:root {
    --tooltip-bg: #ffffff;
    --tooltip-text: #111111;
    --tooltip-border: #e2e8f0;
    --tooltip-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --tooltip-transition: 300ms cubic-bezier(0.16, 1, 0.3, 1);
  }

[data-tooltip] {
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 4px;
  cursor: pointer;
}

.dbb-tooltip-content {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  width: max-content;
  max-width: 320px;
  background: var(--tooltip-bg);
  border: 1px solid var(--tooltip-border);
  box-shadow: var(--tooltip-shadow);
  border-radius: 6px;
  padding: 16px;
  z-index: 20;

  /* Hardware accelerated animation */
  transform: translateY(10px);
  transition:
    transform var(--tooltip-transition),
    opacity var(--tooltip-transition),
    visibility var(--tooltip-transition);
}

.dbb-tooltip-content.is-active {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  z-index: 9999;
}

.dbb-tooltip-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--tooltip-border);
}

.dbb-tooltip-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--tooltip-text);
  margin: 0;
  letter-spacing: -0.01em;
}

.dbb-tooltip-close {
  background: transparent;
  border: none;
  color: #64748b;
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition:
    background 0.2s ease,
    color 0.2s ease;
}

.dbb-tooltip-close:hover {
  background: #f1f5f9;
  color: #111111;
}

.dbb-tooltip-body p {
  font-size: 14px;
  line-height: 1.6;
  color: #475569;
  margin: 0;
}

/* --- Enterprise Dark Theme Configuration --- */
.dbb-tooltip-content[data-ttheme="dark"] {
  /* Override base variables for a premium dark aesthetic */
  --tooltip-bg: #0f172a;
  --tooltip-text: #f8fafc;
  --tooltip-border: #334155;
  --tooltip-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
}

/* Secondary Text Contrast */
.dbb-tooltip-content[data-ttheme="dark"] .dbb-tooltip-body p {
  color: #94a3b8;
}

/* Dismiss UI Normalization */
.dbb-tooltip-content[data-ttheme="dark"] .dbb-tooltip-close {
  color: #94a3b8;
}

.dbb-tooltip-content[data-ttheme="dark"] .dbb-tooltip-close:hover {
  background: #1e293b;
  color: #f8fafc;
}

/* Enterprise-Grade Responsive Pivot (Mobile) */
@media (max-width: 600px) {
  .dbb-tooltip-content {
    position: fixed;
    bottom: 16px !important;
    top: auto !important;
    left: 16px !important;
    right: 16px !important;
    width: auto;
    max-width: none;
    transform: translateY(20px);
  }

  .dbb-tooltip-content.is-active {
    transform: translateY(0);
  }
}