:root{
  --bg:#071312;
  --bg-soft:#0d1f1d;
  --surface:#ffffff;
  --surface-soft:#f4f7f6;
  --surface-2:#eef4f2;
  --text:#10211f;
  --muted:#60716e;
  --line:rgba(7,19,18,.10);
  --green:#0f544c;
  --green-2:#1b7d71;
  --mint:#62cbbb;
  --gold:#d9b56d;
  --shadow:0 28px 80px rgba(11,28,26,.10);
  --shadow-deep:0 34px 90px rgba(3,15,14,.18);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:linear-gradient(180deg,#f9fbfa 0%,#f3f7f6 100%);
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{text-decoration:none;color:inherit}

.topbar{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:16px clamp(18px,3vw,40px);
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(0,0,0,.06);
}
.brand-wrap{display:flex;align-items:center;gap:14px}
.brand{
  display:inline-flex;align-items:center;gap:12px;
  color:var(--bg-soft);font-size:1.35rem;font-weight:800;letter-spacing:-.03em;
}
.brand svg{
  width:40px;fill:none;stroke:var(--green);stroke-width:2.1;stroke-linecap:round;stroke-linejoin:round;
}
.status-pill,.mini-pill{
  display:inline-flex;align-items:center;justify-content:center;border-radius:999px;font-size:.74rem;font-weight:800;letter-spacing:.01em;
}
.status-pill{padding:8px 12px;background:rgba(98,203,187,.14);color:var(--green)}
.mini-pill{padding:8px 11px;background:rgba(217,181,109,.16);color:#906d26}
.nav{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:center}
.nav a{color:var(--muted);font-size:.82rem;font-weight:700}
.lang-switch{
  display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(0,0,0,.08);background:#fff;color:var(--bg-soft);
  border-radius:999px;padding:10px 14px;font:inherit;font-weight:800;cursor:pointer;
}

.section{padding:clamp(64px,8vw,108px) clamp(18px,4vw,44px)}
.center{text-align:center}
.narrow{max-width:860px;margin:0 auto}

.hero{
  display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:42px;align-items:center;
  padding:clamp(40px,6vw,80px) clamp(18px,4vw,44px) clamp(56px,8vw,96px);
  background:
    radial-gradient(circle at 90% 12%, rgba(98,203,187,.16), transparent 24%),
    radial-gradient(circle at 12% 0%, rgba(217,181,109,.10), transparent 18%),
    linear-gradient(180deg,#fbfcfb 0%,#f4f8f7 100%);
}
.hero-copy{max-width:720px}
.eyebrow-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.eyebrow{
  display:inline-block;color:var(--green-2);text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;font-weight:800;
}
h1,h2{
  margin:0;font-family:Georgia,"Times New Roman",serif;color:#0b1d1b;font-weight:400;letter-spacing:-.03em;line-height:1.02;
}
h1{font-size:clamp(2.95rem,5.2vw,6rem);margin-bottom:20px}
h2{font-size:clamp(2.2rem,3.8vw,4.2rem);margin-bottom:18px}
h3{margin:0 0 10px;color:#0f2925;font-size:1.05rem;line-height:1.35}
p{margin:0;color:var(--muted);line-height:1.75;font-size:1rem}
.hero-lead{font-size:1.04rem;max-width:700px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 20px;border-radius:15px;font-weight:800;
}
.btn-primary{background:linear-gradient(135deg,#0e544c,#197a6d);color:#fff;box-shadow:0 18px 40px rgba(15,84,76,.20)}
.btn-secondary{background:#fff;border:1px solid rgba(0,0,0,.09);color:#12332f}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.hero-stats article{
  background:rgba(255,255,255,.88);border:1px solid rgba(0,0,0,.06);border-radius:20px;padding:18px;box-shadow:var(--shadow);
}
.hero-stats strong{display:block;margin-bottom:6px;color:#0e2a27;font-size:1.1rem}
.hero-stats span{display:block;color:var(--muted);font-size:.79rem;line-height:1.5}

.hero-photo-card{
  position:relative;overflow:hidden;border-radius:34px;background:#d7e5dc;box-shadow:var(--shadow-deep);
}
.hero-photo-card img{width:100%;height:520px;object-fit:cover;object-position:center}
.hero-photo-overlay{
  position:absolute;left:20px;right:20px;bottom:20px;display:grid;grid-template-columns:1fr 1fr;gap:14px;
}
.overlay-item{
  padding:16px 18px;border-radius:18px;background:rgba(255,255,255,.86);backdrop-filter:blur(16px);
}
.overlay-item .label{
  display:block;margin-bottom:6px;color:var(--green-2);font-size:.75rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;
}
.overlay-item strong{color:#0c2522;font-size:.96rem;line-height:1.45}

.section-heading{max-width:950px;margin:0 auto 38px}
.section-heading.center p{max-width:820px;margin:0 auto}

.vision-section,.advantage-section,.soil-section,.salinity-section{background:#fff}
.stage-section,.platform-section,.roadmap-section{
  background:linear-gradient(180deg,#f6f9f8 0%,#ffffff 100%);
}
.snapshot-grid,.stage-grid,.salinity-grid,.roadmap-grid{
  display:grid;gap:18px;
}
.snapshot-grid{grid-template-columns:repeat(3,1fr)}
.stage-grid{grid-template-columns:repeat(3,1fr)}
.salinity-grid{grid-template-columns:repeat(3,1fr)}
.roadmap-grid{grid-template-columns:repeat(4,1fr)}
.snapshot-card,.stage-card,.salinity-card,.roadmap-card,.why-card,.feature-card,.contact-card{
  box-shadow:var(--shadow);
}
.snapshot-card,.stage-card,.salinity-card,.roadmap-card{
  padding:28px;border-radius:24px;border:1px solid rgba(0,0,0,.06);background:#fff;
}
.snapshot-kicker,.stage{
  display:inline-block;margin-bottom:12px;color:#876422;font-size:.75rem;font-weight:800;letter-spacing:.10em;text-transform:uppercase;
}
.stage-card ul{
  margin:0;padding-left:18px;color:var(--muted);line-height:1.8;font-size:.95rem;
}
.stage-card.solid{background:linear-gradient(180deg,#ffffff 0%,#f7faf9 100%)}
.stage-card.caution{background:linear-gradient(180deg,rgba(217,181,109,.10),#ffffff)}
.stage-card.next{background:linear-gradient(180deg,rgba(98,203,187,.10),#ffffff)}

