.landing-header__wrap{position:sticky;top:0;left:0;right:0}.landing-header__bar{width:100%;height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:hsla(0,0%,100%,.92);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid hsl(var(--border)/.25);box-shadow:0 1px 3px rgba(0,0,0,.03)}@media (min-width:768px){.landing-header__bar{padding:0 48px}}.landing-header__mega-trigger{background:none;border:none;cursor:pointer;font-family:inherit;padding:0}.mega-menu{position:absolute;top:calc(100% + 12px);left:-16px;width:480px;background:hsla(0,0%,100%,.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid hsl(var(--border)/.5);border-radius:var(--radius-lg);box-shadow:0 20px 60px rgba(0,0,0,.08),0 4px 16px rgba(0,0,0,.04);animation:mega-menu-in .18s cubic-bezier(.16,1,.3,1);overflow:hidden}@keyframes mega-menu-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.mega-menu__inner{padding:20px}.mega-menu__section-title{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:hsl(var(--foreground-subtle));margin-bottom:12px;padding-left:4px}.mega-menu__grid{display:grid;grid-template-columns:1fr 1fr;gap:4px}.mega-menu__item{display:flex;align-items:flex-start;gap:10px;padding:10px;border-radius:10px;text-decoration:none;color:inherit;transition:background .15s}.mega-menu__item:hover{background:hsl(var(--background-subtle))}.mega-menu__icon{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px}.mega-menu__text{display:flex;flex-direction:column;gap:1px;min-width:0}.mega-menu__label{font-size:13px;font-weight:600;color:hsl(var(--foreground));line-height:1.3}.mega-menu__desc{font-size:11px;color:hsl(var(--foreground-muted));line-height:1.4}.mega-menu__footer{margin-top:12px;padding-top:12px;border-top:1px solid hsl(var(--border)/.4);text-align:center}.mega-menu__see-all{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:600;color:hsl(var(--portal-accent));text-decoration:none;transition:gap .2s}.mega-menu__see-all:hover{gap:8px}:is([data-theme=dark],.dark) .mega-menu{background:rgba(20,20,25,.97)}.mobile-nav{position:fixed;inset:0;top:64px}.mobile-nav__backdrop{position:absolute;inset:0;background:rgba(0,0,0,.3);animation:mobile-fade-in .2s ease}@keyframes mobile-fade-in{0%{opacity:0}to{opacity:1}}.mobile-nav__panel{position:relative;background:hsl(var(--background));border-bottom:1px solid hsl(var(--border));box-shadow:0 12px 40px rgba(0,0,0,.1);padding:16px 20px 24px;display:flex;flex-direction:column;gap:16px;max-height:calc(100dvh - 64px);overflow-y:auto;animation:mobile-slide-in .2s cubic-bezier(.16,1,.3,1)}@keyframes mobile-slide-in{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.mobile-nav__links{display:flex;flex-direction:column}.mobile-nav__link{display:flex;align-items:center;padding:12px 4px;font-size:15px;font-weight:500;color:hsl(var(--foreground));text-decoration:none;border-bottom:1px solid hsl(var(--border)/.3);transition:color .15s}.mobile-nav__link:hover{color:hsl(var(--portal-accent))}.mobile-nav__accordion{align-items:center;justify-content:space-between;width:100%;padding:12px 4px;font-size:15px;font-weight:500;color:hsl(var(--foreground));background:none;border:none;cursor:pointer;font-family:inherit}.mobile-nav__accordion,.mobile-nav__sub{display:flex;border-bottom:1px solid hsl(var(--border)/.3)}.mobile-nav__sub{flex-direction:column;gap:2px;padding:8px 0 8px 4px}.mobile-nav__sub-item{display:flex;align-items:center;gap:10px;padding:10px 8px;border-radius:10px;font-size:14px;font-weight:500;color:hsl(var(--foreground));text-decoration:none;transition:background .15s}.mobile-nav__sub-item:hover{background:hsl(var(--background-subtle))}.mobile-nav__sub-icon{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.mobile-nav__auth{display:flex;flex-direction:column;gap:8px;padding-top:8px}.mobile-nav__btn-primary{display:flex;align-items:center;justify-content:center;height:44px;border-radius:var(--radius-full);background:hsl(var(--portal-accent));color:#fff;font-size:14px;font-weight:600;text-decoration:none;transition:opacity .15s}.mobile-nav__btn-primary:hover{opacity:.9}.mobile-nav__btn-outline{display:flex;align-items:center;justify-content:center;height:44px;border-radius:var(--radius-full);border:1px solid hsl(var(--border));background:transparent;color:hsl(var(--foreground));font-size:14px;font-weight:500;text-decoration:none;transition:background .15s}.mobile-nav__btn-outline:hover{background:hsl(var(--background-subtle))}