/* =========================================================
   ShastraShaw — Chat Interface Styles
   ========================================================= */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:              #050c1a;
  --surface:         #0b1425;
  --surface-2:       #111e35;
  --surface-3:       #192540;
  --sidebar-bg:      #07101f;
  --gold:            #c9a227;
  --gold-light:      #f0c455;
  --gold-dim:        rgba(201, 162, 39, 0.1);
  --gold-border:     rgba(201, 162, 39, 0.18);
  --text:            #dde5f5;
  --text-muted:      #7a8aaa;
  --accent:          #4f9cf9;
  --bot-bg:          #0f1c32;
  --border:          rgba(255, 255, 255, 0.07);
  --error-color:     #f87171;
}

html, body {
  height: 100%;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
}

/* ── Layout ─────────────────────────────────────────────── */
.chat-layout {
  display: flex;
  height: 100dvh;
  height: 100vh;
  overflow: hidden;
}

/* ── Sidebar ─────────────────────────────────────────────── */
.sidebar {
  width: 268px;
  min-width: 268px;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--gold-border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.08) transparent;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-header {
  padding: 20px 18px 16px;
  border-bottom: 1px solid var(--gold-border);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  margin-bottom: 14px;
}

.sidebar-brand-icon {
  font-size: 20px;
  filter: drop-shadow(0 0 8px rgba(201, 162, 39, 0.55));
}

.sidebar-brand-name {
  font-family: 'Cinzel', serif;
  font-size: 16px;
  font-weight: 700;
  background: linear-gradient(135deg, #f0c455, #c9a227, #f0c455);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
}

@keyframes shimmer {
  0%   { background-position: 0% center; }
  100% { background-position: 200% center; }
}

.sidebar-new-chat {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  background: var(--gold-dim);
  border: 1px solid var(--gold-border);
  border-radius: 9px;
  padding: 10px 14px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
  font-family: inherit;
  letter-spacing: 0.2px;
}

.sidebar-new-chat:hover {
  background: rgba(201, 162, 39, 0.18);
  border-color: var(--gold);
}

/* Sector filter */
.sidebar-section {
  padding: 18px 16px;
  border-bottom: 1px solid var(--border);
}

.sidebar-section-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
  padding-left: 4px;
}

.sector-filters {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sector-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  background: none;
  border: none;
  border-radius: 8px;
  padding: 9px 10px;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  font-family: inherit;
  text-align: left;
}

.sector-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.sector-btn.active {
  background: var(--gold-dim);
  color: var(--gold);
  font-weight: 600;
}

.sector-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot-all        { background: var(--gold); }
.dot-traffic    { background: #f59e0b; }
.dot-criminal   { background: #ef4444; }
.dot-rental     { background: #10b981; }
.dot-matrimonial { background: #a855f7; }

/* Sidebar info */
.sidebar-info {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}

.sidebar-info-text {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.6;
  opacity: 0.7;
}

.sidebar-footer {
  margin-top: auto;
  padding: 16px 18px;
  border-top: 1px solid var(--border);
}

.sidebar-back {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.2s;
}

.sidebar-back:hover { color: var(--text); }

/* ── Main chat area ──────────────────────────────────────── */
.chat-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--bg);
  position: relative;
}

/* ── Top bar (mobile / desktop) ──────────────────────────── */
.chat-topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--gold-border);
  background: var(--sidebar-bg);
  flex-shrink: 0;
  min-height: 56px;
}

.topbar-toggle {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 5px;
  display: flex;
  border-radius: 8px;
  transition: background 0.15s, color 0.15s;
  flex-shrink: 0;
}

.topbar-toggle:hover {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
}

.topbar-brand {
  font-family: 'Cinzel', serif;
  font-size: 15px;
  font-weight: 700;
  background: linear-gradient(135deg, #f0c455, #c9a227);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: none;
}

.topbar-sector {
  margin-left: auto;
}

.topbar-sector-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gold);
  background: var(--gold-dim);
  border: 1px solid var(--gold-border);
  padding: 4px 12px;
  border-radius: 20px;
}

/* ── Messages area ───────────────────────────────────────── */
.messages {
  flex: 1;
  overflow-y: auto;
  padding: 28px 28px 16px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  scroll-behavior: smooth;
}

