/* ==========================================================================
   ASH EQUITY ENGINE — TRADER JOURNAL DESIGN SYSTEM
   Theme: Clean Modern Dashboard (Light/Dark with CSS Variables)
   ========================================================================== */

/* Design Tokens - Light Mode (Default) */
:root {
  --bg: #f5f6f8;
  --card: #fff;
  --line: #e5e8ee;
  --tx: #131820;
  --mut: #6a7585;
  --up: #0e9f6e;
  --dn: #e0485a;
  --acc: #0e9f6e;
  --b1: #2b78e4;
  --b2: #7a58ee;
  --b3: #d98200;
  --hov: #eff1f5;
  --side: #fff;
}

/* Design Tokens - Dark Mode */
:root[data-theme="dark"] {
  --bg: #0a0e13;
  --card: #121821;
  --line: #212a36;
  --tx: #e7ecf3;
  --mut: #8996a8;
  --up: #34d399;
  --dn: #fb7185;
  --acc: #34d399;
  --b1: #5ca4ff;
  --b2: #a78bfa;
  --b3: #fbbf24;
  --hov: #19222d;
  --side: #0e131a;
}

/* ==========================================================================
   BASE RESET & TYPOGRAPHY
   ========================================================================== */

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

html, body {
  height: 100%;
}

:root {
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

body {
  background: var(--bg);
  color: var(--tx);
  font: 14px/1.45 Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-variant-numeric: tabular-nums;
}

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
  background: none;
  border: 0;
}

/* ==========================================================================
   PIN AUTHENTICATION MODAL
   ========================================================================== */

#pin-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

#pin-modal-overlay.hidden {
  display: none;
}

.pin-modal-box {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px 28px;
  width: 90%;
  max-width: 360px;
  text-align: center;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.pin-modal-box h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--tx);
  margin-bottom: 6px;
}

.pin-modal-box p {
  font-size: 12px;
  color: var(--mut);
  margin-bottom: 20px;
}

#pin-text-input {
  width: 100%;
  background: var(--hov);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--tx);
  font-size: 20px;
  letter-spacing: 0.15em;
  padding: 14px 48px 14px 20px;
  outline: none;
  text-align: center;
}

#pin-text-input:focus {
  border-color: var(--acc);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--acc) 20%, transparent);
}

#pin-error-msg {
  font-size: 11px;
  color: var(--dn);
  min-height: 16px;
  margin-top: 8px;
}

.pin-submit-btn {
  margin-top: 16px;
  width: 100%;
  padding: 12px;
  background: var(--acc);
  color: #fff;
  font-weight: 600;
  border-radius: 10px;
  transition: opacity 0.2s;
}

.pin-submit-btn:hover {
  opacity: 0.9;
}

/* ==========================================================================
   APP LAYOUT — 210px SIDEBAR GRID
   ========================================================================== */

.app {
  display: grid;
  grid-template-columns: 210px 1fr;
  min-height: 100%;
}

/* ==========================================================================
   SIDEBAR
   ========================================================================== */

aside {
  background: var(--side);
  border-right: 1px solid var(--line);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  font-weight: 700;
  font-size: 17px;
  padding: 0 10px 18px;
  letter-spacing: 0.2px;
}

.brand span {
  color: var(--acc);
}

/* Navigation Buttons */
.nav {
  text-align: left;
  padding: 10px 12px;
  border-radius: 9px;
  color: var(--mut);
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
}

.nav:hover {
  background: var(--hov);
}

.nav.on {
  background: var(--hov);
  color: var(--tx);
  box-shadow: inset 3px 0 0 var(--acc);
}

/* Theme Toggle */
.theme {
  margin-top: auto;
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 9px 12px;
  color: var(--mut);
  text-align: left;
  transition: background 0.15s, color 0.15s;
}

.theme:hover {
  background: var(--hov);
  color: var(--tx);
}

/* ==========================================================================
   MAIN CONTENT AREA
   ========================================================================== */

main {
  padding: 22px 28px 60px;
  min-width: 0;
}

/* Top Header */
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

h1 {
  font-size: 20px;
  font-weight: 650;
}

h2 {
  font-size: 15px;
  font-weight: 650;
  margin: 26px 0 10px;
}

/* User Greeting */
.hi {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--mut);
}

.av {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--acc), var(--b1));
  display: grid;
  place-items: center;
  color: #06120d;
  font-weight: 700;
}

/* ==========================================================================
   BUCKET CHIPS / FILTER PILLS
   ========================================================================== */

.chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.chip {
  border: 1px solid var(--line);
  background: var(--card);
  padding: 6px 13px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--mut);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: all 0.15s;
}

.chip:hover {
  background: var(--hov);
}

.chip.on {
  color: var(--tx);
  border-color: var(--acc);
  box-shadow: 0 0 0 1px var(--acc) inset;
}

.chip:disabled, .chip[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  margin-top: 12px;
}

.pagination .chip {
  min-width: 36px;
  justify-content: center;
}

/* Colored Dots */
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.d1 { background: var(--b1); }
.d2 { background: var(--b2); }
.d3 { background: var(--b3); }

/* ==========================================================================
   CARDS
   ========================================================================== */

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px 18px;
}

/* ==========================================================================
   KPI CARDS GRID
   ========================================================================== */

.kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

.kpi {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
}

.kpi.hero {
  grid-column: span 2;
  background: linear-gradient(135deg, color-mix(in srgb, var(--acc) 14%, var(--card)), var(--card));
}

.kl {
  color: var(--mut);
  font-size: 12px;
}

.kv {
  font-size: 24px;
  font-weight: 650;
  margin-top: 2px;
}

.ks {
  color: var(--mut);
  font-size: 12px;
  margin-top: 2px;
}

.hero .kv {
  font-size: 30px;
}

/* Profit/Loss Colors */
.up { color: var(--up); }
.dn { color: var(--dn); }

/* ==========================================================================
   ROW & PILL LAYOUTS
   ========================================================================== */

.row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.pill {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 7px 12px;
  font-size: 12.5px;
  color: var(--mut);
}

.pill b {
  color: var(--tx);
  margin: 0 3px;
}

/* ==========================================================================
   SPLIT LAYOUT (CALENDAR + TRADES)
   ========================================================================== */

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 16px;
}

/* ==========================================================================
   CALENDAR
   ========================================================================== */

.calh {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.calh button {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  border: 1px solid var(--line);
}

.calh button:disabled {
  opacity: 0.3;
}

.cal {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}

.wd {
  font-size: 11px;
  color: var(--mut);
  text-align: center;
  padding-bottom: 2px;
}

.day {
  min-height: 66px;
  border-radius: 10px;
  border: 1px solid var(--line);
  padding: 6px 7px;
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: transparent;
  transition: outline 0.15s;
}

.day i {
  font-style: normal;
  font-size: 11px;
  color: var(--mut);
}

.day b {
  font-size: 12.5px;
  font-weight: 600;
}

.day.sel {
  outline: 2px solid var(--acc);
  outline-offset: 1px;
}

.day.off {
  opacity: 0.35;
  pointer-events: none;
}

.dots {
  display: flex;
  gap: 3px;
  min-height: 8px;
}

.wk {
  grid-column: 1 / -1;
  text-align: right;
  font-size: 11.5px;
  color: var(--mut);
  padding: 0 4px 4px;
  border-bottom: 1px dashed var(--line);
}

.legend {
  display: flex;
  gap: 14px;
  margin-top: 12px;
  font-size: 12px;
  color: var(--mut);
  flex-wrap: wrap;
}

/* ==========================================================================
   TRADE LIST
   ========================================================================== */

.tr {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.tr:last-child {
  border: 0;
}

.tr small {
  color: var(--mut);
  display: block;
}

/* ==========================================================================
   TAGS (BUCKET COLORS)
   ========================================================================== */

.tag {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 6px;
  font-weight: 600;
  white-space: nowrap;
}

.t1 {
  background: color-mix(in srgb, var(--b1) 18%, transparent);
  color: var(--b1);
}

.t2 {
  background: color-mix(in srgb, var(--b2) 18%, transparent);
  color: var(--b2);
}

.t3 {
  background: color-mix(in srgb, var(--b3) 18%, transparent);
  color: var(--b3);
}

/* ==========================================================================
   PROGRESS BAR / RANGE INDICATOR
   ========================================================================== */

.rng {
  height: 6px;
  border-radius: 4px;
  background: var(--hov);
  position: relative;
  margin-top: 8px;
}

.rng i {
  position: absolute;
  top: -3px;
  width: 3px;
  height: 12px;
  border-radius: 2px;
  background: var(--tx);
}

.rng u {
  position: absolute;
  inset: 0 auto 0 0;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--dn), var(--up));
  opacity: 0.55;
  text-decoration: none;
}

/* ==========================================================================
   TABLES
   ========================================================================== */

