.article-layout{grid-template-columns:minmax(0,1fr) 17rem;gap:clamp(3rem,8vw,7rem);display:grid}.article-meta{color:#91a0ae;flex-wrap:wrap;align-items:center;gap:.45rem 1.4rem;margin:2rem 0 0;font-size:.82rem;display:flex}.article-meta span{align-items:center;gap:.45rem;display:inline-flex}.article-meta span:before{background:var(--color-lime);content:"";border-radius:50%;width:.4rem;height:.4rem}.article-body{max-width:47rem}.article-body h2{margin:4rem 0 1.2rem;font-size:clamp(2.3rem,5vw,3.8rem)}.article-body h2:first-child{margin-top:0}.article-body h3{margin:2.6rem 0 .8rem}.article-body p,.article-body li{color:#485568}.article-answer{border-left:.25rem solid var(--color-accent);margin-bottom:1.75rem;padding-left:1.25rem;font-size:clamp(1.08rem,2vw,1.22rem);font-weight:550;line-height:1.65;color:var(--color-night)!important}.article-body li+li{margin-top:.5rem}.opening-checklist{padding:0;list-style:none}.opening-checklist li{border-bottom:1px solid var(--color-line);padding:.85rem 0 .85rem 2rem;position:relative}.opening-checklist li:before{color:var(--color-accent-deep);content:"✓";font-weight:700;position:absolute;left:0}.article-callout{background:var(--color-night);border-radius:var(--radius-md);color:var(--color-cream);margin-block:2.5rem;padding:2rem}.article-callout p{color:#bdc8d2;margin-bottom:0}.opening-roadmap{background:radial-gradient(circle at 100% 0%, #ff5b2229, transparent 38%), var(--color-night);border-radius:var(--radius-md);margin-block:3rem 4rem;padding:clamp(1.25rem,4vw,2rem)}.opening-roadmap>p{color:var(--color-cream);font-family:var(--font-display);margin:0 0 1rem;font-size:1.35rem;font-weight:700}.opening-roadmap ol{grid-template-columns:repeat(2,minmax(0,1fr));gap:.55rem;margin:0;padding:0;list-style:none;display:grid}.opening-roadmap li+li{margin-top:0}.article-body .opening-roadmap a{color:#d9e2e9;background:#ffffff0d;border:1px solid #ffffff1a;border-radius:.75rem;align-items:center;gap:.75rem;min-height:3.5rem;padding:.7rem .85rem;font-size:.92rem;text-decoration:none;transition:border-color .18s,background-color .18s,color .18s;display:flex}.article-body .opening-roadmap a:hover,.article-body .opening-roadmap a:focus-visible{color:var(--color-white);background:#ffffff17;border-color:#ff5b22a6}.opening-roadmap a span{color:var(--color-lime);font-family:var(--font-display);letter-spacing:.08em;font-size:.85rem;font-weight:700}.opening-formula{border:1px solid var(--color-line);border-radius:var(--radius-sm);background:#f1f4f6;gap:.55rem;margin-block:2rem;padding:clamp(1.25rem,4vw,1.75rem);display:grid}.opening-formula p,.opening-formula strong,.opening-formula span{margin:0}.opening-formula p{color:var(--color-accent-deep);letter-spacing:.1em;text-transform:uppercase;font-size:.78rem;font-weight:700}.opening-formula strong{color:var(--color-night);font-family:var(--font-display);font-size:clamp(1.35rem,3vw,1.8rem);line-height:1.08}.opening-formula span{color:#596679;line-height:1.55}.opening-phases{counter-reset:opening-phase;gap:0;margin:2rem 0 0;padding:0;list-style:none;display:grid}.opening-phases li{border-top:1px solid var(--color-line);counter-increment:opening-phase;grid-template-columns:2.3rem minmax(0,1fr);gap:.15rem 1rem;margin:0;padding:1rem 0;display:grid}.opening-phases li:before{color:var(--color-accent-deep);content:counter(opening-phase, decimal-leading-zero);font-family:var(--font-display);grid-row:1/span 2;font-weight:700}.article-aside{max-height:calc(100vh - var(--header-height) - 4rem);scrollbar-width:thin;top:calc(var(--header-height) + 2rem);align-self:start;position:sticky;overflow:auto}.article-aside nav{border-left:1px solid var(--color-line);gap:.5rem;padding-left:1.2rem;display:grid}.article-aside p{letter-spacing:.1em;text-transform:uppercase;font-size:.78rem;font-weight:600}.article-aside a{color:var(--color-muted);font-size:.9rem;text-decoration:none}.article-aside a:hover{color:var(--color-accent-deep)}.article-body a{color:var(--color-accent-deep);text-underline-offset:.2rem}@media (width<=960px){.article-layout{grid-template-columns:1fr}.article-aside{display:none}}@media (width<=700px){.opening-roadmap ol{grid-template-columns:1fr}}