/* =====================================================================
   Dissertation Topic Finder — scoped styles
   Relies on the site's existing design tokens; only adds tool-specific
   components. Keeps the visual language consistent with the rest of
   dissertation-help.co.uk.
   ===================================================================== */

.topic-finder-intro-card {
  background: var(--surface-1, #fff);
  border: 1px solid var(--border-1, rgba(0,0,0,.08));
  border-radius: var(--radius-lg, 12px);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm, 0 2px 6px rgba(0,0,0,.05));
}

/* --- Form layout --------------------------------------------------- */
.topic-finder-form .finder-step {
  border: 1px solid var(--border-1, rgba(0,0,0,.08));
  border-radius: var(--radius-lg, 12px);
  padding: 1.25rem 1.25rem 1rem;
  margin-bottom: 1.25rem;
  background: var(--surface-1, #fff);
}
.topic-finder-form legend {
  font-weight: 600;
  font-size: 1.05rem;
  padding: 0 .5rem;
  margin-bottom: .75rem;
  display: flex;
  align-items: center;
  gap: .6rem;
}
.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem; height: 1.75rem;
  border-radius: 50%;
  background: var(--brand-primary, #0b5ed7);
  color: #fff;
  font-size: .85rem;
  font-weight: 700;
  flex: 0 0 auto;
}

/* --- Radio option cards ------------------------------------------- */
.finder-option { display: block; cursor: pointer; }
.finder-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.finder-option-label {
  display: block;
  text-align: center;
  padding: .65rem .75rem;
  border: 1.5px solid var(--border-1, rgba(0,0,0,.12));
  border-radius: var(--radius-md, 8px);
  font-size: .95rem;
  background: var(--surface-1, #fff);
  transition: border-color .15s, background .15s, box-shadow .15s;
}
.finder-option input:checked + .finder-option-label {
  border-color: var(--brand-primary, #0b5ed7);
  background: color-mix(in srgb, var(--brand-primary, #0b5ed7) 8%, #fff);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand-primary, #0b5ed7) 18%, transparent);
  font-weight: 600;
}
.finder-option input:focus-visible + .finder-option-label {
  outline: 3px solid color-mix(in srgb, var(--brand-primary, #0b5ed7) 40%, transparent);
  outline-offset: 2px;
}

/* --- Chips --------------------------------------------------------- */
.finder-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-top: .75rem;
}
.finder-chip {
  background: var(--surface-2, #f5f7fa);
  border: 1px solid var(--border-1, rgba(0,0,0,.08));
  border-radius: 999px;
  padding: .3rem .75rem;
  font-size: .85rem;
  color: var(--text-1, #222);
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.finder-chip:hover,
.finder-chip:focus-visible {
  background: color-mix(in srgb, var(--brand-primary, #0b5ed7) 10%, #fff);
  border-color: var(--brand-primary, #0b5ed7);
}

/* --- Actions ------------------------------------------------------- */
.finder-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: .5rem;
}
.finder-actions .btn-link { text-decoration: none; }

/* --- Result cards -------------------------------------------------- */
.topic-finder-results .topic-card {
  border: 1px solid var(--border-1, rgba(0,0,0,.08));
  border-radius: var(--radius-lg, 12px);
  background: var(--surface-1, #fff);
  padding: 1.25rem;
  height: 100%;
  box-shadow: var(--shadow-sm, 0 2px 6px rgba(0,0,0,.05));
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.topic-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.35;
}
.topic-card__why {
  font-size: .9rem;
  color: var(--text-2, #555);
  margin: 0;
}
.topic-card__section { margin-top: .35rem; }
.topic-card__section h4 {
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--text-2, #666);
  margin: 0 0 .25rem;
}
.topic-card__section ul {
  margin: 0;
  padding-left: 1.1rem;
  font-size: .9rem;
}
.topic-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: .5rem;
}
.topic-badge {
  font-size: .75rem;
  padding: .2rem .55rem;
  border-radius: 999px;
  background: var(--surface-2, #eef1f5);
  color: var(--text-1, #333);
}
.topic-badge--beginner     { background: #e6f4ea; color: #1e6b34; }
.topic-badge--intermediate { background: #fff4e5; color: #8a5400; }
.topic-badge--advanced     { background: #fde7e9; color: #8a1f2b; }
.topic-card__refine {
  margin-top: auto;
  font-size: .9rem;
  border-top: 1px dashed var(--border-1, rgba(0,0,0,.08));
  padding-top: .6rem;
}

/* --- Refinement panel --------------------------------------------- */
.topic-refinement-panel {
  border: 1px solid var(--border-1, rgba(0,0,0,.08));
  border-radius: var(--radius-lg, 12px);
  padding: 1.5rem;
  background: var(--surface-2, #f7f9fc);
}
.refinement-example {
  display: grid;
  gap: .5rem;
}
.refinement-step {
  background: #fff;
  border: 1px solid var(--border-1, rgba(0,0,0,.08));
  border-radius: var(--radius-md, 8px);
  padding: .75rem 1rem;
}
.refinement-step--final { border-color: var(--brand-primary, #0b5ed7); }
.refinement-label {
  display: block;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--text-2, #666);
  margin-bottom: .2rem;
}
.refinement-arrow { text-align: center; color: var(--text-2, #888); }

/* --- Subject / tool cards ----------------------------------------- */
.subject-link-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: .75rem;
  padding: .85rem 1rem;
  border: 1px solid var(--border-1, rgba(0,0,0,.08));
  border-radius: var(--radius-md, 8px);
  background: var(--surface-1, #fff);
  color: inherit;
  text-decoration: none;
  transition: border-color .15s, transform .15s;
}
.subject-link-card:hover,
.subject-link-card:focus-visible {
  border-color: var(--brand-primary, #0b5ed7);
  transform: translateY(-1px);
}
.tool-card {
  border: 1px solid var(--border-1, rgba(0,0,0,.08));
  border-radius: var(--radius-lg, 12px);
  background: var(--surface-1, #fff);
  padding: 1.25rem;
  height: 100%;
}
.tool-card--soon { opacity: .92; }
.badge-coming-soon {
  display: inline-block;
  font-size: .7rem;
  background: var(--surface-2, #eef1f5);
  color: var(--text-2, #555);
  border-radius: 999px;
  padding: .15rem .5rem;
  margin-left: .35rem;
}

/* --- Inline CTA blocks -------------------------------------------- */
.content-block.cta-inline {
  border-left: 4px solid var(--brand-primary, #0b5ed7);
  padding-left: 1rem;
}

/* --- Checklist warning variant ------------------------------------ */
.checklist-items--warning i { color: #b02a37; }

/* --- Mobile ------------------------------------------------------- */
@media (max-width: 575.98px) {
  .topic-finder-form .finder-step { padding: 1rem .85rem .75rem; }
  .finder-actions .btn-lg { width: 100%; }
  .topic-card__title { font-size: 1rem; }
}