.board-hero[data-astro-cid-pptjg5pn]{margin:0}.board-hero[data-astro-cid-pptjg5pn] svg[data-astro-cid-pptjg5pn]{width:100%;height:auto;filter:drop-shadow(0 18px 30px color-mix(in srgb, var(--ink) 14%, transparent))}.board-hero[data-astro-cid-pptjg5pn] figcaption[data-astro-cid-pptjg5pn]{font-size:var(--step--1);color:var(--ink-soft);margin-top:10px}.bulb[data-astro-cid-pptjg5pn]{fill:color-mix(in srgb, var(--rail-red) 30%, var(--surface))}.bulb-lit[data-astro-cid-pptjg5pn]{fill:var(--rail-red);opacity:0}.bulb-rim[data-astro-cid-pptjg5pn]{fill:color-mix(in srgb, var(--rail-red) 45%, var(--surface))}.glow[data-astro-cid-pptjg5pn]{opacity:0}.board-hero[data-astro-cid-pptjg5pn] .bulb-lit[data-astro-cid-pptjg5pn]{animation:.35s ease-out .9s forwards lit}.board-hero[data-astro-cid-pptjg5pn] .glow[data-astro-cid-pptjg5pn]{animation:.6s ease-out .9s forwards glow}@keyframes lit{to{opacity:1}}@keyframes glow{to{opacity:1}}@media (prefers-reduced-motion:reduce){.board-hero[data-astro-cid-pptjg5pn] .bulb-lit[data-astro-cid-pptjg5pn],.board-hero[data-astro-cid-pptjg5pn] .glow[data-astro-cid-pptjg5pn]{opacity:1}}.demo[data-astro-cid-mdfxtqez]{border-radius:var(--r-lg);padding:16px 16px 12px;position:relative}.demo[data-astro-cid-mdfxtqez] svg[data-astro-cid-mdfxtqez]{touch-action:manipulation;width:100%;height:auto;color:var(--ink);display:block}.press-hint[data-astro-cid-mdfxtqez]{font-family:var(--display);color:var(--rail-blue);pointer-events:none;z-index:1;align-items:center;gap:6px;font-size:1rem;font-weight:700;display:flex;position:absolute;top:16px;left:18px}.press-hint[data-astro-cid-mdfxtqez] svg[data-astro-cid-mdfxtqez]{width:26px;height:26px;animation:1.4s ease-in-out infinite nudge}@keyframes nudge{50%{transform:translate(4px,4px)}}.demo-steps[data-astro-cid-mdfxtqez]{grid-template-columns:repeat(3,1fr);gap:8px;margin:6px 0 0;padding:0;list-style:none;display:grid}.demo-steps[data-astro-cid-mdfxtqez] li[data-astro-cid-mdfxtqez]{background:var(--board-2);color:var(--ink-soft);transition:background var(--t-med), transform var(--t-med) var(--ease-spring), color var(--t-fast);border-radius:12px;padding:9px 11px;font-size:.86rem;line-height:1.3}.demo-steps[data-astro-cid-mdfxtqez] b[data-astro-cid-mdfxtqez]{font-family:var(--display);color:var(--ink);font-size:1rem;display:block}.demo-steps[data-astro-cid-mdfxtqez] li[data-astro-cid-mdfxtqez].on{background:color-mix(in srgb, var(--c) 18%, var(--surface));color:var(--ink);box-shadow:inset 0 0 0 1.5px color-mix(in srgb, var(--c) 50%, transparent);transform:translateY(-3px)}@media (width<=560px){.demo-steps[data-astro-cid-mdfxtqez] li[data-astro-cid-mdfxtqez]{padding:7px 8px;font-size:.78rem}}.hero[data-astro-cid-lcdefpme]{padding-block:clamp(28px,4vw,56px) clamp(24px,4vw,48px);position:relative}.hero-grid[data-astro-cid-lcdefpme]{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);align-items:start;gap:clamp(28px,4vw,56px);display:grid;position:relative}.hero-h[data-astro-cid-lcdefpme]{margin-top:16px;font-size:clamp(3rem,1.6rem + 