/* Alta Cryptum — Direction B (light). Single light theme by design. */
:root {
  color-scheme: light;
  --white: #FFFFFF;
  --cloud: #F7FAFF;
  --frost: #EBF3FF;
  --atmos: #D6E8FF;
  --sky: #4FA3FF;
  --horizon: #2B7FFF;
  --mist: #AFCBFF;
  --signal: #0D3B66;
  --graphite: #1A1F2B;
  --steel: #3A4358;
  --cool: #8A94A6;
  --pale: #C4CFDF;
  --nx-yellow: #FCBF13;
  --nx-black: #1A1717;
  --nx-grey: #D9D9D9;
  --nx-bg: #F7F7F7;
  --nx-muted: #4A4545;
  --f: 'Host Grotesk', -apple-system, 'Segoe UI', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', monospace;
  --gut: clamp(16px, 3.4vw, 48px);
  --sec: clamp(88px, 11vw, 160px);
  --glossy: linear-gradient(180deg, #FFFFFF 0%, #F7FAFF 100%);
  --glossy-2: linear-gradient(180deg, #FFFFFF 0%, #EBF3FF 100%);
  --shadow: 0 1px 0 #FFFFFF inset, 0 24px 50px -32px rgba(13, 59, 102, .45);
  --btn: linear-gradient(180deg, #4FA3FF 0%, #2B7FFF 100%);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; background: var(--cloud); color: var(--signal); font: 400 17px/1.5 var(--f); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; }
a { color: var(--horizon); }
:focus-visible { outline: 2px solid var(--horizon); outline-offset: 3px; }
h1, h2, h3, p { margin: 0; font-weight: 400; }
h1, h2, h3 { text-wrap: balance; }
.label { font: 400 11px/1.6 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--cool); }
.pad { padding-inline: var(--gut); }
.dim { color: var(--cool); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 22px; font: 400 16px/1 var(--f); border-radius: 4px; text-decoration: none; cursor: pointer; border: 1px solid transparent; transition: transform .15s, box-shadow .15s, background .15s; }
.btn-primary { color: #fff; background: var(--btn); box-shadow: 0 1px 0 rgba(255,255,255,.45) inset, 0 10px 24px -10px rgba(43,127,255,.7); }
.btn-primary:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 1px 0 rgba(255,255,255,.45) inset, 0 14px 28px -10px rgba(43,127,255,.85); }
.btn-ghost { color: var(--signal); background: rgba(255,255,255,.8); border-color: var(--mist); }
.btn-ghost:hover { color: var(--signal); border-color: var(--horizon); background: #fff; }

/* Header */
.site-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50; background: rgba(255,255,255,.82); backdrop-filter: saturate(1.6) blur(14px); -webkit-backdrop-filter: saturate(1.6) blur(14px); border-bottom: 1px solid var(--atmos); }
.nav { height: 72px; display: flex; align-items: center; gap: 16px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand .mark { height: 32px; width: auto; }
.brand .bar { height: 20px; width: auto; }
.nav-links { margin-left: auto; display: flex; align-items: center; list-style: none; padding: 0; margin-block: 0; }
.nav-links a:not(.btn) { display: block; padding: 10px 16px; font: 400 11px/1 var(--mono); letter-spacing: .06em; color: var(--steel); text-decoration: none; }
.nav-links a:not(.btn):hover { color: var(--horizon); }
.nav-links .btn { margin-left: 16px; min-height: 44px; font-size: 15px; }
.menu-btn { display: none; margin-left: auto; min-height: 44px; padding: 0 14px; font: 400 11px var(--mono); letter-spacing: .06em; color: var(--signal); background: #fff; border: 1px solid var(--mist); border-radius: 4px; cursor: pointer; }
@media (max-width: 900px) {
  .menu-btn { display: block; }
  .nav-links { display: none; position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; align-items: stretch; background: #fff; border-bottom: 1px solid var(--atmos); padding: 8px var(--gut) 20px; box-shadow: 0 20px 40px -24px rgba(13,59,102,.35); }
  .nav-links.open { display: flex; }
  .nav-links a:not(.btn) { padding: 16px 0; border-bottom: 1px solid var(--frost); font-size: 12px; }
  .nav-links .btn { margin: 16px 0 0; }
  .brand .mark { height: 28px; } .brand .bar { height: 17px; }
}

