:root{--brand:#0f172a;--muted:#64748b}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}.section-pad{padding:80px 0}.hero-bg{background:radial-gradient(800px 300px at 20% 10%,#0f172a14,#0000 60%),radial-gradient(800px 300px at 80% 30%,#0f172a0f,#0000 60%)}.card-soft{border:1px solid #0f172a14;box-shadow:0 14px 40px #02061714}.card-soft,.round-2xl{border-radius:18px}.btn-round{border-radius:14px;padding:.7rem 1.1rem}.text-muted-2{color:#64748b!important;color:var(--muted)!important}.mock{aspect-ratio:10/12;background:linear-gradient(180deg,#0f172a0f,#0f172a05);border:1px solid #0f172a1a;border-radius:22px}