/* ═══════════════════════════════════════════════════════════════════
   NEXSAFAR — DESIGN PREMIUM HÔTEL LUXE
   Or & Charbon · Responsive · Professionnel
═══════════════════════════════════════════════════════════════════ */

/* ───────────────────────────────────────────────────────────────────
   VARIABLES DESIGN SYSTEM
─────────────────────────────────────────────────────────────────── */
:root {
  /* Couleurs principales */
  --gold: #C9A962;
  --gold-light: #E5D4A8;
  --gold-dark: #A88746;
  --gold-soft: #F5EFE0;
  
  --charcoal: #1A2530;
  --charcoal-mid: #2C3E50;
  --charcoal-light: #34495E;
  
  --cream: #FAF7F0;
  --cream-soft: #FCFAF5;
  --beige: #F5F1E8;
  
  /* Status */
  --success: #2D7A4D;
  --warning: #C18133;
  --danger: #B33A3A;
  
  /* Neutres */
  --white: #FFFFFF;
  --gray-50: #FAFAFA;
  --gray-100: #F4F4F4;
  --gray-200: #E5E5E5;
  --gray-300: #D1D1D1;
  --gray-400: #A3A3A3;
  --gray-500: #737373;
  --gray-600: #525252;
  --gray-700: #404040;
  --gray-800: #262626;
  --gray-900: #171717;
  
  /* Ombres */
  --shadow-xs: 0 1px 2px rgba(26, 37, 48, 0.04);
  --shadow-sm: 0 2px 8px rgba(26, 37, 48, 0.06);
  --shadow-md: 0 4px 16px rgba(26, 37, 48, 0.08);
  --shadow-lg: 0 8px 32px rgba(26, 37, 48, 0.12);
  --shadow-xl: 0 20px 60px rgba(26, 37, 48, 0.2);
  --shadow-gold: 0 4px 20px rgba(201, 169, 98, 0.35);
  
  /* Transitions */
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Radius */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 999px;
  
  /* Layout */
  --sidebar-width: 280px;
  --header-height: 68px;
  --trust-banner-height: 36px;
  
  /* Fonts */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
}

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

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--charcoal);
  background: var(--beige);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Custom scrollbar (élégant) */
*::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
*::-webkit-scrollbar-track {
  background: transparent;
}
*::-webkit-scrollbar-thumb {
  background: rgba(201, 169, 98, 0.4);
  border-radius: 999px;
}
*::-webkit-scrollbar-thumb:hover {
  background: var(--gold);
}

/* ───────────────────────────────────────────────────────────────────
   TRUST BANNER (en haut)
─────────────────────────────────────────────────────────────────── */
.trust-banner {
  height: var(--trust-banner-height);
  background: linear-gradient(90deg, var(--charcoal) 0%, var(--charcoal-mid) 50%, var(--charcoal) 100%);
  color: var(--gold-light);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  padding: 0 20px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.3px;
  position: relative;
  overflow: hidden;
  z-index: 1000;
}

.trust-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(201, 169, 98, 0.08) 50%, 
    transparent 100%);
  animation: shimmer 8s linear infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.trust-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  position: relative;
  z-index: 1;
}

.trust-item i {
  color: var(--gold);
  font-size: 13px;
}

/* ───────────────────────────────────────────────────────────────────
   LAYOUT PRINCIPAL
─────────────────────────────────────────────────────────────────── */
.app-container {
  display: flex;
  height: calc(100vh - var(--trust-banner-height));
  overflow: hidden;
  background: var(--beige);
}

/* ───────────────────────────────────────────────────────────────────
   SIDEBAR (gauche)
─────────────────────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-width);
  flex-shrink: 0;
  background: var(--charcoal);
  color: var(--white);
  display: flex;
  flex-direction: column;
  padding: 20px;
  overflow-y: auto;
  border-right: 1px solid rgba(201, 169, 98, 0.1);
  transition: transform var(--transition);
  position: relative;
  z-index: 50;
}

/* Logo */
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid rgba(201, 169, 98, 0.15);
}

.logo-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: var(--shadow-gold);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-main {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.3px;
}

