:root {
  --bg: #05070a;
  --bg-2: #080c12;
  --panel: #0c1118;
  --panel-2: #101721;
  --ink: #f7f7f2;
  --muted: #929ca9;
  --muted-2: #626d7a;
  --line: rgba(255,255,255,.09);
  --orange: #f7931a;
  --orange-2: #ffb234;
  --orange-deep: #ff6b00;
  --orange-soft: rgba(247,147,26,.14);
  --green: #7dffa9;
  --shadow: 0 20px 80px rgba(0,0,0,.45);
  --radius: 22px;
  --shell: min(1240px, calc(100vw - 56px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0;
  background:
    radial-gradient(circle at 20% 0%, rgba(247,147,26,.06), transparent 24rem),
    var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
img { max-width: 100%; display: block; }
::selection { color: #120a00; background: var(--orange); }

.scroll-progress { position: fixed; inset: 0 0 auto 0; height: 2px; z-index: 1000; background: transparent; }
.scroll-progress span { display: block; width: 0; height: 100%; background: linear-gradient(90deg, var(--orange), #ffd27b); box-shadow: 0 0 16px var(--orange); }
.cursor-glow { position: fixed; width: 420px; height: 420px; border-radius: 50%; pointer-events: none; z-index: 0; opacity: .12; background: radial-gradient(circle, rgba(247,147,26,.32), rgba(247,147,26,.08) 38%, transparent 70%); transform: translate(-50%,-50%); filter: blur(10px); transition: opacity .25s ease; }

.site-header {
  position: fixed;
  top: 16px;
  left: 50%;
  width: min(1320px, calc(100vw - 32px));
  transform: translateX(-50%);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 28px;
  padding: 11px 12px 11px 18px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 18px;
  background: rgba(5,7,10,.66);
  backdrop-filter: blur(22px) saturate(130%);
  z-index: 900;
  box-shadow: 0 18px 50px rgba(0,0,0,.22);
  transition: background .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.site-header.scrolled { background: rgba(5,7,10,.9); border-color: rgba(247,147,26,.14); box-shadow: 0 18px 70px rgba(0,0,0,.45); }
.brand { display: flex; align-items: center; gap: 11px; min-width: 0; }
.brand img { width: 42px; height: 42px; object-fit: contain; filter: drop-shadow(0 0 12px rgba(247,147,26,.26)); }
.brand-copy { display: flex; flex-direction: column; line-height: 1.05; }
.brand-copy strong { font-size: 1.1rem; letter-spacing: .02em; }
.brand-copy small { color: #8e98a5; font-size: .6rem; letter-spacing: .09em; text-transform: uppercase; margin-top: 4px; }
.desktop-nav { display: flex; align-items: center; gap: 24px; font-size: .76rem; color: #bac1ca; }
.desktop-nav a { transition: color .2s ease; }
.desktop-nav a:hover { color: #fff; }
.header-actions { justify-self: end; display: flex; align-items: center; gap: 9px; }
.solid-btn, .ghost-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 10px;
  font-size: .74rem;
  font-weight: 750;
  letter-spacing: .02em;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}
.solid-btn { color: #160b00; background: linear-gradient(135deg, #ffb336, #f7931a 46%, #ff6b00); box-shadow: 0 12px 30px rgba(247,147,26,.18), inset 0 1px rgba(255,255,255,.35); }
.ghost-btn { color: #e7eaee; border: 1px solid rgba(255,255,255,.16); background: rgba(255,255,255,.025); }
.solid-btn:hover, .ghost-btn:hover { transform: translateY(-2px); }
.solid-btn:hover { box-shadow: 0 16px 42px rgba(247,147,26,.28), inset 0 1px rgba(255,255,255,.4); }
.ghost-btn:hover { border-color: rgba(247,147,26,.45); background: rgba(247,147,26,.055); }
.large { min-height: 52px; padding: 0 22px; border-radius: 12px; font-size: .8rem; }
.menu-btn { display: none; width: 42px; height: 42px; border: 1px solid var(--line); background: rgba(255,255,255,.03); border-radius: 10px; align-items: center; justify-content: center; flex-direction: column; gap: 5px; }
.menu-btn span { width: 17px; height: 1px; background: #fff; transition: transform .25s ease; }
.menu-btn[aria-expanded="true"] span:first-child { transform: translateY(3px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:last-child { transform: translateY(-3px) rotate(-45deg); }
.mobile-nav { position: fixed; inset: 84px 16px 16px; z-index: 850; padding: 28px; border: 1px solid var(--line); background: rgba(6,8,12,.97); backdrop-filter: blur(26px); border-radius: 20px; display: none; flex-direction: column; gap: 6px; }
.mobile-nav.open { display: flex; }
.mobile-nav a { padding: 17px 2px; border-bottom: 1px solid var(--line); font-size: 1.1rem; }

.section-shell { width: var(--shell); margin: 0 auto; position: relative; z-index: 2; }
.section-index { margin: 0 0 14px; color: var(--orange); font-size: .69rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { letter-spacing: -.045em; }
h2 { font-size: clamp(2.35rem, 5vw, 5.4rem); line-height: .98; margin-bottom: 24px; }
p { color: var(--muted); line-height: 1.75; }
.section-lede { max-width: 760px; font-size: clamp(1rem, 1.5vw, 1.2rem); }