/* Hero */
.hero { padding-block: 48px clamp(72px, 9vw, 120px); display: flex; flex-direction: column; gap: clamp(72px, 10vw, 140px); border-bottom: 1px solid var(--atmos);
  background-color: var(--cloud);
  background-image: radial-gradient(900px 520px at 88% 8%, rgba(79,163,255,.28), rgba(79,163,255,0) 70%), radial-gradient(700px 480px at 8% 100%, rgba(214,232,255,.9), rgba(214,232,255,0) 70%); }
.meta-row { display: grid; grid-template-columns: repeat(3, 1fr); }
.meta-row span:nth-child(2) { text-align: center; } .meta-row span:nth-child(3) { text-align: right; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 64px; align-items: end; }
.hero h1 { font-size: clamp(44px, 7.2vw, 104px); line-height: .98; letter-spacing: -.045em; color: var(--signal); max-width: 17ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 40px; }
.hero-side { display: flex; flex-direction: column; gap: 20px; font: 400 11px/1.7 var(--mono); letter-spacing: .04em; color: var(--steel); padding-bottom: 8px; }
.hero-side .cue { color: var(--horizon); }
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .meta-row { grid-template-columns: 1fr 1fr; } .meta-row span:nth-child(2) { display: none; }
}

/* Statement */
.statement { padding-block: var(--sec); background: var(--white); display: flex; flex-direction: column; gap: 40px; }
.statement h2 { font-size: clamp(40px, 6.6vw, 96px); line-height: 1; letter-spacing: -.04em; }
.lede { font-size: clamp(19px, 1.8vw, 24px); line-height: 1.4; letter-spacing: -.01em; color: var(--steel); max-width: 720px; }

/* Workflow */
.workflow { padding-block: var(--sec); background: linear-gradient(180deg, var(--cloud) 0%, var(--frost) 100%); border-block: 1px solid var(--atmos); display: flex; flex-direction: column; gap: 48px; }
.sec-title { display: flex; flex-direction: column; gap: 6px; }
.sec-title h2 { font-size: clamp(32px, 3.4vw, 48px); line-height: 1.15; letter-spacing: -.02em; }
.sec-title p { font-size: clamp(22px, 2.3vw, 32px); line-height: 1.3; color: var(--cool); }
.tabs { display: flex; justify-content: center; gap: 8px; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; }
.tab { flex: none; display: flex; flex-direction: column; align-items: flex-start; gap: 6px; min-width: 124px; min-height: 44px; padding: 12px 14px; font: 400 11px/1 var(--mono); letter-spacing: .05em; color: var(--steel); background: rgba(255,255,255,.55); border: 1px solid var(--mist); border-radius: 4px; cursor: pointer; text-align: left; transition: all .15s; }
.tab span { color: var(--cool); }
.tab:hover { border-color: var(--horizon); background: #fff; }
.tab[aria-selected="true"] { color: var(--signal); background: #fff; border-color: var(--horizon); box-shadow: 0 8px 20px -12px rgba(43,127,255,.8); }
@media (max-width: 900px) { .tabs { justify-content: flex-start; margin-inline: calc(var(--gut) * -1); padding-inline: var(--gut); } }
.panel { background: var(--glossy); border: 1px solid var(--mist); border-radius: 8px; box-shadow: 0 1px 0 #fff inset, 0 30px 70px -35px rgba(13,59,102,.35); overflow: hidden; }
.panel-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px; padding: 18px 24px; border-bottom: 1px solid var(--atmos); }
.panel-head strong { font-weight: 400; font-size: 22px; }
.panel-body { display: grid; grid-template-columns: 360px minmax(0, 1fr); min-height: 460px; }
.tracker { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; border-right: 1px solid var(--atmos); background: #fff; }
.tracker li { flex: 1; display: flex; align-items: center; gap: 16px; padding: 14px 24px; border-bottom: 1px solid var(--frost); color: var(--steel); font-size: 15px; cursor: pointer; }
.tracker li:last-child { border-bottom: 0; }
.tracker li .n { font: 400 11px var(--mono); color: var(--cool); }
.tracker li .t { flex: 1; }
.tracker li { position: relative; overflow: hidden; transition: background .25s, color .25s; }
.tracker li.done { color: var(--signal); }
.tracker li.done::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(100deg, rgba(79,163,255,0) 35%, rgba(79,163,255,.16) 50%, rgba(79,163,255,0) 65%); background-size: 260% 100%; animation: rowsheen 3.8s ease-in-out infinite; }
.tracker li.done:nth-child(2)::after { animation-delay: .35s; } .tracker li.done:nth-child(3)::after { animation-delay: .7s; } .tracker li.done:nth-child(4)::after { animation-delay: 1.05s; } .tracker li.done:nth-child(5)::after { animation-delay: 1.4s; }
.tracker li.done:hover { background: var(--cloud); }
.tracker li.done:hover .n { color: var(--horizon); }
@keyframes rowsheen { 0% { background-position: 130% 0; } 60%, 100% { background-position: -30% 0; } }
.tracker li.active { background: var(--frost); color: var(--signal); }
.ring { flex: none; position: relative; width: 22px; height: 22px; border-radius: 50%; border: 1.5px solid var(--mist); background: #fff; transition: border-color .25s, transform .25s, box-shadow .25s, background .25s; }
.ring::after { content: ""; position: absolute; inset: 5px; border-radius: 50%; background: var(--horizon); transform: scale(0); transition: transform .25s cubic-bezier(.2,.8,.2,1); }
.tracker li:hover .ring { border-color: var(--horizon); transform: scale(1.12); box-shadow: 0 0 0 5px rgba(43,127,255,.10); }
.tracker li:hover .ring::after { transform: scale(.55); }
.tracker li.done .ring { border-color: var(--sky); }
.tracker li.active .ring { border-color: var(--horizon); background: #fff; box-shadow: 0 0 0 5px rgba(43,127,255,.14); animation: ringpulse 2.4s ease-in-out infinite; }
.tracker li.active .ring::after { transform: scale(1); background: var(--btn); }
@keyframes ringpulse { 0%, 100% { box-shadow: 0 0 0 4px rgba(43,127,255,.16); } 50% { box-shadow: 0 0 0 9px rgba(43,127,255,0); } }
.callouts { padding: 40px; display: flex; flex-direction: column; gap: 16px; justify-content: center; background-image: radial-gradient(600px 300px at 80% 20%, rgba(79,163,255,.12), rgba(79,163,255,0) 70%); }
.callout { display: flex; gap: 18px; align-items: center; padding: 22px 24px; background: var(--glossy); border: 1px solid var(--atmos); border-radius: 6px; box-shadow: 0 12px 30px -20px rgba(13,59,102,.4); font-size: 18px; line-height: 1.4; transition: opacity .25s, transform .25s; }
.callout:nth-child(2) { margin-left: 48px; } .callout:nth-child(3) { margin-left: 96px; }
.callout .dot { flex: none; width: 30px; height: 30px; border: 1px solid var(--horizon); border-radius: 50%; display: grid; place-items: center; font-size: 14px; color: var(--horizon); }
.callouts.swap .callout { opacity: .2; transform: translateY(4px); }
@media (max-width: 900px) {
  .panel-body { grid-template-columns: 1fr; min-height: 0; }
  .tracker { border-right: 0; border-bottom: 1px solid var(--atmos); }
  .tracker li { padding: 12px 16px; }
  .callouts { padding: 20px 16px; }
  .callout { font-size: 16px; padding: 16px; }
  .callout:nth-child(2), .callout:nth-child(3) { margin-left: 0; }
}

/* Capabilities */
.caps { background: var(--cloud); padding-bottom: var(--sec); }
.cap { padding-top: clamp(80px, 9vw, 120px); display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.cap-left { display: flex; flex-direction: column; gap: 28px; }
.rail { display: flex; align-items: center; gap: 10px; font: 400 12px var(--mono); color: var(--cool); }
.rail i { width: 24px; height: 1px; background: var(--pale); }
.rail i.on { flex: 1; background: var(--horizon); }
.rail b { font-weight: 400; color: var(--horizon); }
.cap h3 { font-size: clamp(38px, 5vw, 72px); line-height: 1.05; letter-spacing: -.03em; }
.cap-right { display: flex; flex-direction: column; gap: 28px; padding-top: 44px; }
.cap-right p { font-size: clamp(19px, 1.8vw, 24px); line-height: 1.4; letter-spacing: -.01em; color: var(--steel); }
.flipper { display: flex; flex-direction: column; gap: 28px; }
.pills { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.pill { position: relative; overflow: hidden; min-height: 44px; padding: 0 18px; border-radius: 999px; font: 400 11px var(--mono); letter-spacing: .04em; border: 1px solid var(--mist); background: #fff; color: var(--signal); cursor: pointer; transition: transform .2s, box-shadow .2s, border-color .2s, background .25s, color .25s; }
.pill:hover { transform: translateY(-2px); border-color: var(--horizon); box-shadow: 0 10px 22px -12px rgba(43,127,255,.7); }
.pill[aria-selected="true"] { background: var(--signal); color: #fff; border-color: var(--signal); box-shadow: 0 10px 24px -14px rgba(13,59,102,.8); }
.pill[aria-selected="true"]::after { content: ""; position: absolute; top: 0; bottom: 0; left: -60%; width: 45%; background: linear-gradient(100deg, rgba(255,255,255,0) 0%, rgba(255,255,255,.35) 50%, rgba(255,255,255,0) 100%); transform: skewX(-20deg); animation: sheen 4.5s ease-in-out infinite; }
.pill[aria-selected="false"]::before { content: ""; display: inline-block; width: 6px; height: 6px; margin-right: 8px; border-radius: 50%; background: var(--sky); vertical-align: 1px; animation: ping 2.2s ease-out infinite; }
@keyframes sheen { 0%, 55% { left: -60%; } 100% { left: 130%; } }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(79,163,255,.6); } 70%, 100% { box-shadow: 0 0 0 7px rgba(79,163,255,0); } }
.flip-hint { margin-left: 6px; font: 400 10.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--cool); }
.flip { perspective: 1600px; cursor: pointer; border-radius: 8px; }
.flip:focus-visible { outline: 2px solid var(--horizon); outline-offset: 4px; }
.flip-inner { display: grid; transform-style: preserve-3d; transition: transform .8s cubic-bezier(.2,.75,.2,1); }
.flipper.flipped .flip-inner { transform: rotateY(180deg); }
.face { grid-area: 1 / 1; backface-visibility: hidden; -webkit-backface-visibility: hidden; padding: 28px; border: 1px solid var(--mist); border-radius: 8px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 18px; }
.face.front { background: var(--glossy-2); }
.face.back { transform: rotateY(180deg); background: linear-gradient(180deg, #FFFFFF 0%, #D6E8FF 100%); border-color: var(--sky); }
.face-label { font: 400 10.5px var(--mono); letter-spacing: .08em; color: var(--horizon); }
.spec-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 24px; font: 400 12.5px/1.5 var(--mono); color: var(--graphite); }
.spec-list li::before { content: "→ "; color: var(--horizon); }
.flip:hover .face { box-shadow: 0 1px 0 #fff inset, 0 30px 60px -32px rgba(13,59,102,.55); }
@media (prefers-reduced-motion: reduce) {
  .flip-inner { transition: none; } .flipper.flipped .flip-inner { transform: none; }
  .face.back { transform: none; visibility: hidden; } .flipper.flipped .face.back { visibility: visible; } .flipper.flipped .face.front { visibility: hidden; }
  .pill::after, .pill::before { animation: none !important; }
}
@media (max-width: 860px) { .cap { grid-template-columns: 1fr; gap: 20px; } .cap-right { padding-top: 0; } }
@media (max-width: 520px) { .spec-list { grid-template-columns: 1fr; } .face { padding: 20px; } .flip-hint { display: none; } }

/* Industries */
.industries { padding-block: var(--sec); background: var(--white); border-top: 1px solid var(--atmos); display: grid; grid-template-columns: 420px minmax(0, 1fr); gap: 80px; align-items: start; }
.industries .intro { display: flex; flex-direction: column; gap: 32px; position: sticky; top: 120px; }
.industries .intro p { font-size: clamp(32px, 3.4vw, 48px); line-height: 1.05; letter-spacing: -.02em; }