.advantage-layout,.soil-layout,.software-layout{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.95fr);gap:28px;align-items:start;
}
.advantage-list{display:grid;gap:18px;margin-top:24px}
.advantage-list article{
  padding:22px;border-radius:22px;background:#f8fbfa;border:1px solid rgba(0,0,0,.06);
}
.comparison-panel{position:sticky;top:92px}
.comparison-table{
  display:grid;grid-template-columns:1.05fr 1fr 1fr;border-radius:28px;overflow:hidden;border:1px solid rgba(0,0,0,.07);
  box-shadow:var(--shadow-deep);background:#fff;
}
.table-head{
  padding:18px 16px;font-weight:800;font-size:.86rem;letter-spacing:.04em;text-transform:uppercase;
}
.table-sentinea{background:#0e544c;color:#fff}
.table-other{background:#eef4f2;color:#10302d}
.cell{padding:18px 16px;border-top:1px solid rgba(0,0,0,.06);font-size:.88rem;line-height:1.6}
.cell.label{background:#fafcfc;font-weight:800;color:#183634}
.cell.good{background:rgba(98,203,187,.09);color:#133733}
.cell.neutral{background:#fff;color:var(--muted)}

.feature-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.feature-card{
  padding:26px;border-radius:26px;background:#fff;border:1px solid rgba(0,0,0,.06);
}
.feature-icon,.module-icon{
  width:68px;height:68px;display:grid;place-items:center;border-radius:20px;background:rgba(98,203,187,.14);border:1px solid rgba(0,0,0,.06);margin-bottom:18px;
}
.feature-icon svg,.module-icon svg{
  width:38px;fill:none;stroke:var(--green);stroke-width:3;stroke-linecap:round;stroke-linejoin:round;
}

.soil-points{display:grid;gap:16px;margin-top:28px}
.soil-points div{
  padding:18px 20px;border-radius:20px;background:#f7faf9;border:1px solid rgba(0,0,0,.06);
}
.soil-points strong{display:block;margin-bottom:6px;color:#143230}
.soil-points span{color:var(--muted);font-size:.9rem;line-height:1.55}
.soil-image-wrap{
  width:min(100%,1085px);aspect-ratio:1085/510;overflow:hidden;border-radius:30px;background:#4b372d;box-shadow:var(--shadow-deep);
}
.soil-image-wrap img{width:100%;height:100%;object-fit:contain;object-position:center}

.software-section{background:linear-gradient(180deg,#0c1f1d 0%,#102a27 100%)}
.software-copy h2,.software-copy p,.software-copy li,.software-copy .eyebrow{color:#eef6f4}
.software-copy p{color:rgba(238,246,244,.78)}
.software-copy .eyebrow{color:#7ddccc}
.software-list{
  margin:26px 0 0;padding:0;list-style:none;display:grid;gap:13px;
}
.software-list li{
  position:relative;padding-left:28px;font-size:.95rem;line-height:1.55;
}
.software-list li::before{
  content:"✓";position:absolute;left:0;top:0;color:#7ddccc;font-weight:900;
}
.dashboard-card{
  padding:24px;border-radius:30px;background:linear-gradient(180deg,#173d38,#285651);color:#fff;box-shadow:0 34px 90px rgba(0,0,0,.28);
}
.dashboard-top,.dashboard-bottom{display:flex;align-items:center;justify-content:space-between}
.dashboard-title{font-size:1.16rem;font-weight:800}
.dashboard-chip{
  padding:8px 10px;border-radius:999px;background:rgba(255,255,255,.14);font-size:.72rem;font-weight:800;
}
.dashboard-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0}
.dashboard-stats article{
  padding:14px;border-radius:16px;background:rgba(255,255,255,.10);
}
.dashboard-stats strong{display:block;margin-bottom:4px;font-size:1.1rem}
.dashboard-stats span,.dashboard-bottom span{font-size:.76rem;color:rgba(255,255,255,.80)}
.dashboard-chart{
  padding:12px;border-radius:18px;background:rgba(255,255,255,.08);
}
.dashboard-chart svg{width:100%}
.grid{fill:none;stroke:rgba(255,255,255,.14);stroke-width:1}
.curve,.bars{fill:none;stroke-linecap:round;stroke-linejoin:round}
.curve-a{stroke:#78ded2;stroke-width:6}
.curve-b{stroke:#d2b062;stroke-width:5;stroke-dasharray:10 8}
.bars{stroke:rgba(255,255,255,.82);stroke-width:6}

.roadmap-card.now{background:linear-gradient(180deg,rgba(98,203,187,.14),#ffffff)}
.roadmap-card.next{background:linear-gradient(180deg,rgba(217,181,109,.12),#ffffff)}
.roadmap-card.later{background:linear-gradient(180deg,rgba(15,84,76,.10),#ffffff)}

.contact-section{
  background:linear-gradient(180deg,#ffffff 0%,#f5f8f7 100%);
}
.contact-card{
  max-width:860px;margin:0 auto;text-align:center;padding:clamp(30px,5vw,56px);border-radius:32px;
  background:linear-gradient(180deg,#ffffff 0%,#f9fbfb 100%);border:1px solid rgba(0,0,0,.06);box-shadow:var(--shadow-deep);
}
.contact-card p{max-width:720px;margin:0 auto 28px}

.site-footer{
  display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px clamp(18px,4vw,44px) 34px;background:#fff;border-top:1px solid rgba(0,0,0,.06);
}
.site-footer strong{display:block;margin-bottom:4px;color:#0f2b27}
.site-footer span,.footer-note{color:var(--muted);font-size:.82rem}

@media (max-width:1280px){
  .nav{display:none}
  .snapshot-grid,.stage-grid,.feature-grid.premium,.salinity-grid,.roadmap-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1080px){
  .hero,.advantage-layout,.soil-layout,.software-layout{grid-template-columns:1fr}
  .hero-stats,.dashboard-stats{grid-template-columns:1fr}
  .comparison-panel{position:relative;top:auto}
}
@media (max-width:900px){
  .topbar{flex-wrap:wrap}
  .hero-photo-overlay{grid-template-columns:1fr}
  .snapshot-grid,.stage-grid,.feature-grid,.salinity-grid,.roadmap-grid{grid-template-columns:1fr}
  .comparison-table{grid-template-columns:1fr}
  .table-head.table-other{display:none}
}
@media (max-width:640px){
  .section{padding:52px 16px}
  h1{font-size:2.75rem}
  h2{font-size:2.18rem}
  .hero-actions{flex-direction:column}
  .btn{width:100%}
  .hero-photo-card img{height:360px}
  .site-footer{flex-direction:column;align-items:flex-start}
}