.tw {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th {
  text-align: right;
  color: var(--mut);
  font-weight: 500;
  font-size: 12px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

td {
  text-align: right;
  padding: 11px 12px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

th:first-child,
td:first-child {
  text-align: left;
}

tr.tot td {
  font-weight: 650;
}

tbody tr:hover {
  background: var(--hov);
}

/* ==========================================================================
   BAR CHARTS
   ========================================================================== */

.bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 10px 0;
  font-size: 12.5px;
}

.bar span:first-child {
  width: 74px;
  color: var(--mut);
}

.bar div {
  flex: 1;
  height: 10px;
  background: var(--hov);
  border-radius: 6px;
  overflow: hidden;
}

.bar div i {
  display: block;
  height: 100%;
  background: var(--acc);
  border-radius: 6px;
}

.bar span:last-child {
  width: 86px;
  text-align: right;
}

/* SVG Chart Text */
svg text {
  fill: var(--mut);
  font-size: 11px;
}

/* ==========================================================================
   NOTES & UTILITIES
   ========================================================================== */

.note {
  color: var(--mut);
  font-size: 12px;
  margin-top: 8px;
}

/* Shake Animation for PIN Error */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-8px); }
  40% { transform: translateX(8px); }
  60% { transform: translateX(-6px); }
  80% { transform: translateX(6px); }
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */

@media (max-width: 900px) {
  .split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .app {
    grid-template-columns: 1fr;
  }

  aside {
    position: static;
    height: auto;
    flex-direction: row;
    overflow-x: auto;
    padding: 10px;
    align-items: center;
  }

  .brand {
    padding: 0 8px 0 4px;
  }

  .theme {
    margin: 0 0 0 auto;
  }

  main {
    padding: 16px 14px 50px;
  }

  .kpi.hero {
    grid-column: 1 / -1;
  }

  .day {
    min-height: 54px;
    padding: 4px;
  }

  .day b {
    font-size: 10.5px;
  }

  .cal {
    gap: 3px;
  }
}

/* ==========================================================================
   SIGNAL CARDS (FEAT-004)
   ========================================================================== */

#signals-section {
  margin: 20px 0;
}

#signals-container {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 12px;
}

.sig-card {
  background: var(--hov);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
  min-width: 260px;
  flex: 1 1 280px;
  max-width: 350px;
}

.sig-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.sig-header b {
  font-weight: 600;
  font-size: 15px;
}

.sig-dir {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  margin-left: auto;
}

.sig-dir.up {
  background: color-mix(in srgb, var(--up) 20%, transparent);
  color: var(--up);
}

.sig-dir.dn {
  background: color-mix(in srgb, var(--dn) 20%, transparent);
  color: var(--dn);
}

.sig-body {
  font-size: 13px;
}

.sig-prices {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin-bottom: 8px;
}

.sig-prices span {
  color: var(--mut);
}

.sig-prices b {
  color: var(--tx);
  font-weight: 600;
}

.sig-prices b.up {
  color: var(--up);
}

.sig-prices b.dn {
  color: var(--dn);
}

.sig-meta {
  display: flex;
  justify-content: space-between;
  color: var(--mut);
  font-size: 11px;
}

#btn-signal-scan {
  padding: 4px 12px;
  font-size: 12px;
  background: var(--acc);
  color: #fff;
  border-radius: 6px;
  transition: opacity 0.15s;
}

#btn-signal-scan:hover:not(:disabled) {
  opacity: 0.85;
}

#btn-signal-scan:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ==========================================================================
   POSITION CARDS (FEAT-003)
   ========================================================================== */

#positions-section {
  margin: 20px 0;
}

#positions-container {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 12px;
}

.pos-card {
  background: var(--hov);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
  min-width: 280px;
  flex: 1 1 300px;
  max-width: 400px;
}

.pos-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}

.pos-title {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pos-title b {
  font-weight: 600;
  font-size: 15px;
}

.pos-dir {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
}

.pos-dir.up {
  background: color-mix(in srgb, var(--up) 20%, transparent);
  color: var(--up);
}

.pos-dir.dn {
  background: color-mix(in srgb, var(--dn) 20%, transparent);
  color: var(--dn);
}

.pos-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 4px;
  background: color-mix(in srgb, var(--up) 15%, transparent);
  color: var(--up);
}

.pos-pnl {
  font-size: 16px;
  font-weight: 700;
}

.pos-body {
  font-size: 13px;
}

.pos-prices, .pos-levels {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin-bottom: 8px;
}

