:root {
  --bg-desk: #090c10;
  --bg-header: #0d1117;
  --bg-panel: #111620;
  --bg-card: #151c28;
  --bg-hover: #1c2434;
  --border: #1e2638;
  --border-focus: #38bdf8;

  --green: #10b981;
  --green-soft: rgba(16, 185, 129, 0.12);
  --red: #f43f5e;
  --red-soft: rgba(244, 63, 94, 0.12);
  --blue: #38bdf8;
  --blue-soft: rgba(56, 189, 248, 0.12);
  --amber: #f59e0b;

  --text-main: #f8fafc;
  --text-dim: #94a3b8;
  --text-mute: #64748b;

  --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body.institutional-desk {
  background: var(--bg-desk);
  color: var(--text-main);
  font-family: var(--font-ui);
  height: 100vh;
  overflow: hidden;
  user-select: none;
  font-size: 12px;
  line-height: 1.4;
}

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ==============================================================================
   SECURITY GATE (ENCRYPTED AUTH MODAL)
============================================================================== */
.auth-gate {
  position: fixed;
  inset: 0;
  background: rgba(9, 12, 16, 0.95);
  backdrop-filter: blur(20px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.auth-gate.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.security-card {
  background: #10141d;
  border: 1px solid #232b3e;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 32px 28px;
  width: 100%;
  max-width: 380px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.sec-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 1px;
}

.sec-title {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.sec-title span {
  color: var(--blue);
}

.sec-sub {
  font-size: 11px;
  color: var(--text-mute);
  margin-top: -6px;
}

.sec-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
  margin-top: 10px;
}

.sec-form label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
}

.sec-input-row {
  display: flex;
  gap: 8px;
}

.sec-input-row input {
  flex: 1;
  background: #090c10;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}

.sec-input-row input:focus {
  border-color: var(--blue);
}

.btn-sec-auth {
  background: var(--blue);
  color: #000;
  font-weight: 700;
  border: none;
  border-radius: 6px;
  padding: 0 16px;
  cursor: pointer;
  transition: opacity 0.15s;
}

.btn-sec-auth:hover {
  opacity: 0.9;
}

.sec-error {
  font-size: 11px;
  color: var(--red);
  min-height: 16px;
}

/* ==============================================================================
   DESK CONTAINER & HEADER
============================================================================== */
.desk-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

.desk-header {
  height: 52px;
  background: var(--bg-header);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  flex-shrink: 0;
  z-index: 50;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.desk-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-symbol {
  color: var(--blue);
  font-size: 14px;
}

.logo-brand {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.logo-brand .dim {
  color: var(--text-mute);
  font-weight: 600;
}

.node-status {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: 4px;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.status-dot.online {
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
}

.status-txt {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--text-dim);
}

.active-ticker-strip {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
}

.ts-sym { font-weight: 700; color: #fff; }
.ts-px { font-weight: 600; color: var(--blue); }
.ts-chg.up { color: var(--green); }
.ts-chg.down { color: var(--red); }
.ts-div { color: var(--border); }
.ts-funding { color: var(--text-mute); font-size: 11px; }

/* Ledger Ribbon */
.ledger-ribbon {
  display: flex;
  align-items: center;
  gap: 20px;
}

.ledger-box {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.lb-lbl {
  font-size: 9px;
  font-weight: 700;
  color: var(--text-mute);
  letter-spacing: 0.5px;
}

.lb-val {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
}

.lb-val.pos { color: var(--green); }
.lb-val.neg { color: var(--red); }
.lb-val.zero { color: var(--text-dim); }
.lb-val.accent { color: var(--amber); }

/* Header Controls */
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mode-switch {
  display: flex;
  background: #090c10;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px;
  gap: 2px;
}

.mode-tab {
  background: transparent;
  border: none;
  color: var(--text-mute);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s;
}

.mode-tab.active {
  background: #1e2638;
  color: #fff;
}

.btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-engine {
  background: var(--green-soft);
  border-color: rgba(16, 185, 129, 0.3);
  color: var(--green);
}

.btn-engine.running {
  background: var(--red-soft);
  border-color: rgba(244, 63, 94, 0.3);
  color: var(--red);
}

.engine-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.btn-scan {
  background: var(--blue-soft);
  border-color: rgba(56, 189, 248, 0.3);
  color: var(--blue);
}

.btn-icon {
  background: #151c28;
  border-color: var(--border);
  color: var(--text-dim);
  padding: 6px 10px;
}

.btn-icon:hover {
  color: #fff;
  border-color: var(--border-focus);
}

/* ==============================================================================
   WORKSPACE 3-PANE LAYOUT
============================================================================== */
.desk-body {
  display: flex;
  flex: 1;
  overflow: hidden;
  background: var(--bg-desk);
}

