:root {
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-card: #161f33;
  --bg-card-hover: #1c2742;
  --bg-elevated: #1f2c4a;
  
  --border-subtle: #1e293b;
  --border-accent: #334155;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --color-buy: #10b981;
  --color-buy-bg: rgba(16, 185, 129, 0.12);
  --color-buy-border: rgba(16, 185, 129, 0.35);
  --color-buy-glow: rgba(16, 185, 129, 0.25);
  
  --color-sell: #ef4444;
  --color-sell-bg: rgba(239, 68, 68, 0.12);
  --color-sell-border: rgba(239, 68, 68, 0.35);
  --color-sell-glow: rgba(239, 68, 68, 0.25);
  
  --color-wait: #8b5cf6;
  --color-wait-bg: rgba(139, 92, 246, 0.12);
  --color-wait-border: rgba(139, 92, 246, 0.3);
  
  --color-pending: #f59e0b;
  --color-pending-bg: rgba(245, 158, 11, 0.12);
  
  --color-blue: #3b82f6;
  --color-orange: #f97316;
  --color-purple: #a855f7;
  
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Roboto Mono", Menlo, Monaco, Consolas, monospace;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Container */
.container {
  max-width: 1680px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  width: 100%;
}

/* Header */
.app-header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.brand-icon svg {
  width: 24px;
  height: 24px;
  fill: white;
}

.brand-text h1 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.timeframe-badge {
  font-size: 0.72rem;
  background: rgba(59, 130, 246, 0.18);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
  padding: 0.15rem 0.55rem;
  border-radius: 9999px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.brand-text p {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Stat Cards Banner */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.25rem 0;
}

.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.stat-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
  background: var(--bg-card);
}

.stat-card.active {
  border-color: var(--color-blue);
  box-shadow: 0 0 0 1px var(--color-blue);
}

.stat-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  font-weight: 600;
}

.stat-value {
  font-size: 1.85rem;
  font-weight: 800;
  line-height: 1.1;
  font-family: var(--font-mono);
  margin-top: 0.25rem;
}

.stat-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.stat-card.buy-card .stat-value { color: var(--color-buy); }
.stat-card.sell-card .stat-value { color: var(--color-sell); }
.stat-card.wait-card .stat-value { color: var(--text-secondary); }
.stat-card.window-card .stat-value { color: var(--color-pending); }

.stat-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.stat-card.buy-card .stat-indicator { background: var(--color-buy); box-shadow: 0 0 8px var(--color-buy); }
.stat-card.sell-card .stat-indicator { background: var(--color-sell); box-shadow: 0 0 8px var(--color-sell); }
.stat-card.window-card .stat-indicator { background: var(--color-pending); box-shadow: 0 0 8px var(--color-pending); }
.stat-card.wait-card .stat-indicator { background: var(--text-muted); }

/* Control Toolbar */
.toolbar {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.filter-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  padding: 0.4rem 0.75rem;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.filter-btn:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

.filter-btn.active {
  background: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-accent);
}

.filter-btn .badge-count {
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.7rem;
  padding: 0.05rem 0.4rem;
  border-radius: 999px;
}

.filter-btn.active .badge-count {
  background: var(--color-blue);
  color: white;
}

/* Search Box */
.search-wrapper {
  position: relative;
  min-width: 220px;
}

.search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 16px;
  height: 16px;
  pointer-events: none;
}

.search-input {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 0.45rem 0.75rem 0.45rem 2.2rem;
  color: var(--text-primary);
  font-size: 0.85rem;
  width: 100%;
  outline: none;
  transition: border-color 0.2s;
}

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

/* Action Buttons */
.btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 0.45rem 0.9rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  transition: all 0.2s;
}

.btn:hover {
  background: var(--bg-elevated);
  border-color: var(--border-accent);
}

.btn-primary {
  background: #2563eb;
  border-color: #3b82f6;
  color: white;
}

.btn-primary:hover {
  background: #1d4ed8;
}

.btn-primary.scanning {
  opacity: 0.8;
  pointer-events: none;
}

.btn-icon {
  padding: 0.45rem;
  border-radius: 8px;
}

/* Auto Refresh select */
.auto-refresh-box {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.select-custom {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 0.4rem 0.6rem;
  border-radius: 8px;
  font-size: 0.82rem;
  outline: none;
  cursor: pointer;
}

/* Progress bar for countdown */
.countdown-bar-container {
  width: 100%;
  height: 3px;
  background: var(--border-subtle);
  position: relative;
  overflow: hidden;
  border-radius: 2px;
  margin-bottom: 1rem;
}

.countdown-bar {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, #3b82f6, #10b981);
  transition: width 1s linear;
}

/* Scanner Table */
.table-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.scanner-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.85rem;
}

.scanner-table th {
  background: #0d1321;
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
  user-select: none;
  cursor: pointer;
  transition: color 0.15s;
}

.scanner-table th:hover {
  color: var(--text-primary);
}

.scanner-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}

.scanner-table tbody tr {
  transition: background 0.15s ease;
}

.scanner-table tbody tr:hover {
  background: var(--bg-card);
}

/* Row highlights */
.scanner-table tr.row-buy {
  background: rgba(16, 185, 129, 0.04);
}
.scanner-table tr.row-sell {
  background: rgba(239, 68, 68, 0.04);
}
.scanner-table tr.row-window {
  background: rgba(245, 158, 11, 0.03);
}

