:root {
  color-scheme: light;
  --ink: #0b111d;
  --muted: #667085;
  --line: #d8dee8;
  --soft: #eef2f6;
  --paper: #fbfcfe;
  --accent: #1b5cff;
  --accent-ink: #ffffff;
  --green: #0b7a53;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
a {
  font: inherit;
}

.site-header {
  position: fixed;
  z-index: 10;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px clamp(20px, 5vw, 72px);
  background: rgba(251, 252, 254, 0.82);
  border-bottom: 1px solid rgba(216, 222, 232, 0.72);
  backdrop-filter: blur(18px);
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 750;
}

.brand-mark {
  width: 19px;
  height: 19px;
  border: 5px solid var(--accent);
  border-radius: 50%;
  box-shadow: inset 0 0 0 3px var(--paper);
}

nav {
  display: flex;
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
}

.hero {
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(420px, 1.18fr);
  align-items: center;
  gap: clamp(28px, 5vw, 72px);
  padding: 110px clamp(20px, 5vw, 72px) 54px;
  overflow: hidden;
}

.hero-copy {
  max-width: 680px;
  animation: rise 700ms ease both;
}

.kicker {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 22px;
  font-size: clamp(48px, 7vw, 92px);
  line-height: 0.94;
  letter-spacing: 0;
}

.lede {
  max-width: 580px;
  color: #394150;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.45;
}

.hero-actions,
.license {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.primary-cta,
.secondary-cta {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  padding: 0 20px;
  text-decoration: none;
  cursor: pointer;
}

.primary-cta {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 760;
}

.primary-cta.dark {
  background: var(--ink);
  border-color: var(--ink);
}

.primary-cta:disabled {
  opacity: 0.68;
  cursor: progress;
}

.secondary-cta {
  background: transparent;
  color: var(--ink);
}

.microcopy {
  margin-top: 16px;
  color: var(--muted);
  font-size: 14px;
}

.product-visual {
  transform: rotate(-2deg);
  animation: drift 900ms 180ms ease both;
}

.app-window {
  min-width: 680px;
  border: 1px solid #cbd3df;
  background: #ffffff;
  box-shadow: 0 34px 90px rgba(12, 18, 32, 0.18);
}

.window-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 42px;
  padding: 0 14px;
  background: #edf1f6;
  border-bottom: 1px solid #dbe1eb;
}

.window-bar span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #c5cbd6;
}

.window-bar span:first-child {
  background: #ff6b5f;
}

.window-bar span:nth-child(2) {
  background: #ffbf3f;
}

.window-bar span:nth-child(3) {
  background: #26c36a;
}

.window-bar strong {
  margin-left: auto;
  margin-right: auto;
  font-size: 13px;
}

.app-body {
  display: grid;
  grid-template-columns: 190px 1fr;
  min-height: 440px;
}

.app-body aside {
  padding: 22px;
  background: #eef2f6;
}

.app-body aside small {
  display: block;
  margin: 6px 0 22px;
  color: var(--muted);
}

.app-body aside p {
  margin: 0 0 8px;
  padding: 10px 12px;
  color: #344054;
}

.app-body .nav-active {
  background: var(--ink);
  color: #fff;
}

.app-body section {
  padding: 34px;
}

.status-line {
  border-bottom: 1px solid var(--line);
  padding-bottom: 22px;
  margin-bottom: 24px;
}

.status-line span,
.field-row span,
.audit-strip span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.status-line b {
  display: block;
  margin-top: 8px;
}

.field-row,
.audit-strip {
  display: grid;
  grid-template-columns: 160px 1fr 92px;
  align-items: center;
  gap: 14px;
  min-height: 62px;
  border-bottom: 1px solid #e7ebf1;
}

.field-row strong {
  font-weight: 650;
}

.field-row em {
  justify-self: end;
  color: var(--accent);
  font-style: normal;
  font-weight: 760;
}

.field-row.sensitive strong,
.audit-strip b {
  color: var(--green);
}

.audit-strip {
  margin-top: 42px;
  background: #f4faf7;
  border: 1px solid #cfe9dc;
  padding: 0 16px;
}

.strip,
.detail,
.license,
footer {
  padding-left: clamp(20px, 5vw, 72px);
  padding-right: clamp(20px, 5vw, 72px);
}

.strip {
  padding-top: 90px;
  padding-bottom: 96px;
  background: #fff;
}

.strip > p {
  color: var(--muted);
  font-weight: 700;
}

h2 {
  max-width: 920px;
  font-size: clamp(34px, 5vw, 64px);
  line-height: 1;
  letter-spacing: 0;
}

.columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
  margin-top: 56px;
  border-top: 1px solid var(--line);
}

.columns div {
  padding-top: 26px;
}

.columns p,
.detail p,
.license p,
.message-page p {
  color: var(--muted);
  line-height: 1.55;
}

.detail {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 70px;
  padding-top: 100px;
  padding-bottom: 100px;
  background: #f3f6fa;
}

.security-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.security-list li {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 22px;
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}

.security-list span {
  color: var(--accent);
  font-weight: 800;
}

.security-list p {
  margin: 0;
  color: #263041;
}

.license {
  justify-content: space-between;
  padding-top: 86px;
  padding-bottom: 86px;
  background: var(--ink);
  color: #fff;
}

.license .kicker,
.license p {
  color: #b8c2d1;
}

.license div {
  max-width: 720px;
}

footer {
  display: flex;
  justify-content: space-between;
  padding-top: 22px;
  padding-bottom: 22px;
  color: var(--muted);
  background: #fff;
}

.plain-page {
  display: grid;
  min-height: 100svh;
  place-items: center;
}

.message-page {
  width: min(760px, calc(100vw - 40px));
}

.message-page h1 {
  font-size: clamp(42px, 7vw, 78px);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes drift {
  from {
    opacity: 0;
    transform: translateX(34px) rotate(-1deg);
  }
  to {
    opacity: 1;
    transform: translateX(0) rotate(-2deg);
  }
}

@media (max-width: 920px) {
  .site-header {
    position: static;
  }

  nav {
    display: none;
  }

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

  .hero {
    min-height: auto;
    padding-top: 54px;
  }

  .product-visual {
    transform: none;
    overflow-x: auto;
    padding-bottom: 20px;
  }

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

  .license {
    align-items: flex-start;
  }
}