/* Correctifs V3.1 : français par défaut et légende du sous-sol */
.soil-layout{
  grid-template-columns:minmax(0,.78fr) minmax(0,1.42fr);
  align-items:center;
}

.soil-copy,
.soil-visual-group,
.soil-image-wrap{
  min-width:0;
}

.soil-visual-group{
  display:grid;
  grid-template-columns:minmax(0,1fr) 235px;
  gap:18px;
  align-items:stretch;
}

.soil-image-wrap{
  width:100%;
  max-width:none;
  aspect-ratio:auto;
  overflow:visible;
  padding:10px;
  border-radius:30px;
  background:#fff;
  box-shadow:var(--shadow-deep);
}

.soil-image-wrap img{
  width:100%;
  height:auto;
  object-fit:contain;
  object-position:center;
  border-radius:21px;
}

.soil-legend{
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:9px;
  padding:20px 16px;
  border-radius:26px;
  background:linear-gradient(180deg,#fff 0%,#f5f9f8 100%);
  border:1px solid rgba(0,0,0,.07);
  box-shadow:var(--shadow);
}

.soil-legend h3{
  margin:0 0 7px;
  font-size:.95rem;
}

.soil-legend-item{
  display:grid;
  grid-template-columns:35px 1fr;
  gap:10px;
  align-items:center;
  color:var(--muted);
  font-size:.76rem;
  line-height:1.35;
}

.soil-legend-icon{
  width:35px;
  height:35px;
  display:grid;
  place-items:center;
  border-radius:11px;
  background:rgba(98,203,187,.12);
}

.soil-legend-icon svg{
  width:23px;
  height:23px;
  fill:none;
  stroke:var(--green);
  stroke-width:2.7;
  stroke-linecap:round;
  stroke-linejoin:round;
}

@media (max-width:1180px){
  .soil-layout{grid-template-columns:1fr}
  .soil-visual-group{grid-template-columns:minmax(0,1fr) 220px}
}

@media (max-width:760px){
  .soil-visual-group{grid-template-columns:1fr}
  .soil-legend{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .soil-legend h3{grid-column:1 / -1}
}

@media (max-width:480px){
  .soil-legend{grid-template-columns:1fr}
}


/* V3.4 — comparaison pédagogique des technologies */
.methods-section{
  background:#fff;
}

.methods-heading{
  max-width:980px;
}

.methods-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:22px;
}

.method-card{
  display:flex;
  flex-direction:column;
  padding:26px;
  border-radius:28px;
  background:linear-gradient(180deg,#fff 0%,#f8fbfa 100%);
  border:1px solid rgba(0,0,0,.07);
  box-shadow:var(--shadow);
}

.method-card.sentinea-method{
  background:linear-gradient(180deg,rgba(98,203,187,.14) 0%,#fff 52%);
  border-color:rgba(27,125,113,.22);
}

.method-top{
  display:grid;
  grid-template-columns:190px 1fr;
  gap:20px;
  align-items:center;
  margin-bottom:20px;
}

.method-visual{
  overflow:hidden;
  border-radius:20px;
  border:1px solid rgba(0,0,0,.07);
  background:#f1f6f4;
}

.method-visual svg{
  width:100%;
  height:auto;
}

.method-tag{
  display:inline-block;
  margin-bottom:9px;
  padding:7px 10px;
  border-radius:999px;
  background:rgba(217,181,109,.14);
  color:#846323;
  font-size:.70rem;
  font-weight:800;
  letter-spacing:.07em;
  text-transform:uppercase;
}

.method-tag.target-tag{
  background:rgba(98,203,187,.18);
  color:var(--green);
}

.method-top h3{
  margin:0;
  font-size:1.18rem;
}

.method-block{
  padding:18px 19px;
  border-radius:20px;
}

.method-block + .method-block{
  margin-top:14px;
}

.method-block strong{
  display:block;
  margin-bottom:9px;
  color:#123530;
  font-size:.88rem;
  text-transform:uppercase;
  letter-spacing:.06em;
}

.method-block p{
  font-size:.91rem;
  line-height:1.65;
}

.good-block{
  background:rgba(98,203,187,.09);
}

.limit-block{
  background:rgba(217,181,109,.09);
}

.target-block{
  flex:1;
  background:rgba(98,203,187,.11);
}

.method-block ul{
  margin:0;
  padding-left:19px;
  color:var(--muted);
}

.method-block li{
  margin:0 0 9px;
  font-size:.88rem;
  line-height:1.58;
}

.method-block li:last-child{
  margin-bottom:0;
}

.validation-note{
  margin:16px 2px 0;
  padding-top:15px;
  border-top:1px solid rgba(15,84,76,.14);
  color:#55716c;
  font-size:.80rem;
  line-height:1.55;
}

.method-summary{
  display:grid;
  grid-template-columns:120px 1fr;
  gap:18px;
  align-items:start;
  margin-top:24px;
  padding:24px 26px;
  border-radius:24px;
  background:#102a27;
  color:#fff;
}

.method-summary strong{
  color:#7ddccc;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:.78rem;
}

.method-summary p{
  color:rgba(255,255,255,.82);
  font-size:.92rem;
  line-height:1.7;
}

@media (max-width:1050px){
  .methods-grid{
    grid-template-columns:1fr;
  }
}

@media (max-width:620px){
  .method-card{
    padding:18px;
  }

  .method-top{
    grid-template-columns:1fr;
  }

  .method-visual{
    max-width:100%;
  }

  .method-summary{
    grid-template-columns:1fr;
  }
}


/* V3.5 — calibrage unitaire */
.calibration-card{
  background:linear-gradient(180deg,rgba(98,203,187,.12) 0%,#ffffff 72%);
  border-color:rgba(27,125,113,.16);
}

@media (min-width:1281px){
  .feature-grid.premium{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
}


/* ==========================================================================
   V4 — investor-focused structure
   ========================================================================== */

body{
  overflow-x:hidden;
}

.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
}

.menu-toggle{
  display:none;
  width:44px;
  height:44px;
  border:1px solid rgba(0,0,0,.08);
  border-radius:14px;
  background:#fff;
  cursor:pointer;
  padding:11px;
}

.menu-toggle span{
  display:block;
  height:2px;
  margin:4px 0;
  border-radius:2px;
  background:#173f3a;
}

.hero{
  min-height:calc(100vh - 74px);
}

.hero-status{
  margin-top:16px;
  color:#58706b;
  font-size:.82rem;
  font-weight:650;
}

.problem-section{
  background:#fff;
}

.problem-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}

.problem-card{
  position:relative;
  padding:30px;
  border-radius:28px;
  background:linear-gradient(180deg,#fff 0%,#f6faf8 100%);
  border:1px solid rgba(0,0,0,.07);
  box-shadow:var(--shadow);
}

