* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', sans-serif;
}

body {
  background-color: #0d1117;
  color: #f0f6fc;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 5%;
  background: #161b22;
  border-bottom: 1px solid #30363d;
}

.logo {
  font-size: 1.4rem;
  font-weight: 700;
  color: #ff7a00;
}

nav a {
  color: #c9d1d9;
  text-decoration: none;
  margin-left: 1.5rem;
  font-weight: 600;
}

.btn-primary, .btn-hero {
  background-color: #ff444f;
  color: white !important;
  padding: 0.6rem 1.2rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 700;
}

.hero {
  text-align: center;
  padding: 4rem 1rem;
  background: linear-gradient(180deg, #161b22 0%, #0d1117 100%);
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero p {
  color: #8b949e;
  margin-bottom: 2rem;
}

.ticker-section {
  max-width: 1000px;
  margin: 0 auto;
  padding: 2rem 1rem;
  text-align: center;
}

.subtitle {
  color: #8b949e;
  margin-bottom: 2rem;
}

.ticker-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.card {
  background: #161b22;
  border: 1px solid #30363d;
  padding: 1.5rem;
  border-radius: 10px;
}

.price {
  font-size: 1.8rem;
  font-weight: 700;
  margin: 1rem 0;
}

.price-up { color: #2ea043; }
.price-down { color: #f85149; }

.status-badge {
  background: rgba(46, 160, 67, 0.2);
  color: #3fb950;
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.footer {
  text-align: center;
  padding: 2rem;
  border-top: 1px solid #30363d;
  font-size: 0.85rem;
  color: #8b949e;
  margin-top: 3rem;
}