/* Core Learning Exchange — redesign draft (Oct 2026)
   Tokens: drafting navy + shop-floor safety yellow; Archivo (wide) for display, Source Serif 4 for reading. */

:root {
  --ink: #13222d;
  --core: #1a5276;
  --core-deep: #0f3550;
  --paper: #f5f7f8;
  --white: #ffffff;
  --rule: #cad5dd;
  --muted: #4c6170;
  --signal: #f5c518;
  --signal-soft: #fdf3c4;
  --verified: #1e8449;

  --display: "Archivo", "Arial Narrow", Arial, sans-serif;
  --read: "Source Serif 4", Georgia, serif;

  --measure: 34em;
  --wrap: 1180px;
  --gutter: clamp(20px, 4vw, 48px);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--read);
  font-size: 1.125rem;
  line-height: 1.6;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--core); text-underline-offset: 0.18em; }
a:hover { color: var(--core-deep); }
:focus-visible { outline: 3px solid var(--signal); outline-offset: 3px; box-shadow: 0 0 0 6px var(--ink); }

.skip { position: absolute; left: -9999px; top: 0; background: var(--signal); color: var(--ink); padding: 10px 16px; z-index: 100; font-family: var(--display); font-weight: 700; }
.skip:focus { left: 12px; top: 12px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- Draft banner ---------- */
.draft-bar {
  background: var(--signal);
  color: var(--ink);
  font-family: var(--display);
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  padding: 7px 16px;
}

/* ---------- Type ---------- */
h1, h2, h3, h4 { font-family: var(--display); color: var(--ink); margin: 0; line-height: 1.08; }
h1 { font-size: clamp(2.5rem, 5.6vw, 4.6rem); font-weight: 800; font-stretch: 118%; letter-spacing: -0.015em; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.8rem); font-weight: 800; font-stretch: 112%; letter-spacing: -0.01em; }
h3 { font-size: 1.35rem; font-weight: 700; font-stretch: 105%; line-height: 1.2; }
h4 { font-size: 1.05rem; font-weight: 700; line-height: 1.3; }
p { margin: 0 0 1em; max-width: var(--measure); }
.lede { font-size: clamp(1.2rem, 1.8vw, 1.4rem); line-height: 1.5; color: var(--ink); max-width: 30em; }
.muted { color: var(--muted); }
.small { font-size: 0.95rem; }
.ui { font-family: var(--display); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  padding: 14px 22px;
  border: 2px solid var(--ink);
  border-radius: 2px;
  line-height: 1.1;
}
.btn-primary { background: var(--ink); color: var(--white); }
.btn-primary:hover { background: var(--core-deep); border-color: var(--core-deep); color: var(--white); }
.btn-secondary { background: transparent; color: var(--ink); }
.btn-secondary:hover { background: var(--white); color: var(--ink); }
.on-dark .btn-primary { background: var(--signal); color: var(--ink); border-color: var(--signal); }
.on-dark .btn-primary:hover { background: var(--white); border-color: var(--white); }
.on-dark .btn-secondary { color: var(--white); border-color: var(--white); }
.on-dark .btn-secondary:hover { background: rgba(255,255,255,.1); color: var(--white); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* ---------- Header ---------- */
.site-header { background: var(--white); border-bottom: 1px solid var(--rule); position: sticky; top: 0; z-index: 50; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 72px; }
.brand img { height: 42px; width: auto; }
.nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 4px; align-items: center; }
.nav a {
  font-family: var(--display); font-size: 0.95rem; font-weight: 600; color: var(--ink);
  text-decoration: none; padding: 8px 10px; display: block; border-bottom: 3px solid transparent;
}
.nav a:hover { border-bottom-color: var(--rule); }
.nav a[aria-current="page"] { border-bottom-color: var(--signal); }
.nav .nav-cta a { background: var(--ink); color: var(--white); border-radius: 2px; padding: 8px 14px; margin-left: 8px; border-bottom: 0; }
.nav .nav-cta a:hover { background: var(--core-deep); }
.menu-toggle { display: none; }

