/**
 * AI Product Consultant (Phase 3) — additive stylesheet, new file.
 * Reuses existing custom properties from css/styles.css (--dark-bg,
 * --dark-card, --primary-blue, --font-display, --font-body, --radius-*,
 * --shadow-card) instead of introducing a parallel color system.
 * Loaded only on products.html / product.html.
 */

#ai-consultant-root {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 9999;
  font-family: var(--font-body, 'Inter', sans-serif);
}

.ai-consult-bubble {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-blue, #00A2E8);
  color: #fff;
  border: none;
  border-radius: 100px;
  padding: 12px 18px;
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  box-shadow: var(--shadow-blue-sm, 0 0 15px rgba(0,162,232,0.25));
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.ai-consult-bubble:hover { transform: translateY(-1px); box-shadow: var(--shadow-blue, 0 0 30px rgba(0,162,232,0.3)); }
.ai-consult-bubble-icon { font-size: 1.05rem; }

.ai-consult-panel {
  position: absolute;
  right: 0;
  bottom: 62px;
  width: min(360px, calc(100vw - 40px));
  max-height: min(520px, calc(100vh - 120px));
  background: var(--dark-card, #0E1B2A);
  border: 1px solid var(--dark-border, rgba(0,162,232,0.15));
  border-radius: var(--radius-md, 12px);
  box-shadow: var(--shadow-card, 0 8px 32px rgba(0,0,0,0.4));
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.ai-consult-panel[hidden] {
  display: none;
}

.ai-consult-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--dark-border, rgba(0,162,232,0.15));
}
.ai-consult-title {
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
  font-weight: 700;
  font-size: 0.92rem;
  color: #fff;
}
.ai-consult-subtitle {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
  margin-top: 2px;
}
.ai-consult-close {
  background: none;
  border: none;
  color: rgba(255,255,255,0.5);
  cursor: pointer;
  font-size: 0.95rem;
  line-height: 1;
  padding: 4px;
}
.ai-consult-close:hover { color: #fff; }

.ai-consult-log {
  flex: 1;
  overflow-y: auto;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 140px;
}

.ai-consult-msg {
  font-size: 0.85rem;
  line-height: 1.55;
  padding: 9px 12px;
  border-radius: 10px;
  max-width: 88%;
  white-space: pre-wrap;
  word-break: break-word;
}
.ai-consult-msg-assistant {
  align-self: flex-start;
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.85);
  border: 1px solid rgba(255,255,255,0.06);
}
.ai-consult-msg-user {
  align-self: flex-end;
  background: var(--primary-blue, #00A2E8);
  color: #fff;
}
.ai-consult-typing { opacity: 0.6; font-style: italic; }

.ai-consult-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 16px 12px;
}
.ai-consult-chip {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.75);
  font-size: 0.72rem;
  padding: 6px 10px;
  border-radius: 100px;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.ai-consult-chip:hover { border-color: var(--primary-blue, #00A2E8); color: #fff; }

.ai-consult-input-row {
  display: flex;
  gap: 8px;
  padding: 10px 12px;
  border-top: 1px solid var(--dark-border, rgba(0,162,232,0.15));
}
.ai-consult-input-row input {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  color: #fff;
  padding: 9px 11px;
  font-size: 0.85rem;
  font-family: inherit;
}
.ai-consult-input-row input:focus { outline: none; border-color: var(--primary-blue, #00A2E8); }
.ai-consult-input-row button {
  background: var(--primary-blue, #00A2E8);
  border: none;
  color: #fff;
  border-radius: 8px;
  width: 38px;
  cursor: pointer;
  font-size: 0.95rem;
}

.ai-consult-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px 12px 14px;
  border-top: 1px solid var(--dark-border, rgba(0,162,232,0.15));
}
.ai-consult-cta {
  flex: 1 1 auto;
  background: rgba(212,175,55,0.1);
  border: 1px solid rgba(212,175,55,0.3);
  color: #D4AF37;
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
  font-weight: 600;
  font-size: 0.72rem;
  padding: 8px 8px;
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
}
.ai-consult-cta:hover { background: rgba(212,175,55,0.18); }

@media (max-width: 420px) {
  #ai-consultant-root { right: 12px; bottom: 12px; }
  .ai-consult-panel { width: calc(100vw - 24px); }
}