:root {
  --navy: #071525;
  --navy-2: #0c2238;
  --fog: #e8eef5;
  --mute: #8aa0b5;
  --lime: #c8f542;
  --line: rgba(232, 238, 245, 0.14);
  --display: "Syne", sans-serif;
  --body: "IBM Plex Sans", sans-serif;
  --max: 1100px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--navy);
  color: var(--fog);
  font-family: var(--body);
  font-size: 1.05rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3, .logo, .logo-hero, .tag, .btn, .nav a, .nav-toggle, .nav-cta {
  font-family: var(--display);
}
h1, h2, h3 { margin: 0 0 0.8rem; letter-spacing: -0.04em; line-height: 1.05; font-weight: 700; }
h1 { font-size: clamp(2.6rem, 7vw, 5rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1rem; }
.skip {
  position: absolute; left: 1rem; top: -100px; background: var(--lime); color: var(--navy); padding: .6rem 1rem; z-index: 100;
}
.skip:focus { top: 1rem; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 clamp(1.2rem, 4vw, 2rem); }

.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  padding: 1rem clamp(0.85rem, 2.5vw, 1.4rem) 0;
  pointer-events: none;
  transition: padding .35s var(--ease);
}
.site-header.is-scrolled { padding-top: .65rem; }
.nav-shell {
  pointer-events: auto;
  max-width: calc(var(--max) + 1rem);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  min-height: 3.6rem;
  padding: .4rem .45rem .4rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(7, 21, 37, 0.55);
  backdrop-filter: blur(18px) saturate(1.3);
  -webkit-backdrop-filter: blur(18px) saturate(1.3);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.28);
  transition: background .35s var(--ease), border-color .35s var(--ease);
}
.site-header.is-scrolled .nav-shell {
  background: rgba(7, 21, 37, 0.92);
  border-color: rgba(200, 245, 66, 0.22);
}
.logo {
  justify-self: start;
  font-weight: 800; font-size: 1.05rem; letter-spacing: 0.12em; text-decoration: none;
}
.nav {
  justify-self: center;
  display: flex; align-items: center; gap: .15rem;
  padding: .15rem; border-radius: 10px; background: rgba(255,255,255,0.04);
}
.nav a {
  padding: .5rem .9rem; border-radius: 8px;
  text-decoration: none; font-size: .875rem; font-weight: 600; color: var(--mute);
  transition: color .2s, background .2s;
}
.nav a:hover, .nav a.is-active { color: var(--fog); background: rgba(255,255,255,0.06); }
.nav-actions { justify-self: end; display: flex; align-items: center; gap: .4rem; }
.nav-cta {
  display: inline-flex; align-items: center;
  padding: .65rem 1rem; background: var(--lime); color: var(--navy);
  font-size: .875rem; font-weight: 700; text-decoration: none;
  transition: filter .2s, transform .2s;
}
.nav-cta:hover { filter: brightness(1.05); transform: translateY(-1px); color: var(--navy); }
.nav-toggle {
  display: none; width: 2.55rem; height: 2.55rem; border: 1px solid var(--line);
  background: transparent; cursor: pointer; padding: 0;
}
.nav-toggle span {
  display: block; width: 1.05rem; height: 1.5px; margin: .32rem auto; background: var(--fog);
  transition: transform .3s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.3px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.3px) rotate(-45deg); }
.nav-drawer {
  pointer-events: auto;
  max-width: calc(var(--max) + 1rem);
  margin: .55rem auto 0; padding: .75rem;
  border: 1px solid var(--line); border-radius: 14px;
  background: rgba(7, 21, 37, 0.96); backdrop-filter: blur(16px);
  animation: drawer .35s var(--ease);
}
.nav-drawer[hidden] { display: none; }
.nav-drawer nav { display: grid; gap: .2rem; }
.nav-drawer a {
  display: block; padding: .95rem 1rem; text-decoration: none;
  font-size: 1.15rem; font-weight: 700; letter-spacing: -0.02em;
}
.nav-drawer a:hover { background: rgba(200,245,66,.08); }
.drawer-cta {
  margin-top: .35rem !important; background: var(--lime) !important;
  color: var(--navy) !important; text-align: center;
}
@keyframes drawer {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: none; }
}