.messages::-webkit-scrollbar { width: 4px; }
.messages::-webkit-scrollbar-track { background: transparent; }
.messages::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }
.messages::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.18); }

/* ── Empty state ─────────────────────────────────────────── */
.empty-state {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 24px;
  color: var(--text-muted);
}

.empty-icon {
  font-size: 58px;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 20px rgba(201, 162, 39, 0.35));
  animation: iconPulse 3s ease-in-out infinite;
}

@keyframes iconPulse {
  0%, 100% { filter: drop-shadow(0 0 20px rgba(201, 162, 39, 0.35)); }
  50%       { filter: drop-shadow(0 0 30px rgba(201, 162, 39, 0.55)); }
}

.empty-state h2 {
  font-family: 'Cinzel', serif;
  font-size: 22px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 10px;
}

.empty-state p {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 400px;
  line-height: 1.65;
  margin-bottom: 36px;
}

.devanagari-hint {
  font-family: 'Noto Sans Devanagari', sans-serif;
  font-size: 14px;
  opacity: 0.65;
}

.suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  max-width: 640px;
}

.suggestion-chip {
  background: var(--surface-2);
  border: 1px solid var(--gold-border);
  border-radius: 22px;
  padding: 9px 18px;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.15s;
  font-family: inherit;
  line-height: 1.4;
}

.suggestion-chip:hover {
  background: var(--gold-dim);
  border-color: rgba(201, 162, 39, 0.4);
  color: var(--text);
  transform: translateY(-1px);
}

/* ── Message wrapper ─────────────────────────────────────── */
.message-wrap {
  display: flex;
  flex-direction: column;
  animation: msgIn 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes msgIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.message-wrap.user { align-items: flex-end; }
.message-wrap.bot  { align-items: flex-start; }

/* ── Bubble ──────────────────────────────────────────────── */
.bubble {
  max-width: min(72%, 740px);
  padding: 14px 18px;
  border-radius: 18px;
  font-size: 15px;
  line-height: 1.65;
  word-break: break-word;
}

.message-wrap.user .bubble {
  background: linear-gradient(140deg, #1c4080, #2563eb);
  color: #f0f4ff;
  border-bottom-right-radius: 4px;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.2);
}

.message-wrap.bot .bubble {
  background: var(--bot-bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

/* ── Markdown styles inside bot bubble ──────────────────── */
.message-wrap.bot .bubble h1,
.message-wrap.bot .bubble h2,
.message-wrap.bot .bubble h3,
.message-wrap.bot .bubble h4,
.message-wrap.bot .bubble h5 {
  font-family: 'Cinzel', serif;
  color: var(--gold-light);
  margin: 20px 0 8px;
  line-height: 1.3;
}

.message-wrap.bot .bubble h1 { font-size: 19px; }
.message-wrap.bot .bubble h2 { font-size: 17px; }
.message-wrap.bot .bubble h3 { font-size: 15px; }
.message-wrap.bot .bubble h4 { font-size: 14px; color: var(--gold); }
.message-wrap.bot .bubble h5 { font-size: 13px; color: var(--gold); }

.message-wrap.bot .bubble h1:first-child,
.message-wrap.bot .bubble h2:first-child,
.message-wrap.bot .bubble h3:first-child { margin-top: 0; }

.message-wrap.bot .bubble p {
  margin-bottom: 12px;
}

.message-wrap.bot .bubble p:last-child { margin-bottom: 0; }

.message-wrap.bot .bubble ul,
.message-wrap.bot .bubble ol {
  padding-left: 22px;
  margin-bottom: 12px;
}

.message-wrap.bot .bubble ul { list-style: disc; }
.message-wrap.bot .bubble ol { list-style: decimal; }

.message-wrap.bot .bubble li {
  margin-bottom: 6px;
  line-height: 1.6;
}

.message-wrap.bot .bubble li::marker { color: var(--gold); }

.message-wrap.bot .bubble strong {
  color: #e8edf8;
  font-weight: 700;
}

.message-wrap.bot .bubble em {
  color: var(--gold-light);
  font-style: italic;
}

.message-wrap.bot .bubble code {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 5px;
  padding: 2px 7px;
  font-size: 13px;
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  color: var(--gold-light);
}

