:root {
  --bg: #060b14;
  --bg-panel: rgba(4, 8, 16, 0.9);
  --border: #1a2d45;
  --cyan: #00bcd4;
  --cyan-dim: #7799bb;
  --text: #c0d0e0;
  --text-dim: #556677;
  --text-faint: #334455;
  --green: #8bc34a;
  --orange: #e0a030;
  --red: #ff5722;
  --purple: #8e24aa;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

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

canvas#stars {
  position: fixed;
  inset: 0;
  z-index: -1;
  display: block;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Nav */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(4, 8, 16, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

nav.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: 1080px;
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--cyan);
  font-size: 15px;
}
.brand img { width: 26px; height: 26px; display: block; }

.nav-links { display: flex; gap: 28px; }
.nav-links a {
  color: var(--cyan-dim);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.nav-links a.active, .nav-links a:hover { color: var(--cyan); text-decoration: none; }

.nav-cta {
  background: linear-gradient(135deg, #005f70, #00bcd4);
  color: white !important;
  padding: 8px 16px;
  border-radius: 5px;
  font-weight: 700;
  font-size: 12px;
}
.nav-cta:hover { text-decoration: none; opacity: 0.9; }

/* Hero */
section.hero {
  padding: 100px 24px 80px;
  text-align: center;
}
.eyebrow {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--cyan);
  border: 1px solid #1a3a50;
  background: rgba(0, 188, 212, 0.08);
  padding: 5px 12px;
  border-radius: 20px;
  margin-bottom: 20px;
}
h1 {
  font-size: 44px;
  margin: 0 0 18px;
  color: white;
  font-weight: 800;
  letter-spacing: -0.5px;
}
h1 .accent { color: var(--cyan); }
.lede {
  font-size: 18px;
  color: var(--cyan-dim);
  max-width: 620px;
  margin: 0 auto 34px;
}
.cta-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.5px;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary {
  background: linear-gradient(135deg, #005f70, #00bcd4);
  color: white;
}
.btn-primary:hover { text-decoration: none; opacity: 0.92; }
.btn-secondary {
  background: rgba(0, 80, 100, 0.35);
  border: 1px solid var(--border);
  color: var(--cyan-dim);
}
.btn-secondary:hover { text-decoration: none; border-color: var(--cyan); color: var(--cyan); }

.hero-shot {
  margin: 56px auto 0;
  max-width: 900px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 30px 80px -20px rgba(0, 188, 212, 0.25);
}
.hero-shot img { width: 100%; display: block; }

/* Sections */
section { padding: 70px 24px; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 46px; }
.section-head .eyebrow { margin-bottom: 14px; }
h2 { font-size: 30px; color: white; margin: 0 0 12px; font-weight: 800; }
.section-head p { color: var(--text-dim); font-size: 15px; }

/* Problem / Solution */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  max-width: 980px;
  margin: 0 auto;
}
@media (max-width: 760px) { .split { grid-template-columns: 1fr; } }
.split-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
}
.split-card h3 { margin: 0 0 12px; font-size: 17px; }
.split-card.problem h3 { color: var(--red); }
.split-card.solution h3 { color: var(--cyan); }
.split-card p { color: var(--text-dim); font-size: 14px; margin: 0; }

/* Feature grid */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 980px;
  margin: 0 auto;
}
@media (max-width: 760px) { .grid { grid-template-columns: 1fr; } }
.card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
}
.card .dot {
  width: 10px; height: 10px; border-radius: 3px;
  display: inline-block; margin-bottom: 14px;
}
.card h3 { font-size: 15px; margin: 0 0 8px; color: white; }
.card p { font-size: 13px; color: var(--text-dim); margin: 0; }

/* Screenshots showcase */
.shots {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 980px;
  margin: 0 auto;
}
@media (max-width: 900px) { .shots { grid-template-columns: 1fr; } }
.shot {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  background: var(--bg-panel);
}
.shot img { width: 100%; display: block; }
.shot figcaption { padding: 12px 14px; font-size: 12px; color: var(--text-dim); margin: 0; }

/* CTA banner */
.banner {
  max-width: 980px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(0, 80, 100, 0.35), rgba(0, 188, 212, 0.08));
  border: 1px solid #1a3a50;
  border-radius: 14px;
  padding: 48px;
  text-align: center;
}
.banner h2 { margin-bottom: 10px; }
.banner p { color: var(--cyan-dim); margin-bottom: 26px; }

/* Legend swatch */
.legend-row { display: flex; gap: 22px; justify-content: center; flex-wrap: wrap; margin-top: 10px; }
.legend-item { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--cyan-dim); }
.legend-item .dot { width: 10px; height: 10px; border-radius: 2px; }

/* Timeline (vision page) */
.timeline {
  max-width: 760px;
  margin: 0 auto;
  border-left: 2px solid var(--border);
  padding-left: 30px;
}
.timeline-item { position: relative; padding-bottom: 40px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -37px;
  top: 4px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--cyan);
  border: 3px solid var(--bg);
  box-shadow: 0 0 0 2px var(--cyan);
}
.timeline-item.future::before { background: var(--bg); box-shadow: 0 0 0 2px var(--text-faint); }
.timeline-item .tag {
  font-size: 10px; letter-spacing: 1.5px; color: var(--cyan);
  font-weight: 700; margin-bottom: 6px; display: block;
}
.timeline-item.future .tag { color: var(--text-dim); }
.timeline-item h3 { margin: 0 0 8px; font-size: 17px; color: white; }
.timeline-item p { margin: 0; color: var(--text-dim); font-size: 14px; }

/* Quote / vision statement */
.statement {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  font-size: 22px;
  color: white;
  font-weight: 600;
  line-height: 1.5;
}
.statement span { color: var(--cyan); }

/* Contact page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  max-width: 980px;
  margin: 0 auto;
  align-items: start;
}
@media (max-width: 760px) { .contact-grid { grid-template-columns: 1fr; } }
.audience-list { list-style: none; padding: 0; margin: 20px 0 0; }
.audience-list li {
  padding: 14px 0;
  border-top: 1px solid var(--border);
  font-size: 14px;
  color: var(--text-dim);
}
.audience-list li strong { color: var(--text); display: block; margin-bottom: 4px; font-size: 14px; }

form.contact-form {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
}
form.contact-form label {
  display: block;
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--text-faint);
  margin: 16px 0 6px;
}
form.contact-form label:first-child { margin-top: 0; }
form.contact-form input,
form.contact-form textarea,
form.contact-form select {
  width: 100%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 10px 12px;
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
}
form.contact-form textarea { resize: vertical; min-height: 100px; }
form.contact-form button { margin-top: 22px; width: 100%; border: none; }

/* Footer */
footer {
  border-top: 1px solid var(--border);
  padding: 32px 24px;
  text-align: center;
  color: var(--text-faint);
  font-size: 12px;
}
footer a { color: var(--text-dim); }

/* Mobile nav toggle */
.nav-toggle { display: none; }
@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; background: none; border: none; color: var(--cyan); font-size: 22px; cursor: pointer; }
  nav.site-nav.open .nav-links {
    display: flex; flex-direction: column; position: absolute; top: 56px; left: 0; right: 0;
    background: var(--bg); border-bottom: 1px solid var(--border); padding: 16px 24px; gap: 16px;
  }
}