:root {
  --ink: #18233F;
  --ink-soft: #4A5672;
  --page: #F3F6F9;
  --surface: #FFFFFF;
  --line: #D5DCE6;
  --focus: #2F6FEB;

  --fam-sciences: #0F7B6C;
  --fam-maths: #3E5BA9;
  --fam-social: #7A4FA3;
  --fam-humanities: #9C3D54;
  --fam-languages: #A06F0B;
  --fam-arts: #2A7A9E;

  --display: "Bricolage Grotesque", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --body: "Atkinson Hyperlegible", "Segoe UI", system-ui, -apple-system, sans-serif;

  --radius-chip: 999px;
  --radius-panel: 14px;
  --gap: 1rem;

  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
*, *::before, *::after { box-sizing: inherit; }

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #E8ECF4;
    --ink-soft: #A9B3C7;
    --page: #121826;
    --surface: #1B2335;
    --line: #2E3A52;
    --focus: #7FA8FF;
    --fam-sciences: #3FBFA9;
    --fam-maths: #8BA3F0;
    --fam-social: #B898DB;
    --fam-humanities: #E0849A;
    --fam-languages: #E2B04A;
    --fam-arts: #6CC0E3;
  }
}

html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 1.0625rem/1.55 var(--body);
}
a { color: inherit; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 6px; }

/* Header */
.top {
  position: sticky; top: 0; z-index: 5;
  background: var(--page);
  border-bottom: 1px solid var(--line);
  padding: .75rem 1.25rem;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem 1rem;
}
.brand {
  font: 800 1.2rem/1 var(--display);
  text-decoration: none; letter-spacing: -.01em;
}
.routes { display: flex; gap: .25rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-chip); padding: .2rem; }
.routes a {
  text-decoration: none; padding: .4rem .9rem; border-radius: var(--radius-chip);
  font-weight: 700; font-size: .95rem; color: var(--ink-soft);
}
.routes a[aria-current="page"] { background: var(--ink); color: var(--page); }

main { max-width: 46rem; margin: 0 auto; padding: 1.5rem 1.25rem 3rem; outline: none; }
.loading, .error { color: var(--ink-soft); }

h1, h2, h3 { font-family: var(--display); line-height: 1.15; letter-spacing: -.015em; margin: 0; }
h1 { font-size: clamp(2rem, 6vw, 2.9rem); font-weight: 800; }
h2 { font-size: 1.35rem; font-weight: 800; margin: 2rem 0 .75rem; }
h3 { font-size: 1.1rem; font-weight: 600; }
.lede { color: var(--ink-soft); max-width: 36rem; margin: .75rem 0 0; }

/* Home: two doors */
.doors { display: grid; gap: 1rem; margin-top: 2rem; }
@media (min-width: 40rem) { .doors { grid-template-columns: 1fr 1fr; } }
.door {
  display: block; text-decoration: none;
  background: var(--surface); border: 2px solid var(--ink); border-radius: var(--radius-panel);
  padding: 1.25rem 1.25rem 1.4rem;
}
.door strong { display: block; font: 800 1.4rem/1.15 var(--display); margin-bottom: .4rem; }
.door span { color: var(--ink-soft); }
.door:hover { background: var(--ink); color: var(--page); }
.door:hover span { color: inherit; }
.door-stripes { display: flex; gap: 3px; margin-bottom: 1rem; }
.door-stripes i { height: 6px; flex: 1; border-radius: 3px; }