.desk-pane {
  display: flex;
  flex-direction: column;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  overflow: hidden;
}

/* PANE 1: SCREENER (LEFT) */
.pane-screener {
  width: 310px;
  flex-shrink: 0;
}

.pane-header {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ph-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: 0.5px;
}

.screener-search input {
  background: #090c10;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 8px;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 11px;
  width: 120px;
  outline: none;
}

.screener-search input:focus {
  border-color: var(--border-focus);
}

.screener-nav {
  display: flex;
  background: #0d1117;
  border-bottom: 1px solid var(--border);
}

.sn-btn {
  flex: 1;
  background: transparent;
  border: none;
  padding: 7px 0;
  color: var(--text-mute);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
}

.sn-btn.active {
  color: var(--blue);
  border-bottom-color: var(--blue);
  background: var(--bg-panel);
}

.screener-grid-header {
  display: grid;
  grid-template-columns: 80px 1fr 1fr 1fr;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  color: var(--text-mute);
  border-bottom: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.2);
}

.text-right { text-align: right; }

.screener-rows {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.screener-row {
  display: grid;
  grid-template-columns: 80px 1fr 1fr 1fr;
  align-items: center;
  padding: 8px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.02);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 11px;
  transition: background 0.1s;
}

.screener-row:hover {
  background: var(--bg-hover);
}

.screener-row.active {
  background: rgba(56, 189, 248, 0.08);
  border-left: 2px solid var(--blue);
}

.sr-symbol {
  font-weight: 700;
  color: #fff;
}

.sr-change.up { color: var(--green); }
.sr-change.down { color: var(--red); }
.sr-funding { color: var(--text-mute); }

/* PANE 2: CHART & EXECUTION (CENTER) */
.pane-center {
  flex: 1;
  min-width: 0;
  background: var(--bg-desk);
}

.chart-header-bar {
  height: 48px;
  padding: 0 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-panel);
}

.ch-left {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.ch-symbol {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 800;
}

.ch-price {
  font-size: 16px;
  font-weight: 700;
  color: var(--blue);
}

.ch-change { font-size: 12px; font-weight: 700; }
.ch-change.up { color: var(--green); }
.ch-change.down { color: var(--red); }
.ch-oi { font-size: 11px; color: var(--text-mute); }

.resolution-bar {
  display: flex;
  gap: 2px;
  background: #090c10;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px;
}

.res-btn {
  background: transparent;
  border: none;
  color: var(--text-mute);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 3px 6px;
  border-radius: 3px;
  cursor: pointer;
}

.res-btn.active {
  background: var(--bg-hover);
  color: var(--blue);
}

.canvas-chart-wrapper {
  flex: 1;
  position: relative;
  min-height: 0;
  background: #090c10;
}

#financialChartCanvas {
  width: 100%;
  height: 100%;
  display: block;
}

.crosshair-hud {
  position: absolute;
  top: 10px;
  left: 12px;
  background: rgba(13, 17, 23, 0.9);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
  pointer-events: none;
  display: none;
}

.quick-desk-bar {
  height: 48px;
  background: var(--bg-panel);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
}

.desk-status-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--blue);
}

.dot-active {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
}

.quick-order-form {
  display: flex;
  align-items: center;
  gap: 10px;
}

.qo-field {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--text-dim);
}

.qo-field input, .qo-field select {
  background: #090c10;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 3px 6px;
  outline: none;
}

.btn-buy {
  background: var(--green);
  color: #000;
  font-weight: 700;
}

.btn-sell {
  background: var(--red);
  color: #fff;
  font-weight: 700;
}

/* PANE 3: QUANT & ORDERBOOK (RIGHT) */
.pane-quant {
  width: 320px;
  border-right: none;
  flex-shrink: 0;
}

.quant-card, .depth-card {
  padding: 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.qc-header, .dc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: 0.5px;
}

.alpha-score {
  font-weight: 700;
  color: var(--blue);
  background: var(--blue-soft);
  padding: 2px 6px;
  border-radius: 4px;
}

.signal-banner {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--blue);
}

.quant-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 6px;
}

.qs-box {
  background: #0d1117;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.qs-lbl { font-size: 9px; font-weight: 700; color: var(--text-mute); }
.qs-val { font-family: var(--font-mono); font-size: 11px; font-weight: 700; }
.qs-val.highlight { color: var(--blue); }
.qs-val.danger { color: var(--red); }
.qs-val.success { color: var(--green); }

.thesis-wrapper {
  background: #0d1117;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px;
}

