:root {
  color-scheme: dark;
  --bg: #07100f;
  --bg-deep: #040807;
  --panel: #0d1716;
  --panel-strong: #111f1d;
  --text: #f2f7f5;
  --muted: #97aaa5;
  --subtle: #647873;
  --line: rgba(222, 244, 237, 0.12);
  --line-strong: rgba(222, 244, 237, 0.22);
  --mint: #68e6c5;
  --mint-soft: rgba(104, 230, 197, 0.12);
  --mint-deep: #0e5848;
  --orange: #ff8966;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.42);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  overflow-x: clip;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 78% 8%, rgba(38, 125, 104, 0.16), transparent 30rem),
    linear-gradient(180deg, #081312 0, var(--bg) 48rem, var(--bg-deep) 100%);
  color: var(--text);
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.8rem;
  padding: 0 clamp(1.15rem, 4vw, 4rem);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(4, 8, 7, 0.78);
  backdrop-filter: blur(22px);
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 760;
  letter-spacing: -0.02em;
}

.brand img,
.footer-brand img {
  border-radius: 0.55rem;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12);
}

nav {
  display: flex;
  align-items: center;
  gap: clamp(1.1rem, 2.6vw, 2.25rem);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

nav a,
.footer-links a {
  transition: color 160ms ease;
}

nav a:hover,
.footer-links a:hover {
  color: var(--text);
}

.header-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.66rem 0.9rem;
  border: 1px solid var(--line-strong);
  border-radius: 0.65rem;
  color: #dfece8;
  font-size: 0.86rem;
  font-weight: 700;
  transition: background 160ms ease, border-color 160ms ease;
}

.header-link:hover {
  border-color: rgba(104, 230, 197, 0.45);
  background: var(--mint-soft);
}

main {
  width: min(1210px, calc(100% - 2.5rem));
  margin: 0 auto;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(500px, 1.18fr);
  align-items: center;
  gap: clamp(3rem, 6vw, 6.2rem);
  min-height: 760px;
  padding: clamp(5rem, 10vh, 8rem) 0 6rem;
}

.hero::before {
  position: absolute;
  inset: 10% auto auto 52%;
  width: 1px;
  height: 70%;
  content: "";
  background: linear-gradient(180deg, transparent, rgba(104, 230, 197, 0.17), transparent);
}

.hero-glow {
  position: absolute;
  top: 7%;
  right: 0;
  z-index: -1;
  width: min(46rem, 100vw);
  height: 38rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(39, 144, 117, 0.18), transparent 67%);
  filter: blur(12px);
}

.eyebrow,
.section-kicker {
  margin: 0 0 1.35rem;
  color: var(--mint);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.eyebrow span {
  width: 1.8rem;
  height: 1px;
  background: var(--mint);
}

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

h1 {
  max-width: 700px;
  margin-bottom: 1.45rem;
  font-size: clamp(3.45rem, 6vw, 6.4rem);
  line-height: 0.94;
  letter-spacing: -0.065em;
}

.hero-lede {
  max-width: 650px;
  margin-bottom: 2rem;
  color: #a9bbb6;
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  line-height: 1.72;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 3.05rem;
  padding: 0.8rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 0.72rem;
  font-size: 0.92rem;
  font-weight: 760;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

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

.button-primary {
  background: var(--mint);
  color: #042019;
  box-shadow: 0 10px 30px rgba(62, 209, 171, 0.16);
}

.button-primary:hover {
  background: #8bf1d6;
}

.button-secondary {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.025);
  color: #e9f1ef;
}

.button-secondary:hover {
  border-color: rgba(104, 230, 197, 0.4);
  background: var(--mint-soft);
}

.proof-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin: 2.5rem 0 0;
  padding: 1.35rem 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.proof-list li {
  display: grid;
  gap: 0.35rem;
  padding-right: 1rem;
}

.proof-list strong {
  color: #e9f4f1;
  font-size: 0.8rem;
}

.proof-list span {
  color: var(--subtle);
  font-size: 0.7rem;
}

.hero-visual {
  position: relative;
  overflow: visible;
  border: 1px solid rgba(222, 244, 237, 0.17);
  border-radius: 1rem;
  background: #0a1111;
  box-shadow: var(--shadow), 0 0 0 9px rgba(255, 255, 255, 0.018);
  transform: perspective(1400px) rotateY(-3deg) rotateX(1deg);
}

.hero-visual > img {
  width: 100%;
  border-radius: 0 0 0.95rem 0.95rem;
}

.window-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 2.75rem;
  padding: 0 0.9rem;
  border-bottom: 1px solid var(--line);
  color: var(--subtle);
  font-size: 0.68rem;
}

