:root {
  --ink: #0b1820;
  --navy: #102e46;
  --blue: #0c5881;
  --cyan: #16a8b3;
  --mint: #a9dfd6;
  --paper: #f5f3ed;
  --white: #fff;
  --line: rgba(11, 24, 32, .16);
  --orange: #f3a83b;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: "DM Sans", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }

.site-header { height: 88px; display: flex; align-items: center; justify-content: space-between; padding: 0 clamp(24px, 5vw, 76px); border-bottom: 1px solid var(--line); background: rgba(245,243,237,.92); backdrop-filter: blur(16px); position: sticky; top: 0; z-index: 20; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-family: Manrope, sans-serif; font-weight: 800; letter-spacing: -.04em; font-size: 20px; }
.brand b { color: var(--cyan); }
.brand-mark { width: 29px; height: 24px; display: grid; gap: 3px; transform: skewX(-20deg); }
.brand-mark i { display: block; background: var(--navy); height: 6px; }
.brand-mark i:nth-child(2) { width: 75%; margin-left: 12%; background: var(--blue); }
.brand-mark i:nth-child(3) { width: 48%; margin-left: 26%; background: var(--cyan); }
nav { display: flex; align-items: center; gap: 34px; font-size: 14px; font-weight: 600; }
nav a { transition: color .2s; }
nav a:hover { color: var(--cyan); }
.nav-cta { border: 1px solid var(--navy); padding: 12px 18px; }
.menu-button { display: none; border: 0; background: transparent; font: 600 14px "DM Sans"; }

.hero { min-height: 730px; padding: 90px clamp(24px, 7vw, 112px) 70px; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(420px, .95fr); gap: 7vw; overflow: hidden; }
.hero-copy { max-width: 710px; align-self: center; }
.eyebrow, .section-kicker { color: var(--blue); font-size: 12px; line-height: 1; font-weight: 800; letter-spacing: .17em; margin: 0 0 26px; }
.eyebrow:before, .section-kicker:before { content: ""; display: inline-block; width: 30px; height: 2px; vertical-align: 3px; background: var(--cyan); margin-right: 12px; }
h1, h2, h3 { font-family: Manrope, sans-serif; margin: 0; }
h1 { font-size: clamp(54px, 6.1vw, 92px); line-height: .98; letter-spacing: -.065em; font-weight: 700; }
h1 em, h2 em { color: var(--blue); font-style: normal; }
.hero-lede { max-width: 650px; font-size: clamp(18px, 1.5vw, 22px); line-height: 1.55; margin: 32px 0; color: #42505a; }
.hero-actions { display: flex; align-items: center; gap: 32px; }
.button { display: inline-flex; justify-content: space-between; align-items: center; min-width: 230px; padding: 18px 20px; font-weight: 700; font-size: 14px; transition: transform .2s, box-shadow .2s; }
.button:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(11,24,32,.15); }
.button-primary { background: var(--navy); color: var(--white); }
.button-primary span, .button-light span { font-size: 19px; }
.text-link { font-size: 14px; font-weight: 700; padding-bottom: 5px; border-bottom: 1px solid currentColor; }
.text-link span { margin-left: 8px; color: var(--cyan); }
.proof-row { display: flex; flex-wrap: wrap; gap: 25px; margin-top: 62px; color: #6e787e; font: 700 10px Manrope; letter-spacing: .1em; }
.proof-row span { display: flex; align-items: center; gap: 8px; }
.proof-row span:before { content: ""; width: 5px; height: 5px; background: var(--cyan); border-radius: 50%; }

