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9;background:var(--pk-purple-deep);border-radius:var(--pk-radius);overflow:hidden}.pk-video iframe{width:100%;height:100%;border:0;display:block}[data-screen=welcome],[data-screen=loading],[data-screen=come-back],[data-step=intro],[data-step=echo],[data-step=chant],[data-screen=lesson] [data-step=tap-to-start]{background-repeat:no-repeat;background-position:center;background-size:cover}[data-screen=welcome],[data-screen=loading],[data-step=intro],[data-step=echo]{background-image:var(--pk-scene-meadow)}[data-step=chant],[data-screen=lesson] [data-step=tap-to-start]{background-image:var(--pk-scene-magical)}[data-screen=come-back]{background-image:var(--pk-scene-sky)}.pk-coach{width:var(--pk-touch-min);height:var(--pk-touch-min);border:none;border-radius:50%;background:var(--pk-purple-soft);cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent}.pk-coach[data-phase=idle]{animation:pk-coach-breathe 2.8s ease-in-out infinite}.pk-coach[data-phase=speaking]{animation:pk-coach-talk .38s ease-in-out infinite}.pk-coach[data-phase=listening]{background:var(--pk-yellow-sun);animation:pk-coach-listen 1.4s ease-out infinite}@keyframes pk-coach-breathe{0%,to{transform:scale(1);opacity:.75}50%{transform:scale(1.06);opacity:1}}@keyframes pk-coach-talk{0%,to{transform:scale(1)}50%{transform:scale(.94)}}@keyframes pk-coach-listen{0%{box-shadow:0 0 #ffc83d8c}to{box-shadow:0 0 0 26px #ffc83d00}}@media (prefers-reduced-motion: reduce){.pk-coach{animation:none!important}}:root{--pk-purple: #6F4CC3;--pk-purple-deep: #5637A5;--pk-purple-soft: #8B6BDD;--pk-yellow-sun: #FFC83D;--pk-yellow-warm: #FFD95A;--pk-gold: #FFB51B;--pk-green-leaf: #79B94A;--pk-green-soft: #A9D86E;--pk-blue-sky: #58B7E8;--pk-blue-soft: #BFEAF8;--pk-pink-warm: #F49AA6;--pk-pink-soft: #F9C8CE;--pk-orange: #F2A53B;--pk-cream: #FFF9EE;--pk-white-warm: #FFFEFA;--pk-beige: #F3EBDD;--pk-text: #332D3A;--pk-text-soft: #6F6876;--pk-bg: var(--pk-cream);--pk-surface: var(--pk-white-warm);--pk-tile: var(--pk-white-warm);--pk-tile-ok: var(--pk-green-soft);--pk-accent: var(--pk-purple);--pk-mascot: var(--pk-purple);--pk-sparkle: var(--pk-gold);--pk-gap-sm: 2vw;--pk-gap: 4vw;--pk-gap-lg: 4vh;--pk-radius: 24px;--pk-touch-min: 88px}.pk-parent{min-height:100dvh;box-sizing:border-box;max-width:560px;margin:0 auto;display:flex;flex-direction:column;background:var(--pk-bg);color:var(--pk-text);line-height:1.5}.pk-parent-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:max(1.25rem,env(safe-area-inset-top)) 1.25rem .75rem}.pk-parent h1{margin:0;font-size:1.3rem;font-weight:700;letter-spacing:-.01em}.pk-parent h2{margin:0 0 .7rem;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--pk-text-soft)}.pk-parent-body{flex:1;overflow-y:auto;padding:.5rem 1.25rem 1.5rem}.pk-parent-body section+section,.pk-parent-body section+p{margin-top:1.75rem}.pk-card{background:var(--pk-surface);border:1px solid var(--pk-beige);border-radius:18px;padding:.9rem 1rem}.pk-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem}.pk-stat{text-align:center;padding:.9rem .5rem}.pk-stat b{display:block;font-size:1.7rem;font-weight:700;line-height:1.1;color:var(--pk-purple-deep);font-variant-numeric:tabular-nums}.pk-stat b i{font-style:normal;font-size:.9rem;font-weight:700;margin-left:.1em}.pk-stat span{display:block;margin-top:.3rem;font-size:.72rem;line-height:1.3;color:var(--pk-text-soft)}.pk-units{margin:0;padding:0;list-style:none;display:grid;gap:.6rem}.pk-unit{display:grid;grid-template-columns:40px 1fr auto;align-items:center;gap:.3rem .75rem}.pk-unit img,.pk-unit-blank{width:40px;height:40px;object-fit:contain;grid-row:span 2}.pk-unit-blank{border-radius:10px;background:var(--pk-beige)}.pk-unit b{font-weight:600;align-self:end}.pk-unit 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path{fill:none;stroke:var(--pk-white-warm);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}.pk-empty{margin:.75rem 0 0;color:var(--pk-text-soft);font-size:.9rem}.pk-settings{display:grid;gap:.6rem}.pk-setting{display:grid;grid-template-columns:1fr auto;align-items:baseline;gap:.2rem 1rem}.pk-setting b{font-weight:600}.pk-setting span{color:var(--pk-text-soft);text-align:right}.pk-setting small{grid-column:1 / -1;font-size:.8rem;color:var(--pk-text-soft)}.pk-pin{font-size:1.15rem;font-weight:700;letter-spacing:.25em;color:var(--pk-purple-deep)!important;font-variant-numeric:tabular-nums}.pk-build{font-size:.72rem;word-break:break-all}.pk-signout{width:100%;margin-top:.5rem}.pk-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:.25rem;padding:.4rem .5rem calc(.4rem + env(safe-area-inset-bottom));background:var(--pk-surface);border-top:1px solid var(--pk-beige)}.pk-tabs button{display:grid;justify-items:center;gap:.15rem;padding:.45rem 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