:root {
  color-scheme: dark;
  --bg: #090d12;
  --panel: #10161e;
  --panel-2: #151c25;
  --line: #25303d;
  --muted: #8d99a8;
  --text: #f1f5f9;
  --accent: #4be0b5;
  --accent-2: #2d7ff9;
  --danger: #ff6577;
  --warning: #f1b75c;
  --radius: 18px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); min-width: 320px; }
button { color: inherit; font: inherit; }
.shell { min-height: 100dvh; max-width: 760px; margin: 0 auto; padding: 0 18px calc(92px + var(--safe-bottom)); }
.topbar { position: sticky; top: 0; z-index: 10; display: flex; justify-content: space-between; align-items: flex-end; padding: 22px 0 15px; background: linear-gradient(180deg, var(--bg) 82%, transparent); }
.eyebrow { margin: 0 0 4px; color: var(--accent); font-size: .72rem; font-weight: 700; letter-spacing: .14em; }
h1 { margin: 0; font-size: 1.55rem; line-height: 1.1; letter-spacing: -.035em; }
.freshness { display: flex; align-items: center; gap: 7px; color: var(--muted); font-size: .78rem; padding-bottom: 2px; }
.freshness span { width: 7px; height: 7px; border-radius: 50%; background: var(--warning); box-shadow: 0 0 12px color-mix(in srgb, var(--warning) 70%, transparent); }
.freshness.fresh span { background: var(--accent); box-shadow: 0 0 12px color-mix(in srgb, var(--accent) 70%, transparent); }

.bottom-nav { position: fixed; z-index: 30; left: 50%; bottom: 0; transform: translateX(-50%); width: min(760px, 100%); display: grid; grid-template-columns: 1fr 1fr; padding: 10px 18px calc(10px + var(--safe-bottom)); background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(18px); border-top: 1px solid var(--line); }
.bottom-nav button { border: 0; background: transparent; color: var(--muted); display: grid; place-items: center; gap: 3px; min-height: 52px; border-radius: 14px; font-size: .78rem; font-weight: 650; }
.bottom-nav button.active { background: var(--panel-2); color: var(--accent); }
.nav-icon { font-size: 1.2rem; line-height: 1; }

.group-tabs { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; padding: 4px 0 16px; }
.group-tabs::-webkit-scrollbar { display: none; }
.chip { flex: none; border: 1px solid var(--line); background: var(--panel); color: var(--muted); border-radius: 999px; padding: 10px 14px; font-size: .84rem; font-weight: 650; }
.chip.active { color: #07120f; background: var(--accent); border-color: var(--accent); }
.section-title { display: flex; justify-content: space-between; align-items: baseline; margin: 6px 0 10px; }
.section-title h2 { margin: 0; font-size: 1.02rem; }
.section-title span { color: var(--muted); font-size: .78rem; }
.cards { display: grid; gap: 12px; }
.config-card { position: relative; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, var(--panel-2), var(--panel)); padding: 16px; }
.config-card.pinned { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
.pin { color: var(--accent); font-size: .69rem; letter-spacing: .08em; text-transform: uppercase; font-weight: 800; }
.card-head { display: flex; justify-content: space-between; gap: 14px; align-items: flex-start; }
.card-title { margin: 4px 0 5px; font-size: 1rem; line-height: 1.3; }
.card-description { margin: 0; color: var(--muted); font-size: .8rem; line-height: 1.35; }
.pnl { white-space: nowrap; font-size: 1.18rem; font-variant-numeric: tabular-nums; font-weight: 760; letter-spacing: -.02em; }
.positive { color: var(--accent); }
.negative { color: var(--danger); }
.flat { color: var(--muted); }
.metrics-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; margin-top: 14px; }
.metric { min-width: 0; border-top: 1px solid var(--line); padding-top: 9px; }
.metric span { display: block; color: var(--muted); font-size: .68rem; margin-bottom: 4px; }
.metric strong { font-size: .84rem; font-variant-numeric: tabular-nums; }
.details-button { width: 100%; border: 0; border-radius: 12px; background: #202a36; margin-top: 14px; padding: 11px 12px; font-weight: 680; font-size: .86rem; }
.details-button:active { transform: translateY(1px); }

.empty { min-height: 58vh; display: grid; place-content: center; text-align: center; padding: 40px 25px; }
.empty-mark { width: 68px; height: 68px; border-radius: 22px; margin: 0 auto 18px; display: grid; place-items: center; background: var(--panel-2); color: var(--accent); font-size: 1.6rem; }
.empty h2 { margin: 0 0 9px; font-size: 1.18rem; }
.empty p { margin: 0; color: var(--muted); line-height: 1.5; }
.error { padding: 18px; border: 1px solid color-mix(in srgb, var(--danger) 45%, var(--line)); border-radius: var(--radius); background: var(--panel); color: var(--danger); }

