.prep-window{background:var(--white);border:1px solid var(--border);border-radius:var(--r-xl);box-shadow:var(--sh-4);padding:28px;position:relative}.prep-window .illus-tag{background:var(--ink);color:#fff;font-family:var(--font-mono), monospace;border-radius:var(--r-pill);letter-spacing:.04em;padding:5px 12px;font-size:10px;position:absolute;top:-11px;left:24px}.prep-meta{border-bottom:1px solid var(--border);color:var(--grey-soft);justify-content:space-between;align-items:center;margin-bottom:16px;padding-bottom:14px;font-size:11.5px;display:flex}.prep-progress{background:var(--border);border-radius:99px;height:5px;margin-bottom:18px;overflow:hidden}.prep-progress span{background:var(--grad-cta);border-radius:99px;width:55%;height:100%;display:block}.prep-q{font-family:var(--font-sora), sans-serif;margin-bottom:10px;font-size:15px;font-weight:700}.prep-label{font-family:var(--font-mono), monospace;letter-spacing:.07em;color:var(--grey-soft);text-transform:uppercase;margin:14px 0 6px;font-size:9.5px}.prep-txt{color:var(--ink-soft);background:var(--canvas);border:1px solid var(--border);border-radius:var(--r-sm);padding:10px 12px;font-size:13px}.prep-star-row{flex-wrap:wrap;gap:6px;margin-top:6px;display:flex}.prep-star-chip{border-radius:var(--r-pill);color:var(--violet-deep);background:#f5f3ff;border:1px solid #6e56f84d;padding:5px 10px;font-size:10.5px;font-weight:700}.answer-card{background:var(--white);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:22px}.answer-card .q-lbl{font-family:var(--font-mono), monospace;color:var(--grey-soft);text-transform:uppercase;margin-bottom:8px;font-size:10px}.answer-card .q-txt{margin-bottom:12px;font-size:13.5px;font-weight:700}.answer-card.bad p{color:var(--ink-soft);background:#fdebc8;border-radius:6px;padding:10px;font-size:13px;position:relative}.answer-card.bad p:after{content:"";border:1.5px dashed var(--amber);border-radius:8px;position:absolute;inset:-2px}.answer-card.good .star-part{margin-bottom:10px}.answer-card.good .star-part:last-child{margin-bottom:0}.answer-card.good .star-lbl{font-family:var(--font-mono), monospace;color:var(--violet-deep);text-transform:uppercase;margin-bottom:3px;font-size:9px}.answer-card.good .star-txt{color:var(--ink-soft);background:#f7f6ff;border:1px solid #6e56f840;border-radius:6px;padding:8px 10px;font-size:12.5px}.flag-tags{flex-wrap:wrap;gap:6px;margin-top:10px;display:flex}.flag-tags span{color:#946b0c;border-radius:var(--r-pill);background:#fdebc8;padding:3px 8px;font-size:10px}.qi-grid{grid-template-columns:repeat(2,1fr);gap:14px;display:grid}@media (max-width:820px){.qi-grid{grid-template-columns:1fr}}.qi-card{background:var(--white);border:1px solid var(--border);border-radius:var(--r-md);box-shadow:var(--sh-1);padding:18px 20px}.qi-card .qq{margin-bottom:8px;font-size:14px;font-weight:700}.qi-card .qi-lbl{font-family:var(--font-mono), monospace;color:var(--violet-deep);text-transform:uppercase;margin-bottom:4px;font-size:9px;display:block}.qi-card .ii{color:var(--grey);font-size:12.5px}.prep-bento{grid-template-columns:repeat(4,1fr);grid-auto-rows:minmax(110px,auto);gap:16px;display:grid}@media (max-width:900px){.prep-bento{grid-template-columns:repeat(2,1fr)}}@media (max-width:560px){.prep-bento{grid-template-columns:1fr}}.pb-card{background:var(--white);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:22px}.pb-card.large{grid-area:span 2/span 2}@media (max-width:560px){.pb-card.large{grid-column:span 1}}.pb-card h3{margin-bottom:8px;font-size:15px}.pb-card ul{color:var(--grey);margin:0;padding:0;font-size:12.5px;list-style:none}.pb-card li{padding:2px 0}.star-grid{grid-template-columns:repeat(4,1fr);gap:14px;display:grid}@media (max-width:820px){.star-grid{grid-template-columns:1fr 1fr}}@media (max-width:560px){.star-grid{grid-template-columns:1fr}}.star-tile{background:var(--white);border:1px solid var(--border);border-radius:var(--r-md);box-shadow:var(--sh-1);text-align:center;padding:18px}.star-letter{background:var(--grad-cta);color:#fff;width:36px;height:36px;font-family:var(--font-sora), sans-serif;border-radius:50%;justify-content:center;align-items:center;margin:0 auto 10px;font-size:15px;font-weight:800;display:flex}.star-tile h3{margin-bottom:5px;font-size:13.5px}.star-tile p{color:var(--grey);margin:0;font-size:12px}.star-example{background:var(--white);border:1px solid var(--border);border-radius:var(--r-lg);max-width:640px;box-shadow:var(--sh-2);margin:30px auto 0;padding:24px}.star-example .sq{color:var(--grey-soft);margin-bottom:14px;font-size:13px;font-style:italic}.star-row{margin-bottom:10px}.star-row:last-child{margin-bottom:0}.star-row .slbl{font-family:var(--font-mono), monospace;color:var(--violet-deep);text-transform:uppercase;margin-bottom:4px;font-size:9.5px;display:block}.star-row .stxt{color:var(--ink-soft);font-size:13px}.diff-accordion{max-width:720px;margin:0 auto}.diff-item{border-bottom:1px solid var(--border)}.diff-q{cursor:pointer;width:100%;color:inherit;text-align:left;background:0 0;border:none;justify-content:space-between;align-items:center;gap:16px;padding:16px 2px;font-family:inherit;font-size:14px;font-weight:600;display:flex}.diff-q:after{content:"+";color:var(--violet);transition:transform .2s var(--ease);flex:none;font-size:18px}.diff-item.open .diff-q:after{transform:rotate(45deg)}.diff-a{max-height:0;transition:max-height .3s var(--ease);overflow:hidden}.diff-item.open .diff-a{max-height:220px}.diff-a ul{color:var(--grey);margin:0 0 16px;padding-left:18px;font-size:13px}.dd-grid.both-ok .dd-card li:before{content:"✓";color:var(--violet-deep);flex:none;font-weight:800}.limit-grid{grid-template-columns:1fr 1fr;gap:20px;display:grid}@media (max-width:820px){.limit-grid{grid-template-columns:1fr}}.limit-card{border-radius:var(--r-lg);padding:26px}.limit-card.does{border:1px solid var(--border);background:linear-gradient(150deg,#f6f4ff,#f0f5ff)}.limit-card.doesnt{background:var(--white);border:1px solid var(--border)}.limit-card h3{margin-bottom:14px;font-size:15.5px}.limit-card ul{margin:0;padding:0;list-style:none}.limit-card li{border-top:1px solid var(--border);color:var(--ink-soft);gap:8px;padding:6px 0;font-size:13px;display:flex}.limit-card li:first-child{border-top:none}.limit-card.does li:before{content:"✓";color:var(--emerald);flex:none;font-weight:800}.limit-card.doesnt li:before{content:"–";color:var(--grey-soft);flex:none}