:root {
  color-scheme: light dark;
  --bg: #fbfaf7;
  --bg-soft: #f3f1ec;
  --surface: #ffffff;
  --surface-corporate: #f1efe9;
  --surface-interactive: #edf2ef;
  --ink: #17191b;
  --muted: #555a5d;
  --subtle: #74787a;
  --line: #d8d8d3;
  --line-strong: #b8b8b2;
  --signal: #c71f2d;
  --signal-hot: #e22d3c;
  --focus: #9d1723;
  --header: rgba(251, 250, 247, .9);
  --shadow: 0 24px 70px rgba(23, 25, 27, .08);
  --font-ui: Aptos, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Arial Narrow", "Aptos Display", "Franklin Gothic Medium", sans-serif;
  --font-editorial: "Iowan Old Style", Baskerville, "Times New Roman", serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b0710;
    --bg-soft: #120b15;
    --surface: #1b101f;
    --surface-corporate: #18101c;
    --surface-interactive: #211226;
    --ink: #f8f2ed;
    --muted: #c3b6bf;
    --subtle: #988b95;
    --line: rgba(248, 242, 237, .16);
    --line-strong: rgba(248, 242, 237, .28);
    --signal: #ff3b48;
    --signal-hot: #ff6570;
    --focus: #ff8d95;
    --header: rgba(11, 7, 16, .9);
    --shadow: 0 30px 90px rgba(0, 0, 0, .28);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font-ui); line-height: 1.6; }
a { color: inherit; }
button { font: inherit; }
.shell { width: min(1456px, calc(100% - 9rem)); margin-inline: auto; }
.skip-link { position: fixed; top: -5rem; left: 1rem; z-index: 100; padding: .7rem 1rem; background: var(--surface); border: 1px solid var(--line); }
.skip-link:focus { top: 1rem; }

.masthead { min-height: 92px; padding: 1rem max(4.5rem, calc((100vw - 1456px) / 2)); display: flex; align-items: center; gap: 2rem; position: sticky; top: 0; z-index: 30; background: var(--header); border-bottom: 1px solid var(--line); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: .8rem; text-decoration: none; color: var(--ink); font-size: .86rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; white-space: nowrap; }
.brand-mark { width: 27px; height: 27px; display: grid; grid-template-columns: 8px 8px 8px; gap: 2px; align-items: end; transform: skew(-7deg); }
.brand-mark i { display: block; height: 100%; background: var(--ink); }
.brand-mark i:first-child { height: 82%; background: var(--signal); }
.brand-mark i:nth-child(2) { height: 100%; }
.brand-mark i:nth-child(3) { height: 45%; }
.site-nav { margin-left: auto; display: flex; align-items: center; gap: 2.5rem; }
.site-nav a { position: relative; text-decoration: none; color: var(--muted); font-size: .86rem; font-weight: 700; }
.site-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -.55rem; height: 2px; background: var(--signal); transition: right .2s ease; }
.site-nav a:hover::after, .site-nav a:focus-visible::after { right: 0; }
.menu-toggle { display: none; }
.menu-toggle { min-height: 42px; padding: .5rem .8rem; border: 1px solid var(--line-strong); background: transparent; color: var(--ink); cursor: pointer; font-size: .75rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }

.hero { min-height: 500px; padding: clamp(5rem, 10vw, 10rem) 0 clamp(4rem, 7vw, 7rem); display: grid; grid-template-columns: minmax(0, 2.05fr) minmax(280px, .95fr); gap: clamp(3rem, 8vw, 9rem); align-items: end; position: relative; }
.hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: linear-gradient(90deg, var(--signal) 0 7%, var(--line) 7%); }
.eyebrow, .section-label, .gateway-label, .product-type { margin: 0 0 1.6rem; color: var(--signal); font-size: .72rem; font-weight: 900; letter-spacing: .18em; text-transform: uppercase; }
h1, h2, h3 { margin: 0; line-height: .98; letter-spacing: -.045em; }
h1 { max-width: 1000px; font-family: var(--font-display); font-size: clamp(4.2rem, 7.4vw, 8.25rem); font-weight: 800; }
.hero-body { max-width: 480px; margin: 0 0 .6rem; padding-left: 2rem; border-left: 1px solid var(--signal); color: var(--muted); font-size: clamp(1rem, 1.4vw, 1.24rem); position: relative; }
.hero-body::before { content: ""; position: absolute; width: 8px; height: 8px; left: -4.5px; top: 0; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 7px color-mix(in srgb, var(--signal) 13%, transparent); }

