/* the course: progress bar, lessons, quiz, coach bubble, badges, burst */
.hm5-cbar{display:flex;align-items:center;gap:14px;padding:12px 14px;border-radius:14px;background:var(--surface,#111823);border:1px solid var(--line,rgba(255,255,255,.1));margin:0 0 16px;position:sticky;top:60px;z-index:5}
.hm5-cbar .cb-l{flex:none;display:flex;flex-direction:column;line-height:1.1}
.hm5-cbar .cb-n{font-size:16px;font-weight:900}.hm5-cbar .cb-k{font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--faint,#98a0ad);font-weight:700}
.hm5-cbar .cb-t{flex:1 1 auto;height:10px;border-radius:999px;background:rgba(127,127,127,.18);overflow:hidden}
.hm5-cbar .cb-t i{display:block;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,#00c47a,#5cf5b0);transition:width .5s cubic-bezier(.2,.8,.2,1)}
.hm5-cbar .cb-badges{flex:none;display:flex;gap:4px;font-size:20px}
.hm5-clevel{margin:26px 0 0}
.hm5-clevel h2{font-size:22px;font-weight:900;letter-spacing:-.02em;margin:0 0 10px;display:flex;align-items:center;gap:8px}
.hm5-clevel .lv-badge{font-size:18px;opacity:.35}
.hm5-cl{scroll-margin-top:84px;border:1px solid var(--line,rgba(255,255,255,.1));border-radius:14px;background:var(--surface,#111823);margin:0 0 8px;overflow:hidden}
.hm5-cl > summary{list-style:none;display:flex;align-items:center;gap:12px;padding:12px 14px;cursor:pointer;font-weight:700;font-size:16px}
.hm5-cl > summary::-webkit-details-marker{display:none}
.hm5-cl .cl-n{flex:none;width:28px;height:28px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:900;background:rgba(127,127,127,.15);color:var(--dim,#b3bcc8)}
.hm5-cl.done .cl-n{background:#00e28f;color:#04170e}
.hm5-cl .cl-t{flex:1 1 auto}.hm5-cl .cl-ok{color:#00e28f;font-weight:900;width:18px;text-align:right}
.hm5-cl[open] > summary{border-bottom:1px solid var(--line,rgba(255,255,255,.1))}
.hm5-cl .cl-b{padding:12px 16px 16px}
.hm5-cl .cl-b p{font-size:15.5px;line-height:1.62;color:var(--dim,#b3bcc8);margin:0 0 10px}
.hm5-cl .cl-coach{color:var(--text,#f2f5fa)!important;padding:10px 12px;border-radius:12px;background:rgba(0,226,143,.08);border:1px solid rgba(0,226,143,.3)}
.hm5-cl .cl-coach b{color:#00e28f}
.hm5-cl .cl-try{display:inline-flex;align-items:center;height:38px;padding:0 14px;border-radius:999px;background:transparent;color:var(--text,#f2f5fa);box-shadow:inset 0 0 0 2px var(--line,rgba(255,255,255,.15));font-weight:800;font-size:14px;text-decoration:none;margin:0 0 12px}
.hm5-cq{padding:12px 14px;border-radius:12px;background:rgba(127,127,127,.06);border:1px dashed var(--line,rgba(255,255,255,.15))}
.hm5-cq b{display:block;font-size:15px;margin-bottom:8px}
.hm5-cq button{font:inherit;font-size:14.5px;font-weight:700;display:block;width:100%;text-align:left;margin:0 0 6px;padding:9px 12px;border-radius:10px;border:1px solid var(--line,rgba(255,255,255,.15));background:transparent;color:var(--text,#f2f5fa);cursor:pointer}
.hm5-cq button:hover{border-color:#00e28f}
.hm5-cq button.ok{background:rgba(0,226,143,.18);border-color:#00e28f}.hm5-cq button.no{background:rgba(255,77,94,.14);border-color:#ff4d5e;opacity:.85}
.hm5-cq .say{font-size:14px;color:var(--dim,#b3bcc8);min-height:1.3em;margin-top:2px}
.hm5-cgrad{margin:22px 0;padding:16px 18px;border-radius:14px;border:1px solid rgba(255,209,102,.45);background:rgba(255,209,102,.08);font-size:16px}
.hm5-cgrad a{color:#00e28f;font-weight:800}
