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0;border-radius:10px;overflow:hidden;background:#000;box-shadow:var(--shadow-2)}.video-embed iframe,.video-embed video{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:0;display:block}.video-cta{display:flex;align-items:center;gap:14px;width:100%;margin:20px 0;padding:16px 18px;text-align:left;background:var(--accent-soft);border:1px solid var(--accent-line);border-radius:10px;cursor:pointer;transition:transform .05s ease,box-shadow .15s ease}.video-cta:hover{box-shadow:var(--shadow-2)}.video-cta:active{transform:translateY(1px)}.video-cta:focus-visible{outline:none;box-shadow:var(--focus)}.video-cta__play{flex:0 0 auto;display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--accent);color:var(--accent-ink);padding-left:2px}.video-cta__label{font:600 15px/1.3 var(--font-sans, inherit);color:var(--accent-text)}.lesson-answer{margin-top:12px}.lesson-answer__label{display:block;margin-bottom:6px;font:600 11px/1.2 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var(--font-mono);text-transform:uppercase;letter-spacing:.1em;color:var(--accent-text)}.slide-task__q{margin:8px 0 0;font-weight:600;line-height:1.45;color:var(--ink)}.slide-task__options{list-style:none;margin:14px 0 0;padding:0;display:flex;flex-direction:column;gap:8px}.slide-task__option{display:flex;align-items:center;gap:10px;width:100%;min-height:44px;padding:10px 14px;text-align:left;font:inherit;color:var(--ink);background:var(--canvas);border:1px solid var(--line-soft);border-radius:10px;cursor:pointer;transition:border-color .12s ease,background .12s ease}.slide-task__option:hover{border-color:var(--ink)}.slide-task__option:focus-visible{outline:none;box-shadow:var(--focus)}.slide-task__option[data-state=correct]{border-color:#2f9e6f;background:#2f9e6f1f}.slide-task__option[data-state=wrong]{border-color:#d1495b;background:#d1495b1a}.slide-task__option[data-state=muted]{opacity:.6}.slide-task__mark{flex:0 0 auto;width:18px;font-weight:700}.slide-task__option[data-state=correct] .slide-task__mark{color:#2f9e6f}.slide-task__option[data-state=wrong] .slide-task__mark{color:#d1495b}.slide-task__feedback{margin-top:12px;font-size:14px;line-height:1.5;color:var(--ink)}.slide-task__check{display:flex;align-items:flex-start;gap:10px;margin-top:12px;cursor:pointer;font-weight:600;line-height:1.4}.slide-task__check input[type=checkbox]{flex:0 0 auto;width:22px;height:22px;margin-top:1px;accent-color:var(--accent);cursor:pointer}.slide-nav{display:flex;gap:12px;margin-top:24px}.slide-nav>:last-child{margin-left:auto}.placeholder\:text-mute-300::-moz-placeholder{color:var(--mute-300)}.placeholder\:text-mute-300::placeholder{color:var(--mute-300)}.before\:block:before{content:var(--tw-content);display:block}.before\:h-0\.5:before{content:var(--tw-content);height:.125rem}.before\:w-7:before{content:var(--tw-content);width:48px}.before\:bg-accent:before{content:var(--tw-content);background-color:var(--accent)}.first\:border-t-0:first-child{border-top-width:0px}.hover\:border-ink:hover{border-color:var(--ink)}.hover\:bg-\[var\(--accent-hover\)\]:hover{background-color:var(--accent-hover)}.hover\:bg-ink:hover{background-color:var(--ink)}.hover\:bg-mute-100:hover{background-color:var(--mute-100)}.hover\:text-ink:hover{color:var(--ink)}.hover\:text-white:hover{--tw-text-opacity: 1;color:rgb(255 255 255 / var(--tw-text-opacity, 1))}.hover\:opacity-90:hover{opacity:.9}.focus\:border-ink:focus{border-color:var(--ink)}.focus\:ring-2:focus{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.focus\:ring-accent-line:focus{--tw-ring-color: var(--accent-line)}.focus-visible\:outline-none:focus-visible{outline:2px solid transparent;outline-offset:2px}.focus-visible\:ring-2:focus-visible{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.focus-visible\:ring-accent-line:focus-visible{--tw-ring-color: 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