/* ── design tokens ───────────────────────────────────────────── */
:root {
  --wa-red: #B8252B;
  --wa-red-classic: #C5050C;
  --wa-red-deep: #8B1F26;
  --wa-red-vermilion: #D0331F;
  --wa-wisc-color: #5a554e;
  --wa-arch-color: #B8252B;

  --ink: #1a1916;
  --ink-mute: #5a554e;
  --ink-faint: #8a857c;
  --paper: #f8f6f1;
  --paper-2: #efece4;
  --rule: rgba(26, 25, 22, 0.12);
  --rule-strong: rgba(26, 25, 22, 0.22);

  --sans: "Red Hat Display", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: "Red Hat Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; min-height: 100%; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; }

/* ── wordmark ────────────────────────────────────────────────── */
.wa-wordmark {
  font-family: var(--sans);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
  line-height: 1;
  display: inline-flex;
  align-items: baseline;
  text-decoration: none;
}
.wa-wordmark > .wisc { color: var(--wa-wisc-color); }
.wa-wordmark > .arch { color: var(--wa-arch-color); }

/* ── docs shell ──────────────────────────────────────────────── */
.wa-docs-shell {
  width: 100%;
  min-height: 100vh;
  background: var(--paper);
  color: var(--ink);
  display: flex;
}

/* left rail */
.wa-docs-rail {
  width: 240px;
  flex-shrink: 0;
  background: var(--paper-2);
  border-right: 1px solid var(--rule);
  padding: 28px 0 60px;
  position: sticky;
  top: 0;
  align-self: flex-start;
  max-height: 100vh;
  overflow-y: auto;
}
.wa-docs-rail-head {
  padding: 0 24px 28px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 24px;
}
.wa-docs-rail-version {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-faint);
  margin-top: 8px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.wa-docs-rail-nav { padding: 0 16px 0 22px; }
.wa-docs-rail-group { margin-bottom: 22px; }
.wa-docs-rail-group-h {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}
.wa-docs-rail-link {
  display: block;
  padding: 5px 10px;
  border-radius: 3px;
  font-size: 13px;
  color: var(--ink-mute);
  margin-bottom: 2px;
  border-left: 2px solid transparent;
  text-decoration: none;
}
.wa-docs-rail-link:hover { color: var(--ink); }
.wa-docs-rail-link.is-active {
  color: var(--ink);
  background: rgba(184, 37, 43, 0.08);
  border-left-color: var(--wa-red);
  font-weight: 600;
}

/* main column */
.wa-docs-main { flex: 1; min-width: 0; }

/* top bar */
.wa-docs-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 48px;
  border-bottom: 1px solid var(--rule);
  font-size: 13px;
  position: sticky;
  top: 0;
  background: var(--paper);
  z-index: 10;
}
.wa-docs-breadcrumb {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--ink-mute);
}
.wa-docs-breadcrumb .crumb-mono {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-faint);
}
.wa-docs-breadcrumb .crumb-sep { color: var(--ink-faint); }
.wa-docs-breadcrumb .crumb-cur { color: var(--ink); }

.wa-docs-topbar-right {
  display: flex;
  gap: 14px;
  align-items: center;
}
.wa-docs-topbar-search {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border: 1px solid var(--rule);
  border-radius: 4px;
  color: var(--ink-faint);
  font-size: 12px;
  font-family: var(--mono);
  min-width: 200px;
}
.wa-docs-topbar-search .kbd {
  margin-left: auto;
  padding: 1px 6px;
  background: var(--paper-2);
  border-radius: 3px;
  font-size: 10px;
}
.wa-docs-topbar-link {
  color: var(--ink-mute);
  text-decoration: none;
  font-size: 13px;
}
.wa-docs-topbar-link:hover { color: var(--ink); }

/* two-col content */
.wa-docs-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 200px;
  gap: 56px;
  padding: 56px 64px 80px;
}

.wa-docs-article {
  min-width: 0;
  max-width: 760px;
}

/* page header */
.wa-docs-page-tag {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--wa-red);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
}
.wa-docs-page-tag .pill {
  padding: 2px 7px;
  background: rgba(184, 37, 43, 0.1);
  color: var(--wa-red);
  border-radius: 3px;
}
.wa-docs-page-tag .dim { color: var(--ink-faint); }

