/* PHI OS Brand / Research / Commerce / Legal presentation successor. Presentation only. */
:root{--brcl-ink:#111827;--brcl-muted:#5f6b7a;--brcl-line:rgba(17,24,39,.12);--brcl-soft:#f5f7fb;--brcl-panel:rgba(255,255,255,.88)}
[data-brcl-surface] main{overflow:hidden}
.brcl-hero-ready{position:relative;isolation:isolate;min-height:min(78svh,760px);display:flex;align-items:flex-end;background:#111827;color:#fff;padding-top:clamp(6rem,12vw,10rem);padding-bottom:clamp(3rem,7vw,6rem)}
.brcl-hero-ready .brcl-hero-media{position:absolute;inset:0;z-index:-3;overflow:hidden}.brcl-hero-ready .brcl-hero-media img{width:100%;height:100%;object-fit:cover;display:block;transform:scale(1.01)}
.brcl-hero-ready .brcl-hero-wash{position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(8,13,24,.88) 0%,rgba(8,13,24,.62) 48%,rgba(8,13,24,.22) 100%),linear-gradient(0deg,rgba(8,13,24,.72),transparent 55%)}
.brcl-hero-ready .public-container,.brcl-hero-ready>div:not(.brcl-hero-media):not(.brcl-hero-wash){position:relative;z-index:1}.brcl-hero-ready h1,.brcl-hero-ready h2,.brcl-hero-ready p,.brcl-hero-ready a{color:inherit}.brcl-hero-ready .public-lead{max-width:60rem;color:rgba(255,255,255,.86)}
.brcl-bridge{padding:clamp(3.5rem,7vw,7rem) 0;background:linear-gradient(180deg,#fff,var(--brcl-soft));border-block:1px solid var(--brcl-line)}
.brcl-shell{width:min(1180px,calc(100% - 2rem));margin:0 auto}.brcl-bridge__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.82fr);gap:clamp(2rem,5vw,5rem);align-items:center}.brcl-kicker{font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:#687386}.brcl-bridge h2{font-family:Newsreader,Georgia,serif;font-weight:500;font-size:clamp(2rem,4vw,3.8rem);line-height:1.02;margin:.7rem 0 1rem;color:var(--brcl-ink)}.brcl-bridge p{color:var(--brcl-muted);max-width:48rem}.brcl-visual{margin:0;border-radius:28px;overflow:hidden;box-shadow:0 24px 70px rgba(15,23,42,.15);background:#e9edf4;aspect-ratio:16/10}.brcl-visual img{width:100%;height:100%;object-fit:cover;display:block}.brcl-visual[hidden]{display:none}
.brcl-v8-ecosystem{padding:clamp(3.5rem,7vw,7rem) 0;background:#101827;color:#fff}.brcl-v8-ecosystem__grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:clamp(2rem,6vw,6rem);align-items:start}.brcl-v8-ecosystem h2{font-family:Newsreader,Georgia,serif;font-size:clamp(2.2rem,4vw,4rem);font-weight:500;line-height:1.03;margin:0}.brcl-v8-stack{display:grid;gap:1rem}.brcl-v8-card{padding:1.4rem 1.5rem;border:1px solid rgba(255,255,255,.16);border-radius:18px;background:rgba(255,255,255,.05)}.brcl-v8-card strong{display:block;font-size:1.05rem;margin-bottom:.35rem}.brcl-v8-card span{color:rgba(255,255,255,.72)}
[data-brcl-surface="RESEARCH"] .public-section,[data-brcl-surface="RESEARCH"] .hpc2-destination-section{scroll-margin-top:6rem}
[data-brcl-surface="LEGAL"] .legal-content section{scroll-margin-top:6rem}
@media(max-width:780px){.brcl-hero-ready{min-height:62svh}.brcl-bridge__grid,.brcl-v8-ecosystem__grid{grid-template-columns:1fr}.brcl-visual{aspect-ratio:4/3}}
@media(prefers-reduced-motion:reduce){.brcl-hero-ready .brcl-hero-media img{transform:none}}