:root {
    color-scheme: dark;
    --canvas: #09111F;
    --tile: #0f172b;
    --tile-hover: #111a31;
    --line: #232b48;
    --ink: #F7F8FF;
    --muted: #9ea3c4;
    --accent: #8b90f2;
    --accent-hover: #a5aaf5;
    --indigo: #565EDB;
    --indigo-hover: #6b72e6;
    --violet: #7B45C8;
    --signal: #33FF33;
    --radius: 14px;
    --header-height: 64px;
    --sans: -apple-system, BlinkMacSystemFont, system-ui, "Helvetica Neue", Helvetica, Arial, sans-serif;
    --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    font-family: var(--sans);
    color: var(--ink);
    background: var(--canvas);
    font-synthesis: none;
    text-rendering: optimizeLegibility;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: var(--header-height); }
@media (prefers-reduced-motion: no-preference) {
    html { scroll-behavior: smooth; }
}
body { margin: 0; background: var(--canvas); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
::selection { color: var(--canvas); background: var(--signal); }
a { color: inherit; text-underline-offset: 0.25em; }
a:focus-visible { outline: 3px solid var(--signal); outline-offset: 4px; border-radius: 4px; }
img { max-width: 100%; }
.wrap { width: min(1040px, calc(100% - 96px)); margin-inline: auto; }

.skip-link {
    position: fixed;
    z-index: 20;
    top: 12px;
    left: 12px;
    padding: 12px 18px;
    border-radius: 980px;
    color: var(--canvas);
    background: var(--ink);
    text-decoration: none;
    transform: translateY(-200%);
}
.skip-link:focus { transform: translateY(0); }

/* Header: translucent, sticky, hairline */
.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(9, 17, 31, 0.78);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--line);
}
.site-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: var(--header-height);
}
.brand { display: block; flex: 0 1 184px; min-width: 0; line-height: 0; }
.brand img { display: block; width: 100%; height: auto; }
.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    color: var(--muted);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: -0.005em;
    text-decoration: none;
    transition: color 0.2s ease;
}
.site-nav a:hover { color: var(--ink); }
.lang {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--mono);
    font-size: 0.75rem;
    letter-spacing: 0.06em;
}
.lang a { min-height: 44px; color: var(--muted); }
.lang a[aria-current] { color: var(--signal); }
.lang span { color: var(--line); }
.site-nav .nav-cta {
    padding: 0 16px;
    min-height: 34px;
    border-radius: 980px;
    color: var(--canvas);
    background: var(--ink);
    white-space: nowrap;
    transition: background-color 0.2s ease;
}
.site-nav .nav-cta:hover { color: var(--canvas); background: #fff; }

/* Buttons and links */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 0 28px;
    border-radius: 980px;
    color: #fff;
    background: var(--indigo);
    font-size: 1.0625rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    text-decoration: none;
    transition: background-color 0.2s ease, transform 0.2s ease;
}
.button:hover { background: var(--indigo-hover); }
.button:active { transform: scale(0.98); }
.button-light { color: #20285E; background: var(--ink); }
.button-light:hover { background: #fff; }
.text-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 44px;
    color: var(--accent);
    font-size: 1.0625rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    text-decoration: none;
}
.text-link:hover { text-decoration: underline; }
.text-link span { color: var(--signal); font-size: 1.25em; line-height: 1; }

/* Hero: blueprint grid fading from the top, soft indigo light behind it */
.hero { position: relative; isolation: isolate; padding-block: 104px 96px; }
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(139, 144, 242, 0.16) 1px, transparent 1px),
        linear-gradient(90deg, rgba(139, 144, 242, 0.16) 1px, transparent 1px);
    background-size: 32px 32px;
    background-position: center top;
    -webkit-mask-image: radial-gradient(70% 70% at 50% 0%, #000 20%, transparent 100%);
    mask-image: radial-gradient(70% 70% at 50% 0%, #000 20%, transparent 100%);
}
.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -2;
    pointer-events: none;
    background: radial-gradient(50% 45% at 50% 0%, rgba(86, 94, 219, 0.22), rgba(86, 94, 219, 0) 70%);
}
.hero-inner { display: flex; flex-direction: column; align-items: center; text-align: center; }
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    color: var(--muted);
    font-family: var(--mono);
    font-size: 0.8125rem;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.brand-bracket {
    width: 12px;
    height: 12px;
    border: 2px solid var(--signal);
    border-right: 0;
    border-radius: 2px 0 0 2px;
}
h1 {
    margin: 22px 0 24px;
    font-size: clamp(2.75rem, 7vw, 5.75rem);
    font-weight: 600;
    line-height: 1.05;
    letter-spacing: -0.035em;
}
h1 span { color: #b4b8ff; }
.hero-description {
    max-width: 34em;
    margin: 0;
    font-size: clamp(1.125rem, 1.6vw, 1.375rem);
    line-height: 1.5;
    letter-spacing: -0.01em;
    color: var(--muted);
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 12px 32px;
    margin-top: 36px;
}

