/* Pftui-inspired — two-column hero with video on the side */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;700&display=swap');

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "JetBrains Mono", monospace;
  background: #0a0a0a;
  color: #c0c0c0;
  font-size: 15px;
  line-height: 1.7;
}

.inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.inner.narrow {
  max-width: 680px;
}

.inner.medium {
  max-width: 960px;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #1a1a1a;
  z-index: 100;
}

header .inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 48px;
}

.logo {
  font-weight: 700;
  font-size: 14px;
  color: #22c55e;
  text-decoration: none;
}

.logo::before {
  content: '> ';
  color: #555;
}

nav a {
  color: #666;
  text-decoration: none;
  font-size: 12px;
  margin-left: 20px;
  transition: color .2s;
}

nav a:hover {
  color: #22c55e;
}

/* Hero — two-column grid */
.hero {
  padding: 140px 0 70px;
  text-align: left;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 2.5fr;
  gap: 48px;
  align-items: center;
}

.hero h1 {
  font-size: 28px;
  line-height: 1.3;
  font-weight: 700;
  color: #e0e0e0;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}

.sub {
  font-size: 15px;
  color: #777;
  margin-bottom: 28px;
  line-height: 1.6;
}

.video-wrapper {
  position: relative;
  padding-bottom: 54.1667%;
  height: 0;
  overflow: hidden;
  background: #000;
}

.video-wrapper video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: fill;
}

.video-wrapper video.playing {
  object-fit: cover;
  object-position: 50% 0%;
}

.video-caption {
  font-size: 13px;
  color: #555;
  margin-top: 8px;
  line-height: 1.5;
}

/* Sections */
section {
  padding: 70px 0;
}

section.alt {
  background: #0c0c0c;
}

section.dark {
  background: #080808;
}

#vision {
  text-align: center;
}

h2 {
  font-size: 20px;
  font-weight: 700;
  color: #e0e0e0;
  margin-bottom: 20px;
  text-align: center;
}

.lead {
  font-size: 14px;
  color: #888;
  margin-bottom: 28px;
  text-align: center;
}

p {
  margin-bottom: 16px;
  font-size: 14px;
  color: #999;
}

.emphasis {
  font-size: 14px;
  color: #22c55e;
  font-weight: 700;
}

/* Blockquote */
blockquote {
  font-size: 18px;
  color: #c0c0c0;
  padding: 24px 0;
  border-top: 1px solid rgba(34, 197, 94, 0.3);
  border-bottom: 1px solid rgba(34, 197, 94, 0.3);
  margin: 24px 0;
  text-align: center;
}

#thesis {
  padding: 40px 0;
}

/* Opportunity grid */

.opportunity-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
  margin: 32px 0;
}

.opp-card {
  background: #12121a;
  border: 1px solid #27272a;
  border-radius: 10px;
  padding: 28px 24px;
  transition: border-color .2s;
}

.opp-card:hover {
  border-color: #22c55e;
}

.opp-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: #e4e4e7;
  margin: 12px 0 10px;
}

.opp-card p {
  font-size: 14px;
  color: #a1a1aa;
  margin: 0;
  line-height: 1.6;
}

/* Symbiosis grid */
.symbiosis-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 32px 0;
}

.sym-col {
  border: 1px solid #1a1a1a;
  padding: 24px;
}

.sym-col.highlighted {
  border-color: rgba(34, 197, 94, 0.3);
}

.sym-col h3 {
  font-size: 16px;
  font-weight: 700;
  color: #e0e0e0;
  margin-bottom: 12px;
}

.sym-col ul {
  list-style: none;
  padding: 0;
}

.sym-col li {
  font-size: 14px;
  color: #888;
  margin-bottom: 8px;
  line-height: 1.5;
}

.sym-col li::before {
  content: '>';
  color: #22c55e;
  margin-right: 8px;
}

/* Flywheel */
.flywheel {
  list-style: none;
  padding: 0;
}

.flywheel li {
  font-size: 14px;
  margin-bottom: 16px;
  padding: 16px;
  border: 1px solid #1a1a1a;
  line-height: 1.6;
  color: #999;
}

.flywheel li::before {
  content: '>';
  font-weight: 700;
  color: #22c55e;
  margin-right: 8px;
}

.flywheel li strong {
  color: #d0d0d0;
}

/* Footer */
footer {
  padding: 32px 0;
  border-top: 1px solid #1a1a1a;
}

footer .inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

footer p {
  font-size: 12px;
  color: #555;
  margin: 0;
}

/* Fade-in animation */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 22px;
  }

  .opportunity-grid {
    grid-template-columns: 1fr;
  }

  .symbiosis-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  h2 {
    font-size: 17px;
  }

  header nav {
    display: none;
  }
}