.problem-number{
  display:inline-grid;
  place-items:center;
  width:42px;
  height:42px;
  margin-bottom:20px;
  border-radius:14px;
  background:#102a27;
  color:#7ddccc;
  font-size:.75rem;
  font-weight:900;
}

.engineering-section{
  background:linear-gradient(180deg,#f4f8f7 0%,#fff 100%);
}

.engineering-layout{
  display:grid;
  grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr);
  gap:38px;
  align-items:center;
}

.engineering-copy{
  max-width:650px;
}

.engineering-note{
  display:grid;
  gap:7px;
  margin-top:26px;
  padding:20px 22px;
  border-left:4px solid var(--mint);
  border-radius:0 18px 18px 0;
  background:#fff;
}

.engineering-note strong{
  color:#123530;
  font-size:.83rem;
  text-transform:uppercase;
  letter-spacing:.08em;
}

.engineering-note span{
  color:var(--muted);
  line-height:1.55;
}

.engineering-visual{
  padding:12px;
  border-radius:30px;
  background:#fff;
  border:1px solid rgba(0,0,0,.06);
  box-shadow:var(--shadow-deep);
}

.work-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
  margin-top:30px;
}

.work-card{
  padding:24px;
  border-radius:24px;
  background:#fff;
  border:1px solid rgba(0,0,0,.06);
  box-shadow:var(--shadow);
}

.work-icon{
  display:inline-block;
  margin-bottom:18px;
  color:var(--green-2);
  font-size:.75rem;
  font-weight:900;
  letter-spacing:.12em;
}

.simulation-section{
  color:#edf7f4;
  background:
    radial-gradient(circle at 92% 10%,rgba(98,203,187,.16),transparent 28%),
    linear-gradient(180deg,#0c1f1d 0%,#102a27 100%);
}

.simulation-layout{
  display:grid;
  grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr);
  gap:36px;
  align-items:center;
}

.simulation-copy h2{
  color:#fff;
}

.simulation-copy p{
  color:rgba(238,246,244,.76);
}

.simulation-copy .eyebrow{
  color:#7ddccc;
}

.simulation-disclaimer{
  display:grid;
  gap:8px;
  margin-top:26px;
  padding:20px;
  border-radius:20px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.10);
}

.simulation-disclaimer strong{
  color:#d9b56d;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:.75rem;
}

.simulation-disclaimer span{
  color:rgba(255,255,255,.77);
  line-height:1.55;
  font-size:.88rem;
}

.simulation-dashboard{
  padding:22px;
  border-radius:30px;
  background:#f9fbfa;
  color:#10211f;
  box-shadow:0 38px 100px rgba(0,0,0,.26);
}

.simulation-stat-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
}

.simulation-stat-grid article{
  padding:18px;
  border-radius:18px;
  background:#edf5f2;
}

.simulation-stat-grid strong{
  display:block;
  margin-bottom:7px;
  color:#0f544c;
  font-size:1.45rem;
}

.simulation-stat-grid span{
  color:#60716e;
  font-size:.78rem;
  line-height:1.45;
}

.simulation-chart{
  margin-top:14px;
  padding:18px;
  border-radius:20px;
  background:#fff;
  border:1px solid rgba(0,0,0,.06);
}

.chart-title{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:12px;
}

.chart-title strong{
  color:#123530;
}

.chart-title span{
  color:#71847f;
  font-size:.75rem;
}

.error-bars{
  display:grid;
  gap:14px;
  margin-top:16px;
}

.error-bars > div{
  display:grid;
  grid-template-columns:minmax(0,1fr) 130px 62px;
  gap:14px;
  align-items:center;
}

.error-bars span{
  color:#60716e;
  font-size:.78rem;
  line-height:1.35;
}

.error-bars strong{
  color:#0f544c;
  text-align:right;
}

.bar{
  height:10px;
  overflow:hidden;
  border-radius:999px;
  background:#dce8e4;
}

.bar i{
  display:block;
  height:100%;
  border-radius:999px;
  background:linear-gradient(90deg,#5fc9ba,#1b7d71);
}

.business-section{
  background:#fff;
}

.business-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}

.business-card{
  padding:28px;
  border-radius:26px;
  background:linear-gradient(180deg,#fff 0%,#f7faf9 100%);
  border:1px solid rgba(0,0,0,.07);
  box-shadow:var(--shadow);
}

.business-card.recurring{
  background:linear-gradient(180deg,rgba(98,203,187,.15) 0%,#fff 74%);
  border-color:rgba(27,125,113,.20);
}

.business-step{
  display:inline-block;
  margin-bottom:18px;
  color:#876422;
  font-size:.75rem;
  font-weight:900;
  letter-spacing:.12em;
}

.market-path{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
  margin-top:22px;
  padding:26px;
  border-radius:26px;
  color:#fff;
  background:#102a27;
}

.market-path strong{
  display:block;
  margin-bottom:8px;
  color:#7ddccc;
  text-transform:uppercase;
  letter-spacing:.07em;
  font-size:.76rem;
}

.market-path p{
  color:rgba(255,255,255,.76);
  font-size:.9rem;
}

.validation-section{
  background:linear-gradient(180deg,#f5f9f7 0%,#fff 100%);
}

.validation-timeline{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
}

.validation-card{
  position:relative;
  padding:26px;
  border-radius:24px;
  background:#fff;
  border:1px solid rgba(0,0,0,.07);
  box-shadow:var(--shadow);
}

.validation-card::before{
  content:"";
  display:block;
  width:52px;
  height:5px;
  margin-bottom:20px;
  border-radius:999px;
  background:#cddbd7;
}

.validation-card.complete::before{
  background:#1b7d71;
}

.validation-card.current::before{
  background:#d9b56d;
}

.validation-state{
  display:block;
  margin-bottom:11px;
  color:#876422;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:.72rem;
  font-weight:900;
}

.validation-card strong{
  display:block;
  margin-bottom:10px;
  color:#123530;
  line-height:1.35;
}

.founder-section{
  background:linear-gradient(180deg,#fff 0%,#f3f8f6 100%);
}

.founder-card{
  display:grid;
  grid-template-columns:minmax(0,.65fr) minmax(0,1.35fr);
  gap:38px;
  max-width:1120px;
  margin:0 auto;
  padding:clamp(28px,5vw,54px);
  border-radius:34px;
  background:#fff;
  border:1px solid rgba(0,0,0,.07);
  box-shadow:var(--shadow-deep);
}

