:root {
  --ground: #eef1f3;
  --paper: #f7f8f8;
  --mist: #dce3e7;
  --blue-grey: #718a99;
  --slate: #435568;
  --navy: #15243a;
  --charcoal: #202834;
  --line: rgba(21, 36, 58, .17);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  position: relative;
  isolation: isolate;
  margin: 0;
  background: var(--ground);
  color: var(--navy);
  font-family: "DM Sans", sans-serif;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: absolute;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(30deg, transparent 0 51px, rgba(67, 85, 104, .16) 52px 53px, transparent 54px 104px),
    repeating-linear-gradient(-30deg, transparent 0 51px, rgba(113, 138, 153, .14) 52px 53px, transparent 54px 104px);
  background-position: 0 0, 0 0;
  background-size: 120px 208px;
  content: "";
  -webkit-mask-image: linear-gradient(to bottom, transparent 1%, #000 12%, rgba(0,0,0,.38) 34%, #000 52%, rgba(0,0,0,.3) 74%, transparent 96%);
  mask-image: linear-gradient(to bottom, transparent 1%, #000 12%, rgba(0,0,0,.38) 34%, #000 52%, rgba(0,0,0,.3) 74%, transparent 96%);
}

body::after {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle at 84% 13%, rgba(220, 227, 231, .88), transparent 27%),
    radial-gradient(circle at 8% 54%, rgba(247, 248, 248, .76), transparent 25%);
  content: "";
}

.site-header,
main,
footer {
  position: relative;
  z-index: 1;
}
a { color: inherit; text-decoration: none; }
p, h1, h2, dl, dd { margin-top: 0; }

.site-header {
  position: fixed;
  top: 0;
  left: 50%;
  z-index: 20;
  display: grid;
  width: min(1320px, calc(100% - 64px));
  grid-template-columns: 1fr 1fr auto;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  background: rgba(238, 241, 243, .82);
  backdrop-filter: blur(12px);
  transform: translateX(-50%);
  transition:
    top 260ms ease,
    width 260ms ease,
    padding 260ms ease,
    border-color 260ms ease,
    border-radius 260ms ease,
    background 260ms ease,
    box-shadow 260ms ease,
    transform 260ms ease;
}
.site-header.is-scrolled {
  top: 12px;
  width: min(880px, calc(100% - 32px));
  padding: 15px 20px;
  border: 1px solid rgba(21, 36, 58, .14);
  border-radius: 12px;
  background: rgba(238, 241, 243, .9);
  box-shadow: 0 12px 35px rgba(21, 36, 58, .09);
  backdrop-filter: blur(16px);
}
.site-header.is-scrolled .header-note { opacity: 0; }
.site-header.is-hidden {
  transform: translate(-50%, calc(-100% - 20px));
}
.wordmark { font-size: .96rem; font-weight: 600; letter-spacing: -.02em; }
.header-note { margin: 0; color: var(--slate); font-size: .76rem; }
nav { display: flex; gap: 30px; font-size: .8rem; }
nav a, footer a { transition: opacity 180ms ease; }
nav a:hover, footer a:hover { opacity: .5; }
main { padding-top: 81px; }

.hero {
  position: relative;
  display: grid;
  width: min(1320px, calc(100% - 64px));
  min-height: 680px;
  grid-template-columns: 1.35fr .65fr;
  align-items: end;
  gap: 70px;
  margin: 0 auto;
  padding: 110px 0 100px;
  overflow: hidden;
}
.overline {
  margin-bottom: 20px;
  color: var(--blue-grey);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
}
h1 {
  margin-bottom: 0;
  font-size: clamp(5.8rem, 12.5vw, 11.8rem);
  font-weight: 500;
  letter-spacing: -.085em;
  line-height: .75;
}
h1 span, .contact h2 span { color: var(--blue-grey); }
.hero-aside { position: relative; z-index: 1; max-width: 400px; padding-bottom: 12px; }
.hero-statement { margin-bottom: 34px; font-size: clamp(1.15rem, 2vw, 1.65rem); line-height: 1.45; letter-spacing: -.025em; }
.arrow-link, .contact-link {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  padding-bottom: 7px;
  border-bottom: 1px solid var(--navy);
  font-size: .8rem;
  font-weight: 500;
}
.hero-band {
  position: absolute;
  top: 100px;
  right: 0;
  display: flex;
  width: 38%;
  height: 150px;
  gap: 7px;
  opacity: .82;
  transform: rotate(-5deg);
}
.hero-band span {
  flex: 1;
  border: 1px solid rgba(21, 36, 58, .08);
  border-radius: 100% 0;
  background: linear-gradient(145deg, #8da3b0, #647f90);
  box-shadow: 0 14px 32px rgba(21, 36, 58, .08);
}
.hero-band span:nth-child(even) {
  background: linear-gradient(145deg, #d0dbe0, #aebfc8);
  transform: rotate(180deg);
}
.hero-band span:nth-child(3) {
  background: linear-gradient(145deg, #7893a2, #4f6d80);
}

