/* Learn: speech-sound lessons. Uses Play Lab's own colours and fonts (variables from playlab.html). */

/* ---------- 3D mouth ---------- */
.lm-wrap{max-width:680px;margin:0 auto}
.lm-canvas{display:block;width:100%;aspect-ratio:640/440;border-radius:20px;cursor:grab;touch-action:pan-y;outline:none}
.lm-canvas:focus-visible{box-shadow:0 0 0 4px var(--sky)}
.lm-canvas.lm-grabbing{cursor:grabbing}
.lm-views{display:flex;gap:6px;align-items:center;justify-content:center;flex-wrap:wrap;margin-top:8px}
.lm-hint{font-weight:800;font-size:.85rem;color:var(--mute);margin-right:4px}
.lm-view{border:0;border-radius:999px;padding:6px 14px;font:800 .9rem Nunito,sans-serif;background:var(--bg);color:var(--ink);cursor:pointer;box-shadow:0 2px 0 rgba(38,36,79,.12)}
.lm-view:hover{background:#FFF0B8}
.lm-zoom{width:34px;padding:6px 0;font-size:1.1rem;line-height:1}

/* ---------- Learn page ---------- */
.ln-h1{font-size:2.6rem;margin:8px 0 4px}
.ln-lead{max-width:640px}
.ln-mod{display:flex;flex-direction:column;align-items:flex-start;gap:4px}
.ln-mod .e{line-height:0;margin-bottom:4px;border-radius:16px;overflow:hidden}.ln-thumb svg{display:block;max-width:100%;height:auto}
.ln-done,.ln-new{margin-top:8px;font-weight:800;font-size:.85rem;border-radius:999px;padding:3px 12px;background:#fff;color:#0F7A63}
.ln-new{color:#5B3A6B}
.ln-soon{cursor:default;opacity:.7}

