:root {
  color-scheme: dark;
  --ink: #edf5ff;
  --muted: #90a1b6;
  --line: rgba(149, 173, 201, 0.16);
  --panel: rgba(13, 27, 45, 0.74);
  --blue: #4f7cff;
  --cyan: #48d7df;
  --lime: #a9ffba;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  background: #07111f;
  color: var(--ink);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background:
  radial-gradient(circle at 74% 11%, rgba(44, 94, 183, .24), transparent 31rem),
  radial-gradient(circle at 19% 29%, rgba(21, 147, 157, .1), transparent 24rem),
  #07111f; }
a { color: inherit; text-decoration: none; }

.site-header, footer { width: min(1180px, calc(100% - 40px)); margin: 0 auto; display: flex; align-items: center; }
.site-header { height: 86px; justify-content: space-between; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand > span:last-child { display: grid; }
.brand strong { font-size: 20px; letter-spacing: -.02em; }
.brand small { color: #7f91a7; font-size: 8px; font-weight: 700; letter-spacing: .18em; }
.brand-mark { position: relative; width: 34px; height: 34px; border: 1px solid rgba(86, 126, 255, .7); border-radius: 50%; display: block; box-shadow: 0 0 24px rgba(75, 117, 255, .25); }
.brand-mark i { position: absolute; width: 5px; height: 5px; background: #80a1ff; border-radius: 50%; box-shadow: 0 0 10px #6e93ff; }
.brand-mark i:nth-child(1) { left: 14px; top: 4px; }.brand-mark i:nth-child(2) { right: 4px; bottom: 8px; }.brand-mark i:nth-child(3) { left: 4px; bottom: 8px; }
.site-header nav { display: flex; gap: 30px; color: #a9b7c9; font-size: 14px; }
.site-header nav a:hover { color: white; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; border-radius: 12px; font-size: 14px; font-weight: 700; color: white; background: linear-gradient(135deg, #3158ef, #517fff); box-shadow: 0 12px 35px rgba(45, 81, 231, .25); }
.button:hover { filter: brightness(1.08); transform: translateY(-1px); }
.button-small { min-height: 40px; padding: 0 17px; font-size: 13px; }

.hero { width: min(1180px, calc(100% - 40px)); min-height: 680px; margin: 0 auto; display: grid; grid-template-columns: .92fr 1.08fr; gap: 70px; align-items: center; padding: 76px 0 90px; }
.status { display: inline-flex; align-items: center; gap: 9px; color: #a8bad0; background: rgba(12, 29, 49, .68); border: 1px solid var(--line); border-radius: 999px; padding: 8px 13px; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.status span { width: 7px; height: 7px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 12px var(--lime); }
.hero h1 { margin: 24px 0 22px; max-width: 650px; font-size: clamp(44px, 5.6vw, 76px); line-height: .98; letter-spacing: -.055em; }
.hero h1 em { font-style: normal; color: transparent; background: linear-gradient(105deg, #7c9aff, #55d7e0); background-clip: text; }
.hero-copy > p { max-width: 570px; margin: 0; color: #a8b7ca; font-size: 18px; line-height: 1.65; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 34px; }
.text-link { color: #bdc9d8; font-size: 14px; font-weight: 650; }.text-link span { margin-left: 5px; color: #7392ff; }
.trust-list { display: flex; flex-wrap: wrap; gap: 10px 24px; margin: 34px 0 0; padding: 0; list-style: none; color: #71859e; font-size: 12px; }
.trust-list li::before { content: "✓"; margin-right: 7px; color: #65d3c9; }

.system-card { position: relative; border: 1px solid rgba(111, 145, 190, .2); border-radius: 24px; padding: 22px; background: linear-gradient(145deg, rgba(19, 38, 63, .86), rgba(9, 23, 40, .82)); box-shadow: 0 35px 80px rgba(0, 0, 0, .3), inset 0 1px rgba(255,255,255,.04); overflow: hidden; }
.system-card::before { content: ""; position: absolute; width: 320px; height: 320px; right: -160px; top: -150px; background: #3f68ff; filter: blur(100px); opacity: .2; }
.card-top { position: relative; display: flex; justify-content: space-between; color: #70849c; font-size: 10px; font-weight: 800; letter-spacing: .15em; }
.card-top b { color: #7fcf9b; }.card-top b i { display: inline-block; width: 6px; height: 6px; margin-right: 6px; border-radius: 50%; background: #79ea9f; }
.core { position: relative; display: flex; align-items: center; gap: 18px; margin: 22px 0 16px; padding: 20px; border: 1px solid rgba(96, 130, 182, .2); border-radius: 17px; background: rgba(7, 19, 34, .56); }
.core small, .module-grid small { display: block; color: #6e84a0; font-size: 9px; font-weight: 800; letter-spacing: .14em; }
.core strong { display: block; margin-top: 4px; font-size: 23px; }.core p { margin: 4px 0 0; color: #7f92a8; font-size: 11px; }
.atom { position: relative; width: 58px; height: 58px; flex: 0 0 58px; border: 1px solid rgba(78, 119, 255, .55); border-radius: 50%; transform: rotate(-18deg); }
.atom::after { content: ""; position: absolute; inset: 10px -7px; border: 1px solid rgba(73, 211, 223, .4); border-radius: 50%; transform: rotate(62deg); }
.atom span { position: absolute; width: 9px; height: 9px; left: 24px; top: 24px; border-radius: 50%; background: white; box-shadow: 0 0 15px #7396ff; }
.atom i { position: absolute; width: 6px; height: 6px; border-radius: 50%; background: #7b9bff; }.atom i:nth-of-type(1) { top: 2px; left: 25px; }.atom i:nth-of-type(2) { right: 2px; bottom: 13px; }.atom i:nth-of-type(3) { left: 3px; bottom: 12px; }
.module-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.module-grid article { display: grid; grid-template-columns: 38px 1fr 7px; align-items: center; gap: 11px; min-height: 72px; padding: 13px; border: 1px solid rgba(102, 135, 177, .15); border-radius: 14px; background: rgba(11, 25, 43, .72); }
.module-grid article > i { width: 6px; height: 6px; border-radius: 50%; background: #66d19b; box-shadow: 0 0 9px #4fc98d; }
.module-icon { display: grid; place-items: center; width: 38px; height: 38px; color: #a9bdff; border-radius: 11px; background: rgba(63, 96, 207, .18); font-weight: 800; }
.module-grid strong { display: block; margin-top: 3px; font-size: 12px; }
.flow { display: flex; align-items: center; justify-content: center; gap: 9px; margin-top: 15px; color: #687d96; font-size: 9px; text-transform: uppercase; letter-spacing: .04em; }
.flow i { width: 24px; height: 1px; background: linear-gradient(90deg, #415776, #5593ff); }

