/* Generic mid-tier B2B. Distinctiveness is a bug here: anything memorable
   makes the site read as a study artifact rather than a real vendor. */

:root {
  --ink: #23282d;
  --muted: #667079;
  --line: #dfe3e7;
  --bg: #ffffff;
  --tint: #f5f7f9;
  --accent: #1f4e79;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font: 16px/1.55 -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.wrap { max-width: 980px; margin: 0 auto; padding: 0 24px; }

/* masthead */
.masthead { border-bottom: 1px solid var(--line); background: #fff; }
.masthead-inner { display: flex; align-items: center; justify-content: space-between;
  gap: 24px; padding-top: 16px; padding-bottom: 16px; flex-wrap: wrap; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.logo-mark { width: 22px; height: 22px; border-radius: 3px; background: var(--accent);
  display: inline-block; flex: 0 0 auto; }
.logo-text { font-weight: 600; font-size: 17px; letter-spacing: .1px; }
.nav { display: flex; gap: 22px; flex-wrap: wrap; }
.nav a { color: var(--muted); text-decoration: none; font-size: 14.5px; }
.nav a:hover, .nav a:focus-visible { color: var(--accent); text-decoration: underline; }

/* main */
.main { padding: 36px 24px 56px; }
h1 { font-size: 27px; font-weight: 600; margin: 0 0 14px; letter-spacing: -.2px; }
h2 { font-size: 19px; font-weight: 600; margin: 30px 0 10px; }
h3 { font-size: 16px; font-weight: 600; margin: 0 0 8px; }
p { margin: 0 0 14px; }
a { color: var(--accent); }
.lede { color: #3d454c; font-size: 16.5px; max-width: 66ch; }
.muted { color: var(--muted); font-size: 14px; }
.crumb { font-size: 13px; color: var(--muted); margin-bottom: 14px; }
.crumb a { color: var(--muted); }

.hero { padding-bottom: 10px; }

.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 26px 0; }
.cols-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin: 22px 0; }
.card { border: 1px solid var(--line); border-radius: 4px; padding: 18px; background: #fff; }
.card p { margin: 0; font-size: 14.5px; color: #4a5259; }
.link-card { text-decoration: none; color: inherit; display: block; }
.link-card:hover { border-color: var(--accent); }
.link-card h3 { color: var(--accent); }

.panel { background: var(--tint); border: 1px solid var(--line); border-radius: 4px;
  padding: 20px 22px; margin: 26px 0; }
.panel h2 { margin-top: 0; }

.rows .row { border-bottom: 1px solid var(--line); padding: 16px 0; }
.rows .row:last-child { border-bottom: 0; }
.rows p { margin: 0; color: #4a5259; font-size: 14.5px; }

/* item tables */
table.items { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14.5px; }
table.items th { text-align: left; font-weight: 600; font-size: 13px; color: var(--muted);
  border-bottom: 1px solid var(--line); padding: 8px 10px; text-transform: uppercase;
  letter-spacing: .4px; }
table.items td { border-bottom: 1px solid var(--line); padding: 11px 10px; vertical-align: top; }
table.items tr:nth-child(even) td { background: #fafbfc; }
td.ref { font-variant-numeric: tabular-nums; color: var(--muted); white-space: nowrap; width: 1%; }
td.act { white-space: nowrap; width: 1%; }

.qbox { border-left: 3px solid var(--line); padding: 4px 0 4px 16px; margin: 18px 0; }
.qbox p { margin: 0; font-size: 16.5px; }

.abox { border: 1px solid var(--line); border-radius: 4px; padding: 16px 18px;
  background: var(--tint); margin: 18px 0; }
.alabel { font-size: 12px; text-transform: uppercase; letter-spacing: .6px;
  color: var(--muted); margin-bottom: 4px; }
.aval { font-size: 19px; font-weight: 600; }

.btn { display: inline-block; background: var(--accent); color: #fff; text-decoration: none;
  padding: 8px 16px; border-radius: 3px; font-size: 14.5px; }
.btn:hover { background: #17395a; }

/* footer */
.foot { border-top: 1px solid var(--line); background: var(--tint); margin-top: 40px;
  padding: 26px 0 8px; font-size: 14px; color: var(--muted); }
.foot-inner { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.foot a { color: var(--muted); }
.foot-links { display: flex; flex-direction: column; gap: 6px; }
.copyright { padding-top: 18px; padding-bottom: 14px; font-size: 12.5px; color: #8b939a; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

@media (max-width: 720px) {
  .cols-3, .cols-2 { grid-template-columns: 1fr; }
  .nav { gap: 14px; }
}

/* Answer index: inline reveal / inline answer */
table.items.answers td.ansc { white-space: nowrap; width: 1%; }
.aval-inline { font-weight: 600; font-size: 15px; }
button.reveal {
  font: inherit; font-size: 14px; color: var(--accent); background: #fff;
  border: 1px solid var(--line); border-radius: 3px; padding: 5px 12px; cursor: pointer;
}
button.reveal:hover { border-color: var(--accent); background: var(--tint); }

/* Button styled as the former link, so the control reads identically. */
button.btn { font: inherit; font-size: 14.5px; cursor: pointer; border: 1px solid var(--accent); }