/* Path.AI — light, calm UI. Palette and component shapes follow the College Board look:
   royal blue #324dc7, ink #1e1e1e, gray page #f0f0f0, white cards (16px radius, soft shadow), pill buttons. */
:root {
  color-scheme: light;
  --ink: #1e1e1e;
  --ink-2: #505050;
  --muted: #6b6b6b;
  --line: #d9d9d9;
  --line-soft: #e8e8e8;
  --page: #f0f0f0;
  --surface: #ffffff;
  --tint: #f5f7fc;
  --tint-2: #e6edf8;
  --blue: #324dc7;
  --blue-hover: #192764;
  --navy: #192764;
  --purple: #702f8a;
  --sky: #009cde;
  --green: #3a913f;
  --green-text: #1d7846;
  --red-text: #ab2334;
  --orange: #e57200;
  --yellow: #fedb00;
  --shadow: 0 0 12px rgba(0, 0, 0, 0.1);
  --shadow-lift: 0 0 24px rgba(0, 0, 0, 0.14);
  --radius: 16px;
  --radius-lg: 24px;
  /* trend classes (diverging: navy/blue = rising, gray = neutral, orange = declining) */
  --t-surging: #192764;
  --t-rising: #7f94e2;
  --t-stable: #505050;
  --t-declining: #e57200;
  /* sequential blue ramp (heatmap) */
  --seq-1: #e6edf8; --seq-2: #c5d0f1; --seq-3: #a2b2ea; --seq-4: #7f94e2; --seq-5: #5a73d7; --seq-6: #324dc7; --seq-7: #192764;
  --bar: #324dc7;
  --fam-ai_data: #324dc7;
  --fam-digital: #009cde;
  --fam-green: #3a913f;
  --fam-human: #702f8a;
  font-family: "Roboto", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--page); color: var(--ink); font-size: 16px; line-height: 1.5; -webkit-font-smoothing: antialiased; }
a { color: var(--blue); }
a:hover { color: var(--blue-hover); }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, h4, p { margin: 0; }
h1 { font-size: 40px; line-height: 1.15; font-weight: 400; letter-spacing: -1px; }
h2 { font-size: 28px; line-height: 1.2; font-weight: 400; letter-spacing: -0.5px; }
h3 { font-size: 20px; line-height: 1.3; font-weight: 500; }
@media (max-width: 720px) { h1 { font-size: 30px; } h2 { font-size: 24px; } }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.tiny { font-size: 12px; }
.num { font-variant-numeric: tabular-nums; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
@media (max-width: 720px) { .container { padding: 0 16px; } }
.stack > * + * { margin-top: 16px; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.spacer { flex: 1; }

/* ---------- header ---------- */
.site-header { background: var(--surface); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 30; }
.site-header .container { display: flex; align-items: stretch; gap: 24px; min-height: 64px; }
.logo { display: flex; align-items: center; gap: 9px; text-decoration: none; padding: 0 6px 0 0; flex: none; }
.logo:focus-visible { outline: 3px solid var(--sky); outline-offset: 2px; border-radius: 6px; }
.logo-mark { height: 32px; width: auto; display: block; }
.logo-word { height: 21px; width: auto; display: block; margin-top: 2px; }
.footer-brand { display: flex; align-items: center; gap: 9px; padding-bottom: 12px; border-bottom: 2px solid #505050; margin-bottom: 12px; }
.footer-brand img:first-child { height: 30px; width: auto; }
.footer-brand img:last-child { height: 19px; width: auto; }
.nav { display: flex; align-items: stretch; gap: 4px; }
.nav a { display: flex; align-items: center; padding: 0 12px; color: var(--ink); text-decoration: none; font-weight: 500; font-size: 15px; border-bottom: 4px solid transparent; border-top: 4px solid transparent; }
.nav a:hover { color: var(--blue); }
.nav a[aria-current="page"] { border-bottom-color: var(--blue); }
.header-cta { display: flex; align-items: center; margin-left: auto; gap: 10px; }
.header-cta .menu-btn { display: none; }
main:focus { outline: none; }
@media (max-width: 1180px) { .nav a { padding: 0 9px; font-size: 14.5px; } .site-header .container { gap: 16px; } }
@media (max-width: 1040px) {
  .nav { display: none; position: absolute; top: 64px; left: 0; right: 0; background: var(--surface); flex-direction: column; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .nav.open { display: flex; }
  .nav a { padding: 14px 24px; border: 0; border-left: 4px solid transparent; }
  .nav a[aria-current="page"] { border-left-color: var(--blue); }
  .header-cta .menu-btn { display: inline-flex; }
}

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 999px; border: 1px solid transparent; padding: 11px 23px; font-weight: 700; font-size: 15px; line-height: 1.2; cursor: pointer; text-decoration: none; background: transparent; color: var(--ink); }
.btn:focus-visible, .tile:focus-visible, .chip:focus-visible, .seg button:focus-visible { outline: 3px solid var(--sky); outline-offset: 2px; }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-hover); color: #fff; }
.btn-secondary { background: var(--surface); border-color: var(--blue); color: var(--blue); }
.btn-secondary:hover { background: var(--tint); color: var(--blue-hover); }
.btn-light { background: #fff; color: var(--blue); }
.btn-light:hover { background: var(--tint-2); }
.btn-link { padding: 6px 2px; color: var(--blue); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.btn-link:hover { color: var(--blue-hover); }
.btn-lg { padding: 15px 32px; font-size: 17px; }
.btn-sm { padding: 7px 16px; font-size: 14px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: default; }

/* ---------- bands & cards ---------- */
.band { padding: 48px 0; }
.band-white { background: var(--surface); }
.band-tint { background: var(--tint); }
.band-head { margin-bottom: 24px; }
.band-head p { color: var(--ink-2); margin-top: 6px; max-width: 760px; }
.hero { background-color: var(--blue); color: #fff; padding: 64px 0 72px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='0.08' stroke-width='2'%3E%3Cpath d='M14 96c18-30 34-30 46-14s28 16 46-14'/%3E%3Ccircle cx='96' cy='26' r='9'/%3E%3Cpath d='M22 22h18M31 13v18'/%3E%3C/g%3E%3C/svg%3E"); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 48px; align-items: center; }
@media (max-width: 880px) { .hero-grid { grid-template-columns: 1fr; gap: 28px; } }
.hero h1 { font-size: 52px; font-weight: 300; letter-spacing: -1.5px; }
@media (max-width: 720px) { .hero h1 { font-size: 36px; } }
.hero p.lead { font-size: 19px; font-weight: 400; margin-top: 16px; color: #fff; max-width: 560px; }
.hero-card { background: var(--surface); color: var(--ink); border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-lift); }
.hero-card h3 { margin-bottom: 4px; }
.hero-card .divider { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 13px; margin: 14px 0; }
.hero-card .divider::before, .hero-card .divider::after { content: ""; flex: 1; border-top: 1px solid var(--line); }
.card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px; }
.card-top { border-top: 6px solid var(--blue); }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.grid-main { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: 24px; align-items: start; }
@media (max-width: 880px) { .grid-3, .grid-2, .grid-main { grid-template-columns: 1fr; } }
.feature { text-align: center; padding: 32px 24px; }
.icon-circle { width: 56px; height: 56px; border-radius: 50%; background: var(--navy); color: #fff; display: inline-grid; place-items: center; margin-bottom: 14px; }
.icon-circle svg { width: 26px; height: 26px; }
.feature h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.feature p { color: var(--ink-2); font-size: 15px; }
.rule-card { border-top: 2px solid var(--ink); padding-top: 14px; }

/* ---------- lists with trend values ---------- */
.trend-list { list-style: none; padding: 0; margin: 0; }
.trend-list li { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line-soft); }
.trend-list li:last-child { border-bottom: 0; }
.trend-list .name { flex: 1; font-weight: 500; }
.trend { display: inline-flex; align-items: center; gap: 4px; font-variant-numeric: tabular-nums; font-weight: 700; white-space: nowrap; }
.trend.up { color: var(--green-text); }
.trend.down { color: var(--red-text); }
.trend.flat { color: var(--ink-2); }
.source-line { color: var(--muted); font-size: 13px; margin-top: 14px; }

