:root {
  color-scheme: light;
  --paper: #f4f8f4;
  --ink: #17211c;
  --muted: #58635d;
  --line: #cbd8cf;
  --leaf: #2f7d55;
  --leaf-deep: #1e5e41;
  --coral: #d95b43;
  --blue: #476a86;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(23, 33, 28, 0.16);
  font-family: Inter, "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--paper);
  color: var(--ink);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(90deg, rgba(47, 125, 85, 0.08) 1px, transparent 1px) 0 0 / 48px 48px,
    linear-gradient(0deg, rgba(71, 106, 134, 0.07) 1px, transparent 1px) 0 0 / 48px 48px,
    var(--paper);
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 64px;
  padding: 14px clamp(18px, 4vw, 56px);
  border-bottom: 1px solid rgba(23, 33, 28, 0.12);
  background: rgba(244, 248, 244, 0.92);
  backdrop-filter: blur(18px);
}

.brand,
.nav-links {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 760;
  text-decoration: none;
}

.brand-mark {
  width: 18px;
  height: 18px;
  border: 2px solid var(--ink);
  border-radius: 5px;
  background: linear-gradient(135deg, var(--leaf) 0 48%, var(--coral) 48% 100%);
  box-shadow: 4px 4px 0 var(--ink);
}

.nav-links {
  gap: clamp(12px, 3vw, 28px);
  font-size: 14px;
  color: var(--muted);
}

.nav-links a {
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--ink);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 430px);
  align-items: center;
  gap: clamp(28px, 6vw, 84px);
  min-height: calc(100svh - 64px);
  padding: clamp(44px, 8vw, 92px) clamp(18px, 5vw, 72px) clamp(34px, 5vw, 58px);
}

.hero-copy {
  max-width: 760px;
}

.eyebrow,
.status-label {
  margin: 0;
  color: var(--leaf-deep);
  font-size: 12px;
  font-weight: 780;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 10px 0 16px;
  font-size: 92px;
  line-height: 0.96;
  letter-spacing: 0;
  font-weight: 860;
}

.lede {
  max-width: 650px;
  margin: 0;
  color: #304038;
  font-size: 22px;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 18px;
  margin-top: 34px;
}

.primary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 2px solid var(--ink);
  border-radius: 8px;
  background: var(--ink);
  color: var(--white);
  font-weight: 760;
  text-decoration: none;
  box-shadow: 5px 5px 0 var(--coral);
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.primary-action:hover,
.primary-action:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 var(--coral);
}

.release-note {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.screen-slot {
  width: min(100%, 430px);
  aspect-ratio: 0.68;
  justify-self: center;
  border: 2px solid var(--ink);
  border-radius: 28px;
  background: var(--white);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.slot-topline {
  display: flex;
  gap: 7px;
  align-items: center;
  height: 48px;
  padding: 0 22px;
  border-bottom: 2px solid var(--ink);
  background: #e4eee7;
}

.slot-topline span {
  width: 8px;
  height: 8px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  background: var(--white);
}

.slot-body {
  display: grid;
  place-content: center;
  min-height: calc(100% - 48px);
  padding: 30px;
  text-align: center;
  background:
    linear-gradient(90deg, rgba(23, 33, 28, 0.08) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(0deg, rgba(23, 33, 28, 0.08) 1px, transparent 1px) 0 0 / 28px 28px,
    #fbfcfb;
}

.slot-body p {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 820;
}

.slot-body span {
  color: var(--muted);
  font-size: 14px;
}

.status-band {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0 clamp(18px, 5vw, 72px) clamp(56px, 8vw, 94px);
  border: 1px solid var(--ink);
  background: var(--ink);
}

.status-band > div {
  min-height: 104px;
  padding: 20px;
  background: var(--white);
}

.status-band strong {
  display: block;
  margin-top: 8px;
  font-size: 18px;
  line-height: 1.35;
}

.section {
  padding: clamp(44px, 8vw, 86px) clamp(18px, 5vw, 72px);
  border-top: 1px solid rgba(23, 33, 28, 0.12);
}

.section-heading {
  display: grid;
  gap: 10px;
  max-width: 720px;
}

h2 {
  margin: 0;
  font-size: 54px;
  line-height: 1.08;
  letter-spacing: 0;
}

.copy-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(22px, 5vw, 58px);
  max-width: 1040px;
  margin-top: 28px;
}

.copy-grid p,
.surface-list p {
  margin: 0;
  color: #34453c;
  font-size: 17px;
  line-height: 1.75;
}

.surface-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
}

.surface-list article {
  min-height: 168px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
}

.surface-list h3 {
  margin: 0 0 12px;
  font-size: 20px;
  line-height: 1.25;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(18px, 5vw, 72px);
  border-top: 1px solid rgba(23, 33, 28, 0.14);
  color: var(--muted);
  font-size: 14px;
}

.site-footer a {
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}

@media (max-width: 860px) {
  .site-header {
    position: static;
  }

  h1 {
    font-size: 68px;
  }

  h2 {
    font-size: 42px;
  }

  .lede {
    font-size: 20px;
  }

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

  .screen-slot {
    justify-self: start;
    max-width: 330px;
  }

  .status-band,
  .copy-grid,
  .surface-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
  }

  h1 {
    font-size: 44px;
  }

  h2 {
    font-size: 32px;
  }

  .lede {
    font-size: 17px;
  }

  .primary-action {
    width: 100%;
  }

  .screen-slot {
    max-width: 100%;
    border-radius: 22px;
  }
}