/* Capabilities: tiles with the mark's bracket geometry as corner marks */
.capabilities { padding-block: 8px 24px; }
.section-title {
    margin: 0 0 32px;
    text-align: center;
    font-size: clamp(1.75rem, 3.2vw, 2.5rem);
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.03em;
}
.tiles {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin: 0;
    padding: 0;
    list-style: none;
}
.tile {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    min-width: 0;
    padding: 36px 32px 32px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--tile);
    transition: border-color 0.25s ease, background-color 0.25s ease;
}
.tile::before, .tile::after {
    content: "";
    position: absolute;
    width: 18px;
    height: 18px;
    border: 2px solid var(--accent);
    transition: border-color 0.25s ease, width 0.25s ease, height 0.25s ease;
}
.tile::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; border-top-left-radius: var(--radius); }
.tile::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; border-bottom-right-radius: var(--radius); }
.tile:hover { border-color: rgba(139, 144, 242, 0.45); background: var(--tile-hover); }
.tile:hover::before, .tile:hover::after { border-color: var(--signal); width: 28px; height: 28px; }
.tile-number {
    margin-bottom: 40px;
    color: var(--signal);
    font-family: var(--mono);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    font-variant-numeric: tabular-nums;
}
.tile-number::after { content: " /"; color: var(--muted); }
.tile h3 {
    margin: 0 0 10px;
    font-size: 1.375rem;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.025em;
}
.tile p {
    margin: 0 0 28px;
    color: var(--muted);
    font-size: 1rem;
    line-height: 1.5;
    letter-spacing: -0.005em;
}
.tile-label {
    margin-top: auto;
    color: var(--muted);
    font-family: var(--mono);
    font-size: 0.75rem;
    line-height: 1.5;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

/* Contact: dark card, bracket corners, the mark as a watermark */
.contact { padding-block: 24px 72px; }
.contact-card {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: clamp(56px, 8vw, 104px) clamp(24px, 6vw, 80px);
    border: 1px solid var(--line);
    border-radius: 20px;
    color: var(--ink);
    background: linear-gradient(160deg, #111a31 0%, #0b1226 100%);
    text-align: center;
}
.contact-card::before, .contact-card::after {
    content: "";
    position: absolute;
    width: 36px;
    height: 36px;
    border: 2px solid var(--accent);
}
.contact-card::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; border-top-left-radius: 20px; }
.contact-card::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; border-bottom-right-radius: 20px; }
.contact-card > * { position: relative; }
.contact-card > .card-mark {
    position: absolute;
    right: -4%;
    bottom: -22%;
    width: min(42%, 400px);
    height: auto;
    opacity: 0.07;
    pointer-events: none;
}
.contact-card h2 {
    margin: 18px 0 18px;
    font-size: clamp(2rem, 4.6vw, 3.5rem);
    font-weight: 600;
    line-height: 1.08;
    letter-spacing: -0.035em;
}
.contact-description {
    max-width: 36em;
    margin: 0 0 32px;
    font-size: clamp(1.0625rem, 1.4vw, 1.25rem);
    line-height: 1.5;
    letter-spacing: -0.01em;
    color: var(--muted);
}

/* Footer */
.site-footer {
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-family: var(--mono);
    font-size: 0.6875rem;
    line-height: 1.6;
    letter-spacing: 0.02em;
}
.site-footer-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 8px 24px;
    padding-block: 20px 28px;
}
.site-footer p { margin: 0; }
.site-footer a { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; text-decoration: none; transition: color 0.2s ease; }
.site-footer a:hover { color: var(--ink); }

@media (max-width: 900px) {
    .wrap { width: calc(100% - 64px); }
    .hero { padding-block: 80px 72px; }
    .tiles { grid-template-columns: 1fr; }
    .tile { padding: 28px 28px 26px; }
    .tile-number { margin-bottom: 24px; }
}

@media (max-width: 600px) {
    :root { --header-height: 56px; --radius: 12px; }
    .wrap { width: calc(100% - 40px); }
    .site-header-inner { gap: 16px; }
    .brand { flex-basis: 156px; }
    .site-nav { gap: 18px; }
    .site-nav > a:not(.nav-cta) { display: none; }
    .lang { gap: 4px; }
    .hero { padding-block: 56px 52px; }
    h1 {
        margin-block: 18px 18px;
        font-size: clamp(2.2rem, 10vw, 3rem);
        line-height: 1.08;
        letter-spacing: -0.03em;
    }
    .hero-actions { flex-direction: column; gap: 4px; width: 100%; margin-top: 28px; }
    .button { width: 100%; max-width: 360px; }
    .section-title { margin-bottom: 20px; }
    .tiles { gap: 12px; }
    .tile { padding: 24px 22px 22px; }
    .tile-number { margin-bottom: 18px; }
    .tile h3 { font-size: 1.25rem; }
    .tile p { margin-bottom: 20px; }
    .contact { padding-block: 20px 48px; }
    .contact-card { border-radius: 16px; }
    .contact-card::before { border-top-left-radius: 16px; }
    .contact-card::after { border-bottom-right-radius: 16px; }
    .contact-card > .card-mark { width: 64%; right: -12%; bottom: -8%; }
    .contact-card h2 { margin-block: 14px; }
    .contact-description { margin-bottom: 26px; }
    .site-footer-inner { flex-direction: column; align-items: center; gap: 0; text-align: center; padding-block: 16px 24px; }
}

@media (max-width: 360px) {
    /* Keep the logo at its brand minimum; the hero button is one scroll away. */
    .site-nav .nav-cta { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition: none !important; }
    .button:active { transform: none; }
}