.wa-docs-h1 {
  font-size: 44px;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin: 0 0 18px;
}
.wa-docs-lede {
  font-size: 17px;
  color: var(--ink-mute);
  line-height: 1.6;
  margin: 0 0 36px;
  text-wrap: pretty;
}

/* note callout */
.wa-docs-note {
  border: 1px solid var(--rule);
  border-left: 3px solid var(--wa-red);
  border-radius: 4px;
  padding: 16px 20px;
  background: rgba(184, 37, 43, 0.03);
  margin-bottom: 56px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink);
}
.wa-docs-note-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--wa-red);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  display: block;
  margin-bottom: 6px;
}

/* section */
.wa-doc-section { margin-bottom: 56px; }
.wa-doc-section > .head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule);
}
.wa-doc-section > .head > .n {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--wa-red);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}
.wa-doc-section > .head > h2 {
  font-size: 26px;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.015em;
  line-height: 1.2;
}

.wa-docs-article p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-mute);
  margin: 0 0 16px;
  text-wrap: pretty;
}

.wa-docs-article code, .wa-docs-inline {
  font-family: var(--mono);
  font-size: 13px;
  background: rgba(26, 25, 22, 0.06);
  padding: 1px 6px;
  border-radius: 3px;
  color: var(--ink);
}

.wa-doc-link {
  color: var(--wa-red);
  text-decoration: none;
  border-bottom: 1px solid rgba(184, 37, 43, 0.35);
}

.wa-doc-callout-aside {
  margin-top: 14px;
  padding: 12px 16px;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-radius: 4px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-mute);
}

/* prerequisites table */
.wa-docs-table {
  width: 100%;
  border-collapse: collapse;
  margin: 8px 0 4px;
  border-bottom: 1px solid var(--rule);
}
.wa-docs-table tr { border-top: 1px solid var(--rule); }
.wa-docs-table td {
  padding: 12px 14px 12px 0;
  font-size: 14px;
  vertical-align: top;
  line-height: 1.5;
}
.wa-docs-table td.k { font-weight: 600; width: 130px; }
.wa-docs-table td.v {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--wa-red);
  width: 140px;
}
.wa-docs-table td.note { color: var(--ink-mute); }

/* terminal block */
.wa-term {
  background: #15140f;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--rule);
  margin: 8px 0 4px;
}
.wa-term-head {
  padding: 8px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.4);
}
.wa-term-dots { display: flex; gap: 6px; }
.wa-term-dots span {
  width: 10px;
  height: 10px;
  border-radius: 5px;
  background: #3d3a35;
}
.wa-term-dots span:first-child { background: #5c5852; }
.wa-term-title { margin-left: 6px; }
.wa-term-body {
  padding: 16px 18px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(248, 246, 241, 0.85);
  white-space: pre-wrap;
}
.wa-term-body .line { color: rgba(248, 246, 241, 0.92); }
.wa-term-body .out { color: rgba(248, 246, 241, 0.65); }
.wa-term-body .dim { color: rgba(248, 246, 241, 0.45); }
.wa-term-body .prompt { color: #d0331f; }
.wa-term-body .str { color: #e8c373; }
.wa-term-body .ident { color: #9ccfd8; }
.wa-term-body .ok { color: rgba(248, 246, 241, 0.55); }

/* deploy grid */
.wa-docs-deploy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--rule);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 8px;
}
.wa-docs-deploy-grid > .cell {
  padding: 18px 20px 20px;
  background: var(--paper);
}
.wa-docs-deploy-grid > .cell:first-child { border-right: 1px solid var(--rule); }
.wa-docs-deploy-grid .name {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
}
.wa-docs-deploy-grid .cmd {
  display: inline-block;
  margin-bottom: 10px;
}
.wa-docs-deploy-grid p {
  font-size: 13px;
  color: var(--ink-mute);
  margin: 0;
  line-height: 1.55;
}