/* Picker */
.picker-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin: 1.75rem 0 .5rem; }
.picker-head p { margin: 0; color: var(--ink-soft); }
.clear {
  font: inherit; font-size: .9rem; font-weight: 700; color: var(--ink-soft);
  background: none; border: 0; text-decoration: underline; cursor: pointer; padding: .25rem;
}
.family { margin: 1rem 0 0; }
.family h3 { font-size: .95rem; color: var(--ink-soft); font-family: var(--body); font-weight: 700; letter-spacing: 0; margin-bottom: .4rem; }
.chips { display: flex; flex-wrap: wrap; gap: .45rem; }
.chip {
  --c: var(--ink-soft);
  font: inherit; font-size: .97rem; cursor: pointer;
  background: var(--surface); color: var(--ink);
  border: 1.5px solid var(--line); border-left: 6px solid var(--c);
  border-radius: 8px; padding: .4rem .75rem;
  min-height: 2.5rem;
}
.chip[aria-pressed="true"] { background: var(--c); border-color: var(--c); color: #fff; font-weight: 700; }
@media (prefers-color-scheme: dark) { .chip[aria-pressed="true"] { color: #10151F; } }

/* Results */
.summary {
  margin: 2rem 0 0; padding: 1rem 1.1rem; border-radius: var(--radius-panel);
  background: var(--ink); color: var(--page);
}
.summary p { margin: 0; }
.summary b { font-family: var(--display); font-size: 1.6rem; font-weight: 800; margin-right: .3rem; }

.results { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; }
.result {
  background: var(--surface); border: 1.5px solid var(--line); border-radius: var(--radius-panel);
}
.result.reach { border-style: dashed; background: transparent; }
.result summary {
  list-style: none; cursor: pointer; padding: .85rem 1rem;
  display: grid; grid-template-columns: 1fr auto; gap: .2rem .75rem; align-items: baseline;
}
.result summary::-webkit-details-marker { display: none; }
.result summary h3 { grid-column: 1; }
.offer { grid-column: 2; font-weight: 700; font-size: .95rem; white-space: nowrap; }
.why { grid-column: 1 / -1; color: var(--ink-soft); font-size: .95rem; }
.why .add { color: var(--ink); font-weight: 700; }
.result[open] summary { border-bottom: 1px solid var(--line); }
.detail { padding: .5rem 1rem 1rem; }
.detail h4 { font: 700 .95rem/1.3 var(--body); margin: 1rem 0 .3rem; }
.detail ul { margin: 0; padding-left: 1.1rem; }
.detail p { margin: .25rem 0; }
.note { color: var(--ink-soft); }

.req-list { list-style: none; padding: 0; margin: .25rem 0 0; display: grid; gap: .35rem; }
.req-list li { display: flex; flex-wrap: wrap; gap: .35rem; align-items: center; }
.req-kind { font-weight: 700; min-width: 6.5rem; }
.tag {
  --c: var(--ink-soft);
  border-left: 4px solid var(--c); background: var(--page);
  padding: .1rem .5rem; border-radius: 5px; font-size: .92rem;
}
.tag.have { background: var(--c); color: #fff; }
@media (prefers-color-scheme: dark) { .tag.have { color: #10151F; } }

.muted-count { color: var(--ink-soft); margin-top: 1rem; }

/* Combos */
.combos { display: grid; gap: .6rem; }
.combo {
  background: var(--surface); border: 2px solid var(--ink); border-radius: var(--radius-panel);
  padding: .85rem 1rem;
}
.combo .chips { margin-bottom: .4rem; }
.combo .chip { cursor: default; color: #fff; border-color: var(--c); background: var(--c); font-weight: 700; }
@media (prefers-color-scheme: dark) { .combo .chip { color: #10151F; } }
.combo p { margin: 0; color: var(--ink-soft); font-size: .95rem; }

.empty {
  margin-top: 2rem; padding: 1.25rem; border: 2px dashed var(--line); border-radius: var(--radius-panel);
  color: var(--ink-soft);
}

.foot { max-width: 46rem; margin: 0 auto; padding: 0 1.25rem 2.5rem; color: var(--ink-soft); font-size: .9rem; }
.foot p { margin: .3rem 0; }

@media (prefers-reduced-motion: no-preference) {
  .result summary, .door, .chip { transition: background-color .15s, color .15s; }
}
.summary { scroll-margin-top: 5.5rem; }

