/* ===================================================
   CARDIOPRO.LU — CSS PRINCIPAL
   Palette : Bleu marine #0d2240 | Vert #00b27a | Blanc
   =================================================== */

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

:root {
  --navy:    #0d2240;
  --navy-2:  #0a1a33;
  --green:   #00b27a;
  --green-d: #009966;
  --white:   #ffffff;
  --gray-50: #f8f9fa;
  --gray-100:#f0f2f5;
  --gray-300:#d1d5db;
  --gray-500:#6b7280;
  --gray-700:#374151;
  --gray-900:#111827;
  --red:     #e53e3e;
  --font:    'Inter', 'Segoe UI', Arial, sans-serif;
  --shadow:  0 4px 24px rgba(13,34,64,.12);
  --radius:  12px;
  --radius-sm: 8px;
  --transition: .25s ease;
}

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

body {
  font-family: var(--font);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ---- Skip link accessibilité ---- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--green);
  color: var(--white);
  padding: .5rem 1rem;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  font-weight: 600;
  z-index: 9999;
  transition: top var(--transition);
}
.skip-link:focus { top: 0; }

/* ---- Container ---- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===================================================
   TOP BAR
   =================================================== */
.top-bar {
  background: var(--navy-2);
  color: #a8b8cc;
  font-size: .8rem;
  padding: .45rem 0;
}
.top-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .5rem;
}
.top-bar-left { display: flex; align-items: center; gap: 1.2rem; flex-wrap: wrap; }
.top-bar-left a,
.top-bar-right a {
  color: #a8b8cc;
  display: flex;
  align-items: center;
  gap: .35rem;
  transition: color var(--transition);
}
.top-bar-left a:hover,
.top-bar-right a:hover { color: var(--white); }
.top-bar-right { display: flex; align-items: center; gap: 1rem; }
.lang-switch {
  display: flex;
  align-items: center;
  gap: .3rem;
  font-weight: 600;
  font-size: .8rem;
}
.lang-switch a { color: #a8b8cc; }
.lang-switch a.active,
.lang-switch span.active { color: var(--green); }
.lang-switch .sep { color: #4a5568; }

/* ===================================================
   HEADER / NAV
   =================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: var(--white);
  box-shadow: 0 2px 12px rgba(13,34,64,.1);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .9rem 0;
}
.logo-link { display: flex; align-items: center; gap: .75rem; }
.logo-link img { height: 44px; width: auto; }
.logo-text {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -.5px;
}
.logo-text span { color: var(--green); }

.nav-links {
  display: flex;
  align-items: center;
  gap: .25rem;
}
.nav-links li a {
  display: block;
  padding: .5rem .85rem;
  font-size: .9rem;
  font-weight: 500;
  color: var(--gray-700);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-links li a:hover { color: var(--navy); background: var(--gray-100); }

.nav-cta {
  background: var(--green);
  color: var(--white) !important;
  padding: .5rem 1.1rem !important;
  border-radius: var(--radius-sm) !important;
  font-weight: 600 !important;
  transition: background var(--transition) !important;
}
.nav-cta:hover { background: var(--green-d) !important; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .4rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.hamburger:hover { background: var(--gray-100); }
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===================================================
   HERO
   =================================================== */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, #1a3a60 60%, #0f4c81 100%);
  color: var(--white);
  padding: 5rem 0 4rem;
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Ccircle cx='30' cy='30' r='1.5' fill='rgba(255,255,255,0.04)'/%3E%3C/svg%3E");
  opacity: .6;
}
.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
}
.hero-content { max-width: 560px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: rgba(0,178,122,.2);
  border: 1px solid rgba(0,178,122,.4);
  color: #4fffb7;
  font-size: .8rem;
  font-weight: 600;
  padding: .35rem .85rem;
  border-radius: 50px;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.hero h1 {
  font-size: clamp(1.75rem, 3.5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.25rem;
  letter-spacing: -.5px;
}
.hero h1 strong { color: #4fffb7; }
.hero p {
  font-size: 1.05rem;
  color: #c8d8e8;
  margin-bottom: 2rem;
  line-height: 1.75;
}
.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.btn-primary {
  background: var(--green);
  color: var(--white);
  padding: .85rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: .95rem;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 16px rgba(0,178,122,.4);
}
.btn-primary:hover { background: var(--green-d); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,178,122,.5); }

.btn-outline {
  border: 2px solid rgba(255,255,255,.4);
  color: var(--white);
  padding: .85rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: .95rem;
  transition: border-color var(--transition), background var(--transition);
}
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,.1); }

