/* Lesson player (full-screen overlay) */

/* Concept: one-column lesson. The cat stands on a ground line above the question and reacts to every answer. */
.app{max-width:560px;margin:0 auto;min-height:calc(100svh - 32px);display:flex;flex-direction:column;gap:14px}
.top{display:flex;align-items:center;gap:12px}
.top .name{font-weight:800;font-size:14px;color:var(--muted);white-space:nowrap}
.bar{flex:1;height:14px;background:var(--line);border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;width:0;background:var(--accent);border-radius:99px;transition:width .45s ease}
.icon-btn{width:42px;height:42px;flex:none;border-radius:12px;border:2px solid var(--line);background:var(--surface);display:grid;place-items:center;cursor:pointer}
.icon-btn svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.icon-btn:active{transform:translateY(1px)}

.scene{display:flex;align-items:flex-end;gap:6px;border-bottom:3px solid var(--line)}
.stage{flex:none;width:170px;height:200px;display:flex;justify-content:center;align-items:flex-end}
#cat{flex:none;height:200px;background-repeat:no-repeat;cursor:pointer;-webkit-tap-highlight-color:transparent}
.bubble{position:relative;flex:1;min-width:0;align-self:center;background:var(--surface);border:2px solid var(--line);border-radius:18px;padding:10px 14px;font-weight:600;line-height:1.7}
.bubble::after{content:"";position:absolute;top:50%;right:-8px;width:14px;height:14px;background:var(--surface);
  border-top:2px solid var(--line);border-right:2px solid var(--line);transform:translateY(-50%) rotate(45deg)}

main{flex:1;display:flex;flex-direction:column;gap:16px}
.q-title{font-size:22px;font-weight:800;margin:0}
.q-sub{color:var(--muted);margin:0;font-size:15px}
.picture{display:grid;place-items:center;background:var(--surface);border:2px solid var(--line);border-radius:20px;padding:14px;font-size:128px;line-height:1.1}
.fa-word{font-size:30px;font-weight:800;text-align:center}
.opts{display:grid;gap:10px}
.opts.grid{grid-template-columns:1fr 1fr}
.opt{background:var(--surface);border:2px solid var(--line);border-radius:16px;padding:12px 14px;cursor:pointer;
  font-family:var(--f-en);font-weight:800;font-size:28px;line-height:1.3;text-align:center;direction:ltr;min-height:64px;transition:background .15s,border-color .15s}
.opt.emoji{font-size:56px;line-height:1.2}
.opt:hover:not(:disabled){border-color:var(--accent);background:var(--sel)}
.opt:active:not(:disabled){transform:translateY(1px)}
.opt.ok{background:var(--ok-bg);border-color:var(--ok);color:var(--ok)}
.opt.bad{background:var(--warn-bg);border-color:var(--warn);color:var(--warn)}
.opt:disabled{cursor:default}
.listen{display:flex;justify-content:center;gap:12px}
.speak{display:inline-flex;align-items:center;gap:8px;border:2px solid var(--line);background:var(--surface);border-radius:16px;padding:12px 18px;cursor:pointer;font-weight:800}
.speak.big{padding:18px 26px;font-size:19px}
.speak svg{width:28px;height:28px;fill:none;stroke:var(--accent);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.speak:hover{border-color:var(--accent)}

.slots,.tiles{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;direction:ltr}
.slot{width:54px;height:62px;border-bottom:4px solid var(--line);display:grid;place-items:center;font-family:var(--f-en);font-weight:800;font-size:34px;cursor:pointer;background:none;border-top:0;border-inline:0;color:var(--ink)}
.slots.ok .slot{border-color:var(--ok);color:var(--ok)}
.slots.bad .slot{border-color:var(--warn);color:var(--warn)}
.tile{width:54px;height:58px;border-radius:14px;border:2px solid var(--line);background:var(--surface);font-family:var(--f-en);font-weight:800;font-size:30px;cursor:pointer;color:var(--ink)}
.tile:hover:not(:disabled){border-color:var(--accent);background:var(--sel)}
.tile:disabled{opacity:.25;cursor:default}

.dock{position:sticky;bottom:0;margin-inline:-16px;margin-bottom:-16px;padding:14px 16px calc(14px + env(safe-area-inset-bottom,0px));
  display:flex;align-items:center;gap:14px;border-top:2px solid var(--line);background:var(--bg)}
.dock.ok{background:var(--ok-bg);border-color:var(--ok)}
.dock.bad{background:var(--warn-bg);border-color:var(--warn)}
.dock .fb{flex:1;min-width:0}
.dock .fb b{display:block;font-size:19px;font-weight:800}
.dock.ok .fb{color:var(--ok)} .dock.bad .fb{color:var(--warn)}
.dock .fb>span{display:block;font-size:15px;font-weight:600}
.dock .fb .en{display:inline;font-family:var(--f-en);direction:ltr;unicode-bidi:isolate;font-size:19px;font-weight:800}
.dock .btn:only-child{flex:1}

