:is(html:has(.acad),body:has(.acad)){color:#171717;background:#fff}.acad{--bg:#fff;--surface:#f6f6f5;--ink:#171717;--muted:#6b6b6b;--line:#e5e5e5;--line-strong:#d4d4d4;--gold:#a16207;--error:#b42318;--ease:cubic-bezier(.2, .8, .2, 1);--gutter:clamp(16px, 4vw, 40px);background:var(--bg);min-height:100svh;color:var(--ink);font-family:var(--font-inter), system-ui, sans-serif;-webkit-font-smoothing:antialiased;flex-direction:column;font-size:16px;line-height:1.5;display:flex}.acad button{color:inherit;font:inherit}.acad :focus-visible{outline:2px solid var(--ink);outline-offset:3px}.acad h1,.acad h2,.acad h3,.acad p{margin:0}.acad svg{flex:none}.acad .kicker{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:10px;font-size:12px;font-weight:600}.acad .kicker.is-gold{color:var(--gold)}.acad .lead{color:var(--muted);font-size:16px}.acad-header{height:64px;padding:0 var(--gutter);border-bottom:1px solid var(--line);grid-template-columns:1fr auto 1fr;align-items:center;display:grid}.acad-logo{color:var(--ink);justify-self:start;display:flex}.acad-logo svg{width:auto;height:26px}.acad-title{letter-spacing:-.01em;font-size:14px;font-weight:600}.acad-progress{color:var(--muted);font-variant-numeric:tabular-nums;justify-self:end;align-items:center;gap:10px;font-size:13px;display:flex}.acad-steps{gap:4px;display:flex}.acad-steps i{background:var(--line);width:18px;height:3px;transition:background .3s var(--ease);border-radius:2px}.acad-steps i.is-on{background:var(--ink)}.acad-main{width:100%;max-width:1120px;padding:clamp(24px, 4vw, 48px) var(--gutter) clamp(40px, 6vw, 72px);animation:acad-enter .35s var(--ease) both;flex:1;margin:0 auto}@keyframes acad-enter{0%{opacity:0;translate:0 12px}to{opacity:1;translate:none}}@keyframes acad-pop{0%{opacity:0;scale:.9}to{opacity:1;scale:1}}.intro{max-width:720px;margin-bottom:clamp(24px,4vw,44px)}.intro h1{letter-spacing:-.04em;text-wrap:balance;margin-bottom:12px;font-size:clamp(32px,4.4vw,52px);font-weight:600;line-height:1.05}.acad .btn{white-space:nowrap;cursor:pointer;min-height:52px;transition:background .2s var(--ease), border-color .2s var(--ease), transform .15s var(--ease);border:1px solid #0000;border-radius:999px;justify-content:center;align-items:center;gap:10px;padding:0 24px;font-size:15px;font-weight:600;display:inline-flex}.acad .btn:active{transform:scale(.98)}.acad .btn svg{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.acad .btn-primary{background:var(--ink);color:#fff}.acad .btn-primary:hover{background:#333}.acad .btn-primary:disabled{opacity:.5}.acad .btn-ghost{border-color:var(--line-strong);background:var(--bg)}.acad .btn-ghost:hover{border-color:var(--ink)}.course{grid-template:"player head""player quiz""player program"1fr/auto minmax(0,1fr);gap:0 clamp(24px,4vw,56px);display:grid}.course-player{grid-area:player}.course-head{grid-area:head}.course-quiz{grid-area:quiz}.course-program{grid-area:program}.player{aspect-ratio:9/16;border:1px solid var(--line);background:var(--surface);border-radius:28px;height:min(72svh,680px);position:relative;overflow:hidden}.player video{object-fit:cover;background:var(--surface);width:100%;height:100%;display:block}.player-start{cursor:pointer;background:linear-gradient(#fff0 60%,#ffffffb3);border:0;flex-direction:column;justify-content:flex-end;align-items:center;gap:12px;padding:0 0 28px;font-size:15px;font-weight:600;display:flex;position:absolute;inset:0}.player-play{background:var(--ink);width:64px;height:64px;transition:transform .2s var(--ease);border-radius:50%;place-items:center;display:grid;box-shadow:0 12px 32px #0003}.player-start:hover .player-play{transform:scale(1.06)}.player-play svg{fill:#fff;width:26px;height:26px;margin-left:3px}.player-fallback{background:var(--bg);border-radius:18px;gap:12px;padding:18px;font-size:14px;display:grid;position:absolute;inset:auto 