:root {
    --paper: #f4f4ef;
    --surface: #fbfbf8;
    --ink: #101217;
    --muted: #686d76;
    --line: #d1d3ce;
    --line-dark: rgba(16, 18, 23, .18);
    --blue: #3b82f6;
    --blue-deep: #2563eb;
    --acid: #b8ff3d;
    --sans: "Helvetica Neue", "Arial Nova", Arial, sans-serif;
    --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
    --rail: 48px;
    --pad: clamp(28px, 5vw, 82px);
}

* { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    background: var(--paper);
}

body {
    margin: 0;
    min-width: 320px;
    overflow-x: hidden;
    background:
        linear-gradient(90deg, rgba(16, 18, 23, .035) 1px, transparent 1px) 0 0 / 80px 80px,
        linear-gradient(rgba(16, 18, 23, .027) 1px, transparent 1px) 0 0 / 80px 80px,
        var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button { color: inherit; font: inherit; }
img { display: block; max-width: 100%; }

::selection { color: var(--surface); background: var(--blue); }

:focus-visible {
    outline: 3px solid var(--acid);
    outline-offset: 4px;
}

.scroll-progress {
    position: fixed;
    inset: 0 auto auto 0;
    z-index: 1000;
    width: 0;
    height: 3px;
    background: var(--blue);
}

.page-rail {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 90;
    width: var(--rail);
    border-right: 1px solid var(--line);
    background: rgba(244, 244, 239, .9);
    backdrop-filter: blur(12px);
}

.page-rail span {
    position: absolute;
    top: 48%;
    left: 17px;
    color: var(--muted);
    font: 700 10px/1 var(--mono);
    letter-spacing: .16em;
    white-space: nowrap;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
}

.page-rail i {
    position: absolute;
    left: 18px;
    bottom: 26px;
    width: 11px;
    height: 11px;
    background: var(--blue);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 80;
    height: 94px;
    margin-left: var(--rail);
    padding: 0 var(--pad);
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 48px;
    border-bottom: 1px solid var(--line);
    background: rgba(244, 244, 239, .9);
    backdrop-filter: blur(20px);
}

.brand {
    width: 112px;
    display: inline-flex;
    align-items: center;
}

.brand img {
    width: 112px;
    height: auto;
}

.desktop-nav {
    display: flex;
    align-items: center;
    gap: clamp(22px, 2.6vw, 45px);
}

.desktop-nav a {
    position: relative;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    color: #474b53;
    font-size: 13px;
    font-weight: 620;
}

.desktop-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 100%;
    bottom: 7px;
    height: 2px;
    background: var(--blue);
    transition: right 220ms ease;
}

.desktop-nav a:hover,
.desktop-nav a.active { color: var(--blue); }
.desktop-nav a:hover::after,
.desktop-nav a.active::after { right: 0; }

.header-tools {
    justify-self: end;
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-contact {
    min-height: 44px;
    padding: 0 17px;
    display: inline-flex;
    align-items: center;
    gap: 22px;
    color: var(--surface);
    background: var(--blue);
    font-size: 12px;
    font-weight: 700;
    transition: transform 200ms ease, background 200ms ease;
}

.header-contact:hover { background: var(--blue-deep); transform: translateY(-2px); }
.menu-toggle, .mobile-nav { display: none; }

main,
.site-footer { margin-left: var(--rail); }

.hero {
    min-height: 780px;
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(380px, .72fr);
    border-bottom: 1px solid var(--line);
}

.hero-copy {
    padding: 58px var(--pad) 70px;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--line);
}

.eyebrow {
    margin: 0;
    display: flex;
    justify-content: space-between;
    gap: 30px;
    color: var(--muted);
    font: 700 10px/1.2 var(--mono);
    letter-spacing: .13em;
}

.eyebrow span:first-child { color: var(--blue); }

.hero h1 {
    max-width: 1100px;
    margin: 46px 0 44px;
    font-size: clamp(64px, 7.4vw, 126px);
    font-weight: 690;
    line-height: .86;
    letter-spacing: -.075em;
}

