:root {
  color-scheme: dark;
  --ink: #f4f6ff;
  --muted: #a4acc2;
  --dim: #6f7891;
  --bg: #050812;
  --panel: rgba(14, 19, 36, 0.74);
  --line: rgba(201, 214, 255, 0.15);
  --violet: #a576ff;
  --cyan: #6ce8ff;
  --max: 1240px;
  --pad: clamp(1.25rem, 4vw, 4rem);
  font-family: Inter, "Segoe UI Variable", "Segoe UI", Arial, sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; color: var(--ink); background: var(--bg); overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
::selection { color: #07101c; background: var(--cyan); }

.skip-link {
  position: fixed; z-index: 100; top: 0.5rem; left: 0.5rem; padding: 0.75rem 1rem;
  color: #03060c; background: white; transform: translateY(-160%); transition: transform 180ms ease;
}
.skip-link:focus { transform: translateY(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; }

.site-header {
  position: fixed; z-index: 30; inset: 0 0 auto; height: 80px; display: flex; align-items: center;
  justify-content: space-between; padding: 0 var(--pad); border-bottom: 1px solid transparent;
  transition: background 250ms ease, border-color 250ms ease, height 250ms ease;
}
.site-header.is-scrolled { height: 68px; background: rgba(4, 7, 16, 0.82); border-color: var(--line); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: 0.75rem; font-weight: 780; letter-spacing: -0.03em; font-size: 1rem; }
.brand-accent { color: var(--cyan); }
.brand-mark { position: relative; width: 28px; height: 28px; display: inline-block; transform: rotate(30deg); }
.brand-mark i { position: absolute; inset: 7px; border: 1px solid var(--cyan); border-radius: 50%; box-shadow: 0 0 14px rgba(108,232,255,.55); }
.brand-mark i:nth-child(2) { inset: 2px 10px; border-color: var(--violet); }
.brand-mark i:nth-child(3) { inset: 10px 2px; border-color: #fff; }
.main-nav { display: flex; gap: clamp(1.5rem, 3vw, 3rem); font-size: 0.78rem; color: #c8cee0; letter-spacing: 0.08em; text-transform: uppercase; }
.main-nav a, .header-cta { transition: color 180ms ease; }
.main-nav a:hover, .header-cta:hover { color: var(--cyan); }
.header-cta { font-size: 0.78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.header-cta span { color: var(--cyan); margin-left: .35rem; }

.scroll-story { position: relative; height: 320vh; background: #030711; }
.story-sticky { position: sticky; top: 0; width: 100%; height: 100svh; min-height: 620px; overflow: hidden; isolation: isolate; }
.story-canvas, .story-fallback, .story-scrim, .story-grid { position: absolute; inset: 0; width: 100%; height: 100%; }
.story-canvas { z-index: -4; }
.story-fallback {
  z-index: -5; background: #040916 url("assets/frames/webp/frame_0001.webp") center / cover no-repeat;
}
.story-scrim {
  z-index: -3;
  background:
    radial-gradient(circle at 65% 42%, transparent 0, rgba(3,6,15,.08) 25%, rgba(3,6,15,.62) 78%),
    linear-gradient(90deg, rgba(2,5,13,.84) 0%, rgba(2,5,13,.34) 48%, rgba(2,5,13,.24) 100%),
    linear-gradient(0deg, rgba(2,5,13,.78), transparent 34%);
}
.story-grid {
  z-index: -2; opacity: .18;
  background-image: linear-gradient(rgba(161,180,230,.16) 1px, transparent 1px), linear-gradient(90deg, rgba(161,180,230,.16) 1px, transparent 1px);
  background-size: 96px 96px; mask-image: linear-gradient(90deg, black, transparent 58%);
}
.story-copy {
  position: absolute; z-index: 2; left: var(--pad); bottom: clamp(5.25rem, 11vh, 8.5rem); width: min(760px, calc(100vw - 2 * var(--pad)));
  opacity: 0; visibility: hidden; transform: translateY(28px); transition: opacity 420ms ease, transform 520ms cubic-bezier(.2,.7,.2,1), visibility 0s 520ms;
}
.story-copy.is-active { opacity: 1; visibility: visible; transform: translateY(0); transition-delay: 0s; }
.story-copy--right { left: auto; right: var(--pad); width: min(650px, calc(100vw - 2 * var(--pad))); text-align: right; }
.story-copy--right .eyebrow { justify-content: flex-end; }
.story-copy--final { width: calc(100vw - 2 * var(--pad)); }
.final-layout { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(360px, .72fr); gap: clamp(3rem, 8vw, 8rem); align-items: end; }
.final-detail { padding: clamp(1.3rem, 2.5vw, 2rem); border: 1px solid rgba(210,221,255,.17); background: rgba(4,8,18,.64); backdrop-filter: blur(14px); }
