:root {
  color-scheme: dark;
  --ink: #030914;
  --navy: #07172b;
  --blue: #4cb9ff;
  --cyan: #a5efff;
  --gold: #d8af62;
  --gold-hot: #ffe7a5;
  --warm: #fff8e9;
  --line: rgba(166, 220, 255, 0.19);
  --glass: rgba(7, 20, 38, 0.44);
  font-family: "Helvetica Neue", "SF Pro Display", Arial, sans-serif;
  background: var(--ink);
  color: var(--warm);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--ink); }
body { margin: 0; min-width: 0; overflow-x: hidden; background: var(--ink); }
button, a { font: inherit; }
a { color: inherit; text-decoration: none; }
button { color: inherit; }

.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; padding: .75rem 1rem; background: var(--warm); color: var(--ink); }
.skip-link:focus { top: 1rem; }

.experience { position: fixed; inset: 0; z-index: 0; overflow: hidden; background: radial-gradient(circle at 50% 42%, #0a2d4f 0%, #04111f 28%, #020711 72%); }
#nexus-canvas, #plasma-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
#plasma-canvas { z-index: 2; pointer-events: none; mix-blend-mode: screen; }
.vignette { position: absolute; inset: -15%; z-index: 3; pointer-events: none; background: radial-gradient(circle at 50% 43%, transparent 25%, rgba(0, 4, 10, .16) 50%, rgba(0, 2, 8, .86) 88%); }
.grain { position: absolute; inset: -100%; z-index: 4; pointer-events: none; opacity: .07; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E"); animation: grain .18s steps(2) infinite; }
@keyframes grain { 0% { transform: translate3d(0,0,0); } 25% { transform: translate3d(3%,-2%,0); } 50% { transform: translate3d(-2%,3%,0); } 75% { transform: translate3d(2%,2%,0); } }

.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 20; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 1.3rem 2rem; border-bottom: 1px solid rgba(181, 220, 255, .1); background: linear-gradient(180deg, rgba(2, 8, 17, .76), transparent); backdrop-filter: blur(14px); }
.brand { display: inline-flex; align-items: center; gap: .8rem; width: max-content; }
.brand-mark { display: grid; place-items: center; width: 2.15rem; aspect-ratio: 1; border: 1px solid rgba(225, 183, 103, .62); clip-path: polygon(25% 7%,75% 7%,100% 50%,75% 93%,25% 93%,0 50%); font-size: .78rem; color: var(--gold-hot); background: rgba(16, 27, 40, .75); box-shadow: inset 0 0 18px rgba(255, 200, 85, .17); }
.brand-copy { display: flex; flex-direction: column; text-transform: uppercase; letter-spacing: .17em; }
.brand-copy strong { font-size: .72rem; font-weight: 500; }
.brand-copy small { margin-top: .2rem; font-size: .54rem; color: rgba(219, 232, 242, .45); }
.system-status { display: flex; align-items: center; gap: .55rem; font-size: .6rem; letter-spacing: .2em; text-transform: uppercase; color: rgba(218, 236, 249, .56); }
.system-status span { width: .36rem; height: .36rem; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); animation: breathe 2.4s ease-in-out infinite; }
@keyframes breathe { 50% { opacity: .42; transform: scale(.7); } }
.site-nav { display: flex; align-items: center; justify-content: center; gap: clamp(1.2rem, 3vw, 3rem); }
.site-nav a { position: relative; padding: .5rem 0; color: rgba(226, 239, 247, .54); font-size: .58rem; letter-spacing: .2em; text-transform: uppercase; transition: color .25s ease; }
.site-nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--gold), transparent); transform: scaleX(0); transition: transform .35s ease; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--warm); }
.site-nav a:hover::after, .site-nav a:focus-visible::after { transform: scaleX(1); }
.sound-toggle { justify-self: end; display: inline-flex; align-items: center; gap: .65rem; border: 0; background: transparent; cursor: pointer; font-size: .63rem; letter-spacing: .14em; text-transform: uppercase; }
.sound-icon { display: flex; align-items: center; gap: 2px; height: 16px; }
.sound-icon i { display: block; width: 1px; height: 5px; background: var(--gold); animation: sound 1s ease-in-out infinite alternate; animation-play-state: paused; }
.sound-icon i:nth-child(2) { height: 12px; animation-delay: -.3s; }
.sound-icon i:nth-child(3) { height: 8px; animation-delay: -.6s; }
.sound-toggle[aria-pressed="true"] .sound-icon i { animation-play-state: running; }
@keyframes sound { to { height: 15px; filter: drop-shadow(0 0 4px var(--gold)); } }

