:root{--ink:#241d16;--muted:#6b5d4c;--clay:#a8501f;--clayd:#7c3a16;--forest:#33463a;
      --gold:#c08a3e;--cream:#f7f1e6;--soft:#efe6d5;--line:#e3dccf}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--cream);
     color:var(--ink);line-height:1.62;-webkit-font-smoothing:antialiased}
a{color:var(--clayd)}
.wrap{max-width:720px;margin:0 auto;padding:0 20px 70px}
.hero{position:relative;height:200px;overflow:hidden;margin-bottom:-50px}
.hero img{width:100%;height:100%;object-fit:cover;display:block}
.hero:after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(36,29,22,0) 35%,var(--cream) 100%)}
h1{font-family:Georgia,serif;font-size:2rem;line-height:1.14;margin-bottom:.2em}
h2{font-family:Georgia,serif;font-size:1.3rem;margin:0 0 .4em}
h3{font-family:Georgia,serif;font-size:1.05rem;margin:0 0 .3em}
p{margin-bottom:.85em}
.kick{font-size:.7rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--clay)}
.muted{color:var(--muted)} .small{font-size:.88rem}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
      box-shadow:0 10px 30px rgba(36,29,22,.06);margin-bottom:16px}
.rule{height:1px;background:var(--line);margin:18px 0}
.beat{display:inline-block;font-size:.62rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
      color:#fff;background:var(--forest);border-radius:99px;padding:3px 10px;margin-bottom:12px}
.beat.b2{background:var(--clay)}.beat.b3{background:#5a6f8c}.beat.b4{background:var(--gold)}
.beat.b5{background:#7a5c8f}
/* word rows */
.w{display:flex;gap:14px;align-items:center;padding:14px 0;border-top:1px solid var(--line);flex-wrap:wrap}
.w:first-of-type{border-top:none}
.w img{width:62px;height:62px;border-radius:50%;flex:none;box-shadow:0 3px 10px rgba(36,29,22,.18)}
.w img.ph{outline:2px dashed var(--gold);outline-offset:3px;box-shadow:none}
.wtext{flex:1;min-width:150px}
.wsh{font-family:Georgia,serif;font-size:1.5rem;color:var(--clayd);line-height:1.2}
.wgl{color:var(--muted)}
.wbtns{display:flex;gap:7px;flex-wrap:wrap}
.ab{border:1.5px dashed var(--clay);color:var(--clayd);background:#fffaf4;border-radius:10px;
    padding:7px 12px;font-size:.8rem;font-weight:600;cursor:pointer}
/* dashed = waiting for a voice; solid = a real recording is in there */
.ab.live{border-style:solid;background:#fff;border-color:var(--clay)}
.ab.live:hover{background:var(--soft)}
.ab.playing{background:var(--clay);color:#fff}
.rb{border:1.5px solid var(--clay);background:var(--clay);color:#fff;border-radius:10px;
    padding:7px 12px;font-size:.8rem;font-weight:600;cursor:pointer}
.rb.on{background:#b3261e;border-color:#b3261e;animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.6}}
.fn{font-size:.68rem;color:var(--muted);width:100%}
.fn code{background:var(--soft);padding:1px 6px;border-radius:5px}
/* sentences */
.ex{background:var(--soft);border-radius:12px;padding:13px 16px;margin-bottom:10px}
.ex b{font-family:Georgia,serif;font-size:1.12rem;color:var(--clayd);display:block}
.chk{display:inline-block;font-size:.68rem;background:#fff5e0;border:1px solid var(--gold);
     color:#8a6520;border-radius:99px;padding:1px 9px;margin-top:5px}
.pv{display:inline-block;font-size:.68rem;background:#eef3f8;border:1px solid #5a6f8c;
    color:#41556f;border-radius:99px;padding:1px 9px;margin-top:5px;margin-right:6px}
.exg{font-size:.8rem;color:var(--muted);margin-top:4px;border-top:1px dashed var(--line);padding-top:4px}
