:root {
  --bg: #0B0B0C;
  --surface: #141416;
  --ink: #ECE8E1;
  --ink-dim: #9A968E;
  --accent: #F5A623;       /* warm amber phosphor */
  --accent-soft: rgba(245,166,35,0.15);
  --border: rgba(236,232,225,0.12);
  --font-head: "Space Grotesk", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --maxw: 720px;
  --pad: 20px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-head);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
main { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }
.eyebrow { font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); }
.btn {
  display: inline-block; font-family: var(--font-mono); font-weight: 600;
  background: var(--accent); color: #0B0B0C; text-decoration: none;
  padding: 14px 22px; border-radius: 4px; border: 0; cursor: pointer;
  transition: transform 0.12s ease;
}
.btn:hover { transform: translateY(-2px); }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}

/* CRT scanline overlay */
body::before {
  content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 1;
  background: repeating-linear-gradient(
    to bottom, rgba(255,255,255,0.02) 0px, rgba(255,255,255,0.02) 1px,
    transparent 1px, transparent 3px
  );
}
main { position: relative; z-index: 2; }

/* Hero */
#hero { padding: 64px 0 40px; }
.hero-title { font-size: 34px; font-weight: 700; line-height: 1.15; margin: 14px 0 16px; }
.hero-sub { color: var(--ink-dim); font-size: 17px; margin-bottom: 28px; max-width: 56ch; }
@media (min-width: 640px) { .hero-title { font-size: 44px; } }

/* Sticky top connect bar */
#connect-bar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11,11,12,0.92); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.connect-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 10px var(--pad);
  display: flex; gap: 8px; align-items: stretch;
}
.connect-link {
  flex: 1; min-height: 46px;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font-family: var(--font-mono); font-weight: 600; font-size: 15px;
  text-decoration: none; border-radius: 6px; cursor: pointer;
  border: 1px solid transparent; transition: transform 0.12s ease, filter 0.12s ease;
}
.connect-link:hover { transform: translateY(-1px); }
.connect-link.whatsapp { background: var(--accent); color: #0B0B0C; }
.connect-link.whatsapp:hover { filter: brightness(1.08); }
.connect-link.linkedin { background: var(--ink); color: var(--bg); }
.connect-link.linkedin:hover { filter: brightness(0.92); }
.connect-link.bookmark { background: transparent; color: var(--accent); border-color: var(--accent); }
.connect-link.bookmark:hover { background: var(--accent-soft); }
@media (prefers-reduced-motion: reduce) { .connect-link { transition: none; } }

/* Offer cards */
#offers { padding: 48px 0; }
.section-title { font-size: 26px; margin: 12px 0 12px; }
.section-sub { color: var(--ink-dim); font-size: 16px; margin-bottom: 24px; }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 8px; padding: 22px; margin-bottom: 16px;
}
.card h3 { font-size: 20px; margin-bottom: 10px; }
.card p { color: var(--ink-dim); font-size: 16px; }
.card-hero { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent-soft); }
.card-tag {
  display: inline-block; font-family: var(--font-mono); font-size: 12px;
  color: var(--accent); border: 1px solid var(--accent); border-radius: 999px;
  padding: 3px 10px; margin-bottom: 12px;
}

/* Proof section */
#proof { padding: 48px 0; }
.media-grid { display: grid; grid-template-columns: 1fr; gap: 16px; margin-bottom: 24px; }
.media-tile { background: #000; border-radius: 10px; overflow: hidden; border: 1px solid var(--border); }
.media-tile video { width: 100%; aspect-ratio: 9 / 16; object-fit: cover; display: block; background: #000; }
.media-cap { font-family: var(--font-mono); font-size: 13px; color: var(--ink-dim); padding: 10px 12px; }
.btn-ghost { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.proof-cta { text-align: center; margin-top: 8px; padding: 24px; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; }
.proof-cta-note { color: var(--ink); font-size: 16px; margin-bottom: 16px; max-width: 42ch; margin-left: auto; margin-right: auto; }
@media (min-width: 640px) { .media-grid { grid-template-columns: repeat(3, 1fr); } }

/* Pilot */
#pilot { padding: 32px 0; }
.guarantee-box { background: var(--accent-soft); border: 1px solid var(--accent); border-radius: 10px; padding: 24px; }
.pilot-body { color: var(--ink); font-size: 16px; margin-bottom: 16px; }
.pilot-list { list-style: none; margin: 0 0 16px; padding: 0; }
.pilot-list li { font-size: 15px; color: var(--ink); padding-left: 22px; position: relative; margin-bottom: 8px; }
.pilot-list li::before { content: ">"; position: absolute; left: 0; color: var(--accent); font-family: var(--font-mono); }
.guarantee-note { font-family: var(--font-mono); font-size: 14px; color: var(--accent); margin-top: 8px; }

/* Final CTA */
#cta { padding: 56px 0; text-align: center; }
.cta-sub { color: var(--ink-dim); margin-bottom: 24px; }

/* Footer */
#footer { padding: 40px 0 56px; border-top: 1px solid var(--border); color: var(--ink-dim); font-family: var(--font-mono); font-size: 13px; }
#footer a { color: var(--ink-dim); }
#footer p { margin-bottom: 6px; }

/* Accessibility: focus styles */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}