:root {
  --bg: #0f172a; /* slate-900 */
  --card: #0b1226; /* deep navy */
  --ink: #e2e8f0; /* slate-200 */
  --muted: #94a3b8; /* slate-400 */
  --accent: #7c3aed; /* violet-600 */
}
body {
  background: linear-gradient(120deg, #0f172a 0%, #111827 100%);
  color: var(--ink);
  font-size: 1.1em;
}

.page-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 6rem;
}
.hero {
  background:
    radial-gradient(
      1200px 400px at 10% -10%,
      rgba(124, 58, 237, 0.25),
      transparent
    ),
    radial-gradient(
      1200px 400px at 110% -10%,
      rgba(236, 72, 153, 0.15),
      transparent
    ),
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.04),
      rgba(255, 255, 255, 0.02)
    );
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 1.25rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}
.badge-soft {
  background: rgba(124, 58, 237, 0.15);
  color: #e9d5ff;
  border: 1px solid rgba(124, 58, 237, 0.35);
}
.toggle-btn {
  border-radius: 999px;
}
.section-card {
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.03),
    rgba(255, 255, 255, 0.02)
  );
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}
.search-input::placeholder {
  color: var(--muted);
}
.table thead th {
  color: #718dfc;
  font-weight: 600;
}
.table {
  color: var(--ink);
}
.table td,
.table th {
  border-color: #e9ecef !important;
}
.table tbody tr:not(:last-child) td {
  padding: 12px 8px;
  border-bottom: 1px solid #e9ecef;
}
.note {
  color: var(--muted);
  font-size: 0.95rem;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #a5b4fc;
  background: rgba(59, 130, 246, 0.08);
  font-size: 0.85rem;
}
.divider {
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.12),
    transparent
  );
  margin: 1.25rem 0;
  font-size: 1.3rem;
}
.kbd {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom-width: 2px;
  padding: 0.1rem 0.35rem;
  border-radius: 0.4rem;
  background: rgba(255, 255, 255, 0.06);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85rem;
}
.lang-toggle .btn {
  color: #e5e7eb;
  border-color: rgba(255, 255, 255, 0.18);
}
.lang-toggle .btn.active {
  background: rgba(124, 58, 237, 0.25);
  border-color: rgba(124, 58, 237, 0.5);
}
a {
  color: #a5b4fc;
}
[data-aos="fade-up"] {
  opacity: 0;
  transform: translate3d(0, 40px, 0);
  transition-property: transform, opacity;
  transition-duration: 0.65s;
  transition-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
}
[data-aos="fade-up"].aos-animate {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 1.5rem;
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid rgba(124, 58, 237, 0.55);
  background: linear-gradient(
    135deg,
    rgba(124, 58, 237, 0.85),
    rgba(236, 72, 153, 0.85)
  );
  color: #f8f9ff;
  font-size: 1.35rem;
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(124, 58, 237, 0.35);
  opacity: 0;
  visibility: hidden;
  transform: translate3d(0, 20px, 0);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease,
    visibility 0.3s linear;
  z-index: 1050;
}
.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translate3d(0, 0, 0);
}
em {
  color: blue;
}
.tooltip-inner {
  background-color: #fff !important; /* white background */
  color: #000 !important; /* black text */
  font-size: 1rem; /* increase font size (adjust as needed) */
  padding: 0.5rem 0.75rem; /* optional: adjust padding */
  border: 1px solid rgba(0, 0, 0, 0.15); /* optional: add a subtle border */
  line-height: normal;
}
span {
  color: blue;
}
span title {
  color: blue;
}

.note-example-dropdown .dropdown-toggle {
  background: white;
  border-color: blue;
  color: blue;
}

.note-example-dropdown .dropdown-toggle:hover,
.note-example-dropdown .dropdown-toggle:focus {
  background: rgba(46, 0, 125, 0.22);
  color: #fff;
}
/* dropdown box */
.note-example-menu {
  min-width: 15rem;
  background: rgb(242, 242, 242);
  border: 1px solid rgba(148, 163, 184, 0.35);
  color: var(--ink);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}

.note-example-item {
  display: block;
  white-space: normal;
  font-size: 0.95rem;
  color: var(--ink);
}

.note-example-text {
  display: block;
}

.note-example-text em {
  color: inherit;
}

.note-example-meta {
  color: #000;
  font-size: 0.8rem;
}