:root {
  --ink: #0c2440;
  --navy: #071b34;
  --blue: #1268da;
  --cyan: #7ce4e3;
  --paper: #f5f8fb;
  --line: #d9e3ed;
  --muted: #607286;
  --white: #ffffff;
  --serif: Georgia, "Times New Roman", serif;
  --sans: "DM Sans", Arial, sans-serif;
  --display: "Space Grotesk", Arial, sans-serif;
}

* { box-sizing: border-box; }
::selection { color: var(--navy); background: var(--cyan); }
*:focus-visible { outline: 2px solid var(--blue); outline-offset: 4px; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--sans); overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.container { width: min(1180px, calc(100% - 80px)); margin-inline: auto; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 10; padding: 20px 0; transition: 0.35s ease; }
.site-header.scrolled { padding: 12px 0; background: rgba(245, 248, 251, 0.84); backdrop-filter: blur(16px); border-bottom: 1px solid rgba(217, 227, 237, 0.8); }
.navbar { display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-family: var(--display); font-size: 15px; letter-spacing: 0.03em; }
.brand strong { font-weight: 700; }
.brand-logo { width: 38px; height: 38px; display: block; object-fit: contain; }
.brand-mark { position: relative; display: grid; place-items: center; width: 37px; height: 37px; border: 1.5px solid var(--blue); color: var(--blue); font-family: var(--display); font-size: 12px; letter-spacing: -0.08em; }
.brand-mark i { position: absolute; width: 6px; height: 6px; right: -1px; top: -3px; background: var(--cyan); border: 2px solid var(--paper); border-radius: 50%; }
.nav-menu { display: flex; align-items: center; gap: 34px; font-size: 13px; font-weight: 600; }
.nav-menu > a:not(.button) { color: #536679; transition: color 0.2s; }
.nav-menu > a:not(.button):hover { color: var(--blue); }
.nav-menu > a:not(.button) { position: relative; }
.nav-menu > a:not(.button)::after { content: ""; position: absolute; left: 0; right: 0; bottom: -9px; height: 2px; background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform 0.25s ease; }
.nav-menu > a:not(.button).active::after { transform: scaleX(1); }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 22px; padding: 16px 21px; background: var(--blue); color: var(--white); font-size: 13px; font-weight: 700; border: 1px solid var(--blue); transition: transform 0.25s, background 0.25s, box-shadow 0.25s; }
.button:hover { transform: translateY(-3px); background: #0757c1; box-shadow: 0 12px 28px rgba(18, 104, 218, 0.2); }
.button-small { padding: 12px 15px; gap: 13px; }
.menu-toggle { display: none; background: none; border: 0; }

.hero { min-height: 820px; position: relative; display: grid; align-items: center; background: linear-gradient(112deg, #f8fbfd 0%, #eef5f9 55%, #dceff2 100%); overflow: hidden; }
.hero::before { content: ""; position: absolute; width: 620px; height: 620px; right: -120px; top: 70px; border: 1px solid rgba(18, 104, 218, 0.08); border-radius: 50%; }
.hero::after { content: ""; position: absolute; inset: 0; opacity: 0.22; pointer-events: none; background-image: linear-gradient(rgba(18, 104, 218, 0.09) 1px, transparent 1px), linear-gradient(90deg, rgba(18, 104, 218, 0.09) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(90deg, #000 0%, transparent 72%); }
.hero-content { position: relative; z-index: 2; padding-top: 112px; }
.eyebrow { display: flex; align-items: center; gap: 10px; color: var(--blue); font-family: var(--display); font-size: 10px; font-weight: 700; letter-spacing: 0.13em; text-transform: uppercase; }
.eyebrow-line { width: 25px; height: 1px; background: var(--blue); }
.eyebrow b { color: #a2b2c3; font-size: 14px; }
