:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-tertiary: #1a1a24;
  --accent-green: #00d4aa;
  --accent-red: #ff4757;
  --accent-gold: #ffd93d;
  --text-primary: #ffffff;
  --text-secondary: #8b8b9a;
  --text-muted: #5a5a6a;
  --border: #2a2a3a;
}

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

body {
  font-family: 'Outfit', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: inherit; }
input, select { font-family: inherit; }

header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.5rem;
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo { display: flex; align-items: center; gap: 0.5rem; font-size: 1.25rem; font-weight: 700; }
.logo-icon { width: 2rem; height: 2rem; background: var(--accent-green); border-radius: 0.5rem; display: flex; align-items: center; justify-content: center; font-size: 1rem; }

nav { display: flex; gap: 0.25rem; }

nav a {
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  color: var(--text-secondary);
  transition: all 0.2s;
}

nav a:hover { background: var(--bg-tertiary); color: var(--text-primary); }

nav a.active { background: rgba(0, 212, 170, 0.1); color: var(--accent-green); }

.status-indicator { display: flex; align-items: center; gap: 0.5rem; color: var(--text-muted); font-size: 0.875rem; }

.dot { width: 0.5rem; height: 0.5rem; background: var(--accent-green); border-radius: 50%; animation: pulse 2s infinite; }

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

main { flex: 1; padding: 1.5rem; max-width: 1200px; margin: 0 auto; width: 100%; }

footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 0.75rem 1.5rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Cards */
.card { background: var(--bg-secondary); border: 1px solid var(--border); border-radius: 0.75rem; overflow: hidden; }

.card-header { padding: 1rem; border-bottom: 1px solid var(--border); font-size: 1.125rem; font-weight: 600; }
.card-body { padding: 0; }

/* Grid layouts */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }

@media (max-width: 768px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* Market card */
.market-card { background: var(--bg-secondary); border: 1px solid var(--border); border-radius: 0.75rem; padding: 1rem; }

.market-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.5rem; }
.market-card-name { color: var(--text-secondary); font-size: 0.875rem; }
.market-card-price { font-size: 1.5rem; font-weight: 700; font-family: 'JetBrains Mono', monospace; }
.market-card-change { font-size: 0.875rem; font-weight: 500; }
.green { color: var(--accent-green); }
.red { color: var(--accent-red); }

/* Watchlist item */
.watchlist-item { display: flex; justify-content: space-between; align-items: center; padding: 1rem; border-bottom: 1px solid var(--border); }
.watchlist-item:last-child { border-bottom: none; }
.watchlist-item:hover { background: var(--bg-tertiary); }

.watchlist-symbol { font-weight: 600; }
.watchlist-name { color: var(--text-muted); font-size: 0.875rem; }
.watchlist-price { text-align: right; }
.watchlist-price-amount { font-family: 'JetBrains Mono', monospace; font-weight: 600; }
.watchlist-price-change { font-size: 0.875rem; }

/* Buttons */
.btn { padding: 0.5rem 1rem; border-radius: 0.5rem; border: none; font-weight: 600; transition: all 0.2s; }
.btn-primary { background: var(--accent-green); color: var(--bg-primary); }
.btn-primary:hover { opacity: 0.9; }
.btn-secondary { background: var(--bg-tertiary); color: var(--text-secondary); }
.btn-secondary:hover { color: var(--text-primary); }
.btn-danger { background: var(--accent-red); color: white; }

.btn-group { display: flex; gap: 0.5rem; }
.btn-group button { flex: 1; }

/* Form inputs */
input[type="text"], input[type="number"] {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  width: 100%;
  font-size: 1rem;
}

input:focus { outline: none; border-color: var(--accent-green); }

/* Signal badges */
.signal { padding: 0.25rem 0.5rem; border-radius: 0.25rem; font-size: 0.75rem; font-weight: 600; }
.signal-strong-buy { background: var(--accent-green); color: var(--bg-primary); }
.signal-buy { background: rgba(0, 212, 170, 0.2); color: var(--accent-green); }
.signal-hold { background: rgba(255, 217, 61, 0.2); color: var(--accent-gold); }
.signal-sell { background: rgba(255, 71, 87, 0.2); color: var(--accent-red); }
.signal-strong-sell { background: var(--accent-red); color: white; }

/* AI Signal card */
.ai-signal { padding: 1rem; border-left: 3px solid var(--border); }
.ai-signal:hover { background: var(--bg-tertiary); }
.ai-signal.strong-buy { border-color: var(--accent-green); background: rgba(0, 212, 170, 0.05); }
.ai-signal.buy { border-color: rgba(0, 212, 170, 0.5); }
.ai-signal.hold { border-color: var(--accent-gold); background: rgba(255, 217, 61, 0.05); }
.ai-signal.sell { border-color: rgba(255, 71, 87, 0.5); }
.ai-signal.strong-sell { border-color: var(--accent-red); background: rgba(255, 71, 87, 0.05); }

.ai-signal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.5rem; }
.ai-symbol { font-size: 1.25rem; font-weight: 700; }
.ai-reasoning { color: var(--text-secondary); font-size: 0.875rem; }

/* Portfolio table */
table { width: 100%; border-collapse: collapse; }
th, td { padding: 1rem; text-align: left; border-bottom: 1px solid var(--border); }
th { background: var(--bg-tertiary); color: var(--text-muted); font-size: 0.875rem; font-weight: 500; }
td { font-family: 'JetBrains Mono', monospace; }
td:first-child { font-family: 'Outfit', sans-serif; font-weight: 600; }
tr:hover { background: var(--bg-tertiary); }

/* Trading panel */
.trade-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.trade-form { display: flex; flex-direction: column; gap: 1rem; }
.order-summary { background: var(--bg-tertiary); padding: 1rem; border-radius: 0.5rem; }
.order-row { display: flex; justify-content: space-between; }

/* Page sections */
.page-title { font-size: 1.5rem; font-weight: 700; margin-bottom: 0.25rem; }
.page-subtitle { color: var(--text-secondary); margin-bottom: 1.5rem; }

.section { margin-bottom: 1.5rem; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }

/* Loading */
.loading { color: var(--text-muted); padding: 2rem; text-align: center; }

/* Empty state */
.empty { padding: 2rem; text-align: center; color: var(--text-muted); }

/* Confidence */
.confidence { font-size: 0.75rem; color: var(--text-muted); }

/* Form groups */
.form-group { display: flex; flex-direction: column; gap: 0.5rem; }
.form-group label { font-size: 0.875rem; color: var(--text-secondary); }

/* Tags */
.tag { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.25rem 0.75rem; background: var(--bg-tertiary); border-radius: 0.5rem; font-size: 0.875rem; }
.tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }

/* Utility */
.hidden { display: none; }
.mb-4 { margin-bottom: 1rem; }
.mt-4 { margin-top: 1rem; }