6.2vw,6.4rem)}.hero-h[data-astro-cid-lcdefpme] em[data-astro-cid-lcdefpme]{color:var(--copper);font-style:normal;position:relative}.hero-h[data-astro-cid-lcdefpme] em[data-astro-cid-lcdefpme]:after{content:"";background:linear-gradient(90deg, var(--copper), var(--rail-red));opacity:.55;border-radius:2px;height:.08em;position:absolute;bottom:.04em;left:0;right:0}.hero[data-astro-cid-lcdefpme] .lead[data-astro-cid-lcdefpme]{max-width:52ch;margin-top:18px}.doors[data-astro-cid-lcdefpme]{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px;display:grid}.door[data-astro-cid-lcdefpme]{border-radius:var(--r-md);color:var(--ink);transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));align-content:start;gap:8px;padding:20px 18px 18px;text-decoration:none;display:grid}.door[data-astro-cid-lcdefpme] h3[data-astro-cid-lcdefpme]{letter-spacing:-.02em;font-size:1.2rem}.door[data-astro-cid-lcdefpme] p[data-astro-cid-lcdefpme]{color:var(--ink-soft);margin:0;font-size:.92rem;line-height:1.45}.door-actions[data-astro-cid-lcdefpme]{justify-items:start;gap:10px;margin-top:6px;display:grid}.door[data-astro-cid-lcdefpme] .more[data-astro-cid-lcdefpme]{color:var(--copper-deep);align-items:center;gap:.4em;margin-top:4px;font-size:.95rem;font-weight:700;text-decoration:none;display:inline-flex}.door[data-astro-cid-lcdefpme] .more[data-astro-cid-lcdefpme] svg[data-astro-cid-lcdefpme]{width:1.1em;height:1.1em;transition:translate var(--t-med) var(--ease-spring)}.door[data-astro-cid-lcdefpme]:hover .more[data-astro-cid-lcdefpme] svg[data-astro-cid-lcdefpme]{translate:4px}.door[data-astro-cid-lcdefpme].soon{opacity:.6;border-style:dashed}.door[data-astro-cid-lcdefpme].soon:before{display:none}.btn[data-astro-cid-lcdefpme].flash{box-shadow:0 4px 0 var(--signal-shadow), 0 0 0 8px color-mix(in srgb, var(--ok) 40%, transparent)}.masam-strip[data-astro-cid-lcdefpme]{border-radius:var(--r-md);background:var(--board-2);border:1px dashed var(--line-strong);margin-top:18px;padding:14px 18px}.masam-strip[data-astro-cid-lcdefpme] p[data-astro-cid-lcdefpme]{color:var(--ink-soft);margin:0}.masam-strip[data-astro-cid-lcdefpme] b[data-astro-cid-lcdefpme]{color:var(--ink)}.masam-strip[data-astro-cid-lcdefpme] .num[data-astro-cid-lcdefpme]{color:var(--copper);vertical-align:-2px;margin:0 2px;font-size:1.4rem}.masam-strip[data-astro-cid-lcdefpme] [data-astro-cid-lcdefpme][hidden]{display:none}.hero-side[data-astro-cid-lcdefpme]{gap:14px;display:grid;position:sticky;top:86px}.fact[data-astro-cid-lcdefpme]{border-radius:var(--r-md);background:var(--signal-soft);border-color:color-mix(in srgb, var(--signal) 55%, var(--line));align-items:flex-start;gap:12px;padding:16px 18px;display:flex}.fact[data-astro-cid-lcdefpme]:before{background:repeating-linear-gradient(90deg, var(--signal-deep) 0 3px, transparent 3px 9px);opacity:.35}.fact[data-astro-cid-lcdefpme] svg[data-astro-cid-lcdefpme]{flex:none;width:30px;height:30px}.fact[data-astro-cid-lcdefpme] .silk[data-astro-cid-lcdefpme]{margin-bottom:6px}.fact[data-astro-cid-lcdefpme] p[data-astro-cid-lcdefpme]{margin:0;font-size:.96rem;line-height:1.5}.fact[data-astro-cid-lcdefpme] button[data-astro-cid-lcdefpme]{color:var(--ink);text-decoration:underline;text-decoration-color:var(--copper);text-underline-offset:3px;cursor:pointer;background:0 0;border:0;margin-top:8px;padding:0;font-size:.9rem;font-weight:700}@media (width<=1100px){.doors[data-astro-cid-lcdefpme]{grid-template-columns:1fr 1fr}.door[data-astro-cid-lcdefpme].soon{grid-column:1/-1}}@media (width<=960px){.hero-grid[data-astro-cid-lcdefpme]{grid-template-columns:1fr}.hero-side[data-astro-cid-lcdefpme]{position:static}}@media (width<=560px){.doors[data-astro-cid-lcdefpme]{grid-template-columns:1fr}}.museum-sec[data-astro-cid-lcdefpme]{padding-top:24px}.level[data-astro-cid-lcdefpme]{border-top:1px