:root {
  --dark: #061733;
  --text: #1c2b46;
  --muted: #62708a;
  --blue: #1179f2;
  --cyan: #15c9cb;
  --bg: #f7fbff;
  --white: #ffffff;
  --shadow: 0 18px 50px rgba(6, 23, 51, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(17, 121, 242, 0.12);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 86px;
  gap: 24px;
}

.brand img {
  width: 190px;
  height: auto;
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav a {
  color: var(--dark);
  text-decoration: none;
  font-weight: 700;
  padding: 10px 16px;
  border-radius: 999px;
  transition: 0.2s ease;
}

.nav a:hover,
.nav a.active {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--cyan));
}

.hero {
  padding: 70px 0 58px;
  background:
    radial-gradient(circle at 15% 10%, rgba(21, 201, 203, 0.18), transparent 28%),
    radial-gradient(circle at 85% 20%, rgba(17, 121, 242, 0.18), transparent 30%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 42px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--cyan);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 13px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  color: var(--dark);
  font-size: clamp(42px, 7vw, 74px);
  line-height: 1;
}

h2 {
  color: var(--dark);
  font-size: clamp(30px, 4vw, 44px);
  margin-bottom: 18px;
}

h3 {
  color: var(--dark);
  font-size: 22px;
  margin-bottom: 10px;
}

.lead {
  color: var(--muted);
  font-size: 20px;
  max-width: 690px;
}

.narrow {
  max-width: 760px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 12px 28px rgba(17, 121, 242, 0.25);
}

.button.secondary {
  color: var(--blue);
  background: var(--white);
  box-shadow: none;
  border: 1px solid rgba(17, 121, 242, 0.18);
}

.hero-card,
.about-card,
.feature-card {
  background: var(--white);
  border: 1px solid rgba(17, 121, 242, 0.12);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 24px;
}

.hero-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 22px;
}

.section {
  padding: 74px 0;
}

.section p {
  color: var(--muted);
  font-size: 18px;
  max-width: 900px;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 34px;
}

.feature-card {
  padding: 28px;
}

.feature-card p {
  font-size: 16px;
  margin-bottom: 0;
}

.page-hero {
  padding: 74px 0 44px;
  background: linear-gradient(135deg, rgba(17, 121, 242, 0.1), rgba(21, 201, 203, 0.12));
}

.about-card {
  padding: 34px;
}

.info-list {
  display: grid;
  gap: 18px;
  margin-top: 20px;
}

.info-list div {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(98, 112, 138, 0.18);
}

.info-list div:last-child {
  border-bottom: 0;
}

.info-list strong {
  color: var(--dark);
}

.info-list span {
  color: var(--muted);
}

.site-footer {
  padding: 28px 0;
  color: var(--white);
  background: var(--dark);
}

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

@media (max-width: 820px) {
  .header-inner,
  .footer-inner {
    flex-direction: column;
    justify-content: center;
  }

  .hero-grid,
  .features {
    grid-template-columns: 1fr;
  }

  .brand img {
    width: 160px;
  }

  .info-list div {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}