16px 16px;box-shadow:0 12px 32px #0000001f}.course-head{padding-top:8px}.course-head h2{letter-spacing:-.035em;margin-bottom:6px;font-size:clamp(26px,2.8vw,36px);font-weight:600;line-height:1.1}.acad .course-host{color:var(--muted);font-size:15px}.acad .course-hint{background:var(--surface);color:var(--muted);border-radius:14px;margin-top:24px;padding:14px 16px;font-size:14px}.quiz{border:1px solid var(--line);animation:acad-enter .35s var(--ease) both;border-radius:20px;margin-top:24px;padding:22px}.quiz h3{letter-spacing:-.02em;margin-bottom:16px;font-size:20px;font-weight:600;line-height:1.25}.quiz-options{gap:8px;display:grid}.quiz-option{border:1px solid var(--line-strong);background:var(--bg);text-align:left;cursor:pointer;min-height:52px;transition:border-color .2s var(--ease), background .2s var(--ease), opacity .2s var(--ease);border-radius:14px;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;font-size:16px;font-weight:500;display:flex}.quiz-option:hover:not(:disabled){border-color:var(--ink);background:var(--surface)}.quiz-option:disabled{cursor:default}.quiz-option svg{fill:none;width:20px;height:20px;stroke:var(--gold);stroke-width:2.4px;stroke-linecap:round;stroke-linejoin:round}.quiz-option.is-right{border-color:var(--gold);box-shadow:inset 0 0 0 1px var(--gold);color:var(--ink)}.quiz-option.is-wrong{border-color:var(--line-strong);background:var(--surface);color:var(--muted);text-decoration:line-through;-webkit-text-decoration-color:var(--line-strong);text-decoration-color:var(--line-strong)}.quiz-option.is-dim{opacity:.5}.quiz-result{animation:acad-enter .3s var(--ease) both;margin-top:16px}.acad .quiz-result p{color:var(--muted);font-size:15px}.acad .quiz-verdict{color:var(--ink);letter-spacing:.08em;text-transform:uppercase;margin-bottom:4px;font-size:14px;font-weight:700}.acad .quiz-verdict.is-right{color:var(--gold)}.quiz-result .btn{margin-top:18px}.program{margin-top:32px}.program h3{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px;font-size:12px;font-weight:600}.program ol{margin:0;padding:0;list-style:none;display:grid}.program-item{border:0;border-bottom:1px solid var(--line);text-align:left;cursor:pointer;background:0 0;align-items:center;gap:14px;width:100%;min-height:64px;padding:10px 0;display:flex}.program-item:disabled{cursor:default}.program-mark{border:1px solid var(--line-strong);font-variant-numeric:tabular-nums;width:32px;height:32px;transition:background .2s var(--ease), border-color .2s var(--ease);border-radius:50%;flex:none;place-items:center;font-size:14px;font-weight:600;display:grid}.program-mark svg{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:16px;height:16px}.program-text{gap:2px;display:grid}.program-text b{letter-spacing:-.01em;font-size:16px;font-weight:500}.program-text small{color:var(--muted);font-size:13px}.program-item.is-done .program-mark{border-color:var(--gold);background:var(--gold);color:#fff}.program-item.is-locked{color:var(--muted)}.program-item.is-locked .program-mark{color:var(--muted);border-style:dashed}.program-item[aria-current=step] .program-text b{font-weight:600}.program-item[aria-current=step]:not(.is-done) .program-mark{border-color:var(--ink);background:var(--ink);color:#fff}.program-item:hover:not(:disabled) .program-text b{text-underline-offset:3px;text-decoration:underline}.acad .game-link{border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--muted);margin-top:clamp(40px,6vw,64px);padding:16px 0;font-size:15px}.game-link a{color:var(--ink);text-underline-offset:3px;font-weight:600}.lead-block{max-width:520px;padding-top:clamp(40px,6vw,64px)}.lead-block h2{letter-spacing:-.035em;margin-bottom:10px;font-size:clamp(28px,3.2vw,40px);font-weight:600;line-height:1.1}.lead-block form{gap:16px;margin-top:28px;display:grid}.lead-block