@media (max-width: 1080px) {
  .nav { display: none; }
  .menu-toggle { display: block; }
  .menu-toggle summary {
    list-style: none; cursor: pointer; font-family: var(--display); font-weight: 700;
    border: 2px solid var(--ink); padding: 8px 14px; border-radius: 2px;
  }
  .menu-toggle summary::-webkit-details-marker { display: none; }
  .menu-toggle[open] .nav { display: block; position: absolute; left: 0; right: 0; top: 72px; background: var(--white); border-bottom: 1px solid var(--rule); padding: 12px var(--gutter) 20px; }
  .menu-toggle[open] .nav ul { flex-direction: column; align-items: stretch; }
  .nav .nav-cta a { margin: 8px 0 0; text-align: center; }
}

/* ---------- Sections ---------- */
.section { padding: clamp(64px, 9vw, 112px) 0; }
.section-tight { padding: clamp(44px, 6vw, 72px) 0; }
.band-white { background: var(--white); }
.band-dark { background: var(--core-deep); color: #e6edf2; }
.band-dark h2, .band-dark h3, .band-dark h4 { color: var(--white); }
.band-dark a { color: var(--signal); }
.band-dark .muted { color: #b5c6d3; }
.band-signal { background: var(--signal); }
.section-head { max-width: 46rem; margin-bottom: clamp(36px, 5vw, 56px); }
.section-head h2 + p, .section-head h1 + p { margin-top: 18px; }

.split { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.split-even { grid-template-columns: 1fr 1fr; }
.split-rev { grid-template-columns: 7fr 5fr; }
@media (max-width: 860px) { .split, .split-even, .split-rev { grid-template-columns: 1fr; } }

/* ---------- Home hero ---------- */
.hero { padding: clamp(48px, 7vw, 96px) 0 clamp(56px, 8vw, 104px); background: var(--white); border-bottom: 1px solid var(--rule); }
.hero .split { grid-template-columns: 6fr 6fr; align-items: center; }
.hero h1 { max-width: 11em; font-size: clamp(2.4rem, 4.6vw, 4rem); }
.hero .lede { margin-top: 26px; }
@media (max-width: 960px) { .hero .split { grid-template-columns: 1fr; } }

/* The fitting: one lesson sheet, fitted in four passes */
.fitting { font-family: var(--display); }
.fit-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 2px solid var(--ink); border-bottom: 0; }
.fit-step {
  appearance: none; background: var(--white); border: 0; border-right: 1px solid var(--rule);
  font: inherit; text-align: left; padding: 10px 12px 12px; cursor: pointer; color: var(--muted);
  position: relative;
}
.fit-step:last-child { border-right: 0; }
.fit-step .n { display: block; font-size: 0.8rem; font-weight: 700; }
.fit-step .t { display: block; font-size: 0.95rem; font-weight: 700; color: var(--ink); line-height: 1.15; }
.fit-step[aria-pressed="true"] { background: var(--ink); color: #b5c6d3; }
.fit-step[aria-pressed="true"] .t { color: var(--white); }
.fit-step.done .n::after { content: " \2713"; color: var(--verified); }
.fit-step[aria-pressed="true"].done .n::after { color: var(--signal); }

