/* ---- theme tokens ---- */
:root {
  --bg: #f4f6fb; --bg2: #e9edf6; --panel: #ffffff; --panel2: #f7f9fd;
  --ink: #161a24; --muted: #5b6678; --line: #e2e7f0; --line2: #eef2f8;
  --pos: #15a05a; --pos-bg: #e7f7ee; --neg: #e23d52; --neg-bg: #fdecef;
  --accent: #6366f1; --accent2: #22d3ee; --warn: #c77700; --warn-bg: #fdf3e2;
  --shadow: 0 1px 2px rgba(18,24,38,.06), 0 8px 24px rgba(18,24,38,.06);
  --radius: 16px;
}
:root[data-theme="dark"], html.dark {
  --bg: #0b1020; --bg2: #0e1428; --panel: #141b30; --panel2: #1a2238;
  --ink: #e8edf7; --muted: #8b97ad; --line: #243049; --line2: #1c2740;
  --pos: #3ddc91; --pos-bg: #103024; --neg: #ff6b80; --neg-bg: #34141c;
  --accent: #818cf8; --accent2: #34e0f1; --warn: #f2b14a; --warn-bg: #2c2415;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 12px 32px rgba(0,0,0,.35);
}
@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] {
    --bg: #0b1020; --bg2: #0e1428; --panel: #141b30; --panel2: #1a2238;
    --ink: #e8edf7; --muted: #8b97ad; --line: #243049; --line2: #1c2740;
    --pos: #3ddc91; --pos-bg: #103024; --neg: #ff6b80; --neg-bg: #34141c;
    --accent: #818cf8; --accent2: #34e0f1; --warn: #f2b14a; --warn-bg: #2c2415;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 12px 32px rgba(0,0,0,.35);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: radial-gradient(1200px 600px at 80% -10%, var(--bg2), var(--bg)) fixed;
  color: var(--ink); min-height: 100vh;
  font: 15px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }

/* ---- topbar ---- */
.topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px max(16px, env(safe-area-inset-left)) 12px max(16px, env(safe-area-inset-right));
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 9px; font-weight: 700; font-size: 17px; letter-spacing: .2px; }
.brand img { display: block; border-radius: 7px; }
.topbar-right { display: flex; align-items: center; gap: 8px; }
.pill { font-size: 11px; font-weight: 800; letter-spacing: .6px; padding: 3px 8px; border-radius: 999px; }
.pill-live { color: #fff; background: linear-gradient(90deg, var(--neg), #b32338); }
.pill-paper { color: #fff; background: linear-gradient(90deg, var(--accent), var(--accent2)); }
.status { display: inline-flex; align-items: center; gap: 7px; font-size: 12.5px; color: var(--muted); }
.status-text { white-space: nowrap; }
.dot { width: 9px; height: 9px; border-radius: 50%; box-shadow: 0 0 0 0 currentColor; }
.dot-green { background: var(--pos); color: var(--pos); animation: pulse 2.2s infinite; }
.dot-amber { background: var(--warn); color: var(--warn); }
.dot-red   { background: var(--neg); color: var(--neg); }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--pos) 55%, transparent); }
  70% { box-shadow: 0 0 0 7px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
.iconbtn {
  border: 1px solid var(--line); background: var(--panel); color: var(--ink);
  width: 34px; height: 34px; border-radius: 10px; font-size: 15px; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; transition: .15s;
}
.iconbtn:hover { border-color: var(--accent); transform: translateY(-1px); }

/* ---- banner ---- */
.banner { margin: 12px 16px 0; padding: 10px 14px; border-radius: 12px;
  background: var(--warn-bg); color: var(--warn); border: 1px solid color-mix(in srgb, var(--warn) 35%, transparent);
  font-size: 13.5px; font-weight: 600; }

/* ---- layout ---- */
.wrap { max-width: 1080px; margin: 0 auto; padding: 16px max(16px, env(safe-area-inset-left)) 48px; }

/* ---- KPI cards ---- */
.kpis { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.kpi { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 16px; box-shadow: var(--shadow); }
.kpi .label { font-size: 12px; color: var(--muted); font-weight: 600; letter-spacing: .3px; text-transform: uppercase; }
.kpi .val { font-size: 26px; font-weight: 800; margin-top: 4px; font-variant-numeric: tabular-nums; letter-spacing: -.4px; }
.kpi .sub { font-size: 12.5px; color: var(--muted); margin-top: 3px; }
.kpi.hero { grid-column: span 2; background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 16%, var(--panel)), var(--panel)); }
.kpi.hero .val { font-size: 34px; }
@media (max-width: 520px) { .kpi.hero { grid-column: span 2; } .kpi .val { font-size: 23px; } .kpi.hero .val { font-size: 30px; } }
.pos { color: var(--pos); } .neg { color: var(--neg); }
.chip { display: inline-block; font-size: 11.5px; font-weight: 700; padding: 2px 7px; border-radius: 7px; }
.chip.pos { background: var(--pos-bg); } .chip.neg { background: var(--neg-bg); }

