/* ============================================================
   SD FIDUCIAIRE — style.css  ·  Version Premium
   Charte extraite du logo :
     Bleu marine   #2D4F7C   ·   Bleu foncé  #1E3860
     Gris ardoise  #8FA3BA   ·   Texte       #1A2333
   Police : Plus Jakarta Sans (Google Fonts)
   ============================================================ */

/* ─── IMPORT GOOGLE FONTS ────────────────────────────────────
   Plus Jakarta Sans : moderne, géométrique, élégante.
   Variable font = un seul fichier, toutes les graisses.       */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800&display=swap');

/* ─── 1. DESIGN TOKENS ───────────────────────────────────────
   Toutes les décisions visuelles centralisées ici.            */
:root {
  /* Palette — tirée pixel par pixel du logo */
  --navy:          #2D4F7C;
  --navy-deep:     #1E3860;
  --navy-mid:      #3A6494;
  --navy-soft:     #EBF0F7;   /* bleu très pâle pour fonds */
  --slate:         #8FA3BA;
  --slate-mid:     #6B7E94;

  /* Textes — hiérarchie en 3 niveaux */
  --text-primary:  #1A2333;   /* titres principaux, poids fort */
  --text-body:     #3D4F63;   /* corps de texte courant */
  --text-muted:    #7A8FA6;   /* légendes, sous-titres */
  --text-xmuted:   #A8BBD0;   /* détails très discrets */

  /* Fonds — alternance douce entre sections */
  --bg-white:      #FFFFFF;
  --bg-offwhite:   #F8FAFC;   /* hero, à-propos : blanc quasi-pur */
  --bg-services:   #F1F5F9;   /* services : gris-bleuté très clair */
  --bg-footer:     #101C2E;   /* footer : quasi-noir marine */

  /* Bordures */
  --border-light:  #E8EEF5;
  --border-mid:    #D1DAEA;

  /* Police unique */
  --font: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;

  /* Rayons — généreux pour le look premium */
  --r-xs:   8px;
  --r-sm:   12px;
  --r-md:   18px;
  --r-lg:   24px;
  --r-xl:   32px;
  --r-pill: 999px;

  /* Ombres multicouches — jamais de noir pur, toujours teinté marine */
  --shadow-xs: 0 1px 3px rgba(30,56,96,.04),
               0 1px 2px rgba(30,56,96,.03);
  --shadow-sm: 0 2px 8px  rgba(30,56,96,.05),
               0 1px 3px  rgba(30,56,96,.04);
  --shadow-md: 0 4px 16px rgba(30,56,96,.07),
               0 2px 6px  rgba(30,56,96,.05);
  --shadow-lg: 0 12px 40px rgba(30,56,96,.10),
               0 4px  12px rgba(30,56,96,.06);
  --shadow-xl: 0 24px 60px rgba(30,56,96,.13),
               0 8px  20px rgba(30,56,96,.07);

  /* Ombre colorée boutons */
  --shadow-btn:       0 4px 14px rgba(45,79,124,.30), 0 1px 4px rgba(45,79,124,.20);
  --shadow-btn-hover: 0 8px 24px rgba(45,79,124,.38), 0 2px 6px rgba(45,79,124,.22);

  /* Transitions */
  --ease:     cubic-bezier(.4, 0, .2, 1);
  --ease-out: cubic-bezier(0, 0, .3, 1);
  --t-fast:   .18s;
  --t-base:   .28s;

  /* Layout */
  --max-w:         1160px;
  --pad-section:   clamp(6rem, 10vw, 9rem);
}

/* ─── 2. RESET & BASE ────────────────────────────────────────  */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.75;
  color: var(--text-body);
  background: var(--bg-offwhite);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; height: auto; }
a   { text-decoration: none; color: inherit; }
ul  { list-style: none; }
p   { line-height: 1.82; }

/* ─── 3. UTILITAIRES GLOBAUX ─────────────────────────────────  */
.container {
  width: 90%;
  max-width: var(--max-w);
  margin-inline: auto;
}

/* Étiquette de section (pill) */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--navy-soft);
  border: 1px solid rgba(45,79,124,.14);
  padding: .32rem 1rem;
  border-radius: var(--r-pill);
  margin-bottom: 1.25rem;
}
.section-tag::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--navy);
  border-radius: 50%;
  opacity: .7;
}

.section-title {
  font-size: clamp(1.85rem, 3.5vw, 2.65rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.18;
  letter-spacing: -.03em;
}

.section-sub {
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--text-muted);
  line-height: 1.85;
  max-width: 540px;
}

/* ─── 4. HEADER ──────────────────────────────────────────────  */
#header {
  position: sticky;
  top: 0;
  z-index: 300;
  background: rgba(248,250,252,.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(232,238,245,.8);
  transition: box-shadow var(--t-base) var(--ease),
              background var(--t-base) var(--ease);
}
#header.is-scrolled {
  background: rgba(248,250,252,.97);
  box-shadow: 0 1px 0 var(--border-light), 0 4px 24px rgba(30,56,96,.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo-wrap { display: inline-flex; align-items: center; }
.logo-wrap img {
  height: 68px;
  width: auto;
  object-fit: contain;
  transition: opacity var(--t-fast) var(--ease);
}
.logo-wrap:hover img { opacity: .85; }

.nav { display: flex; align-items: center; gap: 2.5rem; }

.nav a {
  font-size: .88rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: .01em;
  position: relative;
  padding-block: 4px;
  transition: color var(--t-fast) var(--ease);
}
.nav a::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 50%;
  transform: translateX(-50%);
  width: 0; height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: width var(--t-base) var(--ease-out);
}
.nav a:hover            { color: var(--text-primary); }
.nav a.active           { color: var(--navy); font-weight: 600; }
.nav a:hover::after,
.nav a.active::after    { width: 70%; }

.nav-btn {
  font-size: .85rem !important;
  font-weight: 700 !important;
  color: var(--bg-white) !important;
  background: var(--navy);
  padding: .55rem 1.45rem;
  border-radius: var(--r-sm);
  box-shadow: var(--shadow-btn);
  transition: all var(--t-base) var(--ease) !important;
}
.nav-btn::after { display: none !important; }
.nav-btn:hover {
  background: var(--navy-deep) !important;
  box-shadow: var(--shadow-btn-hover) !important;
  transform: translateY(-1px);
}

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: var(--r-xs);
  transition: background var(--t-fast) var(--ease);
}
.burger:hover { background: var(--navy-soft); }
.burger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--navy-deep);
  border-radius: 2px;
  transition: transform var(--t-base) var(--ease), opacity var(--t-fast) var(--ease);
}
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── 5. HERO ────────────────────────────────────────────────  */
#accueil {
  padding: var(--pad-section) 0 calc(var(--pad-section) * 1.1);
  background: var(--bg-white);
  overflow: hidden;
  position: relative;
}
#accueil::before {
  content: '';
  position: absolute;
  top: -120px; right: -80px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(143,163,186,.10) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: clamp(3rem, 6vw, 6rem);
}

.hero-text { animation: fadeUp .7s var(--ease-out) both; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 1.6rem;
}
.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 20px; height: 2px;
  background: var(--slate);
  border-radius: 2px;
}

.hero-h1 {
  font-size: clamp(2.3rem, 5.5vw, 3.9rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.12;
  letter-spacing: -.04em;
  margin-bottom: 1.5rem;
}
.hero-h1 em {
  font-style: normal;
  color: var(--navy);
  position: relative;
  white-space: nowrap;
}
.hero-h1 em::after {
  content: '';
  position: absolute;
  bottom: 3px; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--slate) 0%, rgba(143,163,186,.25) 100%);
  border-radius: 4px;
}

