:root {
  color-scheme: light;
  --bg: #ffffff;
  --ink: #111816;
  --muted: #5d6964;
  --line: #dfe7e2;
  --soft: #f4f8f5;
  --accent: #14785f;
  --accent-strong: #0f5f4d;
  --amber: #c98718;
  --shadow: 0 22px 60px rgba(17, 24, 22, 0.14);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 72px);
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid rgba(223, 231, 226, 0.78);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 760;
}

.brand-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 8px;
  background: var(--ink);
  color: white;
  font-size: 14px;
  font-weight: 800;
}

.nav-links {
  display: flex;
  gap: 26px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}

.nav-links a:hover,
.text-link:hover,
.footer-links a:hover {
  color: var(--accent);
}

.hero {
  display: grid;
  min-height: auto;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  align-items: center;
  gap: clamp(34px, 6vw, 92px);
  padding: clamp(48px, 6vw, 76px) clamp(20px, 5vw, 72px) 54px;
  border-bottom: 1px solid var(--line);
}

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

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

h1 {
  margin-bottom: 18px;
  font-size: clamp(60px, 8vw, 122px);
  line-height: 0.93;
  font-weight: 820;
  letter-spacing: 0;
}

.hero-lede {
  margin-bottom: 22px;
  max-width: 580px;
  font-size: clamp(28px, 4vw, 54px);
  line-height: 1.02;
  font-weight: 760;
}

.hero-body {
  max-width: 560px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.65;
}

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

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0 20px;
  font-size: 14px;
  font-weight: 760;
  border: 1px solid var(--line);
}

.button-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  box-shadow: 0 12px 28px rgba(20, 120, 95, 0.2);
}

.button-primary:hover {
  background: var(--accent-strong);
}

.button-secondary {
  background: white;
  color: var(--ink);
}

.phone-stage {
  position: relative;
  min-height: 520px;
}

.phone {
  position: absolute;
  margin: 0;
  overflow: hidden;
  border: 8px solid #17211e;
  border-radius: 32px;
  background: #17211e;
  box-shadow: 0 18px 46px rgba(17, 24, 22, 0.16);
}

.phone img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #fbf7fd;
}

.phone-main {
  right: 32%;
  top: 0;
  width: min(248px, 34vw);
  aspect-ratio: 9 / 19.5;
}

.phone-secondary {
  right: 8%;
  top: 62px;
  width: min(230px, 31vw);
  aspect-ratio: 9 / 19.5;
  transform: rotate(3deg);
}

.apps-preview,
.proofbox-detail {
  padding: 82px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(260px, 0.65fr) minmax(260px, 0.35fr);
  gap: 36px;
  align-items: end;
  margin-bottom: 36px;
}

h2 {
  font-size: clamp(34px, 5vw, 64px);
  line-height: 1;
  font-weight: 790;
}

.section-heading p,
.feature-copy p,
.app-row p,
.feature-grid p,
.footer p {
  color: var(--muted);
  line-height: 1.6;
}

.app-row {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr) auto;
  align-items: center;
  gap: 22px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.app-icon {
  width: 74px;
  height: 74px;
  border-radius: 16px;
  box-shadow: 0 10px 28px rgba(17, 24, 22, 0.13);
}

h3 {
  margin-bottom: 8px;
  font-size: 20px;
  line-height: 1.2;
}

.text-link {
  color: var(--accent);
  font-size: 14px;
  font-weight: 770;
}

.proofbox-detail {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(320px, 1.1fr);
  gap: clamp(34px, 6vw, 76px);
  background: var(--soft);
}

.feature-grid {
  display: grid;
  gap: 20px;
}

.feature-grid article {
  padding: 0 0 20px;
  border-bottom: 1px solid rgba(17, 24, 22, 0.12);
}

.feature-grid article:last-child {
  border-bottom: 0;
}

.feature-grid h3::before {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 12px;
  content: "";
  background: var(--amber);
}

.gallery {
  display: grid;
  grid-template-columns: 0.7fr 0.7fr 1.25fr;
  gap: 18px;
  padding: 82px clamp(20px, 5vw, 72px);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.gallery img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  object-position: top;
  border: 1px solid var(--line);
  box-shadow: 0 18px 44px rgba(17, 24, 22, 0.1);
}

.footer {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  padding: 44px clamp(20px, 5vw, 72px);
}

.footer p {
  max-width: 440px;
  margin: 16px 0 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}

.policy {
  max-width: 900px;
  padding: clamp(54px, 8vw, 96px) clamp(20px, 5vw, 72px);
}

.policy h1 {
  margin-bottom: 24px;
}

.policy-lede {
  max-width: 760px;
  color: var(--muted);
  font-size: 22px;
  line-height: 1.5;
}

.policy-content {
  margin-top: 54px;
  border-top: 1px solid var(--line);
}

.policy-content h2 {
  margin: 34px 0 10px;
  font-size: 24px;
  line-height: 1.15;
}

.policy-content p {
  max-width: 720px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.68;
}

.policy-content a {
  color: var(--accent);
  font-weight: 720;
}

@media (max-width: 900px) {
  .site-header {
    position: static;
  }

  .nav-links {
    display: none;
  }

  .hero,
  .proofbox-detail,
  .section-heading {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 52px;
  }

  .phone-stage {
    min-height: 500px;
  }

  .phone-main {
    left: 4%;
    right: auto;
    width: min(240px, 53vw);
  }

  .phone-secondary {
    right: 4%;
    width: min(220px, 47vw);
  }

  .app-row {
    grid-template-columns: 64px 1fr;
  }

  .app-row .text-link {
    grid-column: 2;
  }

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

  .gallery img {
    height: auto;
    max-height: 640px;
  }

  .footer {
    flex-direction: column;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 560px) {
  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .phone-stage {
    min-height: 430px;
  }

  .phone {
    border-width: 7px;
    border-radius: 26px;
  }
}