/* AINNA Split Visual Promo Cards — unified design system */
:root {
  --card-bio: #00d4aa;
  --card-bio-2: #008cff;
  --card-edge: #63d19a;
  --card-edge-2: #efb650;
  --card-city: #4ed4e4;
  --card-city-2: #f07777;
  --card-chip: #00f0ff;
  --card-chip-2: #7c3aed;
}

.ainna-promo-cards {
  max-width: 1180px;
  margin: 24px auto 28px;
  padding: 0 14px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 16px;
}

/* ── Card base ── */
.ainna-split-card {
  position: relative;
  display: flex;
  border-radius: 20px;
  overflow: hidden;
  cursor: pointer;
  min-height: 180px;
  transition: transform 0.35s cubic-bezier(0.4,0,0.2,1), box-shadow 0.35s ease;
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow);
}
.ainna-split-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

/* ── Visual panel (left 40%) ── */
.ainna-split-visual {
  position: relative;
  flex: 0 0 40%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ainna-split-visual svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* ── Content panel (right 60%) ── */
.ainna-split-content {
  flex: 1;
  padding: 18px 18px 18px 16px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  min-width: 0;
}
.ainna-split-badge {
  display: inline-flex;
  align-self: flex-start;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 999px;
  color: #fff;
}
.ainna-split-title {
  font-size: 15px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.ainna-split-motto {
  font-family: 'JetBrains Mono', 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.03em;
  opacity: 0.75;
}
.ainna-split-cta {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  color: #fff !important;
  margin-top: 4px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.ainna-split-card:hover .ainna-split-cta {
  transform: translateX(3px);
}

/* ── Theme: BioResearch (cyan/blue) ── */
.ainna-split-bio .ainna-split-visual { background: linear-gradient(135deg, rgba(0,212,170,0.15), rgba(0,140,255,0.10)); }
.ainna-split-bio .ainna-split-badge { background: linear-gradient(135deg, #007a5e, #0060b8); }
.ainna-split-bio .ainna-split-motto { color: #007a5e; }
.ainna-split-bio .ainna-split-cta { background: linear-gradient(135deg, #007a5e, #0060b8); box-shadow: 0 3px 12px rgba(0,212,170,0.3); }
html[data-theme="dark"] .ainna-split-bio .ainna-split-motto { color: #00d4aa; }
html[data-theme="dark"] .ainna-split-bio .ainna-split-badge,
html[data-theme="dark"] .ainna-split-bio .ainna-split-cta { background: linear-gradient(135deg, #00d4aa, #008cff); color: #05070f !important; }

/* ── Theme: Edge AI (green/amber) ── */
.ainna-split-edge .ainna-split-visual { background: linear-gradient(135deg, rgba(99,209,154,0.15), rgba(239,182,80,0.10)); }
.ainna-split-edge .ainna-split-badge { background: linear-gradient(135deg, #267a52, #b87a13); }
.ainna-split-edge .ainna-split-motto { color: #267a52; }
.ainna-split-edge .ainna-split-cta { background: linear-gradient(135deg, #267a52, #b87a13); box-shadow: 0 3px 12px rgba(99,209,154,0.3); }
html[data-theme="dark"] .ainna-split-edge .ainna-split-motto { color: #63d19a; }
html[data-theme="dark"] .ainna-split-edge .ainna-split-badge,
html[data-theme="dark"] .ainna-split-edge .ainna-split-cta { background: linear-gradient(135deg, #63d19a, #efb650); color: #05070f !important; }

/* ── Theme: SmartCity (teal/red) ── */
.ainna-split-city .ainna-split-visual { background: linear-gradient(135deg, rgba(78,212,228,0.15), rgba(240,119,119,0.10)); }
.ainna-split-city .ainna-split-badge { background: linear-gradient(135deg, #0a6b7a, #a33838); }
.ainna-split-city .ainna-split-motto { color: #0a6b7a; }
.ainna-split-city .ainna-split-cta { background: linear-gradient(135deg, #0a6b7a, #a33838); box-shadow: 0 3px 12px rgba(78,212,228,0.3); }
html[data-theme="dark"] .ainna-split-city .ainna-split-motto { color: #4ed4e4; }
html[data-theme="dark"] .ainna-split-city .ainna-split-badge,
html[data-theme="dark"] .ainna-split-city .ainna-split-cta { background: linear-gradient(135deg, #4ed4e4, #f07777); color: #05070f !important; }

