*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Segoe UI,sans-serif;background:#f4f4f5;color:#1c1c1e;overflow-x:hidden}.icon{width:1.05em;height:1.05em;flex-shrink:0;vertical-align:-.15em}.icon-flip{transform:rotate(180deg)}button{font:inherit;cursor:pointer;border:1px solid #d4d4d8;background:#fff;border-radius:8px;padding:.55rem .95rem;display:inline-flex;align-items:center;gap:.4rem;white-space:nowrap}button.primary{background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;border:none}button.ghost{background:transparent;border-color:transparent;color:#52525b}button:disabled{opacity:.6;cursor:default}.icon-btn{padding:.5rem;width:2.25rem;height:2.25rem;display:inline-flex;align-items:center;justify-content:center;border-color:transparent;background:transparent;color:#52525b;border-radius:8px;flex-shrink:0}.icon-btn:hover{background:#f0f0f0}.icon-btn .icon{width:1.2em;height:1.2em}input,select,textarea{font:inherit;padding:.45rem .6rem;border:1px solid #d4d4d8;border-radius:6px;width:100%}label{display:block;font-size:.85rem;color:#52525b;margin-bottom:.7rem}label>input,label>select,label>textarea{margin-top:.25rem;color:#1c1c1e}.muted{color:#71717a}.small{font-size:.8rem}.error{color:#b91c1c}.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1.5rem 1rem}.login-card{background:#fff;padding:2.5rem;border-radius:12px;box-shadow:0 4px 24px #0000000f;width:100%;max-width:320px}.login-icon{width:3rem;height:3rem;border-radius:10px;background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:1rem}.login-icon .icon{width:1.6rem;height:1.6rem}.login-card h1{margin:0 0 .2rem}.login-card .sub{margin:0 0 1.5rem;color:#71717a;font-size:.9rem}.login-card button{width:100%;margin-top:.5rem}.app-shell{max-width:960px;margin:0 auto;padding:1rem 1rem 1.5rem}@media (min-width: 640px){.app-shell{padding:1.5rem}}.app-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-bottom:.8rem;margin-bottom:.8rem}.app-header h1{font-size:1.2rem;margin:0}.account-menu-wrap{position:relative}.account-menu{position:absolute;top:calc(100% + .4rem);right:0;background:#fff;border-radius:10px;box-shadow:0 8px 24px #0000001f;padding:.4rem;display:flex;flex-direction:column;min-width:180px;z-index:20}.account-menu button{border:none;background:transparent;justify-content:flex-start;width:100%;color:#27272a;border-radius:6px}.account-menu button:hover{background:#f4f4f5}.tab-nav{display:flex;gap:.3rem;margin-bottom:1.2rem;border-bottom:1px solid #e4e4e7;padding-bottom:0;overflow-x:auto}.tab-nav-btn{border:none;border-bottom:2px solid transparent;border-radius:0;background:transparent;color:#71717a;padding:.6rem .8rem;flex-shrink:0}.tab-nav-btn.active{color:#1c1c1e;border-bottom-color:#4f46e5;font-weight:600}@media (max-width: 639px){.app-shell{padding-bottom:5.5rem}.tab-nav{position:fixed;left:0;right:0;bottom:0;z-index:15;background:#fff;border-top:1px solid #e4e4e7;border-bottom:none;margin-bottom:0;padding:.3rem .4rem calc(.3rem + env(safe-area-inset-bottom));justify-content:space-around;gap:0}.tab-nav-btn{flex-direction:column;gap:.15rem;font-size:.68rem;padding:.35rem .3rem;border-bottom:none;flex:1;border-radius:8px}.tab-nav-btn.active{background:#eef2ff;color:#4338ca}.tab-nav-btn .icon{width:1.3em;height:1.3em}}.toolbar{margin-bottom:1rem;display:flex;gap:.6rem;flex-wrap:wrap}.table-scroll{overflow-x:auto;margin-bottom:1.5rem;border-radius:8px;background:#fff;-webkit-overflow-scrolling:touch}.trade-table{width:100%;min-width:640px;border-collapse:collapse}.trade-table th,.trade-table td{text-align:left;padding:.6rem .8rem;border-bottom:1px solid #f0f0f0;font-size:.9rem;white-space:nowrap}.trade-table th{color:#71717a;font-weight:500;font-size:.8rem}.row-actions{display:flex;gap:.2rem}.symbol{font-weight:600}.badge{display:inline-flex;align-items:center;gap:.2rem;padding:.15rem .55rem;border-radius:4px;font-size:.78rem}.badge.buy{background:#ecfdf5;color:#047857}.badge.sell{background:#fef2f2;color:#b91c1c}.pnl-pos{color:#047857}.pnl-neg{color:#b91c1c}.empty-state{background:#fff;border-radius:8px;padding:2.5rem 1.5rem;text-align:center;color:#a1a1aa;margin-bottom:1rem}.empty-state .icon{width:2rem;height:2rem;margin-bottom:.6rem}.empty-state p{margin:0;color:#71717a;font-size:.88rem}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;background:#0006;display:flex;align-items:flex-start;justify-content:center;padding:1rem;overflow-y:auto}@media (min-width: 