.btn-green { background: var(--green); color: var(--white); padding: .7rem 1.4rem; border-radius: var(--radius-sm); font-weight: 600; font-size: .9rem; transition: background var(--transition); }
.btn-green:hover { background: var(--green-d); }
.btn-ghost { border: 2px solid var(--navy); color: var(--navy); padding: .7rem 1.4rem; border-radius: var(--radius-sm); font-weight: 600; font-size: .9rem; transition: background var(--transition), color var(--transition); }
.btn-ghost:hover { background: var(--navy); color: var(--white); }
.btn-ghost-white { border: 2px solid rgba(255,255,255,.5); color: var(--white); padding: .7rem 1.4rem; border-radius: var(--radius-sm); font-weight: 600; font-size: .9rem; transition: background var(--transition), border-color var(--transition); }
.btn-ghost-white:hover { background: rgba(255,255,255,.1); border-color: var(--white); }

.hero-trust {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.trust-badge {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .8rem;
  color: #9ab0cc;
}
.trust-badge svg { color: var(--green); flex-shrink: 0; }

/* Hero image */
.hero-visual { position: relative; }
.hero-img-wrap {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,.35);
}
.hero-img-wrap img { width: 100%; height: 400px; object-fit: cover; }

.hero-floating-card {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius);
  padding: .9rem 1.2rem;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: .75rem;
}
.hero-floating-card.card-1 { bottom: 1.5rem; left: -1.5rem; }
.hero-floating-card.card-2 { top: 1.5rem; right: -1.5rem; }
.card-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.card-icon.green { background: rgba(0,178,122,.15); color: var(--green); }
.card-icon.navy  { background: rgba(13,34,64,.1);   color: var(--navy); }
.card-text-label { font-size: .7rem; color: var(--gray-500); font-weight: 500; }
.card-text-value { font-size: .95rem; font-weight: 700; color: var(--navy); }

/* Mini produits hero */
.hero-products {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}
.mini-product {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
  transition: background var(--transition), border-color var(--transition);
}
.mini-product:hover { background: rgba(255,255,255,.1); border-color: rgba(0,178,122,.4); }
.mini-product-icon {
  width: 48px;
  height: 48px;
  background: rgba(0,178,122,.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto .65rem;
  color: #4fffb7;
}
.mini-product h3 { font-size: .8rem; font-weight: 600; color: var(--white); margin-bottom: .3rem; }
.mini-product p  { font-size: .75rem; color: #9ab0cc; }

/* ===================================================
   SECTION GÉNÉRIQUE
   =================================================== */
section { padding: 5rem 0; }
.section-tag {
  display: inline-block;
  background: rgba(0,178,122,.12);
  color: var(--green-d);
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  padding: .3rem .85rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}
.section-tag.white {
  background: rgba(255,255,255,.15);
  color: rgba(255,255,255,.9);
}
.section-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.25;
  margin-bottom: 1rem;
  letter-spacing: -.4px;
}
.section-title.white { color: var(--white); }
.section-subtitle {
  font-size: 1.05rem;
  color: var(--gray-500);
  max-width: 640px;
  line-height: 1.7;
}
.section-subtitle.white { color: rgba(255,255,255,.75); }
.section-header { margin-bottom: 3rem; }
.section-header.center { text-align: center; }
.section-header.center .section-subtitle { margin: 0 auto; }

/* ===================================================
   SECTION SÉCURITÉ (fond bleu marine)
   =================================================== */
.section-security {
  background: var(--navy);
  color: var(--white);
}
.security-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.security-content { }
.security-content p {
  color: rgba(255,255,255,.8);
  line-height: 1.8;
  margin-bottom: 1.25rem;
  font-size: 1rem;
}
.security-content p strong { color: var(--white); }
.security-content .legal-box {
  background: rgba(255,255,255,.06);
  border-left: 4px solid var(--green);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1.1rem 1.25rem;
  margin: 1.5rem 0;
  font-size: .9rem;
  color: rgba(255,255,255,.85);
}
.security-cta { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 2rem; }
.security-visual { position: relative; }
.security-img-wrap { border-radius: var(--radius); overflow: hidden; box-shadow: 0 20px 50px rgba(0,0,0,.4); }
.security-img-wrap img { width: 100%; height: 380px; object-fit: cover; }
.security-overlay-stat {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  background: var(--green);
  color: var(--white);
  border-radius: var(--radius);
  padding: 1.2rem 1.5rem;
  text-align: center;
  box-shadow: 0 8px 24px rgba(0,178,122,.4);
}
.security-overlay-stat .big { font-size: 2rem; font-weight: 800; }
.security-overlay-stat .small { font-size: .8rem; opacity: .9; }

