/* Bob Michaels A2A landing pages. Static, self-contained.
   Palette and type matched to bobmichaels.ai (broadcast control-room aesthetic). */

:root {
  --bg: #07090b;
  --surface: #0d1216;
  --panel: #10171c;
  --line: rgba(143, 178, 187, 0.14);
  --signal: #2ee6a8;
  --amber: #f5a524;
  --ink: #e7eef0;
  --muted: #8da2aa;
  --display: "Bricolage Grotesque", system-ui, sans-serif;
  --body: "Instrument Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background-color: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--signal); color: #07090b; }

a { color: inherit; }

.wrap { max-width: 1024px; margin: 0 auto; padding: 0 20px; }

/* Top bar */
.topbar {
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(7, 9, 11, 0.85);
  backdrop-filter: blur(8px);
}
.topbar .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}
.topbar .tag {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--signal);
}
.topbar a.home {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid var(--line);
  padding: 7px 12px;
  border-radius: 6px;
  transition: color 0.2s, border-color 0.2s;
}
.topbar a.home:hover { color: var(--ink); border-color: var(--ink); }

/* Hero */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); }
.hero .atmosphere {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(143, 178, 187, 0.1) 1px, transparent 1px);
  background-size: 28px 28px;
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, black 30%, transparent 80%);
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, black 30%, transparent 80%);
  pointer-events: none;
}
.hero .wrap { position: relative; padding: 72px 20px 80px; }

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--signal);
  margin: 0 0 18px;
}
h1 {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  line-height: 1.03;
  letter-spacing: -0.02em;
  margin: 0 0 22px;
  max-width: 16ch;
}
h1 .glow { color: var(--signal); text-shadow: 0 0 18px rgba(46, 230, 168, 0.45); }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 56ch; margin: 0 0 18px; }
.subnote { font-size: 0.95rem; color: var(--muted); max-width: 56ch; margin: 0 0 30px; }

/* Buttons */
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; }
.btn {
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  text-decoration: none;
  padding: 12px 18px;
  border-radius: 7px;
  border: 1px solid var(--line);
  color: var(--muted);
  transition: all 0.2s;
}
.btn:hover { color: var(--ink); border-color: var(--ink); }
.btn.primary {
  border-color: rgba(46, 230, 168, 0.4);
  background: rgba(46, 230, 168, 0.1);
  color: var(--signal);
}
.btn.primary:hover { background: rgba(46, 230, 168, 0.2); color: var(--signal); }

/* Sections */
section { border-bottom: 1px solid var(--line); }
section .wrap { padding: 64px 20px; }
.kicker {
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--amber);
  margin: 0 0 14px;
}
h2 {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  letter-spacing: -0.01em;
  margin: 0 0 18px;
}
h3 { font-family: var(--display); font-weight: 700; font-size: 1.15rem; margin: 0 0 8px; }
p.body { color: var(--muted); max-width: 66ch; margin: 0 0 16px; }

/* Card grid */
.grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  margin-top: 28px;
}
.grid.two { grid-template-columns: repeat(2, 1fr); }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.card { background: var(--bg); padding: 26px; }
.card .num { font-family: var(--mono); font-size: 12px; letter-spacing: 0.15em; color: var(--amber); }
.card h3 { margin-top: 12px; color: var(--ink); }
.card p { color: var(--muted); font-size: 0.95rem; margin: 10px 0 0; }

/* Proof list */
.proof { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 14px; }
.proof li { display: flex; gap: 12px; color: var(--ink); font-size: 1rem; }
.proof li::before { content: "\25B8"; color: var(--signal); flex: none; }
.proof li b { color: var(--ink); }

/* Live endpoint callout */
.endpoint {
  margin-top: 28px;
  border: 1px solid rgba(46, 230, 168, 0.4);
  border-radius: 12px;
  background: var(--surface);
  padding: 22px 24px;
  box-shadow: 0 0 24px rgba(46, 230, 168, 0.08), 0 0 80px rgba(46, 230, 168, 0.05);
}
.endpoint .live {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--signal);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.endpoint .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--signal); display: inline-block; }
.endpoint code {
  display: block;
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--muted);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
  margin-top: 14px;
  overflow-x: auto;
  white-space: pre;
}

/* FAQ */
.faq { display: grid; gap: 18px; margin-top: 26px; }
.faq details {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  padding: 18px 20px;
}
.faq summary {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.05rem;
  cursor: pointer;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--signal); font-family: var(--mono); }
.faq details[open] summary::after { content: "\2212"; }
.faq p { color: var(--muted); margin: 12px 0 0; }

/* CTA band */
.band { background: var(--surface); }
.band .wrap { text-align: center; padding: 72px 20px; }
.band h2 { margin-bottom: 22px; }
.band .cta-row { justify-content: center; }

/* Footer */
footer { padding: 36px 20px; }
footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  align-items: center;
}
footer p { color: var(--muted); font-size: 0.85rem; margin: 0; }
footer .mono { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.18em; }
footer a { color: var(--signal); text-decoration: none; }

/* Reveal */
@keyframes rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
.rise { opacity: 0; animation: rise 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards; }
.rise-1 { animation-delay: 0.05s; }
.rise-2 { animation-delay: 0.15s; }
.rise-3 { animation-delay: 0.25s; }
.rise-4 { animation-delay: 0.35s; }

@media (max-width: 720px) {
  .grid.two, .grid.three { grid-template-columns: 1fr; }
  .hero .wrap { padding: 52px 20px 60px; }
}

@media (prefers-reduced-motion: reduce) {
  .rise { animation: none; opacity: 1; }
  html { scroll-behavior: auto; }
}