/* ---------- lesson ---------- */
.ln-lesson{max-width:1100px;margin:0 auto}
.ln-top{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin:8px 0 14px}
.ln-back{padding:10px 18px;font-size:1rem}
.ln-title{display:flex;flex-direction:column;line-height:1.2}
.ln-title b{font:800 1.5rem "Baloo 2",Nunito,sans-serif}.ln-title span{color:var(--mute);font-weight:700;font-size:.95rem}
.ln-dots{display:flex;gap:8px;margin-left:auto}
.ln-dots i{width:14px;height:14px;border-radius:50%;background:#E3DDF0}.ln-dots i.on{background:var(--pink);transform:scale(1.2)}.ln-dots i.did{background:var(--mint)}
.ln-split{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(260px,1fr);gap:18px;align-items:start}
.ln-stage,.ln-side,.ln-col{background:var(--card);border-radius:28px;box-shadow:var(--shadow);padding:16px}
.ln-side h2{margin:4px 0 8px;font-size:1.6rem}
.ln-parts{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:10px 0}
.ln-part{border:0;border-radius:16px;padding:12px 10px;font:800 1.05rem Nunito,sans-serif;background:#FFF0B8;color:#26244F;cursor:pointer;box-shadow:0 3px 0 rgba(38,36,79,.15);text-align:left}
.ln-part.seen{background:#CFF3EA}.ln-part.on{outline:4px solid var(--pink)}
.ln-info{background:var(--bg);border-radius:18px;padding:10px 14px;min-height:96px}
.ln-info h3{display:flex;align-items:center;gap:8px;margin:2px 0 4px;font-size:1.3rem}.ln-info p{margin:0;color:var(--ink);font-weight:600}
.ln-say{border:0;background:#fff;border-radius:50%;width:38px;height:38px;cursor:pointer;font-size:1.1rem;box-shadow:0 2px 0 rgba(38,36,79,.15)}
.ln-hint{color:var(--mute)!important}
.ln-count{margin:10px 0 0;font-size:.95rem}
.ln-ask{font:800 1.6rem "Baloo 2",Nunito,sans-serif;color:var(--ink);margin:8px 0}.ln-ask b{color:var(--pink)}
.ln-fb{font-weight:800;min-height:1.5em;margin:4px 0}.ln-fb.ok{color:#0F7A63}.ln-fb.no{color:#D9453D}
.ln-score{font:800 1.5rem "Baloo 2",Nunito,sans-serif;color:var(--ink);margin:8px 0 12px}
.ln-tabs{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:10px}
.ln-tab{border:0;border-radius:18px;padding:10px;cursor:pointer;background:var(--bg);color:var(--ink);font:inherit;display:flex;flex-direction:column;align-items:center;box-shadow:0 3px 0 rgba(38,36,79,.12)}
.ln-tab b{font:800 1.25rem "Baloo 2",sans-serif}.ln-tab small{font-weight:700;color:var(--mute)}
.ln-tab.on{background:var(--pink);color:#fff}.ln-tab.on small{color:#fff}
.ln-controls{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:12px}
.ln-controls .btn{padding:10px 22px;font-size:1.1rem}
.ln-scrub{display:flex;align-items:center;gap:8px;flex:1;min-width:220px;font-weight:800}
.ln-scrub input{flex:1;accent-color:var(--pink);height:28px}
.ln-meter{display:flex;align-items:center;gap:10px;margin-top:10px;font-weight:800;font-size:.95rem;flex-wrap:wrap}
.ln-bar{flex:1;min-width:140px;height:16px;border-radius:999px;background:#EEE6F7;overflow:hidden;border:2px solid #5B3A6B}
.ln-bar i{display:block;height:100%;width:15%;transition:width .15s}
.ln-legend{margin:8px 0 0;font-size:.85rem;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.ln-legend .sw{display:inline-block;width:16px;height:16px;border-radius:5px;border:2px solid #5B3A6B;margin-left:6px}
.sw.relaxed{background:#F48FA0}.sw.firm{background:#D62846}.sw.arrow{background:#FFD23F}
.ln-steps{margin:6px 0 10px;padding-left:22px;display:grid;gap:8px;font-weight:600}.ln-steps li{color:var(--ink)}
.ln-note{background:#FFF0B8;color:#5B3A6B;border-radius:14px;padding:8px 12px;font-weight:700}
.ln-h2c{margin:0 0 10px}
.ln-two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.ln-col.ok{border-top:8px solid var(--mint)}.ln-col.no{border-top:8px solid var(--pink)}
.ln-colhead{font:800 1.3rem "Baloo 2",sans-serif;margin-bottom:8px}
.ln-mini{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}
.ln-chip{border:0;border-radius:999px;padding:6px 12px;font:800 .9rem Nunito,sans-serif;background:var(--bg);color:var(--ink);cursor:pointer}
.ln-chip.on{background:var(--ink);color:var(--card)}
.ln-sounds{margin:8px 0 0;font-weight:800;color:var(--ink)}
.ln-table{width:100%;border-collapse:separate;border-spacing:0 6px;margin-top:14px}
.ln-table th{text-align:left;font:800 1rem "Baloo 2",sans-serif;padding:4px 10px}
.ln-table td{background:var(--card);padding:10px;font-weight:700}
.ln-table td:first-child{border-radius:14px 0 0 14px}.ln-table td:last-child{border-radius:0 14px 14px 0}
.ln-table td.y,.ln-table td.n{text-align:center;font-size:1.3rem;width:110px}
.ln-table td.y{color:#0F7A63}.ln-table td.n{color:#D9453D;background:#FFE4EA}
.ln-fix{background:var(--card);border-radius:18px;padding:12px 16px;box-shadow:var(--shadow);font-weight:700;color:var(--ink)}
.ln-answers{display:flex;gap:10px;flex-wrap:wrap;margin:8px 0}.ln-answers .btn{flex:1;min-width:150px;font-size:1.1rem}
.ln-fbbox{border-radius:18px;padding:12px 14px;margin:8px 0;font-weight:600;color:var(--ink)}
.ln-fbbox.ok{background:#D6F5E6}.ln-fbbox.no{background:#FFE4EA}
.ln-fbbox ul{margin:6px 0;padding-left:18px}.ln-fbbox .btn{margin-top:8px;font-size:1rem;padding:10px 18px}
.ln-nav{display:flex;justify-content:space-between;gap:12px;margin:18px 0 30px}
.ln-donebox{background:var(--card);border-radius:28px;box-shadow:var(--shadow);padding:24px;text-align:center;max-width:760px;margin:0 auto}
.ln-donebox p{color:var(--ink)}
.ln-stars{font-size:3rem;color:#FFC93C;letter-spacing:6px}
.ln-words{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:8px 0 18px}
.ln-word{border:0;border-radius:999px;padding:10px 18px;font:800 1.15rem Nunito,sans-serif;background:#FFF0B8;color:#26244F;cursor:pointer;box-shadow:0 3px 0 rgba(38,36,79,.15)}
.ln-endbtns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
@media(max-width:760px){.ln-split,.ln-two{grid-template-columns:1fr}.ln-dots{margin-left:0}.ln-table td.y,.ln-table td.n{width:64px}}
.ln-dress{padding:10px 18px;font-size:1rem}.ln-dress.on{background:var(--sun)}
.ln-style{background:var(--card);border-radius:24px;box-shadow:var(--shadow);padding:12px 16px;margin:0 0 14px}
.ln-srow{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:4px 0}
.ln-srow>b{min-width:58px;font:800 1rem "Baloo 2",sans-serif}
.ln-schips{display:flex;gap:6px;flex-wrap:wrap}
.ln-snote{margin:6px 0 0;font-size:.85rem}
.sw.air{background:#2F8BEA}.sw.touch{background:#fff;border-color:#FFD23F!important;border-style:dashed!important;border-radius:50%!important}
.ln-nick{display:inline-block;font:800 .85rem Nunito,sans-serif;color:#7B5CFF;background:#F1ECFF;border-radius:999px;padding:2px 10px;margin:2px 0 4px;font-style:normal}
.ln-title .ln-nick{font-size:.8rem;vertical-align:middle;margin:0 0 0 6px}
.ln-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}