.header{z-index:999;background-color:color-mix(in srgb,var(--background)95%,transparent);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid #0000;width:100%;transition:border-color .3s ease-in-out,box-shadow .3s ease-in-out,background-color .3s ease-in-out;position:fixed;top:0;left:0}.header-spacer{width:100%;height:75px}.header.scrolled{border-bottom:1px solid var(--border,#00000014);box-shadow:var(--soft-shadow)}.header-container{justify-content:space-between;align-items:center;max-width:1400px;min-height:75px;margin:0 auto;padding:15px 40px;display:flex}.logo{z-index:1001;position:relative}.logo a{align-items:center;display:flex}.logo img{width:auto;height:45px}.logo-img--dark,.dark .logo-img--light{display:none}.dark .logo-img--dark{display:block}.nav{align-items:center;display:flex}.nav-items{gap:32px;margin:0;padding:0;list-style:none;display:flex}.nav-items li{cursor:pointer;color:var(--text-secondary,#666);font-size:15px;font-weight:500;transition:color .2s}.nav-items li a,.nav-items li span{color:inherit;text-decoration:none;display:inline-block;position:relative}.nav-items li a:after,.nav-items li span:after{content:"";background-color:var(--primary,#001139);width:0;height:2px;transition:width .3s ease-in-out;position:absolute;bottom:-4px;left:0}.nav-items li:hover a:after,.nav-items li:hover span:after,.nav-items li.active a:after,.nav-items li.active span:after{width:100%}.nav-items li:hover,.nav-items li.active{color:var(--primary,#001139)}.header-cta{align-items:center;display:flex}.mobile-menu-toggle,.header-backdrop{display:none}.modern-btn{color:var(--primary,#001139);border:1px solid var(--primary,#001139);background-color:#0000;border-radius:8px;justify-content:center;align-items:center;padding:10px 24px;font-size:14px;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex}.modern-btn:hover{background-color:var(--primary,#001139);color:#fff}.dark .modern-btn:hover{color:#031026;background-color:#60b4ff;border-color:#60b4ff}@media screen and (max-width:1024px){.header-container{padding:15px 20px}}@media screen and (max-width:768px){.header{background-color:color-mix(in srgb,var(--background)96%,transparent);-webkit-backdrop-filter:blur(20px)saturate(180%)}.header.scrolled{box-shadow:0 2px 16px #00113914}.header-container{justify-content:space-between;align-items:center;min-height:64px;padding:0 16px;display:flex}.header-spacer{height:64px}.logo{z-index:1001;flex:none}.logo img{height:38px}.nav{background:color-mix(in srgb,var(--background)98%,transparent);border:1px solid var(--line-soft);box-shadow:var(--soft-shadow),0 2px 8px #0011390f;opacity:0;pointer-events:none;transform-origin:top;z-index:1000;border-radius:14px;width:auto;padding:8px;transition:opacity .2s,transform .2s;display:block;position:fixed;top:64px;left:10px;right:10px;transform:translateY(-8px)scale(.98)}.nav.open{opacity:1;pointer-events:auto;transform:translateY(0)scale(1)}.nav-items{flex-direction:column;gap:2px;width:100%}.nav-items li{width:100%;color:var(--primary,#001139);font-size:15px;font-weight:500}.nav-items li a,.nav-items li span{width:100%;color:inherit;border-radius:8px;align-items:center;padding:13px 16px;transition:background-color .15s;display:flex}.nav-items li a:after,.nav-items li span:after{display:none}.nav-items li:hover a,.nav-items li:hover span{background:var(--surface-soft)}.nav-items li.active a,.nav-items li.active span{background:var(--surface-soft);font-weight:600}.header-cta{z-index:1001;flex:none;align-items:center;margin-left:auto;display:flex}.header-cta .modern-btn{background:var(--primary,#001139);color:#fff;height:38px;box-shadow:var(--soft-shadow);letter-spacing:.01em;white-space:nowrap;border:none;border-radius:9px;padding:0 16px;font-size:13px;font-weight:600;transition:background-color .2s,box-shadow .2s,transform .15s}.header-cta .modern-btn:hover{background:#002070;box-shadow:0 6px 18px #00113947}.dark .header-cta .modern-btn{color:#031026;background:#f8fbff}.dark .header-cta .modern-btn:hover{color:#031026;background:#60b4ff;box-shadow:0 6px 18px #60b4ff38}.header-cta .modern-btn:active{transform:scale(.97)}.mobile-menu-toggle{background:var(--surface-soft);border:1px solid var(--line-soft);width:40px;height:40px;color:var(--primary,#001139);cursor:pointer;z-index:1001;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;margin-left:8px;transition:background-color .2s,border-color .2s,transform .15s;display:inline-flex;position:relative}.mobile-menu-toggle:hover{background:color-mix(in srgb,var(--surface-soft)78%,var(--tertiary)22%);border-color:var(--line-blue)}.mobile-menu-toggle:active{transform:scale(.94)}.header.menu-open .mobile-menu-toggle{background:color-mix(in srgb,var(--surface-soft)72%,var(--tertiary)28%);border-color:var(--line-blue)}.header-backdrop{z-index:998;opacity:0;pointer-events:none;-webkit-backdrop-filter:blur(2px);background:#0008187a;border:0;transition:opacity .22s;display:block;position:fixed;inset:0}.header-backdrop.visible{opacity:1;pointer-events:auto}}@media screen and (max-width:380px){.header-container{padding:0 12px}.nav{left:8px;right:8px}.header-cta .modern-btn{padding:0 12px;font-size:12px}.mobile-menu-toggle{width:38px;height:38px}}@media (prefers-reduced-motion:reduce){.header,.nav,.header-backdrop,.mobile-menu-toggle,.nav-items li a,.nav-items li span,.modern-btn{transition:none}}