/* Academy extends the approved Dengeli system; no independent palette or font. */
.ac-home,.ac-lesson,.ac-glossary{--ac-gap:24px;--ac-control:48px;--ac-radius:22px;--ac-body:15px;--ac-body-leading:25px;--ac-ink-secondary:var(--muted);font-weight:400}
.ac-program{position:relative;min-height:188px;display:flex;align-items:center;padding:8px 0 14px;overflow:hidden}
.ac-program>div{position:relative;z-index:1;min-width:185px}.ac-program h1{font-size:26px;line-height:31px;letter-spacing:-.6px;margin:9px 0}.ac-eyebrow{font-size:12px;line-height:18px;color:var(--muted)}.ac-meta{font-size:12px;line-height:18px;color:var(--muted)}.ac-program>img{position:absolute;right:-12px;top:17px;width:154px;height:154px;object-fit:contain;pointer-events:none}
.ac-primary{display:flex;align-items:center;justify-content:center;gap:12px;min-height:var(--ac-control);border-radius:999px;background:var(--blue);color:#fff;font-size:14px;line-height:20px;font-weight:500;text-align:center;padding:12px 20px}.ac-primary .icon{width:18px;height:18px}.ac-start{display:inline-flex;min-width:120px;margin-top:18px;min-height:43px;padding:10px 18px}.ac-primary:disabled{background:var(--surface);color:var(--muted);cursor:default;transform:none}
.ac-progress{margin:14px 0 16px}.ac-progress>div:first-child{display:flex;justify-content:space-between;font-size:11px;line-height:17px;color:var(--muted)}.ac-progress-track{height:4px;border-radius:3px;background:var(--raised);margin-top:12px;overflow:hidden}.ac-progress-track i{height:100%;display:block;background:var(--blue);border-radius:inherit;transition:width .4s var(--ease)}
.ac-lessons{margin-top:7px}.ac-lesson-row{min-height:76px;display:flex;align-items:center;gap:17px;padding:15px 0}.ac-index{color:var(--muted);font-size:13px;width:27px;flex-shrink:0;font-variant-numeric:tabular-nums}.ac-index.done{color:var(--green)}.ac-index .icon{height:19px;width:19px}.ac-lesson-copy{min-width:0}.ac-lesson-copy strong{font-size:15px;line-height:22px;font-weight:500;letter-spacing:-.2px;display:block}.ac-lesson-copy small{font-size:11px;line-height:17px;color:var(--muted);display:block;margin-top:5px}
.ac-resources{margin-top:25px}.ac-resources h2{font-size:18px;line-height:24px;margin-bottom:14px}.ac-resource{display:flex;align-items:center;justify-content:space-between;min-height:76px;padding:12px 0;font-size:14px;line-height:20px}.ac-resource small{display:block;font-size:11px;color:var(--muted);margin-top:6px}.ac-resource>.icon{color:var(--muted);width:18px;height:18px}
.ac-step-progress{display:flex;gap:6px;margin:6px 0 29px}.ac-step-progress span{flex:1;height:3px;background:var(--raised);border-radius:4px}.ac-step-progress span.filled{background:var(--blue)}.ac-article h1,.ac-quiz h1{font-size:24px;line-height:30px;letter-spacing:-.5px;font-weight:500;margin-top:14px;max-width:325px}.ac-article>p{font-size:var(--ac-body);line-height:var(--ac-body-leading);margin-top:22px;color:var(--ink)}
.ac-takeaway{background:var(--surface);border-radius:var(--ac-radius);padding:20px;display:flex;align-items:flex-start;gap:13px;margin-top:28px}.ac-takeaway .icon{color:var(--lightblue);flex-shrink:0;width:20px;height:20px;margin-top:2px}.ac-takeaway p{font-size:13px;line-height:21px;color:var(--ink)}.ac-continue{width:100%;margin-top:28px}.ac-back-step{display:flex;justify-content:center;align-items:center;min-height:46px;color:var(--muted);font-size:12px;margin-top:6px}.ac-source{display:flex;align-items:center;justify-content:center;gap:7px;color:var(--muted);font-size:11px;line-height:18px;margin-top:24px;padding:12px 0}.ac-source .icon{width:14px;height:14px}
