/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-h);
  color: var(--color-white);
  transition: background .3s ease, border-color .3s ease, backdrop-filter .3s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(3, 15, 36, .82);
  border-color: rgba(123, 181, 255, .13);
  backdrop-filter: blur(18px);
}
.header-inner { height: 100%; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 2rem; }
.brand img { width: 10.8rem; height: auto; }
.main-nav { display: flex; justify-content: center; gap: clamp(1rem, 2.2vw, 2rem); font-size: .92rem; }
.main-nav a { color: rgba(255,255,255,.8); transition: color .2s ease; }
.main-nav a:hover { color: white; }
.menu-toggle { display: none; }

.button {
  min-height: 2.9rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .75rem;
  padding: .8rem 1.15rem;
  border: 1px solid transparent;
  border-radius: .65rem;
  font-weight: 750;
  line-height: 1;
  cursor: pointer;
  transition: transform .2s var(--ease), background .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary {
  color: white;
  background: linear-gradient(135deg, var(--color-blue-readable-2), var(--color-blue-readable));
  box-shadow: 0 10px 34px rgba(12,124,255,.24);
}
.button-primary:hover { box-shadow: 0 16px 38px rgba(12,124,255,.35); }
.button-ghost { color: white; border-color: rgba(255,255,255,.34); background: rgba(255,255,255,.03); }
.button-ghost:hover { border-color: rgba(255,255,255,.7); background: rgba(255,255,255,.07); }
.button-lg { min-height: 3.45rem; padding-inline: 1.45rem; }

.eyebrow {
  margin-bottom: 1.25rem;
  color: var(--color-cyan);
  font-size: .77rem;
  font-weight: 850;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.eyebrow-blue { color: var(--color-blue); }
.section-intro { margin-bottom: clamp(2.8rem, 5vw, 5rem); }
.section-intro h2 { margin-bottom: 0; max-width: 18ch; }
.section-intro h2 span, .benefits-statement h2 span, .contact-copy h2 span, .installed-copy h2 span { color: var(--color-blue); }
.split-intro { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(18rem, .65fr); gap: clamp(2rem, 6vw, 6rem); align-items: end; }
.split-intro > p { margin: 0 0 .35rem; color: #5d6f86; max-width: 38rem; }
.split-intro-dark > p { color: rgba(255,255,255,.66); }
.centered-intro { max-width: 62rem; margin-inline: auto; text-align: center; }
.centered-intro h2 { margin-inline: auto; }
.centered-intro > p:last-child { max-width: 48rem; margin: 1.4rem auto 0; color: rgba(255,255,255,.64); }
.centered-intro h2 span { color: var(--color-blue-2); }

