* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, monospace; background: #0a0a12; color: #ccc; min-height: 100vh; }

/* Login */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box { background: #12121e; border: 1px solid #2a2a3a; border-radius: 16px; padding: 48px; text-align: center; max-width: 400px; width: 90%; }
.login-box h1 { font-size: 24px; margin-bottom: 8px; color: #fff; }
.login-box p { color: #888; margin-bottom: 32px; font-size: 14px; }
.login-dev-btn { background: #2a2a3a; color: #ccc; border: 1px solid #3a3a4a; padding: 12px 32px; border-radius: 8px; font-size: 14px; cursor: pointer; font-family: inherit; }
.login-dev-btn:hover { background: #3a3a4a; }

/* Layout */
.app { display: flex; height: 100vh; overflow: hidden; }

/* Sidebar */
.sidebar { width: 220px; background: #0e0e18; border-right: 1px solid #1e1e2e; padding: 24px 16px; flex-shrink: 0; display: flex; flex-direction: column; }
.sidebar-logo { font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 24px; letter-spacing: 0.5px; }
.sidebar-logo span { color: #00d4ff; }
.sidebar-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.nav-item { padding: 10px 12px; border-radius: 8px; color: #888; text-decoration: none; font-size: 13px; cursor: pointer; transition: all 0.15s; display: flex; align-items: center; gap: 10px; }
.nav-item:hover { background: #18182a; color: #ccc; }
.nav-item.active { background: #1a1a30; color: #00d4ff; }
.nav-item .icon { font-size: 16px; width: 20px; text-align: center; }
.sidebar-footer { padding-top: 16px; border-top: 1px solid #1e1e2e; }
.sidebar-user { font-size: 12px; color: #666; margin-bottom: 8px; }
.logout-btn { background: none; border: 1px solid #2a2a3a; color: #888; padding: 6px 12px; border-radius: 6px; font-size: 12px; cursor: pointer; font-family: inherit; width: 100%; }
.logout-btn:hover { color: #ff6b6b; border-color: #ff6b6b; }

/* Main */
.main { flex: 1; overflow-y: auto; padding: 24px 32px; }

/* Header */
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.page-header h1 { font-size: 20px; color: #fff; font-weight: 600; }
.page-header .ts { font-size: 12px; color: #555; }
.refresh-btn { background: #1a1a30; border: 1px solid #2a2a3a; color: #00d4ff; padding: 6px 14px; border-radius: 6px; font-size: 12px; cursor: pointer; font-family: inherit; }
.refresh-btn:hover { background: #2a2a40; }
.refresh-btn:disabled { opacity: 0.5; cursor: wait; }

/* KPI */
.kpi-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 20px; }
.kpi-card { background: #12121e; border: 1px solid #1e1e2e; border-radius: 10px; padding: 16px 20px; }
.kpi-card .value { font-size: 22px; font-weight: 700; color: #fff; }
.kpi-card .label { font-size: 11px; color: #666; margin-top: 4px; text-transform: uppercase; letter-spacing: 0.5px; }
.kpi-card.pos .value { color: #00ff88; }
.kpi-card.neg .value { color: #ff4757; }

/* Grid */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 20px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; margin-bottom: 20px; }

/* Cards */
.card { background: #12121e; border: 1px solid #1e1e2e; border-radius: 12px; padding: 20px; }
.card-title { font-size: 12px; color: #666; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 16px; }
.card canvas { width: 100% !important; min-height: 250px; }

/* Charts container */
.chart-container { position: relative; min-height: 300px; }

/* Controls */
.controls { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; align-items: center; }
.ctrl-group { display: flex; gap: 4px; align-items: center; }
.ctrl-btn { background: #1a1a28; border: 1px solid #2a2a3a; color: #666; padding: 4px 10px; border-radius: 4px; font-size: 11px; cursor: pointer; font-family: inherit; }
.ctrl-btn:hover { color: #ccc; }
.ctrl-btn.active { background: #00d4ff; color: #000; border-color: #00d4ff; }
.zoom-badge { color: #00d4ff; font-size: 10px; margin-left: 6px; }
.ctrl-label { font-size: 11px; color: #555; margin-right: 4px; }

/* Tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12px; }
th { text-align: left; padding: 8px 10px; color: #666; font-weight: 500; border-bottom: 1px solid #1e1e2e; font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; }
td { padding: 8px 10px; border-bottom: 1px solid #181828; }
tr:hover td { background: #181828; }
.pos { color: #00ff88; }
.neg { color: #ff4757; }

/* Strategy cards */
.strat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; }
.strat-card { background: #12121e; border: 1px solid #1e1e2e; border-radius: 10px; padding: 16px; border-left: 3px solid; }
.strat-card h3 { font-size: 14px; margin-bottom: 4px; }
.strat-card .inst { font-size: 11px; color: #666; margin-bottom: 8px; }
.strat-card .desc { font-size: 12px; color: #999; line-height: 1.5; margin-bottom: 10px; }
.strat-card .meta { font-size: 11px; color: #777; }
.strat-card .meta div { margin-bottom: 2px; }

/* Positions */
.pos-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
.pos-card { background: #12121e; border: 1px solid #1e1e2e; border-radius: 8px; padding: 12px 16px; }
.pos-card .pos-strat { font-size: 12px; font-weight: 600; }
.pos-card .pos-dir { font-size: 11px; }
.pos-card .pos-pnl { font-size: 14px; font-weight: 700; margin-top: 4px; }
.pos-card .pos-details { font-size: 10px; color: #666; margin-top: 4px; }

/* Empty */
.empty { color: #444; text-align: center; padding: 32px; font-size: 13px; }

/* Signals bar */
.signal-bar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.signal-tag { padding: 4px 10px; border-radius: 4px; font-size: 11px; font-weight: 500; }
.signal-tag.in-pos { opacity: 0.4; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #2a2a3a; border-radius: 3px; }

/* Loading */
.loading { color: #555; text-align: center; padding: 48px; font-size: 14px; }

/* Status badge */
.badge { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 10px; font-weight: 600; }
.badge-open { background: rgba(0,212,255,0.15); color: #00d4ff; }
.badge-closed { background: rgba(0,255,136,0.15); color: #00ff88; }