/* ---------- persona examples ---------- */
.examples { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 1000px) { .examples { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .examples { grid-template-columns: 1fr; } }
.example { text-align: left; border: 0; background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; cursor: pointer; display: flex; flex-direction: column; gap: 4px; transition: box-shadow 0.15s, transform 0.15s; }
.example:hover { box-shadow: var(--shadow-lift); transform: translateY(-2px); }
.example .who { font-weight: 700; }
.example .job { color: var(--blue); font-weight: 500; font-size: 14px; }
.example .story { color: var(--ink-2); font-size: 14px; }
.example .go { margin-top: auto; padding-top: 8px; font-weight: 700; color: var(--blue); font-size: 14px; }

.sdg-strip { display: flex; flex-wrap: wrap; gap: 4px; }
.sdg-badge { display: inline-grid; place-items: center; min-width: 30px; height: 30px; border-radius: 6px; color: #fff; font-weight: 700; font-size: 13px; flex: none;
  border: 0; padding: 0 4px; font-family: inherit; line-height: 1; cursor: pointer; transition: transform 0.12s, box-shadow 0.12s; }
.sdg-badge:hover { transform: translateY(-1px); box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25); }
.sdg-badge:focus-visible { outline: 3px solid var(--sky); outline-offset: 2px; }
.sdg-badge.sm { min-width: 24px; height: 24px; font-size: 12px; border-radius: 5px; }

/* ---------- wizard ---------- */
.wizard { max-width: 760px; margin: 40px auto; background: var(--surface); border-radius: var(--radius-lg); box-shadow: var(--shadow); padding: 40px; }
@media (max-width: 720px) { .wizard { margin: 16px auto; padding: 24px 20px; border-radius: var(--radius); } }
.steps { display: flex; gap: 8px; align-items: center; margin-bottom: 24px; color: var(--muted); font-size: 14px; font-weight: 500; }
.steps .bar { flex: 1; height: 6px; border-radius: 3px; background: var(--line-soft); }
.steps .bar.on { background: var(--blue); }
.wizard h1 { font-size: 34px; }
@media (max-width: 720px) { .wizard h1 { font-size: 26px; } }
.wizard .sub { color: var(--ink-2); margin-top: 8px; }
.search { position: relative; margin-top: 24px; }
.search input { width: 100%; font-size: 17px; padding: 15px 18px 15px 48px; border-radius: 999px; border: 2px solid var(--line); background: var(--surface); outline: none; }
.search input:focus { border-color: var(--blue); }
.search svg { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); width: 20px; height: 20px; color: var(--muted); }
.suggest { list-style: none; margin: 8px 0 0; padding: 6px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.suggest button { display: flex; width: 100%; justify-content: space-between; gap: 12px; text-align: left; border: 0; background: transparent; padding: 12px 14px; border-radius: 10px; cursor: pointer; font-size: 16px; }
.suggest button:hover, .suggest button:focus { background: var(--tint-2); outline: none; }
.suggest .hint { color: var(--muted); font-size: 13px; }
.label { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin: 24px 0 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--line); background: var(--surface); border-radius: 999px; padding: 9px 16px; font-size: 15px; cursor: pointer; font-weight: 500; }
.chip:hover { border-color: var(--blue); color: var(--blue); }
.chip.on { background: var(--blue); border-color: var(--blue); color: #fff; }
.chip.on:hover { background: var(--blue-hover); color: #fff; }
.chip .x { font-weight: 700; opacity: 0.85; }
.chip.add::before { content: "+"; font-weight: 700; }
.tiles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 20px; }
@media (max-width: 720px) { .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.tile { position: relative; display: flex; flex-direction: column; align-items: flex-start; gap: 10px; border: 2px solid var(--line-soft); background: var(--surface); border-radius: var(--radius); padding: 16px; cursor: pointer; text-align: left; font-weight: 500; font-size: 15px; min-height: 104px; }
.tile:hover { border-color: var(--blue); }
.tile svg { width: 28px; height: 28px; color: var(--blue); }
.tile.on { border-color: var(--blue); background: var(--tint-2); }
.tile.on::after { content: "✓"; position: absolute; top: 10px; right: 12px; width: 22px; height: 22px; border-radius: 50%; background: var(--blue); color: #fff; font-size: 13px; display: grid; place-items: center; }
.wizard-actions { display: flex; align-items: center; gap: 16px; margin-top: 32px; flex-wrap: wrap; }
.or { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 14px; margin: 24px 0 16px; }
.or::before, .or::after { content: ""; flex: 1; border-top: 1px solid var(--line); }
.seg { display: inline-flex; background: var(--page); border-radius: 999px; padding: 4px; gap: 2px; flex-wrap: wrap; }
.seg button { border: 0; background: transparent; padding: 8px 16px; border-radius: 999px; cursor: pointer; font-weight: 500; font-size: 14px; color: var(--ink-2); }
.seg button[aria-pressed="true"] { background: var(--surface); color: var(--blue); box-shadow: 0 1px 4px rgba(0, 0, 0, 0.12); font-weight: 700; }
.notice { display: flex; gap: 12px; align-items: flex-start; background: var(--surface); border: 1px solid var(--line); border-left: 6px solid var(--yellow); border-radius: 12px; padding: 14px 16px; }
.notice.good { border-left-color: var(--green); }
.notice.info { border-left-color: var(--blue); }

/* ---------- results ---------- */
.page-head { background: var(--surface); border-bottom: 1px solid var(--line); padding: 32px 0 24px; }
.page-head p { color: var(--ink-2); margin-top: 6px; }
.summary-bar { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; margin-top: 18px; }
.summary-bar .based { color: var(--ink-2); font-size: 15px; }
.match-card { position: relative; background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px 28px; border-top: 6px solid var(--fam, var(--blue)); }
.match-card + .match-card { margin-top: 20px; }
.match-head { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: baseline; }
.match-head h3 { font-size: 24px; font-weight: 500; }
.badge { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; background: var(--tint-2); color: var(--navy); white-space: nowrap; }
.badge.best { background: var(--yellow); color: var(--ink); }
.badge.robust { background: #ebf4ec; color: var(--green-text); }
.match-sub { color: var(--ink-2); margin-top: 4px; }
.stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 20px 0; padding: 16px 0; border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.stat .v { font-size: 30px; font-weight: 700; line-height: 1.1; }
.stat .v.up { color: var(--green-text); }
.stat .v.down { color: var(--red-text); }
.stat .k { font-size: 13px; color: var(--muted); margin-top: 4px; }
@media (max-width: 560px) { .stats { gap: 8px; } .stat .v { font-size: 22px; } }
.match-actions { display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; }
.details { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--line-soft); }
.details h4 { font-size: 14px; font-weight: 700; margin: 16px 0 8px; }
.details h4:first-child { margin-top: 0; }
.explain { background: var(--tint); border-radius: 12px; padding: 14px 16px; }
.engine-note { font-size: 12px; color: var(--muted); margin-top: 6px; }
.pill { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; padding: 5px 12px; border-radius: 999px; background: var(--page); }
.pill.have { background: #ebf4ec; color: var(--green-text); }
.pill.learn { background: var(--tint-2); color: var(--navy); }
.sources { margin: 6px 0 0; padding-left: 20px; font-size: 13px; color: var(--ink-2); }
.sources li { border-radius: 6px; scroll-margin: 120px; }
.sources li.flash { animation: cite-flash 1.6s ease-out; }
@keyframes cite-flash { 0%, 40% { background: var(--tint-2); } 100% { background: transparent; } }
.cite { font-size: 0.7em; line-height: 0; vertical-align: super; margin-left: 1px; white-space: nowrap; }
.cite-link { padding: 0 1px; font-weight: 700; color: var(--blue); text-decoration: none; }
.cite-link:hover { text-decoration: underline; }
.cite-link:focus-visible { outline: 2px solid var(--sky); outline-offset: 1px; border-radius: 3px; }
.more-list .row-item { display: flex; align-items: center; gap: 16px; padding: 14px 4px; border-bottom: 1px solid var(--line-soft); flex-wrap: wrap; }
.more-list .row-item .t { flex: 1; min-width: 180px; font-weight: 500; }

/* scenario mini bars */
.scen-bars { display: grid; gap: 6px; max-width: 460px; }
.scen-bar { display: grid; grid-template-columns: 96px 1fr 64px; gap: 10px; align-items: center; font-size: 13px; color: var(--ink-2); }
.scen-bar.active { color: var(--ink); font-weight: 700; }
.bar-track { position: relative; height: 16px; }
.bar-track .zero { position: absolute; top: -2px; bottom: -2px; width: 1px; background: var(--line); }
.bar-fill { position: absolute; top: 3px; height: 10px; border-radius: 0 4px 4px 0; background: var(--bar); }
.bar-fill.neg { border-radius: 4px 0 0 4px; background: var(--t-declining); }
.bar-fill.pos { background: var(--bar); }
.whisker { position: absolute; top: 7px; height: 2px; background: var(--ink-2); opacity: 0.45; }
.bars { display: grid; gap: 8px; }
.bar-row { display: grid; grid-template-columns: minmax(120px, 40%) 1fr auto; gap: 10px; align-items: center; font-size: 14px; }
.bar-val { font-variant-numeric: tabular-nums; color: var(--ink-2); min-width: 56px; text-align: right; }