/* Hero */
.hero {
  min-height: 100svh;
  padding-top: calc(var(--header-h) + clamp(2.5rem, 6vh, 5.5rem));
  padding-bottom: clamp(4rem, 7vh, 6rem);
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 75% 40%, rgba(0,137,255,.11), transparent 34%),
    radial-gradient(circle at 25% 20%, rgba(0,209,255,.08), transparent 24%),
    #020d20;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px);
  background-size: 4rem 4rem;
  mask-image: linear-gradient(to bottom, black, transparent 86%);
}
.hero-network { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .24; pointer-events: none; }
.hero-glow { position: absolute; width: 48rem; height: 48rem; right: -18rem; top: 10%; border-radius: 50%; background: rgba(8,124,255,.18); filter: blur(110px); }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, .9fr) minmax(30rem, 1.1fr); align-items: center; gap: clamp(2rem, 5vw, 6rem); }
.hero-copy { position: relative; z-index: 4; padding-block: 2rem; }
.hero h1 { margin: 0; max-width: 11ch; text-wrap: balance; }
.hero h1 span { color: var(--color-blue-2); }
.hero-lead { max-width: 42rem; margin: 1.6rem 0 2rem; color: rgba(255,255,255,.72); font-size: clamp(1rem, 1.35vw, 1.2rem); line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.hero-proof { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin: clamp(2.8rem, 5vw, 4.2rem) 0 0; }
.hero-proof li { display: grid; grid-template-columns: 2.25rem 1fr; column-gap: .65rem; align-items: center; min-width: 0; }
.proof-icon { grid-row: 1 / 3; width: 2.25rem; height: 2.25rem; display: grid; place-items: center; border: 1px solid rgba(82,176,255,.32); border-radius: .6rem; color: var(--color-cyan); font-size: .8rem; }
.hero-proof strong { display: block; font-size: .8rem; line-height: 1.2; }
.hero-proof small { color: rgba(255,255,255,.48); font-size: .68rem; }
.hero-art { min-height: 37rem; display: grid; place-items: center; position: relative; transform: translate3d(var(--px,0), var(--py,0), 0); transition: transform .12s linear; }
.hero-art-frame { width: min(57vw, 55rem); position: absolute; right: -7vw; overflow: hidden; mask-image: radial-gradient(ellipse 67% 58% at 50% 50%, black 44%, transparent 82%); opacity: .96; }
.hero-art-frame img { width: 100%; transform: scale(1.16); filter: saturate(1.08) contrast(1.05); }
.hero-orbit { position: absolute; border: 1px solid rgba(59,162,255,.18); border-radius: 50%; aspect-ratio: 1; }
.orbit-a { width: 30rem; animation: orbit 18s linear infinite; }
.orbit-b { width: 39rem; border-style: dashed; opacity: .55; animation: orbit 28s linear infinite reverse; }
@keyframes orbit { to { transform: rotate(1turn); } }
.scroll-cue { position: absolute; z-index: 5; bottom: 1.4rem; left: 50%; width: 1.5rem; height: 2.5rem; border: 1px solid rgba(255,255,255,.25); border-radius: 2rem; transform: translateX(-50%); }
.scroll-cue span { position: absolute; width: .25rem; height: .45rem; top: .45rem; left: 50%; transform: translateX(-50%); border-radius: 1rem; background: var(--color-cyan); animation: scrollDot 1.7s ease-in-out infinite; }
@keyframes scrollDot { 0%,100% { opacity: .25; transform: translate(-50%,0); } 50% { opacity: 1; transform: translate(-50%,.8rem); } }

/* Problem */
.problem-section { background: linear-gradient(180deg, #f9fbfe 0%, #f2f6fb 100%); }
.problem-section .split-intro h2 span { color: var(--color-blue); }
.problem-flow { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.problem-item { padding: 2rem clamp(1rem, 2vw, 2rem) 2.3rem; border-right: 1px solid var(--color-border); }
.problem-item:last-child { border-right: 0; }
.problem-number { display: inline-block; margin-bottom: 2.5rem; color: var(--color-blue); font-size: .78rem; font-weight: 800; letter-spacing: .12em; }
.problem-item h3 { margin-bottom: .8rem; }
.problem-item p { margin: 0; color: #64748b; font-size: .92rem; }
.problem-summary { margin-top: 2.5rem; padding: 1.2rem 1.35rem; display: flex; align-items: center; gap: 1rem; background: white; border: 1px solid #dae5f2; border-radius: .8rem; box-shadow: var(--shadow-soft); }
.summary-mark { flex: 0 0 2.8rem; width: 2.8rem; height: 2.8rem; display: grid; place-items: center; border-radius: .65rem; color: white; background: var(--color-ink); font-weight: 900; }
.problem-summary p { margin: 0; }
.problem-summary p span { color: var(--color-blue); font-weight: 750; }

/* Shift */
.shift-section::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at center, rgba(16,133,255,.13), transparent 42%); pointer-events: none; }
.shift-grid { position: relative; display: grid; grid-template-columns: 1fr minmax(18rem, .85fr) 1fr; align-items: center; gap: clamp(1.5rem, 4vw, 4rem); }
.shift-column { border-top: 1px solid var(--color-border-dark); border-bottom: 1px solid var(--color-border-dark); padding-block: 1.7rem; }
.shift-label { margin-bottom: 1.3rem; color: rgba(255,255,255,.46); text-transform: uppercase; letter-spacing: .11em; font-size: .74rem; font-weight: 850; }
.shift-column ul { list-style: none; margin: 0; }
.shift-column li { position: relative; padding: .85rem 0; border-top: 1px solid rgba(255,255,255,.08); color: rgba(255,255,255,.67); }
.shift-column li::before { content: ""; display: inline-block; width: .45rem; height: .45rem; margin-right: .8rem; border-radius: 50%; background: #607087; }
.shift-after li { color: white; }
.shift-after li::before { background: var(--color-cyan); box-shadow: 0 0 14px rgba(25,229,224,.6); }
.guardian-core { min-height: 31rem; position: relative; display: grid; place-items: center; text-align: center; }
.guardian-core img { width: min(25rem, 100%); position: relative; z-index: 2; filter: drop-shadow(0 0 35px rgba(0,154,255,.22)); }
.guardian-rings { position: absolute; width: 26rem; aspect-ratio: 1; border-radius: 50%; border: 1px solid rgba(57,165,255,.24); box-shadow: 0 0 0 3.7rem rgba(22,140,255,.025), 0 0 0 7rem rgba(22,140,255,.018); }
.guardian-core p { position: absolute; z-index: 3; bottom: 0; margin: 0; display: grid; gap: .25rem; }
.guardian-core p strong { font-size: 1.5rem; }
.guardian-core p span { color: rgba(255,255,255,.57); font-size: .88rem; }