.tw-lbl { font-size: 9px; font-weight: 700; color: var(--text-mute); margin-bottom: 2px; }
.tw-txt { font-size: 11px; color: var(--text-dim); line-height: 1.4; max-height: 80px; overflow-y: auto; }

/* Depth Card */
.depth-card {
  flex: 1;
}

.spread-val { font-size: 10px; color: var(--blue); }

.depth-table {
  flex: 1;
  display: flex;
  flex-direction: column;
  font-family: var(--font-mono);
  font-size: 11px;
}

.dt-head {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  color: var(--text-mute);
  font-size: 9px;
  font-weight: 700;
  padding: 3px 0;
  border-bottom: 1px solid var(--border);
}

.dt-body {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 2px 0;
}

.dt-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  padding: 2px 0;
  position: relative;
}

.dt-bar {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  opacity: 0.12;
  pointer-events: none;
}

.asks .dt-row { color: var(--red); }
.asks .dt-bar { background: var(--red); }

.bids .dt-row { color: var(--green); }
.bids .dt-bar { background: var(--green); }

.dt-mid-marker {
  text-align: center;
  font-weight: 700;
  padding: 4px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  color: #fff;
  background: rgba(255, 255, 255, 0.02);
}

/* ==============================================================================
   BOTTOM BLOTTER (INSTITUTIONAL TABLE)
============================================================================== */
.desk-blotter {
  height: 220px;
  background: var(--bg-panel);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.blotter-header {
  height: 34px;
  background: #0d1117;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 14px;
}

.bh-tabs {
  display: flex;
}

.b-tab {
  background: transparent;
  border: none;
  padding: 8px 14px;
  color: var(--text-mute);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.1s;
}

.b-tab.active {
  color: #fff;
  border-bottom-color: var(--blue);
}

.blotter-content {
  flex: 1;
  overflow-y: auto;
}

.blotter-view {
  display: none;
  height: 100%;
}

.blotter-view.active {
  display: block;
}

.institutional-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 11px;
  text-align: left;
}

.institutional-table th {
  padding: 6px 12px;
  color: var(--text-mute);
  font-size: 9px;
  font-weight: 700;
  border-bottom: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.15);
}

.institutional-table td {
  padding: 7px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.02);
}

.empty-row {
  text-align: center;
  color: var(--text-mute);
  padding: 24px !important;
}

.side-badge {
  font-size: 9px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 3px;
}

.side-badge.long { background: var(--green-soft); color: var(--green); }
.side-badge.short { background: var(--red-soft); color: var(--red); }

.btn-close-pos {
  background: var(--red-soft);
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: var(--red);
  font-family: var(--font-ui);
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.1s;
}

.btn-close-pos:hover {
  background: rgba(244, 63, 94, 0.25);
}

.console-output {
  padding: 10px 14px;
  font-size: 11px;
  color: var(--text-dim);
  white-space: pre-wrap;
  height: 100%;
  overflow-y: auto;
  background: #090c10;
}

/* ==============================================================================
   OPERATOR SETTINGS DRAWER
============================================================================== */
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: none;
}

.settings-drawer {
  position: fixed;
  top: 0;
  right: -460px;
  width: 440px;
  height: 100vh;
  background: #10141d;
  border-left: 1px solid var(--border);
  box-shadow: -15px 0 35px rgba(0, 0, 0, 0.8);
  z-index: 210;
  display: flex;
  flex-direction: column;
  transition: right 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.settings-drawer.open {
  right: 0;
}

.sd-head {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sd-title { font-size: 13px; font-weight: 800; letter-spacing: 0.5px; }
.btn-close { background: transparent; border: none; color: var(--text-mute); font-size: 16px; cursor: pointer; }

.sd-content {
  flex: 1;
  overflow-y: auto;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.sd-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sds-title {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0.5px;
}

.preset-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 6px;
}

.preset-btn {
  background: #090c10;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 6px;
  text-align: left;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.preset-btn strong { font-size: 11px; color: #fff; }
.preset-btn small { font-size: 8px; color: var(--text-mute); }

.preset-btn.active {
  border-color: var(--blue);
  background: rgba(56, 189, 248, 0.08);
}

.field-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-bottom: 8px;
}

.fi-head {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
}

.fi-head strong { color: var(--blue); }

input[type="range"] {
  accent-color: var(--blue);
  width: 100%;
}

.field-input {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-bottom: 8px;
}

.field-input label { font-size: 11px; color: var(--text-dim); }

.field-input input, textarea {
  background: #090c10;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 7px 10px;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 11px;
  outline: none;
}

.check-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 4px;
}

.status-result-box {
  margin-top: 6px;
  background: #090c10;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.btn-save-desk {
  background: var(--blue);
  color: #000;
  font-weight: 800;
  padding: 10px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  margin-top: auto;
}