solid var(--line);grid-template-columns:200px minmax(0,1fr);gap:32px;padding-top:30px;display:grid}.level[data-astro-cid-lcdefpme]+.level[data-astro-cid-lcdefpme]{margin-top:36px}.level[data-astro-cid-lcdefpme][hidden]{display:none}.level-side[data-astro-cid-lcdefpme]{align-self:start;gap:8px;display:grid;position:sticky;top:96px}.level-side[data-astro-cid-lcdefpme] h3[data-astro-cid-lcdefpme]{font-size:var(--step-2)}.level-side[data-astro-cid-lcdefpme] p[data-astro-cid-lcdefpme]{margin:0}.grid[data-astro-cid-lcdefpme]{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;display:grid}.grid[data-astro-cid-lcdefpme] .pcard[hidden]{display:none}@media (width<=860px){.level[data-astro-cid-lcdefpme]{grid-template-columns:1fr;gap:18px}.level-side[data-astro-cid-lcdefpme]{position:static}}.learn[data-astro-cid-lcdefpme]{position:relative;overflow:hidden}.learn[data-astro-cid-lcdefpme]:before{content:"";pointer-events:none;background-image:radial-gradient(circle at center, var(--hole) 1.3px, transparent 1.9px);opacity:.45;background-size:18px 18px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(70% 90% at 50% 100%,#000,#0000);mask-image:radial-gradient(70% 90% at 50% 100%,#000,#0000)}.learn[data-astro-cid-lcdefpme] .wrap[data-astro-cid-lcdefpme]{position:relative}.learn-grid[data-astro-cid-lcdefpme]{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.learn-card[data-astro-cid-lcdefpme]{border-radius:var(--r-md);border:1px solid var(--bench-line);background:color-mix(in srgb, var(--bench-2) 80%, transparent);color:var(--bench-ink);transition:transform var(--t-med) var(--ease-out), border-color var(--t-fast), background var(--t-fast), opacity var(--t-slow) var(--ease-out), translate var(--t-slow) var(--ease-out);align-content:start;gap:8px;padding:22px 20px 20px;text-decoration:none;display:grid}.learn-card[data-astro-cid-lcdefpme]:hover{border-color:var(--copper);background:var(--bench-2);transform:translateY(-3px)}.learn-card[data-astro-cid-lcdefpme] svg[data-astro-cid-lcdefpme]{width:34px;height:34px;color:var(--copper);margin-bottom:4px}.learn-card[data-astro-cid-lcdefpme] h3[data-astro-cid-lcdefpme]{font-size:1.25rem}.learn-card[data-astro-cid-lcdefpme] p[data-astro-cid-lcdefpme]{color:var(--bench-soft);margin:0;font-size:.95rem}.learn-card[data-astro-cid-lcdefpme] .silk[data-astro-cid-lcdefpme]{color:var(--bench-soft)}@media (width<=900px){.learn-grid[data-astro-cid-lcdefpme]{grid-template-columns:1fr 1fr}}@media (width<=560px){.learn-grid[data-astro-cid-lcdefpme]{grid-template-columns:1fr}}.start-box[data-astro-cid-lcdefpme]{border-radius:var(--r-lg);grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);align-items:center;gap:36px;padding:calc(clamp(28px,4vw,48px) + 10px) clamp(28px,4vw,48px) clamp(28px,4vw,48px);display:grid}.start-box[data-astro-cid-lcdefpme].rails:before,.start-box[data-astro-cid-lcdefpme].rails:after{top:18px;left:clamp(28px,4vw,48px);right:clamp(28px,4vw,48px)}.start-box[data-astro-cid-lcdefpme].rails:after{top:25px}.start-copy[data-astro-cid-lcdefpme]{justify-items:start;gap:14px;display:grid}.start-copy[data-astro-cid-lcdefpme] p[data-astro-cid-lcdefpme]{margin:0}.start-copy[data-astro-cid-lcdefpme] .btn[data-astro-cid-lcdefpme]{margin-top:8px}@media (width<=860px){.start-box[data-astro-cid-lcdefpme]{grid-template-columns:1fr}}