:root {
  --bg: #040705;
  --bg-soft: #070b08;
  --panel: #0a100c;
  --panel-soft: #0c140f;
  --text: #edf5ef;
  --muted: #99a69d;
  --line: rgba(153, 184, 162, .16);
  --line-strong: rgba(83, 224, 136, .30);
  --green: #35e878;
  --green-soft: #a9f6c4;
  --magenta: #ef7fe6;
  --radius: 24px;
  --shadow: 0 30px 80px rgba(0,0,0,.32);
  --shell: min(1120px, calc(100% - 42px));
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; color-scheme: dark; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); line-height: 1.55; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img { display: block; max-width: 100%; }
.shell { width: var(--shell); margin-inline: auto; }
.narrow-shell { max-width: 920px; }
.sr-only { 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 { position: fixed; left: 18px; top: 16px; z-index: 1000; transform: translateY(-150%); padding: 10px 14px; border-radius: 10px; background: var(--green); color: #031006; font-weight: 800; }
.skip-link:focus { transform: none; }

.site-header { position: fixed; inset: 0 0 auto 0; z-index: 100; border-bottom: 1px solid transparent; transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease; }
.site-header.is-scrolled { background: rgba(4,7,5,.84); border-color: var(--line); backdrop-filter: blur(18px); }
.header-inner { height: 86px; display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 32px; }
.brand img { width: 146px; height: auto; }
.primary-nav { display: flex; gap: 28px; align-items: center; }
.primary-nav a { color: #b7c2ba; text-decoration: none; font-size: .91rem; transition: color .15s ease; }
.primary-nav a:hover { color: var(--text); }
.language-switch { display: flex; align-items: center; gap: 7px; color: #566159; font-size: .78rem; }
.lang-btn { border: 0; padding: 3px; background: none; color: #727e76; cursor: pointer; font: inherit; font-weight: 700; }
.lang-btn.is-active, .lang-btn:hover { color: var(--green); }
.nav-toggle { display: none; width: 42px; height: 42px; padding: 10px; border: 1px solid var(--line); border-radius: 12px; background: rgba(9,15,11,.72); }
.nav-toggle span:not(.sr-only) { display: block; width: 100%; height: 1px; margin: 5px 0; background: var(--text); }

.hero { position: relative; min-height: 870px; overflow: hidden; padding: 178px 0 92px; display: flex; align-items: center; border-bottom: 1px solid var(--line); background: radial-gradient(circle at 12% 16%, rgba(20,105,51,.19), transparent 37%), radial-gradient(circle at 88% 72%, rgba(129,32,118,.10), transparent 31%), linear-gradient(180deg,#050906 0%,#040705 100%); }
.hero-grid { position: absolute; inset: 0; opacity: .14; background-image: linear-gradient(rgba(92,126,102,.12) 1px,transparent 1px),linear-gradient(90deg,rgba(92,126,102,.12) 1px,transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(to bottom, black, transparent 92%); }
.hero-orb { position: absolute; width: 430px; height: 430px; border-radius: 50%; filter: blur(125px); opacity: .12; }
.hero-orb-a { left: -180px; top: 130px; background: var(--green); }
.hero-orb-b { right: -120px; bottom: 30px; background: var(--magenta); }
.hero-inner { position: relative; max-width: 920px; text-align: center; }
.eyebrow-row { display: inline-flex; align-items: center; gap: 11px; color: var(--green); font-size: .74rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.eyebrow.muted { color: #718078; font-weight: 650; }
.status-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--green); box-shadow: 0 0 15px rgba(53,232,120,.8); }
.hero-kicker { margin: 42px 0 12px; color: var(--green); font-size: clamp(1.05rem,1.7vw,1.35rem); font-weight: 760; }
.hero h1 { max-width: 900px; margin: 0 auto; font-size: clamp(3.2rem,6.15vw,6.1rem); line-height: .99; letter-spacing: -.064em; font-weight: 760; text-wrap: balance; }
.hero-copy { max-width: 650px; margin: 30px auto 0; color: #bcc7bf; font-size: clamp(1.04rem,1.45vw,1.22rem); line-height: 1.68; }
.hero-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 20px; border: 1px solid var(--line); border-radius: 999px; text-decoration: none; font-size: .91rem; font-weight: 760; transition: transform .15s ease,border-color .15s ease,background .15s ease,color .15s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { border-color: rgba(53,232,120,.68); background: var(--green); color: #031006; }
.button-primary:hover { background: #58ed8d; }
.button-quiet { background: rgba(11,18,13,.74); color: #dce6df; }
.button-quiet:hover { border-color: rgba(53,232,120,.38); }
.intent-line { max-width: 670px; margin: 92px auto 0; display: grid; grid-template-columns: 1fr 90px 1fr 90px 1fr; align-items: center; gap: 12px; }
.intent-line div { display: grid; gap: 3px; }
.intent-line span { color: #68756d; font-size: .7rem; letter-spacing: .10em; text-transform: uppercase; }
.intent-line strong { color: #dfe9e2; font-size: .96rem; font-weight: 700; }
.intent-line svg { width: 100%; fill: none; stroke: rgba(53,232,120,.45); stroke-width: 1.2; }

.section { padding: 124px 0; border-bottom: 1px solid var(--line); }
.section-manifest { background: #060a07; }
.section-services { background: #050806; }
.section-principles { background: #070b08; }
.section-infrastructure { background: #050806; }
.section-proof { background: #070b08; }
.section-contact { padding: 96px 0; background: #050806; }
.section-label { display: flex; align-items: center; gap: 15px; min-width: 150px; }
.section-label span { color: var(--green); font-size: .7rem; font-weight: 850; letter-spacing: .12em; }
.section-label p { margin: 0; color: #7f8b83; font-size: .72rem; font-weight: 790; letter-spacing: .12em; text-transform: uppercase; }
.section-label.inline { min-width: 0; }
.centered-label { justify-content: center; }
.compact-label { margin-bottom: 18px; }
.section-heading { max-width: 760px; margin-bottom: 52px; }
.section-heading.centered { margin-inline: auto; text-align: center; }
.section h2 { margin: 18px 0 0; font-size: clamp(2.25rem,4.2vw,4.25rem); line-height: 1.04; letter-spacing: -.052em; font-weight: 730; text-wrap: balance; }
.section-intro { margin: 20px 0 0; color: var(--muted); font-size: 1.06rem; }

.manifest-layout { display: grid; grid-template-columns: 180px minmax(0,760px); gap: 66px; align-items: start; justify-content: center; }
.manifest-copy { min-width: 0; }
.manifest-lead { margin: 0; font-size: clamp(2.15rem,4.1vw,4.2rem); line-height: 1.08; letter-spacing: -.048em; font-weight: 700; text-wrap: balance; }
.manifest-body { max-width: 670px; margin-top: 52px; color: #aeb9b1; font-size: 1.04rem; line-height: 1.8; }
.manifest-body p { margin: 0 0 24px; }
.manifest-highlight { margin: 38px 0 !important; padding: 25px 27px; border-left: 2px solid var(--green); background: linear-gradient(90deg,rgba(53,232,120,.07),transparent); color: #e6eee8; font-size: 1.12rem; }

.service-list { border-top: 1px solid var(--line); }
.service-row { display: grid; grid-template-columns: 52px minmax(210px,.7fr) minmax(0,1fr); gap: 32px; align-items: center; padding: 30px 0; border-bottom: 1px solid var(--line); }
.service-index { color: var(--green); font-size: .72rem; font-weight: 850; letter-spacing: .12em; }
.service-row h3 { margin: 0; font-size: 1.35rem; letter-spacing: -.025em; font-weight: 690; }
.service-row p { margin: 0; color: var(--muted); }

.principles-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: rgba(8,14,10,.62); }
.principle-card { min-height: 230px; padding: 28px; border-right: 1px solid var(--line); }
.principle-card:last-child { border-right: 0; }
.principle-number { color: rgba(53,232,120,.65); font-size: .72rem; font-weight: 820; letter-spacing: .12em; }
.principle-card h3 { margin: 62px 0 0; font-size: 1.24rem; line-height: 1.18; letter-spacing: -.025em; }
.principle-card p { margin: 14px 0 0; color: var(--muted); font-size: .94rem; }

