:root {
  --paper: #f3f1eb;
  --paper-soft: #ebe9e2;
  --ink: #20231f;
  --muted: #666b65;
  --line: rgba(32, 35, 31, .14);
  --moss: #466255;
  --mist: #cdd9d1;
  --white: #fbfaf6;
  --serif: Iowan Old Style, Baskerville, Georgia, serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; color: var(--ink); background: var(--paper); font-family: var(--sans); line-height: 1.55; }
a { color: inherit; }
.sr-only, .skip-link { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link:focus { z-index: 100; top: 1rem; left: 1rem; width: auto; height: auto; margin: 0; padding: .7rem 1rem; clip: auto; background: var(--white); }

.quiet-field { position: fixed; z-index: -1; inset: 0; overflow: hidden; pointer-events: none; }
.quiet-field span { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .45; }
.quiet-field span:nth-child(1) { top: -15vw; right: -10vw; width: 55vw; height: 55vw; background: #d5e0d8; }
.quiet-field span:nth-child(2) { top: 35vh; left: -25vw; width: 50vw; height: 50vw; background: #e2ddd1; }
.quiet-field span:nth-child(3) { bottom: -25vw; right: 12vw; width: 48vw; height: 48vw; background: #dce3dd; }

.site-header { position: fixed; z-index: 20; top: 0; left: 0; right: 0; display: flex; align-items: center; min-height: 74px; gap: 2rem; padding: 0 clamp(1.2rem, 4vw, 4.5rem); border-bottom: 1px solid transparent; transition: background .25s, border-color .25s; }
.site-header.scrolled { border-color: var(--line); background: rgba(243, 241, 235, .88); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: .7rem; font-size: .86rem; font-weight: 700; letter-spacing: .16em; text-decoration: none; }
.brand-mark { position: relative; display: grid; place-items: center; width: 28px; height: 28px; border: 1px solid var(--line); border-radius: 50%; }
.brand-mark i { width: 8px; height: 8px; border-radius: 50%; background: var(--moss); box-shadow: 0 0 0 5px rgba(70, 98, 85, .1); }
nav { display: flex; gap: clamp(1rem, 2.4vw, 2.6rem); margin-left: auto; }
nav a { color: var(--muted); font-size: .76rem; text-decoration: none; }
nav a:hover { color: var(--ink); }
.language select { max-width: 120px; padding: .45rem 1.65rem .45rem .65rem; color: var(--muted); background: transparent; border: 1px solid var(--line); border-radius: 999px; font: inherit; font-size: .7rem; }
.header-cta { padding: .65rem 1rem; color: var(--white); background: var(--ink); border-radius: 999px; font-size: .72rem; text-decoration: none; }

.hero { position: relative; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr); align-items: center; min-height: 100svh; gap: 4rem; padding: 9rem clamp(1.2rem, 7vw, 8rem) 6rem; }
.hero-copy { position: relative; z-index: 2; max-width: 780px; }
.eyebrow, .section-label { margin: 0 0 1.5rem; color: var(--moss); font-size: .69rem; font-weight: 600; letter-spacing: .15em; text-transform: uppercase; }
h1, h2, h3 { font-family: var(--serif); font-weight: 400; letter-spacing: -.045em; }
h1 { max-width: 760px; margin: 0; font-size: clamp(4.4rem, 9.5vw, 9.7rem); line-height: .86; }
.hero-lead { max-width: 650px; margin: 2.4rem 0 0; color: var(--muted); font-size: clamp(1.05rem, 1.5vw, 1.32rem); }
.hero-actions { display: flex; align-items: center; gap: 2rem; margin-top: 2.5rem; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 1.45rem; border-radius: 999px; text-decoration: none; transition: transform .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.primary { color: var(--white); background: var(--ink); }
.quiet-link { display: inline-flex; align-items: center; gap: .8rem; padding-bottom: .2rem; color: var(--muted); border-bottom: 1px solid var(--line); font-size: .8rem; text-decoration: none; }
.quiet-link b { font-weight: 400; }
.hero-note { position: absolute; right: clamp(1.2rem, 7vw, 8rem); bottom: 2rem; margin: 0; color: #81877f; font-family: var(--serif); font-size: 1rem; font-style: italic; }

.presence { position: relative; width: min(42vw, 620px); aspect-ratio: 1; justify-self: center; }
.presence-ring, .presence-core { position: absolute; top: 50%; left: 50%; border-radius: 50%; transform: translate(-50%, -50%); }
.presence-ring { border: 1px solid rgba(70, 98, 85, .16); animation: breathe 8s ease-in-out infinite; }
.ring-one { width: 72%; height: 72%; }
.ring-two { width: 94%; height: 94%; animation-delay: -3s; }
.presence-core { width: 42%; height: 42%; background: radial-gradient(circle at 35% 28%, #e9efea 0, #b7c9bd 48%, #6f8c7c 100%); box-shadow: 0 35px 100px rgba(70, 98, 85, .24), inset -20px -20px 45px rgba(40, 66, 51, .16); animation: float 7s ease-in-out infinite; }
.presence-core::after { content: ""; position: absolute; inset: 13%; border: 1px solid rgba(255,255,255,.45); border-radius: 50%; }
.memory-word { position: absolute; color: rgba(70, 98, 85, .5); font-family: var(--serif); font-size: .78rem; letter-spacing: .1em; }
.word-one { top: 15%; left: 7%; }.word-two { top: 30%; right: 1%; }.word-three { bottom: 13%; left: 19%; }
@keyframes breathe { 50% { opacity: .45; transform: translate(-50%, -50%) scale(1.035); } }
@keyframes float { 50% { transform: translate(-50%, calc(-50% - 9px)); } }

.statement { padding: clamp(7rem, 13vw, 13rem) clamp(1.2rem, 12vw, 14rem); border-top: 1px solid var(--line); }
.statement h2 { max-width: 1180px; margin: 0; font-size: clamp(3rem, 6.4vw, 7.1rem); line-height: 1; }
.statement > p:last-child { max-width: 720px; margin: 3rem 0 0 auto; color: var(--muted); font-size: clamp(1rem, 1.5vw, 1.25rem); }

.preserve-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.preserve-grid article { min-height: 390px; padding: clamp(1.5rem, 3.5vw, 4rem); border-right: 1px solid var(--line); }
.preserve-grid article:last-child { border-right: 0; }
.preserve-grid article > span { color: #92968f; font-size: .68rem; }
.preserve-grid h3 { margin: 8rem 0 1rem; font-size: clamp(2.2rem, 4vw, 4.3rem); line-height: .95; }
.preserve-grid p { max-width: 390px; margin: 0; color: var(--muted); }

.works { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(4rem, 10vw, 11rem); padding: clamp(7rem, 12vw, 12rem) clamp(1.2rem, 8vw, 9rem); }
.works h2, .real-product h2, .privacy h2, .final-cta h2 { margin: 0; font-size: clamp(3.2rem, 6vw, 6.5rem); line-height: .95; }
.works-intro > p:last-child { max-width: 600px; margin-top: 2.5rem; color: var(--muted); }
.flow { border-top: 1px solid var(--line); }
.flow > div { display: grid; grid-template-columns: 130px 1fr; gap: 1.5rem; padding: 1.6rem 0; border-bottom: 1px solid var(--line); }
.flow b { font-family: var(--serif); font-size: 1.55rem; font-weight: 400; }
.flow span { color: var(--muted); font-size: .88rem; }

.real-product { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(3rem, 8vw, 9rem); padding: clamp(7rem, 11vw, 11rem) clamp(1.2rem, 8vw, 9rem); color: #eff3ef; background: #222a25; }
.real-product .section-label { color: #9db2a5; }
.real-product ul { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.15); }
.real-product li { display: grid; grid-template-columns: 42px 1fr; gap: 1rem; padding: 1.35rem 0; border-bottom: 1px solid rgba(255,255,255,.15); }
.real-product li > span { color: #8da093; font-size: .67rem; }
.real-product b { font-family: var(--serif); font-size: clamp(1.4rem, 2.3vw, 2.3rem); font-weight: 400; }
.real-product p { margin: .35rem 0 0; color: #aeb9b1; font-size: .86rem; }

