@keyframes button-release{0%{transform:scale(.972)}60%{transform:scale(1.006)}to{transform:scale(1)}}.nav-btn,.nav-toggle{-webkit-tap-highlight-color:transparent;transform-origin:center;transition:transform .09s ease-out}.nav-btn.is-pressed,.nav-toggle.is-pressed{transform:scale(.972)}.nav-btn.is-releasing,.nav-toggle.is-releasing{animation:button-release .18s cubic-bezier(.22,.61,.36,1)}.nav-blur{box-sizing:border-box;position:fixed;top:0;left:0;width:100%;height:60px;display:flex;align-items:center;justify-content:center;background:var(--nav-bg, rgba(255, 255, 255, .7));backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color, rgba(0, 0, 0, .1));z-index:1001;padding-left:40px;padding-right:40px}.nav-inner{width:100%;max-width:1220px;display:flex;align-items:center;justify-content:space-between}.nav-left{display:flex;align-items:center;gap:28px;min-width:0}.nav-logo{display:flex;align-items:center}.nav-logo img{height:30px;vertical-align:middle;display:block}.nav-links-desktop{display:flex;align-items:center;gap:28px}.nav-item{cursor:pointer;text-decoration:none;color:var(--text-secondary, #666666);transition:color .2s}.nav-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--primary-color, #38b6ff);color:#fff;border-radius:999px;padding:6px 18px;text-decoration:none;flex-shrink:0}.nav-btn:hover{background:var(--primary-color, #38b6ff);color:#fff}.nav-toggle{display:none;flex-direction:column;justify-content:space-between;width:24px;height:18px;background:transparent;border:none;cursor:pointer;padding:0;z-index:101}.nav-toggle span{width:100%;height:2px;background-color:var(--text-secondary, #666666);transition:transform .3s ease,opacity .3s ease;border-radius:2px;display:block}body.nav-menu-open .nav-toggle span:nth-child(1){transform:translateY(8px) rotate(45deg)}body.nav-menu-open .nav-toggle span:nth-child(2){opacity:0}body.nav-menu-open .nav-toggle span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}.nav-dropdown{position:relative;display:inline-block}.nav-dropdown:after{content:"";position:absolute;top:100%;left:0;width:100%;height:16px}.nav-dropdown-trigger{cursor:pointer;text-decoration:none;color:var(--text-secondary, #666666);transition:color .2s;display:flex;align-items:center;gap:4px}.nav-dropdown-trigger:hover{color:var(--primary-color, #38b6ff)}.nav-dropdown-arrow{width:10px;height:10px;transition:transform .2s}.nav-dropdown:hover .nav-dropdown-arrow{transform:rotate(180deg)}.nav-dropdown-menu{position:absolute;top:calc(100% + 12px);left:50%;transform:translate(-50%) translateY(-4px);min-width:120px;background:var(--bg-card, #fff);border:1px solid var(--border-color, rgba(0,0,0,.1));border-radius:12px;padding:8px 0;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:1002;box-shadow:0 4px 12px #00000014}.nav-dropdown:hover .nav-dropdown-menu{opacity:1;pointer-events:auto;transform:translate(-50%) translateY(0)}.nav-dropdown-item{display:block;padding:8px 16px;color:var(--text-secondary, #666666);text-decoration:none;font-size:14px;transition:background .2s,color .2s;white-space:nowrap}.nav-dropdown-item:hover{background:#38b6ff14;color:var(--primary-color, #38b6ff)}.nav-menu,.nav-backdrop{display:none}@media(max-width:768px){.nav-blur{padding-left:var(--page-gutter-mobile, 24px);padding-right:var(--page-gutter-mobile, 24px)}.nav-inner{max-width:100%}body.nav-menu-open .nav-blur{background:var(--nav-solid-bg, var(--bg-card, #ffffff));backdrop-filter:none;-webkit-backdrop-filter:none}.nav-left{gap:12px}.nav-links-desktop,.nav-btn{display:none}.nav-toggle{display:flex}.nav-backdrop{display:block;position:fixed;inset:60px 0 0;background:transparent;border:0;padding:0;opacity:0;pointer-events:none;z-index:999}body.nav-menu-open .nav-backdrop{pointer-events:auto}.nav-menu{display:flex;flex-direction:column;position:fixed;top:60px;left:0;right:0;width:100%;background:var(--nav-solid-bg, var(--bg-card, #ffffff));backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);padding:24px var(--page-gutter-mobile, 24px);gap:18px;border-bottom:1px solid var(--nav-menu-border, #eee);transform:translateY(-18px) scaleY(.98);transform-origin:top center;transition:transform .42s cubic-bezier(.16,1,.3,1),opacity .28s ease;z-index:1000;align-items:center;box-sizing:border-box;box-shadow:0 10px 20px #0000000d;pointer-events:none;opacity:0;max-height:calc(100vh - 60px);overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:#c4c4c4 transparent}.nav-menu::-webkit-scrollbar{width:4px}.nav-menu::-webkit-scrollbar-track{background:transparent}.nav-menu::-webkit-scrollbar-thumb{background-color:#c4c4c4;border-radius:2px}.nav-menu::-webkit-scrollbar-thumb:hover{background-color:#a0a0a0}body.nav-menu-open .nav-menu{transform:translateY(0) scaleY(1);pointer-events:auto;opacity:1}.nav-menu .nav-item{font-size:16px}.nav-menu .nav-quick-links{width:100%;text-align:center}.nav-menu .nav-quick-title{cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;width:100%;background:transparent;border:0;padding:0;color:var(--text-secondary, #666666);font:inherit;font-size:16px}.nav-menu .nav-quick-title:after{content:"";width:8px;height:8px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-2px) rotate(45deg);transition:transform .2s}.nav-menu .nav-quick-links.is-open .nav-quick-title:after{transform:translateY(2px) rotate(225deg)}.nav-menu .nav-quick-list{display:flex;flex-direction:column;align-items:center;gap:9px;max-height:0;overflow:hidden;opacity:0;transform:translateY(-6px);transition:max-height .34s cubic-bezier(.16,1,.3,1),opacity .22s ease,transform .34s cubic-bezier(.16,1,.3,1),padding-top .34s cubic-bezier(.16,1,.3,1)}.nav-menu .nav-quick-links.is-open .nav-quick-list{max-height:240px;opacity:1;transform:translateY(0);padding-top:10px}.nav-menu .nav-dropdown-item{text-align:center}.nav-menu .nav-btn-mobile{display:inline-block;background:var(--primary-color, #38b6ff);color:#fff;padding:8px 24px;border-radius:999px;text-decoration:none}.nav-menu .nav-btn-mobile:hover{background:var(--primary-color, #38b6ff);color:#fff}}@media(max-width:768px){body.nav-menu-open .main-wrapper,body.nav-menu-open .anniversary-page{filter:blur(8px);transition:filter .3s ease}}