:root {
  color-scheme: dark;
  --bg: #07090b;
  --bg-soft: #101417;
  --bg-panel: #151a1d;
  --text: #f5f1ea;
  --muted: #aaa79f;
  --line: rgba(245, 241, 234, 0.16);
  --line-strong: rgba(245, 241, 234, 0.28);
  --cyan: #45d7ef;
  --gold: #d6a95c;
  --green: #9ccdb3;
  --surface: rgba(245, 241, 234, 0.06);
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.42);
  --max: 1180px;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 48px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font, "Inter", sans-serif);
  position: relative;
}

body::before {
  background-image:
    radial-gradient(circle at 16% 18%, rgba(69, 215, 239, 0.12), transparent 28%),
    radial-gradient(circle at 86% 12%, rgba(214, 169, 92, 0.11), transparent 30%),
    radial-gradient(circle at 50% 74%, rgba(156, 205, 179, 0.07), transparent 36%),
    linear-gradient(rgba(245, 241, 234, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 241, 234, 0.045) 1px, transparent 1px),
    radial-gradient(circle, rgba(255, 255, 255, 0.34) 0 1px, transparent 1.5px),
    radial-gradient(circle, rgba(69, 215, 239, 0.3) 0 1px, transparent 1.6px),
    radial-gradient(circle, rgba(214, 169, 92, 0.32) 0 1px, transparent 1.4px);
  background-position: center, center, center, 0 0, 0 0, 0 0, 38px 62px, 92px 18px;
  background-size: auto, auto, auto, 52px 52px, 52px 52px, 180px 180px, 260px 260px, 330px 330px;
  content: "";
  inset: 0;
  opacity: 1;
  pointer-events: none;
  position: fixed;
  z-index: 0;
}

body::after {
  border: 1px solid rgba(214, 169, 92, 0.12);
  border-radius: 50%;
  content: "";
  height: 640px;
  left: 50%;
  pointer-events: none;
  position: fixed;
  top: -420px;
  transform: translateX(-50%) rotate(8deg);
  width: min(1300px, 120vw);
  z-index: 0;
}

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

body::selection {
  background: var(--cyan);
  color: #061015;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  align-items: center;
  backdrop-filter: blur(18px);
  background: rgba(7, 9, 11, 0.62);
  border: 1px solid var(--line);
  border-radius: 999px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  left: 50%;
  max-width: min(var(--max), calc(100% - 32px));
  padding: 10px 12px 10px 18px;
  position: fixed;
  top: 18px;
  transform: translateX(-50%);
  transition: background 220ms ease, border-color 220ms ease, transform 220ms ease;
  width: 100%;
  z-index: 30;
}

.site-header.is-scrolled {
  background: rgba(7, 9, 11, 0.86);
  border-color: var(--line-strong);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.32);
}

.brand,
.nav-cta,
.nav-links {
  align-items: center;
  display: flex;
}

.brand {
  height: 48px;
  min-width: 220px;
}

.brand img {
  height: 42px;
  max-width: 225px;
  object-fit: contain;
  object-position: left center;
}

.nav-links {
  gap: 4px;
  justify-content: center;
}

.nav-links a {
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 10px 13px;
  transition: background 180ms ease, color 180ms ease;
}

.nav-links a:hover {
  background: rgba(245, 241, 234, 0.08);
  color: var(--text);
}

.nav-cta {
  background: var(--text);
  border-radius: 999px;
  color: #080b0d;
  font-size: 0.84rem;
  font-weight: 700;
  justify-self: end;
  min-height: 40px;
  padding: 0 18px;
}

.hero {
  background:
    radial-gradient(circle at 78% 42%, rgba(69, 215, 239, 0.1), transparent 28%),
    radial-gradient(circle at 84% 18%, rgba(214, 169, 92, 0.08), transparent 20%),
    #07090b;
  min-height: auto;
  overflow: hidden;
  padding: 132px 24px 34px;
  position: relative;
}

.hero::after {
  background: linear-gradient(180deg, transparent 0%, rgba(7, 9, 11, 0.28) 58%, #07090b 100%);
  bottom: 0;
  content: "";
  height: 150px;
  left: 0;
  pointer-events: none;
  position: absolute;
  right: 0;
  z-index: 0;
}

.hero-overlay {
  inset: 0;
  position: absolute;
  z-index: 0;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(7, 9, 11, 0.96) 0%, rgba(7, 9, 11, 0.72) 48%, rgba(7, 9, 11, 0.36) 100%),
    linear-gradient(180deg, rgba(7, 9, 11, 0.08) 0%, rgba(7, 9, 11, 0.1) 64%, #07090b 100%),
    linear-gradient(90deg, rgba(69, 215, 239, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(69, 215, 239, 0.06) 1px, transparent 1px);
  background-size: auto, auto, 82px 82px, 82px 82px;
}

.hero-overlay::before,
.hero-overlay::after {
  content: "";
  pointer-events: none;
  position: absolute;
}

.hero-overlay::before {
  border: 1px solid rgba(69, 215, 239, 0.12);
  border-left-color: transparent;
  border-right-color: transparent;
  border-radius: 50%;
  height: 580px;
  right: -80px;
  top: 118px;
  transform: rotate(-17deg);
  width: 820px;
}

.hero-overlay::after {
  animation: telemetry-pulse 8.4s steps(4, end) infinite;
  background:
    radial-gradient(circle, rgba(69, 215, 239, 0.4) 0 1.1px, transparent 1.8px),
    radial-gradient(circle, rgba(214, 169, 92, 0.24) 0 1px, transparent 1.7px);
  background-position: 0 0, 88px 58px;
  background-size: 240px 180px, 330px 250px;
  height: 420px;
  opacity: 0.24;
  right: 4%;
  top: 18%;
  width: min(48vw, 620px);
}

.hero-inner {
  margin: 0 auto;
  max-width: var(--max);
  position: relative;
  z-index: 2;
}

@keyframes telemetry-pulse {
  0%,
  100% {
    opacity: 0.18;
  }

  25% {
    opacity: 0.3;
  }

  50% {
    opacity: 0.22;
  }

  75% {
    opacity: 0.34;
  }
}

.eyebrow,
.section-kicker {
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  margin: 0 0 18px;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(3.1rem, 5.55vw, 5.85rem);
  letter-spacing: 0;
  line-height: 0.94;
  margin-bottom: 24px;
  max-width: 780px;
}

.hero-copy {
  color: rgba(245, 241, 234, 0.78);
  font-size: clamp(1.08rem, 1.45vw, 1.24rem);
  line-height: 1.58;
  margin-bottom: 34px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  align-items: center;
  border-radius: 999px;
  display: inline-flex;
  font-size: 0.95rem;
  font-weight: 800;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--text);
  color: #07090b;
}

.button-secondary {
  border: 1px solid var(--line-strong);
  color: var(--text);
}

.button-secondary:hover {
  background: rgba(245, 241, 234, 0.08);
}

.hero-metrics {
  backdrop-filter: blur(16px);
  border: 1px solid rgba(214, 169, 92, 0.24);
  border-radius: 8px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 32px auto 0;
  max-width: var(--max);
  position: relative;
  z-index: 1;
}

.hero-metrics article {
  background: rgba(7, 9, 11, 0.54);
  min-height: 178px;
  padding: 26px;
}

.hero-metrics article + article {
  border-left: 1px solid var(--line);
}

.hero-metrics span,
.timeline span,
.card-index {
  color: var(--cyan);
  display: block;
  font-size: 0.78rem;
  font-weight: 800;
  margin-bottom: 24px;
}

.hero-metrics strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 10px;
}

.solution-card p,
.timeline p,
.trust-list p,
.about-principles p {
  color: var(--muted);
  line-height: 1.58;
}

.section {
  padding: 60px 24px;
}

.section-grid,
.section-heading,
.about-shell,
.principles-block,
.solution-grid,
.timeline,
.trust-panel,
.site-footer {
  margin-left: auto;
  margin-right: auto;
  max-width: var(--max);
}

.section-grid {
  display: grid;
  gap: 70px;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
}

h2 {
  font-size: clamp(2.2rem, 4.5vw, 5.2rem);
  letter-spacing: 0;
  line-height: 0.98;
  margin-bottom: 0;
}

.about {
  overflow: hidden;
  padding-top: 34px;
  position: relative;
}

.about::before {
  background:
    linear-gradient(180deg, rgba(7, 9, 11, 0.72) 0%, rgba(7, 9, 11, 0.24) 18%, transparent 36%),
    linear-gradient(90deg, rgba(69, 215, 239, 0.12) 1px, transparent 1px),
    linear-gradient(rgba(69, 215, 239, 0.08) 1px, transparent 1px);
  background-size: auto, 78px 78px, 78px 78px;
  content: "";
  display: block;
  inset: 0;
  mask-image: linear-gradient(180deg, transparent, #000 18%, #000 82%, transparent);
  opacity: 0.35;
  pointer-events: none;
  position: absolute;
}

.about-shell {
  display: grid;
  gap: 34px 52px;
  grid-template-areas:
    "copy visual"
    "stats stats";
  grid-template-columns: minmax(0, 0.96fr) minmax(320px, 0.82fr);
  position: relative;
  z-index: 1;
}

.about-copy {
  grid-area: copy;
  max-width: 640px;
}

.about-copy .section-kicker {
  color: var(--cyan);
  margin-bottom: 18px;
}

.about-copy h2 {
  font-size: clamp(2.35rem, 4.35vw, 4.35rem);
  line-height: 0.98;
  margin-bottom: 22px;
}

.about-copy h2 span {
  color: var(--cyan);
}

.about-rule {
  background: linear-gradient(90deg, var(--cyan), rgba(69, 215, 239, 0));
  display: block;
  height: 2px;
  margin-bottom: 28px;
  width: 84px;
}

.about-copy p:not(.section-kicker) {
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.7;
  margin-bottom: 18px;
}

.about-copy p:last-child {
  margin-bottom: 0;
}

.about-visual {
  align-self: stretch;
  grid-area: visual;
  min-height: 340px;
  position: relative;
}

.about-visual::before,
.about-visual::after {
  content: "";
  left: 50%;
  pointer-events: none;
  position: absolute;
  transform: translateX(-50%);
}

.about-visual::before {
  background:
    radial-gradient(circle, rgba(69, 215, 239, 0.65) 0 2px, transparent 3px),
    linear-gradient(90deg, transparent, rgba(69, 215, 239, 0.28), transparent);
  background-size: 42px 42px, 100% 1px;
  border: 1px solid rgba(69, 215, 239, 0.26);
  bottom: 28px;
  height: 176px;
  transform: translateX(-50%) rotateX(62deg) rotateZ(45deg);
  width: 176px;
}

.about-visual::after {
  background: linear-gradient(rgba(69, 215, 239, 0.6), rgba(69, 215, 239, 0));
  box-shadow:
    -86px 32px 0 rgba(69, 215, 239, 0.18),
    86px 52px 0 rgba(214, 169, 92, 0.16);
  height: 210px;
  opacity: 0.7;
  top: 10px;
  width: 1px;
}

.holo-stack {
  bottom: 82px;
  height: 210px;
  left: 50%;
  position: absolute;
  transform: translateX(-50%);
  width: 280px;
}

.holo-stack span {
  border: 1.5px solid rgba(69, 215, 239, 0.72);
  box-shadow:
    0 0 26px rgba(69, 215, 239, 0.28),
    inset 0 0 28px rgba(69, 215, 239, 0.08);
  height: 118px;
  left: 50%;
  position: absolute;
  transform: translateX(-50%) rotateX(62deg) rotateZ(45deg);
  width: 118px;
}

.holo-stack span:nth-child(1) {
  bottom: 0;
  height: 190px;
  width: 190px;
}

.holo-stack span:nth-child(2) {
  bottom: 46px;
  height: 146px;
  width: 146px;
}

.holo-stack span:nth-child(3) {
  bottom: 88px;
}

.about-stats {
  display: grid;
  gap: 12px;
  grid-area: stats;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.about-stats article {
  align-items: center;
  background: rgba(8, 12, 15, 0.78);
  border: 1px solid rgba(69, 215, 239, 0.24);
  border-radius: 8px;
  display: grid;
  gap: 18px;
  grid-template-columns: auto minmax(0, 1fr);
  min-height: 148px;
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.about-stats article::before {
  background: linear-gradient(90deg, rgba(69, 215, 239, 0.72), rgba(214, 169, 92, 0));
  content: "";
  height: 2px;
  left: 0;
  opacity: 0.65;
  position: absolute;
  right: 0;
  top: 0;
}

.stat-icon {
  align-items: center;
  background: rgba(69, 215, 239, 0.08);
  border: 1px solid rgba(69, 215, 239, 0.22);
  border-radius: 50%;
  color: var(--cyan);
  display: inline-flex;
  font-size: 1.35rem;
  height: 58px;
  justify-content: center;
  line-height: 1;
  width: 58px;
}

.about-stats div {
  min-width: 0;
}

.about-stats strong {
  color: var(--cyan);
  display: block;
  font-size: clamp(2rem, 3vw, 2.85rem);
  letter-spacing: 0;
  line-height: 0.92;
}

.about-stats sup {
  font-size: 0.42em;
  margin-left: 2px;
  position: relative;
  top: -0.1em;
}

.about-stats div > span {
  color: var(--text);
  display: block;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  margin-top: 10px;
  text-transform: uppercase;
}

.about-stats p {
  color: var(--muted);
  line-height: 1.45;
  margin: 10px 0 0;
}

.principles-block {
  border-top: 1px solid rgba(245, 241, 234, 0.12);
  margin-top: 54px;
  padding-top: 44px;
  position: relative;
  z-index: 1;
}

.principles-heading {
  align-items: end;
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr) auto;
  margin-bottom: 34px;
}

.principles-heading::after {
  background: linear-gradient(90deg, rgba(69, 215, 239, 0), var(--cyan));
  content: "";
  display: block;
  height: 2px;
  width: 86px;
}

.principles-heading .section-kicker {
  color: var(--cyan);
  margin-bottom: 14px;
}

.principles-heading h2 {
  font-size: clamp(1.85rem, 3vw, 2.65rem);
}

.about-principles {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(3, 1fr);
  position: relative;
}

.about-principles article {
  min-height: 188px;
  padding-right: 28px;
  position: relative;
}

.about-principles article:not(:last-child)::after {
  background: linear-gradient(90deg, rgba(69, 215, 239, 0.5), rgba(69, 215, 239, 0));
  content: "";
  height: 1px;
  left: 118px;
  position: absolute;
  right: -18px;
  top: 57px;
}

.principle-index {
  color: var(--cyan);
  display: block;
  font-size: 1.38rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 14px;
}

.principle-icon {
  align-items: center;
  background:
    radial-gradient(circle, rgba(69, 215, 239, 0.18), rgba(69, 215, 239, 0.04) 62%, transparent 63%),
    rgba(7, 9, 11, 0.72);
  border: 1px solid rgba(69, 215, 239, 0.24);
  border-radius: 50%;
  box-shadow: 0 0 0 10px rgba(69, 215, 239, 0.035);
  color: var(--cyan);
  display: flex;
  font-size: 2rem;
  height: 76px;
  justify-content: center;
  line-height: 1;
  margin-bottom: 22px;
  width: 76px;
}

.about-principles h3 {
  font-size: 1.1rem;
  letter-spacing: 0;
  line-height: 1.15;
  margin-bottom: 12px;
}

.about-principles p {
  color: var(--muted);
  line-height: 1.58;
  margin-bottom: 0;
}

.solutions {
  color: var(--text);
  overflow: hidden;
  position: relative;
}

.solutions .section-kicker,
.solutions .card-index {
  color: var(--cyan);
}

.solutions h2 {
  font-size: clamp(2.6rem, 5.1vw, 5rem);
  max-width: 880px;
}

.section-heading {
  margin-bottom: 36px;
}

.solution-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, 1fr);
}

.solution-card {
  background: rgba(13, 17, 19, 0.82);
  border: 2px solid rgba(245, 241, 234, 0.14);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 292px;
  overflow: hidden;
  padding: 30px;
  position: relative;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease;
}

.solution-card::before {
  background: linear-gradient(90deg, var(--cyan), var(--gold));
  content: "";
  height: 3px;
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 260ms ease;
}

.solution-card:hover {
  background: rgba(18, 23, 26, 0.92);
  border-color: rgba(69, 215, 239, 0.42);
  box-shadow: 0 22px 55px rgba(0, 0, 0, 0.22);
  transform: translateY(-4px);
}

.solution-card:hover::before {
  transform: scaleX(1);
}

.solution-card h3,
.timeline h3,
.trust-list h3 {
  font-size: 1.25rem;
  letter-spacing: 0;
  line-height: 1.18;
  margin-bottom: 16px;
}

.solution-card p {
  color: var(--muted);
  line-height: 1.66;
  margin-bottom: 0;
}

.solution-card .card-index {
  font-family: "Inter", system-ui, sans-serif;
  margin-bottom: 28px;
}

.card-arrow {
  align-items: center;
  border: 1.5px solid rgba(245, 241, 234, 0.18);
  border-radius: 50%;
  color: rgba(245, 241, 234, 0.44);
  display: inline-flex;
  font-size: 1rem;
  height: 38px;
  justify-content: center;
  margin-top: 34px;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease;
  width: 38px;
}

.solution-card:hover .card-arrow {
  background: rgba(69, 215, 239, 0.1);
  border-color: rgba(69, 215, 239, 0.52);
  color: var(--cyan);
}

.process {
  color: var(--text);
  overflow: hidden;
  position: relative;
}

.process::before {
  content: "";
  display: none;
  inset: 0;
  pointer-events: none;
  position: absolute;
}

.process .section-kicker,
.process .timeline span {
  color: var(--cyan);
}

.compact h2 {
  font-size: clamp(3rem, 6vw, 6rem);
  line-height: 0.96;
  max-width: 920px;
}

.compact h2 span {
  color: var(--cyan);
}

.process .section-heading,
.process .timeline,
.mission-strip {
  position: relative;
  z-index: 1;
}

.process .section-heading {
  margin-bottom: 34px;
}

.process-code {
  color: rgba(245, 241, 234, 0.42);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin: 18px 0 0;
  text-transform: uppercase;
}

.timeline {
  border-bottom: 2px solid rgba(245, 241, 234, 0.16);
  border-top: 2px solid rgba(245, 241, 234, 0.16);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  position: relative;
}

.timeline::before,
.timeline::after {
  content: "";
  height: 2px;
  left: 26px;
  position: absolute;
  right: 26px;
  top: 46px;
}

.timeline::before {
  background: rgba(245, 241, 234, 0.12);
}

.timeline::after {
  background: linear-gradient(90deg, var(--cyan), rgba(69, 215, 239, 0.1));
  width: 62%;
}

.timeline article {
  min-height: 264px;
  padding: 28px 26px 34px;
  position: relative;
}

.timeline article + article {
  border-left: 2px solid rgba(245, 241, 234, 0.16);
}

.phase-dot {
  align-items: center;
  border: 1.5px solid rgba(69, 215, 239, 0.3);
  border-radius: 50%;
  display: flex;
  height: 18px;
  justify-content: center;
  margin-bottom: 32px;
  position: relative;
  width: 18px;
  z-index: 1;
}

.phase-dot::before {
  background: rgba(245, 241, 234, 0.18);
  border-radius: 50%;
  content: "";
  height: 6px;
  width: 6px;
}

.timeline article.is-done .phase-dot::before,
.timeline article.is-active .phase-dot::before {
  background: var(--cyan);
}

.timeline article.is-active .phase-dot {
  border-color: var(--cyan);
  box-shadow: 0 0 24px rgba(69, 215, 239, 0.4);
}

.timeline span {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  margin-bottom: 20px;
}

.timeline p {
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 0;
}

.mission-strip {
  align-items: center;
  border: 2px solid rgba(245, 241, 234, 0.12);
  border-radius: 8px;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  margin: 38px auto 0;
  max-width: var(--max);
  padding: 26px 32px;
}

.mission-strip p {
  color: rgba(245, 241, 234, 0.84);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.4;
  margin: 0;
}

.mission-strip strong {
  color: var(--cyan);
}

.mission-strip span {
  color: #4ade80;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  white-space: nowrap;
}

.mission-strip span::before {
  animation: blink 1.35s step-end infinite;
  content: "●";
  margin-right: 8px;
}

@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0;
  }
}

.trust {
  overflow: hidden;
  position: relative;
}

.trust::before {
  content: "";
  display: none;
  pointer-events: none;
  position: absolute;
}

.trust-panel {
  background:
    linear-gradient(135deg, rgba(69, 215, 239, 0.12), rgba(214, 169, 92, 0.08)),
    rgba(15, 20, 23, 0.84);
  border: 2px solid rgba(245, 241, 234, 0.14);
  border-radius: 8px;
  display: grid;
  gap: 70px;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 0.75fr);
  padding: 52px;
  position: relative;
  z-index: 1;
}

.trust-panel h2 {
  font-size: clamp(2rem, 3.7vw, 4.4rem);
}

.trust-list {
  display: grid;
  gap: 28px;
}

.trust-list article {
  border-top: 1px solid var(--line);
  padding-top: 24px;
}

.trust-list p {
  margin-bottom: 0;
}

.site-footer {
  margin: 0 auto;
  max-width: none;
  overflow: hidden;
  padding: 28px 24px 40px;
  position: relative;
}

.site-footer::before {
  content: "";
  display: none;
  pointer-events: none;
  position: absolute;
}

.site-footer::after {
  content: "";
  display: none;
  pointer-events: none;
  position: absolute;
}

.footer-main,
.footer-bottom {
  margin-left: auto;
  margin-right: auto;
  max-width: var(--max);
  position: relative;
  z-index: 1;
}

.footer-main {
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 56px;
  grid-template-columns: minmax(0, 0.82fr) minmax(420px, 0.72fr);
  padding: 76px 0 58px;
}

.footer-identity {
  align-content: end;
  display: grid;
  gap: 30px;
  min-height: 100%;
}

.footer-logo img {
  height: auto;
  width: 260px;
}

.footer-identity p {
  color: var(--text);
  font-size: clamp(1.75rem, 3.45vw, 3.85rem);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 0.98;
  margin: 0;
  max-width: 740px;
}

.footer-email {
  align-items: center;
  background: var(--text);
  border-radius: 999px;
  color: #07090b;
  display: inline-flex;
  font-size: 1rem;
  font-weight: 800;
  justify-content: center;
  min-height: 56px;
  padding: 0 24px;
  white-space: nowrap;
  width: fit-content;
}

.contact-form {
  background: rgba(9, 13, 15, 0.78);
  border: 2px solid rgba(245, 241, 234, 0.16);
  border-radius: 8px;
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.28);
  display: grid;
  gap: 22px;
  padding: 28px;
}

.form-header {
  border-bottom: 1px solid var(--line);
  padding-bottom: 20px;
}

.form-header span {
  color: var(--cyan);
  display: block;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.form-header strong {
  color: var(--text);
  display: block;
  font-size: clamp(1.45rem, 2vw, 2rem);
  line-height: 1.05;
}

.form-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.contact-form label,
.budget-field legend {
  color: rgba(245, 241, 234, 0.84);
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1.3;
}

.contact-form input,
.contact-form select {
  background: rgba(3, 4, 5, 0.7);
  border: 1.5px solid rgba(245, 241, 234, 0.18);
  border-radius: 8px;
  color: var(--text);
  display: block;
  font: inherit;
  font-size: 0.95rem;
  margin-top: 9px;
  min-height: 48px;
  outline: none;
  padding: 0 14px;
  transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
  width: 100%;
}

.contact-form select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--cyan) 50%),
    linear-gradient(135deg, var(--cyan) 50%, transparent 50%);
  background-position: calc(100% - 18px) 21px, calc(100% - 12px) 21px;
  background-repeat: no-repeat;
  background-size: 6px 6px, 6px 6px;
  padding-right: 38px;
}

.contact-form input:focus,
.contact-form select:focus {
  background: rgba(3, 4, 5, 0.9);
  border-color: rgba(69, 215, 239, 0.62);
  box-shadow: 0 0 0 3px rgba(69, 215, 239, 0.12);
}

.budget-field {
  border: 0;
  margin: 0;
  padding: 0;
}

.budget-field legend {
  margin-bottom: 12px;
  padding: 0;
}

.budget-options {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.budget-options label {
  display: block;
}

.budget-options input {
  opacity: 0;
  pointer-events: none;
  position: absolute;
}

.budget-options span {
  align-items: center;
  background: rgba(245, 241, 234, 0.045);
  border: 1.5px solid rgba(245, 241, 234, 0.16);
  border-radius: 999px;
  color: var(--muted);
  display: flex;
  font-size: 0.86rem;
  font-weight: 800;
  justify-content: center;
  min-height: 44px;
  padding: 0 12px;
  text-align: center;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.budget-options input:checked + span {
  background: rgba(69, 215, 239, 0.14);
  border-color: rgba(69, 215, 239, 0.56);
  color: var(--text);
}

.contact-submit {
  border: 0;
  cursor: pointer;
  width: 100%;
}

.footer-bottom {
  align-items: center;
  color: var(--muted);
  display: flex;
  font-size: 0.92rem;
  font-weight: 700;
  justify-content: flex-end;
  padding-top: 24px;
}

.footer-bottom nav {
  display: flex;
  gap: 20px;
}

.footer-bottom a {
  color: var(--muted);
  transition: color 180ms ease;
}

.footer-bottom a:hover {
  color: var(--text);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .about-shell,
  .section-grid,
  .trust-panel {
    grid-template-columns: 1fr;
  }

  .about-shell {
    grid-template-areas:
      "copy"
      "visual"
      "stats";
  }

  .about-visual {
    min-height: 280px;
  }

  .about-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .solution-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .hero-metrics article + article {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .timeline {
    grid-template-columns: 1fr;
  }

  .timeline::before,
  .timeline::after {
    bottom: 30px;
    height: auto;
    left: 34px;
    right: auto;
    top: 30px;
    width: 2px;
  }

  .timeline::after {
    height: 62%;
  }

  .timeline article {
    min-height: auto;
    padding: 30px 26px 30px 76px;
  }

  .timeline article + article {
    border-left: 0;
    border-top: 2px solid rgba(245, 241, 234, 0.16);
  }

  .phase-dot {
    left: 25px;
    margin-bottom: 0;
    position: absolute;
    top: 32px;
  }
}

@media (max-width: 680px) {
  html {
    scroll-padding-top: 38px;
  }

  .site-header {
    display: grid;
    gap: 8px;
    grid-template-columns: minmax(0, 1fr) auto;
    max-width: calc(100% - 20px);
    overflow: hidden;
    padding: 8px 10px 8px 14px;
    top: 10px;
  }

  .brand {
    height: 40px;
    min-width: 0;
    overflow: hidden;
  }

  .brand img {
    height: 32px;
    max-width: min(168px, 100%);
  }

  .nav-cta {
    font-size: 0.8rem;
    min-height: 38px;
    padding: 0 13px;
  }

  .hero {
    min-height: auto;
    padding: 96px 18px 22px;
  }

  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(7, 9, 11, 0.96) 0%, rgba(7, 9, 11, 0.78) 58%, rgba(7, 9, 11, 0.46) 100%),
      linear-gradient(180deg, rgba(7, 9, 11, 0.12) 0%, #07090b 100%),
      linear-gradient(90deg, rgba(69, 215, 239, 0.08) 1px, transparent 1px),
      linear-gradient(rgba(69, 215, 239, 0.06) 1px, transparent 1px);
    background-size: auto, auto, 54px 54px, 54px 54px;
  }