.ind-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--atmos); }
.ind-list li { display: flex; gap: 24px; align-items: baseline; padding: 6px 0; border-bottom: 1px solid var(--atmos); color: var(--cool); font-size: clamp(24px, 3.4vw, 48px); line-height: 1.35; letter-spacing: -.03em; text-transform: uppercase; transition: color .2s; cursor: default; }
.ind-list li span { width: 24px; flex: none; font: 400 10px var(--mono); letter-spacing: 0; color: var(--cool); }
.ind-list li:hover, .ind-list li.on { color: var(--signal); }
.ind-list li:hover span, .ind-list li.on span { color: var(--horizon); }
@media (max-width: 960px) { .industries { grid-template-columns: 1fr; gap: 40px; } .industries .intro { position: static; } }

/* NXTchain */
.nxt { padding-block: var(--sec); background: var(--nx-bg); border-top: 6px solid var(--nx-yellow); color: var(--nx-black); display: flex; flex-direction: column; gap: 64px; }
.nxt .label { color: var(--nx-black); }
.nxt-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; align-items: center; }
.tag-y { padding: 6px 10px; background: var(--nx-yellow); }
.nxt-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.nxt-intro .left { display: flex; flex-direction: column; gap: 36px; }
.nxt-logo { width: min(460px, 100%); height: auto; display: block; }
.nxt-intro .big { font-size: clamp(34px, 3.9vw, 56px); line-height: 1.02; letter-spacing: -.035em; }
.nxt-intro .right { display: flex; flex-direction: column; gap: 24px; padding-top: 8px; }
.nxt-intro .right p { font-size: clamp(18px, 1.6vw, 22px); line-height: 1.45; }
.nxt-intro .right p.sub { font-size: 17px; color: var(--nx-muted); }
.btn-nx { color: var(--nx-yellow); background: var(--nx-black); border-radius: 0; }
.btn-nx:hover { color: var(--nx-yellow); background: #000; }
.btn-nx-ghost { color: var(--nx-black); border: 1px solid var(--nx-black); border-radius: 0; }
.btn-nx-ghost:hover { color: var(--nx-black); background: #fff; }
.sub-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 8px; margin-bottom: 20px; }
.sub-head h3 { font-size: 32px; letter-spacing: -.02em; }
.sub-head .label { color: #6B6565; }
.gpus { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.gpu { padding: 28px 24px; background: #fff; border: 1px solid var(--nx-grey); display: flex; flex-direction: column; gap: 18px; transition: transform .2s, box-shadow .2s; }
.gpu:hover { transform: translateY(-3px); box-shadow: 0 20px 40px -28px rgba(26,23,23,.5); }
.gpu.flag { border-top: 3px solid var(--nx-yellow); }
.gpu .top { display: flex; justify-content: space-between; font: 400 10.5px var(--mono); letter-spacing: .06em; color: #6B6565; }
.gpu h4 { margin: 0; font-weight: 400; font-size: 30px; letter-spacing: -.02em; }
.gpu dl { margin: 0; border-top: 1px solid #ECECEC; font-size: 14.5px; }
.gpu dl div { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid #ECECEC; }
.gpu dt { color: #6B6565; } .gpu dd { margin: 0; text-align: right; }
.gpu p { font-size: 15px; line-height: 1.5; color: var(--nx-muted); }
.gpu.next { background: var(--nx-black); border-color: var(--nx-black); color: #fff; }
.gpu.next .top { color: var(--nx-yellow); }
.gpu.next dl, .gpu.next dl div { border-color: #3A3535; }
.gpu.next dt, .gpu.next p { color: var(--nx-grey); }
@media (max-width: 1100px) { .gpus { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .gpus { grid-template-columns: 1fr; } }
.phases { display: grid; grid-template-columns: 360px minmax(0, 1fr); gap: 64px; }
.phases .intro { display: flex; flex-direction: column; gap: 14px; }
.phases .intro h3 { font-size: 32px; letter-spacing: -.02em; }
.phases .intro p { color: var(--nx-muted); }
.phase-row { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 2px solid var(--nx-black); }
.phase-row li { padding: 20px 20px 0; display: flex; flex-direction: column; gap: 8px; border-left: 1px solid var(--nx-grey); font-size: 15.5px; line-height: 1.45; color: var(--nx-muted); }
.phase-row li:first-child { padding-left: 0; border-left: 0; }
.phase-row .label b { font-weight: 400; background: var(--nx-yellow); padding: 2px 5px; margin-right: 4px; }
.services { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--nx-grey); border: 1px solid var(--nx-grey); }
.services div { padding: 24px; background: #fff; display: flex; flex-direction: column; gap: 8px; font-size: 15px; line-height: 1.45; color: var(--nx-muted); }
@media (max-width: 960px) {
  .nxt-intro, .phases { grid-template-columns: 1fr; gap: 28px; }
  .phase-row, .services { grid-template-columns: 1fr 1fr; }
  .phase-row li { padding: 20px 16px 16px; border-left: 0; border-bottom: 1px solid var(--nx-grey); }
  .phase-row li:first-child { padding-left: 16px; }
}
@media (max-width: 520px) { .phase-row, .services { grid-template-columns: 1fr; } }

.parent { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 40px; padding: 32px; background: #FFFFFF; border: 1px solid var(--nx-grey); }
.parent-brand { display: flex; flex-direction: column; gap: 14px; }
.parent-brand .pm { width: 56px; height: auto; }
.parent-brand .label { color: var(--signal); }
.parent-copy { display: flex; flex-direction: column; gap: 24px; }
.parent-lead { font-size: clamp(19px, 1.7vw, 23px); line-height: 1.45; letter-spacing: -.01em; color: var(--nx-muted); max-width: 62ch; }
.parent-lead strong { font-weight: 500; color: var(--signal); }
.parent-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; border-top: 1px solid var(--nx-grey); padding-top: 20px; }
.parent-list li { display: flex; flex-direction: column; gap: 8px; font-size: 15.5px; line-height: 1.45; color: var(--nx-muted); }
.parent-list .label { color: var(--nx-black); }
.parent-list .label b { font-weight: 400; background: var(--nx-yellow); padding: 2px 5px; margin-right: 4px; }
@media (max-width: 900px) { .parent { grid-template-columns: 1fr; gap: 20px; padding: 24px 20px; } .parent-brand { flex-direction: row; align-items: center; } .parent-brand .pm { width: 40px; } .parent-list { grid-template-columns: 1fr; } }

/* Engagement */
.engage { padding-block: var(--sec); background: var(--atmos); display: flex; flex-direction: column; gap: 56px; }
.engage h2 { font-size: clamp(32px, 3.4vw, 48px); line-height: 1.15; letter-spacing: -.02em; }
.engage h2 span { color: var(--steel); }
.cards3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.card { padding: 32px; background: var(--glossy); border: 1px solid var(--mist); border-radius: 8px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 16px; }
.card .label { color: var(--horizon); }
.card h3 { font-size: clamp(26px, 2.3vw, 32px); letter-spacing: -.02em; }
.card p { color: var(--steel); }
@media (max-width: 900px) { .cards3 { grid-template-columns: 1fr; } }

/* Contact */
.contact { padding-block: clamp(120px, 12vw, 180px) var(--sec); background-color: #fff; background-image: radial-gradient(800px 460px at 85% 30%, rgba(79,163,255,.22), rgba(79,163,255,0) 70%); display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: 64px; align-items: end; }
.contact h2 { font-size: clamp(48px, 8.3vw, 120px); line-height: .95; letter-spacing: -.05em; }
.contact .note { margin-top: 28px; }
form.brief { display: grid; gap: 14px; padding: 28px; background: var(--glossy); border: 1px solid var(--mist); border-radius: 8px; box-shadow: var(--shadow); }
.field { display: grid; gap: 6px; }
.field label { font: 400 11px var(--mono); letter-spacing: .06em; color: var(--steel); }
.field input, .field textarea { font: 400 16px var(--f); color: var(--graphite); background: #fff; border: 1px solid var(--pale); border-radius: 4px; padding: 12px; width: 100%; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--horizon); box-shadow: 0 0 0 3px rgba(43,127,255,.18); }
