.header{width:100%;background:rgba(var(--color-header-bg-rgb),.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);display:flex;align-items:center;justify-content:space-between;padding:16px 8vw;box-sizing:border-box;color:var(--color-header-text);font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;position:sticky;top:0;left:0;right:0;z-index:1000;border-bottom:1px solid var(--color-border-medium);box-shadow:0 4px 30px var(--color-shadow-dark);transition:transform .4s cubic-bezier(.4,0,.2,1),background .3s ease,box-shadow .3s ease}.header.header-visible{transform:translateY(0)}.header.header-hidden{transform:translateY(-100%)}.header:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(var(--color-primary-rgb),.4),transparent)}.header a{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-accent) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;text-decoration:none;font-size:1.75rem;font-weight:800;letter-spacing:-.02em;transition:all .3s ease;position:relative;padding:4px 0}.header a:after{content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));transition:width .3s ease}.header a:hover:after{width:100%}.header a:hover{filter:brightness(1.2)}nav{display:flex;align-items:center}.nav-desktop{display:flex;gap:12px;align-items:center}.nav-mobile{display:none;position:relative}.burger-btn{background:var(--color-surface-light);border:1px solid var(--color-border-medium);color:var(--color-header-text);cursor:pointer;padding:10px;display:flex;align-items:center;justify-content:center;border-radius:12px;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.burger-btn:hover{background:var(--color-surface-strong);border-color:var(--color-primary);transform:scale(1.05)}.burger-btn:active{transform:scale(.95)}.mobile-menu{position:absolute;top:calc(100% + 16px);right:0;background:var(--overlay-background);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 8px 32px var(--color-shadow-darker),0 0 0 1px var(--color-border-medium);border-radius:16px;display:flex;flex-direction:column;gap:6px;padding:16px;z-index:100;min-width:200px;animation:slideDown .3s cubic-bezier(.4,0,.2,1);border:1px solid var(--color-border-medium)}.mobile-menu:before{content:"";position:absolute;top:-8px;right:20px;width:16px;height:16px;background:var(--overlay-background);border-left:1px solid var(--color-border-medium);border-top:1px solid var(--color-border-medium);transform:rotate(45deg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.header button{display:flex;align-items:center;gap:8px;background:var(--color-surface-light);border:1px solid var(--color-border-medium);color:var(--color-header-text);font-size:.95rem;font-weight:600;padding:10px 18px;border-radius:12px;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden;white-space:nowrap}.header button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,var(--color-surface-strong),transparent);transition:left .5s}.header button:hover:before{left:100%}.header button:hover{background:linear-gradient(135deg,rgba(var(--color-primary-rgb),.2),rgba(var(--color-primary-rgb),.2));border-color:var(--color-primary);color:var(--color-text-main);transform:translateY(-2px);box-shadow:0 4px 15px rgba(var(--color-primary-rgb),.3)}.header button:active{transform:translateY(0);box-shadow:0 2px 8px rgba(var(--color-primary-rgb),.2)}.header button:has(svg[class*=Crown]){background:linear-gradient(135deg,rgba(var(--color-primary-rgb),.15),rgba(var(--color-primary-rgb),.15));border-color:var(--color-primary)}.header button:has(svg[class*=Crown]):hover{background:linear-gradient(135deg,rgba(var(--color-primary-rgb),.3),rgba(var(--color-primary-rgb),.3));box-shadow:0 4px 20px rgba(var(--color-primary-rgb),.4)}.header button:has(svg[class*=UserPlus]){background:linear-gradient(135deg,rgba(var(--color-accent-rgb),.15),rgba(var(--color-accent-rgb),.15));border-color:var(--color-accent)}.header button:has(svg[class*=UserPlus]):hover{background:linear-gradient(135deg,rgba(var(--color-accent-rgb),.3),rgba(var(--color-accent-rgb),.3));border-color:var(--color-accent);box-shadow:0 4px 20px rgba(var(--color-accent-rgb),.4)}.mobile-menu button{justify-content:flex-start;border-radius:10px;padding:12px 16px;font-size:.95rem;width:100%}.mobile-menu button:hover{transform:translate(4px)}.header button svg{flex-shrink:0;transition:transform .3s ease}.header button:hover svg{transform:scale(1.1)}.header button:has(svg[class*=Crown]):hover svg{transform:scale(1.1) rotate(10deg)}@media(max-width:900px){.header{padding:14px 4vw}.header a{font-size:1.5rem}.nav-desktop{gap:8px}.header button{padding:8px 14px;font-size:.9rem}}@media(max-width:768px){.header{padding:12px 5vw}.header a{font-size:1.4rem}.nav-desktop{display:none}.nav-mobile{display:flex;align-items:center}.mobile-menu{min-width:180px;padding:12px;top:calc(100% + 12px)}.mobile-menu button{padding:10px 14px;font-size:.9rem}}@media(max-width:480px){.header{padding:10px 4vw}.header a{font-size:1.25rem}.mobile-menu{right:-10px;min-width:160px}.mobile-menu:before{right:25px}}@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}.header.scrolled{padding:12px 8vw;background:rgba(var(--color-header-bg-rgb),.95);box-shadow:0 4px 40px var(--color-shadow-darker)}@media(max-width:768px){.header.scrolled{padding:10px 5vw}}.header button:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.burger-btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}@keyframes iconPulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.header button:has(svg[class*=Crown]) svg{animation:iconPulse 2s ease-in-out infinite}@media(prefers-color-scheme:dark){.header{background:rgba(var(--color-header-bg-rgb),.9)}.mobile-menu{background:var(--overlay-background)}}.footer{background:var(--color-footer-bg);padding:35px 20px 20px}.footer-container{display:flex;flex-direction:column;align-items:center;text-align:center;gap:15px}.footer-links{display:flex;flex-wrap:wrap;justify-content:center;gap:15px}.footer-links a{color:var(--color-footer-text);text-decoration:none;font-size:.85rem;position:relative;padding-bottom:2px}.footer-links a:after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--color-primary);transition:width .25s ease-in-out}.footer-links a:hover{color:var(--color-primary)}.footer-links a:hover:after{width:100%}.footer-bottom{padding-top:10px;display:flex;flex-direction:column;justify-content:center;align-items:center}.footer-bottom p{color:var(--color-text-secondary);font-size:.8rem;margin:0;text-align:center}@media(max-width:600px){.footer-links{gap:10px}.footer-bottom p{font-size:.75rem}}