.hm5-coach{position:fixed;left:50%;bottom:52px;transform:translate(-50%,16px);z-index:1250;max-width:min(560px,calc(100% - 32px));display:flex;gap:10px;align-items:flex-start;text-align:left;padding:12px 16px;border-radius:20px;background:#0f1520;color:#fff;border:1px solid rgba(0,226,143,.5);box-shadow:0 16px 40px rgba(0,0,0,.45);opacity:0;pointer-events:none;transition:opacity .25s ease,transform .25s ease;font:15px/1.35 -apple-system,Inter,Helvetica,Arial,sans-serif}
.hm5-coach.on{opacity:1;transform:translate(-50%,0)}
.hm5-coach.big{border-color:#ffd166;box-shadow:0 16px 40px rgba(0,0,0,.45),0 0 0 4px rgba(255,209,102,.18)}
.hm5-coach .cn{flex:none;font-weight:900;color:#00e28f}.hm5-coach.big .cn{color:#ffd166}
@media(max-width:959px){ .hm5-coach{bottom:120px} .hm5-cbar{top:100px} }
.hm5-burst{position:fixed;left:50%;top:45%;width:0;height:0;z-index:1260;pointer-events:none}
.hm5-burst i{position:absolute;left:0;top:0;width:8px;height:14px;border-radius:2px;transform:rotate(var(--a)) translateY(0);animation:hm5burst var(--d) ease-out forwards}
@keyframes hm5burst{to{transform:rotate(var(--a)) translateY(-220px) rotate(200deg);opacity:0}}

/* figures: a real screen with numbered bubbles */
.cl-fig{margin:4px 0 14px;padding:0}
.cl-fig .fig-wrap{position:relative;border-radius:12px;overflow:hidden;border:1px solid var(--line,rgba(255,255,255,.1));background:#0b1017}
.cl-fig img{display:block;width:100%;height:auto}
.cl-fig .fig-dot{position:absolute;transform:translate(-50%,-150%);width:22px;height:22px;border-radius:50%;background:#ffd166;color:#1a1200;font:900 12.5px/24px -apple-system,Inter,Helvetica,Arial,sans-serif;text-align:center;box-shadow:0 0 0 3px rgba(255,209,102,.35),0 4px 12px rgba(0,0,0,.5);cursor:help;animation:hm5dot 2.4s ease-in-out infinite}
@keyframes hm5dot{50%{box-shadow:0 0 0 7px rgba(255,209,102,.12),0 4px 12px rgba(0,0,0,.5)}}
.cl-fig .fig-key{margin:10px 0 0;padding:0;list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:4px 14px;counter-reset:k}
.cl-fig .fig-key li{counter-increment:k;font-size:13.5px;line-height:1.45;color:var(--dim,#b3bcc8);padding-left:26px;position:relative}
.cl-fig .fig-key li::before{content:counter(k);position:absolute;left:0;top:1px;width:18px;height:18px;border-radius:50%;background:#ffd166;color:#1a1200;font:900 11px/18px -apple-system,Inter,Helvetica,Arial,sans-serif;text-align:center}
.cl-fig figcaption{font-size:12.5px;color:var(--faint,#98a0ad);margin-top:6px}
.hm5-clevel h2 .lv-test{margin-left:auto;font:700 12px -apple-system,Inter,Helvetica,Arial,sans-serif;letter-spacing:.04em;padding:6px 10px;border-radius:999px;border:1px solid var(--line,rgba(255,255,255,.15));background:transparent;color:var(--dim,#b3bcc8);cursor:pointer}
.hm5-clevel h2 .lv-test:hover{color:var(--text,#f2f5fa);border-color:#00e28f}
@media(max-width:600px){ .hm5-clevel h2{flex-wrap:wrap} .hm5-clevel h2 .lv-test{margin-left:0} }

/* the bubble sits just above its target with a tail, or just below it near the top edge, so it never hides the words */
.cl-fig .fig-dot::after{content:'';position:absolute;left:50%;top:100%;transform:translateX(-50%);border:5px solid transparent;border-top-color:#ffd166}
.cl-fig .fig-dot.below{transform:translate(-50%,50%)}
.cl-fig .fig-dot.below::after{top:auto;bottom:100%;border-top-color:transparent;border-bottom-color:#ffd166}

/* ---- the course as a game board: level bands, lesson tiles ---- */
.hm5-clevel{margin:30px 0 0}
.lv-head{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:16px;margin:0 0 12px;
  background:linear-gradient(90deg,color-mix(in srgb,var(--lv) 22%,transparent),color-mix(in srgb,var(--lv) 6%,transparent) 60%,transparent);border:1px solid color-mix(in srgb,var(--lv) 35%,transparent)}