.hero-sub {
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--text-muted);
  line-height: 1.9;
  max-width: 460px;
  margin-bottom: 2.6rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  background: var(--navy);
  color: var(--bg-white);
  font-size: .93rem;
  font-weight: 700;
  letter-spacing: .01em;
  padding: .9rem 2rem;
  border-radius: var(--r-sm);
  box-shadow: var(--shadow-btn);
  transition: all var(--t-base) var(--ease);
}
.btn-cta:hover {
  background: var(--navy-deep);
  transform: translateY(-3px);
  box-shadow: var(--shadow-btn-hover);
}
.btn-cta:active { transform: translateY(-1px); }
.btn-cta svg { transition: transform var(--t-fast) var(--ease); }
.btn-cta:hover svg { transform: translateX(2px); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .93rem;
  font-weight: 600;
  color: var(--navy);
  background: transparent;
  border: 1.5px solid var(--border-mid);
  padding: .88rem 1.75rem;
  border-radius: var(--r-sm);
  transition: all var(--t-base) var(--ease);
}
.btn-ghost:hover {
  background: var(--navy-soft);
  border-color: var(--navy);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}
.btn-ghost svg { transition: transform var(--t-fast) var(--ease); }
.btn-ghost:hover svg { transform: translateX(3px); }

.hero-trust {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 3rem;
  padding-top: 2.4rem;
  border-top: 1px solid var(--border-light);
  flex-wrap: wrap;
}
.trust-pill {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .78rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: .01em;
}
.trust-pill svg { color: var(--navy); opacity: .8; flex-shrink: 0; }

.hero-img-wrap {
  position: relative;
  animation: fadeUp .7s .15s var(--ease-out) both;
}
.hero-img-wrap::before {
  content: '';
  position: absolute;
  inset: -14px -14px 14px 14px;
  background: linear-gradient(145deg, var(--bg-services) 0%, var(--border-light) 100%);
  border-radius: calc(var(--r-xl) + 4px);
  z-index: 0;
}
.hero-img-wrap img {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-xl);
}

/* ─── 6. SERVICES ────────────────────────────────────────────  */
#services {
  padding: var(--pad-section) 0;
  background: var(--bg-services);
  position: relative;
}
#services::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 100%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-mid), transparent);
}

.services-head {
  text-align: center;
  margin-bottom: clamp(3rem, 6vw, 5rem);
}
.services-head .section-sub { margin-inline: auto; margin-top: 1rem; }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.6rem;
}

/* ══ CARTE PREMIUM ════════════════════════════════════════════ */
.card {
  background: var(--bg-white);
  border-radius: 20px;
  padding: 2.5rem 2rem 2.8rem;
  /* Ombre douce multicouche — signature premium */
  box-shadow:
    0 1px  2px  rgba(30,56,96,.04),
    0 4px  12px rgba(30,56,96,.06),
    0 0    0 1px rgba(30,56,96,.04);
  border: none;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  /* transition: ALL pour couvrir transform + shadow ensemble */
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
  will-change: transform;
}

/* ══ HOVER : soulèvement + ombre amplifiée ════════════════════ */
.card:hover {
  transform: translateY(-9px);
  box-shadow:
    0 2px   4px  rgba(30,56,96,.04),
    0 18px  54px rgba(30,56,96,.13),
    0 6px   18px rgba(30,56,96,.08),
    0 0     0 1px rgba(45,79,124,.07);
}

/* Les délais de cascade des cartes sont gérés dynamiquement
   via data-delay + JS (cf. script IntersectionObserver en bas
   de index.html) pour ne pas perturber l'animation hover.      */

.card-icon {
  width: 56px; height: 56px;
  background: var(--navy-soft);
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  flex-shrink: 0;
  transition: background .3s var(--ease), color .3s var(--ease),
              transform .3s var(--ease), box-shadow .3s var(--ease);
}
.card:hover .card-icon {
  background: var(--navy);
  color: var(--bg-white);
  transform: scale(1.07);
  box-shadow: 0 4px 16px rgba(45,79,124,.32);
}

.card h3 {
  font-size: 1.06rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -.015em;
  line-height: 1.35;
}

.card p {
  font-size: .875rem;
  font-weight: 400;
  color: var(--text-muted);
  line-height: 1.82;
  flex: 1;
}

/* ─── 7. À PROPOS ────────────────────────────────────────────  */
#apropos {
  padding: var(--pad-section) 0;
  background: var(--bg-offwhite);
}

.apropos-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  align-items: start;
  gap: clamp(3.5rem, 7vw, 7rem);
}

.apropos-photo-col {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.6rem;
}
.apropos-photo-col::before {
  content: '';
  position: absolute;
  top: -20px; left: -20px;
  width: 75%; height: 65%;
  background: var(--navy-soft);
  border-radius: var(--r-xl);
  z-index: 0;
}
.apropos-photo-col img {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: top center;
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-xl);
}

.apropos-stat {
  position: relative;
  z-index: 2;
  width: calc(100% - 1rem);
  background: var(--navy);
  color: var(--bg-white);
  border-radius: var(--r-lg);
  padding: 1.4rem 1.75rem;
  box-shadow: 0 8px 28px rgba(30,56,96,.28), 0 2px 6px rgba(30,56,96,.16);
}
.apropos-stat strong {
  display: block;
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1;
}
.apropos-stat span {
  display: block;
  font-size: .78rem;
  color: rgba(255,255,255,.6);
  margin-top: .35rem;
  line-height: 1.4;
}

.apropos-text { padding-top: .5rem; }
.apropos-text .section-title { margin-bottom: 1.75rem; }

.apropos-body { display: flex; flex-direction: column; gap: 1.25rem; }
.apropos-body p {
  font-size: .975rem;
  font-weight: 400;
  color: var(--text-body);
  line-height: 1.88;
}
.apropos-body p:first-child {
  font-size: 1.05rem;
  color: var(--text-primary);
  font-weight: 500;
}

.apropos-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .9rem;
  margin-top: 2.4rem;
}
.val-item {
  display: flex;
  align-items: center;
  gap: .75rem;
  background: var(--bg-white);
  border-radius: var(--r-sm);
  padding: .95rem 1.1rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: all var(--t-base) var(--ease);
}
.val-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-mid);
}
.val-dot {
  width: 8px; height: 8px;
  background: var(--navy);
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 0 3px var(--navy-soft);
}
.val-item span {
  font-size: .82rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -.005em;
}

/* ─── 8. CONTACT / FOOTER ────────────────────────────────────  */
#contact {
  background: var(--bg-footer);
  color: var(--bg-white);
  padding: var(--pad-section) 0 0;
  position: relative;
  overflow: hidden;
}
#contact::before {
  content: '';
  position: absolute;
  top: -200px; right: -100px;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(45,79,124,.20) 0%, transparent 65%);
  border-radius: 50%;
  pointer-events: none;
}

.contact-top {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  padding-bottom: clamp(3.5rem, 7vw, 6rem);
  border-bottom: 1px solid rgba(255,255,255,.08);
  align-items: start;
}

.contact-info .section-tag {
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.1);
  color: var(--slate);
}
.contact-info .section-tag::before { background: var(--slate); }
.contact-info .section-title { color: var(--bg-white); margin-bottom: 1.2rem; }
.contact-info .section-sub   { color: rgba(255,255,255,.55); margin-bottom: 2.4rem; }

.coord-list { display: flex; flex-direction: column; gap: 1rem; }
.coord-item {
  display: flex;
  align-items: center;
  gap: .9rem;
  font-size: .9rem;
  color: rgba(255,255,255,.65);
  line-height: 1.5;
}
.coord-item svg { flex-shrink: 0; opacity: .5; }
.coord-item a { color: rgba(255,255,255,.8); transition: color var(--t-fast) var(--ease); }
.coord-item a:hover { color: var(--bg-white); }

.contact-cta-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: var(--r-xl);
  padding: 3rem 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  backdrop-filter: blur(4px);
  transition: border-color var(--t-base) var(--ease);
}
.contact-cta-card:hover { border-color: rgba(255,255,255,.16); }

.contact-cta-card h3 {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--bg-white);
  line-height: 1.22;
  letter-spacing: -.025em;
}
.contact-cta-card p {
  font-size: .9rem;
  color: rgba(255,255,255,.55);
  line-height: 1.82;
}

.btn-mail {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  background: var(--bg-white);
  color: var(--navy-deep);
  font-size: .92rem;
  font-weight: 700;
  padding: .95rem 2rem;
  border-radius: var(--r-sm);
  align-self: flex-start;
  box-shadow: 0 4px 16px rgba(0,0,0,.20), 0 1px 4px rgba(0,0,0,.12);
  transition: all var(--t-base) var(--ease);
}
.btn-mail:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(0,0,0,.28), 0 2px 6px rgba(0,0,0,.14);
}
.btn-mail svg { transition: transform var(--t-fast) var(--ease); }
.btn-mail:hover svg { transform: translateX(2px); }

