/* pinch chart — TradingView dark look (SPEC "Frontend") */
:root {
  --bg: #131722;
  --panel: #131722;
  --panel-2: #1e222d;
  --hover: #2a2e39;
  --active: #363a45;
  --grid: #1e222d;
  --border: #2a2e39;
  --text: #d1d4dc;
  --text-strong: #f0f3fa;
  --muted: #787b86;
  --muted-2: #5d606b;
  --up: #089981;
  --down: #f23645;
  --accent: #2962ff;
  --accent-hover: #1e53e5;
  --accent-soft: rgba(41, 98, 255, 0.16);
  --pinch: #ff9800;
  --font: -apple-system, BlinkMacSystemFont, "Trebuchet MS", Roboto, Ubuntu, sans-serif;
  --top-h: 38px;
  --bottom-h: 30px;
  --tools-w: 52px;
  --wl-w: 300px;
  --radius: 4px;
  --shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 8px 24px rgba(0, 0, 0, 0.45);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 13px/1.3 var(--font);
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
  user-select: none;
  -webkit-user-select: none;
}
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
input { font: inherit; color: inherit; }
svg { display: block; flex: none; }
[hidden] { display: none !important; }
.num { font-variant-numeric: tabular-nums; }

/* ---------- app frame ---------- */
#app {
  display: grid;
  grid-template-rows: var(--top-h) minmax(0, 1fr) var(--bottom-h);
  grid-template-columns: var(--tools-w) minmax(0, 1fr) var(--wl-w);
  grid-template-areas: "top top top" "tools main side" "tools bottom side";
  height: 100%;
  gap: 4px;
  padding: 0;
  background: #0c0e15;
}
#app.no-watchlist { grid-template-columns: var(--tools-w) minmax(0, 1fr) 0; }
#app.no-watchlist #watchlist { display: none; }

/* ---------- top bar ---------- */
#topbar {
  grid-area: top;
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 0 6px;
  background: var(--panel);
  min-width: 0;
}
.tb-scroll {
  display: flex; align-items: center; gap: 2px;
  min-width: 0; flex: 1 1 auto;
  overflow-x: auto; overflow-y: hidden;
  scrollbar-width: none;
}
.tb-scroll::-webkit-scrollbar { display: none; }
.tb-right { display: flex; align-items: center; gap: 2px; flex: none; }
.sep { width: 1px; height: 22px; background: var(--border); margin: 0 4px; flex: none; }
.tb-btn {
  height: 30px; min-width: 30px; padding: 0 8px;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border-radius: var(--radius);
  color: var(--text);
  white-space: nowrap;
  flex: none;
}
.tb-btn:hover { background: var(--hover); }
.tb-btn.icon { padding: 0; width: 34px; }
.tb-btn.on { color: var(--accent); }
.tb-btn:focus-visible, .tool:focus-visible, .wl-row:focus-visible { outline: 1px solid var(--accent); outline-offset: -1px; }
#ticker-btn { font-weight: 600; font-size: 14px; padding: 0 10px 0 8px; color: var(--text-strong); }
#ticker-btn .ic { color: var(--text); }
#fav-btn { width: 30px; color: var(--muted); }
#fav-btn.on { color: #f7c548; }
.tf-group { display: flex; align-items: center; gap: 1px; flex: none; }
.tf {
  height: 30px; min-width: 32px; padding: 0 7px;
  border-radius: var(--radius);
  color: var(--text);
  font-size: 13px;
  flex: none;
}
.tf:hover { background: var(--hover); }
.tf.on { color: var(--accent); background: var(--accent-soft); }
.tf.imb { font-weight: 600; letter-spacing: .2px; }
.lbl { color: var(--muted); font-size: 12px; margin: 0 4px 0 2px; flex: none; }
.seg {
  display: inline-flex; flex: none;
  background: var(--panel-2); border-radius: var(--radius); padding: 2px; gap: 2px;
}
.seg button { height: 26px; padding: 0 10px; border-radius: 3px; color: var(--muted); font-size: 12.5px; }
.seg button:hover { color: var(--text); background: var(--hover); }
.seg button.on { background: var(--active); color: var(--text-strong); }
.strength { display: inline-flex; align-items: center; gap: 8px; padding: 0 6px; flex: none; }
.strength input[type=range] { width: 92px; }
.strength output { width: 34px; color: var(--text); font-size: 12px; font-variant-numeric: tabular-nums; }
.toggle-btn .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted-2); }
.toggle-btn.on .dot { background: var(--pinch); box-shadow: 0 0 0 3px rgba(255, 152, 0, .18); }
.toggle-btn.on { color: var(--text-strong); }
.avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: linear-gradient(135deg, #2962ff, #7b1fa2);
  color: #fff; font-weight: 600; font-size: 13px;
  display: inline-flex; align-items: center; justify-content: center;
  text-transform: uppercase;
}
#mob-tools, #mob-wl { display: none; }

