/* ============================================================
   CONCIERGERIE LE HAVRE — Feuille de style principale
   Design: Bleu Maritime & Or Chaud
   ============================================================ */

/* --- Variables & Reset --- */
:root {
  --black: #0D1F33;
  --white: #FFFFFF;
  --primary: #1A3A5C;
  --primary-dark: #0D2440;
  --primary-light: #2A5480;
  --accent: #C9A55A;
  --accent-light: #E0C07A;
  --whatsapp: #25D366;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-400: #94A3B8;
  --gray-600: #475569;
  --gray-800: #1E293B;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 40px rgba(0,0,0,0.12);
  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
  --max-width: 1200px;
  --header-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--white);
  color: var(--gray-800);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button, input, select, textarea { font-family: inherit; }

/* --- Utilitaires --- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.text-accent { color: var(--accent); }
.text-primary { color: var(--primary); }

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-label::before {
  content: '';
  display: inline-block;
  width: 28px; height: 2px;
  background: var(--accent);
  vertical-align: middle;
  margin-right: 10px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary-dark);
  margin-bottom: 20px;
}
.section-title em { color: var(--accent); font-style: italic; }

.section-desc {
  font-size: 1.05rem;
  color: var(--gray-600);
  max-width: 600px;
  line-height: 1.8;
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* Boutons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26,58,92,0.35);
}
.btn-accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: var(--black);
}
.btn-accent:hover {
  background: linear-gradient(135deg, var(--accent-light), #f0d090);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201,165,90,0.4);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}
.btn-white {
  background: var(--white);
  color: var(--primary);
}
.btn-white:hover {
  background: var(--gray-100);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-wa {
  background: var(--whatsapp);
  color: var(--white);
}
.btn-wa:hover {
  background: #1eb85a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37,211,102,0.35);
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: var(--transition);
}
.nav.scrolled {
  background: rgba(13,31,51,0.97);
  padding: 12px 0;
  border-bottom: 1px solid rgba(201,165,90,0.2);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 24px rgba(0,0,0,0.15);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
  text-decoration: none;
}
.nav-logo-main {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.03em;
}
.nav-logo-sub {
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 3px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.82);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}
.nav-links a:hover, .nav-links a.active {
  color: var(--accent);
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-wa {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--whatsapp);
  color: var(--white);
  border-radius: var(--radius-md);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: var(--transition);
}
.nav-wa:hover {
  background: #1eb85a;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(37,211,102,0.35);
}
.nav-wa svg { width: 16px; height: 16px; flex-shrink: 0; }

/* Burger */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav-burger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  transition: var(--transition);
}
.nav-burger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.nav-mobile {
  display: none;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(13,31,51,0.99);
  padding: 100px 28px 40px;
  z-index: 999;
  gap: 4px;
  backdrop-filter: blur(20px);
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--white);
  padding: 12px 0;
  border-bottom: 1px solid rgba(201,165,90,0.15);
  transition: color var(--transition);
}
.nav-mobile a:hover { color: var(--accent); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #0D1F33 0%, #1A3A5C 40%, #1A3A5C 70%, #2A5480 100%);
}

.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201,165,90,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,165,90,0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  z-index: 1;
}

.hero-halo {
  position: absolute;
  width: 800px; height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,165,90,0.08) 0%, transparent 70%);
  top: 50%; left: 55%;
  transform: translate(-50%,-50%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 120px 0 80px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(201,165,90,0.15);
  border: 1px solid rgba(201,165,90,0.35);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 24px;
  max-width: 760px;
}
.hero h1 em {
  color: var(--accent);
  font-style: italic;
}

.hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.78);
  max-width: 560px;
  line-height: 1.8;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.hero-stat-item {}
.hero-stat-value {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.hero-stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.08em;
  margin-top: 4px;
}

/* ============================================================
   SECTIONS COMMUNES
   ============================================================ */
section { padding: 80px 0; }

.section-header { margin-bottom: 52px; }
.section-header.centered { text-align: center; }
.section-header.centered .section-desc { margin: 0 auto; }

/* ============================================================
   SERVICES CARDS
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, rgba(26,58,92,0.1), rgba(42,84,128,0.15));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 1.6rem;
}
.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 12px;
}
.service-card h6 {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.service-card p {
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ============================================================
   MARCHÉ / STATS SECTION
   ============================================================ */
.market-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
  color: var(--white);
}
.market-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.market-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.market-stat {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
}
.market-stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 6px;
}
.market-stat-label {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.7);
}
.market-content .section-title { color: var(--white); }
.market-content .section-desc { color: rgba(255,255,255,0.78); }

/* ============================================================
   PROCESSUS
   ============================================================ */
.process-section { background: var(--gray-50); }
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
}
.process-step {
  text-align: center;
  padding: 32px 24px;
}
.process-number {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  margin: 0 auto 24px;
}
.process-step h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 12px;
}
.process-step p {
  font-size: 0.92rem;
  color: var(--gray-600);
  line-height: 1.7;
}

/* ============================================================
   TÉMOIGNAGES
   ============================================================ */
.testimonials-section { background: var(--white); }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}
.testimonial-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.testimonial-stars {
  color: var(--accent);
  font-size: 1.1rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.testimonial-text {
  font-style: italic;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 20px;
}
.testimonial-author h4 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 4px;
}
.testimonial-author h6 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

