:root{--bg: #0a0a0f;--surface: #12121a;--surface2: #1a1a25;--border: #1e1e2e;--text: #e0e0e0;--text-dim: #888;--cyan: #00d4ff;--green: #00e676;--red: #ff5252;--yellow: #ffd740;--purple: #b388ff}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}.app{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--surface);border-right:1px solid var(--border);padding:20px 0;display:flex;flex-direction:column}.sidebar-logo{padding:0 20px 20px;border-bottom:1px solid var(--border);margin-bottom:20px}.sidebar-logo h1{font-size:24px;color:var(--cyan);letter-spacing:2px}.sidebar-logo p{font-size:11px;color:var(--text-dim);margin-top:4px}.nav-item{padding:10px 20px;cursor:pointer;display:flex;align-items:center;gap:10px;color:var(--text-dim);transition:all .2s;font-size:14px}.nav-item:hover,.nav-item.active{background:var(--surface2);color:var(--cyan)}.nav-item.active{border-left:3px solid var(--cyan)}.main{flex:1;padding:24px;overflow-y:auto}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.header h2{font-size:20px;font-weight:600}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:16px}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.card-title{font-size:14px;color:var(--text-dim);text-transform:uppercase;letter-spacing:1px}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.stat-value{font-size:28px;font-weight:700;margin:8px 0 4px}.stat-change{font-size:13px}.up{color:var(--green)}.down{color:var(--red)}table{width:100%;border-collapse:collapse}th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border);font-size:13px}th{color:var(--text-dim);font-weight:500;text-transform:uppercase;font-size:11px;letter-spacing:1px}.chat-container{display:flex;flex-direction:column;height:calc(100vh - 120px)}.chat-messages{flex:1;overflow-y:auto;padding:16px 0}.chat-msg{margin-bottom:16px;padding:12px 16px;border-radius:12px;max-width:80%;font-size:14px;line-height:1.6}.chat-msg.user{background:var(--cyan);color:#000;margin-left:auto}.chat-msg.assistant{background:var(--surface2);border:1px solid var(--border)}.chat-input-row{display:flex;gap:8px;padding-top:16px;border-top:1px solid var(--border)}.chat-input{flex:1;background:var(--surface2);border:1px solid var(--border);border-radius:8px;padding:12px 16px;color:var(--text);font-size:14px;outline:none}.chat-input:focus{border-color:var(--cyan)}.btn{padding:10px 20px;border:none;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;transition:all .2s}.btn-primary{background:var(--cyan);color:#000}.btn-primary:hover{background:#00b8d4}.btn-sm{padding:6px 12px;font-size:12px}.btn:disabled{opacity:.5;cursor:not-allowed}.input{padding:10px 14px;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:14px;outline:none;transition:border-color .2s}.input:focus{border-color:var(--cyan)}.input::placeholder{color:var(--text-dim)}select.input{cursor:pointer;-webkit-appearance:auto;-moz-appearance:auto;appearance:auto}.loading{display:inline-block;width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--cyan);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:768px){.sidebar{display:none}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}