/* ═══════════════════════════════════════════════════════════════
   PULSE ALPHA — Bloomberg Terminal Aesthetic
   ═══════════════════════════════════════════════════════════════ */

:root {
  --bg: #0a0a0f;
  --bg-card: #12121a;
  --bg-card-hover: #1a1a25;
  --border: #1e1e2e;
  --text: #e0e0e8;
  --text-dim: #6a6a7a;
  --gain: #00ff88;
  --gain-dim: #00cc6a;
  --loss: #ff4444;
  --loss-dim: #cc3333;
  --accent: #00ff88;
  --blue: #4488ff;
  --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --glow-gain: 0 0 15px rgba(0,255,136,0.15), 0 0 3px rgba(0,255,136,0.3);
  --glow-loss: 0 0 15px rgba(255,68,68,0.15), 0 0 3px rgba(255,68,68,0.3);
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ── Header ─────────────────────────────────────────────────── */
#header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(10,10,15,0.92);
  backdrop-filter: blur(12px);
  z-index: 100;
}

.header-left, .header-right { display: flex; align-items: center; gap: 12px; }

.logo { font-family: var(--font-mono); font-size: 20px; letter-spacing: 3px; font-weight: 700; }
.logo-pulse { color: var(--text); }
.logo-alpha { color: var(--accent); }

.market-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 4px;
  background: #1a1a25;
  border: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.market-badge.open { color: var(--gain); border-color: var(--gain-dim); }
.market-badge.closed { color: var(--loss); border-color: var(--loss-dim); }
.market-badge.pre, .market-badge.after { color: #ffaa00; border-color: #aa7700; }

.meta-text { font-family: var(--font-mono); font-size: 12px; color: var(--text-dim); }
.countdown { font-family: var(--font-mono); font-size: 12px; color: var(--accent); min-width: 30px; }

.btn-refresh {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 18px;
  width: 36px;
  height: 36px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-refresh:hover { background: var(--bg-card); border-color: var(--accent); }
.btn-refresh.spinning { animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Summary Bar ────────────────────────────────────────────── */
.summary-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border-bottom: 1px solid var(--border);
}
.summary-item {
  background: var(--bg);
  padding: 16px 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.summary-label { font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1px; }
.summary-value { font-family: var(--font-mono); font-size: 20px; font-weight: 600; }
.summary-value.gain { color: var(--gain); }
.summary-value.loss { color: var(--loss); }

/* ── Ticker Grid ────────────────────────────────────────────── */
.ticker-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
  padding: 20px 24px;
}

.ticker-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}
.ticker-card:hover { background: var(--bg-card-hover); transform: translateY(-2px); }
.ticker-card.selected { border-color: var(--accent); }
.ticker-card.gain-card { box-shadow: var(--glow-gain); border-color: rgba(0,255,136,0.2); }
.ticker-card.loss-card { box-shadow: var(--glow-loss); border-color: rgba(255,68,68,0.2); }

.card-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 8px; }
.card-ticker { font-family: var(--font-mono); font-size: 18px; font-weight: 700; letter-spacing: 1px; }
.card-name { font-size: 12px; color: var(--text-dim); margin-bottom: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card-price { font-family: var(--font-mono); font-size: 24px; font-weight: 600; }
.card-change { font-family: var(--font-mono); font-size: 13px; display: flex; gap: 8px; margin-top: 4px; }
.card-change .gain { color: var(--gain); }
.card-change .loss { color: var(--loss); }

.sparkline-container { margin-top: 12px; height: 40px; }
.sparkline-container canvas { width: 100%; height: 100%; }

/* Skeleton */
.skeleton { position: relative; overflow: hidden; background: var(--bg-card); border-radius: 4px; }
.skeleton::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.03), transparent);
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }
.skel-line { height: 16px; margin-bottom: 8px; border-radius: 4px; }
.skel-line.w60 { width: 60%; }
.skel-line.w40 { width: 40%; }
.skel-line.w80 { width: 80%; }
.skel-line.h24 { height: 24px; }
.skel-line.h40 { height: 40px; margin-top: 12px; }

