@font-face { font-family: "Roboto"; src: url("assets/fonts/roboto-400.ttf") format("truetype"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Roboto"; src: url("assets/fonts/roboto-500.ttf") format("truetype"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: "Roboto"; src: url("assets/fonts/roboto-700.ttf") format("truetype"); font-weight: 700; font-style: normal; font-display: swap; }

:root {
  --md-sys-color-primary: #00155e;
  --md-sys-color-on-primary: #ffffff;
  --md-sys-color-primary-container: #112a83;
  --md-sys-color-on-primary-container: #8397f3;
  --md-sys-color-secondary: #984700;
  --md-sys-color-on-secondary: #ffffff;
  --md-sys-color-secondary-container: #ef7d28;
  --md-sys-color-on-secondary-container: #572600;
  --md-sys-color-surface: #fbf8ff;
  --md-sys-color-on-surface: #1a1b21;
  --md-sys-color-surface-variant: #e1e1f0;
  --md-sys-color-on-surface-variant: #454652;
  --md-sys-color-surface-container-lowest: #ffffff;
  --md-sys-color-surface-container-low: #f4f2fb;
  --md-sys-color-surface-container: #efedf5;
  --md-sys-color-surface-container-high: #e9e7ef;
  --md-sys-color-surface-container-highest: #e3e1ea;
  --md-sys-color-outline: #757683;
  --md-sys-color-outline-variant: #c5c5d4;
  --md-sys-spacing-050: 0.25rem;
  --md-sys-spacing-100: 0.5rem;
  --md-sys-spacing-150: 0.75rem;
  --md-sys-spacing-200: 1rem;
  --md-sys-spacing-250: 1.25rem;
  --md-sys-spacing-300: 1.5rem;
  --md-sys-spacing-400: 2rem;
  --md-sys-spacing-500: 2.5rem;
  --md-sys-spacing-600: 3rem;
  --md-sys-spacing-800: 4rem;
  --md-sys-spacing-1000: 5rem;
  --md-sys-shape-corner-small: 0.5rem;
  --md-sys-shape-corner-medium: 0.75rem;
  --md-sys-shape-corner-large: 1rem;
  --md-sys-shape-corner-extra-large: 1.75rem;
  --md-sys-shape-corner-full: 9999px;
  --md-sys-easing-standard: cubic-bezier(0.2, 0, 0, 1);
  --md-sys-duration-short: 200ms;
  --content-width: 80rem;
  font-family: "Roboto", Arial, sans-serif;
  color: var(--md-sys-color-on-surface);
  background: var(--md-sys-color-surface);
  font-synthesis: none;
  scroll-behavior: smooth;
}

* { box-sizing: border-box; }
html { scroll-padding-top: 7rem; }
body { margin: 0; min-width: 20rem; overflow-x: hidden; background: radial-gradient(circle at 88% 5%, rgb(239 125 40 / 12%), transparent 22rem), var(--md-sys-color-surface); }
a { color: inherit; text-underline-offset: 0.22em; }
img { max-width: 100%; }
h1, h2, h3, p { text-wrap: pretty; }

.skip-link { position: fixed; z-index: 100; top: 1rem; left: 1rem; padding: 0.75rem 1.25rem; border-radius: var(--md-sys-shape-corner-full); color: var(--md-sys-color-on-primary); background: var(--md-sys-color-primary); transform: translateY(-200%); }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--md-sys-color-secondary); outline-offset: 3px; }

