:root {
  --bg: #0b0f17;
  --card: #121826;
  --line: #222b3d;
  --text: #e6ebf5;
  --muted: #8a96ad;
  --up: #22c55e;
  --down: #ef4444;
  --flat: #f59e0b;
  --accent: #3b82f6;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.45 system-ui, sans-serif; }
header { padding: 16px; display: flex; flex-direction: column; gap: 12px; }
h1 { margin: 0; font-size: 20px; }
h2 { margin: 0; font-size: 16px; }
main { padding: 0 16px 32px; display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; max-width: 1200px; margin: 0 auto; }
header { max-width: 1200px; margin: 0 auto; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.tabs button { background: transparent; color: var(--muted); border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; min-height: 40px; cursor: pointer; font: inherit; }
.tabs button[aria-selected="true"] { background: var(--accent); border-color: var(--accent); color: #fff; }
.tabs button:disabled { opacity: .45; cursor: not-allowed; }
.badge { padding: 6px 10px; border-radius: 999px; background: var(--line); font-size: 13px; }
.badge.up { background: rgba(34,197,94,.18); color: var(--up); }
.badge.down { background: rgba(239,68,68,.18); color: var(--down); }
.scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
td, th { padding: 10px 8px; border-top: 1px solid var(--line); text-align: left; vertical-align: top; font-size: 13px; }
th { color: var(--muted); font-weight: 500; border-top: 0; }
td.tf { font-weight: 700; font-size: 15px; }
.up { color: var(--up); } .down { color: var(--down); } .flat { color: var(--flat); } .muted { color: var(--muted); }
.error { color: var(--down); margin: 8px 0 0; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 12px; color: var(--muted); margin-bottom: 8px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 5px; }
#chart { height: 380px; }
#rsi { height: 140px; margin-top: 4px; }
@media (max-width: 600px) { #chart { height: 300px; } }
.toggles label { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; min-height: 32px; }
.levels { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border: 1px solid var(--line); border-radius: 999px; font-size: 12px; color: var(--muted); }
.chip b { color: var(--text); font-weight: 600; }
.chip i { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }