/* ============================================
   HORIZON QUANTIQUE — v4 Design Premium
   Palette : Bleu royal #1a3568 + Bordeaux #8b1a3f
   ============================================ */

:root {
  /* === Couleurs principales === */
  --brand:       #1a3568;
  --brand-dark:  #122548;
  --brand-deep:  #0d1a30;
  --brand-mid:   #1e3f7a;
  --brand-light: #3a6bb5;
  --brand-glow:  rgba(26,53,104,0.15);

  --bordeaux:       #8b1a3f;
  --bordeaux-dark:  #6e142f;
  --bordeaux-light: #c0305a;
  --bordeaux-glow:  rgba(139,26,63,0.20);

  --gold:       #c8a86e;
  --gold-light: #e8d5a8;
  --gold-glow:  rgba(200,168,110,0.15);

  --white:     #ffffff;
  --cream:     #f8f6f2;
  --gray-50:   #f9fafb;
  --gray-100:  #eef0f5;
  --gray-200:  #dde0ea;
  --gray-300:  #c4c8d8;
  --gray-400:  #9ea4b8;
  --gray-500:  #717894;
  --gray-600:  #555b72;
  --gray-700:  #3d4357;
  --gray-800:  #282d3a;
  --ink:       #1a2a4a;
  --ink-soft:  #4a5270;
  --ink-light: #6a7290;

  --line:      rgba(26,53,104,0.08);
  --line-dark: rgba(255,255,255,0.12);

  --font-display: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-body:    'Manrope', system-ui, -apple-system, sans-serif;
  --container:    1280px;
  --section-pad:  clamp(60px, 10vw, 140px);
  --ease:         cubic-bezier(0.22, 1, 0.36, 1);
  --ease-bounce:  cubic-bezier(0.34, 1.56, 0.64, 1);
  --radius:       8px;
  --radius-sm:    4px;
  --radius-lg:    16px;
  --shadow-sm:    0 2px 8px rgba(13,26,48,0.06);
  --shadow-md:    0 8px 32px rgba(13,26,48,0.10);
  --shadow-lg:    0 16px 64px rgba(13,26,48,0.14);
  --shadow-xl:    0 24px 80px rgba(13,26,48,0.20);
}

/* ============ RESET ============ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

a:focus-visible, button:focus-visible, input:focus-visible,
textarea:focus-visible, summary:focus-visible {
  outline: 2px solid var(--bordeaux);
  outline-offset: 3px;
  border-radius: 2px;
}

::selection {
  background: var(--bordeaux);
  color: var(--white);
}

.section-inner, .nav-inner, .footer-inner, .header-top-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: clamp(20px, 5vw, 72px);
  padding-right: clamp(20px, 5vw, 72px);
}

/* ============ PRELOADER ============ */
.preloader {
  position: fixed; inset: 0;
  background: var(--brand-deep);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
  transition: opacity 0.8s var(--ease), visibility 0.8s var(--ease);
}
.preloader.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.preloader-mark {
  position: relative;
  width: 72px; height: 72px;
}
.hq-glyph { width: 100%; height: 100%; }
.hq-ring {
  fill: none; stroke: var(--bordeaux-light); stroke-width: 1.5;
  stroke-dasharray: 264; stroke-dashoffset: 264;
  animation: ring-draw 1.2s var(--ease) forwards;
}
.hq-needle {
  stroke: var(--bordeaux-light); stroke-width: 2.5; stroke-linecap: round;
  transform-origin: 50px 50px;
  animation: needle-spin 1.6s linear infinite;
}
.preloader-text {
  position: absolute; bottom: -36px; left: 50%;
  transform: translateX(-50%);
  font-size: 0.65rem; letter-spacing: 0.3em;
  color: rgba(255,255,255,0.25);
  text-transform: uppercase;
  font-weight: 500;
}

@keyframes ring-draw { to { stroke-dashoffset: 0; } }
@keyframes needle-spin { to { transform: rotate(360deg); } }

/* ============ LOGO images ============ */
.header-logo-img {
  width: 64px; height: 64px;
  object-fit: contain; flex-shrink: 0;
  border-radius: 50%;
  box-shadow: 0 2px 12px rgba(26,53,104,0.10);
}
.nav-logo-img {
  width: 40px; height: 40px;
  object-fit: contain; flex-shrink: 0;
  border-radius: 50%;
}
.footer-logo-img {
  width: 52px; height: 52px;
  object-fit: contain; flex-shrink: 0;
  border-radius: 50%;
  background: rgba(255,255,255,0.95);
  padding: 4px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.15);
}

/* ============ HEADER TOP BAR ============ */
.header-top {
  background: var(--white);
  border-top: 3px solid var(--bordeaux);
  border-bottom: 1px solid var(--gray-100);
  position: relative; z-index: 101;
  backdrop-filter: blur(10px);
}
.header-top-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  align-items: stretch;
  min-height: 76px;
}
.header-top-col {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 20px;
  transition: background 0.2s;
}
.header-top-col:hover { background: var(--gray-50); }
.header-top-col + .header-top-col { border-left: 1px solid var(--gray-100); }