.vslot{border:1.5px dashed #5a6f8c;background:#f6f8fb;border-radius:12px;padding:20px;text-align:center;color:#41556f}
/* quiz */
.opt{display:block;width:100%;text-align:left;background:#fff;border:1.5px solid var(--line);
     border-radius:12px;padding:12px 16px;font-size:1.02rem;margin-bottom:9px;cursor:pointer;
     font-family:Georgia,serif}
.opt:hover{border-color:var(--clay)}
.opt.right{background:#eaf5ec;border-color:#3f7d52;color:#245c36}
.opt.wrong{background:#fbecea;border-color:#b3261e;color:#8c1d18}
.qwrap{margin-bottom:20px}
/* nav */
.nav{display:flex;gap:12px;margin-top:22px}
.nav a{flex:1;padding:14px;border-radius:12px;border:1px solid var(--line);background:#fff;
       text-align:center;text-decoration:none;font-size:.98rem}
.nav a.next{background:var(--clay);color:#fff;border-color:var(--clay)}
.toggle{display:flex;gap:6px;justify-content:flex-end;padding-top:14px}
.toggle button{border:1px solid var(--line);background:#fff;border-radius:99px;padding:5px 13px;
               font-size:.8rem;cursor:pointer}
.toggle button.on{background:var(--forest);color:#fff;border-color:var(--forest)}
.bar{height:7px;background:var(--soft);border-radius:99px;overflow:hidden;margin:12px 0 4px}
.bar>i{display:block;height:100%;background:linear-gradient(90deg,var(--gold),var(--clay))}
.crumb{font-size:.8rem;color:var(--muted);margin-bottom:6px}
.crumb a{text-decoration:none}
/* index */
.mod{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;margin-bottom:14px}
.ll{display:flex;align-items:center;gap:10px;padding:9px 0;border-top:1px solid var(--line);
    text-decoration:none;color:var(--ink)}
.ll:first-of-type{border-top:none}
.ll .n{width:26px;height:26px;border-radius:50%;background:var(--soft);color:var(--muted);
       font-size:.75rem;display:flex;align-items:center;justify-content:center;flex:none}
.ll.done .n{background:var(--forest);color:#fff}
.ll.next{background:#fff8ef;border-radius:10px;padding-left:8px;padding-right:8px;margin:0 -8px}
.ll.next .n{background:var(--clay);color:#fff}
.ll.next .go{margin-left:auto;font-size:.75rem;font-weight:700;color:var(--clayd)}
.cando{color:var(--forest);font-weight:600}
.ctab{display:flex;gap:10px;margin:18px 0}
.ctab a{flex:1;padding:14px;border-radius:14px;border:1px solid var(--line);background:#fff;
        text-decoration:none;color:var(--ink);text-align:center}
.ctab a.on{background:var(--forest);color:#fff;border-color:var(--forest)}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:24px;background:var(--ink);color:#fff;
       padding:11px 18px;border-radius:99px;font-size:.9rem;opacity:0;pointer-events:none;transition:.25s;z-index:99}
.toast.on{opacity:1}
.cap{background:#fffdf6;border:1px solid var(--gold);border-radius:16px;padding:22px;text-align:center}
/* drills */
.ditem{padding:12px 0;border-top:1px solid var(--line)}
.ditem:first-child{border-top:none}
.dq{font-size:1.02rem;margin-bottom:8px}
.dopt{border:1.5px solid var(--line);background:#fff;border-radius:99px;padding:8px 16px;
      margin:0 7px 7px 0;font-size:.92rem;cursor:pointer;font-family:Georgia,serif}
.dopt:hover{border-color:var(--clay)}
.dopt.right{background:#eaf5ec;border-color:#3f7d52;color:#245c36}
.dopt.wrong{background:#fbecea;border-color:#b3261e;color:#8c1d18}
.dfull{font-family:Georgia,serif;color:var(--clayd);background:var(--soft);border-radius:9px;
