.stella{position:fixed;right:24px;bottom:24px;z-index:1200;font-family:var(--font)}
.stella__fab{position:relative;width:58px;height:58px;border:none;border-radius:50%;background:var(--gold-grad);color:#1a1205;cursor:pointer;box-shadow:0 10px 30px rgba(0,0,0,.4),0 0 0 1px color-mix(in srgb,var(--gold) 50%,transparent),0 6px 18px color-mix(in srgb,var(--gold) 45%,transparent);display:flex;align-items:center;justify-content:center;transition:transform .2s ease,box-shadow .2s ease}
.stella__fab:hover{transform:translateY(-2px) scale(1.04)}
.stella__fab:active{transform:translateY(0) scale(.98)}
.stella__ico{position:absolute;transition:opacity .2s ease,transform .25s ease}
.stella__ico--close{opacity:0;transform:rotate(-90deg) scale(.6)}
.stella[data-state="open"] .stella__ico--chat{opacity:0;transform:rotate(90deg) scale(.6)}
.stella[data-state="open"] .stella__ico--close{opacity:1;transform:none}
.stella__panel{position:absolute;right:0;bottom:74px;width:380px;max-width:calc(100vw - 32px);height:min(560px,78vh);display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:18px;overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.5),0 0 0 1px rgba(0,0,0,.2);transform-origin:bottom right;opacity:0;visibility:hidden;transform:translateY(14px) scale(.96);transition:opacity .22s ease,transform .22s ease,visibility .22s}
.stella[data-state="open"] .stella__panel{opacity:1;visibility:visible;transform:none}
.stella__head{display:flex;align-items:center;gap:12px;padding:14px 14px;background:var(--surface-2);border-bottom:1px solid var(--border)}
.stella__avatar{flex:none;width:40px;height:40px;border-radius:50%;background:var(--gold-grad);color:#1a1205;font-weight:800;font-size:1.05rem;display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 1px color-mix(in srgb,var(--gold) 45%,transparent)}
.stella__id{display:flex;flex-direction:column;line-height:1.25;min-width:0;flex:1}
.stella__name{font-family:var(--font-display);font-weight:700;color:var(--ink);font-size:1rem}
.stella__sub{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:.78rem;font-weight:600}
.stella__dot{width:8px;height:8px;border-radius:50%;background:var(--success);box-shadow:0 0 0 0 color-mix(in srgb,var(--success) 70%,transparent);animation:stellaPulse 2s infinite}
@keyframes stellaPulse{0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--success) 60%,transparent)}70%{box-shadow:0 0 0 6px transparent}100%{box-shadow:0 0 0 0 transparent}}
.stella__close{flex:none;width:32px;height:32px;border:none;background:transparent;color:var(--muted);cursor:pointer;border-radius:9px;display:flex;align-items:center;justify-content:center;transition:color .15s,background .15s}
.stella__close:hover{color:var(--ink);background:color-mix(in srgb,var(--ink) 8%,transparent)}
.stella__body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;scrollbar-width:thin;scrollbar-color:var(--border-2) transparent}
.stella__body::-webkit-scrollbar{width:8px}
.stella__body::-webkit-scrollbar-thumb{background:var(--border-2);border-radius:8px}
.stella__msg{max-width:84%;padding:10px 13px;border-radius:14px;font-size:.92rem;line-height:1.5;word-wrap:break-word;overflow-wrap:anywhere;animation:stellaIn .25s ease}
@keyframes stellaIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.stella__msg--bot{align-self:flex-start;background:var(--surface-2);color:var(--ink);border:1px solid var(--border);border-bottom-left-radius:5px}
.stella__msg--user{align-self:flex-end;background:linear-gradient(135deg,var(--blue-bright),var(--blue-deep));color:#fff;border-bottom-right-radius:5px}
.stella__msg a{color:var(--gold-bright);font-weight:600;text-decoration:underline;text-underline-offset:2px}
.stella__msg--bot a{color:var(--blue-bright)}
.stella__typing{align-self:flex-start;display:inline-flex;gap:4px;padding:13px 14px;background:var(--surface-2);border:1px solid var(--border);border-radius:14px;border-bottom-left-radius:5px}