.header-brand {
  display: flex; align-items: center; gap: 14px;
  transition: transform 0.2s var(--ease);
}
.header-brand:hover { transform: scale(1.01); }
.header-brand-text {
  font-family: var(--font-display);
  font-size: 1.28rem; font-weight: 600;
  color: var(--brand); line-height: 1.1;
}
.header-brand-sub {
  display: block; font-size: 0.68rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--bordeaux);
  font-family: var(--font-body); font-weight: 700; margin-top: 2px;
}

.header-contact-icon {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--bordeaux);
  background: var(--bordeaux-glow); border-radius: 50%;
  transition: background 0.2s, transform 0.2s;
}
.header-top-col:hover .header-contact-icon {
  background: var(--bordeaux);
  color: var(--white);
  transform: scale(1.05);
}
.header-contact-icon svg { width: 18px; height: 18px; }

.header-contact-label {
  font-size: 0.65rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--gray-500);
  font-weight: 700; margin-bottom: 2px; display: block;
}
.header-contact-value {
  font-size: 0.95rem; font-weight: 700; color: var(--brand); display: block;
}
.header-tagline-col { justify-content: flex-end; }
.header-tagline {
  font-family: var(--font-display); font-size: 0.95rem;
  font-style: italic; color: var(--ink-soft);
  text-align: right; line-height: 1.4;
}
.header-tagline strong { color: var(--bordeaux); font-weight: 600; }

/* ============ NAVIGATION ============ */
.nav {
  position: sticky; top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--gray-100);
  box-shadow: 0 2px 20px rgba(26,53,104,0.06);
  transition: box-shadow 0.3s;
}
.nav.scrolled { box-shadow: 0 4px 32px rgba(26,53,104,0.10); }

.nav-inner {
  display: flex; align-items: center;
  justify-content: space-between;
  min-height: 60px;
  gap: 12px;
}
.nav-brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-size: 1.05rem; font-weight: 600; color: var(--brand);
  flex-shrink: 0;
  transition: transform 0.2s var(--ease);
}
.nav-brand:hover { transform: scale(1.02); }
.nav-brand-text { display: none; }

.nav-links {
  display: flex; align-items: stretch; gap: 0;
  height: 60px; flex: 1; margin-left: 8px;
}
.nav-links a {
  display: flex; align-items: center;
  padding: 0 16px;
  font-size: 0.80rem; font-weight: 600;
  color: var(--gray-700);
  border-bottom: 2px solid transparent;
  transition: color 0.25s, border-color 0.25s, background 0.25s;
  white-space: nowrap; margin-bottom: -1px;
  letter-spacing: 0.02em;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute; bottom: -2px; left: 50%;
  width: 0; height: 2px;
  background: var(--bordeaux);
  transition: width 0.3s var(--ease), left 0.3s var(--ease);
}
.nav-links a:hover { color: var(--bordeaux); }
.nav-links a:hover::after { width: 70%; left: 15%; }

.nav-links a.nav-cta {
  margin-left: auto;
  background: var(--bordeaux); color: var(--white) !important;
  padding: 0 28px; border-bottom: none; margin-bottom: 0;
  font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; font-size: 0.75rem;
  gap: 8px; flex-shrink: 0;
  border-radius: var(--radius-sm);
  transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
}
.nav-links a.nav-cta::after { display: none; }
.nav-links a.nav-cta:hover {
  background: var(--bordeaux-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(139,26,63,0.30);
}
.nav-links a.nav-cta::before { content: '→'; margin-right: 4px; }

.lang-switcher {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.70rem; font-weight: 700;
  color: var(--gray-600); cursor: pointer;
  transition: all 0.25s;
  margin-left: 8px; flex-shrink: 0;
  letter-spacing: 0.04em;
}
.lang-switcher:hover {
  border-color: var(--bordeaux);
  color: var(--bordeaux);
  background: rgba(139,26,63,0.06);
  transform: scale(1.02);
}

.nav-toggle {
  display: none; flex-direction: column; justify-content: center;
  gap: 5px; width: 38px; height: 38px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm); cursor: pointer;
  padding: 8px; flex-shrink: 0;
  transition: border-color 0.25s;
}
.nav-toggle:hover { border-color: var(--bordeaux); }
.nav-toggle span {
  display: block; width: 100%; height: 2px;
  background: var(--brand);
  border-radius: 2px;
  transition: transform 0.35s var(--ease), opacity 0.35s var(--ease);
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============ HERO ============ */
.hero {
  position: relative;
  min-height: 95vh;
  display: flex; align-items: center;
  background: url('../assets/img/hero-bg.jpg') center center / cover no-repeat;
  border-bottom: 3px solid var(--bordeaux);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(
    105deg,
    rgba(10,18,32,0.85) 0%,
    rgba(13,26,48,0.70) 50%,
    rgba(13,26,48,0.20) 100%
  );
  z-index: 1;
}
.hero::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(139,26,63,0.10) 0%, transparent 70%);
  z-index: 1;
  pointer-events: none;
}

.hero-bg { display: none; }

.hero-inner {
  position: relative; z-index: 2;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 72px);
  padding-top: clamp(80px, 12vw, 160px);
  padding-bottom: clamp(80px, 12vw, 160px);
}
.hero-content { max-width: 680px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 6px 16px 6px 8px;
  border-radius: 100px;
  margin-bottom: 28px;
}
.hero-badge-dot {
  width: 8px; height: 8px;
  background: var(--bordeaux-light);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.6); }
}
.hero-badge span {
  font-size: 0.68rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: rgba(255,255,255,0.60);
  font-weight: 600;
}

