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a{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--text-2);text-decoration:none;padding:.38rem .75rem;min-height:44px;border-radius:999px;border:1px solid var(--glass-edge);background:#080b1380;display:inline-flex;align-items:center;gap:.45rem;transition:color var(--dur-2) var(--ease-out),border-color var(--dur-2) var(--ease-out)}.sih-spine a:before{content:"";width:5px;height:5px;border-radius:50%;flex:none;background:var(--c, var(--q-cyan));box-shadow:0 0 8px var(--c, var(--q-cyan))}.sih-spine a:hover{color:#fff;border-color:color-mix(in srgb,var(--c, var(--q-cyan)) 55%,transparent)}.sih-stage-section{padding-top:0;padding-bottom:0}.sih-stage-head{display:flex;align-items:baseline;gap:.8rem;margin:3rem 0 .35rem;scroll-margin-top:6.5rem}.sih-stage-head .num{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.18em;color:var(--text-3)}.sih-stage-head .verb{color:#fff;font-size:clamp(1.35rem,2.4vw,1.7rem);font-weight:600;letter-spacing:var(--tracking-tight);display:inline-flex;align-items:center;gap:.6rem}.sih-stage-head .verb:before{content:"";width:8px;height:8px;border-radius:50%;flex:none;background:var(--c);box-shadow:0 0 12px var(--c)}.sih-stage-head .rule{flex:1;height:1px;align-self:center;background:linear-gradient(90deg,color-mix(in srgb,var(--c) 35%,transparent),transparent)}.sih-stage-head .count{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.14em;color:var(--text-3)}.sih-stage-sub{color:var(--text-2);font-size:.92rem;margin:0 0 1.15rem;max-width:62ch}.sih-prods{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:1rem}@media(max-width:640px){.sih-prods{grid-template-columns:minmax(0,1fr)}}.sih-proto-row{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;margin-top:1.15rem;padding:.85rem 1.1rem;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:#080b1380}.sih-proto-row .lab{font-family:var(--font-mono);font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--text-3);margin-right:.35rem}.sih-proto-row a{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.1em;padding:.3rem .65rem;min-height:44px;border-radius:7px;border:1px solid var(--glass-edge);color:var(--text-2);text-decoration:none;display:inline-flex;align-items:center;gap:.42rem;transition:color var(--dur-2) var(--ease-out),border-color var(--dur-2) var(--ease-out)}.sih-proto-row a:before{content:"";width:5px;height:5px;border-radius:50%;background:var(--c);box-shadow:0 0 7px var(--c)}.sih-proto-row a:hover{color:#fff;border-color:color-mix(in srgb,var(--c) 55%,transparent)}.sih-proto-row .note{margin-left:auto;font-family:var(--font-mono);font-size:.62rem;letter-spacing:.08em;color:var(--text-3)}@media(max-width:640px){.sih-proto-row .note{display:none}}.sih-final-section{padding-top:1.2rem;padding-bottom:2rem}.sih-final{position:relative;text-align:center;border-radius:24px;overflow:hidden;padding:clamp(2.6rem,6vw,4.5rem) var(--gutter);background:radial-gradient(120% 140% at 50% -20%,rgba(168,85,247,.16),transparent 55%),radial-gradient(120% 140% at 50% 120%,rgba(56,189,248,.14),transparent 55%),#0a0d168c;border:1px solid var(--glass-edge);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur)}.sih-final:before{content:"";position:absolute;inset:0 0 auto;height:1px;background:var(--glass-shimmer);opacity:.8}.sih-final h2{font-family:var(--font-display);color:#fff;font-size:clamp(1.95rem,4.3vw,3.2rem);font-weight:600;letter-spacing:-.005em;line-height:1.04;padding-bottom:.25em;margin:.6rem auto .7rem;max-width:20ch}.sih-final p.sub{color:var(--text-2);font-size:var(--fs-lead);max-width:50ch;margin:0 auto 1.7rem;line-height:1.55}.sih-final .row{display:flex;gap:.9rem;justify-content:center;flex-wrap:wrap}@media(max-width:640px){.sih-hero-section{padding-top:6rem}}.sih-start-section{padding-top:.6rem;padding-bottom:.6rem}.sih-start-head{max-width:62ch;margin-bottom:1.1rem}.sih-start-head h2{font-family:var(--font-display);font-size:clamp(1.95rem,4.3vw,3.2rem);font-weight:600;letter-spacing:-.005em;line-height:1.08;padding-bottom:.25em;margin:.6rem 0 .5rem}.sih-start-sub{color:var(--text-2);font-size:.95rem;line-height:1.55;margin:0}.sih-start-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--glass-edge)}.sih-start-list li{border-bottom:1px solid var(--glass-edge)}.sih-start-list a{display:grid;grid-template-columns:3rem minmax(0,1fr);align-items:baseline;gap:.4rem;padding:.95rem .25rem;min-height:44px;box-sizing:border-box;text-decoration:none;color:inherit;transition:background .18s ease}.sih-start-list a:hover{background:color-mix(in srgb,var(--text) 4%,transparent)}.sih-start-list a:focus-visible{outline:2px solid var(--q-cyan);outline-offset:-2px}.sih-start-list .num{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.16em;color:var(--text-3)}.sih-start-list .body{display:block;min-width:0}.sih-start-list .t{display:block;color:var(--text);font-weight:600;font-size:1.02rem;margin-bottom:.2rem}.sih-start-list .d{display:block;color:var(--text-2);font-size:.9rem;line-height:1.55;max-width:68ch}.sih-start-list a:hover .t{color:var(--q-cyan)}@media(max-width:560px){.sih-start-list a{grid-template-columns:2.2rem minmax(0,1fr)}}.sih-plain{margin:1rem 0 0;max-width:56ch;color:var(--text-3);font-size:.95rem;line-height:1.62}.sih-getit-section{position:relative}.sih-getit{max-width:66ch}.sih-getit h2{font-family:var(--font-display);font-size:var(--fs-h2-display);font-weight:600;letter-spacing:-.005em;line-height:1.1;padding-bottom:.25em;color:#fff;margin:.8rem 0 1.2rem}.sih-getit-rows{margin:0 0 1.6rem;display:grid;gap:0}.sih-getit-rows>div{display:grid;grid-template-columns:190px minmax(0,1fr);gap:.3rem 1.5rem;align-items:baseline;padding:.95rem 0;border-top:1px solid var(--glass-edge)}.sih-getit-rows dt{font-family:var(--font-mono);font-size:.6rem;letter-spacing:.16em;text-transform:uppercase;color:var(--q-cyan)}.sih-getit-rows dd{margin:0;color:var(--text-2);font-size:.94rem;line-height:1.6}.sih-getit-row{display:flex;gap:.7rem;flex-wrap:wrap}@media(max-width:760px){.sih-getit-rows>div{grid-template-columns:minmax(0,1fr);gap:.35rem}}