:root {
  --bg: #f5f5f5;
  --panel: #ffffff;
  --border: #d6d6d6;
  --ink: #111111;
  --ink-muted: #5b5b5b;
  --accent: #1f6feb;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-size: 16px;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px;
}

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

a:hover {
  text-decoration: underline;
}

.hub {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  width: min(720px, 100%);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.hub-header {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hub-name {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.75rem;
  color: var(--ink-muted);
}

.hub-line {
  font-size: 1.25rem;
  line-height: 1.4;
  max-width: 36ch;
}

.hub-main {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hub-main h1 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--ink-muted);
}

.project-list {
  list-style: none;
  display: grid;
  gap: 20px;
}

.project {
  display: grid;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
}

.project-name {
  font-size: 1.1rem;
  font-weight: 600;
}

.project-note {
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.project-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.95rem;
}

.hub-footer {
  display: flex;
  justify-content: flex-end;
}

.hub-email {
  font-weight: 600;
}

@media (max-width: 640px) {
  body {
    padding: 16px;
  }

  .hub {
    padding: 28px 24px;
    gap: 24px;
  }

  .project {
    padding: 14px 16px;
  }

  .project-links {
    gap: 12px;
  }
}