:root {
  --bg: #ffffff;
  --text: #111111;
  --accent: #4a4aff;
  --gray: #f4f4f7;
  --radius: 16px;
  --max: 1100px;
  font-family: system-ui, sans-serif;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

header {
  width: 100%;
  border-bottom: 1px solid #e5e5e5;
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 20;
}

nav {
  max-width: var(--max);
  margin: auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav a {
  margin-left: 1.5rem;
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
}

.logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-weight: 700;
  font-size: 1.2rem;
}

.logo img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.section {
  max-width: var(--max);
  margin: auto;
  padding: 4rem 2rem;
}

.hero {
  text-align: center;
  padding: 6rem 2rem;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 800;
}

.hero p {
  max-width: 650px;
  margin: auto;
  font-size: 1.2rem;
  opacity: 0.85;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.card {
  background: var(--gray);
  padding: 2rem;
  border-radius: var(--radius);
  text-align: center;
}

.card img {
  width: 80px;
  height: 80px;
  margin-bottom: 1rem;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.team-person {
  text-align: center;
  padding: 1.5rem;
  border-radius: var(--radius);
  background: var(--gray);
}

.team-person img {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  margin-bottom: .75rem;
  object-fit: cover;
}

footer {
  text-align: center;
  padding: 2rem;
  font-size: .9rem;
  opacity: .7;
}

a.button {
  display: inline-block;
  padding: .8rem 1.4rem;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius);
  text-decoration: none;
  margin-top: 1.5rem;
  font-weight: 600;
}