:root {
  --paper: #eeece3;
  --paper-deep: #e2dfd3;
  --night: #151713;
  --night-soft: #20221d;
  --ink: #1b1d19;
  --muted: #6d7068;
  --orange: #d95d35;
  --orange-soft: #ef815a;
  --acid: #c8dc67;
  --line: rgba(27, 29, 25, .16);
  --line-light: rgba(238, 236, 227, .18);
  --mono: "DM Mono", monospace;
  --sans: "Manrope", sans-serif;
  --serif: "Instrument Serif", serif;
  --pad: clamp(1.25rem, 4vw, 4.5rem);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
body::before { position: fixed; inset: 0; z-index: -2; content: ""; background: radial-gradient(circle at 78% 10%, rgba(217,93,53,.09), transparent 27%), linear-gradient(90deg, transparent 0 49.9%, rgba(27,29,25,.03) 50%, transparent 50.1%); }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
.page-grain { position: fixed; inset: 0; z-index: 20; pointer-events: none; opacity: .035; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.9'/%3E%3C/svg%3E"); }
.skip-link { position: fixed; top: .5rem; left: .5rem; z-index: 100; padding: .75rem 1rem; color: var(--paper); background: var(--night); transform: translateY(-150%); }
.skip-link:focus { transform: none; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.section-pad { padding: clamp(6rem, 10vw, 10rem) var(--pad); }
.eyebrow, .section-index { margin: 0; font-family: var(--mono); font-size: .58rem; font-weight: 500; letter-spacing: .12em; line-height: 1.5; text-transform: uppercase; }
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.visible { opacity: 1; transform: none; }

.site-header { position: fixed; top: 0; right: 0; left: 0; z-index: 15; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; min-height: 76px; padding: 0 var(--pad); color: var(--paper); border-bottom: 1px solid transparent; transition: background .3s ease, border-color .3s ease; }
.site-header.scrolled { background: rgba(21,23,19,.92); border-color: var(--line-light); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: .7rem; width: max-content; font-size: .8rem; font-weight: 600; letter-spacing: -.02em; }
.brand-mark { position: relative; display: grid; width: 21px; height: 21px; place-items: center; border: 1px solid currentColor; border-radius: 50%; }
.brand-mark i { position: absolute; width: 8px; height: 8px; border: 1px solid currentColor; border-radius: 50%; }
.brand-mark i:first-child { transform: translateX(-3px); }
.brand-mark i:last-child { transform: translateX(3px); }
.desktop-nav { display: flex; align-items: center; gap: 2.2rem; font-family: var(--mono); font-size: .54rem; letter-spacing: .08em; text-transform: uppercase; }
.desktop-nav a, .language-switch a { transition: color .25s ease; }
.desktop-nav a:hover, .language-switch a:hover { color: var(--orange-soft); }
.header-actions { display: flex; align-items: center; justify-content: flex-end; gap: 1.2rem; }
.language-switch { display: flex; gap: .35rem; font-family: var(--mono); font-size: .54rem; letter-spacing: .08em; }
.language-switch span, .language-switch a { padding: .35rem; }
.language-switch span { color: var(--acid); border-bottom: 1px solid currentColor; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 1.8rem; padding: 0 1.35rem; color: var(--paper); background: var(--orange); border: 1px solid var(--orange); font-family: var(--mono); font-size: .57rem; font-weight: 500; letter-spacing: .07em; text-transform: uppercase; transition: color .25s ease, background .25s ease, transform .25s ease; }
.button:hover { color: var(--orange); background: transparent; transform: translateY(-2px); }
.button-small { min-height: 38px; padding: 0 1rem; font-size: .5rem; }
.button-light { color: var(--night); background: var(--paper); border-color: var(--paper); }
.button-light:hover { color: var(--paper); }
.menu-toggle, .mobile-menu { display: none; }