.hero-visual { position: relative; min-height: 550px; align-self: center; }
.hero-visual:before { content: ""; position: absolute; inset: 8% 5%; background: radial-gradient(circle at center, rgba(22,168,179,.2), transparent 62%); }
.orbit { position: absolute; border: 1px solid rgba(16,46,70,.17); border-radius: 50%; inset: 11%; transform: rotate(-18deg); }
.orbit-two { inset: 24% 4%; transform: rotate(26deg); border-color: rgba(22,168,179,.25); }
.core-card { position: absolute; width: 245px; height: 245px; left: 50%; top: 50%; transform: translate(-50%,-50%); background: var(--navy); color: white; border-radius: 50%; display: flex; flex-direction: column; justify-content: center; align-items: center; box-shadow: 0 35px 65px rgba(16,46,70,.25); z-index: 2; }
.core-card small { font: 700 9px Manrope; letter-spacing: .14em; opacity: .6; margin: 18px 0 4px; }
.core-card strong { font: 700 23px Manrope; letter-spacing: -.04em; }
.mini-mark { width: 40px; display: grid; gap: 4px; transform: skewX(-20deg); }
.mini-mark i { height: 6px; background: white; }
.mini-mark i:nth-child(2) { width: 72%; margin-left: 14%; background: var(--mint); }
.mini-mark i:nth-child(3) { width: 42%; margin-left: 28%; background: var(--cyan); }
.pulse { position: absolute; inset: -12px; border: 1px solid rgba(22,168,179,.45); border-radius: 50%; animation: pulse 3s ease-out infinite; }
@keyframes pulse { 0% { transform: scale(.9); opacity: 0; } 40% { opacity: .8; } 100% { transform: scale(1.25); opacity: 0; } }
.signal-card { position: absolute; background: rgba(255,255,255,.9); border: 1px solid rgba(16,46,70,.14); box-shadow: 0 18px 50px rgba(16,46,70,.12); padding: 18px; z-index: 3; }
.signal-card strong { font: 700 15px Manrope; display: block; margin-top: 6px; }
.card-label { font: 700 8px Manrope; letter-spacing: .15em; color: #74808a; }
.card-demand { left: 0; top: 14%; width: 180px; }
.bars { display: flex; align-items: end; gap: 5px; height: 34px; margin-top: 15px; }
.bars i { width: 11px; background: var(--mint); height: 28%; }
.bars i:nth-child(2) { height: 45%; }.bars i:nth-child(3) { height: 55%; }.bars i:nth-child(4) { height: 76%; }.bars i:nth-child(5) { height: 100%; background: var(--cyan); }
.card-team { right: 0; bottom: 18%; min-width: 175px; }
.status-dot { display: inline-block; width: 7px; height: 7px; margin-right: 6px; background: var(--cyan); border-radius: 50%; box-shadow: 0 0 0 5px rgba(22,168,179,.12); }
.visual-note { position: absolute; bottom: 2%; width: 100%; text-align: center; color: #7e878d; font: 600 10px Manrope; letter-spacing: .08em; }

.statement { background: white; padding: 110px clamp(24px, 11vw, 180px); }
.statement h2, .solutions h2, .how h2 { font-size: clamp(38px, 4vw, 62px); line-height: 1.08; letter-spacing: -.055em; }
.statement-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6vw; margin-top: 50px; padding-top: 30px; border-top: 1px solid var(--line); }
.statement-grid p { font-size: 17px; line-height: 1.75; margin: 0; color: #4d5a62; }

.model-band { background: var(--navy); color: white; min-height: 610px; padding: 90px clamp(24px, 9vw, 150px); display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 7vw; overflow: hidden; }
.section-kicker.light { color: var(--mint); }
.model-intro h2 { font-size: clamp(42px, 4.5vw, 68px); line-height: 1.08; letter-spacing: -.055em; }
.model-intro h2 em { color: var(--mint); }
.model-intro > p:last-child { max-width: 480px; margin-top: 30px; color: #b8c6ce; line-height: 1.7; font-size: 17px; }
.model-diagram { position: relative; height: 430px; }
.model-ring { position: absolute; border: 1px solid rgba(169,223,214,.25); border-radius: 50%; inset: 10%; }
.ring-b { inset: 23%; border-color: rgba(255,255,255,.16); }
.model-center { position: absolute; width: 132px; height: 132px; border-radius: 50%; background: var(--mint); color: var(--navy); left: 50%; top: 50%; transform: translate(-50%,-50%); display: grid; place-content: center; text-align: center; font: 700 15px Manrope; }
.model-center strong { font-size: 19px; }
.model-node { position: absolute; width: 92px; height: 92px; border: 1px solid rgba(255,255,255,.24); background: #163d58; border-radius: 50%; display: grid; place-items: center; font: 700 12px Manrope; }
.node-1 { top: 3%; left: 43%; }.node-2 { right: 6%; top: 41%; }.node-3 { bottom: 0; left: 44%; }.node-4 { left: 4%; top: 42%; }

.solutions { padding: 120px clamp(24px, 7vw, 112px); }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-bottom: 60px; }
.section-heading > p { width: 390px; color: #59666d; line-height: 1.7; }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-card { min-height: 430px; padding: 30px 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; flex-direction: column; transition: background .25s, transform .25s; }
.service-card:hover { background: white; transform: translateY(-5px); }
.service-card.featured { background: var(--navy); color: white; }
.service-number { font: 700 10px Manrope; color: #859097; letter-spacing: .1em; }
.service-icon { width: 60px; height: 60px; margin: 50px 0 42px; position: relative; }
.icon-lead i { position: absolute; border: 1px solid var(--mint); border-radius: 50%; }.icon-lead i:first-child { inset: 0; }.icon-lead i:nth-child(2) { inset: 12px; }.icon-lead i:nth-child(3) { inset: 25px; background: var(--cyan); border: 0; }
.icon-recruit { border: 1px solid var(--blue); border-radius: 50%; }.icon-recruit i { position: absolute; width: 23px; height: 23px; border: 4px solid var(--cyan); border-radius: 50%; right: -3px; bottom: -3px; box-shadow: 0 0 0 5px var(--paper); }
.icon-operate i { position: absolute; width: 37px; height: 37px; border: 1px solid var(--blue); transform: rotate(45deg); }.icon-operate i:nth-child(2) { left: 22px; top: 22px; border-color: var(--cyan); }
.icon-optimize { display: flex; gap: 7px; align-items: end; }.icon-optimize i { width: 12px; height: 22px; background: var(--navy); }.icon-optimize i:nth-child(2) { height: 40px; background: var(--blue); }.icon-optimize i:nth-child(3) { height: 57px; background: var(--cyan); }
.service-card h3 { font-size: 22px; letter-spacing: -.035em; }
.service-card p { color: #5b676e; line-height: 1.65; font-size: 15px; }
.service-card.featured p { color: #b9c5cc; }
.service-tag { margin-top: auto; font: 700 9px Manrope; letter-spacing: .13em; color: var(--blue); }
.featured .service-tag { color: var(--mint); }