.hero-eyebrow {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.20em;
  text-transform: uppercase; color: rgba(255,255,255,0.55);
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 20px;
}
.hero-eyebrow::before {
  content: ''; display: block;
  width: 40px; height: 2px; background: var(--bordeaux-light);
  flex-shrink: 0;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6.5vw, 5rem);
  font-weight: 600; line-height: 1.06;
  color: var(--white); margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.hero-title .highlight {
  background: linear-gradient(135deg, var(--bordeaux-light), var(--gold-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: clamp(0.95rem, 1.3vw, 1.12rem);
  color: rgba(255,255,255,0.75);
  line-height: 1.75; max-width: 52ch;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex; flex-wrap: wrap; gap: 16px;
  align-items: center;
}

.hero-coords {
  position: absolute; bottom: 32px; right: clamp(20px, 5vw, 72px);
  display: flex; align-items: center; gap: 10px;
  font-size: 0.70rem; color: rgba(255,255,255,0.30);
  letter-spacing: 0.12em; text-transform: uppercase;
  z-index: 2;
  font-weight: 500;
}
.hero-coords-sep { color: rgba(255,255,255,0.15); }

.hero-scroll {
  position: absolute; left: clamp(20px, 5vw, 72px); bottom: 32px;
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  font-size: 0.64rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: rgba(255,255,255,0.30); z-index: 2;
  font-weight: 500;
}
.hero-scroll-line {
  width: 1px; height: 44px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.30), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}
@keyframes scroll-line {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 10px;
  padding: 14px 34px; border-radius: var(--radius);
  font-size: 0.82rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  transition: all 0.3s var(--ease);
  border: 2px solid transparent; cursor: pointer;
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--bordeaux); color: var(--white); border-color: var(--bordeaux);
}
.btn-primary::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.10), transparent);
  opacity: 0; transition: opacity 0.4s;
}
.btn-primary:hover::before { opacity: 1; }
.btn-primary:hover {
  background: var(--bordeaux-dark); border-color: var(--bordeaux-dark);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(139,26,63,0.30);
}

.btn-ghost {
  background: transparent; border-color: rgba(255,255,255,0.30); color: var(--white);
}
.btn-ghost:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.06);
  transform: translateY(-3px);
}
.section-contact .btn-ghost {
  border-color: var(--gray-300); color: var(--ink);
}
.section-contact .btn-ghost:hover {
  border-color: var(--bordeaux); color: var(--bordeaux);
  background: rgba(139,26,63,0.04);
}

/* ============ SECTION SHARED ============ */
.section { padding: var(--section-pad) 0; position: relative; }

.section-head {
  display: flex; gap: clamp(20px, 5vw, 50px);
  align-items: flex-start;
  margin-bottom: clamp(40px, 7vw, 80px);
}
.section-num {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5.5vw, 4.2rem);
  font-weight: 500; color: var(--bordeaux);
  line-height: 1; opacity: 0.18; flex-shrink: 0;
  transition: opacity 0.3s;
}
.section:hover .section-num { opacity: 0.30; }

.section-eyebrow {
  font-size: 0.72rem; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--bordeaux);
  margin-bottom: 10px; font-weight: 700;
  display: flex; align-items: center; gap: 12px;
}
.section-eyebrow::before {
  content: ''; width: 24px; height: 2px;
  background: currentColor; flex-shrink: 0;
}
.section-title {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  line-height: 1.15; letter-spacing: -0.02em;
  max-width: 24ch; color: var(--brand);
}
.section-title .highlight { color: var(--bordeaux); }

.lead {
  font-size: clamp(1rem, 1.4vw, 1.18rem);
  line-height: 1.8; color: var(--ink-soft);
}

/* ============ CONTEXTE ============ */
.section-contexte { background: var(--white); position: relative; }
.section-contexte::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--bordeaux), var(--brand), var(--bordeaux));
  opacity: 0.15;
}

.contexte-grid {
  display: grid; grid-template-columns: 1.1fr 1fr;
  gap: clamp(40px, 7vw, 100px);
  align-items: start;
}
.contexte-text p + p { margin-top: 20px; color: var(--ink-soft); }

.contexte-vectors {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1px; background: var(--gray-100);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-md);
}
.vector-card {
  background: var(--white); padding: clamp(20px, 2.8vw, 32px);
  transition: background 0.3s, transform 0.2s;
}
.vector-card:hover {
  background: var(--gray-50);
  transform: translateY(-2px);
}
.vector-icon {
  display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  background: var(--bordeaux-glow); border-radius: 10px;
  color: var(--bordeaux); margin-bottom: 14px; flex-shrink: 0;
  transition: background 0.3s, color 0.3s, transform 0.3s;
}
.vector-card:hover .vector-icon {
  background: var(--bordeaux);
  color: var(--white);
  transform: scale(1.05);
}
.vector-icon svg { width: 22px; height: 22px; }
.vector-card h3 {
  font-family: var(--font-display); font-size: 1.1rem;
  font-weight: 600; margin-bottom: 7px; color: var(--brand);
}
.vector-card p { font-size: 0.87rem; color: var(--ink-soft); line-height: 1.65; }

/* ============ ADN AFRIQUE ============ */
.section-adn {
  background: linear-gradient(155deg, #0f1e3a 0%, var(--brand) 55%, #0d1a30 100%);
  color: var(--white); border-top: 3px solid var(--bordeaux);
  position: relative;
  overflow: hidden;
}
.section-adn::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 20% 80%, rgba(139,26,63,0.10), transparent 60%);
  pointer-events: none;
}
.section-adn .section-eyebrow { color: rgba(255,255,255,0.60); }
.section-adn .section-eyebrow::before { background: var(--bordeaux-light); }
.section-adn .section-title { color: var(--white); }
.section-adn .section-num { color: var(--bordeaux-light); opacity: 0.30; }

.adn-intro {
  font-size: clamp(0.97rem, 1.35vw, 1.15rem);
  color: rgba(255,255,255,0.80); max-width: 68ch;
  margin-bottom: clamp(44px, 6vw, 76px);
  line-height: 1.8;
}

.adn-maps {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: clamp(14px, 2vw, 24px);
}
.adn-map {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 28px 22px 24px;
  transition: all 0.4s var(--ease);
  backdrop-filter: blur(4px);
}
.adn-map:hover {
  border-color: var(--bordeaux-light);
  transform: translateY(-6px);
  background: rgba(255,255,255,0.08);
  box-shadow: 0 12px 40px rgba(0,0,0,0.20);
}
.adn-map-visual { width: 100%; aspect-ratio: 1; margin-bottom: 16px; }
.adn-svg { width: 100%; height: 100%; }
.adn-shape { fill: rgba(139,26,63,0.10); stroke: var(--bordeaux-light); stroke-width: 1.2; opacity: 0.60; }
.adn-point { fill: var(--bordeaux-light); }
.adn-link, .adn-route { stroke: var(--bordeaux-light); stroke-width: 1.4; fill: none; opacity: 0.60; }
.adn-route { stroke-dasharray: 4 4; }
.adn-zone { fill: rgba(139,26,63,0.15); stroke: var(--bordeaux-light); stroke-width: 1.2; }
.adn-map h3 {
  font-family: var(--font-display); font-size: 1.08rem;
  font-weight: 600; margin-bottom: 8px; color: var(--white);
}
.adn-map p { font-size: 0.85rem; color: rgba(255,255,255,0.68); line-height: 1.6; }

/* ============ IDENTITÉ ============ */
.section-identite { background: var(--cream); position: relative; }
.section-identite::before {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 200px;
  background: linear-gradient(to top, var(--white), transparent);
  pointer-events: none;
}

.identite-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(40px, 7vw, 80px);
  align-items: stretch;
}

.identite-img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  min-height: 480px;
}
.identite-img-wrap::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(13,26,48,0.10));
}
.identite-img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center top;
  display: block;
  transition: transform 0.8s var(--ease);
}
.identite-img-wrap:hover .identite-img { transform: scale(1.04); }

.identite-content {
  display: flex; flex-direction: column;
  justify-content: center; gap: 28px;
}
.identite-quote {
  border-left: 3px solid var(--bordeaux);
  background: var(--white); padding: 32px 36px 32px 36px;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.3s;
}
.identite-quote:hover { box-shadow: var(--shadow-md); }
.identite-quote p {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.8vw, 1.5rem);
  font-style: italic; line-height: 1.6; color: var(--brand);
}
.identite-quote p::before {
  content: '«';
  color: var(--bordeaux);
  opacity: 0.30;
}
.identite-quote p::after {
  content: '»';
  color: var(--bordeaux);
  opacity: 0.30;
}

.identite-text p { font-size: 0.95rem; color: var(--ink-soft); line-height: 1.8; }
.identite-text p + p { margin-top: 16px; }

.identite-axes {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 8px 12px; margin-top: 8px;
}
.identite-axe {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--bordeaux);
  padding: 8px 18px; border: 1px solid var(--bordeaux);
  border-radius: 100px;
  transition: all 0.3s var(--ease);
}
.identite-axe:hover {
  background: var(--bordeaux);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(139,26,63,0.25);
}
.identite-sep { color: var(--gray-300); font-size: 1.2rem; font-weight: 300; }

/* ============ MÉTHODE MASIC ============ */
.section-methode { background: var(--white); position: relative; }
.section-methode::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--gold), var(--bordeaux-light), var(--gold));
  opacity: 0.20;
}

.methode-intro {
  font-size: clamp(0.97rem, 1.35vw, 1.15rem);
  color: var(--ink-soft); max-width: 68ch;
  margin-bottom: clamp(40px, 6vw, 76px);
  line-height: 1.8;
}

