:root {
  --ink: #17201d;
  --muted: #5b6862;
  --paper: #f5f2ea;
  --panel: #fffaf0;
  --line: rgba(23, 32, 29, 0.16);
  --green: #0f6b4f;
  --mint: #c8f0d7;
  --steel: #56616a;
  --amber: #d8a246;
  --shadow: 0 24px 80px rgba(23, 32, 29, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
  color: var(--ink);
  font-family: "Avenir Next", "Gill Sans", "Trebuchet MS", sans-serif;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 12% 10%, rgba(200, 240, 215, 0.9), transparent 28rem),
    linear-gradient(120deg, rgba(255, 250, 240, 0.92), rgba(238, 244, 237, 0.88));
}

a {
  color: inherit;
}

main {
  overflow: hidden;
}

.hero {
  min-height: 92vh;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.96fr);
  gap: clamp(28px, 5vw, 84px);
  align-items: center;
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(36px, 7vw, 88px) 24px 42px;
}

.hero-copy {
  max-width: 620px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1 {
  margin: 0;
  max-width: 11ch;
  font-family: "Iowan Old Style", "Palatino", Georgia, serif;
  font-size: clamp(4.25rem, 13vw, 8.8rem);
  line-height: 0.85;
  font-weight: 700;
}

.lead {
  max-width: 570px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  line-height: 1.55;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 12px 18px;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  background: var(--ink);
  color: var(--panel);
  border-color: var(--ink);
}

.button.secondary {
  background: rgba(255, 250, 240, 0.72);
}

.device-panel {
  min-height: 620px;
  display: grid;
  place-items: center;
  position: relative;
}

.device-panel::before {
  content: "";
  position: absolute;
  inset: 6% 4% 2% 10%;
  border: 1px solid rgba(15, 107, 79, 0.2);
  transform: rotate(-7deg);
}

.phone {
  width: min(340px, 84vw);
  aspect-ratio: 0.49;
  position: relative;
  display: grid;
  justify-items: center;
  align-content: center;
  gap: 22px;
  border: 12px solid #151b19;
  border-radius: 46px;
  background:
    linear-gradient(180deg, rgba(255, 250, 240, 0.96), rgba(226, 241, 231, 0.96)),
    repeating-linear-gradient(0deg, transparent 0 18px, rgba(23, 32, 29, 0.05) 18px 19px);
  box-shadow: var(--shadow);
}

.phone-bar {
  position: absolute;
  top: 18px;
  width: 88px;
  height: 8px;
  border-radius: 999px;
  background: #151b19;
}

.phone img {
  width: 168px;
  height: 168px;
  border-radius: 36px;
  box-shadow: 0 18px 52px rgba(15, 107, 79, 0.32);
}

.scan-lines {
  width: 210px;
  display: grid;
  gap: 9px;
}

.scan-lines span {
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--green), var(--mint));
}

.scan-lines span:nth-child(2) {
  width: 74%;
}

.scan-lines span:nth-child(3) {
  width: 48%;
}

.screen-copy {
  width: 76%;
  display: grid;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 250, 240, 0.82);
}

.screen-copy strong {
  font-size: 0.95rem;
}

.screen-copy span {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.35;
}

.band,
.support {
  max-width: 1180px;
  margin: 0 auto;
  padding: 74px 24px;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 30px;
}

h2 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino", Georgia, serif;
  font-size: clamp(2.3rem, 5vw, 4.8rem);
  line-height: 0.95;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.feature-grid article {
  min-height: 260px;
  padding: 28px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 250, 240, 0.5);
}

.marker {
  color: var(--amber);
  font-family: "Iowan Old Style", "Palatino", Georgia, serif;
  font-size: 2rem;
  font-weight: 700;
}

h3 {
  margin: 52px 0 12px;
  font-size: 1.25rem;
}

.feature-grid p,
.support-card p,
.document p {
  color: var(--muted);
  line-height: 1.65;
}

.support {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.8fr);
  gap: clamp(24px, 5vw, 76px);
  align-items: start;
  border-top: 1px solid var(--line);
}

.support-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 250, 240, 0.72);
}

.support-card a {
  display: inline-block;
  margin-top: 8px;
  color: var(--green);
  font-weight: 800;
}

.contact-note {
  margin-bottom: 0;
  font-weight: 800;
}

footer {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 26px 24px 40px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.document {
  max-width: 820px;
  margin: 0 auto;
  padding: 44px 24px 84px;
}

.document article {
  padding-top: 48px;
}

.document h1 {
  max-width: 12ch;
  font-size: clamp(3.1rem, 8vw, 6.4rem);
}

.document h2 {
  margin-top: 42px;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

.updated {
  margin-top: 20px;
}

.back-link {
  font-weight: 800;
  text-decoration-thickness: 2px;
  text-underline-offset: 5px;
}

@media (max-width: 820px) {
  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-top: 38px;
  }

  .device-panel {
    min-height: 520px;
  }

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

  .feature-grid article {
    min-height: 210px;
  }

  footer {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .phone {
    animation: lift 900ms ease-out both;
  }

  .scan-lines span {
    transform-origin: left center;
    animation: scan 1200ms ease-out both;
  }

  .scan-lines span:nth-child(2) {
    animation-delay: 90ms;
  }

  .scan-lines span:nth-child(3) {
    animation-delay: 180ms;
  }
}

@keyframes lift {
  from {
    opacity: 0;
    transform: translateY(26px) rotate(2deg);
  }
  to {
    opacity: 1;
    transform: translateY(0) rotate(0);
  }
}

@keyframes scan {
  from {
    opacity: 0;
    transform: scaleX(0.25);
  }
  to {
    opacity: 1;
    transform: scaleX(1);
  }
}