.sheet {
  border: 2px solid var(--ink); background: var(--paper);
  background-image: linear-gradient(var(--rule) 1px, transparent 1px);
  background-size: 100% 32px; background-position: 0 31px;
  padding: 22px 24px 26px; min-height: 430px;
}
.sheet-head { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; border-bottom: 2px solid var(--ink); padding-bottom: 10px; margin-bottom: 16px; background: var(--paper); }
.sheet-head .k { font-size: 0.8rem; font-weight: 600; color: var(--muted); }
.sheet-title { font-size: 1.35rem; font-weight: 800; font-stretch: 110%; line-height: 1.15; }
.layer {
  display: grid; grid-template-columns: 34px 1fr; gap: 12px; align-items: start;
  background: var(--white); border-left: 6px solid var(--core); padding: 12px 14px; margin-top: 10px;
  transition: opacity .35s ease, transform .35s ease;
}
.layer[hidden] { display: none; }
.layer.enter { opacity: 0; transform: translateY(6px); }
.layer .badge { width: 30px; height: 30px; border-radius: 50%; background: var(--core); color: var(--white); display: grid; place-items: center; font-weight: 800; font-size: 0.9rem; }
.layer h4 { font-size: 0.95rem; margin-bottom: 2px; }
.layer p { font-family: var(--read); font-size: 0.98rem; line-height: 1.45; margin: 0; }
.layer[data-layer="2"] { border-left-color: #8a6d00; } .layer[data-layer="2"] .badge { background: #8a6d00; }
.layer[data-layer="3"] { border-left-color: var(--muted); } .layer[data-layer="3"] .badge { background: var(--muted); }
.layer[data-layer="4"] { border-left-color: var(--verified); } .layer[data-layer="4"] .badge { background: var(--verified); }
.tutor-line { margin-top: 8px; font-family: var(--read); font-style: italic; background: var(--signal-soft); padding: 8px 10px; font-size: 0.95rem; }
.fit-caption { font-family: var(--read); font-size: 0.92rem; color: var(--muted); margin-top: 12px; max-width: none; }
@media (prefers-reduced-motion: reduce) { .layer { transition: none; } }
@media (max-width: 560px) {
  .fit-steps { grid-template-columns: repeat(2, 1fr); }
  .fit-step:nth-child(2) { border-right: 0; }
  .fit-step:nth-child(-n+2) { border-bottom: 1px solid var(--rule); }
  .sheet { padding: 18px 16px 20px; }
}

/* ---------- Four fits (sequence, numbered on purpose) ---------- */
.fits { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 2px solid var(--ink); }
.fits li { padding: 22px 22px 8px 0; margin-right: 22px; border-right: 1px solid var(--rule); }
.fits li:last-child { border-right: 0; margin-right: 0; }
.fits .n { font-family: var(--display); font-weight: 800; font-size: 2.6rem; font-stretch: 120%; color: var(--core); line-height: 1; display: block; margin-bottom: 14px; }
.fits h3 { margin-bottom: 10px; }
.fits p { font-size: 1rem; }
@media (max-width: 900px) {
  .fits { grid-template-columns: 1fr 1fr; }
  .fits li:nth-child(2) { border-right: 0; margin-right: 0; }
}
@media (max-width: 560px) {
  .fits { grid-template-columns: 1fr; }
  .fits li { border-right: 0; margin-right: 0; border-bottom: 1px solid var(--rule); }
}

/* ---------- Big statement ---------- */
.statement { font-family: var(--display); font-weight: 800; font-stretch: 122%; font-size: clamp(2.4rem, 6vw, 5rem); line-height: 1.02; letter-spacing: -0.02em; max-width: 12em; margin: 0; }
.band-dark .statement { color: var(--white); }

/* ---------- Principles list ---------- */
.principles { list-style: none; padding: 0; margin: 0; }
.principles li { display: grid; grid-template-columns: minmax(180px, 4fr) 8fr; gap: 28px; padding: 24px 0; border-top: 1px solid var(--rule); }
.band-dark .principles li { border-top-color: rgba(255,255,255,.18); }
.principles li:last-child { border-bottom: 1px solid var(--rule); }
.band-dark .principles li:last-child { border-bottom-color: rgba(255,255,255,.18); }
.principles h3 { font-size: 1.25rem; }
.principles p { margin: 0; }
.principles p + p { margin-top: 0.7em; }
@media (max-width: 700px) { .principles li { grid-template-columns: 1fr; gap: 8px; } }

/* ---------- Simple feature list (non-sequence) ---------- */
.ticks { list-style: none; padding: 0; margin: 0; }
.ticks li { padding: 10px 0 10px 30px; border-bottom: 1px solid var(--rule); position: relative; max-width: var(--measure); }
.ticks li::before { content: ""; position: absolute; left: 4px; top: 19px; width: 12px; height: 7px; border-left: 3px solid var(--verified); border-bottom: 3px solid var(--verified); transform: rotate(-45deg); }
.band-dark .ticks li { border-bottom-color: rgba(255,255,255,.18); }
.band-dark .ticks li::before { border-color: var(--signal); }
.ticks strong { font-family: var(--display); }