/* ---- blocks ---- */
.block { margin-top: 26px; }
.block-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.block-head h2 { font-size: 16px; margin: 0; font-weight: 700; }
.count { font-size: 12px; color: var(--muted); background: var(--panel2); border: 1px solid var(--line);
  padding: 1px 8px; border-radius: 999px; margin-left: 4px; font-weight: 700; vertical-align: middle; }
.empty { color: var(--muted); padding: 18px; text-align: center; background: var(--panel); border: 1px dashed var(--line);
  border-radius: var(--radius); }

/* ---- open position cards ---- */
.cards { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.pos-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden; }
.pos-card .pc-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px;
  padding: 14px 15px; cursor: pointer; }
.pos-card .pc-title { font-weight: 700; font-size: 14.5px; }
.pos-card .pc-meta { font-size: 12px; color: var(--muted); margin-top: 3px; }
.pos-card .pc-pnl { text-align: right; font-weight: 800; font-variant-numeric: tabular-nums; white-space: nowrap; }
.pos-card .pc-pnl .pct { font-size: 11.5px; font-weight: 700; display: block; }
.pc-bars { display: flex; gap: 10px; padding: 0 15px 12px; font-size: 12.5px; color: var(--muted); }
.pc-bars b { color: var(--ink); font-variant-numeric: tabular-nums; }
.legs { border-top: 1px solid var(--line2); background: var(--panel2); padding: 6px 8px 10px; display: none; }
.pos-card.open .legs { display: block; }
.leg { display: grid; grid-template-columns: 1fr auto auto; gap: 8px; align-items: center;
  padding: 6px 8px; border-radius: 8px; font-size: 12.5px; }
.leg:nth-child(odd) { background: color-mix(in srgb, var(--line2) 50%, transparent); }
.leg .lo { font-weight: 600; }
.leg .ld { color: var(--muted); font-variant-numeric: tabular-nums; }
.leg .lv { text-align: right; font-variant-numeric: tabular-nums; font-weight: 600; }
.leg.dead .lo { text-decoration: line-through; opacity: .65; }
.tag { font-size: 10px; font-weight: 800; padding: 1px 5px; border-radius: 5px; margin-left: 5px;
  background: var(--neg-bg); color: var(--neg); vertical-align: middle; }

/* ---- resolved ---- */
.resolved { display: grid; gap: 8px; }
.rrow { display: grid; grid-template-columns: 1fr auto auto; gap: 10px; align-items: center;
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 11px 14px; box-shadow: var(--shadow); }
.rrow .rt { min-width: 0; }
.rrow .rt .rname { font-weight: 650; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rrow .rt .rmeta { font-size: 12px; color: var(--muted); margin-top: 2px; }
.rrow .rnum { text-align: right; font-size: 12.5px; color: var(--muted); font-variant-numeric: tabular-nums; }
.rrow .rnum b { color: var(--ink); }
.rrow .rpnl { text-align: right; font-weight: 800; font-variant-numeric: tabular-nums; min-width: 76px; }
.badge { display: inline-block; font-size: 10.5px; font-weight: 800; padding: 2px 7px; border-radius: 6px; letter-spacing: .4px; }
.badge.win { background: var(--pos-bg); color: var(--pos); }
.badge.loss { background: var(--neg-bg); color: var(--neg); }
.badge.pending { background: var(--warn-bg); color: var(--warn); }
.badge.settling { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); margin-left: 6px; }
@media (max-width: 560px) {
  .rrow { grid-template-columns: 1fr auto; }
  .rrow .rnum { display: none; }
}

/* ---- footer ---- */
.foot { margin-top: 34px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px;
  display: flex; flex-wrap: wrap; gap: 8px 18px; }
.foot b { color: var(--ink); font-variant-numeric: tabular-nums; }

/* ---- login ---- */
.login { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card { background: var(--panel); border: 1px solid var(--line); border-radius: 20px; box-shadow: var(--shadow);
  padding: 28px 26px; width: min(360px, 92vw); display: flex; flex-direction: column; gap: 12px; }
.login-logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; margin-bottom: 6px; }
.login-logo img { border-radius: 9px; }
.login-card label { font-size: 12.5px; color: var(--muted); font-weight: 600; }
.login-card input { padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line); background: var(--panel2);
  color: var(--ink); font-size: 16px; outline: none; transition: .15s; }
.login-card input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }
.login-card button { margin-top: 4px; padding: 12px; border: none; border-radius: 12px; cursor: pointer; color: #fff;
  font-size: 15px; font-weight: 700; background: linear-gradient(90deg, var(--accent), var(--accent2)); transition: .15s; }
.login-card button:hover { filter: brightness(1.05); transform: translateY(-1px); }
.login-err { color: var(--neg); font-size: 13px; margin: 2px 0 0; font-weight: 600; }

.skel { color: transparent !important; background: linear-gradient(90deg, var(--line2), var(--panel2), var(--line2));
  background-size: 200% 100%; border-radius: 6px; animation: shimmer 1.3s infinite; }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }