/* Social Return Advisory — Apprenticeship microsite
   Brand: forest #1F3D2B, gold #C9B88A, cream #F4F1EC,
   charcoal #2C3040, sage #7E8E79, hairline #D4C9B4 */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@500;600;700&family=Libre+Franklin:wght@400;500;600;700&family=DM+Mono:wght@400;500&display=swap');

:root {
  --forest: #1F3D2B;
  --gold: #C9B88A;
  --cream: #F4F1EC;
  --charcoal: #2C3040;
  --sage: #7E8E79;
  --hairline: #D4C9B4;

  --display: 'Cormorant Garamond', Georgia, serif;
  --sans: 'Libre Franklin', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'DM Mono', ui-monospace, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--cream);
  color: var(--charcoal);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ---------- Navigation ---------- */
.site-nav {
  background: var(--forest);
  color: var(--gold);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 22px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  text-decoration: none;
  display: inline-block;
  line-height: 1;
}

.brand .brand-name {
  font-family: var(--display);
  font-weight: 600;
  font-size: 30px;
  color: var(--cream);
  letter-spacing: 0.5px;
  position: relative;
  padding-bottom: 10px;
}

.brand .brand-name::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 46px;
  height: 2px;
  background: var(--gold);
}

.brand .brand-sub {
  display: block;
  font-family: var(--mono);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: 4px;
  color: var(--sage);
  margin-top: 8px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  list-style: none;
}

.nav-links > li { position: relative; }

.nav-links a,
.nav-links .nav-label {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  text-decoration: none;
  padding: 6px 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-links a:hover { color: var(--cream); }

.nav-links a.active {
  color: var(--cream);
  border-bottom: 2px solid var(--gold);
}

.nav-links .caret { font-size: 10px; opacity: 0.8; }

.nav-links .disabled {
  color: var(--sage);
  opacity: 0.55;
  cursor: not-allowed;
}

/* Dropdown */
.has-dropdown .dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 12px;
  background: var(--forest);
  border: 1px solid rgba(201, 184, 138, 0.35);
  border-radius: 6px;
  min-width: 280px;
  padding: 8px 0;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.16s ease, transform 0.16s ease, visibility 0.16s;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
}

.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown li a {
  display: block;
  padding: 11px 22px;
  letter-spacing: 1.5px;
  font-size: 12.5px;
  white-space: nowrap;
  border-bottom: none;
}

.dropdown li a.active { border-bottom: none; color: var(--cream); }

/* ---------- Layout ---------- */
.wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 80px 40px 120px;
}

.wrap-wide { max-width: 1080px; }

.eyebrow {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 26px;
}

h1.display {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(46px, 7vw, 88px);
  line-height: 1.02;
  color: var(--forest);
  letter-spacing: -1px;
  margin-bottom: 34px;
}

.lede {
  font-size: 21px;
  line-height: 1.6;
  color: var(--charcoal);
  max-width: 720px;
  margin-bottom: 16px;
}

h2 {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(30px, 4vw, 42px);
  color: var(--forest);
  line-height: 1.12;
  letter-spacing: -0.4px;
  margin-bottom: 20px;
}

h3 {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 19px;
  color: var(--forest);
  margin-bottom: 12px;
  letter-spacing: 0.2px;
}

p { margin-bottom: 18px; max-width: 720px; }

a.inline { color: var(--forest); text-decoration: underline; text-underline-offset: 3px; }
a.inline:hover { color: var(--sage); }

.section { margin-top: 72px; }

.section-divider {
  border: none;
  border-top: 1px solid var(--hairline);
  margin: 72px 0;
}

/* ---------- Navigation cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 56px;
}

.nav-card {
  display: block;
  text-decoration: none;
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: 30px 30px 34px;
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.nav-card:hover {
  border-color: var(--gold);
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(31, 61, 43, 0.10);
}

.nav-card .card-num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--gold);
  text-transform: uppercase;
}

.nav-card h3 {
  font-family: var(--display);
  font-size: 27px;
  font-weight: 600;
  color: var(--forest);
  margin: 14px 0 10px;
}

.nav-card p {
  color: var(--charcoal);
  font-size: 15.5px;
  line-height: 1.55;
  margin: 0;
}

.nav-card .card-arrow {
  display: inline-block;
  margin-top: 18px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--sage);
  text-transform: uppercase;
}

.nav-card:hover .card-arrow { color: var(--forest); }

/* ---------- Download links ---------- */
.download {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 1px;
  color: var(--forest);
  background: #fff;
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--gold);
  border-radius: 5px;
  padding: 14px 20px;
  margin: 8px 0 18px;
  transition: border-color 0.18s ease, background 0.18s ease;
}

.download:hover { border-color: var(--gold); background: #fffdf8; }

.download::before {
  content: "↓";
  font-size: 16px;
  color: var(--gold);
}

/* ---------- Lists ---------- */
.brief-list { list-style: none; margin: 18px 0 8px; max-width: 720px; }

.brief-list li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 14px;
  line-height: 1.55;
}

.brief-list li::before {
  content: counter(item);
  counter-increment: item;
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--gold);
  font-weight: 500;
}

.brief-list.numbered { counter-reset: item; }

.brief-list.bulleted li::before {
  content: "—";
  counter-increment: none;
  color: var(--gold);
}

/* ---------- Tables ---------- */
.table-scroll { overflow-x: auto; margin: 30px 0; }

table.metric {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  font-size: 14.5px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  overflow: hidden;
}

table.metric thead th {
  background: var(--forest);
  color: var(--cream);
  font-family: var(--mono);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  text-align: left;
  padding: 14px 16px;
  vertical-align: bottom;
}

table.metric tbody td {
  padding: 16px;
  border-top: 1px solid var(--hairline);
  vertical-align: top;
  line-height: 1.5;
}

table.metric tbody tr:nth-child(even) td { background: #fbfaf6; }

table.metric .id {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--forest);
  font-weight: 500;
  white-space: nowrap;
}

table.metric .target {
  font-family: var(--mono);
  font-weight: 500;
  color: var(--forest);
  white-space: nowrap;
}

table.metric .status { color: var(--sage); font-size: 13.5px; }

/* ---------- Blockquote / goal ---------- */
blockquote.goal {
  font-family: var(--display);
  font-size: 26px;
  line-height: 1.35;
  color: var(--forest);
  font-weight: 500;
  border-left: 3px solid var(--gold);
  padding: 8px 0 8px 28px;
  margin: 30px 0;
  max-width: 760px;
}

/* ---------- Callout ---------- */
.callout {
  background: var(--sage);
  color: var(--cream);
  border-radius: 8px;
  padding: 30px 34px;
  margin: 40px 0;
  max-width: 820px;
}

.callout .quote {
  font-family: var(--display);
  font-size: 22px;
  line-height: 1.4;
  font-weight: 500;
  margin: 0 0 14px;
}

.callout .attribution {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(244, 241, 236, 0.85);
}

/* ---------- Framework iframe ---------- */
.iframe-frame {
  margin: 36px 0 14px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  overflow: hidden;
  background: var(--forest);
}

.iframe-frame iframe {
  display: block;
  width: 100%;
  height: 640px;
  border: 0;
}

.iframe-caption {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 1px;
  color: var(--sage);
  margin-bottom: 40px;
}

.channels {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 8px;
}

.chip {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 1px;
  color: var(--forest);
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: 7px 16px;
}

/* ---------- Option cards ---------- */
.options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 28px 0;
}

.option {
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: 24px 24px 28px;
  display: flex;
  flex-direction: column;
}

.option.recommended { border: 1px solid var(--gold); border-top: 3px solid var(--gold); }

.option .opt-tag {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 6px;
}

.option .opt-name {
  font-family: var(--display);
  font-size: 23px;
  font-weight: 600;
  color: var(--forest);
  margin-bottom: 14px;
}

.option .badge {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--forest);
  background: var(--gold);
  border-radius: 3px;
  padding: 3px 9px;
  margin-bottom: 14px;
  align-self: flex-start;
}

.option p { font-size: 14.5px; line-height: 1.55; margin: 0; color: var(--charcoal); }

/* ---------- Section block (revised metrics) ---------- */
.metric-block { margin-top: 64px; }

.metric-block .block-id {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 6px;
}

/* ---------- Document page (full framework) ---------- */
.doc-header {
  max-width: 1160px;
  margin: 0 auto;
  padding: 72px 40px 0;
}

.doc-header h1.display { margin-bottom: 26px; }

.doc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 36px;
  padding: 22px 0 0;
  border-top: 1px solid var(--hairline);
  margin-top: 8px;
}

.doc-meta .meta-item .meta-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--sage);
  display: block;
  margin-bottom: 4px;
}