.stella__typing span{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:stellaBlink 1.3s infinite}
.stella__typing span:nth-child(2){animation-delay:.18s}
.stella__typing span:nth-child(3){animation-delay:.36s}
@keyframes stellaBlink{0%,60%,100%{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}
.stella__input{display:flex;align-items:center;gap:8px;padding:12px;border-top:1px solid var(--border);background:var(--surface)}
.stella__text{flex:1;min-width:0;height:42px;padding:0 14px;border:1px solid var(--border);border-radius:12px;background:var(--bg-2);color:var(--ink);font:inherit;font-size:.92rem;outline:none;transition:border-color .15s,box-shadow .15s}
.stella__text::placeholder{color:var(--faint)}
.stella__text:focus{border-color:color-mix(in srgb,var(--gold) 55%,var(--border));box-shadow:0 0 0 3px color-mix(in srgb,var(--gold) 18%,transparent)}
.stella__send{flex:none;width:42px;height:42px;border:none;border-radius:12px;background:var(--gold-grad);color:#1a1205;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .15s ease,opacity .15s}
.stella__send:hover{transform:scale(1.06)}
.stella__send:disabled{opacity:.5;cursor:default;transform:none}
@media (max-width:480px){.stella{right:14px;bottom:14px}.stella__panel{width:calc(100vw - 28px);height:72vh;bottom:72px}}
@media (prefers-reduced-motion:reduce){.stella__fab,.stella__ico,.stella__panel,.stella__msg{transition:none;animation:none}.stella__dot,.stella__typing span{animation:none}}
.stella__hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0;pointer-events:none}
.stella__actions{display:flex;align-items:center;gap:6px;margin-left:auto}
.stella__lang-switch{display:inline-flex;align-items:center;gap:5px;height:30px;padding:0 9px;border:1px solid var(--border);border-radius:100px;background:color-mix(in srgb,var(--ink) 6%,transparent);color:var(--ink);font:inherit;font-size:.72rem;font-weight:700;cursor:pointer;transition:background .18s,border-color .18s}
.stella__lang-switch:hover{background:color-mix(in srgb,var(--gold) 16%,transparent);border-color:color-mix(in srgb,var(--gold) 45%,var(--border))}
.stella__lang-switch-flag{letter-spacing:.4px}
.stella__lang-switch svg{width:13px;height:13px;transition:transform .25s}
.stella__lang-switch.is-open svg{transform:rotate(180deg)}
.stella__lang-screen{position:relative;display:flex;flex-direction:column;gap:14px;padding:6px 2px 8px;animation:stellaLangIn .34s cubic-bezier(.34,1.56,.64,1)}
.stella__lang-title{display:flex;align-items:center;justify-content:center;gap:9px;font-family:var(--font-display);font-size:1.02rem;font-weight:700;color:var(--ink);text-align:center;margin-top:2px}
.stella__lang-globe{display:inline-flex;color:var(--gold-bright)}
.stella__lang-globe svg{width:20px;height:20px}
.stella__lang-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.stella__lang-btn{display:flex;align-items:center;gap:10px;padding:8px 9px;border:1px solid var(--border);border-radius:13px;background:var(--surface-2);color:var(--ink);font:inherit;font-size:.86rem;font-weight:600;text-align:left;cursor:pointer;transition:transform .22s cubic-bezier(.34,1.56,.64,1),border-color .2s,box-shadow .2s}
.stella__lang-btn:hover{border-color:color-mix(in srgb,var(--gold) 55%,var(--border));transform:translateY(-2px);box-shadow:0 6px 16px color-mix(in srgb,var(--gold) 22%,transparent)}
.stella__lang-btn:active{transform:translateY(0) scale(.98)}
.stella__lang-flag{flex:none;width:30px;height:22px;border-radius:6px;background:var(--bg-2);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:.62rem;font-weight:800;letter-spacing:.4px;color:var(--muted)}
.stella__lang-flag svg{width:14px;height:14px}
.stella__lang-label{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.stella__lang-other{display:flex;align-items:center;gap:8px;margin-top:2px}
.stella__lang-other-input{flex:1;min-width:0;height:42px;padding:0 16px;border:1px solid var(--border-2);border-radius:100px;background:var(--bg-2);color:var(--ink);font:inherit;font-size:.88rem;outline:none;transition:border-color .2s,box-shadow .2s}
.stella__lang-other-input::placeholder{color:var(--faint)}
.stella__lang-other-input:focus{border-color:color-mix(in srgb,var(--gold) 60%,var(--border));box-shadow:0 0 0 3px color-mix(in srgb,var(--gold) 18%,transparent)}
.stella__lang-other-btn{flex:none;width:42px;height:42px;border:none;border-radius:50%;background:var(--gold-grad);color:#1a1205;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .25s cubic-bezier(.34,1.56,.64,1),box-shadow .2s;box-shadow:0 4px 12px color-mix(in srgb,var(--gold) 40%,transparent)}
.stella__lang-other-btn:hover{transform:scale(1.08) rotate(8deg)}
.stella__lang-other-btn svg{width:19px;height:19px}
.stella__lang-error{min-height:16px;font-size:.78rem;font-weight:500;color:#ef4444;text-align:center}
.stella__lang-error.is-loading{color:var(--faint)}
.stella__lang-cancel{position:absolute;top:0;right:0;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border:none;border-radius:50%;background:transparent;color:var(--muted);cursor:pointer;transition:background .18s,color .18s}
.stella__lang-cancel:hover{background:color-mix(in srgb,var(--ink) 8%,transparent);color:var(--ink)}
.stella__lang-cancel svg{width:16px;height:16px}
.stella__lang-dropdown{position:absolute;right:12px;width:224px;max-height:320px;overflow-y:auto;padding:8px;background:var(--surface-2);border:1px solid var(--border);border-radius:14px;box-shadow:0 22px 50px rgba(0,0,0,.55),0 0 0 1px rgba(0,0,0,.2);z-index:40;display:none;scrollbar-width:thin;scrollbar-color:var(--border-2) transparent;animation:stellaDdIn .22s cubic-bezier(.34,1.56,.64,1)}
.stella__lang-dropdown.is-open{display:block}
.stella__lang-dropdown::-webkit-scrollbar{width:6px}
.stella__lang-dropdown::-webkit-scrollbar-thumb{background:var(--border-2);border-radius:4px}
.stella__lang-dd-item{display:flex;align-items:center;gap:10px;width:100%;padding:9px 10px;border:none;border-radius:10px;background:transparent;color:var(--ink);font:inherit;font-size:.85rem;font-weight:600;text-align:left;cursor:pointer;transition:background .16s}
.stella__lang-dd-item:hover{background:var(--bg-2)}
.stella__lang-dd-item.is-active{background:var(--gold-grad);color:#1a1205}
.stella__lang-dd-item.is-active .stella__lang-flag{background:rgba(0,0,0,.14);border-color:rgba(0,0,0,.18);color:#1a1205}
.stella__lang-dd-other{margin-top:4px;padding-top:11px;border-top:1px solid var(--border)}
@keyframes stellaLangIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@keyframes stellaDdIn{from{opacity:0;transform:translateY(-6px) scale(.97)}to{opacity:1;transform:none}}
@media (max-width:480px){.stella__lang-dropdown{width:calc(100% - 24px)}}
.stella__mic{flex:none;width:42px;height:42px;border:1px solid var(--border);border-radius:12px;background:var(--bg-2);color:var(--ink);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .15s ease,color .15s,background .15s,border-color .15s}
.stella__mic[hidden]{display:none}
.stella__mic:hover{transform:scale(1.06);border-color:color-mix(in srgb,var(--gold) 45%,var(--border))}
.stella__mic.is-recording{background:#e5484d;border-color:#e5484d;color:#fff;animation:stella-pulse 1.2s ease-in-out infinite}
.stella__mic.is-loading{opacity:.55;cursor:default}
@keyframes stella-pulse{0%,100%{box-shadow:0 0 0 0 color-mix(in srgb,#e5484d 55%,transparent)}50%{box-shadow:0 0 0 7px transparent}}
.stella__speak{margin-top:6px;width:26px;height:26px;border:1px solid var(--border);border-radius:8px;background:transparent;color:var(--faint);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:color .15s,border-color .15s,background .15s}
.stella__speak svg{width:15px;height:15px}
.stella__speak:hover{color:var(--ink);border-color:color-mix(in srgb,var(--gold) 45%,var(--border))}
.stella__speak.is-speaking{color:#1a1205;background:var(--gold-grad);border-color:transparent}