.hero { position: relative; display: grid; min-height: 900px; grid-template-columns: .95fr 1.05fr; gap: clamp(2rem, 6vw, 7rem); padding: clamp(9rem, 14vw, 12rem) var(--pad) clamp(6rem, 9vw, 9rem); overflow: hidden; color: var(--paper); background: var(--night); }
.hero::after { position: absolute; right: -8vw; bottom: -24vw; width: 52vw; height: 52vw; content: ""; border: 1px solid rgba(238,236,227,.06); border-radius: 50%; box-shadow: 0 0 0 7vw rgba(238,236,227,.018), 0 0 0 16vw rgba(238,236,227,.012); }
.hero-copy { position: relative; z-index: 2; display: flex; flex-direction: column; align-items: flex-start; }
.hero-copy h1 { max-width: 800px; margin: 2.2rem 0 2.4rem; font-size: clamp(4.25rem, 7.7vw, 9rem); font-weight: 500; letter-spacing: -.075em; line-height: .82; }
.hero-copy h1 em { display: block; color: var(--orange-soft); font-family: var(--serif); font-weight: 400; }
.hero-lede { max-width: 620px; margin: 0; font-size: clamp(1.05rem, 1.5vw, 1.35rem); letter-spacing: -.025em; line-height: 1.5; }
.hero-note { max-width: 600px; margin: 1.25rem 0 0; color: #aeb0aa; font-size: .8rem; line-height: 1.75; }
.hero-actions { display: flex; align-items: center; gap: 2rem; margin-top: 2.8rem; }
.text-link { padding: .8rem 0; border-bottom: 1px solid var(--line-light); font-family: var(--mono); font-size: .56rem; letter-spacing: .07em; text-transform: uppercase; }
.hero-micro { margin: auto 0 0; padding-top: 3rem; color: #898c84; font-family: var(--mono); font-size: .52rem; letter-spacing: .08em; text-transform: uppercase; }
.hero-system { position: relative; z-index: 2; align-self: center; min-height: 590px; border: 1px solid var(--line-light); background: linear-gradient(145deg, rgba(255,255,255,.035), rgba(255,255,255,.005)); }
.hero-system::before { position: absolute; inset: 12%; content: ""; background-image: linear-gradient(var(--line-light) 1px, transparent 1px), linear-gradient(90deg, var(--line-light) 1px, transparent 1px); background-size: 48px 48px; opacity: .25; mask-image: radial-gradient(circle, black, transparent 72%); }
.system-topline { position: absolute; top: 0; right: 0; left: 0; display: flex; justify-content: space-between; padding: 1.1rem 1.25rem; border-bottom: 1px solid var(--line-light); font-family: var(--mono); font-size: .5rem; letter-spacing: .09em; }
.live { color: var(--acid); }
.live i { display: inline-block; width: 6px; height: 6px; margin-right: .4rem; background: currentColor; border-radius: 50%; animation: blink 1.5s infinite; }
.flow-stage { position: absolute; z-index: 2; display: grid; width: 31%; gap: .55rem; padding: 1.15rem; background: var(--night); border: 1px solid var(--line-light); }
.flow-stage span, .flow-stage small { color: #92958d; font-family: var(--mono); font-size: .48rem; letter-spacing: .08em; text-transform: uppercase; }
.flow-stage strong { font-size: clamp(1.2rem, 2vw, 1.9rem); letter-spacing: -.05em; }
.flow-input { top: 28%; left: 5%; }
.flow-output { right: 5%; bottom: 23%; }
.flow-line { position: absolute; top: 38%; left: 33%; width: 36%; height: 1px; background: var(--orange); transform: rotate(9deg); transform-origin: left; }
.flow-line i { position: absolute; top: -3px; width: 7px; height: 7px; background: var(--orange-soft); border-radius: 50%; animation: travel 2.4s infinite ease-in-out; }
.flow-line i:nth-child(2) { animation-delay: .7s; }.flow-line i:nth-child(3) { animation-delay: 1.4s; }
.engine-core { position: absolute; top: 36%; left: 50%; z-index: 3; display: flex; width: 178px; height: 178px; flex-direction: column; align-items: center; justify-content: center; background: var(--orange); border-radius: 50%; transform: translate(-50%,-50%); box-shadow: 0 0 0 20px rgba(217,93,53,.08), 0 0 0 65px rgba(217,93,53,.03); }
.engine-core span, .engine-core small { font-family: var(--mono); font-size: .46rem; letter-spacing: .12em; }
.engine-core strong { font-size: 1.3rem; letter-spacing: -.04em; }
.engine-core small { margin-top: .8rem; }
.core-ring { position: absolute; inset: -22px; border: 1px dashed rgba(238,236,227,.35); border-radius: 50%; animation: rotate 18s linear infinite; }
.system-rail { position: absolute; right: 5%; bottom: 7%; left: 5%; display: flex; align-items: center; gap: .8rem; font-family: var(--mono); font-size: .46rem; letter-spacing: .08em; }
.system-rail i { height: 1px; flex: 1; background: linear-gradient(90deg, var(--line-light), var(--orange), var(--line-light)); }

.transition-strip { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; padding: 2.4rem var(--pad); color: var(--paper); background: var(--orange); border-bottom: 1px solid rgba(21,23,19,.2); }
.transition-strip p, .transition-strip strong { margin: 0; font-size: .73rem; line-height: 1.6; }
.transition-strip strong { max-width: 600px; font-weight: 600; }
.section-heading { display: grid; grid-template-columns: .65fr 1.45fr .7fr; align-items: start; gap: 4vw; margin-bottom: clamp(4rem, 7vw, 7rem); }
.section-heading > div { display: flex; justify-content: space-between; gap: 1rem; }
.section-index { color: var(--orange); }
.section-heading h2 { max-width: 980px; margin: 0; font-size: clamp(3.4rem, 6vw, 7.3rem); font-weight: 500; letter-spacing: -.07em; line-height: .86; }
.section-heading h2 em { color: var(--orange); font-family: var(--serif); font-weight: 400; }
.section-heading > p { margin: 0; color: var(--muted); font-size: .75rem; line-height: 1.75; }
.section-heading.light { color: var(--paper); }
.section-heading.light > p { color: #a6a9a1; }

.products { background: var(--paper); }
.product-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.product-card { position: relative; display: flex; min-width: 0; flex-direction: column; padding: clamp(1.5rem, 3vw, 3rem); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background .3s ease; }
.product-card:hover { background: rgba(255,255,255,.28); }
.product-card:nth-child(2), .product-card:nth-child(3) { background: var(--paper-deep); }
.product-card:nth-child(2):hover, .product-card:nth-child(3):hover { background: #d9d5c8; }
.product-top { display: flex; justify-content: space-between; gap: 2rem; }
.product-status { color: #69722f; font-family: var(--mono); font-size: .48rem; letter-spacing: .09em; }
.product-status::before { display: inline-block; width: 6px; height: 6px; margin-right: .4rem; content: ""; background: var(--acid); border: 1px solid #737d31; border-radius: 50%; }
.interface-state { position: relative; display: grid; min-height: 230px; align-content: space-between; gap: 1rem; margin: 2rem 0 2.5rem; padding: 1.4rem; overflow: hidden; color: var(--paper); background: var(--night); border: 1px solid rgba(255,255,255,.08); }
.interface-state::after { position: absolute; right: -45px; bottom: -45px; width: 130px; height: 130px; content: ""; border: 1px solid rgba(217,93,53,.5); border-radius: 50%; box-shadow: 0 0 0 20px rgba(217,93,53,.05); }
.interface-state > span { color: var(--orange-soft); font-family: var(--mono); font-size: .5rem; letter-spacing: .1em; }
.interface-state > strong { z-index: 1; max-width: 80%; font-size: clamp(1.45rem, 2.5vw, 2.7rem); font-weight: 500; letter-spacing: -.05em; line-height: 1; }
.interface-state > div { z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
.interface-state p { margin: 0; padding-top: .8rem; color: #979a92; border-top: 1px solid var(--line-light); font-family: var(--mono); font-size: .48rem; line-height: 1.5; text-transform: uppercase; }
.interface-state p b { color: var(--acid); font-size: .75rem; font-weight: 400; }
