:root {
  --ink: #111214;
  --ink-soft: #24262a;
  --paper: #f6f3ee;
  --paper-deep: #ebe7df;
  --coral: #ff725e;
  --coral-light: #ffab9e;
  --mint: #a8f0d2;
  --line: rgba(17, 18, 20, 0.16);
  --shell: min(1180px, calc(100vw - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Manrope", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
.shell { width: var(--shell); margin-inline: auto; }

.site-header {
  width: var(--shell);
  height: 94px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line);
  position: relative;
  z-index: 20;
}
.brand { display: inline-flex; align-items: center; gap: 12px; width: max-content; font-weight: 800; letter-spacing: .12em; font-size: .92rem; }
.brand-mark { width: 36px; height: 36px; }
.brand-mark rect { fill: var(--ink); stroke: var(--ink); }
.brand-mark path { fill: none; stroke: var(--paper); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.brand-mark circle { fill: var(--coral); }
.site-nav { display: flex; gap: 35px; font-size: .86rem; font-weight: 600; }
.site-nav a, .footer-links a { position: relative; }
.site-nav a::after, .footer-links a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -5px; height: 1px; background: currentColor; transition: right .25s ease; }
.site-nav a:hover::after, .site-nav a:focus-visible::after, .footer-links a:hover::after { right: 0; }
.header-cta { justify-self: end; border-bottom: 1px solid var(--ink); font-size: .84rem; font-weight: 700; padding: 4px 0; }
.menu-button { display: none; }

.hero { min-height: 720px; display: grid; grid-template-columns: 1fr 1.08fr; align-items: center; gap: 52px; padding-block: 62px 88px; overflow: hidden; }
.eyebrow, .section-index { font-family: "DM Mono", monospace; font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; font-weight: 500; }
.eyebrow span { color: var(--coral); margin-right: 10px; }
h1, h2 { margin: 0; letter-spacing: -.055em; line-height: .95; font-weight: 700; }
h1 { font-size: clamp(4.4rem, 7.7vw, 7.25rem); margin-top: 26px; }
h1 em, .manifesto-copy em { font-style: normal; color: var(--coral); }
.hero-lede { max-width: 570px; font-size: 1.17rem; line-height: 1.7; margin: 34px 0 0; color: #3d3e41; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 26px; margin-top: 38px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 22px; font-size: .88rem; font-weight: 700; min-height: 52px; transition: transform .2s ease, background .2s ease, color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--ink); color: white; padding: 0 22px; }
.button-primary:hover { background: var(--coral); color: var(--ink); }
.button-text { border-bottom: 1px solid var(--ink); min-height: auto; padding: 8px 0; }

.memory-object { position: relative; min-height: 490px; display: grid; place-items: center; perspective: 1000px; }
.module-board { width: min(560px, 92%); height: 278px; padding: 24px 26px 0; background: #202225; color: white; border-radius: 13px; position: relative; transform: rotate(-4deg) rotateY(-5deg); box-shadow: 0 32px 55px rgba(17,18,20,.2); z-index: 2; }
.module-shadow { position: absolute; width: 74%; height: 40px; bottom: 75px; background: rgba(17,18,20,.18); filter: blur(20px); transform: rotate(-4deg); border-radius: 50%; }
.module-head, .module-foot { display: flex; justify-content: space-between; font-family: "DM Mono", monospace; font-size: .56rem; letter-spacing: .11em; color: #aeb1b5; }
.chip-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 23px; }
.chip { height: 72px; background: #0d0e10; border: 1px solid #383b40; border-radius: 4px; position: relative; display: grid; place-items: center; box-shadow: inset 0 0 0 4px #17191c; }
.chip b { font-size: 1rem; color: var(--coral); }
.chip i { position: absolute; inset: -4px 8px; border-top: 2px dotted #72767c; border-bottom: 2px dotted #72767c; }
.module-foot { margin-top: 19px; justify-content: flex-start; gap: 36px; color: var(--coral-light); }
.contacts { position: absolute; height: 22px; left: 40px; right: 38px; bottom: -15px; background: repeating-linear-gradient(90deg, #dbb85c 0 7px, transparent 7px 12px); clip-path: polygon(0 0, 43% 0, 45% 45%, 55% 45%, 57% 0, 100% 0, 100% 100%, 0 100%); }
.object-note { position: absolute; z-index: 3; background: white; border: 1px solid var(--line); box-shadow: 0 14px 35px rgba(17,18,20,.08); padding: 13px 16px; font-family: "DM Mono", monospace; font-size: .7rem; text-transform: uppercase; letter-spacing: .06em; }
.object-note span { color: var(--coral); margin-right: 10px; }
.object-note-one { right: 0; top: 54px; }
.object-note-two { left: 0; bottom: 70px; }