main { position: relative; z-index: 5; }
.hero { position: relative; min-height: 100svh; display: grid; align-items: end; padding: 8rem clamp(1.3rem, 5vw, 5.5rem) 3.1rem; overflow: hidden; }
.hero::before, .hero::after { content: ""; position: absolute; top: 11%; bottom: 7%; width: 1px; background: linear-gradient(transparent, var(--line), transparent); opacity: .6; }
.hero::before { left: 3vw; } .hero::after { right: 3vw; }
.hero-eyebrow { position: absolute; left: clamp(1.3rem, 5vw, 5.5rem); top: 22%; font-size: .62rem; letter-spacing: .28em; text-transform: uppercase; color: rgba(221, 237, 249, .5); writing-mode: vertical-rl; transform: rotate(180deg); }

.reactor-interface { position: absolute; left: 50%; top: 44%; width: min(50vw, 42rem); aspect-ratio: 1; transform: translate(-50%, -50%); display: grid; place-items: center; pointer-events: none; filter: drop-shadow(0 0 32px rgba(59, 178, 255, .17)); }
.reactor-halo { position: absolute; border-radius: 50%; border: 1px solid rgba(112, 204, 255, .2); }
.halo-a { inset: 4%; border-style: dashed; animation: orbit 34s linear infinite; }
.halo-b { inset: 16%; border-color: rgba(255, 210, 122, .27); clip-path: polygon(0 0, 42% 0, 42% 100%, 0 100%); animation: orbit-reverse 20s linear infinite; }
@keyframes orbit { to { transform: rotate(360deg); } }
@keyframes orbit-reverse { to { transform: rotate(-360deg); } }
.reactor-core { position: relative; display: grid; place-items: center; width: 29%; aspect-ratio: 1; clip-path: polygon(25% 6.7%,75% 6.7%,100% 50%,75% 93.3%,25% 93.3%,0% 50%); background: linear-gradient(135deg, rgba(255, 224, 158, .82), rgba(102, 63, 16, .32) 40%, rgba(255, 246, 216, .7)); box-shadow: inset 0 0 0 1px rgba(255,255,255,.7), inset 0 0 35px rgba(255, 211, 119, .36), 0 0 30px rgba(255, 194, 81, .26); animation: core-float 5.5s ease-in-out infinite; }
.reactor-core::before { content: ""; position: absolute; inset: 3px; clip-path: inherit; background: linear-gradient(145deg, rgba(11, 22, 34, .91), rgba(2, 8, 16, .8)); }
.reactor-monogram { position: relative; font-size: clamp(1.15rem, 3.5vw, 3rem); font-weight: 300; letter-spacing: .18em; padding-left: .18em; color: #ffe8b0; text-shadow: 0 0 20px rgba(255, 194, 80, .42); }
.reactor-label { position: absolute; top: 68%; font-size: clamp(.32rem, .5vw, .5rem); letter-spacing: .24em; text-transform: uppercase; color: rgba(255, 238, 196, .58); }
@keyframes core-float { 50% { transform: translateY(-8px) rotate(1.5deg); } }
.reactor-coordinate { position: absolute; font-size: .48rem; letter-spacing: .18em; color: rgba(165, 229, 255, .42); }
.coordinate-a { top: 18%; left: 4%; } .coordinate-b { right: 4%; bottom: 22%; }

.hero-copy { position: relative; z-index: 4; width: min(100%, 82rem); margin: 0 auto; display: grid; grid-template-columns: minmax(15rem, 23rem) 1fr; grid-template-areas: "intro title" "actions title"; column-gap: clamp(2rem, 7vw, 8rem); align-items: end; }
.hero-intro { grid-area: intro; align-self: end; max-width: 28rem; margin: 0 0 1.7rem; font-size: clamp(.94rem, 1.2vw, 1.14rem); line-height: 1.75; color: rgba(227, 239, 247, .66); }
h1 { grid-area: title; margin: 0; text-transform: uppercase; font-size: clamp(3.7rem, 7.8vw, 8.3rem); line-height: .79; letter-spacing: -.065em; font-weight: 300; }
h1 span, h1 em { display: block; }
h1 span { color: rgba(249, 251, 252, .93); }
h1 em { margin-left: .7em; font-family: Georgia, serif; font-weight: 400; text-transform: none; letter-spacing: -.055em; color: var(--gold-hot); text-shadow: 0 0 36px rgba(232, 181, 85, .2); }
.hero-actions { grid-area: actions; display: flex; gap: .8rem; flex-wrap: wrap; }
.energy-button { position: relative; isolation: isolate; display: inline-flex; align-items: center; justify-content: space-between; gap: 1.7rem; min-width: 12.8rem; min-height: 3.2rem; padding: .85rem 1.1rem; border: 1px solid rgba(157, 211, 246, .24); background: rgba(4, 14, 27, .42); backdrop-filter: blur(15px); text-transform: uppercase; letter-spacing: .14em; font-size: .63rem; cursor: pointer; overflow: hidden; transition: transform .2s ease, border-color .25s ease, box-shadow .25s ease; }
.energy-button::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(105deg, transparent 20%, rgba(255,255,255,.22) 50%, transparent 80%); transform: translateX(-120%); transition: transform .65s ease; }
.energy-button:hover, .energy-button:focus-visible { transform: translateY(-2px); border-color: rgba(255, 222, 151, .7); box-shadow: 0 0 26px rgba(255, 192, 72, .15), inset 0 0 18px rgba(255,255,255,.04); }
.energy-button:hover::before, .energy-button:focus-visible::before { transform: translateX(120%); }
.energy-button:active { transform: translateY(1px) scale(.985); }
.energy-button--primary { color: #161105; border-color: rgba(255, 232, 180, .68); background: linear-gradient(110deg, #c99a47, #fae2a3 47%, #aa7932); box-shadow: 0 8px 35px rgba(210, 151, 51, .16); }
.energy-button--ghost b { color: var(--blue); }
.hero-meta { position: absolute; z-index: 4; right: clamp(1.3rem, 5vw, 5.5rem); top: 20%; display: flex; align-items: center; gap: .65rem; writing-mode: vertical-rl; font-size: .54rem; text-transform: uppercase; letter-spacing: .22em; color: rgba(222, 239, 250, .39); }
.hero-meta i { width: 1px; height: 3.2rem; background: linear-gradient(transparent, var(--gold), transparent); }

.chapter { position: relative; min-height: 100svh; }
.manifesto { max-width: 90rem; margin: 0 auto; padding: 12rem clamp(1.3rem, 8vw, 8rem); display: grid; grid-template-columns: minmax(0, 1fr) minmax(20rem, .85fr); gap: clamp(4rem, 10vw, 10rem); align-items: center; overflow: hidden; }
.manifesto-copy { position: relative; z-index: 3; }
.section-index { font-size: .65rem; letter-spacing: .28em; text-transform: uppercase; color: var(--gold); }
.manifesto h2 { max-width: 10ch; margin: 1rem 0 2rem; font-size: clamp(3rem, 8vw, 8rem); line-height: .92; letter-spacing: -.06em; font-weight: 300; }
.manifesto-copy > p:last-child { max-width: 38rem; margin-left: clamp(0rem, 7vw, 7rem); font-size: clamp(1.05rem, 1.7vw, 1.5rem); line-height: 1.6; color: rgba(225, 239, 248, .67); }
.signal-array { position: relative; display: grid; grid-template-columns: 1fr 4.5rem 1.18fr 4.5rem 1fr; align-items: center; width: min(100%, 42rem); }
.signal-array::before { content: ""; position: absolute; inset: -30%; background: radial-gradient(circle, rgba(42, 155, 230, .1), transparent 64%); filter: blur(20px); }
.signal-array__orb { position: relative; display: grid; place-items: center; aspect-ratio: 1; border-radius: 50%; border: 1px solid rgba(106, 204, 255, .25); background: radial-gradient(circle at 40% 35%, rgba(62, 171, 238, .12), rgba(3, 10, 20, .28) 60%); box-shadow: inset 0 0 30px rgba(67, 179, 246, .1), 0 0 30px rgba(28, 135, 209, .08); }
.signal-array__orb::before, .signal-array__orb::after { content: ""; position: absolute; border-radius: 50%; border: 1px dashed rgba(144, 219, 255, .16); animation: orbit 18s linear infinite; }
.signal-array__orb::before { inset: 10%; }
.signal-array__orb::after { inset: 22%; animation-direction: reverse; animation-duration: 11s; }
.signal-array__orb--core { border-color: rgba(255, 214, 133, .35); box-shadow: inset 0 0 34px rgba(255, 187, 68, .1), 0 0 34px rgba(255, 187, 68, .09); }
.signal-array__orb span { position: relative; z-index: 2; font-size: clamp(.48rem, .55vw, .62rem); letter-spacing: .17em; text-transform: uppercase; color: rgba(238, 246, 251, .68); }
.signal-array__orb i { position: absolute; width: 8%; aspect-ratio: 1; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 16px var(--blue); animation: node-orbit 7s linear infinite; }
.signal-array__orb--core i { background: var(--gold-hot); box-shadow: 0 0 17px var(--gold); animation-duration: 5.2s; animation-direction: reverse; }
@keyframes node-orbit { from { transform: rotate(0deg) translateX(460%) rotate(0deg); } to { transform: rotate(360deg) translateX(460%) rotate(-360deg); } }
.signal-array__line { position: relative; height: 1px; overflow: hidden; background: rgba(104, 196, 255, .12); }
.signal-array__line b { position: absolute; inset: 0; background: linear-gradient(90deg, transparent, var(--cyan), transparent); animation: signal-flow 1.8s linear infinite; transform: translateX(-100%); }
@keyframes signal-flow { to { transform: translateX(100%); } }

.capabilities { max-width: 94rem; margin: 0 auto; padding: 11rem clamp(1.3rem, 5vw, 5rem); display: grid; grid-template-columns: minmax(18rem, .72fr) minmax(0, 1.3fr); gap: clamp(3rem, 8vw, 8rem); align-items: center; }
.section-heading { position: sticky; top: 22vh; align-self: start; z-index: 3; }
.section-heading h2 { margin: 1rem 0 1.8rem; font-size: clamp(2.8rem, 5.8vw, 6.2rem); line-height: .94; letter-spacing: -.06em; font-weight: 300; }
.section-heading > p:last-child { max-width: 32rem; font-size: 1.02rem; line-height: 1.7; color: rgba(222, 237, 247, .57); }
.capability-grid { display: grid; gap: 1rem; perspective: 1000px; }
.capability-card { position: relative; min-height: 25rem; padding: 2rem; display: grid; align-content: end; overflow: hidden; border: 1px solid rgba(138, 203, 245, .16); background: linear-gradient(145deg, rgba(11, 29, 49, .62), rgba(3, 10, 20, .34)); backdrop-filter: blur(18px); transform-style: preserve-3d; transition: border-color .3s ease, box-shadow .3s ease, transform .18s ease-out; }
.capability-card::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at var(--pointer-x, 50%) var(--pointer-y, 50%), rgba(102, 199, 255, .16), transparent 31%); opacity: 0; transition: opacity .3s ease; }
.capability-card::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--node-color, var(--blue)), transparent); transform: translateX(-100%); animation: card-current 3.8s ease-in-out infinite; }
.capability-card:nth-child(2) { --node-color: var(--gold); margin-left: 8%; }
.capability-card:nth-child(3) { --node-color: var(--cyan); margin-left: 16%; }
.capability-card:hover { border-color: rgba(196, 229, 249, .42); box-shadow: 0 26px 70px rgba(0, 3, 10, .35), inset 0 0 30px rgba(86, 182, 239, .05); }
.capability-card:hover::before { opacity: 1; }
@keyframes card-current { 0%, 24% { transform: translateX(-100%); } 68%, 100% { transform: translateX(100%); } }
.card-index { position: absolute; left: 2rem; top: 1.8rem; color: rgba(222, 237, 247, .35); font-size: .55rem; letter-spacing: .24em; }
.card-glyph { position: absolute; right: 1.5rem; top: 1.5rem; width: 8.2rem; aspect-ratio: 1; border: 1px solid rgba(110, 202, 255, .18); border-radius: 50%; animation: orbit 22s linear infinite; }
.card-glyph::before, .card-glyph::after { content: ""; position: absolute; border-radius: 50%; border: 1px dashed rgba(110, 202, 255, .17); }
.card-glyph::before { inset: 18%; } .card-glyph::after { inset: 37%; background: rgba(91, 195, 255, .08); box-shadow: 0 0 23px rgba(77, 189, 255, .18); }
.card-glyph span { position: absolute; left: 50%; top: -3px; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 12px var(--blue); }
.card-glyph i { position: absolute; inset: 49% 10%; height: 1px; background: linear-gradient(90deg, transparent, var(--blue), transparent); }
.card-glyph--world { border-radius: 43% 57% 51% 49%; border-color: rgba(255, 202, 101, .24); animation-direction: reverse; }
.card-glyph--world span { background: var(--gold-hot); box-shadow: 0 0 12px var(--gold); }
.card-glyph--interface { border-radius: 0; transform: rotate(45deg); }
.capability-card h3 { position: relative; margin: 0 0 .8rem; font-size: clamp(1.5rem, 2.5vw, 2.3rem); font-weight: 400; letter-spacing: -.035em; }
.capability-card p { position: relative; max-width: 34rem; margin: 0 0 2.2rem; font-size: .94rem; line-height: 1.65; color: rgba(220, 235, 245, .58); }
.card-signal { position: relative; padding-top: 1rem; border-top: 1px solid rgba(158, 212, 246, .13); font-size: .56rem; letter-spacing: .2em; text-transform: uppercase; color: rgba(179, 219, 244, .42); }

