:root{--lg-blur: 24px;--lg-sat: 180%;--lg-fill: rgba(255, 255, 255, .52);--lg-fill-soft: rgba(255, 255, 255, .38);--lg-fill-strong: rgba(255, 255, 255, .68);--lg-rim: rgba(255, 255, 255, .9);--lg-border: rgba(255, 255, 255, .55);--lg-shadow: 0 20px 48px -22px rgba(186, 110, 140, .45);--r-card: 22px;--r-ctl: 13px;--r-pill: 999px;--bg-1: #fff7fa;--bg-2: #fdeef4;--bg-3: #f4f0fc;--ink: #3b2a33;--ink-dim: #7c6672;--muted: #a5909c;--hairline: rgba(150, 100, 125, .14);--rose: #e0517f;--rose-deep: #c93a68;--peach: #dd7b3c;--violet: #7c68e8;--sky: #3d7fc4;--mint: #1f9b8c;--paper: oklch(97% .012 95);--card: oklch(98.8% .007 95);--accent: oklch(87% .175 96);--accent-deep: oklch(72% .16 92);--ink-paper: oklch(20% .014 255);--edge: 4px;--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--ease-snap: cubic-bezier(.2, .9, .3, 1);--dur-micro: .12s;--font-display: "Space Grotesk", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei UI", sans-serif;--font-bubble: "Chillax", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei UI", sans-serif;--font-mono: "JetBrains Mono", ui-monospace, monospace}[data-theme=dark]{--lg-fill: rgba(42, 30, 54, .55);--lg-fill-soft: rgba(42, 30, 54, .4);--lg-fill-strong: rgba(48, 34, 62, .72);--lg-rim: rgba(255, 255, 255, .12);--lg-border: rgba(255, 255, 255, .12);--lg-shadow: 0 20px 48px -22px rgba(0, 0, 0, .55);--bg-1: #1b1420;--bg-2: #171120;--bg-3: #130e1a;--ink: #f3eaf7;--ink-dim: #b9a6c4;--muted: #7e6b8a;--hairline: rgba(255, 255, 255, .1);--rose: #f06a96;--rose-deep: #d14e7e;--paper: #221a2a;--card: #2a2135;--accent: #6b5ab0;--accent-deep: #3f3468;--ink-paper: #f3eaf7}*{box-sizing:border-box;margin:0}html,body,#root{height:100%;height:100dvh;overflow-x:hidden}body{font-family:var(--font-display);color:var(--ink);background:radial-gradient(38rem 38rem at 10% -10%,rgba(255,178,206,.62),transparent 60%),radial-gradient(42rem 42rem at 92% 2%,rgba(206,188,255,.5),transparent 60%),radial-gradient(36rem 36rem at 58% 100%,rgba(255,206,178,.42),transparent 60%),linear-gradient(160deg,var(--bg-1),var(--bg-2) 55%,var(--bg-3));background-attachment:fixed;-webkit-font-smoothing:antialiased;overflow:hidden}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;width:100%;max-width:100vw;z-index:0;pointer-events:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");opacity:.3;mix-blend-mode:soft-light}[data-theme=dark] body:before{opacity:.16}@media (prefers-reduced-transparency: reduce){body:before{display:none}}.btn{font:inherit;border:none;cursor:pointer;color:var(--ink);border-radius:var(--r-ctl);padding:11px 18px;transition:translate var(--dur-micro) var(--ease-snap),box-shadow var(--dur-micro) var(--ease-snap),opacity var(--dur-micro) var(--ease-snap)}.btn:disabled{opacity:.55;cursor:default}.btn-primary{width:100%;color:#fff;font-weight:600;background:linear-gradient(135deg,var(--rose),var(--violet));box-shadow:0 var(--edge) 0 0 var(--rose-deep),var(--lg-shadow)}.btn-primary:not(:disabled):hover{--edge: 5px;translate:0 -1px}.btn-primary:not(:disabled):active{--edge: 1px;translate:0 3px}.btn-ghost{background:var(--lg-fill-soft);box-shadow:inset 0 0 0 1px var(--lg-border);border-radius:var(--r-pill)}.btn-ghost:hover{translate:0 -1px}.btn-ghost:active{translate:0 1px}input{font:inherit;color:var(--ink);width:100%;border:none;outline:none;background:var(--lg-fill-strong);box-shadow:inset 0 0 0 1px var(--hairline);border-radius:var(--r-ctl);padding:11px 13px;transition:box-shadow