/* ===================================================
   STATS / CHIFFRES CLÉS
   =================================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.stat-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--green), var(--navy));
}
.stat-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(13,34,64,.15); }
.stat-number {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--navy);
  line-height: 1;
  margin-bottom: .4rem;
}
.stat-label {
  font-size: .85rem;
  font-weight: 600;
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: .75rem;
}
.stat-text { font-size: .88rem; color: var(--gray-500); line-height: 1.6; }

/* ===================================================
   PRICING / OFFRES
   =================================================== */
.section-pricing { background: var(--gray-50); }

.tabs {
  display: flex;
  justify-content: center;
  gap: .5rem;
  margin-bottom: 2.5rem;
  background: var(--white);
  padding: .4rem;
  border-radius: 50px;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
  box-shadow: var(--shadow);
}
.tab-btn {
  padding: .6rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: .9rem;
  color: var(--gray-500);
  transition: all var(--transition);
}
.tab-btn.active {
  background: var(--navy);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(13,34,64,.25);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 860px;
  margin: 0 auto;
}
.pricing-card {
  background: var(--white);
  border: 2px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 2.25rem 2rem;
  position: relative;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  overflow: visible;
}
.pricing-card:hover { transform: translateY(-4px); box-shadow: 0 16px 48px rgba(13,34,64,.14); }
.pricing-card.featured { border-color: var(--green); }
.badge-recommended {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--green);
  color: var(--white);
  font-size: .75rem;
  font-weight: 700;
  padding: .3rem 1rem;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: .05em;
  white-space: nowrap;
}
.pricing-plan { font-size: .8rem; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; color: var(--green); margin-bottom: .5rem; }
.pricing-name { font-size: 1.35rem; font-weight: 800; color: var(--navy); margin-bottom: 1rem; }
.pricing-price { display: flex; align-items: baseline; gap: .25rem; margin-bottom: .3rem; }
.price-amount { font-size: 2.75rem; font-weight: 900; color: var(--navy); }
.price-currency { font-size: 1.5rem; font-weight: 700; color: var(--navy); }
.price-period { font-size: .85rem; color: var(--gray-500); font-weight: 500; }
.pricing-note { font-size: .8rem; color: var(--gray-500); margin-bottom: 1.5rem; font-style: italic; }
.pricing-features { margin-bottom: 2rem; }
.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: .5rem;
  padding: .5rem 0;
  border-bottom: 1px solid var(--gray-100);
  font-size: .88rem;
  color: var(--gray-700);
}
.pricing-features li:last-child { border-bottom: none; }
.feat-icon { flex-shrink: 0; margin-top: 2px; }
.feat-icon.check { color: var(--green); }
.feat-icon.cross  { color: var(--gray-300); }
.pricing-actions { display: flex; flex-direction: column; gap: .75rem; }
.pricing-actions .btn-primary { text-align: center; display: block; }
.pricing-actions .btn-ghost   { text-align: center; display: block; }

/* ===================================================
   BLOG / SOLUTIONS
   =================================================== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.blog-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid var(--gray-100);
}
.blog-card:hover { transform: translateY(-4px); box-shadow: 0 16px 48px rgba(13,34,64,.14); }
.blog-card-img {
  height: 180px;
  background: linear-gradient(135deg, var(--navy), #1a3a60);
  display: flex;
  align-items: center;
  justify-content: center;
}
.blog-card-img svg { color: rgba(255,255,255,.3); }
.blog-card-body { padding: 1.5rem; }
.blog-tag {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--green);
  margin-bottom: .5rem;
  display: block;
}
.blog-card-body h3 { font-size: 1rem; font-weight: 700; color: var(--navy); margin-bottom: .6rem; line-height: 1.4; }
.blog-card-body p { font-size: .87rem; color: var(--gray-500); line-height: 1.65; margin-bottom: 1rem; }
.blog-link { font-size: .85rem; font-weight: 600; color: var(--green); display: flex; align-items: center; gap: .3rem; transition: gap var(--transition); }
.blog-link:hover { gap: .6rem; }

/* ===================================================
   FAQ
   =================================================== */
.section-faq { background: var(--gray-50); }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  margin-bottom: .75rem;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(13,34,64,.05);
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 1.2rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: background var(--transition);
}
.faq-question:hover { background: var(--gray-50); }
.faq-question[aria-expanded="true"] { background: var(--gray-50); }
.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), transform var(--transition);
}
.faq-question[aria-expanded="true"] .faq-icon {
  background: var(--green);
  transform: rotate(180deg);
}
.faq-question[aria-expanded="true"] .faq-icon svg { color: var(--white); }
.faq-answer {
  display: none;
  padding: 0 1.5rem 1.25rem;
  font-size: .93rem;
  color: var(--gray-700);
  line-height: 1.75;
}
.faq-answer a { color: var(--green); text-decoration: underline; }
.faq-item.open .faq-answer { display: block; }