  .hero-overlay::before {
    height: 270px;
    right: -170px;
    top: 52%;
    width: 410px;
  }

  .hero-overlay::after {
    height: 260px;
    opacity: 0.24;
    right: -82px;
    top: 36%;
    width: 280px;
  }

  h1 {
    font-size: clamp(2.08rem, 9vw, 2.42rem);
    line-height: 1;
    margin-bottom: 20px;
    max-width: 340px;
  }

  .hero-copy {
    font-size: 0.98rem;
    line-height: 1.5;
    margin-bottom: 22px;
    max-width: 340px;
  }

  .hero-actions {
    gap: 10px;
  }

  .button {
    min-height: 48px;
    width: 100%;
  }

  .hero-metrics {
    margin-top: 20px;
  }

  .section {
    padding: 44px 18px;
  }

  .about {
    padding-top: 24px;
  }

  .about-shell {
    gap: 28px;
  }

  .about-copy h2 {
    font-size: clamp(2.15rem, 10vw, 3.25rem);
  }

  .about-rule {
    margin-bottom: 22px;
  }

  .about-visual {
    min-height: 214px;
  }

  .about-visual::before {
    bottom: 18px;
    height: 124px;
    width: 124px;
  }

  .about-visual::after {
    height: 142px;
    top: 0;
  }

  .holo-stack {
    bottom: 54px;
    height: 150px;
    width: 210px;
  }

  .holo-stack span:nth-child(1) {
    height: 138px;
    width: 138px;
  }

  .holo-stack span:nth-child(2) {
    bottom: 34px;
    height: 106px;
    width: 106px;
  }

  .holo-stack span:nth-child(3) {
    bottom: 64px;
    height: 86px;
    width: 86px;
  }

  .about-stats article {
    align-items: start;
    gap: 12px;
    grid-template-columns: 1fr;
    min-height: 172px;
    padding: 18px;
  }

  .stat-icon {
    font-size: 1rem;
    height: 42px;
    width: 42px;
  }

  .about-stats strong {
    font-size: clamp(2rem, 10vw, 2.55rem);
  }

  .about-stats div > span {
    font-size: 0.6rem;
    letter-spacing: 0.13em;
  }

  .about-stats p {
    font-size: 0.86rem;
  }

  .principles-block {
    margin-top: 38px;
    padding-top: 34px;
  }

  .principles-heading {
    align-items: start;
    grid-template-columns: 1fr;
    margin-bottom: 28px;
  }

  .principles-heading::after {
    width: 68px;
  }

  .about-principles {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .about-principles article {
    display: grid;
    gap: 0 18px;
    grid-template-columns: auto minmax(0, 1fr);
    min-height: auto;
    padding: 22px 0;
  }

  .about-principles article + article {
    border-top: 1px solid var(--line);
  }

  .about-principles article:not(:last-child)::after {
    display: none;
  }

  .principle-index {
    grid-column: 1 / -1;
  }

  .about-principles h3,
  .about-principles p {
    grid-column: 2;
  }

  .principle-icon {
    font-size: 1.45rem;
    height: 56px;
    margin-bottom: 0;
    width: 56px;
  }

  .compact h2 {
    font-size: clamp(2.35rem, 11vw, 3.15rem);
  }

  .process-code {
    font-size: 0.72rem;
    line-height: 1.5;
  }

  .solution-grid {
    grid-template-columns: 1fr;
  }

  .mission-strip {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
    margin-top: 28px;
    padding: 24px;
  }

  .mission-strip p {
    font-size: 1rem;
  }

  .trust-panel {
    padding: 30px;
  }

  .site-footer {
    padding: 0 18px 32px;
  }

  .footer-main {
    align-items: start;
    gap: 26px;
    grid-template-columns: 1fr;
    padding: 44px 0 34px;
  }

  .footer-logo img {
    width: 220px;
  }

  .footer-email {
    width: 100%;
  }

  .contact-form {
    padding: 22px;
  }

  .form-grid,
  .budget-options {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }

  .footer-bottom nav {
    flex-wrap: wrap;
    gap: 14px;
  }
}