/* ═══════════════════════════════════════════════════════
   Q&A — searchable knowledge base + ranked answers
   Matches the VertiGoes warm / soft design system.
   ═══════════════════════════════════════════════════════ */

.qa-page {
  max-width: 820px;
  margin: 0 auto;
  padding: 48px 24px 96px;
}

/* ── Ask box ───────────────────────────────────────────── */
.qa-askbox {
  background: var(--surface);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow);
  padding: 32px;
  margin-bottom: 40px;
  text-align: center;
}
.qa-askbox-title { font-size: 1.6rem; font-weight: 700; color: var(--text); }
.qa-askbox-sub { color: var(--text-2); margin-top: 6px; }
.qa-askform {
  display: flex; gap: 10px; margin-top: 20px;
  flex-wrap: wrap;
}
.qa-askinput {
  flex: 1 1 280px;
  font: inherit; font-size: 1.05rem;
  padding: 14px 20px;
  border: 2px solid var(--gray-200);
  border-radius: var(--r-full);
  background: var(--warm-50);
  color: var(--text);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.qa-askinput:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 4px var(--focus-ring);
}
.qa-askbtn { flex: 0 0 auto; border-radius: var(--r-full); padding-inline: 28px; }
.qa-askhint { margin-top: 14px; color: var(--green); font-weight: 600; }

/* ── Results head ──────────────────────────────────────── */
.qa-results-head { margin-bottom: 16px; }
.qa-results-count { color: var(--text-2); font-size: .95rem; }

/* ── Question list ─────────────────────────────────────── */
.qa-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.qa-item-link {
  display: flex; align-items: center; gap: 16px;
  background: var(--surface);
  border-radius: var(--r);
  box-shadow: var(--shadow-xs);
  padding: 22px 24px;
  text-decoration: none; color: inherit;
  transition: box-shadow .2s var(--ease), transform .2s var(--ease);
}
.qa-item-link:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.qa-item-main { flex: 1; min-width: 0; }
.qa-topic {
  display: inline-block;
  font-size: .78rem; font-weight: 700; letter-spacing: .02em;
  color: var(--orange);
  background: var(--orange-light);
  padding: 4px 12px; border-radius: var(--r-full);
  margin-bottom: 10px;
}
.qa-item-title { font-size: 1.2rem; font-weight: 700; color: var(--text); line-height: 1.4; }
.qa-item-excerpt { color: var(--text-2); font-size: .95rem; margin-top: 6px; }
.qa-item-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px;
  margin-top: 14px; font-size: .85rem; color: var(--text-3);
}
.qa-meta-answers { color: var(--green); font-weight: 700; }
.qa-meta-top { display: inline-flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.qa-meta-author { font-weight: 600; color: var(--text-2); }
.qa-item-arrow { width: 22px; height: 22px; color: var(--gray-300); flex: 0 0 auto; }
/* In RTL the chevron should point the natural "forward" way */
html[dir="rtl"] .qa-item-arrow { transform: scaleX(1); }
html[dir="ltr"] .qa-item-arrow { transform: scaleX(-1); }

/* ── Credential badge ──────────────────────────────────── */
.qa-badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: .74rem; font-weight: 700;
  padding: 3px 10px; border-radius: var(--r-full);
  white-space: nowrap;
}
.qa-badge-check { width: 11px; height: 11px; }
.qa-badge.is-clinical { background: #E7F1FB; color: #1C5FA8; }
.qa-badge.is-phd  { background: #EAF4EF; color: #1E7A52; }
.qa-badge.is-md   { background: var(--blue-light); color: var(--blue-dark); }
.qa-badge.is-pt   { background: var(--purple-light); color: #6A5BA0; }
.qa-badge.is-peer { background: var(--gray-100); color: var(--gray-500); }

/* ── Stars ─────────────────────────────────────────────── */
.qa-stars { display: inline-flex; gap: 1px; vertical-align: middle; }
.qa-star { width: 14px; height: 14px; }
.qa-star.is-on  { fill: var(--yellow); }
.qa-star.is-off { fill: var(--gray-200); }

/* ── Empty / disclaimer ────────────────────────────────── */
.qa-empty {
  text-align: center; padding: 48px 24px;
  background: var(--surface); border-radius: var(--r-lg);
  box-shadow: var(--shadow-xs);
}
.qa-empty h3 { font-size: 1.3rem; color: var(--text); }
.qa-empty p { color: var(--text-2); margin-top: 8px; }
.qa-disclaimer {
  margin-top: 40px; text-align: center;
  font-size: .85rem; color: var(--text-3);
}

