:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg-app:#0a0f14;--bg-sidebar:#111820;--bg-sidebar-elevated:#151d27;--bg-chat:#0c1218;--bg-header:#111820d1;--bg-composer:#111820eb;--bg-hover:#ffffff0b;--bg-active:#3eb9a824;--bg-input:#0a1017;--bubble-out:#1f6f66;--bubble-out-soft:#248a7e;--bubble-in:#1a2430;--accent:#3eb9a8;--accent-soft:#3eb9a829;--accent-hover:#4ecbb9;--accent-ink:#041512;--danger:#ef6b6b;--warning:#e6b35a;--text:#eef3f7;--text-secondary:#c2ccd6;--text-muted:#8494a3;--hairline:#ffffff12;--hairline-strong:#ffffff1c;--shadow:0 18px 48px #00000073;--shadow-sm:0 6px 18px #00000047;--radius-sm:10px;--radius-md:14px;--radius-lg:18px;--radius-xl:24px;--sidebar-w:380px;--font:"Plus Jakarta Sans", "Segoe UI", sans-serif;--font-display:"Fraunces", "Plus Jakarta Sans", serif;--ease-out:cubic-bezier(.22, 1, .36, 1)}*,:before,:after{box-sizing:border-box}html,body,#root{height:100%;margin:0;overflow:hidden}body{font-family:var(--font);background:var(--bg-app);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;letter-spacing:-.01em}button,input,textarea{font:inherit;color:inherit}a{color:var(--accent);text-decoration:none}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff1a padding-box padding-box;border:2px solid #0000;border-radius:999px}::-webkit-scrollbar-thumb:hover{background:#ffffff2e padding-box padding-box}::selection{background:#3eb9a859}.app-root{height:100%;min-height:0;overflow:hidden}.auth-page{background:radial-gradient(900px 520px at 12% -8%,#3eb9a833,#0000 58%),radial-gradient(760px 480px at 92% 108%,#5878b42e,#0000 52%),linear-gradient(165deg,#070b10 0%,#0c1218 48%,#101820 100%);place-items:center;height:100%;min-height:0;padding:24px;display:grid;overflow:auto}.auth-card{border:1px solid var(--hairline-strong);border-radius:var(--radius-xl);width:min(420px,100%);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);animation:rise .48s var(--ease-out);background:linear-gradient(#18202af5,#111820f0);padding:40px 34px 30px}.auth-brand{text-align:center;margin-bottom:30px}.auth-logo{width:76px;height:76px;font-family:var(--font-display);letter-spacing:-.04em;background:linear-gradient(145deg,#ffffff1f,#0000 42%),linear-gradient(160deg,#49cfc0,#1f7a70);border-radius:22px;place-items:center;margin:0 auto 16px;font-size:34px;font-weight:680;display:grid;box-shadow:0 14px 34px #3eb9a847}.auth-brand h1{font-family:var(--font-display);letter-spacing:-.03em;margin:0;font-size:32px;font-weight:680}.auth-brand p{color:var(--text-muted);margin:8px 0 0;font-size:14px}.auth-form{flex-direction:column;gap:12px;display:flex}.auth-form label{color:var(--text-muted);flex-direction:column;gap:6px;font-size:13px;display:flex}.auth-form input{border:1px solid var(--hairline);background:var(--bg-input);border-radius:12px;outline:none;padding:12px 14px;transition:border-color .16s,box-shadow .16s,background .16s}.auth-form input:focus{background:#0d141c;border-color:#3eb9a8a6;box-shadow:0 0 0 3px #3eb9a824}.btn{cursor:pointer;border:0;border-radius:12px;padding:12px 16px;font-weight:600;transition:transform .12s,background .16s,opacity .16s,box-shadow .16s}.btn:disabled{opacity:.55;cursor:default}.btn-primary{background:linear-gradient(180deg, var(--accent-hover), var(--accent));color:var(--accent-ink);box-shadow:0 8px 20px #3eb9a840}.btn-primary:hover:not(:disabled){background:linear-gradient(180deg, #61d7c6, var(--accent-hover));transform:translateY(-1px)}.btn-ghost{color:var(--text-muted);background:0 0}.btn-ghost:hover{color:var(--text);background:var(--bg-hover)}.auth-error{color:#ff9b93;min-height:18px;font-size:13px}.auth-switch{text-align:center;color:var(--text-muted);margin-top:8px;font-size:14px}.shell{grid-template-columns:var(--sidebar-w) 1fr;background:var(--bg-app);grid-template-rows:1fr;height:100%;min-height:0;display:grid;overflow:hidden}.shell.mobile-chat{grid-template-columns:1fr}.shell.mobile-chat .sidebar,.shell.mobile-list .chat-pane{display:none}.sidebar{background:linear-gradient(180deg, #ffffff05, transparent 120px), var(--bg-sidebar);border-right:1px solid var(--hairline);flex-direction:column;min-width:0;height:100%;min-height:0;display:flex;overflow:hidden}.sidebar-brand{flex-shrink:0;align-items:center;gap:12px;padding:16px 16px 8px;display:flex}.sidebar-brand-mark{width:40px;height:40px;font-family:var(--font-display);color:#fff;background:linear-gradient(145deg,#ffffff29,#0000 42%),linear-gradient(160deg,#49cfc0,#1f7a70);border-radius:13px;place-items:center;font-size:20px;font-weight:680;display:grid;box-shadow:0 8px 18px #3eb9a838}.sidebar-brand-title{font-family:var(--font-display);letter-spacing:-.03em;font-size:18px;font-weight:680;line-height:1.1}.sidebar-brand-sub{color:var(--text-muted);margin-top:2px;font-size:12px}.sidebar-top{border-bottom:1px solid var(--hairline);flex-shrink:0;align-items:center;gap:8px;padding:10px 14px 12px;display:flex}.search-input{background:var(--bg-input);border:1px solid #0000;border-radius:999px;outline:none;flex:1;padding:11px 16px;transition:border-color .16s,box-shadow .16s}.search-input:focus{border-color:#3eb9a866;box-shadow:0 0 0 3px #3eb9a81a}.icon-btn{width:40px;height:40px;color:var(--text-muted);cursor:pointer;background:0 0;border:0;border-radius:12px;place-items:center;font-size:16px;transition:background .14s,color .14s,transform .12s;display:grid}.icon-btn:hover{background:var(--bg-hover);color:var(--text)}.icon-btn:active{transform:scale(.96)}.chat-list{flex:1;min-height:0;padding:8px 8px 12px;overflow:auto}.chat-item{cursor:pointer;text-align:left;width:100%;color:inherit;transition:background .14s ease, transform .14s var(--ease-out);background:0 0;border:0;border-radius:16px;grid-template-columns:52px 1fr auto;gap:12px;padding:10px 12px;display:grid}.chat-item:hover{background:var(--bg-hover)}.chat-item.active{background:linear-gradient(90deg,#3eb9a829,#3eb9a80f);box-shadow:inset 0 0 0 1px #3eb9a82e}.avatar{color:#fff;object-fit:cover;background:linear-gradient(145deg,#ffffff2e,#0000 40%),linear-gradient(160deg,#5ecfc0,#2a7d74);border-radius:50%;flex-shrink:0;place-items:center;width:52px;height:52px;font-size:17px;font-weight:700;display:grid;overflow:hidden;box-shadow:inset 0 0 0 1px #ffffff14}.chat-item-main{flex-direction:column;justify-content:center;gap:4px;min-width:0;display:flex}.chat-item-title{white-space:nowrap;text-overflow:ellipsis;letter-spacing:-.015em;align-items:center;gap:6px;font-weight:600;display:flex;overflow:hidden}.chat-pin-mark{background:var(--accent);flex-shrink:0;width:14px;height:14px;display:inline-block;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M16 12V4h1V2H7v2h1v8l-2 2v2h5.2v6h1.6v-6H18v-2l-2-2z'/%3E%3C/svg%3E") 50%/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M16 12V4h1V2H7v2h1v8l-2 2v2h5.2v6h1.6v-6H18v-2l-2-2z'/%3E%3C/svg%3E") 50%/contain no-repeat}.chat-item-preview{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:13px;overflow:hidden}.chat-item-meta{flex-direction:column;align-items:flex-end;gap:6px;padding-top:2px;display:flex}.chat-item-meta-row{align-items:center;gap:6px;display:flex}.chat-pin-btn{opacity:0;color:var(--text-muted);cursor:pointer;background:#ffffff0a;border:0;border-radius:999px;padding:3px 8px;font-size:11px;font-weight:600;transition:opacity .12s,color .12s,background .12s}.chat-item:hover .chat-pin-btn,.chat-item.pinned .chat-pin-btn,.chat-pin-btn:focus-visible{opacity:1}.chat-pin-btn:hover{color:var(--text);background:#ffffff14}.chat-pin-btn.on{color:var(--accent);background:var(--accent-soft)}.chat-item-time{color:var(--text-muted);font-variant-numeric:tabular-nums;font-size:12px}.badge{background:linear-gradient(180deg, var(--accent-hover), var(--accent));min-width:20px;height:20px;color:var(--accent-ink);border-radius:999px;place-items:center;padding:0 6px;font-size:11px;font-weight:700;display:grid;box-shadow:0 