:root {
  --primary: #1f6cff;
  --primary-dark: #164fc4;
  --bg-dark: #0f172a;
  --text-dark: #0b1220;
  --text-muted: #5b6475;
  --bg-light: #f7f9fc;
  --radius: 14px;
}

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

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  background: #fff;
}

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

.container {
  width: 100%;
  max-width: 1180px;
  margin: auto;
  padding: 0 20px;
}

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: #fff;
  border-bottom: 1px solid #eee;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo img {
  height: 72px;
}

.btn {
  padding: 12px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  display: inline-block;
}

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

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

/* Hero */
.hero {
  padding: 96px 0;
  background: linear-gradient(180deg, #f4f7ff 0%, #ffffff 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}

.eyebrow {
  text-transform: uppercase;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--primary);
  margin-bottom: 16px;
  display: block;
}

h1 {
  font-size: 48px;
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero p {
  font-size: 18px;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.hero ul {
  list-style: none;
  margin-bottom: 32px;
}

.hero li {
  margin-bottom: 12px;
  font-weight: 500;
}

.hero li i {
  color: var(--primary);
  margin-right: 10px;
}

.hero-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.hero-card h3 {
  margin-bottom: 16px;
  font-size: 20px;
}

.hero-card ul {
  list-style: none;
}

.hero-card li {
  margin-bottom: 10px;
  font-size: 14px;
  color: var(--text-muted);
}

/* Features */
.features {
  padding: 96px 0;
  background: var(--bg-light);
}

.section-title {
  text-align: center;
  margin-bottom: 64px;
}

.section-title h2 {
  font-size: 36px;
  margin-bottom: 16px;
}

.section-title p {
  color: var(--text-muted);
  max-width: 640px;
  margin: auto;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature {
  background: #fff;
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: 0 12px 28px rgba(0,0,0,0.06);
}

.feature i {
  font-size: 28px;
  color: var(--primary);
  margin-bottom: 16px;
}

.feature h3 {
  margin-bottom: 12px;
}

.feature p {
  color: var(--text-muted);
  font-size: 15px;
}

/* CTA */
.cta {
  padding: 96px 0;
  background: var(--bg-dark);
  color: #fff;
  text-align: center;
}

.cta h2 {
  font-size: 36px;
  margin-bottom: 20px;
}

.cta p {
  max-width: 640px;
  margin: auto;
  margin-bottom: 32px;
  color: #cbd5e1;
}

footer {
  padding: 48px 0;
  text-align: center;
  font-size: 14px;
  color: var(--text-muted);
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 38px;
  }

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