:root {
  --bg:#0e0f13;
  --fg:#ffffff;
  --muted:#9aa0a6;
  --accent:#e41f26;
}

* { box-sizing:border-box }
body {
  margin:0;
  font-family: system-ui, -apple-system, sans-serif;
  background:var(--bg);
  color:var(--fg);
}

.wrap { max-width:1100px; margin:auto; padding:60px 20px }
h1,h2,h3 { margin:0 0 10px }
.muted { color:var(--muted) }

.btn {
  display:inline-block;
  padding:12px 18px;
  border:1px solid var(--muted);
  color:var(--fg);
  text-decoration:none;
  border-radius:6px;
}
.btn.primary {
  background:var(--accent);
  border-color:var(--accent);
}

.hero { text-align:center }
.actions { display:flex; gap:12px; justify-content:center; margin-top:20px }

.system, .lane {
  border:1px solid #2a2d36;
  border-radius:8px;
  margin-bottom:12px;
}

.system-head, .lane-head {
  width:100%;
  background:none;
  border:none;
  color:var(--fg);
  padding:14px;
  text-align:left;
  font-size:16px;
  cursor:pointer;
}

.system-body, .lane-body {
  display:none;
  padding:0 14px 14px;
}

.system[data-open="true"] .system-body,
.lane[data-open="true"] .lane-body {
  display:block;
}

.status { font-size:12px; margin-left:8px }
.status.live { color:#2eb872 }
.status.beta { color:#ffd23c }
.status.internal { color:#888 }

.card-grid {
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:20px;
}

.flip-card {
  background:none;
  border:none;
  perspective:1000px;
}

.card-inner {
  position:relative;
  height:200px;
  transform-style:preserve-3d;
  transition:transform .6s;
}

.flip-card[aria-expanded="true"] .card-inner {
  transform:rotateY(180deg);
}

.card-face {
  position:absolute;
  inset:0;
  padding:20px;
  border:1px solid #2a2d36;
  border-radius:10px;
  backface-visibility:hidden;
}

.card-face.back {
  transform:rotateY(180deg);
}

/* === Portrait Founder Cards === */

.portrait-grid {
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:26px;
  margin-top:30px;
}

.portrait-card {
  background:none;
  border:none;
  padding:0;
  cursor:pointer;
  perspective:1200px;
}

.portrait-inner {
  position:relative;
  width:100%;
  aspect-ratio:3 / 4;
  transform-style:preserve-3d;
  transition:transform .7s ease;
}

.portrait-card[aria-expanded="true"] .portrait-inner {
  transform:rotateY(180deg);
}

.portrait-face {
  position:absolute;
  inset:0;
  border-radius:14px;
  overflow:hidden;
  backface-visibility:hidden;
  border:1px solid #2a2d36;
}

/* FRONT */
.portrait-face.front {
  background-size:cover;
  background-position:center;
}

.portrait-face.front::after {
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(
    to top,
    rgba(0,0,0,.75),
    rgba(0,0,0,.2) 50%,
    rgba(0,0,0,0)
  );
}

.portrait-face.front .overlay {
  position:absolute;
  bottom:16px;
  left:16px;
  right:16px;
  z-index:2;
}

.portrait-face.front h3 {
  margin:0;
  font-size:18px;
}

.portrait-face.front span {
  font-size:13px;
  color:var(--muted);
}

/* BACK */
.portrait-face.back {
  background:#121318;
  padding:20px;
  transform:rotateY(180deg);
  display:flex;
  flex-direction:column;
  justify-content:space-between;
}

.portrait-face.back p {
  font-size:14px;
  line-height:1.5;
}

.portrait-face.back ul {
  padding-left:18px;
  margin:10px 0 0;
  font-size:13px;
  color:var(--muted);
}

/* Reduce motion support */
@media (prefers-reduced-motion: reduce) {
  .portrait-inner {
    transition:none;
  }
}