@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--font-main:"Inter", system-ui, -apple-system, sans-serif;--bg-dark:#0f111a;--bg-sidebar:#161925b3;--bg-chat:#0f111a66;--glass-border:#ffffff14;--text-primary:#f8f9fa;--text-secondary:#adb5bd;--accent-color:#6366f1;--accent-hover:#4f46e5;--user-msg-bg:#6366f1;--bot-msg-bg:#ffffff0d;--sidebar-width:300px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-main);background-color:var(--bg-dark);color:var(--text-primary);background-image:radial-gradient(circle at 15%,#6366f126,#0000 25%),radial-gradient(circle at 85% 30%,#4f46e526,#0000 25%),radial-gradient(circle at 50% 80%,#8b5cf626,#0000 25%);width:100vw;height:100vh;overflow:hidden}#root{width:100%;height:100%}button{font-family:var(--font-main);cursor:pointer;color:inherit;background:0 0;border:none}button:focus{outline:2px solid var(--accent-color);outline-offset:2px}input,textarea{font-family:var(--font-main)}.app-container{width:100vw;height:100vh;display:flex}.sidebar{width:var(--sidebar-width);background:var(--bg-sidebar);-webkit-backdrop-filter:blur(20px);border-right:1px solid var(--glass-border);z-index:10;flex-direction:column;height:100%;padding:1.5rem;transition:all .3s;display:flex}.sidebar-header{justify-content:space-between;align-items:center;margin-bottom:2rem;display:flex}.logo-area{background:linear-gradient(135deg,#fff,#a5b4fc);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;align-items:center;gap:.75rem;font-size:1.25rem;font-weight:700;display:flex}.new-chat-btn{background:var(--accent-color);color:#fff;border-radius:999px;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1rem;font-size:.875rem;font-weight:600;transition:all .2s;display:flex;box-shadow:0 4px 14px #6366f163}.new-chat-btn:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 6px 20px #6366f166}.sessions-list{flex-direction:column;flex:1;gap:.5rem;display:flex;overflow-y:auto}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#fff3}.session-item{color:var(--text-secondary);cursor:pointer;border:1px solid #0000;border-radius:.75rem;align-items:center;gap:.75rem;padding:.75rem 1rem;font-size:.9rem;transition:all .2s;display:flex}.session-item:hover{color:var(--text-primary);background:#ffffff0d}.session-item.active{color:var(--text-primary);background:#6366f11a;border-color:#6366f14d}.session-name{white-space:nowrap;text-overflow:ellipsis;text-align:left;flex:1;overflow:hidden}.delete-btn{opacity:0;color:#ef4444;border-radius:4px;padding:4px;transition:opacity .2s}.session-item:hover .delete-btn{opacity:1}.delete-btn:hover{background:#ef44441a}.main-area{background:var(--bg-chat);flex-direction:column;flex:1;display:flex;position:relative}.chat-header{border-bottom:1px solid var(--glass-border);-webkit-backdrop-filter:blur(10px);align-items:center;gap:1rem;padding:1.5rem 2rem;display:flex}.chat-messages{flex-direction:column;flex:1;gap:1.5rem;padding:2rem;display:flex;overflow-y:auto}.empty-state{color:var(--text-secondary);text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;padding:2rem;display:flex}.empty-icon{color:var(--accent-color);background:#6366f11a;border-radius:50%;margin-bottom:1.5rem;padding:1.5rem}.empty-title{color:var(--text-primary);margin-bottom:.5rem;font-size:1.5rem;font-weight:600}.message-wrapper{gap:1rem;max-width:80%;animation:.3s forwards fadeIn;display:flex}.message-wrapper.user{flex-direction:row-reverse;align-self:flex-end}.message-wrapper.bot{align-self:flex-start}.avatar{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.avatar.user-avatar{color:#fff;background:linear-gradient(135deg,#6366f1,#8b5cf6)}.avatar.bot-avatar{color:#fff;background:#ffffff1a;border:1px solid #fff3}.message-content{white-space:pre-wrap;word-break:break-word;border-radius:1.25rem;padding:1rem 1.25rem;font-size:.95rem;line-height:1.5;box-shadow:0 4px 15px #0000001a}.message-wrapper.user .message-content{background:var(--user-msg-bg);border-top-right-radius:.25rem}.message-wrapper.bot .message-content{background:var(--bot-msg-bg);border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top-left-radius:.25rem}.input-area-container{background:linear-gradient(to top, var(--bg-dark) 50%, transparent);padding:2rem}.input-wrapper{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#ffffff0d;border:1px solid #ffffff1a;border-radius:1.5rem;align-items:flex-end;max-width:800px;margin:0 auto;padding:.5rem 1rem;transition:all .3s;display:flex;position:relative;box-shadow:0 8px 32px #0003}.input-wrapper:focus-within{background:#ffffff14;border-color:#6366f180}.chat-input{color:var(--text-primary);resize:none;background:0 0;border:none;outline:none;flex:1;min-height:24px;max-height:150px;padding:.75rem .5rem;font-size:1rem}.chat-input::placeholder{color:var(--text-secondary)}.send-btn{background:var(--accent-color);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;margin-bottom:.5rem;margin-left:.5rem;transition:all .2s;display:flex}.send-btn:hover:not(:disabled){background:var(--accent-hover);transform:scale(1.05)}.send-btn:disabled{color:#ffffff4d;cursor:not-allowed;background:#ffffff1a}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (width<=768px){.app-container{flex-direction:column}.sidebar{border-right:none;border-bottom:1px solid var(--glass-border);width:100%;height:auto;max-height:40vh}.message-wrapper{max-width:90%}}