:root {
  --bg: #090b10;
  --bg-elevated: #0f1219;
  --surface: rgba(18, 22, 31, 0.78);
  --surface-solid: #12161f;
  --surface-soft: #171c27;
  --text: #f4f7fb;
  --muted: #a5adbb;
  --muted-2: #7c8698;
  --line: rgba(255, 255, 255, 0.11);
  --line-strong: rgba(255, 255, 255, 0.22);
  --accent: #a8ff78;
  --accent-2: #78ffd6;
  --accent-dark: #163d2b;
  --danger: #ff9f8f;
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 30px;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.34);
  --shell: min(1180px, calc(100% - 40px));
  --transition: 180ms ease;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 50% -10%, rgba(120, 255, 214, 0.055), transparent 34%),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  opacity: 0.28;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

a { color: inherit; text-decoration: none; }
button { font: inherit; }
svg { width: 1.1em; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

::selection { background: var(--accent); color: #07100b; }

.shell { width: var(--shell); margin-inline: auto; }

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1000;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--accent);
  color: #07100b;
  transform: translateY(-150%);
  transition: transform var(--transition);
}
.skip-link:focus { transform: translateY(0); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }

.ambient {
  position: fixed;
  z-index: -2;
  border-radius: 999px;
  filter: blur(120px);
  opacity: .12;
  pointer-events: none;
}
.ambient-one { width: 460px; height: 460px; top: 12%; right: -220px; background: var(--accent-2); }
.ambient-two { width: 380px; height: 380px; bottom: 8%; left: -220px; background: #7c8cff; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  background: rgba(9, 11, 16, .72);
  backdrop-filter: blur(18px);
  transition: border-color var(--transition), background var(--transition);
}
.site-header.is-scrolled { border-color: var(--line); background: rgba(9, 11, 16, .9); }

.nav-wrap { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: max-content; }
.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(255,255,255,.09), rgba(255,255,255,.025));
  font-size: 12px;
  font-weight: 800;
  letter-spacing: -.03em;
}
.brand-copy { display: grid; line-height: 1.2; }
.brand-copy strong { font-size: 14px; letter-spacing: -.01em; }
.brand-copy small { color: var(--muted-2); font-size: 11px; letter-spacing: .04em; text-transform: uppercase; }

.desktop-nav { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.desktop-nav a { color: var(--muted); font-size: 13px; transition: color var(--transition); }
.desktop-nav a:hover { color: var(--text); }

.header-actions { display: flex; align-items: center; gap: 12px; }
.language-switch { display: flex; padding: 4px; border: 1px solid var(--line); border-radius: 10px; background: rgba(255,255,255,.025); }
.language-button {
  min-width: 37px;
  min-height: 32px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: var(--muted-2);
  cursor: pointer;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .06em;
  transition: color var(--transition), background var(--transition);
}
.language-button:hover { color: var(--text); }
.language-button.is-active { background: var(--text); color: #090b10; }
.header-mail { display: inline-flex; align-items: center; gap: 8px; padding: 10px 14px; border: 1px solid var(--line); border-radius: 10px; color: var(--text); font-size: 12px; font-weight: 700; }
.header-mail:hover { border-color: var(--line-strong); background: rgba(255,255,255,.04); }

.service-network { border-top: 1px solid rgba(255,255,255,.055); }
.service-network-scroll { min-height: 38px; display: flex; align-items: center; gap: 18px; overflow-x: auto; scrollbar-width: none; }
.service-network-scroll::-webkit-scrollbar { display: none; }
.network-caption { flex: 0 0 auto; color: var(--muted-2); font-size: 9px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.network-link { flex: 0 0 auto; display: inline-flex; align-items: center; gap: 7px; color: var(--muted); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 10px; transition: color var(--transition); }
.network-link:hover { color: var(--text); }
.network-link i { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.network-link.is-current, .network-link.is-live { color: var(--accent); }
.network-link.is-restricted { color: #9da9ff; }
.network-link.is-development { color: var(--danger); cursor: not-allowed; opacity: .78; }