.pos-prices span, .pos-levels span {
  color: var(--mut);
}

.pos-prices b, .pos-levels b {
  color: var(--tx);
  font-weight: 600;
}

.pos-levels b.up {
  color: var(--up);
}

.pos-levels b.dn {
  color: var(--dn);
}

/* Position Progress Bar */
.pos-progress-bar {
  height: 8px;
  border-radius: 4px;
  background: var(--line);
  position: relative;
  margin: 10px 0 4px;
}

.pos-progress-fill {
  position: absolute;
  inset: 0 auto 0 0;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--dn), var(--up));
  opacity: 0.7;
  transition: width 0.3s ease;
}

.pos-progress-marker {
  position: absolute;
  top: -2px;
  width: 2px;
  height: 12px;
  background: var(--b3);
  border-radius: 1px;
}

.pos-progress-current {
  position: absolute;
  top: -3px;
  width: 4px;
  height: 14px;
  background: var(--tx);
  border-radius: 2px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.pos-progress-labels {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--mut);
  margin-top: 2px;
}

/* ==========================================================================
   SETTINGS PAGE (Phase 5)
   ========================================================================== */

.settings-section {
  margin-bottom: 24px;
}

.settings-card {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.settings-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.settings-row:last-child {
  border-bottom: none;
}

.settings-label {
  flex: 1;
}

.settings-label b {
  display: block;
  font-weight: 600;
  margin-bottom: 2px;
}

.settings-label small {
  color: var(--mut);
  font-size: 12px;
}

.settings-control {
  flex-shrink: 0;
}

/* Toggle Group Buttons */
.toggle-group {
  display: flex;
  background: var(--hov);
  border-radius: 8px;
  padding: 3px;
  gap: 2px;
}

.toggle-btn {
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 500;
  border-radius: 6px;
  color: var(--mut);
  transition: all 0.15s;
}

.toggle-btn:hover {
  color: var(--tx);
}

.toggle-btn.active {
  background: var(--card);
  color: var(--tx);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.toggle-btn.active.live-btn {
  background: var(--dn);
  color: #fff;
}

/* Live Mode Warning */
.settings-warning {
  background: color-mix(in srgb, var(--dn) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--dn) 30%, transparent);
  color: var(--dn);
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 13px;
  margin: 8px 0 16px;
}

.settings-warning.hidden {
  display: none;
}

/* Status Display */
.settings-status {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.status-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.status-dot.paper {
  background: var(--up);
}

.status-dot.live {
  background: var(--dn);
}

.status-dot.neutral {
  background: var(--b1);
}

.status-dot.auto {
  background: var(--b2);
}

.status-dot.manual {
  background: var(--b3);
}

/* Save Status Message */
.settings-save-status {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 100;
  transition: opacity 0.3s;
}

.settings-save-status.success {
  background: var(--up);
  color: #fff;
}

.settings-save-status.error {
  background: var(--dn);
  color: #fff;
}

.settings-save-status.hidden {
  opacity: 0;
  pointer-events: none;
}

/* ==========================================================================
   SETTINGS PAGE — TABS & NEW CONTROLS
   ========================================================================== */

/* Settings Tabs (using chip pattern) */
.settings-tabs {
  margin-bottom: 20px;
}

/* Settings Input Group (for prefix/suffix styling) */
.settings-input-group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.settings-input-prefix,
.settings-input-suffix {
  color: var(--mut);
  font-size: 13px;
  font-weight: 500;
}

/* Settings Text Input */
.settings-input {
  background: var(--hov);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--tx);
  font-size: 14px;
  padding: 8px 12px;
  width: 140px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.settings-input:focus {
  border-color: var(--acc);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--acc) 20%, transparent);
}

.settings-input::placeholder {
  color: var(--mut);
}

/* Short input variant for percentages, slots, etc */
.settings-input-short {
  width: 80px;
  text-align: center;
}

/* Number input spin buttons styling */
.settings-input[type="number"]::-webkit-inner-spin-button,
.settings-input[type="number"]::-webkit-outer-spin-button {
  opacity: 0.5;
}

/* Settings Dropdown (Select) */
.settings-dropdown {
  background: var(--hov);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--tx);
  font-size: 14px;
  padding: 8px 32px 8px 12px;
  min-width: 100px;
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238996a8' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.settings-dropdown:focus {
  border-color: var(--acc);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--acc) 20%, transparent);
}

