:root {
  color-scheme: light;
  --bg: #f6f4ef;
  --surface: #ffffff;
  --surface-soft: #f9faf7;
  --text: #1d2528;
  --muted: #68747b;
  --line: #dfe4df;
  --accent: #176b5b;
  --accent-strong: #0e4e43;
  --blue: #2f5f93;
  --gold: #a66a1f;
  --shadow: 0 18px 48px rgba(24, 39, 43, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.76), rgba(246, 244, 239, 0.94)),
    var(--bg);
}

a {
  color: var(--accent-strong);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--blue);
}

.site-shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 750;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  grid-template-columns: repeat(2, 1fr);
  gap: 4px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 8px 24px rgba(24, 39, 43, 0.08);
}

.brand-mark span {
  border-radius: 3px;
}

.brand-mark span:nth-child(1) {
  background: var(--accent);
}

.brand-mark span:nth-child(2) {
  background: var(--blue);
}

.brand-mark span:nth-child(3) {
  background: var(--gold);
}

.brand-mark span:nth-child(4) {
  background: #263238;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 7px 11px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 650;
  text-decoration: none;
}

.nav a:hover,
.nav a[aria-current="page"] {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.82);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: end;
  padding: 56px 0 32px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4 {
  line-height: 1.24;
  letter-spacing: 0;
}

h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.1rem, 5vw, 4.8rem);
  font-weight: 820;
}

.hero p,
.page-intro {
  max-width: 720px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.contact-panel {
  min-width: 270px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.contact-panel p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.contact-panel a {
  display: inline-block;
  margin-top: 4px;
  font-size: 1.02rem;
  font-weight: 760;
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 24px 0 72px;
}

.app-card {
  display: grid;
  min-height: 174px;
  align-content: space-between;
  gap: 24px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  background: var(--surface);
  box-shadow: 0 10px 32px rgba(24, 39, 43, 0.07);
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.app-card:hover {
  transform: translateY(-2px);
  border-color: rgba(23, 107, 91, 0.35);
  box-shadow: var(--shadow);
}

.app-card:focus-visible,
.nav a:focus-visible,
.brand:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(47, 95, 147, 0.28);
  outline-offset: 3px;
}

.app-icon {
  display: inline-grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border-radius: 8px;
  color: #ffffff;
  font-size: 1rem;
  font-weight: 850;
}

.app-icon.plotochat {
  background: var(--accent);
}

.app-icon.infocrypt {
  background: var(--blue);
}

.app-icon.dictaphone {
  background: var(--gold);
}

.app-card strong {
  display: block;
  color: var(--text);
  font-size: 1.12rem;
}

.app-card span:last-child {
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 650;
}

.policy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 32px;
  align-items: start;
  padding: 18px 0 72px;
}

.policy {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.policy h2:first-child,
.policy h1:first-child {
  margin-top: 0;
}

.policy h2 {
  margin: 36px 0 12px;
  font-size: 1.45rem;
}

.policy h3 {
  margin: 28px 0 10px;
  font-size: 1.16rem;
}

.policy h4 {
  margin: 22px 0 8px;
  font-size: 1rem;
}

.policy p {
  margin: 0 0 15px;
}

.policy ul {
  margin: 0 0 18px;
  padding-left: 1.35rem;
}

.policy li {
  margin: 7px 0;
}

.policy strong {
  color: #101819;
}

.sidebox {
  position: sticky;
  top: 20px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
}

.sidebox h2 {
  margin: 0 0 12px;
  font-size: 0.96rem;
}

.sidebox p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.92rem;
}

.sidebox a {
  font-weight: 720;
}

.footer {
  padding: 28px 0 44px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 860px) {
  .topbar,
  .hero,
  .policy-layout {
    grid-template-columns: 1fr;
  }

  .topbar {
    display: grid;
  }

  .nav {
    justify-content: flex-start;
  }

  .hero {
    padding-top: 32px;
  }

  .contact-panel {
    min-width: 0;
  }

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

  .sidebox {
    position: static;
  }
}

@media (max-width: 560px) {
  .site-shell {
    width: min(100% - 24px, 1120px);
  }

  .nav {
    gap: 6px;
  }

  .nav a {
    min-height: 34px;
    padding: 6px 8px;
    font-size: 0.86rem;
  }

  h1 {
    font-size: 2.15rem;
  }

  .policy {
    padding: 22px 18px;
  }
}