:root {
  --bg: #080706;
  --bg-2: #0c0a09;
  --ink: #ede5da;
  --muted: #9d948b;
  --dim: #625b55;
  --red: #a71d16;
  --red-bright: #d33b2f;
  --line: rgba(222, 204, 188, .13);
  --line-red: rgba(189, 42, 31, .36);
  --paper: #cfc1b1;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --wrap: min(1180px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 15% 5%, rgba(144, 24, 17, .08), transparent 30rem),
    radial-gradient(circle at 90% 30%, rgba(144, 24, 17, .05), transparent 25rem),
    var(--bg);
  font-family: var(--sans);
  line-height: 1.6;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .17;
  z-index: 100;
  background-image:
    repeating-linear-gradient(0deg, rgba(255,255,255,.012) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.007) 0 1px, transparent 1px 4px);
  mix-blend-mode: soft-light;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
.wrap { width: var(--wrap); margin-inline: auto; }
.section { position: relative; padding: 120px 0; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; left: 16px; top: 16px; z-index: 999;
  transform: translateY(-180%); padding: 10px 14px; background: var(--ink); color: #000;
}
.skip-link:focus { transform: none; }

.site-header {
  position: fixed;
  z-index: 50;
  top: 0; left: 0; right: 0;
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(22px, calc((100vw - 1180px) / 2));
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease, height .25s ease;
}
.site-header.scrolled {
  height: 68px;
  background: rgba(7, 6, 5, .83);
  backdrop-filter: blur(16px);
  border-color: var(--line);
}
.brand { display: flex; align-items: center; gap: 12px; letter-spacing: .14em; text-transform: uppercase; }
.brand img { width: 42px; height: 42px; border-radius: 50%; opacity: .96; }
.brand strong { display: block; font: 600 14px/1.05 var(--serif); }
.brand small { display: block; margin-top: 4px; color: var(--muted); font: 600 9px/1 var(--sans); letter-spacing: .35em; }
.site-nav { display: flex; gap: 30px; align-items: center; }
.site-nav a {
  color: #c7bcb1;
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: 10px;
  font-weight: 700;
  position: relative;
  padding: 8px 0;
}
.site-nav a::after {
  content: ""; position: absolute; left: 0; bottom: 1px; width: 0; height: 1px;
  background: var(--red-bright); transition: width .2s ease;
}
.site-nav a:hover::after, .site-nav a:focus-visible::after { width: 100%; }
.menu-toggle { display: none; }