       padding:8px 12px;margin-top:4px;font-size:.98rem}
/* flashcards */
.flash{display:inline-block;min-width:132px;background:#fff;border:1.5px solid var(--line);
       border-radius:14px;padding:12px 14px;margin:0 8px 8px 0;cursor:pointer;text-align:left}
.flash:hover{border-color:var(--clay)}
.flash b{display:block;font-family:Georgia,serif;font-size:1.15rem;color:var(--clayd)}
.flash .fm{font-size:.85rem;color:var(--muted)}
.memb{position:absolute;top:6px;right:8px;font-size:.8rem;opacity:.35;cursor:pointer}
.memb:hover{opacity:1}
.flash{position:relative}
.hook{display:block;margin-top:3px}
.locked{background:#fffdf6;border:1.5px solid var(--gold);border-radius:16px;padding:26px;text-align:center}
.locked h2{margin-bottom:6px}
.lockbtn{display:inline-block;background:var(--clay);color:#fff;border-radius:12px;padding:12px 22px;
  text-decoration:none;font-weight:600;margin:8px 6px 0}
.lockbtn.ghost{background:#fff;color:var(--clayd);border:1.5px solid var(--clay)}
.ll .lk{margin-left:auto;font-size:.75rem;opacity:.6}
body.es .lang-en{display:none} body:not(.es) .lang-es{display:none}
/* engine layer */
#chips{display:flex;gap:8px;flex-wrap:wrap;margin:6px 0 12px}
.chip{display:inline-flex;align-items:center;gap:5px;background:#fff;border:1px solid var(--line);
  border-radius:99px;padding:4px 12px;font-size:.8rem;color:var(--muted);text-decoration:none}
.chip.due{border-color:var(--clay);color:var(--clayd);font-weight:600}
#quests .q{display:flex;align-items:center;gap:9px;padding:7px 0;border-top:1px solid var(--line);font-size:.92rem}
#quests .q:first-of-type{border-top:none}
#quests .q.done{opacity:.6;text-decoration:line-through}
.qdot{width:20px;height:20px;border-radius:50%;border:2px solid var(--line);flex:none;
  display:flex;align-items:center;justify-content:center;font-size:.65rem;color:#fff}
#quests .q.done .qdot{background:var(--forest);border-color:var(--forest)}
.mbtn{border:1.5px solid var(--line);background:#fff;border-radius:12px;padding:11px 10px;margin:0 7px 7px 0;
  font-size:.95rem;cursor:pointer;min-width:100px}
.mbtn.shpw{font-family:Georgia,serif;font-weight:700;color:var(--clayd)}
.mbtn.sel{border-color:var(--clay);background:#fff6ec}
.mbtn.ok{border-color:var(--forest);background:#eaf5ec;opacity:.5;pointer-events:none}
.mbtn.no{animation:shake .3s;border-color:#b3261e}
@keyframes shake{25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}
.bans{min-height:46px;border-bottom:2px solid var(--line);margin:10px 0;display:flex;gap:7px;flex-wrap:wrap;padding-bottom:8px}
.bbank{display:flex;gap:7px;flex-wrap:wrap}
.wchip{border:1.5px solid var(--line);background:#fff;border-radius:10px;padding:9px 14px;
  font-size:1rem;cursor:pointer;font-family:Georgia,serif}
.wchip.in{background:#fff6ec;border-color:var(--clay)}
.okfb{color:#245c36;font-weight:600}.nofb{color:#8c1d18}
#typebox input{width:100%;padding:12px;font-size:1.1rem;border:1.5px solid var(--line);border-radius:10px;
  font-family:Georgia,serif;text-align:center}
#xpPop{position:fixed;right:18px;bottom:18px;background:var(--ink);color:#fff;border-radius:99px;
  padding:9px 17px;font-weight:700;z-index:99;opacity:0;transform:translateY(8px);transition:.3s;pointer-events:none}
#xpPop.on{opacity:1;transform:none}
#praise{position:fixed;left:50%;top:14%;transform:translate(-50%,-8px) scale(.9);z-index:99;