/* ---------- plan ---------- */
.progress { height: 8px; border-radius: 4px; background: var(--line-soft); overflow: hidden; margin-top: 16px; max-width: 520px; }
.progress > span { display: block; height: 100%; background: var(--green); border-radius: 4px; }
.plan-step { display: grid; grid-template-columns: 48px 1fr; gap: 16px; }
.plan-step + .plan-step { margin-top: 16px; }
.step-num { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; background: var(--surface); color: var(--blue); border: 2px solid var(--blue); }
.plan-step.done .step-num { background: var(--green); border-color: var(--green); color: #fff; }
.step-card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px 22px; }
.plan-step.done .step-card { opacity: 0.75; }
.step-meta { color: var(--muted); font-size: 14px; margin-top: 2px; }
.course { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; margin-top: 14px; padding: 14px 16px; border-radius: 12px; background: var(--tint); }
.course .c-title { font-weight: 700; }
.course .c-sub { color: var(--ink-2); font-size: 14px; }
/* the step's main action: our own course when we have one, the external course as the alternative */
.course .c-body { flex: 1; min-width: 200px; }
.course .c-kicker { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin-bottom: 2px; }
.course.ours { background: linear-gradient(135deg, var(--tint) 0%, var(--surface) 100%); border: 2px solid var(--tint-2); }
.course.ours .c-kicker { color: var(--blue); }
.course .c-ico { width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; background: var(--surface); box-shadow: var(--shadow); flex: none; }
.course .c-ico img { width: 26px; height: 26px; }
.course.alt { background: transparent; border: 1px dashed var(--line); margin-top: 10px; padding: 10px 16px; }
.course.alt .c-title { font-weight: 500; }
.cost { font-size: 12px; font-weight: 700; padding: 2px 8px; border-radius: 999px; background: var(--page); color: var(--ink-2); white-space: nowrap; }
.cost.free { background: #ebf4ec; color: var(--green-text); }
.step-foot { display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; margin-top: 12px; font-size: 14px; }
.check { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; font-weight: 500; }
.check input { width: 18px; height: 18px; accent-color: var(--green); }
.impact { display: grid; gap: 12px; }
.impact-item { display: flex; gap: 12px; align-items: flex-start; }

/* ---------- trends / radar ---------- */
.controls { display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; margin-top: 18px; }
.controls label { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--ink-2); }
select { background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 8px 14px; font-weight: 500; }
.radar-wrap svg { width: 100%; height: auto; display: block; }
.radar-ring { fill: none; stroke: var(--line-soft); stroke-width: 1; }
.radar-ring-fill-0 { fill: var(--tint); }
.radar-axis { stroke: var(--line); stroke-width: 1; }
.radar-label { fill: var(--muted); font-size: 11px; }
.radar-ring-label { fill: var(--ink-2); font-size: 11px; font-weight: 700; paint-order: stroke; stroke: var(--surface); stroke-width: 4px; }
.radar-quad { fill: var(--ink); font-size: 13px; font-weight: 700; }
.radar-dot { stroke: var(--surface); stroke-width: 2; cursor: pointer; }
.radar-dot.mine { stroke: var(--ink); stroke-width: 2.5; }
.radar-dot.dim { opacity: 0.6; }
.radar-text { fill: var(--ink); font-size: 11px; pointer-events: none; paint-order: stroke; stroke: var(--surface); stroke-width: 3px; }
.radar-hit { fill: transparent; cursor: pointer; }
.radar-hit:focus { outline: none; }
.radar-hit:focus + .radar-dot, .radar-g:hover .radar-dot { stroke: var(--ink); stroke-width: 3; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 13px; color: var(--ink-2); margin-top: 10px; }
.legend .key { display: inline-flex; align-items: center; gap: 6px; }
.legend .sw { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.legend .sw.mine { background: transparent; border: 2.5px solid var(--ink); width: 12px; height: 12px; }
table.data { width: 100%; border-collapse: collapse; font-size: 14px; }
table.data th, table.data td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
table.data th { color: var(--muted); font-weight: 700; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
table.data td.n { text-align: right; font-variant-numeric: tabular-nums; }
.heat { width: 100%; border-collapse: separate; border-spacing: 3px; font-size: 13px; }
.heat th { font-weight: 700; color: var(--ink-2); text-align: left; padding: 6px; vertical-align: bottom; }
.heat td { text-align: center; padding: 10px 4px; border-radius: 6px; font-variant-numeric: tabular-nums; font-weight: 700; }
.heat td.lbl { text-align: left; font-weight: 500; background: transparent; }
.heat td.best { outline: 3px solid var(--ink); outline-offset: -3px; }
.tooltip { position: fixed; z-index: 50; pointer-events: none; background: var(--surface); color: var(--ink); border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--shadow-lift); padding: 10px 12px; font-size: 13px; max-width: 290px; display: none; }
.tooltip .v { font-size: 16px; font-weight: 700; }
.tooltip .k { color: var(--ink-2); }

/* ---------- how it works ---------- */
.pipeline { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 880px) { .pipeline { grid-template-columns: 1fr; } }
.prose p + p { margin-top: 10px; }
.prose ul { margin: 8px 0; padding-left: 20px; }
.prose li + li { margin-top: 4px; }

/* ---------- footer ---------- */
.site-footer { background: var(--ink); color: #d9d9d9; border-top: 6px solid var(--yellow); margin-top: 56px; padding: 40px 0 32px; font-size: 14px; }
.site-footer .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; }
@media (max-width: 720px) { .site-footer .cols { grid-template-columns: 1fr; } }
.site-footer h4 { color: #fff; font-size: 15px; padding-bottom: 8px; border-bottom: 2px solid #505050; margin-bottom: 12px; }
.site-footer a { color: #fff; text-decoration: none; display: block; padding: 3px 0; }
.site-footer a:hover { text-decoration: underline; color: #fff; }
.site-footer .fine { margin-top: 28px; color: #b2b2b2; font-size: 13px; }
.lang-switch { display: flex; gap: 8px; }
.lang-switch button { border: 1px solid #6b6b6b; background: transparent; color: #fff; border-radius: 999px; padding: 6px 14px; cursor: pointer; font-weight: 500; }
.lang-switch button[aria-pressed="true"] { background: var(--yellow); color: var(--ink); border-color: var(--yellow); }

.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--ink); color: #fff; padding: 10px 18px; border-radius: 999px; font-size: 14px; z-index: 60; }
.loading { opacity: 0.6; transition: opacity 0.2s; }
.spinner { width: 18px; height: 18px; border: 3px solid var(--tint-2); border-top-color: var(--blue); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation: none; } .example { transition: none; } }

@media print {
  .site-header, .site-footer, .no-print { display: none !important; }
  body { background: #fff; }
  .card, .step-card, .match-card { box-shadow: none; border: 1px solid var(--line); break-inside: avoid; }
}

/* ---------- Learn ---------- */
a.card.feature { display: block; color: inherit; text-decoration: none; transition: box-shadow 0.15s, transform 0.15s; }
a.card.feature:hover { box-shadow: var(--shadow-lift); transform: translateY(-2px); }
a.pill.learn { text-decoration: none; }
a.pill.learn:hover { background: var(--blue); color: #fff; }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--blue); }
.lead { font-size: 19px; line-height: 1.55; }
.pbar { height: 6px; border-radius: 999px; background: var(--line-soft); overflow: hidden; }
.pbar > span { display: block; height: 100%; border-radius: inherit; background: var(--blue); transition: width 0.3s; }
.ring { --p: 0; --c: var(--blue); width: 72px; height: 72px; border-radius: 50%; flex: none; display: grid; place-items: center;
  background: conic-gradient(var(--c) calc(var(--p) * 1%), var(--line-soft) 0); }
.ring > span { width: calc(100% - 14px); height: calc(100% - 14px); border-radius: 50%; background: var(--surface); display: grid; place-items: center; font-weight: 700; font-size: 16px; font-variant-numeric: tabular-nums; }
.ring.sm { width: 46px; height: 46px; } .ring.sm > span { width: calc(100% - 10px); height: calc(100% - 10px); font-size: 12px; }
.ring.lg { width: 148px; height: 148px; } .ring.lg > span { width: calc(100% - 22px); height: calc(100% - 22px); font-size: 30px; font-weight: 500; }
.field-label { display: flex; flex-direction: column; gap: 6px; font-weight: 500; font-size: 14px; }
.text-input { font-size: 17px; padding: 12px 16px; border: 2px solid var(--line); border-radius: 12px; background: var(--surface); width: 100%; }
.text-input:focus { outline: none; border-color: var(--blue); }