.final-detail > p { max-width: 580px; margin: 0; color: #c3cade; font-size: clamp(.95rem, 1.25vw, 1.12rem); line-height: 1.62; }
.eyebrow { display: flex; align-items: center; gap: .7rem; margin: 0 0 1.35rem; font-size: .72rem; font-weight: 760; letter-spacing: .2em; color: #dfe4f5; }
.eyebrow span { width: 24px; height: 1px; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.story-copy h1, .story-copy h2, .manifesto h2, .impact h2, .method h2, .principles h2, .cta-section h2 {
  margin: 0; font-size: clamp(3.4rem, 8.6vw, 8.2rem); line-height: .87; letter-spacing: -.075em; font-weight: 590;
}
.story-copy h2 { font-size: clamp(3.1rem, 6.5vw, 6.4rem); }
h1 em, h2 em { color: transparent; font-style: normal; -webkit-text-stroke: 1px rgba(209,221,255,.82); text-shadow: 0 0 30px rgba(120,106,255,.12); }
.hero-lead, .story-copy > p:not(.eyebrow) { max-width: 590px; margin: 1.55rem 0 0; font-size: clamp(1rem, 1.45vw, 1.25rem); line-height: 1.58; color: #c3cade; }
.story-copy--right > p:not(.eyebrow) { margin-left: auto; }
.hero-actions, .cta-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .8rem; margin-top: 2rem; }
.button { display: inline-flex; justify-content: center; align-items: center; gap: 1rem; min-height: 52px; padding: .8rem 1.25rem; border: 1px solid transparent; font-size: .76rem; font-weight: 760; letter-spacing: .08em; text-transform: uppercase; transition: transform 180ms ease, border-color 180ms ease, background 180ms ease; }
.button:hover { transform: translateY(-2px); }
.button--primary { color: #07101a; background: linear-gradient(110deg, var(--cyan), #cab4ff); }
.button--ghost { border-color: rgba(226,232,255,.32); background: rgba(7,12,25,.26); backdrop-filter: blur(12px); }
.button--ghost:hover { border-color: var(--cyan); }
.capability-line { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .55rem; padding: 0; margin: 1.8rem 0 0; list-style: none; }
.capability-line li { padding: .55rem .8rem; border: 1px solid rgba(203,214,244,.22); background: rgba(5,9,19,.42); font-size: .7rem; letter-spacing: .09em; text-transform: uppercase; backdrop-filter: blur(9px); }
.signal-row { display: grid; grid-template-columns: 1fr; gap: 1px; margin-top: 1.5rem; border: 1px solid var(--line); background: var(--line); }
.signal-row div { display: flex; flex-direction: column; gap: .35rem; padding: 1rem; background: rgba(5,9,19,.74); backdrop-filter: blur(12px); }
.signal-row strong { font-size: clamp(1.2rem, 2.1vw, 1.85rem); font-weight: 570; letter-spacing: -.04em; }
.signal-row span { color: var(--muted); font-size: .69rem; letter-spacing: .06em; text-transform: uppercase; }
.story-progress { position: absolute; z-index: 5; top: 50%; right: max(1rem, calc(var(--pad) / 2)); display: grid; justify-items: center; gap: .65rem; transform: translateY(-50%); color: #9fa8bf; font-size: .6rem; letter-spacing: .12em; }
.story-progress__track { width: 1px; height: 110px; background: rgba(214,224,255,.19); }
.story-progress__track i { display: block; width: 1px; height: calc(var(--progress, 0) * 100%); background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.scroll-cue { position: absolute; left: var(--pad); bottom: 1.6rem; display: flex; align-items: center; gap: .7rem; color: #8e97ae; font-size: .62rem; letter-spacing: .14em; text-transform: uppercase; transition: opacity 240ms ease; }
.scroll-cue.is-hidden { opacity: 0; }
.scroll-cue i { position: relative; width: 48px; height: 1px; overflow: hidden; background: rgba(203,216,255,.22); }
.scroll-cue i::after { content: ""; position: absolute; inset: 0; background: var(--cyan); transform: translateX(-100%); animation: cue 1.8s ease-in-out infinite; }
@keyframes cue { 50%,100% { transform: translateX(100%); } }

.static-world { position: relative; isolation: isolate; background: #060a14; }
.static-background {
  position: absolute; z-index: -2; inset: 0 0 auto; height: 1500px; opacity: 1;
  background:
    radial-gradient(ellipse at 82% 14%, rgba(140, 93, 255, .18), transparent 34%),
    radial-gradient(ellipse at 12% 62%, rgba(73, 211, 255, .08), transparent 29%),
    linear-gradient(152deg, #07101c 0%, #0e1022 43%, #070b15 100%);