.lv-emoji{flex:none;width:48px;height:48px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;font-size:26px;background:rgba(127,127,127,.12);filter:grayscale(1);opacity:.55;transition:filter .3s,opacity .3s,transform .3s}
.lv-emoji.on{filter:none;opacity:1;background:color-mix(in srgb,var(--lv) 25%,transparent);box-shadow:0 0 0 3px color-mix(in srgb,var(--lv) 30%,transparent);transform:scale(1.06)}
.lv-t{flex:1 1 auto;min-width:0}
.hm5-clevel h2{font-size:21px;margin:0;display:block}
.lv-sub{margin:2px 0 0;font-size:13px;color:var(--faint,#98a0ad);font-weight:600}
.lv-right{flex:none;display:flex;align-items:center;gap:10px}
.lv-prog{font-size:13px;font-weight:700;color:var(--dim,#b3bcc8);padding:6px 10px;border-radius:999px;background:rgba(127,127,127,.12)}
.lv-prog b{color:var(--lv);font-size:15px}
.hm5-clevel h2 .lv-test,.lv-right .lv-test{margin:0;font:700 12px -apple-system,Inter,Helvetica,Arial,sans-serif;letter-spacing:.04em;padding:7px 11px;border-radius:999px;border:1px solid color-mix(in srgb,var(--lv) 45%,transparent);background:transparent;color:var(--text,#f2f5fa);cursor:pointer}
.lv-right .lv-test:hover{background:color-mix(in srgb,var(--lv) 18%,transparent)}
.lv-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media(max-width:760px){ .lv-grid{grid-template-columns:1fr} .lv-head{flex-wrap:wrap} .lv-right{width:100%;justify-content:space-between} }
.hm5-cl{margin:0;border-radius:16px;transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease}
.hm5-cl:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--lv) 50%,transparent);box-shadow:0 10px 26px -12px rgba(0,0,0,.6)}
.hm5-cl[open]{grid-column:1/-1;transform:none}
.hm5-cl.next{border-color:var(--lv);box-shadow:0 0 0 3px color-mix(in srgb,var(--lv) 22%,transparent)}
.hm5-cl > summary{align-items:flex-start;gap:12px;padding:14px 14px 12px}
.hm5-cl .cl-n{width:32px;height:32px;border-radius:10px;font-size:13.5px;background:color-mix(in srgb,var(--lv) 18%,transparent);color:var(--lv)}
.hm5-cl.done .cl-n{background:#00e28f;color:#04170e}
.hm5-cl.next .cl-n{background:var(--lv);color:#fff}
.cl-main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:3px}
.hm5-cl .cl-t{font-size:16px;font-weight:800;line-height:1.25}
.cl-tease{font-size:13.5px;font-weight:500;line-height:1.4;color:var(--dim,#b3bcc8);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hm5-cl[open] .cl-tease{display:none}
.cl-meta{display:flex;gap:10px;margin-top:4px;font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--faint,#98a0ad)}
.cl-meta i{font-style:normal}
.cl-go{flex:none;font-size:22px;line-height:1;color:var(--faint,#98a0ad);margin-top:2px;transition:transform .2s}
.hm5-cl[open] .cl-go{transform:rotate(90deg)}

/* pop without weight: a badge spins once when it is earned, a lesson lifts under the pointer */
@media (prefers-reduced-motion:no-preference){
  .lv-emoji.on{animation:hm5-badge .8s cubic-bezier(.2,.9,.3,1.3) both}
  @keyframes hm5-badge{0%{transform:perspective(300px) rotateY(0) scale(.6)}60%{transform:perspective(300px) rotateY(360deg) scale(1.25)}100%{transform:perspective(300px) rotateY(360deg) scale(1.06)}}
  .hm5-cl{transition:transform .18s cubic-bezier(.2,.9,.3,1.3),border-color .18s,box-shadow .18s}
  .hm5-cl:not([open]):hover{transform:translateY(-2px);box-shadow:0 10px 24px -14px rgba(0,0,0,.6)}
  .hm5-cl.done .cl-n{animation:hm5-tickpop .45s cubic-bezier(.2,.9,.3,1.6) both}
  @keyframes hm5-tickpop{from{transform:scale(.4)}to{transform:none}}
}