.product-copy h3 { margin: 0 0 .7rem; font-size: clamp(2.8rem, 4.6vw, 5.5rem); font-weight: 500; letter-spacing: -.065em; line-height: .9; }
.product-copy .promise { max-width: 650px; margin: 0 0 1.2rem; color: var(--orange); font-family: var(--serif); font-size: clamp(1.4rem, 2.2vw, 2rem); line-height: 1.15; }
.product-copy > p:last-child { max-width: 660px; margin: 0; color: var(--muted); font-size: .75rem; line-height: 1.75; }
.workflow { display: flex; flex-wrap: wrap; align-items: center; gap: .65rem; margin: 2rem 0; padding: 1rem 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); font-family: var(--mono); font-size: .55rem; letter-spacing: .1em; }
.workflow i { color: var(--orange); font-style: normal; }
.product-meta { display: grid; grid-template-columns: 1fr 1fr; margin-top: auto; border-top: 1px solid var(--ink); border-left: 1px solid var(--line); }
.product-meta div { display: grid; min-height: 108px; align-content: space-between; gap: .9rem; padding: 1rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.product-meta span, .includes span { color: var(--muted); font-family: var(--mono); font-size: .46rem; letter-spacing: .09em; text-transform: uppercase; }
.product-meta strong { font-size: clamp(1.05rem, 1.8vw, 1.65rem); font-weight: 600; letter-spacing: -.04em; }
.product-meta div:first-child { color: var(--paper); background: var(--orange); }
.product-meta div:first-child span { color: rgba(255,255,255,.7); }
.includes { min-height: 70px; margin: 1.4rem 0; color: var(--muted); font-size: .61rem; line-height: 1.7; }
.includes span { display: block; margin-bottom: .4rem; color: var(--ink); }
.product-cta { display: flex; align-items: center; justify-content: space-between; min-height: 58px; padding: 0 1.2rem; color: var(--paper); background: var(--night); font-family: var(--mono); font-size: .55rem; letter-spacing: .07em; text-transform: uppercase; transition: background .25s ease, padding .25s ease; }
.product-cta:hover { padding-right: .9rem; background: var(--orange); }
.product-path, .demo-closing { margin: 1rem 0 0; color: var(--muted); font-family: var(--mono); font-size: .48rem; letter-spacing: .04em; line-height: 1.7; text-transform: uppercase; }
.pricing-caveat { max-width: 900px; margin: 2rem 0 0 auto; color: var(--muted); font-family: var(--mono); font-size: .5rem; line-height: 1.7; text-align: right; text-transform: uppercase; }

.demo-selector { color: var(--paper); background: var(--night); }
.demo-tabs { border-top: 1px solid var(--line-light); }
.demo-tabs a { display: grid; grid-template-columns: .6fr 1.4fr auto; align-items: center; gap: 2rem; min-height: 128px; border-bottom: 1px solid var(--line-light); transition: color .25s ease, padding .25s ease, background .25s ease; }
.demo-tabs a:hover { padding: 0 1.5rem; color: var(--night); background: var(--acid); }
.demo-tabs span { font-family: var(--mono); font-size: .55rem; letter-spacing: .1em; }
.demo-tabs strong { font-family: var(--serif); font-size: clamp(2.1rem, 4vw, 4.8rem); font-weight: 400; }
.demo-tabs i { color: var(--orange-soft); font-style: normal; font-size: 1.5rem; }
.demo-tabs a:hover i { color: var(--night); }
.demo-closing { color: #a6a9a1; text-align: right; }