/* ── Featured Chart ─────────────────────────────────────────── */
.featured-chart-section {
  margin: 0 24px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
}
.featured-chart-section.hidden { display: none; }

.chart-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.chart-title { font-family: var(--font-mono); font-size: 16px; letter-spacing: 1px; }
.range-selector { display: flex; gap: 4px; }
.range-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 6px 14px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
}
.range-btn:hover { border-color: var(--text-dim); color: var(--text); }
.range-btn.active { background: var(--accent); color: var(--bg); border-color: var(--accent); font-weight: 600; }

.chart-container { position: relative; height: 350px; }
.chart-container canvas { width: 100%; height: 100%; }
.crosshair-info {
  position: absolute;
  top: 8px;
  left: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text);
  background: rgba(10,10,15,0.85);
  padding: 6px 10px;
  border-radius: 4px;
  pointer-events: none;
}
.crosshair-info.hidden { display: none; }

/* ── Movers ─────────────────────────────────────────────────── */
.movers-section { padding: 0 24px 20px; }
.movers-section.hidden { display: none; }
.section-title { font-family: var(--font-mono); font-size: 14px; letter-spacing: 2px; color: var(--text-dim); margin-bottom: 12px; text-transform: uppercase; }
.movers-list { display: flex; gap: 12px; flex-wrap: wrap; }
.mover-tag {
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 8px 16px;
  border-radius: 6px;
  font-weight: 600;
  animation: pulse-glow 2s ease-in-out infinite alternate;
}
.mover-tag.gain { background: rgba(0,255,136,0.1); color: var(--gain); border: 1px solid rgba(0,255,136,0.3); }
.mover-tag.loss { background: rgba(255,68,68,0.1); color: var(--loss); border: 1px solid rgba(255,68,68,0.3); }
@keyframes pulse-glow {
  0% { opacity: 0.85; }
  100% { opacity: 1; }
}

/* ── News ───────────────────────────────────────────────────── */
.news-section { padding: 0 24px 40px; }
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 8px;
}
.news-link {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--blue);
  text-decoration: none;
  padding: 10px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: all 0.2s;
  display: block;
}
.news-link:hover { border-color: var(--blue); background: var(--bg-card-hover); }
.news-link .news-ticker { color: var(--text); font-weight: 600; }

/* ── Footer ─────────────────────────────────────────────────── */
.footer { text-align: center; padding: 20px; border-top: 1px solid var(--border); }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  .summary-bar { grid-template-columns: repeat(2, 1fr); }
  .ticker-grid { grid-template-columns: 1fr; padding: 12px; }
  #header { padding: 12px 16px; }
  .featured-chart-section { margin: 0 12px 16px; }
  .chart-container { height: 250px; }
  .movers-section, .news-section { padding: 0 12px 20px; }
  .summary-value { font-size: 16px; }
}

@media (max-width: 480px) {
  .summary-bar { grid-template-columns: 1fr; }
  .header-left { gap: 8px; }
  .logo { font-size: 16px; }
}

/* ═══════════════════════════════════════════════════════════════
   SIGNAL DASHBOARD & ANALYSIS PANELS
   ═══════════════════════════════════════════════════════════════ */

/* ── Actions Today ──────────────────────────────────────────── */
.actions-section { padding: 0 24px 20px; }
.actions-section.hidden { display: none; }
.actions-list { display: flex; flex-direction: column; gap: 6px; }
.action-item {
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 10px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: border-color 0.2s;
}
.action-item.urgent { border-left: 3px solid var(--gain); }
.action-item.warning { border-left: 3px solid var(--loss); }
.action-item.neutral { border-left: 3px solid #ffaa00; }
.action-item .action-emoji { font-size: 16px; }
.action-item .action-text { color: var(--text); }
.action-item .action-ticker { color: var(--accent); font-weight: 700; }

/* ── Signal Dashboard ───────────────────────────────────────── */
.signal-dashboard { padding: 0 24px 20px; }
.signal-dashboard.hidden { display: none; }
.signal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.btn-sort {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 12px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 4px;
  cursor: pointer;
}
.btn-sort:hover { border-color: var(--accent); color: var(--accent); }

