[hidden]{display:none!important}.root-page{flex-direction:column;min-height:100vh;display:flex}.root-main{padding:var(--sp-10) var(--sp-6);flex-direction:column;flex:1;display:flex}.header-inner{max-width:var(--layout-student-content);flex:1;justify-content:space-between;align-items:center;width:100%;margin-inline:auto;display:flex}.header-actions{align-items:center;gap:var(--sp-2);display:flex}.content-wrap{max-width:var(--layout-student-content);flex-direction:column;flex:1;width:100%;margin-inline:auto;display:flex}@keyframes state-fade-in{0%{opacity:0}to{opacity:1}}.state-fade-in{animation:.35s state-fade-in}#state-a,#state-b{justify-content:center;align-items:stretch;gap:var(--sp-10);flex-direction:column;flex:1;display:flex}.idle-hero{text-align:center}.idle-hero__subtitle{font-size:var(--fs-sm);font-weight:var(--fw-regular);line-height:var(--lh-normal);color:var(--clr-text-tertiary)}.registration-card{background-color:var(--clr-surface-2);border:var(--bw) solid var(--clr-border);border-radius:var(--radius);width:100%;max-width:380px;padding:var(--sp-8);gap:var(--sp-5);flex-direction:column;margin:0 auto;display:flex}.registration-card fieldset{gap:var(--sp-4);flex-direction:column;display:flex}.registration-card__title{font-size:var(--fs-xl);font-weight:var(--fw-bold);line-height:var(--lh-dense);color:var(--clr-text-primary);text-align:center}.modal-form-fields{gap:var(--sp-4);flex-direction:column;display:flex}.modal-actions{gap:var(--sp-3);margin-top:var(--sp-5);align-items:center;display:flex}@media (max-width:599px){.root-main{padding:var(--sp-6) var(--sp-4)}#state-b{gap:var(--sp-6)}.root-page--game{overscroll-behavior:none;touch-action:none;height:100dvh;overflow:hidden}.root-page--game .root-main{min-height:0;padding:0;overflow:hidden}.root-page--game .content-wrap,#state-a{min-height:0}.registration-card{max-width:100%;padding:var(--sp-5)}.app-header__brand{flex-shrink:1;min-width:0}.header-actions{gap:var(--sp-2);flex-shrink:0}.header-actions .btn{padding:var(--sp-3) var(--sp-4);font-size:var(--fs-sm);min-height:44px}.header-actions .chip{padding:var(--sp-2) var(--sp-3);font-size:var(--fs-sm)}}@media (min-width:600px) and (max-width:959px){.root-main{padding:var(--sp-8) var(--sp-5)}#state-a,#state-b{gap:var(--sp-8)}}
.dino-game{gap:var(--sp-2);cursor:pointer;background-color:#0000;border:none;flex-direction:column;width:100%;max-width:560px;margin-inline:auto;display:flex;position:relative}.dino-game__score{text-align:center;font-size:var(--fs-xs);font-weight:var(--fw-medium);letter-spacing:var(--ls-wide);color:var(--clr-text-secondary);font-variant-numeric:tabular-nums;align-self:center}.dino-game__canvas-wrap{aspect-ratio:600/260;width:100%;position:relative}.dino-game__canvas{width:100%;height:100%;display:block}.dino-game__overlay{justify-content:center;align-items:center;gap:var(--sp-3);text-align:center;pointer-events:none;flex-direction:column;display:flex;position:absolute;inset:0}.dino-game__overlay-text{gap:var(--sp-3);margin-bottom:var(--sp-16);flex-direction:column;display:flex}.dino-game__overlay-title{font-size:var(--fs-xl);font-weight:var(--fw-bold);color:var(--clr-text-primary)}.dino-game__overlay-subtitle{font-size:var(--fs-xs);color:var(--clr-text-tertiary)}.dino-game__overlay .btn{pointer-events:auto}@media (max-width:599px){.dino-game{flex:1;justify-content:center;align-items:center;width:100%;max-width:none;min-height:0;margin-inline:0}.dino-game__canvas-wrap{width:100%;max-height:100%}.dino-game__score{font-size:var(--fs-sm);flex-shrink:0}.dino-game__overlay-subtitle{font-size:var(--fs-sm)}}