/* range slider TradingView-ish */
input[type=range] { -webkit-appearance: none; appearance: none; background: transparent; height: 18px; cursor: pointer; }
input[type=range]::-webkit-slider-runnable-track { height: 4px; border-radius: 2px; background: linear-gradient(to right, var(--accent) var(--fill, 0%), var(--active) var(--fill, 0%)); }
input[type=range]::-moz-range-track { height: 4px; border-radius: 2px; background: var(--active); }
input[type=range]::-moz-range-progress { height: 4px; border-radius: 2px; background: var(--accent); }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 14px; height: 14px; margin-top: -5px; border-radius: 50%; background: #fff; border: 3px solid var(--accent); }
input[type=range]::-moz-range-thumb { width: 10px; height: 10px; border-radius: 50%; background: #fff; border: 3px solid var(--accent); }

/* ---------- left toolbar ---------- */
#tools {
  grid-area: tools;
  background: var(--panel);
  display: flex; flex-direction: column; align-items: center;
  padding: 4px 0;
  gap: 2px;
  overflow-y: auto; overflow-x: hidden;
  scrollbar-width: none;
}
#tools::-webkit-scrollbar { display: none; }
.tool-wrap { position: relative; width: 100%; display: flex; justify-content: center; }
.tool {
  width: 44px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius);
  color: var(--text);
}
.tool:hover { background: var(--hover); }
.tool.on { color: var(--accent); background: var(--accent-soft); }
.tool .ico { width: 28px; height: 28px; }
.tool-more {
  position: absolute; right: 0; top: 0; bottom: 0; width: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--muted-2); opacity: 0; border-radius: 0 var(--radius) var(--radius) 0;
}
.tool-wrap:hover .tool-more { opacity: 1; }
.tool-more:hover { color: var(--text); background: var(--hover); }
.tools-sep { width: 32px; height: 1px; background: var(--border); margin: 4px 0; flex: none; }
.tools-spacer { flex: 1 1 auto; min-height: 6px; }

.flyout {
  position: fixed; z-index: 60;
  background: var(--panel-2); border-radius: 6px; box-shadow: var(--shadow);
  padding: 6px 0; min-width: 230px;
  border: 1px solid var(--border);
}
.flyout-title { padding: 6px 14px 4px; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .5px; }
.fly-item {
  width: 100%; display: flex; align-items: center; gap: 10px; padding: 0 14px; height: 34px;
  color: var(--text); text-align: left;
}
.fly-item:hover { background: var(--hover); }
.fly-item.on { color: var(--accent); }
.fly-item .ico { width: 28px; height: 28px; }
.fly-item kbd { margin-left: auto; color: var(--muted); font: 11px var(--font); }

/* ---------- main chart ---------- */
#main { grid-area: main; position: relative; background: var(--bg); min-width: 0; min-height: 0; overflow: hidden; }
#chart { position: absolute; inset: 0; }
#legend {
  position: absolute; left: 10px; top: 6px; z-index: 5;
  pointer-events: none;
  display: flex; flex-direction: column; gap: 3px;
  max-width: calc(100% - 90px);
}
.lg-row { display: flex; align-items: baseline; flex-wrap: wrap; gap: 0 10px; white-space: nowrap; }
.lg-title { font-size: 15px; color: var(--text-strong); font-weight: 500; }
.lg-title .sub { color: var(--text); font-weight: 400; }
.lg-title .dotsep { color: var(--muted); margin: 0 5px; }
.lg-badge { font-size: 11px; color: var(--down); border: 1px solid rgba(242, 54, 69, .5); border-radius: 3px; padding: 0 4px; margin-left: 6px; }
.lg-ohlc { font-size: 13px; font-variant-numeric: tabular-nums; }
.lg-ohlc .k { color: var(--text); margin-right: 2px; }
.lg-ohlc .v.up { color: var(--up); }
.lg-ohlc .v.down { color: var(--down); }
.lg-extra { font-size: 12px; color: var(--muted); }
.lg-extra .v { color: var(--text); }
.lg-live { width: 7px; height: 7px; border-radius: 50%; background: var(--up); display: inline-block; margin-left: 6px; align-self: center; box-shadow: 0 0 0 3px rgba(8, 153, 129, .2); }
.lg-live.off { background: var(--muted-2); box-shadow: none; }