.hero {
  position: relative; min-height: 100svh; display: grid; align-items: end;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; }
.hero-bg img {
  width: 100%; height: 100%; object-fit: cover; opacity: .45;
  animation: zoom 16s var(--ease) forwards; transform: scale(1.08);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
}
.hero-fade {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7,21,37,.35), rgba(7,21,37,.92));
}
.hero-inner {
  position: relative; z-index: 1; max-width: var(--max); width: 100%;
  margin: 0 auto; padding: 7rem clamp(1.2rem, 4vw, 2rem) 4rem;
}
.logo-hero {
  margin: 0 0 1rem; font-size: clamp(3rem, 10vw, 6.5rem); font-weight: 800;
  letter-spacing: -0.06em; line-height: .9; animation: up .8s var(--ease) both;
}
.hero h1 { max-width: 14ch; font-weight: 700; animation: up .8s var(--ease) .1s both; }
.lead {
  max-width: 34ch; color: var(--mute); font-size: 1.1rem;
  animation: up .8s var(--ease) .2s both;
}
.hero-cta {
  display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.6rem;
  animation: up .8s var(--ease) .3s both;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .85rem 1.2rem; border: 1px solid transparent; font-weight: 700;
  font-size: .92rem; text-decoration: none; cursor: pointer;
  transition: transform .2s var(--ease), filter .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-lime { background: var(--lime); color: var(--navy); }
.btn-line { border-color: var(--line); color: var(--fog); background: transparent; }

.section { padding: clamp(4.5rem, 10vw, 7rem) 0; }
.section-dark { background: var(--navy-2); }
.section-soft { background: linear-gradient(180deg, transparent, rgba(200,245,66,.04)); }
.tag {
  margin: 0 0 .7rem; font-size: .75rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase; color: var(--lime);
}
.head { max-width: 34rem; margin-bottom: 2.5rem; }
.about {
  display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(1.5rem, 4vw, 3rem);
}
.about-copy { color: var(--mute); }

.steps {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem;
}
.steps li {
  padding-top: 1rem; border-top: 1px solid var(--line);
}
.steps span {
  display: block; margin-bottom: .8rem; color: var(--lime);
  font-family: var(--display); font-weight: 700; font-size: .9rem;
}
.steps p { color: var(--mute); margin: 0; }

.sectors {
  list-style: none; margin: 0; padding: 0; display: grid; gap: 0;
}
.sectors li {
  display: grid; grid-template-columns: 12rem 1fr; gap: 1rem;
  padding: 1.35rem 0; border-top: 1px solid var(--line);
}
.sectors li:last-child { border-bottom: 1px solid var(--line); }
.sectors strong { font-family: var(--display); font-size: 1.15rem; }
.sectors span { color: var(--mute); }

.team {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem;
}
.team img { width: 100%; aspect-ratio: 1; object-fit: cover; margin-bottom: 1rem; filter: grayscale(.3); }
.team p { color: var(--mute); margin: 0; }

.contact { background: #050f1a; }
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: start;
}
.contact a { color: var(--lime); text-decoration: none; }
.form { display: grid; gap: .85rem; }
.form label {
  display: grid; gap: .35rem; font-size: .85rem; font-family: var(--display); font-weight: 600;
}
.form input, .form textarea {
  width: 100%; padding: .8rem .9rem; border: 1px solid var(--line);
  background: rgba(232,238,245,.04); color: var(--fog); font: inherit;
}
.form input:focus, .form textarea:focus {
  outline: 2px solid var(--lime); outline-offset: 1px;
}
.status { color: var(--lime); margin: 0; }

.footer {
  border-top: 1px solid var(--line); padding: 1.5rem 0 2rem; color: var(--mute); font-size: .9rem;
}
.footer-row { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.footer .logo { color: var(--fog); margin: 0; }

.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity .75s var(--ease), transform .75s var(--ease);
  transition-delay: var(--d, 0s);
}
.reveal.on { opacity: 1; transform: none; }

@keyframes up {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: none; }
}
@keyframes zoom { to { transform: scale(1); } }

@media (prefers-reduced-motion: reduce) {
  .reveal, .logo-hero, .hero h1, .lead, .hero-cta, .hero-bg img {
    animation: none !important; transition: none !important; opacity: 1 !important; transform: none !important;
  }
}

@media (max-width: 900px) {
  .about, .steps, .team, .contact-grid { grid-template-columns: 1fr; }
  .sectors li { grid-template-columns: 1fr; gap: .35rem; }
  .steps { gap: 1.75rem; }
}

@media (max-width: 900px) {
  .nav-shell { grid-template-columns: 1fr auto; }
  .nav, .nav-cta { display: none; }
  .nav-toggle { display: grid; place-items: center; }
}