/* ==========================================================================
   Self-Assessment Module — sam-styles.css
   Designed to integrate cleanly with LearnDash themes.
   Colours use CSS custom properties so they can be overridden at theme level.
   ========================================================================== */

:root {
  --sam-green:          #6aaa3a;
  --sam-green-dark:     #4e8a28;
  --sam-green-light:    #d6edca;
  --sam-track-bg:       #d0d0d0;
  --sam-text:           #222222;
  --sam-text-secondary: #555555;
  --sam-border:         #e0e0e0;
  --sam-bg:             #ffffff;
  --sam-bg-recall:      #f8faf6;
  --sam-radius:         8px;
  --sam-thumb-size:     22px;
  --sam-track-height:   10px;
}

/* Wrap -------------------------------------------------------------------- */

.sam-wrap,
.sam-recall-wrap {
  background:    var(--sam-bg);
  border:        1px solid var(--sam-border);
  border-radius: var(--sam-radius);
  padding:       2rem 2.25rem;
  margin:        1.5rem 0;
  max-width:     780px;
  font-family:   inherit;
  color:         var(--sam-text);
}

.sam-recall-wrap {
  background: var(--sam-bg-recall);
}

.sam-recall-empty {
  padding:     1.5rem 2rem;
  font-style:  italic;
  color:       var(--sam-text-secondary);
  font-size:   0.95rem;
}

/* Header ------------------------------------------------------------------ */

.sam-title {
  font-size:     1.35rem;
  font-weight:   700;
  margin:        0 0 0.75rem;
  color:         var(--sam-text);
}

.sam-intro {
  font-size:    0.97rem;
  line-height:  1.65;
  color:        var(--sam-text-secondary);
  margin:       0 0 0.85rem;
}

.sam-scale-guide {
  font-size:   0.9rem;
  color:       var(--sam-text-secondary);
  margin:      0 0 1.75rem;
  line-height: 1.7;
}

.sam-scale-low,
.sam-scale-high {
  display: block;
}

.sam-scale-low strong { color: #b84040; }
.sam-scale-high strong { color: var(--sam-green-dark); }

/* Questions --------------------------------------------------------------- */

.sam-questions {
  display:        flex;
  flex-direction: column;
  gap:            1.75rem;
  margin-bottom:  2rem;
}

.sam-question {
  display:        flex;
  flex-direction: column;
  gap:            0.6rem;
}

.sam-question-text {
  display:        flex;
  flex-direction: column;
  gap:            0.15rem;
}

.sam-q-title {
  font-weight:  700;
  font-size:    1rem;
  color:        var(--sam-text);
}

.sam-q-desc {
  font-size:  0.9rem;
  color:      var(--sam-text-secondary);
  line-height: 1.5;
}

/* Slider track + fill ----------------------------------------------------- */

.sam-slider-wrap {
  display:        flex;
  flex-direction: column;
  gap:            0.35rem;
}

.sam-slider-track {
  position:      relative;
  height:        var(--sam-track-height);
  background:    var(--sam-track-bg);
  border-radius: 999px;
  margin-top:    0.4rem;
}

.sam-slider-fill {
  position:         absolute;
  top:              0;
  left:             0;
  height:           100%;
  background:       var(--sam-green);
  border-radius:    999px;
  width:            44.4%;   /* default value 5 → (5-1)/9 * 100 */
  pointer-events:   none;
  transition:       width 0.1s ease;
}

/* Range input — visually layered over the styled track */

.sam-slider {
  position:   absolute;
  top:        50%;
  left:       0;
  transform:  translateY(-50%);
  width:      100%;
  height:     var(--sam-track-height);
  margin:     0;
  padding:    0;
  opacity:    0.0001;   /* invisible but interactive */
  cursor:     pointer;
  -webkit-appearance: none;
  appearance: none;
}

.sam-slider:disabled {
  cursor: default;
}

/* Thumb — rendered by the browser, but we nudge sizing for consistency */

.sam-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance:         none;
  width:              var(--sam-thumb-size);
  height:             var(--sam-thumb-size);
  border-radius:      50%;
  background:         var(--sam-green);
  cursor:             pointer;
}

.sam-slider::-moz-range-thumb {
  width:        var(--sam-thumb-size);
  height:       var(--sam-thumb-size);
  border-radius: 50%;
  background:   var(--sam-green);
  cursor:       pointer;
  border:       none;
}

/* Visible thumb circle layered on top of the track */

.sam-slider-track::after {
  content:          '';
  position:         absolute;
  top:              50%;
  /* JS sets --thumb-pct custom property per slider */
  left:             calc(var(--thumb-pct, 44.4%) - (var(--sam-thumb-size) / 2));
  transform:        translateY(-50%);
  width:            var(--sam-thumb-size);
  height:           var(--sam-thumb-size);
  border-radius:    50%;
  background:       var(--sam-green);
  box-shadow:       0 1px 4px rgba(0,0,0,0.25);
  pointer-events:   none;
  transition:       left 0.08s ease;
}

.sam-readonly .sam-slider-track::after {
  background: #888;
}

.sam-readonly .sam-slider-fill {
  background: #888;
}

/* Scale labels ------------------------------------------------------------ */

.sam-scale-labels {
  display:         flex;
  justify-content: space-between;
  padding:         0 2px;
  font-size:       0.78rem;
  color:           var(--sam-text-secondary);
  user-select:     none;
}

/* Value display ----------------------------------------------------------- */

.sam-value-display {
  font-size:   1rem;
  font-weight: 700;
  color:       var(--sam-green-dark);
  text-align:  right;
}

.sam-value-saved {
  color: #555;
}

/* Actions + status -------------------------------------------------------- */

.sam-actions {
  display:     flex;
  align-items: center;
  gap:         1.25rem;
  flex-wrap:   wrap;
}

.sam-save-btn {
  background:    var(--sam-green);
  color:         #fff;
  border:        none;
  border-radius: var(--sam-radius);
  padding:       0.65rem 1.6rem;
  font-size:     0.95rem;
  font-weight:   600;
  cursor:        pointer;
  transition:    background 0.2s ease, transform 0.1s ease;
  min-width:     180px;
}

.sam-save-btn:hover {
  background: var(--sam-green-dark);
}

.sam-save-btn:active {
  transform: scale(0.98);
}

.sam-save-btn:disabled {
  opacity: 0.65;
  cursor:  not-allowed;
}

.sam-status {
  font-size:  0.9rem;
  font-weight: 600;
  flex:        1;
}

.sam-status.is-success { color: var(--sam-green-dark); }
.sam-status.is-error   { color: #b84040; }

/* Notice (logged-out message) --------------------------------------------- */

.sam-notice {
  padding:       1rem 1.25rem;
  background:    #fff8e1;
  border-left:   4px solid #f5c518;
  border-radius: 4px;
  font-size:     0.92rem;
  color:         var(--sam-text);
}

/* Responsive -------------------------------------------------------------- */

@media ( max-width: 600px ) {
  .sam-wrap,
  .sam-recall-wrap {
    padding: 1.25rem 1rem;
  }

  .sam-actions {
    flex-direction: column;
    align-items:    flex-start;
  }

  .sam-save-btn {
    width: 100%;
  }
}