/* quicklinks */
.wa-docs-quicklinks {
  border: 1px solid var(--rule);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 8px;
}
.wa-docs-quicklinks-row {
  display: grid;
  grid-template-columns: 1fr 220px 90px 24px;
  gap: 16px;
  align-items: center;
  padding: 13px 20px;
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
  font-size: 14px;
  color: var(--ink);
}
.wa-docs-quicklinks-row:nth-child(even) { background: rgba(0, 0, 0, 0.012); }
.wa-docs-quicklinks-row:last-child { border-bottom: none; }
.wa-docs-quicklinks-row .label { font-weight: 500; }
.wa-docs-quicklinks-row .mono {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--wa-red);
}
.wa-docs-quicklinks-row .time {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-faint);
  text-align: right;
}
.wa-docs-quicklinks-row .arrow { color: var(--ink-faint); text-align: right; }

/* prev / next */
.wa-docs-prev-next {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 56px;
}
.wa-docs-prev-next a {
  display: block;
  padding: 18px 20px;
  border: 1px solid var(--rule);
  border-radius: 4px;
  text-decoration: none;
  color: var(--ink);
}
.wa-docs-prev-next .kicker {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}
.wa-docs-prev-next .label { font-size: 15px; font-weight: 600; }
.wa-docs-prev-next .next { text-align: right; }

/* on-this-page TOC */
.wa-docs-toc {
  position: sticky;
  top: 80px;
  align-self: flex-start;
  padding-top: 4px;
}
.wa-docs-toc .h {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.wa-docs-toc-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-left: 1px solid var(--rule);
  padding-left: 12px;
}
.wa-docs-toc-list a {
  font-size: 12.5px;
  color: var(--ink-mute);
  text-decoration: none;
  padding: 4px 0;
}
.wa-docs-toc-list a.is-active {
  color: var(--ink);
  font-weight: 600;
}
.wa-docs-toc-foot {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.wa-docs-toc-foot a {
  font-size: 12px;
  color: var(--ink-mute);
  text-decoration: none;
}

/* footer */
.wa-docs-footer {
  padding: 32px 64px 36px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.04em;
}
.wa-docs-footer-left { display: flex; gap: 22px; }

/* mobile nav disclosure button — hidden by default (desktop) */
.wa-docs-disclosure-summary {
  display: none;
  appearance: none;
  background: transparent;
  border: 0;
  width: 100%;
  text-align: left;
  font: inherit;
  color: inherit;
  cursor: pointer;
}

/* ── responsive ─────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .wa-docs-rail { width: 220px; }
  .wa-docs-topbar { padding: 14px 32px; }
  .wa-docs-content { padding: 48px 40px 64px; gap: 40px; }
  .wa-docs-h1 { font-size: 40px; }
}

@media (max-width: 860px) {
  .wa-docs-shell { flex-direction: column; }
  .wa-docs-rail {
    width: 100%;
    max-height: none;
    position: relative;
    top: auto;
    border-right: none;
    border-bottom: 1px solid var(--rule);
    padding: 20px 0 24px;
    overflow-y: visible;
  }
  .wa-docs-rail-head { padding: 0 28px 18px; margin-bottom: 18px; }
  .wa-docs-rail-nav { padding: 0 16px 0 28px; }

  .wa-docs-topbar { padding: 12px 28px; }
  .wa-docs-topbar-search { display: none; }

  .wa-docs-content {
    grid-template-columns: 1fr;
    padding: 40px 28px 56px;
    gap: 32px;
  }
  .wa-docs-article { max-width: 100%; }
  .wa-docs-toc { display: none; }
  .wa-docs-h1 { font-size: 36px; }
  .wa-docs-deploy-grid { grid-template-columns: 1fr; }
  .wa-docs-deploy-grid > .cell {
    border-right: none;
    border-bottom: 1px solid var(--rule);
  }
  .wa-docs-deploy-grid > .cell:last-child { border-bottom: none; }
  .wa-docs-quicklinks-row { grid-template-columns: 1fr 80px 24px; }
  .wa-docs-quicklinks-row > .mono { display: none; }
  .wa-docs-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 24px 28px;
  }

