:root {
  --cyan: #00AEEF;
  --cyan-dark: #0090C8;
  --cyan-pale: #E6F7FD;
  --cyan-pale2: #F0FBFF;
  --dark: #111416;
  --grey: #5A6472;
  --grey-light: #8A9299;
  --border: #E4E8EC;
  --bg: #FFFFFF;
  --bg2: #F7F9FB;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', -apple-system, sans-serif; color: var(--dark); background: var(--bg); overflow-x: hidden; font-size: 15px; line-height: 1.6; }

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 5vw; height: 66px;
  background: rgba(255,255,255,0.94); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-logo img { height: 60px; width: auto; display: block; opacity: 0.85; transition: opacity .2s ease; }
.nav-logo img:hover { opacity: 1; }
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a { text-decoration: none; font-size: 0.85rem; color: var(--grey); transition: color .2s; font-weight: 400; }
.nav-links a:hover { color: var(--cyan); }
.nav-cta {
  background: var(--cyan); color: #fff;
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 0.78rem; letter-spacing: 0.3px;
  padding: 0.55rem 1.4rem; border-radius: 6px; text-decoration: none;
  transition: background .2s, transform .15s;
}
.nav-cta:hover { background: var(--cyan-dark); transform: translateY(-1px); }
@media (max-width: 700px) { .nav-links { display: none; } }

/* ── HERO ── */
#hero {
  min-height: 100vh; background: var(--bg);
  display: flex; flex-direction: column; justify-content: center;
  padding: 110px 5vw 70px; position: relative; overflow: hidden;
}

.hero-inner { max-width: 1200px; margin: 0 auto; position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(2rem, 4vw, 5rem); align-items: center; }
.hero-copy { position: relative; z-index: 1; max-width: 680px; }
.hero-eyebrow { margin-bottom: 1.35rem; }
h1 { margin-bottom: 1.2rem; }
.hero-sub { max-width: 520px; margin-bottom: 2.2rem; }
.hero-actions { margin-bottom: 2.6rem; }

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: var(--cyan-pale2); border: 1px solid rgba(0,174,239,0.25);
  padding: 0.35rem 1rem; border-radius: 100px; margin-bottom: 2rem;
}
.hero-eyebrow::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--cyan); animation: pulse 2s ease-in-out infinite; flex-shrink: 0;
}
.hero-eyebrow span { font-size: 0.72rem; color: var(--cyan); letter-spacing: 1.8px; text-transform: uppercase; font-weight: 500; }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1);} 50%{opacity:0.4;transform:scale(0.8);} }

h1 {
  font-family: 'Montserrat', sans-serif; font-weight: 800;
  font-size: clamp(2.4rem, 5vw, 4rem); line-height: 1.08;
  color: var(--dark); letter-spacing: -1.5px; margin-bottom: 1.5rem;
}
h1 em { color: var(--cyan); font-style: normal; }
.hero-sub { font-size: 1.05rem; color: var(--grey); line-height: 1.75; max-width: 540px; margin-bottom: 2.8rem; font-weight: 30; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 4.5rem; }
.btn-primary {
  background: var(--cyan); color: #fff;
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  padding: 0.85rem 1.8rem; border-radius: 7px; text-decoration: none;
  font-size: 0.85rem; letter-spacing: 0.2px; transition: all .2s;
}
.btn-primary:hover { background: var(--cyan-dark); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(0,174,239,0.25); }
.btn-ghost {
  background: transparent; color: var(--dark); border: 1.5px solid var(--border);
  font-family: 'Montserrat', sans-serif; font-weight: 600;
  padding: 0.85rem 1.8rem; border-radius: 7px;
  text-decoration: none; font-size: 0.85rem; transition: all .2s;
}
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--border);
}
.stat {
  border: 1px solid var(--border); background: #fff;
  border-radius: 12px; padding: 1rem 1.05rem; text-align: center;
}
.stat-num {
  font-family: 'Montserrat', sans-serif; font-weight: 800;
  font-size: 1.7rem; color: var(--cyan); line-height: 1; letter-spacing: -0.8px;
  display: block;
}
.stat-label { display: block; font-size: 0.78rem; color: var(--grey-light); margin-top: 0.35rem; font-weight: 400; line-height: 1.25; }