.hero { min-height: calc(100vh - 120px); display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(340px, .72fr); align-items: center; gap: clamp(40px, 7vw, 96px); padding-block: 82px 96px; }
.eyebrow, .section-index, .kicker, .mono { text-transform: uppercase; letter-spacing: .14em; font-size: 11px; font-weight: 750; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; margin: 0 0 25px; color: var(--muted); }
.status-dot { width: 8px; height: 8px; border-radius: 999px; background: var(--accent); box-shadow: 0 0 0 6px rgba(168,255,120,.1); }
.hero h1 { max-width: 810px; margin: 0; font-size: clamp(48px, 6.5vw, 91px); line-height: .97; letter-spacing: -.062em; font-weight: 670; text-wrap: balance; }
.hero-lead { max-width: 700px; margin: 31px 0 0; color: var(--muted); font-size: clamp(18px, 2vw, 22px); line-height: 1.48; text-wrap: pretty; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 0 20px; border-radius: 12px; font-size: 13px; font-weight: 760; transition: transform var(--transition), background var(--transition), border-color var(--transition); }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--accent); color: #07100b; }
.button-primary:hover { background: #bdff98; }
.button-secondary { border: 1px solid var(--line); background: rgba(255,255,255,.025); color: var(--text); }
.button-secondary:hover { border-color: var(--line-strong); background: rgba(255,255,255,.05); }

.hero-metrics { display: flex; gap: 0; margin: 58px 0 0; }
.hero-metrics div { min-width: 130px; padding-right: 30px; margin-right: 30px; border-right: 1px solid var(--line); }
.hero-metrics div:last-child { border: 0; margin: 0; padding: 0; }
.hero-metrics dt { font-size: 24px; line-height: 1; letter-spacing: -.04em; font-weight: 700; }
.hero-metrics dd { margin: 8px 0 0; color: var(--muted-2); font-size: 12px; }

.profile-card { position: relative; overflow: hidden; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(155deg, rgba(255,255,255,.075), rgba(255,255,255,.018)); box-shadow: var(--shadow); }
.profile-card::after { content: ""; position: absolute; inset: auto -30% -45% 15%; height: 300px; background: radial-gradient(circle, rgba(168,255,120,.1), transparent 65%); pointer-events: none; }
.profile-topline { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; color: var(--muted-2); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: .08em; }
.profile-state { display: inline-flex; align-items: center; gap: 7px; color: var(--accent); font-size: 10px; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; }
.profile-state::before { content: ""; width: 6px; height: 6px; border-radius: 999px; background: currentColor; }
.portrait { position: relative; min-height: 340px; display: grid; place-items: center; overflow: hidden; border: 1px solid var(--line); border-radius: 20px; background: #0b0f16; }
.portrait::before { content: ""; position: absolute; width: 220px; height: 220px; border: 1px solid rgba(168,255,120,.2); border-radius: 999px; box-shadow: 0 0 100px rgba(120,255,214,.1); }
.portrait::after { content: ""; position: absolute; width: 150px; height: 210px; border-radius: 80px 80px 35px 35px; background: linear-gradient(180deg, rgba(255,255,255,.16), rgba(255,255,255,.035)); filter: blur(.2px); }
.portrait-grid { position: absolute; inset: 0; opacity: .45; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 32px 32px; mask-image: radial-gradient(circle, black, transparent 75%); }
.portrait span { position: relative; z-index: 2; color: var(--text); font-size: 44px; font-weight: 740; letter-spacing: -.08em; }
.profile-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; padding: 23px 2px 0; }
.kicker { margin: 0 0 4px; color: var(--accent); }
.profile-heading h2 { margin: 0; font-size: 25px; letter-spacing: -.035em; }
.profile-code { color: var(--muted-2); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; }
.profile-summary { margin: 16px 2px 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.profile-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 20px; }
.profile-tags span { padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: 10px; font-weight: 700; letter-spacing: .04em; }

.section { padding-block: 120px; }
.section-heading { max-width: 830px; margin-bottom: 64px; }
.section-index { margin: 0 0 18px; color: var(--accent); }
.section-heading h2 { margin: 0; font-size: clamp(36px, 5vw, 64px); line-height: 1.08; letter-spacing: -.052em; font-weight: 620; text-wrap: balance; }
.split-heading { max-width: none; display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(260px, .6fr); align-items: end; gap: 80px; }
.split-heading > p { margin: 0 0 7px; color: var(--muted); font-size: 15px; }
.about-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(420px, 1.1fr); gap: 100px; }
.about-copy p { margin: 0 0 24px; color: var(--muted); font-size: 20px; line-height: 1.7; }
.capability-list { border-top: 1px solid var(--line); }
.capability-list article { display: grid; grid-template-columns: 54px 1fr; gap: 20px; padding: 27px 0; border-bottom: 1px solid var(--line); }
.capability-list article > span { color: var(--muted-2); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; }
.capability-list h3 { margin: -4px 0 7px; font-size: 18px; letter-spacing: -.025em; }
.capability-list p { margin: 0; color: var(--muted); font-size: 14px; }

.systems-section { border-block: 1px solid var(--line); background: rgba(255,255,255,.018); }
.system-list { border-top: 1px solid var(--line); }
.system-row { display: grid; grid-template-columns: 55px minmax(230px, 1fr) minmax(190px, .65fr) 100px 24px; align-items: center; gap: 20px; min-height: 116px; border-bottom: 1px solid var(--line); transition: background var(--transition), padding var(--transition); }
.system-row:hover { padding-inline: 16px; background: rgba(255,255,255,.028); }
.system-number, .system-url { color: var(--muted-2); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; }
.system-main { display: grid; }
.system-main strong { font-size: 21px; letter-spacing: -.03em; }
.system-main small { color: var(--muted); }
.live-badge { display: inline-flex; align-items: center; gap: 7px; width: max-content; color: var(--accent); font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.live-badge i { width: 6px; height: 6px; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 5px rgba(168,255,120,.08); }
.live-badge.is-current { color: var(--accent-2); }
.live-badge.is-restricted { color: #9da9ff; }
.live-badge.is-development { color: var(--danger); }
.system-row.is-disabled { color: var(--muted-2); cursor: not-allowed; }
.system-row.is-disabled:hover { padding-inline: 0; background: transparent; }
.system-row.is-disabled .system-main strong { color: var(--muted); }
.system-row > svg { justify-self: end; color: var(--muted); }

.project-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.project-card { min-height: 480px; display: flex; flex-direction: column; padding: 24px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); transition: transform var(--transition), border-color var(--transition); }
.project-card:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.project-featured { grid-column: 1 / -1; min-height: 620px; }
.project-meta { display: flex; align-items: center; justify-content: space-between; gap: 20px; color: var(--muted-2); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 10px; letter-spacing: .04em; }
.project-visual { position: relative; flex: 1; min-height: 330px; margin: 25px 0 30px; overflow: hidden; border: 1px solid var(--line); border-radius: 15px; background: #0a0d13; }
.izlek-visual { background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 40px 40px; }
.izlek-visual::before { content: ""; position: absolute; inset: 13% 8%; border-left: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.chart-line { position: absolute; left: 8%; right: 8%; height: 2px; transform-origin: left center; }
.line-a { top: 60%; background: linear-gradient(90deg, transparent, var(--accent), var(--accent-2)); transform: rotate(-10deg); box-shadow: 0 0 24px rgba(168,255,120,.25); }
.line-b { top: 48%; background: linear-gradient(90deg, transparent, rgba(124,140,255,.3), #9da9ff); transform: rotate(6deg); opacity: .7; }
.chart-node { position: absolute; width: 9px; height: 9px; border: 2px solid #0a0d13; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 5px rgba(168,255,120,.1); }
.node-a { left: 24%; top: 56%; }
.node-b { left: 54%; top: 41%; }
.node-c { right: 13%; top: 31%; }
.visual-label { position: absolute; right: 20px; bottom: 17px; color: var(--muted-2); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 9px; letter-spacing: .11em; }
.project-symbol { flex: 1; display: grid; place-items: center; min-height: 170px; margin-block: 20px; color: rgba(255,255,255,.11); font-size: 170px; line-height: 1; font-weight: 800; letter-spacing: -.09em; }
.project-content { display: flex; align-items: end; justify-content: space-between; gap: 34px; }
.project-content h3 { margin: 0 0 8px; font-size: 31px; letter-spacing: -.045em; }
.project-content p:not(.kicker) { max-width: 760px; margin: 0; color: var(--muted); font-size: 14px; }
.text-link { display: inline-flex; align-items: center; gap: 8px; min-width: max-content; color: var(--text); font-size: 12px; font-weight: 750; }
.text-link:hover { color: var(--accent); }
.project-note { max-width: 160px; color: var(--muted-2); font-size: 11px; text-align: right; }

.stack-section { border-block: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,.012), rgba(255,255,255,.026)); }
.stack-layout { display: grid; grid-template-columns: minmax(320px, .8fr) minmax(0, 1.2fr); gap: 100px; align-items: start; }
.stack-layout .section-heading { position: sticky; top: 130px; margin: 0; }
.stack-layout .section-heading h2 { font-size: clamp(36px, 4vw, 54px); }
.stack-groups { border-top: 1px solid var(--line); }
.stack-groups div { display: grid; grid-template-columns: 190px 1fr; gap: 25px; padding-block: 28px; border-bottom: 1px solid var(--line); }
.stack-groups h3 { margin: 0; font-size: 13px; }
.stack-groups p { margin: 0; color: var(--muted); font-size: 14px; }

.timeline { border-top: 1px solid var(--line); }
.timeline article { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 35px; padding: 33px 0; border-bottom: 1px solid var(--line); }
.timeline time { color: var(--muted-2); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; }
.timeline h3 { margin: -6px 0 2px; font-size: 20px; letter-spacing: -.025em; }
.timeline p { margin: 0 0 8px; color: var(--text); font-size: 13px; }
.timeline small { color: var(--muted); font-size: 13px; }

