/* MathLab SAT & PSAT sections (Nov 2026, Phase 5). Bar under the header: navy in both themes, like the header. */
html.ml-sec-on #app { display: none !important; }
#ml-sec[hidden], .mlsec-bar[hidden] { display: none !important; }
body.sat-on .mlsec-bar { display: none !important; }
@media print { .mlsec-bar { display: none !important; } }

.mlsec-bar { background: transparent; color: #FFFFFF; border-top: 1px solid rgba(255,255,255,.12); font-family: var(--ml-body, "IBM Plex Sans", system-ui, sans-serif); }
.mlsec-in, .mlsec-scroll { max-width: 1240px; margin: 0 auto; padding-inline: max(16px, calc((100vw - 1240px) / 2 + 16px)); box-sizing: border-box; }
.mlsec-in { padding-block: 10px; }
.mlsec-tests { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.mlsec-label { font: 600 12px/1.2 var(--ml-mono, "IBM Plex Mono", monospace); letter-spacing: .1em; text-transform: uppercase; color: #C9D3E3; margin-right: 4px; }
.mlsec-tests a { display: inline-flex; align-items: center; min-height: 36px; padding: 6px 14px; border-radius: 999px; border: 1px solid rgba(201,211,227,.45); color: #FFFFFF; text-decoration: none; font-weight: 600; font-size: 14px; }
.mlsec-tests a.on { background: #C8F25A; border-color: #C8F25A; color: #14223F; }
.mlsec-tests a:hover:not(.on) { border-color: #FFFFFF; }
.mlsec-nav { border-top: 1px solid rgba(255,255,255,.12); }
.mlsec-scroll { display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none; }
.mlsec-scroll::-webkit-scrollbar { display: none; }
/* On phones the bar scrolls sideways: a fading right edge shows there is more. */
@media (max-width: 760px) { .mlsec-nav .mlsec-scroll { -webkit-mask-image: linear-gradient(to right, #000 85%, transparent); mask-image: linear-gradient(to right, #000 85%, transparent); } .mlsec-nav .mlsec-scroll.mlsec-end { -webkit-mask-image: none; mask-image: none; } }
.mlsec-nav a { flex: none; display: inline-flex; align-items: center; min-height: 46px; padding: 0 14px; color: #D7E0EE; text-decoration: none; font-size: 15px; font-weight: 500; border-bottom: 3px solid transparent; white-space: nowrap; }
.mlsec-nav a:hover { color: #FFFFFF; }
.mlsec-nav a.on { color: #FFFFFF; font-weight: 700; border-bottom-color: #C8F25A; }
.mlsec-bar a:focus-visible { outline: 3px solid #C8F25A; outline-offset: 2px; }
@media (max-width: 560px) {
  .mlsec-label { display: none; }
  .mlsec-tests { flex-wrap: nowrap; overflow-x: auto; }
  .mlsec-tests a { flex: none; font-size: 13px; padding: 6px 12px; }
  .mlsec-nav a { font-size: 14px; padding: 0 11px; }
}

.mlsec-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.mlsec-small { font-size: 14px; color: var(--mlc-muted, var(--muted)); margin: 0; }
.mlsec-page h2 { font-size: clamp(20px, 3vw, 24px); margin: 0; }
.mlsec-page h3 { margin: 0; font-size: 18px; color: var(--mlc-ink); }
.mlsec-page p { margin: 0; }
.mlsec-page h1:focus { outline: none; }
.mlsec-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.mlsec-wrap { flex-wrap: wrap; }
.mlsec-two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
@media (max-width: 520px) { .mlsec-two { grid-template-columns: 1fr; } }
.mlsec-stat { gap: 4px !important; }
.mlsec-stat b { font: 700 32px/1.1 var(--ml-display, "Space Grotesk", system-ui, sans-serif); color: var(--mlc-ink); }
.mlsec-stat span:last-child { font-size: 14px; color: var(--mlc-muted); }
.mlsec-strong { border-color: var(--mlc-teal) !important; border-width: 2px !important; }
.mlsec-list { list-style: none; margin: 0; padding: 0; display: grid; }
.mlsec-list li { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; padding: 12px 0; border-top: 1px solid var(--mlc-line); }
.mlsec-list li > div:first-child { flex: 999 1 220px; display: grid; gap: 2px; }
.mlsec-list li > div:first-child span { font-size: 14px; color: var(--mlc-muted); }
.mlsec-score { display: grid; text-align: right; }
.mlsec-score b { font: 700 22px var(--ml-display, "Space Grotesk", system-ui, sans-serif); color: var(--mlc-ink); }
.mlsec-score span { font-size: 12px; color: var(--mlc-muted); }
.mlsec-links { display: flex; gap: 14px; flex-wrap: wrap; }
.mlsec-domains { display: grid; gap: 14px; }
.mlsec-w { font: 500 13px var(--ml-body, sans-serif); color: var(--mlc-muted); }
.mlsec-skills { list-style: none; margin: 0; padding: 0; display: grid; }
.mlsec-skills li { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px 12px; align-items: center; padding: 10px 0; border-top: 1px solid var(--mlc-line); }
.mlsec-skills li a { color: var(--mlc-ink); font-weight: 600; text-decoration: none; }
.mlsec-skills li a:hover, .mlsec-skills li a:focus-visible { color: var(--mlc-teal); text-decoration: underline; }
.mlsec-skills li .mlsec-small { grid-column: 1; }
.mlsec-skills li .mlc-chip, .mlsec-skills li > .mlsec-small:last-child { grid-column: 2; grid-row: 1 / span 2; justify-self: end; }
.mlsec-facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin: 0; }
.mlsec-facts div { display: grid; gap: 2px; }
.mlsec-facts dt { order: 2; font-size: 13px; color: var(--mlc-muted); }
.mlsec-facts dd { order: 1; margin: 0; font: 700 24px/1.15 var(--ml-display, "Space Grotesk", system-ui, sans-serif); color: var(--mlc-ink); }
.mlsec-dlist { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.mlsec-dlist ul, .mlsec-ext { margin: 6px 0 0; padding-left: 20px; display: grid; gap: 4px; }
.mlsec-ext a { color: var(--mlc-teal); font-weight: 600; }
.mlsec-page .mlc-link, .mlsec-over a:not(.mlc-btn), .mlsec-legend a { color: var(--mlc-teal); }