.top-app-bar { position: sticky; z-index: 20; top: 1rem; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; width: min(calc(100% - 2rem), 82rem); min-height: 4.5rem; margin: 1rem auto 0; padding: 0.5rem 0.75rem 0.5rem 1rem; border: 1px solid rgb(197 197 212 / 72%); border-radius: var(--md-sys-shape-corner-full); background: rgb(255 255 255 / 88%); box-shadow: 0 1px 2px rgb(26 27 33 / 10%), 0 8px 24px rgb(26 27 33 / 8%); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; justify-self: start; gap: 0.75rem; min-height: 3rem; color: var(--md-sys-color-on-surface); font-size: 1.125rem; font-weight: 700; text-decoration: none; }
.brand img { width: 2.5rem; height: 2.5rem; object-fit: contain; }
.nav-links { display: flex; align-items: center; gap: 0.25rem; }
.nav-links a { display: inline-flex; align-items: center; min-height: 3rem; padding: 0 1rem; border-radius: var(--md-sys-shape-corner-full); color: var(--md-sys-color-on-surface-variant); font-size: 0.875rem; font-weight: 500; text-decoration: none; transition: background-color var(--md-sys-duration-short) var(--md-sys-easing-standard), color var(--md-sys-duration-short) var(--md-sys-easing-standard); }
.nav-links a:hover { color: var(--md-sys-color-primary); background: var(--md-sys-color-surface-container); }
.mobile-menu { display: none; }

.button { display: inline-flex; align-items: center; justify-content: center; min-height: 3rem; padding: 0 1.5rem; border: 1px solid transparent; border-radius: var(--md-sys-shape-corner-full); font-size: 0.875rem; font-weight: 700; line-height: 1; text-decoration: none; transition: box-shadow var(--md-sys-duration-short) var(--md-sys-easing-standard), transform var(--md-sys-duration-short) var(--md-sys-easing-standard), background-color var(--md-sys-duration-short) var(--md-sys-easing-standard); }
.button--filled { color: var(--md-sys-color-on-primary); background: var(--md-sys-color-primary); box-shadow: 0 1px 2px rgb(26 27 33 / 18%); }
.button--filled:hover { box-shadow: 0 3px 8px rgb(26 27 33 / 24%); transform: translateY(-1px); }
.button--tonal { justify-self: end; color: var(--md-sys-color-on-secondary-container); background: var(--md-sys-color-secondary-container); }
.button--tonal:hover { background: #ffb68a; }
.button--outlined { color: var(--md-sys-color-primary); border-color: var(--md-sys-color-outline); background: transparent; }
.button--outlined:hover { background: rgb(0 21 94 / 8%); }
.button--large { min-height: 3.5rem; padding-inline: 2rem; }

.hero { display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(28rem, 0.98fr); align-items: center; gap: clamp(3rem, 7vw, 7rem); width: min(calc(100% - 3rem), var(--content-width)); min-height: calc(100svh - 7rem); margin: 0 auto; padding: clamp(4rem, 9vw, 8rem) 0; }
.hero-copy { max-width: 42rem; }
.eyebrow { margin: 0 0 1.5rem; color: var(--md-sys-color-secondary); font-size: 0.875rem; font-weight: 700; letter-spacing: 0.08em; line-height: 1.4; text-transform: uppercase; }
h1 { max-width: 12ch; margin: 0; font-size: clamp(3.35rem, 6.6vw, 6.25rem); font-weight: 500; letter-spacing: -0.055em; line-height: 0.98; }
h1 span { color: var(--md-sys-color-primary-container); }
.hero-lead { max-width: 37rem; margin: 2rem 0 0; color: var(--md-sys-color-on-surface-variant); font-size: clamp(1.1rem, 1.7vw, 1.35rem); line-height: 1.55; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2.5rem; }
.supporting-copy { margin: 1.25rem 0 0; color: var(--md-sys-color-on-surface-variant); font-size: 0.875rem; line-height: 1.5; }

.hero-system { position: relative; min-height: 36rem; isolation: isolate; }
.system-orbit { position: absolute; z-index: -2; border: 1px solid rgb(17 42 131 / 24%); border-radius: 50%; }
.system-orbit--one { inset: 4rem 1rem 1rem 4rem; }
.system-orbit--two { inset: 8rem 5rem 5rem 8rem; border-color: rgb(239 125 40 / 40%); }
.system-card, .signal-card { border: 1px solid var(--md-sys-color-outline-variant); background: var(--md-sys-color-surface-container-lowest); box-shadow: 0 1px 2px rgb(26 27 33 / 10%), 0 12px 36px rgb(26 27 33 / 12%); }
.system-card--main { position: absolute; inset: 8rem 2rem 4rem; display: flex; flex-direction: column; justify-content: space-between; padding: 1.5rem; overflow: hidden; border-radius: var(--md-sys-shape-corner-extra-large); }
.system-card--main::after { position: absolute; right: -5rem; bottom: -6rem; width: 15rem; height: 15rem; border-radius: 50%; background: rgb(239 125 40 / 14%); content: ""; }
.system-card__header { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 0.5rem; padding-bottom: 1rem; border-bottom: 1px solid var(--md-sys-color-outline-variant); }
.system-card__header p, .system-card__header span { margin: 0; font-size: 0.875rem; font-weight: 500; }
.system-card__meta { color: var(--md-sys-color-on-surface-variant); }
.status-dot { width: 0.75rem; height: 0.75rem; border-radius: 50%; background: var(--md-sys-color-secondary-container); box-shadow: 0 0 0 0.3rem rgb(239 125 40 / 14%); }
.system-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; gap: 0.5rem; margin: 3rem 0; }
.flow-node { display: grid; place-items: center; gap: 0.5rem; min-width: 0; min-height: 7rem; padding: 0.75rem; border-radius: var(--md-sys-shape-corner-large); color: var(--md-sys-color-on-surface-variant); background: var(--md-sys-color-surface-container-low); text-align: center; }
.flow-node span { font-size: 0.75rem; font-weight: 700; }
.flow-node strong { font-size: 0.95rem; }
.flow-node--active { color: var(--md-sys-color-on-primary); background: var(--md-sys-color-primary); box-shadow: 0 6px 18px rgb(17 42 131 / 24%); }
.flow-connector { width: 1.5rem; height: 1px; background: var(--md-sys-color-outline); }
.system-output { position: relative; z-index: 1; display: grid; gap: 0.5rem; padding: 1.25rem; border-radius: var(--md-sys-shape-corner-large); color: var(--md-sys-color-on-primary); background: var(--md-sys-color-primary-container); }
.system-output span { color: #b9c3ff; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.system-output strong { font-size: 1.05rem; line-height: 1.4; }
.signal-card { position: absolute; z-index: 3; display: grid; gap: 0.25rem; min-width: 10.5rem; padding: 1rem; border-radius: var(--md-sys-shape-corner-large); }
.signal-card--top { top: 2rem; right: 0; }
.signal-card--bottom { bottom: 0; left: 0; }
.signal-card__label { color: var(--md-sys-color-on-surface-variant); font-size: 0.75rem; }
.signal-card strong { color: var(--md-sys-color-primary); }

.proof { display: grid; grid-template-columns: repeat(4, 1fr); width: min(calc(100% - 3rem), var(--content-width)); margin: 0 auto; border-top: 1px solid var(--md-sys-color-outline-variant); border-bottom: 1px solid var(--md-sys-color-outline-variant); }
.proof article { display: grid; gap: 0.5rem; padding: 2rem; }
.proof article + article { border-left: 1px solid var(--md-sys-color-outline-variant); }
.proof strong { color: var(--md-sys-color-primary); font-size: 2rem; font-weight: 500; letter-spacing: -0.04em; }
.proof span { color: var(--md-sys-color-on-surface-variant); font-size: 0.875rem; line-height: 1.5; }

.section { width: min(calc(100% - 3rem), var(--content-width)); margin: 0 auto; padding: clamp(6rem, 10vw, 10rem) 0; }
.section-heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.65fr); gap: 2rem; align-items: end; }
.section-heading .eyebrow { grid-column: 1 / -1; margin-bottom: 0; }
.section-heading h2, .model-intro h2, .founder h2, .contact h2 { max-width: 13ch; margin: 0; font-size: clamp(2.5rem, 5vw, 4.5rem); font-weight: 500; letter-spacing: -0.05em; line-height: 1; }
.section-heading > p:last-child { margin: 0; color: var(--md-sys-color-on-surface-variant); font-size: 1.05rem; line-height: 1.65; }

