/* =============================================================
   SECTION 3 — CINEMATIC EXPANDING DIAGNOSTIC DECK
   All rules strictly scoped under .diagnostic-services
   ============================================================= */

.diagnostic-services {
  --ds-navy-950: #231C2C;
  --ds-navy-900: #292130;
  --ds-navy-800: #2E2639;
  --ds-navy-700: #3B2F4A;
  --ds-teal-500: #8B5E83;
  --ds-teal-600: #6F5878;
  --ds-teal-050: rgba(255, 255, 255, 0.08);
  --ds-cyan-500: #C77D8A;
  --ds-cyan-050: rgba(199, 125, 138, 0.15);
  --ds-blue-500: #A98BC2;
  --ds-blue-050: rgba(169, 139, 194, 0.15);
  --ds-purple-500: #8B5E83;
  --ds-purple-050: rgba(139, 94, 131, 0.15);
  --ds-rose-500: #B85C6E;
  --ds-rose-050: rgba(184, 92, 110, 0.15);
  --ds-ink: #FFFFFF;
  --ds-ink-soft: #EAE3EB;
  --ds-ink-faint: rgba(234, 227, 235, 0.65);
  --ds-border: rgba(255, 255, 255, 0.14);
  --ds-white: #FFFFFF;
  --ds-font-display: 'Bricolage Grotesque', 'Inter', sans-serif;
  --ds-font-body: 'Inter', sans-serif;

  position: relative;
  background: linear-gradient(135deg, #2E2639 0%, #3B2F4A 55%, #49384F 100%);
  padding-top: 6rem;
  padding-bottom: 6.5rem;
  font-family: var(--ds-font-body);
  overflow: hidden;
  isolation: isolate;
}

/* ---------- Ambient Background Aura ---------- */
.diagnostic-services-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(130px);
  z-index: 0;
}

.diagnostic-services-glow-1 {
  width: 40rem;
  height: 40rem;
  top: -10rem;
  right: -10rem;
  background: radial-gradient(circle, rgba(169, 139, 194, 0.18) 0%, transparent 70%);
  animation: ds-aura-1 16s ease-in-out infinite alternate;
}

.diagnostic-services-glow-2 {
  width: 36rem;
  height: 36rem;
  bottom: -8rem;
  left: -8rem;
  background: radial-gradient(circle, rgba(199, 125, 138, 0.15) 0%, transparent 70%);
  animation: ds-aura-2 18s ease-in-out infinite alternate-reverse;
}

@keyframes ds-aura-1 {
  0% { transform: scale(1) translate(0, 0); }
  100% { transform: scale(1.12) translate(-30px, 30px); }
}

@keyframes ds-aura-2 {
  0% { transform: scale(1) translate(0, 0); }
  100% { transform: scale(1.1) translate(30px, -20px); }
}

.diagnostic-services-container {
  position: relative;
  z-index: 1;
}

/* ---------- Header Section ---------- */
.diagnostic-services-header {
  max-width: 52rem;
  margin: 0 auto 3.5rem;
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
}

.diagnostic-services-header.is-visible {
  animation: ds-slide-up 0.75s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes ds-slide-up {
  to { opacity: 1; transform: translateY(0); }
}

.diagnostic-services-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #C77D8A;
  background: rgba(199, 125, 138, 0.14);
  border: 1px solid rgba(199, 125, 138, 0.3);
  padding: 0.4rem 1.05rem;
  border-radius: 9999px;
  box-shadow: 0 2px 10px -2px rgba(0, 0, 0, 0.2);
  margin-bottom: 0.85rem;
}

.diagnostic-services-eyebrow i {
  font-size: 0.85rem;
  color: #C77D8A;
}

.diagnostic-services-title {
  font-family: var(--ds-font-display);
  font-weight: 700;
  font-size: clamp(2.1rem, 3.4vw, 2.85rem);
  color: var(--ds-white);
  margin-bottom: 0.85rem;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.diagnostic-services-description {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--ds-ink-soft);
  max-width: 44rem;
  margin: 0 auto 2rem;
}

/* ---------- Pill Navigation Tabs ---------- */
.diagnostic-deck-pills {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: rgba(41, 33, 48, 0.75);
  border: 1px solid var(--ds-border);
  padding: 0.35rem;
  border-radius: 9999px;
  box-shadow: 0 6px 20px -6px rgba(0, 0, 0, 0.35);
  flex-wrap: wrap;
  justify-content: center;
  backdrop-filter: blur(10px);
}

.deck-pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.48rem 1rem;
  border-radius: 9999px;
  border: none;
  background: transparent;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ds-ink-soft);
  cursor: pointer;
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
}

.deck-pill-btn .pill-num {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--ds-ink-faint);
  transition: color 0.28s ease;
}

.deck-pill-btn:hover {
  color: var(--ds-white);
  background: rgba(255, 255, 255, 0.08);
}

.deck-pill-btn.active {
  background: linear-gradient(90deg, #C77D8A, #9E6A94);
  color: var(--ds-white);
  box-shadow: 0 4px 14px -3px rgba(199, 125, 138, 0.45);
}

.deck-pill-btn.active .pill-num {
  color: #FFFFFF;
}

/* ---------- The Cinematic Expanding Accordion Deck ---------- */
.diagnostic-accordion-deck {
  display: flex;
  gap: 1.25rem;
  min-height: 590px;
  margin-bottom: 3.5rem;
  opacity: 1;
  position: relative;
}

.diagnostic-accordion-deck.is-visible {
  animation: ds-slide-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.1s forwards;
}

/* ---------- Deck Panel Base ---------- */
.deck-panel {
  flex: 1 1 0px;
  min-width: 78px;
  position: relative;
  border-radius: 1.6rem;
  overflow: hidden;
  background: rgba(41, 33, 48, 0.75);
  border: 1px solid var(--ds-border);
  cursor: pointer;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(10px);
  transition: flex-grow 0.52s cubic-bezier(0.22, 1, 0.36, 1),
              box-shadow 0.4s cubic-bezier(0.22, 1, 0.36, 1),
              border-color 0.35s ease;
  will-change: flex-grow;
  transform: translateZ(0);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.deck-panel:hover:not(.active) {
  border-color: rgba(199, 125, 138, 0.45);
  box-shadow: 0 16px 36px -10px rgba(0, 0, 0, 0.45);
}

.deck-panel.active {
  flex-grow: 4.8;
  cursor: default;
  box-shadow: 0 25px 60px -20px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(199, 125, 138, 0.35);
  border-color: rgba(199, 125, 138, 0.45);
}

/* Panel Active Theme Backgrounds */
.deck-panel.active[data-theme="emerald"] {
  background: linear-gradient(145deg, #2E2639 0%, #3B2F4A 100%);
}

.deck-panel.active[data-theme="cyan"] {
  background: linear-gradient(145deg, #2E2639 0%, #3B2F4A 100%);
}

.deck-panel.active[data-theme="blue"] {
  background: linear-gradient(145deg, #2E2639 0%, #3B2F4A 100%);
}

.deck-panel.active[data-theme="purple"] {
  background: linear-gradient(145deg, #2E2639 0%, #3B2F4A 100%);
}

.deck-panel.active[data-theme="rose"] {
  background: linear-gradient(145deg, #2E2639 0%, #3B2F4A 100%);
}

/* ---------- Collapsed State ---------- */
.deck-panel-collapsed {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 0.85rem;
  opacity: 1;
  visibility: visible;
  pointer-events: none;
  transition: opacity 0.22s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.22s ease,
              transform 0.22s ease;
  transform: scale(1);
}

.deck-panel.active .deck-panel-collapsed {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: scale(0.9);
}

.collapsed-top {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.collapsed-num {
  font-family: var(--ds-font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--ds-ink-faint);
  letter-spacing: -0.02em;
}

.collapsed-icon {
  width: 2.85rem;
  height: 2.85rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--ds-border);
  color: var(--ds-white);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), background 0.3s ease;
}

.deck-panel[data-theme="emerald"] .collapsed-icon { color: #A98BC2; background: rgba(169, 139, 194, 0.15); }
.deck-panel[data-theme="cyan"] .collapsed-icon { color: #C77D8A; background: rgba(199, 125, 138, 0.15); }
.deck-panel[data-theme="blue"] .collapsed-icon { color: #A98BC2; background: rgba(169, 139, 194, 0.15); }
.deck-panel[data-theme="purple"] .collapsed-icon { color: #8B5E83; background: rgba(139, 94, 131, 0.15); }
.deck-panel[data-theme="rose"] .collapsed-icon { color: #C77D8A; background: rgba(199, 125, 138, 0.15); }

.deck-panel:hover .collapsed-icon {
  transform: scale(1.12);
}

.collapsed-center {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 0;
}

.collapsed-title {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: var(--ds-font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ds-white);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.collapsed-bottom {
  display: flex;
  align-items: center;
  justify-content: center;
}

.collapsed-badge {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--ds-ink-soft);
  background: rgba(255, 255, 255, 0.1);
  padding: 0.25rem 0.55rem;
  border-radius: 9999px;
  white-space: nowrap;
}

/* ---------- Expanded State ---------- */
.deck-panel-expanded {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(16px);
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1) 0.08s,
              transform 0.4s cubic-bezier(0.16, 1, 0.3, 1) 0.08s,
              visibility 0.35s ease;
  overflow: hidden;
}

.deck-panel.active .deck-panel-expanded {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(0);
}

.deck-expanded-content {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
  min-width: 540px;
  max-width: 720px;
  padding: 2.1rem 2.35rem 1.85rem;
  box-sizing: border-box;
}

.deck-expanded-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.95rem;
}

.deck-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.74rem;
  font-weight: 700;
  padding: 0.28rem 0.72rem;
  border-radius: 9999px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.tag-emerald { background: rgba(169, 139, 194, 0.18); color: #A98BC2; border: 1px solid rgba(169, 139, 194, 0.35); }
.tag-cyan { background: rgba(199, 125, 138, 0.18); color: #C77D8A; border: 1px solid rgba(199, 125, 138, 0.35); }
.tag-blue { background: rgba(169, 139, 194, 0.18); color: #A98BC2; border: 1px solid rgba(169, 139, 194, 0.35); }
.tag-purple { background: rgba(139, 94, 131, 0.18); color: #C77D8A; border: 1px solid rgba(139, 94, 131, 0.35); }
.tag-rose { background: rgba(199, 125, 138, 0.18); color: #C77D8A; border: 1px solid rgba(199, 125, 138, 0.35); }

.deck-timeline {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ds-ink-soft);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
}

.deck-timeline i {
  color: #C77D8A;
}

.deck-main-title {
  font-family: var(--ds-font-display);
  font-weight: 700;
  font-size: clamp(1.4rem, 2vw, 1.75rem);
  color: var(--ds-white);
  margin-bottom: 0.4rem;
  letter-spacing: -0.01em;
  line-height: 1.22;
}

.deck-main-desc {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--ds-ink-soft);
  margin-bottom: 1.15rem;
}

/* ---------- Biomarker Mini Cards Grid ---------- */
.deck-matrix-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.15rem;
}

.matrix-mini-card {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  background: rgba(41, 33, 48, 0.65);
  border: 1px solid var(--ds-border);
  border-radius: 0.95rem;
  padding: 0.75rem 0.95rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.matrix-mini-card:hover {
  transform: translateY(-2px);
  border-color: rgba(199, 125, 138, 0.45);
  background: rgba(41, 33, 48, 0.85);
}

.matrix-mini-card i {
  font-size: 1.2rem;
  color: #C77D8A;
  margin-top: 0.1rem;
  flex-shrink: 0;
}

.deck-panel[data-theme="emerald"] .matrix-mini-card i { color: #A98BC2; }
.deck-panel[data-theme="cyan"] .matrix-mini-card i { color: #C77D8A; }
.deck-panel[data-theme="blue"] .matrix-mini-card i { color: #A98BC2; }
.deck-panel[data-theme="purple"] .matrix-mini-card i { color: #C77D8A; }
.deck-panel[data-theme="rose"] .matrix-mini-card i { color: #C77D8A; }

.matrix-mini-card strong {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ds-white);
  margin-bottom: 0.12rem;
}

.matrix-mini-card span {
  display: block;
  font-size: 0.73rem;
  color: var(--ds-ink-soft);
  line-height: 1.32;
}

/* ---------- Perks Strip ---------- */
.deck-perks-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.35rem;
  padding: 0.65rem 0.95rem;
  background: rgba(41, 33, 48, 0.55);
  border: 1px solid var(--ds-border);
  border-radius: 0.85rem;
  margin-bottom: 1.25rem;
}

.deck-perk {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ds-white);
}

.deck-perk i {
  color: #C77D8A;
  font-size: 0.88rem;
}

/* ---------- Action Footer ---------- */
.deck-action-footer {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--ds-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.deck-specimen-info {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ds-ink-faint);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.deck-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.65rem 1.4rem;
  border-radius: 9999px;
  text-decoration: none;
  color: var(--ds-white);
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 6px 18px -4px rgba(0, 0, 0, 0.4);
}

.btn-emerald { background: linear-gradient(135deg, #8B5E83 0%, #6F5878 100%); box-shadow: 0 6px 18px -4px rgba(139, 94, 131, 0.45); }
.btn-cyan { background: linear-gradient(135deg, #C77D8A 0%, #9E6A94 100%); box-shadow: 0 6px 18px -4px rgba(199, 125, 138, 0.45); }
.btn-blue { background: linear-gradient(135deg, #8B5E83 0%, #3B2F4A 100%); box-shadow: 0 6px 18px -4px rgba(139, 94, 131, 0.45); }
.btn-purple { background: linear-gradient(135deg, #8B5E83 0%, #73496B 100%); box-shadow: 0 6px 18px -4px rgba(139, 94, 131, 0.45); }
.btn-rose { background: linear-gradient(135deg, #C77D8A 0%, #B85C6E 100%); box-shadow: 0 6px 18px -4px rgba(199, 125, 138, 0.45); }

.deck-action-btn:hover {
  transform: translateY(-2px);
  color: var(--ds-white);
  box-shadow: 0 10px 24px -4px rgba(0, 0, 0, 0.5);
}

.deck-action-btn i {
  transition: transform 0.25s ease;
}

.deck-action-btn:hover i {
  transform: translateX(3px);
}

/* ---------- Bottom Assistance Strip ---------- */
.diagnostic-deck-footer {
  position: relative;
  background: rgba(41, 33, 48, 0.82);
  border: 1px solid var(--ds-border);
  border-radius: 1.4rem;
  padding: 2rem 2.25rem;
  box-shadow: 0 18px 40px -15px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  opacity: 0;
  transform: translateY(18px);
}

.diagnostic-deck-footer.is-visible {
  animation: ds-slide-up 0.75s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
}

.deck-footer-info {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  max-width: 44rem;
}

.deck-footer-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.6rem;
  height: 3.6rem;
  min-width: 3.6rem;
  border-radius: 1.05rem;
  background: linear-gradient(135deg, #C77D8A, #8B5E83);
  color: var(--ds-white);
  font-size: 1.6rem;
  box-shadow: 0 8px 18px -4px rgba(199, 125, 138, 0.4);
}

.deck-footer-info h4 {
  font-family: var(--ds-font-display);
  font-weight: 700;
  font-size: 1.18rem;
  color: var(--ds-white);
  margin-bottom: 0.3rem;
}

.deck-footer-info p {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--ds-ink-soft);
  margin-bottom: 0;
}

.deck-footer-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-shrink: 0;
}

.deck-footer-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #C77D8A 0%, #9E6A94 100%);
  color: #FFFFFF;
  font-size: 0.88rem;
  font-weight: 700;
  padding: 0.72rem 1.35rem;
  border-radius: 9999px;
  text-decoration: none;
  box-shadow: 0 6px 18px -4px rgba(199, 125, 138, 0.45);
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.deck-footer-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 22px -4px rgba(199, 125, 138, 0.6);
  color: #FFFFFF;
}

.deck-footer-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.08);
  color: var(--ds-white);
  border: 1px solid var(--ds-border);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.72rem 1.3rem;
  border-radius: 9999px;
  text-decoration: none;
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.deck-footer-btn-secondary:hover {
  border-color: #C77D8A;
  background: rgba(255, 255, 255, 0.16);
  color: var(--ds-white);
  transform: translateY(-2px);
}

/* ---------- Responsive Breakpoints ---------- */
@media (max-width: 991.98px) {
  .diagnostic-services {
    padding-top: 4.5rem;
    padding-bottom: 5rem;
  }

  .diagnostic-accordion-deck {
    flex-direction: column;
    min-height: auto;
    gap: 0.85rem;
  }

  .deck-panel {
    flex: none !important;
    width: 100%;
    min-width: 100%;
  }

  .deck-panel-collapsed {
    flex-direction: row;
    padding: 1.15rem 1.35rem;
  }

  .collapsed-top {
    flex-direction: row;
    gap: 0.85rem;
  }

  .collapsed-center {
    flex: 1;
    justify-content: flex-start;
    padding: 0 1rem;
  }

  .collapsed-title {
    writing-mode: horizontal-tb;
    transform: none;
    font-size: 0.96rem;
  }

  .deck-panel.active .deck-panel-expanded {
    display: flex;
  }

  .deck-expanded-content {
    padding: 1.75rem 1.5rem;
  }

  .deck-matrix-grid {
    grid-template-columns: 1fr;
  }

  .diagnostic-deck-footer {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.75rem;
  }

  .deck-footer-actions {
    width: 100%;
    flex-direction: column;
  }

  .deck-footer-btn-primary,
  .deck-footer-btn-secondary {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 575.98px) {
  .diagnostic-services-title {
    font-size: 1.85rem;
  }

  .deck-action-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .deck-action-btn {
    width: 100%;
    justify-content: center;
  }
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .diagnostic-services-header,
  .diagnostic-accordion-deck,
  .diagnostic-deck-footer,
  .deck-panel,
  .diagnostic-services-glow {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}