  /* show disclosure button on mobile */
  .wa-docs-disclosure-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 28px;
    margin: 0;
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 500;
    color: rgba(26, 25, 22, 0.55);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-top: 1px solid rgba(26, 25, 22, 0.08);
  }
  .wa-docs-disclosure-icon {
    font-size: 18px;
    line-height: 1;
    font-weight: 300;
    color: rgba(26, 25, 22, 0.45);
  }
  .wa-docs-rail-nav[data-mobile-hidden] { display: none; }
  .wa-docs-rail-nav { padding: 8px 16px 16px 28px; }
}

@media (max-width: 560px) {
  .wa-docs-rail-head { padding: 0 18px 16px; }
  .wa-docs-rail-nav { padding: 8px 12px 12px 18px; }
  .wa-docs-disclosure-summary { padding: 14px 18px; }
  .wa-docs-topbar { padding: 10px 18px; gap: 10px; }
  .wa-docs-content { padding: 32px 18px 48px; gap: 24px; }
  .wa-docs-h1 { font-size: 30px; margin-bottom: 14px; }

  .wa-docs-table tr {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 4px 12px;
    padding: 12px 0;
  }
  .wa-docs-table td {
    padding: 0;
    width: auto;
    border: none;
  }
  .wa-docs-table td:nth-child(2) { text-align: right; }
  .wa-docs-table td:nth-child(3) {
    grid-column: 1 / -1;
    font-size: 13px;
    padding-top: 4px;
  }

  .wa-docs-prev-next { grid-template-columns: 1fr; }
  .wa-docs-quicklinks-row {
    grid-template-columns: 1fr 24px;
    padding: 14px 16px;
  }
  .wa-docs-quicklinks-row > .time { display: none; }
  .wa-docs-footer { padding: 20px 18px; font-size: 10.5px; }
}

/* ============================================================
   LANDING — editorial
   ============================================================ */
.wa-landing {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  min-height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.45;
}

/* top bar */
.wa-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 80px;
  border-bottom: 1px solid var(--rule);
}
.wa-topbar .wa-wordmark { font-size: 22px; }
.wa-topbar nav { display: flex; gap: 32px; align-items: center; font-size: 14px; }
.wa-nav-link { color: var(--ink); text-decoration: none; }
.wa-nav-link:hover { color: var(--wa-red); }
.wa-cta-mini {
  background: var(--wa-red);
  color: #fff;
  padding: 9px 16px;
  border-radius: 2px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.01em;
  display: inline-block;
}

/* hero */
.wa-hero { padding: 110px 80px 100px; position: relative; }
.wa-hero-inner { max-width: 1040px; }
.wa-mono-tag {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--wa-red);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.wa-mono-tag .dot {
  width: 6px;
  height: 6px;
  background: var(--wa-red);
  border-radius: 3px;
}
.wa-hero-tag { margin-bottom: 32px; }
.wa-hero-wordmark { display: block; margin-bottom: 44px; }
.wa-hero-wordmark > .wa-wordmark {
  font-size: 168px;
  letter-spacing: -0.045em;
  line-height: 0.9;
  display: block;
}
.wa-hero-h1 {
  font-size: 44px;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 28px;
  text-wrap: pretty;
  max-width: 880px;
  color: var(--ink);
}
.wa-hero-h1 .em {
  color: var(--wa-red);
  font-style: italic;
  font-weight: 500;
}
.wa-hero-p {
  font-size: 18px;
  line-height: 1.55;
  color: var(--ink-mute);
  margin: 0 0 44px;
  max-width: 680px;
  text-wrap: pretty;
}
.wa-cta-row { display: flex; gap: 14px; align-items: center; }
.wa-cta-primary {
  background: var(--ink);
  color: var(--paper);
  padding: 15px 28px;
  border-radius: 2px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.01em;
  display: inline-block;
}
.wa-cta-secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--rule-strong);
  padding: 14px 26px;
  border-radius: 2px;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  display: inline-block;
}
.wa-install-cmd {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-faint);
  margin-left: 18px;
}