.hero-lead {
    max-width: 900px;
    margin: 0;
    color: #454951;
    font-size: clamp(19px, 1.75vw, 29px);
    line-height: 1.48;
    letter-spacing: -.028em;
}

.hero-actions {
    margin-top: auto;
    display: flex;
    align-items: stretch;
}

.button {
    min-height: 78px;
    padding: 0 28px;
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    font-size: 14px;
    font-weight: 720;
    transition: transform 200ms ease, color 200ms ease, background 200ms ease;
}

.button:hover { transform: translateY(-3px); }
.button-primary { min-width: 310px; color: var(--surface); background: var(--blue); }
.button-primary:hover { background: var(--blue-deep); }

.button-link {
    border-bottom: 1px solid var(--ink);
}

.button-link:hover { color: var(--blue); border-color: var(--blue); }

.orbit-visual {
    position: relative;
    min-height: 780px;
    overflow: hidden;
    background: rgba(251, 251, 248, .62);
}

.orbit {
    position: absolute;
    top: 48%;
    left: 48%;
    aspect-ratio: 1;
    border: 1px solid rgba(16, 18, 23, .22);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.orbit i {
    position: absolute;
    top: 50%;
    left: -5px;
    width: 10px;
    height: 10px;
    border: 3px solid var(--paper);
    border-radius: 50%;
    background: var(--ink);
}

.orbit-outer { width: 88%; animation: orbit-spin 28s linear infinite; }
.orbit-mid { width: 66%; border-color: rgba(59, 130, 246, .52); animation: orbit-spin-reverse 20s linear infinite; }
.orbit-mid i { left: auto; right: -5px; background: var(--blue); }
.orbit-inner { width: 40%; border-style: dashed; animation: orbit-spin 14s linear infinite; }
.orbit-inner i { top: -5px; left: 48%; background: var(--acid); }

.orbit-core {
    position: absolute;
    top: 48%;
    left: 48%;
    width: 23%;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    color: var(--surface);
    border-radius: 50%;
    background: var(--blue);
    transform: translate(-50%, -50%);
    box-shadow: 0 0 0 18px rgba(59, 130, 246, .08), 0 0 0 36px rgba(59, 130, 246, .04);
}

.orbit-core span {
    font-size: clamp(40px, 6vw, 94px);
    font-weight: 700;
    letter-spacing: -.08em;
}

.axis {
    position: absolute;
    background: rgba(16, 18, 23, .19);
}

.axis-x { top: 48%; left: 0; right: 0; height: 1px; }
.axis-y { top: 0; bottom: 0; left: 48%; width: 1px; }

.orbit-label {
    position: absolute;
    padding: 7px 9px;
    color: var(--muted);
    background: var(--paper);
    font: 700 10px/1 var(--mono);
    letter-spacing: .11em;
}

.label-build { top: 12%; left: 8%; }
.label-connect { right: 7%; bottom: 21%; color: var(--blue); }
.label-scale { left: 8%; bottom: 7%; }

.signals {
    display: grid;
    grid-template-columns: .72fr repeat(3, 1fr);
    color: var(--surface);
    background: var(--blue);
}

.signal-title,
.signal {
    min-height: 192px;
    padding: 30px clamp(24px, 3vw, 50px);
    border-right: 1px solid rgba(255, 255, 255, .26);
}

.signal-title {
    font: 700 11px/1.45 var(--mono);
    letter-spacing: .15em;
}

.signal:last-child { border-right: 0; }
.signal > span { color: rgba(255,255,255,.72); font: 700 10px/1 var(--mono); letter-spacing: .11em; }

.signal strong {
    display: block;
    margin: 30px 0 9px;
    font-size: clamp(48px, 5.2vw, 82px);
    line-height: .75;
    letter-spacing: -.07em;
}

.signal p { max-width: 190px; margin: 0; color: rgba(255,255,255,.82); font-size: 13px; line-height: 1.4; }

.section {
    padding: 130px var(--pad);
    border-bottom: 1px solid var(--line);
}

.section-tag {
    color: var(--blue);
    font: 700 10px/1.2 var(--mono);
    letter-spacing: .14em;
}