  background:var(--clay);color:#fff;font-weight:800;font-size:1.1rem;padding:11px 24px;border-radius:99px;
  opacity:0;pointer-events:none;transition:all .35s cubic-bezier(.2,1.4,.4,1);box-shadow:0 12px 34px rgba(168,80,31,.4)}
#praise.on{opacity:1;transform:translate(-50%,0) scale(1)}
#doneOverlay{position:fixed;inset:0;background:rgba(36,29,22,.55);display:none;align-items:center;
  justify-content:center;z-index:98;padding:20px}
#doneOverlay.on{display:flex}
.donecard{background:var(--cream);border-radius:20px;padding:38px 30px;text-align:center;max-width:380px;
  position:relative;overflow:hidden}
.cf{position:absolute;left:50%;top:40px;width:9px;height:9px;border-radius:2px;opacity:0;pointer-events:none}
@keyframes cfall{0%{opacity:1;transform:translate(0,0) rotate(0)}100%{opacity:0;transform:translate(var(--cx),var(--cy)) rotate(540deg)}}
.mday .dnum{display:inline-flex;width:26px;height:26px;border-radius:50%;background:var(--soft);
  align-items:center;justify-content:center;font-size:.8rem;margin-right:4px}
.mday.now{border-color:var(--clay);box-shadow:0 0 0 3px rgba(168,80,31,.15)}
.mday.now .dnum{background:var(--clay);color:#fff}
.mlinks{display:flex;flex-direction:column;gap:4px;margin-top:6px}
.mlk{text-decoration:none;padding:6px 2px;border-top:1px solid var(--line);font-size:.95rem}
.mlk:first-of-type{border-top:none}
.mlk.done{opacity:.55;text-decoration:line-through}
body:not(.studio) .studio-only{display:none!important}
/* diagram */
.diagram{width:100%;border:1px solid var(--line);border-radius:14px;background:#fff;margin-top:10px}
/* the river exam */
.xdots{display:flex;gap:8px;margin:10px 0 18px;align-items:center}
.xdot{width:28px;height:28px;border-radius:50%;background:var(--soft);color:var(--muted);
  display:flex;align-items:center;justify-content:center;font-size:.78rem;flex:none}
.xdot.done{background:var(--forest);color:#fff}
.xslot.done{border-color:#3f7d52}
.xrec{width:100%;border:none;border-radius:14px;background:var(--clay);color:#fff;
  font-size:1.06rem;font-weight:700;padding:16px;cursor:pointer;margin-top:6px}
.xrec:hover{background:var(--clayd)}
.xrec.on{background:#b3261e;animation:pulse 1s infinite}
.xwave{display:none;gap:3px;align-items:flex-end;height:32px;margin-top:10px}
.xwave.on{display:flex}
.xwave i{width:5px;height:4px;background:var(--clay);border-radius:2px;transition:height .06s}
.xtimer{font-weight:700;color:#b3261e;font-size:.9rem}
.xpb audio{width:100%;margin-top:10px}
/* doc 35 · picture-ID, dialogue, say-it */
.pidart{width:130px;height:130px;margin:6px auto 12px}
.pidart img,.pidart svg{width:100%;height:100%;border-radius:50%;object-fit:cover;
  box-shadow:0 3px 10px rgba(36,29,22,.18)}
.pidgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:10px 0}
.pidimg{background:#fff;border:2px solid var(--line);border-radius:16px;padding:10px;cursor:pointer}
.pidimg img,.pidimg svg{width:100%;max-width:110px;height:auto;border-radius:50%;display:block;margin:0 auto}
.pidimg:hover{border-color:var(--clay)}
.pidimg.right{border-color:#3f7d52;background:#eaf5ec}
.pidimg.wrong{border-color:#b3261e;background:#fbecea}
.dlgq{font-family:Georgia,serif;font-size:1.3rem;color:var(--clayd);background:var(--soft);
  border-radius:12px;padding:12px 16px;margin-bottom:8px}
#sayPb audio{width:100%;margin-top:8px}