.footer-bar {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.2rem;
  padding: 2.2rem 0 2.8rem;
}
.footer-bar img {
  height: 46px;
  opacity: .4;
  filter: brightness(0) invert(1);
  transition: opacity var(--t-fast) var(--ease);
}
.footer-bar img:hover { opacity: .7; }
.footer-copy { font-size: .78rem; color: rgba(255,255,255,.25); }
.footer-links { display: flex; gap: 1.8rem; }
.footer-links a { font-size: .78rem; color: rgba(255,255,255,.30); transition: color var(--t-fast) var(--ease); }
.footer-links a:hover { color: rgba(255,255,255,.75); }

/* ─── 9. ANIMATIONS ──────────────────────────────────────────  */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Scroll reveal — état initial (invisible, décalé vers le bas) */
.reveal {
  opacity: 0;
  transform: translateY(30px);          /* décalage demandé */
  /* Durée 0.72s — entre 0.6 et 0.8s comme spécifié.
     will-change prépare le GPU avant l'animation.            */
  transition: opacity  .72s var(--ease-out),
              transform .72s var(--ease-out);
  will-change: opacity, transform;
}

/* ── État final : visible et en place ───────────────────────── */
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}
/* Alias legacy conservé pour compatibilité */
.reveal.in { opacity: 1; transform: translateY(0); }

/* ─── 10. RESPONSIVE — Tablette ≤ 960px ─────────────────────  */
@media (max-width: 960px) {
  :root { --pad-section: clamp(5rem, 8vw, 7rem); }

  .hero-grid        { grid-template-columns: 1fr; gap: 3rem; }
  .hero-img-wrap    { order: -1; max-width: 520px; margin-inline: auto; }
  .hero-img-wrap::before { inset: -8px -8px 8px 8px; }
  .hero-h1          { font-size: clamp(2rem, 5vw, 2.8rem); }
  .hero-sub         { max-width: 100%; }

  .cards-grid       { grid-template-columns: repeat(2, 1fr); gap: 1.4rem; }

  .apropos-grid     { grid-template-columns: 1fr; gap: 3rem; }
  .apropos-photo-col {
    flex-direction: row;
    align-items: flex-end;
    max-width: 480px;
    gap: 1.2rem;
  }
  .apropos-photo-col::before { display: none; }
  .apropos-photo-col img { width: 190px; aspect-ratio: 1/1; border-radius: 50%; flex-shrink: 0; }
  .apropos-stat { width: auto; flex: 1; }

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

/* ─── 11. RESPONSIVE — Mobile ≤ 600px ───────────────────────  */
@media (max-width: 600px) {
  :root { --pad-section: clamp(4rem, 7vw, 5.5rem); }

  .burger { display: flex; }
  .nav    { display: none; }
  .nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 76px; left: 0; right: 0;
    background: rgba(248,250,252,.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    padding: 1.4rem 1.5rem 1.8rem;
    gap: 0;
    align-items: stretch;
    box-shadow: var(--shadow-xl);
    z-index: 299;
  }
  .nav.open a {
    padding: .85rem 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--border-light);
  }
  .nav.open a:last-child { border-bottom: none; }
  .nav-btn { margin-top: .9rem; text-align: center; }

  .cards-grid         { grid-template-columns: 1fr; }
  .card               { padding: 2rem 1.6rem 2.2rem; border-radius: 16px; }
  .hero-actions       { flex-direction: column; align-items: stretch; }
  .btn-cta, .btn-ghost { justify-content: center; }
  .hero-trust         { gap: 1.2rem; }
  .apropos-values     { grid-template-columns: 1fr; }
  .apropos-photo-col  { flex-direction: column; align-items: stretch; }
  .apropos-photo-col img { width: 100%; aspect-ratio: 4/3; border-radius: var(--r-xl); }
  .apropos-stat       { width: 100%; }
  .contact-cta-card   { padding: 2rem 1.5rem; border-radius: var(--r-lg); }
  .btn-mail           { align-self: stretch; justify-content: center; }
  .footer-bar         { flex-direction: column; text-align: center; }
  .footer-links       { justify-content: center; }
}