.masic-axes {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 1px; background: var(--gray-100);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg); overflow: hidden;
  margin-bottom: clamp(40px, 6vw, 76px);
  box-shadow: var(--shadow-md);
}
.masic-axis {
  background: var(--white); padding: 28px 14px;
  text-align: center; transition: all 0.3s var(--ease);
  border-top: 3px solid transparent;
}
.masic-axis:hover {
  background: var(--gray-50);
  border-top-color: var(--bordeaux);
  transform: translateY(-2px);
}
.masic-letter {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--bordeaux);
  color: var(--white);
  font-family: var(--font-display); font-size: 1rem; font-weight: 600;
  margin-bottom: 14px;
  transition: transform 0.3s var(--ease-bounce);
}
.masic-axis:hover .masic-letter { transform: scale(1.08); }
.masic-axis h3 {
  font-family: var(--font-display); font-size: 0.97rem;
  font-weight: 600; margin-bottom: 7px; color: var(--brand);
}
.masic-axis p { font-size: 0.77rem; color: var(--ink-soft); line-height: 1.55; }

.masic-levels {
  display: flex; align-items: stretch;
  gap: clamp(12px, 2.5vw, 24px);
}
.masic-level {
  flex: 1;
  background: linear-gradient(140deg, var(--brand-mid) 0%, var(--brand) 100%);
  color: var(--white);
  padding: clamp(24px, 3vw, 40px);
  border-radius: var(--radius-lg);
  border-top: 3px solid var(--bordeaux);
  box-shadow: var(--shadow-lg);
  transition: transform 0.3s var(--ease), box-shadow 0.3s;
}
.masic-level:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}
.masic-level-num {
  display: inline-block; font-size: 0.68rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: rgba(255,255,255,0.50);
  margin-bottom: 12px; font-weight: 700;
}
.masic-level h4 {
  font-family: var(--font-display); font-size: 1.3rem;
  font-weight: 600; margin-bottom: 10px; color: var(--white);
}
.masic-level-question {
  font-style: italic; color: rgba(255,255,255,0.80);
  font-size: 0.92rem; margin-bottom: 10px;
}
.masic-level > p:last-child {
  font-size: 0.84rem; color: rgba(255,255,255,0.55);
}
.masic-level-arrow {
  display: flex; align-items: center;
  font-size: 1.8rem; color: var(--bordeaux-light);
  opacity: 0.50;
}

/* ============ OFFRES ============ */
.section-offres {
  background: linear-gradient(165deg, var(--brand-deep) 0%, #0f1e3a 100%);
  color: var(--white); border-top: 3px solid var(--bordeaux);
  position: relative;
  overflow: hidden;
}
.section-offres::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 30%, rgba(139,26,63,0.06), transparent 60%);
  pointer-events: none;
}
.section-offres .section-eyebrow { color: rgba(255,255,255,0.55); }
.section-offres .section-eyebrow::before { background: var(--bordeaux-light); }
.section-offres .section-title { color: var(--white); }
.section-offres .section-num { color: var(--bordeaux-light); opacity: 0.25; }

/* -------- Grille des pôles -------- */
.poles-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* -------- Carte pôle -------- */
.pole-card {
  background: linear-gradient(155deg, rgba(22,38,70,0.92) 0%, rgba(10,19,40,0.97) 100%);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 3.5vw, 44px);
  position: relative;
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease), border-color 0.4s var(--ease);
  box-shadow: 0 4px 24px rgba(0,0,0,0.22);
}

/* Barre d'accent supérieure animée */
.pole-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--bordeaux), var(--bordeaux-light));
  transform: scaleX(0.32); transform-origin: left center;
  transition: transform 0.45s var(--ease);
  border-radius: 0 2px 0 0;
}

/* Halo d'angle au survol */
.pole-card::after {
  content: '';
  position: absolute; top: -30px; right: -30px;
  width: 140px; height: 140px;
  background: radial-gradient(circle, rgba(139,26,63,0.08), transparent 70%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.45s var(--ease);
}

.pole-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 56px rgba(0,0,0,0.32), 0 0 0 1px rgba(139,26,63,0.18);
  border-color: rgba(139,26,63,0.18);
}
.pole-card:hover::before { transform: scaleX(1); }
.pole-card:hover::after  { opacity: 1; }

/* -------- En-tête carte -------- */
.pole-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 22px; gap: 10px;
}

/* Icône */
.pole-icon-wrap {
  width: 46px; height: 46px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(139,26,63,0.14);
  border: 1px solid rgba(192,48,90,0.24);
  border-radius: 12px;
  color: var(--bordeaux-light);
  transition: background 0.35s, transform 0.35s var(--ease-bounce);
}
.pole-icon-wrap svg { width: 22px; height: 22px; }
.pole-card:hover .pole-icon-wrap {
  background: rgba(139,26,63,0.26);
  transform: scale(1.1);
}

/* Numéro filigrane */
.pole-num {
  font-family: var(--font-display);
  font-size: clamp(5rem, 7vw, 7rem);
  font-weight: 600; line-height: 1;
  color: rgba(255,255,255,0.028);
  position: absolute; bottom: -8px; right: 18px;
  pointer-events: none; user-select: none;
  letter-spacing: -0.02em;
  transition: color 0.4s var(--ease);
}
.pole-card:hover .pole-num { color: rgba(139,26,63,0.06); }

.pole-tag {
  font-size: 0.60rem; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--bordeaux-light); font-weight: 700;
  padding: 4px 11px;
  border: 1px solid rgba(192,48,90,0.22);
  border-radius: 100px;
  background: rgba(139,26,63,0.10);
  white-space: nowrap;
}