.detail-top { display: flex; align-items: center; gap: 10px; margin-bottom: 15px; }
.back { width: 38px; height: 38px; border-radius: 12px; border: 1px solid var(--line); background: var(--panel); font-size: 1.1rem; }
.detail-top h2 { margin: 0; font-size: 1.06rem; }
.detail-top p { margin: 3px 0 0; color: var(--muted); font-size: .78rem; }
.hero-metric { display: flex; justify-content: space-between; align-items: flex-end; gap: 15px; padding: 17px; border: 1px solid var(--line); background: var(--panel); border-radius: var(--radius); }
.hero-metric span { display: block; color: var(--muted); font-size: .75rem; margin-bottom: 5px; }
.hero-metric strong { font-size: 1.62rem; font-variant-numeric: tabular-nums; }
.hero-side { text-align: right; color: var(--muted); font-size: .78rem; line-height: 1.45; }
.panel { margin-top: 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); padding: 15px; }
.panel-header { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; margin-bottom: 12px; }
.panel-header h3 { margin: 0; font-size: .95rem; }
.panel-header span { color: var(--muted); font-size: .72rem; }
.chart-controls { margin: 3px 0 8px; padding: 10px 11px 9px; border-radius: 12px; background: var(--panel-2); }
.chart-control-label { display: flex; justify-content: space-between; gap: 10px; color: var(--muted); font-size: .7rem; }
.chart-control-label strong { color: var(--text); font-size: .72rem; font-weight: 650; }
.chart-scale-label { margin-top: 11px; }
.chart-range { display: block; width: 100%; margin: 9px 0 4px; accent-color: var(--accent); cursor: ew-resize; }
.chart-range-ends { display: flex; justify-content: space-between; color: var(--muted); font-size: .63rem; }
.chart-scroll { overflow-x: auto; padding: 5px 0 1px; scrollbar-color: var(--line) transparent; }
.chart-scroll.fit { overflow-x: hidden; }
.chart { display: block; height: 264px; overflow: visible; }
.chart-scroll.fit .chart { width: 100%; height: 264px; }
.chart-grid { stroke: var(--line); stroke-width: 1; }
.chart-zero { stroke: #536172; stroke-width: 1; stroke-dasharray: 4 5; }
.chart-line { fill: none; stroke: var(--accent); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart-point { fill: var(--panel); stroke: var(--accent); stroke-width: 1.6; cursor: pointer; }
.chart-point.loss { stroke: var(--danger); }
.chart-point.selected { fill: var(--text); stroke-width: 3; }
.axis-label { fill: var(--muted); font-size: 11px; font-family: inherit; }
.point-detail { min-height: 56px; display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 10px; margin-top: 10px; padding: 10px 11px; border-radius: 12px; background: var(--panel-2); }
.point-detail span { display: block; color: var(--muted); font-size: .68rem; }
.point-detail strong { display: block; margin-top: 4px; font-size: .8rem; font-variant-numeric: tabular-nums; }
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.stat { background: var(--panel-2); border-radius: 12px; padding: 11px; }
.stat span { display: block; color: var(--muted); font-size: .7rem; margin-bottom: 5px; }
.stat strong { font-size: .9rem; font-variant-numeric: tabular-nums; }
.positions, .history { display: grid; gap: 8px; }
.row { display: grid; grid-template-columns: 1.15fr .8fr .8fr; align-items: center; gap: 8px; background: var(--panel-2); border-radius: 12px; padding: 11px; }
.row-main strong { display: block; font-size: .84rem; }
.row-main span, .row-cell span { display: block; color: var(--muted); font-size: .68rem; margin-top: 3px; }
.row-cell { text-align: right; font-size: .8rem; font-variant-numeric: tabular-nums; }
.history .row { grid-template-columns: 1.2fr .7fr .7fr; }
.load-more { width: 100%; margin-top: 10px; border: 1px solid var(--line); background: transparent; border-radius: 12px; padding: 10px; color: var(--muted); }
.mini-empty { color: var(--muted); text-align: center; padding: 20px 8px; font-size: .82rem; }

.loading-state { display: grid; gap: 12px; padding-top: 10px; }
.loading-line, .loading-card { border-radius: 12px; background: linear-gradient(100deg, var(--panel) 20%, var(--panel-2) 45%, var(--panel) 70%); background-size: 220% 100%; animation: shimmer 1.5s infinite; }
.loading-line { height: 18px; width: 72%; }
.loading-line.short { width: 42%; }
.loading-card { height: 168px; margin-top: 6px; }
@keyframes shimmer { to { background-position: -220% 0; } }

@media (min-width: 620px) {
  .shell { padding-left: 24px; padding-right: 24px; }
  .cards { grid-template-columns: 1fr 1fr; }
  .config-card { min-height: 240px; display: flex; flex-direction: column; }
  .details-button { margin-top: auto; }
  .stats { grid-template-columns: repeat(4, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; }
}