:root{--pg-canvas:#f7f8fa;--pg-surface:#fff;--pg-text:#111827;--pg-text-secondary:#5f6877;--pg-border:#e2e6eb;--pg-blue:#2563eb;--pg-blue-hover:#1d4ed8;--pg-orange:#f97316;--pg-container:1240px;--pg-radius-sm:5px;--pg-header-height:76px;--pg-transition-fast:180ms ease}.pg-header{position:relative;width:100%;background:rgba(255,255,255,0.96);border-bottom:1px solid var(--pg-border);z-index:999}.pg-header.is-sticky{position:sticky;top:0;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.pg-header__inner{width:min(calc(100% - 48px),var(--pg-container));min-height:var(--pg-header-height);margin-inline:auto;display:flex;align-items:center;gap:32px}.pg-brand{display:inline-flex;align-items:center;gap:10px;color:var(--pg-text);text-decoration:none;flex-shrink:0}.pg-brand__name{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:17px;font-weight:650;letter-spacing:-0.02em;line-height:1}.pg-brand__mark{width:6px;height:6px;background:var(--pg-blue);border-radius:1px}.pg-nav{margin-left:auto;display:flex;align-items:center;gap:6px}.pg-nav a{position:relative;padding:10px 11px;color:var(--pg-text-secondary);font-family:Inter,system-ui,sans-serif;font-size:14px;font-weight:500;line-height:1;text-decoration:none;border-radius:var(--pg-radius-sm);transition:color var(--pg-transition-fast),background var(--pg-transition-fast)}.pg-nav a:hover,.pg-nav a:focus-visible{color:var(--pg-text);background:var(--pg-canvas)}.pg-nav a:focus-visible,.pg-header__cta:focus-visible,.pg-brand:focus-visible,.pg-menu-button:focus-visible,.pg-mobile-nav a:focus-visible{outline:2px solid var(--pg-blue);outline-offset:3px}.pg-header__actions{display:flex;align-items:center;gap:12px}.pg-header__cta{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 17px;background:var(--pg-blue);color:#fff;font-family:Inter,system-ui,sans-serif;font-size:14px;font-weight:600;line-height:1;text-decoration:none;border:1px solid var(--pg-blue);border-radius:var(--pg-radius-sm);transition:background var(--pg-transition-fast),border-color var(--pg-transition-fast),transform var(--pg-transition-fast)}.pg-header__cta:hover{background:var(--pg-blue-hover);border-color:var(--pg-blue-hover)}.pg-menu-button{display:none;width:42px;height:42px;padding:0;border:1px solid var(--pg-border);border-radius:var(--pg-radius-sm);background:var(--pg-surface);align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer}.pg-menu-button span{display:block;width:18px;height:1.5px;background:var(--pg-text);transition:transform var(--pg-transition-fast),opacity var(--pg-transition-fast)}.pg-menu-button[aria-expanded="true"] span:first-child{transform:translateY(3.25px) rotate(45deg)}.pg-menu-button[aria-expanded="true"] span:last-child{transform:translateY(-3.25px) rotate(-45deg)}.pg-mobile-nav{display:none;border-top:1px solid var(--pg-border);background:var(--pg-surface)}.pg-mobile-nav__inner{width:min(calc(100% - 32px),var(--pg-container));margin-inline:auto;padding:18px 0 24px;display:flex;flex-direction:column;gap:2px}.pg-mobile-nav a{display:flex;align-items:center;min-height:48px;padding:0 4px;color:var(--pg-text);font-family:Inter,system-ui,sans-serif;font-size:16px;font-weight:500;text-decoration:none;border-bottom:1px solid #eef0f3}.pg-mobile-nav__cta{justify-content:center;margin-top:18px;padding:0 18px!important;background:var(--pg-blue);color:#ffffff!important;border:none!important;border-radius:var(--pg-radius-sm);font-weight:600!important}@media (max-width:1024px){.pg-nav{gap:0}.pg-nav a{padding-inline:8px}}@media (max-width:900px){.pg-nav,.pg-header__cta{display:none}.pg-menu-button{display:flex}.pg-header__inner{width:min(calc(100% - 32px),var(--pg-container));min-height:68px}.pg-header__actions{margin-left:auto}.pg-mobile-nav.is-open{display:block}}@media (max-width:480px){.pg-brand__name{font-size:16px}}@media (prefers-reduced-motion:reduce){.pg-nav a,.pg-header__cta,.pg-menu-button span{transition:none}}