var(--dur-micro) var(--ease-snap)}input:focus{box-shadow:inset 0 0 0 1px var(--rose),0 0 0 3px #e0517f26}::selection{background:#e0517f40}.glass{position:relative;background:var(--lg-fill);-webkit-backdrop-filter:blur(var(--lg-blur)) saturate(var(--lg-sat));backdrop-filter:blur(var(--lg-blur)) saturate(var(--lg-sat));border-radius:var(--r-card);box-shadow:var(--lg-shadow),inset 0 1px 0 var(--lg-rim),inset 0 0 0 1px var(--lg-border)}.glass:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:inherit;pointer-events:none;background:linear-gradient(135deg,rgba(255,255,255,.72),rgba(255,255,255,.14) 34%,transparent 60%);opacity:.5}[data-theme=dark] .glass:before{background:linear-gradient(135deg,rgba(255,255,255,.14),rgba(255,255,255,.04) 34%,transparent 60%);opacity:.6}@media (prefers-reduced-transparency: reduce){.glass{-webkit-backdrop-filter:none;backdrop-filter:none;background:var(--bg-1)}}.logo-bubble{width:44px;height:44px;display:grid;place-items:center;font-size:20px;font-weight:600;color:#fff;border-radius:14px 14px 14px 4px;background:linear-gradient(135deg,var(--rose),var(--violet));box-shadow:0 3px 0 0 var(--rose-deep);-webkit-user-select:none;user-select:none}.logo-bubble.big{width:72px;height:72px;font-size:32px;border-radius:22px 22px 22px 6px}.auth-wrap,.shell{position:relative;z-index:1;height:100%}.auth-wrap{display:grid;place-items:center;padding:20px}.auth-card{width:min(92vw,380px);padding:30px 26px 26px;display:flex;flex-direction:column;gap:14px}.auth-title{font-size:26px;letter-spacing:.06em}.auth-sub{color:var(--ink-dim);font-size:14px;margin-top:-8px}.seg{display:grid;grid-template-columns:1fr 1fr;gap:4px;background:var(--lg-fill-soft);border-radius:var(--r-ctl);padding:4px;box-shadow:inset 0 0 0 1px var(--hairline)}.seg button{font:inherit;border:none;cursor:pointer;color:var(--ink-dim);background:transparent;border-radius:calc(var(--r-ctl) - 3px);padding:8px 0;transition:all var(--dur-micro) var(--ease-snap)}.seg button.on{color:#fff;font-weight:600;background:linear-gradient(135deg,var(--rose),var(--violet))}.field{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--ink-dim)}.auth-error{color:var(--rose-deep);font-size:13px;background:#e0517f1a;border-radius:var(--r-ctl);padding:9px 12px}[data-theme=dark] .auth-error{color:var(--rose)}.shell{display:grid;grid-template-columns:300px 1fr;grid-template-rows:minmax(0,1fr);min-height:0;gap:14px;padding:14px}.sidebar{display:flex;flex-direction:column;padding:18px 14px;gap:14px;min-height:0;overflow-y:auto}.side-head{display:flex;align-items:center;gap:12px}.side-title{font-weight:600;font-size:17px}.side-sub{color:var(--ink-dim);font-size:13px}.side-empty{flex:1;display:grid;place-items:center;color:var(--muted);font-size:13px;border:1px dashed var(--hairline);border-radius:var(--r-ctl)}.side-logout{align-self:stretch}.chat-pane{display:grid;place-items:center;overflow:hidden}.empty-state{display:flex;flex-direction:column;align-items:center;gap:10px;color:var(--ink-dim)}.empty-state h1{font-size:22px;color:var(--ink);letter-spacing:.08em}.empty-state p{font-size:14px}@media (max-width: 720px){.shell{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr);gap:0;padding:0;height:100dvh;min-height:0}.shell>.sidebar{display:flex;border-radius:0;padding:calc(14px + env(safe-area-inset-top)) 14px calc(14px + env(safe-area-inset-bottom))}.shell>.chat-pane{display:none;border-radius:0;min-height:0}.shell.has-active>.sidebar{display:none}.shell.has-active>.chat-pane{display:flex}.shell>.chat-pane.with-conv{border-radius:0}.chat-head{padding:calc(12px + env(safe-area-inset-top)) 12px 12px;gap:8px}.chat-head .back-btn{display:grid}.msg-scroll{padding:12px;-webkit-overflow-scrolling:touch}.composer{padding:10px 10px calc(10px + env(safe-area-inset-bottom));gap:6px}.composer input{padding:11px 14px;font-size:16px}.bubble{max-width:86%}}.back-btn{display:none;flex:none;width:34px;height:34px;place-items:center;border:none;border-radius:50%;font-size:24px;line-height:1;color:var(--ink);background:var(--lg-fill-soft);cursor:pointer}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:grid;place-items:center;padding:16px;background:#140c146b;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-card{width:min(92vw,380px);max-height:calc(100dvh - 32px);overflow-y:auto}.modal-card .btn-ghost{width:100%}.conv-scroll{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:4px;margin:0 -4px;padding:0 4px}.conv-item{display:flex;align-items:center;gap:10px;font:inherit;color:var(--ink);text-align:left;border:none;background:transparent;border-radius:var(--r-ctl);padding:9px 10px;cursor:pointer;transition:background var(--dur-micro) var(--ease-snap)}.conv-item:hover{background:var(--lg-fill-soft)}.conv-item.on{background:var(--lg-fill-strong);box-shadow:inset 0 0 0 1px var(--hairline)}.conv-avatar{flex:none;position:relative;width:38px;height:38px;display:grid;place-items:center;border-radius:12px 12px 12px 4px;background:linear-gradient(135deg,#e0517f29,#7c68e829);color:var(--rose);font-weight:600}.conv-avatar.online:after{content:"";position:absolute;right:-1px;bottom:-1px;width:10px;height:10px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 2px var(--bg-1)}[data-theme=dark] .conv-avatar.online:after{box-shadow:0 0 0 2px var(--bg-1)}[data-theme=dark] .conv-avatar{color:var(--rose)}.conv-meta{flex:1;min-width:0}.conv-title{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conv-preview{font-size:12px;color:var(--ink-dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conv-unread{flex:none;min-width:20px;height:20px;padding:0 6px;display:grid;place-items:center;border-radius:var(--r-pill);background:var(--rose);color:#fff;font-size:11px;font-weight:600}.new-dm{display:flex;gap:6px}.new-dm input{font-size:13px;padding:8px 11px}.side-sub.warn{color:var(--peach)}.chat-pane{display:flex;flex-direction:column;overflow:hidden;min-height:0}.chat-pane>.empty-state{margin:auto}.chat-pane.with-conv{background:var(--paper)}[data-theme=dark] .chat-pane.with-conv{background:var(--lg-fill);-webkit-backdrop-filter:blur(var(--lg-blur)) saturate(var(--lg-sat));backdrop-filter:blur(var(--lg-blur)) saturate(var(--lg-sat))}.chat-head{display:flex;align-items:center;gap:10px;padding:14px 18px;border-bottom:1px solid var(--hairline)}.chat-head-title{font-weight:600}.msg-scroll{flex:1;overflow-y:auto;padding:16px 18px;display:flex;flex-direction:column}.msg-empty{margin:auto;color:var(--muted);font-size:13px}.msg-row{display:flex;margin:5px 0}.msg-row.mine{justify-content:flex-end}.bubble{--edge: 4px;max-width:80%;padding:10px 14px 7px;font-family:var(--font-bubble);font-size:15px;line-height:1.5;background:var(--card);color:var(--ink-paper);box-shadow:inset 0 0 0 1px var(--hairline),0 var(--edge) 0 0 #0000000f;border-radius:24px 24px 24px 6px;transition:translate var(--dur-micro) var(--ease-snap),box-shadow var(--dur-micro) var(--ease-snap)}.msg-row.mine .bubble{background:var(--accent);box-shadow:0 3px 0 0 