*{margin:0;padding:0;box-sizing:border-box}.app{background-color:#111116;background-image:linear-gradient(180deg,#1c1c29,#111116);min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden;transition:all .3s ease}.navbar{background:hsla(0,0%,100%,.08);backdrop-filter:blur(40px);-webkit-backdrop-filter:blur(40px);border-bottom:1px solid hsla(0,0%,100%,.1);padding:1rem 0;position:sticky;top:0;box-shadow:0 8px 32px rgba(0,0,0,.3)}.nav-container{max-width:1200px;margin:0 auto;justify-content:space-between;padding:0 .2rem}.nav-container,.nav-left{display:flex;align-items:center}.nav-left{gap:1.2rem}.logo{gap:.75rem;color:hsla(0,0%,100%,.95);font-weight:600;font-size:1.25rem}.logo,.logo-icon{display:flex;align-items:center}.logo-icon{width:40px;height:40px;border-radius:12px;padding:4px;justify-content:center;box-shadow:0 4px 16px rgba(139,92,246,.4)}.nav-tabs{gap:.2rem}.nav-right,.nav-tabs{display:flex;align-items:center}.nav-right{gap:1rem}.language-toggle{padding:.5rem 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10px 20px rgba(139,92,246,.6))}}.main-content{flex:1;max-width:1200px;margin:0 auto;padding:3rem 2rem;width:100%}.tab-content{display:none;animation:fadeIn .5s ease-out}.tab-content.active{display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(30px) scale(.98);filter:blur(2px)}to{opacity:1;transform:translateY(0) scale(1);filter:blur(0)}}.content-card{background:hsla(0,0%,100%,.08);backdrop-filter:blur(40px);-webkit-backdrop-filter:blur(40px);border-radius:24px;padding:2.5rem;box-shadow:0 16px 64px rgba(0,0,0,.4);border:1px solid hsla(0,0%,100%,.1)}.chat-container{display:flex;flex-direction:column;gap:2rem;min-height:500px}.chat-header{text-align:center;color:hsla(0,0%,100%,.9)}.chat-header h1{font-size:2rem;font-weight:600;margin-bottom:.5rem}.chat-header p{font-size:1.1rem;opacity:.8}.chat-messages{flex:1;display:flex;flex-direction:column;gap:1rem;padding:1rem 0;max-height:400px;overflow-y:auto}.message{padding:1rem 1.5rem;border-radius:16px;max-width:70%;animation:messageSlide .3s ease-out;word-wrap:break-word}@keyframes messageSlide{0%{opacity:0;transform:translateY(20px) scale(.95);filter:blur(1px)}to{opacity:1;transform:translateY(0) scale(1);filter:blur(0)}}.message.user{background:hsla(0,0%,100%,.15);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);align-self:flex-end;color:hsla(0,0%,100%,.95);border:1px solid hsla(0,0%,100%,.1)}.message.assistant,[dir=rtl] .message.user{align-self:flex-start}.message.assistant{background:hsla(0,0%,100%,.08);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);color:hsla(0,0%,100%,.9);border:1px solid hsla(0,0%,100%,.08)}[dir=rtl] .message.assistant{align-self:flex-end}.chat-input{display:flex;gap:1rem;align-items:center}.chat-input input{flex:1;padding:1rem 1.5rem;border:1px solid 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input:focus{border-color:hsla(0,0%,100%,.5);background:hsla(0,0%,100%,.2)}.documents-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;color:hsla(0,0%,100%,.9)}.view-toggle{display:flex;gap:.5rem;background:hsla(0,0%,100%,.1);padding:.25rem;border-radius:12px}.view-btn{padding:.5rem 1rem;border:none;border-radius:8px;background:transparent;color:hsla(0,0%,100%,.7);cursor:pointer;transition:all .3s ease}.view-btn.active{background:hsla(0,0%,100%,.25);color:hsla(0,0%,100%,.9)}.documents-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1.5rem}.documents-list{display:none;flex-direction:column;gap:1rem}.document-item{background:hsla(0,0%,100%,.08);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);padding:1.5rem;border-radius:16px;border:1px solid hsla(0,0%,100%,.1);transition:all .8s cubic-bezier(.175,.885,.32,1.275);cursor:pointer;color:hsla(0,0%,100%,.9);position:relative;overflow:hidden}.document-item:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(139,92,246,.1),transparent);transition:left .8s ease}[dir=rtl] .document-item:before{left:100%}.document-item:hover{background:hsla(0,0%,100%,.12);transform:translateY(-8px) scale(1.02);box-shadow:0 20px 60px rgba(0,0,0,.6),0 0 40px rgba(139,92,246,.2);border-color:hsla(0,0%,100%,.15)}.document-item:hover:before{left:100%}[dir=rtl] .document-item:hover:before{left:-100%}.document-title{font-weight:600;margin-bottom:.5rem}.document-meta{font-size:.875rem;opacity:.8}@media (max-width:768px){.nav-container{gap:1rem;padding:0 1rem}.nav-left{gap:1.2rem}.nav-tabs{gap:1rem}.nav-tab{padding:.75rem 1rem;font-size:.75rem}.main-content{padding:.5rem .1rem}.content-card{padding:.5rem;height:100vh}.documents-grid{grid-template-columns:1fr}}.desktop-only{display:flex}.mobile-only{display:none}@media (max-width:768px){.desktop-only{display:none!important}.mobile-only{display:block}.burger-btn{background:none;border:none;color:#fff;cursor:pointer}.mobile-menu{position:absolute;top:70px;left:0;width:100%;background:rgba(28,28,41,.95);backdrop-filter:blur(30px);border-top:1px solid hsla(0,0%,100%,.1);gap:1rem;padding:1.5rem;z-index:12;animation:slideDown .3s ease-out}.mobile-menu,.mobile-tabs{display:flex;flex-direction:column}.mobile-tabs{gap:.5rem}.mobile-actions{margin-top:1rem;display:flex;justify-content:space-evenly;gap:.75rem}@keyframes slideDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}}