:root {
  --bg: #02060f;
  --ink: #e8f4ff;
  --muted: #8fb0c9;
  --pink: #ff4fa3;
  --cyan: #3de0ff;
  --gold: #ffd56a;
  --card: rgba(8, 16, 32, 0.72);
  --line: rgba(120, 180, 255, 0.22);
  --glow: 0 0 40px rgba(61, 224, 255, 0.18);
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  min-height: 100vh;
  overflow-x: hidden;
}
a { color: var(--cyan); text-decoration: none; }
a:hover { color: var(--gold); }

.video-bg {
  position: fixed; inset: 0; z-index: -2; overflow: hidden;
}
.video-bg video {
  width: 100%; height: 100%; object-fit: cover;
  filter: brightness(0.45) saturate(1.15) contrast(1.05);
}
.video-bg .shade {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 40%, rgba(255,79,163,0.18), transparent 45%),
    radial-gradient(ellipse at 80% 20%, rgba(61,224,255,0.16), transparent 40%),
    linear-gradient(180deg, rgba(2,6,15,0.35), rgba(2,6,15,0.82));
}

.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 0.85rem 1.25rem;
  backdrop-filter: blur(14px);
  background: rgba(2, 8, 18, 0.55);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 0.7rem; font-weight: 800; letter-spacing: 0.04em; }
.brand img {
  width: 42px; height: 42px; border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(255,213,106,0.45), var(--glow);
  object-fit: cover;
}
.nav-links { display: flex; flex-wrap: wrap; gap: 0.75rem 1rem; font-size: 0.92rem; }
.nav-links a { color: var(--muted); }
.nav-links a:hover { color: var(--ink); }

.wrap { width: min(1120px, calc(100% - 2rem)); margin: 0 auto; }

.hero {
  padding: 2.5rem 0 1.5rem;
  display: grid; gap: 1.5rem;
}
.hero-banner {
  width: 100%; border-radius: 18px; overflow: hidden;
  border: 1px solid var(--line); box-shadow: var(--glow);
}
.hero-banner img { display: block; width: 100%; height: auto; }
.hero-copy {
  display: grid; gap: 1rem;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: start;
}
@media (max-width: 860px) {
  .hero-copy { grid-template-columns: 1fr; }
}
.badge {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.35rem 0.75rem; border-radius: 999px;
  background: rgba(61,224,255,0.12); border: 1px solid var(--line);
  color: var(--cyan); font-size: 0.8rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
}
h1 {
  margin: 0.55rem 0 0.4rem;
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.05;
  text-shadow: 0 0 30px rgba(255,79,163,0.35);
}
h1 span { color: var(--pink); }
.lead { margin: 0; color: var(--muted); font-size: 1.05rem; max-width: 40rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1rem; }
.btn {
  appearance: none; border: 1px solid var(--line);
  background: rgba(61,224,255,0.12); color: var(--ink);
  padding: 0.7rem 1.05rem; border-radius: 999px;
  font-weight: 700; cursor: pointer;
  transition: transform .15s ease, background .15s ease;
}
.btn:hover { transform: translateY(-1px); background: rgba(255,79,163,0.18); }
.btn.primary {
  background: linear-gradient(135deg, rgba(255,79,163,0.85), rgba(61,224,255,0.55));
  border-color: transparent; color: #061018;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.1rem 1.2rem;
  backdrop-filter: blur(12px);
  box-shadow: var(--glow);
}
.card h2 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold);
}

.grid-2 {
  display: grid; gap: 1rem;
  grid-template-columns: 1fr 1fr;
  margin: 1.25rem 0;
}
@media (max-width: 860px) {
  .grid-2 { grid-template-columns: 1fr; }
}

.ca-box {
  display: flex; gap: 0.6rem; align-items: center;
  background: rgba(0,0,0,0.35);
  border: 1px dashed rgba(255,213,106,0.45);
  border-radius: 12px; padding: 0.75rem 0.85rem;
  word-break: break-all; font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.9rem;
}
.ca-box code { flex: 1; color: var(--gold); }
#copy-ca { white-space: nowrap; }
.copy-toast {
  margin-top: 0.5rem; font-size: 0.85rem; color: var(--cyan);
  opacity: 0; transition: opacity .2s ease;
}
.copy-toast.show { opacity: 1; }
.ca-meta {
  margin: 0.85rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.chart-frame {
  width: 100%; height: 520px; border: 0; border-radius: 14px;
  background: #0b1220;
}
.chart-placeholder {
  height: 520px; display: grid; place-items: center; text-align: center;
  color: var(--muted); border-radius: 14px;
  border: 1px dashed var(--line); background: rgba(0,0,0,0.25);
  padding: 1.5rem;
}
.chart-placeholder strong { color: var(--ink); display: block; margin-bottom: 0.4rem; }

.tweet-embed {
  min-height: 420px;
  display: flex; justify-content: center;
}
.tweet-embed blockquote { margin: 0; }
.tweet-fallback {
  width: 100%; color: var(--ink);
}
.tweet-fallback img {
  width: 100%; border-radius: 12px; margin-top: 0.75rem;
  border: 1px solid var(--line);
}

.about p { color: var(--muted); line-height: 1.55; margin: 0 0 0.75rem; }
.foot {
  margin: 2rem 0 2.5rem; text-align: center; color: var(--muted); font-size: 0.85rem;
}
.foot .tiny { opacity: 0.75; }