.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0; border-top: 2px solid var(--ink); }
.facts > div { padding: 20px 20px 20px 0; border-bottom: 1px solid var(--rule); }
.facts h3 { font-size: 1.1rem; margin-bottom: 6px; }
.facts p { font-size: 1rem; margin: 0; }

/* Proof figures — used once, on the certifications band */
.figure-row { display: flex; flex-wrap: wrap; gap: 40px 64px; margin: 8px 0 28px; }
.figure-row .fig { font-family: var(--display); }
.figure-row .num { font-size: clamp(2.6rem, 5vw, 3.8rem); font-weight: 800; font-stretch: 118%; line-height: 1; display: block; }
.figure-row .lbl { font-size: 1rem; font-weight: 600; max-width: 14em; display: block; margin-top: 6px; }

.sector-list { list-style: none; padding: 0; margin: 0; columns: 2; column-gap: 32px; font-family: var(--display); }
.sector-list li { padding: 8px 0; border-bottom: 1px solid var(--rule); break-inside: avoid; display: flex; justify-content: space-between; gap: 12px; }
.sector-list span { color: var(--muted); font-weight: 600; }
@media (max-width: 560px) { .sector-list { columns: 1; } }

/* ---------- Screens ---------- */
.screen { border: 2px solid var(--ink); background: var(--white); }
.screen img { width: 100%; }
.screen figcaption { font-size: 0.95rem; padding: 10px 14px; border-top: 1px solid var(--rule); color: var(--muted); }
.screens { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
@media (max-width: 760px) { .screens { grid-template-columns: 1fr; } }
figure { margin: 0; }

/* ---------- Language strip ---------- */
.lang-strip { font-family: var(--display); font-weight: 700; font-size: clamp(1.3rem, 2.6vw, 2rem); line-height: 1.5; color: var(--white); }
.lang-strip span { white-space: nowrap; margin-right: 0.7em; }
.lang-strip span:nth-child(3n+2) { color: var(--signal); }
.lang-strip span:nth-child(3n) { color: #9fb6c7; }

/* ---------- Audiences ---------- */
.audiences { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 2px solid var(--ink); }
.audiences > div { padding: 20px 20px 4px 0; }
.audiences h3 { font-size: 1.1rem; margin-bottom: 8px; }
.audiences p { font-size: 1rem; }
@media (max-width: 900px) { .audiences { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .audiences { grid-template-columns: 1fr; } }

/* ---------- Trust row ---------- */
.trust { display: flex; flex-wrap: wrap; gap: 14px 40px; font-family: var(--display); font-size: 0.98rem; }
.trust div strong { display: block; font-size: 1.05rem; }
.awards { list-style: none; padding: 0; margin: 0; font-family: var(--display); }
.awards li { padding: 10px 0; border-bottom: 1px solid var(--rule); display: grid; grid-template-columns: 64px 1fr; }
.awards b { color: var(--core); }

/* ---------- Coverage example ---------- */
.coverage { border: 2px solid var(--ink); background: var(--white); padding: 28px; }
.coverage .bar { display: flex; height: 44px; margin: 18px 0 14px; border: 2px solid var(--ink); }
.coverage .bar span { display: block; height: 100%; }
.coverage .legend { list-style: none; padding: 0; margin: 0; font-family: var(--display); }
.coverage .legend li { display: grid; grid-template-columns: 18px 64px 1fr; gap: 10px; align-items: baseline; padding: 6px 0; }
.coverage .sw { width: 14px; height: 14px; display: inline-block; border: 1px solid var(--ink); }
.coverage .pct { font-weight: 800; font-size: 1.2rem; }

/* ---------- Steps (real sequence) ---------- */
.steps { list-style: none; counter-reset: s; padding: 0; margin: 0; }
.steps li { counter-increment: s; display: grid; grid-template-columns: 56px 1fr; gap: 16px; padding: 18px 0; border-top: 1px solid var(--rule); }
.steps li::before { content: counter(s); font-family: var(--display); font-weight: 800; font-size: 1.6rem; color: var(--core); line-height: 1.1; }
.steps h3 { font-size: 1.15rem; margin-bottom: 4px; }
.steps p { margin: 0; font-size: 1.02rem; }
.band-dark .steps li { border-top-color: rgba(255,255,255,.18); }
.band-dark .steps li::before { color: var(--signal); }

