:root {
  --ink: #17211f;
  --muted: #5d6a67;
  --line: #dde5e1;
  --page: #f7f9f8;
  --panel: #ffffff;
  --teal: #0f8f87;
  --teal-dark: #0a5f5b;
  --coral: #ef6f61;
  --amber: #e5a93f;
  --shadow: 0 18px 60px rgba(20, 34, 31, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

.site-header {
  position: absolute;
  z-index: 3;
  top: 0;
  right: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1120px, calc(100% - 40px));
  height: 72px;
  margin: 0 auto;
}

.brand {
  font-size: 20px;
  font-weight: 800;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(23, 33, 31, 0.78);
  font-size: 15px;
  font-weight: 650;
}

.nav-links a {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  border-radius: 8px;
}

.nav-links a:hover {
  background: rgba(255, 255, 255, 0.72);
}

.nav-cta {
  border: 1px solid rgba(23, 33, 31, 0.14);
  background: rgba(255, 255, 255, 0.62);
}

.hero {
  position: relative;
  display: flex;
  min-height: 86svh;
  align-items: center;
  overflow: hidden;
  padding: 112px 20px 64px;
  background:
    linear-gradient(
      90deg,
      rgba(247, 249, 248, 0.98) 0%,
      rgba(247, 249, 248, 0.92) 39%,
      rgba(247, 249, 248, 0.44) 62%,
      rgba(247, 249, 248, 0.1) 100%
    ),
    url("assets/hero-app-mockup.png");
  background-position: center;
  background-size: cover;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(1120px, 100%);
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal-dark);
  font-size: 14px;
  font-weight: 800;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 560px;
  margin-bottom: 20px;
  font-size: 64px;
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 540px;
  margin-bottom: 30px;
  color: #3d4a47;
  font-size: 21px;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0 18px;
  border: 1px solid transparent;
  font-size: 16px;
  font-weight: 800;
  line-height: 1;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background 160ms ease;
}

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

.button.primary {
  background: var(--teal-dark);
  box-shadow: 0 12px 28px rgba(10, 95, 91, 0.2);
  color: #ffffff;
}

.button.primary:hover {
  background: #084f4b;
}

.button.secondary {
  border-color: rgba(23, 33, 31, 0.18);
  background: rgba(255, 255, 255, 0.74);
  color: var(--ink);
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-width: 650px;
  padding: 0;
  margin: 0;
  list-style: none;
  color: #4d5a57;
  font-size: 14px;
  font-weight: 700;
}

.hero-points li {
  border: 1px solid rgba(23, 33, 31, 0.12);
  border-radius: 8px;
  padding: 9px 11px;
  background: rgba(255, 255, 255, 0.66);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  width: min(1120px, calc(100% - 40px));
  margin: 32px auto 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
  box-shadow: var(--shadow);
}

.metric {
  min-height: 112px;
  padding: 24px;
  background: var(--panel);
}

.metric strong,
.metric span {
  display: block;
}

.metric strong {
  margin-bottom: 8px;
  font-size: 28px;
  line-height: 1.1;
}

.metric span {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.45;
}

.section {
  width: min(1120px, calc(100% - 40px));
  margin: 96px auto;
}

.section-heading {
  max-width: 680px;
  margin-bottom: 30px;
}

.section-heading h2,
.launch-copy h2 {
  margin-bottom: 0;
  font-size: 40px;
  line-height: 1.1;
  letter-spacing: 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.feature-card {
  min-height: 244px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  background: var(--panel);
}

.feature-mark {
  display: block;
  width: 38px;
  height: 8px;
  margin-bottom: 28px;
  border-radius: 999px;
}

.feature-mark.teal {
  background: var(--teal);
}

.feature-mark.coral {
  background: var(--coral);
}

.feature-mark.amber {
  background: var(--amber);
}

.feature-card h3 {
  margin-bottom: 12px;
  font-size: 22px;
  line-height: 1.2;
}

.feature-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.65;
}

.launch-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 56px max(20px, calc((100vw - 1120px) / 2));
  background: #edf5f2;
  border-top: 1px solid #dce9e5;
  border-bottom: 1px solid #dce9e5;
}

.launch-copy {
  max-width: 720px;
}

.launch-copy p:last-child {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0 36px;
  color: var(--muted);
  font-size: 14px;
}

.site-footer a {
  font-weight: 700;
}

@media (max-width: 860px) {
  .site-header {
    width: min(100% - 28px, 720px);
  }

  .nav-links a:not(.nav-cta) {
    display: none;
  }

  .hero {
    min-height: 78svh;
    padding: 96px 14px 48px;
    background:
      linear-gradient(
        180deg,
        rgba(247, 249, 248, 0.96) 0%,
        rgba(247, 249, 248, 0.9) 47%,
        rgba(247, 249, 248, 0.34) 100%
      ),
      url("assets/hero-app-mockup.png");
    background-position: 64% center;
    background-size: cover;
  }

  h1 {
    max-width: 390px;
    font-size: 44px;
  }

  .hero-copy {
    max-width: 390px;
    font-size: 18px;
  }

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

  .metrics,
  .section {
    width: min(100% - 28px, 720px);
  }

  .section {
    margin: 64px auto;
  }

  .section-heading h2,
  .launch-copy h2 {
    font-size: 31px;
  }

  .launch-band {
    display: block;
    padding: 44px 14px;
  }

  .launch-band .button {
    margin-top: 24px;
  }

  .site-footer {
    display: block;
    width: min(100% - 28px, 720px);
  }

  .site-footer a {
    display: inline-block;
    margin-top: 10px;
  }
}

@media (max-width: 420px) {
  .hero-actions .button {
    width: 100%;
  }

  h1 {
    font-size: 40px;
  }

  .brand {
    font-size: 18px;
  }
}