/* EntreSync shared design system — loaded after tailwind.css */

:root {
  --ink-950: #06080c;
  --ink-900: #0a0f14;
  --ink-800: #111820;
  --signal: #2bbf8a;
  --signal-blue: #3b9eff;
  --signal-dim: rgba(43, 191, 138, 0.14);
  --signal-glow: rgba(59, 158, 255, 0.18);
  --signal-glow-green: rgba(43, 191, 138, 0.14);
  --hairline: rgba(255, 255, 255, 0.08);
  --surface: rgba(255, 255, 255, 0.02);
}

html { scroll-behavior: smooth; }

body {
  font-feature-settings: "ss01", "cv11";
}

.grid-bg {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 0%, black 35%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, black 35%, transparent 72%);
}

.glow {
  background:
    radial-gradient(ellipse at 42% -10%, var(--signal-glow), transparent 52%),
    radial-gradient(ellipse at 68% 0%, var(--signal-glow-green), transparent 48%);
}

.glow-warm {
  background: radial-gradient(ellipse at 85% 18%, rgba(59, 158, 255, 0.1), transparent 52%);
}

.noise::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.035 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  pointer-events: none;
  mix-blend-mode: overlay;
  opacity: 0.55;
}

.hairline { border-color: var(--hairline); }
.chip {
  border: 1px solid var(--hairline);
  background: var(--surface);
}
.card-grad {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.028), rgba(255, 255, 255, 0)),
    rgba(255, 255, 255, 0.012);
}
.cta-grad {
  background: linear-gradient(180deg, #f2f6fa 0%, #d5e2ec 100%);
}
.cta-signal {
  background: linear-gradient(180deg, #3b9eff 0%, #2bbf8a 100%);
  color: #04120c;
}

.link-underline {
  background-image: linear-gradient(currentColor, currentColor);
  background-repeat: no-repeat;
  background-size: 100% 1px;
  background-position: 0 100%;
}

pre code {
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
}

.fade-edges {
  -webkit-mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}

details > summary { list-style: none; cursor: pointer; }
details > summary::-webkit-details-marker { display: none; }

/* Brand mark — original rounded tile, signal + blue gradient */
.brand-mark {
  width: 1.75rem;
  height: 1.75rem;
  flex-shrink: 0;
  border-radius: 0.375rem;
  background: linear-gradient(135deg, #3b9eff 0%, #2bbf8a 52%, #d4a85f 100%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.22);
}

.brand-mark.h-6,
.brand-mark.w-6 {
  width: 1.5rem;
  height: 1.5rem;
}

.brand-word {
  font-weight: 600;
  letter-spacing: -0.03em;
  color: #fff;
}

.text-signal { color: var(--signal); }
.bg-signal-dim { background: var(--signal-dim); }
.border-signal { border-color: rgba(59, 158, 255, 0.35); }

/* Accent gradient for sparingly used highlights */
.accent-text {
  background: linear-gradient(105deg, #7ec8ff 0%, #3b9eff 28%, #2bbf8a 62%, #d4a85f 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Hero brand presence */
.hero-brand {
  font-size: clamp(3rem, 9vw, 5.75rem);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 0.95;
  color: #fff;
}

/* Demo preview frame */
.demo-frame {
  background: #070b14;
  color: #e8edf7;
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(59, 158, 255, 0.12),
    0 28px 70px rgba(0, 0, 0, 0.55);
}

.demo-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
  background: #070b14;
}

/* Motion */
@keyframes rise-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse-soft {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.motion-rise {
  animation: rise-in 0.7s ease-out both;
}
.motion-rise-delay-1 { animation-delay: 0.12s; }
.motion-rise-delay-2 { animation-delay: 0.24s; }
.motion-rise-delay-3 { animation-delay: 0.36s; }

.pulse-soft { animation: pulse-soft 2.4s ease-in-out infinite; }

@media (prefers-reduced-motion: reduce) {
  .motion-rise,
  .motion-rise-delay-1,
  .motion-rise-delay-2,
  .motion-rise-delay-3,
  .pulse-soft {
    animation: none;
  }
}

/* Mobile nav */
.mobile-nav {
  display: none;
}
.mobile-nav.open {
  display: block;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-open { display: none; }
.nav-toggle[aria-expanded="true"] .nav-toggle-close { display: block; }
.nav-toggle-close { display: none; }

/* Form fields (contact) */
.field {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #f5f5f5;
}
.field:focus {
  outline: none;
  border-color: rgba(59, 158, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(59, 158, 255, 0.14);
}
.field option {
  background: #0a0f14;
  color: #f5f5f5;
}

/* Showcase helpers preserved */
.workflow { counter-reset: step; }
.workflow li { counter-increment: step; position: relative; padding-left: 2.25rem; }
.workflow li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.03);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #e5e5e5;
}
.impact {
  background: linear-gradient(180deg, rgba(59, 158, 255, 0.1), rgba(43, 191, 138, 0.03));
  border: 1px solid rgba(59, 158, 255, 0.22);
}
.filter-btn.active {
  background: #fff;
  color: #0a0a0a;
  border-color: #fff;
}