.hero {
  min-height: 100svh;
  position: relative;
  display: grid;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}
.hero-art {
  position: absolute; inset: 0; z-index: -4;
  background-image: url('/assets/sgp-hero.webp');
  background-size: cover;
  background-position: center center;
  transform: scale(1.02);
  filter: saturate(.92) contrast(1.06) brightness(.85);
}
.hero-shade {
  position: absolute; inset: 0; z-index: -3;
  background:
    linear-gradient(90deg, rgba(4,4,4,.92) 0%, rgba(4,4,4,.68) 26%, rgba(4,4,4,.18) 54%, rgba(4,4,4,.12) 100%),
    linear-gradient(0deg, var(--bg) 0%, transparent 22%, transparent 78%, rgba(0,0,0,.45) 100%);
}
.hero-grid {
  position: absolute; inset: 0; z-index: -2; opacity: .08;
  background-image:
    linear-gradient(rgba(255,255,255,.13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.13) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: linear-gradient(90deg, black, transparent 55%);
}
.hero-content { padding-top: 84px; }
.eyebrow, .section-kicker {
  margin: 0 0 22px;
  color: #baaaa0;
  font-size: 10px;
  letter-spacing: .28em;
  font-weight: 800;
  text-transform: uppercase;
}
.eyebrow::before, .section-kicker::before { content: ""; display: inline-block; width: 34px; height: 1px; margin: 0 12px 3px 0; background: var(--red-bright); }
.hero h1 {
  margin: 0;
  max-width: 760px;
  font: 500 clamp(58px, 8.2vw, 126px)/.82 var(--serif);
  letter-spacing: -.055em;
  text-transform: uppercase;
  text-shadow: 0 18px 50px rgba(0,0,0,.42);
}
.hero h1 em { color: #cdbfb1; font-style: italic; font-weight: 400; text-transform: none; letter-spacing: -.035em; }
.hero-copy { max-width: 590px; margin: 32px 0 0; color: #c0b4a9; font-size: clamp(16px, 1.6vw, 20px); line-height: 1.75; }
.hero-actions { margin-top: 34px; display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.button {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 50px; padding: 0 22px;
  border: 1px solid var(--line-red);
  text-transform: uppercase; letter-spacing: .14em; font-size: 10px; font-weight: 800;
}
.button-primary { background: rgba(120, 19, 14, .72); box-shadow: inset 0 0 0 1px rgba(255,255,255,.04), 0 12px 32px rgba(0,0,0,.24); }
.button-primary:hover { background: rgba(156, 26, 19, .82); }
.text-link { color: #d4c8bc; font-size: 11px; text-transform: uppercase; letter-spacing: .16em; font-weight: 800; }
.text-link span { color: var(--red-bright); margin-left: 8px; }
.hero-status {
  position: absolute; right: max(20px, calc((100vw - 1180px)/2)); bottom: 32px;
  display: flex; align-items: center; gap: 10px;
  font: 700 9px/1 var(--mono); letter-spacing: .16em; color: rgba(232,220,207,.5);
}
.status-line { width: 46px; height: 1px; background: var(--line-red); }
.scroll-mark {
  position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%);
  width: 42px; height: 42px; display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 50%; color: #b4a99f; font-size: 14px;
  animation: pulse 2.5s ease-in-out infinite;
}
@keyframes pulse { 50% { transform: translate(-50%, 6px); border-color: var(--line-red); } }

.studio { border-top: 1px solid var(--line); }
.studio-grid {
  display: grid;
  grid-template-columns: .5fr 1.55fr .8fr;
  gap: 58px;
  align-items: center;
}
.display { margin: 0; font: 500 clamp(42px, 6vw, 82px)/.95 var(--serif); letter-spacing: -.045em; }
.display span { color: #8f8177; font-style: italic; }
.lead { font-size: clamp(18px, 2vw, 24px); line-height: 1.65; color: #cfc4b9; }
.studio-copy > p:last-child { color: var(--muted); max-width: 720px; }
.studio-mark { position: relative; aspect-ratio: 1; display: grid; place-items: center; }
.studio-mark img { width: 82%; position: relative; z-index: 2; border-radius: 50%; filter: drop-shadow(0 20px 36px rgba(0,0,0,.45)); }
.mark-orbit { position: absolute; inset: 5%; border: 1px solid var(--line-red); border-radius: 50%; }
.mark-orbit::before, .mark-orbit::after { content: ""; position: absolute; border: 1px solid var(--line); border-radius: 50%; inset: 8%; }
.mark-orbit::after { inset: 18%; border-color: rgba(255,255,255,.07); }

.project { min-height: 920px; display: flex; align-items: center; overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.project-backdrop {
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(6,5,4,.96) 0 38%, rgba(6,5,4,.7) 60%, rgba(6,5,4,.72) 100%),
    linear-gradient(0deg, var(--bg) 0, transparent 30%, transparent 72%, var(--bg) 100%),
    url('/assets/sgp-world.webp') center/cover no-repeat;
  filter: saturate(.7) contrast(1.08) brightness(.7);
}
.project-layout { position: relative; z-index: 2; display: grid; grid-template-columns: 1.12fr .88fr; column-gap: 80px; row-gap: 36px; }
.project-meta { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: center; }
.project-number { color: var(--muted); font: 700 10px/1 var(--mono); letter-spacing: .2em; text-transform: uppercase; }
.badge { display: inline-flex; gap: 10px; align-items: center; color: #d7c9bd; border: 1px solid var(--line); background: rgba(0,0,0,.26); padding: 10px 13px; text-transform: uppercase; letter-spacing: .16em; font-size: 9px; font-weight: 800; }
.badge i { width: 7px; height: 7px; border-radius: 50%; background: var(--red-bright); box-shadow: 0 0 14px var(--red-bright); }
.project-title h2 { margin: 0; font: 500 clamp(64px, 8vw, 118px)/.8 var(--serif); letter-spacing: -.06em; }
.project-title h2 em { display: block; color: #bbaba0; font-style: italic; font-weight: 400; }
.project-copy { align-self: end; max-width: 520px; }
.project-copy p:not(.lead) { color: var(--muted); }
.project-points { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); margin-top: 28px; }
.project-points > div { padding: 26px 24px 8px 0; border-right: 1px solid var(--line); min-height: 142px; }
.project-points > div + div { padding-left: 24px; }
.project-points > div:last-child { border-right: 0; }
.project-points span { color: var(--red-bright); font: 700 9px/1 var(--mono); }
.project-points strong { display: block; margin: 15px 0 7px; font: 500 22px/1.1 var(--serif); }
.project-points small { color: var(--muted); font-size: 12px; line-height: 1.5; }

.principles { background: linear-gradient(180deg, #090807, #0d0b0a 55%, #090807); }
.section-heading { max-width: 740px; margin-bottom: 58px; }
.section-heading > p:last-child { color: var(--muted); }
.principle-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.principle { position: relative; min-height: 280px; padding: 46px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); overflow: hidden; }
.principle::after {
  content: ""; position: absolute; width: 160px; height: 160px; right: -65px; bottom: -72px;
  border: 1px solid rgba(177,39,30,.13); transform: rotate(45deg);
}
.principle-index { color: var(--red-bright); font: 700 9px/1 var(--mono); }
.principle h3 { margin: 54px 0 12px; font: 500 34px/1 var(--serif); }
.principle p { max-width: 470px; color: var(--muted); margin: 0; }

.world-break { min-height: 72vh; position: relative; display: grid; place-items: center; overflow: hidden; border-block: 1px solid var(--line); }
.world-break-art { position: absolute; inset: 0; background: url('/assets/sgp-manifesto.webp') center/cover no-repeat; filter: saturate(.8) contrast(1.05) brightness(.6); transform: scale(1.01); }
.world-break-vignette { position: absolute; inset: 0; background: radial-gradient(circle at center, rgba(0,0,0,.05), rgba(0,0,0,.72) 78%), linear-gradient(0deg, #090807 0, transparent 20%, transparent 80%, #090807 100%); }
.world-break-copy { position: relative; text-align: center; text-shadow: 0 12px 32px rgba(0,0,0,.65); }
.world-break-copy p { margin: 0 0 8px; color: #c2b4aa; text-transform: uppercase; letter-spacing: .36em; font-size: 11px; font-weight: 700; }
.world-break-copy h2 { margin: 0; text-transform: uppercase; font: 500 clamp(56px, 8vw, 112px)/.9 var(--serif); letter-spacing: .04em; }

.signal { padding-top: 140px; }
.signal-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 90px; align-items: end; }
.signal-copy { max-width: 520px; }
.terminal-line { margin-top: 34px; display: grid; grid-template-columns: auto auto 1fr auto; gap: 12px; align-items: center; padding: 16px 18px; border: 1px solid var(--line); background: #060606; font: 11px/1 var(--mono); }
.terminal-line > span { color: var(--red-bright); }
.terminal-line code { color: #aa9f95; }
.terminal-line strong { color: #d4c8bc; justify-self: end; letter-spacing: .14em; font-size: 9px; }
.terminal-line i { width: 7px; height: 7px; border-radius: 50%; background: #9e261e; box-shadow: 0 0 12px rgba(211,59,47,.7); }

.final-mark { height: 430px; display: grid; place-items: center; overflow: hidden; opacity: .56; border-bottom: 1px solid var(--line); }
.final-mark img { height: 650px; width: auto; margin-top: 130px; filter: saturate(.75) contrast(1.08); }

