:root {
  --bg: #06070a;
  --panel: #0b0d12;
  --panel-2: #10131a;
  --line: #1b202b;
  --text: #e8edf5;
  --dim: #7b869a;
  --accent: #b8f0ff;
  --up: #2ee6a8;
  --down: #ff4d6d;
  --res: #ffa028;
  --sup: #57d2ff;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: "SF Mono", "IBM Plex Mono", ui-monospace, "JetBrains Mono", Menlo, monospace;
  font-size: 13px;
  overscroll-behavior: none;
}

#app {
  display: flex;
  flex-direction: column;
  height: 100dvh;
  padding-top: env(safe-area-inset-top);
}

/* ---------- topbar ---------- */
#topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
  flex: 0 0 auto;
}

.brand { display: flex; align-items: center; gap: 6px; }
.brand .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
}
.brandname { font-size: 11px; letter-spacing: 0.14em; color: var(--dim); }

.symbol-btn {
  display: flex; align-items: center; gap: 6px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  padding: 5px 8px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.symbol-btn:active { background: #161a23; }
.symbol-btn .kind {
  font-size: 9px; letter-spacing: 0.1em;
  color: var(--accent);
  border: 1px solid rgba(184,240,255,0.3);
  border-radius: 4px;
  padding: 1px 4px;
}
.chev { width: 12px; height: 12px; fill: none; stroke: var(--dim); stroke-width: 2.5; }

.topstats { display: flex; gap: 14px; margin-left: 4px; overflow: hidden; }
.stat { display: flex; flex-direction: column; line-height: 1.25; }
.stat .k { font-size: 9px; color: var(--dim); letter-spacing: 0.08em; text-transform: uppercase; }
.stat .v { font-size: 12px; font-variant-numeric: tabular-nums; }
.v.up { color: var(--up); }
.v.down { color: var(--down); }

.conn { margin-left: auto; display: flex; align-items: center; gap: 5px; font-size: 10px; color: var(--dim); }
.wsdot { width: 6px; height: 6px; border-radius: 50%; background: #555; }
.wsdot.live { background: var(--up); box-shadow: 0 0 8px var(--up); }
.wsdot.bad { background: var(--down); }

/* ---------- toolbar ---------- */
#toolbar {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 10px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
  flex: 0 0 auto;
}
.tf { display: flex; gap: 2px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 2px; }
.tf button {
  background: transparent; border: 0; color: var(--dim);
  font: inherit; font-size: 11px;
  padding: 4px 8px; border-radius: 6px; cursor: pointer;
}
.tf button.active { background: #1c222e; color: var(--text); }
.spacer { flex: 1; }
.toggle {
  background: var(--panel-2); border: 1px solid var(--line); color: var(--dim);
  font: inherit; font-size: 11px; padding: 5px 9px; border-radius: 8px; cursor: pointer;
}
.toggle.on { color: var(--accent); border-color: rgba(184,240,255,0.35); }

/* ---------- main ---------- */
#main { flex: 1 1 auto; display: flex; min-height: 0; }
#chartWrap { position: relative; flex: 1 1 auto; min-width: 0; }
#chart { position: absolute; inset: 0; }

#legend {
  position: absolute; top: 6px; left: 10px; z-index: 3;
  font-size: 11px; color: var(--dim);
  pointer-events: none; text-shadow: 0 1px 6px #000;
}
#legendSym { color: var(--text); font-weight: 600; }
#legendOhlc { margin-left: 8px; font-variant-numeric: tabular-nums; }

.chart-msg {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  color: var(--dim); font-size: 12px; background: rgba(6,7,10,0.72); z-index: 4;
}

/* ---------- sidebar ---------- */
#sidebar {
  flex: 0 0 240px;
  border-left: 1px solid var(--line);
  background: var(--panel);
  display: flex; flex-direction: column; min-height: 0;
}
.side-head { padding: 8px; border-bottom: 1px solid var(--line); }
#sideSearch, #pickSearch {
  width: 100%; background: var(--panel-2); border: 1px solid var(--line);
  border-radius: 8px; color: var(--text); font: inherit; font-size: 12px; padding: 7px 9px; outline: none;
}
#sideSearch:focus, #pickSearch:focus { border-color: rgba(184,240,255,0.4); }
.side-tabs { display: flex; gap: 4px; margin-top: 8px; }
.stab, .ptab {
  flex: 1; background: var(--panel-2); border: 1px solid var(--line); color: var(--dim);
  font: inherit; font-size: 11px; padding: 5px; border-radius: 7px; cursor: pointer;
}
.stab.active, .ptab.active { color: var(--accent); border-color: rgba(184,240,255,0.35); }
.side-list, .pick-list { flex: 1 1 auto; overflow-y: auto; -webkit-overflow-scrolling: touch; }
.row {
  display: flex; align-items: baseline; gap: 8px;
  padding: 7px 10px; border-bottom: 1px solid rgba(27,32,43,0.5); cursor: pointer;
}
.row:active { background: var(--panel-2); }
.row.sel { background: rgba(184,240,255,0.06); }
.row .name { flex: 1; font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row .px { font-size: 12px; font-variant-numeric: tabular-nums; color: var(--dim); }
.row .chg { font-size: 11px; font-variant-numeric: tabular-nums; width: 56px; text-align: right; }
.chg.up { color: var(--up); }
.chg.down { color: var(--down); }

/* ---------- levels bar ---------- */
.levels-bar {
  flex: 0 0 auto;
  display: flex; gap: 8px; overflow-x: auto;
  padding: 7px 10px calc(7px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  background: var(--panel);
  scrollbar-width: none;
}
.levels-bar::-webkit-scrollbar { display: none; }
.lvl {
  flex: 0 0 auto; display: flex; flex-direction: column; gap: 1px;
  border: 1px solid var(--line); border-radius: 7px; padding: 4px 8px;
  background: var(--panel-2);
}
.lvl .p { font-size: 12px; font-variant-numeric: tabular-nums; }
.lvl .l { font-size: 9px; color: var(--dim); white-space: nowrap; }
.lvl.res .p { color: var(--res); }
.lvl.sup .p { color: var(--sup); }
.lvl .d { font-size: 9px; color: var(--dim); }

/* ---------- picker ---------- */
.picker {
  position: fixed; inset: 0; z-index: 30;
  background: rgba(4,5,8,0.72);
  display: flex; align-items: flex-start; justify-content: center;
  padding: 8vh 12px 12px;
  backdrop-filter: blur(6px);
}
.picker-panel {
  width: 100%; max-width: 460px; max-height: 76dvh;
  display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
}
.picker-head { display: flex; gap: 8px; padding: 10px; border-bottom: 1px solid var(--line); }
.pick-close {
  background: var(--panel-2); border: 1px solid var(--line); color: var(--dim);
  font: inherit; font-size: 11px; padding: 0 10px; border-radius: 8px; cursor: pointer;
}
.picker-tabs { padding: 8px 10px 0; margin: 0; }
.hidden { display: none !important; }

@media (max-width: 720px) {
  .hide-sm { display: none; }
  .topstats { gap: 10px; }
  #sidebar { position: absolute; right: 0; top: 0; bottom: 0; z-index: 10; flex-basis: 62%; }
  #main { position: relative; }
}