/* Asset column */
.asset-cell {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.asset-badge-cat {
  font-size: 0.65rem;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
}
.cat-crypto { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.cat-forex { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.cat-commodity { background: rgba(234, 179, 8, 0.15); color: #facc15; border: 1px solid rgba(234, 179, 8, 0.3); }
.cat-index { background: rgba(168, 85, 247, 0.15); color: #c084fc; border: 1px solid rgba(168, 85, 247, 0.3); }

.asset-name-group .symbol {
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
  font-family: var(--font-mono);
}

.asset-name-group .full-name {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Price column */
.price-cell {
  font-family: var(--font-mono);
}

.price-main {
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
}

.price-change {
  font-size: 0.75rem;
  font-weight: 600;
}
.price-up { color: var(--color-buy); }
.price-down { color: var(--color-sell); }

/* Signal Badges */
.signal-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.85rem;
  border-radius: 8px;
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.signal-pill.signal-buy {
  background: var(--color-buy-bg);
  border: 1px solid var(--color-buy-border);
  color: var(--color-buy);
  box-shadow: 0 0 12px var(--color-buy-glow);
}

.signal-pill.signal-sell {
  background: var(--color-sell-bg);
  border: 1px solid var(--color-sell-border);
  color: var(--color-sell);
  box-shadow: 0 0 12px var(--color-sell-glow);
}

.signal-pill.signal-wait {
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  color: var(--text-secondary);
}

.signal-pill.signal-window {
  background: var(--color-pending-bg);
  border: 1px solid rgba(245, 158, 11, 0.4);
  color: var(--color-pending);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}
.signal-buy .pulse-dot { background: var(--color-buy); animation: pulseGreen 1.5s infinite; }
.signal-sell .pulse-dot { background: var(--color-sell); animation: pulseRed 1.5s infinite; }
.signal-window .pulse-dot { background: var(--color-pending); animation: pulseYellow 1.5s infinite; }
.signal-wait .pulse-dot { background: var(--text-muted); }

@keyframes pulseGreen {
  0% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.9); }
}
@keyframes pulseRed {
  0% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(239, 68, 68, 0); }
  100% { transform: scale(0.9); }
}
@keyframes pulseYellow {
  0% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(245, 158, 11, 0); }
  100% { transform: scale(0.9); }
}

.signal-subtext {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
  max-width: 200px;
}

/* Indicator Checklist Cells */
.check-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.check-pass {
  color: var(--color-buy);
}

.check-fail {
  color: var(--text-muted);
}

.check-badge {
  font-size: 0.68rem;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-weight: 700;
}
.check-badge.pass {
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-buy);
  border: 1px solid rgba(16, 185, 129, 0.3);
}
.check-badge.fail {
  background: rgba(100, 116, 139, 0.15);
  color: var(--text-muted);
  border: 1px solid rgba(100, 116, 139, 0.3);
}

/* Volume State Badge */
.vol-badge-up {
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-buy);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 700;
}
.vol-badge-down {
  background: rgba(239, 68, 68, 0.15);
  color: var(--color-sell);
  border: 1px solid rgba(239, 68, 68, 0.3);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 700;
}

/* Previous Candle Mini-Box (Pine Script Info Table) */
.prev-candle-box {
  background: #0d1321;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 0.35rem 0.6rem;
  font-size: 0.72rem;
  font-family: var(--font-mono);
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 110px;
}

.prev-row {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
}
.prev-label { color: var(--text-muted); }
.prev-val { font-weight: 600; }

/* Modal Dialog */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-accent);
  border-radius: 16px;
  width: 100%;
  max-width: 900px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.close-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.4rem;
  border-radius: 6px;
}
.close-btn:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

.modal-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* Modal Sections */
.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.75rem;
}

.metric-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 0.75rem;
}

.metric-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
}

.metric-value {
  font-size: 1.15rem;
  font-weight: 700;
  font-family: var(--font-mono);
  margin-top: 0.2rem;
}

/* Detailed Checklist in Modal */
.trigger-checklist {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.checklist-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.checklist-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.checklist-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
}
.checklist-icon.pass { background: rgba(16, 185, 129, 0.2); color: var(--color-buy); }
.checklist-icon.fail { background: rgba(100, 116, 139, 0.2); color: var(--text-muted); }

.checklist-title {
  font-weight: 600;
  font-size: 0.88rem;
}
.checklist-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Chart Canvas Container */
.chart-container {
  background: #090d16;
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 1rem;
  height: 320px;
  position: relative;
}

#detailChartCanvas {
  width: 100%;
  height: 100%;
}

/* Footer */
.app-footer {
  margin-top: auto;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
  padding: 1.25rem 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Settings Form */
.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.form-group input {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 0.55rem 0.75rem;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  outline: none;
}
.form-group input:focus {
  border-color: var(--color-blue);
}

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

/* Toast Notification */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  background: var(--bg-elevated);
  border: 1px solid var(--border-accent);
  color: var(--text-primary);
  padding: 0.85rem 1.25rem;
  border-radius: 10px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: slideIn 0.3s ease;
  pointer-events: auto;
}
.toast.toast-buy { border-color: var(--color-buy); background: #064e3b; }
.toast.toast-sell { border-color: var(--color-sell); background: #7f1d1d; }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Responsive tweaks */
@media (max-width: 900px) {
  .scanner-table th:nth-child(5),
  .scanner-table td:nth-child(5),
  .scanner-table th:nth-child(9),
  .scanner-table td:nth-child(9) {
    display: none;
  }
}

@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .header-actions {
    width: 100%;
    justify-content: space-between;
  }
  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .search-wrapper {
    width: 100%;
  }
}