.section h2 {
    margin: 40px 0 0;
    font-size: clamp(52px, 6.2vw, 102px);
    font-weight: 660;
    line-height: .92;
    letter-spacing: -.068em;
}

.profile { background: var(--surface); }

.profile-grid {
    margin-top: 58px;
    display: grid;
    grid-template-columns: 1.18fr .82fr;
    gap: 10vw;
    align-items: end;
}

.profile-grid h2 { margin: 0; }

.profile-copy {
    padding-top: 27px;
    border-top: 1px solid var(--line-dark);
}

.profile-copy p {
    margin: 0 0 24px;
    color: #4c5057;
    font-size: 18px;
    line-height: 1.55;
}

.principles {
    margin-top: 105px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--line-dark);
    border-left: 1px solid var(--line-dark);
}

.principles article {
    min-height: 250px;
    padding: 28px;
    border-right: 1px solid var(--line-dark);
    border-bottom: 1px solid var(--line-dark);
}

.principles article > span,
.capability-grid article > span,
.stack-grid article > span {
    color: var(--blue);
    font: 700 10px/1 var(--mono);
}

.principles h3 {
    margin: 62px 0 13px;
    font-size: 24px;
    letter-spacing: -.04em;
}

.principles p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.5; }

.capabilities { background: var(--paper); }

.section-heading {
    margin-bottom: 76px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, .42fr);
    gap: 9vw;
    align-items: end;
}

.section-heading h2 { max-width: 990px; }

.section-heading > p {
    margin: 0 0 3px;
    color: #4f535b;
    font-size: 18px;
    line-height: 1.55;
}

.capability-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--line-dark);
    border-left: 1px solid var(--line-dark);
}

.capability-grid article {
    min-height: 390px;
    padding: 30px;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--line-dark);
    border-bottom: 1px solid var(--line-dark);
    background: rgba(251,251,248,.34);
    transition: color 250ms ease, background 250ms ease, transform 250ms ease;
}

.capability-grid article:hover {
    z-index: 2;
    color: var(--surface);
    background: var(--blue);
    transform: translateY(-5px);
}

.capability-grid article:hover > span,
.capability-grid article:hover p { color: rgba(255,255,255,.78); }

.capability-grid h3 {
    margin: 64px 0 18px;
    font-size: clamp(27px, 2.2vw, 38px);
    line-height: .98;
    letter-spacing: -.05em;
}

.capability-grid p { margin: 0; color: #5d6168; font-size: 15px; line-height: 1.55; }

.capability-grid ul {
    margin: auto 0 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    list-style: none;
}

.capability-grid li {
    padding: 7px 9px;
    border: 1px solid currentColor;
    color: var(--muted);
    font: 700 9px/1 var(--mono);
    text-transform: uppercase;
}

.capability-grid article:hover li { color: rgba(255,255,255,.9); }

.proof {
    display: grid;
    grid-template-columns: .72fr 1.28fr;
    gap: 9vw;
    color: var(--surface);
    background: var(--blue);
}

.proof .section-tag { color: var(--acid); }
.proof h2 { font-size: clamp(52px, 5.2vw, 86px); }

.quotes {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-top: 1px solid rgba(255,255,255,.28);
    border-left: 1px solid rgba(255,255,255,.28);
}

.quotes blockquote {
    min-height: 390px;
    margin: 0;
    padding: 34px;
    display: flex;
    flex-direction: column;
    border-right: 1px solid rgba(255,255,255,.28);
    border-bottom: 1px solid rgba(255,255,255,.28);
}

.quotes blockquote::before { content: "“"; color: var(--acid); font: 700 58px/1 Georgia, serif; }
.quotes p { margin: 27px 0 40px; font-size: 18px; line-height: 1.55; letter-spacing: -.015em; }
.quotes footer { margin-top: auto; color: rgba(255,255,255,.72); font: 700 10px/1.3 var(--mono); letter-spacing: .08em; }

.stack { background: var(--surface); }

.stack-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid var(--line-dark);
    border-left: 1px solid var(--line-dark);
}

.stack-grid article {
    min-height: 290px;
    padding: 28px;
    border-right: 1px solid var(--line-dark);
    border-bottom: 1px solid var(--line-dark);
}

