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

:root {
  --blue-900: #0b2f73;
  --blue-700: #165dff;
  --blue-600: #2b6dff;
  --blue-100: #eef4ff;
  --blue-050: #f7faff;
  --slate-900: #0f172a;
  --slate-700: #334155;
  --slate-500: #64748b;
  --line: #d9e3f1;
  --white: #ffffff;
  --shadow-soft: 0 12px 32px rgba(15, 23, 42, 0.05);
  --shadow-panel: 0 18px 44px rgba(22, 93, 255, 0.08);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --container: 1120px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: var(--white);
  color: var(--slate-900);
  line-height: 1.6;
}

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

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

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

.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(217, 227, 241, 0.8);
}

.nav {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand img {
  width: 168px;
  height: auto;
}

.menu {
  display: flex;
  gap: 24px;
  color: var(--slate-700);
  font-size: 0.96rem;
}

.menu a:hover {
  color: var(--blue-700);
}

.hero {
  padding: 88px 0 72px;
  background:
    radial-gradient(circle at top right, rgba(43, 109, 255, 0.10), transparent 28%),
    linear-gradient(180deg, var(--blue-050) 0%, #ffffff 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  align-items: center;
}

.eyebrow,
.section-tag,
.section-tag-invert {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.eyebrow,
.section-tag {
  color: var(--blue-700);
  background: var(--blue-100);
}

.section-tag-invert {
  color: var(--white);
  background: rgba(255, 255, 255, 0.16);
}

.hero-copy h1 {
  margin-top: 18px;
  font-size: clamp(40px, 5vw, 62px);
  line-height: 1.08;
  max-width: 11ch;
}

.hero-copy p {
  margin-top: 18px;
  max-width: 60ch;
  color: var(--slate-700);
  font-size: 18px;
}

.hero-actions {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  min-height: 48px;
  padding: 0 22px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  border: 1px solid transparent;
  transition: 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--blue-700);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--blue-900);
}

.btn-secondary {
  background: var(--white);
  color: var(--slate-900);
  border-color: var(--line);
}

.btn-secondary:hover {
  border-color: var(--blue-700);
  color: var(--blue-700);
}

.btn-white {
  background: var(--white);
  color: var(--blue-700);
}

.hero-panel {
  padding: 16px;
  border-radius: 32px;
  border: 1px solid #d7e4ff;
  background: linear-gradient(180deg, #f5f9ff 0%, #ffffff 100%);
  box-shadow: var(--shadow-panel);
}

.panel-card {
  padding: 22px;
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

.panel-card + .panel-card {
  margin-top: 14px;
}

.card-label {
  font-size: 14px;
  color: var(--slate-500);
}

.panel-card h2 {
  margin-top: 8px;
  font-size: 22px;
  line-height: 1.32;
}

.section {
  padding: 84px 0;
}

.section-light {
  background: #fbfdff;
  border-top: 1px solid #edf3f9;
  border-bottom: 1px solid #edf3f9;
}

.section-header {
  max-width: 760px;
}

.section-header.narrow {
  max-width: 640px;
}

.section-header h2,
.cta-box h2 {
  margin-top: 14px;
  font-size: clamp(32px, 3vw, 48px);
  line-height: 1.15;
}

.section-header p,
.cta-box p,
.feature-item p {
  margin-top: 14px;
  color: var(--slate-700);
}

.service-grid {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.service-card,
.feature-item {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 28px;
  box-shadow: var(--shadow-soft);
}

.service-card h3 {
  font-size: 22px;
  margin-bottom: 10px;
}

.service-card p {
  color: var(--slate-700);
}

.feature-grid {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature-item strong {
  display: block;
  font-size: 20px;
}

.cta {
  background: linear-gradient(135deg, var(--blue-700) 0%, var(--blue-900) 100%);
  color: var(--white);
}

.cta-box {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
}

.cta-box p {
  color: rgba(255, 255, 255, 0.88);
  max-width: 52ch;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 960px) {
  .hero-grid,
  .service-grid,
  .feature-grid,
  .cta-box {
    grid-template-columns: 1fr;
    display: grid;
  }
}

@media (max-width: 700px) {
  .menu {
    display: none;
  }

  .hero,
  .section {
    padding: 68px 0;
  }

  .hero-copy h1 {
    max-width: 100%;
  }

  .brand img {
    width: 150px;
  }
}