.hero h1, h2 { margin: 25px 0 0; font-family: var(--display); font-size: clamp(50px, 6.8vw, 88px); line-height: 0.98; letter-spacing: -0.075em; font-weight: 600; }
.hero h1 { max-width: 660px; font-size: clamp(58px, 6.2vw, 86px); }
.hero h1 em, h2 em { font-family: var(--serif); font-weight: 400; letter-spacing: -0.06em; }
.hero h1 .hero-highlight { color: var(--blue); }
.hero-copy { max-width: 430px; margin: 34px 0 0; color: var(--muted); font-size: 16px; line-height: 1.7; }
.hero-actions { display: flex; align-items: center; gap: 27px; margin-top: 36px; }
.text-link { font-size: 13px; font-weight: 700; }
.text-link span { margin-left: 10px; color: var(--blue); font-size: 17px; }
.hero-note { display: flex; align-items: center; gap: 9px; margin-top: 74px; color: #8292a4; font-size: 11px; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: #45c9a6; box-shadow: 0 0 0 5px rgba(69, 201, 166, 0.12); }
.hero-index { position: absolute; bottom: 31px; left: max(40px, calc((100% - 1180px) / 2)); color: #8fa1b5; font-family: var(--display); font-size: 11px; letter-spacing: 0.12em; }
.network-art { position: absolute; z-index: 1; width: 590px; height: 590px; right: max(2%, calc((100% - 1320px) / 2)); top: 115px; }
.network-ring, .orbit { position: absolute; border: 1px solid rgba(18, 104, 218, 0.16); border-radius: 50%; inset: 90px; }
.ring-two { inset: 160px; border-color: rgba(18, 104, 218, 0.12); }
.orbit { inset: 65px; border-color: rgba(124, 228, 227, 0.5); transform: rotate(38deg) scaleY(0.45); border-top-color: transparent; border-bottom-color: transparent; animation: spin 18s linear infinite; }
.orbit-two { inset: 122px; transform: rotate(-48deg) scaleY(0.55); animation-direction: reverse; }
.network-line { position: absolute; height: 1px; background: rgba(18, 104, 218, 0.25); transform-origin: left center; width: 205px; left: 195px; top: 290px; }
.line-one { transform: rotate(-38deg); } .line-two { transform: rotate(32deg); } .line-three { transform: rotate(147deg); }
.node { position: absolute; display: flex; flex-direction: column; justify-content: center; align-items: center; width: 72px; height: 72px; border-radius: 50%; background: rgba(255, 255, 255, 0.72); border: 1px solid rgba(18, 104, 218, 0.25); box-shadow: 0 9px 20px rgba(24, 73, 120, 0.08); font-family: var(--display); animation: float 5s ease-in-out infinite; }
.node span { font-size: 15px; font-weight: 700; color: var(--blue); } .node small { font-size: 7px; color: #7890a7; letter-spacing: 0.1em; margin-top: 4px; }
.node-center { left: 258px; top: 258px; width: 94px; height: 94px; background: var(--navy); border: 0; box-shadow: 0 0 0 13px rgba(18, 104, 218, 0.07), 0 20px 40px rgba(7, 27, 52, 0.2); animation: none; }
.node-center span { font-size: 21px; color: var(--white); letter-spacing: -0.12em; } .node-center small { color: var(--cyan); }
.node-code { left: 90px; top: 108px; } .node-build { right: 62px; top: 172px; animation-delay: -1s; } .node-connect { right: 89px; bottom: 67px; animation-delay: -2.5s; } .node-innovate { left: 80px; bottom: 84px; animation-delay: -3.5s; }

.section-pad { padding: 155px 0; }
.intro, .connect { background: var(--white); }
.intro-layout, .connect-layout { display: grid; grid-template-columns: 180px 1fr; gap: 50px; }
.section-label { display: flex; align-items: center; gap: 12px; color: #8798a9; font-family: var(--display); font-size: 10px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.section-label span:first-child { color: var(--blue); } .section-label i { width: 28px; height: 1px; background: var(--line); }
