:root {
  color-scheme: dark;
  --bg: #07090d;
  --bg-2: #0d1117;
  --panel: #111821;
  --panel-2: #151c24;
  --text: #f6f8fb;
  --muted: #aeb8c4;
  --soft: #778392;
  --line: rgba(255, 255, 255, 0.12);
  --cyan: #37d7ff;
  --amber: #f4b84a;
  --green: #6ee7a8;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 18% 20%, rgba(55, 215, 255, 0.12), transparent 28rem),
    linear-gradient(180deg, #07090d 0%, #0d1117 48%, #07090d 100%);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  transition: background 180ms ease, border-color 180ms ease, backdrop-filter 180ms ease;
}

.site-header.is-elevated {
  border-bottom: 1px solid var(--line);
  background: rgba(7, 9, 13, 0.78);
  backdrop-filter: blur(18px);
}

.brand,
.nav,
.hero-actions,
.contact-actions {
  display: flex;
  align-items: center;
}

.brand {
  gap: 0.7rem;
  font-weight: 750;
}

.brand-mark {
  display: grid;
  width: 2.4rem;
  height: 2.4rem;
  place-items: center;
  border: 1px solid rgba(55, 215, 255, 0.35);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(55, 215, 255, 0.18), rgba(244, 184, 74, 0.12));
  box-shadow: 0 0 36px rgba(55, 215, 255, 0.16);
}

.nav {
  gap: clamp(0.8rem, 3vw, 1.8rem);
  color: rgba(246, 248, 251, 0.78);
  font-size: 0.92rem;
}

.nav a {
  padding: 0.45rem 0;
}

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

.hero {
  position: relative;
  min-height: 92svh;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 7rem clamp(1rem, 5vw, 4rem) 5rem;
  isolation: isolate;
}

.hero-media,
.hero-scrim {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 60% center;
  opacity: 0.86;
}

.hero-scrim {
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(7, 9, 13, 0.98) 0%, rgba(7, 9, 13, 0.82) 36%, rgba(7, 9, 13, 0.35) 72%, rgba(7, 9, 13, 0.8) 100%),
    linear-gradient(180deg, rgba(7, 9, 13, 0.2) 0%, rgba(7, 9, 13, 0.92) 100%);
}

.hero-content {
  width: min(760px, 100%);
  margin-inline: auto;
  margin-left: max(0px, calc((100vw - var(--max)) / 2));
}

.eyebrow,
.section-kicker {
  margin: 0 0 1rem;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 13ch;
  margin-bottom: 1.25rem;
  font-size: clamp(3.4rem, 6vw, 5.2rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 1.2rem;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 0.55rem;
  font-size: 1.05rem;
}

.hero-copy {
  max-width: 660px;
  color: rgba(246, 248, 251, 0.82);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
}

.hero-actions,
.contact-actions {
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  min-height: 3.1rem;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0.85rem 1.15rem;
  font-weight: 760;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

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

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

.button-secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.button-secondary:hover {
  border-color: rgba(55, 215, 255, 0.45);
}

.hero-status {
  position: absolute;
  right: clamp(1rem, 5vw, 4rem);
  bottom: 2rem;
  display: flex;
  max-width: min(720px, calc(100% - 2rem));
  gap: 0.5rem;
  flex-wrap: wrap;
}

.hero-status span {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  padding: 0.5rem 0.75rem;
  background: rgba(7, 9, 13, 0.55);
  color: rgba(246, 248, 251, 0.78);
  backdrop-filter: blur(14px);
  font-size: 0.84rem;
}

.section {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.intro {
  font-size: clamp(1.45rem, 3vw, 2.55rem);
  line-height: 1.18;
}

.intro p {
  max-width: 980px;
}

.split {
  display: grid;
  grid-template-columns: minmax(220px, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.split > div:first-child {
  position: sticky;
  top: 7rem;
}

.timeline {
  display: grid;
  gap: 0.85rem;
}

.timeline-item,
.stack-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(17, 24, 33, 0.74);
  box-shadow: var(--shadow);
}

.timeline-item {
  position: relative;
  padding: 1.35rem 1.35rem 1.35rem 5.3rem;
}