.logo-sub {
  font-size: 11px;
  color: var(--gold-light);
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* Bouton Nouveau Chat */
.btn-new-chat {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 12px 16px;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--white);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 14px;
  transition: all var(--transition);
  box-shadow: var(--shadow-gold);
  margin-bottom: 24px;
}

.btn-new-chat:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 169, 98, 0.5);
  background: linear-gradient(135deg, var(--gold-dark) 0%, var(--gold) 100%);
}

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

/* Sections sidebar */
.sidebar-section {
  margin-bottom: 24px;
}

.sidebar-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 700;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
  padding-left: 4px;
}

.sidebar-section-title i {
  font-size: 11px;
}

/* Liste de conversations */
.conversation-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.conversation-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.conversation-item:hover {
  background: rgba(201, 169, 98, 0.1);
  color: var(--gold-light);
}

.conversation-item.active {
  background: rgba(201, 169, 98, 0.15);
  color: var(--gold);
  font-weight: 600;
}

.conversation-item i {
  font-size: 12px;
  flex-shrink: 0;
}

/* Stats sidebar */
.sidebar-stats {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(201, 169, 98, 0.15);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.stat-item:hover {
  background: rgba(201, 169, 98, 0.08);
  border-color: rgba(201, 169, 98, 0.3);
  transform: translateX(2px);
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1.1;
}

.stat-label {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 2px;
  letter-spacing: 0.2px;
}

/* Footer sidebar */
.sidebar-footer {
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid rgba(201, 169, 98, 0.15);
}

.sidebar-contact {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: rgba(201, 169, 98, 0.08);
  border: 1px solid rgba(201, 169, 98, 0.2);
  border-radius: var(--radius-sm);
  color: var(--gold-light);
  font-size: 13px;
  font-weight: 600;
  transition: all var(--transition);
  margin-bottom: 12px;
}

.sidebar-contact:hover {
  background: rgba(201, 169, 98, 0.15);
  transform: translateY(-1px);
}

.sidebar-contact i {
  width: 32px;
  height: 32px;
  background: var(--gold);
  color: var(--charcoal);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
}

.sidebar-contact small {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 2px;
}

.sidebar-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.sidebar-action-btn {
  flex: 1;
  height: 36px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--gold-light);
  border: 1px solid rgba(201, 169, 98, 0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.sidebar-action-btn:hover {
  background: var(--gold);
  color: var(--charcoal);
  border-color: var(--gold);
}

.lang-select {
  flex: 1;
  height: 36px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--gold-light);
  border: 1px solid rgba(201, 169, 98, 0.15);
  border-radius: var(--radius-sm);
  padding: 0 10px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
}

.lang-select option {
  background: var(--charcoal);
  color: var(--white);
}

/* ───────────────────────────────────────────────────────────────────
   BOUTON MENU MOBILE (hidden desktop)
─────────────────────────────────────────────────────────────────── */
.mobile-menu-btn {
  display: none;
  position: fixed;
  top: 50px;
  left: 14px;
  width: 44px;
  height: 44px;
  background: var(--charcoal);
  color: var(--gold);
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  z-index: 100;
  box-shadow: var(--shadow-md);
  font-size: 18px;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 40;
}

/* ───────────────────────────────────────────────────────────────────
   CHAT MAIN (zone principale)
─────────────────────────────────────────────────────────────────── */
.chat-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--cream);
  position: relative;
  overflow: hidden;
}

/* Chat Header */
.chat-header {
  height: var(--header-height);
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  z-index: 20;
  position: relative;
}

.chat-header-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.bot-avatar {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.avatar-icon {
  font-size: 22px;
}

.online-indicator {
  position: absolute;
  bottom: 2px;
  right: 2px;
  width: 12px;
  height: 12px;
  background: var(--success);
  border: 2px solid var(--white);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(0.85); opacity: 0.7; }
}

.chat-header-text {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.chat-header-name {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  color: var(--charcoal);
}

.chat-header-status {
  font-size: 12px;
  color: var(--success);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 5px;
}

.chat-header-status i {
  font-size: 7px;
  animation: pulse 2s infinite;
}

.chat-header-actions {
  display: flex;
  gap: 6px;
}

.chat-action-btn {
  width: 38px;
  height: 38px;
  background: var(--gray-100);
  color: var(--charcoal);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  font-size: 14px;
}

.chat-action-btn:hover {
  background: var(--gold);
  color: var(--white);
  transform: translateY(-1px);
}

/* ───────────────────────────────────────────────────────────────────
   ZONE SCROLLABLE (contient hero, partenaires, témoignages, messages)
─────────────────────────────────────────────────────────────────── */
.chat-scroll-area {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
  scroll-behavior: smooth;
}

/* ───────────────────────────────────────────────────────────────────
   HERO GALLERY (intro avec photos)
─────────────────────────────────────────────────────────────────── */
.hero-gallery {
  background: linear-gradient(135deg, var(--charcoal) 0%, var(--charcoal-mid) 100%);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 24px;
  position: relative;
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  min-height: 320px;
}

.hero-overlay {
  padding: 36px 32px;
  color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  z-index: 2;
}

.hero-overlay::before {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(201, 169, 98, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.hero-accent {
  color: var(--gold);
  font-style: italic;
  font-weight: 600;
}

.hero-subtitle {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 24px;
  line-height: 1.6;
  max-width: 90%;
}

.hero-subtitle strong {
  color: var(--gold-light);
  font-weight: 600;
}

.hero-cta-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 24px;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--white);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.3px;
  box-shadow: var(--shadow-gold);
  transition: all var(--transition);
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 32px rgba(201, 169, 98, 0.5);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 24px;
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.3px;
  transition: all var(--transition);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
  transform: translateY(-2px);
}

/* Photos hero (mosaïque) */
.hero-photos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 4px;
  padding: 4px;
}

.hero-photo {
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-sm);
  transition: transform var(--transition-slow);
}

.hero-photo::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6) 0%, transparent 60%);
}

.hero-photo:hover {
  transform: scale(1.05);
}

.hero-photo-1 {
  grid-row: 1 / 3;
  grid-column: 1;
}

.photo-caption {
  position: absolute;
  bottom: 10px;
  left: 12px;
  color: var(--white);
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 2;
}

.photo-caption i {
  color: var(--gold);
}

/* ───────────────────────────────────────────────────────────────────
   PARTENAIRES
─────────────────────────────────────────────────────────────────── */
.partners-section {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.partners-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--charcoal);
  margin-bottom: 14px;
}

.partners-title i {
  color: var(--gold);
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
}

.partner-card {
  padding: 12px 14px;
  background: var(--cream-soft);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  transition: all var(--transition);
  cursor: pointer;
}

.partner-card:hover {
  background: var(--gold-soft);
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.partner-name {
  font-weight: 700;
  font-size: 13px;
  color: var(--charcoal);
}

.partner-rating {
  font-size: 12px;
  color: var(--gold-dark);
  font-weight: 600;
}

.partner-rating i {
  color: var(--gold);
  font-size: 11px;
}

/* ───────────────────────────────────────────────────────────────────
   TÉMOIGNAGES (carrousel)
─────────────────────────────────────────────────────────────────── */
.testimonials-section {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.testimonials-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--charcoal);
  margin-bottom: 18px;
}

.testimonials-title i {
  color: var(--gold);
}

.testimonials-carousel {
  position: relative;
  min-height: 180px;
}

.testimonial-card {
  display: none;
  animation: fadeInTestimonial 0.5s ease;
}

.testimonial-card.active {
  display: block;
}

@keyframes fadeInTestimonial {
  from { opacity: 0; transform: translateX(15px); }
  to { opacity: 1; transform: translateX(0); }
}

.testimonial-rating {
  color: var(--gold);
  font-size: 18px;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.testimonial-text {
  font-family: var(--font-serif);
  font-size: 17px;
  font-style: italic;
  color: var(--charcoal);
  line-height: 1.7;
  margin-bottom: 18px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}

.testimonial-name {
  font-weight: 700;
  font-size: 14px;
  color: var(--charcoal);
}

.testimonial-info {
  font-size: 12px;
  color: var(--gray-500);
}

.testimonials-controls {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.testimonial-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gray-300);
  transition: all var(--transition);
}

.testimonial-dot.active {
  background: var(--gold);
  width: 24px;
  border-radius: 999px;
}

/* ───────────────────────────────────────────────────────────────────
   QUESTIONS RAPIDES (pinned)
─────────────────────────────────────────────────────────────────── */
.pinned-section {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.pinned-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--charcoal);
  margin-bottom: 14px;
}

.pinned-title i {
  color: var(--gold);
}

#pinned-questions-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pinned-question-card {
  background: var(--cream-soft);
  border: 1px solid var(--gray-200);
  padding: 11px 18px;
  border-radius: var(--radius-full);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--charcoal);
  transition: all var(--transition);
  position: relative;
}

.pinned-question-card:hover {
  background: var(--white);
  border-color: var(--gold);
  color: var(--gold-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Card spéciale devis (mise en avant) */
.pinned-question-card.devis-card {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--white);
  border: none;
  font-weight: 700;
  box-shadow: var(--shadow-gold);
  padding-right: 38px;
}

.pinned-question-card.devis-card::after {
  content: '→';
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
  font-weight: 900;
  transition: transform var(--transition);
}

.pinned-question-card.devis-card:hover {
  background: linear-gradient(135deg, var(--gold-dark) 0%, var(--charcoal) 100%);
  color: var(--white);
  transform: translateY(-3px) scale(1.02);
}

.pinned-question-card.devis-card:hover::after {
  transform: translateY(-50%) translateX(4px);
}

/* ───────────────────────────────────────────────────────────────────
   MESSAGES CHAT
─────────────────────────────────────────────────────────────────── */
#chat-box {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}

.bot-message-container {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  max-width: 78%;
  animation: messageIn 0.3s ease-out;
}

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

.message-block {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  line-height: 1.6;
  word-wrap: break-word;
  font-size: 14px;
}

.bot-message {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-left: 3px solid var(--gold);
  color: var(--charcoal);
  box-shadow: var(--shadow-sm);
  border-top-left-radius: 4px;
}

.bot-message strong {
  color: var(--charcoal);
  font-weight: 700;
}

.bot-message a {
  color: var(--gold-dark);
  font-weight: 600;
  border-bottom: 1px dashed var(--gold);
}

.bot-message a:hover {
  color: var(--charcoal);
}

.user-message {
  background: linear-gradient(135deg, var(--charcoal) 0%, var(--charcoal-mid) 100%);
  color: var(--white);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  align-self: flex-end;
  max-width: 78%;
  border-top-right-radius: 4px;
  box-shadow: var(--shadow-md);
  font-size: 14px;
  animation: messageIn 0.3s ease-out;
}

/* Bot HTML block (riche) */
.bot-html-block {
  width: 100%;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 14px;
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
}

/* ───────────────────────────────────────────────────────────────────
   TYPING BUBBLE
─────────────────────────────────────────────────────────────────── */
.typing-bubble {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 14px 18px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius-md);
  width: fit-content;
  box-shadow: var(--shadow-sm);
}

.typing-dot {
  width: 7px;
  height: 7px;
  background: var(--gold);
  border-radius: 50%;
  animation: bounce 1.2s infinite ease-in-out;
}

.typing-dot:nth-child(2) { animation-delay: 0.15s; }
.typing-dot:nth-child(3) { animation-delay: 0.3s; }

@keyframes bounce {
  0%, 80%, 100% { transform: scale(0.5); opacity: 0.4; }
  40% { transform: scale(1); opacity: 1; }
}

/* ───────────────────────────────────────────────────────────────────
   SUGGESTED ACTIONS
─────────────────────────────────────────────────────────────────── */
.suggested-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.action-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  background: var(--white);
  border: 1.5px solid var(--gold);
  color: var(--gold-dark);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  transition: all var(--transition);
}

.action-button:hover {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

/* ───────────────────────────────────────────────────────────────────
   INPUT (en bas, sticky)
─────────────────────────────────────────────────────────────────── */
.chat-input-area {
  flex-shrink: 0;
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  padding: 14px 24px 16px;
  position: relative;
  z-index: 30;
}

.input-container {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--gray-100);
  border-radius: var(--radius-full);
  padding: 5px 5px 5px 16px;
  border: 1.5px solid transparent;
  transition: all var(--transition);
  max-width: 800px;
  margin: 0 auto;
}

.input-container:focus-within {
  background: var(--white);
  border-color: var(--gold);
  box-shadow: 0 0 0 4px rgba(201, 169, 98, 0.15);
}

.input-container input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-size: 14px;
  color: var(--charcoal);
  padding: 8px 0;
}

.input-container input::placeholder {
  color: var(--gray-400);
}

.icon-button {
  width: 38px;
  height: 38px;
  background: transparent;
  color: var(--gray-500);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  font-size: 14px;
}

.icon-button:hover {
  background: var(--gold-soft);
  color: var(--gold-dark);
}

.send-button {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  box-shadow: var(--shadow-gold);
  font-size: 13px;
}

.send-button:hover {
  transform: scale(1.08) rotate(15deg);
  box-shadow: 0 6px 20px rgba(201, 169, 98, 0.5);
}

.send-button:active {
  transform: scale(0.95);
}

.input-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 11px;
  color: var(--gray-500);
  margin-top: 8px;
}

.input-hint i {
  color: var(--success);
}

/* ───────────────────────────────────────────────────────────────────
   BOUTON FLOTTANT DEVIS
─────────────────────────────────────────────────────────────────── */
.floating-devis-btn {
  position: absolute;
  bottom: 90px;
  right: 24px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--white);
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 13px;
  box-shadow: var(--shadow-gold);
  z-index: 40;
  transition: all var(--transition);
  animation: floatPulse 3s ease-in-out infinite;
}

@keyframes floatPulse {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

.floating-devis-btn:hover {
  transform: translateY(-4px) scale(1.05);
  background: linear-gradient(135deg, var(--charcoal) 0%, var(--gold-dark) 100%);
  animation: none;
}

/* ───────────────────────────────────────────────────────────────────
   OVERLAY DEVIS (modale)
─────────────────────────────────────────────────────────────────── */
.devis-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(26, 37, 48, 0.7);
  backdrop-filter: blur(10px);
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 20px;
}

.devis-overlay.show {
  display: flex;
  animation: overlayIn 0.3s ease-out;
}

@keyframes overlayIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.devis-container {
  background: var(--white);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  border-top: 5px solid var(--gold);
  animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
  from { transform: translateY(40px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.devis-header {
  padding: 24px 28px;
  border-bottom: 2px solid var(--gold-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.devis-header h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--charcoal);
  display: flex;
  align-items: center;
  gap: 10px;
}

.devis-header h3 i {
  color: var(--gold);
}

#close-devis {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gray-100);
  color: var(--gray-700);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

#close-devis:hover {
  background: var(--danger);
  color: var(--white);
  transform: rotate(90deg);
}

.devis-form {
  padding: 24px 28px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group.form-full {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 6px;
}

.required {
  color: var(--danger);
}

.form-group input,
.form-group select {
  padding: 11px 14px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--charcoal);
  background: var(--white);
  transition: all var(--transition);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 169, 98, 0.15);
}

.form-trust {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  background: var(--gold-soft);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--charcoal);
  font-weight: 500;
  margin: 18px 0;
}

.form-trust i {
  color: var(--success);
  font-size: 14px;
}

.btn-submit {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--white);
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 15px;
  transition: all var(--transition);
  box-shadow: var(--shadow-gold);
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 169, 98, 0.5);
}

#devis-message {
  margin-top: 14px;
  padding: 12px;
  border-radius: var(--radius-sm);
  text-align: center;
  font-size: 13px;
  font-weight: 600;
}

#devis-message:not(:empty) {
  background: rgba(45, 122, 77, 0.1);
  color: var(--success);
  border: 1px solid rgba(45, 122, 77, 0.2);
}

