:root {
  --night: #041e2c;
  --night-deep: #00141e;
  --navy: #07364a;
  --ink: #102e3c;
  --teal: #008f95;
  --cyan: #26d6c8;
  --ice: #edf6f6;
  --mist: #f7faf9;
  --white: #ffffff;
  --slate: #58717c;
  --line: #cbdcde;
  --warning: #f1c46d;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--white); color: var(--ink); font-family: Arial, Helvetica, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
h1, h2, h3, p { margin-top: 0; }

.site-header { position: sticky; top: 0; z-index: 50; min-height: 76px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 28px; padding: 0 5.5vw; background: rgba(0,20,30,.95); border-bottom: 1px solid rgba(255,255,255,.12); backdrop-filter: blur(18px); color: var(--white); }
.brand { display: inline-flex; align-items: center; gap: 11px; font-size: 20px; font-weight: 800; letter-spacing: -.02em; }
.brand-mark { width: 34px; height: 34px; border: 1px solid rgba(38,214,200,.75); display: grid; place-items: center; color: var(--cyan); font-weight: 800; clip-path: polygon(8% 0,100% 0,92% 100%,0 100%); }
nav { display: flex; align-items: center; gap: 27px; font-size: 13px; color: #c3d9dd; }
nav a, .header-cta { transition: color .2s ease, border-color .2s ease, transform .2s ease; }
nav a:hover, nav a:focus-visible { color: var(--cyan); }
.header-cta { justify-self: end; border: 1px solid rgba(38,214,200,.55); padding: 11px 17px; border-radius: 99px; font-size: 13px; font-weight: 700; }
.header-cta:hover, .header-cta:focus-visible { border-color: var(--cyan); color: var(--cyan); transform: translateY(-1px); }

.eyebrow { margin: 0 0 20px; color: var(--teal); font-size: 12px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
.hero { min-height: 720px; display: grid; grid-template-columns: 56% 44%; background: var(--night-deep); color: var(--white); overflow: hidden; }
.hero-copy { padding: 104px 6.5vw 82px; display: flex; flex-direction: column; justify-content: center; position: relative; }
.hero-copy::after { content: ""; position: absolute; right: 0; bottom: 0; width: 48%; height: 1px; background: linear-gradient(90deg,transparent,var(--teal)); }
.hero .eyebrow, .platform-section .eyebrow, .design-section .eyebrow, .closing-section .eyebrow { color: var(--cyan); }
h1 { margin-bottom: 28px; max-width: 820px; font-size: clamp(50px,5.6vw,82px); line-height: .97; letter-spacing: -.05em; }
.hero-lede { max-width: 760px; margin-bottom: 34px; color: #c5dade; font-size: 19px; line-height: 1.6; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px; padding: 0 23px; border-radius: 6px; font-size: 14px; font-weight: 800; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.button svg { width: 18px; height: 18px; }
.button:hover, .button:focus-visible { transform: translateY(-2px); }
.button-primary { background: var(--cyan); color: var(--night-deep); }
.button-primary:hover, .button-primary:focus-visible { background: #58e7dc; }
.button-secondary, .button-outline { border: 1px solid rgba(255,255,255,.32); color: var(--white); }
.button-secondary:hover, .button-secondary:focus-visible, .button-outline:hover, .button-outline:focus-visible { border-color: var(--white); }
.hero-note { margin: 25px 0 0; max-width: 690px; color: #7898a2; font-size: 12px; line-height: 1.5; }
.hero-visual { min-height: 720px; position: relative; overflow: hidden; }
.hero-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg,var(--night-deep) 0%,transparent 24%),linear-gradient(0deg,rgba(0,20,30,.62),transparent 52%); }
.hero-visual > img { object-fit: cover; object-position: 58% center; }
.decision-panel { position: absolute; z-index: 2; left: 5%; right: 8%; bottom: 6%; padding: 21px 24px; border-top: 2px solid var(--cyan); background: rgba(0,20,30,.84); backdrop-filter: blur(12px); }
.decision-panel > p { margin-bottom: 15px; color: var(--cyan); font-size: 10px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.decision-panel > div { display: grid; grid-template-columns: 1fr 20px 1.2fr; gap: 8px; padding: 9px 0; border-top: 1px solid rgba(255,255,255,.12); font-size: 13px; }
.decision-panel span { color: #a9c4c9; }
.decision-panel b { color: var(--cyan); }
.decision-panel strong { color: var(--white); }