.founder-profile{
  display:flex;
  align-items:center;
  gap:20px;
}

.founder-mark{
  flex:0 0 auto;
  display:grid;
  place-items:center;
  width:92px;
  height:92px;
  border-radius:26px;
  color:#fff;
  background:linear-gradient(135deg,#0f544c,#1b7d71);
  font-size:1.5rem;
  font-weight:900;
}

.founder-profile h2{
  margin:5px 0 8px;
  font-size:clamp(2rem,3vw,3.2rem);
}

.founder-role{
  font-size:.9rem;
}

.founder-message{
  display:grid;
  gap:14px;
}

.contact-actions{
  display:flex;
  align-items:center;
  gap:18px;
  flex-wrap:wrap;
  margin-top:8px;
}

.contact-actions span{
  max-width:360px;
  color:#60716e;
  font-size:.82rem;
  line-height:1.45;
}

.footer-links{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:18px;
  flex-wrap:wrap;
}

.footer-links a{
  color:#526a65;
  font-size:.82rem;
  font-weight:650;
}

.footer-links a:hover{
  color:#0f544c;
}

@media (max-width:1280px){
  .menu-toggle{
    display:block;
  }

  .nav{
    display:none;
    position:fixed;
    top:78px;
    left:16px;
    right:16px;
    z-index:90;
    padding:18px;
    border-radius:22px;
    background:#fff;
    box-shadow:0 25px 70px rgba(0,0,0,.18);
  }

  body.nav-open .nav{
    display:grid;
    gap:4px;
  }

  .nav a{
    padding:12px 10px;
    border-radius:12px;
  }

  .nav a:hover{
    background:#f1f7f4;
  }

  .work-grid,
  .validation-timeline{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media (max-width:1050px){
  .engineering-layout,
  .simulation-layout,
  .founder-card{
    grid-template-columns:1fr;
  }

  .problem-grid,
  .business-grid{
    grid-template-columns:1fr;
  }
}

@media (max-width:760px){
  .simulation-stat-grid,
  .market-path{
    grid-template-columns:1fr;
  }

  .work-grid,
  .validation-timeline{
    grid-template-columns:1fr;
  }

  .error-bars > div{
    grid-template-columns:1fr;
  }

  .error-bars strong{
    text-align:left;
  }

  .founder-profile{
    align-items:flex-start;
    flex-direction:column;
  }

  .footer-links{
    justify-content:flex-start;
  }
}


/* ==========================================================================
   V5 — projection produit, interface et cas d’usage
   ========================================================================== */

.product-section{
  background:linear-gradient(180deg,#f5f9f7 0%,#fff 100%);
}

.product-showcase{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);
  gap:24px;
  align-items:stretch;
}

.product-render{
  position:relative;
  padding:12px;
  border-radius:32px;
  background:#fff;
  border:1px solid rgba(0,0,0,.07);
  box-shadow:var(--shadow-deep);
}

.product-render svg{
  width:100%;
  height:auto;
  border-radius:24px;
}

.concept-label{
  position:absolute;
  z-index:2;
  top:28px;
  left:28px;
  padding:9px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.92);
  color:#526a65;
  box-shadow:0 8px 24px rgba(0,0,0,.10);
  font-size:.72rem;
  font-weight:800;
  backdrop-filter:blur(10px);
}

.product-components{
  display:grid;
  gap:14px;
}

.product-components article{
  display:grid;
  grid-template-columns:48px 1fr;
  gap:15px;
  align-items:start;
  padding:22px;
  border-radius:24px;
  background:#fff;
  border:1px solid rgba(0,0,0,.07);
  box-shadow:var(--shadow);
}

.component-number{
  display:grid;
  place-items:center;
  width:44px;
  height:44px;
  border-radius:14px;
  background:rgba(98,203,187,.14);
  color:#0f544c;
  font-size:.72rem;
  font-weight:900;
}

.product-components h3{
  margin-bottom:7px;
}

.product-components p{
  font-size:.87rem;
  line-height:1.55;
}

.usage-section{
  background:#fff;
}

.use-case-layout{
  display:grid;
  grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);
  gap:24px;
}

.use-case-story{
  position:relative;
  display:grid;
  gap:0;
  padding:12px 0;
}

.use-case-story::before{
  content:"";
  position:absolute;
  left:62px;
  top:38px;
  bottom:38px;
  width:2px;
  background:linear-gradient(180deg,#62cbbb,#d9b56d);
}

.story-step{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:126px 1fr;
  gap:22px;
  padding:20px 0;
}

.story-date{
  display:grid;
  place-items:center;
  width:96px;
  height:52px;
  border-radius:17px;
  background:#102a27;
  color:#fff;
  font-size:.78rem;
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:.07em;
  box-shadow:0 12px 28px rgba(16,42,39,.18);
}

.alert-step .story-date{
  background:#9a6f22;
}

.story-step > div{
  padding:18px 22px;
  border-radius:22px;
  background:#f7faf9;
  border:1px solid rgba(0,0,0,.06);
}

.use-case-outcomes{
  align-self:stretch;
  display:flex;
  flex-direction:column;
  gap:14px;
  padding:25px;
  border-radius:28px;
  color:#fff;
  background:linear-gradient(180deg,#102a27,#173d38);
  box-shadow:var(--shadow-deep);
}

.outcome-label{
  margin-bottom:4px;
  color:#7ddccc;
  text-transform:uppercase;
  letter-spacing:.09em;
  font-size:.74rem;
  font-weight:900;
}

.use-case-outcomes article{
  padding:19px;
  border-radius:19px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.08);
}

.use-case-outcomes strong{
  display:block;
  margin-bottom:7px;
}

.use-case-outcomes span{
  color:rgba(255,255,255,.73);
  font-size:.84rem;
  line-height:1.5;
}

.app-mockup{
  overflow:hidden;
  border-radius:30px;
  background:#f5f8f7;
  color:#10211f;
  box-shadow:0 34px 90px rgba(0,0,0,.28);
  border:1px solid rgba(255,255,255,.12);
}

.app-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:15px;
  padding:17px 20px;
  background:#fff;
  border-bottom:1px solid #e2ebe8;
}

.app-brand{
  display:flex;
  align-items:center;
  gap:11px;
}

.app-brand > div{
  display:grid;
}

.app-logo{
  display:grid;
  place-items:center;
  width:38px;
  height:38px;
  border-radius:12px;
  background:#0f544c;
  color:#fff;
  font-weight:900;
}

.app-brand strong{
  color:#123530;
}

.app-brand small,
.app-status{
  color:#71847f;
  font-size:.69rem;
}

.app-status{
  display:flex;
  align-items:center;
  gap:7px;
}

.app-status i{
  width:8px;
  height:8px;
  border-radius:50%;
  background:#42b98a;
}

