/* EasyBulgarian lesson player (uses the tokens from site.css) */
.lesson-wrap{max-width:960px;margin:0 auto;padding:14px 16px 24px}
.app{background:var(--ground);border:1px solid var(--line);border-radius:10px;box-shadow:0 12px 30px -18px rgb(20 60 25 / .35);display:flex;flex-direction:column;overflow:clip}
.appbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 18px 10px;background:var(--green);color:var(--on-green);position:relative}
.appbar .unit{font:700 1.05rem var(--serif);color:inherit}
.counter{font:700 13px var(--sans);font-variant-numeric:tabular-nums;opacity:.9;white-space:nowrap}
.progress{position:absolute;left:0;right:0;bottom:0;height:4px;background:rgb(0 0 0 / .18)}
.progress i{display:block;height:100%;width:0;background:var(--red);transition:width .25s}
.tabs{display:grid;grid-template-columns:repeat(var(--tabs,4),minmax(0,1fr));border-bottom:1px solid var(--line);background:var(--panel)}
.tab{font:700 15px var(--sans);text-align:center;text-decoration:none;color:var(--accent-text);padding:11px 4px;border-bottom:3px solid transparent;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tab:hover{background:var(--panel-2)}
.tab[aria-current="true"]{border-bottom-color:var(--red);color:var(--red);background:var(--ground)}
.dots{display:flex;flex-wrap:wrap;gap:6px;padding:10px 18px 0}
.dot{min-width:30px;height:30px;padding:0 6px;border-radius:15px;border:1px solid var(--line);background:var(--ground);color:var(--ink-soft);font:700 13px var(--sans);cursor:pointer;display:grid;place-items:center}
.dot:hover{border-color:var(--green)}
.dot[aria-current="true"]{background:var(--green);border-color:var(--green);color:var(--on-green)}
.dot.right{border-color:var(--ok);color:var(--ok);background:var(--ok-soft)}
.dot.wrong{border-color:var(--red);color:var(--red);background:var(--red-soft)}
.dot.right[aria-current="true"],.dot.wrong[aria-current="true"]{box-shadow:0 0 0 2px var(--ground),0 0 0 4px var(--green)}
.stage{padding:16px 18px 22px;flex:1}
.step{display:grid;gap:14px;align-content:start}
.step > h2{font-size:clamp(1.3rem,3vw,1.7rem);color:var(--accent-text)}
.step + .step{margin-top:36px;padding-top:28px;border-top:1px solid var(--line)}
.controls{display:none}
.js .step{display:none}
.js .step.on{display:grid;animation:in .22s ease-out}
.js .step + .step{margin-top:0;padding-top:0;border-top:0}
.js .stage{min-height:min(480px,58vh)}
.js .controls{display:flex;justify-content:space-between;gap:10px;padding:12px 18px;border-top:1px solid var(--line);background:var(--panel)}
.js .controls .btn{flex:0 1 180px}
.js .dots:empty{display:none}
@keyframes in{from{opacity:0;transform:translateX(10px)}to{opacity:1;transform:none}}
#next.pulse{animation:pulse 1.2s ease-in-out 2}
@keyframes pulse{50%{box-shadow:0 0 0 6px color-mix(in srgb,var(--green) 30%,transparent)}}

/* colours carried over from the original lessons */
.c-r{color:var(--red)} .c-g{color:var(--accent-text)} .c-g2{color:var(--green-2)} .c-k{color:var(--ink)}
.summary{font-size:1.08rem;color:var(--ink-soft);max-width:70ch;margin:0}
.overview{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr));gap:10px}
.ov{display:grid;gap:2px;text-decoration:none;border:1px solid var(--line);border-radius:8px;padding:12px 14px;color:var(--ink)}
.ov:hover{border-color:var(--green);background:var(--panel)}
.ov b{font:700 1.08rem var(--serif);color:var(--accent-text)}
.ov span{font-size:14px;color:var(--ink-soft)}

/* play buttons */
.play{flex:none;width:34px;height:34px;border-radius:50%;border:0;background:var(--green);color:var(--on-green);cursor:pointer;display:inline-grid;place-items:center;padding:0;vertical-align:middle}
.play:hover{background:var(--green-deep)}
.play svg{width:13px;height:13px;fill:currentColor}
.play .i-stop{display:none}
.play.playing{background:var(--red);color:#fff}
.play.playing .i-play{display:none} .play.playing .i-stop{display:block}
.play.mini{width:24px;height:24px;margin:0 4px}
.play.mini svg{width:10px;height:10px}

/* pages: rows of lines, cells may start with their own recording */
.rows{display:grid;gap:3px}
.row{display:grid;gap:4px 18px;padding-left:min(var(--ind,0px),10vw)}
.row.multi{grid-template-columns:var(--cols)}
.row.gap{margin-top:12px}
.cell{display:flex;gap:10px;align-items:flex-start;min-width:0}
.cell:not(.has-a) .txt{padding-left:44px}
.row.multi .cell + .cell:not(.has-a) .txt{padding-left:0}
.txt{display:grid;min-width:0}
.ln{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.5}
.cell.has-a .ln:first-child{padding-top:4px}
h3.sub{font:700 1.08rem var(--sans);color:var(--red);margin:4px 0 2px;padding-left:44px}
h3.sub.gap{margin-top:14px}
.pic{border-radius:6px;max-width:220px}
@media (max-width:640px){
  .row.multi{grid-template-columns:1fr}
  .row{padding-left:0}
  .row.multi .cell + .cell .txt{padding-left:44px;color:var(--ink-soft)}
  .cell:not(.has-a) .txt{padding-left:44px}
}

