@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg: #070b14;
  --bg-elevated: #0d1424;
  --bg-card: #111a2e;
  --border: rgba(120, 180, 255, 0.12);
  --text: #e8eef9;
  --muted: #8b9bb8;
  --cyan: #3de0c5;
  --cyan-dim: rgba(61, 224, 197, 0.15);
  --blue: #4d8fff;
  --amber: #f0b429;
  --radius: 14px;
  --font: "DM Sans", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --max: 1120px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(61, 224, 197, 0.12), transparent),
    radial-gradient(ellipse 60% 40% at 100% 50%, rgba(77, 143, 255, 0.08), transparent);
}

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { width: min(100% - 2rem, var(--max)); margin-inline: auto; }

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(7, 11, 20, 0.75);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
}
.logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: #061018;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
  font-size: 0.95rem;
}
.nav-links a { color: var(--muted); text-decoration: none; }
.nav-links a:hover { color: var(--text); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.15rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none !important;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--cyan), #2bb8a8);
  color: #061018 !important;
}
.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text) !important;
}
.btn-ghost:hover { border-color: rgba(61, 224, 197, 0.4); }

/* Hero */
.hero {
  padding: 4.5rem 0 3.5rem;
  text-align: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: var(--cyan-dim);
  border: 1px solid rgba(61, 224, 197, 0.25);
  color: var(--cyan);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 1.25rem;
}
.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.35rem);
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -0.03em;
  max-width: 18ch;
  margin-inline: auto;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(120deg, var(--cyan), var(--blue));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-lead {
  margin: 1.25rem auto 0;
  max-width: 42rem;
  color: var(--muted);
  font-size: 1.1rem;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 2rem;
}
.hero-meta {
  margin-top: 1.75rem;
  font-size: 0.85rem;
  color: var(--muted);
  font-family: var(--mono);
}

/* Wire mock */
.wire {
  margin: 3rem auto 0;
  max-width: 720px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  overflow: hidden;
  text-align: left;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}
.wire-bar {
  display: flex;
  gap: 0.35rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
}
.wire-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #2a3548;
}
.wire-bar span:nth-child(1) { background: #ff5f57; }
.wire-bar span:nth-child(2) { background: #febc2e; }
.wire-bar span:nth-child(3) { background: #28c840; }
.wire-body {
  padding: 1.25rem 1.35rem 1.5rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--muted);
  overflow-x: auto;
}
.wire-body .ok { color: var(--cyan); }
.wire-body .dim { color: #5a6a85; }
.wire-body .hi { color: var(--text); }

/* Sections */
section { padding: 4rem 0; }
.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}
.section-lead {
  color: var(--muted);
  max-width: 40rem;
  margin-bottom: 2rem;
}

.grid-3 {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
}
.card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.45rem;
}
.card p { color: var(--muted); font-size: 0.95rem; }
.card .icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--cyan-dim);
  color: var(--cyan);
  margin-bottom: 0.9rem;
  font-family: var(--mono);
  font-size: 0.85rem;
  font-weight: 600;
}

.split {
  display: grid;
  gap: 2rem;
  align-items: start;
}
@media (min-width: 800px) {
  .split { grid-template-columns: 1.1fr 0.9fr; }
}

.list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
  color: var(--muted);
  font-size: 0.95rem;
}
.list li strong { color: var(--text); display: block; margin-bottom: 0.15rem; }
.bullet {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 6px;
  background: var(--cyan-dim);
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.7rem;
  display: grid;
  place-items: center;
  margin-top: 0.15rem;
}

.panel {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(61,224,197,0.08), transparent 50%), var(--bg-card);
  padding: 1.5rem;
}
.panel h3 { margin-bottom: 0.75rem; }
.panel ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  color: var(--muted);
  font-size: 0.95rem;
}
.panel li::before {
  content: "→ ";
  color: var(--cyan);
  font-family: var(--mono);
}

.cta-band {
  margin: 1rem 0 4rem;
  padding: 2.5rem 1.75rem;
  border-radius: calc(var(--radius) + 4px);
  border: 1px solid rgba(61, 224, 197, 0.25);
  background:
    radial-gradient(ellipse 70% 80% at 10% 50%, rgba(61, 224, 197, 0.12), transparent),
    var(--bg-elevated);
  text-align: center;
}
.cta-band h2 {
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  letter-spacing: -0.02em;
  margin-bottom: 0.6rem;
}
.cta-band p { color: var(--muted); max-width: 36rem; margin: 0 auto 1.4rem; }

footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0 2.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
}
.footer-inner a { color: var(--muted); }
.footer-inner a:hover { color: var(--cyan); }

@media (max-width: 640px) {
  .nav-links .hide-sm { display: none; }
}