/* === BASE === */
:root {
  --bg: #0c0e1a;
  --surface: #111428;
  --surface-2: #181b33;
  --border: rgba(255,255,255,0.07);
  --fg: #e8eaf6;
  --fg-muted: #7b7f9e;
  --accent: #3d7fff;
  --accent-glow: rgba(61,127,255,0.25);
  --amber: #f5c842;
  --green: #3dffa0;
  --red: #ff5f5f;
  --font-display: 'Syne', sans-serif;
  --font-body: 'Figtree', sans-serif;
  --radius: 10px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === NAV === */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
}

.nav-logo { display: flex; align-items: center; gap: 10px; }
.logo-mark { font-size: 22px; color: var(--accent); }
.logo-name { font-family: var(--font-display); font-weight: 700; font-size: 18px; letter-spacing: -0.02em; }
.nav-tagline { font-size: 13px; color: var(--fg-muted); letter-spacing: 0.08em; text-transform: uppercase; }

/* === HERO === */
.hero {
  padding: 80px 48px 64px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-eyebrow {
  display: inline-block;
  background: var(--accent-glow);
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 4.5vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  color: var(--fg);
}

.hero-lede {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 460px;
  margin-bottom: 40px;
}

.hero-stats { display: flex; align-items: center; gap: 24px; }
.stat { display: flex; flex-direction: column; }
.stat-value { font-family: var(--font-display); font-size: 22px; font-weight: 700; color: var(--fg); }
.stat-label { font-size: 12px; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.stat-divider { width: 1px; height: 36px; background: var(--border); }

/* === SIGNAL FEED === */
.signal-feed {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 0 60px rgba(61,127,255,0.08);
}

.feed-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}

.feed-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.feed-title { font-size: 12px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--fg-muted); }

.feed-items { padding: 8px 0; }

.feed-item {
  display: grid;
  grid-template-columns: 52px 1fr auto;
  align-items: start;
  gap: 12px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}

.feed-item:last-child { border-bottom: none; }

.feed-token {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  color: var(--accent);
  background: rgba(61,127,255,0.12);
  padding: 3px 8px;
  border-radius: 4px;
  text-align: center;
  width: fit-content;
}

.feed-event { color: var(--fg); line-height: 1.4; }

.feed-time { color: var(--fg-muted); font-size: 11px; white-space: nowrap; padding-top: 2px; }

/* === CAPABILITIES === */
.capabilities {
  padding: 96px 48px;
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 56px;
  color: var(--fg);
}

.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.cap-card {
  background: var(--surface);
  padding: 32px 28px;
  transition: background 0.2s;
}

.cap-card:hover { background: var(--surface-2); }

.cap-icon {
  font-size: 24px;
  color: var(--accent);
  margin-bottom: 16px;
}

.cap-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--fg);
}

.cap-desc { font-size: 14px; color: var(--fg-muted); line-height: 1.6; }

/* === HOW IT WORKS === */
.how-it-works {
  padding: 96px 48px;
  background: var(--surface);
}

.how-it-works .section-headline { margin-bottom: 64px; }

.steps {
  display: flex;
  align-items: center;
  gap: 0;
  max-width: 1100px;
  margin: 0 auto;
}

.step {
  flex: 1;
  padding: 32px 28px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--bg);
}

.step-arrow {
  font-size: 24px;
  color: var(--accent);
  padding: 0 20px;
  flex-shrink: 0;
}

.step-num {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.step-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--fg);
}

.step-desc { font-size: 14px; color: var(--fg-muted); line-height: 1.6; }

/* === PHILOSOPHY === */
.philosophy {
  padding: 96px 48px;
  max-width: 1200px;
  margin: 0 auto;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.philosophy-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 48px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--fg);
}

.philosophy-body {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.philosophy-tag {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.tag {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--fg-muted);
  font-size: 12px;
  padding: 6px 14px;
  border-radius: 20px;
}

/* === CLOSING === */
.closing {
  padding: 96px 48px;
  background: var(--surface);
  text-align: center;
}

.closing-inner { max-width: 700px; margin: 0 auto; }

.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--fg);
  margin-bottom: 20px;
}

.closing-sub {
  font-size: 18px;
  color: var(--fg-muted);
}

/* === FOOTER === */
.footer {
  padding: 32px 48px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-logo { display: flex; align-items: center; gap: 8px; }

.footer-copy {
  font-size: 13px;
  color: var(--fg-muted);
  margin-left: 8px;
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .hero-grid,
  .philosophy-grid { grid-template-columns: 1fr; gap: 40px; }
  .cap-grid { grid-template-columns: 1fr 1fr; }
  .steps { flex-direction: column; gap: 16px; }
  .step-arrow { display: none; }
  .hero, .capabilities, .how-it-works, .philosophy, .closing, .footer { padding-left: 24px; padding-right: 24px; }
  .nav { padding: 16px 24px; }
}

@media (max-width: 600px) {
  .cap-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; gap: 16px; }
  .feed-item { grid-template-columns: 44px 1fr; }
  .feed-time { display: none; }
}

/* === NAV LINKS === */
.nav-links {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-dash-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  padding: 6px 14px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
}

.nav-dash-link:hover {
  background: var(--accent);
  color: #fff;
}

.nav-links .nav-tagline { display: block; }

@media (max-width: 600px) {
  .nav-dash-link { display: none; }
}