.hero { min-height: 100svh; position: relative; display: grid; align-items: center; overflow: hidden; padding: 150px max(28px, calc((100vw - 1240px)/2)) 84px; isolation: isolate; }
.hero::before { content: ""; position: absolute; inset: 0; background:
  radial-gradient(circle at 73% 48%, rgba(247,147,26,.17), transparent 23%),
  radial-gradient(circle at 76% 42%, rgba(255,124,0,.08), transparent 42%),
  linear-gradient(90deg, rgba(4,7,11,.98) 0%, rgba(4,7,11,.94) 43%, rgba(4,7,11,.52) 65%, rgba(4,7,11,.8) 100%); z-index: -5; }
.hero-grid, .cta-grid { position: absolute; inset: 0; z-index: -4; opacity: .22; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(to bottom, transparent, #000 20%, #000 82%, transparent); }
.hero-scanline { position: absolute; inset: 0; z-index: -3; background: linear-gradient(transparent 0%, rgba(247,147,26,.02) 48%, rgba(247,147,26,.12) 50%, rgba(247,147,26,.02) 52%, transparent 100%); background-size: 100% 260px; animation: scan 8s linear infinite; opacity: .35; }
.hero-noise { position: absolute; inset: 0; z-index: -2; opacity: .06; 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='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E"); mix-blend-mode: soft-light; }
@keyframes scan { to { background-position-y: 260px; } }
.hero-copy { position: relative; z-index: 5; max-width: 710px; }
.project-line { color: #b7c0cc; text-transform: uppercase; font-size: .76rem; letter-spacing: .16em; font-weight: 800; margin-bottom: 26px; }
.hero h1 { font-size: clamp(4.25rem, 8.2vw, 8.7rem); line-height: .83; margin: 0 0 34px; max-width: 900px; }
.hero h1 span { color: var(--orange); text-shadow: 0 0 42px rgba(247,147,26,.13); }
.hero-lede { max-width: 660px; font-size: clamp(1.02rem, 1.3vw, 1.17rem); color: #b0b8c3; }
.hero-actions { display: flex; gap: 12px; margin-top: 34px; flex-wrap: wrap; }
.hero-proof { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; max-width: 790px; margin-top: 48px; }
.hero-proof div { border-top: 1px solid rgba(255,255,255,.12); padding-top: 14px; display: grid; grid-template-columns: auto 1fr; column-gap: 10px; }
.hero-proof strong { font-size: .76rem; align-self: end; }
.hero-proof small { grid-column: 2; color: #7c8794; line-height: 1.45; margin-top: 5px; }
.proof-icon { grid-row: 1 / 3; color: var(--orange); font: 700 .64rem/1 monospace; border: 1px solid rgba(247,147,26,.28); width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; }
.hero-visual { position: absolute; width: min(54vw, 720px); right: max(0px, calc((100vw - 1380px)/2)); top: 50%; translate: 0 -50%; aspect-ratio: 1; z-index: 1; display: grid; place-items: center; }
.hero-visual img { width: 70%; position: relative; z-index: 4; filter: drop-shadow(0 0 36px rgba(247,147,26,.22)); animation: heroFloat 7s ease-in-out infinite; }
.hero-halo { position: absolute; width: 72%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(247,147,26,.21), rgba(247,147,26,.04) 45%, transparent 70%); filter: blur(24px); animation: pulse 5s ease-in-out infinite; }
.orbit { position: absolute; border: 1px solid rgba(247,147,26,.25); border-radius: 50%; box-shadow: 0 0 30px rgba(247,147,26,.04), inset 0 0 30px rgba(247,147,26,.03); }
.orbit::before, .orbit::after { content: ""; position: absolute; width: 8px; height: 8px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 16px var(--orange); }
.orbit-a { width: 83%; height: 83%; transform: rotate(18deg) scaleY(.55); animation: orbitA 12s linear infinite; }
.orbit-b { width: 92%; height: 92%; transform: rotate(-36deg) scaleY(.48); animation: orbitB 16s linear infinite reverse; }
.orbit-c { width: 100%; height: 100%; border-style: dashed; opacity: .32; animation: spin 28s linear infinite; }
.orbit-a::before { left: 13%; top: 19%; }.orbit-a::after { right: 8%; bottom: 29%; }
.orbit-b::before { left: 30%; bottom: 0; }.orbit-b::after { right: 27%; top: -2%; }
.quantum-points { position: absolute; inset: 7%; border-radius: 50%; background-image: radial-gradient(circle, rgba(255,179,54,.65) 0 1px, transparent 1.8px); background-size: 31px 31px; mask-image: radial-gradient(circle, transparent 20%, #000 66%, transparent 74%); animation: spin 80s linear infinite reverse; opacity: .45; }
.hero-status { position: absolute; right: 4%; bottom: 15%; padding: 10px 13px; border: 1px solid rgba(247,147,26,.2); background: rgba(8,11,15,.78); border-radius: 8px; color: #c7ced7; font-size: .67rem; letter-spacing: .04em; backdrop-filter: blur(12px); z-index: 6; }
.hero-status span { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); }
@keyframes heroFloat { 0%,100% { transform: translateY(-6px) rotate(-.4deg); } 50% { transform: translateY(9px) rotate(.5deg); } }
@keyframes pulse { 0%,100% { opacity: .7; transform: scale(.95); } 50% { opacity: 1; transform: scale(1.08); } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes orbitA { to { transform: rotate(378deg) scaleY(.55); } }
@keyframes orbitB { to { transform: rotate(324deg) scaleY(.48); } }
.hero-bottom { position: absolute; bottom: 30px; left: max(28px, calc((100vw - 1240px)/2)); right: max(28px, calc((100vw - 1240px)/2)); display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); padding-top: 18px; gap: 22px; z-index: 5; }
.hero-stat { display: flex; align-items: baseline; gap: 10px; min-width: 0; }
.hero-stat strong { color: var(--orange); font-size: 1.6rem; }
.hero-stat span { color: #788493; font-size: .7rem; line-height: 1.35; }
.scroll-cue { position: absolute; left: 50%; bottom: 35px; translate: -50% 0; display: none; }

.threat-section { padding: 160px 0 110px; position: relative; overflow: hidden; }
.threat-section::before { content: ""; position: absolute; width: 700px; height: 700px; right: -270px; top: 10%; background: radial-gradient(circle, rgba(247,147,26,.06), transparent 68%); border-radius: 50%; }
.threat-layout { display: grid; grid-template-columns: .88fr 1.12fr; gap: 90px; align-items: start; }
.threat-copy { position: sticky; top: 140px; }
.threat-copy h2 { max-width: 560px; }
.preserve-line { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 34px; }
.preserve-line span { color: #d5d9df; font-size: .79rem; border-left: 2px solid var(--orange); padding-left: 10px; }
.threat-stage { display: grid; gap: 20px; }
.risk-card { min-height: 310px; border-radius: var(--radius); padding: 32px; background: linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.015)); border: 1px solid var(--line); box-shadow: var(--shadow); position: relative; overflow: hidden; }
.risk-card::after { content: ""; position: absolute; inset: auto 0 0; height: 1px; background: linear-gradient(90deg, transparent, rgba(247,147,26,.5), transparent); transform: translateX(-100%); transition: transform 1s ease; }
.risk-card.visible::after { transform: translateX(100%); }
.risk-top { display: flex; justify-content: space-between; align-items: center; color: var(--orange); font-size: .65rem; font-weight: 850; letter-spacing: .12em; }
.risk-top b { font-size: 1.3rem; font-weight: 500; opacity: .75; }
.risk-card h3 { font-size: clamp(1.8rem, 3vw, 3rem); margin: 56px 0 14px; max-width: 500px; }
.risk-card p { max-width: 590px; }
.risk-signal { position: absolute; right: 30px; bottom: 25px; display: flex; align-items: end; gap: 4px; height: 50px; opacity: .5; }
.risk-signal span { width: 3px; background: var(--orange); border-radius: 4px; animation: signal 1.2s ease-in-out infinite; }
.risk-signal span:nth-child(1) { height: 18%; animation-delay: -.2s; }.risk-signal span:nth-child(2) { height: 65%; animation-delay: -.5s; }.risk-signal span:nth-child(3) { height: 95%; animation-delay: -.8s; }.risk-signal span:nth-child(4) { height: 42%; animation-delay: -.3s; }.risk-signal span:nth-child(5) { height: 72%; animation-delay: -.7s; }
.risk-signal.fast span { animation-duration: .75s; }
@keyframes signal { 50% { transform: scaleY(.42); opacity: .35; } }
.solution-card { background: radial-gradient(circle at 80% 20%, rgba(247,147,26,.13), transparent 40%), linear-gradient(145deg, rgba(247,147,26,.07), rgba(255,255,255,.018)); border-color: rgba(247,147,26,.22); }
.solution-meter { position: absolute; left: 32px; right: 32px; bottom: 30px; height: 32px; border-top: 1px solid rgba(247,147,26,.2); display: flex; align-items: end; justify-content: space-between; }
.solution-meter span { width: 54%; height: 2px; background: var(--orange); box-shadow: 0 0 16px var(--orange); }
.solution-meter em { font-style: normal; color: #8d98a6; font-size: .65rem; }