.infrastructure-panel { padding: 42px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg,rgba(11,20,14,.95),rgba(7,11,8,.96)); box-shadow: var(--shadow); }
.infrastructure-copy { max-width: 820px; }
.infrastructure-copy h2 { margin-top: 0; }
.infrastructure-copy > p { max-width: 700px; margin: 20px 0 0; color: var(--muted); font-size: 1.04rem; }
.trust-row { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 28px; }
.trust-row span { padding: 8px 12px; border: 1px solid var(--line); border-radius: 999px; color: #b8c5bc; font-size: .82rem; }
.technical-details { margin-top: 36px; padding-top: 26px; border-top: 1px solid var(--line); }
.technical-details summary { width: fit-content; color: var(--green-soft); cursor: pointer; font-size: .9rem; font-weight: 760; }
.technical-details summary::marker { color: var(--green); }
.technical-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 28px; margin-top: 28px; }
.technical-grid strong { display: block; font-size: 1rem; }
.technical-grid p { margin: 9px 0 0; color: var(--muted); font-size: .91rem; }

.project-grid { display: grid; grid-template-columns: 1.15fr .85fr .85fr; gap: 14px; }
.project-card { min-height: 330px; display: flex; flex-direction: column; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(155deg,rgba(13,23,16,.88),rgba(7,11,8,.96)); }
.project-card-featured { border-color: rgba(53,232,120,.30); background: radial-gradient(circle at 90% 0%,rgba(53,232,120,.11),transparent 38%),linear-gradient(155deg,rgba(13,26,17,.94),rgba(7,11,8,.96)); }
.project-topline { display: flex; justify-content: space-between; align-items: center; gap: 14px; }
.project-state { color: var(--green); font-size: .68rem; font-weight: 820; letter-spacing: .11em; text-transform: uppercase; }
.project-type { color: #68746c; font-size: .72rem; }
.project-card h3 { margin: 42px 0 0; font-size: 1.5rem; line-height: 1.15; letter-spacing: -.03em; }
.project-summary { margin: 15px 0 0; color: #aeb9b1; }
.project-facts { margin: 27px 0 0; display: grid; gap: 18px; }
.project-facts div { display: grid; grid-template-columns: 78px 1fr; gap: 12px; }
.project-facts dt { color: #69756d; font-size: .69rem; font-weight: 790; letter-spacing: .09em; text-transform: uppercase; }
.project-facts dd { margin: 0; color: #d9e3dc; font-size: .92rem; }
.project-result { margin-top: auto; padding-top: 25px; display: flex; align-items: flex-end; justify-content: space-between; gap: 18px; border-top: 1px solid var(--line); }
.project-result span { color: #69756d; font-size: .69rem; font-weight: 790; letter-spacing: .09em; text-transform: uppercase; }
.project-result strong { color: var(--green-soft); font-size: .92rem; text-align: right; }
.project-link { margin-top: auto; padding-top: 26px; color: var(--green-soft); font-size: .88rem; text-decoration: none; }
.project-link:hover { color: var(--green); }

.contact-panel { display: grid; grid-template-columns: 1fr auto; gap: 54px; align-items: end; padding: 48px; border: 1px solid var(--line-strong); border-radius: var(--radius); background: radial-gradient(circle at 0% 100%,rgba(53,232,120,.11),transparent 35%),linear-gradient(145deg,#0a120d,#070b08); }
.contact-kicker { margin: 0 0 18px; color: var(--green); font-size: .78rem; font-weight: 820; letter-spacing: .10em; text-transform: uppercase; }
.contact-panel h2 { margin: 0; font-size: clamp(2.25rem,4vw,4.15rem); }
.contact-panel p:not(.contact-kicker) { max-width: 690px; margin: 18px 0 0; color: var(--muted); }
.availability { display: inline-block; margin-top: 21px; color: #cbd7ce; font-size: .9rem; }
.contact-actions { display: flex; gap: 10px; }

.site-footer { padding: 42px 0 82px; background: #030504; }
.footer-inner { display: grid; grid-template-columns: .8fr 1.4fr auto; gap: 38px; align-items: start; }
.footer-brand img { width: 116px; }
.footer-brand p { margin: 5px 0 0; color: #6f7b73; font-size: .78rem; }
.footer-meta { color: #6f7b73; font-size: .78rem; }
.footer-meta p { margin: 0 0 6px; }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; justify-content: flex-end; }
.footer-links a { color: #87938b; font-size: .78rem; text-decoration: none; }
.footer-links a:hover { color: var(--text); }

