:root {
  --bg: #f7f8fb;
  --surface: #ffffff;
  --surface-soft: #eef2f7;
  --text: #111827;
  --muted: #5b6472;
  --border: #dbe1ea;
  --accent: #1d4ed8;
  --accent-dark: #153fbe;
  --shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner,
.footer-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 750;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--text);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.status {
  color: var(--muted);
  font-size: 0.95rem;
}

.hero {
  padding: 96px 0 76px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: 48px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--accent);
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.82rem;
}

h1 {
  margin: 0;
  font-size: clamp(3.2rem, 8vw, 6.5rem);
  line-height: 0.92;
  letter-spacing: -0.08em;
}

h2 {
  margin: 0 0 16px;
  font-size: clamp(1.65rem, 3vw, 2.35rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

h3 {
  margin: 0 0 10px;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.hero-text {
  max-width: 730px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 1.18rem;
}

.hero-actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 12px 30px rgba(29, 78, 216, 0.22);
}

.button:hover {
  background: var(--accent-dark);
  text-decoration: none;
}

.note {
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-card,
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.hero-card {
  border-radius: 28px;
  padding: 32px;
}

.hero-card p,
.card p,
.section p {
  color: var(--muted);
}

.section {
  padding: 76px 0;
}

.section.muted {
  background: var(--surface-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-intro {
  max-width: 760px;
  margin-bottom: 32px;
  font-size: 1.08rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card {
  border-radius: 22px;
  padding: 24px;
}

.card p {
  margin-bottom: 0;
}

.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 44px;
}

.site-footer {
  background: #0f172a;
  color: #d8dee9;
}

.site-footer a {
  color: #ffffff;
}

@media (max-width: 820px) {
  .header-inner,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 18px 0;
  }

  .hero {
    padding: 70px 0 54px;
  }

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

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

  .hero-card {
    padding: 24px;
  }
}