/* ---------- Page header (inner pages) ---------- */
.page-head { background: var(--white); border-bottom: 1px solid var(--rule); padding: clamp(48px, 7vw, 88px) 0 clamp(40px, 5vw, 64px); }
.page-head h1 { font-size: clamp(2.3rem, 4.8vw, 3.8rem); max-width: 14em; }
.page-head .lede { margin-top: 20px; }

/* ---------- Quote ---------- */
.pull { border-left: 6px solid var(--signal); padding: 4px 0 4px 22px; margin: 0; }
.pull p { font-family: var(--read); font-size: 1.35rem; line-height: 1.45; font-style: italic; max-width: 28em; }
.pull cite { font-family: var(--display); font-style: normal; font-size: 0.95rem; color: var(--muted); }
.band-dark .pull cite { color: #b5c6d3; }

/* ---------- Tables / search ---------- */
.toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 20px; }
.toolbar input[type="search"] {
  font: 1rem var(--display); padding: 12px 14px; border: 2px solid var(--ink); border-radius: 2px; min-width: min(100%, 360px); background: var(--white);
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font: 600 0.92rem var(--display); background: var(--white); border: 1px solid var(--ink); border-radius: 2px; padding: 7px 12px; cursor: pointer; color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); color: var(--white); }
.chip .c { color: var(--muted); margin-left: 4px; }
.chip[aria-pressed="true"] .c { color: #b5c6d3; }
.data-table { width: 100%; border-collapse: collapse; background: var(--white); font-family: var(--display); font-size: 0.98rem; }
.data-table th { text-align: left; background: var(--ink); color: var(--white); padding: 12px 14px; font-weight: 700; }
.data-table td { padding: 11px 14px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.data-table td.num, .data-table th.num { text-align: right; white-space: nowrap; }
.data-table .sector { color: var(--muted); font-size: 0.9rem; }
.status { font-family: var(--display); font-size: 0.95rem; color: var(--muted); margin: 0 0 12px; max-width: none; }

/* Catalog */
.catalog { display: grid; grid-template-columns: 280px 1fr; gap: 32px; align-items: start; }
.cluster-nav { position: sticky; top: 92px; max-height: calc(100vh - 110px); overflow: auto; border-top: 2px solid var(--ink); }
.cluster-nav button {
  display: flex; justify-content: space-between; gap: 10px; width: 100%; text-align: left; background: none; border: 0;
  border-bottom: 1px solid var(--rule); padding: 10px 6px; font: 600 0.95rem var(--display); color: var(--ink); cursor: pointer;
}
.cluster-nav button span:last-child { color: var(--muted); }
.cluster-nav button[aria-pressed="true"] { background: var(--ink); color: var(--white); }
.cluster-nav button[aria-pressed="true"] span:last-child { color: #b5c6d3; }
.cluster-block { margin-bottom: 36px; }
.cluster-block > h2 { font-size: 1.6rem; padding-bottom: 10px; border-bottom: 2px solid var(--ink); margin-bottom: 4px; }
.course { border-bottom: 1px solid var(--rule); background: var(--white); }
.course summary { cursor: pointer; padding: 14px 16px; display: grid; grid-template-columns: 1fr auto; gap: 12px; font-family: var(--display); list-style: none; }
.course summary::-webkit-details-marker { display: none; }
.course summary .nm { font-weight: 700; }
.course summary .pub { display: block; font-weight: 500; color: var(--muted); font-size: 0.9rem; }
.course summary .ct { color: var(--muted); font-size: 0.9rem; white-space: nowrap; }
.course summary .ct::after { content: " +"; font-weight: 800; color: var(--ink); }
.course[open] summary .ct::after { content: " \2212"; }
.course ol { margin: 0; padding: 4px 22px 18px 52px; font-size: 0.98rem; columns: 2; column-gap: 32px; }
.course ol li { break-inside: avoid; padding: 3px 0; }
mark { background: var(--signal-soft); color: inherit; padding: 0 2px; }
@media (max-width: 860px) {
  .catalog { grid-template-columns: 1fr; }
  .cluster-nav { position: static; max-height: 260px; }
  .course ol { columns: 1; }
}