.window-dots {
  display: flex;
  gap: 0.36rem;
}

.window-dots span {
  width: 0.56rem;
  height: 0.56rem;
  border-radius: 50%;
  background: #34413e;
}

.window-dots span:first-child {
  background: var(--orange);
}

.window-title {
  color: #82928e;
  font-weight: 700;
}

.window-status {
  display: flex;
  justify-self: end;
  align-items: center;
  gap: 0.4rem;
}

.window-status i {
  width: 0.43rem;
  height: 0.43rem;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 12px var(--mint);
}

.local-badge {
  position: absolute;
  right: -1.4rem;
  bottom: -1.6rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  min-width: 220px;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(104, 230, 197, 0.28);
  border-radius: 0.8rem;
  background: rgba(7, 16, 15, 0.94);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.38);
  backdrop-filter: blur(18px);
}

.local-badge svg {
  width: 2rem;
  height: 2rem;
  fill: var(--mint);
}

.local-badge div {
  display: grid;
  gap: 0.2rem;
}

.local-badge strong {
  font-size: 0.78rem;
}

.local-badge span {
  color: var(--muted);
  font-size: 0.68rem;
}

.notice {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  margin-bottom: 7rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  background: rgba(255, 255, 255, 0.022);
}

.notice-icon {
  display: grid;
  width: 2.2rem;
  height: 2.2rem;
  place-items: center;
  border-radius: 0.58rem;
  background: #ffd21e;
  color: #171405;
  font-size: 0.67rem;
  font-weight: 900;
}

.notice p {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.5;
}

.notice strong {
  color: #e5efec;
}

.notice > a {
  white-space: nowrap;
  color: var(--mint);
  font-size: 0.78rem;
  font-weight: 750;
}

.section {
  padding: 6.4rem 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: end;
  column-gap: 4rem;
  margin-bottom: 3rem;
}

.section-heading .section-kicker {
  grid-column: 1 / -1;
}

.section-heading h2,
.responsible h2,
.final-cta h2 {
  margin-bottom: 0;
  font-size: clamp(2.35rem, 4.5vw, 4.65rem);
  line-height: 1.02;
  letter-spacing: -0.052em;
}

.section-heading > p:last-child {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.feature-card {
  position: relative;
  overflow: hidden;
  min-height: 280px;
  padding: 1.6rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.012));
}

.feature-card-wide {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(340px, 1.1fr);
  align-items: center;
  min-height: 360px;
}

.feature-index {
  position: absolute;
  top: 1.3rem;
  left: 1.5rem;
  color: var(--mint);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
}

.feature-card h3 {
  margin: 0 0 0.8rem;
  padding-top: 2.5rem;
  font-size: clamp(1.55rem, 2.8vw, 2.5rem);
  letter-spacing: -0.04em;
}

.feature-card p {
  max-width: 430px;
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.media-glyph {
  position: relative;
  align-self: stretch;
  min-height: 260px;
}

.media-frame {
  position: absolute;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 0.8rem;
  background:
    radial-gradient(circle at 70% 25%, rgba(104, 230, 197, 0.18), transparent 30%),
    linear-gradient(135deg, #11211e, #0b1211);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
}

.media-frame-back {
  inset: 10% 8% 7% 22%;
  transform: rotate(5deg);
}

.media-frame-front {
  inset: 19% 22% 0 5%;
  transform: rotate(-3deg);
}

.media-frame-front i {
  display: grid;
  width: 3.8rem;
  height: 3.8rem;
  place-items: center;
  border: 1px solid rgba(104, 230, 197, 0.35);
  border-radius: 50%;
  background: var(--mint-soft);
  color: var(--mint);
  font-style: normal;
}

.signal {
  position: absolute;
  right: 1.6rem;
  bottom: 1.6rem;
  left: 1.6rem;
  display: flex;
  align-items: end;
  gap: 0.35rem;
  height: 5rem;
}

.signal i {
  flex: 1;
  border-radius: 0.22rem 0.22rem 0 0;
  background: linear-gradient(180deg, var(--mint), rgba(104, 230, 197, 0.13));
}

.signal i:nth-child(1) { height: 30%; }
.signal i:nth-child(2) { height: 58%; }
.signal i:nth-child(3) { height: 90%; }
.signal i:nth-child(4) { height: 65%; }
.signal i:nth-child(5) { height: 42%; }

.checksum {
  position: absolute;
  right: 1.6rem;
  bottom: 1.6rem;
  left: 1.6rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  background: rgba(0, 0, 0, 0.2);
}

.checksum span,
.checksum code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.76rem;
}

.checksum span {
  color: var(--muted);
}

.checksum code {
  color: var(--mint);
}

.section-heading.compact {
  display: block;
  max-width: 760px;
}

.architecture-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: stretch;
  gap: 1rem;
}

