:root {
  --bg-dark: #070b14;
  --bg-surface: rgba(15, 23, 42, 0.75);
  --bg-surface-hover: rgba(30, 41, 59, 0.85);
  --bg-card: rgba(17, 24, 39, 0.8);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(56, 189, 248, 0.25);

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

  --accent-green: #10b981;
  --accent-green-glow: rgba(16, 185, 129, 0.25);
  --accent-cyan: #06b6d4;
  --accent-cyan-glow: rgba(6, 182, 212, 0.25);
  --accent-red: #f43f5e;
  --accent-red-glow: rgba(244, 63, 94, 0.25);
  --accent-amber: #f59e0b;
  --accent-amber-glow: rgba(245, 158, 11, 0.25);
  --accent-purple: #8b5cf6;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

body {
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(at 0% 0%, rgba(6, 182, 212, 0.08) 0px, transparent 50%),
    radial-gradient(at 100% 0%, rgba(139, 92, 246, 0.07) 0px, transparent 50%),
    radial-gradient(at 50% 100%, rgba(16, 185, 129, 0.05) 0px, transparent 50%);
  background-attachment: fixed;
  color: var(--text-main);
  font-family: var(--font-sans);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.app-container {
  max-width: 1600px;
  margin: 0 auto;
  padding: 20px 24px;
}

/* ==========================================================================
   Top Navigation Bar
   ========================================================================== */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 14px 20px;
  margin-bottom: 24px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-orb {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #06b6d4, #10b981);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
  position: relative;
}

.orb-inner {
  width: 18px;
  height: 18px;
  border-radius: 6px;
  background: var(--bg-dark);
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  background: linear-gradient(90deg, #ffffff, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-subtitle {
  font-size: 0.78rem;
  color: var(--text-dim);
  font-weight: 500;
}

.nav-status-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.status-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  font-family: var(--font-mono);
}

.status-pill.status-env {
  border-color: rgba(16, 185, 129, 0.3);
  background: rgba(16, 185, 129, 0.08);
  color: var(--accent-green);
}

.status-pill.status-engine {
  border-color: rgba(148, 163, 184, 0.2);
  color: var(--text-muted);
}

.status-pill.status-engine.running {
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-dim);
  display: inline-block;
}

.pulse-dot.green {
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulse-glow 2s infinite ease-in-out;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
}

.btn-primary.btn-stop {
  background: linear-gradient(135deg, #f43f5e, #e11d48);
  box-shadow: 0 4px 16px rgba(244, 63, 94, 0.3);
}

.btn-primary.btn-stop:hover {
  box-shadow: 0 6px 20px rgba(244, 63, 94, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-color);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-danger {
  background: rgba(244, 63, 94, 0.15);
  border-color: rgba(244, 63, 94, 0.4);
  color: #fda4af;
}

.btn-danger:hover {
  background: var(--accent-red);
  color: #fff;
  box-shadow: 0 4px 16px rgba(244, 63, 94, 0.4);
}

.btn-icon-only {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-size: 1.05rem;
}

.btn-icon-only:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-tiny {
  padding: 4px 10px;
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  border-radius: 4px;
  cursor: pointer;
}

.btn-tiny:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--text-main);
}

/* ==========================================================================
   KPI Ribbon Cards
   ========================================================================== */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--bg-surface);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  transition: transform 0.2s ease, border-color 0.2s ease;
  position: relative;
  overflow: hidden;
}

.kpi-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.18);
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}

.kpi-card.accent-cyan::before {
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
}

.kpi-card.accent-emerald::before {
  background: linear-gradient(90deg, transparent, var(--accent-green), transparent);
}

.kpi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.kpi-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.kpi-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.kpi-badge.cyan {
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent-cyan);
}

.kpi-badge.emerald {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-green);
}

.kpi-value {
  font-size: 1.85rem;
  font-weight: 800;
  font-family: var(--font-mono);
  letter-spacing: -0.5px;
  color: var(--text-main);
  margin-bottom: 6px;
}

.kpi-value.pnl-positive {
  color: #34d399;
  text-shadow: 0 0 20px rgba(52, 211, 153, 0.3);
}

.kpi-value.pnl-negative {
  color: #fb7185;
  text-shadow: 0 0 20px rgba(251, 113, 133, 0.3);
}

.kpi-footer {
  font-size: 0.78rem;
  color: var(--text-dim);
}

/* ==========================================================================
   Main Layout Structure
   ========================================================================== */
.main-layout {
  display: grid;
  grid-template-columns: 2.1fr 1fr;
  gap: 24px;
}

@media (max-width: 1200px) {
  .main-layout {
    grid-template-columns: 1fr;
  }
}

.layout-left, .layout-right {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.panel {
  background: var(--bg-surface);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}

.panel-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
}

.panel-subtitle {
  font-size: 0.78rem;
  color: var(--text-dim);
  display: block;
  margin-top: 2px;
}

/* ==========================================================================
   Market Radar Cards Grid
   ========================================================================== */
.radar-legend {
  display: flex;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.radar-legend .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 4px;
}

.radar-legend .dot.green { background: var(--accent-green); }
.radar-legend .dot.red { background: var(--accent-red); }

.radar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.radar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.radar-card:hover {
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.radar-card.trend-bullish {
  border-left: 4px solid var(--accent-green);
}

.radar-card.trend-bearish {
  border-left: 4px solid var(--accent-red);
}

.radar-card.trend-ranging {
  border-left: 4px solid var(--accent-amber);
}

.radar-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.pair-symbol-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pair-symbol {
  font-size: 1.15rem;
  font-weight: 800;
  font-family: var(--font-mono);
}

.tf-tag {
  font-size: 0.65rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--text-muted);
}

.trend-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
}

.trend-badge.bullish {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.trend-badge.bearish {
  background: rgba(244, 63, 94, 0.15);
  color: #fb7185;
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.trend-badge.ranging {
  background: rgba(245, 158, 11, 0.15);
  color: #fcd34d;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.radar-prices-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 12px;
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: var(--radius-sm);
}

.price-item {
  display: flex;
  flex-direction: column;
}

.price-label {
  font-size: 0.68rem;
  color: var(--text-dim);
  text-transform: uppercase;
}

.price-num {
  font-size: 1.05rem;
  font-weight: 700;
  font-family: var(--font-mono);
}

.spread-tag {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-green);
}

.spread-tag.high-spread {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-amber);
}

.radar-indicators-table {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  font-size: 0.78rem;
  margin-bottom: 12px;
  padding: 4px 0;
}

.ind-col {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
}

.ind-val {
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--text-main);
}

.radar-setup-status {
  padding: 8px 10px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  font-size: 0.75rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
}

.radar-setup-status.alert-active {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.4);
  color: #34d399;
  font-weight: 700;
  animation: pulse-border 1.5s infinite;
}

@keyframes pulse-border {
  0%, 100% { border-color: rgba(16, 185, 129, 0.4); }
  50% { border-color: rgba(16, 185, 129, 0.9); }
}

/* ==========================================================================
   Chart Section
   ========================================================================== */
.chart-controls {
  display: flex;
  gap: 8px;
}

.pair-tab {
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.pair-tab:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-main);
}

.pair-tab.active {
  background: rgba(6, 182, 212, 0.15);
  border-color: rgba(6, 182, 212, 0.4);
  color: var(--accent-cyan);
}

.chart-container {
  height: 300px;
  position: relative;
  width: 100%;
}

/* ==========================================================================
   Open Positions Table
   ========================================================================== */
.badge-count {
  font-size: 0.75rem;
  font-weight: 700;
  font-family: var(--font-mono);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
}

.table-container {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  text-align: left;
}

.data-table th {
  padding: 10px 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  font-family: var(--font-mono);
}

.data-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.direction-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
}

.direction-badge.buy {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
}

.direction-badge.sell {
  background: rgba(244, 63, 94, 0.15);
  color: #fb7185;
}

.empty-table-cell {
  text-align: center;
  color: var(--text-dim);
  padding: 32px !important;
  font-family: var(--font-sans);
}

/* ==========================================================================
   Terminal Feed
   ========================================================================== */
.terminal-panel {
  display: flex;
  flex-direction: column;
  height: 380px;
}

.terminal-feed {
  flex: 1;
  background: #040711;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.log-entry {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.4;
  word-break: break-word;
}

.log-time {
  color: var(--text-dim);
  flex-shrink: 0;
}

.log-badge {
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 0.65rem;
  font-weight: 700;
  flex-shrink: 0;
}

.log-info .log-badge { background: rgba(56, 189, 248, 0.15); color: #38bdf8; }
.log-warn .log-badge { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.log-error .log-badge { background: rgba(244, 63, 94, 0.2); color: #f43f5e; }
.log-alert .log-badge { background: rgba(16, 185, 129, 0.2); color: #34d399; }
.log-success .log-badge { background: rgba(16, 185, 129, 0.25); color: #10b981; }

.log-msg {
  color: #cbd5e1;
}

/* ==========================================================================
   Quick Strategy Steps Panel
   ========================================================================== */
.strategy-steps {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.step-item {
  display: flex;
  gap: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(6, 182, 212, 0.15);
  border: 1px solid rgba(6, 182, 212, 0.4);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8rem;
  flex-shrink: 0;
}

.step-content strong {
  display: block;
  font-size: 0.84rem;
  color: var(--text-main);
  margin-bottom: 2px;
}

.step-content p {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ==========================================================================
   Modals
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal-backdrop.open {
  display: flex;
}

.modal-card {
  background: #0b1120;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  max-width: 650px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
  font-size: 1.15rem;
  font-weight: 700;
}

.modal-header p {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 4px;
}

.modal-close:hover {
  color: #fff;
}

.modal-body {
  padding: 20px 24px;
  overflow-y: auto;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.modal-body h4 {
  color: var(--text-main);
  margin-top: 16px;
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.modal-body h4:first-child {
  margin-top: 0;
}

.modal-body ul {
  padding-left: 20px;
  margin-bottom: 12px;
}

.modal-body li {
  margin-bottom: 6px;
}

.modal-body code {
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  color: var(--accent-cyan);
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-group input {
  width: 100%;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan-glow);
}

.form-hint {
  display: block;
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 4px;
}

/* ==========================================================================
   Backtest Modal Extensions
   ========================================================================== */
.modal-card.modal-large {
  max-width: 880px;
}

.backtest-kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.bt-kpi {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
}

.bt-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-dim);
  letter-spacing: 0.5px;
}

.bt-val {
  font-size: 1.5rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--text-main);
  margin: 4px 0 2px 0;
}

.bt-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Authentication Gatekeeper & Login Modal (Matches Kalshi Trading App)
   ========================================================================== */
body.app-locked {
  overflow: hidden !important;
  user-select: none !important;
}

body.app-locked > .app-container {
  filter: blur(8px) saturate(80%);
  pointer-events: none !important;
  user-select: none !important;
  transition: filter 0.3s ease;
}

#login-modal-root {
  position: relative;
  z-index: 9999999;
}

.login-gatekeeper-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999999;
  background: rgba(5, 8, 15, 0.85);
  backdrop-filter: blur(12px) saturate(180%);
  -webkit-backdrop-filter: blur(12px) saturate(180%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  filter: none !important;
}

.login-gatekeeper-overlay.active {
  opacity: 1;
  pointer-events: auto !important;
}

.login-card-container {
  width: 100%;
  max-width: 400px;
  background: #0c1220;
  border: 1px solid rgba(56, 189, 248, 0.35);
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 60px -12px rgba(0, 0, 0, 0.95), 0 0 35px rgba(56, 189, 248, 0.2);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  overflow: hidden;
  animation: modal-fade-in 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  filter: none !important;
  -webkit-filter: none !important;
  pointer-events: auto !important;
}

.login-card-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-green), var(--accent-purple));
}

.login-header-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
}

.login-shield-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.18), rgba(16, 185, 129, 0.12));
  border: 1px solid rgba(56, 189, 248, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  box-shadow: 0 0 22px rgba(56, 189, 248, 0.25);
  margin-bottom: 4px;
}

.login-title {
  font-size: 1.45rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  margin: 0;
}

.login-subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.login-error-banner {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #fca5a5;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  text-align: center;
}

.login-input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.login-input-group label {
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.login-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.login-input-wrap svg:first-child {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  pointer-events: none;
  z-index: 2;
}

.login-input-wrap input {
  width: 100%;
  padding: 12px 48px 12px 42px;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: #fff;
  font-size: 0.9rem;
  font-family: var(--font-sans);
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.login-input-wrap input:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
  background: rgba(15, 23, 42, 0.98);
}

.btn-eye-toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: color 0.2s;
}

.btn-eye-toggle:hover {
  color: var(--text-main);
}

.login-options-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.76rem;
  color: var(--text-muted);
}

.remember-label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
}

.login-hint {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.btn-login-submit {
  width: 100%;
  padding: 13px 18px;
  background: linear-gradient(135deg, var(--accent-cyan), #0284c7);
  border: 1px solid rgba(56, 189, 248, 0.5);
  border-radius: var(--radius-md);
  color: #fff;
  font-weight: 700;
  font-size: 0.92rem;
  font-family: var(--font-sans);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s ease;
  box-shadow: 0 4px 14px rgba(6, 182, 212, 0.35);
}

.btn-login-submit:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.5);
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
}

.btn-login-submit:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.login-card-footer {
  text-align: center;
  font-size: 0.7rem;
  color: var(--text-dim);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 14px;
}

@keyframes shake-card {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-8px); }
  40%, 80% { transform: translateX(8px); }
}

.shake-animation {
  animation: shake-card 0.4s ease-in-out;
}

/* ==========================================================================
   Mobile & Responsive Layout Optimizations (Galaxy S26 Ultra & Compact Screens)
   ========================================================================== */
@media (max-width: 900px) {
  .main-layout {
    grid-template-columns: 1fr;
  }
  .kpi-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  }
  .radar-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }
  .navbar {
    flex-wrap: wrap;
    gap: 14px;
  }
  .nav-brand {
    width: 100%;
  }
  .nav-status-group {
    flex-wrap: wrap;
  }
  .nav-actions {
    flex-wrap: wrap;
    width: 100%;
  }
}

@media (max-width: 600px) {
  /* Overall Container */
  .app-container {
    padding: 10px 12px;
    max-width: 100vw;
    overflow-x: hidden;
  }

  /* Navigation Bar */
  .navbar {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 12px 14px;
    margin-bottom: 16px;
    border-radius: var(--radius-md);
  }

  .nav-brand {
    gap: 10px;
    align-items: center;
  }

  .logo-orb {
    width: 36px;
    height: 36px;
    min-width: 36px;
    border-radius: 10px;
  }

  .brand-title {
    font-size: 1.02rem;
    line-height: 1.2;
  }

  .brand-subtitle {
    font-size: 0.7rem;
    line-height: 1.25;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  /* Status Pills in a tidy horizontal wrapping row */
  .nav-status-group {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    width: 100%;
    align-items: center;
    padding: 2px 0;
  }

  .status-pill {
    padding: 4px 8px;
    font-size: 0.7rem;
    border-radius: var(--radius-full);
  }

  /* Touch-optimized action buttons grid */
  .nav-actions {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    width: 100%;
  }

  /* Primary start bot button spans full width */
  #btn-toggle-bot {
    grid-column: span 2;
    min-height: 44px;
    font-size: 0.9rem;
    font-weight: 700;
  }

  .nav-actions .btn {
    min-height: 40px;
    padding: 8px 10px;
    font-size: 0.78rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 5px;
  }

  #btn-settings {
    width: 100%;
    height: 40px;
  }

  /* KPI Summary Ribbon - 2 Column Clean Grid */
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 16px;
  }

  .kpi-grid > .kpi-card:last-child {
    grid-column: span 2;
  }

  .kpi-card {
    padding: 12px 14px;
    border-radius: var(--radius-md);
  }

  .kpi-header {
    margin-bottom: 4px;
  }

  .kpi-label {
    font-size: 0.7rem;
    letter-spacing: 0.3px;
  }

  .kpi-badge {
    font-size: 0.62rem;
    padding: 1px 6px;
  }

  .kpi-value {
    font-size: 1.35rem;
    letter-spacing: -0.3px;
    margin: 2px 0;
  }

