:root{
  --bg:#f5f7fb; --card:#ffffff; --ink:#0f172a; --muted:#64748b; --border:#e2e8f0; --border-soft:#f1f5f9;
  --shadow:0 18px 40px rgba(15,23,42,.12); --shadow-soft:0 12px 32px rgba(15,23,42,.08);
  --blue:#2563eb; --teal:#0ea5a4; --green:#16a34a; --orange:#f59e0b; --red:#ef4444; --indigo:#6366f1;
  --accent:#22c5b2;
  --chip:#eef2ff;
  --nav-grad:linear-gradient(90deg, rgba(70,202,219,0.85) 0%, rgba(80,192,217,1) 30%, rgba(72,198,247,1) 100%);
}
[data-theme="dark"]{
  --bg:#0b1220; --card:#0f172a; --ink:#e5e7eb; --muted:#94a3b8; --border:#1f2937; --border-soft:#0b1220;
  --shadow:none; --shadow-soft:none; --chip:#0b2352;
  --nav-grad:linear-gradient(90deg, rgba(18,69,79,0.9) 0%, rgba(17,73,83,1) 35%, rgba(19,70,96,1) 100%);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 15px/1.5 Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif}
.app{display:flex;flex-direction:column;min-height:100dvh;padding-bottom:70px}
.header{position:sticky;top:0;z-index:10;background:var(--nav-grad);color:#fff;padding:10px 14px 12px;display:flex;align-items:center;gap:10px}
.logo{display:flex;align-items:center;gap:8px;font-weight:700;font-size:18px}
.logo-badge{width:28px;height:28px;border-radius:10px;background:#fff;display:grid;place-items:center;box-shadow:var(--shadow-soft)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.btn{border:none;border-radius:12px;padding:10px 12px;font-weight:600;background:#ffffff; color:#0f172a; box-shadow:var(--shadow-soft);display:inline-flex;align-items:center;gap:8px}
.btn.icon{padding:9px;border-radius:12px;width:38px;height:38px;justify-content:center}
.btn-primary{background:var(--blue);color:#fff}
.btn-teal{background:var(--teal);color:#fff}
main{flex:1;}
.grid{display:grid;gap:12px}
.grid.kpis{grid-template-columns:repeat(2,1fr)}
@media (min-width:520px){.grid.kpis{grid-template-columns:repeat(4,1fr)}}
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);padding:12px}
.card-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.ic-circle{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;background:var(--accent);color:#fff}
.title-xs{font-size:12px;color:var(--muted)}
.value-lg{font-size:18px;font-weight:700}
.delta{font-size:12px;font-weight:600}
.delta.up{color:var(--green)}
.delta.down{color:var(--red)}
.chart-card{padding:12px}
.chart-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.chart-title h3{margin:0;font-size:14px}
.chart-wrap{background:var(--card);border:1px solid var(--border);padding:10px;border-radius:16px}
.legend{display:flex;gap:8px;flex-wrap:wrap}
.legend span{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--muted)}
.dot{width:10px;height:10px;border-radius:3px}
.list{display:flex;flex-direction:column;gap:10px}
.row{display:flex;align-items:center;gap:10px}
.row.between{justify-content:space-between}
.row.wrap{flex-wrap:wrap}
.chip{padding:5px 8px;border-radius:999px;border:1px solid var(--border);background:var(--chip);font-size:12px;color:var(--ink)}
.muted{color:var(--muted)}
.asset{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:10px;display:grid;grid-template-columns:1fr auto;gap:6px}
.asset .ticker{font-weight:700}
.asset .mini{font-size:12px;color:var(--muted)}
.pill{border-radius:10px;padding:2px 6px;font-size:12px;font-weight:700}
.nav{position:fixed;bottom:0;left:0;right:0;backdrop-filter:saturate(1.5) blur(6px);}
.nav-inner{margin:8px 10px 10px;background:var(--card);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-soft);display:grid;grid-template-columns:repeat(5,1fr);}
.nav a{padding:10px 4px;display:flex;flex-direction:column;align-items:center;gap:4px;text-decoration:none;color:var(--muted);font-size:11px;text-align:center}
.nav a.active{color:var(--ink)}
.search{flex:1;display:flex;align-items:center;gap:8px;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:8px}
.search input{border:none;background:transparent;outline:none;flex:1;color:var(--ink)}
.section-title{margin:10px 2px 6px;font-weight:700;font-size:14px}
.chat{display:flex;flex-direction:column;gap:8px}
.msg{max-width:88%;padding:10px 12px;border-radius:14px;border:1px solid var(--border)}
.msg.me{align-self:flex-end;background:var(--blue);color:#fff;border-color:transparent}
.msg.ai{align-self:flex-start;background:var(--card)}
.composer{position:sticky;bottom:72px;background:var(--bg);display:flex;gap:8px;padding:8px}
.composer input{flex:1;border:1px solid var(--border);border-radius:12px;padding:10px;background:var(--card);color:var(--ink)}
.divider{height:1px;background:var(--border);margin:8px 0}