/* Guardian system */
.ecosystem-layout { display: grid; grid-template-columns: minmax(18rem, .75fr) minmax(34rem, 1.25fr); gap: clamp(3rem, 7vw, 7rem); align-items: center; }
.ecosystem-copy h2 { margin-bottom: 1.4rem; }
.ecosystem-copy h2 span { color: var(--color-blue); }
.ecosystem-copy > p:not(.eyebrow) { color: #63758b; max-width: 37rem; }
.text-link { display: inline-flex; gap: .5rem; align-items: center; margin-top: 1rem; color: var(--color-blue); font-weight: 800; }
.guardian-system { min-height: 38rem; position: relative; display: grid; place-items: center; }
.guardian-system::before, .guardian-system::after { content: ""; position: absolute; border-radius: 50%; border: 1px dashed #c7d9ed; }
.guardian-system::before { width: 22rem; height: 22rem; }
.guardian-system::after { width: 34rem; height: 34rem; opacity: .65; }
.system-core { position: relative; z-index: 3; width: 11.5rem; aspect-ratio: 1; display: grid; place-items: center; text-align: center; border-radius: 50%; background: var(--color-navy); box-shadow: var(--shadow-blue); color: white; }
.system-core img { width: 4rem; }
.system-core strong { margin-top: -2rem; line-height: 1.05; text-transform: uppercase; letter-spacing: .05em; }
.system-node { position: absolute; z-index: 4; width: 13rem; padding: 1rem; background: rgba(255,255,255,.94); border: 1px solid #d9e4f0; border-radius: .85rem; box-shadow: var(--shadow-soft); }
.system-node span { color: var(--color-blue); font-size: .72rem; font-weight: 900; letter-spacing: .08em; }
.system-node strong { display: block; margin: .25rem 0; font-size: .88rem; }
.system-node small { display: block; color: #718196; line-height: 1.4; }
.node-1 { top: 0; left: 50%; transform: translateX(-50%); }
.node-2 { top: 17%; right: 0; }
.node-3 { bottom: 13%; right: 3%; }
.node-4 { bottom: 0; left: 50%; transform: translateX(-50%); }
.node-5 { bottom: 13%; left: 3%; }
.node-6 { top: 17%; left: 0; }

/* Portfolio */
.portfolio-section { background: linear-gradient(180deg, #06162f 0%, #041128 100%); }
.portfolio-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--color-border-dark); border-bottom: 1px solid var(--color-border-dark); }
.portfolio-card { position: relative; padding: 2rem clamp(1rem, 2vw, 1.8rem) 2.3rem; border-right: 1px solid var(--color-border-dark); }
.portfolio-card:last-child { border-right: 0; }
.portfolio-card::before { content: ""; position: absolute; top: -1px; left: 0; width: 34%; height: 2px; background: var(--color-blue); }
.portfolio-card.featured-card::before { width: 72%; background: var(--color-cyan); }
.portfolio-index { color: rgba(255,255,255,.33); font-size: .75rem; font-weight: 900; letter-spacing: .1em; }
.portfolio-kicker { color: var(--color-cyan); margin: 2.4rem 0 .55rem; font-size: .72rem; font-weight: 850; text-transform: uppercase; letter-spacing: .08em; }
.portfolio-card h3 { margin-bottom: 1rem; font-size: clamp(1.3rem, 1.8vw, 1.7rem); }
.portfolio-card > p:not(.portfolio-kicker) { color: rgba(255,255,255,.58); font-size: .9rem; min-height: 7.3rem; }
.portfolio-card ul { list-style: none; margin: 1.4rem 0 0; }
.portfolio-card li { padding: .58rem 0; border-top: 1px solid rgba(255,255,255,.08); color: rgba(255,255,255,.72); font-size: .84rem; }
.portfolio-card li::before { content: "↗"; color: var(--color-blue-2); margin-right: .6rem; }