/* Team */
.team { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 40px 32px; }
.person img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; filter: grayscale(100%); border-bottom: 6px solid var(--signal); }
.person h3 { margin-top: 14px; font-size: 1.2rem; }
.person .role { font-family: var(--display); font-weight: 600; color: var(--core); margin: 2px 0 8px; }
.person p { font-size: 0.98rem; }
.person .links { font-family: var(--display); font-size: 0.95rem; display: flex; gap: 14px; }

/* Blog */
.posts { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 44px 32px; }
.post img { aspect-ratio: 16 / 10; object-fit: cover; width: 100%; }
.post .date { font-family: var(--display); font-size: 0.9rem; color: var(--muted); margin: 12px 0 6px; }
.post h3 { font-size: 1.2rem; margin-bottom: 8px; }
.post h3 a { color: var(--ink); text-decoration: none; }
.post h3 a:hover { text-decoration: underline; }
.post p { font-size: 1rem; }
.post-lead { display: grid; grid-template-columns: 7fr 5fr; gap: 40px; align-items: center; padding-bottom: 48px; margin-bottom: 48px; border-bottom: 2px solid var(--ink); }
.post-lead h2 a { color: var(--ink); text-decoration: none; }
@media (max-width: 860px) { .post-lead { grid-template-columns: 1fr; } }

/* Legal */
.legal { max-width: 46rem; }
.legal h1 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 16px; }
.legal h2 { font-size: 1.6rem; margin: 2em 0 0.6em; }
.legal h3 { font-size: 1.2rem; margin: 1.6em 0 0.5em; }
.legal ul, .legal ol { padding-left: 1.3em; max-width: var(--measure); }
.legal li { margin-bottom: 0.4em; }
.legal table { border-collapse: collapse; width: 100%; font-size: 0.95rem; margin: 1em 0; }
.legal th, .legal td { border: 1px solid var(--rule); padding: 8px 10px; text-align: left; vertical-align: top; }
.legal section, .legal .container { padding: 0 !important; margin: 0 !important; background: none !important; max-width: none !important; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 56px; }
.contact-grid iframe { width: 100%; min-height: 720px; border: 2px solid var(--ink); background: var(--white); }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #c7d4de; padding: 56px 0 40px; font-family: var(--display); font-size: 0.95rem; }
.site-footer a { color: var(--white); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.footer-top { display: grid; grid-template-columns: 6fr 3fr 3fr; gap: 32px; padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,.15); }
.tagline { font-size: clamp(1.4rem, 2.6vw, 2rem); font-weight: 800; font-stretch: 115%; color: var(--white); line-height: 1.15; max-width: 14em; margin: 0; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { padding: 4px 0; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; padding-top: 24px; }
@media (max-width: 760px) { .footer-top { grid-template-columns: 1fr; } }

/* Review notes for approvers (draft only) */
.review-note { background: var(--signal-soft); border: 1px dashed #8a6d00; padding: 12px 16px; font-family: var(--display); font-size: 0.92rem; margin: 24px 0 0; max-width: 46rem; }
.review-note strong { color: #6b5500; }

/* Blog post */
.post-wrap { max-width: 46rem; }
.post-hero { width: 100%; aspect-ratio: 16 / 8; object-fit: cover; margin-bottom: 36px; }
.post-body h2 { font-size: 1.6rem; margin: 1.8em 0 0.6em; }
.post-body h3 { font-size: 1.2rem; margin: 1.6em 0 0.5em; }
.post-body ul, .post-body ol { padding-left: 1.3em; max-width: var(--measure); }
.post-body li { margin-bottom: 0.5em; }
.post-body img { margin: 1.5em 0; }
.post-body blockquote { border-left: 6px solid var(--signal); margin: 1.8em 0; padding: 4px 0 4px 22px; font-style: italic; font-size: 1.2rem; }
.post-body blockquote span { display: block; font-style: normal; font-family: var(--display); font-size: 0.95rem; color: var(--muted); margin-top: 8px; }
.post-body table { border-collapse: collapse; width: 100%; font-size: 0.95rem; margin: 1.5em 0; }
.post-body th, .post-body td { border: 1px solid var(--rule); padding: 8px 10px; text-align: left; vertical-align: top; }
.post-body a[href$="contact.html"], .post-body a[href$="ai-and-learning.html"] { font-weight: 600; }
.post-wrap h1 { font-size: clamp(2rem, 3.6vw, 2.9rem); font-stretch: 110%; }

