.site-header{position:sticky;top:0;z-index:40;background:rgba(242,244,248,0.98);backdrop-filter:blur(18px);border-bottom:1px solid rgba(184,198,214,0.6)}.header-inner{display:flex;align-items:center;justify-content:space-between;padding-block:var(--space-4)}.brand{display:inline-flex;align-items:center;gap:var(--space-3);color:var(--color-heading)}.brand:hover{transform:translateY(-1px)}.brand-mark{width:40px;height:40px;border-radius:50%;background:radial-gradient(circle at 30% 20%,#ffffff 0,rgba(255,255,255,0.2) 35%,rgba(184,198,214,0.35) 100%);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:600;font-size:0.95rem;color:var(--color-primary);box-shadow:0 14px 35px rgba(15,23,42,0.28)}.brand-text{display:flex;flex-direction:column;gap:2px}.brand-title{font-family:var(--font-display);font-size:1.1rem;font-weight:600;letter-spacing:0.12em;text-transform:uppercase;color:var(--color-heading)}.brand-subtitle{font-size:0.8rem;color:var(--color-muted);letter-spacing:0.08em;text-transform:uppercase}.primary-nav{display:flex;align-items:center;gap:var(--space-6)}.nav-list{display:flex;align-items:center;gap:var(--space-4);list-style:none;margin:0;padding:0}.nav-item{position:relative}.nav-link{font-size:0.9rem;font-weight:500;color:var(--color-text);padding-block:0.25rem}.nav-link::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;border-radius:999px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));transition:width var(--transition-base)}.nav-link:hover,.nav-link:focus-visible{color:var(--color-heading)}.nav-link:hover::after,.nav-link:focus-visible::after{width:100%}.btn-nav-cta{font-size:0.78rem;padding-inline:1.4rem;padding-block:0.6rem}.nav-cta-wrap{margin-left:var(--space-2)}.nav-toggle{display:none;align-items:center;gap:var(--space-2);padding:0.4rem 0.75rem;border-radius:999px;border:1px solid rgba(184,198,214,0.8);background:rgba(255,255,255,0.9);color:var(--color-heading);cursor:pointer}.nav-toggle-box{display:inline-flex;flex-direction:column;justify-content:center;gap:5px}.nav-toggle-line{width:18px;height:2px;border-radius:999px;background:var(--color-heading);transition:transform var(--transition-base),opacity var(--transition-base),width var(--transition-base)}.nav-toggle-text{font-size:0.78rem;font-weight:500;letter-spacing:0.16em;text-transform:uppercase}.nav-toggle.is-active .nav-toggle-line:first-child{transform:translateY(3.5px) rotate(45deg);width:18px}.nav-toggle.is-active .nav-toggle-line:last-child{transform:translateY(-3.5px) rotate(-45deg);width:18px}.nav-toggle.is-active .nav-toggle-box{gap:0}.primary-nav.is-open{opacity:1;pointer-events:auto;transform:translateY(0)}@media (max-width:900px){.primary-nav{position:absolute;inset-inline:var(--space-4);top:100%;margin-top:var(--space-3);background:rgba(242,244,248,0.98);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:var(--space-5);flex-direction:column;align-items:flex-start;gap:var(--space-4);transform:translateY(-6px);opacity:0;pointer-events:none;transition:opacity var(--transition-base),transform var(--transition-base)}.nav-list{flex-direction:column;align-items:flex-start;gap:var(--space-3)}.nav-link{font-size:1rem}.nav-cta-wrap{width:100%;margin-left:0}.btn-nav-cta{width:100%;justify-content:center}.nav-toggle{display:inline-flex}.site-header{backdrop-filter:blur(20px);background:rgba(242,244,248,0.96)}}@media (max-width:520px){.brand-subtitle{display:none}.brand-title{font-size:1rem}.header-inner{padding-block:var(--space-3)}}@media (prefers-reduced-motion:reduce){.brand:hover{transform:none}}