.problems[data-astro-cid-2klo47ar]{background:linear-gradient(180deg,var(--night) 0%,#0F2230 100%);border-top:1px solid var(--night-line)}.problems__list[data-astro-cid-2klo47ar]{list-style:none;margin:0;padding:0}.problem[data-astro-cid-2klo47ar]{padding:clamp(2rem,4vw,3rem) 0;border-bottom:1px solid var(--night-line)}.problem[data-astro-cid-2klo47ar]:first-child{padding-top:0}.problem__head[data-astro-cid-2klo47ar]{display:grid;grid-template-columns:2.75rem 1fr;gap:.5rem;align-items:baseline;margin-bottom:1.5rem}.problem__num[data-astro-cid-2klo47ar]{font-size:var(--step--1);font-weight:600;color:var(--firth);font-variant-numeric:tabular-nums}.problem[data-astro-cid-2klo47ar] h2[data-astro-cid-2klo47ar]{font-size:var(--step-2);line-height:1.18;color:#fff;max-width:30ch}.problem__body[data-astro-cid-2klo47ar]{display:grid;grid-template-columns:1fr 7rem 1.15fr;align-items:stretch}.problem__card[data-astro-cid-2klo47ar]{border-radius:12px;padding:1.25rem 1.4rem;border:1px solid var(--night-line)}.problem__card[data-astro-cid-2klo47ar] h3[data-astro-cid-2klo47ar]{display:flex;align-items:center;gap:.55rem;font-size:var(--step--1);font-weight:600;margin-bottom:.7rem}.problem__toggle[data-astro-cid-2klo47ar]{display:flex;align-items:center;gap:.55rem;width:100%;margin:0 0 .7rem;padding:0;background:none;border:0;font:600 var(--step--1) var(--font);color:var(--slate-dark);text-align:left;cursor:pointer}.problem__toggle[data-astro-cid-2klo47ar]:disabled{cursor:default}.problem__hint[data-astro-cid-2klo47ar],.problem__chev[data-astro-cid-2klo47ar]{display:none}.problem__card[data-astro-cid-2klo47ar] p[data-astro-cid-2klo47ar]{font-size:.95rem;line-height:1.6;margin:0}.problem__card--now[data-astro-cid-2klo47ar]{background:#1425308c}.problem__card--now[data-astro-cid-2klo47ar] h3[data-astro-cid-2klo47ar]{color:var(--slate-dark)}.problem__card--now[data-astro-cid-2klo47ar] p[data-astro-cid-2klo47ar]{color:#8fa2ac!important}.problem__dot[data-astro-cid-2klo47ar]{width:7px;height:7px;border-radius:50%;background:var(--signal);opacity:.8}.problem__link[data-astro-cid-2klo47ar]{position:relative;display:grid;place-items:center}.problem__line[data-astro-cid-2klo47ar]{position:absolute;left:0;right:0;top:50%;height:1.5px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .6s var(--ease)}.problem__pulse[data-astro-cid-2klo47ar]{position:absolute;top:50%;left:0;width:6px;height:6px;margin-top:-3px;border-radius:50%;background:var(--firth);box-shadow:0 0 8px var(--firth);opacity:0}.problem__node[data-astro-cid-2klo47ar]{position:relative;display:grid;place-items:center;width:2.6rem;height:2.6rem;border-radius:50%;background:var(--night);border:1.5px solid #2E4B5E;color:#5f7887;transition:border-color .4s var(--ease) .5s,color .4s var(--ease) .5s,box-shadow .4s var(--ease) .5s}.problem__node[data-astro-cid-2klo47ar] svg[data-astro-cid-2klo47ar]{width:1.15rem;height:1.15rem;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linejoin:round}.problem__card--better[data-astro-cid-2klo47ar]{background:#142530eb;opacity:.45;transition:opacity .6s var(--ease) .7s,border-color .6s var(--ease) .7s}.problem__card--better[data-astro-cid-2klo47ar] h3[data-astro-cid-2klo47ar]{color:var(--firth)}.problem__card--better[data-astro-cid-2klo47ar] p[data-astro-cid-2klo47ar]{color:#e3ebef!important}.problem__tick[data-astro-cid-2klo47ar]{width:1.1rem;height:1.1rem;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.problem__tick[data-astro-cid-2klo47ar] circle[data-astro-cid-2klo47ar]{stroke:var(--firth);fill:transparent;transition:fill .35s var(--ease) .9s}.problem__tick[data-astro-cid-2klo47ar] path[data-astro-cid-2klo47ar]{stroke:#fff;stroke-dasharray:14;stroke-dashoffset:14;transition:stroke-dashoffset .35s var(--ease) 