:root{color-scheme:dark;font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#212121;color:#ececec;font-synthesis:none;--muted:#a1a1a1;--border:#3d3d3d}
*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{cursor:wait}button,input,select,textarea{-webkit-tap-highlight-color:transparent}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid #bcbcbc;outline-offset:3px}[hidden]{display:none!important}.muted{color:var(--muted);line-height:1.65}.eyebrow{font-size:11px;color:#888;letter-spacing:.1em;font-weight:600}
.brand,.auth-brand{display:flex;align-items:center;gap:11px;font-weight:650;font-size:21px;letter-spacing:-.5px}.brand small,.auth-brand small{font-size:9px;letter-spacing:.06em;font-weight:500;color:#949494;margin-left:5px}.brand-mark{width:31px;height:31px;border:1px solid #686868;border-radius:50%;color:#eee;display:grid;place-items:center;font-size:17px;font-weight:650}
.auth-screen,.wait-screen{min-height:100dvh;display:flex;flex-direction:column;align-items:center;padding:30px;background:#212121}.auth-brand{align-self:flex-start}.auth-card,.wait-card{width:min(400px,100%);padding:32px 16px;margin:auto}.auth-card h1,.wait-card h1{font-size:32px;letter-spacing:-1px;line-height:1.2;margin:14px 0}.auth-card .muted,.wait-card .muted{font-size:14px;margin:0 0 28px}.auth-card form{display:grid;gap:10px}.auth-card label{font-size:13px;color:#c8c8c8;margin-top:10px}.auth-card input{width:100%;height:51px;background:#272727;border:1px solid #505050;border-radius:12px;padding:0 16px;color:#fff}.auth-card input::placeholder{color:#777}.primary,.secondary{height:47px;border-radius:24px;font-size:14px;font-weight:600}.primary{background:#ececec;color:#171717;border:0}.primary:hover{background:#fff}.secondary{border:1px solid #555;color:#eee;background:transparent;padding:0 25px}.wide{width:100%;margin-top:17px}.text-link{display:block;background:none;color:#d1d1d1;border:0;font-size:13px;margin:24px auto 0;text-decoration:underline;text-underline-offset:4px}.form-error{color:#f4a8a8;font-size:13px;line-height:1.5}.auth-foot{font-size:11px;color:#8a8a8a;text-align:center}.wait-card{text-align:center}.wait-icon{font-size:48px;color:#aaa}
.app{height:100dvh;display:flex;overflow:hidden}.sidebar{width:260px;flex:none;background:#171717;display:flex;flex-direction:column;padding:18px 12px 14px}.sidebar-head{padding:5px 12px 27px;display:flex;justify-content:space-between;align-items:center}.new-chat{height:43px;border:0;color:#ececec;background:transparent;border-radius:10px;text-align:left;padding:0 13px;font-size:14px;display:flex;align-items:center;gap:11px}.new-chat:hover{background:#292929}.new-chat span{font-size:22px}.section-label{font-size:12px;color:#888;font-weight:500;margin:32px 13px 10px}.chat-list{flex:1;overflow:auto;scrollbar-width:thin;scrollbar-color:#454545 transparent}.chat-item{display:flex;align-items:center;gap:8px;width:100%;text-align:left;background:none;border:0;color:#d0d0d0;padding:12px 13px;border-radius:8px;font-size:13px;white-space:nowrap}.chat-item.active,.chat-item:hover{background:#2e2e2e;color:#fff}.chat-item span{flex:1;overflow:hidden;text-overflow:ellipsis}.chat-item .delete{opacity:0;border:0;color:#aaa;background:none;font-size:18px;padding:0 2px}.chat-item:hover .delete,.chat-item:focus-within .delete{opacity:1}.sidebar-bottom{padding:17px 10px 0}.usage-line{display:flex;justify-content:space-between;color:#888;font-size:11px;margin-bottom:16px}.usage-line strong{color:#bcbcbc;font-weight:500}.usage-track{height:3px;background:#363636;border-radius:99px;margin:-5px 0 18px}.usage-track div{height:100%;width:0;background:#ccc;border-radius:99px}.account-line{display:flex;align-items:center;gap:10px;color:#ddd;font-size:12px;border-top:1px solid #303030;padding-top:16px}.account-avatar{width:30px;height:30px;flex:none;border-radius:50%;background:#424242;display:grid;place-items:center;font-size:13px;color:#eee}.account-details{min-width:0;flex:1}.account-details span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account-line small{display:block;color:#888;font-size:10px;margin-top:4px}.icon{background:none;border:0;color:#bdbdbd;font-size:22px;line-height:1;width:34px;height:34px;border-radius:8px;display:grid;place-items:center;padding:5px}.icon:hover{color:#fff;background:#353535}