.message-wrap.bot .bubble pre {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  overflow-x: auto;
  margin: 14px 0;
}

.message-wrap.bot .bubble pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 13px;
  color: #c8d3e8;
}

.message-wrap.bot .bubble blockquote {
  border-left: 3px solid var(--gold);
  padding: 10px 16px;
  margin: 14px 0;
  color: var(--text-muted);
  font-style: italic;
  background: rgba(201, 162, 39, 0.05);
  border-radius: 0 8px 8px 0;
}

.message-wrap.bot .bubble hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 18px 0;
}

.message-wrap.bot .bubble a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.message-wrap.bot .bubble a:hover { opacity: 0.85; }

.message-wrap.bot .bubble table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
  font-size: 13px;
  border-radius: 8px;
  overflow: hidden;
}

.message-wrap.bot .bubble th,
.message-wrap.bot .bubble td {
  border: 1px solid var(--border);
  padding: 9px 13px;
  text-align: left;
}

.message-wrap.bot .bubble th {
  background: rgba(201, 162, 39, 0.1);
  color: var(--gold-light);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.message-wrap.bot .bubble td { color: var(--text-muted); }

.message-wrap.bot .bubble tr:nth-child(even) td {
  background: rgba(255, 255, 255, 0.02);
}

/* ── Meta row ────────────────────────────────────────────── */
.meta-row {
  display: flex;
  gap: 7px;
  margin-top: 7px;
  flex-wrap: wrap;
}

.badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  padding: 3px 11px;
  border-radius: 20px;
}

.badge-sector {
  background: var(--gold-dim);
  color: var(--gold);
  border: 1px solid var(--gold-border);
}

.badge-lang-hi {
  background: rgba(168, 85, 247, 0.1);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.2);
}

.badge-lang-en {
  background: rgba(79, 156, 249, 0.08);
  color: var(--accent);
  border: 1px solid rgba(79, 156, 249, 0.2);
}

/* ── Sources ──────────────────────────────────────────────── */
.sources-wrap {
  margin-top: 7px;
  max-width: min(72%, 740px);
}

.sources-toggle {
  display: flex;
  align-items: center;
  gap: 7px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 12px;
  color: var(--text-muted);
  padding: 5px 2px;
  font-family: inherit;
  transition: color 0.15s;
}

.sources-toggle:hover { color: var(--gold); }
.sources-toggle .chevron { transition: transform 0.22s; flex-shrink: 0; }
.sources-toggle.open .chevron { transform: rotate(180deg); }

.sources-list {
  display: none;
  margin-top: 7px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.sources-list.open { display: block; }

.source-item {
  font-size: 12px;
  color: var(--text-muted);
  padding: 9px 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.4;
}

.source-item:last-child { border-bottom: none; }

.source-item::before {
  content: '§';
  color: var(--gold);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ── Typing indicator ────────────────────────────────────── */
.typing-wrap {
  display: flex;
  align-items: flex-start;
  animation: msgIn 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

.typing-bubble {
  background: var(--bot-bg);
  border: 1px solid var(--border);
  border-radius: 18px;
  border-bottom-left-radius: 4px;
  padding: 16px 20px;
  display: flex;
  gap: 6px;
  align-items: center;
}

.typing-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
  animation: typingBounce 1.2s ease-in-out infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.5; }
  30%            { transform: translateY(-7px); opacity: 1; }
}

/* ── Language selector ────────────────────────────────────── */
.lang-selector {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 10px;
}

.lang-selector-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0.55;
  margin-right: 4px;
  white-space: nowrap;
}

.lang-btn {
  position: relative;
  background: var(--surface-3);
  border: 1.5px solid var(--border);
  border-radius: 8px;
  padding: 6px 16px;
  font-size: 12px;
  font-weight: 700;
  font-family: 'Noto Sans Devanagari', 'Inter', inherit;
  color: var(--text-muted);
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: background 0.18s, border-color 0.18s, color 0.18s, box-shadow 0.18s, transform 0.1s;
  user-select: none;
}

.lang-btn:hover {
  background: var(--surface-2);
  border-color: rgba(255, 255, 255, 0.15);
  color: var(--text);
  transform: translateY(-1px);
}