.intro h2, .section-heading h2, .journey h2, .connect h2 { font-size: clamp(45px, 5.6vw, 72px); }
.intro-bottom { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 90px; margin-top: 70px; }
.large-copy { font-family: var(--display); font-size: 21px; line-height: 1.45; max-width: 500px; }
.about-facts { display: grid; gap: 22px; }
.muted-copy, .section-intro { color: var(--muted); line-height: 1.8; font-size: 14px; max-width: 300px; }
.principles { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); margin-top: 110px; }
.principle { display: flex; flex-direction: column; padding: 24px 20px 0 0; border-right: 1px solid var(--line); } .principle:not(:first-child) { padding-left: 25px; } .principle:last-child { border: 0; }
.principle span { color: var(--blue); font: 11px var(--display); margin-bottom: 25px; } .principle strong { font: 600 25px var(--display); } .principle small { color: #8798a9; font-size: 12px; margin-top: 8px; }

.activities { background: #edf3f7; }
.section-heading { display: grid; grid-template-columns: 180px 1fr 300px; gap: 50px; align-items: end; } .section-heading .section-label { align-self: start; } .section-intro { margin: 0 0 4px; }
.activity-grid { display: grid; grid-template-columns: 1.05fr 1fr 1fr; gap: 14px; margin-top: 75px; }
.activity-card { min-height: 330px; padding: 25px 25px 28px; display: flex; flex-direction: column; justify-content: space-between; background: var(--white); border: 1px solid var(--line); position: relative; overflow: hidden; transition: transform 0.35s, border-color 0.35s, box-shadow 0.35s, background 0.35s; }
.activity-card::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: var(--cyan); transform: scaleX(0); transform-origin: left; transition: transform 0.35s ease; }
.activity-card:hover { transform: translateY(-8px); border-color: var(--blue); box-shadow: 0 18px 35px rgba(26, 68, 107, 0.1); } .activity-card:hover::before { transform: scaleX(1); }
.activity-feature { background: var(--blue); color: var(--white); grid-row: span 2; min-height: 475px; } .activity-wide { grid-column: 2/4; min-height: 170px; }
.card-top { display: flex; justify-content: space-between; font: 10px var(--display); letter-spacing: 0.08em; } .card-number { color: #89a0b4; } .activity-feature .card-number { color: #b9d8ff; }
.card-icon { font-size: 25px; color: var(--blue); transition: transform 0.3s; } .activity-card:hover .card-icon { transform: rotate(45deg); } .activity-feature .card-icon { color: var(--cyan); }
.activity-card h3 { font: 600 clamp(25px, 2.5vw, 35px)/1.02 var(--display); letter-spacing: -0.06em; margin: 0; } .activity-card p { max-width: 230px; color: var(--muted); font-size: 13px; line-height: 1.6; margin: 20px 0 0; } .activity-feature p { color: #cce1f4; }
.card-arrow { position: absolute; right: 25px; bottom: 26px; color: var(--blue); font-size: 20px; } .activity-feature .card-arrow { color: var(--cyan); }

.journey { background: var(--navy); color: var(--white); }
.journey .section-label { color: #7990a6; } .journey .section-label i { background: #2a425c; }
.journey-heading { display: flex; justify-content: space-between; align-items: end; margin-top: 20px; } .journey-heading p { color: #94a9bd; font-size: 14px; max-width: 215px; line-height: 1.6; margin-bottom: 8px; }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 115px; position: relative; } .timeline:before { content: ""; height: 1px; position: absolute; top: 15px; left: 0; right: 0; background: linear-gradient(90deg, var(--cyan), #2d4660 75%); }
