/* ============================================================
   Utilmint — tools-ui.css
   Shared UI components for interactive tool implementations.
   Loaded on every online tool page via pages/tool.php.
   ============================================================ */

/* ─── Stat grid (word counter, file info, etc.) ─────────────── */
.tool-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
@media (max-width: 500px) {
  .tool-stats-grid { grid-template-columns: repeat(2, 1fr); }
}

.tool-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0.875rem 0.5rem;
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  gap: 0.25rem;
}
.tool-stat__value {
  font-size: 1.625rem;
  font-weight: 800;
  font-family: var(--font-ui);
  color: var(--mint);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.tool-stat__label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ─── Tool textarea ──────────────────────────────────────────── */
.tool-textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  font-family: var(--font-ui);
  font-size: 0.9375rem;
  color: var(--navy);
  resize: vertical;
  line-height: 1.6;
  outline: none;
  transition: border-color var(--transition);
  min-height: 160px;
  margin-bottom: 1rem;
}
.tool-textarea:focus { border-color: var(--mint); }
.tool-textarea::placeholder { color: var(--text-faint); }

/* ─── Tool input row ─────────────────────────────────────────── */
.tool-input-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.tool-input {
  flex: 1;
  padding: 0.6875rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  font-family: var(--font-ui);
  font-size: 0.9375rem;
  color: var(--navy);
  outline: none;
  transition: border-color var(--transition);
  min-width: 0;
}
.tool-input:focus { border-color: var(--mint); }
.tool-input--mono { font-family: 'Courier New', monospace; letter-spacing: 0.05em; }

/* ─── Password strength bar ──────────────────────────────────── */
.tool-strength {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.tool-strength__bar {
  flex: 1;
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}
.tool-strength__fill {
  height: 100%;
  border-radius: inherit;
  transition: width 0.35s ease, background 0.35s ease;
  width: 0%;
}
.tool-strength__fill[data-level="1"] { background: #ef4444; width: 20%; }
.tool-strength__fill[data-level="2"] { background: #f97316; width: 40%; }
.tool-strength__fill[data-level="3"] { background: #eab308; width: 60%; }
.tool-strength__fill[data-level="4"] { background: var(--mint); width: 80%; }
.tool-strength__fill[data-level="5"] { background: #10b981; width: 100%; }

.tool-strength__label {
  font-size: 0.8125rem;
  font-weight: 700;
  min-width: 72px;
  text-align: right;
}
.tool-strength__label[data-level="1"] { color: #ef4444; }
.tool-strength__label[data-level="2"] { color: #f97316; }
.tool-strength__label[data-level="3"] { color: #eab308; }
.tool-strength__label[data-level="4"] { color: var(--mint); }
.tool-strength__label[data-level="5"] { color: #10b981; }

/* ─── Options panel ──────────────────────────────────────────── */
.tool-options {
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 1.125rem;
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.tool-options__row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.tool-options__label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy-mid);
  min-width: 80px;
}

/* ─── Range slider ───────────────────────────────────────────── */
.tool-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 3px;
  background: var(--mint-light);
  outline: none;
  cursor: pointer;
}
.tool-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--mint);
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(26,158,117,.3);
  transition: transform var(--transition);
}
.tool-slider::-webkit-slider-thumb:hover { transform: scale(1.2); }
.tool-slider::-moz-range-thumb {
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--mint);
  cursor: pointer;
  border: none;
}
.tool-slider__value {
  font-size: 0.9rem;
  font-weight: 700;
  font-family: var(--font-ui);
  color: var(--navy);
  min-width: 36px;
  text-align: right;
}

/* ─── Checkboxes ─────────────────────────────────────────────── */
.tool-checks {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.5rem;
}
.tool-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--navy-mid);
  cursor: pointer;
  user-select: none;
  padding: 0.4rem 0.625rem;
  border-radius: var(--radius);
  transition: background var(--transition);
}
.tool-check:hover { background: var(--mint-pale); }
.tool-check input[type="checkbox"] {
  width: 16px; height: 16px;
  accent-color: var(--mint);
  cursor: pointer;
  flex-shrink: 0;
}

/* ─── Copy button feedback ───────────────────────────────────── */
.tool-copy-btn[data-copied] {
  background: var(--mint-pale);
  color: var(--mint);
  border-color: var(--mint-light);
}

/* ─── QR preview ─────────────────────────────────────────────── */
.qr-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1rem;
}
.qr-preview svg, .qr-preview img {
  width: 200px; height: 200px;
  display: block;
}
.qr-preview__empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-faint);
  font-size: 0.875rem;
  text-align: center;
}
.qr-preview__empty svg { color: var(--border); }

/* ─── Premium lock badge ─────────────────────────────────────── */
.tool-premium-lock {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #7c3aed;
  background: #ede9fe;
  padding: 0.2em 0.6em;
  border-radius: 20px;
  margin-left: 0.5rem;
}
.tool-section--locked {
  opacity: 0.5;
  pointer-events: none;
  user-select: none;
}

/* ─── Action bar ─────────────────────────────────────────────── */
.tool-actions {
  display: flex;
  gap: 0.625rem;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 1rem;
}