:root {
    --bg: #f4f4f1;
    --surface: #ffffff;
    --surface-soft: #ecece7;
    --ink: #101216;
    --muted: #62666d;
    --line: rgba(16, 18, 22, 0.12);
    --line-strong: rgba(16, 18, 22, 0.22);
    --accent: #7557ff;
    --accent-soft: #e8e1ff;
    --accent-2: #bbff4f;
    --dark: #0b0d10;
    --dark-soft: #15181d;
    --white: #ffffff;
    --container: 1240px;
    --radius-sm: 14px;
    --radius-md: 24px;
    --radius-lg: 38px;
    --shadow: 0 30px 80px rgba(10, 12, 16, 0.10);
    --header-height: 88px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
::selection { background: var(--accent); color: #fff; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}
.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 9999;
    padding: 10px 14px;
    border-radius: 8px;
    background: var(--dark);
    color: var(--white);
    transform: translateY(-150%);
}
.skip-link:focus { transform: translateY(0); }
.container {
    width: min(calc(100% - 48px), var(--container));
    margin-inline: auto;
}
.narrow { width: min(100%, 820px); }
.section { padding: 120px 0; }
.section-tight { padding: 86px 0; }
.section-dark { background: var(--dark); color: var(--white); }
.section-white { background: var(--white); }
.section-soft { background: var(--surface-soft); }

.page-progress {
    position: fixed;
    inset: 0 0 auto;
    height: 3px;
    z-index: 1100;
    pointer-events: none;
}
.page-progress span {
    display: block;
    height: 100%;
    width: 0;
    background: var(--accent);
}

.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 1000;
    height: var(--header-height);
    transition: background .3s ease, border-color .3s ease, transform .3s ease;
    border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
    background: rgba(244, 244, 241, .84);
    border-color: var(--line);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}
.header-inner {
    height: 100%;
    display: flex;
    align-items: center;
    gap: 28px;
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    flex: 0 0 auto;
}
.brand-symbol {
    width: 38px;
    height: 38px;
}
.brand-symbol svg { width: 100%; height: 100%; }
.brand-symbol path:first-child { fill: var(--ink); }
.brand-symbol path:last-child { fill: var(--accent); }
.brand-copy { display: grid; line-height: 1.05; }
.brand-copy strong { font-size: 14px; letter-spacing: -.02em; }
.brand-copy small {
    margin-top: 4px;
    color: var(--muted);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .18em;
    text-transform: uppercase;
}
.primary-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 26px;
    margin-left: auto;
}
.primary-nav a {
    position: relative;
    color: #454950;
    font-size: 13px;
    font-weight: 650;
    white-space: nowrap;
    transition: color .2s ease;
}
.primary-nav a:hover,
.primary-nav a.is-active { color: var(--ink); }
.primary-nav a.is-active::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -10px;
    height: 2px;
    background: var(--accent);
}
.nav-link-external span { color: var(--accent); }
.header-cta { margin-left: 2px; }
.menu-toggle { display: none; }

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 54px;
    padding: 0 23px;
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 750;
    letter-spacing: -.01em;
    transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-small { min-height: 44px; padding: 0 18px; font-size: 12px; }
.button-dark { background: var(--dark); color: var(--white); }
.button-dark:hover { background: #20242a; }
.button-light { background: var(--white); color: var(--ink); }
.button-light:hover { background: var(--accent-2); }
.button-outline { border-color: var(--line-strong); background: transparent; }
.button-outline:hover { background: var(--white); border-color: var(--white); }
.button-accent { background: var(--accent); color: #fff; }
.button-accent:hover { background: #6042ef; }