/* ---- v2: stages, types, routes, careers ---- */
:root {
  --fam-vocational: #5E6B2E;
  --type-sixth-form: #3E5BA9;
  --type-tlevel: #0F7B6C;
  --type-college: #2A7A9E;
  --type-apprenticeship: #A06F0B;
  --type-higher-apprenticeship: #8A5A00;
  --type-degree-apprenticeship: #7A4FA3;
  --type-degree: #18233F;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fam-vocational: #B5C46A;
    --type-sixth-form: #8BA3F0; --type-tlevel: #3FBFA9; --type-college: #6CC0E3;
    --type-apprenticeship: #E2B04A; --type-higher-apprenticeship: #D9A040;
    --type-degree-apprenticeship: #B898DB; --type-degree: #E8ECF4;
  }
}
.top .routes a { padding: .4rem .75rem; }

.seg, .filter { display: flex; flex-wrap: wrap; gap: .4rem; margin: 1.25rem 0 0; }
.seg button, .filter button {
  font: inherit; font-weight: 700; font-size: .95rem; cursor: pointer;
  background: var(--surface); color: var(--ink);
  border: 1.5px solid var(--ink); border-radius: var(--radius-chip); padding: .45rem 1rem; min-height: 2.5rem;
}
.seg button[aria-pressed="true"], .filter button[aria-pressed="true"] { background: var(--ink); color: var(--page); }
.filter { margin-top: 2rem; }
.filter button { border-color: var(--line); font-size: .9rem; padding: .35rem .8rem; min-height: 2.25rem; }
.filter button[aria-pressed="true"] { border-color: var(--ink); }

.level h2 { margin-top: 1.75rem; }
.level .chips { margin-top: .25rem; }

.badge {
  grid-column: 2; grid-row: 1; align-self: start;
  font-size: .8rem; font-weight: 700; white-space: nowrap;
  padding: .15rem .55rem; border-radius: var(--radius-chip);
  border: 1.5px solid var(--bc, var(--ink-soft)); color: var(--bc, var(--ink-soft));
}
.badge.t-sixth-form { --bc: var(--type-sixth-form); }
.badge.t-tlevel { --bc: var(--type-tlevel); }
.badge.t-college { --bc: var(--type-college); }
.badge.t-apprenticeship { --bc: var(--type-apprenticeship); }
.badge.t-higher-apprenticeship { --bc: var(--type-higher-apprenticeship); }
.badge.t-degree-apprenticeship { --bc: var(--type-degree-apprenticeship); }
.badge.t-degree { --bc: var(--type-degree); }

.facts { display: flex; flex-wrap: wrap; gap: .4rem; margin: .25rem 0 .5rem; }
.facts span { background: var(--page); border-radius: 6px; padding: .1rem .5rem; font-size: .9rem; }
.route { margin: .5rem 0 .75rem; padding-left: .75rem; border-left: 3px solid var(--line); }
.route h5 { font: 700 .95rem/1.3 var(--body); margin: 0; }
.route .typical { margin: .1rem 0 .3rem; color: var(--ink-soft); font-size: .95rem; }

.career-link {
  font: inherit; font-size: .92rem; cursor: pointer; color: var(--ink);
  background: var(--surface); border: 1.5px solid var(--ink); border-radius: var(--radius-chip); padding: .3rem .8rem;
}
.career-link:hover { background: var(--ink); color: var(--page); }

details.more { margin-top: 2rem; }
details.more > summary {
  cursor: pointer; font-weight: 700; padding: .75rem 1rem; border: 1.5px solid var(--line); border-radius: var(--radius-panel);
  background: var(--surface); margin-bottom: .6rem;
}
.career { margin-top: 2.5rem; padding-top: 1rem; border-top: 2px solid var(--ink); }
.career h2 { margin-top: 0; }
.career .lede { margin-top: .25rem; }
.stage-h { font-family: var(--body); font-weight: 700; font-size: 1rem; color: var(--ink-soft); margin: 1.5rem 0 .5rem; }
#results { scroll-margin-top: 6rem; }
.detail .req-list { padding-left: 0; }