#status {
  position: absolute; left: 50%; top: 44%; transform: translate(-50%, -50%);
  color: var(--text); font-size: 13px; z-index: 4; pointer-events: none;
  display: flex; align-items: center; gap: 10px;
  background: rgba(30, 34, 45, .92); border: 1px solid var(--border); border-radius: 6px;
  padding: 8px 14px; box-shadow: var(--shadow); max-width: calc(100% - 32px);
}
#status[hidden] { display: none; }
#app.loading #chart { opacity: .45; transition: opacity .15s; }

/* TradingView's floating "scroll to the latest bar", only when it is off screen */
#go-now {
  position: absolute; right: 78px; bottom: 34px; z-index: 5;
  width: 28px; height: 28px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  box-shadow: var(--shadow);
}
#go-now:hover { background: var(--hover); }
#go-now[hidden] { display: none; }

/* interval prompt (type 4 h Enter) */
#tf-prompt {
  position: absolute; left: 50%; top: 40%; transform: translate(-50%, -50%); z-index: 30;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; box-shadow: var(--shadow);
  padding: 12px 18px; display: flex; flex-direction: column; align-items: center; gap: 2px; min-width: 120px;
}
#tf-prompt b { font-size: 26px; color: var(--text-strong); font-weight: 500; }
#tf-prompt span { font-size: 12px; color: var(--muted); }
#tf-prompt[hidden] { display: none; }

.menu .mi-row { display: flex; flex-wrap: wrap; gap: 2px; padding: 2px 10px 6px; }
.menu .mi-row .mi { width: auto; min-width: 44px; height: 32px; padding: 0 10px; justify-content: center; border-radius: var(--radius); }
.menu .mh.sub { border-bottom: 0; padding: 6px 14px 2px; margin: 0; }
.spinner { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--active); border-top-color: var(--accent); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

#toast {
  position: absolute; left: 50%; bottom: 16px; transform: translateX(-50%);
  background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
  box-shadow: var(--shadow); border-radius: 6px; padding: 8px 14px; font-size: 12.5px; z-index: 30;
  max-width: calc(100% - 32px);
}
#toast.err { border-color: rgba(242, 54, 69, .6); }

#text-pop {
  position: absolute; z-index: 40; background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 6px; box-shadow: var(--shadow); padding: 8px; display: flex; gap: 6px;
}
#text-pop input { width: 220px; }

