.mobile-bottom-nav{display:none}@media (max-width:900px){:root{--mobile-bottom-nav-expanded-width:min(474px, calc(100vw - 44px));--mobile-bottom-nav-expanded-height:64px;--mobile-bottom-nav-compact-width:min(300px, calc(100vw - 88px));--mobile-bottom-nav-compact-height:50px;--mobile-bottom-nav-bottom-offset:max(8px, env(safe-area-inset-bottom))}.mobile-bottom-nav{z-index:80;right:auto;bottom:var(--mobile-bottom-nav-bottom-offset);width:var(--mobile-bottom-nav-expanded-width);height:var(--mobile-bottom-nav-expanded-height);-webkit-backdrop-filter:blur(18px)saturate(125%);backdrop-filter:blur(18px)saturate(125%);background:#0c101af0;border:1px solid #8f9cbe42;border-radius:999px;grid-template-columns:repeat(3,minmax(0,1fr));padding:5px 7px;transition:width .34s cubic-bezier(.16,1,.3,1),height .34s cubic-bezier(.16,1,.3,1),padding .34s cubic-bezier(.16,1,.3,1),box-shadow .34s,opacity .18s,transform .22s cubic-bezier(.16,1,.3,1);display:grid;position:fixed;left:50%;transform:translate(-50%);box-shadow:0 18px 48px #0000006b,inset 0 0 0 1px #ffffff0a,0 0 28px #5870ff1a}.mobile-bottom-nav[data-keyboard-open=true]{pointer-events:none;opacity:0;transform:translate(-50%, calc(100% + var(--mobile-bottom-nav-bottom-offset)))}.mobile-bottom-nav[data-compact=true]{width:var(--mobile-bottom-nav-compact-width);height:var(--mobile-bottom-nav-compact-height);padding:4px 6px;box-shadow:0 12px 32px #0006,inset 0 0 0 1px #ffffff0a}.mobile-bottom-nav__item{color:#81899b;letter-spacing:-.02em;text-align:center;border-radius:999px;flex-direction:column;justify-content:center;align-items:center;gap:3px;min-width:0;font-size:.65rem;font-weight:700;transition:gap .28s cubic-bezier(.16,1,.3,1),color .18s,background .18s,transform .18s;display:flex}.mobile-bottom-nav__item:hover{color:#dce3f4}.mobile-bottom-nav__item>svg{stroke-width:1.9px;flex:none;width:21px;height:21px;transition:width .3s cubic-bezier(.16,1,.3,1),height .3s cubic-bezier(.16,1,.3,1),color .18s,filter .18s}.mobile-bottom-nav__item>span{opacity:1;text-overflow:ellipsis;white-space:nowrap;min-width:0;max-width:9ch;max-height:1rem;transition:max-width .28s cubic-bezier(.16,1,.3,1),max-height .28s cubic-bezier(.16,1,.3,1),opacity .18s,transform .28s cubic-bezier(.16,1,.3,1);overflow:hidden}.mobile-bottom-nav__item.is-active{color:#f4f7ff;background:linear-gradient(135deg,#5670ff61,#7e58e052);box-shadow:inset 0 0 0 1px #8497ff38,0 8px 18px #3b52d229}.mobile-bottom-nav__item.is-active>svg{color:#a9b8ff;filter:drop-shadow(0 0 8px #6982ff6b)}.mobile-bottom-nav[data-compact=true] .mobile-bottom-nav__item{gap:0}.mobile-bottom-nav[data-compact=true] .mobile-bottom-nav__item>svg{width:18px;height:18px}.mobile-bottom-nav[data-compact=true] .mobile-bottom-nav__item>span{opacity:0;max-width:0;max-height:0;transform:translateY(5px)}.mobile-bottom-nav[data-compact=true] .mobile-bottom-nav__item.is-active{background:#667be233;box-shadow:inset 0 0 0 1px #8497ff2e}.app-shell>main,.briefing-room__main,.research-room-dashboard__content{padding-bottom:calc(var(--mobile-bottom-nav-expanded-height) + 34px + env(safe-area-inset-bottom))}.app-shell>.site-footer{padding-bottom:calc(24px + var(--mobile-bottom-nav-expanded-height) + env(safe-area-inset-bottom))}.app-shell--signed-in>.signed-in-sidebar,.app-shell--signed-in>.signed-in-sidebar.signed-in-sidebar,.app-shell--signed-in .signed-in-sidebar{height:54px;min-height:54px}.app-shell--signed-in .signed-in-sidebar__top,.app-shell--signed-in .signed-in-sidebar[data-collapsed=true] .signed-in-sidebar__top{flex-basis:54px;min-height:54px}.app-shell--signed-in .signed-in-sidebar__top button{width:36px;height:36px;left:10px}.app-shell--signed-in .signed-in-sidebar[data-collapsed=false] .signed-in-sidebar__top button{left:auto;right:10px}}@media (max-width:420px){.mobile-bottom-nav{width:calc(100vw - 40px);height:60px;padding:5px 6px}.mobile-bottom-nav[data-compact=true]{width:min(240px,100vw - 96px);height:48px}.mobile-bottom-nav__item{gap:2px;font-size:.61rem}.mobile-bottom-nav__item>svg{width:20px;height:20px}.app-shell>main,.briefing-room__main,.research-room-dashboard__content{padding-bottom:calc(60px + 26px + env(safe-area-inset-bottom))}}@media (prefers-reduced-motion:reduce){.mobile-bottom-nav,.mobile-bottom-nav__item,.mobile-bottom-nav__item>svg,.mobile-bottom-nav__item>span{transition:none}}