* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: #122033;
  background: #f5f8fc;
  line-height: 1.6;
}

a {
  color: inherit;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid #dbe5ef;
  backdrop-filter: blur(10px);
}

.nav {
  min-height: 76px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: #0d2f50;
}

.brand img {
  width: 56px;
  height: 56px;
  object-fit: contain;
}

nav {
  display: flex;
  gap: 16px;
  align-items: center;
  font-size: 0.94rem;
  font-weight: 800;
}

nav a {
  text-decoration: none;
  color: #334860;
}

.nav-button {
  background: #0f4c81;
  color: white;
  padding: 9px 14px;
  border-radius: 999px;
}

.hero {
  padding: 86px 0;
  color: white;
  background:
    radial-gradient(circle at 10% 20%, rgba(245, 158, 11, 0.18), transparent 30%),
    linear-gradient(135deg, #071828 0%, #0d3155 52%, #145f9e 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 0.96fr;
  gap: 40px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 10px;
  color: #f59e0b;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-weight: 900;
  font-size: 0.82rem;
}

h1, h2, h3 {
  margin: 0;
  line-height: 1.12;
}

h1 {
  max-width: 720px;
  font-size: clamp(2.55rem, 5vw, 4.75rem);
  letter-spacing: -0.06em;
}

h2 {
  color: #102238;
  font-size: clamp(2rem, 3.7vw, 3.15rem);
  letter-spacing: -0.045em;
}

h3 {
  color: #102238;
  font-size: 1.28rem;
}

.hero h1 {
  color: #fff;
}

.lead {
  max-width: 660px;
  margin: 20px 0 0;
  font-size: 1.22rem;
  color: #dcecff;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 20px;
  border-radius: 12px;
  font-weight: 900;
  text-decoration: none;
}

.button.primary {
  background: #f59e0b;
  color: #121826;
}

.button.secondary {
  border: 2px solid rgba(255,255,255,0.45);
  color: white;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.pill-row span {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
  color: #edf6ff;
  font-weight: 800;
}

.hero-image {
  border-radius: 24px;
  padding: 14px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.22);
  box-shadow: 0 28px 70px rgba(0,0,0,0.25);
}

.hero-image img {
  width: 100%;
  display: block;
  border-radius: 18px;
}

.section {
  padding: 78px 0;
}

.section.alt {
  background: white;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 34px;
}

.section-heading p,
.body-large,
.group-card p,
.contact-box p {
  color: #53677f;
  font-size: 1.06rem;
}

.exam-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.exam-card,
.area-card,
.group-card,
.contact-card,
details {
  background: white;
  border: 1px solid #dde7f1;
  border-radius: 22px;
  padding: 26px;
  box-shadow: 0 12px 30px rgba(15, 35, 60, 0.07);
}

.exam-card ul {
  margin: 16px 0 20px;
  padding-left: 20px;
  color: #53677f;
}

.exam-card strong {
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  color: #0f4c81;
  background: #edf6ff;
}

.exam-card.highlight {
  grid-column: span 2;
  color: white;
  background: linear-gradient(135deg, #0d3155, #155f9d);
}

.exam-card.highlight h3,
.exam-card.highlight li,
.exam-card.highlight strong {
  color: white;
}

.exam-card.highlight strong {
  background: rgba(255,255,255,0.18);
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.benefit {
  min-height: 96px;
  display: flex;
  align-items: center;
  padding: 22px;
  border-radius: 18px;
  background: #f3f8ff;
  border: 1px solid #dbe8f5;
  color: #0f3154;
  font-weight: 900;
}

.service-grid,
.contact-box {
  display: grid;
  grid-template-columns: 1fr 0.95fr;
  gap: 32px;
  align-items: center;
}

.area-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.area-list span {
  padding: 9px 12px;
  border-radius: 999px;
  background: #edf6ff;
  color: #0f4c81;
  font-weight: 800;
}

.group-grid {
  display: grid;
  grid-template-columns: 1fr;
}

.group-card {
  background:
    radial-gradient(circle at top right, rgba(245,158,11,0.16), transparent 32%),
    #ffffff;
}

.group-card .button {
  margin-top: 10px;
}

.faq-grid {
  display: grid;
  gap: 14px;
}

details {
  padding: 0;
  overflow: hidden;
}

summary {
  cursor: pointer;
  padding: 20px 24px;
  color: #102238;
  font-weight: 900;
}

details p {
  margin: 0;
  padding: 0 24px 22px;
  color: #53677f;
}

.contact-section {
  background: #eef4fb;
}

.contact-box {
  background: white;
  border: 1px solid #dde7f1;
  border-radius: 26px;
  padding: 34px;
  box-shadow: 0 16px 40px rgba(15, 35, 60, 0.08);
}

.contact-card a {
  display: block;
  margin: 10px 0;
  color: #0f4c81;
  font-size: 1.2rem;
  font-weight: 900;
}

.contact-card span {
  display: block;
  color: #53677f;
  margin-top: 12px;
}

footer {
  padding: 26px 0;
  background: #071828;
  color: #d5e3f3;
}

.footer {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 18px;
}

@media (max-width: 900px) {
  .nav {
    flex-direction: column;
    align-items: flex-start;
    padding: 14px 0;
  }

  nav {
    flex-wrap: wrap;
  }

  .hero-grid,
  .exam-grid,
  .benefit-grid,
  .service-grid,
  .contact-box {
    grid-template-columns: 1fr;
  }

  .exam-card.highlight {
    grid-column: span 1;
  }

  .hero,
  .section {
    padding: 56px 0;
  }
}