.site-header{position:sticky;top:0;z-index:40;background:rgba(254,252,232,0.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(148,163,184,0.32)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:0.8rem 1rem;gap:1rem}.header-brand-wrap{display:flex;align-items:center;gap:0.75rem}.header-logo-link{display:flex;align-items:center;gap:0.75rem}.header-logo-box{width:40px;height:40px;border-radius:16px;border:2px dashed #cbd5e1;background:linear-gradient(135deg,#fefce8,#fee2b3);display:flex;align-items:center;justify-content:center;box-shadow:0 8px 18px rgba(15,23,42,0.12);position:relative}.header-logo-stamp{width:24px;height:24px;border-radius:999px;border:2px dashed rgba(37,99,235,0.8);background:rgba(219,234,254,0.96);display:flex;align-items:center;justify-content:center}.header-logo-stamp-dot{width:10px;height:10px;border-radius:999px;background:#2563eb;box-shadow:0 0 0 4px rgba(37,99,235,0.35)}.header-title-group{display:flex;flex-direction:column;gap:0.1rem}.header-site-name{font-family:var(--font-rounded);font-weight:700;font-size:1.25rem;letter-spacing:0.03em;color:var(--color-text);text-transform:uppercase}.header-site-tagline{font-size:0.75rem;color:var(--color-text-soft);letter-spacing:0.08em;text-transform:uppercase}.site-nav{display:flex;align-items:center}.nav-list{display:flex;align-items:center;gap:0.75rem}.nav-item{position:relative}.nav-link{display:inline-flex;align-items:center;padding:0.45rem 0.7rem;border-radius:999px;font-size:0.875rem;font-weight:500;color:var(--color-text-soft);border:1px dashed transparent}.nav-link:focus-visible{outline:3px solid var(--color-primary);outline-offset:3px}.nav-link:hover{color:var(--color-text);border-color:#e5e7eb;background:#ffffff;box-shadow:0 8px 18px rgba(15,23,42,0.08)}.nav-cta-wrap{margin-left:0.25rem}.nav-cta{font-size:0.75rem;padding-inline:1rem}.nav-cta-icon{display:inline-flex;font-size:0.95rem}.nav-toggle{display:none;flex-direction:column;align-items:center;justify-content:center;gap:5px;width:40px;height:40px;border-radius:999px;border:1px dashed #cbd5e1;background:#ffffff;box-shadow:0 8px 18px rgba(15,23,42,0.08);padding:0.35rem;transition:background-color var(--transition-base),box-shadow var(--transition-base),transform var(--transition-fast);position:relative;z-index:120}.nav-toggle-bar{width:100%;height:2px;border-radius:999px;background:#0f172a;transition:transform var(--transition-base),opacity var(--transition-base),background-color var(--transition-base)}.nav-toggle:focus-visible{outline:3px solid var(--color-primary);outline-offset:3px}.nav-toggle:hover{background:#f9fafb;box-shadow:0 10px 22px rgba(15,23,42,0.14);transform:translateY(-1px)}.nav-toggle.is-open{transform:none}.nav-toggle.is-open .nav-toggle-bar:nth-of-type(1){transform:translateY(7px) rotate(45deg)}.nav-toggle.is-open .nav-toggle-bar:nth-of-type(2){opacity:0}.nav-toggle.is-open .nav-toggle-bar:nth-of-type(3){transform:translateY(-7px) rotate(-45deg)}@media (max-width:768px){.site-header{z-index:100}.header-inner{position:relative;z-index:130}.nav-toggle{display:flex}.site-nav{position:absolute;top:100%;left:50%;display:none;width:100vw;transform:translateX(-50%);background:#fefce8;padding:0;z-index:120;border-bottom:2px solid #cbd5e1;box-shadow:0 18px 40px rgba(15,23,42,0.35)}.site-nav.is-open{display:block}.nav-list{display:flex;flex-direction:column;align-items:stretch;gap:0.25rem;width:100%;height:auto;margin:0;background:#fefce8;border-radius:0;padding:1rem 1.25rem 1.5rem;border-top:2px dashed #cbd5e1;box-shadow:0 16px 40px rgba(15,23,42,0.35)}.nav-link{width:100%;padding:0.7rem 0.85rem;font-size:0.9rem}.nav-cta-wrap{width:100%;margin-top:0.5rem}.nav-cta{width:100%;justify-content:center;padding-block:0.8rem;white-space:normal}}@media (min-width:769px){.site-nav{position:static;display:flex;left:auto;transform:none;background:transparent;backdrop-filter:none;padding:0;visibility:visible;pointer-events:auto;height:auto;width:auto;max-height:none;overflow:visible;opacity:1;border-bottom:0}.nav-list{display:flex;flex-direction:row;align-items:center;background:transparent;border-radius:0;padding:0;box-shadow:none;height:auto;width:auto;overflow:visible}}