.timeline-number {
  position: absolute;
  top: 1.35rem;
  left: 1.35rem;
  color: var(--cyan);
  font-weight: 850;
}

.timeline-item p,
.stack-card p,
.mobile-copy p,
.contact p {
  margin-bottom: 0;
  color: var(--muted);
}

.stack-band {
  width: 100%;
  max-width: none;
  padding-inline: max(1rem, calc((100vw - var(--max)) / 2));
  background:
    linear-gradient(180deg, rgba(55, 215, 255, 0.08), transparent 42%),
    var(--bg-2);
  border-block: 1px solid var(--line);
}

.stack-band h2 {
  width: min(920px, 100%);
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: 2rem;
}

.stack-card {
  min-height: 12rem;
  padding: 1.25rem;
}

.stack-card h3::before {
  content: "";
  display: block;
  width: 2.6rem;
  height: 0.2rem;
  margin-bottom: 1rem;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan), var(--amber));
}

.mobile {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

.mobile-visual {
  position: relative;
  min-height: 440px;
}

.phone {
  position: absolute;
  width: min(52%, 240px);
  aspect-ratio: 9 / 18.5;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 32px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), transparent 18%),
    linear-gradient(135deg, rgba(55, 215, 255, 0.22), rgba(244, 184, 74, 0.12)),
    #101721;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.48);
}

.phone::before {
  content: "";
  position: absolute;
  inset: 0.85rem;
  border-radius: 24px;
  background:
    linear-gradient(90deg, rgba(110, 231, 168, 0.78) 0 32%, transparent 32% 100%) 0 24% / 100% 0.8rem no-repeat,
    linear-gradient(90deg, rgba(55, 215, 255, 0.8) 0 58%, transparent 58% 100%) 0 38% / 100% 0.8rem no-repeat,
    linear-gradient(90deg, rgba(244, 184, 74, 0.8) 0 44%, transparent 44% 100%) 0 52% / 100% 0.8rem no-repeat,
    rgba(7, 9, 13, 0.74);
}

.phone-left {
  left: 10%;
  top: 3rem;
  transform: rotate(-8deg);
}

.phone-right {
  right: 8%;
  bottom: 0;
  transform: rotate(8deg);
}

.check-list {
  display: grid;
  gap: 0.9rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  color: rgba(246, 248, 251, 0.86);
}

.check-list li {
  position: relative;
  padding-left: 1.8rem;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 22px rgba(110, 231, 168, 0.45);
}

.contact {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: end;
  border-top: 1px solid var(--line);
}

.contact h2,
.contact p {
  max-width: 720px;
}

.site-footer {
  display: flex;
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2.5rem;
  color: var(--soft);
  font-size: 0.9rem;
}

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

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

@media (max-width: 860px) {
  .site-header {
    position: absolute;
  }

  .nav {
    display: none;
  }

  .hero {
    min-height: 90svh;
    padding-top: 7rem;
  }

  .hero-media img {
    object-position: 68% center;
  }

  .hero-scrim {
    background:
      linear-gradient(90deg, rgba(7, 9, 13, 0.98) 0%, rgba(7, 9, 13, 0.8) 64%, rgba(7, 9, 13, 0.62) 100%),
      linear-gradient(180deg, rgba(7, 9, 13, 0.14) 0%, rgba(7, 9, 13, 0.96) 100%);
  }

  h1 {
    max-width: 10ch;
    font-size: clamp(3.2rem, 15vw, 5.2rem);
  }

  .hero-status {
    left: 1rem;
    right: 1rem;
  }

  .split,
  .mobile,
  .contact {
    grid-template-columns: 1fr;
  }

  .split > div:first-child {
    position: static;
  }

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

  .contact {
    align-items: start;
  }
}

@media (max-width: 560px) {
  .hero {
    padding-inline: 1rem;
    padding-bottom: 7rem;
  }

  .hero-actions,
  .contact-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .timeline-item {
    padding: 1.1rem;
  }

  .timeline-number {
    position: static;
    display: block;
    margin-bottom: 0.65rem;
  }

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

  .mobile-visual {
    min-height: 330px;
  }

  .phone {
    border-radius: 24px;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}