/* ─── Navigation Widget ─── */
.nav-toggle {
  position: fixed;
  bottom: 24px;
  left: 20px;
  z-index: 9998;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(192, 192, 216, 0.15);
  background: rgba(15, 15, 23, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.3s, background 0.3s;
}
.nav-toggle:hover {
  border-color: rgba(192, 192, 216, 0.3);
  background: rgba(15, 15, 23, 0.96);
}
.nav-toggle svg {
  width: 18px;
  height: 18px;
  stroke: #908880;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  transition: stroke 0.3s;
}
.nav-toggle:hover svg { stroke: #c0c0d8; }

/* Overlay */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}
.nav-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* Panel */
.nav-panel {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 10000;
  width: 300px;
  max-width: 85vw;
  background: #111119;
  border-right: 1px solid rgba(192, 192, 216, 0.06);
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 28px 0 40px;
}
.nav-overlay.open .nav-panel {
  transform: translateX(0);
}

/* Panel header */
.nav-panel-header {
  padding: 0 20px 20px;
  border-bottom: 1px solid rgba(192, 192, 216, 0.06);
  margin-bottom: 8px;
}
.nav-panel-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 20px;
  font-weight: 400;
  color: #e8e0d8;
  letter-spacing: 0.5px;
}
.nav-panel-sub {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 12px;
  color: #605850;
  margin-top: 4px;
}
.nav-close {
  position: absolute;
  top: 24px;
  right: 16px;
  width: 32px;
  height: 32px;
  border: none;
  background: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav-close svg {
  width: 16px;
  height: 16px;
  stroke: #605850;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  transition: stroke 0.2s;
}
.nav-close:hover svg { stroke: #c0c0d8; }

/* Section groups */
.nav-section {
  padding: 0 12px;
  margin-top: 4px;
}
.nav-section-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 9px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: #504840;
  padding: 12px 8px 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: color 0.2s;
  user-select: none;
}
.nav-section-title:hover { color: #908880; }
.nav-section-title .chevron {
  width: 10px;
  height: 10px;
  stroke: #504840;
  fill: none;
  stroke-width: 1.5;
  transition: transform 0.25s, stroke 0.2s;
}
.nav-section.expanded .nav-section-title .chevron {
  transform: rotate(90deg);
}
.nav-section-title:hover .chevron { stroke: #908880; }

/* Page links */
.nav-pages {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-section.expanded .nav-pages {
  max-height: 800px;
}

.nav-page-link {
  display: block;
  text-decoration: none;
  padding: 8px 8px 8px 12px;
  border-radius: 4px;
  margin-bottom: 1px;
  transition: background 0.2s;
}
.nav-page-link:hover {
  background: rgba(192, 192, 216, 0.04);
}
.nav-page-link.active {
  background: rgba(192, 192, 216, 0.06);
}

.nav-page-num {
  font-family: 'DM Sans', sans-serif;
  font-size: 9px;
  color: #404040;
  margin-bottom: 1px;
}
.nav-page-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 16px;
  font-weight: 400;
  color: #d0c8c0;
  line-height: 1.3;
}
.nav-page-verse {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 11px;
  color: #605850;
  margin-top: 1px;
}

/* Theme accent for active page */
.nav-page-link.active[data-theme="gold"]   .nav-page-title { color: #e6c068; }
.nav-page-link.active[data-theme="purple"] .nav-page-title { color: #d4a0f0; }
.nav-page-link.active[data-theme="green"]  .nav-page-title { color: #68e6a0; }
.nav-page-link.active[data-theme="silver"] .nav-page-title { color: #c0c0d8; }
.nav-page-link.active[data-theme="blue"]   .nav-page-title { color: #68a0e6; }
.nav-page-link.active[data-theme="warm"]   .nav-page-title { color: #e6a868; }

/* Home link at bottom */
.nav-home {
  display: block;
  text-decoration: none;
  text-align: center;
  font-family: 'DM Sans', sans-serif;
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #504840;
  margin-top: 20px;
  padding: 16px 20px;
  border-top: 1px solid rgba(192, 192, 216, 0.06);
  transition: color 0.2s;
}
.nav-home:hover { color: #908880; }

@media (max-width: 600px) {
  .nav-toggle {
    bottom: 20px;
    left: 16px;
    width: 42px;
    height: 42px;
  }
  .nav-page-title { font-size: 17px; }
  .nav-page-verse { font-size: 12px; color: #706860; }
}