.pole-card h3 {
  font-family: var(--font-display); font-size: clamp(1.15rem, 1.8vw, 1.32rem);
  font-weight: 600; margin-bottom: 12px; line-height: 1.25;
  color: var(--white);
}
.pole-card > p {
  font-size: 0.875rem; color: rgba(255,255,255,0.64);
  line-height: 1.75; flex-grow: 1;
}

.pole-meta {
  margin-top: 20px; padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.07);
  display: flex; flex-direction: column; gap: 4px;
}
.pole-resp { font-size: 0.80rem; color: rgba(255,255,255,0.48); }
.pole-clients-label {
  font-size: 0.62rem; text-transform: uppercase; letter-spacing: 0.13em;
  color: rgba(255,255,255,0.35); margin-top: 8px; font-weight: 700;
}
.pole-clients-val { font-size: 0.82rem; color: rgba(255,255,255,0.60); }

/* -------- Livrables accordion -------- */
.pole-livrables { margin-top: 14px; }
.pole-livrables summary {
  font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--bordeaux-light); cursor: pointer; font-weight: 700;
  padding: 10px 0;
  border-top: 1px solid rgba(255,255,255,0.07);
  list-style: none;
  display: flex; align-items: center;
  transition: color 0.2s;
}
.pole-livrables summary::after {
  content: '↓';
  margin-left: auto; font-size: 0.75rem;
  display: inline-block;
  transition: transform 0.30s var(--ease);
}
.pole-livrables[open] summary::after { transform: rotate(180deg); }
.pole-livrables summary:hover { color: var(--gold-light); }
.pole-livrables summary::-webkit-details-marker { display: none; }
.pole-livrables ul { margin-top: 10px; padding: 0; }
.pole-livrables li {
  font-size: 0.82rem; color: rgba(255,255,255,0.60);
  margin-bottom: 7px; line-height: 1.55;
  list-style: none; position: relative; padding-left: 18px;
}
.pole-livrables li::before {
  content: '—';
  position: absolute; left: 0;
  color: var(--bordeaux-light); opacity: 0.45;
}

/* ============ EXPERTISE ============ */
.section-expertise { background: var(--cream); }

.expertise-list {
  border-top: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.expertise-row {
  display: grid; grid-template-columns: 70px 1fr 2fr;
  gap: clamp(20px, 5vw, 60px);
  align-items: center;
  padding: clamp(20px, 3vw, 36px) 0;
  border-bottom: 1px solid var(--gray-200);
  transition: all 0.3s var(--ease);
  background: var(--white);
  padding-left: 20px;
  padding-right: 20px;
}
.expertise-row:first-child { border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
.expertise-row:last-child { border-radius: 0 0 var(--radius-lg) var(--radius-lg); border-bottom: none; }
.expertise-row:hover {
  background: var(--gray-50);
  padding-left: 28px;
  box-shadow: var(--shadow-sm);
}
.expertise-index {
  font-family: var(--font-display); font-size: 1.1rem;
  color: var(--bordeaux); font-weight: 600;
}
.expertise-row h3 {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.4vw, 1.9rem);
  font-weight: 500; color: var(--brand);
}
.expertise-row p {
  color: var(--ink-soft); font-size: 0.92rem; line-height: 1.65;
}

/* ============ CLIENTS ============ */
.section-clients { background: var(--white); position: relative; }
.section-clients::before {
  content: '';
  position: absolute; top: 0; left: 50%;
  transform: translateX(-50%); width: 80px; height: 3px;
  background: linear-gradient(90deg, transparent, var(--bordeaux), transparent);
}

.clients-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2.5vw, 30px);
}
.client-card {
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3.5vw, 42px);
  position: relative;
  transition: all 0.4s var(--ease);
  background: var(--white);
}
.client-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--bordeaux);
}
.client-card::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--bordeaux), var(--gold));
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.5s var(--ease);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.client-card:hover::before { transform: scaleX(1); }

.client-card h3 {
  font-family: var(--font-display); font-size: 1.35rem;
  font-weight: 600; margin-bottom: 10px; color: var(--brand);
}
.client-card p { font-size: 0.89rem; color: var(--ink-soft); margin-bottom: 16px; line-height: 1.65; }

.client-list { list-style: none; }
.client-list li {
  font-size: 0.86rem; color: var(--ink-soft);
  padding: 7px 0; border-bottom: 1px solid var(--gray-50);
  display: flex; align-items: flex-start; gap: 10px;
}
.client-list li::before {
  content: '▸';
  color: var(--bordeaux);
  font-weight: 700; flex-shrink: 0;
}

/* ============ DIFFÉRENCIATION ============ */
.section-diff {
  background: linear-gradient(150deg, #0f1e3a 0%, var(--brand-deep) 100%);
  color: var(--white); border-top: 3px solid rgba(139,26,63,0.30);
  position: relative;
  overflow: hidden;
}
.section-diff::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 70%, rgba(139,26,63,0.06), transparent 60%);
  pointer-events: none;
}
.section-diff .section-eyebrow { color: rgba(255,255,255,0.50); }
.section-diff .section-eyebrow::before { background: var(--bordeaux-light); }
.section-diff .section-title { color: var(--white); }

.diff-content { max-width: 1100px; }
.diff-content .section-title { max-width: none; margin-bottom: 44px; }