  box-shadow: inset 0 1px 0 rgba(204, 217, 255, .13), inset 0 70px 100px rgba(1, 4, 11, .38);
}
.static-world::before {
  content: ""; position: absolute; z-index: 2; top: 0; left: 50%; width: min(78vw, 980px); height: 1px;
  transform: translateX(-50%); pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(108,232,255,.72), rgba(165,118,255,.68), transparent);
  box-shadow: 0 0 28px rgba(108,232,255,.24);
}
.static-world::after { content: ""; position: absolute; z-index: -1; inset: 0; pointer-events: none; background: radial-gradient(circle at 75% 28%, rgba(118,82,210,.09), transparent 28%), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px); background-size: auto, 25vw 100%; }
.section-shell { width: min(var(--max), calc(100% - 2 * var(--pad))); margin-inline: auto; padding-block: clamp(6rem, 12vw, 11rem); }
.section-index { margin: 0 0 3rem; color: var(--cyan); font-size: .68rem; font-weight: 750; letter-spacing: .18em; }
.manifesto { padding-top: clamp(8rem, 16vw, 14rem); }
.manifesto-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: clamp(3rem, 8vw, 9rem); align-items: end; }
.manifesto h2, .impact h2, .method h2, .principles h2, .cta-section h2 { font-size: clamp(3rem, 6.2vw, 6rem); }
.section-lead { margin: 0; font-size: clamp(1.2rem, 2.1vw, 1.7rem); line-height: 1.45; letter-spacing: -.02em; }
.muted { margin: 1.5rem 0 0; color: var(--muted); line-height: 1.72; }
.services { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; padding-top: 0; }
.service-card { position: relative; min-height: 440px; padding: clamp(1.5rem, 4vw, 3.5rem); border: 1px solid var(--line); background: rgba(7,11,22,.73); overflow: hidden; transition: background 260ms ease, border-color 260ms ease; }
.service-card::after { content: ""; position: absolute; inset: auto -30% -70% 30%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(108,232,255,.12), transparent 65%); opacity: 0; transition: opacity 280ms ease; }
.service-card:hover { border-color: rgba(108,232,255,.45); background: rgba(11,17,32,.9); }
.service-card:hover::after { opacity: 1; }
.service-card--featured { background: linear-gradient(145deg, rgba(37,33,70,.88), rgba(8,13,25,.86)); }
.service-number { color: var(--dim); font-size: .68rem; letter-spacing: .15em; }
.service-icon { margin: 3rem 0 2.5rem; color: var(--cyan); font-size: 2.2rem; text-shadow: 0 0 20px rgba(108,232,255,.4); }
.service-card h3 { margin: 0; font-size: clamp(1.7rem, 3vw, 2.5rem); font-weight: 560; letter-spacing: -.045em; }
.service-card p { max-width: 470px; color: var(--muted); line-height: 1.65; }
.service-card ul { display: flex; flex-wrap: wrap; gap: .45rem; padding: 0; margin: 2rem 0 0; list-style: none; }
.service-card li { padding: .45rem .65rem; border: 1px solid var(--line); color: #bbc4d9; font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; }
.impact-heading, .method-header { display: grid; grid-template-columns: 1.35fr .65fr; gap: 4rem; align-items: end; margin-bottom: 5rem; }
.impact-heading > p, .method-header > p { color: var(--muted); line-height: 1.7; }
.impact-list { border-top: 1px solid var(--line); }
.impact-list article { display: grid; grid-template-columns: 60px 1fr 1fr 40px; gap: 2rem; align-items: center; min-height: 130px; border-bottom: 1px solid var(--line); transition: padding 220ms ease, background 220ms ease; }
.impact-list article:hover { padding-inline: 1rem; background: rgba(255,255,255,.025); }
.impact-list span { color: var(--dim); font-size: .68rem; }
.impact-list h3 { margin: 0; font-size: clamp(1.5rem, 3vw, 2.6rem); font-weight: 520; letter-spacing: -.04em; }
.impact-list p { color: var(--muted); line-height: 1.55; }
.impact-list i { color: var(--cyan); font-size: 1.4rem; font-style: normal; }
.method { border-top: 1px solid var(--line); }
.method-steps { display: grid; grid-template-columns: repeat(4, 1fr); padding: 0; margin: 0; list-style: none; counter-reset: step; border: 1px solid var(--line); }
.method-steps li { min-height: 310px; display: flex; flex-direction: column; justify-content: space-between; gap: 4rem; padding: 1.6rem; border-right: 1px solid var(--line); background: rgba(7,11,21,.45); }