.app-grid{
  display:grid;
  grid-template-columns:128px 1fr;
  min-height:520px;
}

.app-sidebar{
  display:flex;
  flex-direction:column;
  gap:6px;
  padding:16px 10px;
  background:#102a27;
}

.app-sidebar button{
  padding:11px 10px;
  border:0;
  border-radius:11px;
  color:rgba(255,255,255,.68);
  background:transparent;
  text-align:left;
  font:inherit;
  font-size:.72rem;
}

.app-sidebar button.active{
  color:#fff;
  background:rgba(255,255,255,.12);
}

.app-main{
  min-width:0;
  padding:16px;
}

.app-kpis{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:10px;
}

.app-kpis article{
  padding:14px;
  border-radius:16px;
  background:#fff;
  border:1px solid #e2ebe8;
}

.app-kpis span,
.app-kpis small{
  display:block;
  color:#71847f;
  font-size:.65rem;
  line-height:1.35;
}

.app-kpis strong{
  display:block;
  margin:7px 0 4px;
  color:#0f544c;
  font-size:1.18rem;
}

.app-kpis .warning-value{
  color:#9a6f22;
}

.app-chart-card{
  margin-top:11px;
  padding:15px;
  border-radius:18px;
  background:#fff;
  border:1px solid #e2ebe8;
}

.app-chart-title{
  display:flex;
  justify-content:space-between;
  gap:12px;
}

.app-chart-title > div{
  display:grid;
}

.app-chart-title strong{
  color:#123530;
  font-size:.82rem;
}

.app-chart-title small{
  margin-top:3px;
  color:#71847f;
  font-size:.65rem;
}

.chart-range{
  align-self:flex-start;
  padding:6px 9px;
  border-radius:999px;
  background:#edf5f2;
  color:#0f544c;
  font-size:.62rem;
  font-weight:800;
}

.app-chart-card svg{
  margin-top:7px;
}

.app-legend{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
}

.app-legend span{
  display:flex;
  align-items:center;
  gap:6px;
  color:#71847f;
  font-size:.62rem;
}

.app-legend i{
  width:18px;
  height:3px;
  border-radius:3px;
}

.app-legend .after{
  background:#1b7d71;
}

.app-legend .before{
  background:#d9b56d;
}

.app-bottom-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin-top:11px;
}

.weather-card,
.alert-card{
  min-height:92px;
  padding:13px;
  border-radius:16px;
  background:#fff;
  border:1px solid #e2ebe8;
}

.weather-card strong,
.alert-card strong{
  display:block;
  color:#123530;
  font-size:.72rem;
}

.weather-row{
  display:flex;
  gap:10px;
  margin:10px 0 6px;
  color:#526a65;
  font-size:.66rem;
}

.weather-card small,
.alert-card small{
  color:#71847f;
  font-size:.62rem;
  line-height:1.35;
}

.alert-card{
  display:flex;
  align-items:center;
  gap:11px;
  background:#fffaf0;
  border-color:#ead7aa;
}

.alert-icon{
  flex:0 0 auto;
  display:grid;
  place-items:center;
  width:34px;
  height:34px;
  border-radius:12px;
  color:#fff;
  background:#9a6f22;
  font-weight:900;
}

.mockup-note{
  padding:9px 16px 12px;
  color:#71847f;
  background:#f5f8f7;
  text-align:right;
  font-size:.59rem;
}

.salinity-visual{
  display:grid;
  grid-template-columns:minmax(0,.65fr) minmax(0,1.35fr);
  gap:28px;
  align-items:center;
  margin-top:24px;
  padding:30px;
  border-radius:30px;
  background:#102a27;
  box-shadow:var(--shadow-deep);
}

.salinity-visual-copy h3{
  color:#fff;
  font-family:Georgia,"Times New Roman",serif;
  font-size:2rem;
  line-height:1.1;
}

.salinity-visual-copy p{
  color:rgba(255,255,255,.72);
}

.salinity-visual-copy .eyebrow{
  color:#7ddccc;
}

.salinity-caption{
  margin-top:18px;
  color:#d9b56d;
  font-size:.72rem;
  line-height:1.45;
}

.salinity-heatmap{
  display:grid;
  grid-template-columns:58px 1fr;
  grid-template-rows:1fr auto;
  gap:12px;
}

.heatmap-axis{
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  padding:28px 0 24px;
  color:rgba(255,255,255,.58);
  font-size:.65rem;
  text-align:right;
}

.heatmap-panels{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
}

.heatmap-panels article{
  display:grid;
  gap:8px;
}

.heatmap-panels strong{
  color:#fff;
  font-size:.7rem;
  text-align:center;
}

.soil-column{
  display:grid;
  grid-template-rows:repeat(8,1fr);
  height:270px;
  overflow:hidden;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.12);
}

.soil-column i{
  display:block;
}

.stage-a i:nth-child(1){background:#476d6b}.stage-a i:nth-child(2){background:#4f7470}
.stage-a i:nth-child(3){background:#5b7d74}.stage-a i:nth-child(4){background:#6f8778}
.stage-a i:nth-child(5){background:#858d76}.stage-a i:nth-child(6){background:#9b8c6c}
.stage-a i:nth-child(7){background:#b18658}.stage-a i:nth-child(8){background:#c77b45}

.stage-b i:nth-child(1){background:#4d716d}.stage-b i:nth-child(2){background:#5a7c73}
.stage-b i:nth-child(3){background:#778879}.stage-b i:nth-child(4){background:#998c6d}
.stage-b i:nth-child(5){background:#b48658}.stage-b i:nth-child(6){background:#c97845}
.stage-b i:nth-child(7){background:#d4653d}.stage-b i:nth-child(8){background:#dc5542}

.stage-c i:nth-child(1){background:#657f72}.stage-c i:nth-child(2){background:#838875}
.stage-c i:nth-child(3){background:#a48665}.stage-c i:nth-child(4){background:#bc7954}
.stage-c i:nth-child(5){background:#ce6847}.stage-c i:nth-child(6){background:#da5743}
.stage-c i:nth-child(7){background:#e14c49}.stage-c i:nth-child(8){background:#e34254}

.heatmap-legend{
  grid-column:2;
  display:grid;
  grid-template-columns:auto 1fr auto;
  gap:9px;
  align-items:center;
  color:rgba(255,255,255,.60);
  font-size:.62rem;
}

.heatmap-legend div{
  height:7px;
  border-radius:999px;
  background:linear-gradient(90deg,#476d6b,#b18658,#e34254);
}

