:root {
  color-scheme: dark;
  --bg: #050506;
  --bg-soft: #101014;
  --surface: rgba(255, 255, 255, 0.055);
  --surface-strong: rgba(255, 255, 255, 0.09);
  --line: rgba(255, 255, 255, 0.13);
  --text: #f5f5f7;
  --muted: rgba(245, 245, 247, 0.68);
  --faint: rgba(245, 245, 247, 0.44);
  --accent: #8ea1ff;
  --accent-2: #d8ddff;
  --shadow: rgba(0, 0, 0, 0.45);
  --max: 1120px;
  --radius: 28px;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 50% 0%, rgba(118, 136, 255, 0.18), transparent 36rem),
    radial-gradient(circle at 90% 25%, rgba(255, 255, 255, 0.08), transparent 22rem),
    var(--bg);
  color: var(--text);
  letter-spacing: -0.02em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; }
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 20;
  transform: translateY(-160%);
  background: var(--text);
  color: #111;
  padding: 10px 14px;
  border-radius: 999px;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: saturate(180%) blur(22px);
  background: rgba(5, 5, 6, 0.68);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.nav {
  width: min(var(--max), calc(100% - 32px));
  height: 56px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand,
.nav-links { display: flex; align-items: center; }
.brand {
  gap: 10px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 650;
}
.brand-mark {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.72);
  display: inline-block;
  position: relative;
  overflow: hidden;
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 4px 0 4px 8px;
  border-left: 1px solid rgba(255,255,255,.8);
  border-radius: 50%;
  transform: rotate(24deg);
}
.nav-links { gap: 6px; }
.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 13px;
  min-height: 40px;
  padding: 11px 12px;
  border-radius: 999px;
}
.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
  background: rgba(255,255,255,.08);
  outline: none;
}

main { overflow: hidden; }
.hero {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  min-height: calc(100svh - 56px);
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(300px, .96fr);
  align-items: center;
  gap: clamp(34px, 6vw, 88px);
  padding: clamp(60px, 9vw, 112px) 0;
}
.hero-copy { max-width: 680px; }
.eyebrow,
.section-label,
.tile-kicker {
  margin: 0 0 16px;
  color: var(--accent-2);
  font-size: 13px;
  font-weight: 680;
  letter-spacing: .12em;
  text-transform: uppercase;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  margin-bottom: 22px;
  font-size: clamp(48px, 8.4vw, 104px);
  line-height: .94;
  font-weight: 720;
  letter-spacing: -0.072em;
  text-wrap: balance;
}
.lede {
  max-width: 620px;
  margin-bottom: 34px;
  color: var(--muted);
  font-size: clamp(18px, 2.1vw, 24px);
  line-height: 1.38;
  letter-spacing: -0.035em;
  text-wrap: pretty;
}
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 620;
  font-size: 15px;
}
.button.primary { background: var(--text); color: #08080a; }
.button.secondary {
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255,255,255,.045);
}
.button:hover { transform: translateY(-1px); }
.button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }

.arc-stage {
  min-height: 520px;
  position: relative;
  display: grid;
  place-items: center;
}
.orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(2px);
  opacity: .7;
}
.orb-a {
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(142,161,255,.28), transparent 68%);
  top: 4%;
  right: 2%;
}
.orb-b {
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(255,255,255,.12), transparent 70%);
  bottom: 0;
  left: 0;
}
.arc-card {
  width: min(100%, 430px);
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 42px;
  background: linear-gradient(145deg, rgba(255,255,255,.12), rgba(255,255,255,.035));
  box-shadow: 0 40px 120px var(--shadow), inset 0 1px 0 rgba(255,255,255,.14);
  position: relative;
  overflow: hidden;
}
.arc-line {
  position: absolute;
  width: 72%;
  height: 72%;
  left: 14%;
  top: 14%;
  border: 1px solid rgba(255,255,255,.8);
  border-left-color: transparent;
  border-bottom-color: rgba(255,255,255,.22);
  border-radius: 50%;
  transform: rotate(-34deg);
}
.arc-grid {
  position: absolute;
  inset: 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  opacity: .58;
}
.arc-grid span {
  border-radius: 16px;
  background: rgba(255,255,255,.055);
  border: 1px solid rgba(255,255,255,.065);
}