.field textarea { min-height: 96px; resize: vertical; }
.form-status { font-size: 14px; color: var(--signal); background: var(--frost); border: 1px solid var(--mist); border-radius: 4px; padding: 10px 12px; }
@media (max-width: 960px) { .contact { grid-template-columns: 1fr; } }
form.brief.flash { animation: formflash 1.6s ease-out; }
@keyframes formflash { 0% { box-shadow: 0 0 0 0 rgba(43,127,255,.55), var(--shadow); } 40% { box-shadow: 0 0 0 10px rgba(43,127,255,.18), var(--shadow); } 100% { box-shadow: 0 0 0 0 rgba(43,127,255,0), var(--shadow); } }

/* Footer */
.site-footer { padding-block: 56px 40px; background: var(--cloud); border-top: 1px solid var(--atmos); display: flex; flex-direction: column; gap: 48px; }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; }
.foot-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; font-size: 15px; }
.foot-grid a { color: var(--steel); text-decoration: none; } .foot-grid a:hover { color: var(--horizon); }
.foot-grid .label { margin-bottom: 4px; }
.foot-base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 20px; border-top: 1px solid var(--atmos); }
@media (max-width: 760px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-grid > :first-child { grid-column: 1 / -1; } }

/* Motion */
.site-header { transition: box-shadow .3s, background .3s; }
.site-header.scrolled { box-shadow: 0 10px 30px -20px rgba(13,59,102,.35); background: rgba(255,255,255,.92); }
.hero, .contact { position: relative; overflow: hidden; }
.hero > *, .contact > * { position: relative; z-index: 1; }
.hero::before, .contact::before { content: ""; position: absolute; z-index: 0; width: 900px; height: 900px; border-radius: 50%; pointer-events: none;
  background: radial-gradient(closest-side, rgba(79,163,255,.22), rgba(79,163,255,0)); animation: drift 18s ease-in-out infinite alternate; }
.hero::before { top: -380px; right: -200px; }
.contact::before { top: -200px; right: -260px; animation-duration: 22s; }
@keyframes drift { 0% { transform: translate(0, 0) scale(1); } 50% { transform: translate(-120px, 60px) scale(1.08); } 100% { transform: translate(-40px, 140px) scale(.96); } }
.hero h1 .ln { display: inline; animation: rise .9s cubic-bezier(.2,.7,.2,1) both; }
.hero-side .cue { animation: nudge 2.4s ease-in-out infinite; }
@keyframes nudge { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(5px); } }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.js-motion .rv { 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(--d, 0s); }
.js-motion .rv.in { opacity: 1; transform: none; }
.rail i.on { transform-origin: left center; transition: transform 1.2s cubic-bezier(.2,.7,.2,1) .2s; }
.js-motion .cap:not(.in) .rail i.on { transform: scaleX(0); }
@keyframes glow { 0%, 100% { box-shadow: 0 0 0 0 rgba(43,127,255,.45); } 50% { box-shadow: 0 0 0 5px rgba(43,127,255,0); } }
.card { transition: transform .25s, box-shadow .25s; }
.card:hover { transform: translateY(-4px); box-shadow: 0 1px 0 #fff inset, 0 32px 60px -30px rgba(13,59,102,.55); }
.gpu.next { position: relative; overflow: hidden; }
.gpu.next::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(115deg, rgba(252,191,19,0) 40%, rgba(252,191,19,.16) 50%, rgba(252,191,19,0) 60%); background-size: 250% 100%; animation: shine 6s linear infinite; }
@keyframes shine { from { background-position: 150% 0; } to { background-position: -100% 0; } }
.ind-list li { transition: color .35s, padding-left .35s; }
.ind-list li.on { padding-left: 10px; }
.tag-y { animation: blink 3s ease-in-out infinite; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: .75; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .js-motion .rv { opacity: 1; transform: none; }
  .js-motion .cap:not(.in) .rail i.on { transform: none; }
}