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin-bottom: 24px;
    color: var(--muted);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .18em;
    text-transform: uppercase;
}
.eyebrow::before {
    content: "";
    width: 26px;
    height: 1px;
    background: currentColor;
}
.eyebrow-light { color: rgba(255, 255, 255, .62); }
.kicker {
    color: var(--accent);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
}
.display,
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.04; letter-spacing: -.045em; }
h1 { font-size: clamp(58px, 8.2vw, 122px); }
h2 { font-size: clamp(42px, 5.5vw, 76px); }
h3 { font-size: clamp(26px, 3vw, 40px); }
p { color: var(--muted); }
.lead { font-size: clamp(20px, 2vw, 28px); line-height: 1.45; letter-spacing: -.025em; }
.section-intro {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(300px, .75fr);
    gap: 72px;
    align-items: end;
    margin-bottom: 64px;
}
.section-intro h2 { margin-bottom: 0; }
.section-intro p { margin-bottom: 4px; font-size: 18px; }

.hero {
    position: relative;
    min-height: 940px;
    padding: calc(var(--header-height) + 84px) 0 80px;
    overflow: hidden;
    border-bottom: 1px solid var(--line);
}
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--line) 1px, transparent 1px),
        linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 120px 120px;
    mask-image: linear-gradient(to bottom, black 0%, transparent 86%);
    opacity: .44;
}
.hero-glow {
    position: absolute;
    width: 760px;
    height: 760px;
    right: -190px;
    top: -190px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(117, 87, 255, .42) 0%, rgba(117, 87, 255, .13) 40%, transparent 70%);
    filter: blur(4px);
}
.hero-glow-two {
    position: absolute;
    width: 520px;
    height: 520px;
    left: -220px;
    bottom: -220px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(187, 255, 79, .28) 0%, transparent 68%);
}
.hero-inner { position: relative; z-index: 1; }
.hero-copy { max-width: 1060px; }
.hero h1 { max-width: 1050px; margin-bottom: 34px; }
.hero h1 .muted-word { color: #8b8e94; }
.hero-description {
    max-width: 760px;
    margin-bottom: 36px;
    color: #4e5258;
    font-size: clamp(20px, 2.2vw, 30px);
    line-height: 1.4;
    letter-spacing: -.025em;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-note {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 26px;
    color: var(--muted);
    font-size: 13px;
}
.hero-note span:first-child {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--accent-2);
    box-shadow: 0 0 0 6px rgba(187, 255, 79, .18);
}
.architecture-board {
    position: relative;
    margin-top: 96px;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, .62);
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
    overflow: hidden;
}
.board-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--line);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .16em;
    text-transform: uppercase;
}
.board-status { display: flex; align-items: center; gap: 9px; color: var(--muted); }
.board-status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); }
.system-flow {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0;
    padding: 44px 22px 36px;
}
.system-node {
    position: relative;
    min-width: 0;
    padding: 0 12px;
    text-align: center;
}
.system-node:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 24px;
    left: calc(50% + 24px);
    right: calc(-50% + 24px);
    height: 1px;
    background: var(--line-strong);
}
.node-index {
    position: relative;
    z-index: 2;
    display: grid;
    place-items: center;
    width: 50px;
    height: 50px;
    margin: 0 auto 17px;
    border: 1px solid var(--line-strong);
    border-radius: 50%;
    background: var(--white);
    font-size: 12px;
    font-weight: 800;
}
.system-node:nth-child(4) .node-index,
.system-node:nth-child(6) .node-index { background: var(--accent); color: #fff; border-color: var(--accent); }
.system-node strong { display: block; margin-bottom: 5px; font-size: 13px; }
.system-node small { color: var(--muted); font-size: 11px; }
.board-footer {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--line);
}
.board-metric { padding: 22px 25px; }
.board-metric + .board-metric { border-left: 1px solid var(--line); }
.board-metric span { display: block; color: var(--muted); font-size: 11px; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.board-metric strong { display: block; margin-top: 7px; font-size: 18px; letter-spacing: -.02em; }

.statement-section { padding: 130px 0; }
.statement-grid {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 80px;
}
.statement-number { color: var(--accent); font-size: 14px; font-weight: 800; letter-spacing: .14em; }
.statement-copy h2 { max-width: 940px; margin-bottom: 38px; }
.statement-copy p { max-width: 800px; font-size: 21px; }