@media (max-width: 980px) { .hero-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .hero-stats { grid-template-columns: 1fr; } }

/* ── HERO PHOTO ── */
.hero-photo-fig {
  margin: 0;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 28px 70px rgba(0,0,0,0.14);
  background: linear-gradient(150deg, var(--cyan-pale) 0%, #b8dff0 60%, #92cce0 100%);
  height: clamp(460px, 62vh, 720px);
  position: relative;
}
.hero-photo-fig img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
}
.hero-photo-fig img:not([src]), .hero-photo-fig img[src=""] { display: none; }
.hero-photo-fig::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 55%, rgba(17,20,22,0.12) 100%);
  pointer-events: none;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-photo-fig { display: none; }
}

/* ── SECTIONS ── */
section { padding: clamp(72px, 7vw, 96px) 5vw; }
.section-inner { max-width: 1080px; margin: 0 auto; }
.section-tag {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.68rem; letter-spacing: 2.5px; text-transform: uppercase;
  color: var(--cyan); font-weight: 600; margin-bottom: 0.9rem;
}
h2 {
  font-family: 'Montserrat', sans-serif; font-weight: 800;
  font-size: clamp(1.8rem, 3.2vw, 2.6rem); letter-spacing: -1px;
  line-height: 1.1; color: var(--dark);
}
.section-lead { font-size: 1rem; color: var(--grey); line-height: 1.75; max-width: 560px; margin-top: 1rem; font-weight: 300; }

/* ── CONVICTION ── */
#conviction { background: var(--bg2); }
#conviction .section-tag { color: var(--cyan); }
#conviction h2 { color: var(--dark); }
#conviction .section-lead { color: var(--grey); max-width: 620px; }

.conviction-inner {
  display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(2.5rem, 5vw, 5rem); align-items: center;
}
.conviction-right { display: flex; flex-direction: column; gap: 2.5rem; }
.conviction-photo-fig {
  margin: 0; border-radius: 20px; overflow: hidden;
  box-shadow: 0 28px 70px rgba(0,0,0,0.13);
  background: linear-gradient(150deg, #e8f4fc 0%, #b8dff0 100%);
  height: clamp(480px, 68vh, 780px);
}
.conviction-photo-fig img { width: 100%; height: 100%; object-fit: cover; display: block; }
.conviction-photo-fig img:not([src]), .conviction-photo-fig img[src=""] { display: none; }
@media (max-width: 860px) {
  .conviction-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .conviction-photo-fig { display: none; }
}

.conviction-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 560px) { .conviction-cards { grid-template-columns: 1fr; } }

.conviction-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 10px; padding: 1.4rem 1.2rem;
  border-left: 3px solid var(--cyan);
}
.conviction-q {
  font-size: 0.88rem; color: var(--grey); line-height: 1.6; font-style: italic; font-weight: 300;
}

