:root{
  --navy:#082a62;
  --blue:#1267c5;
  --blue2:#0d86d8;
  --green:#69b91c;
  --purple:#6c2aa7;
  --ink:#102b4a;
  --muted:#5f7388;
  --soft:#f4f8fc;
  --line:#dce6ef;
  --white:#fff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:#fff}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.wrap{width:min(1160px,92vw);margin:auto}

header{
  position:sticky;top:0;z-index:20;background:rgba(255,255,255,.97);
  border-bottom:1px solid rgba(8,42,98,.10);backdrop-filter:blur(10px)
}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand img{width:190px}
nav{display:flex;gap:25px;font-weight:800;font-size:14px}
nav a:hover{color:var(--blue)}
.nav-buy{padding:11px 16px;border-radius:999px;background:var(--navy);color:#fff}

.hero{
  background:
    radial-gradient(circle at 20% 20%,rgba(105,185,28,.08),transparent 24%),
    linear-gradient(110deg,#fff 0%,#f7fbfe 52%,#eef6fb 100%);
  overflow:hidden
}
.hero-grid{min-height:650px;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:36px}
.eyebrow{font-size:13px;font-weight:900;letter-spacing:.12em;text-transform:uppercase;color:var(--blue)}
h1{font-size:clamp(52px,6.5vw,84px);line-height:.98;letter-spacing:-.05em;margin:15px 0 22px;color:var(--navy)}
.hero p{font-size:clamp(21px,2vw,28px);line-height:1.35;margin:0;max-width:650px;font-weight:700}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.tag{padding:10px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:14px;font-weight:800}
.tag.green{color:#3d7900;border-color:#cfe7b8;background:#f7fbf2}
.hero-visual{height:590px;display:flex;align-items:center;justify-content:center}
.hero-visual .frame{
  width:min(470px,100%);height:540px;border-radius:32px;overflow:hidden;
  box-shadow:0 24px 60px rgba(8,42,98,.15);background:#fff;border:1px solid #e4edf5
}
.hero-visual img{width:100%;height:100%;object-fit:cover;object-position:center}

.signal{background:var(--navy);color:#fff}
.signal-grid{display:grid;grid-template-columns:repeat(3,1fr)}
.signal-item{padding:25px 34px;border-right:1px solid rgba(255,255,255,.18)}
.signal-item:last-child{border-right:0}
.signal-item strong{display:block;font-size:23px;margin-bottom:6px}
.signal-item span{color:#d7e4ef;font-size:16px}

section{padding:76px 0}
.section-head{max-width:780px;margin-bottom:34px}
.section-title{font-size:clamp(36px,4.5vw,58px);line-height:1.05;letter-spacing:-.035em;margin:8px 0 14px}
.lead{font-size:20px;line-height:1.5;color:var(--muted);margin:0}

.why{background:#fff}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.why-card{border:1px solid var(--line);border-radius:24px;padding:28px;background:#fff}
.why-card .num{font-size:13px;font-weight:900;letter-spacing:.1em;color:var(--blue)}
.why-card h3{font-size:24px;line-height:1.15;margin:13px 0 10px}
.why-card p{font-size:17px;line-height:1.45;color:var(--muted);margin:0}

.origin{background:linear-gradient(130deg,#f7fbfe,#eef5fa)}
.origin-box{
  border-radius:30px;padding:42px;background:#fff;border:1px solid var(--line);
  display:grid;grid-template-columns:.8fr 1.2fr;gap:36px;align-items:center
}
.origin-mark{
  width:150px;height:150px;border-radius:50%;background:var(--navy);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:56px;font-weight:900;
  box-shadow:0 16px 34px rgba(8,42,98,.14)
}
.origin h2{font-size:clamp(34px,4vw,52px);line-height:1.06;margin:0 0 14px}
.origin p{font-size:19px;line-height:1.5;color:var(--muted);margin:8px 0}

.products{background:var(--soft)}
.products-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.product{
  background:#fff;border:1px solid var(--line);border-radius:28px;overflow:hidden;
  box-shadow:0 12px 34px rgba(8,42,98,.055)
}
.product-visual{height:470px;background:#fff}
.product-visual img{width:100%;height:100%;object-fit:cover}
.product-visual.blancs img{object-position:center}
.product-visual.couleurs img{object-position:center}
.product-copy{padding:28px 30px 32px}
.product-copy h3{font-size:28px;margin:0 0 8px}
.product-copy p{font-size:18px;line-height:1.45;color:var(--muted);margin:0}
.meta{margin-top:12px!important;font-weight:900;color:var(--blue)!important}

.buy{background:linear-gradient(110deg,var(--navy),#0a4b8e);color:#fff}
.buy-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}
.buy h2{font-size:clamp(40px,5vw,62px);margin:8px 0 14px;letter-spacing:-.04em}
.buy p{font-size:21px;line-height:1.45;color:#d9e7f2}
.buy-card{background:#fff;color:var(--ink);border-radius:26px;padding:32px}
.buy-card h3{font-size:28px;margin:0 0 8px}
.buy-card p{font-size:18px;color:var(--muted)}
.btn{display:inline-block;margin-top:8px;padding:15px 22px;border-radius:999px;background:var(--green);color:#163400;font-weight:900}

.history{background:#fff}
.history-box{border-left:5px solid var(--blue);padding-left:26px;max-width:850px}
.history h2{font-size:clamp(34px,4vw,52px);margin:0 0 14px}
.history p{font-size:19px;line-height:1.5;color:var(--muted);margin:7px 0}
.history strong{color:var(--navy)}

footer{padding:30px 0;border-top:1px solid var(--line);background:#fff}
.foot{display:flex;align-items:center;justify-content:space-between;gap:24px}
.foot img{width:145px}
.foot-right{text-align:right;font-size:14px;color:var(--muted)}
.foot-right strong{color:var(--navy)}

@media(max-width:900px){
  nav a:not(.nav-buy){display:none}
  .hero-grid,.origin-box,.buy-grid{grid-template-columns:1fr}
  .hero-grid{padding-top:44px}
  .hero-visual{height:480px}
  .hero-visual .frame{height:440px}
  .why-grid{grid-template-columns:1fr}
  .products-grid{grid-template-columns:1fr}
  .signal-grid{grid-template-columns:1fr}
  .signal-item{border-right:0;border-bottom:1px solid rgba(255,255,255,.16)}
  .signal-item:last-child{border-bottom:0}
  .origin-mark{width:110px;height:110px;font-size:42px}
}
@media(max-width:600px){
  .nav{height:66px}
  .brand img{width:150px}
  .nav-buy{font-size:13px;padding:10px 13px}
  h1{font-size:48px}
  section{padding:58px 0}
  .hero-visual{height:390px}
  .hero-visual .frame{height:355px}
  .product-visual{height:380px}
  .foot{flex-direction:column;align-items:flex-start}
  .foot-right{text-align:left}
}