.gateways { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border: 1px solid var(--line-strong); position: relative; }
.gateways::before { content: ""; position: absolute; left: 50%; top: -5px; width: 10px; height: 10px; border-radius: 50%; background: var(--signal); transform: translateX(-50%); box-shadow: 0 0 0 7px color-mix(in srgb, var(--signal) 12%, transparent); z-index: 2; }
.gateway { min-height: 620px; padding: clamp(2rem, 4vw, 4.2rem); display: flex; flex-direction: column; justify-content: space-between; gap: 4rem; background: var(--surface-corporate); position: relative; overflow: hidden; }
.gateway + .gateway { border-left: 1px solid var(--line-strong); background: var(--surface-interactive); }
.gateway::before { content: ""; position: absolute; inset: 0; opacity: 0; background: linear-gradient(140deg, color-mix(in srgb, var(--signal) 9%, transparent), transparent 55%); transition: opacity .25s ease; pointer-events: none; }
.gateway:hover::before { opacity: 1; }
.gateway h2 { max-width: 680px; font-family: var(--font-display); font-size: clamp(2.7rem, 4.8vw, 5.5rem); }
.gateway-copy { max-width: 620px; margin: 1.5rem 0 0; color: var(--muted); font-size: 1.04rem; }
.gateway-link, .primary-link { width: fit-content; display: inline-flex; align-items: center; gap: .8rem; position: relative; z-index: 1; color: var(--ink); font-size: .8rem; font-weight: 900; letter-spacing: .08em; text-decoration: none; text-transform: uppercase; }
.gateway-link span, .primary-link span { color: var(--signal); font-size: 1.3em; transition: transform .2s ease; }
.gateway-link:hover span, .gateway-link:focus-visible span, .primary-link:hover span, .primary-link:focus-visible span { transform: translateX(5px); }
.product-signals { margin: 2rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; list-style: none; }
.product-signals li { padding: .9rem 0 .2rem 1.1rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .82rem; position: relative; }
.product-signals li::before { content: ""; position: absolute; left: 0; top: 1.3rem; width: 5px; height: 5px; border-radius: 50%; background: var(--signal); }
.product-signals strong, .product-signals span { display: block; }
.product-signals strong { color: var(--ink); }

.corporate-focus { scroll-margin-top: 92px; padding: clamp(5rem, 9vw, 9rem) 0; background: var(--ink); color: var(--bg); }
.corporate-focus-inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(3rem, 9vw, 9rem); align-items: start; }
.corporate-intro h2 { max-width: 830px; margin: 0; font-family: var(--font-editorial); font-size: clamp(3.5rem, 6.7vw, 7.2rem); font-weight: 500; line-height: .96; letter-spacing: -.05em; }
.corporate-focus .section-label { color: var(--signal-hot); }
.corporate-capabilities { display: grid; gap: 0; border-top: 1px solid color-mix(in srgb, var(--bg) 30%, transparent); }
.corporate-capabilities article { display: grid; grid-template-columns: 3rem minmax(0, 1fr); column-gap: 1rem; padding: 1.6rem 0; border-bottom: 1px solid color-mix(in srgb, var(--bg) 30%, transparent); }
.corporate-capabilities article > span { color: var(--signal-hot); font-size: .72rem; font-weight: 900; }
.corporate-capabilities h3 { font-family: var(--font-display); font-size: clamp(1.7rem, 2.8vw, 2.7rem); }
.corporate-capabilities p { grid-column: 2; margin: .7rem 0 0; color: color-mix(in srgb, var(--bg) 72%, transparent); }
.corporate-capabilities .primary-link { margin-top: 2.5rem; color: var(--bg); }
.products { scroll-margin-top: 92px; }

.about { padding: clamp(6rem, 11vw, 11rem) 0; }
.about-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(300px, .55fr); gap: clamp(3rem, 10vw, 10rem); align-items: start; }
.about h2, .section-heading h2, .contact h2 { font-family: var(--font-editorial); font-weight: 500; }
.about h2 { max-width: 900px; font-size: clamp(3.4rem, 6.5vw, 7rem); }
.about-grid div { padding-top: .6rem; color: var(--muted); font-size: 1.08rem; }
.about-grid div p:first-child { margin-top: 0; }

.products { padding: clamp(5rem, 9vw, 9rem) 0; background: var(--bg-soft); border-block: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(2rem, 8vw, 8rem); align-items: end; margin-bottom: 4rem; }
.section-heading h2 { font-size: clamp(3rem, 5.8vw, 6.4rem); }
.section-heading > p { max-width: 550px; color: var(--muted); font-size: 1.08rem; }
.product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.product-card { min-height: 500px; padding: clamp(2rem, 4vw, 4rem); display: flex; flex-direction: column; justify-content: space-between; border: 1px solid var(--line-strong); background: var(--surface); box-shadow: var(--shadow); color: inherit; text-decoration: none; }
.product-card-echoes { background-image: radial-gradient(circle at 82% 22%, color-mix(in srgb, #819a78 28%, transparent), transparent 36%), linear-gradient(145deg, var(--surface), color-mix(in srgb, #d9d0a9 22%, var(--surface))); }
.product-card-reading { background-image: linear-gradient(155deg, var(--surface), color-mix(in srgb, var(--signal) 7%, var(--surface))); }
.product-status { width: fit-content; display: inline-flex; align-items: center; gap: .55rem; color: var(--muted); font-size: .72rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.product-status span { width: 7px; height: 7px; border-radius: 50%; background: var(--signal); }
.product-card h3 { font-family: var(--font-editorial); font-size: clamp(3.1rem, 5vw, 5.8rem); font-weight: 500; }
.product-card p:not(.product-type) { max-width: 620px; color: var(--muted); font-size: 1.03rem; }
.media-readiness { display: flex; flex-wrap: wrap; gap: .55rem; }
.media-readiness span { padding: .45rem .7rem; border: 1px solid var(--line-strong); color: var(--muted); font-size: .68rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }

.contact { padding: clamp(6rem, 11vw, 11rem) 0; display: grid; grid-template-columns: .55fr 1.45fr; gap: 3rem; }
.contact h2 { max-width: 1000px; margin-bottom: 3rem; font-size: clamp(3rem, 6vw, 6.5rem); }
.primary-link { padding-bottom: .6rem; border-bottom: 1px solid var(--signal); }
.site-footer { padding: 3rem 0; background: var(--bg-soft); border-top: 1px solid var(--line); }
.footer-inner { display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; gap: 2rem; color: var(--subtle); font-size: .74rem; }
.footer-inner p { text-align: center; }
.footer-inner nav { display: flex; justify-content: flex-end; gap: 1.5rem; }
.footer-inner nav a { text-decoration: none; }
.footer-brand { color: var(--ink); }

.legal-page { padding-block: clamp(4rem, 8vw, 8rem); }
.legal-page > h1 { max-width: 1050px; font-size: clamp(3.2rem, 7vw, 7rem); }
.legal-updated { margin: 1.4rem 0 4rem; color: var(--subtle); }
.legal-body { max-width: 880px; color: var(--muted); font-size: 1.04rem; }
.legal-body h2 { margin: 3rem 0 1rem; color: var(--ink); font-family: var(--font-editorial); font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 500; }
.legal-body li { margin-bottom: .55rem; }
.policy-frame { width: 100%; min-height: 900px; margin-top: 3rem; border: 0; background: #fff; }

:focus-visible { outline: 3px solid var(--focus); outline-offset: 5px; }

@media (max-width: 1050px) {
  .shell { width: min(100% - 4rem, 1456px); }
  .masthead { padding-inline: 2rem; }
  .site-nav { gap: 1.2rem; }
  .hero { grid-template-columns: 1fr; min-height: auto; gap: 2.5rem; }
  .hero-body { max-width: 720px; }
  .gateway { min-height: 600px; }
  .product-signals { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .corporate-focus-inner { grid-template-columns: 1fr; }
  .about-grid div { max-width: 700px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-inner p { grid-column: 1 / -1; grid-row: 2; text-align: left; }
}

@media (max-width: 760px) {
  .shell { width: min(100% - 2rem, 1456px); }
  .masthead { min-height: 76px; padding: .8rem 1rem; gap: .75rem; }
  .brand { margin-right: auto; }
  .menu-toggle { display: inline-flex; align-items: center; }
  .site-nav { position: absolute; left: 1rem; right: 1rem; top: 76px; margin: 0; padding: 1rem; display: none; flex-direction: column; align-items: stretch; gap: 0; background: var(--surface); border: 1px solid var(--line-strong); box-shadow: var(--shadow); }
  .site-nav[data-open="true"] { display: flex; }
  .site-nav a { padding: .8rem; }
  .site-nav a::after { display: none; }
  .hero { padding: 4.5rem 0 3.5rem; }
  h1 { font-size: clamp(3.25rem, 16vw, 5rem); }
  .hero-body { padding-left: 1.2rem; }
  .gateways, .product-grid, .section-heading, .contact { grid-template-columns: 1fr; }
  .gateways::before { left: 1.5rem; }
  .gateway { min-height: 520px; padding: 2rem 1.5rem; }
  .gateway + .gateway { border-left: 0; border-top: 1px solid var(--line-strong); }
  .gateway h2 { font-size: clamp(2.7rem, 13vw, 4.25rem); }
  .about, .products, .contact, .corporate-focus { padding-block: 5rem; }
  .corporate-intro h2 { font-size: clamp(2.8rem, 13vw, 4.5rem); }
  .about h2, .section-heading h2, .contact h2 { font-size: clamp(2.8rem, 13vw, 4.5rem); }
  .section-heading { margin-bottom: 2.5rem; }
  .product-card { min-height: 430px; padding: 2rem 1.5rem; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-inner p { grid-column: auto; grid-row: auto; }
  .footer-inner nav { justify-content: flex-start; flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}