:root {
  --bg: #0a0a0a;
  --bg-2: #111111;
  --bg-3: #171717;
  --surface: #1c1c1c;
  --text: #f4f4f5;
  --muted: #a1a1aa;
  --line: #2a2a2a;
  --yellow: #f5d000;
  --yellow-ink: #111;
  --max: 1120px;
  --font: "Inter", system-ui, sans-serif;
  --display: "Oswald", "Inter", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 {
  font-family: var(--display);
  letter-spacing: 0.01em;
  line-height: 1.08;
  margin: 0 0 0.5em;
  text-transform: uppercase;
}
h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1rem; color: var(--muted); }
.wrap { width: min(var(--max), calc(100% - 2.4rem)); margin-inline: auto; }

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--yellow); color: var(--yellow-ink); padding: 0.5rem 1rem;
}
.skip-link:focus { left: 1rem; z-index: 100; }

.topbar {
  background: #000;
  border-bottom: 1px solid var(--line);
  font-size: 0.8rem;
  color: #d4d4d8;
}
.topbar-inner {
  display: flex; justify-content: space-between; align-items: center;
  min-height: 38px; gap: 1rem;
}
.topbar p { margin: 0; }
.topbar-links { display: flex; gap: 1rem; }
.topbar-links a:hover { color: var(--yellow); }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 72px; gap: 1.5rem;
}
.brand { display: flex; align-items: center; gap: 0.7rem; font-weight: 700; }
.brand img { width: 40px; height: 40px; object-fit: contain; }
.brand-text {
  font-family: var(--display);
  font-size: 1.55rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.brand-dot { color: var(--yellow); }

.nav { display: flex; align-items: center; gap: 1.4rem; font-size: 0.88rem; font-weight: 600; }
.nav a:hover { color: var(--yellow); }
.nav-ghost {
  border: 1px solid var(--line);
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
}
.menu-toggle {
  display: none;
  background: none; border: 0; width: 40px; height: 40px;
  cursor: pointer; padding: 8px;
}
.menu-toggle span {
  display: block; height: 2px; background: #fff; margin: 6px 0;
}

.hero { padding: 4.5rem 0 3.5rem; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}
.eyebrow {
  color: var(--yellow);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 0.7rem;
}
.hero h1 em {
  font-style: normal;
  color: var(--yellow);
}
.lede { font-size: 1.08rem; max-width: 38rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin: 1.6rem 0 1.8rem; }
.hero-stats {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-wrap: wrap; gap: 1.4rem;
  color: var(--muted); font-size: 0.9rem;
}
.hero-stats strong { color: #fff; display: block; font-size: 1.05rem; }

.hero-card {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1rem;
  box-shadow: 0 30px 80px rgba(0,0,0,0.35);
}
.hero-card img { border-radius: 8px; background: #fff; }
.caption { margin: 0.75rem 0 0; font-size: 0.82rem; text-align: center; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.92rem;
  padding: 0.85rem 1.25rem;
  border-radius: 4px;
  border: 0;
  cursor: pointer;
  letter-spacing: 0.02em;
}
.btn-yellow { background: var(--yellow); color: var(--yellow-ink); }
.btn-yellow:hover { filter: brightness(1.05); }
.btn-ghost { background: transparent; color: #fff; border: 1px solid #3f3f46; }
.btn-ghost:hover { border-color: var(--yellow); color: var(--yellow); }

.section-head { max-width: 40rem; margin-bottom: 2.2rem; }
.services, .process, .ecosystem, .contact, .why, .partner { padding: 4.5rem 0; }
.services { background: var(--bg-2); }

.service-grid, .eco-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.service-card, .eco-card {
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 1.4rem 1.3rem 1.5rem;
  border-radius: 12px;
}
.service-card:hover, .eco-card:hover { border-color: #52525b; }
.tag {
  display: inline-block;
  color: var(--yellow);
  font-weight: 700;
  font-size: 0.78rem;
  margin-bottom: 0.7rem;
}
.service-card p, .eco-card p { margin-bottom: 0; }

.steps {
  list-style: none; padding: 0; margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem 1.5rem;
}
.steps li {
  border-top: 2px solid var(--yellow);
  padding-top: 1rem;
}
.steps span {
  font-family: var(--display);
  color: var(--yellow);
  font-size: 1.3rem;
  font-weight: 700;
}

.why { background: #000; }
.why-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2.5rem;
}
.why-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 1.4rem; }
.why-list h3 { margin-bottom: 0.3rem; }
.why-list p { margin: 0; }

.eco-domain {
  display: block;
  color: var(--yellow);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  margin-bottom: 0.45rem;
}

.cta-band {
  background: var(--yellow);
  color: #111;
  padding: 2.4rem 0;
}
.cta-band p { color: #3f3f46; margin: 0; }
.cta-band h2 { margin-bottom: 0.3rem; }
.cta-inner { display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; }

.contact { background: var(--bg-2); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}
.contact-meta { margin: 1.5rem 0 0; }
.contact-meta div { margin-bottom: 1rem; }
.contact-meta dt {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--yellow);
  font-weight: 700;
}
.contact-meta dd { margin: 0.15rem 0 0; color: #e4e4e7; }
.contact-meta a { color: #fff; border-bottom: 1px solid #52525b; }

.contact-form {
  display: grid; gap: 0.85rem;
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 1.4rem;
  border-radius: 12px;
}
.contact-form label {
  display: grid; gap: 0.35rem;
  font-size: 0.8rem; font-weight: 600; color: #d4d4d8;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  font: inherit;
  color: #fff;
  background: #0a0a0a;
  border: 1px solid #3f3f46;
  border-radius: 6px;
  padding: 0.7rem 0.75rem;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--yellow);
  border-color: transparent;
}
.form-note { font-size: 0.75rem; margin: 0; }

.partner { padding-top: 0; }
.partner-inner {
  border: 1px dashed #3f3f46;
  border-radius: 12px;
  padding: 2rem;
}
.partner-actions { display: flex; flex-wrap: wrap; gap: 0.7rem; }

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.6rem 0 2rem;
}
.footer-inner {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap;
}
.site-footer p { margin: 0; font-size: 0.85rem; }
.footer-tag { color: var(--yellow); }

@media (max-width: 900px) {
  .hero-grid, .why-grid, .contact-grid,
  .service-grid, .eco-grid, .steps {
    grid-template-columns: 1fr;
  }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .menu-toggle { display: block; }
  .nav {
    display: none;
    position: absolute; left: 0; right: 0; top: 100%;
    background: #0a0a0a;
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem 1.2rem 1.4rem;
    gap: 0.9rem;
  }
  .nav.open { display: flex; }
}