.language-select{background:#2b2b2b38;color:#e5e5e5d4;padding:10px 14px;border-radius:8px;border:1px solid #3d3d3d;font-size:15px;outline:none;cursor:pointer;appearance:none;width:160px;box-shadow:inset 0 0 0 1px #3c3c3c}.language-select:hover{background:#343434}.language-select:focus{border-color:#6d6d6d;box-shadow:0 0 0 2px rgba(180,180,180,.25),inset 0 0 0 1px #6d6d6d}.language-select option{background:#2d2d2d;color:#e5e5e5;border-radius:8px}.logo-icon{display:inline-flex;align-items:center;justify-content:center;width:1.1em;height:1.1em;margin-right:.2em;vertical-align:middle;color:white}.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(10,10,10,.24);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.1)}.header-content{max-width:1400px;margin:0 auto;padding:1rem 2rem;justify-content:space-between;gap:2rem}.header-content,.logo{display:flex;align-items:center}.logo{gap:.75rem;text-decoration:none}.logo-text{font-size:1.5rem;font-weight:900;background:linear-gradient(135deg,#ffffff,#c4c4c4);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.logo-subtitle{font-size:.75rem;color:rgba(255,255,255,.6)}.header-nav{display:flex;gap:2rem;align-items:center}.nav-link{color:rgba(255,255,255,.8);text-decoration:none;font-size:1rem;font-weight:500;transition:all .3s;padding:.5rem 1rem;border-radius:.5rem}.nav-link:hover{color:white;background:rgba(255,255,255,.1)}.header-actions{display:flex;align-items:center;gap:1rem}.locale-switcher{background:rgba(255,255,255,.12);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.25);border-radius:10px;padding:.6rem 2.75rem .6rem 1.1rem;color:white;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);outline:none;appearance:none;-webkit-appearance:none;-moz-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='white' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .85rem center;background-size:11px 7px;min-width:160px;box-shadow:0 2px 8px rgba(0,0,0,.1)}.locale-switcher:hover{background-color:rgba(255,255,255,.18);border-color:rgba(255,255,255,.35);box-shadow:0 4px 16px rgba(0,0,0,.3);transform:translateY(-2px)}.locale-switcher:focus{background-color:rgba(255,255,255,.2);border-color:rgba(102,126,234,.7);box-shadow:0 0 0 4px rgba(102,126,234,.25),0 4px 16px rgba(102,126,234,.3)}.locale-switcher option{background:#1a1a2e;color:white;padding:.75rem 1rem;font-weight:500}.header-right{display:flex;align-items:center;gap:1rem}.mobile-menu-toggle{display:none;background:none;border:none;cursor:pointer;padding:.5rem;z-index:1001}.hamburger{display:flex;flex-direction:column;gap:5px;width:28px;height:22px;position:relative}.hamburger span{display:block;width:100%;height:3px;background:white;border-radius:3px;transition:all .3s cubic-bezier(.4,0,.2,1);transform-origin:center}.hamburger.open span:first-child{transform:translateY(8px) rotate(45deg)}.hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}.hamburger.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}.mobile-menu{position:fixed;top:73px;right:-100%;width:280px;height:calc(100vh - 73px);background:rgba(20,20,20,.95);backdrop-filter:blur(20px);border-left:1px solid rgba(255,255,255,.1);transition:right .4s cubic-bezier(.4,0,.2,1);z-index:999;overflow-y:auto}.mobile-menu.open{right:0}.mobile-nav{display:flex;flex-direction:column;padding:2rem 1.5rem;gap:.5rem}.mobile-nav-link{color:rgba(255,255,255,.9);text-decoration:none;font-size:1.125rem;font-weight:500;padding:1rem 1.25rem;border-radius:.75rem;transition:all .3s cubic-bezier(.4,0,.2,1);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1)}.mobile-nav-link:active,.mobile-nav-link:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.2);color:white;transform:translateX(4px)}.mobile-menu-backdrop{position:fixed;top:73px;left:0;right:0;bottom:0;background:rgba(0,0,0,.6);backdrop-filter:blur(4px);z-index:998;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@media (max-width:1024px){.header-content{padding:1rem 1.5rem}.header-nav{gap:1.5rem}.nav-link{font-size:.95rem;padding:.4rem .8rem}.language-select{width:140px;font-size:14px;padding:8px 12px}}@media (max-width:768px){.header-content{padding:.75rem 1rem;gap:1rem}.logo-text{font-size:1.25rem}.logo-icon{width:1em;height:1em}.header-nav,.logo-subtitle{display:none}.mobile-menu-toggle{display:block}.language-select{width:120px;font-size:13px;padding:8px 10px;min-width:120px}.mobile-menu{top:64px;height:calc(100vh - 64px)}.mobile-menu-backdrop{top:64px}}@media (max-width:480px){.header-content{padding:.625rem .75rem}.logo-text{font-size:1.1rem}.language-select{width:100px;font-size:12px;padding:6px 8px;min-width:100px;background-position:right .5rem center}.mobile-menu{width:100%;border-left:none}.mobile-nav{padding:1.5rem 1rem}.mobile-nav-link{font-size:1rem;padding:.875rem 1rem}}