/* dom_ladder.css — CK Live DOM Ladder Styles
   Light and dark theme support via :root.dark class on <html>.
   All DOM column widths, colours, bar charts, signal badges.
*/

/* ── Root variables ─────────────────────────────────────────────────────────── */
:root,
[data-mantine-color-scheme="light"] {
  --dom-bg:          #ffffff;
  --dom-bg-alt:      #f8f9fa;
  --dom-border:      #e5e7eb;
  --dom-text:        #111827;
  --dom-text-dim:    #6b7280;
  --dom-header-bg:   #f3f4f6;
  --dom-last-px:     #b8912a;
  --dom-bid-bar:     rgba(37, 99, 235, 0.18);
  --dom-ask-bar:     rgba(220, 38,  38, 0.18);
  --dom-bid-text:    #1d4ed8;
  --dom-ask-text:    #dc2626;
  --dom-pos:         #16a34a;
  --dom-neg:         #dc2626;
  --dom-flash:       rgba(250, 204, 21, 0.35);
  --dom-calc-entry:  rgba(16,  185, 129, 0.15);
  --dom-calc-stop:   rgba(220,  38,  38, 0.15);
  --dom-calc-target: rgba(99,  102, 241, 0.15);
}

[data-mantine-color-scheme="dark"] {
  --dom-bg:          #0f1117;
  --dom-bg-alt:      #161b22;
  --dom-border:      #30363d;
  --dom-text:        #e6edf3;
  --dom-text-dim:    #7d8590;
  --dom-header-bg:   #161b22;
  --dom-last-px:     #d4a843;
  --dom-bid-bar:     rgba(59, 130, 246, 0.22);
  --dom-ask-bar:     rgba(239, 68,  68, 0.22);
  --dom-bid-text:    #60a5fa;
  --dom-ask-text:    #f87171;
  --dom-pos:         #34d399;
  --dom-neg:         #f87171;
  --dom-flash:       rgba(250, 204, 21, 0.45);
  --dom-calc-entry:  rgba(16,  185, 129, 0.18);
  --dom-calc-stop:   rgba(239,  68,  68, 0.18);
  --dom-calc-target: rgba(129, 140, 248, 0.18);
}

/* ── Root mount ─────────────────────────────────────────────────────────────── */
.ck-dom-root {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--dom-bg);
  color: var(--dom-text);
  font-family: "JetBrains Mono", "Fira Code", "Consolas", monospace;
  font-size: 12px;
  overflow: hidden;
  user-select: none;
}

/* ── Header bar ─────────────────────────────────────────────────────────────── */
.ck-dom-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  background: var(--dom-header-bg);
  border-bottom: 1px solid var(--dom-border);
  flex-shrink: 0;
}

.ck-dom-product {
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 13px;
}

.ck-dom-last {
  color: var(--dom-last-px);
  font-weight: 600;
  margin-left: 4px;
  min-width: 72px;
}

.ck-dom-scrolllock,
.ck-dom-detach {
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--dom-text-dim);
  font-size: 14px;
  padding: 2px 4px;
  border-radius: 4px;
  line-height: 1;
  transition: color 0.15s;
}
.ck-dom-scrolllock[aria-pressed="true"] {
  color: #f59e0b;
}
.ck-dom-scrolllock:hover,
.ck-dom-detach:hover {
  color: var(--dom-text);
  background: var(--dom-border);
}
.ck-dom-detach {
  margin-left: 0;
}

/* ── Status bar ─────────────────────────────────────────────────────────────── */
.ck-dom-status {
  padding: 6px 8px;
  font-size: 11px;
  color: var(--dom-text-dim);
  background: var(--dom-bg-alt);
  text-align: center;
  flex-shrink: 0;
}

/* ── Table wrapper (overflow hidden — translateY scrolling via JS) ─────────── */
.ck-dom-table-wrap {
  flex: 1 1 auto;
  overflow: hidden;
  position: relative;
}

/* ── DOM table ──────────────────────────────────────────────────────────────── */
.ck-dom-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  will-change: transform;
  transition: transform 0.08s ease;
}

.ck-dom-table thead tr {
  background: var(--dom-header-bg);
  position: sticky;
  top: 0;
  z-index: 2;
}

.ck-dom-table th {
  padding: 2px 4px;
  font-size: 10px;
  font-weight: 600;
  text-align: center;
  color: var(--dom-text-dim);
  border-bottom: 1px solid var(--dom-border);
  white-space: nowrap;
}

/* Column widths */
.col-vol       { width: 44px; }
.col-bdelta    { width: 22px; }
.col-bid       { width: 60px; position: relative; }
.col-px        { width: 68px; text-align: center; }
.col-cum       { width: 36px; text-align: center; }
.col-ask       { width: 60px; position: relative; }
.col-adelta    { width: 22px; }
.col-bardelta  { width: 36px; }
.col-badge     { width: 14px; }

/* ── Rows ───────────────────────────────────────────────────────────────────── */
.ck-dom-row {
  height: 20px;
  border-bottom: 1px solid var(--dom-border);
  transition: background 0.1s;
}

.ck-dom-row:hover {
  background: var(--dom-bg-alt);
  cursor: pointer;
}

.ck-dom-row td {
  padding: 1px 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  vertical-align: middle;
  line-height: 18px;
}

