* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: 'Open Sans', sans-serif;
  background: #0f172a;
  color: #f1f5f9;
  line-height: 1.6;
}
.container { max-width: 720px; margin: 0 auto; padding: 0 1.5rem; }

header {
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.logo {
  font-family: 'Manrope', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: #38bdf8;
  text-decoration: none;
}
nav a {
  color: #94a3b8;
  text-decoration: none;
  margin-left: 1.25rem;
  font-size: 0.9rem;
  transition: color 0.2s;
}
nav a:hover { color: #f1f5f9; }

.hero {
  padding: 4rem 0 3rem;
  text-align: center;
}
.hero h1 {
  font-family: 'Manrope', sans-serif;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.hero p { color: #94a3b8; font-size: 1.05rem; }

.content { padding: 2rem 0 4rem; }
.content h2 {
  font-family: 'Manrope', sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #f1f5f9;
}
.content > p {
  color: #94a3b8;
  margin-bottom: 1.5rem;
  max-width: 560px;
}
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}
.card {
  display: block;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 1.25rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, background 0.2s;
}
.card:hover {
  border-color: #38bdf8;
  background: rgba(56, 189, 248, 0.08);
}
.card h3 {
  font-family: 'Manrope', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: #e2e8f0;
}
.card p { color: #94a3b8; font-size: 0.85rem; }

footer {
  padding: 1.5rem;
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.08);
  color: #64748b;
  font-size: 0.85rem;
}

/* Form (contacts) */
.form-section { padding: 2rem 0 4rem; }
.form-wrap {
  max-width: 400px;
  margin: 0 auto;
}
.form-wrap label {
  display: block;
  font-size: 0.9rem;
  color: #94a3b8;
  margin-bottom: 0.35rem;
  margin-top: 1rem;
}
.form-wrap label:first-of-type { margin-top: 0; }
.form-wrap input,
.form-wrap textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-family: inherit;
  font-size: 1rem;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  color: #f1f5f9;
}
.form-wrap textarea { min-height: 100px; resize: vertical; }
.form-wrap button {
  width: 100%;
  margin-top: 1.25rem;
  padding: 0.75rem;
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  color: #0f172a;
  background: #38bdf8;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s;
}
.form-wrap button:hover { background: #7dd3fc; }

@media (max-width: 640px) {
  nav a { margin-left: 0.75rem; }
}