  .kpi-footer {
    margin-top: 4px;
    font-size: 0.68rem;
  }

  /* Main Panels */
  .main-layout {
    gap: 16px;
  }

  .layout-left, .layout-right {
    gap: 16px;
  }

  .panel {
    padding: 14px;
    border-radius: var(--radius-md);
  }

  .panel-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 12px;
    padding-bottom: 10px;
  }

  .panel-title {
    font-size: 0.96rem;
    line-height: 1.3;
  }

  .panel-subtitle {
    font-size: 0.72rem;
    line-height: 1.3;
  }

  .radar-legend {
    flex-wrap: wrap;
    gap: 8px;
    font-size: 0.7rem;
  }

  /* Market Radar Cards (1 Column on phone) */
  .radar-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .radar-card {
    padding: 14px;
    border-radius: var(--radius-md);
  }

  .pair-title {
    font-size: 1.05rem;
  }

  .price-num {
    font-size: 1rem;
  }

  .radar-indicators-table {
    gap: 6px;
    font-size: 0.74rem;
  }

  .radar-setup-status {
    padding: 8px 10px;
    font-size: 0.72rem;
  }

  /* Interactive Technical Chart */
  .chart-panel {
    padding: 14px;
  }

  .chart-controls {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    width: 100%;
  }

  .pair-tab {
    padding: 8px 4px;
    font-size: 0.75rem;
    text-align: center;
  }

  .chart-container {
    height: 250px;
  }

  /* Active Trades Table with Touch-Scroll Momentum */
  .table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
  }

  .data-table th,
  .data-table td {
    white-space: nowrap;
    padding: 8px 10px;
    font-size: 0.75rem;
  }

  /* Terminal Execution Log Feed */
  .terminal-panel {
    height: 280px;
  }

  .terminal-feed {
    padding: 10px;
    font-size: 0.72rem;
  }

  .log-entry {
    gap: 6px;
    font-size: 0.72rem;
  }

  /* Strategy Cheat Sheet */
  .strategy-steps {
    gap: 10px;
  }

  .step-item {
    gap: 10px;
  }

  .step-num {
    width: 24px;
    height: 24px;
    min-width: 24px;
    font-size: 0.75rem;
  }

  .step-content strong {
    font-size: 0.82rem;
  }

  .step-content p {
    font-size: 0.74rem;
  }

  /* All Modals (Settings, Strategy Guide, Backtest) */
  .modal-backdrop {
    padding: 10px;
    align-items: flex-end;
  }

  .modal-card {
    max-width: 100% !important;
    width: 100% !important;
    max-height: 88vh;
    border-radius: var(--radius-lg) var(--radius-lg) var(--radius-md) var(--radius-md);
  }

  .modal-header {
    padding: 14px 16px;
  }

  .modal-header h3 {
    font-size: 1.05rem;
  }

  .modal-body {
    padding: 14px 16px;
    font-size: 0.82rem;
  }

  .modal-footer {
    padding: 12px 16px;
    flex-direction: column;
    gap: 8px;
  }

  .modal-footer .btn {
    width: 100%;
  }

  .form-row {
    flex-direction: column;
    gap: 10px;
  }

  .backtest-kpi-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .bt-val {
    font-size: 1.25rem;
  }

  /* Authentication Gatekeeper Modal on Mobile */
  .login-gatekeeper-overlay {
    padding: 12px;
  }

  .login-card-container {
    max-width: 100%;
    width: 100%;
    padding: 24px 18px;
    border-radius: var(--radius-lg);
    gap: 16px;
  }

  .login-shield-icon {
    width: 44px;
    height: 44px;
  }

  .login-title {
    font-size: 1.25rem;
  }

  .login-subtitle {
    font-size: 0.75rem;
  }

  .btn-login-submit {
    padding: 12px;
    font-size: 0.9rem;
  }
}

/* Extra Compact Phones (< 380px) */
@media (max-width: 380px) {
  .nav-actions {
    grid-template-columns: 1fr;
  }

  #btn-toggle-bot {
    grid-column: span 1;
  }

  .kpi-grid {
    grid-template-columns: 1fr;
  }

  .kpi-grid > .kpi-card:last-child {
    grid-column: span 1;
  }
}