/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #0D0D0D;
  --surface:  #161616;
  --border:   #2A2A2A;
  --text:     #E8E4DF;
  --muted:    #6B6B6B;
  --accent:   #CCFF00;
  --font-display: 'Syne', sans-serif;
  --font-mono:    'DM Mono', monospace;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Nav ── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 3rem;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(13,13,13,0.85);
  backdrop-filter: blur(12px);
  z-index: 100;
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.15em;
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--text); }

.nav-cta {
  color: var(--accent) !important;
  border: 1px solid var(--accent);
  padding: 0.4rem 1rem;
  border-radius: 2px;
  transition: background 0.2s, color 0.2s !important;
}

.nav-cta:hover {
  background: var(--accent) !important;
  color: var(--bg) !important;
}

/* ── Hero ── */
.hero {
  padding: 7rem 3rem 5rem;
  max-width: 1100px;
  margin: 0 auto;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 2.5rem;
  text-transform: uppercase;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.7); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 9vw, 8rem);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.03em;
  margin-bottom: 2rem;
}

.hero-title em {
  font-style: italic;
  font-weight: 400;
  color: var(--muted);
}

.accent { color: var(--accent); }

.hero-sub {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 3rem;
  max-width: 340px;
}

.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: var(--bg);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  padding: 0.9rem 2rem;
  border-radius: 2px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(204,255,0,0.25);
}

/* ── Marquee ── */
.marquee-wrap {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  padding: 1rem 0;
  margin: 2rem 0;
}

.marquee-track {
  display: flex;
  gap: 2rem;
  white-space: nowrap;
  animation: marquee 18s linear infinite;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.marquee-track .sep { color: var(--accent); }

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── Cards ── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.card {
  background: var(--bg);
  padding: 3rem;
  position: relative;
  transition: background 0.25s;
  cursor: default;
}

.card:hover { background: var(--surface); }

.card::before {
  content: attr(data-index);
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 0.7rem;
  color: var(--border);
  letter-spacing: 0.1em;
  font-family: var(--font-mono);
}

.card h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 1rem;
  transition: color 0.2s;
}

.card:hover h2 { color: var(--accent); }

.card p {
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.8;
}

/* ── Footer ── */
.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 3rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.06em;
}

/* ── Reveal animation ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ── */
@media (max-width: 640px) {
  .nav { padding: 1.2rem 1.5rem; }
  .hero { padding: 4rem 1.5rem 3rem; }
  .cards .card { padding: 2rem 1.5rem; }
  .footer { flex-direction: column; gap: 0.5rem; text-align: center; }
}