.privacy { display: grid; grid-template-columns: .7fr 1.3fr; align-items: center; gap: clamp(4rem, 10vw, 12rem); padding: clamp(7rem, 12vw, 12rem) clamp(1.2rem, 10vw, 12rem); }
.privacy-mark { position: relative; aspect-ratio: 1; max-width: 390px; width: 100%; border: 1px solid var(--line); border-radius: 50%; }
.privacy-mark::before, .privacy-mark::after, .privacy-mark span { content: ""; position: absolute; top: 50%; left: 50%; border-radius: 50%; transform: translate(-50%, -50%); }
.privacy-mark::before { width: 68%; height: 68%; border: 1px solid var(--line); }
.privacy-mark::after { width: 38%; height: 38%; background: var(--mist); }
.privacy-mark span { z-index: 1; width: 9px; height: 9px; background: var(--moss); }
.privacy > div:last-child > p:not(.section-label) { max-width: 690px; color: var(--muted); font-size: 1rem; }
.beta-truth { padding-top: 1.3rem; border-top: 1px solid var(--line); font-size: .78rem !important; }

.final-cta { min-height: 75vh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 7rem 1.2rem; text-align: center; border-top: 1px solid var(--line); }
.final-cta h2 { max-width: 900px; font-size: clamp(4rem, 9vw, 9rem); }
.final-cta > p:not(.section-label) { max-width: 580px; margin: 2rem auto; color: var(--muted); }
footer { display: flex; align-items: center; justify-content: space-between; gap: 2rem; min-height: 110px; padding: 2rem clamp(1.2rem, 4vw, 4.5rem); color: var(--muted); border-top: 1px solid var(--line); font-size: .76rem; }
footer p { margin: 0; font-family: var(--serif); font-style: italic; }
footer > div { display: flex; gap: 1.5rem; }
footer > div a { text-decoration: none; }

[dir="rtl"] body { text-align: right; }
[dir="rtl"] nav { margin-left: 0; margin-right: auto; }
[dir="rtl"] .statement > p:last-child { margin-left: 0; margin-right: auto; }
[dir="rtl"] .hero-note { right: auto; left: clamp(1.2rem, 7vw, 8rem); }

@media (max-width: 900px) {
  .site-header { min-height: 66px; gap: .8rem; }
  nav { display: none; }
  .language { margin-left: auto; }
  [dir="rtl"] .language { margin-left: 0; margin-right: auto; }
  .header-cta { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 8rem; }
  .presence { position: absolute; z-index: 0; right: -25vw; width: 78vw; opacity: .35; }
  .hero-note { left: 1.2rem; right: auto; }
  .preserve-grid { grid-template-columns: 1fr; }
  .preserve-grid article { min-height: 260px; border-right: 0; border-bottom: 1px solid var(--line); }
  .preserve-grid article:last-child { border-bottom: 0; }
  .preserve-grid h3 { margin-top: 4rem; }
  .works, .real-product, .privacy { grid-template-columns: 1fr; }
  .privacy-mark { max-width: 280px; }
}

@media (max-width: 560px) {
  .site-header { padding: 0 1rem; }
  .language select { max-width: 112px; }
  .hero { min-height: 94svh; padding-left: 1.2rem; padding-right: 1.2rem; }
  h1 { font-size: clamp(4rem, 19vw, 6rem); }
  html[lang="uk"] h1, html[lang="de"] h1, html[lang="pl"] h1 { font-size: clamp(3.2rem, 14.2vw, 4.5rem); overflow-wrap: anywhere; }
  html[lang="he"] h1 { font-size: clamp(3.6rem, 16vw, 5rem); }
  html[lang="zh-Hans"] h1 { font-size: clamp(3.7rem, 17vw, 5rem); line-height: 1.05; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 1.4rem; }
  .statement, .works, .real-product, .privacy { padding-left: 1.2rem; padding-right: 1.2rem; }
  .flow > div { grid-template-columns: 1fr; gap: .35rem; }
  footer { align-items: flex-start; flex-direction: column; }
}

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