2 { font-size: 1.35rem; margin: 0 0 0.5rem; }
.lede { font-size: 1.12rem; max-width: 40rem; margin: 0 0 1.25rem; }

.layout {
  display: grid;
  gap: 1rem;
}
.card, .result, form.panel, .panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 1rem;
}
fieldset { border: 0; margin: 0 0 0.9rem; padding: 0; }
legend {
  font-family: "Segoe UI", sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.45rem;
}
label { display: block; font-family: "Segoe UI", sans-serif; font-size: 0.92rem; margin: 0.55rem 0 0.2rem; }
input, select, textarea {
  width: 100%;
  background: #fff;
  border: 1px solid #cbbba8;
  border-radius: 10px;
  padding: 0.7rem 0.75rem;
  font-size: 1rem;
}
textarea { min-height: 7rem; resize: vertical; }
input:focus, select:focus, textarea:focus, button:focus-visible, a:focus-visible {
  outline: 3px solid #1d3f66;
  outline-offset: 2px;
}
.grid-2, .grid-3 { display: grid; gap: 0.65rem; }
.check { display: flex; align-items: center; gap: 0.5rem; margin-top: 0.7rem; font-family: "Segoe UI", sans-serif; }
.check input { width: auto; }
.presets { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 0.6rem; }
.presets a {
  font-family: "Segoe UI", sans-serif;
  border: 1px solid #cbbba8;
  border-radius: 999px;
  padding: 0.45rem 0.7rem;
  text-decoration: none;
  background: #fff;
}
.presets a[aria-current="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.presets button, .btn, button.btn {
  font-family: "Segoe UI", sans-serif;
  background: var(--ink);
  color: var(--paper);
  border: 0;
  border-radius: 999px;
  padding: 0.65rem 1rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
.presets button { background: transparent; color: var(--ink); border: 1px solid #cbbba8; padding: 0.4rem 0.7rem; }
.presets button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.hint, .fine, .source-list { color: var(--muted); font-family: "Segoe UI", sans-serif; font-size: 0.86rem; }
.fine { margin: 0.35rem 0 0; }
.error {
  background: var(--rent-bg);
  color: var(--rent);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  font-family: "Segoe UI", sans-serif;
}

.result { border-width: 2px; }
.result.run { border-color: var(--run); background: var(--run-bg); }
.result.rent { border-color: var(--rent); background: var(--rent-bg); }
.result.incomplete { border-color: var(--hold); background: var(--hold-bg); }
.stamp {
  font-family: "Segoe UI", sans-serif;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
  margin: 0;
}
.result.run .stamp { color: var(--run); }
.result.rent .stamp { color: var(--rent); }
.result.incomplete .stamp { color: var(--hold); }
.verdict { font-size: 1.28rem; line-height: 1.35; margin: 0.35rem 0 0.9rem; }
.figures { display: grid; grid-template-columns: 1fr 1fr; gap: 0.6rem; margin: 0; }
.figures div {
  background: rgba(255, 255, 255, 0.65);
  border-radius: 10px;
  padding: 0.55rem 0.65rem;
}
.figures dt { font-family: "Segoe UI", sans-serif; font-size: 0.75rem; color: var(--muted); }
.figures dd { margin: 0.15rem 0 0; font-size: 1.2rem; }
.assumptions { margin: 0.9rem 0 0; padding-left: 1.1rem; }
.assumptions li { margin: 0.25rem 0; }

.filters { display: grid; gap: 0.6rem; margin-bottom: 0.8rem; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; background: var(--card); }
table { width: 100%; border-collapse: collapse; font-family: "Segoe UI", sans-serif; font-size: 0.92rem; }
th, td { text-align: left; padding: 0.65rem 0.7rem; border-bottom: 1px solid var(--line); vertical-align: top; white-space: nowrap; }
th a { text-decoration: none; }
td.wrap, th.wrap { white-space: normal; min-width: 10rem; }
tbody tr:last-child td { border-bottom: 0; }
.tag {
  display: inline-block;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.05rem 0.45rem;
  font-size: 0.75rem;
  background: #fff;
}

.stack { display: grid; gap: 0.8rem; }
.pair { display: grid; gap: 0.8rem; }
.hp { position: absolute; left: -9999px; height: 0; overflow: hidden; }

footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2.5rem;
  font-family: "Segoe UI", sans-serif;
  font-size: 0.92rem;
}
.foot {
  display: grid;
  gap: 1rem;
}
.foot form { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.foot input { width: min(100%, 18rem); }
.foot button { width: auto; }

@media (min-width: 800px) {
  .layout { grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 0.95fr); align-items: start; }
  .result { position: sticky; top: 4.5rem; }
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr 1fr; }
  .filters { grid-template-columns: 1.4fr repeat(4, 1fr); align-items: end; }
  .figures { grid-template-columns: 1fr 1fr; }
  .pair { grid-template-columns: 1fr 1fr; }
  .foot { grid-template-columns: 1.4fr 1fr; }
}