:root {
  --bg: #f5f7f4;
  --ink: #172018;
  --muted: #5d6b60;
  --panel: #ffffff;
  --line: #dfe7de;
  --green: #1f9d4c;
  --green-dark: #126733;
  --amber: #c98719;
  --black: #07100b;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a {
  color: var(--green-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px clamp(18px, 5vw, 64px);
  background: rgba(245, 247, 244, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 8px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
}

.nav a {
  color: var(--ink);
  text-decoration: none;
}

.nav a:hover {
  color: var(--green-dark);
}

.hero {
  min-height: 720px;
  display: flex;
  align-items: center;
  padding: clamp(72px, 10vw, 120px) clamp(18px, 5vw, 64px);
  color: white;
  background:
    linear-gradient(90deg, rgba(7, 16, 11, 0.96) 0%, rgba(7, 16, 11, 0.86) 42%, rgba(7, 16, 11, 0.34) 100%),
    url("./app-preview.png") right center / auto 118% no-repeat,
    var(--black);
}

.hero-content {
  max-width: 640px;
}

.eyebrow {
  margin: 0 0 12px;
  color: #a7e7bc;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 18px;
  font-size: clamp(44px, 7vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.08;
}

h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.lead {
  max-width: 720px;
  color: #d8e8dc;
  font-size: clamp(18px, 2.2vw, 23px);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 8px;
  color: white;
  background: var(--green);
  font-weight: 700;
  text-decoration: none;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.08);
}

.status {
  margin-top: 24px;
  color: #cfd8d1;
  font-size: 14px;
}

.section {
  padding: clamp(56px, 8vw, 96px) clamp(18px, 5vw, 64px);
}

.section.narrow {
  max-width: 900px;
  margin: 0 auto;
}

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

.card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.card p:last-child,
.section p:last-child {
  margin-bottom: 0;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 0;
  margin: 24px 0 0;
  list-style: none;
}

.feature-list li {
  padding: 14px 16px;
  border-left: 4px solid var(--green);
  border-radius: 8px;
  background: var(--panel);
}

.shots {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 28px;
}

.shot {
  flex: 1 1 240px;
  max-width: 320px;
  margin: 0;
  text-align: center;
}

.shot img {
  width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid var(--line);
  box-shadow: 0 12px 32px rgba(7, 16, 11, 0.12);
  background: var(--black);
}

.shot figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
}

.support-box {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

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

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(18px, 5vw, 64px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.site-footer nav {
  display: flex;
  gap: 14px;
}

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

  .nav {
    flex-wrap: wrap;
  }

  .hero {
    min-height: 680px;
    align-items: flex-end;
    background:
      linear-gradient(180deg, rgba(7, 16, 11, 0.22) 0%, rgba(7, 16, 11, 0.92) 58%, rgba(7, 16, 11, 0.98) 100%),
      url("./app-preview.png") center top / auto 78% no-repeat,
      var(--black);
  }

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