/* ISSPM Academy styles. Palette ("Signal", chosen 13 Nov 2026): graphite, signal blue, one cyan accent.
   Variable names are kept from the first palette: --navy is graphite, --steel is signal blue.
   Contrast checked with npm run check:a11y (WCAG 2.1 AA). */
:root {
  --navy: #0b1220;
  --navy-2: #16203a;
  --slate: #1f2937;
  --slate-2: #4b5563;
  --steel: #1d4ed8;
  --steel-dark: #1e40af;
  --steel-tint: #e7eefd;
  --accent: #22d3ee;
  --accent-dark: #06b6d4;
  --bg: #f7f8fa;
  --surface: #ffffff;
  --line: #dde2ea;
  --ok: #1d6b3a;
  --ok-bg: #e7f4ec;
  --bad: #9b2c2c;
  --bad-bg: #fbeaea;
  --radius: 8px;
  --wrap: 72rem;
  --measure: 46rem;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--slate);
  font: 1.0625rem/1.65 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
h1, h2, h3, h4 { color: var(--navy); line-height: 1.25; margin: 1.6em 0 0.5em; }
h1 { font-size: clamp(1.75rem, 4vw, 2.4rem); margin-top: 0.4em; }
h2 { font-size: 1.45rem; }
h3 { font-size: 1.15rem; }
p, ul, ol, dl { margin: 0 0 1em; }
a { color: var(--steel); text-underline-offset: 0.15em; }
a:hover { color: var(--steel-dark); }
:focus-visible { outline: 3px solid var(--steel); outline-offset: 2px; border-radius: 2px; }
.site-header :focus-visible, .hero :focus-visible { outline-color: var(--accent); }
img { max-width: 100%; height: auto; }
code { background: var(--steel-tint); padding: 0.1em 0.3em; border-radius: 4px; font-size: 0.92em; }
pre { background: var(--navy); color: #f1f5f9; padding: 1rem; border-radius: var(--radius); overflow-x: auto; }
pre code { background: none; color: inherit; padding: 0; }
blockquote { margin: 1em 0; padding: 0.75em 1em; border-left: 4px solid var(--steel); background: var(--steel-tint); }
hr { border: 0; border-top: 1px solid var(--line); margin: 2em 0; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 1.25rem; }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--accent); color: var(--navy); padding: 0.6rem 1rem; z-index: 10; font-weight: 600; }
.skip-link:focus { left: 0.5rem; top: 0.5rem; }
main { padding: 1.5rem 0 3rem; outline: none; }

/* header and footer */
.site-header { background: var(--navy); color: #fff; }
.header-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.5rem 1.5rem; min-height: 4rem; }
.brand { color: #fff; font-weight: 700; font-size: 1.15rem; text-decoration: none; letter-spacing: 0.01em; }
.brand:hover { color: #fff; }
.brand { display: inline-flex; align-items: center; gap: 0.55rem; }
.brand-mark { display: block; width: 1.5rem; height: auto; flex: none; }
.brand-sub { color: var(--accent); font-weight: 600; }
.nav { list-style: none; display: flex; flex-wrap: wrap; align-items: center; gap: 0.25rem 1.1rem; margin: 0; padding: 0.5rem 0; }
.nav a { color: #e2e8f0; text-decoration: none; font-weight: 500; }
.nav a:hover { color: #fff; text-decoration: underline; }
.site-footer { background: var(--navy-2); color: #cbd5e1; padding: 1.5rem 0; font-size: 0.92rem; }
.site-footer a { color: #e2e8f0; }
.site-footer strong { color: #fff; }

/* buttons */
.btn { display: inline-block; font: inherit; font-weight: 600; line-height: 1.2; padding: 0.7rem 1.2rem; border-radius: var(--radius); border: 2px solid transparent; text-decoration: none; cursor: pointer; }
.btn-primary { background: var(--steel); color: #fff; }
.btn-primary:hover { background: var(--steel-dark); color: #fff; }
.btn-accent { background: var(--accent); color: var(--navy); }
.btn-accent:hover { background: var(--accent-dark); color: var(--navy); }
.btn-ghost { background: transparent; color: var(--steel); border-color: var(--steel); }
.btn-ghost:hover { background: var(--steel-tint); }
.hero .btn-ghost { color: #fff; border-color: #cbd5e1; }
.hero .btn-ghost:hover { background: var(--navy-2); color: #fff; }
.btn-small { padding: 0.35rem 0.8rem; }
.nav .btn-accent { color: var(--navy); }
.btn[disabled] { opacity: 0.6; cursor: not-allowed; }