/* ───────────────────────────────────────────────────────────────────
   NEW CHAT BUTTON STYLES (depuis new_chat_button.js)
─────────────────────────────────────────────────────────────────── */
.new-chat-btn-header {
  display: none !important; /* On utilise celui de la sidebar */
}

.new-chat-btn-inline {
  display: inline-block;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--white);
  border: none;
  padding: 13px 30px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: var(--shadow-gold);
  margin: 12px 0;
}

.new-chat-btn-inline:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 169, 98, 0.5);
}

/* ───────────────────────────────────────────────────────────────────
   MODALE FORMULES (Bootstrap)
─────────────────────────────────────────────────────────────────── */
.modal-content {
  border-radius: var(--radius-lg);
  border: none;
  box-shadow: var(--shadow-xl);
}

.modal-header {
  background: linear-gradient(135deg, var(--charcoal) 0%, var(--charcoal-mid) 100%);
  color: var(--white);
  border-bottom: 3px solid var(--gold);
  padding: 18px 24px;
}

.modal-title {
  font-family: var(--font-serif);
  font-weight: 700;
}

.modal-title i {
  color: var(--gold);
  margin-right: 8px;
}

.btn-close {
  filter: invert(1) grayscale(1);
}

.modal-body {
  padding: 24px;
  background: var(--cream-soft);
}

/* ───────────────────────────────────────────────────────────────────
   STEPS (étapes numérotées dans les réponses)
─────────────────────────────────────────────────────────────────── */
.steps-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 10px 0;
}

.step-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 14px;
  background: var(--gold-soft);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius-sm);
}

.step-bullet {
  color: var(--gold-dark);
  font-weight: 900;
  font-size: 14px;
}

.step-text {
  color: var(--charcoal);
  line-height: 1.5;
  flex: 1;
  font-size: 14px;
}

/* ───────────────────────────────────────────────────────────────────
   REACTIONS
─────────────────────────────────────────────────────────────────── */
.reaction-bar {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.reaction-btn {
  width: 32px;
  height: 32px;
  font-size: 14px;
  border-radius: 50%;
  border: 1px solid var(--gray-200);
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  box-shadow: var(--shadow-xs);
}

.reaction-btn:hover {
  transform: scale(1.2);
  background: var(--gold-soft);
  border-color: var(--gold);
  box-shadow: var(--shadow-sm);
}

/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE - TABLET (max 1024px)
═══════════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  :root {
    --sidebar-width: 240px;
  }
  
  .hero-title {
    font-size: 28px;
  }
  
  .hero-gallery {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  
  .hero-photos {
    height: 200px;
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: 1fr;
  }
  
  .hero-photo-1 {
    grid-row: 1;
    grid-column: 1;
  }
}

/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE - MOBILE (max 768px)
═══════════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  :root {
    --header-height: 60px;
    --trust-banner-height: 32px;
  }
  
  /* Trust banner sur mobile */
  .trust-banner {
    gap: 12px;
    font-size: 10px;
    padding: 0 8px;
    overflow-x: auto;
    justify-content: flex-start;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
  }
  
  .trust-item {
    flex-shrink: 0;
  }
  
  /* Sidebar collapse en mobile */
  .sidebar {
    position: fixed;
    top: var(--trust-banner-height);
    left: 0;
    height: calc(100vh - var(--trust-banner-height));
    transform: translateX(-100%);
    z-index: 50;
    box-shadow: var(--shadow-xl);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .sidebar-overlay.show {
    display: block;
  }
  
  /* Bouton hamburger visible */
  .mobile-menu-btn {
    display: flex;
    top: calc(var(--trust-banner-height) + 14px);
  }
  
  /* Chat main pleine largeur */
  .chat-main {
    width: 100%;
  }
  
  .chat-header {
    padding: 0 16px 0 64px; /* Padding gauche pour le bouton menu */
  }
  
  .chat-header-name {
    font-size: 15px;
  }
  
  .chat-action-btn {
    width: 34px;
    height: 34px;
    font-size: 13px;
  }
  
  /* Hero compact */
  .chat-scroll-area {
    padding: 14px;
  }
  
  .hero-gallery {
    grid-template-columns: 1fr;
    min-height: auto;
    margin-bottom: 16px;
  }
  