.timeline-step { position: relative; } .step-number { font: 11px var(--display); color: var(--cyan); } .step-marker { width: 31px; height: 31px; border: 1px solid #38536e; border-radius: 50%; margin: 0 0 35px; position: relative; background: var(--navy); z-index: 1; } .step-marker i { display: block; width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); margin: 11px; }
.timeline-step h3 { font: 600 28px var(--display); letter-spacing: -0.06em; margin: 0 0 12px; } .timeline-step p { max-width: 170px; color: #91a7bb; font-size: 12px; line-height: 1.6; }

.connect-copy { color: var(--muted); line-height: 1.7; font-size: 15px; max-width: 380px; margin: 28px 0 55px; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; } .contact-card { display: flex; align-items: center; gap: 14px; padding: 19px 17px; border: 1px solid var(--line); background: linear-gradient(115deg, rgba(255, 255, 255, 0.94), rgba(245, 248, 251, 0.65)); transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s, background 0.3s; }
.contact-card:hover { border-color: var(--blue); transform: translateY(-3px); box-shadow: 0 10px 25px rgba(25, 70, 110, 0.08); background: var(--white); } .contact-icon { display: grid; place-items: center; width: 37px; height: 37px; border: 1px solid #b9cbdc; color: var(--blue); font: 600 15px var(--display); }
.contact-card span:nth-child(2) { display: flex; flex: 1; flex-direction: column; } .contact-card small { color: #8596a8; font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; } .contact-card strong { font-size: 13px; margin-top: 5px; } .contact-card > b { color: var(--blue); font-weight: 400; }

.final-cta { position: relative; overflow: hidden; background: var(--blue); color: var(--white); padding: 125px 0 140px; } .cta-inner { position: relative; z-index: 1; } .final-cta .eyebrow { color: var(--cyan); } .final-cta .eyebrow-line { background: var(--cyan); } .final-cta h2 { font-size: clamp(55px, 7vw, 92px); margin-bottom: 28px; } .final-cta p:not(.eyebrow) { color: #c4ddf7; max-width: 290px; line-height: 1.7; font-size: 14px; margin-bottom: 30px; }
.button-light { background: var(--white); color: var(--blue); border-color: var(--white); } .button-light:hover { background: #dffafa; }
.cta-grid { position: absolute; width: 600px; height: 600px; right: 5%; top: -135px; opacity: 0.3; background: linear-gradient(90deg, transparent 49.7%, #b7e9ed 50%, transparent 50.3%), linear-gradient(0deg, transparent 49.7%, #b7e9ed 50%, transparent 50.3%); background-size: 80px 80px; transform: rotate(28deg); mask-image: radial-gradient(circle, #000, transparent 67%); }
.site-footer { background: #06172d; color: #dae7f2; padding: 35px 0; } .footer-inner { display: flex; align-items: center; gap: 30px; } .footer-brand .brand-mark { color: var(--cyan); border-color: var(--cyan); } .footer-brand .brand-mark i { border-color: #06172d; } .footer-inner p { font-size: 11px; line-height: 1.7; color: #8095aa; margin: 0; flex: 1; } .footer-links { display: flex; gap: 20px; font-size: 12px; color: #aebfd0; } .footer-links a:hover { color: var(--cyan); } .footer-inner > small { color: #60778e; font-size: 11px; white-space: nowrap; }

.intro-screen { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; overflow: hidden; background: var(--navy); color: var(--white); opacity: 1; visibility: visible; transition: opacity 0.8s ease, visibility 0.8s ease; }
.intro-screen.is-leaving { opacity: 0; visibility: hidden; pointer-events: none; }
.intro-content { position: relative; z-index: 2; display: flex; flex-direction: column; align-items: center; text-align: center; }
