:root{color-scheme:dark;--bg:#212121;--panel:#2f2f2f;--panel2:#2f2f2f;--panel3:#3a3a3a;--border:#3a3a3a;--text:#f4f4f4;--muted:#b4b4b4;--accent:#f2f2f2;--accentText:#111;--danger:#ff5c5c;--sidebar:#171717;--maxchat:860px}
*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);overflow:hidden}button,input,textarea,select{font:inherit}button{color:inherit}a{color:inherit;text-decoration:none}[hidden]{display:none!important}
.app-shell{height:100vh;display:grid;grid-template-columns:260px minmax(0,1fr);background:var(--bg)}
.sidebar{background:var(--sidebar);padding:10px 8px 10px;display:flex;flex-direction:column;gap:4px;min-height:0;border-right:0}.sidebar-head{display:flex;flex-direction:column;gap:2px}.brand-row{height:44px;display:flex;align-items:center;justify-content:space-between;padding:0 9px}.brand{font-size:20px;font-weight:700;letter-spacing:-.5px}.brand-actions{display:flex;gap:4px}.plain-icon{width:34px;height:34px;border:0;background:transparent;border-radius:8px;display:grid;place-items:center;cursor:pointer;font-size:20px}.plain-icon:hover,.sidebar-nav-row:hover,.conversation-row:hover,.project-row:hover,.account-summary:hover{background:#2a2a2a}.sidebar-nav-row{min-height:40px;width:100%;border:0;background:transparent;border-radius:8px;display:flex;align-items:center;gap:11px;padding:8px 10px;text-align:left;cursor:pointer;font-weight:500}.sidebar-nav-row>span:first-child{width:22px;text-align:center;font-size:18px}.sidebar-more{position:relative}.sidebar-more>summary{list-style:none}.sidebar-more>summary::-webkit-details-marker{display:none}.floating-menu{position:fixed;z-index:50;background:#353535;border:1px solid #4a4a4a;border-radius:16px;padding:8px;box-shadow:0 18px 50px rgba(0,0,0,.4);min-width:290px}.more-popover{position:absolute;left:100%;top:0;margin-left:6px}.menu-line{width:100%;height:50px;border:0;background:transparent;border-radius:10px;display:flex;align-items:center;gap:12px;padding:0 12px;text-align:left;cursor:pointer;font-size:15px}.menu-line:hover{background:#464646}.menu-line>span:first-child{width:24px;text-align:center;font-size:20px}.menu-line small{margin-left:auto;background:#5a5a5a;border-radius:999px;padding:2px 7px;font-size:10px}.conversation-search-wrap{padding:4px 8px}.conversation-search{border:1px solid #444;background:#222;border-radius:8px;padding:9px 10px}.sidebar-section{min-height:0}.projects-section{margin-top:12px}.chats-section{margin-top:4px;display:flex;flex-direction:column;min-height:0;flex:1}.sidebar-section-title{padding:7px 10px 5px;color:#c8c8c8;font-size:13px;font-weight:600}.project-list,.conversation-list{display:flex;flex-direction:column;gap:1px;overflow:auto;min-height:0}.project-row,.conversation-row{position:relative;border-radius:8px;display:flex;align-items:center;min-height:40px}.project-item,.conversation-item{flex:1;background:transparent;border:0;color:#f0f0f0;text-align:left;padding:9px 36px 9px 10px;border-radius:8px;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:14px}.project-row.active,.conversation-row.active{background:#303030}.conversation-actions{position:absolute;right:5px;display:none}.conversation-row:hover .conversation-actions,.conversation-row.active .conversation-actions{display:flex}.conversation-action{border:0;background:transparent;border-radius:6px;width:28px;height:28px;cursor:pointer}.conversation-action:hover{background:#444}.conversation-action.rename{display:none}.conversation-action.delete{font-size:0}.conversation-action.delete::after{content:'•••';font-size:13px}.conversation-empty{padding:8px 