.contact-section { padding-block: 130px; background: var(--accent); color: #07100b; }
.contact-layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr); gap: 100px; align-items: end; }
.contact-section .section-index { color: rgba(7,16,11,.60); }
.contact-section h2 { max-width: 780px; margin: 0; font-size: clamp(42px, 6vw, 74px); line-height: 1.02; letter-spacing: -.057em; font-weight: 690; }
.contact-action { display: grid; justify-items: start; }
.contact-action p { margin: 0 0 15px; color: rgba(7,16,11,.66); font-size: 13px; }
.contact-action a { padding-bottom: 6px; border-bottom: 2px solid currentColor; font-size: clamp(24px, 3vw, 36px); line-height: 1.2; letter-spacing: -.04em; font-weight: 760; }
.contact-action span { margin-top: 14px; color: rgba(7,16,11,.60); font-size: 11px; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }

.site-footer { padding-block: 30px 35px; border-top: 1px solid var(--line); }
.footer-services { display: flex; flex-wrap: wrap; gap: 9px 18px; padding-bottom: 24px; margin-bottom: 30px; border-bottom: 1px solid var(--line); }
.footer-services a, .footer-services > span { color: var(--muted-2); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 10px; }
.footer-services a:hover { color: var(--accent); }
.footer-services > span { opacity: .7; }
.footer-layout { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 30px; color: var(--muted-2); font-size: 11px; }
.footer-layout > div { display: grid; }
.footer-layout strong { color: var(--text); font-size: 13px; }
.footer-layout p { margin: 0; }
.footer-layout > a { justify-self: end; color: var(--muted); }
.footer-layout > a:hover { color: var(--text); }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 650ms ease, transform 650ms ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 980px) {
  :root { --shell: min(100% - 32px, 760px); }
  .desktop-nav, .header-mail span { display: none; }
  .header-mail { width: 38px; height: 38px; justify-content: center; padding: 0; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-block: 70px 100px; }
  .hero-copy { padding-top: 30px; }
  .profile-card { max-width: 620px; }
  .about-grid, .stack-layout, .contact-layout { grid-template-columns: 1fr; gap: 55px; }
  .split-heading { grid-template-columns: 1fr; gap: 24px; }
  .stack-layout .section-heading { position: static; }
  .system-row { grid-template-columns: 44px 1fr auto 24px; }
  .system-url { display: none; }
  .project-grid { grid-template-columns: 1fr; }
  .project-featured { grid-column: auto; }
  .project-content { align-items: start; flex-direction: column; }
  .project-note { max-width: none; text-align: left; }
}

@media (max-width: 640px) {
  :root { --shell: calc(100% - 24px); }
  .site-header { position: relative; }
  .nav-wrap { min-height: 72px; }
  .service-network-scroll { min-height: 42px; gap: 15px; }
  .network-caption { position: sticky; left: 0; z-index: 1; padding-right: 8px; background: rgba(9, 11, 16, .96); }
  .brand-copy small { display: none; }
  .header-actions { gap: 8px; }
  .hero { padding-block: 52px 80px; gap: 52px; }
  .hero h1 { font-size: clamp(43px, 14vw, 62px); }
  .hero-lead { font-size: 17px; }
  .button { width: 100%; }
  .hero-metrics { justify-content: space-between; gap: 12px; }
  .hero-metrics div { min-width: 0; flex: 1; padding-right: 12px; margin-right: 12px; }
  .hero-metrics dt { font-size: 21px; }
  .portrait { min-height: 290px; }
  .section { padding-block: 85px; }
  .section-heading { margin-bottom: 46px; }
  .section-heading h2 { font-size: 37px; }
  .about-copy p { font-size: 17px; }
  .system-row { grid-template-columns: 32px 1fr 20px; gap: 12px; min-height: 105px; }
  .system-row .live-badge { display: none; }
  .system-main strong { font-size: 18px; }
  .system-main small { font-size: 11px; }
  .project-card { min-height: 440px; padding: 18px; }
  .project-featured { min-height: 570px; }
  .project-meta { align-items: start; flex-direction: column; gap: 4px; }
  .project-visual { min-height: 250px; }
  .project-symbol { font-size: 130px; }
  .stack-groups div { grid-template-columns: 1fr; gap: 8px; }
  .timeline article { grid-template-columns: 1fr; gap: 10px; }
  .contact-section { padding-block: 90px; }
  .contact-section h2 { font-size: 43px; }
  .contact-action a { font-size: 25px; }
  .footer-layout { grid-template-columns: 1fr auto; }
  .footer-layout p { display: none; }
}

@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; }
}