.stack-grid h3 { margin: 65px 0 19px; font-size: 27px; line-height: 1; letter-spacing: -.045em; }
.stack-grid p { margin: 0; color: #5d6168; font-size: 14px; line-height: 1.65; }

.method { background: var(--paper); }

.method-list {
    margin: 0;
    padding: 0;
    border-top: 1px solid var(--line-dark);
    list-style: none;
}

.method-list li {
    min-height: 132px;
    padding: 24px 0;
    display: grid;
    grid-template-columns: .18fr .55fr 1fr auto;
    gap: 35px;
    align-items: center;
    border-bottom: 1px solid var(--line-dark);
    transition: color 220ms ease, padding 220ms ease, background 220ms ease;
}

.method-list li:hover { padding-left: 18px; color: var(--blue); background: rgba(59,130,246,.035); }
.method-list li > span { font: 700 10px/1 var(--mono); }
.method-list h3 { margin: 0; font-size: clamp(31px, 3vw, 48px); letter-spacing: -.05em; }
.method-list p { max-width: 620px; margin: 0; color: #5a5e66; font-size: 15px; line-height: 1.5; }
.method-list i { font-size: 28px; font-style: normal; }

.contact { background: var(--paper); }
.contact-top { display: flex; justify-content: space-between; color: var(--muted); font: 700 10px/1 var(--mono); letter-spacing: .12em; }
.contact h2 { max-width: 1260px; margin: 90px 0 110px; font-size: clamp(68px, 9.4vw, 154px); line-height: .84; }

.contact-bottom {
    margin-left: 34%;
    padding-top: 27px;
    display: grid;
    grid-template-columns: .68fr 1fr;
    gap: 8vw;
    align-items: end;
    border-top: 1px solid var(--line-dark);
}

.contact-bottom p { max-width: 480px; margin: 0; color: #555960; font-size: 17px; line-height: 1.55; }
.contact-bottom a { padding-bottom: 12px; display: flex; justify-content: space-between; border-bottom: 3px solid var(--blue); font-size: clamp(20px, 2.2vw, 34px); font-weight: 650; letter-spacing: -.04em; }
.contact-bottom a:hover { color: var(--blue); }

.site-footer {
    padding: 40px var(--pad);
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 34px;
    align-items: center;
    border-top: 1px solid var(--line);
    background: var(--surface);
}

.footer-brand { width: 80px; }
.footer-brand img { width: 80px; }
.site-footer p { margin: 0; color: var(--muted); font: 700 10px/1.4 var(--mono); letter-spacing: .08em; }
.site-footer nav { display: flex; gap: 22px; font-size: 12px; font-weight: 620; }
.site-footer nav a:hover { color: var(--blue); }
.site-footer > span { grid-column: 3; color: var(--muted); font: 700 9px/1 var(--mono); letter-spacing: .09em; text-align: right; }

.back-to-top {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 70;
    width: 48px;
    height: 48px;
    opacity: 0;
    visibility: hidden;
    border: 0;
    color: var(--surface);
    background: var(--blue);
    cursor: pointer;
    transform: translateY(15px);
    transition: opacity 200ms ease, visibility 200ms, transform 200ms ease;
}

.back-to-top.visible { opacity: 1; visibility: visible; transform: none; }

.reveal-ready .section-heading,
.reveal-ready .profile-grid,
.reveal-ready .principles,
.reveal-ready .capability-grid,
.reveal-ready .proof-title,
.reveal-ready .quotes,
.reveal-ready .stack-grid,
.reveal-ready .method-list {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 650ms ease, transform 650ms cubic-bezier(.22, 1, .36, 1);
}

.reveal-ready .is-visible { opacity: 1; transform: none; }

@keyframes orbit-spin {
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes orbit-spin-reverse {
    to { transform: translate(-50%, -50%) rotate(-360deg); }
}