.center{text-align:center}
.hidden-live{position:absolute;left:-9999px}
@media (max-width:420px){
  .stage{width:140px}
  .opt{font-size:24px}
  .opt.emoji{font-size:48px}
  .picture{font-size:112px}
  .slot,.tile{width:46px}
}
@media (prefers-reduced-motion: reduce){ .bar i{transition:none} }

/* ---- journey additions ---- */
.play{position:fixed;inset:0;z-index:50;overflow-y:auto;background:var(--bg);animation:playin .3s ease;
  padding-block:calc(14px + env(safe-area-inset-top,0px)) 16px;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
@keyframes playin{from{opacity:0;transform:scale(.98)}to{opacity:1;transform:none}}
.play .app{min-height:calc(100svh - 30px - env(safe-area-inset-top,0px))}
.trail{display:flex;align-items:center;justify-content:center;gap:6px}
.trail i{width:12px;height:12px;border-radius:50%;background:var(--line);flex:none}
.trail i.done{background:var(--accent)}
.trail i.now{background:var(--sun);box-shadow:0 0 0 4px var(--sun-soft)}
.trail b{width:14px;height:2px;background:var(--line);flex:none}
.where{text-align:center;color:var(--muted);font-weight:600;font-size:15px;margin-top:-6px}
.where strong{color:var(--ink)}
.chipstep{align-self:center;background:var(--sel);color:var(--accent);font-weight:800;font-size:15px;border-radius:99px;padding:2px 16px}
.lcard{display:flex;flex-direction:column;align-items:center;gap:2px;background:var(--surface);border:2px solid var(--line);border-radius:26px;padding:22px 16px 18px}
.lcard .em{font-size:clamp(110px,34vw,170px);line-height:1.1}
.lcard .en{font-family:var(--f-en);font-weight:800;font-size:clamp(44px,12vw,60px);line-height:1.15;direction:ltr}
.lcard .fa{font-weight:800;font-size:24px;color:var(--muted)}
.lcard .speak{margin-top:12px}
.dots{display:flex;justify-content:center;gap:8px}
.dots i{width:10px;height:10px;border-radius:50%;background:var(--line)}
.dots i.on{background:var(--accent)}
.opts.three{grid-template-columns:repeat(3,1fr)}
.review{align-self:center;font-size:14px;font-weight:800;color:var(--sun-ink);background:var(--sun-soft);border-radius:99px;padding:0 14px}
.trophy{display:grid;place-items:center;gap:6px;text-align:center}
.badge{align-self:center;background:var(--sun-soft);color:var(--sun-ink);font-weight:800;border-radius:16px;padding:6px 20px;font-size:20px}
.play .stage{height:auto;min-height:0;width:auto;padding-inline:12px}
.picture.sm{font-size:clamp(72px,20vw,96px);padding:6px}
@media (max-height:900px){ .lcard .em{font-size:108px} .lcard .en{font-size:48px} .lcard{padding:14px 16px 12px} }
@media (max-height:760px){ .play .app{gap:10px} .lcard .em{font-size:92px} .picture{font-size:88px;padding:8px} }
.wp{width:1em;height:1em;object-fit:contain;vertical-align:middle;pointer-events:none;-webkit-user-drag:none}

