.maths-hero[data-astro-cid-f6hh3n4w]{background-color:var(--ink);background-position:50%;background-size:cover;padding-block:clamp(3.5rem,7vw,5.5rem)}.hero-grid[data-astro-cid-f6hh3n4w]{gap:var(--space-12);grid-template-columns:1.25fr 1fr;align-items:center;display:grid}.hero-copy[data-astro-cid-f6hh3n4w]{gap:var(--space-4);justify-items:start;display:grid}.eyebrow--on-dark[data-astro-cid-f6hh3n4w]{color:#fff}.maths-hero[data-astro-cid-f6hh3n4w] h1[data-astro-cid-f6hh3n4w]{color:#fff;font-family:var(--font-hero);letter-spacing:.06em;font-size:clamp(3rem,2rem + 4vw,4.5rem);line-height:1}.maths-hero[data-astro-cid-f6hh3n4w] p[data-astro-cid-f6hh3n4w]{color:var(--on-dark-muted)}.acronym[data-astro-cid-f6hh3n4w]{gap:var(--space-2);margin-block:var(--space-2) var(--space-4);flex-wrap:wrap;display:flex}.acronym[data-astro-cid-f6hh3n4w] a[data-astro-cid-f6hh3n4w]{color:#fff;min-height:44px;font-size:var(--text-sm);transition:border-color var(--transition), background-color var(--transition);border:1px solid #ffffff38;border-radius:999px;align-items:center;padding:.35rem 1rem;font-weight:600;display:inline-flex}.acronym[data-astro-cid-f6hh3n4w] a[data-astro-cid-f6hh3n4w] strong[data-astro-cid-f6hh3n4w]{color:var(--primary-bright);font-weight:800}.acronym[data-astro-cid-f6hh3n4w] a[data-astro-cid-f6hh3n4w]:hover{border-color:var(--primary-bright);color:#fff;background-color:#5271ff1f}.video-card[data-astro-cid-f6hh3n4w]{aspect-ratio:4/5;cursor:pointer;background-color:var(--card-dark);border:none;border-radius:16px;justify-self:center;width:min(100%,400px);padding:0;display:block;position:relative;overflow:hidden;box-shadow:0 16px 40px #03022073}.video-card[data-astro-cid-f6hh3n4w] img[data-astro-cid-f6hh3n4w]{object-fit:cover;object-position:46% center;width:100%;height:100%;transition:transform .3s;transform:scale(1.12)}.video-card[data-astro-cid-f6hh3n4w]:hover img[data-astro-cid-f6hh3n4w],.video-card[data-astro-cid-f6hh3n4w]:focus-visible img[data-astro-cid-f6hh3n4w]{transform:scale(1.16)}.play-badge[data-astro-cid-f6hh3n4w]{background:linear-gradient(#03022014,#03022038);place-items:center;display:grid;position:absolute;inset:0}.play-badge[data-astro-cid-f6hh3n4w] svg[data-astro-cid-f6hh3n4w]{box-sizing:border-box;width:72px;height:72px;color:var(--primary);transition:transform var(--transition), background-color var(--transition);background-color:#ffffffeb;border-radius:50%;padding:24px 20px 24px 28px;box-shadow:0 8px 28px #03022066}.video-card[data-astro-cid-f6hh3n4w]:hover .play-badge[data-astro-cid-f6hh3n4w] svg[data-astro-cid-f6hh3n4w],.video-card[data-astro-cid-f6hh3n4w]:focus-visible .play-badge[data-astro-cid-f6hh3n4w] svg[data-astro-cid-f6hh3n4w]{background-color:#fff;transform:scale(1.1)}.video-modal[data-astro-cid-f6hh3n4w]{background:0 0;border:none;width:min(92vw,960px);max-width:none;margin:auto;padding:0;overflow:visible}.video-modal[data-astro-cid-f6hh3n4w][open]{animation:.25s modal-in}@keyframes modal-in{0%{opacity:0;transform:scale(.96)}}.video-modal[data-astro-cid-f6hh3n4w]::backdrop{backdrop-filter:blur(6px);background:#030220d1}.video-frame[data-astro-cid-f6hh3n4w]{aspect-ratio:16/9;background-color:#000;border-radius:12px;width:100%;overflow:hidden;box-shadow:0 24px 80px #0000008c}.video-frame[data-astro-cid-f6hh3n4w] iframe{border:0;width:100%;height:100%;display:block}.video-modal-close[data-astro-cid-f6hh3n4w]{color:#fff;cursor:pointer;width:44px;height:44px;transition:background-color var(--transition);background:#ffffff1f;border:none;border-radius:50%;justify-content:center;align-items:center;padding:0;display:inline-flex;position:absolute;top:-52px;right:0}.video-modal-close[data-astro-cid-f6hh3n4w]:hover{background:#ffffff47}.steps[data-astro-cid-f6hh3n4w]{padding-block:var(--space-16) var(--space-24)}.stack[data-astro-cid-f6hh3n4w]{gap:var(--space-8);padding:0;list-style:none;display:grid}.card[data-astro-cid-f6hh3n4w]{top:calc(92px + var(--i) * 14px);border-radius:24px;align-items:center;min-height:min(72vh,540px);padding:clamp(2rem,5vw,4rem);scroll-margin-top:92px;display:grid;position:sticky;overflow:hidden}.card[data-astro-cid-f6hh3n4w]:has(.step-more[open]){position:relative;top:0}.card--light[data-astro-cid-f6hh3n4w]{background-color:var(--light);border:1px solid