.conductor { padding: 8rem clamp(1rem, 4vw, 4rem); display: grid; place-items: center; }
.conductor-frame { position: relative; width: min(100%, 92rem); min-height: min(78vh, 56rem); display: grid; place-items: center; overflow: hidden; border: 1px solid rgba(142, 207, 248, .19); background: radial-gradient(circle at 50% 50%, rgba(14, 67, 102, .24), rgba(3, 10, 20, .74) 58%); box-shadow: 0 35px 100px rgba(0, 3, 10, .45), inset 0 0 65px rgba(32, 139, 205, .06); backdrop-filter: blur(12px); }
.conductor-frame::before, .conductor-frame::after { content: ""; position: absolute; z-index: 1; pointer-events: none; }
.conductor-frame::before { inset: 1rem; border: 1px solid rgba(146, 208, 244, .09); }
.conductor-frame::after { width: 32rem; max-width: 75vw; aspect-ratio: 1; border-radius: 50%; border: 1px solid rgba(103, 203, 255, .19); box-shadow: 0 0 0 4rem rgba(83, 190, 255, .025), 0 0 0 8rem rgba(83, 190, 255, .018); animation: field-breathe 4s ease-in-out infinite; }
@keyframes field-breathe { 50% { transform: scale(1.06); opacity: .65; } }
.conductor-grid { position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(rgba(108, 198, 255, .13) 1px, transparent 1px), linear-gradient(90deg, rgba(108, 198, 255, .13) 1px, transparent 1px); background-size: 4rem 4rem; mask-image: radial-gradient(circle, #000, transparent 74%); transform: perspective(700px) rotateX(56deg) scale(1.5) translateY(20%); }
.conductor-readout { position: absolute; z-index: 3; left: 2rem; right: 2rem; top: 2rem; display: flex; justify-content: space-between; font-size: .56rem; text-transform: uppercase; letter-spacing: .2em; color: rgba(211, 232, 245, .4); }
.conductor-readout b { font-weight: 400; color: rgba(222, 241, 250, .68); }
.conductor-readout i { display: inline-block; width: .4rem; height: .4rem; margin-right: .45rem; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 12px var(--blue); animation: breathe 1.4s ease-in-out infinite; }
.conductor-copy { position: relative; z-index: 4; width: min(90%, 42rem); text-align: center; }
.conductor-copy h2 { margin: .8rem auto 1.4rem; font-size: clamp(3rem, 7vw, 7rem); line-height: .9; letter-spacing: -.06em; font-weight: 300; }
.conductor-copy > p:not(.section-index) { max-width: 34rem; margin: 0 auto 2rem; font-size: 1rem; line-height: 1.7; color: rgba(223, 238, 248, .6); }
.conductor-copy .energy-button { margin: 0 auto; }
.field-meter { position: absolute; z-index: 4; left: 2rem; right: 2rem; bottom: 2rem; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 1rem; font-size: .55rem; text-transform: uppercase; letter-spacing: .18em; color: rgba(214, 234, 246, .42); }
.field-meter > div { height: 1px; background: rgba(134, 207, 250, .14); overflow: visible; }
.field-meter i { display: block; width: 42%; height: 1px; background: linear-gradient(90deg, var(--blue), var(--gold-hot)); box-shadow: 0 0 9px var(--blue); transition: width .15s ease-out; }
.field-meter output { min-width: 2.8rem; color: var(--gold-hot); }
.field-node { position: absolute; z-index: 4; width: .55rem; aspect-ratio: 1; border-radius: 50%; background: var(--blue); box-shadow: 0 0 9px 3px rgba(67, 185, 255, .45); }
.field-node::after { content: ""; position: absolute; inset: -1rem; border: 1px solid rgba(105, 202, 255, .2); border-radius: 50%; animation: ping 2.3s ease-out infinite; }
.field-node--a { left: 18%; top: 29%; }
.field-node--b { right: 16%; top: 36%; background: var(--gold-hot); box-shadow: 0 0 10px 3px rgba(255, 201, 93, .45); }
.field-node--c { right: 25%; bottom: 26%; }
@keyframes ping { to { transform: scale(2.2); opacity: 0; } }

.horizon { min-height: 110svh; padding: 12rem clamp(1.3rem, 6vw, 6rem) 2rem; display: grid; place-items: center; overflow: hidden; }
.horizon::before { content: ""; position: absolute; left: 50%; bottom: 14%; width: 80vw; height: 1px; transform: translateX(-50%); background: radial-gradient(circle, var(--gold-hot), var(--blue) 12%, transparent 63%); box-shadow: 0 0 38px 8px rgba(88, 188, 255, .11); }
.horizon-rings { position: absolute; left: 50%; top: 50%; width: min(70vw, 58rem); aspect-ratio: 1; transform: translate(-50%, -50%); }
.horizon-rings i { position: absolute; border: 1px solid rgba(121, 204, 255, .11); border-radius: 50%; animation: horizon-turn 22s linear infinite; }
.horizon-rings i:nth-child(1) { inset: 0; border-style: dashed; }
.horizon-rings i:nth-child(2) { inset: 16%; border-color: rgba(255, 209, 120, .13); animation-direction: reverse; animation-duration: 16s; }
.horizon-rings i:nth-child(3) { inset: 32%; border-left-color: var(--blue); border-right-color: var(--gold); animation-duration: 9s; }
@keyframes horizon-turn { to { transform: rotate3d(1, .3, .2, 360deg); } }
.horizon-copy { position: relative; z-index: 3; text-align: center; }
.horizon-copy h2 { margin: 1rem 0 1.5rem; font-size: clamp(4rem, 10vw, 10rem); line-height: .78; letter-spacing: -.075em; font-weight: 300; text-transform: uppercase; }
.horizon-copy p { margin: 0 auto 2rem; font-size: 1rem; color: rgba(222, 237, 247, .58); }
.horizon-copy .energy-button { margin: 0 auto; }
.horizon footer { position: absolute; left: clamp(1.3rem, 6vw, 6rem); right: clamp(1.3rem, 6vw, 6rem); bottom: 2rem; z-index: 3; display: grid; grid-template-columns: 1fr auto 1fr; padding-top: 1rem; border-top: 1px solid rgba(141, 207, 248, .12); font-size: .52rem; letter-spacing: .18em; text-transform: uppercase; color: rgba(216, 235, 246, .36); }
.horizon footer span:nth-child(2) { text-align: center; }
.horizon footer span:last-child { text-align: right; }

.reveal-block { will-change: transform, opacity; }
body:not(.experience-ready) .reveal-block { opacity: 0; transform: translateY(3rem); }
.impact-ring { position: fixed; z-index: 49; width: 3rem; height: 3rem; margin: -1.5rem; border: 1px solid rgba(255, 224, 156, .8); border-radius: 50%; pointer-events: none; box-shadow: 0 0 25px rgba(86, 191, 255, .45); }

.cursor-orbit { position: fixed; left: 0; top: 0; z-index: 50; width: 1.9rem; height: 1.9rem; margin: -.95rem 0 0 -.95rem; pointer-events: none; border: 1px solid rgba(132, 220, 255, .46); border-radius: 50%; opacity: 0; transform: translate3d(-100px,-100px,0); transition: opacity .2s ease, width .2s ease, height .2s ease, margin .2s ease; mix-blend-mode: screen; }
.cursor-orbit span { position: absolute; inset: 35%; border-radius: 50%; background: var(--gold-hot); box-shadow: 0 0 12px var(--gold); }
body.has-pointer .cursor-orbit { opacity: 1; }
body.is-conducting .cursor-orbit { width: 3rem; height: 3rem; margin: -1.5rem 0 0 -1.5rem; box-shadow: 0 0 28px rgba(72, 190, 255, .3); }