.panel,
.work-grid,
.principles,
.contact {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto clamp(16px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.08);
}
.intro {
  padding: clamp(34px, 6vw, 80px);
}
.intro h2,
.section-heading h2,
.principles h2,
.contact h2 {
  font-size: clamp(34px, 5.2vw, 66px);
  line-height: 1;
  letter-spacing: -0.062em;
  margin-bottom: 18px;
  max-width: 840px;
}
.intro p {
  max-width: 790px;
  color: var(--muted);
  font-size: clamp(18px, 2.3vw, 25px);
  line-height: 1.38;
}
.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  overflow: hidden;
  background: var(--line);
}
.section-heading {
  grid-column: 1 / -1;
  padding: clamp(34px, 6vw, 72px);
  background: rgba(255,255,255,.045);
}
.tile {
  min-height: 300px;
  padding: clamp(28px, 4vw, 42px);
  background: rgba(12,12,15,.92);
}
.tile h3,
.principle-list h3 {
  margin-bottom: 12px;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.04;
  letter-spacing: -0.045em;
}
.tile p:not(.tile-kicker),
.principle-list p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.48;
  letter-spacing: -0.025em;
}
.tile-kicker { color: var(--faint); }
.principles {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: clamp(28px, 5vw, 80px);
  padding: clamp(34px, 6vw, 76px);
}
.principle-list { display: grid; gap: 26px; }
.principle-list > div {
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}
.principle-list > div:last-child { border-bottom: 0; padding-bottom: 0; }
.contact {
  padding: clamp(38px, 7vw, 86px);
  text-align: left;
  background: linear-gradient(180deg, rgba(255,255,255,.085), rgba(255,255,255,.04));
}
.contact h2 {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.contact > .eyebrow { text-align: center; }
.contact-form {
  width: min(760px, 100%);
  margin: clamp(28px, 4vw, 44px) auto 0;
  display: grid;
  gap: 18px;
}
.form-row.two-up {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.contact-form label {
  display: grid;
  gap: 9px;
}
.contact-form label span {
  color: rgba(245,245,247,.78);
  font-size: 14px;
  font-weight: 620;
  letter-spacing: -0.01em;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 18px;
  background: rgba(5,5,6,.54);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06);
  font: inherit;
  font-size: 16px;
  letter-spacing: -0.02em;
  min-height: 52px;
  padding: 14px 16px;
}
.contact-form textarea {
  min-height: 160px;
  resize: vertical;
}
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--faint); }
.contact-form select { color: var(--muted); }
.contact-form input:hover,
.contact-form select:hover,
.contact-form textarea:hover { border-color: rgba(255,255,255,.28); }
.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 4px;
}
.form-footer p,
.form-status {
  color: var(--faint);
  font-size: 14px;
  line-height: 1.4;
  margin: 0;
}
.form-footer .button {
  border: 0;
  cursor: pointer;
}
.form-footer .button:disabled {
  cursor: wait;
  opacity: .62;
  transform: none;
}
.form-status {
  min-height: 20px;
  color: var(--accent-2);
}
.hp-field {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.footer {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 44px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  color: var(--faint);
  font-size: 13px;
  letter-spacing: -0.01em;
}
.footer p { margin: 0; }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .arc-stage { min-height: 360px; order: -1; }
  .arc-card { width: min(86vw, 360px); border-radius: 34px; }
  .work-grid { grid-template-columns: 1fr; }
  .principles { grid-template-columns: 1fr; }
  .form-row.two-up { grid-template-columns: 1fr; }
  .footer { flex-direction: column; }
}

@media (max-width: 560px) {
  .nav { width: min(100% - 24px, var(--max)); }
  .nav-links a { padding: 11px 8px; font-size: 12px; }
  .brand span:last-child { display: none; }
  .hero, .panel, .work-grid, .principles, .contact, .footer { width: min(100% - 24px, var(--max)); }
  .hero { padding-top: 36px; }
  h1 { font-size: clamp(43px, 15vw, 64px); }
  .lede { font-size: 18px; }
  .button { width: 100%; }
  .form-footer { align-items: stretch; flex-direction: column; }
  .tile { min-height: 240px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
  .button:hover { transform: none; }
}