.position-strip { display: grid; grid-template-columns: repeat(4,1fr); border-bottom: 1px solid var(--line); background: var(--white); }
.position-strip div { min-height: 112px; display: flex; flex-direction: column; justify-content: center; padding: 0 3.5vw; border-right: 1px solid var(--line); }
.position-strip div:last-child { border-right: 0; }
.position-strip span { margin-bottom: 8px; color: var(--teal); font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.position-strip strong { font-size: 15px; }

.section { padding: 112px 6vw; }
.section-heading { max-width: 1180px; margin: 0 auto 58px; display: grid; grid-template-columns: minmax(0,1.25fr) minmax(280px,.75fr); gap: 80px; align-items: end; }
.section-heading h2, .platform-copy h2, .design-intro h2, .collaboration-section h2, .company-copy h2, .closing-section h2 { margin: 0; font-size: clamp(39px,4vw,62px); line-height: 1.04; letter-spacing: -.04em; }
.section-heading > p, .section-heading > div + p { margin: 0; color: var(--slate); font-size: 18px; line-height: 1.65; }

.problem-section { background: var(--ice); }
.constraint-grid { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.constraint-grid article { min-height: 365px; display: flex; flex-direction: column; padding: 34px; border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.constraint-grid article > span { color: var(--teal); font-size: 12px; font-weight: 800; }
.constraint-grid h3 { margin: auto 0 18px; max-width: 300px; font-size: 29px; line-height: 1.1; letter-spacing: -.03em; }
.constraint-grid p { margin: 0; color: var(--slate); font-size: 15px; line-height: 1.6; }
.constraint-grid .constraint-answer { background: var(--navy); color: var(--white); border-color: var(--navy); }
.constraint-grid .constraint-answer > span { color: var(--cyan); }
.constraint-grid .constraint-answer p { color: #c7dde1; }

.platform-section { min-height: 730px; display: grid; grid-template-columns: 52% 48%; background: var(--night-deep); color: var(--white); }
.platform-copy { align-self: center; padding: 96px 5vw 96px 7vw; }
.platform-copy > p:not(.eyebrow) { max-width: 720px; margin: 28px 0 38px; color: #c2dadd; font-size: 18px; line-height: 1.65; }
.platform-pillars { display: grid; gap: 14px; }
.platform-pillars div { display: grid; grid-template-columns: 90px 1fr; gap: 20px; align-items: baseline; padding: 18px 0; border-top: 1px solid rgba(255,255,255,.15); }
.platform-pillars span { color: var(--cyan); font-size: 11px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.platform-pillars strong { font-size: 15px; line-height: 1.5; }
.platform-visual { position: relative; min-height: 730px; overflow: hidden; }
.platform-visual > img { object-fit: cover; object-position: 40% center; }
.platform-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg,var(--night-deep),transparent 30%),linear-gradient(0deg,rgba(0,20,30,.62),transparent 45%); }
.visual-caption { position: absolute; z-index: 2; left: 8%; bottom: 7%; width: min(390px,84%); padding: 18px 20px; border-left: 3px solid var(--cyan); background: rgba(0,20,30,.82); }
.visual-caption span { display: block; color: var(--cyan); font-size: 10px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.visual-caption strong { display: block; margin-top: 8px; font-size: 15px; line-height: 1.45; }

.program-section { background: var(--mist); }
.program-grid { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.program-card { min-height: 575px; padding: 43px; border-radius: 24px; }
.current-card { background: var(--navy); color: var(--white); }
.evidence-card { background: var(--white); border: 1px solid var(--line); }
.program-status { display: flex; align-items: center; justify-content: space-between; gap: 15px; }
.program-status span { display: inline-flex; padding: 8px 12px; border-radius: 99px; background: rgba(38,214,200,.14); color: var(--cyan); font-size: 10px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.evidence-card .program-status span { background: var(--ice); color: var(--teal); }
.program-status em { color: #9bb7bd; font-size: 12px; font-style: normal; }
.program-card h3 { margin: 80px 0 22px; max-width: 500px; font-size: 36px; line-height: 1.08; letter-spacing: -.035em; }
.program-card > p { margin-bottom: 32px; color: #c4dadd; line-height: 1.6; }
.evidence-card > p { color: var(--slate); }
.program-card ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 13px; }
.program-card li { position: relative; padding: 0 0 13px 22px; border-bottom: 1px solid rgba(255,255,255,.14); color: #d1e3e5; font-size: 14px; line-height: 1.45; }
.evidence-card li { border-color: var(--line); color: var(--ink); }
.program-card li::before { content: ""; position: absolute; left: 0; top: .55em; width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); }
.evidence-card li::before { background: var(--teal); }
.claim-bar { max-width: 1180px; margin: 22px auto 0; display: grid; grid-template-columns: 220px 1fr; gap: 28px; align-items: center; padding: 22px 25px; border-left: 4px solid var(--warning); background: #fff8e9; }
.claim-bar strong { font-size: 14px; }
.claim-bar span { color: #6f5a31; font-size: 14px; line-height: 1.5; }

.design-section { padding: 112px 7vw; background: var(--night-deep); color: var(--white); }
.design-intro { max-width: 970px; margin: 0 auto 64px; text-align: center; }
.design-intro > p:not(.eyebrow) { max-width: 760px; margin: 28px auto 0; color: #c4dadd; font-size: 18px; line-height: 1.65; }
.design-steps { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: repeat(4,1fr); border: 1px solid rgba(255,255,255,.18); }
.design-steps article { min-height: 330px; padding: 31px; border-right: 1px solid rgba(255,255,255,.18); }
.design-steps article:last-child { border-right: 0; }
.design-steps span { color: var(--cyan); font-size: 12px; font-weight: 800; }
.design-steps h3 { margin: 70px 0 18px; font-size: 23px; letter-spacing: -.025em; }
.design-steps p { margin: 0; color: #a9c5ca; font-size: 14px; line-height: 1.6; }
.partner-fit { max-width: 1180px; margin: 34px auto 0; display: grid; grid-template-columns: 1.1fr .8fr auto; gap: 55px; align-items: end; padding: 46px; background: var(--navy); }
.partner-fit h3 { max-width: 530px; margin-bottom: 18px; font-size: 31px; line-height: 1.1; letter-spacing: -.03em; }
.partner-fit > div > p:not(.eyebrow) { margin: 0; color: #bdd4d8; line-height: 1.6; }
.partner-fit ul { margin: 0; padding: 0; list-style: none; }
.partner-fit li { padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.14); color: #d4e5e7; font-size: 14px; }
.partner-fit li::before { content: "+"; margin-right: 12px; color: var(--cyan); }
.partner-fit .button { white-space: nowrap; }

.collaboration-section { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: 1.1fr .9fr; gap: 90px; align-items: end; }
.collaboration-section > p { margin: 0; color: var(--slate); font-size: 18px; line-height: 1.7; }

.company-section { display: grid; grid-template-columns: 360px 1fr; gap: 95px; align-items: center; max-width: 1180px; margin: 0 auto; border-top: 1px solid var(--line); }
.founder-image { position: relative; width: 330px; aspect-ratio: 4/5; overflow: hidden; border-radius: 180px 180px 24px 24px; background: var(--ice); }
.founder-image img { object-fit: cover; object-position: center 24%; filter: grayscale(100%); }
.company-copy { max-width: 720px; }
.company-copy > p:not(.eyebrow) { color: var(--slate); font-size: 17px; line-height: 1.7; }
.company-copy h2 { margin-bottom: 30px; }
.founder-name { margin-top: 32px; padding-top: 22px; border-top: 1px solid var(--line); display: flex; gap: 15px; align-items: baseline; }
.founder-name strong { font-size: 18px; }
.founder-name span { color: var(--teal); font-size: 13px; font-weight: 800; }

.closing-section { min-height: 410px; display: grid; grid-template-columns: 150px 1fr auto; gap: 48px; align-items: center; padding: 72px 7vw; background: var(--navy); color: var(--white); border-top: 8px solid var(--cyan); }
.closing-logo { border-radius: 16px; }
.closing-section h2 { max-width: 760px; }
footer { display: grid; grid-template-columns: 1fr 1.4fr auto auto; gap: 30px; align-items: center; padding: 36px 6vw; background: #000f17; color: #86a3ab; font-size: 12px; }
.footer-brand { color: var(--white); }
footer p { margin: 0; }

@media (max-width: 1120px) {
  .site-header { grid-template-columns: 1fr auto; }
  nav { display: none; }
  .partner-fit { grid-template-columns: 1fr 1fr; }
  .partner-fit .button { grid-column: 1 / -1; justify-self: start; }
}

@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; }
  .hero-copy { padding-top: 90px; }
  .hero-visual { min-height: 520px; }
  .section-heading { gap: 40px; }
  .constraint-grid { grid-template-columns: 1fr; }
  .constraint-grid article { min-height: 280px; }
  .platform-section { grid-template-columns: 1fr; }
  .platform-visual { min-height: 560px; order: -1; }
  .platform-visual::after { background: linear-gradient(0deg,var(--night-deep),transparent 35%); }
  .design-steps { grid-template-columns: repeat(2,1fr); }
  .design-steps article:nth-child(2) { border-right: 0; }
  .design-steps article:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.18); }
  .collaboration-section { gap: 50px; }
  .company-section { grid-template-columns: 300px 1fr; gap: 50px; }
  .founder-image { width: 290px; }
  .closing-section { grid-template-columns: 140px 1fr; }
  .closing-section .button { grid-column: 2; justify-self: start; }
  footer { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .site-header { min-height: 66px; padding: 0 20px; }
  .header-cta { display: none; }
  .hero-copy { padding: 78px 24px 55px; }
  .hero-lede { font-size: 17px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .hero-visual { min-height: 420px; }
  .decision-panel { left: 20px; right: 20px; }
  .decision-panel > div { grid-template-columns: 1fr 16px 1.3fr; font-size: 12px; }
  .position-strip { grid-template-columns: repeat(2,1fr); }
  .position-strip div { min-height: 96px; padding: 0 20px; }
  .position-strip div:nth-child(2) { border-right: 0; }
  .position-strip div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .section { padding: 80px 24px; }
  .section-heading { grid-template-columns: 1fr; gap: 24px; margin-bottom: 40px; }
  .constraint-grid article { min-height: 260px; padding: 30px; }
  .constraint-grid h3 { font-size: 27px; }
  .platform-copy { padding: 70px 24px 80px; }
  .platform-visual { min-height: 410px; }
  .platform-pillars div { grid-template-columns: 1fr; gap: 8px; }
  .program-grid { grid-template-columns: 1fr; }
  .program-card { min-height: auto; padding: 32px; }
  .program-card h3 { margin-top: 58px; font-size: 31px; }
  .program-status { align-items: flex-start; flex-direction: column; }
  .claim-bar { grid-template-columns: 1fr; gap: 8px; }
  .design-section { padding: 82px 24px; }
  .design-intro { text-align: left; }
  .design-steps { grid-template-columns: 1fr; }
  .design-steps article { min-height: 250px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.18); }
  .design-steps article:last-child { border-bottom: 0; }
  .design-steps h3 { margin-top: 48px; }
  .partner-fit { grid-template-columns: 1fr; gap: 32px; padding: 31px; }
  .partner-fit .button { grid-column: auto; }
  .collaboration-section { grid-template-columns: 1fr; gap: 28px; }
  .company-section { grid-template-columns: 1fr; padding-left: 24px; padding-right: 24px; gap: 45px; }
  .founder-image { width: min(300px,82vw); margin: 0 auto; }
  .closing-section { grid-template-columns: 1fr; gap: 28px; padding: 70px 24px; }
  .closing-logo { width: 120px; height: 120px; }
  .closing-section .button { grid-column: auto; }
  footer { grid-template-columns: 1fr; gap: 14px; padding: 34px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}