@keyframes oaDraw { 0% { stroke-dashoffset: 420; } 100% { stroke-dashoffset: 0; } }
@keyframes oaNode { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(.6); opacity: .5; } }
@keyframes oaScan { 0% { top: -22%; } 100% { top: 100%; } }
@keyframes oaSpin { to { transform: rotate(360deg); } }
@keyframes oaPulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(143, 247, 220, .5); } 50% { box-shadow: 0 0 0 14px rgba(143, 247, 220, 0); } }

.oa { font-family: Poppins, sans-serif; color: #fff; }
.oa *, .oa *::before, .oa *::after { box-sizing: border-box; }
.oa a { color: #fff; }
.oa a:hover { color: #8ff7dc; }
.oa .oa-icon { font-family: 'Material Symbols Outlined'; font-weight: 400; font-style: normal; line-height: 1; letter-spacing: normal; text-transform: none; white-space: nowrap; direction: ltr; -webkit-font-feature-settings: 'liga'; font-feature-settings: 'liga'; -webkit-font-smoothing: antialiased; }

/* Shared reveal initial states (JS drives final values every frame) */
.oa .oa-rv { opacity: 0; }
.oa .oa-clip { clip-path: inset(100% 0 0 0 round 28px); }
.oa .oa-px { position: absolute; left: 0; top: -12%; width: 100%; height: 124%; object-fit: cover; display: block; }

/* Eyebrow */
.oa .oa-eyebrow { display: flex; align-items: center; gap: 10px; font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 600; letter-spacing: 3px; }
.oa .oa-eyebrow__dot { width: 7px; height: 7px; border-radius: 50%; }
.oa .oa-eyebrow--mint { color: #8ff7dc; }
.oa .oa-eyebrow--mint .oa-eyebrow__dot { background: #8ff7dc; }
.oa .oa-eyebrow--blue { color: #12103b; }
.oa .oa-eyebrow--blue .oa-eyebrow__dot { background: #12103b; }

/* ============ 01 HERO ============ */
.oa .oa-hero { position: relative; min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); background: #000f9f; }
.oa .oa-hero__media { position: relative; min-height: 100vh; overflow: hidden; background: #0b1660; }
.oa .oa-slide { position: absolute; inset: 0; opacity: 0; transition: opacity 1.1s cubic-bezier(.2, 0, 0, 1); }
.oa .oa-slide:first-child { opacity: 1; }
.oa .oa-slide__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; will-change: transform; }
.oa .oa-slide__shade { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(0, 15, 159, .95) 0%, rgba(0, 15, 159, .35) 38%, rgba(18, 16, 59, .15) 70%, rgba(18, 16, 59, .35) 100%); }
.oa .oa-slide__cap { position: absolute; left: 4vw; right: 4vw; bottom: 6vh; display: flex; flex-direction: column; gap: 10px; }
.oa .oa-slide__num { font-family: 'JetBrains Mono', monospace; font-size: 12px; font-weight: 600; letter-spacing: 3px; color: #8ff7dc; }
.oa .oa-slide__title { font-size: min(4.6vw, 8vh, 76px); line-height: .95; font-weight: 800; letter-spacing: -.05em; color: #fff; }

.oa .oa-hero__content { position: relative; display: flex; flex-direction: column; justify-content: center; gap: 4vh; padding: 14vh 6vw 8vh 5.5vw; color: #fff; overflow: hidden; }
.oa .oa-hero__eyebrow { font-family: 'JetBrains Mono', monospace; font-size: 12px; font-weight: 600; letter-spacing: 4px; color: #8ff7dc; }
.oa .oa-hero__title { margin: 0; display: flex; flex-direction: column; gap: .6vh; }
.oa .oa-mask { display: block; overflow: hidden; }
.oa .oa-mask--a { padding-bottom: .08em; }
.oa .oa-mask--b { padding-bottom: .04em; }
.oa .oa-mask--c { padding-bottom: .1em; }
.oa .oa-hl { display: block; transform: translateY(110%); }
.oa .oa-hl--sub { font-size: min(2.6vw, 4.6vh, 42px); line-height: 1.1; font-weight: 300; letter-spacing: -.02em; }
.oa .oa-hl--big { font-size: min(7.4vw, 13vh, 128px); line-height: .9; font-weight: 800; letter-spacing: -.06em; }
.oa .oa-hl--accent { color: #8ff7dc; }
.oa .oa-hero__lede { margin: 0; max-width: 600px; font-size: min(1.25vw, 2.5vh, 18px); line-height: 1.75; color: #fff; text-wrap: pretty; }