/* ── Price column ───────────────────────────────────────────────────────────── */
.col-px {
  font-weight: 500;
  font-size: 11.5px;
  color: var(--dom-text);
}

.col-px.last-px {
  color: var(--dom-last-px);
  font-weight: 700;
  background: rgba(184, 145, 42, 0.10);
}

[data-mantine-color-scheme="dark"] .col-px.last-px {
  background: rgba(212, 168, 67, 0.12);
}

/* ── Bid / Ask bar cells ────────────────────────────────────────────────────── */
.col-bid {
  text-align: right;
  color: var(--dom-bid-text);
}

.col-ask {
  text-align: left;
  color: var(--dom-ask-text);
}

.ck-bar {
  position: absolute;
  top: 1px;
  bottom: 1px;
  max-width: 100%;
  pointer-events: none;
}

.ck-bar-bid {
  right: 0;
  background: var(--dom-bid-bar);
}

.ck-bar-ask {
  left: 0;
  background: var(--dom-ask-bar);
}

/* ── Positive / negative colouring (delta columns) ─────────────────────────── */
.col-bdelta.pos, .col-adelta.pos { color: var(--dom-pos); }
.col-bdelta.neg, .col-adelta.neg { color: var(--dom-neg); }
.col-cum.pos, .col-bardelta.pos  { color: var(--dom-pos); }
.col-cum.neg, .col-bardelta.neg  { color: var(--dom-neg); }

/* ── Trade flash ────────────────────────────────────────────────────────────── */
.ck-dom-row.traded-flash {
  background: var(--dom-flash) !important;
  transition: background 0s;
}

/* ── Calculator row highlights ──────────────────────────────────────────────── */
.ck-dom-row.calc-entry  { background: var(--dom-calc-entry); }
.ck-dom-row.calc-stop   { background: var(--dom-calc-stop); }
.ck-dom-row.calc-target { background: var(--dom-calc-target); }

/* ── Signal badges ──────────────────────────────────────────────────────────── */
.ck-sig-badge {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  vertical-align: middle;
}

.ck-sig-bull.ck-sig-high   { background: #00dc50; box-shadow: 0 0 4px #00dc50; }
.ck-sig-bear.ck-sig-high   { background: #f43f5e; box-shadow: 0 0 4px #f43f5e; }
.ck-sig-neut.ck-sig-high   { background: #facc15; box-shadow: 0 0 4px #facc15; }
.ck-sig-bull.ck-sig-normal { background: #4ade80; opacity: 0.55; }
.ck-sig-bear.ck-sig-normal { background: #fb7185; opacity: 0.55; }
.ck-sig-neut.ck-sig-normal { background: #fde047; opacity: 0.55; }

/* ── Inline Calculator panel ────────────────────────────────────────────────── */
.ck-dom-calc {
  flex-shrink: 0;
  background: var(--dom-bg-alt);
  border-top: 1px solid var(--dom-border);
  padding: 6px 8px;
  font-size: 11px;
}

.ck-calc-row1,
.ck-calc-row2,
.ck-calc-row3,
.ck-calc-row4 {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.ck-calc-row2 {
  flex-wrap: nowrap;
  gap: 8px;
}

.ck-calc-row2 label {
  display: flex;
  align-items: center;
  gap: 3px;
  white-space: nowrap;
  color: var(--dom-text-dim);
}

.ck-calc-row2 input {
  width: 72px;
  padding: 2px 4px;
  border: 1px solid var(--dom-border);
  border-radius: 3px;
  background: var(--dom-bg);
  color: var(--dom-text);
  font-size: 11px;
  font-family: inherit;
}

.ck-calc-row2 input:focus {
  outline: none;
  border-color: #6b7280;
}

.ck-calc-warn,
.ck-calc-twarn {
  color: #f59e0b;
  font-size: 12px;
}

.ck-calc-label {
  color: var(--dom-text-dim);
  font-size: 10px;
}

.ck-calc-contracts button {
  background: none;
  border: 1px solid var(--dom-border);
  border-radius: 3px;
  color: var(--dom-text-dim);
  cursor: pointer;
  font-size: 11px;
  padding: 1px 6px;
  transition: background 0.1s, color 0.1s;
}

.ck-calc-contracts button.active {
  background: #374151;
  color: #f9fafb;
  border-color: #4b5563;
}

[data-mantine-color-scheme="dark"] .ck-calc-contracts button.active {
  background: #4b5563;
  color: #f9fafb;
}

.ck-calc-clear {
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--dom-text-dim);
  font-size: 13px;
  padding: 0 4px;
}

.ck-calc-risk   { color: var(--dom-neg); font-weight: 600; }
.ck-calc-reward { color: var(--dom-pos); font-weight: 600; }
.ck-calc-rr     { color: var(--dom-text-dim); }

.ck-calc-specs {
  font-size: 10px;
  color: var(--dom-text-dim);
  border-top: 1px solid var(--dom-border);
  padding-top: 4px;
  margin-top: 2px;
}

/* ── Scrollbar style (table wrap) ──────────────────────────────────────────── */
.ck-dom-table-wrap::-webkit-scrollbar { width: 4px; }
.ck-dom-table-wrap::-webkit-scrollbar-track { background: transparent; }
.ck-dom-table-wrap::-webkit-scrollbar-thumb {
  background: var(--dom-border);
  border-radius: 2px;
}
