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auto;grid-gap:14px;gap:14px;align-items:center;margin-bottom:18px}.assignment-card__icon{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--r-sm);background:rgba(74,222,128,.1);color:var(--ok)}.assignment-card__kicker{font-size:11px;font-weight:700;color:var(--ok);text-transform:uppercase;letter-spacing:.08em;margin-bottom:2px}.assignment-card__title{font-family:var(--font-display),system-ui,sans-serif;font-size:22px;font-weight:700;letter-spacing:-.015em;margin:0;line-height:1.2}.assignment-card__count{font-size:12px;color:var(--text-dim);padding:4px 10px;border-radius:999px;background:var(--surface-1);border:1px solid var(--line);white-space:nowrap}.assignment-card__intro{color:var(--text-dim);font-size:15px;line-height:1.65;margin-bottom:18px}.assignment-card__intro p{margin:0 0 12px}.assignment-card__intro p:last-child{margin-bottom:0}.assignment-card__list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}.assignment-card__item{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--r-md);transition:border-color .15s ease,background-color .15s ease}.assignment-card__item:hover{border-color:var(--line-strong)}.assignment-card__item.is-done{border-color:rgba(74,222,128,.35);background:rgba(74,222,128,.04)}.assignment-card__checkbox{position:absolute;opacity:0;pointer-events:none}.assignment-card__label{display:grid;grid-template-columns:auto 1fr;grid-gap:14px;gap:14px;align-items:start;padding:14px 18px;cursor:pointer;font-size:15px;line-height:1.55;color:var(--text)}.assignment-card__step{flex-shrink:0;width:28px;height:28px;border-radius:999px;background:var(--bg-card-2);border:1px solid var(--line-strong);display:inline-flex;align-items:center;justify-content:center;font-family:var(--font-mono),ui-monospace,monospace;font-size:12px;font-weight:700;color:var(--text-dim);position:relative}.assignment-card__item.is-done .assignment-card__step{background:var(--ok);color:#0a0a0c;border-color:var(--ok)}.assignment-card__item.is-done .assignment-card__step:after{content:"✓";position:absolute;inset:0;display:inline-flex;align-items:center;justify-content:center;font-family:inherit;font-size:16px;font-weight:800}.assignment-card__detail{color:var(--text-dim)}.assignment-card__item.is-done .assignment-card__detail,.assignment-card__item.is-done .assignment-card__label strong{opacity:.75}.assignment-card__checkbox:focus-visible+.assignment-card__label{outline:2px solid var(--accent-2);outline-offset:2px;border-radius:var(--r-md)}.module-footer{margin-top:56px;padding-top:28px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:28px}.module-footer__complete{display:flex;justify-content:center}.module-complete{display:flex;flex-direction:column;align-items:center;gap:16px}.module-complete__row{display:inline-flex;align-items:center;gap:10px;padding:10px 18px;border-radius:999px;background:rgba(74,222,128,.08);border:1px solid rgba(74,222,128,.35);color:var(--ok);font-weight:600;font-size:14px}.module-complete__undo{margin-left:4px;color:var(--text-dim);background:transparent;border:0;padding:0 4px;font-size:13px;text-decoration:underline;cursor:pointer}.module-complete__undo:hover{color:var(--text)}.module-nav{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px}@media (max-width:600px){.module-nav{grid-template-columns:1fr}}.module-nav__link{display:flex;flex-direction:column;gap:6px;padding:18px 20px;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);text-decoration:none;transition:border-color .15s ease,background-color .15s ease}.module-nav__link:hover{border-color:var(--line-strong);background:var(--bg-card-2)}.module-nav__link--next{text-align:right}.module-nav__dir{font-size:12px;color:var(--text-mute);text-transform:uppercase;letter-spacing:.06em;font-weight:600}.module-nav__title{font-size:15px;font-weight:600;color:var(--text);line-height:1.35}.module-stub{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);padding:60px 32px;text-align:center;margin-bottom:32px}.module-stub__icon{width:56px;height:56px;margin:0 auto 18px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;background:var(--surface-1);border:1px solid var(--line);color:var(--text-dim)}.module-stub h2{font-family:var(--font-display),system-ui,sans-serif;font-size:22px;margin:0 0 8px}.module-stub p{color:var(--text-dim);margin:0 0 20px}.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-gap:16px;gap:16px;margin-top:8px}.course-grid__card{display:flex;flex-direction:column;gap:10px;padding:22px;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-md);text-decoration:none;transition:border-color .15s ease,transform .15s ease}.course-grid__card:hover{border-color:var(--line-strong);transform:translateY(-1px)}.course-grid__head{display:flex;align-items:center;justify-content:space-between}.course-grid__time{font-size:12px}.course-grid__title{font-family:var(--font-display),system-ui,sans-serif;font-size:18px;font-weight:700;letter-spacing:-.01em;margin:4px 0 0;line-height:1.25;color:var(--text)}.course-grid__summary{color:var(--text-dim);font-size:14px;line-height:1.55;margin:0}.course-grid__foot{margin-top:auto;padding-top:10px;font-size:13px;font-weight:600}.course-grid__cta,.course-grid__foot{color:var(--accent-2)}