.language-switcher{position:fixed;top:80px;right:20px;z-index:9999;display:flex;flex-direction:column;align-items:center;gap:8px;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-radius:16px;padding:8px;box-shadow:0 4px 20px rgba(0,0,0,.15);border:2px solid rgba(255,255,255,.3);transition:all .3s ease}.language-switcher:hover{transform:scale(1.05);box-shadow:0 6px 25px rgba(0,0,0,.2)}.flag-link{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;text-decoration:none;transition:all .3s ease;position:relative}.flag-link:hover{transform:rotate(10deg)scale(1.1)}.flag{font-size:28px;filter:drop-shadow(0 2px 4px rgba(0,0,0,.2));transition:all .3s ease}.flag-link::after{content:attr(title);position:absolute;bottom:-45px;left:50%;transform:translateX(-50%);background:rgba(0,0,0,.9);color:#fff;padding:6px 10px;border-radius:6px;font-size:12px;font-weight:500;white-space:nowrap;opacity:0;pointer-events:none;transition:all .3s ease;z-index:10000}.flag-link:hover::after{opacity:1;transform:translateX(-50%)translateY(-5px)}.flag-link::before{content:'';position:absolute;bottom:-35px;left:50%;transform:translateX(-50%);width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-bottom:5px solid rgba(0,0,0,.9);opacity:0;transition:all .3s ease;z-index:10000}.flag-link:hover::before{opacity:1;transform:translateX(-50%)translateY(-5px)}.pdf-button{width:40px;height:40px;display:grid;place-items:center;border-radius:50%;background:rgba(31,41,55,.9);border:1px solid rgba(55,65,81,.5);color:#e5e7eb;cursor:pointer;transition:all .3s ease}.pdf-button:hover{transform:scale(1.05);background:rgba(55,65,81,.95);color:#fff}.share-button{width:40px;height:40px;display:none;place-items:center;border-radius:50%;background:rgba(31,41,55,.9);border:1px solid rgba(55,65,81,.5);color:#e5e7eb;cursor:pointer;transition:all .3s ease}.share-button:hover{transform:scale(1.05);background:rgba(55,65,81,.95);color:#fff}.theme-button{width:40px;height:40px;display:grid;place-items:center;border-radius:50%;background:rgba(31,41,55,.9);border:1px solid rgba(55,65,81,.5);color:#e5e7eb;cursor:pointer;transition:all .3s ease}.theme-button:hover{transform:scale(1.05);background:rgba(55,65,81,.95);color:#fff}@media(max-width:768px){.language-switcher{top:70px;right:15px;padding:6px;gap:6px}.flag-link{width:35px;height:35px}.flag{font-size:24px}.share-button{display:grid}}@media(prefers-color-scheme:dark){.language-switcher{background:rgba(17,24,39,.95);border-color:rgba(55,65,81,.4)}}.language-switcher{animation:slideInFromTop .6s cubic-bezier(.175,.885,.32,1.275)}@keyframes slideInFromTop{from{transform:translateY(-100px)scale(.8);opacity:0}to{transform:translateY(0)scale(1);opacity:1}}