.preserve-section { padding: 110px 0 150px; border-top: 1px solid rgba(255,255,255,.05); overflow: hidden; }
.preserve-header { display: grid; grid-template-columns: .8fr 1.2fr; align-items: end; gap: 50px; }
.preserve-header h2 { margin-bottom: 0; }
.preserve-marquee { margin: 58px 0 48px; width: 100vw; margin-left: calc((100vw - var(--shell))/-2); overflow: hidden; border-block: 1px solid rgba(247,147,26,.12); background: rgba(247,147,26,.02); }
.marquee-track { display: flex; width: max-content; gap: 28px; padding: 17px 0; animation: marquee 26s linear infinite; font-size: .7rem; font-weight: 850; letter-spacing: .14em; color: #bfc5cd; }
.marquee-track i { color: var(--orange); font-style: normal; }
@keyframes marquee { to { transform: translateX(-50%); } }
.preserve-grid { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); }
.preserve-item { padding: 28px 26px 8px 0; border-right: 1px solid var(--line); }
.preserve-item + .preserve-item { padding-left: 26px; }
.preserve-item:last-child { border-right: 0; }
.preserve-item span { color: var(--orange); font: 700 .66rem/1 monospace; }
.preserve-item h3 { font-size: 1.35rem; margin: 45px 0 10px; }
.preserve-item p { font-size: .82rem; }

.architecture-section { padding: 160px 0; position: relative; background: linear-gradient(180deg, transparent, rgba(255,255,255,.012), transparent); }
.architecture-section::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(247,147,26,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(247,147,26,.025) 1px, transparent 1px); background-size: 90px 90px; mask-image: radial-gradient(circle at 50% 50%, #000, transparent 72%); }
.architecture-intro { max-width: 960px; margin-bottom: 90px; }
.architecture-intro p:last-child { max-width: 790px; font-size: 1.03rem; }
.architecture-system { display: grid; grid-template-columns: 1fr .8fr 1fr; align-items: center; gap: 40px; min-height: 510px; position: relative; }
.system-node { min-height: 370px; padding: 34px; border: 1px solid var(--line); border-radius: 20px; background: rgba(10,14,20,.88); box-shadow: var(--shadow); position: relative; overflow: hidden; }
.system-node::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 50% 0%, rgba(247,147,26,.09), transparent 40%); opacity: .7; }
.node-kicker { position: relative; color: var(--orange); font-size: .68rem; letter-spacing: .12em; font-weight: 800; }
.system-node h3 { position: relative; font-size: 2.25rem; margin: 70px 0 28px; }
.system-node ul { position: relative; list-style: none; margin: 0; padding: 0; display: grid; gap: 13px; color: #9ca6b3; font-size: .86rem; }
.system-node li::before { content: "+"; color: var(--orange); margin-right: 10px; }
.verifier-core { width: 100%; aspect-ratio: 1; border-radius: 50%; border: 1px solid rgba(247,147,26,.33); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; position: relative; background: radial-gradient(circle, rgba(247,147,26,.15), rgba(247,147,26,.02) 50%, rgba(6,9,13,.92) 70%); box-shadow: 0 0 80px rgba(247,147,26,.1), inset 0 0 50px rgba(247,147,26,.04); }
.verifier-core::before { content: ""; position: absolute; inset: 8%; border: 1px dashed rgba(247,147,26,.24); border-radius: 50%; animation: spin 30s linear infinite; }
.core-rings i { position: absolute; inset: -8%; border: 1px solid rgba(247,147,26,.1); border-radius: 50%; }.core-rings i:nth-child(2) { inset: -18%; }.core-rings i:nth-child(3) { inset: -28%; opacity: .4; }
.core-label { color: var(--orange); font: 800 .68rem/1 monospace; letter-spacing: .12em; position: relative; }
.verifier-core strong { position: relative; font-size: clamp(1.4rem, 2.5vw, 2.1rem); max-width: 190px; margin-top: 9px; }
.core-properties { position: absolute; inset: auto -28% -66px; display: flex; justify-content: center; gap: 7px; flex-wrap: wrap; }
.core-properties span { border: 1px solid rgba(247,147,26,.16); background: rgba(247,147,26,.04); color: #9da8b4; font: 700 .56rem/1 monospace; padding: 7px 9px; border-radius: 100px; }
.system-rail { position: absolute; top: 50%; width: 18%; height: 1px; background: linear-gradient(90deg, transparent, rgba(247,147,26,.7)); box-shadow: 0 0 16px rgba(247,147,26,.35); }
.rail-left { left: 29%; }.rail-right { right: 29%; transform: scaleX(-1); }
.architecture-layers { margin-top: 110px; display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.layer-card { min-height: 240px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.01); transition: background .25s ease; }
.layer-card:hover { background: rgba(247,147,26,.035); }
.layer-card b { color: var(--orange); font: 700 .66rem/1 monospace; }
.layer-card span { display: block; margin: 58px 0 11px; font-size: 1.2rem; font-weight: 750; letter-spacing: -.02em; }
.layer-card p { font-size: .8rem; }

.flow-section { height: 240vh; position: relative; }
.flow-sticky { position: sticky; top: 0; min-height: 100svh; display: grid; place-items: center; overflow: hidden; background:
  radial-gradient(circle at 50% 58%, rgba(247,147,26,.08), transparent 31%),
  #06090d; }
.flow-sticky::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px); background-size: 60px 60px; mask-image: linear-gradient(to bottom, transparent, #000 20%, #000 80%, transparent); }
.flow-shell { padding: 120px 0 70px; }
.flow-copy { max-width: 850px; }
.flow-copy h2 { font-size: clamp(2.6rem, 5vw, 5.6rem); }
.flow-copy p:last-child { max-width: 720px; }
.flow-visual { position: relative; margin-top: 82px; display: grid; grid-template-columns: repeat(6,1fr); gap: 14px; align-items: center; min-height: 230px; }
.flow-line { position: absolute; inset: 44px 0 auto; width: 100%; height: 150px; overflow: visible; z-index: 0; }
.flow-line path { fill: none; stroke: rgba(247,147,26,.7); stroke-width: 2; stroke-dasharray: 1; stroke-dashoffset: 1; filter: drop-shadow(0 0 10px rgba(247,147,26,.3)); }
.flow-step { position: relative; z-index: 2; min-height: 170px; padding: 18px 14px; border-radius: 14px; border: 1px solid var(--line); background: rgba(7,11,16,.88); display: flex; flex-direction: column; justify-content: flex-end; transition: transform .4s ease, border-color .4s ease, background .4s ease, opacity .4s ease; opacity: .4; transform: translateY(18px) scale(.97); }
.flow-step.active { opacity: 1; transform: translateY(0) scale(1); border-color: rgba(247,147,26,.45); background: rgba(247,147,26,.055); box-shadow: 0 18px 60px rgba(247,147,26,.06); }
.flow-step i { position: absolute; left: 14px; top: 14px; font-style: normal; font: 700 .63rem/1 monospace; color: var(--orange); }
.flow-step b { font-size: .88rem; letter-spacing: -.02em; }
.flow-step span { margin-top: 7px; color: #75808d; font-size: .68rem; line-height: 1.4; }
.flow-footnotes { margin-top: 34px; display: flex; gap: 26px; flex-wrap: wrap; color: #77828f; font-size: .71rem; }
.flow-footnotes b { color: #d9dde2; }

.crypto-section { padding: 160px 0; }
.crypto-header { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; align-items: end; }
.crypto-header h2 { margin-bottom: 0; }
.crypto-header p:last-child { align-self: end; margin-bottom: 8px; }
.crypto-stage { margin-top: 70px; display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.algo-card { min-height: 540px; padding: 28px; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(160deg, rgba(255,255,255,.05), rgba(255,255,255,.012)); position: relative; overflow: hidden; box-shadow: var(--shadow); }
.algo-card::before { content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%; top: -170px; right: -100px; background: radial-gradient(circle, rgba(247,147,26,.18), transparent 70%); }
.algo-card.primary { border-color: rgba(247,147,26,.32); transform: translateY(-12px); }
.algo-card.future { opacity: .82; }
.algo-top { position: relative; display: flex; justify-content: space-between; color: var(--orange); font-size: .62rem; font-weight: 850; letter-spacing: .1em; }
.algo-top b { color: #cfd4da; font-weight: 700; letter-spacing: .04em; }
.algo-card h3 { position: relative; margin: 90px 0 18px; font-size: clamp(2.4rem, 4vw, 4rem); }
.algo-card p { position: relative; min-height: 125px; }
.algo-card dl { position: absolute; left: 28px; right: 28px; bottom: 28px; margin: 0; border-top: 1px solid var(--line); }
.algo-card dl div { display: flex; justify-content: space-between; gap: 20px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.algo-card dt { color: #697483; font-size: .68rem; }.algo-card dd { margin: 0; color: #e7e9ec; font-size: .72rem; font-weight: 700; text-align: right; }

.migration-section { padding: 160px 0; background: linear-gradient(180deg, transparent, rgba(247,147,26,.018), transparent); }
.migration-shell { display: grid; grid-template-columns: .86fr 1.14fr; gap: 90px; align-items: center; }
.migration-copy h2 { font-size: clamp(2.7rem, 5vw, 5.2rem); }
.migration-features { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 30px; }
.migration-features span { padding: 9px 11px; border-radius: 999px; border: 1px solid var(--line); color: #9da6b0; font-size: .67rem; }
.migration-console { border: 1px solid rgba(247,147,26,.19); border-radius: 18px; overflow: hidden; background: rgba(7,10,15,.92); box-shadow: 0 30px 100px rgba(0,0,0,.5), 0 0 80px rgba(247,147,26,.05); }
.console-head { height: 52px; display: flex; align-items: center; gap: 7px; padding: 0 18px; background: rgba(255,255,255,.025); border-bottom: 1px solid var(--line); }
.console-head span { width: 7px; height: 7px; border-radius: 50%; background: #3d4651; }.console-head span:first-child { background: var(--orange); }.console-head b { margin-left: 8px; color: #737e8b; font: 600 .65rem/1 monospace; }
.console-row { display: grid; grid-template-columns: 42px 1fr auto; align-items: center; gap: 14px; padding: 24px 20px; border-bottom: 1px solid var(--line); position: relative; }
.console-row::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: #47515d; }.console-row.high::before { background: var(--orange); }.console-row.medium::before { background: #e8b84f; }.console-row.low::before { background: #6e7c8d; }
.console-row i { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; font: 700 .65rem/1 monospace; color: var(--orange); }
.console-row strong { display: block; font-size: .82rem; }.console-row small { display: block; color: #697482; margin-top: 5px; }.console-row em { color: #9da6b1; font-style: normal; font: 700 .58rem/1 monospace; letter-spacing: .08em; }
.console-footer { min-height: 68px; display: flex; align-items: center; gap: 8px; padding: 0 20px; color: #6e7987; font: 600 .65rem/1 monospace; }.console-footer b { color: #dce0e5; }.pulse-dot { margin-left: auto; width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 16px var(--green); animation: pulseDot 1.8s ease-in-out infinite; }
@keyframes pulseDot { 50% { opacity: .35; transform: scale(.8); } }

.assurance-section { padding: 160px 0; position: relative; overflow: hidden; }
.assurance-section::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 50% 20%, rgba(247,147,26,.05), transparent 35%); }
.assurance-header { max-width: 930px; }
.assurance-grid { margin-top: 70px; display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.assurance-card { min-height: 265px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); position: relative; overflow: hidden; }
.assurance-card::after { content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 1px; background: var(--orange); transform: scaleX(0); transform-origin: left; transition: transform .45s ease; box-shadow: 0 0 14px var(--orange); }.assurance-card:hover::after { transform: scaleX(1); }
.assurance-card span { color: var(--orange); font: 700 .65rem/1 monospace; }.assurance-card h3 { font-size: 1.45rem; margin: 55px 0 12px; }.assurance-card p { font-size: .8rem; }
.assurance-band { margin-top: 40px; display: grid; grid-template-columns: auto 1fr auto; gap: 26px; align-items: center; padding: 28px; border: 1px solid rgba(247,147,26,.18); background: rgba(247,147,26,.035); border-radius: 16px; }
.assurance-number { font-size: 4rem; line-height: .8; color: var(--orange); font-weight: 850; }.assurance-band strong { font-size: 1.1rem; }.assurance-band p { margin: 6px 0 0; font-size: .78rem; }.band-status { color: #9ba5b1; font: 700 .63rem/1 monospace; letter-spacing: .08em; white-space: nowrap; }.band-status i { display: inline-block; width: 7px; height: 7px; background: var(--green); border-radius: 50%; box-shadow: 0 0 12px var(--green); margin-right: 7px; }

.roadmap-section { height: 430vh; position: relative; background: #06090d; }
.roadmap-sticky { position: sticky; top: 0; min-height: 100svh; overflow: hidden; display: flex; flex-direction: column; justify-content: center; }
.roadmap-heading { display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: 80px; margin-bottom: 46px; }
.roadmap-heading h2 { font-size: clamp(2.5rem, 4.7vw, 5rem); margin-bottom: 0; }.roadmap-heading > p { margin-bottom: 5px; }
.roadmap-window { overflow: visible; margin-left: max(28px, calc((100vw - 1240px)/2)); }
.roadmap-track { display: flex; gap: 18px; width: max-content; will-change: transform; }
.roadmap-card { width: min(420px, 76vw); min-height: 405px; padding: 30px; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(160deg, rgba(255,255,255,.05), rgba(255,255,255,.015)); position: relative; overflow: hidden; }
.roadmap-card::before { content: ""; position: absolute; inset: auto 0 0; height: 3px; background: linear-gradient(90deg, var(--orange), transparent); }
.phase-no { width: 46px; height: 46px; border: 1px solid rgba(247,147,26,.28); border-radius: 50%; display: grid; place-items: center; color: var(--orange); font: 700 .7rem/1 monospace; }
.roadmap-card > span { display: block; color: var(--orange); font: 700 .62rem/1 monospace; letter-spacing: .08em; margin: 64px 0 12px; }.roadmap-card h3 { font-size: 2rem; margin-bottom: 16px; }.roadmap-card p { font-size: .82rem; }.roadmap-card small { position: absolute; left: 30px; right: 30px; bottom: 28px; padding-top: 16px; border-top: 1px solid var(--line); color: #7c8794; line-height: 1.5; }
.roadmap-progress { width: var(--shell); height: 2px; margin: 36px auto 0; background: rgba(255,255,255,.06); }.roadmap-progress span { display: block; width: 0; height: 100%; background: var(--orange); box-shadow: 0 0 12px var(--orange); }

.deliverables-section { padding: 170px 0; }
.deliverables-header { max-width: 900px; margin-bottom: 70px; }
.deliverables-grid { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.deliverable { min-height: 260px; padding: 26px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.008); transition: background .25s ease, transform .25s ease; }
.deliverable:hover { background: rgba(247,147,26,.035); transform: translateY(-3px); }.deliverable span { color: var(--orange); font: 700 .65rem/1 monospace; }.deliverable h3 { margin: 62px 0 12px; font-size: 1.22rem; }.deliverable p { font-size: .76rem; }.deliverable.wide { grid-column: span 4; min-height: 200px; display: grid; grid-template-columns: auto 1fr 1.4fr; align-items: start; gap: 34px; }.deliverable.wide h3 { margin: 0; font-size: 1.7rem; }.deliverable.wide p { margin: 0; }

.license-section { min-height: 100svh; display: grid; align-items: center; position: relative; overflow: hidden; background: linear-gradient(120deg, #080b10 0%, #06080c 48%, #0d0803 100%); }
.license-section::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(circle at 78% 50%, rgba(247,147,26,.13), transparent 32%); }
.license-shell { padding: 160px 0; }
.license-copy { max-width: 750px; }
.license-copy h2 { font-size: clamp(3rem, 6vw, 6.3rem); }
.license-visual { position: absolute; width: min(55vw, 760px); right: -4vw; top: 50%; transform: translateY(-50%); aspect-ratio: 1; display: grid; place-items: center; opacity: .55; }
.license-visual img { width: 62%; filter: grayscale(.15) drop-shadow(0 0 50px rgba(247,147,26,.2)); }
.license-orbit { position: absolute; border: 1px solid rgba(247,147,26,.16); border-radius: 50%; }.license-orbit.a { inset: 9%; }.license-orbit.b { inset: 0; border-style: dashed; animation: spin 34s linear infinite; }.license-orbit.c { inset: -11%; opacity: .45; }
.license-split { margin-top: 50px; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.license-split div { padding: 25px 30px 0 0; }.license-split div + div { border-left: 1px solid var(--line); padding-left: 30px; }.license-split span { color: var(--orange); font: 700 .63rem/1 monospace; letter-spacing: .08em; }.license-split strong { display: block; font-size: 1.2rem; margin: 13px 0; }.license-split p { font-size: .77rem; }

.funding-section { padding: 160px 0; }
.funding-shell { display: grid; grid-template-columns: .92fr 1.08fr; gap: 90px; align-items: start; }.funding-copy { position: sticky; top: 140px; }.funding-copy h2 { font-size: clamp(2.7rem, 4.8vw, 5rem); }.funding-list { border-top: 1px solid var(--line); }.funding-row { display: grid; grid-template-columns: 55px 1fr 1.1fr; gap: 18px; padding: 27px 0; border-bottom: 1px solid var(--line); align-items: start; }.funding-row span { color: var(--orange); font: 700 .64rem/1 monospace; padding-top: 4px; }.funding-row strong { font-size: .96rem; }.funding-row p { margin: 0; font-size: .78rem; }

.cta-section { min-height: 100svh; position: relative; display: grid; align-items: center; overflow: hidden; border-top: 1px solid rgba(247,147,26,.15); background: #05070a; }
.cta-glow { position: absolute; width: 1000px; height: 1000px; left: 50%; top: 50%; translate: -50% -50%; border-radius: 50%; background: radial-gradient(circle, rgba(247,147,26,.12), rgba(247,147,26,.025) 36%, transparent 70%); }
.cta-shell { padding: 150px 0; display: grid; grid-template-columns: .7fr 1.3fr; gap: 80px; align-items: center; }.cta-mark { width: min(440px, 100%); filter: drop-shadow(0 0 55px rgba(247,147,26,.18)); animation: heroFloat 8s ease-in-out infinite; }.cta-copy h2 { font-size: clamp(3.3rem, 6.4vw, 6.8rem); }.cta-copy p { max-width: 700px; }.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 34px; }

.site-footer { width: var(--shell); margin: 0 auto; padding: 38px 0 50px; border-top: 1px solid var(--line); display: grid; grid-template-columns: .7fr 1fr .8fr; gap: 40px; align-items: start; }
.footer-brand { display: flex; gap: 11px; align-items: center; }.footer-brand img { width: 42px; height: 42px; object-fit: contain; }.footer-brand div { display: flex; flex-direction: column; }.footer-brand strong { font-size: 1.1rem; }.footer-brand small { color: #737d8a; font-size: .6rem; margin-top: 3px; }
.footer-meta { display: grid; gap: 8px; color: #6e7885; font-size: .67rem; line-height: 1.5; }.footer-meta strong { color: #adb5bf; }.footer-links { display: flex; flex-wrap: wrap; gap: 10px 16px; font-size: .68rem; color: #929ca8; justify-content: flex-end; }.footer-links a:hover { color: var(--orange); }.footer-note { grid-column: 1 / -1; margin: 14px 0 0; padding-top: 20px; border-top: 1px solid var(--line); font-size: .63rem; color: #5c6672; }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); transition-delay: var(--delay,0ms); }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1120px) {
  :root { --shell: min(100% - 40px, 1060px); }
  .desktop-nav { display: none; }
  .site-header { grid-template-columns: 1fr auto; }
  .header-actions { display: none; }
  .menu-btn { display: flex; justify-self: end; }
  .hero { padding-left: 28px; padding-right: 28px; }
  .hero-copy { max-width: 620px; }
  .hero-visual { right: -160px; opacity: .65; width: 690px; }
  .hero-bottom { grid-template-columns: repeat(2,1fr); width: 46%; }
  .threat-layout, .migration-shell, .funding-shell { grid-template-columns: 1fr; gap: 54px; }
  .threat-copy, .funding-copy { position: relative; top: auto; }
  .architecture-system { grid-template-columns: 1fr; max-width: 700px; margin: 0 auto; }
  .verifier-core { width: 320px; justify-self: center; margin: 60px 0; }
  .system-rail { display: none; }
  .architecture-layers, .assurance-grid { grid-template-columns: repeat(2,1fr); }
  .crypto-header, .preserve-header { grid-template-columns: 1fr; gap: 24px; }
  .crypto-stage { grid-template-columns: 1fr; max-width: 760px; margin-left: auto; margin-right: auto; }
  .algo-card.primary { transform: none; }
  .deliverables-grid { grid-template-columns: repeat(3,1fr); }
  .deliverable.wide { grid-column: span 3; }
  .license-visual { right: -280px; opacity: .28; }
  .license-copy { max-width: 690px; }
  .cta-shell { grid-template-columns: .8fr 1.2fr; }
}

