:root {
  --ink: #111111;
  --muted: #6e6e73;
  --soft: #f5f5f7;
  --line: #d2d2d7;
  --blue: #0066cc;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #ffffff;
  color: var(--ink);
  font-family:
    -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
    "Helvetica Neue", Arial, sans-serif;
  letter-spacing: 0;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
  padding: 0 clamp(20px, 5vw, 56px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: saturate(180%) blur(20px);
  font-size: 13px;
}

.brand {
  font-weight: 600;
}

nav {
  display: flex;
  gap: 28px;
  color: #424245;
}

nav a:hover,
.contact-links a:hover {
  color: var(--blue);
}

.hero {
  display: grid;
  justify-items: center;
  padding: 96px 20px 54px;
  text-align: center;
}

.eyebrow {
  color: #1d1d1f;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.3;
}

h1 {
  max-width: 980px;
  margin-top: 14px;
  font-size: clamp(54px, 8vw, 104px);
  font-weight: 700;
  line-height: 0.98;
}

.hero-text {
  max-width: 720px;
  margin-top: 26px;
  color: var(--muted);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 500;
  line-height: 1.22;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 999px;
  padding: 0 22px;
  font-size: 17px;
  font-weight: 500;
}

.primary {
  background: #0071e3;
  color: #ffffff;
}

.primary:hover {
  background: #0077ed;
}

.secondary {
  color: var(--blue);
}

.secondary:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.hero-visual {
  width: min(100%, 1040px);
  margin-top: 66px;
  overflow: hidden;
  border-radius: 34px;
  background: var(--soft);
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.12);
}

.hero-visual img {
  display: block;
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  object-position: center;
}

.facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  width: min(100% - 40px, 1040px);
  margin: 0 auto;
  overflow: hidden;
  border-radius: 24px;
  background: var(--line);
}

.facts p {
  display: grid;
  min-height: 96px;
  place-items: center;
  background: var(--soft);
  color: #1d1d1f;
  padding: 20px;
  text-align: center;
  font-size: 17px;
  font-weight: 600;
}

.section {
  width: min(100% - 40px, 1040px);
  margin: 0 auto;
  padding: 118px 0;
}

.intro,
.direction,
.contact {
  display: grid;
  justify-items: center;
  text-align: center;
}

h2 {
  max-width: 860px;
  margin-top: 12px;
  font-size: clamp(42px, 6vw, 72px);
  font-weight: 700;
  line-height: 1.04;
}

.intro > p:last-child,
.direction > p {
  max-width: 760px;
  margin-top: 26px;
  color: var(--muted);
  font-size: clamp(21px, 2.4vw, 28px);
  font-weight: 500;
  line-height: 1.34;
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  overflow: hidden;
  border-radius: 28px;
  background: var(--line);
  padding: 0;
}

.principles article {
  min-height: 310px;
  background: var(--soft);
  padding: 34px;
}

.principles span {
  color: var(--muted);
  font-size: 15px;
  font-weight: 600;
}

h3 {
  margin-top: 64px;
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 700;
  line-height: 1.08;
}

.principles p,
.work-list p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.45;
}

.work {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  display: grid;
  justify-items: center;
  text-align: center;
}

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

.work-list article {
  display: grid;
  grid-template-columns: minmax(220px, 0.6fr) 1fr;
  gap: 40px;
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
}

.work-list h3 {
  margin-top: 0;
  font-size: 24px;
  line-height: 1.2;
}

.work-list p {
  margin-top: 0;
  font-size: 20px;
}

.contact {
  width: min(100% - 40px, 1040px);
  margin: 0 auto;
  padding: 118px 0 96px;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px 30px;
  margin-top: 34px;
  color: var(--blue);
  font-size: 21px;
  font-weight: 500;
}

::selection {
  background: #d8ecff;
  color: var(--ink);
}

@media (max-width: 820px) {
  nav {
    gap: 18px;
  }

  .hero {
    padding-top: 72px;
  }

  h1 {
    font-size: 54px;
  }

  .hero-text {
    font-size: 24px;
  }

  .hero-visual {
    margin-top: 48px;
    border-radius: 24px;
  }

  .facts,
  .principles {
    grid-template-columns: 1fr;
  }

  .section,
  .contact {
    padding: 84px 0;
  }

  h2 {
    font-size: 44px;
  }

  .intro > p:last-child,
  .direction > p {
    font-size: 22px;
  }

  .principles article {
    min-height: auto;
  }

  h3 {
    margin-top: 38px;
  }

  .work-list article {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

@media (max-width: 520px) {
  .site-header {
    padding: 0 18px;
  }

  nav {
    display: none;
  }

  .hero {
    padding-left: 18px;
    padding-right: 18px;
  }

  h1 {
    font-size: 46px;
  }

  .button {
    font-size: 16px;
  }
}