.nph-header{position:sticky;top:0;z-index:40;background:rgba(240,253,244,0.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(226,232,240,0.9)}.nph-header__inner{display:flex;align-items:center;justify-content:space-between;padding-top:0.75rem;padding-bottom:0.75rem;gap:1rem}.nph-header__brand{display:flex;align-items:center;gap:0.75rem;text-decoration:none}.nph-header__logo-mark{width:2.25rem;height:2.25rem;border-radius:0.9rem;background:conic-gradient(from 210deg,#22c55e,#0ea5e9,#22c55e);display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px rgba(16,185,129,0.35);position:relative;overflow:hidden}.nph-header__logo-orbit{width:1.6rem;height:1.6rem;border-radius:999px;border:2px solid rgba(240,253,250,0.9);box-shadow:0 0 0 1px rgba(15,23,42,0.18);position:relative}.nph-header__brand-text{display:flex;flex-direction:column;gap:0.1rem}.nph-header__brand-name{font-family:var(--font-heading);font-size:1.05rem;font-weight:700;letter-spacing:0.16em;text-transform:uppercase;color:var(--color-text)}.nph-header__brand-tagline{font-size:0.72rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--color-muted)}.nph-header__toggle{display:none;flex-direction:column;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;border-radius:999px;border:1px solid var(--color-border);background:rgba(255,255,255,0.95);box-shadow:var(--shadow-xs);padding:0.4rem;gap:0.2rem;transition:background-color var(--transition-base),box-shadow var(--transition-base),transform var(--transition-fast)}.nph-header__toggle-bar{width:1.35rem;height:2px;border-radius:999px;background:var(--color-text);transition:transform var(--transition-fast),opacity var(--transition-fast),background-color var(--transition-fast)}.nph-header__toggle:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 2px #fff,0 0 0 4px var(--color-accent)}.nph-header__toggle[aria-expanded=true]{background:var(--color-text);box-shadow:var(--shadow-md);transform:translateY(1px)}.nph-header__toggle[aria-expanded=true] .nph-header__toggle-bar{background:#fff}.nph-header__toggle[aria-expanded=true] .nph-header__toggle-bar:nth-child(1){transform:translateY(6px) rotate(45deg)}.nph-header__toggle[aria-expanded=true] .nph-header__toggle-bar:nth-child(2){opacity:0}.nph-header__toggle[aria-expanded=true] .nph-header__toggle-bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}.nph-header__nav{display:flex;align-items:center;justify-content:flex-end;flex:1}.nph-header__nav-list{display:flex;align-items:center;gap:1.5rem;font-size:0.78rem;font-weight:600;letter-spacing:0.14em;text-transform:uppercase}.nph-header__nav-link{position:relative;display:inline-flex;align-items:center;gap:0.35rem;padding:0.25rem 0;color:var(--gray-600)}.nph-header__nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-0.2rem;height:2px;border-radius:999px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));transform-origin:center;transform:scaleX(0);transition:transform var(--transition-base)}.nph-header__nav-link:hover{color:var(--color-text)}.nph-header__nav-link:hover::after{transform:scaleX(1)}.nph-header__nav-link[aria-current="page"]{color:var(--color-text)}.nph-header__nav-link[aria-current="page"]::after{transform:scaleX(1)}.nph-header__nav-cta-item{margin-left:0.5rem}.nph-header__nav-cta{padding:0.5rem 1.25rem;border-radius:999px;border:1px solid transparent;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff;box-shadow:var(--shadow-md);font-family:var(--font-heading);font-size:0.72rem;letter-spacing:0.16em;text-transform:uppercase}.nph-header__nav-cta:hover{box-shadow:var(--shadow-lg);transform:translateY(-1px)}.nph-header__nav-cta:active{transform:translateY(0);box-shadow:var(--shadow-sm)}.nph-header__nav-cta-icon{font-size:0.9rem}.nph-header__nav-cta-label{white-space:nowrap}@media (max-width:960px){.nph-header__toggle{display:flex;flex-direction:column}.nph-header__nav{position:fixed;inset:3.75rem 0 auto 0;width:100%;background:rgba(255,255,255,0.98);border-bottom:1px solid var(--color-border);box-shadow:0 18px 45px rgba(15,23,42,0.18);transform:translateX(100%);opacity:0;visibility:hidden;transition:transform var(--transition-base),opacity var(--transition-base),visibility var(--transition-base)}.nph-header__nav{justify-content:flex-start}.nph-header__nav-list{flex-direction:column;align-items:flex-start;padding:1.25rem 1.5rem 1.5rem;gap:1rem}.nph-header__nav-link{width:100%;padding:0.4rem 0}.nph-header__nav-cta-item{width:100%;margin-left:0}.nph-header__nav-cta{width:100%;justify-content:center}.nph-header__nav--open{transform:translateX(0);opacity:1;visibility:visible}}@media (max-width:640px){.nph-header__brand-tagline{display:none}.nph-header__inner{padding-top:0.5rem;padding-bottom:0.5rem}}