.method-steps li:last-child { border: 0; }
.method-steps > li > span { color: var(--cyan); font-size: .7rem; letter-spacing: .1em; }
.method-steps h3 { margin: 0; font-size: 1.5rem; font-weight: 550; }
.method-steps p { margin-bottom: 0; color: var(--muted); line-height: 1.58; }
.principles { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(3rem, 8vw, 8rem); align-items: start; }
.principles-grid { display: grid; grid-template-columns: repeat(2, 1fr); }
.principles-grid article { min-height: 220px; padding: 1.5rem; border: solid var(--line); border-width: 1px 0 0 1px; }
.principles-grid span { color: var(--cyan); font-size: .68rem; }
.principles-grid h3 { margin: 3rem 0 .6rem; font-size: 1.15rem; font-weight: 600; }
.principles-grid p { margin: 0; color: var(--muted); line-height: 1.5; }
.cta-section { position: relative; min-height: 720px; display: flex; flex-direction: column; align-items: center; justify-content: center; width: 100%; max-width: none; padding-inline: var(--pad); text-align: center; overflow: hidden; border-block: 1px solid var(--line); background: radial-gradient(circle at 50% 50%, rgba(82,64,151,.24), rgba(5,9,18,.9) 58%); }
.cta-section .eyebrow { justify-content: center; }
.cta-section > p:not(.eyebrow) { color: var(--muted); font-size: 1.1rem; }
.cta-actions { justify-content: center; }
.button--light { color: #07101a; background: #f3f7ff; }
.button--outline { border-color: rgba(230,235,255,.25); }
.cta-orbit { position: absolute; inset: 50%; width: min(850px, 90vw); aspect-ratio: 1; transform: translate(-50%,-50%); border: 1px solid rgba(150,127,232,.15); border-radius: 50%; pointer-events: none; }
.cta-orbit i { position: absolute; inset: 13%; border: 1px solid rgba(108,232,255,.1); border-radius: 50%; }
.cta-orbit i:nth-child(2) { inset: 27%; }
.cta-orbit i:nth-child(3) { inset: 42%; box-shadow: 0 0 80px rgba(122,94,220,.15); }
.site-footer { min-height: 130px; display: grid; grid-template-columns: 1fr auto auto; gap: 3rem; align-items: center; padding: 2rem var(--pad); color: #8e97ad; background: #03060d; font-size: .72rem; border-top: 1px solid var(--line); }

@media (max-width: 900px) {
  .main-nav { display: none; }
  .scroll-story { height: 290vh; }
  .story-copy--right { right: auto; left: var(--pad); text-align: left; }
  .story-copy--right .eyebrow { justify-content: flex-start; }
  .story-copy--right > p:not(.eyebrow) { margin-left: 0; }
  .capability-line { justify-content: flex-start; }
  .final-layout { grid-template-columns: 1fr; gap: 1.6rem; }
  .final-detail { width: min(620px, 100%); }
  .manifesto-grid, .impact-heading, .method-header, .principles { grid-template-columns: 1fr; gap: 2.5rem; }
  .services { grid-template-columns: 1fr; }
  .method-steps { grid-template-columns: repeat(2, 1fr); }
  .method-steps li:nth-child(2) { border-right: 0; }
  .method-steps li { border-bottom: 1px solid var(--line); }
  .impact-list article { grid-template-columns: 36px 1fr 30px; gap: 1rem; padding-block: 1.5rem; }
  .impact-list p { grid-column: 2; margin: 0; }
  .impact-list i { grid-column: 3; grid-row: 1 / 3; }
}

@media (max-width: 600px) {
  .site-header { height: 66px; }
  .header-cta { font-size: 0; }
  .header-cta span { font-size: 1rem; }
  .story-sticky { min-height: 560px; }
  .story-copy { bottom: 5.5rem; }
  .story-copy h1 { font-size: clamp(3.5rem, 17vw, 5rem); }
  .story-copy h2 { font-size: clamp(2.8rem, 13vw, 4.2rem); }
  .hero-lead, .story-copy > p:not(.eyebrow) { font-size: .95rem; }
  .story-progress { display: none; }
  .signal-row div { flex-direction: row; align-items: baseline; justify-content: space-between; }
  .services { width: 100%; }
  .service-card { min-height: 390px; }
  .method-steps, .principles-grid { grid-template-columns: 1fr; }
  .method-steps li { min-height: 230px; border-right: 0; }
  .principles-grid article { min-height: 180px; }
  .cta-section { min-height: 650px; }
  .site-footer { grid-template-columns: 1fr; gap: 1rem; text-align: center; justify-items: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .scroll-story { height: 100svh; }
  .story-copy:not(.story-copy--hero), .story-progress, .scroll-cue { display: none; }
}