4px 10px #3eb9a847}.chat-pane{background:radial-gradient(80% 50% at 50% -10%,#3eb9a814,#0000 55%),radial-gradient(circle at 12% 88%,#466eaa14,#0000 28%),radial-gradient(circle at 88% 18%,#3eb9a80d,#0000 24%),linear-gradient(#0b1117 0%,#0c1319 100%);flex-direction:column;min-width:0;height:100%;min-height:0;display:flex;position:relative;overflow:hidden}.chat-pane:before{content:"";pointer-events:none;opacity:.035;background-image:url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 30h60M30 0v60' stroke='%23fff' stroke-width='1' fill='none'/%3E%3C/svg%3E");background-size:60px 60px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#0000,#000 12% 88%,#0000);mask-image:linear-gradient(#0000,#000 12% 88%,#0000)}.chat-header{background:var(--bg-header);border-bottom:1px solid var(--hairline);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);z-index:2;flex-shrink:0;align-items:center;gap:12px;min-height:64px;padding:10px 18px;display:flex;position:relative}.chat-header h2{letter-spacing:-.02em;margin:0;font-size:16px;font-weight:650}.chat-header .sub{color:var(--text-muted);margin-top:2px;font-size:13px}.chat-header .sub.is-typing{color:var(--accent);font-weight:550}.messages{z-index:1;flex:1;min-height:0;padding:18px clamp(12px,8vw,96px) 14px;position:relative;overflow:hidden auto}.messages-inner{flex-direction:column;gap:4px;min-height:min-content;display:flex}.messages-loading{text-align:center;color:var(--text-muted);padding:8px 0 12px;font-size:12px}.day-sep{border:1px solid var(--hairline);color:var(--text-secondary);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#080c108c;border-radius:999px;align-self:center;margin:14px 0 10px;padding:5px 12px;font-size:12px;font-weight:500}.bubble-row{animation:bubble-in .26s var(--ease-out);align-items:flex-end;gap:8px;display:flex}.bubble-row.in{justify-content:flex-start}.bubble-row.out{justify-content:flex-end}.bubble-row.tail .bubble.out{border-bottom-right-radius:6px}.bubble-avatar{flex-shrink:0;place-items:center;width:36px;height:36px;display:grid}.bubble-sender{color:#7ad9cb;margin:0 0 4px;font-size:13px;font-weight:650;line-height:1.2}.bubble{max-width:min(540px,76%);box-shadow:var(--shadow-sm);border-radius:18px;padding:9px 12px 7px;position:relative}.bubble.in{background:linear-gradient(180deg, #1f2b38, var(--bubble-in));border:1px solid #ffffff0a;border-bottom-left-radius:6px}.bubble-row.tail .bubble.in{border-bottom-left-radius:6px}.bubble.out{background:linear-gradient(165deg, var(--bubble-out-soft), var(--bubble-out));color:#f4fffc;border:1px solid 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var(--hairline);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);z-index:2;flex-shrink:0;grid-template-columns:auto 1fr auto;align-items:end;gap:10px;padding:12px 16px 16px;display:grid;position:relative}.composer textarea{resize:none;border:1px solid var(--hairline);background:var(--bg-input);border-radius:18px;outline:none;max-height:160px;padding:12px 16px;line-height:1.4;transition:border-color .16s,box-shadow .16s}.composer textarea:focus{border-color:#3eb9a873;box-shadow:0 0 0 3px #3eb9a81a}.send-btn{background:linear-gradient(180deg, var(--accent-hover), var(--accent));width:46px;height:46px;color:var(--accent-ink);cursor:pointer;border:0;border-radius:16px;font-size:18px;font-weight:700;transition:transform .12s,opacity .16s,filter .16s;box-shadow:0 8px 18px #3eb9a847}.send-btn:hover:not(:disabled){filter:brightness(1.05);transform:translateY(-1px)}.send-btn:disabled{opacity:.45;cursor:default;box-shadow:none}.empty-pane{text-align:center;color:var(--text-muted);z-index:1;flex:1;place-items:center;padding:24px;display:grid;position:relative}.empty-pane .mark{width:104px;height:104px;font-family:var(--font-display);color:#fff;background:linear-gradient(145deg,#ffffff29,#0000 40%),linear-gradient(160deg,#49cfc0,#1f7a70);border-radius:30px;place-items:center;margin:0 