/* ---- summary bar ---- */
.hint { color: var(--ink-soft); margin: 1rem 0 0; }
.bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 10;
  background: var(--ink); color: var(--page);
  padding: .7rem 1rem calc(.7rem + env(safe-area-inset-bottom, 0px));
  box-shadow: 0 -2px 12px rgba(24, 35, 63, .18);
}
.bar[hidden] { display: none; }
.bar-inner { max-width: 46rem; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: .75rem; }
.bar-text { display: flex; flex-direction: column; min-width: 0; line-height: 1.25; }
.bar-text strong { font: 800 1.15rem/1.2 var(--display); }
.bar-text span { font-size: .88rem; opacity: .85; }
.bar-actions { display: flex; gap: .4rem; flex-shrink: 0; }
.bar button {
  font: inherit; font-weight: 700; font-size: .92rem; cursor: pointer;
  border-radius: var(--radius-chip); padding: .5rem .9rem; min-height: 2.6rem;
}
.bar-clear { background: transparent; color: var(--page); border: 1.5px solid currentColor; }
.bar-go { background: var(--page); color: var(--ink); border: 1.5px solid var(--page); }
.bar :focus-visible { outline-color: var(--page); }
body.has-bar .foot { padding-bottom: calc(6.5rem + env(safe-area-inset-bottom, 0px)); }
body.has-bar main { padding-bottom: 2rem; }
@media (prefers-reduced-motion: no-preference) {
  .bar-text strong.bump { animation: bump .35s ease-out; }
  @keyframes bump { 0% { transform: translateY(4px); opacity: .4; } 100% { transform: none; opacity: 1; } }
}
.chip { text-align: left; }
.bar-text strong { font-size: 1.05rem; }
.bar button { padding: .45rem .8rem; }
@media (max-width: 22rem) { .bar-clear { display: none; } }

/* ---- v3: smaller questions, compact stage switch, four tabs, links, places ---- */
h1 { font-size: clamp(1.45rem, 4.6vw, 2.1rem); }
.top { padding: .6rem 1rem; }
.top .routes { width: 100%; justify-content: space-between; }
.top .routes a { padding: .35rem .6rem; font-size: .9rem; flex: 1; text-align: center; }
@media (min-width: 40rem) { .top .routes { width: auto; } .top .routes a { flex: none; padding: .4rem .85rem; } }

.seg {
  display: inline-flex; flex-wrap: nowrap; gap: .2rem; padding: .2rem; margin: .9rem 0 0;
  background: var(--surface); border: 1.5px solid var(--line); border-radius: var(--radius-chip);
}
.seg button { border: 0; font-size: .85rem; padding: .3rem .8rem; min-height: 2.1rem; white-space: nowrap; color: var(--ink-soft); }
.seg button[aria-pressed="true"] { background: var(--ink); color: var(--page); }

.learn { margin: .3rem 0; font-size: .95rem; }
.learn a, .providers a, .detail a { color: var(--ink); text-underline-offset: 2px; }
.providers { list-style: none; padding-left: 0 !important; display: grid; gap: .3rem; }
.providers li { display: flex; flex-wrap: wrap; align-items: baseline; gap: .25rem .5rem; }
.about-link { font-size: .85rem; color: var(--ink-soft) !important; margin-left: auto; }
.note.small { font-size: .85rem; }
.badge.t-era { --bc: var(--ink-soft); }
details.result { scroll-margin-top: 6.5rem; }

/* ---- full course lists ---- */
.more-courses {
  font: inherit; font-weight: 700; font-size: .92rem; cursor: pointer; margin-top: .6rem;
  background: var(--surface); color: var(--ink); border: 1.5px solid var(--ink); border-radius: var(--radius-chip); padding: .45rem .9rem;
}
.more-courses:disabled { opacity: .6; cursor: default; }
.course-filter {
  font: inherit; width: 100%; margin: .6rem 0 .5rem; padding: .5rem .7rem;
  border: 1.5px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--ink);
}
.all-courses { max-height: 26rem; overflow-y: auto; padding-right: .25rem !important; }
.all-courses li { padding: .3rem 0; border-bottom: 1px solid var(--line); }
.opts { display: inline-flex; flex-wrap: wrap; gap: .25rem; margin-left: .35rem; }
.opts span { font-size: .78rem; background: var(--page); border-radius: 5px; padding: 0 .4rem; }