.investment { background: var(--paper-deep); }
.investment-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--line); }
.investment-grid article { display: flex; min-height: 430px; flex-direction: column; padding: 1.5rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.investment-grid article > span { color: var(--orange); font-family: var(--mono); font-size: .48rem; letter-spacing: .08em; }
.investment-grid h3 { margin: 4rem 0 1rem; font-size: clamp(1.8rem, 2.8vw, 3rem); font-weight: 500; letter-spacing: -.055em; line-height: .95; }
.investment-grid p { margin: 0; color: var(--muted); font-size: .7rem; line-height: 1.7; }
.investment-grid strong { margin-top: auto; padding: 1.2rem 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); font-size: clamp(1.3rem, 2vw, 2rem); letter-spacing: -.04em; }
.investment-grid a { padding-top: 1.3rem; font-family: var(--mono); font-size: .5rem; letter-spacing: .07em; text-transform: uppercase; }
.investment-grid a:hover { color: var(--orange); }

.outcomes { color: var(--paper); background: var(--orange); }
.outcome-statement { display: grid; grid-template-columns: .6fr 1.4fr .7fr; gap: 4vw; align-items: end; }
.outcome-statement h2 { margin: 0; font-size: clamp(4rem, 8vw, 9rem); font-weight: 500; letter-spacing: -.075em; line-height: .82; }
.outcome-statement h2 em { display: block; color: var(--night); font-family: var(--serif); font-weight: 400; }
.outcome-statement > p:last-child { margin: 0; font-size: .75rem; line-height: 1.7; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 6rem; border-top: 1px solid rgba(21,23,19,.35); border-left: 1px solid rgba(21,23,19,.22); }
.metric-grid article { display: grid; min-height: 230px; align-content: space-between; padding: 1.3rem; border-right: 1px solid rgba(21,23,19,.22); border-bottom: 1px solid rgba(21,23,19,.22); }
.metric-grid span { font-family: var(--mono); font-size: .48rem; letter-spacing: .09em; }
.metric-grid strong { align-self: end; font-size: clamp(1.7rem, 2.6vw, 2.8rem); font-weight: 500; letter-spacing: -.05em; line-height: 1; }
.metric-grid p { margin: .8rem 0 0; color: rgba(238,236,227,.72); font-size: .58rem; line-height: 1.6; }

.why { background: var(--paper); }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); }
.proof-grid article { min-height: 300px; padding: 1.5rem 1.5rem 2rem 0; border-right: 1px solid var(--line); }
.proof-grid article:not(:first-child) { padding-left: 1.5rem; }
.proof-grid span { color: var(--orange); font-family: var(--serif); font-size: 2.4rem; }
.proof-grid h3 { margin: 5rem 0 1rem; font-size: clamp(1.6rem, 2.5vw, 2.7rem); font-weight: 500; letter-spacing: -.05em; line-height: 1; }
.proof-grid p { margin: 0; color: var(--muted); font-size: .68rem; line-height: 1.65; }

.faq { display: grid; grid-template-columns: .75fr 1.25fr; gap: 8vw; background: var(--paper-deep); }
.faq-title h2 { margin: 3rem 0 0; font-size: clamp(3.5rem, 5.5vw, 6.4rem); font-weight: 500; letter-spacing: -.07em; line-height: .88; }
.faq-title h2 em { color: var(--orange); font-family: var(--serif); font-weight: 400; }
.faq-list { border-top: 1px solid var(--ink); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; min-height: 92px; align-items: center; justify-content: space-between; gap: 2rem; list-style: none; cursor: pointer; font-size: .9rem; font-weight: 600; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: var(--orange); font-family: var(--serif); font-size: 2rem; font-weight: 400; transition: transform .3s ease; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p { max-width: 700px; margin: -.4rem 3rem 2rem 0; color: var(--muted); font-size: .75rem; line-height: 1.75; }