/* catalog */
.learn-hero { position: relative; overflow: hidden; color: #fff; padding: 56px 0 64px;
  background: radial-gradient(circle at 88% 12%, rgba(0, 156, 222, 0.55) 0, transparent 38%), radial-gradient(circle at 8% 120%, rgba(112, 47, 138, 0.55) 0, transparent 42%), linear-gradient(120deg, #141f55 0%, var(--blue) 100%); }
.learn-hero::after { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(255, 255, 255, 0.09) 1px, transparent 1px); background-size: 22px 22px; pointer-events: none; }
.learn-hero .container { position: relative; z-index: 1; }
.learn-hero .eyebrow { color: #9fdcff; }
.learn-hero h1 { font-size: clamp(32px, 4.6vw, 54px); font-weight: 500; letter-spacing: -1.2px; margin: 10px 0 14px; max-width: 820px; }
.learn-hero .lead { color: rgba(255, 255, 255, 0.86); max-width: 720px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-stats > div { background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.18); border-radius: 16px; padding: 12px 18px; min-width: 128px; backdrop-filter: blur(4px); }
.hero-stats b { display: block; font-size: 28px; font-weight: 500; letter-spacing: -0.5px; font-variant-numeric: tabular-nums; }
.hero-stats span { font-size: 13px; color: rgba(255, 255, 255, 0.8); }
.learn-body { padding-top: 36px; }
.learn-body > * + * { margin-top: 44px; }
.sec-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.sec-head h2 { font-size: 26px; }
.rail { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
.resume-card { display: flex; align-items: center; gap: 14px; background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px 18px; color: inherit; text-decoration: none; transition: box-shadow 0.15s, transform 0.15s; }
.resume-card:hover { box-shadow: var(--shadow-lift); transform: translateY(-2px); color: inherit; }
.resume-card .ri { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; color: #fff; background: var(--fam, var(--blue)); flex: none; }
.resume-card .ri svg { width: 22px; height: 22px; }
.resume-card .rt { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.resume-card .rt b { font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cert-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.cert-chip { display: inline-flex; align-items: center; gap: 8px; padding: 9px 16px; border-radius: 999px; background: #ebf4ec; color: var(--green-text); text-decoration: none; font-weight: 500; }
.cert-chip:hover { background: #dcefdf; color: var(--green-text); }
.cert-chip svg { width: 18px; height: 18px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.seg-tabs { display: inline-flex; flex-wrap: wrap; gap: 4px; background: var(--surface); padding: 5px; border-radius: 999px; box-shadow: var(--shadow); }
.seg-tabs button { border: 0; background: transparent; padding: 9px 16px; border-radius: 999px; font-weight: 500; font-size: 15px; cursor: pointer; color: var(--ink-2); display: inline-flex; gap: 6px; align-items: center; }
.seg-tabs button .n { font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.seg-tabs button:hover { color: var(--blue); }
.seg-tabs button.on { background: var(--blue); color: #fff; }
.seg-tabs button.on .n { color: rgba(255, 255, 255, 0.8); }
.seg-tabs button:focus-visible { outline: 3px solid var(--sky); outline-offset: 1px; }
.search.compact { margin: 0; min-width: 260px; flex: 0 1 340px; }
.search.compact input { padding: 11px 16px 11px 44px; font-size: 15px; border-width: 1px; box-shadow: var(--shadow); border-color: transparent; }
.search.compact input:focus { border-color: var(--blue); }
.course-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 22px; }
.ccard { display: flex; flex-direction: column; background: var(--surface); border-radius: 18px; box-shadow: var(--shadow); overflow: hidden; color: inherit; text-decoration: none; transition: box-shadow 0.18s, transform 0.18s; }
.ccard:hover { box-shadow: 0 10px 30px rgba(20, 31, 85, 0.18); transform: translateY(-3px); color: inherit; }
.ccard:focus-visible { outline: 3px solid var(--sky); outline-offset: 3px; }
.cover { --fam: var(--blue); position: relative; height: 118px; color: #fff; overflow: hidden;
  background: radial-gradient(circle at 86% 18%, rgba(255, 255, 255, 0.24) 0 46px, transparent 47px), radial-gradient(circle at 6% 125%, rgba(255, 255, 255, 0.16) 0 78px, transparent 79px),
    linear-gradient(135deg, var(--fam) 0%, color-mix(in srgb, var(--fam) 52%, #0b1238) 100%); }
.cover-icon { position: absolute; right: 18px; top: 50%; transform: translateY(-50%); width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; background: rgba(255, 255, 255, 0.16); border: 1px solid rgba(255, 255, 255, 0.28); }
.cover-icon svg { width: 28px; height: 28px; }
.cover-cat { position: absolute; left: 18px; top: 16px; font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; opacity: 0.92; }
.cover-level { position: absolute; left: 18px; bottom: 14px; font-size: 12px; font-weight: 500; padding: 4px 10px; border-radius: 999px; background: rgba(255, 255, 255, 0.2); }
.ccard-body { display: flex; flex-direction: column; gap: 10px; padding: 18px 20px 20px; flex: 1; }
.ccard-body h3 { font-size: 19px; font-weight: 500; line-height: 1.3; }
.ccard-sub { color: var(--ink-2); font-size: 14.5px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.ccard-meta { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 13px; color: var(--muted); margin-top: auto; }
.ccard-meta > span { display: inline-flex; align-items: center; gap: 5px; }
.ccard-meta svg { width: 15px; height: 15px; }
.ccard-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding-top: 12px; border-top: 1px solid var(--line-soft); }
.ccard-provider { font-size: 12.5px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ccard .pbar { margin-top: -2px; }
.empty { text-align: center; padding: 48px 16px; color: var(--muted); }