.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.info-card {
    position: relative;
    min-height: 360px;
    padding: 30px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: rgba(255,255,255,.62);
    overflow: hidden;
    transition: transform .3s ease, box-shadow .3s ease, background .3s ease;
}
.info-card:hover { transform: translateY(-5px); box-shadow: 0 24px 60px rgba(10,12,16,.08); background: var(--white); }
.card-number { color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: .14em; }
.info-card h3 { margin: 96px 0 18px; font-size: 34px; }
.info-card p { margin-bottom: 0; font-size: 16px; }
.card-arrow {
    position: absolute;
    right: 25px;
    bottom: 24px;
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border: 1px solid var(--line);
    border-radius: 50%;
    background: var(--surface);
    transition: transform .3s ease, background .3s ease;
}
.info-card:hover .card-arrow { transform: rotate(45deg); background: var(--accent-2); }
.info-card.card-accent { background: var(--accent); color: #fff; border-color: var(--accent); }
.info-card.card-accent p, .info-card.card-accent .card-number { color: rgba(255,255,255,.72); }
.info-card.card-accent .card-arrow { color: var(--ink); }

.split-grid { display: grid; grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr); gap: 90px; align-items: start; }
.sticky-copy { position: sticky; top: calc(var(--header-height) + 44px); }
.sticky-copy h2 { margin-bottom: 24px; }
.sticky-copy p { font-size: 19px; }
.layer-list { display: grid; gap: 12px; }
.layer-item {
    display: grid;
    grid-template-columns: 66px minmax(0, 1fr) 24px;
    gap: 22px;
    align-items: start;
    padding: 27px 0;
    border-top: 1px solid var(--line);
}
.layer-item:last-child { border-bottom: 1px solid var(--line); }
.layer-item > span:first-child { color: var(--accent); font-size: 12px; font-weight: 800; letter-spacing: .1em; }
.layer-item h3 { margin: 0 0 9px; font-size: 25px; }
.layer-item p { margin: 0; }
.layer-icon { color: var(--muted); font-size: 22px; }

.comparison-wrap { border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius-lg); overflow: hidden; }
.comparison-head,
.comparison-row {
    display: grid;
    grid-template-columns: 1.1fr 1fr 1fr;
}
.comparison-head > div,
.comparison-row > div { padding: 25px 28px; }
.comparison-head { background: rgba(255,255,255,.05); border-bottom: 1px solid rgba(255,255,255,.14); }
.comparison-head > div { font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.65); }
.comparison-head > div:last-child { color: var(--accent-2); }
.comparison-row + .comparison-row { border-top: 1px solid rgba(255,255,255,.11); }
.comparison-row > div + div { border-left: 1px solid rgba(255,255,255,.11); }
.comparison-row .criterion { color: rgba(255,255,255,.55); font-size: 13px; font-weight: 750; }
.comparison-row .traditional { color: rgba(255,255,255,.72); }
.comparison-row .growth { color: #fff; font-weight: 650; }

.link-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.link-card {
    display: flex;
    flex-direction: column;
    min-height: 330px;
    padding: 30px;
    border-radius: var(--radius-md);
    background: var(--white);
    border: 1px solid var(--line);
    transition: transform .25s ease, box-shadow .25s ease;
}
.link-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.link-card small { color: var(--accent); font-size: 11px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.link-card h3 { margin: 80px 0 18px; font-size: 34px; }
.link-card p { margin: 0 0 30px; }
.link-card .text-link { margin-top: auto; font-weight: 750; }

