input[type="range"] {
  width: 100%;
  accent-color: var(--blue);
  margin: 0.3rem 0;
}
.range-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-sub);
}
.check-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}
.check-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text);
  cursor: pointer;
  font-weight: 400;
}
.check-label input[type="checkbox"] { accent-color: var(--blue); cursor: pointer; }

.pw-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1rem;
}
.pw-display {
  font-family: "Cascadia Code", "Consolas", "Monaco", monospace;
  font-size: 1.3rem;
  font-weight: 600;
  word-break: break-all;
  color: var(--text);
  margin-bottom: 0.75rem;
  line-height: 1.5;
}
.pw-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.strength-wrap { display: flex; align-items: center; gap: 0.6rem; }
.strength-bar {
  display: flex;
  gap: 3px;
}
.strength-seg {
  width: 28px;
  height: 6px;
  border-radius: 3px;
  background: var(--border);
}
.strength-label { font-size: 0.78rem; font-weight: 600; }

.strength-1 .strength-seg:nth-child(1) { background: var(--red); }
.strength-2 .strength-seg:nth-child(-n+2) { background: var(--orange); }
.strength-3 .strength-seg:nth-child(-n+3) { background: var(--yellow); }
.strength-4 .strength-seg { background: var(--green); }

.strength-1 .strength-label { color: var(--red); }
.strength-2 .strength-label { color: var(--orange); }
.strength-3 .strength-label { color: var(--yellow); }
.strength-4 .strength-label { color: var(--green-dk); }

.copy-btn {
  padding: 0.4rem 0.9rem;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.82rem;
  font-family: var(--font);
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.copy-btn:hover { border-color: var(--blue); color: var(--blue); }

@media (max-width: 480px) {
  .check-grid { grid-template-columns: 1fr; }
  .pw-display { font-size: 1.05rem; }
}