/* ── PILIERS ── */
#piliers { background: var(--bg2); }
.piliers-header {
  display: grid; grid-template-columns: 1fr 0.72fr; gap: clamp(2rem, 4vw, 4.5rem); align-items: center; margin-bottom: 3rem;
}
.piliers-photo-fig {
  margin: 0; border-radius: 20px; overflow: hidden;
  box-shadow: 0 20px 55px rgba(0,0,0,0.11);
  background: linear-gradient(150deg, #deedf6 0%, #a8d5ea 100%);
  height: clamp(260px, 33vh, 430px);
}
.piliers-photo-fig img { width: 100%; height: 100%; object-fit: cover; display: block; }
.piliers-photo-fig img:not([src]), .piliers-photo-fig img[src=""] { display: none; }
@media (max-width: 860px) {
  .piliers-header { grid-template-columns: 1fr; }
  .piliers-photo-fig { display: none; }
}
.piliers-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; margin-top: 0; }
.pilier-card {
  background: var(--bg); border-radius: 12px; padding: 2.4rem 2.2rem;
  border: 1px solid var(--border); position: relative; overflow: hidden;
  transition: box-shadow .25s, transform .25s;
}
.pilier-card:hover { box-shadow: 0 12px 40px rgba(0,0,0,0.07); transform: translateY(-3px); }
.pilier-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--cyan);
}
.pilier-num {
  font-family: 'Montserrat', sans-serif; font-weight: 800;
  font-size: 2.8rem; color: var(--cyan-pale); line-height: 1;
  margin-bottom: 1rem; letter-spacing: -2px;
}
.pilier-card h3 {
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 1.15rem; margin-bottom: 0.5rem; color: var(--dark); letter-spacing: -0.3px;
}
.pilier-arrow { color: var(--cyan); font-size: 0.82rem; font-weight: 500; margin-bottom: 1rem; font-style: italic; }
.pilier-card p { font-size: 0.9rem; color: var(--grey); line-height: 1.7; font-weight: 300; }

/* ── OFFRES ── */
#offres { background: var(--bg); }
.offres-header {
  display: grid; grid-template-columns: 1fr 0.68fr; gap: clamp(2rem, 4vw, 4.5rem); align-items: center; margin-bottom: 3rem;
}
.offres-photo-fig {
  margin: 0; border-radius: 20px; overflow: hidden;
  box-shadow: 0 20px 55px rgba(0,0,0,0.11);
  background: linear-gradient(160deg, #e0eff7 0%, #b8dff0 100%);
  height: clamp(260px, 33vh, 430px);
}
.offres-photo-fig img { width: 100%; height: 100%; object-fit: cover; display: block; }
.offres-photo-fig img:not([src]), .offres-photo-fig img[src=""] { display: none; }
@media (max-width: 860px) {
  .offres-header { grid-template-columns: 1fr; }
  .offres-photo-fig { display: none; }
}
.offres-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 2rem; margin-top: 0; align-items: start;
}
@media (max-width: 980px) { .offres-grid { grid-template-columns: 1fr; } }

.offres-col { display: flex; flex-direction: column; gap: 1rem; }
.offres-col-title {
  display: flex; align-items: flex-start; gap: 0.9rem;
  padding-bottom: 1.2rem; border-bottom: 2px solid var(--cyan); margin-bottom: 0.4rem;
}
.offres-col-num {
  font-family: 'Montserrat', sans-serif; font-weight: 800;
  font-size: 2rem; color: var(--cyan-pale); line-height: 1; flex-shrink: 0;
}
.offres-col-title h3 {
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 0.92rem; color: var(--dark); line-height: 1.4;
}
.pilier-arrow { font-size: 0.82rem; color: var(--cyan); font-weight: 500; letter-spacing: 0.2px; margin-top: 0.2rem; }
.pilier-desc { font-size: 0.88rem; color: var(--grey); line-height: 1.65; font-weight: 300; }
.pilier-desc em { font-style: italic; color: var(--dark); }
.offres-divider { border: none; border-top: 1px solid var(--border); margin: 1rem 0 0.6rem; }
.offres-col-intro { font-size: 0.88rem; color: var(--grey); line-height: 1.65; font-weight: 300; font-style: italic; margin-bottom: 0.4rem; }

