/* SchoolCAD: Documents → Learn (js/cad/learn.js). Uses the app's colour tokens, so light and dark both work. */
.docs-tabs { margin: 2px 0 0; justify-self: start; }
.docs-tabs button { padding: 5px 14px; }
.learn { display: grid; gap: 10px; }
.learn-body { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 16px; align-items: start; }
.learn-side { display: grid; gap: 10px; }
.learn > .help { margin: 0; }

/* the guided path: five steps across, each opens a tutorial or sample */
.learn-path h3 { margin: 0 0 6px; font-size: 14px; }
.learn-path ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 8px; counter-reset: lp; }
.learn-path li { position: relative; }
.learn-path li + li::before { content: "→"; position: absolute; left: -8px; top: 50%; transform: translate(-50%, -50%); color: var(--muted); font-size: 12px; }
.learn-path button { width: 100%; height: 100%; display: grid; align-content: start; gap: 1px; text-align: left; padding: 8px 9px 8px 33px; position: relative; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); color: var(--ink); font: inherit; cursor: pointer; }
.learn-path button::before { counter-increment: lp; content: counter(lp); position: absolute; left: 9px; top: 9px; width: 18px; height: 18px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font: 600 11px/18px var(--font-ui); text-align: center; }
.learn-path button:hover:not(:disabled) { border-color: var(--accent); box-shadow: var(--shadow); }
.learn-path button:disabled { opacity: 0.5; cursor: default; }
.learn-path b { font-size: 13.5px; }
.learn-path small { color: var(--muted); font-size: 11.5px; line-height: 1.3; }
.learn-path .lp-opens { color: var(--accent); font-size: 11.5px; margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* the Guide card for Learn (guide.js), in a row */
.learn-guide { border: 1px solid var(--line); border-radius: 8px; background: var(--panel-2); padding: 8px 10px; display: grid; gap: 4px; }
.learn-guide .lgd-head { display: grid; gap: 1px; }
.learn-guide .guide-aka { font-size: 11.5px; }
.learn-guide .lgd-what { margin: 0; font-size: 12.5px; }
.learn-guide .lgd-steps { list-style: none; margin: 2px 0 0; padding: 0; display: grid; gap: 3px; }
.learn-guide .lgd-steps li { display: grid; grid-template-columns: 20px minmax(0, 1fr); gap: 6px; font-size: 12.5px; padding: 4px 6px; border-radius: 6px; border: 1px solid transparent; }
.learn-guide .lgd-steps li.cur { border-color: var(--accent); background: var(--panel); }
.learn-guide .lgd-steps li small { display: block; color: var(--muted); font-size: 11.5px; line-height: 1.3; }
.learn-guide .mark { width: 20px; height: 20px; border-radius: 50%; display: grid; place-items: center; font: 600 11px var(--font-ui); border: 1px solid var(--line-strong); background: var(--panel); }
.learn-guide li.ok .mark { background: var(--ok); border-color: var(--ok); color: #fff; }
.learn-guide li.cur .mark { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.learn-hint { margin: 0; font-size: 13px; padding: 6px 10px; border: 1px solid var(--accent); border-radius: 8px; }

/* filters */
.learn-filters { display: grid; gap: 8px; }
.learn-filters input[type=search] { width: 100%; padding: 7px 10px; border: 1px solid var(--line); border-radius: var(--r); background: var(--panel-2); color: var(--ink); font: inherit; }
.learn-countrow { display: flex; gap: 12px; align-items: baseline; margin-bottom: 6px; }
.learn-count { color: var(--muted); font-size: 12px; }
.learn-group { display: flex; flex-wrap: wrap; gap: 5px; align-items: center; }
.lg-name { flex: none; width: 100%; font-size: 12px; font-weight: 600; color: var(--muted); }
.learn .chip { font-size: 12.5px; padding: 3px 9px; color: var(--ink); }
.learn .chip .n { margin-left: 5px; color: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; }
.learn .chip[aria-pressed="true"] .n { color: var(--accent); }

/* cards */
.learn-cards { margin: 0; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
.learn-cards li { padding: 0; }
.learn-cards .doc-card-body { align-content: start; }
.learn-thumb { display: block; width: 100%; padding: 0; border: 0; background: none; cursor: pointer; }
.learn-thumb .doc-thumb { cursor: pointer; }
.learn-kind { position: absolute; top: 8px; left: 8px; font-size: 11px; padding: 2px 8px; border-radius: 999px; background: color-mix(in srgb, var(--panel) 90%, transparent); border: 1px solid var(--line); color: var(--muted); pointer-events: none; }
.learn-kind.lesson { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.learn-card.school { border-color: var(--accent); }
.learn-school { font-size: 11.5px; color: var(--accent); font-weight: 600; }
.learn-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 5px; }
.learn-tags .lt { font-size: 11px; padding: 1px 7px; border-radius: 999px; border: 1px solid var(--line); background: var(--panel-2); color: var(--muted); }
.learn-tags .lt-stage { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }
.learn-tags .lt-make { font-style: italic; }
.learn-tools { display: flex; flex-wrap: wrap; gap: 2px 6px; align-items: baseline; margin-top: 4px; font-size: 11.5px; color: var(--ink); }
.learn-tools .lg-name { width: auto; font-size: 11px; }
.learn-tools .lt-tool + .lt-tool::before { content: "· "; color: var(--muted); }
.learn-tools .more { color: var(--muted); }
.learn-cards .doc-acts { align-items: center; gap: 8px; }

@media (max-width: 860px) {
  .learn-path ol { grid-template-columns: 1fr 1fr; }
  .learn-path li + li::before { content: none; }
  .learn-body { grid-template-columns: 1fr; }
}