/* ============================================
   ZIEN FIT — Home / Anatomy Hub
   Ultra-Realistic Photorealistic Integration
   ============================================ */

.home-greeting {
  font: 400 clamp(16px, 2vw, 20px) var(--font-body);
  color: var(--text-secondary);
  margin-bottom: var(--space-tight);
}
.home-greeting .user-name {
  font: 700 clamp(16px, 2vw, 20px) var(--font-heading);
  color: var(--text-primary);
  text-transform: uppercase;
}

/* ── Metrics Strip (Glassmorphism Upgrade) ── */
.metric-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.metric-card {
  background: rgba(15, 15, 15, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-top: 2px solid var(--gold-primary);
  border-radius: 6px;
  padding: var(--space-sm) var(--space-md);
  box-shadow: var(--shadow-card);
  transition: transform 0.3s var(--ease-snap);
}
.metric-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.metric-label {
  font: 600 var(--text-label) var(--font-heading);
  letter-spacing: var(--ls-label);
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.metric-value {
  font: 700 var(--text-data) var(--font-display);
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 4px;
}

.metric-unit {
  font-size: 0.6em;
  color: var(--text-secondary);
}

.metric-delta {
  font: 600 11px var(--font-body);
  display: flex;
  align-items: center;
  gap: 4px;
}
.metric-delta.positive { color: var(--signal-green); }
.metric-delta.neutral { color: var(--text-secondary); }
.metric-delta.danger { color: var(--signal-red); }

/* ── Realistic Body Viewer Container ── */
.body-viewer-container {
  position: relative;
  background: radial-gradient(circle at center, #1a1a1a 0%, #050505 100%);
  border: 1px solid rgba(201, 168, 76, 0.3);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: var(--space-md);
  height: clamp(400px, 60vw, 550px);
  box-shadow: inset 0 0 40px rgba(0,0,0,0.8);
}

@media (min-width: 1024px) {
  .body-viewer-container { height: 60vh; }
}

/* Scanline overlay for high-tech feel */
.body-viewer-container::before {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    0deg, transparent, transparent 3px,
    rgba(0,0,0,0.08) 3px, rgba(0,0,0,0.08) 4px
  );
  pointer-events: none;
  z-index: 5;
}

/* ── Viewer Wrap & Images ── */
.viewer-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.body-img {
  position: absolute;
  height: 100%;
  width: auto;
  top: 0;
  transition: left 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  filter: drop-shadow(0 0 20px rgba(0,0,0,0.8));
  z-index: 1;
}

/* Corner Brackets for HUD aesthetic */
.corner {
  position: absolute;
  width: 20px;
  height: 20px;
  border-color: rgba(201, 168, 76, 0.6);
  border-style: solid;
  z-index: 6;
}
.corner.tl { top: 12px; left: 12px; border-width: 2px 0 0 2px; }
.corner.tr { top: 12px; right: 12px; border-width: 2px 2px 0 0; }
.corner.bl { bottom: 12px; left: 12px; border-width: 0 0 2px 2px; }
.corner.br { bottom: 12px; right: 12px; border-width: 0 2px 2px 0; }

/* ── Private Part Covers (Frosted Glass or Shadowed) ── */
.cover {
  position: absolute;
  z-index: 8;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.cover-m-groin {
  background: rgba(10, 10, 10, 0.95);
  border-radius: 4px;
}
.cover-f-chest {
  background: rgba(230, 215, 200, 0.96);
  border-radius: 6px;
  box-shadow: inset 0 0 10px rgba(0,0,0,0.1);
}
.cover-f-groin {
  background: rgba(230, 215, 200, 0.96);
  border-radius: 4px;
}

/* ── Interactive Hotspots ── */
#hotspotsLayer {
  position: absolute;
  inset: 0;
  z-index: 10;
}

.hotspot {
  position: absolute;
  transform: translate(-50%, -50%);
  cursor: pointer;
  transition: all 0.25s var(--ease-snap);
}

.hs-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gold-primary);
  border: 2px solid rgba(255, 255, 255, 0.8);
  position: relative;
  box-shadow: 0 0 10px var(--gold-primary);
  transition: transform 0.2s, background 0.2s;
}

.hs-dot::before {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px solid rgba(201, 168, 76, 0.4);
  background: rgba(201, 168, 76, 0.15);
  animation: hsPulse 2s infinite cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes hsPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.6); opacity: 0; }
}

