/* Lifehouse Knowledgebase — KB-1 (Lifehouse visual identity, PRODUCT-CONTRACT.md) */
:root {
  --v3-bg:        #FAF6EC;
  --v3-primary:   #27814B;
  --v3-teal:      #1E5B36;
  --v3-secondary: #EFE9D8;
  --v3-text:      #1F2A22;
  --v3-surface:   #FFFFFF;
  --v3-muted:     #5C6B5E;
  --v3-border:    #E7E0CC;
  --v3-amber:     #D97706;
  --v3-red:       #C0392B;
  --v3-font:      'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--v3-bg);
  color: var(--v3-text);
  font-family: var(--v3-font);
  line-height: 1.55;
}

.page {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 20px 64px;
}

.brand { text-align: center; margin-bottom: 36px; }
.logo { width: 72px; height: 72px; }
.title {
  margin: 14px 0 6px;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--v3-teal);
}
.subtitle {
  margin: 0 auto;
  max-width: 34em;
  color: var(--v3-muted);
  font-size: 1rem;
}

.ask { display: flex; flex-direction: column; gap: 12px; }

#question {
  width: 100%;
  padding: 14px 16px;
  font: inherit;
  font-size: 1.05rem;
  color: var(--v3-text);
  background: var(--v3-surface);
  border: 1.5px solid var(--v3-border);
  border-radius: 10px;
  resize: vertical;
  min-height: 88px;
}
#question:focus {
  outline: 3px solid rgba(39, 129, 75, 0.25);
  border-color: var(--v3-primary);
}

.ask-btn {
  align-self: flex-end;
  padding: 12px 34px;
  font: inherit;
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  background: var(--v3-primary);
  border: none;
  border-radius: 10px;
  cursor: pointer;
}
.ask-btn:hover:not(:disabled) { background: var(--v3-teal); }
.ask-btn:focus-visible { outline: 3px solid rgba(39,129,75,0.4); outline-offset: 2px; }
.ask-btn:disabled { opacity: 0.55; cursor: default; }

.status-line {
  min-height: 1.4em;
  margin: 16px 0 0;
  font-size: 0.95rem;
  color: var(--v3-muted);
}
.status-line.loading { color: var(--v3-primary); }
.status-line.insufficient { color: var(--v3-amber); }
.status-line.unavailable { color: var(--v3-red); }

.panel {
  margin-top: 20px;
  padding: 20px 24px;
  background: var(--v3-surface);
  border: 1px solid var(--v3-border);
  border-radius: 12px;
}
.panel-heading {
  margin: 0 0 10px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--v3-muted);
}
.answer-text { font-size: 1.06rem; white-space: pre-wrap; }

.sources-list { margin: 0; padding: 0; list-style: none; }
.sources-list li {
  padding: 10px 0;
  border-top: 1px solid var(--v3-border);
  font-size: 0.95rem;
}
.sources-list li:first-child { border-top: none; padding-top: 0; }
.src-section { display: block; color: var(--v3-muted); font-size: 0.85rem; margin-top: 2px; }

.devnote {
  margin-top: 40px;
  padding-top: 14px;
  border-top: 1px dashed var(--v3-border);
  font-size: 0.78rem;
  color: var(--v3-muted);
}
.devnote code { background: var(--v3-secondary); padding: 1px 5px; border-radius: 4px; }

.sessionbar {
  margin: 0 0 18px;
  font-size: 0.82rem;
  color: var(--v3-muted);
  text-align: right;
}
.sessionbar a { color: var(--v3-teal); margin-left: 10px; text-decoration: none; }
.sessionbar a:hover, .sessionbar a:focus { text-decoration: underline; }

.input-row { position: relative; }
.input-row #question { padding-right: 54px; }

.mic-btn {
  position: absolute;
  right: 10px;
  bottom: 10px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--v3-primary);
  background: var(--v3-surface);
  border: 1.5px solid var(--v3-border);
  border-radius: 50%;
  cursor: pointer;
}
.mic-btn:hover:not(:disabled) { border-color: var(--v3-primary); }
.mic-btn:focus-visible { outline: 3px solid rgba(39,129,75,0.4); outline-offset: 2px; }
.mic-btn.recording {
  color: #fff;
  background: var(--v3-red);
  border-color: var(--v3-red);
  animation: mic-pulse 1.2s ease-in-out infinite;
}
.mic-btn:disabled { opacity: 0.45; cursor: default; }
.mic-btn.unsupported { opacity: 0.35; }
@keyframes mic-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(192,57,43,0.35); }
  50% { box-shadow: 0 0 0 8px rgba(192,57,43,0); }
}

.panel-headrow { display: flex; align-items: baseline; justify-content: space-between; }
.read-aloud {
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--v3-primary);
  background: none;
  border: none;
  padding: 2px 0;
  cursor: pointer;
}
.read-aloud:hover { text-decoration: underline; }
.read-aloud:focus-visible { outline: 3px solid rgba(39,129,75,0.4); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* VIS-6 — approved visual resources alongside answers */
.visuals-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.visual-card { margin: 0; }
.visual-card img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--v3-border);
  border-radius: 8px;
  background: #fff;
  cursor: zoom-in;
}
.visual-card img:focus-visible { outline: 3px solid rgba(39,129,75,0.4); outline-offset: 2px; }
.visual-card figcaption { margin-top: 6px; }
.visual-caption { display: block; font-size: 0.82rem; font-weight: 600; color: var(--v3-text); }
.visual-source { display: block; font-size: 0.72rem; color: var(--v3-muted); margin-top: 2px; }

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(15,25,20,0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 1000;
}
.lightbox-inner {
  position: relative;
  max-width: min(920px, 100%);
  max-height: 90vh;
  overflow-y: auto;
  background: var(--v3-surface);
  border-radius: 12px;
  padding: 20px;
}
.lightbox-img {
  max-width: 100%;
  max-height: 68vh;
  height: auto;
  display: block;
  margin: 0 auto;
  border: 1px solid var(--v3-border);
  border-radius: 8px;
  background: #fff;
}
.lightbox-caption { margin-top: 12px; font-size: 0.9rem; font-weight: 600; color: var(--v3-text); }
.lightbox-meta { margin-top: 4px; font-size: 0.78rem; color: var(--v3-muted); }
.lightbox-close {
  position: absolute;
  top: 8px;
  right: 10px;
  width: 36px;
  height: 36px;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--v3-text);
  background: var(--v3-surface);
  border: 1px solid var(--v3-border);
  border-radius: 50%;
  cursor: pointer;
}
.lightbox-close:hover { border-color: var(--v3-primary); color: var(--v3-primary); }

.hidden { display: none; }

@media (max-width: 560px) {
  .page { padding: 32px 16px 48px; }
  .title { font-size: 1.6rem; }
  .ask-btn { align-self: stretch; text-align: center; }
}