.intro-logo { width: clamp(118px, 18vw, 170px); height: auto; opacity: 0; transform: scale(0.78); filter: drop-shadow(0 0 0 rgba(124, 228, 227, 0)); animation: introLogo 1.05s cubic-bezier(0.2, 0.8, 0.2, 1) 0.18s forwards; }
.intro-content::before { content: ""; position: absolute; z-index: -1; width: clamp(210px, 28vw, 300px); aspect-ratio: 1; border: 1px solid rgba(124, 228, 227, 0.42); border-radius: 50%; box-shadow: 0 0 0 22px rgba(18, 104, 218, 0.07), 0 0 70px rgba(18, 104, 218, 0.22); opacity: 0; transform: scale(0.65); animation: introRing 1.4s ease-out 0.5s forwards; }
.intro-rule { width: 0; height: 1px; margin: 28px 0 19px; background: var(--cyan); animation: introRule 0.7s ease 1.05s forwards; }
.intro-kicker, .intro-chapter { margin: 0; opacity: 0; text-transform: uppercase; font-family: var(--display); letter-spacing: 0.22em; }
.intro-kicker { color: #b8cbe0; font-size: clamp(10px, 1.2vw, 13px); animation: introText 0.7s ease 1.18s forwards; }
.intro-chapter { margin-top: 10px; color: var(--cyan); font-size: clamp(12px, 1.5vw, 16px); font-weight: 600; animation: introText 0.7s ease 1.32s forwards; }
.intro-progress { width: 0; height: 2px; margin-top: 42px; background: var(--cyan); animation: introProgress 2.6s linear 0.15s forwards; }
.intro-network { position: absolute; inset: 0; opacity: 0.35; background-image: linear-gradient(90deg, transparent 49.8%, rgba(124, 228, 227, 0.2) 50%, transparent 50.2%), linear-gradient(0deg, transparent 49.8%, rgba(124, 228, 227, 0.2) 50%, transparent 50.2%); background-size: 140px 140px; mask-image: radial-gradient(circle, #000, transparent 72%); animation: introGrid 12s linear infinite; }
.intro-network i { position: absolute; width: 5px; height: 5px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 14px var(--cyan); animation: introNode 4s ease-in-out infinite; }
.intro-network i:nth-child(1) { left: 18%; top: 27%; } .intro-network i:nth-child(2) { right: 19%; top: 34%; animation-delay: -1s; } .intro-network i:nth-child(3) { left: 27%; bottom: 25%; animation-delay: -2s; } .intro-network i:nth-child(4) { right: 28%; bottom: 20%; animation-delay: -3s; }
.intro-network span { position: absolute; height: 1px; width: 25vw; background: linear-gradient(90deg, transparent, rgba(124, 228, 227, 0.28), transparent); transform: rotate(-28deg); } .intro-network span:nth-of-type(1) { left: 4%; top: 30%; } .intro-network span:nth-of-type(2) { right: 2%; top: 58%; transform: rotate(24deg); } .intro-network span:nth-of-type(3) { left: 37%; bottom: 12%; transform: rotate(-7deg); }
@keyframes introLogo { to { opacity: 1; transform: scale(1); filter: drop-shadow(0 0 18px rgba(124, 228, 227, 0.22)); } }
@keyframes introRing { to { opacity: 1; transform: scale(1); } }
@keyframes introRule { to { width: 84px; } }
@keyframes introText { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@keyframes introProgress { to { width: 84px; } }
@keyframes introGrid { to { transform: translate3d(70px, 70px, 0); } }
@keyframes introNode { 50% { transform: translateY(-10px); opacity: 0.45; } }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.7s ease, transform 0.7s ease; } .reveal.visible { opacity: 1; transform: none; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes spin { to { transform: rotate(398deg) scaleY(0.45); } }

@media (max-width: 900px) {
  .container { width: min(100% - 48px, 680px); } .network-art { opacity: 0.5; right: -220px; }
  .section-heading { grid-template-columns: 130px 1fr; gap: 30px; } .section-heading .section-intro { grid-column: 2; }
  .intro-layout, .connect-layout { grid-template-columns: 130px 1fr; gap: 30px; } .activity-grid { grid-template-columns: 1fr 1fr; } .activity-feature { grid-row: auto; min-height: 370px; } .activity-wide { grid-column: 1/3; }