.quote-panel {
    display: grid;
    grid-template-columns: 1.2fr .8fr;
    min-height: 520px;
    border-radius: var(--radius-lg);
    background: var(--accent-soft);
    overflow: hidden;
}
.quote-copy { padding: 64px; }
.quote-copy blockquote { margin: 0; font-size: clamp(38px, 4.2vw, 64px); line-height: 1.08; letter-spacing: -.045em; font-weight: 700; }
.quote-copy p { margin-top: 34px; max-width: 570px; font-size: 18px; }
.quote-visual {
    position: relative;
    min-height: 420px;
    background: var(--dark);
    overflow: hidden;
}
.quote-visual::before,
.quote-visual::after { content: ""; position: absolute; border-radius: 50%; }
.quote-visual::before { width: 420px; height: 420px; top: -80px; right: -100px; background: radial-gradient(circle at 35% 35%, #9c86ff, #4a2fca 52%, transparent 53%); }
.quote-visual::after { width: 310px; height: 310px; left: -70px; bottom: -120px; border: 1px solid rgba(255,255,255,.28); box-shadow: 0 0 0 60px rgba(255,255,255,.035), 0 0 0 120px rgba(255,255,255,.02); }
.visual-label { position: absolute; left: 34px; bottom: 32px; color: rgba(255,255,255,.6); font-size: 11px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }

.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-question {
    width: 100%;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 34px;
    gap: 20px;
    align-items: center;
    padding: 27px 0;
    border: 0;
    background: transparent;
    text-align: left;
    cursor: pointer;
    font-size: clamp(20px, 2vw, 27px);
    font-weight: 700;
    letter-spacing: -.025em;
}
.faq-icon { position: relative; width: 30px; height: 30px; border: 1px solid var(--line); border-radius: 50%; }
.faq-icon::before,
.faq-icon::after { content: ""; position: absolute; top: 50%; left: 50%; width: 10px; height: 1px; background: var(--ink); transform: translate(-50%, -50%); transition: transform .25s ease; }
.faq-icon::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-item.is-open .faq-icon::after { transform: translate(-50%, -50%) rotate(0); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-answer-inner { max-width: 900px; padding: 0 54px 28px 0; }
.faq-answer p { margin: 0; font-size: 17px; }

.final-cta { padding: 105px 0; }
.final-cta-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 100px; align-items: end; }
.final-cta h2 { margin: 0; font-size: clamp(44px, 5.5vw, 75px); }
.final-cta-action p { color: rgba(255,255,255,.64); font-size: 17px; }

.site-footer { padding: 66px 0 26px; background: #080a0d; color: #fff; border-top: 1px solid rgba(255,255,255,.08); }
.site-footer .brand-symbol path:first-child { fill: #fff; }
.site-footer .brand-copy small { color: rgba(255,255,255,.48); }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-bottom: 52px; border-bottom: 1px solid rgba(255,255,255,.11); }
.footer-statement { max-width: 430px; margin: 0; color: rgba(255,255,255,.52); text-align: right; }
.footer-links-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 60px; padding: 55px 0; }
.footer-links-grid > div { display: grid; align-content: start; gap: 11px; }
.footer-links-grid a, .footer-links-grid span:not(.footer-label) { color: rgba(255,255,255,.64); font-size: 14px; }
.footer-links-grid a:hover { color: #fff; }
.footer-label { margin-bottom: 10px; color: rgba(255,255,255,.34); font-size: 10px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1); color: rgba(255,255,255,.35); font-size: 11px; }

/* Inner pages */
.page-hero {
    position: relative;
    min-height: 720px;
    padding: calc(var(--header-height) + 90px) 0 80px;
    overflow: hidden;
    border-bottom: 1px solid var(--line);
}
.page-hero::before {
    content: "";
    position: absolute;
    width: 620px;
    height: 620px;
    right: -140px;
    top: -160px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(117,87,255,.38), transparent 70%);
}
.breadcrumbs { position: relative; z-index: 2; display: flex; flex-wrap: wrap; gap: 9px; align-items: center; margin-bottom: 70px; color: var(--muted); font-size: 12px; font-weight: 700; }
.breadcrumbs a:hover { color: var(--ink); }
.breadcrumbs span { color: #979a9f; }
.page-hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(300px, .7fr); gap: 80px; align-items: end; }
.page-hero h1 { margin-bottom: 0; font-size: clamp(58px, 7.8vw, 112px); }
.page-hero-aside { padding-bottom: 8px; }
.page-hero-aside p { font-size: 20px; }
.page-meta { display: flex; gap: 24px; margin-top: 34px; padding-top: 23px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }

.article-layout { display: grid; grid-template-columns: 240px minmax(0, 820px); justify-content: space-between; gap: 80px; }
.article-nav { position: sticky; top: calc(var(--header-height) + 44px); align-self: start; display: grid; gap: 8px; }
.article-nav small { margin-bottom: 14px; color: var(--muted); font-size: 10px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.article-nav a { padding: 8px 0 8px 14px; border-left: 1px solid var(--line); color: var(--muted); font-size: 13px; transition: color .2s, border-color .2s; }
.article-nav a:hover, .article-nav a.is-current { color: var(--ink); border-color: var(--accent); }
.article-content > section { scroll-margin-top: 120px; }
.article-content h2 { margin: 0 0 28px; font-size: clamp(40px, 4.8vw, 64px); }
.article-content h3 { margin: 48px 0 18px; font-size: 30px; }
.article-content p { font-size: 19px; line-height: 1.75; }
.article-content .lead { font-size: 25px; line-height: 1.55; color: var(--ink); }
.article-section { padding: 0 0 90px; margin-bottom: 90px; border-bottom: 1px solid var(--line); }
.article-section:last-child { border-bottom: 0; margin-bottom: 0; }
.callout {
    margin: 42px 0;
    padding: 34px;
    border-radius: var(--radius-md);
    background: var(--dark);
    color: #fff;
}
.callout span { color: var(--accent-2); font-size: 10px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.callout p { margin: 18px 0 0; color: rgba(255,255,255,.8); font-size: 21px; line-height: 1.55; }
.process-stack { display: grid; gap: 12px; margin-top: 42px; }
.process-card { display: grid; grid-template-columns: 70px 1fr; gap: 25px; padding: 30px; border: 1px solid var(--line); border-radius: var(--radius-md); background: rgba(255,255,255,.5); }
.process-card .process-index { display: grid; place-items: center; width: 54px; height: 54px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font-size: 12px; font-weight: 800; }
.process-card h3 { margin: 3px 0 10px; font-size: 26px; }
.process-card p { margin: 0; font-size: 16px; }
.check-list { display: grid; gap: 12px; margin: 30px 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding: 16px 18px 16px 52px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.48); color: #353941; }
.check-list li::before { content: "✓"; position: absolute; left: 18px; top: 15px; display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--accent-2); color: var(--ink); font-size: 12px; font-weight: 900; }
.data-table { width: 100%; border-collapse: collapse; margin: 36px 0; border: 1px solid var(--line); background: rgba(255,255,255,.52); }
.data-table th, .data-table td { padding: 20px; border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); text-align: left; vertical-align: top; }
.data-table th:last-child, .data-table td:last-child { border-right: 0; }
.data-table tr:last-child td { border-bottom: 0; }
.data-table th { color: var(--muted); font-size: 10px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.data-table td { color: #34383f; font-size: 15px; }
.data-table td strong { color: var(--ink); }

.location-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 38px 0; }
.location-card { min-height: 280px; padding: 30px; border-radius: var(--radius-md); background: var(--white); border: 1px solid var(--line); }
.location-card small { color: var(--accent); font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.location-card h3 { margin: 85px 0 12px; font-size: 31px; }
.location-card p { margin: 0; font-size: 15px; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .65s ease, transform .65s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1120px) {
    .header-cta { display: none; }
    .primary-nav { gap: 20px; }
    .hero { min-height: auto; }
    .section-intro { grid-template-columns: 1fr; gap: 24px; }
    .cards-grid, .link-cards { grid-template-columns: repeat(2, 1fr); }
    .cards-grid .info-card:last-child, .link-cards .link-card:last-child { grid-column: 1 / -1; }
    .page-hero-grid { grid-template-columns: 1fr; gap: 34px; }
    .page-hero-aside { max-width: 720px; }
    .article-layout { grid-template-columns: 190px minmax(0, 1fr); gap: 50px; }
}

