:root {
  color-scheme: light;
  --bg: #f7f4ef;
  --text: #1d2433;
  --muted: #5f6b7a;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --card: #ffffff;
  --line: #e3e8ef;
  --accent: #f59e0b;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: radial-gradient(circle at top left, #dbeafe 0, transparent 32rem), var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(227, 232, 239, 0.8);
  background: rgba(247, 244, 239, 0.86);
  backdrop-filter: blur(14px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0;
}

.logo {
  font-weight: 800;
  letter-spacing: -0.03em;
}

.nav-links {
  display: flex;
  gap: 18px;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--primary);
}

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

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 36px;
  align-items: center;
  padding: 88px 0 64px;
}

.hero-content h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(2.4rem, 7vw, 5rem);
  line-height: 0.95;
  letter-spacing: -0.07em;
}

.eyebrow,
.section-label {
  margin: 0 0 12px;
  color: var(--primary);
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-text {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.12rem;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border: 0;
  border-radius: 999px;
  padding: 0 20px;
  font: inherit;
  font-weight: 750;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

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

.button.primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.22);
}

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

.button.secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
}

.hero-card,
.card,
.contact {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 24px 80px rgba(29, 36, 51, 0.08);
}

.hero-card {
  padding: 28px;
}

.hero-card h2 {
  margin: 18px 0 8px;
}

.hero-card p {
  margin: 0;
  color: var(--muted);
}

.status-dot {
  display: inline-block;
  width: 16px;
  height: 16px;
  border-radius: 999px;
  background: #22c55e;
  box-shadow: 0 0 0 8px rgba(34, 197, 94, 0.14);
}

.section {
  padding: 64px 0;
}

.section h2 {
  max-width: 780px;
  margin: 0 0 18px;
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.card {
  padding: 24px;
}

.card-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: #eff6ff;
  color: var(--primary);
  font-weight: 900;
}

.card h3 {
  margin: 20px 0 8px;
}

.card p,
.split p,
.contact p {
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 32px;
  align-items: start;
}

.checklist {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.checklist li {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  padding: 16px 18px;
}

.checklist li::before {
  content: "✓";
  margin-right: 10px;
  color: #16a34a;
  font-weight: 900;
}

.contact {
  margin-bottom: 64px;
  padding: 36px;
}

.idea {
  min-height: 28px;
  margin-top: 18px;
  font-weight: 700;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 28px 16px;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 820px) {
  .hero,
  .split,
  .cards {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 56px;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }
}