label{gap:6px;font-size:13px;font-weight:600;display:grid}.lead-block input:not([type=radio]){border:1px solid var(--line-strong);background:var(--bg);min-height:52px;color:var(--ink);font:inherit;transition:border-color .2s var(--ease);border-radius:12px;padding:0 16px;font-size:16px;font-weight:400}.lead-block input::placeholder{color:#9b9b9b}.lead-block input:not([type=radio]):focus{border-color:var(--ink);outline:none}.lead-block form .btn{margin-top:4px}.lead-block small{color:var(--muted);font-size:12px}.lead-block .form-error{color:var(--error);font-size:14px}.chips{border:0;flex-wrap:wrap;gap:8px;margin:0;padding:0;display:flex}.chips legend{margin-bottom:6px;padding:0;font-size:13px;font-weight:600}.lead-block .chip{border:1px solid var(--line-strong);cursor:pointer;min-height:44px;transition:border-color .2s var(--ease), box-shadow .2s var(--ease);border-radius:999px;align-items:center;padding:0 16px;font-size:14px;font-weight:500;display:inline-flex;position:relative}.chip input{opacity:0;pointer-events:none;position:absolute}.chip:hover{border-color:var(--ink)}.chip:has(input:checked){border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink)}.chip:has(input:focus-visible){outline:2px solid var(--ink);outline-offset:3px}.modal-backdrop{z-index:50;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);animation:acad-fade .25s var(--ease) both;background:#17171766;place-items:center;padding:20px;display:grid;position:fixed;inset:0}@keyframes acad-fade{0%{opacity:0}to{opacity:1}}.modal{background:var(--bg);text-align:center;width:min(100%,440px);max-height:calc(100svh - 40px);animation:acad-pop .35s var(--ease) both;border-radius:24px;padding:28px;position:relative;overflow-y:auto;box-shadow:0 30px 80px #00000040}.modal-close{z-index:1;background:var(--surface);width:36px;height:36px;color:var(--muted);cursor:pointer;border:0;border-radius:50%;place-items:center;font-size:22px;line-height:1;display:grid;position:absolute;top:12px;right:12px}.modal-close:hover{color:var(--ink)}.modal-heroes{background:radial-gradient(70% 60% at 50% 70%, #a1620729, transparent 70%), var(--surface);border-radius:18px;justify-content:center;align-items:flex-end;height:180px;margin:-4px -8px 18px;padding:16px 12px 10px;display:flex}.modal-heroes img{object-fit:contain;object-position:50% 100%;width:25%;height:100%;animation:acad-hop .9s var(--ease) calc(.15s + var(--i) * .12s) both}@keyframes acad-hop{0%{opacity:0;translate:0 30%}40%{opacity:1;translate:0 -10%}65%{translate:0}80%{translate:0 -3%}to{opacity:1;translate:0}}.modal h2{letter-spacing:-.035em;text-wrap:balance;margin-bottom:8px;font-size:28px;font-weight:600;line-height:1.1}.acad .modal-sub{color:var(--muted);margin-bottom:22px;font-size:15px}.modal-actions{gap:10px;display:grid}.acad .btn-cta{text-align:center;text-wrap:balance;white-space:normal;width:100%;min-height:60px;padding:12px 22px;line-height:1.3}.modal-actions .btn-ghost{width:100%}.acad-footer{padding:20px var(--gutter);border-top:1px solid var(--line);color:var(--muted);flex-wrap:wrap;justify-content:space-between;gap:8px;font-size:13px;display:flex}.acad-footer a{color:var(--ink);text-decoration:none}.acad-footer a:hover{text-decoration:underline}@media (max-width:900px){.course{grid-template-rows:none;grid-template-columns:minmax(0,1fr);grid-template-areas:"head""player""quiz""program"}.course-head{padding:0 0 16px}.course-player{justify-content:center;scroll-margin-top:12px;display:flex}.player{border-radius:24px;width:min(100%,40.5svh);height:auto}.course-quiz{scroll-margin-top:12px}.quiz{padding:18px}.quiz-result .btn{width:100%}}@media (max-width:560px){.acad-title{display:none}.acad-header{grid-template-columns:1fr auto}.intro .lead{font-size:15px}}@media (prefers-reduced-motion:reduce){.acad *,.acad :before,.acad :after{transition:none!important;animation:none!important}}