@media (max-width: 780px) {
  :root { --shell: calc(100vw - 32px); --radius: 18px; }
  .cursor-glow { display: none; }
  .site-header { top: 10px; width: calc(100vw - 20px); padding-left: 12px; }
  .brand-copy small { display: none; }
  .hero { min-height: 980px; padding: 132px 16px 46px; display: block; }
  .hero::before { background: radial-gradient(circle at 50% 25%, rgba(247,147,26,.14), transparent 24rem), linear-gradient(180deg, rgba(4,7,11,.7), rgba(4,7,11,.98) 58%); }
  .hero h1 { font-size: clamp(3.4rem, 16vw, 6rem); max-width: 100%; }
  .hero-lede { font-size: .98rem; }
  .hero-proof { grid-template-columns: 1fr; margin-top: 34px; gap: 13px; }
  .hero-visual { position: relative; width: 440px; max-width: 112vw; right: auto; top: auto; margin: 38px auto 0; translate: 0 0; opacity: .82; }
  .hero-status { right: 10%; bottom: 5%; }
  .hero-bottom { position: relative; bottom: auto; left: auto; right: auto; width: 100%; margin-top: 28px; grid-template-columns: 1fr 1fr; }
  h2 { font-size: clamp(2.65rem, 11vw, 4.3rem); }
  .threat-section, .preserve-section, .architecture-section, .crypto-section, .migration-section, .assurance-section, .deliverables-section, .funding-section { padding: 105px 0; }
  .risk-card { min-height: 300px; padding: 24px; }
  .risk-card h3 { margin-top: 44px; }
  .preserve-grid, .architecture-layers, .assurance-grid { grid-template-columns: 1fr; }
  .preserve-item, .preserve-item + .preserve-item { padding: 24px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .preserve-item h3 { margin-top: 28px; }
  .architecture-intro { margin-bottom: 55px; }
  .system-node { min-height: auto; padding: 26px; }.system-node h3 { margin-top: 48px; }.verifier-core { width: 250px; margin: 72px auto; }.core-properties { inset: auto -12% -92px; }
  .layer-card { min-height: 200px; }.layer-card span { margin-top: 35px; }
  .flow-section { height: auto; }.flow-sticky { position: relative; min-height: auto; }.flow-shell { padding: 100px 0; }.flow-visual { grid-template-columns: 1fr; gap: 10px; min-height: auto; margin-top: 48px; }.flow-line { display: none; }.flow-step { min-height: 118px; opacity: 1; transform: none; padding: 17px 18px 17px 64px; justify-content: center; }.flow-step i { left: 18px; top: 50%; transform: translateY(-50%); }.flow-footnotes { display: grid; gap: 10px; }
  .algo-card { min-height: 500px; }
  .migration-console { border-radius: 14px; }.console-row { grid-template-columns: 40px 1fr; }.console-row em { grid-column: 2; margin-top: 4px; }
  .assurance-band { grid-template-columns: auto 1fr; }.band-status { grid-column: 1 / -1; }
  .roadmap-section { height: auto; padding: 110px 0; }.roadmap-sticky { position: relative; min-height: auto; }.roadmap-heading { grid-template-columns: 1fr; gap: 18px; }.roadmap-window { margin-left: 16px; margin-right: 16px; overflow-x: auto; scrollbar-width: none; }.roadmap-window::-webkit-scrollbar { display: none; }.roadmap-track { transform: none !important; }.roadmap-card { width: 84vw; min-height: 430px; }.roadmap-progress { display: none; }
  .deliverables-grid { grid-template-columns: 1fr; }.deliverable.wide { grid-column: span 1; display: block; min-height: 260px; }.deliverable.wide h3 { margin: 62px 0 12px; font-size: 1.22rem; }
  .license-section { min-height: auto; }.license-shell { padding: 120px 0; }.license-visual { width: 650px; right: -400px; opacity: .18; }.license-split { grid-template-columns: 1fr; }.license-split div { padding: 22px 0; }.license-split div + div { border-left: 0; border-top: 1px solid var(--line); padding-left: 0; }
  .funding-row { grid-template-columns: 38px 1fr; }.funding-row p { grid-column: 2; }
  .cta-section { min-height: auto; }.cta-shell { grid-template-columns: 1fr; gap: 35px; padding: 110px 0; }.cta-mark { width: 260px; }.cta-copy h2 { font-size: clamp(3rem, 13vw, 5rem); }
  .site-footer { grid-template-columns: 1fr; gap: 24px; }.footer-links { justify-content: flex-start; }
}

@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; }
  .roadmap-track { transform: none !important; }
}