.site-footer { padding: 38px 0 54px; background: #050504; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr auto; gap: 28px; align-items: end; }
.footer-grid strong { display: block; font: 600 16px/1 var(--serif); letter-spacing: .13em; }
.footer-grid span { display: block; margin-top: 8px; color: var(--dim); text-transform: uppercase; letter-spacing: .2em; font-size: 8px; font-weight: 800; }
.footer-grid p { margin: 0; color: #776e67; font-family: var(--serif); font-style: italic; }
.footer-grid small { color: #5f5751; font-size: 10px; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

:focus-visible { outline: 2px solid var(--red-bright); outline-offset: 4px; }
::selection { background: rgba(183,39,30,.7); color: white; }

@media (max-width: 960px) {
  .studio-grid { grid-template-columns: 1fr 1fr; }
  .studio-grid > .section-kicker { grid-column: 1 / -1; }
  .project-layout { grid-template-columns: 1fr; }
  .project-title, .project-copy { grid-column: 1; }
  .project-copy { max-width: 650px; }
  .project-points { grid-template-columns: repeat(2, 1fr); }
  .project-points > div:nth-child(2) { border-right: 0; }
  .project-points > div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .signal-grid { grid-template-columns: 1fr; gap: 34px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid small { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  :root { --wrap: min(100% - 28px, 1180px); }
  .section { padding: 88px 0; }
  .site-header { height: 68px; padding-inline: 14px; }
  .brand img { width: 38px; height: 38px; }
  .brand strong { font-size: 12px; }
  .menu-toggle {
    display: grid; place-content: center; gap: 7px; width: 44px; height: 44px;
    border: 0; background: transparent; color: white;
  }
  .menu-toggle > span:not(.sr-only) { width: 23px; height: 1px; background: #d5c8bc; transition: transform .2s ease; }
  .menu-toggle[aria-expanded="true"] > span:first-child { transform: translateY(4px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] > span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }
  .site-nav {
    position: fixed; top: 68px; left: 0; right: 0; padding: 28px 20px 38px;
    background: rgba(7,6,5,.97); border-bottom: 1px solid var(--line);
    display: grid; gap: 10px; transform: translateY(-130%); transition: transform .25s ease; z-index: -1;
  }
  .site-nav.open { transform: translateY(0); }
  .site-nav a { font-size: 11px; padding: 10px 0; }
  .hero { min-height: 920px; align-items: end; padding-bottom: 120px; }
  .hero-art {
    background-image: url('/assets/sgp-mobile-mark.webp');
    background-size: auto 72%;
    background-position: center 10%;
    background-repeat: no-repeat;
    filter: saturate(.8) contrast(1.05) brightness(.7);
  }
  .hero-shade { background: linear-gradient(0deg, #080706 3%, rgba(8,7,6,.96) 28%, rgba(8,7,6,.4) 60%, rgba(8,7,6,.4) 100%); }
  .hero-grid { display: none; }
  .hero-content { padding-top: 0; }
  .hero h1 { font-size: clamp(53px, 16vw, 78px); max-width: 100%; }
  .hero-copy { font-size: 15px; line-height: 1.65; }
  .hero-status { display: none; }
  .scroll-mark { bottom: 24px; }
  .studio-grid { grid-template-columns: 1fr; gap: 28px; }
  .studio-mark { max-width: 420px; margin: 12px auto 0; }
  .project { min-height: auto; }
  .project-backdrop { background: linear-gradient(0deg, rgba(7,6,5,.98), rgba(7,6,5,.72)), url('/assets/sgp-world.webp') 64% center/cover no-repeat; }
  .project-layout { row-gap: 28px; }
  .project-meta { align-items: flex-start; gap: 16px; }
  .project-title h2 { font-size: clamp(66px, 18vw, 94px); }
  .project-points { grid-template-columns: 1fr; }
  .project-points > div, .project-points > div + div { padding: 20px 0; border-right: 0; border-bottom: 1px solid var(--line); min-height: 0; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle { min-height: 230px; padding: 32px 26px; }
  .principle h3 { margin-top: 42px; }
  .world-break { min-height: 580px; }
  .world-break-art { background-position: 50% center; }
  .world-break-copy p { letter-spacing: .24em; }
  .signal { padding-top: 96px; }
  .final-mark { height: 320px; }
  .final-mark img { height: 500px; margin-top: 100px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid small { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}