:root{--void: #010207;--obsidian: #070A12;--panel: #0B101E;--solar: #FF8A3D;--solar-light: #FFB078;--text: #F8FAFC;--text-dim: #94A3B8;--border: #1E293B}*{box-sizing:border-box}body{background:var(--void);color:var(--text);font-family:Plus Jakarta Sans,system-ui,-apple-system,sans-serif;margin:0;min-height:100vh}.app{display:flex;height:100vh}.sidebar{width:280px;background:var(--obsidian);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:16px}.logo{font-size:24px;font-weight:800;color:var(--solar);margin-bottom:24px;letter-spacing:-.5px}.agent-list{flex:1;overflow-y:auto}.agent-item{padding:12px;border-radius:8px;cursor:pointer;margin-bottom:4px;border:1px solid transparent}.agent-item:hover{background:var(--panel)}.agent-item.active{background:var(--panel);border-color:var(--solar)}.agent-item .name{font-weight:600;font-size:14px}.agent-item .role{font-size:12px;color:var(--text-dim);margin-top:2px}.main{flex:1;display:flex;flex-direction:column}.chat-header{padding:16px 24px;border-bottom:1px solid var(--border);font-weight:600}.messages{flex:1;overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:16px}.message{max-width:70%;padding:12px 16px;border-radius:12px;line-height:1.5}.message.user{align-self:flex-end;background:var(--solar);color:var(--void)}.message.assistant{align-self:flex-start;background:var(--panel);border:1px solid var(--border)}.input-area{padding:16px 24px;border-top:1px solid var(--border);display:flex;gap:12px}.input-area input{flex:1;background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:12px 16px;color:var(--text);font-size:14px;outline:none}.input-area input:focus{border-color:var(--solar)}.input-area button{background:var(--solar);color:var(--void);border:none;border-radius:8px;padding:12px 24px;font-weight:600;cursor:pointer}.input-area button:hover{background:var(--solar-light)}.input-area button:disabled{opacity:.5;cursor:not-allowed}.auth-container{display:flex;align-items:center;justify-content:center;height:100vh}.auth-box{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:32px;width:400px}.auth-box h1{color:var(--solar);margin-bottom:24px;font-size:28px}.auth-box input{width:100%;background:var(--void);border:1px solid var(--border);border-radius:8px;padding:12px;color:var(--text);margin-bottom:12px;font-size:14px}.auth-box button{width:100%;background:var(--solar);color:var(--void);border:none;border-radius:8px;padding:12px;font-weight:600;cursor:pointer;font-size:14px}.auth-box .error{color:#ef4444;font-size:13px;margin-bottom:12px}.auth-box .switch{text-align:center;margin-top:16px;font-size:13px;color:var(--text-dim)}.auth-box .switch a{color:var(--solar);cursor:pointer}