.work, .about {
  display: grid;
  width: min(1320px, calc(100% - 64px));
  grid-template-columns: minmax(90px, .3fr) 1.7fr;
  margin: 0 auto;
  padding: 120px 0;
  border-top: 1px solid var(--line);
}
.work {
  background: rgba(247, 248, 248, .86);
  box-shadow: 50vw 0 rgba(247, 248, 248, .86), -50vw 0 rgba(247, 248, 248, .86);
  backdrop-filter: blur(4px);
}
.section-index { padding-top: 6px; color: var(--blue-grey); font-size: .68rem; }
.section-intro { display: grid; grid-template-columns: .8fr 1.15fr .8fr; gap: 45px; align-items: start; }
.section-intro h2, .about h2 {
  margin-bottom: 0;
  font-size: clamp(2.6rem, 5vw, 5rem);
  font-weight: 500;
  letter-spacing: -.055em;
  line-height: .98;
}
.section-intro > p:last-child {
  margin: 3px 0 0;
  color: var(--slate);
  font-size: .9rem;
  line-height: 1.65;
}
.work-list { margin-top: 80px; border-top: 1px solid var(--line); }
.work-row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  align-items: center;
  min-height: 100px;
  border-bottom: 1px solid var(--line);
  transition: padding 220ms ease, background 220ms ease;
}
.work-row:hover { padding: 0 18px; background: var(--mist); }
.work-number, .work-meta { color: var(--blue-grey); font-size: .7rem; }
.work-row p { margin: 0; font-size: 1.25rem; letter-spacing: -.025em; }
.work-meta { text-transform: uppercase; letter-spacing: .08em; }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.about-copy { padding-top: 7px; }
.about-copy > p { color: var(--slate); font-size: .94rem; line-height: 1.7; }
.about-copy .lead { color: var(--navy); font-size: 1.45rem; line-height: 1.45; letter-spacing: -.03em; }
dl { margin-bottom: 0; margin-top: 50px; border-top: 1px solid var(--line); }
dl div { display: grid; grid-template-columns: 140px 1fr; padding: 15px 0; border-bottom: 1px solid var(--line); font-size: .78rem; }
dt { color: var(--blue-grey); }
dd { margin-bottom: 0; }

.contact {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 130px 32px;
  background: var(--navy);
  color: var(--paper);
  text-align: center;
}
.contact::before {
  position: absolute;
  inset: -80px;
  z-index: -1;
  opacity: .15;
  background-image:
    repeating-linear-gradient(30deg, transparent 0 51px, rgba(220, 227, 231, .65) 52px 53px, transparent 54px 104px),
    repeating-linear-gradient(-30deg, transparent 0 51px, rgba(220, 227, 231, .5) 52px 53px, transparent 54px 104px);
  background-size: 120px 208px;
  content: "";
  -webkit-mask-image: radial-gradient(circle at center, #000, transparent 72%);
  mask-image: radial-gradient(circle at center, #000, transparent 72%);
}
.contact .overline { color: var(--mist); }
.contact h2 {
  margin-bottom: 38px;
  font-size: clamp(5rem, 11vw, 10rem);
  font-weight: 500;
  letter-spacing: -.075em;
  line-height: .8;
}
.contact-link { border-color: var(--paper); }

footer {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  padding: 26px max(32px, calc((100vw - 1320px) / 2));
  background: var(--charcoal);
  color: var(--mist);
  font-size: .7rem;
}
footer p { margin-bottom: 0; }

@media (max-width: 800px) {
  .site-header {
    width: 100%;
    grid-template-columns: 1fr auto;
    padding: 20px 16px;
    background: rgba(238, 241, 243, .9);
    backdrop-filter: blur(14px);
  }
  .site-header.is-scrolled {
    top: 8px;
    width: calc(100% - 16px);
    padding: 13px 14px;
    border-radius: 10px;
  }
  .header-note { display: none; }
  nav { gap: 18px; font-size: .74rem; }
  nav a:nth-child(2) { display: none; }
  main { padding-top: 67px; }
  .hero {
    width: calc(100% - 32px);
    min-height: 570px;
    grid-template-columns: 1fr;
    align-content: end;
    gap: 42px;
    padding: 100px 0 52px;
  }
  h1 { font-size: clamp(4.5rem, 21vw, 6.5rem); line-height: .8; }
  .hero-band { top: 58px; right: -18%; width: 92%; height: 112px; gap: 5px; opacity: .7; }
  .hero-aside { max-width: 520px; }
  .hero-statement { margin-bottom: 25px; font-size: 1.05rem; }
  .work, .about { width: calc(100% - 32px); grid-template-columns: 1fr; gap: 24px; padding: 70px 0; }
  .section-index { padding: 0; }
  .section-intro, .about-grid { grid-template-columns: 1fr; gap: 22px; }
  .section-intro h2, .about h2 { max-width: 340px; font-size: 2.85rem; }
  .section-intro > p:last-child { max-width: 440px; }
  .work-list { margin-top: 44px; }
  .work-row { grid-template-columns: 34px 1fr; min-height: 80px; }
  .work-meta { display: none; }
  .work-row p { font-size: .96rem; }
  .work-row:hover { padding: 0 8px; }
  .about-grid { gap: 32px; }
  .about-copy .lead { font-size: 1.25rem; }
  dl { margin-top: 36px; }
  dl div { grid-template-columns: 105px 1fr; }
  .contact { padding: 90px 16px; }
  .contact h2 { font-size: clamp(4.4rem, 21vw, 6.5rem); }
  footer { grid-template-columns: 1fr auto; gap: 10px; padding: 24px 16px; }
  footer p:nth-child(2) { display: none; }
}

@media (max-width: 380px) {
  .wordmark { font-size: .86rem; }
  nav { gap: 12px; }
  .hero { min-height: 530px; }
  h1 { font-size: 4.25rem; }
  .section-intro h2, .about h2 { font-size: 2.55rem; }
}

@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(18px); transition: opacity 550ms ease, transform 550ms ease; }
  .reveal.is-visible { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}