.how { background: white; padding: 120px clamp(24px, 9vw, 150px); display: grid; grid-template-columns: .85fr 1.15fr; gap: 10vw; }
.how-copy > p:not(.section-kicker) { margin: 30px 0; line-height: 1.7; color: #56636b; }
.text-link.dark { color: var(--navy); }
.steps { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.steps li { display: grid; grid-template-columns: 70px 1fr; padding: 28px 0; border-bottom: 1px solid var(--line); }
.steps > li > span { color: var(--cyan); font: 700 11px Manrope; }
.steps h3 { font-size: 20px; margin-bottom: 8px; }
.steps p { margin: 0; color: #5c686f; line-height: 1.55; }

.quote-band { padding: 100px clamp(24px, 14vw, 220px); text-align: center; background: var(--mint); color: var(--navy); }
.quote-mark { font: 700 82px Georgia; line-height: .5; opacity: .4; }
blockquote { margin: 24px auto 28px; font: 600 clamp(27px, 3.1vw, 47px)/1.25 Manrope; letter-spacing: -.04em; max-width: 1080px; }
cite { font: normal 800 10px Manrope; letter-spacing: .2em; }

.contact { background: var(--blue); color: white; padding: 110px clamp(24px, 9vw, 150px); display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: 8vw; }
.contact h2 { font-size: clamp(44px, 5vw, 76px); line-height: 1.06; letter-spacing: -.06em; }
.contact h2 em { color: var(--mint); }
.contact-panel { border-top: 1px solid rgba(255,255,255,.4); padding-top: 28px; }
.contact-panel p { color: #d2e2e8; line-height: 1.75; margin: 0 0 32px; }
.button-light { background: white; color: var(--navy); width: 100%; }
.contact-panel small { display: block; margin-top: 18px; color: #9fc1d0; font-size: 10px; }

footer { min-height: 130px; background: var(--navy); color: white; padding: 30px clamp(24px, 5vw, 76px); display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.footer-brand .brand-mark i { background: white; }.footer-brand .brand-mark i:nth-child(2) { background: var(--mint); }.footer-brand .brand-mark i:nth-child(3) { background: var(--cyan); }
footer p, footer > span { color: #91a2ad; font-size: 11px; }

.reveal { opacity: 0; transform: translateY(15px); animation: reveal .7s ease forwards; }
.hero-visual.reveal { animation-delay: .15s; }
@keyframes reveal { to { opacity: 1; transform: translateY(0); } }

@media (max-width: 980px) {
  .site-header { height: 72px; }
  .menu-button { display: block; }
  nav { display: none; position: absolute; left: 0; right: 0; top: 72px; padding: 24px; background: var(--paper); border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; }
  nav.open { display: flex; }
  .hero { grid-template-columns: 1fr; padding-top: 70px; }
  .hero-visual { min-height: 510px; max-width: 620px; width: 100%; margin: auto; }
  .service-grid { grid-template-columns: 1fr 1fr; }
  .model-band, .how, .contact { grid-template-columns: 1fr; }
  .model-diagram { max-width: 550px; width: 100%; margin: auto; }
}

@media (max-width: 620px) {
  .hero { min-height: auto; }
  .hero-actions, .section-heading, footer { align-items: stretch; flex-direction: column; }
  .hero-visual { min-height: 390px; }
  .core-card { width: 180px; height: 180px; }
  .card-demand { width: 145px; }.card-team { min-width: 145px; }
  .proof-row { margin-top: 45px; }
  .statement, .solutions, .how, .contact { padding-top: 80px; padding-bottom: 80px; }
  .statement-grid, .service-grid { grid-template-columns: 1fr; }
  .section-heading > p { width: auto; }
  .model-band { padding-top: 80px; padding-bottom: 60px; }
  .model-diagram { height: 330px; transform: scale(.88); }
  .service-card { min-height: 375px; }
  footer { text-align: center; }
  footer .brand { justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; animation: none; }
  .pulse { animation: none; }
}