/* page parts */
.hero { background: var(--navy); color: #e2e8f0; border-radius: var(--radius); padding: clamp(1.5rem, 5vw, 3.5rem); margin-bottom: 2rem; }
.hero h1 { color: #fff; max-width: 22ch; margin-top: 0; }
.lede { font-size: 1.15rem; max-width: var(--measure); }
.hero .lede { color: #e2e8f0; }
.cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1.5rem 0 0; }
.prose { max-width: var(--measure); }
.prose li { margin-bottom: 0.35em; }
.home-body { max-width: var(--measure); }
.eyebrow { display: block; font-size: 0.9rem; font-weight: 600; color: var(--steel); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 0.3rem; }
.meta, .small { font-size: 0.9rem; color: var(--slate-2); }
.optional { font-weight: 400; color: var(--slate-2); }
.breadcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 0.3rem; padding: 0; margin: 0 0 0.5rem; font-size: 0.9rem; }
.breadcrumbs li + li::before { content: "›"; margin-right: 0.3rem; color: var(--slate-2); }
.callout, .lock-banner, .signin-note { background: var(--steel-tint); border-left: 4px solid var(--steel); padding: 0.85rem 1rem; border-radius: 0 var(--radius) var(--radius) 0; max-width: var(--measure); }
.lock-banner { background: #ecfeff; border-left-color: var(--accent-dark); margin-bottom: 1rem; }
.objectives { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.5rem 1.25rem; max-width: var(--measure); }
.objectives h2 { font-size: 1.05rem; margin-top: 0.8rem; }

/* tables */
.table-wrap { overflow-x: auto; margin: 0 0 1.25em; max-width: 100%; }
.prose .table-wrap { max-width: min(100vw - 2.5rem, 60rem); }
table { border-collapse: collapse; width: 100%; background: var(--surface); font-size: 0.95rem; }
th, td { border: 1px solid var(--line); padding: 0.5rem 0.65rem; text-align: left; vertical-align: top; }
th { background: var(--steel-tint); color: var(--navy); }

/* details (model answers) */
details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.75rem 1rem; margin: 1rem 0; }
summary { cursor: pointer; font-weight: 600; color: var(--steel); }

/* curriculum map */
.map { list-style: none; padding: 0; margin: 1.5rem 0; display: grid; gap: 0.9rem; }
.map-card { display: flex; gap: 1rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.1rem; position: relative; }
.map:not(.map-electives) .map-card:not(:last-child)::after { content: ""; position: absolute; left: 2.15rem; bottom: -0.95rem; height: 0.95rem; border-left: 2px solid var(--line); }
.map-num { flex: 0 0 2.2rem; height: 2.2rem; border-radius: 50%; background: var(--navy); color: #fff; display: grid; place-items: center; font-weight: 700; }
.map-card.is-soon .map-num { background: var(--slate-2); }
.map-card h3 { margin: 0.1rem 0 0.25rem; }
.map-label { margin: 0; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--slate-2); }
.map-meta { margin: 0; font-size: 0.92rem; }
.map-status { margin: 0.4rem 0 0; font-size: 0.88rem; font-weight: 600; color: var(--slate-2); }
.map-status.is-done { color: var(--ok); }
.map-status.is-open { color: var(--steel); }

/* lessons and quizzes */
.lesson-list li { margin-bottom: 0.4rem; }
.done-mark { font-size: 0.85rem; font-weight: 600; color: var(--ok); }
.complete-row { margin: 2rem 0; display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem; }
.pager { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 1rem; margin-top: 2rem; max-width: var(--measure); }
.sources { max-width: var(--measure); }
.sources ul { padding-left: 1.1rem; }
.sources li { margin-bottom: 0.5rem; }
.badge { display: inline-block; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; padding: 0.1rem 0.45rem; border-radius: 4px; background: var(--steel-tint); color: var(--steel-dark); }
.badge-binding { background: var(--navy); color: #fff; }
.selfcheck, .quiz { max-width: var(--measure); }
.q { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.1rem; margin: 0 0 1rem; }
.q legend { font-weight: 600; color: var(--navy); padding: 0; margin-bottom: 0.5rem; }
.q fieldset { border: 0; padding: 0; margin: 0; }
.opt { display: flex; gap: 0.6rem; align-items: flex-start; padding: 0.45rem 0.5rem; border-radius: 6px; cursor: pointer; }
.opt:hover { background: var(--steel-tint); }
.opt input { margin-top: 0.35rem; width: 1.05rem; height: 1.05rem; flex: none; }
.feedback { margin-top: 0.6rem; padding: 0.6rem 0.8rem; border-radius: 6px; }
.feedback.is-correct { background: var(--ok-bg); color: var(--ok); }
.feedback.is-wrong { background: var(--bad-bg); color: var(--bad); }
.feedback p { margin: 0.2rem 0 0; color: var(--slate); }
.result { background: var(--surface); border: 2px solid var(--steel); border-radius: var(--radius); padding: 1rem 1.25rem; margin: 1rem 0; }
.result.is-pass { border-color: var(--ok); }
.result h2 { margin-top: 0.2em; }
.result.is-fail { border-color: var(--accent-dark); }

/* forms */
.form { max-width: 30rem; }
.field { margin-bottom: 1rem; }
.field label { display: block; font-weight: 600; color: var(--navy); margin-bottom: 0.3rem; }
input, select, textarea { font: inherit; width: 100%; padding: 0.6rem 0.7rem; border: 1px solid var(--slate-2); border-radius: 6px; background: #fff; color: var(--slate); }
.form-status { min-height: 1.5em; margin-top: 0.75rem; }
.form-status.is-error { color: var(--bad); }
.form-status.is-ok { color: var(--ok); }

/* dashboard */
.progress-table td:last-child { white-space: nowrap; }
.bar { height: 0.6rem; background: var(--line); border-radius: 999px; overflow: hidden; min-width: 6rem; }
.bar > span { display: block; height: 100%; background: var(--steel); }

/* glossary */
.glossary { max-width: var(--measure); }
.gterm { padding: 0.6rem 0; border-bottom: 1px solid var(--line); }
.glossary dt { font-weight: 700; color: var(--navy); }
.glossary dd { margin: 0.2rem 0 0; }

@media (max-width: 40rem) {
  body { font-size: 1rem; }
  .header-inner { padding-top: 0.5rem; padding-bottom: 0.5rem; }
  .nav { gap: 0.25rem 0.9rem; }
  .pager { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }
@media print { .site-header, .site-footer, .complete-row, .pager, .selfcheck { display: none; } }

/* capstone workspace */
.cap-steps { padding-left: 1.25rem; }
.cap-step.is-submitted { color: var(--ok); }
.cap-step.is-current { font-weight: 600; }
.cap-current { border: 2px solid var(--steel); border-radius: var(--radius); padding: 1rem 1.25rem; margin: 1.5rem 0; background: var(--surface); }
.cap-current textarea { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.95rem; line-height: 1.5; min-height: 24rem; }
.cap-answer { white-space: pre-wrap; word-break: break-word; max-height: 32rem; overflow: auto; }
.cap-inject { margin: 1rem 0; max-width: none; }
.cap-locked { color: var(--slate-2); }
.cap-package { margin-top: 2rem; }
.cap-form fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 0.75rem 1rem; margin: 0 0 1rem; }
.cap-form legend { font-weight: 600; padding: 0 0.25rem; }
.cap-form .cap-crit { border-style: dashed; }
.cap-levels { display: flex; flex-wrap: wrap; gap: 0.5rem 1.25rem; }
.cap-level, .cap-check { display: flex; align-items: baseline; gap: 0.35rem; }
.cap-form input[type="radio"], .cap-form input[type="checkbox"] { width: auto; }
.cap-check { margin: 0.4rem 0; }