/* Overview card on the hub pages */
.mlsec-over { margin: 20px 0; }
.mlsec-over-in { gap: 18px !important; }
.mlsec-act { display: grid; gap: 2px; flex: 999 1 320px; min-width: 0; }
.mlsec-act b { font: 700 20px var(--ml-display, "Space Grotesk", system-ui, sans-serif); color: var(--mlc-ink); }
.mlsec-act span:last-child { font-size: 14px; color: var(--mlc-muted); }
.mlsec-over .mlsec-facts dd { font-size: 20px; }

/* Learn & Practice: levels on each topic card */
.mlsec-legend { margin: 10px 0 0; font-size: 14px; display: flex; flex-wrap: wrap; align-items: center; gap: 6px; background: none !important; }
.mlsec-lv { display: grid; gap: 6px; margin: 6px 0; background: none !important; }
.mlsec-chips { display: flex; flex-wrap: wrap; gap: 4px; }
.mlsec-chips .mlc-chip { font-size: 11.5px; padding: 2px 8px; }
.mlsec-path { font-weight: 600; font-size: 14px; color: var(--mlc-teal) !important; text-decoration: none; }
.mlsec-path:hover { text-decoration: underline; }
.mlsec-check-note { font-size: 15px; margin: 0 0 12px; color: var(--muted); }
/* The page themes colour every link; the bar keeps its own colours on navy in both themes. */
.mlsec-bar .mlsec-tests a { color: #FFFFFF !important; }
.mlsec-bar .mlsec-tests a.on { color: #14223F !important; }
.mlsec-bar .mlsec-nav a { color: #D7E0EE !important; }
.mlsec-bar .mlsec-nav a.on, .mlsec-bar .mlsec-nav a:hover { color: #FFFFFF !important; }

/* One-row bar (11 Nov 2026, approved by Mr. Ahmed): no extra bands or dividing lines; test menu + section tabs. */
.mlsec-bar { border-top: 0; }
.mlsec-row { display: flex; align-items: center; gap: 18px; max-width: 1240px; margin: 0 auto; padding-inline: max(16px, calc((100vw - 1240px) / 2 + 16px)); box-sizing: border-box; }
.mlsec-row .mlsec-nav { border-top: 0; flex: 1 1 auto; min-width: 0; }
.mlsec-row .mlsec-scroll { max-width: none; margin: 0; padding-inline: 0; }
.mlsec-pick { position: relative; flex: none; }
.mlsec-pick > summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; min-height: 38px; padding: 6px 14px; border-radius: 999px; background: #C8F25A; color: #14223F; font-weight: 700; font-size: 14px; white-space: nowrap; }
.mlsec-pick > summary::-webkit-details-marker { display: none; }
.mlsec-pick > summary .mlsec-label { color: #14223F; opacity: .75; margin: 0; font-size: 11px; }
.mlsec-caret { width: 8px; height: 8px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: translateY(-2px) rotate(45deg); }
.mlsec-pick[open] .mlsec-caret { transform: translateY(2px) rotate(-135deg); }
.mlsec-pick > summary:focus-visible { outline: 3px solid #FFFFFF; outline-offset: 2px; }
.mlsec-menu { position: absolute; z-index: 60; top: calc(100% + 8px); left: 0; min-width: 230px; padding: 6px; border-radius: 12px; background: #14223F; border: 1px solid rgba(201,211,227,.35); box-shadow: 0 12px 32px rgba(0,0,0,.35); }
.mlsec-menu a { display: block; padding: 10px 12px; border-radius: 8px; color: #FFFFFF !important; text-decoration: none; font-weight: 600; font-size: 14px; }
.mlsec-menu a:hover, .mlsec-menu a:focus-visible { background: rgba(255,255,255,.1); outline: none; }
.mlsec-menu a.on { color: #C8F25A !important; }
.mlsec-menu a.on::after { content: " ✓"; }
@media (max-width: 760px) {
  .mlsec-row { gap: 10px; }
  .mlsec-pick > summary { font-size: 13px; padding: 6px 12px; min-height: 36px; }
  .mlsec-pick > summary .mlsec-label { display: none; }
}
/* The bar continues the header: no line between them, and no 1px gap at the page edges in Light. */
body:has(> .mlsec-bar:not([hidden])) > header { border-bottom-color: transparent !important; }
.mlsec-bar { margin-top: -1px; position: relative; }