.boot-screen { position: fixed; inset: 0; z-index: 80; display: grid; place-content: center; justify-items: center; gap: 1rem; background: #020711; transition: opacity .9s ease, visibility .9s; }
.boot-screen.is-complete { opacity: 0; visibility: hidden; }
.boot-mark { font-size: 1.1rem; letter-spacing: .35em; color: var(--gold-hot); }
.boot-line { width: 11rem; height: 1px; background: rgba(255,255,255,.1); overflow: hidden; }
.boot-line i { display: block; width: 45%; height: 100%; background: linear-gradient(90deg, transparent, var(--blue), var(--gold-hot)); animation: boot 1.1s ease-in-out infinite; }
.boot-screen > span { font-size: .55rem; letter-spacing: .23em; text-transform: uppercase; color: rgba(223, 238, 249, .38); }
@keyframes boot { from { transform: translateX(-120%); } to { transform: translateX(270%); } }

@media (max-width: 800px) {
  .site-header { grid-template-columns: 1fr auto; padding: 1rem 1.15rem; }
  .site-nav { display: none; }
  .brand-copy small { display: none; }
  .hero { padding: 7rem 1.25rem 2rem; }
  .hero::before { left: .65rem; } .hero::after { right: .65rem; }
  .hero-eyebrow, .hero-meta { display: none; }
  .reactor-interface { width: min(100vw, 34rem); top: 39%; }
  .hero-copy { grid-template-columns: 1fr; grid-template-areas: "title" "intro" "actions"; }
  h1 { font-size: clamp(3.05rem, 16vw, 5.9rem); }
  h1 em { margin-left: .23em; }
  .hero-intro { margin: 1.8rem 0 1.3rem; max-width: 32rem; line-height: 1.6; }
  .hero-actions { gap: .55rem; }
  .energy-button { flex: 1 1 11rem; min-width: 0; }
  .manifesto { padding: 9rem 1.25rem; grid-template-columns: 1fr; gap: 5rem; }
  .manifesto-copy > p:last-child { margin-left: 0; }
  .signal-array { grid-template-columns: 1fr 2rem 1.15fr 2rem 1fr; }
  .capabilities { padding: 8rem 1.25rem; grid-template-columns: 1fr; gap: 3rem; }
  .section-heading { position: relative; top: auto; }
  .capability-card, .capability-card:nth-child(2), .capability-card:nth-child(3) { margin-left: 0; min-height: 22rem; }
  .conductor { padding: 5rem .75rem; }
  .conductor-frame { min-height: 75svh; }
  .conductor-readout { left: 1rem; right: 1rem; top: 1.2rem; }
  .field-meter { left: 1rem; right: 1rem; bottom: 1.4rem; }
  .horizon { padding-inline: 1.25rem; }
}

@media (max-width: 390px) {
  .brand { gap: .55rem; }
  .brand-copy strong { max-width: 8.3rem; white-space: normal; line-height: 1.25; font-size: .56rem; }
  .sound-toggle > span:last-child { display: none; }
  .reactor-interface { top: 38%; width: 115vw; }
  .reactor-coordinate { display: none; }
  h1 { font-size: clamp(2.9rem, 15vw, 4.2rem); }
  .hero-intro { font-size: .9rem; }
  .energy-button { width: 100%; flex-basis: 100%; }
  .signal-array { width: 112%; margin-left: -6%; grid-template-columns: 1fr 1rem 1.15fr 1rem 1fr; }
  .signal-array__orb span { font-size: .39rem; letter-spacing: .11em; }
  .capability-card { padding: 1.35rem; min-height: 21rem; }
  .card-index { left: 1.35rem; top: 1.25rem; }
  .card-glyph { width: 6.5rem; }
  .conductor-readout > span { display: none; }
  .conductor-readout { justify-content: center; }
  .conductor-copy { width: 88%; }
  .conductor-copy h2 { font-size: clamp(2.8rem, 15vw, 4rem); }
  .field-meter { grid-template-columns: 1fr auto; }
  .field-meter > span { grid-column: 1 / -1; }
  .horizon-copy { width: 100%; min-width: 0; }
  .horizon-copy h2 { font-size: clamp(2.8rem, 17vw, 5.4rem); }
  .horizon footer { grid-template-columns: 1fr auto; row-gap: .5rem; }
  .horizon footer span:nth-child(2) { display: none; }
}

@media (hover: none), (pointer: coarse) { .cursor-orbit { display: none; } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; }
}