.capability-grid { display: grid; grid-template-columns: 1.12fr 0.88fr; gap: 1rem; margin-top: 3rem; }
.capability-card { display: flex; min-height: 16rem; flex-direction: column; justify-content: space-between; gap: 2rem; padding: 2rem; border: 1px solid var(--md-sys-color-outline-variant); border-radius: var(--md-sys-shape-corner-extra-large); background: var(--md-sys-color-surface-container-low); }
.capability-card--feature { grid-row: span 2; min-height: 33rem; color: var(--md-sys-color-on-primary); background: var(--md-sys-color-primary); border-color: var(--md-sys-color-primary); }
.capability-card--wide { grid-column: 1 / -1; min-height: 18rem; }
.capability-index { align-self: flex-start; min-width: 2.5rem; padding: 0.5rem 0.75rem; border-radius: var(--md-sys-shape-corner-full); color: var(--md-sys-color-primary); background: var(--md-sys-color-surface-container-lowest); font-size: 0.75rem; font-weight: 700; text-align: center; }
.capability-card:not(.capability-card--feature) .capability-index { color: var(--md-sys-color-on-secondary-container); background: var(--md-sys-color-secondary-container); }
.capability-card h3 { margin: 0; font-size: clamp(1.75rem, 3vw, 2.75rem); font-weight: 500; letter-spacing: -0.04em; }
.capability-card p { max-width: 40rem; margin: 0.75rem 0 0; color: inherit; font-size: 1rem; line-height: 1.65; opacity: 0.82; }
.capability-tag { align-self: flex-start; padding: 0.5rem 1rem; border-radius: var(--md-sys-shape-corner-full); color: var(--md-sys-color-on-secondary-container); background: var(--md-sys-color-secondary-container); font-size: 0.8rem; font-weight: 700; }
.plain-list { display: grid; gap: 0.75rem; margin: 0; padding: 0; list-style: none; }
.plain-list li { display: flex; align-items: center; gap: 0.75rem; font-size: 0.875rem; }
.plain-list li::before { width: 0.5rem; height: 0.5rem; border-radius: 50%; background: var(--md-sys-color-secondary-container); content: ""; }
.text-link { color: var(--md-sys-color-on-surface-variant); font-size: 0.8rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; }

.work { width: 100%; max-width: none; padding-inline: max(1.5rem, calc((100% - var(--content-width)) / 2)); color: var(--md-sys-color-on-primary); background: var(--md-sys-color-primary); }
.section-heading--light .eyebrow { color: #ffb68a; }
.section-heading--light > p:last-child { color: #dce1ff; }
.product-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 1rem; margin-top: 3rem; }
.product-card { display: flex; min-height: 26rem; flex-direction: column; justify-content: space-between; gap: 2rem; padding: 2rem; overflow: hidden; border: 1px solid rgb(255 255 255 / 18%); border-radius: var(--md-sys-shape-corner-extra-large); color: var(--md-sys-color-on-surface); background: var(--md-sys-color-surface-container-lowest); }
.product-card--primary { grid-row: span 2; min-height: 53rem; }
.product-card__top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.product-code { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em; }
.status-label { padding: 0.5rem 0.75rem; border-radius: var(--md-sys-shape-corner-full); color: var(--md-sys-color-on-secondary-container); background: #ffdcc5; font-size: 0.75rem; font-weight: 700; }
.product-card h3 { margin: 0; color: var(--md-sys-color-primary); font-size: clamp(2rem, 3vw, 3.25rem); font-weight: 500; letter-spacing: -0.045em; }
.product-card p { max-width: 35rem; margin: 0.75rem 0 0; color: var(--md-sys-color-on-surface-variant); font-size: 1rem; line-height: 1.65; }
.product-visual { position: relative; min-height: 28rem; overflow: hidden; border-radius: var(--md-sys-shape-corner-extra-large); background: var(--md-sys-color-surface-container-low); }
.map-grid { position: absolute; inset: 0; opacity: 0.7; background-image: linear-gradient(rgb(17 42 131 / 12%) 1px, transparent 1px), linear-gradient(90deg, rgb(17 42 131 / 12%) 1px, transparent 1px); background-size: 2.5rem 2.5rem; transform: rotate(-8deg) scale(1.15); }
.map-pin { position: absolute; width: 1rem; height: 1rem; border: 0.25rem solid var(--md-sys-color-on-secondary); border-radius: 50% 50% 50% 0; background: var(--md-sys-color-secondary-container); box-shadow: 0 5px 14px rgb(87 38 0 / 28%); transform: rotate(-45deg); }
.map-pin--one { top: 18%; left: 25%; }.map-pin--two { top: 42%; right: 22%; }.map-pin--three { right: 44%; bottom: 22%; }
.product-panel { position: absolute; right: 1.25rem; bottom: 1.25rem; display: grid; gap: 0.25rem; min-width: 12rem; padding: 1.25rem; border-radius: var(--md-sys-shape-corner-large); color: var(--md-sys-color-on-primary); background: var(--md-sys-color-primary); box-shadow: 0 8px 24px rgb(0 21 94 / 24%); }
.product-panel span, .product-panel small { font-size: 0.75rem; }.product-panel strong { font-size: 2.5rem; font-weight: 500; }
.content-stack { position: relative; min-height: 10rem; }
.content-stack > span { position: absolute; width: 70%; height: 4.5rem; border: 1px solid var(--md-sys-color-outline-variant); border-radius: var(--md-sys-shape-corner-large); background: var(--md-sys-color-surface-container-low); box-shadow: 0 4px 12px rgb(26 27 33 / 8%); }
.content-stack > span:nth-child(1) { top: 0; left: 0; }.content-stack > span:nth-child(2) { top: 2.25rem; left: 10%; }.content-stack > span:nth-child(3) { top: 4.5rem; left: 20%; }
.content-score { position: absolute; z-index: 2; right: 2%; bottom: 4%; display: grid; width: 4rem; height: 4rem; place-items: center; border-radius: 50%; color: var(--md-sys-color-on-secondary-container); background: var(--md-sys-color-secondary-container); font-weight: 700; }
.seed-cloud { position: relative; min-height: 10rem; }
.seed-cloud span, .seed-cloud strong { position: absolute; padding: 0.6rem 0.9rem; border-radius: var(--md-sys-shape-corner-full); font-size: 0.8rem; }
.seed-cloud span { color: var(--md-sys-color-on-surface-variant); background: var(--md-sys-color-surface-container); }
.seed-cloud span:nth-child(1) { top: 0; left: 8%; }.seed-cloud span:nth-child(2) { top: 8%; right: 12%; }.seed-cloud span:nth-child(3) { bottom: 10%; left: 4%; }.seed-cloud span:nth-child(4) { right: 3%; bottom: 0; }
.seed-cloud strong { top: 42%; left: 50%; color: var(--md-sys-color-on-primary); background: var(--md-sys-color-primary); transform: translate(-50%, -50%); }

.operating-model { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(3rem, 8vw, 8rem); }
.model-intro { position: sticky; top: 8rem; align-self: start; }
.model-grid { display: grid; }
.model-grid article { display: grid; grid-template-columns: 3.5rem 1fr; gap: 0.5rem 1.5rem; padding: 2.5rem 0; border-top: 1px solid var(--md-sys-color-outline-variant); }
.model-grid article:last-child { border-bottom: 1px solid var(--md-sys-color-outline-variant); }
.model-number { grid-row: span 2; display: grid; width: 3rem; height: 3rem; place-items: center; border-radius: 50%; color: var(--md-sys-color-on-secondary-container); background: var(--md-sys-color-secondary-container); font-size: 0.75rem; font-weight: 700; }
.model-grid h3 { margin: 0; color: var(--md-sys-color-primary); font-size: 1.5rem; font-weight: 500; }
.model-grid p { margin: 0; color: var(--md-sys-color-on-surface-variant); line-height: 1.65; }