640px){.modal-backdrop{padding:2rem 1rem}}.modal{background:#fff;border-radius:12px;padding:1.2rem 1.2rem 1.5rem;width:100%;max-width:640px}@media (min-width: 640px){.modal{padding:1.5rem 2rem 2rem}}.modal-narrow{max-width:400px}.modal-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}.modal h2{margin:0 0 1rem;font-size:1.1rem}.modal h3{font-size:.95rem;color:#3f3f46;border-top:1px solid #f0f0f0;padding-top:1rem;margin-top:1.2rem}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 1rem}@media (max-width: 479px){.grid2{grid-template-columns:1fr}}.modal-actions{display:flex;justify-content:flex-end;gap:.6rem;margin-top:1rem;flex-wrap:wrap}.modal-actions button{flex:1;justify-content:center}@media (min-width: 480px){.modal-actions button{flex:none}}.signal-content{background:#fff;border-radius:8px;padding:1.2rem;white-space:pre-wrap;font-family:inherit;line-height:1.6}.disclaimer{background:#fffbeb;border:1px solid #fde68a;color:#92400e;border-radius:8px;padding:.8rem 1rem;font-size:.85rem;margin-bottom:1rem;display:flex;gap:.6rem;align-items:flex-start}.disclaimer .icon{flex-shrink:0;margin-top:.15rem}.disclaimer p{margin:0;line-height:1.6}.sim-controls{background:#fff;border-radius:8px;padding:1rem 1.2rem;margin-bottom:1rem}.sim-currency{display:flex;gap:.4rem;margin-bottom:.8rem}.sim-currency button.active{background:#1c1c1e;color:#fff}.sim-weights{display:flex;align-items:flex-end;gap:1rem;flex-wrap:wrap}.sim-weight-input{width:130px;max-width:100%;flex:1 1 130px;margin-bottom:0}.sim-weight-sum{padding-bottom:.5rem}.sim-chart-wrap{background:#fff;border-radius:8px;padding:1rem;margin-bottom:1rem;overflow-x:auto}.sim-chart{width:100%;min-width:640px;height:auto}.sim-gridline{stroke:#f0f0f0;stroke-width:1}.sim-axis-label{fill:#a1a1aa;font-size:10px}.sim-line-label{font-size:11px;font-weight:600}.sim-stats-table{width:100%;min-width:520px;border-collapse:collapse;background:#fff}.sim-stats-table th,.sim-stats-table td{text-align:left;padding:.55rem .8rem;border-bottom:1px solid #f0f0f0;font-size:.85rem;white-space:nowrap}.sim-stats-table th{color:#71717a;font-weight:500;font-size:.78rem}.sim-stats-table tr.strong{font-weight:600;background:#f8fafc}.sim-swatch{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:.4rem}.review-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.8rem;margin-bottom:1rem}.review-tile{background:#fff;border-radius:8px;padding:.9rem 1rem;display:flex;flex-direction:column}.review-value{font-size:1.3rem;font-weight:700}.review-label{font-size:.75rem;color:#71717a;margin-top:.2rem}.trade-filter{display:flex;gap:.6rem;margin-bottom:1rem;flex-wrap:wrap}.trade-filter-text-wrap{position:relative;flex:1 1 200px;min-width:160px;display:flex;align-items:center}.trade-filter-search-icon{position:absolute;left:.65rem;color:#a1a1aa;pointer-events:none}.trade-filter-text-wrap input[type=text]{width:100%;padding-left:2.1rem}.trade-filter select{width:auto;flex:1 1 auto}@media (max-width: 479px){.trade-filter{flex-direction:column}.trade-filter-text-wrap{flex-basis:auto;min-width:0;width:100%}.trade-filter select{width:100%}}.signal-history{margin-top:.8rem;display:flex;flex-direction:column;gap:.5rem}.signal-history-item{background:#fff;border-radius:8px;padding:.7rem 1rem}.signal-history-item summary{cursor:pointer;font-size:.85rem;color:#3f3f46}.signal-history-item .signal-content{margin-top:.6rem;padding:.8rem;font-size:.85rem}.reference-card{background:#fff;border-radius:8px;padding:1rem 1.2rem;margin-top:1rem}.reference-card h2{margin-top:0;font-size:1rem}.learn-tab{max-width:720px}.learn-intro{background:#eef2ff;border-radius:8px;padding:.9rem 1.1rem;color:#3730a3;font-size:.9rem;line-height:1.7;margin-bottom:1.2rem}.learn-section{background:#fff;border-radius:8px;padding:.9rem 1.2rem;margin-bottom:.8rem}.learn-section summary{cursor:pointer;font-weight:600;font-size:.95rem;padding:.2rem 0}.learn-section[open] summary{margin-bottom:.4rem}.learn-body{padding-top:.4rem}.learn-body h3{font-size:.9rem;color:#3f3f46;margin:1rem 0 .3rem}.learn-body h3:first-child{margin-top:0}.learn-body p{font-size:.88rem;line-height:1.85;color:#27272a;margin:.3rem 0 .6rem}.learn-body ul{font-size:.88rem;line-height:1.85;color:#27272a;padding-left:1.3rem;margin:.3rem 0 .6rem}.learn-body li{margin-bottom:.4rem}.learn-glossary dt{font-weight:600;font-size:.88rem;margin-top:.7rem}.learn-glossary dd{font-size:.85rem;color:#52525b;margin:.15rem 0 0;line-height:1.7}