/* ═══════════════════════════════════════════════════════
   DETAIL PAGE
   ═══════════════════════════════════════════════════════ */
.qa-back {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--text-2); text-decoration: none; font-weight: 600;
  font-size: .92rem; margin-bottom: 24px;
}
.qa-back:hover { color: var(--orange); }
.qa-back svg { width: 18px; height: 18px; }
html[dir="ltr"] .qa-back svg { transform: scaleX(-1); }

.qa-question {
  background: var(--surface);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  padding: 32px;
}
.qa-question-title { font-size: 1.85rem; font-weight: 800; color: var(--text); line-height: 1.35; margin-top: 8px; }
.qa-question-body { color: var(--text-2); font-size: 1.05rem; margin-top: 14px; }
.qa-question-meta {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  margin-top: 20px; font-size: .85rem; color: var(--text-3);
}

.qa-answers-head { margin: 40px 4px 18px; }
.qa-answers-title { font-size: 1.4rem; font-weight: 800; color: var(--text); }
.qa-answers-note { color: var(--text-2); font-size: .9rem; margin-top: 2px; }

.qa-answers { list-style: none; display: flex; flex-direction: column; gap: 18px; }
.qa-answer {
  position: relative;
  background: var(--surface);
  border-radius: var(--r);
  box-shadow: var(--shadow-xs);
  padding: 26px 28px;
  border-inline-start: 4px solid transparent;
}
.qa-answer.cred-clinical { border-inline-start-color: #2F80D6; }
.qa-answer.cred-phd  { border-inline-start-color: #2E9E6B; }
.qa-answer.cred-md   { border-inline-start-color: var(--blue); }
.qa-answer.cred-pt   { border-inline-start-color: var(--purple); }
.qa-answer.cred-peer { border-inline-start-color: var(--gray-300); }
.qa-answer.is-top {
  box-shadow: var(--shadow-md);
  background: linear-gradient(180deg, #FBFEFC 0%, var(--surface) 60%);
}
.qa-answer-toptag {
  position: absolute; top: -11px; inset-inline-start: 24px;
  background: var(--green); color: #fff;
  font-size: .72rem; font-weight: 800; letter-spacing: .02em;
  padding: 4px 12px; border-radius: var(--r-full);
  box-shadow: var(--shadow-sm);
}

.qa-answer-head {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 14px; flex-wrap: wrap; margin-bottom: 14px;
}
.qa-answer-author { display: flex; align-items: center; gap: 12px; }
.qa-avatar {
  width: 42px; height: 42px; flex: 0 0 auto;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--orange); color: #fff;
  font-weight: 800; font-size: 1.05rem;
}
.qa-answer-name { display: block; font-weight: 700; color: var(--text); }
.qa-answer-title { display: block; font-size: .85rem; color: var(--text-3); }
.qa-answer-cred { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.qa-answer-body { color: var(--text); line-height: 1.8; }

/* ── Citations (clinical-source answers) ───────────────── */
.qa-answer-sources {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 8px;
  margin-top: 16px; padding: 12px 16px;
  background: var(--warm-50, #FBF8F4);
  border-radius: var(--r);
  font-size: .85rem; line-height: 1.6;
}
.qa-sources-label { font-weight: 700; color: var(--text-2); }
.qa-source-link {
  color: #1C5FA8; text-decoration: none; font-weight: 600;
  border-bottom: 1px solid transparent;
}
.qa-source-link:hover { border-bottom-color: currentColor; }
.qa-source-sep { color: var(--gray-300); }

.qa-answer-foot {
  display: flex; align-items: center; gap: 16px;
  margin-top: 16px; font-size: .82rem; color: var(--text-3);
}
.qa-answer-up { display: inline-flex; align-items: center; gap: 5px; }
.qa-answer-up svg { width: 15px; height: 15px; }

.qa-addbox {
  margin-top: 40px; text-align: center;
  background: var(--orange-50);
  border-radius: var(--r-lg);
  padding: 32px;
}
.qa-addbox h3 { font-size: 1.25rem; color: var(--text); }
.qa-addbox p { color: var(--text-2); margin: 8px 0 18px; }

@media (max-width: 560px) {
  .qa-page { padding: 32px 16px 72px; }
  .qa-askbox, .qa-question, .qa-addbox { padding: 24px 18px; }
  .qa-answer { padding: 22px 18px; }
  .qa-answer-head { flex-direction: column; }
}