:root {
  --white: #ffffff;
  --gray-light: #f4f2f5;
  --gray: #b2acac;
  --gray-mid: #949494;
  --gray-dark: #827d7d;
  --black: #000000;
  --violet: #988db3;
  --teal: #00a99d;
}

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

body {
  font-family: Arial, Helvetica, sans-serif;
  background: var(--gray-light);
  color: var(--black);
  line-height: 1.5;
}

/* HEADER */

header {
  background: var(--white);
  border-bottom: 4px solid var(--teal);
  padding: 20px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
}

.header-container {
  max-width: 1200px;
  margin: auto;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.header-container img {
  height: 70px;
  width: auto;
}

.title-block h1 {
  font-size: 2rem;
  letter-spacing: 1px;
}

.title-block p {
  color: var(--gray-dark);
  font-size: 1rem;
}

/* NAV */

nav {
  background: var(--black);
}

.nav-container {
  max-width: 1200px;
  margin: auto;
  display: flex;
  gap: 20px;
  padding: 14px 20px;
  flex-wrap: wrap;
}

nav a {
  color: var(--white);
  text-decoration: none;
  font-weight: bold;
  transition: 0.2s;
}

nav a:hover {
  color: var(--teal);
}

/* MAIN */

main {
  max-width: 1200px;
  margin: auto;
  padding: 40px 20px;
}

.hero {
  background: linear-gradient(135deg, var(--violet), var(--teal));
  color: white;
  padding: 40px;
  border-radius: 18px;
  margin-bottom: 40px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
}

.hero h2 {
  font-size: 2rem;
  margin-bottom: 10px;
}

.hero p {
  max-width: 700px;
  font-size: 1.1rem;
}

.section-title {
  margin-bottom: 20px;
  font-size: 1.5rem;
  border-left: 6px solid var(--teal);
  padding-left: 12px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-bottom: 50px;
}

/* CARD */

.card {
  background: var(--white);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.08);
  transition: 0.2s;
  border-top: 5px solid var(--violet);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
}

.card h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.card p {
  color: var(--gray-dark);
  margin-bottom: 18px;
}

/* BUTTON */

.btn {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: bold;
  background: var(--teal);
  color: white;
  transition: 0.2s;
}

.btn:hover {
  background: var(--black);
}

/* FOOTER */

footer {
  background: var(--black);
  color: white;
  text-align: center;
  padding: 30px 20px;
  margin-top: 50px;
}

footer small {
  color: #cccccc;
}

/* RESPONSIVE */

@media (max-width: 700px) {
  .header-container {
    flex-direction: column;
    align-items: flex-start;
  }

  .title-block h1 {
    font-size: 1.6rem;
  }

  .hero {
    padding: 28px;
  }

  .hero h2 {
    font-size: 1.6rem;
  }

  .nav-container {
    flex-direction: column;
    gap: 12px;
  }
}