/* Comparison table (certifications) */
.compare { width: 100%; border-collapse: collapse; font-size: 1.02rem; }
.compare th { text-align: left; font-family: var(--display); font-size: 1.05rem; padding: 0 20px 14px 0; border-bottom: 2px solid rgba(255,255,255,.5); width: 50%; }
.compare th:first-child { color: #9fb6c7; }
.compare th:last-child { color: var(--signal); }
.compare td { padding: 16px 20px 16px 0; border-bottom: 1px solid rgba(255,255,255,.18); vertical-align: top; }
.compare td:first-child { color: #9fb6c7; }
.compare td:last-child { color: var(--white); }
@media (max-width: 640px) {
  .compare thead { display: none; }
  .compare tr { display: block; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.18); }
  .compare td { display: block; border: 0; padding: 4px 0; }
  .compare td:first-child { text-decoration: line-through; text-decoration-color: rgba(159,182,199,.6); }
}
.issuers { font-size: 1.05rem; max-width: 52rem; border-top: 1px solid var(--rule); padding-top: 18px; margin: 0; }
.issuers .ui { font-weight: 700; margin-right: 6px; }
@media (max-width: 900px) { .audiences[style] { grid-template-columns: 1fr !important; } }
.audiences .ticks li { font-size: 1rem; }

/* Readiness exams (certifications) */
.exams { display: grid; grid-template-columns: 1fr 1fr; gap: 0 48px; }
.exam { border-top: 6px solid var(--ink); padding: 22px 0 32px; }
.exam h3 { font-size: 1.9rem; font-weight: 800; font-stretch: 115%; }
.exam .exam-for { font-family: var(--display); font-weight: 700; color: var(--core); margin: 6px 0 14px; }
.exam .ticks li { font-size: 1rem; }
@media (max-width: 860px) { .exams { grid-template-columns: 1fr; } }

/* Certifications by cluster */
.clusters { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px 32px; }
.cluster { border-top: 2px solid var(--ink); padding-top: 14px; }
.cluster h3 { font-size: 1.08rem; margin-bottom: 10px; }
.cluster ul { list-style: none; padding: 0; margin: 0; }
.cluster li { font-size: 0.98rem; padding: 6px 0; border-bottom: 1px solid var(--rule); line-height: 1.35; }
@media (max-width: 1000px) { .clusters { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .clusters { grid-template-columns: 1fr; } }
.status-tag { display: inline-block; vertical-align: middle; font-size: 0.8rem; font-weight: 700; font-stretch: 100%; background: var(--signal); color: var(--ink); padding: 4px 8px; border-radius: 2px; margin-left: 6px; }
/* Two-line nav label (Certification / Test Prep) */
.nav a { line-height: 1.15; text-align: center; }
@media (max-width: 1080px) { .nav .nav-br { display: none; } .nav a { text-align: left; } }

/* FAQs */
.faq-wrap { max-width: 48rem; }
.faq-group { margin-bottom: 48px; }
.faq-group h2 { font-size: 1.7rem; padding-bottom: 10px; border-bottom: 2px solid var(--ink); margin-bottom: 4px; }
.faq { padding: 18px 0; border-bottom: 1px solid var(--rule); }
.faq h3 { font-size: 1.12rem; margin-bottom: 8px; }
.faq p { margin: 0; }
.faq-list .faq:first-child { padding-top: 0; }
.faq-list .faq h3 { font-size: 1.1rem; }
@media (max-width: 1080px) { .menu-toggle .nav a { padding-top: 13px; padding-bottom: 13px; } }

/* HubSpot form embeds */
.hs-form { display: block; width: 100%; min-height: 900px; border: 2px solid var(--ink); background: var(--white); }
.hs-form-pilot { min-height: 820px; }