/* HerAI — vibrant two-panel chat UI */

:root {
  --herai-grad: linear-gradient(135deg, #7c3aed 0%, #4f46e5 45%, #06b6d4 100%);
  --herai-grad-pink: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
  --herai-purple: #7c3aed;
  --herai-indigo: #4f46e5;
  --herai-cyan: #06b6d4;
  --herai-pink: #ec4899;
  --herai-ink: #1e1b4b;
  --herai-muted: #6b7280;
  --herai-card: rgba(124, 58, 237, 0.06);
  --herai-border: rgba(124, 58, 237, 0.18);
  --herai-bot-bg: rgba(124, 58, 237, 0.07);
}

.herai-app {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 18px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 10px 0 40px;
  align-items: start;
}
@media (max-width: 860px) {
  .herai-app { grid-template-columns: 1fr; }
  .herai-side { order: 2; }
}

/* ---------- Hero band ---------- */
.herai-hero {
  grid-column: 1 / -1;
  text-align: center;
  padding: 26px 18px 18px;
  border-radius: 18px;
  background: var(--herai-grad);
  color: #fff;
  box-shadow: 0 12px 30px rgba(79, 70, 229, 0.28);
  margin-bottom: 4px;
}
.herai-hero .herai-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(4px);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}
.herai-hero h1 { margin: 0 0 6px; font-size: 28px; color: #fff; }
.herai-hero p { margin: 0; font-size: 14px; opacity: 0.92; }

/* ---------- Left / side panel ---------- */
.herai-side {
  border: 1px solid var(--herai-border);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(124, 58, 237, 0.05), rgba(6, 182, 212, 0.03));
  overflow: hidden;
  position: sticky;
  top: 12px;
}
.herai-side-head {
  padding: 14px 16px 10px;
  background: var(--herai-grad-pink);
  color: #fff;
}
.herai-side-head h2 { margin: 0; font-size: 16px; font-weight: 800; }
.herai-side-head p { margin: 4px 0 0; font-size: 12px; opacity: 0.9; }

.herai-search {
  margin: 12px 14px 6px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--herai-border);
  background: rgba(255, 255, 255, 0.04);
}
.herai-search input {
  border: none; background: transparent; outline: none;
  width: 100%; font-size: 13px; color: inherit; font-family: inherit;
}

.herai-faq-group-label {
  padding: 12px 16px 4px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--herai-purple);
}
.herai-faq-list { padding: 4px 10px 10px; display: flex; flex-direction: column; gap: 6px; }

.herai-faq-item {
  text-align: left;
  border: 1px solid var(--herai-border);
  background: rgba(255, 255, 255, 0.03);
  color: inherit;
  border-radius: 10px;
  padding: 9px 11px;
  font-size: 13px;
  line-height: 1.35;
  cursor: pointer;
  transition: transform 0.08s, border-color 0.15s, background 0.15s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.herai-faq-item:hover {
  border-color: var(--herai-purple);
  background: rgba(124, 58, 237, 0.1);
  transform: translateX(2px);
}
.herai-faq-item .dot {
  width: 8px; height: 8px; border-radius: 50%; flex: 0 0 auto;
  background: var(--herai-grad);
}
.herai-faq-item .cat-education,
.herai-faq-item.cat-education .dot { background: #8b5cf6; }
.herai-faq-item.cat-valuation .dot { background: #06b6d4; }
.herai-faq-item.cat-technical .dot { background: #f59e0b; }
.herai-faq-item.cat-market .dot { background: #ec4899; }
.herai-faq-item.cat-screener .dot { background: #10b981; }
.herai-faq-item.cat-stock .dot { background: #ef4444; }
.herai-faq-item .badge-live {
  margin-left: auto; font-size: 9px; font-weight: 800; letter-spacing: 0.04em;
  color: #fff; background: var(--herai-pink); padding: 1px 6px; border-radius: 10px;
}

.herai-showmore {
  margin: 4px 14px 14px;
  width: calc(100% - 28px);
  border: none;
  border-radius: 10px;
  padding: 9px;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  color: #fff;
  background: var(--herai-grad);
}
.herai-hidden { display: none !important; }