.doc-meta .meta-item .meta-value { font-size: 15px; color: var(--charcoal); }

.doc-layout {
  display: grid;
  grid-template-columns: 264px 1fr;
  gap: 60px;
  max-width: 1160px;
  margin: 0 auto;
  padding: 48px 40px 120px;
  align-items: start;
}

/* Left "On this page" nav */
.doc-toc { position: sticky; top: 112px; }

.toc-eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--sage);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 18px;
}

.toc-list { list-style: none; }

.toc-list li { margin: 0; }

.toc-list a {
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: start;
  gap: 4px;
  text-decoration: none;
  color: var(--sage);
  font-size: 15.5px;
  line-height: 1.35;
  padding: 11px 0;
  transition: color 0.15s ease;
}

.toc-list a .num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--hairline);
  padding-top: 3px;
}

.toc-list a:hover { color: var(--forest); }

.toc-list a.active { color: var(--forest); font-weight: 600; }
.toc-list a.active .num { color: var(--gold); }

/* Document body */
.doc-body { min-width: 0; }

.doc-section { scroll-margin-top: 104px; padding-bottom: 26px; }
.doc-section + .doc-section { border-top: 1px solid var(--hairline); padding-top: 56px; margin-top: 30px; }

.doc-section .sec-label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 10px;
}

.doc-section h2 { margin-bottom: 24px; }

.doc-section h3 {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 21px;
  color: var(--forest);
  margin: 40px 0 14px;
}

.channel-eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--sage);
  margin: 44px 0 2px;
}

.channel-eyebrow + h3 { margin-top: 6px; }

.doc-section p { max-width: none; }

.doc-section ul.doc-list,
.doc-section ol.doc-list { list-style: none; margin: 16px 0 22px; }

.doc-section ul.doc-list li,
.doc-section ol.doc-list li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 12px;
  line-height: 1.55;
}

.doc-section ul.doc-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--gold);
}

.doc-section ol.doc-list { counter-reset: docitem; }
.doc-section ol.doc-list li::before {
  content: counter(docitem);
  counter-increment: docitem;
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--gold);
}

.note {
  background: #fff;
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--gold);
  border-radius: 6px;
  padding: 18px 24px;
  margin: 24px 0;
  font-size: 16px;
  line-height: 1.55;
  color: var(--charcoal);
}

.note.strong { background: var(--forest); border-color: var(--forest); color: var(--cream); }
.note.strong em { color: var(--gold); font-style: normal; }

.formula {
  font-family: var(--mono);
  font-size: 15px;
  color: var(--forest);
  background: #fbfaf6;
  border: 1px solid var(--hairline);
  border-radius: 6px;
  padding: 14px 20px;
  margin: 18px 0;
  display: inline-block;
}

.from-to {
  font-family: var(--mono);
  font-size: 13.5px;
  letter-spacing: 0.5px;
  color: var(--sage);
  margin: 4px 0 14px;
}

.from-to strong { color: var(--forest); font-weight: 500; }

.opt-detail { margin-top: 12px; }
.opt-detail .opt-line { margin-bottom: 10px; font-size: 14.5px; line-height: 1.55; }
.opt-detail .opt-line .opt-key {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--sage);
  display: block;
  margin-bottom: 2px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--forest);
  color: var(--sage);
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 1px;
  padding: 34px 40px;
  text-align: center;
}

.site-footer a { color: var(--gold); text-decoration: none; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .nav-inner { flex-wrap: wrap; padding: 18px 22px; }
  .nav-links { gap: 20px; flex-wrap: wrap; width: 100%; }
  .has-dropdown .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; margin-top: 6px; min-width: 0; border: none; background: transparent; padding: 0 0 0 12px; }
  .wrap { padding: 54px 22px 90px; }
  .card-grid { grid-template-columns: 1fr; }
  .options { grid-template-columns: 1fr; }
  h1.display { font-size: clamp(40px, 11vw, 60px); }

  .doc-header { padding: 48px 22px 0; }
  .doc-layout { grid-template-columns: 1fr; gap: 8px; padding: 24px 22px 90px; }
  .doc-toc {
    position: static;
    top: auto;
    margin-bottom: 18px;
    border: 1px solid var(--hairline);
    border-radius: 8px;
    padding: 18px 20px;
    background: #fff;
  }
  .doc-meta { gap: 22px; }
  #toc-toggle { display: block; }
  .toc-list.collapsed { display: none; }
}

@media (min-width: 861px) { #toc-toggle { display: none; } }