/* ==========================================================================
   CONVERSATIONAL ARTISAN AI AGENT — CHAT INTERFACE & BOTTOM BAR
   ========================================================================== */

:root {
  --primary-orange: #FF7A00;
  --primary-orange-hover: #E85D04;
  --dark-navy: #0F172A;
  --slate-900: #1E293B;
  --slate-800: #1E293B;
  --slate-700: #334155;
  --slate-500: #64748B;
  --slate-200: #E2E8F0;
  --slate-100: #F1F5F9;
  --bg-light: #F8FAFC;
  --white: #FFFFFF;
  --green-badge: #00A859;
  --green-bg: #ECFDF5;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.12);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: #0B0F19;
  color: var(--slate-900);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  height: 100vh;
  overflow: hidden;
}

a { text-decoration: none; color: inherit; }
button, input, select, textarea { font-family: inherit; }

/* Top Announcement Banner */
.top-announcement {
  background: #111827;
  color: var(--white);
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 500;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.nwa-pill-btn {
  background: var(--primary-orange);
  color: var(--white);
  border: none;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
}

/* Site Header */
.site-header {
  background: #0F172A;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 10px 20px;
  color: var(--white);
  z-index: 100;
}

.header-container {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
}

.menu-toggle-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}
.menu-toggle-btn:hover { background: rgba(255, 255, 255, 0.2); }

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-badge {
  background: var(--primary-orange);
  color: var(--white);
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(255, 122, 0, 0.4);
}

.brand-text { display: flex; flex-direction: column; }
.brand-name { font-family: var(--font-serif); font-size: 1.15rem; font-weight: 700; color: var(--white); line-height: 1.1; }
.brand-sub { font-size: 0.6rem; font-weight: 800; letter-spacing: 1px; color: var(--primary-orange); }

/* Geolocation Header Badge */
.header-location-badge {
  display: flex;
  align-items: center;
}

.btn-location-detect {
  background: rgba(255, 122, 0, 0.15);
  border: 1px solid var(--primary-orange);
  color: #FFD8A8;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.btn-location-detect:hover { background: var(--primary-orange); color: var(--white); }

.header-actions { display: flex; gap: 10px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.btn-primary { background: var(--primary-orange); color: var(--white); }
.btn-primary:hover { background: var(--primary-orange-hover); }
.btn-outline { background: transparent; border-color: rgba(255, 255, 255, 0.2); color: var(--white); }
.btn-outline:hover { background: rgba(255, 255, 255, 0.1); }
.btn-whatsapp-submit { background: #25D366; color: var(--white); border: none; font-size: 0.95rem; font-weight: 700; padding: 12px 18px; border-radius: var(--radius-md); }
.btn-block { width: 100%; }

/* CHAT APP CONTAINER: SIDEBAR MENU + CHAT FEED */
.chat-app-container {
  display: flex;
  height: calc(100vh - 100px);
  position: relative;
  overflow: hidden;
}

/* COLLAPSIBLE SIDEBAR MENU (Hides when clicked) */
.sidebar-menu {
  width: 280px;
  background: #0F172A;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  padding: 16px;
  color: var(--white);
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 90;
  transform: translateX(-100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 4px 0 20px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
}

.sidebar-menu.active {
  transform: translateX(0);
}

.sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-header h3 { font-size: 0.88rem; font-weight: 700; text-transform: uppercase; color: var(--primary-orange); }

.sidebar-close-btn {
  background: transparent;
  border: none;
  color: var(--slate-500);
  font-size: 1.4rem;
  cursor: pointer;
}
.sidebar-close-btn:hover { color: var(--white); }

.sidebar-search-box { margin-bottom: 12px; }
.sidebar-search-box input {
  width: 100%;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
  color: var(--white);
  font-size: 0.82rem;
  outline: none;
}

.category-title-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
  flex: 1;
}

.cat-title-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: #CBD5E1;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}
.cat-title-item:hover { background: rgba(255, 122, 0, 0.15); color: var(--primary-orange); }
.cat-title-item.active { background: var(--primary-orange); color: var(--white); font-weight: 700; }
.cat-count { font-size: 0.72rem; background: rgba(255,255,255,0.1); padding: 2px 6px; border-radius: 10px; }

/* CHAT MAIN AREA */
.chat-main-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #0B0F19;
  position: relative;
  height: 100%;
}

.chat-feed-wrapper {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  scroll-behavior: smooth;
}