/* course overview */
.course-hero { --fam: var(--blue); position: relative; color: #fff; padding: 36px 0 44px; overflow: hidden;
  background: radial-gradient(circle at 92% 0%, rgba(255, 255, 255, 0.16) 0, transparent 36%), linear-gradient(125deg, color-mix(in srgb, var(--fam) 50%, #0b1238) 0%, var(--fam) 100%); }
.course-hero::after { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px); background-size: 22px 22px; pointer-events: none; }
.course-hero .container { position: relative; z-index: 1; }
.ch-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 40px; align-items: center; }
@media (max-width: 900px) { .ch-grid { grid-template-columns: 1fr; gap: 24px; } }
.crumbs { display: flex; gap: 8px; align-items: center; font-size: 14px; color: rgba(255, 255, 255, 0.82); }
.crumbs a { color: #fff; font-weight: 500; text-decoration: none; }
.crumbs a:hover { text-decoration: underline; color: #fff; }
.course-hero h1 { font-size: clamp(30px, 4vw, 46px); font-weight: 500; letter-spacing: -1px; margin: 14px 0 10px; }
.course-hero .lead { color: rgba(255, 255, 255, 0.88); max-width: 680px; }
.ch-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.ch-chips span { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; padding: 6px 12px; border-radius: 999px; background: rgba(255, 255, 255, 0.14); border: 1px solid rgba(255, 255, 255, 0.22); }
.ch-chips svg { width: 16px; height: 16px; }
.ch-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.btn-ghost { border-color: rgba(255, 255, 255, 0.55); color: #fff; }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.12); color: #fff; }
.ch-provider { margin-top: 18px; font-size: 13.5px; color: rgba(255, 255, 255, 0.78); }
.ch-card { background: var(--surface); color: var(--ink); border-radius: 20px; padding: 22px; box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22); display: flex; flex-direction: column; gap: 14px; }
.ch-card .top { display: flex; align-items: center; gap: 16px; }
.ch-card .top b { display: block; font-weight: 500; font-size: 17px; }
.ch-card .top span.small { display: block; }
.ch-card .next { background: var(--tint); border-radius: 12px; padding: 12px 14px; font-size: 14px; }
.ch-card .next span { display: block; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; font-weight: 700; margin-bottom: 2px; }
.course-body { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 28px; align-items: start; padding-top: 32px; }
@media (max-width: 980px) { .course-body { grid-template-columns: 1fr; } }
.course-body .cb-main > * + *, .course-body .cb-side > * + * { margin-top: 22px; }
.cb-side { position: sticky; top: 88px; }
@media (max-width: 980px) { .cb-side { position: static; } }
.outcomes { list-style: none; padding: 0; margin: 14px 0 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 24px; }
@media (max-width: 640px) { .outcomes { grid-template-columns: 1fr; } }
.outcomes li { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; }
.outcomes svg { width: 20px; height: 20px; color: var(--green); flex: none; margin-top: 1px; }
.syl-head { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 8px 16px; margin-bottom: 14px; }
.module { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.module + .module { margin-top: 12px; }
.module > summary { list-style: none; display: flex; align-items: center; gap: 14px; padding: 16px 20px; cursor: pointer; }
.module > summary::-webkit-details-marker { display: none; }
.module > summary:hover { background: var(--tint); }
.module > summary:focus-visible { outline: 3px solid var(--sky); outline-offset: -3px; }
.mod-n { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: var(--tint-2); color: var(--navy); font-weight: 700; flex: none; }
.mod-n.done { background: var(--green); color: #fff; }
.mod-n svg { width: 18px; height: 18px; }
.mod-t { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.mod-t b { font-weight: 500; font-size: 17px; }
.mod-chev { width: 20px; height: 20px; color: var(--muted); transition: transform 0.2s; flex: none; }
.module[open] .mod-chev { transform: rotate(180deg); }
.lesson-list { list-style: none; margin: 0; padding: 4px 0 10px; border-top: 1px solid var(--line-soft); }
.lesson-list a { display: flex; align-items: center; gap: 12px; padding: 10px 20px 10px 26px; color: var(--ink); text-decoration: none; font-size: 15px; }
.lesson-list a:hover { background: var(--tint); color: var(--blue); }
.lesson-list .st { width: 26px; height: 26px; border-radius: 50%; border: 2px solid var(--line); display: grid; place-items: center; flex: none; color: var(--muted); }
.lesson-list .st svg { width: 12px; height: 12px; }
.lesson-list a.done .st { background: var(--green); border-color: var(--green); color: #fff; }
.lesson-list .lt { flex: 1; min-width: 0; }
.lesson-list .lm { font-size: 13px; color: var(--muted); white-space: nowrap; }
.test-card { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; border: 2px dashed var(--tint-2); background: linear-gradient(135deg, #fff 0%, var(--tint) 100%); }
.test-card .ti { width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; background: var(--yellow); color: var(--ink); flex: none; }
.test-card .ti svg { width: 28px; height: 28px; }
.test-card > div { flex: 1; min-width: 220px; }
.src-list { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 12px; }
.src-list li { display: flex; flex-direction: column; gap: 3px; font-size: 14px; }
.src-list a { font-weight: 500; text-decoration: none; }
.src-list a:hover { text-decoration: underline; }
.lic { display: inline-flex; align-self: flex-start; align-items: center; gap: 4px; font-size: 11.5px; font-weight: 700; padding: 2px 8px; border-radius: 6px; background: #ebf4ec; color: var(--green-text); text-decoration: none; }
.lic.nc { background: #fff5ea; color: #9a4b00; }

/* lesson player */
.player-top { position: sticky; top: 64px; z-index: 20; background: rgba(255, 255, 255, 0.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.pt-inner { display: flex; align-items: center; gap: 18px; max-width: 1440px; margin: 0 auto; padding: 10px 24px; }
.pt-back { display: inline-flex; align-items: center; gap: 8px; color: var(--ink); text-decoration: none; font-weight: 500; min-width: 0; }
.pt-back span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pt-back:hover { color: var(--blue); }
.pt-back svg { width: 18px; height: 18px; flex: none; }
.pt-progress { flex: 1; display: flex; align-items: center; gap: 12px; min-width: 120px; max-width: 420px; margin-left: auto; }
.pt-progress .pbar { flex: 1; }
.pt-outline-btn { display: none; }
.player { display: grid; grid-template-columns: 290px minmax(0, 1fr) 230px; gap: 40px; max-width: 1440px; margin: 0 auto; padding: 28px 24px 120px; }
@media (max-width: 1240px) { .player { grid-template-columns: 270px minmax(0, 1fr); } .player-toc { display: none; } }
@media (max-width: 920px) {
  .player { grid-template-columns: minmax(0, 1fr); padding-top: 18px; }
  .pt-outline-btn { display: inline-flex; }
  .player-outline { display: none; }
  .player-outline.open { display: block; position: fixed; z-index: 70; top: 0; bottom: 0; left: 0; width: min(360px, 88vw); background: var(--surface); padding: 18px; overflow: auto; box-shadow: 0 0 40px rgba(0, 0, 0, 0.3); }
  .outline-scrim { position: fixed; inset: 0; background: rgba(15, 20, 40, 0.4); z-index: 65; }
}
.outline-close { display: none; }
@media (max-width: 920px) { .player-outline.open .outline-close { display: inline-flex; float: right; } }
.player-outline { position: sticky; top: 136px; max-height: calc(100vh - 156px); overflow: auto; padding-right: 4px; font-size: 14px; }
.po-title { font-weight: 700; font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 0 0 10px; }
.po-mod + .po-mod { margin-top: 16px; }
.po-mod > b { display: block; font-weight: 500; font-size: 13px; color: var(--ink-2); margin: 0 0 6px 4px; }
.po-mod a, .po-test { display: flex; gap: 10px; align-items: flex-start; padding: 7px 10px; border-radius: 10px; color: var(--ink-2); text-decoration: none; line-height: 1.35; }
.po-mod a:hover, .po-test:hover { background: var(--surface); color: var(--blue); }
.po-mod a[aria-current="page"] { background: var(--surface); color: var(--blue); font-weight: 500; box-shadow: var(--shadow); }
.po-mod .dot { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--line); flex: none; margin-top: 1px; display: grid; place-items: center; background: var(--surface); }
.po-mod a.done .dot { background: var(--green); border-color: var(--green); color: #fff; }
.po-mod a[aria-current="page"] .dot { border-color: var(--blue); }
.po-mod .dot svg { width: 10px; height: 10px; }
.po-test { margin-top: 16px; border: 1px dashed var(--line); font-weight: 500; }
.po-test svg { width: 18px; height: 18px; color: var(--orange); flex: none; }
.player-main { background: var(--surface); border-radius: 20px; box-shadow: var(--shadow); padding: 40px clamp(20px, 5vw, 64px) 48px; min-width: 0; }
@media (max-width: 640px) { .player-main { padding: 26px 18px 32px; border-radius: 16px; } }
.lesson-head { max-width: 760px; margin: 0 auto 28px; padding-bottom: 22px; border-bottom: 1px solid var(--line-soft); }
.lesson-head h1 { font-size: clamp(28px, 3.4vw, 40px); font-weight: 500; letter-spacing: -0.8px; margin: 10px 0 14px; }
.lesson-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 14px; color: var(--muted); }
.lesson-meta > * { display: inline-flex; gap: 6px; align-items: center; }
.lesson-meta svg { width: 16px; height: 16px; }
.lesson-source { max-width: 760px; margin: 40px auto 0; display: flex; gap: 14px; align-items: flex-start; padding: 16px 18px; border-radius: 14px; background: var(--tint); font-size: 14px; color: var(--ink-2); }
.lesson-source svg { width: 22px; height: 22px; color: var(--blue); flex: none; margin-top: 1px; }
.lesson-source p + p { margin-top: 4px; }
.player-toc { position: sticky; top: 136px; align-self: start; font-size: 13.5px; max-height: calc(100vh - 156px); overflow: auto; }
.player-toc a { display: block; padding: 5px 0 5px 12px; border-left: 2px solid var(--line-soft); color: var(--ink-2); text-decoration: none; line-height: 1.35; }
.player-toc a:hover { color: var(--blue); border-left-color: var(--blue); }
.player-toc a.sub { padding-left: 24px; font-size: 13px; }
.player-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(8px); border-top: 1px solid var(--line); }
.pb-inner { max-width: 1440px; margin: 0 auto; padding: 12px 24px; display: flex; align-items: center; gap: 12px; justify-content: space-between; }
@media (max-width: 640px) { .pb-inner { padding: 10px 16px; } .pb-inner .btn { padding: 10px 16px; } .pb-status { display: none; } }
.pb-status { color: var(--green-text); font-weight: 500; }