@media (max-width: 860px) {
    :root { --header-height: 74px; }
    .container { width: min(calc(100% - 32px), var(--container)); }
    .site-header { height: var(--header-height); }
    .brand-symbol { width: 34px; height: 34px; }
    .menu-toggle {
        display: grid;
        place-items: center;
        gap: 5px;
        width: 44px;
        height: 44px;
        margin-left: auto;
        border: 1px solid var(--line);
        border-radius: 50%;
        background: rgba(255,255,255,.65);
        cursor: pointer;
    }
    .menu-toggle span:not(.sr-only) { display: block; width: 16px; height: 1px; background: var(--ink); transition: transform .25s; }
    .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3px) rotate(45deg); }
    .menu-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-3px) rotate(-45deg); }
    .primary-nav {
        position: fixed;
        inset: var(--header-height) 0 0;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        gap: 0;
        padding: 34px 24px;
        background: var(--bg);
        transform: translateX(100%);
        transition: transform .35s ease;
        overflow-y: auto;
    }
    .primary-nav.is-open { transform: translateX(0); }
    .primary-nav a { width: 100%; padding: 20px 0; border-bottom: 1px solid var(--line); font-size: 20px; }
    .primary-nav a.is-active::after { display: none; }
    .hero { padding-top: calc(var(--header-height) + 70px); }
    .hero h1 { font-size: clamp(54px, 13vw, 84px); }
    .architecture-board { margin-top: 66px; }
    .system-flow { grid-template-columns: repeat(2, 1fr); gap: 34px 0; }
    .system-node:not(:last-child)::after { display: none; }
    .board-footer { grid-template-columns: 1fr; }
    .board-metric + .board-metric { border-left: 0; border-top: 1px solid var(--line); }
    .statement-grid { grid-template-columns: 1fr; gap: 25px; }
    .split-grid { grid-template-columns: 1fr; gap: 54px; }
    .sticky-copy { position: static; }
    .quote-panel { grid-template-columns: 1fr; }
    .quote-copy { padding: 44px 28px; }
    .quote-visual { min-height: 330px; }
    .final-cta-grid { grid-template-columns: 1fr; gap: 42px; }
    .footer-top { align-items: flex-start; flex-direction: column; }
    .footer-statement { text-align: left; }
    .footer-links-grid { grid-template-columns: 1fr 1fr; }
    .footer-links-grid > div:first-child { grid-column: 1 / -1; }
    .article-layout { grid-template-columns: 1fr; }
    .article-nav { display: none; }
    .page-hero { min-height: auto; }
}

@media (max-width: 640px) {
    .section { padding: 86px 0; }
    .section-tight { padding: 68px 0; }
    .hero { padding-bottom: 52px; }
    .hero-description { font-size: 20px; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .button { width: 100%; }
    .board-top { align-items: flex-start; gap: 12px; flex-direction: column; }
    .system-flow { padding: 34px 10px; }
    .cards-grid, .link-cards { grid-template-columns: 1fr; }
    .cards-grid .info-card:last-child, .link-cards .link-card:last-child { grid-column: auto; }
    .info-card, .link-card { min-height: 300px; }
    .info-card h3, .link-card h3 { margin-top: 65px; }
    .layer-item { grid-template-columns: 48px minmax(0, 1fr); }
    .layer-icon { display: none; }
    .comparison-wrap { overflow-x: auto; }
    .comparison-head, .comparison-row { min-width: 720px; }
    .final-cta { padding: 82px 0; }
    .footer-links-grid { grid-template-columns: 1fr; }
    .footer-links-grid > div:first-child { grid-column: auto; }
    .footer-bottom { flex-direction: column; }
    .page-hero { padding-top: calc(var(--header-height) + 52px); }
    .breadcrumbs { margin-bottom: 45px; }
    .page-hero h1 { font-size: clamp(50px, 14vw, 76px); }
    .article-content p { font-size: 17px; }
    .process-card { grid-template-columns: 1fr; }
    .data-table { display: block; overflow-x: auto; }
    .data-table tbody, .data-table thead { min-width: 680px; display: table; width: 100%; }
    .location-panel { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
    .reveal { opacity: 1; transform: none; }
}