.diff-points {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2.5vw, 28px);
}
.diff-point {
  padding: 28px 24px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  transition: all 0.4s var(--ease);
}
.diff-point:hover {
  border-color: var(--bordeaux-light);
  background: rgba(255,255,255,0.06);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
}
.diff-point h3 {
  font-family: var(--font-display); font-size: 1.15rem;
  font-weight: 600; margin-bottom: 11px; color: var(--bordeaux-light);
}
.diff-point p { font-size: 0.89rem; color: rgba(255,255,255,0.70); line-height: 1.68; }

/* ============ CONTACT ============ */
.section-contact { background: var(--cream); position: relative; }
.section-contact::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--bordeaux), var(--gold), var(--bordeaux));
  opacity: 0.15;
}

.contact-grid {
  display: grid; grid-template-columns: 1fr 1.2fr;
  gap: clamp(40px, 7vw, 100px);
}
.contact-lead {
  margin-top: 14px; color: var(--ink-soft);
  font-size: 1rem; max-width: 40ch; line-height: 1.75;
}

.contact-details { margin-top: 36px; }
.contact-item {
  display: flex; flex-direction: column; gap: 3px;
  padding: 14px 0; border-bottom: 1px solid var(--gray-200);
  transition: padding-left 0.2s;
}
.contact-item:hover { padding-left: 8px; }
.contact-label {
  font-size: 0.66rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--bordeaux);
  font-weight: 700;
}
.contact-item span:last-child {
  font-weight: 600;
  color: var(--brand);
}

.contact-form {
  background: linear-gradient(140deg, var(--brand-mid) 0%, var(--brand) 100%);
  color: var(--white); border-radius: var(--radius-lg);
  padding: clamp(28px, 4vw, 50px);
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}
.contact-form::before {
  content: '';
  position: absolute; top: -50%; right: -50%;
  width: 100%; height: 100%;
  background: radial-gradient(ellipse, rgba(139,26,63,0.06), transparent 70%);
  pointer-events: none;
}
.form-row {
  margin-bottom: 20px;
  position: relative; z-index: 1;
}
.form-row label {
  display: block; font-size: 0.70rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: rgba(255,255,255,0.55);
  margin-bottom: 8px; font-weight: 700;
}
.form-row input, .form-row textarea {
  width: 100%; background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-family: var(--font-body); font-size: 0.97rem;
  padding: 12px 16px; resize: vertical;
  transition: all 0.3s;
}
.form-row input:focus, .form-row textarea:focus {
  outline: none; border-color: var(--bordeaux-light);
  background: rgba(255,255,255,0.10);
  box-shadow: 0 0 0 4px rgba(192,48,90,0.10);
}
.form-row input::placeholder, .form-row textarea::placeholder {
  color: rgba(255,255,255,0.25);
}

.form-submit {
  width: 100%; margin-top: 8px; border: none;
  cursor: pointer; position: relative; z-index: 1;
  background: var(--bordeaux);
  color: var(--white);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 16px;
  border-radius: var(--radius);
  transition: all 0.3s var(--ease);
}
.form-submit:hover {
  background: var(--bordeaux-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(139,26,63,0.30);
}
.form-status {
  margin-top: 16px; font-size: 0.84rem;
  color: rgba(255,255,255,0.60); min-height: 1.2em;
  position: relative; z-index: 1;
}
.form-status.is-error { color: #f09090; }

/* ============ FOOTER ============ */
.footer {
  background: var(--brand-deep);
  color: rgba(255,255,255,0.45);
  padding: 56px 0 36px;
  border-top: 3px solid var(--bordeaux);
  position: relative;
}
.footer::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 60px;
  background: linear-gradient(to bottom, rgba(139,26,63,0.04), transparent);
}
.footer-inner { text-align: center; position: relative; z-index: 1; }

.footer-brand {
  display: inline-flex; align-items: center; gap: 14px;
  font-family: var(--font-display); font-size: 1.15rem;
  color: var(--white); margin-bottom: 12px;
}
.footer-tagline {
  font-size: 0.86rem; color: rgba(255,255,255,0.40);
  margin-bottom: 28px;
  max-width: 50ch; margin-left: auto; margin-right: auto;
}
.footer-links {
  display: flex; justify-content: center; flex-wrap: wrap;
  gap: 8px 30px; margin-bottom: 28px;
}
.footer-links a {
  font-size: 0.78rem; color: rgba(255,255,255,0.40);
  transition: all 0.25s;
  letter-spacing: 0.02em;
}
.footer-links a:hover {
  color: var(--bordeaux-light);
  transform: translateY(-1px);
}
.footer-copy {
  font-size: 0.74rem; color: rgba(255,255,255,0.20);
}

/* ============ AOS ANIMATIONS ============ */
[data-aos] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
[data-aos].is-visible {
  opacity: 1;
  transform: none;
}
[data-aos][data-aos-delay="80"] { transition-delay: 80ms; }
[data-aos][data-aos-delay="100"] { transition-delay: 100ms; }
[data-aos][data-aos-delay="120"] { transition-delay: 120ms; }
[data-aos][data-aos-delay="150"] { transition-delay: 150ms; }