.founder { display: grid; grid-template-columns: 1fr 0.8fr; gap: clamp(3rem, 8vw, 8rem); border-top: 1px solid var(--md-sys-color-outline-variant); }
.founder-copy { align-self: end; }
.founder-copy > p { margin: 0 0 1.5rem; color: var(--md-sys-color-on-surface-variant); font-size: 1.05rem; line-height: 1.7; }
.experience-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 2rem; }
.experience-row span { padding: 0.65rem 1rem; border: 1px solid var(--md-sys-color-outline-variant); border-radius: var(--md-sys-shape-corner-full); font-size: 0.8rem; font-weight: 500; }

.contact { display: grid; grid-template-columns: 1fr 0.75fr; gap: 3rem; margin-bottom: 4rem; padding: clamp(3rem, 7vw, 6rem); border-radius: 3rem; color: var(--md-sys-color-on-primary); background: var(--md-sys-color-primary); box-shadow: 0 12px 32px rgb(0 21 94 / 18%); }
.contact .eyebrow { color: #ffb68a; }
.contact h2 { max-width: 14ch; }
.contact-action { display: grid; align-content: end; justify-items: start; gap: 1.5rem; }
.contact-action p { margin: 0; color: #dce1ff; font-size: 1.05rem; line-height: 1.65; }
.contact .button--filled { color: var(--md-sys-color-on-secondary-container); background: var(--md-sys-color-secondary-container); }

.site-footer { display: grid; grid-template-columns: 1fr 1.4fr auto; align-items: center; gap: 2rem; width: min(calc(100% - 3rem), var(--content-width)); margin: 0 auto; padding: 2rem 0 3rem; border-top: 1px solid var(--md-sys-color-outline-variant); }
.brand--footer { grid-row: span 2; }
.site-footer p { margin: 0; color: var(--md-sys-color-on-surface-variant); font-size: 0.875rem; }
.site-footer nav { display: flex; gap: 1.5rem; }
.site-footer nav a { display: inline-flex; align-items: center; min-height: 3rem; font-size: 0.875rem; font-weight: 500; }
.copyright { grid-column: 2; }

.legal-page { background: var(--md-sys-color-surface); }
.legal-shell { width: min(calc(100% - 2rem), 54rem); margin: 0 auto; padding: 7rem 0; }
.legal-header { position: static; margin-top: 1rem; }
.legal-shell .eyebrow { margin-bottom: 1rem; }
.legal-shell h1 { max-width: none; font-size: clamp(3rem, 7vw, 5.5rem); }
.legal-updated { margin: 1rem 0 4rem; color: var(--md-sys-color-on-surface-variant); }
.legal-content { display: grid; gap: 2.5rem; }
.legal-content section { padding-top: 2rem; border-top: 1px solid var(--md-sys-color-outline-variant); }
.legal-content h2 { margin: 0 0 1rem; color: var(--md-sys-color-primary); font-size: 1.5rem; font-weight: 500; }
.legal-content p, .legal-content li { color: var(--md-sys-color-on-surface-variant); line-height: 1.7; }
.legal-content ul { padding-left: 1.25rem; }
.legal-back { display: inline-flex; align-items: center; min-height: 3rem; margin-top: 3rem; font-weight: 700; }

@media (max-width: 64rem) {
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 6rem; }
  .hero-copy { max-width: 50rem; }
  h1 { max-width: 13ch; }
  .hero-system { width: min(100%, 42rem); min-height: 34rem; margin: 0 auto; }
  .proof { grid-template-columns: repeat(2, 1fr); }
  .proof article:nth-child(3) { border-top: 1px solid var(--md-sys-color-outline-variant); border-left: 0; }
  .proof article:nth-child(4) { border-top: 1px solid var(--md-sys-color-outline-variant); }
  .product-card--primary { min-height: 48rem; }
  .operating-model { grid-template-columns: 1fr; }
  .model-intro { position: static; }
  .founder, .contact { grid-template-columns: 1fr; }
  .founder-copy { max-width: 44rem; }
}