  .hero { min-height: 720px; } .footer-inner { flex-wrap: wrap; } .footer-inner p { order: 3; flex-basis: 100%; } .footer-links { margin-left: auto; }
}
@media (max-width: 620px) {
  .container { width: calc(100% - 40px); } .site-header { padding: 16px 0; } .menu-toggle { display: flex; flex-direction: column; gap: 5px; padding: 8px; } .menu-toggle span { display: block; width: 24px; height: 1px; background: var(--ink); transition: 0.25s; }
  .nav-menu { display: none; position: absolute; left: 20px; right: 20px; top: 65px; padding: 25px; background: rgba(255, 255, 255, 0.96); border: 1px solid var(--line); box-shadow: 0 18px 30px rgba(7, 27, 52, 0.1); flex-direction: column; align-items: stretch; gap: 22px; } .nav-menu.open { display: flex; } .nav-menu .button { text-align: center; }
  .hero { min-height: 735px; align-items: start; } .hero-content { padding-top: 145px; } .hero h1 { font-size: clamp(48px, 14vw, 58px); letter-spacing: -0.08em; } .hero-copy { font-size: 14px; max-width: 320px; } .hero-actions { align-items: flex-start; flex-direction: column; gap: 22px; } .hero-note { margin-top: 55px; }
  .network-art { width: 420px; height: 420px; right: -205px; top: 295px; opacity: 0.48; transform: scale(0.82); } .hero-index { left: 20px; bottom: 22px; }
  .section-pad { padding: 90px 0; } .intro-layout, .connect-layout { display: block; } .section-label { margin-bottom: 38px; } .intro-bottom { display: block; margin-top: 45px; } .muted-copy { margin-top: 25px; }
  .principles { grid-template-columns: 1fr 1fr; margin-top: 75px; } .principle { padding: 20px 0; border-bottom: 1px solid var(--line); border-right: 0; } .principle:not(:first-child) { padding-left: 15px; } .principle:nth-child(odd) { border-right: 1px solid var(--line); padding-left: 0; } .principle strong { font-size: 21px; }
  .section-heading { display: block; } .section-heading .section-intro { margin-top: 25px; } .activity-grid { display: block; margin-top: 45px; } .activity-card, .activity-feature, .activity-wide { min-height: 275px; margin-bottom: 12px; } .activity-feature { min-height: 320px; }
  .journey-heading { display: block; } .journey-heading p { margin-top: 25px; } .timeline { display: block; margin-top: 65px; } .timeline:before { left: 15px; right: auto; top: 0; bottom: 0; width: 1px; height: auto; background: linear-gradient(180deg, var(--cyan), #2d4660 75%); }
  .timeline-step { display: grid; grid-template-columns: 32px 1fr; column-gap: 18px; margin-bottom: 44px; } .step-number { grid-column: 1; grid-row: 1; color: var(--cyan); } .step-marker { grid-column: 1; grid-row: 2; margin: 8px 0 0; } .timeline-step h3 { grid-column: 2; grid-row: 1; margin: 0; } .timeline-step p { grid-column: 2; grid-row: 2; margin: 8px 0 0; }
  .connect-copy { margin-bottom: 35px; } .contact-grid { display: block; } .contact-card { margin-bottom: 10px; } .final-cta { padding: 95px 0 110px; } .final-cta h2 { font-size: 57px; } .cta-grid { right: -270px; top: 80px; }
  .footer-inner { align-items: flex-start; gap: 22px; } .footer-links { display: grid; grid-template-columns: 1fr 1fr; margin: 0; width: 100%; gap: 15px; } .footer-inner > small { width: 100%; }
  .intro-network { background-size: 90px 90px; } .intro-network span { width: 42vw; } .intro-logo { width: 132px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .intro-logo, .intro-content::before, .intro-rule, .intro-kicker, .intro-chapter, .intro-progress { animation: none; opacity: 1; transform: none; }
  .intro-rule { width: 84px; } .intro-progress { width: 84px; }
}