/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --background: #ffffff;
  --foreground: #1f2937;
  --card: #f1f5f9;
  --card-foreground: #1f2937;
  --primary: #1f2937;
  --primary-foreground: #ffffff;
  --secondary: #8b5cf6;
  --muted: #6b7280;
  --border: #e5e7eb;
  --chart-2: #10b981;
  --chart-3: #dc2626;
  --radius: 0.375rem;
}

body {
  font-family: "DM Sans", sans-serif;
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Navigation Styles */
.nav-container {
  background-color: var(--background);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  max-width: 1200px;
  margin: 0 auto;
}

.nav-brand .nav-title {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

.desktop-nav {
  display: flex;
  gap: 2rem;
}

.nav-link {
  text-decoration: none;
  color: var(--muted);
  font-weight: 500;
  transition: color 0.2s;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.hamburger-line {
  width: 24px;
  height: 2px;
  background-color: var(--primary);
  margin: 2px 0;
  transition: 0.3s;
}

.mobile-nav {
  display: none;
  flex-direction: column;
  background-color: var(--card);
  border-top: 1px solid var(--border);
}

.mobile-nav-link {
  padding: 1rem;
  text-decoration: none;
  color: var(--foreground);
  border-bottom: 1px solid var(--border);
}

.mobile-nav-link:hover {
  background-color: var(--background);
}

/* Market Overview Styles */
.market-overview {
  padding: 2rem 0;
  background-color: var(--card);
}

.section-title {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.market-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.market-card {
  background-color: var(--background);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
}

.market-card-content {
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.market-name {
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 0.25rem;
}

.market-value {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
}

.market-change {
  text-align: right;
}

.change-positive {
  color: var(--chart-2);
  font-weight: 500;
  font-size: 0.875rem;
}

.change-negative {
  color: var(--chart-3);
  font-weight: 500;
  font-size: 0.875rem;
}

.change-percent-positive {
  color: var(--chart-2);
  font-size: 0.75rem;
}

.change-percent-negative {
  color: var(--chart-3);
  font-size: 0.75rem;
}

/* Stock Section Styles */
.stock-section {
  padding: 2rem 0;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
  font-size: 0.875rem;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--primary-foreground);
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-outline {
  background-color: transparent;
  color: var(--foreground);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  background-color: var(--card);
}

.icon {
  width: 1rem;
  height: 1rem;
}

.btn-text {
  display: none;
}

.stock-list {
  display: grid;
  gap: 1rem;
}

.stock-card {
  background-color: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: box-shadow 0.2s;
}

.stock-card:hover {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.stock-card-content {
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.stock-info {
  flex: 1;
  min-width: 0;
}

.stock-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.25rem;
}

.stock-symbol {
  background-color: var(--card);
  color: var(--foreground);
  padding: 0.25rem 0.5rem;
  border-radius: calc(var(--radius) - 2px);
  font-family: monospace;
  font-size: 0.75rem;
  font-weight: 500;
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.stock-name {
  font-weight: 500;
  color: var(--foreground);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.stock-volume {
  font-size: 0.875rem;
  color: var(--muted);
}

.stock-price {
  text-align: right;
  flex-shrink: 0;
  margin-left: 1rem;
}

.price {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.price-change {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.25rem;
}

.trend-up,
.trend-down {
  width: 1rem;
  height: 1rem;
}

.trend-up {
  color: var(--chart-2);
}

.trend-down {
  color: var(--chart-3);
}

.section-footer {
  text-align: center;
  margin-top: 2rem;
}

/* Footer Styles */
.footer {
  background-color: var(--card);
  border-top: 1px solid var(--border);
  padding: 3rem 0 1rem;
  margin-top: 4rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-title {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.footer-subtitle {
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-description {
  color: var(--muted);
  font-size: 0.875rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--foreground);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
  text-align: center;
}

.footer-bottom p {
  color: var(--muted);
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.footer-disclaimer {
  font-size: 0.75rem !important;
}

/* Responsive Design */
@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .mobile-nav.active {
    display: flex;
  }

  .btn-text {
    display: inline;
  }

  .market-grid {
    grid-template-columns: 1fr;
  }

  .section-header {
    flex-direction: column;
    gap: 1rem;
    align-items: stretch;
  }

  .stock-card-content {
    flex-direction: column;
    gap: 1rem;
    align-items: stretch;
  }

  .stock-price {
    text-align: left;
    margin-left: 0;
  }

  .price-change {
    justify-content: flex-start;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (min-width: 640px) {
  .btn-text {
    display: inline;
  }

  .price {
    font-size: 1.5rem;
  }
}