.architecture-flow article {
  min-height: 250px;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: var(--panel);
}

.architecture-flow article > span {
  display: grid;
  width: 2rem;
  height: 2rem;
  margin-bottom: 2.5rem;
  place-items: center;
  border: 1px solid rgba(104, 230, 197, 0.28);
  border-radius: 50%;
  color: var(--mint);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.65rem;
}

.architecture-flow small {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--subtle);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.architecture-flow strong {
  display: block;
  margin-bottom: 0.8rem;
  font-size: 1.13rem;
}

.architecture-flow p {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.6;
}

.architecture-flow > i {
  align-self: center;
  color: var(--mint);
  font-style: normal;
}

.code-strip {
  display: flex;
  overflow: hidden;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  background: #050a09;
}

.code-strip code {
  display: block;
  overflow: hidden;
  min-width: 0;
  color: #c0cfcb;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.77rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.code-strip code span,
.code-strip a {
  color: var(--mint);
}

.code-strip a {
  white-space: nowrap;
  font-size: 0.78rem;
  font-weight: 750;
}

.responsible {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 2.2rem;
}

.responsible-mark {
  display: grid;
  width: 5.5rem;
  height: 5.5rem;
  place-items: center;
  border: 1px solid rgba(104, 230, 197, 0.26);
  border-radius: 1rem;
  background: var(--mint-soft);
}

.responsible-mark svg {
  width: 3rem;
  fill: var(--mint);
}

.responsible h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 3.7vw, 3.5rem);
}

.responsible p:last-child {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.final-cta {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.8rem;
  margin: 6.5rem 0;
  padding: clamp(2rem, 4vw, 3.5rem);
  border: 1px solid rgba(104, 230, 197, 0.23);
  border-radius: 1.1rem;
  background:
    radial-gradient(circle at 90% 0, rgba(104, 230, 197, 0.12), transparent 17rem),
    var(--panel-strong);
}

.final-cta > img {
  border-radius: 1rem;
}

.final-cta .section-kicker {
  margin-bottom: 0.65rem;
}

.final-cta h2 {
  font-size: clamp(1.8rem, 3vw, 3rem);
}

footer {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  width: min(1210px, calc(100% - 2.5rem));
  min-height: 7rem;
  margin: 0 auto;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
}

footer p {
  margin: 0;
}

.footer-links {
  display: flex;
  justify-content: flex-end;
  gap: 1.25rem;
}

@media (max-width: 1040px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero::before {
    display: none;
  }

  .hero-copy {
    max-width: 760px;
  }

  h1 {
    font-size: clamp(3.5rem, 10vw, 6.5rem);
  }

  .hero-visual {
    width: min(850px, 95%);
    margin: 0 auto;
    transform: none;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 1.4rem;
  }

  .architecture-flow {
    grid-template-columns: 1fr;
  }

  .architecture-flow > i {
    justify-self: center;
    transform: rotate(90deg);
  }

  .responsible,
  .final-cta {
    grid-template-columns: auto 1fr;
  }

  .responsible .button,
  .final-cta .actions {
    grid-column: 2;
    justify-self: start;
  }

  footer {
    grid-template-columns: auto 1fr;
    padding: 1.5rem 0;
  }

  .footer-links {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  html {
    scroll-padding-top: 5rem;
  }

  .site-header {
    min-height: 4.3rem;
  }

  .site-header nav {
    display: none;
  }

  .header-link {
    padding: 0.55rem 0.7rem;
  }

  main,
  footer {
    width: min(100% - 1.4rem, 1210px);
  }

  .hero {
    gap: 3.4rem;
    padding: 4.5rem 0 4.2rem;
  }

  h1 {
    font-size: clamp(3.15rem, 15vw, 5rem);
  }

  .proof-list {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .hero-visual {
    width: calc(100% - 0.75rem);
  }

  .local-badge {
    right: 0;
    bottom: -1.9rem;
  }

  .notice {
    grid-template-columns: auto 1fr;
    margin: 1rem 0 5rem;
  }

  .notice > a {
    grid-column: 2;
  }

  .section {
    padding: 4.5rem 0;
  }

  .feature-grid,
  .feature-card-wide {
    grid-template-columns: 1fr;
  }

  .feature-card-wide {
    grid-column: auto;
  }

  .media-glyph {
    min-height: 210px;
  }

  .responsible,
  .final-cta {
    grid-template-columns: 1fr;
  }

  .responsible .button,
  .final-cta .actions {
    grid-column: auto;
  }

  .code-strip {
    align-items: flex-start;
    flex-direction: column;
  }

  .final-cta {
    margin: 4.5rem 0;
  }

  footer {
    grid-template-columns: 1fr;
  }

  .footer-links {
    grid-column: auto;
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}