var(--accent-deep);border-bottom-left-radius:24px;border-bottom-right-radius:6px}[data-theme=dark] .msg-row.mine .bubble{color:#fff}.msg-row.mine .bubble:hover{--edge: 5px;translate:0 -1px}.msg-row.mine .bubble:active{--edge: 1px;translate:0 3px}.bubble-text{white-space:pre-wrap;word-break:break-word}.bubble-meta{margin-top:2px;text-align:right;font-family:var(--font-mono);font-size:10px;opacity:.55}.composer{display:flex;gap:8px;padding:12px 14px 14px}.composer input{border-radius:var(--r-pill);padding:12px 18px;background:var(--lg-fill-strong);box-shadow:inset 0 0 0 1px var(--lg-border)}.btn-send{border-radius:var(--r-pill);padding:0 18px;color:#fff;font-weight:600;white-space:nowrap;background:linear-gradient(135deg,var(--rose),var(--violet));box-shadow:0 var(--edge) 0 0 var(--rose-deep),var(--lg-shadow)}.bubble.media-bubble{padding:6px 6px 4px}.bubble-img{display:block;max-width:min(260px,62vw);max-height:320px;width:auto;height:auto;border-radius:18px;cursor:zoom-in}.bubble-text.dim{opacity:.6;font-size:13px}.voice-bubble{padding:10px 14px 7px}.voice{display:flex;align-items:center;gap:8px}.voice-btn{flex:none;width:30px;height:30px;border:none;border-radius:50%;cursor:pointer;display:grid;place-items:center;font-size:11px;background:#00000014;color:var(--ink-paper);transition:translate var(--dur-micro) var(--ease-snap)}.msg-row.mine .voice-btn{background:#00000029;color:#fff}.voice-btn:active{translate:0 1px}.voice-wave{flex:1;letter-spacing:2px;font-size:10px;opacity:.5;overflow:hidden;white-space:nowrap}.voice-dur{font-family:var(--font-mono);font-size:12px;opacity:.7}.voice-failed{margin-top:3px;font-size:11px;opacity:.6}.recording-bar{flex:1;display:flex;align-items:center;gap:10px}.rec-dot{width:11px;height:11px;border-radius:50%;background:var(--rose);animation:rec-pulse 1.2s ease-in-out infinite}@keyframes rec-pulse{50%{opacity:.35}}.rec-time{font-family:var(--font-mono);font-size:14px;color:var(--rose-deep);font-weight:600}[data-theme=dark] .rec-time{color:var(--rose)}.tool-btn{flex:none;width:38px;height:38px;border:none;border-radius:var(--r-pill);cursor:pointer;font-size:16px;background:var(--lg-fill-strong);box-shadow:inset 0 0 0 1px var(--lg-border);display:grid;place-items:center;transition:translate var(--dur-micro) var(--ease-snap)}.tool-btn:hover{translate:0 -1px}.tool-btn:active{translate:0 1px}.composer-err{padding:0 16px 10px;font-size:12px;color:var(--rose-deep)}[data-theme=dark] .composer-err{color:var(--rose)}.msg-recalled{margin:6px auto;font-size:12px;color:var(--muted);background:var(--lg-fill-soft);border-radius:var(--r-pill);padding:4px 14px}.msg-recall-btn{align-self:center;order:2;font:inherit;font-size:11px;color:var(--muted);background:transparent;border:none;cursor:pointer;border-radius:var(--r-ctl);padding:4px 7px;opacity:0;transition:opacity var(--dur-micro) var(--ease-snap)}.msg-row.mine .msg-recall-btn{order:-1}.msg-row:hover .msg-recall-btn{opacity:1}.msg-recall-btn:hover{color:var(--rose-deep);background:var(--lg-fill-soft)}[data-theme=dark] .msg-recall-btn:hover{color:var(--rose)}.chat-head-text{min-width:0}.chat-head-sub{font-size:11px;color:var(--muted);min-height:14px}.chat-head-sub.typing{color:var(--rose)}.mini-seg{padding:3px}.mini-seg button{font-size:12px;padding:5px 0}.new-dm input{font-size:13px;padding:8px 11px;min-width:0}.msg-scroll{overflow-x:hidden}.btn-send:not(:disabled):hover{--edge: 5px;translate:0 -1px}.btn-send:not(:disabled):active{--edge: 1px;translate:0 3px}