/* Benefits */
.benefits-layout { display: grid; grid-template-columns: minmax(18rem, .7fr) minmax(34rem, 1.3fr); gap: clamp(3rem, 8vw, 8rem); align-items: start; }
.benefits-statement { position: sticky; top: calc(var(--header-h) + 2rem); }
.benefits-statement h2 { margin-bottom: 1.4rem; }
.benefits-statement p:not(.eyebrow) { color: #64748b; max-width: 34rem; }
.benefits-list { border-top: 1px solid var(--color-border); }
.benefits-list article { display: grid; grid-template-columns: 4rem 1fr; gap: 1.2rem; padding: 1.6rem 0; border-bottom: 1px solid var(--color-border); }
.benefits-list article > span { width: 2.4rem; height: 2.4rem; display: grid; place-items: center; border-radius: .55rem; color: var(--color-blue); background: #e7f3ff; font-size: .73rem; font-weight: 900; }
.benefits-list h3 { margin: .2rem 0 .45rem; }
.benefits-list p { margin: 0; color: #6b7d91; }

/* Segments */
.segments-section { background: #041128; }
.segments-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.segment-panel { min-height: 24rem; padding: 1.6rem; display: flex; flex-direction: column; justify-content: flex-end; border: 1px solid rgba(84,161,255,.16); border-radius: 1rem; overflow: hidden; position: relative; background: linear-gradient(180deg, rgba(9,40,80,.2), rgba(10,39,79,.85)); }
.segment-panel::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 70% 20%, rgba(22,140,255,.25), transparent 34%), linear-gradient(135deg, transparent, rgba(19,229,224,.04)); opacity: .9; }
.segment-panel::after { content: ""; position: absolute; inset: 0; 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: 2rem 2rem; mask-image: linear-gradient(to bottom, black, transparent 65%); }
.segment-panel > * { position: relative; z-index: 2; }
.segment-code { color: var(--color-cyan); font-weight: 900; font-size: .72rem; letter-spacing: .1em; margin-bottom: auto; }
.segment-panel h3 { font-size: clamp(1.5rem, 2vw, 2rem); margin-bottom: .7rem; }
.segment-panel p { color: rgba(255,255,255,.63); font-size: .9rem; }
.segment-panel small { color: rgba(255,255,255,.38); line-height: 1.45; }

/* Process */
.process-track { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); counter-reset: process; margin: 0; position: relative; }
.process-track::before { content: ""; position: absolute; top: 1.4rem; left: 2rem; right: 2rem; height: 1px; background: linear-gradient(90deg, var(--color-blue), #b4d4f0); }
.process-track li { padding: 0 1.5rem 0 0; position: relative; }
.step-number { position: relative; z-index: 2; width: 2.8rem; height: 2.8rem; display: grid; place-items: center; margin-bottom: 2rem; border-radius: 50%; color: white; background: var(--color-blue); box-shadow: 0 0 0 .5rem #f5f8fc; font-weight: 900; font-size: .76rem; }
.process-track h3 { margin-bottom: .7rem; }
.process-track p { color: #6b7c8f; margin: 0; font-size: .92rem; }

/* Installed base */
.installed-section { background: linear-gradient(135deg, #041128, #082758); }
.installed-grid { display: grid; grid-template-columns: minmax(20rem, 1fr) minmax(12rem, .5fr) minmax(24rem, .9fr); gap: clamp(2.5rem, 6vw, 6rem); align-items: center; }
.installed-copy h2 { font-size: clamp(2.2rem, 3.6vw, 3.8rem); margin-bottom: 1.4rem; }
.installed-copy > p:not(.eyebrow):not(.publication-note) { color: rgba(255,255,255,.62); }
.publication-note { color: rgba(255,255,255,.38); font-size: .72rem; max-width: 36rem; }
.installed-metric { text-align: center; }
.installed-metric strong { display: block; font-size: clamp(5rem, 9vw, 9rem); line-height: .85; letter-spacing: -.08em; color: var(--color-cyan); }
.installed-metric span { display: block; margin-top: 1rem; color: rgba(255,255,255,.58); font-size: .86rem; }
.segment-bars { display: grid; gap: 1.1rem; }
.segment-bars div { display: grid; grid-template-columns: 1fr auto; gap: .6rem 1rem; align-items: end; }
.segment-bars span { font-size: .8rem; color: rgba(255,255,255,.58); }
.segment-bars strong { font-size: 1rem; }
.segment-bars i { grid-column: 1 / -1; display: block; height: .35rem; border-radius: 1rem; background: rgba(255,255,255,.1); overflow: hidden; }
.segment-bars i::before { content: ""; display: block; width: var(--value); height: 100%; background: linear-gradient(90deg, var(--color-blue), var(--color-cyan)); border-radius: inherit; }