/* lesson typography */
.lesson-prose { max-width: 760px; margin: 0 auto; font-size: 18px; line-height: 1.75; color: #262626; overflow-wrap: break-word; }
@media (max-width: 640px) { .lesson-prose { font-size: 17px; line-height: 1.7; } }
.lesson-prose > :first-child { margin-top: 0; }
.lesson-prose h2 { font-size: 27px; font-weight: 500; letter-spacing: -0.4px; line-height: 1.25; margin: 2em 0 0.6em; scroll-margin-top: 140px; }
.lesson-prose h3 { font-size: 21px; font-weight: 500; line-height: 1.3; margin: 1.7em 0 0.5em; scroll-margin-top: 140px; }
.lesson-prose h4, .lesson-prose h5, .lesson-prose h6 { font-size: 18px; font-weight: 700; margin: 1.5em 0 0.4em; }
.lesson-prose p, .lesson-prose ul, .lesson-prose ol, .lesson-prose dl, .lesson-prose figure, .lesson-prose blockquote, .lesson-prose pre { margin: 0 0 1.05em; }
.lesson-prose ul, .lesson-prose ol { padding-left: 1.5em; }
.lesson-prose li { margin: 0.3em 0; }
.lesson-prose li > p { margin: 0 0 0.4em; }
.lesson-prose a { text-underline-offset: 3px; }
.lesson-prose strong, .lesson-prose b { font-weight: 700; }
.lesson-prose img { display: block; max-width: 100%; height: auto; margin: 1.4em auto; border-radius: 12px; }
.lesson-prose figure img { margin-bottom: 0.5em; }
.lesson-prose figcaption, .lesson-prose .caption { font-size: 14px; color: var(--muted); text-align: center; }
.lesson-prose hr { border: 0; border-top: 1px solid var(--line); margin: 2em 0; }
.lesson-prose blockquote { border-left: 4px solid var(--tint-2); padding: 0.2em 0 0.2em 1.1em; color: var(--ink-2); }
.lesson-prose code, .lesson-prose kbd { font-family: "Roboto Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.86em; background: #f1f3f7; border-radius: 6px; padding: 0.12em 0.38em; }
.lesson-prose pre { background: #f6f8fb; border: 1px solid #e3e8f0; border-radius: 12px; padding: 14px 16px; overflow-x: auto; font-size: 14.5px; line-height: 1.6; }
.lesson-prose pre code { background: none; padding: 0; font-size: inherit; border-radius: 0; white-space: pre; }
.lesson-prose pre:has(> code.language-output) { background: #fff; border-style: dashed; }
.lesson-prose pre:has(> code.language-output)::before { content: "Output"; display: block; font: 700 11px/1 "Roboto", sans-serif; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.lesson-prose pre:has(> code.language-error) { background: #fdf3f4; border-color: #f2c6cc; }
.lesson-prose .table-wrap { overflow-x: auto; margin: 1.3em 0; border: 1px solid var(--line-soft); border-radius: 12px; }
.lesson-prose table { border-collapse: collapse; width: 100%; font-size: 15px; line-height: 1.5; }
.lesson-prose th, .lesson-prose td { padding: 9px 12px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line-soft); }
.lesson-prose th { background: var(--tint); font-weight: 700; }
.lesson-prose tr:last-child td { border-bottom: 0; }
.lesson-prose .box { --box: var(--blue); position: relative; margin: 1.5em 0; padding: 16px 20px 6px; border-radius: 14px; background: color-mix(in srgb, var(--box) 7%, #fff); border: 1px solid color-mix(in srgb, var(--box) 22%, #fff); border-left: 5px solid var(--box); font-size: 16.5px; }
.lesson-prose .box-title { font-size: 12.5px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: color-mix(in srgb, var(--box) 75%, #000); margin: 0 0 8px; }
.lesson-prose .box-objectives, .lesson-prose .box-questions, .lesson-prose .box-prereq { --box: var(--sky); }
.lesson-prose .box-challenge, .lesson-prose .box-discussion, .lesson-prose .box-important { --box: var(--purple); }
.lesson-prose .box-keypoints, .lesson-prose .box-tip, .lesson-prose .box-checklist { --box: var(--green); }
.lesson-prose .box-warning, .lesson-prose .box-caution { --box: var(--orange); }
.lesson-prose details { margin: 1em 0; }
.lesson-prose details.solution { border: 1px solid var(--line); border-radius: 12px; padding: 10px 16px; background: var(--surface); }
.lesson-prose details.solution > summary { cursor: pointer; font-weight: 700; color: var(--blue); font-size: 15px; }
.lesson-prose details.solution[open] > summary { margin-bottom: 8px; }
.lesson-prose details.attrib { font-size: 13px; line-height: 1.55; color: var(--muted); border-top: 1px solid var(--line-soft); padding-top: 10px; margin-top: 2.2em; }
.lesson-prose details.attrib > summary { cursor: pointer; font-weight: 500; }
.lesson-prose details.attrib p, .lesson-prose details.attrib ul { margin-bottom: 0.4em; }
.lesson-prose math { font-size: 1.05em; }

/* final test */
.test-wrap { max-width: 780px; margin: 0 auto; padding: 28px 24px 80px; }
@media (max-width: 640px) { .test-wrap { padding: 18px 16px 64px; } }
.test-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.test-dots { display: flex; gap: 6px; margin-bottom: 18px; }
.test-dots button { flex: 1; height: 7px; border-radius: 999px; border: 0; padding: 0; background: var(--line-soft); cursor: pointer; }
.test-dots button.answered { background: #9fb0ec; }
.test-dots button.current { background: var(--blue); }
.test-card-q { background: var(--surface); border-radius: 20px; box-shadow: var(--shadow); padding: 30px clamp(18px, 4vw, 36px); }
.test-card-q h2 { font-size: clamp(21px, 2.6vw, 26px); font-weight: 500; line-height: 1.35; margin: 10px 0 22px; }
.options { display: grid; gap: 12px; }
.option { display: flex; gap: 14px; align-items: flex-start; width: 100%; text-align: left; background: var(--surface); border: 2px solid var(--line); border-radius: 14px; padding: 14px 16px; cursor: pointer; font-size: 16.5px; line-height: 1.45; transition: border-color 0.12s, background 0.12s; }
.option:hover { border-color: var(--blue); }
.option:focus-visible { outline: 3px solid var(--sky); outline-offset: 2px; }
.option .letter { width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center; background: var(--page); font-weight: 700; font-size: 14px; flex: none; }
.option.selected { border-color: var(--blue); background: var(--tint); }
.option.selected .letter { background: var(--blue); color: #fff; }
.test-from { margin-top: 18px; }
.test-nav { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 22px; }
@media (max-width: 640px) { .hide-sm { display: none; } }
.result { background: var(--surface); border-radius: 20px; box-shadow: var(--shadow); padding: 36px clamp(18px, 4vw, 40px); text-align: center; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.result.pass .ring { --c: var(--green); }
.result.fail .ring { --c: var(--orange); }
.result h2 { font-size: 30px; font-weight: 500; }
.result p { color: var(--ink-2); max-width: 520px; }
.result .cert-form { width: 100%; max-width: 460px; text-align: left; display: grid; gap: 12px; margin-top: 8px; }
.review-list { list-style: none; padding: 0; margin: 6px 0 0; width: 100%; max-width: 520px; display: grid; gap: 8px; text-align: left; }
.review-list a { display: flex; gap: 10px; align-items: center; padding: 12px 14px; border-radius: 12px; background: var(--tint); text-decoration: none; font-weight: 500; }
.review-list a:hover { background: var(--tint-2); }
.review-list svg { width: 18px; height: 18px; flex: none; }
.answers { margin-top: 26px; display: grid; gap: 12px; }
.answer-item { background: var(--surface); border-radius: 14px; box-shadow: var(--shadow); padding: 16px 18px; }
.answer-item b { font-weight: 500; }
.answer-item .ok { color: var(--green-text); font-weight: 700; }
.answer-item .key { margin-top: 6px; font-size: 15px; }
.answer-item blockquote { margin: 8px 0 0; padding: 6px 0 6px 12px; border-left: 3px solid var(--tint-2); color: var(--ink-2); font-size: 14px; font-style: italic; }
.answer-item.right { border-left: 4px solid var(--green); }
.answer-item.wrong { border-left: 4px solid var(--orange); }
.answer-item .bad { color: #b4232c; font-weight: 700; }
.answers-h { margin: 30px 0 4px; }
.review-h { margin-top: 6px; font-weight: 700; color: var(--ink) !important; }

