:root {
  --bg: #0a0e1a;
  --bg-2: #111827;
  --bg-3: #1f2937;
  --border: #1e293b;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --bull: #10b981;
  --bear: #ef4444;
  --gold: #fbbf24;
  --accent: #38bdf8;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
}

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

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  min-height: 100vh;
}

body {
  background: linear-gradient(180deg, #050810 0%, #0a0e1a 30%, #0a0e1a 100%);
  padding-bottom: 40px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.brand { display: flex; align-items: center; gap: 14px; }
.logo {
  font-size: 36px;
  filter: drop-shadow(0 0 12px rgba(56,189,248,0.4));
}
.brand h1 { font-size: 22px; font-weight: 700; letter-spacing: -0.3px; }
.muted { color: var(--muted); }
.sub { font-size: 13px; color: var(--muted); margin-top: 2px; }

.topstats {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.stat {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 14px;
  min-width: 88px;
  text-align: center;
}
.stat .label { display: block; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }
.stat .value { display: block; font-size: 16px; font-weight: 700; margin-top: 2px; }

.tabbar {
  display: flex;
  gap: 6px;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.tabbar::-webkit-scrollbar { display: none; }

.tab {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 9px 16px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: all 0.15s ease;
}
.tab:hover { color: var(--text); border-color: var(--text); }
.tab.active {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

main { padding: 20px 24px; max-width: 1400px; margin: 0 auto; }

.panel { display: none; }
.panel.active { display: block; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}

.card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.card:hover { transform: translateY(-2px); border-color: var(--accent); }

.chart-card .chart-img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  background: var(--bg-3);
  display: block;
}

.chart-card .pair-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
}
.chart-card .pair-name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.3px;
}
.chart-card .pair-price {
  font-family: 'SF Mono', Monaco, Menlo, monospace;
  font-size: 16px;
  color: var(--gold);
  font-weight: 600;
}
.chart-card .pair-meta {
  display: flex;
  gap: 12px;
  margin-top: 10px;
  font-size: 12px;
  color: var(--muted);
}
.chart-card .badge {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px 8px;
  font-weight: 600;
}
.badge.bull { color: var(--bull); border-color: var(--bull); background: rgba(16,185,129,0.08); }
.badge.bear { color: var(--bear); border-color: var(--bear); background: rgba(239,68,68,0.08); }
.badge.neutral { color: var(--gold); border-color: var(--gold); background: rgba(251,191,36,0.08); }

.big-card { padding: 24px; }
.big-card h2 { font-size: 20px; margin-bottom: 6px; }
.small { font-size: 13px; }

.sentiment-list, .news-list, .payout-list {
  margin-top: 18px;
  display: grid;
  gap: 10px;
}

.sentiment-item, .news-item, .payout-item {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
}

.pair-label { font-weight: 700; font-size: 15px; }

.bar-wrap {
  grid-column: 1 / -1;
  margin-top: 8px;
  background: var(--bg);
  border-radius: 4px;
  height: 8px;
  overflow: hidden;
  display: flex;
}
.bar-bull { background: var(--bull); height: 100%; transition: width 0.4s ease; }
.bar-bear { background: var(--bear); height: 100%; transition: width 0.4s ease; }

.pct { font-family: 'SF Mono', Monaco, monospace; font-weight: 700; font-size: 14px; min-width: 90px; text-align: right; }
.pct.bull { color: var(--bull); }
.pct.bear { color: var(--bear); }

.news-impact { color: var(--gold); font-weight: 700; letter-spacing: 1px; }
.news-time { color: var(--muted); font-size: 13px; }
.news-title { font-weight: 600; margin-top: 4px; }

.payout-item .payout-pct {
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 22px;
  font-weight: 700;
  color: var(--bull);
}
.payout-item .payout-pct.low { color: var(--bear); }

footer {
  margin-top: 40px;
  padding: 20px 24px;
  border-top: 1px solid var(--border);
  color: var(--muted);
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  max-width: 1400px;
  margin: 0 auto;
}

.loader {
  padding: 20px;
  text-align: center;
  color: var(--muted);
  font-style: italic;
}

@media (max-width: 640px) {
  .topbar { padding: 14px 16px; }
  main { padding: 14px 16px; }
  .tabbar { padding: 10px 16px; }
  .brand h1 { font-size: 18px; }
  .grid { grid-template-columns: 1fr; }
  .stat { min-width: 72px; padding: 6px 10px; }
  .stat .value { font-size: 14px; }
}