/* ---------- bottom bar ---------- */
#bottombar {
  grid-area: bottom;
  background: var(--panel);
  display: flex; align-items: center; gap: 2px; padding: 0 6px;
  min-width: 0; overflow: hidden;
}
#bottombar .grow { flex: 1 1 auto; }
.bb-btn { height: 24px; padding: 0 8px; border-radius: var(--radius); color: var(--text); font-size: 12px; white-space: nowrap; }
.bb-btn:hover { background: var(--hover); }
.bb-btn.on { color: var(--accent); }
.bb-info { color: var(--muted); font-size: 12px; padding: 0 6px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ---------- watchlist ---------- */
#watchlist {
  grid-area: side;
  background: var(--panel);
  display: flex; flex-direction: column;
  min-width: 0; min-height: 0;
}
.wl-head { height: 44px; display: flex; align-items: center; padding: 0 8px 0 12px; gap: 4px; flex: none; }
.wl-head h2 { font-size: 14px; font-weight: 600; margin: 0; color: var(--text-strong); flex: 1; }
.wl-cols {
  display: grid; grid-template-columns: minmax(0, 1fr) 84px 64px; gap: 6px;
  padding: 0 12px 6px; color: var(--muted); font-size: 11.5px; flex: none;
}
.wl-cols span:not(:first-child), .wl-row .r { text-align: right; }
.wl-body { flex: 1 1 auto; overflow-y: auto; min-height: 0; scrollbar-width: thin; scrollbar-color: var(--active) transparent; }
.wl-sec {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 12px 6px; color: var(--muted); font-size: 11px;
  text-transform: uppercase; letter-spacing: .6px; font-weight: 600;
  border-top: 1px solid var(--border);
}
.wl-sec:first-child { border-top: 0; }
.wl-sec .cnt { color: var(--muted-2); font-weight: 400; }
.wl-row {
  display: grid; grid-template-columns: minmax(0, 1fr) 84px 64px; gap: 6px; align-items: center;
  padding: 0 12px; height: 32px; width: 100%; text-align: left; position: relative;
}
.wl-row:hover { background: var(--panel-2); }
.wl-row.cur { background: var(--accent-soft); }
.wl-row.cur::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: var(--accent); }
.wl-sym { display: flex; align-items: center; gap: 6px; min-width: 0; }
.wl-sym .name { font-weight: 500; color: var(--text-strong); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wl-row .r { font-variant-numeric: tabular-nums; font-size: 12.5px; }
.wl-row .up { color: var(--up); }
.wl-row .down { color: var(--down); }
.wl-star { color: var(--muted-2); width: 16px; height: 16px; display: inline-flex; flex: none; }
.wl-star.on { color: #f7c548; }
.wl-star:hover { color: var(--text); }
.wl-row .sig-line { grid-column: 1 / -1; }
.wl-row.two { height: 46px; grid-template-rows: 22px 16px; row-gap: 0; padding-top: 4px; padding-bottom: 4px; }
.wl-sub { grid-column: 1 / -1; display: flex; gap: 6px; align-items: center; font-size: 11.5px; color: var(--muted); padding-left: 22px; min-width: 0; }
.wl-sub .t { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.badge {
  display: inline-flex; align-items: center; justify-content: center;
  height: 16px; padding: 0 5px; border-radius: 3px; font-size: 10.5px; font-weight: 600; letter-spacing: .3px;
  text-transform: uppercase; flex: none;
}
.badge.pinch { color: var(--pinch); background: rgba(255, 152, 0, .14); }
.badge.long { color: var(--up); background: rgba(8, 153, 129, .16); }
.badge.short { color: var(--down); background: rgba(242, 54, 69, .14); }
.badge.alive { color: var(--up); background: rgba(8, 153, 129, .14); }
.badge.dead { color: var(--down); background: rgba(242, 54, 69, .12); }
.badge.perp { color: var(--muted); background: var(--panel-2); }
.wl-empty { padding: 10px 12px 14px; color: var(--muted-2); font-size: 12px; }

/* ---------- menus / dialogs ---------- */
.menu {
  position: fixed; z-index: 70; min-width: 200px;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 6px; box-shadow: var(--shadow);
  padding: 6px 0;
}
.menu .mi { width: 100%; height: 34px; padding: 0 14px; display: flex; align-items: center; gap: 10px; text-align: left; }
.menu .mi:hover { background: var(--hover); }
.menu .mi.on { color: var(--accent); }
.menu .mh { padding: 8px 14px 10px; border-bottom: 1px solid var(--border); margin-bottom: 4px; }
.menu .mh b { display: block; color: var(--text-strong); font-weight: 600; }
.menu .mh span { color: var(--muted); font-size: 12px; }