  .hero-overlay {
    padding: 24px 20px;
  }
  
  .hero-title {
    font-size: 24px;
    margin-bottom: 12px;
  }
  
  .hero-subtitle {
    font-size: 13px;
    margin-bottom: 18px;
  }
  
  .hero-cta-group {
    flex-direction: column;
  }
  
  .btn-primary,
  .btn-secondary {
    width: 100%;
    justify-content: center;
    padding: 12px 20px;
    font-size: 13px;
  }
  
  .hero-photos {
    height: 140px;
  }
  
  /* Partenaires compact */
  .partners-section {
    padding: 14px;
    margin-bottom: 16px;
  }
  
  .partners-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Témoignages compact */
  .testimonials-section {
    padding: 18px;
    margin-bottom: 16px;
  }
  
  .testimonials-title {
    font-size: 15px;
  }
  
  .testimonial-text {
    font-size: 14px;
  }
  
  /* Questions épinglées */
  .pinned-section {
    padding: 14px;
    margin-bottom: 16px;
  }
  
  .pinned-question-card {
    font-size: 12px;
    padding: 9px 14px;
  }
  
  /* Messages */
  .bot-message-container {
    max-width: 90%;
  }
  
  .user-message {
    max-width: 88%;
  }
  
  .message-block {
    font-size: 13px;
    padding: 12px 14px;
  }
  
  /* Input */
  .chat-input-area {
    padding: 10px 14px 12px;
  }
  
  .input-container {
    padding: 4px 4px 4px 14px;
  }
  
  .input-container input {
    font-size: 14px;
  }
  
  .input-hint {
    font-size: 10px;
    margin-top: 6px;
  }
  
  .input-hint span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  
  /* Floating devis */
  .floating-devis-btn {
    bottom: 80px;
    right: 14px;
    padding: 11px 18px;
    font-size: 12px;
  }
  
  /* Devis modal */
  .devis-overlay {
    padding: 10px;
  }
  
  .devis-container {
    max-height: 95vh;
  }
  
  .devis-header {
    padding: 16px 20px;
  }
  
  .devis-header h3 {
    font-size: 16px;
  }
  
  .devis-form {
    padding: 16px 20px;
  }
  
  .form-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE - SMALL MOBILE (max 480px)
═══════════════════════════════════════════════════════════════════ */
@media (max-width: 480px) {
  .hero-title {
    font-size: 20px;
  }
  
  .partners-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .testimonial-text {
    font-size: 13px;
  }
  
  .floating-devis-btn span {
    display: none;
  }
  
  .floating-devis-btn {
    padding: 12px;
    width: 48px;
    height: 48px;
    justify-content: center;
  }
}

/* ═══════════════════════════════════════════════════════════════════
   DARK MODE (optionnel)
═══════════════════════════════════════════════════════════════════ */
body.dark {
  background: var(--charcoal);
}

body.dark .chat-main {
  background: var(--charcoal-mid);
}

body.dark .chat-header,
body.dark .partners-section,
body.dark .testimonials-section,
body.dark .pinned-section,
body.dark .chat-input-area {
  background: var(--charcoal-light);
  border-color: rgba(201, 169, 98, 0.1);
}

body.dark .bot-message {
  background: var(--charcoal-light);
  color: var(--cream-soft);
  border-color: rgba(201, 169, 98, 0.2);
}

body.dark .pinned-question-card {
  background: rgba(201, 169, 98, 0.05);
  color: var(--cream-soft);
  border-color: rgba(201, 169, 98, 0.2);
}

body.dark .partner-card {
  background: rgba(201, 169, 98, 0.05);
  border-color: rgba(201, 169, 98, 0.15);
}

body.dark .partner-name,
body.dark .partners-title,
body.dark .testimonials-title,
body.dark .pinned-title,
body.dark .chat-header-name {
  color: var(--cream-soft);
}

body.dark .testimonial-text {
  color: var(--cream-soft);
}

body.dark .input-container {
  background: rgba(255, 255, 255, 0.05);
}

body.dark .input-container input {
  color: var(--white);
}