/* ── Shared visual panels (product imagery) ── */
.viz-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--hairline);
  border-radius: 1rem;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(59, 158, 255, 0.16), transparent 55%),
    radial-gradient(ellipse at 90% 80%, rgba(43, 191, 138, 0.1), transparent 50%),
    linear-gradient(165deg, #0e1522 0%, #080c14 100%);
  box-shadow:
    0 0 0 1px rgba(59, 158, 255, 0.06),
    0 22px 50px rgba(0, 0, 0, 0.35);
  min-height: 220px;
}

.viz-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(180deg, black, transparent 85%);
  pointer-events: none;
  opacity: 0.55;
}

.viz-panel.compact { min-height: 0; }

.viz-panel > * { position: relative; z-index: 1; }

.viz-chrome {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--hairline);
  background: rgba(0, 0, 0, 0.25);
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #8b95a8;
}

.viz-dots { display: flex; gap: 5px; }
.viz-dots span {
  width: 7px; height: 7px; border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
}
.viz-dots span:nth-child(1) { background: #d4736a; }
.viz-dots span:nth-child(2) { background: #d4a85f; }
.viz-dots span:nth-child(3) { background: #2bbf8a; }

.viz-body { padding: 16px 16px 18px; }

.viz-metric-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.viz-metric {
  border: 1px solid var(--hairline);
  border-radius: 10px;
  padding: 10px 11px;
  background: rgba(255, 255, 255, 0.03);
}
.viz-metric .lbl {
  font-family: "JetBrains Mono", monospace;
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #8b95a8;
}
.viz-metric .val {
  margin-top: 4px;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: #fff;
}
.viz-metric .delta {
  margin-top: 3px;
  font-size: 11px;
  color: #2bbf8a;
  font-weight: 500;
}

.viz-bars {
  display: flex;
  align-items: flex-end;
  gap: 5px;
  height: 72px;
  margin-top: 14px;
}
.viz-bars span {
  flex: 1;
  border-radius: 3px 3px 0 0;
  background: rgba(59, 158, 255, 0.2);
  min-height: 10px;
}
.viz-bars span.on {
  background: linear-gradient(180deg, #7ec8ff, #3b9eff);
  box-shadow: 0 0 14px rgba(59, 158, 255, 0.35);
}
.viz-bars span.mint {
  background: linear-gradient(180deg, #7ee0b8, #2bbf8a);
}

.viz-flow {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.viz-node {
  border: 1px solid var(--hairline);
  border-radius: 10px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.035);
  font-size: 12px;
  color: #d7deea;
  min-width: 72px;
  text-align: center;
}
.viz-node strong {
  display: block;
  font-family: "JetBrains Mono", monospace;
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #8b95a8;
  font-weight: 500;
  margin-bottom: 4px;
}
.viz-node.live {
  border-color: rgba(43, 191, 138, 0.4);
  box-shadow: 0 0 20px rgba(43, 191, 138, 0.12);
}
.viz-arrow {
  color: #3b9eff;
  font-family: "JetBrains Mono", monospace;
  font-size: 14px;
  opacity: 0.8;
}

.viz-list { display: flex; flex-direction: column; gap: 8px; }
.viz-list-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 1px solid var(--hairline);
  border-radius: 10px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.025);
  font-size: 12px;
  color: #d7deea;
}
.viz-list-row .tag {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  color: #2bbf8a;
}
.viz-list-row .tag.warn { color: #d4a85f; }
.viz-list-row .tag.bad { color: #f07178; }

.viz-track {
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
  margin-top: 6px;
}
.viz-track > i {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #3b9eff, #2bbf8a);
}

.viz-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #2bbf8a;
}
.viz-status .pulse {
  width: 7px; height: 7px; border-radius: 999px;
  background: #2bbf8a;
  box-shadow: 0 0 0 0 rgba(43, 191, 138, 0.55);
  animation: pulse-soft 2.2s ease-in-out infinite;
}

/* Feature / use-case split layout */
.split-viz {
  display: grid;
  gap: 2rem;
  align-items: center;
}
@media (min-width: 1024px) {
  .split-viz {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 3.5rem;
  }
  .split-viz.reverse {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  }
  .split-viz.reverse .split-copy { order: 2; }
  .split-viz.reverse .split-media { order: 1; }
}

/* Shared closing CTA band */
.cta-band {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--hairline);
}
.cta-band .cta-inner {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}
@media (min-width: 1024px) {
  .cta-band .cta-inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 3.5rem;
  }
}

@keyframes float-soft {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
.float-soft {
  animation: float-soft 5.5s ease-in-out infinite;
}
@media (prefers-reduced-motion: reduce) {
  .float-soft { animation: none; }
}