/* ============================================================
   RATNA HEALTHPLEX — Features Page Styles
   features.css | v1.0
   ============================================================ */

/* Compact vertical rhythm — design-system.css sets --section-py to
   6rem (96px) globally; this override only affects this page since
   this stylesheet is loaded exclusively by it. */
:root {
  --section-py: var(--space-16);
}

/* Banner connecting-dots/nodes network effect (see
   /assets/css/network-canvas.css + /assets/js/network-canvas.js).
   .page-banner itself is a shared component used by every inner
   page, so this host-section positioning stays page-scoped here. */
.feat-banner { position: relative; overflow: hidden; }
.feat-banner .container { position: relative; z-index: 1; }

/* .bg-light (design-system.css) resolves to var(--surface-page), which
   is the same near-white neutral-50 as plain .bg-white — too subtle to
   read as an alternating color. Override scoped to this page only. */
.bg-light { background: linear-gradient(120deg, #edf0fc 0%, #eaf7f4 55%, #fdf3ea 100%); }


/* Feature sub-navigation */
.feature-subnav {
  position: sticky;
  top: var(--nav-height);
  z-index: 100;
  background: white;
  border-bottom: 1px solid var(--border-default);
  box-shadow: var(--shadow-xs);
}
.fsubnav-inner {
  display: flex;
  gap: var(--space-1);
  padding-block: var(--space-3);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.fsubnav-tab {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
  border-radius: var(--radius-lg);
  border: 1.5px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
  background: none;
}
.fsubnav-tab:hover {
  color: var(--color-primary-600);
  background: var(--color-primary-50);
}
.fsubnav-tab.active {
  color: var(--color-primary-700);
  background: var(--color-primary-50);
  border-color: var(--color-primary-200);
  font-weight: var(--fw-semibold);
}
.fsubnav-tab i { font-size: 16px; }

/* Tab panels */
[data-panel] { display: none; }
[data-panel].active { display: block; }

/* Feature list */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.fl-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-snug);
}
.fl-item i {
  font-size: 18px;
  color: var(--color-primary-500);
  flex-shrink: 0;
}

/* Feature mockup card */
.feature-mockup-card {
  background: white;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}
.fmc-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border-subtle);
  background: var(--color-neutral-50);
}
.fmc-body { padding: var(--space-5); }
.fmc-section {
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--border-subtle);
}
.fmc-section:last-child { border-bottom: none; padding-bottom: 0; }
.fmc-label {
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-bottom: var(--space-2);
}
.fmc-value {
  font-size: var(--text-sm);
  color: var(--text-primary);
  font-weight: var(--fw-medium);
}
.fmc-vitals {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}
.fmc-vital {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--space-3);
  background: var(--color-neutral-50);
  border-radius: var(--radius-md);
  text-align: center;
}
.fv-val {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--fw-bold);
  color: var(--color-primary-600);
}
.fv-label {
  font-size: var(--text-xs);
  color: var(--text-muted);
  font-weight: var(--fw-medium);
}

/* LIMS flow visual */
.lims-flow-visual {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: var(--space-6);
  background: white;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
}
.lims-step {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
}
.lims-step.critical {
  background: var(--color-danger-50);
  border: 1px solid #fecaca;
  animation: pulse-danger 2s ease-in-out infinite;
}
@keyframes pulse-danger {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239,68,68,0.2); }
  50%       { box-shadow: 0 0 0 6px rgba(239,68,68,0); }
}
.ls-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.ls-icon.primary { background: var(--color-primary-50); color: var(--color-primary-600); }
.ls-icon.accent  { background: var(--color-accent-50);  color: var(--color-accent-600); }
.ls-icon.danger  { background: var(--color-danger-50);  color: var(--color-danger-600); }
.ls-text { display: flex; flex-direction: column; gap: 2px; }
.ls-text strong { font-size: var(--text-sm); font-weight: var(--fw-semibold); color: var(--text-primary); }
.ls-text span { font-size: var(--text-xs); color: var(--text-muted); }
.lims-connector {
  width: 2px;
  height: 20px;
  background: var(--border-default);
  margin-left: 22px;
}

/* Network adapt visual */
.network-adapt-visual {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.nav-item-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-xl);
  border: 1.5px solid;
}

/* Scroll animation */
[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-animate].in-view {
  opacity: 1;
  transform: translateY(0);
}
[data-animate]:nth-child(2) { transition-delay: 0.1s; }
[data-animate]:nth-child(3) { transition-delay: 0.2s; }
[data-animate]:nth-child(4) { transition-delay: 0.3s; }