:root {
  color-scheme: light dark;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.5;
  background: #0f172a;
  color: #f8fafc;
}

body {
  margin: 0;
  padding: 0;
  background: linear-gradient(180deg, #0f172a 0%, #020617 100%);
}

nav.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  position: sticky;
  top: 0;
  backdrop-filter: blur(16px);
  background: rgba(2, 6, 23, 0.7);
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: #38bdf8;
  text-decoration: none;
}

.cta-button {
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  text-decoration: none;
  color: #0f172a;
  background: #38bdf8;
  font-weight: 600;
}

.profile-container {
  max-width: 960px;
  margin: 3rem auto;
  padding: 0 1.5rem 4rem;
}

.profile-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}

.avatar {
  width: 112px;
  height: 112px;
  border-radius: 9999px;
  object-fit: cover;
  border: 2px solid rgba(148, 163, 184, 0.35);
}

.bio {
  max-width: 640px;
  color: rgba(226, 232, 240, 0.75);
}

.shares {
  margin-top: 3rem;
  width: 100%;
}

.share-card {
  display: block;
  padding: 1.5rem;
  border-radius: 1rem;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(148, 163, 184, 0.15);
  margin-bottom: 1rem;
  text-decoration: none;
  color: inherit;
  transition: transform 120ms ease, border 120ms ease;
}

.share-card:hover {
  transform: translateY(-2px);
  border: 1px solid rgba(56, 189, 248, 0.4);
}

.share-card h3 {
  margin: 0 0 0.5rem;
}

.share-card p {
  margin: 0;
  color: rgba(226, 232, 240, 0.7);
}

.meta {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
  font-size: 0.875rem;
  color: rgba(148, 163, 184, 0.8);
}