@media (max-width: 48rem) {
  .top-app-bar { grid-template-columns: 1fr auto; width: min(calc(100% - 1rem), 82rem); min-height: 4rem; padding: 0.5rem 0.5rem 0.5rem 0.75rem; }
  .brand img { width: 2.25rem; height: 2.25rem; }
  .nav-links, .top-cta { display: none; }
  .mobile-menu { position: relative; display: block; justify-self: end; }
  .mobile-menu summary { display: grid; width: 3rem; height: 3rem; place-content: center; gap: 0.25rem; border-radius: 50%; color: var(--md-sys-color-on-secondary-container); background: var(--md-sys-color-secondary-container); cursor: pointer; list-style: none; }
  .mobile-menu summary::-webkit-details-marker { display: none; }
  .mobile-menu summary span { width: 1.1rem; height: 2px; background: currentColor; }
  .mobile-menu nav { position: absolute; top: 3.75rem; right: 0; display: grid; width: min(18rem, calc(100vw - 2rem)); padding: 0.75rem; border: 1px solid var(--md-sys-color-outline-variant); border-radius: var(--md-sys-shape-corner-extra-large); background: var(--md-sys-color-surface-container-lowest); box-shadow: 0 8px 24px rgb(26 27 33 / 14%); }
  .mobile-menu nav a { display: flex; align-items: center; min-height: 3rem; padding: 0 1rem; border-radius: var(--md-sys-shape-corner-full); font-size: 0.875rem; font-weight: 500; text-decoration: none; }
  .mobile-menu nav a:last-child { margin-top: 0.5rem; color: var(--md-sys-color-on-primary); background: var(--md-sys-color-primary); }
  .hero, .proof, .section, .site-footer { width: min(calc(100% - 2rem), var(--content-width)); }
  .hero { gap: 3.5rem; padding: 4rem 0 5rem; }
  .eyebrow { margin-bottom: 1.25rem; }
  h1 { font-size: clamp(3rem, 16vw, 4.7rem); }
  .hero-actions { display: grid; }
  .hero-actions .button { width: 100%; }
  .hero-system { min-height: 29rem; }
  .system-card--main { inset: 4rem 0 2.5rem; padding: 1rem; }
  .signal-card { min-width: 8.5rem; padding: 0.75rem 1rem; }
  .signal-card--top { top: 0; }
  .system-flow { gap: 0.35rem; margin: 2rem 0; }
  .flow-node { min-height: 5.5rem; padding: 0.5rem; }
  .flow-node strong { font-size: 0.75rem; }
  .flow-connector { width: 0.65rem; }
  .proof { grid-template-columns: 1fr; }
  .proof article { padding: 1.5rem 0; }
  .proof article + article, .proof article:nth-child(3) { border-top: 1px solid var(--md-sys-color-outline-variant); border-left: 0; }
  .section-heading { grid-template-columns: 1fr; }
  .capability-grid, .product-grid { grid-template-columns: 1fr; }
  .capability-card--feature, .capability-card--wide, .product-card--primary { grid-row: auto; grid-column: auto; min-height: 24rem; }
  .capability-card, .product-card { min-height: 17rem; padding: 1.5rem; }
  .product-visual { min-height: 20rem; }
  .work { width: 100%; padding-inline: 1rem; }
  .model-grid article { grid-template-columns: 3rem 1fr; gap: 0.5rem 1rem; }
  .contact { width: min(calc(100% - 2rem), var(--content-width)); margin-bottom: 2rem; padding: 2rem 1.5rem; border-radius: 2rem; }
  .contact .button { width: 100%; }
  .site-footer { grid-template-columns: 1fr; }
  .brand--footer { grid-row: auto; }
  .copyright { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  :root { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}