/* section rule + numbered head */
.wa-section-rule {
  border-top: 1px solid var(--rule);
  margin: 0 80px;
}
.wa-section { padding: 90px 80px 70px; }
.wa-section-num-row {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 56px;
}
.wa-section-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 14px;
  border: 1px solid var(--rule-strong);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.wa-section-num-label {
  font-size: 14px;
  color: var(--ink-mute);
  letter-spacing: 0.01em;
  font-family: var(--mono);
  text-transform: uppercase;
}
.wa-h2-large {
  font-size: 44px;
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin: 0 0 64px;
  max-width: 820px;
}
.wa-h2-mid {
  font-size: 36px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0;
  text-wrap: pretty;
}

/* features grid */
.wa-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule);
  border-left: 1px solid var(--rule);
}
.wa-features-grid > .cell {
  padding: 34px 32px 38px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  min-height: 240px;
  background: var(--paper);
}
.wa-features-grid > .cell:first-child {
  background: linear-gradient(180deg, var(--paper-2) 0%, var(--paper) 100%);
}
.wa-features-grid .head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 28px;
}
.wa-features-grid .head .mono {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  font-weight: 500;
}
.wa-features-grid .head .idx {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-faint);
}
.wa-features-grid h3 {
  font-size: 22px;
  font-weight: 600;
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}
.wa-features-grid p {
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-mute);
  margin: 0;
}

/* courses */
.wa-section-courses { background: var(--paper-2); }
.wa-courses-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
}
.wa-courses-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
.wa-courses-table thead tr { border-bottom: 1.5px solid var(--ink); }
.wa-courses-table th {
  text-align: left;
  padding: 14px 0;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.wa-courses-table th.wa-col-theme { text-align: right; }
.wa-courses-table tbody tr { border-bottom: 1px solid var(--rule); }
.wa-courses-table td {
  padding: 18px 0;
}
.wa-courses-table .code {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--wa-red);
  font-weight: 500;
}
.wa-courses-table .wa-col-name {
  font-size: 17px;
  font-weight: 500;
}
.wa-courses-table .wa-col-theme {
  text-align: right;
  font-size: 14px;
  color: var(--ink-mute);
  font-style: italic;
}
.wa-courses-note {
  font-size: 13px;
  color: var(--ink-faint);
  margin-top: 20px;
  font-style: italic;
}

/* steps */
.wa-steps-lede {
  font-size: 19px;
  color: var(--ink-mute);
  max-width: 720px;
  margin-bottom: 56px;
  line-height: 1.5;
}
.wa-steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.wa-step .n {
  font-family: var(--mono);
  font-size: 56px;
  font-weight: 300;
  color: var(--wa-red);
  line-height: 1;
  margin-bottom: 18px;
  font-variant-numeric: tabular-nums;
}
.wa-step .rule {
  width: 40px;
  height: 1px;
  background: var(--ink);
  margin-bottom: 18px;
}
.wa-step h3 {
  font-size: 22px;
  font-weight: 600;
  margin: 0 0 12px;
}
.wa-step p {
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-mute);
  margin: 0;
}

/* adoption */
.wa-section-adoption { background: var(--paper-2); }
.wa-adoption-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule-strong);
}
.wa-adoption-grid > .cell {
  padding: 32px 28px 36px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule-strong);
}
.wa-adoption-grid > .cell:last-child { border-right: none; }
.wa-adoption-grid > .cell .since {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}
.wa-adoption-grid > .cell h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}
.wa-adoption-grid > .cell.is-open h3 { color: var(--wa-red); }
.wa-adoption-grid > .cell p {
  font-size: 14px;
  color: var(--ink-mute);
  margin: 0;
}
.wa-adoption-grid > .cell.is-open p { font-style: italic; }

/* dark footer */
.wa-footer {
  padding: 60px 80px 50px;
  background: var(--ink);
  color: var(--paper);
}
.wa-footer .wa-wordmark { font-size: 36px; }
.wa-footer .wa-wordmark .wisc,
.wa-footer .wa-wordmark .arch { color: var(--paper); }
.wa-footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 40px;
}
.wa-footer-top p {
  font-size: 14px;
  color: rgba(248, 246, 241, 0.6);
  margin-top: 18px;
  max-width: 360px;
  line-height: 1.5;
}
.wa-footer-links { display: flex; gap: 60px; font-size: 13px; }
.wa-footer-links > .group { display: flex; flex-direction: column; gap: 10px; }
.wa-footer-links .h {
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(248, 246, 241, 0.45);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}
.wa-footer-links a {
  color: rgba(248, 246, 241, 0.85);
  text-decoration: none;
}
.wa-footer-bottom {
  border-top: 1px solid rgba(248, 246, 241, 0.15);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(248, 246, 241, 0.5);
  letter-spacing: 0.04em;
}