/* ---- polish pass: calmer rhythm, centred labels, tactile buttons ---- */
.play .app{max-width:600px;gap:clamp(10px,2.2svh,20px)}
.bar{height:16px}
.scene{border-bottom-width:3px;padding-bottom:0}
.bubble{padding:12px 16px;border-radius:20px;box-shadow:0 3px 0 var(--line)}
.play main{gap:clamp(14px,2.6svh,22px);padding-bottom:clamp(10px,2svh,18px)}
.q-title{text-align:center;font-size:clamp(20px,4.6vw,25px);line-height:1.5}
.chipstep{padding:4px 18px}
.picture{background:linear-gradient(180deg,var(--surface),var(--sel));border-radius:24px;box-shadow:0 4px 0 var(--line);padding:clamp(10px,2.4svh,22px)}
.opts{gap:clamp(10px,1.8svh,16px)}
.opt{display:flex;align-items:center;justify-content:center;min-height:clamp(58px,8.6svh,72px);padding:0 18px;line-height:1;
  font-size:clamp(24px,5vw,30px);border-radius:18px;border-bottom-width:4px;box-shadow:none}
.opt>*{display:block}
.opt.emoji{min-height:0;padding:10px;font-size:56px;line-height:1}
.opt:hover:not(:disabled){transform:translateY(-1px)}
.opt:active:not(:disabled){transform:translateY(2px);border-bottom-width:2px;margin-bottom:2px}
.opt.ok,.opt.bad{border-bottom-width:4px}
.speak{border-bottom-width:4px;min-height:52px;justify-content:center}
.btn{line-height:1}
.dock{position:sticky;bottom:calc(10px + env(safe-area-inset-bottom,0px));margin:0;padding:14px 16px;border:2px solid var(--line);border-radius:22px;
  box-shadow:0 6px 24px rgba(20,40,40,.10);gap:16px}
.dock.ok{border-color:var(--ok)} .dock.bad{border-color:var(--warn)}
.dock .btn{min-height:56px;min-width:150px;padding:0 30px;font-size:19px}
.dock .btn:only-child{min-width:0}
.dock .fb b{line-height:1.5}
.dock .fb>span{line-height:1.7}
.lcard{border-radius:28px;box-shadow:0 5px 0 var(--line);gap:6px}
.lcard .speak{margin-top:14px}
.opt{padding-top:4px}
.opt.emoji{padding-top:10px}
.dock .btn{padding-top:3px}
.picture{font-size:clamp(84px,14.5svh,128px)}
.lcard .em{font-size:clamp(84px,17svh,150px)}
.picture{line-height:1}
@media (max-height:820px){
  .play .app{gap:12px}
  .play main{gap:14px;padding-bottom:10px}
  .opts{gap:12px}
  .opt{min-height:58px;font-size:26px}
  .picture{font-size:clamp(80px,14svh,112px);padding:10px}
  .q-title{font-size:20px}
  .chipstep{padding:2px 14px}
  .scene{margin-top:-2px}
  .dock{padding:10px 14px}
  .dock .btn{min-height:50px}
}

/* ---- icon set (hand-drawn PNGs instead of line icons) ---- */
.icon-btn{width:46px;height:46px;border-bottom-width:4px;border-radius:14px}
.icon-btn img{width:30px;height:30px;object-fit:contain;pointer-events:none;-webkit-user-drag:none;transition:transform .15s}
.icon-btn:hover img{transform:scale(1.08)}
.icon-btn[aria-pressed="true"] img{filter:saturate(.85)}
.speak .ico{width:30px;height:30px;object-fit:contain;flex:none;pointer-events:none;-webkit-user-drag:none}
.speak:hover .ico{transform:scale(1.08)}
.hintline{display:flex;align-items:center;justify-content:center;gap:8px;margin:-6px 0 -8px;color:var(--accent);font-weight:800;font-size:17px;line-height:1.4}
.hintline .finger{width:40px;height:40px;object-fit:contain;animation:point 1.3s ease-in-out infinite;pointer-events:none}
@keyframes point{0%,100%{transform:translateY(-2px)}50%{transform:translateY(5px)}}
@media (prefers-reduced-motion: reduce){.hintline .finger{animation:none}}

/* ---- word cards: one bordered box, picture on top, word centred below; three per row at every width ---- */
.wgrid{display:flex;flex-wrap:wrap;justify-content:center;gap:clamp(8px,2.4vw,14px);width:100%}
.wcard{flex:0 0 calc((100% - 2 * clamp(8px,2.4vw,14px)) / 3);min-width:0;box-sizing:border-box;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  padding:clamp(8px,2.2vw,14px) 6px clamp(8px,2vw,12px);background:var(--surface);border:2px solid var(--line);border-bottom-width:4px;border-radius:18px}
.wcard .wimg{display:grid;place-items:center;font-size:clamp(46px,13vw,72px);line-height:1}
.wcard .en{font-family:var(--f-en);font-weight:800;font-size:clamp(16px,4.4vw,21px);line-height:1.2;direction:ltr;text-align:center;max-width:100%;overflow-wrap:anywhere}

/* ---- star rating (hand-drawn stars) ---- */
.stars{display:flex;justify-content:center;gap:clamp(6px,2vw,12px)}
.stars img{width:clamp(64px,19vw,92px);height:auto;pointer-events:none;-webkit-user-drag:none;filter:drop-shadow(0 4px 0 rgba(60,30,0,.12))}
.stars img:not(.on){opacity:.9}
.stars img.on{animation:starpop .6s cubic-bezier(.34,1.56,.64,1) both;animation-delay:calc(.25s + var(--k) * .22s)}
@keyframes starpop{0%{opacity:0;transform:scale(.2) rotate(-25deg)}100%{opacity:1;transform:none}}
@media (prefers-reduced-motion: reduce){.stars img.on{animation:none}}