/* Partner rail */
.partner-rail { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.partner-rail > div { min-height: 8rem; padding: 1.4rem 1.1rem; border-right: 1px solid var(--color-border); }
.partner-rail > div:last-child { border-right: 0; }
.partner-rail span { display: block; color: var(--color-blue); font-size: .7rem; font-weight: 900; margin-bottom: 1.6rem; }
.partner-rail strong { font-size: .88rem; line-height: 1.35; }

/* Contact */
.contact-section { position: relative; overflow: hidden; padding-block: var(--section-space); background: #020c1d; }
.contact-section::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 70% 40%, rgba(12,125,255,.2), transparent 34%); }
.contact-art { position: absolute; inset: 0 0 0 45%; opacity: .26; mask-image: linear-gradient(to right, transparent, black 40%); }
.contact-art img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.contact-grid { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(18rem, .75fr) minmax(30rem, 1fr); gap: clamp(3rem, 7vw, 7rem); align-items: center; }
.contact-copy h2 { margin-bottom: 1.4rem; }
.contact-copy > p:not(.eyebrow) { max-width: 38rem; color: rgba(255,255,255,.65); }
.contact-points { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1.5rem; }
.contact-points span { padding: .5rem .75rem; border: 1px solid rgba(111,180,255,.22); border-radius: 999px; color: rgba(255,255,255,.72); font-size: .78rem; background: rgba(255,255,255,.03); }
.contact-form { padding: clamp(1.4rem, 3vw, 2.2rem); border: 1px solid rgba(112,175,255,.23); border-radius: 1.1rem; background: rgba(5,24,53,.82); backdrop-filter: blur(18px); box-shadow: 0 24px 70px rgba(0,0,0,.28); }
.form-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; margin-bottom: 1.6rem; }
.form-head strong { font-size: 1.25rem; }
.form-head small { color: rgba(255,255,255,.38); font-size: .68rem; }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field-grid label { display: grid; gap: .45rem; }
.field-grid label > span { color: rgba(255,255,255,.7); font-size: .74rem; font-weight: 700; }
.field-full { grid-column: 1 / -1; }
.contact-form input, .contact-form textarea {
  width: 100%;
  color: white;
  background: rgba(255,255,255,.045);
  border: 1px solid rgba(255,255,255,.13);
  border-radius: .6rem;
  padding: .85rem .9rem;
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--color-blue-2); box-shadow: 0 0 0 3px rgba(24,166,255,.12); background: rgba(255,255,255,.065); }
.contact-form textarea { resize: vertical; min-height: 7.2rem; }
.form-submit { margin-top: 1.2rem; width: 100%; border: 0; }
.form-status { min-height: 1.4rem; margin: .8rem 0 0; color: var(--color-cyan-soft); font-size: .78rem; }

/* Footer */
.site-footer { background: #020916; color: white; padding: 3.5rem 0 1.5rem; border-top: 1px solid rgba(255,255,255,.07); }
.footer-grid { display: grid; grid-template-columns: 1.2fr .6fr .8fr; gap: 4rem; }
.footer-brand img { width: 10.5rem; }
.footer-brand p { color: rgba(255,255,255,.42); max-width: 24rem; font-size: .84rem; }
.footer-grid nav, .footer-meta { display: grid; align-content: start; gap: .6rem; }
.footer-grid strong { font-size: .8rem; color: rgba(255,255,255,.85); margin-bottom: .3rem; }
.footer-grid a, .footer-meta span { color: rgba(255,255,255,.44); font-size: .8rem; }
.footer-grid a:hover { color: white; }
.footer-bottom { margin-top: 2.5rem; padding-top: 1.3rem; border-top: 1px solid rgba(255,255,255,.07); display: flex; justify-content: space-between; gap: 1rem; color: rgba(255,255,255,.32); font-size: .72rem; }