/* ---------- Right / chat panel ---------- */
.herai-chat {
  border: 1px solid var(--herai-border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  flex-direction: column;
  min-height: 560px;
  overflow: hidden;
}
.herai-messages {
  flex: 1;
  padding: 18px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-height: 62vh;
}
.herai-msg {
  max-width: 90%;
  padding: 12px 14px;
  border-radius: 14px;
  font-size: 14.5px;
  line-height: 1.55;
  word-wrap: break-word;
}
.herai-msg.user {
  align-self: flex-end;
  background: var(--herai-grad);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.herai-msg.bot {
  align-self: flex-start;
  background: var(--herai-bot-bg);
  border: 1px solid var(--herai-border);
  border-bottom-left-radius: 4px;
}
.herai-msg.error {
  align-self: flex-start;
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #b91c1c;
}
.herai-msg h4 { margin: 10px 0 4px; font-size: 14px; color: var(--herai-indigo); }
.herai-msg ul { margin: 6px 0; padding-left: 18px; }
.herai-msg strong { color: var(--herai-ink); }
.herai-msg a { color: var(--herai-indigo); text-decoration: underline; word-break: break-word; }
.herai-msg a:hover { color: var(--herai-purple); }

.herai-meta {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--herai-border);
  font-size: 12px;
  color: var(--herai-muted);
}
.herai-badges { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 6px; }
.herai-agent-chip {
  padding: 2px 9px; border-radius: 20px; font-size: 11px; font-weight: 700;
  color: #fff; background: var(--herai-grad); text-transform: capitalize;
}
.herai-agent-chip.instant { background: #10b981; }
.herai-cites a { color: var(--herai-indigo); text-decoration: none; margin-right: 10px; }
.herai-cites a:hover { text-decoration: underline; }
.herai-disclaimer { margin-top: 6px; font-style: italic; opacity: 0.8; }

/* Follow-up suggestions */
.herai-followups {
  display: flex; flex-wrap: wrap; gap: 7px; margin-top: 10px;
}
.herai-followup {
  border: 1px solid var(--herai-border);
  background: rgba(6, 182, 212, 0.08);
  color: var(--herai-indigo);
  border-radius: 18px; padding: 6px 12px; font-size: 12.5px; cursor: pointer;
}
.herai-followup:hover { background: rgba(6, 182, 212, 0.16); }

.herai-typing {
  align-self: flex-start; display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--herai-muted);
}
.herai-dots span {
  display: inline-block; width: 7px; height: 7px; margin-right: 3px;
  border-radius: 50%; background: var(--herai-purple); animation: herai-blink 1.2s infinite both;
}
.herai-dots span:nth-child(2) { animation-delay: 0.2s; }
.herai-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes herai-blink { 0%,80%,100% { opacity: 0.25; } 40% { opacity: 1; } }

.herai-inputbar {
  display: flex; gap: 8px; padding: 14px 16px; border-top: 1px solid var(--herai-border);
  background: linear-gradient(90deg, rgba(124,58,237,0.04), rgba(6,182,212,0.04));
}
.herai-inputbar textarea {
  flex: 1; resize: none; min-height: 46px; max-height: 130px;
  padding: 12px; border-radius: 12px; border: 1px solid var(--herai-border);
  background: rgba(255, 255, 255, 0.04); color: inherit;
  font-size: 14.5px; font-family: inherit; line-height: 1.4;
}
.herai-inputbar textarea:focus { outline: none; border-color: var(--herai-purple); }
.herai-send {
  padding: 0 22px; border: none; border-radius: 12px; color: #fff;
  font-weight: 800; font-size: 14px; cursor: pointer; background: var(--herai-grad);
}
.herai-send:disabled { opacity: 0.5; cursor: not-allowed; }

.herai-mode-toggle {
  display: flex;
  gap: 8px;
  padding: 0 16px 14px;
  background: linear-gradient(90deg, rgba(124,58,237,0.04), rgba(6,182,212,0.04));
}
.herai-mode-btn {
  flex: 1;
  border: 1px solid var(--herai-border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--herai-muted);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.herai-mode-btn:hover { border-color: var(--herai-purple); }
.herai-mode-btn.active {
  background: var(--herai-grad);
  color: #fff;
  border-color: transparent;
}

.herai-browse {
  display: block;
  margin: 2px 14px 16px;
  text-align: center;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--herai-indigo);
  text-decoration: none;
  padding: 8px;
  border-radius: 10px;
  border: 1px dashed var(--herai-border);
}
.herai-browse:hover { background: rgba(124, 58, 237, 0.08); }