.backdrop {
  position: fixed; inset: 0; z-index: 80; background: rgba(0, 0, 0, .55);
  display: flex; align-items: flex-start; justify-content: center; padding: 64px 16px 16px;
}
.dialog {
  width: 100%; max-width: 620px; max-height: calc(100vh - 96px);
  background: var(--panel-2); border-radius: 8px; box-shadow: var(--shadow); border: 1px solid var(--border);
  display: flex; flex-direction: column; overflow: hidden;
}
.dlg-head { display: flex; align-items: center; padding: 16px 16px 12px 20px; gap: 8px; }
.dlg-head h3 { margin: 0; font-size: 18px; font-weight: 600; color: var(--text-strong); flex: 1; }
.x-btn { width: 32px; height: 32px; border-radius: var(--radius); color: var(--muted); display: flex; align-items: center; justify-content: center; }
.x-btn:hover { background: var(--hover); color: var(--text); }
.search-box {
  margin: 0 20px 10px; display: flex; align-items: center; gap: 8px;
  border-bottom: 1px solid var(--border); padding: 4px 0 10px;
}
.search-box input { flex: 1; background: transparent; border: 0; outline: none; font-size: 16px; color: var(--text-strong); text-transform: uppercase; }
.search-box input::placeholder { color: var(--muted-2); text-transform: none; }
.chips { display: flex; gap: 6px; padding: 0 20px 10px; flex-wrap: wrap; }
.chip { height: 28px; padding: 0 12px; border-radius: 14px; background: var(--hover); color: var(--text); font-size: 12.5px; }
.chip:hover { background: var(--active); }
.chip.on { background: var(--text); color: #131722; }
.s-list { overflow-y: auto; flex: 1 1 auto; min-height: 120px; scrollbar-width: thin; scrollbar-color: var(--active) transparent; padding-bottom: 6px; }
.s-row {
  height: 44px; display: flex; align-items: center; gap: 12px; padding: 0 20px; cursor: pointer;
  border-top: 1px solid rgba(42, 46, 57, .5);
}
.s-row.sel { background: var(--hover); }
.s-ico {
  width: 24px; height: 24px; border-radius: 50%; flex: none;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 700; color: #fff;
}
.s-name { font-weight: 600; color: var(--text-strong); min-width: 120px; }
.s-name mark { background: none; color: var(--accent); }
.s-desc { color: var(--muted); font-size: 12.5px; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.s-right { display: flex; gap: 6px; align-items: center; color: var(--muted); font-size: 12px; }
.s-empty { padding: 30px 20px; text-align: center; color: var(--muted); }
.dlg-foot { padding: 10px 20px; border-top: 1px solid var(--border); color: var(--muted-2); font-size: 11.5px; display: flex; gap: 14px; }
.dlg-foot kbd { font: 11px var(--font); border: 1px solid var(--border); border-radius: 3px; padding: 0 4px; color: var(--muted); }

.settings .dlg-body { padding: 4px 20px 16px; overflow-y: auto; }
.set-sec { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .6px; margin: 14px 0 6px; font-weight: 600; }
.set-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 40px; border-bottom: 1px solid rgba(42, 46, 57, .6); }
.set-row label { color: var(--text); }
.set-row .hint { color: var(--muted); font-size: 12px; display: block; margin-top: 2px; }
.set-row input[type=range] { width: 140px; }
.set-row output { width: 40px; text-align: right; font-variant-numeric: tabular-nums; }
.switch { position: relative; width: 34px; height: 18px; flex: none; }
.switch input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.switch span { position: absolute; inset: 0; border-radius: 9px; background: var(--active); transition: background .15s; pointer-events: none; }
.switch span::after { content: ""; position: absolute; left: 2px; top: 2px; width: 14px; height: 14px; border-radius: 50%; background: #fff; transition: transform .15s; }
.switch input:checked + span { background: var(--accent); }
.switch input:checked + span::after { transform: translateX(16px); }
.switch input:focus-visible + span { outline: 1px solid var(--accent); outline-offset: 2px; }
select.sel {
  background: var(--bg); color: var(--text); border: 1px solid var(--border); border-radius: var(--radius);
  height: 30px; padding: 0 8px; font: inherit;
}

.field {
  width: 100%; height: 40px; padding: 0 12px;
  background: var(--bg); color: var(--text-strong);
  border: 1px solid var(--border); border-radius: 6px; outline: none; font-size: 14px;
}
.field:hover { border-color: var(--active); }
.field:focus { border-color: var(--accent); }
.btn-primary {
  height: 40px; padding: 0 16px; border-radius: 6px; background: var(--accent); color: #fff; font-weight: 600; font-size: 14px;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:disabled { opacity: .6; cursor: default; }
.btn-ghost { height: 32px; padding: 0 12px; border-radius: var(--radius); background: var(--hover); color: var(--text); }
.btn-ghost:hover { background: var(--active); }

