:root {
  --bg: #0b0d10;
  --bg-alt: #12151a;
  --card: #14171d;
  --border: #262b33;
  --text: #e8eaed;
  --text-dim: #9aa1ac;
  --text-faint: #6b7280;
  --accent: #5eead4;
  --accent-dim: #1f4d47;
  --mono: "SF Mono", "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  --maxw: 1080px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #fbfbfa;
    --bg-alt: #f3f3f1;
    --card: #ffffff;
    --border: #e2e2e0;
    --text: #16181c;
    --text-dim: #52565e;
    --text-faint: #7a7f88;
    --accent: #0f766e;
    --accent-dim: #d7f3ee;
  }
}

:root[data-theme="dark"] {
  --bg: #0b0d10;
  --bg-alt: #12151a;
  --card: #14171d;
  --border: #262b33;
  --text: #e8eaed;
  --text-dim: #9aa1ac;
  --text-faint: #6b7280;
  --accent: #5eead4;
  --accent-dim: #1f4d47;
}

:root[data-theme="light"] {
  --bg: #fbfbfa;
  --bg-alt: #f3f3f1;
  --card: #ffffff;
  --border: #e2e2e0;
  --text: #16181c;
  --text-dim: #52565e;
  --text-faint: #7a7f88;
  --accent: #0f766e;
  --accent-dim: #d7f3ee;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* nav */
header.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.brand {
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
  font-size: 15px;
}
.brand span { color: var(--accent); }

.site-nav nav {
  display: flex;
  gap: 28px;
}
.site-nav nav a {
  color: var(--text-dim);
  font-size: 14px;
  font-weight: 500;
}
.site-nav nav a:hover { color: var(--text); text-decoration: none; }

/* hero */
.hero {
  padding: 110px 0 90px;
  border-bottom: 1px solid var(--border);
}

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

h1 {
  font-size: clamp(32px, 5vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
  max-width: 820px;
  font-weight: 700;
}

.hero p.lede {
  font-size: 18px;
  color: var(--text-dim);
  max-width: 660px;
  margin: 0 0 36px;
}

.cta-row { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid var(--border);
}
.btn:hover { text-decoration: none; }
.btn-primary {
  background: var(--accent);
  color: #04231f;
  border-color: var(--accent);
}
.btn-primary:hover { opacity: 0.9; }
.btn-secondary {
  color: var(--text);
  background: transparent;
}
.btn-secondary:hover { border-color: var(--text-dim); }

/* sections */
section { padding: 80px 0; border-bottom: 1px solid var(--border); }
section:last-of-type { border-bottom: none; }

.section-head { margin-bottom: 40px; max-width: 700px; }
.section-head .eyebrow { margin-bottom: 12px; }
h2 {
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}
.section-head p { color: var(--text-dim); font-size: 16px; margin: 0; }

/* stats */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 28px;
}
.stat {
  background: var(--card);
  padding: 28px 22px;
}
.stat .num {
  font-family: var(--mono);
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 10px;
}
.stat .label {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.4;
}

.note-box {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 24px;
  font-size: 14px;
  color: var(--text-dim);
  margin-top: 16px;
}
.note-box strong { color: var(--text); }
.note-box + .note-box { margin-top: 12px; }

.top-repos {
  margin-top: 28px;
}
.top-repos table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.top-repos th {
  text-align: left;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}
.top-repos td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-dim);
}
.top-repos td.repo { color: var(--text); font-family: var(--mono); font-size: 13px; }
.top-repos td.commits { font-family: var(--mono); color: var(--accent); text-align: right; width: 90px; }

/* products */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}
.card .tag {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
  display: block;
}
.card h3 { margin: 0 0 8px; font-size: 17px; }
.card p { margin: 0; color: var(--text-dim); font-size: 14px; }
.card .meta {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-faint);
}

/* proof / video */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 40px;
}
.video-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.video-card video {
  width: 100%;
  aspect-ratio: 16/9;
  display: block;
  background: #000;
}
.video-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-alt);
  color: var(--text-faint);
  font-family: var(--mono);
  font-size: 13px;
  text-align: center;
  padding: 20px;
}
.video-card .caption {
  padding: 14px 16px;
  font-size: 13px;
  color: var(--text-dim);
  border-top: 1px solid var(--border);
}
.video-card .caption strong { color: var(--text); }

.dash-list {
  display: grid;
  gap: 10px;
  margin-top: 8px;
}
.dash-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.dash-row .info { display: flex; align-items: center; gap: 12px; }
.dash-row a.url { font-family: var(--mono); font-size: 14px; }
.dash-row .desc { color: var(--text-dim); font-size: 13px; }
.status-pill {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}
.status-up {
  background: var(--accent-dim);
  color: var(--accent);
}
.status-down {
  background: color-mix(in srgb, #ef4444 18%, transparent);
  color: #ef4444;
}

/* contact */
.contact-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 40px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.contact-box .copy { max-width: 460px; }
.contact-box h3 { margin: 0 0 8px; font-size: 20px; }
.contact-box p { margin: 0; color: var(--text-dim); font-size: 14px; }
.btn-whatsapp {
  background: #25d366;
  color: #04231f;
  border-color: #25d366;
  padding: 14px 26px;
  font-size: 15px;
}
.btn-whatsapp[aria-disabled="true"] {
  background: var(--bg-alt);
  color: var(--text-faint);
  border-color: var(--border);
  cursor: not-allowed;
}

/* footer */
footer {
  padding: 40px 0 60px;
}
footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}
footer p {
  margin: 0;
  font-size: 13px;
  color: var(--text-faint);
}
footer .links { display: flex; gap: 18px; }
footer .links a { font-size: 13px; color: var(--text-faint); }
footer .links a:hover { color: var(--text-dim); }

@media (max-width: 640px) {
  .site-nav nav { display: none; }
  section { padding: 56px 0; }
  .hero { padding: 70px 0 60px; }
  .contact-box { flex-direction: column; align-items: flex-start; }
}