@media (max-width: 1120px) {
    .site-header { grid-template-columns: 1fr auto; }
    .desktop-nav { display: none; }
    .menu-toggle {
        width: 44px;
        height: 44px;
        display: grid;
        place-content: center;
        gap: 6px;
        border: 1px solid var(--line-dark);
        background: transparent;
        cursor: pointer;
    }
    .menu-toggle span { width: 19px; height: 1px; background: var(--ink); transition: transform 180ms ease; }
    .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
    .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
    .mobile-nav {
        position: absolute;
        top: 94px;
        left: 0;
        right: 0;
        padding: 20px var(--pad) 26px;
        display: grid;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-12px);
        border-bottom: 1px solid var(--line);
        background: rgba(251,251,248,.98);
        transition: opacity 180ms ease, transform 180ms ease, visibility 180ms;
    }
    .mobile-nav.open { opacity: 1; visibility: visible; transform: none; }
    .mobile-nav a { min-height: 52px; display: flex; align-items: center; border-bottom: 1px solid var(--line); font-size: 14px; font-weight: 650; }
    .hero { grid-template-columns: 1.32fr .68fr; }
    .hero h1 { font-size: clamp(64px, 8.5vw, 100px); }
    .capability-grid { grid-template-columns: repeat(2, 1fr); }
    .proof { grid-template-columns: 1fr; }
    .stack-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
    :root { --rail: 0px; }
    .page-rail { display: none; }
    .site-header, main, .site-footer { margin-left: 0; }
    .site-header { height: 78px; }
    .mobile-nav { top: 78px; }
    .header-contact { display: none; }
    .hero { grid-template-columns: 1fr; }
    .hero-copy { min-height: 700px; border-right: 0; }
    .hero h1 { font-size: clamp(64px, 14vw, 104px); }
    .orbit-visual { min-height: 620px; border-top: 1px solid var(--line); }
    .signals { grid-template-columns: repeat(3, 1fr); }
    .signal-title { display: none; }
    .profile-grid,
    .section-heading,
    .principles { grid-template-columns: 1fr; }
    .quotes { grid-template-columns: 1fr; }
    .contact-bottom { margin-left: 0; }
    .site-footer { grid-template-columns: auto 1fr; }
    .site-footer nav { grid-column: 1 / -1; }
    .site-footer > span { grid-column: 1 / -1; text-align: left; }
}

@media (max-width: 580px) {
    :root { --pad: 22px; }
    .brand, .brand img { width: 91px; }
    .header-tools { gap: 8px; }
    .hero-copy { min-height: 660px; padding-top: 40px; }
    .eyebrow { align-items: flex-start; flex-direction: column; gap: 10px; }
    .hero h1 { margin: 45px 0 38px; font-size: clamp(54px, 17vw, 78px); }
    .hero-lead { font-size: 18px; }
    .hero-actions { margin-top: 58px; flex-direction: column; }
    .button { min-height: 67px; }
    .button-primary { min-width: 0; }
    .orbit-visual { min-height: 480px; }
    .signals { grid-template-columns: 1fr; }
    .signal { min-height: 135px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.26); }
    .signal strong { display: inline-block; margin-right: 15px; }
    .signal p { display: inline-block; }
    .section { padding-top: 90px; padding-bottom: 90px; }
    .section h2 { font-size: 48px; }
    .profile-grid { margin-top: 45px; }
    .principles { margin-top: 70px; }
    .capability-grid,
    .stack-grid { grid-template-columns: 1fr; }
    .capability-grid article { min-height: 355px; }
    .proof { gap: 60px; }
    .quotes blockquote { min-height: 330px; }
    .method-list li { grid-template-columns: 42px 1fr auto; gap: 12px; }
    .method-list p { grid-column: 2 / -1; }
    .contact h2 { margin: 72px 0 82px; font-size: 60px; }
    .contact-bottom { grid-template-columns: 1fr; gap: 44px; }
    .contact-bottom a { font-size: 20px; }
    .site-footer p { display: none; }
    .site-footer nav { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
    .reveal-ready .section-heading,
    .reveal-ready .profile-grid,
    .reveal-ready .principles,
    .reveal-ready .capability-grid,
    .reveal-ready .proof-title,
    .reveal-ready .quotes,
    .reveal-ready .stack-grid,
    .reveal-ready .method-list { opacity: 1; transform: none; }
}