/* chapter tests: a chapter opens once the previous chapter's test is passed */
.syl-rule { display: flex; align-items: center; gap: 8px; margin: -6px 0 14px; }
.syl-rule svg { width: 16px; height: 16px; flex: none; }
.mod-n.locked { background: var(--page); color: var(--muted); }
.module.locked > summary .mod-t b { color: var(--ink-2); }
.lesson-list .locked-row { display: flex; align-items: center; gap: 12px; padding: 10px 20px 10px 26px; color: var(--muted); font-size: 15px; cursor: not-allowed; }
.lesson-list .locked-row .st { border-style: dashed; }
.ctest { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin: 8px 16px 6px 18px; padding: 12px 14px; border-radius: 12px; background: var(--tint); }
.ctest .ct-ico { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: var(--yellow); color: var(--ink); flex: none; }
.ctest .ct-ico svg { width: 18px; height: 18px; }
.ctest.done .ct-ico { background: var(--green); color: #fff; }
.ctest.locked { background: var(--page); }
.ctest.locked .ct-ico { background: var(--line-soft); color: var(--muted); }
.ctest .lt { flex: 1; min-width: 180px; display: flex; flex-direction: column; gap: 2px; }
.ctest .lt b { font-weight: 500; }
.badge.muted-badge { background: var(--line-soft); color: var(--muted); }
.badge svg { width: 12px; height: 12px; }
.test-card.locked { background: var(--surface); border-color: var(--line); }
.test-card.locked .ti { background: var(--line-soft); color: var(--muted); }
.po-mod.locked > b { color: var(--muted); }
.po-locked { display: flex; gap: 10px; align-items: flex-start; padding: 7px 10px; color: var(--muted); line-height: 1.35; cursor: not-allowed; }
.po-locked .dot { color: var(--muted); }
.po-ctest { display: flex; gap: 10px; align-items: center; margin-top: 4px; padding: 7px 10px; border-radius: 10px; color: var(--ink-2); text-decoration: none; font-weight: 500; border: 1px dashed var(--line); }
.po-ctest svg { width: 16px; height: 16px; color: var(--orange); flex: none; }
.po-ctest.done svg { color: var(--green); }
a.po-ctest:hover { background: var(--surface); color: var(--blue); }
.po-ctest .tiny { margin-left: auto; color: var(--green-text); font-weight: 700; }
.po-ctest.locked, .po-test.locked { color: var(--muted); cursor: not-allowed; }
.po-ctest.locked svg, .po-test.locked svg { color: var(--muted); }
.lock-card { background: var(--surface); border-radius: 20px; box-shadow: var(--shadow); padding: 44px clamp(18px, 4vw, 40px); text-align: center; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.lock-card .lock-ico { width: 72px; height: 72px; border-radius: 22px; display: grid; place-items: center; background: var(--tint); color: var(--navy); }
.lock-card .lock-ico svg { width: 34px; height: 34px; }
.lock-card h2 { font-size: 26px; font-weight: 500; }
.lock-card p { color: var(--ink-2); max-width: 480px; }
.test-head { margin: 0 0 18px; }
.test-head h1 { font-size: clamp(24px, 3vw, 32px); font-weight: 500; margin-top: 10px; line-height: 1.2; }
.test-kind { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--navy); background: var(--tint-2); padding: 4px 11px; border-radius: 999px; }
.test-kind svg { width: 14px; height: 14px; }
.test-kind.final { background: var(--yellow); color: var(--ink); }
.test-dots.many { gap: 4px; }
.test-dots.many button { height: 6px; }

/* ---------- certificate ---------- */
/* Drawn as one fixed-grid SVG (see viewCertificate); printing rules are injected only on the certificate page. */
.cert-bar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 28px 0 16px; }
.cert-sheet { max-width: 1123px; margin: 0 auto; background: #fff; box-shadow: var(--shadow-lift); }
.cert-svg { display: block; width: 100%; height: auto; }
.cert-svg text { font-family: Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif; }
@media print {
  .player-bar { display: none !important; }
}

/* ---------- Opportunities: jobs & universities ---------- */
.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
@media (max-width: 1000px) { .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .grid-4 { grid-template-columns: 1fr; } }
.choices { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 24px; }
@media (max-width: 600px) { .choices { grid-template-columns: 1fr; } }
.choice { position: relative; display: flex; gap: 16px; align-items: center; text-align: left; border: 2px solid var(--line-soft); background: var(--surface);
  border-radius: var(--radius); padding: 18px 20px; cursor: pointer; }
.choice:hover { border-color: var(--blue); }
.choice:focus-visible { outline: 3px solid var(--sky); outline-offset: 2px; }
.choice.on { border-color: var(--blue); background: var(--tint-2); }
.choice .icon-circle { flex: none; margin: 0; width: 52px; height: 52px; }
.choice.on .icon-circle { background: var(--blue); }
.choice b { display: block; font-size: 20px; font-weight: 700; }
.choice .c-text > span { display: block; color: var(--ink-2); font-size: 14px; margin-top: 2px; }
.choice .badge { position: absolute; top: -11px; right: 14px; }
.next-q .q2 { font-size: 24px; margin-top: 34px; }
.next-q .search { margin-top: 16px; }
.flag { display: inline-block; width: 20px; height: 15px; border-radius: 2px; object-fit: cover; flex: none; vertical-align: -3px;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.12); }
.country-opt { display: inline-flex; align-items: center; gap: 10px; }
.chip svg { width: 16px; height: 16px; }
.seg.nx-mode button { display: inline-flex; align-items: center; gap: 6px; }
.seg.nx-mode svg { width: 16px; height: 16px; }
.summary-bar .based svg { width: 16px; height: 16px; vertical-align: -3px; }
.nx-filters { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; }
.nx-roles { margin-top: 14px; }
.nx-roles .chip { padding: 7px 14px; font-size: 14px; }
.nx-group { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin: 28px 0 12px; }
.nx-group .n { background: var(--surface); color: var(--ink-2); border-radius: 999px; padding: 1px 9px; font-size: 12px; box-shadow: var(--shadow); }
.job-card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px 22px 16px; }
.job-card + .job-card { margin-top: 12px; }
.job-top { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.fit { font-size: 13px; font-weight: 700; padding: 3px 10px; border-radius: 999px; white-space: nowrap; }
.fit.ready { background: #ebf4ec; color: var(--green-text); }
.fit.close { background: var(--tint-2); color: var(--navy); }
.fit.stretch { background: var(--line-soft); color: var(--ink-2); }
.badge.remote { background: #e3f4fb; color: #005f86; }
.job-card h3 { font-size: 18px; line-height: 1.35; margin-top: 10px; }
.job-card h3 a { color: var(--ink); text-decoration: none; }
.job-card h3 a:hover { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
.job-meta { color: var(--ink-2); font-size: 14px; margin-top: 2px; }
.job-req { display: flex; gap: 6px; align-items: flex-start; color: var(--ink); font-size: 13.5px; margin-top: 8px; }
.job-req svg { width: 15px; height: 15px; flex: none; margin-top: 2px; color: var(--blue); }
.job-req .ok { color: var(--green-text); }
.job-req .warn { color: var(--red-text); font-weight: 600; }
.job-ai { margin-top: 12px; background: var(--tint); border-radius: 12px; padding: 12px 16px; font-size: 14.5px; line-height: 1.5; }
.job-ai .tiny { margin-top: 6px; }
.job-ai.off { background: var(--page); color: var(--ink-2); }
.job-actions .btn-secondary svg { width: 14px; height: 14px; }
.about-you { margin-top: 16px; display: grid; gap: 10px; background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 14px 18px; }
.about-you .row { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.about-you .k { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); min-width: 170px; }
.chip-sm { border: 1px solid var(--line); background: var(--surface); border-radius: 999px; padding: 5px 12px; font-size: 13.5px; cursor: pointer; color: var(--ink); }
.chip-sm:hover { border-color: var(--blue); color: var(--blue); }
.chip-sm.on { background: var(--tint-2); border-color: var(--blue); color: var(--blue); font-weight: 600; }
.chip-sm.more { border-style: dashed; color: var(--muted); }
.market { margin-top: 16px; display: grid; gap: 8px; background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px 20px; }
.market > .k { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); }
.market-counts { font-size: 15.5px; font-weight: 600; }
.market-cover { font-size: 14.5px; margin-top: 4px; }
.market .bar { height: 8px; background: var(--tint-2); border-radius: 999px; overflow: hidden; }
.market .bar span { display: block; height: 100%; background: var(--blue); border-radius: 999px; }
.market .job-skills { margin-top: 2px; }
@media (max-width: 600px) { .about-you .k { min-width: 100%; } }
.job-skills { margin-top: 10px; gap: 6px; }
.job-skills .k { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); min-width: 84px; }
.job-skills .pill svg { width: 13px; height: 13px; }
.job-actions { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line-soft); }
.job-actions a:not(.btn) { color: inherit; }
.portal-list { margin-top: 14px; display: grid; gap: 8px; }
.portal { display: flex; align-items: center; gap: 8px; padding: 10px 14px; border: 1px solid var(--line); border-radius: 12px; text-decoration: none; color: var(--ink); font-weight: 500; font-size: 15px; }
.portal:hover { border-color: var(--blue); color: var(--blue); background: var(--tint); }
.portal .go { margin-left: auto; color: var(--blue); font-weight: 700; }
.uni-list { list-style: none; margin: 14px 0 0; padding: 0; background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.uni { display: flex; align-items: center; gap: 14px; padding: 14px 18px; border-top: 1px solid var(--line-soft); }
.uni:first-child { border-top: 0; }
.uni-n { flex: none; width: 30px; height: 30px; border-radius: 50%; background: var(--tint-2); color: var(--navy); font-size: 13px; font-weight: 700; display: grid; place-items: center; font-variant-numeric: tabular-nums; }
.uni-body { flex: 1; min-width: 0; }
.uni-body b { display: block; font-weight: 500; overflow-wrap: anywhere; }
.uni-actions { display: flex; gap: 4px 10px; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
@media (max-width: 640px) { .uni { flex-wrap: wrap; } .uni-actions { width: 100%; justify-content: flex-start; padding-left: 44px; } }
.nx-uni-search { flex: 1 1 320px; max-width: none; }
.link-list { list-style: none; padding: 0; margin: 10px 0 0; }
.link-list li + li { margin-top: 8px; }
.link-list a { font-weight: 500; }
.prep { display: block; padding: 10px 14px; border-radius: 12px; background: var(--tint); text-decoration: none; color: var(--ink); margin-top: 8px; }
.prep:hover { background: var(--tint-2); color: var(--ink); }
.prep b { display: block; font-size: 15px; font-weight: 500; }
.next-cta { display: flex; align-items: center; gap: 20px; margin-top: 28px; border-top: 6px solid var(--green); }
.next-cta .icon-circle { flex: none; margin: 0; background: var(--green); }
.next-cta .nc-body { flex: 1; }
.next-cta p { margin-top: 4px; }
@media (max-width: 640px) { .next-cta { flex-direction: column; align-items: flex-start; } }