.settings-dropdown option {
  background: var(--card);
  color: var(--tx);
}

/* Settings Checkbox (Custom styled) */
.settings-checkbox {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  position: relative;
}

.settings-checkbox input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.settings-checkbox-mark {
  width: 22px;
  height: 22px;
  background: var(--hov);
  border: 1px solid var(--line);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}

.settings-checkbox-mark::after {
  content: '';
  width: 6px;
  height: 10px;
  border: solid var(--acc);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) scale(0);
  transition: transform 0.15s;
}

.settings-checkbox input[type="checkbox"]:checked + .settings-checkbox-mark {
  background: color-mix(in srgb, var(--acc) 20%, transparent);
  border-color: var(--acc);
}

.settings-checkbox input[type="checkbox"]:checked + .settings-checkbox-mark::after {
  transform: rotate(45deg) scale(1);
}

.settings-checkbox input[type="checkbox"]:focus + .settings-checkbox-mark {
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--acc) 20%, transparent);
}

/* Settings Validation Error */
.settings-validation-error {
  background: color-mix(in srgb, var(--dn) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--dn) 30%, transparent);
  color: var(--dn);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  margin: 8px 0 0;
}

.settings-validation-error.hidden {
  display: none;
}

/* Settings Section Card */
.settings-section-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px 18px;
  margin-bottom: 16px;
}

/* Last row in section (no border) */
.settings-row-last {
  border-bottom: none !important;
}

/* ==========================================================================
   PAST TRADES FILTERS
   ========================================================================== */

.date-filter {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.date-filter input[type="date"] {
  background: var(--hov);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--tx);
  font-size: 13px;
  padding: 6px 10px;
  outline: none;
}

.date-filter input[type="date"]:focus {
  border-color: var(--acc);
}

/* Webkit browsers date picker icon */
.date-filter input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(0.5);
}

:root[data-theme="dark"] .date-filter input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(0.7);
}

/* ==========================================================================
   TRADE DETAIL MODAL
   ========================================================================== */

.trade-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.trade-modal {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  width: 90%;
  max-width: 420px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.trade-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: var(--card);
}

.trade-modal-header b {
  font-size: 16px;
  margin-right: 8px;
}

.trade-modal-close {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--hov);
  color: var(--mut);
  font-size: 20px;
  line-height: 1;
  transition: color 0.15s;
}

.trade-modal-close:hover {
  color: var(--tx);
}

.trade-modal-body {
  padding: 16px 18px;
}

.trade-modal-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}

.trade-modal-row:last-child {
  border-bottom: none;
}

.trade-modal-row span {
  color: var(--mut);
  font-size: 13px;
}

.trade-modal-row b {
  font-weight: 600;
  font-size: 13px;
}

/* Table row hover enhancement for past trades */
.tw tbody tr[data-trade]:hover {
  background: var(--hov);
}

/* Responsive: mobile modal */
@media (max-width: 480px) {
  .trade-modal {
    width: 95%;
    max-height: 85vh;
  }
  
  .trade-modal-header {
    padding: 14px 14px;
  }
  
  .trade-modal-body {
    padding: 14px 14px;
  }
  
  .date-filter input[type="date"] {
    padding: 8px 10px;
    font-size: 14px;
  }
}

/* ==========================================================================
   BACKTESTING PAGE (FEAT-001)
   ========================================================================== */

/* Backtest filter controls layout */
.backtest-filters {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.backtest-filters b {
  font-weight: 600;
  color: var(--tx);
  min-width: 85px;
}

/* Run backtest button styling */
#btn-run-backtest {
  font-weight: 600;
  transition: opacity 0.15s, transform 0.1s;
}

#btn-run-backtest:hover:not(:disabled) {
  opacity: 0.9;
}

#btn-run-backtest:active:not(:disabled) {
  transform: scale(0.98);
}

#btn-run-backtest:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Equity curve container */
.equity-curve-container {
  padding: 16px;
  min-height: 220px;
}

.equity-curve-container svg {
  display: block;
  width: 100%;
  height: auto;
}

/* Backtest KPIs tweaks */
.backtest-kpis .kpi {
  min-width: 140px;
}

/* Responsive backtest layout */
@media (max-width: 760px) {
  .backtest-filters {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  
  .backtest-filters b {
    min-width: auto;
  }
  
  #btn-run-backtest {
    width: 100%;
    padding: 10px 16px;
    margin-left: 0 !important;
    margin-top: 8px;
  }
  
  #backtest-profile {
    width: 100%;
  }
}