.validation-period{
  display:inline-block;
  margin-bottom:13px;
  color:#0f544c;
  font-size:.85rem;
  font-weight:900;
}

.validation-card small{
  display:block;
  margin-top:15px;
  padding-top:13px;
  border-top:1px solid #e2ebe8;
  color:#876422;
  font-size:.72rem;
  font-weight:800;
  line-height:1.4;
}

@media(max-width:1100px){
  .product-showcase,
  .use-case-layout,
  .salinity-visual{
    grid-template-columns:1fr;
  }

  .product-components{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }

  .product-components article{
    grid-template-columns:1fr;
  }
}

@media(max-width:760px){
  .product-components,
  .app-kpis,
  .app-bottom-grid,
  .heatmap-panels{
    grid-template-columns:1fr;
  }

  .concept-label{
    position:static;
    display:inline-block;
    margin:8px 8px 12px;
  }

  .story-step{
    grid-template-columns:1fr;
  }

  .use-case-story::before{
    display:none;
  }

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

  .app-sidebar{
    flex-direction:row;
    overflow-x:auto;
  }

  .app-sidebar button{
    white-space:nowrap;
  }

  .salinity-heatmap{
    grid-template-columns:1fr;
  }

  .heatmap-axis{
    display:none;
  }

  .heatmap-legend{
    grid-column:1;
  }
}


/* V5.1 — couverture du hero avec image du sous-sol */
.hero{
  align-items:center;
}

.hero-visual{
  align-self:stretch;
}

.hero-cover-card{
  position:relative;
  overflow:hidden;
  height:100%;
  min-height:440px;
  border-radius:34px;
  background:#fff;
  border:1px solid rgba(0,0,0,.07);
  box-shadow:var(--shadow-deep);
  display:flex;
  align-items:center;
  justify-content:center;
  padding:18px;
}

.hero-cover-card img{
  width:100%;
  height:100%;
  object-fit:contain;
  object-position:center;
  border-radius:24px;
  background:#fff;
}

.hero-cover-caption{
  position:absolute;
  left:24px;
  right:24px;
  bottom:24px;
  display:grid;
  gap:6px;
  padding:16px 18px;
  border-radius:20px;
  background:rgba(255,255,255,.90);
  box-shadow:0 14px 30px rgba(0,0,0,.10);
  backdrop-filter:blur(10px);
}

.cover-kicker{
  color:#0f544c;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:.68rem;
  font-weight:900;
}

.hero-cover-caption strong{
  color:#123530;
  font-size:.96rem;
  line-height:1.35;
}

@media (max-width:1050px){
  .hero-cover-card{
    min-height:380px;
  }
}

@media (max-width:760px){
  .hero-cover-card{
    min-height:300px;
    padding:12px;
  }

  .hero-cover-caption{
    position:static;
    margin-top:10px;
  }

  .hero-cover-card{
    display:block;
  }

  .hero-cover-card img{
    height:auto;
  }
}


/* ==========================================================================
   V5.2 — légendes des images entièrement bilingues
   ========================================================================== */

.hero-cover-card,
.soil-image-wrap{
  position:relative;
}

.hero-cover-card img,
.soil-image-wrap img{
  object-fit:cover;
  object-position:center;
}

.cover-depth-overlay,
.soil-depth-overlay{
  position:absolute;
  top:15%;
  bottom:18%;
  left:22px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  pointer-events:none;
}

.cover-depth-overlay span,
.soil-depth-overlay span{
  padding:4px 7px;
  border-radius:8px;
  color:#fff;
  background:rgba(15,35,32,.58);
  box-shadow:0 4px 14px rgba(0,0,0,.12);
  font-size:.68rem;
  font-weight:800;
  backdrop-filter:blur(5px);
}

.cover-moisture-overlay,
.soil-moisture-overlay{
  position:absolute;
  top:26%;
  right:22px;
  bottom:23%;
  display:grid;
  grid-template-rows:auto 1fr auto;
  justify-items:center;
  gap:8px;
  color:#fff;
  text-shadow:0 2px 8px rgba(0,0,0,.45);
  font-size:.68rem;
  font-weight:850;
}

.cover-moisture-overlay i,
.soil-moisture-overlay i{
  display:block;
  width:9px;
  min-height:110px;
  border-radius:999px;
  background:linear-gradient(180deg,#b4845f 0%,#6c8f92 48%,#176b9a 100%);
  box-shadow:0 0 0 2px rgba(255,255,255,.65);
}

.cover-investigation-label{
  position:absolute;
  left:22px;
  bottom:92px;
  display:grid;
  gap:3px;
  max-width:180px;
  padding:10px 12px;
  border-radius:13px;
  color:#fff;
  background:rgba(15,35,32,.64);
  backdrop-filter:blur(7px);
}

.cover-investigation-label strong{
  font-size:.68rem;
  line-height:1.25;
}

.cover-investigation-label span{
  font-size:.67rem;
}

.soil-depth-overlay{
  left:16px;
  top:12%;
  bottom:12%;
}

.soil-moisture-overlay{
  right:16px;
  top:19%;
  bottom:18%;
}

.soil-moisture-overlay i{
  min-height:80px;
}

@media(max-width:760px){
  .cover-depth-overlay{
    left:12px;
    top:13%;
    bottom:22%;
  }

  .cover-moisture-overlay{
    right:12px;
    top:22%;
    bottom:27%;
  }

  .cover-investigation-label{
    left:12px;
    bottom:76px;
  }

  .cover-depth-overlay span,
  .soil-depth-overlay span,
  .cover-moisture-overlay,
  .soil-moisture-overlay{
    font-size:.58rem;
  }
}


/* ==========================================================================
   V5.3 — profil thermique et texture du sol
   ========================================================================== */

.multiphysique-section{
  background:linear-gradient(180deg,#f4f8f7 0%,#ffffff 100%);
}

.multiphysique-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}

.multiphysique-card{
  padding:28px;
  border-radius:30px;
  background:#fff;
  border:1px solid rgba(0,0,0,.07);
  box-shadow:var(--shadow);
}

.multiphysique-card ul{
  margin:18px 0 0;
  padding-left:18px;
  color:var(--muted);
}

.multiphysique-card li{
  margin-bottom:8px;
  line-height:1.55;
  font-size:.88rem;
}

.multi-head{
  margin-bottom:14px;
}

.multi-badge{
  display:inline-block;
  margin-bottom:10px;
  padding:7px 11px;
  border-radius:999px;
  background:rgba(98,203,187,.16);
  color:#0f544c;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:.69rem;
  font-weight:900;
}