/* ===================================================
   FORMULAIRE CONTACT
   =================================================== */
.section-contact { background: var(--white); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}
.contact-info h3 { font-size: 1.4rem; font-weight: 700; color: var(--navy); margin-bottom: 1.5rem; }
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.contact-info-icon {
  width: 44px;
  height: 44px;
  background: rgba(0,178,122,.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  flex-shrink: 0;
}
.contact-info-text { }
.contact-info-text strong { display: block; font-size: .78rem; text-transform: uppercase; letter-spacing: .07em; color: var(--gray-500); margin-bottom: .2rem; }
.contact-info-text a,
.contact-info-text p { font-size: .95rem; color: var(--navy); font-weight: 500; }
.contact-info-text a:hover { color: var(--green); }

.contact-map {
  margin-top: 1.5rem;
  border-radius: var(--radius);
  overflow: hidden;
  height: 180px;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-500);
  font-size: .85rem;
  border: 1px solid var(--gray-300);
}

.contact-form {
  background: var(--gray-50);
  border-radius: var(--radius);
  padding: 2.5rem;
  border: 1px solid var(--gray-100);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-group {
  margin-bottom: 1.2rem;
}
.form-group label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: .4rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .75rem 1rem;
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: .93rem;
  color: var(--gray-900);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(0,178,122,.15);
}
.form-group textarea { resize: vertical; min-height: 110px; }
.form-legal {
  font-size: .8rem;
  color: var(--gray-500);
  margin-bottom: 1.25rem;
  line-height: 1.5;
}
.form-submit {
  width: 100%;
  padding: .9rem;
  background: var(--green);
  color: var(--white);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 700;
  transition: background var(--transition), transform var(--transition);
}
.form-submit:hover { background: var(--green-d); transform: translateY(-1px); }
.form-success {
  display: none;
  background: rgba(0,178,122,.1);
  border: 1px solid var(--green);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  color: var(--green-d);
  font-weight: 600;
  margin-top: 1rem;
  font-size: .9rem;
}

/* ===================================================
   AVANTAGES
   =================================================== */
.section-advantages { background: var(--navy); color: var(--white); }
.advantages-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.advantages-list { margin-top: 1.5rem; }
.advantage-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.advantage-item:last-child { border-bottom: none; }
.advantage-icon {
  width: 42px;
  height: 42px;
  background: rgba(0,178,122,.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  flex-shrink: 0;
}
.advantage-text h4 { font-size: .95rem; font-weight: 700; color: var(--white); margin-bottom: .25rem; }
.advantage-text p  { font-size: .85rem; color: rgba(255,255,255,.65); line-height: 1.6; }

.advantages-visual { }
.philosophy-box {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  margin-bottom: 1.5rem;
}
.philosophy-box .quote {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.5;
  margin-bottom: 1rem;
  font-style: italic;
}
.philosophy-box .quote::before { content: '\201C'; color: var(--green); font-size: 2rem; vertical-align: -.3em; margin-right: .2em; }
.philosophy-box .quote::after  { content: '\201D'; color: var(--green); font-size: 2rem; vertical-align: -.3em; margin-left: .2em; }

.contact-box {
  background: rgba(0,178,122,.12);
  border: 1px solid rgba(0,178,122,.3);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.contact-box h4 { font-size: 1rem; font-weight: 700; color: var(--white); margin-bottom: 1rem; }
.contact-box-item { display: flex; align-items: center; gap: .75rem; margin-bottom: .75rem; font-size: .9rem; color: rgba(255,255,255,.8); }
.contact-box-item:last-child { margin-bottom: 0; }
.contact-box-item svg { color: var(--green); flex-shrink: 0; }