.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease,transform .7s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .principles-grid { grid-template-columns: repeat(2,1fr); }
  .principle-card { border-bottom: 1px solid var(--line); }
  .principle-card:nth-child(2) { border-right: 0; }
  .principle-card:nth-child(3), .principle-card:nth-child(4) { border-bottom: 0; }
  .project-grid { grid-template-columns: 1fr 1fr; }
  .project-card-featured { grid-column: 1 / -1; }
  .contact-panel { grid-template-columns: 1fr; align-items: start; }
  .technical-grid { grid-template-columns: 1fr; gap: 20px; }
}

@media (max-width: 760px) {
  :root { --shell: min(100% - 30px,1120px); }
  .header-inner { height: 72px; grid-template-columns: 1fr auto auto; gap: 14px; }
  .brand img { width: 118px; }
  .nav-toggle { display: block; order: 2; }
  .language-switch { order: 3; }
  .primary-nav { position: absolute; left: 15px; right: 15px; top: 66px; display: grid; gap: 0; padding: 8px; border: 1px solid var(--line); border-radius: 15px; background: rgba(7,12,8,.96); backdrop-filter: blur(18px); opacity: 0; pointer-events: none; transform: translateY(-8px); transition: opacity .18s ease,transform .18s ease; }
  .primary-nav.is-open { opacity: 1; pointer-events: auto; transform: none; }
  .primary-nav a { padding: 13px 12px; border-radius: 10px; }
  .primary-nav a:hover { background: rgba(53,232,120,.06); }
  .hero { min-height: auto; padding: 132px 0 60px; }
  .hero h1 { font-size: clamp(3rem,13vw,5.1rem); }
  .hero-copy { margin-top: 24px; }
  .intent-line { margin-top: 62px; grid-template-columns: 1fr 40px 1fr 40px 1fr; gap: 7px; }
  .section { padding: 88px 0; }
  .manifest-layout { grid-template-columns: 1fr; gap: 36px; }
  .manifest-lead { font-size: clamp(2.35rem,10vw,3.7rem); }
  .service-row { grid-template-columns: 40px 1fr; gap: 16px; }
  .service-row p { grid-column: 2; }
  .principles-grid { grid-template-columns: 1fr; }
  .principle-card { min-height: 0; border-right: 0; border-bottom: 1px solid var(--line) !important; }
  .principle-card:last-child { border-bottom: 0 !important; }
  .principle-card h3 { margin-top: 40px; }
  .infrastructure-panel { padding: 28px; }
  .project-grid { grid-template-columns: 1fr; }
  .project-card-featured { grid-column: auto; }
  .contact-panel { padding: 30px; }
  .contact-actions { display: grid; grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
}

@media (max-width: 470px) {
  .eyebrow.muted { display: none; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .intent-line { grid-template-columns: 1fr; gap: 13px; }
  .intent-line svg { width: 44px; height: 18px; margin: 0 auto; transform: rotate(90deg); }
  .section h2 { font-size: clamp(2.18rem,10.5vw,3.1rem); }
  .project-card, .infrastructure-panel { padding: 24px; }
  .contact-panel h2 { font-size: 2.55rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}

/* V4 brand system --------------------------------------------------------- */
:root {
  --bg: #040708;
  --bg-soft: #060a0b;
  --panel: #08100d;
  --panel-soft: #0a1510;
  --text: #f0f3f0;
  --muted: #98a39c;
  --line: rgba(155, 185, 167, .15);
  --line-strong: rgba(74, 198, 107, .29);
  --green: #48c96b;
  --green-soft: #a9e8a3;
  --green-bright: #91df69;
  --green-deep: #0f4d3c;
  --violet: #8b7cf6;
}

body {
  background: #040708;
}

.brand img {
  width: 190px;
  max-height: 50px;
}

.hero {
  min-height: 980px;
  padding-top: 128px;
  background:
    radial-gradient(circle at 50% 38%, rgba(29, 131, 71, .13), transparent 31%),
    radial-gradient(circle at 12% 20%, rgba(10, 93, 66, .12), transparent 34%),
    radial-gradient(circle at 92% 75%, rgba(87, 74, 166, .055), transparent 28%),
    linear-gradient(180deg, #05090b 0%, #040708 100%);
}

.hero-grid {
  opacity: .095;
  background-size: 82px 82px;
}

.hero-inner {
  max-width: 980px;
}

.hero-brand {
  position: relative;
  z-index: 2;
  width: min(620px, 88vw);
  margin: 0 auto 50px;
}

.hero-brand img {
  width: 100%;
  filter: drop-shadow(0 28px 42px rgba(0, 0, 0, .34));
}

.hero-brand-glow {
  position: absolute;
  z-index: 1;
  left: 50%;
  top: 445px;
  width: 260px;
  height: 34px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: rgba(49, 196, 100, .28);
  filter: blur(24px);
  opacity: .55;
  pointer-events: none;
}

.hero h1 {
  max-width: 790px;
  font-size: clamp(2.65rem, 4.8vw, 4.75rem);
  line-height: 1.04;
  letter-spacing: -.052em;
  font-weight: 690;
}

.hero-copy {
  max-width: 610px;
  margin-top: 25px;
}

.hero-actions {
  margin-top: 33px;
}

.intent-line {
  margin-top: 74px;
}

.button-primary {
  border-color: rgba(80, 198, 104, .72);
  background: linear-gradient(135deg, #75d766, #35b663);
  color: #021008;
  box-shadow: 0 12px 32px rgba(31, 156, 76, .12);
}

.button-primary:hover {
  background: linear-gradient(135deg, #8be273, #43c66b);
}

.section-label span,
.lang-btn.is-active,
.lang-btn:hover,
.project-state,
.contact-kicker {
  color: var(--green);
}

.principles-grid,
.infrastructure-panel,
.project-card,
.contact-panel {
  box-shadow: 0 28px 78px rgba(0, 0, 0, .25);
}

.footer-brand img {
  width: 168px;
  max-height: 44px;
}

@media (max-width: 760px) {
  .brand img { width: 146px; }
  .hero { padding-top: 108px; }
  .hero-brand { width: min(540px, 96vw); margin-bottom: 34px; }
  .hero-brand-glow { top: 350px; width: 190px; }
  .hero h1 { font-size: clamp(2.55rem, 11vw, 4.25rem); }
}

@media (max-width: 470px) {
  .hero { padding-top: 96px; }
  .hero-brand { width: 108%; margin-left: -4%; margin-bottom: 18px; }
  .hero-brand-glow { top: 300px; width: 150px; }
}


/* Production utility pages ----------------------------------------------- */
.utility-page {
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% 12%, rgba(20, 105, 51, .16), transparent 34%),
    linear-gradient(180deg, #05090b 0%, #040708 100%);
}
.utility-header {
  position: static;
  border-bottom: 1px solid var(--line);
  background: rgba(4, 7, 8, .92);
}
.utility-main {
  width: min(780px, calc(100% - 34px));
  margin: 0 auto;
  padding: 96px 0 120px;
}
.utility-kicker {
  margin: 0 0 18px;
  color: var(--green);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.utility-main h1 {
  margin: 0;
  font-size: clamp(2.7rem, 7vw, 5.4rem);
  line-height: 1;
  letter-spacing: -.055em;
}
.utility-main h2 {
  margin: 50px 0 14px;
  font-size: 1.25rem;
  letter-spacing: -.02em;
}
.utility-main p,
.utility-main li,
.utility-main address {
  color: #aeb9b1;
  font-style: normal;
  line-height: 1.8;
}
.utility-main a { color: var(--green-soft); }
.utility-main .utility-lead {
  margin: 26px 0 0;
  color: #dce5df;
  font-size: 1.08rem;
}
.utility-note {
  margin-top: 42px;
  padding: 22px 24px;
  border-left: 2px solid var(--green);
  background: linear-gradient(90deg, rgba(72, 201, 107, .07), transparent);
}
.utility-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 38px; }
.error-code {
  color: rgba(72, 201, 107, .35);
  font-size: clamp(5rem, 24vw, 14rem);
  font-weight: 750;
  letter-spacing: -.08em;
  line-height: .8;
}
@media (max-width: 760px) {
  .utility-main { padding-top: 72px; }
}

.utility-header .header-inner { grid-template-columns: 1fr auto; }
.utility-header .primary-nav { position: static; display: flex; opacity: 1; pointer-events: auto; transform: none; padding: 0; border: 0; background: none; backdrop-filter: none; }
@media (max-width: 760px) {
  .utility-header .primary-nav { display: none; }
}