.oa .oa-tabs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; max-width: 640px; }
.oa .oa-tab { display: flex; flex-direction: column; gap: 12px; padding: 0; border: 0; background: transparent; color: #fff; font-family: Poppins, sans-serif; text-align: left; cursor: pointer; }
.oa .oa-tab__track { position: relative; display: block; width: 100%; height: 2px; background: rgba(255, 255, 255, .28); overflow: hidden; }
.oa .oa-tab__fill { position: absolute; left: 0; top: 0; bottom: 0; width: 0; background: #8ff7dc; }
.oa .oa-tab__label { font-size: min(1.05vw, 2.1vh, 15px); font-weight: 600; opacity: .6; transition: opacity .4s ease; }

.oa .oa-ctas { display: flex; gap: 40px; flex-wrap: wrap; margin-top: 1vh; }
.oa .oa-cta { display: flex; align-items: center; gap: 12px; padding: 0 0 10px; border: 0; border-bottom: 2px solid #fff; background: transparent; color: #fff; font-family: Poppins, sans-serif; font-size: 16px; font-weight: 600; cursor: pointer; transition: gap .35s cubic-bezier(.2, 0, 0, 1), color .35s ease, border-color .35s ease; }
.oa .oa-cta:hover { gap: 20px; color: #8ff7dc; border-color: #8ff7dc; }
.oa .oa-cta__icon { font-size: 22px; }

/* ============ 02 OUR APPROACH ============ */
.oa .oa-approach { position: relative; background: #12103b; padding: 16vh 5vw; }
.oa .oa-approach__grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 6vw; align-items: center; }
.oa .oa-approach__text { display: flex; flex-direction: column; gap: 4vh; min-width: 0; }
.oa .oa-words { margin: 0; display: flex; flex-wrap: wrap; column-gap: .28em; row-gap: .08em; font-size: min(2.2vw, 4vh, 34px); line-height: 1.28; font-weight: 700; letter-spacing: -.025em; }
.oa .oa-word { opacity: .25; color: #fff; transition: opacity .35s ease, color .35s ease; }
.oa .oa-approach__sub { margin: 0; max-width: 560px; display: flex; gap: 18px; font-size: min(1.15vw, 2.4vh, 17px); line-height: 1.72; color: #fff; text-wrap: pretty; }
.oa .oa-approach__bar { flex: none; width: 3px; border-radius: 3px; background: #8ff7dc; }
.oa .oa-chips { display: flex; gap: 10px; flex-wrap: wrap; }
.oa .oa-chip { padding: 9px 16px; border-radius: 999px; border: 1px solid rgba(143, 247, 220, .5); color: #8ff7dc; font-size: 13px; font-weight: 600; }

.oa .oa-collage { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.oa .oa-collage__col { display: flex; flex-direction: column; gap: 14px; }
.oa .oa-collage__col--offset { padding-top: 10vh; }
.oa .oa-tile { position: relative; border-radius: 24px; overflow: hidden; }
.oa .oa-tile--tall { height: min(40vh, 26vw); }
.oa .oa-tile--short { height: min(30vh, 20vw); }

/* ============ 02 RESEARCH & DEVELOPMENT ============ */
.oa .oa-rd { position: relative; background: #0fb39b; color: #fff; padding: 16vh 5vw; }
.oa .oa-rd__grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 6vw; align-items: center; }
.oa .oa-rd__media { position: relative; height: min(84vh, 60vw); }
.oa .oa-rd__main { position: absolute; left: 0; top: 0; width: 80%; height: 84%; border-radius: 28px; overflow: hidden; }
.oa .oa-rd__inset { position: absolute; right: 0; bottom: 0; width: 46%; height: 46%; border-radius: 24px; overflow: hidden; border: 8px solid #0fb39b; box-shadow: 0 30px 60px rgba(0, 15, 159, .25); }
.oa .oa-rd__badge { position: absolute; left: 5%; bottom: 7%; display: flex; align-items: center; gap: 10px; padding: 10px 18px 10px 10px; border-radius: 999px; background: #000f9f; color: #fff; font-size: 14px; font-weight: 700; box-shadow: 0 16px 36px rgba(0, 15, 159, .35); }
.oa .oa-rd__badge-icon { width: 32px; height: 32px; border-radius: 50%; background: #8ff7dc; color: #000f9f; display: flex; align-items: center; justify-content: center; font-size: 19px; }
.oa .oa-rd__text { display: flex; flex-direction: column; gap: 3.2vh; min-width: 0; }
.oa .oa-rd__title { margin: 0; font-size: min(4vw, 7vh, 62px); line-height: 1.02; font-weight: 800; letter-spacing: -.045em; text-wrap: balance; }
.oa .oa-rd__title span { color: #12103b; }
.oa .oa-rd__body { margin: 0; font-size: min(1.15vw, 2.4vh, 17px); line-height: 1.74; color: #fff; text-wrap: pretty; }

/* Key strengths */
.oa .oa-ks { display: flex; flex-direction: column; gap: 3vh; margin-top: 14vh; }
.oa .oa-ks__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; }
.oa .oa-ks__title { margin: 0; font-size: min(3.4vw, 6vh, 54px); line-height: 1; font-weight: 800; letter-spacing: -.045em; }
.oa .oa-ks__title span { color: #12103b; }
.oa .oa-ks__meta { font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 600; letter-spacing: 3px; color: #000f9f; }
.oa .oa-ks__stack { display: flex; flex-direction: column; gap: 5vh; padding-bottom: 4vh; }

.oa .oa-card { --mx: 50%; --my: 50%; position: sticky; top: var(--oa-top); height: min(64vh, 44vw); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); border-radius: 32px; overflow: hidden; background: var(--oa-bg); color: var(--oa-fg); box-shadow: 0 -20px 60px rgba(0, 15, 159, .2); transform-origin: top center; will-change: transform; }
.oa .oa-card__info { position: relative; display: flex; flex-direction: column; justify-content: space-between; gap: 2vh; padding: 4.4vh 3.4vw; overflow: hidden; }
.oa .oa-card__dots { position: absolute; inset: 0; background-image: radial-gradient(var(--oa-ac) 1px, transparent 1.4px); background-size: 22px 22px; opacity: .18; pointer-events: none; }
.oa .oa-card__top { position: relative; display: flex; align-items: center; justify-content: space-between; }
.oa .oa-card__label { font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 600; letter-spacing: 3px; color: var(--oa-ac); }
.oa .oa-card__icon { width: 52px; height: 52px; border-radius: 50%; background: var(--oa-ac); color: var(--oa-bg); display: flex; align-items: center; justify-content: center; font-size: 26px; animation: oaPulse 2.4s ease-out infinite; }
.oa .oa-card__art { position: relative; width: min(10vw, 16vh, 150px); aspect-ratio: 1; align-self: flex-start; flex-shrink: 1; min-height: 0; color: var(--oa-ac); }
.oa .oa-card__art svg { width: 100%; height: 100%; overflow: visible; display: block; }
.oa .oa-svg-spin-slow { transform-origin: 110px 110px; animation: oaSpin 38s linear infinite; }
.oa .oa-svg-spin-fast { transform-origin: 110px 110px; animation: oaSpin 24s linear infinite reverse; }
.oa .oa-svg-draw { stroke-dasharray: 420; animation: oaDraw 6s ease-in-out infinite alternate; }
.oa .oa-svg-node { transform-box: fill-box; transform-origin: center; animation: oaNode 2.6s ease-in-out infinite; }
.oa .oa-svg-node--d1 { animation-delay: .8s; }
.oa .oa-svg-node--d2 { animation-delay: 1.6s; }
.oa .oa-card__copy { position: relative; display: flex; flex-direction: column; gap: 2vh; }
.oa .oa-card__tag { font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 600; letter-spacing: 2.5px; color: var(--oa-ac); }
.oa .oa-card__text { font-size: min(2vw, 3.6vh, 30px); line-height: 1.16; font-weight: 700; letter-spacing: -.025em; text-wrap: balance; }

.oa .oa-card__visual { position: relative; overflow: hidden; cursor: crosshair; }
.oa .oa-card__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; will-change: transform; }
.oa .oa-card__vignette { position: absolute; inset: 0; background: radial-gradient(circle 160px at var(--mx) var(--my), rgba(143, 247, 220, 0) 0%, rgba(10, 20, 90, .45) 100%); pointer-events: none; transition: background .1s; }
.oa .oa-card__grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(143, 247, 220, .14) 1px, transparent 1px), linear-gradient(90deg, rgba(143, 247, 220, .14) 1px, transparent 1px); background-size: 40px 40px; pointer-events: none; }
.oa .oa-card__scan { position: absolute; left: 0; right: 0; height: 22%; background: linear-gradient(180deg, rgba(143, 247, 220, 0), rgba(143, 247, 220, .28), rgba(143, 247, 220, 0)); animation: oaScan 4.5s ease-in-out infinite; pointer-events: none; }
.oa .oa-card__reticle { position: absolute; left: var(--mx); top: var(--my); width: 120px; height: 120px; transform: translate(-50%, -50%); border: 1.5px solid #8ff7dc; border-radius: 50%; box-shadow: 0 0 0 6px rgba(143, 247, 220, .15); pointer-events: none; }
.oa .oa-card__reticle-v { position: absolute; left: 50%; top: -14px; bottom: -14px; width: 1px; background: #8ff7dc; }
.oa .oa-card__reticle-h { position: absolute; top: 50%; left: -14px; right: -14px; height: 1px; background: #8ff7dc; }
.oa .oa-card__live { position: absolute; left: 18px; bottom: 18px; display: flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px; background: rgba(10, 20, 90, .6); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); font-family: 'JetBrains Mono', monospace; font-size: 10.5px; font-weight: 600; letter-spacing: 2px; color: #8ff7dc; pointer-events: none; }
.oa .oa-card__live-dot { width: 7px; height: 7px; border-radius: 50%; background: #8ff7dc; animation: oaNode 1.4s ease-in-out infinite; }