/* ===================================================
   FOOTER
   =================================================== */
.site-footer {
  background: var(--navy-2);
  color: rgba(255,255,255,.7);
  padding: 4rem 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand .logo-link { margin-bottom: 1rem; }
.footer-brand .logo-text { color: var(--white); }
.footer-desc { font-size: .88rem; line-height: 1.7; margin-bottom: 1.25rem; color: rgba(255,255,255,.6); }
.footer-urgency {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(229,62,62,.15);
  border: 1px solid rgba(229,62,62,.3);
  color: #fc8181;
  font-size: .82rem;
  font-weight: 600;
  padding: .4rem .9rem;
  border-radius: 50px;
}
.footer-col h4 { font-size: .85rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--white); margin-bottom: 1rem; }
.footer-col ul li { margin-bottom: .5rem; }
.footer-col ul li a { font-size: .87rem; color: rgba(255,255,255,.6); transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--green); }
.footer-contact-item { display: flex; align-items: flex-start; gap: .6rem; margin-bottom: .75rem; font-size: .87rem; }
.footer-contact-item svg { color: var(--green); flex-shrink: 0; margin-top: 2px; }
.footer-contact-item a { color: rgba(255,255,255,.7); transition: color var(--transition); }
.footer-contact-item a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 1.5rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .75rem;
  font-size: .82rem;
}
.footer-legal { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.footer-legal a { color: rgba(255,255,255,.5); transition: color var(--transition); }
.footer-legal a:hover { color: var(--white); }

/* ===================================================
   BOUTON FLOTTANT
   =================================================== */
.floating-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--green);
  color: var(--white);
  padding: .85rem 1.5rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: .88rem;
  box-shadow: 0 8px 24px rgba(0,178,122,.45);
  display: flex;
  align-items: center;
  gap: .5rem;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  z-index: 800;
  text-decoration: none;
}
.floating-btn:hover {
  background: var(--green-d);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0,178,122,.55);
}

/* ===================================================
   PAGE SÉLECTEUR DE LANGUE (index.html racine)
   =================================================== */
.lang-selector-page {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--navy) 0%, #0f4c81 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}
.lang-selector-card {
  background: var(--white);
  border-radius: 20px;
  padding: 3rem 3.5rem;
  text-align: center;
  max-width: 520px;
  width: 100%;
  box-shadow: 0 30px 80px rgba(0,0,0,.3);
}
.lang-selector-logo { margin-bottom: 2rem; }
.lang-selector-logo img { height: 56px; margin: 0 auto; }
.lang-selector-logo h1 { font-size: 1.6rem; font-weight: 800; color: var(--navy); margin-top: .75rem; }
.lang-selector-logo p { color: var(--gray-500); font-size: .9rem; margin-top: .3rem; }
.lang-selector-title { font-size: 1.05rem; color: var(--gray-700); margin-bottom: 1.75rem; font-weight: 500; }
.lang-buttons { display: flex; flex-direction: column; gap: 1rem; }
.lang-btn {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.75rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition);
  border: 2px solid transparent;
}
.lang-btn.fr {
  background: var(--navy);
  color: var(--white);
}
.lang-btn.fr:hover { background: #1a3a60; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(13,34,64,.3); }
.lang-btn.de {
  background: transparent;
  color: var(--navy);
  border-color: var(--gray-300);
}
.lang-btn.de:hover { border-color: var(--navy); background: var(--gray-50); transform: translateY(-2px); }
.lang-btn-flag { font-size: 1.5rem; }
.lang-btn-text { text-align: left; }
.lang-btn-text .lang-name { display: block; font-size: 1rem; }
.lang-btn-text .lang-sub  { font-size: .8rem; opacity: .7; }
.lang-selector-footer { margin-top: 2rem; font-size: .8rem; color: var(--gray-500); }

/* ===================================================
   RESPONSIVE
   =================================================== */
@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  section { padding: 3.5rem 0; }

  .top-bar .container { justify-content: center; }
  .top-bar-left { justify-content: center; }

  .hamburger { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: 1rem 1.5rem 1.5rem;
    box-shadow: 0 8px 24px rgba(13,34,64,.12);
    gap: .25rem;
  }
  .nav-links.open { display: flex; }
  .nav-links li a { padding: .65rem .85rem; }

  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .hero-products { grid-template-columns: repeat(3, 1fr); }
  .hero { padding: 3.5rem 0 3rem; }

  .security-grid { grid-template-columns: 1fr; }
  .security-visual { display: none; }

  .stats-grid { grid-template-columns: 1fr 1fr; }

  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; }

  .blog-grid { grid-template-columns: 1fr; }

  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }

  .advantages-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .floating-btn { bottom: 1.25rem; right: 1.25rem; padding: .75rem 1.2rem; font-size: .82rem; }

  .hero-floating-card { display: none; }
  .form-row { grid-template-columns: 1fr; }

  .lang-selector-card { padding: 2rem 1.5rem; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .hero-products { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .tabs { flex-direction: column; border-radius: var(--radius); width: 100%; }
  .tab-btn { text-align: center; border-radius: var(--radius-sm); }
}