.ac-experiment{margin-top:24px;background:var(--surface);border-radius:var(--ac-radius);padding:18px}.ac-segment{display:flex;background:var(--raised);border-radius:30px;padding:4px;gap:4px;margin-bottom:22px}.ac-segment button{width:50%;height:37px;border-radius:28px;font-size:13px;color:var(--muted)}.ac-segment button.active{background:var(--bg);color:var(--ink)}.ac-experiment-value{display:flex;justify-content:space-between;align-items:center;gap:12px}.ac-experiment-value>span{font-size:11px;color:var(--muted);line-height:18px}.ac-experiment-value output{font-size:19px;letter-spacing:-.3px;font-variant-numeric:tabular-nums;white-space:nowrap}.ac-direction-visual{height:116px;margin-top:8px}.ac-direction-visual svg{width:100%;height:100%;overflow:visible}.ac-axis{stroke:var(--muted);stroke-width:1;stroke-dasharray:2 5;opacity:.4}.ac-motion-path{stroke:var(--lightblue);stroke-width:2.2;fill:none;stroke-linecap:round}.ac-motion-point{fill:var(--lightblue)}.ac-experiment input[type="range"]{width:100%;height:28px;display:block;accent-color:var(--blue);cursor:ew-resize;touch-action:pan-y;margin:16px 0 0}.ac-range-labels{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;line-height:16px;margin-top:5px}.ac-effect{font-size:13px;line-height:21px;margin-top:22px;min-height:21px}.ac-caption{color:var(--muted);font-size:10px;line-height:17px;margin-top:9px}.ac-payoff-results{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:28px 0 20px}.ac-payoff-results small{font-size:10px;color:var(--muted);line-height:16px;display:block}.ac-payoff-results output{display:block;font-size:21px;line-height:28px;margin-top:6px;font-variant-numeric:tabular-nums}
.ac-answers{display:grid;gap:11px;margin-top:27px}.ac-answers button{display:flex;align-items:center;gap:14px;min-height:67px;padding:17px 18px;background:var(--surface);border-radius:18px;font-size:13px;line-height:21px;text-align:left}.ac-answers button>span{color:var(--muted);font-size:11px;flex-shrink:0}.ac-answers button.correct{background:color-mix(in srgb,var(--green) 16%,var(--surface));color:var(--green)}.ac-answers button.incorrect{background:color-mix(in srgb,var(--red) 12%,var(--surface));color:var(--red)}.ac-feedback{font-size:12px;line-height:20px;margin-top:18px;min-height:40px}.ac-quiz .ac-continue{margin-top:15px}.ac-completed{padding:62px 0 20px}.ac-complete-mark{height:64px;width:64px;border-radius:50%;display:grid;place-items:center;background:color-mix(in srgb,var(--green) 15%,var(--surface));color:var(--green);margin-bottom:27px}.ac-complete-mark .icon{width:29px;height:29px;stroke-width:1.6}.ac-completed h1{font-size:25px;line-height:32px;margin-top:13px}.ac-completed>p:not(.ac-eyebrow){font-size:13px;line-height:20px;color:var(--muted);margin-top:14px}.ac-completed .ac-primary{margin-top:36px}
.ac-search{background:var(--surface);min-height:48px;border-radius:26px;display:flex;align-items:center;gap:11px;padding:0 17px;margin:3px 0 23px}.ac-search>.icon{color:var(--muted);height:19px;width:19px;flex-shrink:0}.ac-search input{appearance:none;-webkit-appearance:none;background:transparent;border:0;outline:none;font:inherit;font-size:14px;color:var(--ink);width:100%;height:48px;min-width:0}.ac-search input::placeholder{color:var(--muted);opacity:1}.ac-search:focus-within{box-shadow:0 0 0 2px var(--blue)}.ac-word{padding:0}.ac-word summary{min-height:61px;display:flex;align-items:center;justify-content:space-between;list-style:none;cursor:pointer;font-size:15px;line-height:22px;gap:14px}.ac-word summary::-webkit-details-marker{display:none}.ac-word summary>span{font-size:21px;color:var(--muted);font-weight:300;transition:transform .2s var(--ease)}.ac-word[open] summary>span{transform:rotate(45deg)}.ac-word p{font-size:13px;line-height:22px;color:var(--muted);padding-right:14px}.ac-word>a{font-size:12px;line-height:20px;display:flex;gap:9px;align-items:center;color:var(--lightblue);padding:16px 0 19px}.ac-word>a .icon{width:15px;height:15px}.ac-empty{font-size:14px;line-height:22px;color:var(--muted);padding:20px 0}
.theme-light .ac-takeaway .icon,.theme-light .ac-word>a{color:var(--blue)}.theme-light .ac-segment button.active{background:var(--surface)}.theme-light .ac-motion-path{stroke:var(--blue)}.theme-light .ac-motion-point{fill:var(--blue)}.theme-light .ac-primary{color:#fff}.theme-light .ac-primary:disabled{color:var(--muted)}
@media(max-width:350px){.ac-program>img{width:130px;height:130px;right:-22px;top:27px}.ac-program h1{font-size:24px}.ac-experiment{padding:15px}.ac-experiment-value output{font-size:17px}.ac-article h1,.ac-quiz h1{font-size:22px}}
@media(prefers-reduced-motion:reduce){.ac-progress-track i,.ac-word summary>span{transition:none}}