/* /learn pages and the practice panel under every lesson. Tokens from style.css. */
.learn-wrap { max-width: 960px; margin: 0 auto; padding: 22px 16px 56px; display: flex; flex-direction: column; gap: 14px; }
.learn-wrap h1 { font-family: var(--font-display, 'Sora', sans-serif); font-size: 26px; margin: 0; text-wrap: balance; }
.learn-wrap h2 { font-size: 18px; margin: 10px 0 4px; }
.learn-wrap .lead, .hi-title { color: var(--ink-secondary); margin: 0; font-size: 15px; }
.hi-title { font-size: 18px; color: var(--accent); }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 4px 8px; margin: 0; padding: 0; font-size: 13px; color: var(--ink-muted); }
.crumbs li + li::before { content: "›"; margin-right: 8px; }
.crumbs a { color: var(--ink-secondary); display: inline-block; padding: 12px 0; }
.learn-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; }
.learn-card { display: flex; flex-direction: column; gap: 4px; padding: 16px; min-height: 96px; text-decoration: none; color: var(--ink);
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-card); }
.learn-card:hover, .learn-card:focus-visible { border-color: var(--accent); }
.learn-card-no { font-size: 12px; color: var(--accent); letter-spacing: .06em; text-transform: uppercase; }
.learn-card-sub { font-size: 13px; color: var(--ink-muted); }
.learn-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.learn-list a { display: grid; grid-template-columns: 1fr auto; gap: 2px 12px; align-items: center; min-height: 56px; padding: 12px 16px; text-decoration: none; color: var(--ink);
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); }
.learn-list a:hover { border-color: var(--accent); }
.learn-list span { grid-column: 1; font-size: 13px; color: var(--ink-muted); }
.learn-list em { grid-row: 1 / span 2; grid-column: 2; font-style: normal; font-size: 12px; color: var(--ink-muted); }
.learn-links { display: flex; flex-wrap: wrap; gap: 10px; }
.learn-links a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 16px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); color: var(--ink); text-decoration: none; font-size: 14px; }
.learn-links a:hover { border-color: var(--accent); }
.learn-links .wa-share { background: var(--good-wash); border-color: var(--good); color: var(--good-text); }
.learn-scenes { margin: 0; padding-left: 22px; display: flex; flex-direction: column; gap: 2px; }
.learn-scenes a { display: inline-flex; flex-wrap: wrap; gap: 4px 10px; align-items: center; min-height: 44px; color: var(--ink); }
.learn-scenes a span { color: var(--ink-muted); font-size: 13px; }
.learn-page #scenes { display: none; }   /* the page lists the parts itself, as links */
.summary dt { font-weight: 600; margin-top: 8px; }
.summary dd { margin: 2px 0 0; color: var(--ink-secondary); font-size: 14px; line-height: 1.5; }
.summary summary { min-height: 44px; display: flex; align-items: center; cursor: pointer; color: var(--accent); }

/* Practice and signup panels */
.lesson-cta, .learn-signup { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 16px; padding: 16px 18px;
  background: var(--accent-wash); border: 1px solid var(--accent); border-radius: var(--radius-lg); }
.learn-signup { background: var(--surface); border-color: var(--border-strong); }
.lesson-cta div, .learn-signup div { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1 1 240px; }
.lesson-cta span, .learn-signup span { font-size: 13px; color: var(--ink-secondary); }
.lesson-cta-btn, .learn-signup .btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 20px; text-decoration: none; }
@media (max-width: 480px) { .lesson-cta-btn, .learn-signup .btn { width: 100%; } .learn-wrap h1 { font-size: 22px; } }

/* lessons/play.php?embed=1: the lesson alone, inside a modal iframe */
.lesson-embed .lesson-wrap { padding: 8px 8px 16px; gap: 10px; }
.lesson-embed .container { padding: 0; }
/* Inside the pop-up the board and its controls must fit without scrolling:
   the title stays, the details that the full lesson page shows go. */
.lesson-embed .head h1 { font-size: 18px; margin: 0; }
.lesson-embed .head .eyebrow, .lesson-embed .head .meta, .lesson-embed #syllabus { display: none; }
.lesson-embed .lang-row { padding: 6px 10px; }
.lesson-embed .board { min-height: 340px; }
.lesson-embed .frame { padding: 8px 8px 18px; }