.chat-messages-container {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding-bottom: 120px;
}

/* Chat Message Bubbles */
.chat-bubble {
  display: flex;
  gap: 12px;
  max-width: 85%;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.chat-bubble.ai {
  align-self: flex-start;
}

.chat-bubble.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.chat-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-orange);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(255, 122, 0, 0.3);
}

.user .chat-avatar {
  background: #3B82F6;
}

.chat-bubble-content {
  background: #1E293B;
  color: #F8FAFC;
  padding: 14px 18px;
  border-radius: 18px;
  border-top-left-radius: 4px;
  font-size: 0.95rem;
  line-height: 1.5;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.user .chat-bubble-content {
  background: var(--primary-orange);
  color: var(--white);
  border-radius: 18px;
  border-top-right-radius: 4px;
}

/* City Choice Buttons inside Chat Feed */
.chat-city-options {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.city-chip-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #FFD8A8;
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}
.city-chip-btn:hover {
  background: var(--primary-orange);
  color: var(--white);
  border-color: var(--primary-orange);
}

/* Embedded Artisan Grid inside Chat Feed */
.chat-artisans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 16px;
  width: 100%;
}

/* Chat Input Bar */
.chat-input-bar {
  position: absolute;
  bottom: 60px;
  left: 0;
  right: 0;
  padding: 10px 24px;
  background: rgba(11, 15, 25, 0.92);
  backdrop-filter: blur(8px);
  z-index: 80;
}

.chat-input-wrapper {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #1E293B;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 30px;
  padding: 6px 6px 6px 18px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.chat-input-wrapper input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--white);
  font-size: 0.92rem;
}

.btn-send-chat {
  background: var(--primary-orange);
  color: var(--white);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}
.btn-send-chat:hover { background: var(--primary-orange-hover); transform: scale(1.05); }

/* BOTTOM DISPLAY: CLICKABLE 25 ARTISAN CATEGORY CHIPS BAR */
.bottom-categories-bar-wrapper {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: #0F172A;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  padding: 0 16px;
  z-index: 85;
}

.bottom-bar-header {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--primary-orange);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
  margin-right: 12px;
}

.bottom-categories-scroll {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  flex: 1;
  scroll-behavior: smooth;
}

.bottom-cat-chip {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #CBD5E1;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.bottom-cat-chip:hover {
  background: var(--primary-orange);
  color: var(--white);
  border-color: var(--primary-orange);
}

/* Modals & Backdrop */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.modal-backdrop.active { opacity: 1; pointer-events: auto; }

.modal-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 32px;
  position: relative;
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.modal-md { max-width: 540px; }
.modal-lg { max-width: 820px; }

.modal-close {
  position: absolute;
  top: 16px;
  right: 18px;
  background: var(--slate-100);
  border: none;
  font-size: 1.5rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  color: var(--slate-500);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-subtitle { font-size: 0.78rem; font-weight: 700; color: var(--primary-orange); text-transform: uppercase; }
.modal-title { font-family: var(--font-serif); font-size: 1.6rem; color: var(--dark-navy); margin-bottom: 18px; }
.modal-form { display: flex; flex-direction: column; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.85rem; font-weight: 600; color: var(--slate-700); }
.form-control {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--slate-200);
  background: var(--bg-light);
  font-size: 0.9rem;
  outline: none;
}
.form-control:focus { border-color: var(--primary-orange); background: var(--white); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.range-slider { accent-color: var(--primary-orange); width: 100%; }

.price-summary-box { background: #FFF7ED; border: 1px solid #FFEDD5; padding: 14px; border-radius: var(--radius-sm); }
.price-row { display: flex; justify-content: space-between; align-items: center; }
.total-price-text { font-size: 1.3rem; font-weight: 900; color: var(--primary-orange); }
.price-note { font-size: 0.78rem; color: var(--slate-500); margin-top: 4px; }

.qr-generator-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center; }
.qr-preview-box { background: var(--bg-light); border: 1px solid var(--slate-200); border-radius: var(--radius-md); padding: 16px; display: flex; justify-content: center; }
#qrCanvas { max-width: 100%; border-radius: 16px; box-shadow: var(--shadow-md); }

/* Responsive adjustments */
@media (max-width: 768px) {
  .chat-bubble { max-width: 95%; }
  .header-actions { display: none; }
  .menu-btn-text { display: none; }
  .chat-input-bar { padding: 8px 12px; }
}