/* ── landing responsive ─────────────────────────────────────── */
@media (max-width: 1100px) {
  .wa-topbar { padding: 22px 48px; }
  .wa-topbar nav { gap: 24px; }
  .wa-hero { padding: 80px 48px 70px; }
  .wa-hero-wordmark > .wa-wordmark { font-size: 128px; }
  .wa-hero-h1 { font-size: 38px; }
  .wa-hero-p { font-size: 17px; }
  .wa-section { padding: 70px 48px 56px; }
  .wa-section-rule { margin: 0 48px; }
  .wa-h2-large { font-size: 38px; }
  .wa-h2-mid { font-size: 32px; }
  .wa-courses-grid { gap: 56px; }
  .wa-footer { padding: 48px 48px 40px; }
  .wa-footer-links { gap: 44px; }
}

@media (max-width: 860px) {
  .wa-topbar { padding: 18px 28px; }
  .wa-topbar nav { gap: 18px; font-size: 13px; }
  .wa-hero { padding: 56px 28px 48px; }
  .wa-hero-wordmark > .wa-wordmark { font-size: 96px; letter-spacing: -0.045em; }
  .wa-hero-h1 { font-size: 32px; margin-bottom: 22px; }
  .wa-hero-p { font-size: 16px; margin-bottom: 28px; }
  .wa-cta-row { flex-wrap: wrap; row-gap: 10px; }
  .wa-install-cmd { margin-left: 0; flex-basis: 100%; }

  .wa-section { padding: 56px 28px 44px; }
  .wa-section-rule { margin: 0 28px; }
  .wa-h2-large { font-size: 30px; }
  .wa-h2-mid { font-size: 26px; }
  .wa-features-grid { grid-template-columns: 1fr 1fr; }
  .wa-features-grid > .cell { min-height: 0; padding: 28px 26px 30px; }
  .wa-courses-grid { grid-template-columns: 1fr; gap: 32px; }
  .wa-steps-grid { grid-template-columns: 1fr; gap: 32px; }
  .wa-adoption-grid { grid-template-columns: 1fr; }
  .wa-adoption-grid > .cell {
    border-right: none;
    border-bottom: 1px solid var(--rule);
    padding: 24px 22px 26px;
  }

  .wa-footer { padding: 40px 28px 32px; }
  .wa-footer-top {
    flex-direction: column;
    gap: 28px;
    align-items: flex-start;
  }
  .wa-footer-links { flex-wrap: wrap; gap: 28px 40px; }
}

@media (max-width: 560px) {
  .wa-topbar {
    padding: 14px 18px;
    gap: 12px;
    flex-wrap: wrap;
  }
  .wa-topbar nav { gap: 14px; font-size: 12px; flex-wrap: wrap; }
  .wa-nav-link { display: none; }
  .wa-cta-mini { padding: 7px 12px; font-size: 12px; }

  .wa-hero { padding: 36px 18px 36px; }
  .wa-hero-wordmark { margin-bottom: 26px; }
  .wa-hero-wordmark > .wa-wordmark { font-size: 56px; letter-spacing: -0.04em; }
  .wa-hero-h1 { font-size: 24px; line-height: 1.2; margin-bottom: 18px; }
  .wa-hero-p { font-size: 15px; margin-bottom: 22px; }
  .wa-cta-row > a { width: 100%; text-align: center; box-sizing: border-box; }
  .wa-install-cmd { display: none; }

  .wa-section { padding: 40px 18px 28px; }
  .wa-section-rule { margin: 0 18px; }
  .wa-h2-large { font-size: 24px; line-height: 1.18; }
  .wa-h2-large br { display: none; }
  .wa-h2-mid { font-size: 22px; }
  .wa-section-num-row { gap: 12px; margin-bottom: 32px; }
  .wa-features-grid { grid-template-columns: 1fr; }

