:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --text: #1f2937;
  --muted: #4b5563;
  --primary: #1f4fd6;
  --primary-dark: #153aa3;
  --line: #d8deea;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

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

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(6px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 20px;
}

.brand {
  font-weight: 800;
  letter-spacing: 0.3px;
}

nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

nav a {
  font-weight: 500;
  color: var(--muted);
}

.section {
  padding: 72px 0;
}

.light {
  background: var(--surface);
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 3.8vw, 3rem);
  margin-bottom: 16px;
}

h2 {
  font-size: clamp(1.45rem, 2.3vw, 2rem);
  margin-bottom: 18px;
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 0.83rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--primary);
}

.lead {
  max-width: 640px;
  color: var(--muted);
  margin-bottom: 26px;
}

.hero {
  background: linear-gradient(180deg, #eff3ff 0%, #f8faff 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 26px;
  align-items: start;
}

.hero-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px;
  box-shadow: 0 8px 20px rgba(31, 79, 214, 0.08);
}

.hero-card ul {
  padding-left: 18px;
  margin: 0;
}

.btn {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  padding: 12px 18px;
  border-radius: 10px;
  font-weight: 700;
}

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

.btn-light {
  background: #fff;
  color: var(--primary-dark);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
}

.steps {
  margin: 0;
  padding-left: 20px;
}

.steps li {
  margin-bottom: 10px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.bullet-list {
  padding-left: 18px;
  margin: 0;
}

.bullet-list li {
  margin-bottom: 8px;
}

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

.faq article {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px 28px;
}

.cta {
  background: linear-gradient(180deg, #1f4fd6 0%, #1a43b7 100%);
  color: #fff;
  text-align: center;
}

.cta p {
  margin-bottom: 24px;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
  padding: 24px 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 860px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}