:root {
  --bg-dark: #0b0f19;
  --bg-card: rgba(18, 26, 44, 0.7);
  --bg-card-hover: rgba(26, 38, 64, 0.85);
  --border-glass: rgba(255, 255, 255, 0.08);
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --accent-gold: #ffd700;
  --accent-cyan: #00e5ff;
  --accent-purple: #a855f7;
  --accent-green: #10b981;
  --accent-red: #ef4444;
  --accent-amber: #f59e0b;
  
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Outfit', sans-serif;
}

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

body {
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(0, 229, 255, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(168, 85, 247, 0.05) 0%, transparent 40%);
  color: var(--text-primary);
  font-family: var(--font-main);
  min-height: 100vh;
  padding: 24px;
  line-height: 1.5;
}

.app-container {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Glassmorphism Common Style */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.mode-toggle-group {
  display: flex;
  background: rgba(11, 15, 25, 0.6);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  padding: 3px;
  gap: 4px;
}

.mode-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mode-btn:hover {
  color: var(--text-primary);
}

.mode-btn.active {
  background: var(--accent-purple);
  color: #fff;
  box-shadow: 0 2px 8px rgba(168, 85, 247, 0.4);
}

.session-date-badge {
  font-size: 0.75rem;
  background: rgba(168, 85, 247, 0.2);
  color: var(--accent-purple);
  border: 1px solid rgba(168, 85, 247, 0.4);
  padding: 2px 8px;
  border-radius: 6px;
  font-weight: 600;
}

.session-date-badge.hidden {
  display: none;
}
  align-items: center;
  padding: 8px 4px;
}

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

.logo-badge {
  background: linear-gradient(135deg, #00e5ff, #a855f7);
  color: #000;
  font-weight: 800;
  font-family: var(--font-heading);
  padding: 8px 14px;
  border-radius: 10px;
  font-size: 0.85rem;
  letter-spacing: 1px;
}

.header-left h1 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.refresh-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  padding: 8px 16px;
  border-radius: 30px;
  border: 1px solid var(--border-glass);
}

.status-dot.pulsing {
  width: 10px;
  height: 10px;
  background-color: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-green);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

#live-status-text {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

.btn-refresh {
  background: transparent;
  border: none;
  color: var(--accent-cyan);
  font-weight: 600;
  cursor: pointer;
  font-size: 0.85rem;
  transition: opacity 0.2s;
}

.btn-refresh:hover {
  opacity: 0.8;
}

/* Stats Bar */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.stat-card {
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: transform 0.2s, background 0.2s;
}

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

.stat-icon {
  font-size: 1.8rem;
}

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
}

.stat-card.s-tier .stat-value { color: var(--accent-gold); }
.stat-card.a-tier .stat-value { color: var(--accent-cyan); }
.stat-card.b-tier .stat-value { color: var(--accent-purple); }
.stat-card.warning-card .stat-value { color: var(--accent-amber); }

/* Filter Panel */
.filter-panel {
  padding: 16px 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 16px;
}

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

.filter-group label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
}

.filter-group input, .filter-group select {
  background: rgba(10, 15, 26, 0.7);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: var(--font-main);
  outline: none;
}

.filter-group input:focus, .filter-group select:focus {
  border-color: var(--accent-cyan);
}

.btn-primary {
  background: linear-gradient(135deg, #00e5ff, #0088ff);
  color: #000;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 700;
  font-family: var(--font-heading);
  cursor: pointer;
  transition: transform 0.2s, filter 0.2s;
}

.btn-primary:hover {
  transform: translateY(-1px);
  filter: brightness(1.1);
}

/* Table Container */
.table-container {
  padding: 20px;
}

.table-header-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.table-header-title h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
}

.last-updated-text {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.table-scroll-wrapper {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

th {
  padding: 12px 14px;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-glass);
  font-weight: 600;
  letter-spacing: 0.5px;
}

td {
  padding: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.9rem;
  vertical-align: middle;
}

tr.candidate-row {
  transition: background 0.15s;
}

tr.candidate-row:hover {
  background: var(--bg-card-hover);
}

/* Tier Badges */
.tier-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-weight: 800;
  font-size: 0.8rem;
  font-family: var(--font-heading);
}

.tier-badge.s-tier {
  background: rgba(255, 215, 0, 0.15);
  color: var(--accent-gold);
  border: 1px solid rgba(255, 215, 0, 0.4);
  box-shadow: 0 0 10px rgba(255, 215, 0, 0.2);
}

.tier-badge.a-tier {
  background: rgba(0, 229, 255, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 229, 255, 0.4);
}

.tier-badge.b-tier {
  background: rgba(168, 85, 247, 0.15);
  color: var(--accent-purple);
  border: 1px solid rgba(168, 85, 247, 0.4);
}

.score-num {
  font-weight: 700;
  margin-left: 6px;
  font-size: 0.85rem;
}

/* Symbol & Price */
.symbol-cell {
  font-weight: 800;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  color: #fff;
}

.gain-cell.positive {
  color: var(--accent-green);
  font-weight: 700;
}

.gain-cell.negative {
  color: var(--accent-red);
  font-weight: 700;
}

/* Trend Matrix Badges */
.trend-matrix {
  display: flex;
  align-items: center;
  gap: 6px;
}

.trend-badge {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 38px;
  padding: 4px 0;
  border-radius: 6px;
  font-size: 0.65rem;
  font-weight: 700;
  line-height: 1.1;
}

.trend-badge.up {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.trend-badge.down {
  background: rgba(239, 68, 68, 0.15);
  color: var(--accent-red);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.trend-badge.neutral {
  background: rgba(156, 163, 175, 0.1);
  color: var(--text-muted);
  border: 1px solid rgba(156, 163, 175, 0.2);
}

.trend-badge.error {
  background: rgba(239, 68, 68, 0.25);
  color: #ff4d4d;
  border: 1px solid rgba(239, 68, 68, 0.6);
  cursor: help;
}

.clash-warning {
  margin-left: 6px;
  font-size: 1.1rem;
  cursor: help;
}

/* Catalyst News Tag */
.catalyst-tag {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
}

.catalyst-tag.high {
  background: rgba(245, 158, 11, 0.2);
  color: var(--accent-amber);
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.catalyst-tag.low {
  background: rgba(156, 163, 175, 0.1);
  color: var(--text-muted);
}

.headline-preview {
  font-size: 0.75rem;
  color: var(--text-secondary);
  max-width: 180px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 4px;
}

/* Velocity & Spread */
.velocity-badge {
  font-weight: 700;
  color: var(--accent-cyan);
}

.spread-tag.warning {
  color: var(--accent-amber);
  font-weight: 700;
}

/* Details Button */
.btn-details {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.8rem;
  transition: background 0.2s;
}

.btn-details:hover {
  background: rgba(255, 255, 255, 0.18);
}

/* Modal */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 1;
  transition: opacity 0.2s;
}

.modal-backdrop.hidden {
  display: none;
  opacity: 0;
}

.modal-content {
  width: 90%;
  max-width: 650px;
  padding: 28px;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 20px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.6rem;
  cursor: pointer;
}

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

.loading-cell {
  text-align: center;
  padding: 40px;
  color: var(--text-secondary);
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--accent-cyan);
  border-radius: 50%;
  animation: spin 1s infinite linear;
  margin: 0 auto 12px auto;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}