auto 20px;font-size:44px;font-weight:680;display:grid;box-shadow:0 20px 48px #3eb9a847}.empty-pane h2{color:var(--text);font-family:var(--font-display);letter-spacing:-.03em;margin:0 0 8px;font-size:28px;font-weight:680}.empty-pane p{max-width:280px;margin:0 auto;line-height:1.5}.modal-backdrop{z-index:40;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#04080c9e;place-items:center;padding:16px;animation:.16s fade;display:grid;position:fixed;inset:0}.modal{background:linear-gradient(180deg, #18212b, var(--bg-sidebar));border:1px solid var(--hairline-strong);border-radius:var(--radius-lg);width:min(440px,100%);box-shadow:var(--shadow);padding:22px}.modal h3{font-family:var(--font-display);letter-spacing:-.02em;margin:0 0 14px;font-weight:680}.modal-actions{justify-content:flex-end;gap:8px;margin-top:16px;display:flex}.search-overlay{z-index:50;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#04080cb8;place-items:start center;padding-top:12vh;display:grid;position:fixed;inset:0}.search-panel{background:linear-gradient(180deg, #18212b, var(--bg-sidebar));border:1px solid var(--hairline-strong);width:min(560px,92vw);box-shadow:var(--shadow);animation:rise .28s var(--ease-out);border-radius:18px;overflow:hidden}.search-panel input{border:0;border-bottom:1px solid var(--hairline);background:0 0;outline:none;width:100%;padding:18px 20px;font-size:16px}.search-hit{text-align:left;width:100%;color:inherit;cursor:pointer;background:0 0;border:0;grid-template-columns:42px 1fr;align-items:center;gap:12px;padding:12px 16px;transition:background .12s;display:grid}.search-hit:hover{background:var(--bg-hover)}.search-hit-main{flex-direction:column;gap:3px;min-width:0;display:flex}.search-hit-title{letter-spacing:-.015em;flex-wrap:wrap;align-items:baseline;gap:6px;font-weight:600;display:flex}.search-hit-chat{color:var(--accent);font-size:12px;font-weight:500}.search-hit-sub{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:13px;overflow:hidden}.search-results{max-height:420px;overflow:auto}.toast{border:1px solid var(--hairline-strong);z-index:60;animation:rise .22s var(--ease-out);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:var(--shadow-sm);background:#18202af0;border-radius:14px;padding:11px 18px;position:fixed;bottom:28px;left:50%;transform:translate(-50%)}.skeleton{background:linear-gradient(90deg,#ffffff08,#ffffff14,#ffffff08) 0 0/200% 100%;border-radius:14px;animation:1.2s linear infinite shimmer}@keyframes rise{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}@keyframes fade{0%{opacity:0}to{opacity:1}}@keyframes bubble-in{0%{opacity:0;transform:translateY(8px)scale(.985)}to{opacity:1;transform:none}}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@media (width<=900px){.shell{grid-template-columns:1fr}.messages{padding:12px 12px 8px}}.sidebar-me{color:var(--text-muted);flex-shrink:0;padding:6px 18px 14px;font-size:13px}.menu-wrap{position:relative}.dropdown{background:linear-gradient(180deg, #1a2430, var(--bg-sidebar));border:1px solid var(--hairline-strong);z-index:20;min-width:176px;box-shadow:var(--shadow);animation:rise .18s var(--ease-out);border-radius:14px;margin-top:8px;position:absolute;top:100%;right:0;overflow:hidden}.dropdown button{text-align:left;cursor:pointer;background:0 0;border:0;width:100%;padding:11px 14px;font-weight:500;display:block}.dropdown button:hover{background:var(--bg-hover)}.user-pick-list{flex-direction:column;gap:4px;max-height:280px;margin-top:10px;display:flex;overflow:auto}.user-pick{cursor:pointer;text-align:left;background:0 0;border:0;border-radius:12px;align-items:center;gap:12px;width:100%;padding:8px 10px;display:flex}.user-pick:hover{background:var(--bg-hover)}.user-pick-name{font-weight:600}.user-pick-user{color:var(--text-muted);font-size:13px}.muted-pad{color:var(--text-muted);padding:16px}.chip-row{flex-wrap:wrap;gap:6px;display:flex}.chip{background:var(--accent-soft);color:var(--accent);cursor:pointer;border:0;border-radius:999px;padding:5px 