:root{--bg:#0b0d10;--panel:#12151a;--panel2:#181c22;--line:#272d36;--text:#f4f6f8;--muted:#939ca8;--accent:#9eff6f;--accent2:#51d59a;--danger:#ff7a7a}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 70% -20%,#203129 0,transparent 36%),var(--bg);color:var(--text);font:14px/1.5 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}.app-shell{min-height:100vh;display:grid;grid-template-columns:250px 1fr}.sidebar{border-right:1px solid var(--line);background:rgba(14,16,20,.88);backdrop-filter:blur(18px);padding:24px 18px;display:flex;flex-direction:column;gap:24px}.brand{display:flex;align-items:center;gap:12px;padding:0 8px}.brand div{display:flex;flex-direction:column}.brand strong{font-size:18px;letter-spacing:.4px}.brand small{color:var(--muted);font-size:11px}.logo{width:36px;height:36px;display:grid;place-items:center;border-radius:11px;color:#0b0d10;font-weight:900;background:linear-gradient(145deg,var(--accent),var(--accent2));box-shadow:0 0 25px #78ef8b33}.new-chat,button{border:0;border-radius:10px;background:var(--accent);color:#10150f;font-weight:700;padding:11px 14px;cursor:pointer;transition:.2s}.new-chat:hover,button:hover{transform:translateY(-1px);filter:brightness(1.05)}nav{display:flex;flex-direction:column;gap:6px}.section-label{color:#68717d;font-size:11px;text-transform:uppercase;letter-spacing:1.4px;padding-left:10px}.nav-item{background:transparent;color:var(--muted);text-align:left;font-weight:600}.nav-item:hover,.nav-item.active{background:var(--panel2);color:var(--text)}.security-card{margin-top:auto;border:1px solid var(--line);background:var(--panel);padding:13px;border-radius:13px;display:flex;align-items:center;gap:10px}.security-card div{display:flex;flex-direction:column}.security-card small{color:var(--muted)}.pulse{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px #9eff6f18}main{min-width:0;display:grid;grid-template-rows:auto auto 1fr auto;height:100vh}header{display:flex;justify-content:space-between;align-items:center;padding:26px 34px 18px}h1{margin:0;font-size:24px}header p{margin:3px 0 0;color:var(--muted)}.header-actions{display:flex;align-items:center;gap:12px}.status{border:1px solid var(--line);border-radius:999px;padding:6px 10px;color:var(--muted)}.status.ok{color:var(--accent);border-color:#9eff6f55}.ghost{background:var(--panel2);color:var(--text);border:1px solid var(--line)}.control-bar{margin:0 34px;padding:14px 16px;background:rgba(18,21,26,.88);border:1px solid var(--line);border-radius:14px;display:flex;gap:16px;align-items:end}.control-bar label{display:flex;flex-direction:column;gap:5px;color:var(--muted);font-size:12px}select,input,textarea{background:#0d1014;color:var(--text);border:1px solid var(--line);border-radius:9px;padding:10px 12px;outline:none}select:focus,input:focus,textarea:focus{border-color:#82e78a88;box-shadow:0 0 0 3px #82e78a12}.tool-switch{margin-left:auto;flex-direction:row!important;align-items:center;gap:8px!important;padding:9px}.tool-switch input{accent-color:var(--accent)}.messages{overflow:auto;padding:26px 34px}.hero-card{max-width:760px;margin:7vh auto 0;text-align:center}.orb{margin:auto;width:64px;height:64px;display:grid;place-items:center;border-radius:20px;font-size:28px;background:linear-gradient(145deg,#243329,#111713);border:1px solid #9eff6f38;color:var(--accent);box-shadow:0 20px 60px #0008}.hero-card h2{font-size:28px;margin:20px 0 8px}.hero-card p{color:var(--muted);max-width:640px;margin:auto}.suggestions{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:28px}.suggestions button{background:var(--panel);border:1px solid var(--line);color:#c9d0d8;font-weight:500;text-align:left}.message{max-width:860px;margin:0 auto 18px;display:grid;grid-template-columns:36px 1fr;gap:12px}.avatar{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--panel2);border:1px solid var(--line)}.message.user .avatar{background:#273629;color:var(--accent)}.bubble{background:var(--panel);border:1px solid var(--line);border-radius:4px 14px 14px 14px;padding:14px 16px;white-space:pre-wrap}.message.user .bubble{background:#151b17}.tool-log{margin-top:10px;color:var(--muted);font-size:12px}.composer{margin:0 34px 26px;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:12px;display:grid;grid-template-columns:1fr auto;gap:8px}.composer textarea{resize:none;max-height:180px;border:0;background:transparent;font:inherit;line-height:1.5}.composer-meta{grid-column:1/-1;display:flex;justify-content:space-between;color:#68717d;font-size:11px;padding:0 4px}.composer button{align-self:end}dialog{border:1px solid var(--line);background:transparent;color:var(--text);border-radius:16px;padding:0}dialog::backdrop{background:#050607bb;backdrop-filter:blur(6px)}.dialog-card{width:min(460px,90vw);background:var(--panel);padding:24px;border-radius:16px}.dialog-card h3{margin-top:0}.dialog-card p{color:var(--muted)}.dialog-card input{width:100%;margin:8px 0 18px}.dialog-card>div:last-child{display:flex;justify-content:flex-end;gap:8px}.dialog-card.wide{width:min(680px,90vw)}pre{white-space:pre-wrap;background:#090b0e;border:1px solid var(--line);padding:14px;border-radius:10px;color:#c9d0d8}@media(max-width:800px){.app-shell{grid-template-columns:1fr}.sidebar{display:none}header,.messages{padding-left:18px;padding-right:18px}.control-bar,.composer{margin-left:18px;margin-right:18px}.suggestions{grid-template-columns:1fr}.control-bar{flex-wrap:wrap}.tool-switch{margin-left:0}}