/* ── Theme: Semicon (cyan/violet) ── */
.ainna-split-chip .ainna-split-visual { background: linear-gradient(135deg, rgba(0,240,255,0.15), rgba(124,58,237,0.10)); }
.ainna-split-chip .ainna-split-badge { background: linear-gradient(135deg, #0891b2, #7c3aed); }
.ainna-split-chip .ainna-split-motto { color: #006b73; }
.ainna-split-chip .ainna-split-cta { background: linear-gradient(135deg, #0891b2, #7c3aed); box-shadow: 0 3px 12px rgba(0,240,255,0.3); }
html[data-theme="dark"] .ainna-split-chip .ainna-split-motto { color: #00f0ff; }
html[data-theme="dark"] .ainna-split-chip .ainna-split-badge,
html[data-theme="dark"] .ainna-split-chip .ainna-split-cta { background: linear-gradient(135deg, #00f0ff, #7c3aed); color: #05070f !important; }

/* ── SVG Animations ── */
/* DNA helix */
.dna-strand { stroke-dasharray: 120; stroke-dashoffset: 120; animation: dnaDraw 2.5s ease-in-out infinite alternate; }
.dna-dot { animation: dnaPulse 2s ease-in-out infinite; }
.dna-dot:nth-child(2n) { animation-delay: 0.3s; }
.dna-dot:nth-child(3n) { animation-delay: 0.6s; }
@keyframes dnaDraw { 0% { stroke-dashoffset: 120; } 100% { stroke-dashoffset: 0; } }
@keyframes dnaPulse { 0%,100% { opacity: 0.3; r: 2; } 50% { opacity: 1; r: 3.5; } }

/* Signal wave */
.signal-line { stroke-dasharray: 200; stroke-dashoffset: 200; animation: signalDraw 2s ease-in-out infinite alternate; }
.signal-dot { animation: signalBounce 1.5s ease-in-out infinite; }
.signal-dot:nth-child(2) { animation-delay: 0.3s; }
.signal-dot:nth-child(3) { animation-delay: 0.6s; }
@keyframes signalDraw { 0% { stroke-dashoffset: 200; } 100% { stroke-dashoffset: 0; } }
@keyframes signalBounce { 0%,100% { transform: translateY(0); opacity: 0.4; } 50% { transform: translateY(-4px); opacity: 1; } }

/* City rise + continuous sway + glow pulse */
.city-building { animation: cityRise 2.5s ease-out both, citySway 4s ease-in-out infinite 2.5s, cityPulse 3s ease-in-out infinite 2.5s; }
.city-building:nth-child(2) { animation-delay: 0.3s, 2.8s, 2.8s; }
.city-building:nth-child(3) { animation-delay: 0.6s, 3.1s, 3.1s; }
.city-building:nth-child(4) { animation-delay: 0.9s, 3.4s, 3.4s; }
.city-building:nth-child(5) { animation-delay: 1.2s, 3.7s, 3.7s; }
.city-building:nth-child(6) { animation-delay: 1.5s, 4s, 4s; }
.city-window { animation: windowGlow 3.5s ease-in-out infinite alternate; }
.city-window:nth-child(2n) { animation-delay: 0.6s; }
.city-window:nth-child(3n) { animation-delay: 1.2s; }
@keyframes cityRise { 0% { transform: scaleY(0); transform-origin: bottom; } 100% { transform: scaleY(1); } }
@keyframes citySway { 0%,100% { transform: skewX(0deg); } 25% { transform: skewX(0.3deg); } 75% { transform: skewX(-0.3deg); } }
@keyframes cityPulse { 0%,100% { opacity: 0.7; } 50% { opacity: 1; } }
@keyframes windowGlow { 0% { opacity: 0.15; } 100% { opacity: 1; } }

/* Chip trace */
.chip-trace { stroke-dasharray: 80; stroke-dashoffset: 80; animation: chipTrace 2s ease-in-out infinite alternate; }
.chip-node { animation: chipPulse 1.8s ease-in-out infinite; }
.chip-node:nth-child(2n) { animation-delay: 0.3s; }
.chip-node:nth-child(3n) { animation-delay: 0.6s; }
@keyframes chipTrace { 0% { stroke-dashoffset: 80; } 100% { stroke-dashoffset: 0; } }
@keyframes chipPulse { 0%,100% { opacity: 0.3; r: 2; } 50% { opacity: 1; r: 4; } }

/* ── Modal (reuse existing modal styles from each card) ── */
.ainna-split-card .ainna-split-visual svg { width: 100%; height: 100%; }

@media (max-width: 720px) {
  .ainna-split-visual { flex: 0 0 35%; }
  .ainna-split-content { padding: 14px; }
  .ainna-split-title { font-size: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  .dna-strand, .dna-dot, .signal-line, .signal-dot,
  .city-building, .city-window, .chip-trace, .chip-node { animation: none !important; }
}
html[data-boost="true"] .dna-strand, html[data-boost="true"] .dna-dot,
html[data-boost="true"] .signal-line, html[data-boost="true"] .signal-dot,
html[data-boost="true"] .city-building, html[data-boost="true"] .city-window,
html[data-boost="true"] .chip-trace, html[data-boost="true"] .chip-node { animation: none !important; }