/* ================================================
   iaNanoLeads - Feuille de style principale
   Thème : Or / Blanc / Noir — Luxe Corporate
   W2K-Digital © 2025
   ================================================ */

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

/* --- Variables --- */
:root {
  --primary-gold: #D4AF37;
  --secondary-gold: #FFD700;
  --dark-bg: #000000;
  --dark-bg-alt: #111111;
  --dark-bg-card: #161616;
  --white: #FFFFFF;
  --gray-light: #F5F5F5;
  --gray-medium: #CCCCCC;
  --gray-dark: #333333;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius: 12px;
  --transition: 0.3s ease;
  --shadow-gold: 0 8px 32px rgba(212,175,55,0.25);
  --max-width: 1200px;
}

/* --- Base --- */
html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--dark-bg);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul { list-style: none; }

/* --- Typographie --- */
h1 {
  font-family: var(--font-heading);
  font-size: clamp(32px, 5vw, 60px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}

h2 {
  font-family: var(--font-heading);
  font-size: clamp(26px, 3.5vw, 42px);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.25;
}

h3 {
  font-family: var(--font-heading);
  font-size: clamp(18px, 2.5vw, 24px);
  font-weight: 600;
  margin-bottom: 12px;
}

p {
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.8;
  color: var(--gray-medium);
  margin-bottom: 16px;
}

.text-gold { color: var(--primary-gold); }
.text-white { color: var(--white); }
.text-center { text-align: center; }

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 100px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 64px;
}

.section-title h2 {
  color: var(--white);
}

.section-title h2 span {
  color: var(--primary-gold);
}

.section-title p {
  max-width: 640px;
  margin: 0 auto;
  color: var(--gray-medium);
  font-size: 17px;
}

/* --- Grilles --- */
.grid { display: grid; gap: 32px; }

@media (min-width: 769px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* --- Boutons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  text-decoration: none;
  white-space: nowrap;
  min-height: 48px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-gold), var(--secondary-gold));
  color: var(--dark-bg);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-gold);
  border: 2px solid var(--primary-gold);
}

.btn-secondary:hover {
  background: var(--primary-gold);
  color: var(--dark-bg);
}

.btn-lg {
  padding: 18px 40px;
  font-size: 17px;
  border-radius: 14px;
}

/* --- Header / Navigation --- */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.3);
}

nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo img {
  height: 44px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-medium);
  transition: color var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-gold);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gold);
  transition: width var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
  min-height: 44px;
  min-width: 44px;
  align-items: center;
  justify-content: center;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: all var(--transition);
}

.nav-hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-hamburger.open span:nth-child(2) {
  opacity: 0;
}

.nav-hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Mobile Nav --- */
.nav-mobile { display: none; }

@media (max-width: 768px) {
  .nav-hamburger { display: flex; }
  .nav-desktop { display: none; }

  .nav-mobile {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--dark-bg-alt);
    border-bottom: 1px solid rgba(212,175,55,0.2);
    padding: 24px;
    flex-direction: column;
    gap: 20px;
    z-index: 999;
  }

  .nav-mobile.open { display: flex; }

  .nav-mobile a {
    font-size: 16px;
    color: var(--gray-medium);
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-dark);
  }

  .nav-mobile a:hover { color: var(--primary-gold); }
  .nav-mobile .btn { width: 100%; justify-content: center; margin-top: 8px; }
}

/* --- Hero --- */
.hero {
  min-height: 85vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.88) 0%, rgba(0,0,0,0.6) 50%, rgba(212,175,55,0.08) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 80px 24px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(212,175,55,0.15);
  border: 1px solid rgba(212,175,55,0.4);
  color: var(--primary-gold);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: 0.5px;
}

.hero-title {
  color: var(--white);
  max-width: 800px;
}

.hero-title .gold { color: var(--primary-gold); }

.hero-subtitle {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--gray-medium);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hero-stat-value {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 800;
  color: var(--primary-gold);
}

.hero-stat-label {
  font-size: 13px;
  color: var(--gray-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* --- Section Pourquoi --- */
.why-section { background: var(--dark-bg); }

/* --- Cartes Features --- */
.card {
  background: var(--dark-bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(212,175,55,0.4);
  box-shadow: var(--shadow-gold);
}

.card-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 20px;
  object-fit: contain;
}

.card h3 { color: var(--white); margin-bottom: 10px; }
.card p { color: var(--gray-medium); font-size: 15px; margin-bottom: 0; }

/* --- Comment ça marche --- */
.steps-section { background: var(--dark-bg-alt); }

.steps-grid {
  display: grid;
  gap: 0;
  position: relative;
}

@media (min-width: 769px) {
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
}

.step {
  padding: 40px 28px;
  text-align: center;
  position: relative;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-gold), var(--secondary-gold));
  color: var(--dark-bg);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 20px;
  margin: 0 auto 20px;
}

.step h3 { color: var(--white); margin-bottom: 12px; }
.step p { color: var(--gray-medium); font-size: 15px; }

/* --- Secteurs --- */
.sectors-section { background: var(--dark-bg); }

.sector-card {
  background: var(--dark-bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition);
  cursor: default;
}

.sector-card:hover {
  border-color: rgba(212,175,55,0.4);
  transform: translateY(-4px);
}

.sector-card img {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  object-fit: contain;
}

.sector-card h3 {
  font-size: 15px;
  color: var(--white);
  margin-bottom: 8px;
}

.sector-card p {
  font-size: 13px;
  color: var(--gray-medium);
  margin: 0;
}

/* --- Témoignages --- */
.testimonials-section { background: var(--dark-bg-alt); }

.testimonial-card {
  background: var(--dark-bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
}

.testimonial-card:hover {
  border-color: rgba(212,175,55,0.3);
}

.stars {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
}

.star { color: var(--primary-gold); font-size: 16px; }

.testimonial-text {
  font-style: italic;
  color: var(--gray-medium);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 20px;
}

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

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary-gold);
}

.testimonial-info strong {
  display: block;
  color: var(--white);
  font-size: 14px;
}

.testimonial-info span {
  color: var(--gray-medium);
  font-size: 13px;
}

/* --- Tarifs --- */
.pricing-section { background: var(--dark-bg); }

.pricing-card {
  background: var(--dark-bg-card);
  border: 1px solid rgba(212,175,55,0.5);
  border-radius: 20px;
  padding: 48px 40px;
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
  box-shadow: var(--shadow-gold);
  position: relative;
  overflow: hidden;
}

.pricing-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-gold), var(--secondary-gold));
}

.pricing-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary-gold), var(--secondary-gold));
  color: var(--dark-bg);
  padding: 6px 20px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.pricing-price {
  margin-bottom: 8px;
}

.pricing-price .amount {
  font-family: var(--font-heading);
  font-size: 64px;
  font-weight: 800;
  color: var(--primary-gold);
  line-height: 1;
}

.pricing-price .currency {
  font-size: 24px;
  color: var(--primary-gold);
  vertical-align: top;
  margin-top: 12px;
  display: inline-block;
}

.pricing-price .period {
  color: var(--gray-medium);
  font-size: 16px;
}

.pricing-features {
  list-style: none;
  margin: 28px 0;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--gray-medium);
}

.pricing-features li .check {
  color: var(--primary-gold);
  font-size: 16px;
  flex-shrink: 0;
}

.pricing-cta {
  width: 100%;
  justify-content: center;
}

/* --- CTA Section --- */
.cta-section {
  background: linear-gradient(135deg, var(--dark-bg-alt) 0%, #0a0a0a 100%);
  border-top: 1px solid rgba(212,175,55,0.15);
  text-align: center;
}

.cta-section h2 span { color: var(--primary-gold); }

/* --- Footer --- */
footer {
  background: var(--dark-bg-alt);
  border-top: 1px solid rgba(212,175,55,0.2);
  padding: 72px 0 32px;
}

.footer-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  gap: 48px;
  margin-bottom: 48px;
}

@media (min-width: 769px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand img {
  height: 40px;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--gray-medium);
  max-width: 240px;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--dark-bg-card);
  border: 1px solid var(--gray-dark);
  transition: all var(--transition);
}

.footer-social a:hover {
  border-color: var(--primary-gold);
  background: rgba(212,175,55,0.1);
}

.footer-social a img {
  width: 18px;
  height: 18px;
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col ul li a {
  font-size: 14px;
  color: var(--gray-medium);
  transition: color var(--transition);
}

.footer-col ul li a:hover { color: var(--primary-gold); }

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px 24px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--gray-dark);
  margin: 0;
}

.footer-bottom a {
  color: var(--gray-dark);
  transition: color var(--transition);
}

.footer-bottom a:hover { color: var(--primary-gold); }

/* --- Formulaires --- */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-medium);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  background: var(--dark-bg-card);
  border: 1px solid var(--gray-dark);
  border-radius: 8px;
  padding: 14px 16px;
  color: var(--white);
  font-size: 15px;
  font-family: var(--font-body);
  transition: border-color var(--transition);
  min-height: 48px;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-gold);
}

.form-control::placeholder {
  color: rgba(204,204,204,0.4);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

select.form-control {
  appearance: none;
  cursor: pointer;
}

/* --- Chatbot Widget --- */
#chatbot-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
}

.chatbot-toggle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-gold), var(--secondary-gold));
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: var(--shadow-gold);
  transition: transform var(--transition);
  min-width: 44px;
  min-height: 44px;
}

.chatbot-toggle:hover { transform: scale(1.1); }

.chatbot-window {
  position: absolute;
  bottom: 68px;
  right: 0;
  width: 340px;
  background: var(--dark-bg-alt);
  border: 1px solid rgba(212,175,55,0.3);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  display: none;
}

.chatbot-window.open { display: flex; flex-direction: column; }

.chatbot-header {
  background: linear-gradient(135deg, var(--primary-gold), var(--secondary-gold));
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.chatbot-header .avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(0,0,0,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.chatbot-header h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--dark-bg);
  margin: 0;
}

.chatbot-header p {
  font-size: 11px;
  color: rgba(0,0,0,0.6);
  margin: 0;
  line-height: 1.2;
}

.chatbot-messages {
  height: 280px;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-msg {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.5;
}

.chat-msg.bot {
  background: var(--dark-bg-card);
  color: var(--gray-medium);
  border-radius: 12px 12px 12px 2px;
  align-self: flex-start;
}

.chat-msg.user {
  background: linear-gradient(135deg, var(--primary-gold), var(--secondary-gold));
  color: var(--dark-bg);
  font-weight: 500;
  border-radius: 12px 12px 2px 12px;
  align-self: flex-end;
}

.chatbot-input-area {
  padding: 12px;
  border-top: 1px solid var(--gray-dark);
  display: flex;
  gap: 8px;
}

.chatbot-input-area input {
  flex: 1;
  background: var(--dark-bg-card);
  border: 1px solid var(--gray-dark);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--white);
  font-size: 13px;
  min-height: 44px;
}

.chatbot-input-area input:focus {
  outline: none;
  border-color: var(--primary-gold);
}

.chatbot-input-area button {
  background: linear-gradient(135deg, var(--primary-gold), var(--secondary-gold));
  border: none;
  border-radius: 8px;
  padding: 0 14px;
  cursor: pointer;
  font-size: 16px;
  min-width: 44px;
  min-height: 44px;
  transition: transform var(--transition);
}

.chatbot-input-area button:hover { transform: scale(1.05); }

.chatbot-quick-btns {
  padding: 0 12px 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chatbot-quick-btn {
  background: transparent;
  border: 1px solid rgba(212,175,55,0.3);
  color: var(--primary-gold);
  padding: 5px 10px;
  border-radius: 100px;
  font-size: 11px;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.chatbot-quick-btn:hover {
  background: rgba(212,175,55,0.15);
}

/* --- Page Hero (sous-pages) --- */
.page-hero {
  min-height: 40vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.page-hero .hero-bg {
  filter: brightness(0.4);
}

.page-hero .hero-inner {
  padding: 80px 24px 60px;
}

.page-hero h1 { max-width: 700px; }

/* --- Fonctionnalités page --- */
.features-section { background: var(--dark-bg); }
.features-alt { background: var(--dark-bg-alt); }

.feature-detail {
  display: grid;
  gap: 64px;
  align-items: center;
}

@media (min-width: 769px) {
  .feature-detail { grid-template-columns: 1fr 1fr; }
  .feature-detail.reverse { direction: rtl; }
  .feature-detail.reverse > * { direction: ltr; }
}

.feature-detail-text h2 { color: var(--white); }
.feature-detail-text p { color: var(--gray-medium); }

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  color: var(--gray-medium);
}

.feature-list li::before {
  content: '→';
  color: var(--primary-gold);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.feature-visual {
  background: var(--dark-bg-card);
  border: 1px solid rgba(212,175,55,0.2);
  border-radius: 16px;
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
}

.feature-visual img {
  width: 80px;
  height: 80px;
  object-fit: contain;
  filter: drop-shadow(0 0 20px rgba(212,175,55,0.3));
}

/* --- About page --- */
.team-card {
  background: var(--dark-bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  transition: all var(--transition);
}

.team-card:hover {
  border-color: rgba(212,175,55,0.3);
  transform: translateY(-4px);
}

.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 16px;
  border: 2px solid var(--primary-gold);
}

.team-card h3 { color: var(--white); font-size: 17px; }
.team-role { color: var(--primary-gold); font-size: 13px; font-weight: 600; margin-bottom: 8px; }
.team-card p { font-size: 13px; color: var(--gray-medium); margin: 0; }

.values-grid .card h3 { color: var(--primary-gold); }

/* --- Contact page --- */
.contact-grid {
  display: grid;
  gap: 48px;
  align-items: start;
}

@media (min-width: 769px) {
  .contact-grid { grid-template-columns: 1fr 1fr; }
}

.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  background: var(--dark-bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  margin-bottom: 16px;
}

.contact-info-icon {
  font-size: 24px;
  flex-shrink: 0;
}

.contact-info-card h4 {
  color: var(--white);
  font-size: 14px;
  margin-bottom: 4px;
}

.contact-info-card a,
.contact-info-card p {
  color: var(--primary-gold);
  font-size: 14px;
  margin: 0;
}

/* --- FAQ --- */
.faq-item {
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 20px 0;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  color: var(--white);
  font-weight: 600;
  font-size: 15px;
  gap: 16px;
}

.faq-question .toggle {
  color: var(--primary-gold);
  font-size: 20px;
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq-item.open .faq-question .toggle {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding-top: 12px;
  font-size: 14px;
  color: var(--gray-medium);
  margin: 0;
}

/* --- Stats / Chiffres --- */
.stats-grid {
  display: grid;
  gap: 24px;
  text-align: center;
}

@media (min-width: 481px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 769px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
}

.stat-block {
  padding: 32px 20px;
  background: var(--dark-bg-card);
  border: 1px solid rgba(212,175,55,0.15);
  border-radius: var(--radius);
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 40px;
  font-weight: 800;
  color: var(--primary-gold);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: var(--gray-medium);
}

/* --- Legal / RGPD pages --- */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h2 {
  font-size: 22px;
  color: var(--primary-gold);
  margin-top: 48px;
  margin-bottom: 16px;
}

.legal-content h3 {
  font-size: 17px;
  color: var(--white);
  margin-top: 24px;
  margin-bottom: 10px;
}

.legal-content p, .legal-content li {
  font-size: 15px;
  color: var(--gray-medium);
  line-height: 1.8;
}

.legal-content ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 16px;
  display: block;
}

.legal-content ul li { margin-bottom: 6px; }

.legal-update {
  display: inline-block;
  background: rgba(212,175,55,0.1);
  border: 1px solid rgba(212,175,55,0.3);
  color: var(--primary-gold);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 32px;
}

/* --- ROI Calculator --- */
.roi-calculator {
  background: var(--dark-bg-card);
  border: 1px solid rgba(212,175,55,0.2);
  border-radius: 16px;
  padding: 40px;
  max-width: 560px;
  margin: 0 auto;
}

.roi-result {
  margin-top: 24px;
  padding: 24px;
  background: rgba(212,175,55,0.08);
  border: 1px solid rgba(212,175,55,0.3);
  border-radius: var(--radius);
  text-align: center;
}

.roi-result .roi-value {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 800;
  color: var(--primary-gold);
}

.roi-result p {
  font-size: 14px;
  color: var(--gray-medium);
  margin: 4px 0 0;
}

/* --- Notification / Toast --- */
.toast {
  position: fixed;
  bottom: 100px;
  right: 24px;
  background: var(--dark-bg-alt);
  border: 1px solid rgba(212,175,55,0.4);
  border-radius: var(--radius);
  padding: 16px 20px;
  font-size: 14px;
  color: var(--white);
  box-shadow: var(--shadow-gold);
  z-index: 9998;
  max-width: 320px;
  animation: slideInRight 0.3s ease;
}

@keyframes slideInRight {
  from { transform: translateX(120%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* --- Animations --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse-gold {
  0%, 100% { box-shadow: 0 0 0 0 rgba(212,175,55,0.4); }
  50% { box-shadow: 0 0 0 12px rgba(212,175,55,0); }
}

.animate-fade-up { animation: fadeInUp 0.7s ease both; }
.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }

/* --- Barre de progression --- */
.progress-bar {
  height: 4px;
  background: var(--gray-dark);
  border-radius: 100px;
  overflow: hidden;
  margin-bottom: 6px;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-gold), var(--secondary-gold));
  border-radius: 100px;
  transition: width 1s ease;
}

/* --- Responsive Général --- */
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-stats { gap: 28px; }
  .btn-lg { width: 100%; justify-content: center; }
  .pricing-card { padding: 32px 24px; }
}

@media (max-width: 768px) {
  section { padding: 64px 0; }
  .hero-inner { padding: 60px 16px; }
  .page-hero .hero-inner { padding: 60px 16px 40px; }
}

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--gray-medium);
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.breadcrumb a { color: var(--gray-medium); }
.breadcrumb a:hover { color: var(--primary-gold); }
.breadcrumb .sep { color: var(--gray-dark); }
.breadcrumb .current { color: var(--primary-gold); }

/* --- Alert --- */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 14px;
  margin-bottom: 20px;
}

.alert-success {
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.3);
  color: #4ade80;
}

.alert-error {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
  color: #f87171;
}

/* --- Masquer/Afficher pour i18n --- */
[data-lang] { display: none; }
[data-lang].active { display: block; }
span[data-lang].active { display: inline; }

/* --- Spinner --- */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(212,175,55,0.3);
  border-top-color: var(--primary-gold);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }