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mandatory;scrollbar-width:none;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch}.tutorial-library__grid::-webkit-scrollbar{display:none}.tutorial-library-card{display:flex;width:168px;min-width:168px;min-height:132px;flex:0 0 168px;padding:12px;border-radius:13px;scroll-snap-align:center;scroll-snap-stop:always;opacity:.58;transform:scale(.96);transition:opacity .2s ease,transform .24s cubic-bezier(.22,1,.36,1),border-color .2s ease,background-color .2s ease}.tutorial-library-card.is-selected{opacity:1;transform:scale(1)}.tutorial-library-card__meta{font-size:9px}.tutorial-library-card>strong{margin-top:8px;font-size:15px;line-height:1.15}.tutorial-library-card>small{display:-webkit-box;margin-top:5px;overflow:hidden;font-size:11px;line-height:1.35;-webkit-box-orient:vertical;-webkit-line-clamp:2}.tutorial-library-card__progress{padding-top:9px;font-size:9px}.tutorial-lesson__head{flex-direction:column;gap:12px;padding:16px}.tutorial-lesson__head h3{font-size:24px;line-height:1.12}.tutorial-lesson__head p{font-size:13px;line-height:1.5}.tutorial-lesson__head-actions{width:100%;justify-content:space-between}.tutorial-lesson__preflight{margin:0 12px 14px;padding:0}.tutorial-lesson__preflight summary{grid-template-columns:38px minmax(0,1fr) auto;gap:10px;padding:12px}.tutorial-lesson__preflight summary>span{width:38px;height:38px}.tutorial-lesson__preflight ul{grid-template-columns:1fr;gap:7px;margin:0;padding:11px 12px 12px}.tutorial-lesson__preflight li{font-size:13px}.tutorial-lesson__steps{gap:6px;padding:8px;scroll-padding-inline:8px}.tutorial-lesson__steps::-webkit-scrollbar{display:none}.tutorial-lesson__steps button{min-width:196px;min-height:58px;flex:0 0 196px;padding:9px;scroll-snap-align:start}.tutorial-lesson__steps button.is-active{box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--tutorial-accent) 36%,transparent)}.tutorial-lesson__stage{padding:16px 15px 12px;scroll-margin-top:12px}.tutorial-lesson__stage-head{grid-template-columns:52px minmax(0,1fr);gap:12px;padding-bottom:15px}.tutorial-lesson__stage-number{width:52px;height:52px;border-radius:13px;font-size:20px}.tutorial-lesson__stage-head h4{font-size:23px;line-height:1.18}.tutorial-lesson__instruction{margin-top:16px;padding:0}.tutorial-lesson__instruction li>p{font-size:15px;line-height:1.5}.tutorial-lesson__checkpoint p,.tutorial-lesson__warning p,.tutorial-lesson__safety p{font-size:13px}.tutorial-lesson__actions{position:sticky;bottom:8px;z-index:3;display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:7px;margin:18px -7px 0;padding:7px;border:1px solid var(--tutorial-line);border-radius:14px;background:color-mix(in srgb,var(--tutorial-surface) 94%,transparent);box-shadow:0 10px 24px #1837491f;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.tutorial-lesson__actions button{min-height:44px;border-radius:10px;font-size:12px}.tutorial-lesson__actions button.is-reset{grid-column:1 / -1;margin:-2px 0 0;min-height:28px}}@media (prefers-reduced-motion: reduce){.tutorial-visual *,.tutorial-lesson__progress span{animation:none!important;transition:none!important}}