.section { padding: 105px max(20px, calc((100% - 1180px) / 2)); background: #f2f6fb; color: #112037; }
.section-heading { max-width: 700px; }.section-heading > span, .eyebrow { color: #3761ed; font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.section h2, .architecture h2, .roadmap h2 { margin: 13px 0 15px; font-size: clamp(34px, 4vw, 52px); line-height: 1.06; letter-spacing: -.045em; }
.section-heading p, .architecture > div > p { color: #65758a; line-height: 1.65; }
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 48px; }
.features article { min-height: 238px; padding: 25px; border: 1px solid #dde5ef; border-radius: 17px; background: white; box-shadow: 0 12px 35px rgba(27, 52, 85, .04); }
.features b { color: #6481f3; font-size: 11px; }.features h3 { margin: 42px 0 11px; font-size: 20px; letter-spacing: -.025em; }.features p { margin: 0; color: #68788c; font-size: 14px; line-height: 1.6; }

.architecture { width: min(1180px, calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 90px; padding: 110px 0; }
.architecture > div > p { color: #8293aa; max-width: 490px; }
.architecture ol { margin: 0; padding: 0; list-style: none; }
.architecture li { display: grid; grid-template-columns: 50px 1fr; gap: 15px; padding: 22px 0; border-top: 1px solid var(--line); }.architecture li:last-child { border-bottom: 1px solid var(--line); }
.architecture li > span { color: #5978e4; font-size: 11px; font-weight: 800; }.architecture li strong { font-size: 17px; }.architecture li p { margin: 7px 0 0; color: #7e90a7; font-size: 14px; line-height: 1.5; }

.roadmap { width: min(1180px, calc(100% - 40px)); margin: 0 auto 80px; display: grid; grid-template-columns: 1fr .8fr auto; gap: 40px; align-items: center; padding: 42px; border-radius: 24px; color: #12213a; background: linear-gradient(130deg, #f7fbff, #dce7ff); }
.roadmap h2 { margin-bottom: 0; font-size: 34px; }.roadmap p { color: #5b6c83; font-size: 14px; line-height: 1.6; }.button-light { white-space: nowrap; }
footer { justify-content: space-between; min-height: 110px; border-top: 1px solid var(--line); color: #6f8299; font-size: 12px; } footer .brand { color: var(--ink); } footer > a:last-child { color: #a6b6c9; }

@media (max-width: 920px) {
  .site-header nav { display: none; }
  .hero, .architecture { grid-template-columns: 1fr; gap: 48px; }
  .hero { padding-top: 55px; }.hero-copy { text-align: center; }.hero-copy > p { margin-inline: auto; }.hero-actions, .trust-list { justify-content: center; }
  .features { grid-template-columns: 1fr 1fr; }
  .roadmap { grid-template-columns: 1fr; text-align: center; }.roadmap .button { justify-self: center; }
}

@media (max-width: 600px) {
  .site-header, footer, .hero, .architecture, .roadmap { width: min(100% - 28px, 1180px); }
  .site-header { height: 72px; }.site-header .button { padding: 0 12px; }.brand small { display: none; }
  .hero { padding: 48px 0 70px; min-height: 0; }.hero h1 { font-size: 44px; }.hero-copy > p { font-size: 16px; }
  .hero-actions { flex-direction: column; gap: 18px; }.hero-actions .button { width: 100%; }
  .system-card { padding: 15px; }.module-grid { grid-template-columns: 1fr; }.flow { display: none; }
  .section { padding: 78px 18px; }.features { grid-template-columns: 1fr; }.features article { min-height: 210px; }
  .architecture { padding: 78px 0; }.roadmap { margin-bottom: 45px; padding: 28px 20px; }
  footer { min-height: 140px; flex-wrap: wrap; gap: 15px; } footer p { order: 3; width: 100%; }
}