*{box-sizing:border-box}:root,[data-theme=dark]{--bg:#0b0e11;--bg-elevated:#161a1e;--bg-card:#1e2329;--border:#2b3139;--text:#eaecef;--text-muted:#848e9c;--accent:#f0b90b;--accent-hover:#fcd535;--positive:#0ecb81;--negative:#f6465d;--link:#f0b90b;--sidebar-w:220px;--bottom-nav-h:56px}[data-theme=light]{--bg:#fafafa;--bg-elevated:#fff;--bg-card:#fff;--border:#eaecef;--text:#1e2329;--text-muted:#707a8a;--accent:#f0b90b;--accent-hover:#d9a60a;--positive:#03a66d;--negative:#cf304a;--link:#c99400}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;font-size:14px;line-height:1.5}a{color:var(--link);text-decoration:none}a:hover{color:var(--accent-hover)}button{cursor:pointer;background:var(--accent);color:#1e2329;border:none;padding:.55rem 1rem;border-radius:4px;font-weight:600;font-size:13px;transition:background .15s}button:hover{background:var(--accent-hover)}button:disabled{opacity:.5;cursor:not-allowed}input,select,textarea{width:100%;padding:.6rem .75rem;margin-bottom:.75rem;border-radius:4px;border:1px solid var(--border);background:var(--bg-elevated);color:var(--text);font-size:14px}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent)}.card{background:var(--bg-card);border-radius:8px;padding:1rem 1.25rem;margin-bottom:1rem}.btn-secondary,.card{border:1px solid var(--border)}.btn-secondary{background:var(--bg-elevated);color:var(--text)}.btn-secondary:hover{border-color:var(--accent)}.btn-danger{background:var(--negative);color:#fff}.btn-danger:hover{opacity:.9}.btn-sm{padding:.35rem .65rem;font-size:12px}.row{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1rem;align-items:center}.muted{color:var(--text-muted);font-size:13px}.app-layout{display:flex;min-height:100vh}.sidebar{display:none;width:var(--sidebar-w);background:var(--bg-elevated);border-right:1px solid var(--border);flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;overflow-y:auto}.sidebar-brand{padding:1rem;font-weight:700;font-size:1rem;border-bottom:1px solid var(--border);color:var(--accent)}.sidebar-nav{flex:1 1;padding:.5rem 0}.sidebar-link{display:flex;align-items:center;gap:.5rem;padding:.6rem 1rem;color:var(--text-muted);font-size:13px;border-left:3px solid transparent}.sidebar-link:hover{color:var(--text);background:var(--bg-card)}.sidebar-link.active{color:var(--accent);border-left-color:var(--accent);background:var(--bg-card)}.main-content{flex:1 1;display:flex;flex-direction:column;min-width:0}.topbar{display:flex;justify-content:space-between;align-items:center;padding:.75rem 1rem;background:var(--bg-elevated);border-bottom:1px solid var(--border);gap:.75rem;position:-webkit-sticky;position:sticky;top:0;z-index:50}.topbar h1{margin:0;font-size:1.1rem;font-weight:600}.topbar-actions{display:flex;gap:.5rem;align-items:center}.page-body{padding:1rem;padding-bottom:calc(var(--bottom-nav-h) + 1rem);max-width:1400px;width:100%;margin:0 auto}.bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;height:var(--bottom-nav-h);background:var(--bg-elevated);border-top:1px solid var(--border);z-index:100;overflow-x:auto;-webkit-overflow-scrolling:touch}.bottom-nav a{flex:1 1;min-width:64px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--text-muted);font-size:10px;padding:4px 2px}.bottom-nav a.active{color:var(--accent)}.bottom-nav .nav-icon{font-size:18px}@media (min-width:1024px){.sidebar{display:flex}.main-content{margin-left:var(--sidebar-w)}.bottom-nav{display:none}.page-body{padding-bottom:1rem}}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));grid-gap:.75rem;gap:.75rem;margin-bottom:1rem}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:8px;padding:.85rem;display:flex;flex-direction:column;gap:.25rem}.stat-label{font-size:12px;color:var(--text-muted)}.stat-value{font-size:1.25rem;font-weight:700}.stat-sub{font-size:11px;color:var(--text-muted)}.stat-positive .stat-value{color:var(--positive)}.stat-negative .stat-value{color:var(--negative)}.table-wrap{overflow-x:auto;margin-bottom:1rem}.data-table{width:100%;border-collapse:collapse;font-size:13px}.data-table td,.data-table th{padding:.5rem .65rem;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}.data-table th{color:var(--text-muted);font-weight:500;font-size:12px}.data-table th,.data-table tr:hover td{background:var(--bg-elevated)}.data-table.compact td,.data-table.compact th{padding:.35rem .5rem;font-size:12px}.pnl-pos{color:var(--positive)}.pnl-neg{color:var(--negative)}.empty-state{padding:2rem;text-align:center;color:var(--text-muted);border:1px dashed var(--border);border-radius:8px}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.65);display:flex;align-items:center;justify-content:center;z-index:200;padding:1rem}.modal-card{background:var(--bg-card);border:1px solid var(--border);border-radius:8px;padding:1.25rem;max-width:420px;width:100%}.modal-card h3{margin:0 0 .75rem}.modal-message{color:var(--text-muted);margin:0 0 1rem;white-space:pre-wrap}.modal-actions{display:flex;gap:.5rem;justify-content:flex-end}.danger-banner{background:#3d1519;color:#fca5a5;padding:1rem;border-radius:8px;margin-bottom:1rem;border:1px solid var(--negative);animation:pulse 1.2s infinite}@keyframes pulse{50%{opacity:.88}}.page-loader{display:flex;flex-direction:column;align-items:center;gap:.75rem;padding:3rem;color:var(--text-muted)}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.chart-card{min-height:260px}.chart-title{font-size:13px;color:var(--text-muted);margin-bottom:.5rem}.filter-bar{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1rem;align-items:flex-end}.filter-bar input,.filter-bar select{width:auto;min-width:120px;margin-bottom:0}.nav,.shell{display:none}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1rem}.auth-card{width:100%;max-width:400px;background:var(--bg-card);border:1px solid var(--border);border-radius:8px;padding:1.5rem}.auth-card h1{margin:0 0 1rem;font-size:1.25rem}.ws-dot{width:8px;height:8px;border-radius:50%;background:var(--text-muted)}.ws-dot.connected{background:var(--positive)}.theme-toggle{background:transparent;border:1px solid var(--border);color:var(--text);padding:.4rem .6rem;font-size:16px}.text-block{white-space:pre-wrap;font-family:inherit;font-size:13px;line-height:1.6;margin:0}.badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600}.badge-active{background:rgba(14,203,129,.15);color:var(--positive)}.badge-inactive{background:rgba(246,70,93,.15);color:var(--negative)}.badge-warn{background:rgba(240,185,11,.15);color:var(--accent)}.tabs{display:flex;gap:.25rem;margin-bottom:1rem;border-bottom:1px solid var(--border);overflow-x:auto}.tab{padding:.5rem 1rem;background:none;color:var(--text-muted);border:none;border-bottom:2px solid transparent;border-radius:0}.tab.active{color:var(--accent);border-bottom-color:var(--accent)}