/* ---------- UN goal explainer ---------- */
.sdg-dialog { border: 0; padding: 0; border-radius: var(--radius-lg); width: min(640px, calc(100vw - 32px)); max-height: min(86vh, 900px);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.3); color: var(--ink); background: var(--surface); overflow: hidden; }
.sdg-dialog::backdrop { background: rgba(25, 39, 100, 0.45); }
.sdg-dlg { display: flex; flex-direction: column; max-height: min(86vh, 900px); }
.sdg-dlg-head { flex: none; display: flex; align-items: center; gap: 16px; padding: 20px 22px; background: var(--goal); color: var(--goal-ink, #fff); }
.sdg-dlg-num { flex: none; width: 56px; height: 56px; border-radius: 12px; background: rgba(255, 255, 255, 0.18); display: grid; place-items: center;
  font-size: 28px; font-weight: 700; }
.sdg-dlg-titles { flex: 1; min-width: 0; }
.sdg-dlg-kicker { font-size: 12px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; opacity: 0.9; }
.sdg-dlg-head h2 { font-size: 24px; font-weight: 500; color: inherit; margin-top: 2px; }
.sdg-dlg-close { flex: none; align-self: flex-start; border: 0; background: rgba(255, 255, 255, 0.22); color: inherit; width: 36px; height: 36px; border-radius: 50%;
  font-size: 16px; cursor: pointer; }
.sdg-dlg-close:hover { background: rgba(255, 255, 255, 0.32); }
.sdg-dlg-close:focus-visible { outline: 3px solid currentColor; outline-offset: 2px; }
.sdg-dlg-body { flex: 1 1 auto; min-height: 0; padding: 20px 22px 22px; overflow-y: auto; overscroll-behavior: contain; }
.sdg-dlg-body h3 { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin: 20px 0 8px; }
.sdg-essence { font-size: 18px; line-height: 1.5; }
.sdg-own { margin-top: 16px; padding: 12px 14px; border-radius: 12px; background: var(--tint); border-left: 5px solid var(--goal); }
.sdg-own h3 { margin: 0 0 4px; color: var(--ink-2); }
.sdg-own p { font-size: 15px; }
.sdg-official { margin-top: 16px; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line-soft); }
.sdg-official .k { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.sdg-official p { font-style: italic; color: var(--ink-2); margin-top: 4px; }
.sdg-targets { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.sdg-targets li { display: flex; gap: 10px; font-size: 14px; }
.sdg-targets b { flex: none; min-width: 40px; color: var(--navy); }
.sdg-dlg-body .chips { gap: 8px; }
.sdg-dlg-body .chip { padding: 6px 12px; font-size: 14px; text-decoration: none; color: var(--ink); }
.sdg-dlg-body .chip.static { cursor: default; color: var(--ink-2); background: var(--page); border-color: transparent; }
.sdg-dlg-body .chip.static:hover { color: var(--ink-2); }
.sdg-more { margin-top: 20px; font-weight: 500; }
@media (max-width: 560px) { .sdg-dlg-head { padding: 16px; gap: 12px; } .sdg-dlg-num { width: 46px; height: 46px; font-size: 22px; } .sdg-dlg-head h2 { font-size: 20px; }
  .sdg-dlg-body { padding: 16px; } .sdg-essence { font-size: 16px; } }

/* AI review and career chat (results page) */
.ai-review { margin-bottom: 20px; }
.ai-head { display: flex; align-items: center; gap: 8px; }
.ai-head svg { width: 20px; height: 20px; color: var(--blue); flex: none; }
.ai-head h2 { font-size: 20px; margin: 0; }
.ai-review-text { font-size: 16px; line-height: 1.6; margin-top: 10px; }
.career-chat { margin-top: 24px; }
.chat-log { display: grid; gap: 8px; margin-top: 14px; }
.msg { padding: 10px 14px; border-radius: 16px; max-width: 85%; line-height: 1.5; font-size: 15px; }
.msg.user { background: var(--blue); color: #fff; justify-self: end; border-bottom-right-radius: 4px; }
.msg.assistant { background: var(--tint); justify-self: start; border-bottom-left-radius: 4px; }
.msg.note { background: var(--page); color: var(--ink-2); }
.chat-form { display: flex; gap: 8px; margin-top: 14px; }
.chat-form input { flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: 999px; padding: 10px 16px; font-size: 15px; font-family: inherit; }
.chat-form input:focus { outline: 2px solid var(--blue); outline-offset: 1px; }

/* Career coach (#/coach): the chat, and what the coach sees beside it */
.coach-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 24px; align-items: start; }
@media (max-width: 880px) { .coach-grid { grid-template-columns: 1fr; } }
.coach-log { max-height: min(62vh, 640px); overflow-y: auto; padding-right: 4px; }
.coach-log .msg p { margin: 0; }
.coach-log .msg p + p, .coach-log .msg p + ul, .coach-log .msg ul + p { margin-top: 8px; }
.coach-log .msg ul { margin: 6px 0 0; padding-left: 20px; }
.coach-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.coach-links .btn { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.coach-form { align-items: flex-end; }
.coach-form textarea { flex: 1; min-width: 0; resize: vertical; min-height: 46px; border: 1px solid var(--line); border-radius: 14px;
  padding: 10px 14px; font-size: 15px; font-family: inherit; line-height: 1.4; }
.coach-form textarea:focus { outline: 2px solid var(--blue); outline-offset: 1px; }
.coach-sees h3 { font-size: 16px; margin: 0 0 8px; }
.coach-sees .row-item { display: grid; gap: 2px; padding: 8px 0; border-bottom: 1px solid var(--line-soft); }