:root { --wysSterowania: clamp(104px, 26dvh, 200px);
  --panel-tlo: linear-gradient(135deg, #343d5b, #161e36 65%); --panel-ramka: #6c789a;
  --panel-cien: 0 8px 0 #080f22, 0 18px 45px #0008; --szyld-tlo: linear-gradient(#172239, #101728); }
#sterowanie { height: var(--wysSterowania); flex-shrink: 0; }
.ster { font-size: clamp(18px, min(5.2vw, 4dvh), 30px); }
#ekranMenu { background: radial-gradient(ellipse at 50% 15%, #313e6570, #070b1fe8); }
.menu { max-width: 430px; padding: 20px 18px 14px; border: 2px solid var(--panel-ramka); border-radius: 10px;
  background: var(--panel-tlo); box-shadow: var(--panel-cien); }
.szyld-menu { position: relative; padding: 13px 6px 10px; border: 2px solid #a17a38; border-radius: 6px;
  background: var(--szyld-tlo); box-shadow: inset 0 0 0 4px #273148; }
.szyld-menu::before, .szyld-menu::after { content: ''; position: absolute; top: 8px; width: 5px; height: 5px;
  border-radius: 50%; background: #d9b667; box-shadow: 0 90px #d9b667; }
.szyld-menu::before { left: 8px; } .szyld-menu::after { right: 8px; }
.menu .nadtytul { color: #d7ddf0; font-size: 15px; letter-spacing: 5px; }
.menu h1 { font-size: clamp(29px, 9.5vw, 43px); margin: 5px 0 6px; }
.haslo-menu { color: #b2bddb; font-size: 14px; margin: 0; }
.ilustracja-menu { display: block; width: 100%; height: auto; margin: 12px 0 6px; }
.wybor-menu { display: grid; gap: 12px; }
.kafel-menu { --ciemny: #1d4c87; --jasny: #487ab3; --krawedz: #81a4d2; width: 100%; min-height: 76px;
  display: flex; gap: 12px; align-items: center; text-align: left; padding: 12px; border: 2px solid var(--krawedz);
  border-radius: 8px; background: linear-gradient(110deg, var(--jasny), var(--ciemny)); color: #fff;
  box-shadow: 0 5px 0 #091225, inset 0 2px 0 #ffffff30; font-family: inherit; touch-action: manipulation; }
.kafel-menu:active { transform: translateY(3px); box-shadow: 0 2px 0 #091225; }
.kafel-menu:disabled { opacity: .5; }
.kafel-graj { --ciemny: #27683a; --jasny: #4c9a48; --krawedz: #9bc779; }
.kafel-ranking { --ciemny: #84571e; --jasny: #ae7c2b; --krawedz: #e7bc68; }
.ikona-menu { flex: 0 0 43px; width: 43px; height: 46px; display: grid; place-items: center;
  border-radius: 7px; background: #0a152b50; border: 1px solid #ffffff30; }
.ikona-menu svg { width: 31px; height: 31px; fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linejoin: round; }
.kafel-menu b { display: block; font-size: clamp(16px, 4.4vw, 20px); text-shadow: 0 2px 0 #0005; }
.kafel-menu small { display: block; margin-top: 4px; font-size: 12px; line-height: 1.3; color: #f0f4fa; }
.strzalka-menu { margin-left: auto; font-size: 32px; opacity: .6; }
.stopka-menu { color: #aeb9d5; margin: 18px 0 0; font-size: 10px; letter-spacing: 1px; }
.stopka-menu span { display: block; margin-top: 5px; letter-spacing: 0; }
#ekranSamouczek { bottom: var(--wysSterowania); background: #080f22b8; }
.nauka { border: 2px solid #7b86a8; background: linear-gradient(140deg, #303b5e, #121b35); border-radius: 12px; }
.nauka .nadtytul { font-size: 12px; letter-spacing: 2px; }
.postep-nauki { display: flex; justify-content: center; gap: 8px; margin: 14px 0 18px; }
.postep-nauki i { height: 5px; width: 38px; border-radius: 5px; background: #4c5779; }
.postep-nauki .aktywny { background: #ffd24a; }
.nauka h2 { margin-top: 0; }
.tekst-nauki { font-size: 20px; font-weight: 800; line-height: 1.35; }
.pauzy-nauki { font-size: 16px; line-height: 1.5; color: #d6def5; }
.proba-nauki { min-height: 48px; padding: 10px; border-radius: 8px; background: #08112680; color: #b5e5a1; font-size: 15px; line-height: 1.4; }
.pokaz-nogi { --tempo: 1.4s; }
.pokaz-nogi.szybko { --tempo: .28s; }
.pokaz-nogi:not(.pauza) .ster { animation: pokaz-kroku var(--tempo) steps(1) infinite; }
.pokaz-nogi:not(.pauza) .ster-p { animation-name: pokaz-kroku-prawego; }
@keyframes pokaz-kroku { 0%, 100% { transform: scale(.94); filter: brightness(1.28); } 40%, 90% { transform: none; filter: none; } }
@keyframes pokaz-kroku-prawego { 0%, 90% { transform: none; filter: none; } 50% { transform: scale(.94); filter: brightness(1.28); } }
@media (orientation: landscape) { :root { --wysSterowania: clamp(78px, 30dvh, 130px); }
  .menu { max-width: 760px; display: grid; grid-template-columns: 1fr 1.2fr; gap: 10px 20px; padding: 14px; }
  .szyld-menu { grid-column: 1; } .menu h1 { font-size: 30px; }
  .ilustracja-menu { grid-column: 1; margin: 0; }
  .wybor-menu { grid-column: 2; grid-row: 1 / 4; gap: 9px; }
  .kafel-menu { min-height: 68px; padding: 8px; } .kafel-menu b { font-size: 17px; }
  .stopka-menu { grid-column: 1; margin: 0; }
  .nauka { max-width: 720px; padding: 12px 18px; }
  .postep-nauki { margin: 8px 0; } .nauka h2 { font-size: 22px; margin-bottom: 5px; }
  .tekst-nauki { margin: 8px 0; font-size: 18px; } .pauzy-nauki { margin: 8px 0; }
  .proba-nauki { min-height: 0; margin: 8px 0; padding: 6px; }
}
@media (max-width: 360px) and (orientation: portrait) {
  .menu { padding: 12px; } .kafel-menu { min-height: 68px; padding: 10px; gap: 8px; }
  .ikona-menu { flex-basis: 35px; width: 35px; } .strzalka-menu { display: none; }
  .nauka { padding: 12px; } .tekst-nauki { font-size: 18px; margin: 12px 0; }
  .pauzy-nauki { font-size: 16px; margin: 10px 0; } .postep-nauki { margin: 8px 0; }
  .proba-nauki { margin: 10px 0; padding: 8px; }
}