/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0B0F1A;
  --bg-surface: #141927;
  --bg-card: #1A2033;
  --accent: #00E5C3;
  --accent-dim: #00b89c;
  --text-primary: #F0F4FF;
  --text-secondary: #8892A4;
  --text-muted: #4A5568;
  --border: rgba(0, 229, 195, 0.12);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === NAV === */
.nav {
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.nav-badge {
  font-size: 11px;
  font-weight: 500;
  color: var(--accent);
  background: rgba(0, 229, 195, 0.08);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 20px;
  letter-spacing: 0.3px;
}

/* === HERO === */
.hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 32px 64px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(42px, 5vw, 66px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -2px;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 440px;
}

.status-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  position: relative;
  overflow: hidden;
}

.status-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.status-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(0, 229, 195, 0.4);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0, 229, 195, 0.4); }
  50% { box-shadow: 0 0 0 6px rgba(0, 229, 195, 0); }
}

.status-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.status-rows { display: flex; flex-direction: column; gap: 16px; }

.status-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.status-row:last-child { border-bottom: none; padding-bottom: 0; }

.sr-label { font-size: 13px; color: var(--text-secondary); }
.sr-value {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--text-primary);
}

/* === FEED === */
.feed { background: var(--bg-surface); padding: 80px 0; }

.feed-inner { max-width: 1100px; margin: 0 auto; padding: 0 32px; }

.feed-title {
  font-family: 'Syne', sans-serif;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 48px;
}

.feed-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.feed-item {
  display: flex;
  gap: 20px;
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.04);
  transition: border-color 0.2s;
}

.feed-item:hover { border-color: var(--border); }

.feed-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(0, 229, 195, 0.1);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.feed-content strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.feed-content p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* === CAPABILITIES === */
.capabilities { padding: 80px 0; }

.cap-inner { max-width: 1100px; margin: 0 auto; padding: 0 32px; }

.cap-title {
  font-family: 'Syne', sans-serif;
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -1px;
  color: var(--text-primary);
  margin-bottom: 48px;
  max-width: 480px;
}

.cap-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.cap-card {
  background: var(--bg-surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 28px;
  transition: border-color 0.2s;
}

.cap-card:hover { border-color: var(--border); }

.cap-label {
  font-family: 'Syne', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 10px;
}

.cap-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

/* === DIFFERENCE === */
.difference { background: var(--bg-surface); padding: 80px 0; }

.diff-inner { max-width: 1100px; margin: 0 auto; padding: 0 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }

.diff-title {
  font-family: 'Syne', sans-serif;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.8px;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.diff-body { font-size: 15px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 16px; }

.comparison { display: flex; flex-direction: column; gap: 0; }

.comp-col { padding: 20px 24px; }

.comp-head {
  font-family: 'Syne', sans-serif;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.comp-old .comp-head { color: var(--text-muted); }
.comp-new .comp-head { color: var(--accent); border-bottom-color: var(--border); }

.comp-item {
  font-size: 14px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  color: var(--text-secondary);
}

.comp-new .comp-item { color: var(--text-primary); }

.comp-old { background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.06); border-radius: 12px 12px 0 0; }
.comp-new { background: rgba(0, 229, 195, 0.04); border: 1px solid var(--border); border-top: none; border-radius: 0 0 12px 12px; }

/* === CLOSING === */
.closing { padding: 96px 0; text-align: center; }

.closing-inner { max-width: 700px; margin: 0 auto; padding: 0 32px; }

.closing-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  background: rgba(0, 229, 195, 0.08);
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 24px;
  margin-bottom: 32px;
}

.closing-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 800;
  letter-spacing: -1.5px;
  color: var(--text-primary);
  line-height: 1.1;
  margin-bottom: 24px;
}

.closing-body {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 520px;
  margin: 0 auto;
}

/* === FOOTER === */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 16px;
  color: var(--text-primary);
}

.footer-tagline { font-size: 13px; color: var(--text-muted); }

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding: 48px 20px 40px; }
  .feed-grid { grid-template-columns: 1fr; }
  .cap-grid { grid-template-columns: 1fr; }
  .diff-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
  .closing-headline { font-size: 32px; }
}