* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #f4f6f8;
  color: #1f2933;
  line-height: 1.6;
}

.container {
  max-width: 1150px;
  margin: auto;
  padding: 0 20px;
}

header {
  background: #111827;
  color: white;
  padding: 22px 0;
}

.nav-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}

.brand h1 {
  margin: 0;
  font-size: 2rem;
}

.brand p {
  margin: 4px 0 0;
  color: #cbd5e1;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

nav a:hover {
  color: #38bdf8;
}

.hero {
  background: linear-gradient(135deg, #111827, #1f2937);
  color: white;
  padding: 90px 0;
  text-align: center;
}

.hero h2 {
  font-size: 2.6rem;
  margin-bottom: 18px;
}

.hero p {
  max-width: 850px;
  margin: 0 auto 22px;
  font-size: 1.1rem;
}

.page-title {
  background: linear-gradient(135deg, #1f2937, #334155);
  color: white;
  padding: 60px 0;
}

.page-title h2 {
  margin: 0;
  font-size: 2.3rem;
}

section {
  padding: 54px 0;
}

.button {
  display: inline-block;
  background: #38bdf8;
  color: #111827;
  padding: 12px 22px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  margin: 6px;
}

.button.secondary {
  background: white;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 22px;
}

.card,
.content-box {
  background: white;
  padding: 24px;
  border-radius: 14px;
  box-shadow: 0 3px 16px rgba(0, 0, 0, 0.10);
  border-top: 4px solid #38bdf8;
}

.card h3,
.content-box h3 {
  margin-top: 0;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 24px;
}

form {
  display: grid;
  gap: 12px;
}

input,
textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  font-size: 1rem;
}

button {
  background: #111827;
  color: white;
  border: none;
  padding: 13px 20px;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
}

button:hover {
  background: #1f2937;
}

.small-note {
  font-size: 0.9rem;
  color: #475569;
}

footer {
  background: #111827;
  color: white;
  text-align: center;
  padding: 20px;
}

@media (max-width: 760px) {
  .nav-bar,
  nav {
    justify-content: center;
    text-align: center;
  }

  .hero h2 {
    font-size: 2rem;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }
}