/* ---- v4: tighter headings, instructions first, search ---- */
h1 { font-size: clamp(1.2rem, 3.8vw, 1.65rem); }
main { padding-top: 1rem; }
.instruction { color: var(--ink-soft); margin: .6rem 0 0; font-size: .97rem; max-width: 38rem; }
.seg { margin-top: .6rem; }
.picker-search {
  font: inherit; width: 100%; margin: .75rem 0 .25rem; padding: .55rem .8rem;
  border: 1.5px solid var(--line); border-radius: 10px; background: var(--surface); color: var(--ink);
}
.picker-search:focus { border-color: var(--ink); outline: none; }
.picker .level h2 { margin-top: 1.25rem; font-size: 1.15rem; }
.picker-none { margin-top: .75rem; }
[hidden] { display: none !important; }
.campus { font-size: .8rem; color: var(--ink-soft); margin-left: .3rem; }

/* ---- course figures ---- */
.course-tools { margin-top: .6rem; }
.tool-row { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem 1rem; margin: .1rem 0 .4rem; font-size: .9rem; }
.course-sort { font: inherit; font-size: .9rem; margin-left: .3rem; padding: .25rem .4rem; border: 1.5px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--ink); }
.home-status { color: var(--ink-soft); }
.linkish { font: inherit; background: none; border: 0; padding: 0; color: var(--ink); text-decoration: underline; cursor: pointer; }
.home-set { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; padding: .6rem; margin-bottom: .5rem; border: 1.5px dashed var(--line); border-radius: 10px; }
.home-set button { font: inherit; font-size: .9rem; font-weight: 700; padding: .35rem .8rem; border-radius: 999px; border: 1.5px solid var(--ink); background: var(--surface); color: var(--ink); cursor: pointer; }
.home-set input { font: inherit; padding: .35rem .5rem; border: 1.5px solid var(--line); border-radius: 8px; width: 7rem; background: var(--surface); color: var(--ink); }
.home-set .note { width: 100%; margin: .2rem 0 0; }
.or { color: var(--ink-soft); font-size: .85rem; }
.all-courses li { display: block !important; }
.course-line { display: flex; align-items: baseline; gap: .5rem; }
.course-line > span { flex: 1; }
.stats { display: flex; flex-wrap: wrap; gap: .25rem; margin-top: .3rem; }
.st { font-size: .78rem; border: 1px solid var(--line); border-radius: 6px; padding: .05rem .4rem; background: var(--surface); }
.st.dist { border-color: var(--ink); font-weight: 700; }
.jobs { display: block; font-size: .8rem; color: var(--ink-soft); margin-top: .2rem; }
.course-filter, .picker-search { box-sizing: border-box; max-width: 100%; }

/* ---- about ---- */
.about-card { background: var(--surface); border: 1.5px solid var(--line); border-radius: var(--radius-panel); padding: .85rem 1rem; margin-bottom: .6rem; }
.about-card h3 { margin-bottom: .2rem; }
.about-card p { margin: .3rem 0; }
.about-card a, .foot a, .home-about a { color: var(--ink); text-underline-offset: 2px; }
.home-about { margin-top: 1.5rem; }
#foot-version { margin-left: .4rem; }

/* ---- brand mark ---- */
:root { --brand: #152D51; }
@media (prefers-color-scheme: dark) { :root { --brand: #E8ECF4; } }
.brand { display: inline-flex; align-items: center; gap: .45rem; color: var(--brand); }
.brand img { display: block; height: 1.5rem; width: auto; }
.revision a { color: var(--ink); text-underline-offset: 2px; }