10px;color:#888;font-size:12px}.sidebar-spacer{display:none}.sidebar-account{margin-top:4px}.account-summary{list-style:none;display:flex;align-items:center;gap:9px;border-radius:8px;padding:7px 8px;cursor:pointer}.account-summary::-webkit-details-marker{display:none}.account-avatar{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:#ec7b30;font-size:11px;font-weight:700}.account-copy{display:flex;flex-direction:column;min-width:0;flex:1}.account-copy small{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#aaa}.account-popover{position:absolute;left:8px;bottom:58px;width:240px;background:#353535;border:1px solid #4a4a4a;border-radius:14px;padding:7px;box-shadow:0 18px 50px rgba(0,0,0,.4)}.nav-link,.ghost{display:block;width:100%;padding:10px;border-radius:8px;color:#eee;font-size:13px}.ghost{border:0;background:transparent;text-align:left;cursor:pointer}.nav-link:hover,.ghost:hover{background:#444}
.chat-main{min-width:0;display:flex;flex-direction:column;height:100vh;position:relative;background:#212121}.topbar{height:56px;flex:0 0 56px;display:flex;align-items:center;padding:0 14px;background:#212121;z-index:4}.topbar-menu{display:none}.topbar-title{display:flex;align-items:center;gap:7px}.topbar-title strong{font-size:17px}.topbar-subtitle{font-size:13px;color:#aaa}.user-label{margin-left:auto}.muted{color:var(--muted);font-size:12px}.messages{flex:1;overflow:auto;padding:28px 18px 190px}.welcome{max-width:var(--maxchat);margin:28vh auto 0;text-align:center;padding:0 16px}.welcome h1{font-size:30px;letter-spacing:-1px;margin:0}.welcome p,.logo-orb.hero-logo{display:none}.message{max-width:var(--maxchat);margin:0 auto 26px;display:flex;gap:12px;align-items:flex-start}.message .avatar{display:none}.bubble{line-height:1.68;white-space:pre-wrap;overflow-wrap:anywhere;padding-top:2px;font-size:15px}.message.user{justify-content:flex-end}.message.user .message-body{max-width:75%}.message.user .bubble{background:#303030;padding:10px 14px;border-radius:18px}.message.assistant .message-body{width:100%}.meta{margin-top:7px;font-size:10px;color:#777}.composer-wrap{position:absolute;left:0;right:0;bottom:0;padding:34px 18px max(12px,env(safe-area-inset-bottom));background:linear-gradient(transparent,#212121 28%);z-index:3}.composer-shell{max-width:var(--maxchat);margin:auto}.file-status{min-height:17px;padding:0 12px 4px}.composer{background:#303030;border:1px solid #414141;border-radius:28px;padding:8px 8px 8px 10px;display:flex;gap:8px;align-items:flex-end;box-shadow:none}.composer textarea{flex:1;background:transparent;border:0;outline:0;color:var(--text);resize:none;max-height:180px;min-height:40px;padding:9px 2px;line-height:1.45}.composer textarea::placeholder{color:#aaa}.icon-action{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;cursor:pointer;color:#eee;font-size:24px;line-height:1}.icon-action:hover{background:#444}.send{width:38px;height:38px;border:0;border-radius:50%;background:#f4f4f4;color:#111;display:grid;place-items:center;font-size:19px;font-weight:900;cursor:pointer}.send:disabled{opacity:.45}.fineprint{text-align:center;color:#8c8c8c;font-size:11px;margin-top:7px}.voice-action{border:0;background:transparent;border-radius:50%;width:38px;height:38px;cursor:pointer}.voice-action:hover{background:#444}.composer-menu{position:relative}.composer-popover{position:absolute;left:0;bottom:48px;min-width:230px;background:#353535;border:1px solid #4a4a4a;border-radius:14px;padding:7px;box-shadow:0 18px 50px rgba(0,0,0,.4)}.menu-action{width:100%;border:0;background:transparent;color:#eee;padding:10px;border-radius:8px;display:block;text-align:left;cursor:pointer}.menu-action:hover{background:#444}.mode-select{margin-top:4px;background:#292929}.context-menu{min-width:300px}.context-menu .danger{color:#ff6b6b}.menu-separator{height:1px;background:#505050;margin:6px 4px}.