.multi-badge.caution{
  background:rgba(217,181,109,.18);
  color:#8a6726;
}

.multiphysique-card h3{
  margin:0 0 8px;
}

.texture-note{
  margin-top:14px;
  padding:14px 16px;
  border-radius:16px;
  background:#fff8e9;
  color:#7d6530;
  font-size:.84rem;
  line-height:1.55;
}

.thermal-visual{
  display:grid;
  grid-template-columns:84px 1fr;
  gap:18px;
  align-items:center;
  margin-top:20px;
  padding:18px;
  border-radius:22px;
  background:linear-gradient(180deg,#f5f8f7 0%,#eef5f2 100%);
}

.thermal-probe{
  position:relative;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  align-items:center;
  height:255px;
  width:34px;
  margin:0 auto;
  border-radius:20px;
  background:linear-gradient(180deg,#133532,#0d2421);
}

.thermal-probe::before{
  content:"";
  position:absolute;
  top:0;
  bottom:0;
  left:50%;
  width:6px;
  transform:translateX(-50%);
  background:linear-gradient(180deg,#de6b4d 0%,#d99449 26%,#c8b659 45%,#76b9b8 72%,#4b85b7 100%);
  border-radius:999px;
  opacity:.85;
}

.thermal-probe i{
  position:relative;
  z-index:1;
  width:14px;
  height:14px;
  border-radius:50%;
  background:#f2f7f5;
  box-shadow:0 0 0 3px rgba(255,255,255,.35);
}

.thermal-scale{
  display:grid;
  gap:10px;
}

.thermal-scale div{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:9px 12px;
  border-radius:14px;
  background:#fff;
}

.thermal-scale span{
  color:#657874;
  font-size:.82rem;
  font-weight:700;
}

.thermal-scale b{
  color:#123530;
  font-size:.92rem;
}

.texture-visual{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
  margin-top:20px;
}

.texture-col{
  padding:14px 12px;
  border-radius:18px;
  background:#f7faf9;
  border:1px solid rgba(0,0,0,.05);
  text-align:center;
}

.texture-col strong{
  display:block;
  margin-bottom:10px;
  color:#123530;
  font-size:.76rem;
  line-height:1.35;
}

.texture-col i{
  display:block;
  height:124px;
  border-radius:14px;
}

.texture-col.sandy i{ background:linear-gradient(180deg,#e5d1a4 0%,#d3b27a 100%); }
.texture-col.medium i{ background:linear-gradient(180deg,#cda674 0%,#ad7c57 100%); }
.texture-col.clay i{ background:linear-gradient(180deg,#9c755c 0%,#6f5246 100%); }

@media(max-width:980px){
  .multiphysique-grid{ grid-template-columns:1fr; }
}

@media(max-width:760px){
  .thermal-visual{ grid-template-columns:1fr; }
  .texture-visual{ grid-template-columns:1fr; }
}


/* Concise public positioning table */
.market-section{
  background:linear-gradient(180deg,#ffffff 0%,#f3f8f6 100%);
}
.market-comparison{
  width:min(1180px,calc(100% - 40px));
  margin:34px auto 0;
  overflow:hidden;
  border:1px solid rgba(16,48,45,.10);
  border-radius:26px;
  background:#fff;
  box-shadow:0 22px 60px rgba(15,48,44,.10);
}
.market-row{
  display:grid;
  grid-template-columns:.75fr 1.05fr 1.2fr 1.35fr;
}
.market-row > div{
  min-width:0;
  padding:17px 18px;
  border-top:1px solid rgba(16,48,45,.08);
  border-left:1px solid rgba(16,48,45,.07);
  color:#536b67;
  font-size:.9rem;
  line-height:1.55;
}
.market-row > div:first-child{border-left:0}
.market-head > div{
  border-top:0;
  background:#eaf3f0;
  color:#163a36;
  font-size:.77rem;
  font-weight:850;
  letter-spacing:.055em;
  text-transform:uppercase;
}
.market-tech strong{
  display:block;
  color:#173f3a;
  font-size:.98rem;
}
.market-tech span{
  display:inline-block;
  margin-top:6px;
  color:#287e73;
  font-size:.72rem;
  font-weight:800;
  letter-spacing:.04em;
  text-transform:uppercase;
}
.sentinea-row > div{background:rgba(98,203,187,.075)}
.sentinea-row .market-tech{box-shadow:inset 4px 0 0 #1b7d71}

.thermal-continuous{
  justify-content:initial;
}
.thermal-continuous::after{
  content:"";
  position:absolute;
  inset:16px 7px;
  border:1px solid rgba(255,255,255,.28);
  border-radius:14px;
}
.thermal-scale-generic{
  align-self:stretch;
  align-content:space-between;
  gap:14px;
}
.thermal-scale-generic div{
  min-height:62px;
}

@media (max-width:900px){
  .market-comparison{width:min(100% - 28px,680px);background:transparent;border:0;box-shadow:none;overflow:visible}
  .market-head{display:none}
  .market-row:not(.market-head){
    display:block;
    margin-bottom:16px;
    overflow:hidden;
    border:1px solid rgba(16,48,45,.10);
    border-radius:20px;
    background:#fff;
    box-shadow:0 14px 34px rgba(15,48,44,.08);
  }
  .market-row > div{
    display:grid;
    grid-template-columns:minmax(120px,.75fr) minmax(0,1.4fr);
    gap:14px;
    border-left:0;
    padding:13px 16px;
  }
  .market-row > div::before{
    color:#1b5e56;
    font-size:.7rem;
    font-weight:850;
    letter-spacing:.045em;
    text-transform:uppercase;
  }
  .market-row > div:nth-child(1)::before{content:"Technologie"}
  .market-row > div:nth-child(2)::before{content:"Information"}
  .market-row > div:nth-child(3)::before{content:"Atout"}
  .market-row > div:nth-child(4)::before{content:"Limite"}
  body[data-lang="en"] .market-row > div:nth-child(1)::before{content:"Technology"}
  body[data-lang="en"] .market-row > div:nth-child(2)::before{content:"Information"}
  body[data-lang="en"] .market-row > div:nth-child(3)::before{content:"Strength"}
  body[data-lang="en"] .market-row > div:nth-child(4)::before{content:"Limitation"}
  .sentinea-row .market-tech{box-shadow:inset 4px 0 0 #1b7d71}
}

@media (max-width:560px){
  .market-row > div{grid-template-columns:1fr;gap:5px}
}


.diagram-caption{
  margin:10px 18px 0;
  color:#6f817d;
  font-size:.78rem;
  line-height:1.45;
  text-align:center;
}