/* original fixed layout (Alphabet pages): scales with the width, scrolls sideways on small phones */
.canvas-scroll{overflow-x:auto;margin-inline:-4px;padding-inline:4px}
.canvas{position:relative;width:min(100%,calc(var(--w) * 1.45px));min-width:430px;container-type:inline-size}
.ci{position:absolute;white-space:pre;line-height:1}
.cb{position:absolute}
.cb .play{width:78%;height:auto;aspect-ratio:1;margin-top:8%}   /* the original icons were smaller than their click area */
.cb .play svg{width:45%;height:45%}

/* dialogs */
.dialog{display:grid;grid-template-columns:minmax(0,1fr) 210px;gap:18px}
.dialog-main{display:grid;gap:12px;align-content:start;min-width:0}
.dialog-side{display:grid;gap:12px;align-content:start}
.dialog-side img{width:100%;height:auto;border-radius:6px;display:block}
.player{display:flex;align-items:center;gap:10px}
.bar{flex:1;height:6px;background:var(--panel-2);border-radius:3px;overflow:hidden;cursor:pointer}
.bar i{display:block;height:100%;width:0;background:var(--green)}
.time{font:13px var(--sans);font-variant-numeric:tabular-nums;color:var(--ink-faint);min-width:74px;text-align:right}
.toggles{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:14.5px;color:var(--ink-soft)}
.toggles label{display:flex;align-items:center;gap:6px;cursor:pointer}
.toggles input{accent-color:var(--green);width:16px;height:16px}
.lines{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.line{display:grid;border-left:3px solid var(--line);padding-left:12px}
.line .bgtxt{font-size:1.2rem;line-height:1.45}
.line:nth-child(odd) .bgtxt{color:var(--speaker-a)}
.line:nth-child(even) .bgtxt{color:var(--speaker-b)}
.line:nth-child(odd){border-left-color:var(--green)}
.line:nth-child(even){border-left-color:var(--red)}
.tr{font-size:15px;color:var(--ink-soft);font-style:italic}
.en{font-size:15px}
.dialog[data-tr="off"] .tr,.dialog[data-en="off"] .en{display:none}
.w{font:inherit;color:inherit;background:none;border:0;padding:0 1px;margin:0;cursor:help;border-bottom:1px dotted currentColor;border-radius:2px}
.w:hover,.w[aria-pressed="true"]{background:var(--red-soft);color:var(--red);border-bottom-color:var(--red)}
.gloss{border:1px solid var(--line);border-top:3px solid var(--red);border-radius:6px;padding:10px 12px;display:grid;gap:2px;background:var(--ground)}
.gloss .lbl{font:700 11px var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint)}
.gloss .gw{font:700 1.2rem var(--serif);color:var(--red)}
.gloss .gw:empty{display:none}
.gloss .gm{font-size:15px}
.step > .gloss{position:sticky;bottom:8px}

/* culture text */
.prose p{margin:0 0 12px;white-space:pre-wrap;max-width:72ch}

/* exercises */
.qtext .rows{gap:2px}
.qtext .cell:not(.has-a) .txt,.qtext h3.sub{padding-left:0}
.qaudio{display:flex;align-items:center;gap:10px;color:var(--ink-soft);margin:0}
.q fieldset{border:0;margin:0;padding:0;min-width:0}
.opts{display:grid;gap:8px}
.opt{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:8px;padding:10px 14px;cursor:pointer;min-height:48px}
.opt:hover{border-color:var(--green);background:var(--panel)}
.opt input{accent-color:var(--green);width:18px;height:18px;flex:none;margin:0}
.opt .l{font:700 13px var(--sans);color:var(--ink-faint);width:14px;flex:none}
.opt [lang="bg"]{font-size:1.1rem}
.opt.right{border-color:var(--ok);background:var(--ok-soft)}
.opt.wrong{border-color:var(--red);background:var(--red-soft)}
.fb{font-weight:700;min-height:1.6em;margin:8px 0 0}
.fb.right{color:var(--ok)} .fb.wrong{color:var(--red)}
.big{font-size:1.15rem;margin:0} .big b{font:700 1.6rem var(--serif);color:var(--accent-text);font-variant-numeric:tabular-nums}
.meter{display:block;height:8px;background:var(--panel-2);border-radius:4px;overflow:hidden;max-width:420px}
.meter i{display:block;height:100%;width:0;background:var(--green);transition:width .3s}
.qmap{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.qmap a{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;border:1px solid var(--line);text-decoration:none;font:700 14px var(--sans);color:var(--ink-soft)}
.qmap a.right{background:var(--ok-soft);border-color:var(--ok);color:var(--ok)}
.qmap a.wrong{background:var(--red-soft);border-color:var(--red);color:var(--red)}
.after{display:flex;flex-wrap:wrap;gap:12px 20px;align-items:center;justify-content:space-between;background:var(--green);color:var(--on-green);border-radius:8px;padding:16px 18px}
.after h3{font-size:1.25rem;color:inherit}
.after p{margin:4px 0 0}
.after .btn{background:var(--ground);color:var(--accent-text);border-color:var(--ground)}

@media (max-width:720px){
  .lesson-wrap{padding:8px 0 0}
  .app{border-radius:0;border-inline:0}
  .appbar,.stage,.dots{padding-inline:14px}
  .dialog{grid-template-columns:1fr}
  .dialog-side img{display:none}
  .dialog-side{position:sticky;bottom:calc(72px + env(safe-area-inset-bottom,0px));z-index:1}
  .step > .gloss{bottom:calc(76px + env(safe-area-inset-bottom,0px))}
  .js .controls{position:sticky;bottom:0;z-index:2;padding-bottom:calc(12px + env(safe-area-inset-bottom,0px))}
  .js .controls .btn{flex:1}
  .tab{font-size:13.5px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}