.manifesto { background: var(--ink); color: white; }
.manifesto-inner { min-height: 430px; display: grid; grid-template-columns: 1fr 3.1fr; gap: 40px; align-items: start; padding-block: 92px; }
.section-index { color: #8f9297; }
.manifesto-copy { margin: -5px 0 0; font-size: clamp(2rem, 4.1vw, 4.15rem); line-height: 1.2; letter-spacing: -.045em; font-weight: 500; max-width: 1000px; }

.memory-section { display: grid; grid-template-columns: 1.05fr .95fr; gap: 100px; padding-block: 130px; }
.section-heading h2, .labs-intro h2, .company-section h2, .contact-section h2 { font-size: clamp(3.2rem, 5.7vw, 5.8rem); margin-top: 30px; }
.memory-copy { padding-top: 39px; }
.memory-copy > p { font-size: 1.16rem; max-width: 550px; margin: 0 0 22px; color: #414347; }
.status-card { margin-top: 50px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 23px 4px; display: flex; gap: 16px; align-items: center; }
.status-dot { width: 10px; height: 10px; background: var(--coral); border-radius: 50%; box-shadow: 0 0 0 5px rgba(255,114,94,.15); }
.status-card small { display: block; font-family: "DM Mono", monospace; font-size: .64rem; color: #74767a; letter-spacing: .08em; }
.status-card strong { font-size: .95rem; }

.validation-section { background: #1a1c1f; color: white; padding-block: 120px; }
.light-heading { max-width: 700px; }
.light-heading > p:last-child { color: #aeb1b5; font-size: 1.05rem; margin-top: 30px; }
.validation-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 72px; border-top: 1px solid #3b3e43; border-left: 1px solid #3b3e43; }
.validation-grid article { min-height: 360px; padding: 25px 22px 30px; border-right: 1px solid #3b3e43; border-bottom: 1px solid #3b3e43; display: flex; flex-direction: column; }
.card-number { font-family: "DM Mono", monospace; font-size: .68rem; color: #777b82; }
.validation-grid h3 { margin: auto 0 10px; font-size: 1.5rem; }
.validation-grid p { color: #aeb1b5; font-size: .88rem; line-height: 1.6; margin: 0; }
.signal { height: 95px; margin-top: 35px; display: flex; align-items: center; gap: 7px; }
.signal i { display: block; background: var(--coral); }
.signal-stress i { width: 17%; height: 5px; }
.signal-stress i:nth-child(2) { height: 42px; }.signal-stress i:nth-child(3) { height: 72px; }.signal-stress i:nth-child(4) { height: 30px; }
.signal-verify { justify-content: center; position: relative; }
.signal-verify i { width: 68px; height: 68px; border-radius: 50%; background: transparent; border: 1px solid var(--coral); position: absolute; }
.signal-verify i:nth-child(2) { width: 46px; height: 46px; }.signal-verify i:nth-child(3) { width: 10px; height: 10px; background: var(--coral); }
.signal-compat i { height: 12px; flex: 1; }.signal-compat i:nth-child(2) { align-self: flex-start; }.signal-compat i:nth-child(3) { align-self: flex-end; }
.signal-trace { display: grid; grid-template-columns: repeat(6, 1fr); gap: 6px; }
.signal-trace i { height: 38px; }.signal-trace i:nth-child(2n) { background: var(--coral-light); transform: translateY(18px); }
.development-note { font-family: "DM Mono", monospace; color: #777b82; font-size: .68rem; margin: 20px 0 0; }

.principles-section { padding-block: 135px 145px; }
.principles-intro { display: grid; grid-template-columns: .72fr 1.28fr; column-gap: 70px; align-items: start; }
.principles-intro .eyebrow { grid-row: 1 / span 2; }
.principles-intro h2 { font-size: clamp(3.2rem, 5.7vw, 5.8rem); }
.principles-intro > p:last-child { max-width: 650px; margin: 30px 0 0; color: #4d4f53; font-size: 1.05rem; }
.principles-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 76px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.principles-grid article { min-height: 245px; padding: 24px 22px 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; flex-direction: column; }
.principles-grid article > span { font-family: "DM Mono", monospace; font-size: .68rem; color: var(--coral); letter-spacing: .1em; }
.principles-grid h3 { margin: auto 0 8px; font-size: 1.22rem; }
.principles-grid p { margin: 0; color: #55575b; font-size: .88rem; line-height: 1.6; }

.labs-section { padding-block: 135px 145px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 110px; }
.labs-intro > p:last-child { max-width: 520px; color: #45474b; margin-top: 34px; font-size: 1.05rem; }
.roadmap { position: relative; padding-left: 44px; }
.roadmap-line { position: absolute; left: 6px; top: 16px; bottom: 60px; width: 1px; background: var(--line); }
.roadmap article { position: relative; padding: 0 0 60px; }
.roadmap article::before { content: ""; position: absolute; left: -44px; top: 6px; width: 11px; height: 11px; border-radius: 50%; border: 1px solid #a4a5a7; background: var(--paper); }
.roadmap article.active::before { background: var(--coral); border-color: var(--coral); box-shadow: 0 0 0 6px rgba(255,114,94,.16); }
.roadmap article > span { font-family: "DM Mono", monospace; font-size: .67rem; color: var(--coral); letter-spacing: .1em; }
.roadmap h3 { margin: 9px 0 8px; font-size: 1.4rem; }
.roadmap p { margin: 0; color: #55575b; max-width: 480px; }

.company-section { background: var(--coral); padding-block: 125px; }
.company-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 110px; }
.company-section .eyebrow span { color: var(--ink); }
.company-copy { padding-top: 40px; }
.company-copy > p { font-size: 1.15rem; max-width: 550px; }
.company-copy dl { margin: 48px 0 0; border-top: 1px solid rgba(17,18,20,.25); }
.company-copy dl div { display: grid; grid-template-columns: 130px 1fr; border-bottom: 1px solid rgba(17,18,20,.25); padding: 16px 0; }
.company-copy dt { font-family: "DM Mono", monospace; font-size: .67rem; letter-spacing: .1em; }
.company-copy dd { margin: 0; font-weight: 700; }

.contact-section { padding-block: 135px; text-align: center; }
.contact-section .eyebrow { justify-content: center; }
.contact-section p:not(.eyebrow) { max-width: 650px; margin: 30px auto; color: #4d4f53; font-size: 1.05rem; }
.contact-section .button { margin-top: 8px; }

footer { background: var(--ink); color: white; padding: 62px 0 38px; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 45px; align-items: start; }
.footer-brand .brand-mark rect { fill: white; stroke: white; }.footer-brand .brand-mark path { stroke: var(--ink); }
.footer-grid > p { margin: 5px 0 0; color: #aeb1b5; text-align: right; }
.footer-links { display: flex; gap: 30px; font-size: .82rem; }
.footer-grid .copyright { font-family: "DM Mono", monospace; font-size: .68rem; }

@media (max-width: 900px) {
  :root { --shell: min(100% - 36px, 720px); }
  .site-header { grid-template-columns: 1fr auto; height: 78px; }
  .header-cta { display: none; }
  .menu-button { display: grid; gap: 7px; background: transparent; border: 0; padding: 12px 0 12px 16px; }
  .menu-button span { display: block; width: 25px; height: 1px; background: var(--ink); }
  .site-nav { position: absolute; top: 78px; left: 0; right: 0; background: var(--paper); padding: 25px 0 28px; border-bottom: 1px solid var(--line); display: none; flex-direction: column; gap: 18px; }
  .site-nav.open { display: flex; }
  .hero { grid-template-columns: 1fr; padding-top: 75px; }
  .memory-object { min-height: 430px; }
  .manifesto-inner { grid-template-columns: 1fr; }
  .memory-section, .labs-section, .company-grid, .principles-intro { grid-template-columns: 1fr; gap: 45px; }
  .principles-intro .eyebrow { grid-row: auto; }
  .principles-grid { grid-template-columns: repeat(2, 1fr); }
  .memory-copy, .company-copy { padding-top: 0; }
  .validation-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  :root { --shell: calc(100% - 28px); }
  h1 { font-size: clamp(3.6rem, 20vw, 5rem); }
  .hero { min-height: auto; padding-top: 58px; gap: 28px; }
  .hero-lede { font-size: 1.02rem; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .memory-object { min-height: 350px; margin-inline: -10px; }
  .module-board { height: 218px; padding: 18px 17px 0; }
  .module-head span:last-child { display: none; }
  .chip-grid { gap: 6px; margin-top: 19px; }
  .chip { height: 51px; }
  .module-foot { gap: 16px; font-size: .48rem; margin-top: 13px; }
  .contacts { left: 28px; right: 28px; }
  .object-note { font-size: .55rem; padding: 9px 11px; }
  .object-note-one { right: 0; top: 35px; }.object-note-two { bottom: 38px; }
  .manifesto-inner, .memory-section, .principles-section, .labs-section, .company-section, .contact-section { padding-block: 82px; }
  .manifesto-copy { font-size: 2rem; }
  .section-heading h2, .labs-intro h2, .company-section h2, .contact-section h2 { font-size: 3.15rem; }
  .validation-section { padding-block: 80px; }
  .validation-grid { grid-template-columns: 1fr; }
  .validation-grid article { min-height: 310px; }
  .principles-grid { grid-template-columns: 1fr; margin-top: 54px; }
  .principles-grid article { min-height: 220px; }
  .company-copy dl div { grid-template-columns: 105px 1fr; gap: 14px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-grid > p { text-align: left; }
}

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

.signup-form { max-width: 620px; margin: 36px auto 0; text-align: left; }
[hidden] { display: none !important; }
.signup-form > label { font-weight: 700; }
.signup-row { display: flex; gap: 10px; margin-top: 10px; }
.signup-row input { flex: 1; min-width: 0; border: 1px solid #777; background: white; padding: 14px; font: inherit; border-radius: 0; }
.signup-row button { border: 0; font-family: inherit; cursor: pointer; margin: 0; }
.signup-row button:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.signup-consent { display: flex; align-items: flex-start; gap: 12px; margin: 20px 0; font-size: 14px; line-height: 1.6; }
.signup-consent input { width: 18px; height: 18px; margin: 3px 0 0; flex-shrink: 0; accent-color: var(--ink); }
.signup-trap { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.contact-section .signup-status { font-size: 16px; margin: 14px 0; min-height: 26px; color: var(--ink); }
.contact-section .signup-status[data-error="true"] { color: #a32313; }
.contact-section .signup-privacy { font-size: 14px; margin: 16px 0 0; }
.signup-privacy a { text-decoration: underline; }
:focus-visible { outline: 3px solid #ae3927; outline-offset: 4px; }
@media(max-width:560px) { .signup-row { flex-direction: column; } .signup-row button { width: 100%; } }