.offre-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 10px; padding: 1.4rem 1.4rem 1.2rem; transition: all .25s;
  display: flex; flex-direction: column;
}
.offre-card:hover { background: var(--cyan-pale2); border-color: rgba(0,174,239,0.3); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,174,239,0.1); }
.offre-card--highlight { border-color: rgba(0,174,239,0.25); background: var(--cyan-pale2); }
.offre-badge {
  display: inline-block; font-size: 0.63rem; letter-spacing: 1.5px;
  text-transform: uppercase; color: var(--cyan);
  background: var(--cyan-pale); border: 1px solid rgba(0,174,239,0.2);
  padding: 0.2rem 0.7rem; border-radius: 100px; margin-bottom: 0.7rem;
  font-family: 'Montserrat', sans-serif; font-weight: 600; align-self: flex-start;
}
.offre-card h4 {
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 0.9rem; color: var(--dark); margin-bottom: 0.5rem; line-height: 1.4;
}
.offre-card p { font-size: 0.82rem; color: var(--grey); line-height: 1.65; font-weight: 300; flex: 1; margin-bottom: 0.8rem; }
.offre-prix {
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 1rem; color: var(--dark); margin-top: auto;
  display: flex; align-items: baseline; gap: 0.4rem; flex-wrap: wrap;
}
.offre-prix-min { font-size: 0.75rem; color: var(--grey-light); font-weight: 400; font-family: 'Inter', sans-serif; }

/* ── ARGUMENTS ── */
#arguments { background: var(--bg2); }

.arguments-split {
  display: grid;
  grid-template-columns: 1fr 1.65fr;
  gap: clamp(2.5rem, 5vw, 5.5rem);
  align-items: start;
}
.arguments-photo-fig {
  margin: 0;
  position: sticky;
  top: 90px;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 28px 70px rgba(0,0,0,0.12);
  background: linear-gradient(160deg, #deedf6 0%, #a8d5ea 100%);
  height: clamp(380px, 58vh, 620px);
}
.arguments-photo-fig img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
}
.arguments-photo-fig img:not([src]), .arguments-photo-fig img[src=""] { display: none; }
@media (max-width: 860px) {
  .arguments-split { grid-template-columns: 1fr; }
  .arguments-photo-fig { display: none; }
}

.args-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.4rem; margin-top: 3rem; }
.arg-card {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 12px; padding: 2rem; position: relative; overflow: hidden;
  transition: box-shadow .25s, transform .25s;
}
.arg-card:hover { box-shadow: 0 12px 40px rgba(0,0,0,0.07); transform: translateY(-3px); }
.arg-num {
  font-family: 'Montserrat', sans-serif; font-weight: 800;
  font-size: 2.4rem; color: var(--cyan-pale); line-height: 1;
  margin-bottom: 0.8rem; letter-spacing: -2px;
}
.arg-card h4 {
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 0.95rem; color: var(--dark); margin-bottom: 0.7rem; letter-spacing: -0.2px;
}
.arg-card p { font-size: 0.88rem; color: var(--grey); line-height: 1.7; font-weight: 300; }

/* ── RÉFÉRENCES ── */
#references { background: var(--bg); }
.ref-logo {
  height: 36px; margin-bottom: 1.2rem;
  display: flex; align-items: center;
}
.ref-logo img {
  max-height: 28px; width: auto;
  opacity: 0.5; filter: grayscale(100%);
  transition: opacity .25s, filter .25s;
}
.ref-card:hover .ref-logo img { opacity: 1; filter: none; }
.ref-logo img:not([src]), .ref-logo img[src=""] { display: none; }
.references-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.6rem; margin-top: 3rem;
}
.ref-card {
  background: #fff; padding: 2rem; border-radius: 18px;
  border: 1px solid var(--border); box-shadow: 0 15px 40px rgba(0,0,0,0.05);
  transition: transform .25s ease, box-shadow .25s ease;
}
.ref-card:hover { transform: translateY(-5px); box-shadow: 0 20px 55px rgba(0,0,0,0.08); }
.ref-card h3 {
  font-family: 'Montserrat', sans-serif; font-weight: 700;
  font-size: 1rem; color: var(--dark); margin-bottom: 0.7rem; letter-spacing: -0.2px;
}
.ref-card p { font-size: 0.9rem; color: var(--grey); line-height: 1.7; font-weight: 300; }