/* ============================================================
   ENGAGE / SEO SECTION
   ============================================================ */
.engage-section { background: var(--gray-50); }
.engage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.engage-content h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 16px;
}
.engage-content p {
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 20px;
}
.zone-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}
.zone-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--primary);
  transition: var(--transition);
}
.zone-badge:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.zone-badge::before {
  content: '📍';
  font-size: 0.75rem;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-section { background: var(--white); }
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--gray-200);
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
  text-align: left;
}
.faq-question h5 {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-800);
  line-height: 1.5;
}
.faq-icon {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--primary);
  transition: var(--transition);
}
.faq-item.open .faq-icon {
  background: var(--primary);
  color: var(--white);
  transform: rotate(45deg);
}
.faq-answer {
  display: none;
  padding: 0 0 22px;
  color: var(--gray-600);
  line-height: 1.8;
}
.faq-item.open .faq-answer { display: block; }

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  background: linear-gradient(135deg, #0D1F33 0%, #1A3A5C 50%, #2A5480 100%);
  text-align: center;
  padding: 100px 0;
}
.cta-section h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
}
.cta-section p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.78);
  margin-bottom: 40px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--black);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.footer-brand-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 24px;
  color: rgba(255,255,255,0.6);
}
.footer-col h5 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom span, .footer-bottom a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}
.footer-bottom a:hover { color: var(--accent); }

/* ============================================================
   PAGE HERO (pages intérieures)
   ============================================================ */
.page-hero {
  background: linear-gradient(135deg, #0D1F33 0%, #1A3A5C 60%, #2A5480 100%);
  padding: 130px 0 80px;
  text-align: center;
}
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
}
.page-hero p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================================
   FORMULAIRE CONTACT
   ============================================================ */
.contact-section { background: var(--gray-50); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: start;
}
.contact-info h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 16px;
}
.contact-info p {
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 28px;
}
.contact-wa-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 28px;
  background: var(--whatsapp);
  color: var(--white);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  margin-bottom: 28px;
}
.contact-wa-btn:hover {
  background: #1eb85a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37,211,102,0.35);
}
.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--gray-600);
}
.contact-info-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}
.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-800);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--gray-800);
  background: var(--white);
  transition: border-color var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,58,92,0.1);
}
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: #dc2626;
}
.form-error-text {
  font-size: 0.78rem;
  color: #dc2626;
  margin-top: 4px;
}
.form-group textarea { min-height: 130px; resize: vertical; }
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--gray-600);
  margin-bottom: 20px;
}
.form-checkbox input[type=checkbox] { margin-top: 3px; flex-shrink: 0; }
.form-submit-btn {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.05em;
}
.form-submit-btn:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26,58,92,0.35);
}
.form-submit-btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.form-message {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  margin-bottom: 18px;
  font-size: 0.9rem;
  display: none;
}
.form-message.success { background: #dcfce7; color: #166534; display: block; }
.form-message.error-msg { background: #fee2e2; color: #991b1b; display: block; }

/* ============================================================
   SIMULATEUR
   ============================================================ */
.simulator-section { background: var(--gray-50); }
.simulator-card {
  max-width: 800px;
  margin: 0 auto;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-md);
}
.sim-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.sim-result {
  margin-top: 32px;
  padding: 32px;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  border-radius: var(--radius-md);
  color: var(--white);
  display: none;
}
.sim-result.visible { display: block; }
.sim-result-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; text-align: center; }
.sim-result-value {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
}
.sim-result-label { font-size: 0.8rem; color: rgba(255,255,255,0.7); margin-top: 4px; }

/* ============================================================
   MENTIONS LÉGALES
   ============================================================ */
.legal-section { background: var(--white); }
.legal-content {
  max-width: 800px;
  margin: 0 auto;
}
.legal-content h2 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 12px;
  margin-top: 36px;
}
.legal-content h2:first-child { margin-top: 0; }
.legal-content p, .legal-content li {
  font-size: 0.95rem;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 12px;
}
.legal-content ul { padding-left: 20px; list-style: disc; }

/* ============================================================
   CASE STUDY
   ============================================================ */
.case-section { background: var(--primary); color: var(--white); }
.case-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.case-content .section-title { color: var(--white); }
.case-content p { color: rgba(255,255,255,0.78); line-height: 1.8; margin-bottom: 16px; }
.case-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.case-stat {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
}
.case-stat-value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
}
.case-stat-label { font-size: 0.82rem; color: rgba(255,255,255,0.7); margin-top: 4px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .engage-grid { grid-template-columns: 1fr; gap: 40px; }
  .market-grid { grid-template-columns: 1fr; gap: 40px; }
  .case-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: flex; }
  section { padding: 60px 0; }
  .hero h1 { font-size: clamp(1.8rem, 6vw, 2.6rem); }
  .hero-stats { gap: 20px; }
  .services-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .market-stats { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .sim-grid { grid-template-columns: 1fr; }
  .sim-result-grid { grid-template-columns: 1fr; }
  .case-stats { grid-template-columns: 1fr 1fr; }
  .form-card { padding: 28px 20px; }
  .simulator-card { padding: 28px 20px; }
}

@media (max-width: 480px) {
  .process-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .cta-actions { flex-direction: column; align-items: center; }
}