/* Source-backed diagrams: generous plot space, explicit units, restrained controls. */
.education-app {min-width:0}
.edu-layout {display:grid;grid-template-columns:230px minmax(0,1fr);gap:50px;align-items:start}
.edu-topics {display:grid;gap:3px;position:sticky;top:120px}
.edu-topic {display:block;width:100%;padding:16px 19px;text-align:left;font:inherit;font-size:.8rem;line-height:1.5;color:var(--muted);background:transparent;border:0;border-radius:16px;cursor:pointer;transition:background-color .2s,color .2s}
.edu-topic[aria-pressed='true'] {background:var(--sunken);color:var(--text);box-shadow:0 6px 28px rgba(28,42,67,.045)}
.edu-topic:hover {background:var(--hover);color:var(--text)}
.edu-topic strong {display:block;color:var(--text);font-size:1.15rem;letter-spacing:-.025em;font-weight:570;margin-bottom:4px}
.edu-topic[aria-pressed='true'] strong {color:var(--accent-ink,var(--accent));font-weight:650}
.edu-panel {min-width:0;padding:36px 42px 30px;background:var(--surface);border:0;border-radius:28px}
.edu-panel h3 {font-size:clamp(1.6rem,2.45vw,2.35rem);letter-spacing:-.04em;line-height:1.18;margin:11px 0 20px;max-width:32ch}
.edu-intro {font-size:.97rem;color:var(--muted);max-width:75ch;line-height:1.75}
.edu-label {font-size:.68rem;letter-spacing:.055em;color:var(--accent-ink,var(--accent));font-family:inherit;font-weight:580}
.edu-context {color:var(--muted);font-size:.77rem;line-height:1.65;margin-top:16px;max-width:93ch}
.edu-controls {display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.25fr) auto;gap:22px;align-items:end;margin-top:32px}
.edu-control {display:grid;gap:10px;min-width:0}
.edu-control label,.edu-control-head {color:var(--muted);font-size:.74rem;line-height:1.5}
.edu-control-head {display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.edu-control-head output {color:var(--text);font-weight:500;text-align:right;font-family:var(--font-mono,Consolas,monospace);font-variant-numeric:tabular-nums}
.edu-control select {width:100%;min-height:48px;padding:11px 34px 11px 17px;border:1px solid transparent;border-radius:999px;color:var(--text);background:var(--sunken);font:inherit;font-size:.78rem;cursor:pointer}
.edu-control select:hover {border-color:var(--line)}
.edu-control input[type='range'] {width:100%;min-height:48px;margin:0;accent-color:var(--accent);cursor:pointer}
.edu-control input[type='range']:disabled {cursor:default}
.edu-play {min-width:104px;min-height:48px;background:var(--sunken);border:1px solid transparent;color:var(--text);padding:11px 19px}
.edu-play:hover {border-color:var(--line);background:var(--hover)}
.edu-play[aria-pressed='true'] {background:var(--accent);color:var(--on-accent);border-color:var(--accent)}
.edu-figure {margin:32px 0 0;position:relative;min-width:0}
.edu-chart {display:block;width:100%;height:auto;touch-action:pan-y;font-family:var(--font-ui,'Segoe UI',Arial,sans-serif);overflow:visible}
.edu-chart text {font-family:var(--font-ui,'Segoe UI',Arial,sans-serif);letter-spacing:0;font-size:13px}
.edu-legend {display:flex;flex-wrap:wrap;gap:10px 23px;font-size:.75rem;color:var(--muted);margin:18px 0 0;list-style:none;padding:0}
.edu-legend li {display:flex;align-items:center;gap:9px}
.edu-legend svg {width:21px;height:15px;overflow:visible;flex:none}
.edu-values {display:flex;flex-wrap:wrap;gap:22px 35px;margin-top:30px;border-top:1px solid var(--line-soft);padding-top:24px}
.edu-value {min-width:100px;max-width:29ch}
.edu-value span {display:block;color:var(--muted);font-size:.72rem;line-height:1.6}
.edu-value strong {display:block;margin-top:8px;color:var(--text);font:500 1.2rem/1.3 var(--font-mono,Consolas,monospace);font-variant-numeric:tabular-nums;white-space:nowrap;letter-spacing:-.035em}
.edu-application {margin-top:26px;max-width:83ch;font-size:.87rem;color:var(--text);line-height:1.75}
.edu-scope {margin-top:13px;max-width:91ch;font-size:.77rem;color:var(--muted);line-height:1.7}
.edu-method {margin-top:24px;color:var(--muted);font-size:.76rem;line-height:1.75}
.edu-method summary {cursor:pointer;padding:8px 0;color:var(--text);font-weight:520}
.edu-detail {max-width:91ch;padding-top:8px}
.edu-toolbar {display:flex;flex-wrap:wrap;gap:8px 12px;margin-top:27px;align-items:center}
.edu-toolbar .btn {font-size:.72rem;min-height:43px;padding:10px 16px;border-color:var(--line-soft)}
.edu-toolbar .btn:hover {border-color:var(--line)}
.edu-caption {max-width:98ch;font-size:.68rem;color:var(--muted);margin-top:16px;line-height:1.75}
.edu-status {font-size:.78rem;color:var(--text);margin-top:12px;min-height:1.7em}
.edu-table {margin-top:19px;font-size:.77rem;color:var(--muted)}
.edu-table summary {cursor:pointer;padding:9px 0;color:var(--text);font-weight:520}
.edu-table-scroll {overflow-x:auto;margin-top:10px;scrollbar-color:var(--line) transparent}
.edu-table table {border-collapse:collapse;width:100%;font-size:.74rem;font-variant-numeric:tabular-nums}
.edu-table caption {text-align:left;margin:0 0 10px}
.edu-table th,.edu-table td {text-align:left;padding:11px 18px 11px 0;border-bottom:1px solid var(--line-soft);white-space:nowrap}
.edu-table th {font-weight:550;color:var(--text)}
.edu-error,.edu-loading {padding:27px 0;font-size:.9rem;color:var(--muted)}
.edu-error {border-left:3px solid var(--fault,var(--accent));padding-left:20px}
.edu-standalone .edu-layout {grid-template-columns:1fr}
.edu-standalone .edu-topics {display:none}
.edu-standalone .edu-panel {max-width:1080px;margin-inline:auto;width:100%;padding:44px 52px}
.edu-standalone .edu-panel h3 {font-size:clamp(1.75rem,3vw,2.5rem)}
.education-page {padding:64px 0 90px}
.education-back {display:inline-flex;align-items:center;min-height:44px;font-size:.8rem;color:var(--muted);margin-bottom:32px}
.education-back:hover {color:var(--text)}
.education-heading {font-size:clamp(2.25rem,4.5vw,3.75rem);letter-spacing:-.045em;max-width:25ch;margin:0 0 44px;line-height:1.12}
@media(max-width:1200px) {
  .edu-layout {grid-template-columns:190px minmax(0,1fr);gap:28px}
  .edu-panel {padding:30px}
  .edu-controls {grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:17px 22px}
  .edu-play {grid-column:1/-1;justify-self:start}
  .edu-topic {padding:14px 15px}
}
@media(max-width:900px) {
  .edu-layout {grid-template-columns:1fr;gap:26px}
  .edu-topics {position:static;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}
  .edu-topic {font-size:.73rem;padding:14px 13px}
  .edu-topic strong {font-size:1rem}
  .edu-panel {padding:32px}
  .edu-standalone .edu-panel {padding:36px}
}
@media(max-width:640px) {
  .edu-topics {grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
  .edu-panel {padding:25px 22px;border-radius:22px}
  .edu-panel h3 {font-size:1.65rem}
  .edu-controls {grid-template-columns:1fr;gap:17px}
  .edu-play {grid-column:auto}
  .edu-values {gap:21px 25px}
  .edu-value {min-width:93px}
  .edu-value strong {font-size:1.1rem}
  .edu-standalone .edu-panel {padding:28px 24px}
  .education-page {padding-top:42px}
  .education-heading {margin-bottom:32px}
}
@media(max-width:420px) {
  .edu-panel,.edu-standalone .edu-panel {padding:23px 16px;border-radius:18px}
  .edu-topic {padding:13px;font-size:.71rem}
  .edu-topic strong {font-size:.95rem}
  .edu-panel h3 {font-size:1.5rem}
  .edu-intro {font-size:.9rem}
  .edu-chart text {font-size:12px}
  .edu-controls {margin-top:26px}
  .edu-toolbar {display:grid;grid-template-columns:1fr;gap:8px}
  .edu-toolbar .btn {width:100%}
  .edu-value {min-width:88px;max-width:27ch}
  .edu-value strong {font-size:1.02rem}
}
@media(prefers-reduced-motion:reduce) {.edu-topic {transition:none}}
@media print {
  .edu-controls,.edu-toolbar,.edu-topics,.edu-status {display:none!important}
  .edu-layout {grid-template-columns:1fr}
  .edu-panel,.edu-standalone .edu-panel {border:0;padding:0;border-radius:0;max-width:none}
  .edu-table {display:none}
  .edu-chart {max-width:100%}
  .edu-figure,.edu-values {break-inside:avoid}
  .education-page {padding-block:20px}
  .education-heading {font-size:26pt}
}