.signal-table { display: flex; flex-direction: column; gap: 4px; }
.signal-row {
  display: grid;
  grid-template-columns: 80px 120px 80px 1fr;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font-mono);
  font-size: 13px;
}
.signal-row:hover { background: var(--bg-card-hover); border-color: var(--accent); }
.signal-row .sig-ticker { font-weight: 700; letter-spacing: 1px; }
.signal-row .sig-badge {
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  text-align: center;
  letter-spacing: 0.5px;
}
.sig-badge.strong-buy { background: rgba(0,255,136,0.15); color: #00ff88; box-shadow: 0 0 8px rgba(0,255,136,0.2); }
.sig-badge.buy { background: rgba(0,255,136,0.1); color: #00cc6a; }
.sig-badge.hold { background: rgba(255,170,0,0.1); color: #ffaa00; }
.sig-badge.sell { background: rgba(255,68,68,0.1); color: #ff6666; }
.sig-badge.strong-sell { background: rgba(255,68,68,0.15); color: #ff4444; box-shadow: 0 0 8px rgba(255,68,68,0.2); }
.signal-row .sig-conf { color: var(--text-dim); }
.signal-row .sig-reason { color: var(--text-dim); font-size: 11px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── Detail Panel ───────────────────────────────────────────── */
.detail-panel { padding: 0 24px 20px; }
.detail-panel.hidden { display: none; }
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 150px 200px;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
}
.indicator-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 8px;
}
.ind-item {
  display: flex;
  justify-content: space-between;
  padding: 6px 10px;
  border-radius: 4px;
  background: rgba(255,255,255,0.02);
  font-family: var(--font-mono);
  font-size: 12px;
}
.ind-item .ind-label { color: var(--text-dim); }
.ind-item .ind-value { color: var(--text); font-weight: 600; }
.ind-item .ind-value.bullish { color: var(--gain); }
.ind-item .ind-value.bearish { color: var(--loss); }

.gauge-container, .histogram-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.gauge-svg { width: 120px; }
.gauge-label { font-family: var(--font-mono); font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1px; }

.histogram-container canvas { width: 100%; max-width: 200px; }

/* ── Options Panel ──────────────────────────────────────────── */
.options-panel { padding: 0 24px 20px; }
.options-panel.hidden { display: none; }
.options-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 12px; }
.option-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  backdrop-filter: blur(8px);
  transition: border-color 0.2s;
}
.option-card:hover { border-color: rgba(255,255,255,0.15); }
.option-card .oc-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.option-card .oc-name {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}
.option-card .oc-type {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 3px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.oc-type.bullish { background: rgba(0,255,136,0.1); color: var(--gain); }
.oc-type.bearish { background: rgba(255,68,68,0.1); color: var(--loss); }
.oc-type.neutral { background: rgba(255,170,0,0.1); color: #ffaa00; }

.oc-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 12px;
}
.oc-detail {
  font-family: var(--font-mono);
  font-size: 11px;
}
.oc-detail .oc-dl { color: var(--text-dim); }
.oc-detail .oc-dv { color: var(--text); font-weight: 600; }

.oc-risk {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.oc-risk .risk-meter { letter-spacing: 2px; }
.oc-risk .risk-meter.low { color: var(--gain); }
.oc-risk .risk-meter.med { color: #ffaa00; }
.oc-risk .risk-meter.high { color: var(--loss); }

.oc-explanation {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.5;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.oc-pnl {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
  background: rgba(0,0,0,0.3);
  padding: 8px;
  border-radius: 4px;
  margin-bottom: 8px;
  white-space: pre;
  line-height: 1.4;
}

/* ── Responsive additions ───────────────────────────────────── */
@media (max-width: 768px) {
  .signal-row { grid-template-columns: 70px 100px 60px 1fr; font-size: 11px; padding: 8px 10px; }
  .detail-grid { grid-template-columns: 1fr; }
  .options-cards { grid-template-columns: 1fr; }
  .actions-section, .signal-dashboard, .detail-panel, .options-panel { padding: 0 12px 16px; }
}