/* Generic cards */
.card,
.focus-card,
.tool-card,
.stat-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 14px 16px;
  box-shadow: 0 6px 16px rgba(0,0,0,0.08);
  margin-bottom: 14px;
}

/* Floating quick challenge button */
.floating-quick-btn {
  position: fixed;
  bottom: 90px;
  right: 18px;
  background: #6c63ff;
  color: white;
  border: none;
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
  cursor: pointer;
}

/* Section heading */
.section-heading {
  font-size: 18px;
  font-weight: 700;
  margin: 10px 0 12px;
}

/* Chips */
.chip-row {
  display: flex;
  gap: 8px;
}

.chip {
  border: none;
  background: #f1f0ff;
  color: #6c63ff;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 13px;
  cursor: pointer;
}

/* Mini list */
.mini-list {
  list-style: none;
  padding: 0;
  margin: 8px 0 0;
}

.mini-list li {
  font-size: 13px;
  margin-bottom: 4px;
}

/* Stats */
.stats-row {
  display: flex;
  gap: 10px;
}

.stat-card {
  flex: 1;
}

.stat-label {
  font-size: 12px;
  color: #777;
}

.stat-value {
  font-size: 16px;
  font-weight: 700;
  margin-top: 4px;
}

/* Placeholder graph */
.mini-graph-placeholder {
  height: 120px;
  border-radius: 16px;
  background: #f1f0ff;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #6c63ff;
  font-size: 14px;
}
.nav-icon {
    width: 42px;        /* Perfect clarity */
    height: 42px;
    object-fit: contain;
    display: block;
    margin: 0 auto;
    transition: transform .25s ease, filter .25s ease;
}

/* ACTIVE styling */
.nav-item.active .nav-icon {
    transform: scale(1.15);
}

/* Hover animation */
.nav-item:hover .nav-icon {
    transform: scale(1.10);
}

/* DARK MODE – invert only when needed */
body.dark .nav-icon {
    filter: brightness(1.15);
}