/* ── EXPERT ── */
#expert { background: var(--bg2); }
.expert-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 3.5rem; align-items: stretch; margin-top: 3rem;
}
@media (max-width: 900px) { .expert-grid { grid-template-columns: 1fr; } }

.expert-visual {
  position: relative; border: 1px solid var(--border);
  border-radius: 18px; padding: 2.2rem; background: #fff;
  display: flex; flex-direction: column;
}
.expert-visual::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--cyan); border-radius: 16px 16px 0 0;
}
.expert-photo { margin-bottom: 1.8rem; text-align: center; }
.expert-photo img {
  width: 180px; height: 180px; object-fit: cover;
  border-radius: 16px; box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}
.expert-name {
  font-family: 'Montserrat', sans-serif; font-weight: 800;
  font-size: 1.8rem; color: var(--dark); line-height: 1.1; margin-bottom: 0.3rem; letter-spacing: -1px;
}
.expert-role { color: var(--cyan); font-size: 0.78rem; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 1.8rem; font-weight: 600; font-family: 'Montserrat', sans-serif; }
.expert-kpis { display: flex; flex-direction: column; gap: 0; }
.expert-kpi {
  display: flex; align-items: baseline; justify-content: space-between;
  padding: 0.95rem 0; border-bottom: 1px solid var(--border);
}
.expert-kpi:last-child { border-bottom: none; }
.expert-kpi-num {
  font-family: 'Montserrat', sans-serif; font-weight: 800;
  font-size: 1.25rem; color: var(--cyan); min-width: 88px; letter-spacing: -0.5px;
}
.expert-kpi-txt { font-size: 0.84rem; color: var(--grey); line-height: 1.4; font-weight: 300; text-align: right; max-width: 68%; }

.expert-text { color: var(--grey); font-size: 1rem; line-height: 1.8; }
.expert-bio-block p { font-size: 0.95rem; color: var(--grey); line-height: 1.8; margin-bottom: 1.2rem; font-weight: 300; }
.xp-list { list-style: none; margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.7rem; margin-bottom: 2.5rem; }
.xp-list li { display: flex; align-items: flex-start; gap: 0.8rem; font-size: 0.88rem; color: var(--grey); font-weight: 300; }
.xp-list li::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: var(--cyan); flex-shrink: 0; margin-top: 7px; }

.expert-associe {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 14px; padding: 1.8rem; border-top: 3px solid var(--cyan);
}
.associe-header {
  display: flex; align-items: center; gap: 1.2rem; margin-bottom: 1.2rem;
}
.associe-initials {
  width: 52px; height: 52px; border-radius: 12px;
  background: var(--cyan); color: #fff;
  font-family: 'Montserrat', sans-serif; font-weight: 800;
  font-size: 1.1rem; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.expert-associe p { font-size: 0.9rem; color: var(--grey); line-height: 1.7; font-weight: 300; }

/* ── CONTACT ── */
#contact { background: var(--cyan-pale2); border-top: 1px solid rgba(0,174,239,0.15); text-align: center; padding: 100px 5vw; }
.cta-box { max-width: 680px; margin: 0 auto; }
.cta-box h2 { margin-bottom: 1rem; }
.cta-box p { color: var(--grey); font-size: 1rem; line-height: 1.75; margin-bottom: 2.5rem; font-weight: 300; }

.cta-contacts {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.cta-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
  font-weight: 500;
}

.cta-contact {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--grey);
  font-size: 0.9rem;
  text-decoration: none;
  transition: color .2s;
}

.cta-contact:hover { color: var(--cyan); }

/* ── FOOTER ── */
footer {
  background: var(--dark); padding: 2rem 5vw;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
}
footer img { height: 0px; width: auto; filter: brightness(0) invert(1); opacity: 0.7; }
footer span { font-size: 0.78rem; color: rgba(255,255,255,0.35); }

.fade-up { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.fade-up.visible { opacity: 1; transform: none; }