.main{min-width:0;flex:1;display:flex;flex-direction:column;background:#212121}.topbar{height:65px;flex:none;display:flex;align-items:center;justify-content:space-between;gap:15px;padding:0 28px}.top-title{min-width:0;display:flex;align-items:center;gap:22px;font-size:12px}.top-title strong{font-size:19px;font-weight:600;white-space:nowrap;color:#e4e4e4;letter-spacing:-.4px}.top-title strong small{font-size:11px;color:#858585;font-weight:400;margin-left:5px;letter-spacing:0}.top-title>span{color:#888;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:380px}.private-badge{font-size:11px;color:#737373;white-space:nowrap}.chat-area{flex:1;overflow:auto;position:relative;padding:15px 28px;scrollbar-width:thin;scrollbar-color:#4b4b4b transparent}.welcome{max-width:760px;margin:0 auto;text-align:center;padding:25px 0 30px}.welcome h1{font-size:clamp(29px,3.6vw,38px);letter-spacing:-1.2px;margin:0 0 13px;font-weight:600}.welcome p{font-size:14px;color:#999;line-height:1.6;margin:0}.suggestions{display:flex;justify-content:center;flex-wrap:wrap;gap:9px;margin-top:24px}.suggestions button{border:1px solid #444;background:transparent;color:#c1c1c1;padding:10px 15px;border-radius:22px;font-size:12px}.suggestions button:hover{background:#303030;color:#fff;border-color:#626262}.main:has(#welcome:not([hidden])) .chat-area{flex:0;margin-top:auto;overflow:visible}.main:has(#welcome:not([hidden])) .messages{display:none}.main:has(#welcome:not([hidden])) .composer-wrap{margin-bottom:auto;padding-bottom:50px}.main:has(#welcome:not([hidden])) .top-title>span{display:none}
.messages{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:32px;padding:20px 0 35px}.message{display:flex;gap:0;font-size:15px;line-height:1.8}.avatar,.message-name{display:none}.message-content{flex:1;min-width:0}.message-text{white-space:pre-wrap;overflow-wrap:anywhere;color:#ececec}.message.user{align-self:flex-end;max-width:85%;margin-bottom:4px}.message.user .message-content{background:#303030;padding:11px 19px;border-radius:23px}.message.user .message-text{color:#ececec;line-height:1.6}.message.error .message-text{color:#f3a6a6}.message-status{font-size:11px;color:#999;margin-top:9px}
.composer-wrap{width:min(820px,100%);align-self:center;padding:0 28px 14px;flex:none}.attachment{font-size:12px;color:#ddd;padding:9px 12px;margin-bottom:9px;border:1px solid #4a4a4a;background:#303030;border-radius:12px;width:max-content;max-width:100%;overflow-wrap:anywhere}.attachment button{border:0;background:none;color:#bbb;margin-left:12px;font-size:17px}.composer{border:1px solid #424242;background:#303030;border-radius:25px;padding:17px 16px 12px}.composer:focus-within{border-color:#626262}.composer textarea{display:block;width:100%;resize:none;border:0;outline:0!important;background:none;color:#eee;min-height:43px;max-height:175px;line-height:1.5;font-size:15px;padding:0 5px}.composer textarea::placeholder{color:#aaa}.composer-controls,.controls-left{display:flex;align-items:center;gap:9px}.composer-controls{justify-content:space-between}.controls-left label{display:none}.controls-left select{background:#303030;color:#bbb;border:0;border-radius:20px;font-size:12px;padding:7px 8px;max-width:175px;cursor:pointer}.controls-left select:hover{background:#3b3b3b}.attach-button{width:32px;height:32px;font-size:27px;border-radius:50%;font-weight:300}.send-button{border:0;background:#ececec;color:#222;border-radius:50%;width:35px;height:35px;font-weight:600;font-size:24px;line-height:1;padding:3px}.send-button:hover{background:#fff}.send-button:disabled{opacity:.45}.composer-note{text-align:center;color:#888;font-size:11px;margin:10px 0 0;line-height:1.5}.toast{position:fixed;bottom:24px;right:24px;background:#333;color:#eee;border:1px solid #555;padding:12px 17px;border-radius:12px;font-size:13px;opacity:0;pointer-events:none;transition:opacity .2s;max-width:min(380px,calc(100vw - 32px));z-index:20}.toast.visible{opacity:1}.mobile-only{display:none}
@media(max-width:760px){.sidebar{position:fixed;top:0;bottom:0;left:0;z-index:10;transform:translateX(-100%);transition:transform .2s;box-shadow:18px 0 65px #0008;width:270px}.sidebar.open{transform:translateX(0)}.mobile-only{display:grid}.topbar{height:58px;padding:0 13px;gap:10px}.top-title{flex:1;gap:10px}.top-title>span,.private-badge{display:none}.chat-area{padding:10px 20px}.welcome{padding:22px 0 26px}.welcome h1{font-size:30px}.welcome p{font-size:13px}.suggestions{gap:7px;margin-top:21px}.suggestions button{font-size:11px;padding:9px 12px}.composer-wrap{padding:0 12px 12px}.main:has(#welcome:not([hidden])) .composer-wrap{padding-bottom:65px}.message.user{max-width:92%}.message{font-size:14px}.messages{gap:25px}.composer{border-radius:23px;padding:15px 12px 10px}.composer-note{font-size:10px}.auth-screen,.wait-screen{padding:22px}.auth-card,.wait-card{padding:25px 0}.chat-item .delete{opacity:1}.top-title strong{font-size:18px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}