.contact { display: grid; grid-template-columns: .85fr 1.15fr; gap: 8vw; color: var(--paper); background: var(--orange); }
.contact-copy { display: flex; flex-direction: column; align-items: flex-start; }
.contact-copy h2 { margin: 3rem 0 2rem; font-size: clamp(3.8rem, 6vw, 7rem); font-weight: 500; letter-spacing: -.07em; line-height: .86; }
.contact-copy h2 em { display: block; color: var(--night); font-family: var(--serif); font-weight: 400; }
.contact-copy > p:not(.eyebrow) { max-width: 560px; margin: 0; font-size: .78rem; line-height: 1.75; }
.contact-email { display: inline-flex; gap: 2rem; margin-top: auto; padding: 3rem 0 .6rem; border-bottom: 1px solid currentColor; font-family: var(--mono); font-size: .56rem; letter-spacing: .08em; text-transform: uppercase; }
.contact-form { position: relative; align-self: start; padding: clamp(2rem, 4vw, 4rem); color: var(--paper); background: var(--night); }
.contact-form label { display: grid; gap: .6rem; margin-bottom: 1.7rem; }
.contact-form label > span { color: #a8aaa3; font-family: var(--mono); font-size: .5rem; letter-spacing: .1em; text-transform: uppercase; }
.contact-form input, .contact-form textarea, .contact-form select { width: 100%; padding: .65rem 0 .8rem; color: var(--paper); background: transparent; border: 0; border-bottom: 1px solid var(--line-light); border-radius: 0; outline: 0; resize: vertical; }
.contact-form select { color-scheme: dark; }
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { border-color: var(--orange-soft); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; }
.form-footer { display: flex; align-items: center; justify-content: space-between; gap: 2rem; margin-top: 2.5rem; }
.form-footer p { max-width: 230px; margin: 0; color: #969990; font-size: .58rem; line-height: 1.5; }
.form-status { min-height: 1.2rem; margin: 1.4rem 0 0; color: var(--acid); font-size: .7rem; }
.honeypot { position: absolute; left: -9999px; }

.site-footer { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; padding: 4rem var(--pad); color: var(--paper); background: var(--night); border-top: 1px solid var(--line-light); }
.site-footer > div { display: flex; flex-direction: column; align-items: flex-start; gap: .65rem; }
.footer-brand p, .footer-meta p { margin: 1.2rem 0 0; color: #92958d; font-family: var(--mono); font-size: .52rem; letter-spacing: .05em; line-height: 1.7; text-transform: uppercase; }
.site-footer > div:not(.footer-brand):not(.footer-meta) a { color: #a8aaa3; font-size: .68rem; }
.site-footer > div:not(.footer-brand):not(.footer-meta) a:hover { color: var(--orange-soft); }
.footer-label { margin: 0 0 1rem; font-family: var(--mono); font-size: .5rem; letter-spacing: .1em; }
.footer-meta { align-items: flex-end !important; text-align: right; }

@keyframes blink { 50% { opacity: .25; } }
@keyframes rotate { to { transform: rotate(360deg); } }
@keyframes travel { 0% { left: 0; opacity: 0; } 30%, 70% { opacity: 1; } 100% { left: 100%; opacity: 0; } }

@media (max-width: 1180px) {
  .site-header { grid-template-columns: 1fr auto; }
  .desktop-nav { display: none; }
  .hero { grid-template-columns: 1fr; }
  .hero-copy h1 { max-width: 1000px; }
  .hero-micro { margin-top: 2rem; }
  .hero-system { width: 100%; min-height: 540px; }
  .section-heading { grid-template-columns: .55fr 1.45fr; }
  .section-heading > p { grid-column: 2; max-width: 600px; }
  .product-grid { grid-template-columns: 1fr; }
  .product-card:nth-child(3) { background: var(--paper); }
  .product-card:nth-child(even) { background: var(--paper-deep); }
  .investment-grid { grid-template-columns: 1fr 1fr; }
  .metric-grid, .proof-grid { grid-template-columns: 1fr 1fr; }
  .outcome-statement { grid-template-columns: .5fr 1.5fr; }
  .outcome-statement > p:last-child { grid-column: 2; }
}

@media (max-width: 760px) {
  :root { --pad: 1.15rem; }
  .section-pad { padding-top: 5.5rem; padding-bottom: 5.5rem; }
  .site-header { min-height: 64px; }
  .header-actions .button, .language-switch { display: none; }
  .menu-toggle { display: grid; width: 40px; height: 40px; place-content: center; gap: 5px; color: var(--paper); background: transparent; border: 1px solid var(--line-light); }
  .menu-toggle span:not(.sr-only) { display: block; width: 16px; height: 1px; background: currentColor; }
  .mobile-menu { position: absolute; top: 64px; right: 0; left: 0; display: grid; max-height: 0; overflow: hidden; color: var(--paper); background: var(--night); transition: max-height .35s ease; }
  .mobile-menu.open { max-height: 420px; border-bottom: 1px solid var(--line-light); }
  .mobile-menu a { padding: 1rem var(--pad); border-top: 1px solid var(--line-light); font-family: var(--mono); font-size: .55rem; letter-spacing: .08em; text-transform: uppercase; }
  .hero { min-height: auto; padding-top: 8rem; }
  .hero-copy h1 { margin-top: 1.7rem; font-size: clamp(3.7rem, 17vw, 6rem); }
  .hero-actions { width: 100%; flex-direction: column; align-items: stretch; gap: .7rem; }
  .text-link { text-align: center; }
  .hero-system { min-height: 420px; }
  .engine-core { top: 40%; width: 132px; height: 132px; }
  .flow-stage { width: 42%; padding: .8rem; }
  .flow-stage strong { font-size: 1rem; }
  .flow-input { top: 22%; left: 3%; }
  .flow-output { right: 3%; bottom: 20%; }
  .flow-line { top: 41%; left: 30%; width: 43%; }
  .system-rail { gap: .35rem; font-size: .38rem; }
  .transition-strip { grid-template-columns: 1fr; gap: .8rem; }
  .section-heading { grid-template-columns: 1fr; gap: 2rem; }
  .section-heading > div { width: 100%; max-width: 100%; }
  .section-heading > p { grid-column: auto; }
  .section-heading h2 { font-size: clamp(3.3rem, 15vw, 5.4rem); }
  .investment .section-heading h2 { font-size: clamp(2.9rem, 12vw, 4.8rem); }
  .product-card { padding: 1.1rem; }
  .interface-state { min-height: 210px; }
  .product-copy h3 { font-size: clamp(2.7rem, 13vw, 4.2rem); }
  .product-meta { grid-template-columns: 1fr; }
  .product-meta div { min-height: 90px; }
  .pricing-caveat { text-align: left; }
  .demo-tabs a { grid-template-columns: 1fr auto; gap: .5rem; padding: 1.5rem 0; }
  .demo-tabs a strong { grid-column: 1; font-size: 2.2rem; }
  .demo-tabs a i { grid-column: 2; grid-row: 1 / span 2; }
  .investment-grid, .metric-grid, .proof-grid { grid-template-columns: 1fr; }
  .investment-grid article { min-height: 360px; }
  .outcome-statement { grid-template-columns: 1fr; gap: 2rem; }
  .outcome-statement > p:last-child { grid-column: auto; }
  .metric-grid { margin-top: 4rem; }
  .proof-grid article, .proof-grid article:not(:first-child) { min-height: 240px; padding: 1.5rem 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .proof-grid h3 { margin-top: 3rem; }
  .faq, .contact { grid-template-columns: 1fr; gap: 4rem; }
  .faq-title h2, .contact-copy h2 { font-size: clamp(3.4rem, 15vw, 5.4rem); }
  .contact-email { margin-top: 1rem; }
  .contact-form { padding: 1.4rem; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .form-footer { align-items: stretch; flex-direction: column; }
  .site-footer { grid-template-columns: 1fr 1fr; }
  .footer-meta { align-items: flex-start !important; text-align: left; }
}

@media (max-width: 430px) {
  .system-topline { font-size: .4rem; }
  .interface-state > div { grid-template-columns: 1fr; }
  .site-footer { grid-template-columns: 1fr; }
}

@media (max-width: 350px) {
  .hero-copy h1 { font-size: 3.1rem; }
  .investment .section-heading h2 { font-size: 2.5rem; }
}

@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 { opacity: 1; transform: none; }
}