:root {
  --ink: #161616;
  --muted: #68615d;
  --line: #ead8d0;
  --soft: #fff7f4;
  --blush: #f7c6c8;
  --coral: #ef5d58;
  --green: #1f6f5b;
  --paper: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: #fffaf8;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 4vw, 56px);
  border-bottom: 1px solid rgba(22, 22, 22, 0.08);
  background: rgba(255, 250, 248, 0.9);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  display: inline-grid;
  place-items: center;
  color: #fff;
  background: var(--ink);
  font-size: 14px;
}

.nav {
  display: flex;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.nav a {
  text-decoration: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: clamp(32px, 6vw, 80px);
  align-items: center;
  padding: clamp(52px, 8vw, 108px) clamp(20px, 4vw, 56px);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--coral);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.02;
}

h1 {
  max-width: 760px;
  font-size: clamp(44px, 7vw, 96px);
  letter-spacing: 0;
}

h2 {
  font-size: clamp(32px, 4vw, 56px);
}

h3 {
  font-size: 22px;
}

.lead {
  max-width: 650px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0 22px;
  border: 1px solid var(--ink);
  text-decoration: none;
  font-weight: 800;
}

.button.primary {
  border-color: var(--coral);
  background: var(--coral);
  color: #fff;
  box-shadow: 0 18px 36px rgba(239, 93, 88, 0.22);
}

.showcase {
  min-height: 420px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    radial-gradient(circle at 70% 22%, rgba(247, 198, 200, 0.7), transparent 28%),
    linear-gradient(145deg, #fff, #fff0ed);
  box-shadow: 0 26px 70px rgba(119, 80, 67, 0.12);
  padding: 28px;
}

.phone {
  max-width: 290px;
  margin: 0 auto;
  border-radius: 36px;
  border: 10px solid var(--ink);
  background: #fff;
  overflow: hidden;
  box-shadow: 0 26px 48px rgba(22, 22, 22, 0.18);
}

.phone-top {
  height: 54px;
  display: grid;
  place-items: center;
  border-bottom: 1px solid var(--line);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.phone-body {
  padding: 24px 18px 90px;
}

.phone-body strong {
  display: block;
  font-size: 28px;
  line-height: 1;
}

.mobile-bar {
  margin: -72px auto 0;
  width: min(310px, 100%);
  min-height: 68px;
  border-radius: 26px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 16px 34px rgba(22, 22, 22, 0.12);
  display: flex;
  align-items: center;
  justify-content: space-around;
}

.dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--ink);
}

.dot.wa {
  width: 46px;
  height: 46px;
  background: #21c76a;
}

.section {
  padding: clamp(44px, 7vw, 88px) clamp(20px, 4vw, 56px);
}

.section.soft {
  background: var(--soft);
}

.section-head {
  max-width: 760px;
  margin-bottom: 34px;
}

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

.card {
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px;
  background: var(--paper);
}

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

.list {
  display: grid;
  gap: 14px;
  padding: 0;
  margin: 24px 0 0;
  list-style: none;
}

.list li {
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}

.code {
  display: block;
  overflow-x: auto;
  padding: 18px;
  border-radius: 16px;
  background: #171717;
  color: #fff;
}

.footer {
  padding: 36px clamp(20px, 4vw, 56px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 820px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    flex-wrap: wrap;
  }

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

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