var(--border);box-shadow:0 -16px 48px #0302201f}.card--navy[data-astro-cid-f6hh3n4w]{background-color:var(--primary);box-shadow:0 -16px 48px #0302204d}.card-content[data-astro-cid-f6hh3n4w]{z-index:1;gap:var(--space-3);justify-items:start;max-width:34rem;display:grid;position:relative}.card--navy[data-astro-cid-f6hh3n4w] h2[data-astro-cid-f6hh3n4w]{color:#fff}.card--navy[data-astro-cid-f6hh3n4w] p[data-astro-cid-f6hh3n4w]{color:#f6f7ffe0}.ghost[data-astro-cid-f6hh3n4w]{font-family:var(--font-hero);pointer-events:none;user-select:none;color:#2736781a;font-size:clamp(10rem,26vw,22rem);font-weight:800;line-height:1;position:absolute;top:50%;right:clamp(.5rem,5vw,4rem);translate:0 -50%}.card--navy[data-astro-cid-f6hh3n4w] .ghost[data-astro-cid-f6hh3n4w]{color:#ffffff1a}.step-link[data-astro-cid-f6hh3n4w]{align-items:center;gap:var(--space-2);min-height:44px;color:var(--primary);font-weight:700;display:inline-flex}.step-link[data-astro-cid-f6hh3n4w] svg[data-astro-cid-f6hh3n4w]{transition:translate var(--transition)}.step-link[data-astro-cid-f6hh3n4w]:hover{color:var(--primary-bright)}.step-link[data-astro-cid-f6hh3n4w]:hover svg[data-astro-cid-f6hh3n4w]{translate:4px}.card--navy[data-astro-cid-f6hh3n4w] .step-link[data-astro-cid-f6hh3n4w]{color:#fff}.card--navy[data-astro-cid-f6hh3n4w] .step-link[data-astro-cid-f6hh3n4w]:hover{color:var(--primary-bright)}.step-more[data-astro-cid-f6hh3n4w]{justify-self:stretch}.step-more[data-astro-cid-f6hh3n4w] summary[data-astro-cid-f6hh3n4w]{align-items:center;gap:var(--space-2);min-height:44px;color:var(--primary);cursor:pointer;transition:color var(--transition);font-weight:700;list-style:none;display:inline-flex}.step-more[data-astro-cid-f6hh3n4w] summary[data-astro-cid-f6hh3n4w]::-webkit-details-marker{display:none}.step-more[data-astro-cid-f6hh3n4w] summary[data-astro-cid-f6hh3n4w]:hover{color:var(--primary-bright)}.card--navy[data-astro-cid-f6hh3n4w] .step-more[data-astro-cid-f6hh3n4w] summary[data-astro-cid-f6hh3n4w]{color:#fff}.card--navy[data-astro-cid-f6hh3n4w] .step-more[data-astro-cid-f6hh3n4w] summary[data-astro-cid-f6hh3n4w]:hover{color:var(--primary-bright)}.step-more[data-astro-cid-f6hh3n4w] .chevron[data-astro-cid-f6hh3n4w]{transition:rotate var(--transition)}.step-more[data-astro-cid-f6hh3n4w][open] .chevron[data-astro-cid-f6hh3n4w]{rotate:180deg}.step-more[data-astro-cid-f6hh3n4w] .when-open[data-astro-cid-f6hh3n4w],.step-more[data-astro-cid-f6hh3n4w][open] .when-closed[data-astro-cid-f6hh3n4w]{display:none}.step-more[data-astro-cid-f6hh3n4w][open] .when-open[data-astro-cid-f6hh3n4w]{display:inline}.more-content[data-astro-cid-f6hh3n4w]{gap:var(--space-3);padding-top:var(--space-2);display:grid}.step-more[data-astro-cid-f6hh3n4w][open] .more-content[data-astro-cid-f6hh3n4w]{animation:.25s more-in}@media (prefers-reduced-motion:reduce){.step-more[data-astro-cid-f6hh3n4w][open] .more-content[data-astro-cid-f6hh3n4w]{animation:none}}@keyframes more-in{0%{opacity:0;translate:0 -4px}}.more-content[data-astro-cid-f6hh3n4w] ol[data-astro-cid-f6hh3n4w]{gap:var(--space-2);margin:0;padding-left:1.4rem;display:grid}.more-content[data-astro-cid-f6hh3n4w] li[data-astro-cid-f6hh3n4w]::marker{color:var(--primary);font-weight:700}.card--navy[data-astro-cid-f6hh3n4w] .more-content[data-astro-cid-f6hh3n4w] li[data-astro-cid-f6hh3n4w]{color:#f6f7ffe0}.card--navy[data-astro-cid-f6hh3n4w] .more-content[data-astro-cid-f6hh3n4w] li[data-astro-cid-f6hh3n4w]::marker{color:#fff}.maths-cta[data-astro-cid-f6hh3n4w]{background-color:var(--primary);padding-block:var(--space-16)}.cta-inner[data-astro-cid-f6hh3n4w]{gap:var(--space-4);text-align:center;justify-items:center;display:grid}.maths-cta[data-astro-cid-f6hh3n4w] h2[data-astro-cid-f6hh3n4w]{color:#fff}.maths-cta[data-astro-cid-f6hh3n4w] p[data-astro-cid-f6hh3n4w]{color:#f6f7ffe0}.btn--light[data-astro-cid-f6hh3n4w]{color:var(--primary);background-color:#fff}.btn--light[data-astro-cid-f6hh3n4w]:hover{background-color:var(--light);color:var(--primary-dark)}@media (width<=900px){.hero-grid[data-astro-cid-f6hh3n4w]{grid-template-columns:1fr}}@media (width<=560px){.card[data-astro-cid-f6hh3n4w]{min-height:0;padding:var(--space-8) var(--space-6) var(--space-12)}.ghost[data-astro-cid-f6hh3n4w]{font-size:11rem;top:auto;bottom:-.18em;translate:0}}