  .wa-courses-table .wa-col-theme { display: none; }
  .wa-courses-table .wa-col-name { font-size: 15px; }
  .wa-courses-table th,
  .wa-courses-table td { padding: 14px 0; }

  .wa-footer { padding: 32px 18px 24px; }
  .wa-footer-bottom {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }
}

/* ── markdown content inside .wa-docs-article ───────────────── */
.wa-docs-article h1 {
  font-size: 44px;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin: 0 0 18px;
  color: var(--ink);
}
.wa-docs-article h2 {
  font-size: 26px;
  font-weight: 700;
  margin: 48px 0 16px;
  letter-spacing: -0.015em;
  line-height: 1.2;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule);
  color: var(--ink);
  scroll-margin-top: 24px;
}
.wa-docs-article h3 {
  font-size: 19px;
  font-weight: 600;
  margin: 32px 0 12px;
  letter-spacing: -0.01em;
  color: var(--ink);
  scroll-margin-top: 24px;
}
.wa-docs-article h4 {
  font-size: 15px;
  font-weight: 600;
  margin: 24px 0 10px;
  color: var(--ink);
}
.wa-docs-article a {
  color: var(--wa-red);
  text-decoration: none;
  border-bottom: 1px solid rgba(184, 37, 43, 0.35);
}
.wa-docs-article a:hover { border-bottom-color: var(--wa-red); }
.wa-docs-article ul,
.wa-docs-article ol {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-mute);
  margin: 0 0 16px;
  padding-left: 24px;
}
.wa-docs-article li { margin-bottom: 6px; }
.wa-docs-article li > p { margin: 0 0 8px; }
.wa-docs-article blockquote {
  border-left: 3px solid var(--wa-red);
  padding: 4px 16px;
  margin: 0 0 16px;
  color: var(--ink-mute);
  background: rgba(184, 37, 43, 0.03);
}
.wa-docs-article pre {
  font-family: var(--mono);
  font-size: 13px;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 14px 16px;
  margin: 0 0 20px;
  overflow-x: auto;
  line-height: 1.55;
}
.wa-docs-article pre code {
  background: none;
  padding: 0;
  border-radius: 0;
  font-size: inherit;
  color: inherit;
}
.wa-docs-article table {
  border-collapse: collapse;
  width: 100%;
  font-size: 14px;
  margin: 0 0 20px;
}
.wa-docs-article th,
.wa-docs-article td {
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--rule);
}
.wa-docs-article th {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-faint);
  font-weight: 500;
}
.wa-docs-article img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  border: 1px solid var(--rule);
}
.wa-docs-article hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 32px 0;
}

/* instructions-box container (::: instructions-box) */
.wa-docs-article .instructions-box {
  border: 1px solid var(--rule);
  border-left: 3px solid var(--wa-red);
  border-radius: 4px;
  padding: 20px 24px 4px;
  background: rgba(184, 37, 43, 0.03);
  margin: 0 0 32px;
}
.wa-docs-article .instructions-box > h3:first-child,
.wa-docs-article .instructions-box > h2:first-child {
  margin-top: 0;
  border-bottom: none;
  padding-bottom: 0;
}

/* TOC nested */
.wa-docs-toc-list details {
  margin: 0;
}
.wa-docs-toc-list details > summary {
  list-style: none;
  cursor: pointer;
  display: block;
  padding: 4px 0;
  font-size: 12px;
  color: var(--ink-mute);
}
.wa-docs-toc-list details > summary::-webkit-details-marker { display: none; }
.wa-docs-toc-list details > summary a {
  color: inherit;
  text-decoration: none;
}
.wa-docs-toc-sublist {
  list-style: none;
  padding: 0 0 0 12px;
  margin: 4px 0 8px;
  border-left: 1px solid var(--rule);
}
.wa-docs-toc-sublist a {
  display: block;
  padding: 3px 0 3px 8px;
  font-size: 12px;
  color: var(--ink-faint);
  text-decoration: none;
}
.wa-docs-toc-sublist a:hover { color: var(--ink); }