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

:root {
  --navy-dark: #0A1628;
  --navy-mid: #1B3A6B;
  --blue: #2563EB;
  --blue-pale: #93C5FD;
  --blue-ghost: #E2EEFF;
  --white: #ffffff;
  --off-white: #F0F6FF;
  --text-dark: #0F172A;
  --text-grey: #334155;
}

html {
  font-size: 62.5%;
}

body {
  font-family: 'Inter', sans-serif;
  font-size: 1.6rem;
  background: var(--off-white);
  color: var(--text-dark);
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

h1,
h2,
h3 {
  font-weight: 500;
  line-height: 1.2;
}

h2 {
  font-size: 2rem;
  color: var(--navy-mid);
  margin-bottom: 1.6rem;
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 60px;
  z-index: 100;
  background: var(--navy-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4rem;
}

nav a.logo {
  color: var(--white);
  font-size: 1.7rem;
  font-weight: 500;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 0.4rem;
}

nav ul a {
  color: var(--blue-ghost);
  font-size: 1.4rem;
  padding: 0.6rem 1.2rem;
  border-radius: 5px;
  transition: background 0.18s, color 0.18s;
}

nav ul a:hover,
nav ul a.active {
  background: var(--blue);
  color: var(--white);
}

.banner {
  background: linear-gradient(135deg, var(--navy-mid) 0%, var(--blue) 100%);
  text-align: center;
  color: var(--white);
  padding: 10rem 2rem 5rem;
}

.banner h1 {
  font-size: 3.6rem;
  margin-bottom: 1rem;
}

.banner p {
  color: var(--blue-ghost);
  font-size: 1.6rem;
}

.hero {
  min-height: 100vh;
  padding: 8rem 2rem 6rem;
}

.hero p.eyebrow {
  font-size: 1.2rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue-pale);
  margin-bottom: 1.2rem;
}

.hero h1 {
  font-size: 4.8rem;
  margin-bottom: 1.6rem;
}

.hero p.sub {
  font-size: 1.8rem;
  max-width: 52rem;
  margin: 0 auto 2.4rem;
  opacity: 0.9;
}

.hero img {
  width: 14rem;
  height: 14rem;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid rgba(255, 255, 255, 0.3);
  margin: 3rem auto 0;
}

.btn {
  display: inline-block;
  padding: 1rem 2.4rem;
  border: 1px solid var(--white);
  border-radius: 6px;
  color: var(--white);
  font-size: 1.5rem;
  font-weight: 500;
  transition: background 0.18s;
}

.btn:hover {
  background: rgba(255, 255, 255, 0.15);
}

.content {
  max-width: 96rem;
  margin: 0 auto;
  padding: 6rem 4rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(28rem, 1fr));
  gap: 2.4rem;
}

.card {
  background: var(--white);
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card:hover {
  border-color: var(--blue);
}

.card img {
  width: 100%;
  height: 18rem;
  object-fit: contain;
  background: var(--off-white);
  padding: 2rem;
}

.card-body {
  padding: 2rem;
  flex: 1;
}

.card-body h2 {
  font-size: 1.8rem;
  margin-bottom: 0.8rem;
}

.card-body p {
  color: var(--text-grey);
  font-size: 1.5rem;
}

.intro {
  font-size: 1.8rem;
  color: var(--text-grey);
  max-width: 64rem;
  margin-bottom: 3.2rem;
}

table {
  border-collapse: collapse;
  max-width: 52rem;
  width: 100%;
  margin-bottom: 4rem;
}

th,
td {
  padding: 1rem 1.4rem;
  border-bottom: 1px solid rgba(37, 99, 235, 0.15);
  text-align: left;
}

th {
  color: #4A5568;
  font-size: 1.3rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  width: 14rem;
}

td a {
  color: var(--blue);
}

td a:hover {
  color: var(--navy-mid);
}

form {
  max-width: 56rem;
}

label {
  display: block;
  font-size: 1.3rem;
  font-weight: 500;
  color: #4A5568;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

input,
textarea {
  display: block;
  width: 100%;
  font-family: 'Inter', sans-serif;
  font-size: 1.5rem;
  color: var(--text-dark);
  background: var(--white);
  border: 1px solid #CBD5E1;
  border-radius: 6px;
  padding: 1rem 1.4rem;
  margin-bottom: 1.6rem;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

textarea {
  height: 14rem;
  resize: vertical;
}

button[type="submit"] {
  font-family: 'Inter', sans-serif;
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--white);
  background: var(--blue);
  border: none;
  border-radius: 6px;
  padding: 1.1rem 2.6rem;
  cursor: pointer;
  transition: background 0.18s;
}

button[type="submit"]:hover {
  background: var(--navy-mid);
}

footer {
  background: var(--navy-dark);
  padding: 1.6rem 4rem;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

footer p {
  color: var(--blue-ghost);
  font-size: 1.3rem;
}

@media (max-width: 600px) {
  nav {
    padding: 0 1.6rem;
  }

  nav a.logo {
    font-size: 1.4rem;
  }

  nav ul a {
    padding: 0.5rem 0.7rem;
    font-size: 1.2rem;
  }

  .banner {
    padding: 8rem 2rem 4rem;
  }

  .banner h1 {
    font-size: 2.8rem;
  }

  .hero h1 {
    font-size: 3.2rem;
  }

  .content {
    padding: 4rem 2rem;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  footer {
    padding: 1.6rem 2rem;
  }
}