1s}.problem__chips[data-astro-cid-2klo47ar]{list-style:none;margin:1rem 0 0;padding:0;display:flex;flex-wrap:wrap;gap:.45rem}.problem__chips[data-astro-cid-2klo47ar] li[data-astro-cid-2klo47ar]{padding:.3rem .7rem;border-radius:999px;font-size:.8rem;font-weight:500;border:1px solid #2E4B5E;color:var(--slate-dark);transition:background-color .4s var(--ease),border-color .4s var(--ease),color .4s var(--ease);transition-delay:calc(1.1s + var(--j) * .25s)}.is-on[data-astro-cid-2klo47ar] .problem__line[data-astro-cid-2klo47ar]{transform:scaleX(1)}.is-on[data-astro-cid-2klo47ar] .problem__pulse[data-astro-cid-2klo47ar]{animation:pulse-run 2.6s ease-in-out .6s infinite}.is-on[data-astro-cid-2klo47ar] .problem__node[data-astro-cid-2klo47ar]{border-color:var(--firth);color:#fff;box-shadow:0 0 0 6px #8cc6de12,0 0 24px #2b7ea173}.is-on[data-astro-cid-2klo47ar] .problem__card--better[data-astro-cid-2klo47ar]{opacity:1;border-color:#2e6683}.is-on[data-astro-cid-2klo47ar] .problem__tick[data-astro-cid-2klo47ar] circle[data-astro-cid-2klo47ar]{fill:var(--blue);stroke:var(--blue)}.is-on[data-astro-cid-2klo47ar] .problem__tick[data-astro-cid-2klo47ar] path[data-astro-cid-2klo47ar]{stroke-dashoffset:0}.is-on[data-astro-cid-2klo47ar] .problem__chips[data-astro-cid-2klo47ar] li[data-astro-cid-2klo47ar]{background:#2b7ea12e;border-color:#2e6683;color:#fff}@keyframes pulse-run{0%{left:0;opacity:0}15%{opacity:1}85%{opacity:1}to{left:calc(100% - 6px);opacity:0}}.problems-flow[data-astro-cid-2klo47ar]{padding-top:clamp(1rem,3vw,2rem);background:#0f2230}.problems-flow__head[data-astro-cid-2klo47ar]{display:grid;grid-template-columns:1.1fr 1fr;gap:1.5rem 5rem;align-items:start;margin:0 0 clamp(2.5rem,5vw,3.5rem)}.problems-flow__head[data-astro-cid-2klo47ar] h2[data-astro-cid-2klo47ar]{max-width:16ch;color:#fff}@media(max-width:900px){.problem__body[data-astro-cid-2klo47ar]{grid-template-columns:1fr}.problem__link[data-astro-cid-2klo47ar]{height:2.75rem}.problem__card--now[data-astro-cid-2klo47ar]{padding:.9rem 1.1rem}.problem__toggle[data-astro-cid-2klo47ar]{margin:0}.problem__hint[data-astro-cid-2klo47ar]{display:inline;margin-left:auto;font-weight:500;font-size:.78rem;color:#6f8590}.problem__chev[data-astro-cid-2klo47ar]{display:block;width:.75rem;height:.5rem;fill:none;stroke:currentColor;stroke-width:1.5;transition:transform .25s var(--ease)}.problem__toggle[data-astro-cid-2klo47ar][aria-expanded=false]+p[data-astro-cid-2klo47ar]{display:none}.problem__toggle[data-astro-cid-2klo47ar][aria-expanded=true]{margin-bottom:.7rem}.problem__toggle[data-astro-cid-2klo47ar][aria-expanded=true] .problem__hint[data-astro-cid-2klo47ar]{display:none}.problem__toggle[data-astro-cid-2klo47ar][aria-expanded=true] .problem__chev[data-astro-cid-2klo47ar]{transform:rotate(180deg);margin-left:auto}.problem__line[data-astro-cid-2klo47ar]{inset:0 auto 0 50%;width:1.5px;height:auto;transform:scaleY(0);transform-origin:top}.is-on[data-astro-cid-2klo47ar] .problem__line[data-astro-cid-2klo47ar]{transform:scaleY(1)}.problem__pulse[data-astro-cid-2klo47ar]{display:none}.problems-flow__head[data-astro-cid-2klo47ar]{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){.problem__line[data-astro-cid-2klo47ar]{transform:none!important}.problem__card--better[data-astro-cid-2klo47ar]{opacity:1;border-color:#2e6683}.problem__node[data-astro-cid-2klo47ar]{border-color:var(--firth);color:#fff}.problem__tick[data-astro-cid-2klo47ar] circle[data-astro-cid-2klo47ar]{fill:var(--blue);stroke:var(--blue)}.problem__tick[data-astro-cid-2klo47ar] path[data-astro-cid-2klo47ar]{stroke-dashoffset:0}.problem__chips[data-astro-cid-2klo47ar] li[data-astro-cid-2klo47ar]{background:#2b7ea12e;border-color:#2e6683;color:#fff}.is-on[data-astro-cid-2klo47ar] .problem__pulse[data-astro-cid-2klo47ar]{animation:none}}