.lang-btn:active { transform: translateY(0); }

.lang-btn.active {
  background: linear-gradient(135deg, rgba(201,162,39,0.18), rgba(240,196,85,0.1));
  border-color: var(--gold);
  color: var(--gold-light);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.12), 0 2px 8px rgba(201, 162, 39, 0.15);
}

/* ── Stop speech button ───────────────────────────────────── */
.stop-speech-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  background: rgba(239, 68, 68, 0.15);
  border: 1.5px solid rgba(239, 68, 68, 0.4);
  border-radius: 8px;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 700;
  font-family: inherit;
  color: #fca5a5;
  cursor: pointer;
  letter-spacing: 0.3px;
  animation: stopPulse 1.4s ease-in-out infinite;
  transition: background 0.15s, border-color 0.15s;
}

.stop-speech-btn:hover {
  background: rgba(239, 68, 68, 0.28);
  border-color: rgba(239, 68, 68, 0.65);
  color: #fff;
}

@keyframes stopPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.3); }
  50%       { box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
}

/* ── Input area ───────────────────────────────────────────── */
.input-area {
  padding: 14px 24px calc(14px + env(safe-area-inset-bottom));
  background: var(--surface);
  border-top: 1px solid var(--gold-border);
  flex-shrink: 0;
}

.input-row {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  background: var(--surface-2);
  border: 1.5px solid var(--gold-border);
  border-radius: 16px;
  padding: 8px 8px 8px 18px;
  transition: border-color 0.22s, box-shadow 0.22s;
}

.input-row:focus-within {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.1);
}

#questionInput {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-size: 15px;
  color: var(--text);
  font-family: inherit;
  line-height: 1.55;
  resize: none;
  max-height: 160px;
  padding: 6px 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}

#questionInput::placeholder { color: var(--text-muted); }
#questionInput:disabled { opacity: 0.5; cursor: not-allowed; }

/* ── Icon buttons ─────────────────────────────────────────── */
.icon-btn {
  width: 42px;
  height: 42px;
  border-radius: 11px;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
}

.icon-btn:active { transform: scale(0.88); }
.icon-btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none !important; }

#micBtn {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
}

#micBtn:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
}

#micBtn.recording {
  background: rgba(239, 68, 68, 0.18);
  color: #f87171;
  animation: micPulse 1s infinite;
}

@keyframes micPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.35); }
  50%       { box-shadow: 0 0 0 8px rgba(239, 68, 68, 0); }
}

#sendBtn {
  background: var(--gold);
  color: #050c1a;
}

#sendBtn:hover:not(:disabled) {
  background: var(--gold-light);
  box-shadow: 0 4px 14px rgba(201, 162, 39, 0.35);
}

#sendBtn:disabled {
  background: rgba(201, 162, 39, 0.25);
  color: rgba(5, 12, 26, 0.4);
}

/* ── Input hint ───────────────────────────────────────────── */
.input-hint {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 9px;
  text-align: center;
  opacity: 0.6;
}

.input-hint kbd {
  display: inline-block;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 4px;
  padding: 1px 6px;
  font-family: inherit;
  font-size: 10px;
  color: var(--text-muted);
}

/* ── Error bubble ─────────────────────────────────────────── */
.error-bubble {
  background: rgba(248, 113, 113, 0.07) !important;
  border-color: rgba(248, 113, 113, 0.2) !important;
  color: var(--error-color) !important;
}

/* ── Mobile overlay ───────────────────────────────────────── */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  z-index: 50;
  backdrop-filter: blur(4px);
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 800px) {
  .sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 60;
    transform: translateX(-100%);
    box-shadow: 8px 0 32px rgba(0, 0, 0, 0.5);
  }

  .sidebar.open { transform: translateX(0); }
  .sidebar-overlay.open { display: block; }
  .topbar-brand { display: block; }

  .messages { padding: 20px 16px 14px; }

  .bubble {
    max-width: 88%;
    font-size: 14px;
  }

  .sources-wrap { max-width: 88%; }

  .input-area { padding: 12px 16px calc(12px + env(safe-area-inset-bottom)); }
}

@media (max-width: 480px) {
  .suggestions { gap: 8px; }
  .suggestion-chip { font-size: 12px; padding: 7px 14px; }
  .empty-state h2 { font-size: 18px; }
  .bubble { font-size: 14px; padding: 12px 15px; }
}