/* =============================================
   RESPONSIVE — Tablette large (≤ 1100px)
   ============================================= */
@media (max-width: 1100px) {
  .masic-axes { grid-template-columns: repeat(3, 1fr); }
  .poles-grid { grid-template-columns: repeat(2, 1fr); }
  .adn-maps { grid-template-columns: repeat(2, 1fr); }
  .header-top-inner { grid-template-columns: 1.4fr 1fr 1fr; }
  .header-top-col:last-child { display: none; }
  .diff-points { grid-template-columns: repeat(2, 1fr); }
}

/* =============================================
   RESPONSIVE — Tablette (≤ 900px)
   ============================================= */
@media (max-width: 900px) {
  :root { --section-pad: clamp(48px, 8vw, 80px); }

  .header-top-inner { grid-template-columns: 1fr 1fr; }
  .header-top-col:nth-child(3),
  .header-top-col:last-child { display: none; }

  .nav-links {
    display: none; flex-direction: column;
    position: absolute; top: 100%; left: 0; right: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(16px);
    border-bottom: 2px solid var(--gray-200);
    padding: 8px 0;
    box-shadow: var(--shadow-lg);
    z-index: 99; height: auto;
  }
  .nav-links.is-open { display: flex; }
  .nav-links a {
    padding: 14px 24px; border-bottom: none; height: auto;
    margin-bottom: 0; font-size: 0.88rem;
  }
  .nav-links a::after { display: none; }
  .nav-links a:hover { background: var(--gray-50); }
  .nav-links a.nav-cta {
    margin: 10px 16px; border-radius: var(--radius);
    justify-content: center; padding: 14px 20px;
  }
  .nav-links a.nav-cta::before { display: none; }
  .nav-toggle { display: flex; }
  .nav { position: relative; }

  .contexte-grid { grid-template-columns: 1fr; }
  .identite-grid { grid-template-columns: 1fr; }
  .identite-img-wrap { min-height: 320px; }
  .contact-grid { grid-template-columns: 1fr; }
  .clients-grid { grid-template-columns: repeat(2, 1fr); }
  .diff-points { grid-template-columns: repeat(2, 1fr); }
  .masic-axes { grid-template-columns: repeat(3, 1fr); }
  .masic-levels { flex-direction: column; }
  .masic-level-arrow { transform: rotate(90deg); }
  .expertise-row { grid-template-columns: 60px 1fr; }
  .expertise-row p { display: none; }
  .poles-grid { grid-template-columns: repeat(2, 1fr); }

  .header-logo-img { width: 50px; height: 50px; }
  .header-brand-text { font-size: 1.1rem; }

  .hero { min-height: 80vh; }
  .hero-content { max-width: 100%; }
  .hero-title { font-size: clamp(2.6rem, 6vw, 3.4rem); }
}

/* =============================================
   RESPONSIVE — Mobile large (≤ 640px)
   ============================================= */
@media (max-width: 640px) {
  :root { --section-pad: clamp(40px, 8vw, 64px); }

  .header-top { display: none; }

  .nav-inner { min-height: 54px; }
  .nav-brand { gap: 8px; }
  .nav-logo-img { width: 34px; height: 34px; }

  .hero { min-height: 90vh; justify-content: center; }
  .hero-inner { padding-top: clamp(40px, 10vw, 80px); padding-bottom: clamp(60px, 12vw, 100px); }
  .hero-title {
    font-size: clamp(2.2rem, 8vw, 2.8rem);
  }
  .hero-sub { font-size: 0.92rem; max-width: 100%; }
  .hero-actions { flex-direction: column; gap: 12px; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-badge { display: none; }
  .hero-eyebrow { font-size: 0.70rem; }

  .poles-grid { grid-template-columns: 1fr; }
  .clients-grid { grid-template-columns: 1fr; }
  .adn-maps { grid-template-columns: 1fr; }
  .diff-points { grid-template-columns: 1fr; }
  .contexte-vectors { grid-template-columns: 1fr; }
  .masic-axes { grid-template-columns: repeat(2, 1fr); }

  .section-head { flex-direction: column; gap: 6px; }
  .section-num { font-size: 1.6rem; opacity: 0.12; }
  .section-title { font-size: clamp(1.6rem, 6vw, 2.2rem); }

  .masic-levels { flex-direction: column; }
  .masic-level-arrow { display: none; }

  .expertise-row {
    grid-template-columns: 44px 1fr;
    gap: 14px; padding: 16px 14px;
  }
  .expertise-row h3 { font-size: clamp(1.2rem, 5vw, 1.5rem); }
  .expertise-row p { display: none; }

  .contact-form { padding: 24px 18px; }
  .form-row input, .form-row textarea { font-size: 16px; }

  .footer-brand { flex-direction: column; gap: 8px; }
  .footer-logo-img { width: 48px; height: 48px; }
  .footer-links { gap: 6px 18px; }
}

/* =============================================
   RESPONSIVE — Mobile petit (≤ 380px)
   ============================================= */
@media (max-width: 380px) {
  .masic-axes { grid-template-columns: 1fr; }
  .hero-title { font-size: clamp(1.8rem, 9vw, 2.2rem); }
  .btn { padding: 12px 22px; font-size: 0.78rem; }
  .nav-links a { font-size: 0.82rem; padding: 12px 18px; }
}