.hs-label {
  position: absolute;
  white-space: nowrap;
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text-primary);
  background: rgba(15, 15, 15, 0.85);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  padding: 4px 8px;
  border-radius: 2px;
  border: 1px solid rgba(201, 168, 76, 0.3);
  pointer-events: none;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.8;
  transition: opacity 0.2s, border-color 0.2s;
}

.hs-label.left { right: calc(100% + 10px); }
.hs-label.right { left: calc(100% + 10px); }
.hs-label.center { left: 50%; transform: translate(-50%, -180%); top: 0; }

.hotspot:hover .hs-dot {
  background: var(--signal-cyan);
  border-color: #fff;
  box-shadow: 0 0 16px var(--signal-cyan);
  transform: scale(1.2);
}
.hotspot:hover .hs-dot::before {
  background: rgba(0, 217, 255, 0.2);
  border-color: rgba(0, 217, 255, 0.4);
}
.hotspot:hover .hs-label {
  opacity: 1;
  border-color: var(--signal-cyan);
  color: var(--signal-cyan);
}

.hotspot.active .hs-dot {
  background: var(--signal-cyan);
  box-shadow: 0 0 20px var(--signal-cyan);
  transform: scale(1.3);
}

/* ── Viewer Hint & Toggles ── */
.viewer-hint-text {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-heading);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: rgba(201, 168, 76, 0.6);
  z-index: 20;
  pointer-events: none;
  text-shadow: 0 2px 4px rgba(0,0,0,0.8);
  white-space: nowrap;
}

.view-toggle {
  display: flex; justify-content: center; gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.view-btn {
  padding: 8px 24px;
  font: 700 12px var(--font-heading);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--text-secondary);
  background: rgba(25, 25, 25, 0.6);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-visible);
  border-radius: 20px;
  cursor: pointer;
  transition: all var(--dur-fast);
}
.view-btn:hover {
  border-color: var(--gold-primary);
  color: var(--text-primary);
}
.view-btn.active {
  color: #080808;
  background: var(--gold-primary);
  border-color: var(--gold-primary);
  box-shadow: 0 0 16px rgba(201, 168, 76, 0.4);
}

/* ── Focus Area Card ── */
.focus-card {
  background: rgba(25, 25, 25, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--gold-primary);
  border-radius: 6px;
  padding: var(--space-md);
  display: flex; align-items: center; justify-content: space-between;
  box-shadow: var(--shadow-card);
}

.focus-card .focus-info .focus-label {
  font: 600 var(--text-label) var(--font-heading);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--gold-primary);
  margin-bottom: 4px;
}
.focus-card .focus-info .focus-title {
  font: 700 18px var(--font-heading);
  color: var(--text-primary);
  text-transform: uppercase;
}
.focus-card .focus-info .focus-meta {
  font: 400 13px var(--font-body);
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ── Body Part Detail Content ── */
.part-detail-title {
  display: flex; align-items: center; gap: var(--space-sm);
  margin-bottom: var(--space-base);
}
.part-detail-title .part-icon { font-size: 28px; }
.part-detail-title h3 {
  font: 700 22px var(--font-heading);
  letter-spacing: var(--ls-display);
  text-transform: uppercase;
  color: var(--text-primary);
}
.part-status { margin-bottom: var(--space-md); }
.part-section {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--divider);
}
.part-section:last-child { border-bottom: none; }
.part-section-title {
  font: 600 var(--text-label) var(--font-heading);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--gold-primary);
  margin-bottom: var(--space-sm);
}
.part-section p {
  font: 400 14px var(--font-body);
  color: var(--text-secondary);
  line-height: 1.6;
}
.part-metric {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-sm) 0;
  border-bottom: 1px dashed rgba(201, 168, 76, 0.2);
}
.part-metric-label {
  font: 600 13px var(--font-body);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.part-metric-value {
  font: 700 16px var(--font-mono);
  color: var(--text-primary);
}
.part-exercise-item {
  display: flex; align-items: center; gap: var(--space-sm);
  padding: 8px 12px;
  font: 600 14px var(--font-body);
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-visible);
  border-left: 2px solid var(--signal-cyan);
  border-radius: 4px;
  margin-bottom: 8px;
}
.part-exercise-item .dot {
  display: none;
}
.part-diet-item {
  display: flex; align-items: center; gap: var(--space-sm);
  padding: 6px 12px;
  font: 500 13px var(--font-body);
  color: var(--text-secondary);
  background: var(--bg-surface);
  border: 1px solid var(--border-visible);
  border-radius: 4px;
  margin-bottom: 6px;
}