11px;font-size:13px;font-weight:600}.search-tabs{gap:4px;padding:8px 8px 4px;display:flex}.search-tabs button{color:var(--text-muted);cursor:pointer;text-transform:capitalize;background:0 0;border:0;border-radius:10px;flex:1;padding:9px;font-weight:600}.search-tabs button.active{background:var(--accent-soft);color:var(--accent)}.pinned-strip{border:0;border-bottom:1px solid var(--hairline);color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;text-align:left;cursor:pointer;z-index:2;background:#3eb9a814;flex-shrink:0;width:100%;padding:10px 18px;font-size:13px;transition:background .14s,color .14s;position:relative;overflow:hidden}.pinned-strip:hover{color:var(--text);background:#3eb9a824}.bubble.highlight{outline:2px solid var(--accent);animation:1.6s ease-out pin-flash;box-shadow:0 0 0 4px #3eb9a838}@keyframes pin-flash{0%{box-shadow:0 0 #3eb9a880}to{box-shadow:0 0 0 10px #3eb9a800}}.reply-quote{border-left:3px solid var(--accent);color:#ffffffb8;margin-bottom:4px;padding:2px 0 4px 8px;font-size:12px}.msg-menu{border:1px solid var(--hairline-strong);z-index:5;min-width:118px;box-shadow:var(--shadow);background:linear-gradient(#1f2b38,#17212b);border-radius:12px;flex-direction:column;display:flex;position:absolute;top:-8px;right:8px;overflow:hidden}.msg-menu button{text-align:left;cursor:pointer;background:0 0;border:0;padding:9px 12px;font-weight:500}.msg-menu button:hover{background:var(--bg-hover)}.composer-banner{border-top:1px solid var(--hairline);color:var(--text-muted);z-index:2;background:#3eb9a81a;flex-shrink:0;justify-content:space-between;align-items:center;padding:10px 18px;font-size:13px;display:flex;position:relative}.info-panel{background:var(--bg-sidebar);z-index:30;animation:rise .22s var(--ease-out);padding:16px;position:absolute;inset:0;overflow:auto}.info-panel-top{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.info-panel-top h3{font-family:var(--font-display);margin:0;font-weight:680}.info-section-title{color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;margin:16px 0 8px;font-size:13px;font-weight:600}.profile-backdrop{z-index:50;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#04080c80;justify-content:flex-end;animation:.16s fade;display:flex;position:fixed;inset:0}.profile-panel{background:var(--bg-sidebar);border-left:1px solid var(--hairline);width:min(420px,100%);height:100%;animation:rise .24s var(--ease-out);box-shadow:var(--shadow);flex-direction:column;display:flex;overflow:auto}.profile-top{border-bottom:1px solid var(--hairline);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#111820d9;flex-shrink:0;align-items:center;gap:8px;padding:12px 14px;display:flex}.profile-top-title{letter-spacing:-.02em;flex:1;font-size:16px;font-weight:650}.profile-hero{text-align:center;background:radial-gradient(ellipse at top, #3eb9a829, transparent 60%), var(--bg-chat);border-bottom:1px solid var(--hairline);padding:32px 20px 22px}.profile-avatar-wrap{width:120px;height:120px;margin:0 auto 14px;position:relative}.profile-avatar-btn{background:linear-gradient(180deg, var(--accent-hover), var(--accent));width:36px;height:36px;color:var(--accent-ink);cursor:pointer;border-radius:50%;place-items:center;font-size:16px;display:grid;position:absolute;bottom:2px;right:2px;box-shadow:0 6px 16px #00000059}.profile-name{font-family:var(--font-display);letter-spacing:-.03em;margin:0;font-size:24px;font-weight:680}.profile-sub{color:var(--text-muted);margin-top:6px;font-size:14px}.profile-section{padding:16px}.profile-rows{gap:12px;display:grid}.profile-row{border:1px solid var(--hairline);background:#ffffff08;border-radius:14px;padding:12px 14px}.profile-row-label{color:var(--accent);margin-bottom:4px;font-size:12px;font-weight:600}.profile-row-value{word-break:break-word;font-size:15px}.profile-actions{gap:8px;padding:8px 16px 24px;display:grid}