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:80;display:grid;place-items:center}.modal-card{width:min(460px,calc(100vw - 32px));background:#2d2d2d;border:1px solid #484848;border-radius:18px;padding:20px;box-shadow:0 24px 80px rgba(0,0,0,.55)}.modal-card h3{margin:0 0 14px}.modal-card .modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.primary,.secondary{border-radius:10px;padding:10px 14px;cursor:pointer;font-weight:700}.primary{border:0;background:#f4f4f4;color:#111}.secondary{border:1px solid #555;background:#3a3a3a;color:#fff}
.auth-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:#212121}.auth-card{width:min(420px,100%);display:flex;flex-direction:column;gap:14px;padding:30px;border:1px solid #444;border-radius:22px;background:#2b2b2b}.auth-card h1{margin:0;text-align:center;font-size:24px}.auth-card>p{text-align:center;margin:-6px 0 5px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}input,textarea,select{width:100%;border:1px solid #444;border-radius:10px;background:#242424;color:#fff;padding:11px 12px;outline:none}.status{min-height:18px;font-size:12px}.status.err{color:var(--danger)}
.owner-shell{min-height:100vh;overflow:auto}.owner-header{height:70px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;background:#171717;z-index:5}.brand-link{font-size:24px;font-weight:850}.key-box{display:flex;gap:8px}.key-box input{width:250px}.owner-main{max-width:1240px;margin:0 auto;padding:28px}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:18px}.stat-card,.card{background:#2b2b2b;border:1px solid #444;border-radius:16px}.stat-card{padding:18px}.stat-card span{display:block;color:var(--muted);font-size:13px}.stat-card strong{display:block;margin-top:7px;font-size:28px}.panel-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.card{padding:22px}.card h2{margin:0 0 6px;font-size:19px}.form-stack{display:flex;flex-direction:column;gap:14px;margin-top:18px}.form-stack label{font-size:13px;color:#ddd;display:flex;flex-direction:column;gap:7px}.result-box{min-height:180px;background:#202020;border:1px solid #444;border-radius:12px;padding:14px;white-space:pre-wrap;overflow:auto}.knowledge-section{margin-top:18px}.section-title{display:flex;justify-content:space-between;gap:16px;align-items:center}.knowledge-list{margin-top:16px;display:flex;flex-direction:column;gap:10px}.knowledge-item{border:1px solid #444;background:#222;border-radius:13px;padding:15px}.knowledge-head{display:flex;gap:10px;align-items:center;justify-content:space-between}.knowledge-title{font-weight:750}.badges{display:flex;gap:6px;flex-wrap:wrap}.badge{font-size:11px;padding:4px 7px;border-radius:999px;border:1px solid #555}.knowledge-content{margin-top:10px;color:#ddd;font-size:13px;line-height:1.55;white-space:pre-wrap}.knowledge-actions{margin-top:12px;display:flex;gap:8px}
@media(max-width:800px){.app-shell{grid-template-columns:1fr}.sidebar{display:none}.topbar-menu{display:grid}.messages{padding:18px 12px 180px}.welcome{margin-top:20vh}.welcome h1{font-size:27px}.composer-wrap{padding-left:10px;padding-right:10px}.owner-header{height:auto;padding:14px;align-items:flex-start;gap:12px;flex-direction:column}.key-box{width:100%}.key-box input{width:100%}.owner-main{padding:14px}.stats-grid,.panel-grid,.form-row{grid-template-columns:1fr}}