/* ---------- login ---------- */
body.login { overflow: auto; user-select: auto; -webkit-user-select: auto; }
.login-wrap { min-height: 100%; display: flex; align-items: center; justify-content: center; padding: 24px 16px; position: relative; overflow: hidden; }
.login-bg { position: absolute; inset: 0; opacity: .5; pointer-events: none; }
.login-card {
  position: relative; width: 100%; max-width: 380px;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px; box-shadow: var(--shadow);
  padding: 32px 28px 26px;
}
.brand { display: flex; align-items: center; gap: 10px; margin-bottom: 26px; }
.brand-mark { width: 34px; height: 34px; border-radius: 8px; background: #0c0e15; border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; }
.brand b { font-size: 17px; color: var(--text-strong); font-weight: 600; display: block; }
.brand span { font-size: 12px; color: var(--muted); }
.login-card h1 { font-size: 22px; margin: 0 0 6px; color: var(--text-strong); font-weight: 600; }
.login-card p.sub { margin: 0 0 22px; color: var(--muted); }
.login-card label { display: block; font-size: 12.5px; color: var(--muted); margin: 0 0 6px; }
.login-card .fgroup { margin-bottom: 16px; }
.pw-wrap { position: relative; }
.pw-wrap .field { padding-right: 44px; }
.pw-eye { position: absolute; right: 4px; top: 4px; width: 32px; height: 32px; border-radius: 4px; color: var(--muted); display: flex; align-items: center; justify-content: center; }
.pw-eye:hover { color: var(--text); background: var(--hover); }
.login-card .btn-primary { width: 100%; margin-top: 6px; }
.login-err { min-height: 20px; margin: 4px 0 2px; color: var(--down); font-size: 13px; }
.login-foot { margin-top: 18px; color: var(--muted-2); font-size: 12px; text-align: center; }

/* ---------- small screens ---------- */
@media (max-width: 1100px) {
  :root { --wl-w: 260px; }
  .strength input[type=range] { width: 70px; }
}
@media (max-width: 860px) {
  #app { grid-template-columns: 0 minmax(0, 1fr) 0; grid-template-areas: "top top top" "main main main" "bottom bottom bottom"; gap: 2px; }
  #tools {
    position: fixed; left: 0; top: calc(var(--top-h) + 2px); bottom: calc(var(--bottom-h) + 2px); width: var(--tools-w);
    z-index: 50; transform: translateX(-100%); transition: transform .18s; box-shadow: var(--shadow);
  }
  #app.tools-open #tools { transform: none; }
  #watchlist {
    position: fixed; right: 0; top: calc(var(--top-h) + 2px); bottom: calc(var(--bottom-h) + 2px); width: min(320px, 88vw);
    z-index: 50; transform: translateX(100%); transition: transform .18s; box-shadow: var(--shadow);
    display: flex !important;
  }
  #app.wl-open #watchlist { transform: none; }
  #mob-tools, #mob-wl { display: inline-flex; }
  #wl-toggle { display: none; }
  .lbl { display: none; }
  .strength input[type=range] { width: 64px; }
  .backdrop { padding-top: 12px; }
  .dialog { max-height: calc(100vh - 24px); }
}
@media (max-width: 520px) {
  #topbar { padding: 0 2px; }
  /* one interval button (opens a menu with every interval, CVD view and
     Signals, like TradingView mobile); the rest of the strip fades out */
  #tfs .tf:not(.on) { display: none; }
  #tfs .tf.on::after { content: ""; display: inline-block; width: 5px; height: 5px; margin-left: 5px;
    border-right: 1.4px solid currentColor; border-bottom: 1.4px solid currentColor; transform: translateY(-2px) rotate(45deg); }
  #cvd, #sig-btn, #cvd ~ .sep { display: none; }
  .tb-scroll { mask-image: linear-gradient(to right, #000 calc(100% - 24px), transparent);
    -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 24px), transparent); }
  #go-now { right: 62px; }
  #ticker-btn { padding: 0 6px; font-size: 13px; }
  .tf { min-width: 28px; padding: 0 5px; }
  .seg button { padding: 0 7px; }
  .s-desc { display: none; }
  .s-name { min-width: 0; flex: 1; }
  #legend { left: 6px; max-width: calc(100% - 70px); }
  .lg-title { font-size: 13px; }
  .lg-ohlc { font-size: 11.5px; }
  .lg-row { gap: 0 6px; }
  .bb-hide-sm { display: none; }
}

/* icon dot fill follows the button background */
.tool { --ico-bg: var(--panel); }
.tool:hover { --ico-bg: var(--hover); }
.tool.on { --ico-bg: #172345; }
.flyout { --ico-bg: var(--panel-2); }
.fly-item:hover { --ico-bg: var(--hover); }